1
2
3
4
5
6
7static inline void gen_reset_fpstatus(void)
8{
9 gen_helper_reset_fpstatus(cpu_env);
10}
11
12static inline void gen_compute_fprf_float64(TCGv_i64 arg)
13{
14 gen_helper_compute_fprf_float64(cpu_env, arg);
15 gen_helper_float_check_status(cpu_env);
16}
17
18#if defined(TARGET_PPC64)
19static void gen_set_cr1_from_fpscr(DisasContext *ctx)
20{
21 TCGv_i32 tmp = tcg_temp_new_i32();
22 tcg_gen_trunc_tl_i32(tmp, cpu_fpscr);
23 tcg_gen_shri_i32(cpu_crf[1], tmp, 28);
24 tcg_temp_free_i32(tmp);
25}
26#else
27static void gen_set_cr1_from_fpscr(DisasContext *ctx)
28{
29 tcg_gen_shri_tl(cpu_crf[1], cpu_fpscr, 28);
30}
31#endif
32
33
34#define _GEN_FLOAT_ACB(name, op, op1, op2, isfloat, set_fprf, type) \
35static void gen_f##name(DisasContext *ctx) \
36{ \
37 if (unlikely(!ctx->fpu_enabled)) { \
38 gen_exception(ctx, POWERPC_EXCP_FPU); \
39 return; \
40 } \
41 gen_reset_fpstatus(); \
42 gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_env, \
43 cpu_fpr[rA(ctx->opcode)], \
44 cpu_fpr[rC(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]); \
45 if (isfloat) { \
46 gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_env, \
47 cpu_fpr[rD(ctx->opcode)]); \
48 } \
49 if (set_fprf) { \
50 gen_compute_fprf_float64(cpu_fpr[rD(ctx->opcode)]); \
51 } \
52 if (unlikely(Rc(ctx->opcode) != 0)) { \
53 gen_set_cr1_from_fpscr(ctx); \
54 } \
55}
56
57#define GEN_FLOAT_ACB(name, op2, set_fprf, type) \
58_GEN_FLOAT_ACB(name, name, 0x3F, op2, 0, set_fprf, type); \
59_GEN_FLOAT_ACB(name##s, name, 0x3B, op2, 1, set_fprf, type);
60
61#define _GEN_FLOAT_AB(name, op, op1, op2, inval, isfloat, set_fprf, type) \
62static void gen_f##name(DisasContext *ctx) \
63{ \
64 if (unlikely(!ctx->fpu_enabled)) { \
65 gen_exception(ctx, POWERPC_EXCP_FPU); \
66 return; \
67 } \
68 gen_reset_fpstatus(); \
69 gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_env, \
70 cpu_fpr[rA(ctx->opcode)], \
71 cpu_fpr[rB(ctx->opcode)]); \
72 if (isfloat) { \
73 gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_env, \
74 cpu_fpr[rD(ctx->opcode)]); \
75 } \
76 if (set_fprf) { \
77 gen_compute_fprf_float64(cpu_fpr[rD(ctx->opcode)]); \
78 } \
79 if (unlikely(Rc(ctx->opcode) != 0)) { \
80 gen_set_cr1_from_fpscr(ctx); \
81 } \
82}
83#define GEN_FLOAT_AB(name, op2, inval, set_fprf, type) \
84_GEN_FLOAT_AB(name, name, 0x3F, op2, inval, 0, set_fprf, type); \
85_GEN_FLOAT_AB(name##s, name, 0x3B, op2, inval, 1, set_fprf, type);
86
87#define _GEN_FLOAT_AC(name, op, op1, op2, inval, isfloat, set_fprf, type) \
88static void gen_f##name(DisasContext *ctx) \
89{ \
90 if (unlikely(!ctx->fpu_enabled)) { \
91 gen_exception(ctx, POWERPC_EXCP_FPU); \
92 return; \
93 } \
94 gen_reset_fpstatus(); \
95 gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_env, \
96 cpu_fpr[rA(ctx->opcode)], \
97 cpu_fpr[rC(ctx->opcode)]); \
98 if (isfloat) { \
99 gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_env, \
100 cpu_fpr[rD(ctx->opcode)]); \
101 } \
102 if (set_fprf) { \
103 gen_compute_fprf_float64(cpu_fpr[rD(ctx->opcode)]); \
104 } \
105 if (unlikely(Rc(ctx->opcode) != 0)) { \
106 gen_set_cr1_from_fpscr(ctx); \
107 } \
108}
109#define GEN_FLOAT_AC(name, op2, inval, set_fprf, type) \
110_GEN_FLOAT_AC(name, name, 0x3F, op2, inval, 0, set_fprf, type); \
111_GEN_FLOAT_AC(name##s, name, 0x3B, op2, inval, 1, set_fprf, type);
112
113#define GEN_FLOAT_B(name, op2, op3, set_fprf, type) \
114static void gen_f##name(DisasContext *ctx) \
115{ \
116 if (unlikely(!ctx->fpu_enabled)) { \
117 gen_exception(ctx, POWERPC_EXCP_FPU); \
118 return; \
119 } \
120 gen_reset_fpstatus(); \
121 gen_helper_f##name(cpu_fpr[rD(ctx->opcode)], cpu_env, \
122 cpu_fpr[rB(ctx->opcode)]); \
