1 |
/* |
/* |
2 |
* Copyright (C) 2005 Anders Gavare. All rights reserved. |
* Copyright (C) 2005-2007 Anders Gavare. All rights reserved. |
3 |
* |
* |
4 |
* Redistribution and use in source and binary forms, with or without |
* Redistribution and use in source and binary forms, with or without |
5 |
* modification, are permitted provided that the following conditions are met: |
* modification, are permitted provided that the following conditions are met: |
25 |
* SUCH DAMAGE. |
* SUCH DAMAGE. |
26 |
* |
* |
27 |
* |
* |
28 |
* $Id: cpu_ppc.c,v 1.13 2005/10/22 17:24:21 debug Exp $ |
* $Id: cpu_ppc.c,v 1.70 2007/06/15 00:41:21 debug Exp $ |
29 |
* |
* |
30 |
* PowerPC/POWER CPU emulation. |
* PowerPC/POWER CPU emulation. |
31 |
*/ |
*/ |
37 |
|
|
38 |
#include "cpu.h" |
#include "cpu.h" |
39 |
#include "devices.h" |
#include "devices.h" |
40 |
|
#include "interrupt.h" |
41 |
#include "machine.h" |
#include "machine.h" |
42 |
#include "memory.h" |
#include "memory.h" |
43 |
#include "misc.h" |
#include "misc.h" |
44 |
|
#include "of.h" |
45 |
#include "opcodes_ppc.h" |
#include "opcodes_ppc.h" |
46 |
|
#include "ppc_bat.h" |
47 |
|
#include "ppc_pte.h" |
48 |
|
#include "ppc_spr.h" |
49 |
|
#include "ppc_spr_strings.h" |
50 |
|
#include "settings.h" |
51 |
#include "symbol.h" |
#include "symbol.h" |
52 |
|
#include "timer.h" |
53 |
|
#include "useremul.h" |
54 |
|
|
55 |
|
|
56 |
#define DYNTRANS_DUALMODE_32 |
#define DYNTRANS_DUALMODE_32 |
57 |
#include "tmp_ppc_head.c" |
#include "tmp_ppc_head.c" |
58 |
|
|
59 |
|
|
60 |
|
extern int native_code_translation_enabled; |
61 |
|
|
62 |
|
void ppc_pc_to_pointers(struct cpu *); |
63 |
|
void ppc32_pc_to_pointers(struct cpu *); |
64 |
|
|
65 |
|
void ppc_irq_interrupt_assert(struct interrupt *interrupt); |
66 |
|
void ppc_irq_interrupt_deassert(struct interrupt *interrupt); |
67 |
|
|
68 |
|
|
69 |
/* |
/* |
70 |
* ppc_cpu_new(): |
* ppc_cpu_new(): |
71 |
* |
* |
96 |
|
|
97 |
cpu->memory_rw = ppc_memory_rw; |
cpu->memory_rw = ppc_memory_rw; |
98 |
|
|
99 |
cpu->cd.ppc.cpu_type = cpu_type_defs[found]; |
cpu->cd.ppc.cpu_type = cpu_type_defs[found]; |
100 |
cpu->name = cpu->cd.ppc.cpu_type.name; |
cpu->name = cpu->cd.ppc.cpu_type.name; |
101 |
cpu->byte_order = EMUL_BIG_ENDIAN; |
cpu->byte_order = EMUL_BIG_ENDIAN; |
102 |
cpu->cd.ppc.mode = MODE_PPC; /* TODO */ |
cpu->cd.ppc.mode = MODE_PPC; /* TODO */ |
103 |
|
|
104 |
/* Current operating mode: */ |
/* Current operating mode: */ |
105 |
cpu->cd.ppc.bits = cpu->cd.ppc.cpu_type.bits; |
cpu->cd.ppc.bits = cpu->cd.ppc.cpu_type.bits; |
106 |
cpu->cd.ppc.pvr = cpu->cd.ppc.cpu_type.pvr; |
cpu->cd.ppc.spr[SPR_PVR] = cpu->cd.ppc.cpu_type.pvr; |
107 |
|
|
108 |
|
/* cpu->cd.ppc.msr = PPC_MSR_IR | PPC_MSR_DR | |
109 |
|
PPC_MSR_SF | PPC_MSR_FP; */ |
110 |
|
|
111 |
|
cpu->cd.ppc.spr[SPR_IBAT0U] = 0x00001ffc | BAT_Vs; |
112 |
|
cpu->cd.ppc.spr[SPR_IBAT0L] = 0x00000000 | BAT_PP_RW; |
113 |
|
cpu->cd.ppc.spr[SPR_IBAT1U] = 0xc0001ffc | BAT_Vs; |
114 |
|
cpu->cd.ppc.spr[SPR_IBAT1L] = 0x00000000 | BAT_PP_RW; |
115 |
|
cpu->cd.ppc.spr[SPR_IBAT3U] = 0xf0001ffc | BAT_Vs; |
116 |
|
cpu->cd.ppc.spr[SPR_IBAT3L] = 0xf0000000 | BAT_PP_RW; |
117 |
|
cpu->cd.ppc.spr[SPR_DBAT0U] = 0x00001ffc | BAT_Vs; |
118 |
|
cpu->cd.ppc.spr[SPR_DBAT0L] = 0x00000000 | BAT_PP_RW; |
119 |
|
cpu->cd.ppc.spr[SPR_DBAT1U] = 0xc0001ffc | BAT_Vs; |
120 |
|
cpu->cd.ppc.spr[SPR_DBAT1L] = 0x00000000 | BAT_PP_RW; |
121 |
|
cpu->cd.ppc.spr[SPR_DBAT2U] = 0xe0001ffc | BAT_Vs; |
122 |
|
cpu->cd.ppc.spr[SPR_DBAT2L] = 0xe0000000 | BAT_PP_RW; |
123 |
|
cpu->cd.ppc.spr[SPR_DBAT3U] = 0xf0001ffc | BAT_Vs; |
124 |
|
cpu->cd.ppc.spr[SPR_DBAT3L] = 0xf0000000 | BAT_PP_RW; |
125 |
|
|
126 |
cpu->is_32bit = (cpu->cd.ppc.bits == 32)? 1 : 0; |
cpu->is_32bit = (cpu->cd.ppc.bits == 32)? 1 : 0; |
127 |
|
|
128 |
if (cpu->is_32bit) { |
if (cpu->is_32bit) { |
129 |
|
cpu->run_instr = ppc32_run_instr; |
130 |
cpu->update_translation_table = ppc32_update_translation_table; |
cpu->update_translation_table = ppc32_update_translation_table; |
131 |
cpu->invalidate_translation_caches = |
cpu->invalidate_translation_caches = |
132 |
ppc32_invalidate_translation_caches; |
ppc32_invalidate_translation_caches; |
133 |
cpu->invalidate_code_translation = |
cpu->invalidate_code_translation = |
134 |
ppc32_invalidate_code_translation; |
ppc32_invalidate_code_translation; |
135 |
} else { |
} else { |
136 |
|
cpu->run_instr = ppc_run_instr; |
137 |
cpu->update_translation_table = ppc_update_translation_table; |
cpu->update_translation_table = ppc_update_translation_table; |
138 |
cpu->invalidate_translation_caches = |
cpu->invalidate_translation_caches = |
139 |
ppc_invalidate_translation_caches; |
ppc_invalidate_translation_caches; |
141 |
ppc_invalidate_code_translation; |
ppc_invalidate_code_translation; |
142 |
} |
} |
143 |
|
|
144 |
cpu->translate_address = ppc_translate_address; |
cpu->translate_v2p = ppc_translate_v2p; |
145 |
|
|
146 |
/* Only show name and caches etc for CPU nr 0 (in SMP machines): */ |
/* Only show name and caches etc for CPU nr 0 (in SMP machines): */ |
147 |
if (cpu_id == 0) { |
if (cpu_id == 0) { |
167 |
} |
} |
168 |
} |
} |
169 |
|
|
170 |
cpu->cd.ppc.pir = cpu_id; |
cpu->cd.ppc.spr[SPR_PIR] = cpu_id; |
171 |
|
|
172 |
/* Some default stack pointer value. TODO: move this? */ |
/* Some default stack pointer value. TODO: move this? */ |
173 |
cpu->cd.ppc.gpr[1] = machine->physical_ram_in_mb * 1048576 - 4096; |
cpu->cd.ppc.gpr[1] = machine->physical_ram_in_mb * 1048576 - 4096; |
178 |
if (cpu->machine->prom_emulation) |
if (cpu->machine->prom_emulation) |
179 |
cpu->cd.ppc.of_emul_addr = 0xfff00000; |
cpu->cd.ppc.of_emul_addr = 0xfff00000; |
180 |
|
|
181 |
|
/* Add all register names to the settings: */ |
182 |
|
CPU_SETTINGS_ADD_REGISTER64("pc", cpu->pc); |
183 |
|
CPU_SETTINGS_ADD_REGISTER64("msr", cpu->cd.ppc.msr); |
184 |
|
CPU_SETTINGS_ADD_REGISTER64("ctr", cpu->cd.ppc.spr[SPR_CTR]); |
185 |
|
CPU_SETTINGS_ADD_REGISTER64("xer", cpu->cd.ppc.spr[SPR_XER]); |
186 |
|
CPU_SETTINGS_ADD_REGISTER64("dec", cpu->cd.ppc.spr[SPR_DEC]); |
187 |
|
CPU_SETTINGS_ADD_REGISTER64("hdec", cpu->cd.ppc.spr[SPR_HDEC]); |
188 |
|
CPU_SETTINGS_ADD_REGISTER64("srr0", cpu->cd.ppc.spr[SPR_SRR0]); |
189 |
|
CPU_SETTINGS_ADD_REGISTER64("srr1", cpu->cd.ppc.spr[SPR_SRR1]); |
190 |
|
CPU_SETTINGS_ADD_REGISTER64("sdr1", cpu->cd.ppc.spr[SPR_SDR1]); |
191 |
|
CPU_SETTINGS_ADD_REGISTER64("ibat0u", cpu->cd.ppc.spr[SPR_IBAT0U]); |
192 |
|
CPU_SETTINGS_ADD_REGISTER64("ibat0l", cpu->cd.ppc.spr[SPR_IBAT0L]); |
193 |
|
CPU_SETTINGS_ADD_REGISTER64("ibat1u", cpu->cd.ppc.spr[SPR_IBAT1U]); |
194 |
|
CPU_SETTINGS_ADD_REGISTER64("ibat1l", cpu->cd.ppc.spr[SPR_IBAT1L]); |
195 |
|
