Revision 76a66253 target-ppc/translate.c
b/target-ppc/translate.c | ||
---|---|---|
1 | 1 |
/* |
2 | 2 |
* PowerPC emulation for qemu: main translation routines. |
3 | 3 |
* |
4 |
* Copyright (c) 2003-2005 Jocelyn Mayer
|
|
4 |
* Copyright (c) 2003-2007 Jocelyn Mayer
|
|
5 | 5 |
* |
6 | 6 |
* This library is free software; you can redistribute it and/or |
7 | 7 |
* modify it under the terms of the GNU Lesser General Public |
... | ... | |
29 | 29 |
|
30 | 30 |
//#define DO_SINGLE_STEP |
31 | 31 |
//#define PPC_DEBUG_DISAS |
32 |
//#define DO_PPC_STATISTICS |
|
32 | 33 |
|
33 | 34 |
#ifdef USE_DIRECT_JUMP |
34 | 35 |
#define TBPARAM(x) |
... | ... | |
96 | 97 |
GEN8(gen_op_load_fpscr_T0, gen_op_load_fpscr_T0_fpscr); |
97 | 98 |
GEN8(gen_op_store_T0_fpscr, gen_op_store_T0_fpscr_fpscr); |
98 | 99 |
GEN8(gen_op_clear_fpscr, gen_op_clear_fpscr_fpscr); |
99 |
static GenOpFunc1 *gen_op_store_T0_fpscri_fpscr_table[8] = { |
|
100 |
&gen_op_store_T0_fpscri_fpscr0, |
|
101 |
&gen_op_store_T0_fpscri_fpscr1, |
|
102 |
&gen_op_store_T0_fpscri_fpscr2, |
|
103 |
&gen_op_store_T0_fpscri_fpscr3, |
|
104 |
&gen_op_store_T0_fpscri_fpscr4, |
|
105 |
&gen_op_store_T0_fpscri_fpscr5, |
|
106 |
&gen_op_store_T0_fpscri_fpscr6, |
|
107 |
&gen_op_store_T0_fpscri_fpscr7, |
|
108 |
}; |
|
109 | 100 |
static inline void gen_op_store_T0_fpscri(int n, uint8_t param) |
110 | 101 |
{ |
111 |
(*gen_op_store_T0_fpscri_fpscr_table[n])(param); |
|
102 |
gen_op_set_T0(param); |
|
103 |
gen_op_store_T0_fpscr(n); |
|
112 | 104 |
} |
113 | 105 |
|
114 |
/* Segment register moves */ |
|
115 |
GEN16(gen_op_load_sr, gen_op_load_sr); |
|
116 |
GEN16(gen_op_store_sr, gen_op_store_sr); |
|
117 |
|
|
118 | 106 |
/* General purpose registers moves */ |
119 | 107 |
GEN32(gen_op_load_gpr_T0, gen_op_load_gpr_T0_gpr); |
120 | 108 |
GEN32(gen_op_load_gpr_T1, gen_op_load_gpr_T1_gpr); |
... | ... | |
122 | 110 |
|
123 | 111 |
GEN32(gen_op_store_T0_gpr, gen_op_store_T0_gpr_gpr); |
124 | 112 |
GEN32(gen_op_store_T1_gpr, gen_op_store_T1_gpr_gpr); |
113 |
#if 0 // unused |
|
125 | 114 |
GEN32(gen_op_store_T2_gpr, gen_op_store_T2_gpr_gpr); |
115 |
#endif |
|
126 | 116 |
|
127 | 117 |
/* floating point registers moves */ |
128 | 118 |
GEN32(gen_op_load_fpr_FT0, gen_op_load_fpr_FT0_fpr); |
... | ... | |
130 | 120 |
GEN32(gen_op_load_fpr_FT2, gen_op_load_fpr_FT2_fpr); |
131 | 121 |
GEN32(gen_op_store_FT0_fpr, gen_op_store_FT0_fpr_fpr); |
132 | 122 |
GEN32(gen_op_store_FT1_fpr, gen_op_store_FT1_fpr_fpr); |
123 |
#if 0 // unused |
|
133 | 124 |
GEN32(gen_op_store_FT2_fpr, gen_op_store_FT2_fpr_fpr); |
134 |
|
|
135 |
static uint8_t spr_access[1024 / 2]; |
|
125 |
#endif |
|
136 | 126 |
|
137 | 127 |
/* internal defines */ |
138 | 128 |
typedef struct DisasContext { |
... | ... | |
158 | 148 |
uint32_t type; |
159 | 149 |
/* handler */ |
160 | 150 |
void (*handler)(DisasContext *ctx); |
151 |
#if defined(DO_PPC_STATISTICS) |
|
152 |
const unsigned char *oname; |
|
153 |
uint64_t count; |
|
154 |
#endif |
|
161 | 155 |
}; |
162 | 156 |
|
157 |
static inline void gen_set_Rc0 (DisasContext *ctx) |
|
158 |
{ |
|
159 |
gen_op_cmpi(0); |
|
160 |
gen_op_set_Rc0(); |
|
161 |
} |
|
162 |
|
|
163 | 163 |
#define RET_EXCP(ctx, excp, error) \ |
164 | 164 |
do { \ |
165 | 165 |
if ((ctx)->exception == EXCP_NONE) { \ |
... | ... | |
209 | 209 |
|
210 | 210 |
/*** Instruction decoding ***/ |
211 | 211 |
#define EXTRACT_HELPER(name, shift, nb) \ |
212 |
static inline uint32_t name (uint32_t opcode) \
|
|
212 |
static inline target_ulong name (uint32_t opcode) \
|
|
213 | 213 |
{ \ |
214 | 214 |
return (opcode >> (shift)) & ((1 << (nb)) - 1); \ |
215 | 215 |
} |
216 | 216 |
|
217 | 217 |
#define EXTRACT_SHELPER(name, shift, nb) \ |
218 |
static inline int32_t name (uint32_t opcode) \
|
|
218 |
static inline target_long name (uint32_t opcode) \
|
|
219 | 219 |
{ \ |
220 | 220 |
return (int16_t)((opcode >> (shift)) & ((1 << (nb)) - 1)); \ |
221 | 221 |
} |
... | ... | |
278 | 278 |
/* Displacement */ |
279 | 279 |
EXTRACT_SHELPER(d, 0, 16); |
280 | 280 |
/* Immediate address */ |
281 |
static inline uint32_t LI (uint32_t opcode)
|
|
281 |
static inline target_ulong LI (uint32_t opcode)
|
|
282 | 282 |
{ |
283 | 283 |
return (opcode >> 0) & 0x03FFFFFC; |
284 | 284 |
} |
... | ... | |
296 | 296 |
EXTRACT_HELPER(LK, 0, 1); |
297 | 297 |
|
298 | 298 |
/* Create a mask between <start> and <end> bits */ |
299 |
static inline uint32_t MASK (uint32_t start, uint32_t end)
|
|
299 |
static inline target_ulong MASK (uint32_t start, uint32_t end)
|
|
300 | 300 |
{ |
301 |
uint32_t ret;
|
|
301 |
target_ulong ret;
|
|
302 | 302 |
|
303 |
ret = (((uint32_t)(-1)) >> (start)) ^ (((uint32_t)(-1) >> (end)) >> 1); |
|
304 |
if (start > end) |
|
305 |
return ~ret; |
|
303 |
#if defined(TARGET_PPC64) |
|
304 |
if (likely(start == 0)) { |
|
305 |
ret = (uint64_t)(-1ULL) << (63 - end); |
|
306 |
} else if (likely(end == 63)) { |
|
307 |
ret = (uint64_t)(-1ULL) >> start; |
|
308 |
} |
|
309 |
#else |
|
310 |
if (likely(start == 0)) { |
|
311 |
ret = (uint32_t)(-1ULL) << (31 - end); |
|
312 |
} else if (likely(end == 31)) { |
|
313 |
ret = (uint32_t)(-1ULL) >> start; |
|
314 |
} |
|
315 |
#endif |
|
316 |
else { |
|
317 |
ret = (((target_ulong)(-1ULL)) >> (start)) ^ |
|
318 |
(((target_ulong)(-1ULL) >> (end)) >> 1); |
|
319 |
if (unlikely(start > end)) |
|
320 |
return ~ret; |
|
321 |
} |
|
306 | 322 |
|
307 | 323 |
return ret; |
308 | 324 |
} |
... | ... | |
320 | 336 |
__attribute__ ((section(".opcodes"), unused, aligned (OPC_ALIGN) )) |
321 | 337 |
#endif |
322 | 338 |
|
339 |
#if defined(DO_PPC_STATISTICS) |
|
323 | 340 |
#define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \ |
324 | 341 |
OPCODES_SECTION opcode_t opc_##name = { \ |
325 | 342 |
.opc1 = op1, \ |
... | ... | |
330 | 347 |
.inval = invl, \ |
331 | 348 |
.type = _typ, \ |
332 | 349 |
.handler = &gen_##name, \ |
350 |
.oname = stringify(name), \ |
|
333 | 351 |
}, \ |
334 | 352 |
.oname = stringify(name), \ |
335 | 353 |
} |
354 |
#else |
|
355 |
#define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \ |
|
356 |
OPCODES_SECTION opcode_t opc_##name = { \ |
|
357 |
.opc1 = op1, \ |
|
358 |
.opc2 = op2, \ |
|
359 |
.opc3 = op3, \ |
|
360 |
.pad = { 0, }, \ |
|
361 |
.handler = { \ |
|
362 |
.inval = invl, \ |
|
363 |
.type = _typ, \ |
|
364 |
.handler = &gen_##name, \ |
|
365 |
}, \ |
|
366 |
.oname = stringify(name), \ |
|
367 |
} |
|
368 |
#endif |
|
336 | 369 |
|
337 | 370 |
#define GEN_OPCODE_MARK(name) \ |
338 | 371 |
OPCODES_SECTION opcode_t opc_##name = { \ |
... | ... | |
370 | 403 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
371 | 404 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