123 if (set_fprf) { \
124 gen_compute_fprf_float64(cpu_fpr[rD(ctx->opcode)]); \
125 } \
126 if (unlikely(Rc(ctx->opcode) != 0)) { \
127 gen_set_cr1_from_fpscr(ctx); \
128 } \
129}
130
131#define GEN_FLOAT_BS(name, op1, op2, set_fprf, type) \
132static void gen_f##name(DisasContext *ctx) \
133{ \
134 if (unlikely(!ctx->fpu_enabled)) { \
135 gen_exception(ctx, POWERPC_EXCP_FPU); \
136 return; \
137 } \
138 gen_reset_fpstatus(); \
139 gen_helper_f##name(cpu_fpr[rD(ctx->opcode)], cpu_env, \
140 cpu_fpr[rB(ctx->opcode)]); \
141 if (set_fprf) { \
142 gen_compute_fprf_float64(cpu_fpr[rD(ctx->opcode)]); \
143 } \
144 if (unlikely(Rc(ctx->opcode) != 0)) { \
145 gen_set_cr1_from_fpscr(ctx); \
146 } \
147}
148
149
150GEN_FLOAT_AB(add, 0x15, 0x000007C0, 1, PPC_FLOAT);
151
152GEN_FLOAT_AB(div, 0x12, 0x000007C0, 1, PPC_FLOAT);
153
154GEN_FLOAT_AC(mul, 0x19, 0x0000F800, 1, PPC_FLOAT);
155
156
157GEN_FLOAT_BS(re, 0x3F, 0x18, 1, PPC_FLOAT_EXT);
158
159
160GEN_FLOAT_BS(res, 0x3B, 0x18, 1, PPC_FLOAT_FRES);
161
162
163GEN_FLOAT_BS(rsqrte, 0x3F, 0x1A, 1, PPC_FLOAT_FRSQRTE);
164
165
166static void gen_frsqrtes(DisasContext *ctx)
167{
168 if (unlikely(!ctx->fpu_enabled)) {
169 gen_exception(ctx, POWERPC_EXCP_FPU);
170 return;
171 }
172 gen_reset_fpstatus();
173 gen_helper_frsqrte(cpu_fpr[rD(ctx->opcode)], cpu_env,
174 cpu_fpr[rB(ctx->opcode)]);
175 gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_env,
176 cpu_fpr[rD(ctx->opcode)]);
177 gen_compute_fprf_float64(cpu_fpr[rD(ctx->opcode)]);
178 if (unlikely(Rc(ctx->opcode) != 0)) {
179 gen_set_cr1_from_fpscr(ctx);
180 }
181}
182
183
184_GEN_FLOAT_ACB(sel, sel, 0x3F, 0x17, 0, 0, PPC_FLOAT_FSEL);
185
186GEN_FLOAT_AB(sub, 0x14, 0x000007C0, 1, PPC_FLOAT);
187
188
189
190static void gen_fsqrt(DisasContext *ctx)
191{
192 if (unlikely(!ctx->fpu_enabled)) {
193 gen_exception(ctx, POWERPC_EXCP_FPU);
194 return;
195 }
196 gen_reset_fpstatus();
197 gen_helper_fsqrt(cpu_fpr[rD(ctx->opcode)], cpu_env,
198 cpu_fpr[rB(ctx->opcode)]);
199 gen_compute_fprf_float64(cpu_fpr[rD(ctx->opcode)]);
200 if (unlikely(Rc(ctx->opcode) != 0)) {
201 gen_set_cr1_from_fpscr(ctx);
202 }
203}
204
205static void gen_fsqrts(DisasContext *ctx)
206{
207 if (unlikely(!ctx->fpu_enabled)) {
208 gen_exception(ctx, POWERPC_EXCP_FPU);
209 return;
210 }
211 gen_reset_fpstatus();
212 gen_helper_fsqrt(cpu_fpr[rD(ctx->opcode)], cpu_env,
213 cpu_fpr[rB(ctx->opcode)]);
214 gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_env,
215 cpu_fpr[rD(ctx->opcode)]);
216 gen_compute_fprf_float64(cpu_fpr[rD(ctx->opcode)]);
217 if (unlikely(Rc(ctx->opcode) != 0)) {
218 gen_set_cr1_from_fpscr(ctx);
219 }
220}
221
222
223
224GEN_FLOAT_ACB(madd, 0x1D, 1, PPC_FLOAT);
225
226GEN_FLOAT_ACB(msub, 0x1C, 1, PPC_FLOAT);
227
228GEN_FLOAT_ACB(nmadd, 0x1F, 1, PPC_FLOAT);
229
230GEN_FLOAT_ACB(nmsub, 0x1E, 1, PPC_FLOAT);
231
232
233
234GEN_FLOAT_B(ctiw, 0x0E, 0x00, 0, PPC_FLOAT);
235
236GEN_FLOAT_B(ctiwu, 0x0E, 0x04, 0, PPC2_FP_CVT_ISA206);
237
238GEN_FLOAT_B(ctiwz, 0x0F, 0x00, 0, PPC_FLOAT);
239
240GEN_FLOAT_B(ctiwuz, 0x0F, 0x04, 0, PPC2_FP_CVT_ISA206);
241
242GEN_FLOAT_B(rsp, 0x0C, 0x00, 1, PPC_FLOAT);
243
244GEN_FLOAT_B(cfid, 0x0E, 0x1A, 1, PPC2_FP_CVT_S64);
245
246GEN_FLOAT_B(cfids, 0x0E, 0x1A, 0, PPC2_FP_CVT_ISA206);
247
248GEN_FLOAT_B(cfidu, 0x0E, 0x1E, 0, PPC2_FP_CVT_ISA206);
249
250GEN_FLOAT_B(cfidus, 0x0E, 0x1E, 0, PPC2_FP_CVT_ISA206);
251
252GEN_FLOAT_B(ctid, 0x0E, 0x19, 0, PPC2_FP_CVT_S64);
253
254GEN_FLOAT_B(ctidu, 0x0E, 0x1D, 0, PPC2_FP_CVT_ISA206);
255
256GEN_FLOAT_B(ctidz, 0x0F, 0x19, 0, PPC2_FP_CVT_S64);
257
258GEN_FLOAT_B(ctiduz, 0x0F, 0x1D, 0, PPC2_FP_CVT_ISA206);
259
260
261GEN_FLOAT_B(rin, 0x08, 0x0C, 1, PPC_FLOAT_EXT);
