451ab91e |
1 | /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * |
2 | * Mupen64plus - gbc.c * |
3 | * Mupen64Plus homepage: http://code.google.com/p/mupen64plus/ * |
4 | * Copyright (C) 2002 Hacktarux * |
5 | * * |
6 | * This program is free software; you can redistribute it and/or modify * |
7 | * it under the terms of the GNU General Public License as published by * |
8 | * the Free Software Foundation; either version 2 of the License, or * |
9 | * (at your option) any later version. * |
10 | * * |
11 | * This program is distributed in the hope that it will be useful, * |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of * |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
14 | * GNU General Public License for more details. * |
15 | * * |
16 | * You should have received a copy of the GNU General Public License * |
17 | * along with this program; if not, write to the * |
18 | * Free Software Foundation, Inc., * |
19 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. * |
20 | * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */ |
21 | |
22 | #include <stdio.h> |
23 | |
24 | #include "assemble.h" |
25 | #include "interpret.h" |
26 | |
27 | #include "r4300/recomph.h" |
28 | #include "r4300/r4300.h" |
29 | #include "r4300/ops.h" |
30 | |
31 | static void genbc1f_test(void) |
32 | { |
33 | test_m32_imm32((unsigned int*)&FCR31, 0x800000); |
34 | jne_rj(12); |
35 | mov_m32_imm32((unsigned int*)(&branch_taken), 1); // 10 |
36 | jmp_imm_short(10); // 2 |
37 | mov_m32_imm32((unsigned int*)(&branch_taken), 0); // 10 |
38 | } |
39 | |
40 | void genbc1f(void) |
41 | { |
42 | #ifdef INTERPRET_BC1F |
43 | gencallinterp((unsigned int)cached_interpreter_table.BC1F, 1); |
44 | #else |
45 | if (((dst->addr & 0xFFF) == 0xFFC && |
46 | (dst->addr < 0x80000000 || dst->addr >= 0xC0000000))||no_compiled_jump) |
47 | { |
48 | gencallinterp((unsigned int)cached_interpreter_table.BC1F, 1); |
49 | return; |
50 | } |
51 | |
52 | gencheck_cop1_unusable(); |
53 | genbc1f_test(); |
54 | gendelayslot(); |
55 | gentest(); |
56 | #endif |
57 | } |
58 | |
59 | void genbc1f_out(void) |
60 | { |
61 | #ifdef INTERPRET_BC1F_OUT |
62 | gencallinterp((unsigned int)cached_interpreter_table.BC1F_OUT, 1); |
63 | #else |
64 | if (((dst->addr & 0xFFF) == 0xFFC && |
65 | (dst->addr < 0x80000000 || dst->addr >= 0xC0000000))||no_compiled_jump) |
66 | { |
67 | gencallinterp((unsigned int)cached_interpreter_table.BC1F_OUT, 1); |
68 | return; |
69 | } |
70 | |
71 | gencheck_cop1_unusable(); |
72 | genbc1f_test(); |
73 | gendelayslot(); |
74 | gentest_out(); |
75 | #endif |
76 | } |
77 | |
78 | void genbc1f_idle(void) |
79 | { |
80 | #ifdef INTERPRET_BC1F_IDLE |
81 | gencallinterp((unsigned int)cached_interpreter_table.BC1F_IDLE, 1); |
82 | #else |
83 | if (((dst->addr & 0xFFF) == 0xFFC && |
84 | (dst->addr < 0x80000000 || dst->addr >= 0xC0000000))||no_compiled_jump) |
85 | { |
86 | gencallinterp((unsigned int)cached_interpreter_table.BC1F_IDLE, 1); |
87 | return; |
88 | } |
89 | |
90 | gencheck_cop1_unusable(); |
91 | genbc1f_test(); |
92 | gentest_idle(); |
93 | genbc1f(); |
94 | #endif |
95 | } |
96 | |
97 | static void genbc1t_test(void) |
98 | { |
99 | test_m32_imm32((unsigned int*)&FCR31, 0x800000); |
100 | je_rj(12); |
101 | mov_m32_imm32((unsigned int*)(&branch_taken), 1); // 10 |
102 | jmp_imm_short(10); // 2 |
103 | mov_m32_imm32((unsigned int*)(&branch_taken), 0); // 10 |
104 | } |
105 | |
106 | void genbc1t(void) |
107 | { |
108 | #ifdef INTERPRET_BC1T |
109 | gencallinterp((unsigned int)cached_interpreter_table.BC1T, 1); |
110 | #else |
111 | if (((dst->addr & 0xFFF) == 0xFFC && |
112 | (dst->addr < 0x80000000 || dst->addr >= 0xC0000000))||no_compiled_jump) |
113 | { |
114 | gencallinterp((unsigned int)cached_interpreter_table.BC1T, 1); |
115 | return; |
116 | } |
117 | |
118 | gencheck_cop1_unusable(); |
119 | genbc1t_test(); |
120 | gendelayslot(); |
121 | gentest(); |
122 | #endif |
123 | } |
124 | |
125 | void genbc1t_out(void) |
126 | { |
127 | #ifdef INTERPRET_BC1T_OUT |
128 | gencallinterp((unsigned int)cached_interpreter_table.BC1T_OUT, 1); |
129 | #else |
130 | if (((dst->addr & 0xFFF) == 0xFFC && |