372 | 405 |
gen_op_##name(); \ |
373 |
if (Rc(ctx->opcode) != 0) \ |
|
374 |
gen_op_set_Rc0(); \ |
|
375 | 406 |
gen_op_store_T0_gpr(rD(ctx->opcode)); \ |
407 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
|
408 |
gen_set_Rc0(ctx); \ |
|
376 | 409 |
} |
377 | 410 |
|
378 | 411 |
#define __GEN_INT_ARITH2_O(name, opc1, opc2, opc3, inval) \ |
... | ... | |
381 | 414 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
382 | 415 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
383 | 416 |
gen_op_##name(); \ |
384 |
if (Rc(ctx->opcode) != 0) \ |
|
385 |
gen_op_set_Rc0(); \ |
|
386 | 417 |
gen_op_store_T0_gpr(rD(ctx->opcode)); \ |
418 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
|
419 |
gen_set_Rc0(ctx); \ |
|
387 | 420 |
} |
388 | 421 |
|
389 | 422 |
#define __GEN_INT_ARITH1(name, opc1, opc2, opc3) \ |
... | ... | |
391 | 424 |
{ \ |
392 | 425 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
393 | 426 |
gen_op_##name(); \ |
394 |
if (Rc(ctx->opcode) != 0) \ |
|
395 |
gen_op_set_Rc0(); \ |
|
396 | 427 |
gen_op_store_T0_gpr(rD(ctx->opcode)); \ |
428 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
|
429 |
gen_set_Rc0(ctx); \ |
|
397 | 430 |
} |
398 | 431 |
#define __GEN_INT_ARITH1_O(name, opc1, opc2, opc3) \ |
399 | 432 |
GEN_HANDLER(name, opc1, opc2, opc3, 0x0000F800, PPC_INTEGER) \ |
400 | 433 |
{ \ |
401 | 434 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
402 | 435 |
gen_op_##name(); \ |
403 |
if (Rc(ctx->opcode) != 0) \ |
|
404 |
gen_op_set_Rc0(); \ |
|
405 | 436 |
gen_op_store_T0_gpr(rD(ctx->opcode)); \ |
437 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
|
438 |
gen_set_Rc0(ctx); \ |
|
406 | 439 |
} |
407 | 440 |
|
408 | 441 |
/* Two operands arithmetic functions */ |
... | ... | |
454 | 487 |
/* addi */ |
455 | 488 |
GEN_HANDLER(addi, 0x0E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
456 | 489 |
{ |
457 |
int32_t simm = SIMM(ctx->opcode);
|
|
490 |
target_long simm = SIMM(ctx->opcode);
|
|
458 | 491 |
|
459 | 492 |
if (rA(ctx->opcode) == 0) { |
493 |
/* li case */ |
|
460 | 494 |
gen_op_set_T0(simm); |
461 | 495 |
} else { |
462 | 496 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
463 |
gen_op_addi(simm); |
|
497 |
if (likely(simm != 0)) |
|
498 |
gen_op_addi(simm); |
|
464 | 499 |
} |
465 | 500 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
466 | 501 |
} |
467 | 502 |
/* addic */ |
468 | 503 |
GEN_HANDLER(addic, 0x0C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
469 | 504 |
{ |
505 |
target_long simm = SIMM(ctx->opcode); |
|
506 |
|
|
470 | 507 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
471 |
gen_op_addic(SIMM(ctx->opcode)); |
|
508 |
if (likely(simm != 0)) |
|
509 |
gen_op_addic(SIMM(ctx->opcode)); |
|
472 | 510 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
473 | 511 |
} |
474 | 512 |
/* addic. */ |
475 | 513 |
GEN_HANDLER(addic_, 0x0D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
476 | 514 |
{ |
515 |
target_long simm = SIMM(ctx->opcode); |
|
516 |
|
|
477 | 517 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
478 |
gen_op_addic(SIMM(ctx->opcode));
|
|
479 |
gen_op_set_Rc0();
|
|
518 |
if (likely(simm != 0))
|
|
519 |
gen_op_addic(SIMM(ctx->opcode));
|
|
480 | 520 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
521 |
gen_set_Rc0(ctx); |
|
481 | 522 |
} |
482 | 523 |
/* addis */ |
483 | 524 |
GEN_HANDLER(addis, 0x0F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
484 | 525 |
{ |
485 |
int32_t simm = SIMM(ctx->opcode);
|
|
526 |
target_long simm = SIMM(ctx->opcode);
|
|
486 | 527 |
|
487 | 528 |
if (rA(ctx->opcode) == 0) { |
529 |
/* lis case */ |
|
488 | 530 |
gen_op_set_T0(simm << 16); |
489 | 531 |
} else { |
490 | 532 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
491 |
gen_op_addi(simm << 16); |
|
533 |
if (likely(simm != 0)) |
|
534 |
gen_op_addi(simm << 16); |
|
492 | 535 |
} |
493 | 536 |
gen_op_store_T0_gpr(rD(ctx->opcode)); |
494 | 537 |
} |
... | ... | |
543 | 586 |
gen_op_load_gpr_T0(rS(ctx->opcode)); \ |
544 | 587 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
545 | 588 |
gen_op_##name(); \ |
546 |
if (Rc(ctx->opcode) != 0) \ |
|
547 |
gen_op_set_Rc0(); \ |
|
548 | 589 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
590 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
|
591 |
gen_set_Rc0(ctx); \ |
|
549 | 592 |
} |
550 | 593 |
#define GEN_LOGICAL2(name, opc) \ |
551 | 594 |
__GEN_LOGICAL2(name, 0x1C, opc) |
... | ... | |
555 | 598 |
{ \ |
556 | 599 |
gen_op_load_gpr_T0(rS(ctx->opcode)); \ |
557 | 600 |
gen_op_##name(); \ |
558 |
if (Rc(ctx->opcode) != 0) \ |
|
559 |
gen_op_set_Rc0(); \ |
|
560 | 601 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
602 |
if (unlikely(Rc(ctx->opcode) != 0)) \ |
|
603 |
gen_set_Rc0(ctx); \ |
|
561 | 604 |
} |
562 | 605 |
|
563 | 606 |
/* and & and. */ |
... | ... | |
568 | 611 |
GEN_HANDLER(andi_, 0x1C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
569 | 612 |
{ |
570 | 613 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
571 |
gen_op_andi_(UIMM(ctx->opcode)); |
|
572 |
gen_op_set_Rc0(); |
|
614 |
gen_op_andi_T0(UIMM(ctx->opcode)); |
|
573 | 615 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
616 |
gen_set_Rc0(ctx); |
|
574 | 617 |
} |
575 | 618 |
/* andis. */ |
576 | 619 |
GEN_HANDLER(andis_, 0x1D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
577 | 620 |
{ |
578 | 621 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
579 |
gen_op_andi_(UIMM(ctx->opcode) << 16); |
|
580 |
gen_op_set_Rc0(); |
|
622 |
gen_op_andi_T0(UIMM(ctx->opcode) << 16); |
|
581 | 623 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
624 |
gen_set_Rc0(ctx); |
|
582 | 625 |
} |
583 | 626 |
|
584 | 627 |
/* cntlzw */ |
... | ... | |
597 | 640 |
/* or & or. */ |
598 | 641 |
GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER) |
599 | 642 |
{ |
600 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
|
601 |
/* Optimisation for mr case */ |
|
602 |
if (rS(ctx->opcode) != rB(ctx->opcode)) { |
|
603 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
|
604 |
gen_op_or(); |
|
643 |
int rs, ra, rb; |
|
644 |
|
|
645 |
rs = rS(ctx->opcode); |
|
646 |
ra = rA(ctx->opcode); |
|
647 |
rb = rB(ctx->opcode); |
|
648 |
/* Optimisation for mr. ri case */ |
|
649 |
if (rs != ra || rs != rb) { |
|
650 |
gen_op_load_gpr_T0(rs); |
|
651 |
if (rs != rb) { |
|
652 |
gen_op_load_gpr_T1(rb); |
|
653 |
gen_op_or(); |
|
654 |
} |
|
655 |
gen_op_store_T0_gpr(ra); |
|
656 |
if (unlikely(Rc(ctx->opcode) != 0)) |
|
657 |
gen_set_Rc0(ctx); |
|
658 |
} else if (unlikely(Rc(ctx->opcode) != 0)) { |
|
659 |
gen_op_load_gpr_T0(rs); |
|
660 |
gen_set_Rc0(ctx); |