262
263GEN_FLOAT_B(riz, 0x08, 0x0D, 1, PPC_FLOAT_EXT);
264
265GEN_FLOAT_B(rip, 0x08, 0x0E, 1, PPC_FLOAT_EXT);
266
267GEN_FLOAT_B(rim, 0x08, 0x0F, 1, PPC_FLOAT_EXT);
268
269static void gen_ftdiv(DisasContext *ctx)
270{
271 if (unlikely(!ctx->fpu_enabled)) {
272 gen_exception(ctx, POWERPC_EXCP_FPU);
273 return;
274 }
275 gen_helper_ftdiv(cpu_crf[crfD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)],
276 cpu_fpr[rB(ctx->opcode)]);
277}
278
279static void gen_ftsqrt(DisasContext *ctx)
280{
281 if (unlikely(!ctx->fpu_enabled)) {
282 gen_exception(ctx, POWERPC_EXCP_FPU);
283 return;
284 }
285 gen_helper_ftsqrt(cpu_crf[crfD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
286}
287
288
289
290
291
292
293static void gen_fcmpo(DisasContext *ctx)
294{
295 TCGv_i32 crf;
296 if (unlikely(!ctx->fpu_enabled)) {
297 gen_exception(ctx, POWERPC_EXCP_FPU);
298 return;
299 }
300 gen_reset_fpstatus();
301 crf = tcg_const_i32(crfD(ctx->opcode));
302 gen_helper_fcmpo(cpu_env, cpu_fpr[rA(ctx->opcode)],
303 cpu_fpr[rB(ctx->opcode)], crf);
304 tcg_temp_free_i32(crf);
305 gen_helper_float_check_status(cpu_env);
306}
307
308
309static void gen_fcmpu(DisasContext *ctx)
310{
311 TCGv_i32 crf;
312 if (unlikely(!ctx->fpu_enabled)) {
313 gen_exception(ctx, POWERPC_EXCP_FPU);
314 return;
315 }
316 gen_reset_fpstatus();
317 crf = tcg_const_i32(crfD(ctx->opcode));
318 gen_helper_fcmpu(cpu_env, cpu_fpr[rA(ctx->opcode)],
319 cpu_fpr[rB(ctx->opcode)], crf);
320 tcg_temp_free_i32(crf);
321 gen_helper_float_check_status(cpu_env);
322}
323
324
325
326
327static void gen_fabs(DisasContext *ctx)
328{
329 if (unlikely(!ctx->fpu_enabled)) {
330 gen_exception(ctx, POWERPC_EXCP_FPU);
331 return;
332 }
333 tcg_gen_andi_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)],
334 ~(1ULL << 63));
335 if (unlikely(Rc(ctx->opcode))) {
336 gen_set_cr1_from_fpscr(ctx);
337 }
338}
339
340
341
342static void gen_fmr(DisasContext *ctx)
343{
344 if (unlikely(!ctx->fpu_enabled)) {
345 gen_exception(ctx, POWERPC_EXCP_FPU);
346 return;
347 }
348 tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
349 if (unlikely(Rc(ctx->opcode))) {
350 gen_set_cr1_from_fpscr(ctx);
351 }
352}
353
354
355
356static void gen_fnabs(DisasContext *ctx)
357{
358 if (unlikely(!ctx->fpu_enabled)) {
359 gen_exception(ctx, POWERPC_EXCP_FPU);
360 return;
361 }
362 tcg_gen_ori_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)],
363 1ULL << 63);
364 if (unlikely(Rc(ctx->opcode))) {
365 gen_set_cr1_from_fpscr(ctx);
366 }
367}
368
369
370
371static void gen_fneg(DisasContext *ctx)
372{
373 if (unlikely(!ctx->fpu_enabled)) {
374 gen_exception(ctx, POWERPC_EXCP_FPU);
375 return;
376 }
377 tcg_gen_xori_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)],
378 1ULL << 63);
379 if (unlikely(Rc(ctx->opcode))) {
380 gen_set_cr1_from_fpscr(ctx);
381 }
382}
383
384
385
386static void gen_fcpsgn(DisasContext *ctx)
387{
388 if (unlikely(!ctx->fpu_enabled)) {
389 gen_exception(ctx, POWERPC_EXCP_FPU);
390 return;
391 }
392 tcg_gen_deposit_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)],
393 cpu_fpr[rB(ctx->opcode)], 0, 63);
394 if (unlikely(Rc(ctx->opcode))) {
395 gen_set_cr1_from_fpscr(ctx);
396 }
397}
398
399static void gen_fmrgew(DisasContext *ctx)
400{
401 TCGv_i64 b0;
402 if (unlikely(!ctx->fpu_enabled)) {
403 gen_exception(ctx, POWERPC_EXCP_FPU);
404 return;
405 }
406 b0 = tcg_temp_new_i64();
407 tcg_gen_shri_i64(b0, cpu_fpr[rB(ctx->opcode)], 32);
408 tcg_gen_deposit_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)],
409 b0, 0, 32);
410 tcg_temp_free_i64(b0);
411}
412
413static void gen_fmrgow(DisasContext *ctx)
414{
415 if (unlikely(!ctx->fpu_enabled)) {
