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raw-posix: split hdev drivers
[qemu-kvm/fedora.git] / target-ppc / translate.c
blob2cb90f0725c4770d4a633babc84d9a18a3f04e86
1 /*
2 * PowerPC emulation for qemu: main translation routines.
3 *
4 * Copyright (c) 2003-2007 Jocelyn Mayer
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA
19 */
20 #include <stdarg.h>
21 #include <stdlib.h>
22 #include <stdio.h>
23 #include <string.h>
24 #include <inttypes.h>
25
26 #include "cpu.h"
27 #include "exec-all.h"
28 #include "disas.h"
29 #include "tcg-op.h"
30 #include "qemu-common.h"
31 #include "host-utils.h"
32
33 #include "helper.h"
34 #define GEN_HELPER 1
35 #include "helper.h"
36
37 #define CPU_SINGLE_STEP 0x1
38 #define CPU_BRANCH_STEP 0x2
39 #define GDBSTUB_SINGLE_STEP 0x4
40
41 /* Include definitions for instructions classes and implementations flags */
42 //#define PPC_DEBUG_DISAS
43 //#define DO_PPC_STATISTICS
44
45 #ifdef PPC_DEBUG_DISAS
46 # define LOG_DISAS(...) qemu_log_mask(CPU_LOG_TB_IN_ASM, ## __VA_ARGS__)
47 #else
48 # define LOG_DISAS(...) do { } while (0)
49 #endif
50 /*****************************************************************************/
51 /* Code translation helpers */
52
53 /* global register indexes */
54 static TCGv_ptr cpu_env;
55 static char cpu_reg_names[10*3 + 22*4 /* GPR */
56 #if !defined(TARGET_PPC64)
57 + 10*4 + 22*5 /* SPE GPRh */
58 #endif
59 + 10*4 + 22*5 /* FPR */
60 + 2*(10*6 + 22*7) /* AVRh, AVRl */
61 + 8*5 /* CRF */];
62 static TCGv cpu_gpr[32];
63 #if !defined(TARGET_PPC64)
64 static TCGv cpu_gprh[32];
65 #endif
66 static TCGv_i64 cpu_fpr[32];
67 static TCGv_i64 cpu_avrh[32], cpu_avrl[32];
68 static TCGv_i32 cpu_crf[8];
69 static TCGv cpu_nip;
70 static TCGv cpu_msr;
71 static TCGv cpu_ctr;
72 static TCGv cpu_lr;
73 static TCGv cpu_xer;
74 static TCGv cpu_reserve;
75 static TCGv_i32 cpu_fpscr;
76 static TCGv_i32 cpu_access_type;
77
78 #include "gen-icount.h"
79
80 void ppc_translate_init(void)
81 {
82 int i;
83 char* p;
84 size_t cpu_reg_names_size;
85 static int done_init = 0;
86
87 if (done_init)
88 return;
89
90 cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
91
92 p = cpu_reg_names;
93 cpu_reg_names_size = sizeof(cpu_reg_names);
94
95 for (i = 0; i < 8; i++) {
96 snprintf(p, cpu_reg_names_size, "crf%d", i);
97 cpu_crf[i] = tcg_global_mem_new_i32(TCG_AREG0,
98 offsetof(CPUState, crf[i]), p);
99 p += 5;
100 cpu_reg_names_size -= 5;
101 }
102
103 for (i = 0; i < 32; i++) {
104 snprintf(p, cpu_reg_names_size, "r%d", i);
105 cpu_gpr[i] = tcg_global_mem_new(TCG_AREG0,
106 offsetof(CPUState, gpr[i]), p);
107 p += (i < 10) ? 3 : 4;
108 cpu_reg_names_size -= (i < 10) ? 3 : 4;
109 #if !defined(TARGET_PPC64)
110 snprintf(p, cpu_reg_names_size, "r%dH", i);
111 cpu_gprh[i] = tcg_global_mem_new_i32(TCG_AREG0,
112 offsetof(CPUState, gprh[i]), p);
113 p += (i < 10) ? 4 : 5;
114 cpu_reg_names_size -= (i < 10) ? 4 : 5;
115 #endif
116
117 snprintf(p, cpu_reg_names_size, "fp%d", i);
118 cpu_fpr[i] = tcg_global_mem_new_i64(TCG_AREG0,
119 offsetof(CPUState, fpr[i]), p);
120 p += (i < 10) ? 4 : 5;
121 cpu_reg_names_size -= (i < 10) ? 4 : 5;
122
123 snprintf(p, cpu_reg_names_size, "avr%dH", i);
124 #ifdef WORDS_BIGENDIAN
125 cpu_avrh[i] = tcg_global_mem_new_i64(TCG_AREG0,
126 offsetof(CPUState, avr[i].u64[0]), p);
127 #else
128 cpu_avrh[i] = tcg_global_mem_new_i64(TCG_AREG0,
129 offsetof(CPUState, avr[i].u64[1]), p);
130 #endif
131 p += (i < 10) ? 6 : 7;
132 cpu_reg_names_size -= (i < 10) ? 6 : 7;
133
134 snprintf(p, cpu_reg_names_size, "avr%dL", i);
135 #ifdef WORDS_BIGENDIAN
136 cpu_avrl[i] = tcg_global_mem_new_i64(TCG_AREG0,
137 offsetof(CPUState, avr[i].u64[1]), p);
138 #else
139 cpu_avrl[i] = tcg_global_mem_new_i64(TCG_AREG0,
140 offsetof(CPUState, avr[i].u64[0]), p);
141 #endif
142 p += (i < 10) ? 6 : 7;
143 cpu_reg_names_size -= (i < 10) ? 6 : 7;
144 }
145
146 cpu_nip = tcg_global_mem_new(TCG_AREG0,
147 offsetof(CPUState, nip), "nip");
148
149 cpu_msr = tcg_global_mem_new(TCG_AREG0,
150 offsetof(CPUState, msr), "msr");
151
152 cpu_ctr = tcg_global_mem_new(TCG_AREG0,
153 offsetof(CPUState, ctr), "ctr");
154
155 cpu_lr = tcg_global_mem_new(TCG_AREG0,
156 offsetof(CPUState, lr), "lr");
157
158 cpu_xer = tcg_global_mem_new(TCG_AREG0,
159 offsetof(CPUState, xer), "xer");
160
161 cpu_reserve = tcg_global_mem_new(TCG_AREG0,
162 offsetof(CPUState, reserve), "reserve");
163
164 cpu_fpscr = tcg_global_mem_new_i32(TCG_AREG0,
165 offsetof(CPUState, fpscr), "fpscr");
166
167 cpu_access_type = tcg_global_mem_new_i32(TCG_AREG0,
168 offsetof(CPUState, access_type), "access_type");
169
170 /* register helpers */
171 #define GEN_HELPER 2
172 #include "helper.h"
173
174 done_init = 1;
175 }
176
177 /* internal defines */
178 typedef struct DisasContext {
179 struct TranslationBlock *tb;
180 target_ulong nip;
181 uint32_t opcode;
182 uint32_t exception;
183 /* Routine used to access memory */
184 int mem_idx;
185 int access_type;
186 /* Translation flags */
187 int le_mode;
188 #if defined(TARGET_PPC64)
189 int sf_mode;
190 #endif
191 int fpu_enabled;
192 int altivec_enabled;
193 int spe_enabled;
194 ppc_spr_t *spr_cb; /* Needed to check rights for mfspr/mtspr */
195 int singlestep_enabled;
196 } DisasContext;
197
198 struct opc_handler_t {
199 /* invalid bits */
200 uint32_t inval;
201 /* instruction type */
202 uint64_t type;
203 /* handler */
204 void (*handler)(DisasContext *ctx);
205 #if defined(DO_PPC_STATISTICS) || defined(PPC_DUMP_CPU)
206 const char *oname;
207 #endif
208 #if defined(DO_PPC_STATISTICS)
209 uint64_t count;
210 #endif
211 };
212
213 static always_inline void gen_reset_fpstatus (void)
214 {
215 #ifdef CONFIG_SOFTFLOAT
216 gen_helper_reset_fpstatus();
217 #endif
218 }
219
220 static always_inline void gen_compute_fprf (TCGv_i64 arg, int set_fprf, int set_rc)
221 {
222 TCGv_i32 t0 = tcg_temp_new_i32();
223
224 if (set_fprf != 0) {
225 /* This case might be optimized later */
226 tcg_gen_movi_i32(t0, 1);
227 gen_helper_compute_fprf(t0, arg, t0);
228 if (unlikely(set_rc)) {
229 tcg_gen_mov_i32(cpu_crf[1], t0);
230 }
231 gen_helper_float_check_status();
232 } else if (unlikely(set_rc)) {
233 /* We always need to compute fpcc */
234 tcg_gen_movi_i32(t0, 0);
235 gen_helper_compute_fprf(t0, arg, t0);
236 tcg_gen_mov_i32(cpu_crf[1], t0);
237 }
238
239 tcg_temp_free_i32(t0);
240 }
241
242 static always_inline void gen_set_access_type (DisasContext *ctx, int access_type)
243 {
244 if (ctx->access_type != access_type) {
245 tcg_gen_movi_i32(cpu_access_type, access_type);
246 ctx->access_type = access_type;
247 }
248 }
249
250 static always_inline void gen_update_nip (DisasContext *ctx, target_ulong nip)
251 {
252 #if defined(TARGET_PPC64)
253 if (ctx->sf_mode)
254 tcg_gen_movi_tl(cpu_nip, nip);
255 else
256 #endif
257 tcg_gen_movi_tl(cpu_nip, (uint32_t)nip);
258 }
259
260 static always_inline void gen_exception_err (DisasContext *ctx, uint32_t excp, uint32_t error)
261 {
262 TCGv_i32 t0, t1;
263 if (ctx->exception == POWERPC_EXCP_NONE) {
264 gen_update_nip(ctx, ctx->nip);
265 }
266 t0 = tcg_const_i32(excp);
267 t1 = tcg_const_i32(error);
268 gen_helper_raise_exception_err(t0, t1);
269 tcg_temp_free_i32(t0);
270 tcg_temp_free_i32(t1);
271 ctx->exception = (excp);
272 }
273
274 static always_inline void gen_exception (DisasContext *ctx, uint32_t excp)
275 {
276 TCGv_i32 t0;
277 if (ctx->exception == POWERPC_EXCP_NONE) {
278 gen_update_nip(ctx, ctx->nip);
279 }
280 t0 = tcg_const_i32(excp);
281 gen_helper_raise_exception(t0);
282 tcg_temp_free_i32(t0);
283 ctx->exception = (excp);
284 }
285
286 static always_inline void gen_debug_exception (DisasContext *ctx)
287 {
288 TCGv_i32 t0;
289
290 if (ctx->exception != POWERPC_EXCP_BRANCH)
291 gen_update_nip(ctx, ctx->nip);
292 t0 = tcg_const_i32(EXCP_DEBUG);
293 gen_helper_raise_exception(t0);
294 tcg_temp_free_i32(t0);
295 }
296
297 static always_inline void gen_inval_exception (DisasContext *ctx, uint32_t error)
298 {
299 gen_exception_err(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_INVAL | error);
300 }
301
302 /* Stop translation */
303 static always_inline void gen_stop_exception (DisasContext *ctx)
304 {
305 gen_update_nip(ctx, ctx->nip);
306 ctx->exception = POWERPC_EXCP_STOP;
307 }
308
309 /* No need to update nip here, as execution flow will change */
310 static always_inline void gen_sync_exception (DisasContext *ctx)
311 {
312 ctx->exception = POWERPC_EXCP_SYNC;
313 }
314
315 #define GEN_HANDLER(name, opc1, opc2, opc3, inval, type) \
316 static void gen_##name (DisasContext *ctx); \
317 GEN_OPCODE(name, opc1, opc2, opc3, inval, type); \
318 static void gen_##name (DisasContext *ctx)
319
320 #define GEN_HANDLER2(name, onam, opc1, opc2, opc3, inval, type) \
321 static void gen_##name (DisasContext *ctx); \
322 GEN_OPCODE2(name, onam, opc1, opc2, opc3, inval, type); \
323 static void gen_##name (DisasContext *ctx)
324
325 typedef struct opcode_t {
326 unsigned char opc1, opc2, opc3;
327 #if HOST_LONG_BITS == 64 /* Explicitly align to 64 bits */
328 unsigned char pad[5];
329 #else
330 unsigned char pad[1];
331 #endif
332 opc_handler_t handler;
333 const char *oname;
334 } opcode_t;
335
336 /*****************************************************************************/
337 /*** Instruction decoding ***/
338 #define EXTRACT_HELPER(name, shift, nb) \
339 static always_inline uint32_t name (uint32_t opcode) \
340 { \
341 return (opcode >> (shift)) & ((1 << (nb)) - 1); \
342 }
343
344 #define EXTRACT_SHELPER(name, shift, nb) \
345 static always_inline int32_t name (uint32_t opcode) \
346 { \
347 return (int16_t)((opcode >> (shift)) & ((1 << (nb)) - 1)); \
348 }
349
350 /* Opcode part 1 */
351 EXTRACT_HELPER(opc1, 26, 6);
352 /* Opcode part 2 */
353 EXTRACT_HELPER(opc2, 1, 5);
354 /* Opcode part 3 */
355 EXTRACT_HELPER(opc3, 6, 5);
356 /* Update Cr0 flags */
357 EXTRACT_HELPER(Rc, 0, 1);
358 /* Destination */
359 EXTRACT_HELPER(rD, 21, 5);
360 /* Source */
361 EXTRACT_HELPER(rS, 21, 5);
362 /* First operand */
363 EXTRACT_HELPER(rA, 16, 5);
364 /* Second operand */
365 EXTRACT_HELPER(rB, 11, 5);
366 /* Third operand */
367 EXTRACT_HELPER(rC, 6, 5);
368 /*** Get CRn ***/
369 EXTRACT_HELPER(crfD, 23, 3);
370 EXTRACT_HELPER(crfS, 18, 3);
371 EXTRACT_HELPER(crbD, 21, 5);
372 EXTRACT_HELPER(crbA, 16, 5);
373 EXTRACT_HELPER(crbB, 11, 5);
374 /* SPR / TBL */
375 EXTRACT_HELPER(_SPR, 11, 10);
376 static always_inline uint32_t SPR (uint32_t opcode)
377 {
378 uint32_t sprn = _SPR(opcode);
379
380 return ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5);
381 }
382 /*** Get constants ***/
383 EXTRACT_HELPER(IMM, 12, 8);
384 /* 16 bits signed immediate value */
385 EXTRACT_SHELPER(SIMM, 0, 16);
386 /* 16 bits unsigned immediate value */
387 EXTRACT_HELPER(UIMM, 0, 16);
388 /* 5 bits signed immediate value */
389 EXTRACT_HELPER(SIMM5, 16, 5);
390 /* 5 bits signed immediate value */
391 EXTRACT_HELPER(UIMM5, 16, 5);
392 /* Bit count */
393 EXTRACT_HELPER(NB, 11, 5);
394 /* Shift count */
395 EXTRACT_HELPER(SH, 11, 5);
396 /* Vector shift count */
397 EXTRACT_HELPER(VSH, 6, 4);
398 /* Mask start */
399 EXTRACT_HELPER(MB, 6, 5);
400 /* Mask end */
401 EXTRACT_HELPER(ME, 1, 5);
402 /* Trap operand */
403 EXTRACT_HELPER(TO, 21, 5);
404
405 EXTRACT_HELPER(CRM, 12, 8);
406 EXTRACT_HELPER(FM, 17, 8);
407 EXTRACT_HELPER(SR, 16, 4);
408 EXTRACT_HELPER(FPIMM, 12, 4);
409
410 /*** Jump target decoding ***/
411 /* Displacement */
412 EXTRACT_SHELPER(d, 0, 16);
413 /* Immediate address */
414 static always_inline target_ulong LI (uint32_t opcode)
415 {
416 return (opcode >> 0) & 0x03FFFFFC;
417 }
418
419 static always_inline uint32_t BD (uint32_t opcode)
420 {
421 return (opcode >> 0) & 0xFFFC;
422 }
423
424 EXTRACT_HELPER(BO, 21, 5);
425 EXTRACT_HELPER(BI, 16, 5);
426 /* Absolute/relative address */
427 EXTRACT_HELPER(AA, 1, 1);
428 /* Link */
429 EXTRACT_HELPER(LK, 0, 1);
430
431 /* Create a mask between <start> and <end> bits */
432 static always_inline target_ulong MASK (uint32_t start, uint32_t end)
433 {
434 target_ulong ret;
435
436 #if defined(TARGET_PPC64)
437 if (likely(start == 0)) {
438 ret = UINT64_MAX << (63 - end);
439 } else if (likely(end == 63)) {
440 ret = UINT64_MAX >> start;
441 }
442 #else
443 if (likely(start == 0)) {
444 ret = UINT32_MAX << (31 - end);
445 } else if (likely(end == 31)) {
446 ret = UINT32_MAX >> start;
447 }
448 #endif
449 else {
450 ret = (((target_ulong)(-1ULL)) >> (start)) ^
451 (((target_ulong)(-1ULL) >> (end)) >> 1);
452 if (unlikely(start > end))
453 return ~ret;
454 }
455
456 return ret;
457 }
458
459 /*****************************************************************************/
460 /* PowerPC instructions table */
461 #if HOST_LONG_BITS == 64
462 #define OPC_ALIGN 8
463 #else
464 #define OPC_ALIGN 4
465 #endif
466 #if defined(__APPLE__)
467 #define OPCODES_SECTION \
468 __attribute__ ((section("__TEXT,__opcodes"), unused, aligned (OPC_ALIGN) ))
469 #else
470 #define OPCODES_SECTION \
471 __attribute__ ((section(".opcodes"), unused, aligned (OPC_ALIGN) ))
472 #endif
473
474 #if defined(DO_PPC_STATISTICS)
475 #define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \
476 extern opcode_t opc_##name; \
477 OPCODES_SECTION opcode_t opc_##name = { \
478 .opc1 = op1, \
479 .opc2 = op2, \
480 .opc3 = op3, \
481 .pad = { 0, }, \
482 .handler = { \
483 .inval = invl, \
484 .type = _typ, \
485 .handler = &gen_##name, \
486 .oname = stringify(name), \
487 }, \
488 .oname = stringify(name), \
489 }
490 #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \
491 OPCODES_SECTION opcode_t opc_##name = { \
492 .opc1 = op1, \
493 .opc2 = op2, \
494 .opc3 = op3, \
495 .pad = { 0, }, \
496 .handler = { \
497 .inval = invl, \
498 .type = _typ, \
499 .handler = &gen_##name, \
500 .oname = onam, \
501 }, \
502 .oname = onam, \
503 }
504 #else
505 #define GEN_OPCODE(name, op1, op2, op3, invl, _typ) \
506 extern opcode_t opc_##name; \
507 OPCODES_SECTION opcode_t opc_##name = { \
508 .opc1 = op1, \
509 .opc2 = op2, \
510 .opc3 = op3, \
511 .pad = { 0, }, \
512 .handler = { \
513 .inval = invl, \
514 .type = _typ, \
515 .handler = &gen_##name, \
516 }, \
517 .oname = stringify(name), \
518 }
519 #define GEN_OPCODE2(name, onam, op1, op2, op3, invl, _typ) \
520 extern opcode_t opc_##name; \
521 OPCODES_SECTION opcode_t opc_##name = { \
522 .opc1 = op1, \
523 .opc2 = op2, \
524 .opc3 = op3, \
525 .pad = { 0, }, \
526 .handler = { \
527 .inval = invl, \
528 .type = _typ, \
529 .handler = &gen_##name, \
530 }, \
531 .oname = onam, \
532 }
533 #endif
534
535 #define GEN_OPCODE_MARK(name) \
536 extern opcode_t opc_##name; \
537 OPCODES_SECTION opcode_t opc_##name = { \
538 .opc1 = 0xFF, \
539 .opc2 = 0xFF, \
540 .opc3 = 0xFF, \
541 .pad = { 0, }, \
542 .handler = { \
543 .inval = 0x00000000, \
544 .type = 0x00, \
545 .handler = NULL, \
546 }, \
547 .oname = stringify(name), \
548 }
549
550 /* SPR load/store helpers */
551 static always_inline void gen_load_spr(TCGv t, int reg)
552 {
553 tcg_gen_ld_tl(t, cpu_env, offsetof(CPUState, spr[reg]));
554 }
555
556 static always_inline void gen_store_spr(int reg, TCGv t)
557 {
558 tcg_gen_st_tl(t, cpu_env, offsetof(CPUState, spr[reg]));
559 }
560
561 /* Start opcode list */
562 GEN_OPCODE_MARK(start);
563
564 /* Invalid instruction */
565 GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE)
566 {
567 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
568 }
569
570 static opc_handler_t invalid_handler = {
571 .inval = 0xFFFFFFFF,
572 .type = PPC_NONE,
573 .handler = gen_invalid,
574 };
575
576 /*** Integer comparison ***/
577
578 static always_inline void gen_op_cmp(TCGv arg0, TCGv arg1, int s, int crf)
579 {
580 int l1, l2, l3;
581
582 tcg_gen_trunc_tl_i32(cpu_crf[crf], cpu_xer);
583 tcg_gen_shri_i32(cpu_crf[crf], cpu_crf[crf], XER_SO);
584 tcg_gen_andi_i32(cpu_crf[crf], cpu_crf[crf], 1);
585
586 l1 = gen_new_label();
587 l2 = gen_new_label();
588 l3 = gen_new_label();
589 if (s) {
590 tcg_gen_brcond_tl(TCG_COND_LT, arg0, arg1, l1);
591 tcg_gen_brcond_tl(TCG_COND_GT, arg0, arg1, l2);
592 } else {
593 tcg_gen_brcond_tl(TCG_COND_LTU, arg0, arg1, l1);
594 tcg_gen_brcond_tl(TCG_COND_GTU, arg0, arg1, l2);
595 }
596 tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_EQ);
597 tcg_gen_br(l3);
598 gen_set_label(l1);
599 tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_LT);
600 tcg_gen_br(l3);
601 gen_set_label(l2);
602 tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_GT);
603 gen_set_label(l3);
604 }
605
606 static always_inline void gen_op_cmpi(TCGv arg0, target_ulong arg1, int s, int crf)
607 {
608 TCGv t0 = tcg_const_local_tl(arg1);
609 gen_op_cmp(arg0, t0, s, crf);
610 tcg_temp_free(t0);
611 }
612
613 #if defined(TARGET_PPC64)
614 static always_inline void gen_op_cmp32(TCGv arg0, TCGv arg1, int s, int crf)
615 {
616 TCGv t0, t1;
617 t0 = tcg_temp_local_new();
618 t1 = tcg_temp_local_new();
619 if (s) {
620 tcg_gen_ext32s_tl(t0, arg0);
621 tcg_gen_ext32s_tl(t1, arg1);
622 } else {
623 tcg_gen_ext32u_tl(t0, arg0);
624 tcg_gen_ext32u_tl(t1, arg1);
625 }
626 gen_op_cmp(t0, t1, s, crf);
627 tcg_temp_free(t1);
628 tcg_temp_free(t0);
629 }
630
631 static always_inline void gen_op_cmpi32(TCGv arg0, target_ulong arg1, int s, int crf)
632 {
633 TCGv t0 = tcg_const_local_tl(arg1);
634 gen_op_cmp32(arg0, t0, s, crf);
635 tcg_temp_free(t0);
636 }
637 #endif
638
639 static always_inline void gen_set_Rc0 (DisasContext *ctx, TCGv reg)
640 {
641 #if defined(TARGET_PPC64)
642 if (!(ctx->sf_mode))
643 gen_op_cmpi32(reg, 0, 1, 0);
644 else
645 #endif
646 gen_op_cmpi(reg, 0, 1, 0);
647 }
648
649 /* cmp */
650 GEN_HANDLER(cmp, 0x1F, 0x00, 0x00, 0x00400000, PPC_INTEGER)
651 {
652 #if defined(TARGET_PPC64)
653 if (!(ctx->sf_mode && (ctx->opcode & 0x00200000)))
654 gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)],
655 1, crfD(ctx->opcode));
656 else
657 #endif
658 gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)],
659 1, crfD(ctx->opcode));
660 }
661
662 /* cmpi */
663 GEN_HANDLER(cmpi, 0x0B, 0xFF, 0xFF, 0x00400000, PPC_INTEGER)
664 {
665 #if defined(TARGET_PPC64)
666 if (!(ctx->sf_mode && (ctx->opcode & 0x00200000)))
667 gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode),
668 1, crfD(ctx->opcode));
669 else
670 #endif
671 gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], SIMM(ctx->opcode),
672 1, crfD(ctx->opcode));
673 }
674
675 /* cmpl */
676 GEN_HANDLER(cmpl, 0x1F, 0x00, 0x01, 0x00400000, PPC_INTEGER)
677 {
678 #if defined(TARGET_PPC64)
679 if (!(ctx->sf_mode && (ctx->opcode & 0x00200000)))
680 gen_op_cmp32(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)],
681 0, crfD(ctx->opcode));
682 else
683 #endif
684 gen_op_cmp(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)],
685 0, crfD(ctx->opcode));
686 }
687
688 /* cmpli */
689 GEN_HANDLER(cmpli, 0x0A, 0xFF, 0xFF, 0x00400000, PPC_INTEGER)
690 {
691 #if defined(TARGET_PPC64)
692 if (!(ctx->sf_mode && (ctx->opcode & 0x00200000)))
693 gen_op_cmpi32(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode),
694 0, crfD(ctx->opcode));
695 else
696 #endif
697 gen_op_cmpi(cpu_gpr[rA(ctx->opcode)], UIMM(ctx->opcode),
698 0, crfD(ctx->opcode));
699 }
700
701 /* isel (PowerPC 2.03 specification) */
702 GEN_HANDLER(isel, 0x1F, 0x0F, 0xFF, 0x00000001, PPC_ISEL)
703 {
704 int l1, l2;
705 uint32_t bi = rC(ctx->opcode);
706 uint32_t mask;
707 TCGv_i32 t0;
708
709 l1 = gen_new_label();
710 l2 = gen_new_label();
711
712 mask = 1 << (3 - (bi & 0x03));
713 t0 = tcg_temp_new_i32();
714 tcg_gen_andi_i32(t0, cpu_crf[bi >> 2], mask);
715 tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
716 if (rA(ctx->opcode) == 0)
717 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
718 else
719 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
720 tcg_gen_br(l2);
721 gen_set_label(l1);
722 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
723 gen_set_label(l2);
724 tcg_temp_free_i32(t0);
725 }
726
727 /*** Integer arithmetic ***/
728
729 static always_inline void gen_op_arith_compute_ov(DisasContext *ctx, TCGv arg0, TCGv arg1, TCGv arg2, int sub)
730 {
731 int l1;
732 TCGv t0;
733
734 l1 = gen_new_label();
735 /* Start with XER OV disabled, the most likely case */
736 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
737 t0 = tcg_temp_local_new();
738 tcg_gen_xor_tl(t0, arg0, arg1);
739 #if defined(TARGET_PPC64)
740 if (!ctx->sf_mode)
741 tcg_gen_ext32s_tl(t0, t0);
742 #endif
743 if (sub)
744 tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0, l1);
745 else
746 tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1);
747 tcg_gen_xor_tl(t0, arg1, arg2);
748 #if defined(TARGET_PPC64)
749 if (!ctx->sf_mode)
750 tcg_gen_ext32s_tl(t0, t0);
751 #endif
752 if (sub)
753 tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1);
754 else
755 tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0, l1);
756 tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
757 gen_set_label(l1);
758 tcg_temp_free(t0);
759 }
760
761 static always_inline void gen_op_arith_compute_ca(DisasContext *ctx, TCGv arg1, TCGv arg2, int sub)
762 {
763 int l1 = gen_new_label();
764
765 #if defined(TARGET_PPC64)
766 if (!(ctx->sf_mode)) {
767 TCGv t0, t1;
768 t0 = tcg_temp_new();
769 t1 = tcg_temp_new();
770
771 tcg_gen_ext32u_tl(t0, arg1);
772 tcg_gen_ext32u_tl(t1, arg2);
773 if (sub) {
774 tcg_gen_brcond_tl(TCG_COND_GTU, t0, t1, l1);
775 } else {
776 tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1);
777 }
778 tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
779 gen_set_label(l1);
780 tcg_temp_free(t0);
781 tcg_temp_free(t1);
782 } else
783 #endif
784 {
785 if (sub) {
786 tcg_gen_brcond_tl(TCG_COND_GTU, arg1, arg2, l1);
787 } else {
788 tcg_gen_brcond_tl(TCG_COND_GEU, arg1, arg2, l1);
789 }
790 tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
791 gen_set_label(l1);
792 }
793 }
794
795 /* Common add function */
796 static always_inline void gen_op_arith_add(DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2,
797 int add_ca, int compute_ca, int compute_ov)
798 {
799 TCGv t0, t1;
800
801 if ((!compute_ca && !compute_ov) ||
802 (!TCGV_EQUAL(ret,arg1) && !TCGV_EQUAL(ret, arg2))) {
803 t0 = ret;
804 } else {
805 t0 = tcg_temp_local_new();
806 }
807
808 if (add_ca) {
809 t1 = tcg_temp_local_new();
810 tcg_gen_andi_tl(t1, cpu_xer, (1 << XER_CA));
811 tcg_gen_shri_tl(t1, t1, XER_CA);
812 }
813
814 if (compute_ca && compute_ov) {
815 /* Start with XER CA and OV disabled, the most likely case */
816 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~((1 << XER_CA) | (1 << XER_OV)));
817 } else if (compute_ca) {
818 /* Start with XER CA disabled, the most likely case */
819 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
820 } else if (compute_ov) {
821 /* Start with XER OV disabled, the most likely case */
822 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
823 }
824
825 tcg_gen_add_tl(t0, arg1, arg2);
826
827 if (compute_ca) {
828 gen_op_arith_compute_ca(ctx, t0, arg1, 0);
829 }
830 if (add_ca) {
831 tcg_gen_add_tl(t0, t0, t1);
832 gen_op_arith_compute_ca(ctx, t0, t1, 0);
833 tcg_temp_free(t1);
834 }
835 if (compute_ov) {
836 gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 0);
837 }
838
839 if (unlikely(Rc(ctx->opcode) != 0))
840 gen_set_Rc0(ctx, t0);
841
842 if (!TCGV_EQUAL(t0, ret)) {
843 tcg_gen_mov_tl(ret, t0);
844 tcg_temp_free(t0);
845 }
846 }
847 /* Add functions with two operands */
848 #define GEN_INT_ARITH_ADD(name, opc3, add_ca, compute_ca, compute_ov) \
849 GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x00000000, PPC_INTEGER) \
850 { \
851 gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \
852 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
853 add_ca, compute_ca, compute_ov); \
854 }
855 /* Add functions with one operand and one immediate */
856 #define GEN_INT_ARITH_ADD_CONST(name, opc3, const_val, \
857 add_ca, compute_ca, compute_ov) \
858 GEN_HANDLER(name, 0x1F, 0x0A, opc3, 0x0000F800, PPC_INTEGER) \
859 { \
860 TCGv t0 = tcg_const_local_tl(const_val); \
861 gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \
862 cpu_gpr[rA(ctx->opcode)], t0, \
863 add_ca, compute_ca, compute_ov); \
864 tcg_temp_free(t0); \
865 }
866
867 /* add add. addo addo. */
868 GEN_INT_ARITH_ADD(add, 0x08, 0, 0, 0)
869 GEN_INT_ARITH_ADD(addo, 0x18, 0, 0, 1)
870 /* addc addc. addco addco. */
871 GEN_INT_ARITH_ADD(addc, 0x00, 0, 1, 0)
872 GEN_INT_ARITH_ADD(addco, 0x10, 0, 1, 1)
873 /* adde adde. addeo addeo. */
874 GEN_INT_ARITH_ADD(adde, 0x04, 1, 1, 0)
875 GEN_INT_ARITH_ADD(addeo, 0x14, 1, 1, 1)
876 /* addme addme. addmeo addmeo. */
877 GEN_INT_ARITH_ADD_CONST(addme, 0x07, -1LL, 1, 1, 0)
878 GEN_INT_ARITH_ADD_CONST(addmeo, 0x17, -1LL, 1, 1, 1)
879 /* addze addze. addzeo addzeo.*/
880 GEN_INT_ARITH_ADD_CONST(addze, 0x06, 0, 1, 1, 0)
881 GEN_INT_ARITH_ADD_CONST(addzeo, 0x16, 0, 1, 1, 1)
882 /* addi */
883 GEN_HANDLER(addi, 0x0E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
884 {
885 target_long simm = SIMM(ctx->opcode);
886
887 if (rA(ctx->opcode) == 0) {
888 /* li case */
889 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm);
890 } else {
891 tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], simm);
892 }
893 }
894 /* addic addic.*/
895 static always_inline void gen_op_addic (DisasContext *ctx, TCGv ret, TCGv arg1,
896 int compute_Rc0)
897 {
898 target_long simm = SIMM(ctx->opcode);
899
900 /* Start with XER CA and OV disabled, the most likely case */
901 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
902
903 if (likely(simm != 0)) {
904 TCGv t0 = tcg_temp_local_new();
905 tcg_gen_addi_tl(t0, arg1, simm);
906 gen_op_arith_compute_ca(ctx, t0, arg1, 0);
907 tcg_gen_mov_tl(ret, t0);
908 tcg_temp_free(t0);
909 } else {
910 tcg_gen_mov_tl(ret, arg1);
911 }
912 if (compute_Rc0) {
913 gen_set_Rc0(ctx, ret);
914 }
915 }
916 GEN_HANDLER(addic, 0x0C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
917 {
918 gen_op_addic(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0);
919 }
920 GEN_HANDLER2(addic_, "addic.", 0x0D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
921 {
922 gen_op_addic(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1);
923 }
924 /* addis */
925 GEN_HANDLER(addis, 0x0F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
926 {
927 target_long simm = SIMM(ctx->opcode);
928
929 if (rA(ctx->opcode) == 0) {
930 /* lis case */
931 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm << 16);
932 } else {
933 tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], simm << 16);
934 }
935 }
936
937 static always_inline void gen_op_arith_divw (DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2,
938 int sign, int compute_ov)
939 {
940 int l1 = gen_new_label();
941 int l2 = gen_new_label();
942 TCGv_i32 t0 = tcg_temp_local_new_i32();
943 TCGv_i32 t1 = tcg_temp_local_new_i32();
944
945 tcg_gen_trunc_tl_i32(t0, arg1);
946 tcg_gen_trunc_tl_i32(t1, arg2);
947 tcg_gen_brcondi_i32(TCG_COND_EQ, t1, 0, l1);
948 if (sign) {
949 int l3 = gen_new_label();
950 tcg_gen_brcondi_i32(TCG_COND_NE, t1, -1, l3);
951 tcg_gen_brcondi_i32(TCG_COND_EQ, t0, INT32_MIN, l1);
952 gen_set_label(l3);
953 tcg_gen_div_i32(t0, t0, t1);
954 } else {
955 tcg_gen_divu_i32(t0, t0, t1);
956 }
957 if (compute_ov) {
958 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
959 }
960 tcg_gen_br(l2);
961 gen_set_label(l1);
962 if (sign) {
963 tcg_gen_sari_i32(t0, t0, 31);
964 } else {
965 tcg_gen_movi_i32(t0, 0);
966 }
967 if (compute_ov) {
968 tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
969 }
970 gen_set_label(l2);
971 tcg_gen_extu_i32_tl(ret, t0);
972 tcg_temp_free_i32(t0);
973 tcg_temp_free_i32(t1);
974 if (unlikely(Rc(ctx->opcode) != 0))
975 gen_set_Rc0(ctx, ret);
976 }
977 /* Div functions */
978 #define GEN_INT_ARITH_DIVW(name, opc3, sign, compute_ov) \
979 GEN_HANDLER(name, 0x1F, 0x0B, opc3, 0x00000000, PPC_INTEGER) \
980 { \
981 gen_op_arith_divw(ctx, cpu_gpr[rD(ctx->opcode)], \
982 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
983 sign, compute_ov); \
984 }
985 /* divwu divwu. divwuo divwuo. */
986 GEN_INT_ARITH_DIVW(divwu, 0x0E, 0, 0);
987 GEN_INT_ARITH_DIVW(divwuo, 0x1E, 0, 1);
988 /* divw divw. divwo divwo. */
989 GEN_INT_ARITH_DIVW(divw, 0x0F, 1, 0);
990 GEN_INT_ARITH_DIVW(divwo, 0x1F, 1, 1);
991 #if defined(TARGET_PPC64)
992 static always_inline void gen_op_arith_divd (DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2,
993 int sign, int compute_ov)
994 {
995 int l1 = gen_new_label();
996 int l2 = gen_new_label();
997
998 tcg_gen_brcondi_i64(TCG_COND_EQ, arg2, 0, l1);
999 if (sign) {
1000 int l3 = gen_new_label();
1001 tcg_gen_brcondi_i64(TCG_COND_NE, arg2, -1, l3);
1002 tcg_gen_brcondi_i64(TCG_COND_EQ, arg1, INT64_MIN, l1);
1003 gen_set_label(l3);
1004 tcg_gen_div_i64(ret, arg1, arg2);
1005 } else {
1006 tcg_gen_divu_i64(ret, arg1, arg2);
1007 }
1008 if (compute_ov) {
1009 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
1010 }
1011 tcg_gen_br(l2);
1012 gen_set_label(l1);
1013 if (sign) {
1014 tcg_gen_sari_i64(ret, arg1, 63);
1015 } else {
1016 tcg_gen_movi_i64(ret, 0);
1017 }
1018 if (compute_ov) {
1019 tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
1020 }
1021 gen_set_label(l2);
1022 if (unlikely(Rc(ctx->opcode) != 0))
1023 gen_set_Rc0(ctx, ret);
1024 }
1025 #define GEN_INT_ARITH_DIVD(name, opc3, sign, compute_ov) \
1026 GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B) \
1027 { \
1028 gen_op_arith_divd(ctx, cpu_gpr[rD(ctx->opcode)], \
1029 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
1030 sign, compute_ov); \
1031 }
1032 /* divwu divwu. divwuo divwuo. */
1033 GEN_INT_ARITH_DIVD(divdu, 0x0E, 0, 0);
1034 GEN_INT_ARITH_DIVD(divduo, 0x1E, 0, 1);
1035 /* divw divw. divwo divwo. */
1036 GEN_INT_ARITH_DIVD(divd, 0x0F, 1, 0);
1037 GEN_INT_ARITH_DIVD(divdo, 0x1F, 1, 1);
1038 #endif
1039
1040 /* mulhw mulhw. */
1041 GEN_HANDLER(mulhw, 0x1F, 0x0B, 0x02, 0x00000400, PPC_INTEGER)
1042 {
1043 TCGv_i64 t0, t1;
1044
1045 t0 = tcg_temp_new_i64();
1046 t1 = tcg_temp_new_i64();
1047 #if defined(TARGET_PPC64)
1048 tcg_gen_ext32s_tl(t0, cpu_gpr[rA(ctx->opcode)]);
1049 tcg_gen_ext32s_tl(t1, cpu_gpr[rB(ctx->opcode)]);
1050 tcg_gen_mul_i64(t0, t0, t1);
1051 tcg_gen_shri_i64(cpu_gpr[rD(ctx->opcode)], t0, 32);
1052 #else
1053 tcg_gen_ext_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
1054 tcg_gen_ext_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
1055 tcg_gen_mul_i64(t0, t0, t1);
1056 tcg_gen_shri_i64(t0, t0, 32);
1057 tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0);
1058 #endif
1059 tcg_temp_free_i64(t0);
1060 tcg_temp_free_i64(t1);
1061 if (unlikely(Rc(ctx->opcode) != 0))
1062 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
1063 }
1064 /* mulhwu mulhwu. */
1065 GEN_HANDLER(mulhwu, 0x1F, 0x0B, 0x00, 0x00000400, PPC_INTEGER)
1066 {
1067 TCGv_i64 t0, t1;
1068
1069 t0 = tcg_temp_new_i64();
1070 t1 = tcg_temp_new_i64();
1071 #if defined(TARGET_PPC64)
1072 tcg_gen_ext32u_i64(t0, cpu_gpr[rA(ctx->opcode)]);
1073 tcg_gen_ext32u_i64(t1, cpu_gpr[rB(ctx->opcode)]);
1074 tcg_gen_mul_i64(t0, t0, t1);
1075 tcg_gen_shri_i64(cpu_gpr[rD(ctx->opcode)], t0, 32);
1076 #else
1077 tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
1078 tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
1079 tcg_gen_mul_i64(t0, t0, t1);
1080 tcg_gen_shri_i64(t0, t0, 32);
1081 tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0);
1082 #endif
1083 tcg_temp_free_i64(t0);
1084 tcg_temp_free_i64(t1);
1085 if (unlikely(Rc(ctx->opcode) != 0))
1086 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
1087 }
1088 /* mullw mullw. */
1089 GEN_HANDLER(mullw, 0x1F, 0x0B, 0x07, 0x00000000, PPC_INTEGER)
1090 {
1091 tcg_gen_mul_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
1092 cpu_gpr[rB(ctx->opcode)]);
1093 tcg_gen_ext32s_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)]);
1094 if (unlikely(Rc(ctx->opcode) != 0))
1095 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
1096 }
1097 /* mullwo mullwo. */
1098 GEN_HANDLER(mullwo, 0x1F, 0x0B, 0x17, 0x00000000, PPC_INTEGER)
1099 {
1100 int l1;
1101 TCGv_i64 t0, t1;
1102
1103 t0 = tcg_temp_new_i64();
1104 t1 = tcg_temp_new_i64();
1105 l1 = gen_new_label();
1106 /* Start with XER OV disabled, the most likely case */
1107 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
1108 #if defined(TARGET_PPC64)
1109 tcg_gen_ext32s_i64(t0, cpu_gpr[rA(ctx->opcode)]);
1110 tcg_gen_ext32s_i64(t1, cpu_gpr[rB(ctx->opcode)]);
1111 #else
1112 tcg_gen_ext_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
1113 tcg_gen_ext_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
1114 #endif
1115 tcg_gen_mul_i64(t0, t0, t1);
1116 #if defined(TARGET_PPC64)
1117 tcg_gen_ext32s_i64(cpu_gpr[rD(ctx->opcode)], t0);
1118 tcg_gen_brcond_i64(TCG_COND_EQ, t0, cpu_gpr[rD(ctx->opcode)], l1);
1119 #else
1120 tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0);
1121 tcg_gen_ext32s_i64(t1, t0);
1122 tcg_gen_brcond_i64(TCG_COND_EQ, t0, t1, l1);
1123 #endif
1124 tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
1125 gen_set_label(l1);
1126 tcg_temp_free_i64(t0);
1127 tcg_temp_free_i64(t1);
1128 if (unlikely(Rc(ctx->opcode) != 0))
1129 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
1130 }
1131 /* mulli */
1132 GEN_HANDLER(mulli, 0x07, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1133 {
1134 tcg_gen_muli_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
1135 SIMM(ctx->opcode));
1136 }
1137 #if defined(TARGET_PPC64)
1138 #define GEN_INT_ARITH_MUL_HELPER(name, opc3) \
1139 GEN_HANDLER(name, 0x1F, 0x09, opc3, 0x00000000, PPC_64B) \
1140 { \
1141 gen_helper_##name (cpu_gpr[rD(ctx->opcode)], \
1142 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \
1143 if (unlikely(Rc(ctx->opcode) != 0)) \