|
605 | 661 |
} |
606 |
if (Rc(ctx->opcode) != 0) |
|
607 |
gen_op_set_Rc0(); |
|
608 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
|
609 | 662 |
} |
610 | 663 |
|
611 | 664 |
/* orc & orc. */ |
... | ... | |
619 | 672 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
620 | 673 |
gen_op_xor(); |
621 | 674 |
} else { |
622 |
gen_op_set_T0(0);
|
|
675 |
gen_op_reset_T0();
|
|
623 | 676 |
} |
624 |
if (Rc(ctx->opcode) != 0) |
|
625 |
gen_op_set_Rc0(); |
|
626 | 677 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
678 |
if (unlikely(Rc(ctx->opcode) != 0)) |
|
679 |
gen_set_Rc0(ctx); |
|
627 | 680 |
} |
628 | 681 |
/* ori */ |
629 | 682 |
GEN_HANDLER(ori, 0x18, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
630 | 683 |
{ |
631 |
uint32_t uimm = UIMM(ctx->opcode);
|
|
684 |
target_ulong uimm = UIMM(ctx->opcode);
|
|
632 | 685 |
|
633 | 686 |
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { |
634 | 687 |
/* NOP */ |
688 |
/* XXX: should handle special NOPs for POWER series */ |
|
635 | 689 |
return; |
636 |
}
|
|
637 |
gen_op_load_gpr_T0(rS(ctx->opcode));
|
|
638 |
if (uimm != 0)
|
|
690 |
} |
|
691 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
|
692 |
if (likely(uimm != 0))
|
|
639 | 693 |
gen_op_ori(uimm); |
640 |
gen_op_store_T0_gpr(rA(ctx->opcode));
|
|
694 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
|
641 | 695 |
} |
642 | 696 |
/* oris */ |
643 | 697 |
GEN_HANDLER(oris, 0x19, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
644 | 698 |
{ |
645 |
uint32_t uimm = UIMM(ctx->opcode);
|
|
699 |
target_ulong uimm = UIMM(ctx->opcode);
|
|
646 | 700 |
|
647 | 701 |
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { |
648 | 702 |
/* NOP */ |
649 | 703 |
return; |
650 |
}
|
|
651 |
gen_op_load_gpr_T0(rS(ctx->opcode));
|
|
652 |
if (uimm != 0)
|
|
704 |
} |
|
705 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
|
706 |
if (likely(uimm != 0))
|
|
653 | 707 |
gen_op_ori(uimm << 16); |
654 |
gen_op_store_T0_gpr(rA(ctx->opcode));
|
|
708 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
|
655 | 709 |
} |
656 | 710 |
/* xori */ |
657 | 711 |
GEN_HANDLER(xori, 0x1A, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
658 | 712 |
{ |
659 |
uint32_t uimm = UIMM(ctx->opcode);
|
|
713 |
target_ulong uimm = UIMM(ctx->opcode);
|
|
660 | 714 |
|
661 | 715 |
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { |
662 | 716 |
/* NOP */ |
663 | 717 |
return; |
664 | 718 |
} |
665 | 719 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
666 |
if (uimm != 0)
|
|
667 |
gen_op_xori(uimm); |
|
720 |
if (likely(uimm != 0))
|
|
721 |
gen_op_xori(uimm);
|
|
668 | 722 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
669 | 723 |
} |
670 | 724 |
|
671 | 725 |
/* xoris */ |
672 | 726 |
GEN_HANDLER(xoris, 0x1B, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
673 | 727 |
{ |
674 |
uint32_t uimm = UIMM(ctx->opcode);
|
|
728 |
target_ulong uimm = UIMM(ctx->opcode);
|
|
675 | 729 |
|
676 | 730 |
if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) { |
677 | 731 |
/* NOP */ |
678 | 732 |
return; |
679 | 733 |
} |
680 | 734 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
681 |
if (uimm != 0)
|
|
682 |
gen_op_xori(uimm << 16); |
|
735 |
if (likely(uimm != 0))
|
|
736 |
gen_op_xori(uimm << 16);
|
|
683 | 737 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
684 | 738 |
} |
685 | 739 |
|
... | ... | |
687 | 741 |
/* rlwimi & rlwimi. */ |
688 | 742 |
GEN_HANDLER(rlwimi, 0x14, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
689 | 743 |
{ |
690 |
uint32_t mb, me; |
|
744 |
target_ulong mask; |
|
745 |
uint32_t mb, me, sh; |
|
746 |
int n; |
|
691 | 747 |
|
692 | 748 |
mb = MB(ctx->opcode); |
693 | 749 |
me = ME(ctx->opcode); |
750 |
sh = SH(ctx->opcode); |
|
751 |
n = me + 1 - mb; |
|
752 |
if (likely(sh == 0)) { |
|
753 |
if (likely(mb == 0 && me == 31)) { |
|
754 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
|
755 |
goto do_store; |
|
756 |
} else if (likely(mb == 31 && me == 0)) { |
|
757 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
|
758 |
goto do_store; |
|
759 |
} |
|
760 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
|
761 |
gen_op_load_gpr_T1(rA(ctx->opcode)); |
|
762 |
goto do_mask; |
|
763 |
} |
|
694 | 764 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
695 | 765 |
gen_op_load_gpr_T1(rA(ctx->opcode)); |
696 |
gen_op_rlwimi(SH(ctx->opcode), MASK(mb, me), ~MASK(mb, me)); |
|
697 |
if (Rc(ctx->opcode) != 0) |
|
698 |
gen_op_set_Rc0(); |
|
766 |
gen_op_rotli32_T0(SH(ctx->opcode)); |
|
767 |
do_mask: |
|
768 |
#if defined(TARGET_PPC64) |
|
769 |
mb += 32; |
|
770 |
me += 32; |
|
771 |
#endif |
|
772 |
mask = MASK(mb, me); |
|
773 |
gen_op_andi_T0(mask); |
|
774 |
gen_op_andi_T1(~mask); |
|
775 |
gen_op_or(); |
|
776 |
do_store: |
|
699 | 777 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
778 |
if (unlikely(Rc(ctx->opcode) != 0)) |
|
779 |
gen_set_Rc0(ctx); |
|
700 | 780 |
} |
701 | 781 |
/* rlwinm & rlwinm. */ |
702 | 782 |
GEN_HANDLER(rlwinm, 0x15, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
... | ... | |
707 | 787 |
mb = MB(ctx->opcode); |
708 | 788 |
me = ME(ctx->opcode); |
709 | 789 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
710 |
#if 1 // TRY |
|
711 |
if (sh == 0) { |
|
712 |
gen_op_andi_(MASK(mb, me)); |
|
713 |
goto store; |
|
714 |
} |
|
715 |
#endif |
|
716 |
if (mb == 0) { |
|
717 |
if (me == 31) { |
|
718 |
gen_op_rotlwi(sh); |
|
719 |
goto store; |
|
720 |
#if 0 |
|
721 |
} else if (me == (31 - sh)) { |
|
722 |
gen_op_slwi(sh); |
|
723 |
goto store; |
|
724 |
#endif |
|
790 |
if (likely(sh == 0)) { |
|
791 |
goto do_mask; |
|
792 |
} |
|
793 |
if (likely(mb == 0)) { |
|
794 |
if (likely(me == 31)) { |
|
795 |
gen_op_rotli32_T0(sh); |
|
796 |
goto do_store; |
|
797 |
} else if (likely(me == (31 - sh))) { |
|
798 |
gen_op_sli_T0(sh); |
|
799 |
goto do_store; |
|
725 | 800 |
} |
726 |
} else if (me == 31) { |
|
727 |
#if 0 |
|
728 |
if (sh == (32 - mb)) { |
|
729 |
gen_op_srwi(mb); |
|
730 |
goto store; |
|
801 |
} else if (likely(me == 31)) { |
|
802 |
if (likely(sh == (32 - mb))) { |
|
803 |
gen_op_srli_T0(mb); |
|
804 |
goto do_store; |
|
731 | 805 |
} |
732 |
#endif |
|
733 | 806 |
} |
734 |
gen_op_rlwinm(sh, MASK(mb, me)); |
|
735 |
store: |
|
736 |
if (Rc(ctx->opcode) != 0) |
|
737 |
gen_op_set_Rc0(); |
|
807 |
gen_op_rotli32_T0(sh); |
|
808 |
do_mask: |
|
809 |
#if defined(TARGET_PPC64) |
|
810 |
mb += 32; |
|
811 |
me += 32; |
|
812 |
#endif |
|
813 |
gen_op_andi_T0(MASK(mb, me)); |
|
814 |
do_store: |
|
738 | 815 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
816 |
if (unlikely(Rc(ctx->opcode) != 0)) |
|
817 |