416 gen_exception(ctx, POWERPC_EXCP_FPU);
417 return;
418 }
419 tcg_gen_deposit_i64(cpu_fpr[rD(ctx->opcode)],
420 cpu_fpr[rB(ctx->opcode)],
421 cpu_fpr[rA(ctx->opcode)],
422 32, 32);
423}
424
425
426
427
428static void gen_mcrfs(DisasContext *ctx)
429{
430 TCGv tmp = tcg_temp_new();
431 TCGv_i32 tmask;
432 TCGv_i64 tnew_fpscr = tcg_temp_new_i64();
433 int bfa;
434 int nibble;
435 int shift;
436
437 if (unlikely(!ctx->fpu_enabled)) {
438 gen_exception(ctx, POWERPC_EXCP_FPU);
439 return;
440 }
441 bfa = crfS(ctx->opcode);
442 nibble = 7 - bfa;
443 shift = 4 * nibble;
444 tcg_gen_shri_tl(tmp, cpu_fpscr, shift);
445 tcg_gen_trunc_tl_i32(cpu_crf[crfD(ctx->opcode)], tmp);
446 tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], 0xf);
447 tcg_temp_free(tmp);
448 tcg_gen_extu_tl_i64(tnew_fpscr, cpu_fpscr);
449
450 tcg_gen_andi_i64(tnew_fpscr, tnew_fpscr, ~((0xF << shift) & FP_EX_CLEAR_BITS));
451
452 tmask = tcg_const_i32(1 << nibble);
453 gen_helper_store_fpscr(cpu_env, tnew_fpscr, tmask);
454 tcg_temp_free_i32(tmask);
455 tcg_temp_free_i64(tnew_fpscr);
456}
457
458
459static void gen_mffs(DisasContext *ctx)
460{
461 if (unlikely(!ctx->fpu_enabled)) {
462 gen_exception(ctx, POWERPC_EXCP_FPU);
463 return;
464 }
465 gen_reset_fpstatus();
466 tcg_gen_extu_tl_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpscr);
467 if (unlikely(Rc(ctx->opcode))) {
468 gen_set_cr1_from_fpscr(ctx);
469 }
470}
471
472
473static void gen_mtfsb0(DisasContext *ctx)
474{
475 uint8_t crb;
476
477 if (unlikely(!ctx->fpu_enabled)) {
478 gen_exception(ctx, POWERPC_EXCP_FPU);
479 return;
480 }
481 crb = 31 - crbD(ctx->opcode);
482 gen_reset_fpstatus();
483 if (likely(crb != FPSCR_FEX && crb != FPSCR_VX)) {
484 TCGv_i32 t0;
485 t0 = tcg_const_i32(crb);
486 gen_helper_fpscr_clrbit(cpu_env, t0);
487 tcg_temp_free_i32(t0);
488 }
489 if (unlikely(Rc(ctx->opcode) != 0)) {
490 tcg_gen_trunc_tl_i32(cpu_crf[1], cpu_fpscr);
491 tcg_gen_shri_i32(cpu_crf[1], cpu_crf[1], FPSCR_OX);
492 }
493}
494
495
496static void gen_mtfsb1(DisasContext *ctx)
497{
498 uint8_t crb;
499
500 if (unlikely(!ctx->fpu_enabled)) {
501 gen_exception(ctx, POWERPC_EXCP_FPU);
502 return;
503 }
504 crb = 31 - crbD(ctx->opcode);
505 gen_reset_fpstatus();
506
507 if (likely(crb != FPSCR_FEX && crb != FPSCR_VX && crb != FPSCR_NI)) {
508 TCGv_i32 t0;
509 t0 = tcg_const_i32(crb);
510 gen_helper_fpscr_setbit(cpu_env, t0);
511 tcg_temp_free_i32(t0);
512 }
513 if (unlikely(Rc(ctx->opcode) != 0)) {
514 tcg_gen_trunc_tl_i32(cpu_crf[1], cpu_fpscr);
515 tcg_gen_shri_i32(cpu_crf[1], cpu_crf[1], FPSCR_OX);
516 }
517
518 gen_helper_float_check_status(cpu_env);
519}
520
521
522static void gen_mtfsf(DisasContext *ctx)
523{
524 TCGv_i32 t0;
525 int flm, l, w;
526
527 if (unlikely(!ctx->fpu_enabled)) {
528 gen_exception(ctx, POWERPC_EXCP_FPU);
529 return;
530 }
531 flm = FPFLM(ctx->opcode);
532 l = FPL(ctx->opcode);
533 w = FPW(ctx->opcode);
534 if (unlikely(w & !(ctx->insns_flags2 & PPC2_ISA205))) {
535 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
536 return;
537 }
538 gen_reset_fpstatus();
539 if (l) {
540 t0 = tcg_const_i32((ctx->insns_flags2 & PPC2_ISA205) ? 0xffff : 0xff);
541 } else {
542 t0 = tcg_const_i32(flm << (w * 8));
543 }
544 gen_helper_store_fpscr(cpu_env, cpu_fpr[rB(ctx->opcode)], t0);
545 tcg_temp_free_i32(t0);
546 if (unlikely(Rc(ctx->opcode) != 0)) {
547 tcg_gen_trunc_tl_i32(cpu_crf[1], cpu_fpscr);
548 tcg_gen_shri_i32(cpu_crf[1], cpu_crf[1], FPSCR_OX);
549 }
550
551 gen_helper_float_check_status(cpu_env);
552}
553
554
555static void gen_mtfsfi(DisasContext *ctx)
556{
557 int bf, sh, w;
558 TCGv_i64 t0;
559 TCGv_i32 t1;
560
561 if (unlikely(!ctx->fpu_enabled)) {
