| 1 | #include "driver.h" |
| 2 | |
| 3 | /* Multi-Z80 32 Bit emulator */ |
| 4 | |
| 5 | /* Copyright 1996-2000 Neil Bradley, All rights reserved |
| 6 | * |
| 7 | * License agreement: |
| 8 | * |
| 9 | * (MZ80 Refers to both the assembly code emitted by makeZ80.c and makeZ80.c |
| 10 | * itself) |
| 11 | * |
| 12 | * MZ80 May be distributed in unmodified form to any medium. |
| 13 | * |
| 14 | * MZ80 May not be sold, or sold as a part of a commercial package without |
| 15 | * the express written permission of Neil Bradley (neil@synthcom.com). This |
| 16 | * includes shareware. |
| 17 | * |
| 18 | * Modified versions of MZ80 may not be publicly redistributed without author |
| 19 | * approval (neil@synthcom.com). This includes distributing via a publicly |
| 20 | * accessible LAN. You may make your own source modifications and distribute |
| 21 | * MZ80 in source or object form, but if you make modifications to MZ80 |
| 22 | * then it should be noted in the top as a comment in makeZ80.c. |
| 23 | * |
| 24 | * MZ80 Licensing for commercial applications is available. Please email |
| 25 | * neil@synthcom.com for details. |
| 26 | * |
| 27 | * Synthcom Systems, Inc, and Neil Bradley will not be held responsible for |
| 28 | * any damage done by the use of MZ80. It is purely "as-is". |
| 29 | * |
| 30 | * If you use MZ80 in a freeware application, credit in the following text: |
| 31 | * |
| 32 | * "Multi-Z80 CPU emulator by Neil Bradley (neil@synthcom.com)" |
| 33 | * |
| 34 | * must accompany the freeware application within the application itself or |
| 35 | * in the documentation. |
| 36 | * |
| 37 | * Legal stuff aside: |
| 38 | * |
| 39 | * If you find problems with MZ80, please email the author so they can get |
| 40 | * resolved. If you find a bug and fix it, please also email the author so |
| 41 | * that those bug fixes can be propogated to the installed base of MZ80 |
| 42 | * users. If you find performance improvements or problems with MZ80, please |
| 43 | * email the author with your changes/suggestions and they will be rolled in |
| 44 | * with subsequent releases of MZ80. |
| 45 | * |
| 46 | * The whole idea of this emulator is to have the fastest available 32 bit |
| 47 | * Multi-Z80 emulator for the PC, giving maximum performance. |
| 48 | */ |
| 49 | |
| 50 | #include <stdio.h> |
| 51 | #include <stdlib.h> |
| 52 | #include <string.h> |
| 53 | #include "mz80.h" |
| 54 | UINT32 z80intAddr; |
| 55 | UINT32 z80pc; |
| 56 | |
| 57 | |
| 58 | /* Modular global variables go here*/ |
| 59 | |
| 60 | static CONTEXTMZ80 cpu; /* CPU Context */ |
| 61 | static UINT8 *pbPC; /* Program counter normalized */ |
| 62 | static UINT8 *pbSP; /* Stack pointer normalized */ |
| 63 | static struct MemoryReadByte *psMemRead; /* Read memory structure */ |
| 64 | static struct MemoryWriteByte *psMemWrite; /* Write memory structure */ |
| 65 | static struct z80PortRead *psIoRead; /* Read I/O structure */ |
| 66 | static struct z80PortWrite *psIoWrite; /* Write memory structure */ |
| 67 | static INT32 sdwCyclesRemaining; /* Used as a countdown */ |
| 68 | static UINT32 dwReturnCode; /* Return code from exec() */ |
| 69 | static UINT32 dwOriginalCycles; /* How many cycles did we start with? */ |
| 70 | static UINT32 dwElapsedTicks; /* How many ticks did we elapse? */ |
| 71 | static INT32 sdwAddr; /* Temporary address storage */ |
| 72 | static UINT32 dwAddr; /* Temporary stack address */ |
| 73 | static UINT8 *pbAddAdcTable; /* Pointer to add/adc flag table */ |
| 74 | static UINT8 *pbSubSbcTable; /* Pointer to sub/sbc flag table */ |
| 75 | static UINT32 dwTemp; /* Temporary value */ |
| 76 | |
| 77 | static UINT8 bTemp; /* Temporary value */ |
| 78 | |
| 79 | static UINT8 bTemp2; /* Temporary value */ |
| 80 | |
| 81 | /* Precomputed flag tables */ |
| 82 | |
| 83 | static UINT8 bPostIncFlags[0x100] = |
| 84 | { |
| 85 | 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10, |
| 86 | 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10, |
| 87 | 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10, |
| 88 | 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10, |
| 89 | 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10, |
| 90 | 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10, |
| 91 | 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x10, |
| 92 | 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x94, |
| 93 | 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x90, |
| 94 | 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x90, |
| 95 | 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x90, |
| 96 | 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x90, |
| 97 | 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x90, |
| 98 | 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x90, |
| 99 | 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x90, |
| 100 | 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x50 |
| 101 | }; |
| 102 | |
| 103 | static UINT8 bPostDecFlags[0x100] = |
| 104 | { |
| 105 | 0x92,0x42,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02, |
| 106 | 0x12,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02, |
| 107 | 0x12,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02, |
| 108 | 0x12,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02, |
| 109 | 0x12,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02, |
| 110 | 0x12,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02, |
| 111 | 0x12,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02, |
| 112 | 0x12,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02,0x02, |
| 113 | 0x16,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82, |
| 114 | 0x92,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82, |
| 115 | 0x92,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82, |
| 116 | 0x92,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82, |
| 117 | 0x92,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82, |
| 118 | 0x92,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82, |
| 119 | 0x92,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82, |
| 120 | 0x92,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82,0x82 |
| 121 | }; |
| 122 | |
| 123 | static UINT8 bPostORFlags[0x100] = |
| 124 | { |
| 125 | 0x44,0x00,0x00,0x04,0x00,0x04,0x04,0x00,0x00,0x04,0x04,0x00,0x04,0x00,0x00,0x04, |
| 126 | 0x00,0x04,0x04,0x00,0x04,0x00,0x00,0x04,0x04,0x00,0x00,0x04,0x00,0x04,0x04,0x00, |
| 127 | 0x00,0x04,0x04,0x00,0x04,0x00,0x00,0x04,0x04,0x00,0x00,0x04,0x00,0x04,0x04,0x00, |
| 128 | 0x04,0x00,0x00,0x04,0x00,0x04,0x04,0x00,0x00,0x04,0x04,0x00,0x04,0x00,0x00,0x04, |
| 129 | 0x00,0x04,0x04,0x00,0x04,0x00,0x00,0x04,0x04,0x00,0x00,0x04,0x00,0x04,0x04,0x00, |
| 130 | 0x04,0x00,0x00,0x04,0x00,0x04,0x04,0x00,0x00,0x04,0x04,0x00,0x04,0x00,0x00,0x04, |
| 131 | 0x04,0x00,0x00,0x04,0x00,0x04,0x04,0x00,0x00,0x04,0x04,0x00,0x04,0x00,0x00,0x04, |
| 132 | 0x00,0x04,0x04,0x00,0x04,0x00,0x00,0x04,0x04,0x00,0x00,0x04,0x00,0x04,0x04,0x00, |
| 133 | 0x80,0x84,0x84,0x80,0x84,0x80,0x80,0x84,0x84,0x80,0x80,0x84,0x80,0x84,0x84,0x80, |
| 134 | 0x84,0x80,0x80,0x84,0x80,0x84,0x84,0x80,0x80,0x84,0x84,0x80,0x84,0x80,0x80,0x84, |
| 135 | 0x84,0x80,0x80,0x84,0x80,0x84,0x84,0x80,0x80,0x84,0x84,0x80,0x84,0x80,0x80,0x84, |
| 136 | 0x80,0x84,0x84,0x80,0x84,0x80,0x80,0x84,0x84,0x80,0x80,0x84,0x80,0x84,0x84,0x80, |
| 137 | 0x84,0x80,0x80,0x84,0x80,0x84,0x84,0x80,0x80,0x84,0x84,0x80,0x84,0x80,0x80,0x84, |
| 138 | 0x80,0x84,0x84,0x80,0x84,0x80,0x80,0x84,0x84,0x80,0x80,0x84,0x80,0x84,0x84,0x80, |
| 139 | 0x80,0x84,0x84,0x80,0x84,0x80,0x80,0x84,0x84,0x80,0x80,0x84,0x80,0x84,0x84,0x80, |
| 140 | 0x84,0x80,0x80,0x84,0x80,0x84,0x84,0x80,0x80,0x84,0x84,0x80,0x84,0x80,0x80,0x84 |
| 141 | }; |
| 142 | |
| 143 | static UINT8 bPostANDFlags[0x100] = |
| 144 | { |
| 145 | 0x54,0x10,0x10,0x14,0x10,0x14,0x14,0x10,0x10,0x14,0x14,0x10,0x14,0x10,0x10,0x14, |
| 146 | 0x10,0x14,0x14,0x10,0x14,0x10,0x10,0x14,0x14,0x10,0x10,0x14,0x10,0x14,0x14,0x10, |
| 147 | 0x10,0x14,0x14,0x10,0x14,0x10,0x10,0x14,0x14,0x10,0x10,0x14,0x10,0x14,0x14,0x10, |
| 148 | 0x14,0x10,0x10,0x14,0x10,0x14,0x14,0x10,0x10,0x14,0x14,0x10,0x14,0x10,0x10,0x14, |
| 149 | 0x10,0x14,0x14,0x10,0x14,0x10,0x10,0x14,0x14,0x10,0x10,0x14,0x10,0x14,0x14,0x10, |
| 150 | 0x14,0x10,0x10,0x14,0x10,0x14,0x14,0x10,0x10,0x14,0x14,0x10,0x14,0x10,0x10,0x14, |
| 151 | 0x14,0x10,0x10,0x14,0x10,0x14,0x14,0x10,0x10,0x14,0x14,0x10,0x14,0x10,0x10,0x14, |
| 152 | 0x10,0x14,0x14,0x10,0x14,0x10,0x10,0x14,0x14,0x10,0x10,0x14,0x10,0x14,0x14,0x10, |
| 153 | 0x90,0x94,0x94,0x90,0x94,0x90,0x90,0x94,0x94,0x90,0x90,0x94,0x90,0x94,0x94,0x90, |
| 154 | 0x94,0x90,0x90,0x94,0x90,0x94,0x94,0x90,0x90,0x94,0x94,0x90,0x94,0x90,0x90,0x94, |
| 155 | 0x94,0x90,0x90,0x94,0x90,0x94,0x94,0x90,0x90,0x94,0x94,0x90,0x94,0x90,0x90,0x94, |
| 156 | 0x90,0x94,0x94,0x90,0x94,0x90,0x90,0x94,0x94,0x90,0x90,0x94,0x90,0x94,0x94,0x90, |
| 157 | 0x94,0x90,0x90,0x94,0x90,0x94,0x94,0x90,0x90,0x94,0x94,0x90,0x94,0x90,0x90,0x94, |
| 158 | 0x90,0x94,0x94,0x90,0x94,0x90,0x90,0x94,0x94,0x90,0x90,0x94,0x90,0x94,0x94,0x90, |
| 159 | 0x90,0x94,0x94,0x90,0x94,0x90,0x90,0x94,0x94,0x90,0x90,0x94,0x90,0x94,0x94,0x90, |
| 160 | 0x94,0x90,0x90,0x94,0x90,0x94,0x94,0x90,0x90,0x94,0x94,0x90,0x94,0x90,0x90,0x94 |
| 161 | }; |
| 162 | |
| 163 | static UINT16 wDAATable[0x800] = |
| 164 | { |
| 165 | 0x5400,0x1001,0x1002,0x1403,0x1004,0x1405,0x1406,0x1007, |
| 166 | 0x1008,0x1409,0x1010,0x1411,0x1412,0x1013,0x1414,0x1015, |
| 167 | 0x1010,0x1411,0x1412,0x1013,0x1414,0x1015,0x1016,0x1417, |
| 168 | 0x1418,0x1019,0x1020,0x1421,0x1422,0x1023,0x1424,0x1025, |
| 169 | 0x1020,0x1421,0x1422,0x1023,0x1424,0x1025,0x1026,0x1427, |
| 170 | 0x1428,0x1029,0x1430,0x1031,0x1032,0x1433,0x1034,0x1435, |
| 171 | 0x1430,0x1031,0x1032,0x1433,0x1034,0x1435,0x1436,0x1037, |
| 172 | 0x1038,0x1439,0x1040,0x1441,0x1442,0x1043,0x1444,0x1045, |
| 173 | 0x1040,0x1441,0x1442,0x1043,0x1444,0x1045,0x1046,0x1447, |
| 174 | 0x1448,0x1049,0x1450,0x1051,0x1052,0x1453,0x1054,0x1455, |
| 175 | 0x1450,0x1051,0x1052,0x1453,0x1054,0x1455,0x1456,0x1057, |
| 176 | 0x1058,0x1459,0x1460,0x1061,0x1062,0x1463,0x1064,0x1465, |
| 177 | 0x1460,0x1061,0x1062,0x1463,0x1064,0x1465,0x1466,0x1067, |
| 178 | 0x1068,0x1469,0x1070,0x1471,0x1472,0x1073,0x1474,0x1075, |
| 179 | 0x1070,0x1471,0x1472,0x1073,0x1474,0x1075,0x1076,0x1477, |
| 180 | 0x1478,0x1079,0x9080,0x9481,0x9482,0x9083,0x9484,0x9085, |
| 181 | 0x9080,0x9481,0x9482,0x9083,0x9484,0x9085,0x9086,0x9487, |
| 182 | 0x9488,0x9089,0x9490,0x9091,0x9092,0x9493,0x9094,0x9495, |
| 183 | 0x9490,0x9091,0x9092,0x9493,0x9094,0x9495,0x9496,0x9097, |
| 184 | 0x9098,0x9499,0x5500,0x1101,0x1102,0x1503,0x1104,0x1505, |
| 185 | 0x5500,0x1101,0x1102,0x1503,0x1104,0x1505,0x1506,0x1107, |
| 186 | 0x1108,0x1509,0x1110,0x1511,0x1512,0x1113,0x1514,0x1115, |
| 187 | 0x1110,0x1511,0x1512,0x1113,0x1514,0x1115,0x1116,0x1517, |
| 188 | 0x1518,0x1119,0x1120,0x1521,0x1522,0x1123,0x1524,0x1125, |
| 189 | 0x1120,0x1521,0x1522,0x1123,0x1524,0x1125,0x1126,0x1527, |
| 190 | 0x1528,0x1129,0x1530,0x1131,0x1132,0x1533,0x1134,0x1535, |
| 191 | 0x1530,0x1131,0x1132,0x1533,0x1134,0x1535,0x1536,0x1137, |
| 192 | 0x1138,0x1539,0x1140,0x1541,0x1542,0x1143,0x1544,0x1145, |
| 193 | 0x1140,0x1541,0x1542,0x1143,0x1544,0x1145,0x1146,0x1547, |
| 194 | 0x1548,0x1149,0x1550,0x1151,0x1152,0x1553,0x1154,0x1555, |
| 195 | 0x1550,0x1151,0x1152,0x1553,0x1154,0x1555,0x1556,0x1157, |
| 196 | 0x1158,0x1559,0x1560,0x1161,0x1162,0x1563,0x1164,0x1565, |
| 197 | 0x1560,0x1161,0x1162,0x1563,0x1164,0x1565,0x1566,0x1167, |
| 198 | 0x1168,0x1569,0x1170,0x1571,0x1572,0x1173,0x1574,0x1175, |
| 199 | 0x1170,0x1571,0x1572,0x1173,0x1574,0x1175,0x1176,0x1577, |
| 200 | 0x1578,0x1179,0x9180,0x9581,0x9582,0x9183,0x9584,0x9185, |
| 201 | 0x9180,0x9581,0x9582,0x9183,0x9584,0x9185,0x9186,0x9587, |
| 202 | 0x9588,0x9189,0x9590,0x9191,0x9192,0x9593,0x9194,0x9595, |
| 203 | 0x9590,0x9191,0x9192,0x9593,0x9194,0x9595,0x9596,0x9197, |
| 204 | 0x9198,0x9599,0x95a0,0x91a1,0x91a2,0x95a3,0x91a4,0x95a5, |
| 205 | 0x95a0,0x91a1,0x91a2,0x95a3,0x91a4,0x95a5,0x95a6,0x91a7, |
| 206 | 0x91a8,0x95a9,0x91b0,0x95b1,0x95b2,0x91b3,0x95b4,0x91b5, |
| 207 | 0x91b0,0x95b1,0x95b2,0x91b3,0x95b4,0x91b5,0x91b6,0x95b7, |
| 208 | 0x95b8,0x91b9,0x95c0,0x91c1,0x91c2,0x95c3,0x91c4,0x95c5, |
| 209 | 0x95c0,0x91c1,0x91c2,0x95c3,0x91c4,0x95c5,0x95c6,0x91c7, |
| 210 | 0x91c8,0x95c9,0x91d0,0x95d1,0x95d2,0x91d3,0x95d4,0x91d5, |
| 211 | 0x91d0,0x95d1,0x95d2,0x91d3,0x95d4,0x91d5,0x91d6,0x95d7, |
| 212 | 0x95d8,0x91d9,0x91e0,0x95e1,0x95e2,0x91e3,0x95e4,0x91e5, |
| 213 | 0x91e0,0x95e1,0x95e2,0x91e3,0x95e4,0x91e5,0x91e6,0x95e7, |
| 214 | 0x95e8,0x91e9,0x95f0,0x91f1,0x91f2,0x95f3,0x91f4,0x95f5, |
| 215 | 0x95f0,0x91f1,0x91f2,0x95f3,0x91f4,0x95f5,0x95f6,0x91f7, |
| 216 | 0x91f8,0x95f9,0x5500,0x1101,0x1102,0x1503,0x1104,0x1505, |
| 217 | 0x5500,0x1101,0x1102,0x1503,0x1104,0x1505,0x1506,0x1107, |
| 218 | 0x1108,0x1509,0x1110,0x1511,0x1512,0x1113,0x1514,0x1115, |
| 219 | 0x1110,0x1511,0x1512,0x1113,0x1514,0x1115,0x1116,0x1517, |
| 220 | 0x1518,0x1119,0x1120,0x1521,0x1522,0x1123,0x1524,0x1125, |
| 221 | 0x1120,0x1521,0x1522,0x1123,0x1524,0x1125,0x1126,0x1527, |
| 222 | 0x1528,0x1129,0x1530,0x1131,0x1132,0x1533,0x1134,0x1535, |
| 223 | 0x1530,0x1131,0x1132,0x1533,0x1134,0x1535,0x1536,0x1137, |
| 224 | 0x1138,0x1539,0x1140,0x1541,0x1542,0x1143,0x1544,0x1145, |
| 225 | 0x1140,0x1541,0x1542,0x1143,0x1544,0x1145,0x1146,0x1547, |
| 226 | 0x1548,0x1149,0x1550,0x1151,0x1152,0x1553,0x1154,0x1555, |
| 227 | 0x1550,0x1151,0x1152,0x1553,0x1154,0x1555,0x1556,0x1157, |
| 228 | 0x1158,0x1559,0x1560,0x1161,0x1162,0x1563,0x1164,0x1565, |
| 229 | 0x1406,0x1007,0x1008,0x1409,0x140a,0x100b,0x140c,0x100d, |
| 230 | 0x100e,0x140f,0x1010,0x1411,0x1412,0x1013,0x1414,0x1015, |
| 231 | 0x1016,0x1417,0x1418,0x1019,0x101a,0x141b,0x101c,0x141d, |
| 232 | 0x141e,0x101f,0x1020,0x1421,0x1422,0x1023,0x1424,0x1025, |
| 233 | 0x1026,0x1427,0x1428,0x1029,0x102a,0x142b,0x102c,0x142d, |
| 234 | 0x142e,0x102f,0x1430,0x1031,0x1032,0x1433,0x1034,0x1435, |
| 235 | 0x1436,0x1037,0x1038,0x1439,0x143a,0x103b,0x143c,0x103d, |
| 236 | 0x103e,0x143f,0x1040,0x1441,0x1442,0x1043,0x1444,0x1045, |
| 237 | 0x1046,0x1447,0x1448,0x1049,0x104a,0x144b,0x104c,0x144d, |
| 238 | 0x144e,0x104f,0x1450,0x1051,0x1052,0x1453,0x1054,0x1455, |
| 239 | 0x1456,0x1057,0x1058,0x1459,0x145a,0x105b,0x145c,0x105d, |
| 240 | 0x105e,0x145f,0x1460,0x1061,0x1062,0x1463,0x1064,0x1465, |
| 241 | 0x1466,0x1067,0x1068,0x1469,0x146a,0x106b,0x146c,0x106d, |
| 242 | 0x106e,0x146f,0x1070,0x1471,0x1472,0x1073,0x1474,0x1075, |
| 243 | 0x1076,0x1477,0x1478,0x1079,0x107a,0x147b,0x107c,0x147d, |
| 244 | 0x147e,0x107f,0x9080,0x9481,0x9482,0x9083,0x9484,0x9085, |
| 245 | 0x9086,0x9487,0x9488,0x9089,0x908a,0x948b,0x908c,0x948d, |
| 246 | 0x948e,0x908f,0x9490,0x9091,0x9092,0x9493,0x9094,0x9495, |
| 247 | 0x9496,0x9097,0x9098,0x9499,0x949a,0x909b,0x949c,0x909d, |
| 248 | 0x909e,0x949f,0x5500,0x1101,0x1102,0x1503,0x1104,0x1505, |
| 249 | 0x1506,0x1107,0x1108,0x1509,0x150a,0x110b,0x150c,0x110d, |
| 250 | 0x110e,0x150f,0x1110,0x1511,0x1512,0x1113,0x1514,0x1115, |
| 251 | 0x1116,0x1517,0x1518,0x1119,0x111a,0x151b,0x111c,0x151d, |
| 252 | 0x151e,0x111f,0x1120,0x1521,0x1522,0x1123,0x1524,0x1125, |
| 253 | 0x1126,0x1527,0x1528,0x1129,0x112a,0x152b,0x112c,0x152d, |
| 254 | 0x152e,0x112f,0x1530,0x1131,0x1132,0x1533,0x1134,0x1535, |
| 255 | 0x1536,0x1137,0x1138,0x1539,0x153a,0x113b,0x153c,0x113d, |
| 256 | 0x113e,0x153f,0x1140,0x1541,0x1542,0x1143,0x1544,0x1145, |
| 257 | 0x1146,0x1547,0x1548,0x1149,0x114a,0x154b,0x114c,0x154d, |
| 258 | 0x154e,0x114f,0x1550,0x1151,0x1152,0x1553,0x1154,0x1555, |
| 259 | 0x1556,0x1157,0x1158,0x1559,0x155a,0x115b,0x155c,0x115d, |
| 260 | 0x115e,0x155f,0x1560,0x1161,0x1162,0x1563,0x1164,0x1565, |
| 261 | 0x1566,0x1167,0x1168,0x1569,0x156a,0x116b,0x156c,0x116d, |
| 262 | 0x116e,0x156f,0x1170,0x1571,0x1572,0x1173,0x1574,0x1175, |
| 263 | 0x1176,0x1577,0x1578,0x1179,0x117a,0x157b,0x117c,0x157d, |
| 264 | 0x157e,0x117f,0x9180,0x9581,0x9582,0x9183,0x9584,0x9185, |
| 265 | 0x9186,0x9587,0x9588,0x9189,0x918a,0x958b,0x918c,0x958d, |
| 266 | 0x958e,0x918f,0x9590,0x9191,0x9192,0x9593,0x9194,0x9595, |
| 267 | 0x9596,0x9197,0x9198,0x9599,0x959a,0x919b,0x959c,0x919d, |
| 268 | 0x919e,0x959f,0x95a0,0x91a1,0x91a2,0x95a3,0x91a4,0x95a5, |
| 269 | 0x95a6,0x91a7,0x91a8,0x95a9,0x95aa,0x91ab,0x95ac,0x91ad, |
| 270 | 0x91ae,0x95af,0x91b0,0x95b1,0x95b2,0x91b3,0x95b4,0x91b5, |
| 271 | 0x91b6,0x95b7,0x95b8,0x91b9,0x91ba,0x95bb,0x91bc,0x95bd, |
| 272 | 0x95be,0x91bf,0x95c0,0x91c1,0x91c2,0x95c3,0x91c4,0x95c5, |
| 273 | 0x95c6,0x91c7,0x91c8,0x95c9,0x95ca,0x91cb,0x95cc,0x91cd, |
| 274 | 0x91ce,0x95cf,0x91d0,0x95d1,0x95d2,0x91d3,0x95d4,0x91d5, |
| 275 | 0x91d6,0x95d7,0x95d8,0x91d9,0x91da,0x95db,0x91dc,0x95dd, |
| 276 | 0x95de,0x91df,0x91e0,0x95e1,0x95e2,0x91e3,0x95e4,0x91e5, |
| 277 | 0x91e6,0x95e7,0x95e8,0x91e9,0x91ea,0x95eb,0x91ec,0x95ed, |
| 278 | 0x95ee,0x91ef,0x95f0,0x91f1,0x91f2,0x95f3,0x91f4,0x95f5, |
| 279 | 0x95f6,0x91f7,0x91f8,0x95f9,0x95fa,0x91fb,0x95fc,0x91fd, |
| 280 | 0x91fe,0x95ff,0x5500,0x1101,0x1102,0x1503,0x1104,0x1505, |
| 281 | 0x1506,0x1107,0x1108,0x1509,0x150a,0x110b,0x150c,0x110d, |
| 282 | 0x110e,0x150f,0x1110,0x1511,0x1512,0x1113,0x1514,0x1115, |
| 283 | 0x1116,0x1517,0x1518,0x1119,0x111a,0x151b,0x111c,0x151d, |
| 284 | 0x151e,0x111f,0x1120,0x1521,0x1522,0x1123,0x1524,0x1125, |
| 285 | 0x1126,0x1527,0x1528,0x1129,0x112a,0x152b,0x112c,0x152d, |
| 286 | 0x152e,0x112f,0x1530,0x1131,0x1132,0x1533,0x1134,0x1535, |
| 287 | 0x1536,0x1137,0x1138,0x1539,0x153a,0x113b,0x153c,0x113d, |
| 288 | 0x113e,0x153f,0x1140,0x1541,0x1542,0x1143,0x1544,0x1145, |
| 289 | 0x1146,0x1547,0x1548,0x1149,0x114a,0x154b,0x114c,0x154d, |
| 290 | 0x154e,0x114f,0x1550,0x1151,0x1152,0x1553,0x1154,0x1555, |
| 291 | 0x1556,0x1157,0x1158,0x1559,0x155a,0x115b,0x155c,0x115d, |
| 292 | 0x115e,0x155f,0x1560,0x1161,0x1162,0x1563,0x1164,0x1565, |
| 293 | 0x5600,0x1201,0x1202,0x1603,0x1204,0x1605,0x1606,0x1207, |
| 294 | 0x1208,0x1609,0x1204,0x1605,0x1606,0x1207,0x1208,0x1609, |
| 295 | 0x1210,0x1611,0x1612,0x1213,0x1614,0x1215,0x1216,0x1617, |
| 296 | 0x1618,0x1219,0x1614,0x1215,0x1216,0x1617,0x1618,0x1219, |
| 297 | 0x1220,0x1621,0x1622,0x1223,0x1624,0x1225,0x1226,0x1627, |
| 298 | 0x1628,0x1229,0x1624,0x1225,0x1226,0x1627,0x1628,0x1229, |
| 299 | 0x1630,0x1231,0x1232,0x1633,0x1234,0x1635,0x1636,0x1237, |
| 300 | 0x1238,0x1639,0x1234,0x1635,0x1636,0x1237,0x1238,0x1639, |
| 301 | 0x1240,0x1641,0x1642,0x1243,0x1644,0x1245,0x1246,0x1647, |
| 302 | 0x1648,0x1249,0x1644,0x1245,0x1246,0x1647,0x1648,0x1249, |
| 303 | 0x1650,0x1251,0x1252,0x1653,0x1254,0x1655,0x1656,0x1257, |
| 304 | 0x1258,0x1659,0x1254,0x1655,0x1656,0x1257,0x1258,0x1659, |
| 305 | 0x1660,0x1261,0x1262,0x1663,0x1264,0x1665,0x1666,0x1267, |
| 306 | 0x1268,0x1669,0x1264,0x1665,0x1666,0x1267,0x1268,0x1669, |
| 307 | 0x1270,0x1671,0x1672,0x1273,0x1674,0x1275,0x1276,0x1677, |
| 308 | 0x1678,0x1279,0x1674,0x1275,0x1276,0x1677,0x1678,0x1279, |
| 309 | 0x9280,0x9681,0x9682,0x9283,0x9684,0x9285,0x9286,0x9687, |
| 310 | 0x9688,0x9289,0x9684,0x9285,0x9286,0x9687,0x9688,0x9289, |
| 311 | 0x9690,0x9291,0x9292,0x9693,0x9294,0x9695,0x9696,0x9297, |
| 312 | 0x9298,0x9699,0x1334,0x1735,0x1736,0x1337,0x1338,0x1739, |
| 313 | 0x1340,0x1741,0x1742,0x1343,0x1744,0x1345,0x1346,0x1747, |
| 314 | 0x1748,0x1349,0x1744,0x1345,0x1346,0x1747,0x1748,0x1349, |
| 315 | 0x1750,0x1351,0x1352,0x1753,0x1354,0x1755,0x1756,0x1357, |
| 316 | 0x1358,0x1759,0x1354,0x1755,0x1756,0x1357,0x1358,0x1759, |
| 317 | 0x1760,0x1361,0x1362,0x1763,0x1364,0x1765,0x1766,0x1367, |
| 318 | 0x1368,0x1769,0x1364,0x1765,0x1766,0x1367,0x1368,0x1769, |
| 319 | 0x1370,0x1771,0x1772,0x1373,0x1774,0x1375,0x1376,0x1777, |
| 320 | 0x1778,0x1379,0x1774,0x1375,0x1376,0x1777,0x1778,0x1379, |
| 321 | 0x9380,0x9781,0x9782,0x9383,0x9784,0x9385,0x9386,0x9787, |
| 322 | 0x9788,0x9389,0x9784,0x9385,0x9386,0x9787,0x9788,0x9389, |
| 323 | 0x9790,0x9391,0x9392,0x9793,0x9394,0x9795,0x9796,0x9397, |
| 324 | 0x9398,0x9799,0x9394,0x9795,0x9796,0x9397,0x9398,0x9799, |
| 325 | 0x97a0,0x93a1,0x93a2,0x97a3,0x93a4,0x97a5,0x97a6,0x93a7, |
| 326 | 0x93a8,0x97a9,0x93a4,0x97a5,0x97a6,0x93a7,0x93a8,0x97a9, |
| 327 | 0x93b0,0x97b1,0x97b2,0x93b3,0x97b4,0x93b5,0x93b6,0x97b7, |
| 328 | 0x97b8,0x93b9,0x97b4,0x93b5,0x93b6,0x97b7,0x97b8,0x93b9, |
| 329 | 0x97c0,0x93c1,0x93c2,0x97c3,0x93c4,0x97c5,0x97c6,0x93c7, |
| 330 | 0x93c8,0x97c9,0x93c4,0x97c5,0x97c6,0x93c7,0x93c8,0x97c9, |
| 331 | 0x93d0,0x97d1,0x97d2,0x93d3,0x97d4,0x93d5,0x93d6,0x97d7, |
| 332 | 0x97d8,0x93d9,0x97d4,0x93d5,0x93d6,0x97d7,0x97d8,0x93d9, |
| 333 | 0x93e0,0x97e1,0x97e2,0x93e3,0x97e4,0x93e5,0x93e6,0x97e7, |
| 334 | 0x97e8,0x93e9,0x97e4,0x93e5,0x93e6,0x97e7,0x97e8,0x93e9, |
| 335 | 0x97f0,0x93f1,0x93f2,0x97f3,0x93f4,0x97f5,0x97f6,0x93f7, |
| 336 | 0x93f8,0x97f9,0x93f4,0x97f5,0x97f6,0x93f7,0x93f8,0x97f9, |
| 337 | 0x5700,0x1301,0x1302,0x1703,0x1304,0x1705,0x1706,0x1307, |
| 338 | 0x1308,0x1709,0x1304,0x1705,0x1706,0x1307,0x1308,0x1709, |
| 339 | 0x1310,0x1711,0x1712,0x1313,0x1714,0x1315,0x1316,0x1717, |
| 340 | 0x1718,0x1319,0x1714,0x1315,0x1316,0x1717,0x1718,0x1319, |
| 341 | 0x1320,0x1721,0x1722,0x1323,0x1724,0x1325,0x1326,0x1727, |
| 342 | 0x1728,0x1329,0x1724,0x1325,0x1326,0x1727,0x1728,0x1329, |
| 343 | 0x1730,0x1331,0x1332,0x1733,0x1334,0x1735,0x1736,0x1337, |
| 344 | 0x1338,0x1739,0x1334,0x1735,0x1736,0x1337,0x1338,0x1739, |
| 345 | 0x1340,0x1741,0x1742,0x1343,0x1744,0x1345,0x1346,0x1747, |
| 346 | 0x1748,0x1349,0x1744,0x1345,0x1346,0x1747,0x1748,0x1349, |
| 347 | 0x1750,0x1351,0x1352,0x1753,0x1354,0x1755,0x1756,0x1357, |
| 348 | 0x1358,0x1759,0x1354,0x1755,0x1756,0x1357,0x1358,0x1759, |
| 349 | 0x1760,0x1361,0x1362,0x1763,0x1364,0x1765,0x1766,0x1367, |
| 350 | 0x1368,0x1769,0x1364,0x1765,0x1766,0x1367,0x1368,0x1769, |
| 351 | 0x1370,0x1771,0x1772,0x1373,0x1774,0x1375,0x1376,0x1777, |
| 352 | 0x1778,0x1379,0x1774,0x1375,0x1376,0x1777,0x1778,0x1379, |
| 353 | 0x9380,0x9781,0x9782,0x9383,0x9784,0x9385,0x9386,0x9787, |
| 354 | 0x9788,0x9389,0x9784,0x9385,0x9386,0x9787,0x9788,0x9389, |
| 355 | 0x9790,0x9391,0x9392,0x9793,0x9394,0x9795,0x9796,0x9397, |
| 356 | 0x9398,0x9799,0x9394,0x9795,0x9796,0x9397,0x9398,0x9799, |
| 357 | 0x97fa,0x93fb,0x97fc,0x93fd,0x93fe,0x97ff,0x5600,0x1201, |
| 358 | 0x1202,0x1603,0x1204,0x1605,0x1606,0x1207,0x1208,0x1609, |
| 359 | 0x160a,0x120b,0x160c,0x120d,0x120e,0x160f,0x1210,0x1611, |
| 360 | 0x1612,0x1213,0x1614,0x1215,0x1216,0x1617,0x1618,0x1219, |
| 361 | 0x121a,0x161b,0x121c,0x161d,0x161e,0x121f,0x1220,0x1621, |
| 362 | 0x1622,0x1223,0x1624,0x1225,0x1226,0x1627,0x1628,0x1229, |
| 363 | 0x122a,0x162b,0x122c,0x162d,0x162e,0x122f,0x1630,0x1231, |
| 364 | 0x1232,0x1633,0x1234,0x1635,0x1636,0x1237,0x1238,0x1639, |
| 365 | 0x163a,0x123b,0x163c,0x123d,0x123e,0x163f,0x1240,0x1641, |
| 366 | 0x1642,0x1243,0x1644,0x1245,0x1246,0x1647,0x1648,0x1249, |
| 367 | 0x124a,0x164b,0x124c,0x164d,0x164e,0x124f,0x1650,0x1251, |
| 368 | 0x1252,0x1653,0x1254,0x1655,0x1656,0x1257,0x1258,0x1659, |
| 369 | 0x165a,0x125b,0x165c,0x125d,0x125e,0x165f,0x1660,0x1261, |
| 370 | 0x1262,0x1663,0x1264,0x1665,0x1666,0x1267,0x1268,0x1669, |
| 371 | 0x166a,0x126b,0x166c,0x126d,0x126e,0x166f,0x1270,0x1671, |
| 372 | 0x1672,0x1273,0x1674,0x1275,0x1276,0x1677,0x1678,0x1279, |
| 373 | 0x127a,0x167b,0x127c,0x167d,0x167e,0x127f,0x9280,0x9681, |
| 374 | 0x9682,0x9283,0x9684,0x9285,0x9286,0x9687,0x9688,0x9289, |
| 375 | 0x928a,0x968b,0x928c,0x968d,0x968e,0x928f,0x9690,0x9291, |
| 376 | 0x9292,0x9693,0x1334,0x1735,0x1736,0x1337,0x1338,0x1739, |
| 377 | 0x173a,0x133b,0x173c,0x133d,0x133e,0x173f,0x1340,0x1741, |
| 378 | 0x1742,0x1343,0x1744,0x1345,0x1346,0x1747,0x1748,0x1349, |
| 379 | 0x134a,0x174b,0x134c,0x174d,0x174e,0x134f,0x1750,0x1351, |
| 380 | 0x1352,0x1753,0x1354,0x1755,0x1756,0x1357,0x1358,0x1759, |
| 381 | 0x175a,0x135b,0x175c,0x135d,0x135e,0x175f,0x1760,0x1361, |
| 382 | 0x1362,0x1763,0x1364,0x1765,0x1766,0x1367,0x1368,0x1769, |
| 383 | 0x176a,0x136b,0x176c,0x136d,0x136e,0x176f,0x1370,0x1771, |
| 384 | 0x1772,0x1373,0x1774,0x1375,0x1376,0x1777,0x1778,0x1379, |
| 385 | 0x137a,0x177b,0x137c,0x177d,0x177e,0x137f,0x9380,0x9781, |
| 386 | 0x9782,0x9383,0x9784,0x9385,0x9386,0x9787,0x9788,0x9389, |
| 387 | 0x938a,0x978b,0x938c,0x978d,0x978e,0x938f,0x9790,0x9391, |
| 388 | 0x9392,0x9793,0x9394,0x9795,0x9796,0x9397,0x9398,0x9799, |
| 389 | 0x979a,0x939b,0x979c,0x939d,0x939e,0x979f,0x97a0,0x93a1, |
| 390 | 0x93a2,0x97a3,0x93a4,0x97a5,0x97a6,0x93a7,0x93a8,0x97a9, |
| 391 | 0x97aa,0x93ab,0x97ac,0x93ad,0x93ae,0x97af,0x93b0,0x97b1, |
| 392 | 0x97b2,0x93b3,0x97b4,0x93b5,0x93b6,0x97b7,0x97b8,0x93b9, |
| 393 | 0x93ba,0x97bb,0x93bc,0x97bd,0x97be,0x93bf,0x97c0,0x93c1, |
| 394 | 0x93c2,0x97c3,0x93c4,0x97c5,0x97c6,0x93c7,0x93c8,0x97c9, |
| 395 | 0x97ca,0x93cb,0x97cc,0x93cd,0x93ce,0x97cf,0x93d0,0x97d1, |
| 396 | 0x97d2,0x93d3,0x97d4,0x93d5,0x93d6,0x97d7,0x97d8,0x93d9, |
| 397 | 0x93da,0x97db,0x93dc,0x97dd,0x97de,0x93df,0x93e0,0x97e1, |
| 398 | 0x97e2,0x93e3,0x97e4,0x93e5,0x93e6,0x97e7,0x97e8,0x93e9, |
| 399 | 0x93ea,0x97eb,0x93ec,0x97ed,0x97ee,0x93ef,0x97f0,0x93f1, |
| 400 | 0x93f2,0x97f3,0x93f4,0x97f5,0x97f6,0x93f7,0x93f8,0x97f9, |
| 401 | 0x97fa,0x93fb,0x97fc,0x93fd,0x93fe,0x97ff,0x5700,0x1301, |
| 402 | 0x1302,0x1703,0x1304,0x1705,0x1706,0x1307,0x1308,0x1709, |
| 403 | 0x170a,0x130b,0x170c,0x130d,0x130e,0x170f,0x1310,0x1711, |
| 404 | 0x1712,0x1313,0x1714,0x1315,0x1316,0x1717,0x1718,0x1319, |
| 405 | 0x131a,0x171b,0x131c,0x171d,0x171e,0x131f,0x1320,0x1721, |
| 406 | 0x1722,0x1323,0x1724,0x1325,0x1326,0x1727,0x1728,0x1329, |
| 407 | 0x132a,0x172b,0x132c,0x172d,0x172e,0x132f,0x1730,0x1331, |
| 408 | 0x1332,0x1733,0x1334,0x1735,0x1736,0x1337,0x1338,0x1739, |
| 409 | 0x173a,0x133b,0x173c,0x133d,0x133e,0x173f,0x1340,0x1741, |
| 410 | 0x1742,0x1343,0x1744,0x1345,0x1346,0x1747,0x1748,0x1349, |
| 411 | 0x134a,0x174b,0x134c,0x174d,0x174e,0x134f,0x1750,0x1351, |
| 412 | 0x1352,0x1753,0x1354,0x1755,0x1756,0x1357,0x1358,0x1759, |
| 413 | 0x175a,0x135b,0x175c,0x135d,0x135e,0x175f,0x1760,0x1361, |
| 414 | 0x1362,0x1763,0x1364,0x1765,0x1766,0x1367,0x1368,0x1769, |
| 415 | 0x176a,0x136b,0x176c,0x136d,0x136e,0x176f,0x1370,0x1771, |
| 416 | 0x1772,0x1373,0x1774,0x1375,0x1376,0x1777,0x1778,0x1379, |
| 417 | 0x137a,0x177b,0x137c,0x177d,0x177e,0x137f,0x9380,0x9781, |
| 418 | 0x9782,0x9383,0x9784,0x9385,0x9386,0x9787,0x9788,0x9389, |
| 419 | 0x938a,0x978b,0x938c,0x978d,0x978e,0x938f,0x9790,0x9391, |
| 420 | 0x9392,0x9793,0x9394,0x9795,0x9796,0x9397,0x9398,0x9799 |
| 421 | }; |
| 422 | |
| 423 | void DDFDCBHandler(UINT32 dwWhich); |
| 424 | |
| 425 | |
| 426 | static void InvalidInstruction(UINT32 dwCount) |
| 427 | { |
| 428 | pbPC -= dwCount; /* Invalid instruction - back up */ |
| 429 | dwReturnCode = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 430 | dwOriginalCycles -= sdwCyclesRemaining; |
| 431 | sdwCyclesRemaining = 0; |
| 432 | } |
| 433 | |
| 434 | void CBHandler(void) |
| 435 | { |
| 436 | switch (*pbPC++) |
| 437 | { |
| 438 | case 0x00: |
| 439 | { |
| 440 | sdwCyclesRemaining -= 8; |
| 441 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 442 | bTemp2 = (cpu.z80B >> 7); |
| 443 | cpu.z80B = (cpu.z80B << 1) | bTemp2; |
| 444 | cpu.z80F |= bTemp2 | bPostORFlags[cpu.z80B]; |
| 445 | break; |
| 446 | } |
| 447 | case 0x01: |
| 448 | { |
| 449 | sdwCyclesRemaining -= 8; |
| 450 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 451 | bTemp2 = (cpu.z80C >> 7); |
| 452 | cpu.z80C = (cpu.z80C << 1) | bTemp2; |
| 453 | cpu.z80F |= bTemp2 | bPostORFlags[cpu.z80C]; |
| 454 | break; |
| 455 | } |
| 456 | case 0x02: |
| 457 | { |
| 458 | sdwCyclesRemaining -= 8; |
| 459 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 460 | bTemp2 = (cpu.z80D >> 7); |
| 461 | cpu.z80D = (cpu.z80D << 1) | bTemp2; |
| 462 | cpu.z80F |= bTemp2 | bPostORFlags[cpu.z80D]; |
| 463 | break; |
| 464 | } |
| 465 | case 0x03: |
| 466 | { |
| 467 | sdwCyclesRemaining -= 8; |
| 468 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 469 | bTemp2 = (cpu.z80E >> 7); |
| 470 | cpu.z80E = (cpu.z80E << 1) | bTemp2; |
| 471 | cpu.z80F |= bTemp2 | bPostORFlags[cpu.z80E]; |
| 472 | break; |
| 473 | } |
| 474 | case 0x04: |
| 475 | { |
| 476 | sdwCyclesRemaining -= 8; |
| 477 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 478 | bTemp2 = (cpu.z80H >> 7); |
| 479 | cpu.z80H = (cpu.z80H << 1) | bTemp2; |
| 480 | cpu.z80F |= bTemp2 | bPostORFlags[cpu.z80H]; |
| 481 | break; |
| 482 | } |
| 483 | case 0x05: |
| 484 | { |
| 485 | sdwCyclesRemaining -= 8; |
| 486 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 487 | bTemp2 = (cpu.z80L >> 7); |
| 488 | cpu.z80L = (cpu.z80L << 1) | bTemp2; |
| 489 | cpu.z80F |= bTemp2 | bPostORFlags[cpu.z80L]; |
| 490 | break; |
| 491 | } |
| 492 | case 0x06: |
| 493 | { |
| 494 | sdwCyclesRemaining -= 15; |
| 495 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 496 | while (psMemRead->lowAddr != 0xffffffff) |
| 497 | { |
| 498 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 499 | { |
| 500 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 501 | if (psMemRead->memoryCall) |
| 502 | { |
| 503 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 504 | } |
| 505 | else |
| 506 | { |
| 507 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 508 | } |
| 509 | psMemRead = NULL; |
| 510 | break; |
| 511 | } |
| 512 | ++psMemRead; |
| 513 | } |
| 514 | |
| 515 | if (psMemRead) |
| 516 | { |
| 517 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 518 | } |
| 519 | |
| 520 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 521 | bTemp2 = (bTemp >> 7); |
| 522 | bTemp = (bTemp << 1) | bTemp2; |
| 523 | cpu.z80F |= bTemp2 | bPostORFlags[bTemp]; |
| 524 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 525 | while (psMemWrite->lowAddr != 0xffffffff) |
| 526 | { |
| 527 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 528 | { |
| 529 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 530 | if (psMemWrite->memoryCall) |
| 531 | { |
| 532 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 533 | } |
| 534 | else |
| 535 | { |
| 536 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 537 | } |
| 538 | psMemWrite = NULL; |
| 539 | break; |
| 540 | } |
| 541 | ++psMemWrite; |
| 542 | } |
| 543 | |
| 544 | if (psMemWrite) |
| 545 | { |
| 546 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 547 | } |
| 548 | |
| 549 | break; |
| 550 | } |
| 551 | case 0x07: |
| 552 | { |
| 553 | sdwCyclesRemaining -= 8; |
| 554 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 555 | bTemp2 = (cpu.z80A >> 7); |
| 556 | cpu.z80A = (cpu.z80A << 1) | bTemp2; |
| 557 | cpu.z80F |= bTemp2 | bPostORFlags[cpu.z80A]; |
| 558 | break; |
| 559 | } |
| 560 | case 0x08: |
| 561 | { |
| 562 | sdwCyclesRemaining -= 8; |
| 563 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 564 | cpu.z80F |= (cpu.z80B & Z80_FLAG_CARRY); |
| 565 | cpu.z80B = (cpu.z80B >> 1) | (cpu.z80B << 7); |
| 566 | cpu.z80F |= bPostORFlags[cpu.z80B]; |
| 567 | break; |
| 568 | } |
| 569 | case 0x09: |
| 570 | { |
| 571 | sdwCyclesRemaining -= 8; |
| 572 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 573 | cpu.z80F |= (cpu.z80C & Z80_FLAG_CARRY); |
| 574 | cpu.z80C = (cpu.z80C >> 1) | (cpu.z80C << 7); |
| 575 | cpu.z80F |= bPostORFlags[cpu.z80C]; |
| 576 | break; |
| 577 | } |
| 578 | case 0x0a: |
| 579 | { |
| 580 | sdwCyclesRemaining -= 8; |
| 581 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 582 | cpu.z80F |= (cpu.z80D & Z80_FLAG_CARRY); |
| 583 | cpu.z80D = (cpu.z80D >> 1) | (cpu.z80D << 7); |
| 584 | cpu.z80F |= bPostORFlags[cpu.z80D]; |
| 585 | break; |
| 586 | } |
| 587 | case 0x0b: |
| 588 | { |
| 589 | sdwCyclesRemaining -= 8; |
| 590 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 591 | cpu.z80F |= (cpu.z80E & Z80_FLAG_CARRY); |
| 592 | cpu.z80E = (cpu.z80E >> 1) | (cpu.z80E << 7); |
| 593 | cpu.z80F |= bPostORFlags[cpu.z80E]; |
| 594 | break; |
| 595 | } |
| 596 | case 0x0c: |
| 597 | { |
| 598 | sdwCyclesRemaining -= 8; |
| 599 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 600 | cpu.z80F |= (cpu.z80H & Z80_FLAG_CARRY); |
| 601 | cpu.z80H = (cpu.z80H >> 1) | (cpu.z80H << 7); |
| 602 | cpu.z80F |= bPostORFlags[cpu.z80H]; |
| 603 | break; |
| 604 | } |
| 605 | case 0x0d: |
| 606 | { |
| 607 | sdwCyclesRemaining -= 8; |
| 608 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 609 | cpu.z80F |= (cpu.z80L & Z80_FLAG_CARRY); |
| 610 | cpu.z80L = (cpu.z80L >> 1) | (cpu.z80L << 7); |
| 611 | cpu.z80F |= bPostORFlags[cpu.z80L]; |
| 612 | break; |
| 613 | } |
| 614 | case 0x0e: |
| 615 | { |
| 616 | sdwCyclesRemaining -= 15; |
| 617 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 618 | while (psMemRead->lowAddr != 0xffffffff) |
| 619 | { |
| 620 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 621 | { |
| 622 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 623 | if (psMemRead->memoryCall) |
| 624 | { |
| 625 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 626 | } |
| 627 | else |
| 628 | { |
| 629 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 630 | } |
| 631 | psMemRead = NULL; |
| 632 | break; |
| 633 | } |
| 634 | ++psMemRead; |
| 635 | } |
| 636 | |
| 637 | if (psMemRead) |
| 638 | { |
| 639 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 640 | } |
| 641 | |
| 642 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 643 | cpu.z80F |= (bTemp & Z80_FLAG_CARRY); |
| 644 | bTemp = (bTemp >> 1) | (bTemp << 7); |
| 645 | cpu.z80F |= bPostORFlags[bTemp]; |
| 646 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 647 | while (psMemWrite->lowAddr != 0xffffffff) |
| 648 | { |
| 649 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 650 | { |
| 651 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 652 | if (psMemWrite->memoryCall) |
| 653 | { |
| 654 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 655 | } |
| 656 | else |
| 657 | { |
| 658 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 659 | } |
| 660 | psMemWrite = NULL; |
| 661 | break; |
| 662 | } |
| 663 | ++psMemWrite; |
| 664 | } |
| 665 | |
| 666 | if (psMemWrite) |
| 667 | { |
| 668 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 669 | } |
| 670 | |
| 671 | break; |
| 672 | } |
| 673 | case 0x0f: |
| 674 | { |
| 675 | sdwCyclesRemaining -= 8; |
| 676 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 677 | cpu.z80F |= (cpu.z80A & Z80_FLAG_CARRY); |
| 678 | cpu.z80A = (cpu.z80A >> 1) | (cpu.z80A << 7); |
| 679 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 680 | break; |
| 681 | } |
| 682 | case 0x10: |
| 683 | { |
| 684 | sdwCyclesRemaining -= 8; |
| 685 | bTemp2 = cpu.z80F & Z80_FLAG_CARRY; |
| 686 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 687 | cpu.z80F |= (cpu.z80B >> 7); |
| 688 | cpu.z80B = (cpu.z80B << 1) | bTemp2; |
| 689 | cpu.z80F |= bPostORFlags[cpu.z80B]; |
| 690 | break; |
| 691 | } |
| 692 | case 0x11: |
| 693 | { |
| 694 | sdwCyclesRemaining -= 8; |
| 695 | bTemp2 = cpu.z80F & Z80_FLAG_CARRY; |
| 696 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 697 | cpu.z80F |= (cpu.z80C >> 7); |
| 698 | cpu.z80C = (cpu.z80C << 1) | bTemp2; |
| 699 | cpu.z80F |= bPostORFlags[cpu.z80C]; |
| 700 | break; |
| 701 | } |
| 702 | case 0x12: |
| 703 | { |
| 704 | sdwCyclesRemaining -= 8; |
| 705 | bTemp2 = cpu.z80F & Z80_FLAG_CARRY; |
| 706 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 707 | cpu.z80F |= (cpu.z80D >> 7); |
| 708 | cpu.z80D = (cpu.z80D << 1) | bTemp2; |
| 709 | cpu.z80F |= bPostORFlags[cpu.z80D]; |
| 710 | break; |
| 711 | } |
| 712 | case 0x13: |
| 713 | { |
| 714 | sdwCyclesRemaining -= 8; |
| 715 | bTemp2 = cpu.z80F & Z80_FLAG_CARRY; |
| 716 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 717 | cpu.z80F |= (cpu.z80E >> 7); |
| 718 | cpu.z80E = (cpu.z80E << 1) | bTemp2; |
| 719 | cpu.z80F |= bPostORFlags[cpu.z80E]; |
| 720 | break; |
| 721 | } |
| 722 | case 0x14: |
| 723 | { |
| 724 | sdwCyclesRemaining -= 8; |
| 725 | bTemp2 = cpu.z80F & Z80_FLAG_CARRY; |
| 726 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 727 | cpu.z80F |= (cpu.z80H >> 7); |
| 728 | cpu.z80H = (cpu.z80H << 1) | bTemp2; |
| 729 | cpu.z80F |= bPostORFlags[cpu.z80H]; |
| 730 | break; |
| 731 | } |
| 732 | case 0x15: |
| 733 | { |
| 734 | sdwCyclesRemaining -= 8; |
| 735 | bTemp2 = cpu.z80F & Z80_FLAG_CARRY; |
| 736 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 737 | cpu.z80F |= (cpu.z80L >> 7); |
| 738 | cpu.z80L = (cpu.z80L << 1) | bTemp2; |
| 739 | cpu.z80F |= bPostORFlags[cpu.z80L]; |
| 740 | break; |
| 741 | } |
| 742 | case 0x16: |
| 743 | { |
| 744 | sdwCyclesRemaining -= 15; |
| 745 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 746 | while (psMemRead->lowAddr != 0xffffffff) |
| 747 | { |
| 748 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 749 | { |
| 750 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 751 | if (psMemRead->memoryCall) |
| 752 | { |
| 753 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 754 | } |
| 755 | else |
| 756 | { |
| 757 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 758 | } |
| 759 | psMemRead = NULL; |
| 760 | break; |
| 761 | } |
| 762 | ++psMemRead; |
| 763 | } |
| 764 | |
| 765 | if (psMemRead) |
| 766 | { |
| 767 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 768 | } |
| 769 | |
| 770 | bTemp2 = cpu.z80F & Z80_FLAG_CARRY; |
| 771 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 772 | cpu.z80F |= (bTemp >> 7); |
| 773 | bTemp = (bTemp << 1) | bTemp2; |
| 774 | cpu.z80F |= bPostORFlags[bTemp]; |
| 775 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 776 | while (psMemWrite->lowAddr != 0xffffffff) |
| 777 | { |
| 778 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 779 | { |
| 780 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 781 | if (psMemWrite->memoryCall) |
| 782 | { |
| 783 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 784 | } |
| 785 | else |
| 786 | { |
| 787 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 788 | } |
| 789 | psMemWrite = NULL; |
| 790 | break; |
| 791 | } |
| 792 | ++psMemWrite; |
| 793 | } |
| 794 | |
| 795 | if (psMemWrite) |
| 796 | { |
| 797 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 798 | } |
| 799 | |
| 800 | break; |
| 801 | } |
| 802 | case 0x17: |
| 803 | { |
| 804 | sdwCyclesRemaining -= 8; |
| 805 | bTemp2 = cpu.z80F & Z80_FLAG_CARRY; |
| 806 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 807 | cpu.z80F |= (cpu.z80A >> 7); |
| 808 | cpu.z80A = (cpu.z80A << 1) | bTemp2; |
| 809 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 810 | break; |
| 811 | } |
| 812 | case 0x18: |
| 813 | { |
| 814 | sdwCyclesRemaining -= 8; |
| 815 | bTemp2 = (cpu.z80F & Z80_FLAG_CARRY) << 7; |
| 816 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 817 | cpu.z80F |= (cpu.z80B & Z80_FLAG_CARRY); |
| 818 | cpu.z80B = (cpu.z80B >> 1) | bTemp2; |
| 819 | cpu.z80F |= bPostORFlags[cpu.z80B]; |
| 820 | break; |
| 821 | } |
| 822 | case 0x19: |
| 823 | { |
| 824 | sdwCyclesRemaining -= 8; |
| 825 | bTemp2 = (cpu.z80F & Z80_FLAG_CARRY) << 7; |
| 826 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 827 | cpu.z80F |= (cpu.z80C & Z80_FLAG_CARRY); |
| 828 | cpu.z80C = (cpu.z80C >> 1) | bTemp2; |
| 829 | cpu.z80F |= bPostORFlags[cpu.z80C]; |
| 830 | break; |
| 831 | } |
| 832 | case 0x1a: |
| 833 | { |
| 834 | sdwCyclesRemaining -= 8; |
| 835 | bTemp2 = (cpu.z80F & Z80_FLAG_CARRY) << 7; |
| 836 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 837 | cpu.z80F |= (cpu.z80D & Z80_FLAG_CARRY); |
| 838 | cpu.z80D = (cpu.z80D >> 1) | bTemp2; |
| 839 | cpu.z80F |= bPostORFlags[cpu.z80D]; |
| 840 | break; |
| 841 | } |
| 842 | case 0x1b: |
| 843 | { |
| 844 | sdwCyclesRemaining -= 8; |
| 845 | bTemp2 = (cpu.z80F & Z80_FLAG_CARRY) << 7; |
| 846 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 847 | cpu.z80F |= (cpu.z80E & Z80_FLAG_CARRY); |
| 848 | cpu.z80E = (cpu.z80E >> 1) | bTemp2; |
| 849 | cpu.z80F |= bPostORFlags[cpu.z80E]; |
| 850 | break; |
| 851 | } |
| 852 | case 0x1c: |
| 853 | { |
| 854 | sdwCyclesRemaining -= 8; |
| 855 | bTemp2 = (cpu.z80F & Z80_FLAG_CARRY) << 7; |
| 856 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 857 | cpu.z80F |= (cpu.z80H & Z80_FLAG_CARRY); |
| 858 | cpu.z80H = (cpu.z80H >> 1) | bTemp2; |
| 859 | cpu.z80F |= bPostORFlags[cpu.z80H]; |
| 860 | break; |
| 861 | } |
| 862 | case 0x1d: |
| 863 | { |
| 864 | sdwCyclesRemaining -= 8; |
| 865 | bTemp2 = (cpu.z80F & Z80_FLAG_CARRY) << 7; |
| 866 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 867 | cpu.z80F |= (cpu.z80L & Z80_FLAG_CARRY); |
| 868 | cpu.z80L = (cpu.z80L >> 1) | bTemp2; |
| 869 | cpu.z80F |= bPostORFlags[cpu.z80L]; |
| 870 | break; |
| 871 | } |
| 872 | case 0x1e: |
| 873 | { |
| 874 | sdwCyclesRemaining -= 15; |
| 875 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 876 | while (psMemRead->lowAddr != 0xffffffff) |
| 877 | { |
| 878 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 879 | { |
| 880 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 881 | if (psMemRead->memoryCall) |
| 882 | { |
| 883 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 884 | } |
| 885 | else |
| 886 | { |
| 887 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 888 | } |
| 889 | psMemRead = NULL; |
| 890 | break; |
| 891 | } |
| 892 | ++psMemRead; |
| 893 | } |
| 894 | |
| 895 | if (psMemRead) |
| 896 | { |
| 897 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 898 | } |
| 899 | |
| 900 | bTemp2 = (cpu.z80F & Z80_FLAG_CARRY) << 7; |
| 901 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 902 | cpu.z80F |= (bTemp & Z80_FLAG_CARRY); |
| 903 | bTemp = (bTemp >> 1) | bTemp2; |
| 904 | cpu.z80F |= bPostORFlags[bTemp]; |
| 905 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 906 | while (psMemWrite->lowAddr != 0xffffffff) |
| 907 | { |
| 908 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 909 | { |
| 910 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 911 | if (psMemWrite->memoryCall) |
| 912 | { |
| 913 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 914 | } |
| 915 | else |
| 916 | { |
| 917 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 918 | } |
| 919 | psMemWrite = NULL; |
| 920 | break; |
| 921 | } |
| 922 | ++psMemWrite; |
| 923 | } |
| 924 | |
| 925 | if (psMemWrite) |
| 926 | { |
| 927 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 928 | } |
| 929 | |
| 930 | break; |
| 931 | } |
| 932 | case 0x1f: |
| 933 | { |
| 934 | sdwCyclesRemaining -= 8; |
| 935 | bTemp2 = (cpu.z80F & Z80_FLAG_CARRY) << 7; |
| 936 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 937 | cpu.z80F |= (cpu.z80A & Z80_FLAG_CARRY); |
| 938 | cpu.z80A = (cpu.z80A >> 1) | bTemp2; |
| 939 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 940 | break; |
| 941 | } |
| 942 | case 0x20: |
| 943 | { |
| 944 | sdwCyclesRemaining -= 8; |
| 945 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 946 | cpu.z80F |= (cpu.z80B >> 7); |
| 947 | cpu.z80B = (cpu.z80B << 1); |
| 948 | cpu.z80F |= bPostORFlags[cpu.z80B]; |
| 949 | break; |
| 950 | } |
| 951 | case 0x21: |
| 952 | { |
| 953 | sdwCyclesRemaining -= 8; |
| 954 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 955 | cpu.z80F |= (cpu.z80C >> 7); |
| 956 | cpu.z80C = (cpu.z80C << 1); |
| 957 | cpu.z80F |= bPostORFlags[cpu.z80C]; |
| 958 | break; |
| 959 | } |
| 960 | case 0x22: |
| 961 | { |
| 962 | sdwCyclesRemaining -= 8; |
| 963 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 964 | cpu.z80F |= (cpu.z80D >> 7); |
| 965 | cpu.z80D = (cpu.z80D << 1); |
| 966 | cpu.z80F |= bPostORFlags[cpu.z80D]; |
| 967 | break; |
| 968 | } |
| 969 | case 0x23: |
| 970 | { |
| 971 | sdwCyclesRemaining -= 8; |
| 972 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 973 | cpu.z80F |= (cpu.z80E >> 7); |
| 974 | cpu.z80E = (cpu.z80E << 1); |
| 975 | cpu.z80F |= bPostORFlags[cpu.z80E]; |
| 976 | break; |
| 977 | } |
| 978 | case 0x24: |
| 979 | { |
| 980 | sdwCyclesRemaining -= 8; |
| 981 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 982 | cpu.z80F |= (cpu.z80H >> 7); |
| 983 | cpu.z80H = (cpu.z80H << 1); |
| 984 | cpu.z80F |= bPostORFlags[cpu.z80H]; |
| 985 | break; |
| 986 | } |
| 987 | case 0x25: |
| 988 | { |
| 989 | sdwCyclesRemaining -= 8; |
| 990 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 991 | cpu.z80F |= (cpu.z80L >> 7); |
| 992 | cpu.z80L = (cpu.z80L << 1); |
| 993 | cpu.z80F |= bPostORFlags[cpu.z80L]; |
| 994 | break; |
| 995 | } |
| 996 | case 0x26: |
| 997 | { |
| 998 | sdwCyclesRemaining -= 15; |
| 999 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 1000 | while (psMemRead->lowAddr != 0xffffffff) |
| 1001 | { |
| 1002 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 1003 | { |
| 1004 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1005 | if (psMemRead->memoryCall) |
| 1006 | { |
| 1007 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 1008 | } |
| 1009 | else |
| 1010 | { |
| 1011 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 1012 | } |
| 1013 | psMemRead = NULL; |
| 1014 | break; |
| 1015 | } |
| 1016 | ++psMemRead; |
| 1017 | } |
| 1018 | |
| 1019 | if (psMemRead) |
| 1020 | { |
| 1021 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 1022 | } |
| 1023 | |
| 1024 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1025 | cpu.z80F |= (bTemp >> 7); |
| 1026 | bTemp = (bTemp << 1); |
| 1027 | cpu.z80F |= bPostORFlags[bTemp]; |
| 1028 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 1029 | while (psMemWrite->lowAddr != 0xffffffff) |
| 1030 | { |
| 1031 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 1032 | { |
| 1033 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1034 | if (psMemWrite->memoryCall) |
| 1035 | { |
| 1036 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 1037 | } |
| 1038 | else |
| 1039 | { |
| 1040 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 1041 | } |
| 1042 | psMemWrite = NULL; |
| 1043 | break; |
| 1044 | } |
| 1045 | ++psMemWrite; |
| 1046 | } |
| 1047 | |
| 1048 | if (psMemWrite) |
| 1049 | { |
| 1050 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 1051 | } |
| 1052 | |
| 1053 | break; |
| 1054 | } |
| 1055 | case 0x27: |
| 1056 | { |
| 1057 | sdwCyclesRemaining -= 8; |
| 1058 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1059 | cpu.z80F |= (cpu.z80A >> 7); |
| 1060 | cpu.z80A = (cpu.z80A << 1); |
| 1061 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 1062 | break; |
| 1063 | } |
| 1064 | case 0x28: |
| 1065 | { |
| 1066 | sdwCyclesRemaining -= 8; |
| 1067 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1068 | cpu.z80F |= (cpu.z80B & Z80_FLAG_CARRY); |
| 1069 | cpu.z80B = (cpu.z80B >> 1) | (cpu.z80B & 0x80); |
| 1070 | cpu.z80F |= bPostORFlags[cpu.z80B]; |
| 1071 | break; |
| 1072 | } |
| 1073 | case 0x29: |
| 1074 | { |
| 1075 | sdwCyclesRemaining -= 8; |
| 1076 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1077 | cpu.z80F |= (cpu.z80C & Z80_FLAG_CARRY); |
| 1078 | cpu.z80C = (cpu.z80C >> 1) | (cpu.z80C & 0x80); |
| 1079 | cpu.z80F |= bPostORFlags[cpu.z80C]; |
| 1080 | break; |
| 1081 | } |
| 1082 | case 0x2a: |
| 1083 | { |
| 1084 | sdwCyclesRemaining -= 8; |
| 1085 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1086 | cpu.z80F |= (cpu.z80D & Z80_FLAG_CARRY); |
| 1087 | cpu.z80D = (cpu.z80D >> 1) | (cpu.z80D & 0x80); |
| 1088 | cpu.z80F |= bPostORFlags[cpu.z80D]; |
| 1089 | break; |
| 1090 | } |
| 1091 | case 0x2b: |
| 1092 | { |
| 1093 | sdwCyclesRemaining -= 8; |
| 1094 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1095 | cpu.z80F |= (cpu.z80E & Z80_FLAG_CARRY); |
| 1096 | cpu.z80E = (cpu.z80E >> 1) | (cpu.z80E & 0x80); |
| 1097 | cpu.z80F |= bPostORFlags[cpu.z80E]; |
| 1098 | break; |
| 1099 | } |
| 1100 | case 0x2c: |
| 1101 | { |
| 1102 | sdwCyclesRemaining -= 8; |
| 1103 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1104 | cpu.z80F |= (cpu.z80H & Z80_FLAG_CARRY); |
| 1105 | cpu.z80H = (cpu.z80H >> 1) | (cpu.z80H & 0x80); |
| 1106 | cpu.z80F |= bPostORFlags[cpu.z80H]; |
| 1107 | break; |
| 1108 | } |
| 1109 | case 0x2d: |
| 1110 | { |
| 1111 | sdwCyclesRemaining -= 8; |
| 1112 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1113 | cpu.z80F |= (cpu.z80L & Z80_FLAG_CARRY); |
| 1114 | cpu.z80L = (cpu.z80L >> 1) | (cpu.z80L & 0x80); |
| 1115 | cpu.z80F |= bPostORFlags[cpu.z80L]; |
| 1116 | break; |
| 1117 | } |
| 1118 | case 0x2e: |
| 1119 | { |
| 1120 | sdwCyclesRemaining -= 15; |
| 1121 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 1122 | while (psMemRead->lowAddr != 0xffffffff) |
| 1123 | { |
| 1124 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 1125 | { |
| 1126 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1127 | if (psMemRead->memoryCall) |
| 1128 | { |
| 1129 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 1130 | } |
| 1131 | else |
| 1132 | { |
| 1133 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 1134 | } |
| 1135 | psMemRead = NULL; |
| 1136 | break; |
| 1137 | } |
| 1138 | ++psMemRead; |
| 1139 | } |
| 1140 | |
| 1141 | if (psMemRead) |
| 1142 | { |
| 1143 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 1144 | } |
| 1145 | |
| 1146 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1147 | cpu.z80F |= (bTemp & Z80_FLAG_CARRY); |
| 1148 | bTemp = (bTemp >> 1) | (bTemp & 0x80); |
| 1149 | cpu.z80F |= bPostORFlags[bTemp]; |
| 1150 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 1151 | while (psMemWrite->lowAddr != 0xffffffff) |
| 1152 | { |
| 1153 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 1154 | { |
| 1155 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1156 | if (psMemWrite->memoryCall) |
| 1157 | { |
| 1158 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 1159 | } |
| 1160 | else |
| 1161 | { |
| 1162 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 1163 | } |
| 1164 | psMemWrite = NULL; |
| 1165 | break; |
| 1166 | } |
| 1167 | ++psMemWrite; |
| 1168 | } |
| 1169 | |
| 1170 | if (psMemWrite) |
| 1171 | { |
| 1172 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 1173 | } |
| 1174 | |
| 1175 | break; |
| 1176 | } |
| 1177 | case 0x2f: |
| 1178 | { |
| 1179 | sdwCyclesRemaining -= 8; |
| 1180 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1181 | cpu.z80F |= (cpu.z80A & Z80_FLAG_CARRY); |
| 1182 | cpu.z80A = (cpu.z80A >> 1) | (cpu.z80A & 0x80); |
| 1183 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 1184 | break; |
| 1185 | } |
| 1186 | case 0x30: |
| 1187 | { |
| 1188 | sdwCyclesRemaining -= 8; |
| 1189 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1190 | cpu.z80F |= (cpu.z80B >> 7); |
| 1191 | cpu.z80B = (cpu.z80B << 1); |
| 1192 | cpu.z80F |= bPostORFlags[cpu.z80B]; |
| 1193 | break; |
| 1194 | } |
| 1195 | case 0x31: |
| 1196 | { |
| 1197 | sdwCyclesRemaining -= 8; |
| 1198 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1199 | cpu.z80F |= (cpu.z80C >> 7); |
| 1200 | cpu.z80C = (cpu.z80C << 1); |
| 1201 | cpu.z80F |= bPostORFlags[cpu.z80C]; |
| 1202 | break; |
| 1203 | } |
| 1204 | case 0x32: |
| 1205 | { |
| 1206 | sdwCyclesRemaining -= 8; |
| 1207 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1208 | cpu.z80F |= (cpu.z80D >> 7); |
| 1209 | cpu.z80D = (cpu.z80D << 1); |
| 1210 | cpu.z80F |= bPostORFlags[cpu.z80D]; |
| 1211 | break; |
| 1212 | } |
| 1213 | case 0x33: |
| 1214 | { |
| 1215 | sdwCyclesRemaining -= 8; |
| 1216 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1217 | cpu.z80F |= (cpu.z80E >> 7); |
| 1218 | cpu.z80E = (cpu.z80E << 1); |
| 1219 | cpu.z80F |= bPostORFlags[cpu.z80E]; |
| 1220 | break; |
| 1221 | } |
| 1222 | case 0x34: |
| 1223 | { |
| 1224 | sdwCyclesRemaining -= 8; |
| 1225 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1226 | cpu.z80F |= (cpu.z80H >> 7); |
| 1227 | cpu.z80H = (cpu.z80H << 1); |
| 1228 | cpu.z80F |= bPostORFlags[cpu.z80H]; |
| 1229 | break; |
| 1230 | } |
| 1231 | case 0x35: |
| 1232 | { |
| 1233 | sdwCyclesRemaining -= 8; |
| 1234 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1235 | cpu.z80F |= (cpu.z80L >> 7); |
| 1236 | cpu.z80L = (cpu.z80L << 1); |
| 1237 | cpu.z80F |= bPostORFlags[cpu.z80L]; |
| 1238 | break; |
| 1239 | } |
| 1240 | case 0x36: |
| 1241 | { |
| 1242 | sdwCyclesRemaining -= 15; |
| 1243 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 1244 | while (psMemRead->lowAddr != 0xffffffff) |
| 1245 | { |
| 1246 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 1247 | { |
| 1248 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1249 | if (psMemRead->memoryCall) |
| 1250 | { |
| 1251 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 1252 | } |
| 1253 | else |
| 1254 | { |
| 1255 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 1256 | } |
| 1257 | psMemRead = NULL; |
| 1258 | break; |
| 1259 | } |
| 1260 | ++psMemRead; |
| 1261 | } |
| 1262 | |
| 1263 | if (psMemRead) |
| 1264 | { |
| 1265 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 1266 | } |
| 1267 | |
| 1268 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1269 | cpu.z80F |= (bTemp >> 7); |
| 1270 | bTemp = (bTemp << 1); |
| 1271 | cpu.z80F |= bPostORFlags[bTemp]; |
| 1272 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 1273 | while (psMemWrite->lowAddr != 0xffffffff) |
| 1274 | { |
| 1275 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 1276 | { |
| 1277 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1278 | if (psMemWrite->memoryCall) |
| 1279 | { |
| 1280 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 1281 | } |
| 1282 | else |
| 1283 | { |
| 1284 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 1285 | } |
| 1286 | psMemWrite = NULL; |
| 1287 | break; |
| 1288 | } |
| 1289 | ++psMemWrite; |
| 1290 | } |
| 1291 | |
| 1292 | if (psMemWrite) |
| 1293 | { |
| 1294 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 1295 | } |
| 1296 | |
| 1297 | break; |
| 1298 | } |
| 1299 | case 0x37: |
| 1300 | { |
| 1301 | sdwCyclesRemaining -= 8; |
| 1302 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1303 | cpu.z80F |= (cpu.z80A >> 7); |
| 1304 | cpu.z80A = (cpu.z80A << 1); |
| 1305 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 1306 | break; |
| 1307 | } |
| 1308 | case 0x38: |
| 1309 | { |
| 1310 | sdwCyclesRemaining -= 8; |
| 1311 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1312 | cpu.z80F |= (cpu.z80B & Z80_FLAG_CARRY); |
| 1313 | cpu.z80B = (cpu.z80B >> 1); |
| 1314 | cpu.z80F |= bPostORFlags[cpu.z80B]; |
| 1315 | break; |
| 1316 | } |
| 1317 | case 0x39: |
| 1318 | { |
| 1319 | sdwCyclesRemaining -= 8; |
| 1320 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1321 | cpu.z80F |= (cpu.z80C & Z80_FLAG_CARRY); |
| 1322 | cpu.z80C = (cpu.z80C >> 1); |
| 1323 | cpu.z80F |= bPostORFlags[cpu.z80C]; |
| 1324 | break; |
| 1325 | } |
| 1326 | case 0x3a: |
| 1327 | { |
| 1328 | sdwCyclesRemaining -= 8; |
| 1329 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1330 | cpu.z80F |= (cpu.z80D & Z80_FLAG_CARRY); |
| 1331 | cpu.z80D = (cpu.z80D >> 1); |
| 1332 | cpu.z80F |= bPostORFlags[cpu.z80D]; |
| 1333 | break; |
| 1334 | } |
| 1335 | case 0x3b: |
| 1336 | { |
| 1337 | sdwCyclesRemaining -= 8; |
| 1338 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1339 | cpu.z80F |= (cpu.z80E & Z80_FLAG_CARRY); |
| 1340 | cpu.z80E = (cpu.z80E >> 1); |
| 1341 | cpu.z80F |= bPostORFlags[cpu.z80E]; |
| 1342 | break; |
| 1343 | } |
| 1344 | case 0x3c: |
| 1345 | { |
| 1346 | sdwCyclesRemaining -= 8; |
| 1347 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1348 | cpu.z80F |= (cpu.z80H & Z80_FLAG_CARRY); |
| 1349 | cpu.z80H = (cpu.z80H >> 1); |
| 1350 | cpu.z80F |= bPostORFlags[cpu.z80H]; |
| 1351 | break; |
| 1352 | } |
| 1353 | case 0x3d: |
| 1354 | { |
| 1355 | sdwCyclesRemaining -= 8; |
| 1356 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1357 | cpu.z80F |= (cpu.z80L & Z80_FLAG_CARRY); |
| 1358 | cpu.z80L = (cpu.z80L >> 1); |
| 1359 | cpu.z80F |= bPostORFlags[cpu.z80L]; |
| 1360 | break; |
| 1361 | } |
| 1362 | case 0x3e: |
| 1363 | { |
| 1364 | sdwCyclesRemaining -= 15; |
| 1365 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 1366 | while (psMemRead->lowAddr != 0xffffffff) |
| 1367 | { |
| 1368 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 1369 | { |
| 1370 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1371 | if (psMemRead->memoryCall) |
| 1372 | { |
| 1373 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 1374 | } |
| 1375 | else |
| 1376 | { |
| 1377 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 1378 | } |
| 1379 | psMemRead = NULL; |
| 1380 | break; |
| 1381 | } |
| 1382 | ++psMemRead; |
| 1383 | } |
| 1384 | |
| 1385 | if (psMemRead) |
| 1386 | { |
| 1387 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 1388 | } |
| 1389 | |
| 1390 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1391 | cpu.z80F |= (bTemp & Z80_FLAG_CARRY); |
| 1392 | bTemp = (bTemp >> 1); |
| 1393 | cpu.z80F |= bPostORFlags[bTemp]; |
| 1394 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 1395 | while (psMemWrite->lowAddr != 0xffffffff) |
| 1396 | { |
| 1397 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 1398 | { |
| 1399 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1400 | if (psMemWrite->memoryCall) |
| 1401 | { |
| 1402 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 1403 | } |
| 1404 | else |
| 1405 | { |
| 1406 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 1407 | } |
| 1408 | psMemWrite = NULL; |
| 1409 | break; |
| 1410 | } |
| 1411 | ++psMemWrite; |
| 1412 | } |
| 1413 | |
| 1414 | if (psMemWrite) |
| 1415 | { |
| 1416 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 1417 | } |
| 1418 | |
| 1419 | break; |
| 1420 | } |
| 1421 | case 0x3f: |
| 1422 | { |
| 1423 | sdwCyclesRemaining -= 8; |
| 1424 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 1425 | cpu.z80F |= (cpu.z80A & Z80_FLAG_CARRY); |
| 1426 | cpu.z80A = (cpu.z80A >> 1); |
| 1427 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 1428 | break; |
| 1429 | } |
| 1430 | case 0x40: |
| 1431 | { |
| 1432 | sdwCyclesRemaining -= 8; |
| 1433 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1434 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1435 | if (!(cpu.z80B & 0x01)) |
| 1436 | { |
| 1437 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1438 | } |
| 1439 | break; |
| 1440 | } |
| 1441 | case 0x41: |
| 1442 | { |
| 1443 | sdwCyclesRemaining -= 8; |
| 1444 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1445 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1446 | if (!(cpu.z80C & 0x01)) |
| 1447 | { |
| 1448 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1449 | } |
| 1450 | break; |
| 1451 | } |
| 1452 | case 0x42: |
| 1453 | { |
| 1454 | sdwCyclesRemaining -= 8; |
| 1455 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1456 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1457 | if (!(cpu.z80D & 0x01)) |
| 1458 | { |
| 1459 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1460 | } |
| 1461 | break; |
| 1462 | } |
| 1463 | case 0x43: |
| 1464 | { |
| 1465 | sdwCyclesRemaining -= 8; |
| 1466 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1467 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1468 | if (!(cpu.z80E & 0x01)) |
| 1469 | { |
| 1470 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1471 | } |
| 1472 | break; |
| 1473 | } |
| 1474 | case 0x44: |
| 1475 | { |
| 1476 | sdwCyclesRemaining -= 8; |
| 1477 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1478 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1479 | if (!(cpu.z80H & 0x01)) |
| 1480 | { |
| 1481 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1482 | } |
| 1483 | break; |
| 1484 | } |
| 1485 | case 0x45: |
| 1486 | { |
| 1487 | sdwCyclesRemaining -= 8; |
| 1488 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1489 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1490 | if (!(cpu.z80L & 0x01)) |
| 1491 | { |
| 1492 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1493 | } |
| 1494 | break; |
| 1495 | } |
| 1496 | case 0x46: |
| 1497 | { |
| 1498 | sdwCyclesRemaining -= 12; |
| 1499 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 1500 | while (psMemRead->lowAddr != 0xffffffff) |
| 1501 | { |
| 1502 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 1503 | { |
| 1504 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1505 | if (psMemRead->memoryCall) |
| 1506 | { |
| 1507 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 1508 | } |
| 1509 | else |
| 1510 | { |
| 1511 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 1512 | } |
| 1513 | psMemRead = NULL; |
| 1514 | break; |
| 1515 | } |
| 1516 | ++psMemRead; |
| 1517 | } |
| 1518 | |
| 1519 | if (psMemRead) |
| 1520 | { |
| 1521 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 1522 | } |
| 1523 | |
| 1524 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1525 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1526 | if (!(bTemp & 0x01)) |
| 1527 | { |
| 1528 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1529 | } |
| 1530 | break; |
| 1531 | } |
| 1532 | case 0x47: |
| 1533 | { |
| 1534 | sdwCyclesRemaining -= 8; |
| 1535 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1536 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1537 | if (!(cpu.z80A & 0x01)) |
| 1538 | { |
| 1539 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1540 | } |
| 1541 | break; |
| 1542 | } |
| 1543 | case 0x48: |
| 1544 | { |
| 1545 | sdwCyclesRemaining -= 8; |
| 1546 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1547 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1548 | if (!(cpu.z80B & 0x02)) |
| 1549 | { |
| 1550 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1551 | } |
| 1552 | break; |
| 1553 | } |
| 1554 | case 0x49: |
| 1555 | { |
| 1556 | sdwCyclesRemaining -= 8; |
| 1557 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1558 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1559 | if (!(cpu.z80C & 0x02)) |
| 1560 | { |
| 1561 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1562 | } |
| 1563 | break; |
| 1564 | } |
| 1565 | case 0x4a: |
| 1566 | { |
| 1567 | sdwCyclesRemaining -= 8; |
| 1568 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1569 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1570 | if (!(cpu.z80D & 0x02)) |