1144 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]); \
1145 }
1146 /* mulhd mulhd. */
1147 GEN_INT_ARITH_MUL_HELPER(mulhdu, 0x00);
1148 /* mulhdu mulhdu. */
1149 GEN_INT_ARITH_MUL_HELPER(mulhd, 0x02);
1150 /* mulld mulld. */
1151 GEN_HANDLER(mulld, 0x1F, 0x09, 0x07, 0x00000000, PPC_64B)
1152 {
1153 tcg_gen_mul_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
1154 cpu_gpr[rB(ctx->opcode)]);
1155 if (unlikely(Rc(ctx->opcode) != 0))
1156 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
1157 }
1158 /* mulldo mulldo. */
1159 GEN_INT_ARITH_MUL_HELPER(mulldo, 0x17);
1160 #endif
1161
1162 /* neg neg. nego nego. */
1163 static always_inline void gen_op_arith_neg (DisasContext *ctx, TCGv ret, TCGv arg1, int ov_check)
1164 {
1165 int l1 = gen_new_label();
1166 int l2 = gen_new_label();
1167 TCGv t0 = tcg_temp_local_new();
1168 #if defined(TARGET_PPC64)
1169 if (ctx->sf_mode) {
1170 tcg_gen_mov_tl(t0, arg1);
1171 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, INT64_MIN, l1);
1172 } else
1173 #endif
1174 {
1175 tcg_gen_ext32s_tl(t0, arg1);
1176 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, INT32_MIN, l1);
1177 }
1178 tcg_gen_neg_tl(ret, arg1);
1179 if (ov_check) {
1180 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
1181 }
1182 tcg_gen_br(l2);
1183 gen_set_label(l1);
1184 tcg_gen_mov_tl(ret, t0);
1185 if (ov_check) {
1186 tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
1187 }
1188 gen_set_label(l2);
1189 tcg_temp_free(t0);
1190 if (unlikely(Rc(ctx->opcode) != 0))
1191 gen_set_Rc0(ctx, ret);
1192 }
1193 GEN_HANDLER(neg, 0x1F, 0x08, 0x03, 0x0000F800, PPC_INTEGER)
1194 {
1195 gen_op_arith_neg(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0);
1196 }
1197 GEN_HANDLER(nego, 0x1F, 0x08, 0x13, 0x0000F800, PPC_INTEGER)
1198 {
1199 gen_op_arith_neg(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1);
1200 }
1201
1202 /* Common subf function */
1203 static always_inline void gen_op_arith_subf(DisasContext *ctx, TCGv ret, TCGv arg1, TCGv arg2,
1204 int add_ca, int compute_ca, int compute_ov)
1205 {
1206 TCGv t0, t1;
1207
1208 if ((!compute_ca && !compute_ov) ||
1209 (!TCGV_EQUAL(ret, arg1) && !TCGV_EQUAL(ret, arg2))) {
1210 t0 = ret;
1211 } else {
1212 t0 = tcg_temp_local_new();
1213 }
1214
1215 if (add_ca) {
1216 t1 = tcg_temp_local_new();
1217 tcg_gen_andi_tl(t1, cpu_xer, (1 << XER_CA));
1218 tcg_gen_shri_tl(t1, t1, XER_CA);
1219 }
1220
1221 if (compute_ca && compute_ov) {
1222 /* Start with XER CA and OV disabled, the most likely case */
1223 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~((1 << XER_CA) | (1 << XER_OV)));
1224 } else if (compute_ca) {
1225 /* Start with XER CA disabled, the most likely case */
1226 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
1227 } else if (compute_ov) {
1228 /* Start with XER OV disabled, the most likely case */
1229 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
1230 }
1231
1232 if (add_ca) {
1233 tcg_gen_not_tl(t0, arg1);
1234 tcg_gen_add_tl(t0, t0, arg2);
1235 gen_op_arith_compute_ca(ctx, t0, arg2, 0);
1236 tcg_gen_add_tl(t0, t0, t1);
1237 gen_op_arith_compute_ca(ctx, t0, t1, 0);
1238 tcg_temp_free(t1);
1239 } else {
1240 tcg_gen_sub_tl(t0, arg2, arg1);
1241 if (compute_ca) {
1242 gen_op_arith_compute_ca(ctx, t0, arg2, 1);
1243 }
1244 }
1245 if (compute_ov) {
1246 gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 1);
1247 }
1248
1249 if (unlikely(Rc(ctx->opcode) != 0))
1250 gen_set_Rc0(ctx, t0);
1251
1252 if (!TCGV_EQUAL(t0, ret)) {
1253 tcg_gen_mov_tl(ret, t0);
1254 tcg_temp_free(t0);
1255 }
1256 }
1257 /* Sub functions with Two operands functions */
1258 #define GEN_INT_ARITH_SUBF(name, opc3, add_ca, compute_ca, compute_ov) \
1259 GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x00000000, PPC_INTEGER) \
1260 { \
1261 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \
1262 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
1263 add_ca, compute_ca, compute_ov); \
1264 }
1265 /* Sub functions with one operand and one immediate */
1266 #define GEN_INT_ARITH_SUBF_CONST(name, opc3, const_val, \
1267 add_ca, compute_ca, compute_ov) \
1268 GEN_HANDLER(name, 0x1F, 0x08, opc3, 0x0000F800, PPC_INTEGER) \
1269 { \
1270 TCGv t0 = tcg_const_local_tl(const_val); \
1271 gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \
1272 cpu_gpr[rA(ctx->opcode)], t0, \
1273 add_ca, compute_ca, compute_ov); \
1274 tcg_temp_free(t0); \
1275 }
1276 /* subf subf. subfo subfo. */
1277 GEN_INT_ARITH_SUBF(subf, 0x01, 0, 0, 0)
1278 GEN_INT_ARITH_SUBF(subfo, 0x11, 0, 0, 1)
1279 /* subfc subfc. subfco subfco. */
1280 GEN_INT_ARITH_SUBF(subfc, 0x00, 0, 1, 0)
1281 GEN_INT_ARITH_SUBF(subfco, 0x10, 0, 1, 1)
1282 /* subfe subfe. subfeo subfo. */
1283 GEN_INT_ARITH_SUBF(subfe, 0x04, 1, 1, 0)
1284 GEN_INT_ARITH_SUBF(subfeo, 0x14, 1, 1, 1)
1285 /* subfme subfme. subfmeo subfmeo. */
1286 GEN_INT_ARITH_SUBF_CONST(subfme, 0x07, -1LL, 1, 1, 0)
1287 GEN_INT_ARITH_SUBF_CONST(subfmeo, 0x17, -1LL, 1, 1, 1)
1288 /* subfze subfze. subfzeo subfzeo.*/
1289 GEN_INT_ARITH_SUBF_CONST(subfze, 0x06, 0, 1, 1, 0)
1290 GEN_INT_ARITH_SUBF_CONST(subfzeo, 0x16, 0, 1, 1, 1)
1291 /* subfic */
1292 GEN_HANDLER(subfic, 0x08, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1293 {
1294 /* Start with XER CA and OV disabled, the most likely case */
1295 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
1296 TCGv t0 = tcg_temp_local_new();
1297 TCGv t1 = tcg_const_local_tl(SIMM(ctx->opcode));
1298 tcg_gen_sub_tl(t0, t1, cpu_gpr[rA(ctx->opcode)]);
1299 gen_op_arith_compute_ca(ctx, t0, t1, 1);
1300 tcg_temp_free(t1);
1301 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
1302 tcg_temp_free(t0);
1303 }
1304
1305 /*** Integer logical ***/
1306 #define GEN_LOGICAL2(name, tcg_op, opc, type) \
1307 GEN_HANDLER(name, 0x1F, 0x1C, opc, 0x00000000, type) \
1308 { \
1309 tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], \
1310 cpu_gpr[rB(ctx->opcode)]); \
1311 if (unlikely(Rc(ctx->opcode) != 0)) \
1312 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \
1313 }
1314
1315 #define GEN_LOGICAL1(name, tcg_op, opc, type) \
1316 GEN_HANDLER(name, 0x1F, 0x1A, opc, 0x00000000, type) \
1317 { \
1318 tcg_op(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]); \
1319 if (unlikely(Rc(ctx->opcode) != 0)) \
1320 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]); \
1321 }
1322
1323 /* and & and. */
1324 GEN_LOGICAL2(and, tcg_gen_and_tl, 0x00, PPC_INTEGER);
1325 /* andc & andc. */
1326 GEN_LOGICAL2(andc, tcg_gen_andc_tl, 0x01, PPC_INTEGER);
1327 /* andi. */
1328 GEN_HANDLER2(andi_, "andi.", 0x1C, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1329 {
1330 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], UIMM(ctx->opcode));
1331 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1332 }
1333 /* andis. */
1334 GEN_HANDLER2(andis_, "andis.", 0x1D, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1335 {
1336 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], UIMM(ctx->opcode) << 16);
1337 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1338 }
1339 /* cntlzw */
1340 GEN_HANDLER(cntlzw, 0x1F, 0x1A, 0x00, 0x00000000, PPC_INTEGER)
1341 {
1342 gen_helper_cntlzw(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
1343 if (unlikely(Rc(ctx->opcode) != 0))
1344 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1345 }
1346 /* eqv & eqv. */
1347 GEN_LOGICAL2(eqv, tcg_gen_eqv_tl, 0x08, PPC_INTEGER);
1348 /* extsb & extsb. */
1349 GEN_LOGICAL1(extsb, tcg_gen_ext8s_tl, 0x1D, PPC_INTEGER);
1350 /* extsh & extsh. */
1351 GEN_LOGICAL1(extsh, tcg_gen_ext16s_tl, 0x1C, PPC_INTEGER);
1352 /* nand & nand. */
1353 GEN_LOGICAL2(nand, tcg_gen_nand_tl, 0x0E, PPC_INTEGER);
1354 /* nor & nor. */
1355 GEN_LOGICAL2(nor, tcg_gen_nor_tl, 0x03, PPC_INTEGER);
1356 /* or & or. */
1357 GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER)
1358 {
1359 int rs, ra, rb;
1360
1361 rs = rS(ctx->opcode);
1362 ra = rA(ctx->opcode);
1363 rb = rB(ctx->opcode);
1364 /* Optimisation for mr. ri case */
1365 if (rs != ra || rs != rb) {
1366 if (rs != rb)
1367 tcg_gen_or_tl(cpu_gpr[ra], cpu_gpr[rs], cpu_gpr[rb]);
1368 else
1369 tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rs]);
1370 if (unlikely(Rc(ctx->opcode) != 0))
1371 gen_set_Rc0(ctx, cpu_gpr[ra]);
1372 } else if (unlikely(Rc(ctx->opcode) != 0)) {
1373 gen_set_Rc0(ctx, cpu_gpr[rs]);
1374 #if defined(TARGET_PPC64)
1375 } else {
1376 int prio = 0;
1377
1378 switch (rs) {
1379 case 1:
1380 /* Set process priority to low */
1381 prio = 2;
1382 break;
1383 case 6:
1384 /* Set process priority to medium-low */
1385 prio = 3;
1386 break;
1387 case 2:
1388 /* Set process priority to normal */
1389 prio = 4;
1390 break;
1391 #if !defined(CONFIG_USER_ONLY)
1392 case 31:
1393 if (ctx->mem_idx > 0) {
1394 /* Set process priority to very low */
1395 prio = 1;
1396 }
1397 break;
1398 case 5:
1399 if (ctx->mem_idx > 0) {
1400 /* Set process priority to medium-hight */
1401 prio = 5;
1402 }
1403 break;
1404 case 3:
1405 if (ctx->mem_idx > 0) {
1406 /* Set process priority to high */
1407 prio = 6;
1408 }
1409 break;
1410 case 7:
1411 if (ctx->mem_idx > 1) {
1412 /* Set process priority to very high */
1413 prio = 7;
1414 }
1415 break;
1416 #endif
1417 default:
1418 /* nop */
1419 break;
1420 }
1421 if (prio) {
1422 TCGv t0 = tcg_temp_new();
1423 gen_load_spr(t0, SPR_PPR);
1424 tcg_gen_andi_tl(t0, t0, ~0x001C000000000000ULL);
1425 tcg_gen_ori_tl(t0, t0, ((uint64_t)prio) << 50);
1426 gen_store_spr(SPR_PPR, t0);
1427 tcg_temp_free(t0);
1428 }
1429 #endif
1430 }
1431 }
1432 /* orc & orc. */
1433 GEN_LOGICAL2(orc, tcg_gen_orc_tl, 0x0C, PPC_INTEGER);
1434 /* xor & xor. */
1435 GEN_HANDLER(xor, 0x1F, 0x1C, 0x09, 0x00000000, PPC_INTEGER)
1436 {
1437 /* Optimisation for "set to zero" case */
1438 if (rS(ctx->opcode) != rB(ctx->opcode))
1439 tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
1440 else
1441 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
1442 if (unlikely(Rc(ctx->opcode) != 0))
1443 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1444 }
1445 /* ori */
1446 GEN_HANDLER(ori, 0x18, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1447 {
1448 target_ulong uimm = UIMM(ctx->opcode);
1449
1450 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
1451 /* NOP */
1452 /* XXX: should handle special NOPs for POWER series */
1453 return;
1454 }
1455 tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm);
1456 }
1457 /* oris */
1458 GEN_HANDLER(oris, 0x19, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1459 {
1460 target_ulong uimm = UIMM(ctx->opcode);
1461
1462 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
1463 /* NOP */
1464 return;
1465 }
1466 tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm << 16);
1467 }
1468 /* xori */
1469 GEN_HANDLER(xori, 0x1A, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1470 {
1471 target_ulong uimm = UIMM(ctx->opcode);
1472
1473 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
1474 /* NOP */
1475 return;
1476 }
1477 tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm);
1478 }
1479 /* xoris */
1480 GEN_HANDLER(xoris, 0x1B, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1481 {
1482 target_ulong uimm = UIMM(ctx->opcode);
1483
1484 if (rS(ctx->opcode) == rA(ctx->opcode) && uimm == 0) {
1485 /* NOP */
1486 return;
1487 }
1488 tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], uimm << 16);
1489 }
1490 /* popcntb : PowerPC 2.03 specification */
1491 GEN_HANDLER(popcntb, 0x1F, 0x03, 0x03, 0x0000F801, PPC_POPCNTB)
1492 {
1493 #if defined(TARGET_PPC64)
1494 if (ctx->sf_mode)
1495 gen_helper_popcntb_64(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
1496 else
1497 #endif
1498 gen_helper_popcntb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
1499 }
1500
1501 #if defined(TARGET_PPC64)
1502 /* extsw & extsw. */
1503 GEN_LOGICAL1(extsw, tcg_gen_ext32s_tl, 0x1E, PPC_64B);
1504 /* cntlzd */
1505 GEN_HANDLER(cntlzd, 0x1F, 0x1A, 0x01, 0x00000000, PPC_64B)
1506 {
1507 gen_helper_cntlzd(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
1508 if (unlikely(Rc(ctx->opcode) != 0))
1509 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1510 }
1511 #endif
1512
1513 /*** Integer rotate ***/
1514 /* rlwimi & rlwimi. */
1515 GEN_HANDLER(rlwimi, 0x14, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1516 {
1517 uint32_t mb, me, sh;
1518
1519 mb = MB(ctx->opcode);
1520 me = ME(ctx->opcode);
1521 sh = SH(ctx->opcode);
1522 if (likely(sh == 0 && mb == 0 && me == 31)) {
1523 tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
1524 } else {
1525 target_ulong mask;
1526 TCGv t1;
1527 TCGv t0 = tcg_temp_new();
1528 #if defined(TARGET_PPC64)
1529 TCGv_i32 t2 = tcg_temp_new_i32();
1530 tcg_gen_trunc_i64_i32(t2, cpu_gpr[rS(ctx->opcode)]);
1531 tcg_gen_rotli_i32(t2, t2, sh);
1532 tcg_gen_extu_i32_i64(t0, t2);
1533 tcg_temp_free_i32(t2);
1534 #else
1535 tcg_gen_rotli_i32(t0, cpu_gpr[rS(ctx->opcode)], sh);
1536 #endif
1537 #if defined(TARGET_PPC64)
1538 mb += 32;
1539 me += 32;
1540 #endif
1541 mask = MASK(mb, me);
1542 t1 = tcg_temp_new();
1543 tcg_gen_andi_tl(t0, t0, mask);
1544 tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], ~mask);
1545 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
1546 tcg_temp_free(t0);
1547 tcg_temp_free(t1);
1548 }
1549 if (unlikely(Rc(ctx->opcode) != 0))
1550 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1551 }
1552 /* rlwinm & rlwinm. */
1553 GEN_HANDLER(rlwinm, 0x15, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1554 {
1555 uint32_t mb, me, sh;
1556
1557 sh = SH(ctx->opcode);
1558 mb = MB(ctx->opcode);
1559 me = ME(ctx->opcode);
1560
1561 if (likely(mb == 0 && me == (31 - sh))) {
1562 if (likely(sh == 0)) {
1563 tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
1564 } else {
1565 TCGv t0 = tcg_temp_new();
1566 tcg_gen_ext32u_tl(t0, cpu_gpr[rS(ctx->opcode)]);
1567 tcg_gen_shli_tl(t0, t0, sh);
1568 tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], t0);
1569 tcg_temp_free(t0);
1570 }
1571 } else if (likely(sh != 0 && me == 31 && sh == (32 - mb))) {
1572 TCGv t0 = tcg_temp_new();
1573 tcg_gen_ext32u_tl(t0, cpu_gpr[rS(ctx->opcode)]);
1574 tcg_gen_shri_tl(t0, t0, mb);
1575 tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], t0);
1576 tcg_temp_free(t0);
1577 } else {
1578 TCGv t0 = tcg_temp_new();
1579 #if defined(TARGET_PPC64)
1580 TCGv_i32 t1 = tcg_temp_new_i32();
1581 tcg_gen_trunc_i64_i32(t1, cpu_gpr[rS(ctx->opcode)]);
1582 tcg_gen_rotli_i32(t1, t1, sh);
1583 tcg_gen_extu_i32_i64(t0, t1);
1584 tcg_temp_free_i32(t1);
1585 #else
1586 tcg_gen_rotli_i32(t0, cpu_gpr[rS(ctx->opcode)], sh);
1587 #endif
1588 #if defined(TARGET_PPC64)
1589 mb += 32;
1590 me += 32;
1591 #endif
1592 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me));
1593 tcg_temp_free(t0);
1594 }
1595 if (unlikely(Rc(ctx->opcode) != 0))
1596 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1597 }
1598 /* rlwnm & rlwnm. */
1599 GEN_HANDLER(rlwnm, 0x17, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
1600 {
1601 uint32_t mb, me;
1602 TCGv t0;
1603 #if defined(TARGET_PPC64)
1604 TCGv_i32 t1, t2;
1605 #endif
1606
1607 mb = MB(ctx->opcode);
1608 me = ME(ctx->opcode);
1609 t0 = tcg_temp_new();
1610 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1f);
1611 #if defined(TARGET_PPC64)
1612 t1 = tcg_temp_new_i32();
1613 t2 = tcg_temp_new_i32();
1614 tcg_gen_trunc_i64_i32(t1, cpu_gpr[rS(ctx->opcode)]);
1615 tcg_gen_trunc_i64_i32(t2, t0);
1616 tcg_gen_rotl_i32(t1, t1, t2);
1617 tcg_gen_extu_i32_i64(t0, t1);
1618 tcg_temp_free_i32(t1);
1619 tcg_temp_free_i32(t2);
1620 #else
1621 tcg_gen_rotl_i32(t0, cpu_gpr[rS(ctx->opcode)], t0);
1622 #endif
1623 if (unlikely(mb != 0 || me != 31)) {
1624 #if defined(TARGET_PPC64)
1625 mb += 32;
1626 me += 32;
1627 #endif
1628 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me));
1629 } else {
1630 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
1631 }
1632 tcg_temp_free(t0);
1633 if (unlikely(Rc(ctx->opcode) != 0))
1634 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1635 }
1636
1637 #if defined(TARGET_PPC64)
1638 #define GEN_PPC64_R2(name, opc1, opc2) \
1639 GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \
1640 { \
1641 gen_##name(ctx, 0); \
1642 } \
1643 GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \
1644 PPC_64B) \
1645 { \
1646 gen_##name(ctx, 1); \
1647 }
1648 #define GEN_PPC64_R4(name, opc1, opc2) \
1649 GEN_HANDLER2(name##0, stringify(name), opc1, opc2, 0xFF, 0x00000000, PPC_64B) \
1650 { \
1651 gen_##name(ctx, 0, 0); \
1652 } \
1653 GEN_HANDLER2(name##1, stringify(name), opc1, opc2 | 0x01, 0xFF, 0x00000000, \
1654 PPC_64B) \
1655 { \
1656 gen_##name(ctx, 0, 1); \
1657 } \
1658 GEN_HANDLER2(name##2, stringify(name), opc1, opc2 | 0x10, 0xFF, 0x00000000, \
1659 PPC_64B) \
1660 { \
1661 gen_##name(ctx, 1, 0); \
1662 } \
1663 GEN_HANDLER2(name##3, stringify(name), opc1, opc2 | 0x11, 0xFF, 0x00000000, \
1664 PPC_64B) \
1665 { \
1666 gen_##name(ctx, 1, 1); \
1667 }
1668
1669 static always_inline void gen_rldinm (DisasContext *ctx, uint32_t mb,
1670 uint32_t me, uint32_t sh)
1671 {
1672 if (likely(sh != 0 && mb == 0 && me == (63 - sh))) {
1673 tcg_gen_shli_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh);
1674 } else if (likely(sh != 0 && me == 63 && sh == (64 - mb))) {
1675 tcg_gen_shri_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], mb);
1676 } else {
1677 TCGv t0 = tcg_temp_new();
1678 tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
1679 if (likely(mb == 0 && me == 63)) {
1680 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
1681 } else {
1682 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me));
1683 }
1684 tcg_temp_free(t0);
1685 }
1686 if (unlikely(Rc(ctx->opcode) != 0))
1687 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1688 }
1689 /* rldicl - rldicl. */
1690 static always_inline void gen_rldicl (DisasContext *ctx, int mbn, int shn)
1691 {
1692 uint32_t sh, mb;
1693
1694 sh = SH(ctx->opcode) | (shn << 5);
1695 mb = MB(ctx->opcode) | (mbn << 5);
1696 gen_rldinm(ctx, mb, 63, sh);
1697 }
1698 GEN_PPC64_R4(rldicl, 0x1E, 0x00);
1699 /* rldicr - rldicr. */
1700 static always_inline void gen_rldicr (DisasContext *ctx, int men, int shn)
1701 {
1702 uint32_t sh, me;
1703
1704 sh = SH(ctx->opcode) | (shn << 5);
1705 me = MB(ctx->opcode) | (men << 5);
1706 gen_rldinm(ctx, 0, me, sh);
1707 }
1708 GEN_PPC64_R4(rldicr, 0x1E, 0x02);
1709 /* rldic - rldic. */
1710 static always_inline void gen_rldic (DisasContext *ctx, int mbn, int shn)
1711 {
1712 uint32_t sh, mb;
1713
1714 sh = SH(ctx->opcode) | (shn << 5);
1715 mb = MB(ctx->opcode) | (mbn << 5);
1716 gen_rldinm(ctx, mb, 63 - sh, sh);
1717 }
1718 GEN_PPC64_R4(rldic, 0x1E, 0x04);
1719
1720 static always_inline void gen_rldnm (DisasContext *ctx, uint32_t mb,
1721 uint32_t me)
1722 {
1723 TCGv t0;
1724
1725 mb = MB(ctx->opcode);
1726 me = ME(ctx->opcode);
1727 t0 = tcg_temp_new();
1728 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3f);
1729 tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
1730 if (unlikely(mb != 0 || me != 63)) {
1731 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], t0, MASK(mb, me));
1732 } else {
1733 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
1734 }
1735 tcg_temp_free(t0);
1736 if (unlikely(Rc(ctx->opcode) != 0))
1737 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1738 }
1739
1740 /* rldcl - rldcl. */
1741 static always_inline void gen_rldcl (DisasContext *ctx, int mbn)
1742 {
1743 uint32_t mb;
1744
1745 mb = MB(ctx->opcode) | (mbn << 5);
1746 gen_rldnm(ctx, mb, 63);
1747 }
1748 GEN_PPC64_R2(rldcl, 0x1E, 0x08);
1749 /* rldcr - rldcr. */
1750 static always_inline void gen_rldcr (DisasContext *ctx, int men)
1751 {
1752 uint32_t me;
1753
1754 me = MB(ctx->opcode) | (men << 5);
1755 gen_rldnm(ctx, 0, me);
1756 }
1757 GEN_PPC64_R2(rldcr, 0x1E, 0x09);
1758 /* rldimi - rldimi. */
1759 static always_inline void gen_rldimi (DisasContext *ctx, int mbn, int shn)
1760 {
1761 uint32_t sh, mb, me;
1762
1763 sh = SH(ctx->opcode) | (shn << 5);
1764 mb = MB(ctx->opcode) | (mbn << 5);
1765 me = 63 - sh;
1766 if (unlikely(sh == 0 && mb == 0)) {
1767 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
1768 } else {
1769 TCGv t0, t1;
1770 target_ulong mask;
1771
1772 t0 = tcg_temp_new();
1773 tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
1774 t1 = tcg_temp_new();
1775 mask = MASK(mb, me);
1776 tcg_gen_andi_tl(t0, t0, mask);
1777 tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], ~mask);
1778 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
1779 tcg_temp_free(t0);
1780 tcg_temp_free(t1);
1781 }
1782 if (unlikely(Rc(ctx->opcode) != 0))
1783 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1784 }
1785 GEN_PPC64_R4(rldimi, 0x1E, 0x06);
1786 #endif
1787
1788 /*** Integer shift ***/
1789 /* slw & slw. */
1790 GEN_HANDLER(slw, 0x1F, 0x18, 0x00, 0x00000000, PPC_INTEGER)
1791 {
1792 TCGv t0;
1793 int l1, l2;
1794 l1 = gen_new_label();
1795 l2 = gen_new_label();
1796
1797 t0 = tcg_temp_local_new();
1798 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3f);
1799 tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x20, l1);
1800 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
1801 tcg_gen_br(l2);
1802 gen_set_label(l1);
1803 tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t0);
1804 tcg_gen_ext32u_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
1805 gen_set_label(l2);
1806 tcg_temp_free(t0);
1807 if (unlikely(Rc(ctx->opcode) != 0))
1808 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1809 }
1810 /* sraw & sraw. */
1811 GEN_HANDLER(sraw, 0x1F, 0x18, 0x18, 0x00000000, PPC_INTEGER)
1812 {
1813 gen_helper_sraw(cpu_gpr[rA(ctx->opcode)],
1814 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
1815 if (unlikely(Rc(ctx->opcode) != 0))
1816 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1817 }
1818 /* srawi & srawi. */
1819 GEN_HANDLER(srawi, 0x1F, 0x18, 0x19, 0x00000000, PPC_INTEGER)
1820 {
1821 int sh = SH(ctx->opcode);
1822 if (sh != 0) {
1823 int l1, l2;
1824 TCGv t0;
1825 l1 = gen_new_label();
1826 l2 = gen_new_label();
1827 t0 = tcg_temp_local_new();
1828 tcg_gen_ext32s_tl(t0, cpu_gpr[rS(ctx->opcode)]);
1829 tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1);
1830 tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1ULL << sh) - 1);
1831 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
1832 tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
1833 tcg_gen_br(l2);
1834 gen_set_label(l1);
1835 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
1836 gen_set_label(l2);
1837 tcg_gen_ext32s_tl(t0, cpu_gpr[rS(ctx->opcode)]);
1838 tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], t0, sh);
1839 tcg_temp_free(t0);
1840 } else {
1841 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
1842 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
1843 }
1844 if (unlikely(Rc(ctx->opcode) != 0))
1845 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1846 }
1847 /* srw & srw. */
1848 GEN_HANDLER(srw, 0x1F, 0x18, 0x10, 0x00000000, PPC_INTEGER)
1849 {
1850 TCGv t0, t1;
1851 int l1, l2;
1852 l1 = gen_new_label();
1853 l2 = gen_new_label();
1854
1855 t0 = tcg_temp_local_new();
1856 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x3f);
1857 tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x20, l1);
1858 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
1859 tcg_gen_br(l2);
1860 gen_set_label(l1);
1861 t1 = tcg_temp_new();
1862 tcg_gen_ext32u_tl(t1, cpu_gpr[rS(ctx->opcode)]);
1863 tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], t1, t0);
1864 tcg_temp_free(t1);
1865 gen_set_label(l2);
1866 tcg_temp_free(t0);
1867 if (unlikely(Rc(ctx->opcode) != 0))
1868 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1869 }
1870 #if defined(TARGET_PPC64)
1871 /* sld & sld. */
1872 GEN_HANDLER(sld, 0x1F, 0x1B, 0x00, 0x00000000, PPC_64B)
1873 {
1874 TCGv t0;
1875 int l1, l2;
1876 l1 = gen_new_label();
1877 l2 = gen_new_label();
1878
1879 t0 = tcg_temp_local_new();
1880 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x7f);
1881 tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x40, l1);
1882 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
1883 tcg_gen_br(l2);
1884 gen_set_label(l1);
1885 tcg_gen_shl_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t0);
1886 gen_set_label(l2);
1887 tcg_temp_free(t0);
1888 if (unlikely(Rc(ctx->opcode) != 0))
1889 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1890 }
1891 /* srad & srad. */
1892 GEN_HANDLER(srad, 0x1F, 0x1A, 0x18, 0x00000000, PPC_64B)
1893 {
1894 gen_helper_srad(cpu_gpr[rA(ctx->opcode)],
1895 cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
1896 if (unlikely(Rc(ctx->opcode) != 0))
1897 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1898 }
1899 /* sradi & sradi. */
1900 static always_inline void gen_sradi (DisasContext *ctx, int n)
1901 {
1902 int sh = SH(ctx->opcode) + (n << 5);
1903 if (sh != 0) {
1904 int l1, l2;
1905 TCGv t0;
1906 l1 = gen_new_label();
1907 l2 = gen_new_label();
1908 t0 = tcg_temp_local_new();
1909 tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rS(ctx->opcode)], 0, l1);
1910 tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1ULL << sh) - 1);
1911 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
1912 tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
1913 tcg_gen_br(l2);
1914 gen_set_label(l1);
1915 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
1916 gen_set_label(l2);
1917 tcg_temp_free(t0);
1918 tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh);
1919 } else {
1920 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
1921 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
1922 }
1923 if (unlikely(Rc(ctx->opcode) != 0))
1924 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1925 }
1926 GEN_HANDLER2(sradi0, "sradi", 0x1F, 0x1A, 0x19, 0x00000000, PPC_64B)
1927 {
1928 gen_sradi(ctx, 0);
1929 }
1930 GEN_HANDLER2(sradi1, "sradi", 0x1F, 0x1B, 0x19, 0x00000000, PPC_64B)
1931 {
1932 gen_sradi(ctx, 1);
1933 }
1934 /* srd & srd. */
1935 GEN_HANDLER(srd, 0x1F, 0x1B, 0x10, 0x00000000, PPC_64B)
1936 {
1937 TCGv t0;
1938 int l1, l2;
1939 l1 = gen_new_label();
1940 l2 = gen_new_label();
1941
1942 t0 = tcg_temp_local_new();
1943 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x7f);
1944 tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0x40, l1);
1945 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
1946 tcg_gen_br(l2);
1947 gen_set_label(l1);
1948 tcg_gen_shr_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t0);
1949 gen_set_label(l2);
1950 tcg_temp_free(t0);
1951 if (unlikely(Rc(ctx->opcode) != 0))
1952 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
1953 }
1954 #endif
1955
1956 /*** Floating-Point arithmetic ***/
1957 #define _GEN_FLOAT_ACB(name, op, op1, op2, isfloat, set_fprf, type) \
1958 GEN_HANDLER(f##name, op1, op2, 0xFF, 0x00000000, type) \
1959 { \
1960 if (unlikely(!ctx->fpu_enabled)) { \
1961 gen_exception(ctx, POWERPC_EXCP_FPU); \
1962 return; \
1963 } \
1964 /* NIP cannot be restored if the memory exception comes from an helper */ \
1965 gen_update_nip(ctx, ctx->nip - 4); \
1966 gen_reset_fpstatus(); \
1967 gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], \
1968 cpu_fpr[rC(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \
1969 if (isfloat) { \
1970 gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); \
1971 } \
1972 gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], set_fprf, \
1973 Rc(ctx->opcode) != 0); \
1974 }
1975
1976 #define GEN_FLOAT_ACB(name, op2, set_fprf, type) \
1977 _GEN_FLOAT_ACB(name, name, 0x3F, op2, 0, set_fprf, type); \
1978 _GEN_FLOAT_ACB(name##s, name, 0x3B, op2, 1, set_fprf, type);
1979
1980 #define _GEN_FLOAT_AB(name, op, op1, op2, inval, isfloat, set_fprf, type) \
1981 GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \
1982 { \
1983 if (unlikely(!ctx->fpu_enabled)) { \
1984 gen_exception(ctx, POWERPC_EXCP_FPU); \
1985 return; \
1986 } \
1987 /* NIP cannot be restored if the memory exception comes from an helper */ \
1988 gen_update_nip(ctx, ctx->nip - 4); \
1989 gen_reset_fpstatus(); \
1990 gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], \
1991 cpu_fpr[rB(ctx->opcode)]); \
1992 if (isfloat) { \
1993 gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); \
1994 } \
1995 gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \
1996 set_fprf, Rc(ctx->opcode) != 0); \
1997 }
1998 #define GEN_FLOAT_AB(name, op2, inval, set_fprf, type) \
1999 _GEN_FLOAT_AB(name, name, 0x3F, op2, inval, 0, set_fprf, type); \
2000 _GEN_FLOAT_AB(name##s, name, 0x3B, op2, inval, 1, set_fprf, type);
2001
2002 #define _GEN_FLOAT_AC(name, op, op1, op2, inval, isfloat, set_fprf, type) \
2003 GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type) \
2004 { \
2005 if (unlikely(!ctx->fpu_enabled)) { \
2006 gen_exception(ctx, POWERPC_EXCP_FPU); \
2007 return; \
2008 } \
2009 /* NIP cannot be restored if the memory exception comes from an helper */ \
2010 gen_update_nip(ctx, ctx->nip - 4); \
2011 gen_reset_fpstatus(); \
2012 gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)], \
2013 cpu_fpr[rC(ctx->opcode)]); \
2014 if (isfloat) { \
2015 gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]); \
2016 } \
2017 gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \
2018 set_fprf, Rc(ctx->opcode) != 0); \
2019 }
2020 #define GEN_FLOAT_AC(name, op2, inval, set_fprf, type) \
2021 _GEN_FLOAT_AC(name, name, 0x3F, op2, inval, 0, set_fprf, type); \
2022 _GEN_FLOAT_AC(name##s, name, 0x3B, op2, inval, 1, set_fprf, type);
2023
2024 #define GEN_FLOAT_B(name, op2, op3, set_fprf, type) \
2025 GEN_HANDLER(f##name, 0x3F, op2, op3, 0x001F0000, type) \
2026 { \
2027 if (unlikely(!ctx->fpu_enabled)) { \
2028 gen_exception(ctx, POWERPC_EXCP_FPU); \
2029 return; \
2030 } \
2031 /* NIP cannot be restored if the memory exception comes from an helper */ \
2032 gen_update_nip(ctx, ctx->nip - 4); \
2033 gen_reset_fpstatus(); \
2034 gen_helper_f##name(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \
2035 gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \
2036 set_fprf, Rc(ctx->opcode) != 0); \
2037 }
2038
2039 #define GEN_FLOAT_BS(name, op1, op2, set_fprf, type) \
2040 GEN_HANDLER(f##name, op1, op2, 0xFF, 0x001F07C0, type) \
2041 { \
2042 if (unlikely(!ctx->fpu_enabled)) { \
2043 gen_exception(ctx, POWERPC_EXCP_FPU); \
2044 return; \
2045 } \
2046 /* NIP cannot be restored if the memory exception comes from an helper */ \
2047 gen_update_nip(ctx, ctx->nip - 4); \
2048 gen_reset_fpstatus(); \
2049 gen_helper_f##name(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \
2050 gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], \
2051 set_fprf, Rc(ctx->opcode) != 0); \
2052 }
2053
2054 /* fadd - fadds */
2055 GEN_FLOAT_AB(add, 0x15, 0x000007C0, 1, PPC_FLOAT);
2056 /* fdiv - fdivs */
2057 GEN_FLOAT_AB(div, 0x12, 0x000007C0, 1, PPC_FLOAT);
2058 /* fmul - fmuls */
2059 GEN_FLOAT_AC(mul, 0x19, 0x0000F800, 1, PPC_FLOAT);
2060
2061 /* fre */
2062 GEN_FLOAT_BS(re, 0x3F, 0x18, 1, PPC_FLOAT_EXT);
2063
2064 /* fres */
2065 GEN_FLOAT_BS(res, 0x3B, 0x18, 1, PPC_FLOAT_FRES);
2066
2067 /* frsqrte */
2068 GEN_FLOAT_BS(rsqrte, 0x3F, 0x1A, 1, PPC_FLOAT_FRSQRTE);
2069
2070 /* frsqrtes */
2071 GEN_HANDLER(frsqrtes, 0x3B, 0x1A, 0xFF, 0x001F07C0, PPC_FLOAT_FRSQRTES)
2072 {
2073 if (unlikely(!ctx->fpu_enabled)) {
2074 gen_exception(ctx, POWERPC_EXCP_FPU);
2075 return;
2076 }
2077 /* NIP cannot be restored if the memory exception comes from an helper */
2078 gen_update_nip(ctx, ctx->nip - 4);
2079 gen_reset_fpstatus();
2080 gen_helper_frsqrte(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
2081 gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]);
2082 gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0);
2083 }
2084
2085 /* fsel */
2086 _GEN_FLOAT_ACB(sel, sel, 0x3F, 0x17, 0, 0, PPC_FLOAT_FSEL);
2087 /* fsub - fsubs */
2088 GEN_FLOAT_AB(sub, 0x14, 0x000007C0, 1, PPC_FLOAT);
2089 /* Optional: */
2090 /* fsqrt */
2091 GEN_HANDLER(fsqrt, 0x3F, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT)
2092 {
2093 if (unlikely(!ctx->fpu_enabled)) {
2094 gen_exception(ctx, POWERPC_EXCP_FPU);
2095 return;
2096 }
2097 /* NIP cannot be restored if the memory exception comes from an helper */
2098 gen_update_nip(ctx, ctx->nip - 4);
2099 gen_reset_fpstatus();
2100 gen_helper_fsqrt(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
2101 gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0);
2102 }
2103
2104 GEN_HANDLER(fsqrts, 0x3B, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT)
2105 {
2106 if (unlikely(!ctx->fpu_enabled)) {
2107 gen_exception(ctx, POWERPC_EXCP_FPU);
2108 return;
2109 }
2110 /* NIP cannot be restored if the memory exception comes from an helper */
2111 gen_update_nip(ctx, ctx->nip - 4);
2112 gen_reset_fpstatus();
2113 gen_helper_fsqrt(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
2114 gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]);
2115 gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0);
2116 }
2117
2118 /*** Floating-Point multiply-and-add ***/
2119 /* fmadd - fmadds */
2120 GEN_FLOAT_ACB(madd, 0x1D, 1, PPC_FLOAT);
2121 /* fmsub - fmsubs */
2122 GEN_FLOAT_ACB(msub, 0x1C, 1, PPC_FLOAT);
2123 /* fnmadd - fnmadds */
2124 GEN_FLOAT_ACB(nmadd, 0x1F, 1, PPC_FLOAT);
2125 /* fnmsub - fnmsubs */
2126 GEN_FLOAT_ACB(nmsub, 0x1E, 1, PPC_FLOAT);
2127
2128 /*** Floating-Point round & convert ***/
2129 /* fctiw */
2130 GEN_FLOAT_B(ctiw, 0x0E, 0x00, 0, PPC_FLOAT);
2131 /* fctiwz */
2132 GEN_FLOAT_B(ctiwz, 0x0F, 0x00, 0, PPC_FLOAT);
2133 /* frsp */
2134 GEN_FLOAT_B(rsp, 0x0C, 0x00, 1, PPC_FLOAT);
2135 #if defined(TARGET_PPC64)
2136 /* fcfid */
2137 GEN_FLOAT_B(cfid, 0x0E, 0x1A, 1, PPC_64B);
2138 /* fctid */
