| 1 | /* |
| 2 | * (C) GraÅžvydas "notaz" Ignotas, 2010-2011 |
| 3 | * |
| 4 | * This work is licensed under the terms of GNU GPL version 2 or later. |
| 5 | * See the COPYING file in the top-level directory. |
| 6 | */ |
| 7 | |
| 8 | #include <stdio.h> |
| 9 | |
| 10 | #include "emu_if.h" |
| 11 | #include "pcsxmem.h" |
| 12 | #include "../psxhle.h" |
| 13 | #include "../psxinterpreter.h" |
| 14 | #include "../r3000a.h" |
| 15 | #include "../cdrom.h" |
| 16 | #include "../psxdma.h" |
| 17 | #include "../mdec.h" |
| 18 | #include "../gte_arm.h" |
| 19 | #include "../gte_neon.h" |
| 20 | #define FLAGLESS |
| 21 | #include "../gte.h" |
| 22 | |
| 23 | #define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0])) |
| 24 | |
| 25 | //#define evprintf printf |
| 26 | #define evprintf(...) |
| 27 | |
| 28 | char invalid_code[0x100000]; |
| 29 | u32 event_cycles[PSXINT_COUNT]; |
| 30 | |
| 31 | static void schedule_timeslice(void) |
| 32 | { |
| 33 | u32 i, c = psxRegs.cycle; |
| 34 | u32 irqs = psxRegs.interrupt; |
| 35 | s32 min, dif; |
| 36 | |
| 37 | min = PSXCLK; |
| 38 | for (i = 0; irqs != 0; i++, irqs >>= 1) { |
| 39 | if (!(irqs & 1)) |
| 40 | continue; |
| 41 | dif = event_cycles[i] - c; |
| 42 | //evprintf(" ev %d\n", dif); |
| 43 | if (0 < dif && dif < min) |
| 44 | min = dif; |
| 45 | } |
| 46 | next_interupt = c + min; |
| 47 | } |
| 48 | |
| 49 | typedef void (irq_func)(); |
| 50 | |
| 51 | static irq_func * const irq_funcs[] = { |
| 52 | [PSXINT_SIO] = sioInterrupt, |
| 53 | [PSXINT_CDR] = cdrInterrupt, |
| 54 | [PSXINT_CDREAD] = cdrReadInterrupt, |
| 55 | [PSXINT_GPUDMA] = gpuInterrupt, |
| 56 | [PSXINT_MDECOUTDMA] = mdec1Interrupt, |
| 57 | [PSXINT_SPUDMA] = spuInterrupt, |
| 58 | [PSXINT_MDECINDMA] = mdec0Interrupt, |
| 59 | [PSXINT_GPUOTCDMA] = gpuotcInterrupt, |
| 60 | [PSXINT_CDRDMA] = cdrDmaInterrupt, |
| 61 | [PSXINT_CDRLID] = cdrLidSeekInterrupt, |
| 62 | [PSXINT_CDRPLAY] = cdrPlayInterrupt, |
| 63 | [PSXINT_SPU_UPDATE] = spuUpdate, |
| 64 | [PSXINT_RCNT] = psxRcntUpdate, |
| 65 | }; |
| 66 | |
| 67 | /* local dupe of psxBranchTest, using event_cycles */ |
| 68 | static void irq_test(void) |
| 69 | { |
| 70 | u32 cycle = psxRegs.cycle; |
| 71 | u32 irq, irq_bits; |
| 72 | |
| 73 | for (irq = 0, irq_bits = psxRegs.interrupt; irq_bits != 0; irq++, irq_bits >>= 1) { |
| 74 | if (!(irq_bits & 1)) |
| 75 | continue; |
| 76 | if ((s32)(cycle - event_cycles[irq]) >= 0) { |
| 77 | // note: irq_funcs() also modify psxRegs.interrupt |
| 78 | psxRegs.interrupt &= ~(1u << irq); |
| 79 | irq_funcs[irq](); |
| 80 | } |
| 81 | } |
| 82 | |
| 83 | if ((psxHu32(0x1070) & psxHu32(0x1074)) && (Status & 0x401) == 0x401) { |
| 84 | psxException(0x400, 0); |
| 85 | pending_exception = 1; |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | void gen_interupt() |
| 90 | { |
| 91 | evprintf(" +ge %08x, %u->%u\n", psxRegs.pc, psxRegs.cycle, next_interupt); |
| 92 | |
| 93 | irq_test(); |
| 94 | //psxBranchTest(); |
| 95 | //pending_exception = 1; |
| 96 | |
| 97 | schedule_timeslice(); |
| 98 | |
| 99 | evprintf(" -ge %08x, %u->%u (%d)\n", psxRegs.pc, psxRegs.cycle, |
| 100 | next_interupt, next_interupt - psxRegs.cycle); |
| 101 | } |
| 102 | |
| 103 | // from interpreter |