| 1571 | { |
| 1572 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1573 | } |
| 1574 | break; |
| 1575 | } |
| 1576 | case 0x4b: |
| 1577 | { |
| 1578 | sdwCyclesRemaining -= 8; |
| 1579 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1580 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1581 | if (!(cpu.z80E & 0x02)) |
| 1582 | { |
| 1583 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1584 | } |
| 1585 | break; |
| 1586 | } |
| 1587 | case 0x4c: |
| 1588 | { |
| 1589 | sdwCyclesRemaining -= 8; |
| 1590 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1591 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1592 | if (!(cpu.z80H & 0x02)) |
| 1593 | { |
| 1594 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1595 | } |
| 1596 | break; |
| 1597 | } |
| 1598 | case 0x4d: |
| 1599 | { |
| 1600 | sdwCyclesRemaining -= 8; |
| 1601 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1602 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1603 | if (!(cpu.z80L & 0x02)) |
| 1604 | { |
| 1605 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1606 | } |
| 1607 | break; |
| 1608 | } |
| 1609 | case 0x4e: |
| 1610 | { |
| 1611 | sdwCyclesRemaining -= 12; |
| 1612 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 1613 | while (psMemRead->lowAddr != 0xffffffff) |
| 1614 | { |
| 1615 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 1616 | { |
| 1617 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1618 | if (psMemRead->memoryCall) |
| 1619 | { |
| 1620 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 1621 | } |
| 1622 | else |
| 1623 | { |
| 1624 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 1625 | } |
| 1626 | psMemRead = NULL; |
| 1627 | break; |
| 1628 | } |
| 1629 | ++psMemRead; |
| 1630 | } |
| 1631 | |
| 1632 | if (psMemRead) |
| 1633 | { |
| 1634 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 1635 | } |
| 1636 | |
| 1637 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1638 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1639 | if (!(bTemp & 0x02)) |
| 1640 | { |
| 1641 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1642 | } |
| 1643 | break; |
| 1644 | } |
| 1645 | case 0x4f: |
| 1646 | { |
| 1647 | sdwCyclesRemaining -= 8; |
| 1648 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1649 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1650 | if (!(cpu.z80A & 0x02)) |
| 1651 | { |
| 1652 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1653 | } |
| 1654 | break; |
| 1655 | } |
| 1656 | case 0x50: |
| 1657 | { |
| 1658 | sdwCyclesRemaining -= 8; |
| 1659 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1660 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1661 | if (!(cpu.z80B & 0x04)) |
| 1662 | { |
| 1663 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1664 | } |
| 1665 | break; |
| 1666 | } |
| 1667 | case 0x51: |
| 1668 | { |
| 1669 | sdwCyclesRemaining -= 8; |
| 1670 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1671 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1672 | if (!(cpu.z80C & 0x04)) |
| 1673 | { |
| 1674 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1675 | } |
| 1676 | break; |
| 1677 | } |
| 1678 | case 0x52: |
| 1679 | { |
| 1680 | sdwCyclesRemaining -= 8; |
| 1681 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1682 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1683 | if (!(cpu.z80D & 0x04)) |
| 1684 | { |
| 1685 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1686 | } |
| 1687 | break; |
| 1688 | } |
| 1689 | case 0x53: |
| 1690 | { |
| 1691 | sdwCyclesRemaining -= 8; |
| 1692 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1693 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1694 | if (!(cpu.z80E & 0x04)) |
| 1695 | { |
| 1696 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1697 | } |
| 1698 | break; |
| 1699 | } |
| 1700 | case 0x54: |
| 1701 | { |
| 1702 | sdwCyclesRemaining -= 8; |
| 1703 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1704 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1705 | if (!(cpu.z80H & 0x04)) |
| 1706 | { |
| 1707 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1708 | } |
| 1709 | break; |
| 1710 | } |
| 1711 | case 0x55: |
| 1712 | { |
| 1713 | sdwCyclesRemaining -= 8; |
| 1714 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1715 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1716 | if (!(cpu.z80L & 0x04)) |
| 1717 | { |
| 1718 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1719 | } |
| 1720 | break; |
| 1721 | } |
| 1722 | case 0x56: |
| 1723 | { |
| 1724 | sdwCyclesRemaining -= 12; |
| 1725 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 1726 | while (psMemRead->lowAddr != 0xffffffff) |
| 1727 | { |
| 1728 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 1729 | { |
| 1730 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1731 | if (psMemRead->memoryCall) |
| 1732 | { |
| 1733 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 1734 | } |
| 1735 | else |
| 1736 | { |
| 1737 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 1738 | } |
| 1739 | psMemRead = NULL; |
| 1740 | break; |
| 1741 | } |
| 1742 | ++psMemRead; |
| 1743 | } |
| 1744 | |
| 1745 | if (psMemRead) |
| 1746 | { |
| 1747 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 1748 | } |
| 1749 | |
| 1750 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1751 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1752 | if (!(bTemp & 0x04)) |
| 1753 | { |
| 1754 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1755 | } |
| 1756 | break; |
| 1757 | } |
| 1758 | case 0x57: |
| 1759 | { |
| 1760 | sdwCyclesRemaining -= 8; |
| 1761 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1762 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1763 | if (!(cpu.z80A & 0x04)) |
| 1764 | { |
| 1765 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1766 | } |
| 1767 | break; |
| 1768 | } |
| 1769 | case 0x58: |
| 1770 | { |
| 1771 | sdwCyclesRemaining -= 8; |
| 1772 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1773 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1774 | if (!(cpu.z80B & 0x08)) |
| 1775 | { |
| 1776 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1777 | } |
| 1778 | break; |
| 1779 | } |
| 1780 | case 0x59: |
| 1781 | { |
| 1782 | sdwCyclesRemaining -= 8; |
| 1783 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1784 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1785 | if (!(cpu.z80C & 0x08)) |
| 1786 | { |
| 1787 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1788 | } |
| 1789 | break; |
| 1790 | } |
| 1791 | case 0x5a: |
| 1792 | { |
| 1793 | sdwCyclesRemaining -= 8; |
| 1794 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1795 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1796 | if (!(cpu.z80D & 0x08)) |
| 1797 | { |
| 1798 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1799 | } |
| 1800 | break; |
| 1801 | } |
| 1802 | case 0x5b: |
| 1803 | { |
| 1804 | sdwCyclesRemaining -= 8; |
| 1805 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1806 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1807 | if (!(cpu.z80E & 0x08)) |
| 1808 | { |
| 1809 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1810 | } |
| 1811 | break; |
| 1812 | } |
| 1813 | case 0x5c: |
| 1814 | { |
| 1815 | sdwCyclesRemaining -= 8; |
| 1816 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1817 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1818 | if (!(cpu.z80H & 0x08)) |
| 1819 | { |
| 1820 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1821 | } |
| 1822 | break; |
| 1823 | } |
| 1824 | case 0x5d: |
| 1825 | { |
| 1826 | sdwCyclesRemaining -= 8; |
| 1827 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1828 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1829 | if (!(cpu.z80L & 0x08)) |
| 1830 | { |
| 1831 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1832 | } |
| 1833 | break; |
| 1834 | } |
| 1835 | case 0x5e: |
| 1836 | { |
| 1837 | sdwCyclesRemaining -= 12; |
| 1838 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 1839 | while (psMemRead->lowAddr != 0xffffffff) |
| 1840 | { |
| 1841 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 1842 | { |
| 1843 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1844 | if (psMemRead->memoryCall) |
| 1845 | { |
| 1846 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 1847 | } |
| 1848 | else |
| 1849 | { |
| 1850 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 1851 | } |
| 1852 | psMemRead = NULL; |
| 1853 | break; |
| 1854 | } |
| 1855 | ++psMemRead; |
| 1856 | } |
| 1857 | |
| 1858 | if (psMemRead) |
| 1859 | { |
| 1860 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 1861 | } |
| 1862 | |
| 1863 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1864 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1865 | if (!(bTemp & 0x08)) |
| 1866 | { |
| 1867 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1868 | } |
| 1869 | break; |
| 1870 | } |
| 1871 | case 0x5f: |
| 1872 | { |
| 1873 | sdwCyclesRemaining -= 8; |
| 1874 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1875 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1876 | if (!(cpu.z80A & 0x08)) |
| 1877 | { |
| 1878 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1879 | } |
| 1880 | break; |
| 1881 | } |
| 1882 | case 0x60: |
| 1883 | { |
| 1884 | sdwCyclesRemaining -= 8; |
| 1885 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1886 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1887 | if (!(cpu.z80B & 0x10)) |
| 1888 | { |
| 1889 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1890 | } |
| 1891 | break; |
| 1892 | } |
| 1893 | case 0x61: |
| 1894 | { |
| 1895 | sdwCyclesRemaining -= 8; |
| 1896 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1897 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1898 | if (!(cpu.z80C & 0x10)) |
| 1899 | { |
| 1900 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1901 | } |
| 1902 | break; |
| 1903 | } |
| 1904 | case 0x62: |
| 1905 | { |
| 1906 | sdwCyclesRemaining -= 8; |
| 1907 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1908 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1909 | if (!(cpu.z80D & 0x10)) |
| 1910 | { |
| 1911 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1912 | } |
| 1913 | break; |
| 1914 | } |
| 1915 | case 0x63: |
| 1916 | { |
| 1917 | sdwCyclesRemaining -= 8; |
| 1918 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1919 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1920 | if (!(cpu.z80E & 0x10)) |
| 1921 | { |
| 1922 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1923 | } |
| 1924 | break; |
| 1925 | } |
| 1926 | case 0x64: |
| 1927 | { |
| 1928 | sdwCyclesRemaining -= 8; |
| 1929 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1930 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1931 | if (!(cpu.z80H & 0x10)) |
| 1932 | { |
| 1933 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1934 | } |
| 1935 | break; |
| 1936 | } |
| 1937 | case 0x65: |
| 1938 | { |
| 1939 | sdwCyclesRemaining -= 8; |
| 1940 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1941 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1942 | if (!(cpu.z80L & 0x10)) |
| 1943 | { |
| 1944 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1945 | } |
| 1946 | break; |
| 1947 | } |
| 1948 | case 0x66: |
| 1949 | { |
| 1950 | sdwCyclesRemaining -= 12; |
| 1951 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 1952 | while (psMemRead->lowAddr != 0xffffffff) |
| 1953 | { |
| 1954 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 1955 | { |
| 1956 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 1957 | if (psMemRead->memoryCall) |
| 1958 | { |
| 1959 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 1960 | } |
| 1961 | else |
| 1962 | { |
| 1963 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 1964 | } |
| 1965 | psMemRead = NULL; |
| 1966 | break; |
| 1967 | } |
| 1968 | ++psMemRead; |
| 1969 | } |
| 1970 | |
| 1971 | if (psMemRead) |
| 1972 | { |
| 1973 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 1974 | } |
| 1975 | |
| 1976 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1977 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1978 | if (!(bTemp & 0x10)) |
| 1979 | { |
| 1980 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1981 | } |
| 1982 | break; |
| 1983 | } |
| 1984 | case 0x67: |
| 1985 | { |
| 1986 | sdwCyclesRemaining -= 8; |
| 1987 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1988 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 1989 | if (!(cpu.z80A & 0x10)) |
| 1990 | { |
| 1991 | cpu.z80F |= Z80_FLAG_ZERO; |
| 1992 | } |
| 1993 | break; |
| 1994 | } |
| 1995 | case 0x68: |
| 1996 | { |
| 1997 | sdwCyclesRemaining -= 8; |
| 1998 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 1999 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2000 | if (!(cpu.z80B & 0x20)) |
| 2001 | { |
| 2002 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2003 | } |
| 2004 | break; |
| 2005 | } |
| 2006 | case 0x69: |
| 2007 | { |
| 2008 | sdwCyclesRemaining -= 8; |
| 2009 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2010 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2011 | if (!(cpu.z80C & 0x20)) |
| 2012 | { |
| 2013 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2014 | } |
| 2015 | break; |
| 2016 | } |
| 2017 | case 0x6a: |
| 2018 | { |
| 2019 | sdwCyclesRemaining -= 8; |
| 2020 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2021 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2022 | if (!(cpu.z80D & 0x20)) |
| 2023 | { |
| 2024 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2025 | } |
| 2026 | break; |
| 2027 | } |
| 2028 | case 0x6b: |
| 2029 | { |
| 2030 | sdwCyclesRemaining -= 8; |
| 2031 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2032 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2033 | if (!(cpu.z80E & 0x20)) |
| 2034 | { |
| 2035 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2036 | } |
| 2037 | break; |
| 2038 | } |
| 2039 | case 0x6c: |
| 2040 | { |
| 2041 | sdwCyclesRemaining -= 8; |
| 2042 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2043 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2044 | if (!(cpu.z80H & 0x20)) |
| 2045 | { |
| 2046 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2047 | } |
| 2048 | break; |
| 2049 | } |
| 2050 | case 0x6d: |
| 2051 | { |
| 2052 | sdwCyclesRemaining -= 8; |
| 2053 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2054 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2055 | if (!(cpu.z80L & 0x20)) |
| 2056 | { |
| 2057 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2058 | } |
| 2059 | break; |
| 2060 | } |
| 2061 | case 0x6e: |
| 2062 | { |
| 2063 | sdwCyclesRemaining -= 12; |
| 2064 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 2065 | while (psMemRead->lowAddr != 0xffffffff) |
| 2066 | { |
| 2067 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 2068 | { |
| 2069 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2070 | if (psMemRead->memoryCall) |
| 2071 | { |
| 2072 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 2073 | } |
| 2074 | else |
| 2075 | { |
| 2076 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 2077 | } |
| 2078 | psMemRead = NULL; |
| 2079 | break; |
| 2080 | } |
| 2081 | ++psMemRead; |
| 2082 | } |
| 2083 | |
| 2084 | if (psMemRead) |
| 2085 | { |
| 2086 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 2087 | } |
| 2088 | |
| 2089 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2090 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2091 | if (!(bTemp & 0x20)) |
| 2092 | { |
| 2093 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2094 | } |
| 2095 | break; |
| 2096 | } |
| 2097 | case 0x6f: |
| 2098 | { |
| 2099 | sdwCyclesRemaining -= 8; |
| 2100 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2101 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2102 | if (!(cpu.z80A & 0x20)) |
| 2103 | { |
| 2104 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2105 | } |
| 2106 | break; |
| 2107 | } |
| 2108 | case 0x70: |
| 2109 | { |
| 2110 | sdwCyclesRemaining -= 8; |
| 2111 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2112 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2113 | if (!(cpu.z80B & 0x40)) |
| 2114 | { |
| 2115 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2116 | } |
| 2117 | break; |
| 2118 | } |
| 2119 | case 0x71: |
| 2120 | { |
| 2121 | sdwCyclesRemaining -= 8; |
| 2122 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2123 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2124 | if (!(cpu.z80C & 0x40)) |
| 2125 | { |
| 2126 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2127 | } |
| 2128 | break; |
| 2129 | } |
| 2130 | case 0x72: |
| 2131 | { |
| 2132 | sdwCyclesRemaining -= 8; |
| 2133 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2134 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2135 | if (!(cpu.z80D & 0x40)) |
| 2136 | { |
| 2137 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2138 | } |
| 2139 | break; |
| 2140 | } |
| 2141 | case 0x73: |
| 2142 | { |
| 2143 | sdwCyclesRemaining -= 8; |
| 2144 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2145 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2146 | if (!(cpu.z80E & 0x40)) |
| 2147 | { |
| 2148 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2149 | } |
| 2150 | break; |
| 2151 | } |
| 2152 | case 0x74: |
| 2153 | { |
| 2154 | sdwCyclesRemaining -= 8; |
| 2155 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2156 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2157 | if (!(cpu.z80H & 0x40)) |
| 2158 | { |
| 2159 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2160 | } |
| 2161 | break; |
| 2162 | } |
| 2163 | case 0x75: |
| 2164 | { |
| 2165 | sdwCyclesRemaining -= 8; |
| 2166 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2167 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2168 | if (!(cpu.z80L & 0x40)) |
| 2169 | { |
| 2170 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2171 | } |
| 2172 | break; |
| 2173 | } |
| 2174 | case 0x76: |
| 2175 | { |
| 2176 | sdwCyclesRemaining -= 12; |
| 2177 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 2178 | while (psMemRead->lowAddr != 0xffffffff) |
| 2179 | { |
| 2180 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 2181 | { |
| 2182 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2183 | if (psMemRead->memoryCall) |
| 2184 | { |
| 2185 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 2186 | } |
| 2187 | else |
| 2188 | { |
| 2189 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 2190 | } |
| 2191 | psMemRead = NULL; |
| 2192 | break; |
| 2193 | } |
| 2194 | ++psMemRead; |
| 2195 | } |
| 2196 | |
| 2197 | if (psMemRead) |
| 2198 | { |
| 2199 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 2200 | } |
| 2201 | |
| 2202 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2203 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2204 | if (!(bTemp & 0x40)) |
| 2205 | { |
| 2206 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2207 | } |
| 2208 | break; |
| 2209 | } |
| 2210 | case 0x77: |
| 2211 | { |
| 2212 | sdwCyclesRemaining -= 8; |
| 2213 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2214 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2215 | if (!(cpu.z80A & 0x40)) |
| 2216 | { |
| 2217 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2218 | } |
| 2219 | break; |
| 2220 | } |
| 2221 | case 0x78: |
| 2222 | { |
| 2223 | sdwCyclesRemaining -= 8; |
| 2224 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2225 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2226 | if (!(cpu.z80B & 0x80)) |
| 2227 | { |
| 2228 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2229 | } |
| 2230 | break; |
| 2231 | } |
| 2232 | case 0x79: |
| 2233 | { |
| 2234 | sdwCyclesRemaining -= 8; |
| 2235 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2236 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2237 | if (!(cpu.z80C & 0x80)) |
| 2238 | { |
| 2239 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2240 | } |
| 2241 | break; |
| 2242 | } |
| 2243 | case 0x7a: |
| 2244 | { |
| 2245 | sdwCyclesRemaining -= 8; |
| 2246 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2247 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2248 | if (!(cpu.z80D & 0x80)) |
| 2249 | { |
| 2250 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2251 | } |
| 2252 | break; |
| 2253 | } |
| 2254 | case 0x7b: |
| 2255 | { |
| 2256 | sdwCyclesRemaining -= 8; |
| 2257 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2258 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2259 | if (!(cpu.z80E & 0x80)) |
| 2260 | { |
| 2261 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2262 | } |
| 2263 | break; |
| 2264 | } |
| 2265 | case 0x7c: |
| 2266 | { |
| 2267 | sdwCyclesRemaining -= 8; |
| 2268 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2269 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2270 | if (!(cpu.z80H & 0x80)) |
| 2271 | { |
| 2272 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2273 | } |
| 2274 | break; |
| 2275 | } |
| 2276 | case 0x7d: |
| 2277 | { |
| 2278 | sdwCyclesRemaining -= 8; |
| 2279 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2280 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2281 | if (!(cpu.z80L & 0x80)) |
| 2282 | { |
| 2283 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2284 | } |
| 2285 | break; |
| 2286 | } |
| 2287 | case 0x7e: |
| 2288 | { |
| 2289 | sdwCyclesRemaining -= 12; |
| 2290 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 2291 | while (psMemRead->lowAddr != 0xffffffff) |
| 2292 | { |
| 2293 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 2294 | { |
| 2295 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2296 | if (psMemRead->memoryCall) |
| 2297 | { |
| 2298 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 2299 | } |
| 2300 | else |
| 2301 | { |
| 2302 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 2303 | } |
| 2304 | psMemRead = NULL; |
| 2305 | break; |
| 2306 | } |
| 2307 | ++psMemRead; |
| 2308 | } |
| 2309 | |
| 2310 | if (psMemRead) |
| 2311 | { |
| 2312 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 2313 | } |
| 2314 | |
| 2315 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2316 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2317 | if (!(bTemp & 0x80)) |
| 2318 | { |
| 2319 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2320 | } |
| 2321 | break; |
| 2322 | } |
| 2323 | case 0x7f: |
| 2324 | { |
| 2325 | sdwCyclesRemaining -= 8; |
| 2326 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO); |
| 2327 | cpu.z80F |= (Z80_FLAG_HALF_CARRY); |
| 2328 | if (!(cpu.z80A & 0x80)) |
| 2329 | { |
| 2330 | cpu.z80F |= Z80_FLAG_ZERO; |
| 2331 | } |
| 2332 | break; |
| 2333 | } |
| 2334 | case 0x80: |
| 2335 | { |
| 2336 | sdwCyclesRemaining -= 8; |
| 2337 | cpu.z80B &= 0xfe; |
| 2338 | break; |
| 2339 | } |
| 2340 | case 0x81: |
| 2341 | { |
| 2342 | sdwCyclesRemaining -= 8; |
| 2343 | cpu.z80C &= 0xfe; |
| 2344 | break; |
| 2345 | } |
| 2346 | case 0x82: |
| 2347 | { |
| 2348 | sdwCyclesRemaining -= 8; |
| 2349 | cpu.z80D &= 0xfe; |
| 2350 | break; |
| 2351 | } |
| 2352 | case 0x83: |
| 2353 | { |
| 2354 | sdwCyclesRemaining -= 8; |
| 2355 | cpu.z80E &= 0xfe; |
| 2356 | break; |
| 2357 | } |
| 2358 | case 0x84: |
| 2359 | { |
| 2360 | sdwCyclesRemaining -= 8; |
| 2361 | cpu.z80H &= 0xfe; |
| 2362 | break; |
| 2363 | } |
| 2364 | case 0x85: |
| 2365 | { |
| 2366 | sdwCyclesRemaining -= 8; |
| 2367 | cpu.z80L &= 0xfe; |
| 2368 | break; |
| 2369 | } |
| 2370 | case 0x86: |
| 2371 | { |
| 2372 | sdwCyclesRemaining -= 15; |
| 2373 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 2374 | while (psMemRead->lowAddr != 0xffffffff) |
| 2375 | { |
| 2376 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 2377 | { |
| 2378 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2379 | if (psMemRead->memoryCall) |
| 2380 | { |
| 2381 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 2382 | } |
| 2383 | else |
| 2384 | { |
| 2385 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 2386 | } |
| 2387 | psMemRead = NULL; |
| 2388 | break; |
| 2389 | } |
| 2390 | ++psMemRead; |
| 2391 | } |
| 2392 | |
| 2393 | if (psMemRead) |
| 2394 | { |
| 2395 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 2396 | } |
| 2397 | |
| 2398 | bTemp &= 0xfe; |
| 2399 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 2400 | while (psMemWrite->lowAddr != 0xffffffff) |
| 2401 | { |
| 2402 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 2403 | { |
| 2404 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2405 | if (psMemWrite->memoryCall) |
| 2406 | { |
| 2407 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 2408 | } |
| 2409 | else |
| 2410 | { |
| 2411 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 2412 | } |
| 2413 | psMemWrite = NULL; |
| 2414 | break; |
| 2415 | } |
| 2416 | ++psMemWrite; |
| 2417 | } |
| 2418 | |
| 2419 | if (psMemWrite) |
| 2420 | { |
| 2421 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 2422 | } |
| 2423 | |
| 2424 | break; |
| 2425 | } |
| 2426 | case 0x87: |
| 2427 | { |
| 2428 | sdwCyclesRemaining -= 8; |
| 2429 | cpu.z80A &= 0xfe; |
| 2430 | break; |
| 2431 | } |
| 2432 | case 0x88: |
| 2433 | { |
| 2434 | sdwCyclesRemaining -= 8; |
| 2435 | cpu.z80B &= 0xfd; |
| 2436 | break; |
| 2437 | } |
| 2438 | case 0x89: |
| 2439 | { |
| 2440 | sdwCyclesRemaining -= 8; |
| 2441 | cpu.z80C &= 0xfd; |
| 2442 | break; |
| 2443 | } |
| 2444 | case 0x8a: |
| 2445 | { |
| 2446 | sdwCyclesRemaining -= 8; |
| 2447 | cpu.z80D &= 0xfd; |
| 2448 | break; |
| 2449 | } |
| 2450 | case 0x8b: |
| 2451 | { |
| 2452 | sdwCyclesRemaining -= 8; |
| 2453 | cpu.z80E &= 0xfd; |
| 2454 | break; |
| 2455 | } |
| 2456 | case 0x8c: |
| 2457 | { |
| 2458 | sdwCyclesRemaining -= 8; |
| 2459 | cpu.z80H &= 0xfd; |
| 2460 | break; |
| 2461 | } |
| 2462 | case 0x8d: |
| 2463 | { |
| 2464 | sdwCyclesRemaining -= 8; |
| 2465 | cpu.z80L &= 0xfd; |
| 2466 | break; |
| 2467 | } |
| 2468 | case 0x8e: |
| 2469 | { |
| 2470 | sdwCyclesRemaining -= 15; |
| 2471 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 2472 | while (psMemRead->lowAddr != 0xffffffff) |
| 2473 | { |
| 2474 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 2475 | { |
| 2476 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2477 | if (psMemRead->memoryCall) |
| 2478 | { |
| 2479 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 2480 | } |
| 2481 | else |
| 2482 | { |
| 2483 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 2484 | } |
| 2485 | psMemRead = NULL; |
| 2486 | break; |
| 2487 | } |
| 2488 | ++psMemRead; |
| 2489 | } |
| 2490 | |
| 2491 | if (psMemRead) |
| 2492 | { |
| 2493 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 2494 | } |
| 2495 | |
| 2496 | bTemp &= 0xfd; |
| 2497 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 2498 | while (psMemWrite->lowAddr != 0xffffffff) |
| 2499 | { |
| 2500 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 2501 | { |
| 2502 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2503 | if (psMemWrite->memoryCall) |
| 2504 | { |
| 2505 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 2506 | } |
| 2507 | else |
| 2508 | { |
| 2509 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 2510 | } |
| 2511 | psMemWrite = NULL; |
| 2512 | break; |
| 2513 | } |
| 2514 | ++psMemWrite; |
| 2515 | } |
| 2516 | |
| 2517 | if (psMemWrite) |
| 2518 | { |
| 2519 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 2520 | } |
| 2521 | |
| 2522 | break; |
| 2523 | } |
| 2524 | case 0x8f: |
| 2525 | { |
| 2526 | sdwCyclesRemaining -= 8; |
| 2527 | cpu.z80A &= 0xfd; |
| 2528 | break; |
| 2529 | } |
| 2530 | case 0x90: |
| 2531 | { |
| 2532 | sdwCyclesRemaining -= 8; |
| 2533 | cpu.z80B &= 0xfb; |
| 2534 | break; |
| 2535 | } |
| 2536 | case 0x91: |
| 2537 | { |
| 2538 | sdwCyclesRemaining -= 8; |
| 2539 | cpu.z80C &= 0xfb; |
| 2540 | break; |
| 2541 | } |
| 2542 | case 0x92: |
| 2543 | { |
| 2544 | sdwCyclesRemaining -= 8; |
| 2545 | cpu.z80D &= 0xfb; |
| 2546 | break; |
| 2547 | } |
| 2548 | case 0x93: |
| 2549 | { |
| 2550 | sdwCyclesRemaining -= 8; |
| 2551 | cpu.z80E &= 0xfb; |
| 2552 | break; |
| 2553 | } |
| 2554 | case 0x94: |
| 2555 | { |
| 2556 | sdwCyclesRemaining -= 8; |
| 2557 | cpu.z80H &= 0xfb; |
| 2558 | break; |
| 2559 | } |
| 2560 | case 0x95: |
| 2561 | { |
| 2562 | sdwCyclesRemaining -= 8; |
| 2563 | cpu.z80L &= 0xfb; |
| 2564 | break; |
| 2565 | } |
| 2566 | case 0x96: |
| 2567 | { |
| 2568 | sdwCyclesRemaining -= 15; |
| 2569 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 2570 | while (psMemRead->lowAddr != 0xffffffff) |
| 2571 | { |
| 2572 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 2573 | { |
| 2574 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2575 | if (psMemRead->memoryCall) |
| 2576 | { |
| 2577 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 2578 | } |
| 2579 | else |
| 2580 | { |
| 2581 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 2582 | } |
| 2583 | psMemRead = NULL; |
| 2584 | break; |
| 2585 | } |
| 2586 | ++psMemRead; |
| 2587 | } |
| 2588 | |
| 2589 | if (psMemRead) |
| 2590 | { |
| 2591 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 2592 | } |
| 2593 | |
| 2594 | bTemp &= 0xfb; |
| 2595 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 2596 | while (psMemWrite->lowAddr != 0xffffffff) |
| 2597 | { |
| 2598 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 2599 | { |
| 2600 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2601 | if (psMemWrite->memoryCall) |
| 2602 | { |
| 2603 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 2604 | } |
| 2605 | else |
| 2606 | { |
| 2607 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 2608 | } |
| 2609 | psMemWrite = NULL; |
| 2610 | break; |
| 2611 | } |
| 2612 | ++psMemWrite; |
| 2613 | } |
| 2614 | |
| 2615 | if (psMemWrite) |
| 2616 | { |
| 2617 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 2618 | } |
| 2619 | |
| 2620 | break; |
| 2621 | } |
| 2622 | case 0x97: |
| 2623 | { |
| 2624 | sdwCyclesRemaining -= 8; |
| 2625 | cpu.z80A &= 0xfb; |
| 2626 | break; |
| 2627 | } |
| 2628 | case 0x98: |
| 2629 | { |
| 2630 | sdwCyclesRemaining -= 8; |
| 2631 | cpu.z80B &= 0xf7; |
| 2632 | break; |
| 2633 | } |
| 2634 | case 0x99: |
| 2635 | { |
| 2636 | sdwCyclesRemaining -= 8; |
| 2637 | cpu.z80C &= 0xf7; |
| 2638 | break; |
| 2639 | } |
| 2640 | case 0x9a: |
| 2641 | { |
| 2642 | sdwCyclesRemaining -= 8; |
| 2643 | cpu.z80D &= 0xf7; |
| 2644 | break; |
| 2645 | } |
| 2646 | case 0x9b: |
| 2647 | { |
| 2648 | sdwCyclesRemaining -= 8; |
| 2649 | cpu.z80E &= 0xf7; |
| 2650 | break; |
| 2651 | } |
| 2652 | case 0x9c: |
| 2653 | { |
| 2654 | sdwCyclesRemaining -= 8; |
| 2655 | cpu.z80H &= 0xf7; |
| 2656 | break; |
| 2657 | } |
| 2658 | case 0x9d: |
| 2659 | { |
| 2660 | sdwCyclesRemaining -= 8; |
| 2661 | cpu.z80L &= 0xf7; |
| 2662 | break; |
| 2663 | } |
| 2664 | case 0x9e: |
| 2665 | { |
| 2666 | sdwCyclesRemaining -= 15; |
| 2667 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 2668 | while (psMemRead->lowAddr != 0xffffffff) |
| 2669 | { |
| 2670 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 2671 | { |
| 2672 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2673 | if (psMemRead->memoryCall) |
| 2674 | { |
| 2675 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 2676 | } |
| 2677 | else |
| 2678 | { |
| 2679 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 2680 | } |
| 2681 | psMemRead = NULL; |
| 2682 | break; |
| 2683 | } |
| 2684 | ++psMemRead; |
| 2685 | } |
| 2686 | |
| 2687 | if (psMemRead) |
| 2688 | { |
| 2689 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 2690 | } |
| 2691 | |
| 2692 | bTemp &= 0xf7; |
| 2693 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 2694 | while (psMemWrite->lowAddr != 0xffffffff) |
| 2695 | { |
| 2696 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 2697 | { |
| 2698 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2699 | if (psMemWrite->memoryCall) |
| 2700 | { |
| 2701 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 2702 | } |
| 2703 | else |
| 2704 | { |
| 2705 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 2706 | } |
| 2707 | psMemWrite = NULL; |
| 2708 | break; |
| 2709 | } |
| 2710 | ++psMemWrite; |
| 2711 | } |
| 2712 | |
| 2713 | if (psMemWrite) |
| 2714 | { |
| 2715 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 2716 | } |
| 2717 | |
| 2718 | break; |
| 2719 | } |
| 2720 | case 0x9f: |
| 2721 | { |
| 2722 | sdwCyclesRemaining -= 8; |
| 2723 | cpu.z80A &= 0xf7; |
| 2724 | break; |
| 2725 | } |
| 2726 | case 0xa0: |
| 2727 | { |
| 2728 | sdwCyclesRemaining -= 8; |
| 2729 | cpu.z80B &= 0xef; |
| 2730 | break; |
| 2731 | } |
| 2732 | case 0xa1: |
| 2733 | { |
| 2734 | sdwCyclesRemaining -= 8; |
| 2735 | cpu.z80C &= 0xef; |
| 2736 | break; |
| 2737 | } |
| 2738 | case 0xa2: |
| 2739 | { |
| 2740 | sdwCyclesRemaining -= 8; |
| 2741 | cpu.z80D &= 0xef; |
| 2742 | break; |
| 2743 | } |
| 2744 | case 0xa3: |
| 2745 | { |
| 2746 | sdwCyclesRemaining -= 8; |
| 2747 | cpu.z80E &= 0xef; |
| 2748 | break; |
| 2749 | } |
| 2750 | case 0xa4: |
| 2751 | { |
| 2752 | sdwCyclesRemaining -= 8; |
| 2753 | cpu.z80H &= 0xef; |
| 2754 | break; |
| 2755 | } |
| 2756 | case 0xa5: |
| 2757 | { |
| 2758 | sdwCyclesRemaining -= 8; |
| 2759 | cpu.z80L &= 0xef; |
| 2760 | break; |
| 2761 | } |
| 2762 | case 0xa6: |
| 2763 | { |
| 2764 | sdwCyclesRemaining -= 15; |
| 2765 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 2766 | while (psMemRead->lowAddr != 0xffffffff) |
| 2767 | { |
| 2768 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 2769 | { |
| 2770 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2771 | if (psMemRead->memoryCall) |
| 2772 | { |
| 2773 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 2774 | } |
| 2775 | else |
| 2776 | { |
| 2777 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 2778 | } |
| 2779 | psMemRead = NULL; |
| 2780 | break; |
| 2781 | } |
| 2782 | ++psMemRead; |
| 2783 | } |
| 2784 | |
| 2785 | if (psMemRead) |
| 2786 | { |
| 2787 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 2788 | } |
| 2789 | |
| 2790 | bTemp &= 0xef; |
| 2791 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 2792 | while (psMemWrite->lowAddr != 0xffffffff) |
| 2793 | { |
| 2794 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 2795 | { |
| 2796 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2797 | if (psMemWrite->memoryCall) |
| 2798 | { |
| 2799 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 2800 | } |
| 2801 | else |
| 2802 | { |
| 2803 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 2804 | } |
| 2805 | psMemWrite = NULL; |
| 2806 | break; |
| 2807 | } |
| 2808 | ++psMemWrite; |
| 2809 | } |
| 2810 | |
| 2811 | if (psMemWrite) |
| 2812 | { |
| 2813 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 2814 | } |
| 2815 | |
| 2816 | break; |
| 2817 | } |
| 2818 | case 0xa7: |
| 2819 | { |
| 2820 | sdwCyclesRemaining -= 8; |
| 2821 | cpu.z80A &= 0xef; |
| 2822 | break; |
| 2823 | } |
| 2824 | case 0xa8: |
| 2825 | { |
| 2826 | sdwCyclesRemaining -= 8; |
| 2827 | cpu.z80B &= 0xdf; |
| 2828 | break; |
| 2829 | } |
| 2830 | case 0xa9: |
| 2831 | { |
| 2832 | sdwCyclesRemaining -= 8; |
| 2833 | cpu.z80C &= 0xdf; |
| 2834 | break; |
| 2835 | } |
| 2836 | case 0xaa: |
| 2837 | { |
| 2838 | sdwCyclesRemaining -= 8; |
| 2839 | cpu.z80D &= 0xdf; |
| 2840 | break; |
| 2841 | } |
| 2842 | case 0xab: |
| 2843 | { |
| 2844 | sdwCyclesRemaining -= 8; |
| 2845 | cpu.z80E &= 0xdf; |
| 2846 | break; |
| 2847 | } |
| 2848 | case 0xac: |
| 2849 | { |
| 2850 | sdwCyclesRemaining -= 8; |
| 2851 | cpu.z80H &= 0xdf; |
| 2852 | break; |
| 2853 | } |
| 2854 | case 0xad: |
| 2855 | { |
| 2856 | sdwCyclesRemaining -= 8; |
| 2857 | cpu.z80L &= 0xdf; |
| 2858 | break; |
| 2859 | } |
| 2860 | case 0xae: |
| 2861 | { |
| 2862 | sdwCyclesRemaining -= 15; |
| 2863 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 2864 | while (psMemRead->lowAddr != 0xffffffff) |
| 2865 | { |
| 2866 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 2867 | { |
| 2868 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2869 | if (psMemRead->memoryCall) |
| 2870 | { |
| 2871 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 2872 | } |
| 2873 | else |
| 2874 | { |
| 2875 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 2876 | } |
| 2877 | psMemRead = NULL; |
| 2878 | break; |
| 2879 | } |
| 2880 | ++psMemRead; |
| 2881 | } |
| 2882 | |
| 2883 | if (psMemRead) |
| 2884 | { |
| 2885 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 2886 | } |
| 2887 | |
| 2888 | bTemp &= 0xdf; |
| 2889 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 2890 | while (psMemWrite->lowAddr != 0xffffffff) |
| 2891 | { |
| 2892 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 2893 | { |
| 2894 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2895 | if (psMemWrite->memoryCall) |
| 2896 | { |
| 2897 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 2898 | } |
| 2899 | else |
| 2900 | { |
| 2901 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 2902 | } |
| 2903 | psMemWrite = NULL; |
| 2904 | break; |
| 2905 | } |
| 2906 | ++psMemWrite; |
| 2907 | } |
| 2908 | |
| 2909 | if (psMemWrite) |
| 2910 | { |
| 2911 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 2912 | } |
| 2913 | |
| 2914 | break; |
| 2915 | } |
| 2916 | case 0xaf: |
| 2917 | { |
| 2918 | sdwCyclesRemaining -= 8; |
| 2919 | cpu.z80A &= 0xdf; |
| 2920 | break; |
| 2921 | } |
| 2922 | case 0xb0: |
| 2923 | { |
| 2924 | sdwCyclesRemaining -= 8; |
| 2925 | cpu.z80B &= 0xbf; |
| 2926 | break; |
| 2927 | } |
| 2928 | case 0xb1: |
| 2929 | { |
| 2930 | sdwCyclesRemaining -= 8; |
| 2931 | cpu.z80C &= 0xbf; |
| 2932 | break; |
| 2933 | } |
| 2934 | case 0xb2: |
| 2935 | { |
| 2936 | sdwCyclesRemaining -= 8; |
| 2937 | cpu.z80D &= 0xbf; |
| 2938 | break; |
| 2939 | } |
| 2940 | case 0xb3: |
| 2941 | { |
| 2942 | sdwCyclesRemaining -= 8; |
| 2943 | cpu.z80E &= 0xbf; |
| 2944 | break; |
| 2945 | } |
| 2946 | case 0xb4: |
| 2947 | { |
| 2948 | sdwCyclesRemaining -= 8; |
| 2949 | cpu.z80H &= 0xbf; |
| 2950 | break; |
| 2951 | } |
| 2952 | case 0xb5: |
| 2953 | { |
| 2954 | sdwCyclesRemaining -= 8; |
| 2955 | cpu.z80L &= 0xbf; |
| 2956 | break; |
| 2957 | } |
| 2958 | case 0xb6: |
| 2959 | { |
| 2960 | sdwCyclesRemaining -= 15; |
| 2961 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 2962 | while (psMemRead->lowAddr != 0xffffffff) |
| 2963 | { |
| 2964 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 2965 | { |
| 2966 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2967 | if (psMemRead->memoryCall) |
| 2968 | { |
| 2969 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 2970 | } |
| 2971 | else |
| 2972 | { |
| 2973 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 2974 | } |
| 2975 | psMemRead = NULL; |
| 2976 | break; |
| 2977 | } |
| 2978 | ++psMemRead; |
| 2979 | } |
| 2980 | |
| 2981 | if (psMemRead) |
| 2982 | { |
| 2983 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 2984 | } |
| 2985 | |
| 2986 | bTemp &= 0xbf; |
| 2987 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 2988 | while (psMemWrite->lowAddr != 0xffffffff) |
| 2989 | { |
| 2990 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 2991 | { |
| 2992 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 2993 | if (psMemWrite->memoryCall) |
| 2994 | { |
| 2995 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 2996 | } |
| 2997 | else |
| 2998 | { |
| 2999 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 3000 | } |
| 3001 | psMemWrite = NULL; |
| 3002 | break; |
| 3003 | } |
| 3004 | ++psMemWrite; |
| 3005 | } |
| 3006 | |
| 3007 | if (psMemWrite) |
| 3008 | { |
| 3009 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 3010 | } |
| 3011 | |
| 3012 | break; |
| 3013 | } |
| 3014 | case 0xb7: |
| 3015 | { |
| 3016 | sdwCyclesRemaining -= 8; |
| 3017 | cpu.z80A &= 0xbf; |
| 3018 | break; |
| 3019 | } |
| 3020 | case 0xb8: |
| 3021 | { |
| 3022 | sdwCyclesRemaining -= 8; |
| 3023 | cpu.z80B &= 0x7f; |
| 3024 | break; |
| 3025 | } |
| 3026 | case 0xb9: |
| 3027 | { |
| 3028 | sdwCyclesRemaining -= 8; |
| 3029 | cpu.z80C &= 0x7f; |
| 3030 | break; |
| 3031 | } |
| 3032 | case 0xba: |
| 3033 | { |
| 3034 | sdwCyclesRemaining -= 8; |
| 3035 | cpu.z80D &= 0x7f; |
| 3036 | break; |
| 3037 | } |
| 3038 | case 0xbb: |
| 3039 | { |
| 3040 | sdwCyclesRemaining -= 8; |
| 3041 | cpu.z80E &= 0x7f; |
| 3042 | break; |
| 3043 | } |
| 3044 | case 0xbc: |
| 3045 | { |
| 3046 | sdwCyclesRemaining -= 8; |
| 3047 | cpu.z80H &= 0x7f; |
| 3048 | break; |
| 3049 | } |
| 3050 | case 0xbd: |
| 3051 | { |
| 3052 | sdwCyclesRemaining -= 8; |
| 3053 | cpu.z80L &= 0x7f; |
| 3054 | break; |
| 3055 | } |
| 3056 | case 0xbe: |
| 3057 | { |
| 3058 | sdwCyclesRemaining -= 15; |
| 3059 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 3060 | while (psMemRead->lowAddr != 0xffffffff) |
| 3061 | { |
| 3062 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 3063 | { |
| 3064 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3065 | if (psMemRead->memoryCall) |
| 3066 | { |
| 3067 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 3068 | } |
| 3069 | else |
| 3070 | { |
| 3071 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 3072 | } |
| 3073 | psMemRead = NULL; |
| 3074 | break; |
| 3075 | } |
| 3076 | ++psMemRead; |
| 3077 | } |
| 3078 | |
| 3079 | if (psMemRead) |
| 3080 | { |
| 3081 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 3082 | } |
| 3083 | |
| 3084 | bTemp &= 0x7f; |
| 3085 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 3086 | while (psMemWrite->lowAddr != 0xffffffff) |
| 3087 | { |
| 3088 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 3089 | { |
| 3090 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3091 | if (psMemWrite->memoryCall) |
| 3092 | { |
| 3093 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 3094 | } |
| 3095 | else |
| 3096 | { |
| 3097 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 3098 | } |
| 3099 | psMemWrite = NULL; |
| 3100 | break; |
| 3101 | } |
| 3102 | ++psMemWrite; |
| 3103 | } |
| 3104 | |
| 3105 | if (psMemWrite) |
| 3106 | { |
| 3107 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 3108 | } |
| 3109 | |
| 3110 | break; |
| 3111 | } |
| 3112 | case 0xbf: |
| 3113 | { |
| 3114 | sdwCyclesRemaining -= 8; |
| 3115 | cpu.z80A &= 0x7f; |
| 3116 | break; |
| 3117 | } |
| 3118 | case 0xc0: |
| 3119 | { |
| 3120 | sdwCyclesRemaining -= 8; |
| 3121 | cpu.z80B |= 0x01; |
| 3122 | break; |
| 3123 | } |
| 3124 | case 0xc1: |
| 3125 | { |
| 3126 | sdwCyclesRemaining -= 8; |
| 3127 | cpu.z80C |= 0x01; |
| 3128 | break; |
| 3129 | } |
| 3130 | case 0xc2: |
| 3131 | { |
| 3132 | sdwCyclesRemaining -= 8; |
| 3133 | cpu.z80D |= 0x01; |
| 3134 | break; |
| 3135 | } |
| 3136 | case 0xc3: |
| 3137 | { |
| 3138 | sdwCyclesRemaining -= 8; |
| 3139 | cpu.z80E |= 0x01; |
| 3140 | break; |
| 3141 | } |
| 3142 | case 0xc4: |
| 3143 | { |
| 3144 | sdwCyclesRemaining -= 8; |
| 3145 | cpu.z80H |= 0x01; |
| 3146 | break; |
| 3147 | } |
| 3148 | case 0xc5: |
| 3149 | { |
| 3150 | sdwCyclesRemaining -= 8; |
| 3151 | cpu.z80L |= 0x01; |
| 3152 | break; |
| 3153 | } |
| 3154 | case 0xc6: |
| 3155 | { |
| 3156 | sdwCyclesRemaining -= 15; |
| 3157 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 3158 | while (psMemRead->lowAddr != 0xffffffff) |
| 3159 | { |
| 3160 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 3161 | { |
| 3162 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3163 | if (psMemRead->memoryCall) |
| 3164 | { |
| 3165 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 3166 | } |
| 3167 | else |
| 3168 | { |
| 3169 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 3170 | } |
| 3171 | psMemRead = NULL; |
| 3172 | break; |
| 3173 | } |
| 3174 | ++psMemRead; |
| 3175 | } |
| 3176 | |
| 3177 | if (psMemRead) |
| 3178 | { |
| 3179 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 3180 | } |
| 3181 | |
| 3182 | bTemp |= 0x01; |
| 3183 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 3184 | while (psMemWrite->lowAddr != 0xffffffff) |
| 3185 | { |
| 3186 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 3187 | { |
| 3188 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3189 | if (psMemWrite->memoryCall) |
| 3190 | { |
| 3191 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 3192 | } |
| 3193 | else |
| 3194 | { |
| 3195 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 3196 | } |
| 3197 | psMemWrite = NULL; |
| 3198 | break; |
| 3199 | } |
| 3200 | ++psMemWrite; |
| 3201 | } |
| 3202 | |
| 3203 | if (psMemWrite) |
| 3204 | { |
| 3205 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 3206 | } |
| 3207 | |
| 3208 | break; |
| 3209 | } |
| 3210 | case 0xc7: |
| 3211 | { |
| 3212 | sdwCyclesRemaining -= 8; |
| 3213 | cpu.z80A |= 0x01; |
| 3214 | break; |
| 3215 | } |
| 3216 | case 0xc8: |
| 3217 | { |
| 3218 | sdwCyclesRemaining -= 8; |
| 3219 | cpu.z80B |= 0x02; |
| 3220 | break; |
| 3221 | } |
| 3222 | case 0xc9: |
| 3223 | { |
| 3224 | sdwCyclesRemaining -= 8; |
| 3225 | cpu.z80C |= 0x02; |
| 3226 | break; |
| 3227 | } |
| 3228 | case 0xca: |
| 3229 | { |
| 3230 | sdwCyclesRemaining -= 8; |
| 3231 | cpu.z80D |= 0x02; |
| 3232 | break; |
| 3233 | } |
| 3234 | case 0xcb: |
| 3235 | { |
| 3236 | sdwCyclesRemaining -= 8; |
| 3237 | cpu.z80E |= 0x02; |
| 3238 | break; |
| 3239 | } |
| 3240 | case 0xcc: |
| 3241 | { |
| 3242 | sdwCyclesRemaining -= 8; |
| 3243 | cpu.z80H |= 0x02; |
| 3244 | break; |
| 3245 | } |
| 3246 | case 0xcd: |
| 3247 | { |
| 3248 | sdwCyclesRemaining -= 8; |
| 3249 | cpu.z80L |= 0x02; |
| 3250 | break; |
| 3251 | } |
| 3252 | case 0xce: |
| 3253 | { |
| 3254 | sdwCyclesRemaining -= 15; |
| 3255 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 3256 | while (psMemRead->lowAddr != 0xffffffff) |
| 3257 | { |
| 3258 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 3259 | { |
| 3260 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3261 | if (psMemRead->memoryCall) |
| 3262 | { |
| 3263 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 3264 | } |
| 3265 | else |
| 3266 | { |
| 3267 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 3268 | } |
| 3269 | psMemRead = NULL; |
| 3270 | break; |
| 3271 | } |
| 3272 | ++psMemRead; |
| 3273 | } |
| 3274 | |
| 3275 | if (psMemRead) |
| 3276 | { |
| 3277 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 3278 | } |
| 3279 | |
| 3280 | bTemp |= 0x02; |
| 3281 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 3282 | while (psMemWrite->lowAddr != 0xffffffff) |
| 3283 | { |
| 3284 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 3285 | { |
| 3286 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3287 | if (psMemWrite->memoryCall) |
| 3288 | { |
| 3289 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 3290 | } |
| 3291 | else |
| 3292 | { |
| 3293 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 3294 | } |
| 3295 | psMemWrite = NULL; |
| 3296 | break; |
| 3297 | } |
| 3298 | ++psMemWrite; |
| 3299 | } |
| 3300 | |
| 3301 | if (psMemWrite) |
| 3302 | { |
| 3303 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 3304 | } |
| 3305 | |
| 3306 | break; |
| 3307 | } |
| 3308 | case 0xcf: |
| 3309 | { |
| 3310 | sdwCyclesRemaining -= 8; |
| 3311 | cpu.z80A |= 0x02; |
| 3312 | break; |
| 3313 | } |
| 3314 | case 0xd0: |
| 3315 | { |
| 3316 | sdwCyclesRemaining -= 8; |
| 3317 | cpu.z80B |= 0x04; |
| 3318 | break; |
| 3319 | } |
| 3320 | case 0xd1: |
| 3321 | { |
| 3322 | sdwCyclesRemaining -= 8; |
| 3323 | cpu.z80C |= 0x04; |
| 3324 | break; |
| 3325 | } |
| 3326 | case 0xd2: |
| 3327 | { |
| 3328 | sdwCyclesRemaining -= 8; |
| 3329 | cpu.z80D |= 0x04; |
| 3330 | break; |
| 3331 | } |
| 3332 | case 0xd3: |
| 3333 | { |
| 3334 | sdwCyclesRemaining -= 8; |
| 3335 | cpu.z80E |= 0x04; |
| 3336 | break; |
| 3337 | } |
| 3338 | case 0xd4: |
| 3339 | { |
| 3340 | sdwCyclesRemaining -= 8; |
| 3341 | cpu.z80H |= 0x04; |
| 3342 | break; |
| 3343 | } |
| 3344 | case 0xd5: |
| 3345 | { |
| 3346 | sdwCyclesRemaining -= 8; |
| 3347 | cpu.z80L |= 0x04; |
| 3348 | break; |
| 3349 | } |
| 3350 | case 0xd6: |
| 3351 | { |
| 3352 | sdwCyclesRemaining -= 15; |
| 3353 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 3354 | while (psMemRead->lowAddr != 0xffffffff) |
| 3355 | { |
| 3356 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 3357 | { |
| 3358 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3359 | if (psMemRead->memoryCall) |
| 3360 | { |
| 3361 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 3362 | } |
| 3363 | else |
| 3364 | { |
| 3365 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 3366 | } |
| 3367 | psMemRead = NULL; |
| 3368 | break; |
| 3369 | } |
| 3370 | ++psMemRead; |
| 3371 | } |
| 3372 | |
| 3373 | if (psMemRead) |
| 3374 | { |
| 3375 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 3376 | } |
| 3377 | |
| 3378 | bTemp |= 0x04; |
| 3379 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 3380 | while (psMemWrite->lowAddr != 0xffffffff) |
| 3381 | { |
| 3382 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 3383 | { |
| 3384 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3385 | if (psMemWrite->memoryCall) |
| 3386 | { |
| 3387 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 3388 | } |
| 3389 | else |
| 3390 | { |
| 3391 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 3392 | } |
| 3393 | psMemWrite = NULL; |
| 3394 | break; |
| 3395 | } |
| 3396 | ++psMemWrite; |
| 3397 | } |
| 3398 | |
| 3399 | if (psMemWrite) |
| 3400 | { |
| 3401 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 3402 | } |
| 3403 | |
| 3404 | break; |
| 3405 | } |
| 3406 | case 0xd7: |
| 3407 | { |
| 3408 | sdwCyclesRemaining -= 8; |
| 3409 | cpu.z80A |= 0x04; |
| 3410 | break; |
| 3411 | } |
| 3412 | case 0xd8: |
| 3413 | { |
| 3414 | sdwCyclesRemaining -= 8; |
| 3415 | cpu.z80B |= 0x08; |
| 3416 | break; |
| 3417 | } |
| 3418 | case 0xd9: |
| 3419 | { |
| 3420 | sdwCyclesRemaining -= 8; |
| 3421 | cpu.z80C |= 0x08; |
| 3422 | break; |
| 3423 | } |
| 3424 | case 0xda: |
| 3425 | { |
| 3426 | sdwCyclesRemaining -= 8; |
| 3427 | cpu.z80D |= 0x08; |
| 3428 | break; |
| 3429 | } |
| 3430 | case 0xdb: |
| 3431 | { |
| 3432 | sdwCyclesRemaining -= 8; |
| 3433 | cpu.z80E |= 0x08; |
| 3434 | break; |
| 3435 | } |
| 3436 | case 0xdc: |
| 3437 | { |
| 3438 | sdwCyclesRemaining -= 8; |
| 3439 | cpu.z80H |= 0x08; |
| 3440 | break; |
| 3441 | } |
| 3442 | case 0xdd: |
| 3443 | { |
| 3444 | sdwCyclesRemaining -= 8; |
| 3445 | cpu.z80L |= 0x08; |
| 3446 | break; |
| 3447 | } |
| 3448 | case 0xde: |
| 3449 | { |
| 3450 | sdwCyclesRemaining -= 15; |
| 3451 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 3452 | while (psMemRead->lowAddr != 0xffffffff) |
| 3453 | { |
| 3454 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 3455 | { |
| 3456 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3457 | if (psMemRead->memoryCall) |
| 3458 | { |
| 3459 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 3460 | } |
| 3461 | else |
| 3462 | { |
| 3463 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 3464 | } |
| 3465 | psMemRead = NULL; |
| 3466 | break; |
| 3467 | } |
| 3468 | ++psMemRead; |
| 3469 | } |
| 3470 | |
| 3471 | if (psMemRead) |
| 3472 | { |
| 3473 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 3474 | } |
| 3475 | |
| 3476 | bTemp |= 0x08; |
| 3477 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 3478 | while (psMemWrite->lowAddr != 0xffffffff) |
| 3479 | { |
| 3480 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 3481 | { |
| 3482 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3483 | if (psMemWrite->memoryCall) |
| 3484 | { |
| 3485 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 3486 | } |
| 3487 | else |
| 3488 | { |
| 3489 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 3490 | } |
| 3491 | psMemWrite = NULL; |
| 3492 | break; |
| 3493 | } |
| 3494 | ++psMemWrite; |
| 3495 | } |
| 3496 | |
| 3497 | if (psMemWrite) |
| 3498 | { |
| 3499 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 3500 | } |
| 3501 | |
| 3502 | break; |
| 3503 | } |
| 3504 | case 0xdf: |
| 3505 | { |
| 3506 | sdwCyclesRemaining -= 8; |
| 3507 | cpu.z80A |= 0x08; |
| 3508 | break; |
| 3509 | } |
| 3510 | case 0xe0: |
| 3511 | { |
| 3512 | sdwCyclesRemaining -= 8; |
| 3513 | cpu.z80B |= 0x10; |
| 3514 | break; |
| 3515 | } |
| 3516 | case 0xe1: |
| 3517 | { |
| 3518 | sdwCyclesRemaining -= 8; |
| 3519 | cpu.z80C |= 0x10; |
| 3520 | break; |
| 3521 | } |
| 3522 | case 0xe2: |
| 3523 | { |
| 3524 | sdwCyclesRemaining -= 8; |
| 3525 | cpu.z80D |= 0x10; |
| 3526 | break; |
| 3527 | } |
| 3528 | case 0xe3: |
| 3529 | { |
| 3530 | sdwCyclesRemaining -= 8; |
| 3531 | cpu.z80E |= 0x10; |
| 3532 | break; |
| 3533 | } |
| 3534 | case 0xe4: |
| 3535 | { |
| 3536 | sdwCyclesRemaining -= 8; |
| 3537 | cpu.z80H |= 0x10; |
| 3538 | break; |
| 3539 | } |
| 3540 | case 0xe5: |
| 3541 | { |
| 3542 | sdwCyclesRemaining -= 8; |
| 3543 | cpu.z80L |= 0x10; |
| 3544 | break; |
| 3545 | } |
| 3546 | case 0xe6: |
| 3547 | { |
| 3548 | sdwCyclesRemaining -= 15; |
| 3549 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 3550 | while (psMemRead->lowAddr != 0xffffffff) |
| 3551 | { |
| 3552 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 3553 | { |
| 3554 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3555 | if (psMemRead->memoryCall) |
| 3556 | { |
| 3557 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 3558 | } |
| 3559 | else |
| 3560 | { |
| 3561 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 3562 | } |
| 3563 | psMemRead = NULL; |
| 3564 | break; |
| 3565 | } |
| 3566 | ++psMemRead; |
| 3567 | } |
| 3568 | |
| 3569 | if (psMemRead) |
| 3570 | { |
| 3571 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 3572 | } |
| 3573 | |
| 3574 | bTemp |= 0x10; |
| 3575 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 3576 | while (psMemWrite->lowAddr != 0xffffffff) |
| 3577 | { |
| 3578 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 3579 | { |
| 3580 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3581 | if (psMemWrite->memoryCall) |
| 3582 | { |
| 3583 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 3584 | } |
| 3585 | else |
| 3586 | { |
| 3587 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 3588 | } |
| 3589 | psMemWrite = NULL; |
| 3590 | break; |
| 3591 | } |
| 3592 | ++psMemWrite; |
| 3593 | } |
| 3594 | |
| 3595 | if (psMemWrite) |
| 3596 | { |
| 3597 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 3598 | } |
| 3599 | |
| 3600 | break; |
| 3601 | } |
| 3602 | case 0xe7: |
| 3603 | { |
| 3604 | sdwCyclesRemaining -= 8; |
| 3605 | cpu.z80A |= 0x10; |
| 3606 | break; |
| 3607 | } |
| 3608 | case 0xe8: |
| 3609 | { |
| 3610 | sdwCyclesRemaining -= 8; |
| 3611 | cpu.z80B |= 0x20; |
| 3612 | break; |
| 3613 | } |
| 3614 | case 0xe9: |
| 3615 | { |
| 3616 | sdwCyclesRemaining -= 8; |
| 3617 | cpu.z80C |= 0x20; |
| 3618 | break; |
| 3619 | } |
| 3620 | case 0xea: |
| 3621 | { |
| 3622 | sdwCyclesRemaining -= 8; |
| 3623 | cpu.z80D |= 0x20; |
| 3624 | break; |
| 3625 | } |
| 3626 | case 0xeb: |
| 3627 | { |
| 3628 | sdwCyclesRemaining -= 8; |
| 3629 | cpu.z80E |= 0x20; |
| 3630 | break; |
| 3631 | } |
| 3632 | case 0xec: |
| 3633 | { |
| 3634 | sdwCyclesRemaining -= 8; |
| 3635 | cpu.z80H |= 0x20; |
| 3636 | break; |
| 3637 | } |
| 3638 | case 0xed: |
| 3639 | { |
| 3640 | sdwCyclesRemaining -= 8; |
| 3641 | cpu.z80L |= 0x20; |
| 3642 | break; |
| 3643 | } |
| 3644 | case 0xee: |
| 3645 | { |
| 3646 | sdwCyclesRemaining -= 15; |
| 3647 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 3648 | while (psMemRead->lowAddr != 0xffffffff) |
| 3649 | { |
| 3650 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 3651 | { |
| 3652 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3653 | if (psMemRead->memoryCall) |
| 3654 | { |
| 3655 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 3656 | } |
| 3657 | else |
| 3658 | { |
| 3659 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 3660 | } |
| 3661 | psMemRead = NULL; |
| 3662 | break; |
| 3663 | } |
| 3664 | ++psMemRead; |
| 3665 | } |
| 3666 | |
| 3667 | if (psMemRead) |
| 3668 | { |
| 3669 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 3670 | } |
| 3671 | |
| 3672 | bTemp |= 0x20; |
| 3673 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 3674 | while (psMemWrite->lowAddr != 0xffffffff) |
| 3675 | { |
| 3676 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 3677 | { |
| 3678 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3679 | if (psMemWrite->memoryCall) |
| 3680 | { |
| 3681 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 3682 | } |
| 3683 | else |
| 3684 | { |
| 3685 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 3686 | } |
| 3687 | psMemWrite = NULL; |
| 3688 | break; |
| 3689 | } |
| 3690 | ++psMemWrite; |
| 3691 | } |
| 3692 | |
| 3693 | if (psMemWrite) |
| 3694 | { |
| 3695 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 3696 | } |
| 3697 | |
| 3698 | break; |
| 3699 | } |
| 3700 | case 0xef: |
| 3701 | { |
| 3702 | sdwCyclesRemaining -= 8; |
| 3703 | cpu.z80A |= 0x20; |
| 3704 | break; |
| 3705 | } |
| 3706 | case 0xf0: |
| 3707 | { |
| 3708 | sdwCyclesRemaining -= 8; |
| 3709 | cpu.z80B |= 0x40; |
| 3710 | break; |
| 3711 | } |
| 3712 | case 0xf1: |
| 3713 | { |
| 3714 | sdwCyclesRemaining -= 8; |
| 3715 | cpu.z80C |= 0x40; |
| 3716 | break; |
| 3717 | } |
| 3718 | case 0xf2: |
| 3719 | { |
| 3720 | sdwCyclesRemaining -= 8; |
| 3721 | cpu.z80D |= 0x40; |
| 3722 | break; |
| 3723 | } |
| 3724 | case 0xf3: |
| 3725 | { |
| 3726 | sdwCyclesRemaining -= 8; |
| 3727 | cpu.z80E |= 0x40; |
| 3728 | break; |
| 3729 | } |
| 3730 | case 0xf4: |
| 3731 | { |
| 3732 | sdwCyclesRemaining -= 8; |
| 3733 | cpu.z80H |= 0x40; |
| 3734 | break; |
| 3735 | } |
| 3736 | case 0xf5: |
| 3737 | { |
| 3738 | sdwCyclesRemaining -= 8; |
| 3739 | cpu.z80L |= 0x40; |
| 3740 | break; |
| 3741 | } |
| 3742 | case 0xf6: |
| 3743 | { |
| 3744 | sdwCyclesRemaining -= 15; |
| 3745 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 3746 | while (psMemRead->lowAddr != 0xffffffff) |
| 3747 | { |
| 3748 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 3749 | { |
| 3750 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3751 | if (psMemRead->memoryCall) |
| 3752 | { |
| 3753 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 3754 | } |
| 3755 | else |
| 3756 | { |
| 3757 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 3758 | } |
| 3759 | psMemRead = NULL; |
| 3760 | break; |
| 3761 | } |
| 3762 | ++psMemRead; |
| 3763 | } |
| 3764 | |
| 3765 | if (psMemRead) |
| 3766 | { |
| 3767 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 3768 | } |
| 3769 | |
| 3770 | bTemp |= 0x40; |
| 3771 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 3772 | while (psMemWrite->lowAddr != 0xffffffff) |
| 3773 | { |
| 3774 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 3775 | { |
| 3776 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3777 | if (psMemWrite->memoryCall) |
| 3778 | { |
| 3779 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 3780 | } |
| 3781 | else |
| 3782 | { |
| 3783 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 3784 | } |
| 3785 | psMemWrite = NULL; |
| 3786 | break; |
| 3787 | } |
| 3788 | ++psMemWrite; |
| 3789 | } |
| 3790 | |
| 3791 | if (psMemWrite) |
| 3792 | { |
| 3793 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 3794 | } |
| 3795 | |
| 3796 | break; |
| 3797 | } |
| 3798 | case 0xf7: |
| 3799 | { |
| 3800 | sdwCyclesRemaining -= 8; |
| 3801 | cpu.z80A |= 0x40; |
| 3802 | break; |
| 3803 | } |
| 3804 | case 0xf8: |
| 3805 | { |
| 3806 | sdwCyclesRemaining -= 8; |
| 3807 | cpu.z80B |= 0x80; |
| 3808 | break; |
| 3809 | } |
| 3810 | case 0xf9: |
| 3811 | { |
| 3812 | sdwCyclesRemaining -= 8; |
| 3813 | cpu.z80C |= 0x80; |
| 3814 | break; |
| 3815 | } |
| 3816 | case 0xfa: |
| 3817 | { |
| 3818 | sdwCyclesRemaining -= 8; |
| 3819 | cpu.z80D |= 0x80; |
| 3820 | break; |
| 3821 | } |
| 3822 | case 0xfb: |
| 3823 | { |
| 3824 | sdwCyclesRemaining -= 8; |
| 3825 | cpu.z80E |= 0x80; |
| 3826 | break; |
| 3827 | } |
| 3828 | case 0xfc: |
| 3829 | { |
| 3830 | sdwCyclesRemaining -= 8; |
| 3831 | cpu.z80H |= 0x80; |
| 3832 | break; |
| 3833 | } |
| 3834 | case 0xfd: |
| 3835 | { |
| 3836 | sdwCyclesRemaining -= 8; |
| 3837 | cpu.z80L |= 0x80; |
| 3838 | break; |
| 3839 | } |
| 3840 | case 0xfe: |
| 3841 | { |
| 3842 | sdwCyclesRemaining -= 15; |
| 3843 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 3844 | while (psMemRead->lowAddr != 0xffffffff) |
| 3845 | { |
| 3846 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 3847 | { |
| 3848 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3849 | if (psMemRead->memoryCall) |
| 3850 | { |
| 3851 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 3852 | } |
| 3853 | else |
| 3854 | { |
| 3855 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 3856 | } |
| 3857 | psMemRead = NULL; |
| 3858 | break; |
| 3859 | } |
| 3860 | ++psMemRead; |
| 3861 | } |
| 3862 | |
| 3863 | if (psMemRead) |
| 3864 | { |
| 3865 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 3866 | } |
| 3867 | |
| 3868 | bTemp |= 0x80; |
| 3869 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 3870 | while (psMemWrite->lowAddr != 0xffffffff) |
| 3871 | { |
| 3872 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 3873 | { |
| 3874 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 3875 | if (psMemWrite->memoryCall) |
| 3876 | { |
| 3877 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 3878 | } |
| 3879 | else |
| 3880 | { |
| 3881 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 3882 | } |
| 3883 | psMemWrite = NULL; |
| 3884 | break; |
| 3885 | } |
| 3886 | ++psMemWrite; |
| 3887 | } |
| 3888 | |