2139 GEN_FLOAT_B(ctid, 0x0E, 0x19, 0, PPC_64B);
2140 /* fctidz */
2141 GEN_FLOAT_B(ctidz, 0x0F, 0x19, 0, PPC_64B);
2142 #endif
2143
2144 /* frin */
2145 GEN_FLOAT_B(rin, 0x08, 0x0C, 1, PPC_FLOAT_EXT);
2146 /* friz */
2147 GEN_FLOAT_B(riz, 0x08, 0x0D, 1, PPC_FLOAT_EXT);
2148 /* frip */
2149 GEN_FLOAT_B(rip, 0x08, 0x0E, 1, PPC_FLOAT_EXT);
2150 /* frim */
2151 GEN_FLOAT_B(rim, 0x08, 0x0F, 1, PPC_FLOAT_EXT);
2152
2153 /*** Floating-Point compare ***/
2154 /* fcmpo */
2155 GEN_HANDLER(fcmpo, 0x3F, 0x00, 0x01, 0x00600001, PPC_FLOAT)
2156 {
2157 TCGv_i32 crf;
2158 if (unlikely(!ctx->fpu_enabled)) {
2159 gen_exception(ctx, POWERPC_EXCP_FPU);
2160 return;
2161 }
2162 /* NIP cannot be restored if the memory exception comes from an helper */
2163 gen_update_nip(ctx, ctx->nip - 4);
2164 gen_reset_fpstatus();
2165 crf = tcg_const_i32(crfD(ctx->opcode));
2166 gen_helper_fcmpo(cpu_fpr[rA(ctx->opcode)], cpu_fpr[rB(ctx->opcode)], crf);
2167 tcg_temp_free_i32(crf);
2168 gen_helper_float_check_status();
2169 }
2170
2171 /* fcmpu */
2172 GEN_HANDLER(fcmpu, 0x3F, 0x00, 0x00, 0x00600001, PPC_FLOAT)
2173 {
2174 TCGv_i32 crf;
2175 if (unlikely(!ctx->fpu_enabled)) {
2176 gen_exception(ctx, POWERPC_EXCP_FPU);
2177 return;
2178 }
2179 /* NIP cannot be restored if the memory exception comes from an helper */
2180 gen_update_nip(ctx, ctx->nip - 4);
2181 gen_reset_fpstatus();
2182 crf = tcg_const_i32(crfD(ctx->opcode));
2183 gen_helper_fcmpu(cpu_fpr[rA(ctx->opcode)], cpu_fpr[rB(ctx->opcode)], crf);
2184 tcg_temp_free_i32(crf);
2185 gen_helper_float_check_status();
2186 }
2187
2188 /*** Floating-point move ***/
2189 /* fabs */
2190 /* XXX: beware that fabs never checks for NaNs nor update FPSCR */
2191 GEN_FLOAT_B(abs, 0x08, 0x08, 0, PPC_FLOAT);
2192
2193 /* fmr - fmr. */
2194 /* XXX: beware that fmr never checks for NaNs nor update FPSCR */
2195 GEN_HANDLER(fmr, 0x3F, 0x08, 0x02, 0x001F0000, PPC_FLOAT)
2196 {
2197 if (unlikely(!ctx->fpu_enabled)) {
2198 gen_exception(ctx, POWERPC_EXCP_FPU);
2199 return;
2200 }
2201 tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
2202 gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 0, Rc(ctx->opcode) != 0);
2203 }
2204
2205 /* fnabs */
2206 /* XXX: beware that fnabs never checks for NaNs nor update FPSCR */
2207 GEN_FLOAT_B(nabs, 0x08, 0x04, 0, PPC_FLOAT);
2208 /* fneg */
2209 /* XXX: beware that fneg never checks for NaNs nor update FPSCR */
2210 GEN_FLOAT_B(neg, 0x08, 0x01, 0, PPC_FLOAT);
2211
2212 /*** Floating-Point status & ctrl register ***/
2213 /* mcrfs */
2214 GEN_HANDLER(mcrfs, 0x3F, 0x00, 0x02, 0x0063F801, PPC_FLOAT)
2215 {
2216 int bfa;
2217
2218 if (unlikely(!ctx->fpu_enabled)) {
2219 gen_exception(ctx, POWERPC_EXCP_FPU);
2220 return;
2221 }
2222 bfa = 4 * (7 - crfS(ctx->opcode));
2223 tcg_gen_shri_i32(cpu_crf[crfD(ctx->opcode)], cpu_fpscr, bfa);
2224 tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], 0xf);
2225 tcg_gen_andi_i32(cpu_fpscr, cpu_fpscr, ~(0xF << bfa));
2226 }
2227
2228 /* mffs */
2229 GEN_HANDLER(mffs, 0x3F, 0x07, 0x12, 0x001FF800, PPC_FLOAT)
2230 {
2231 if (unlikely(!ctx->fpu_enabled)) {
2232 gen_exception(ctx, POWERPC_EXCP_FPU);
2233 return;
2234 }
2235 gen_reset_fpstatus();
2236 tcg_gen_extu_i32_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpscr);
2237 gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 0, Rc(ctx->opcode) != 0);
2238 }
2239
2240 /* mtfsb0 */
2241 GEN_HANDLER(mtfsb0, 0x3F, 0x06, 0x02, 0x001FF800, PPC_FLOAT)
2242 {
2243 uint8_t crb;
2244
2245 if (unlikely(!ctx->fpu_enabled)) {
2246 gen_exception(ctx, POWERPC_EXCP_FPU);
2247 return;
2248 }
2249 crb = 31 - crbD(ctx->opcode);
2250 gen_reset_fpstatus();
2251 if (likely(crb != FPSCR_FEX && crb != FPSCR_VX)) {
2252 TCGv_i32 t0;
2253 /* NIP cannot be restored if the memory exception comes from an helper */
2254 gen_update_nip(ctx, ctx->nip - 4);
2255 t0 = tcg_const_i32(crb);
2256 gen_helper_fpscr_clrbit(t0);
2257 tcg_temp_free_i32(t0);
2258 }
2259 if (unlikely(Rc(ctx->opcode) != 0)) {
2260 tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
2261 }
2262 }
2263
2264 /* mtfsb1 */
2265 GEN_HANDLER(mtfsb1, 0x3F, 0x06, 0x01, 0x001FF800, PPC_FLOAT)
2266 {
2267 uint8_t crb;
2268
2269 if (unlikely(!ctx->fpu_enabled)) {
2270 gen_exception(ctx, POWERPC_EXCP_FPU);
2271 return;
2272 }
2273 crb = 31 - crbD(ctx->opcode);
2274 gen_reset_fpstatus();
2275 /* XXX: we pretend we can only do IEEE floating-point computations */
2276 if (likely(crb != FPSCR_FEX && crb != FPSCR_VX && crb != FPSCR_NI)) {
2277 TCGv_i32 t0;
2278 /* NIP cannot be restored if the memory exception comes from an helper */
2279 gen_update_nip(ctx, ctx->nip - 4);
2280 t0 = tcg_const_i32(crb);
2281 gen_helper_fpscr_setbit(t0);
2282 tcg_temp_free_i32(t0);
2283 }
2284 if (unlikely(Rc(ctx->opcode) != 0)) {
2285 tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
2286 }
2287 /* We can raise a differed exception */
2288 gen_helper_float_check_status();
2289 }
2290
2291 /* mtfsf */
2292 GEN_HANDLER(mtfsf, 0x3F, 0x07, 0x16, 0x00010000, PPC_FLOAT)
2293 {
2294 TCGv_i32 t0;
2295 int L = ctx->opcode & 0x02000000;
2296
2297 if (unlikely(!ctx->fpu_enabled)) {
2298 gen_exception(ctx, POWERPC_EXCP_FPU);
2299 return;
2300 }
2301 /* NIP cannot be restored if the memory exception comes from an helper */
2302 gen_update_nip(ctx, ctx->nip - 4);
2303 gen_reset_fpstatus();
2304 if (L)
2305 t0 = tcg_const_i32(0xff);
2306 else
2307 t0 = tcg_const_i32(FM(ctx->opcode));
2308 gen_helper_store_fpscr(cpu_fpr[rB(ctx->opcode)], t0);
2309 tcg_temp_free_i32(t0);
2310 if (unlikely(Rc(ctx->opcode) != 0)) {
2311 tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
2312 }
2313 /* We can raise a differed exception */
2314 gen_helper_float_check_status();
2315 }
2316
2317 /* mtfsfi */
2318 GEN_HANDLER(mtfsfi, 0x3F, 0x06, 0x04, 0x006f0800, PPC_FLOAT)
2319 {
2320 int bf, sh;
2321 TCGv_i64 t0;
2322 TCGv_i32 t1;
2323
2324 if (unlikely(!ctx->fpu_enabled)) {
2325 gen_exception(ctx, POWERPC_EXCP_FPU);
2326 return;
2327 }
2328 bf = crbD(ctx->opcode) >> 2;
2329 sh = 7 - bf;
2330 /* NIP cannot be restored if the memory exception comes from an helper */
2331 gen_update_nip(ctx, ctx->nip - 4);
2332 gen_reset_fpstatus();
2333 t0 = tcg_const_i64(FPIMM(ctx->opcode) << (4 * sh));
2334 t1 = tcg_const_i32(1 << sh);
2335 gen_helper_store_fpscr(t0, t1);
2336 tcg_temp_free_i64(t0);
2337 tcg_temp_free_i32(t1);
2338 if (unlikely(Rc(ctx->opcode) != 0)) {
2339 tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
2340 }
2341 /* We can raise a differed exception */
2342 gen_helper_float_check_status();
2343 }
2344
2345 /*** Addressing modes ***/
2346 /* Register indirect with immediate index : EA = (rA|0) + SIMM */
2347 static always_inline void gen_addr_imm_index (DisasContext *ctx, TCGv EA, target_long maskl)
2348 {
2349 target_long simm = SIMM(ctx->opcode);
2350
2351 simm &= ~maskl;
2352 if (rA(ctx->opcode) == 0) {
2353 #if defined(TARGET_PPC64)
2354 if (!ctx->sf_mode) {
2355 tcg_gen_movi_tl(EA, (uint32_t)simm);
2356 } else
2357 #endif
2358 tcg_gen_movi_tl(EA, simm);
2359 } else if (likely(simm != 0)) {
2360 tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], simm);
2361 #if defined(TARGET_PPC64)
2362 if (!ctx->sf_mode) {
2363 tcg_gen_ext32u_tl(EA, EA);
2364 }
2365 #endif
2366 } else {
2367 #if defined(TARGET_PPC64)
2368 if (!ctx->sf_mode) {
2369 tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]);
2370 } else
2371 #endif
2372 tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]);
2373 }
2374 }
2375
2376 static always_inline void gen_addr_reg_index (DisasContext *ctx, TCGv EA)
2377 {
2378 if (rA(ctx->opcode) == 0) {
2379 #if defined(TARGET_PPC64)
2380 if (!ctx->sf_mode) {
2381 tcg_gen_ext32u_tl(EA, cpu_gpr[rB(ctx->opcode)]);
2382 } else
2383 #endif
2384 tcg_gen_mov_tl(EA, cpu_gpr[rB(ctx->opcode)]);
2385 } else {
2386 tcg_gen_add_tl(EA, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
2387 #if defined(TARGET_PPC64)
2388 if (!ctx->sf_mode) {
2389 tcg_gen_ext32u_tl(EA, EA);
2390 }
2391 #endif
2392 }
2393 }
2394
2395 static always_inline void gen_addr_register (DisasContext *ctx, TCGv EA)
2396 {
2397 if (rA(ctx->opcode) == 0) {
2398 tcg_gen_movi_tl(EA, 0);
2399 } else {
2400 #if defined(TARGET_PPC64)
2401 if (!ctx->sf_mode) {
2402 tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]);
2403 } else
2404 #endif
2405 tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]);
2406 }
2407 }
2408
2409 static always_inline void gen_addr_add (DisasContext *ctx, TCGv ret, TCGv arg1, target_long val)
2410 {
2411 tcg_gen_addi_tl(ret, arg1, val);
2412 #if defined(TARGET_PPC64)
2413 if (!ctx->sf_mode) {
2414 tcg_gen_ext32u_tl(ret, ret);
2415 }
2416 #endif
2417 }
2418
2419 static always_inline void gen_check_align (DisasContext *ctx, TCGv EA, int mask)
2420 {
2421 int l1 = gen_new_label();
2422 TCGv t0 = tcg_temp_new();
2423 TCGv_i32 t1, t2;
2424 /* NIP cannot be restored if the memory exception comes from an helper */
2425 gen_update_nip(ctx, ctx->nip - 4);
2426 tcg_gen_andi_tl(t0, EA, mask);
2427 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
2428 t1 = tcg_const_i32(POWERPC_EXCP_ALIGN);
2429 t2 = tcg_const_i32(0);
2430 gen_helper_raise_exception_err(t1, t2);
2431 tcg_temp_free_i32(t1);
2432 tcg_temp_free_i32(t2);
2433 gen_set_label(l1);
2434 tcg_temp_free(t0);
2435 }
2436
2437 /*** Integer load ***/
2438 static always_inline void gen_qemu_ld8u(DisasContext *ctx, TCGv arg1, TCGv arg2)
2439 {
2440 tcg_gen_qemu_ld8u(arg1, arg2, ctx->mem_idx);
2441 }
2442
2443 static always_inline void gen_qemu_ld8s(DisasContext *ctx, TCGv arg1, TCGv arg2)
2444 {
2445 tcg_gen_qemu_ld8s(arg1, arg2, ctx->mem_idx);
2446 }
2447
2448 static always_inline void gen_qemu_ld16u(DisasContext *ctx, TCGv arg1, TCGv arg2)
2449 {
2450 tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx);
2451 if (unlikely(ctx->le_mode)) {
2452 tcg_gen_bswap16_tl(arg1, arg1);
2453 }
2454 }
2455
2456 static always_inline void gen_qemu_ld16s(DisasContext *ctx, TCGv arg1, TCGv arg2)
2457 {
2458 if (unlikely(ctx->le_mode)) {
2459 tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx);
2460 tcg_gen_bswap16_tl(arg1, arg1);
2461 tcg_gen_ext16s_tl(arg1, arg1);
2462 } else {
2463 tcg_gen_qemu_ld16s(arg1, arg2, ctx->mem_idx);
2464 }
2465 }
2466
2467 static always_inline void gen_qemu_ld32u(DisasContext *ctx, TCGv arg1, TCGv arg2)
2468 {
2469 tcg_gen_qemu_ld32u(arg1, arg2, ctx->mem_idx);
2470 if (unlikely(ctx->le_mode)) {
2471 tcg_gen_bswap32_tl(arg1, arg1);
2472 }
2473 }
2474
2475 #if defined(TARGET_PPC64)
2476 static always_inline void gen_qemu_ld32s(DisasContext *ctx, TCGv arg1, TCGv arg2)
2477 {
2478 if (unlikely(ctx->le_mode)) {
2479 tcg_gen_qemu_ld32u(arg1, arg2, ctx->mem_idx);
2480 tcg_gen_bswap32_tl(arg1, arg1);
2481 tcg_gen_ext32s_tl(arg1, arg1);
2482 } else
2483 tcg_gen_qemu_ld32s(arg1, arg2, ctx->mem_idx);
2484 }
2485 #endif
2486
2487 static always_inline void gen_qemu_ld64(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
2488 {
2489 tcg_gen_qemu_ld64(arg1, arg2, ctx->mem_idx);
2490 if (unlikely(ctx->le_mode)) {
2491 tcg_gen_bswap64_i64(arg1, arg1);
2492 }
2493 }
2494
2495 static always_inline void gen_qemu_st8(DisasContext *ctx, TCGv arg1, TCGv arg2)
2496 {
2497 tcg_gen_qemu_st8(arg1, arg2, ctx->mem_idx);
2498 }
2499
2500 static always_inline void gen_qemu_st16(DisasContext *ctx, TCGv arg1, TCGv arg2)
2501 {
2502 if (unlikely(ctx->le_mode)) {
2503 TCGv t0 = tcg_temp_new();
2504 tcg_gen_ext16u_tl(t0, arg1);
2505 tcg_gen_bswap16_tl(t0, t0);
2506 tcg_gen_qemu_st16(t0, arg2, ctx->mem_idx);
2507 tcg_temp_free(t0);
2508 } else {
2509 tcg_gen_qemu_st16(arg1, arg2, ctx->mem_idx);
2510 }
2511 }
2512
2513 static always_inline void gen_qemu_st32(DisasContext *ctx, TCGv arg1, TCGv arg2)
2514 {
2515 if (unlikely(ctx->le_mode)) {
2516 TCGv t0 = tcg_temp_new();
2517 tcg_gen_ext32u_tl(t0, arg1);
2518 tcg_gen_bswap32_tl(t0, t0);
2519 tcg_gen_qemu_st32(t0, arg2, ctx->mem_idx);
2520 tcg_temp_free(t0);
2521 } else {
2522 tcg_gen_qemu_st32(arg1, arg2, ctx->mem_idx);
2523 }
2524 }
2525
2526 static always_inline void gen_qemu_st64(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
2527 {
2528 if (unlikely(ctx->le_mode)) {
2529 TCGv_i64 t0 = tcg_temp_new_i64();
2530 tcg_gen_bswap64_i64(t0, arg1);
2531 tcg_gen_qemu_st64(t0, arg2, ctx->mem_idx);
2532 tcg_temp_free_i64(t0);
2533 } else
2534 tcg_gen_qemu_st64(arg1, arg2, ctx->mem_idx);
2535 }
2536
2537 #define GEN_LD(name, ldop, opc, type) \
2538 GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type) \
2539 { \
2540 TCGv EA; \
2541 gen_set_access_type(ctx, ACCESS_INT); \
2542 EA = tcg_temp_new(); \
2543 gen_addr_imm_index(ctx, EA, 0); \
2544 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \
2545 tcg_temp_free(EA); \
2546 }
2547
2548 #define GEN_LDU(name, ldop, opc, type) \
2549 GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type) \
2550 { \
2551 TCGv EA; \
2552 if (unlikely(rA(ctx->opcode) == 0 || \
2553 rA(ctx->opcode) == rD(ctx->opcode))) { \
2554 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
2555 return; \
2556 } \
2557 gen_set_access_type(ctx, ACCESS_INT); \
2558 EA = tcg_temp_new(); \
2559 if (type == PPC_64B) \
2560 gen_addr_imm_index(ctx, EA, 0x03); \
2561 else \
2562 gen_addr_imm_index(ctx, EA, 0); \
2563 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \
2564 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
2565 tcg_temp_free(EA); \
2566 }
2567
2568 #define GEN_LDUX(name, ldop, opc2, opc3, type) \
2569 GEN_HANDLER(name##ux, 0x1F, opc2, opc3, 0x00000001, type) \
2570 { \
2571 TCGv EA; \
2572 if (unlikely(rA(ctx->opcode) == 0 || \
2573 rA(ctx->opcode) == rD(ctx->opcode))) { \
2574 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
2575 return; \
2576 } \
2577 gen_set_access_type(ctx, ACCESS_INT); \
2578 EA = tcg_temp_new(); \
2579 gen_addr_reg_index(ctx, EA); \
2580 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \
2581 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
2582 tcg_temp_free(EA); \
2583 }
2584
2585 #define GEN_LDX(name, ldop, opc2, opc3, type) \
2586 GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type) \
2587 { \
2588 TCGv EA; \
2589 gen_set_access_type(ctx, ACCESS_INT); \
2590 EA = tcg_temp_new(); \
2591 gen_addr_reg_index(ctx, EA); \
2592 gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA); \
2593 tcg_temp_free(EA); \
2594 }
2595
2596 #define GEN_LDS(name, ldop, op, type) \
2597 GEN_LD(name, ldop, op | 0x20, type); \
2598 GEN_LDU(name, ldop, op | 0x21, type); \
2599 GEN_LDUX(name, ldop, 0x17, op | 0x01, type); \
2600 GEN_LDX(name, ldop, 0x17, op | 0x00, type)
2601
2602 /* lbz lbzu lbzux lbzx */
2603 GEN_LDS(lbz, ld8u, 0x02, PPC_INTEGER);
2604 /* lha lhau lhaux lhax */
2605 GEN_LDS(lha, ld16s, 0x0A, PPC_INTEGER);
2606 /* lhz lhzu lhzux lhzx */
2607 GEN_LDS(lhz, ld16u, 0x08, PPC_INTEGER);
2608 /* lwz lwzu lwzux lwzx */
2609 GEN_LDS(lwz, ld32u, 0x00, PPC_INTEGER);
2610 #if defined(TARGET_PPC64)
2611 /* lwaux */
2612 GEN_LDUX(lwa, ld32s, 0x15, 0x0B, PPC_64B);
2613 /* lwax */
2614 GEN_LDX(lwa, ld32s, 0x15, 0x0A, PPC_64B);
2615 /* ldux */
2616 GEN_LDUX(ld, ld64, 0x15, 0x01, PPC_64B);
2617 /* ldx */
2618 GEN_LDX(ld, ld64, 0x15, 0x00, PPC_64B);
2619 GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B)
2620 {
2621 TCGv EA;
2622 if (Rc(ctx->opcode)) {
2623 if (unlikely(rA(ctx->opcode) == 0 ||
2624 rA(ctx->opcode) == rD(ctx->opcode))) {
2625 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
2626 return;
2627 }
2628 }
2629 gen_set_access_type(ctx, ACCESS_INT);
2630 EA = tcg_temp_new();
2631 gen_addr_imm_index(ctx, EA, 0x03);
2632 if (ctx->opcode & 0x02) {
2633 /* lwa (lwau is undefined) */
2634 gen_qemu_ld32s(ctx, cpu_gpr[rD(ctx->opcode)], EA);
2635 } else {
2636 /* ld - ldu */
2637 gen_qemu_ld64(ctx, cpu_gpr[rD(ctx->opcode)], EA);
2638 }
2639 if (Rc(ctx->opcode))
2640 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);
2641 tcg_temp_free(EA);
2642 }
2643 /* lq */
2644 GEN_HANDLER(lq, 0x38, 0xFF, 0xFF, 0x00000000, PPC_64BX)
2645 {
2646 #if defined(CONFIG_USER_ONLY)
2647 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
2648 #else
2649 int ra, rd;
2650 TCGv EA;
2651
2652 /* Restore CPU state */
2653 if (unlikely(ctx->mem_idx == 0)) {
2654 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
2655 return;
2656 }
2657 ra = rA(ctx->opcode);
2658 rd = rD(ctx->opcode);
2659 if (unlikely((rd & 1) || rd == ra)) {
2660 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
2661 return;
2662 }
2663 if (unlikely(ctx->le_mode)) {
2664 /* Little-endian mode is not handled */
2665 gen_exception_err(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
2666 return;
2667 }
2668 gen_set_access_type(ctx, ACCESS_INT);
2669 EA = tcg_temp_new();
2670 gen_addr_imm_index(ctx, EA, 0x0F);
2671 gen_qemu_ld64(ctx, cpu_gpr[rd], EA);
2672 gen_addr_add(ctx, EA, EA, 8);
2673 gen_qemu_ld64(ctx, cpu_gpr[rd+1], EA);
2674 tcg_temp_free(EA);
2675 #endif
2676 }
2677 #endif
2678
2679 /*** Integer store ***/
2680 #define GEN_ST(name, stop, opc, type) \
2681 GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type) \
2682 { \
2683 TCGv EA; \
2684 gen_set_access_type(ctx, ACCESS_INT); \
2685 EA = tcg_temp_new(); \
2686 gen_addr_imm_index(ctx, EA, 0); \
2687 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \
2688 tcg_temp_free(EA); \
2689 }
2690
2691 #define GEN_STU(name, stop, opc, type) \
2692 GEN_HANDLER(stop##u, opc, 0xFF, 0xFF, 0x00000000, type) \
2693 { \
2694 TCGv EA; \
2695 if (unlikely(rA(ctx->opcode) == 0)) { \
2696 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
2697 return; \
2698 } \
2699 gen_set_access_type(ctx, ACCESS_INT); \
2700 EA = tcg_temp_new(); \
2701 if (type == PPC_64B) \
2702 gen_addr_imm_index(ctx, EA, 0x03); \
2703 else \
2704 gen_addr_imm_index(ctx, EA, 0); \
2705 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \
2706 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
2707 tcg_temp_free(EA); \
2708 }
2709
2710 #define GEN_STUX(name, stop, opc2, opc3, type) \
2711 GEN_HANDLER(name##ux, 0x1F, opc2, opc3, 0x00000001, type) \
2712 { \
2713 TCGv EA; \
2714 if (unlikely(rA(ctx->opcode) == 0)) { \
2715 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
2716 return; \
2717 } \
2718 gen_set_access_type(ctx, ACCESS_INT); \
2719 EA = tcg_temp_new(); \
2720 gen_addr_reg_index(ctx, EA); \
2721 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \
2722 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
2723 tcg_temp_free(EA); \
2724 }
2725
2726 #define GEN_STX(name, stop, opc2, opc3, type) \
2727 GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type) \
2728 { \
2729 TCGv EA; \
2730 gen_set_access_type(ctx, ACCESS_INT); \
2731 EA = tcg_temp_new(); \
2732 gen_addr_reg_index(ctx, EA); \
2733 gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA); \
2734 tcg_temp_free(EA); \
2735 }
2736
2737 #define GEN_STS(name, stop, op, type) \
2738 GEN_ST(name, stop, op | 0x20, type); \
2739 GEN_STU(name, stop, op | 0x21, type); \
2740 GEN_STUX(name, stop, 0x17, op | 0x01, type); \
2741 GEN_STX(name, stop, 0x17, op | 0x00, type)
2742
2743 /* stb stbu stbux stbx */
2744 GEN_STS(stb, st8, 0x06, PPC_INTEGER);
2745 /* sth sthu sthux sthx */
2746 GEN_STS(sth, st16, 0x0C, PPC_INTEGER);
2747 /* stw stwu stwux stwx */
2748 GEN_STS(stw, st32, 0x04, PPC_INTEGER);
2749 #if defined(TARGET_PPC64)
2750 GEN_STUX(std, st64, 0x15, 0x05, PPC_64B);
2751 GEN_STX(std, st64, 0x15, 0x04, PPC_64B);
2752 GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B)
2753 {
2754 int rs;
2755 TCGv EA;
2756
2757 rs = rS(ctx->opcode);
2758 if ((ctx->opcode & 0x3) == 0x2) {
2759 #if defined(CONFIG_USER_ONLY)
2760 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
2761 #else
2762 /* stq */
2763 if (unlikely(ctx->mem_idx == 0)) {
2764 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
2765 return;
2766 }
2767 if (unlikely(rs & 1)) {
2768 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
2769 return;
2770 }
2771 if (unlikely(ctx->le_mode)) {
2772 /* Little-endian mode is not handled */
2773 gen_exception_err(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
2774 return;
2775 }
2776 gen_set_access_type(ctx, ACCESS_INT);
2777 EA = tcg_temp_new();
2778 gen_addr_imm_index(ctx, EA, 0x03);
2779 gen_qemu_st64(ctx, cpu_gpr[rs], EA);
2780 gen_addr_add(ctx, EA, EA, 8);
2781 gen_qemu_st64(ctx, cpu_gpr[rs+1], EA);
2782 tcg_temp_free(EA);
2783 #endif
2784 } else {
2785 /* std / stdu */
2786 if (Rc(ctx->opcode)) {
2787 if (unlikely(rA(ctx->opcode) == 0)) {
2788 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
2789 return;
2790 }
2791 }
2792 gen_set_access_type(ctx, ACCESS_INT);
2793 EA = tcg_temp_new();
2794 gen_addr_imm_index(ctx, EA, 0x03);
2795 gen_qemu_st64(ctx, cpu_gpr[rs], EA);
2796 if (Rc(ctx->opcode))
2797 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);
2798 tcg_temp_free(EA);
2799 }
2800 }
2801 #endif
2802 /*** Integer load and store with byte reverse ***/
2803 /* lhbrx */
2804 static void always_inline gen_qemu_ld16ur(DisasContext *ctx, TCGv arg1, TCGv arg2)
2805 {
2806 tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx);
2807 if (likely(!ctx->le_mode)) {
2808 tcg_gen_bswap16_tl(arg1, arg1);
2809 }
2810 }
2811 GEN_LDX(lhbr, ld16ur, 0x16, 0x18, PPC_INTEGER);
2812
2813 /* lwbrx */
2814 static void always_inline gen_qemu_ld32ur(DisasContext *ctx, TCGv arg1, TCGv arg2)
2815 {
2816 tcg_gen_qemu_ld32u(arg1, arg2, ctx->mem_idx);
2817 if (likely(!ctx->le_mode)) {
2818 tcg_gen_bswap32_tl(arg1, arg1);
2819 }
2820 }
2821 GEN_LDX(lwbr, ld32ur, 0x16, 0x10, PPC_INTEGER);
2822
2823 /* sthbrx */
2824 static void always_inline gen_qemu_st16r(DisasContext *ctx, TCGv arg1, TCGv arg2)
2825 {
2826 if (likely(!ctx->le_mode)) {
2827 TCGv t0 = tcg_temp_new();
2828 tcg_gen_ext16u_tl(t0, arg1);
2829 tcg_gen_bswap16_tl(t0, t0);
2830 tcg_gen_qemu_st16(t0, arg2, ctx->mem_idx);
2831 tcg_temp_free(t0);
2832 } else {
2833 tcg_gen_qemu_st16(arg1, arg2, ctx->mem_idx);
2834 }
2835 }
2836 GEN_STX(sthbr, st16r, 0x16, 0x1C, PPC_INTEGER);
2837
2838 /* stwbrx */
2839 static void always_inline gen_qemu_st32r(DisasContext *ctx, TCGv arg1, TCGv arg2)
2840 {
2841 if (likely(!ctx->le_mode)) {
2842 TCGv t0 = tcg_temp_new();
2843 tcg_gen_ext32u_tl(t0, arg1);
2844 tcg_gen_bswap32_tl(t0, t0);
2845 tcg_gen_qemu_st32(t0, arg2, ctx->mem_idx);
2846 tcg_temp_free(t0);
2847 } else {
2848 tcg_gen_qemu_st32(arg1, arg2, ctx->mem_idx);
2849 }
2850 }
2851 GEN_STX(stwbr, st32r, 0x16, 0x14, PPC_INTEGER);
2852
2853 /*** Integer load and store multiple ***/
2854 /* lmw */
2855 GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
2856 {
2857 TCGv t0;
2858 TCGv_i32 t1;
2859 gen_set_access_type(ctx, ACCESS_INT);
2860 /* NIP cannot be restored if the memory exception comes from an helper */
2861 gen_update_nip(ctx, ctx->nip - 4);
2862 t0 = tcg_temp_new();
2863 t1 = tcg_const_i32(rD(ctx->opcode));
2864 gen_addr_imm_index(ctx, t0, 0);
2865 gen_helper_lmw(t0, t1);
2866 tcg_temp_free(t0);
2867 tcg_temp_free_i32(t1);
2868 }
2869
2870 /* stmw */
2871 GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
2872 {
2873 TCGv t0;
2874 TCGv_i32 t1;
2875 gen_set_access_type(ctx, ACCESS_INT);
2876 /* NIP cannot be restored if the memory exception comes from an helper */
2877 gen_update_nip(ctx, ctx->nip - 4);
2878 t0 = tcg_temp_new();
2879 t1 = tcg_const_i32(rS(ctx->opcode));
2880 gen_addr_imm_index(ctx, t0, 0);
2881 gen_helper_stmw(t0, t1);
2882 tcg_temp_free(t0);
2883 tcg_temp_free_i32(t1);
2884 }
2885
2886 /*** Integer load and store strings ***/
2887 /* lswi */
2888 /* PowerPC32 specification says we must generate an exception if
2889 * rA is in the range of registers to be loaded.
2890 * In an other hand, IBM says this is valid, but rA won't be loaded.
2891 * For now, I'll follow the spec...
2892 */
2893 GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_STRING)
2894 {
2895 TCGv t0;
2896 TCGv_i32 t1, t2;
2897 int nb = NB(ctx->opcode);
2898 int start = rD(ctx->opcode);
2899 int ra = rA(ctx->opcode);
2900 int nr;
2901
2902 if (nb == 0)
2903 nb = 32;
2904 nr = nb / 4;
2905 if (unlikely(((start + nr) > 32 &&
2906 start <= ra && (start + nr - 32) > ra) ||
2907 ((start + nr) <= 32 && start <= ra && (start + nr) > ra))) {
2908 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX);
2909 return;
2910 }
2911 gen_set_access_type(ctx, ACCESS_INT);
2912 /* NIP cannot be restored if the memory exception comes from an helper */
2913 gen_update_nip(ctx, ctx->nip - 4);
2914 t0 = tcg_temp_new();
2915 gen_addr_register(ctx, t0);
2916 t1 = tcg_const_i32(nb);
2917 t2 = tcg_const_i32(start);
2918 gen_helper_lsw(t0, t1, t2);
2919 tcg_temp_free(t0);
2920 tcg_temp_free_i32(t1);
2921 tcg_temp_free_i32(t2);
2922 }
2923
2924 /* lswx */
2925 GEN_HANDLER(lswx, 0x1F, 0x15, 0x10, 0x00000001, PPC_STRING)
2926 {
2927 TCGv t0;
2928 TCGv_i32 t1, t2, t3;
2929 gen_set_access_type(ctx, ACCESS_INT);
2930 /* NIP cannot be restored if the memory exception comes from an helper */
2931 gen_update_nip(ctx, ctx->nip - 4);
2932 t0 = tcg_temp_new();
2933 gen_addr_reg_index(ctx, t0);
2934 t1 = tcg_const_i32(rD(ctx->opcode));
2935 t2 = tcg_const_i32(rA(ctx->opcode));
2936 t3 = tcg_const_i32(rB(ctx->opcode));
2937 gen_helper_lswx(t0, t1, t2, t3);
2938 tcg_temp_free(t0);
2939 tcg_temp_free_i32(t1);
2940 tcg_temp_free_i32(t2);
2941 tcg_temp_free_i32(t3);
2942 }
2943
2944 /* stswi */
2945 GEN_HANDLER(stswi, 0x1F, 0x15, 0x16, 0x00000001, PPC_STRING)
2946 {
2947 TCGv t0;
2948 TCGv_i32 t1, t2;
2949 int nb = NB(ctx->opcode);
2950 gen_set_access_type(ctx, ACCESS_INT);
2951 /* NIP cannot be restored if the memory exception comes from an helper */
2952 gen_update_nip(ctx, ctx->nip - 4);
2953 t0 = tcg_temp_new();
2954 gen_addr_register(ctx, t0);
2955 if (nb == 0)
2956 nb = 32;
2957 t1 = tcg_const_i32(nb);
2958 t2 = tcg_const_i32(rS(ctx->opcode));
2959 gen_helper_stsw(t0, t1, t2);
2960 tcg_temp_free(t0);
2961 tcg_temp_free_i32(t1);
2962 tcg_temp_free_i32(t2);
2963 }
2964
2965 /* stswx */
2966 GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_STRING)
2967 {
2968 TCGv t0;
2969 TCGv_i32 t1, t2;
2970 gen_set_access_type(ctx, ACCESS_INT);
2971 /* NIP cannot be restored if the memory exception comes from an helper */
2972 gen_update_nip(ctx, ctx->nip - 4);
2973 t0 = tcg_temp_new();
2974 gen_addr_reg_index(ctx, t0);
2975 t1 = tcg_temp_new_i32();
2976 tcg_gen_trunc_tl_i32(t1, cpu_xer);
2977 tcg_gen_andi_i32(t1, t1, 0x7F);
2978 t2 = tcg_const_i32(rS(ctx->opcode));
2979 gen_helper_stsw(t0, t1, t2);
2980 tcg_temp_free(t0);
2981 tcg_temp_free_i32(t1);
2982 tcg_temp_free_i32(t2);
2983 }
2984
2985 /*** Memory synchronisation ***/
2986 /* eieio */
2987 GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FFF801, PPC_MEM_EIEIO)
2988 {
2989 }
2990
2991 /* isync */
2992 GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FFF801, PPC_MEM)
2993 {
2994 gen_stop_exception(ctx);
2995 }
2996
2997 /* lwarx */
2998 GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000001, PPC_RES)
2999 {
3000 TCGv t0;
3001 gen_set_access_type(ctx, ACCESS_RES);
3002 t0 = tcg_temp_local_new();
3003 gen_addr_reg_index(ctx, t0);
3004 gen_check_align(ctx, t0, 0x03);
3005 gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], t0);
3006 tcg_gen_mov_tl(cpu_reserve, t0);
3007 tcg_temp_free(t0);
3008 }
3009
3010 /* stwcx. */
3011 GEN_HANDLER2(stwcx_, "stwcx.", 0x1F, 0x16, 0x04, 0x00000000, PPC_RES)
3012 {
3013 int l1;
3014 TCGv t0;
3015 gen_set_access_type(ctx, ACCESS_RES);
3016 t0 = tcg_temp_local_new();
3017 gen_addr_reg_index(ctx, t0);
3018 gen_check_align(ctx, t0, 0x03);
3019 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
3020 tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO);
3021 tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1);
3022 l1 = gen_new_label();
3023 tcg_gen_brcond_tl(TCG_COND_NE, t0, cpu_reserve, l1);
3024 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 1 << CRF_EQ);
3025 gen_qemu_st32(ctx, cpu_gpr[rS(ctx->opcode)], t0);
3026 gen_set_label(l1);
3027 tcg_gen_movi_tl(cpu_reserve, -1);
3028 tcg_temp_free(t0);
3029 }
3030
3031 #if defined(TARGET_PPC64)
3032 /* ldarx */
3033 GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000001, PPC_64B)
3034 {
3035 TCGv t0;
3036 gen_set_access_type(ctx, ACCESS_RES);
3037 t0 = tcg_temp_local_new();
3038 gen_addr_reg_index(ctx, t0);
3039 gen_check_align(ctx, t0, 0x07);
3040 gen_qemu_ld64(ctx, cpu_gpr[rD(ctx->opcode)], t0);
3041 tcg_gen_mov_tl(cpu_reserve, t0);
3042 tcg_temp_free(t0);
3043 }
3044
3045 /* stdcx. */
3046 GEN_HANDLER2(stdcx_, "stdcx.", 0x1F, 0x16, 0x06, 0x00000000, PPC_64B)
3047 {
3048 int l1;
3049 TCGv t0;
3050 gen_set_access_type(ctx, ACCESS_RES);
3051 t0 = tcg_temp_local_new();
3052 gen_addr_reg_index(ctx, t0);
3053 gen_check_align(ctx, t0, 0x07);
3054 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
3055 tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO);
3056 tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1);
3057 l1 = gen_new_label();
3058 tcg_gen_brcond_tl(TCG_COND_NE, t0, cpu_reserve, l1);
3059 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 1 << CRF_EQ);
3060 gen_qemu_st64(ctx, cpu_gpr[rS(ctx->opcode)], t0);
3061 gen_set_label(l1);
3062 tcg_gen_movi_tl(cpu_reserve, -1);
3063 tcg_temp_free(t0);
3064 }
3065 #endif /* defined(TARGET_PPC64) */
3066
3067 /* sync */
3068 GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x039FF801, PPC_MEM_SYNC)
3069 {
3070 }
3071
3072 /* wait */
3073 GEN_HANDLER(wait, 0x1F, 0x1E, 0x01, 0x03FFF801, PPC_WAIT)
3074 {
3075 TCGv_i32 t0 = tcg_temp_new_i32();
3076 tcg_gen_st_i32(t0, cpu_env, offsetof(CPUState, halted));
3077 tcg_temp_free_i32(t0);
3078 /* Stop translation, as the CPU is supposed to sleep from now */
3079 gen_exception_err(ctx, EXCP_HLT, 1);
3080 }
3081
3082 /*** Floating-point load ***/
3083 #define GEN_LDF(name, ldop, opc, type) \
3084 GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type) \
3085 { \
3086 TCGv EA; \
3087 if (unlikely(!ctx->fpu_enabled)) { \
3088 gen_exception(ctx, POWERPC_EXCP_FPU); \
3089 return; \
3090 } \
3091 gen_set_access_type(ctx, ACCESS_FLOAT); \
3092 EA = tcg_temp_new(); \
3093 gen_addr_imm_index(ctx, EA, 0); \
3094 gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \
3095 tcg_temp_free(EA); \
3096 }
3097
3098 #define GEN_LDUF(name, ldop, opc, type) \
3099 GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type) \
3100 { \
3101 TCGv EA; \
3102 if (unlikely(!ctx->fpu_enabled)) { \
3103 gen_exception(ctx, POWERPC_EXCP_FPU); \
3104 return; \
3105 } \
3106 if (unlikely(rA(ctx->opcode) == 0)) { \
3107 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
3108 return; \
3109 } \
3110 gen_set_access_type(ctx, ACCESS_FLOAT); \
3111 EA = tcg_temp_new(); \
3112 gen_addr_imm_index(ctx, EA, 0); \
3113 gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \
3114 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
3115 tcg_temp_free(EA); \
3116 }
3117
3118 #define GEN_LDUXF(name, ldop, opc, type) \
3119 GEN_HANDLER(name##ux, 0x1F, 0x17, opc, 0x00000001, type) \
3120 { \
3121 TCGv EA; \
3122 if (unlikely(!ctx->fpu_enabled)) { \
3123 gen_exception(ctx, POWERPC_EXCP_FPU); \
3124 return; \
3125 } \
3126 if (unlikely(rA(ctx->opcode) == 0)) { \
3127 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
3128 return; \
3129 } \
3130 gen_set_access_type(ctx, ACCESS_FLOAT); \
3131 EA = tcg_temp_new(); \
3132 gen_addr_reg_index(ctx, EA); \
3133 gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \
3134 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
3135 tcg_temp_free(EA); \
3136 }
3137
3138 #define GEN_LDXF(name, ldop, opc2, opc3, type) \
3139 GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type) \
3140 { \
3141 TCGv EA; \
3142 if (unlikely(!ctx->fpu_enabled)) { \
3143 gen_exception(ctx, POWERPC_EXCP_FPU); \
3144 return; \
3145 } \
3146 gen_set_access_type(ctx, ACCESS_FLOAT); \
3147 EA = tcg_temp_new(); \
3148 gen_addr_reg_index(ctx, EA); \
3149 gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \
3150 tcg_temp_free(EA); \
3151 }
3152
3153 #define GEN_LDFS(name, ldop, op, type) \
3154 GEN_LDF(name, ldop, op | 0x20, type); \
3155 GEN_LDUF(name, ldop, op | 0x21, type); \
3156 GEN_LDUXF(name, ldop, op | 0x01, type); \
3157 GEN_LDXF(name, ldop, 0x17, op | 0x00, type)
3158
3159 static always_inline void gen_qemu_ld32fs(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
3160 {
3161 TCGv t0 = tcg_temp_new();
3162 TCGv_i32 t1 = tcg_temp_new_i32();
3163 gen_qemu_ld32u(ctx, t0, arg2);
3164 tcg_gen_trunc_tl_i32(t1, t0);
3165 tcg_temp_free(t0);
3166 gen_helper_float32_to_float64(arg1, t1);
3167 tcg_temp_free_i32(t1);
3168 }
3169
3170 /* lfd lfdu lfdux lfdx */
3171 GEN_LDFS(lfd, ld64, 0x12, PPC_FLOAT);
3172 /* lfs lfsu lfsux lfsx */
3173 GEN_LDFS(lfs, ld32fs, 0x10, PPC_FLOAT);
3174
3175 /*** Floating-point store ***/
3176 #define GEN_STF(name, stop, opc, type) \
3177 GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type) \
3178 { \
3179 TCGv EA; \
3180 if (unlikely(!ctx->fpu_enabled)) { \
3181 gen_exception(ctx, POWERPC_EXCP_FPU); \
3182 return; \
3183 } \
3184 gen_set_access_type(ctx, ACCESS_FLOAT); \
3185 EA = tcg_temp_new(); \
3186 gen_addr_imm_index(ctx, EA, 0); \
3187 gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \
3188 tcg_temp_free(EA); \
3189 }
3190
3191 #define GEN_STUF(name, stop, opc, type) \
3192 GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type) \
3193 { \
3194 TCGv EA; \
3195 if (unlikely(!ctx->fpu_enabled)) { \
3196 gen_exception(ctx, POWERPC_EXCP_FPU); \
3197 return; \
3198 } \
3199 if (unlikely(rA(ctx->opcode) == 0)) { \
3200 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
3201 return; \
3202 } \
3203 gen_set_access_type(ctx, ACCESS_FLOAT); \
3204 EA = tcg_temp_new(); \
3205 gen_addr_imm_index(ctx, EA, 0); \
3206 gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \
3207 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
3208 tcg_temp_free(EA); \
3209 }
3210
3211 #define GEN_STUXF(name, stop, opc, type) \
3212 GEN_HANDLER(name##ux, 0x1F, 0x17, opc, 0x00000001, type) \
3213 { \
3214 TCGv EA; \
3215 if (unlikely(!ctx->fpu_enabled)) { \
3216 gen_exception(ctx, POWERPC_EXCP_FPU); \
3217 return; \
3218 } \
3219 if (unlikely(rA(ctx->opcode) == 0)) { \
3220 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
3221 return; \
3222 } \
3223 gen_set_access_type(ctx, ACCESS_FLOAT); \
3224 EA = tcg_temp_new(); \
3225 gen_addr_reg_index(ctx, EA); \
3226 gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \
3227 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
3228 tcg_temp_free(EA); \
3229 }
3230
3231 #define GEN_STXF(name, stop, opc2, opc3, type) \
3232 GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type) \
3233 { \
3234 TCGv EA; \
3235 if (unlikely(!ctx->fpu_enabled)) { \
3236 gen_exception(ctx, POWERPC_EXCP_FPU); \
3237 return; \
3238 } \
3239 gen_set_access_type(ctx, ACCESS_FLOAT); \
3240 EA = tcg_temp_new(); \
3241 gen_addr_reg_index(ctx, EA); \
3242 gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \
3243 tcg_temp_free(EA); \
3244 }
3245
3246 #define GEN_STFS(name, stop, op, type) \
3247 GEN_STF(name, stop, op | 0x20, type); \
3248 GEN_STUF(name, stop, op | 0x21, type); \
3249 GEN_STUXF(name, stop, op | 0x01, type); \
3250 GEN_STXF(name, stop, 0x17, op | 0x00, type)
3251
3252 static always_inline void gen_qemu_st32fs(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
3253 {
3254 TCGv_i32 t0 = tcg_temp_new_i32();
3255 TCGv t1 = tcg_temp_new();
3256 gen_helper_float64_to_float32(t0, arg1);
3257 tcg_gen_extu_i32_tl(t1, t0);
3258 tcg_temp_free_i32(t0);
3259 gen_qemu_st32(ctx, t1, arg2);
3260 tcg_temp_free(t1);
3261 }
3262
3263 /* stfd stfdu stfdux stfdx */
3264 GEN_STFS(stfd, st64, 0x16, PPC_FLOAT);
3265 /* stfs stfsu stfsux stfsx */
3266 GEN_STFS(stfs, st32fs, 0x14, PPC_FLOAT);
3267
3268 /* Optional: */
3269 static always_inline void gen_qemu_st32fiw(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
3270 {
3271 TCGv t0 = tcg_temp_new();
3272 tcg_gen_trunc_i64_tl(t0, arg1),
3273 gen_qemu_st32(ctx, t0, arg2);
3274 tcg_temp_free(t0);
3275 }
3276 /* stfiwx */
3277 GEN_STXF(stfiw, st32fiw, 0x17, 0x1E, PPC_FLOAT_STFIWX);
3278
3279 /*** Branch ***/
3280 static always_inline void gen_goto_tb (DisasContext *ctx, int n,
3281 target_ulong dest)
3282 {
3283 TranslationBlock *tb;
3284 tb = ctx->tb;
3285 #if defined(TARGET_PPC64)
3286 if (!ctx->sf_mode)
3287 dest = (uint32_t) dest;
3288 #endif
3289 if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) &&
3290 likely(!ctx->singlestep_enabled)) {
3291 tcg_gen_goto_tb(n);
3292 tcg_gen_movi_tl(cpu_nip, dest & ~3);
3293 tcg_gen_exit_tb((long)tb + n);
3294 } else {
3295 tcg_gen_movi_tl(cpu_nip, dest & ~3);
3296 if (unlikely(ctx->singlestep_enabled)) {
3297 if ((ctx->singlestep_enabled &
3298 (CPU_BRANCH_STEP | CPU_SINGLE_STEP)) &&
3299 ctx->exception == POWERPC_EXCP_BRANCH) {
3300 target_ulong tmp = ctx->nip;
3301 ctx->nip = dest;
3302 gen_exception(ctx, POWERPC_EXCP_TRACE);
3303 ctx->nip = tmp;
3304 }
3305 if (ctx->singlestep_enabled & GDBSTUB_SINGLE_STEP) {
3306 gen_debug_exception(ctx);
3307 }
3308 }
3309 tcg_gen_exit_tb(0);
3310 }
3311 }
3312
3313 static always_inline void gen_setlr (DisasContext *ctx, target_ulong nip)
3314 {
3315 #if defined(TARGET_PPC64)
3316 if (ctx->sf_mode == 0)
3317 tcg_gen_movi_tl(cpu_lr, (uint32_t)nip);
3318 else
3319 #endif
3320 tcg_gen_movi_tl(cpu_lr, nip);
3321 }
3322
3323 /* b ba bl bla */
3324 GEN_HANDLER(b, 0x12, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
3325 {
3326 target_ulong li, target;
3327
3328 ctx->exception = POWERPC_EXCP_BRANCH;
3329 /* sign extend LI */
3330 #if defined(TARGET_PPC64)
3331 if (ctx->sf_mode)
3332 li = ((int64_t)LI(ctx->opcode) << 38) >> 38;
3333 else
3334 #endif
3335 li = ((int32_t)LI(ctx->opcode) << 6) >> 6;
3336 if (likely(AA(ctx->opcode) == 0))
3337 target = ctx->nip + li - 4;
3338 else
3339 target = li;
3340 if (LK(ctx->opcode))
3341 gen_setlr(ctx, ctx->nip);
3342 gen_goto_tb(ctx, 0, target);
3343 }
3344
3345 #define BCOND_IM 0
3346 #define BCOND_LR 1
3347 #define BCOND_CTR 2
3348
3349 static always_inline void gen_bcond (DisasContext *ctx, int type)
3350 {
3351 uint32_t bo = BO(ctx->opcode);
3352 int l1 = gen_new_label();
3353 TCGv target;
3354
3355 ctx->exception = POWERPC_EXCP_BRANCH;
3356 if (type == BCOND_LR || type == BCOND_CTR) {
3357 target = tcg_temp_local_new();
3358 if (type == BCOND_CTR)
3359 tcg_gen_mov_tl(target, cpu_ctr);
3360 else
3361 tcg_gen_mov_tl(target, cpu_lr);
3362 }
3363 if (LK(ctx->opcode))
3364 gen_setlr(ctx, ctx->nip);
3365 l1 = gen_new_label();
3366 if ((bo & 0x4) == 0) {
3367 /* Decrement and test CTR */
3368 TCGv temp = tcg_temp_new();
3369 if (unlikely(type == BCOND_CTR)) {
3370 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
3371 return;
3372 }
3373 tcg_gen_subi_tl(cpu_ctr, cpu_ctr, 1);
3374 #if defined(TARGET_PPC64)
3375 if (!ctx->sf_mode)
3376 tcg_gen_ext32u_tl(temp, cpu_ctr);
3377 else
3378 #endif
3379 tcg_gen_mov_tl(temp, cpu_ctr);
3380 if (bo & 0x2) {
3381 tcg_gen_brcondi_tl(TCG_COND_NE, temp, 0, l1);
3382 } else {
3383 tcg_gen_brcondi_tl(TCG_COND_EQ, temp, 0, l1);
3384 }
3385 tcg_temp_free(temp);
3386 }
3387 if ((bo & 0x10) == 0) {
3388 /* Test CR */
3389 uint32_t bi = BI(ctx->opcode);
3390 uint32_t mask = 1 << (3 - (bi & 0x03));
3391 TCGv_i32 temp = tcg_temp_new_i32();
3392
3393 if (bo & 0x8) {
3394 tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask);
3395 tcg_gen_brcondi_i32(TCG_COND_EQ, temp, 0, l1);
3396 } else {
3397 tcg_gen_andi_i32(temp, cpu_crf[bi >> 2], mask);
3398 tcg_gen_brcondi_i32(TCG_COND_NE, temp, 0, l1);
3399 }
3400 tcg_temp_free_i32(temp);
3401 }
3402 if (type == BCOND_IM) {
3403 target_ulong li = (target_long)((int16_t)(BD(ctx->opcode)));
3404 if (likely(AA(ctx->opcode) == 0)) {
3405 gen_goto_tb(ctx, 0, ctx->nip + li - 4);
3406 } else {
3407 gen_goto_tb(ctx, 0, li);
3408 }
3409 gen_set_label(l1);
3410 gen_goto_tb(ctx, 1, ctx->nip);
3411 } else {
3412 #if defined(TARGET_PPC64)
3413 if (!(ctx->sf_mode))
3414 tcg_gen_andi_tl(cpu_nip, target, (uint32_t)~3);
3415 else
3416 #endif
3417 tcg_gen_andi_tl(cpu_nip, target, ~3);
3418 tcg_gen_exit_tb(0);
3419 gen_set_label(l1);
3420 #if defined(TARGET_PPC64)
3421 if (!(ctx->sf_mode))
3422 tcg_gen_movi_tl(cpu_nip, (uint32_t)ctx->nip);
3423 else
3424 #endif
3425 tcg_gen_movi_tl(cpu_nip, ctx->nip);
3426 tcg_gen_exit_tb(0);
3427 }
3428 }
3429
3430 GEN_HANDLER(bc, 0x10, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
3431 {
3432 gen_bcond(ctx, BCOND_IM);
3433 }
3434
3435 GEN_HANDLER(bcctr, 0x13, 0x10, 0x10, 0x00000000, PPC_FLOW)
3436 {
3437 gen_bcond(ctx, BCOND_CTR);
3438 }
3439
3440 GEN_HANDLER(bclr, 0x13, 0x10, 0x00, 0x00000000, PPC_FLOW)
3441 {
3442 gen_bcond(ctx, BCOND_LR);
3443 }
3444
3445 /*** Condition register logical ***/
3446 #define GEN_CRLOGIC(name, tcg_op, opc) \
3447 GEN_HANDLER(name, 0x13, 0x01, opc, 0x00000001, PPC_INTEGER) \
3448 { \
3449 uint8_t bitmask; \
3450 int sh; \
3451 TCGv_i32 t0, t1; \
3452 sh = (crbD(ctx->opcode) & 0x03) - (crbA(ctx->opcode) & 0x03); \
3453 t0 = tcg_temp_new_i32(); \
3454 if (sh > 0) \
3455 tcg_gen_shri_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], sh); \
3456 else if (sh < 0) \
3457 tcg_gen_shli_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2], -sh); \
3458 else \
3459 tcg_gen_mov_i32(t0, cpu_crf[crbA(ctx->opcode) >> 2]); \
3460 t1 = tcg_temp_new_i32(); \
3461 sh = (crbD(ctx->opcode) & 0x03) - (crbB(ctx->opcode) & 0x03); \
3462 if (sh > 0) \
3463 tcg_gen_shri_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], sh); \
3464 else if (sh < 0) \
3465 tcg_gen_shli_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2], -sh); \
3466 else \
3467 tcg_gen_mov_i32(t1, cpu_crf[crbB(ctx->opcode) >> 2]); \
3468 tcg_op(t0, t0, t1); \
3469 bitmask = 1 << (3 - (crbD(ctx->opcode) & 0x03)); \
3470 tcg_gen_andi_i32(t0, t0, bitmask); \
3471 tcg_gen_andi_i32(t1, cpu_crf[crbD(ctx->opcode) >> 2], ~bitmask); \
3472 tcg_gen_or_i32(cpu_crf[crbD(ctx->opcode) >> 2], t0, t1); \
3473 tcg_temp_free_i32(t0); \
3474 tcg_temp_free_i32(t1); \
3475 }
3476
3477 /* crand */
3478 GEN_CRLOGIC(crand, tcg_gen_and_i32, 0x08);
3479 /* crandc */
3480 GEN_CRLOGIC(crandc, tcg_gen_andc_i32, 0x04);
3481 /* creqv */
3482 GEN_CRLOGIC(creqv, tcg_gen_eqv_i32, 0x09);
3483 /* crnand */
3484 GEN_CRLOGIC(crnand, tcg_gen_nand_i32, 0x07);
3485 /* crnor */
3486 GEN_CRLOGIC(crnor, tcg_gen_nor_i32, 0x01);
3487 /* cror */
3488 GEN_CRLOGIC(cror, tcg_gen_or_i32, 0x0E);
3489 /* crorc */
3490 GEN_CRLOGIC(crorc, tcg_gen_orc_i32, 0x0D);
3491 /* crxor */
3492 GEN_CRLOGIC(crxor, tcg_gen_xor_i32, 0x06);
3493 /* mcrf */
3494 GEN_HANDLER(mcrf, 0x13, 0x00, 0xFF, 0x00000001, PPC_INTEGER)
3495 {
3496 tcg_gen_mov_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfS(ctx->opcode)]);
3497 }
3498
3499 /*** System linkage ***/
3500 /* rfi (mem_idx only) */
3501 GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW)
3502 {
3503 #if defined(CONFIG_USER_ONLY)
3504 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
3505 #else
3506 /* Restore CPU state */
3507 if (unlikely(!ctx->mem_idx)) {
3508 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
3509 return;
3510 }
3511 gen_helper_rfi();
3512 gen_sync_exception(ctx);
3513 #endif
3514 }
3515
3516 #if defined(TARGET_PPC64)
3517 GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B)
3518 {
3519 #if defined(CONFIG_USER_ONLY)
3520 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
3521 #else
3522 /* Restore CPU state */
3523 if (unlikely(!ctx->mem_idx)) {
3524 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
3525 return;
3526 }
3527 gen_helper_rfid();
3528 gen_sync_exception(ctx);
3529 #endif
3530 }
3531
3532 GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64H)
3533 {
3534 #if defined(CONFIG_USER_ONLY)
3535 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
3536 #else
3537 /* Restore CPU state */
3538 if (unlikely(ctx->mem_idx <= 1)) {
3539 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
3540 return;
3541 }
3542 gen_helper_hrfid();
3543 gen_sync_exception(ctx);
3544 #endif
3545 }
3546 #endif
3547
3548 /* sc */
3549 #if defined(CONFIG_USER_ONLY)
3550 #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL_USER
3551 #else
3552 #define POWERPC_SYSCALL POWERPC_EXCP_SYSCALL
3553 #endif
3554 GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFF01D, PPC_FLOW)
3555 {
3556 uint32_t lev;
3557
3558 lev = (ctx->opcode >> 5) & 0x7F;
3559 gen_exception_err(ctx, POWERPC_SYSCALL, lev);
3560 }
3561
3562 /*** Trap ***/
3563 /* tw */
3564 GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW)
3565 {
3566 TCGv_i32 t0 = tcg_const_i32(TO(ctx->opcode));
3567 /* Update the nip since this might generate a trap exception */
3568 gen_update_nip(ctx, ctx->nip);
3569 gen_helper_tw(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0);
3570 tcg_temp_free_i32(t0);
3571 }
3572
3573 /* twi */
3574 GEN_HANDLER(twi, 0x03, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
3575 {
3576 TCGv t0 = tcg_const_tl(SIMM(ctx->opcode));
3577 TCGv_i32 t1 = tcg_const_i32(TO(ctx->opcode));
3578 /* Update the nip since this might generate a trap exception */
3579 gen_update_nip(ctx, ctx->nip);
3580 gen_helper_tw(cpu_gpr[rA(ctx->opcode)], t0, t1);
3581 tcg_temp_free(t0);
3582 tcg_temp_free_i32(t1);
3583 }
3584
3585 #if defined(TARGET_PPC64)
3586 /* td */
3587 GEN_HANDLER(td, 0x1F, 0x04, 0x02, 0x00000001, PPC_64B)
3588 {
3589 TCGv_i32 t0 = tcg_const_i32(TO(ctx->opcode));
3590 /* Update the nip since this might generate a trap exception */
3591 gen_update_nip(ctx, ctx->nip);
3592 gen_helper_td(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0);
3593 tcg_temp_free_i32(t0);
3594 }
3595
3596 /* tdi */
3597 GEN_HANDLER(tdi, 0x02, 0xFF, 0xFF, 0x00000000, PPC_64B)
3598 {
3599 TCGv t0 = tcg_const_tl(SIMM(ctx->opcode));
3600 TCGv_i32 t1 = tcg_const_i32(TO(ctx->opcode));
3601 /* Update the nip since this might generate a trap exception */
3602 gen_update_nip(ctx, ctx->nip);
3603 gen_helper_td(cpu_gpr[rA(ctx->opcode)], t0, t1);
3604 tcg_temp_free(t0);
3605 tcg_temp_free_i32(t1);
3606 }
3607 #endif
3608
3609 /*** Processor control ***/
3610 /* mcrxr */
3611 GEN_HANDLER(mcrxr, 0x1F, 0x00, 0x10, 0x007FF801, PPC_MISC)
3612 {
3613 tcg_gen_trunc_tl_i32(cpu_crf[crfD(ctx->opcode)], cpu_xer);
3614 tcg_gen_shri_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], XER_CA);
3615 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_SO | 1 << XER_OV | 1 << XER_CA));
3616 }
3617
3618 /* mfcr mfocrf */
3619 GEN_HANDLER(mfcr, 0x1F, 0x13, 0x00, 0x00000801, PPC_MISC)
3620 {
3621 uint32_t crm, crn;
3622
3623 if (likely(ctx->opcode & 0x00100000)) {
3624 crm = CRM(ctx->opcode);
3625 if (likely(crm && ((crm & (crm - 1)) == 0))) {
3626 crn = ctz32 (crm);
3627 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], cpu_crf[7 - crn]);
3628 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)],
3629 cpu_gpr[rD(ctx->opcode)], crn * 4);
3630 }
3631 } else {
3632 TCGv_i32 t0 = tcg_temp_new_i32();
3633 tcg_gen_mov_i32(t0, cpu_crf[0]);
3634 tcg_gen_shli_i32(t0, t0, 4);
3635 tcg_gen_or_i32(t0, t0, cpu_crf[1]);
3636 tcg_gen_shli_i32(t0, t0, 4);
3637 tcg_gen_or_i32(t0, t0, cpu_crf[2]);
3638 tcg_gen_shli_i32(t0, t0, 4);
3639 tcg_gen_or_i32(t0, t0, cpu_crf[3]);
3640 tcg_gen_shli_i32(t0, t0, 4);
3641 tcg_gen_or_i32(t0, t0, cpu_crf[4]);
3642 tcg_gen_shli_i32(t0, t0, 4);
3643 tcg_gen_or_i32(t0, t0, cpu_crf[5]);
3644 tcg_gen_shli_i32(t0, t0, 4);
3645 tcg_gen_or_i32(t0, t0, cpu_crf[6]);
3646 tcg_gen_shli_i32(t0, t0, 4);
3647 tcg_gen_or_i32(t0, t0, cpu_crf[7]);
3648 tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t0);
3649 tcg_temp_free_i32(t0);
3650 }
3651 }
3652
3653 /* mfmsr */
3654 GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC)
3655 {
3656 #if defined(CONFIG_USER_ONLY)
3657 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
3658 #else
3659 if (unlikely(!ctx->mem_idx)) {
3660 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
3661 return;
3662 }
3663 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_msr);
3664 #endif
3665 }
3666
3667 #if 1
3668 #define SPR_NOACCESS ((void *)(-1UL))
3669 #else
3670 static void spr_noaccess (void *opaque, int sprn)
3671 {
3672 sprn = ((sprn >> 5) & 0x1F) | ((sprn & 0x1F) << 5);
3673 printf("ERROR: try to access SPR %d !\n", sprn);
3674 }
3675 #define SPR_NOACCESS (&spr_noaccess)
3676 #endif
3677
3678 /* mfspr */
3679 static always_inline void gen_op_mfspr (DisasContext *ctx)
3680 {
3681 void (*read_cb)(void *opaque, int gprn, int sprn);
3682 uint32_t sprn = SPR(ctx->opcode);
3683
3684 #if !defined(CONFIG_USER_ONLY)
3685 if (ctx->mem_idx == 2)
3686 read_cb = ctx->spr_cb[sprn].hea_read;
3687 else if (ctx->mem_idx)
3688 read_cb = ctx->spr_cb[sprn].oea_read;
3689 else
3690 #endif
3691 read_cb = ctx->spr_cb[sprn].uea_read;
3692 if (likely(read_cb != NULL)) {
3693 if (likely(read_cb != SPR_NOACCESS)) {
3694 (*read_cb)(ctx, rD(ctx->opcode), sprn);
3695 } else {
3696 /* Privilege exception */
3697 /* This is a hack to avoid warnings when running Linux:
3698 * this OS breaks the PowerPC virtualisation model,
3699 * allowing userland application to read the PVR
3700 */
3701 if (sprn != SPR_PVR) {
3702 qemu_log("Trying to read privileged spr %d %03x at "
3703 ADDRX "\n", sprn, sprn, ctx->nip);
3704 printf("Trying to read privileged spr %d %03x at " ADDRX "\n",
3705 sprn, sprn, ctx->nip);
3706 }
3707 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
3708 }
3709 } else {
3710 /* Not defined */
3711 qemu_log("Trying to read invalid spr %d %03x at "
3712 ADDRX "\n", sprn, sprn, ctx->nip);
3713 printf("Trying to read invalid spr %d %03x at " ADDRX "\n",
3714 sprn, sprn, ctx->nip);
3715 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_SPR);
3716 }
3717 }
3718
3719 GEN_HANDLER(mfspr, 0x1F, 0x13, 0x0A, 0x00000001, PPC_MISC)
3720 {
3721 gen_op_mfspr(ctx);
3722 }
3723
3724 /* mftb */
3725 GEN_HANDLER(mftb, 0x1F, 0x13, 0x0B, 0x00000001, PPC_MFTB)
3726 {
3727 gen_op_mfspr(ctx);
3728 }
3729
3730 /* mtcrf mtocrf*/
3731 GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC)
3732 {
3733 uint32_t crm, crn;
3734
3735 crm = CRM(ctx->opcode);
3736 if (likely((ctx->opcode & 0x00100000))) {
3737 if (crm && ((crm & (crm - 1)) == 0)) {
3738 TCGv_i32 temp = tcg_temp_new_i32();
3739 crn = ctz32 (crm);
3740 tcg_gen_trunc_tl_i32(temp, cpu_gpr[rS(ctx->opcode)]);
3741 tcg_gen_shri_i32(temp, temp, crn * 4);
3742 tcg_gen_andi_i32(cpu_crf[7 - crn], temp, 0xf);
3743 tcg_temp_free_i32(temp);
3744 }
3745 } else {
3746 TCGv_i32 temp = tcg_temp_new_i32();
3747 tcg_gen_trunc_tl_i32(temp, cpu_gpr[rS(ctx->opcode)]);
3748 for (crn = 0 ; crn < 8 ; crn++) {
3749 if (crm & (1 << crn)) {
3750 tcg_gen_shri_i32(cpu_crf[7 - crn], temp, crn * 4);
3751 tcg_gen_andi_i32(cpu_crf[7 - crn], cpu_crf[7 - crn], 0xf);
3752 }
3753 }
3754 tcg_temp_free_i32(temp);
3755 }
3756 }
3757
3758 /* mtmsr */
3759 #if defined(TARGET_PPC64)
3760 GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B)
3761 {
3762 #if defined(CONFIG_USER_ONLY)
3763 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
3764 #else
3765 if (unlikely(!ctx->mem_idx)) {
3766 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
3767 return;
3768 }
3769 if (ctx->opcode & 0x00010000) {
3770 /* Special form that does not need any synchronisation */
3771 TCGv t0 = tcg_temp_new();
3772 tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE));
3773 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~((1 << MSR_RI) | (1 << MSR_EE)));
3774 tcg_gen_or_tl(cpu_msr, cpu_msr, t0);
3775 tcg_temp_free(t0);
3776 } else {
3777 /* XXX: we need to update nip before the store
3778 * if we enter power saving mode, we will exit the loop
3779 * directly from ppc_store_msr
3780 */
3781 gen_update_nip(ctx, ctx->nip);
3782 gen_helper_store_msr(cpu_gpr[rS(ctx->opcode)]);
3783 /* Must stop the translation as machine state (may have) changed */
3784 /* Note that mtmsr is not always defined as context-synchronizing */
3785 gen_stop_exception(ctx);
3786 }
3787 #endif
3788 }
3789 #endif
3790
3791 GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC)
3792 {
3793 #if defined(CONFIG_USER_ONLY)
3794 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
3795 #else
3796 if (unlikely(!ctx->mem_idx)) {
3797 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
3798 return;
3799 }
3800 if (ctx->opcode & 0x00010000) {
3801 /* Special form that does not need any synchronisation */
3802 TCGv t0 = tcg_temp_new();
3803 tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE));
3804 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~((1 << MSR_RI) | (1 << MSR_EE)));
3805 tcg_gen_or_tl(cpu_msr, cpu_msr, t0);
3806 tcg_temp_free(t0);
3807 } else {
3808 /* XXX: we need to update nip before the store
3809 * if we enter power saving mode, we will exit the loop
3810 * directly from ppc_store_msr
3811 */
3812 gen_update_nip(ctx, ctx->nip);
3813 #if defined(TARGET_PPC64)
3814 if (!ctx->sf_mode) {
3815 TCGv t0 = tcg_temp_new();
3816 TCGv t1 = tcg_temp_new();
3817 tcg_gen_andi_tl(t0, cpu_msr, 0xFFFFFFFF00000000ULL);
3818 tcg_gen_ext32u_tl(t1, cpu_gpr[rS(ctx->opcode)]);
3819 tcg_gen_or_tl(t0, t0, t1);
3820 tcg_temp_free(t1);
3821 gen_helper_store_msr(t0);
3822 tcg_temp_free(t0);
3823 } else
3824 #endif
3825 gen_helper_store_msr(cpu_gpr[rS(ctx->opcode)]);
3826 /* Must stop the translation as machine state (may have) changed */
3827 /* Note that mtmsr is not always defined as context-synchronizing */
3828 gen_stop_exception(ctx);
3829 }
3830 #endif
3831 }
3832
3833 /* mtspr */
3834 GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000001, PPC_MISC)
3835 {
3836 void (*write_cb)(void *opaque, int sprn, int gprn);
3837 uint32_t sprn = SPR(ctx->opcode);
3838
3839 #if !defined(CONFIG_USER_ONLY)
3840 if (ctx->mem_idx == 2)
3841 write_cb = ctx->spr_cb[sprn].hea_write;
3842 else if (ctx->mem_idx)
3843 write_cb = ctx->spr_cb[sprn].oea_write;
3844 else
3845 #endif
3846 write_cb = ctx->spr_cb[sprn].uea_write;
3847 if (likely(write_cb != NULL)) {
3848 if (likely(write_cb != SPR_NOACCESS)) {
3849 (*write_cb)(ctx, sprn, rS(ctx->opcode));
3850 } else {
3851 /* Privilege exception */
3852 qemu_log("Trying to write privileged spr %d %03x at "
3853 ADDRX "\n", sprn, sprn, ctx->nip);
3854 printf("Trying to write privileged spr %d %03x at " ADDRX "\n",
3855 sprn, sprn, ctx->nip);
3856 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
3857 }
3858 } else {
3859 /* Not defined */
3860 qemu_log("Trying to write invalid spr %d %03x at "
3861 ADDRX "\n", sprn, sprn, ctx->nip);
3862 printf("Trying to write invalid spr %d %03x at " ADDRX "\n",
3863 sprn, sprn, ctx->nip);
3864 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_SPR);
3865 }
3866 }
3867
3868 /*** Cache management ***/
3869 /* dcbf */
3870 GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE)
3871 {
3872 /* XXX: specification says this is treated as a load by the MMU */
3873 TCGv t0;
3874 gen_set_access_type(ctx, ACCESS_CACHE);
3875 t0 = tcg_temp_new();
3876 gen_addr_reg_index(ctx, t0);
3877 gen_qemu_ld8u(ctx, t0, t0);
3878 tcg_temp_free(t0);
3879 }
3880
3881 /* dcbi (Supervisor only) */
3882 GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE)
3883 {
3884 #if defined(CONFIG_USER_ONLY)
3885 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
3886 #else
3887 TCGv EA, val;
3888 if (unlikely(!ctx->mem_idx)) {
3889 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
3890 return;
3891 }
3892 EA = tcg_temp_new();
3893 gen_set_access_type(ctx, ACCESS_CACHE);
3894 gen_addr_reg_index(ctx, EA);
3895 val = tcg_temp_new();
3896 /* XXX: specification says this should be treated as a store by the MMU */
3897 gen_qemu_ld8u(ctx, val, EA);
3898 gen_qemu_st8(ctx, val, EA);
3899 tcg_temp_free(val);
3900 tcg_temp_free(EA);
3901 #endif
3902 }
3903
3904 /* dcdst */
3905 GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE)
3906 {
3907 /* XXX: specification say this is treated as a load by the MMU */
3908 TCGv t0;
3909 gen_set_access_type(ctx, ACCESS_CACHE);
3910 t0 = tcg_temp_new();
3911 gen_addr_reg_index(ctx, t0);
3912 gen_qemu_ld8u(ctx, t0, t0);
3913 tcg_temp_free(t0);
3914 }
3915
3916 /* dcbt */
3917 GEN_HANDLER(dcbt, 0x1F, 0x16, 0x08, 0x02000001, PPC_CACHE)
3918 {
3919 /* interpreted as no-op */
3920 /* XXX: specification say this is treated as a load by the MMU
3921 * but does not generate any exception
3922 */
3923 }
3924
3925 /* dcbtst */
3926 GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x02000001, PPC_CACHE)
3927 {
3928 /* interpreted as no-op */
3929 /* XXX: specification say this is treated as a load by the MMU
3930 * but does not generate any exception
3931 */
3932 }
3933
3934 /* dcbz */
3935 GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03E00001, PPC_CACHE_DCBZ)
3936 {
3937 TCGv t0;
3938 gen_set_access_type(ctx, ACCESS_CACHE);
3939 /* NIP cannot be restored if the memory exception comes from an helper */
3940 gen_update_nip(ctx, ctx->nip - 4);
3941 t0 = tcg_temp_new();
3942 gen_addr_reg_index(ctx, t0);
3943 gen_helper_dcbz(t0);
3944 tcg_temp_free(t0);
3945 }
3946
3947 GEN_HANDLER2(dcbz_970, "dcbz", 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZT)
3948 {
3949 TCGv t0;
3950 gen_set_access_type(ctx, ACCESS_CACHE);
3951 /* NIP cannot be restored if the memory exception comes from an helper */
3952 gen_update_nip(ctx, ctx->nip - 4);
3953 t0 = tcg_temp_new();
3954 gen_addr_reg_index(ctx, t0);
3955 if (ctx->opcode & 0x00200000)
3956 gen_helper_dcbz(t0);
3957 else
3958 gen_helper_dcbz_970(t0);
3959 tcg_temp_free(t0);
3960 }
3961
3962 /* dst / dstt */
3963 GEN_HANDLER(dst, 0x1F, 0x16, 0x0A, 0x01800001, PPC_ALTIVEC)
3964 {
3965 if (rA(ctx->opcode) == 0) {
3966 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX);
3967 } else {
3968 /* interpreted as no-op */
3969 }
3970 }
3971
3972 /* dstst /dststt */
3973 GEN_HANDLER(dstst, 0x1F, 0x16, 0x0B, 0x02000001, PPC_ALTIVEC)
3974 {
3975 if (rA(ctx->opcode) == 0) {
3976 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX);
3977 } else {
3978 /* interpreted as no-op */
3979 }
3980
3981 }
3982
3983 /* dss / dssall */
3984 GEN_HANDLER(dss, 0x1F, 0x16, 0x19, 0x019FF801, PPC_ALTIVEC)
3985 {
3986 /* interpreted as no-op */
3987 }
3988
3989 /* icbi */
3990 GEN_HANDLER(icbi, 0x1F, 0x16, 0x1E, 0x03E00001, PPC_CACHE_ICBI)
3991 {
3992 TCGv t0;
3993 gen_set_access_type(ctx, ACCESS_CACHE);
3994 /* NIP cannot be restored if the memory exception comes from an helper */
3995 gen_update_nip(ctx, ctx->nip - 4);
3996 t0 = tcg_temp_new();
3997 gen_addr_reg_index(ctx, t0);
3998 gen_helper_icbi(t0);
3999 tcg_temp_free(t0);
4000 }
4001
4002 /* Optional: */
4003 /* dcba */
4004 GEN_HANDLER(dcba, 0x1F, 0x16, 0x17, 0x03E00001, PPC_CACHE_DCBA)
4005 {
4006 /* interpreted as no-op */
4007 /* XXX: specification say this is treated as a store by the MMU
4008 * but does not generate any exception
4009 */
4010 }
4011
4012 /*** Segment register manipulation ***/
4013 /* Supervisor only: */
4014 /* mfsr */
4015 GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT)
4016 {
4017 #if defined(CONFIG_USER_ONLY)
4018 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4019 #else
4020 TCGv t0;
4021 if (unlikely(!ctx->mem_idx)) {
4022 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4023 return;
4024 }
4025 t0 = tcg_const_tl(SR(ctx->opcode));
4026 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0);
4027 tcg_temp_free(t0);
4028 #endif
4029 }
4030
4031 /* mfsrin */
4032 GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT)
4033 {
4034 #if defined(CONFIG_USER_ONLY)
4035 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4036 #else
4037 TCGv t0;
4038 if (unlikely(!ctx->mem_idx)) {
4039 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4040 return;
4041 }
4042 t0 = tcg_temp_new();
4043 tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
4044 tcg_gen_andi_tl(t0, t0, 0xF);
4045 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0);
4046 tcg_temp_free(t0);
4047 #endif
4048 }
4049
4050 /* mtsr */
4051 GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT)
4052 {
4053 #if defined(CONFIG_USER_ONLY)
4054 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4055 #else
4056 TCGv t0;
4057 if (unlikely(!ctx->mem_idx)) {
4058 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4059 return;
4060 }
4061 t0 = tcg_const_tl(SR(ctx->opcode));
4062 gen_helper_store_sr(t0, cpu_gpr[rS(ctx->opcode)]);
4063 tcg_temp_free(t0);
4064 #endif
4065 }
4066
4067 /* mtsrin */
4068 GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT)
4069 {
4070 #if defined(CONFIG_USER_ONLY)
4071 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4072 #else
4073 TCGv t0;
4074 if (unlikely(!ctx->mem_idx)) {
4075 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4076 return;
4077 }
4078 t0 = tcg_temp_new();
4079 tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
4080 tcg_gen_andi_tl(t0, t0, 0xF);
4081 gen_helper_store_sr(t0, cpu_gpr[rD(ctx->opcode)]);
4082 tcg_temp_free(t0);
4083 #endif
4084 }
4085
4086 #if defined(TARGET_PPC64)
4087 /* Specific implementation for PowerPC 64 "bridge" emulation using SLB */
4088 /* mfsr */
4089 GEN_HANDLER2(mfsr_64b, "mfsr", 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT_64B)
4090 {
4091 #if defined(CONFIG_USER_ONLY)
4092 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4093 #else
4094 TCGv t0;
4095 if (unlikely(!ctx->mem_idx)) {
4096 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4097 return;
4098 }
4099 t0 = tcg_const_tl(SR(ctx->opcode));
4100 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0);
4101 tcg_temp_free(t0);
4102 #endif
4103 }
4104
4105 /* mfsrin */
4106 GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001,
4107 PPC_SEGMENT_64B)
4108 {
4109 #if defined(CONFIG_USER_ONLY)
4110 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4111 #else
4112 TCGv t0;
4113 if (unlikely(!ctx->mem_idx)) {
4114 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4115 return;
4116 }
4117 t0 = tcg_temp_new();
4118 tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
4119 tcg_gen_andi_tl(t0, t0, 0xF);
4120 gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0);
4121 tcg_temp_free(t0);
4122 #endif
4123 }
4124
4125 /* mtsr */
4126 GEN_HANDLER2(mtsr_64b, "mtsr", 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT_64B)
4127 {
4128 #if defined(CONFIG_USER_ONLY)
4129 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4130 #else
4131 TCGv t0;
4132 if (unlikely(!ctx->mem_idx)) {
4133 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4134 return;
4135 }
4136 t0 = tcg_const_tl(SR(ctx->opcode));
4137 gen_helper_store_sr(t0, cpu_gpr[rS(ctx->opcode)]);
4138 tcg_temp_free(t0);
4139 #endif
4140 }
4141
4142 /* mtsrin */
4143 GEN_HANDLER2(mtsrin_64b, "mtsrin", 0x1F, 0x12, 0x07, 0x001F0001,
4144 PPC_SEGMENT_64B)
4145 {
4146 #if defined(CONFIG_USER_ONLY)
4147 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4148 #else
4149 TCGv t0;
4150 if (unlikely(!ctx->mem_idx)) {
4151 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4152 return;
4153 }
4154 t0 = tcg_temp_new();
4155 tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
4156 tcg_gen_andi_tl(t0, t0, 0xF);
4157 gen_helper_store_sr(t0, cpu_gpr[rS(ctx->opcode)]);
4158 tcg_temp_free(t0);
4159 #endif
4160 }
4161
4162 /* slbmte */
4163 GEN_HANDLER2(slbmte, "slbmte", 0x1F, 0x12, 0x0C, 0x00000000, PPC_SEGMENT_64B)
4164 {
4165 #if defined(CONFIG_USER_ONLY)
4166 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4167 #else
4168 if (unlikely(!ctx->mem_idx)) {
4169 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
4170 return;
4171 }
4172 gen_helper_store_slb(cpu_gpr[rB(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
4173 #endif
4174 }
4175
4176 #endif /* defined(TARGET_PPC64) */
4177
4178 /*** Lookaside buffer management ***/
4179 /* Optional & mem_idx only: */
4180 /* tlbia */
4181 GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA)
4182 {
4183 #if defined(CONFIG_USER_ONLY)
4184 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4185 #else
4186 if (unlikely(!ctx->mem_idx)) {
4187 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4188 return;
4189 }
4190 gen_helper_tlbia();
4191 #endif
4192 }
4193
4194 /* tlbiel */
4195 GEN_HANDLER(tlbiel, 0x1F, 0x12, 0x08, 0x03FF0001, PPC_MEM_TLBIE)
4196 {
4197 #if defined(CONFIG_USER_ONLY)
4198 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4199 #else
4200 if (unlikely(!ctx->mem_idx)) {
4201 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4202 return;
4203 }
4204 gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]);
4205 #endif
4206 }
4207
4208 /* tlbie */
4209 GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE)
4210 {
4211 #if defined(CONFIG_USER_ONLY)
4212 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4213 #else
4214 if (unlikely(!ctx->mem_idx)) {
4215 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4216 return;
4217 }
4218 #if defined(TARGET_PPC64)
4219 if (!ctx->sf_mode) {
4220 TCGv t0 = tcg_temp_new();
4221 tcg_gen_ext32u_tl(t0, cpu_gpr[rB(ctx->opcode)]);
4222 gen_helper_tlbie(t0);
4223 tcg_temp_free(t0);
4224 } else
4225 #endif
4226 gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]);
4227 #endif
4228 }
4229
4230 /* tlbsync */
4231 GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC)
4232 {
4233 #if defined(CONFIG_USER_ONLY)
4234 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4235 #else
4236 if (unlikely(!ctx->mem_idx)) {
4237 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4238 return;
4239 }
4240 /* This has no effect: it should ensure that all previous
4241 * tlbie have completed
4242 */
4243 gen_stop_exception(ctx);
4244 #endif
4245 }
4246
4247 #if defined(TARGET_PPC64)
4248 /* slbia */
4249 GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x03FFFC01, PPC_SLBI)
4250 {
4251 #if defined(CONFIG_USER_ONLY)
4252 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4253 #else
4254 if (unlikely(!ctx->mem_idx)) {
4255 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4256 return;
4257 }
4258 gen_helper_slbia();
4259 #endif
4260 }
4261
4262 /* slbie */
4263 GEN_HANDLER(slbie, 0x1F, 0x12, 0x0D, 0x03FF0001, PPC_SLBI)
4264 {
4265 #if defined(CONFIG_USER_ONLY)
4266 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4267 #else
4268 if (unlikely(!ctx->mem_idx)) {
4269 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4270 return;
4271 }
4272 gen_helper_slbie(cpu_gpr[rB(ctx->opcode)]);
4273 #endif
4274 }
4275 #endif
4276
4277 /*** External control ***/
4278 /* Optional: */
4279 /* eciwx */
4280 GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN)
4281 {
4282 TCGv t0;
4283 /* Should check EAR[E] ! */
4284 gen_set_access_type(ctx, ACCESS_EXT);
4285 t0 = tcg_temp_new();
4286 gen_addr_reg_index(ctx, t0);
4287 gen_check_align(ctx, t0, 0x03);
4288 gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], t0);
4289 tcg_temp_free(t0);
4290 }
4291
4292 /* ecowx */
4293 GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN)
4294 {
4295 TCGv t0;
4296 /* Should check EAR[E] ! */
4297 gen_set_access_type(ctx, ACCESS_EXT);
4298 t0 = tcg_temp_new();
4299 gen_addr_reg_index(ctx, t0);
4300 gen_check_align(ctx, t0, 0x03);
4301 gen_qemu_st32(ctx, cpu_gpr[rD(ctx->opcode)], t0);
4302 tcg_temp_free(t0);
4303 }
4304
4305 /* PowerPC 601 specific instructions */
4306 /* abs - abs. */
4307 GEN_HANDLER(abs, 0x1F, 0x08, 0x0B, 0x0000F800, PPC_POWER_BR)
4308 {
4309 int l1 = gen_new_label();
4310 int l2 = gen_new_label();
4311 tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rA(ctx->opcode)], 0, l1);
4312 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4313 tcg_gen_br(l2);
4314 gen_set_label(l1);