| 104 | extern void MTC0(int reg, u32 val); |
| 105 | |
| 106 | void pcsx_mtc0(u32 reg, u32 val) |
| 107 | { |
| 108 | evprintf("MTC0 %d #%x @%08x %u\n", reg, val, psxRegs.pc, psxRegs.cycle); |
| 109 | MTC0(reg, val); |
| 110 | gen_interupt(); |
| 111 | if (Cause & Status & 0x0300) // possible sw irq |
| 112 | pending_exception = 1; |
| 113 | } |
| 114 | |
| 115 | void pcsx_mtc0_ds(u32 reg, u32 val) |
| 116 | { |
| 117 | evprintf("MTC0 %d #%x @%08x %u\n", reg, val, psxRegs.pc, psxRegs.cycle); |
| 118 | MTC0(reg, val); |
| 119 | } |
| 120 | |
| 121 | void new_dyna_before_save(void) |
| 122 | { |
| 123 | psxRegs.interrupt &= ~(1 << PSXINT_RCNT); // old savestate compat |
| 124 | |
| 125 | // psxRegs.intCycle is always maintained, no need to convert |
| 126 | } |
| 127 | |
| 128 | void new_dyna_after_save(void) |
| 129 | { |
| 130 | psxRegs.interrupt |= 1 << PSXINT_RCNT; |
| 131 | } |
| 132 | |
| 133 | static void new_dyna_restore(void) |
| 134 | { |
| 135 | int i; |
| 136 | for (i = 0; i < PSXINT_COUNT; i++) |
| 137 | event_cycles[i] = psxRegs.intCycle[i].sCycle + psxRegs.intCycle[i].cycle; |
| 138 | |
| 139 | event_cycles[PSXINT_RCNT] = psxNextsCounter + psxNextCounter; |
| 140 | psxRegs.interrupt |= 1 << PSXINT_RCNT; |
| 141 | psxRegs.interrupt &= (1 << PSXINT_COUNT) - 1; |
| 142 | |
| 143 | new_dyna_pcsx_mem_load_state(); |
| 144 | } |
| 145 | |
| 146 | void new_dyna_freeze(void *f, int mode) |
| 147 | { |
| 148 | const char header_save[8] = "ariblks"; |
| 149 | uint32_t addrs[1024 * 4]; |
| 150 | int32_t size = 0; |
| 151 | int bytes; |
| 152 | char header[8]; |
| 153 | |
| 154 | if (mode != 0) { // save |
| 155 | size = new_dynarec_save_blocks(addrs, sizeof(addrs)); |
| 156 | if (size == 0) |
| 157 | return; |
| 158 | |
| 159 | SaveFuncs.write(f, header_save, sizeof(header_save)); |
| 160 | SaveFuncs.write(f, &size, sizeof(size)); |
| 161 | SaveFuncs.write(f, addrs, size); |
| 162 | } |
| 163 | else { |
| 164 | new_dyna_restore(); |
| 165 | |
| 166 | bytes = SaveFuncs.read(f, header, sizeof(header)); |
| 167 | if (bytes != sizeof(header) || strcmp(header, header_save)) { |
| 168 | if (bytes > 0) |
| 169 | SaveFuncs.seek(f, -bytes, SEEK_CUR); |
| 170 | return; |
| 171 | } |
| 172 | SaveFuncs.read(f, &size, sizeof(size)); |
| 173 | if (size <= 0) |
| 174 | return; |
| 175 | if (size > sizeof(addrs)) { |
| 176 | bytes = size - sizeof(addrs); |
| 177 | SaveFuncs.seek(f, bytes, SEEK_CUR); |
| 178 | size = sizeof(addrs); |
| 179 | } |
| 180 | bytes = SaveFuncs.read(f, addrs, size); |
| 181 | if (bytes != size) |
| 182 | return; |
| 183 | |
| 184 | if (psxCpu != &psxInt) |
| 185 | new_dynarec_load_blocks(addrs, size); |
| 186 | } |
| 187 | |
| 188 | //printf("drc: %d block info entries %s\n", size/8, mode ? "saved" : "loaded"); |
| 189 | } |
| 190 | |
| 191 | #if !defined(DRC_DISABLE) && !defined(LIGHTREC) |
| 192 | |
| 193 | /* GTE stuff */ |
| 194 | void *gte_handlers[64]; |
| 195 | |
| 196 | void *gte_handlers_nf[64] = { |
| 197 | NULL , gteRTPS_nf , NULL , NULL , NULL , NULL , gteNCLIP_nf, NULL , // 00 |
| 198 | NULL , NULL , NULL , NULL , gteOP_nf , NULL , NULL , NULL , // 08 |
| 199 | gteDPCS_nf, gteINTPL_nf, gteMVMVA_nf, gteNCDS_nf, gteCDP_nf, NULL , gteNCDT_nf , NULL , // 10 |