| 3889 | if (psMemWrite) |
| 3890 | { |
| 3891 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 3892 | } |
| 3893 | |
| 3894 | break; |
| 3895 | } |
| 3896 | case 0xff: |
| 3897 | { |
| 3898 | sdwCyclesRemaining -= 8; |
| 3899 | cpu.z80A |= 0x80; |
| 3900 | break; |
| 3901 | } |
| 3902 | } |
| 3903 | } |
| 3904 | void EDHandler(void) |
| 3905 | { |
| 3906 | switch (*pbPC++) |
| 3907 | { |
| 3908 | case 0x00: |
| 3909 | { |
| 3910 | InvalidInstruction(2); |
| 3911 | break; |
| 3912 | } |
| 3913 | case 0x01: |
| 3914 | { |
| 3915 | InvalidInstruction(2); |
| 3916 | break; |
| 3917 | } |
| 3918 | case 0x02: |
| 3919 | { |
| 3920 | InvalidInstruction(2); |
| 3921 | break; |
| 3922 | } |
| 3923 | case 0x03: |
| 3924 | { |
| 3925 | InvalidInstruction(2); |
| 3926 | break; |
| 3927 | } |
| 3928 | case 0x04: |
| 3929 | { |
| 3930 | InvalidInstruction(2); |
| 3931 | break; |
| 3932 | } |
| 3933 | case 0x05: |
| 3934 | { |
| 3935 | InvalidInstruction(2); |
| 3936 | break; |
| 3937 | } |
| 3938 | case 0x06: |
| 3939 | { |
| 3940 | InvalidInstruction(2); |
| 3941 | break; |
| 3942 | } |
| 3943 | case 0x07: |
| 3944 | { |
| 3945 | InvalidInstruction(2); |
| 3946 | break; |
| 3947 | } |
| 3948 | case 0x08: |
| 3949 | { |
| 3950 | InvalidInstruction(2); |
| 3951 | break; |
| 3952 | } |
| 3953 | case 0x09: |
| 3954 | { |
| 3955 | InvalidInstruction(2); |
| 3956 | break; |
| 3957 | } |
| 3958 | case 0x0a: |
| 3959 | { |
| 3960 | InvalidInstruction(2); |
| 3961 | break; |
| 3962 | } |
| 3963 | case 0x0b: |
| 3964 | { |
| 3965 | InvalidInstruction(2); |
| 3966 | break; |
| 3967 | } |
| 3968 | case 0x0c: |
| 3969 | { |
| 3970 | InvalidInstruction(2); |
| 3971 | break; |
| 3972 | } |
| 3973 | case 0x0d: |
| 3974 | { |
| 3975 | InvalidInstruction(2); |
| 3976 | break; |
| 3977 | } |
| 3978 | case 0x0e: |
| 3979 | { |
| 3980 | InvalidInstruction(2); |
| 3981 | break; |
| 3982 | } |
| 3983 | case 0x0f: |
| 3984 | { |
| 3985 | InvalidInstruction(2); |
| 3986 | break; |
| 3987 | } |
| 3988 | case 0x10: |
| 3989 | { |
| 3990 | InvalidInstruction(2); |
| 3991 | break; |
| 3992 | } |
| 3993 | case 0x11: |
| 3994 | { |
| 3995 | InvalidInstruction(2); |
| 3996 | break; |
| 3997 | } |
| 3998 | case 0x12: |
| 3999 | { |
| 4000 | InvalidInstruction(2); |
| 4001 | break; |
| 4002 | } |
| 4003 | case 0x13: |
| 4004 | { |
| 4005 | InvalidInstruction(2); |
| 4006 | break; |
| 4007 | } |
| 4008 | case 0x14: |
| 4009 | { |
| 4010 | InvalidInstruction(2); |
| 4011 | break; |
| 4012 | } |
| 4013 | case 0x15: |
| 4014 | { |
| 4015 | InvalidInstruction(2); |
| 4016 | break; |
| 4017 | } |
| 4018 | case 0x16: |
| 4019 | { |
| 4020 | InvalidInstruction(2); |
| 4021 | break; |
| 4022 | } |
| 4023 | case 0x17: |
| 4024 | { |
| 4025 | InvalidInstruction(2); |
| 4026 | break; |
| 4027 | } |
| 4028 | case 0x18: |
| 4029 | { |
| 4030 | InvalidInstruction(2); |
| 4031 | break; |
| 4032 | } |
| 4033 | case 0x19: |
| 4034 | { |
| 4035 | InvalidInstruction(2); |
| 4036 | break; |
| 4037 | } |
| 4038 | case 0x1a: |
| 4039 | { |
| 4040 | InvalidInstruction(2); |
| 4041 | break; |
| 4042 | } |
| 4043 | case 0x1b: |
| 4044 | { |
| 4045 | InvalidInstruction(2); |
| 4046 | break; |
| 4047 | } |
| 4048 | case 0x1c: |
| 4049 | { |
| 4050 | InvalidInstruction(2); |
| 4051 | break; |
| 4052 | } |
| 4053 | case 0x1d: |
| 4054 | { |
| 4055 | InvalidInstruction(2); |
| 4056 | break; |
| 4057 | } |
| 4058 | case 0x1e: |
| 4059 | { |
| 4060 | InvalidInstruction(2); |
| 4061 | break; |
| 4062 | } |
| 4063 | case 0x1f: |
| 4064 | { |
| 4065 | InvalidInstruction(2); |
| 4066 | break; |
| 4067 | } |
| 4068 | case 0x20: |
| 4069 | { |
| 4070 | InvalidInstruction(2); |
| 4071 | break; |
| 4072 | } |
| 4073 | case 0x21: |
| 4074 | { |
| 4075 | InvalidInstruction(2); |
| 4076 | break; |
| 4077 | } |
| 4078 | case 0x22: |
| 4079 | { |
| 4080 | InvalidInstruction(2); |
| 4081 | break; |
| 4082 | } |
| 4083 | case 0x23: |
| 4084 | { |
| 4085 | InvalidInstruction(2); |
| 4086 | break; |
| 4087 | } |
| 4088 | case 0x24: |
| 4089 | { |
| 4090 | InvalidInstruction(2); |
| 4091 | break; |
| 4092 | } |
| 4093 | case 0x25: |
| 4094 | { |
| 4095 | InvalidInstruction(2); |
| 4096 | break; |
| 4097 | } |
| 4098 | case 0x26: |
| 4099 | { |
| 4100 | InvalidInstruction(2); |
| 4101 | break; |
| 4102 | } |
| 4103 | case 0x27: |
| 4104 | { |
| 4105 | InvalidInstruction(2); |
| 4106 | break; |
| 4107 | } |
| 4108 | case 0x28: |
| 4109 | { |
| 4110 | InvalidInstruction(2); |
| 4111 | break; |
| 4112 | } |
| 4113 | case 0x29: |
| 4114 | { |
| 4115 | InvalidInstruction(2); |
| 4116 | break; |
| 4117 | } |
| 4118 | case 0x2a: |
| 4119 | { |
| 4120 | InvalidInstruction(2); |
| 4121 | break; |
| 4122 | } |
| 4123 | case 0x2b: |
| 4124 | { |
| 4125 | InvalidInstruction(2); |
| 4126 | break; |
| 4127 | } |
| 4128 | case 0x2c: |
| 4129 | { |
| 4130 | InvalidInstruction(2); |
| 4131 | break; |
| 4132 | } |
| 4133 | case 0x2d: |
| 4134 | { |
| 4135 | InvalidInstruction(2); |
| 4136 | break; |
| 4137 | } |
| 4138 | case 0x2e: |
| 4139 | { |
| 4140 | InvalidInstruction(2); |
| 4141 | break; |
| 4142 | } |
| 4143 | case 0x2f: |
| 4144 | { |
| 4145 | InvalidInstruction(2); |
| 4146 | break; |
| 4147 | } |
| 4148 | case 0x30: |
| 4149 | { |
| 4150 | InvalidInstruction(2); |
| 4151 | break; |
| 4152 | } |
| 4153 | case 0x31: |
| 4154 | { |
| 4155 | InvalidInstruction(2); |
| 4156 | break; |
| 4157 | } |
| 4158 | case 0x32: |
| 4159 | { |
| 4160 | InvalidInstruction(2); |
| 4161 | break; |
| 4162 | } |
| 4163 | case 0x33: |
| 4164 | { |
| 4165 | InvalidInstruction(2); |
| 4166 | break; |
| 4167 | } |
| 4168 | case 0x34: |
| 4169 | { |
| 4170 | InvalidInstruction(2); |
| 4171 | break; |
| 4172 | } |
| 4173 | case 0x35: |
| 4174 | { |
| 4175 | InvalidInstruction(2); |
| 4176 | break; |
| 4177 | } |
| 4178 | case 0x36: |
| 4179 | { |
| 4180 | InvalidInstruction(2); |
| 4181 | break; |
| 4182 | } |
| 4183 | case 0x37: |
| 4184 | { |
| 4185 | InvalidInstruction(2); |
| 4186 | break; |
| 4187 | } |
| 4188 | case 0x38: |
| 4189 | { |
| 4190 | InvalidInstruction(2); |
| 4191 | break; |
| 4192 | } |
| 4193 | case 0x39: |
| 4194 | { |
| 4195 | InvalidInstruction(2); |
| 4196 | break; |
| 4197 | } |
| 4198 | case 0x3a: |
| 4199 | { |
| 4200 | InvalidInstruction(2); |
| 4201 | break; |
| 4202 | } |
| 4203 | case 0x3b: |
| 4204 | { |
| 4205 | InvalidInstruction(2); |
| 4206 | break; |
| 4207 | } |
| 4208 | case 0x3c: |
| 4209 | { |
| 4210 | InvalidInstruction(2); |
| 4211 | break; |
| 4212 | } |
| 4213 | case 0x3d: |
| 4214 | { |
| 4215 | InvalidInstruction(2); |
| 4216 | break; |
| 4217 | } |
| 4218 | case 0x3e: |
| 4219 | { |
| 4220 | InvalidInstruction(2); |
| 4221 | break; |
| 4222 | } |
| 4223 | case 0x3f: |
| 4224 | { |
| 4225 | InvalidInstruction(2); |
| 4226 | break; |
| 4227 | } |
| 4228 | case 0x40: |
| 4229 | { |
| 4230 | sdwCyclesRemaining -= 12; |
| 4231 | dwAddr = cpu.z80C; |
| 4232 | psIoRead = cpu.z80IoRead; /* Beginning of our handler */ |
| 4233 | while (psIoRead->lowIoAddr != 0xffff) |
| 4234 | { |
| 4235 | if ((dwAddr >= psIoRead->lowIoAddr) && (dwAddr <= psIoRead->highIoAddr)) |
| 4236 | { |
| 4237 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4238 | cpu.z80B = psIoRead->IOCall(dwAddr, psIoRead); |
| 4239 | psIoRead = NULL; |
| 4240 | break; |
| 4241 | } |
| 4242 | ++psIoRead; |
| 4243 | } |
| 4244 | |
| 4245 | if (psIoRead) |
| 4246 | { |
| 4247 | cpu.z80B = 0xff; /* Unclaimed I/O read */ |
| 4248 | } |
| 4249 | |
| 4250 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 4251 | cpu.z80F |= bPostORFlags[cpu.z80B]; |
| 4252 | break; |
| 4253 | } |
| 4254 | case 0x41: |
| 4255 | { |
| 4256 | sdwCyclesRemaining -= 12; |
| 4257 | dwAddr = cpu.z80C; |
| 4258 | psIoWrite = cpu.z80IoWrite; /* Beginning of our handler */ |
| 4259 | while (psIoWrite->lowIoAddr != 0xffff) |
| 4260 | { |
| 4261 | if ((dwAddr >= psIoWrite->lowIoAddr) && (dwAddr <= psIoWrite->highIoAddr)) |
| 4262 | { |
| 4263 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4264 | psIoWrite->IOCall(dwAddr, cpu.z80B, psIoWrite); |
| 4265 | psIoWrite = NULL; |
| 4266 | break; |
| 4267 | } |
| 4268 | ++psIoWrite; |
| 4269 | } |
| 4270 | |
| 4271 | break; |
| 4272 | } |
| 4273 | case 0x42: |
| 4274 | { |
| 4275 | sdwCyclesRemaining -= 15; |
| 4276 | dwTemp = cpu.z80HL - cpu.z80BC - (cpu.z80F & Z80_FLAG_CARRY); |
| 4277 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 4278 | cpu.z80F |= ((dwTemp >> 8) & Z80_FLAG_SIGN); |
| 4279 | if (0 == (dwTemp & 0xffff)) |
| 4280 | { |
| 4281 | cpu.z80F |= Z80_FLAG_ZERO; |
| 4282 | } |
| 4283 | cpu.z80F |= (((cpu.z80HL ^ dwTemp ^ cpu.z80BC) >> 8) & Z80_FLAG_HALF_CARRY); |
| 4284 | cpu.z80F |= ((((cpu.z80BC ^ cpu.z80HL) & (cpu.z80BC ^ dwTemp)) >> 13) & Z80_FLAG_OVERFLOW_PARITY); |
| 4285 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY); |
| 4286 | cpu.z80HL = dwTemp & 0xffff; |
| 4287 | break; |
| 4288 | } |
| 4289 | case 0x43: |
| 4290 | { |
| 4291 | sdwCyclesRemaining -= 20; |
| 4292 | dwTemp = *pbPC++; |
| 4293 | dwTemp |= ((UINT32) *pbPC++ << 8); |
| 4294 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 4295 | while (psMemWrite->lowAddr != 0xffffffff) |
| 4296 | { |
| 4297 | if ((dwTemp >= psMemWrite->lowAddr) && (dwTemp <= psMemWrite->highAddr)) |
| 4298 | { |
| 4299 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4300 | if (psMemWrite->memoryCall) |
| 4301 | { |
| 4302 | psMemWrite->memoryCall(dwTemp, (cpu.z80BC & 0xff), psMemWrite); |
| 4303 | psMemWrite->memoryCall(dwTemp + 1, (cpu.z80BC >> 8), psMemWrite); |
| 4304 | } |
| 4305 | else |
| 4306 | { |
| 4307 | *((UINT8 *) psMemWrite->pUserArea + (dwTemp - psMemWrite->lowAddr)) = cpu.z80BC; |
| 4308 | *((UINT8 *) psMemWrite->pUserArea + (dwTemp - psMemWrite->lowAddr) + 1) = cpu.z80BC >> 8; |
| 4309 | } |
| 4310 | psMemWrite = NULL; |
| 4311 | break; |
| 4312 | } |
| 4313 | ++psMemWrite; |
| 4314 | } |
| 4315 | |
| 4316 | if (psMemWrite) |
| 4317 | { |
| 4318 | cpu.z80Base[dwTemp] = (UINT8) cpu.z80BC; |
| 4319 | cpu.z80Base[dwTemp + 1] = (UINT8) ((UINT32) cpu.z80BC >> 8); |
| 4320 | } |
| 4321 | |
| 4322 | break; |
| 4323 | } |
| 4324 | case 0x44: |
| 4325 | { |
| 4326 | sdwCyclesRemaining -= 8; |
| 4327 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 4328 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 4329 | pbSubSbcTable[((UINT32) 0 << 8) | cpu.z80A]; |
| 4330 | cpu.z80A = 0 - cpu.z80A; |
| 4331 | break; |
| 4332 | } |
| 4333 | case 0x45: |
| 4334 | { |
| 4335 | sdwCyclesRemaining -= 14; |
| 4336 | pbSP = cpu.z80Base + cpu.z80sp; /* Normalize our stack PTR */ |
| 4337 | dwAddr = *pbSP++; /* Pop LSB */ |
| 4338 | dwAddr |= ((UINT32) *pbSP << 8); /* Pop MSB */ |
| 4339 | cpu.z80sp += 2; /* Pop the word off */ |
| 4340 | pbPC = (cpu.z80Base + dwAddr); /* Point PC to our return address */ |
| 4341 | cpu.z80iff &= ~(IFF1); /* Keep IFF2 around */ |
| 4342 | cpu.z80iff |= ((cpu.z80iff >> 1) & IFF1); /* IFF2->IFF1 */ |
| 4343 | break; |
| 4344 | } |
| 4345 | case 0x46: |
| 4346 | { |
| 4347 | sdwCyclesRemaining -= 8; |
| 4348 | cpu.z80interruptMode = 0; |
| 4349 | break; |
| 4350 | } |
| 4351 | case 0x47: |
| 4352 | { |
| 4353 | sdwCyclesRemaining -= 9; |
| 4354 | cpu.z80i = cpu.z80A; |
| 4355 | break; |
| 4356 | } |
| 4357 | case 0x48: |
| 4358 | { |
| 4359 | sdwCyclesRemaining -= 12; |
| 4360 | dwAddr = cpu.z80C; |
| 4361 | psIoRead = cpu.z80IoRead; /* Beginning of our handler */ |
| 4362 | while (psIoRead->lowIoAddr != 0xffff) |
| 4363 | { |
| 4364 | if ((dwAddr >= psIoRead->lowIoAddr) && (dwAddr <= psIoRead->highIoAddr)) |
| 4365 | { |
| 4366 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4367 | cpu.z80C = psIoRead->IOCall(dwAddr, psIoRead); |
| 4368 | psIoRead = NULL; |
| 4369 | break; |
| 4370 | } |
| 4371 | ++psIoRead; |
| 4372 | } |
| 4373 | |
| 4374 | if (psIoRead) |
| 4375 | { |
| 4376 | cpu.z80C = 0xff; /* Unclaimed I/O read */ |
| 4377 | } |
| 4378 | |
| 4379 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 4380 | cpu.z80F |= bPostORFlags[cpu.z80C]; |
| 4381 | break; |
| 4382 | } |
| 4383 | case 0x49: |
| 4384 | { |
| 4385 | sdwCyclesRemaining -= 12; |
| 4386 | dwAddr = cpu.z80C; |
| 4387 | psIoWrite = cpu.z80IoWrite; /* Beginning of our handler */ |
| 4388 | while (psIoWrite->lowIoAddr != 0xffff) |
| 4389 | { |
| 4390 | if ((dwAddr >= psIoWrite->lowIoAddr) && (dwAddr <= psIoWrite->highIoAddr)) |
| 4391 | { |
| 4392 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4393 | psIoWrite->IOCall(dwAddr, cpu.z80C, psIoWrite); |
| 4394 | psIoWrite = NULL; |
| 4395 | break; |
| 4396 | } |
| 4397 | ++psIoWrite; |
| 4398 | } |
| 4399 | |
| 4400 | break; |
| 4401 | } |
| 4402 | case 0x4a: |
| 4403 | { |
| 4404 | sdwCyclesRemaining -= 15; |
| 4405 | dwTemp = cpu.z80HL + cpu.z80BC + (cpu.z80F & Z80_FLAG_CARRY); |
| 4406 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 4407 | cpu.z80F |= ((dwTemp >> 8) & Z80_FLAG_SIGN); |
| 4408 | if (0 == (dwTemp & 0xffff)) |
| 4409 | { |
| 4410 | cpu.z80F |= Z80_FLAG_ZERO; |
| 4411 | } |
| 4412 | cpu.z80F |= (((cpu.z80HL ^ dwTemp ^ cpu.z80BC) >> 8) & Z80_FLAG_HALF_CARRY); |
| 4413 | cpu.z80F |= ((((cpu.z80BC ^ cpu.z80HL ^ 0x8000) & (cpu.z80BC ^ dwTemp)) >> 13) & Z80_FLAG_OVERFLOW_PARITY); |
| 4414 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY); |
| 4415 | cpu.z80HL = dwTemp & 0xffff; |
| 4416 | break; |
| 4417 | } |
| 4418 | case 0x4b: |
| 4419 | { |
| 4420 | sdwCyclesRemaining -= 20; |
| 4421 | dwTemp = *pbPC++; |
| 4422 | dwTemp |= ((UINT32) *pbPC++ << 8); |
| 4423 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 4424 | while (psMemRead->lowAddr != 0xffffffff) |
| 4425 | { |
| 4426 | if ((dwTemp >= psMemRead->lowAddr) && (dwTemp <= psMemRead->highAddr)) |
| 4427 | { |
| 4428 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4429 | if (psMemRead->memoryCall) |
| 4430 | { |
| 4431 | cpu.z80BC = psMemRead->memoryCall(dwTemp, psMemRead); |
| 4432 | cpu.z80BC |= (UINT32) ((UINT32) psMemRead->memoryCall(dwTemp + 1, psMemRead) << 8); |
| 4433 | } |
| 4434 | else |
| 4435 | { |
| 4436 | cpu.z80BC = *((UINT8 *) psMemRead->pUserArea + (dwTemp - psMemRead->lowAddr)); |
| 4437 | cpu.z80BC |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (dwTemp - psMemRead->lowAddr + 1)) << 8); |
| 4438 | } |
| 4439 | psMemRead = NULL; |
| 4440 | break; |
| 4441 | } |
| 4442 | ++psMemRead; |
| 4443 | } |
| 4444 | |
| 4445 | if (psMemRead) |
| 4446 | { |
| 4447 | cpu.z80BC = cpu.z80Base[dwTemp]; |
| 4448 | cpu.z80BC |= (UINT32) ((UINT32) cpu.z80Base[dwTemp + 1] << 8); |
| 4449 | } |
| 4450 | |
| 4451 | break; |
| 4452 | } |
| 4453 | case 0x4c: |
| 4454 | { |
| 4455 | sdwCyclesRemaining -= 8; |
| 4456 | InvalidInstruction(2); |
| 4457 | break; |
| 4458 | } |
| 4459 | case 0x4d: |
| 4460 | { |
| 4461 | sdwCyclesRemaining -= 14; |
| 4462 | pbSP = cpu.z80Base + cpu.z80sp; /* Normalize our stack PTR */ |
| 4463 | dwAddr = *pbSP++; /* Pop LSB */ |
| 4464 | dwAddr |= ((UINT32) *pbSP << 8); /* Pop MSB */ |
| 4465 | cpu.z80sp += 2; /* Pop the word off */ |
| 4466 | pbPC = (cpu.z80Base + dwAddr); /* Point PC to our return address */ |
| 4467 | break; |
| 4468 | } |
| 4469 | case 0x4e: |
| 4470 | { |
| 4471 | sdwCyclesRemaining -= 8; |
| 4472 | InvalidInstruction(2); |
| 4473 | break; |
| 4474 | } |
| 4475 | case 0x4f: |
| 4476 | { |
| 4477 | sdwCyclesRemaining -= 9; |
| 4478 | cpu.z80r = cpu.z80A; |
| 4479 | break; |
| 4480 | } |
| 4481 | case 0x50: |
| 4482 | { |
| 4483 | sdwCyclesRemaining -= 12; |
| 4484 | dwAddr = cpu.z80C; |
| 4485 | psIoRead = cpu.z80IoRead; /* Beginning of our handler */ |
| 4486 | while (psIoRead->lowIoAddr != 0xffff) |
| 4487 | { |
| 4488 | if ((dwAddr >= psIoRead->lowIoAddr) && (dwAddr <= psIoRead->highIoAddr)) |
| 4489 | { |
| 4490 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4491 | cpu.z80D = psIoRead->IOCall(dwAddr, psIoRead); |
| 4492 | psIoRead = NULL; |
| 4493 | break; |
| 4494 | } |
| 4495 | ++psIoRead; |
| 4496 | } |
| 4497 | |
| 4498 | if (psIoRead) |
| 4499 | { |
| 4500 | cpu.z80D = 0xff; /* Unclaimed I/O read */ |
| 4501 | } |
| 4502 | |
| 4503 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 4504 | cpu.z80F |= bPostORFlags[cpu.z80D]; |
| 4505 | break; |
| 4506 | } |
| 4507 | case 0x51: |
| 4508 | { |
| 4509 | sdwCyclesRemaining -= 12; |
| 4510 | dwAddr = cpu.z80C; |
| 4511 | psIoWrite = cpu.z80IoWrite; /* Beginning of our handler */ |
| 4512 | while (psIoWrite->lowIoAddr != 0xffff) |
| 4513 | { |
| 4514 | if ((dwAddr >= psIoWrite->lowIoAddr) && (dwAddr <= psIoWrite->highIoAddr)) |
| 4515 | { |
| 4516 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4517 | psIoWrite->IOCall(dwAddr, cpu.z80D, psIoWrite); |
| 4518 | psIoWrite = NULL; |
| 4519 | break; |
| 4520 | } |
| 4521 | ++psIoWrite; |
| 4522 | } |
| 4523 | |
| 4524 | break; |
| 4525 | } |
| 4526 | case 0x52: |
| 4527 | { |
| 4528 | sdwCyclesRemaining -= 15; |
| 4529 | dwTemp = cpu.z80HL - cpu.z80DE - (cpu.z80F & Z80_FLAG_CARRY); |
| 4530 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 4531 | cpu.z80F |= ((dwTemp >> 8) & Z80_FLAG_SIGN); |
| 4532 | if (0 == (dwTemp & 0xffff)) |
| 4533 | { |
| 4534 | cpu.z80F |= Z80_FLAG_ZERO; |
| 4535 | } |
| 4536 | cpu.z80F |= (((cpu.z80HL ^ dwTemp ^ cpu.z80DE) >> 8) & Z80_FLAG_HALF_CARRY); |
| 4537 | cpu.z80F |= ((((cpu.z80DE ^ cpu.z80HL) & (cpu.z80DE ^ dwTemp)) >> 13) & Z80_FLAG_OVERFLOW_PARITY); |
| 4538 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY); |
| 4539 | cpu.z80HL = dwTemp & 0xffff; |
| 4540 | break; |
| 4541 | } |
| 4542 | case 0x53: |
| 4543 | { |
| 4544 | sdwCyclesRemaining -= 20; |
| 4545 | dwTemp = *pbPC++; |
| 4546 | dwTemp |= ((UINT32) *pbPC++ << 8); |
| 4547 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 4548 | while (psMemWrite->lowAddr != 0xffffffff) |
| 4549 | { |
| 4550 | if ((dwTemp >= psMemWrite->lowAddr) && (dwTemp <= psMemWrite->highAddr)) |
| 4551 | { |
| 4552 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4553 | if (psMemWrite->memoryCall) |
| 4554 | { |
| 4555 | psMemWrite->memoryCall(dwTemp, (cpu.z80DE & 0xff), psMemWrite); |
| 4556 | psMemWrite->memoryCall(dwTemp + 1, (cpu.z80DE >> 8), psMemWrite); |
| 4557 | } |
| 4558 | else |
| 4559 | { |
| 4560 | *((UINT8 *) psMemWrite->pUserArea + (dwTemp - psMemWrite->lowAddr)) = cpu.z80DE; |
| 4561 | *((UINT8 *) psMemWrite->pUserArea + (dwTemp - psMemWrite->lowAddr) + 1) = cpu.z80DE >> 8; |
| 4562 | } |
| 4563 | psMemWrite = NULL; |
| 4564 | break; |
| 4565 | } |
| 4566 | ++psMemWrite; |
| 4567 | } |
| 4568 | |
| 4569 | if (psMemWrite) |
| 4570 | { |
| 4571 | cpu.z80Base[dwTemp] = (UINT8) cpu.z80DE; |
| 4572 | cpu.z80Base[dwTemp + 1] = (UINT8) ((UINT32) cpu.z80DE >> 8); |
| 4573 | } |
| 4574 | |
| 4575 | break; |
| 4576 | } |
| 4577 | case 0x54: |
| 4578 | { |
| 4579 | sdwCyclesRemaining -= 8; |
| 4580 | InvalidInstruction(2); |
| 4581 | break; |
| 4582 | } |
| 4583 | case 0x55: |
| 4584 | { |
| 4585 | sdwCyclesRemaining -= 8; |
| 4586 | InvalidInstruction(2); |
| 4587 | break; |
| 4588 | } |
| 4589 | case 0x56: |
| 4590 | { |
| 4591 | sdwCyclesRemaining -= 8; |
| 4592 | cpu.z80interruptMode = 1; |
| 4593 | cpu.z80intAddr = 0x38; |
| 4594 | break; |
| 4595 | } |
| 4596 | case 0x57: |
| 4597 | { |
| 4598 | sdwCyclesRemaining -= 9; |
| 4599 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 4600 | cpu.z80F |= ((cpu.z80iff & IFF2) << 1); |
| 4601 | cpu.z80A = cpu.z80i; |
| 4602 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 4603 | break; |
| 4604 | } |
| 4605 | case 0x58: |
| 4606 | { |
| 4607 | sdwCyclesRemaining -= 12; |
| 4608 | dwAddr = cpu.z80C; |
| 4609 | psIoRead = cpu.z80IoRead; /* Beginning of our handler */ |
| 4610 | while (psIoRead->lowIoAddr != 0xffff) |
| 4611 | { |
| 4612 | if ((dwAddr >= psIoRead->lowIoAddr) && (dwAddr <= psIoRead->highIoAddr)) |
| 4613 | { |
| 4614 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4615 | cpu.z80E = psIoRead->IOCall(dwAddr, psIoRead); |
| 4616 | psIoRead = NULL; |
| 4617 | break; |
| 4618 | } |
| 4619 | ++psIoRead; |
| 4620 | } |
| 4621 | |
| 4622 | if (psIoRead) |
| 4623 | { |
| 4624 | cpu.z80E = 0xff; /* Unclaimed I/O read */ |
| 4625 | } |
| 4626 | |
| 4627 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 4628 | cpu.z80F |= bPostORFlags[cpu.z80E]; |
| 4629 | break; |
| 4630 | } |
| 4631 | case 0x59: |
| 4632 | { |
| 4633 | sdwCyclesRemaining -= 12; |
| 4634 | dwAddr = cpu.z80C; |
| 4635 | psIoWrite = cpu.z80IoWrite; /* Beginning of our handler */ |
| 4636 | while (psIoWrite->lowIoAddr != 0xffff) |
| 4637 | { |
| 4638 | if ((dwAddr >= psIoWrite->lowIoAddr) && (dwAddr <= psIoWrite->highIoAddr)) |
| 4639 | { |
| 4640 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4641 | psIoWrite->IOCall(dwAddr, cpu.z80E, psIoWrite); |
| 4642 | psIoWrite = NULL; |
| 4643 | break; |
| 4644 | } |
| 4645 | ++psIoWrite; |
| 4646 | } |
| 4647 | |
| 4648 | break; |
| 4649 | } |
| 4650 | case 0x5a: |
| 4651 | { |
| 4652 | sdwCyclesRemaining -= 15; |
| 4653 | dwTemp = cpu.z80HL + cpu.z80DE + (cpu.z80F & Z80_FLAG_CARRY); |
| 4654 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 4655 | cpu.z80F |= ((dwTemp >> 8) & Z80_FLAG_SIGN); |
| 4656 | if (0 == (dwTemp & 0xffff)) |
| 4657 | { |
| 4658 | cpu.z80F |= Z80_FLAG_ZERO; |
| 4659 | } |
| 4660 | cpu.z80F |= (((cpu.z80HL ^ dwTemp ^ cpu.z80DE) >> 8) & Z80_FLAG_HALF_CARRY); |
| 4661 | cpu.z80F |= ((((cpu.z80DE ^ cpu.z80HL ^ 0x8000) & (cpu.z80DE ^ dwTemp)) >> 13) & Z80_FLAG_OVERFLOW_PARITY); |
| 4662 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY); |
| 4663 | cpu.z80HL = dwTemp & 0xffff; |
| 4664 | break; |
| 4665 | } |
| 4666 | case 0x5b: |
| 4667 | { |
| 4668 | sdwCyclesRemaining -= 20; |
| 4669 | dwTemp = *pbPC++; |
| 4670 | dwTemp |= ((UINT32) *pbPC++ << 8); |
| 4671 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 4672 | while (psMemRead->lowAddr != 0xffffffff) |
| 4673 | { |
| 4674 | if ((dwTemp >= psMemRead->lowAddr) && (dwTemp <= psMemRead->highAddr)) |
| 4675 | { |
| 4676 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4677 | if (psMemRead->memoryCall) |
| 4678 | { |
| 4679 | cpu.z80DE = psMemRead->memoryCall(dwTemp, psMemRead); |
| 4680 | cpu.z80DE |= (UINT32) ((UINT32) psMemRead->memoryCall(dwTemp + 1, psMemRead) << 8); |
| 4681 | } |
| 4682 | else |
| 4683 | { |
| 4684 | cpu.z80DE = *((UINT8 *) psMemRead->pUserArea + (dwTemp - psMemRead->lowAddr)); |
| 4685 | cpu.z80DE |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (dwTemp - psMemRead->lowAddr + 1)) << 8); |
| 4686 | } |
| 4687 | psMemRead = NULL; |
| 4688 | break; |
| 4689 | } |
| 4690 | ++psMemRead; |
| 4691 | } |
| 4692 | |
| 4693 | if (psMemRead) |
| 4694 | { |
| 4695 | cpu.z80DE = cpu.z80Base[dwTemp]; |
| 4696 | cpu.z80DE |= (UINT32) ((UINT32) cpu.z80Base[dwTemp + 1] << 8); |
| 4697 | } |
| 4698 | |
| 4699 | break; |
| 4700 | } |
| 4701 | case 0x5c: |
| 4702 | { |
| 4703 | sdwCyclesRemaining -= 8; |
| 4704 | InvalidInstruction(2); |
| 4705 | break; |
| 4706 | } |
| 4707 | case 0x5d: |
| 4708 | { |
| 4709 | sdwCyclesRemaining -= 8; |
| 4710 | InvalidInstruction(2); |
| 4711 | break; |
| 4712 | } |
| 4713 | case 0x5e: |
| 4714 | { |
| 4715 | sdwCyclesRemaining -= 8; |
| 4716 | cpu.z80interruptMode = 2; |
| 4717 | break; |
| 4718 | } |
| 4719 | case 0x5f: |
| 4720 | { |
| 4721 | sdwCyclesRemaining -= 9; |
| 4722 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 4723 | cpu.z80F |= bPostORFlags[cpu.z80r]; |
| 4724 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_OVERFLOW_PARITY)) | ((cpu.z80iff & IFF2) << 1); |
| 4725 | cpu.z80A = cpu.z80r; |
| 4726 | bTemp = (cpu.z80r + (cpu.z80B + sdwCyclesRemaining + 1 + cpu.z80H)) ^ cpu.z80A; |
| 4727 | cpu.z80r = (cpu.z80r & 0x80) | (bTemp & 0x7f); |
| 4728 | break; |
| 4729 | } |
| 4730 | case 0x60: |
| 4731 | { |
| 4732 | sdwCyclesRemaining -= 12; |
| 4733 | dwAddr = cpu.z80C; |
| 4734 | psIoRead = cpu.z80IoRead; /* Beginning of our handler */ |
| 4735 | while (psIoRead->lowIoAddr != 0xffff) |
| 4736 | { |
| 4737 | if ((dwAddr >= psIoRead->lowIoAddr) && (dwAddr <= psIoRead->highIoAddr)) |
| 4738 | { |
| 4739 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4740 | cpu.z80H = psIoRead->IOCall(dwAddr, psIoRead); |
| 4741 | psIoRead = NULL; |
| 4742 | break; |
| 4743 | } |
| 4744 | ++psIoRead; |
| 4745 | } |
| 4746 | |
| 4747 | if (psIoRead) |
| 4748 | { |
| 4749 | cpu.z80H = 0xff; /* Unclaimed I/O read */ |
| 4750 | } |
| 4751 | |
| 4752 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 4753 | cpu.z80F |= bPostORFlags[cpu.z80H]; |
| 4754 | break; |
| 4755 | } |
| 4756 | case 0x61: |
| 4757 | { |
| 4758 | sdwCyclesRemaining -= 12; |
| 4759 | dwAddr = cpu.z80C; |
| 4760 | psIoWrite = cpu.z80IoWrite; /* Beginning of our handler */ |
| 4761 | while (psIoWrite->lowIoAddr != 0xffff) |
| 4762 | { |
| 4763 | if ((dwAddr >= psIoWrite->lowIoAddr) && (dwAddr <= psIoWrite->highIoAddr)) |
| 4764 | { |
| 4765 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4766 | psIoWrite->IOCall(dwAddr, cpu.z80H, psIoWrite); |
| 4767 | psIoWrite = NULL; |
| 4768 | break; |
| 4769 | } |
| 4770 | ++psIoWrite; |
| 4771 | } |
| 4772 | |
| 4773 | break; |
| 4774 | } |
| 4775 | case 0x62: |
| 4776 | { |
| 4777 | sdwCyclesRemaining -= 15; |
| 4778 | dwTemp = cpu.z80HL - cpu.z80HL - (cpu.z80F & Z80_FLAG_CARRY); |
| 4779 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 4780 | cpu.z80F |= ((dwTemp >> 8) & Z80_FLAG_SIGN); |
| 4781 | if (0 == (dwTemp & 0xffff)) |
| 4782 | { |
| 4783 | cpu.z80F |= Z80_FLAG_ZERO; |
| 4784 | } |
| 4785 | cpu.z80F |= (((cpu.z80HL ^ dwTemp ^ cpu.z80HL) >> 8) & Z80_FLAG_HALF_CARRY); |
| 4786 | cpu.z80F |= ((((cpu.z80HL ^ cpu.z80HL) & (cpu.z80HL ^ dwTemp)) >> 13) & Z80_FLAG_OVERFLOW_PARITY); |
| 4787 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY); |
| 4788 | cpu.z80HL = dwTemp & 0xffff; |
| 4789 | break; |
| 4790 | } |
| 4791 | case 0x63: |
| 4792 | { |
| 4793 | sdwCyclesRemaining -= 20; |
| 4794 | dwTemp = *pbPC++; |
| 4795 | dwTemp |= ((UINT32) *pbPC++ << 8); |
| 4796 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 4797 | while (psMemWrite->lowAddr != 0xffffffff) |
| 4798 | { |
| 4799 | if ((dwTemp >= psMemWrite->lowAddr) && (dwTemp <= psMemWrite->highAddr)) |
| 4800 | { |
| 4801 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4802 | if (psMemWrite->memoryCall) |
| 4803 | { |
| 4804 | psMemWrite->memoryCall(dwTemp, (cpu.z80HL & 0xff), psMemWrite); |
| 4805 | psMemWrite->memoryCall(dwTemp + 1, (cpu.z80HL >> 8), psMemWrite); |
| 4806 | } |
| 4807 | else |
| 4808 | { |
| 4809 | *((UINT8 *) psMemWrite->pUserArea + (dwTemp - psMemWrite->lowAddr)) = cpu.z80HL; |
| 4810 | *((UINT8 *) psMemWrite->pUserArea + (dwTemp - psMemWrite->lowAddr) + 1) = cpu.z80HL >> 8; |
| 4811 | } |
| 4812 | psMemWrite = NULL; |
| 4813 | break; |
| 4814 | } |
| 4815 | ++psMemWrite; |
| 4816 | } |
| 4817 | |
| 4818 | if (psMemWrite) |
| 4819 | { |
| 4820 | cpu.z80Base[dwTemp] = (UINT8) cpu.z80HL; |
| 4821 | cpu.z80Base[dwTemp + 1] = (UINT8) ((UINT32) cpu.z80HL >> 8); |
| 4822 | } |
| 4823 | |
| 4824 | break; |
| 4825 | } |
| 4826 | case 0x64: |
| 4827 | { |
| 4828 | sdwCyclesRemaining -= 8; |
| 4829 | InvalidInstruction(2); |
| 4830 | break; |
| 4831 | } |
| 4832 | case 0x65: |
| 4833 | { |
| 4834 | sdwCyclesRemaining -= 8; |
| 4835 | InvalidInstruction(2); |
| 4836 | break; |
| 4837 | } |
| 4838 | case 0x66: |
| 4839 | { |
| 4840 | sdwCyclesRemaining -= 8; |
| 4841 | InvalidInstruction(2); |
| 4842 | break; |
| 4843 | } |
| 4844 | case 0x67: |
| 4845 | { |
| 4846 | sdwCyclesRemaining -= 18; |
| 4847 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 4848 | while (psMemRead->lowAddr != 0xffffffff) |
| 4849 | { |
| 4850 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 4851 | { |
| 4852 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4853 | if (psMemRead->memoryCall) |
| 4854 | { |
| 4855 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 4856 | } |
| 4857 | else |
| 4858 | { |
| 4859 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 4860 | } |
| 4861 | psMemRead = NULL; |
| 4862 | break; |
| 4863 | } |
| 4864 | ++psMemRead; |
| 4865 | } |
| 4866 | |
| 4867 | if (psMemRead) |
| 4868 | { |
| 4869 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 4870 | } |
| 4871 | |
| 4872 | bTemp2 = (cpu.z80A & 0x0f) << 4; |
| 4873 | cpu.z80A = (cpu.z80A & 0xf0) | (bTemp & 0x0f); |
| 4874 | bTemp = (bTemp >> 4) | bTemp2; |
| 4875 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 4876 | while (psMemWrite->lowAddr != 0xffffffff) |
| 4877 | { |
| 4878 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 4879 | { |
| 4880 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4881 | if (psMemWrite->memoryCall) |
| 4882 | { |
| 4883 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 4884 | } |
| 4885 | else |
| 4886 | { |
| 4887 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 4888 | } |
| 4889 | psMemWrite = NULL; |
| 4890 | break; |
| 4891 | } |
| 4892 | ++psMemWrite; |
| 4893 | } |
| 4894 | |
| 4895 | if (psMemWrite) |
| 4896 | { |
| 4897 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 4898 | } |
| 4899 | |
| 4900 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 4901 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 4902 | break; |
| 4903 | } |
| 4904 | case 0x68: |
| 4905 | { |
| 4906 | sdwCyclesRemaining -= 12; |
| 4907 | dwAddr = cpu.z80C; |
| 4908 | psIoRead = cpu.z80IoRead; /* Beginning of our handler */ |
| 4909 | while (psIoRead->lowIoAddr != 0xffff) |
| 4910 | { |
| 4911 | if ((dwAddr >= psIoRead->lowIoAddr) && (dwAddr <= psIoRead->highIoAddr)) |
| 4912 | { |
| 4913 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4914 | cpu.z80L = psIoRead->IOCall(dwAddr, psIoRead); |
| 4915 | psIoRead = NULL; |
| 4916 | break; |
| 4917 | } |
| 4918 | ++psIoRead; |
| 4919 | } |
| 4920 | |
| 4921 | if (psIoRead) |
| 4922 | { |
| 4923 | cpu.z80L = 0xff; /* Unclaimed I/O read */ |
| 4924 | } |
| 4925 | |
| 4926 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 4927 | cpu.z80F |= bPostORFlags[cpu.z80L]; |
| 4928 | break; |
| 4929 | } |
| 4930 | case 0x69: |
| 4931 | { |
| 4932 | sdwCyclesRemaining -= 12; |
| 4933 | dwAddr = cpu.z80C; |
| 4934 | psIoWrite = cpu.z80IoWrite; /* Beginning of our handler */ |
| 4935 | while (psIoWrite->lowIoAddr != 0xffff) |
| 4936 | { |
| 4937 | if ((dwAddr >= psIoWrite->lowIoAddr) && (dwAddr <= psIoWrite->highIoAddr)) |
| 4938 | { |
| 4939 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4940 | psIoWrite->IOCall(dwAddr, cpu.z80L, psIoWrite); |
| 4941 | psIoWrite = NULL; |
| 4942 | break; |
| 4943 | } |
| 4944 | ++psIoWrite; |
| 4945 | } |
| 4946 | |
| 4947 | break; |
| 4948 | } |
| 4949 | case 0x6a: |
| 4950 | { |
| 4951 | sdwCyclesRemaining -= 15; |
| 4952 | dwTemp = cpu.z80HL + cpu.z80HL + (cpu.z80F & Z80_FLAG_CARRY); |
| 4953 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 4954 | cpu.z80F |= ((dwTemp >> 8) & Z80_FLAG_SIGN); |
| 4955 | if (0 == (dwTemp & 0xffff)) |
| 4956 | { |
| 4957 | cpu.z80F |= Z80_FLAG_ZERO; |
| 4958 | } |
| 4959 | cpu.z80F |= (((cpu.z80HL ^ dwTemp ^ cpu.z80HL) >> 8) & Z80_FLAG_HALF_CARRY); |
| 4960 | cpu.z80F |= ((((cpu.z80HL ^ cpu.z80HL ^ 0x8000) & (cpu.z80HL ^ dwTemp)) >> 13) & Z80_FLAG_OVERFLOW_PARITY); |
| 4961 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY); |
| 4962 | cpu.z80HL = dwTemp & 0xffff; |
| 4963 | break; |
| 4964 | } |
| 4965 | case 0x6b: |
| 4966 | { |
| 4967 | sdwCyclesRemaining -= 20; |
| 4968 | InvalidInstruction(2); |
| 4969 | break; |
| 4970 | } |
| 4971 | case 0x6c: |
| 4972 | { |
| 4973 | sdwCyclesRemaining -= 8; |
| 4974 | InvalidInstruction(2); |
| 4975 | break; |
| 4976 | } |
| 4977 | case 0x6d: |
| 4978 | { |
| 4979 | sdwCyclesRemaining -= 8; |
| 4980 | InvalidInstruction(2); |
| 4981 | break; |
| 4982 | } |
| 4983 | case 0x6e: |
| 4984 | { |
| 4985 | sdwCyclesRemaining -= 8; |
| 4986 | InvalidInstruction(2); |
| 4987 | break; |
| 4988 | } |
| 4989 | case 0x6f: |
| 4990 | { |
| 4991 | sdwCyclesRemaining -= 18; |
| 4992 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 4993 | while (psMemRead->lowAddr != 0xffffffff) |
| 4994 | { |
| 4995 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 4996 | { |
| 4997 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 4998 | if (psMemRead->memoryCall) |
| 4999 | { |
| 5000 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 5001 | } |
| 5002 | else |
| 5003 | { |
| 5004 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 5005 | } |
| 5006 | psMemRead = NULL; |
| 5007 | break; |
| 5008 | } |
| 5009 | ++psMemRead; |
| 5010 | } |
| 5011 | |
| 5012 | if (psMemRead) |
| 5013 | { |
| 5014 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 5015 | } |
| 5016 | |
| 5017 | bTemp2 = (cpu.z80A & 0x0f); |
| 5018 | cpu.z80A = (cpu.z80A & 0xf0) | (bTemp >> 4); |
| 5019 | bTemp = (bTemp << 4) | bTemp2; |
| 5020 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 5021 | while (psMemWrite->lowAddr != 0xffffffff) |
| 5022 | { |
| 5023 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 5024 | { |
| 5025 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5026 | if (psMemWrite->memoryCall) |
| 5027 | { |
| 5028 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 5029 | } |
| 5030 | else |
| 5031 | { |
| 5032 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 5033 | } |
| 5034 | psMemWrite = NULL; |
| 5035 | break; |
| 5036 | } |
| 5037 | ++psMemWrite; |
| 5038 | } |
| 5039 | |
| 5040 | if (psMemWrite) |
| 5041 | { |
| 5042 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 5043 | } |
| 5044 | |
| 5045 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 5046 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 5047 | break; |
| 5048 | } |
| 5049 | case 0x70: |
| 5050 | { |
| 5051 | sdwCyclesRemaining -= 12; |
| 5052 | InvalidInstruction(2); |
| 5053 | break; |
| 5054 | } |
| 5055 | case 0x71: |
| 5056 | { |
| 5057 | sdwCyclesRemaining -= 12; |
| 5058 | InvalidInstruction(2); |
| 5059 | break; |
| 5060 | } |
| 5061 | case 0x72: |
| 5062 | { |
| 5063 | sdwCyclesRemaining -= 15; |
| 5064 | dwTemp = cpu.z80HL - cpu.z80sp - (cpu.z80F & Z80_FLAG_CARRY); |
| 5065 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 5066 | cpu.z80F |= ((dwTemp >> 8) & Z80_FLAG_SIGN); |
| 5067 | if (0 == (dwTemp & 0xffff)) |
| 5068 | { |
| 5069 | cpu.z80F |= Z80_FLAG_ZERO; |
| 5070 | } |
| 5071 | cpu.z80F |= (((cpu.z80HL ^ dwTemp ^ cpu.z80sp) >> 8) & Z80_FLAG_HALF_CARRY); |
| 5072 | cpu.z80F |= ((((cpu.z80sp ^ cpu.z80HL) & (cpu.z80sp ^ dwTemp)) >> 13) & Z80_FLAG_OVERFLOW_PARITY); |
| 5073 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY); |
| 5074 | cpu.z80HL = dwTemp & 0xffff; |
| 5075 | break; |
| 5076 | } |
| 5077 | case 0x73: |
| 5078 | { |
| 5079 | sdwCyclesRemaining -= 20; |
| 5080 | dwTemp = *pbPC++; |
| 5081 | dwTemp |= ((UINT32) *pbPC++ << 8); |
| 5082 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 5083 | while (psMemWrite->lowAddr != 0xffffffff) |
| 5084 | { |
| 5085 | if ((dwTemp >= psMemWrite->lowAddr) && (dwTemp <= psMemWrite->highAddr)) |
| 5086 | { |
| 5087 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5088 | if (psMemWrite->memoryCall) |
| 5089 | { |
| 5090 | psMemWrite->memoryCall(dwTemp, (cpu.z80sp & 0xff), psMemWrite); |
| 5091 | psMemWrite->memoryCall(dwTemp + 1, (cpu.z80sp >> 8), psMemWrite); |
| 5092 | } |
| 5093 | else |
| 5094 | { |
| 5095 | *((UINT8 *) psMemWrite->pUserArea + (dwTemp - psMemWrite->lowAddr)) = cpu.z80sp; |
| 5096 | *((UINT8 *) psMemWrite->pUserArea + (dwTemp - psMemWrite->lowAddr) + 1) = cpu.z80sp >> 8; |
| 5097 | } |
| 5098 | psMemWrite = NULL; |
| 5099 | break; |
| 5100 | } |
| 5101 | ++psMemWrite; |
| 5102 | } |
| 5103 | |
| 5104 | if (psMemWrite) |
| 5105 | { |
| 5106 | cpu.z80Base[dwTemp] = (UINT8) cpu.z80sp; |
| 5107 | cpu.z80Base[dwTemp + 1] = (UINT8) ((UINT32) cpu.z80sp >> 8); |
| 5108 | } |
| 5109 | |
| 5110 | break; |
| 5111 | } |
| 5112 | case 0x74: |
| 5113 | { |
| 5114 | sdwCyclesRemaining -= 8; |
| 5115 | InvalidInstruction(2); |
| 5116 | break; |
| 5117 | } |
| 5118 | case 0x75: |
| 5119 | { |
| 5120 | sdwCyclesRemaining -= 8; |
| 5121 | InvalidInstruction(2); |
| 5122 | break; |
| 5123 | } |
| 5124 | case 0x76: |
| 5125 | { |
| 5126 | sdwCyclesRemaining -= 8; |
| 5127 | InvalidInstruction(2); |
| 5128 | break; |
| 5129 | } |
| 5130 | case 0x77: |
| 5131 | { |
| 5132 | InvalidInstruction(2); |
| 5133 | break; |
| 5134 | } |
| 5135 | case 0x78: |
| 5136 | { |
| 5137 | sdwCyclesRemaining -= 12; |
| 5138 | dwAddr = cpu.z80C; |
| 5139 | psIoRead = cpu.z80IoRead; /* Beginning of our handler */ |
| 5140 | while (psIoRead->lowIoAddr != 0xffff) |
| 5141 | { |
| 5142 | if ((dwAddr >= psIoRead->lowIoAddr) && (dwAddr <= psIoRead->highIoAddr)) |
| 5143 | { |
| 5144 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5145 | cpu.z80A = psIoRead->IOCall(dwAddr, psIoRead); |
| 5146 | psIoRead = NULL; |
| 5147 | break; |
| 5148 | } |
| 5149 | ++psIoRead; |
| 5150 | } |
| 5151 | |
| 5152 | if (psIoRead) |
| 5153 | { |
| 5154 | cpu.z80A = 0xff; /* Unclaimed I/O read */ |
| 5155 | } |
| 5156 | |
| 5157 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 5158 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 5159 | break; |
| 5160 | } |
| 5161 | case 0x79: |
| 5162 | { |
| 5163 | sdwCyclesRemaining -= 12; |
| 5164 | dwAddr = cpu.z80C; |
| 5165 | psIoWrite = cpu.z80IoWrite; /* Beginning of our handler */ |
| 5166 | while (psIoWrite->lowIoAddr != 0xffff) |
| 5167 | { |
| 5168 | if ((dwAddr >= psIoWrite->lowIoAddr) && (dwAddr <= psIoWrite->highIoAddr)) |
| 5169 | { |
| 5170 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5171 | psIoWrite->IOCall(dwAddr, cpu.z80A, psIoWrite); |
| 5172 | psIoWrite = NULL; |
| 5173 | break; |
| 5174 | } |
| 5175 | ++psIoWrite; |
| 5176 | } |
| 5177 | |
| 5178 | break; |
| 5179 | } |
| 5180 | case 0x7a: |
| 5181 | { |
| 5182 | sdwCyclesRemaining -= 15; |
| 5183 | dwTemp = cpu.z80HL + cpu.z80sp + (cpu.z80F & Z80_FLAG_CARRY); |
| 5184 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 5185 | cpu.z80F |= ((dwTemp >> 8) & Z80_FLAG_SIGN); |
| 5186 | if (0 == (dwTemp & 0xffff)) |
| 5187 | { |
| 5188 | cpu.z80F |= Z80_FLAG_ZERO; |
| 5189 | } |
| 5190 | cpu.z80F |= (((cpu.z80HL ^ dwTemp ^ cpu.z80sp) >> 8) & Z80_FLAG_HALF_CARRY); |
| 5191 | cpu.z80F |= ((((cpu.z80sp ^ cpu.z80HL ^ 0x8000) & (cpu.z80sp ^ dwTemp)) >> 13) & Z80_FLAG_OVERFLOW_PARITY); |
| 5192 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY); |
| 5193 | cpu.z80HL = dwTemp & 0xffff; |
| 5194 | break; |
| 5195 | } |
| 5196 | case 0x7b: |
| 5197 | { |
| 5198 | sdwCyclesRemaining -= 20; |
| 5199 | dwTemp = *pbPC++; |
| 5200 | dwTemp |= ((UINT32) *pbPC++ << 8); |
| 5201 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 5202 | while (psMemRead->lowAddr != 0xffffffff) |
| 5203 | { |
| 5204 | if ((dwTemp >= psMemRead->lowAddr) && (dwTemp <= psMemRead->highAddr)) |
| 5205 | { |
| 5206 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5207 | if (psMemRead->memoryCall) |
| 5208 | { |
| 5209 | cpu.z80sp = psMemRead->memoryCall(dwTemp, psMemRead); |
| 5210 | cpu.z80sp |= (UINT32) ((UINT32) psMemRead->memoryCall(dwTemp + 1, psMemRead) << 8); |
| 5211 | } |
| 5212 | else |
| 5213 | { |
| 5214 | cpu.z80sp = *((UINT8 *) psMemRead->pUserArea + (dwTemp - psMemRead->lowAddr)); |
| 5215 | cpu.z80sp |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (dwTemp - psMemRead->lowAddr + 1)) << 8); |
| 5216 | } |
| 5217 | psMemRead = NULL; |
| 5218 | break; |
| 5219 | } |
| 5220 | ++psMemRead; |
| 5221 | } |
| 5222 | |
| 5223 | if (psMemRead) |
| 5224 | { |
| 5225 | cpu.z80sp = cpu.z80Base[dwTemp]; |
| 5226 | cpu.z80sp |= (UINT32) ((UINT32) cpu.z80Base[dwTemp + 1] << 8); |
| 5227 | } |
| 5228 | |
| 5229 | break; |
| 5230 | } |
| 5231 | case 0x7c: |
| 5232 | { |
| 5233 | sdwCyclesRemaining -= 8; |
| 5234 | InvalidInstruction(2); |
| 5235 | break; |
| 5236 | } |
| 5237 | case 0x7d: |
| 5238 | { |
| 5239 | sdwCyclesRemaining -= 8; |
| 5240 | InvalidInstruction(2); |
| 5241 | break; |
| 5242 | } |
| 5243 | case 0x7e: |
| 5244 | { |
| 5245 | sdwCyclesRemaining -= 8; |
| 5246 | InvalidInstruction(2); |
| 5247 | break; |
| 5248 | } |
| 5249 | case 0x7f: |
| 5250 | { |
| 5251 | InvalidInstruction(2); |
| 5252 | break; |
| 5253 | } |
| 5254 | case 0x80: |
| 5255 | { |
| 5256 | InvalidInstruction(2); |
| 5257 | break; |
| 5258 | } |
| 5259 | case 0x81: |
| 5260 | { |
| 5261 | InvalidInstruction(2); |
| 5262 | break; |
| 5263 | } |
| 5264 | case 0x82: |
| 5265 | { |
| 5266 | InvalidInstruction(2); |
| 5267 | break; |
| 5268 | } |
| 5269 | case 0x83: |
| 5270 | { |
| 5271 | InvalidInstruction(2); |
| 5272 | break; |
| 5273 | } |
| 5274 | case 0x84: |
| 5275 | { |
| 5276 | InvalidInstruction(2); |
| 5277 | break; |
| 5278 | } |
| 5279 | case 0x85: |
| 5280 | { |
| 5281 | InvalidInstruction(2); |
| 5282 | break; |
| 5283 | } |
| 5284 | case 0x86: |
| 5285 | { |
| 5286 | InvalidInstruction(2); |
| 5287 | break; |
| 5288 | } |
| 5289 | case 0x87: |
| 5290 | { |
| 5291 | InvalidInstruction(2); |
| 5292 | break; |
| 5293 | } |
| 5294 | case 0x88: |
| 5295 | { |
| 5296 | InvalidInstruction(2); |
| 5297 | break; |
| 5298 | } |
| 5299 | case 0x89: |
| 5300 | { |
| 5301 | InvalidInstruction(2); |
| 5302 | break; |
| 5303 | } |
| 5304 | case 0x8a: |
| 5305 | { |
| 5306 | InvalidInstruction(2); |
| 5307 | break; |
| 5308 | } |
| 5309 | case 0x8b: |
| 5310 | { |
| 5311 | InvalidInstruction(2); |
| 5312 | break; |
| 5313 | } |
| 5314 | case 0x8c: |
| 5315 | { |
| 5316 | InvalidInstruction(2); |
| 5317 | break; |
| 5318 | } |
| 5319 | case 0x8d: |
| 5320 | { |
| 5321 | InvalidInstruction(2); |
| 5322 | break; |
| 5323 | } |
| 5324 | case 0x8e: |
| 5325 | { |
| 5326 | InvalidInstruction(2); |
| 5327 | break; |
| 5328 | } |
| 5329 | case 0x8f: |
| 5330 | { |
| 5331 | InvalidInstruction(2); |
| 5332 | break; |
| 5333 | } |
| 5334 | case 0x90: |
| 5335 | { |
| 5336 | InvalidInstruction(2); |
| 5337 | break; |
| 5338 | } |
| 5339 | case 0x91: |
| 5340 | { |
| 5341 | InvalidInstruction(2); |
| 5342 | break; |
| 5343 | } |
| 5344 | case 0x92: |
| 5345 | { |
| 5346 | InvalidInstruction(2); |
| 5347 | break; |
| 5348 | } |
| 5349 | case 0x93: |
| 5350 | { |
| 5351 | InvalidInstruction(2); |
| 5352 | break; |
| 5353 | } |
| 5354 | case 0x94: |
| 5355 | { |
| 5356 | InvalidInstruction(2); |
| 5357 | break; |
| 5358 | } |
| 5359 | case 0x95: |
| 5360 | { |
| 5361 | InvalidInstruction(2); |
| 5362 | break; |
| 5363 | } |
| 5364 | case 0x96: |
| 5365 | { |
| 5366 | InvalidInstruction(2); |
| 5367 | break; |
| 5368 | } |
| 5369 | case 0x97: |
| 5370 | { |
| 5371 | InvalidInstruction(2); |
| 5372 | break; |
| 5373 | } |
| 5374 | case 0x98: |
| 5375 | { |
| 5376 | InvalidInstruction(2); |
| 5377 | break; |
| 5378 | } |
| 5379 | case 0x99: |
| 5380 | { |
| 5381 | InvalidInstruction(2); |
| 5382 | break; |
| 5383 | } |
| 5384 | case 0x9a: |
| 5385 | { |
| 5386 | InvalidInstruction(2); |
| 5387 | break; |
| 5388 | } |
| 5389 | case 0x9b: |
| 5390 | { |
| 5391 | InvalidInstruction(2); |
| 5392 | break; |
| 5393 | } |
| 5394 | case 0x9c: |
| 5395 | { |
| 5396 | InvalidInstruction(2); |
| 5397 | break; |
| 5398 | } |
| 5399 | case 0x9d: |
| 5400 | { |
| 5401 | InvalidInstruction(2); |
| 5402 | break; |
| 5403 | } |
| 5404 | case 0x9e: |
| 5405 | { |
| 5406 | InvalidInstruction(2); |
| 5407 | break; |
| 5408 | } |
| 5409 | case 0x9f: |
| 5410 | { |
| 5411 | InvalidInstruction(2); |
| 5412 | break; |
| 5413 | } |
| 5414 | case 0xa0: |
| 5415 | { |
| 5416 | sdwCyclesRemaining -= 16; |
| 5417 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 5418 | while (psMemRead->lowAddr != 0xffffffff) |
| 5419 | { |
| 5420 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 5421 | { |
| 5422 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5423 | if (psMemRead->memoryCall) |
| 5424 | { |
| 5425 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 5426 | } |
| 5427 | else |
| 5428 | { |
| 5429 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 5430 | } |
| 5431 | psMemRead = NULL; |
| 5432 | break; |
| 5433 | } |
| 5434 | ++psMemRead; |
| 5435 | } |
| 5436 | |
| 5437 | if (psMemRead) |
| 5438 | { |
| 5439 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 5440 | } |
| 5441 | |
| 5442 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 5443 | while (psMemWrite->lowAddr != 0xffffffff) |
| 5444 | { |
| 5445 | if ((cpu.z80DE >= psMemWrite->lowAddr) && (cpu.z80DE <= psMemWrite->highAddr)) |
| 5446 | { |
| 5447 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5448 | if (psMemWrite->memoryCall) |
| 5449 | { |
| 5450 | psMemWrite->memoryCall(cpu.z80DE, bTemp, psMemWrite); |
| 5451 | } |
| 5452 | else |
| 5453 | { |
| 5454 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80DE - psMemWrite->lowAddr)) = bTemp; |
| 5455 | } |
| 5456 | psMemWrite = NULL; |
| 5457 | break; |
| 5458 | } |
| 5459 | ++psMemWrite; |
| 5460 | } |
| 5461 | |
| 5462 | if (psMemWrite) |
| 5463 | { |
| 5464 | cpu.z80Base[cpu.z80DE] = (UINT8) bTemp; |
| 5465 | } |
| 5466 | |
| 5467 | ++cpu.z80HL; |
| 5468 | ++cpu.z80DE; |
| 5469 | --cpu.z80BC; |
| 5470 | cpu.z80HL &= 0xffff; |
| 5471 | cpu.z80DE &= 0xffff; |
| 5472 | cpu.z80BC &= 0xffff; |
| 5473 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY); |
| 5474 | if (cpu.z80BC) |
| 5475 | { |
| 5476 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 5477 | } |
| 5478 | break; |
| 5479 | } |
| 5480 | case 0xa1: |
| 5481 | { |
| 5482 | sdwCyclesRemaining -= 16; |
| 5483 | { |
| 5484 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 5485 | while (psMemRead->lowAddr != 0xffffffff) |
| 5486 | { |
| 5487 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 5488 | { |
| 5489 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5490 | if (psMemRead->memoryCall) |
| 5491 | { |
| 5492 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 5493 | } |
| 5494 | else |
| 5495 | { |
| 5496 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 5497 | } |
| 5498 | psMemRead = NULL; |
| 5499 | break; |
| 5500 | } |
| 5501 | ++psMemRead; |
| 5502 | } |
| 5503 | |
| 5504 | if (psMemRead) |
| 5505 | { |
| 5506 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 5507 | } |
| 5508 | |
| 5509 | cpu.z80HL++; |
| 5510 | cpu.z80HL &= 0xffff; |
| 5511 | cpu.z80BC--; |
| 5512 | cpu.z80BC &= 0xffff; |
| 5513 | } |
| 5514 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 5515 | cpu.z80F |= (pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp] & (Z80_FLAG_SIGN | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO)); |
| 5516 | if (cpu.z80BC) |
| 5517 | { |
| 5518 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 5519 | } |
| 5520 | break; |
| 5521 | } |
| 5522 | case 0xa2: |
| 5523 | { |
| 5524 | sdwCyclesRemaining -= 16; |
| 5525 | { |
| 5526 | psIoRead = cpu.z80IoRead; /* Beginning of our handler */ |
| 5527 | while (psIoRead->lowIoAddr != 0xffff) |
| 5528 | { |
| 5529 | if ((cpu.z80B >= psIoRead->lowIoAddr) && (cpu.z80B <= psIoRead->highIoAddr)) |
| 5530 | { |
| 5531 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5532 | bTemp = psIoRead->IOCall(cpu.z80B, psIoRead); |
| 5533 | psIoRead = NULL; |
| 5534 | break; |
| 5535 | } |
| 5536 | ++psIoRead; |
| 5537 | } |
| 5538 | |
| 5539 | if (psIoRead) |
| 5540 | { |
| 5541 | bTemp = 0xff; /* Unclaimed I/O read */ |
| 5542 | } |
| 5543 | |
| 5544 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 5545 | while (psMemWrite->lowAddr != 0xffffffff) |
| 5546 | { |
| 5547 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 5548 | { |
| 5549 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5550 | if (psMemWrite->memoryCall) |
| 5551 | { |
| 5552 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 5553 | } |
| 5554 | else |
| 5555 | { |
| 5556 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 5557 | } |
| 5558 | psMemWrite = NULL; |
| 5559 | break; |
| 5560 | } |
| 5561 | ++psMemWrite; |
| 5562 | } |
| 5563 | |
| 5564 | if (psMemWrite) |
| 5565 | { |
| 5566 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 5567 | } |
| 5568 | |
| 5569 | cpu.z80HL++; |
| 5570 | cpu.z80HL &= 0xffff; |
| 5571 | sdwCyclesRemaining -= 16; |
| 5572 | cpu.z80B--; |
| 5573 | } |
| 5574 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 5575 | cpu.z80F |= (bPostORFlags[bTemp] & (Z80_FLAG_SIGN | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY)); |
| 5576 | if (cpu.z80B) |
| 5577 | { |
| 5578 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 5579 | pbPC -= 2; |
| 5580 | } |
| 5581 | break; |
| 5582 | } |
| 5583 | case 0xa3: |
| 5584 | { |
| 5585 | sdwCyclesRemaining -= 16; |
| 5586 | { |
| 5587 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 5588 | while (psMemRead->lowAddr != 0xffffffff) |
| 5589 | { |
| 5590 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 5591 | { |
| 5592 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5593 | if (psMemRead->memoryCall) |
| 5594 | { |
| 5595 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 5596 | } |
| 5597 | else |
| 5598 | { |
| 5599 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 5600 | } |
| 5601 | psMemRead = NULL; |
| 5602 | break; |
| 5603 | } |
| 5604 | ++psMemRead; |
| 5605 | } |
| 5606 | |
| 5607 | if (psMemRead) |
| 5608 | { |
| 5609 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 5610 | } |
| 5611 | |
| 5612 | psIoWrite = cpu.z80IoWrite; /* Beginning of our handler */ |
| 5613 | while (psIoWrite->lowIoAddr != 0xffff) |
| 5614 | { |
| 5615 | if ((cpu.z80BC >= psIoWrite->lowIoAddr) && (cpu.z80BC <= psIoWrite->highIoAddr)) |
| 5616 | { |
| 5617 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5618 | psIoWrite->IOCall(cpu.z80BC, bTemp, psIoWrite); |
| 5619 | psIoWrite = NULL; |
| 5620 | break; |
| 5621 | } |
| 5622 | ++psIoWrite; |
| 5623 | } |
| 5624 | |
| 5625 | cpu.z80HL++; |
| 5626 | cpu.z80HL &= 0xffff; |
| 5627 | sdwCyclesRemaining -= 16; |
| 5628 | cpu.z80B--; |
| 5629 | } |
| 5630 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 5631 | cpu.z80F |= (bPostORFlags[bTemp] & (Z80_FLAG_SIGN | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY)); |
| 5632 | if (cpu.z80B) |
| 5633 | { |
| 5634 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 5635 | } |
| 5636 | break; |
| 5637 | } |
| 5638 | case 0xa4: |
| 5639 | { |
| 5640 | InvalidInstruction(2); |
| 5641 | break; |
| 5642 | } |
| 5643 | case 0xa5: |
| 5644 | { |
| 5645 | InvalidInstruction(2); |
| 5646 | break; |
| 5647 | } |
| 5648 | case 0xa6: |
| 5649 | { |
| 5650 | InvalidInstruction(2); |
| 5651 | break; |
| 5652 | } |
| 5653 | case 0xa7: |
| 5654 | { |
| 5655 | InvalidInstruction(2); |
| 5656 | break; |
| 5657 | } |
| 5658 | case 0xa8: |
| 5659 | { |
| 5660 | sdwCyclesRemaining -= 16; |
| 5661 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 5662 | while (psMemRead->lowAddr != 0xffffffff) |
| 5663 | { |
| 5664 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 5665 | { |
| 5666 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5667 | if (psMemRead->memoryCall) |
| 5668 | { |
| 5669 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 5670 | } |
| 5671 | else |
| 5672 | { |
| 5673 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 5674 | } |
| 5675 | psMemRead = NULL; |
| 5676 | break; |
| 5677 | } |
| 5678 | ++psMemRead; |
| 5679 | } |
| 5680 | |
| 5681 | if (psMemRead) |
| 5682 | { |
| 5683 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 5684 | } |
| 5685 | |
| 5686 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 5687 | while (psMemWrite->lowAddr != 0xffffffff) |
| 5688 | { |
| 5689 | if ((cpu.z80DE >= psMemWrite->lowAddr) && (cpu.z80DE <= psMemWrite->highAddr)) |
| 5690 | { |
| 5691 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5692 | if (psMemWrite->memoryCall) |
| 5693 | { |
| 5694 | psMemWrite->memoryCall(cpu.z80DE, bTemp, psMemWrite); |
| 5695 | } |
| 5696 | else |
| 5697 | { |
| 5698 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80DE - psMemWrite->lowAddr)) = bTemp; |
| 5699 | } |
| 5700 | psMemWrite = NULL; |
| 5701 | break; |
| 5702 | } |
| 5703 | ++psMemWrite; |
| 5704 | } |
| 5705 | |
| 5706 | if (psMemWrite) |
| 5707 | { |
| 5708 | cpu.z80Base[cpu.z80DE] = (UINT8) bTemp; |
| 5709 | } |
| 5710 | |
| 5711 | --cpu.z80HL; |
| 5712 | --cpu.z80DE; |
| 5713 | --cpu.z80BC; |
| 5714 | cpu.z80HL &= 0xffff; |
| 5715 | cpu.z80DE &= 0xffff; |
| 5716 | cpu.z80BC &= 0xffff; |
| 5717 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY); |
| 5718 | if (cpu.z80BC) |
| 5719 | { |
| 5720 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 5721 | } |
| 5722 | break; |
| 5723 | } |
| 5724 | case 0xa9: |
| 5725 | { |
| 5726 | sdwCyclesRemaining -= 16; |
| 5727 | { |
| 5728 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 5729 | while (psMemRead->lowAddr != 0xffffffff) |
| 5730 | { |
| 5731 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 5732 | { |
| 5733 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5734 | if (psMemRead->memoryCall) |
| 5735 | { |
| 5736 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 5737 | } |
| 5738 | else |
| 5739 | { |
| 5740 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 5741 | } |
| 5742 | psMemRead = NULL; |
| 5743 | break; |
| 5744 | } |
| 5745 | ++psMemRead; |
| 5746 | } |
| 5747 | |
| 5748 | if (psMemRead) |
| 5749 | { |
| 5750 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 5751 | } |
| 5752 | |
| 5753 | cpu.z80HL--; |
| 5754 | cpu.z80HL &= 0xffff; |
| 5755 | cpu.z80BC--; |
| 5756 | cpu.z80BC &= 0xffff; |
| 5757 | } |
| 5758 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 5759 | cpu.z80F |= (pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp] & (Z80_FLAG_SIGN | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO)); |
| 5760 | if (cpu.z80BC) |
| 5761 | { |
| 5762 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 5763 | } |
| 5764 | break; |
| 5765 | } |
| 5766 | case 0xaa: |
| 5767 | { |
| 5768 | sdwCyclesRemaining -= 16; |
| 5769 | { |
| 5770 | psIoRead = cpu.z80IoRead; /* Beginning of our handler */ |
| 5771 | while (psIoRead->lowIoAddr != 0xffff) |
| 5772 | { |
| 5773 | if ((cpu.z80B >= psIoRead->lowIoAddr) && (cpu.z80B <= psIoRead->highIoAddr)) |
| 5774 | { |
| 5775 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5776 | bTemp = psIoRead->IOCall(cpu.z80B, psIoRead); |
| 5777 | psIoRead = NULL; |
| 5778 | break; |
| 5779 | } |
| 5780 | ++psIoRead; |
| 5781 | } |
| 5782 | |
| 5783 | if (psIoRead) |
| 5784 | { |
| 5785 | bTemp = 0xff; /* Unclaimed I/O read */ |
| 5786 | } |
| 5787 | |
| 5788 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 5789 | while (psMemWrite->lowAddr != 0xffffffff) |
| 5790 | { |
| 5791 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 5792 | { |
| 5793 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5794 | if (psMemWrite->memoryCall) |
| 5795 | { |
| 5796 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 5797 | } |
| 5798 | else |
| 5799 | { |
| 5800 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 5801 | } |
| 5802 | psMemWrite = NULL; |
| 5803 | break; |
| 5804 | } |
| 5805 | ++psMemWrite; |
| 5806 | } |
| 5807 | |
| 5808 | if (psMemWrite) |
| 5809 | { |
| 5810 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 5811 | } |
| 5812 | |
| 5813 | cpu.z80HL--; |
| 5814 | cpu.z80HL &= 0xffff; |
| 5815 | sdwCyclesRemaining -= 16; |
| 5816 | cpu.z80B--; |
| 5817 | } |
| 5818 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 5819 | cpu.z80F |= (bPostORFlags[bTemp] & (Z80_FLAG_SIGN | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY)); |
| 5820 | if (cpu.z80B) |
| 5821 | { |
| 5822 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 5823 | pbPC -= 2; |
| 5824 | } |
| 5825 | break; |
| 5826 | } |
| 5827 | case 0xab: |
| 5828 | { |
| 5829 | sdwCyclesRemaining -= 16; |
| 5830 | { |
| 5831 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 5832 | while (psMemRead->lowAddr != 0xffffffff) |
| 5833 | { |
| 5834 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 5835 | { |
| 5836 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5837 | if (psMemRead->memoryCall) |
| 5838 | { |
| 5839 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 5840 | } |
| 5841 | else |
| 5842 | { |
| 5843 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 5844 | } |
| 5845 | psMemRead = NULL; |
| 5846 | break; |
| 5847 | } |
| 5848 | ++psMemRead; |
| 5849 | } |
| 5850 | |
| 5851 | if (psMemRead) |
| 5852 | { |
| 5853 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 5854 | } |
| 5855 | |
| 5856 | psIoWrite = cpu.z80IoWrite; /* Beginning of our handler */ |
| 5857 | while (psIoWrite->lowIoAddr != 0xffff) |
| 5858 | { |
| 5859 | if ((cpu.z80BC >= psIoWrite->lowIoAddr) && (cpu.z80BC <= psIoWrite->highIoAddr)) |
| 5860 | { |
| 5861 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5862 | psIoWrite->IOCall(cpu.z80BC, bTemp, psIoWrite); |
| 5863 | psIoWrite = NULL; |
| 5864 | break; |
| 5865 | } |
| 5866 | ++psIoWrite; |
| 5867 | } |
| 5868 | |
| 5869 | cpu.z80HL--; |
| 5870 | cpu.z80HL &= 0xffff; |
| 5871 | sdwCyclesRemaining -= 16; |
| 5872 | cpu.z80B--; |
| 5873 | } |
| 5874 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 5875 | cpu.z80F |= (bPostORFlags[bTemp] & (Z80_FLAG_SIGN | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY)); |
| 5876 | if (cpu.z80B) |
| 5877 | { |
| 5878 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 5879 | } |
| 5880 | break; |
| 5881 | } |
| 5882 | case 0xac: |
| 5883 | { |
| 5884 | InvalidInstruction(2); |
| 5885 | break; |
| 5886 | } |
| 5887 | case 0xad: |
| 5888 | { |
| 5889 | InvalidInstruction(2); |
| 5890 | break; |
| 5891 | } |
| 5892 | case 0xae: |
| 5893 | { |
| 5894 | InvalidInstruction(2); |
| 5895 | break; |
| 5896 | } |
| 5897 | case 0xaf: |
| 5898 | { |
| 5899 | InvalidInstruction(2); |
| 5900 | break; |
| 5901 | } |
| 5902 | case 0xb0: |
| 5903 | { |
| 5904 | sdwCyclesRemaining -= 16; |
| 5905 | while ((sdwCyclesRemaining > 0) && (cpu.z80BC)) |
| 5906 | { |
| 5907 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 5908 | while (psMemRead->lowAddr != 0xffffffff) |
| 5909 | { |
| 5910 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 5911 | { |
| 5912 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5913 | if (psMemRead->memoryCall) |
| 5914 | { |
| 5915 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 5916 | } |
| 5917 | else |
| 5918 | { |
| 5919 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 5920 | } |
| 5921 | psMemRead = NULL; |
| 5922 | break; |
| 5923 | } |
| 5924 | ++psMemRead; |
| 5925 | } |
| 5926 | |
| 5927 | if (psMemRead) |
| 5928 | { |
| 5929 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 5930 | } |
| 5931 | |
| 5932 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 5933 | while (psMemWrite->lowAddr != 0xffffffff) |
| 5934 | { |
| 5935 | if ((cpu.z80DE >= psMemWrite->lowAddr) && (cpu.z80DE <= psMemWrite->highAddr)) |
| 5936 | { |
| 5937 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5938 | if (psMemWrite->memoryCall) |
| 5939 | { |
| 5940 | psMemWrite->memoryCall(cpu.z80DE, bTemp, psMemWrite); |
| 5941 | } |
| 5942 | else |
| 5943 | { |
| 5944 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80DE - psMemWrite->lowAddr)) = bTemp; |
| 5945 | } |
| 5946 | psMemWrite = NULL; |
| 5947 | break; |
| 5948 | } |
| 5949 | ++psMemWrite; |
| 5950 | } |
| 5951 | |
| 5952 | if (psMemWrite) |
| 5953 | { |
| 5954 | cpu.z80Base[cpu.z80DE] = (UINT8) bTemp; |
| 5955 | } |
| 5956 | |
| 5957 | ++cpu.z80HL; |
| 5958 | ++cpu.z80DE; |
| 5959 | --cpu.z80BC; |
| 5960 | cpu.z80HL &= 0xffff; |
| 5961 | cpu.z80DE &= 0xffff; |
| 5962 | cpu.z80BC &= 0xffff; |
| 5963 | sdwCyclesRemaining -= 21; |
| 5964 | } |
| 5965 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY); |
| 5966 | if (cpu.z80BC) |
| 5967 | { |
| 5968 | pbPC -= 2; /* Back up so we hit this instruction again */ |
| 5969 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 5970 | } |
| 5971 | sdwCyclesRemaining -= 16; |
| 5972 | break; |
| 5973 | } |
| 5974 | case 0xb1: |
| 5975 | { |
| 5976 | sdwCyclesRemaining -= 16; |
| 5977 | while ((sdwCyclesRemaining >= 0) && (cpu.z80BC)) |
| 5978 | { |
| 5979 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 5980 | while (psMemRead->lowAddr != 0xffffffff) |
| 5981 | { |
| 5982 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 5983 | { |
| 5984 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 5985 | if (psMemRead->memoryCall) |
| 5986 | { |
| 5987 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 5988 | } |
| 5989 | else |
| 5990 | { |
| 5991 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 5992 | } |
| 5993 | psMemRead = NULL; |
| 5994 | break; |
| 5995 | } |
| 5996 | ++psMemRead; |
| 5997 | } |
| 5998 | |
| 5999 | if (psMemRead) |
| 6000 | { |
| 6001 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 6002 | } |
| 6003 | |
| 6004 | cpu.z80HL++; |
| 6005 | cpu.z80HL &= 0xffff; |
| 6006 | cpu.z80BC--; |
| 6007 | cpu.z80BC &= 0xffff; |
| 6008 | sdwCyclesRemaining -= 16; |
| 6009 | if (cpu.z80A == bTemp) |
| 6010 | { |
| 6011 | break; |
| 6012 | } |
| 6013 | } |
| 6014 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 6015 | cpu.z80F |= (pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp] & (Z80_FLAG_SIGN | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO)); |
| 6016 | if (cpu.z80BC) |
| 6017 | { |
| 6018 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 6019 | } |
| 6020 | break; |
| 6021 | } |
| 6022 | case 0xb2: |
| 6023 | { |
| 6024 | sdwCyclesRemaining -= 16; |
| 6025 | while ((sdwCyclesRemaining > 0) && (cpu.z80B)) |
| 6026 | { |
| 6027 | psIoRead = cpu.z80IoRead; /* Beginning of our handler */ |
| 6028 | while (psIoRead->lowIoAddr != 0xffff) |
| 6029 | { |
| 6030 | if ((cpu.z80B >= psIoRead->lowIoAddr) && (cpu.z80B <= psIoRead->highIoAddr)) |
| 6031 | { |
| 6032 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 6033 | bTemp = psIoRead->IOCall(cpu.z80B, psIoRead); |
| 6034 | psIoRead = NULL; |
| 6035 | break; |
| 6036 | } |
| 6037 | ++psIoRead; |
| 6038 | } |
| 6039 | |
| 6040 | if (psIoRead) |
| 6041 | { |
| 6042 | bTemp = 0xff; /* Unclaimed I/O read */ |
| 6043 | } |
| 6044 | |
| 6045 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 6046 | while (psMemWrite->lowAddr != 0xffffffff) |
| 6047 | { |
| 6048 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 6049 | { |