562 gen_exception(ctx, POWERPC_EXCP_FPU);
563 return;
564 }
565 w = FPW(ctx->opcode);
566 bf = FPBF(ctx->opcode);
567 if (unlikely(w & !(ctx->insns_flags2 & PPC2_ISA205))) {
568 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
569 return;
570 }
571 sh = (8 * w) + 7 - bf;
572 gen_reset_fpstatus();
573 t0 = tcg_const_i64(((uint64_t)FPIMM(ctx->opcode)) << (4 * sh));
574 t1 = tcg_const_i32(1 << sh);
575 gen_helper_store_fpscr(cpu_env, t0, t1);
576 tcg_temp_free_i64(t0);
577 tcg_temp_free_i32(t1);
578 if (unlikely(Rc(ctx->opcode) != 0)) {
579 tcg_gen_trunc_tl_i32(cpu_crf[1], cpu_fpscr);
580 tcg_gen_shri_i32(cpu_crf[1], cpu_crf[1], FPSCR_OX);
581 }
582
583 gen_helper_float_check_status(cpu_env);
584}
585
586
587#define GEN_LDF(name, ldop, opc, type) \
588static void glue(gen_, name)(DisasContext *ctx) \
589{ \
590 TCGv EA; \
591 if (unlikely(!ctx->fpu_enabled)) { \
592 gen_exception(ctx, POWERPC_EXCP_FPU); \
593 return; \
594 } \
595 gen_set_access_type(ctx, ACCESS_FLOAT); \
596 EA = tcg_temp_new(); \
597 gen_addr_imm_index(ctx, EA, 0); \
598 gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \
599 tcg_temp_free(EA); \
600}
601
602#define GEN_LDUF(name, ldop, opc, type) \
603static void glue(gen_, name##u)(DisasContext *ctx) \
604{ \
605 TCGv EA; \
606 if (unlikely(!ctx->fpu_enabled)) { \
607 gen_exception(ctx, POWERPC_EXCP_FPU); \
608 return; \
609 } \
610 if (unlikely(rA(ctx->opcode) == 0)) { \
611 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
612 return; \
613 } \
614 gen_set_access_type(ctx, ACCESS_FLOAT); \
615 EA = tcg_temp_new(); \
616 gen_addr_imm_index(ctx, EA, 0); \
617 gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \
618 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
619 tcg_temp_free(EA); \
620}
621
622#define GEN_LDUXF(name, ldop, opc, type) \
623static void glue(gen_, name##ux)(DisasContext *ctx) \
624{ \
625 TCGv EA; \
626 if (unlikely(!ctx->fpu_enabled)) { \
627 gen_exception(ctx, POWERPC_EXCP_FPU); \
628 return; \
629 } \
630 if (unlikely(rA(ctx->opcode) == 0)) { \
631 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
632 return; \
633 } \
634 gen_set_access_type(ctx, ACCESS_FLOAT); \
635 EA = tcg_temp_new(); \
636 gen_addr_reg_index(ctx, EA); \
637 gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \
638 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
639 tcg_temp_free(EA); \
640}
641
642#define GEN_LDXF(name, ldop, opc2, opc3, type) \
643static void glue(gen_, name##x)(DisasContext *ctx) \
644{ \
645 TCGv EA; \
646 if (unlikely(!ctx->fpu_enabled)) { \
647 gen_exception(ctx, POWERPC_EXCP_FPU); \
648 return; \
649 } \
650 gen_set_access_type(ctx, ACCESS_FLOAT); \
651 EA = tcg_temp_new(); \
652 gen_addr_reg_index(ctx, EA); \
653 gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA); \
654 tcg_temp_free(EA); \
655}
656
657#define GEN_LDFS(name, ldop, op, type) \
658GEN_LDF(name, ldop, op | 0x20, type); \
659GEN_LDUF(name, ldop, op | 0x21, type); \
660GEN_LDUXF(name, ldop, op | 0x01, type); \
661GEN_LDXF(name, ldop, 0x17, op | 0x00, type)
662
663static void gen_qemu_ld32fs(DisasContext *ctx, TCGv_i64 dest, TCGv addr)
664{
665 TCGv_i32 tmp = tcg_temp_new_i32();
666 tcg_gen_qemu_ld_i32(tmp, addr, ctx->mem_idx, DEF_MEMOP(MO_UL));
667 gen_helper_todouble(dest, tmp);
668 tcg_temp_free_i32(tmp);
669}
670
671
672GEN_LDFS(lfd, ld64_i64, 0x12, PPC_FLOAT);
673
674GEN_LDFS(lfs, ld32fs, 0x10, PPC_FLOAT);
675
676
677static void gen_lfdepx(DisasContext *ctx)
678{
679 TCGv EA;
680 CHK_SV;
681 if (unlikely(!ctx->fpu_enabled)) {
682 gen_exception(ctx, POWERPC_EXCP_FPU);
683 return;
684 }
685 gen_set_access_type(ctx, ACCESS_FLOAT);
686 EA = tcg_temp_new();
