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hw/9pfs: Add support to use named socket for proxy FS
[qemu/v9fs.git] / target-sparc / translate.c
blobd26111209e388dee20f21e174db7b298a85d1171
1 /*
2 SPARC translation
3
4 Copyright (C) 2003 Thomas M. Ogrisegg <tom@fnord.at>
5 Copyright (C) 2003-2005 Fabrice Bellard
6
7 This library is free software; you can redistribute it and/or
8 modify it under the terms of the GNU Lesser General Public
9 License as published by the Free Software Foundation; either
10 version 2 of the License, or (at your option) any later version.
11
12 This library is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 Lesser General Public License for more details.
16
17 You should have received a copy of the GNU Lesser General Public
18 License along with this library; if not, see <http://www.gnu.org/licenses/>.
19 */
20
21 #include <stdarg.h>
22 #include <stdlib.h>
23 #include <stdio.h>
24 #include <string.h>
25 #include <inttypes.h>
26
27 #include "cpu.h"
28 #include "disas.h"
29 #include "helper.h"
30 #include "tcg-op.h"
31
32 #define GEN_HELPER 1
33 #include "helper.h"
34
35 #define DEBUG_DISAS
36
37 #define DYNAMIC_PC 1 /* dynamic pc value */
38 #define JUMP_PC 2 /* dynamic pc value which takes only two values
39 according to jump_pc[T2] */
40
41 /* global register indexes */
42 static TCGv_ptr cpu_env, cpu_regwptr;
43 static TCGv cpu_cc_src, cpu_cc_src2, cpu_cc_dst;
44 static TCGv_i32 cpu_cc_op;
45 static TCGv_i32 cpu_psr;
46 static TCGv cpu_fsr, cpu_pc, cpu_npc, cpu_gregs[8];
47 static TCGv cpu_y;
48 #ifndef CONFIG_USER_ONLY
49 static TCGv cpu_tbr;
50 #endif
51 static TCGv cpu_cond, cpu_dst, cpu_addr, cpu_val;
52 #ifdef TARGET_SPARC64
53 static TCGv_i32 cpu_xcc, cpu_asi, cpu_fprs;
54 static TCGv cpu_gsr;
55 static TCGv cpu_tick_cmpr, cpu_stick_cmpr, cpu_hstick_cmpr;
56 static TCGv cpu_hintp, cpu_htba, cpu_hver, cpu_ssr, cpu_ver;
57 static TCGv_i32 cpu_softint;
58 #else
59 static TCGv cpu_wim;
60 #endif
61 /* local register indexes (only used inside old micro ops) */
62 static TCGv cpu_tmp0;
63 static TCGv_i32 cpu_tmp32;
64 static TCGv_i64 cpu_tmp64;
65 /* Floating point registers */
66 static TCGv_i64 cpu_fpr[TARGET_DPREGS];
67
68 static target_ulong gen_opc_npc[OPC_BUF_SIZE];
69 static target_ulong gen_opc_jump_pc[2];
70
71 #include "gen-icount.h"
72
73 typedef struct DisasContext {
74 target_ulong pc; /* current Program Counter: integer or DYNAMIC_PC */
75 target_ulong npc; /* next PC: integer or DYNAMIC_PC or JUMP_PC */
76 target_ulong jump_pc[2]; /* used when JUMP_PC pc value is used */
77 int is_br;
78 int mem_idx;
79 int fpu_enabled;
80 int address_mask_32bit;
81 int singlestep;
82 uint32_t cc_op; /* current CC operation */
83 struct TranslationBlock *tb;
84 sparc_def_t *def;
85 TCGv_i32 t32[3];
86 int n_t32;
87 } DisasContext;
88
89 // This function uses non-native bit order
90 #define GET_FIELD(X, FROM, TO) \
91 ((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1))
92
93 // This function uses the order in the manuals, i.e. bit 0 is 2^0
94 #define GET_FIELD_SP(X, FROM, TO) \
95 GET_FIELD(X, 31 - (TO), 31 - (FROM))
96
97 #define GET_FIELDs(x,a,b) sign_extend (GET_FIELD(x,a,b), (b) - (a) + 1)
98 #define GET_FIELD_SPs(x,a,b) sign_extend (GET_FIELD_SP(x,a,b), ((b) - (a) + 1))
99
100 #ifdef TARGET_SPARC64
101 #define DFPREG(r) (((r & 1) << 5) | (r & 0x1e))
102 #define QFPREG(r) (((r & 1) << 5) | (r & 0x1c))
103 #else
104 #define DFPREG(r) (r & 0x1e)
105 #define QFPREG(r) (r & 0x1c)
106 #endif
107
108 #define UA2005_HTRAP_MASK 0xff
109 #define V8_TRAP_MASK 0x7f
110
111 static int sign_extend(int x, int len)
112 {
113 len = 32 - len;
114 return (x << len) >> len;
115 }
116
117 #define IS_IMM (insn & (1<<13))
118
119 static inline void gen_update_fprs_dirty(int rd)
120 {
121 #if defined(TARGET_SPARC64)
122 tcg_gen_ori_i32(cpu_fprs, cpu_fprs, (rd < 32) ? 1 : 2);
123 #endif
124 }
125
126 /* floating point registers moves */
127 static TCGv_i32 gen_load_fpr_F(DisasContext *dc, unsigned int src)
128 {
129 #if TCG_TARGET_REG_BITS == 32
130 if (src & 1) {
131 return TCGV_LOW(cpu_fpr[src / 2]);
132 } else {
133 return TCGV_HIGH(cpu_fpr[src / 2]);
134 }
135 #else
136 if (src & 1) {
137 return MAKE_TCGV_I32(GET_TCGV_I64(cpu_fpr[src / 2]));
138 } else {
139 TCGv_i32 ret = tcg_temp_local_new_i32();
140 TCGv_i64 t = tcg_temp_new_i64();
141
142 tcg_gen_shri_i64(t, cpu_fpr[src / 2], 32);
143 tcg_gen_trunc_i64_i32(ret, t);
144 tcg_temp_free_i64(t);
145
146 dc->t32[dc->n_t32++] = ret;
147 assert(dc->n_t32 <= ARRAY_SIZE(dc->t32));
148
149 return ret;
150 }
151 #endif
152 }
153
154 static void gen_store_fpr_F(DisasContext *dc, unsigned int dst, TCGv_i32 v)
155 {
156 #if TCG_TARGET_REG_BITS == 32
157 if (dst & 1) {
158 tcg_gen_mov_i32(TCGV_LOW(cpu_fpr[dst / 2]), v);
159 } else {
160 tcg_gen_mov_i32(TCGV_HIGH(cpu_fpr[dst / 2]), v);
161 }
162 #else
163 TCGv_i64 t = MAKE_TCGV_I64(GET_TCGV_I32(v));
164 tcg_gen_deposit_i64(cpu_fpr[dst / 2], cpu_fpr[dst / 2], t,
165 (dst & 1 ? 0 : 32), 32);
166 #endif
167 gen_update_fprs_dirty(dst);
168 }
169
170 static TCGv_i32 gen_dest_fpr_F(void)
171 {
172 return cpu_tmp32;
173 }
174
175 static TCGv_i64 gen_load_fpr_D(DisasContext *dc, unsigned int src)
176 {
177 src = DFPREG(src);
178 return cpu_fpr[src / 2];
179 }
180
181 static void gen_store_fpr_D(DisasContext *dc, unsigned int dst, TCGv_i64 v)
182 {
183 dst = DFPREG(dst);
184 tcg_gen_mov_i64(cpu_fpr[dst / 2], v);
185 gen_update_fprs_dirty(dst);
186 }
187
188 static TCGv_i64 gen_dest_fpr_D(void)
189 {
190 return cpu_tmp64;
191 }
192
193 static void gen_op_load_fpr_QT0(unsigned int src)
194 {
195 tcg_gen_st_i64(cpu_fpr[src / 2], cpu_env, offsetof(CPUSPARCState, qt0) +
196 offsetof(CPU_QuadU, ll.upper));
197 tcg_gen_st_i64(cpu_fpr[src/2 + 1], cpu_env, offsetof(CPUSPARCState, qt0) +
198 offsetof(CPU_QuadU, ll.lower));
199 }
200
201 static void gen_op_load_fpr_QT1(unsigned int src)
202 {
203 tcg_gen_st_i64(cpu_fpr[src / 2], cpu_env, offsetof(CPUSPARCState, qt1) +
204 offsetof(CPU_QuadU, ll.upper));
205 tcg_gen_st_i64(cpu_fpr[src/2 + 1], cpu_env, offsetof(CPUSPARCState, qt1) +
206 offsetof(CPU_QuadU, ll.lower));
207 }
208
209 static void gen_op_store_QT0_fpr(unsigned int dst)
210 {
211 tcg_gen_ld_i64(cpu_fpr[dst / 2], cpu_env, offsetof(CPUSPARCState, qt0) +
212 offsetof(CPU_QuadU, ll.upper));
213 tcg_gen_ld_i64(cpu_fpr[dst/2 + 1], cpu_env, offsetof(CPUSPARCState, qt0) +
214 offsetof(CPU_QuadU, ll.lower));
215 }
216
217 #ifdef TARGET_SPARC64
218 static void gen_move_Q(unsigned int rd, unsigned int rs)
219 {
220 rd = QFPREG(rd);
221 rs = QFPREG(rs);
222
223 tcg_gen_mov_i64(cpu_fpr[rd / 2], cpu_fpr[rs / 2]);
224 tcg_gen_mov_i64(cpu_fpr[rd / 2 + 1], cpu_fpr[rs / 2 + 1]);
225 gen_update_fprs_dirty(rd);
226 }
227 #endif
228
229 /* moves */
230 #ifdef CONFIG_USER_ONLY
231 #define supervisor(dc) 0
232 #ifdef TARGET_SPARC64
233 #define hypervisor(dc) 0
234 #endif
235 #else
236 #define supervisor(dc) (dc->mem_idx >= MMU_KERNEL_IDX)
237 #ifdef TARGET_SPARC64
238 #define hypervisor(dc) (dc->mem_idx == MMU_HYPV_IDX)
239 #else
240 #endif
241 #endif
242
243 #ifdef TARGET_SPARC64
244 #ifndef TARGET_ABI32
245 #define AM_CHECK(dc) ((dc)->address_mask_32bit)
246 #else
247 #define AM_CHECK(dc) (1)
248 #endif
249 #endif
250
251 static inline void gen_address_mask(DisasContext *dc, TCGv addr)
252 {
253 #ifdef TARGET_SPARC64
254 if (AM_CHECK(dc))
255 tcg_gen_andi_tl(addr, addr, 0xffffffffULL);
256 #endif
257 }
258
259 static inline void gen_movl_reg_TN(int reg, TCGv tn)
260 {
261 if (reg == 0)
262 tcg_gen_movi_tl(tn, 0);
263 else if (reg < 8)
264 tcg_gen_mov_tl(tn, cpu_gregs[reg]);
265 else {
266 tcg_gen_ld_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong));
267 }
268 }
269
270 static inline void gen_movl_TN_reg(int reg, TCGv tn)
271 {
272 if (reg == 0)
273 return;
274 else if (reg < 8)
275 tcg_gen_mov_tl(cpu_gregs[reg], tn);
276 else {
277 tcg_gen_st_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong));
278 }
279 }
280
281 static inline void gen_goto_tb(DisasContext *s, int tb_num,
282 target_ulong pc, target_ulong npc)
283 {
284 TranslationBlock *tb;
285
286 tb = s->tb;
287 if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) &&
288 (npc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) &&
289 !s->singlestep) {
290 /* jump to same page: we can use a direct jump */
291 tcg_gen_goto_tb(tb_num);
292 tcg_gen_movi_tl(cpu_pc, pc);
293 tcg_gen_movi_tl(cpu_npc, npc);
294 tcg_gen_exit_tb((tcg_target_long)tb + tb_num);
295 } else {
296 /* jump to another page: currently not optimized */
297 tcg_gen_movi_tl(cpu_pc, pc);
298 tcg_gen_movi_tl(cpu_npc, npc);
299 tcg_gen_exit_tb(0);
300 }
301 }
302
303 // XXX suboptimal
304 static inline void gen_mov_reg_N(TCGv reg, TCGv_i32 src)
305 {
306 tcg_gen_extu_i32_tl(reg, src);
307 tcg_gen_shri_tl(reg, reg, PSR_NEG_SHIFT);
308 tcg_gen_andi_tl(reg, reg, 0x1);
309 }
310
311 static inline void gen_mov_reg_Z(TCGv reg, TCGv_i32 src)
312 {
313 tcg_gen_extu_i32_tl(reg, src);
314 tcg_gen_shri_tl(reg, reg, PSR_ZERO_SHIFT);
315 tcg_gen_andi_tl(reg, reg, 0x1);
316 }
317
318 static inline void gen_mov_reg_V(TCGv reg, TCGv_i32 src)
319 {
320 tcg_gen_extu_i32_tl(reg, src);
321 tcg_gen_shri_tl(reg, reg, PSR_OVF_SHIFT);
322 tcg_gen_andi_tl(reg, reg, 0x1);
323 }
324
325 static inline void gen_mov_reg_C(TCGv reg, TCGv_i32 src)
326 {
327 tcg_gen_extu_i32_tl(reg, src);
328 tcg_gen_shri_tl(reg, reg, PSR_CARRY_SHIFT);
329 tcg_gen_andi_tl(reg, reg, 0x1);
330 }
331
332 static inline void gen_add_tv(TCGv dst, TCGv src1, TCGv src2)
333 {
334 TCGv r_temp;
335 TCGv_i32 r_const;
336 int l1;
337
338 l1 = gen_new_label();
339
340 r_temp = tcg_temp_new();
341 tcg_gen_xor_tl(r_temp, src1, src2);
342 tcg_gen_not_tl(r_temp, r_temp);
343 tcg_gen_xor_tl(cpu_tmp0, src1, dst);
344 tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
345 tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 31));
346 tcg_gen_brcondi_tl(TCG_COND_EQ, r_temp, 0, l1);
347 r_const = tcg_const_i32(TT_TOVF);
348 gen_helper_raise_exception(cpu_env, r_const);
349 tcg_temp_free_i32(r_const);
350 gen_set_label(l1);
351 tcg_temp_free(r_temp);
352 }
353
354 static inline void gen_tag_tv(TCGv src1, TCGv src2)
355 {
356 int l1;
357 TCGv_i32 r_const;
358
359 l1 = gen_new_label();
360 tcg_gen_or_tl(cpu_tmp0, src1, src2);
361 tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x3);
362 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, l1);
363 r_const = tcg_const_i32(TT_TOVF);
364 gen_helper_raise_exception(cpu_env, r_const);
365 tcg_temp_free_i32(r_const);
366 gen_set_label(l1);
367 }
368
369 static inline void gen_op_addi_cc(TCGv dst, TCGv src1, target_long src2)
370 {
371 tcg_gen_mov_tl(cpu_cc_src, src1);
372 tcg_gen_movi_tl(cpu_cc_src2, src2);
373 tcg_gen_addi_tl(cpu_cc_dst, cpu_cc_src, src2);
374 tcg_gen_mov_tl(dst, cpu_cc_dst);
375 }
376
377 static inline void gen_op_add_cc(TCGv dst, TCGv src1, TCGv src2)
378 {
379 tcg_gen_mov_tl(cpu_cc_src, src1);
380 tcg_gen_mov_tl(cpu_cc_src2, src2);
381 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
382 tcg_gen_mov_tl(dst, cpu_cc_dst);
383 }
384
385 static TCGv_i32 gen_add32_carry32(void)
386 {
387 TCGv_i32 carry_32, cc_src1_32, cc_src2_32;
388
389 /* Carry is computed from a previous add: (dst < src) */
390 #if TARGET_LONG_BITS == 64
391 cc_src1_32 = tcg_temp_new_i32();
392 cc_src2_32 = tcg_temp_new_i32();
393 tcg_gen_trunc_i64_i32(cc_src1_32, cpu_cc_dst);
394 tcg_gen_trunc_i64_i32(cc_src2_32, cpu_cc_src);
395 #else
396 cc_src1_32 = cpu_cc_dst;
397 cc_src2_32 = cpu_cc_src;
398 #endif
399
400 carry_32 = tcg_temp_new_i32();
401 tcg_gen_setcond_i32(TCG_COND_LTU, carry_32, cc_src1_32, cc_src2_32);
402
403 #if TARGET_LONG_BITS == 64
404 tcg_temp_free_i32(cc_src1_32);
405 tcg_temp_free_i32(cc_src2_32);
406 #endif
407
408 return carry_32;
409 }
410
411 static TCGv_i32 gen_sub32_carry32(void)
412 {
413 TCGv_i32 carry_32, cc_src1_32, cc_src2_32;
414
415 /* Carry is computed from a previous borrow: (src1 < src2) */
416 #if TARGET_LONG_BITS == 64
417 cc_src1_32 = tcg_temp_new_i32();
418 cc_src2_32 = tcg_temp_new_i32();
419 tcg_gen_trunc_i64_i32(cc_src1_32, cpu_cc_src);
420 tcg_gen_trunc_i64_i32(cc_src2_32, cpu_cc_src2);
421 #else
422 cc_src1_32 = cpu_cc_src;
423 cc_src2_32 = cpu_cc_src2;
424 #endif
425
426 carry_32 = tcg_temp_new_i32();