CPU_SETTINGS_ADD_REGISTER64("ibat2u", cpu->cd.ppc.spr[SPR_IBAT2U]); |
196 |
|
CPU_SETTINGS_ADD_REGISTER64("ibat2l", cpu->cd.ppc.spr[SPR_IBAT2L]); |
197 |
|
CPU_SETTINGS_ADD_REGISTER64("ibat3u", cpu->cd.ppc.spr[SPR_IBAT3U]); |
198 |
|
CPU_SETTINGS_ADD_REGISTER64("ibat3l", cpu->cd.ppc.spr[SPR_IBAT3L]); |
199 |
|
CPU_SETTINGS_ADD_REGISTER64("dbat0u", cpu->cd.ppc.spr[SPR_DBAT0U]); |
200 |
|
CPU_SETTINGS_ADD_REGISTER64("dbat0l", cpu->cd.ppc.spr[SPR_DBAT0L]); |
201 |
|
CPU_SETTINGS_ADD_REGISTER64("dbat1u", cpu->cd.ppc.spr[SPR_DBAT1U]); |
202 |
|
CPU_SETTINGS_ADD_REGISTER64("dbat1l", cpu->cd.ppc.spr[SPR_DBAT1L]); |
203 |
|
CPU_SETTINGS_ADD_REGISTER64("dbat2u", cpu->cd.ppc.spr[SPR_DBAT2U]); |
204 |
|
CPU_SETTINGS_ADD_REGISTER64("dbat2l", cpu->cd.ppc.spr[SPR_DBAT2L]); |
205 |
|
CPU_SETTINGS_ADD_REGISTER64("dbat3u", cpu->cd.ppc.spr[SPR_DBAT3U]); |
206 |
|
CPU_SETTINGS_ADD_REGISTER64("dbat3l", cpu->cd.ppc.spr[SPR_DBAT3L]); |
207 |
|
CPU_SETTINGS_ADD_REGISTER64("lr", cpu->cd.ppc.spr[SPR_LR]); |
208 |
|
CPU_SETTINGS_ADD_REGISTER32("cr", cpu->cd.ppc.cr); |
209 |
|
CPU_SETTINGS_ADD_REGISTER32("fpscr", cpu->cd.ppc.fpscr); |
210 |
|
/* Integer GPRs, floating point registers, and segment registers: */ |
211 |
|
for (i=0; i<PPC_NGPRS; i++) { |
212 |
|
char tmpstr[5]; |
213 |
|
snprintf(tmpstr, sizeof(tmpstr), "r%i", i); |
214 |
|
CPU_SETTINGS_ADD_REGISTER64(tmpstr, cpu->cd.ppc.gpr[i]); |
215 |
|
} |
216 |
|
for (i=0; i<PPC_NFPRS; i++) { |
217 |
|
char tmpstr[5]; |
218 |
|
snprintf(tmpstr, sizeof(tmpstr), "f%i", i); |
219 |
|
CPU_SETTINGS_ADD_REGISTER64(tmpstr, cpu->cd.ppc.fpr[i]); |
220 |
|
} |
221 |
|
for (i=0; i<16; i++) { |
222 |
|
char tmpstr[5]; |
223 |
|
snprintf(tmpstr, sizeof(tmpstr), "sr%i", i); |
224 |
|
CPU_SETTINGS_ADD_REGISTER32(tmpstr, cpu->cd.ppc.sr[i]); |
225 |
|
} |
226 |
|
|
227 |
|
/* Register the CPU as an interrupt handler: */ |
228 |
|
{ |
229 |
|
struct interrupt template; |
230 |
|
char name[150]; |
231 |
|
snprintf(name, sizeof(name), "%s", cpu->path); |
232 |
|
memset(&template, 0, sizeof(template)); |
233 |
|
template.line = 0; |
234 |
|
template.name = name; |
235 |
|
template.extra = cpu; |
236 |
|
template.interrupt_assert = ppc_irq_interrupt_assert; |
237 |
|
template.interrupt_deassert = ppc_irq_interrupt_deassert; |
238 |
|
interrupt_handler_register(&template); |
239 |
|
} |
240 |
|
|
241 |
|
if (native_code_translation_enabled) |
242 |
|
cpu->sampling_timer = timer_add(CPU_SAMPLE_TIMER_HZ, |
243 |
|
ppc_timer_sample_tick, cpu); |
244 |
|
|
245 |
return 1; |
return 1; |
246 |
} |
} |
247 |
|
|
306 |
/* |
/* |
307 |
* reg_access_msr(): |
* reg_access_msr(): |
308 |
*/ |
*/ |
309 |
void reg_access_msr(struct cpu *cpu, uint64_t *valuep, int writeflag) |
void reg_access_msr(struct cpu *cpu, uint64_t *valuep, int writeflag, |
310 |
|
int check_for_interrupts) |
311 |
{ |
{ |
312 |
|
uint64_t old = cpu->cd.ppc.msr; |
313 |
|
|
314 |
if (valuep == NULL) { |
if (valuep == NULL) { |
315 |
fatal("reg_access_msr(): NULL\n"); |
fatal("reg_access_msr(): NULL\n"); |
316 |
return; |
return; |
317 |
} |
} |
318 |
|
|
319 |
if (writeflag) |
if (writeflag) { |
320 |
cpu->cd.ppc.msr = *valuep; |
cpu->cd.ppc.msr = *valuep; |
321 |
|
|
322 |
|
/* Switching between temporary and real gpr 0..3? */ |
323 |
|
if ((old & PPC_MSR_TGPR) != (cpu->cd.ppc.msr & PPC_MSR_TGPR)) { |
324 |
|
int i; |
325 |
|
for (i=0; i<PPC_N_TGPRS; i++) { |
326 |
|
uint64_t t = cpu->cd.ppc.gpr[i]; |
327 |
|
cpu->cd.ppc.gpr[i] = cpu->cd.ppc.tgpr[i]; |
328 |
|
cpu->cd.ppc.tgpr[i] = t; |
329 |
|
} |
330 |
|
} |
331 |
|
|
332 |
|
if (cpu->cd.ppc.msr & PPC_MSR_IP) { |
333 |
|
fatal("\n[ Reboot hack for NetBSD/prep. TODO: " |
334 |
|
"fix this. ]\n"); |
335 |
|
cpu->running = 0; |
336 |
|
} |
337 |
|
} |
338 |
|
|
339 |
/* TODO: Is the little-endian bit writable? */ |
/* TODO: Is the little-endian bit writable? */ |
340 |
|
|
341 |
cpu->cd.ppc.msr &= ~PPC_MSR_LE; |
cpu->cd.ppc.msr &= ~PPC_MSR_LE; |
344 |
|
|
345 |
if (!writeflag) |
if (!writeflag) |
346 |
*valuep = cpu->cd.ppc.msr; |
*valuep = cpu->cd.ppc.msr; |
347 |
|
|
348 |
|
if (check_for_interrupts && cpu->cd.ppc.msr & PPC_MSR_EE) { |
349 |
|
if (cpu->cd.ppc.dec_intr_pending && |
350 |
|
!(cpu->cd.ppc.cpu_type.flags & PPC_NO_DEC)) { |
351 |
|
ppc_exception(cpu, PPC_EXCEPTION_DEC); |
352 |
|
cpu->cd.ppc.dec_intr_pending = 0; |
353 |
|
} else if (cpu->cd.ppc.irq_asserted) |
354 |
|
ppc_exception(cpu, PPC_EXCEPTION_EI); |
355 |
|
} |
356 |
|
} |
357 |
|
|
358 |
|
|
359 |
|
/* |
360 |
|
* ppc_exception(): |
361 |
|
*/ |
362 |
|
void ppc_exception(struct cpu *cpu, int exception_nr) |
363 |
|
{ |
364 |
|
/* Save PC and MSR: */ |
365 |
|
cpu->cd.ppc.spr[SPR_SRR0] = cpu->pc; |
366 |
|
|
367 |
|
if (exception_nr >= 0x10 && exception_nr <= 0x13) |
368 |
|
cpu->cd.ppc.spr[SPR_SRR1] = (cpu->cd.ppc.msr & 0xffff) |
369 |
|
| (cpu->cd.ppc.cr & 0xf0000000); |
370 |
|
else |
371 |
|
cpu->cd.ppc.spr[SPR_SRR1] = (cpu->cd.ppc.msr & 0x87c0ffff); |
372 |
|
|
373 |
|
if (!quiet_mode) |
374 |
|
fatal("[ PPC Exception 0x%x; pc=0x%"PRIx64" ]\n", exception_nr, |
375 |
|
(long long)cpu->pc); |
376 |
|
|
377 |
|
/* Disable External Interrupts, Recoverable Interrupt Mode, |
378 |
|
and go to Supervisor mode */ |
379 |
|
cpu->cd.ppc.msr &= ~(PPC_MSR_EE | PPC_MSR_RI | PPC_MSR_PR); |
380 |
|
|
381 |
|
cpu->pc = exception_nr * 0x100; |
382 |
|
if (cpu->cd.ppc.msr & PPC_MSR_IP) |
383 |
|
cpu->pc += 0xfff00000ULL; |
384 |
|
|
385 |
|
if (cpu->is_32bit) |
386 |
|
ppc32_pc_to_pointers(cpu); |
387 |
|
else |
388 |
|
ppc_pc_to_pointers(cpu); |
389 |
} |
} |
390 |
|
|
391 |
|
|
411 |
|
|
412 |
debug("cpu%i: pc = 0x", x); |
debug("cpu%i: pc = 0x", x); |
413 |
if (bits32) |
if (bits32) |
414 |
debug("%08x", (int)cpu->pc); |
debug("%08"PRIx32, (uint32_t)cpu->pc); |
415 |
else |
else |
416 |
debug("%016llx", (long long)cpu->pc); |
debug("%016"PRIx64, (uint64_t)cpu->pc); |
417 |
debug(" <%s>\n", symbol != NULL? symbol : " no symbol "); |
debug(" <%s>\n", symbol != NULL? symbol : " no symbol "); |
418 |
|
|
419 |
debug("cpu%i: lr = 0x", x); |
debug("cpu%i: lr = 0x", x); |
420 |
if (bits32) |
if (bits32) |
421 |
debug("%08x", (int)cpu->cd.ppc.lr); |
debug("%08"PRIx32, (uint32_t)cpu->cd.ppc.spr[SPR_LR]); |
422 |
else |
else |
423 |
debug("%016llx", (long long)cpu->cd.ppc.lr); |
debug("%016"PRIx64, (uint64_t)cpu->cd.ppc.spr[SPR_LR]); |
424 |
debug(" cr = 0x%08x\n", (int)cpu->cd.ppc.cr); |
debug(" cr = 0x%08"PRIx32, (uint32_t)cpu->cd.ppc.cr); |
425 |
|
|
|
debug("cpu%i: ctr = 0x", x); |
|
426 |
if (bits32) |
if (bits32) |
427 |
debug("%08x", (int)cpu->cd.ppc.ctr); |
debug(" "); |
428 |
else |
else |
429 |
debug("%016llx", (long long)cpu->cd.ppc.ctr); |
debug("\ncpu%i: ", x); |
430 |
|
debug("ctr = 0x", x); |