| 6050 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 6051 | if (psMemWrite->memoryCall) |
| 6052 | { |
| 6053 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 6054 | } |
| 6055 | else |
| 6056 | { |
| 6057 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 6058 | } |
| 6059 | psMemWrite = NULL; |
| 6060 | break; |
| 6061 | } |
| 6062 | ++psMemWrite; |
| 6063 | } |
| 6064 | |
| 6065 | if (psMemWrite) |
| 6066 | { |
| 6067 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 6068 | } |
| 6069 | |
| 6070 | cpu.z80HL++; |
| 6071 | cpu.z80HL &= 0xffff; |
| 6072 | sdwCyclesRemaining -= 16; |
| 6073 | cpu.z80B--; |
| 6074 | } |
| 6075 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 6076 | cpu.z80F |= (bPostORFlags[bTemp] & (Z80_FLAG_SIGN | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY)); |
| 6077 | if (cpu.z80B) |
| 6078 | { |
| 6079 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 6080 | pbPC -= 2; |
| 6081 | } |
| 6082 | break; |
| 6083 | } |
| 6084 | case 0xb3: |
| 6085 | { |
| 6086 | sdwCyclesRemaining -= 16; |
| 6087 | while ((sdwCyclesRemaining > 0) && (cpu.z80B)) |
| 6088 | { |
| 6089 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 6090 | while (psMemRead->lowAddr != 0xffffffff) |
| 6091 | { |
| 6092 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 6093 | { |
| 6094 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 6095 | if (psMemRead->memoryCall) |
| 6096 | { |
| 6097 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 6098 | } |
| 6099 | else |
| 6100 | { |
| 6101 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 6102 | } |
| 6103 | psMemRead = NULL; |
| 6104 | break; |
| 6105 | } |
| 6106 | ++psMemRead; |
| 6107 | } |
| 6108 | |
| 6109 | if (psMemRead) |
| 6110 | { |
| 6111 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 6112 | } |
| 6113 | |
| 6114 | psIoWrite = cpu.z80IoWrite; /* Beginning of our handler */ |
| 6115 | while (psIoWrite->lowIoAddr != 0xffff) |
| 6116 | { |
| 6117 | if ((cpu.z80BC >= psIoWrite->lowIoAddr) && (cpu.z80BC <= psIoWrite->highIoAddr)) |
| 6118 | { |
| 6119 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 6120 | psIoWrite->IOCall(cpu.z80BC, bTemp, psIoWrite); |
| 6121 | psIoWrite = NULL; |
| 6122 | break; |
| 6123 | } |
| 6124 | ++psIoWrite; |
| 6125 | } |
| 6126 | |
| 6127 | cpu.z80HL++; |
| 6128 | cpu.z80HL &= 0xffff; |
| 6129 | sdwCyclesRemaining -= 16; |
| 6130 | cpu.z80B--; |
| 6131 | } |
| 6132 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 6133 | cpu.z80F |= (bPostORFlags[bTemp] & (Z80_FLAG_SIGN | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY)); |
| 6134 | if (cpu.z80B) |
| 6135 | { |
| 6136 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 6137 | } |
| 6138 | break; |
| 6139 | } |
| 6140 | case 0xb4: |
| 6141 | { |
| 6142 | InvalidInstruction(2); |
| 6143 | break; |
| 6144 | } |
| 6145 | case 0xb5: |
| 6146 | { |
| 6147 | InvalidInstruction(2); |
| 6148 | break; |
| 6149 | } |
| 6150 | case 0xb6: |
| 6151 | { |
| 6152 | InvalidInstruction(2); |
| 6153 | break; |
| 6154 | } |
| 6155 | case 0xb7: |
| 6156 | { |
| 6157 | InvalidInstruction(2); |
| 6158 | break; |
| 6159 | } |
| 6160 | case 0xb8: |
| 6161 | { |
| 6162 | sdwCyclesRemaining -= 16; |
| 6163 | while ((sdwCyclesRemaining > 0) && (cpu.z80BC)) |
| 6164 | { |
| 6165 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 6166 | while (psMemRead->lowAddr != 0xffffffff) |
| 6167 | { |
| 6168 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 6169 | { |
| 6170 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 6171 | if (psMemRead->memoryCall) |
| 6172 | { |
| 6173 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 6174 | } |
| 6175 | else |
| 6176 | { |
| 6177 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 6178 | } |
| 6179 | psMemRead = NULL; |
| 6180 | break; |
| 6181 | } |
| 6182 | ++psMemRead; |
| 6183 | } |
| 6184 | |
| 6185 | if (psMemRead) |
| 6186 | { |
| 6187 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 6188 | } |
| 6189 | |
| 6190 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 6191 | while (psMemWrite->lowAddr != 0xffffffff) |
| 6192 | { |
| 6193 | if ((cpu.z80DE >= psMemWrite->lowAddr) && (cpu.z80DE <= psMemWrite->highAddr)) |
| 6194 | { |
| 6195 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 6196 | if (psMemWrite->memoryCall) |
| 6197 | { |
| 6198 | psMemWrite->memoryCall(cpu.z80DE, bTemp, psMemWrite); |
| 6199 | } |
| 6200 | else |
| 6201 | { |
| 6202 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80DE - psMemWrite->lowAddr)) = bTemp; |
| 6203 | } |
| 6204 | psMemWrite = NULL; |
| 6205 | break; |
| 6206 | } |
| 6207 | ++psMemWrite; |
| 6208 | } |
| 6209 | |
| 6210 | if (psMemWrite) |
| 6211 | { |
| 6212 | cpu.z80Base[cpu.z80DE] = (UINT8) bTemp; |
| 6213 | } |
| 6214 | |
| 6215 | --cpu.z80HL; |
| 6216 | --cpu.z80DE; |
| 6217 | --cpu.z80BC; |
| 6218 | cpu.z80HL &= 0xffff; |
| 6219 | cpu.z80DE &= 0xffff; |
| 6220 | cpu.z80BC &= 0xffff; |
| 6221 | sdwCyclesRemaining -= 21; |
| 6222 | } |
| 6223 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY); |
| 6224 | if (cpu.z80BC) |
| 6225 | { |
| 6226 | pbPC -= 2; /* Back up so we hit this instruction again */ |
| 6227 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 6228 | } |
| 6229 | sdwCyclesRemaining -= 16; |
| 6230 | break; |
| 6231 | } |
| 6232 | case 0xb9: |
| 6233 | { |
| 6234 | sdwCyclesRemaining -= 16; |
| 6235 | while ((sdwCyclesRemaining >= 0) && (cpu.z80BC)) |
| 6236 | { |
| 6237 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 6238 | while (psMemRead->lowAddr != 0xffffffff) |
| 6239 | { |
| 6240 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 6241 | { |
| 6242 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 6243 | if (psMemRead->memoryCall) |
| 6244 | { |
| 6245 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 6246 | } |
| 6247 | else |
| 6248 | { |
| 6249 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 6250 | } |
| 6251 | psMemRead = NULL; |
| 6252 | break; |
| 6253 | } |
| 6254 | ++psMemRead; |
| 6255 | } |
| 6256 | |
| 6257 | if (psMemRead) |
| 6258 | { |
| 6259 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 6260 | } |
| 6261 | |
| 6262 | cpu.z80HL--; |
| 6263 | cpu.z80HL &= 0xffff; |
| 6264 | cpu.z80BC--; |
| 6265 | cpu.z80BC &= 0xffff; |
| 6266 | sdwCyclesRemaining -= 16; |
| 6267 | if (cpu.z80A == bTemp) |
| 6268 | { |
| 6269 | break; |
| 6270 | } |
| 6271 | } |
| 6272 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 6273 | cpu.z80F |= (pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp] & (Z80_FLAG_SIGN | Z80_FLAG_NEGATIVE | Z80_FLAG_ZERO)); |
| 6274 | if (cpu.z80BC) |
| 6275 | { |
| 6276 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 6277 | } |
| 6278 | break; |
| 6279 | } |
| 6280 | case 0xba: |
| 6281 | { |
| 6282 | sdwCyclesRemaining -= 16; |
| 6283 | while ((sdwCyclesRemaining > 0) && (cpu.z80B)) |
| 6284 | { |
| 6285 | psIoRead = cpu.z80IoRead; /* Beginning of our handler */ |
| 6286 | while (psIoRead->lowIoAddr != 0xffff) |
| 6287 | { |
| 6288 | if ((cpu.z80B >= psIoRead->lowIoAddr) && (cpu.z80B <= psIoRead->highIoAddr)) |
| 6289 | { |
| 6290 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 6291 | bTemp = psIoRead->IOCall(cpu.z80B, psIoRead); |
| 6292 | psIoRead = NULL; |
| 6293 | break; |
| 6294 | } |
| 6295 | ++psIoRead; |
| 6296 | } |
| 6297 | |
| 6298 | if (psIoRead) |
| 6299 | { |
| 6300 | bTemp = 0xff; /* Unclaimed I/O read */ |
| 6301 | } |
| 6302 | |
| 6303 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 6304 | while (psMemWrite->lowAddr != 0xffffffff) |
| 6305 | { |
| 6306 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 6307 | { |
| 6308 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 6309 | if (psMemWrite->memoryCall) |
| 6310 | { |
| 6311 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 6312 | } |
| 6313 | else |
| 6314 | { |
| 6315 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 6316 | } |
| 6317 | psMemWrite = NULL; |
| 6318 | break; |
| 6319 | } |
| 6320 | ++psMemWrite; |
| 6321 | } |
| 6322 | |
| 6323 | if (psMemWrite) |
| 6324 | { |
| 6325 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 6326 | } |
| 6327 | |
| 6328 | cpu.z80HL--; |
| 6329 | cpu.z80HL &= 0xffff; |
| 6330 | sdwCyclesRemaining -= 16; |
| 6331 | cpu.z80B--; |
| 6332 | } |
| 6333 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 6334 | cpu.z80F |= (bPostORFlags[bTemp] & (Z80_FLAG_SIGN | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY)); |
| 6335 | if (cpu.z80B) |
| 6336 | { |
| 6337 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 6338 | pbPC -= 2; |
| 6339 | } |
| 6340 | break; |
| 6341 | } |
| 6342 | case 0xbb: |
| 6343 | { |
| 6344 | sdwCyclesRemaining -= 16; |
| 6345 | while ((sdwCyclesRemaining > 0) && (cpu.z80B)) |
| 6346 | { |
| 6347 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 6348 | while (psMemRead->lowAddr != 0xffffffff) |
| 6349 | { |
| 6350 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 6351 | { |
| 6352 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 6353 | if (psMemRead->memoryCall) |
| 6354 | { |
| 6355 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 6356 | } |
| 6357 | else |
| 6358 | { |
| 6359 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 6360 | } |
| 6361 | psMemRead = NULL; |
| 6362 | break; |
| 6363 | } |
| 6364 | ++psMemRead; |
| 6365 | } |
| 6366 | |
| 6367 | if (psMemRead) |
| 6368 | { |
| 6369 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 6370 | } |
| 6371 | |
| 6372 | psIoWrite = cpu.z80IoWrite; /* Beginning of our handler */ |
| 6373 | while (psIoWrite->lowIoAddr != 0xffff) |
| 6374 | { |
| 6375 | if ((cpu.z80BC >= psIoWrite->lowIoAddr) && (cpu.z80BC <= psIoWrite->highIoAddr)) |
| 6376 | { |
| 6377 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 6378 | psIoWrite->IOCall(cpu.z80BC, bTemp, psIoWrite); |
| 6379 | psIoWrite = NULL; |
| 6380 | break; |
| 6381 | } |
| 6382 | ++psIoWrite; |
| 6383 | } |
| 6384 | |
| 6385 | cpu.z80HL--; |
| 6386 | cpu.z80HL &= 0xffff; |
| 6387 | sdwCyclesRemaining -= 16; |
| 6388 | cpu.z80B--; |
| 6389 | } |
| 6390 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 6391 | cpu.z80F |= (bPostORFlags[bTemp] & (Z80_FLAG_SIGN | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY)); |
| 6392 | if (cpu.z80B) |
| 6393 | { |
| 6394 | cpu.z80F |= Z80_FLAG_OVERFLOW_PARITY; |
| 6395 | } |
| 6396 | break; |
| 6397 | } |
| 6398 | case 0xbc: |
| 6399 | { |
| 6400 | InvalidInstruction(2); |
| 6401 | break; |
| 6402 | } |
| 6403 | case 0xbd: |
| 6404 | { |
| 6405 | InvalidInstruction(2); |
| 6406 | break; |
| 6407 | } |
| 6408 | case 0xbe: |
| 6409 | { |
| 6410 | InvalidInstruction(2); |
| 6411 | break; |
| 6412 | } |
| 6413 | case 0xbf: |
| 6414 | { |
| 6415 | InvalidInstruction(2); |
| 6416 | break; |
| 6417 | } |
| 6418 | case 0xc0: |
| 6419 | { |
| 6420 | InvalidInstruction(2); |
| 6421 | break; |
| 6422 | } |
| 6423 | case 0xc1: |
| 6424 | { |
| 6425 | InvalidInstruction(2); |
| 6426 | break; |
| 6427 | } |
| 6428 | case 0xc2: |
| 6429 | { |
| 6430 | InvalidInstruction(2); |
| 6431 | break; |
| 6432 | } |
| 6433 | case 0xc3: |
| 6434 | { |
| 6435 | InvalidInstruction(2); |
| 6436 | break; |
| 6437 | } |
| 6438 | case 0xc4: |
| 6439 | { |
| 6440 | InvalidInstruction(2); |
| 6441 | break; |
| 6442 | } |
| 6443 | case 0xc5: |
| 6444 | { |
| 6445 | InvalidInstruction(2); |
| 6446 | break; |
| 6447 | } |
| 6448 | case 0xc6: |
| 6449 | { |
| 6450 | InvalidInstruction(2); |
| 6451 | break; |
| 6452 | } |
| 6453 | case 0xc7: |
| 6454 | { |
| 6455 | InvalidInstruction(2); |
| 6456 | break; |
| 6457 | } |
| 6458 | case 0xc8: |
| 6459 | { |
| 6460 | InvalidInstruction(2); |
| 6461 | break; |
| 6462 | } |
| 6463 | case 0xc9: |
| 6464 | { |
| 6465 | InvalidInstruction(2); |
| 6466 | break; |
| 6467 | } |
| 6468 | case 0xca: |
| 6469 | { |
| 6470 | InvalidInstruction(2); |
| 6471 | break; |
| 6472 | } |
| 6473 | case 0xcb: |
| 6474 | { |
| 6475 | InvalidInstruction(2); |
| 6476 | break; |
| 6477 | } |
| 6478 | case 0xcc: |
| 6479 | { |
| 6480 | InvalidInstruction(2); |
| 6481 | break; |
| 6482 | } |
| 6483 | case 0xcd: |
| 6484 | { |
| 6485 | InvalidInstruction(2); |
| 6486 | break; |
| 6487 | } |
| 6488 | case 0xce: |
| 6489 | { |
| 6490 | InvalidInstruction(2); |
| 6491 | break; |
| 6492 | } |
| 6493 | case 0xcf: |
| 6494 | { |
| 6495 | InvalidInstruction(2); |
| 6496 | break; |
| 6497 | } |
| 6498 | case 0xd0: |
| 6499 | { |
| 6500 | InvalidInstruction(2); |
| 6501 | break; |
| 6502 | } |
| 6503 | case 0xd1: |
| 6504 | { |
| 6505 | InvalidInstruction(2); |
| 6506 | break; |
| 6507 | } |
| 6508 | case 0xd2: |
| 6509 | { |
| 6510 | InvalidInstruction(2); |
| 6511 | break; |
| 6512 | } |
| 6513 | case 0xd3: |
| 6514 | { |
| 6515 | InvalidInstruction(2); |
| 6516 | break; |
| 6517 | } |
| 6518 | case 0xd4: |
| 6519 | { |
| 6520 | InvalidInstruction(2); |
| 6521 | break; |
| 6522 | } |
| 6523 | case 0xd5: |
| 6524 | { |
| 6525 | InvalidInstruction(2); |
| 6526 | break; |
| 6527 | } |
| 6528 | case 0xd6: |
| 6529 | { |
| 6530 | InvalidInstruction(2); |
| 6531 | break; |
| 6532 | } |
| 6533 | case 0xd7: |
| 6534 | { |
| 6535 | InvalidInstruction(2); |
| 6536 | break; |
| 6537 | } |
| 6538 | case 0xd8: |
| 6539 | { |
| 6540 | InvalidInstruction(2); |
| 6541 | break; |
| 6542 | } |
| 6543 | case 0xd9: |
| 6544 | { |
| 6545 | InvalidInstruction(2); |
| 6546 | break; |
| 6547 | } |
| 6548 | case 0xda: |
| 6549 | { |
| 6550 | InvalidInstruction(2); |
| 6551 | break; |
| 6552 | } |
| 6553 | case 0xdb: |
| 6554 | { |
| 6555 | InvalidInstruction(2); |
| 6556 | break; |
| 6557 | } |
| 6558 | case 0xdc: |
| 6559 | { |
| 6560 | InvalidInstruction(2); |
| 6561 | break; |
| 6562 | } |
| 6563 | case 0xdd: |
| 6564 | { |
| 6565 | InvalidInstruction(2); |
| 6566 | break; |
| 6567 | } |
| 6568 | case 0xde: |
| 6569 | { |
| 6570 | InvalidInstruction(2); |
| 6571 | break; |
| 6572 | } |
| 6573 | case 0xdf: |
| 6574 | { |
| 6575 | InvalidInstruction(2); |
| 6576 | break; |
| 6577 | } |
| 6578 | case 0xe0: |
| 6579 | { |
| 6580 | InvalidInstruction(2); |
| 6581 | break; |
| 6582 | } |
| 6583 | case 0xe1: |
| 6584 | { |
| 6585 | InvalidInstruction(2); |
| 6586 | break; |
| 6587 | } |
| 6588 | case 0xe2: |
| 6589 | { |
| 6590 | InvalidInstruction(2); |
| 6591 | break; |
| 6592 | } |
| 6593 | case 0xe3: |
| 6594 | { |
| 6595 | InvalidInstruction(2); |
| 6596 | break; |
| 6597 | } |
| 6598 | case 0xe4: |
| 6599 | { |
| 6600 | InvalidInstruction(2); |
| 6601 | break; |
| 6602 | } |
| 6603 | case 0xe5: |
| 6604 | { |
| 6605 | InvalidInstruction(2); |
| 6606 | break; |
| 6607 | } |
| 6608 | case 0xe6: |
| 6609 | { |
| 6610 | InvalidInstruction(2); |
| 6611 | break; |
| 6612 | } |
| 6613 | case 0xe7: |
| 6614 | { |
| 6615 | InvalidInstruction(2); |
| 6616 | break; |
| 6617 | } |
| 6618 | case 0xe8: |
| 6619 | { |
| 6620 | InvalidInstruction(2); |
| 6621 | break; |
| 6622 | } |
| 6623 | case 0xe9: |
| 6624 | { |
| 6625 | InvalidInstruction(2); |
| 6626 | break; |
| 6627 | } |
| 6628 | case 0xea: |
| 6629 | { |
| 6630 | InvalidInstruction(2); |
| 6631 | break; |
| 6632 | } |
| 6633 | case 0xeb: |
| 6634 | { |
| 6635 | InvalidInstruction(2); |
| 6636 | break; |
| 6637 | } |
| 6638 | case 0xec: |
| 6639 | { |
| 6640 | InvalidInstruction(2); |
| 6641 | break; |
| 6642 | } |
| 6643 | case 0xed: |
| 6644 | { |
| 6645 | InvalidInstruction(2); |
| 6646 | break; |
| 6647 | } |
| 6648 | case 0xee: |
| 6649 | { |
| 6650 | InvalidInstruction(2); |
| 6651 | break; |
| 6652 | } |
| 6653 | case 0xef: |
| 6654 | { |
| 6655 | InvalidInstruction(2); |
| 6656 | break; |
| 6657 | } |
| 6658 | case 0xf0: |
| 6659 | { |
| 6660 | InvalidInstruction(2); |
| 6661 | break; |
| 6662 | } |
| 6663 | case 0xf1: |
| 6664 | { |
| 6665 | InvalidInstruction(2); |
| 6666 | break; |
| 6667 | } |
| 6668 | case 0xf2: |
| 6669 | { |
| 6670 | InvalidInstruction(2); |
| 6671 | break; |
| 6672 | } |
| 6673 | case 0xf3: |
| 6674 | { |
| 6675 | InvalidInstruction(2); |
| 6676 | break; |
| 6677 | } |
| 6678 | case 0xf4: |
| 6679 | { |
| 6680 | InvalidInstruction(2); |
| 6681 | break; |
| 6682 | } |
| 6683 | case 0xf5: |
| 6684 | { |
| 6685 | InvalidInstruction(2); |
| 6686 | break; |
| 6687 | } |
| 6688 | case 0xf6: |
| 6689 | { |
| 6690 | InvalidInstruction(2); |
| 6691 | break; |
| 6692 | } |
| 6693 | case 0xf7: |
| 6694 | { |
| 6695 | InvalidInstruction(2); |
| 6696 | break; |
| 6697 | } |
| 6698 | case 0xf8: |
| 6699 | { |
| 6700 | InvalidInstruction(2); |
| 6701 | break; |
| 6702 | } |
| 6703 | case 0xf9: |
| 6704 | { |
| 6705 | InvalidInstruction(2); |
| 6706 | break; |
| 6707 | } |
| 6708 | case 0xfa: |
| 6709 | { |
| 6710 | InvalidInstruction(2); |
| 6711 | break; |
| 6712 | } |
| 6713 | case 0xfb: |
| 6714 | { |
| 6715 | InvalidInstruction(2); |
| 6716 | break; |
| 6717 | } |
| 6718 | case 0xfc: |
| 6719 | { |
| 6720 | InvalidInstruction(2); |
| 6721 | break; |
| 6722 | } |
| 6723 | case 0xfd: |
| 6724 | { |
| 6725 | InvalidInstruction(2); |
| 6726 | break; |
| 6727 | } |
| 6728 | case 0xfe: |
| 6729 | { |
| 6730 | InvalidInstruction(2); |
| 6731 | break; |
| 6732 | } |
| 6733 | case 0xff: |
| 6734 | { |
| 6735 | InvalidInstruction(2); |
| 6736 | break; |
| 6737 | } |
| 6738 | } |
| 6739 | } |
| 6740 | |
| 6741 | void DDHandler(void) |
| 6742 | { |
| 6743 | switch (*pbPC++) |
| 6744 | { |
| 6745 | case 0x00: |
| 6746 | { |
| 6747 | InvalidInstruction(2); |
| 6748 | break; |
| 6749 | } |
| 6750 | case 0x01: |
| 6751 | { |
| 6752 | InvalidInstruction(2); |
| 6753 | break; |
| 6754 | } |
| 6755 | case 0x02: |
| 6756 | { |
| 6757 | InvalidInstruction(2); |
| 6758 | break; |
| 6759 | } |
| 6760 | case 0x03: |
| 6761 | { |
| 6762 | InvalidInstruction(2); |
| 6763 | break; |
| 6764 | } |
| 6765 | case 0x04: |
| 6766 | { |
| 6767 | InvalidInstruction(2); |
| 6768 | break; |
| 6769 | } |
| 6770 | case 0x05: |
| 6771 | { |
| 6772 | InvalidInstruction(2); |
| 6773 | break; |
| 6774 | } |
| 6775 | case 0x06: |
| 6776 | { |
| 6777 | InvalidInstruction(2); |
| 6778 | break; |
| 6779 | } |
| 6780 | case 0x07: |
| 6781 | { |
| 6782 | InvalidInstruction(2); |
| 6783 | break; |
| 6784 | } |
| 6785 | case 0x08: |
| 6786 | { |
| 6787 | InvalidInstruction(2); |
| 6788 | break; |
| 6789 | } |
| 6790 | case 0x09: |
| 6791 | { |
| 6792 | sdwCyclesRemaining -= 15; |
| 6793 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 6794 | dwTemp = cpu.z80IX + cpu.z80BC; |
| 6795 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY) | (((cpu.z80IX ^ dwTemp ^ cpu.z80BC) >> 8) & Z80_FLAG_HALF_CARRY); |
| 6796 | cpu.z80IX = dwTemp & 0xffff; |
| 6797 | break; |
| 6798 | } |
| 6799 | case 0x0a: |
| 6800 | { |
| 6801 | InvalidInstruction(2); |
| 6802 | break; |
| 6803 | } |
| 6804 | case 0x0b: |
| 6805 | { |
| 6806 | InvalidInstruction(2); |
| 6807 | break; |
| 6808 | } |
| 6809 | case 0x0c: |
| 6810 | { |
| 6811 | InvalidInstruction(2); |
| 6812 | break; |
| 6813 | } |
| 6814 | case 0x0d: |
| 6815 | { |
| 6816 | InvalidInstruction(2); |
| 6817 | break; |
| 6818 | } |
| 6819 | case 0x0e: |
| 6820 | { |
| 6821 | InvalidInstruction(2); |
| 6822 | break; |
| 6823 | } |
| 6824 | case 0x0f: |
| 6825 | { |
| 6826 | InvalidInstruction(2); |
| 6827 | break; |
| 6828 | } |
| 6829 | case 0x10: |
| 6830 | { |
| 6831 | InvalidInstruction(2); |
| 6832 | break; |
| 6833 | } |
| 6834 | case 0x11: |
| 6835 | { |
| 6836 | InvalidInstruction(2); |
| 6837 | break; |
| 6838 | } |
| 6839 | case 0x12: |
| 6840 | { |
| 6841 | InvalidInstruction(2); |
| 6842 | break; |
| 6843 | } |
| 6844 | case 0x13: |
| 6845 | { |
| 6846 | InvalidInstruction(2); |
| 6847 | break; |
| 6848 | } |
| 6849 | case 0x14: |
| 6850 | { |
| 6851 | InvalidInstruction(2); |
| 6852 | break; |
| 6853 | } |
| 6854 | case 0x15: |
| 6855 | { |
| 6856 | InvalidInstruction(2); |
| 6857 | break; |
| 6858 | } |
| 6859 | case 0x16: |
| 6860 | { |
| 6861 | InvalidInstruction(2); |
| 6862 | break; |
| 6863 | } |
| 6864 | case 0x17: |
| 6865 | { |
| 6866 | InvalidInstruction(2); |
| 6867 | break; |
| 6868 | } |
| 6869 | case 0x18: |
| 6870 | { |
| 6871 | InvalidInstruction(2); |
| 6872 | break; |
| 6873 | } |
| 6874 | case 0x19: |
| 6875 | { |
| 6876 | sdwCyclesRemaining -= 15; |
| 6877 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 6878 | dwTemp = cpu.z80IX + cpu.z80DE; |
| 6879 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY) | (((cpu.z80IX ^ dwTemp ^ cpu.z80DE) >> 8) & Z80_FLAG_HALF_CARRY); |
| 6880 | cpu.z80IX = dwTemp & 0xffff; |
| 6881 | break; |
| 6882 | } |
| 6883 | case 0x1a: |
| 6884 | { |
| 6885 | InvalidInstruction(2); |
| 6886 | break; |
| 6887 | } |
| 6888 | case 0x1b: |
| 6889 | { |
| 6890 | InvalidInstruction(2); |
| 6891 | break; |
| 6892 | } |
| 6893 | case 0x1c: |
| 6894 | { |
| 6895 | InvalidInstruction(2); |
| 6896 | break; |
| 6897 | } |
| 6898 | case 0x1d: |
| 6899 | { |
| 6900 | InvalidInstruction(2); |
| 6901 | break; |
| 6902 | } |
| 6903 | case 0x1e: |
| 6904 | { |
| 6905 | InvalidInstruction(2); |
| 6906 | break; |
| 6907 | } |
| 6908 | case 0x1f: |
| 6909 | { |
| 6910 | InvalidInstruction(2); |
| 6911 | break; |
| 6912 | } |
| 6913 | case 0x20: |
| 6914 | { |
| 6915 | InvalidInstruction(2); |
| 6916 | break; |
| 6917 | } |
| 6918 | case 0x21: |
| 6919 | { |
| 6920 | sdwCyclesRemaining -= 14; |
| 6921 | cpu.z80IX = *pbPC++; |
| 6922 | cpu.z80IX |= ((UINT32) *pbPC++ << 8); |
| 6923 | break; |
| 6924 | } |
| 6925 | case 0x22: |
| 6926 | { |
| 6927 | sdwCyclesRemaining -= 20; |
| 6928 | dwAddr = *pbPC++; |
| 6929 | dwAddr |= ((UINT32) *pbPC++ << 8); |
| 6930 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 6931 | while (psMemWrite->lowAddr != 0xffffffff) |
| 6932 | { |
| 6933 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 6934 | { |
| 6935 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 6936 | if (psMemWrite->memoryCall) |
| 6937 | { |
| 6938 | psMemWrite->memoryCall(dwAddr, (cpu.z80IX & 0xff), psMemWrite); |
| 6939 | psMemWrite->memoryCall(dwAddr + 1, (cpu.z80IX >> 8), psMemWrite); |
| 6940 | } |
| 6941 | else |
| 6942 | { |
| 6943 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = cpu.z80IX; |
| 6944 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr) + 1) = cpu.z80IX >> 8; |
| 6945 | } |
| 6946 | psMemWrite = NULL; |
| 6947 | break; |
| 6948 | } |
| 6949 | ++psMemWrite; |
| 6950 | } |
| 6951 | |
| 6952 | if (psMemWrite) |
| 6953 | { |
| 6954 | cpu.z80Base[dwAddr] = (UINT8) cpu.z80IX; |
| 6955 | cpu.z80Base[dwAddr + 1] = (UINT8) ((UINT32) cpu.z80IX >> 8); |
| 6956 | } |
| 6957 | |
| 6958 | break; |
| 6959 | } |
| 6960 | case 0x23: |
| 6961 | { |
| 6962 | sdwCyclesRemaining -= 10; |
| 6963 | cpu.z80IX++; |
| 6964 | cpu.z80IX &= 0xffff; |
| 6965 | break; |
| 6966 | } |
| 6967 | case 0x24: |
| 6968 | { |
| 6969 | sdwCyclesRemaining -= 9; |
| 6970 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 6971 | cpu.z80F |= bPostIncFlags[cpu.z80XH++]; |
| 6972 | break; |
| 6973 | } |
| 6974 | case 0x25: |
| 6975 | { |
| 6976 | sdwCyclesRemaining -= 9; |
| 6977 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 6978 | cpu.z80F |= bPostDecFlags[cpu.z80XH--]; |
| 6979 | break; |
| 6980 | } |
| 6981 | case 0x26: |
| 6982 | { |
| 6983 | sdwCyclesRemaining -= 9; |
| 6984 | cpu.z80XH = *pbPC++; |
| 6985 | break; |
| 6986 | } |
| 6987 | case 0x27: |
| 6988 | { |
| 6989 | InvalidInstruction(2); |
| 6990 | break; |
| 6991 | } |
| 6992 | case 0x28: |
| 6993 | { |
| 6994 | InvalidInstruction(2); |
| 6995 | break; |
| 6996 | } |
| 6997 | case 0x29: |
| 6998 | { |
| 6999 | sdwCyclesRemaining -= 15; |
| 7000 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 7001 | dwTemp = cpu.z80IX + cpu.z80IX; |
| 7002 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY) | (((cpu.z80IX ^ dwTemp ^ cpu.z80HL) >> 8) & Z80_FLAG_HALF_CARRY); |
| 7003 | cpu.z80IX = dwTemp & 0xffff; |
| 7004 | break; |
| 7005 | } |
| 7006 | case 0x2a: |
| 7007 | { |
| 7008 | sdwCyclesRemaining -= 20; |
| 7009 | dwAddr = *pbPC++; |
| 7010 | dwAddr |= ((UINT32) *pbPC++ << 8); |
| 7011 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 7012 | while (psMemRead->lowAddr != 0xffffffff) |
| 7013 | { |
| 7014 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 7015 | { |
| 7016 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7017 | if (psMemRead->memoryCall) |
| 7018 | { |
| 7019 | cpu.z80IX = psMemRead->memoryCall(dwAddr, psMemRead); |
| 7020 | cpu.z80IX |= (UINT32) ((UINT32) psMemRead->memoryCall(dwAddr + 1, psMemRead) << 8); |
| 7021 | } |
| 7022 | else |
| 7023 | { |
| 7024 | cpu.z80IX = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 7025 | cpu.z80IX |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr + 1)) << 8); |
| 7026 | } |
| 7027 | psMemRead = NULL; |
| 7028 | break; |
| 7029 | } |
| 7030 | ++psMemRead; |
| 7031 | } |
| 7032 | |
| 7033 | if (psMemRead) |
| 7034 | { |
| 7035 | cpu.z80IX = cpu.z80Base[dwAddr]; |
| 7036 | cpu.z80IX |= (UINT32) ((UINT32) cpu.z80Base[dwAddr + 1] << 8); |
| 7037 | } |
| 7038 | |
| 7039 | break; |
| 7040 | } |
| 7041 | case 0x2b: |
| 7042 | { |
| 7043 | sdwCyclesRemaining -= 10; |
| 7044 | cpu.z80IX--; |
| 7045 | cpu.z80IX &= 0xffff; |
| 7046 | break; |
| 7047 | } |
| 7048 | case 0x2c: |
| 7049 | { |
| 7050 | sdwCyclesRemaining -= 9; |
| 7051 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 7052 | cpu.z80F |= bPostIncFlags[cpu.z80XL++]; |
| 7053 | break; |
| 7054 | } |
| 7055 | case 0x2d: |
| 7056 | { |
| 7057 | sdwCyclesRemaining -= 9; |
| 7058 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 7059 | cpu.z80F |= bPostDecFlags[cpu.z80XL--]; |
| 7060 | break; |
| 7061 | } |
| 7062 | case 0x2e: |
| 7063 | { |
| 7064 | sdwCyclesRemaining -= 9; |
| 7065 | cpu.z80XL = *pbPC++; |
| 7066 | break; |
| 7067 | } |
| 7068 | case 0x2f: |
| 7069 | { |
| 7070 | InvalidInstruction(2); |
| 7071 | break; |
| 7072 | } |
| 7073 | case 0x30: |
| 7074 | { |
| 7075 | InvalidInstruction(2); |
| 7076 | break; |
| 7077 | } |
| 7078 | case 0x31: |
| 7079 | { |
| 7080 | InvalidInstruction(2); |
| 7081 | break; |
| 7082 | } |
| 7083 | case 0x32: |
| 7084 | { |
| 7085 | InvalidInstruction(2); |
| 7086 | break; |
| 7087 | } |
| 7088 | case 0x33: |
| 7089 | { |
| 7090 | InvalidInstruction(2); |
| 7091 | break; |
| 7092 | } |
| 7093 | case 0x34: |
| 7094 | { |
| 7095 | sdwCyclesRemaining -= 23; |
| 7096 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 7097 | dwAddr = (sdwAddr + (INT32) cpu.z80IX) & 0xffff; |
| 7098 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 7099 | while (psMemRead->lowAddr != 0xffffffff) |
| 7100 | { |
| 7101 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 7102 | { |
| 7103 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7104 | if (psMemRead->memoryCall) |
| 7105 | { |
| 7106 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 7107 | } |
| 7108 | else |
| 7109 | { |
| 7110 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 7111 | } |
| 7112 | psMemRead = NULL; |
| 7113 | break; |
| 7114 | } |
| 7115 | ++psMemRead; |
| 7116 | } |
| 7117 | |
| 7118 | if (psMemRead) |
| 7119 | { |
| 7120 | bTemp = cpu.z80Base[dwAddr]; |
| 7121 | } |
| 7122 | |
| 7123 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 7124 | cpu.z80F |= bPostIncFlags[bTemp++]; |
| 7125 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 7126 | while (psMemWrite->lowAddr != 0xffffffff) |
| 7127 | { |
| 7128 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 7129 | { |
| 7130 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7131 | if (psMemWrite->memoryCall) |
| 7132 | { |
| 7133 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 7134 | } |
| 7135 | else |
| 7136 | { |
| 7137 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 7138 | } |
| 7139 | psMemWrite = NULL; |
| 7140 | break; |
| 7141 | } |
| 7142 | ++psMemWrite; |
| 7143 | } |
| 7144 | |
| 7145 | if (psMemWrite) |
| 7146 | { |
| 7147 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 7148 | } |
| 7149 | |
| 7150 | break; |
| 7151 | } |
| 7152 | case 0x35: |
| 7153 | { |
| 7154 | sdwCyclesRemaining -= 23; |
| 7155 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 7156 | dwAddr = (sdwAddr + (INT32) cpu.z80IX) & 0xffff; |
| 7157 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 7158 | while (psMemRead->lowAddr != 0xffffffff) |
| 7159 | { |
| 7160 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 7161 | { |
| 7162 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7163 | if (psMemRead->memoryCall) |
| 7164 | { |
| 7165 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 7166 | } |
| 7167 | else |
| 7168 | { |
| 7169 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 7170 | } |
| 7171 | psMemRead = NULL; |
| 7172 | break; |
| 7173 | } |
| 7174 | ++psMemRead; |
| 7175 | } |
| 7176 | |
| 7177 | if (psMemRead) |
| 7178 | { |
| 7179 | bTemp = cpu.z80Base[dwAddr]; |
| 7180 | } |
| 7181 | |
| 7182 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 7183 | cpu.z80F |= bPostDecFlags[bTemp--]; |
| 7184 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 7185 | while (psMemWrite->lowAddr != 0xffffffff) |
| 7186 | { |
| 7187 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 7188 | { |
| 7189 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7190 | if (psMemWrite->memoryCall) |
| 7191 | { |
| 7192 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 7193 | } |
| 7194 | else |
| 7195 | { |
| 7196 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 7197 | } |
| 7198 | psMemWrite = NULL; |
| 7199 | break; |
| 7200 | } |
| 7201 | ++psMemWrite; |
| 7202 | } |
| 7203 | |
| 7204 | if (psMemWrite) |
| 7205 | { |
| 7206 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 7207 | } |
| 7208 | |
| 7209 | break; |
| 7210 | } |
| 7211 | case 0x36: |
| 7212 | { |
| 7213 | sdwCyclesRemaining -= 19; |
| 7214 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7215 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7216 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 7217 | while (psMemWrite->lowAddr != 0xffffffff) |
| 7218 | { |
| 7219 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 7220 | { |
| 7221 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7222 | if (psMemWrite->memoryCall) |
| 7223 | { |
| 7224 | psMemWrite->memoryCall(sdwAddr, *pbPC++, psMemWrite); |
| 7225 | } |
| 7226 | else |
| 7227 | { |
| 7228 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = *pbPC++; |
| 7229 | } |
| 7230 | psMemWrite = NULL; |
| 7231 | break; |
| 7232 | } |
| 7233 | ++psMemWrite; |
| 7234 | } |
| 7235 | |
| 7236 | if (psMemWrite) |
| 7237 | { |
| 7238 | cpu.z80Base[sdwAddr] = (UINT8) *pbPC++; |
| 7239 | } |
| 7240 | |
| 7241 | break; |
| 7242 | } |
| 7243 | case 0x37: |
| 7244 | { |
| 7245 | InvalidInstruction(2); |
| 7246 | break; |
| 7247 | } |
| 7248 | case 0x38: |
| 7249 | { |
| 7250 | InvalidInstruction(2); |
| 7251 | break; |
| 7252 | } |
| 7253 | case 0x39: |
| 7254 | { |
| 7255 | sdwCyclesRemaining -= 15; |
| 7256 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 7257 | dwTemp = cpu.z80IX + cpu.z80sp; |
| 7258 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY) | (((cpu.z80IX ^ dwTemp ^ cpu.z80sp) >> 8) & Z80_FLAG_HALF_CARRY); |
| 7259 | cpu.z80IX = dwTemp & 0xffff; |
| 7260 | break; |
| 7261 | } |
| 7262 | case 0x3a: |
| 7263 | { |
| 7264 | InvalidInstruction(2); |
| 7265 | break; |
| 7266 | } |
| 7267 | case 0x3b: |
| 7268 | { |
| 7269 | InvalidInstruction(2); |
| 7270 | break; |
| 7271 | } |
| 7272 | case 0x3c: |
| 7273 | { |
| 7274 | InvalidInstruction(2); |
| 7275 | break; |
| 7276 | } |
| 7277 | case 0x3d: |
| 7278 | { |
| 7279 | InvalidInstruction(2); |
| 7280 | break; |
| 7281 | } |
| 7282 | case 0x3e: |
| 7283 | { |
| 7284 | InvalidInstruction(2); |
| 7285 | break; |
| 7286 | } |
| 7287 | case 0x3f: |
| 7288 | { |
| 7289 | InvalidInstruction(2); |
| 7290 | break; |
| 7291 | } |
| 7292 | case 0x40: |
| 7293 | { |
| 7294 | InvalidInstruction(2); |
| 7295 | break; |
| 7296 | } |
| 7297 | case 0x41: |
| 7298 | { |
| 7299 | InvalidInstruction(2); |
| 7300 | break; |
| 7301 | } |
| 7302 | case 0x42: |
| 7303 | { |
| 7304 | InvalidInstruction(2); |
| 7305 | break; |
| 7306 | } |
| 7307 | case 0x43: |
| 7308 | { |
| 7309 | InvalidInstruction(2); |
| 7310 | break; |
| 7311 | } |
| 7312 | case 0x44: |
| 7313 | { |
| 7314 | sdwCyclesRemaining -= 9; |
| 7315 | cpu.z80B = cpu.z80XH; |
| 7316 | break; |
| 7317 | } |
| 7318 | case 0x45: |
| 7319 | { |
| 7320 | sdwCyclesRemaining -= 9; |
| 7321 | cpu.z80B = cpu.z80XL; |
| 7322 | break; |
| 7323 | } |
| 7324 | case 0x46: |
| 7325 | { |
| 7326 | sdwCyclesRemaining -= 19; |
| 7327 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7328 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7329 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 7330 | while (psMemRead->lowAddr != 0xffffffff) |
| 7331 | { |
| 7332 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 7333 | { |
| 7334 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7335 | if (psMemRead->memoryCall) |
| 7336 | { |
| 7337 | cpu.z80B = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 7338 | } |
| 7339 | else |
| 7340 | { |
| 7341 | cpu.z80B = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 7342 | } |
| 7343 | psMemRead = NULL; |
| 7344 | break; |
| 7345 | } |
| 7346 | ++psMemRead; |
| 7347 | } |
| 7348 | |
| 7349 | if (psMemRead) |
| 7350 | { |
| 7351 | cpu.z80B = cpu.z80Base[sdwAddr]; |
| 7352 | } |
| 7353 | |
| 7354 | break; |
| 7355 | } |
| 7356 | case 0x47: |
| 7357 | { |
| 7358 | InvalidInstruction(2); |
| 7359 | break; |
| 7360 | } |
| 7361 | case 0x48: |
| 7362 | { |
| 7363 | InvalidInstruction(2); |
| 7364 | break; |
| 7365 | } |
| 7366 | case 0x49: |
| 7367 | { |
| 7368 | InvalidInstruction(2); |
| 7369 | break; |
| 7370 | } |
| 7371 | case 0x4a: |
| 7372 | { |
| 7373 | InvalidInstruction(2); |
| 7374 | break; |
| 7375 | } |
| 7376 | case 0x4b: |
| 7377 | { |
| 7378 | InvalidInstruction(2); |
| 7379 | break; |
| 7380 | } |
| 7381 | case 0x4c: |
| 7382 | { |
| 7383 | sdwCyclesRemaining -= 9; |
| 7384 | cpu.z80C = cpu.z80XH; |
| 7385 | break; |
| 7386 | } |
| 7387 | case 0x4d: |
| 7388 | { |
| 7389 | sdwCyclesRemaining -= 9; |
| 7390 | cpu.z80C = cpu.z80XL; |
| 7391 | break; |
| 7392 | } |
| 7393 | case 0x4e: |
| 7394 | { |
| 7395 | sdwCyclesRemaining -= 19; |
| 7396 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7397 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7398 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 7399 | while (psMemRead->lowAddr != 0xffffffff) |
| 7400 | { |
| 7401 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 7402 | { |
| 7403 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7404 | if (psMemRead->memoryCall) |
| 7405 | { |
| 7406 | cpu.z80C = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 7407 | } |
| 7408 | else |
| 7409 | { |
| 7410 | cpu.z80C = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 7411 | } |
| 7412 | psMemRead = NULL; |
| 7413 | break; |
| 7414 | } |
| 7415 | ++psMemRead; |
| 7416 | } |
| 7417 | |
| 7418 | if (psMemRead) |
| 7419 | { |
| 7420 | cpu.z80C = cpu.z80Base[sdwAddr]; |
| 7421 | } |
| 7422 | |
| 7423 | break; |
| 7424 | } |
| 7425 | case 0x4f: |
| 7426 | { |
| 7427 | InvalidInstruction(2); |
| 7428 | break; |
| 7429 | } |
| 7430 | case 0x50: |
| 7431 | { |
| 7432 | InvalidInstruction(2); |
| 7433 | break; |
| 7434 | } |
| 7435 | case 0x51: |
| 7436 | { |
| 7437 | InvalidInstruction(2); |
| 7438 | break; |
| 7439 | } |
| 7440 | case 0x52: |
| 7441 | { |
| 7442 | InvalidInstruction(2); |
| 7443 | break; |
| 7444 | } |
| 7445 | case 0x53: |
| 7446 | { |
| 7447 | InvalidInstruction(2); |
| 7448 | break; |
| 7449 | } |
| 7450 | case 0x54: |
| 7451 | { |
| 7452 | sdwCyclesRemaining -= 9; |
| 7453 | cpu.z80D = cpu.z80XH; |
| 7454 | break; |
| 7455 | } |
| 7456 | case 0x55: |
| 7457 | { |
| 7458 | sdwCyclesRemaining -= 9; |
| 7459 | cpu.z80D = cpu.z80XL; |
| 7460 | break; |
| 7461 | } |
| 7462 | case 0x56: |
| 7463 | { |
| 7464 | sdwCyclesRemaining -= 19; |
| 7465 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7466 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7467 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 7468 | while (psMemRead->lowAddr != 0xffffffff) |
| 7469 | { |
| 7470 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 7471 | { |
| 7472 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7473 | if (psMemRead->memoryCall) |
| 7474 | { |
| 7475 | cpu.z80D = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 7476 | } |
| 7477 | else |
| 7478 | { |
| 7479 | cpu.z80D = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 7480 | } |
| 7481 | psMemRead = NULL; |
| 7482 | break; |
| 7483 | } |
| 7484 | ++psMemRead; |
| 7485 | } |
| 7486 | |
| 7487 | if (psMemRead) |
| 7488 | { |
| 7489 | cpu.z80D = cpu.z80Base[sdwAddr]; |
| 7490 | } |
| 7491 | |
| 7492 | break; |
| 7493 | } |
| 7494 | case 0x57: |
| 7495 | { |
| 7496 | InvalidInstruction(2); |
| 7497 | break; |
| 7498 | } |
| 7499 | case 0x58: |
| 7500 | { |
| 7501 | InvalidInstruction(2); |
| 7502 | break; |
| 7503 | } |
| 7504 | case 0x59: |
| 7505 | { |
| 7506 | InvalidInstruction(2); |
| 7507 | break; |
| 7508 | } |
| 7509 | case 0x5a: |
| 7510 | { |
| 7511 | InvalidInstruction(2); |
| 7512 | break; |
| 7513 | } |
| 7514 | case 0x5b: |
| 7515 | { |
| 7516 | InvalidInstruction(2); |
| 7517 | break; |
| 7518 | } |
| 7519 | case 0x5c: |
| 7520 | { |
| 7521 | sdwCyclesRemaining -= 9; |
| 7522 | cpu.z80E = cpu.z80XH; |
| 7523 | break; |
| 7524 | } |
| 7525 | case 0x5d: |
| 7526 | { |
| 7527 | sdwCyclesRemaining -= 9; |
| 7528 | cpu.z80E = cpu.z80XL; |
| 7529 | break; |
| 7530 | } |
| 7531 | case 0x5e: |
| 7532 | { |
| 7533 | sdwCyclesRemaining -= 19; |
| 7534 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7535 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7536 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 7537 | while (psMemRead->lowAddr != 0xffffffff) |
| 7538 | { |
| 7539 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 7540 | { |
| 7541 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7542 | if (psMemRead->memoryCall) |
| 7543 | { |
| 7544 | cpu.z80E = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 7545 | } |
| 7546 | else |
| 7547 | { |
| 7548 | cpu.z80E = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 7549 | } |
| 7550 | psMemRead = NULL; |
| 7551 | break; |
| 7552 | } |
| 7553 | ++psMemRead; |
| 7554 | } |
| 7555 | |
| 7556 | if (psMemRead) |
| 7557 | { |
| 7558 | cpu.z80E = cpu.z80Base[sdwAddr]; |
| 7559 | } |
| 7560 | |
| 7561 | break; |
| 7562 | } |
| 7563 | case 0x5f: |
| 7564 | { |
| 7565 | InvalidInstruction(2); |
| 7566 | break; |
| 7567 | } |
| 7568 | case 0x60: |
| 7569 | { |
| 7570 | sdwCyclesRemaining -= 9; |
| 7571 | cpu.z80XH = cpu.z80B; |
| 7572 | break; |
| 7573 | } |
| 7574 | case 0x61: |
| 7575 | { |
| 7576 | sdwCyclesRemaining -= 9; |
| 7577 | cpu.z80XH = cpu.z80C; |
| 7578 | break; |
| 7579 | } |
| 7580 | case 0x62: |
| 7581 | { |
| 7582 | sdwCyclesRemaining -= 9; |
| 7583 | cpu.z80XH = cpu.z80D; |
| 7584 | break; |
| 7585 | } |
| 7586 | case 0x63: |
| 7587 | { |
| 7588 | sdwCyclesRemaining -= 9; |
| 7589 | cpu.z80XH = cpu.z80E; |
| 7590 | break; |
| 7591 | } |
| 7592 | case 0x64: |
| 7593 | { |
| 7594 | sdwCyclesRemaining -= 9; |
| 7595 | break; |
| 7596 | } |
| 7597 | case 0x65: |
| 7598 | { |
| 7599 | sdwCyclesRemaining -= 9; |
| 7600 | cpu.z80XH = cpu.z80XL; |
| 7601 | break; |
| 7602 | } |
| 7603 | case 0x66: |
| 7604 | { |
| 7605 | sdwCyclesRemaining -= 19; |
| 7606 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7607 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7608 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 7609 | while (psMemRead->lowAddr != 0xffffffff) |
| 7610 | { |
| 7611 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 7612 | { |
| 7613 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7614 | if (psMemRead->memoryCall) |
| 7615 | { |
| 7616 | cpu.z80H = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 7617 | } |
| 7618 | else |
| 7619 | { |
| 7620 | cpu.z80H = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 7621 | } |
| 7622 | psMemRead = NULL; |
| 7623 | break; |
| 7624 | } |
| 7625 | ++psMemRead; |
| 7626 | } |
| 7627 | |
| 7628 | if (psMemRead) |
| 7629 | { |
| 7630 | cpu.z80H = cpu.z80Base[sdwAddr]; |
| 7631 | } |
| 7632 | |
| 7633 | break; |
| 7634 | } |
| 7635 | case 0x67: |
| 7636 | { |
| 7637 | sdwCyclesRemaining -= 9; |
| 7638 | cpu.z80XH = cpu.z80A; |
| 7639 | break; |
| 7640 | } |
| 7641 | case 0x68: |
| 7642 | { |
| 7643 | sdwCyclesRemaining -= 9; |
| 7644 | cpu.z80XL = cpu.z80B; |
| 7645 | break; |
| 7646 | } |
| 7647 | case 0x69: |
| 7648 | { |
| 7649 | sdwCyclesRemaining -= 9; |
| 7650 | cpu.z80XL = cpu.z80C; |
| 7651 | break; |
| 7652 | } |
| 7653 | case 0x6a: |
| 7654 | { |
| 7655 | sdwCyclesRemaining -= 9; |
| 7656 | cpu.z80XL = cpu.z80D; |
| 7657 | break; |
| 7658 | } |
| 7659 | case 0x6b: |
| 7660 | { |
| 7661 | sdwCyclesRemaining -= 9; |
| 7662 | cpu.z80XL = cpu.z80E; |
| 7663 | break; |
| 7664 | } |
| 7665 | case 0x6c: |
| 7666 | { |
| 7667 | sdwCyclesRemaining -= 9; |
| 7668 | cpu.z80XL = cpu.z80XH; |
| 7669 | break; |
| 7670 | } |
| 7671 | case 0x6d: |
| 7672 | { |
| 7673 | sdwCyclesRemaining -= 9; |
| 7674 | break; |
| 7675 | } |
| 7676 | case 0x6e: |
| 7677 | { |
| 7678 | sdwCyclesRemaining -= 19; |
| 7679 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7680 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7681 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 7682 | while (psMemRead->lowAddr != 0xffffffff) |
| 7683 | { |
| 7684 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 7685 | { |
| 7686 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7687 | if (psMemRead->memoryCall) |
| 7688 | { |
| 7689 | cpu.z80L = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 7690 | } |
| 7691 | else |
| 7692 | { |
| 7693 | cpu.z80L = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 7694 | } |
| 7695 | psMemRead = NULL; |
| 7696 | break; |
| 7697 | } |
| 7698 | ++psMemRead; |
| 7699 | } |
| 7700 | |
| 7701 | if (psMemRead) |
| 7702 | { |
| 7703 | cpu.z80L = cpu.z80Base[sdwAddr]; |
| 7704 | } |
| 7705 | |
| 7706 | break; |
| 7707 | } |
| 7708 | case 0x6f: |
| 7709 | { |
| 7710 | sdwCyclesRemaining -= 9; |
| 7711 | cpu.z80XL = cpu.z80A; |
| 7712 | break; |
| 7713 | } |
| 7714 | case 0x70: |
| 7715 | { |
| 7716 | sdwCyclesRemaining -= 19; |
| 7717 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7718 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7719 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 7720 | while (psMemWrite->lowAddr != 0xffffffff) |
| 7721 | { |
| 7722 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 7723 | { |
| 7724 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7725 | if (psMemWrite->memoryCall) |
| 7726 | { |
| 7727 | psMemWrite->memoryCall(sdwAddr, cpu.z80B, psMemWrite); |
| 7728 | } |
| 7729 | else |
| 7730 | { |
| 7731 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80B; |
| 7732 | } |
| 7733 | psMemWrite = NULL; |
| 7734 | break; |
| 7735 | } |
| 7736 | ++psMemWrite; |
| 7737 | } |
| 7738 | |
| 7739 | if (psMemWrite) |
| 7740 | { |
| 7741 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80B; |
| 7742 | } |
| 7743 | |
| 7744 | break; |
| 7745 | } |
| 7746 | case 0x71: |
| 7747 | { |
| 7748 | sdwCyclesRemaining -= 19; |
| 7749 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7750 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7751 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 7752 | while (psMemWrite->lowAddr != 0xffffffff) |
| 7753 | { |
| 7754 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 7755 | { |
| 7756 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7757 | if (psMemWrite->memoryCall) |
| 7758 | { |
| 7759 | psMemWrite->memoryCall(sdwAddr, cpu.z80C, psMemWrite); |
| 7760 | } |
| 7761 | else |
| 7762 | { |
| 7763 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80C; |
| 7764 | } |
| 7765 | psMemWrite = NULL; |
| 7766 | break; |
| 7767 | } |
| 7768 | ++psMemWrite; |
| 7769 | } |
| 7770 | |
| 7771 | if (psMemWrite) |
| 7772 | { |
| 7773 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80C; |
| 7774 | } |
| 7775 | |
| 7776 | break; |
| 7777 | } |
| 7778 | case 0x72: |
| 7779 | { |
| 7780 | sdwCyclesRemaining -= 19; |
| 7781 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7782 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7783 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 7784 | while (psMemWrite->lowAddr != 0xffffffff) |
| 7785 | { |
| 7786 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 7787 | { |
| 7788 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7789 | if (psMemWrite->memoryCall) |
| 7790 | { |
| 7791 | psMemWrite->memoryCall(sdwAddr, cpu.z80D, psMemWrite); |
| 7792 | } |
| 7793 | else |
| 7794 | { |
| 7795 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80D; |
| 7796 | } |
| 7797 | psMemWrite = NULL; |
| 7798 | break; |
| 7799 | } |
| 7800 | ++psMemWrite; |
| 7801 | } |
| 7802 | |
| 7803 | if (psMemWrite) |
| 7804 | { |
| 7805 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80D; |
| 7806 | } |
| 7807 | |
| 7808 | break; |
| 7809 | } |
| 7810 | case 0x73: |
| 7811 | { |
| 7812 | sdwCyclesRemaining -= 19; |
| 7813 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7814 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7815 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 7816 | while (psMemWrite->lowAddr != 0xffffffff) |
| 7817 | { |
| 7818 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 7819 | { |
| 7820 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7821 | if (psMemWrite->memoryCall) |
| 7822 | { |
| 7823 | psMemWrite->memoryCall(sdwAddr, cpu.z80E, psMemWrite); |
| 7824 | } |
| 7825 | else |
| 7826 | { |
| 7827 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80E; |
| 7828 | } |
| 7829 | psMemWrite = NULL; |
| 7830 | break; |
| 7831 | } |
| 7832 | ++psMemWrite; |
| 7833 | } |
| 7834 | |
| 7835 | if (psMemWrite) |
| 7836 | { |
| 7837 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80E; |
| 7838 | } |
| 7839 | |
| 7840 | break; |
| 7841 | } |
| 7842 | case 0x74: |
| 7843 | { |
| 7844 | sdwCyclesRemaining -= 19; |
| 7845 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7846 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7847 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 7848 | while (psMemWrite->lowAddr != 0xffffffff) |
| 7849 | { |
| 7850 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 7851 | { |
| 7852 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7853 | if (psMemWrite->memoryCall) |
| 7854 | { |
| 7855 | psMemWrite->memoryCall(sdwAddr, cpu.z80H, psMemWrite); |
| 7856 | } |
| 7857 | else |
| 7858 | { |
| 7859 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80H; |
| 7860 | } |
| 7861 | psMemWrite = NULL; |
| 7862 | break; |
| 7863 | } |
| 7864 | ++psMemWrite; |
| 7865 | } |
| 7866 | |
| 7867 | if (psMemWrite) |
| 7868 | { |
| 7869 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80H; |
| 7870 | } |
| 7871 | |
| 7872 | break; |
| 7873 | } |
| 7874 | case 0x75: |
| 7875 | { |
| 7876 | sdwCyclesRemaining -= 19; |
| 7877 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7878 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7879 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 7880 | while (psMemWrite->lowAddr != 0xffffffff) |
| 7881 | { |
| 7882 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 7883 | { |
| 7884 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7885 | if (psMemWrite->memoryCall) |
| 7886 | { |
| 7887 | psMemWrite->memoryCall(sdwAddr, cpu.z80L, psMemWrite); |
| 7888 | } |
| 7889 | else |
| 7890 | { |
| 7891 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80L; |
| 7892 | } |
| 7893 | psMemWrite = NULL; |
| 7894 | break; |
| 7895 | } |
| 7896 | ++psMemWrite; |
| 7897 | } |
| 7898 | |
| 7899 | if (psMemWrite) |
| 7900 | { |
| 7901 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80L; |
| 7902 | } |
| 7903 | |
| 7904 | break; |
| 7905 | } |
| 7906 | case 0x76: |
| 7907 | { |
| 7908 | sdwCyclesRemaining -= 19; |
| 7909 | InvalidInstruction(2); |
| 7910 | break; |
| 7911 | } |
| 7912 | case 0x77: |
| 7913 | { |
| 7914 | sdwCyclesRemaining -= 19; |
| 7915 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7916 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7917 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 7918 | while (psMemWrite->lowAddr != 0xffffffff) |
| 7919 | { |
| 7920 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 7921 | { |
| 7922 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7923 | if (psMemWrite->memoryCall) |
| 7924 | { |
| 7925 | psMemWrite->memoryCall(sdwAddr, cpu.z80A, psMemWrite); |
| 7926 | } |
| 7927 | else |
| 7928 | { |
| 7929 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80A; |
| 7930 | } |
| 7931 | psMemWrite = NULL; |
| 7932 | break; |
| 7933 | } |
| 7934 | ++psMemWrite; |
| 7935 | } |
| 7936 | |
| 7937 | if (psMemWrite) |
| 7938 | { |
| 7939 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80A; |
| 7940 | } |
| 7941 | |
| 7942 | break; |
| 7943 | } |
| 7944 | case 0x78: |
| 7945 | { |
| 7946 | InvalidInstruction(2); |
| 7947 | break; |
| 7948 | } |
| 7949 | case 0x79: |
| 7950 | { |
| 7951 | InvalidInstruction(2); |
| 7952 | break; |
| 7953 | } |
| 7954 | case 0x7a: |
| 7955 | { |
| 7956 | InvalidInstruction(2); |
| 7957 | break; |
| 7958 | } |
| 7959 | case 0x7b: |
| 7960 | { |
| 7961 | InvalidInstruction(2); |
| 7962 | break; |
| 7963 | } |
| 7964 | case 0x7c: |
| 7965 | { |
| 7966 | sdwCyclesRemaining -= 9; |
| 7967 | cpu.z80A = cpu.z80XH; |
| 7968 | break; |
| 7969 | } |
| 7970 | case 0x7d: |
| 7971 | { |
| 7972 | sdwCyclesRemaining -= 9; |
| 7973 | cpu.z80A = cpu.z80XL; |
| 7974 | break; |
| 7975 | } |
| 7976 | case 0x7e: |
| 7977 | { |
| 7978 | sdwCyclesRemaining -= 19; |
| 7979 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 7980 | sdwAddr = ((INT32) cpu.z80IX + sdwAddr) & 0xffff; |
| 7981 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 7982 | while (psMemRead->lowAddr != 0xffffffff) |
| 7983 | { |
| 7984 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 7985 | { |
| 7986 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 7987 | if (psMemRead->memoryCall) |
| 7988 | { |
| 7989 | cpu.z80A = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 7990 | } |
| 7991 | else |
| 7992 | { |
| 7993 | cpu.z80A = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 7994 | } |
| 7995 | psMemRead = NULL; |
| 7996 | break; |
| 7997 | } |
| 7998 | ++psMemRead; |
| 7999 | } |
| 8000 | |
| 8001 | if (psMemRead) |
| 8002 | { |
| 8003 | cpu.z80A = cpu.z80Base[sdwAddr]; |
| 8004 | } |
| 8005 | |
| 8006 | break; |
| 8007 | } |
| 8008 | case 0x7f: |
| 8009 | { |
| 8010 | InvalidInstruction(2); |
| 8011 | break; |
| 8012 | } |
| 8013 | case 0x80: |
| 8014 | { |
| 8015 | InvalidInstruction(2); |
| 8016 | break; |
| 8017 | } |
| 8018 | case 0x81: |
| 8019 | { |
| 8020 | InvalidInstruction(2); |
| 8021 | break; |
| 8022 | } |
| 8023 | case 0x82: |
| 8024 | { |
| 8025 | InvalidInstruction(2); |
| 8026 | break; |
| 8027 | } |
| 8028 | case 0x83: |
| 8029 | { |
| 8030 | InvalidInstruction(2); |
| 8031 | break; |
| 8032 | } |
| 8033 | case 0x84: |
| 8034 | { |
| 8035 | sdwCyclesRemaining -= 9; |
| 8036 | bTemp2 = cpu.z80A + cpu.z80XH; |
| 8037 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8038 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8039 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80XH]; |
| 8040 | InvalidInstruction(2); |
| 8041 | break; |
| 8042 | } |
| 8043 | case 0x85: |
| 8044 | { |
| 8045 | sdwCyclesRemaining -= 9; |
| 8046 | bTemp2 = cpu.z80A + cpu.z80XL; |
| 8047 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8048 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8049 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80XL]; |
| 8050 | InvalidInstruction(2); |
| 8051 | break; |
| 8052 | } |
| 8053 | case 0x86: |
| 8054 | { |
| 8055 | sdwCyclesRemaining -= 19; |
| 8056 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 8057 | dwAddr = (sdwAddr + (INT32) cpu.z80IX) & 0xffff; |
| 8058 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 8059 | while (psMemRead->lowAddr != 0xffffffff) |
| 8060 | { |
| 8061 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 8062 | { |
| 8063 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 8064 | if (psMemRead->memoryCall) |
| 8065 | { |
| 8066 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 8067 | } |
| 8068 | else |
| 8069 | { |
| 8070 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 8071 | } |
| 8072 | psMemRead = NULL; |
| 8073 | break; |
| 8074 | } |
| 8075 | ++psMemRead; |
| 8076 | } |
| 8077 | |
| 8078 | if (psMemRead) |
| 8079 | { |
| 8080 | bTemp = cpu.z80Base[dwAddr]; |
| 8081 | } |
| 8082 | |
| 8083 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8084 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8085 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | bTemp]; |
| 8086 | cpu.z80A += bTemp; |
| 8087 | break; |
| 8088 | } |
| 8089 | case 0x87: |
| 8090 | { |
| 8091 | InvalidInstruction(2); |
| 8092 | break; |
| 8093 | } |
| 8094 | case 0x88: |
| 8095 | { |
| 8096 | InvalidInstruction(2); |
| 8097 | break; |
| 8098 | } |
| 8099 | case 0x89: |
| 8100 | { |
| 8101 | InvalidInstruction(2); |
| 8102 | break; |
| 8103 | } |
| 8104 | case 0x8a: |
| 8105 | { |
| 8106 | InvalidInstruction(2); |
| 8107 | break; |
| 8108 | } |
| 8109 | case 0x8b: |
| 8110 | { |
| 8111 | InvalidInstruction(2); |
| 8112 | break; |
| 8113 | } |
| 8114 | case 0x8c: |
| 8115 | { |
| 8116 | sdwCyclesRemaining -= 9; |
| 8117 | bTemp2 = cpu.z80A + cpu.z80XH + (cpu.z80F & Z80_FLAG_CARRY); |
| 8118 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8119 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8120 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80XH | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 8121 | InvalidInstruction(2); |
| 8122 | break; |
| 8123 | } |
| 8124 | case 0x8d: |
| 8125 | { |
| 8126 | sdwCyclesRemaining -= 9; |
| 8127 | bTemp2 = cpu.z80A + cpu.z80XL + (cpu.z80F & Z80_FLAG_CARRY); |
| 8128 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8129 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8130 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80XL | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 8131 | InvalidInstruction(2); |
| 8132 | break; |
| 8133 | } |
| 8134 | case 0x8e: |
| 8135 | { |
| 8136 | sdwCyclesRemaining -= 19; |
| 8137 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 8138 | dwAddr = (sdwAddr + (INT32) cpu.z80IX) & 0xffff; |
| 8139 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 8140 | while (psMemRead->lowAddr != 0xffffffff) |
| 8141 | { |
| 8142 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 8143 | { |
| 8144 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 8145 | if (psMemRead->memoryCall) |
| 8146 | { |
| 8147 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 8148 | } |
| 8149 | else |
| 8150 | { |
| 8151 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 8152 | } |
| 8153 | psMemRead = NULL; |
| 8154 | break; |
| 8155 | } |
| 8156 | ++psMemRead; |
| 8157 | } |
| 8158 | |
| 8159 | if (psMemRead) |
| 8160 | { |
| 8161 | bTemp = cpu.z80Base[dwAddr]; |
| 8162 | } |
| 8163 | |
| 8164 | bTemp2 = (cpu.z80F & Z80_FLAG_CARRY); |
| 8165 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8166 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8167 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | bTemp | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 8168 | cpu.z80A += bTemp + bTemp2; |
| 8169 | break; |
| 8170 | } |
| 8171 | case 0x8f: |
| 8172 | { |
| 8173 | InvalidInstruction(2); |
| 8174 | break; |
| 8175 | } |
| 8176 | case 0x90: |
| 8177 | { |
| 8178 | InvalidInstruction(2); |
| 8179 | break; |
| 8180 | } |
| 8181 | case 0x91: |
| 8182 | { |
| 8183 | InvalidInstruction(2); |
| 8184 | break; |
| 8185 | } |
| 8186 | case 0x92: |
| 8187 | { |
| 8188 | InvalidInstruction(2); |
| 8189 | break; |
| 8190 | } |
| 8191 | case 0x93: |
| 8192 | { |
| 8193 | InvalidInstruction(2); |
| 8194 | break; |
| 8195 | } |
| 8196 | case 0x94: |
| 8197 | { |
| 8198 | sdwCyclesRemaining -= 9; |
| 8199 | bTemp2 = cpu.z80A - cpu.z80XH; |
| 8200 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8201 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8202 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80XH]; |
| 8203 | InvalidInstruction(2); |
| 8204 | break; |
| 8205 | } |
| 8206 | case 0x95: |
| 8207 | { |
| 8208 | sdwCyclesRemaining -= 9; |
| 8209 | bTemp2 = cpu.z80A - cpu.z80XL; |
| 8210 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8211 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8212 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80XL]; |
| 8213 | InvalidInstruction(2); |
| 8214 | break; |
| 8215 | } |
| 8216 | case 0x96: |
| 8217 | { |
| 8218 | sdwCyclesRemaining -= 19; |
| 8219 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 8220 | dwAddr = (sdwAddr + (INT32) cpu.z80IX) & 0xffff; |
| 8221 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 8222 | while (psMemRead->lowAddr != 0xffffffff) |
| 8223 | { |
| 8224 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 8225 | { |
| 8226 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 8227 | if (psMemRead->memoryCall) |
| 8228 | { |
| 8229 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 8230 | } |
| 8231 | else |
| 8232 | { |
| 8233 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 8234 | } |
| 8235 | psMemRead = NULL; |
| 8236 | break; |
| 8237 | } |
| 8238 | ++psMemRead; |
| 8239 | } |
| 8240 | |
| 8241 | if (psMemRead) |
| 8242 | { |
| 8243 | bTemp = cpu.z80Base[dwAddr]; |
| 8244 | } |
| 8245 | |
| 8246 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8247 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8248 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp]; |
| 8249 | cpu.z80A -= bTemp; |
| 8250 | break; |
| 8251 | } |
| 8252 | case 0x97: |
| 8253 | { |
| 8254 | InvalidInstruction(2); |
| 8255 | break; |
| 8256 | } |
| 8257 | case 0x98: |
| 8258 | { |
| 8259 | InvalidInstruction(2); |
| 8260 | break; |
| 8261 | } |
| 8262 | case 0x99: |
| 8263 | { |
| 8264 | InvalidInstruction(2); |
| 8265 | break; |
| 8266 | } |
| 8267 | case 0x9a: |
| 8268 | { |
| 8269 | InvalidInstruction(2); |
| 8270 | break; |
| 8271 | } |
| 8272 | case 0x9b: |
| 8273 | { |
| 8274 | InvalidInstruction(2); |
| 8275 | break; |
| 8276 | } |
| 8277 | case 0x9c: |
| 8278 | { |
| 8279 | sdwCyclesRemaining -= 9; |
| 8280 | bTemp2 = cpu.z80A - cpu.z80XH - (cpu.z80F & Z80_FLAG_CARRY); |
| 8281 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8282 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8283 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80XH | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 8284 | InvalidInstruction(2); |
| 8285 | break; |
| 8286 | } |
| 8287 | case 0x9d: |
| 8288 | { |
| 8289 | sdwCyclesRemaining -= 9; |
| 8290 | bTemp2 = cpu.z80A - cpu.z80XL - (cpu.z80F & Z80_FLAG_CARRY); |
| 8291 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8292 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8293 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80XL | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 8294 | InvalidInstruction(2); |
| 8295 | break; |
| 8296 | } |
| 8297 | case 0x9e: |
| 8298 | { |
| 8299 | sdwCyclesRemaining -= 19; |
| 8300 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 8301 | dwAddr = (sdwAddr + (INT32) cpu.z80IX) & 0xffff; |
| 8302 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 8303 | while (psMemRead->lowAddr != 0xffffffff) |
| 8304 | { |
| 8305 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 8306 | { |
| 8307 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 8308 | if (psMemRead->memoryCall) |
| 8309 | { |
| 8310 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 8311 | } |
| 8312 | else |
| 8313 | { |
| 8314 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 8315 | } |
| 8316 | psMemRead = NULL; |
| 8317 | break; |
| 8318 | } |
| 8319 | ++psMemRead; |
| 8320 | } |
| 8321 | |
| 8322 | if (psMemRead) |
| 8323 | { |
| 8324 | bTemp = cpu.z80Base[dwAddr]; |
| 8325 | } |
| 8326 | |
| 8327 | bTemp2 = cpu.z80A; |
| 8328 | cpu.z80A = cpu.z80A - bTemp - (cpu.z80F & Z80_FLAG_CARRY); |
| 8329 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8330 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8331 | pbSubSbcTable[((UINT32) bTemp2 << 8) | bTemp | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 8332 | break; |
| 8333 | } |
| 8334 | case 0x9f: |
| 8335 | { |
| 8336 | InvalidInstruction(2); |
| 8337 | break; |
| 8338 | } |
| 8339 | case 0xa0: |
| 8340 | { |
| 8341 | InvalidInstruction(2); |
| 8342 | break; |
| 8343 | } |
| 8344 | case 0xa1: |
| 8345 | { |
| 8346 | InvalidInstruction(2); |
| 8347 | break; |
| 8348 | } |
| 8349 | case 0xa2: |
| 8350 | { |
| 8351 | InvalidInstruction(2); |
| 8352 | break; |
| 8353 | } |
| 8354 | case 0xa3: |
| 8355 | { |
| 8356 | InvalidInstruction(2); |
| 8357 | break; |
| 8358 | } |
| 8359 | case 0xa4: |
| 8360 | { |
| 8361 | sdwCyclesRemaining -= 9; |
| 8362 | cpu.z80A &= cpu.z80XH; |
| 8363 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 8364 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 8365 | |
| 8366 | InvalidInstruction(2); |
| 8367 | break; |
| 8368 | } |
| 8369 | case 0xa5: |
| 8370 | { |
| 8371 | sdwCyclesRemaining -= 9; |
| 8372 | cpu.z80A &= cpu.z80XL; |
| 8373 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 8374 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 8375 | |
| 8376 | InvalidInstruction(2); |
| 8377 | break; |
| 8378 | } |
| 8379 | case 0xa6: |
| 8380 | { |
| 8381 | sdwCyclesRemaining -= 19; |
| 8382 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 8383 | dwAddr = (sdwAddr + (INT32) cpu.z80IX) & 0xffff; |
| 8384 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 8385 | while (psMemRead->lowAddr != 0xffffffff) |
| 8386 | { |
| 8387 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 8388 | { |