gen_set_Rc0(ctx); |
|
739 | 818 |
} |
740 | 819 |
/* rlwnm & rlwnm. */ |
741 | 820 |
GEN_HANDLER(rlwnm, 0x17, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
... | ... | |
746 | 825 |
me = ME(ctx->opcode); |
747 | 826 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
748 | 827 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
749 |
if (mb == 0 && me == 31) { |
|
750 |
gen_op_rotl(); |
|
751 |
} else |
|
752 |
{ |
|
753 |
gen_op_rlwnm(MASK(mb, me)); |
|
828 |
gen_op_rotl32_T0_T1(); |
|
829 |
if (unlikely(mb != 0 || me != 31)) { |
|
830 |
#if defined(TARGET_PPC64) |
|
831 |
mb += 32; |
|
832 |
me += 32; |
|
833 |
#endif |
|
834 |
gen_op_andi_T0(MASK(mb, me)); |
|
754 | 835 |
} |
755 |
if (Rc(ctx->opcode) != 0) |
|
756 |
gen_op_set_Rc0(); |
|
757 | 836 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
837 |
if (unlikely(Rc(ctx->opcode) != 0)) |
|
838 |
gen_set_Rc0(ctx); |
|
758 | 839 |
} |
759 | 840 |
|
760 | 841 |
/*** Integer shift ***/ |
... | ... | |
767 | 848 |
{ |
768 | 849 |
gen_op_load_gpr_T0(rS(ctx->opcode)); |
769 | 850 |
if (SH(ctx->opcode) != 0) |
770 |
gen_op_srawi(SH(ctx->opcode), MASK(32 - SH(ctx->opcode), 31)); |
|
771 |
if (Rc(ctx->opcode) != 0) |
|
772 |
gen_op_set_Rc0(); |
|
851 |
gen_op_srawi(SH(ctx->opcode), MASK(32 - SH(ctx->opcode), 31)); |
|
773 | 852 |
gen_op_store_T0_gpr(rA(ctx->opcode)); |
853 |
if (unlikely(Rc(ctx->opcode) != 0)) |
|
854 |
gen_set_Rc0(ctx); |
|
774 | 855 |
} |
775 | 856 |
/* srw & srw. */ |
776 | 857 |
__GEN_LOGICAL2(srw, 0x18, 0x10); |
... | ... | |
779 | 860 |
#define _GEN_FLOAT_ACB(name, op, op1, op2, isfloat) \ |
780 | 861 |
GEN_HANDLER(f##name, op1, op2, 0xFF, 0x00000000, PPC_FLOAT) \ |
781 | 862 |
{ \ |
782 |
if (!ctx->fpu_enabled) { \
|
|
863 |
if (unlikely(!ctx->fpu_enabled)) { \
|
|
783 | 864 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
784 | 865 |
return; \ |
785 | 866 |
} \ |
... | ... | |
792 | 873 |
gen_op_frsp(); \ |
793 | 874 |
} \ |
794 | 875 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
795 |
if (Rc(ctx->opcode)) \
|
|
876 |
if (unlikely(Rc(ctx->opcode) != 0)) \
|
|
796 | 877 |
gen_op_set_Rc1(); \ |
797 | 878 |
} |
798 | 879 |
|
... | ... | |
803 | 884 |
#define _GEN_FLOAT_AB(name, op, op1, op2, inval, isfloat) \ |
804 | 885 |
GEN_HANDLER(f##name, op1, op2, 0xFF, inval, PPC_FLOAT) \ |
805 | 886 |
{ \ |
806 |
if (!ctx->fpu_enabled) { \
|
|
887 |
if (unlikely(!ctx->fpu_enabled)) { \
|
|
807 | 888 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
808 | 889 |
return; \ |
809 | 890 |
} \ |
... | ... | |
815 | 896 |
gen_op_frsp(); \ |
816 | 897 |
} \ |
817 | 898 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
818 |
if (Rc(ctx->opcode)) \
|
|
899 |
if (unlikely(Rc(ctx->opcode) != 0)) \
|
|
819 | 900 |
gen_op_set_Rc1(); \ |
820 | 901 |
} |
821 | 902 |
#define GEN_FLOAT_AB(name, op2, inval) \ |
... | ... | |
825 | 906 |
#define _GEN_FLOAT_AC(name, op, op1, op2, inval, isfloat) \ |
826 | 907 |
GEN_HANDLER(f##name, op1, op2, 0xFF, inval, PPC_FLOAT) \ |
827 | 908 |
{ \ |
828 |
if (!ctx->fpu_enabled) { \
|
|
909 |
if (unlikely(!ctx->fpu_enabled)) { \
|
|
829 | 910 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
830 | 911 |
return; \ |
831 | 912 |
} \ |
... | ... | |
837 | 918 |
gen_op_frsp(); \ |
838 | 919 |
} \ |
839 | 920 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
840 |
if (Rc(ctx->opcode)) \
|
|
921 |
if (unlikely(Rc(ctx->opcode) != 0)) \
|
|
841 | 922 |
gen_op_set_Rc1(); \ |
842 | 923 |
} |
843 | 924 |
#define GEN_FLOAT_AC(name, op2, inval) \ |
... | ... | |
847 | 928 |
#define GEN_FLOAT_B(name, op2, op3) \ |
848 | 929 |
GEN_HANDLER(f##name, 0x3F, op2, op3, 0x001F0000, PPC_FLOAT) \ |
849 | 930 |
{ \ |
850 |
if (!ctx->fpu_enabled) { \
|
|
931 |
if (unlikely(!ctx->fpu_enabled)) { \
|
|
851 | 932 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
852 | 933 |
return; \ |
853 | 934 |
} \ |
... | ... | |
855 | 936 |
gen_op_load_fpr_FT0(rB(ctx->opcode)); \ |
856 | 937 |
gen_op_f##name(); \ |
857 | 938 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
858 |
if (Rc(ctx->opcode)) \
|
|
939 |
if (unlikely(Rc(ctx->opcode) != 0)) \
|
|
859 | 940 |
gen_op_set_Rc1(); \ |
860 | 941 |
} |
861 | 942 |
|
862 | 943 |
#define GEN_FLOAT_BS(name, op1, op2) \ |
863 | 944 |
GEN_HANDLER(f##name, op1, op2, 0xFF, 0x001F07C0, PPC_FLOAT) \ |
864 | 945 |
{ \ |
865 |
if (!ctx->fpu_enabled) { \
|
|
946 |
if (unlikely(!ctx->fpu_enabled)) { \
|
|
866 | 947 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
867 | 948 |
return; \ |
868 | 949 |
} \ |
... | ... | |
870 | 951 |
gen_op_load_fpr_FT0(rB(ctx->opcode)); \ |
871 | 952 |
gen_op_f##name(); \ |
872 | 953 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \ |
873 |
if (Rc(ctx->opcode)) \
|
|
954 |
if (unlikely(Rc(ctx->opcode) != 0)) \
|
|
874 | 955 |
gen_op_set_Rc1(); \ |
875 | 956 |
} |
876 | 957 |
|
... | ... | |
881 | 962 |
/* fmul - fmuls */ |
882 | 963 |
GEN_FLOAT_AC(mul, 0x19, 0x0000F800); |
883 | 964 |
|
884 |
/* fres */ |
|
965 |
/* fres */ /* XXX: not in 601 */
|
|
885 | 966 |
GEN_FLOAT_BS(res, 0x3B, 0x18); |
886 | 967 |
|
887 |
/* frsqrte */ |
|
968 |
/* frsqrte */ /* XXX: not in 601 */
|
|
888 | 969 |
GEN_FLOAT_BS(rsqrte, 0x3F, 0x1A); |
889 | 970 |
|
890 |
/* fsel */ |
|
971 |
/* fsel */ /* XXX: not in 601 */
|
|
891 | 972 |
_GEN_FLOAT_ACB(sel, sel, 0x3F, 0x17, 0); |
892 | 973 |
/* fsub - fsubs */ |
893 | 974 |
GEN_FLOAT_AB(sub, 0x14, 0x000007C0); |
... | ... | |
895 | 976 |
/* fsqrt */ |
896 | 977 |
GEN_HANDLER(fsqrt, 0x3F, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_OPT) |
897 | 978 |
{ |
898 |
if (!ctx->fpu_enabled) {
|
|
979 |
if (unlikely(!ctx->fpu_enabled)) {
|
|
899 | 980 |
RET_EXCP(ctx, EXCP_NO_FP, 0); |
900 | 981 |
return; |
901 | 982 |
} |
... | ... | |
903 | 984 |
gen_op_load_fpr_FT0(rB(ctx->opcode)); |
904 | 985 |
gen_op_fsqrt(); |
905 | 986 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); |
906 |
if (Rc(ctx->opcode))
|
|
987 |
if (unlikely(Rc(ctx->opcode) != 0))
|
|
907 | 988 |
gen_op_set_Rc1(); |
908 | 989 |
} |
909 | 990 |
|
910 | 991 |
GEN_HANDLER(fsqrts, 0x3B, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_OPT) |
911 | 992 |
{ |
912 |
if (!ctx->fpu_enabled) {
|
|
993 |
if (unlikely(!ctx->fpu_enabled)) {
|
|
913 | 994 |
RET_EXCP(ctx, EXCP_NO_FP, 0); |
914 | 995 |
return; |
915 | 996 |
} |
... | ... | |
918 | 999 |
gen_op_fsqrt(); |
919 | 1000 |
gen_op_frsp(); |
920 | 1001 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); |
921 |
if (Rc(ctx->opcode))
|
|
1002 |
if (unlikely(Rc(ctx->opcode) != 0))
|
|
922 | 1003 |
gen_op_set_Rc1(); |
923 | 1004 |
} |
924 | 1005 |
|
... | ... | |
942 | 1023 |
|
943 | 1024 |
/*** Floating-Point compare ***/ |
944 | 1025 |