| 200 | NULL , NULL , NULL , gteNCCS_nf, gteCC_nf , NULL , gteNCS_nf , NULL , // 18 |
| 201 | gteNCT_nf , NULL , NULL , NULL , NULL , NULL , NULL , NULL , // 20 |
| 202 | gteSQR_nf , gteDCPL_nf , gteDPCT_nf , NULL , NULL , gteAVSZ3_nf, gteAVSZ4_nf, NULL , // 28 |
| 203 | gteRTPT_nf, NULL , NULL , NULL , NULL , NULL , NULL , NULL , // 30 |
| 204 | NULL , NULL , NULL , NULL , NULL , gteGPF_nf , gteGPL_nf , gteNCCT_nf, // 38 |
| 205 | }; |
| 206 | |
| 207 | const char *gte_regnames[64] = { |
| 208 | NULL , "RTPS" , NULL , NULL , NULL , NULL , "NCLIP", NULL , // 00 |
| 209 | NULL , NULL , NULL , NULL , "OP" , NULL , NULL , NULL , // 08 |
| 210 | "DPCS", "INTPL", "MVMVA", "NCDS", "CDP", NULL , "NCDT" , NULL , // 10 |
| 211 | NULL , NULL , NULL , "NCCS", "CC" , NULL , "NCS" , NULL , // 18 |
| 212 | "NCT" , NULL , NULL , NULL , NULL , NULL , NULL , NULL , // 20 |
| 213 | "SQR" , "DCPL" , "DPCT" , NULL , NULL , "AVSZ3", "AVSZ4", NULL , // 28 |
| 214 | "RTPT", NULL , NULL , NULL , NULL , NULL , NULL , NULL , // 30 |
| 215 | NULL , NULL , NULL , NULL , NULL , "GPF" , "GPL" , "NCCT", // 38 |
| 216 | }; |
| 217 | |
| 218 | #define GCBIT(x) \ |
| 219 | (1ll << (32+x)) |
| 220 | #define GDBIT(x) \ |
| 221 | (1ll << (x)) |
| 222 | #define GCBITS3(b0,b1,b2) \ |
| 223 | (GCBIT(b0) | GCBIT(b1) | GCBIT(b2)) |
| 224 | #define GDBITS2(b0,b1) \ |
| 225 | (GDBIT(b0) | GDBIT(b1)) |
| 226 | #define GDBITS3(b0,b1,b2) \ |
| 227 | (GDBITS2(b0,b1) | GDBIT(b2)) |
| 228 | #define GDBITS4(b0,b1,b2,b3) \ |
| 229 | (GDBITS3(b0,b1,b2) | GDBIT(b3)) |
| 230 | #define GDBITS5(b0,b1,b2,b3,b4) \ |
| 231 | (GDBITS4(b0,b1,b2,b3) | GDBIT(b4)) |
| 232 | #define GDBITS6(b0,b1,b2,b3,b4,b5) \ |
| 233 | (GDBITS5(b0,b1,b2,b3,b4) | GDBIT(b5)) |
| 234 | #define GDBITS7(b0,b1,b2,b3,b4,b5,b6) \ |
| 235 | (GDBITS6(b0,b1,b2,b3,b4,b5) | GDBIT(b6)) |
| 236 | #define GDBITS8(b0,b1,b2,b3,b4,b5,b6,b7) \ |
| 237 | (GDBITS7(b0,b1,b2,b3,b4,b5,b6) | GDBIT(b7)) |
| 238 | #define GDBITS9(b0,b1,b2,b3,b4,b5,b6,b7,b8) \ |
| 239 | (GDBITS8(b0,b1,b2,b3,b4,b5,b6,b7) | GDBIT(b8)) |
| 240 | #define GDBITS10(b0,b1,b2,b3,b4,b5,b6,b7,b8,b9) \ |
| 241 | (GDBITS9(b0,b1,b2,b3,b4,b5,b6,b7,b8) | GDBIT(b9)) |
| 242 | |
| 243 | const uint64_t gte_reg_reads[64] = { |
| 244 | [GTE_RTPS] = 0x1f0000ff00000000ll | GDBITS7(0,1,13,14,17,18,19), |
| 245 | [GTE_NCLIP] = GDBITS3(12,13,14), |
| 246 | [GTE_OP] = GCBITS3(0,2,4) | GDBITS3(9,10,11), |
| 247 | [GTE_DPCS] = GCBITS3(21,22,23) | GDBITS4(6,8,21,22), |
| 248 | [GTE_INTPL] = GCBITS3(21,22,23) | GDBITS7(6,8,9,10,11,21,22), |
| 249 | [GTE_MVMVA] = 0x00ffffff00000000ll | GDBITS9(0,1,2,3,4,5,9,10,11), // XXX: maybe decode further? |
| 250 | [GTE_NCDS] = 0x00ffff0000000000ll | GDBITS6(0,1,6,8,21,22), |
| 251 | [GTE_CDP] = 0x00ffe00000000000ll | GDBITS7(6,8,9,10,11,21,22), |
| 252 | [GTE_NCDT] = 0x00ffff0000000000ll | GDBITS8(0,1,2,3,4,5,6,8), |
| 253 | [GTE_NCCS] = 0x001fff0000000000ll | GDBITS5(0,1,6,21,22), |
| 254 | [GTE_CC] = 0x001fe00000000000ll | GDBITS6(6,9,10,11,21,22), |
| 255 | [GTE_NCS] = 0x001fff0000000000ll | GDBITS5(0,1,6,21,22), |
| 256 | [GTE_NCT] = 0x001fff0000000000ll | GDBITS7(0,1,2,3,4,5,6), |
| 257 | [GTE_SQR] = GDBITS3(9,10,11), |
| 258 | [GTE_DCPL] = GCBITS3(21,22,23) | GDBITS7(6,8,9,10,11,21,22), |
| 259 | [GTE_DPCT] = GCBITS3(21,22,23) | GDBITS4(8,20,21,22), |