4315 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4316 gen_set_label(l2);
4317 if (unlikely(Rc(ctx->opcode) != 0))
4318 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4319 }
4320
4321 /* abso - abso. */
4322 GEN_HANDLER(abso, 0x1F, 0x08, 0x1B, 0x0000F800, PPC_POWER_BR)
4323 {
4324 int l1 = gen_new_label();
4325 int l2 = gen_new_label();
4326 int l3 = gen_new_label();
4327 /* Start with XER OV disabled, the most likely case */
4328 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
4329 tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rA(ctx->opcode)], 0, l2);
4330 tcg_gen_brcondi_tl(TCG_COND_NE, cpu_gpr[rA(ctx->opcode)], 0x80000000, l1);
4331 tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
4332 tcg_gen_br(l2);
4333 gen_set_label(l1);
4334 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4335 tcg_gen_br(l3);
4336 gen_set_label(l2);
4337 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4338 gen_set_label(l3);
4339 if (unlikely(Rc(ctx->opcode) != 0))
4340 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4341 }
4342
4343 /* clcs */
4344 GEN_HANDLER(clcs, 0x1F, 0x10, 0x13, 0x0000F800, PPC_POWER_BR)
4345 {
4346 TCGv_i32 t0 = tcg_const_i32(rA(ctx->opcode));
4347 gen_helper_clcs(cpu_gpr[rD(ctx->opcode)], t0);
4348 tcg_temp_free_i32(t0);
4349 /* Rc=1 sets CR0 to an undefined state */
4350 }
4351
4352 /* div - div. */
4353 GEN_HANDLER(div, 0x1F, 0x0B, 0x0A, 0x00000000, PPC_POWER_BR)
4354 {
4355 gen_helper_div(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
4356 if (unlikely(Rc(ctx->opcode) != 0))
4357 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4358 }
4359
4360 /* divo - divo. */
4361 GEN_HANDLER(divo, 0x1F, 0x0B, 0x1A, 0x00000000, PPC_POWER_BR)
4362 {
4363 gen_helper_divo(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
4364 if (unlikely(Rc(ctx->opcode) != 0))
4365 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4366 }
4367
4368 /* divs - divs. */
4369 GEN_HANDLER(divs, 0x1F, 0x0B, 0x0B, 0x00000000, PPC_POWER_BR)
4370 {
4371 gen_helper_divs(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
4372 if (unlikely(Rc(ctx->opcode) != 0))
4373 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4374 }
4375
4376 /* divso - divso. */
4377 GEN_HANDLER(divso, 0x1F, 0x0B, 0x1B, 0x00000000, PPC_POWER_BR)
4378 {
4379 gen_helper_divso(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
4380 if (unlikely(Rc(ctx->opcode) != 0))
4381 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4382 }
4383
4384 /* doz - doz. */
4385 GEN_HANDLER(doz, 0x1F, 0x08, 0x08, 0x00000000, PPC_POWER_BR)
4386 {
4387 int l1 = gen_new_label();
4388 int l2 = gen_new_label();
4389 tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1);
4390 tcg_gen_sub_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4391 tcg_gen_br(l2);
4392 gen_set_label(l1);
4393 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
4394 gen_set_label(l2);
4395 if (unlikely(Rc(ctx->opcode) != 0))
4396 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4397 }
4398
4399 /* dozo - dozo. */
4400 GEN_HANDLER(dozo, 0x1F, 0x08, 0x18, 0x00000000, PPC_POWER_BR)
4401 {
4402 int l1 = gen_new_label();
4403 int l2 = gen_new_label();
4404 TCGv t0 = tcg_temp_new();
4405 TCGv t1 = tcg_temp_new();
4406 TCGv t2 = tcg_temp_new();
4407 /* Start with XER OV disabled, the most likely case */
4408 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
4409 tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1);
4410 tcg_gen_sub_tl(t0, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4411 tcg_gen_xor_tl(t1, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4412 tcg_gen_xor_tl(t2, cpu_gpr[rA(ctx->opcode)], t0);
4413 tcg_gen_andc_tl(t1, t1, t2);
4414 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
4415 tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2);
4416 tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
4417 tcg_gen_br(l2);
4418 gen_set_label(l1);
4419 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
4420 gen_set_label(l2);
4421 tcg_temp_free(t0);
4422 tcg_temp_free(t1);
4423 tcg_temp_free(t2);
4424 if (unlikely(Rc(ctx->opcode) != 0))
4425 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4426 }
4427
4428 /* dozi */
4429 GEN_HANDLER(dozi, 0x09, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR)
4430 {
4431 target_long simm = SIMM(ctx->opcode);
4432 int l1 = gen_new_label();
4433 int l2 = gen_new_label();
4434 tcg_gen_brcondi_tl(TCG_COND_LT, cpu_gpr[rA(ctx->opcode)], simm, l1);
4435 tcg_gen_subfi_tl(cpu_gpr[rD(ctx->opcode)], simm, cpu_gpr[rA(ctx->opcode)]);
4436 tcg_gen_br(l2);
4437 gen_set_label(l1);
4438 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
4439 gen_set_label(l2);
4440 if (unlikely(Rc(ctx->opcode) != 0))
4441 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4442 }
4443
4444 /* lscbx - lscbx. */
4445 GEN_HANDLER(lscbx, 0x1F, 0x15, 0x08, 0x00000000, PPC_POWER_BR)
4446 {
4447 TCGv t0 = tcg_temp_new();
4448 TCGv_i32 t1 = tcg_const_i32(rD(ctx->opcode));
4449 TCGv_i32 t2 = tcg_const_i32(rA(ctx->opcode));
4450 TCGv_i32 t3 = tcg_const_i32(rB(ctx->opcode));
4451
4452 gen_addr_reg_index(ctx, t0);
4453 /* NIP cannot be restored if the memory exception comes from an helper */
4454 gen_update_nip(ctx, ctx->nip - 4);
4455 gen_helper_lscbx(t0, t0, t1, t2, t3);
4456 tcg_temp_free_i32(t1);
4457 tcg_temp_free_i32(t2);
4458 tcg_temp_free_i32(t3);
4459 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~0x7F);
4460 tcg_gen_or_tl(cpu_xer, cpu_xer, t0);
4461 if (unlikely(Rc(ctx->opcode) != 0))
4462 gen_set_Rc0(ctx, t0);
4463 tcg_temp_free(t0);
4464 }
4465
4466 /* maskg - maskg. */
4467 GEN_HANDLER(maskg, 0x1F, 0x1D, 0x00, 0x00000000, PPC_POWER_BR)
4468 {
4469 int l1 = gen_new_label();
4470 TCGv t0 = tcg_temp_new();
4471 TCGv t1 = tcg_temp_new();
4472 TCGv t2 = tcg_temp_new();
4473 TCGv t3 = tcg_temp_new();
4474 tcg_gen_movi_tl(t3, 0xFFFFFFFF);
4475 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
4476 tcg_gen_andi_tl(t1, cpu_gpr[rS(ctx->opcode)], 0x1F);
4477 tcg_gen_addi_tl(t2, t0, 1);
4478 tcg_gen_shr_tl(t2, t3, t2);
4479 tcg_gen_shr_tl(t3, t3, t1);
4480 tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], t2, t3);
4481 tcg_gen_brcond_tl(TCG_COND_GE, t0, t1, l1);
4482 tcg_gen_neg_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4483 gen_set_label(l1);
4484 tcg_temp_free(t0);
4485 tcg_temp_free(t1);
4486 tcg_temp_free(t2);
4487 tcg_temp_free(t3);
4488 if (unlikely(Rc(ctx->opcode) != 0))
4489 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4490 }
4491
4492 /* maskir - maskir. */
4493 GEN_HANDLER(maskir, 0x1F, 0x1D, 0x10, 0x00000000, PPC_POWER_BR)
4494 {
4495 TCGv t0 = tcg_temp_new();
4496 TCGv t1 = tcg_temp_new();
4497 tcg_gen_and_tl(t0, cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
4498 tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
4499 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
4500 tcg_temp_free(t0);
4501 tcg_temp_free(t1);
4502 if (unlikely(Rc(ctx->opcode) != 0))
4503 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4504 }
4505
4506 /* mul - mul. */
4507 GEN_HANDLER(mul, 0x1F, 0x0B, 0x03, 0x00000000, PPC_POWER_BR)
4508 {
4509 TCGv_i64 t0 = tcg_temp_new_i64();
4510 TCGv_i64 t1 = tcg_temp_new_i64();
4511 TCGv t2 = tcg_temp_new();
4512 tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
4513 tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
4514 tcg_gen_mul_i64(t0, t0, t1);
4515 tcg_gen_trunc_i64_tl(t2, t0);
4516 gen_store_spr(SPR_MQ, t2);
4517 tcg_gen_shri_i64(t1, t0, 32);
4518 tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1);
4519 tcg_temp_free_i64(t0);
4520 tcg_temp_free_i64(t1);
4521 tcg_temp_free(t2);
4522 if (unlikely(Rc(ctx->opcode) != 0))
4523 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4524 }
4525
4526 /* mulo - mulo. */
4527 GEN_HANDLER(mulo, 0x1F, 0x0B, 0x13, 0x00000000, PPC_POWER_BR)
4528 {
4529 int l1 = gen_new_label();
4530 TCGv_i64 t0 = tcg_temp_new_i64();
4531 TCGv_i64 t1 = tcg_temp_new_i64();
4532 TCGv t2 = tcg_temp_new();
4533 /* Start with XER OV disabled, the most likely case */
4534 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
4535 tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
4536 tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
4537 tcg_gen_mul_i64(t0, t0, t1);
4538 tcg_gen_trunc_i64_tl(t2, t0);
4539 gen_store_spr(SPR_MQ, t2);
4540 tcg_gen_shri_i64(t1, t0, 32);
4541 tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1);
4542 tcg_gen_ext32s_i64(t1, t0);
4543 tcg_gen_brcond_i64(TCG_COND_EQ, t0, t1, l1);
4544 tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
4545 gen_set_label(l1);
4546 tcg_temp_free_i64(t0);
4547 tcg_temp_free_i64(t1);
4548 tcg_temp_free(t2);
4549 if (unlikely(Rc(ctx->opcode) != 0))
4550 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4551 }
4552
4553 /* nabs - nabs. */
4554 GEN_HANDLER(nabs, 0x1F, 0x08, 0x0F, 0x00000000, PPC_POWER_BR)
4555 {
4556 int l1 = gen_new_label();
4557 int l2 = gen_new_label();
4558 tcg_gen_brcondi_tl(TCG_COND_GT, cpu_gpr[rA(ctx->opcode)], 0, l1);
4559 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4560 tcg_gen_br(l2);
4561 gen_set_label(l1);
4562 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4563 gen_set_label(l2);
4564 if (unlikely(Rc(ctx->opcode) != 0))
4565 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4566 }
4567
4568 /* nabso - nabso. */
4569 GEN_HANDLER(nabso, 0x1F, 0x08, 0x1F, 0x00000000, PPC_POWER_BR)
4570 {
4571 int l1 = gen_new_label();
4572 int l2 = gen_new_label();
4573 tcg_gen_brcondi_tl(TCG_COND_GT, cpu_gpr[rA(ctx->opcode)], 0, l1);
4574 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4575 tcg_gen_br(l2);
4576 gen_set_label(l1);
4577 tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4578 gen_set_label(l2);
4579 /* nabs never overflows */
4580 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
4581 if (unlikely(Rc(ctx->opcode) != 0))
4582 gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
4583 }
4584
4585 /* rlmi - rlmi. */
4586 GEN_HANDLER(rlmi, 0x16, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR)
4587 {
4588 uint32_t mb = MB(ctx->opcode);
4589 uint32_t me = ME(ctx->opcode);
4590 TCGv t0 = tcg_temp_new();
4591 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
4592 tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
4593 tcg_gen_andi_tl(t0, t0, MASK(mb, me));
4594 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~MASK(mb, me));
4595 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], t0);
4596 tcg_temp_free(t0);
4597 if (unlikely(Rc(ctx->opcode) != 0))
4598 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4599 }
4600
4601 /* rrib - rrib. */
4602 GEN_HANDLER(rrib, 0x1F, 0x19, 0x10, 0x00000000, PPC_POWER_BR)
4603 {
4604 TCGv t0 = tcg_temp_new();
4605 TCGv t1 = tcg_temp_new();
4606 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
4607 tcg_gen_movi_tl(t1, 0x80000000);
4608 tcg_gen_shr_tl(t1, t1, t0);
4609 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
4610 tcg_gen_and_tl(t0, t0, t1);
4611 tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], t1);
4612 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
4613 tcg_temp_free(t0);
4614 tcg_temp_free(t1);
4615 if (unlikely(Rc(ctx->opcode) != 0))
4616 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4617 }
4618
4619 /* sle - sle. */
4620 GEN_HANDLER(sle, 0x1F, 0x19, 0x04, 0x00000000, PPC_POWER_BR)
4621 {
4622 TCGv t0 = tcg_temp_new();
4623 TCGv t1 = tcg_temp_new();
4624 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
4625 tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
4626 tcg_gen_subfi_tl(t1, 32, t1);
4627 tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1);
4628 tcg_gen_or_tl(t1, t0, t1);
4629 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
4630 gen_store_spr(SPR_MQ, t1);
4631 tcg_temp_free(t0);
4632 tcg_temp_free(t1);
4633 if (unlikely(Rc(ctx->opcode) != 0))
4634 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4635 }
4636
4637 /* sleq - sleq. */
4638 GEN_HANDLER(sleq, 0x1F, 0x19, 0x06, 0x00000000, PPC_POWER_BR)
4639 {
4640 TCGv t0 = tcg_temp_new();
4641 TCGv t1 = tcg_temp_new();
4642 TCGv t2 = tcg_temp_new();
4643 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
4644 tcg_gen_movi_tl(t2, 0xFFFFFFFF);
4645 tcg_gen_shl_tl(t2, t2, t0);
4646 tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
4647 gen_load_spr(t1, SPR_MQ);
4648 gen_store_spr(SPR_MQ, t0);
4649 tcg_gen_and_tl(t0, t0, t2);
4650 tcg_gen_andc_tl(t1, t1, t2);
4651 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
4652 tcg_temp_free(t0);
4653 tcg_temp_free(t1);
4654 tcg_temp_free(t2);
4655 if (unlikely(Rc(ctx->opcode) != 0))
4656 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4657 }
4658
4659 /* sliq - sliq. */
4660 GEN_HANDLER(sliq, 0x1F, 0x18, 0x05, 0x00000000, PPC_POWER_BR)
4661 {
4662 int sh = SH(ctx->opcode);
4663 TCGv t0 = tcg_temp_new();
4664 TCGv t1 = tcg_temp_new();
4665 tcg_gen_shli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
4666 tcg_gen_shri_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh);
4667 tcg_gen_or_tl(t1, t0, t1);
4668 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
4669 gen_store_spr(SPR_MQ, t1);
4670 tcg_temp_free(t0);
4671 tcg_temp_free(t1);
4672 if (unlikely(Rc(ctx->opcode) != 0))
4673 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4674 }
4675
4676 /* slliq - slliq. */
4677 GEN_HANDLER(slliq, 0x1F, 0x18, 0x07, 0x00000000, PPC_POWER_BR)
4678 {
4679 int sh = SH(ctx->opcode);
4680 TCGv t0 = tcg_temp_new();
4681 TCGv t1 = tcg_temp_new();
4682 tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
4683 gen_load_spr(t1, SPR_MQ);
4684 gen_store_spr(SPR_MQ, t0);
4685 tcg_gen_andi_tl(t0, t0, (0xFFFFFFFFU << sh));
4686 tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU << sh));
4687 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
4688 tcg_temp_free(t0);
4689 tcg_temp_free(t1);
4690 if (unlikely(Rc(ctx->opcode) != 0))
4691 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4692 }
4693
4694 /* sllq - sllq. */
4695 GEN_HANDLER(sllq, 0x1F, 0x18, 0x06, 0x00000000, PPC_POWER_BR)
4696 {
4697 int l1 = gen_new_label();
4698 int l2 = gen_new_label();
4699 TCGv t0 = tcg_temp_local_new();
4700 TCGv t1 = tcg_temp_local_new();
4701 TCGv t2 = tcg_temp_local_new();
4702 tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F);
4703 tcg_gen_movi_tl(t1, 0xFFFFFFFF);
4704 tcg_gen_shl_tl(t1, t1, t2);
4705 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20);
4706 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
4707 gen_load_spr(t0, SPR_MQ);
4708 tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
4709 tcg_gen_br(l2);
4710 gen_set_label(l1);
4711 tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t2);
4712 gen_load_spr(t2, SPR_MQ);
4713 tcg_gen_andc_tl(t1, t2, t1);
4714 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
4715 gen_set_label(l2);
4716 tcg_temp_free(t0);
4717 tcg_temp_free(t1);
4718 tcg_temp_free(t2);
4719 if (unlikely(Rc(ctx->opcode) != 0))
4720 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4721 }
4722
4723 /* slq - slq. */
4724 GEN_HANDLER(slq, 0x1F, 0x18, 0x04, 0x00000000, PPC_POWER_BR)
4725 {
4726 int l1 = gen_new_label();
4727 TCGv t0 = tcg_temp_new();
4728 TCGv t1 = tcg_temp_new();
4729 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
4730 tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
4731 tcg_gen_subfi_tl(t1, 32, t1);
4732 tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1);
4733 tcg_gen_or_tl(t1, t0, t1);
4734 gen_store_spr(SPR_MQ, t1);
4735 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20);
4736 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
4737 tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
4738 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
4739 gen_set_label(l1);
4740 tcg_temp_free(t0);
4741 tcg_temp_free(t1);
4742 if (unlikely(Rc(ctx->opcode) != 0))
4743 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4744 }
4745
4746 /* sraiq - sraiq. */
4747 GEN_HANDLER(sraiq, 0x1F, 0x18, 0x1D, 0x00000000, PPC_POWER_BR)
4748 {
4749 int sh = SH(ctx->opcode);
4750 int l1 = gen_new_label();
4751 TCGv t0 = tcg_temp_new();
4752 TCGv t1 = tcg_temp_new();
4753 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
4754 tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh);
4755 tcg_gen_or_tl(t0, t0, t1);
4756 gen_store_spr(SPR_MQ, t0);
4757 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
4758 tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
4759 tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rS(ctx->opcode)], 0, l1);
4760 tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_CA));
4761 gen_set_label(l1);
4762 tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh);
4763 tcg_temp_free(t0);
4764 tcg_temp_free(t1);
4765 if (unlikely(Rc(ctx->opcode) != 0))
4766 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4767 }
4768
4769 /* sraq - sraq. */
4770 GEN_HANDLER(sraq, 0x1F, 0x18, 0x1C, 0x00000000, PPC_POWER_BR)
4771 {
4772 int l1 = gen_new_label();
4773 int l2 = gen_new_label();
4774 TCGv t0 = tcg_temp_new();
4775 TCGv t1 = tcg_temp_local_new();
4776 TCGv t2 = tcg_temp_local_new();
4777 tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F);
4778 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2);
4779 tcg_gen_sar_tl(t1, cpu_gpr[rS(ctx->opcode)], t2);
4780 tcg_gen_subfi_tl(t2, 32, t2);
4781 tcg_gen_shl_tl(t2, cpu_gpr[rS(ctx->opcode)], t2);
4782 tcg_gen_or_tl(t0, t0, t2);
4783 gen_store_spr(SPR_MQ, t0);
4784 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20);
4785 tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l1);
4786 tcg_gen_mov_tl(t2, cpu_gpr[rS(ctx->opcode)]);
4787 tcg_gen_sari_tl(t1, cpu_gpr[rS(ctx->opcode)], 31);
4788 gen_set_label(l1);
4789 tcg_temp_free(t0);
4790 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t1);
4791 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
4792 tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2);
4793 tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l2);
4794 tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_CA));
4795 gen_set_label(l2);
4796 tcg_temp_free(t1);
4797 tcg_temp_free(t2);
4798 if (unlikely(Rc(ctx->opcode) != 0))
4799 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4800 }
4801
4802 /* sre - sre. */
4803 GEN_HANDLER(sre, 0x1F, 0x19, 0x14, 0x00000000, PPC_POWER_BR)
4804 {
4805 TCGv t0 = tcg_temp_new();
4806 TCGv t1 = tcg_temp_new();
4807 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
4808 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
4809 tcg_gen_subfi_tl(t1, 32, t1);
4810 tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1);
4811 tcg_gen_or_tl(t1, t0, t1);
4812 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
4813 gen_store_spr(SPR_MQ, t1);
4814 tcg_temp_free(t0);
4815 tcg_temp_free(t1);
4816 if (unlikely(Rc(ctx->opcode) != 0))
4817 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4818 }
4819
4820 /* srea - srea. */
4821 GEN_HANDLER(srea, 0x1F, 0x19, 0x1C, 0x00000000, PPC_POWER_BR)
4822 {
4823 TCGv t0 = tcg_temp_new();
4824 TCGv t1 = tcg_temp_new();
4825 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
4826 tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
4827 gen_store_spr(SPR_MQ, t0);
4828 tcg_gen_sar_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t1);
4829 tcg_temp_free(t0);
4830 tcg_temp_free(t1);
4831 if (unlikely(Rc(ctx->opcode) != 0))
4832 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4833 }
4834
4835 /* sreq */
4836 GEN_HANDLER(sreq, 0x1F, 0x19, 0x16, 0x00000000, PPC_POWER_BR)
4837 {
4838 TCGv t0 = tcg_temp_new();
4839 TCGv t1 = tcg_temp_new();
4840 TCGv t2 = tcg_temp_new();
4841 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
4842 tcg_gen_movi_tl(t1, 0xFFFFFFFF);
4843 tcg_gen_shr_tl(t1, t1, t0);
4844 tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
4845 gen_load_spr(t2, SPR_MQ);
4846 gen_store_spr(SPR_MQ, t0);
4847 tcg_gen_and_tl(t0, t0, t1);
4848 tcg_gen_andc_tl(t2, t2, t1);
4849 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t2);
4850 tcg_temp_free(t0);
4851 tcg_temp_free(t1);
4852 tcg_temp_free(t2);
4853 if (unlikely(Rc(ctx->opcode) != 0))
4854 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4855 }
4856
4857 /* sriq */
4858 GEN_HANDLER(sriq, 0x1F, 0x18, 0x15, 0x00000000, PPC_POWER_BR)
4859 {
4860 int sh = SH(ctx->opcode);
4861 TCGv t0 = tcg_temp_new();
4862 TCGv t1 = tcg_temp_new();
4863 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
4864 tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh);
4865 tcg_gen_or_tl(t1, t0, t1);
4866 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
4867 gen_store_spr(SPR_MQ, t1);
4868 tcg_temp_free(t0);
4869 tcg_temp_free(t1);
4870 if (unlikely(Rc(ctx->opcode) != 0))
4871 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4872 }
4873
4874 /* srliq */
4875 GEN_HANDLER(srliq, 0x1F, 0x18, 0x17, 0x00000000, PPC_POWER_BR)
4876 {
4877 int sh = SH(ctx->opcode);
4878 TCGv t0 = tcg_temp_new();
4879 TCGv t1 = tcg_temp_new();
4880 tcg_gen_rotri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
4881 gen_load_spr(t1, SPR_MQ);
4882 gen_store_spr(SPR_MQ, t0);
4883 tcg_gen_andi_tl(t0, t0, (0xFFFFFFFFU >> sh));
4884 tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU >> sh));
4885 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
4886 tcg_temp_free(t0);
4887 tcg_temp_free(t1);
4888 if (unlikely(Rc(ctx->opcode) != 0))
4889 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4890 }
4891
4892 /* srlq */
4893 GEN_HANDLER(srlq, 0x1F, 0x18, 0x16, 0x00000000, PPC_POWER_BR)
4894 {
4895 int l1 = gen_new_label();
4896 int l2 = gen_new_label();
4897 TCGv t0 = tcg_temp_local_new();
4898 TCGv t1 = tcg_temp_local_new();
4899 TCGv t2 = tcg_temp_local_new();
4900 tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F);
4901 tcg_gen_movi_tl(t1, 0xFFFFFFFF);
4902 tcg_gen_shr_tl(t2, t1, t2);
4903 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20);
4904 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
4905 gen_load_spr(t0, SPR_MQ);
4906 tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t2);
4907 tcg_gen_br(l2);
4908 gen_set_label(l1);
4909 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2);
4910 tcg_gen_and_tl(t0, t0, t2);
4911 gen_load_spr(t1, SPR_MQ);
4912 tcg_gen_andc_tl(t1, t1, t2);
4913 tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
4914 gen_set_label(l2);
4915 tcg_temp_free(t0);
4916 tcg_temp_free(t1);
4917 tcg_temp_free(t2);
4918 if (unlikely(Rc(ctx->opcode) != 0))
4919 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4920 }
4921
4922 /* srq */
4923 GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR)
4924 {
4925 int l1 = gen_new_label();
4926 TCGv t0 = tcg_temp_new();
4927 TCGv t1 = tcg_temp_new();
4928 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
4929 tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
4930 tcg_gen_subfi_tl(t1, 32, t1);
4931 tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1);
4932 tcg_gen_or_tl(t1, t0, t1);
4933 gen_store_spr(SPR_MQ, t1);
4934 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20);
4935 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
4936 tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
4937 tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
4938 gen_set_label(l1);
4939 tcg_temp_free(t0);
4940 tcg_temp_free(t1);
4941 if (unlikely(Rc(ctx->opcode) != 0))
4942 gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
4943 }
4944
4945 /* PowerPC 602 specific instructions */
4946 /* dsa */
4947 GEN_HANDLER(dsa, 0x1F, 0x14, 0x13, 0x03FFF801, PPC_602_SPEC)
4948 {
4949 /* XXX: TODO */
4950 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
4951 }
4952
4953 /* esa */
4954 GEN_HANDLER(esa, 0x1F, 0x14, 0x12, 0x03FFF801, PPC_602_SPEC)
4955 {
4956 /* XXX: TODO */
4957 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
4958 }
4959
4960 /* mfrom */
4961 GEN_HANDLER(mfrom, 0x1F, 0x09, 0x08, 0x03E0F801, PPC_602_SPEC)
4962 {
4963 #if defined(CONFIG_USER_ONLY)
4964 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4965 #else
4966 if (unlikely(!ctx->mem_idx)) {
4967 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4968 return;
4969 }
4970 gen_helper_602_mfrom(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
4971 #endif
4972 }
4973
4974 /* 602 - 603 - G2 TLB management */
4975 /* tlbld */
4976 GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB)
4977 {
4978 #if defined(CONFIG_USER_ONLY)
4979 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4980 #else
4981 if (unlikely(!ctx->mem_idx)) {
4982 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4983 return;
4984 }
4985 gen_helper_6xx_tlbd(cpu_gpr[rB(ctx->opcode)]);
4986 #endif
4987 }
4988
4989 /* tlbli */
4990 GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB)
4991 {
4992 #if defined(CONFIG_USER_ONLY)
4993 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4994 #else
4995 if (unlikely(!ctx->mem_idx)) {
4996 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
4997 return;
4998 }
4999 gen_helper_6xx_tlbi(cpu_gpr[rB(ctx->opcode)]);
5000 #endif
5001 }
5002
5003 /* 74xx TLB management */
5004 /* tlbld */
5005 GEN_HANDLER2(tlbld_74xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_74xx_TLB)
5006 {
5007 #if defined(CONFIG_USER_ONLY)
5008 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5009 #else
5010 if (unlikely(!ctx->mem_idx)) {
5011 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5012 return;
5013 }
5014 gen_helper_74xx_tlbd(cpu_gpr[rB(ctx->opcode)]);
5015 #endif
5016 }
5017
5018 /* tlbli */
5019 GEN_HANDLER2(tlbli_74xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_74xx_TLB)
5020 {
5021 #if defined(CONFIG_USER_ONLY)
5022 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5023 #else
5024 if (unlikely(!ctx->mem_idx)) {
5025 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5026 return;
5027 }
5028 gen_helper_74xx_tlbi(cpu_gpr[rB(ctx->opcode)]);
5029 #endif
5030 }
5031
5032 /* POWER instructions not in PowerPC 601 */
5033 /* clf */
5034 GEN_HANDLER(clf, 0x1F, 0x16, 0x03, 0x03E00000, PPC_POWER)
5035 {
5036 /* Cache line flush: implemented as no-op */
5037 }
5038
5039 /* cli */
5040 GEN_HANDLER(cli, 0x1F, 0x16, 0x0F, 0x03E00000, PPC_POWER)
5041 {
5042 /* Cache line invalidate: privileged and treated as no-op */
5043 #if defined(CONFIG_USER_ONLY)
5044 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5045 #else
5046 if (unlikely(!ctx->mem_idx)) {
5047 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5048 return;
5049 }
5050 #endif
5051 }
5052
5053 /* dclst */
5054 GEN_HANDLER(dclst, 0x1F, 0x16, 0x13, 0x03E00000, PPC_POWER)
5055 {
5056 /* Data cache line store: treated as no-op */
5057 }
5058
5059 GEN_HANDLER(mfsri, 0x1F, 0x13, 0x13, 0x00000001, PPC_POWER)
5060 {
5061 #if defined(CONFIG_USER_ONLY)
5062 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5063 #else
5064 int ra = rA(ctx->opcode);
5065 int rd = rD(ctx->opcode);
5066 TCGv t0;
5067 if (unlikely(!ctx->mem_idx)) {
5068 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5069 return;
5070 }
5071 t0 = tcg_temp_new();
5072 gen_addr_reg_index(ctx, t0);
5073 tcg_gen_shri_tl(t0, t0, 28);
5074 tcg_gen_andi_tl(t0, t0, 0xF);
5075 gen_helper_load_sr(cpu_gpr[rd], t0);
5076 tcg_temp_free(t0);
5077 if (ra != 0 && ra != rd)
5078 tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rd]);
5079 #endif
5080 }
5081
5082 GEN_HANDLER(rac, 0x1F, 0x12, 0x19, 0x00000001, PPC_POWER)
5083 {
5084 #if defined(CONFIG_USER_ONLY)
5085 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5086 #else
5087 TCGv t0;
5088 if (unlikely(!ctx->mem_idx)) {
5089 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5090 return;
5091 }
5092 t0 = tcg_temp_new();
5093 gen_addr_reg_index(ctx, t0);
5094 gen_helper_rac(cpu_gpr[rD(ctx->opcode)], t0);
5095 tcg_temp_free(t0);
5096 #endif
5097 }
5098
5099 GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER)
5100 {
5101 #if defined(CONFIG_USER_ONLY)
5102 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5103 #else
5104 if (unlikely(!ctx->mem_idx)) {
5105 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5106 return;
5107 }
5108 gen_helper_rfsvc();
5109 gen_sync_exception(ctx);
5110 #endif
5111 }
5112
5113 /* svc is not implemented for now */
5114
5115 /* POWER2 specific instructions */
5116 /* Quad manipulation (load/store two floats at a time) */
5117
5118 /* lfq */
5119 GEN_HANDLER(lfq, 0x38, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
5120 {
5121 int rd = rD(ctx->opcode);
5122 TCGv t0;
5123 gen_set_access_type(ctx, ACCESS_FLOAT);
5124 t0 = tcg_temp_new();
5125 gen_addr_imm_index(ctx, t0, 0);
5126 gen_qemu_ld64(ctx, cpu_fpr[rd], t0);
5127 gen_addr_add(ctx, t0, t0, 8);
5128 gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t0);
5129 tcg_temp_free(t0);
5130 }
5131
5132 /* lfqu */
5133 GEN_HANDLER(lfqu, 0x39, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
5134 {
5135 int ra = rA(ctx->opcode);
5136 int rd = rD(ctx->opcode);
5137 TCGv t0, t1;
5138 gen_set_access_type(ctx, ACCESS_FLOAT);
5139 t0 = tcg_temp_new();
5140 t1 = tcg_temp_new();
5141 gen_addr_imm_index(ctx, t0, 0);
5142 gen_qemu_ld64(ctx, cpu_fpr[rd], t0);
5143 gen_addr_add(ctx, t1, t0, 8);
5144 gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t1);
5145 if (ra != 0)
5146 tcg_gen_mov_tl(cpu_gpr[ra], t0);
5147 tcg_temp_free(t0);
5148 tcg_temp_free(t1);
5149 }
5150
5151 /* lfqux */
5152 GEN_HANDLER(lfqux, 0x1F, 0x17, 0x19, 0x00000001, PPC_POWER2)
5153 {
5154 int ra = rA(ctx->opcode);
5155 int rd = rD(ctx->opcode);
5156 gen_set_access_type(ctx, ACCESS_FLOAT);
5157 TCGv t0, t1;
5158 t0 = tcg_temp_new();
5159 gen_addr_reg_index(ctx, t0);
5160 gen_qemu_ld64(ctx, cpu_fpr[rd], t0);
5161 t1 = tcg_temp_new();
5162 gen_addr_add(ctx, t1, t0, 8);
5163 gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t1);
5164 tcg_temp_free(t1);
5165 if (ra != 0)
5166 tcg_gen_mov_tl(cpu_gpr[ra], t0);
5167 tcg_temp_free(t0);
5168 }
5169
5170 /* lfqx */
5171 GEN_HANDLER(lfqx, 0x1F, 0x17, 0x18, 0x00000001, PPC_POWER2)
5172 {
5173 int rd = rD(ctx->opcode);
5174 TCGv t0;
5175 gen_set_access_type(ctx, ACCESS_FLOAT);
5176 t0 = tcg_temp_new();
5177 gen_addr_reg_index(ctx, t0);
5178 gen_qemu_ld64(ctx, cpu_fpr[rd], t0);
5179 gen_addr_add(ctx, t0, t0, 8);
5180 gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t0);
5181 tcg_temp_free(t0);
5182 }
5183
5184 /* stfq */
5185 GEN_HANDLER(stfq, 0x3C, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
5186 {
5187 int rd = rD(ctx->opcode);
5188 TCGv t0;
5189 gen_set_access_type(ctx, ACCESS_FLOAT);
5190 t0 = tcg_temp_new();
5191 gen_addr_imm_index(ctx, t0, 0);
5192 gen_qemu_st64(ctx, cpu_fpr[rd], t0);
5193 gen_addr_add(ctx, t0, t0, 8);
5194 gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t0);
5195 tcg_temp_free(t0);
5196 }
5197
5198 /* stfqu */
5199 GEN_HANDLER(stfqu, 0x3D, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
5200 {
5201 int ra = rA(ctx->opcode);
5202 int rd = rD(ctx->opcode);
5203 TCGv t0, t1;
5204 gen_set_access_type(ctx, ACCESS_FLOAT);
5205 t0 = tcg_temp_new();
5206 gen_addr_imm_index(ctx, t0, 0);
5207 gen_qemu_st64(ctx, cpu_fpr[rd], t0);
5208 t1 = tcg_temp_new();
5209 gen_addr_add(ctx, t1, t0, 8);
5210 gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t1);
5211 tcg_temp_free(t1);
5212 if (ra != 0)
5213 tcg_gen_mov_tl(cpu_gpr[ra], t0);
5214 tcg_temp_free(t0);
5215 }
5216
5217 /* stfqux */
5218 GEN_HANDLER(stfqux, 0x1F, 0x17, 0x1D, 0x00000001, PPC_POWER2)
5219 {
5220 int ra = rA(ctx->opcode);
5221 int rd = rD(ctx->opcode);
5222 TCGv t0, t1;
5223 gen_set_access_type(ctx, ACCESS_FLOAT);
5224 t0 = tcg_temp_new();
5225 gen_addr_reg_index(ctx, t0);
5226 gen_qemu_st64(ctx, cpu_fpr[rd], t0);
5227 t1 = tcg_temp_new();
5228 gen_addr_add(ctx, t1, t0, 8);
5229 gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t1);
5230 tcg_temp_free(t1);
5231 if (ra != 0)
5232 tcg_gen_mov_tl(cpu_gpr[ra], t0);
5233 tcg_temp_free(t0);
5234 }
5235
5236 /* stfqx */
5237 GEN_HANDLER(stfqx, 0x1F, 0x17, 0x1C, 0x00000001, PPC_POWER2)
5238 {
5239 int rd = rD(ctx->opcode);
5240 TCGv t0;
5241 gen_set_access_type(ctx, ACCESS_FLOAT);
5242 t0 = tcg_temp_new();
5243 gen_addr_reg_index(ctx, t0);
5244 gen_qemu_st64(ctx, cpu_fpr[rd], t0);
5245 gen_addr_add(ctx, t0, t0, 8);
5246 gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t0);
5247 tcg_temp_free(t0);
5248 }
5249
5250 /* BookE specific instructions */
5251 /* XXX: not implemented on 440 ? */
5252 GEN_HANDLER(mfapidi, 0x1F, 0x13, 0x08, 0x0000F801, PPC_MFAPIDI)
5253 {
5254 /* XXX: TODO */
5255 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5256 }
5257
5258 /* XXX: not implemented on 440 ? */
5259 GEN_HANDLER(tlbiva, 0x1F, 0x12, 0x18, 0x03FFF801, PPC_TLBIVA)
5260 {
5261 #if defined(CONFIG_USER_ONLY)
5262 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5263 #else
5264 TCGv t0;
5265 if (unlikely(!ctx->mem_idx)) {
5266 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5267 return;
5268 }
5269 t0 = tcg_temp_new();
5270 gen_addr_reg_index(ctx, t0);
5271 gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]);
5272 tcg_temp_free(t0);
5273 #endif
5274 }
5275
5276 /* All 405 MAC instructions are translated here */
5277 static always_inline void gen_405_mulladd_insn (DisasContext *ctx,
5278 int opc2, int opc3,
5279 int ra, int rb, int rt, int Rc)
5280 {
5281 TCGv t0, t1;
5282
5283 t0 = tcg_temp_local_new();
5284 t1 = tcg_temp_local_new();
5285
5286 switch (opc3 & 0x0D) {
5287 case 0x05:
5288 /* macchw - macchw. - macchwo - macchwo. */
5289 /* macchws - macchws. - macchwso - macchwso. */
5290 /* nmacchw - nmacchw. - nmacchwo - nmacchwo. */
5291 /* nmacchws - nmacchws. - nmacchwso - nmacchwso. */
5292 /* mulchw - mulchw. */
5293 tcg_gen_ext16s_tl(t0, cpu_gpr[ra]);
5294 tcg_gen_sari_tl(t1, cpu_gpr[rb], 16);
5295 tcg_gen_ext16s_tl(t1, t1);
5296 break;
5297 case 0x04:
5298 /* macchwu - macchwu. - macchwuo - macchwuo. */
5299 /* macchwsu - macchwsu. - macchwsuo - macchwsuo. */
5300 /* mulchwu - mulchwu. */
5301 tcg_gen_ext16u_tl(t0, cpu_gpr[ra]);
5302 tcg_gen_shri_tl(t1, cpu_gpr[rb], 16);
5303 tcg_gen_ext16u_tl(t1, t1);
5304 break;
5305 case 0x01:
5306 /* machhw - machhw. - machhwo - machhwo. */
5307 /* machhws - machhws. - machhwso - machhwso. */
5308 /* nmachhw - nmachhw. - nmachhwo - nmachhwo. */
5309 /* nmachhws - nmachhws. - nmachhwso - nmachhwso. */
5310 /* mulhhw - mulhhw. */
5311 tcg_gen_sari_tl(t0, cpu_gpr[ra], 16);
5312 tcg_gen_ext16s_tl(t0, t0);
5313 tcg_gen_sari_tl(t1, cpu_gpr[rb], 16);
5314 tcg_gen_ext16s_tl(t1, t1);
5315 break;
5316 case 0x00:
5317 /* machhwu - machhwu. - machhwuo - machhwuo. */
5318 /* machhwsu - machhwsu. - machhwsuo - machhwsuo. */
5319 /* mulhhwu - mulhhwu. */
5320 tcg_gen_shri_tl(t0, cpu_gpr[ra], 16);
5321 tcg_gen_ext16u_tl(t0, t0);
5322 tcg_gen_shri_tl(t1, cpu_gpr[rb], 16);
5323 tcg_gen_ext16u_tl(t1, t1);
5324 break;
5325 case 0x0D:
5326 /* maclhw - maclhw. - maclhwo - maclhwo. */
5327 /* maclhws - maclhws. - maclhwso - maclhwso. */
5328 /* nmaclhw - nmaclhw. - nmaclhwo - nmaclhwo. */
5329 /* nmaclhws - nmaclhws. - nmaclhwso - nmaclhwso. */
5330 /* mullhw - mullhw. */
5331 tcg_gen_ext16s_tl(t0, cpu_gpr[ra]);
5332 tcg_gen_ext16s_tl(t1, cpu_gpr[rb]);
5333 break;
5334 case 0x0C:
5335 /* maclhwu - maclhwu. - maclhwuo - maclhwuo. */
5336 /* maclhwsu - maclhwsu. - maclhwsuo - maclhwsuo. */
5337 /* mullhwu - mullhwu. */
5338 tcg_gen_ext16u_tl(t0, cpu_gpr[ra]);
5339 tcg_gen_ext16u_tl(t1, cpu_gpr[rb]);
5340 break;
5341 }
5342 if (opc2 & 0x04) {
5343 /* (n)multiply-and-accumulate (0x0C / 0x0E) */
5344 tcg_gen_mul_tl(t1, t0, t1);
5345 if (opc2 & 0x02) {
5346 /* nmultiply-and-accumulate (0x0E) */
5347 tcg_gen_sub_tl(t0, cpu_gpr[rt], t1);
5348 } else {
5349 /* multiply-and-accumulate (0x0C) */
5350 tcg_gen_add_tl(t0, cpu_gpr[rt], t1);
5351 }
5352
5353 if (opc3 & 0x12) {
5354 /* Check overflow and/or saturate */
5355 int l1 = gen_new_label();
5356
5357 if (opc3 & 0x10) {
5358 /* Start with XER OV disabled, the most likely case */
5359 tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
5360 }
5361 if (opc3 & 0x01) {
5362 /* Signed */
5363 tcg_gen_xor_tl(t1, cpu_gpr[rt], t1);
5364 tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l1);
5365 tcg_gen_xor_tl(t1, cpu_gpr[rt], t0);
5366 tcg_gen_brcondi_tl(TCG_COND_LT, t1, 0, l1);
5367 if (opc3 & 0x02) {
5368 /* Saturate */
5369 tcg_gen_sari_tl(t0, cpu_gpr[rt], 31);
5370 tcg_gen_xori_tl(t0, t0, 0x7fffffff);
5371 }
5372 } else {
5373 /* Unsigned */
5374 tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1);
5375 if (opc3 & 0x02) {
5376 /* Saturate */
5377 tcg_gen_movi_tl(t0, UINT32_MAX);
5378 }
5379 }
5380 if (opc3 & 0x10) {
5381 /* Check overflow */
5382 tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
5383 }
5384 gen_set_label(l1);
5385 tcg_gen_mov_tl(cpu_gpr[rt], t0);
5386 }
5387 } else {
5388 tcg_gen_mul_tl(cpu_gpr[rt], t0, t1);
5389 }
5390 tcg_temp_free(t0);
5391 tcg_temp_free(t1);
5392 if (unlikely(Rc) != 0) {
5393 /* Update Rc0 */
5394 gen_set_Rc0(ctx, cpu_gpr[rt]);
5395 }
5396 }
5397
5398 #define GEN_MAC_HANDLER(name, opc2, opc3) \
5399 GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_405_MAC) \
5400 { \
5401 gen_405_mulladd_insn(ctx, opc2, opc3, rA(ctx->opcode), rB(ctx->opcode), \
5402 rD(ctx->opcode), Rc(ctx->opcode)); \
5403 }
5404
5405 /* macchw - macchw. */
5406 GEN_MAC_HANDLER(macchw, 0x0C, 0x05);
5407 /* macchwo - macchwo. */
5408 GEN_MAC_HANDLER(macchwo, 0x0C, 0x15);
5409 /* macchws - macchws. */
5410 GEN_MAC_HANDLER(macchws, 0x0C, 0x07);
5411 /* macchwso - macchwso. */
5412 GEN_MAC_HANDLER(macchwso, 0x0C, 0x17);
5413 /* macchwsu - macchwsu. */
5414 GEN_MAC_HANDLER(macchwsu, 0x0C, 0x06);
5415 /* macchwsuo - macchwsuo. */
5416 GEN_MAC_HANDLER(macchwsuo, 0x0C, 0x16);
5417 /* macchwu - macchwu. */
5418 GEN_MAC_HANDLER(macchwu, 0x0C, 0x04);
5419 /* macchwuo - macchwuo. */
5420 GEN_MAC_HANDLER(macchwuo, 0x0C, 0x14);
5421 /* machhw - machhw. */
5422 GEN_MAC_HANDLER(machhw, 0x0C, 0x01);
5423 /* machhwo - machhwo. */
5424 GEN_MAC_HANDLER(machhwo, 0x0C, 0x11);
5425 /* machhws - machhws. */
5426 GEN_MAC_HANDLER(machhws, 0x0C, 0x03);
5427 /* machhwso - machhwso. */
5428 GEN_MAC_HANDLER(machhwso, 0x0C, 0x13);
5429 /* machhwsu - machhwsu. */
5430 GEN_MAC_HANDLER(machhwsu, 0x0C, 0x02);
5431 /* machhwsuo - machhwsuo. */
5432 GEN_MAC_HANDLER(machhwsuo, 0x0C, 0x12);
5433 /* machhwu - machhwu. */
5434 GEN_MAC_HANDLER(machhwu, 0x0C, 0x00);
5435 /* machhwuo - machhwuo. */
5436 GEN_MAC_HANDLER(machhwuo, 0x0C, 0x10);
5437 /* maclhw - maclhw. */
5438 GEN_MAC_HANDLER(maclhw, 0x0C, 0x0D);
5439 /* maclhwo - maclhwo. */
5440 GEN_MAC_HANDLER(maclhwo, 0x0C, 0x1D);
5441 /* maclhws - maclhws. */
5442 GEN_MAC_HANDLER(maclhws, 0x0C, 0x0F);
5443 /* maclhwso - maclhwso. */
5444 GEN_MAC_HANDLER(maclhwso, 0x0C, 0x1F);
5445 /* maclhwu - maclhwu. */
5446 GEN_MAC_HANDLER(maclhwu, 0x0C, 0x0C);
5447 /* maclhwuo - maclhwuo. */
5448 GEN_MAC_HANDLER(maclhwuo, 0x0C, 0x1C);
5449 /* maclhwsu - maclhwsu. */
5450 GEN_MAC_HANDLER(maclhwsu, 0x0C, 0x0E);
5451 /* maclhwsuo - maclhwsuo. */
5452 GEN_MAC_HANDLER(maclhwsuo, 0x0C, 0x1E);
5453 /* nmacchw - nmacchw. */
5454 GEN_MAC_HANDLER(nmacchw, 0x0E, 0x05);
5455 /* nmacchwo - nmacchwo. */
5456 GEN_MAC_HANDLER(nmacchwo, 0x0E, 0x15);
5457 /* nmacchws - nmacchws. */
5458 GEN_MAC_HANDLER(nmacchws, 0x0E, 0x07);
5459 /* nmacchwso - nmacchwso. */
5460 GEN_MAC_HANDLER(nmacchwso, 0x0E, 0x17);
5461 /* nmachhw - nmachhw. */
5462 GEN_MAC_HANDLER(nmachhw, 0x0E, 0x01);
5463 /* nmachhwo - nmachhwo. */
5464 GEN_MAC_HANDLER(nmachhwo, 0x0E, 0x11);
5465 /* nmachhws - nmachhws. */
5466 GEN_MAC_HANDLER(nmachhws, 0x0E, 0x03);
5467 /* nmachhwso - nmachhwso. */
5468 GEN_MAC_HANDLER(nmachhwso, 0x0E, 0x13);
5469 /* nmaclhw - nmaclhw. */
5470 GEN_MAC_HANDLER(nmaclhw, 0x0E, 0x0D);
5471 /* nmaclhwo - nmaclhwo. */
5472 GEN_MAC_HANDLER(nmaclhwo, 0x0E, 0x1D);
5473 /* nmaclhws - nmaclhws. */
5474 GEN_MAC_HANDLER(nmaclhws, 0x0E, 0x0F);
5475 /* nmaclhwso - nmaclhwso. */
5476 GEN_MAC_HANDLER(nmaclhwso, 0x0E, 0x1F);
5477
5478 /* mulchw - mulchw. */
5479 GEN_MAC_HANDLER(mulchw, 0x08, 0x05);
5480 /* mulchwu - mulchwu. */
5481 GEN_MAC_HANDLER(mulchwu, 0x08, 0x04);
5482 /* mulhhw - mulhhw. */
5483 GEN_MAC_HANDLER(mulhhw, 0x08, 0x01);
5484 /* mulhhwu - mulhhwu. */
5485 GEN_MAC_HANDLER(mulhhwu, 0x08, 0x00);
5486 /* mullhw - mullhw. */
5487 GEN_MAC_HANDLER(mullhw, 0x08, 0x0D);
5488 /* mullhwu - mullhwu. */
5489 GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C);
5490
5491 /* mfdcr */
5492 GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_DCR)
5493 {
5494 #if defined(CONFIG_USER_ONLY)
5495 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
5496 #else
5497 TCGv dcrn;
5498 if (unlikely(!ctx->mem_idx)) {
5499 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
5500 return;
5501 }
5502 /* NIP cannot be restored if the memory exception comes from an helper */
5503 gen_update_nip(ctx, ctx->nip - 4);
5504 dcrn = tcg_const_tl(SPR(ctx->opcode));
5505 gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], dcrn);
5506 tcg_temp_free(dcrn);
5507 #endif
5508 }
5509
5510 /* mtdcr */
5511 GEN_HANDLER(mtdcr, 0x1F, 0x03, 0x0E, 0x00000001, PPC_DCR)
5512 {
5513 #if defined(CONFIG_USER_ONLY)
5514 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
5515 #else
5516 TCGv dcrn;
5517 if (unlikely(!ctx->mem_idx)) {
5518 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
5519 return;
5520 }
5521 /* NIP cannot be restored if the memory exception comes from an helper */
5522 gen_update_nip(ctx, ctx->nip - 4);
5523 dcrn = tcg_const_tl(SPR(ctx->opcode));
5524 gen_helper_store_dcr(dcrn, cpu_gpr[rS(ctx->opcode)]);
5525 tcg_temp_free(dcrn);
5526 #endif
5527 }
5528
5529 /* mfdcrx */
5530 /* XXX: not implemented on 440 ? */
5531 GEN_HANDLER(mfdcrx, 0x1F, 0x03, 0x08, 0x00000000, PPC_DCRX)
5532 {
5533 #if defined(CONFIG_USER_ONLY)
5534 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
5535 #else
5536 if (unlikely(!ctx->mem_idx)) {
5537 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
5538 return;
5539 }
5540 /* NIP cannot be restored if the memory exception comes from an helper */
5541 gen_update_nip(ctx, ctx->nip - 4);
5542 gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
5543 /* Note: Rc update flag set leads to undefined state of Rc0 */
5544 #endif
5545 }
5546
5547 /* mtdcrx */
5548 /* XXX: not implemented on 440 ? */
5549 GEN_HANDLER(mtdcrx, 0x1F, 0x03, 0x0C, 0x00000000, PPC_DCRX)
5550 {
5551 #if defined(CONFIG_USER_ONLY)
5552 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
5553 #else
5554 if (unlikely(!ctx->mem_idx)) {
5555 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
5556 return;
5557 }
5558 /* NIP cannot be restored if the memory exception comes from an helper */
5559 gen_update_nip(ctx, ctx->nip - 4);
5560 gen_helper_store_dcr(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
5561 /* Note: Rc update flag set leads to undefined state of Rc0 */
5562 #endif
5563 }
5564
5565 /* mfdcrux (PPC 460) : user-mode access to DCR */
5566 GEN_HANDLER(mfdcrux, 0x1F, 0x03, 0x09, 0x00000000, PPC_DCRUX)
5567 {
5568 /* NIP cannot be restored if the memory exception comes from an helper */
5569 gen_update_nip(ctx, ctx->nip - 4);
5570 gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
5571 /* Note: Rc update flag set leads to undefined state of Rc0 */
5572 }
5573
5574 /* mtdcrux (PPC 460) : user-mode access to DCR */
5575 GEN_HANDLER(mtdcrux, 0x1F, 0x03, 0x0D, 0x00000000, PPC_DCRUX)
5576 {
5577 /* NIP cannot be restored if the memory exception comes from an helper */
5578 gen_update_nip(ctx, ctx->nip - 4);
5579 gen_helper_store_dcr(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
5580 /* Note: Rc update flag set leads to undefined state of Rc0 */
5581 }
5582
5583 /* dccci */
5584 GEN_HANDLER(dccci, 0x1F, 0x06, 0x0E, 0x03E00001, PPC_4xx_COMMON)
5585 {
5586 #if defined(CONFIG_USER_ONLY)
5587 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5588 #else
5589 if (unlikely(!ctx->mem_idx)) {
5590 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5591 return;
5592 }
5593 /* interpreted as no-op */
5594 #endif
5595 }
5596
5597 /* dcread */
5598 GEN_HANDLER(dcread, 0x1F, 0x06, 0x0F, 0x00000001, PPC_4xx_COMMON)
5599 {
5600 #if defined(CONFIG_USER_ONLY)
5601 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5602 #else
5603 TCGv EA, val;
5604 if (unlikely(!ctx->mem_idx)) {
5605 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5606 return;
5607 }
5608 gen_set_access_type(ctx, ACCESS_CACHE);
5609 EA = tcg_temp_new();
5610 gen_addr_reg_index(ctx, EA);
5611 val = tcg_temp_new();
5612 gen_qemu_ld32u(ctx, val, EA);
5613 tcg_temp_free(val);
5614 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], EA);
5615 tcg_temp_free(EA);
5616 #endif
5617 }
5618
5619 /* icbt */
5620 GEN_HANDLER2(icbt_40x, "icbt", 0x1F, 0x06, 0x08, 0x03E00001, PPC_40x_ICBT)
5621 {
5622 /* interpreted as no-op */
5623 /* XXX: specification say this is treated as a load by the MMU
5624 * but does not generate any exception
5625 */
5626 }
5627
5628 /* iccci */
5629 GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON)
5630 {
5631 #if defined(CONFIG_USER_ONLY)
5632 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5633 #else
5634 if (unlikely(!ctx->mem_idx)) {
5635 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5636 return;
5637 }
5638 /* interpreted as no-op */
5639 #endif
5640 }
5641
5642 /* icread */
5643 GEN_HANDLER(icread, 0x1F, 0x06, 0x1F, 0x03E00001, PPC_4xx_COMMON)
5644 {
5645 #if defined(CONFIG_USER_ONLY)
5646 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5647 #else
5648 if (unlikely(!ctx->mem_idx)) {
5649 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5650 return;
5651 }
5652 /* interpreted as no-op */
5653 #endif
5654 }
5655
5656 /* rfci (mem_idx only) */
5657 GEN_HANDLER2(rfci_40x, "rfci", 0x13, 0x13, 0x01, 0x03FF8001, PPC_40x_EXCP)
5658 {
5659 #if defined(CONFIG_USER_ONLY)
5660 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5661 #else
5662 if (unlikely(!ctx->mem_idx)) {
5663 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5664 return;
5665 }
5666 /* Restore CPU state */
5667 gen_helper_40x_rfci();
5668 gen_sync_exception(ctx);
5669 #endif
5670 }
5671
5672 GEN_HANDLER(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE)
5673 {
5674 #if defined(CONFIG_USER_ONLY)
5675 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5676 #else
5677 if (unlikely(!ctx->mem_idx)) {
5678 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5679 return;
5680 }
5681 /* Restore CPU state */
5682 gen_helper_rfci();
5683 gen_sync_exception(ctx);
5684 #endif
5685 }
5686
5687 /* BookE specific */
5688 /* XXX: not implemented on 440 ? */
5689 GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_RFDI)
5690 {
5691 #if defined(CONFIG_USER_ONLY)
5692 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5693 #else
5694 if (unlikely(!ctx->mem_idx)) {
5695 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5696 return;
5697 }
5698 /* Restore CPU state */
5699 gen_helper_rfdi();
5700 gen_sync_exception(ctx);
5701 #endif
5702 }
5703
5704 /* XXX: not implemented on 440 ? */
5705 GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI)
5706 {
5707 #if defined(CONFIG_USER_ONLY)
5708 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5709 #else
5710 if (unlikely(!ctx->mem_idx)) {
5711 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5712 return;
5713 }
5714 /* Restore CPU state */
5715 gen_helper_rfmci();
5716 gen_sync_exception(ctx);
5717 #endif
5718 }
5719
5720 /* TLB management - PowerPC 405 implementation */
5721 /* tlbre */
5722 GEN_HANDLER2(tlbre_40x, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB)
5723 {
5724 #if defined(CONFIG_USER_ONLY)
5725 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5726 #else
5727 if (unlikely(!ctx->mem_idx)) {
5728 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5729 return;
5730 }
5731 switch (rB(ctx->opcode)) {
5732 case 0:
5733 gen_helper_4xx_tlbre_hi(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
5734 break;
5735 case 1:
5736 gen_helper_4xx_tlbre_lo(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
5737 break;
5738 default:
5739 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5740 break;
5741 }
5742 #endif
5743 }
5744
5745 /* tlbsx - tlbsx. */
5746 GEN_HANDLER2(tlbsx_40x, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_40x_TLB)
5747 {
5748 #if defined(CONFIG_USER_ONLY)
5749 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5750 #else
5751 TCGv t0;
5752 if (unlikely(!ctx->mem_idx)) {
5753 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5754 return;
5755 }
5756 t0 = tcg_temp_new();
5757 gen_addr_reg_index(ctx, t0);
5758 gen_helper_4xx_tlbsx(cpu_gpr[rD(ctx->opcode)], t0);
5759 tcg_temp_free(t0);
5760 if (Rc(ctx->opcode)) {
5761 int l1 = gen_new_label();
5762 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
5763 tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO);
5764 tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1);
5765 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1);
5766 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02);
5767 gen_set_label(l1);
5768 }
5769 #endif
5770 }
5771
5772 /* tlbwe */
5773 GEN_HANDLER2(tlbwe_40x, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB)
5774 {
5775 #if defined(CONFIG_USER_ONLY)
5776 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5777 #else
5778 if (unlikely(!ctx->mem_idx)) {
5779 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5780 return;
5781 }
5782 switch (rB(ctx->opcode)) {
5783 case 0:
5784 gen_helper_4xx_tlbwe_hi(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
5785 break;
5786 case 1:
5787 gen_helper_4xx_tlbwe_lo(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
5788 break;
5789 default:
5790 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5791 break;
5792 }
5793 #endif
5794 }
5795
5796 /* TLB management - PowerPC 440 implementation */
5797 /* tlbre */
5798 GEN_HANDLER2(tlbre_440, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE)
5799 {
5800 #if defined(CONFIG_USER_ONLY)
5801 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5802 #else
5803 if (unlikely(!ctx->mem_idx)) {
5804 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5805 return;
5806 }
5807 switch (rB(ctx->opcode)) {
5808 case 0:
5809 case 1:
5810 case 2:
5811 {
5812 TCGv_i32 t0 = tcg_const_i32(rB(ctx->opcode));
5813 gen_helper_440_tlbwe(t0, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
5814 tcg_temp_free_i32(t0);
5815 }
5816 break;
5817 default:
5818 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5819 break;
5820 }
5821 #endif
5822 }
5823
5824 /* tlbsx - tlbsx. */
5825 GEN_HANDLER2(tlbsx_440, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE)
5826 {
5827 #if defined(CONFIG_USER_ONLY)
5828 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5829 #else
5830 TCGv t0;
5831 if (unlikely(!ctx->mem_idx)) {
5832 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5833 return;
5834 }
5835 t0 = tcg_temp_new();
5836 gen_addr_reg_index(ctx, t0);
5837 gen_helper_440_tlbsx(cpu_gpr[rD(ctx->opcode)], t0);
5838 tcg_temp_free(t0);
5839 if (Rc(ctx->opcode)) {
5840 int l1 = gen_new_label();
5841 tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
5842 tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO);
5843 tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1);
5844 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1);
5845 tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02);
5846 gen_set_label(l1);
5847 }
5848 #endif
5849 }
5850
5851 /* tlbwe */
5852 GEN_HANDLER2(tlbwe_440, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE)
5853 {
5854 #if defined(CONFIG_USER_ONLY)
5855 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5856 #else
5857 if (unlikely(!ctx->mem_idx)) {
5858 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5859 return;
5860 }
5861 switch (rB(ctx->opcode)) {
5862 case 0:
5863 case 1:
5864 case 2:
5865 {
5866 TCGv_i32 t0 = tcg_const_i32(rB(ctx->opcode));
5867 gen_helper_440_tlbwe(t0, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
5868 tcg_temp_free_i32(t0);
5869 }
5870 break;
5871 default:
5872 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
5873 break;
5874 }
5875 #endif
5876 }
5877
5878 /* wrtee */
5879 GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE)
5880 {
5881 #if defined(CONFIG_USER_ONLY)
5882 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5883 #else
5884 TCGv t0;
5885 if (unlikely(!ctx->mem_idx)) {
5886 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5887 return;
5888 }
5889 t0 = tcg_temp_new();
5890 tcg_gen_andi_tl(t0, cpu_gpr[rD(ctx->opcode)], (1 << MSR_EE));
5891 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE));
5892 tcg_gen_or_tl(cpu_msr, cpu_msr, t0);
5893 tcg_temp_free(t0);
5894 /* Stop translation to have a chance to raise an exception
5895 * if we just set msr_ee to 1
5896 */
5897 gen_stop_exception(ctx);
5898 #endif
5899 }
5900
5901 /* wrteei */
5902 GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000EFC01, PPC_WRTEE)
5903 {
5904 #if defined(CONFIG_USER_ONLY)
5905 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5906 #else
5907 if (unlikely(!ctx->mem_idx)) {
5908 gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
5909 return;
5910 }
5911 if (ctx->opcode & 0x00010000) {
5912 tcg_gen_ori_tl(cpu_msr, cpu_msr, (1 << MSR_EE));
5913 /* Stop translation to have a chance to raise an exception */
5914 gen_stop_exception(ctx);
5915 } else {
5916 tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE));
5917 }
5918 #endif
5919 }
5920
5921 /* PowerPC 440 specific instructions */
5922 /* dlmzb */
5923 GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC)
5924 {
5925 TCGv_i32 t0 = tcg_const_i32(Rc(ctx->opcode));
5926 gen_helper_dlmzb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)],
5927 cpu_gpr[rB(ctx->opcode)], t0);
5928 tcg_temp_free_i32(t0);
5929 }
5930
5931 /* mbar replaces eieio on 440 */
5932 GEN_HANDLER(mbar, 0x1F, 0x16, 0x1a, 0x001FF801, PPC_BOOKE)
5933 {
5934 /* interpreted as no-op */
5935 }
5936
5937 /* msync replaces sync on 440 */
5938 GEN_HANDLER(msync, 0x1F, 0x16, 0x12, 0x03FFF801, PPC_BOOKE)
5939 {
5940 /* interpreted as no-op */
5941 }
5942
5943 /* icbt */
5944 GEN_HANDLER2(icbt_440, "icbt", 0x1F, 0x16, 0x00, 0x03E00001, PPC_BOOKE)
5945 {
5946 /* interpreted as no-op */
5947 /* XXX: specification say this is treated as a load by the MMU
5948 * but does not generate any exception
5949 */
5950 }
5951
5952 /*** Altivec vector extension ***/
5953 /* Altivec registers moves */
5954
5955 static always_inline TCGv_ptr gen_avr_ptr(int reg)
5956 {
5957 TCGv_ptr r = tcg_temp_new_ptr();
5958 tcg_gen_addi_ptr(r, cpu_env, offsetof(CPUPPCState, avr[reg]));
5959 return r;
5960 }
5961
5962 #define GEN_VR_LDX(name, opc2, opc3) \
5963 GEN_HANDLER(name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
5964 { \
5965 TCGv EA; \
5966 if (unlikely(!ctx->altivec_enabled)) { \
5967 gen_exception(ctx, POWERPC_EXCP_VPU); \
5968 return; \
5969 } \
5970 gen_set_access_type(ctx, ACCESS_INT); \
5971 EA = tcg_temp_new(); \
5972 gen_addr_reg_index(ctx, EA); \
5973 tcg_gen_andi_tl(EA, EA, ~0xf); \
5974 if (ctx->le_mode) { \
5975 gen_qemu_ld64(ctx, cpu_avrl[rD(ctx->opcode)], EA); \
5976 tcg_gen_addi_tl(EA, EA, 8); \
5977 gen_qemu_ld64(ctx, cpu_avrh[rD(ctx->opcode)], EA); \
5978 } else { \
5979 gen_qemu_ld64(ctx, cpu_avrh[rD(ctx->opcode)], EA); \
5980 tcg_gen_addi_tl(EA, EA, 8); \
5981 gen_qemu_ld64(ctx, cpu_avrl[rD(ctx->opcode)], EA); \
5982 } \
5983 tcg_temp_free(EA); \
5984 }
5985
5986 #define GEN_VR_STX(name, opc2, opc3) \
5987 GEN_HANDLER(st##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
5988 { \
5989 TCGv EA; \
5990 if (unlikely(!ctx->altivec_enabled)) { \
5991 gen_exception(ctx, POWERPC_EXCP_VPU); \
5992 return; \
5993 } \
5994 gen_set_access_type(ctx, ACCESS_INT); \
5995 EA = tcg_temp_new(); \
5996 gen_addr_reg_index(ctx, EA); \
5997 tcg_gen_andi_tl(EA, EA, ~0xf); \
5998 if (ctx->le_mode) { \
5999 gen_qemu_st64(ctx, cpu_avrl[rD(ctx->opcode)], EA); \
6000 tcg_gen_addi_tl(EA, EA, 8); \
6001 gen_qemu_st64(ctx, cpu_avrh[rD(ctx->opcode)], EA); \
6002 } else { \
6003 gen_qemu_st64(ctx, cpu_avrh[rD(ctx->opcode)], EA); \
6004 tcg_gen_addi_tl(EA, EA, 8); \
6005 gen_qemu_st64(ctx, cpu_avrl[rD(ctx->opcode)], EA); \
6006 } \
6007 tcg_temp_free(EA); \
6008 }
6009
6010 #define GEN_VR_LVE(name, opc2, opc3) \
6011 GEN_HANDLER(lve##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
6012 { \
6013 TCGv EA; \
6014 TCGv_ptr rs; \
6015 if (unlikely(!ctx->altivec_enabled)) { \
6016 gen_exception(ctx, POWERPC_EXCP_VPU); \
6017 return; \
6018 } \
6019 gen_set_access_type(ctx, ACCESS_INT); \
6020 EA = tcg_temp_new(); \
6021 gen_addr_reg_index(ctx, EA); \
6022 rs = gen_avr_ptr(rS(ctx->opcode)); \
6023 gen_helper_lve##name (rs, EA); \
6024 tcg_temp_free(EA); \
6025 tcg_temp_free_ptr(rs); \
6026 }
6027
6028 #define GEN_VR_STVE(name, opc2, opc3) \
6029 GEN_HANDLER(stve##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC) \
6030 { \
6031 TCGv EA; \
6032 TCGv_ptr rs; \
6033 if (unlikely(!ctx->altivec_enabled)) { \
6034 gen_exception(ctx, POWERPC_EXCP_VPU); \
6035 return; \
6036 } \
6037 gen_set_access_type(ctx, ACCESS_INT); \
6038 EA = tcg_temp_new(); \
6039 gen_addr_reg_index(ctx, EA); \
6040 rs = gen_avr_ptr(rS(ctx->opcode)); \
6041 gen_helper_stve##name (rs, EA); \
6042 tcg_temp_free(EA); \
6043 tcg_temp_free_ptr(rs); \
6044 }
6045
6046 GEN_VR_LDX(lvx, 0x07, 0x03);
6047 /* As we don't emulate the cache, lvxl is stricly equivalent to lvx */
6048 GEN_VR_LDX(lvxl, 0x07, 0x0B);
6049
6050 GEN_VR_LVE(bx, 0x07, 0x00);
6051 GEN_VR_LVE(hx, 0x07, 0x01);
6052 GEN_VR_LVE(wx, 0x07, 0x02);
6053
6054 GEN_VR_STX(svx, 0x07, 0x07);
6055 /* As we don't emulate the cache, stvxl is stricly equivalent to stvx */
6056 GEN_VR_STX(svxl, 0x07, 0x0F);
6057
6058 GEN_VR_STVE(bx, 0x07, 0x04);
6059 GEN_VR_STVE(hx, 0x07, 0x05);
6060 GEN_VR_STVE(wx, 0x07, 0x06);
6061
6062 GEN_HANDLER(lvsl, 0x1f, 0x06, 0x00, 0x00000001, PPC_ALTIVEC)
6063 {
6064 TCGv_ptr rd;
6065 TCGv EA;
6066 if (unlikely(!ctx->altivec_enabled)) {
6067 gen_exception(ctx, POWERPC_EXCP_VPU);
6068 return;
6069 }
6070 EA = tcg_temp_new();
6071 gen_addr_reg_index(ctx, EA);
6072 rd = gen_avr_ptr(rD(ctx->opcode));
6073 gen_helper_lvsl(rd, EA);
6074 tcg_temp_free(EA);
6075 tcg_temp_free_ptr(rd);
6076 }
6077
6078 GEN_HANDLER(lvsr, 0x1f, 0x06, 0x01, 0x00000001, PPC_ALTIVEC)
6079 {
6080 TCGv_ptr rd;
6081 TCGv EA;
6082 if (unlikely(!ctx->altivec_enabled)) {
6083 gen_exception(ctx, POWERPC_EXCP_VPU);
6084 return;
6085 }
6086 EA = tcg_temp_new();
6087 gen_addr_reg_index(ctx, EA);
6088 rd = gen_avr_ptr(rD(ctx->opcode));
6089 gen_helper_lvsr(rd, EA);
6090 tcg_temp_free(EA);
6091 tcg_temp_free_ptr(rd);
6092 }
6093
6094 GEN_HANDLER(mfvscr, 0x04, 0x2, 0x18, 0x001ff800, PPC_ALTIVEC)
6095 {
6096 TCGv_i32 t;
6097 if (unlikely(!ctx->altivec_enabled)) {
6098 gen_exception(ctx, POWERPC_EXCP_VPU);
6099 return;
6100 }
6101 tcg_gen_movi_i64(cpu_avrh[rD(ctx->opcode)], 0);
6102 t = tcg_temp_new_i32();
6103 tcg_gen_ld_i32(t, cpu_env, offsetof(CPUState, vscr));
6104 tcg_gen_extu_i32_i64(cpu_avrl[rD(ctx->opcode)], t);
6105 tcg_temp_free_i32(t);
6106 }
6107
6108 GEN_HANDLER(mtvscr, 0x04, 0x2, 0x19, 0x03ff0000, PPC_ALTIVEC)
6109 {
6110 TCGv_ptr p;
6111 if (unlikely(!ctx->altivec_enabled)) {
6112 gen_exception(ctx, POWERPC_EXCP_VPU);
6113 return;
6114 }
6115 p = gen_avr_ptr(rD(ctx->opcode));
6116 gen_helper_mtvscr(p);
6117 tcg_temp_free_ptr(p);
6118 }
6119
6120 /* Logical operations */
6121 #define GEN_VX_LOGICAL(name, tcg_op, opc2, opc3) \
6122 GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
6123 { \
6124 if (unlikely(!ctx->altivec_enabled)) { \
6125 gen_exception(ctx, POWERPC_EXCP_VPU); \
6126 return; \
6127 } \
6128 tcg_op(cpu_avrh[rD(ctx->opcode)], cpu_avrh[rA(ctx->opcode)], cpu_avrh[rB(ctx->opcode)]); \
6129 tcg_op(cpu_avrl[rD(ctx->opcode)], cpu_avrl[rA(ctx->opcode)], cpu_avrl[rB(ctx->opcode)]); \
6130 }
6131
6132 GEN_VX_LOGICAL(vand, tcg_gen_and_i64, 2, 16);
6133 GEN_VX_LOGICAL(vandc, tcg_gen_andc_i64, 2, 17);
6134 GEN_VX_LOGICAL(vor, tcg_gen_or_i64, 2, 18);
6135 GEN_VX_LOGICAL(vxor, tcg_gen_xor_i64, 2, 19);
6136 GEN_VX_LOGICAL(vnor, tcg_gen_nor_i64, 2, 20);
6137
6138 #define GEN_VXFORM(name, opc2, opc3) \
6139 GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
6140 { \
6141 TCGv_ptr ra, rb, rd; \
6142 if (unlikely(!ctx->altivec_enabled)) { \
6143 gen_exception(ctx, POWERPC_EXCP_VPU); \
6144 return; \
6145 } \
6146 ra = gen_avr_ptr(rA(ctx->opcode)); \
6147 rb = gen_avr_ptr(rB(ctx->opcode)); \
6148 rd = gen_avr_ptr(rD(ctx->opcode)); \
6149 gen_helper_##name (rd, ra, rb); \
6150 tcg_temp_free_ptr(ra); \
6151 tcg_temp_free_ptr(rb); \
6152 tcg_temp_free_ptr(rd); \
6153 }
6154
6155 GEN_VXFORM(vaddubm, 0, 0);
6156 GEN_VXFORM(vadduhm, 0, 1);
6157 GEN_VXFORM(vadduwm, 0, 2);
6158 GEN_VXFORM(vsububm, 0, 16);
6159 GEN_VXFORM(vsubuhm, 0, 17);
6160 GEN_VXFORM(vsubuwm, 0, 18);
6161 GEN_VXFORM(vmaxub, 1, 0);
6162 GEN_VXFORM(vmaxuh, 1, 1);
6163 GEN_VXFORM(vmaxuw, 1, 2);
6164 GEN_VXFORM(vmaxsb, 1, 4);
6165 GEN_VXFORM(vmaxsh, 1, 5);
6166 GEN_VXFORM(vmaxsw, 1, 6);
6167 GEN_VXFORM(vminub, 1, 8);
6168 GEN_VXFORM(vminuh, 1, 9);
6169 GEN_VXFORM(vminuw, 1, 10);
6170 GEN_VXFORM(vminsb, 1, 12);
6171 GEN_VXFORM(vminsh, 1, 13);
6172 GEN_VXFORM(vminsw, 1, 14);
6173 GEN_VXFORM(vavgub, 1, 16);
6174 GEN_VXFORM(vavguh, 1, 17);
6175 GEN_VXFORM(vavguw, 1, 18);
6176 GEN_VXFORM(vavgsb, 1, 20);
6177 GEN_VXFORM(vavgsh, 1, 21);
6178 GEN_VXFORM(vavgsw, 1, 22);
6179 GEN_VXFORM(vmrghb, 6, 0);
6180 GEN_VXFORM(vmrghh, 6, 1);
6181 GEN_VXFORM(vmrghw, 6, 2);
6182 GEN_VXFORM(vmrglb, 6, 4);
6183 GEN_VXFORM(vmrglh, 6, 5);
6184 GEN_VXFORM(vmrglw, 6, 6);
6185 GEN_VXFORM(vmuloub, 4, 0);
6186 GEN_VXFORM(vmulouh, 4, 1);
6187 GEN_VXFORM(vmulosb, 4, 4);
6188 GEN_VXFORM(vmulosh, 4, 5);
6189 GEN_VXFORM(vmuleub, 4, 8);
6190 GEN_VXFORM(vmuleuh, 4, 9);
6191 GEN_VXFORM(vmulesb, 4, 12);
6192 GEN_VXFORM(vmulesh, 4, 13);
6193 GEN_VXFORM(vslb, 2, 4);
6194 GEN_VXFORM(vslh, 2, 5);
6195 GEN_VXFORM(vslw, 2, 6);
6196 GEN_VXFORM(vsrb, 2, 8);
6197 GEN_VXFORM(vsrh, 2, 9);
6198 GEN_VXFORM(vsrw, 2, 10);
6199 GEN_VXFORM(vsrab, 2, 12);
6200 GEN_VXFORM(vsrah, 2, 13);
6201 GEN_VXFORM(vsraw, 2, 14);
6202 GEN_VXFORM(vslo, 6, 16);
6203 GEN_VXFORM(vsro, 6, 17);
6204 GEN_VXFORM(vaddcuw, 0, 6);
6205 GEN_VXFORM(vsubcuw, 0, 22);
6206 GEN_VXFORM(vaddubs, 0, 8);
6207 GEN_VXFORM(vadduhs, 0, 9);
6208 GEN_VXFORM(vadduws, 0, 10);
6209 GEN_VXFORM(vaddsbs, 0, 12);
6210 GEN_VXFORM(vaddshs, 0, 13);
6211 GEN_VXFORM(vaddsws, 0, 14);
6212 GEN_VXFORM(vsububs, 0, 24);
6213 GEN_VXFORM(vsubuhs, 0, 25);
6214 GEN_VXFORM(vsubuws, 0, 26);
6215 GEN_VXFORM(vsubsbs, 0, 28);
6216 GEN_VXFORM(vsubshs, 0, 29);
6217 GEN_VXFORM(vsubsws, 0, 30);
6218 GEN_VXFORM(vrlb, 2, 0);
6219 GEN_VXFORM(vrlh, 2, 1);
6220 GEN_VXFORM(vrlw, 2, 2);
6221 GEN_VXFORM(vsl, 2, 7);
6222 GEN_VXFORM(vsr, 2, 11);
6223 GEN_VXFORM(vpkuhum, 7, 0);
6224 GEN_VXFORM(vpkuwum, 7, 1);
6225 GEN_VXFORM(vpkuhus, 7, 2);
6226 GEN_VXFORM(vpkuwus, 7, 3);
6227 GEN_VXFORM(vpkshus, 7, 4);
6228 GEN_VXFORM(vpkswus, 7, 5);
6229 GEN_VXFORM(vpkshss, 7, 6);
6230 GEN_VXFORM(vpkswss, 7, 7);
6231 GEN_VXFORM(vpkpx, 7, 12);
6232 GEN_VXFORM(vsum4ubs, 4, 24);
6233 GEN_VXFORM(vsum4sbs, 4, 28);
6234 GEN_VXFORM(vsum4shs, 4, 25);
6235 GEN_VXFORM(vsum2sws, 4, 26);
6236 GEN_VXFORM(vsumsws, 4, 30);
6237 GEN_VXFORM(vaddfp, 5, 0);
6238 GEN_VXFORM(vsubfp, 5, 1);
6239 GEN_VXFORM(vmaxfp, 5, 16);
6240 GEN_VXFORM(vminfp, 5, 17);
6241
6242 #define GEN_VXRFORM1(opname, name, str, opc2, opc3) \
6243 GEN_HANDLER2(name, str, 0x4, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
6244 { \
6245 TCGv_ptr ra, rb, rd; \
6246 if (unlikely(!ctx->altivec_enabled)) { \
6247 gen_exception(ctx, POWERPC_EXCP_VPU); \
6248 return; \
6249 } \
6250 ra = gen_avr_ptr(rA(ctx->opcode)); \
6251 rb = gen_avr_ptr(rB(ctx->opcode)); \
6252 rd = gen_avr_ptr(rD(ctx->opcode)); \
6253 gen_helper_##opname (rd, ra, rb); \
6254 tcg_temp_free_ptr(ra); \
6255 tcg_temp_free_ptr(rb); \
6256 tcg_temp_free_ptr(rd); \
6257 }
6258
6259 #define GEN_VXRFORM(name, opc2, opc3) \
6260 GEN_VXRFORM1(name, name, #name, opc2, opc3) \
6261 GEN_VXRFORM1(name##_dot, name##_, #name ".", opc2, (opc3 | (0x1 << 4)))
6262
6263 GEN_VXRFORM(vcmpequb, 3, 0)
6264 GEN_VXRFORM(vcmpequh, 3, 1)
6265 GEN_VXRFORM(vcmpequw, 3, 2)
6266 GEN_VXRFORM(vcmpgtsb, 3, 12)
6267 GEN_VXRFORM(vcmpgtsh, 3, 13)
6268 GEN_VXRFORM(vcmpgtsw, 3, 14)
6269 GEN_VXRFORM(vcmpgtub, 3, 8)
6270 GEN_VXRFORM(vcmpgtuh, 3, 9)
6271 GEN_VXRFORM(vcmpgtuw, 3, 10)
6272 GEN_VXRFORM(vcmpeqfp, 3, 3)
6273 GEN_VXRFORM(vcmpgefp, 3, 7)
6274 GEN_VXRFORM(vcmpgtfp, 3, 11)
6275 GEN_VXRFORM(vcmpbfp, 3, 15)
6276
6277 #define GEN_VXFORM_SIMM(name, opc2, opc3) \
6278 GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
6279 { \
6280 TCGv_ptr rd; \
6281 TCGv_i32 simm; \
6282 if (unlikely(!ctx->altivec_enabled)) { \
6283 gen_exception(ctx, POWERPC_EXCP_VPU); \
6284 return; \
6285 } \
6286 simm = tcg_const_i32(SIMM5(ctx->opcode)); \
6287 rd = gen_avr_ptr(rD(ctx->opcode)); \
6288 gen_helper_##name (rd, simm); \
6289 tcg_temp_free_i32(simm); \
6290 tcg_temp_free_ptr(rd); \
6291 }
6292
6293 GEN_VXFORM_SIMM(vspltisb, 6, 12);
6294 GEN_VXFORM_SIMM(vspltish, 6, 13);
6295 GEN_VXFORM_SIMM(vspltisw, 6, 14);
6296
6297 #define GEN_VXFORM_NOA(name, opc2, opc3) \
6298 GEN_HANDLER(name, 0x04, opc2, opc3, 0x001f0000, PPC_ALTIVEC) \
6299 { \
6300 TCGv_ptr rb, rd; \
6301 if (unlikely(!ctx->altivec_enabled)) { \
6302 gen_exception(ctx, POWERPC_EXCP_VPU); \
6303 return; \
6304 } \
6305 rb = gen_avr_ptr(rB(ctx->opcode)); \
6306 rd = gen_avr_ptr(rD(ctx->opcode)); \
6307 gen_helper_##name (rd, rb); \
6308 tcg_temp_free_ptr(rb); \
6309 tcg_temp_free_ptr(rd); \
6310 }
6311
6312 GEN_VXFORM_NOA(vupkhsb, 7, 8);
6313 GEN_VXFORM_NOA(vupkhsh, 7, 9);
6314 GEN_VXFORM_NOA(vupklsb, 7, 10);
6315 GEN_VXFORM_NOA(vupklsh, 7, 11);
6316 GEN_VXFORM_NOA(vupkhpx, 7, 13);
6317 GEN_VXFORM_NOA(vupklpx, 7, 15);
6318 GEN_VXFORM_NOA(vrefp, 5, 4);
6319 GEN_VXFORM_NOA(vrsqrtefp, 5, 5);
6320 GEN_VXFORM_NOA(vlogefp, 5, 7);
6321 GEN_VXFORM_NOA(vrfim, 5, 8);
6322 GEN_VXFORM_NOA(vrfin, 5, 9);
6323 GEN_VXFORM_NOA(vrfip, 5, 10);
6324 GEN_VXFORM_NOA(vrfiz, 5, 11);
6325
6326 #define GEN_VXFORM_SIMM(name, opc2, opc3) \
6327 GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
6328 { \
6329 TCGv_ptr rd; \
6330 TCGv_i32 simm; \
6331 if (unlikely(!ctx->altivec_enabled)) { \
6332 gen_exception(ctx, POWERPC_EXCP_VPU); \
6333 return; \
6334 } \
6335 simm = tcg_const_i32(SIMM5(ctx->opcode)); \
6336 rd = gen_avr_ptr(rD(ctx->opcode)); \
6337 gen_helper_##name (rd, simm); \
6338 tcg_temp_free_i32(simm); \
6339 tcg_temp_free_ptr(rd); \
6340 }
6341
6342 #define GEN_VXFORM_UIMM(name, opc2, opc3) \
6343 GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC) \
6344 { \
6345 TCGv_ptr rb, rd; \
6346 TCGv_i32 uimm; \
6347 if (unlikely(!ctx->altivec_enabled)) { \
6348 gen_exception(ctx, POWERPC_EXCP_VPU); \
6349 return; \
6350 } \
6351 uimm = tcg_const_i32(UIMM5(ctx->opcode)); \
6352 rb = gen_avr_ptr(rB(ctx->opcode)); \
6353 rd = gen_avr_ptr(rD(ctx->opcode)); \
6354 gen_helper_##name (rd, rb, uimm); \
6355 tcg_temp_free_i32(uimm); \
6356 tcg_temp_free_ptr(rb); \
6357 tcg_temp_free_ptr(rd); \
6358 }
6359
6360 GEN_VXFORM_UIMM(vspltb, 6, 8);
6361 GEN_VXFORM_UIMM(vsplth, 6, 9);
6362 GEN_VXFORM_UIMM(vspltw, 6, 10);
6363 GEN_VXFORM_UIMM(vcfux, 5, 12);
6364 GEN_VXFORM_UIMM(vcfsx, 5, 13);
6365 GEN_VXFORM_UIMM(vctuxs, 5, 14);
6366 GEN_VXFORM_UIMM(vctsxs, 5, 15);
6367
6368 GEN_HANDLER(vsldoi, 0x04, 0x16, 0xFF, 0x00000400, PPC_ALTIVEC)
6369 {
6370 TCGv_ptr ra, rb, rd;