687 gen_addr_reg_index(ctx, EA);
688 tcg_gen_qemu_ld_i64(cpu_fpr[rD(ctx->opcode)], EA, PPC_TLB_EPID_LOAD,
689 DEF_MEMOP(MO_Q));
690 tcg_temp_free(EA);
691}
692
693
694static void gen_lfdp(DisasContext *ctx)
695{
696 TCGv EA;
697 if (unlikely(!ctx->fpu_enabled)) {
698 gen_exception(ctx, POWERPC_EXCP_FPU);
699 return;
700 }
701 gen_set_access_type(ctx, ACCESS_FLOAT);
702 EA = tcg_temp_new();
703 gen_addr_imm_index(ctx, EA, 0);
704
705
706 if (unlikely(ctx->le_mode)) {
707 gen_qemu_ld64_i64(ctx, cpu_fpr[rD(ctx->opcode) + 1], EA);
708 tcg_gen_addi_tl(EA, EA, 8);
709 gen_qemu_ld64_i64(ctx, cpu_fpr[rD(ctx->opcode)], EA);
710 } else {
711 gen_qemu_ld64_i64(ctx, cpu_fpr[rD(ctx->opcode)], EA);
712 tcg_gen_addi_tl(EA, EA, 8);
713 gen_qemu_ld64_i64(ctx, cpu_fpr[rD(ctx->opcode) + 1], EA);
714 }
715 tcg_temp_free(EA);
716}
717
718
719static void gen_lfdpx(DisasContext *ctx)
720{
721 TCGv EA;
722 if (unlikely(!ctx->fpu_enabled)) {
723 gen_exception(ctx, POWERPC_EXCP_FPU);
724 return;
725 }
726 gen_set_access_type(ctx, ACCESS_FLOAT);
727 EA = tcg_temp_new();
728 gen_addr_reg_index(ctx, EA);
729
730
731 if (unlikely(ctx->le_mode)) {
732 gen_qemu_ld64_i64(ctx, cpu_fpr[rD(ctx->opcode) + 1], EA);
733 tcg_gen_addi_tl(EA, EA, 8);
734 gen_qemu_ld64_i64(ctx, cpu_fpr[rD(ctx->opcode)], EA);
735 } else {
736 gen_qemu_ld64_i64(ctx, cpu_fpr[rD(ctx->opcode)], EA);
737 tcg_gen_addi_tl(EA, EA, 8);
738 gen_qemu_ld64_i64(ctx, cpu_fpr[rD(ctx->opcode) + 1], EA);
739 }
740 tcg_temp_free(EA);
741}
742
743
744static void gen_lfiwax(DisasContext *ctx)
745{
746 TCGv EA;
747 TCGv t0;
748 if (unlikely(!ctx->fpu_enabled)) {
749 gen_exception(ctx, POWERPC_EXCP_FPU);
750 return;
751 }
752 gen_set_access_type(ctx, ACCESS_FLOAT);
753 EA = tcg_temp_new();
754 t0 = tcg_temp_new();
755 gen_addr_reg_index(ctx, EA);
756 gen_qemu_ld32s(ctx, t0, EA);
757 tcg_gen_ext_tl_i64(cpu_fpr[rD(ctx->opcode)], t0);
758 tcg_temp_free(EA);
759 tcg_temp_free(t0);
760}
761
762
763static void gen_lfiwzx(DisasContext *ctx)
764{
765 TCGv EA;
766 if (unlikely(!ctx->fpu_enabled)) {
767 gen_exception(ctx, POWERPC_EXCP_FPU);
768 return;
769 }
770 gen_set_access_type(ctx, ACCESS_FLOAT);
771 EA = tcg_temp_new();
772 gen_addr_reg_index(ctx, EA);
773 gen_qemu_ld32u_i64(ctx, cpu_fpr[rD(ctx->opcode)], EA);
774 tcg_temp_free(EA);
775}
776
777#define GEN_STF(name, stop, opc, type) \
778static void glue(gen_, name)(DisasContext *ctx) \
779{ \
780 TCGv EA; \
781 if (unlikely(!ctx->fpu_enabled)) { \
782 gen_exception(ctx, POWERPC_EXCP_FPU); \
783 return; \
784 } \
785 gen_set_access_type(ctx, ACCESS_FLOAT); \
786 EA = tcg_temp_new(); \
787 gen_addr_imm_index(ctx, EA, 0); \
788 gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \
789 tcg_temp_free(EA); \
790}
791
792#define GEN_STUF(name, stop, opc, type) \
793static void glue(gen_, name##u)(DisasContext *ctx) \
794{ \
795 TCGv EA; \
796 if (unlikely(!ctx->fpu_enabled)) { \
797 gen_exception(ctx, POWERPC_EXCP_FPU); \
798 return; \
799 } \
800 if (unlikely(rA(ctx->opcode) == 0)) { \
801 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
802 return; \
803 } \
804 gen_set_access_type(ctx, ACCESS_FLOAT); \
805 EA = tcg_temp_new(); \
806 gen_addr_imm_index(ctx, EA, 0); \
807 gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \
808 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
809 tcg_temp_free(EA); \
810}
811
812#define GEN_STUXF(name, stop, opc, type) \
813static void glue(gen_, name##ux)(DisasContext *ctx) \
814{ \
815 TCGv EA; \
816 if (unlikely(!ctx->fpu_enabled)) { \
817 gen_exception(ctx, POWERPC_EXCP_FPU); \
818 return; \
819 } \
820 if (unlikely(rA(ctx->opcode) == 0)) { \
821 gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL); \