| 260 | [GTE_AVSZ3] = GCBIT(29) | GDBITS3(17,18,19), |
| 261 | [GTE_AVSZ4] = GCBIT(30) | GDBITS4(16,17,18,19), |
| 262 | [GTE_RTPT] = 0x1f0000ff00000000ll | GDBITS7(0,1,2,3,4,5,19), |
| 263 | [GTE_GPF] = GDBITS7(6,8,9,10,11,21,22), |
| 264 | [GTE_GPL] = GDBITS10(6,8,9,10,11,21,22,25,26,27), |
| 265 | [GTE_NCCT] = 0x001fff0000000000ll | GDBITS7(0,1,2,3,4,5,6), |
| 266 | }; |
| 267 | |
| 268 | // note: this excludes gteFLAG that is always written to |
| 269 | const uint64_t gte_reg_writes[64] = { |
| 270 | [GTE_RTPS] = 0x0f0f7f00ll, |
| 271 | [GTE_NCLIP] = GDBIT(24), |
| 272 | [GTE_OP] = GDBITS6(9,10,11,25,26,27), |
| 273 | [GTE_DPCS] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 274 | [GTE_INTPL] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 275 | [GTE_MVMVA] = GDBITS6(9,10,11,25,26,27), |
| 276 | [GTE_NCDS] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 277 | [GTE_CDP] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 278 | [GTE_NCDT] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 279 | [GTE_NCCS] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 280 | [GTE_CC] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 281 | [GTE_NCS] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 282 | [GTE_NCT] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 283 | [GTE_SQR] = GDBITS6(9,10,11,25,26,27), |
| 284 | [GTE_DCPL] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 285 | [GTE_DPCT] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 286 | [GTE_AVSZ3] = GDBITS2(7,24), |
| 287 | [GTE_AVSZ4] = GDBITS2(7,24), |
| 288 | [GTE_RTPT] = 0x0f0f7f00ll, |
| 289 | [GTE_GPF] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 290 | [GTE_GPL] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 291 | [GTE_NCCT] = GDBITS9(9,10,11,20,21,22,25,26,27), |
| 292 | }; |
| 293 | |
| 294 | static int ari64_init() |
| 295 | { |
| 296 | static u32 scratch_buf[8*8*2] __attribute__((aligned(64))); |
| 297 | extern void (*psxCP2[64])(); |
| 298 | extern void psxNULL(); |
| 299 | size_t i; |
| 300 | |
| 301 | new_dynarec_init(); |
| 302 | new_dyna_pcsx_mem_init(); |
| 303 | |
| 304 | for (i = 0; i < ARRAY_SIZE(gte_handlers); i++) |
| 305 | if (psxCP2[i] != psxNULL) |
| 306 | gte_handlers[i] = psxCP2[i]; |
| 307 | |
| 308 | #if defined(__arm__) && !defined(DRC_DBG) |
| 309 | gte_handlers[0x06] = gteNCLIP_arm; |
| 310 | #ifdef HAVE_ARMV5 |
| 311 | gte_handlers_nf[0x01] = gteRTPS_nf_arm; |
| 312 | gte_handlers_nf[0x30] = gteRTPT_nf_arm; |
| 313 | #endif |
| 314 | #ifdef __ARM_NEON__ |
| 315 | // compiler's _nf version is still a lot slower than neon |
| 316 | // _nf_arm RTPS is roughly the same, RTPT slower |
| 317 | gte_handlers[0x01] = gte_handlers_nf[0x01] = gteRTPS_neon; |
| 318 | gte_handlers[0x30] = gte_handlers_nf[0x30] = gteRTPT_neon; |
| 319 | #endif |
| 320 | #endif |
| 321 | #ifdef DRC_DBG |
| 322 | memcpy(gte_handlers_nf, gte_handlers, sizeof(gte_handlers_nf)); |
| 323 | #endif |
| 324 | psxH_ptr = psxH; |
| 325 | zeromem_ptr = zero_mem; |
| 326 | scratch_buf_ptr = scratch_buf; |
| 327 | |
| 328 | return 0; |
| 329 | } |
| 330 | |
| 331 | static void ari64_reset() |
| 332 | { |
| 333 | printf("ari64_reset\n"); |
| 334 | new_dyna_pcsx_mem_reset(); |