431 |
|
if (bits32) |
432 |
|
debug("%08"PRIx32, (uint32_t)cpu->cd.ppc.spr[SPR_CTR]); |
433 |
|
else |
434 |
|
debug("%016"PRIx64, (uint64_t)cpu->cd.ppc.spr[SPR_CTR]); |
435 |
|
|
436 |
debug(" xer = 0x", x); |
debug(" xer = 0x", x); |
437 |
if (bits32) |
if (bits32) |
438 |
debug("%08x\n", (int)cpu->cd.ppc.xer); |
debug("%08"PRIx32, (uint32_t)cpu->cd.ppc.spr[SPR_XER]); |
439 |
else |
else |
440 |
debug("%016llx\n", (long long)cpu->cd.ppc.xer); |
debug("%016"PRIx64, (uint64_t)cpu->cd.ppc.spr[SPR_XER]); |
441 |
|
|
442 |
|
debug("\n"); |
443 |
|
|
444 |
if (bits32) { |
if (bits32) { |
445 |
/* 32-bit: */ |
/* 32-bit: */ |
465 |
} |
} |
466 |
|
|
467 |
/* Other special registers: */ |
/* Other special registers: */ |
468 |
debug("cpu%i: srr0 = 0x%016llx srr1 = 0x%016llx\n", x, |
if (bits32) { |
469 |
(long long)cpu->cd.ppc.srr0, (long long)cpu->cd.ppc.srr1); |
debug("cpu%i: srr0 = 0x%08x srr1 = 0x%08x\n", x, |
470 |
reg_access_msr(cpu, &tmp, 0); |
(int)cpu->cd.ppc.spr[SPR_SRR0], |
471 |
debug("cpu%i: msr = 0x%016llx ", x, (long long)tmp); |
(int)cpu->cd.ppc.spr[SPR_SRR1]); |
472 |
debug("tb = 0x%08x%08x\n", |
} else { |
473 |
(int)cpu->cd.ppc.tbu, (int)cpu->cd.ppc.tbl); |
debug("cpu%i: srr0 = 0x%016llx srr1 = 0x%016llx\n", x, |
474 |
debug("cpu%i: dec = 0x%08x hdec = 0x%08x\n", |
(long long)cpu->cd.ppc.spr[SPR_SRR0], |
475 |
x, (int)cpu->cd.ppc.dec, (int)cpu->cd.ppc.hdec); |
(long long)cpu->cd.ppc.spr[SPR_SRR1]); |
476 |
|
} |
477 |
|
debug("cpu%i: msr = ", x); |
478 |
|
reg_access_msr(cpu, &tmp, 0, 0); |
479 |
|
if (bits32) |
480 |
|
debug("0x%08x ", (int)tmp); |
481 |
|
else |
482 |
|
debug("0x%016llx ", (long long)tmp); |
483 |
|
debug("tb = 0x%08x%08x\n", (int)cpu->cd.ppc.spr[SPR_TBU], |
484 |
|
(int)cpu->cd.ppc.spr[SPR_TBL]); |
485 |
|
debug("cpu%i: dec = 0x%08x", x, (int)cpu->cd.ppc.spr[SPR_DEC]); |
486 |
|
if (!bits32) |
487 |
|
debug(" hdec = 0x%08x\n", |
488 |
|
(int)cpu->cd.ppc.spr[SPR_HDEC]); |
489 |
|
debug("\n"); |
490 |
} |
} |
491 |
|
|
492 |
if (coprocs & 1) { |
if (coprocs & 1) { |
508 |
|
|
509 |
if (coprocs & 2) { |
if (coprocs & 2) { |
510 |
debug("cpu%i: sdr1 = 0x%llx\n", x, |
debug("cpu%i: sdr1 = 0x%llx\n", x, |
511 |
(long long)cpu->cd.ppc.sdr1); |
(long long)cpu->cd.ppc.spr[SPR_SDR1]); |
512 |
for (i=0; i<4; i++) |
if (cpu->cd.ppc.cpu_type.flags & PPC_601) |
513 |
debug("cpu%i: ibat%iu = 0x%08x ibat%il = 0x%08x\n", |
debug("cpu%i: PPC601-style, TODO!\n"); |
514 |
x, i, cpu->cd.ppc.ibat_u[i], |
else { |
515 |
i, cpu->cd.ppc.ibat_l[i]); |
for (i=0; i<8; i++) { |
516 |
for (i=0; i<4; i++) |
int spr = SPR_IBAT0U + i*2; |
517 |
debug("cpu%i: dbat%iu = 0x%08x dbat%il = 0x%08x\n", |
uint32_t upper = cpu->cd.ppc.spr[spr]; |
518 |
x, i, cpu->cd.ppc.dbat_u[i], |
uint32_t lower = cpu->cd.ppc.spr[spr+1]; |
519 |
i, cpu->cd.ppc.dbat_l[i]); |
uint32_t len = (((upper & BAT_BL) << 15) |
520 |
|
| 0x1ffff) + 1; |
521 |
|
debug("cpu%i: %sbat%i: u=0x%08x l=0x%08x ", |
522 |
|
x, i<4? "i" : "d", i&3, upper, lower); |
523 |
|
if (!(upper & BAT_V)) { |
524 |
|
debug(" (not valid)\n"); |
525 |
|
continue; |
526 |
|
} |
527 |
|
if (len < 1048576) |
528 |
|
debug(" (%i KB, ", len >> 10); |
529 |
|
else |
530 |
|
debug(" (%i MB, ", len >> 20); |
531 |
|
if (upper & BAT_Vu) |
532 |
|
debug("user, "); |
533 |
|
if (upper & BAT_Vs) |
534 |
|
debug("supervisor, "); |
535 |
|
if (lower & (BAT_W | BAT_I | BAT_M | BAT_G)) |
536 |
|
debug("%s%s%s%s, ", |
537 |
|
lower & BAT_W? "W" : "", |
538 |
|
lower & BAT_I? "I" : "", |
539 |
|
lower & BAT_M? "M" : "", |
540 |
|
lower & BAT_G? "G" : ""); |
541 |
|
switch (lower & BAT_PP) { |
542 |
|
case BAT_PP_NONE: debug("NO access"); break; |
543 |
|
case BAT_PP_RO_S: debug("read-only, soft"); |
544 |
|
break; |
545 |
|
case BAT_PP_RO: debug("read-only"); break; |
546 |
|
case BAT_PP_RW: debug("read/write"); break; |
547 |
|
} |
548 |
|
debug(")\n"); |
549 |
|
} |
550 |
|
} |
551 |
} |
} |
|
} |
|
|
|
|
|
|
|
|
/* |
|
|
* ppc_cpu_register_match(): |
|
|
*/ |
|
|
void ppc_cpu_register_match(struct machine *m, char *name, |
|
|
int writeflag, uint64_t *valuep, int *match_register) |
|
|
{ |
|
|
int cpunr = 0; |
|
|
|
|
|
/* CPU number: */ |
|
552 |
|
|
553 |
/* TODO */ |
if (coprocs & 4) { |
554 |
|
for (i=0; i<16; i++) { |
555 |
/* Register name: */ |
uint32_t s = cpu->cd.ppc.sr[i]; |
556 |
if (strcasecmp(name, "pc") == 0) { |
debug("cpu%i:", x); |
557 |
if (writeflag) { |
debug(" sr%-2i = 0x%08x", i, (int)s); |
558 |
m->cpus[cpunr]->pc = *valuep; |
s &= (SR_TYPE | SR_SUKEY | SR_PRKEY | SR_NOEXEC); |
559 |
} else |
if (s != 0) { |
560 |
*valuep = m->cpus[cpunr]->pc; |
debug(" ("); |
561 |
*match_register = 1; |
if (s & SR_TYPE) { |
562 |
} else if (strcasecmp(name, "msr") == 0) { |
debug("NON-memory type"); |
563 |
if (writeflag) |
s &= ~SR_TYPE; |
564 |
m->cpus[cpunr]->cd.ppc.msr = *valuep; |
if (s != 0) |
565 |
else |
debug(", "); |
566 |
*valuep = m->cpus[cpunr]->cd.ppc.msr; |
} |
567 |
*match_register = 1; |
if (s & SR_SUKEY) { |
568 |
} else if (strcasecmp(name, "lr") == 0) { |
debug("supervisor-key"); |
569 |
if (writeflag) |
s &= ~SR_SUKEY; |
570 |
m->cpus[cpunr]->cd.ppc.lr = *valuep; |
if (s != 0) |
571 |
else |
debug(", "); |
572 |
*valuep = m->cpus[cpunr]->cd.ppc.lr; |
} |
573 |
*match_register = 1; |
if (s & SR_PRKEY) { |
574 |
} else if (strcasecmp(name, "cr") == 0) { |
debug("user-key"); |
575 |
if (writeflag) |
s &= ~SR_PRKEY; |
576 |
m->cpus[cpunr]->cd.ppc.cr = *valuep; |
if (s != 0) |
577 |
else |
debug(", "); |
578 |
*valuep = m->cpus[cpunr]->cd.ppc.cr; |
} |
579 |
*match_register = 1; |
if (s & SR_NOEXEC) |
580 |
} else if (strcasecmp(name, "dec") == 0) { |
debug("NOEXEC"); |
581 |
if (writeflag) |
debug(")"); |
582 |
m->cpus[cpunr]->cd.ppc.dec = *valuep; |
} |
583 |
else |
debug("\n"); |
|
*valuep = m->cpus[cpunr]->cd.ppc.dec; |
|
|
*match_register = 1; |
|
|
} else if (strcasecmp(name, "hdec") == 0) { |
|
|
if (writeflag) |
|
|
m->cpus[cpunr]->cd.ppc.hdec = *valuep; |
|
|
else |
|
|
*valuep = m->cpus[cpunr]->cd.ppc.hdec; |
|
|
*match_register = 1; |
|
|
} else if (strcasecmp(name, "ctr") == 0) { |
|
|
if (writeflag) |
|
|
m->cpus[cpunr]->cd.ppc.ctr = *valuep; |
|
|
else |
|
|
*valuep = m->cpus[cpunr]->cd.ppc.ctr; |
|
|
*match_register = 1; |
|
|
} else if (name[0] == 'r' && isdigit((int)name[1])) { |
|
|
int nr = atoi(name + 1); |
|
|
if (nr >= 0 && nr < PPC_NGPRS) { |
|
|
if (writeflag) { |
|
|
m->cpus[cpunr]->cd.ppc.gpr[nr] = *valuep; |
|
|
} else |
|
|
*valuep = m->cpus[cpunr]->cd.ppc.gpr[nr]; |
|
|
*match_register = 1; |
|
|
} |
|
|
} else if (strcasecmp(name, "xer") == 0) { |
|
|
if (writeflag) |
|
|
m->cpus[cpunr]->cd.ppc.xer = *valuep; |
|
|
else |
|
|
*valuep = m->cpus[cpunr]->cd.ppc.xer; |
|
|
*match_register = 1; |
|