822 return; \
823 } \
824 gen_set_access_type(ctx, ACCESS_FLOAT); \
825 EA = tcg_temp_new(); \
826 gen_addr_reg_index(ctx, EA); \
827 gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \
828 tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA); \
829 tcg_temp_free(EA); \
830}
831
832#define GEN_STXF(name, stop, opc2, opc3, type) \
833static void glue(gen_, name##x)(DisasContext *ctx) \
834{ \
835 TCGv EA; \
836 if (unlikely(!ctx->fpu_enabled)) { \
837 gen_exception(ctx, POWERPC_EXCP_FPU); \
838 return; \
839 } \
840 gen_set_access_type(ctx, ACCESS_FLOAT); \
841 EA = tcg_temp_new(); \
842 gen_addr_reg_index(ctx, EA); \
843 gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA); \
844 tcg_temp_free(EA); \
845}
846
847#define GEN_STFS(name, stop, op, type) \
848GEN_STF(name, stop, op | 0x20, type); \
849GEN_STUF(name, stop, op | 0x21, type); \
850GEN_STUXF(name, stop, op | 0x01, type); \
851GEN_STXF(name, stop, 0x17, op | 0x00, type)
852
853static void gen_qemu_st32fs(DisasContext *ctx, TCGv_i64 src, TCGv addr)
854{
855 TCGv_i32 tmp = tcg_temp_new_i32();
856 gen_helper_tosingle(tmp, src);
857 tcg_gen_qemu_st_i32(tmp, addr, ctx->mem_idx, DEF_MEMOP(MO_UL));
858 tcg_temp_free_i32(tmp);
859}
860
861
862GEN_STFS(stfd, st64_i64, 0x16, PPC_FLOAT);
863
864GEN_STFS(stfs, st32fs, 0x14, PPC_FLOAT);
865
866
867static void gen_stfdepx(DisasContext *ctx)
868{
869 TCGv EA;
870 CHK_SV;
871 if (unlikely(!ctx->fpu_enabled)) {
872 gen_exception(ctx, POWERPC_EXCP_FPU);
873 return;
874 }
875 gen_set_access_type(ctx, ACCESS_FLOAT);
876 EA = tcg_temp_new();
877 gen_addr_reg_index(ctx, EA);
878 tcg_gen_qemu_st_i64(cpu_fpr[rD(ctx->opcode)], EA, PPC_TLB_EPID_STORE,
879 DEF_MEMOP(MO_Q));
880 tcg_temp_free(EA);
881}
882
883
884static void gen_stfdp(DisasContext *ctx)
885{
886 TCGv EA;
887 if (unlikely(!ctx->fpu_enabled)) {
888 gen_exception(ctx, POWERPC_EXCP_FPU);
889 return;
890 }
891 gen_set_access_type(ctx, ACCESS_FLOAT);
892 EA = tcg_temp_new();
893 gen_addr_imm_index(ctx, EA, 0);
894
895
896 if (unlikely(ctx->le_mode)) {
897 gen_qemu_st64_i64(ctx, cpu_fpr[rD(ctx->opcode) + 1], EA);
898 tcg_gen_addi_tl(EA, EA, 8);
899 gen_qemu_st64_i64(ctx, cpu_fpr[rD(ctx->opcode)], EA);
900 } else {
901 gen_qemu_st64_i64(ctx, cpu_fpr[rD(ctx->opcode)], EA);
902 tcg_gen_addi_tl(EA, EA, 8);
903 gen_qemu_st64_i64(ctx, cpu_fpr[rD(ctx->opcode) + 1], EA);
904 }
905 tcg_temp_free(EA);
906}
907
908
909static void gen_stfdpx(DisasContext *ctx)
910{
911 TCGv EA;
912 if (unlikely(!ctx->fpu_enabled)) {
913 gen_exception(ctx, POWERPC_EXCP_FPU);
914 return;
915 }
916 gen_set_access_type(ctx, ACCESS_FLOAT);
917 EA = tcg_temp_new();
918 gen_addr_reg_index(ctx, EA);
919
920
921 if (unlikely(ctx->le_mode)) {
922 gen_qemu_st64_i64(ctx, cpu_fpr[rD(ctx->opcode) + 1], EA);
923 tcg_gen_addi_tl(EA, EA, 8);
924 gen_qemu_st64_i64(ctx, cpu_fpr[rD(ctx->opcode)], EA);
925 } else {
926 gen_qemu_st64_i64(ctx, cpu_fpr[rD(ctx->opcode)], EA);
927 tcg_gen_addi_tl(EA, EA, 8);
928 gen_qemu_st64_i64(ctx, cpu_fpr[rD(ctx->opcode) + 1], EA);
929 }
930 tcg_temp_free(EA);
931}
932
933
934static inline void gen_qemu_st32fiw(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
935{
936 TCGv t0 = tcg_temp_new();
937 tcg_gen_trunc_i64_tl(t0, arg1),
938 gen_qemu_st32(ctx, t0, arg2);
939 tcg_temp_free(t0);
940}
941
942GEN_STXF(stfiw, st32fiw, 0x17, 0x1E, PPC_FLOAT_STFIWX);
943
944
945
946
947
948static void gen_lfq(DisasContext *ctx)
949{
950 int rd = rD(ctx->opcode);
951 TCGv t0;
952 gen_set_access_type(ctx, ACCESS_FLOAT);
953 t0 = tcg_temp_new();
954 gen_addr_imm_index(ctx, t0, 0);
955 gen_qemu_ld64_i64(ctx, cpu_fpr[rd], t0);
956 gen_addr_add(ctx, t0, t0, 8);