| 335 | new_dynarec_invalidate_all_pages(); |
| 336 | new_dyna_restore(); |
| 337 | pending_exception = 1; |
| 338 | } |
| 339 | |
| 340 | // execute until predefined leave points |
| 341 | // (HLE softcall exit and BIOS fastboot end) |
| 342 | static void ari64_execute_until() |
| 343 | { |
| 344 | schedule_timeslice(); |
| 345 | |
| 346 | evprintf("ari64_execute %08x, %u->%u (%d)\n", psxRegs.pc, |
| 347 | psxRegs.cycle, next_interupt, next_interupt - psxRegs.cycle); |
| 348 | |
| 349 | new_dyna_start(dynarec_local); |
| 350 | |
| 351 | evprintf("ari64_execute end %08x, %u->%u (%d)\n", psxRegs.pc, |
| 352 | psxRegs.cycle, next_interupt, next_interupt - psxRegs.cycle); |
| 353 | } |
| 354 | |
| 355 | static void ari64_execute() |
| 356 | { |
| 357 | while (!stop) { |
| 358 | ari64_execute_until(); |
| 359 | evprintf("drc left @%08x\n", psxRegs.pc); |
| 360 | } |
| 361 | } |
| 362 | |
| 363 | static void ari64_clear(u32 addr, u32 size) |
| 364 | { |
| 365 | size *= 4; /* PCSX uses DMA units (words) */ |
| 366 | |
| 367 | evprintf("ari64_clear %08x %04x\n", addr, size); |
| 368 | |
| 369 | new_dynarec_invalidate_range(addr, addr + size); |
| 370 | } |
| 371 | |
| 372 | static void ari64_notify(int note, void *data) { |
| 373 | /* |
| 374 | Should be fixed when ARM dynarec has proper icache emulation. |
| 375 | switch (note) |
| 376 | { |
| 377 | case R3000ACPU_NOTIFY_CACHE_UNISOLATED: |
| 378 | break; |
| 379 | case R3000ACPU_NOTIFY_CACHE_ISOLATED: |
| 380 | Sent from psxDma3(). |
| 381 | case R3000ACPU_NOTIFY_DMA3_EXE_LOAD: |
| 382 | default: |
| 383 | break; |
| 384 | } |
| 385 | */ |
| 386 | } |
| 387 | |
| 388 | static void ari64_apply_config() |
| 389 | { |
| 390 | intApplyConfig(); |
| 391 | |
| 392 | if (Config.DisableStalls) |
| 393 | new_dynarec_hacks |= NDHACK_NO_STALLS; |
| 394 | else |
| 395 | new_dynarec_hacks &= ~NDHACK_NO_STALLS; |
| 396 | |
| 397 | if (cycle_multiplier != cycle_multiplier_old |
| 398 | || new_dynarec_hacks != new_dynarec_hacks_old) |
| 399 | { |
| 400 | new_dynarec_clear_full(); |
| 401 | } |
| 402 | } |
| 403 | |
| 404 | static void ari64_shutdown() |
| 405 | { |
| 406 | new_dynarec_cleanup(); |
| 407 | new_dyna_pcsx_mem_shutdown(); |
| 408 | } |
| 409 | |
| 410 | R3000Acpu psxRec = { |
| 411 | ari64_init, |
| 412 | ari64_reset, |
| 413 | ari64_execute, |
| 414 | ari64_execute_until, |
| 415 | ari64_clear, |
| 416 | ari64_notify, |
| 417 | ari64_apply_config, |
| 418 | ari64_shutdown |
| 419 | }; |
| 420 | |
| 421 | #else // if DRC_DISABLE |
| 422 | |
| 423 | unsigned int address; |
| 424 | int pending_exception, stop; |
| 425 | unsigned int next_interupt; |
| 426 | int new_dynarec_did_compile; |
| 427 | int cycle_multiplier; |
| 428 | int cycle_multiplier_override; |
| 429 | int cycle_multiplier_old; |
| 430 | int new_dynarec_hacks_pergame; |
| 431 | int new_dynarec_hacks_old; |
| 432 | int new_dynarec_hacks; |
| 433 | void *psxH_ptr; |
| 434 | void *zeromem_ptr; |
| 435 | u8 zero_mem[0x1000]; |
| 436 | void *mem_rtab; |
| 437 | void *scratch_buf_ptr; |
| 438 | void new_dynarec_init() {} |
| 439 | void new_dyna_start(void *context) {} |
| 440 | void new_dynarec_cleanup() {} |
| 441 | void new_dynarec_clear_full() {} |
| 442 | void new_dynarec_invalidate_all_pages() {} |