|
} else if (strcasecmp(name, "fpscr") == 0) { |
|
|
if (writeflag) |
|
|
m->cpus[cpunr]->cd.ppc.fpscr = *valuep; |
|
|
else |
|
|
*valuep = m->cpus[cpunr]->cd.ppc.fpscr; |
|
|
*match_register = 1; |
|
|
} else if (name[0] == 'f' && isdigit((int)name[1])) { |
|
|
int nr = atoi(name + 1); |
|
|
if (nr >= 0 && nr < PPC_NFPRS) { |
|
|
if (writeflag) { |
|
|
m->cpus[cpunr]->cd.ppc.fpr[nr] = *valuep; |
|
|
} else |
|
|
*valuep = m->cpus[cpunr]->cd.ppc.fpr[nr]; |
|
|
*match_register = 1; |
|
584 |
} |
} |
585 |
} |
} |
586 |
} |
} |
587 |
|
|
588 |
|
|
589 |
/* |
/* |
|
* ppc_cpu_show_full_statistics(): |
|
|
* |
|
|
* Show detailed statistics on opcode usage on each cpu. |
|
|
*/ |
|
|
void ppc_cpu_show_full_statistics(struct machine *m) |
|
|
{ |
|
|
fatal("ppc_cpu_show_full_statistics(): TODO\n"); |
|
|
} |
|
|
|
|
|
|
|
|
/* |
|
590 |
* ppc_cpu_tlbdump(): |
* ppc_cpu_tlbdump(): |
591 |
* |
* |
592 |
* Called from the debugger to dump the TLB in a readable format. |
* Not currently used for PPC. |
|
* x is the cpu number to dump, or -1 to dump all CPUs. |
|
|
* |
|
|
* If rawflag is nonzero, then the TLB contents isn't formated nicely, |
|
|
* just dumped. |
|
593 |
*/ |
*/ |
594 |
void ppc_cpu_tlbdump(struct machine *m, int x, int rawflag) |
void ppc_cpu_tlbdump(struct machine *m, int x, int rawflag) |
595 |
{ |
{ |
|
fatal("ppc_cpu_tlbdump(): TODO\n"); |
|
596 |
} |
} |
597 |
|
|
598 |
|
|
599 |
/* |
/* |
600 |
* ppc_cpu_interrupt(): |
* ppc_irq_interrupt_assert(): |
601 |
*/ |
*/ |
602 |
int ppc_cpu_interrupt(struct cpu *cpu, uint64_t irq_nr) |
void ppc_irq_interrupt_assert(struct interrupt *interrupt) |
603 |
{ |
{ |
604 |
fatal("ppc_cpu_interrupt(): TODO\n"); |
struct cpu *cpu = (struct cpu *) interrupt->extra; |
605 |
return 0; |
cpu->cd.ppc.irq_asserted = 1; |
606 |
} |
} |
607 |
|
|
608 |
|
|
609 |
/* |
/* |
610 |
* ppc_cpu_interrupt_ack(): |
* ppc_irq_interrupt_deassert(): |
611 |
*/ |
*/ |
612 |
int ppc_cpu_interrupt_ack(struct cpu *cpu, uint64_t irq_nr) |
void ppc_irq_interrupt_deassert(struct interrupt *interrupt) |
613 |
{ |
{ |
614 |
/* fatal("ppc_cpu_interrupt_ack(): TODO\n"); */ |
struct cpu *cpu = (struct cpu *) interrupt->extra; |
615 |
return 0; |
cpu->cd.ppc.irq_asserted = 0; |
616 |
} |
} |
617 |
|
|
618 |
|
|
629 |
* cpu->pc for relative addresses. |
* cpu->pc for relative addresses. |
630 |
*/ |
*/ |
631 |
int ppc_cpu_disassemble_instr(struct cpu *cpu, unsigned char *instr, |
int ppc_cpu_disassemble_instr(struct cpu *cpu, unsigned char *instr, |
632 |
int running, uint64_t dumpaddr, int bintrans) |
int running, uint64_t dumpaddr) |
633 |
{ |
{ |
634 |
int hi6, xo, lev, rt, rs, ra, rb, imm, sh, me, rc, l_bit, oe_bit; |
int hi6, xo, lev, rt, rs, ra, rb, imm, sh, me, rc, l_bit, oe_bit; |
635 |
int spr, aa_bit, lk_bit, bf, bh, bi, bo, mb, nb, bt, ba, bb, fpreg; |
int spr, aa_bit, lk_bit, bf, bh, bi, bo, mb, nb, bt, ba, bb, fpreg; |
668 |
hi6 = iword >> 26; |
hi6 = iword >> 26; |
669 |
|
|
670 |
switch (hi6) { |
switch (hi6) { |
671 |
|
case 0x4: |
672 |
|
debug("ALTIVEC TODO"); |
673 |
|
/* vxor etc */ |
674 |
|
break; |
675 |
case PPC_HI6_MULLI: |
case PPC_HI6_MULLI: |
676 |
case PPC_HI6_SUBFIC: |
case PPC_HI6_SUBFIC: |
677 |
rt = (iword >> 21) & 31; |
rt = (iword >> 21) & 31; |
864 |
debug("unimplemented hi6_19, xo = 0x%x", xo); |
debug("unimplemented hi6_19, xo = 0x%x", xo); |
865 |
} |
} |
866 |
break; |
break; |
867 |
|
case PPC_HI6_RLWNM: |
868 |
case PPC_HI6_RLWIMI: |
case PPC_HI6_RLWIMI: |
869 |
case PPC_HI6_RLWINM: |
case PPC_HI6_RLWINM: |
870 |
rs = (iword >> 21) & 31; |
rs = (iword >> 21) & 31; |
871 |
ra = (iword >> 16) & 31; |
ra = (iword >> 16) & 31; |
872 |
sh = (iword >> 11) & 31; |
sh = (iword >> 11) & 31; /* actually rb for rlwnm */ |
873 |
mb = (iword >> 6) & 31; |
mb = (iword >> 6) & 31; |
874 |
me = (iword >> 1) & 31; |
me = (iword >> 1) & 31; |
875 |
rc = iword & 1; |
rc = iword & 1; |
876 |
switch (hi6) { |
switch (hi6) { |
877 |
|
case PPC_HI6_RLWNM: |
878 |
|
mnem = power? "rlnm" : "rlwnm"; break; |
879 |
case PPC_HI6_RLWIMI: |
case PPC_HI6_RLWIMI: |
880 |
mnem = power? "rlimi" : "rlwimi"; break; |
mnem = power? "rlimi" : "rlwimi"; break; |
881 |
case PPC_HI6_RLWINM: |
case PPC_HI6_RLWINM: |
882 |
mnem = power? "rlinm" : "rlwinm"; break; |
mnem = power? "rlinm" : "rlwinm"; break; |
883 |
} |
} |
884 |
debug("%s%s\tr%i,r%i,%i,%i,%i", |
debug("%s%s\tr%i,r%i,%s%i,%i,%i", |
885 |
mnem, rc?".":"", ra, rs, sh, mb, me); |
mnem, rc?".":"", ra, rs, |
886 |
|
hi6 == PPC_HI6_RLWNM? "r" : "", |
887 |
|
sh, mb, me); |
888 |
break; |
break; |
889 |
case PPC_HI6_ORI: |
case PPC_HI6_ORI: |
890 |
case PPC_HI6_ORIS: |
case PPC_HI6_ORIS: |
923 |
case PPC_HI6_30: |
case PPC_HI6_30: |
924 |
xo = (iword >> 2) & 7; |
xo = (iword >> 2) & 7; |
925 |
switch (xo) { |
switch (xo) { |
926 |
|
case PPC_30_RLDICL: |
927 |
case PPC_30_RLDICR: |
case PPC_30_RLDICR: |
928 |
|
case PPC_30_RLDIMI: /* mb, not me */ |
929 |
|
mnem = NULL; |
930 |
|
switch (xo) { |
931 |
|
case PPC_30_RLDICL: mnem = "rldicl"; break; |
932 |
|
case PPC_30_RLDICR: mnem = "rldicr"; break; |
933 |
|
case PPC_30_RLDIMI: mnem = "rldimi"; break; |
934 |
|
} |
935 |
rs = (iword >> 21) & 31; |
rs = (iword >> 21) & 31; |
936 |
ra = (iword >> 16) & 31; |
ra = (iword >> 16) & 31; |
937 |
sh = ((iword >> 11) & 31) | ((iword & 2) << 4); |
sh = ((iword >> 11) & 31) | ((iword & 2) << 4); |
938 |
me = ((iword >> 6) & 31) | (iword & 0x20); |
me = ((iword >> 6) & 31) | (iword & 0x20); |
939 |
rc = iword & 1; |
rc = iword & 1; |
940 |
debug("rldicr%s\tr%i,r%i,%i,%i", |
debug("%s%s\tr%i,r%i,%i,%i", |
941 |
rc?".":"", ra, rs, sh, me); |
mnem, rc?".":"", ra, rs, sh, me); |
942 |
break; |
break; |
943 |
default: |
default: |
944 |
debug("unimplemented hi6_30, xo = 0x%x", xo); |
debug("unimplemented hi6_30, xo = 0x%x", xo); |
998 |
case PPC_31_LDARX: |
case PPC_31_LDARX: |
999 |
case PPC_31_LBZX: |
case PPC_31_LBZX: |
1000 |
case PPC_31_LBZUX: |
case PPC_31_LBZUX: |
1001 |
|
case PPC_31_LHAX: |
1002 |
|
case PPC_31_LHAUX: |
1003 |
case PPC_31_LHZX: |
case PPC_31_LHZX: |
1004 |
case PPC_31_LHZUX: |
case PPC_31_LHZUX: |
1005 |
case PPC_31_LWZX: |
case PPC_31_LWZX: |
1006 |
case PPC_31_LWZUX: |
case PPC_31_LWZUX: |
1007 |
|
case PPC_31_LHBRX: |
1008 |
|
case PPC_31_LWBRX: |
1009 |
|
case PPC_31_LFDX: |
1010 |
|
case PPC_31_LFSX: |
1011 |
case PPC_31_STWCX_DOT: |
case PPC_31_STWCX_DOT: |
1012 |
case PPC_31_STDCX_DOT: |
case PPC_31_STDCX_DOT: |
1013 |
case PPC_31_STBX: |
case PPC_31_STBX: |
1018 |
case PPC_31_STWUX: |
case PPC_31_STWUX: |
1019 |
case PPC_31_STDX: |
case PPC_31_STDX: |
1020 |
case PPC_31_STDUX: |
case PPC_31_STDUX: |
1021 |
|
case PPC_31_STHBRX: |
1022 |
|
case PPC_31_STWBRX: |
1023 |
|
case PPC_31_STFDX: |