| 8389 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 8390 | if (psMemRead->memoryCall) |
| 8391 | { |
| 8392 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 8393 | } |
| 8394 | else |
| 8395 | { |
| 8396 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 8397 | } |
| 8398 | psMemRead = NULL; |
| 8399 | break; |
| 8400 | } |
| 8401 | ++psMemRead; |
| 8402 | } |
| 8403 | |
| 8404 | if (psMemRead) |
| 8405 | { |
| 8406 | bTemp = cpu.z80Base[dwAddr]; |
| 8407 | } |
| 8408 | |
| 8409 | cpu.z80A &= bTemp; |
| 8410 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 8411 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 8412 | |
| 8413 | break; |
| 8414 | } |
| 8415 | case 0xa7: |
| 8416 | { |
| 8417 | InvalidInstruction(2); |
| 8418 | break; |
| 8419 | } |
| 8420 | case 0xa8: |
| 8421 | { |
| 8422 | InvalidInstruction(2); |
| 8423 | break; |
| 8424 | } |
| 8425 | case 0xa9: |
| 8426 | { |
| 8427 | InvalidInstruction(2); |
| 8428 | break; |
| 8429 | } |
| 8430 | case 0xaa: |
| 8431 | { |
| 8432 | InvalidInstruction(2); |
| 8433 | break; |
| 8434 | } |
| 8435 | case 0xab: |
| 8436 | { |
| 8437 | InvalidInstruction(2); |
| 8438 | break; |
| 8439 | } |
| 8440 | case 0xac: |
| 8441 | { |
| 8442 | sdwCyclesRemaining -= 9; |
| 8443 | cpu.z80A ^= cpu.z80XH; |
| 8444 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 8445 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 8446 | |
| 8447 | InvalidInstruction(2); |
| 8448 | break; |
| 8449 | } |
| 8450 | case 0xad: |
| 8451 | { |
| 8452 | sdwCyclesRemaining -= 9; |
| 8453 | cpu.z80A ^= cpu.z80XL; |
| 8454 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 8455 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 8456 | |
| 8457 | InvalidInstruction(2); |
| 8458 | break; |
| 8459 | } |
| 8460 | case 0xae: |
| 8461 | { |
| 8462 | sdwCyclesRemaining -= 19; |
| 8463 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 8464 | dwAddr = (sdwAddr + (INT32) cpu.z80IX) & 0xffff; |
| 8465 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 8466 | while (psMemRead->lowAddr != 0xffffffff) |
| 8467 | { |
| 8468 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 8469 | { |
| 8470 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 8471 | if (psMemRead->memoryCall) |
| 8472 | { |
| 8473 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 8474 | } |
| 8475 | else |
| 8476 | { |
| 8477 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 8478 | } |
| 8479 | psMemRead = NULL; |
| 8480 | break; |
| 8481 | } |
| 8482 | ++psMemRead; |
| 8483 | } |
| 8484 | |
| 8485 | if (psMemRead) |
| 8486 | { |
| 8487 | bTemp = cpu.z80Base[dwAddr]; |
| 8488 | } |
| 8489 | |
| 8490 | cpu.z80A ^= bTemp; |
| 8491 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 8492 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 8493 | |
| 8494 | break; |
| 8495 | } |
| 8496 | case 0xaf: |
| 8497 | { |
| 8498 | InvalidInstruction(2); |
| 8499 | break; |
| 8500 | } |
| 8501 | case 0xb0: |
| 8502 | { |
| 8503 | InvalidInstruction(2); |
| 8504 | break; |
| 8505 | } |
| 8506 | case 0xb1: |
| 8507 | { |
| 8508 | InvalidInstruction(2); |
| 8509 | break; |
| 8510 | } |
| 8511 | case 0xb2: |
| 8512 | { |
| 8513 | InvalidInstruction(2); |
| 8514 | break; |
| 8515 | } |
| 8516 | case 0xb3: |
| 8517 | { |
| 8518 | InvalidInstruction(2); |
| 8519 | break; |
| 8520 | } |
| 8521 | case 0xb4: |
| 8522 | { |
| 8523 | sdwCyclesRemaining -= 9; |
| 8524 | cpu.z80A |= cpu.z80XH; |
| 8525 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 8526 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 8527 | |
| 8528 | InvalidInstruction(2); |
| 8529 | break; |
| 8530 | } |
| 8531 | case 0xb5: |
| 8532 | { |
| 8533 | sdwCyclesRemaining -= 9; |
| 8534 | cpu.z80A |= cpu.z80XL; |
| 8535 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 8536 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 8537 | |
| 8538 | InvalidInstruction(2); |
| 8539 | break; |
| 8540 | } |
| 8541 | case 0xb6: |
| 8542 | { |
| 8543 | sdwCyclesRemaining -= 19; |
| 8544 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 8545 | dwAddr = (sdwAddr + (INT32) cpu.z80IX) & 0xffff; |
| 8546 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 8547 | while (psMemRead->lowAddr != 0xffffffff) |
| 8548 | { |
| 8549 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 8550 | { |
| 8551 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 8552 | if (psMemRead->memoryCall) |
| 8553 | { |
| 8554 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 8555 | } |
| 8556 | else |
| 8557 | { |
| 8558 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 8559 | } |
| 8560 | psMemRead = NULL; |
| 8561 | break; |
| 8562 | } |
| 8563 | ++psMemRead; |
| 8564 | } |
| 8565 | |
| 8566 | if (psMemRead) |
| 8567 | { |
| 8568 | bTemp = cpu.z80Base[dwAddr]; |
| 8569 | } |
| 8570 | |
| 8571 | cpu.z80A |= bTemp; |
| 8572 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 8573 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 8574 | |
| 8575 | break; |
| 8576 | } |
| 8577 | case 0xb7: |
| 8578 | { |
| 8579 | InvalidInstruction(2); |
| 8580 | break; |
| 8581 | } |
| 8582 | case 0xb8: |
| 8583 | { |
| 8584 | InvalidInstruction(2); |
| 8585 | break; |
| 8586 | } |
| 8587 | case 0xb9: |
| 8588 | { |
| 8589 | InvalidInstruction(2); |
| 8590 | break; |
| 8591 | } |
| 8592 | case 0xba: |
| 8593 | { |
| 8594 | InvalidInstruction(2); |
| 8595 | break; |
| 8596 | } |
| 8597 | case 0xbb: |
| 8598 | { |
| 8599 | InvalidInstruction(2); |
| 8600 | break; |
| 8601 | } |
| 8602 | case 0xbc: |
| 8603 | { |
| 8604 | sdwCyclesRemaining -= 9; |
| 8605 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 8606 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 8607 | |
| 8608 | InvalidInstruction(2); |
| 8609 | break; |
| 8610 | } |
| 8611 | case 0xbd: |
| 8612 | { |
| 8613 | sdwCyclesRemaining -= 9; |
| 8614 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 8615 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 8616 | |
| 8617 | InvalidInstruction(2); |
| 8618 | break; |
| 8619 | } |
| 8620 | case 0xbe: |
| 8621 | { |
| 8622 | sdwCyclesRemaining -= 19; |
| 8623 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 8624 | dwAddr = (sdwAddr + (INT32) cpu.z80IX) & 0xffff; |
| 8625 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 8626 | while (psMemRead->lowAddr != 0xffffffff) |
| 8627 | { |
| 8628 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 8629 | { |
| 8630 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 8631 | if (psMemRead->memoryCall) |
| 8632 | { |
| 8633 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 8634 | } |
| 8635 | else |
| 8636 | { |
| 8637 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 8638 | } |
| 8639 | psMemRead = NULL; |
| 8640 | break; |
| 8641 | } |
| 8642 | ++psMemRead; |
| 8643 | } |
| 8644 | |
| 8645 | if (psMemRead) |
| 8646 | { |
| 8647 | bTemp = cpu.z80Base[dwAddr]; |
| 8648 | } |
| 8649 | |
| 8650 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 8651 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 8652 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp]; |
| 8653 | break; |
| 8654 | } |
| 8655 | case 0xbf: |
| 8656 | { |
| 8657 | InvalidInstruction(2); |
| 8658 | break; |
| 8659 | } |
| 8660 | case 0xc0: |
| 8661 | { |
| 8662 | InvalidInstruction(2); |
| 8663 | break; |
| 8664 | } |
| 8665 | case 0xc1: |
| 8666 | { |
| 8667 | InvalidInstruction(2); |
| 8668 | break; |
| 8669 | } |
| 8670 | case 0xc2: |
| 8671 | { |
| 8672 | InvalidInstruction(2); |
| 8673 | break; |
| 8674 | } |
| 8675 | case 0xc3: |
| 8676 | { |
| 8677 | InvalidInstruction(2); |
| 8678 | break; |
| 8679 | } |
| 8680 | case 0xc4: |
| 8681 | { |
| 8682 | InvalidInstruction(2); |
| 8683 | break; |
| 8684 | } |
| 8685 | case 0xc5: |
| 8686 | { |
| 8687 | InvalidInstruction(2); |
| 8688 | break; |
| 8689 | } |
| 8690 | case 0xc6: |
| 8691 | { |
| 8692 | InvalidInstruction(2); |
| 8693 | break; |
| 8694 | } |
| 8695 | case 0xc7: |
| 8696 | { |
| 8697 | InvalidInstruction(2); |
| 8698 | break; |
| 8699 | } |
| 8700 | case 0xc8: |
| 8701 | { |
| 8702 | InvalidInstruction(2); |
| 8703 | break; |
| 8704 | } |
| 8705 | case 0xc9: |
| 8706 | { |
| 8707 | InvalidInstruction(2); |
| 8708 | break; |
| 8709 | } |
| 8710 | case 0xca: |
| 8711 | { |
| 8712 | InvalidInstruction(2); |
| 8713 | break; |
| 8714 | } |
| 8715 | case 0xcb: |
| 8716 | { |
| 8717 | DDFDCBHandler(0); |
| 8718 | break; |
| 8719 | } |
| 8720 | case 0xcc: |
| 8721 | { |
| 8722 | InvalidInstruction(2); |
| 8723 | break; |
| 8724 | } |
| 8725 | case 0xcd: |
| 8726 | { |
| 8727 | InvalidInstruction(2); |
| 8728 | break; |
| 8729 | } |
| 8730 | case 0xce: |
| 8731 | { |
| 8732 | InvalidInstruction(2); |
| 8733 | break; |
| 8734 | } |
| 8735 | case 0xcf: |
| 8736 | { |
| 8737 | InvalidInstruction(2); |
| 8738 | break; |
| 8739 | } |
| 8740 | case 0xd0: |
| 8741 | { |
| 8742 | InvalidInstruction(2); |
| 8743 | break; |
| 8744 | } |
| 8745 | case 0xd1: |
| 8746 | { |
| 8747 | InvalidInstruction(2); |
| 8748 | break; |
| 8749 | } |
| 8750 | case 0xd2: |
| 8751 | { |
| 8752 | InvalidInstruction(2); |
| 8753 | break; |
| 8754 | } |
| 8755 | case 0xd3: |
| 8756 | { |
| 8757 | InvalidInstruction(2); |
| 8758 | break; |
| 8759 | } |
| 8760 | case 0xd4: |
| 8761 | { |
| 8762 | InvalidInstruction(2); |
| 8763 | break; |
| 8764 | } |
| 8765 | case 0xd5: |
| 8766 | { |
| 8767 | InvalidInstruction(2); |
| 8768 | break; |
| 8769 | } |
| 8770 | case 0xd6: |
| 8771 | { |
| 8772 | InvalidInstruction(2); |
| 8773 | break; |
| 8774 | } |
| 8775 | case 0xd7: |
| 8776 | { |
| 8777 | InvalidInstruction(2); |
| 8778 | break; |
| 8779 | } |
| 8780 | case 0xd8: |
| 8781 | { |
| 8782 | InvalidInstruction(2); |
| 8783 | break; |
| 8784 | } |
| 8785 | case 0xd9: |
| 8786 | { |
| 8787 | InvalidInstruction(2); |
| 8788 | break; |
| 8789 | } |
| 8790 | case 0xda: |
| 8791 | { |
| 8792 | InvalidInstruction(2); |
| 8793 | break; |
| 8794 | } |
| 8795 | case 0xdb: |
| 8796 | { |
| 8797 | InvalidInstruction(2); |
| 8798 | break; |
| 8799 | } |
| 8800 | case 0xdc: |
| 8801 | { |
| 8802 | InvalidInstruction(2); |
| 8803 | break; |
| 8804 | } |
| 8805 | case 0xdd: |
| 8806 | { |
| 8807 | InvalidInstruction(2); |
| 8808 | break; |
| 8809 | } |
| 8810 | case 0xde: |
| 8811 | { |
| 8812 | InvalidInstruction(2); |
| 8813 | break; |
| 8814 | } |
| 8815 | case 0xdf: |
| 8816 | { |
| 8817 | InvalidInstruction(2); |
| 8818 | break; |
| 8819 | } |
| 8820 | case 0xe0: |
| 8821 | { |
| 8822 | InvalidInstruction(2); |
| 8823 | break; |
| 8824 | } |
| 8825 | case 0xe1: |
| 8826 | { |
| 8827 | sdwCyclesRemaining -= 14; |
| 8828 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 8829 | while (psMemRead->lowAddr != 0xffffffff) |
| 8830 | { |
| 8831 | if ((cpu.z80sp >= psMemRead->lowAddr) && (cpu.z80sp <= psMemRead->highAddr)) |
| 8832 | { |
| 8833 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 8834 | if (psMemRead->memoryCall) |
| 8835 | { |
| 8836 | cpu.z80IX = psMemRead->memoryCall(cpu.z80sp, psMemRead); |
| 8837 | cpu.z80IX |= (UINT32) ((UINT32) psMemRead->memoryCall(cpu.z80sp + 1, psMemRead) << 8); |
| 8838 | } |
| 8839 | else |
| 8840 | { |
| 8841 | cpu.z80IX = *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr)); |
| 8842 | cpu.z80IX |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr + 1)) << 8); |
| 8843 | } |
| 8844 | psMemRead = NULL; |
| 8845 | break; |
| 8846 | } |
| 8847 | ++psMemRead; |
| 8848 | } |
| 8849 | |
| 8850 | if (psMemRead) |
| 8851 | { |
| 8852 | cpu.z80IX = cpu.z80Base[cpu.z80sp]; |
| 8853 | cpu.z80IX |= (UINT32) ((UINT32) cpu.z80Base[cpu.z80sp + 1] << 8); |
| 8854 | } |
| 8855 | |
| 8856 | cpu.z80sp += 2; |
| 8857 | pbSP = (cpu.z80Base + cpu.z80sp); /* Normalize the stack pointer */ |
| 8858 | break; |
| 8859 | } |
| 8860 | case 0xe2: |
| 8861 | { |
| 8862 | InvalidInstruction(2); |
| 8863 | break; |
| 8864 | } |
| 8865 | case 0xe3: |
| 8866 | { |
| 8867 | sdwCyclesRemaining -= 23; |
| 8868 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 8869 | while (psMemRead->lowAddr != 0xffffffff) |
| 8870 | { |
| 8871 | if ((cpu.z80sp >= psMemRead->lowAddr) && (cpu.z80sp <= psMemRead->highAddr)) |
| 8872 | { |
| 8873 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 8874 | if (psMemRead->memoryCall) |
| 8875 | { |
| 8876 | dwAddr = psMemRead->memoryCall(cpu.z80sp, psMemRead); |
| 8877 | dwAddr |= (UINT32) ((UINT32) psMemRead->memoryCall(cpu.z80sp + 1, psMemRead) << 8); |
| 8878 | } |
| 8879 | else |
| 8880 | { |
| 8881 | dwAddr = *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr)); |
| 8882 | dwAddr |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr + 1)) << 8); |
| 8883 | } |
| 8884 | psMemRead = NULL; |
| 8885 | break; |
| 8886 | } |
| 8887 | ++psMemRead; |
| 8888 | } |
| 8889 | |
| 8890 | if (psMemRead) |
| 8891 | { |
| 8892 | dwAddr = cpu.z80Base[cpu.z80sp]; |
| 8893 | dwAddr |= (UINT32) ((UINT32) cpu.z80Base[cpu.z80sp + 1] << 8); |
| 8894 | } |
| 8895 | |
| 8896 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 8897 | while (psMemWrite->lowAddr != 0xffffffff) |
| 8898 | { |
| 8899 | if ((cpu.z80sp >= psMemWrite->lowAddr) && (cpu.z80sp <= psMemWrite->highAddr)) |
| 8900 | { |
| 8901 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 8902 | if (psMemWrite->memoryCall) |
| 8903 | { |
| 8904 | psMemWrite->memoryCall(cpu.z80sp, (cpu.z80IX & 0xff), psMemWrite); |
| 8905 | psMemWrite->memoryCall(cpu.z80sp + 1, (cpu.z80IX >> 8), psMemWrite); |
| 8906 | } |
| 8907 | else |
| 8908 | { |
| 8909 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr)) = cpu.z80IX; |
| 8910 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr) + 1) = cpu.z80IX >> 8; |
| 8911 | } |
| 8912 | psMemWrite = NULL; |
| 8913 | break; |
| 8914 | } |
| 8915 | ++psMemWrite; |
| 8916 | } |
| 8917 | |
| 8918 | if (psMemWrite) |
| 8919 | { |
| 8920 | cpu.z80Base[cpu.z80sp] = (UINT8) cpu.z80IX; |
| 8921 | cpu.z80Base[cpu.z80sp + 1] = (UINT8) ((UINT32) cpu.z80IX >> 8); |
| 8922 | } |
| 8923 | |
| 8924 | cpu.z80IX = dwAddr; |
| 8925 | break; |
| 8926 | } |
| 8927 | case 0xe4: |
| 8928 | { |
| 8929 | InvalidInstruction(2); |
| 8930 | break; |
| 8931 | } |
| 8932 | case 0xe5: |
| 8933 | { |
| 8934 | sdwCyclesRemaining -= 15; |
| 8935 | cpu.z80sp -= 2; |
| 8936 | pbSP = (cpu.z80Base + cpu.z80sp); /* Normalize the stack pointer */ |
| 8937 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 8938 | while (psMemWrite->lowAddr != 0xffffffff) |
| 8939 | { |
| 8940 | if ((cpu.z80sp >= psMemWrite->lowAddr) && (cpu.z80sp <= psMemWrite->highAddr)) |
| 8941 | { |
| 8942 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 8943 | if (psMemWrite->memoryCall) |
| 8944 | { |
| 8945 | psMemWrite->memoryCall(cpu.z80sp, (cpu.z80IX & 0xff), psMemWrite); |
| 8946 | psMemWrite->memoryCall(cpu.z80sp + 1, (cpu.z80IX >> 8), psMemWrite); |
| 8947 | } |
| 8948 | else |
| 8949 | { |
| 8950 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr)) = cpu.z80IX; |
| 8951 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr) + 1) = cpu.z80IX >> 8; |
| 8952 | } |
| 8953 | psMemWrite = NULL; |
| 8954 | break; |
| 8955 | } |
| 8956 | ++psMemWrite; |
| 8957 | } |
| 8958 | |
| 8959 | if (psMemWrite) |
| 8960 | { |
| 8961 | cpu.z80Base[cpu.z80sp] = (UINT8) cpu.z80IX; |
| 8962 | cpu.z80Base[cpu.z80sp + 1] = (UINT8) ((UINT32) cpu.z80IX >> 8); |
| 8963 | } |
| 8964 | |
| 8965 | break; |
| 8966 | } |
| 8967 | case 0xe6: |
| 8968 | { |
| 8969 | InvalidInstruction(2); |
| 8970 | break; |
| 8971 | } |
| 8972 | case 0xe7: |
| 8973 | { |
| 8974 | InvalidInstruction(2); |
| 8975 | break; |
| 8976 | } |
| 8977 | case 0xe8: |
| 8978 | { |
| 8979 | InvalidInstruction(2); |
| 8980 | break; |
| 8981 | } |
| 8982 | case 0xe9: |
| 8983 | { |
| 8984 | sdwCyclesRemaining -= 8; |
| 8985 | pbPC = cpu.z80Base + cpu.z80IX; |
| 8986 | break; |
| 8987 | } |
| 8988 | case 0xea: |
| 8989 | { |
| 8990 | InvalidInstruction(2); |
| 8991 | break; |
| 8992 | } |
| 8993 | case 0xeb: |
| 8994 | { |
| 8995 | InvalidInstruction(2); |
| 8996 | break; |
| 8997 | } |
| 8998 | case 0xec: |
| 8999 | { |
| 9000 | InvalidInstruction(2); |
| 9001 | break; |
| 9002 | } |
| 9003 | case 0xed: |
| 9004 | { |
| 9005 | InvalidInstruction(2); |
| 9006 | break; |
| 9007 | } |
| 9008 | case 0xee: |
| 9009 | { |
| 9010 | InvalidInstruction(2); |
| 9011 | break; |
| 9012 | } |
| 9013 | case 0xef: |
| 9014 | { |
| 9015 | InvalidInstruction(2); |
| 9016 | break; |
| 9017 | } |
| 9018 | case 0xf0: |
| 9019 | { |
| 9020 | InvalidInstruction(2); |
| 9021 | break; |
| 9022 | } |
| 9023 | case 0xf1: |
| 9024 | { |
| 9025 | InvalidInstruction(2); |
| 9026 | break; |
| 9027 | } |
| 9028 | case 0xf2: |
| 9029 | { |
| 9030 | InvalidInstruction(2); |
| 9031 | break; |
| 9032 | } |
| 9033 | case 0xf3: |
| 9034 | { |
| 9035 | InvalidInstruction(2); |
| 9036 | break; |
| 9037 | } |
| 9038 | case 0xf4: |
| 9039 | { |
| 9040 | InvalidInstruction(2); |
| 9041 | break; |
| 9042 | } |
| 9043 | case 0xf5: |
| 9044 | { |
| 9045 | InvalidInstruction(2); |
| 9046 | break; |
| 9047 | } |
| 9048 | case 0xf6: |
| 9049 | { |
| 9050 | InvalidInstruction(2); |
| 9051 | break; |
| 9052 | } |
| 9053 | case 0xf7: |
| 9054 | { |
| 9055 | InvalidInstruction(2); |
| 9056 | break; |
| 9057 | } |
| 9058 | case 0xf8: |
| 9059 | { |
| 9060 | InvalidInstruction(2); |
| 9061 | break; |
| 9062 | } |
| 9063 | case 0xf9: |
| 9064 | { |
| 9065 | sdwCyclesRemaining -= 10; |
| 9066 | cpu.z80sp = cpu.z80IX; |
| 9067 | break; |
| 9068 | } |
| 9069 | case 0xfa: |
| 9070 | { |
| 9071 | InvalidInstruction(2); |
| 9072 | break; |
| 9073 | } |
| 9074 | case 0xfb: |
| 9075 | { |
| 9076 | InvalidInstruction(2); |
| 9077 | break; |
| 9078 | } |
| 9079 | case 0xfc: |
| 9080 | { |
| 9081 | InvalidInstruction(2); |
| 9082 | break; |
| 9083 | } |
| 9084 | case 0xfd: |
| 9085 | { |
| 9086 | InvalidInstruction(2); |
| 9087 | break; |
| 9088 | } |
| 9089 | case 0xfe: |
| 9090 | { |
| 9091 | InvalidInstruction(2); |
| 9092 | break; |
| 9093 | } |
| 9094 | case 0xff: |
| 9095 | { |
| 9096 | InvalidInstruction(2); |
| 9097 | break; |
| 9098 | } |
| 9099 | } |
| 9100 | } |
| 9101 | void DDFDCBHandler(UINT32 dwWhich) |
| 9102 | { |
| 9103 | if (dwWhich) |
| 9104 | { |
| 9105 | dwAddr = (UINT32) ((INT32) cpu.z80IY + ((INT32) *pbPC++)) & 0xffff; |
| 9106 | } |
| 9107 | else |
| 9108 | { |
| 9109 | dwAddr = (UINT32) ((INT32) cpu.z80IX + ((INT32) *pbPC++)) & 0xffff; |
| 9110 | } |
| 9111 | |
| 9112 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 9113 | while (psMemRead->lowAddr != 0xffffffff) |
| 9114 | { |
| 9115 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 9116 | { |
| 9117 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 9118 | if (psMemRead->memoryCall) |
| 9119 | { |
| 9120 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 9121 | } |
| 9122 | else |
| 9123 | { |
| 9124 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 9125 | } |
| 9126 | psMemRead = NULL; |
| 9127 | break; |
| 9128 | } |
| 9129 | ++psMemRead; |
| 9130 | } |
| 9131 | |
| 9132 | if (psMemRead) |
| 9133 | { |
| 9134 | bTemp = cpu.z80Base[dwAddr]; |
| 9135 | } |
| 9136 | |
| 9137 | switch (*pbPC++) |
| 9138 | { |
| 9139 | case 0x00: |
| 9140 | { |
| 9141 | InvalidInstruction(4); |
| 9142 | break; |
| 9143 | } |
| 9144 | case 0x01: |
| 9145 | { |
| 9146 | InvalidInstruction(4); |
| 9147 | break; |
| 9148 | } |
| 9149 | case 0x02: |
| 9150 | { |
| 9151 | InvalidInstruction(4); |
| 9152 | break; |
| 9153 | } |
| 9154 | case 0x03: |
| 9155 | { |
| 9156 | InvalidInstruction(4); |
| 9157 | break; |
| 9158 | } |
| 9159 | case 0x04: |
| 9160 | { |
| 9161 | InvalidInstruction(4); |
| 9162 | break; |
| 9163 | } |
| 9164 | case 0x05: |
| 9165 | { |
| 9166 | InvalidInstruction(4); |
| 9167 | break; |
| 9168 | } |
| 9169 | case 0x06: |
| 9170 | { |
| 9171 | sdwCyclesRemaining -= 23; |
| 9172 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 9173 | bTemp2 = (bTemp >> 7); |
| 9174 | bTemp = (bTemp << 1) | bTemp2; |
| 9175 | cpu.z80F |= bTemp2 | bPostORFlags[bTemp]; |
| 9176 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 9177 | while (psMemWrite->lowAddr != 0xffffffff) |
| 9178 | { |
| 9179 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 9180 | { |
| 9181 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 9182 | if (psMemWrite->memoryCall) |
| 9183 | { |
| 9184 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 9185 | } |
| 9186 | else |
| 9187 | { |
| 9188 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 9189 | } |
| 9190 | psMemWrite = NULL; |
| 9191 | break; |
| 9192 | } |
| 9193 | ++psMemWrite; |
| 9194 | } |
| 9195 | |
| 9196 | if (psMemWrite) |
| 9197 | { |
| 9198 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 9199 | } |
| 9200 | |
| 9201 | break; |
| 9202 | } |
| 9203 | case 0x07: |
| 9204 | { |
| 9205 | InvalidInstruction(4); |
| 9206 | break; |
| 9207 | } |
| 9208 | case 0x08: |
| 9209 | { |
| 9210 | InvalidInstruction(4); |
| 9211 | break; |
| 9212 | } |
| 9213 | case 0x09: |
| 9214 | { |
| 9215 | InvalidInstruction(4); |
| 9216 | break; |
| 9217 | } |
| 9218 | case 0x0a: |
| 9219 | { |
| 9220 | InvalidInstruction(4); |
| 9221 | break; |
| 9222 | } |
| 9223 | case 0x0b: |
| 9224 | { |
| 9225 | InvalidInstruction(4); |
| 9226 | break; |
| 9227 | } |
| 9228 | case 0x0c: |
| 9229 | { |
| 9230 | InvalidInstruction(4); |
| 9231 | break; |
| 9232 | } |
| 9233 | case 0x0d: |
| 9234 | { |
| 9235 | InvalidInstruction(4); |
| 9236 | break; |
| 9237 | } |
| 9238 | case 0x0e: |
| 9239 | { |
| 9240 | sdwCyclesRemaining -= 23; |
| 9241 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 9242 | cpu.z80F |= (bTemp & Z80_FLAG_CARRY); |
| 9243 | bTemp = (bTemp >> 1) | (bTemp << 7); |
| 9244 | cpu.z80F |= bPostORFlags[bTemp]; |
| 9245 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 9246 | while (psMemWrite->lowAddr != 0xffffffff) |
| 9247 | { |
| 9248 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 9249 | { |
| 9250 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 9251 | if (psMemWrite->memoryCall) |
| 9252 | { |
| 9253 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 9254 | } |
| 9255 | else |
| 9256 | { |
| 9257 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 9258 | } |
| 9259 | psMemWrite = NULL; |
| 9260 | break; |
| 9261 | } |
| 9262 | ++psMemWrite; |
| 9263 | } |
| 9264 | |
| 9265 | if (psMemWrite) |
| 9266 | { |
| 9267 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 9268 | } |
| 9269 | |
| 9270 | break; |
| 9271 | } |
| 9272 | case 0x0f: |
| 9273 | { |
| 9274 | InvalidInstruction(4); |
| 9275 | break; |
| 9276 | } |
| 9277 | case 0x10: |
| 9278 | { |
| 9279 | InvalidInstruction(4); |
| 9280 | break; |
| 9281 | } |
| 9282 | case 0x11: |
| 9283 | { |
| 9284 | InvalidInstruction(4); |
| 9285 | break; |
| 9286 | } |
| 9287 | case 0x12: |
| 9288 | { |
| 9289 | InvalidInstruction(4); |
| 9290 | break; |
| 9291 | } |
| 9292 | case 0x13: |
| 9293 | { |
| 9294 | InvalidInstruction(4); |
| 9295 | break; |
| 9296 | } |
| 9297 | case 0x14: |
| 9298 | { |
| 9299 | InvalidInstruction(4); |
| 9300 | break; |
| 9301 | } |
| 9302 | case 0x15: |
| 9303 | { |
| 9304 | InvalidInstruction(4); |
| 9305 | break; |
| 9306 | } |
| 9307 | case 0x16: |
| 9308 | { |
| 9309 | sdwCyclesRemaining -= 23; |
| 9310 | bTemp2 = cpu.z80F & Z80_FLAG_CARRY; |
| 9311 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 9312 | cpu.z80F |= (bTemp >> 7); |
| 9313 | bTemp = (bTemp << 1) | bTemp2; |
| 9314 | cpu.z80F |= bPostORFlags[bTemp]; |
| 9315 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 9316 | while (psMemWrite->lowAddr != 0xffffffff) |
| 9317 | { |
| 9318 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 9319 | { |
| 9320 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 9321 | if (psMemWrite->memoryCall) |
| 9322 | { |
| 9323 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 9324 | } |
| 9325 | else |
| 9326 | { |
| 9327 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 9328 | } |
| 9329 | psMemWrite = NULL; |
| 9330 | break; |
| 9331 | } |
| 9332 | ++psMemWrite; |
| 9333 | } |
| 9334 | |
| 9335 | if (psMemWrite) |
| 9336 | { |
| 9337 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 9338 | } |
| 9339 | |
| 9340 | break; |
| 9341 | } |
| 9342 | case 0x17: |
| 9343 | { |
| 9344 | InvalidInstruction(4); |
| 9345 | break; |
| 9346 | } |
| 9347 | case 0x18: |
| 9348 | { |
| 9349 | InvalidInstruction(4); |
| 9350 | break; |
| 9351 | } |
| 9352 | case 0x19: |
| 9353 | { |
| 9354 | InvalidInstruction(4); |
| 9355 | break; |
| 9356 | } |
| 9357 | case 0x1a: |
| 9358 | { |
| 9359 | InvalidInstruction(4); |
| 9360 | break; |
| 9361 | } |
| 9362 | case 0x1b: |
| 9363 | { |
| 9364 | InvalidInstruction(4); |
| 9365 | break; |
| 9366 | } |
| 9367 | case 0x1c: |
| 9368 | { |
| 9369 | InvalidInstruction(4); |
| 9370 | break; |
| 9371 | } |
| 9372 | case 0x1d: |
| 9373 | { |
| 9374 | InvalidInstruction(4); |
| 9375 | break; |
| 9376 | } |
| 9377 | case 0x1e: |
| 9378 | { |
| 9379 | sdwCyclesRemaining -= 23; |
| 9380 | bTemp2 = (cpu.z80F & Z80_FLAG_CARRY) << 7; |
| 9381 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 9382 | cpu.z80F |= (bTemp & Z80_FLAG_CARRY); |
| 9383 | bTemp = (bTemp >> 1) | bTemp2; |
| 9384 | cpu.z80F |= bPostORFlags[bTemp]; |
| 9385 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 9386 | while (psMemWrite->lowAddr != 0xffffffff) |
| 9387 | { |
| 9388 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 9389 | { |
| 9390 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 9391 | if (psMemWrite->memoryCall) |
| 9392 | { |
| 9393 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 9394 | } |
| 9395 | else |
| 9396 | { |
| 9397 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 9398 | } |
| 9399 | psMemWrite = NULL; |
| 9400 | break; |
| 9401 | } |
| 9402 | ++psMemWrite; |
| 9403 | } |
| 9404 | |
| 9405 | if (psMemWrite) |
| 9406 | { |
| 9407 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 9408 | } |
| 9409 | |
| 9410 | break; |
| 9411 | } |
| 9412 | case 0x1f: |
| 9413 | { |
| 9414 | InvalidInstruction(4); |
| 9415 | break; |
| 9416 | } |
| 9417 | case 0x20: |
| 9418 | { |
| 9419 | InvalidInstruction(4); |
| 9420 | break; |
| 9421 | } |
| 9422 | case 0x21: |
| 9423 | { |
| 9424 | InvalidInstruction(4); |
| 9425 | break; |
| 9426 | } |
| 9427 | case 0x22: |
| 9428 | { |
| 9429 | InvalidInstruction(4); |
| 9430 | break; |
| 9431 | } |
| 9432 | case 0x23: |
| 9433 | { |
| 9434 | InvalidInstruction(4); |
| 9435 | break; |
| 9436 | } |
| 9437 | case 0x24: |
| 9438 | { |
| 9439 | InvalidInstruction(4); |
| 9440 | break; |
| 9441 | } |
| 9442 | case 0x25: |
| 9443 | { |
| 9444 | InvalidInstruction(4); |
| 9445 | break; |
| 9446 | } |
| 9447 | case 0x26: |
| 9448 | { |
| 9449 | sdwCyclesRemaining -= 23; |
| 9450 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 9451 | cpu.z80F |= (bTemp >> 7); |
| 9452 | bTemp = (bTemp << 1); |
| 9453 | cpu.z80F |= bPostORFlags[bTemp]; |
| 9454 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 9455 | while (psMemWrite->lowAddr != 0xffffffff) |
| 9456 | { |
| 9457 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 9458 | { |
| 9459 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 9460 | if (psMemWrite->memoryCall) |
| 9461 | { |
| 9462 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 9463 | } |
| 9464 | else |
| 9465 | { |
| 9466 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 9467 | } |
| 9468 | psMemWrite = NULL; |
| 9469 | break; |
| 9470 | } |
| 9471 | ++psMemWrite; |
| 9472 | } |
| 9473 | |
| 9474 | if (psMemWrite) |
| 9475 | { |
| 9476 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 9477 | } |
| 9478 | |
| 9479 | break; |
| 9480 | } |
| 9481 | case 0x27: |
| 9482 | { |
| 9483 | InvalidInstruction(4); |
| 9484 | break; |
| 9485 | } |
| 9486 | case 0x28: |
| 9487 | { |
| 9488 | InvalidInstruction(4); |
| 9489 | break; |
| 9490 | } |
| 9491 | case 0x29: |
| 9492 | { |
| 9493 | InvalidInstruction(4); |
| 9494 | break; |
| 9495 | } |
| 9496 | case 0x2a: |
| 9497 | { |
| 9498 | InvalidInstruction(4); |
| 9499 | break; |
| 9500 | } |
| 9501 | case 0x2b: |
| 9502 | { |
| 9503 | InvalidInstruction(4); |
| 9504 | break; |
| 9505 | } |
| 9506 | case 0x2c: |
| 9507 | { |
| 9508 | InvalidInstruction(4); |
| 9509 | break; |
| 9510 | } |
| 9511 | case 0x2d: |
| 9512 | { |
| 9513 | InvalidInstruction(4); |
| 9514 | break; |
| 9515 | } |
| 9516 | case 0x2e: |
| 9517 | { |
| 9518 | sdwCyclesRemaining -= 23; |
| 9519 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 9520 | cpu.z80F |= (bTemp & Z80_FLAG_CARRY); |
| 9521 | bTemp = (bTemp >> 1) | (bTemp & 0x80); |
| 9522 | cpu.z80F |= bPostORFlags[bTemp]; |
| 9523 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 9524 | while (psMemWrite->lowAddr != 0xffffffff) |
| 9525 | { |
| 9526 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 9527 | { |
| 9528 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 9529 | if (psMemWrite->memoryCall) |
| 9530 | { |
| 9531 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 9532 | } |
| 9533 | else |
| 9534 | { |
| 9535 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 9536 | } |
| 9537 | psMemWrite = NULL; |
| 9538 | break; |
| 9539 | } |
| 9540 | ++psMemWrite; |
| 9541 | } |
| 9542 | |
| 9543 | if (psMemWrite) |
| 9544 | { |
| 9545 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 9546 | } |
| 9547 | |
| 9548 | break; |
| 9549 | } |
| 9550 | case 0x2f: |
| 9551 | { |
| 9552 | InvalidInstruction(4); |
| 9553 | break; |
| 9554 | } |
| 9555 | case 0x30: |
| 9556 | { |
| 9557 | InvalidInstruction(4); |
| 9558 | break; |
| 9559 | } |
| 9560 | case 0x31: |
| 9561 | { |
| 9562 | InvalidInstruction(4); |
| 9563 | break; |
| 9564 | } |
| 9565 | case 0x32: |
| 9566 | { |
| 9567 | InvalidInstruction(4); |
| 9568 | break; |
| 9569 | } |
| 9570 | case 0x33: |
| 9571 | { |
| 9572 | InvalidInstruction(4); |
| 9573 | break; |
| 9574 | } |
| 9575 | case 0x34: |
| 9576 | { |
| 9577 | InvalidInstruction(4); |
| 9578 | break; |
| 9579 | } |
| 9580 | case 0x35: |
| 9581 | { |
| 9582 | InvalidInstruction(4); |
| 9583 | break; |
| 9584 | } |
| 9585 | case 0x36: |
| 9586 | { |
| 9587 | sdwCyclesRemaining -= 23; |
| 9588 | InvalidInstruction(4); |
| 9589 | break; |
| 9590 | } |
| 9591 | case 0x37: |
| 9592 | { |
| 9593 | InvalidInstruction(4); |
| 9594 | break; |
| 9595 | } |
| 9596 | case 0x38: |
| 9597 | { |
| 9598 | InvalidInstruction(4); |
| 9599 | break; |
| 9600 | } |
| 9601 | case 0x39: |
| 9602 | { |
| 9603 | InvalidInstruction(4); |
| 9604 | break; |
| 9605 | } |
| 9606 | case 0x3a: |
| 9607 | { |
| 9608 | InvalidInstruction(4); |
| 9609 | break; |
| 9610 | } |
| 9611 | case 0x3b: |
| 9612 | { |
| 9613 | InvalidInstruction(4); |
| 9614 | break; |
| 9615 | } |
| 9616 | case 0x3c: |
| 9617 | { |
| 9618 | InvalidInstruction(4); |
| 9619 | break; |
| 9620 | } |
| 9621 | case 0x3d: |
| 9622 | { |
| 9623 | InvalidInstruction(4); |
| 9624 | break; |
| 9625 | } |
| 9626 | case 0x3e: |
| 9627 | { |
| 9628 | sdwCyclesRemaining -= 23; |
| 9629 | cpu.z80F &= ~(Z80_FLAG_ZERO | Z80_FLAG_SIGN | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE | Z80_FLAG_CARRY); |
| 9630 | cpu.z80F |= (bTemp & Z80_FLAG_CARRY); |
| 9631 | bTemp = (bTemp >> 1); |
| 9632 | cpu.z80F |= bPostORFlags[bTemp]; |
| 9633 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 9634 | while (psMemWrite->lowAddr != 0xffffffff) |
| 9635 | { |
| 9636 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 9637 | { |
| 9638 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 9639 | if (psMemWrite->memoryCall) |
| 9640 | { |
| 9641 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 9642 | } |
| 9643 | else |
| 9644 | { |
| 9645 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 9646 | } |
| 9647 | psMemWrite = NULL; |
| 9648 | break; |
| 9649 | } |
| 9650 | ++psMemWrite; |
| 9651 | } |
| 9652 | |
| 9653 | if (psMemWrite) |
| 9654 | { |
| 9655 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 9656 | } |
| 9657 | |
| 9658 | break; |
| 9659 | } |
| 9660 | case 0x3f: |
| 9661 | { |
| 9662 | InvalidInstruction(4); |
| 9663 | break; |
| 9664 | } |
| 9665 | case 0x40: |
| 9666 | { |
| 9667 | sdwCyclesRemaining -= 20; |
| 9668 | InvalidInstruction(4); |
| 9669 | break; |
| 9670 | } |
| 9671 | case 0x41: |
| 9672 | { |
| 9673 | sdwCyclesRemaining -= 20; |
| 9674 | InvalidInstruction(4); |
| 9675 | break; |
| 9676 | } |
| 9677 | case 0x42: |
| 9678 | { |
| 9679 | sdwCyclesRemaining -= 20; |
| 9680 | InvalidInstruction(4); |
| 9681 | break; |
| 9682 | } |
| 9683 | case 0x43: |
| 9684 | { |
| 9685 | sdwCyclesRemaining -= 20; |
| 9686 | InvalidInstruction(4); |
| 9687 | break; |
| 9688 | } |
| 9689 | case 0x44: |
| 9690 | { |
| 9691 | sdwCyclesRemaining -= 20; |
| 9692 | InvalidInstruction(4); |
| 9693 | break; |
| 9694 | } |
| 9695 | case 0x45: |
| 9696 | { |
| 9697 | sdwCyclesRemaining -= 20; |
| 9698 | InvalidInstruction(4); |
| 9699 | break; |
| 9700 | } |
| 9701 | case 0x46: |
| 9702 | { |
| 9703 | sdwCyclesRemaining -= 20; |
| 9704 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_ZERO | Z80_FLAG_NEGATIVE)) | Z80_FLAG_HALF_CARRY; |
| 9705 | if (!(bTemp & 0x01)) |
| 9706 | { |
| 9707 | cpu.z80F |= Z80_FLAG_ZERO; |
| 9708 | } |
| 9709 | break; |
| 9710 | } |
| 9711 | case 0x47: |
| 9712 | { |
| 9713 | sdwCyclesRemaining -= 20; |
| 9714 | InvalidInstruction(4); |
| 9715 | break; |
| 9716 | } |
| 9717 | case 0x48: |
| 9718 | { |
| 9719 | sdwCyclesRemaining -= 20; |
| 9720 | InvalidInstruction(4); |
| 9721 | break; |
| 9722 | } |
| 9723 | case 0x49: |
| 9724 | { |
| 9725 | sdwCyclesRemaining -= 20; |
| 9726 | InvalidInstruction(4); |
| 9727 | break; |
| 9728 | } |
| 9729 | case 0x4a: |
| 9730 | { |
| 9731 | sdwCyclesRemaining -= 20; |
| 9732 | InvalidInstruction(4); |
| 9733 | break; |
| 9734 | } |
| 9735 | case 0x4b: |
| 9736 | { |
| 9737 | sdwCyclesRemaining -= 20; |
| 9738 | InvalidInstruction(4); |
| 9739 | break; |
| 9740 | } |
| 9741 | case 0x4c: |
| 9742 | { |
| 9743 | sdwCyclesRemaining -= 20; |
| 9744 | InvalidInstruction(4); |
| 9745 | break; |
| 9746 | } |
| 9747 | case 0x4d: |
| 9748 | { |
| 9749 | sdwCyclesRemaining -= 20; |
| 9750 | InvalidInstruction(4); |
| 9751 | break; |
| 9752 | } |
| 9753 | case 0x4e: |
| 9754 | { |
| 9755 | sdwCyclesRemaining -= 20; |
| 9756 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_ZERO | Z80_FLAG_NEGATIVE)) | Z80_FLAG_HALF_CARRY; |
| 9757 | if (!(bTemp & 0x02)) |
| 9758 | { |
| 9759 | cpu.z80F |= Z80_FLAG_ZERO; |
| 9760 | } |
| 9761 | break; |
| 9762 | } |
| 9763 | case 0x4f: |
| 9764 | { |
| 9765 | sdwCyclesRemaining -= 20; |
| 9766 | InvalidInstruction(4); |
| 9767 | break; |
| 9768 | } |
| 9769 | case 0x50: |
| 9770 | { |
| 9771 | sdwCyclesRemaining -= 20; |
| 9772 | InvalidInstruction(4); |
| 9773 | break; |
| 9774 | } |
| 9775 | case 0x51: |
| 9776 | { |
| 9777 | sdwCyclesRemaining -= 20; |
| 9778 | InvalidInstruction(4); |
| 9779 | break; |
| 9780 | } |
| 9781 | case 0x52: |
| 9782 | { |
| 9783 | sdwCyclesRemaining -= 20; |
| 9784 | InvalidInstruction(4); |
| 9785 | break; |
| 9786 | } |
| 9787 | case 0x53: |
| 9788 | { |
| 9789 | sdwCyclesRemaining -= 20; |
| 9790 | InvalidInstruction(4); |
| 9791 | break; |
| 9792 | } |
| 9793 | case 0x54: |
| 9794 | { |
| 9795 | sdwCyclesRemaining -= 20; |
| 9796 | InvalidInstruction(4); |
| 9797 | break; |
| 9798 | } |
| 9799 | case 0x55: |
| 9800 | { |
| 9801 | sdwCyclesRemaining -= 20; |
| 9802 | InvalidInstruction(4); |
| 9803 | break; |
| 9804 | } |
| 9805 | case 0x56: |
| 9806 | { |
| 9807 | sdwCyclesRemaining -= 20; |
| 9808 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_ZERO | Z80_FLAG_NEGATIVE)) | Z80_FLAG_HALF_CARRY; |
| 9809 | if (!(bTemp & 0x04)) |
| 9810 | { |
| 9811 | cpu.z80F |= Z80_FLAG_ZERO; |
| 9812 | } |
| 9813 | break; |
| 9814 | } |
| 9815 | case 0x57: |
| 9816 | { |
| 9817 | sdwCyclesRemaining -= 20; |
| 9818 | InvalidInstruction(4); |
| 9819 | break; |
| 9820 | } |
| 9821 | case 0x58: |
| 9822 | { |
| 9823 | sdwCyclesRemaining -= 20; |
| 9824 | InvalidInstruction(4); |
| 9825 | break; |
| 9826 | } |
| 9827 | case 0x59: |
| 9828 | { |
| 9829 | sdwCyclesRemaining -= 20; |
| 9830 | InvalidInstruction(4); |
| 9831 | break; |
| 9832 | } |
| 9833 | case 0x5a: |
| 9834 | { |
| 9835 | sdwCyclesRemaining -= 20; |
| 9836 | InvalidInstruction(4); |
| 9837 | break; |
| 9838 | } |
| 9839 | case 0x5b: |
| 9840 | { |
| 9841 | sdwCyclesRemaining -= 20; |
| 9842 | InvalidInstruction(4); |
| 9843 | break; |
| 9844 | } |
| 9845 | case 0x5c: |
| 9846 | { |
| 9847 | sdwCyclesRemaining -= 20; |
| 9848 | InvalidInstruction(4); |
| 9849 | break; |
| 9850 | } |
| 9851 | case 0x5d: |
| 9852 | { |
| 9853 | sdwCyclesRemaining -= 20; |
| 9854 | InvalidInstruction(4); |
| 9855 | break; |
| 9856 | } |
| 9857 | case 0x5e: |
| 9858 | { |
| 9859 | sdwCyclesRemaining -= 20; |
| 9860 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_ZERO | Z80_FLAG_NEGATIVE)) | Z80_FLAG_HALF_CARRY; |
| 9861 | if (!(bTemp & 0x08)) |
| 9862 | { |
| 9863 | cpu.z80F |= Z80_FLAG_ZERO; |
| 9864 | } |
| 9865 | break; |
| 9866 | } |
| 9867 | case 0x5f: |
| 9868 | { |
| 9869 | sdwCyclesRemaining -= 20; |
| 9870 | InvalidInstruction(4); |
| 9871 | break; |
| 9872 | } |
| 9873 | case 0x60: |
| 9874 | { |
| 9875 | sdwCyclesRemaining -= 20; |
| 9876 | InvalidInstruction(4); |
| 9877 | break; |
| 9878 | } |
| 9879 | case 0x61: |
| 9880 | { |
| 9881 | sdwCyclesRemaining -= 20; |
| 9882 | InvalidInstruction(4); |
| 9883 | break; |
| 9884 | } |
| 9885 | case 0x62: |
| 9886 | { |
| 9887 | sdwCyclesRemaining -= 20; |
| 9888 | InvalidInstruction(4); |
| 9889 | break; |
| 9890 | } |
| 9891 | case 0x63: |
| 9892 | { |
| 9893 | sdwCyclesRemaining -= 20; |
| 9894 | InvalidInstruction(4); |
| 9895 | break; |
| 9896 | } |
| 9897 | case 0x64: |
| 9898 | { |
| 9899 | sdwCyclesRemaining -= 20; |
| 9900 | InvalidInstruction(4); |
| 9901 | break; |
| 9902 | } |
| 9903 | case 0x65: |
| 9904 | { |
| 9905 | sdwCyclesRemaining -= 20; |
| 9906 | InvalidInstruction(4); |
| 9907 | break; |
| 9908 | } |
| 9909 | case 0x66: |
| 9910 | { |
| 9911 | sdwCyclesRemaining -= 20; |
| 9912 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_ZERO | Z80_FLAG_NEGATIVE)) | Z80_FLAG_HALF_CARRY; |
| 9913 | if (!(bTemp & 0x10)) |
| 9914 | { |
| 9915 | cpu.z80F |= Z80_FLAG_ZERO; |
| 9916 | } |
| 9917 | break; |
| 9918 | } |
| 9919 | case 0x67: |
| 9920 | { |
| 9921 | sdwCyclesRemaining -= 20; |
| 9922 | InvalidInstruction(4); |
| 9923 | break; |
| 9924 | } |
| 9925 | case 0x68: |
| 9926 | { |
| 9927 | sdwCyclesRemaining -= 20; |
| 9928 | InvalidInstruction(4); |
| 9929 | break; |
| 9930 | } |
| 9931 | case 0x69: |
| 9932 | { |
| 9933 | sdwCyclesRemaining -= 20; |
| 9934 | InvalidInstruction(4); |
| 9935 | break; |
| 9936 | } |
| 9937 | case 0x6a: |
| 9938 | { |
| 9939 | sdwCyclesRemaining -= 20; |
| 9940 | InvalidInstruction(4); |
| 9941 | break; |
| 9942 | } |
| 9943 | case 0x6b: |
| 9944 | { |
| 9945 | sdwCyclesRemaining -= 20; |
| 9946 | InvalidInstruction(4); |
| 9947 | break; |
| 9948 | } |
| 9949 | case 0x6c: |
| 9950 | { |
| 9951 | sdwCyclesRemaining -= 20; |
| 9952 | InvalidInstruction(4); |
| 9953 | break; |
| 9954 | } |
| 9955 | case 0x6d: |
| 9956 | { |
| 9957 | sdwCyclesRemaining -= 20; |
| 9958 | InvalidInstruction(4); |
| 9959 | break; |
| 9960 | } |
| 9961 | case 0x6e: |
| 9962 | { |
| 9963 | sdwCyclesRemaining -= 20; |
| 9964 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_ZERO | Z80_FLAG_NEGATIVE)) | Z80_FLAG_HALF_CARRY; |
| 9965 | if (!(bTemp & 0x20)) |
| 9966 | { |
| 9967 | cpu.z80F |= Z80_FLAG_ZERO; |
| 9968 | } |
| 9969 | break; |
| 9970 | } |
| 9971 | case 0x6f: |
| 9972 | { |
| 9973 | sdwCyclesRemaining -= 20; |
| 9974 | InvalidInstruction(4); |
| 9975 | break; |
| 9976 | } |
| 9977 | case 0x70: |
| 9978 | { |
| 9979 | sdwCyclesRemaining -= 20; |
| 9980 | InvalidInstruction(4); |
| 9981 | break; |
| 9982 | } |
| 9983 | case 0x71: |
| 9984 | { |
| 9985 | sdwCyclesRemaining -= 20; |
| 9986 | InvalidInstruction(4); |
| 9987 | break; |
| 9988 | } |
| 9989 | case 0x72: |
| 9990 | { |
| 9991 | sdwCyclesRemaining -= 20; |
| 9992 | InvalidInstruction(4); |
| 9993 | break; |
| 9994 | } |
| 9995 | case 0x73: |
| 9996 | { |
| 9997 | sdwCyclesRemaining -= 20; |
| 9998 | InvalidInstruction(4); |
| 9999 | break; |
| 10000 | } |
| 10001 | case 0x74: |
| 10002 | { |
| 10003 | sdwCyclesRemaining -= 20; |
| 10004 | InvalidInstruction(4); |
| 10005 | break; |
| 10006 | } |
| 10007 | case 0x75: |
| 10008 | { |
| 10009 | sdwCyclesRemaining -= 20; |
| 10010 | InvalidInstruction(4); |
| 10011 | break; |
| 10012 | } |
| 10013 | case 0x76: |
| 10014 | { |
| 10015 | sdwCyclesRemaining -= 20; |
| 10016 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_ZERO | Z80_FLAG_NEGATIVE)) | Z80_FLAG_HALF_CARRY; |
| 10017 | if (!(bTemp & 0x40)) |
| 10018 | { |
| 10019 | cpu.z80F |= Z80_FLAG_ZERO; |
| 10020 | } |
| 10021 | break; |
| 10022 | } |
| 10023 | case 0x77: |
| 10024 | { |
| 10025 | sdwCyclesRemaining -= 20; |
| 10026 | InvalidInstruction(4); |
| 10027 | break; |
| 10028 | } |
| 10029 | case 0x78: |
| 10030 | { |
| 10031 | sdwCyclesRemaining -= 20; |
| 10032 | InvalidInstruction(4); |
| 10033 | break; |
| 10034 | } |
| 10035 | case 0x79: |
| 10036 | { |
| 10037 | sdwCyclesRemaining -= 20; |
| 10038 | InvalidInstruction(4); |
| 10039 | break; |
| 10040 | } |
| 10041 | case 0x7a: |
| 10042 | { |
| 10043 | sdwCyclesRemaining -= 20; |
| 10044 | InvalidInstruction(4); |
| 10045 | break; |
| 10046 | } |
| 10047 | case 0x7b: |
| 10048 | { |
| 10049 | sdwCyclesRemaining -= 20; |
| 10050 | InvalidInstruction(4); |
| 10051 | break; |
| 10052 | } |
| 10053 | case 0x7c: |
| 10054 | { |
| 10055 | sdwCyclesRemaining -= 20; |
| 10056 | InvalidInstruction(4); |
| 10057 | break; |
| 10058 | } |
| 10059 | case 0x7d: |
| 10060 | { |
| 10061 | sdwCyclesRemaining -= 20; |
| 10062 | InvalidInstruction(4); |
| 10063 | break; |
| 10064 | } |
| 10065 | case 0x7e: |
| 10066 | { |
| 10067 | sdwCyclesRemaining -= 20; |
| 10068 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_ZERO | Z80_FLAG_NEGATIVE)) | Z80_FLAG_HALF_CARRY; |
| 10069 | if (!(bTemp & 0x80)) |
| 10070 | { |
| 10071 | cpu.z80F |= Z80_FLAG_ZERO; |
| 10072 | } |
| 10073 | break; |
| 10074 | } |
| 10075 | case 0x7f: |
| 10076 | { |
| 10077 | sdwCyclesRemaining -= 20; |
| 10078 | InvalidInstruction(4); |
| 10079 | break; |
| 10080 | } |
| 10081 | case 0x80: |
| 10082 | { |
| 10083 | InvalidInstruction(4); |
| 10084 | break; |
| 10085 | } |
| 10086 | case 0x81: |
| 10087 | { |
| 10088 | InvalidInstruction(4); |
| 10089 | break; |
| 10090 | } |
| 10091 | case 0x82: |
| 10092 | { |
| 10093 | InvalidInstruction(4); |
| 10094 | break; |
| 10095 | } |
| 10096 | case 0x83: |
| 10097 | { |
| 10098 | InvalidInstruction(4); |
| 10099 | break; |
| 10100 | } |
| 10101 | case 0x84: |
| 10102 | { |
| 10103 | InvalidInstruction(4); |
| 10104 | break; |
| 10105 | } |
| 10106 | case 0x85: |
| 10107 | { |
| 10108 | InvalidInstruction(4); |
| 10109 | break; |
| 10110 | } |
| 10111 | case 0x86: |
| 10112 | { |
| 10113 | sdwCyclesRemaining -= 23; |
| 10114 | bTemp &= 0xfe; |
| 10115 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10116 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10117 | { |
| 10118 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10119 | { |
| 10120 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10121 | if (psMemWrite->memoryCall) |
| 10122 | { |
| 10123 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10124 | } |
| 10125 | else |
| 10126 | { |
| 10127 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10128 | } |
| 10129 | psMemWrite = NULL; |
| 10130 | break; |
| 10131 | } |
| 10132 | ++psMemWrite; |
| 10133 | } |
| 10134 | |
| 10135 | if (psMemWrite) |
| 10136 | { |
| 10137 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10138 | } |
| 10139 | |
| 10140 | break; |
| 10141 | } |
| 10142 | case 0x87: |
| 10143 | { |
| 10144 | InvalidInstruction(4); |
| 10145 | break; |
| 10146 | } |
| 10147 | case 0x88: |
| 10148 | { |
| 10149 | InvalidInstruction(4); |
| 10150 | break; |
| 10151 | } |
| 10152 | case 0x89: |
| 10153 | { |
| 10154 | InvalidInstruction(4); |
| 10155 | break; |
| 10156 | } |
| 10157 | case 0x8a: |
| 10158 | { |
| 10159 | InvalidInstruction(4); |
| 10160 | break; |
| 10161 | } |
| 10162 | case 0x8b: |
| 10163 | { |
| 10164 | InvalidInstruction(4); |
| 10165 | break; |
| 10166 | } |
| 10167 | case 0x8c: |
| 10168 | { |
| 10169 | InvalidInstruction(4); |
| 10170 | break; |
| 10171 | } |
| 10172 | case 0x8d: |
| 10173 | { |
| 10174 | InvalidInstruction(4); |
| 10175 | break; |
| 10176 | } |
| 10177 | case 0x8e: |
| 10178 | { |
| 10179 | sdwCyclesRemaining -= 23; |
| 10180 | bTemp &= 0xfd; |
| 10181 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10182 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10183 | { |
| 10184 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10185 | { |
| 10186 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10187 | if (psMemWrite->memoryCall) |
| 10188 | { |
| 10189 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10190 | } |
| 10191 | else |
| 10192 | { |
| 10193 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10194 | } |
| 10195 | psMemWrite = NULL; |
| 10196 | break; |
| 10197 | } |
| 10198 | ++psMemWrite; |
| 10199 | } |
| 10200 | |
| 10201 | if (psMemWrite) |
| 10202 | { |
| 10203 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10204 | } |
| 10205 | |
| 10206 | break; |
| 10207 | } |
| 10208 | case 0x8f: |
| 10209 | { |
| 10210 | InvalidInstruction(4); |
| 10211 | break; |
| 10212 | } |
| 10213 | case 0x90: |
| 10214 | { |
| 10215 | InvalidInstruction(4); |
| 10216 | break; |
| 10217 | } |
| 10218 | case 0x91: |
| 10219 | { |
| 10220 | InvalidInstruction(4); |
| 10221 | break; |
| 10222 | } |
| 10223 | case 0x92: |
| 10224 | { |
| 10225 | InvalidInstruction(4); |
| 10226 | break; |
| 10227 | } |
| 10228 | case 0x93: |
| 10229 | { |
| 10230 | InvalidInstruction(4); |
| 10231 | break; |
| 10232 | } |
| 10233 | case 0x94: |
| 10234 | { |
| 10235 | InvalidInstruction(4); |
| 10236 | break; |
| 10237 | } |
| 10238 | case 0x95: |
| 10239 | { |
| 10240 | InvalidInstruction(4); |
| 10241 | break; |
| 10242 | } |
| 10243 | case 0x96: |
| 10244 | { |
| 10245 | sdwCyclesRemaining -= 23; |
| 10246 | bTemp &= 0xfb; |
| 10247 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10248 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10249 | { |
| 10250 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10251 | { |
| 10252 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10253 | if (psMemWrite->memoryCall) |
| 10254 | { |
| 10255 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10256 | } |
| 10257 | else |
| 10258 | { |
| 10259 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10260 | } |
| 10261 | psMemWrite = NULL; |
| 10262 | break; |
| 10263 | } |
| 10264 | ++psMemWrite; |
| 10265 | } |
| 10266 | |
| 10267 | if (psMemWrite) |
| 10268 | { |
| 10269 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10270 | } |
| 10271 | |
| 10272 | break; |
| 10273 | } |
| 10274 | case 0x97: |
| 10275 | { |
| 10276 | InvalidInstruction(4); |
| 10277 | break; |
| 10278 | } |
| 10279 | case 0x98: |
| 10280 | { |
| 10281 | InvalidInstruction(4); |
| 10282 | break; |
| 10283 | } |
| 10284 | case 0x99: |
| 10285 | { |
| 10286 | InvalidInstruction(4); |
| 10287 | break; |
| 10288 | } |
| 10289 | case 0x9a: |
| 10290 | { |
| 10291 | InvalidInstruction(4); |
| 10292 | break; |
| 10293 | } |
| 10294 | case 0x9b: |
| 10295 | { |
| 10296 | InvalidInstruction(4); |
| 10297 | break; |
| 10298 | } |
| 10299 | case 0x9c: |
| 10300 | { |
| 10301 | InvalidInstruction(4); |
| 10302 | break; |
| 10303 | } |
| 10304 | case 0x9d: |
| 10305 | { |
| 10306 | InvalidInstruction(4); |
| 10307 | break; |
| 10308 | } |
| 10309 | case 0x9e: |
| 10310 | { |
| 10311 | sdwCyclesRemaining -= 23; |
| 10312 | bTemp &= 0xf7; |
| 10313 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10314 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10315 | { |
| 10316 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10317 | { |
| 10318 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10319 | if (psMemWrite->memoryCall) |
| 10320 | { |
| 10321 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10322 | } |
| 10323 | else |
| 10324 | { |
| 10325 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10326 | } |
| 10327 | psMemWrite = NULL; |
| 10328 | break; |
| 10329 | } |
| 10330 | ++psMemWrite; |
| 10331 | } |
| 10332 | |
| 10333 | if (psMemWrite) |
| 10334 | { |
| 10335 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10336 | } |
| 10337 | |
| 10338 | break; |
| 10339 | } |
| 10340 | case 0x9f: |
| 10341 | { |
| 10342 | InvalidInstruction(4); |
| 10343 | break; |
| 10344 | } |
| 10345 | case 0xa0: |
| 10346 | { |
| 10347 | InvalidInstruction(4); |
| 10348 | break; |
| 10349 | } |
| 10350 | case 0xa1: |
| 10351 | { |
| 10352 | InvalidInstruction(4); |
| 10353 | break; |
| 10354 | } |
| 10355 | case 0xa2: |
| 10356 | { |
| 10357 | InvalidInstruction(4); |
| 10358 | break; |
| 10359 | } |
| 10360 | case 0xa3: |
| 10361 | { |
| 10362 | InvalidInstruction(4); |
| 10363 | break; |
| 10364 | } |
| 10365 | case 0xa4: |
| 10366 | { |
| 10367 | InvalidInstruction(4); |
| 10368 | break; |
| 10369 | } |
| 10370 | case 0xa5: |
| 10371 | { |
| 10372 | InvalidInstruction(4); |
| 10373 | break; |
| 10374 | } |
| 10375 | case 0xa6: |
| 10376 | { |
| 10377 | sdwCyclesRemaining -= 23; |
| 10378 | bTemp &= 0xef; |
| 10379 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10380 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10381 | { |
| 10382 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10383 | { |
| 10384 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10385 | if (psMemWrite->memoryCall) |
| 10386 | { |
| 10387 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10388 | } |
| 10389 | else |
| 10390 | { |
| 10391 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10392 | } |
| 10393 | psMemWrite = NULL; |
| 10394 | break; |
| 10395 | } |
| 10396 | ++psMemWrite; |
| 10397 | } |
| 10398 | |
| 10399 | if (psMemWrite) |
| 10400 | { |
| 10401 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10402 | } |
| 10403 | |
| 10404 | break; |
| 10405 | } |
| 10406 | case 0xa7: |
| 10407 | { |
| 10408 | InvalidInstruction(4); |
| 10409 | break; |
| 10410 | } |
| 10411 | case 0xa8: |
| 10412 | { |
| 10413 | InvalidInstruction(4); |
| 10414 | break; |
| 10415 | } |
| 10416 | case 0xa9: |
| 10417 | { |
| 10418 | InvalidInstruction(4); |
| 10419 | break; |
| 10420 | } |
| 10421 | case 0xaa: |
| 10422 | { |
| 10423 | InvalidInstruction(4); |
| 10424 | break; |
| 10425 | } |
| 10426 | case 0xab: |
| 10427 | { |
| 10428 | InvalidInstruction(4); |
| 10429 | break; |
| 10430 | } |
| 10431 | case 0xac: |
| 10432 | { |
| 10433 | InvalidInstruction(4); |
| 10434 | break; |
| 10435 | } |
| 10436 | case 0xad: |
| 10437 | { |
| 10438 | InvalidInstruction(4); |
| 10439 | break; |
| 10440 | } |
| 10441 | case 0xae: |
| 10442 | { |
| 10443 | sdwCyclesRemaining -= 23; |
| 10444 | bTemp &= 0xdf; |
| 10445 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10446 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10447 | { |
| 10448 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10449 | { |
| 10450 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10451 | if (psMemWrite->memoryCall) |
| 10452 | { |
| 10453 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10454 | } |
| 10455 | else |
| 10456 | { |
| 10457 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10458 | } |
| 10459 | psMemWrite = NULL; |
| 10460 | break; |
| 10461 | } |
| 10462 | ++psMemWrite; |
| 10463 | } |
| 10464 | |
| 10465 | if (psMemWrite) |
| 10466 | { |
| 10467 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10468 | } |
| 10469 | |
| 10470 | break; |
| 10471 | } |
| 10472 | case 0xaf: |
| 10473 | { |
| 10474 | InvalidInstruction(4); |
| 10475 | break; |
| 10476 | } |
| 10477 | case 0xb0: |
| 10478 | { |
| 10479 | InvalidInstruction(4); |
| 10480 | break; |
| 10481 | } |
| 10482 | case 0xb1: |
| 10483 | { |
| 10484 | InvalidInstruction(4); |
| 10485 | break; |
| 10486 | } |
| 10487 | case 0xb2: |
| 10488 | { |
| 10489 | InvalidInstruction(4); |
| 10490 | break; |
| 10491 | } |
| 10492 | case 0xb3: |
| 10493 | { |
| 10494 | InvalidInstruction(4); |
| 10495 | break; |
| 10496 | } |
| 10497 | case 0xb4: |
| 10498 | { |
| 10499 | InvalidInstruction(4); |
| 10500 | break; |
| 10501 | } |
| 10502 | case 0xb5: |
| 10503 | { |
| 10504 | InvalidInstruction(4); |
| 10505 | break; |
| 10506 | } |
| 10507 | case 0xb6: |
| 10508 | { |
| 10509 | sdwCyclesRemaining -= 23; |
| 10510 | bTemp &= 0xbf; |
| 10511 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10512 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10513 | { |
| 10514 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10515 | { |
| 10516 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10517 | if (psMemWrite->memoryCall) |
| 10518 | { |
| 10519 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10520 | } |
| 10521 | else |
| 10522 | { |
| 10523 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10524 | } |
| 10525 | psMemWrite = NULL; |
| 10526 | break; |
| 10527 | } |
| 10528 | ++psMemWrite; |
| 10529 | } |
| 10530 | |
| 10531 | if (psMemWrite) |
| 10532 | { |
| 10533 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10534 | } |
| 10535 | |
| 10536 | break; |
| 10537 | } |
| 10538 | case 0xb7: |
| 10539 | { |
| 10540 | InvalidInstruction(4); |
| 10541 | break; |
| 10542 | } |
| 10543 | case 0xb8: |
| 10544 | { |
| 10545 | InvalidInstruction(4); |
| 10546 | break; |
| 10547 | } |
| 10548 | case 0xb9: |
| 10549 | { |
| 10550 | InvalidInstruction(4); |
| 10551 | break; |
| 10552 | } |
| 10553 | case 0xba: |
| 10554 | { |
| 10555 | InvalidInstruction(4); |
| 10556 | break; |
| 10557 | } |
| 10558 | case 0xbb: |
| 10559 | { |
| 10560 | InvalidInstruction(4); |
| 10561 | break; |
| 10562 | } |
| 10563 | case 0xbc: |
| 10564 | { |
| 10565 | InvalidInstruction(4); |
| 10566 | break; |
| 10567 | } |
| 10568 | case 0xbd: |
| 10569 | { |
| 10570 | InvalidInstruction(4); |
| 10571 | break; |
| 10572 | } |
| 10573 | case 0xbe: |
| 10574 | { |
| 10575 | sdwCyclesRemaining -= 23; |
| 10576 | bTemp &= 0x7f; |
| 10577 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10578 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10579 | { |
| 10580 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10581 | { |
| 10582 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10583 | if (psMemWrite->memoryCall) |
| 10584 | { |
| 10585 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10586 | } |
| 10587 | else |
| 10588 | { |
| 10589 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10590 | } |
| 10591 | psMemWrite = NULL; |
| 10592 | break; |
| 10593 | } |
| 10594 | ++psMemWrite; |
| 10595 | } |
| 10596 | |
| 10597 | if (psMemWrite) |
| 10598 | { |
| 10599 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10600 | } |
| 10601 | |
| 10602 | break; |
| 10603 | } |
| 10604 | case 0xbf: |
| 10605 | { |
| 10606 | InvalidInstruction(4); |
| 10607 | break; |
| 10608 | } |
| 10609 | case 0xc0: |
| 10610 | { |
| 10611 | InvalidInstruction(4); |
| 10612 | break; |
| 10613 | } |
| 10614 | case 0xc1: |
| 10615 | { |
| 10616 | InvalidInstruction(4); |
| 10617 | break; |
| 10618 | } |
| 10619 | case 0xc2: |
| 10620 | { |
| 10621 | InvalidInstruction(4); |
| 10622 | break; |
| 10623 | } |
| 10624 | case 0xc3: |
| 10625 | { |
| 10626 | InvalidInstruction(4); |
| 10627 | break; |
| 10628 | } |
| 10629 | case 0xc4: |
| 10630 | { |
| 10631 | InvalidInstruction(4); |
| 10632 | break; |
| 10633 | } |
| 10634 | case 0xc5: |
| 10635 | { |
| 10636 | InvalidInstruction(4); |
| 10637 | break; |
| 10638 | } |
| 10639 | case 0xc6: |
| 10640 | { |
| 10641 | sdwCyclesRemaining -= 23; |
| 10642 | bTemp |= 0x01; |
| 10643 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10644 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10645 | { |
| 10646 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10647 | { |
| 10648 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10649 | if (psMemWrite->memoryCall) |
| 10650 | { |
| 10651 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10652 | } |
| 10653 | else |
| 10654 | { |
| 10655 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10656 | } |
| 10657 | psMemWrite = NULL; |
| 10658 | break; |
| 10659 | } |
| 10660 | ++psMemWrite; |
| 10661 | } |
| 10662 | |
| 10663 | if (psMemWrite) |
| 10664 | { |
| 10665 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10666 | } |
| 10667 | |
| 10668 | break; |
| 10669 | } |
| 10670 | case 0xc7: |
| 10671 | { |
| 10672 | InvalidInstruction(4); |
| 10673 | break; |
| 10674 | } |
| 10675 | case 0xc8: |
| 10676 | { |
| 10677 | InvalidInstruction(4); |
| 10678 | break; |
| 10679 | } |
| 10680 | case 0xc9: |
| 10681 | { |
| 10682 | InvalidInstruction(4); |
| 10683 | break; |
| 10684 | } |
| 10685 | case 0xca: |
| 10686 | { |
| 10687 | InvalidInstruction(4); |
| 10688 | break; |
| 10689 | } |
| 10690 | case 0xcb: |
| 10691 | { |
| 10692 | InvalidInstruction(4); |
| 10693 | break; |
| 10694 | } |
| 10695 | case 0xcc: |
| 10696 | { |
| 10697 | InvalidInstruction(4); |
| 10698 | break; |
| 10699 | } |
| 10700 | case 0xcd: |
| 10701 | { |
| 10702 | InvalidInstruction(4); |
| 10703 | break; |
| 10704 | } |
| 10705 | case 0xce: |
| 10706 | { |
| 10707 | sdwCyclesRemaining -= 23; |
| 10708 | bTemp |= 0x02; |
| 10709 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10710 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10711 | { |
| 10712 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10713 | { |
| 10714 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10715 | if (psMemWrite->memoryCall) |
| 10716 | { |
| 10717 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10718 | } |
| 10719 | else |
| 10720 | { |
| 10721 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10722 | } |
| 10723 | psMemWrite = NULL; |
| 10724 | break; |
| 10725 | } |
| 10726 | ++psMemWrite; |
| 10727 | } |
| 10728 | |
| 10729 | if (psMemWrite) |
| 10730 | { |
| 10731 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10732 | } |
| 10733 | |
| 10734 | break; |
| 10735 | } |
| 10736 | case 0xcf: |
| 10737 | { |
| 10738 | InvalidInstruction(4); |
| 10739 | break; |
| 10740 | } |
| 10741 | case 0xd0: |
| 10742 | { |
| 10743 | InvalidInstruction(4); |
| 10744 | break; |
| 10745 | } |
| 10746 | case 0xd1: |
| 10747 | { |
| 10748 | InvalidInstruction(4); |
| 10749 | break; |
| 10750 | } |
| 10751 | case 0xd2: |
| 10752 | { |
| 10753 | InvalidInstruction(4); |
| 10754 | break; |
| 10755 | } |
| 10756 | case 0xd3: |
| 10757 | { |
| 10758 | InvalidInstruction(4); |
| 10759 | break; |
| 10760 | } |
| 10761 | case 0xd4: |
| 10762 | { |
| 10763 | InvalidInstruction(4); |
| 10764 | break; |
| 10765 | } |
| 10766 | case 0xd5: |
| 10767 | { |
| 10768 | InvalidInstruction(4); |
| 10769 | break; |
| 10770 | } |
| 10771 | case 0xd6: |
| 10772 | { |
| 10773 | sdwCyclesRemaining -= 23; |
| 10774 | bTemp |= 0x04; |
| 10775 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10776 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10777 | { |
| 10778 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10779 | { |
| 10780 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10781 | if (psMemWrite->memoryCall) |
| 10782 | { |
| 10783 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10784 | } |
| 10785 | else |
| 10786 | { |
| 10787 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10788 | } |
| 10789 | psMemWrite = NULL; |
| 10790 | break; |
| 10791 | } |
| 10792 | ++psMemWrite; |
| 10793 | } |
| 10794 | |
| 10795 | if (psMemWrite) |
| 10796 | { |
| 10797 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10798 | } |
| 10799 | |
| 10800 | break; |
| 10801 | } |
| 10802 | case 0xd7: |
| 10803 | { |
| 10804 | InvalidInstruction(4); |
| 10805 | break; |
| 10806 | } |
| 10807 | case 0xd8: |
| 10808 | { |
| 10809 | InvalidInstruction(4); |
| 10810 | break; |
| 10811 | } |
| 10812 | case 0xd9: |
| 10813 | { |
| 10814 | InvalidInstruction(4); |
| 10815 | break; |
| 10816 | } |
| 10817 | case 0xda: |
| 10818 | { |
| 10819 | InvalidInstruction(4); |
| 10820 | break; |
| 10821 | } |
| 10822 | case 0xdb: |
| 10823 | { |
| 10824 | InvalidInstruction(4); |
| 10825 | break; |
| 10826 | } |
| 10827 | case 0xdc: |
| 10828 | { |
| 10829 | InvalidInstruction(4); |
| 10830 | break; |
| 10831 | } |
| 10832 | case 0xdd: |
| 10833 | { |
| 10834 | InvalidInstruction(4); |
| 10835 | break; |
| 10836 | } |
| 10837 | case 0xde: |
| 10838 | { |
| 10839 | sdwCyclesRemaining -= 23; |
| 10840 | bTemp |= 0x08; |
| 10841 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10842 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10843 | { |
| 10844 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10845 | { |
| 10846 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10847 | if (psMemWrite->memoryCall) |
| 10848 | { |
| 10849 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10850 | } |
| 10851 | else |
| 10852 | { |
| 10853 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10854 | } |
| 10855 | psMemWrite = NULL; |
| 10856 | break; |
| 10857 | } |
| 10858 | ++psMemWrite; |
| 10859 | } |
| 10860 | |
| 10861 | if (psMemWrite) |
| 10862 | { |
| 10863 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10864 | } |
| 10865 | |
| 10866 | break; |
| 10867 | } |
| 10868 | case 0xdf: |
| 10869 | { |
| 10870 | InvalidInstruction(4); |
| 10871 | break; |
| 10872 | } |
| 10873 | case 0xe0: |
| 10874 | { |
| 10875 | InvalidInstruction(4); |
| 10876 | break; |
| 10877 | } |
| 10878 | case 0xe1: |
| 10879 | { |
| 10880 | InvalidInstruction(4); |
| 10881 | break; |
| 10882 | } |
| 10883 | case 0xe2: |
| 10884 | { |
| 10885 | InvalidInstruction(4); |
| 10886 | break; |
| 10887 | } |
| 10888 | case 0xe3: |
| 10889 | { |
| 10890 | InvalidInstruction(4); |
| 10891 | break; |
| 10892 | } |
| 10893 | case 0xe4: |
| 10894 | { |
| 10895 | InvalidInstruction(4); |
| 10896 | break; |