6371 TCGv_i32 sh;
6372 if (unlikely(!ctx->altivec_enabled)) {
6373 gen_exception(ctx, POWERPC_EXCP_VPU);
6374 return;
6375 }
6376 ra = gen_avr_ptr(rA(ctx->opcode));
6377 rb = gen_avr_ptr(rB(ctx->opcode));
6378 rd = gen_avr_ptr(rD(ctx->opcode));
6379 sh = tcg_const_i32(VSH(ctx->opcode));
6380 gen_helper_vsldoi (rd, ra, rb, sh);
6381 tcg_temp_free_ptr(ra);
6382 tcg_temp_free_ptr(rb);
6383 tcg_temp_free_ptr(rd);
6384 tcg_temp_free_i32(sh);
6385 }
6386
6387 #define GEN_VAFORM_PAIRED(name0, name1, opc2) \
6388 GEN_HANDLER(name0##_##name1, 0x04, opc2, 0xFF, 0x00000000, PPC_ALTIVEC) \
6389 { \
6390 TCGv_ptr ra, rb, rc, rd; \
6391 if (unlikely(!ctx->altivec_enabled)) { \
6392 gen_exception(ctx, POWERPC_EXCP_VPU); \
6393 return; \
6394 } \
6395 ra = gen_avr_ptr(rA(ctx->opcode)); \
6396 rb = gen_avr_ptr(rB(ctx->opcode)); \
6397 rc = gen_avr_ptr(rC(ctx->opcode)); \
6398 rd = gen_avr_ptr(rD(ctx->opcode)); \
6399 if (Rc(ctx->opcode)) { \
6400 gen_helper_##name1 (rd, ra, rb, rc); \
6401 } else { \
6402 gen_helper_##name0 (rd, ra, rb, rc); \
6403 } \
6404 tcg_temp_free_ptr(ra); \
6405 tcg_temp_free_ptr(rb); \
6406 tcg_temp_free_ptr(rc); \
6407 tcg_temp_free_ptr(rd); \
6408 }
6409
6410 GEN_VAFORM_PAIRED(vmhaddshs, vmhraddshs, 16)
6411
6412 GEN_HANDLER(vmladduhm, 0x04, 0x11, 0xFF, 0x00000000, PPC_ALTIVEC)
6413 {
6414 TCGv_ptr ra, rb, rc, rd;
6415 if (unlikely(!ctx->altivec_enabled)) {
6416 gen_exception(ctx, POWERPC_EXCP_VPU);
6417 return;
6418 }
6419 ra = gen_avr_ptr(rA(ctx->opcode));
6420 rb = gen_avr_ptr(rB(ctx->opcode));
6421 rc = gen_avr_ptr(rC(ctx->opcode));
6422 rd = gen_avr_ptr(rD(ctx->opcode));
6423 gen_helper_vmladduhm(rd, ra, rb, rc);
6424 tcg_temp_free_ptr(ra);
6425 tcg_temp_free_ptr(rb);
6426 tcg_temp_free_ptr(rc);
6427 tcg_temp_free_ptr(rd);
6428 }
6429
6430 GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 18)
6431 GEN_VAFORM_PAIRED(vmsumuhm, vmsumuhs, 19)
6432 GEN_VAFORM_PAIRED(vmsumshm, vmsumshs, 20)
6433 GEN_VAFORM_PAIRED(vsel, vperm, 21)
6434 GEN_VAFORM_PAIRED(vmaddfp, vnmsubfp, 23)
6435
6436 /*** SPE extension ***/
6437 /* Register moves */
6438
6439 static always_inline void gen_load_gpr64(TCGv_i64 t, int reg) {
6440 #if defined(TARGET_PPC64)
6441 tcg_gen_mov_i64(t, cpu_gpr[reg]);
6442 #else
6443 tcg_gen_concat_i32_i64(t, cpu_gpr[reg], cpu_gprh[reg]);
6444 #endif
6445 }
6446
6447 static always_inline void gen_store_gpr64(int reg, TCGv_i64 t) {
6448 #if defined(TARGET_PPC64)
6449 tcg_gen_mov_i64(cpu_gpr[reg], t);
6450 #else
6451 TCGv_i64 tmp = tcg_temp_new_i64();
6452 tcg_gen_trunc_i64_i32(cpu_gpr[reg], t);
6453 tcg_gen_shri_i64(tmp, t, 32);
6454 tcg_gen_trunc_i64_i32(cpu_gprh[reg], tmp);
6455 tcg_temp_free_i64(tmp);
6456 #endif
6457 }
6458
6459 #define GEN_SPE(name0, name1, opc2, opc3, inval, type) \
6460 GEN_HANDLER(name0##_##name1, 0x04, opc2, opc3, inval, type) \
6461 { \
6462 if (Rc(ctx->opcode)) \
6463 gen_##name1(ctx); \
6464 else \
6465 gen_##name0(ctx); \
6466 }
6467
6468 /* Handler for undefined SPE opcodes */
6469 static always_inline void gen_speundef (DisasContext *ctx)
6470 {
6471 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
6472 }
6473
6474 /* SPE logic */
6475 #if defined(TARGET_PPC64)
6476 #define GEN_SPEOP_LOGIC2(name, tcg_op) \
6477 static always_inline void gen_##name (DisasContext *ctx) \
6478 { \
6479 if (unlikely(!ctx->spe_enabled)) { \
6480 gen_exception(ctx, POWERPC_EXCP_APU); \
6481 return; \
6482 } \
6483 tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
6484 cpu_gpr[rB(ctx->opcode)]); \
6485 }
6486 #else
6487 #define GEN_SPEOP_LOGIC2(name, tcg_op) \
6488 static always_inline void gen_##name (DisasContext *ctx) \
6489 { \
6490 if (unlikely(!ctx->spe_enabled)) { \
6491 gen_exception(ctx, POWERPC_EXCP_APU); \
6492 return; \
6493 } \
6494 tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
6495 cpu_gpr[rB(ctx->opcode)]); \
6496 tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], \
6497 cpu_gprh[rB(ctx->opcode)]); \
6498 }
6499 #endif
6500
6501 GEN_SPEOP_LOGIC2(evand, tcg_gen_and_tl);
6502 GEN_SPEOP_LOGIC2(evandc, tcg_gen_andc_tl);
6503 GEN_SPEOP_LOGIC2(evxor, tcg_gen_xor_tl);
6504 GEN_SPEOP_LOGIC2(evor, tcg_gen_or_tl);
6505 GEN_SPEOP_LOGIC2(evnor, tcg_gen_nor_tl);
6506 GEN_SPEOP_LOGIC2(eveqv, tcg_gen_eqv_tl);
6507 GEN_SPEOP_LOGIC2(evorc, tcg_gen_orc_tl);
6508 GEN_SPEOP_LOGIC2(evnand, tcg_gen_nand_tl);
6509
6510 /* SPE logic immediate */
6511 #if defined(TARGET_PPC64)
6512 #define GEN_SPEOP_TCG_LOGIC_IMM2(name, tcg_opi) \
6513 static always_inline void gen_##name (DisasContext *ctx) \
6514 { \
6515 if (unlikely(!ctx->spe_enabled)) { \
6516 gen_exception(ctx, POWERPC_EXCP_APU); \
6517 return; \
6518 } \
6519 TCGv_i32 t0 = tcg_temp_local_new_i32(); \
6520 TCGv_i32 t1 = tcg_temp_local_new_i32(); \
6521 TCGv_i64 t2 = tcg_temp_local_new_i64(); \
6522 tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \
6523 tcg_opi(t0, t0, rB(ctx->opcode)); \
6524 tcg_gen_shri_i64(t2, cpu_gpr[rA(ctx->opcode)], 32); \
6525 tcg_gen_trunc_i64_i32(t1, t2); \
6526 tcg_temp_free_i64(t2); \
6527 tcg_opi(t1, t1, rB(ctx->opcode)); \
6528 tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \
6529 tcg_temp_free_i32(t0); \
6530 tcg_temp_free_i32(t1); \
6531 }
6532 #else
6533 #define GEN_SPEOP_TCG_LOGIC_IMM2(name, tcg_opi) \
6534 static always_inline void gen_##name (DisasContext *ctx) \
6535 { \
6536 if (unlikely(!ctx->spe_enabled)) { \
6537 gen_exception(ctx, POWERPC_EXCP_APU); \
6538 return; \
6539 } \
6540 tcg_opi(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
6541 rB(ctx->opcode)); \
6542 tcg_opi(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], \
6543 rB(ctx->opcode)); \
6544 }
6545 #endif
6546 GEN_SPEOP_TCG_LOGIC_IMM2(evslwi, tcg_gen_shli_i32);
6547 GEN_SPEOP_TCG_LOGIC_IMM2(evsrwiu, tcg_gen_shri_i32);
6548 GEN_SPEOP_TCG_LOGIC_IMM2(evsrwis, tcg_gen_sari_i32);
6549 GEN_SPEOP_TCG_LOGIC_IMM2(evrlwi, tcg_gen_rotli_i32);
6550
6551 /* SPE arithmetic */
6552 #if defined(TARGET_PPC64)
6553 #define GEN_SPEOP_ARITH1(name, tcg_op) \
6554 static always_inline void gen_##name (DisasContext *ctx) \
6555 { \
6556 if (unlikely(!ctx->spe_enabled)) { \
6557 gen_exception(ctx, POWERPC_EXCP_APU); \
6558 return; \
6559 } \
6560 TCGv_i32 t0 = tcg_temp_local_new_i32(); \
6561 TCGv_i32 t1 = tcg_temp_local_new_i32(); \
6562 TCGv_i64 t2 = tcg_temp_local_new_i64(); \
6563 tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \
6564 tcg_op(t0, t0); \
6565 tcg_gen_shri_i64(t2, cpu_gpr[rA(ctx->opcode)], 32); \
6566 tcg_gen_trunc_i64_i32(t1, t2); \
6567 tcg_temp_free_i64(t2); \
6568 tcg_op(t1, t1); \
6569 tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \
6570 tcg_temp_free_i32(t0); \
6571 tcg_temp_free_i32(t1); \
6572 }
6573 #else
6574 #define GEN_SPEOP_ARITH1(name, tcg_op) \
6575 static always_inline void gen_##name (DisasContext *ctx) \
6576 { \
6577 if (unlikely(!ctx->spe_enabled)) { \
6578 gen_exception(ctx, POWERPC_EXCP_APU); \
6579 return; \
6580 } \
6581 tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]); \
6582 tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]); \
6583 }
6584 #endif
6585
6586 static always_inline void gen_op_evabs (TCGv_i32 ret, TCGv_i32 arg1)
6587 {
6588 int l1 = gen_new_label();
6589 int l2 = gen_new_label();
6590
6591 tcg_gen_brcondi_i32(TCG_COND_GE, arg1, 0, l1);
6592 tcg_gen_neg_i32(ret, arg1);
6593 tcg_gen_br(l2);
6594 gen_set_label(l1);
6595 tcg_gen_mov_i32(ret, arg1);
6596 gen_set_label(l2);
6597 }
6598 GEN_SPEOP_ARITH1(evabs, gen_op_evabs);
6599 GEN_SPEOP_ARITH1(evneg, tcg_gen_neg_i32);
6600 GEN_SPEOP_ARITH1(evextsb, tcg_gen_ext8s_i32);
6601 GEN_SPEOP_ARITH1(evextsh, tcg_gen_ext16s_i32);
6602 static always_inline void gen_op_evrndw (TCGv_i32 ret, TCGv_i32 arg1)
6603 {
6604 tcg_gen_addi_i32(ret, arg1, 0x8000);
6605 tcg_gen_ext16u_i32(ret, ret);
6606 }
6607 GEN_SPEOP_ARITH1(evrndw, gen_op_evrndw);
6608 GEN_SPEOP_ARITH1(evcntlsw, gen_helper_cntlsw32);
6609 GEN_SPEOP_ARITH1(evcntlzw, gen_helper_cntlzw32);
6610
6611 #if defined(TARGET_PPC64)
6612 #define GEN_SPEOP_ARITH2(name, tcg_op) \
6613 static always_inline void gen_##name (DisasContext *ctx) \
6614 { \
6615 if (unlikely(!ctx->spe_enabled)) { \
6616 gen_exception(ctx, POWERPC_EXCP_APU); \
6617 return; \
6618 } \
6619 TCGv_i32 t0 = tcg_temp_local_new_i32(); \
6620 TCGv_i32 t1 = tcg_temp_local_new_i32(); \
6621 TCGv_i32 t2 = tcg_temp_local_new_i32(); \
6622 TCGv_i64 t3 = tcg_temp_local_new_i64(); \
6623 tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \
6624 tcg_gen_trunc_i64_i32(t2, cpu_gpr[rB(ctx->opcode)]); \
6625 tcg_op(t0, t0, t2); \
6626 tcg_gen_shri_i64(t3, cpu_gpr[rA(ctx->opcode)], 32); \
6627 tcg_gen_trunc_i64_i32(t1, t3); \
6628 tcg_gen_shri_i64(t3, cpu_gpr[rB(ctx->opcode)], 32); \
6629 tcg_gen_trunc_i64_i32(t2, t3); \
6630 tcg_temp_free_i64(t3); \
6631 tcg_op(t1, t1, t2); \
6632 tcg_temp_free_i32(t2); \
6633 tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \
6634 tcg_temp_free_i32(t0); \
6635 tcg_temp_free_i32(t1); \
6636 }
6637 #else
6638 #define GEN_SPEOP_ARITH2(name, tcg_op) \
6639 static always_inline void gen_##name (DisasContext *ctx) \
6640 { \
6641 if (unlikely(!ctx->spe_enabled)) { \
6642 gen_exception(ctx, POWERPC_EXCP_APU); \
6643 return; \
6644 } \
6645 tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
6646 cpu_gpr[rB(ctx->opcode)]); \
6647 tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], \
6648 cpu_gprh[rB(ctx->opcode)]); \
6649 }
6650 #endif
6651
6652 static always_inline void gen_op_evsrwu (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
6653 {
6654 TCGv_i32 t0;
6655 int l1, l2;
6656
6657 l1 = gen_new_label();
6658 l2 = gen_new_label();
6659 t0 = tcg_temp_local_new_i32();
6660 /* No error here: 6 bits are used */
6661 tcg_gen_andi_i32(t0, arg2, 0x3F);
6662 tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1);
6663 tcg_gen_shr_i32(ret, arg1, t0);
6664 tcg_gen_br(l2);
6665 gen_set_label(l1);
6666 tcg_gen_movi_i32(ret, 0);
6667 tcg_gen_br(l2);
6668 tcg_temp_free_i32(t0);
6669 }
6670 GEN_SPEOP_ARITH2(evsrwu, gen_op_evsrwu);
6671 static always_inline void gen_op_evsrws (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
6672 {
6673 TCGv_i32 t0;
6674 int l1, l2;
6675
6676 l1 = gen_new_label();
6677 l2 = gen_new_label();
6678 t0 = tcg_temp_local_new_i32();
6679 /* No error here: 6 bits are used */
6680 tcg_gen_andi_i32(t0, arg2, 0x3F);
6681 tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1);
6682 tcg_gen_sar_i32(ret, arg1, t0);
6683 tcg_gen_br(l2);
6684 gen_set_label(l1);
6685 tcg_gen_movi_i32(ret, 0);
6686 tcg_gen_br(l2);
6687 tcg_temp_free_i32(t0);
6688 }
6689 GEN_SPEOP_ARITH2(evsrws, gen_op_evsrws);
6690 static always_inline void gen_op_evslw (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
6691 {
6692 TCGv_i32 t0;
6693 int l1, l2;
6694
6695 l1 = gen_new_label();
6696 l2 = gen_new_label();
6697 t0 = tcg_temp_local_new_i32();
6698 /* No error here: 6 bits are used */
6699 tcg_gen_andi_i32(t0, arg2, 0x3F);
6700 tcg_gen_brcondi_i32(TCG_COND_GE, t0, 32, l1);
6701 tcg_gen_shl_i32(ret, arg1, t0);
6702 tcg_gen_br(l2);
6703 gen_set_label(l1);
6704 tcg_gen_movi_i32(ret, 0);
6705 tcg_gen_br(l2);
6706 tcg_temp_free_i32(t0);
6707 }
6708 GEN_SPEOP_ARITH2(evslw, gen_op_evslw);
6709 static always_inline void gen_op_evrlw (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
6710 {
6711 TCGv_i32 t0 = tcg_temp_new_i32();
6712 tcg_gen_andi_i32(t0, arg2, 0x1F);
6713 tcg_gen_rotl_i32(ret, arg1, t0);
6714 tcg_temp_free_i32(t0);
6715 }
6716 GEN_SPEOP_ARITH2(evrlw, gen_op_evrlw);
6717 static always_inline void gen_evmergehi (DisasContext *ctx)
6718 {
6719 if (unlikely(!ctx->spe_enabled)) {
6720 gen_exception(ctx, POWERPC_EXCP_APU);
6721 return;
6722 }
6723 #if defined(TARGET_PPC64)
6724 TCGv t0 = tcg_temp_new();
6725 TCGv t1 = tcg_temp_new();
6726 tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 32);
6727 tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], 0xFFFFFFFF0000000ULL);
6728 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1);
6729 tcg_temp_free(t0);
6730 tcg_temp_free(t1);
6731 #else
6732 tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]);
6733 tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]);
6734 #endif
6735 }
6736 GEN_SPEOP_ARITH2(evaddw, tcg_gen_add_i32);
6737 static always_inline void gen_op_evsubf (TCGv_i32 ret, TCGv_i32 arg1, TCGv_i32 arg2)
6738 {
6739 tcg_gen_sub_i32(ret, arg2, arg1);
6740 }
6741 GEN_SPEOP_ARITH2(evsubfw, gen_op_evsubf);
6742
6743 /* SPE arithmetic immediate */
6744 #if defined(TARGET_PPC64)
6745 #define GEN_SPEOP_ARITH_IMM2(name, tcg_op) \
6746 static always_inline void gen_##name (DisasContext *ctx) \
6747 { \
6748 if (unlikely(!ctx->spe_enabled)) { \
6749 gen_exception(ctx, POWERPC_EXCP_APU); \
6750 return; \
6751 } \
6752 TCGv_i32 t0 = tcg_temp_local_new_i32(); \
6753 TCGv_i32 t1 = tcg_temp_local_new_i32(); \
6754 TCGv_i64 t2 = tcg_temp_local_new_i64(); \
6755 tcg_gen_trunc_i64_i32(t0, cpu_gpr[rB(ctx->opcode)]); \
6756 tcg_op(t0, t0, rA(ctx->opcode)); \
6757 tcg_gen_shri_i64(t2, cpu_gpr[rB(ctx->opcode)], 32); \
6758 tcg_gen_trunc_i64_i32(t1, t2); \
6759 tcg_temp_free_i64(t2); \
6760 tcg_op(t1, t1, rA(ctx->opcode)); \
6761 tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1); \
6762 tcg_temp_free_i32(t0); \
6763 tcg_temp_free_i32(t1); \
6764 }
6765 #else
6766 #define GEN_SPEOP_ARITH_IMM2(name, tcg_op) \
6767 static always_inline void gen_##name (DisasContext *ctx) \
6768 { \
6769 if (unlikely(!ctx->spe_enabled)) { \
6770 gen_exception(ctx, POWERPC_EXCP_APU); \
6771 return; \
6772 } \
6773 tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
6774 rA(ctx->opcode)); \
6775 tcg_op(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)], \
6776 rA(ctx->opcode)); \
6777 }
6778 #endif
6779 GEN_SPEOP_ARITH_IMM2(evaddiw, tcg_gen_addi_i32);
6780 GEN_SPEOP_ARITH_IMM2(evsubifw, tcg_gen_subi_i32);
6781
6782 /* SPE comparison */
6783 #if defined(TARGET_PPC64)
6784 #define GEN_SPEOP_COMP(name, tcg_cond) \
6785 static always_inline void gen_##name (DisasContext *ctx) \
6786 { \
6787 if (unlikely(!ctx->spe_enabled)) { \
6788 gen_exception(ctx, POWERPC_EXCP_APU); \
6789 return; \
6790 } \
6791 int l1 = gen_new_label(); \
6792 int l2 = gen_new_label(); \
6793 int l3 = gen_new_label(); \
6794 int l4 = gen_new_label(); \
6795 TCGv_i32 t0 = tcg_temp_local_new_i32(); \
6796 TCGv_i32 t1 = tcg_temp_local_new_i32(); \
6797 TCGv_i64 t2 = tcg_temp_local_new_i64(); \
6798 tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]); \
6799 tcg_gen_trunc_i64_i32(t1, cpu_gpr[rB(ctx->opcode)]); \
6800 tcg_gen_brcond_i32(tcg_cond, t0, t1, l1); \
6801 tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], 0); \
6802 tcg_gen_br(l2); \
6803 gen_set_label(l1); \
6804 tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], \
6805 CRF_CL | CRF_CH_OR_CL | CRF_CH_AND_CL); \
6806 gen_set_label(l2); \
6807 tcg_gen_shri_i64(t2, cpu_gpr[rA(ctx->opcode)], 32); \
6808 tcg_gen_trunc_i64_i32(t0, t2); \
6809 tcg_gen_shri_i64(t2, cpu_gpr[rB(ctx->opcode)], 32); \
6810 tcg_gen_trunc_i64_i32(t1, t2); \
6811 tcg_temp_free_i64(t2); \
6812 tcg_gen_brcond_i32(tcg_cond, t0, t1, l3); \
6813 tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \
6814 ~(CRF_CH | CRF_CH_AND_CL)); \
6815 tcg_gen_br(l4); \
6816 gen_set_label(l3); \
6817 tcg_gen_ori_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \
6818 CRF_CH | CRF_CH_OR_CL); \
6819 gen_set_label(l4); \
6820 tcg_temp_free_i32(t0); \
6821 tcg_temp_free_i32(t1); \
6822 }
6823 #else
6824 #define GEN_SPEOP_COMP(name, tcg_cond) \
6825 static always_inline void gen_##name (DisasContext *ctx) \
6826 { \
6827 if (unlikely(!ctx->spe_enabled)) { \
6828 gen_exception(ctx, POWERPC_EXCP_APU); \
6829 return; \
6830 } \
6831 int l1 = gen_new_label(); \
6832 int l2 = gen_new_label(); \
6833 int l3 = gen_new_label(); \
6834 int l4 = gen_new_label(); \
6835 \
6836 tcg_gen_brcond_i32(tcg_cond, cpu_gpr[rA(ctx->opcode)], \
6837 cpu_gpr[rB(ctx->opcode)], l1); \
6838 tcg_gen_movi_tl(cpu_crf[crfD(ctx->opcode)], 0); \
6839 tcg_gen_br(l2); \
6840 gen_set_label(l1); \
6841 tcg_gen_movi_i32(cpu_crf[crfD(ctx->opcode)], \
6842 CRF_CL | CRF_CH_OR_CL | CRF_CH_AND_CL); \
6843 gen_set_label(l2); \
6844 tcg_gen_brcond_i32(tcg_cond, cpu_gprh[rA(ctx->opcode)], \
6845 cpu_gprh[rB(ctx->opcode)], l3); \
6846 tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \
6847 ~(CRF_CH | CRF_CH_AND_CL)); \
6848 tcg_gen_br(l4); \
6849 gen_set_label(l3); \
6850 tcg_gen_ori_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], \
6851 CRF_CH | CRF_CH_OR_CL); \
6852 gen_set_label(l4); \
6853 }
6854 #endif
6855 GEN_SPEOP_COMP(evcmpgtu, TCG_COND_GTU);
6856 GEN_SPEOP_COMP(evcmpgts, TCG_COND_GT);
6857 GEN_SPEOP_COMP(evcmpltu, TCG_COND_LTU);
6858 GEN_SPEOP_COMP(evcmplts, TCG_COND_LT);
6859 GEN_SPEOP_COMP(evcmpeq, TCG_COND_EQ);
6860
6861 /* SPE misc */
6862 static always_inline void gen_brinc (DisasContext *ctx)
6863 {
6864 /* Note: brinc is usable even if SPE is disabled */
6865 gen_helper_brinc(cpu_gpr[rD(ctx->opcode)],
6866 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
6867 }
6868 static always_inline void gen_evmergelo (DisasContext *ctx)
6869 {
6870 if (unlikely(!ctx->spe_enabled)) {
6871 gen_exception(ctx, POWERPC_EXCP_APU);
6872 return;
6873 }
6874 #if defined(TARGET_PPC64)
6875 TCGv t0 = tcg_temp_new();
6876 TCGv t1 = tcg_temp_new();
6877 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x00000000FFFFFFFFLL);
6878 tcg_gen_shli_tl(t1, cpu_gpr[rA(ctx->opcode)], 32);
6879 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1);
6880 tcg_temp_free(t0);
6881 tcg_temp_free(t1);
6882 #else
6883 tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
6884 tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
6885 #endif
6886 }
6887 static always_inline void gen_evmergehilo (DisasContext *ctx)
6888 {
6889 if (unlikely(!ctx->spe_enabled)) {
6890 gen_exception(ctx, POWERPC_EXCP_APU);
6891 return;
6892 }
6893 #if defined(TARGET_PPC64)
6894 TCGv t0 = tcg_temp_new();
6895 TCGv t1 = tcg_temp_new();
6896 tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x00000000FFFFFFFFLL);
6897 tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], 0xFFFFFFFF0000000ULL);
6898 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1);
6899 tcg_temp_free(t0);
6900 tcg_temp_free(t1);
6901 #else
6902 tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
6903 tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]);
6904 #endif
6905 }
6906 static always_inline void gen_evmergelohi (DisasContext *ctx)
6907 {
6908 if (unlikely(!ctx->spe_enabled)) {
6909 gen_exception(ctx, POWERPC_EXCP_APU);
6910 return;
6911 }
6912 #if defined(TARGET_PPC64)
6913 TCGv t0 = tcg_temp_new();
6914 TCGv t1 = tcg_temp_new();
6915 tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 32);
6916 tcg_gen_shli_tl(t1, cpu_gpr[rA(ctx->opcode)], 32);
6917 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1);
6918 tcg_temp_free(t0);
6919 tcg_temp_free(t1);
6920 #else
6921 tcg_gen_mov_i32(cpu_gpr[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]);
6922 tcg_gen_mov_i32(cpu_gprh[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
6923 #endif
6924 }
6925 static always_inline void gen_evsplati (DisasContext *ctx)
6926 {
6927 uint64_t imm = ((int32_t)(rA(ctx->opcode) << 11)) >> 27;
6928
6929 #if defined(TARGET_PPC64)
6930 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], (imm << 32) | imm);
6931 #else
6932 tcg_gen_movi_i32(cpu_gpr[rD(ctx->opcode)], imm);
6933 tcg_gen_movi_i32(cpu_gprh[rD(ctx->opcode)], imm);
6934 #endif
6935 }
6936 static always_inline void gen_evsplatfi (DisasContext *ctx)
6937 {
6938 uint64_t imm = rA(ctx->opcode) << 11;
6939
6940 #if defined(TARGET_PPC64)
6941 tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], (imm << 32) | imm);
6942 #else
6943 tcg_gen_movi_i32(cpu_gpr[rD(ctx->opcode)], imm);
6944 tcg_gen_movi_i32(cpu_gprh[rD(ctx->opcode)], imm);
6945 #endif
6946 }
6947
6948 static always_inline void gen_evsel (DisasContext *ctx)
6949 {
6950 int l1 = gen_new_label();
6951 int l2 = gen_new_label();
6952 int l3 = gen_new_label();
6953 int l4 = gen_new_label();
6954 TCGv_i32 t0 = tcg_temp_local_new_i32();
6955 #if defined(TARGET_PPC64)
6956 TCGv t1 = tcg_temp_local_new();
6957 TCGv t2 = tcg_temp_local_new();
6958 #endif
6959 tcg_gen_andi_i32(t0, cpu_crf[ctx->opcode & 0x07], 1 << 3);
6960 tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l1);
6961 #if defined(TARGET_PPC64)
6962 tcg_gen_andi_tl(t1, cpu_gpr[rA(ctx->opcode)], 0xFFFFFFFF00000000ULL);
6963 #else
6964 tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rA(ctx->opcode)]);
6965 #endif
6966 tcg_gen_br(l2);
6967 gen_set_label(l1);
6968 #if defined(TARGET_PPC64)
6969 tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0xFFFFFFFF00000000ULL);
6970 #else
6971 tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rB(ctx->opcode)]);
6972 #endif
6973 gen_set_label(l2);
6974 tcg_gen_andi_i32(t0, cpu_crf[ctx->opcode & 0x07], 1 << 2);
6975 tcg_gen_brcondi_i32(TCG_COND_EQ, t0, 0, l3);
6976 #if defined(TARGET_PPC64)
6977 tcg_gen_andi_tl(t2, cpu_gpr[rA(ctx->opcode)], 0x00000000FFFFFFFFULL);
6978 #else
6979 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
6980 #endif
6981 tcg_gen_br(l4);
6982 gen_set_label(l3);
6983 #if defined(TARGET_PPC64)
6984 tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x00000000FFFFFFFFULL);
6985 #else
6986 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
6987 #endif
6988 gen_set_label(l4);
6989 tcg_temp_free_i32(t0);
6990 #if defined(TARGET_PPC64)
6991 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t1, t2);
6992 tcg_temp_free(t1);
6993 tcg_temp_free(t2);
6994 #endif
6995 }
6996 GEN_HANDLER2(evsel0, "evsel", 0x04, 0x1c, 0x09, 0x00000000, PPC_SPE)
6997 {
6998 gen_evsel(ctx);
6999 }
7000 GEN_HANDLER2(evsel1, "evsel", 0x04, 0x1d, 0x09, 0x00000000, PPC_SPE)
7001 {
7002 gen_evsel(ctx);
7003 }
7004 GEN_HANDLER2(evsel2, "evsel", 0x04, 0x1e, 0x09, 0x00000000, PPC_SPE)
7005 {
7006 gen_evsel(ctx);
7007 }
7008 GEN_HANDLER2(evsel3, "evsel", 0x04, 0x1f, 0x09, 0x00000000, PPC_SPE)
7009 {
7010 gen_evsel(ctx);
7011 }
7012
7013 GEN_SPE(evaddw, speundef, 0x00, 0x08, 0x00000000, PPC_SPE); ////
7014 GEN_SPE(evaddiw, speundef, 0x01, 0x08, 0x00000000, PPC_SPE);
7015 GEN_SPE(evsubfw, speundef, 0x02, 0x08, 0x00000000, PPC_SPE); ////
7016 GEN_SPE(evsubifw, speundef, 0x03, 0x08, 0x00000000, PPC_SPE);
7017 GEN_SPE(evabs, evneg, 0x04, 0x08, 0x0000F800, PPC_SPE); ////
7018 GEN_SPE(evextsb, evextsh, 0x05, 0x08, 0x0000F800, PPC_SPE); ////
7019 GEN_SPE(evrndw, evcntlzw, 0x06, 0x08, 0x0000F800, PPC_SPE); ////
7020 GEN_SPE(evcntlsw, brinc, 0x07, 0x08, 0x00000000, PPC_SPE); //
7021 GEN_SPE(speundef, evand, 0x08, 0x08, 0x00000000, PPC_SPE); ////
7022 GEN_SPE(evandc, speundef, 0x09, 0x08, 0x00000000, PPC_SPE); ////
7023 GEN_SPE(evxor, evor, 0x0B, 0x08, 0x00000000, PPC_SPE); ////
7024 GEN_SPE(evnor, eveqv, 0x0C, 0x08, 0x00000000, PPC_SPE); ////
7025 GEN_SPE(speundef, evorc, 0x0D, 0x08, 0x00000000, PPC_SPE); ////
7026 GEN_SPE(evnand, speundef, 0x0F, 0x08, 0x00000000, PPC_SPE); ////
7027 GEN_SPE(evsrwu, evsrws, 0x10, 0x08, 0x00000000, PPC_SPE); ////
7028 GEN_SPE(evsrwiu, evsrwis, 0x11, 0x08, 0x00000000, PPC_SPE);
7029 GEN_SPE(evslw, speundef, 0x12, 0x08, 0x00000000, PPC_SPE); ////
7030 GEN_SPE(evslwi, speundef, 0x13, 0x08, 0x00000000, PPC_SPE);
7031 GEN_SPE(evrlw, evsplati, 0x14, 0x08, 0x00000000, PPC_SPE); //
7032 GEN_SPE(evrlwi, evsplatfi, 0x15, 0x08, 0x00000000, PPC_SPE);
7033 GEN_SPE(evmergehi, evmergelo, 0x16, 0x08, 0x00000000, PPC_SPE); ////
7034 GEN_SPE(evmergehilo, evmergelohi, 0x17, 0x08, 0x00000000, PPC_SPE); ////
7035 GEN_SPE(evcmpgtu, evcmpgts, 0x18, 0x08, 0x00600000, PPC_SPE); ////
7036 GEN_SPE(evcmpltu, evcmplts, 0x19, 0x08, 0x00600000, PPC_SPE); ////
7037 GEN_SPE(evcmpeq, speundef, 0x1A, 0x08, 0x00600000, PPC_SPE); ////
7038
7039 /* SPE load and stores */
7040 static always_inline void gen_addr_spe_imm_index (DisasContext *ctx, TCGv EA, int sh)
7041 {
7042 target_ulong uimm = rB(ctx->opcode);
7043
7044 if (rA(ctx->opcode) == 0) {
7045 tcg_gen_movi_tl(EA, uimm << sh);
7046 } else {
7047 tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], uimm << sh);
7048 #if defined(TARGET_PPC64)
7049 if (!ctx->sf_mode) {
7050 tcg_gen_ext32u_tl(EA, EA);
7051 }
7052 #endif
7053 }
7054 }
7055
7056 static always_inline void gen_op_evldd(DisasContext *ctx, TCGv addr)
7057 {
7058 #if defined(TARGET_PPC64)
7059 gen_qemu_ld64(ctx, cpu_gpr[rD(ctx->opcode)], addr);
7060 #else
7061 TCGv_i64 t0 = tcg_temp_new_i64();
7062 gen_qemu_ld64(ctx, t0, addr);
7063 tcg_gen_trunc_i64_i32(cpu_gpr[rD(ctx->opcode)], t0);
7064 tcg_gen_shri_i64(t0, t0, 32);
7065 tcg_gen_trunc_i64_i32(cpu_gprh[rD(ctx->opcode)], t0);
7066 tcg_temp_free_i64(t0);
7067 #endif
7068 }
7069
7070 static always_inline void gen_op_evldw(DisasContext *ctx, TCGv addr)
7071 {
7072 #if defined(TARGET_PPC64)
7073 TCGv t0 = tcg_temp_new();
7074 gen_qemu_ld32u(ctx, t0, addr);
7075 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
7076 gen_addr_add(ctx, addr, addr, 4);
7077 gen_qemu_ld32u(ctx, t0, addr);
7078 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7079 tcg_temp_free(t0);
7080 #else
7081 gen_qemu_ld32u(ctx, cpu_gprh[rD(ctx->opcode)], addr);
7082 gen_addr_add(ctx, addr, addr, 4);
7083 gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], addr);
7084 #endif
7085 }
7086
7087 static always_inline void gen_op_evldh(DisasContext *ctx, TCGv addr)
7088 {
7089 TCGv t0 = tcg_temp_new();
7090 #if defined(TARGET_PPC64)
7091 gen_qemu_ld16u(ctx, t0, addr);
7092 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
7093 gen_addr_add(ctx, addr, addr, 2);
7094 gen_qemu_ld16u(ctx, t0, addr);
7095 tcg_gen_shli_tl(t0, t0, 32);
7096 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7097 gen_addr_add(ctx, addr, addr, 2);
7098 gen_qemu_ld16u(ctx, t0, addr);
7099 tcg_gen_shli_tl(t0, t0, 16);
7100 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7101 gen_addr_add(ctx, addr, addr, 2);
7102 gen_qemu_ld16u(ctx, t0, addr);
7103 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7104 #else
7105 gen_qemu_ld16u(ctx, t0, addr);
7106 tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
7107 gen_addr_add(ctx, addr, addr, 2);
7108 gen_qemu_ld16u(ctx, t0, addr);
7109 tcg_gen_or_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rD(ctx->opcode)], t0);
7110 gen_addr_add(ctx, addr, addr, 2);
7111 gen_qemu_ld16u(ctx, t0, addr);
7112 tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
7113 gen_addr_add(ctx, addr, addr, 2);
7114 gen_qemu_ld16u(ctx, t0, addr);
7115 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7116 #endif
7117 tcg_temp_free(t0);
7118 }
7119
7120 static always_inline void gen_op_evlhhesplat(DisasContext *ctx, TCGv addr)
7121 {
7122 TCGv t0 = tcg_temp_new();
7123 gen_qemu_ld16u(ctx, t0, addr);
7124 #if defined(TARGET_PPC64)
7125 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
7126 tcg_gen_shli_tl(t0, t0, 16);
7127 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7128 #else
7129 tcg_gen_shli_tl(t0, t0, 16);
7130 tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0);
7131 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
7132 #endif
7133 tcg_temp_free(t0);
7134 }
7135
7136 static always_inline void gen_op_evlhhousplat(DisasContext *ctx, TCGv addr)
7137 {
7138 TCGv t0 = tcg_temp_new();
7139 gen_qemu_ld16u(ctx, t0, addr);
7140 #if defined(TARGET_PPC64)
7141 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
7142 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7143 #else
7144 tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0);
7145 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
7146 #endif
7147 tcg_temp_free(t0);
7148 }
7149
7150 static always_inline void gen_op_evlhhossplat(DisasContext *ctx, TCGv addr)
7151 {
7152 TCGv t0 = tcg_temp_new();
7153 gen_qemu_ld16s(ctx, t0, addr);
7154 #if defined(TARGET_PPC64)
7155 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
7156 tcg_gen_ext32u_tl(t0, t0);
7157 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7158 #else
7159 tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0);
7160 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
7161 #endif
7162 tcg_temp_free(t0);
7163 }
7164
7165 static always_inline void gen_op_evlwhe(DisasContext *ctx, TCGv addr)
7166 {
7167 TCGv t0 = tcg_temp_new();
7168 #if defined(TARGET_PPC64)
7169 gen_qemu_ld16u(ctx, t0, addr);
7170 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
7171 gen_addr_add(ctx, addr, addr, 2);
7172 gen_qemu_ld16u(ctx, t0, addr);
7173 tcg_gen_shli_tl(t0, t0, 16);
7174 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7175 #else
7176 gen_qemu_ld16u(ctx, t0, addr);
7177 tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
7178 gen_addr_add(ctx, addr, addr, 2);
7179 gen_qemu_ld16u(ctx, t0, addr);
7180 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 16);
7181 #endif
7182 tcg_temp_free(t0);
7183 }
7184
7185 static always_inline void gen_op_evlwhou(DisasContext *ctx, TCGv addr)
7186 {
7187 #if defined(TARGET_PPC64)
7188 TCGv t0 = tcg_temp_new();
7189 gen_qemu_ld16u(ctx, cpu_gpr[rD(ctx->opcode)], addr);
7190 gen_addr_add(ctx, addr, addr, 2);
7191 gen_qemu_ld16u(ctx, t0, addr);
7192 tcg_gen_shli_tl(t0, t0, 32);
7193 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7194 tcg_temp_free(t0);
7195 #else
7196 gen_qemu_ld16u(ctx, cpu_gprh[rD(ctx->opcode)], addr);
7197 gen_addr_add(ctx, addr, addr, 2);
7198 gen_qemu_ld16u(ctx, cpu_gpr[rD(ctx->opcode)], addr);
7199 #endif
7200 }
7201
7202 static always_inline void gen_op_evlwhos(DisasContext *ctx, TCGv addr)
7203 {
7204 #if defined(TARGET_PPC64)
7205 TCGv t0 = tcg_temp_new();
7206 gen_qemu_ld16s(ctx, t0, addr);
7207 tcg_gen_ext32u_tl(cpu_gpr[rD(ctx->opcode)], t0);
7208 gen_addr_add(ctx, addr, addr, 2);
7209 gen_qemu_ld16s(ctx, t0, addr);
7210 tcg_gen_shli_tl(t0, t0, 32);
7211 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7212 tcg_temp_free(t0);
7213 #else
7214 gen_qemu_ld16s(ctx, cpu_gprh[rD(ctx->opcode)], addr);
7215 gen_addr_add(ctx, addr, addr, 2);
7216 gen_qemu_ld16s(ctx, cpu_gpr[rD(ctx->opcode)], addr);
7217 #endif
7218 }
7219
7220 static always_inline void gen_op_evlwwsplat(DisasContext *ctx, TCGv addr)
7221 {
7222 TCGv t0 = tcg_temp_new();
7223 gen_qemu_ld32u(ctx, t0, addr);
7224 #if defined(TARGET_PPC64)
7225 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
7226 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7227 #else
7228 tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0);
7229 tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
7230 #endif
7231 tcg_temp_free(t0);
7232 }
7233
7234 static always_inline void gen_op_evlwhsplat(DisasContext *ctx, TCGv addr)
7235 {
7236 TCGv t0 = tcg_temp_new();
7237 #if defined(TARGET_PPC64)
7238 gen_qemu_ld16u(ctx, t0, addr);
7239 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
7240 tcg_gen_shli_tl(t0, t0, 32);
7241 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7242 gen_addr_add(ctx, addr, addr, 2);
7243 gen_qemu_ld16u(ctx, t0, addr);
7244 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7245 tcg_gen_shli_tl(t0, t0, 16);
7246 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
7247 #else
7248 gen_qemu_ld16u(ctx, t0, addr);
7249 tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
7250 tcg_gen_or_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rD(ctx->opcode)], t0);
7251 gen_addr_add(ctx, addr, addr, 2);
7252 gen_qemu_ld16u(ctx, t0, addr);
7253 tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 16);
7254 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gprh[rD(ctx->opcode)], t0);
7255 #endif
7256 tcg_temp_free(t0);
7257 }
7258
7259 static always_inline void gen_op_evstdd(DisasContext *ctx, TCGv addr)
7260 {
7261 #if defined(TARGET_PPC64)
7262 gen_qemu_st64(ctx, cpu_gpr[rS(ctx->opcode)], addr);
7263 #else
7264 TCGv_i64 t0 = tcg_temp_new_i64();
7265 tcg_gen_concat_i32_i64(t0, cpu_gpr[rS(ctx->opcode)], cpu_gprh[rS(ctx->opcode)]);
7266 gen_qemu_st64(ctx, t0, addr);
7267 tcg_temp_free_i64(t0);
7268 #endif
7269 }
7270
7271 static always_inline void gen_op_evstdw(DisasContext *ctx, TCGv addr)
7272 {
7273 #if defined(TARGET_PPC64)
7274 TCGv t0 = tcg_temp_new();
7275 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
7276 gen_qemu_st32(ctx, t0, addr);
7277 tcg_temp_free(t0);
7278 #else
7279 gen_qemu_st32(ctx, cpu_gprh[rS(ctx->opcode)], addr);
7280 #endif
7281 gen_addr_add(ctx, addr, addr, 4);
7282 gen_qemu_st32(ctx, cpu_gpr[rS(ctx->opcode)], addr);
7283 }
7284
7285 static always_inline void gen_op_evstdh(DisasContext *ctx, TCGv addr)
7286 {
7287 TCGv t0 = tcg_temp_new();
7288 #if defined(TARGET_PPC64)
7289 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 48);
7290 #else
7291 tcg_gen_shri_tl(t0, cpu_gprh[rS(ctx->opcode)], 16);
7292 #endif
7293 gen_qemu_st16(ctx, t0, addr);
7294 gen_addr_add(ctx, addr, addr, 2);
7295 #if defined(TARGET_PPC64)
7296 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
7297 gen_qemu_st16(ctx, t0, addr);
7298 #else
7299 gen_qemu_st16(ctx, cpu_gprh[rS(ctx->opcode)], addr);
7300 #endif
7301 gen_addr_add(ctx, addr, addr, 2);
7302 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 16);
7303 gen_qemu_st16(ctx, t0, addr);
7304 tcg_temp_free(t0);
7305 gen_addr_add(ctx, addr, addr, 2);
7306 gen_qemu_st16(ctx, cpu_gpr[rS(ctx->opcode)], addr);
7307 }
7308
7309 static always_inline void gen_op_evstwhe(DisasContext *ctx, TCGv addr)
7310 {
7311 TCGv t0 = tcg_temp_new();
7312 #if defined(TARGET_PPC64)
7313 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 48);
7314 #else
7315 tcg_gen_shri_tl(t0, cpu_gprh[rS(ctx->opcode)], 16);
7316 #endif
7317 gen_qemu_st16(ctx, t0, addr);
7318 gen_addr_add(ctx, addr, addr, 2);
7319 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 16);
7320 gen_qemu_st16(ctx, t0, addr);
7321 tcg_temp_free(t0);
7322 }