1024 |
|
case PPC_31_STFSX: |
1025 |
/* rs for stores, rt for loads, actually */ |
/* rs for stores, rt for loads, actually */ |
1026 |
load = 0; wlen = 0; |
load = 0; wlen = 0; fpreg = 0; |
1027 |
rs = (iword >> 21) & 31; |
rs = (iword >> 21) & 31; |
1028 |
ra = (iword >> 16) & 31; |
ra = (iword >> 16) & 31; |
1029 |
rb = (iword >> 11) & 31; |
rb = (iword >> 11) & 31; |
1032 |
case PPC_31_LDARX: wlen=8;load=1; mnem = "ldarx"; break; |
case PPC_31_LDARX: wlen=8;load=1; mnem = "ldarx"; break; |
1033 |
case PPC_31_LBZX: wlen=1;load=1; mnem = "lbzx"; break; |
case PPC_31_LBZX: wlen=1;load=1; mnem = "lbzx"; break; |
1034 |
case PPC_31_LBZUX: wlen=1;load=1; mnem = "lbzux"; break; |
case PPC_31_LBZUX: wlen=1;load=1; mnem = "lbzux"; break; |
1035 |
|
case PPC_31_LHAX: wlen=2;load=1; mnem = "lhax"; break; |
1036 |
|
case PPC_31_LHAUX: wlen=2;load=1; mnem = "lhaux"; break; |
1037 |
case PPC_31_LHZX: wlen=2;load=1; mnem = "lhzx"; break; |
case PPC_31_LHZX: wlen=2;load=1; mnem = "lhzx"; break; |
1038 |
case PPC_31_LHZUX: wlen=2;load=1; mnem = "lhzux"; break; |
case PPC_31_LHZUX: wlen=2;load=1; mnem = "lhzux"; break; |
1039 |
case PPC_31_LWZX: wlen = 4; load = 1; |
case PPC_31_LWZX: wlen = 4; load = 1; |
1042 |
case PPC_31_LWZUX: wlen = 4; load = 1; |
case PPC_31_LWZUX: wlen = 4; load = 1; |
1043 |
mnem = power? "lux":"lwzux"; |
mnem = power? "lux":"lwzux"; |
1044 |
break; |
break; |
1045 |
|
case PPC_31_LFDX: fpreg = 1; wlen = 8; load = 1; |
1046 |
|
mnem = "lfdx"; break; |
1047 |
|
case PPC_31_LFSX: fpreg = 1; wlen = 4; load = 1; |
1048 |
|
mnem = "lfsx"; break; |
1049 |
case PPC_31_STWCX_DOT: wlen=4; mnem = "stwcx."; break; |
case PPC_31_STWCX_DOT: wlen=4; mnem = "stwcx."; break; |
1050 |
case PPC_31_STDCX_DOT: wlen=8; mnem = "stdcx."; break; |
case PPC_31_STDCX_DOT: wlen=8; mnem = "stdcx."; break; |
1051 |
case PPC_31_STBX: wlen=1; mnem = "stbx"; break; |
case PPC_31_STBX: wlen=1; mnem = "stbx"; break; |
1060 |
break; |
break; |
1061 |
case PPC_31_STDX: wlen = 8; mnem = "stdx"; break; |
case PPC_31_STDX: wlen = 8; mnem = "stdx"; break; |
1062 |
case PPC_31_STDUX: wlen = 8; mnem = "stdux"; break; |
case PPC_31_STDUX: wlen = 8; mnem = "stdux"; break; |
1063 |
|
case PPC_31_LHBRX: wlen = 2; mnem = "lhbrx"; break; |
1064 |
|
case PPC_31_LWBRX: wlen = 4; mnem = power? |
1065 |
|
"lbrx" : "lwbrx"; break; |
1066 |
|
case PPC_31_STHBRX: wlen = 2; mnem = "sthbrx"; break; |
1067 |
|
case PPC_31_STWBRX: wlen = 4; mnem = power? |
1068 |
|
"stbrx" : "stwbrx"; break; |
1069 |
|
case PPC_31_STFDX: fpreg = 1; wlen = 8; |
1070 |
|
mnem = "stfdx"; break; |
1071 |
|
case PPC_31_STFSX: fpreg = 1; wlen = 4; |
1072 |
|
mnem = "stfsx"; break; |
1073 |
} |
} |
1074 |
debug("%s\tr%i,r%i,r%i", mnem, rs, ra, rb); |
debug("%s\t%s%i,r%i,r%i", mnem, |
1075 |
|
fpreg? "f" : "r", rs, ra, rb); |
1076 |
if (!running) |
if (!running) |
1077 |
break; |
break; |
1078 |
addr = (ra==0? 0 : cpu->cd.ppc.gpr[ra]) + |
addr = (ra==0? 0 : cpu->cd.ppc.gpr[ra]) + |
1079 |
cpu->cd.ppc.gpr[rb]; |
cpu->cd.ppc.gpr[rb]; |
1080 |
|
if (cpu->cd.ppc.bits == 32) |
1081 |
|
addr &= 0xffffffff; |
1082 |
symbol = get_symbol_name(&cpu->machine->symbol_context, |
symbol = get_symbol_name(&cpu->machine->symbol_context, |
1083 |
addr, &offset); |
addr, &offset); |
1084 |
if (symbol != NULL) |
if (symbol != NULL) |
1085 |
debug(" \t<%s", symbol); |
debug(" \t<%s", symbol); |
1086 |
else |
else |
1087 |
debug(" \t<0x%llx", (long long)addr); |
debug(" \t<0x%llx", (long long)addr); |
1088 |
if (wlen > 0) { |
if (wlen > 0 && !fpreg /* && !reverse */) { |
1089 |
/* TODO */ |
/* TODO */ |
1090 |
} |
} |
1091 |
debug(">"); |
debug(">"); |
1102 |
} |
} |
1103 |
debug("%s%s\tr%i,r%i", mnem, rc? "." : "", rt, ra); |
debug("%s%s\tr%i,r%i", mnem, rc? "." : "", rt, ra); |
1104 |
break; |
break; |
1105 |
|
case PPC_31_WRTEEI: |
1106 |
|
debug("wrteei\t%i", iword & 0x8000? 1 : 0); |
1107 |
|
break; |
1108 |
|
case PPC_31_MTMSRD: |
1109 |
|
/* TODO: Just a guess based on MTMSR */ |
1110 |
|
rs = (iword >> 21) & 31; |
1111 |
|
l_bit = (iword >> 16) & 1; |
1112 |
|
debug("mtmsrd\tr%i", rs); |
1113 |
|
if (l_bit) |
1114 |
|
debug(",%i", l_bit); |
1115 |
|
break; |
1116 |
case PPC_31_ADDZE: |
case PPC_31_ADDZE: |
1117 |
case PPC_31_ADDZEO: |
case PPC_31_ADDZEO: |
1118 |
rt = (iword >> 21) & 31; |
rt = (iword >> 21) & 31; |
1130 |
debug("%s%s\tr%i,r%i", mnem, rc? "." : "", rt, ra); |
debug("%s%s\tr%i,r%i", mnem, rc? "." : "", rt, ra); |
1131 |
break; |
break; |
1132 |
case PPC_31_MTSR: |
case PPC_31_MTSR: |
1133 |
/* Move to segment register */ |
case PPC_31_MFSR: |
1134 |
|
/* Move to/from segment register */ |
1135 |
rt = (iword >> 21) & 31; |
rt = (iword >> 21) & 31; |
1136 |
ra = (iword >> 16) & 15; /* actually: sr */ |
ra = (iword >> 16) & 15; /* actually: sr */ |
1137 |
debug("mtsr\t%i,r%i", ra, rt); |
switch (xo) { |
1138 |
|
case PPC_31_MTSR: mnem = "mtsr"; break; |
1139 |
|
case PPC_31_MFSR: mnem = "mfsr"; break; |
1140 |
|
} |
1141 |
|
debug("%s\tr%i,%i", mnem, rt, ra); |
1142 |
break; |
break; |
1143 |
case PPC_31_MTSRIN: |
case PPC_31_MTSRIN: |
1144 |
case PPC_31_MFSRIN: |
case PPC_31_MFSRIN: |
1169 |
case PPC_31_SUBFCO: |
case PPC_31_SUBFCO: |
1170 |
case PPC_31_SUBFE: |
case PPC_31_SUBFE: |
1171 |
case PPC_31_SUBFEO: |
case PPC_31_SUBFEO: |
1172 |
|
case PPC_31_SUBFME: |
1173 |
|
case PPC_31_SUBFMEO: |
1174 |
case PPC_31_SUBFZE: |
case PPC_31_SUBFZE: |
1175 |
case PPC_31_SUBFZEO: |
case PPC_31_SUBFZEO: |
1176 |
rt = (iword >> 21) & 31; |
rt = (iword >> 21) & 31; |
1216 |
case PPC_31_SUBF: mnem = "subf"; break; |
case PPC_31_SUBF: mnem = "subf"; break; |
1217 |
case PPC_31_SUBFO: mnem = "subfo"; break; |
case PPC_31_SUBFO: mnem = "subfo"; break; |
1218 |
case PPC_31_SUBFC: |
case PPC_31_SUBFC: |
1219 |
mnem = power? "sf" : "subfc"; |
mnem = power? "sf" : "subfc"; break; |
|
break; |
|
1220 |
case PPC_31_SUBFCO: |
case PPC_31_SUBFCO: |
1221 |
mnem = power? "sfo" : "subfco"; |
mnem = power? "sfo" : "subfco"; break; |
|
break; |
|
1222 |
case PPC_31_SUBFE: |
case PPC_31_SUBFE: |
1223 |
mnem = power? "sfe" : "subfe"; |
mnem = power? "sfe" : "subfe"; break; |
|
break; |
|
1224 |
case PPC_31_SUBFEO: |
case PPC_31_SUBFEO: |
1225 |
mnem = power? "sfeo" : "subfeo"; |
mnem = power? "sfeo" : "subfeo"; break; |
1226 |
break; |
case PPC_31_SUBFME: |
1227 |
|
mnem = power? "sfme" : "subfme"; break; |
1228 |
|
case PPC_31_SUBFMEO: |
1229 |
|
mnem = power? "sfmeo" : "subfmeo"; break; |
1230 |
case PPC_31_SUBFZE: |
case PPC_31_SUBFZE: |
1231 |
mnem = power? "sfze" : "subfze"; |
mnem = power? "sfze" : "subfze"; |
1232 |
no_rb = 1; |
no_rb = 1; |
1244 |
rt = (iword >> 21) & 31; |
rt = (iword >> 21) & 31; |
1245 |
spr = ((iword >> 6) & 0x3e0) + ((iword >> 16) & 31); |