| 10897 | } |
| 10898 | case 0xe5: |
| 10899 | { |
| 10900 | InvalidInstruction(4); |
| 10901 | break; |
| 10902 | } |
| 10903 | case 0xe6: |
| 10904 | { |
| 10905 | sdwCyclesRemaining -= 23; |
| 10906 | bTemp |= 0x10; |
| 10907 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10908 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10909 | { |
| 10910 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10911 | { |
| 10912 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10913 | if (psMemWrite->memoryCall) |
| 10914 | { |
| 10915 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10916 | } |
| 10917 | else |
| 10918 | { |
| 10919 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10920 | } |
| 10921 | psMemWrite = NULL; |
| 10922 | break; |
| 10923 | } |
| 10924 | ++psMemWrite; |
| 10925 | } |
| 10926 | |
| 10927 | if (psMemWrite) |
| 10928 | { |
| 10929 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10930 | } |
| 10931 | |
| 10932 | break; |
| 10933 | } |
| 10934 | case 0xe7: |
| 10935 | { |
| 10936 | InvalidInstruction(4); |
| 10937 | break; |
| 10938 | } |
| 10939 | case 0xe8: |
| 10940 | { |
| 10941 | InvalidInstruction(4); |
| 10942 | break; |
| 10943 | } |
| 10944 | case 0xe9: |
| 10945 | { |
| 10946 | InvalidInstruction(4); |
| 10947 | break; |
| 10948 | } |
| 10949 | case 0xea: |
| 10950 | { |
| 10951 | InvalidInstruction(4); |
| 10952 | break; |
| 10953 | } |
| 10954 | case 0xeb: |
| 10955 | { |
| 10956 | InvalidInstruction(4); |
| 10957 | break; |
| 10958 | } |
| 10959 | case 0xec: |
| 10960 | { |
| 10961 | InvalidInstruction(4); |
| 10962 | break; |
| 10963 | } |
| 10964 | case 0xed: |
| 10965 | { |
| 10966 | InvalidInstruction(4); |
| 10967 | break; |
| 10968 | } |
| 10969 | case 0xee: |
| 10970 | { |
| 10971 | sdwCyclesRemaining -= 23; |
| 10972 | bTemp |= 0x20; |
| 10973 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 10974 | while (psMemWrite->lowAddr != 0xffffffff) |
| 10975 | { |
| 10976 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 10977 | { |
| 10978 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 10979 | if (psMemWrite->memoryCall) |
| 10980 | { |
| 10981 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 10982 | } |
| 10983 | else |
| 10984 | { |
| 10985 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 10986 | } |
| 10987 | psMemWrite = NULL; |
| 10988 | break; |
| 10989 | } |
| 10990 | ++psMemWrite; |
| 10991 | } |
| 10992 | |
| 10993 | if (psMemWrite) |
| 10994 | { |
| 10995 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 10996 | } |
| 10997 | |
| 10998 | break; |
| 10999 | } |
| 11000 | case 0xef: |
| 11001 | { |
| 11002 | InvalidInstruction(4); |
| 11003 | break; |
| 11004 | } |
| 11005 | case 0xf0: |
| 11006 | { |
| 11007 | InvalidInstruction(4); |
| 11008 | break; |
| 11009 | } |
| 11010 | case 0xf1: |
| 11011 | { |
| 11012 | InvalidInstruction(4); |
| 11013 | break; |
| 11014 | } |
| 11015 | case 0xf2: |
| 11016 | { |
| 11017 | InvalidInstruction(4); |
| 11018 | break; |
| 11019 | } |
| 11020 | case 0xf3: |
| 11021 | { |
| 11022 | InvalidInstruction(4); |
| 11023 | break; |
| 11024 | } |
| 11025 | case 0xf4: |
| 11026 | { |
| 11027 | InvalidInstruction(4); |
| 11028 | break; |
| 11029 | } |
| 11030 | case 0xf5: |
| 11031 | { |
| 11032 | InvalidInstruction(4); |
| 11033 | break; |
| 11034 | } |
| 11035 | case 0xf6: |
| 11036 | { |
| 11037 | sdwCyclesRemaining -= 23; |
| 11038 | bTemp |= 0x40; |
| 11039 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 11040 | while (psMemWrite->lowAddr != 0xffffffff) |
| 11041 | { |
| 11042 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 11043 | { |
| 11044 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11045 | if (psMemWrite->memoryCall) |
| 11046 | { |
| 11047 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 11048 | } |
| 11049 | else |
| 11050 | { |
| 11051 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 11052 | } |
| 11053 | psMemWrite = NULL; |
| 11054 | break; |
| 11055 | } |
| 11056 | ++psMemWrite; |
| 11057 | } |
| 11058 | |
| 11059 | if (psMemWrite) |
| 11060 | { |
| 11061 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 11062 | } |
| 11063 | |
| 11064 | break; |
| 11065 | } |
| 11066 | case 0xf7: |
| 11067 | { |
| 11068 | InvalidInstruction(4); |
| 11069 | break; |
| 11070 | } |
| 11071 | case 0xf8: |
| 11072 | { |
| 11073 | InvalidInstruction(4); |
| 11074 | break; |
| 11075 | } |
| 11076 | case 0xf9: |
| 11077 | { |
| 11078 | InvalidInstruction(4); |
| 11079 | break; |
| 11080 | } |
| 11081 | case 0xfa: |
| 11082 | { |
| 11083 | InvalidInstruction(4); |
| 11084 | break; |
| 11085 | } |
| 11086 | case 0xfb: |
| 11087 | { |
| 11088 | InvalidInstruction(4); |
| 11089 | break; |
| 11090 | } |
| 11091 | case 0xfc: |
| 11092 | { |
| 11093 | InvalidInstruction(4); |
| 11094 | break; |
| 11095 | } |
| 11096 | case 0xfd: |
| 11097 | { |
| 11098 | InvalidInstruction(4); |
| 11099 | break; |
| 11100 | } |
| 11101 | case 0xfe: |
| 11102 | { |
| 11103 | sdwCyclesRemaining -= 23; |
| 11104 | bTemp |= 0x80; |
| 11105 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 11106 | while (psMemWrite->lowAddr != 0xffffffff) |
| 11107 | { |
| 11108 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 11109 | { |
| 11110 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11111 | if (psMemWrite->memoryCall) |
| 11112 | { |
| 11113 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 11114 | } |
| 11115 | else |
| 11116 | { |
| 11117 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 11118 | } |
| 11119 | psMemWrite = NULL; |
| 11120 | break; |
| 11121 | } |
| 11122 | ++psMemWrite; |
| 11123 | } |
| 11124 | |
| 11125 | if (psMemWrite) |
| 11126 | { |
| 11127 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 11128 | } |
| 11129 | |
| 11130 | break; |
| 11131 | } |
| 11132 | case 0xff: |
| 11133 | { |
| 11134 | InvalidInstruction(4); |
| 11135 | break; |
| 11136 | } |
| 11137 | } |
| 11138 | } |
| 11139 | void FDHandler(void) |
| 11140 | { |
| 11141 | switch (*pbPC++) |
| 11142 | { |
| 11143 | case 0x00: |
| 11144 | { |
| 11145 | InvalidInstruction(2); |
| 11146 | break; |
| 11147 | } |
| 11148 | case 0x01: |
| 11149 | { |
| 11150 | InvalidInstruction(2); |
| 11151 | break; |
| 11152 | } |
| 11153 | case 0x02: |
| 11154 | { |
| 11155 | InvalidInstruction(2); |
| 11156 | break; |
| 11157 | } |
| 11158 | case 0x03: |
| 11159 | { |
| 11160 | InvalidInstruction(2); |
| 11161 | break; |
| 11162 | } |
| 11163 | case 0x04: |
| 11164 | { |
| 11165 | InvalidInstruction(2); |
| 11166 | break; |
| 11167 | } |
| 11168 | case 0x05: |
| 11169 | { |
| 11170 | InvalidInstruction(2); |
| 11171 | break; |
| 11172 | } |
| 11173 | case 0x06: |
| 11174 | { |
| 11175 | InvalidInstruction(2); |
| 11176 | break; |
| 11177 | } |
| 11178 | case 0x07: |
| 11179 | { |
| 11180 | InvalidInstruction(2); |
| 11181 | break; |
| 11182 | } |
| 11183 | case 0x08: |
| 11184 | { |
| 11185 | InvalidInstruction(2); |
| 11186 | break; |
| 11187 | } |
| 11188 | case 0x09: |
| 11189 | { |
| 11190 | sdwCyclesRemaining -= 15; |
| 11191 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 11192 | dwTemp = cpu.z80IY + cpu.z80BC; |
| 11193 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY) | (((cpu.z80IY ^ dwTemp ^ cpu.z80BC) >> 8) & Z80_FLAG_HALF_CARRY); |
| 11194 | cpu.z80IY = dwTemp & 0xffff; |
| 11195 | break; |
| 11196 | } |
| 11197 | case 0x0a: |
| 11198 | { |
| 11199 | InvalidInstruction(2); |
| 11200 | break; |
| 11201 | } |
| 11202 | case 0x0b: |
| 11203 | { |
| 11204 | InvalidInstruction(2); |
| 11205 | break; |
| 11206 | } |
| 11207 | case 0x0c: |
| 11208 | { |
| 11209 | InvalidInstruction(2); |
| 11210 | break; |
| 11211 | } |
| 11212 | case 0x0d: |
| 11213 | { |
| 11214 | InvalidInstruction(2); |
| 11215 | break; |
| 11216 | } |
| 11217 | case 0x0e: |
| 11218 | { |
| 11219 | InvalidInstruction(2); |
| 11220 | break; |
| 11221 | } |
| 11222 | case 0x0f: |
| 11223 | { |
| 11224 | InvalidInstruction(2); |
| 11225 | break; |
| 11226 | } |
| 11227 | case 0x10: |
| 11228 | { |
| 11229 | InvalidInstruction(2); |
| 11230 | break; |
| 11231 | } |
| 11232 | case 0x11: |
| 11233 | { |
| 11234 | InvalidInstruction(2); |
| 11235 | break; |
| 11236 | } |
| 11237 | case 0x12: |
| 11238 | { |
| 11239 | InvalidInstruction(2); |
| 11240 | break; |
| 11241 | } |
| 11242 | case 0x13: |
| 11243 | { |
| 11244 | InvalidInstruction(2); |
| 11245 | break; |
| 11246 | } |
| 11247 | case 0x14: |
| 11248 | { |
| 11249 | InvalidInstruction(2); |
| 11250 | break; |
| 11251 | } |
| 11252 | case 0x15: |
| 11253 | { |
| 11254 | InvalidInstruction(2); |
| 11255 | break; |
| 11256 | } |
| 11257 | case 0x16: |
| 11258 | { |
| 11259 | InvalidInstruction(2); |
| 11260 | break; |
| 11261 | } |
| 11262 | case 0x17: |
| 11263 | { |
| 11264 | InvalidInstruction(2); |
| 11265 | break; |
| 11266 | } |
| 11267 | case 0x18: |
| 11268 | { |
| 11269 | InvalidInstruction(2); |
| 11270 | break; |
| 11271 | } |
| 11272 | case 0x19: |
| 11273 | { |
| 11274 | sdwCyclesRemaining -= 15; |
| 11275 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 11276 | dwTemp = cpu.z80IY + cpu.z80DE; |
| 11277 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY) | (((cpu.z80IY ^ dwTemp ^ cpu.z80DE) >> 8) & Z80_FLAG_HALF_CARRY); |
| 11278 | cpu.z80IY = dwTemp & 0xffff; |
| 11279 | break; |
| 11280 | } |
| 11281 | case 0x1a: |
| 11282 | { |
| 11283 | InvalidInstruction(2); |
| 11284 | break; |
| 11285 | } |
| 11286 | case 0x1b: |
| 11287 | { |
| 11288 | InvalidInstruction(2); |
| 11289 | break; |
| 11290 | } |
| 11291 | case 0x1c: |
| 11292 | { |
| 11293 | InvalidInstruction(2); |
| 11294 | break; |
| 11295 | } |
| 11296 | case 0x1d: |
| 11297 | { |
| 11298 | InvalidInstruction(2); |
| 11299 | break; |
| 11300 | } |
| 11301 | case 0x1e: |
| 11302 | { |
| 11303 | InvalidInstruction(2); |
| 11304 | break; |
| 11305 | } |
| 11306 | case 0x1f: |
| 11307 | { |
| 11308 | InvalidInstruction(2); |
| 11309 | break; |
| 11310 | } |
| 11311 | case 0x20: |
| 11312 | { |
| 11313 | InvalidInstruction(2); |
| 11314 | break; |
| 11315 | } |
| 11316 | case 0x21: |
| 11317 | { |
| 11318 | sdwCyclesRemaining -= 14; |
| 11319 | cpu.z80IY = *pbPC++; |
| 11320 | cpu.z80IY |= ((UINT32) *pbPC++ << 8); |
| 11321 | break; |
| 11322 | } |
| 11323 | case 0x22: |
| 11324 | { |
| 11325 | sdwCyclesRemaining -= 20; |
| 11326 | dwAddr = *pbPC++; |
| 11327 | dwAddr |= ((UINT32) *pbPC++ << 8); |
| 11328 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 11329 | while (psMemWrite->lowAddr != 0xffffffff) |
| 11330 | { |
| 11331 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 11332 | { |
| 11333 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11334 | if (psMemWrite->memoryCall) |
| 11335 | { |
| 11336 | psMemWrite->memoryCall(dwAddr, (cpu.z80IY & 0xff), psMemWrite); |
| 11337 | psMemWrite->memoryCall(dwAddr + 1, (cpu.z80IY >> 8), psMemWrite); |
| 11338 | } |
| 11339 | else |
| 11340 | { |
| 11341 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = cpu.z80IY; |
| 11342 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr) + 1) = cpu.z80IY >> 8; |
| 11343 | } |
| 11344 | psMemWrite = NULL; |
| 11345 | break; |
| 11346 | } |
| 11347 | ++psMemWrite; |
| 11348 | } |
| 11349 | |
| 11350 | if (psMemWrite) |
| 11351 | { |
| 11352 | cpu.z80Base[dwAddr] = (UINT8) cpu.z80IY; |
| 11353 | cpu.z80Base[dwAddr + 1] = (UINT8) ((UINT32) cpu.z80IY >> 8); |
| 11354 | } |
| 11355 | |
| 11356 | break; |
| 11357 | } |
| 11358 | case 0x23: |
| 11359 | { |
| 11360 | sdwCyclesRemaining -= 10; |
| 11361 | cpu.z80IY++; |
| 11362 | cpu.z80IY &= 0xffff; |
| 11363 | break; |
| 11364 | } |
| 11365 | case 0x24: |
| 11366 | { |
| 11367 | sdwCyclesRemaining -= 9; |
| 11368 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 11369 | cpu.z80F |= bPostIncFlags[cpu.z80YH++]; |
| 11370 | break; |
| 11371 | } |
| 11372 | case 0x25: |
| 11373 | { |
| 11374 | sdwCyclesRemaining -= 9; |
| 11375 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 11376 | cpu.z80F |= bPostDecFlags[cpu.z80YH--]; |
| 11377 | break; |
| 11378 | } |
| 11379 | case 0x26: |
| 11380 | { |
| 11381 | sdwCyclesRemaining -= 9; |
| 11382 | cpu.z80YH = *pbPC++; |
| 11383 | break; |
| 11384 | } |
| 11385 | case 0x27: |
| 11386 | { |
| 11387 | InvalidInstruction(2); |
| 11388 | break; |
| 11389 | } |
| 11390 | case 0x28: |
| 11391 | { |
| 11392 | InvalidInstruction(2); |
| 11393 | break; |
| 11394 | } |
| 11395 | case 0x29: |
| 11396 | { |
| 11397 | sdwCyclesRemaining -= 15; |
| 11398 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 11399 | dwTemp = cpu.z80IY + cpu.z80IY; |
| 11400 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY) | (((cpu.z80IY ^ dwTemp ^ cpu.z80HL) >> 8) & Z80_FLAG_HALF_CARRY); |
| 11401 | cpu.z80IY = dwTemp & 0xffff; |
| 11402 | break; |
| 11403 | } |
| 11404 | case 0x2a: |
| 11405 | { |
| 11406 | sdwCyclesRemaining -= 20; |
| 11407 | dwAddr = *pbPC++; |
| 11408 | dwAddr |= ((UINT32) *pbPC++ << 8); |
| 11409 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 11410 | while (psMemRead->lowAddr != 0xffffffff) |
| 11411 | { |
| 11412 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 11413 | { |
| 11414 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11415 | if (psMemRead->memoryCall) |
| 11416 | { |
| 11417 | cpu.z80IY = psMemRead->memoryCall(dwAddr, psMemRead); |
| 11418 | cpu.z80IY |= (UINT32) ((UINT32) psMemRead->memoryCall(dwAddr + 1, psMemRead) << 8); |
| 11419 | } |
| 11420 | else |
| 11421 | { |
| 11422 | cpu.z80IY = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 11423 | cpu.z80IY |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr + 1)) << 8); |
| 11424 | } |
| 11425 | psMemRead = NULL; |
| 11426 | break; |
| 11427 | } |
| 11428 | ++psMemRead; |
| 11429 | } |
| 11430 | |
| 11431 | if (psMemRead) |
| 11432 | { |
| 11433 | cpu.z80IY = cpu.z80Base[dwAddr]; |
| 11434 | cpu.z80IY |= (UINT32) ((UINT32) cpu.z80Base[dwAddr + 1] << 8); |
| 11435 | } |
| 11436 | |
| 11437 | break; |
| 11438 | } |
| 11439 | case 0x2b: |
| 11440 | { |
| 11441 | sdwCyclesRemaining -= 10; |
| 11442 | cpu.z80IY--; |
| 11443 | cpu.z80IY &= 0xffff; |
| 11444 | break; |
| 11445 | } |
| 11446 | case 0x2c: |
| 11447 | { |
| 11448 | sdwCyclesRemaining -= 9; |
| 11449 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 11450 | cpu.z80F |= bPostIncFlags[cpu.z80YL++]; |
| 11451 | break; |
| 11452 | } |
| 11453 | case 0x2d: |
| 11454 | { |
| 11455 | sdwCyclesRemaining -= 9; |
| 11456 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 11457 | cpu.z80F |= bPostDecFlags[cpu.z80YL--]; |
| 11458 | break; |
| 11459 | } |
| 11460 | case 0x2e: |
| 11461 | { |
| 11462 | sdwCyclesRemaining -= 9; |
| 11463 | cpu.z80YL = *pbPC++; |
| 11464 | break; |
| 11465 | } |
| 11466 | case 0x2f: |
| 11467 | { |
| 11468 | InvalidInstruction(2); |
| 11469 | break; |
| 11470 | } |
| 11471 | case 0x30: |
| 11472 | { |
| 11473 | InvalidInstruction(2); |
| 11474 | break; |
| 11475 | } |
| 11476 | case 0x31: |
| 11477 | { |
| 11478 | InvalidInstruction(2); |
| 11479 | break; |
| 11480 | } |
| 11481 | case 0x32: |
| 11482 | { |
| 11483 | InvalidInstruction(2); |
| 11484 | break; |
| 11485 | } |
| 11486 | case 0x33: |
| 11487 | { |
| 11488 | InvalidInstruction(2); |
| 11489 | break; |
| 11490 | } |
| 11491 | case 0x34: |
| 11492 | { |
| 11493 | sdwCyclesRemaining -= 23; |
| 11494 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 11495 | dwAddr = (sdwAddr + (INT32) cpu.z80IY) & 0xffff; |
| 11496 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 11497 | while (psMemRead->lowAddr != 0xffffffff) |
| 11498 | { |
| 11499 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 11500 | { |
| 11501 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11502 | if (psMemRead->memoryCall) |
| 11503 | { |
| 11504 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 11505 | } |
| 11506 | else |
| 11507 | { |
| 11508 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 11509 | } |
| 11510 | psMemRead = NULL; |
| 11511 | break; |
| 11512 | } |
| 11513 | ++psMemRead; |
| 11514 | } |
| 11515 | |
| 11516 | if (psMemRead) |
| 11517 | { |
| 11518 | bTemp = cpu.z80Base[dwAddr]; |
| 11519 | } |
| 11520 | |
| 11521 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 11522 | cpu.z80F |= bPostIncFlags[bTemp++]; |
| 11523 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 11524 | while (psMemWrite->lowAddr != 0xffffffff) |
| 11525 | { |
| 11526 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 11527 | { |
| 11528 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11529 | if (psMemWrite->memoryCall) |
| 11530 | { |
| 11531 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 11532 | } |
| 11533 | else |
| 11534 | { |
| 11535 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 11536 | } |
| 11537 | psMemWrite = NULL; |
| 11538 | break; |
| 11539 | } |
| 11540 | ++psMemWrite; |
| 11541 | } |
| 11542 | |
| 11543 | if (psMemWrite) |
| 11544 | { |
| 11545 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 11546 | } |
| 11547 | |
| 11548 | break; |
| 11549 | } |
| 11550 | case 0x35: |
| 11551 | { |
| 11552 | sdwCyclesRemaining -= 23; |
| 11553 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 11554 | dwAddr = (sdwAddr + (INT32) cpu.z80IY) & 0xffff; |
| 11555 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 11556 | while (psMemRead->lowAddr != 0xffffffff) |
| 11557 | { |
| 11558 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 11559 | { |
| 11560 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11561 | if (psMemRead->memoryCall) |
| 11562 | { |
| 11563 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 11564 | } |
| 11565 | else |
| 11566 | { |
| 11567 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 11568 | } |
| 11569 | psMemRead = NULL; |
| 11570 | break; |
| 11571 | } |
| 11572 | ++psMemRead; |
| 11573 | } |
| 11574 | |
| 11575 | if (psMemRead) |
| 11576 | { |
| 11577 | bTemp = cpu.z80Base[dwAddr]; |
| 11578 | } |
| 11579 | |
| 11580 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 11581 | cpu.z80F |= bPostDecFlags[bTemp--]; |
| 11582 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 11583 | while (psMemWrite->lowAddr != 0xffffffff) |
| 11584 | { |
| 11585 | if ((dwAddr >= psMemWrite->lowAddr) && (dwAddr <= psMemWrite->highAddr)) |
| 11586 | { |
| 11587 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11588 | if (psMemWrite->memoryCall) |
| 11589 | { |
| 11590 | psMemWrite->memoryCall(dwAddr, bTemp, psMemWrite); |
| 11591 | } |
| 11592 | else |
| 11593 | { |
| 11594 | *((UINT8 *) psMemWrite->pUserArea + (dwAddr - psMemWrite->lowAddr)) = bTemp; |
| 11595 | } |
| 11596 | psMemWrite = NULL; |
| 11597 | break; |
| 11598 | } |
| 11599 | ++psMemWrite; |
| 11600 | } |
| 11601 | |
| 11602 | if (psMemWrite) |
| 11603 | { |
| 11604 | cpu.z80Base[dwAddr] = (UINT8) bTemp; |
| 11605 | } |
| 11606 | |
| 11607 | break; |
| 11608 | } |
| 11609 | case 0x36: |
| 11610 | { |
| 11611 | sdwCyclesRemaining -= 19; |
| 11612 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 11613 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 11614 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 11615 | while (psMemWrite->lowAddr != 0xffffffff) |
| 11616 | { |
| 11617 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 11618 | { |
| 11619 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11620 | if (psMemWrite->memoryCall) |
| 11621 | { |
| 11622 | psMemWrite->memoryCall(sdwAddr, *pbPC++, psMemWrite); |
| 11623 | } |
| 11624 | else |
| 11625 | { |
| 11626 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = *pbPC++; |
| 11627 | } |
| 11628 | psMemWrite = NULL; |
| 11629 | break; |
| 11630 | } |
| 11631 | ++psMemWrite; |
| 11632 | } |
| 11633 | |
| 11634 | if (psMemWrite) |
| 11635 | { |
| 11636 | cpu.z80Base[sdwAddr] = (UINT8) *pbPC++; |
| 11637 | } |
| 11638 | |
| 11639 | break; |
| 11640 | } |
| 11641 | case 0x37: |
| 11642 | { |
| 11643 | InvalidInstruction(2); |
| 11644 | break; |
| 11645 | } |
| 11646 | case 0x38: |
| 11647 | { |
| 11648 | InvalidInstruction(2); |
| 11649 | break; |
| 11650 | } |
| 11651 | case 0x39: |
| 11652 | { |
| 11653 | sdwCyclesRemaining -= 15; |
| 11654 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 11655 | dwTemp = cpu.z80IY + cpu.z80sp; |
| 11656 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY) | (((cpu.z80IY ^ dwTemp ^ cpu.z80sp) >> 8) & Z80_FLAG_HALF_CARRY); |
| 11657 | cpu.z80IY = dwTemp & 0xffff; |
| 11658 | break; |
| 11659 | } |
| 11660 | case 0x3a: |
| 11661 | { |
| 11662 | InvalidInstruction(2); |
| 11663 | break; |
| 11664 | } |
| 11665 | case 0x3b: |
| 11666 | { |
| 11667 | InvalidInstruction(2); |
| 11668 | break; |
| 11669 | } |
| 11670 | case 0x3c: |
| 11671 | { |
| 11672 | InvalidInstruction(2); |
| 11673 | break; |
| 11674 | } |
| 11675 | case 0x3d: |
| 11676 | { |
| 11677 | InvalidInstruction(2); |
| 11678 | break; |
| 11679 | } |
| 11680 | case 0x3e: |
| 11681 | { |
| 11682 | InvalidInstruction(2); |
| 11683 | break; |
| 11684 | } |
| 11685 | case 0x3f: |
| 11686 | { |
| 11687 | InvalidInstruction(2); |
| 11688 | break; |
| 11689 | } |
| 11690 | case 0x40: |
| 11691 | { |
| 11692 | InvalidInstruction(2); |
| 11693 | break; |
| 11694 | } |
| 11695 | case 0x41: |
| 11696 | { |
| 11697 | InvalidInstruction(2); |
| 11698 | break; |
| 11699 | } |
| 11700 | case 0x42: |
| 11701 | { |
| 11702 | InvalidInstruction(2); |
| 11703 | break; |
| 11704 | } |
| 11705 | case 0x43: |
| 11706 | { |
| 11707 | InvalidInstruction(2); |
| 11708 | break; |
| 11709 | } |
| 11710 | case 0x44: |
| 11711 | { |
| 11712 | sdwCyclesRemaining -= 9; |
| 11713 | cpu.z80B = cpu.z80YH; |
| 11714 | break; |
| 11715 | } |
| 11716 | case 0x45: |
| 11717 | { |
| 11718 | sdwCyclesRemaining -= 9; |
| 11719 | cpu.z80B = cpu.z80YL; |
| 11720 | break; |
| 11721 | } |
| 11722 | case 0x46: |
| 11723 | { |
| 11724 | sdwCyclesRemaining -= 19; |
| 11725 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 11726 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 11727 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 11728 | while (psMemRead->lowAddr != 0xffffffff) |
| 11729 | { |
| 11730 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 11731 | { |
| 11732 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11733 | if (psMemRead->memoryCall) |
| 11734 | { |
| 11735 | cpu.z80B = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 11736 | } |
| 11737 | else |
| 11738 | { |
| 11739 | cpu.z80B = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 11740 | } |
| 11741 | psMemRead = NULL; |
| 11742 | break; |
| 11743 | } |
| 11744 | ++psMemRead; |
| 11745 | } |
| 11746 | |
| 11747 | if (psMemRead) |
| 11748 | { |
| 11749 | cpu.z80B = cpu.z80Base[sdwAddr]; |
| 11750 | } |
| 11751 | |
| 11752 | break; |
| 11753 | } |
| 11754 | case 0x47: |
| 11755 | { |
| 11756 | InvalidInstruction(2); |
| 11757 | break; |
| 11758 | } |
| 11759 | case 0x48: |
| 11760 | { |
| 11761 | InvalidInstruction(2); |
| 11762 | break; |
| 11763 | } |
| 11764 | case 0x49: |
| 11765 | { |
| 11766 | InvalidInstruction(2); |
| 11767 | break; |
| 11768 | } |
| 11769 | case 0x4a: |
| 11770 | { |
| 11771 | InvalidInstruction(2); |
| 11772 | break; |
| 11773 | } |
| 11774 | case 0x4b: |
| 11775 | { |
| 11776 | InvalidInstruction(2); |
| 11777 | break; |
| 11778 | } |
| 11779 | case 0x4c: |
| 11780 | { |
| 11781 | sdwCyclesRemaining -= 9; |
| 11782 | cpu.z80C = cpu.z80YH; |
| 11783 | break; |
| 11784 | } |
| 11785 | case 0x4d: |
| 11786 | { |
| 11787 | sdwCyclesRemaining -= 9; |
| 11788 | cpu.z80C = cpu.z80YL; |
| 11789 | break; |
| 11790 | } |
| 11791 | case 0x4e: |
| 11792 | { |
| 11793 | sdwCyclesRemaining -= 19; |
| 11794 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 11795 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 11796 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 11797 | while (psMemRead->lowAddr != 0xffffffff) |
| 11798 | { |
| 11799 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 11800 | { |
| 11801 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11802 | if (psMemRead->memoryCall) |
| 11803 | { |
| 11804 | cpu.z80C = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 11805 | } |
| 11806 | else |
| 11807 | { |
| 11808 | cpu.z80C = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 11809 | } |
| 11810 | psMemRead = NULL; |
| 11811 | break; |
| 11812 | } |
| 11813 | ++psMemRead; |
| 11814 | } |
| 11815 | |
| 11816 | if (psMemRead) |
| 11817 | { |
| 11818 | cpu.z80C = cpu.z80Base[sdwAddr]; |
| 11819 | } |
| 11820 | |
| 11821 | break; |
| 11822 | } |
| 11823 | case 0x4f: |
| 11824 | { |
| 11825 | InvalidInstruction(2); |
| 11826 | break; |
| 11827 | } |
| 11828 | case 0x50: |
| 11829 | { |
| 11830 | InvalidInstruction(2); |
| 11831 | break; |
| 11832 | } |
| 11833 | case 0x51: |
| 11834 | { |
| 11835 | InvalidInstruction(2); |
| 11836 | break; |
| 11837 | } |
| 11838 | case 0x52: |
| 11839 | { |
| 11840 | InvalidInstruction(2); |
| 11841 | break; |
| 11842 | } |
| 11843 | case 0x53: |
| 11844 | { |
| 11845 | InvalidInstruction(2); |
| 11846 | break; |
| 11847 | } |
| 11848 | case 0x54: |
| 11849 | { |
| 11850 | sdwCyclesRemaining -= 9; |
| 11851 | cpu.z80D = cpu.z80YH; |
| 11852 | break; |
| 11853 | } |
| 11854 | case 0x55: |
| 11855 | { |
| 11856 | sdwCyclesRemaining -= 9; |
| 11857 | cpu.z80D = cpu.z80YL; |
| 11858 | break; |
| 11859 | } |
| 11860 | case 0x56: |
| 11861 | { |
| 11862 | sdwCyclesRemaining -= 19; |
| 11863 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 11864 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 11865 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 11866 | while (psMemRead->lowAddr != 0xffffffff) |
| 11867 | { |
| 11868 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 11869 | { |
| 11870 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11871 | if (psMemRead->memoryCall) |
| 11872 | { |
| 11873 | cpu.z80D = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 11874 | } |
| 11875 | else |
| 11876 | { |
| 11877 | cpu.z80D = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 11878 | } |
| 11879 | psMemRead = NULL; |
| 11880 | break; |
| 11881 | } |
| 11882 | ++psMemRead; |
| 11883 | } |
| 11884 | |
| 11885 | if (psMemRead) |
| 11886 | { |
| 11887 | cpu.z80D = cpu.z80Base[sdwAddr]; |
| 11888 | } |
| 11889 | |
| 11890 | break; |
| 11891 | } |
| 11892 | case 0x57: |
| 11893 | { |
| 11894 | InvalidInstruction(2); |
| 11895 | break; |
| 11896 | } |
| 11897 | case 0x58: |
| 11898 | { |
| 11899 | InvalidInstruction(2); |
| 11900 | break; |
| 11901 | } |
| 11902 | case 0x59: |
| 11903 | { |
| 11904 | InvalidInstruction(2); |
| 11905 | break; |
| 11906 | } |
| 11907 | case 0x5a: |
| 11908 | { |
| 11909 | InvalidInstruction(2); |
| 11910 | break; |
| 11911 | } |
| 11912 | case 0x5b: |
| 11913 | { |
| 11914 | InvalidInstruction(2); |
| 11915 | break; |
| 11916 | } |
| 11917 | case 0x5c: |
| 11918 | { |
| 11919 | sdwCyclesRemaining -= 9; |
| 11920 | cpu.z80E = cpu.z80YH; |
| 11921 | break; |
| 11922 | } |
| 11923 | case 0x5d: |
| 11924 | { |
| 11925 | sdwCyclesRemaining -= 9; |
| 11926 | cpu.z80E = cpu.z80YL; |
| 11927 | break; |
| 11928 | } |
| 11929 | case 0x5e: |
| 11930 | { |
| 11931 | sdwCyclesRemaining -= 19; |
| 11932 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 11933 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 11934 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 11935 | while (psMemRead->lowAddr != 0xffffffff) |
| 11936 | { |
| 11937 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 11938 | { |
| 11939 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 11940 | if (psMemRead->memoryCall) |
| 11941 | { |
| 11942 | cpu.z80E = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 11943 | } |
| 11944 | else |
| 11945 | { |
| 11946 | cpu.z80E = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 11947 | } |
| 11948 | psMemRead = NULL; |
| 11949 | break; |
| 11950 | } |
| 11951 | ++psMemRead; |
| 11952 | } |
| 11953 | |
| 11954 | if (psMemRead) |
| 11955 | { |
| 11956 | cpu.z80E = cpu.z80Base[sdwAddr]; |
| 11957 | } |
| 11958 | |
| 11959 | break; |
| 11960 | } |
| 11961 | case 0x5f: |
| 11962 | { |
| 11963 | InvalidInstruction(2); |
| 11964 | break; |
| 11965 | } |
| 11966 | case 0x60: |
| 11967 | { |
| 11968 | sdwCyclesRemaining -= 9; |
| 11969 | cpu.z80YH = cpu.z80B; |
| 11970 | break; |
| 11971 | } |
| 11972 | case 0x61: |
| 11973 | { |
| 11974 | sdwCyclesRemaining -= 9; |
| 11975 | cpu.z80YH = cpu.z80C; |
| 11976 | break; |
| 11977 | } |
| 11978 | case 0x62: |
| 11979 | { |
| 11980 | sdwCyclesRemaining -= 9; |
| 11981 | cpu.z80YH = cpu.z80D; |
| 11982 | break; |
| 11983 | } |
| 11984 | case 0x63: |
| 11985 | { |
| 11986 | sdwCyclesRemaining -= 9; |
| 11987 | cpu.z80YH = cpu.z80E; |
| 11988 | break; |
| 11989 | } |
| 11990 | case 0x64: |
| 11991 | { |
| 11992 | sdwCyclesRemaining -= 9; |
| 11993 | break; |
| 11994 | } |
| 11995 | case 0x65: |
| 11996 | { |
| 11997 | sdwCyclesRemaining -= 9; |
| 11998 | cpu.z80YH = cpu.z80YL; |
| 11999 | break; |
| 12000 | } |
| 12001 | case 0x66: |
| 12002 | { |
| 12003 | sdwCyclesRemaining -= 19; |
| 12004 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 12005 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 12006 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 12007 | while (psMemRead->lowAddr != 0xffffffff) |
| 12008 | { |
| 12009 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 12010 | { |
| 12011 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12012 | if (psMemRead->memoryCall) |
| 12013 | { |
| 12014 | cpu.z80H = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 12015 | } |
| 12016 | else |
| 12017 | { |
| 12018 | cpu.z80H = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 12019 | } |
| 12020 | psMemRead = NULL; |
| 12021 | break; |
| 12022 | } |
| 12023 | ++psMemRead; |
| 12024 | } |
| 12025 | |
| 12026 | if (psMemRead) |
| 12027 | { |
| 12028 | cpu.z80H = cpu.z80Base[sdwAddr]; |
| 12029 | } |
| 12030 | |
| 12031 | break; |
| 12032 | } |
| 12033 | case 0x67: |
| 12034 | { |
| 12035 | sdwCyclesRemaining -= 9; |
| 12036 | cpu.z80YH = cpu.z80A; |
| 12037 | break; |
| 12038 | } |
| 12039 | case 0x68: |
| 12040 | { |
| 12041 | sdwCyclesRemaining -= 9; |
| 12042 | cpu.z80YL = cpu.z80B; |
| 12043 | break; |
| 12044 | } |
| 12045 | case 0x69: |
| 12046 | { |
| 12047 | sdwCyclesRemaining -= 9; |
| 12048 | cpu.z80YL = cpu.z80C; |
| 12049 | break; |
| 12050 | } |
| 12051 | case 0x6a: |
| 12052 | { |
| 12053 | sdwCyclesRemaining -= 9; |
| 12054 | cpu.z80YL = cpu.z80D; |
| 12055 | break; |
| 12056 | } |
| 12057 | case 0x6b: |
| 12058 | { |
| 12059 | sdwCyclesRemaining -= 9; |
| 12060 | cpu.z80YL = cpu.z80E; |
| 12061 | break; |
| 12062 | } |
| 12063 | case 0x6c: |
| 12064 | { |
| 12065 | sdwCyclesRemaining -= 9; |
| 12066 | cpu.z80YL = cpu.z80YH; |
| 12067 | break; |
| 12068 | } |
| 12069 | case 0x6d: |
| 12070 | { |
| 12071 | sdwCyclesRemaining -= 9; |
| 12072 | break; |
| 12073 | } |
| 12074 | case 0x6e: |
| 12075 | { |
| 12076 | sdwCyclesRemaining -= 19; |
| 12077 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 12078 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 12079 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 12080 | while (psMemRead->lowAddr != 0xffffffff) |
| 12081 | { |
| 12082 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 12083 | { |
| 12084 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12085 | if (psMemRead->memoryCall) |
| 12086 | { |
| 12087 | cpu.z80L = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 12088 | } |
| 12089 | else |
| 12090 | { |
| 12091 | cpu.z80L = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 12092 | } |
| 12093 | psMemRead = NULL; |
| 12094 | break; |
| 12095 | } |
| 12096 | ++psMemRead; |
| 12097 | } |
| 12098 | |
| 12099 | if (psMemRead) |
| 12100 | { |
| 12101 | cpu.z80L = cpu.z80Base[sdwAddr]; |
| 12102 | } |
| 12103 | |
| 12104 | break; |
| 12105 | } |
| 12106 | case 0x6f: |
| 12107 | { |
| 12108 | sdwCyclesRemaining -= 9; |
| 12109 | cpu.z80YL = cpu.z80A; |
| 12110 | break; |
| 12111 | } |
| 12112 | case 0x70: |
| 12113 | { |
| 12114 | sdwCyclesRemaining -= 19; |
| 12115 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 12116 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 12117 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 12118 | while (psMemWrite->lowAddr != 0xffffffff) |
| 12119 | { |
| 12120 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 12121 | { |
| 12122 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12123 | if (psMemWrite->memoryCall) |
| 12124 | { |
| 12125 | psMemWrite->memoryCall(sdwAddr, cpu.z80B, psMemWrite); |
| 12126 | } |
| 12127 | else |
| 12128 | { |
| 12129 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80B; |
| 12130 | } |
| 12131 | psMemWrite = NULL; |
| 12132 | break; |
| 12133 | } |
| 12134 | ++psMemWrite; |
| 12135 | } |
| 12136 | |
| 12137 | if (psMemWrite) |
| 12138 | { |
| 12139 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80B; |
| 12140 | } |
| 12141 | |
| 12142 | break; |
| 12143 | } |
| 12144 | case 0x71: |
| 12145 | { |
| 12146 | sdwCyclesRemaining -= 19; |
| 12147 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 12148 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 12149 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 12150 | while (psMemWrite->lowAddr != 0xffffffff) |
| 12151 | { |
| 12152 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 12153 | { |
| 12154 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12155 | if (psMemWrite->memoryCall) |
| 12156 | { |
| 12157 | psMemWrite->memoryCall(sdwAddr, cpu.z80C, psMemWrite); |
| 12158 | } |
| 12159 | else |
| 12160 | { |
| 12161 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80C; |
| 12162 | } |
| 12163 | psMemWrite = NULL; |
| 12164 | break; |
| 12165 | } |
| 12166 | ++psMemWrite; |
| 12167 | } |
| 12168 | |
| 12169 | if (psMemWrite) |
| 12170 | { |
| 12171 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80C; |
| 12172 | } |
| 12173 | |
| 12174 | break; |
| 12175 | } |
| 12176 | case 0x72: |
| 12177 | { |
| 12178 | sdwCyclesRemaining -= 19; |
| 12179 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 12180 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 12181 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 12182 | while (psMemWrite->lowAddr != 0xffffffff) |
| 12183 | { |
| 12184 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 12185 | { |
| 12186 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12187 | if (psMemWrite->memoryCall) |
| 12188 | { |
| 12189 | psMemWrite->memoryCall(sdwAddr, cpu.z80D, psMemWrite); |
| 12190 | } |
| 12191 | else |
| 12192 | { |
| 12193 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80D; |
| 12194 | } |
| 12195 | psMemWrite = NULL; |
| 12196 | break; |
| 12197 | } |
| 12198 | ++psMemWrite; |
| 12199 | } |
| 12200 | |
| 12201 | if (psMemWrite) |
| 12202 | { |
| 12203 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80D; |
| 12204 | } |
| 12205 | |
| 12206 | break; |
| 12207 | } |
| 12208 | case 0x73: |
| 12209 | { |
| 12210 | sdwCyclesRemaining -= 19; |
| 12211 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 12212 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 12213 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 12214 | while (psMemWrite->lowAddr != 0xffffffff) |
| 12215 | { |
| 12216 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 12217 | { |
| 12218 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12219 | if (psMemWrite->memoryCall) |
| 12220 | { |
| 12221 | psMemWrite->memoryCall(sdwAddr, cpu.z80E, psMemWrite); |
| 12222 | } |
| 12223 | else |
| 12224 | { |
| 12225 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80E; |
| 12226 | } |
| 12227 | psMemWrite = NULL; |
| 12228 | break; |
| 12229 | } |
| 12230 | ++psMemWrite; |
| 12231 | } |
| 12232 | |
| 12233 | if (psMemWrite) |
| 12234 | { |
| 12235 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80E; |
| 12236 | } |
| 12237 | |
| 12238 | break; |
| 12239 | } |
| 12240 | case 0x74: |
| 12241 | { |
| 12242 | sdwCyclesRemaining -= 19; |
| 12243 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 12244 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 12245 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 12246 | while (psMemWrite->lowAddr != 0xffffffff) |
| 12247 | { |
| 12248 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 12249 | { |
| 12250 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12251 | if (psMemWrite->memoryCall) |
| 12252 | { |
| 12253 | psMemWrite->memoryCall(sdwAddr, cpu.z80H, psMemWrite); |
| 12254 | } |
| 12255 | else |
| 12256 | { |
| 12257 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80H; |
| 12258 | } |
| 12259 | psMemWrite = NULL; |
| 12260 | break; |
| 12261 | } |
| 12262 | ++psMemWrite; |
| 12263 | } |
| 12264 | |
| 12265 | if (psMemWrite) |
| 12266 | { |
| 12267 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80H; |
| 12268 | } |
| 12269 | |
| 12270 | break; |
| 12271 | } |
| 12272 | case 0x75: |
| 12273 | { |
| 12274 | sdwCyclesRemaining -= 19; |
| 12275 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 12276 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 12277 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 12278 | while (psMemWrite->lowAddr != 0xffffffff) |
| 12279 | { |
| 12280 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 12281 | { |
| 12282 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12283 | if (psMemWrite->memoryCall) |
| 12284 | { |
| 12285 | psMemWrite->memoryCall(sdwAddr, cpu.z80L, psMemWrite); |
| 12286 | } |
| 12287 | else |
| 12288 | { |
| 12289 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80L; |
| 12290 | } |
| 12291 | psMemWrite = NULL; |
| 12292 | break; |
| 12293 | } |
| 12294 | ++psMemWrite; |
| 12295 | } |
| 12296 | |
| 12297 | if (psMemWrite) |
| 12298 | { |
| 12299 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80L; |
| 12300 | } |
| 12301 | |
| 12302 | break; |
| 12303 | } |
| 12304 | case 0x76: |
| 12305 | { |
| 12306 | sdwCyclesRemaining -= 19; |
| 12307 | InvalidInstruction(2); |
| 12308 | break; |
| 12309 | } |
| 12310 | case 0x77: |
| 12311 | { |
| 12312 | sdwCyclesRemaining -= 19; |
| 12313 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 12314 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 12315 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 12316 | while (psMemWrite->lowAddr != 0xffffffff) |
| 12317 | { |
| 12318 | if ((sdwAddr >= psMemWrite->lowAddr) && (sdwAddr <= psMemWrite->highAddr)) |
| 12319 | { |
| 12320 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12321 | if (psMemWrite->memoryCall) |
| 12322 | { |
| 12323 | psMemWrite->memoryCall(sdwAddr, cpu.z80A, psMemWrite); |
| 12324 | } |
| 12325 | else |
| 12326 | { |
| 12327 | *((UINT8 *) psMemWrite->pUserArea + (sdwAddr - psMemWrite->lowAddr)) = cpu.z80A; |
| 12328 | } |
| 12329 | psMemWrite = NULL; |
| 12330 | break; |
| 12331 | } |
| 12332 | ++psMemWrite; |
| 12333 | } |
| 12334 | |
| 12335 | if (psMemWrite) |
| 12336 | { |
| 12337 | cpu.z80Base[sdwAddr] = (UINT8) cpu.z80A; |
| 12338 | } |
| 12339 | |
| 12340 | break; |
| 12341 | } |
| 12342 | case 0x78: |
| 12343 | { |
| 12344 | InvalidInstruction(2); |
| 12345 | break; |
| 12346 | } |
| 12347 | case 0x79: |
| 12348 | { |
| 12349 | InvalidInstruction(2); |
| 12350 | break; |
| 12351 | } |
| 12352 | case 0x7a: |
| 12353 | { |
| 12354 | InvalidInstruction(2); |
| 12355 | break; |
| 12356 | } |
| 12357 | case 0x7b: |
| 12358 | { |
| 12359 | InvalidInstruction(2); |
| 12360 | break; |
| 12361 | } |
| 12362 | case 0x7c: |
| 12363 | { |
| 12364 | sdwCyclesRemaining -= 9; |
| 12365 | cpu.z80A = cpu.z80YH; |
| 12366 | break; |
| 12367 | } |
| 12368 | case 0x7d: |
| 12369 | { |
| 12370 | sdwCyclesRemaining -= 9; |
| 12371 | cpu.z80A = cpu.z80YL; |
| 12372 | break; |
| 12373 | } |
| 12374 | case 0x7e: |
| 12375 | { |
| 12376 | sdwCyclesRemaining -= 19; |
| 12377 | sdwAddr = (INT8) *pbPC++; // Get the offset |
| 12378 | sdwAddr = ((INT32) cpu.z80IY + sdwAddr) & 0xffff; |
| 12379 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 12380 | while (psMemRead->lowAddr != 0xffffffff) |
| 12381 | { |
| 12382 | if ((sdwAddr >= psMemRead->lowAddr) && (sdwAddr <= psMemRead->highAddr)) |
| 12383 | { |
| 12384 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12385 | if (psMemRead->memoryCall) |
| 12386 | { |
| 12387 | cpu.z80A = psMemRead->memoryCall(sdwAddr, psMemRead); |
| 12388 | } |
| 12389 | else |
| 12390 | { |
| 12391 | cpu.z80A = *((UINT8 *) psMemRead->pUserArea + (sdwAddr - psMemRead->lowAddr)); |
| 12392 | } |
| 12393 | psMemRead = NULL; |
| 12394 | break; |
| 12395 | } |
| 12396 | ++psMemRead; |
| 12397 | } |
| 12398 | |
| 12399 | if (psMemRead) |
| 12400 | { |
| 12401 | cpu.z80A = cpu.z80Base[sdwAddr]; |
| 12402 | } |
| 12403 | |
| 12404 | break; |
| 12405 | } |
| 12406 | case 0x7f: |
| 12407 | { |
| 12408 | InvalidInstruction(2); |
| 12409 | break; |
| 12410 | } |
| 12411 | case 0x80: |
| 12412 | { |
| 12413 | InvalidInstruction(2); |
| 12414 | break; |
| 12415 | } |
| 12416 | case 0x81: |
| 12417 | { |
| 12418 | InvalidInstruction(2); |
| 12419 | break; |
| 12420 | } |
| 12421 | case 0x82: |
| 12422 | { |
| 12423 | InvalidInstruction(2); |
| 12424 | break; |
| 12425 | } |
| 12426 | case 0x83: |
| 12427 | { |
| 12428 | InvalidInstruction(2); |
| 12429 | break; |
| 12430 | } |
| 12431 | case 0x84: |
| 12432 | { |
| 12433 | sdwCyclesRemaining -= 9; |
| 12434 | bTemp2 = cpu.z80A + cpu.z80YH; |
| 12435 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 12436 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 12437 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80YH]; |
| 12438 | InvalidInstruction(2); |
| 12439 | break; |
| 12440 | } |
| 12441 | case 0x85: |
| 12442 | { |
| 12443 | sdwCyclesRemaining -= 9; |
| 12444 | bTemp2 = cpu.z80A + cpu.z80YL; |
| 12445 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 12446 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 12447 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80YL]; |
| 12448 | InvalidInstruction(2); |
| 12449 | break; |
| 12450 | } |
| 12451 | case 0x86: |
| 12452 | { |
| 12453 | sdwCyclesRemaining -= 19; |
| 12454 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 12455 | dwAddr = (sdwAddr + (INT32) cpu.z80IY) & 0xffff; |
| 12456 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 12457 | while (psMemRead->lowAddr != 0xffffffff) |
| 12458 | { |
| 12459 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 12460 | { |
| 12461 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12462 | if (psMemRead->memoryCall) |
| 12463 | { |
| 12464 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 12465 | } |
| 12466 | else |
| 12467 | { |
| 12468 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 12469 | } |
| 12470 | psMemRead = NULL; |
| 12471 | break; |
| 12472 | } |
| 12473 | ++psMemRead; |
| 12474 | } |
| 12475 | |
| 12476 | if (psMemRead) |
| 12477 | { |
| 12478 | bTemp = cpu.z80Base[dwAddr]; |
| 12479 | } |
| 12480 | |
| 12481 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 12482 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 12483 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | bTemp]; |
| 12484 | cpu.z80A += bTemp; |
| 12485 | break; |
| 12486 | } |
| 12487 | case 0x87: |
| 12488 | { |
| 12489 | InvalidInstruction(2); |
| 12490 | break; |
| 12491 | } |
| 12492 | case 0x88: |
| 12493 | { |
| 12494 | InvalidInstruction(2); |
| 12495 | break; |
| 12496 | } |
| 12497 | case 0x89: |
| 12498 | { |
| 12499 | InvalidInstruction(2); |
| 12500 | break; |
| 12501 | } |
| 12502 | case 0x8a: |
| 12503 | { |
| 12504 | InvalidInstruction(2); |
| 12505 | break; |
| 12506 | } |
| 12507 | case 0x8b: |
| 12508 | { |
| 12509 | InvalidInstruction(2); |
| 12510 | break; |
| 12511 | } |
| 12512 | case 0x8c: |
| 12513 | { |
| 12514 | sdwCyclesRemaining -= 9; |
| 12515 | bTemp2 = cpu.z80A + cpu.z80YH + (cpu.z80F & Z80_FLAG_CARRY); |
| 12516 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 12517 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 12518 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80YH | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 12519 | InvalidInstruction(2); |
| 12520 | break; |
| 12521 | } |
| 12522 | case 0x8d: |
| 12523 | { |
| 12524 | sdwCyclesRemaining -= 9; |
| 12525 | bTemp2 = cpu.z80A + cpu.z80YL + (cpu.z80F & Z80_FLAG_CARRY); |
| 12526 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 12527 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 12528 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80YL | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 12529 | InvalidInstruction(2); |
| 12530 | break; |
| 12531 | } |
| 12532 | case 0x8e: |
| 12533 | { |
| 12534 | sdwCyclesRemaining -= 19; |
| 12535 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 12536 | dwAddr = (sdwAddr + (INT32) cpu.z80IY) & 0xffff; |
| 12537 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 12538 | while (psMemRead->lowAddr != 0xffffffff) |
| 12539 | { |
| 12540 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 12541 | { |
| 12542 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12543 | if (psMemRead->memoryCall) |
| 12544 | { |
| 12545 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 12546 | } |
| 12547 | else |
| 12548 | { |
| 12549 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 12550 | } |
| 12551 | psMemRead = NULL; |
| 12552 | break; |
| 12553 | } |
| 12554 | ++psMemRead; |
| 12555 | } |
| 12556 | |
| 12557 | if (psMemRead) |
| 12558 | { |
| 12559 | bTemp = cpu.z80Base[dwAddr]; |
| 12560 | } |
| 12561 | |
| 12562 | bTemp2 = (cpu.z80F & Z80_FLAG_CARRY); |
| 12563 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 12564 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 12565 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | bTemp | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 12566 | cpu.z80A += bTemp + bTemp2; |
| 12567 | break; |
| 12568 | } |
| 12569 | case 0x8f: |
| 12570 | { |
| 12571 | InvalidInstruction(2); |
| 12572 | break; |
| 12573 | } |
| 12574 | case 0x90: |
| 12575 | { |
| 12576 | InvalidInstruction(2); |
| 12577 | break; |
| 12578 | } |
| 12579 | case 0x91: |
| 12580 | { |
| 12581 | InvalidInstruction(2); |
| 12582 | break; |
| 12583 | } |
| 12584 | case 0x92: |
| 12585 | { |
| 12586 | InvalidInstruction(2); |
| 12587 | break; |
| 12588 | } |
| 12589 | case 0x93: |
| 12590 | { |
| 12591 | InvalidInstruction(2); |
| 12592 | break; |
| 12593 | } |
| 12594 | case 0x94: |
| 12595 | { |
| 12596 | sdwCyclesRemaining -= 9; |
| 12597 | bTemp2 = cpu.z80A - cpu.z80YH; |
| 12598 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 12599 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 12600 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80YH]; |
| 12601 | InvalidInstruction(2); |
| 12602 | break; |
| 12603 | } |
| 12604 | case 0x95: |
| 12605 | { |
| 12606 | sdwCyclesRemaining -= 9; |
| 12607 | bTemp2 = cpu.z80A - cpu.z80YL; |
| 12608 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 12609 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 12610 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80YL]; |
| 12611 | InvalidInstruction(2); |
| 12612 | break; |
| 12613 | } |
| 12614 | case 0x96: |
| 12615 | { |
| 12616 | sdwCyclesRemaining -= 19; |
| 12617 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 12618 | dwAddr = (sdwAddr + (INT32) cpu.z80IY) & 0xffff; |
| 12619 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 12620 | while (psMemRead->lowAddr != 0xffffffff) |
| 12621 | { |
| 12622 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 12623 | { |
| 12624 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12625 | if (psMemRead->memoryCall) |
| 12626 | { |
| 12627 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 12628 | } |
| 12629 | else |
| 12630 | { |
| 12631 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 12632 | } |
| 12633 | psMemRead = NULL; |
| 12634 | break; |
| 12635 | } |
| 12636 | ++psMemRead; |
| 12637 | } |
| 12638 | |
| 12639 | if (psMemRead) |
| 12640 | { |
| 12641 | bTemp = cpu.z80Base[dwAddr]; |
| 12642 | } |
| 12643 | |
| 12644 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 12645 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 12646 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp]; |
| 12647 | cpu.z80A -= bTemp; |
| 12648 | break; |
| 12649 | } |
| 12650 | case 0x97: |
| 12651 | { |
| 12652 | InvalidInstruction(2); |
| 12653 | break; |
| 12654 | } |
| 12655 | case 0x98: |
| 12656 | { |
| 12657 | InvalidInstruction(2); |
| 12658 | break; |
| 12659 | } |
| 12660 | case 0x99: |
| 12661 | { |
| 12662 | InvalidInstruction(2); |
| 12663 | break; |
| 12664 | } |
| 12665 | case 0x9a: |
| 12666 | { |
| 12667 | InvalidInstruction(2); |
| 12668 | break; |
| 12669 | } |
| 12670 | case 0x9b: |
| 12671 | { |
| 12672 | InvalidInstruction(2); |
| 12673 | break; |
| 12674 | } |
| 12675 | case 0x9c: |
| 12676 | { |
| 12677 | sdwCyclesRemaining -= 9; |
| 12678 | bTemp2 = cpu.z80A - cpu.z80YH - (cpu.z80F & Z80_FLAG_CARRY); |
| 12679 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 12680 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 12681 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80YH | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 12682 | InvalidInstruction(2); |
| 12683 | break; |
| 12684 | } |
| 12685 | case 0x9d: |
| 12686 | { |
| 12687 | sdwCyclesRemaining -= 9; |
| 12688 | bTemp2 = cpu.z80A - cpu.z80YL - (cpu.z80F & Z80_FLAG_CARRY); |
| 12689 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 12690 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 12691 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80YL | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 12692 | InvalidInstruction(2); |
| 12693 | break; |
| 12694 | } |
| 12695 | case 0x9e: |
| 12696 | { |
| 12697 | sdwCyclesRemaining -= 19; |
| 12698 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 12699 | dwAddr = (sdwAddr + (INT32) cpu.z80IY) & 0xffff; |
| 12700 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 12701 | while (psMemRead->lowAddr != 0xffffffff) |
| 12702 | { |
| 12703 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 12704 | { |
| 12705 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12706 | if (psMemRead->memoryCall) |
| 12707 | { |
| 12708 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 12709 | } |
| 12710 | else |
| 12711 | { |
| 12712 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 12713 | } |
| 12714 | psMemRead = NULL; |
| 12715 | break; |
| 12716 | } |
| 12717 | ++psMemRead; |
| 12718 | } |
| 12719 | |
| 12720 | if (psMemRead) |
| 12721 | { |
| 12722 | bTemp = cpu.z80Base[dwAddr]; |
| 12723 | } |
| 12724 | |
| 12725 | bTemp2 = cpu.z80A; |
| 12726 | cpu.z80A = cpu.z80A - bTemp - (cpu.z80F & Z80_FLAG_CARRY); |
| 12727 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 12728 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 12729 | pbSubSbcTable[((UINT32) bTemp2 << 8) | bTemp | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 12730 | break; |
| 12731 | } |
| 12732 | case 0x9f: |
| 12733 | { |
| 12734 | InvalidInstruction(2); |
| 12735 | break; |
| 12736 | } |
| 12737 | case 0xa0: |
| 12738 | { |
| 12739 | InvalidInstruction(2); |
| 12740 | break; |
| 12741 | } |
| 12742 | case 0xa1: |
| 12743 | { |
| 12744 | InvalidInstruction(2); |
| 12745 | break; |
| 12746 | } |
| 12747 | case 0xa2: |
| 12748 | { |
| 12749 | InvalidInstruction(2); |
| 12750 | break; |
| 12751 | } |
| 12752 | case 0xa3: |
| 12753 | { |
| 12754 | InvalidInstruction(2); |
| 12755 | break; |
| 12756 | } |
| 12757 | case 0xa4: |
| 12758 | { |
| 12759 | sdwCyclesRemaining -= 9; |
| 12760 | cpu.z80A &= cpu.z80YH; |
| 12761 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 12762 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 12763 | |
| 12764 | InvalidInstruction(2); |
| 12765 | break; |
| 12766 | } |
| 12767 | case 0xa5: |
| 12768 | { |
| 12769 | sdwCyclesRemaining -= 9; |
| 12770 | cpu.z80A &= cpu.z80YL; |
| 12771 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 12772 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 12773 | |
| 12774 | InvalidInstruction(2); |
| 12775 | break; |
| 12776 | } |
| 12777 | case 0xa6: |
| 12778 | { |
| 12779 | sdwCyclesRemaining -= 19; |
| 12780 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 12781 | dwAddr = (sdwAddr + (INT32) cpu.z80IY) & 0xffff; |
| 12782 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 12783 | while (psMemRead->lowAddr != 0xffffffff) |
| 12784 | { |
| 12785 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 12786 | { |
| 12787 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12788 | if (psMemRead->memoryCall) |
| 12789 | { |
| 12790 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 12791 | } |
| 12792 | else |
| 12793 | { |
| 12794 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 12795 | } |
| 12796 | psMemRead = NULL; |
| 12797 | break; |
| 12798 | } |
| 12799 | ++psMemRead; |
| 12800 | } |
| 12801 | |
| 12802 | if (psMemRead) |
| 12803 | { |
| 12804 | bTemp = cpu.z80Base[dwAddr]; |
| 12805 | } |
| 12806 | |
| 12807 | cpu.z80A &= bTemp; |
| 12808 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 12809 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 12810 | |
| 12811 | break; |
| 12812 | } |
| 12813 | case 0xa7: |
| 12814 | { |
| 12815 | InvalidInstruction(2); |
| 12816 | break; |
| 12817 | } |
| 12818 | case 0xa8: |
| 12819 | { |
| 12820 | InvalidInstruction(2); |
| 12821 | break; |
| 12822 | } |
| 12823 | case 0xa9: |
| 12824 | { |
| 12825 | InvalidInstruction(2); |
| 12826 | break; |
| 12827 | } |
| 12828 | case 0xaa: |
| 12829 | { |
| 12830 | InvalidInstruction(2); |
| 12831 | break; |
| 12832 | } |
| 12833 | case 0xab: |
| 12834 | { |
| 12835 | InvalidInstruction(2); |
| 12836 | break; |
| 12837 | } |
| 12838 | case 0xac: |
| 12839 | { |
| 12840 | sdwCyclesRemaining -= 9; |
| 12841 | cpu.z80A ^= cpu.z80YH; |
| 12842 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 12843 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 12844 | |
| 12845 | InvalidInstruction(2); |
| 12846 | break; |
| 12847 | } |
| 12848 | case 0xad: |
| 12849 | { |
| 12850 | sdwCyclesRemaining -= 9; |
| 12851 | cpu.z80A ^= cpu.z80YL; |
| 12852 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 12853 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 12854 | |
| 12855 | InvalidInstruction(2); |
| 12856 | break; |
| 12857 | } |
| 12858 | case 0xae: |
| 12859 | { |
| 12860 | sdwCyclesRemaining -= 19; |
| 12861 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 12862 | dwAddr = (sdwAddr + (INT32) cpu.z80IY) & 0xffff; |
| 12863 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 12864 | while (psMemRead->lowAddr != 0xffffffff) |
| 12865 | { |
| 12866 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 12867 | { |
| 12868 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12869 | if (psMemRead->memoryCall) |
| 12870 | { |
| 12871 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 12872 | } |
| 12873 | else |
| 12874 | { |
| 12875 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 12876 | } |
| 12877 | psMemRead = NULL; |
| 12878 | break; |
| 12879 | } |
| 12880 | ++psMemRead; |
| 12881 | } |
| 12882 | |
| 12883 | if (psMemRead) |
| 12884 | { |
| 12885 | bTemp = cpu.z80Base[dwAddr]; |
| 12886 | } |
| 12887 | |
| 12888 | cpu.z80A ^= bTemp; |
| 12889 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 12890 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 12891 | |
| 12892 | break; |
| 12893 | } |
| 12894 | case 0xaf: |
| 12895 | { |
| 12896 | InvalidInstruction(2); |
| 12897 | break; |
| 12898 | } |
| 12899 | case 0xb0: |
| 12900 | { |
| 12901 | InvalidInstruction(2); |
| 12902 | break; |
| 12903 | } |
| 12904 | case 0xb1: |
| 12905 | { |
| 12906 | InvalidInstruction(2); |
| 12907 | break; |
| 12908 | } |
| 12909 | case 0xb2: |
| 12910 | { |
| 12911 | InvalidInstruction(2); |
| 12912 | break; |
| 12913 | } |
| 12914 | case 0xb3: |
| 12915 | { |
| 12916 | InvalidInstruction(2); |
| 12917 | break; |
| 12918 | } |
| 12919 | case 0xb4: |
| 12920 | { |
| 12921 | sdwCyclesRemaining -= 9; |
| 12922 | cpu.z80A |= cpu.z80YH; |
| 12923 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 12924 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 12925 | |
| 12926 | InvalidInstruction(2); |
| 12927 | break; |
| 12928 | } |
| 12929 | case 0xb5: |
| 12930 | { |
| 12931 | sdwCyclesRemaining -= 9; |
| 12932 | cpu.z80A |= cpu.z80YL; |
| 12933 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 12934 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 12935 | |
| 12936 | InvalidInstruction(2); |
| 12937 | break; |
| 12938 | } |
| 12939 | case 0xb6: |
| 12940 | { |
| 12941 | sdwCyclesRemaining -= 19; |
| 12942 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 12943 | dwAddr = (sdwAddr + (INT32) cpu.z80IY) & 0xffff; |
| 12944 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 12945 | while (psMemRead->lowAddr != 0xffffffff) |
| 12946 | { |
| 12947 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 12948 | { |
| 12949 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 12950 | if (psMemRead->memoryCall) |
| 12951 | { |
| 12952 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 12953 | } |
| 12954 | else |
| 12955 | { |
| 12956 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 12957 | } |
| 12958 | psMemRead = NULL; |
| 12959 | break; |
| 12960 | } |
| 12961 | ++psMemRead; |
| 12962 | } |
| 12963 | |
| 12964 | if (psMemRead) |
| 12965 | { |
| 12966 | bTemp = cpu.z80Base[dwAddr]; |
| 12967 | } |
| 12968 | |
| 12969 | cpu.z80A |= bTemp; |
| 12970 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 12971 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 12972 | |
| 12973 | break; |
| 12974 | } |
| 12975 | case 0xb7: |
| 12976 | { |
| 12977 | InvalidInstruction(2); |
| 12978 | break; |
| 12979 | } |
| 12980 | case 0xb8: |
| 12981 | { |
| 12982 | InvalidInstruction(2); |
| 12983 | break; |
| 12984 | } |
| 12985 | case 0xb9: |
| 12986 | { |
| 12987 | InvalidInstruction(2); |
| 12988 | break; |
| 12989 | } |
| 12990 | case 0xba: |
| 12991 | { |
| 12992 | InvalidInstruction(2); |
| 12993 | break; |
| 12994 | } |
| 12995 | case 0xbb: |
| 12996 | { |
| 12997 | InvalidInstruction(2); |
| 12998 | break; |
| 12999 | } |
| 13000 | case 0xbc: |
| 13001 | { |
| 13002 | sdwCyclesRemaining -= 9; |
| 13003 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 13004 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 13005 | |
| 13006 | InvalidInstruction(2); |
| 13007 | break; |
| 13008 | } |
| 13009 | case 0xbd: |
| 13010 | { |
| 13011 | sdwCyclesRemaining -= 9; |
| 13012 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 13013 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 13014 | |
| 13015 | InvalidInstruction(2); |
| 13016 | break; |
| 13017 | } |
| 13018 | case 0xbe: |
| 13019 | { |
| 13020 | sdwCyclesRemaining -= 19; |
| 13021 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 13022 | dwAddr = (sdwAddr + (INT32) cpu.z80IY) & 0xffff; |
| 13023 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 13024 | while (psMemRead->lowAddr != 0xffffffff) |
| 13025 | { |
| 13026 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 13027 | { |
| 13028 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13029 | if (psMemRead->memoryCall) |
| 13030 | { |
| 13031 | bTemp = psMemRead->memoryCall(dwAddr, psMemRead); |
| 13032 | } |
| 13033 | else |
| 13034 | { |
| 13035 | bTemp = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 13036 | } |
| 13037 | psMemRead = NULL; |
| 13038 | break; |
| 13039 | } |
| 13040 | ++psMemRead; |
| 13041 | } |
| 13042 | |
| 13043 | if (psMemRead) |
| 13044 | { |
| 13045 | bTemp = cpu.z80Base[dwAddr]; |
| 13046 | } |
| 13047 | |
| 13048 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 13049 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 13050 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp]; |
| 13051 | break; |
| 13052 | } |
| 13053 | case 0xbf: |
| 13054 | { |
| 13055 | InvalidInstruction(2); |
| 13056 | break; |
| 13057 | } |
| 13058 | case 0xc0: |
| 13059 | { |
| 13060 | InvalidInstruction(2); |
| 13061 | break; |
| 13062 | } |
| 13063 | case 0xc1: |
| 13064 | { |
| 13065 | InvalidInstruction(2); |
| 13066 | break; |
| 13067 | } |
| 13068 | case 0xc2: |
| 13069 | { |
| 13070 | InvalidInstruction(2); |
| 13071 | break; |
| 13072 | } |
| 13073 | case 0xc3: |
| 13074 | { |
| 13075 | InvalidInstruction(2); |
| 13076 | break; |
| 13077 | } |
| 13078 | case 0xc4: |
| 13079 | { |
| 13080 | InvalidInstruction(2); |
| 13081 | break; |
| 13082 | } |
| 13083 | case 0xc5: |
| 13084 | { |
| 13085 | InvalidInstruction(2); |
| 13086 | break; |
| 13087 | } |
| 13088 | case 0xc6: |
| 13089 | { |
| 13090 | InvalidInstruction(2); |
| 13091 | break; |
| 13092 | } |
| 13093 | case 0xc7: |
| 13094 | { |
| 13095 | InvalidInstruction(2); |
| 13096 | break; |
| 13097 | } |
| 13098 | case 0xc8: |
| 13099 | { |
| 13100 | InvalidInstruction(2); |
| 13101 | break; |
| 13102 | } |
| 13103 | case 0xc9: |
| 13104 | { |
| 13105 | InvalidInstruction(2); |
| 13106 | break; |
| 13107 | } |
| 13108 | case 0xca: |
| 13109 | { |
| 13110 | InvalidInstruction(2); |
| 13111 | break; |
| 13112 | } |
| 13113 | case 0xcb: |
| 13114 | { |
| 13115 | DDFDCBHandler(1); |
| 13116 | break; |
| 13117 | } |
| 13118 | case 0xcc: |
| 13119 | { |
| 13120 | InvalidInstruction(2); |
| 13121 | break; |
| 13122 | } |
| 13123 | case 0xcd: |
| 13124 | { |
| 13125 | InvalidInstruction(2); |
| 13126 | break; |
| 13127 | } |
| 13128 | case 0xce: |
| 13129 | { |
| 13130 | InvalidInstruction(2); |
| 13131 | break; |
| 13132 | } |
| 13133 | case 0xcf: |
| 13134 | { |
| 13135 | InvalidInstruction(2); |
| 13136 | break; |
| 13137 | } |
| 13138 | case 0xd0: |
| 13139 | { |
| 13140 | InvalidInstruction(2); |
| 13141 | break; |
| 13142 | } |
| 13143 | case 0xd1: |
| 13144 | { |
| 13145 | InvalidInstruction(2); |
| 13146 | break; |
| 13147 | } |
| 13148 | case 0xd2: |
| 13149 | { |