427 tcg_gen_setcond_i32(TCG_COND_LTU, carry_32, cc_src1_32, cc_src2_32);
428
429 #if TARGET_LONG_BITS == 64
430 tcg_temp_free_i32(cc_src1_32);
431 tcg_temp_free_i32(cc_src2_32);
432 #endif
433
434 return carry_32;
435 }
436
437 static void gen_op_addx_int(DisasContext *dc, TCGv dst, TCGv src1,
438 TCGv src2, int update_cc)
439 {
440 TCGv_i32 carry_32;
441 TCGv carry;
442
443 switch (dc->cc_op) {
444 case CC_OP_DIV:
445 case CC_OP_LOGIC:
446 /* Carry is known to be zero. Fall back to plain ADD. */
447 if (update_cc) {
448 gen_op_add_cc(dst, src1, src2);
449 } else {
450 tcg_gen_add_tl(dst, src1, src2);
451 }
452 return;
453
454 case CC_OP_ADD:
455 case CC_OP_TADD:
456 case CC_OP_TADDTV:
457 #if TCG_TARGET_REG_BITS == 32 && TARGET_LONG_BITS == 32
458 {
459 /* For 32-bit hosts, we can re-use the host's hardware carry
460 generation by using an ADD2 opcode. We discard the low
461 part of the output. Ideally we'd combine this operation
462 with the add that generated the carry in the first place. */
463 TCGv dst_low = tcg_temp_new();
464 tcg_gen_op6_i32(INDEX_op_add2_i32, dst_low, dst,
465 cpu_cc_src, src1, cpu_cc_src2, src2);
466 tcg_temp_free(dst_low);
467 goto add_done;
468 }
469 #endif
470 carry_32 = gen_add32_carry32();
471 break;
472
473 case CC_OP_SUB:
474 case CC_OP_TSUB:
475 case CC_OP_TSUBTV:
476 carry_32 = gen_sub32_carry32();
477 break;
478
479 default:
480 /* We need external help to produce the carry. */
481 carry_32 = tcg_temp_new_i32();
482 gen_helper_compute_C_icc(carry_32, cpu_env);
483 break;
484 }
485
486 #if TARGET_LONG_BITS == 64
487 carry = tcg_temp_new();
488 tcg_gen_extu_i32_i64(carry, carry_32);
489 #else
490 carry = carry_32;
491 #endif
492
493 tcg_gen_add_tl(dst, src1, src2);
494 tcg_gen_add_tl(dst, dst, carry);
495
496 tcg_temp_free_i32(carry_32);
497 #if TARGET_LONG_BITS == 64
498 tcg_temp_free(carry);
499 #endif
500
501 #if TCG_TARGET_REG_BITS == 32 && TARGET_LONG_BITS == 32
502 add_done:
503 #endif
504 if (update_cc) {
505 tcg_gen_mov_tl(cpu_cc_src, src1);
506 tcg_gen_mov_tl(cpu_cc_src2, src2);
507 tcg_gen_mov_tl(cpu_cc_dst, dst);
508 tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADDX);
509 dc->cc_op = CC_OP_ADDX;
510 }
511 }
512
513 static inline void gen_op_tadd_cc(TCGv dst, TCGv src1, TCGv src2)
514 {
515 tcg_gen_mov_tl(cpu_cc_src, src1);
516 tcg_gen_mov_tl(cpu_cc_src2, src2);
517 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
518 tcg_gen_mov_tl(dst, cpu_cc_dst);
519 }
520
521 static inline void gen_op_tadd_ccTV(TCGv dst, TCGv src1, TCGv src2)
522 {
523 tcg_gen_mov_tl(cpu_cc_src, src1);
524 tcg_gen_mov_tl(cpu_cc_src2, src2);
525 gen_tag_tv(cpu_cc_src, cpu_cc_src2);
526 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
527 gen_add_tv(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
528 tcg_gen_mov_tl(dst, cpu_cc_dst);
529 }
530
531 static inline void gen_sub_tv(TCGv dst, TCGv src1, TCGv src2)
532 {
533 TCGv r_temp;
534 TCGv_i32 r_const;
535 int l1;
536
537 l1 = gen_new_label();
538
539 r_temp = tcg_temp_new();
540 tcg_gen_xor_tl(r_temp, src1, src2);
541 tcg_gen_xor_tl(cpu_tmp0, src1, dst);
542 tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
543 tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 31));
544 tcg_gen_brcondi_tl(TCG_COND_EQ, r_temp, 0, l1);
545 r_const = tcg_const_i32(TT_TOVF);
546 gen_helper_raise_exception(cpu_env, r_const);
547 tcg_temp_free_i32(r_const);
548 gen_set_label(l1);
549 tcg_temp_free(r_temp);
550 }
551
552 static inline void gen_op_subi_cc(TCGv dst, TCGv src1, target_long src2, DisasContext *dc)
553 {
554 tcg_gen_mov_tl(cpu_cc_src, src1);
555 tcg_gen_movi_tl(cpu_cc_src2, src2);
556 if (src2 == 0) {
557 tcg_gen_mov_tl(cpu_cc_dst, src1);
558 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
559 dc->cc_op = CC_OP_LOGIC;
560 } else {
561 tcg_gen_subi_tl(cpu_cc_dst, cpu_cc_src, src2);
562 tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUB);
563 dc->cc_op = CC_OP_SUB;
564 }
565 tcg_gen_mov_tl(dst, cpu_cc_dst);
566 }
567
568 static inline void gen_op_sub_cc(TCGv dst, TCGv src1, TCGv src2)
569 {
570 tcg_gen_mov_tl(cpu_cc_src, src1);
571 tcg_gen_mov_tl(cpu_cc_src2, src2);
572 tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
573 tcg_gen_mov_tl(dst, cpu_cc_dst);
574 }
575
576 static void gen_op_subx_int(DisasContext *dc, TCGv dst, TCGv src1,
577 TCGv src2, int update_cc)
578 {
579 TCGv_i32 carry_32;
580 TCGv carry;
581
582 switch (dc->cc_op) {
583 case CC_OP_DIV:
584 case CC_OP_LOGIC:
585 /* Carry is known to be zero. Fall back to plain SUB. */
586 if (update_cc) {
587 gen_op_sub_cc(dst, src1, src2);
588 } else {
589 tcg_gen_sub_tl(dst, src1, src2);
590 }
591 return;
592
593 case CC_OP_ADD:
594 case CC_OP_TADD:
595 case CC_OP_TADDTV:
596 carry_32 = gen_add32_carry32();
597 break;
598
599 case CC_OP_SUB:
600 case CC_OP_TSUB:
601 case CC_OP_TSUBTV:
602 #if TCG_TARGET_REG_BITS == 32 && TARGET_LONG_BITS == 32
603 {
604 /* For 32-bit hosts, we can re-use the host's hardware carry
605 generation by using a SUB2 opcode. We discard the low
606 part of the output. Ideally we'd combine this operation
607 with the add that generated the carry in the first place. */
608 TCGv dst_low = tcg_temp_new();
609 tcg_gen_op6_i32(INDEX_op_sub2_i32, dst_low, dst,
610 cpu_cc_src, src1, cpu_cc_src2, src2);
611 tcg_temp_free(dst_low);
612 goto sub_done;
613 }
614 #endif
615 carry_32 = gen_sub32_carry32();
616 break;
617
618 default:
619 /* We need external help to produce the carry. */
620 carry_32 = tcg_temp_new_i32();
621 gen_helper_compute_C_icc(carry_32, cpu_env);
622 break;
623 }
624
625 #if TARGET_LONG_BITS == 64
626 carry = tcg_temp_new();
627 tcg_gen_extu_i32_i64(carry, carry_32);
628 #else
629 carry = carry_32;
630 #endif
631
632 tcg_gen_sub_tl(dst, src1, src2);
633 tcg_gen_sub_tl(dst, dst, carry);
634
635 tcg_temp_free_i32(carry_32);
636 #if TARGET_LONG_BITS == 64
637 tcg_temp_free(carry);
638 #endif
639
640 #if TCG_TARGET_REG_BITS == 32 && TARGET_LONG_BITS == 32
641 sub_done:
642 #endif
643 if (update_cc) {
644 tcg_gen_mov_tl(cpu_cc_src, src1);
645 tcg_gen_mov_tl(cpu_cc_src2, src2);
646 tcg_gen_mov_tl(cpu_cc_dst, dst);
647 tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUBX);
648 dc->cc_op = CC_OP_SUBX;
649 }
650 }
651
652 static inline void gen_op_tsub_cc(TCGv dst, TCGv src1, TCGv src2)
653 {
654 tcg_gen_mov_tl(cpu_cc_src, src1);
655 tcg_gen_mov_tl(cpu_cc_src2, src2);
656 tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
657 tcg_gen_mov_tl(dst, cpu_cc_dst);
658 }
659
660 static inline void gen_op_tsub_ccTV(TCGv dst, TCGv src1, TCGv src2)
661 {
662 tcg_gen_mov_tl(cpu_cc_src, src1);
663 tcg_gen_mov_tl(cpu_cc_src2, src2);
664 gen_tag_tv(cpu_cc_src, cpu_cc_src2);
665 tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
666 gen_sub_tv(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
667 tcg_gen_mov_tl(dst, cpu_cc_dst);
668 }
669
670 static inline void gen_op_mulscc(TCGv dst, TCGv src1, TCGv src2)
671 {
672 TCGv r_temp;
673 int l1;
674
675 l1 = gen_new_label();
676 r_temp = tcg_temp_new();
677
678 /* old op:
679 if (!(env->y & 1))
680 T1 = 0;
681 */
682 tcg_gen_andi_tl(cpu_cc_src, src1, 0xffffffff);
683 tcg_gen_andi_tl(r_temp, cpu_y, 0x1);
684 tcg_gen_andi_tl(cpu_cc_src2, src2, 0xffffffff);
685 tcg_gen_brcondi_tl(TCG_COND_NE, r_temp, 0, l1);
686 tcg_gen_movi_tl(cpu_cc_src2, 0);
687 gen_set_label(l1);
688
689 // b2 = T0 & 1;
690 // env->y = (b2 << 31) | (env->y >> 1);
691 tcg_gen_andi_tl(r_temp, cpu_cc_src, 0x1);
692 tcg_gen_shli_tl(r_temp, r_temp, 31);
693 tcg_gen_shri_tl(cpu_tmp0, cpu_y, 1);
694 tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x7fffffff);
695 tcg_gen_or_tl(cpu_tmp0, cpu_tmp0, r_temp);
696 tcg_gen_andi_tl(cpu_y, cpu_tmp0, 0xffffffff);
697
698 // b1 = N ^ V;
699 gen_mov_reg_N(cpu_tmp0, cpu_psr);
700 gen_mov_reg_V(r_temp, cpu_psr);
701 tcg_gen_xor_tl(cpu_tmp0, cpu_tmp0, r_temp);
702 tcg_temp_free(r_temp);
703
704 // T0 = (b1 << 31) | (T0 >> 1);
705 // src1 = T0;
706 tcg_gen_shli_tl(cpu_tmp0, cpu_tmp0, 31);
707 tcg_gen_shri_tl(cpu_cc_src, cpu_cc_src, 1);
708 tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, cpu_tmp0);
709
710 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
711
712 tcg_gen_mov_tl(dst, cpu_cc_dst);
713 }
714
715 static inline void gen_op_multiply(TCGv dst, TCGv src1, TCGv src2, int sign_ext)
716 {
717 TCGv_i32 r_src1, r_src2;
718 TCGv_i64 r_temp, r_temp2;
719
720 r_src1 = tcg_temp_new_i32();
721 r_src2 = tcg_temp_new_i32();
722
723 tcg_gen_trunc_tl_i32(r_src1, src1);
724 tcg_gen_trunc_tl_i32(r_src2, src2);
725
726 r_temp = tcg_temp_new_i64();
727 r_temp2 = tcg_temp_new_i64();
728
729 if (sign_ext) {
730 tcg_gen_ext_i32_i64(r_temp, r_src2);
731 tcg_gen_ext_i32_i64(r_temp2, r_src1);
732 } else {
733 tcg_gen_extu_i32_i64(r_temp, r_src2);
734 tcg_gen_extu_i32_i64(r_temp2, r_src1);
735 }
736
737 tcg_gen_mul_i64(r_temp2, r_temp, r_temp2);
738
739 tcg_gen_shri_i64(r_temp, r_temp2, 32);
740 tcg_gen_trunc_i64_tl(cpu_tmp0, r_temp);
741 tcg_temp_free_i64(r_temp);
742 tcg_gen_andi_tl(cpu_y, cpu_tmp0, 0xffffffff);
743
744 tcg_gen_trunc_i64_tl(dst, r_temp2);
745
746 tcg_temp_free_i64(r_temp2);
747
748 tcg_temp_free_i32(r_src1);
749 tcg_temp_free_i32(r_src2);
750 }
751
752 static inline void gen_op_umul(TCGv dst, TCGv src1, TCGv src2)
753 {
754 /* zero-extend truncated operands before multiplication */
755 gen_op_multiply(dst, src1, src2, 0);
756 }
757
758 static inline void gen_op_smul(TCGv dst, TCGv src1, TCGv src2)
759 {
760 /* sign-extend truncated operands before multiplication */
761 gen_op_multiply(dst, src1, src2, 1);
762 }
763
764 #ifdef TARGET_SPARC64
765 static inline void gen_trap_ifdivzero_tl(TCGv divisor)
766 {
767 TCGv_i32 r_const;
768 int l1;
769
770 l1 = gen_new_label();
771 tcg_gen_brcondi_tl(TCG_COND_NE, divisor, 0, l1);
772 r_const = tcg_const_i32(TT_DIV_ZERO);
773 gen_helper_raise_exception(cpu_env, r_const);
774 tcg_temp_free_i32(r_const);
775 gen_set_label(l1);
776 }
777
778 static inline void gen_op_sdivx(TCGv dst, TCGv src1, TCGv src2)
779 {
780 int l1, l2;
781 TCGv r_temp1, r_temp2;
782
783 l1 = gen_new_label();
784 l2 = gen_new_label();
785 r_temp1 = tcg_temp_local_new();
786 r_temp2 = tcg_temp_local_new();
787 tcg_gen_mov_tl(r_temp1, src1);
788 tcg_gen_mov_tl(r_temp2, src2);
789 gen_trap_ifdivzero_tl(r_temp2);
790 tcg_gen_brcondi_tl(TCG_COND_NE, r_temp1, INT64_MIN, l1);
791 tcg_gen_brcondi_tl(TCG_COND_NE, r_temp2, -1, l1);
792 tcg_gen_movi_i64(dst, INT64_MIN);
793 tcg_gen_br(l2);
794 gen_set_label(l1);
795 tcg_gen_div_i64(dst, r_temp1, r_temp2);
796 gen_set_label(l2);
797 tcg_temp_free(r_temp1);
798 tcg_temp_free(r_temp2);
799 }
800 #endif
801
802 // 1
803 static inline void gen_op_eval_ba(TCGv dst)
804 {
805 tcg_gen_movi_tl(dst, 1);
806 }
807
808 // Z
809 static inline void gen_op_eval_be(TCGv dst, TCGv_i32 src)
810 {
811 gen_mov_reg_Z(dst, src);
812 }
813
814 // Z | (N ^ V)
815 static inline void gen_op_eval_ble(TCGv dst, TCGv_i32 src)
816 {
817 gen_mov_reg_N(cpu_tmp0, src);
818 gen_mov_reg_V(dst, src);
819 tcg_gen_xor_tl(dst, dst, cpu_tmp0);
820 gen_mov_reg_Z(cpu_tmp0, src);
821 tcg_gen_or_tl(dst, dst, cpu_tmp0);
822 }
823
824 // N ^ V
825 static inline void gen_op_eval_bl(TCGv dst, TCGv_i32 src)
826 {
827 gen_mov_reg_V(cpu_tmp0, src);
828 gen_mov_reg_N(dst, src);
829 tcg_gen_xor_tl(dst, dst, cpu_tmp0);
830 }
831
832 // C | Z
833 static inline void gen_op_eval_bleu(TCGv dst, TCGv_i32 src)
834 {
835 gen_mov_reg_Z(cpu_tmp0, src);
836 gen_mov_reg_C(dst, src);
837 tcg_gen_or_tl(dst, dst, cpu_tmp0);
838 }
839
840 // C
841 static inline void gen_op_eval_bcs(TCGv dst, TCGv_i32 src)
842 {
843 gen_mov_reg_C(dst, src);
844 }
845
846 // V
847 static inline void gen_op_eval_bvs(TCGv dst, TCGv_i32 src)
848 {
849 gen_mov_reg_V(dst, src);
850 }
851
852 // 0
853 static inline void gen_op_eval_bn(TCGv dst)
854 {
855 tcg_gen_movi_tl(dst, 0);
856 }
857
858 // N
859 static inline void gen_op_eval_bneg(TCGv dst, TCGv_i32 src)
860 {
861 gen_mov_reg_N(dst, src);
862 }
863
864 // !Z
865 static inline void gen_op_eval_bne(TCGv dst, TCGv_i32 src)
866 {
867 gen_mov_reg_Z(dst, src);
868 tcg_gen_xori_tl(dst, dst, 0x1);
869 }
870
871 // !(Z | (N ^ V))
872 static inline void gen_op_eval_bg(TCGv dst, TCGv_i32 src)
873 {
874 gen_mov_reg_N(cpu_tmp0, src);
875 gen_mov_reg_V(dst, src);
876 tcg_gen_xor_tl(dst, dst, cpu_tmp0);
877 gen_mov_reg_Z(cpu_tmp0, src);
878 tcg_gen_or_tl(dst, dst, cpu_tmp0);