spr = ((iword >> 6) & 0x3e0) + ((iword >> 16) & 31); |
1246 |
switch (spr) { |
switch (spr) { |
1247 |
|
/* Some very common ones: */ |
1248 |
case 8: debug("mflr\tr%i", rt); break; |
case 8: debug("mflr\tr%i", rt); break; |
1249 |
case 9: debug("mfctr\tr%i", rt); break; |
case 9: debug("mfctr\tr%i", rt); break; |
|
case 26: debug("mfsrr0\tr%i", rt); break; |
|
|
case 27: debug("mfsrr1\tr%i", rt); break; |
|
|
case 272: debug("mfsprg\t0,r%i", rt); break; |
|
|
case 273: debug("mfsprg\t1,r%i", rt); break; |
|
|
case 274: debug("mfsprg\t2,r%i", rt); break; |
|
|
case 275: debug("mfsprg\t3,r%i", rt); break; |
|
|
case 287: debug("mfpvr\tr%i", rt); break; |
|
|
/* TODO: 1008 = hid0? */ |
|
|
case 1008: debug("mfdbsr\tr%i", rt); break; |
|
|
case 1009: debug("mfhid1\tr%i", rt); break; |
|
|
case 1017: debug("mfl2cr\tr%i", rt); break; |
|
|
case 1018: debug("mfl3cr\tr%i", rt); break; |
|
1250 |
default:debug("mfspr\tr%i,spr%i", rt, spr); |
default:debug("mfspr\tr%i,spr%i", rt, spr); |
1251 |
} |
} |
1252 |
|
if (spr == 8 || spr == 9) |
1253 |
|
debug("\t"); |
1254 |
|
debug("\t<%s%s", running? "read from " : "", |
1255 |
|
ppc_spr_names[spr]==NULL? "?" : ppc_spr_names[spr]); |
1256 |
|
if (running) { |
1257 |
|
if (cpu->cd.ppc.bits == 32) |
1258 |
|
debug(": 0x%x", (int) |
1259 |
|
cpu->cd.ppc.spr[spr]); |
1260 |
|
else |
1261 |
|
debug(": 0x%llx", (long long) |
1262 |
|
cpu->cd.ppc.spr[spr]); |
1263 |
|
} |
1264 |
|
debug(">"); |
1265 |
|
break; |
1266 |
|
case PPC_31_TLBIA: |
1267 |
|
debug("tlbia"); |
1268 |
|
break; |
1269 |
|
case PPC_31_SLBIA: |
1270 |
|
debug("slbia"); |
1271 |
|
break; |
1272 |
|
case PPC_31_TLBLD: |
1273 |
|
case PPC_31_TLBLI: |
1274 |
|
rb = (iword >> 11) & 31; |
1275 |
|
debug("tlbl%s\tr%i", xo == PPC_31_TLBLD? "d" : "i", rb); |
1276 |
break; |
break; |
1277 |
case PPC_31_TLBIE: |
case PPC_31_TLBIE: |
1278 |
/* TODO: what is ra? The IBM online docs didn't say */ |
/* TODO: what is ra? The IBM online docs didn't say */ |
1283 |
else |
else |
1284 |
debug("tlbie\tr%i", rb); |
debug("tlbie\tr%i", rb); |
1285 |
break; |
break; |
1286 |
|
case PPC_31_TLBSX_DOT: |
1287 |
|
rs = (iword >> 21) & 31; |
1288 |
|
ra = (iword >> 16) & 31; |
1289 |
|
rb = (iword >> 11) & 31; |
1290 |
|
debug("tlbsx.\tr%i,r%i,r%i", rs, ra, rb); |
1291 |
|
break; |
1292 |
case PPC_31_TLBSYNC: |
case PPC_31_TLBSYNC: |
1293 |
debug("tlbsync"); |
debug("tlbsync"); |
1294 |
break; |
break; |
1333 |
debug("%s\tr%i,r%i", mnem, ra, rb); |
debug("%s\tr%i,r%i", mnem, ra, rb); |
1334 |
break; |
break; |
1335 |
case PPC_31_SLW: |
case PPC_31_SLW: |
1336 |
|
case PPC_31_SLD: |
1337 |
case PPC_31_SRAW: |
case PPC_31_SRAW: |
1338 |
case PPC_31_SRW: |
case PPC_31_SRW: |
1339 |
case PPC_31_AND: |
case PPC_31_AND: |
1340 |
case PPC_31_ANDC: |
case PPC_31_ANDC: |
1341 |
case PPC_31_NOR: |
case PPC_31_NOR: |
1342 |
|
case PPC_31_EQV: |
1343 |
case PPC_31_OR: |
case PPC_31_OR: |
1344 |
case PPC_31_ORC: |
case PPC_31_ORC: |
1345 |
case PPC_31_XOR: |
case PPC_31_XOR: |
1354 |
switch (xo) { |
switch (xo) { |
1355 |
case PPC_31_SLW: mnem = |
case PPC_31_SLW: mnem = |
1356 |
power? "sl" : "slw"; break; |
power? "sl" : "slw"; break; |
1357 |
|
case PPC_31_SLD: mnem = "sld"; break; |
1358 |
case PPC_31_SRAW: mnem = |
case PPC_31_SRAW: mnem = |
1359 |
power? "sra" : "sraw"; break; |
power? "sra" : "sraw"; break; |
1360 |
case PPC_31_SRW: mnem = |
case PPC_31_SRW: mnem = |
1363 |
case PPC_31_NAND: mnem = "nand"; break; |
case PPC_31_NAND: mnem = "nand"; break; |
1364 |
case PPC_31_ANDC: mnem = "andc"; break; |
case PPC_31_ANDC: mnem = "andc"; break; |
1365 |
case PPC_31_NOR: mnem = "nor"; break; |
case PPC_31_NOR: mnem = "nor"; break; |
1366 |
|
case PPC_31_EQV: mnem = "eqv"; break; |
1367 |
case PPC_31_OR: mnem = "or"; break; |
case PPC_31_OR: mnem = "or"; break; |
1368 |
case PPC_31_ORC: mnem = "orc"; break; |
case PPC_31_ORC: mnem = "orc"; break; |
1369 |
case PPC_31_XOR: mnem = "xor"; break; |
case PPC_31_XOR: mnem = "xor"; break; |
1404 |
rs = (iword >> 21) & 31; |
rs = (iword >> 21) & 31; |
1405 |
spr = ((iword >> 6) & 0x3e0) + ((iword >> 16) & 31); |
spr = ((iword >> 6) & 0x3e0) + ((iword >> 16) & 31); |
1406 |
switch (spr) { |
switch (spr) { |
1407 |
|
/* Some very common ones: */ |
1408 |
case 8: debug("mtlr\tr%i", rs); break; |
case 8: debug("mtlr\tr%i", rs); break; |
1409 |
case 9: debug("mtctr\tr%i", rs); break; |
case 9: debug("mtctr\tr%i", rs); break; |
|
case 26: debug("mtsrr0\tr%i", rs); break; |
|
|
case 27: debug("mtsrr1\tr%i", rs); break; |
|
|
case 272: debug("mtsprg\t0,r%i", rs); break; |
|
|
case 273: debug("mtsprg\t1,r%i", rs); break; |
|
|
case 274: debug("mtsprg\t2,r%i", rs); break; |
|
|
case 275: debug("mtsprg\t3,r%i", rs); break; |
|
|
case 528: debug("mtibatu\t0,r%i", rs); break; |
|
|
case 529: debug("mtibatl\t0,r%i", rs); break; |
|
|
case 530: debug("mtibatu\t1,r%i", rs); break; |
|
|
case 531: debug("mtibatl\t1,r%i", rs); break; |
|
|
case 532: debug("mtibatu\t2,r%i", rs); break; |
|
|
case 533: debug("mtibatl\t2,r%i", rs); break; |
|
|
case 534: debug("mtibatu\t3,r%i", rs); break; |
|
|
case 535: debug("mtibatl\t3,r%i", rs); break; |
|
|
case 536: debug("mtdbatu\t0,r%i", rs); break; |
|
|
case 537: debug("mtdbatl\t0,r%i", rs); break; |
|
|
case 538: debug("mtdbatu\t1,r%i", rs); break; |
|
|
case 539: debug("mtdbatl\t1,r%i", rs); break; |
|
|
case 540: debug("mtdbatu\t2,r%i", rs); break; |
|
|
case 541: debug("mtdbatl\t2,r%i", rs); break; |
|
|
case 542: debug("mtdbatu\t3,r%i", rs); break; |
|
|
case 543: debug("mtdbatl\t3,r%i", rs); break; |
|
|
case 1008: debug("mtdbsr\tr%i", rs); break; |
|
1410 |
default:debug("mtspr\tspr%i,r%i", spr, rs); |
default:debug("mtspr\tspr%i,r%i", spr, rs); |
1411 |
} |
} |
1412 |
|
if (spr == 8 || spr == 9) |
1413 |
|
debug("\t"); |
1414 |
|
debug("\t<%s%s", running? "write to " : "", |
1415 |
|
ppc_spr_names[spr]==NULL? "?" : ppc_spr_names[spr]); |
1416 |
|
if (running) { |
1417 |
|
if (cpu->cd.ppc.bits == 32) |
1418 |
|
debug(": 0x%x", (int) |
1419 |
|
cpu->cd.ppc.gpr[rs]); |
1420 |
|
else |
1421 |
|
debug(": 0x%llx", (long long) |
1422 |
|
cpu->cd.ppc.gpr[rs]); |
1423 |
|
} |
1424 |
|
debug(">"); |
1425 |
break; |
break; |
1426 |
case PPC_31_SYNC: |
case PPC_31_SYNC: |
1427 |
debug("%s", power? "dcs" : "sync"); |
debug("%s", power? "dcs" : "sync"); |
1439 |
} |
} |
1440 |
debug("%s\tr%i,r%i,%i", mnem, rs, ra, nb); |
debug("%s\tr%i,r%i,%i", mnem, rs, ra, nb); |
1441 |
break; |
break; |
|
case PPC_31_LHBRX: |
|
|
case PPC_31_LWBRX: |
|
|
case PPC_31_STHBRX: |
|
|
case PPC_31_STWBRX: |
|
|
rt = (iword >> 21) & 31; /* stores use rs */ |
|
|
ra = (iword >> 16) & 31; |
|
|
rb = (iword >> 11) & 31; |
|
|
switch (xo) { |
|
|