| 13150 | InvalidInstruction(2); |
| 13151 | break; |
| 13152 | } |
| 13153 | case 0xd3: |
| 13154 | { |
| 13155 | InvalidInstruction(2); |
| 13156 | break; |
| 13157 | } |
| 13158 | case 0xd4: |
| 13159 | { |
| 13160 | InvalidInstruction(2); |
| 13161 | break; |
| 13162 | } |
| 13163 | case 0xd5: |
| 13164 | { |
| 13165 | InvalidInstruction(2); |
| 13166 | break; |
| 13167 | } |
| 13168 | case 0xd6: |
| 13169 | { |
| 13170 | InvalidInstruction(2); |
| 13171 | break; |
| 13172 | } |
| 13173 | case 0xd7: |
| 13174 | { |
| 13175 | InvalidInstruction(2); |
| 13176 | break; |
| 13177 | } |
| 13178 | case 0xd8: |
| 13179 | { |
| 13180 | InvalidInstruction(2); |
| 13181 | break; |
| 13182 | } |
| 13183 | case 0xd9: |
| 13184 | { |
| 13185 | InvalidInstruction(2); |
| 13186 | break; |
| 13187 | } |
| 13188 | case 0xda: |
| 13189 | { |
| 13190 | InvalidInstruction(2); |
| 13191 | break; |
| 13192 | } |
| 13193 | case 0xdb: |
| 13194 | { |
| 13195 | InvalidInstruction(2); |
| 13196 | break; |
| 13197 | } |
| 13198 | case 0xdc: |
| 13199 | { |
| 13200 | InvalidInstruction(2); |
| 13201 | break; |
| 13202 | } |
| 13203 | case 0xdd: |
| 13204 | { |
| 13205 | InvalidInstruction(2); |
| 13206 | break; |
| 13207 | } |
| 13208 | case 0xde: |
| 13209 | { |
| 13210 | InvalidInstruction(2); |
| 13211 | break; |
| 13212 | } |
| 13213 | case 0xdf: |
| 13214 | { |
| 13215 | InvalidInstruction(2); |
| 13216 | break; |
| 13217 | } |
| 13218 | case 0xe0: |
| 13219 | { |
| 13220 | InvalidInstruction(2); |
| 13221 | break; |
| 13222 | } |
| 13223 | case 0xe1: |
| 13224 | { |
| 13225 | sdwCyclesRemaining -= 14; |
| 13226 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 13227 | while (psMemRead->lowAddr != 0xffffffff) |
| 13228 | { |
| 13229 | if ((cpu.z80sp >= psMemRead->lowAddr) && (cpu.z80sp <= psMemRead->highAddr)) |
| 13230 | { |
| 13231 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13232 | if (psMemRead->memoryCall) |
| 13233 | { |
| 13234 | cpu.z80IY = psMemRead->memoryCall(cpu.z80sp, psMemRead); |
| 13235 | cpu.z80IY |= (UINT32) ((UINT32) psMemRead->memoryCall(cpu.z80sp + 1, psMemRead) << 8); |
| 13236 | } |
| 13237 | else |
| 13238 | { |
| 13239 | cpu.z80IY = *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr)); |
| 13240 | cpu.z80IY |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr + 1)) << 8); |
| 13241 | } |
| 13242 | psMemRead = NULL; |
| 13243 | break; |
| 13244 | } |
| 13245 | ++psMemRead; |
| 13246 | } |
| 13247 | |
| 13248 | if (psMemRead) |
| 13249 | { |
| 13250 | cpu.z80IY = cpu.z80Base[cpu.z80sp]; |
| 13251 | cpu.z80IY |= (UINT32) ((UINT32) cpu.z80Base[cpu.z80sp + 1] << 8); |
| 13252 | } |
| 13253 | |
| 13254 | cpu.z80sp += 2; |
| 13255 | pbSP = (cpu.z80Base + cpu.z80sp); /* Normalize the stack pointer */ |
| 13256 | break; |
| 13257 | } |
| 13258 | case 0xe2: |
| 13259 | { |
| 13260 | InvalidInstruction(2); |
| 13261 | break; |
| 13262 | } |
| 13263 | case 0xe3: |
| 13264 | { |
| 13265 | sdwCyclesRemaining -= 23; |
| 13266 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 13267 | while (psMemRead->lowAddr != 0xffffffff) |
| 13268 | { |
| 13269 | if ((cpu.z80sp >= psMemRead->lowAddr) && (cpu.z80sp <= psMemRead->highAddr)) |
| 13270 | { |
| 13271 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13272 | if (psMemRead->memoryCall) |
| 13273 | { |
| 13274 | dwAddr = psMemRead->memoryCall(cpu.z80sp, psMemRead); |
| 13275 | dwAddr |= (UINT32) ((UINT32) psMemRead->memoryCall(cpu.z80sp + 1, psMemRead) << 8); |
| 13276 | } |
| 13277 | else |
| 13278 | { |
| 13279 | dwAddr = *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr)); |
| 13280 | dwAddr |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr + 1)) << 8); |
| 13281 | } |
| 13282 | psMemRead = NULL; |
| 13283 | break; |
| 13284 | } |
| 13285 | ++psMemRead; |
| 13286 | } |
| 13287 | |
| 13288 | if (psMemRead) |
| 13289 | { |
| 13290 | dwAddr = cpu.z80Base[cpu.z80sp]; |
| 13291 | dwAddr |= (UINT32) ((UINT32) cpu.z80Base[cpu.z80sp + 1] << 8); |
| 13292 | } |
| 13293 | |
| 13294 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 13295 | while (psMemWrite->lowAddr != 0xffffffff) |
| 13296 | { |
| 13297 | if ((cpu.z80sp >= psMemWrite->lowAddr) && (cpu.z80sp <= psMemWrite->highAddr)) |
| 13298 | { |
| 13299 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13300 | if (psMemWrite->memoryCall) |
| 13301 | { |
| 13302 | psMemWrite->memoryCall(cpu.z80sp, (cpu.z80IY & 0xff), psMemWrite); |
| 13303 | psMemWrite->memoryCall(cpu.z80sp + 1, (cpu.z80IY >> 8), psMemWrite); |
| 13304 | } |
| 13305 | else |
| 13306 | { |
| 13307 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr)) = cpu.z80IY; |
| 13308 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr) + 1) = cpu.z80IY >> 8; |
| 13309 | } |
| 13310 | psMemWrite = NULL; |
| 13311 | break; |
| 13312 | } |
| 13313 | ++psMemWrite; |
| 13314 | } |
| 13315 | |
| 13316 | if (psMemWrite) |
| 13317 | { |
| 13318 | cpu.z80Base[cpu.z80sp] = (UINT8) cpu.z80IY; |
| 13319 | cpu.z80Base[cpu.z80sp + 1] = (UINT8) ((UINT32) cpu.z80IY >> 8); |
| 13320 | } |
| 13321 | |
| 13322 | cpu.z80IY = dwAddr; |
| 13323 | break; |
| 13324 | } |
| 13325 | case 0xe4: |
| 13326 | { |
| 13327 | InvalidInstruction(2); |
| 13328 | break; |
| 13329 | } |
| 13330 | case 0xe5: |
| 13331 | { |
| 13332 | sdwCyclesRemaining -= 15; |
| 13333 | cpu.z80sp -= 2; |
| 13334 | pbSP = (cpu.z80Base + cpu.z80sp); /* Normalize the stack pointer */ |
| 13335 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 13336 | while (psMemWrite->lowAddr != 0xffffffff) |
| 13337 | { |
| 13338 | if ((cpu.z80sp >= psMemWrite->lowAddr) && (cpu.z80sp <= psMemWrite->highAddr)) |
| 13339 | { |
| 13340 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13341 | if (psMemWrite->memoryCall) |
| 13342 | { |
| 13343 | psMemWrite->memoryCall(cpu.z80sp, (cpu.z80IY & 0xff), psMemWrite); |
| 13344 | psMemWrite->memoryCall(cpu.z80sp + 1, (cpu.z80IY >> 8), psMemWrite); |
| 13345 | } |
| 13346 | else |
| 13347 | { |
| 13348 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr)) = cpu.z80IY; |
| 13349 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr) + 1) = cpu.z80IY >> 8; |
| 13350 | } |
| 13351 | psMemWrite = NULL; |
| 13352 | break; |
| 13353 | } |
| 13354 | ++psMemWrite; |
| 13355 | } |
| 13356 | |
| 13357 | if (psMemWrite) |
| 13358 | { |
| 13359 | cpu.z80Base[cpu.z80sp] = (UINT8) cpu.z80IY; |
| 13360 | cpu.z80Base[cpu.z80sp + 1] = (UINT8) ((UINT32) cpu.z80IY >> 8); |
| 13361 | } |
| 13362 | |
| 13363 | break; |
| 13364 | } |
| 13365 | case 0xe6: |
| 13366 | { |
| 13367 | InvalidInstruction(2); |
| 13368 | break; |
| 13369 | } |
| 13370 | case 0xe7: |
| 13371 | { |
| 13372 | InvalidInstruction(2); |
| 13373 | break; |
| 13374 | } |
| 13375 | case 0xe8: |
| 13376 | { |
| 13377 | InvalidInstruction(2); |
| 13378 | break; |
| 13379 | } |
| 13380 | case 0xe9: |
| 13381 | { |
| 13382 | sdwCyclesRemaining -= 8; |
| 13383 | pbPC = cpu.z80Base + cpu.z80IY; |
| 13384 | break; |
| 13385 | } |
| 13386 | case 0xea: |
| 13387 | { |
| 13388 | InvalidInstruction(2); |
| 13389 | break; |
| 13390 | } |
| 13391 | case 0xeb: |
| 13392 | { |
| 13393 | InvalidInstruction(2); |
| 13394 | break; |
| 13395 | } |
| 13396 | case 0xec: |
| 13397 | { |
| 13398 | InvalidInstruction(2); |
| 13399 | break; |
| 13400 | } |
| 13401 | case 0xed: |
| 13402 | { |
| 13403 | InvalidInstruction(2); |
| 13404 | break; |
| 13405 | } |
| 13406 | case 0xee: |
| 13407 | { |
| 13408 | InvalidInstruction(2); |
| 13409 | break; |
| 13410 | } |
| 13411 | case 0xef: |
| 13412 | { |
| 13413 | InvalidInstruction(2); |
| 13414 | break; |
| 13415 | } |
| 13416 | case 0xf0: |
| 13417 | { |
| 13418 | InvalidInstruction(2); |
| 13419 | break; |
| 13420 | } |
| 13421 | case 0xf1: |
| 13422 | { |
| 13423 | InvalidInstruction(2); |
| 13424 | break; |
| 13425 | } |
| 13426 | case 0xf2: |
| 13427 | { |
| 13428 | InvalidInstruction(2); |
| 13429 | break; |
| 13430 | } |
| 13431 | case 0xf3: |
| 13432 | { |
| 13433 | InvalidInstruction(2); |
| 13434 | break; |
| 13435 | } |
| 13436 | case 0xf4: |
| 13437 | { |
| 13438 | InvalidInstruction(2); |
| 13439 | break; |
| 13440 | } |
| 13441 | case 0xf5: |
| 13442 | { |
| 13443 | InvalidInstruction(2); |
| 13444 | break; |
| 13445 | } |
| 13446 | case 0xf6: |
| 13447 | { |
| 13448 | InvalidInstruction(2); |
| 13449 | break; |
| 13450 | } |
| 13451 | case 0xf7: |
| 13452 | { |
| 13453 | InvalidInstruction(2); |
| 13454 | break; |
| 13455 | } |
| 13456 | case 0xf8: |
| 13457 | { |
| 13458 | InvalidInstruction(2); |
| 13459 | break; |
| 13460 | } |
| 13461 | case 0xf9: |
| 13462 | { |
| 13463 | sdwCyclesRemaining -= 10; |
| 13464 | cpu.z80sp = cpu.z80IY; |
| 13465 | break; |
| 13466 | } |
| 13467 | case 0xfa: |
| 13468 | { |
| 13469 | InvalidInstruction(2); |
| 13470 | break; |
| 13471 | } |
| 13472 | case 0xfb: |
| 13473 | { |
| 13474 | InvalidInstruction(2); |
| 13475 | break; |
| 13476 | } |
| 13477 | case 0xfc: |
| 13478 | { |
| 13479 | InvalidInstruction(2); |
| 13480 | break; |
| 13481 | } |
| 13482 | case 0xfd: |
| 13483 | { |
| 13484 | InvalidInstruction(2); |
| 13485 | break; |
| 13486 | } |
| 13487 | case 0xfe: |
| 13488 | { |
| 13489 | InvalidInstruction(2); |
| 13490 | break; |
| 13491 | } |
| 13492 | case 0xff: |
| 13493 | { |
| 13494 | InvalidInstruction(2); |
| 13495 | break; |
| 13496 | } |
| 13497 | } |
| 13498 | } |
| 13499 | /* Main execution entry point */ |
| 13500 | |
| 13501 | UINT32 mz80exec(UINT32 dwCycles) |
| 13502 | { |
| 13503 | UINT8 bOpcode; |
| 13504 | |
| 13505 | dwReturnCode = 0x80000000; /* Assume it'll work */ |
| 13506 | sdwCyclesRemaining = dwCycles; |
| 13507 | dwOriginalCycles = dwCycles; |
| 13508 | if (cpu.z80halted) |
| 13509 | { |
| 13510 | dwElapsedTicks += dwCycles; |
| 13511 | return(0x80000000); |
| 13512 | } |
| 13513 | |
| 13514 | pbPC = cpu.z80Base + cpu.z80pc; |
| 13515 | |
| 13516 | while (sdwCyclesRemaining > 0) |
| 13517 | { |
| 13518 | bOpcode = *pbPC++; |
| 13519 | switch (bOpcode) |
| 13520 | { |
| 13521 | case 0x00: |
| 13522 | { |
| 13523 | sdwCyclesRemaining -= 4; |
| 13524 | /* Intentionally not doing anything - NOP! */ |
| 13525 | break; |
| 13526 | } |
| 13527 | case 0x01: |
| 13528 | { |
| 13529 | sdwCyclesRemaining -= 10; |
| 13530 | cpu.z80BC = *pbPC++; /* LSB First */ |
| 13531 | cpu.z80BC |= (((UINT32) *pbPC++ << 8)); /* Now the MSB */ |
| 13532 | break; |
| 13533 | } |
| 13534 | case 0x02: |
| 13535 | { |
| 13536 | sdwCyclesRemaining -= 7; |
| 13537 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 13538 | while (psMemWrite->lowAddr != 0xffffffff) |
| 13539 | { |
| 13540 | if ((cpu.z80BC >= psMemWrite->lowAddr) && (cpu.z80BC <= psMemWrite->highAddr)) |
| 13541 | { |
| 13542 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13543 | if (psMemWrite->memoryCall) |
| 13544 | { |
| 13545 | psMemWrite->memoryCall(cpu.z80BC, cpu.z80A, psMemWrite); |
| 13546 | } |
| 13547 | else |
| 13548 | { |
| 13549 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80BC - psMemWrite->lowAddr)) = cpu.z80A; |
| 13550 | } |
| 13551 | psMemWrite = NULL; |
| 13552 | break; |
| 13553 | } |
| 13554 | ++psMemWrite; |
| 13555 | } |
| 13556 | |
| 13557 | if (psMemWrite) |
| 13558 | { |
| 13559 | cpu.z80Base[cpu.z80BC] = (UINT8) cpu.z80A; |
| 13560 | } |
| 13561 | |
| 13562 | break; |
| 13563 | } |
| 13564 | case 0x03: |
| 13565 | { |
| 13566 | sdwCyclesRemaining -= 6; |
| 13567 | cpu.z80BC++; |
| 13568 | cpu.z80BC &= 0xffff; |
| 13569 | break; |
| 13570 | } |
| 13571 | case 0x04: |
| 13572 | { |
| 13573 | sdwCyclesRemaining -= 4; |
| 13574 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 13575 | cpu.z80F |= bPostIncFlags[cpu.z80B++]; |
| 13576 | break; |
| 13577 | } |
| 13578 | case 0x05: |
| 13579 | { |
| 13580 | sdwCyclesRemaining -= 4; |
| 13581 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY); |
| 13582 | cpu.z80F |= bPostDecFlags[cpu.z80B--]; |
| 13583 | break; |
| 13584 | } |
| 13585 | case 0x06: |
| 13586 | { |
| 13587 | sdwCyclesRemaining -= 7; |
| 13588 | cpu.z80B = *pbPC++; /* Get immediate byte into register */ |
| 13589 | break; |
| 13590 | } |
| 13591 | case 0x07: |
| 13592 | { |
| 13593 | sdwCyclesRemaining -= 4; |
| 13594 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 13595 | cpu.z80F |= (cpu.z80A >> 7); |
| 13596 | cpu.z80A = (cpu.z80A << 1) | (cpu.z80A >> 7); |
| 13597 | break; |
| 13598 | } |
| 13599 | case 0x08: |
| 13600 | { |
| 13601 | sdwCyclesRemaining -= 4; |
| 13602 | dwAddr = (UINT32) cpu.z80AF; |
| 13603 | cpu.z80AF = cpu.z80afprime; |
| 13604 | cpu.z80afprime = dwAddr; |
| 13605 | break; |
| 13606 | } |
| 13607 | case 0x09: |
| 13608 | { |
| 13609 | sdwCyclesRemaining -= 11; |
| 13610 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 13611 | dwTemp = cpu.z80HL + cpu.z80BC; |
| 13612 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY) | (((cpu.z80HL ^ dwTemp ^ cpu.z80BC) >> 8) & Z80_FLAG_HALF_CARRY); |
| 13613 | cpu.z80HL = dwTemp & 0xffff; |
| 13614 | break; |
| 13615 | } |
| 13616 | case 0x0a: |
| 13617 | { |
| 13618 | sdwCyclesRemaining -= 7; |
| 13619 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 13620 | while (psMemRead->lowAddr != 0xffffffff) |
| 13621 | { |
| 13622 | if ((cpu.z80BC >= psMemRead->lowAddr) && (cpu.z80BC <= psMemRead->highAddr)) |
| 13623 | { |
| 13624 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13625 | if (psMemRead->memoryCall) |
| 13626 | { |
| 13627 | cpu.z80A = psMemRead->memoryCall(cpu.z80BC, psMemRead); |
| 13628 | } |
| 13629 | else |
| 13630 | { |
| 13631 | cpu.z80A = *((UINT8 *) psMemRead->pUserArea + (cpu.z80BC - psMemRead->lowAddr)); |
| 13632 | } |
| 13633 | psMemRead = NULL; |
| 13634 | break; |
| 13635 | } |
| 13636 | ++psMemRead; |
| 13637 | } |
| 13638 | |
| 13639 | if (psMemRead) |
| 13640 | { |
| 13641 | cpu.z80A = cpu.z80Base[cpu.z80BC]; |
| 13642 | } |
| 13643 | |
| 13644 | break; |
| 13645 | } |
| 13646 | case 0x0b: |
| 13647 | { |
| 13648 | sdwCyclesRemaining -= 6; |
| 13649 | cpu.z80BC--; |
| 13650 | cpu.z80BC &= 0xffff; |
| 13651 | break; |
| 13652 | } |
| 13653 | case 0x0c: |
| 13654 | { |
| 13655 | sdwCyclesRemaining -= 4; |
| 13656 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 13657 | cpu.z80F |= bPostIncFlags[cpu.z80C++]; |
| 13658 | break; |
| 13659 | } |
| 13660 | case 0x0d: |
| 13661 | { |
| 13662 | sdwCyclesRemaining -= 4; |
| 13663 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY); |
| 13664 | cpu.z80F |= bPostDecFlags[cpu.z80C--]; |
| 13665 | break; |
| 13666 | } |
| 13667 | case 0x0e: |
| 13668 | { |
| 13669 | sdwCyclesRemaining -= 7; |
| 13670 | cpu.z80C = *pbPC++; /* Get immediate byte into register */ |
| 13671 | break; |
| 13672 | } |
| 13673 | case 0x0f: |
| 13674 | { |
| 13675 | sdwCyclesRemaining -= 4; |
| 13676 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 13677 | cpu.z80F |= (cpu.z80A & Z80_FLAG_CARRY); |
| 13678 | cpu.z80A = (cpu.z80A >> 1) | (cpu.z80A << 7); |
| 13679 | break; |
| 13680 | } |
| 13681 | case 0x10: |
| 13682 | { |
| 13683 | sdwCyclesRemaining -= 8; |
| 13684 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 13685 | if (--cpu.z80B) |
| 13686 | { |
| 13687 | dwElapsedTicks += 5; /* 5 More for jump taken */ |
| 13688 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13689 | sdwAddr = (sdwAddr + (INT32) cpu.z80pc) & 0xffff; |
| 13690 | pbPC = cpu.z80Base + sdwAddr; /* Normalize the address */ |
| 13691 | } |
| 13692 | break; |
| 13693 | } |
| 13694 | case 0x11: |
| 13695 | { |
| 13696 | sdwCyclesRemaining -= 10; |
| 13697 | cpu.z80DE = *pbPC++; /* LSB First */ |
| 13698 | cpu.z80DE |= (((UINT32) *pbPC++ << 8)); /* Now the MSB */ |
| 13699 | break; |
| 13700 | } |
| 13701 | case 0x12: |
| 13702 | { |
| 13703 | sdwCyclesRemaining -= 7; |
| 13704 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 13705 | while (psMemWrite->lowAddr != 0xffffffff) |
| 13706 | { |
| 13707 | if ((cpu.z80DE >= psMemWrite->lowAddr) && (cpu.z80DE <= psMemWrite->highAddr)) |
| 13708 | { |
| 13709 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13710 | if (psMemWrite->memoryCall) |
| 13711 | { |
| 13712 | psMemWrite->memoryCall(cpu.z80DE, cpu.z80A, psMemWrite); |
| 13713 | } |
| 13714 | else |
| 13715 | { |
| 13716 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80DE - psMemWrite->lowAddr)) = cpu.z80A; |
| 13717 | } |
| 13718 | psMemWrite = NULL; |
| 13719 | break; |
| 13720 | } |
| 13721 | ++psMemWrite; |
| 13722 | } |
| 13723 | |
| 13724 | if (psMemWrite) |
| 13725 | { |
| 13726 | cpu.z80Base[cpu.z80DE] = (UINT8) cpu.z80A; |
| 13727 | } |
| 13728 | |
| 13729 | break; |
| 13730 | } |
| 13731 | case 0x13: |
| 13732 | { |
| 13733 | sdwCyclesRemaining -= 6; |
| 13734 | cpu.z80DE++; |
| 13735 | cpu.z80DE &= 0xffff; |
| 13736 | break; |
| 13737 | } |
| 13738 | case 0x14: |
| 13739 | { |
| 13740 | sdwCyclesRemaining -= 4; |
| 13741 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 13742 | cpu.z80F |= bPostIncFlags[cpu.z80D++]; |
| 13743 | break; |
| 13744 | } |
| 13745 | case 0x15: |
| 13746 | { |
| 13747 | sdwCyclesRemaining -= 4; |
| 13748 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY); |
| 13749 | cpu.z80F |= bPostDecFlags[cpu.z80D--]; |
| 13750 | break; |
| 13751 | } |
| 13752 | case 0x16: |
| 13753 | { |
| 13754 | sdwCyclesRemaining -= 7; |
| 13755 | cpu.z80D = *pbPC++; /* Get immediate byte into register */ |
| 13756 | break; |
| 13757 | } |
| 13758 | case 0x17: |
| 13759 | { |
| 13760 | sdwCyclesRemaining -= 4; |
| 13761 | bTemp = cpu.z80A >> 7; |
| 13762 | cpu.z80A = (cpu.z80A << 1) | (cpu.z80F & Z80_FLAG_CARRY); |
| 13763 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY)) | bTemp; |
| 13764 | break; |
| 13765 | } |
| 13766 | case 0x18: |
| 13767 | { |
| 13768 | sdwCyclesRemaining -= 12; |
| 13769 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 13770 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13771 | sdwAddr = (sdwAddr + (INT32) cpu.z80pc) & 0xffff; |
| 13772 | { |
| 13773 | sdwCyclesRemaining -= 5; |
| 13774 | pbPC = cpu.z80Base + sdwAddr; /* Normalize the address */ |
| 13775 | } |
| 13776 | break; |
| 13777 | } |
| 13778 | case 0x19: |
| 13779 | { |
| 13780 | sdwCyclesRemaining -= 11; |
| 13781 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 13782 | dwTemp = cpu.z80HL + cpu.z80DE; |
| 13783 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY) | (((cpu.z80HL ^ dwTemp ^ cpu.z80DE) >> 8) & Z80_FLAG_HALF_CARRY); |
| 13784 | cpu.z80HL = dwTemp & 0xffff; |
| 13785 | break; |
| 13786 | } |
| 13787 | case 0x1a: |
| 13788 | { |
| 13789 | sdwCyclesRemaining -= 7; |
| 13790 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 13791 | while (psMemRead->lowAddr != 0xffffffff) |
| 13792 | { |
| 13793 | if ((cpu.z80DE >= psMemRead->lowAddr) && (cpu.z80DE <= psMemRead->highAddr)) |
| 13794 | { |
| 13795 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13796 | if (psMemRead->memoryCall) |
| 13797 | { |
| 13798 | cpu.z80A = psMemRead->memoryCall(cpu.z80DE, psMemRead); |
| 13799 | } |
| 13800 | else |
| 13801 | { |
| 13802 | cpu.z80A = *((UINT8 *) psMemRead->pUserArea + (cpu.z80DE - psMemRead->lowAddr)); |
| 13803 | } |
| 13804 | psMemRead = NULL; |
| 13805 | break; |
| 13806 | } |
| 13807 | ++psMemRead; |
| 13808 | } |
| 13809 | |
| 13810 | if (psMemRead) |
| 13811 | { |
| 13812 | cpu.z80A = cpu.z80Base[cpu.z80DE]; |
| 13813 | } |
| 13814 | |
| 13815 | break; |
| 13816 | } |
| 13817 | case 0x1b: |
| 13818 | { |
| 13819 | sdwCyclesRemaining -= 6; |
| 13820 | cpu.z80DE--; |
| 13821 | cpu.z80DE &= 0xffff; |
| 13822 | break; |
| 13823 | } |
| 13824 | case 0x1c: |
| 13825 | { |
| 13826 | sdwCyclesRemaining -= 4; |
| 13827 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 13828 | cpu.z80F |= bPostIncFlags[cpu.z80E++]; |
| 13829 | break; |
| 13830 | } |
| 13831 | case 0x1d: |
| 13832 | { |
| 13833 | sdwCyclesRemaining -= 4; |
| 13834 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY); |
| 13835 | cpu.z80F |= bPostDecFlags[cpu.z80E--]; |
| 13836 | break; |
| 13837 | } |
| 13838 | case 0x1e: |
| 13839 | { |
| 13840 | sdwCyclesRemaining -= 7; |
| 13841 | cpu.z80E = *pbPC++; /* Get immediate byte into register */ |
| 13842 | break; |
| 13843 | } |
| 13844 | case 0x1f: |
| 13845 | { |
| 13846 | sdwCyclesRemaining -= 4; |
| 13847 | bTemp = (cpu.z80F & Z80_FLAG_CARRY) << 7; |
| 13848 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY)) | (cpu.z80A & Z80_FLAG_CARRY); |
| 13849 | cpu.z80A = ((cpu.z80A >> 1) | bTemp); |
| 13850 | break; |
| 13851 | } |
| 13852 | case 0x20: |
| 13853 | { |
| 13854 | sdwCyclesRemaining -= 7; |
| 13855 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 13856 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13857 | sdwAddr = (sdwAddr + (INT32) cpu.z80pc) & 0xffff; |
| 13858 | if (!(cpu.z80F & Z80_FLAG_ZERO)) |
| 13859 | { |
| 13860 | sdwCyclesRemaining -= 5; |
| 13861 | pbPC = cpu.z80Base + sdwAddr; /* Normalize the address */ |
| 13862 | } |
| 13863 | break; |
| 13864 | } |
| 13865 | case 0x21: |
| 13866 | { |
| 13867 | sdwCyclesRemaining -= 10; |
| 13868 | cpu.z80HL = *pbPC++; /* LSB First */ |
| 13869 | cpu.z80HL |= (((UINT32) *pbPC++ << 8)); /* Now the MSB */ |
| 13870 | break; |
| 13871 | } |
| 13872 | case 0x22: |
| 13873 | { |
| 13874 | sdwCyclesRemaining -= 16; |
| 13875 | dwTemp = *pbPC++; |
| 13876 | dwTemp |= ((UINT32) *pbPC++ << 8); |
| 13877 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 13878 | while (psMemWrite->lowAddr != 0xffffffff) |
| 13879 | { |
| 13880 | if ((dwTemp >= psMemWrite->lowAddr) && (dwTemp <= psMemWrite->highAddr)) |
| 13881 | { |
| 13882 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13883 | if (psMemWrite->memoryCall) |
| 13884 | { |
| 13885 | psMemWrite->memoryCall(dwTemp, (cpu.z80HL & 0xff), psMemWrite); |
| 13886 | psMemWrite->memoryCall(dwTemp + 1, (cpu.z80HL >> 8), psMemWrite); |
| 13887 | } |
| 13888 | else |
| 13889 | { |
| 13890 | *((UINT8 *) psMemWrite->pUserArea + (dwTemp - psMemWrite->lowAddr)) = cpu.z80HL; |
| 13891 | *((UINT8 *) psMemWrite->pUserArea + (dwTemp - psMemWrite->lowAddr) + 1) = cpu.z80HL >> 8; |
| 13892 | } |
| 13893 | psMemWrite = NULL; |
| 13894 | break; |
| 13895 | } |
| 13896 | ++psMemWrite; |
| 13897 | } |
| 13898 | |
| 13899 | if (psMemWrite) |
| 13900 | { |
| 13901 | cpu.z80Base[dwTemp] = (UINT8) cpu.z80HL; |
| 13902 | cpu.z80Base[dwTemp + 1] = (UINT8) ((UINT32) cpu.z80HL >> 8); |
| 13903 | } |
| 13904 | |
| 13905 | break; |
| 13906 | } |
| 13907 | case 0x23: |
| 13908 | { |
| 13909 | sdwCyclesRemaining -= 6; |
| 13910 | cpu.z80HL++; |
| 13911 | cpu.z80HL &= 0xffff; |
| 13912 | break; |
| 13913 | } |
| 13914 | case 0x24: |
| 13915 | { |
| 13916 | sdwCyclesRemaining -= 4; |
| 13917 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 13918 | cpu.z80F |= bPostIncFlags[cpu.z80H++]; |
| 13919 | break; |
| 13920 | } |
| 13921 | case 0x25: |
| 13922 | { |
| 13923 | sdwCyclesRemaining -= 4; |
| 13924 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY); |
| 13925 | cpu.z80F |= bPostDecFlags[cpu.z80H--]; |
| 13926 | break; |
| 13927 | } |
| 13928 | case 0x26: |
| 13929 | { |
| 13930 | sdwCyclesRemaining -= 7; |
| 13931 | cpu.z80H = *pbPC++; /* Get immediate byte into register */ |
| 13932 | break; |
| 13933 | } |
| 13934 | case 0x27: |
| 13935 | { |
| 13936 | sdwCyclesRemaining -= 4; |
| 13937 | dwAddr = (((cpu.z80F & Z80_FLAG_CARRY) | |
| 13938 | ((cpu.z80F & Z80_FLAG_HALF_CARRY) >> 3) | |
| 13939 | ((cpu.z80F & Z80_FLAG_NEGATIVE) << 1)) << 8) | cpu.z80A; |
| 13940 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 13941 | cpu.z80F |= (wDAATable[dwAddr] >> 8); |
| 13942 | cpu.z80A = wDAATable[dwAddr] & 0xff; |
| 13943 | break; |
| 13944 | } |
| 13945 | case 0x28: |
| 13946 | { |
| 13947 | sdwCyclesRemaining -= 7; |
| 13948 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 13949 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13950 | sdwAddr = (sdwAddr + (INT32) cpu.z80pc) & 0xffff; |
| 13951 | if (cpu.z80F & Z80_FLAG_ZERO) |
| 13952 | { |
| 13953 | sdwCyclesRemaining -= 5; |
| 13954 | pbPC = cpu.z80Base + sdwAddr; /* Normalize the address */ |
| 13955 | } |
| 13956 | break; |
| 13957 | } |
| 13958 | case 0x29: |
| 13959 | { |
| 13960 | sdwCyclesRemaining -= 11; |
| 13961 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 13962 | dwTemp = cpu.z80HL + cpu.z80HL; |
| 13963 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY) | (((cpu.z80HL ^ dwTemp ^ cpu.z80HL) >> 8) & Z80_FLAG_HALF_CARRY); |
| 13964 | cpu.z80HL = dwTemp & 0xffff; |
| 13965 | break; |
| 13966 | } |
| 13967 | case 0x2a: |
| 13968 | { |
| 13969 | sdwCyclesRemaining -= 16; |
| 13970 | dwAddr = *pbPC++; |
| 13971 | dwAddr |= ((UINT32) *pbPC++ << 8); |
| 13972 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 13973 | while (psMemRead->lowAddr != 0xffffffff) |
| 13974 | { |
| 13975 | if ((dwAddr >= psMemRead->lowAddr) && (dwAddr <= psMemRead->highAddr)) |
| 13976 | { |
| 13977 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 13978 | if (psMemRead->memoryCall) |
| 13979 | { |
| 13980 | cpu.z80HL = psMemRead->memoryCall(dwAddr, psMemRead); |
| 13981 | cpu.z80HL |= (UINT32) ((UINT32) psMemRead->memoryCall(dwAddr + 1, psMemRead) << 8); |
| 13982 | } |
| 13983 | else |
| 13984 | { |
| 13985 | cpu.z80HL = *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr)); |
| 13986 | cpu.z80HL |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (dwAddr - psMemRead->lowAddr + 1)) << 8); |
| 13987 | } |
| 13988 | psMemRead = NULL; |
| 13989 | break; |
| 13990 | } |
| 13991 | ++psMemRead; |
| 13992 | } |
| 13993 | |
| 13994 | if (psMemRead) |
| 13995 | { |
| 13996 | cpu.z80HL = cpu.z80Base[dwAddr]; |
| 13997 | cpu.z80HL |= (UINT32) ((UINT32) cpu.z80Base[dwAddr + 1] << 8); |
| 13998 | } |
| 13999 | |
| 14000 | break; |
| 14001 | } |
| 14002 | case 0x2b: |
| 14003 | { |
| 14004 | sdwCyclesRemaining -= 6; |
| 14005 | cpu.z80HL--; |
| 14006 | cpu.z80HL &= 0xffff; |
| 14007 | break; |
| 14008 | } |
| 14009 | case 0x2c: |
| 14010 | { |
| 14011 | sdwCyclesRemaining -= 4; |
| 14012 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 14013 | cpu.z80F |= bPostIncFlags[cpu.z80L++]; |
| 14014 | break; |
| 14015 | } |
| 14016 | case 0x2d: |
| 14017 | { |
| 14018 | sdwCyclesRemaining -= 4; |
| 14019 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY); |
| 14020 | cpu.z80F |= bPostDecFlags[cpu.z80L--]; |
| 14021 | break; |
| 14022 | } |
| 14023 | case 0x2e: |
| 14024 | { |
| 14025 | sdwCyclesRemaining -= 7; |
| 14026 | cpu.z80L = *pbPC++; /* Get immediate byte into register */ |
| 14027 | break; |
| 14028 | } |
| 14029 | case 0x2f: |
| 14030 | { |
| 14031 | sdwCyclesRemaining -= 4; |
| 14032 | cpu.z80A ^= 0xff; |
| 14033 | cpu.z80F |= (Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 14034 | break; |
| 14035 | } |
| 14036 | case 0x30: |
| 14037 | { |
| 14038 | sdwCyclesRemaining -= 7; |
| 14039 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 14040 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14041 | sdwAddr = (sdwAddr + (INT32) cpu.z80pc) & 0xffff; |
| 14042 | if (!(cpu.z80F & Z80_FLAG_CARRY)) |
| 14043 | { |
| 14044 | sdwCyclesRemaining -= 5; |
| 14045 | pbPC = cpu.z80Base + sdwAddr; /* Normalize the address */ |
| 14046 | } |
| 14047 | break; |
| 14048 | } |
| 14049 | case 0x31: |
| 14050 | { |
| 14051 | sdwCyclesRemaining -= 10; |
| 14052 | cpu.z80sp = *pbPC++; /* LSB First */ |
| 14053 | cpu.z80sp |= (((UINT32) *pbPC++ << 8)); /* Now the MSB */ |
| 14054 | break; |
| 14055 | } |
| 14056 | case 0x32: |
| 14057 | { |
| 14058 | sdwCyclesRemaining -= 13; |
| 14059 | dwTemp = *pbPC++; |
| 14060 | dwTemp |= ((UINT32) *pbPC++ << 8); |
| 14061 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 14062 | while (psMemWrite->lowAddr != 0xffffffff) |
| 14063 | { |
| 14064 | if ((dwTemp >= psMemWrite->lowAddr) && (dwTemp <= psMemWrite->highAddr)) |
| 14065 | { |
| 14066 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14067 | if (psMemWrite->memoryCall) |
| 14068 | { |
| 14069 | psMemWrite->memoryCall(dwTemp, cpu.z80A, psMemWrite); |
| 14070 | } |
| 14071 | else |
| 14072 | { |
| 14073 | *((UINT8 *) psMemWrite->pUserArea + (dwTemp - psMemWrite->lowAddr)) = cpu.z80A; |
| 14074 | } |
| 14075 | psMemWrite = NULL; |
| 14076 | break; |
| 14077 | } |
| 14078 | ++psMemWrite; |
| 14079 | } |
| 14080 | |
| 14081 | if (psMemWrite) |
| 14082 | { |
| 14083 | cpu.z80Base[dwTemp] = (UINT8) cpu.z80A; |
| 14084 | } |
| 14085 | |
| 14086 | break; |
| 14087 | } |
| 14088 | case 0x33: |
| 14089 | { |
| 14090 | sdwCyclesRemaining -= 6; |
| 14091 | cpu.z80sp++; |
| 14092 | cpu.z80sp &= 0xffff; |
| 14093 | break; |
| 14094 | } |
| 14095 | case 0x34: |
| 14096 | { |
| 14097 | sdwCyclesRemaining -= 11; |
| 14098 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 14099 | while (psMemRead->lowAddr != 0xffffffff) |
| 14100 | { |
| 14101 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 14102 | { |
| 14103 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14104 | if (psMemRead->memoryCall) |
| 14105 | { |
| 14106 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 14107 | } |
| 14108 | else |
| 14109 | { |
| 14110 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 14111 | } |
| 14112 | psMemRead = NULL; |
| 14113 | break; |
| 14114 | } |
| 14115 | ++psMemRead; |
| 14116 | } |
| 14117 | |
| 14118 | if (psMemRead) |
| 14119 | { |
| 14120 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 14121 | } |
| 14122 | |
| 14123 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 14124 | cpu.z80F |= bPostIncFlags[bTemp]; |
| 14125 | bTemp++; |
| 14126 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 14127 | while (psMemWrite->lowAddr != 0xffffffff) |
| 14128 | { |
| 14129 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 14130 | { |
| 14131 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14132 | if (psMemWrite->memoryCall) |
| 14133 | { |
| 14134 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 14135 | } |
| 14136 | else |
| 14137 | { |
| 14138 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 14139 | } |
| 14140 | psMemWrite = NULL; |
| 14141 | break; |
| 14142 | } |
| 14143 | ++psMemWrite; |
| 14144 | } |
| 14145 | |
| 14146 | if (psMemWrite) |
| 14147 | { |
| 14148 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 14149 | } |
| 14150 | |
| 14151 | break; |
| 14152 | } |
| 14153 | case 0x35: |
| 14154 | { |
| 14155 | sdwCyclesRemaining -= 11; |
| 14156 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 14157 | while (psMemRead->lowAddr != 0xffffffff) |
| 14158 | { |
| 14159 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 14160 | { |
| 14161 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14162 | if (psMemRead->memoryCall) |
| 14163 | { |
| 14164 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 14165 | } |
| 14166 | else |
| 14167 | { |
| 14168 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 14169 | } |
| 14170 | psMemRead = NULL; |
| 14171 | break; |
| 14172 | } |
| 14173 | ++psMemRead; |
| 14174 | } |
| 14175 | |
| 14176 | if (psMemRead) |
| 14177 | { |
| 14178 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 14179 | } |
| 14180 | |
| 14181 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 14182 | cpu.z80F |= bPostDecFlags[bTemp]; |
| 14183 | bTemp--; |
| 14184 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 14185 | while (psMemWrite->lowAddr != 0xffffffff) |
| 14186 | { |
| 14187 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 14188 | { |
| 14189 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14190 | if (psMemWrite->memoryCall) |
| 14191 | { |
| 14192 | psMemWrite->memoryCall(cpu.z80HL, bTemp, psMemWrite); |
| 14193 | } |
| 14194 | else |
| 14195 | { |
| 14196 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = bTemp; |
| 14197 | } |
| 14198 | psMemWrite = NULL; |
| 14199 | break; |
| 14200 | } |
| 14201 | ++psMemWrite; |
| 14202 | } |
| 14203 | |
| 14204 | if (psMemWrite) |
| 14205 | { |
| 14206 | cpu.z80Base[cpu.z80HL] = (UINT8) bTemp; |
| 14207 | } |
| 14208 | |
| 14209 | break; |
| 14210 | } |
| 14211 | case 0x36: |
| 14212 | { |
| 14213 | sdwCyclesRemaining -= 10; |
| 14214 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 14215 | while (psMemWrite->lowAddr != 0xffffffff) |
| 14216 | { |
| 14217 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 14218 | { |
| 14219 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14220 | if (psMemWrite->memoryCall) |
| 14221 | { |
| 14222 | psMemWrite->memoryCall(cpu.z80HL, *pbPC++, psMemWrite); |
| 14223 | } |
| 14224 | else |
| 14225 | { |
| 14226 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = *pbPC++; |
| 14227 | } |
| 14228 | psMemWrite = NULL; |
| 14229 | break; |
| 14230 | } |
| 14231 | ++psMemWrite; |
| 14232 | } |
| 14233 | |
| 14234 | if (psMemWrite) |
| 14235 | { |
| 14236 | cpu.z80Base[cpu.z80HL] = (UINT8) *pbPC++; |
| 14237 | } |
| 14238 | |
| 14239 | break; |
| 14240 | } |
| 14241 | case 0x37: |
| 14242 | { |
| 14243 | sdwCyclesRemaining -= 4; |
| 14244 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE); |
| 14245 | cpu.z80F |= Z80_FLAG_CARRY; |
| 14246 | break; |
| 14247 | } |
| 14248 | case 0x38: |
| 14249 | { |
| 14250 | sdwCyclesRemaining -= 7; |
| 14251 | sdwAddr = (INT8) *pbPC++; /* Get LSB first */ |
| 14252 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14253 | sdwAddr = (sdwAddr + (INT32) cpu.z80pc) & 0xffff; |
| 14254 | if (cpu.z80F & Z80_FLAG_CARRY) |
| 14255 | { |
| 14256 | sdwCyclesRemaining -= 5; |
| 14257 | pbPC = cpu.z80Base + sdwAddr; /* Normalize the address */ |
| 14258 | } |
| 14259 | break; |
| 14260 | } |
| 14261 | case 0x39: |
| 14262 | { |
| 14263 | sdwCyclesRemaining -= 11; |
| 14264 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_HALF_CARRY); |
| 14265 | dwTemp = cpu.z80HL + cpu.z80sp; |
| 14266 | cpu.z80F |= ((dwTemp >> 16) & Z80_FLAG_CARRY) | (((cpu.z80HL ^ dwTemp ^ cpu.z80sp) >> 8) & Z80_FLAG_HALF_CARRY); |
| 14267 | cpu.z80HL = dwTemp & 0xffff; |
| 14268 | break; |
| 14269 | } |
| 14270 | case 0x3a: |
| 14271 | { |
| 14272 | sdwCyclesRemaining -= 13; |
| 14273 | dwTemp = *pbPC++; |
| 14274 | dwTemp |= (((UINT32) *pbPC++) << 8); |
| 14275 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 14276 | while (psMemRead->lowAddr != 0xffffffff) |
| 14277 | { |
| 14278 | if ((dwTemp >= psMemRead->lowAddr) && (dwTemp <= psMemRead->highAddr)) |
| 14279 | { |
| 14280 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14281 | if (psMemRead->memoryCall) |
| 14282 | { |
| 14283 | cpu.z80A = psMemRead->memoryCall(dwTemp, psMemRead); |
| 14284 | } |
| 14285 | else |
| 14286 | { |
| 14287 | cpu.z80A = *((UINT8 *) psMemRead->pUserArea + (dwTemp - psMemRead->lowAddr)); |
| 14288 | } |
| 14289 | psMemRead = NULL; |
| 14290 | break; |
| 14291 | } |
| 14292 | ++psMemRead; |
| 14293 | } |
| 14294 | |
| 14295 | if (psMemRead) |
| 14296 | { |
| 14297 | cpu.z80A = cpu.z80Base[dwTemp]; |
| 14298 | } |
| 14299 | |
| 14300 | break; |
| 14301 | } |
| 14302 | case 0x3b: |
| 14303 | { |
| 14304 | sdwCyclesRemaining -= 6; |
| 14305 | cpu.z80sp--; |
| 14306 | cpu.z80sp &= 0xffff; |
| 14307 | break; |
| 14308 | } |
| 14309 | case 0x3c: |
| 14310 | { |
| 14311 | sdwCyclesRemaining -= 4; |
| 14312 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_NEGATIVE); |
| 14313 | cpu.z80F |= bPostIncFlags[cpu.z80A++]; |
| 14314 | break; |
| 14315 | } |
| 14316 | case 0x3d: |
| 14317 | { |
| 14318 | sdwCyclesRemaining -= 4; |
| 14319 | cpu.z80F &= ~(Z80_FLAG_SIGN | Z80_FLAG_ZERO | Z80_FLAG_HALF_CARRY | Z80_FLAG_OVERFLOW_PARITY); |
| 14320 | cpu.z80F |= bPostDecFlags[cpu.z80A--]; |
| 14321 | break; |
| 14322 | } |
| 14323 | case 0x3e: |
| 14324 | { |
| 14325 | sdwCyclesRemaining -= 7; |
| 14326 | cpu.z80A = *pbPC++; /* Get immediate byte into register */ |
| 14327 | break; |
| 14328 | } |
| 14329 | case 0x3f: |
| 14330 | { |
| 14331 | sdwCyclesRemaining -= 4; |
| 14332 | bTemp = (cpu.z80F & Z80_FLAG_CARRY) << 4; |
| 14333 | cpu.z80F &= ~(Z80_FLAG_HALF_CARRY | Z80_FLAG_NEGATIVE); |
| 14334 | cpu.z80F ^= Z80_FLAG_CARRY; |
| 14335 | break; |
| 14336 | } |
| 14337 | case 0x40: |
| 14338 | { |
| 14339 | sdwCyclesRemaining -= 4; |
| 14340 | break; |
| 14341 | } |
| 14342 | case 0x41: |
| 14343 | { |
| 14344 | sdwCyclesRemaining -= 4; |
| 14345 | cpu.z80B = cpu.z80C; |
| 14346 | break; |
| 14347 | } |
| 14348 | case 0x42: |
| 14349 | { |
| 14350 | sdwCyclesRemaining -= 4; |
| 14351 | cpu.z80B = cpu.z80D; |
| 14352 | break; |
| 14353 | } |
| 14354 | case 0x43: |
| 14355 | { |
| 14356 | sdwCyclesRemaining -= 4; |
| 14357 | cpu.z80B = cpu.z80E; |
| 14358 | break; |
| 14359 | } |
| 14360 | case 0x44: |
| 14361 | { |
| 14362 | sdwCyclesRemaining -= 4; |
| 14363 | cpu.z80B = cpu.z80H; |
| 14364 | break; |
| 14365 | } |
| 14366 | case 0x45: |
| 14367 | { |
| 14368 | sdwCyclesRemaining -= 4; |
| 14369 | cpu.z80B = cpu.z80L; |
| 14370 | break; |
| 14371 | } |
| 14372 | case 0x46: |
| 14373 | { |
| 14374 | sdwCyclesRemaining -= 7; |
| 14375 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 14376 | while (psMemRead->lowAddr != 0xffffffff) |
| 14377 | { |
| 14378 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 14379 | { |
| 14380 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14381 | if (psMemRead->memoryCall) |
| 14382 | { |
| 14383 | cpu.z80B = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 14384 | } |
| 14385 | else |
| 14386 | { |
| 14387 | cpu.z80B = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 14388 | } |
| 14389 | psMemRead = NULL; |
| 14390 | break; |
| 14391 | } |
| 14392 | ++psMemRead; |
| 14393 | } |
| 14394 | |
| 14395 | if (psMemRead) |
| 14396 | { |
| 14397 | cpu.z80B = cpu.z80Base[cpu.z80HL]; |
| 14398 | } |
| 14399 | |
| 14400 | break; |
| 14401 | } |
| 14402 | case 0x47: |
| 14403 | { |
| 14404 | sdwCyclesRemaining -= 4; |
| 14405 | cpu.z80B = cpu.z80A; |
| 14406 | break; |
| 14407 | } |
| 14408 | case 0x48: |
| 14409 | { |
| 14410 | sdwCyclesRemaining -= 4; |
| 14411 | cpu.z80C = cpu.z80B; |
| 14412 | break; |
| 14413 | } |
| 14414 | case 0x49: |
| 14415 | { |
| 14416 | sdwCyclesRemaining -= 4; |
| 14417 | break; |
| 14418 | } |
| 14419 | case 0x4a: |
| 14420 | { |
| 14421 | sdwCyclesRemaining -= 4; |
| 14422 | cpu.z80C = cpu.z80D; |
| 14423 | break; |
| 14424 | } |
| 14425 | case 0x4b: |
| 14426 | { |
| 14427 | sdwCyclesRemaining -= 4; |
| 14428 | cpu.z80C = cpu.z80E; |
| 14429 | break; |
| 14430 | } |
| 14431 | case 0x4c: |
| 14432 | { |
| 14433 | sdwCyclesRemaining -= 4; |
| 14434 | cpu.z80C = cpu.z80H; |
| 14435 | break; |
| 14436 | } |
| 14437 | case 0x4d: |
| 14438 | { |
| 14439 | sdwCyclesRemaining -= 4; |
| 14440 | cpu.z80C = cpu.z80L; |
| 14441 | break; |
| 14442 | } |
| 14443 | case 0x4e: |
| 14444 | { |
| 14445 | sdwCyclesRemaining -= 7; |
| 14446 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 14447 | while (psMemRead->lowAddr != 0xffffffff) |
| 14448 | { |
| 14449 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 14450 | { |
| 14451 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14452 | if (psMemRead->memoryCall) |
| 14453 | { |
| 14454 | cpu.z80C = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 14455 | } |
| 14456 | else |
| 14457 | { |
| 14458 | cpu.z80C = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 14459 | } |
| 14460 | psMemRead = NULL; |
| 14461 | break; |
| 14462 | } |
| 14463 | ++psMemRead; |
| 14464 | } |
| 14465 | |
| 14466 | if (psMemRead) |
| 14467 | { |
| 14468 | cpu.z80C = cpu.z80Base[cpu.z80HL]; |
| 14469 | } |
| 14470 | |
| 14471 | break; |
| 14472 | } |
| 14473 | case 0x4f: |
| 14474 | { |
| 14475 | sdwCyclesRemaining -= 4; |
| 14476 | cpu.z80C = cpu.z80A; |
| 14477 | break; |
| 14478 | } |
| 14479 | case 0x50: |
| 14480 | { |
| 14481 | sdwCyclesRemaining -= 4; |
| 14482 | cpu.z80D = cpu.z80B; |
| 14483 | break; |
| 14484 | } |
| 14485 | case 0x51: |
| 14486 | { |
| 14487 | sdwCyclesRemaining -= 4; |
| 14488 | cpu.z80D = cpu.z80C; |
| 14489 | break; |
| 14490 | } |
| 14491 | case 0x52: |
| 14492 | { |
| 14493 | sdwCyclesRemaining -= 4; |
| 14494 | break; |
| 14495 | } |
| 14496 | case 0x53: |
| 14497 | { |
| 14498 | sdwCyclesRemaining -= 4; |
| 14499 | cpu.z80D = cpu.z80E; |
| 14500 | break; |
| 14501 | } |
| 14502 | case 0x54: |
| 14503 | { |
| 14504 | sdwCyclesRemaining -= 4; |
| 14505 | cpu.z80D = cpu.z80H; |
| 14506 | break; |
| 14507 | } |
| 14508 | case 0x55: |
| 14509 | { |
| 14510 | sdwCyclesRemaining -= 4; |
| 14511 | cpu.z80D = cpu.z80L; |
| 14512 | break; |
| 14513 | } |
| 14514 | case 0x56: |
| 14515 | { |
| 14516 | sdwCyclesRemaining -= 7; |
| 14517 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 14518 | while (psMemRead->lowAddr != 0xffffffff) |
| 14519 | { |
| 14520 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 14521 | { |
| 14522 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14523 | if (psMemRead->memoryCall) |
| 14524 | { |
| 14525 | cpu.z80D = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 14526 | } |
| 14527 | else |
| 14528 | { |
| 14529 | cpu.z80D = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 14530 | } |
| 14531 | psMemRead = NULL; |
| 14532 | break; |
| 14533 | } |
| 14534 | ++psMemRead; |
| 14535 | } |
| 14536 | |
| 14537 | if (psMemRead) |
| 14538 | { |
| 14539 | cpu.z80D = cpu.z80Base[cpu.z80HL]; |
| 14540 | } |
| 14541 | |
| 14542 | break; |
| 14543 | } |
| 14544 | case 0x57: |
| 14545 | { |
| 14546 | sdwCyclesRemaining -= 4; |
| 14547 | cpu.z80D = cpu.z80A; |
| 14548 | break; |
| 14549 | } |
| 14550 | case 0x58: |
| 14551 | { |
| 14552 | sdwCyclesRemaining -= 4; |
| 14553 | cpu.z80E = cpu.z80B; |
| 14554 | break; |
| 14555 | } |
| 14556 | case 0x59: |
| 14557 | { |
| 14558 | sdwCyclesRemaining -= 4; |
| 14559 | cpu.z80E = cpu.z80C; |
| 14560 | break; |
| 14561 | } |
| 14562 | case 0x5a: |
| 14563 | { |
| 14564 | sdwCyclesRemaining -= 4; |
| 14565 | cpu.z80E = cpu.z80D; |
| 14566 | break; |
| 14567 | } |
| 14568 | case 0x5b: |
| 14569 | { |
| 14570 | sdwCyclesRemaining -= 4; |
| 14571 | break; |
| 14572 | } |
| 14573 | case 0x5c: |
| 14574 | { |
| 14575 | sdwCyclesRemaining -= 4; |
| 14576 | cpu.z80E = cpu.z80H; |
| 14577 | break; |
| 14578 | } |
| 14579 | case 0x5d: |
| 14580 | { |
| 14581 | sdwCyclesRemaining -= 4; |
| 14582 | cpu.z80E = cpu.z80L; |
| 14583 | break; |
| 14584 | } |
| 14585 | case 0x5e: |
| 14586 | { |
| 14587 | sdwCyclesRemaining -= 7; |
| 14588 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 14589 | while (psMemRead->lowAddr != 0xffffffff) |
| 14590 | { |
| 14591 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 14592 | { |
| 14593 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14594 | if (psMemRead->memoryCall) |
| 14595 | { |
| 14596 | cpu.z80E = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 14597 | } |
| 14598 | else |
| 14599 | { |
| 14600 | cpu.z80E = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 14601 | } |
| 14602 | psMemRead = NULL; |
| 14603 | break; |
| 14604 | } |
| 14605 | ++psMemRead; |
| 14606 | } |
| 14607 | |
| 14608 | if (psMemRead) |
| 14609 | { |
| 14610 | cpu.z80E = cpu.z80Base[cpu.z80HL]; |
| 14611 | } |
| 14612 | |
| 14613 | break; |
| 14614 | } |
| 14615 | case 0x5f: |
| 14616 | { |
| 14617 | sdwCyclesRemaining -= 4; |
| 14618 | cpu.z80E = cpu.z80A; |
| 14619 | break; |
| 14620 | } |
| 14621 | case 0x60: |
| 14622 | { |
| 14623 | sdwCyclesRemaining -= 4; |
| 14624 | cpu.z80H = cpu.z80B; |
| 14625 | break; |
| 14626 | } |
| 14627 | case 0x61: |
| 14628 | { |
| 14629 | sdwCyclesRemaining -= 4; |
| 14630 | cpu.z80H = cpu.z80C; |
| 14631 | break; |
| 14632 | } |
| 14633 | case 0x62: |
| 14634 | { |
| 14635 | sdwCyclesRemaining -= 4; |
| 14636 | cpu.z80H = cpu.z80D; |
| 14637 | break; |
| 14638 | } |
| 14639 | case 0x63: |
| 14640 | { |
| 14641 | sdwCyclesRemaining -= 4; |
| 14642 | cpu.z80H = cpu.z80E; |
| 14643 | break; |
| 14644 | } |
| 14645 | case 0x64: |
| 14646 | { |
| 14647 | sdwCyclesRemaining -= 4; |
| 14648 | break; |
| 14649 | } |
| 14650 | case 0x65: |
| 14651 | { |
| 14652 | sdwCyclesRemaining -= 4; |
| 14653 | cpu.z80H = cpu.z80L; |
| 14654 | break; |
| 14655 | } |
| 14656 | case 0x66: |
| 14657 | { |
| 14658 | sdwCyclesRemaining -= 7; |
| 14659 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 14660 | while (psMemRead->lowAddr != 0xffffffff) |
| 14661 | { |
| 14662 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 14663 | { |
| 14664 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14665 | if (psMemRead->memoryCall) |
| 14666 | { |
| 14667 | cpu.z80H = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 14668 | } |
| 14669 | else |
| 14670 | { |
| 14671 | cpu.z80H = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 14672 | } |
| 14673 | psMemRead = NULL; |
| 14674 | break; |
| 14675 | } |
| 14676 | ++psMemRead; |
| 14677 | } |
| 14678 | |
| 14679 | if (psMemRead) |
| 14680 | { |
| 14681 | cpu.z80H = cpu.z80Base[cpu.z80HL]; |
| 14682 | } |
| 14683 | |
| 14684 | break; |
| 14685 | } |
| 14686 | case 0x67: |
| 14687 | { |
| 14688 | sdwCyclesRemaining -= 4; |
| 14689 | cpu.z80H = cpu.z80A; |
| 14690 | break; |
| 14691 | } |
| 14692 | case 0x68: |
| 14693 | { |
| 14694 | sdwCyclesRemaining -= 4; |
| 14695 | cpu.z80L = cpu.z80B; |
| 14696 | break; |
| 14697 | } |
| 14698 | case 0x69: |
| 14699 | { |
| 14700 | sdwCyclesRemaining -= 4; |
| 14701 | cpu.z80L = cpu.z80C; |
| 14702 | break; |
| 14703 | } |
| 14704 | case 0x6a: |
| 14705 | { |
| 14706 | sdwCyclesRemaining -= 4; |
| 14707 | cpu.z80L = cpu.z80D; |
| 14708 | break; |
| 14709 | } |
| 14710 | case 0x6b: |
| 14711 | { |
| 14712 | sdwCyclesRemaining -= 4; |
| 14713 | cpu.z80L = cpu.z80E; |
| 14714 | break; |
| 14715 | } |
| 14716 | case 0x6c: |
| 14717 | { |
| 14718 | sdwCyclesRemaining -= 4; |
| 14719 | cpu.z80L = cpu.z80H; |
| 14720 | break; |
| 14721 | } |
| 14722 | case 0x6d: |
| 14723 | { |
| 14724 | sdwCyclesRemaining -= 4; |
| 14725 | break; |
| 14726 | } |
| 14727 | case 0x6e: |
| 14728 | { |
| 14729 | sdwCyclesRemaining -= 7; |
| 14730 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 14731 | while (psMemRead->lowAddr != 0xffffffff) |
| 14732 | { |
| 14733 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 14734 | { |
| 14735 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14736 | if (psMemRead->memoryCall) |
| 14737 | { |
| 14738 | cpu.z80L = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 14739 | } |
| 14740 | else |
| 14741 | { |
| 14742 | cpu.z80L = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 14743 | } |
| 14744 | psMemRead = NULL; |
| 14745 | break; |
| 14746 | } |
| 14747 | ++psMemRead; |
| 14748 | } |
| 14749 | |
| 14750 | if (psMemRead) |
| 14751 | { |
| 14752 | cpu.z80L = cpu.z80Base[cpu.z80HL]; |
| 14753 | } |
| 14754 | |
| 14755 | break; |
| 14756 | } |
| 14757 | case 0x6f: |
| 14758 | { |
| 14759 | sdwCyclesRemaining -= 4; |
| 14760 | cpu.z80L = cpu.z80A; |
| 14761 | break; |
| 14762 | } |
| 14763 | case 0x70: |
| 14764 | { |
| 14765 | sdwCyclesRemaining -= 7; |
| 14766 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 14767 | while (psMemWrite->lowAddr != 0xffffffff) |
| 14768 | { |
| 14769 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 14770 | { |
| 14771 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14772 | if (psMemWrite->memoryCall) |
| 14773 | { |
| 14774 | psMemWrite->memoryCall(cpu.z80HL, cpu.z80B, psMemWrite); |
| 14775 | } |
| 14776 | else |
| 14777 | { |
| 14778 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = cpu.z80B; |
| 14779 | } |
| 14780 | psMemWrite = NULL; |
| 14781 | break; |
| 14782 | } |
| 14783 | ++psMemWrite; |
| 14784 | } |
| 14785 | |
| 14786 | if (psMemWrite) |
| 14787 | { |
| 14788 | cpu.z80Base[cpu.z80HL] = (UINT8) cpu.z80B; |
| 14789 | } |
| 14790 | |
| 14791 | break; |
| 14792 | } |
| 14793 | case 0x71: |
| 14794 | { |
| 14795 | sdwCyclesRemaining -= 7; |
| 14796 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 14797 | while (psMemWrite->lowAddr != 0xffffffff) |
| 14798 | { |
| 14799 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 14800 | { |
| 14801 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14802 | if (psMemWrite->memoryCall) |
| 14803 | { |
| 14804 | psMemWrite->memoryCall(cpu.z80HL, cpu.z80C, psMemWrite); |
| 14805 | } |
| 14806 | else |
| 14807 | { |
| 14808 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = cpu.z80C; |
| 14809 | } |
| 14810 | psMemWrite = NULL; |
| 14811 | break; |
| 14812 | } |
| 14813 | ++psMemWrite; |
| 14814 | } |
| 14815 | |
| 14816 | if (psMemWrite) |
| 14817 | { |
| 14818 | cpu.z80Base[cpu.z80HL] = (UINT8) cpu.z80C; |
| 14819 | } |
| 14820 | |
| 14821 | break; |
| 14822 | } |
| 14823 | case 0x72: |
| 14824 | { |
| 14825 | sdwCyclesRemaining -= 7; |
| 14826 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 14827 | while (psMemWrite->lowAddr != 0xffffffff) |
| 14828 | { |
| 14829 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 14830 | { |
| 14831 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14832 | if (psMemWrite->memoryCall) |
| 14833 | { |
| 14834 | psMemWrite->memoryCall(cpu.z80HL, cpu.z80D, psMemWrite); |
| 14835 | } |
| 14836 | else |
| 14837 | { |
| 14838 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = cpu.z80D; |
| 14839 | } |
| 14840 | psMemWrite = NULL; |
| 14841 | break; |
| 14842 | } |
| 14843 | ++psMemWrite; |
| 14844 | } |
| 14845 | |
| 14846 | if (psMemWrite) |
| 14847 | { |
| 14848 | cpu.z80Base[cpu.z80HL] = (UINT8) cpu.z80D; |
| 14849 | } |
| 14850 | |
| 14851 | break; |
| 14852 | } |
| 14853 | case 0x73: |
| 14854 | { |
| 14855 | sdwCyclesRemaining -= 7; |
| 14856 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 14857 | while (psMemWrite->lowAddr != 0xffffffff) |
| 14858 | { |
| 14859 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 14860 | { |
| 14861 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14862 | if (psMemWrite->memoryCall) |
| 14863 | { |
| 14864 | psMemWrite->memoryCall(cpu.z80HL, cpu.z80E, psMemWrite); |
| 14865 | } |
| 14866 | else |
| 14867 | { |
| 14868 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = cpu.z80E; |
| 14869 | } |
| 14870 | psMemWrite = NULL; |
| 14871 | break; |
| 14872 | } |
| 14873 | ++psMemWrite; |
| 14874 | } |
| 14875 | |
| 14876 | if (psMemWrite) |
| 14877 | { |
| 14878 | cpu.z80Base[cpu.z80HL] = (UINT8) cpu.z80E; |
| 14879 | } |
| 14880 | |
| 14881 | break; |
| 14882 | } |
| 14883 | case 0x74: |
| 14884 | { |
| 14885 | sdwCyclesRemaining -= 7; |
| 14886 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 14887 | while (psMemWrite->lowAddr != 0xffffffff) |
| 14888 | { |
| 14889 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 14890 | { |
| 14891 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14892 | if (psMemWrite->memoryCall) |
| 14893 | { |
| 14894 | psMemWrite->memoryCall(cpu.z80HL, cpu.z80H, psMemWrite); |
| 14895 | } |
| 14896 | else |
| 14897 | { |
| 14898 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = cpu.z80H; |
| 14899 | } |
| 14900 | psMemWrite = NULL; |
| 14901 | break; |
| 14902 | } |
| 14903 | ++psMemWrite; |
| 14904 | } |
| 14905 | |
| 14906 | if (psMemWrite) |
| 14907 | { |
| 14908 | cpu.z80Base[cpu.z80HL] = (UINT8) cpu.z80H; |
| 14909 | } |
| 14910 | |
| 14911 | break; |
| 14912 | } |
| 14913 | case 0x75: |
| 14914 | { |
| 14915 | sdwCyclesRemaining -= 7; |
| 14916 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 14917 | while (psMemWrite->lowAddr != 0xffffffff) |
| 14918 | { |
| 14919 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 14920 | { |
| 14921 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14922 | if (psMemWrite->memoryCall) |
| 14923 | { |
| 14924 | psMemWrite->memoryCall(cpu.z80HL, cpu.z80L, psMemWrite); |
| 14925 | } |
| 14926 | else |
| 14927 | { |
| 14928 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = cpu.z80L; |
| 14929 | } |
| 14930 | psMemWrite = NULL; |
| 14931 | break; |
| 14932 | } |
| 14933 | ++psMemWrite; |
| 14934 | } |
| 14935 | |
| 14936 | if (psMemWrite) |
| 14937 | { |
| 14938 | cpu.z80Base[cpu.z80HL] = (UINT8) cpu.z80L; |
| 14939 | } |
| 14940 | |
| 14941 | break; |
| 14942 | } |
| 14943 | case 0x76: |
| 14944 | { |
| 14945 | sdwCyclesRemaining -= 4; |
| 14946 | cpu.z80halted = 1; |
| 14947 | dwElapsedTicks += sdwCyclesRemaining; |
| 14948 | sdwCyclesRemaining = 0; |
| 14949 | break; |
| 14950 | } |
| 14951 | case 0x77: |
| 14952 | { |
| 14953 | sdwCyclesRemaining -= 7; |
| 14954 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 14955 | while (psMemWrite->lowAddr != 0xffffffff) |
| 14956 | { |
| 14957 | if ((cpu.z80HL >= psMemWrite->lowAddr) && (cpu.z80HL <= psMemWrite->highAddr)) |
| 14958 | { |
| 14959 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 14960 | if (psMemWrite->memoryCall) |
| 14961 | { |
| 14962 | psMemWrite->memoryCall(cpu.z80HL, cpu.z80A, psMemWrite); |
| 14963 | } |
| 14964 | else |
| 14965 | { |
| 14966 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80HL - psMemWrite->lowAddr)) = cpu.z80A; |
| 14967 | } |
| 14968 | psMemWrite = NULL; |
| 14969 | break; |
| 14970 | } |
| 14971 | ++psMemWrite; |
| 14972 | } |
| 14973 | |
| 14974 | if (psMemWrite) |
| 14975 | { |
| 14976 | cpu.z80Base[cpu.z80HL] = (UINT8) cpu.z80A; |
| 14977 | } |
| 14978 | |
| 14979 | break; |
| 14980 | } |
| 14981 | case 0x78: |
| 14982 | { |
| 14983 | sdwCyclesRemaining -= 4; |
| 14984 | cpu.z80A = cpu.z80B; |
| 14985 | break; |
| 14986 | } |
| 14987 | case 0x79: |
| 14988 | { |
| 14989 | sdwCyclesRemaining -= 4; |
| 14990 | cpu.z80A = cpu.z80C; |
| 14991 | break; |
| 14992 | } |
| 14993 | case 0x7a: |
| 14994 | { |
| 14995 | sdwCyclesRemaining -= 4; |
| 14996 | cpu.z80A = cpu.z80D; |
| 14997 | break; |
| 14998 | } |
| 14999 | case 0x7b: |
| 15000 | { |
| 15001 | sdwCyclesRemaining -= 4; |
| 15002 | cpu.z80A = cpu.z80E; |
| 15003 | break; |
| 15004 | } |
| 15005 | case 0x7c: |
| 15006 | { |
| 15007 | sdwCyclesRemaining -= 4; |
| 15008 | cpu.z80A = cpu.z80H; |
| 15009 | break; |
| 15010 | } |
| 15011 | case 0x7d: |
| 15012 | { |
| 15013 | sdwCyclesRemaining -= 4; |
| 15014 | cpu.z80A = cpu.z80L; |
| 15015 | break; |
| 15016 | } |
| 15017 | case 0x7e: |
| 15018 | { |
| 15019 | sdwCyclesRemaining -= 7; |
| 15020 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 15021 | while (psMemRead->lowAddr != 0xffffffff) |
| 15022 | { |
| 15023 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 15024 | { |
| 15025 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15026 | if (psMemRead->memoryCall) |
| 15027 | { |
| 15028 | cpu.z80A = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 15029 | } |
| 15030 | else |
| 15031 | { |
| 15032 | cpu.z80A = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 15033 | } |
| 15034 | psMemRead = NULL; |
| 15035 | break; |
| 15036 | } |
| 15037 | ++psMemRead; |
| 15038 | } |
| 15039 | |
| 15040 | if (psMemRead) |
| 15041 | { |
| 15042 | cpu.z80A = cpu.z80Base[cpu.z80HL]; |
| 15043 | } |
| 15044 | |
| 15045 | break; |
| 15046 | } |
| 15047 | case 0x7f: |
| 15048 | { |
| 15049 | sdwCyclesRemaining -= 4; |
| 15050 | break; |
| 15051 | } |
| 15052 | case 0x80: |
| 15053 | { |
| 15054 | sdwCyclesRemaining -= 4; |
| 15055 | bTemp2 = cpu.z80A + cpu.z80B; |
| 15056 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15057 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15058 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80B]; |
| 15059 | cpu.z80A = bTemp2; |
| 15060 | break; |
| 15061 | } |
| 15062 | case 0x81: |
| 15063 | { |
| 15064 | sdwCyclesRemaining -= 4; |
| 15065 | bTemp2 = cpu.z80A + cpu.z80C; |
| 15066 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15067 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15068 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80C]; |
| 15069 | cpu.z80A = bTemp2; |
| 15070 | break; |
| 15071 | } |
| 15072 | case 0x82: |
| 15073 | { |
| 15074 | sdwCyclesRemaining -= 4; |
| 15075 | bTemp2 = cpu.z80A + cpu.z80D; |
| 15076 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15077 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15078 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80D]; |
| 15079 | cpu.z80A = bTemp2; |
| 15080 | break; |
| 15081 | } |
| 15082 | case 0x83: |
| 15083 | { |
| 15084 | sdwCyclesRemaining -= 4; |
| 15085 | bTemp2 = cpu.z80A + cpu.z80E; |
| 15086 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15087 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15088 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80E]; |
| 15089 | cpu.z80A = bTemp2; |
| 15090 | break; |
| 15091 | } |
| 15092 | case 0x84: |
| 15093 | { |
| 15094 | sdwCyclesRemaining -= 4; |
| 15095 | bTemp2 = cpu.z80A + cpu.z80H; |
| 15096 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15097 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15098 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80H]; |
| 15099 | cpu.z80A = bTemp2; |
| 15100 | break; |
| 15101 | } |
| 15102 | case 0x85: |
| 15103 | { |
| 15104 | sdwCyclesRemaining -= 4; |
| 15105 | bTemp2 = cpu.z80A + cpu.z80L; |
| 15106 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15107 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15108 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80L]; |
| 15109 | cpu.z80A = bTemp2; |
| 15110 | break; |
| 15111 | } |
| 15112 | case 0x86: |
| 15113 | { |
| 15114 | sdwCyclesRemaining -= 7; |
| 15115 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 15116 | while (psMemRead->lowAddr != 0xffffffff) |
| 15117 | { |
| 15118 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 15119 | { |
| 15120 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15121 | if (psMemRead->memoryCall) |
| 15122 | { |
| 15123 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 15124 | } |
| 15125 | else |
| 15126 | { |
| 15127 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 15128 | } |
| 15129 | psMemRead = NULL; |
| 15130 | break; |
| 15131 | } |
| 15132 | ++psMemRead; |
| 15133 | } |
| 15134 | |
| 15135 | if (psMemRead) |
| 15136 | { |
| 15137 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 15138 | } |
| 15139 | |
| 15140 | bTemp2 = cpu.z80A + bTemp; |
| 15141 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15142 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15143 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | bTemp]; |
| 15144 | cpu.z80A = bTemp2; |
| 15145 | break; |
| 15146 | } |
| 15147 | case 0x87: |
| 15148 | { |
| 15149 | sdwCyclesRemaining -= 4; |
| 15150 | bTemp2 = cpu.z80A + cpu.z80A; |
| 15151 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15152 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15153 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80A]; |
| 15154 | cpu.z80A = bTemp2; |
| 15155 | break; |
| 15156 | } |
| 15157 | case 0x88: |
| 15158 | { |
| 15159 | sdwCyclesRemaining -= 4; |
| 15160 | bTemp2 = cpu.z80A + cpu.z80B + (cpu.z80F & Z80_FLAG_CARRY); |
| 15161 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15162 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15163 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80B | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15164 | cpu.z80A = bTemp2; |
| 15165 | break; |
| 15166 | } |
| 15167 | case 0x89: |
| 15168 | { |
| 15169 | sdwCyclesRemaining -= 4; |
| 15170 | bTemp2 = cpu.z80A + cpu.z80C + (cpu.z80F & Z80_FLAG_CARRY); |
| 15171 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15172 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15173 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80C | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15174 | cpu.z80A = bTemp2; |
| 15175 | break; |
| 15176 | } |
| 15177 | case 0x8a: |
| 15178 | { |
| 15179 | sdwCyclesRemaining -= 4; |
| 15180 | bTemp2 = cpu.z80A + cpu.z80D + (cpu.z80F & Z80_FLAG_CARRY); |
| 15181 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15182 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15183 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80D | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15184 | cpu.z80A = bTemp2; |
| 15185 | break; |
| 15186 | } |
| 15187 | case 0x8b: |
| 15188 | { |
| 15189 | sdwCyclesRemaining -= 4; |
| 15190 | bTemp2 = cpu.z80A + cpu.z80E + (cpu.z80F & Z80_FLAG_CARRY); |
| 15191 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15192 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15193 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80E | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15194 | cpu.z80A = bTemp2; |
| 15195 | break; |
| 15196 | } |
| 15197 | case 0x8c: |
| 15198 | { |
| 15199 | sdwCyclesRemaining -= 4; |
| 15200 | bTemp2 = cpu.z80A + cpu.z80H + (cpu.z80F & Z80_FLAG_CARRY); |
| 15201 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15202 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15203 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80H | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15204 | cpu.z80A = bTemp2; |
| 15205 | break; |
| 15206 | } |
| 15207 | case 0x8d: |
| 15208 | { |
| 15209 | sdwCyclesRemaining -= 4; |
| 15210 | bTemp2 = cpu.z80A + cpu.z80L + (cpu.z80F & Z80_FLAG_CARRY); |
| 15211 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15212 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15213 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80L | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15214 | cpu.z80A = bTemp2; |
| 15215 | break; |
| 15216 | } |
| 15217 | case 0x8e: |
| 15218 | { |
| 15219 | sdwCyclesRemaining -= 7; |
| 15220 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 15221 | while (psMemRead->lowAddr != 0xffffffff) |
| 15222 | { |
| 15223 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 15224 | { |
| 15225 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15226 | if (psMemRead->memoryCall) |
| 15227 | { |
| 15228 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 15229 | } |
| 15230 | else |
| 15231 | { |
| 15232 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 15233 | } |
| 15234 | psMemRead = NULL; |
| 15235 | break; |
| 15236 | } |
| 15237 | ++psMemRead; |
| 15238 | } |
| 15239 | |
| 15240 | if (psMemRead) |
| 15241 | { |
| 15242 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 15243 | } |
| 15244 | |
| 15245 | bTemp2 = cpu.z80A + bTemp + (cpu.z80F & Z80_FLAG_CARRY); |