879 tcg_gen_xori_tl(dst, dst, 0x1);
880 }
881
882 // !(N ^ V)
883 static inline void gen_op_eval_bge(TCGv dst, TCGv_i32 src)
884 {
885 gen_mov_reg_V(cpu_tmp0, src);
886 gen_mov_reg_N(dst, src);
887 tcg_gen_xor_tl(dst, dst, cpu_tmp0);
888 tcg_gen_xori_tl(dst, dst, 0x1);
889 }
890
891 // !(C | Z)
892 static inline void gen_op_eval_bgu(TCGv dst, TCGv_i32 src)
893 {
894 gen_mov_reg_Z(cpu_tmp0, src);
895 gen_mov_reg_C(dst, src);
896 tcg_gen_or_tl(dst, dst, cpu_tmp0);
897 tcg_gen_xori_tl(dst, dst, 0x1);
898 }
899
900 // !C
901 static inline void gen_op_eval_bcc(TCGv dst, TCGv_i32 src)
902 {
903 gen_mov_reg_C(dst, src);
904 tcg_gen_xori_tl(dst, dst, 0x1);
905 }
906
907 // !N
908 static inline void gen_op_eval_bpos(TCGv dst, TCGv_i32 src)
909 {
910 gen_mov_reg_N(dst, src);
911 tcg_gen_xori_tl(dst, dst, 0x1);
912 }
913
914 // !V
915 static inline void gen_op_eval_bvc(TCGv dst, TCGv_i32 src)
916 {
917 gen_mov_reg_V(dst, src);
918 tcg_gen_xori_tl(dst, dst, 0x1);
919 }
920
921 /*
922 FPSR bit field FCC1 | FCC0:
923 0 =
924 1 <
925 2 >
926 3 unordered
927 */
928 static inline void gen_mov_reg_FCC0(TCGv reg, TCGv src,
929 unsigned int fcc_offset)
930 {
931 tcg_gen_shri_tl(reg, src, FSR_FCC0_SHIFT + fcc_offset);
932 tcg_gen_andi_tl(reg, reg, 0x1);
933 }
934
935 static inline void gen_mov_reg_FCC1(TCGv reg, TCGv src,
936 unsigned int fcc_offset)
937 {
938 tcg_gen_shri_tl(reg, src, FSR_FCC1_SHIFT + fcc_offset);
939 tcg_gen_andi_tl(reg, reg, 0x1);
940 }
941
942 // !0: FCC0 | FCC1
943 static inline void gen_op_eval_fbne(TCGv dst, TCGv src,
944 unsigned int fcc_offset)
945 {
946 gen_mov_reg_FCC0(dst, src, fcc_offset);
947 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
948 tcg_gen_or_tl(dst, dst, cpu_tmp0);
949 }
950
951 // 1 or 2: FCC0 ^ FCC1
952 static inline void gen_op_eval_fblg(TCGv dst, TCGv src,
953 unsigned int fcc_offset)
954 {
955 gen_mov_reg_FCC0(dst, src, fcc_offset);
956 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
957 tcg_gen_xor_tl(dst, dst, cpu_tmp0);
958 }
959
960 // 1 or 3: FCC0
961 static inline void gen_op_eval_fbul(TCGv dst, TCGv src,
962 unsigned int fcc_offset)
963 {
964 gen_mov_reg_FCC0(dst, src, fcc_offset);
965 }
966
967 // 1: FCC0 & !FCC1
968 static inline void gen_op_eval_fbl(TCGv dst, TCGv src,
969 unsigned int fcc_offset)
970 {
971 gen_mov_reg_FCC0(dst, src, fcc_offset);
972 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
973 tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1);
974 tcg_gen_and_tl(dst, dst, cpu_tmp0);
975 }
976
977 // 2 or 3: FCC1
978 static inline void gen_op_eval_fbug(TCGv dst, TCGv src,
979 unsigned int fcc_offset)
980 {
981 gen_mov_reg_FCC1(dst, src, fcc_offset);
982 }
983
984 // 2: !FCC0 & FCC1
985 static inline void gen_op_eval_fbg(TCGv dst, TCGv src,
986 unsigned int fcc_offset)
987 {
988 gen_mov_reg_FCC0(dst, src, fcc_offset);
989 tcg_gen_xori_tl(dst, dst, 0x1);
990 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
991 tcg_gen_and_tl(dst, dst, cpu_tmp0);
992 }
993
994 // 3: FCC0 & FCC1
995 static inline void gen_op_eval_fbu(TCGv dst, TCGv src,
996 unsigned int fcc_offset)
997 {
998 gen_mov_reg_FCC0(dst, src, fcc_offset);
999 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1000 tcg_gen_and_tl(dst, dst, cpu_tmp0);
1001 }
1002
1003 // 0: !(FCC0 | FCC1)
1004 static inline void gen_op_eval_fbe(TCGv dst, TCGv src,
1005 unsigned int fcc_offset)
1006 {
1007 gen_mov_reg_FCC0(dst, src, fcc_offset);
1008 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1009 tcg_gen_or_tl(dst, dst, cpu_tmp0);
1010 tcg_gen_xori_tl(dst, dst, 0x1);
1011 }
1012
1013 // 0 or 3: !(FCC0 ^ FCC1)
1014 static inline void gen_op_eval_fbue(TCGv dst, TCGv src,
1015 unsigned int fcc_offset)
1016 {
1017 gen_mov_reg_FCC0(dst, src, fcc_offset);
1018 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1019 tcg_gen_xor_tl(dst, dst, cpu_tmp0);
1020 tcg_gen_xori_tl(dst, dst, 0x1);
1021 }
1022
1023 // 0 or 2: !FCC0
1024 static inline void gen_op_eval_fbge(TCGv dst, TCGv src,
1025 unsigned int fcc_offset)
1026 {
1027 gen_mov_reg_FCC0(dst, src, fcc_offset);
1028 tcg_gen_xori_tl(dst, dst, 0x1);
1029 }
1030
1031 // !1: !(FCC0 & !FCC1)
1032 static inline void gen_op_eval_fbuge(TCGv dst, TCGv src,
1033 unsigned int fcc_offset)
1034 {
1035 gen_mov_reg_FCC0(dst, src, fcc_offset);
1036 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1037 tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1);
1038 tcg_gen_and_tl(dst, dst, cpu_tmp0);
1039 tcg_gen_xori_tl(dst, dst, 0x1);
1040 }
1041
1042 // 0 or 1: !FCC1
1043 static inline void gen_op_eval_fble(TCGv dst, TCGv src,
1044 unsigned int fcc_offset)
1045 {
1046 gen_mov_reg_FCC1(dst, src, fcc_offset);
1047 tcg_gen_xori_tl(dst, dst, 0x1);
1048 }
1049
1050 // !2: !(!FCC0 & FCC1)
1051 static inline void gen_op_eval_fbule(TCGv dst, TCGv src,
1052 unsigned int fcc_offset)
1053 {
1054 gen_mov_reg_FCC0(dst, src, fcc_offset);
1055 tcg_gen_xori_tl(dst, dst, 0x1);
1056 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1057 tcg_gen_and_tl(dst, dst, cpu_tmp0);
1058 tcg_gen_xori_tl(dst, dst, 0x1);
1059 }
1060
1061 // !3: !(FCC0 & FCC1)
1062 static inline void gen_op_eval_fbo(TCGv dst, TCGv src,
1063 unsigned int fcc_offset)
1064 {
1065 gen_mov_reg_FCC0(dst, src, fcc_offset);
1066 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
1067 tcg_gen_and_tl(dst, dst, cpu_tmp0);
1068 tcg_gen_xori_tl(dst, dst, 0x1);
1069 }
1070
1071 static inline void gen_branch2(DisasContext *dc, target_ulong pc1,
1072 target_ulong pc2, TCGv r_cond)
1073 {
1074 int l1;
1075
1076 l1 = gen_new_label();
1077
1078 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
1079
1080 gen_goto_tb(dc, 0, pc1, pc1 + 4);
1081
1082 gen_set_label(l1);
1083 gen_goto_tb(dc, 1, pc2, pc2 + 4);
1084 }
1085
1086 static inline void gen_branch_a(DisasContext *dc, target_ulong pc1,
1087 target_ulong pc2, TCGv r_cond)
1088 {
1089 int l1;
1090
1091 l1 = gen_new_label();
1092
1093 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
1094
1095 gen_goto_tb(dc, 0, pc2, pc1);
1096
1097 gen_set_label(l1);
1098 gen_goto_tb(dc, 1, pc2 + 4, pc2 + 8);
1099 }
1100
1101 static inline void gen_generic_branch(target_ulong npc1, target_ulong npc2,
1102 TCGv r_cond)
1103 {
1104 int l1, l2;
1105
1106 l1 = gen_new_label();
1107 l2 = gen_new_label();
1108
1109 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
1110
1111 tcg_gen_movi_tl(cpu_npc, npc1);
1112 tcg_gen_br(l2);
1113
1114 gen_set_label(l1);
1115 tcg_gen_movi_tl(cpu_npc, npc2);
1116 gen_set_label(l2);
1117 }
1118
1119 /* call this function before using the condition register as it may
1120 have been set for a jump */
1121 static inline void flush_cond(DisasContext *dc, TCGv cond)
1122 {
1123 if (dc->npc == JUMP_PC) {
1124 gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
1125 dc->npc = DYNAMIC_PC;
1126 }
1127 }
1128
1129 static inline void save_npc(DisasContext *dc, TCGv cond)
1130 {
1131 if (dc->npc == JUMP_PC) {
1132 gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
1133 dc->npc = DYNAMIC_PC;
1134 } else if (dc->npc != DYNAMIC_PC) {
1135 tcg_gen_movi_tl(cpu_npc, dc->npc);
1136 }
1137 }
1138
1139 static inline void save_state(DisasContext *dc, TCGv cond)
1140 {
1141 tcg_gen_movi_tl(cpu_pc, dc->pc);
1142 /* flush pending conditional evaluations before exposing cpu state */
1143 if (dc->cc_op != CC_OP_FLAGS) {
1144 dc->cc_op = CC_OP_FLAGS;
1145 gen_helper_compute_psr(cpu_env);
1146 }
1147 save_npc(dc, cond);
1148 }
1149
1150 static inline void gen_mov_pc_npc(DisasContext *dc, TCGv cond)
1151 {
1152 if (dc->npc == JUMP_PC) {
1153 gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
1154 tcg_gen_mov_tl(cpu_pc, cpu_npc);
1155 dc->pc = DYNAMIC_PC;
1156 } else if (dc->npc == DYNAMIC_PC) {
1157 tcg_gen_mov_tl(cpu_pc, cpu_npc);
1158 dc->pc = DYNAMIC_PC;
1159 } else {
1160 dc->pc = dc->npc;
1161 }
1162 }
1163
1164 static inline void gen_op_next_insn(void)
1165 {
1166 tcg_gen_mov_tl(cpu_pc, cpu_npc);
1167 tcg_gen_addi_tl(cpu_npc, cpu_npc, 4);
1168 }
1169
1170 static inline void gen_cond(TCGv r_dst, unsigned int cc, unsigned int cond,
1171 DisasContext *dc)
1172 {
1173 TCGv_i32 r_src;
1174
1175 #ifdef TARGET_SPARC64
1176 if (cc)
1177 r_src = cpu_xcc;
1178 else
1179 r_src = cpu_psr;
1180 #else
1181 r_src = cpu_psr;
1182 #endif
1183 switch (dc->cc_op) {
1184 case CC_OP_FLAGS:
1185 break;
1186 default:
1187 gen_helper_compute_psr(cpu_env);
1188 dc->cc_op = CC_OP_FLAGS;
1189 break;
1190 }
1191 switch (cond) {
1192 case 0x0:
1193 gen_op_eval_bn(r_dst);
1194 break;
1195 case 0x1:
1196 gen_op_eval_be(r_dst, r_src);
1197 break;
1198 case 0x2:
1199 gen_op_eval_ble(r_dst, r_src);
1200 break;
1201 case 0x3:
1202 gen_op_eval_bl(r_dst, r_src);
1203 break;
1204 case 0x4:
1205 gen_op_eval_bleu(r_dst, r_src);
1206 break;
1207 case 0x5:
1208 gen_op_eval_bcs(r_dst, r_src);
1209 break;
1210 case 0x6:
1211 gen_op_eval_bneg(r_dst, r_src);
1212 break;
1213 case 0x7:
1214 gen_op_eval_bvs(r_dst, r_src);
1215 break;
1216 case 0x8:
1217 gen_op_eval_ba(r_dst);
1218 break;
1219 case 0x9:
1220 gen_op_eval_bne(r_dst, r_src);
1221 break;
1222 case 0xa:
1223 gen_op_eval_bg(r_dst, r_src);
1224 break;
1225 case 0xb:
1226 gen_op_eval_bge(r_dst, r_src);
1227 break;
1228 case 0xc:
1229 gen_op_eval_bgu(r_dst, r_src);
1230 break;
1231 case 0xd:
1232 gen_op_eval_bcc(r_dst, r_src);
1233 break;
1234 case 0xe:
1235 gen_op_eval_bpos(r_dst, r_src);
1236 break;
1237 case 0xf:
1238 gen_op_eval_bvc(r_dst, r_src);
1239 break;
1240 }
1241 }
1242
1243 static inline void gen_fcond(TCGv r_dst, unsigned int cc, unsigned int cond)
1244 {
1245 unsigned int offset;
1246
1247 switch (cc) {
1248 default:
1249 case 0x0:
1250 offset = 0;
1251 break;
1252 case 0x1:
1253 offset = 32 - 10;
1254 break;
1255 case 0x2:
1256 offset = 34 - 10;
1257 break;
1258 case 0x3:
1259 offset = 36 - 10;
1260 break;
1261 }
1262
1263 switch (cond) {
1264 case 0x0:
1265 gen_op_eval_bn(r_dst);
1266 break;
1267 case 0x1:
1268 gen_op_eval_fbne(r_dst, cpu_fsr, offset);
1269 break;
1270 case 0x2:
1271 gen_op_eval_fblg(r_dst, cpu_fsr, offset);
1272 break;
1273 case 0x3:
1274 gen_op_eval_fbul(r_dst, cpu_fsr, offset);
1275 break;
1276 case 0x4:
1277 gen_op_eval_fbl(r_dst, cpu_fsr, offset);
1278 break;
1279 case 0x5:
1280 gen_op_eval_fbug(r_dst, cpu_fsr, offset);
1281 break;
1282 case 0x6:
1283 gen_op_eval_fbg(r_dst, cpu_fsr, offset);
1284 break;
1285 case 0x7:
1286 gen_op_eval_fbu(r_dst, cpu_fsr, offset);
1287 break;
1288 case 0x8:
1289 gen_op_eval_ba(r_dst);
1290 break;
1291 case 0x9:
1292 gen_op_eval_fbe(r_dst, cpu_fsr, offset);
1293 break;
1294 case 0xa:
1295 gen_op_eval_fbue(r_dst, cpu_fsr, offset);
1296 break;
1297 case 0xb:
1298 gen_op_eval_fbge(r_dst, cpu_fsr, offset);
1299 break;
1300 case 0xc:
1301 gen_op_eval_fbuge(r_dst, cpu_fsr, offset);
1302 break;
1303 case 0xd:
1304 gen_op_eval_fble(r_dst, cpu_fsr, offset);
1305 break;
1306 case 0xe:
1307 gen_op_eval_fbule(r_dst, cpu_fsr, offset);
1308 break;
1309 case 0xf:
1310 gen_op_eval_fbo(r_dst, cpu_fsr, offset);
1311 break;
1312 }
1313 }
1314
1315 #ifdef TARGET_SPARC64
1316 // Inverted logic
1317 static const int gen_tcg_cond_reg[8] = {
1318 -1,
1319 TCG_COND_NE,
1320 TCG_COND_GT,
1321 TCG_COND_GE,
1322 -1,
1323 TCG_COND_EQ,
1324 TCG_COND_LE,
1325 TCG_COND_LT,
1326 };
1327
1328 static inline void gen_cond_reg(TCGv r_dst, int cond, TCGv r_src)
1329 {
1330 int l1;
1331
1332 l1 = gen_new_label();
1333 tcg_gen_movi_tl(r_dst, 0);
1334 tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], r_src, 0, l1);
1335 tcg_gen_movi_tl(r_dst, 1);
1336 gen_set_label(l1);
1337 }
1338 #endif
1339
1340 static void do_branch(DisasContext *dc, int32_t offset, uint32_t insn, int cc,
1341 TCGv r_cond)
1342 {
1343 unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29));
1344 target_ulong target = dc->pc + offset;
1345
1346 if (cond == 0x0) {
1347 /* unconditional not taken */
1348 if (a) {
1349 dc->pc = dc->npc + 4;
1350 dc->npc = dc->pc + 4;
1351 } else {
1352 dc->pc = dc->npc;
1353 dc->npc = dc->pc + 4;
1354 }
1355 } else if (cond == 0x8) {
1356 /* unconditional taken */
1357 if (a) {
1358 dc->pc = target;
1359 dc->npc = dc->pc + 4;
1360 } else {
1361 dc->pc = dc->npc;
1362 dc->npc = target;
1363 tcg_gen_mov_tl(cpu_pc, cpu_npc);
1364 }
1365 } else {
1366 flush_cond(dc, r_cond);
1367 gen_cond(r_cond, cc, cond, dc);
1368 if (a) {
1369 gen_branch_a(dc, target, dc->npc, r_cond);