/* fcmpo */ |
945 |
GEN_HANDLER(fcmpo, 0x3F, 0x00, 0x00, 0x00600001, PPC_FLOAT)
|
|
1026 |
GEN_HANDLER(fcmpo, 0x3F, 0x00, 0x01, 0x00600001, PPC_FLOAT)
|
|
946 | 1027 |
{ |
947 |
if (!ctx->fpu_enabled) {
|
|
1028 |
if (unlikely(!ctx->fpu_enabled)) {
|
|
948 | 1029 |
RET_EXCP(ctx, EXCP_NO_FP, 0); |
949 | 1030 |
return; |
950 | 1031 |
} |
... | ... | |
956 | 1037 |
} |
957 | 1038 |
|
958 | 1039 |
/* fcmpu */ |
959 |
GEN_HANDLER(fcmpu, 0x3F, 0x00, 0x01, 0x00600001, PPC_FLOAT)
|
|
1040 |
GEN_HANDLER(fcmpu, 0x3F, 0x00, 0x00, 0x00600001, PPC_FLOAT)
|
|
960 | 1041 |
{ |
961 |
if (!ctx->fpu_enabled) {
|
|
1042 |
if (unlikely(!ctx->fpu_enabled)) {
|
|
962 | 1043 |
RET_EXCP(ctx, EXCP_NO_FP, 0); |
963 | 1044 |
return; |
964 | 1045 |
} |
... | ... | |
976 | 1057 |
/* fmr - fmr. */ |
977 | 1058 |
GEN_HANDLER(fmr, 0x3F, 0x08, 0x02, 0x001F0000, PPC_FLOAT) |
978 | 1059 |
{ |
979 |
if (!ctx->fpu_enabled) {
|
|
1060 |
if (unlikely(!ctx->fpu_enabled)) {
|
|
980 | 1061 |
RET_EXCP(ctx, EXCP_NO_FP, 0); |
981 | 1062 |
return; |
982 | 1063 |
} |
983 | 1064 |
gen_op_reset_scrfx(); |
984 | 1065 |
gen_op_load_fpr_FT0(rB(ctx->opcode)); |
985 | 1066 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); |
986 |
if (Rc(ctx->opcode))
|
|
1067 |
if (unlikely(Rc(ctx->opcode) != 0))
|
|
987 | 1068 |
gen_op_set_Rc1(); |
988 | 1069 |
} |
989 | 1070 |
|
... | ... | |
996 | 1077 |
/* mcrfs */ |
997 | 1078 |
GEN_HANDLER(mcrfs, 0x3F, 0x00, 0x02, 0x0063F801, PPC_FLOAT) |
998 | 1079 |
{ |
999 |
if (!ctx->fpu_enabled) {
|
|
1080 |
if (unlikely(!ctx->fpu_enabled)) {
|
|
1000 | 1081 |
RET_EXCP(ctx, EXCP_NO_FP, 0); |
1001 | 1082 |
return; |
1002 | 1083 |
} |
... | ... | |
1008 | 1089 |
/* mffs */ |
1009 | 1090 |
GEN_HANDLER(mffs, 0x3F, 0x07, 0x12, 0x001FF800, PPC_FLOAT) |
1010 | 1091 |
{ |
1011 |
if (!ctx->fpu_enabled) {
|
|
1092 |
if (unlikely(!ctx->fpu_enabled)) {
|
|
1012 | 1093 |
RET_EXCP(ctx, EXCP_NO_FP, 0); |
1013 | 1094 |
return; |
1014 | 1095 |
} |
1015 | 1096 |
gen_op_load_fpscr(); |
1016 | 1097 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); |
1017 |
if (Rc(ctx->opcode))
|
|
1098 |
if (unlikely(Rc(ctx->opcode) != 0))
|
|
1018 | 1099 |
gen_op_set_Rc1(); |
1019 | 1100 |
} |
1020 | 1101 |
|
... | ... | |
1023 | 1104 |
{ |
1024 | 1105 |
uint8_t crb; |
1025 | 1106 |
|
1026 |
if (!ctx->fpu_enabled) {
|
|
1107 |
if (unlikely(!ctx->fpu_enabled)) {
|
|
1027 | 1108 |
RET_EXCP(ctx, EXCP_NO_FP, 0); |
1028 | 1109 |
return; |
1029 | 1110 |
} |
1030 | 1111 |
crb = crbD(ctx->opcode) >> 2; |
1031 | 1112 |
gen_op_load_fpscr_T0(crb); |
1032 |
gen_op_andi_(~(1 << (crbD(ctx->opcode) & 0x03))); |
|
1113 |
gen_op_andi_T0(~(1 << (crbD(ctx->opcode) & 0x03)));
|
|
1033 | 1114 |
gen_op_store_T0_fpscr(crb); |
1034 |
if (Rc(ctx->opcode))
|
|
1115 |
if (unlikely(Rc(ctx->opcode) != 0))
|
|
1035 | 1116 |
gen_op_set_Rc1(); |
1036 | 1117 |
} |
1037 | 1118 |
|
... | ... | |
1040 | 1121 |
{ |
1041 | 1122 |
uint8_t crb; |
1042 | 1123 |
|
1043 |
if (!ctx->fpu_enabled) {
|
|
1124 |
if (unlikely(!ctx->fpu_enabled)) {
|
|
1044 | 1125 |
RET_EXCP(ctx, EXCP_NO_FP, 0); |
1045 | 1126 |
return; |
1046 | 1127 |
} |
... | ... | |
1048 | 1129 |
gen_op_load_fpscr_T0(crb); |
1049 | 1130 |
gen_op_ori(1 << (crbD(ctx->opcode) & 0x03)); |
1050 | 1131 |
gen_op_store_T0_fpscr(crb); |
1051 |
if (Rc(ctx->opcode))
|
|
1132 |
if (unlikely(Rc(ctx->opcode) != 0))
|
|
1052 | 1133 |
gen_op_set_Rc1(); |
1053 | 1134 |
} |
1054 | 1135 |
|
1055 | 1136 |
/* mtfsf */ |
1056 | 1137 |
GEN_HANDLER(mtfsf, 0x3F, 0x07, 0x16, 0x02010000, PPC_FLOAT) |
1057 | 1138 |
{ |
1058 |
if (!ctx->fpu_enabled) {
|
|
1139 |
if (unlikely(!ctx->fpu_enabled)) {
|
|
1059 | 1140 |
RET_EXCP(ctx, EXCP_NO_FP, 0); |
1060 | 1141 |
return; |
1061 | 1142 |
} |
1062 | 1143 |
gen_op_load_fpr_FT0(rB(ctx->opcode)); |
1063 | 1144 |
gen_op_store_fpscr(FM(ctx->opcode)); |
1064 |
if (Rc(ctx->opcode))
|
|
1145 |
if (unlikely(Rc(ctx->opcode) != 0))
|
|
1065 | 1146 |
gen_op_set_Rc1(); |
1066 | 1147 |
} |
1067 | 1148 |
|
1068 | 1149 |
/* mtfsfi */ |
1069 | 1150 |
GEN_HANDLER(mtfsfi, 0x3F, 0x06, 0x04, 0x006f0800, PPC_FLOAT) |
1070 | 1151 |
{ |
1071 |
if (!ctx->fpu_enabled) {
|
|
1152 |
if (unlikely(!ctx->fpu_enabled)) {
|
|
1072 | 1153 |
RET_EXCP(ctx, EXCP_NO_FP, 0); |
1073 | 1154 |
return; |
1074 | 1155 |
} |
1075 | 1156 |
gen_op_store_T0_fpscri(crbD(ctx->opcode) >> 2, FPIMM(ctx->opcode)); |
1076 |
if (Rc(ctx->opcode))
|
|
1157 |
if (unlikely(Rc(ctx->opcode) != 0))
|
|
1077 | 1158 |
gen_op_set_Rc1(); |
1078 | 1159 |
} |
1079 | 1160 |
|
1161 |
/*** Addressing modes ***/ |
|
1162 |
/* Register indirect with immediate index : EA = (rA|0) + SIMM */ |
|
1163 |
static inline void gen_addr_imm_index (DisasContext *ctx) |
|
1164 |
{ |
|
1165 |
target_long simm = SIMM(ctx->opcode); |
|
1166 |
|
|
1167 |
if (rA(ctx->opcode) == 0) { |
|
1168 |
gen_op_set_T0(simm); |
|
1169 |
} else { |
|
1170 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
|
1171 |
if (likely(simm != 0)) |
|
1172 |
gen_op_addi(simm); |
|
1173 |
} |
|
1174 |
} |
|
1175 |
|
|
1176 |
static inline void gen_addr_reg_index (DisasContext *ctx) |
|
1177 |
{ |
|
1178 |
if (rA(ctx->opcode) == 0) { |
|
1179 |
gen_op_load_gpr_T0(rB(ctx->opcode)); |
|
1180 |
} else { |
|
1181 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
|
1182 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
|
1183 |
gen_op_add(); |
|
1184 |
} |
|
1185 |
} |
|
1186 |
|
|
1187 |
static inline void gen_addr_register (DisasContext *ctx) |
|
1188 |
{ |
|
1189 |
if (rA(ctx->opcode) == 0) { |
|
1190 |
gen_op_reset_T0(); |
|
1191 |
} else { |
|
1192 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
|
1193 |
} |
|
1194 |
} |
|
1195 |
|
|
1080 | 1196 |
/*** Integer load ***/ |
1081 | 1197 |
#define op_ldst(name) (*gen_op_##name[ctx->mem_idx])() |
1082 | 1198 |
#if defined(CONFIG_USER_ONLY) |
... | ... | |
1118 | 1234 |
#define GEN_LD(width, opc) \ |
1119 | 1235 |
GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) \ |
1120 | 1236 |
{ \ |
1121 |
uint32_t simm = SIMM(ctx->opcode); \ |
|
1122 |
if (rA(ctx->opcode) == 0) { \ |
|
1123 |
gen_op_set_T0(simm); \ |
|
1124 |
} else { \ |
|
1125 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1126 |
if (simm != 0) \ |
|
1127 |
gen_op_addi(simm); \ |
|
1128 |
} \ |
|
1237 |
gen_addr_imm_index(ctx); \ |
|
1129 | 1238 |
op_ldst(l##width); \ |
1130 | 1239 |
gen_op_store_T1_gpr(rD(ctx->opcode)); \ |
1131 | 1240 |
} |
... | ... | |
1133 | 1242 |
#define GEN_LDU(width, opc) \ |
1134 | 1243 |
GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) \ |
1135 | 1244 |
{ \ |
1136 |
uint32_t simm = SIMM(ctx->opcode); \ |
|
1137 |
if (rA(ctx->opcode) == 0 || \ |
|
1138 |
rA(ctx->opcode) == rD(ctx->opcode)) { \ |
|
1245 |