case PPC_31_LHBRX: mnem = "lhbrx"; break; |
|
|
case PPC_31_LWBRX: mnem = power? |
|
|
"lbrx" : "lwbrx"; break; |
|
|
case PPC_31_STHBRX: mnem = "sthbrx"; break; |
|
|
case PPC_31_STWBRX: mnem = power? |
|
|
"stbrx" : "stwbrx"; break; |
|
|
} |
|
|
debug("%s\tr%i,r%i,r%i", mnem, rt, ra, rb); |
|
|
break; |
|
1442 |
case PPC_31_SRAWI: |
case PPC_31_SRAWI: |
1443 |
rs = (iword >> 21) & 31; |
rs = (iword >> 21) & 31; |
1444 |
ra = (iword >> 16) & 31; |
ra = (iword >> 16) & 31; |
1448 |
debug("%s%s\tr%i,r%i,%i", mnem, |
debug("%s%s\tr%i,r%i,%i", mnem, |
1449 |
rc? "." : "", ra, rs, sh); |
rc? "." : "", ra, rs, sh); |
1450 |
break; |
break; |
1451 |
|
case PPC_31_DSSALL: |
1452 |
|
debug("dssall"); |
1453 |
|
break; |
1454 |
case PPC_31_EIEIO: |
case PPC_31_EIEIO: |
1455 |
debug("%s", power? "eieio?" : "eieio"); |
debug("%s", power? "eieio?" : "eieio"); |
1456 |
break; |
break; |
1473 |
} |
} |
1474 |
debug("%s%s\tr%i,r%i", mnem, rc? "." : "", ra, rs); |
debug("%s%s\tr%i,r%i", mnem, rc? "." : "", ra, rs); |
1475 |
break; |
break; |
1476 |
|
case PPC_31_LVX: |
1477 |
|
case PPC_31_LVXL: |
1478 |
|
case PPC_31_STVX: |
1479 |
|
case PPC_31_STVXL: |
1480 |
|
rs = (iword >> 21) & 31; /* vs for stores, */ |
1481 |
|
ra = (iword >> 16) & 31; /* rs=vl for loads */ |
1482 |
|
rb = (iword >> 11) & 31; |
1483 |
|
rc = iword & 1; |
1484 |
|
switch (xo) { |
1485 |
|
case PPC_31_LVX: mnem = "lvx"; break; |
1486 |
|
case PPC_31_LVXL: mnem = "lvxl"; break; |
1487 |
|
case PPC_31_STVX: mnem = "stvx"; break; |
1488 |
|
case PPC_31_STVXL: mnem = "stvxl"; break; |
1489 |
|
} |
1490 |
|
debug("%s%s\tv%i,r%i,r%i", mnem, rc? "." : "", |
1491 |
|
rs, ra, rb); |
1492 |
|
break; |
1493 |
default: |
default: |
1494 |
debug("unimplemented hi6_31, xo = 0x%x", xo); |
debug("unimplemented hi6_31, xo = 0x%x", xo); |
1495 |
} |
} |
1496 |
break; |
break; |
1497 |
|
case PPC_HI6_LD: |
1498 |
case PPC_HI6_LWZ: |
case PPC_HI6_LWZ: |
1499 |
case PPC_HI6_LWZU: |
case PPC_HI6_LWZU: |
1500 |
case PPC_HI6_LHZ: |
case PPC_HI6_LHZ: |
1503 |
case PPC_HI6_LHAU: |
case PPC_HI6_LHAU: |
1504 |
case PPC_HI6_LBZ: |
case PPC_HI6_LBZ: |
1505 |
case PPC_HI6_LBZU: |
case PPC_HI6_LBZU: |
1506 |
|
case PPC_HI6_LFD: |
1507 |
|
case PPC_HI6_LFS: |
1508 |
case PPC_HI6_LMW: |
case PPC_HI6_LMW: |
1509 |
|
case PPC_HI6_STD: |
1510 |
case PPC_HI6_STW: |
case PPC_HI6_STW: |
1511 |
case PPC_HI6_STWU: |
case PPC_HI6_STWU: |
1512 |
case PPC_HI6_STH: |
case PPC_HI6_STH: |
1514 |
case PPC_HI6_STB: |
case PPC_HI6_STB: |
1515 |
case PPC_HI6_STBU: |
case PPC_HI6_STBU: |
1516 |
case PPC_HI6_STMW: |
case PPC_HI6_STMW: |
|
case PPC_HI6_LFD: |
|
1517 |
case PPC_HI6_STFD: |
case PPC_HI6_STFD: |
1518 |
|
case PPC_HI6_STFS: |
1519 |
/* NOTE: Loads use rt, not rs, but are otherwise similar |
/* NOTE: Loads use rt, not rs, but are otherwise similar |
1520 |
to stores */ |
to stores */ |
1521 |
load = 0; wlen = 0; |
load = 0; wlen = 0; |
1524 |
imm = (int16_t)(iword & 0xffff); |
imm = (int16_t)(iword & 0xffff); |
1525 |
fpreg = 0; |
fpreg = 0; |
1526 |
switch (hi6) { |
switch (hi6) { |
1527 |
|
case PPC_HI6_LD: load=1; wlen = 8; mnem = "ld"; break; |
1528 |
case PPC_HI6_LWZ: load=1; wlen = 4; |
case PPC_HI6_LWZ: load=1; wlen = 4; |
1529 |
mnem = power? "l" : "lwz"; break; |
mnem = power? "l" : "lwz"; break; |
1530 |
case PPC_HI6_LWZU: load=1; wlen = 4; |
case PPC_HI6_LWZU: load=1; wlen = 4; |
1541 |
mnem = "lbz"; break; |
mnem = "lbz"; break; |
1542 |
case PPC_HI6_LBZU: load=1; wlen = 1; |
case PPC_HI6_LBZU: load=1; wlen = 1; |
1543 |
mnem = "lbzu"; break; |
mnem = "lbzu"; break; |
1544 |
|
case PPC_HI6_LFD: load=1; fpreg=1; wlen=8; mnem = "lfd"; break; |
1545 |
|
case PPC_HI6_LFS: load=1; fpreg=1; wlen=4; mnem = "lfs"; break; |
1546 |
|
case PPC_HI6_STD: wlen=8; mnem = "std"; break; |
1547 |
case PPC_HI6_STW: wlen=4; mnem = power? "st" : "stw"; break; |
case PPC_HI6_STW: wlen=4; mnem = power? "st" : "stw"; break; |
1548 |
case PPC_HI6_STWU: wlen=4; mnem = power? "stu" : "stwu"; break; |
case PPC_HI6_STWU: wlen=4; mnem = power? "stu" : "stwu"; break; |
1549 |
case PPC_HI6_STH: wlen=2; mnem = "sth"; break; |
case PPC_HI6_STH: wlen=2; mnem = "sth"; break; |
1552 |
case PPC_HI6_STBU: wlen=1; mnem = "stbu"; break; |
case PPC_HI6_STBU: wlen=1; mnem = "stbu"; break; |
1553 |
case PPC_HI6_LMW: load=1; mnem = power? "lm" : "lmw"; break; |
case PPC_HI6_LMW: load=1; mnem = power? "lm" : "lmw"; break; |
1554 |
case PPC_HI6_STMW: mnem = power? "stm" : "stmw"; break; |
case PPC_HI6_STMW: mnem = power? "stm" : "stmw"; break; |
1555 |
case PPC_HI6_LFD: load=1; fpreg = 1; mnem = "lfd"; break; |
case PPC_HI6_STFD: fpreg=1; wlen=8; mnem = "stfd"; break; |
1556 |
case PPC_HI6_STFD: fpreg = 1; mnem = "stfd"; break; |
case PPC_HI6_STFS: fpreg=1; wlen=4; mnem = "stfs"; break; |
1557 |
} |
} |
1558 |
debug("%s\t", mnem); |
debug("%s\t", mnem); |
1559 |
if (fpreg) |
if (fpreg) |
1564 |
if (!running) |
if (!running) |
1565 |
break; |
break; |
1566 |
addr = (ra==0? 0 : cpu->cd.ppc.gpr[ra]) + imm; |
addr = (ra==0? 0 : cpu->cd.ppc.gpr[ra]) + imm; |
1567 |
|
if (cpu->cd.ppc.bits == 32) |
1568 |
|
addr &= 0xffffffff; |
1569 |
symbol = get_symbol_name(&cpu->machine->symbol_context, |
symbol = get_symbol_name(&cpu->machine->symbol_context, |
1570 |
addr, &offset); |
addr, &offset); |
1571 |
if (symbol != NULL) |
if (symbol != NULL) |
1610 |
int i; |
int i; |
1611 |
for (i=0; i<wlen; i++) |
for (i=0; i<wlen; i++) |
1612 |
tdata |= (cpu->cd.ppc.gpr[rs] & |
tdata |= (cpu->cd.ppc.gpr[rs] & |
1613 |
((uint64_t)0xff << i)); |
((uint64_t)0xff << (i*8))); |
1614 |
debug(": "); |
debug(": "); |
1615 |
if (wlen >= 4) { |
if (wlen >= 4) { |
1616 |
symbol = get_symbol_name(&cpu->machine-> |
symbol = get_symbol_name(&cpu->machine-> |
1618 |
if (symbol != NULL) |
if (symbol != NULL) |
1619 |
debug("%s", symbol); |
debug("%s", symbol); |
1620 |
else |
else |
1621 |
debug("0x%llx", |
debug("0x%llx", (long long)tdata); |
|
(long long)tdata); |
|
1622 |
} else { |
} else { |
1623 |
if (tdata > -256 && tdata < 256) |
if (tdata > -256 && tdata < 256) |
1624 |
debug("%i", (int)tdata); |
debug("%i", (int)tdata); |
1628 |
} |
} |
1629 |
debug(">"); |
debug(">"); |
1630 |
break; |
break; |
1631 |
|
case PPC_HI6_59: |
1632 |
|
xo = (iword >> 1) & 1023; |
1633 |
|
/* NOTE: Some floating point instructions only use the |
1634 |
|
lowest 5 bits of xo, some use all 10 bits! */ |
1635 |
|
switch (xo & 31) { |
1636 |
|
case PPC_59_FDIVS: |
1637 |
|
case PPC_59_FSUBS: |
1638 |
|
case PPC_59_FADDS: |
1639 |
|
case PPC_59_FMULS: |
1640 |
|
case PPC_59_FMADDS: |
1641 |
|
rt = (iword >> 21) & 31; |
1642 |
|
ra = (iword >> 16) & 31; |
1643 |
|
rb = (iword >> 11) & 31; |
1644 |
|
rs = (iword >> 6) & 31; /* actually frc */ |
1645 |
|
rc = iword & 1; |