| 443 | void new_dynarec_invalidate_range(unsigned int start, unsigned int end) {} |
| 444 | void new_dyna_pcsx_mem_init(void) {} |
| 445 | void new_dyna_pcsx_mem_reset(void) {} |
| 446 | void new_dyna_pcsx_mem_load_state(void) {} |
| 447 | void new_dyna_pcsx_mem_shutdown(void) {} |
| 448 | int new_dynarec_save_blocks(void *save, int size) { return 0; } |
| 449 | void new_dynarec_load_blocks(const void *save, int size) {} |
| 450 | #endif |
| 451 | |
| 452 | #ifdef DRC_DBG |
| 453 | |
| 454 | #include <stddef.h> |
| 455 | static FILE *f; |
| 456 | u32 irq_test_cycle; |
| 457 | u32 handler_cycle; |
| 458 | u32 last_io_addr; |
| 459 | |
| 460 | void dump_mem(const char *fname, void *mem, size_t size) |
| 461 | { |
| 462 | FILE *f1 = fopen(fname, "wb"); |
| 463 | if (f1 == NULL) |
| 464 | f1 = fopen(strrchr(fname, '/') + 1, "wb"); |
| 465 | fwrite(mem, 1, size, f1); |
| 466 | fclose(f1); |
| 467 | } |
| 468 | |
| 469 | static u32 memcheck_read(u32 a) |
| 470 | { |
| 471 | if ((a >> 16) == 0x1f80) |
| 472 | // scratchpad/IO |
| 473 | return *(u32 *)(psxH + (a & 0xfffc)); |
| 474 | |
| 475 | if ((a >> 16) == 0x1f00) |
| 476 | // parallel |
| 477 | return *(u32 *)(psxP + (a & 0xfffc)); |
| 478 | |
| 479 | // if ((a & ~0xe0600000) < 0x200000) |
| 480 | // RAM |
| 481 | return *(u32 *)(psxM + (a & 0x1ffffc)); |
| 482 | } |
| 483 | |
| 484 | #if 0 |
| 485 | void do_insn_trace(void) |
| 486 | { |
| 487 | static psxRegisters oldregs; |
| 488 | static u32 event_cycles_o[PSXINT_COUNT]; |
| 489 | u32 *allregs_p = (void *)&psxRegs; |
| 490 | u32 *allregs_o = (void *)&oldregs; |
| 491 | u32 io_data; |
| 492 | int i; |
| 493 | u8 byte; |
| 494 | |
| 495 | //last_io_addr = 0x5e2c8; |
| 496 | if (f == NULL) |
| 497 | f = fopen("tracelog", "wb"); |
| 498 | |
| 499 | // log reg changes |
| 500 | oldregs.code = psxRegs.code; // don't care |
| 501 | for (i = 0; i < offsetof(psxRegisters, intCycle) / 4; i++) { |
| 502 | if (allregs_p[i] != allregs_o[i]) { |
| 503 | fwrite(&i, 1, 1, f); |
| 504 | fwrite(&allregs_p[i], 1, 4, f); |
| 505 | allregs_o[i] = allregs_p[i]; |
| 506 | } |
| 507 | } |
| 508 | // log event changes |
| 509 | for (i = 0; i < PSXINT_COUNT; i++) { |
| 510 | if (event_cycles[i] != event_cycles_o[i]) { |
| 511 | byte = 0xf8; |
| 512 | fwrite(&byte, 1, 1, f); |
| 513 | fwrite(&i, 1, 1, f); |
| 514 | fwrite(&event_cycles[i], 1, 4, f); |
| 515 | event_cycles_o[i] = event_cycles[i]; |
| 516 | } |
| 517 | } |
| 518 | #define SAVE_IF_CHANGED(code_, name_) { \ |
| 519 | static u32 old_##name_ = 0xbad0c0de; \ |
| 520 | if (old_##name_ != name_) { \ |
| 521 | byte = code_; \ |
| 522 | fwrite(&byte, 1, 1, f); \ |
| 523 | fwrite(&name_, 1, 4, f); \ |
| 524 | old_##name_ = name_; \ |
| 525 | } \ |
| 526 | } |
| 527 | SAVE_IF_CHANGED(0xfb, irq_test_cycle); |
| 528 | SAVE_IF_CHANGED(0xfc, handler_cycle); |
| 529 | SAVE_IF_CHANGED(0xfd, last_io_addr); |
| 530 | io_data = memcheck_read(last_io_addr); |
| 531 | SAVE_IF_CHANGED(0xfe, io_data); |
| 532 | byte = 0xff; |
| 533 | fwrite(&byte, 1, 1, f); |
| 534 | |
| 535 | #if 0 |
| 536 | if (psxRegs.cycle == 190230) { |
| 537 | dump_mem("/mnt/ntz/dev/pnd/tmp/psxram_i.dump", psxM, 0x200000); |
| 538 | dump_mem("/mnt/ntz/dev/pnd/tmp/psxregs_i.dump", psxH, 0x10000); |