1370 dc->is_br = 1;
1371 } else {
1372 dc->pc = dc->npc;
1373 dc->jump_pc[0] = target;
1374 if (unlikely(dc->npc == DYNAMIC_PC)) {
1375 dc->jump_pc[1] = DYNAMIC_PC;
1376 tcg_gen_addi_tl(cpu_pc, cpu_npc, 4);
1377 } else {
1378 dc->jump_pc[1] = dc->npc + 4;
1379 dc->npc = JUMP_PC;
1380 }
1381 }
1382 }
1383 }
1384
1385 static void do_fbranch(DisasContext *dc, int32_t offset, uint32_t insn, int cc,
1386 TCGv r_cond)
1387 {
1388 unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29));
1389 target_ulong target = dc->pc + offset;
1390
1391 if (cond == 0x0) {
1392 /* unconditional not taken */
1393 if (a) {
1394 dc->pc = dc->npc + 4;
1395 dc->npc = dc->pc + 4;
1396 } else {
1397 dc->pc = dc->npc;
1398 dc->npc = dc->pc + 4;
1399 }
1400 } else if (cond == 0x8) {
1401 /* unconditional taken */
1402 if (a) {
1403 dc->pc = target;
1404 dc->npc = dc->pc + 4;
1405 } else {
1406 dc->pc = dc->npc;
1407 dc->npc = target;
1408 tcg_gen_mov_tl(cpu_pc, cpu_npc);
1409 }
1410 } else {
1411 flush_cond(dc, r_cond);
1412 gen_fcond(r_cond, cc, cond);
1413 if (a) {
1414 gen_branch_a(dc, target, dc->npc, r_cond);
1415 dc->is_br = 1;
1416 } else {
1417 dc->pc = dc->npc;
1418 dc->jump_pc[0] = target;
1419 if (unlikely(dc->npc == DYNAMIC_PC)) {
1420 dc->jump_pc[1] = DYNAMIC_PC;
1421 tcg_gen_addi_tl(cpu_pc, cpu_npc, 4);
1422 } else {
1423 dc->jump_pc[1] = dc->npc + 4;
1424 dc->npc = JUMP_PC;
1425 }
1426 }
1427 }
1428 }
1429
1430 #ifdef TARGET_SPARC64
1431 static void do_branch_reg(DisasContext *dc, int32_t offset, uint32_t insn,
1432 TCGv r_cond, TCGv r_reg)
1433 {
1434 unsigned int cond = GET_FIELD_SP(insn, 25, 27), a = (insn & (1 << 29));
1435 target_ulong target = dc->pc + offset;
1436
1437 flush_cond(dc, r_cond);
1438 gen_cond_reg(r_cond, cond, r_reg);
1439 if (a) {
1440 gen_branch_a(dc, target, dc->npc, r_cond);
1441 dc->is_br = 1;
1442 } else {
1443 dc->pc = dc->npc;
1444 dc->jump_pc[0] = target;
1445 if (unlikely(dc->npc == DYNAMIC_PC)) {
1446 dc->jump_pc[1] = DYNAMIC_PC;
1447 tcg_gen_addi_tl(cpu_pc, cpu_npc, 4);
1448 } else {
1449 dc->jump_pc[1] = dc->npc + 4;
1450 dc->npc = JUMP_PC;
1451 }
1452 }
1453 }
1454
1455 static inline void gen_op_fcmps(int fccno, TCGv_i32 r_rs1, TCGv_i32 r_rs2)
1456 {
1457 switch (fccno) {
1458 case 0:
1459 gen_helper_fcmps(cpu_env, r_rs1, r_rs2);
1460 break;
1461 case 1:
1462 gen_helper_fcmps_fcc1(cpu_env, r_rs1, r_rs2);
1463 break;
1464 case 2:
1465 gen_helper_fcmps_fcc2(cpu_env, r_rs1, r_rs2);
1466 break;
1467 case 3:
1468 gen_helper_fcmps_fcc3(cpu_env, r_rs1, r_rs2);
1469 break;
1470 }
1471 }
1472
1473 static inline void gen_op_fcmpd(int fccno, TCGv_i64 r_rs1, TCGv_i64 r_rs2)
1474 {
1475 switch (fccno) {
1476 case 0:
1477 gen_helper_fcmpd(cpu_env, r_rs1, r_rs2);
1478 break;
1479 case 1:
1480 gen_helper_fcmpd_fcc1(cpu_env, r_rs1, r_rs2);
1481 break;
1482 case 2:
1483 gen_helper_fcmpd_fcc2(cpu_env, r_rs1, r_rs2);
1484 break;
1485 case 3:
1486 gen_helper_fcmpd_fcc3(cpu_env, r_rs1, r_rs2);
1487 break;
1488 }
1489 }
1490
1491 static inline void gen_op_fcmpq(int fccno)
1492 {
1493 switch (fccno) {
1494 case 0:
1495 gen_helper_fcmpq(cpu_env);
1496 break;
1497 case 1:
1498 gen_helper_fcmpq_fcc1(cpu_env);
1499 break;
1500 case 2:
1501 gen_helper_fcmpq_fcc2(cpu_env);
1502 break;
1503 case 3:
1504 gen_helper_fcmpq_fcc3(cpu_env);
1505 break;
1506 }
1507 }
1508
1509 static inline void gen_op_fcmpes(int fccno, TCGv_i32 r_rs1, TCGv_i32 r_rs2)
1510 {
1511 switch (fccno) {
1512 case 0:
1513 gen_helper_fcmpes(cpu_env, r_rs1, r_rs2);
1514 break;
1515 case 1:
1516 gen_helper_fcmpes_fcc1(cpu_env, r_rs1, r_rs2);
1517 break;
1518 case 2:
1519 gen_helper_fcmpes_fcc2(cpu_env, r_rs1, r_rs2);
1520 break;
1521 case 3:
1522 gen_helper_fcmpes_fcc3(cpu_env, r_rs1, r_rs2);
1523 break;
1524 }
1525 }
1526
1527 static inline void gen_op_fcmped(int fccno, TCGv_i64 r_rs1, TCGv_i64 r_rs2)
1528 {
1529 switch (fccno) {
1530 case 0:
1531 gen_helper_fcmped(cpu_env, r_rs1, r_rs2);
1532 break;
1533 case 1:
1534 gen_helper_fcmped_fcc1(cpu_env, r_rs1, r_rs2);
1535 break;
1536 case 2:
1537 gen_helper_fcmped_fcc2(cpu_env, r_rs1, r_rs2);
1538 break;
1539 case 3:
1540 gen_helper_fcmped_fcc3(cpu_env, r_rs1, r_rs2);
1541 break;
1542 }
1543 }
1544
1545 static inline void gen_op_fcmpeq(int fccno)
1546 {
1547 switch (fccno) {
1548 case 0:
1549 gen_helper_fcmpeq(cpu_env);
1550 break;
1551 case 1:
1552 gen_helper_fcmpeq_fcc1(cpu_env);
1553 break;
1554 case 2:
1555 gen_helper_fcmpeq_fcc2(cpu_env);
1556 break;
1557 case 3:
1558 gen_helper_fcmpeq_fcc3(cpu_env);
1559 break;
1560 }
1561 }
1562
1563 #else
1564
1565 static inline void gen_op_fcmps(int fccno, TCGv r_rs1, TCGv r_rs2)
1566 {
1567 gen_helper_fcmps(cpu_env, r_rs1, r_rs2);
1568 }
1569
1570 static inline void gen_op_fcmpd(int fccno, TCGv_i64 r_rs1, TCGv_i64 r_rs2)
1571 {
1572 gen_helper_fcmpd(cpu_env, r_rs1, r_rs2);
1573 }
1574
1575 static inline void gen_op_fcmpq(int fccno)
1576 {
1577 gen_helper_fcmpq(cpu_env);
1578 }
1579
1580 static inline void gen_op_fcmpes(int fccno, TCGv r_rs1, TCGv r_rs2)
1581 {
1582 gen_helper_fcmpes(cpu_env, r_rs1, r_rs2);
1583 }
1584
1585 static inline void gen_op_fcmped(int fccno, TCGv_i64 r_rs1, TCGv_i64 r_rs2)
1586 {
1587 gen_helper_fcmped(cpu_env, r_rs1, r_rs2);
1588 }
1589
1590 static inline void gen_op_fcmpeq(int fccno)
1591 {
1592 gen_helper_fcmpeq(cpu_env);
1593 }
1594 #endif
1595
1596 static inline void gen_op_fpexception_im(int fsr_flags)
1597 {
1598 TCGv_i32 r_const;
1599
1600 tcg_gen_andi_tl(cpu_fsr, cpu_fsr, FSR_FTT_NMASK);
1601 tcg_gen_ori_tl(cpu_fsr, cpu_fsr, fsr_flags);
1602 r_const = tcg_const_i32(TT_FP_EXCP);
1603 gen_helper_raise_exception(cpu_env, r_const);
1604 tcg_temp_free_i32(r_const);
1605 }
1606
1607 static int gen_trap_ifnofpu(DisasContext *dc, TCGv r_cond)
1608 {
1609 #if !defined(CONFIG_USER_ONLY)
1610 if (!dc->fpu_enabled) {
1611 TCGv_i32 r_const;
1612
1613 save_state(dc, r_cond);
1614 r_const = tcg_const_i32(TT_NFPU_INSN);
1615 gen_helper_raise_exception(cpu_env, r_const);
1616 tcg_temp_free_i32(r_const);
1617 dc->is_br = 1;
1618 return 1;
1619 }
1620 #endif
1621 return 0;
1622 }
1623
1624 static inline void gen_op_clear_ieee_excp_and_FTT(void)
1625 {
1626 tcg_gen_andi_tl(cpu_fsr, cpu_fsr, FSR_FTT_CEXC_NMASK);
1627 }
1628
1629 static inline void gen_fop_FF(DisasContext *dc, int rd, int rs,
1630 void (*gen)(TCGv_i32, TCGv_ptr, TCGv_i32))
1631 {
1632 TCGv_i32 dst, src;
1633
1634 src = gen_load_fpr_F(dc, rs);
1635 dst = gen_dest_fpr_F();
1636
1637 gen(dst, cpu_env, src);
1638
1639 gen_store_fpr_F(dc, rd, dst);
1640 }
1641
1642 static inline void gen_ne_fop_FF(DisasContext *dc, int rd, int rs,
1643 void (*gen)(TCGv_i32, TCGv_i32))
1644 {
1645 TCGv_i32 dst, src;
1646
1647 src = gen_load_fpr_F(dc, rs);
1648 dst = gen_dest_fpr_F();
1649
1650 gen(dst, src);
1651
1652 gen_store_fpr_F(dc, rd, dst);
1653 }
1654
1655 static inline void gen_fop_FFF(DisasContext *dc, int rd, int rs1, int rs2,
1656 void (*gen)(TCGv_i32, TCGv_ptr, TCGv_i32, TCGv_i32))
1657 {
1658 TCGv_i32 dst, src1, src2;
1659
1660 src1 = gen_load_fpr_F(dc, rs1);
1661 src2 = gen_load_fpr_F(dc, rs2);
1662 dst = gen_dest_fpr_F();
1663
1664 gen(dst, cpu_env, src1, src2);
1665
1666 gen_store_fpr_F(dc, rd, dst);
1667 }
1668
1669 #ifdef TARGET_SPARC64
1670 static inline void gen_ne_fop_FFF(DisasContext *dc, int rd, int rs1, int rs2,
1671 void (*gen)(TCGv_i32, TCGv_i32, TCGv_i32))
1672 {
1673 TCGv_i32 dst, src1, src2;
1674
1675 src1 = gen_load_fpr_F(dc, rs1);
1676 src2 = gen_load_fpr_F(dc, rs2);
1677 dst = gen_dest_fpr_F();
1678
1679 gen(dst, src1, src2);
1680
1681 gen_store_fpr_F(dc, rd, dst);
1682 }
1683 #endif
1684
1685 static inline void gen_fop_DD(DisasContext *dc, int rd, int rs,
1686 void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i64))
1687 {
1688 TCGv_i64 dst, src;
1689
1690 src = gen_load_fpr_D(dc, rs);
1691 dst = gen_dest_fpr_D();
1692
1693 gen(dst, cpu_env, src);
1694
1695 gen_store_fpr_D(dc, rd, dst);
1696 }
1697
1698 #ifdef TARGET_SPARC64
1699 static inline void gen_ne_fop_DD(DisasContext *dc, int rd, int rs,
1700 void (*gen)(TCGv_i64, TCGv_i64))
1701 {
1702 TCGv_i64 dst, src;
1703
1704 src = gen_load_fpr_D(dc, rs);
1705 dst = gen_dest_fpr_D();
1706
1707 gen(dst, src);
1708
1709 gen_store_fpr_D(dc, rd, dst);
1710 }
1711 #endif
1712
1713 static inline void gen_fop_DDD(DisasContext *dc, int rd, int rs1, int rs2,
1714 void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i64, TCGv_i64))
1715 {
1716 TCGv_i64 dst, src1, src2;
1717
1718 src1 = gen_load_fpr_D(dc, rs1);
1719 src2 = gen_load_fpr_D(dc, rs2);
1720 dst = gen_dest_fpr_D();
1721
1722 gen(dst, cpu_env, src1, src2);
1723
1724 gen_store_fpr_D(dc, rd, dst);
1725 }
1726
1727 #ifdef TARGET_SPARC64
1728 static inline void gen_ne_fop_DDD(DisasContext *dc, int rd, int rs1, int rs2,
1729 void (*gen)(TCGv_i64, TCGv_i64, TCGv_i64))
1730 {
1731 TCGv_i64 dst, src1, src2;
1732
1733 src1 = gen_load_fpr_D(dc, rs1);
1734 src2 = gen_load_fpr_D(dc, rs2);
1735 dst = gen_dest_fpr_D();
1736
1737 gen(dst, src1, src2);
1738
1739 gen_store_fpr_D(dc, rd, dst);
1740 }
1741
1742 static inline void gen_gsr_fop_DDD(DisasContext *dc, int rd, int rs1, int rs2,
1743 void (*gen)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64))
1744 {
1745 TCGv_i64 dst, src1, src2;
1746
1747 src1 = gen_load_fpr_D(dc, rs1);
1748 src2 = gen_load_fpr_D(dc, rs2);
1749 dst = gen_dest_fpr_D();
1750
1751 gen(dst, cpu_gsr, src1, src2);
1752
1753 gen_store_fpr_D(dc, rd, dst);
1754 }
1755
1756 static inline void gen_ne_fop_DDDD(DisasContext *dc, int rd, int rs1, int rs2,
1757 void (*gen)(TCGv_i64, TCGv_i64, TCGv_i64, TCGv_i64))
1758 {
1759 TCGv_i64 dst, src0, src1, src2;
1760
1761 src1 = gen_load_fpr_D(dc, rs1);
1762 src2 = gen_load_fpr_D(dc, rs2);
1763 src0 = gen_load_fpr_D(dc, rd);
1764 dst = gen_dest_fpr_D();
1765
1766 gen(dst, src0, src1, src2);
1767
1768 gen_store_fpr_D(dc, rd, dst);
1769 }
1770 #endif
1771
1772 static inline void gen_fop_QQ(DisasContext *dc, int rd, int rs,
1773 void (*gen)(TCGv_ptr))
1774 {
1775 gen_op_load_fpr_QT1(QFPREG(rs));
1776
1777 gen(cpu_env);
1778
1779 gen_op_store_QT0_fpr(QFPREG(rd));
1780 gen_update_fprs_dirty(QFPREG(rd));
1781 }
1782
1783 #ifdef TARGET_SPARC64
1784 static inline void gen_ne_fop_QQ(DisasContext *dc, int rd, int rs,
1785 void (*gen)(TCGv_ptr))
1786 {
1787 gen_op_load_fpr_QT1(QFPREG(rs));
1788
1789 gen(cpu_env);
1790
1791 gen_op_store_QT0_fpr(QFPREG(rd));
1792 gen_update_fprs_dirty(QFPREG(rd));
1793 }
1794 #endif
1795
1796 static inline void gen_fop_QQQ(DisasContext *dc, int rd, int rs1, int rs2,
1797 void (*gen)(TCGv_ptr))
1798 {
1799 gen_op_load_fpr_QT0(QFPREG(rs1));
1800 gen_op_load_fpr_QT1(QFPREG(rs2));
1801
1802 gen(cpu_env);
1803
1804 gen_op_store_QT0_fpr(QFPREG(rd));
1805 gen_update_fprs_dirty(QFPREG(rd));
1806 }
1807
1808 static inline void gen_fop_DFF(DisasContext *dc, int rd, int rs1, int rs2,
1809 void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i32, TCGv_i32))
1810 {
1811 TCGv_i64 dst;
1812 TCGv_i32 src1, src2;
1813
1814 src1 = gen_load_fpr_F(dc, rs1);
1815 src2 = gen_load_fpr_F(dc, rs2);
1816 dst = gen_dest_fpr_D();
1817
1818 gen(dst, cpu_env, src1, src2);
1819
1820 gen_store_fpr_D(dc, rd, dst);
1821 }
1822
1823 static inline void gen_fop_QDD(DisasContext *dc, int rd, int rs1, int rs2,
1824 void (*gen)(TCGv_ptr, TCGv_i64, TCGv_i64))
1825 {
1826 TCGv_i64 src1, src2;
1827
1828 src1 = gen_load_fpr_D(dc, rs1);
1829 src2 = gen_load_fpr_D(dc, rs2);
1830
1831 gen(cpu_env, src1, src2);
1832
1833 gen_op_store_QT0_fpr(QFPREG(rd));
1834 gen_update_fprs_dirty(QFPREG(rd));
1835 }
1836
1837 #ifdef TARGET_SPARC64
1838 static inline void gen_fop_DF(DisasContext *dc, int rd, int rs,
1839 void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i32))
1840 {
1841 TCGv_i64 dst;
1842 TCGv_i32 src;
1843
1844 src = gen_load_fpr_F(dc, rs);
1845 dst = gen_dest_fpr_D();
1846
1847 gen(dst, cpu_env, src);
1848
1849 gen_store_fpr_D(dc, rd, dst);
1850 }
1851 #endif
1852
1853 static inline void gen_ne_fop_DF(DisasContext *dc, int rd, int rs,
1854 void (*gen)(TCGv_i64, TCGv_ptr, TCGv_i32))
1855 {
1856 TCGv_i64 dst;
1857 TCGv_i32 src;
1858
1859 src = gen_load_fpr_F(dc, rs);
1860 dst = gen_dest_fpr_D();
1861
1862 gen(dst, cpu_env, src);
1863
1864 gen_store_fpr_D(dc, rd, dst);
1865 }
1866
1867 static inline void gen_fop_FD(DisasContext *dc, int rd, int rs,
1868 void (*gen)(TCGv_i32, TCGv_ptr, TCGv_i64))
1869 {