if (unlikely(rA(ctx->opcode) == 0 || \ |
|
1246 |
rA(ctx->opcode) == rD(ctx->opcode))) { \ |
|
1139 | 1247 |
RET_INVAL(ctx); \ |
1140 | 1248 |
return; \ |
1141 | 1249 |
} \ |
1142 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1143 |
if (simm != 0) \ |
|
1144 |
gen_op_addi(simm); \ |
|
1250 |
gen_addr_imm_index(ctx); \ |
|
1145 | 1251 |
op_ldst(l##width); \ |
1146 | 1252 |
gen_op_store_T1_gpr(rD(ctx->opcode)); \ |
1147 | 1253 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
... | ... | |
1150 | 1256 |
#define GEN_LDUX(width, opc) \ |
1151 | 1257 |
GEN_HANDLER(l##width##ux, 0x1F, 0x17, opc, 0x00000001, PPC_INTEGER) \ |
1152 | 1258 |
{ \ |
1153 |
if (rA(ctx->opcode) == 0 || \
|
|
1154 |
rA(ctx->opcode) == rD(ctx->opcode)) { \
|
|
1259 |
if (unlikely(rA(ctx->opcode) == 0 || \
|
|
1260 |
rA(ctx->opcode) == rD(ctx->opcode))) { \
|
|
1155 | 1261 |
RET_INVAL(ctx); \ |
1156 | 1262 |
return; \ |
1157 | 1263 |
} \ |
1158 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1159 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
|
1160 |
gen_op_add(); \ |
|
1264 |
gen_addr_reg_index(ctx); \ |
|
1161 | 1265 |
op_ldst(l##width); \ |
1162 | 1266 |
gen_op_store_T1_gpr(rD(ctx->opcode)); \ |
1163 | 1267 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
... | ... | |
1166 | 1270 |
#define GEN_LDX(width, opc2, opc3) \ |
1167 | 1271 |
GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, PPC_INTEGER) \ |
1168 | 1272 |
{ \ |
1169 |
if (rA(ctx->opcode) == 0) { \ |
|
1170 |
gen_op_load_gpr_T0(rB(ctx->opcode)); \ |
|
1171 |
} else { \ |
|
1172 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1173 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
|
1174 |
gen_op_add(); \ |
|
1175 |
} \ |
|
1273 |
gen_addr_reg_index(ctx); \ |
|
1176 | 1274 |
op_ldst(l##width); \ |
1177 | 1275 |
gen_op_store_T1_gpr(rD(ctx->opcode)); \ |
1178 | 1276 |
} |
... | ... | |
1197 | 1295 |
#define GEN_ST(width, opc) \ |
1198 | 1296 |
GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) \ |
1199 | 1297 |
{ \ |
1200 |
uint32_t simm = SIMM(ctx->opcode); \ |
|
1201 |
if (rA(ctx->opcode) == 0) { \ |
|
1202 |
gen_op_set_T0(simm); \ |
|
1203 |
} else { \ |
|
1204 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1205 |
if (simm != 0) \ |
|
1206 |
gen_op_addi(simm); \ |
|
1207 |
} \ |
|
1298 |
gen_addr_imm_index(ctx); \ |
|
1208 | 1299 |
gen_op_load_gpr_T1(rS(ctx->opcode)); \ |
1209 | 1300 |
op_ldst(st##width); \ |
1210 | 1301 |
} |
... | ... | |
1212 | 1303 |
#define GEN_STU(width, opc) \ |
1213 | 1304 |
GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) \ |
1214 | 1305 |
{ \ |
1215 |
uint32_t simm = SIMM(ctx->opcode); \ |
|
1216 |
if (rA(ctx->opcode) == 0) { \ |
|
1306 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
|
1217 | 1307 |
RET_INVAL(ctx); \ |
1218 | 1308 |
return; \ |
1219 | 1309 |
} \ |
1220 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1221 |
if (simm != 0) \ |
|
1222 |
gen_op_addi(simm); \ |
|
1310 |
gen_addr_imm_index(ctx); \ |
|
1223 | 1311 |
gen_op_load_gpr_T1(rS(ctx->opcode)); \ |
1224 | 1312 |
op_ldst(st##width); \ |
1225 | 1313 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
... | ... | |
1228 | 1316 |
#define GEN_STUX(width, opc) \ |
1229 | 1317 |
GEN_HANDLER(st##width##ux, 0x1F, 0x17, opc, 0x00000001, PPC_INTEGER) \ |
1230 | 1318 |
{ \ |
1231 |
if (rA(ctx->opcode) == 0) { \
|
|
1319 |
if (unlikely(rA(ctx->opcode) == 0)) { \
|
|
1232 | 1320 |
RET_INVAL(ctx); \ |
1233 | 1321 |
return; \ |
1234 | 1322 |
} \ |
1235 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1236 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
|
1237 |
gen_op_add(); \ |
|
1323 |
gen_addr_reg_index(ctx); \ |
|
1238 | 1324 |
gen_op_load_gpr_T1(rS(ctx->opcode)); \ |
1239 | 1325 |
op_ldst(st##width); \ |
1240 | 1326 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
... | ... | |
1243 | 1329 |
#define GEN_STX(width, opc2, opc3) \ |
1244 | 1330 |
GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, PPC_INTEGER) \ |
1245 | 1331 |
{ \ |
1246 |
if (rA(ctx->opcode) == 0) { \ |
|
1247 |
gen_op_load_gpr_T0(rB(ctx->opcode)); \ |
|
1248 |
} else { \ |
|
1249 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1250 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
|
1251 |
gen_op_add(); \ |
|
1252 |
} \ |
|
1332 |
gen_addr_reg_index(ctx); \ |
|
1253 | 1333 |
gen_op_load_gpr_T1(rS(ctx->opcode)); \ |
1254 | 1334 |
op_ldst(st##width); \ |
1255 | 1335 |
} |
... | ... | |
1311 | 1391 |
/* lmw */ |
1312 | 1392 |
GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1313 | 1393 |
{ |
1314 |
int simm = SIMM(ctx->opcode); |
|
1315 |
|
|
1316 |
if (rA(ctx->opcode) == 0) { |
|
1317 |
gen_op_set_T0(simm); |
|
1318 |
} else { |
|
1319 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
|
1320 |
if (simm != 0) |
|
1321 |
gen_op_addi(simm); |
|
1322 |
} |
|
1394 |
/* NIP cannot be restored if the memory exception comes from an helper */ |
|
1395 |
gen_op_update_nip(ctx->nip - 4); |
|
1396 |
gen_addr_imm_index(ctx); |
|
1323 | 1397 |
op_ldstm(lmw, rD(ctx->opcode)); |
1324 | 1398 |
} |
1325 | 1399 |
|
1326 | 1400 |
/* stmw */ |
1327 | 1401 |
GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER) |
1328 | 1402 |
{ |
1329 |
int simm = SIMM(ctx->opcode); |
|
1330 |
|
|
1331 |
if (rA(ctx->opcode) == 0) { |
|
1332 |
gen_op_set_T0(simm); |
|
1333 |
} else { |
|
1334 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
|
1335 |
if (simm != 0) |
|
1336 |
gen_op_addi(simm); |
|
1337 |
} |
|
1403 |
/* NIP cannot be restored if the memory exception comes from an helper */ |
|
1404 |
gen_op_update_nip(ctx->nip - 4); |
|
1405 |
gen_addr_imm_index(ctx); |
|
1338 | 1406 |
op_ldstm(stmw, rS(ctx->opcode)); |
1339 | 1407 |
} |
1340 | 1408 |
|
... | ... | |
1391 | 1459 |
if (nb == 0) |
1392 | 1460 |
nb = 32; |
1393 | 1461 |
nr = nb / 4; |
1394 |
if (((start + nr) > 32 && start <= ra && (start + nr - 32) > ra) || |
|
1395 |
((start + nr) <= 32 && start <= ra && (start + nr) > ra)) { |
|
1462 |
if (unlikely(((start + nr) > 32 && |
|
1463 |
start <= ra && (start + nr - 32) > ra) || |
|
1464 |
((start + nr) <= 32 && start <= ra && (start + nr) > ra))) { |
|
1396 | 1465 |
RET_EXCP(ctx, EXCP_PROGRAM, EXCP_INVAL | EXCP_INVAL_LSWX); |
1397 | 1466 |
return; |
1398 | 1467 |
} |
1399 |
if (ra == 0) { |
|
1400 |
gen_op_set_T0(0); |
|
1401 |
} else { |
|
1402 |
gen_op_load_gpr_T0(ra); |
|
1403 |
} |
|
1404 |
gen_op_set_T1(nb); |
|
1405 | 1468 |
/* NIP cannot be restored if the memory exception comes from an helper */ |
1406 |
gen_op_update_nip((ctx)->nip - 4); |
|
1469 |
gen_op_update_nip(ctx->nip - 4); |
|
1470 |
gen_addr_register(ctx); |
|
1471 |
gen_op_set_T1(nb); |
|
1407 | 1472 |
op_ldsts(lswi, start); |