131 | (dst->addr < 0x80000000 || dst->addr >= 0xC0000000))||no_compiled_jump) |
132 | { |
133 | gencallinterp((unsigned int)cached_interpreter_table.BC1T_OUT, 1); |
134 | return; |
135 | } |
136 | |
137 | gencheck_cop1_unusable(); |
138 | genbc1t_test(); |
139 | gendelayslot(); |
140 | gentest_out(); |
141 | #endif |
142 | } |
143 | |
144 | void genbc1t_idle(void) |
145 | { |
146 | #ifdef INTERPRET_BC1T_IDLE |
147 | gencallinterp((unsigned int)cached_interpreter_table.BC1T_IDLE, 1); |
148 | #else |
149 | if (((dst->addr & 0xFFF) == 0xFFC && |
150 | (dst->addr < 0x80000000 || dst->addr >= 0xC0000000))||no_compiled_jump) |
151 | { |
152 | gencallinterp((unsigned int)cached_interpreter_table.BC1T_IDLE, 1); |
153 | return; |
154 | } |
155 | |
156 | gencheck_cop1_unusable(); |
157 | genbc1t_test(); |
158 | gentest_idle(); |
159 | genbc1t(); |
160 | #endif |
161 | } |
162 | |
163 | void genbc1fl(void) |
164 | { |
165 | #ifdef INTERPRET_BC1FL |
166 | gencallinterp((unsigned int)cached_interpreter_table.BC1FL, 1); |
167 | #else |
168 | if (((dst->addr & 0xFFF) == 0xFFC && |
169 | (dst->addr < 0x80000000 || dst->addr >= 0xC0000000))||no_compiled_jump) |
170 | { |
171 | gencallinterp((unsigned int)cached_interpreter_table.BC1FL, 1); |
172 | return; |
173 | } |
174 | |
175 | gencheck_cop1_unusable(); |
176 | genbc1f_test(); |
177 | free_all_registers(); |
178 | gentestl(); |
179 | #endif |
180 | } |
181 | |
182 | void genbc1fl_out(void) |
183 | { |
184 | #ifdef INTERPRET_BC1FL_OUT |
185 | gencallinterp((unsigned int)cached_interpreter_table.BC1FL_OUT, 1); |
186 | #else |
187 | if (((dst->addr & 0xFFF) == 0xFFC && |
188 | (dst->addr < 0x80000000 || dst->addr >= 0xC0000000))||no_compiled_jump) |
189 | { |
190 | gencallinterp((unsigned int)cached_interpreter_table.BC1FL_OUT, 1); |
191 | return; |
192 | } |
193 | |
194 | gencheck_cop1_unusable(); |
195 | genbc1f_test(); |
196 | free_all_registers(); |
197 | gentestl_out(); |
198 | #endif |
199 | } |
200 | |
201 | void genbc1fl_idle(void) |
202 | { |
203 | #ifdef INTERPRET_BC1FL_IDLE |
204 | gencallinterp((unsigned int)cached_interpreter_table.BC1FL_IDLE, 1); |
205 | #else |
206 | if (((dst->addr & 0xFFF) == 0xFFC && |
207 | (dst->addr < 0x80000000 || dst->addr >= 0xC0000000))||no_compiled_jump) |
208 | { |
209 | gencallinterp((unsigned int)cached_interpreter_table.BC1FL_IDLE, 1); |
210 | return; |
211 | } |
212 | |
213 | gencheck_cop1_unusable(); |
214 | genbc1f_test(); |
215 | gentest_idle(); |
216 | genbc1fl(); |
217 | #endif |
218 | } |
219 | |
220 | void genbc1tl(void) |
221 | { |
222 | #ifdef INTERPRET_BC1TL |
223 | gencallinterp((unsigned int)cached_interpreter_table.BC1TL, 1); |
224 | #else |
225 | if (((dst->addr & 0xFFF) == 0xFFC && |
226 | (dst->addr < 0x80000000 || dst->addr >= 0xC0000000))||no_compiled_jump) |
227 | { |
228 | gencallinterp((unsigned int)cached_interpreter_table.BC1TL, 1); |
229 | return; |
230 | } |
231 | |
232 | gencheck_cop1_unusable(); |
233 | genbc1t_test(); |
234 | free_all_registers(); |
235 | gentestl(); |
236 | #endif |
237 | } |
238 | |
239 | void genbc1tl_out(void) |
240 | { |
241 | #ifdef INTERPRET_BC1TL_OUT |
242 | gencallinterp((unsigned int)cached_interpreter_table.BC1TL_OUT, 1); |
243 | #else |
244 | if (((dst->addr & 0xFFF) == 0xFFC && |
245 | (dst->addr < 0x80000000 || dst->addr >= 0xC0000000))||no_compiled_jump) |
246 | { |
247 | gencallinterp((unsigned int)cached_interpreter_table.BC1TL_OUT, 1); |
248 | return; |
249 | } |
250 | |
251 | gencheck_cop1_unusable(); |
252 | genbc1t_test(); |
253 | free_all_registers(); |
254 | gentestl_out(); |
255 | #endif |
256 | } |
257 | |
258 | void genbc1tl_idle(void) |
259 | { |
260 | #ifdef INTERPRET_BC1TL_IDLE |
261 | gencallinterp((unsigned int)cached_interpreter_table.BC1TL_IDLE, 1); |
262 | #else |
263 | if (((dst->addr & 0xFFF) == 0xFFC && |
264 | (dst->addr < 0x80000000 || dst->addr >= 0xC0000000))||no_compiled_jump) |
265 | { |
266 | gencallinterp((unsigned int)cached_interpreter_table.BC1TL_IDLE, 1); |
267 | return; |
268 | } |
269 | |
270 | gencheck_cop1_unusable(); |
271 | genbc1t_test(); |
272 | gentest_idle(); |
273 | genbc1tl(); |
274 | #endif |
275 | } |
276 | |