| 15246 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15247 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15248 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | bTemp | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15249 | cpu.z80A = bTemp2; |
| 15250 | break; |
| 15251 | } |
| 15252 | case 0x8f: |
| 15253 | { |
| 15254 | sdwCyclesRemaining -= 4; |
| 15255 | bTemp2 = cpu.z80A + cpu.z80A + (cpu.z80F & Z80_FLAG_CARRY); |
| 15256 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15257 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15258 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | cpu.z80A | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15259 | cpu.z80A = bTemp2; |
| 15260 | break; |
| 15261 | } |
| 15262 | case 0x90: |
| 15263 | { |
| 15264 | sdwCyclesRemaining -= 4; |
| 15265 | bTemp2 = cpu.z80A - cpu.z80B; |
| 15266 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15267 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15268 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80B]; |
| 15269 | cpu.z80A = bTemp2; |
| 15270 | break; |
| 15271 | } |
| 15272 | case 0x91: |
| 15273 | { |
| 15274 | sdwCyclesRemaining -= 4; |
| 15275 | bTemp2 = cpu.z80A - cpu.z80C; |
| 15276 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15277 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15278 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80C]; |
| 15279 | cpu.z80A = bTemp2; |
| 15280 | break; |
| 15281 | } |
| 15282 | case 0x92: |
| 15283 | { |
| 15284 | sdwCyclesRemaining -= 4; |
| 15285 | bTemp2 = cpu.z80A - cpu.z80D; |
| 15286 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15287 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15288 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80D]; |
| 15289 | cpu.z80A = bTemp2; |
| 15290 | break; |
| 15291 | } |
| 15292 | case 0x93: |
| 15293 | { |
| 15294 | sdwCyclesRemaining -= 4; |
| 15295 | bTemp2 = cpu.z80A - cpu.z80E; |
| 15296 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15297 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15298 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80E]; |
| 15299 | cpu.z80A = bTemp2; |
| 15300 | break; |
| 15301 | } |
| 15302 | case 0x94: |
| 15303 | { |
| 15304 | sdwCyclesRemaining -= 4; |
| 15305 | bTemp2 = cpu.z80A - cpu.z80H; |
| 15306 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15307 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15308 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80H]; |
| 15309 | cpu.z80A = bTemp2; |
| 15310 | break; |
| 15311 | } |
| 15312 | case 0x95: |
| 15313 | { |
| 15314 | sdwCyclesRemaining -= 4; |
| 15315 | bTemp2 = cpu.z80A - cpu.z80L; |
| 15316 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15317 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15318 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80L]; |
| 15319 | cpu.z80A = bTemp2; |
| 15320 | break; |
| 15321 | } |
| 15322 | case 0x96: |
| 15323 | { |
| 15324 | sdwCyclesRemaining -= 7; |
| 15325 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 15326 | while (psMemRead->lowAddr != 0xffffffff) |
| 15327 | { |
| 15328 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 15329 | { |
| 15330 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15331 | if (psMemRead->memoryCall) |
| 15332 | { |
| 15333 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 15334 | } |
| 15335 | else |
| 15336 | { |
| 15337 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 15338 | } |
| 15339 | psMemRead = NULL; |
| 15340 | break; |
| 15341 | } |
| 15342 | ++psMemRead; |
| 15343 | } |
| 15344 | |
| 15345 | if (psMemRead) |
| 15346 | { |
| 15347 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 15348 | } |
| 15349 | |
| 15350 | bTemp2 = cpu.z80A - bTemp; |
| 15351 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15352 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15353 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp]; |
| 15354 | cpu.z80A = bTemp2; |
| 15355 | break; |
| 15356 | } |
| 15357 | case 0x97: |
| 15358 | { |
| 15359 | sdwCyclesRemaining -= 4; |
| 15360 | bTemp2 = cpu.z80A - cpu.z80A; |
| 15361 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15362 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15363 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80A]; |
| 15364 | cpu.z80A = bTemp2; |
| 15365 | break; |
| 15366 | } |
| 15367 | case 0x98: |
| 15368 | { |
| 15369 | sdwCyclesRemaining -= 4; |
| 15370 | bTemp2 = cpu.z80A - cpu.z80B - (cpu.z80F & Z80_FLAG_CARRY); |
| 15371 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15372 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15373 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80B | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15374 | cpu.z80A = bTemp2; |
| 15375 | break; |
| 15376 | } |
| 15377 | case 0x99: |
| 15378 | { |
| 15379 | sdwCyclesRemaining -= 4; |
| 15380 | bTemp2 = cpu.z80A - cpu.z80C - (cpu.z80F & Z80_FLAG_CARRY); |
| 15381 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15382 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15383 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80C | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15384 | cpu.z80A = bTemp2; |
| 15385 | break; |
| 15386 | } |
| 15387 | case 0x9a: |
| 15388 | { |
| 15389 | sdwCyclesRemaining -= 4; |
| 15390 | bTemp2 = cpu.z80A - cpu.z80D - (cpu.z80F & Z80_FLAG_CARRY); |
| 15391 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15392 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15393 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80D | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15394 | cpu.z80A = bTemp2; |
| 15395 | break; |
| 15396 | } |
| 15397 | case 0x9b: |
| 15398 | { |
| 15399 | sdwCyclesRemaining -= 4; |
| 15400 | bTemp2 = cpu.z80A - cpu.z80E - (cpu.z80F & Z80_FLAG_CARRY); |
| 15401 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15402 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15403 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80E | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15404 | cpu.z80A = bTemp2; |
| 15405 | break; |
| 15406 | } |
| 15407 | case 0x9c: |
| 15408 | { |
| 15409 | sdwCyclesRemaining -= 4; |
| 15410 | bTemp2 = cpu.z80A - cpu.z80H - (cpu.z80F & Z80_FLAG_CARRY); |
| 15411 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15412 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15413 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80H | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15414 | cpu.z80A = bTemp2; |
| 15415 | break; |
| 15416 | } |
| 15417 | case 0x9d: |
| 15418 | { |
| 15419 | sdwCyclesRemaining -= 4; |
| 15420 | bTemp2 = cpu.z80A - cpu.z80L - (cpu.z80F & Z80_FLAG_CARRY); |
| 15421 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15422 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15423 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80L | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15424 | cpu.z80A = bTemp2; |
| 15425 | break; |
| 15426 | } |
| 15427 | case 0x9e: |
| 15428 | { |
| 15429 | sdwCyclesRemaining -= 7; |
| 15430 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 15431 | while (psMemRead->lowAddr != 0xffffffff) |
| 15432 | { |
| 15433 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 15434 | { |
| 15435 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15436 | if (psMemRead->memoryCall) |
| 15437 | { |
| 15438 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 15439 | } |
| 15440 | else |
| 15441 | { |
| 15442 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 15443 | } |
| 15444 | psMemRead = NULL; |
| 15445 | break; |
| 15446 | } |
| 15447 | ++psMemRead; |
| 15448 | } |
| 15449 | |
| 15450 | if (psMemRead) |
| 15451 | { |
| 15452 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 15453 | } |
| 15454 | |
| 15455 | bTemp2 = cpu.z80A - bTemp - (cpu.z80F & Z80_FLAG_CARRY); |
| 15456 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15457 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15458 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15459 | cpu.z80A = bTemp2; |
| 15460 | break; |
| 15461 | } |
| 15462 | case 0x9f: |
| 15463 | { |
| 15464 | sdwCyclesRemaining -= 4; |
| 15465 | bTemp2 = cpu.z80A - cpu.z80A - (cpu.z80F & Z80_FLAG_CARRY); |
| 15466 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15467 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15468 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80A | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 15469 | cpu.z80A = bTemp2; |
| 15470 | break; |
| 15471 | } |
| 15472 | case 0xa0: |
| 15473 | { |
| 15474 | sdwCyclesRemaining -= 4; |
| 15475 | cpu.z80A &= cpu.z80B; |
| 15476 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15477 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 15478 | |
| 15479 | break; |
| 15480 | } |
| 15481 | case 0xa1: |
| 15482 | { |
| 15483 | sdwCyclesRemaining -= 4; |
| 15484 | cpu.z80A &= cpu.z80C; |
| 15485 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15486 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 15487 | |
| 15488 | break; |
| 15489 | } |
| 15490 | case 0xa2: |
| 15491 | { |
| 15492 | sdwCyclesRemaining -= 4; |
| 15493 | cpu.z80A &= cpu.z80D; |
| 15494 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15495 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 15496 | |
| 15497 | break; |
| 15498 | } |
| 15499 | case 0xa3: |
| 15500 | { |
| 15501 | sdwCyclesRemaining -= 4; |
| 15502 | cpu.z80A &= cpu.z80E; |
| 15503 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15504 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 15505 | |
| 15506 | break; |
| 15507 | } |
| 15508 | case 0xa4: |
| 15509 | { |
| 15510 | sdwCyclesRemaining -= 4; |
| 15511 | cpu.z80A &= cpu.z80H; |
| 15512 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15513 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 15514 | |
| 15515 | break; |
| 15516 | } |
| 15517 | case 0xa5: |
| 15518 | { |
| 15519 | sdwCyclesRemaining -= 4; |
| 15520 | cpu.z80A &= cpu.z80L; |
| 15521 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15522 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 15523 | |
| 15524 | break; |
| 15525 | } |
| 15526 | case 0xa6: |
| 15527 | { |
| 15528 | sdwCyclesRemaining -= 7; |
| 15529 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 15530 | while (psMemRead->lowAddr != 0xffffffff) |
| 15531 | { |
| 15532 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 15533 | { |
| 15534 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15535 | if (psMemRead->memoryCall) |
| 15536 | { |
| 15537 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 15538 | } |
| 15539 | else |
| 15540 | { |
| 15541 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 15542 | } |
| 15543 | psMemRead = NULL; |
| 15544 | break; |
| 15545 | } |
| 15546 | ++psMemRead; |
| 15547 | } |
| 15548 | |
| 15549 | if (psMemRead) |
| 15550 | { |
| 15551 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 15552 | } |
| 15553 | |
| 15554 | cpu.z80A &= bTemp; |
| 15555 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15556 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 15557 | |
| 15558 | break; |
| 15559 | } |
| 15560 | case 0xa7: |
| 15561 | { |
| 15562 | sdwCyclesRemaining -= 4; |
| 15563 | cpu.z80A &= cpu.z80A; |
| 15564 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15565 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 15566 | |
| 15567 | break; |
| 15568 | } |
| 15569 | case 0xa8: |
| 15570 | { |
| 15571 | sdwCyclesRemaining -= 4; |
| 15572 | cpu.z80A ^= cpu.z80B; |
| 15573 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15574 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15575 | |
| 15576 | break; |
| 15577 | } |
| 15578 | case 0xa9: |
| 15579 | { |
| 15580 | sdwCyclesRemaining -= 4; |
| 15581 | cpu.z80A ^= cpu.z80C; |
| 15582 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15583 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15584 | |
| 15585 | break; |
| 15586 | } |
| 15587 | case 0xaa: |
| 15588 | { |
| 15589 | sdwCyclesRemaining -= 4; |
| 15590 | cpu.z80A ^= cpu.z80D; |
| 15591 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15592 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15593 | |
| 15594 | break; |
| 15595 | } |
| 15596 | case 0xab: |
| 15597 | { |
| 15598 | sdwCyclesRemaining -= 4; |
| 15599 | cpu.z80A ^= cpu.z80E; |
| 15600 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15601 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15602 | |
| 15603 | break; |
| 15604 | } |
| 15605 | case 0xac: |
| 15606 | { |
| 15607 | sdwCyclesRemaining -= 4; |
| 15608 | cpu.z80A ^= cpu.z80H; |
| 15609 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15610 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15611 | |
| 15612 | break; |
| 15613 | } |
| 15614 | case 0xad: |
| 15615 | { |
| 15616 | sdwCyclesRemaining -= 4; |
| 15617 | cpu.z80A ^= cpu.z80L; |
| 15618 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15619 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15620 | |
| 15621 | break; |
| 15622 | } |
| 15623 | case 0xae: |
| 15624 | { |
| 15625 | sdwCyclesRemaining -= 7; |
| 15626 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 15627 | while (psMemRead->lowAddr != 0xffffffff) |
| 15628 | { |
| 15629 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 15630 | { |
| 15631 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15632 | if (psMemRead->memoryCall) |
| 15633 | { |
| 15634 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 15635 | } |
| 15636 | else |
| 15637 | { |
| 15638 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 15639 | } |
| 15640 | psMemRead = NULL; |
| 15641 | break; |
| 15642 | } |
| 15643 | ++psMemRead; |
| 15644 | } |
| 15645 | |
| 15646 | if (psMemRead) |
| 15647 | { |
| 15648 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 15649 | } |
| 15650 | |
| 15651 | cpu.z80A ^= bTemp; |
| 15652 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15653 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15654 | |
| 15655 | break; |
| 15656 | } |
| 15657 | case 0xaf: |
| 15658 | { |
| 15659 | sdwCyclesRemaining -= 4; |
| 15660 | cpu.z80A ^= cpu.z80A; |
| 15661 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15662 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15663 | |
| 15664 | break; |
| 15665 | } |
| 15666 | case 0xb0: |
| 15667 | { |
| 15668 | sdwCyclesRemaining -= 4; |
| 15669 | cpu.z80A |= cpu.z80B; |
| 15670 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15671 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15672 | |
| 15673 | break; |
| 15674 | } |
| 15675 | case 0xb1: |
| 15676 | { |
| 15677 | sdwCyclesRemaining -= 4; |
| 15678 | cpu.z80A |= cpu.z80C; |
| 15679 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15680 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15681 | |
| 15682 | break; |
| 15683 | } |
| 15684 | case 0xb2: |
| 15685 | { |
| 15686 | sdwCyclesRemaining -= 4; |
| 15687 | cpu.z80A |= cpu.z80D; |
| 15688 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15689 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15690 | |
| 15691 | break; |
| 15692 | } |
| 15693 | case 0xb3: |
| 15694 | { |
| 15695 | sdwCyclesRemaining -= 4; |
| 15696 | cpu.z80A |= cpu.z80E; |
| 15697 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15698 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15699 | |
| 15700 | break; |
| 15701 | } |
| 15702 | case 0xb4: |
| 15703 | { |
| 15704 | sdwCyclesRemaining -= 4; |
| 15705 | cpu.z80A |= cpu.z80H; |
| 15706 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15707 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15708 | |
| 15709 | break; |
| 15710 | } |
| 15711 | case 0xb5: |
| 15712 | { |
| 15713 | sdwCyclesRemaining -= 4; |
| 15714 | cpu.z80A |= cpu.z80L; |
| 15715 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15716 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15717 | |
| 15718 | break; |
| 15719 | } |
| 15720 | case 0xb6: |
| 15721 | { |
| 15722 | sdwCyclesRemaining -= 7; |
| 15723 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 15724 | while (psMemRead->lowAddr != 0xffffffff) |
| 15725 | { |
| 15726 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 15727 | { |
| 15728 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15729 | if (psMemRead->memoryCall) |
| 15730 | { |
| 15731 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 15732 | } |
| 15733 | else |
| 15734 | { |
| 15735 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 15736 | } |
| 15737 | psMemRead = NULL; |
| 15738 | break; |
| 15739 | } |
| 15740 | ++psMemRead; |
| 15741 | } |
| 15742 | |
| 15743 | if (psMemRead) |
| 15744 | { |
| 15745 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 15746 | } |
| 15747 | |
| 15748 | cpu.z80A |= bTemp; |
| 15749 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15750 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15751 | |
| 15752 | break; |
| 15753 | } |
| 15754 | case 0xb7: |
| 15755 | { |
| 15756 | sdwCyclesRemaining -= 4; |
| 15757 | cpu.z80A |= cpu.z80A; |
| 15758 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 15759 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 15760 | |
| 15761 | break; |
| 15762 | } |
| 15763 | case 0xb8: |
| 15764 | { |
| 15765 | sdwCyclesRemaining -= 4; |
| 15766 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15767 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15768 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80B]; |
| 15769 | break; |
| 15770 | } |
| 15771 | case 0xb9: |
| 15772 | { |
| 15773 | sdwCyclesRemaining -= 4; |
| 15774 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15775 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15776 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80C]; |
| 15777 | break; |
| 15778 | } |
| 15779 | case 0xba: |
| 15780 | { |
| 15781 | sdwCyclesRemaining -= 4; |
| 15782 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15783 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15784 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80D]; |
| 15785 | break; |
| 15786 | } |
| 15787 | case 0xbb: |
| 15788 | { |
| 15789 | sdwCyclesRemaining -= 4; |
| 15790 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15791 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15792 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80E]; |
| 15793 | break; |
| 15794 | } |
| 15795 | case 0xbc: |
| 15796 | { |
| 15797 | sdwCyclesRemaining -= 4; |
| 15798 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15799 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15800 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80H]; |
| 15801 | break; |
| 15802 | } |
| 15803 | case 0xbd: |
| 15804 | { |
| 15805 | sdwCyclesRemaining -= 4; |
| 15806 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15807 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15808 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80L]; |
| 15809 | break; |
| 15810 | } |
| 15811 | case 0xbe: |
| 15812 | { |
| 15813 | sdwCyclesRemaining -= 7; |
| 15814 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 15815 | while (psMemRead->lowAddr != 0xffffffff) |
| 15816 | { |
| 15817 | if ((cpu.z80HL >= psMemRead->lowAddr) && (cpu.z80HL <= psMemRead->highAddr)) |
| 15818 | { |
| 15819 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15820 | if (psMemRead->memoryCall) |
| 15821 | { |
| 15822 | bTemp = psMemRead->memoryCall(cpu.z80HL, psMemRead); |
| 15823 | } |
| 15824 | else |
| 15825 | { |
| 15826 | bTemp = *((UINT8 *) psMemRead->pUserArea + (cpu.z80HL - psMemRead->lowAddr)); |
| 15827 | } |
| 15828 | psMemRead = NULL; |
| 15829 | break; |
| 15830 | } |
| 15831 | ++psMemRead; |
| 15832 | } |
| 15833 | |
| 15834 | if (psMemRead) |
| 15835 | { |
| 15836 | bTemp = cpu.z80Base[cpu.z80HL]; |
| 15837 | } |
| 15838 | |
| 15839 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15840 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15841 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp]; |
| 15842 | break; |
| 15843 | } |
| 15844 | case 0xbf: |
| 15845 | { |
| 15846 | sdwCyclesRemaining -= 4; |
| 15847 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15848 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15849 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | cpu.z80A]; |
| 15850 | break; |
| 15851 | } |
| 15852 | case 0xc0: |
| 15853 | { |
| 15854 | sdwCyclesRemaining -= 5; |
| 15855 | if (!(cpu.z80F & Z80_FLAG_ZERO)) |
| 15856 | { |
| 15857 | dwElapsedTicks += 6; |
| 15858 | pbSP = cpu.z80Base + cpu.z80sp; /* Normalize our stack PTR */ |
| 15859 | dwAddr = *pbSP++; /* Pop LSB */ |
| 15860 | dwAddr |= ((UINT32) *pbSP << 8); /* Pop MSB */ |
| 15861 | cpu.z80sp += 2; /* Pop the word off */ |
| 15862 | pbPC = (cpu.z80Base + dwAddr); /* Point PC to our return address */ |
| 15863 | } |
| 15864 | break; |
| 15865 | } |
| 15866 | case 0xc1: |
| 15867 | { |
| 15868 | sdwCyclesRemaining -= 10; |
| 15869 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 15870 | while (psMemRead->lowAddr != 0xffffffff) |
| 15871 | { |
| 15872 | if ((cpu.z80sp >= psMemRead->lowAddr) && (cpu.z80sp <= psMemRead->highAddr)) |
| 15873 | { |
| 15874 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15875 | if (psMemRead->memoryCall) |
| 15876 | { |
| 15877 | cpu.z80BC = psMemRead->memoryCall(cpu.z80sp, psMemRead); |
| 15878 | cpu.z80BC |= (UINT32) ((UINT32) psMemRead->memoryCall(cpu.z80sp + 1, psMemRead) << 8); |
| 15879 | } |
| 15880 | else |
| 15881 | { |
| 15882 | cpu.z80BC = *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr)); |
| 15883 | cpu.z80BC |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr + 1)) << 8); |
| 15884 | } |
| 15885 | psMemRead = NULL; |
| 15886 | break; |
| 15887 | } |
| 15888 | ++psMemRead; |
| 15889 | } |
| 15890 | |
| 15891 | if (psMemRead) |
| 15892 | { |
| 15893 | cpu.z80BC = cpu.z80Base[cpu.z80sp]; |
| 15894 | cpu.z80BC |= (UINT32) ((UINT32) cpu.z80Base[cpu.z80sp + 1] << 8); |
| 15895 | } |
| 15896 | |
| 15897 | cpu.z80sp += 2; |
| 15898 | pbSP = (cpu.z80Base + cpu.z80sp); /* Normalize the stack pointer */ |
| 15899 | break; |
| 15900 | } |
| 15901 | case 0xc2: |
| 15902 | { |
| 15903 | sdwCyclesRemaining -= 10; |
| 15904 | dwAddr = *pbPC++; /* Get LSB first */ |
| 15905 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 15906 | if (!(cpu.z80F & Z80_FLAG_ZERO)) |
| 15907 | { |
| 15908 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 15909 | } |
| 15910 | break; |
| 15911 | } |
| 15912 | case 0xc3: |
| 15913 | { |
| 15914 | sdwCyclesRemaining -= 10; |
| 15915 | dwAddr = *pbPC++; /* Get LSB first */ |
| 15916 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 15917 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 15918 | break; |
| 15919 | } |
| 15920 | case 0xc4: |
| 15921 | { |
| 15922 | sdwCyclesRemaining -= 10; |
| 15923 | dwAddr = *pbPC++; /* Get LSB first */ |
| 15924 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 15925 | if (!(cpu.z80F & Z80_FLAG_ZERO)) |
| 15926 | { |
| 15927 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15928 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 15929 | *pbSP-- = cpu.z80pc >> 8; /* MSB */ |
| 15930 | *pbSP = (UINT8) cpu.z80pc; /* LSB */ |
| 15931 | cpu.z80sp -= 2; /* Back our stack up */ |
| 15932 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 15933 | } |
| 15934 | break; |
| 15935 | } |
| 15936 | case 0xc5: |
| 15937 | { |
| 15938 | sdwCyclesRemaining -= 11; |
| 15939 | cpu.z80sp -= 2; |
| 15940 | pbSP = (cpu.z80Base + cpu.z80sp); /* Normalize the stack pointer */ |
| 15941 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 15942 | while (psMemWrite->lowAddr != 0xffffffff) |
| 15943 | { |
| 15944 | if ((cpu.z80sp >= psMemWrite->lowAddr) && (cpu.z80sp <= psMemWrite->highAddr)) |
| 15945 | { |
| 15946 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15947 | if (psMemWrite->memoryCall) |
| 15948 | { |
| 15949 | psMemWrite->memoryCall(cpu.z80sp, (cpu.z80BC & 0xff), psMemWrite); |
| 15950 | psMemWrite->memoryCall(cpu.z80sp + 1, (cpu.z80BC >> 8), psMemWrite); |
| 15951 | } |
| 15952 | else |
| 15953 | { |
| 15954 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr)) = cpu.z80BC; |
| 15955 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr) + 1) = cpu.z80BC >> 8; |
| 15956 | } |
| 15957 | psMemWrite = NULL; |
| 15958 | break; |
| 15959 | } |
| 15960 | ++psMemWrite; |
| 15961 | } |
| 15962 | |
| 15963 | if (psMemWrite) |
| 15964 | { |
| 15965 | cpu.z80Base[cpu.z80sp] = (UINT8) cpu.z80BC; |
| 15966 | cpu.z80Base[cpu.z80sp + 1] = (UINT8) ((UINT32) cpu.z80BC >> 8); |
| 15967 | } |
| 15968 | |
| 15969 | break; |
| 15970 | } |
| 15971 | case 0xc6: |
| 15972 | { |
| 15973 | sdwCyclesRemaining -= 7; |
| 15974 | bTemp = *pbPC++; |
| 15975 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 15976 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 15977 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | bTemp]; |
| 15978 | cpu.z80A += bTemp; |
| 15979 | break; |
| 15980 | } |
| 15981 | case 0xc7: |
| 15982 | { |
| 15983 | sdwCyclesRemaining -= 11; |
| 15984 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 15985 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 15986 | *pbSP-- = cpu.z80pc >> 8; /* LSB */ |
| 15987 | *pbSP = (UINT8) cpu.z80pc; /* MSB */ |
| 15988 | cpu.z80sp -= 2; /* Back our stack up */ |
| 15989 | pbPC = cpu.z80Base + 0x00; /* Normalize the address */ |
| 15990 | break; |
| 15991 | } |
| 15992 | case 0xc8: |
| 15993 | { |
| 15994 | sdwCyclesRemaining -= 5; |
| 15995 | if (cpu.z80F & Z80_FLAG_ZERO) |
| 15996 | { |
| 15997 | dwElapsedTicks += 6; |
| 15998 | pbSP = cpu.z80Base + cpu.z80sp; /* Normalize our stack PTR */ |
| 15999 | dwAddr = *pbSP++; /* Pop LSB */ |
| 16000 | dwAddr |= ((UINT32) *pbSP << 8); /* Pop MSB */ |
| 16001 | cpu.z80sp += 2; /* Pop the word off */ |
| 16002 | pbPC = (cpu.z80Base + dwAddr); /* Point PC to our return address */ |
| 16003 | } |
| 16004 | break; |
| 16005 | } |
| 16006 | case 0xc9: |
| 16007 | { |
| 16008 | sdwCyclesRemaining -= 10; |
| 16009 | pbSP = cpu.z80Base + cpu.z80sp; /* Normalize our stack PTR */ |
| 16010 | dwAddr = *pbSP++; /* Pop LSB */ |
| 16011 | dwAddr |= ((UINT32) *pbSP << 8); /* Pop MSB */ |
| 16012 | cpu.z80sp += 2; /* Pop the word off */ |
| 16013 | pbPC = (cpu.z80Base + dwAddr); /* Point PC to our return address */ |
| 16014 | break; |
| 16015 | } |
| 16016 | case 0xca: |
| 16017 | { |
| 16018 | sdwCyclesRemaining -= 10; |
| 16019 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16020 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16021 | if (cpu.z80F & Z80_FLAG_ZERO) |
| 16022 | { |
| 16023 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16024 | } |
| 16025 | break; |
| 16026 | } |
| 16027 | case 0xcb: |
| 16028 | { |
| 16029 | CBHandler(); |
| 16030 | break; |
| 16031 | } |
| 16032 | case 0xcc: |
| 16033 | { |
| 16034 | sdwCyclesRemaining -= 10; |
| 16035 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16036 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16037 | if (cpu.z80F & Z80_FLAG_ZERO) |
| 16038 | { |
| 16039 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16040 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16041 | *pbSP-- = cpu.z80pc >> 8; /* MSB */ |
| 16042 | *pbSP = (UINT8) cpu.z80pc; /* LSB */ |
| 16043 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16044 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16045 | } |
| 16046 | break; |
| 16047 | } |
| 16048 | case 0xcd: |
| 16049 | { |
| 16050 | sdwCyclesRemaining -= 17; |
| 16051 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16052 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16053 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16054 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16055 | *pbSP-- = cpu.z80pc >> 8; /* LSB */ |
| 16056 | *pbSP = (UINT8) cpu.z80pc; /* MSB */ |
| 16057 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16058 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16059 | break; |
| 16060 | } |
| 16061 | case 0xce: |
| 16062 | { |
| 16063 | sdwCyclesRemaining -= 7; |
| 16064 | bTemp = *pbPC++ + (cpu.z80F & Z80_FLAG_CARRY); |
| 16065 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 16066 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 16067 | pbAddAdcTable[((UINT32) cpu.z80A << 8) | bTemp | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 16068 | cpu.z80A += bTemp; |
| 16069 | break; |
| 16070 | } |
| 16071 | case 0xcf: |
| 16072 | { |
| 16073 | sdwCyclesRemaining -= 11; |
| 16074 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16075 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16076 | *pbSP-- = cpu.z80pc >> 8; /* LSB */ |
| 16077 | *pbSP = (UINT8) cpu.z80pc; /* MSB */ |
| 16078 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16079 | pbPC = cpu.z80Base + 0x08; /* Normalize the address */ |
| 16080 | break; |
| 16081 | } |
| 16082 | case 0xd0: |
| 16083 | { |
| 16084 | sdwCyclesRemaining -= 5; |
| 16085 | if (!(cpu.z80F & Z80_FLAG_CARRY)) |
| 16086 | { |
| 16087 | dwElapsedTicks += 6; |
| 16088 | pbSP = cpu.z80Base + cpu.z80sp; /* Normalize our stack PTR */ |
| 16089 | dwAddr = *pbSP++; /* Pop LSB */ |
| 16090 | dwAddr |= ((UINT32) *pbSP << 8); /* Pop MSB */ |
| 16091 | cpu.z80sp += 2; /* Pop the word off */ |
| 16092 | pbPC = (cpu.z80Base + dwAddr); /* Point PC to our return address */ |
| 16093 | } |
| 16094 | break; |
| 16095 | } |
| 16096 | case 0xd1: |
| 16097 | { |
| 16098 | sdwCyclesRemaining -= 10; |
| 16099 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 16100 | while (psMemRead->lowAddr != 0xffffffff) |
| 16101 | { |
| 16102 | if ((cpu.z80sp >= psMemRead->lowAddr) && (cpu.z80sp <= psMemRead->highAddr)) |
| 16103 | { |
| 16104 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16105 | if (psMemRead->memoryCall) |
| 16106 | { |
| 16107 | cpu.z80DE = psMemRead->memoryCall(cpu.z80sp, psMemRead); |
| 16108 | cpu.z80DE |= (UINT32) ((UINT32) psMemRead->memoryCall(cpu.z80sp + 1, psMemRead) << 8); |
| 16109 | } |
| 16110 | else |
| 16111 | { |
| 16112 | cpu.z80DE = *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr)); |
| 16113 | cpu.z80DE |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr + 1)) << 8); |
| 16114 | } |
| 16115 | psMemRead = NULL; |
| 16116 | break; |
| 16117 | } |
| 16118 | ++psMemRead; |
| 16119 | } |
| 16120 | |
| 16121 | if (psMemRead) |
| 16122 | { |
| 16123 | cpu.z80DE = cpu.z80Base[cpu.z80sp]; |
| 16124 | cpu.z80DE |= (UINT32) ((UINT32) cpu.z80Base[cpu.z80sp + 1] << 8); |
| 16125 | } |
| 16126 | |
| 16127 | cpu.z80sp += 2; |
| 16128 | pbSP = (cpu.z80Base + cpu.z80sp); /* Normalize the stack pointer */ |
| 16129 | break; |
| 16130 | } |
| 16131 | case 0xd2: |
| 16132 | { |
| 16133 | sdwCyclesRemaining -= 10; |
| 16134 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16135 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16136 | if (!(cpu.z80F & Z80_FLAG_CARRY)) |
| 16137 | { |
| 16138 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16139 | } |
| 16140 | break; |
| 16141 | } |
| 16142 | case 0xd3: |
| 16143 | { |
| 16144 | sdwCyclesRemaining -= 11; |
| 16145 | dwTemp = *pbPC++; |
| 16146 | psIoWrite = cpu.z80IoWrite; /* Beginning of our handler */ |
| 16147 | while (psIoWrite->lowIoAddr != 0xffff) |
| 16148 | { |
| 16149 | if ((dwTemp >= psIoWrite->lowIoAddr) && (dwTemp <= psIoWrite->highIoAddr)) |
| 16150 | { |
| 16151 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16152 | psIoWrite->IOCall(dwTemp, cpu.z80A, psIoWrite); |
| 16153 | psIoWrite = NULL; |
| 16154 | break; |
| 16155 | } |
| 16156 | ++psIoWrite; |
| 16157 | } |
| 16158 | |
| 16159 | break; |
| 16160 | } |
| 16161 | case 0xd4: |
| 16162 | { |
| 16163 | sdwCyclesRemaining -= 10; |
| 16164 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16165 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16166 | if (!(cpu.z80F & Z80_FLAG_CARRY)) |
| 16167 | { |
| 16168 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16169 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16170 | *pbSP-- = cpu.z80pc >> 8; /* MSB */ |
| 16171 | *pbSP = (UINT8) cpu.z80pc; /* LSB */ |
| 16172 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16173 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16174 | } |
| 16175 | break; |
| 16176 | } |
| 16177 | case 0xd5: |
| 16178 | { |
| 16179 | sdwCyclesRemaining -= 11; |
| 16180 | cpu.z80sp -= 2; |
| 16181 | pbSP = (cpu.z80Base + cpu.z80sp); /* Normalize the stack pointer */ |
| 16182 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 16183 | while (psMemWrite->lowAddr != 0xffffffff) |
| 16184 | { |
| 16185 | if ((cpu.z80sp >= psMemWrite->lowAddr) && (cpu.z80sp <= psMemWrite->highAddr)) |
| 16186 | { |
| 16187 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16188 | if (psMemWrite->memoryCall) |
| 16189 | { |
| 16190 | psMemWrite->memoryCall(cpu.z80sp, (cpu.z80DE & 0xff), psMemWrite); |
| 16191 | psMemWrite->memoryCall(cpu.z80sp + 1, (cpu.z80DE >> 8), psMemWrite); |
| 16192 | } |
| 16193 | else |
| 16194 | { |
| 16195 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr)) = cpu.z80DE; |
| 16196 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr) + 1) = cpu.z80DE >> 8; |
| 16197 | } |
| 16198 | psMemWrite = NULL; |
| 16199 | break; |
| 16200 | } |
| 16201 | ++psMemWrite; |
| 16202 | } |
| 16203 | |
| 16204 | if (psMemWrite) |
| 16205 | { |
| 16206 | cpu.z80Base[cpu.z80sp] = (UINT8) cpu.z80DE; |
| 16207 | cpu.z80Base[cpu.z80sp + 1] = (UINT8) ((UINT32) cpu.z80DE >> 8); |
| 16208 | } |
| 16209 | |
| 16210 | break; |
| 16211 | } |
| 16212 | case 0xd6: |
| 16213 | { |
| 16214 | sdwCyclesRemaining -= 7; |
| 16215 | bTemp = *pbPC++; |
| 16216 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 16217 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 16218 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp]; |
| 16219 | cpu.z80A -= bTemp; |
| 16220 | break; |
| 16221 | } |
| 16222 | case 0xd7: |
| 16223 | { |
| 16224 | sdwCyclesRemaining -= 11; |
| 16225 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16226 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16227 | *pbSP-- = cpu.z80pc >> 8; /* LSB */ |
| 16228 | *pbSP = (UINT8) cpu.z80pc; /* MSB */ |
| 16229 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16230 | pbPC = cpu.z80Base + 0x10; /* Normalize the address */ |
| 16231 | break; |
| 16232 | } |
| 16233 | case 0xd8: |
| 16234 | { |
| 16235 | sdwCyclesRemaining -= 5; |
| 16236 | if (cpu.z80F & Z80_FLAG_CARRY) |
| 16237 | { |
| 16238 | dwElapsedTicks += 6; |
| 16239 | pbSP = cpu.z80Base + cpu.z80sp; /* Normalize our stack PTR */ |
| 16240 | dwAddr = *pbSP++; /* Pop LSB */ |
| 16241 | dwAddr |= ((UINT32) *pbSP << 8); /* Pop MSB */ |
| 16242 | cpu.z80sp += 2; /* Pop the word off */ |
| 16243 | pbPC = (cpu.z80Base + dwAddr); /* Point PC to our return address */ |
| 16244 | } |
| 16245 | break; |
| 16246 | } |
| 16247 | case 0xd9: |
| 16248 | { |
| 16249 | sdwCyclesRemaining -= 4; |
| 16250 | dwTemp = cpu.z80DE; |
| 16251 | cpu.z80DE = cpu.z80deprime; |
| 16252 | cpu.z80deprime = dwTemp; |
| 16253 | dwTemp = cpu.z80BC; |
| 16254 | cpu.z80BC = cpu.z80bcprime; |
| 16255 | cpu.z80bcprime = dwTemp; |
| 16256 | dwTemp = cpu.z80HL; |
| 16257 | cpu.z80HL = cpu.z80hlprime; |
| 16258 | cpu.z80hlprime = dwTemp; |
| 16259 | break; |
| 16260 | } |
| 16261 | case 0xda: |
| 16262 | { |
| 16263 | sdwCyclesRemaining -= 10; |
| 16264 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16265 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16266 | if (cpu.z80F & Z80_FLAG_CARRY) |
| 16267 | { |
| 16268 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16269 | } |
| 16270 | break; |
| 16271 | } |
| 16272 | case 0xdb: |
| 16273 | { |
| 16274 | sdwCyclesRemaining -= 11; |
| 16275 | dwTemp = *pbPC++; |
| 16276 | psIoRead = cpu.z80IoRead; /* Beginning of our handler */ |
| 16277 | while (psIoRead->lowIoAddr != 0xffff) |
| 16278 | { |
| 16279 | if ((dwTemp >= psIoRead->lowIoAddr) && (dwTemp <= psIoRead->highIoAddr)) |
| 16280 | { |
| 16281 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16282 | cpu.z80A = psIoRead->IOCall(dwTemp, psIoRead); |
| 16283 | psIoRead = NULL; |
| 16284 | break; |
| 16285 | } |
| 16286 | ++psIoRead; |
| 16287 | } |
| 16288 | |
| 16289 | if (psIoRead) |
| 16290 | { |
| 16291 | cpu.z80A = 0xff; /* Unclaimed I/O read */ |
| 16292 | } |
| 16293 | |
| 16294 | break; |
| 16295 | } |
| 16296 | case 0xdc: |
| 16297 | { |
| 16298 | sdwCyclesRemaining -= 10; |
| 16299 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16300 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16301 | if (cpu.z80F & Z80_FLAG_CARRY) |
| 16302 | { |
| 16303 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16304 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16305 | *pbSP-- = cpu.z80pc >> 8; /* MSB */ |
| 16306 | *pbSP = (UINT8) cpu.z80pc; /* LSB */ |
| 16307 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16308 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16309 | } |
| 16310 | break; |
| 16311 | } |
| 16312 | case 0xdd: |
| 16313 | { |
| 16314 | DDHandler(); |
| 16315 | break; |
| 16316 | } |
| 16317 | case 0xde: |
| 16318 | { |
| 16319 | sdwCyclesRemaining -= 7; |
| 16320 | bTemp = *pbPC++ + (cpu.z80F & Z80_FLAG_CARRY); |
| 16321 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 16322 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 16323 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | bTemp | (((UINT32) cpu.z80F & Z80_FLAG_CARRY) << 16)]; |
| 16324 | cpu.z80A = cpu.z80A - bTemp; |
| 16325 | break; |
| 16326 | } |
| 16327 | case 0xdf: |
| 16328 | { |
| 16329 | sdwCyclesRemaining -= 11; |
| 16330 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16331 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16332 | *pbSP-- = cpu.z80pc >> 8; /* LSB */ |
| 16333 | *pbSP = (UINT8) cpu.z80pc; /* MSB */ |
| 16334 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16335 | pbPC = cpu.z80Base + 0x18; /* Normalize the address */ |
| 16336 | break; |
| 16337 | } |
| 16338 | case 0xe0: |
| 16339 | { |
| 16340 | sdwCyclesRemaining -= 5; |
| 16341 | if (!(cpu.z80F & Z80_FLAG_OVERFLOW_PARITY)) |
| 16342 | { |
| 16343 | dwElapsedTicks += 6; |
| 16344 | pbSP = cpu.z80Base + cpu.z80sp; /* Normalize our stack PTR */ |
| 16345 | dwAddr = *pbSP++; /* Pop LSB */ |
| 16346 | dwAddr |= ((UINT32) *pbSP << 8); /* Pop MSB */ |
| 16347 | cpu.z80sp += 2; /* Pop the word off */ |
| 16348 | pbPC = (cpu.z80Base + dwAddr); /* Point PC to our return address */ |
| 16349 | } |
| 16350 | break; |
| 16351 | } |
| 16352 | case 0xe1: |
| 16353 | { |
| 16354 | sdwCyclesRemaining -= 10; |
| 16355 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 16356 | while (psMemRead->lowAddr != 0xffffffff) |
| 16357 | { |
| 16358 | if ((cpu.z80sp >= psMemRead->lowAddr) && (cpu.z80sp <= psMemRead->highAddr)) |
| 16359 | { |
| 16360 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16361 | if (psMemRead->memoryCall) |
| 16362 | { |
| 16363 | cpu.z80HL = psMemRead->memoryCall(cpu.z80sp, psMemRead); |
| 16364 | cpu.z80HL |= (UINT32) ((UINT32) psMemRead->memoryCall(cpu.z80sp + 1, psMemRead) << 8); |
| 16365 | } |
| 16366 | else |
| 16367 | { |
| 16368 | cpu.z80HL = *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr)); |
| 16369 | cpu.z80HL |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr + 1)) << 8); |
| 16370 | } |
| 16371 | psMemRead = NULL; |
| 16372 | break; |
| 16373 | } |
| 16374 | ++psMemRead; |
| 16375 | } |
| 16376 | |
| 16377 | if (psMemRead) |
| 16378 | { |
| 16379 | cpu.z80HL = cpu.z80Base[cpu.z80sp]; |
| 16380 | cpu.z80HL |= (UINT32) ((UINT32) cpu.z80Base[cpu.z80sp + 1] << 8); |
| 16381 | } |
| 16382 | |
| 16383 | cpu.z80sp += 2; |
| 16384 | pbSP = (cpu.z80Base + cpu.z80sp); /* Normalize the stack pointer */ |
| 16385 | break; |
| 16386 | } |
| 16387 | case 0xe2: |
| 16388 | { |
| 16389 | sdwCyclesRemaining -= 10; |
| 16390 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16391 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16392 | if (!(cpu.z80F & Z80_FLAG_OVERFLOW_PARITY)) |
| 16393 | { |
| 16394 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16395 | } |
| 16396 | break; |
| 16397 | } |
| 16398 | case 0xe3: |
| 16399 | { |
| 16400 | sdwCyclesRemaining -= 19; |
| 16401 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 16402 | while (psMemRead->lowAddr != 0xffffffff) |
| 16403 | { |
| 16404 | if ((cpu.z80sp >= psMemRead->lowAddr) && (cpu.z80sp <= psMemRead->highAddr)) |
| 16405 | { |
| 16406 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16407 | if (psMemRead->memoryCall) |
| 16408 | { |
| 16409 | dwAddr = psMemRead->memoryCall(cpu.z80sp, psMemRead); |
| 16410 | dwAddr |= (UINT32) ((UINT32) psMemRead->memoryCall(cpu.z80sp + 1, psMemRead) << 8); |
| 16411 | } |
| 16412 | else |
| 16413 | { |
| 16414 | dwAddr = *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr)); |
| 16415 | dwAddr |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr + 1)) << 8); |
| 16416 | } |
| 16417 | psMemRead = NULL; |
| 16418 | break; |
| 16419 | } |
| 16420 | ++psMemRead; |
| 16421 | } |
| 16422 | |
| 16423 | if (psMemRead) |
| 16424 | { |
| 16425 | dwAddr = cpu.z80Base[cpu.z80sp]; |
| 16426 | dwAddr |= (UINT32) ((UINT32) cpu.z80Base[cpu.z80sp + 1] << 8); |
| 16427 | } |
| 16428 | |
| 16429 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 16430 | while (psMemWrite->lowAddr != 0xffffffff) |
| 16431 | { |
| 16432 | if ((cpu.z80sp >= psMemWrite->lowAddr) && (cpu.z80sp <= psMemWrite->highAddr)) |
| 16433 | { |
| 16434 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16435 | if (psMemWrite->memoryCall) |
| 16436 | { |
| 16437 | psMemWrite->memoryCall(cpu.z80sp, (cpu.z80HL & 0xff), psMemWrite); |
| 16438 | psMemWrite->memoryCall(cpu.z80sp + 1, (cpu.z80HL >> 8), psMemWrite); |
| 16439 | } |
| 16440 | else |
| 16441 | { |
| 16442 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr)) = cpu.z80HL; |
| 16443 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr) + 1) = cpu.z80HL >> 8; |
| 16444 | } |
| 16445 | psMemWrite = NULL; |
| 16446 | break; |
| 16447 | } |
| 16448 | ++psMemWrite; |
| 16449 | } |
| 16450 | |
| 16451 | if (psMemWrite) |
| 16452 | { |
| 16453 | cpu.z80Base[cpu.z80sp] = (UINT8) cpu.z80HL; |
| 16454 | cpu.z80Base[cpu.z80sp + 1] = (UINT8) ((UINT32) cpu.z80HL >> 8); |
| 16455 | } |
| 16456 | |
| 16457 | cpu.z80HL = dwAddr; |
| 16458 | break; |
| 16459 | } |
| 16460 | case 0xe4: |
| 16461 | { |
| 16462 | sdwCyclesRemaining -= 10; |
| 16463 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16464 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16465 | if (!(cpu.z80F & Z80_FLAG_OVERFLOW_PARITY)) |
| 16466 | { |
| 16467 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16468 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16469 | *pbSP-- = cpu.z80pc >> 8; /* MSB */ |
| 16470 | *pbSP = (UINT8) cpu.z80pc; /* LSB */ |
| 16471 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16472 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16473 | } |
| 16474 | break; |
| 16475 | } |
| 16476 | case 0xe5: |
| 16477 | { |
| 16478 | sdwCyclesRemaining -= 11; |
| 16479 | cpu.z80sp -= 2; |
| 16480 | pbSP = (cpu.z80Base + cpu.z80sp); /* Normalize the stack pointer */ |
| 16481 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 16482 | while (psMemWrite->lowAddr != 0xffffffff) |
| 16483 | { |
| 16484 | if ((cpu.z80sp >= psMemWrite->lowAddr) && (cpu.z80sp <= psMemWrite->highAddr)) |
| 16485 | { |
| 16486 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16487 | if (psMemWrite->memoryCall) |
| 16488 | { |
| 16489 | psMemWrite->memoryCall(cpu.z80sp, (cpu.z80HL & 0xff), psMemWrite); |
| 16490 | psMemWrite->memoryCall(cpu.z80sp + 1, (cpu.z80HL >> 8), psMemWrite); |
| 16491 | } |
| 16492 | else |
| 16493 | { |
| 16494 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr)) = cpu.z80HL; |
| 16495 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr) + 1) = cpu.z80HL >> 8; |
| 16496 | } |
| 16497 | psMemWrite = NULL; |
| 16498 | break; |
| 16499 | } |
| 16500 | ++psMemWrite; |
| 16501 | } |
| 16502 | |
| 16503 | if (psMemWrite) |
| 16504 | { |
| 16505 | cpu.z80Base[cpu.z80sp] = (UINT8) cpu.z80HL; |
| 16506 | cpu.z80Base[cpu.z80sp + 1] = (UINT8) ((UINT32) cpu.z80HL >> 8); |
| 16507 | } |
| 16508 | |
| 16509 | break; |
| 16510 | } |
| 16511 | case 0xe6: |
| 16512 | { |
| 16513 | sdwCyclesRemaining -= 7; |
| 16514 | cpu.z80A &= *pbPC++; |
| 16515 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 16516 | cpu.z80F |= bPostANDFlags[cpu.z80A]; |
| 16517 | |
| 16518 | break; |
| 16519 | } |
| 16520 | case 0xe7: |
| 16521 | { |
| 16522 | sdwCyclesRemaining -= 11; |
| 16523 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16524 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16525 | *pbSP-- = cpu.z80pc >> 8; /* LSB */ |
| 16526 | *pbSP = (UINT8) cpu.z80pc; /* MSB */ |
| 16527 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16528 | pbPC = cpu.z80Base + 0x20; /* Normalize the address */ |
| 16529 | break; |
| 16530 | } |
| 16531 | case 0xe8: |
| 16532 | { |
| 16533 | sdwCyclesRemaining -= 5; |
| 16534 | if (cpu.z80F & Z80_FLAG_OVERFLOW_PARITY) |
| 16535 | { |
| 16536 | dwElapsedTicks += 6; |
| 16537 | pbSP = cpu.z80Base + cpu.z80sp; /* Normalize our stack PTR */ |
| 16538 | dwAddr = *pbSP++; /* Pop LSB */ |
| 16539 | dwAddr |= ((UINT32) *pbSP << 8); /* Pop MSB */ |
| 16540 | cpu.z80sp += 2; /* Pop the word off */ |
| 16541 | pbPC = (cpu.z80Base + dwAddr); /* Point PC to our return address */ |
| 16542 | } |
| 16543 | break; |
| 16544 | } |
| 16545 | case 0xe9: |
| 16546 | { |
| 16547 | sdwCyclesRemaining -= 4; |
| 16548 | pbPC = cpu.z80Base + cpu.z80HL; |
| 16549 | break; |
| 16550 | } |
| 16551 | case 0xea: |
| 16552 | { |
| 16553 | sdwCyclesRemaining -= 10; |
| 16554 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16555 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16556 | if (cpu.z80F & Z80_FLAG_OVERFLOW_PARITY) |
| 16557 | { |
| 16558 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16559 | } |
| 16560 | break; |
| 16561 | } |
| 16562 | case 0xeb: |
| 16563 | { |
| 16564 | sdwCyclesRemaining -= 4; |
| 16565 | dwAddr = cpu.z80DE; |
| 16566 | cpu.z80DE = cpu.z80HL; |
| 16567 | cpu.z80HL = dwAddr; |
| 16568 | break; |
| 16569 | } |
| 16570 | case 0xec: |
| 16571 | { |
| 16572 | sdwCyclesRemaining -= 10; |
| 16573 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16574 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16575 | if (cpu.z80F & Z80_FLAG_OVERFLOW_PARITY) |
| 16576 | { |
| 16577 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16578 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16579 | *pbSP-- = cpu.z80pc >> 8; /* MSB */ |
| 16580 | *pbSP = (UINT8) cpu.z80pc; /* LSB */ |
| 16581 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16582 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16583 | } |
| 16584 | break; |
| 16585 | } |
| 16586 | case 0xed: |
| 16587 | { |
| 16588 | EDHandler(); |
| 16589 | break; |
| 16590 | } |
| 16591 | case 0xee: |
| 16592 | { |
| 16593 | sdwCyclesRemaining -= 7; |
| 16594 | cpu.z80A ^= *pbPC++; |
| 16595 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 16596 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 16597 | |
| 16598 | break; |
| 16599 | } |
| 16600 | case 0xef: |
| 16601 | { |
| 16602 | sdwCyclesRemaining -= 11; |
| 16603 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16604 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16605 | *pbSP-- = cpu.z80pc >> 8; /* LSB */ |
| 16606 | *pbSP = (UINT8) cpu.z80pc; /* MSB */ |
| 16607 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16608 | pbPC = cpu.z80Base + 0x28; /* Normalize the address */ |
| 16609 | break; |
| 16610 | } |
| 16611 | case 0xf0: |
| 16612 | { |
| 16613 | sdwCyclesRemaining -= 5; |
| 16614 | if (!(cpu.z80F & Z80_FLAG_SIGN)) |
| 16615 | { |
| 16616 | dwElapsedTicks += 6; |
| 16617 | pbSP = cpu.z80Base + cpu.z80sp; /* Normalize our stack PTR */ |
| 16618 | dwAddr = *pbSP++; /* Pop LSB */ |
| 16619 | dwAddr |= ((UINT32) *pbSP << 8); /* Pop MSB */ |
| 16620 | cpu.z80sp += 2; /* Pop the word off */ |
| 16621 | pbPC = (cpu.z80Base + dwAddr); /* Point PC to our return address */ |
| 16622 | } |
| 16623 | break; |
| 16624 | } |
| 16625 | case 0xf1: |
| 16626 | { |
| 16627 | sdwCyclesRemaining -= 10; |
| 16628 | psMemRead = cpu.z80MemRead; /* Beginning of our handler */ |
| 16629 | while (psMemRead->lowAddr != 0xffffffff) |
| 16630 | { |
| 16631 | if ((cpu.z80sp >= psMemRead->lowAddr) && (cpu.z80sp <= psMemRead->highAddr)) |
| 16632 | { |
| 16633 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16634 | if (psMemRead->memoryCall) |
| 16635 | { |
| 16636 | cpu.z80AF = psMemRead->memoryCall(cpu.z80sp, psMemRead); |
| 16637 | cpu.z80AF |= (UINT32) ((UINT32) psMemRead->memoryCall(cpu.z80sp + 1, psMemRead) << 8); |
| 16638 | } |
| 16639 | else |
| 16640 | { |
| 16641 | cpu.z80AF = *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr)); |
| 16642 | cpu.z80AF |= (UINT32) ((UINT32) *((UINT8 *) psMemRead->pUserArea + (cpu.z80sp - psMemRead->lowAddr + 1)) << 8); |
| 16643 | } |
| 16644 | psMemRead = NULL; |
| 16645 | break; |
| 16646 | } |
| 16647 | ++psMemRead; |
| 16648 | } |
| 16649 | |
| 16650 | if (psMemRead) |
| 16651 | { |
| 16652 | cpu.z80AF = cpu.z80Base[cpu.z80sp]; |
| 16653 | cpu.z80AF |= (UINT32) ((UINT32) cpu.z80Base[cpu.z80sp + 1] << 8); |
| 16654 | } |
| 16655 | |
| 16656 | cpu.z80sp += 2; |
| 16657 | pbSP = (cpu.z80Base + cpu.z80sp); /* Normalize the stack pointer */ |
| 16658 | break; |
| 16659 | } |
| 16660 | case 0xf2: |
| 16661 | { |
| 16662 | sdwCyclesRemaining -= 10; |
| 16663 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16664 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16665 | if (!(cpu.z80F & Z80_FLAG_SIGN)) |
| 16666 | { |
| 16667 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16668 | } |
| 16669 | break; |
| 16670 | } |
| 16671 | case 0xf3: |
| 16672 | { |
| 16673 | sdwCyclesRemaining -= 4; |
| 16674 | cpu.z80iff &= (~IFF1); |
| 16675 | break; |
| 16676 | } |
| 16677 | case 0xf4: |
| 16678 | { |
| 16679 | sdwCyclesRemaining -= 10; |
| 16680 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16681 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16682 | if (!(cpu.z80F & Z80_FLAG_SIGN)) |
| 16683 | { |
| 16684 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16685 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16686 | *pbSP-- = cpu.z80pc >> 8; /* MSB */ |
| 16687 | *pbSP = (UINT8) cpu.z80pc; /* LSB */ |
| 16688 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16689 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16690 | } |
| 16691 | break; |
| 16692 | } |
| 16693 | case 0xf5: |
| 16694 | { |
| 16695 | sdwCyclesRemaining -= 11; |
| 16696 | cpu.z80sp -= 2; |
| 16697 | pbSP = (cpu.z80Base + cpu.z80sp); /* Normalize the stack pointer */ |
| 16698 | psMemWrite = cpu.z80MemWrite; /* Beginning of our handler */ |
| 16699 | while (psMemWrite->lowAddr != 0xffffffff) |
| 16700 | { |
| 16701 | if ((cpu.z80sp >= psMemWrite->lowAddr) && (cpu.z80sp <= psMemWrite->highAddr)) |
| 16702 | { |
| 16703 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16704 | if (psMemWrite->memoryCall) |
| 16705 | { |
| 16706 | psMemWrite->memoryCall(cpu.z80sp, (cpu.z80AF & 0xff), psMemWrite); |
| 16707 | psMemWrite->memoryCall(cpu.z80sp + 1, (cpu.z80AF >> 8), psMemWrite); |
| 16708 | } |
| 16709 | else |
| 16710 | { |
| 16711 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr)) = cpu.z80AF; |
| 16712 | *((UINT8 *) psMemWrite->pUserArea + (cpu.z80sp - psMemWrite->lowAddr) + 1) = cpu.z80AF >> 8; |
| 16713 | } |
| 16714 | psMemWrite = NULL; |
| 16715 | break; |
| 16716 | } |
| 16717 | ++psMemWrite; |
| 16718 | } |
| 16719 | |
| 16720 | if (psMemWrite) |
| 16721 | { |
| 16722 | cpu.z80Base[cpu.z80sp] = (UINT8) cpu.z80AF; |
| 16723 | cpu.z80Base[cpu.z80sp + 1] = (UINT8) ((UINT32) cpu.z80AF >> 8); |
| 16724 | } |
| 16725 | |
| 16726 | break; |
| 16727 | } |
| 16728 | case 0xf6: |
| 16729 | { |
| 16730 | sdwCyclesRemaining -= 7; |
| 16731 | cpu.z80A |= *pbPC++; |
| 16732 | cpu.z80F &= ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN); |
| 16733 | cpu.z80F |= bPostORFlags[cpu.z80A]; |
| 16734 | |
| 16735 | break; |
| 16736 | } |
| 16737 | case 0xf7: |
| 16738 | { |
| 16739 | sdwCyclesRemaining -= 11; |
| 16740 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16741 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16742 | *pbSP-- = cpu.z80pc >> 8; /* LSB */ |
| 16743 | *pbSP = (UINT8) cpu.z80pc; /* MSB */ |
| 16744 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16745 | pbPC = cpu.z80Base + 0x30; /* Normalize the address */ |
| 16746 | break; |
| 16747 | } |
| 16748 | case 0xf8: |
| 16749 | { |
| 16750 | sdwCyclesRemaining -= 5; |
| 16751 | if (cpu.z80F & Z80_FLAG_SIGN) |
| 16752 | { |
| 16753 | dwElapsedTicks += 6; |
| 16754 | pbSP = cpu.z80Base + cpu.z80sp; /* Normalize our stack PTR */ |
| 16755 | dwAddr = *pbSP++; /* Pop LSB */ |
| 16756 | dwAddr |= ((UINT32) *pbSP << 8); /* Pop MSB */ |
| 16757 | cpu.z80sp += 2; /* Pop the word off */ |
| 16758 | pbPC = (cpu.z80Base + dwAddr); /* Point PC to our return address */ |
| 16759 | } |
| 16760 | break; |
| 16761 | } |
| 16762 | case 0xf9: |
| 16763 | { |
| 16764 | sdwCyclesRemaining -= 6; |
| 16765 | cpu.z80sp = cpu.z80HL; |
| 16766 | break; |
| 16767 | } |
| 16768 | case 0xfa: |
| 16769 | { |
| 16770 | sdwCyclesRemaining -= 10; |
| 16771 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16772 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16773 | if (cpu.z80F & Z80_FLAG_SIGN) |
| 16774 | { |
| 16775 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16776 | } |
| 16777 | break; |
| 16778 | } |
| 16779 | case 0xfb: |
| 16780 | { |
| 16781 | sdwCyclesRemaining -= 4; |
| 16782 | cpu.z80iff |= IFF1; |
| 16783 | break; |
| 16784 | } |
| 16785 | case 0xfc: |
| 16786 | { |
| 16787 | sdwCyclesRemaining -= 10; |
| 16788 | dwAddr = *pbPC++; /* Get LSB first */ |
| 16789 | dwAddr |= ((UINT32) *pbPC++ << 8); /* Get MSB last */ |
| 16790 | if (cpu.z80F & Z80_FLAG_SIGN) |
| 16791 | { |
| 16792 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16793 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16794 | *pbSP-- = cpu.z80pc >> 8; /* MSB */ |
| 16795 | *pbSP = (UINT8) cpu.z80pc; /* LSB */ |
| 16796 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16797 | pbPC = cpu.z80Base + dwAddr; /* Normalize the address */ |
| 16798 | } |
| 16799 | break; |
| 16800 | } |
| 16801 | case 0xfd: |
| 16802 | { |
| 16803 | FDHandler(); |
| 16804 | break; |
| 16805 | } |
| 16806 | case 0xfe: |
| 16807 | { |
| 16808 | sdwCyclesRemaining -= 7; |
| 16809 | cpu.z80F = (cpu.z80F & ~(Z80_FLAG_CARRY | Z80_FLAG_NEGATIVE | Z80_FLAG_OVERFLOW_PARITY | |
| 16810 | Z80_FLAG_HALF_CARRY | Z80_FLAG_ZERO | Z80_FLAG_SIGN)) | |
| 16811 | pbSubSbcTable[((UINT32) cpu.z80A << 8) | *pbPC++]; |
| 16812 | break; |
| 16813 | } |
| 16814 | case 0xff: |
| 16815 | { |
| 16816 | sdwCyclesRemaining -= 11; |
| 16817 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16818 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16819 | *pbSP-- = cpu.z80pc >> 8; /* LSB */ |
| 16820 | *pbSP = (UINT8) cpu.z80pc; /* MSB */ |
| 16821 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16822 | pbPC = cpu.z80Base + 0x38; /* Normalize the address */ |
| 16823 | break; |
| 16824 | } |
| 16825 | } |
| 16826 | } |
| 16827 | |
| 16828 | dwElapsedTicks += (dwOriginalCycles - sdwCyclesRemaining); |
| 16829 | |
| 16830 | cpu.z80pc = (UINT32) pbPC - (UINT32) cpu.z80Base; |
| 16831 | return(dwReturnCode); /* Indicate success */ |
| 16832 | } |
| 16833 | |
| 16834 | /* Get mz80's context */ |
| 16835 | |
| 16836 | void mz80GetContext(void *pData) |
| 16837 | { |
| 16838 | memcpy(pData, &cpu, sizeof(CONTEXTMZ80)); |
| 16839 | } |
| 16840 | |
| 16841 | /* Set mz80's context */ |
| 16842 | |
| 16843 | void mz80SetContext(void *pData) |
| 16844 | { |
| 16845 | memcpy(&cpu, pData, sizeof(CONTEXTMZ80)); |
| 16846 | } |
| 16847 | |
| 16848 | /* Get mz80's context size */ |
| 16849 | |
| 16850 | UINT32 mz80GetContextSize(void) |
| 16851 | { |
| 16852 | return(sizeof(CONTEXTMZ80)); |
| 16853 | } |
| 16854 | |
| 16855 | /* This will return the elapsed ticks */ |
| 16856 | |
| 16857 | UINT32 mz80GetElapsedTicks(UINT32 dwClear) |
| 16858 | { |
| 16859 | UINT32 dwTemp = dwElapsedTicks; |
| 16860 | |
| 16861 | if (dwClear) |
| 16862 | { |
| 16863 | dwElapsedTicks = 0; |
| 16864 | } |
| 16865 | |
| 16866 | return(dwTemp); |
| 16867 | } |
| 16868 | |
| 16869 | /* Releases mz80 from its current timeslice */ |
| 16870 | |
| 16871 | void mz80ReleaseTimeslice(void) |
| 16872 | { |
| 16873 | dwOriginalCycles -= sdwCyclesRemaining; |
| 16874 | sdwCyclesRemaining = 0; |
| 16875 | } |
| 16876 | |
| 16877 | /* This routine is mz80's reset handler */ |
| 16878 | |
| 16879 | void mz80reset(void) |
| 16880 | { |
| 16881 | cpu.z80halted = 0; |
| 16882 | cpu.z80AF = 0; |
| 16883 | cpu.z80F = Z80_FLAG_ZERO; |
| 16884 | cpu.z80BC = 0; |
| 16885 | cpu.z80DE = 0; |
| 16886 | cpu.z80HL = 0; |
| 16887 | cpu.z80afprime = 0; |
| 16888 | cpu.z80bcprime = 0; |
| 16889 | cpu.z80deprime = 0; |
| 16890 | cpu.z80hlprime = 0; |
| 16891 | cpu.z80i = 0; |
| 16892 | cpu.z80r = 0; |
| 16893 | cpu.z80IX = 0xffff; /* Yes, this is intentional */ |
| 16894 | cpu.z80IY = 0xffff; /* Yes, this is intentional */ |
| 16895 | cpu.z80pc = 0; |
| 16896 | cpu.z80sp = 0; |
| 16897 | cpu.z80interruptMode = 0; |
| 16898 | cpu.z80intAddr = 0x38; |
| 16899 | cpu.z80nmiAddr = 0x66; |
| 16900 | } |
| 16901 | |
| 16902 | /* Interrupt handler */ |
| 16903 | |
| 16904 | UINT32 mz80int(UINT32 dwLowAddr) |
| 16905 | { |
| 16906 | cpu.z80halted = 0; |
| 16907 | if (0 == (cpu.z80iff & IFF1)) |
| 16908 | return(0xffffffff); |
| 16909 | cpu.z80iff &= ~(IFF1 | IFF2); |
| 16910 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16911 | *pbSP-- = cpu.z80pc >> 8; /* LSB */ |
| 16912 | *pbSP = (UINT8) cpu.z80pc; /* MSB */ |
| 16913 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16914 | if (2 == cpu.z80interruptMode) |
| 16915 | { |
| 16916 | cpu.z80pc = ((UINT16) cpu.z80i << 8) | (dwLowAddr & 0xff); |
| 16917 | cpu.z80pc = ((UINT16) cpu.z80Base[cpu.z80pc + 1] << 8) | (cpu.z80Base[cpu.z80pc]); |
| 16918 | } |
| 16919 | else |
| 16920 | { |
| 16921 | cpu.z80pc = cpu.z80intAddr; |
| 16922 | } |
| 16923 | pbPC = cpu.z80Base + cpu.z80pc; /* Normalize the address */ |
| 16924 | return(0); |
| 16925 | } |
| 16926 | |
| 16927 | /* NMI Handler */ |
| 16928 | |
| 16929 | UINT32 mz80nmi(void) |
| 16930 | { |
| 16931 | cpu.z80halted = 0; |
| 16932 | pbSP = (cpu.z80Base + cpu.z80sp - 1); /* Normalize the stack pointer */ |
| 16933 | *pbSP-- = cpu.z80pc >> 8; /* LSB */ |
| 16934 | *pbSP = (UINT8) cpu.z80pc; /* MSB */ |
| 16935 | cpu.z80sp -= 2; /* Back our stack up */ |
| 16936 | cpu.z80pc = cpu.z80nmiAddr; /* Our NMI */ |
| 16937 | return(0); |
| 16938 | } |
| 16939 | |
| 16940 | /* Initialize MZ80 for action */ |
| 16941 | |
| 16942 | void mz80init(void) |
| 16943 | { |
| 16944 | UINT32 dwLoop; |
| 16945 | UINT8 *pbTempPtr; |
| 16946 | UINT8 *pbTempPtr2; |
| 16947 | UINT8 bNewAdd; |
| 16948 | UINT8 bNewSub; |
| 16949 | UINT8 bFlag; |
| 16950 | UINT8 bLow; |
| 16951 | UINT8 bHigh; |
| 16952 | UINT8 bCarry; |
| 16953 | |
| 16954 | if (NULL == pbAddAdcTable) |
| 16955 | { |
| 16956 | pbAddAdcTable = malloc(256*256*2); |
| 16957 | |
| 16958 | if (NULL == pbAddAdcTable) |
| 16959 | { |
| 16960 | return; |
| 16961 | } |
| 16962 | |
| 16963 | pbTempPtr = pbAddAdcTable; |
| 16964 | |
| 16965 | pbSubSbcTable = malloc(256*256*2); |
| 16966 | |
| 16967 | if (NULL == pbSubSbcTable) |
| 16968 | { |
| 16969 | return; |
| 16970 | } |
| 16971 | |
| 16972 | pbTempPtr2 = pbSubSbcTable; |
| 16973 | |
| 16974 | for (dwLoop = 0; dwLoop < (256*256*2); dwLoop++) |
| 16975 | { |
| 16976 | bLow = dwLoop & 0xff; |
| 16977 | bHigh = (dwLoop >> 8) & 0xff; |
| 16978 | bCarry = (dwLoop >> 16); |
| 16979 | |
| 16980 | bFlag = 0; |
| 16981 | bNewAdd = bHigh + bLow + bCarry; |
| 16982 | |
| 16983 | if (0 == bNewAdd) |
| 16984 | { |
| 16985 | bFlag |= Z80_FLAG_ZERO; |
| 16986 | } |
| 16987 | else |
| 16988 | { |
| 16989 | bFlag = bNewAdd & 0x80; /* Sign flag */ |
| 16990 | } |
| 16991 | |
| 16992 | if (((UINT32) bLow + (UINT32) bHigh + (UINT32) bCarry) >= 0x100) |
| 16993 | { |
| 16994 | bFlag |= Z80_FLAG_CARRY; |
| 16995 | } |
| 16996 | |
| 16997 | if ( ((bLow ^ bHigh ^ 0x80) & (bLow ^ (bNewAdd & 0x80))) & 0x80) |
| 16998 | { |
| 16999 | bFlag |= Z80_FLAG_OVERFLOW_PARITY; |
| 17000 | } |
| 17001 | |
| 17002 | if (((bLow & 0x0f) + (bHigh & 0x0f) + bCarry) >= 0x10) |
| 17003 | { |
| 17004 | bFlag |= Z80_FLAG_HALF_CARRY; |
| 17005 | } |
| 17006 | |
| 17007 | *pbTempPtr++ = bFlag; /* Store our new flag */ |
| 17008 | |
| 17009 | // Now do subtract - Zero |
| 17010 | |
| 17011 | bFlag = Z80_FLAG_NEGATIVE; |
| 17012 | bNewSub = bHigh - bLow - bCarry; |
| 17013 | |
| 17014 | if (0 == bNewSub) |
| 17015 | { |
| 17016 | bFlag |= Z80_FLAG_ZERO; |
| 17017 | } |
| 17018 | else |
| 17019 | { |
| 17020 | bFlag |= bNewSub & 0x80; /* Sign flag */ |
| 17021 | } |
| 17022 | |
| 17023 | if ( ((INT32) bHigh - (INT32) bLow - (INT32) bCarry) < 0) |
| 17024 | { |
| 17025 | bFlag |= Z80_FLAG_CARRY; |
| 17026 | } |
| 17027 | |
| 17028 | if ( ((INT32) (bHigh & 0xf) - (INT32) (bLow & 0x0f) - (INT32) bCarry) < 0) |
| 17029 | { |
| 17030 | bFlag |= Z80_FLAG_HALF_CARRY; |
| 17031 | } |
| 17032 | |
| 17033 | if ( ((bLow ^ bHigh) & (bHigh ^ bNewSub) & 0x80) ) |
| 17034 | { |
| 17035 | bFlag |= Z80_FLAG_OVERFLOW_PARITY; |
| 17036 | } |
| 17037 | |
| 17038 | *pbTempPtr2++ = bFlag; /* Store our sub flag */ |
| 17039 | |
| 17040 | } |
| 17041 | } |
| 17042 | } |
| 17043 | /* Shut down MZ80 */ |
| 17044 | |
| 17045 | void mz80shutdown(void) |
| 17046 | { |
| 17047 | // notaz: why weren't these here? |
| 17048 | free(pbAddAdcTable); |
| 17049 | pbAddAdcTable = 0; |
| 17050 | free(pbSubSbcTable); |
| 17051 | pbSubSbcTable = 0; |
| 17052 | } |
| 17053 | |