1408 | 1473 |
} |
1409 | 1474 |
|
... | ... | |
1413 | 1478 |
int ra = rA(ctx->opcode); |
1414 | 1479 |
int rb = rB(ctx->opcode); |
1415 | 1480 |
|
1481 |
/* NIP cannot be restored if the memory exception comes from an helper */ |
|
1482 |
gen_op_update_nip(ctx->nip - 4); |
|
1483 |
gen_addr_reg_index(ctx); |
|
1416 | 1484 |
if (ra == 0) { |
1417 |
gen_op_load_gpr_T0(rb); |
|
1418 | 1485 |
ra = rb; |
1419 |
} else { |
|
1420 |
gen_op_load_gpr_T0(ra); |
|
1421 |
gen_op_load_gpr_T1(rb); |
|
1422 |
gen_op_add(); |
|
1423 | 1486 |
} |
1424 | 1487 |
gen_op_load_xer_bc(); |
1425 |
/* NIP cannot be restored if the memory exception comes from an helper */ |
|
1426 |
gen_op_update_nip((ctx)->nip - 4); |
|
1427 | 1488 |
op_ldstsx(lswx, rD(ctx->opcode), ra, rb); |
1428 | 1489 |
} |
1429 | 1490 |
|
... | ... | |
1432 | 1493 |
{ |
1433 | 1494 |
int nb = NB(ctx->opcode); |
1434 | 1495 |
|
1435 |
if (rA(ctx->opcode) == 0) { |
|
1436 |
gen_op_set_T0(0); |
|
1437 |
} else { |
|
1438 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
|
1439 |
} |
|
1496 |
/* NIP cannot be restored if the memory exception comes from an helper */ |
|
1497 |
gen_op_update_nip(ctx->nip - 4); |
|
1498 |
gen_addr_register(ctx); |
|
1440 | 1499 |
if (nb == 0) |
1441 | 1500 |
nb = 32; |
1442 | 1501 |
gen_op_set_T1(nb); |
1443 |
/* NIP cannot be restored if the memory exception comes from an helper */ |
|
1444 |
gen_op_update_nip((ctx)->nip - 4); |
|
1445 | 1502 |
op_ldsts(stsw, rS(ctx->opcode)); |
1446 | 1503 |
} |
1447 | 1504 |
|
1448 | 1505 |
/* stswx */ |
1449 | 1506 |
GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_INTEGER) |
1450 | 1507 |
{ |
1451 |
int ra = rA(ctx->opcode); |
|
1452 |
|
|
1453 |
if (ra == 0) { |
|
1454 |
gen_op_load_gpr_T0(rB(ctx->opcode)); |
|
1455 |
ra = rB(ctx->opcode); |
|
1456 |
} else { |
|
1457 |
gen_op_load_gpr_T0(ra); |
|
1458 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
|
1459 |
gen_op_add(); |
|
1460 |
} |
|
1461 |
gen_op_load_xer_bc(); |
|
1462 | 1508 |
/* NIP cannot be restored if the memory exception comes from an helper */ |
1463 |
gen_op_update_nip((ctx)->nip - 4); |
|
1509 |
gen_op_update_nip(ctx->nip - 4); |
|
1510 |
gen_addr_reg_index(ctx); |
|
1511 |
gen_op_load_xer_bc(); |
|
1464 | 1512 |
op_ldsts(stsw, rS(ctx->opcode)); |
1465 | 1513 |
} |
1466 | 1514 |
|
1467 | 1515 |
/*** Memory synchronisation ***/ |
1468 | 1516 |
/* eieio */ |
1469 |
GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FF0801, PPC_MEM) |
|
1517 |
GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FF0801, PPC_MEM_EIEIO)
|
|
1470 | 1518 |
{ |
1471 | 1519 |
} |
1472 | 1520 |
|
1473 | 1521 |
/* isync */ |
1474 |
GEN_HANDLER(isync, 0x13, 0x16, 0xFF, 0x03FF0801, PPC_MEM)
|
|
1522 |
GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FF0801, PPC_MEM)
|
|
1475 | 1523 |
{ |
1476 | 1524 |
} |
1477 | 1525 |
|
... | ... | |
1502 | 1550 |
#endif |
1503 | 1551 |
|
1504 | 1552 |
/* lwarx */ |
1505 |
GEN_HANDLER(lwarx, 0x1F, 0x14, 0xFF, 0x00000001, PPC_RES)
|
|
1553 |
GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000001, PPC_RES)
|
|
1506 | 1554 |
{ |
1507 |
if (rA(ctx->opcode) == 0) { |
|
1508 |
gen_op_load_gpr_T0(rB(ctx->opcode)); |
|
1509 |
} else { |
|
1510 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
|
1511 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
|
1512 |
gen_op_add(); |
|
1513 |
} |
|
1555 |
gen_addr_reg_index(ctx); |
|
1514 | 1556 |
op_lwarx(); |
1515 | 1557 |
gen_op_store_T1_gpr(rD(ctx->opcode)); |
1516 | 1558 |
} |
... | ... | |
1518 | 1560 |
/* stwcx. */ |
1519 | 1561 |
GEN_HANDLER(stwcx_, 0x1F, 0x16, 0x04, 0x00000000, PPC_RES) |
1520 | 1562 |
{ |
1521 |
if (rA(ctx->opcode) == 0) { |
|
1522 |
gen_op_load_gpr_T0(rB(ctx->opcode)); |
|
1523 |
} else { |
|
1524 |
gen_op_load_gpr_T0(rA(ctx->opcode)); |
|
1525 |
gen_op_load_gpr_T1(rB(ctx->opcode)); |
|
1526 |
gen_op_add(); |
|
1527 |
} |
|
1563 |
gen_addr_reg_index(ctx); |
|
1528 | 1564 |
gen_op_load_gpr_T1(rS(ctx->opcode)); |
1529 | 1565 |
op_stwcx(); |
1530 | 1566 |
} |
1531 | 1567 |
|
1532 | 1568 |
/* sync */ |
1533 |
GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x03FF0801, PPC_MEM) |
|
1569 |
GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x03FF0801, PPC_MEM_SYNC)
|
|
1534 | 1570 |
{ |
1535 | 1571 |
} |
1536 | 1572 |
|
... | ... | |
1538 | 1574 |
#define GEN_LDF(width, opc) \ |
1539 | 1575 |
GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, PPC_FLOAT) \ |
1540 | 1576 |
{ \ |
1541 |
uint32_t simm = SIMM(ctx->opcode); \ |
|
1542 |
if (!ctx->fpu_enabled) { \ |
|
1577 |
if (unlikely(!ctx->fpu_enabled)) { \ |
|
1543 | 1578 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
1544 | 1579 |
return; \ |
1545 | 1580 |
} \ |
1546 |
if (rA(ctx->opcode) == 0) { \ |
|
1547 |
gen_op_set_T0(simm); \ |
|
1548 |
} else { \ |
|
1549 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1550 |
if (simm != 0) \ |
|
1551 |
gen_op_addi(simm); \ |
|
1552 |
} \ |
|
1581 |
gen_addr_imm_index(ctx); \ |
|
1553 | 1582 |
op_ldst(l##width); \ |
1554 |
gen_op_store_FT1_fpr(rD(ctx->opcode)); \
|
|
1583 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
|
|
1555 | 1584 |
} |
1556 | 1585 |
|
1557 | 1586 |
#define GEN_LDUF(width, opc) \ |
1558 | 1587 |
GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, PPC_FLOAT) \ |
1559 | 1588 |
{ \ |
1560 |
uint32_t simm = SIMM(ctx->opcode); \ |
|
1561 |
if (!ctx->fpu_enabled) { \ |
|
1589 |
if (unlikely(!ctx->fpu_enabled)) { \ |
|
1562 | 1590 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
1563 | 1591 |
return; \ |
1564 | 1592 |
} \ |
1565 |
if (rA(ctx->opcode) == 0 || \ |
|
1566 |
rA(ctx->opcode) == rD(ctx->opcode)) { \ |
|
1593 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
|
1567 | 1594 |
RET_INVAL(ctx); \ |
1568 | 1595 |
return; \ |
1569 | 1596 |
} \ |
1570 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1571 |
if (simm != 0) \ |
|
1572 |
gen_op_addi(simm); \ |
|
1597 |
gen_addr_imm_index(ctx); \ |
|
1573 | 1598 |
op_ldst(l##width); \ |
1574 |
gen_op_store_FT1_fpr(rD(ctx->opcode)); \
|
|
1599 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
|
|
1575 | 1600 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
1576 | 1601 |
} |
1577 | 1602 |
|
1578 | 1603 |
#define GEN_LDUXF(width, opc) \ |
1579 | 1604 |
GEN_HANDLER(l##width##ux, 0x1F, 0x17, opc, 0x00000001, PPC_FLOAT) \ |
1580 | 1605 |
{ \ |
1581 |
if (!ctx->fpu_enabled) { \
|
|
1606 |
if (unlikely(!ctx->fpu_enabled)) { \
|
|
1582 | 1607 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
1583 | 1608 |
return; \ |
1584 | 1609 |
} \ |
1585 |
if (rA(ctx->opcode) == 0 || \ |
|
1586 |
rA(ctx->opcode) == rD(ctx->opcode)) { \ |
|
1610 |
if (unlikely(rA(ctx->opcode) == 0)) { \ |