1870 TCGv_i32 dst;
1871 TCGv_i64 src;
1872
1873 src = gen_load_fpr_D(dc, rs);
1874 dst = gen_dest_fpr_F();
1875
1876 gen(dst, cpu_env, src);
1877
1878 gen_store_fpr_F(dc, rd, dst);
1879 }
1880
1881 static inline void gen_fop_FQ(DisasContext *dc, int rd, int rs,
1882 void (*gen)(TCGv_i32, TCGv_ptr))
1883 {
1884 TCGv_i32 dst;
1885
1886 gen_op_load_fpr_QT1(QFPREG(rs));
1887 dst = gen_dest_fpr_F();
1888
1889 gen(dst, cpu_env);
1890
1891 gen_store_fpr_F(dc, rd, dst);
1892 }
1893
1894 static inline void gen_fop_DQ(DisasContext *dc, int rd, int rs,
1895 void (*gen)(TCGv_i64, TCGv_ptr))
1896 {
1897 TCGv_i64 dst;
1898
1899 gen_op_load_fpr_QT1(QFPREG(rs));
1900 dst = gen_dest_fpr_D();
1901
1902 gen(dst, cpu_env);
1903
1904 gen_store_fpr_D(dc, rd, dst);
1905 }
1906
1907 static inline void gen_ne_fop_QF(DisasContext *dc, int rd, int rs,
1908 void (*gen)(TCGv_ptr, TCGv_i32))
1909 {
1910 TCGv_i32 src;
1911
1912 src = gen_load_fpr_F(dc, rs);
1913
1914 gen(cpu_env, src);
1915
1916 gen_op_store_QT0_fpr(QFPREG(rd));
1917 gen_update_fprs_dirty(QFPREG(rd));
1918 }
1919
1920 static inline void gen_ne_fop_QD(DisasContext *dc, int rd, int rs,
1921 void (*gen)(TCGv_ptr, TCGv_i64))
1922 {
1923 TCGv_i64 src;
1924
1925 src = gen_load_fpr_D(dc, rs);
1926
1927 gen(cpu_env, src);
1928
1929 gen_op_store_QT0_fpr(QFPREG(rd));
1930 gen_update_fprs_dirty(QFPREG(rd));
1931 }
1932
1933 /* asi moves */
1934 #ifdef TARGET_SPARC64
1935 static inline TCGv_i32 gen_get_asi(int insn, TCGv r_addr)
1936 {
1937 int asi;
1938 TCGv_i32 r_asi;
1939
1940 if (IS_IMM) {
1941 r_asi = tcg_temp_new_i32();
1942 tcg_gen_mov_i32(r_asi, cpu_asi);
1943 } else {
1944 asi = GET_FIELD(insn, 19, 26);
1945 r_asi = tcg_const_i32(asi);
1946 }
1947 return r_asi;
1948 }
1949
1950 static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size,
1951 int sign)
1952 {
1953 TCGv_i32 r_asi, r_size, r_sign;
1954
1955 r_asi = gen_get_asi(insn, addr);
1956 r_size = tcg_const_i32(size);
1957 r_sign = tcg_const_i32(sign);
1958 gen_helper_ld_asi(dst, addr, r_asi, r_size, r_sign);
1959 tcg_temp_free_i32(r_sign);
1960 tcg_temp_free_i32(r_size);
1961 tcg_temp_free_i32(r_asi);
1962 }
1963
1964 static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size)
1965 {
1966 TCGv_i32 r_asi, r_size;
1967
1968 r_asi = gen_get_asi(insn, addr);
1969 r_size = tcg_const_i32(size);
1970 gen_helper_st_asi(addr, src, r_asi, r_size);
1971 tcg_temp_free_i32(r_size);
1972 tcg_temp_free_i32(r_asi);
1973 }
1974
1975 static inline void gen_ldf_asi(TCGv addr, int insn, int size, int rd)
1976 {
1977 TCGv_i32 r_asi, r_size, r_rd;
1978
1979 r_asi = gen_get_asi(insn, addr);
1980 r_size = tcg_const_i32(size);
1981 r_rd = tcg_const_i32(rd);
1982 gen_helper_ldf_asi(addr, r_asi, r_size, r_rd);
1983 tcg_temp_free_i32(r_rd);
1984 tcg_temp_free_i32(r_size);
1985 tcg_temp_free_i32(r_asi);
1986 }
1987
1988 static inline void gen_stf_asi(TCGv addr, int insn, int size, int rd)
1989 {
1990 TCGv_i32 r_asi, r_size, r_rd;
1991
1992 r_asi = gen_get_asi(insn, addr);
1993 r_size = tcg_const_i32(size);
1994 r_rd = tcg_const_i32(rd);
1995 gen_helper_stf_asi(addr, r_asi, r_size, r_rd);
1996 tcg_temp_free_i32(r_rd);
1997 tcg_temp_free_i32(r_size);
1998 tcg_temp_free_i32(r_asi);
1999 }
2000
2001 static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn)
2002 {
2003 TCGv_i32 r_asi, r_size, r_sign;
2004
2005 r_asi = gen_get_asi(insn, addr);
2006 r_size = tcg_const_i32(4);
2007 r_sign = tcg_const_i32(0);
2008 gen_helper_ld_asi(cpu_tmp64, addr, r_asi, r_size, r_sign);
2009 tcg_temp_free_i32(r_sign);
2010 gen_helper_st_asi(addr, dst, r_asi, r_size);
2011 tcg_temp_free_i32(r_size);
2012 tcg_temp_free_i32(r_asi);
2013 tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
2014 }
2015
2016 static inline void gen_ldda_asi(TCGv hi, TCGv addr, int insn, int rd)
2017 {
2018 TCGv_i32 r_asi, r_rd;
2019
2020 r_asi = gen_get_asi(insn, addr);
2021 r_rd = tcg_const_i32(rd);
2022 gen_helper_ldda_asi(addr, r_asi, r_rd);
2023 tcg_temp_free_i32(r_rd);
2024 tcg_temp_free_i32(r_asi);
2025 }
2026
2027 static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd)
2028 {
2029 TCGv_i32 r_asi, r_size;
2030
2031 gen_movl_reg_TN(rd + 1, cpu_tmp0);
2032 tcg_gen_concat_tl_i64(cpu_tmp64, cpu_tmp0, hi);
2033 r_asi = gen_get_asi(insn, addr);
2034 r_size = tcg_const_i32(8);
2035 gen_helper_st_asi(addr, cpu_tmp64, r_asi, r_size);
2036 tcg_temp_free_i32(r_size);
2037 tcg_temp_free_i32(r_asi);
2038 }
2039
2040 static inline void gen_cas_asi(TCGv dst, TCGv addr, TCGv val2, int insn,
2041 int rd)
2042 {
2043 TCGv r_val1;
2044 TCGv_i32 r_asi;
2045
2046 r_val1 = tcg_temp_new();
2047 gen_movl_reg_TN(rd, r_val1);
2048 r_asi = gen_get_asi(insn, addr);
2049 gen_helper_cas_asi(dst, addr, r_val1, val2, r_asi);
2050 tcg_temp_free_i32(r_asi);
2051 tcg_temp_free(r_val1);
2052 }
2053
2054 static inline void gen_casx_asi(TCGv dst, TCGv addr, TCGv val2, int insn,
2055 int rd)
2056 {
2057 TCGv_i32 r_asi;
2058
2059 gen_movl_reg_TN(rd, cpu_tmp64);
2060 r_asi = gen_get_asi(insn, addr);
2061 gen_helper_casx_asi(dst, addr, cpu_tmp64, val2, r_asi);
2062 tcg_temp_free_i32(r_asi);
2063 }
2064
2065 #elif !defined(CONFIG_USER_ONLY)
2066
2067 static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size,
2068 int sign)
2069 {
2070 TCGv_i32 r_asi, r_size, r_sign;
2071
2072 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
2073 r_size = tcg_const_i32(size);
2074 r_sign = tcg_const_i32(sign);
2075 gen_helper_ld_asi(cpu_tmp64, addr, r_asi, r_size, r_sign);
2076 tcg_temp_free(r_sign);
2077 tcg_temp_free(r_size);
2078 tcg_temp_free(r_asi);
2079 tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
2080 }
2081
2082 static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size)
2083 {
2084 TCGv_i32 r_asi, r_size;
2085
2086 tcg_gen_extu_tl_i64(cpu_tmp64, src);
2087 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
2088 r_size = tcg_const_i32(size);
2089 gen_helper_st_asi(addr, cpu_tmp64, r_asi, r_size);
2090 tcg_temp_free(r_size);
2091 tcg_temp_free(r_asi);
2092 }
2093
2094 static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn)
2095 {
2096 TCGv_i32 r_asi, r_size, r_sign;
2097 TCGv_i64 r_val;
2098
2099 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
2100 r_size = tcg_const_i32(4);
2101 r_sign = tcg_const_i32(0);
2102 gen_helper_ld_asi(cpu_tmp64, addr, r_asi, r_size, r_sign);
2103 tcg_temp_free(r_sign);
2104 r_val = tcg_temp_new_i64();
2105 tcg_gen_extu_tl_i64(r_val, dst);
2106 gen_helper_st_asi(addr, r_val, r_asi, r_size);
2107 tcg_temp_free_i64(r_val);
2108 tcg_temp_free(r_size);
2109 tcg_temp_free(r_asi);
2110 tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
2111 }
2112
2113 static inline void gen_ldda_asi(TCGv hi, TCGv addr, int insn, int rd)
2114 {
2115 TCGv_i32 r_asi, r_size, r_sign;
2116
2117 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
2118 r_size = tcg_const_i32(8);
2119 r_sign = tcg_const_i32(0);
2120 gen_helper_ld_asi(cpu_tmp64, addr, r_asi, r_size, r_sign);
2121 tcg_temp_free(r_sign);
2122 tcg_temp_free(r_size);
2123 tcg_temp_free(r_asi);
2124 tcg_gen_trunc_i64_tl(cpu_tmp0, cpu_tmp64);
2125 gen_movl_TN_reg(rd + 1, cpu_tmp0);
2126 tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32);
2127 tcg_gen_trunc_i64_tl(hi, cpu_tmp64);
2128 gen_movl_TN_reg(rd, hi);
2129 }
2130
2131 static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd)
2132 {
2133 TCGv_i32 r_asi, r_size;
2134
2135 gen_movl_reg_TN(rd + 1, cpu_tmp0);
2136 tcg_gen_concat_tl_i64(cpu_tmp64, cpu_tmp0, hi);
2137 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
2138 r_size = tcg_const_i32(8);
2139 gen_helper_st_asi(addr, cpu_tmp64, r_asi, r_size);
2140 tcg_temp_free(r_size);
2141 tcg_temp_free(r_asi);
2142 }
2143 #endif
2144
2145 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
2146 static inline void gen_ldstub_asi(TCGv dst, TCGv addr, int insn)
2147 {
2148 TCGv_i64 r_val;
2149 TCGv_i32 r_asi, r_size;
2150
2151 gen_ld_asi(dst, addr, insn, 1, 0);
2152
2153 r_val = tcg_const_i64(0xffULL);
2154 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
2155 r_size = tcg_const_i32(1);
2156 gen_helper_st_asi(addr, r_val, r_asi, r_size);
2157 tcg_temp_free_i32(r_size);
2158 tcg_temp_free_i32(r_asi);
2159 tcg_temp_free_i64(r_val);
2160 }
2161 #endif
2162
2163 static inline TCGv get_src1(unsigned int insn, TCGv def)
2164 {
2165 TCGv r_rs1 = def;
2166 unsigned int rs1;
2167
2168 rs1 = GET_FIELD(insn, 13, 17);
2169 if (rs1 == 0) {
2170 tcg_gen_movi_tl(def, 0);
2171 } else if (rs1 < 8) {
2172 r_rs1 = cpu_gregs[rs1];
2173 } else {
2174 tcg_gen_ld_tl(def, cpu_regwptr, (rs1 - 8) * sizeof(target_ulong));
2175 }
2176 return r_rs1;
2177 }
2178
2179 static inline TCGv get_src2(unsigned int insn, TCGv def)
2180 {
2181 TCGv r_rs2 = def;
2182
2183 if (IS_IMM) { /* immediate */
2184 target_long simm = GET_FIELDs(insn, 19, 31);
2185 tcg_gen_movi_tl(def, simm);
2186 } else { /* register */
2187 unsigned int rs2 = GET_FIELD(insn, 27, 31);
2188 if (rs2 == 0) {
2189 tcg_gen_movi_tl(def, 0);
2190 } else if (rs2 < 8) {
2191 r_rs2 = cpu_gregs[rs2];
2192 } else {
2193 tcg_gen_ld_tl(def, cpu_regwptr, (rs2 - 8) * sizeof(target_ulong));
2194 }
2195 }
2196 return r_rs2;
2197 }
2198
2199 #ifdef TARGET_SPARC64
2200 static inline void gen_load_trap_state_at_tl(TCGv_ptr r_tsptr, TCGv_ptr cpu_env)
2201 {
2202 TCGv_i32 r_tl = tcg_temp_new_i32();
2203
2204 /* load env->tl into r_tl */
2205 tcg_gen_ld_i32(r_tl, cpu_env, offsetof(CPUSPARCState, tl));
2206
2207 /* tl = [0 ... MAXTL_MASK] where MAXTL_MASK must be power of 2 */
2208 tcg_gen_andi_i32(r_tl, r_tl, MAXTL_MASK);
2209
2210 /* calculate offset to current trap state from env->ts, reuse r_tl */
2211 tcg_gen_muli_i32(r_tl, r_tl, sizeof (trap_state));
2212 tcg_gen_addi_ptr(r_tsptr, cpu_env, offsetof(CPUState, ts));
2213
2214 /* tsptr = env->ts[env->tl & MAXTL_MASK] */
2215 {
2216 TCGv_ptr r_tl_tmp = tcg_temp_new_ptr();
2217 tcg_gen_ext_i32_ptr(r_tl_tmp, r_tl);
2218 tcg_gen_add_ptr(r_tsptr, r_tsptr, r_tl_tmp);
2219 tcg_temp_free_ptr(r_tl_tmp);
2220 }
2221
2222 tcg_temp_free_i32(r_tl);
2223 }
2224
2225 static void gen_edge(DisasContext *dc, TCGv dst, TCGv s1, TCGv s2,
2226 int width, bool cc, bool left)
2227 {
2228 TCGv lo1, lo2, t1, t2;
2229 uint64_t amask, tabl, tabr;
2230 int shift, imask, omask;
2231
2232 if (cc) {
2233 tcg_gen_mov_tl(cpu_cc_src, s1);
2234 tcg_gen_mov_tl(cpu_cc_src2, s2);
2235 tcg_gen_sub_tl(cpu_cc_dst, s1, s2);
2236 tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUB);
2237 dc->cc_op = CC_OP_SUB;
2238 }
2239
2240 /* Theory of operation: there are two tables, left and right (not to
2241 be confused with the left and right versions of the opcode). These
2242 are indexed by the low 3 bits of the inputs. To make things "easy",
2243 these tables are loaded into two constants, TABL and TABR below.
2244 The operation index = (input & imask) << shift calculates the index
2245 into the constant, while val = (table >> index) & omask calculates
2246 the value we're looking for. */
2247 switch (width) {
2248 case 8:
2249 imask = 0x7;
2250 shift = 3;
2251 omask = 0xff;
2252 if (left) {
2253 tabl = 0x80c0e0f0f8fcfeffULL;
2254 tabr = 0xff7f3f1f0f070301ULL;
2255 } else {
2256 tabl = 0x0103070f1f3f7fffULL;
2257 tabr = 0xfffefcf8f0e0c080ULL;
2258 }
2259 break;
2260 case 16:
2261 imask = 0x6;
2262 shift = 1;
2263 omask = 0xf;
2264 if (left) {
2265 tabl = 0x8cef;
2266 tabr = 0xf731;
2267 } else {
2268 tabl = 0x137f;
2269 tabr = 0xfec8;
2270 }
2271 break;
2272 case 32:
2273 imask = 0x4;
2274 shift = 0;
2275 omask = 0x3;
2276 if (left) {
2277 tabl = (2 << 2) | 3;
2278 tabr = (3 << 2) | 1;
2279 } else {
2280 tabl = (1 << 2) | 3;
2281 tabr = (3 << 2) | 2;
2282 }
2283 break;
2284 default:
2285 abort();
2286 }
2287
2288 lo1 = tcg_temp_new();
2289 lo2 = tcg_temp_new();
2290 tcg_gen_andi_tl(lo1, s1, imask);
2291 tcg_gen_andi_tl(lo2, s2, imask);
2292 tcg_gen_shli_tl(lo1, lo1, shift);
2293 tcg_gen_shli_tl(lo2, lo2, shift);
2294
2295 t1 = tcg_const_tl(tabl);
2296 t2 = tcg_const_tl(tabr);
2297 tcg_gen_shr_tl(lo1, t1, lo1);
2298 tcg_gen_shr_tl(lo2, t2, lo2);
2299 tcg_gen_andi_tl(dst, lo1, omask);
2300 tcg_gen_andi_tl(lo2, lo2, omask);
2301
2302 amask = -8;
2303 if (AM_CHECK(dc)) {
2304 amask &= 0xffffffffULL;
2305 }
2306 tcg_gen_andi_tl(s1, s1, amask);
2307 tcg_gen_andi_tl(s2, s2, amask);
2308
2309 /* We want to compute
2310 dst = (s1 == s2 ? lo1 : lo1 & lo2).