| 539 | printf("dumped\n"); |
| 540 | exit(1); |
| 541 | } |
| 542 | #endif |
| 543 | } |
| 544 | #endif |
| 545 | |
| 546 | static const char *regnames[offsetof(psxRegisters, intCycle) / 4] = { |
| 547 | "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", |
| 548 | "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15", |
| 549 | "r16", "r17", "r18", "r19", "r20", "r21", "r22", "r23", |
| 550 | "r24", "r25", "r26", "r27", "r28", "r29", "r30", "r31", |
| 551 | "lo", "hi", |
| 552 | "C0_0", "C0_1", "C0_2", "C0_3", "C0_4", "C0_5", "C0_6", "C0_7", |
| 553 | "C0_8", "C0_9", "C0_10", "C0_11", "C0_12", "C0_13", "C0_14", "C0_15", |
| 554 | "C0_16", "C0_17", "C0_18", "C0_19", "C0_20", "C0_21", "C0_22", "C0_23", |
| 555 | "C0_24", "C0_25", "C0_26", "C0_27", "C0_28", "C0_29", "C0_30", "C0_31", |
| 556 | |
| 557 | "C2D0", "C2D1", "C2D2", "C2D3", "C2D4", "C2D5", "C2D6", "C2D7", |
| 558 | "C2D8", "C2D9", "C2D10", "C2D11", "C2D12", "C2D13", "C2D14", "C2D15", |
| 559 | "C2D16", "C2D17", "C2D18", "C2D19", "C2D20", "C2D21", "C2D22", "C2D23", |
| 560 | "C2D24", "C2D25", "C2D26", "C2D27", "C2D28", "C2D29", "C2D30", "C2D31", |
| 561 | |
| 562 | "C2C0", "C2C1", "C2C2", "C2C3", "C2C4", "C2C5", "C2C6", "C2C7", |
| 563 | "C2C8", "C2C9", "C2C10", "C2C11", "C2C12", "C2C13", "C2C14", "C2C15", |
| 564 | "C2C16", "C2C17", "C2C18", "C2C19", "C2C20", "C2C21", "C2C22", "C2C23", |
| 565 | "C2C24", "C2C25", "C2C26", "C2C27", "C2C28", "C2C29", "C2C30", "C2C31", |
| 566 | |
| 567 | "PC", "code", "cycle", "interrupt", |
| 568 | }; |
| 569 | |
| 570 | static struct { |
| 571 | int reg; |
| 572 | u32 val, val_expect; |
| 573 | u32 pc, cycle; |
| 574 | } miss_log[64]; |
| 575 | static int miss_log_i; |
| 576 | #define miss_log_len (sizeof(miss_log)/sizeof(miss_log[0])) |
| 577 | #define miss_log_mask (miss_log_len-1) |
| 578 | |
| 579 | static void miss_log_add(int reg, u32 val, u32 val_expect, u32 pc, u32 cycle) |
| 580 | { |
| 581 | miss_log[miss_log_i].reg = reg; |
| 582 | miss_log[miss_log_i].val = val; |
| 583 | miss_log[miss_log_i].val_expect = val_expect; |
| 584 | miss_log[miss_log_i].pc = pc; |
| 585 | miss_log[miss_log_i].cycle = cycle; |
| 586 | miss_log_i = (miss_log_i + 1) & miss_log_mask; |
| 587 | } |
| 588 | |
| 589 | void breakme() {} |
| 590 | |
| 591 | void do_insn_cmp(void) |
| 592 | { |
| 593 | extern int last_count; |
| 594 | static psxRegisters rregs; |
| 595 | static u32 mem_addr, mem_val; |
| 596 | static u32 irq_test_cycle_intr; |
| 597 | static u32 handler_cycle_intr; |
| 598 | u32 *allregs_p = (void *)&psxRegs; |
| 599 | u32 *allregs_e = (void *)&rregs; |
| 600 | static u32 ppc, failcount; |
| 601 | int i, ret, bad = 0, fatal = 0, which_event = -1; |
| 602 | u32 ev_cycles = 0; |
| 603 | u8 code; |
| 604 | |
| 605 | if (f == NULL) |
| 606 | f = fopen("tracelog", "rb"); |
| 607 | |
| 608 | while (1) { |
| 609 | if ((ret = fread(&code, 1, 1, f)) <= 0) |
| 610 | break; |
| 611 | if (ret <= 0) |
| 612 | break; |
| 613 | if (code == 0xff) |
| 614 | break; |
| 615 | switch (code) { |
| 616 | case 0xf8: |
| 617 | which_event = 0; |
| 618 | fread(&which_event, 1, 1, f); |
| 619 | fread(&ev_cycles, 1, 4, f); |
| 620 | continue; |
| 621 | case 0xfb: |
| 622 | fread(&irq_test_cycle_intr, 1, 4, f); |
| 623 | continue; |
