1 /***************************************************************************
2 * Copyright (C) 2007 Ryan Schultz, PCSX-df Team, PCSX team *
4 * This program is free software; you can redistribute it and/or modify *
5 * it under the terms of the GNU General Public License as published by *
6 * the Free Software Foundation; either version 2 of the License, or *
7 * (at your option) any later version. *
9 * This program is distributed in the hope that it will be useful, *
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
12 * GNU General Public License for more details. *
14 * You should have received a copy of the GNU General Public License *
15 * along with this program; if not, write to the *
16 * Free Software Foundation, Inc., *
17 * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. *
18 ***************************************************************************/
27 #include "psxcommon.h"
29 #include "psxcounters.h"
33 R3000ACPU_NOTIFY_CACHE_ISOLATED = 0,
34 R3000ACPU_NOTIFY_CACHE_UNISOLATED = 1,
35 R3000ACPU_NOTIFY_BEFORE_SAVE,
36 R3000ACPU_NOTIFY_AFTER_LOAD,
39 enum blockExecCaller {
48 void (*ExecuteBlock)(enum blockExecCaller caller); /* executes up to a jump */
49 void (*Clear)(u32 Addr, u32 Size);
50 void (*Notify)(enum R3000Anote note, void *data);
51 void (*ApplyConfig)();
55 extern R3000Acpu *psxCpu;
56 extern R3000Acpu psxInt;
57 extern R3000Acpu psxRec;
60 #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
61 struct { u8 h3, h2, h, l; } b;
62 struct { s8 h3, h2, h, l; } sb;
63 struct { u16 h, l; } w;
64 struct { s16 h, l; } sw;
66 struct { u8 l, h, h2, h3; } b;
67 struct { u16 l, h; } w;
68 struct { s8 l, h, h2, h3; } sb;
69 struct { s16 l, h; } sw;
75 u32 r0, at, v0, v1, a0, a1, a2, a3,
76 t0, t1, t2, t3, t4, t5, t6, t7,
77 s0, s1, s2, s3, s4, s5, s6, s7,
78 t8, t9, k0, k1, gp, sp, s8, ra, lo, hi;
80 u32 r[34]; /* Lo, Hi in r[32] and r[33] */
84 typedef union psxCP0Regs_ {
86 u32 Index, Random, EntryLo0, EntryLo1,
87 Context, PageMask, Wired, Reserved0,
88 BadVAddr, Count, EntryHi, Compare,
89 Status, Cause, EPC, PRid,
90 Config, LLAddr, WatchLO, WatchHI,
91 XContext, Reserved1, Reserved2, Reserved3,
92 Reserved4, Reserved5, ECC, CacheErr,
93 TagLo, TagHi, ErrorEPC, Reserved6;
116 unsigned char r, g, b, c;
120 short m11, m12, m13, m21, m22, m23, m31, m32, m33, pad;
125 SVector3D v0, v1, v2;
128 s32 ir0, ir1, ir2, ir3;
129 SVector2D sxy0, sxy1, sxy2, sxyp;
130 SVector2Dz sz0, sz1, sz2, sz3;
131 CBGR rgb0, rgb1, rgb2;
133 s32 mac0, mac1, mac2, mac3;
173 PSXINT_CDRPLAY_OLD, /* unused */
178 typedef struct psxCP2Regs {
179 psxCP2Data CP2D; /* Cop2 data registers */
180 psxCP2Ctrl CP2C; /* Cop2 control registers */
184 // note: some cores like lightrec don't keep their data here,
185 // so use R3000ACPU_NOTIFY_BEFORE_SAVE to sync
186 psxGPRRegs GPR; /* General Purpose Registers */
187 psxCP0Regs CP0; /* Coprocessor0 Registers */
190 psxCP2Data CP2D; /* Cop2 data registers */
191 psxCP2Ctrl CP2C; /* Cop2 control registers */
195 u32 pc; /* Program counter */
196 u32 code; /* The instruction */
199 struct { u32 sCycle, cycle; } intCycle[32];
202 u32 subCycle; /* interpreter cycle counting */
206 // warning: changing anything in psxRegisters requires update of all
207 // asm in libpcsxcore/new_dynarec/
210 extern psxRegisters psxRegs;
212 /* new_dynarec stuff */
213 extern u32 event_cycles[PSXINT_COUNT];
214 extern u32 next_interupt;
216 void new_dyna_freeze(void *f, int mode);
218 #define new_dyna_set_event_abs(e, abs) { \
220 s32 di_ = next_interupt - abs_; \
221 event_cycles[e] = abs_; \
223 /*printf("%u: next_interupt %u -> %u\n", psxRegs.cycle, next_interupt, abs_);*/ \
224 next_interupt = abs_; \
228 #define new_dyna_set_event(e, c) \
229 new_dyna_set_event_abs(e, psxRegs.cycle + (c))
234 void psxException(u32 code, u32 bd, psxCP0Regs *cp0);
235 void psxBranchTest();
236 void psxExecuteBios();