2311 We've already done dst = lo1, so this reduces to
2312 dst &= (s1 == s2 ? -1 : lo2)
2313 Which we perform by
2314 lo2 |= -(s1 == s2)
2315 dst &= lo2
2316 */
2317 tcg_gen_setcond_tl(TCG_COND_EQ, t1, s1, s2);
2318 tcg_gen_neg_tl(t1, t1);
2319 tcg_gen_or_tl(lo2, lo2, t1);
2320 tcg_gen_and_tl(dst, dst, lo2);
2321
2322 tcg_temp_free(lo1);
2323 tcg_temp_free(lo2);
2324 tcg_temp_free(t1);
2325 tcg_temp_free(t2);
2326 }
2327
2328 static void gen_alignaddr(TCGv dst, TCGv s1, TCGv s2, bool left)
2329 {
2330 TCGv tmp = tcg_temp_new();
2331
2332 tcg_gen_add_tl(tmp, s1, s2);
2333 tcg_gen_andi_tl(dst, tmp, -8);
2334 if (left) {
2335 tcg_gen_neg_tl(tmp, tmp);
2336 }
2337 tcg_gen_deposit_tl(cpu_gsr, cpu_gsr, tmp, 0, 3);
2338
2339 tcg_temp_free(tmp);
2340 }
2341
2342 static void gen_faligndata(TCGv dst, TCGv gsr, TCGv s1, TCGv s2)
2343 {
2344 TCGv t1, t2, shift;
2345
2346 t1 = tcg_temp_new();
2347 t2 = tcg_temp_new();
2348 shift = tcg_temp_new();
2349
2350 tcg_gen_andi_tl(shift, gsr, 7);
2351 tcg_gen_shli_tl(shift, shift, 3);
2352 tcg_gen_shl_tl(t1, s1, shift);
2353
2354 /* A shift of 64 does not produce 0 in TCG. Divide this into a
2355 shift of (up to 63) followed by a constant shift of 1. */
2356 tcg_gen_xori_tl(shift, shift, 63);
2357 tcg_gen_shr_tl(t2, s2, shift);
2358 tcg_gen_shri_tl(t2, t2, 1);
2359
2360 tcg_gen_or_tl(dst, t1, t2);
2361
2362 tcg_temp_free(t1);
2363 tcg_temp_free(t2);
2364 tcg_temp_free(shift);
2365 }
2366 #endif
2367
2368 #define CHECK_IU_FEATURE(dc, FEATURE) \
2369 if (!((dc)->def->features & CPU_FEATURE_ ## FEATURE)) \
2370 goto illegal_insn;
2371 #define CHECK_FPU_FEATURE(dc, FEATURE) \
2372 if (!((dc)->def->features & CPU_FEATURE_ ## FEATURE)) \
2373 goto nfpu_insn;
2374
2375 /* before an instruction, dc->pc must be static */
2376 static void disas_sparc_insn(DisasContext * dc)
2377 {
2378 unsigned int insn, opc, rs1, rs2, rd;
2379 TCGv cpu_src1, cpu_src2, cpu_tmp1, cpu_tmp2;
2380 TCGv_i32 cpu_src1_32, cpu_src2_32, cpu_dst_32;
2381 TCGv_i64 cpu_src1_64, cpu_src2_64, cpu_dst_64;
2382 target_long simm;
2383
2384 if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP)))
2385 tcg_gen_debug_insn_start(dc->pc);
2386 insn = ldl_code(dc->pc);
2387 opc = GET_FIELD(insn, 0, 1);
2388
2389 rd = GET_FIELD(insn, 2, 6);
2390
2391 cpu_tmp1 = cpu_src1 = tcg_temp_new();
2392 cpu_tmp2 = cpu_src2 = tcg_temp_new();
2393
2394 switch (opc) {
2395 case 0: /* branches/sethi */
2396 {
2397 unsigned int xop = GET_FIELD(insn, 7, 9);
2398 int32_t target;
2399 switch (xop) {
2400 #ifdef TARGET_SPARC64
2401 case 0x1: /* V9 BPcc */
2402 {
2403 int cc;
2404
2405 target = GET_FIELD_SP(insn, 0, 18);
2406 target = sign_extend(target, 19);
2407 target <<= 2;
2408 cc = GET_FIELD_SP(insn, 20, 21);
2409 if (cc == 0)
2410 do_branch(dc, target, insn, 0, cpu_cond);
2411 else if (cc == 2)
2412 do_branch(dc, target, insn, 1, cpu_cond);
2413 else
2414 goto illegal_insn;
2415 goto jmp_insn;
2416 }
2417 case 0x3: /* V9 BPr */
2418 {
2419 target = GET_FIELD_SP(insn, 0, 13) |
2420 (GET_FIELD_SP(insn, 20, 21) << 14);
2421 target = sign_extend(target, 16);
2422 target <<= 2;
2423 cpu_src1 = get_src1(insn, cpu_src1);
2424 do_branch_reg(dc, target, insn, cpu_cond, cpu_src1);
2425 goto jmp_insn;
2426 }
2427 case 0x5: /* V9 FBPcc */
2428 {
2429 int cc = GET_FIELD_SP(insn, 20, 21);
2430 if (gen_trap_ifnofpu(dc, cpu_cond))
2431 goto jmp_insn;
2432 target = GET_FIELD_SP(insn, 0, 18);
2433 target = sign_extend(target, 19);
2434 target <<= 2;
2435 do_fbranch(dc, target, insn, cc, cpu_cond);
2436 goto jmp_insn;
2437 }
2438 #else
2439 case 0x7: /* CBN+x */
2440 {
2441 goto ncp_insn;
2442 }
2443 #endif
2444 case 0x2: /* BN+x */
2445 {
2446 target = GET_FIELD(insn, 10, 31);
2447 target = sign_extend(target, 22);
2448 target <<= 2;
2449 do_branch(dc, target, insn, 0, cpu_cond);
2450 goto jmp_insn;
2451 }
2452 case 0x6: /* FBN+x */
2453 {
2454 if (gen_trap_ifnofpu(dc, cpu_cond))
2455 goto jmp_insn;
2456 target = GET_FIELD(insn, 10, 31);
2457 target = sign_extend(target, 22);
2458 target <<= 2;
2459 do_fbranch(dc, target, insn, 0, cpu_cond);
2460 goto jmp_insn;
2461 }
2462 case 0x4: /* SETHI */
2463 if (rd) { // nop
2464 uint32_t value = GET_FIELD(insn, 10, 31);
2465 TCGv r_const;
2466
2467 r_const = tcg_const_tl(value << 10);
2468 gen_movl_TN_reg(rd, r_const);
2469 tcg_temp_free(r_const);
2470 }
2471 break;
2472 case 0x0: /* UNIMPL */
2473 default:
2474 goto illegal_insn;
2475 }
2476 break;
2477 }
2478 break;
2479 case 1: /*CALL*/
2480 {
2481 target_long target = GET_FIELDs(insn, 2, 31) << 2;
2482 TCGv r_const;
2483
2484 r_const = tcg_const_tl(dc->pc);
2485 gen_movl_TN_reg(15, r_const);
2486 tcg_temp_free(r_const);
2487 target += dc->pc;
2488 gen_mov_pc_npc(dc, cpu_cond);
2489 dc->npc = target;
2490 }
2491 goto jmp_insn;
2492 case 2: /* FPU & Logical Operations */
2493 {
2494 unsigned int xop = GET_FIELD(insn, 7, 12);
2495 if (xop == 0x3a) { /* generate trap */
2496 int cond;
2497
2498 cpu_src1 = get_src1(insn, cpu_src1);
2499 if (IS_IMM) {
2500 rs2 = GET_FIELD(insn, 25, 31);
2501 tcg_gen_addi_tl(cpu_dst, cpu_src1, rs2);
2502 } else {
2503 rs2 = GET_FIELD(insn, 27, 31);
2504 if (rs2 != 0) {
2505 gen_movl_reg_TN(rs2, cpu_src2);
2506 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
2507 } else
2508 tcg_gen_mov_tl(cpu_dst, cpu_src1);
2509 }
2510
2511 cond = GET_FIELD(insn, 3, 6);
2512 if (cond == 0x8) { /* Trap Always */
2513 save_state(dc, cpu_cond);
2514 if ((dc->def->features & CPU_FEATURE_HYPV) &&
2515 supervisor(dc))
2516 tcg_gen_andi_tl(cpu_dst, cpu_dst, UA2005_HTRAP_MASK);
2517 else
2518 tcg_gen_andi_tl(cpu_dst, cpu_dst, V8_TRAP_MASK);
2519 tcg_gen_addi_tl(cpu_dst, cpu_dst, TT_TRAP);
2520 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
2521 gen_helper_raise_exception(cpu_env, cpu_tmp32);
2522
2523 } else if (cond != 0) {
2524 TCGv r_cond = tcg_temp_new();
2525 int l1;
2526 #ifdef TARGET_SPARC64
2527 /* V9 icc/xcc */
2528 int cc = GET_FIELD_SP(insn, 11, 12);
2529
2530 save_state(dc, cpu_cond);
2531 if (cc == 0)
2532 gen_cond(r_cond, 0, cond, dc);
2533 else if (cc == 2)
2534 gen_cond(r_cond, 1, cond, dc);
2535 else
2536 goto illegal_insn;
2537 #else
2538 save_state(dc, cpu_cond);
2539 gen_cond(r_cond, 0, cond, dc);
2540 #endif
2541 l1 = gen_new_label();
2542 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
2543
2544 if ((dc->def->features & CPU_FEATURE_HYPV) &&
2545 supervisor(dc))
2546 tcg_gen_andi_tl(cpu_dst, cpu_dst, UA2005_HTRAP_MASK);
2547 else
2548 tcg_gen_andi_tl(cpu_dst, cpu_dst, V8_TRAP_MASK);
2549 tcg_gen_addi_tl(cpu_dst, cpu_dst, TT_TRAP);
2550 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
2551 gen_helper_raise_exception(cpu_env, cpu_tmp32);
2552
2553 gen_set_label(l1);
2554 tcg_temp_free(r_cond);
2555 }
2556 gen_op_next_insn();
2557 tcg_gen_exit_tb(0);
2558 dc->is_br = 1;
2559 goto jmp_insn;
2560 } else if (xop == 0x28) {
2561 rs1 = GET_FIELD(insn, 13, 17);
2562 switch(rs1) {
2563 case 0: /* rdy */
2564 #ifndef TARGET_SPARC64
2565 case 0x01 ... 0x0e: /* undefined in the SPARCv8
2566 manual, rdy on the microSPARC
2567 II */
2568 case 0x0f: /* stbar in the SPARCv8 manual,
2569 rdy on the microSPARC II */
2570 case 0x10 ... 0x1f: /* implementation-dependent in the
2571 SPARCv8 manual, rdy on the
2572 microSPARC II */
2573 /* Read Asr17 */
2574 if (rs1 == 0x11 && dc->def->features & CPU_FEATURE_ASR17) {
2575 TCGv r_const;
2576
2577 /* Read Asr17 for a Leon3 monoprocessor */
2578 r_const = tcg_const_tl((1 << 8)
2579 | (dc->def->nwindows - 1));
2580 gen_movl_TN_reg(rd, r_const);
2581 tcg_temp_free(r_const);
2582 break;
2583 }
2584 #endif
2585 gen_movl_TN_reg(rd, cpu_y);
2586 break;
2587 #ifdef TARGET_SPARC64
2588 case 0x2: /* V9 rdccr */
2589 gen_helper_compute_psr(cpu_env);
2590 gen_helper_rdccr(cpu_dst, cpu_env);
2591 gen_movl_TN_reg(rd, cpu_dst);
2592 break;
2593 case 0x3: /* V9 rdasi */
2594 tcg_gen_ext_i32_tl(cpu_dst, cpu_asi);
2595 gen_movl_TN_reg(rd, cpu_dst);
2596 break;
2597 case 0x4: /* V9 rdtick */
2598 {
2599 TCGv_ptr r_tickptr;
2600
2601 r_tickptr = tcg_temp_new_ptr();
2602 tcg_gen_ld_ptr(r_tickptr, cpu_env,
2603 offsetof(CPUState, tick));
2604 gen_helper_tick_get_count(cpu_dst, r_tickptr);
2605 tcg_temp_free_ptr(r_tickptr);
2606 gen_movl_TN_reg(rd, cpu_dst);
2607 }
2608 break;
2609 case 0x5: /* V9 rdpc */
2610 {
2611 TCGv r_const;
2612
2613 r_const = tcg_const_tl(dc->pc);
2614 gen_movl_TN_reg(rd, r_const);
2615 tcg_temp_free(r_const);
2616 }
2617 break;
2618 case 0x6: /* V9 rdfprs */
2619 tcg_gen_ext_i32_tl(cpu_dst, cpu_fprs);
2620 gen_movl_TN_reg(rd, cpu_dst);
2621 break;
2622 case 0xf: /* V9 membar */
2623 break; /* no effect */
2624 case 0x13: /* Graphics Status */
2625 if (gen_trap_ifnofpu(dc, cpu_cond))
2626 goto jmp_insn;
2627 gen_movl_TN_reg(rd, cpu_gsr);
2628 break;
2629 case 0x16: /* Softint */
2630 tcg_gen_ext_i32_tl(cpu_dst, cpu_softint);
2631 gen_movl_TN_reg(rd, cpu_dst);
2632 break;
2633 case 0x17: /* Tick compare */
2634 gen_movl_TN_reg(rd, cpu_tick_cmpr);
2635 break;
2636 case 0x18: /* System tick */
2637 {
2638 TCGv_ptr r_tickptr;
2639
2640 r_tickptr = tcg_temp_new_ptr();
2641 tcg_gen_ld_ptr(r_tickptr, cpu_env,
2642 offsetof(CPUState, stick));
2643 gen_helper_tick_get_count(cpu_dst, r_tickptr);
2644 tcg_temp_free_ptr(r_tickptr);
2645 gen_movl_TN_reg(rd, cpu_dst);
2646 }
2647 break;
2648 case 0x19: /* System tick compare */
2649 gen_movl_TN_reg(rd, cpu_stick_cmpr);
2650 break;
2651 case 0x10: /* Performance Control */
2652 case 0x11: /* Performance Instrumentation Counter */
2653 case 0x12: /* Dispatch Control */
2654 case 0x14: /* Softint set, WO */
2655 case 0x15: /* Softint clear, WO */
2656 #endif
2657 default:
2658 goto illegal_insn;
2659 }
2660 #if !defined(CONFIG_USER_ONLY)
2661 } else if (xop == 0x29) { /* rdpsr / UA2005 rdhpr */
2662 #ifndef TARGET_SPARC64
2663 if (!supervisor(dc))
2664 goto priv_insn;
2665 gen_helper_compute_psr(cpu_env);
2666 dc->cc_op = CC_OP_FLAGS;
2667 gen_helper_rdpsr(cpu_dst, cpu_env);
2668 #else
2669 CHECK_IU_FEATURE(dc, HYPV);
2670 if (!hypervisor(dc))
2671 goto priv_insn;
2672 rs1 = GET_FIELD(insn, 13, 17);
2673 switch (rs1) {
2674 case 0: // hpstate
2675 // gen_op_rdhpstate();
2676 break;
2677 case 1: // htstate
2678 // gen_op_rdhtstate();
2679 break;
2680 case 3: // hintp
2681 tcg_gen_mov_tl(cpu_dst, cpu_hintp);
2682 break;
2683 case 5: // htba
2684 tcg_gen_mov_tl(cpu_dst, cpu_htba);
2685 break;
2686 case 6: // hver
2687 tcg_gen_mov_tl(cpu_dst, cpu_hver);
2688 break;
2689 case 31: // hstick_cmpr
2690 tcg_gen_mov_tl(cpu_dst, cpu_hstick_cmpr);
2691 break;
2692 default:
2693 goto illegal_insn;
2694 }
2695 #endif
2696 gen_movl_TN_reg(rd, cpu_dst);
2697 break;
2698 } else if (xop == 0x2a) { /* rdwim / V9 rdpr */
2699 if (!supervisor(dc))
2700 goto priv_insn;
2701 #ifdef TARGET_SPARC64
2702 rs1 = GET_FIELD(insn, 13, 17);
2703 switch (rs1) {
2704 case 0: // tpc
2705 {
2706 TCGv_ptr r_tsptr;
2707
2708 r_tsptr = tcg_temp_new_ptr();
2709 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
2710 tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
2711 offsetof(trap_state, tpc));
2712 tcg_temp_free_ptr(r_tsptr);
2713 }
2714 break;
2715 case 1: // tnpc
2716 {
2717 TCGv_ptr r_tsptr;
2718
2719 r_tsptr = tcg_temp_new_ptr();
2720 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
2721 tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
2722 offsetof(trap_state, tnpc));
2723 tcg_temp_free_ptr(r_tsptr);
2724 }
2725 break;
2726 case 2: // tstate
2727 {
2728 TCGv_ptr r_tsptr;
2729
2730 r_tsptr = tcg_temp_new_ptr();
2731 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
2732 tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
2733 offsetof(trap_state, tstate));
2734 tcg_temp_free_ptr(r_tsptr);
2735 }
2736 break;
2737 case 3: // tt
2738 {
2739 TCGv_ptr r_tsptr;
2740
2741 r_tsptr = tcg_temp_new_ptr();
2742 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
2743 tcg_gen_ld_i32(cpu_tmp32, r_tsptr,
2744 offsetof(trap_state, tt));
2745 tcg_temp_free_ptr(r_tsptr);
2746 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2747 }
2748 break;
2749 case 4: // tick
2750 {
2751 TCGv_ptr r_tickptr;
2752
2753 r_tickptr = tcg_temp_new_ptr();
2754 tcg_gen_ld_ptr(r_tickptr, cpu_env,
2755 offsetof(CPUState, tick));
2756 gen_helper_tick_get_count(cpu_tmp0, r_tickptr);
2757 gen_movl_TN_reg(rd, cpu_tmp0);
2758 tcg_temp_free_ptr(r_tickptr);
2759 }
2760 break;
2761 case 5: // tba
2762 tcg_gen_mov_tl(cpu_tmp0, cpu_tbr);
2763 break;
2764 case 6: // pstate
2765 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2766 offsetof(CPUSPARCState, pstate));
2767 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2768 break;
2769 case 7: // tl
2770 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2771 offsetof(CPUSPARCState, tl));
2772 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2773 break;
2774 case 8: // pil
2775 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2776 offsetof(CPUSPARCState, psrpil));
2777 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2778 break;
2779 case 9: // cwp
2780 gen_helper_rdcwp(cpu_tmp0, cpu_env);
2781 break;
2782 case 10: // cansave
2783 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2784 offsetof(CPUSPARCState, cansave));
2785 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2786 break;
2787 case 11: // canrestore
2788 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2789 offsetof(CPUSPARCState, canrestore));
2790 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2791 break;
2792 case 12: // cleanwin
2793 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2794 offsetof(CPUSPARCState, cleanwin));
2795 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2796 break;
2797 case 13: // otherwin
2798 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2799 offsetof(CPUSPARCState, otherwin));
2800 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2801 break;
2802 case 14: // wstate
2803 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2804 offsetof(CPUSPARCState, wstate));
2805 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2806 break;
2807 case 16: // UA2005 gl
2808 CHECK_IU_FEATURE(dc, GL);
2809 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2810 offsetof(CPUSPARCState, gl));
2811 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2812 break;
2813 case 26: // UA2005 strand status
2814 CHECK_IU_FEATURE(dc, HYPV);
2815 if (!hypervisor(dc))
2816 goto priv_insn;
2817 tcg_gen_mov_tl(cpu_tmp0, cpu_ssr);
2818 break;
2819 case 31: // ver
2820 tcg_gen_mov_tl(cpu_tmp0, cpu_ver);
2821 break;
2822 case 15: // fq
2823 default:
2824 goto illegal_insn;
2825 }
2826 #else
2827 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_wim);
2828 #endif
2829 gen_movl_TN_reg(rd, cpu_tmp0);
2830 break;
2831 } else if (xop == 0x2b) { /* rdtbr / V9 flushw */
2832 #ifdef TARGET_SPARC64