1646 |
|
switch (xo & 31) { |
1647 |
|
case PPC_59_FDIVS: mnem = "fdivs"; break; |
1648 |
|
case PPC_59_FSUBS: mnem = "fsubs"; break; |
1649 |
|
case PPC_59_FADDS: mnem = "fadds"; break; |
1650 |
|
case PPC_59_FMULS: mnem = "fmuls"; break; |
1651 |
|
case PPC_59_FMADDS: mnem = "fmadds"; break; |
1652 |
|
} |
1653 |
|
debug("%s%s\t", mnem, rc? "." : ""); |
1654 |
|
switch (xo & 31) { |
1655 |
|
case PPC_59_FMULS: |
1656 |
|
debug("f%i,f%i,f%i", rt, ra, rs); |
1657 |
|
break; |
1658 |
|
case PPC_59_FMADDS: |
1659 |
|
debug("f%i,f%i,f%i,f%i", rt, ra, rs, rb); |
1660 |
|
break; |
1661 |
|
default:debug("f%i,f%i,f%i", rt, ra, rb); |
1662 |
|
} |
1663 |
|
break; |
1664 |
|
default:/* TODO: similar to hi6_63 */ |
1665 |
|
debug("unimplemented hi6_59, xo = 0x%x", xo); |
1666 |
|
} |
1667 |
|
break; |
1668 |
case PPC_HI6_63: |
case PPC_HI6_63: |
1669 |
xo = (iword >> 1) & 1023; |
xo = (iword >> 1) & 1023; |
1670 |
switch (xo) { |
/* NOTE: Some floating point instructions only use the |
1671 |
case PPC_63_FMR: |
lowest 5 bits of xo, some use all 10 bits! */ |
1672 |
|
switch (xo & 31) { |
1673 |
|
case PPC_63_FDIV: |
1674 |
|
case PPC_63_FSUB: |
1675 |
|
case PPC_63_FADD: |
1676 |
|
case PPC_63_FMUL: |
1677 |
|
case PPC_63_FMSUB: |
1678 |
|
case PPC_63_FMADD: |
1679 |
rt = (iword >> 21) & 31; |
rt = (iword >> 21) & 31; |
1680 |
ra = (iword >> 16) & 31; |
ra = (iword >> 16) & 31; |
1681 |
rb = (iword >> 11) & 31; |
rb = (iword >> 11) & 31; |
1682 |
|
rs = (iword >> 6) & 31; /* actually frc */ |
1683 |
|
rc = iword & 1; |
1684 |
|
switch (xo & 31) { |
1685 |
|
case PPC_63_FDIV: |
1686 |
|
mnem = power? "fd" : "fdiv"; break; |
1687 |
|
case PPC_63_FSUB: |
1688 |
|
mnem = power? "fs" : "fsub"; break; |
1689 |
|
case PPC_63_FADD: |
1690 |
|
mnem = power? "fa" : "fadd"; break; |
1691 |
|
case PPC_63_FMUL: |
1692 |
|
mnem = power? "fm" : "fmul"; break; |
1693 |
|
case PPC_63_FMSUB: |
1694 |
|
mnem = power? "fms" : "fmsub"; break; |
1695 |
|
case PPC_63_FMADD: |
1696 |
|
mnem = power? "fma" : "fmadd"; break; |
1697 |
|
} |
1698 |
|
debug("%s%s\t", mnem, rc? "." : ""); |
1699 |
|
switch (xo & 31) { |
1700 |
|
case PPC_63_FMUL: |
1701 |
|
debug("f%i,f%i,f%i", rt, ra, rs); |
1702 |
|
break; |
1703 |
|
case PPC_63_FMADD: |
1704 |
|
debug("f%i,f%i,f%i,f%i", rt, ra, rs, rb); |
1705 |
|
break; |
1706 |
|
default:debug("f%i,f%i,f%i", rt, ra, rb); |
1707 |
|
} |
1708 |
|
break; |
1709 |
|
default:rt = (iword >> 21) & 31; |
1710 |
|
ra = (iword >> 16) & 31; |
1711 |
|
rb = (iword >> 11) & 31; |
1712 |
rc = iword & 1; |
rc = iword & 1; |
1713 |
switch (xo) { |
switch (xo) { |
1714 |
|
case PPC_63_FCMPU: |
1715 |
|
case PPC_63_FRSP: |
1716 |
|
case PPC_63_FCTIWZ: |
1717 |
|
case PPC_63_FNEG: |
1718 |
case PPC_63_FMR: |
case PPC_63_FMR: |
1719 |
debug("fmr%s\tf%i,f%i", rc? "." : "", rt, rb); |
case PPC_63_FNABS: |
1720 |
|
case PPC_63_FABS: |
1721 |
|
switch (xo) { |
1722 |
|
case PPC_63_FCMPU: mnem = "fcmpu"; break; |
1723 |
|
case PPC_63_FCTIWZ: |
1724 |
|
mnem = power? "fcirz" : "fctiwz"; break; |
1725 |
|
case PPC_63_FRSP: mnem = "frsp"; break; |
1726 |
|
case PPC_63_FNEG: mnem = "fneg"; break; |
1727 |
|
case PPC_63_FMR: mnem = "fmr"; break; |
1728 |
|
case PPC_63_FNABS: mnem = "fnabs"; break; |
1729 |
|
case PPC_63_FABS: mnem = "fabs"; break; |
1730 |
|
} |
1731 |
|
debug("%s%s\t", mnem, rc? "." : ""); |
1732 |
|
switch (xo) { |
1733 |
|
case PPC_63_FCMPU: |
1734 |
|
debug("%i,f%i,f%i", rt >> 2, ra, rb); |
1735 |
|
break; |
1736 |
|
case PPC_63_FCTIWZ: |
1737 |
|
case PPC_63_FRSP: |
1738 |
|
case PPC_63_FNEG: |
1739 |
|
case PPC_63_FMR: |
1740 |
|
case PPC_63_FNABS: |
1741 |
|
case PPC_63_FABS: |
1742 |
|
debug("f%i,f%i", rt, rb); |
1743 |
|
break; |
1744 |
|
default:debug("f%i,f%i,f%i", rt, ra, rb); |
1745 |
|
} |
1746 |
break; |
break; |
1747 |
|
case PPC_63_MFFS: |
1748 |
|
debug("mffs%s\tf%i", rc?".":"", rt); |
1749 |
|
break; |
1750 |
|
case PPC_63_MTFSF: |
1751 |
|
ra = (iword >> 17) & 255; /* flm */ |
1752 |
|
debug("mtfsf%s\t0x%02x,f%i", rc?".":"", ra, rb); |
1753 |
|
break; |
1754 |
|
default:debug("unimplemented hi6_63, xo = 0x%x", xo); |
1755 |
} |
} |
|
break; |
|
|
default: |
|
|
debug("unimplemented hi6_31, xo = 0x%x", xo); |
|
1756 |
} |
} |
1757 |
break; |
break; |
1758 |
default: |
default: |
1766 |
|
|
1767 |
|
|
1768 |
/* |
/* |
1769 |
|
* debug_spr_usage(): |
1770 |
|
* |
1771 |
|
* Helper function. To speed up overall development speed of the emulator, |
1772 |
|
* all SPR accesses are allowed. This function causes unknown/unimplemented |
1773 |
|
* SPRs to give a warning. |
1774 |
|
*/ |
1775 |
|
static void debug_spr_usage(uint64_t pc, int spr) |
1776 |
|
{ |
1777 |
|
static uint32_t spr_used[1024 / sizeof(uint32_t)]; |
1778 |
|
static int initialized = 0; |
1779 |
|
|
1780 |
|
if (!initialized) { |
1781 |
|
memset(spr_used, 0, sizeof(spr_used)); |
1782 |
|
initialized = 1; |
1783 |
|
} |
1784 |
|
|
1785 |
|
spr &= 1023; |
1786 |
|
if (spr_used[spr >> 2] & (1 << (spr & 3))) |
1787 |
|
return; |
1788 |
|
|
1789 |
|
switch (spr) { |
1790 |
|
/* Known/implemented SPRs: */ |
1791 |
|
case SPR_XER: |
1792 |
|
case SPR_LR: |
1793 |
|
case SPR_CTR: |
1794 |
|
case SPR_DSISR: |
1795 |
|
case SPR_DAR: |
1796 |
|
case SPR_DEC: |
1797 |
|
case SPR_SDR1: |
1798 |
|
case SPR_SRR0: |
1799 |
|
case SPR_SRR1: |
1800 |
|
case SPR_SPRG0: |
1801 |
|
case SPR_SPRG1: |
1802 |
|
case SPR_SPRG2: |
1803 |
|
case SPR_SPRG3: |
1804 |
|
case SPR_PVR: |
1805 |
|
case SPR_DMISS: |
1806 |
|
case SPR_DCMP: |
1807 |
|
case SPR_HASH1: |
1808 |
|
case SPR_HASH2: |
1809 |
|
case SPR_IMISS: |
1810 |
|
case SPR_ICMP: |
1811 |
|
case SPR_DBSR: |
1812 |
|
case SPR_PIR: |
1813 |
|
break; |
1814 |
|
default:if (spr >= SPR_IBAT0U && spr <= SPR_DBAT3L) { |
1815 |
|
break; |
1816 |
|
} else |
1817 |
|
fatal("[ using UNIMPLEMENTED spr %i (%s), pc = " |
1818 |
|
"0x%llx ]\n", spr, ppc_spr_names[spr] == NULL? |
1819 |
|
"UNKNOWN" : ppc_spr_names[spr], (long long)pc); |
1820 |
|
} |
1821 |
|
|
1822 |
|
spr_used[spr >> 2] |= (1 << (spr & 3)); |
1823 |
|
} |
1824 |
|
|
1825 |
|
|
1826 |
|
/* |
1827 |
* update_cr0(): |
* update_cr0(): |
1828 |
* |
* |
1829 |
* Sets the top 4 bits of the CR register. |
* Sets the top 4 bits of the CR register. |
1849 |
} |
} |
1850 |
|
|
1851 |
/* SO bit, copied from XER: */ |
/* SO bit, copied from XER: */ |
1852 |
c |= ((cpu->cd.ppc.xer >> 31) & 1); |
c |= ((cpu->cd.ppc.spr[SPR_XER] >> 31) & 1); |
1853 |
|
|
1854 |
cpu->cd.ppc.cr &= ~((uint32_t)0xf << 28); |
cpu->cd.ppc.cr &= ~((uint32_t)0xf << 28); |
1855 |
cpu->cd.ppc.cr |= ((uint32_t)c << 28); |
cpu->cd.ppc.cr |= ((uint32_t)c << 28); |
1861 |
|
|
1862 |
#include "tmp_ppc_tail.c" |
#include "tmp_ppc_tail.c" |
1863 |
|
|
1864 |
|
|