| 624 | case 0xfc: |
| 625 | fread(&handler_cycle_intr, 1, 4, f); |
| 626 | continue; |
| 627 | case 0xfd: |
| 628 | fread(&mem_addr, 1, 4, f); |
| 629 | continue; |
| 630 | case 0xfe: |
| 631 | fread(&mem_val, 1, 4, f); |
| 632 | continue; |
| 633 | } |
| 634 | assert(code < offsetof(psxRegisters, intCycle) / 4); |
| 635 | fread(&allregs_e[code], 1, 4, f); |
| 636 | } |
| 637 | |
| 638 | if (ret <= 0) { |
| 639 | printf("EOF?\n"); |
| 640 | exit(1); |
| 641 | } |
| 642 | |
| 643 | psxRegs.code = rregs.code; // don't care |
| 644 | psxRegs.cycle += last_count; |
| 645 | //psxRegs.cycle = rregs.cycle; // needs reload in _cmp |
| 646 | psxRegs.CP0.r[9] = rregs.CP0.r[9]; // Count |
| 647 | |
| 648 | //if (psxRegs.cycle == 166172) breakme(); |
| 649 | |
| 650 | if (which_event >= 0 && event_cycles[which_event] != ev_cycles) { |
| 651 | printf("bad ev_cycles #%d: %08x %08x\n", which_event, event_cycles[which_event], ev_cycles); |
| 652 | fatal = 1; |
| 653 | } |
| 654 | |
| 655 | if (irq_test_cycle > irq_test_cycle_intr) { |
| 656 | printf("bad irq_test_cycle: %u %u\n", irq_test_cycle, irq_test_cycle_intr); |
| 657 | fatal = 1; |
| 658 | } |
| 659 | |
| 660 | if (handler_cycle != handler_cycle_intr) { |
| 661 | printf("bad handler_cycle: %u %u\n", handler_cycle, handler_cycle_intr); |
| 662 | fatal = 1; |
| 663 | } |
| 664 | |
| 665 | if (mem_val != memcheck_read(mem_addr)) { |
| 666 | printf("bad mem @%08x: %08x %08x\n", mem_addr, memcheck_read(mem_addr), mem_val); |
| 667 | fatal = 1; |
| 668 | } |
| 669 | |
| 670 | if (!fatal && !memcmp(&psxRegs, &rregs, offsetof(psxRegisters, intCycle))) { |
| 671 | failcount = 0; |
| 672 | goto ok; |
| 673 | } |
| 674 | |
| 675 | for (i = 0; i < offsetof(psxRegisters, intCycle) / 4; i++) { |
| 676 | if (allregs_p[i] != allregs_e[i]) { |
| 677 | miss_log_add(i, allregs_p[i], allregs_e[i], psxRegs.pc, psxRegs.cycle); |
| 678 | bad++; |
| 679 | if (i > 32+2) |
| 680 | fatal = 1; |
| 681 | } |
| 682 | } |
| 683 | |
| 684 | if (!fatal && psxRegs.pc == rregs.pc && bad < 6 && failcount < 32) { |
| 685 | static int last_mcycle; |
| 686 | if (last_mcycle != psxRegs.cycle >> 20) { |
| 687 | printf("%u\n", psxRegs.cycle); |
| 688 | last_mcycle = psxRegs.cycle >> 20; |
| 689 | } |
| 690 | failcount++; |
| 691 | goto ok; |
| 692 | } |
| 693 | |
| 694 | for (i = 0; i < miss_log_len; i++, miss_log_i = (miss_log_i + 1) & miss_log_mask) |
| 695 | printf("bad %5s: %08x %08x, pc=%08x, cycle %u\n", |
| 696 | regnames[miss_log[miss_log_i].reg], miss_log[miss_log_i].val, |
| 697 | miss_log[miss_log_i].val_expect, miss_log[miss_log_i].pc, miss_log[miss_log_i].cycle); |
| 698 | printf("-- %d\n", bad); |
| 699 | for (i = 0; i < 8; i++) |
| 700 | printf("r%d=%08x r%2d=%08x r%2d=%08x r%2d=%08x\n", i, allregs_p[i], |
| 701 | i+8, allregs_p[i+8], i+16, allregs_p[i+16], i+24, allregs_p[i+24]); |
| 702 | printf("PC: %08x/%08x, cycle %u, next %u\n", psxRegs.pc, ppc, psxRegs.cycle, next_interupt); |
| 703 | //dump_mem("/tmp/psxram.dump", psxM, 0x200000); |
| 704 | //dump_mem("/mnt/ntz/dev/pnd/tmp/psxregs.dump", psxH, 0x10000); |
| 705 | exit(1); |
| 706 | ok: |
| 707 | //psxRegs.cycle = rregs.cycle + 2; // sync timing |
| 708 | ppc = psxRegs.pc; |
| 709 | } |
| 710 | |
| 711 | #endif |