2833 save_state(dc, cpu_cond);
2834 gen_helper_flushw(cpu_env);
2835 #else
2836 if (!supervisor(dc))
2837 goto priv_insn;
2838 gen_movl_TN_reg(rd, cpu_tbr);
2839 #endif
2840 break;
2841 #endif
2842 } else if (xop == 0x34) { /* FPU Operations */
2843 if (gen_trap_ifnofpu(dc, cpu_cond))
2844 goto jmp_insn;
2845 gen_op_clear_ieee_excp_and_FTT();
2846 rs1 = GET_FIELD(insn, 13, 17);
2847 rs2 = GET_FIELD(insn, 27, 31);
2848 xop = GET_FIELD(insn, 18, 26);
2849 save_state(dc, cpu_cond);
2850 switch (xop) {
2851 case 0x1: /* fmovs */
2852 cpu_src1_32 = gen_load_fpr_F(dc, rs2);
2853 gen_store_fpr_F(dc, rd, cpu_src1_32);
2854 break;
2855 case 0x5: /* fnegs */
2856 gen_ne_fop_FF(dc, rd, rs2, gen_helper_fnegs);
2857 break;
2858 case 0x9: /* fabss */
2859 gen_ne_fop_FF(dc, rd, rs2, gen_helper_fabss);
2860 break;
2861 case 0x29: /* fsqrts */
2862 CHECK_FPU_FEATURE(dc, FSQRT);
2863 gen_fop_FF(dc, rd, rs2, gen_helper_fsqrts);
2864 break;
2865 case 0x2a: /* fsqrtd */
2866 CHECK_FPU_FEATURE(dc, FSQRT);
2867 gen_fop_DD(dc, rd, rs2, gen_helper_fsqrtd);
2868 break;
2869 case 0x2b: /* fsqrtq */
2870 CHECK_FPU_FEATURE(dc, FLOAT128);
2871 gen_fop_QQ(dc, rd, rs2, gen_helper_fsqrtq);
2872 break;
2873 case 0x41: /* fadds */
2874 gen_fop_FFF(dc, rd, rs1, rs2, gen_helper_fadds);
2875 break;
2876 case 0x42: /* faddd */
2877 gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_faddd);
2878 break;
2879 case 0x43: /* faddq */
2880 CHECK_FPU_FEATURE(dc, FLOAT128);
2881 gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_faddq);
2882 break;
2883 case 0x45: /* fsubs */
2884 gen_fop_FFF(dc, rd, rs1, rs2, gen_helper_fsubs);
2885 break;
2886 case 0x46: /* fsubd */
2887 gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_fsubd);
2888 break;
2889 case 0x47: /* fsubq */
2890 CHECK_FPU_FEATURE(dc, FLOAT128);
2891 gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_fsubq);
2892 break;
2893 case 0x49: /* fmuls */
2894 CHECK_FPU_FEATURE(dc, FMUL);
2895 gen_fop_FFF(dc, rd, rs1, rs2, gen_helper_fmuls);
2896 break;
2897 case 0x4a: /* fmuld */
2898 CHECK_FPU_FEATURE(dc, FMUL);
2899 gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmuld);
2900 break;
2901 case 0x4b: /* fmulq */
2902 CHECK_FPU_FEATURE(dc, FLOAT128);
2903 CHECK_FPU_FEATURE(dc, FMUL);
2904 gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_fmulq);
2905 break;
2906 case 0x4d: /* fdivs */
2907 gen_fop_FFF(dc, rd, rs1, rs2, gen_helper_fdivs);
2908 break;
2909 case 0x4e: /* fdivd */
2910 gen_fop_DDD(dc, rd, rs1, rs2, gen_helper_fdivd);
2911 break;
2912 case 0x4f: /* fdivq */
2913 CHECK_FPU_FEATURE(dc, FLOAT128);
2914 gen_fop_QQQ(dc, rd, rs1, rs2, gen_helper_fdivq);
2915 break;
2916 case 0x69: /* fsmuld */
2917 CHECK_FPU_FEATURE(dc, FSMULD);
2918 gen_fop_DFF(dc, rd, rs1, rs2, gen_helper_fsmuld);
2919 break;
2920 case 0x6e: /* fdmulq */
2921 CHECK_FPU_FEATURE(dc, FLOAT128);
2922 gen_fop_QDD(dc, rd, rs1, rs2, gen_helper_fdmulq);
2923 break;
2924 case 0xc4: /* fitos */
2925 gen_fop_FF(dc, rd, rs2, gen_helper_fitos);
2926 break;
2927 case 0xc6: /* fdtos */
2928 gen_fop_FD(dc, rd, rs2, gen_helper_fdtos);
2929 break;
2930 case 0xc7: /* fqtos */
2931 CHECK_FPU_FEATURE(dc, FLOAT128);
2932 gen_fop_FQ(dc, rd, rs2, gen_helper_fqtos);
2933 break;
2934 case 0xc8: /* fitod */
2935 gen_ne_fop_DF(dc, rd, rs2, gen_helper_fitod);
2936 break;
2937 case 0xc9: /* fstod */
2938 gen_ne_fop_DF(dc, rd, rs2, gen_helper_fstod);
2939 break;
2940 case 0xcb: /* fqtod */
2941 CHECK_FPU_FEATURE(dc, FLOAT128);
2942 gen_fop_DQ(dc, rd, rs2, gen_helper_fqtod);
2943 break;
2944 case 0xcc: /* fitoq */
2945 CHECK_FPU_FEATURE(dc, FLOAT128);
2946 gen_ne_fop_QF(dc, rd, rs2, gen_helper_fitoq);
2947 break;
2948 case 0xcd: /* fstoq */
2949 CHECK_FPU_FEATURE(dc, FLOAT128);
2950 gen_ne_fop_QF(dc, rd, rs2, gen_helper_fstoq);
2951 break;
2952 case 0xce: /* fdtoq */
2953 CHECK_FPU_FEATURE(dc, FLOAT128);
2954 gen_ne_fop_QD(dc, rd, rs2, gen_helper_fdtoq);
2955 break;
2956 case 0xd1: /* fstoi */
2957 gen_fop_FF(dc, rd, rs2, gen_helper_fstoi);
2958 break;
2959 case 0xd2: /* fdtoi */
2960 gen_fop_FD(dc, rd, rs2, gen_helper_fdtoi);
2961 break;
2962 case 0xd3: /* fqtoi */
2963 CHECK_FPU_FEATURE(dc, FLOAT128);
2964 gen_fop_FQ(dc, rd, rs2, gen_helper_fqtoi);
2965 break;
2966 #ifdef TARGET_SPARC64
2967 case 0x2: /* V9 fmovd */
2968 cpu_src1_64 = gen_load_fpr_D(dc, rs2);
2969 gen_store_fpr_D(dc, rd, cpu_src1_64);
2970 break;
2971 case 0x3: /* V9 fmovq */
2972 CHECK_FPU_FEATURE(dc, FLOAT128);
2973 gen_move_Q(rd, rs2);
2974 break;
2975 case 0x6: /* V9 fnegd */
2976 gen_ne_fop_DD(dc, rd, rs2, gen_helper_fnegd);
2977 break;
2978 case 0x7: /* V9 fnegq */
2979 CHECK_FPU_FEATURE(dc, FLOAT128);
2980 gen_ne_fop_QQ(dc, rd, rs2, gen_helper_fnegq);
2981 break;
2982 case 0xa: /* V9 fabsd */
2983 gen_ne_fop_DD(dc, rd, rs2, gen_helper_fabsd);
2984 break;
2985 case 0xb: /* V9 fabsq */
2986 CHECK_FPU_FEATURE(dc, FLOAT128);
2987 gen_ne_fop_QQ(dc, rd, rs2, gen_helper_fabsq);
2988 break;
2989 case 0x81: /* V9 fstox */
2990 gen_fop_DF(dc, rd, rs2, gen_helper_fstox);
2991 break;
2992 case 0x82: /* V9 fdtox */
2993 gen_fop_DD(dc, rd, rs2, gen_helper_fdtox);
2994 break;
2995 case 0x83: /* V9 fqtox */
2996 CHECK_FPU_FEATURE(dc, FLOAT128);
2997 gen_fop_DQ(dc, rd, rs2, gen_helper_fqtox);
2998 break;
2999 case 0x84: /* V9 fxtos */
3000 gen_fop_FD(dc, rd, rs2, gen_helper_fxtos);
3001 break;
3002 case 0x88: /* V9 fxtod */
3003 gen_fop_DD(dc, rd, rs2, gen_helper_fxtod);
3004 break;
3005 case 0x8c: /* V9 fxtoq */
3006 CHECK_FPU_FEATURE(dc, FLOAT128);
3007 gen_ne_fop_QD(dc, rd, rs2, gen_helper_fxtoq);
3008 break;
3009 #endif
3010 default:
3011 goto illegal_insn;
3012 }
3013 } else if (xop == 0x35) { /* FPU Operations */
3014 #ifdef TARGET_SPARC64
3015 int cond;
3016 #endif
3017 if (gen_trap_ifnofpu(dc, cpu_cond))
3018 goto jmp_insn;
3019 gen_op_clear_ieee_excp_and_FTT();
3020 rs1 = GET_FIELD(insn, 13, 17);
3021 rs2 = GET_FIELD(insn, 27, 31);
3022 xop = GET_FIELD(insn, 18, 26);
3023 save_state(dc, cpu_cond);
3024 #ifdef TARGET_SPARC64
3025 if ((xop & 0x11f) == 0x005) { // V9 fmovsr
3026 int l1;
3027
3028 l1 = gen_new_label();
3029 cond = GET_FIELD_SP(insn, 14, 17);
3030 cpu_src1 = get_src1(insn, cpu_src1);
3031 tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
3032 0, l1);
3033 cpu_src1_32 = gen_load_fpr_F(dc, rs2);
3034 gen_store_fpr_F(dc, rd, cpu_src1_32);
3035 gen_set_label(l1);
3036 break;
3037 } else if ((xop & 0x11f) == 0x006) { // V9 fmovdr
3038 int l1;
3039
3040 l1 = gen_new_label();
3041 cond = GET_FIELD_SP(insn, 14, 17);
3042 cpu_src1 = get_src1(insn, cpu_src1);
3043 tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
3044 0, l1);
3045 cpu_src1_64 = gen_load_fpr_D(dc, rs2);
3046 gen_store_fpr_D(dc, rd, cpu_src1_64);
3047 gen_set_label(l1);
3048 break;
3049 } else if ((xop & 0x11f) == 0x007) { // V9 fmovqr
3050 int l1;
3051
3052 CHECK_FPU_FEATURE(dc, FLOAT128);
3053 l1 = gen_new_label();
3054 cond = GET_FIELD_SP(insn, 14, 17);
3055 cpu_src1 = get_src1(insn, cpu_src1);
3056 tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
3057 0, l1);
3058 gen_move_Q(rd, rs2);
3059 gen_set_label(l1);
3060 break;
3061 }
3062 #endif
3063 switch (xop) {
3064 #ifdef TARGET_SPARC64
3065 #define FMOVSCC(fcc) \
3066 { \
3067 TCGv r_cond; \
3068 int l1; \
3069 \
3070 l1 = gen_new_label(); \
3071 r_cond = tcg_temp_new(); \
3072 cond = GET_FIELD_SP(insn, 14, 17); \
3073 gen_fcond(r_cond, fcc, cond); \
3074 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
3075 0, l1); \
3076 cpu_src1_32 = gen_load_fpr_F(dc, rs2); \
3077 gen_store_fpr_F(dc, rd, cpu_src1_32); \
3078 gen_set_label(l1); \
3079 tcg_temp_free(r_cond); \
3080 }
3081 #define FMOVDCC(fcc) \
3082 { \
3083 TCGv r_cond; \
3084 int l1; \
3085 \
3086 l1 = gen_new_label(); \
3087 r_cond = tcg_temp_new(); \
3088 cond = GET_FIELD_SP(insn, 14, 17); \
3089 gen_fcond(r_cond, fcc, cond); \
3090 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
3091 0, l1); \
3092 cpu_src1_64 = gen_load_fpr_D(dc, rs2); \
3093 gen_store_fpr_D(dc, rd, cpu_src1_64); \
3094 gen_set_label(l1); \
3095 tcg_temp_free(r_cond); \
3096 }
3097 #define FMOVQCC(fcc) \
3098 { \
3099 TCGv r_cond; \
3100 int l1; \
3101 \
3102 l1 = gen_new_label(); \
3103 r_cond = tcg_temp_new(); \
3104 cond = GET_FIELD_SP(insn, 14, 17); \
3105 gen_fcond(r_cond, fcc, cond); \
3106 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
3107 0, l1); \
3108 gen_move_Q(rd, rs2); \
3109 gen_set_label(l1); \
3110 tcg_temp_free(r_cond); \
3111 }
3112 case 0x001: /* V9 fmovscc %fcc0 */
3113 FMOVSCC(0);
3114 break;
3115 case 0x002: /* V9 fmovdcc %fcc0 */
3116 FMOVDCC(0);
3117 break;
3118 case 0x003: /* V9 fmovqcc %fcc0 */
3119 CHECK_FPU_FEATURE(dc, FLOAT128);
3120 FMOVQCC(0);
3121 break;
3122 case 0x041: /* V9 fmovscc %fcc1 */
3123 FMOVSCC(1);
3124 break;
3125 case 0x042: /* V9 fmovdcc %fcc1 */
3126 FMOVDCC(1);
3127 break;
3128 case 0x043: /* V9 fmovqcc %fcc1 */
3129 CHECK_FPU_FEATURE(dc, FLOAT128);
3130 FMOVQCC(1);
3131 break;
3132 case 0x081: /* V9 fmovscc %fcc2 */
3133 FMOVSCC(2);
3134 break;
3135 case 0x082: /* V9 fmovdcc %fcc2 */
3136 FMOVDCC(2);
3137 break;
3138 case 0x083: /* V9 fmovqcc %fcc2 */
3139 CHECK_FPU_FEATURE(dc, FLOAT128);
3140 FMOVQCC(2);
3141 break;
3142 case 0x0c1: /* V9 fmovscc %fcc3 */
3143 FMOVSCC(3);
3144 break;
3145 case 0x0c2: /* V9 fmovdcc %fcc3 */
3146 FMOVDCC(3);
3147 break;
3148 case 0x0c3: /* V9 fmovqcc %fcc3 */
3149 CHECK_FPU_FEATURE(dc, FLOAT128);
3150 FMOVQCC(3);
3151 break;
3152 #undef FMOVSCC
3153 #undef FMOVDCC
3154 #undef FMOVQCC
3155 #define FMOVSCC(icc) \
3156 { \
3157 TCGv r_cond; \
3158 int l1; \
3159 \
3160 l1 = gen_new_label(); \
3161 r_cond = tcg_temp_new(); \
3162 cond = GET_FIELD_SP(insn, 14, 17); \
3163 gen_cond(r_cond, icc, cond, dc); \
3164 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
3165 0, l1); \
3166 cpu_src1_32 = gen_load_fpr_F(dc, rs2); \
3167 gen_store_fpr_F(dc, rd, cpu_src1_32); \
3168 gen_set_label(l1); \
3169 tcg_temp_free(r_cond); \
3170 }
3171 #define FMOVDCC(icc) \
3172 { \
3173 TCGv r_cond; \
3174 int l1; \
3175 \
3176 l1 = gen_new_label(); \
3177 r_cond = tcg_temp_new(); \
3178 cond = GET_FIELD_SP(insn, 14, 17); \
3179 gen_cond(r_cond, icc, cond, dc); \
3180 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
3181 0, l1); \
3182 cpu_src1_64 = gen_load_fpr_D(dc, rs2); \
3183 gen_store_fpr_D(dc, rd, cpu_src1_64); \
3184 gen_update_fprs_dirty(DFPREG(rd)); \
3185 gen_set_label(l1); \
3186 tcg_temp_free(r_cond); \
3187 }
3188 #define FMOVQCC(icc) \
3189 { \
3190 TCGv r_cond; \
3191 int l1; \
3192 \
3193 l1 = gen_new_label(); \
3194 r_cond = tcg_temp_new(); \
3195 cond = GET_FIELD_SP(insn, 14, 17); \
3196 gen_cond(r_cond, icc, cond, dc); \
3197 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
3198 0, l1); \
3199 gen_move_Q(rd, rs2); \
3200 gen_set_label(l1); \
3201 tcg_temp_free(r_cond); \
3202 }
3203
3204 case 0x101: /* V9 fmovscc %icc */
3205 FMOVSCC(0);
3206 break;
3207 case 0x102: /* V9 fmovdcc %icc */
3208 FMOVDCC(0);
3209 break;
3210 case 0x103: /* V9 fmovqcc %icc */
3211 CHECK_FPU_FEATURE(dc, FLOAT128);
3212 FMOVQCC(0);
3213 break;
3214 case 0x181: /* V9 fmovscc %xcc */
3215 FMOVSCC(1);
3216 break;
3217 case 0x182: /* V9 fmovdcc %xcc */
3218 FMOVDCC(1);
3219 break;
3220 case 0x183: /* V9 fmovqcc %xcc */
3221 CHECK_FPU_FEATURE(dc, FLOAT128);
3222 FMOVQCC(1);
3223 break;
3224 #undef FMOVSCC
3225 #undef FMOVDCC
3226 #undef FMOVQCC
3227 #endif
3228 case 0x51: /* fcmps, V9 %fcc */
3229 cpu_src1_32 = gen_load_fpr_F(dc, rs1);
3230 cpu_src2_32 = gen_load_fpr_F(dc, rs2);
3231 gen_op_fcmps(rd & 3, cpu_src1_32, cpu_src2_32);
3232 break;
3233 case 0x52: /* fcmpd, V9 %fcc */
3234 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
3235 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
3236 gen_op_fcmpd(rd & 3, cpu_src1_64, cpu_src2_64);
3237 break;
3238 case 0x53: /* fcmpq, V9 %fcc */
3239 CHECK_FPU_FEATURE(dc, FLOAT128);
3240 gen_op_load_fpr_QT0(QFPREG(rs1));
3241 gen_op_load_fpr_QT1(QFPREG(rs2));
3242 gen_op_fcmpq(rd & 3);
3243 break;
3244 case 0x55: /* fcmpes, V9 %fcc */
3245 cpu_src1_32 = gen_load_fpr_F(dc, rs1);
3246 cpu_src2_32 = gen_load_fpr_F(dc, rs2);
3247 gen_op_fcmpes(rd & 3, cpu_src1_32, cpu_src2_32);
3248 break;
3249 case 0x56: /* fcmped, V9 %fcc */
3250 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
3251 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
3252 gen_op_fcmped(rd & 3, cpu_src1_64, cpu_src2_64);
3253 break;
3254 case 0x57: /* fcmpeq, V9 %fcc */
3255 CHECK_FPU_FEATURE(dc, FLOAT128);
3256 gen_op_load_fpr_QT0(QFPREG(rs1));
3257 gen_op_load_fpr_QT1(QFPREG(rs2));
3258 gen_op_fcmpeq(rd & 3);
3259 break;
3260 default:
3261 goto illegal_insn;
3262 }
3263 } else if (xop == 0x2) {
3264 // clr/mov shortcut
3265
3266 rs1 = GET_FIELD(insn, 13, 17);
3267 if (rs1 == 0) {
3268 // or %g0, x, y -> mov T0, x; mov y, T0
3269 if (IS_IMM) { /* immediate */
3270 TCGv r_const;
3271
3272 simm = GET_FIELDs(insn, 19, 31);
3273 r_const = tcg_const_tl(simm);
3274 gen_movl_TN_reg(rd, r_const);
3275 tcg_temp_free(r_const);
3276 } else { /* register */
3277 rs2 = GET_FIELD(insn, 27, 31);
3278 gen_movl_reg_TN(rs2, cpu_dst);
3279 gen_movl_TN_reg(rd, cpu_dst);
3280 }
3281 } else {
3282 cpu_src1 = get_src1(insn, cpu_src1);
3283 if (IS_IMM) { /* immediate */
3284 simm = GET_FIELDs(insn, 19, 31);
3285 tcg_gen_ori_tl(cpu_dst, cpu_src1, simm);
3286 gen_movl_TN_reg(rd, cpu_dst);
3287 } else { /* register */
3288 // or x, %g0, y -> mov T1, x; mov y, T1
3289 rs2 = GET_FIELD(insn, 27, 31);
3290 if (rs2 != 0) {
3291 gen_movl_reg_TN(rs2, cpu_src2);
3292 tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2);
3293 gen_movl_TN_reg(rd, cpu_dst);
3294 } else
3295 gen_movl_TN_reg(rd, cpu_src1);
3296 }
3297 }
3298 #ifdef TARGET_SPARC64
3299 } else if (xop == 0x25) { /* sll, V9 sllx */
3300 cpu_src1 = get_src1(insn, cpu_src1);
3301 if (IS_IMM) { /* immediate */
3302 simm = GET_FIELDs(insn, 20, 31);
3303 if (insn & (1 << 12)) {
3304 tcg_gen_shli_i64(cpu_dst, cpu_src1, simm & 0x3f);
3305 } else {
3306 tcg_gen_shli_i64(cpu_dst, cpu_src1, simm & 0x1f);
3307 }
3308 } else { /* register */
3309 rs2 = GET_FIELD(insn, 27, 31);
3310 gen_movl_reg_TN(rs2, cpu_src2);
3311 if (insn & (1 << 12)) {
3312 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
3313 } else {
3314 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
3315 }
3316 tcg_gen_shl_i64(cpu_dst, cpu_src1, cpu_tmp0);
3317 }
3318 gen_movl_TN_reg(rd, cpu_dst);
3319 } else if (xop == 0x26) { /* srl, V9 srlx */
3320 cpu_src1 = get_src1(insn, cpu_src1);
3321 if (IS_IMM) { /* immediate */
3322 simm = GET_FIELDs(insn, 20, 31);
3323 if (insn & (1 << 12)) {
3324 tcg_gen_shri_i64(cpu_dst, cpu_src1, simm & 0x3f);
3325 } else {
3326 tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
3327 tcg_gen_shri_i64(cpu_dst, cpu_dst, simm & 0x1f);