957 gen_qemu_ld64_i64(ctx, cpu_fpr[(rd + 1) % 32], t0);
958 tcg_temp_free(t0);
959}
960
961
962static void gen_lfqu(DisasContext *ctx)
963{
964 int ra = rA(ctx->opcode);
965 int rd = rD(ctx->opcode);
966 TCGv t0, t1;
967 gen_set_access_type(ctx, ACCESS_FLOAT);
968 t0 = tcg_temp_new();
969 t1 = tcg_temp_new();
970 gen_addr_imm_index(ctx, t0, 0);
971 gen_qemu_ld64_i64(ctx, cpu_fpr[rd], t0);
972 gen_addr_add(ctx, t1, t0, 8);
973 gen_qemu_ld64_i64(ctx, cpu_fpr[(rd + 1) % 32], t1);
974 if (ra != 0)
975 tcg_gen_mov_tl(cpu_gpr[ra], t0);
976 tcg_temp_free(t0);
977 tcg_temp_free(t1);
978}
979
980
981static void gen_lfqux(DisasContext *ctx)
982{
983 int ra = rA(ctx->opcode);
984 int rd = rD(ctx->opcode);
985 gen_set_access_type(ctx, ACCESS_FLOAT);
986 TCGv t0, t1;
987 t0 = tcg_temp_new();
988 gen_addr_reg_index(ctx, t0);
989 gen_qemu_ld64_i64(ctx, cpu_fpr[rd], t0);
990 t1 = tcg_temp_new();
991 gen_addr_add(ctx, t1, t0, 8);
992 gen_qemu_ld64_i64(ctx, cpu_fpr[(rd + 1) % 32], t1);
993 tcg_temp_free(t1);
994 if (ra != 0)
995 tcg_gen_mov_tl(cpu_gpr[ra], t0);
996 tcg_temp_free(t0);
997}
998
999
1000static void gen_lfqx(DisasContext *ctx)
1001{
1002 int rd = rD(ctx->opcode);
1003 TCGv t0;
1004 gen_set_access_type(ctx, ACCESS_FLOAT);
1005 t0 = tcg_temp_new();
1006 gen_addr_reg_index(ctx, t0);
1007 gen_qemu_ld64_i64(ctx, cpu_fpr[rd], t0);
1008 gen_addr_add(ctx, t0, t0, 8);
1009 gen_qemu_ld64_i64(ctx, cpu_fpr[(rd + 1) % 32], t0);
1010 tcg_temp_free(t0);
1011}
1012
1013
1014static void gen_stfq(DisasContext *ctx)
1015{
1016 int rd = rD(ctx->opcode);
1017 TCGv t0;
1018 gen_set_access_type(ctx, ACCESS_FLOAT);
1019 t0 = tcg_temp_new();
1020 gen_addr_imm_index(ctx, t0, 0);
1021 gen_qemu_st64_i64(ctx, cpu_fpr[rd], t0);
1022 gen_addr_add(ctx, t0, t0, 8);
1023 gen_qemu_st64_i64(ctx, cpu_fpr[(rd + 1) % 32], t0);
1024 tcg_temp_free(t0);
1025}
1026
1027
1028static void gen_stfqu(DisasContext *ctx)
1029{
1030 int ra = rA(ctx->opcode);
1031 int rd = rD(ctx->opcode);
1032 TCGv t0, t1;
1033 gen_set_access_type(ctx, ACCESS_FLOAT);
1034 t0 = tcg_temp_new();
1035 gen_addr_imm_index(ctx, t0, 0);
1036 gen_qemu_st64_i64(ctx, cpu_fpr[rd], t0);
1037 t1 = tcg_temp_new();
1038 gen_addr_add(ctx, t1, t0, 8);
1039 gen_qemu_st64_i64(ctx, cpu_fpr[(rd + 1) % 32], t1);
1040 tcg_temp_free(t1);
1041 if (ra != 0)
1042 tcg_gen_mov_tl(cpu_gpr[ra], t0);
1043 tcg_temp_free(t0);
1044}
1045
1046
1047static void gen_stfqux(DisasContext *ctx)
1048{
1049 int ra = rA(ctx->opcode);
1050 int rd = rD(ctx->opcode);
1051 TCGv t0, t1;
1052 gen_set_access_type(ctx, ACCESS_FLOAT);
1053 t0 = tcg_temp_new();
1054 gen_addr_reg_index(ctx, t0);
1055 gen_qemu_st64_i64(ctx, cpu_fpr[rd], t0);
1056 t1 = tcg_temp_new();
1057 gen_addr_add(ctx, t1, t0, 8);
1058 gen_qemu_st64_i64(ctx, cpu_fpr[(rd + 1) % 32], t1);
1059 tcg_temp_free(t1);
1060 if (ra != 0)
1061 tcg_gen_mov_tl(cpu_gpr[ra], t0);
1062 tcg_temp_free(t0);
1063}
1064
1065
1066static void gen_stfqx(DisasContext *ctx)
1067{
1068 int rd = rD(ctx->opcode);
1069 TCGv t0;
1070 gen_set_access_type(ctx, ACCESS_FLOAT);
1071 t0 = tcg_temp_new();
1072 gen_addr_reg_index(ctx, t0);
1073 gen_qemu_st64_i64(ctx, cpu_fpr[rd], t0);
1074 gen_addr_add(ctx, t0, t0, 8);
1075 gen_qemu_st64_i64(ctx, cpu_fpr[(rd + 1) % 32], t0);
1076 tcg_temp_free(t0);
1077}
1078
1079#undef _GEN_FLOAT_ACB
1080#undef GEN_FLOAT_ACB
1081#undef _GEN_FLOAT_AB
1082#undef GEN_FLOAT_AB
1083#undef _GEN_FLOAT_AC
1084#undef GEN_FLOAT_AC
1085#undef GEN_FLOAT_B
1086#undef GEN_FLOAT_BS
1087
1088#undef GEN_LDF
1089#undef GEN_LDUF
1090#undef GEN_LDUXF
1091#undef GEN_LDXF
1092#undef GEN_LDFS
1093
1094#undef GEN_STF
1095#undef GEN_STUF
1096#undef GEN_STUXF
1097#undef GEN_STXF
1098#undef GEN_STFS
1099