7323
7324 static always_inline void gen_op_evstwho(DisasContext *ctx, TCGv addr)
7325 {
7326 #if defined(TARGET_PPC64)
7327 TCGv t0 = tcg_temp_new();
7328 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
7329 gen_qemu_st16(ctx, t0, addr);
7330 tcg_temp_free(t0);
7331 #else
7332 gen_qemu_st16(ctx, cpu_gprh[rS(ctx->opcode)], addr);
7333 #endif
7334 gen_addr_add(ctx, addr, addr, 2);
7335 gen_qemu_st16(ctx, cpu_gpr[rS(ctx->opcode)], addr);
7336 }
7337
7338 static always_inline void gen_op_evstwwe(DisasContext *ctx, TCGv addr)
7339 {
7340 #if defined(TARGET_PPC64)
7341 TCGv t0 = tcg_temp_new();
7342 tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
7343 gen_qemu_st32(ctx, t0, addr);
7344 tcg_temp_free(t0);
7345 #else
7346 gen_qemu_st32(ctx, cpu_gprh[rS(ctx->opcode)], addr);
7347 #endif
7348 }
7349
7350 static always_inline void gen_op_evstwwo(DisasContext *ctx, TCGv addr)
7351 {
7352 gen_qemu_st32(ctx, cpu_gpr[rS(ctx->opcode)], addr);
7353 }
7354
7355 #define GEN_SPEOP_LDST(name, opc2, sh) \
7356 GEN_HANDLER(name, 0x04, opc2, 0x0C, 0x00000000, PPC_SPE) \
7357 { \
7358 TCGv t0; \
7359 if (unlikely(!ctx->spe_enabled)) { \
7360 gen_exception(ctx, POWERPC_EXCP_APU); \
7361 return; \
7362 } \
7363 gen_set_access_type(ctx, ACCESS_INT); \
7364 t0 = tcg_temp_new(); \
7365 if (Rc(ctx->opcode)) { \
7366 gen_addr_spe_imm_index(ctx, t0, sh); \
7367 } else { \
7368 gen_addr_reg_index(ctx, t0); \
7369 } \
7370 gen_op_##name(ctx, t0); \
7371 tcg_temp_free(t0); \
7372 }
7373
7374 GEN_SPEOP_LDST(evldd, 0x00, 3);
7375 GEN_SPEOP_LDST(evldw, 0x01, 3);
7376 GEN_SPEOP_LDST(evldh, 0x02, 3);
7377 GEN_SPEOP_LDST(evlhhesplat, 0x04, 1);
7378 GEN_SPEOP_LDST(evlhhousplat, 0x06, 1);
7379 GEN_SPEOP_LDST(evlhhossplat, 0x07, 1);
7380 GEN_SPEOP_LDST(evlwhe, 0x08, 2);
7381 GEN_SPEOP_LDST(evlwhou, 0x0A, 2);
7382 GEN_SPEOP_LDST(evlwhos, 0x0B, 2);
7383 GEN_SPEOP_LDST(evlwwsplat, 0x0C, 2);
7384 GEN_SPEOP_LDST(evlwhsplat, 0x0E, 2);
7385
7386 GEN_SPEOP_LDST(evstdd, 0x10, 3);
7387 GEN_SPEOP_LDST(evstdw, 0x11, 3);
7388 GEN_SPEOP_LDST(evstdh, 0x12, 3);
7389 GEN_SPEOP_LDST(evstwhe, 0x18, 2);
7390 GEN_SPEOP_LDST(evstwho, 0x1A, 2);
7391 GEN_SPEOP_LDST(evstwwe, 0x1C, 2);
7392 GEN_SPEOP_LDST(evstwwo, 0x1E, 2);
7393
7394 /* Multiply and add - TODO */
7395 #if 0
7396 GEN_SPE(speundef, evmhessf, 0x01, 0x10, 0x00000000, PPC_SPE);
7397 GEN_SPE(speundef, evmhossf, 0x03, 0x10, 0x00000000, PPC_SPE);
7398 GEN_SPE(evmheumi, evmhesmi, 0x04, 0x10, 0x00000000, PPC_SPE);
7399 GEN_SPE(speundef, evmhesmf, 0x05, 0x10, 0x00000000, PPC_SPE);
7400 GEN_SPE(evmhoumi, evmhosmi, 0x06, 0x10, 0x00000000, PPC_SPE);
7401 GEN_SPE(speundef, evmhosmf, 0x07, 0x10, 0x00000000, PPC_SPE);
7402 GEN_SPE(speundef, evmhessfa, 0x11, 0x10, 0x00000000, PPC_SPE);
7403 GEN_SPE(speundef, evmhossfa, 0x13, 0x10, 0x00000000, PPC_SPE);
7404 GEN_SPE(evmheumia, evmhesmia, 0x14, 0x10, 0x00000000, PPC_SPE);
7405 GEN_SPE(speundef, evmhesmfa, 0x15, 0x10, 0x00000000, PPC_SPE);
7406 GEN_SPE(evmhoumia, evmhosmia, 0x16, 0x10, 0x00000000, PPC_SPE);
7407 GEN_SPE(speundef, evmhosmfa, 0x17, 0x10, 0x00000000, PPC_SPE);
7408
7409 GEN_SPE(speundef, evmwhssf, 0x03, 0x11, 0x00000000, PPC_SPE);
7410 GEN_SPE(evmwlumi, speundef, 0x04, 0x11, 0x00000000, PPC_SPE);
7411 GEN_SPE(evmwhumi, evmwhsmi, 0x06, 0x11, 0x00000000, PPC_SPE);
7412 GEN_SPE(speundef, evmwhsmf, 0x07, 0x11, 0x00000000, PPC_SPE);
7413 GEN_SPE(speundef, evmwssf, 0x09, 0x11, 0x00000000, PPC_SPE);
7414 GEN_SPE(evmwumi, evmwsmi, 0x0C, 0x11, 0x00000000, PPC_SPE);
7415 GEN_SPE(speundef, evmwsmf, 0x0D, 0x11, 0x00000000, PPC_SPE);
7416 GEN_SPE(speundef, evmwhssfa, 0x13, 0x11, 0x00000000, PPC_SPE);
7417 GEN_SPE(evmwlumia, speundef, 0x14, 0x11, 0x00000000, PPC_SPE);
7418 GEN_SPE(evmwhumia, evmwhsmia, 0x16, 0x11, 0x00000000, PPC_SPE);
7419 GEN_SPE(speundef, evmwhsmfa, 0x17, 0x11, 0x00000000, PPC_SPE);
7420 GEN_SPE(speundef, evmwssfa, 0x19, 0x11, 0x00000000, PPC_SPE);
7421 GEN_SPE(evmwumia, evmwsmia, 0x1C, 0x11, 0x00000000, PPC_SPE);
7422 GEN_SPE(speundef, evmwsmfa, 0x1D, 0x11, 0x00000000, PPC_SPE);
7423
7424 GEN_SPE(evadduiaaw, evaddsiaaw, 0x00, 0x13, 0x0000F800, PPC_SPE);
7425 GEN_SPE(evsubfusiaaw, evsubfssiaaw, 0x01, 0x13, 0x0000F800, PPC_SPE);
7426 GEN_SPE(evaddumiaaw, evaddsmiaaw, 0x04, 0x13, 0x0000F800, PPC_SPE);
7427 GEN_SPE(evsubfumiaaw, evsubfsmiaaw, 0x05, 0x13, 0x0000F800, PPC_SPE);
7428 GEN_SPE(evdivws, evdivwu, 0x06, 0x13, 0x00000000, PPC_SPE);
7429 GEN_SPE(evmra, speundef, 0x07, 0x13, 0x0000F800, PPC_SPE);
7430
7431 GEN_SPE(evmheusiaaw, evmhessiaaw, 0x00, 0x14, 0x00000000, PPC_SPE);
7432 GEN_SPE(speundef, evmhessfaaw, 0x01, 0x14, 0x00000000, PPC_SPE);
7433 GEN_SPE(evmhousiaaw, evmhossiaaw, 0x02, 0x14, 0x00000000, PPC_SPE);
7434 GEN_SPE(speundef, evmhossfaaw, 0x03, 0x14, 0x00000000, PPC_SPE);
7435 GEN_SPE(evmheumiaaw, evmhesmiaaw, 0x04, 0x14, 0x00000000, PPC_SPE);
7436 GEN_SPE(speundef, evmhesmfaaw, 0x05, 0x14, 0x00000000, PPC_SPE);
7437 GEN_SPE(evmhoumiaaw, evmhosmiaaw, 0x06, 0x14, 0x00000000, PPC_SPE);
7438 GEN_SPE(speundef, evmhosmfaaw, 0x07, 0x14, 0x00000000, PPC_SPE);
7439 GEN_SPE(evmhegumiaa, evmhegsmiaa, 0x14, 0x14, 0x00000000, PPC_SPE);
7440 GEN_SPE(speundef, evmhegsmfaa, 0x15, 0x14, 0x00000000, PPC_SPE);
7441 GEN_SPE(evmhogumiaa, evmhogsmiaa, 0x16, 0x14, 0x00000000, PPC_SPE);
7442 GEN_SPE(speundef, evmhogsmfaa, 0x17, 0x14, 0x00000000, PPC_SPE);
7443
7444 GEN_SPE(evmwlusiaaw, evmwlssiaaw, 0x00, 0x15, 0x00000000, PPC_SPE);
7445 GEN_SPE(evmwlumiaaw, evmwlsmiaaw, 0x04, 0x15, 0x00000000, PPC_SPE);
7446 GEN_SPE(speundef, evmwssfaa, 0x09, 0x15, 0x00000000, PPC_SPE);
7447 GEN_SPE(evmwumiaa, evmwsmiaa, 0x0C, 0x15, 0x00000000, PPC_SPE);
7448 GEN_SPE(speundef, evmwsmfaa, 0x0D, 0x15, 0x00000000, PPC_SPE);
7449
7450 GEN_SPE(evmheusianw, evmhessianw, 0x00, 0x16, 0x00000000, PPC_SPE);
7451 GEN_SPE(speundef, evmhessfanw, 0x01, 0x16, 0x00000000, PPC_SPE);
7452 GEN_SPE(evmhousianw, evmhossianw, 0x02, 0x16, 0x00000000, PPC_SPE);
7453 GEN_SPE(speundef, evmhossfanw, 0x03, 0x16, 0x00000000, PPC_SPE);
7454 GEN_SPE(evmheumianw, evmhesmianw, 0x04, 0x16, 0x00000000, PPC_SPE);
7455 GEN_SPE(speundef, evmhesmfanw, 0x05, 0x16, 0x00000000, PPC_SPE);
7456 GEN_SPE(evmhoumianw, evmhosmianw, 0x06, 0x16, 0x00000000, PPC_SPE);
7457 GEN_SPE(speundef, evmhosmfanw, 0x07, 0x16, 0x00000000, PPC_SPE);
7458 GEN_SPE(evmhegumian, evmhegsmian, 0x14, 0x16, 0x00000000, PPC_SPE);
7459 GEN_SPE(speundef, evmhegsmfan, 0x15, 0x16, 0x00000000, PPC_SPE);
7460 GEN_SPE(evmhigumian, evmhigsmian, 0x16, 0x16, 0x00000000, PPC_SPE);
7461 GEN_SPE(speundef, evmhogsmfan, 0x17, 0x16, 0x00000000, PPC_SPE);
7462
7463 GEN_SPE(evmwlusianw, evmwlssianw, 0x00, 0x17, 0x00000000, PPC_SPE);
7464 GEN_SPE(evmwlumianw, evmwlsmianw, 0x04, 0x17, 0x00000000, PPC_SPE);
7465 GEN_SPE(speundef, evmwssfan, 0x09, 0x17, 0x00000000, PPC_SPE);
7466 GEN_SPE(evmwumian, evmwsmian, 0x0C, 0x17, 0x00000000, PPC_SPE);
7467 GEN_SPE(speundef, evmwsmfan, 0x0D, 0x17, 0x00000000, PPC_SPE);
7468 #endif
7469
7470 /*** SPE floating-point extension ***/
7471 #if defined(TARGET_PPC64)
7472 #define GEN_SPEFPUOP_CONV_32_32(name) \
7473 static always_inline void gen_##name (DisasContext *ctx) \
7474 { \
7475 TCGv_i32 t0; \
7476 TCGv t1; \
7477 t0 = tcg_temp_new_i32(); \
7478 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rB(ctx->opcode)]); \
7479 gen_helper_##name(t0, t0); \
7480 t1 = tcg_temp_new(); \
7481 tcg_gen_extu_i32_tl(t1, t0); \
7482 tcg_temp_free_i32(t0); \
7483 tcg_gen_andi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], \
7484 0xFFFFFFFF00000000ULL); \
7485 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t1); \
7486 tcg_temp_free(t1); \
7487 }
7488 #define GEN_SPEFPUOP_CONV_32_64(name) \
7489 static always_inline void gen_##name (DisasContext *ctx) \
7490 { \
7491 TCGv_i32 t0; \
7492 TCGv t1; \
7493 t0 = tcg_temp_new_i32(); \
7494 gen_helper_##name(t0, cpu_gpr[rB(ctx->opcode)]); \
7495 t1 = tcg_temp_new(); \
7496 tcg_gen_extu_i32_tl(t1, t0); \
7497 tcg_temp_free_i32(t0); \
7498 tcg_gen_andi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], \
7499 0xFFFFFFFF00000000ULL); \
7500 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t1); \
7501 tcg_temp_free(t1); \
7502 }
7503 #define GEN_SPEFPUOP_CONV_64_32(name) \
7504 static always_inline void gen_##name (DisasContext *ctx) \
7505 { \
7506 TCGv_i32 t0 = tcg_temp_new_i32(); \
7507 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rB(ctx->opcode)]); \
7508 gen_helper_##name(cpu_gpr[rD(ctx->opcode)], t0); \
7509 tcg_temp_free_i32(t0); \
7510 }
7511 #define GEN_SPEFPUOP_CONV_64_64(name) \
7512 static always_inline void gen_##name (DisasContext *ctx) \
7513 { \
7514 gen_helper_##name(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \
7515 }
7516 #define GEN_SPEFPUOP_ARITH2_32_32(name) \
7517 static always_inline void gen_##name (DisasContext *ctx) \
7518 { \
7519 TCGv_i32 t0, t1; \
7520 TCGv_i64 t2; \
7521 if (unlikely(!ctx->spe_enabled)) { \
7522 gen_exception(ctx, POWERPC_EXCP_APU); \
7523 return; \
7524 } \
7525 t0 = tcg_temp_new_i32(); \
7526 t1 = tcg_temp_new_i32(); \
7527 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); \
7528 tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); \
7529 gen_helper_##name(t0, t0, t1); \
7530 tcg_temp_free_i32(t1); \
7531 t2 = tcg_temp_new(); \
7532 tcg_gen_extu_i32_tl(t2, t0); \
7533 tcg_temp_free_i32(t0); \
7534 tcg_gen_andi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], \
7535 0xFFFFFFFF00000000ULL); \
7536 tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t2); \
7537 tcg_temp_free(t2); \
7538 }
7539 #define GEN_SPEFPUOP_ARITH2_64_64(name) \
7540 static always_inline void gen_##name (DisasContext *ctx) \
7541 { \
7542 if (unlikely(!ctx->spe_enabled)) { \
7543 gen_exception(ctx, POWERPC_EXCP_APU); \
7544 return; \
7545 } \
7546 gen_helper_##name(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], \
7547 cpu_gpr[rB(ctx->opcode)]); \
7548 }
7549 #define GEN_SPEFPUOP_COMP_32(name) \
7550 static always_inline void gen_##name (DisasContext *ctx) \
7551 { \
7552 TCGv_i32 t0, t1; \
7553 if (unlikely(!ctx->spe_enabled)) { \
7554 gen_exception(ctx, POWERPC_EXCP_APU); \
7555 return; \
7556 } \
7557 t0 = tcg_temp_new_i32(); \
7558 t1 = tcg_temp_new_i32(); \
7559 tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]); \
7560 tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]); \
7561 gen_helper_##name(cpu_crf[crfD(ctx->opcode)], t0, t1); \
7562 tcg_temp_free_i32(t0); \
7563 tcg_temp_free_i32(t1); \
7564 }
7565 #define GEN_SPEFPUOP_COMP_64(name) \
7566 static always_inline void gen_##name (DisasContext *ctx) \
7567 { \
7568 if (unlikely(!ctx->spe_enabled)) { \
7569 gen_exception(ctx, POWERPC_EXCP_APU); \
7570 return; \
7571 } \
7572 gen_helper_##name(cpu_crf[crfD(ctx->opcode)], \
7573 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \
7574 }
7575 #else
7576 #define GEN_SPEFPUOP_CONV_32_32(name) \
7577 static always_inline void gen_##name (DisasContext *ctx) \
7578 { \
7579 gen_helper_##name(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \
7580 }
7581 #define GEN_SPEFPUOP_CONV_32_64(name) \
7582 static always_inline void gen_##name (DisasContext *ctx) \
7583 { \
7584 TCGv_i64 t0 = tcg_temp_new_i64(); \
7585 gen_load_gpr64(t0, rB(ctx->opcode)); \
7586 gen_helper_##name(cpu_gpr[rD(ctx->opcode)], t0); \
7587 tcg_temp_free_i64(t0); \
7588 }
7589 #define GEN_SPEFPUOP_CONV_64_32(name) \
7590 static always_inline void gen_##name (DisasContext *ctx) \
7591 { \
7592 TCGv_i64 t0 = tcg_temp_new_i64(); \
7593 gen_helper_##name(t0, cpu_gpr[rB(ctx->opcode)]); \
7594 gen_store_gpr64(rD(ctx->opcode), t0); \
7595 tcg_temp_free_i64(t0); \
7596 }
7597 #define GEN_SPEFPUOP_CONV_64_64(name) \
7598 static always_inline void gen_##name (DisasContext *ctx) \
7599 { \
7600 TCGv_i64 t0 = tcg_temp_new_i64(); \
7601 gen_load_gpr64(t0, rB(ctx->opcode)); \
7602 gen_helper_##name(t0, t0); \
7603 gen_store_gpr64(rD(ctx->opcode), t0); \
7604 tcg_temp_free_i64(t0); \
7605 }
7606 #define GEN_SPEFPUOP_ARITH2_32_32(name) \
7607 static always_inline void gen_##name (DisasContext *ctx) \
7608 { \
7609 if (unlikely(!ctx->spe_enabled)) { \
7610 gen_exception(ctx, POWERPC_EXCP_APU); \
7611 return; \
7612 } \
7613 gen_helper_##name(cpu_gpr[rD(ctx->opcode)], \
7614 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \
7615 }
7616 #define GEN_SPEFPUOP_ARITH2_64_64(name) \
7617 static always_inline void gen_##name (DisasContext *ctx) \
7618 { \
7619 TCGv_i64 t0, t1; \
7620 if (unlikely(!ctx->spe_enabled)) { \
7621 gen_exception(ctx, POWERPC_EXCP_APU); \
7622 return; \
7623 } \
7624 t0 = tcg_temp_new_i64(); \
7625 t1 = tcg_temp_new_i64(); \
7626 gen_load_gpr64(t0, rA(ctx->opcode)); \
7627 gen_load_gpr64(t1, rB(ctx->opcode)); \
7628 gen_helper_##name(t0, t0, t1); \
7629 gen_store_gpr64(rD(ctx->opcode), t0); \
7630 tcg_temp_free_i64(t0); \
7631 tcg_temp_free_i64(t1); \
7632 }
7633 #define GEN_SPEFPUOP_COMP_32(name) \
7634 static always_inline void gen_##name (DisasContext *ctx) \
7635 { \
7636 if (unlikely(!ctx->spe_enabled)) { \
7637 gen_exception(ctx, POWERPC_EXCP_APU); \
7638 return; \
7639 } \
7640 gen_helper_##name(cpu_crf[crfD(ctx->opcode)], \
7641 cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]); \
7642 }
7643 #define GEN_SPEFPUOP_COMP_64(name) \
7644 static always_inline void gen_##name (DisasContext *ctx) \
7645 { \
7646 TCGv_i64 t0, t1; \
7647 if (unlikely(!ctx->spe_enabled)) { \
7648 gen_exception(ctx, POWERPC_EXCP_APU); \
7649 return; \
7650 } \
7651 t0 = tcg_temp_new_i64(); \
7652 t1 = tcg_temp_new_i64(); \
7653 gen_load_gpr64(t0, rA(ctx->opcode)); \
7654 gen_load_gpr64(t1, rB(ctx->opcode)); \
7655 gen_helper_##name(cpu_crf[crfD(ctx->opcode)], t0, t1); \
7656 tcg_temp_free_i64(t0); \
7657 tcg_temp_free_i64(t1); \
7658 }
7659 #endif
7660
7661 /* Single precision floating-point vectors operations */
7662 /* Arithmetic */
7663 GEN_SPEFPUOP_ARITH2_64_64(evfsadd);
7664 GEN_SPEFPUOP_ARITH2_64_64(evfssub);
7665 GEN_SPEFPUOP_ARITH2_64_64(evfsmul);
7666 GEN_SPEFPUOP_ARITH2_64_64(evfsdiv);
7667 static always_inline void gen_evfsabs (DisasContext *ctx)
7668 {
7669 if (unlikely(!ctx->spe_enabled)) {
7670 gen_exception(ctx, POWERPC_EXCP_APU);
7671 return;
7672 }
7673 #if defined(TARGET_PPC64)
7674 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~0x8000000080000000LL);
7675 #else
7676 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~0x80000000);
7677 tcg_gen_andi_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], ~0x80000000);
7678 #endif
7679 }
7680 static always_inline void gen_evfsnabs (DisasContext *ctx)
7681 {
7682 if (unlikely(!ctx->spe_enabled)) {
7683 gen_exception(ctx, POWERPC_EXCP_APU);
7684 return;
7685 }
7686 #if defined(TARGET_PPC64)
7687 tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x8000000080000000LL);
7688 #else
7689 tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
7690 tcg_gen_ori_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], 0x80000000);
7691 #endif
7692 }
7693 static always_inline void gen_evfsneg (DisasContext *ctx)
7694 {
7695 if (unlikely(!ctx->spe_enabled)) {
7696 gen_exception(ctx, POWERPC_EXCP_APU);
7697 return;
7698 }
7699 #if defined(TARGET_PPC64)
7700 tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x8000000080000000LL);
7701 #else
7702 tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
7703 tcg_gen_xori_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], 0x80000000);
7704 #endif
7705 }
7706
7707 /* Conversion */
7708 GEN_SPEFPUOP_CONV_64_64(evfscfui);
7709 GEN_SPEFPUOP_CONV_64_64(evfscfsi);
7710 GEN_SPEFPUOP_CONV_64_64(evfscfuf);
7711 GEN_SPEFPUOP_CONV_64_64(evfscfsf);
7712 GEN_SPEFPUOP_CONV_64_64(evfsctui);
7713 GEN_SPEFPUOP_CONV_64_64(evfsctsi);
7714 GEN_SPEFPUOP_CONV_64_64(evfsctuf);
7715 GEN_SPEFPUOP_CONV_64_64(evfsctsf);
7716 GEN_SPEFPUOP_CONV_64_64(evfsctuiz);
7717 GEN_SPEFPUOP_CONV_64_64(evfsctsiz);
7718
7719 /* Comparison */
7720 GEN_SPEFPUOP_COMP_64(evfscmpgt);
7721 GEN_SPEFPUOP_COMP_64(evfscmplt);
7722 GEN_SPEFPUOP_COMP_64(evfscmpeq);
7723 GEN_SPEFPUOP_COMP_64(evfststgt);
7724 GEN_SPEFPUOP_COMP_64(evfststlt);
7725 GEN_SPEFPUOP_COMP_64(evfststeq);
7726
7727 /* Opcodes definitions */
7728 GEN_SPE(evfsadd, evfssub, 0x00, 0x0A, 0x00000000, PPC_SPE_SINGLE); //
7729 GEN_SPE(evfsabs, evfsnabs, 0x02, 0x0A, 0x0000F800, PPC_SPE_SINGLE); //
7730 GEN_SPE(evfsneg, speundef, 0x03, 0x0A, 0x0000F800, PPC_SPE_SINGLE); //
7731 GEN_SPE(evfsmul, evfsdiv, 0x04, 0x0A, 0x00000000, PPC_SPE_SINGLE); //
7732 GEN_SPE(evfscmpgt, evfscmplt, 0x06, 0x0A, 0x00600000, PPC_SPE_SINGLE); //
7733 GEN_SPE(evfscmpeq, speundef, 0x07, 0x0A, 0x00600000, PPC_SPE_SINGLE); //
7734 GEN_SPE(evfscfui, evfscfsi, 0x08, 0x0A, 0x00180000, PPC_SPE_SINGLE); //
7735 GEN_SPE(evfscfuf, evfscfsf, 0x09, 0x0A, 0x00180000, PPC_SPE_SINGLE); //
7736 GEN_SPE(evfsctui, evfsctsi, 0x0A, 0x0A, 0x00180000, PPC_SPE_SINGLE); //
7737 GEN_SPE(evfsctuf, evfsctsf, 0x0B, 0x0A, 0x00180000, PPC_SPE_SINGLE); //
7738 GEN_SPE(evfsctuiz, speundef, 0x0C, 0x0A, 0x00180000, PPC_SPE_SINGLE); //
7739 GEN_SPE(evfsctsiz, speundef, 0x0D, 0x0A, 0x00180000, PPC_SPE_SINGLE); //
7740 GEN_SPE(evfststgt, evfststlt, 0x0E, 0x0A, 0x00600000, PPC_SPE_SINGLE); //
7741 GEN_SPE(evfststeq, speundef, 0x0F, 0x0A, 0x00600000, PPC_SPE_SINGLE); //
7742
7743 /* Single precision floating-point operations */
7744 /* Arithmetic */
7745 GEN_SPEFPUOP_ARITH2_32_32(efsadd);
7746 GEN_SPEFPUOP_ARITH2_32_32(efssub);
7747 GEN_SPEFPUOP_ARITH2_32_32(efsmul);
7748 GEN_SPEFPUOP_ARITH2_32_32(efsdiv);
7749 static always_inline void gen_efsabs (DisasContext *ctx)
7750 {
7751 if (unlikely(!ctx->spe_enabled)) {
7752 gen_exception(ctx, POWERPC_EXCP_APU);
7753 return;
7754 }
7755 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], (target_long)~0x80000000LL);
7756 }
7757 static always_inline void gen_efsnabs (DisasContext *ctx)
7758 {
7759 if (unlikely(!ctx->spe_enabled)) {
7760 gen_exception(ctx, POWERPC_EXCP_APU);
7761 return;
7762 }
7763 tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
7764 }
7765 static always_inline void gen_efsneg (DisasContext *ctx)
7766 {
7767 if (unlikely(!ctx->spe_enabled)) {
7768 gen_exception(ctx, POWERPC_EXCP_APU);
7769 return;
7770 }
7771 tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
7772 }
7773
7774 /* Conversion */
7775 GEN_SPEFPUOP_CONV_32_32(efscfui);
7776 GEN_SPEFPUOP_CONV_32_32(efscfsi);
7777 GEN_SPEFPUOP_CONV_32_32(efscfuf);
7778 GEN_SPEFPUOP_CONV_32_32(efscfsf);
7779 GEN_SPEFPUOP_CONV_32_32(efsctui);
7780 GEN_SPEFPUOP_CONV_32_32(efsctsi);
7781 GEN_SPEFPUOP_CONV_32_32(efsctuf);
7782 GEN_SPEFPUOP_CONV_32_32(efsctsf);
7783 GEN_SPEFPUOP_CONV_32_32(efsctuiz);
7784 GEN_SPEFPUOP_CONV_32_32(efsctsiz);
7785 GEN_SPEFPUOP_CONV_32_64(efscfd);
7786
7787 /* Comparison */
7788 GEN_SPEFPUOP_COMP_32(efscmpgt);
7789 GEN_SPEFPUOP_COMP_32(efscmplt);
7790 GEN_SPEFPUOP_COMP_32(efscmpeq);
7791 GEN_SPEFPUOP_COMP_32(efststgt);
7792 GEN_SPEFPUOP_COMP_32(efststlt);
7793 GEN_SPEFPUOP_COMP_32(efststeq);
7794
7795 /* Opcodes definitions */
7796 GEN_SPE(efsadd, efssub, 0x00, 0x0B, 0x00000000, PPC_SPE_SINGLE); //
7797 GEN_SPE(efsabs, efsnabs, 0x02, 0x0B, 0x0000F800, PPC_SPE_SINGLE); //
7798 GEN_SPE(efsneg, speundef, 0x03, 0x0B, 0x0000F800, PPC_SPE_SINGLE); //
7799 GEN_SPE(efsmul, efsdiv, 0x04, 0x0B, 0x00000000, PPC_SPE_SINGLE); //
7800 GEN_SPE(efscmpgt, efscmplt, 0x06, 0x0B, 0x00600000, PPC_SPE_SINGLE); //
7801 GEN_SPE(efscmpeq, efscfd, 0x07, 0x0B, 0x00600000, PPC_SPE_SINGLE); //
7802 GEN_SPE(efscfui, efscfsi, 0x08, 0x0B, 0x00180000, PPC_SPE_SINGLE); //
7803 GEN_SPE(efscfuf, efscfsf, 0x09, 0x0B, 0x00180000, PPC_SPE_SINGLE); //
7804 GEN_SPE(efsctui, efsctsi, 0x0A, 0x0B, 0x00180000, PPC_SPE_SINGLE); //
7805 GEN_SPE(efsctuf, efsctsf, 0x0B, 0x0B, 0x00180000, PPC_SPE_SINGLE); //
7806 GEN_SPE(efsctuiz, speundef, 0x0C, 0x0B, 0x00180000, PPC_SPE_SINGLE); //
7807 GEN_SPE(efsctsiz, speundef, 0x0D, 0x0B, 0x00180000, PPC_SPE_SINGLE); //
7808 GEN_SPE(efststgt, efststlt, 0x0E, 0x0B, 0x00600000, PPC_SPE_SINGLE); //
7809 GEN_SPE(efststeq, speundef, 0x0F, 0x0B, 0x00600000, PPC_SPE_SINGLE); //
7810
7811 /* Double precision floating-point operations */
7812 /* Arithmetic */
7813 GEN_SPEFPUOP_ARITH2_64_64(efdadd);
7814 GEN_SPEFPUOP_ARITH2_64_64(efdsub);
7815 GEN_SPEFPUOP_ARITH2_64_64(efdmul);
7816 GEN_SPEFPUOP_ARITH2_64_64(efddiv);
7817 static always_inline void gen_efdabs (DisasContext *ctx)
7818 {
7819 if (unlikely(!ctx->spe_enabled)) {
7820 gen_exception(ctx, POWERPC_EXCP_APU);
7821 return;
7822 }
7823 #if defined(TARGET_PPC64)
7824 tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~0x8000000000000000LL);
7825 #else
7826 tcg_gen_andi_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], ~0x80000000);
7827 #endif
7828 }
7829 static always_inline void gen_efdnabs (DisasContext *ctx)
7830 {
7831 if (unlikely(!ctx->spe_enabled)) {
7832 gen_exception(ctx, POWERPC_EXCP_APU);
7833 return;
7834 }
7835 #if defined(TARGET_PPC64)
7836 tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x8000000000000000LL);
7837 #else
7838 tcg_gen_ori_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], 0x80000000);
7839 #endif
7840 }
7841 static always_inline void gen_efdneg (DisasContext *ctx)
7842 {
7843 if (unlikely(!ctx->spe_enabled)) {
7844 gen_exception(ctx, POWERPC_EXCP_APU);
7845 return;
7846 }
7847 #if defined(TARGET_PPC64)
7848 tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x8000000000000000LL);
7849 #else
7850 tcg_gen_xori_tl(cpu_gprh[rA(ctx->opcode)], cpu_gprh[rA(ctx->opcode)], 0x80000000);
7851 #endif
7852 }
7853
7854 /* Conversion */
7855 GEN_SPEFPUOP_CONV_64_32(efdcfui);
7856 GEN_SPEFPUOP_CONV_64_32(efdcfsi);
7857 GEN_SPEFPUOP_CONV_64_32(efdcfuf);
7858 GEN_SPEFPUOP_CONV_64_32(efdcfsf);
7859 GEN_SPEFPUOP_CONV_32_64(efdctui);
7860 GEN_SPEFPUOP_CONV_32_64(efdctsi);
7861 GEN_SPEFPUOP_CONV_32_64(efdctuf);
7862 GEN_SPEFPUOP_CONV_32_64(efdctsf);
7863 GEN_SPEFPUOP_CONV_32_64(efdctuiz);
7864 GEN_SPEFPUOP_CONV_32_64(efdctsiz);
7865 GEN_SPEFPUOP_CONV_64_32(efdcfs);
7866 GEN_SPEFPUOP_CONV_64_64(efdcfuid);
7867 GEN_SPEFPUOP_CONV_64_64(efdcfsid);
7868 GEN_SPEFPUOP_CONV_64_64(efdctuidz);
7869 GEN_SPEFPUOP_CONV_64_64(efdctsidz);
7870
7871 /* Comparison */
7872 GEN_SPEFPUOP_COMP_64(efdcmpgt);
7873 GEN_SPEFPUOP_COMP_64(efdcmplt);
7874 GEN_SPEFPUOP_COMP_64(efdcmpeq);
7875 GEN_SPEFPUOP_COMP_64(efdtstgt);
7876 GEN_SPEFPUOP_COMP_64(efdtstlt);
7877 GEN_SPEFPUOP_COMP_64(efdtsteq);
7878
7879 /* Opcodes definitions */
7880 GEN_SPE(efdadd, efdsub, 0x10, 0x0B, 0x00000000, PPC_SPE_DOUBLE); //
7881 GEN_SPE(efdcfuid, efdcfsid, 0x11, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
7882 GEN_SPE(efdabs, efdnabs, 0x12, 0x0B, 0x0000F800, PPC_SPE_DOUBLE); //
7883 GEN_SPE(efdneg, speundef, 0x13, 0x0B, 0x0000F800, PPC_SPE_DOUBLE); //
7884 GEN_SPE(efdmul, efddiv, 0x14, 0x0B, 0x00000000, PPC_SPE_DOUBLE); //
7885 GEN_SPE(efdctuidz, efdctsidz, 0x15, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
7886 GEN_SPE(efdcmpgt, efdcmplt, 0x16, 0x0B, 0x00600000, PPC_SPE_DOUBLE); //
7887 GEN_SPE(efdcmpeq, efdcfs, 0x17, 0x0B, 0x00600000, PPC_SPE_DOUBLE); //
7888 GEN_SPE(efdcfui, efdcfsi, 0x18, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
7889 GEN_SPE(efdcfuf, efdcfsf, 0x19, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
7890 GEN_SPE(efdctui, efdctsi, 0x1A, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
7891 GEN_SPE(efdctuf, efdctsf, 0x1B, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
7892 GEN_SPE(efdctuiz, speundef, 0x1C, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
7893 GEN_SPE(efdctsiz, speundef, 0x1D, 0x0B, 0x00180000, PPC_SPE_DOUBLE); //
7894 GEN_SPE(efdtstgt, efdtstlt, 0x1E, 0x0B, 0x00600000, PPC_SPE_DOUBLE); //
7895 GEN_SPE(efdtsteq, speundef, 0x1F, 0x0B, 0x00600000, PPC_SPE_DOUBLE); //
7896
7897 /* End opcode list */
7898 GEN_OPCODE_MARK(end);
7899
7900 #include "translate_init.c"
7901 #include "helper_regs.h"
7902
7903 /*****************************************************************************/
7904 /* Misc PowerPC helpers */
7905 void cpu_dump_state (CPUState *env, FILE *f,
7906 int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
7907 int flags)
7908 {
7909 #define RGPL 4
7910 #define RFPL 4
7911
7912 int i;
7913
7914 cpu_fprintf(f, "NIP " ADDRX " LR " ADDRX " CTR " ADDRX " XER %08x\n",
7915 env->nip, env->lr, env->ctr, env->xer);
7916 cpu_fprintf(f, "MSR " ADDRX " HID0 " ADDRX " HF " ADDRX " idx %d\n",
7917 env->msr, env->spr[SPR_HID0], env->hflags, env->mmu_idx);
7918 #if !defined(NO_TIMER_DUMP)
7919 cpu_fprintf(f, "TB %08x %08x "
7920 #if !defined(CONFIG_USER_ONLY)
7921 "DECR %08x"
7922 #endif
7923 "\n",
7924 cpu_ppc_load_tbu(env), cpu_ppc_load_tbl(env)
7925 #if !defined(CONFIG_USER_ONLY)
7926 , cpu_ppc_load_decr(env)
7927 #endif
7928 );
7929 #endif
7930 for (i = 0; i < 32; i++) {
7931 if ((i & (RGPL - 1)) == 0)
7932 cpu_fprintf(f, "GPR%02d", i);
7933 cpu_fprintf(f, " " REGX, ppc_dump_gpr(env, i));
7934 if ((i & (RGPL - 1)) == (RGPL - 1))
7935 cpu_fprintf(f, "\n");
7936 }
7937 cpu_fprintf(f, "CR ");
7938 for (i = 0; i < 8; i++)
7939 cpu_fprintf(f, "%01x", env->crf[i]);
7940 cpu_fprintf(f, " [");
7941 for (i = 0; i < 8; i++) {
7942 char a = '-';
7943 if (env->crf[i] & 0x08)
7944 a = 'L';
7945 else if (env->crf[i] & 0x04)
7946 a = 'G';
7947 else if (env->crf[i] & 0x02)
7948 a = 'E';
7949 cpu_fprintf(f, " %c%c", a, env->crf[i] & 0x01 ? 'O' : ' ');
7950 }
7951 cpu_fprintf(f, " ] RES " ADDRX "\n", env->reserve);
7952 for (i = 0; i < 32; i++) {
7953 if ((i & (RFPL - 1)) == 0)
7954 cpu_fprintf(f, "FPR%02d", i);
7955 cpu_fprintf(f, " %016" PRIx64, *((uint64_t *)&env->fpr[i]));
7956 if ((i & (RFPL - 1)) == (RFPL - 1))
7957 cpu_fprintf(f, "\n");
7958 }
7959 cpu_fprintf(f, "FPSCR %08x\n", env->fpscr);
7960 #if !defined(CONFIG_USER_ONLY)
7961 cpu_fprintf(f, "SRR0 " ADDRX " SRR1 " ADDRX " SDR1 " ADDRX "\n",
7962 env->spr[SPR_SRR0], env->spr[SPR_SRR1], env->sdr1);
7963 #endif
7964
7965 #undef RGPL
7966 #undef RFPL
7967 }
7968
7969 void cpu_dump_statistics (CPUState *env, FILE*f,
7970 int (*cpu_fprintf)(FILE *f, const char *fmt, ...),
7971 int flags)
7972 {
7973 #if defined(DO_PPC_STATISTICS)
7974 opc_handler_t **t1, **t2, **t3, *handler;
7975 int op1, op2, op3;
7976
7977 t1 = env->opcodes;
7978 for (op1 = 0; op1 < 64; op1++) {
7979 handler = t1[op1];
7980 if (is_indirect_opcode(handler)) {
7981 t2 = ind_table(handler);
7982 for (op2 = 0; op2 < 32; op2++) {
7983 handler = t2[op2];
7984 if (is_indirect_opcode(handler)) {
7985 t3 = ind_table(handler);
7986 for (op3 = 0; op3 < 32; op3++) {
7987 handler = t3[op3];
7988 if (handler->count == 0)
7989 continue;
7990 cpu_fprintf(f, "%02x %02x %02x (%02x %04d) %16s: "
7991 "%016llx %lld\n",
7992 op1, op2, op3, op1, (op3 << 5) | op2,
7993 handler->oname,
7994 handler->count, handler->count);
7995 }
7996 } else {
7997 if (handler->count == 0)
7998 continue;
7999 cpu_fprintf(f, "%02x %02x (%02x %04d) %16s: "
8000 "%016llx %lld\n",
8001 op1, op2, op1, op2, handler->oname,
8002 handler->count, handler->count);
8003 }
8004 }
8005 } else {
8006 if (handler->count == 0)
8007 continue;
8008 cpu_fprintf(f, "%02x (%02x ) %16s: %016llx %lld\n",
8009 op1, op1, handler->oname,
8010 handler->count, handler->count);
8011 }
8012 }
8013 #endif
8014 }
8015
8016 /*****************************************************************************/
8017 static always_inline void gen_intermediate_code_internal (CPUState *env,
8018 TranslationBlock *tb,
8019 int search_pc)
8020 {
8021 DisasContext ctx, *ctxp = &ctx;
8022 opc_handler_t **table, *handler;
8023 target_ulong pc_start;
8024 uint16_t *gen_opc_end;
8025 CPUBreakpoint *bp;
8026 int j, lj = -1;
8027 int num_insns;
8028 int max_insns;
8029
8030 pc_start = tb->pc;
8031 gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
8032 ctx.nip = pc_start;
8033 ctx.tb = tb;
8034 ctx.exception = POWERPC_EXCP_NONE;
8035 ctx.spr_cb = env->spr_cb;
8036 ctx.mem_idx = env->mmu_idx;
8037 ctx.access_type = -1;
8038 ctx.le_mode = env->hflags & (1 << MSR_LE) ? 1 : 0;
8039 #if defined(TARGET_PPC64)
8040 ctx.sf_mode = msr_sf;
8041 #endif
8042 ctx.fpu_enabled = msr_fp;
8043 if ((env->flags & POWERPC_FLAG_SPE) && msr_spe)
8044 ctx.spe_enabled = msr_spe;
8045 else
8046 ctx.spe_enabled = 0;
8047 if ((env->flags & POWERPC_FLAG_VRE) && msr_vr)
8048 ctx.altivec_enabled = msr_vr;
8049 else
8050 ctx.altivec_enabled = 0;
8051 if ((env->flags & POWERPC_FLAG_SE) && msr_se)
8052 ctx.singlestep_enabled = CPU_SINGLE_STEP;
8053 else
8054 ctx.singlestep_enabled = 0;
8055 if ((env->flags & POWERPC_FLAG_BE) && msr_be)
8056 ctx.singlestep_enabled |= CPU_BRANCH_STEP;
8057 if (unlikely(env->singlestep_enabled))
8058 ctx.singlestep_enabled |= GDBSTUB_SINGLE_STEP;
8059 #if defined (DO_SINGLE_STEP) && 0
8060 /* Single step trace mode */
8061 msr_se = 1;
8062 #endif
8063 num_insns = 0;
8064 max_insns = tb->cflags & CF_COUNT_MASK;
8065 if (max_insns == 0)
8066 max_insns = CF_COUNT_MASK;
8067
8068 gen_icount_start();
8069 /* Set env in case of segfault during code fetch */
8070 while (ctx.exception == POWERPC_EXCP_NONE && gen_opc_ptr < gen_opc_end) {
8071 if (unlikely(!TAILQ_EMPTY(&env->breakpoints))) {
8072 TAILQ_FOREACH(bp, &env->breakpoints, entry) {
8073 if (bp->pc == ctx.nip) {
8074 gen_debug_exception(ctxp);
8075 break;
8076 }
8077 }
8078 }
8079 if (unlikely(search_pc)) {
8080 j = gen_opc_ptr - gen_opc_buf;
8081 if (lj < j) {
8082 lj++;
8083 while (lj < j)
8084 gen_opc_instr_start[lj++] = 0;
8085 }
8086 gen_opc_pc[lj] = ctx.nip;
8087 gen_opc_instr_start[lj] = 1;
8088 gen_opc_icount[lj] = num_insns;
8089 }
8090 LOG_DISAS("----------------\n");
8091 LOG_DISAS("nip=" ADDRX " super=%d ir=%d\n",
8092 ctx.nip, ctx.mem_idx, (int)msr_ir);
8093 if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
8094 gen_io_start();
8095 if (unlikely(ctx.le_mode)) {
8096 ctx.opcode = bswap32(ldl_code(ctx.nip));
8097 } else {
8098 ctx.opcode = ldl_code(ctx.nip);
8099 }
8100 LOG_DISAS("translate opcode %08x (%02x %02x %02x) (%s)\n",
8101 ctx.opcode, opc1(ctx.opcode), opc2(ctx.opcode),
8102 opc3(ctx.opcode), little_endian ? "little" : "big");
8103 ctx.nip += 4;
8104 table = env->opcodes;
8105 num_insns++;
8106 handler = table[opc1(ctx.opcode)];
8107 if (is_indirect_opcode(handler)) {
8108 table = ind_table(handler);
8109 handler = table[opc2(ctx.opcode)];
8110 if (is_indirect_opcode(handler)) {
8111 table = ind_table(handler);
8112 handler = table[opc3(ctx.opcode)];
8113 }
8114 }
8115 /* Is opcode *REALLY* valid ? */
8116 if (unlikely(handler->handler == &gen_invalid)) {
8117 if (qemu_log_enabled()) {
8118 qemu_log("invalid/unsupported opcode: "
8119 "%02x - %02x - %02x (%08x) " ADDRX " %d\n",
8120 opc1(ctx.opcode), opc2(ctx.opcode),
8121 opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir);
8122 } else {
8123 printf("invalid/unsupported opcode: "
8124 "%02x - %02x - %02x (%08x) " ADDRX " %d\n",
8125 opc1(ctx.opcode), opc2(ctx.opcode),
8126 opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir);
8127 }
8128 } else {
8129 if (unlikely((ctx.opcode & handler->inval) != 0)) {
8130 if (qemu_log_enabled()) {
8131 qemu_log("invalid bits: %08x for opcode: "
8132 "%02x - %02x - %02x (%08x) " ADDRX "\n",
8133 ctx.opcode & handler->inval, opc1(ctx.opcode),
8134 opc2(ctx.opcode), opc3(ctx.opcode),
8135 ctx.opcode, ctx.nip - 4);
8136 } else {
8137 printf("invalid bits: %08x for opcode: "
8138 "%02x - %02x - %02x (%08x) " ADDRX "\n",
8139 ctx.opcode & handler->inval, opc1(ctx.opcode),
8140 opc2(ctx.opcode), opc3(ctx.opcode),
8141 ctx.opcode, ctx.nip - 4);
8142 }
8143 gen_inval_exception(ctxp, POWERPC_EXCP_INVAL_INVAL);
8144 break;
8145 }
8146 }
8147 (*(handler->handler))(&ctx);
8148 #if defined(DO_PPC_STATISTICS)
8149 handler->count++;
8150 #endif
8151 /* Check trace mode exceptions */
8152 if (unlikely(ctx.singlestep_enabled & CPU_SINGLE_STEP &&
8153 (ctx.nip <= 0x100 || ctx.nip > 0xF00) &&
8154 ctx.exception != POWERPC_SYSCALL &&
8155 ctx.exception != POWERPC_EXCP_TRAP &&
8156 ctx.exception != POWERPC_EXCP_BRANCH)) {
8157 gen_exception(ctxp, POWERPC_EXCP_TRACE);
8158 } else if (unlikely(((ctx.nip & (TARGET_PAGE_SIZE - 1)) == 0) ||
8159 (env->singlestep_enabled) ||
8160 singlestep ||
8161 num_insns >= max_insns)) {
8162 /* if we reach a page boundary or are single stepping, stop
8163 * generation
8164 */
8165 break;
8166 }
8167 }
8168 if (tb->cflags & CF_LAST_IO)
8169 gen_io_end();
8170 if (ctx.exception == POWERPC_EXCP_NONE) {
8171 gen_goto_tb(&ctx, 0, ctx.nip);
8172 } else if (ctx.exception != POWERPC_EXCP_BRANCH) {
8173 if (unlikely(env->singlestep_enabled)) {
8174 gen_debug_exception(ctxp);
8175 }
8176 /* Generate the return instruction */
8177 tcg_gen_exit_tb(0);
8178 }
8179 gen_icount_end(tb, num_insns);
8180 *gen_opc_ptr = INDEX_op_end;
8181 if (unlikely(search_pc)) {
8182 j = gen_opc_ptr - gen_opc_buf;
8183 lj++;
8184 while (lj <= j)
8185 gen_opc_instr_start[lj++] = 0;
8186 } else {
8187 tb->size = ctx.nip - pc_start;
8188 tb->icount = num_insns;
8189 }
8190 #if defined(DEBUG_DISAS)
8191 qemu_log_mask(CPU_LOG_TB_CPU, "---------------- excp: %04x\n", ctx.exception);
8192 log_cpu_state_mask(CPU_LOG_TB_CPU, env, 0);
8193 if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
8194 int flags;
8195 flags = env->bfd_mach;
8196 flags |= ctx.le_mode << 16;
8197 qemu_log("IN: %s\n", lookup_symbol(pc_start));
8198 log_target_disas(pc_start, ctx.nip - pc_start, flags);
8199 qemu_log("\n");
8200 }
8201 #endif
8202 }
8203
8204 void gen_intermediate_code (CPUState *env, struct TranslationBlock *tb)
8205 {
8206 gen_intermediate_code_internal(env, tb, 0);
8207 }
8208
8209 void gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb)
8210 {
8211 gen_intermediate_code_internal(env, tb, 1);
8212 }
8213
8214 void gen_pc_load(CPUState *env, TranslationBlock *tb,
8215 unsigned long searched_pc, int pc_pos, void *puc)
8216 {
8217 env->nip = gen_opc_pc[pc_pos];
8218 }
Patches shipped by Fedora