|
1587 | 1611 |
RET_INVAL(ctx); \ |
1588 | 1612 |
return; \ |
1589 | 1613 |
} \ |
1590 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1591 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
|
1592 |
gen_op_add(); \ |
|
1614 |
gen_addr_reg_index(ctx); \ |
|
1593 | 1615 |
op_ldst(l##width); \ |
1594 |
gen_op_store_FT1_fpr(rD(ctx->opcode)); \
|
|
1616 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
|
|
1595 | 1617 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
1596 | 1618 |
} |
1597 | 1619 |
|
1598 | 1620 |
#define GEN_LDXF(width, opc2, opc3) \ |
1599 | 1621 |
GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, PPC_FLOAT) \ |
1600 | 1622 |
{ \ |
1601 |
if (!ctx->fpu_enabled) { \
|
|
1623 |
if (unlikely(!ctx->fpu_enabled)) { \
|
|
1602 | 1624 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
1603 | 1625 |
return; \ |
1604 | 1626 |
} \ |
1605 |
if (rA(ctx->opcode) == 0) { \ |
|
1606 |
gen_op_load_gpr_T0(rB(ctx->opcode)); \ |
|
1607 |
} else { \ |
|
1608 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1609 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
|
1610 |
gen_op_add(); \ |
|
1611 |
} \ |
|
1627 |
gen_addr_reg_index(ctx); \ |
|
1612 | 1628 |
op_ldst(l##width); \ |
1613 |
gen_op_store_FT1_fpr(rD(ctx->opcode)); \
|
|
1629 |
gen_op_store_FT0_fpr(rD(ctx->opcode)); \
|
|
1614 | 1630 |
} |
1615 | 1631 |
|
1616 | 1632 |
#define GEN_LDFS(width, op) \ |
... | ... | |
1629 | 1645 |
#define GEN_STF(width, opc) \ |
1630 | 1646 |
GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, PPC_FLOAT) \ |
1631 | 1647 |
{ \ |
1632 |
uint32_t simm = SIMM(ctx->opcode); \ |
|
1633 |
if (!ctx->fpu_enabled) { \ |
|
1648 |
if (unlikely(!ctx->fpu_enabled)) { \ |
|
1634 | 1649 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
1635 | 1650 |
return; \ |
1636 | 1651 |
} \ |
1637 |
if (rA(ctx->opcode) == 0) { \ |
|
1638 |
gen_op_set_T0(simm); \ |
|
1639 |
} else { \ |
|
1640 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1641 |
if (simm != 0) \ |
|
1642 |
gen_op_addi(simm); \ |
|
1643 |
} \ |
|
1644 |
gen_op_load_fpr_FT1(rS(ctx->opcode)); \ |
|
1652 |
gen_addr_imm_index(ctx); \ |
|
1653 |
gen_op_load_fpr_FT0(rS(ctx->opcode)); \ |
|
1645 | 1654 |
op_ldst(st##width); \ |
1646 | 1655 |
} |
1647 | 1656 |
|
1648 | 1657 |
#define GEN_STUF(width, opc) \ |
1649 | 1658 |
GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, PPC_FLOAT) \ |
1650 | 1659 |
{ \ |
1651 |
uint32_t simm = SIMM(ctx->opcode); \ |
|
1652 |
if (!ctx->fpu_enabled) { \ |
|
1660 |
if (unlikely(!ctx->fpu_enabled)) { \ |
|
1653 | 1661 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
1654 | 1662 |
return; \ |
1655 | 1663 |
} \ |
1656 |
if (rA(ctx->opcode) == 0) { \
|
|
1664 |
if (unlikely(rA(ctx->opcode) == 0)) { \
|
|
1657 | 1665 |
RET_INVAL(ctx); \ |
1658 | 1666 |
return; \ |
1659 | 1667 |
} \ |
1660 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1661 |
if (simm != 0) \ |
|
1662 |
gen_op_addi(simm); \ |
|
1663 |
gen_op_load_fpr_FT1(rS(ctx->opcode)); \ |
|
1668 |
gen_addr_imm_index(ctx); \ |
|
1669 |
gen_op_load_fpr_FT0(rS(ctx->opcode)); \ |
|
1664 | 1670 |
op_ldst(st##width); \ |
1665 | 1671 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
1666 | 1672 |
} |
... | ... | |
1668 | 1674 |
#define GEN_STUXF(width, opc) \ |
1669 | 1675 |
GEN_HANDLER(st##width##ux, 0x1F, 0x17, opc, 0x00000001, PPC_FLOAT) \ |
1670 | 1676 |
{ \ |
1671 |
if (!ctx->fpu_enabled) { \
|
|
1677 |
if (unlikely(!ctx->fpu_enabled)) { \
|
|
1672 | 1678 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
1673 | 1679 |
return; \ |
1674 | 1680 |
} \ |
1675 |
if (rA(ctx->opcode) == 0) { \
|
|
1681 |
if (unlikely(rA(ctx->opcode) == 0)) { \
|
|
1676 | 1682 |
RET_INVAL(ctx); \ |
1677 | 1683 |
return; \ |
1678 | 1684 |
} \ |
1679 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1680 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
|
1681 |
gen_op_add(); \ |
|
1682 |
gen_op_load_fpr_FT1(rS(ctx->opcode)); \ |
|
1685 |
gen_addr_reg_index(ctx); \ |
|
1686 |
gen_op_load_fpr_FT0(rS(ctx->opcode)); \ |
|
1683 | 1687 |
op_ldst(st##width); \ |
1684 | 1688 |
gen_op_store_T0_gpr(rA(ctx->opcode)); \ |
1685 | 1689 |
} |
... | ... | |
1687 | 1691 |
#define GEN_STXF(width, opc2, opc3) \ |
1688 | 1692 |
GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, PPC_FLOAT) \ |
1689 | 1693 |
{ \ |
1690 |
if (!ctx->fpu_enabled) { \
|
|
1694 |
if (unlikely(!ctx->fpu_enabled)) { \
|
|
1691 | 1695 |
RET_EXCP(ctx, EXCP_NO_FP, 0); \ |
1692 | 1696 |
return; \ |
1693 | 1697 |
} \ |
1694 |
if (rA(ctx->opcode) == 0) { \ |
|
1695 |
gen_op_load_gpr_T0(rB(ctx->opcode)); \ |
|
1696 |
} else { \ |
|
1697 |
gen_op_load_gpr_T0(rA(ctx->opcode)); \ |
|
1698 |
gen_op_load_gpr_T1(rB(ctx->opcode)); \ |
|
1699 |
gen_op_add(); \ |
|
1700 |
} \ |
|
1701 |
gen_op_load_fpr_FT1(rS(ctx->opcode)); \ |
|
1698 |
gen_addr_reg_index(ctx); \ |
|
1699 |
gen_op_load_fpr_FT0(rS(ctx->opcode)); \ |
|
1702 | 1700 |
op_ldst(st##width); \ |
1703 | 1701 |
} |
1704 | 1702 |
|
... | ... | |
1718 | 1716 |
/* stfiwx */ |
1719 | 1717 |
GEN_HANDLER(stfiwx, 0x1F, 0x17, 0x1E, 0x00000001, PPC_FLOAT) |
1720 | 1718 |
{ |
1721 |
if (!ctx->fpu_enabled) {
|
|
1719 |
if (unlikely(!ctx->fpu_enabled)) {
|
|
1722 | 1720 |
RET_EXCP(ctx, EXCP_NO_FP, 0); |
1723 | 1721 |
return; |
1724 | 1722 |
} |
1723 |
gen_addr_reg_index(ctx); |
|
1724 |
/* XXX: TODO: memcpy low order 32 bits of FRP(rs) into memory */ |
|
1725 | 1725 |
RET_INVAL(ctx); |
1726 | 1726 |
} |
1727 | 1727 |
|
... | ... | |
1745 | 1745 |
} else { |
1746 | 1746 |
gen_op_set_T1(dest); |
1747 | 1747 |
gen_op_b_T1(); |
1748 |
gen_op_reset_T0(); |
|
1748 | 1749 |
if (ctx->singlestep_enabled) |
1749 | 1750 |
gen_op_debug(); |
1750 |
gen_op_set_T0(0); |
|
1751 | 1751 |
gen_op_exit_tb(); |
1752 | 1752 |
} |
1753 | 1753 |
} |
... | ... | |
1755 | 1755 |
/* b ba bl bla */ |
1756 | 1756 |
GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW) |
1757 | 1757 |
{ |
1758 |
uint32_t li, target;
|
|
1758 |
target_ulong li, target;
|
|
1759 | 1759 |
|
1760 | 1760 |
/* sign extend LI */ |
1761 |
li = ((int32_t)LI(ctx->opcode) << 6) >> 6; |
|
1762 |
|
|
1763 |
if (AA(ctx->opcode) == 0) |
|
1761 |
#if defined(TARGET_PPC64) |
|
1762 |
li = ((target_long)LI(ctx->opcode) << 38) >> 38; |
|
1763 |
#else |
|
1764 |
li = ((target_long)LI(ctx->opcode) << 6) >> 6; |
|
1765 |
#endif |
|
1766 |
if (likely(AA(ctx->opcode) == 0)) |
|
1764 | 1767 |
target = ctx->nip + li - 4; |
1765 | 1768 |
else |
1766 | 1769 |
target = li; |
... | ... | |
1777 | 1780 |
|
1778 | 1781 |
static inline void gen_bcond(DisasContext *ctx, int type) |
1779 | 1782 |
{ |
1780 |
uint32_t target = 0; |
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