3328 }
3329 } else { /* register */
3330 rs2 = GET_FIELD(insn, 27, 31);
3331 gen_movl_reg_TN(rs2, cpu_src2);
3332 if (insn & (1 << 12)) {
3333 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
3334 tcg_gen_shr_i64(cpu_dst, cpu_src1, cpu_tmp0);
3335 } else {
3336 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
3337 tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
3338 tcg_gen_shr_i64(cpu_dst, cpu_dst, cpu_tmp0);
3339 }
3340 }
3341 gen_movl_TN_reg(rd, cpu_dst);
3342 } else if (xop == 0x27) { /* sra, V9 srax */
3343 cpu_src1 = get_src1(insn, cpu_src1);
3344 if (IS_IMM) { /* immediate */
3345 simm = GET_FIELDs(insn, 20, 31);
3346 if (insn & (1 << 12)) {
3347 tcg_gen_sari_i64(cpu_dst, cpu_src1, simm & 0x3f);
3348 } else {
3349 tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
3350 tcg_gen_ext32s_i64(cpu_dst, cpu_dst);
3351 tcg_gen_sari_i64(cpu_dst, cpu_dst, simm & 0x1f);
3352 }
3353 } else { /* register */
3354 rs2 = GET_FIELD(insn, 27, 31);
3355 gen_movl_reg_TN(rs2, cpu_src2);
3356 if (insn & (1 << 12)) {
3357 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
3358 tcg_gen_sar_i64(cpu_dst, cpu_src1, cpu_tmp0);
3359 } else {
3360 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
3361 tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
3362 tcg_gen_ext32s_i64(cpu_dst, cpu_dst);
3363 tcg_gen_sar_i64(cpu_dst, cpu_dst, cpu_tmp0);
3364 }
3365 }
3366 gen_movl_TN_reg(rd, cpu_dst);
3367 #endif
3368 } else if (xop < 0x36) {
3369 if (xop < 0x20) {
3370 cpu_src1 = get_src1(insn, cpu_src1);
3371 cpu_src2 = get_src2(insn, cpu_src2);
3372 switch (xop & ~0x10) {
3373 case 0x0: /* add */
3374 if (IS_IMM) {
3375 simm = GET_FIELDs(insn, 19, 31);
3376 if (xop & 0x10) {
3377 gen_op_addi_cc(cpu_dst, cpu_src1, simm);
3378 tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADD);
3379 dc->cc_op = CC_OP_ADD;
3380 } else {
3381 tcg_gen_addi_tl(cpu_dst, cpu_src1, simm);
3382 }
3383 } else {
3384 if (xop & 0x10) {
3385 gen_op_add_cc(cpu_dst, cpu_src1, cpu_src2);
3386 tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADD);
3387 dc->cc_op = CC_OP_ADD;
3388 } else {
3389 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
3390 }
3391 }
3392 break;
3393 case 0x1: /* and */
3394 if (IS_IMM) {
3395 simm = GET_FIELDs(insn, 19, 31);
3396 tcg_gen_andi_tl(cpu_dst, cpu_src1, simm);
3397 } else {
3398 tcg_gen_and_tl(cpu_dst, cpu_src1, cpu_src2);
3399 }
3400 if (xop & 0x10) {
3401 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3402 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3403 dc->cc_op = CC_OP_LOGIC;
3404 }
3405 break;
3406 case 0x2: /* or */
3407 if (IS_IMM) {
3408 simm = GET_FIELDs(insn, 19, 31);
3409 tcg_gen_ori_tl(cpu_dst, cpu_src1, simm);
3410 } else {
3411 tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2);
3412 }
3413 if (xop & 0x10) {
3414 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3415 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3416 dc->cc_op = CC_OP_LOGIC;
3417 }
3418 break;
3419 case 0x3: /* xor */
3420 if (IS_IMM) {
3421 simm = GET_FIELDs(insn, 19, 31);
3422 tcg_gen_xori_tl(cpu_dst, cpu_src1, simm);
3423 } else {
3424 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3425 }
3426 if (xop & 0x10) {
3427 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3428 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3429 dc->cc_op = CC_OP_LOGIC;
3430 }
3431 break;
3432 case 0x4: /* sub */
3433 if (IS_IMM) {
3434 simm = GET_FIELDs(insn, 19, 31);
3435 if (xop & 0x10) {
3436 gen_op_subi_cc(cpu_dst, cpu_src1, simm, dc);
3437 } else {
3438 tcg_gen_subi_tl(cpu_dst, cpu_src1, simm);
3439 }
3440 } else {
3441 if (xop & 0x10) {
3442 gen_op_sub_cc(cpu_dst, cpu_src1, cpu_src2);
3443 tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUB);
3444 dc->cc_op = CC_OP_SUB;
3445 } else {
3446 tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_src2);
3447 }
3448 }
3449 break;
3450 case 0x5: /* andn */
3451 if (IS_IMM) {
3452 simm = GET_FIELDs(insn, 19, 31);
3453 tcg_gen_andi_tl(cpu_dst, cpu_src1, ~simm);
3454 } else {
3455 tcg_gen_andc_tl(cpu_dst, cpu_src1, cpu_src2);
3456 }
3457 if (xop & 0x10) {
3458 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3459 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3460 dc->cc_op = CC_OP_LOGIC;
3461 }
3462 break;
3463 case 0x6: /* orn */
3464 if (IS_IMM) {
3465 simm = GET_FIELDs(insn, 19, 31);
3466 tcg_gen_ori_tl(cpu_dst, cpu_src1, ~simm);
3467 } else {
3468 tcg_gen_orc_tl(cpu_dst, cpu_src1, cpu_src2);
3469 }
3470 if (xop & 0x10) {
3471 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3472 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3473 dc->cc_op = CC_OP_LOGIC;
3474 }
3475 break;
3476 case 0x7: /* xorn */
3477 if (IS_IMM) {
3478 simm = GET_FIELDs(insn, 19, 31);
3479 tcg_gen_xori_tl(cpu_dst, cpu_src1, ~simm);
3480 } else {
3481 tcg_gen_not_tl(cpu_tmp0, cpu_src2);
3482 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_tmp0);
3483 }
3484 if (xop & 0x10) {
3485 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3486 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3487 dc->cc_op = CC_OP_LOGIC;
3488 }
3489 break;
3490 case 0x8: /* addx, V9 addc */
3491 gen_op_addx_int(dc, cpu_dst, cpu_src1, cpu_src2,
3492 (xop & 0x10));
3493 break;
3494 #ifdef TARGET_SPARC64
3495 case 0x9: /* V9 mulx */
3496 if (IS_IMM) {
3497 simm = GET_FIELDs(insn, 19, 31);
3498 tcg_gen_muli_i64(cpu_dst, cpu_src1, simm);
3499 } else {
3500 tcg_gen_mul_i64(cpu_dst, cpu_src1, cpu_src2);
3501 }
3502 break;
3503 #endif
3504 case 0xa: /* umul */
3505 CHECK_IU_FEATURE(dc, MUL);
3506 gen_op_umul(cpu_dst, cpu_src1, cpu_src2);
3507 if (xop & 0x10) {
3508 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3509 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3510 dc->cc_op = CC_OP_LOGIC;
3511 }
3512 break;
3513 case 0xb: /* smul */
3514 CHECK_IU_FEATURE(dc, MUL);
3515 gen_op_smul(cpu_dst, cpu_src1, cpu_src2);
3516 if (xop & 0x10) {
3517 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3518 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
3519 dc->cc_op = CC_OP_LOGIC;
3520 }
3521 break;
3522 case 0xc: /* subx, V9 subc */
3523 gen_op_subx_int(dc, cpu_dst, cpu_src1, cpu_src2,
3524 (xop & 0x10));
3525 break;
3526 #ifdef TARGET_SPARC64
3527 case 0xd: /* V9 udivx */
3528 {
3529 TCGv r_temp1, r_temp2;
3530 r_temp1 = tcg_temp_local_new();
3531 r_temp2 = tcg_temp_local_new();
3532 tcg_gen_mov_tl(r_temp1, cpu_src1);
3533 tcg_gen_mov_tl(r_temp2, cpu_src2);
3534 gen_trap_ifdivzero_tl(r_temp2);
3535 tcg_gen_divu_i64(cpu_dst, r_temp1, r_temp2);
3536 tcg_temp_free(r_temp1);
3537 tcg_temp_free(r_temp2);
3538 }
3539 break;
3540 #endif
3541 case 0xe: /* udiv */
3542 CHECK_IU_FEATURE(dc, DIV);
3543 if (xop & 0x10) {
3544 gen_helper_udiv_cc(cpu_dst, cpu_env, cpu_src1,
3545 cpu_src2);
3546 dc->cc_op = CC_OP_DIV;
3547 } else {
3548 gen_helper_udiv(cpu_dst, cpu_env, cpu_src1,
3549 cpu_src2);
3550 }
3551 break;
3552 case 0xf: /* sdiv */
3553 CHECK_IU_FEATURE(dc, DIV);
3554 if (xop & 0x10) {
3555 gen_helper_sdiv_cc(cpu_dst, cpu_env, cpu_src1,
3556 cpu_src2);
3557 dc->cc_op = CC_OP_DIV;
3558 } else {
3559 gen_helper_sdiv(cpu_dst, cpu_env, cpu_src1,
3560 cpu_src2);
3561 }
3562 break;
3563 default:
3564 goto illegal_insn;
3565 }
3566 gen_movl_TN_reg(rd, cpu_dst);
3567 } else {
3568 cpu_src1 = get_src1(insn, cpu_src1);
3569 cpu_src2 = get_src2(insn, cpu_src2);
3570 switch (xop) {
3571 case 0x20: /* taddcc */
3572 gen_op_tadd_cc(cpu_dst, cpu_src1, cpu_src2);
3573 gen_movl_TN_reg(rd, cpu_dst);
3574 tcg_gen_movi_i32(cpu_cc_op, CC_OP_TADD);
3575 dc->cc_op = CC_OP_TADD;
3576 break;
3577 case 0x21: /* tsubcc */
3578 gen_op_tsub_cc(cpu_dst, cpu_src1, cpu_src2);
3579 gen_movl_TN_reg(rd, cpu_dst);
3580 tcg_gen_movi_i32(cpu_cc_op, CC_OP_TSUB);
3581 dc->cc_op = CC_OP_TSUB;
3582 break;
3583 case 0x22: /* taddcctv */
3584 save_state(dc, cpu_cond);
3585 gen_op_tadd_ccTV(cpu_dst, cpu_src1, cpu_src2);
3586 gen_movl_TN_reg(rd, cpu_dst);
3587 tcg_gen_movi_i32(cpu_cc_op, CC_OP_TADDTV);
3588 dc->cc_op = CC_OP_TADDTV;
3589 break;
3590 case 0x23: /* tsubcctv */
3591 save_state(dc, cpu_cond);
3592 gen_op_tsub_ccTV(cpu_dst, cpu_src1, cpu_src2);
3593 gen_movl_TN_reg(rd, cpu_dst);
3594 tcg_gen_movi_i32(cpu_cc_op, CC_OP_TSUBTV);
3595 dc->cc_op = CC_OP_TSUBTV;
3596 break;
3597 case 0x24: /* mulscc */
3598 gen_helper_compute_psr(cpu_env);
3599 gen_op_mulscc(cpu_dst, cpu_src1, cpu_src2);
3600 gen_movl_TN_reg(rd, cpu_dst);
3601 tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADD);
3602 dc->cc_op = CC_OP_ADD;
3603 break;
3604 #ifndef TARGET_SPARC64
3605 case 0x25: /* sll */
3606 if (IS_IMM) { /* immediate */
3607 simm = GET_FIELDs(insn, 20, 31);
3608 tcg_gen_shli_tl(cpu_dst, cpu_src1, simm & 0x1f);
3609 } else { /* register */
3610 tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
3611 tcg_gen_shl_tl(cpu_dst, cpu_src1, cpu_tmp0);
3612 }
3613 gen_movl_TN_reg(rd, cpu_dst);
3614 break;
3615 case 0x26: /* srl */
3616 if (IS_IMM) { /* immediate */
3617 simm = GET_FIELDs(insn, 20, 31);
3618 tcg_gen_shri_tl(cpu_dst, cpu_src1, simm & 0x1f);
3619 } else { /* register */
3620 tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
3621 tcg_gen_shr_tl(cpu_dst, cpu_src1, cpu_tmp0);
3622 }
3623 gen_movl_TN_reg(rd, cpu_dst);
3624 break;
3625 case 0x27: /* sra */
3626 if (IS_IMM) { /* immediate */
3627 simm = GET_FIELDs(insn, 20, 31);
3628 tcg_gen_sari_tl(cpu_dst, cpu_src1, simm & 0x1f);
3629 } else { /* register */
3630 tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
3631 tcg_gen_sar_tl(cpu_dst, cpu_src1, cpu_tmp0);
3632 }
3633 gen_movl_TN_reg(rd, cpu_dst);
3634 break;
3635 #endif
3636 case 0x30:
3637 {
3638 switch(rd) {
3639 case 0: /* wry */
3640 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3641 tcg_gen_andi_tl(cpu_y, cpu_tmp0, 0xffffffff);
3642 break;
3643 #ifndef TARGET_SPARC64
3644 case 0x01 ... 0x0f: /* undefined in the
3645 SPARCv8 manual, nop
3646 on the microSPARC
3647 II */
3648 case 0x10 ... 0x1f: /* implementation-dependent
3649 in the SPARCv8
3650 manual, nop on the
3651 microSPARC II */
3652 break;
3653 #else
3654 case 0x2: /* V9 wrccr */
3655 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3656 gen_helper_wrccr(cpu_env, cpu_dst);
3657 tcg_gen_movi_i32(cpu_cc_op, CC_OP_FLAGS);
3658 dc->cc_op = CC_OP_FLAGS;
3659 break;
3660 case 0x3: /* V9 wrasi */
3661 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3662 tcg_gen_andi_tl(cpu_dst, cpu_dst, 0xff);
3663 tcg_gen_trunc_tl_i32(cpu_asi, cpu_dst);
3664 break;
3665 case 0x6: /* V9 wrfprs */
3666 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3667 tcg_gen_trunc_tl_i32(cpu_fprs, cpu_dst);
3668 save_state(dc, cpu_cond);
3669 gen_op_next_insn();
3670 tcg_gen_exit_tb(0);
3671 dc->is_br = 1;
3672 break;
3673 case 0xf: /* V9 sir, nop if user */
3674 #if !defined(CONFIG_USER_ONLY)
3675 if (supervisor(dc)) {
3676 ; // XXX
3677 }
3678 #endif
3679 break;
3680 case 0x13: /* Graphics Status */
3681 if (gen_trap_ifnofpu(dc, cpu_cond))
3682 goto jmp_insn;
3683 tcg_gen_xor_tl(cpu_gsr, cpu_src1, cpu_src2);
3684 break;
3685 case 0x14: /* Softint set */
3686 if (!supervisor(dc))
3687 goto illegal_insn;
3688 tcg_gen_xor_tl(cpu_tmp64, cpu_src1, cpu_src2);
3689 gen_helper_set_softint(cpu_env, cpu_tmp64);
3690 break;
3691 case 0x15: /* Softint clear */
3692 if (!supervisor(dc))
3693 goto illegal_insn;
3694 tcg_gen_xor_tl(cpu_tmp64, cpu_src1, cpu_src2);
3695 gen_helper_clear_softint(cpu_env, cpu_tmp64);
3696 break;
3697 case 0x16: /* Softint write */
3698 if (!supervisor(dc))
3699 goto illegal_insn;
3700 tcg_gen_xor_tl(cpu_tmp64, cpu_src1, cpu_src2);
3701 gen_helper_write_softint(cpu_env, cpu_tmp64);
3702 break;
3703 case 0x17: /* Tick compare */
3704 #if !defined(CONFIG_USER_ONLY)
3705 if (!supervisor(dc))
3706 goto illegal_insn;
3707 #endif
3708 {
3709 TCGv_ptr r_tickptr;
3710
3711 tcg_gen_xor_tl(cpu_tick_cmpr, cpu_src1,
3712 cpu_src2);
3713 r_tickptr = tcg_temp_new_ptr();
3714 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3715 offsetof(CPUState, tick));
3716 gen_helper_tick_set_limit(r_tickptr,
3717 cpu_tick_cmpr);
3718 tcg_temp_free_ptr(r_tickptr);
3719 }
3720 break;
3721 case 0x18: /* System tick */
3722 #if !defined(CONFIG_USER_ONLY)
3723 if (!supervisor(dc))
3724 goto illegal_insn;
3725 #endif
3726 {
3727 TCGv_ptr r_tickptr;
3728
3729 tcg_gen_xor_tl(cpu_dst, cpu_src1,
3730 cpu_src2);
3731 r_tickptr = tcg_temp_new_ptr();
3732 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3733 offsetof(CPUState, stick));
3734 gen_helper_tick_set_count(r_tickptr,
3735 cpu_dst);
3736 tcg_temp_free_ptr(r_tickptr);
3737 }
3738 break;
3739 case 0x19: /* System tick compare */
3740 #if !defined(CONFIG_USER_ONLY)
3741 if (!supervisor(dc))
3742 goto illegal_insn;
3743 #endif
3744 {
3745 TCGv_ptr r_tickptr;
3746
3747 tcg_gen_xor_tl(cpu_stick_cmpr, cpu_src1,
3748 cpu_src2);
3749 r_tickptr = tcg_temp_new_ptr();
3750 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3751 offsetof(CPUState, stick));
3752 gen_helper_tick_set_limit(r_tickptr,
3753 cpu_stick_cmpr);
3754 tcg_temp_free_ptr(r_tickptr);
3755 }
3756 break;
3757
3758 case 0x10: /* Performance Control */
3759 case 0x11: /* Performance Instrumentation
3760 Counter */
3761 case 0x12: /* Dispatch Control */
3762 #endif
3763 default:
3764 goto illegal_insn;
3765 }
3766 }
3767 break;
3768 #if !defined(CONFIG_USER_ONLY)
3769 case 0x31: /* wrpsr, V9 saved, restored */
3770 {
3771 if (!supervisor(dc))
3772 goto priv_insn;
3773 #ifdef TARGET_SPARC64
3774 switch (rd) {
3775 case 0:
3776 gen_helper_saved(cpu_env);
3777 break;
3778 case 1:
3779 gen_helper_restored(cpu_env);
3780 break;
3781 case 2: /* UA2005 allclean */
3782 case 3: /* UA2005 otherw */
3783 case 4: /* UA2005 normalw */
3784 case 5: /* UA2005 invalw */
3785 // XXX
3786 default:
3787 goto illegal_insn;
3788 }
3789 #else
3790 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3791 gen_helper_wrpsr(cpu_env, cpu_dst);
3792 tcg_gen_movi_i32(cpu_cc_op, CC_OP_FLAGS);
3793 dc->cc_op = CC_OP_FLAGS;
3794 save_state(dc, cpu_cond);
3795 gen_op_next_insn();
3796 tcg_gen_exit_tb(0);
3797 dc->is_br = 1;
3798 #endif
3799 }
3800 break;
3801 case 0x32: /* wrwim, V9 wrpr */
3802 {
3803 if (!supervisor(dc))
3804 goto priv_insn;
3805 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3806 #ifdef TARGET_SPARC64
3807 switch (rd) {
3808 case 0: // tpc
3809 {
3810 TCGv_ptr r_tsptr;
3811
3812 r_tsptr = tcg_temp_new_ptr();
3813 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
3814 tcg_gen_st_tl(cpu_tmp0, r_tsptr,
3815 offsetof(trap_state, tpc));
3816 tcg_temp_free_ptr(r_tsptr);
3817 }
3818 break;
3819 case 1: // tnpc
3820 {
3821 TCGv_ptr r_tsptr;
3822
3823 r_tsptr = tcg_temp_new_ptr();
3824 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
3825 tcg_gen_st_tl(cpu_tmp0, r_tsptr,
3826 offsetof(trap_state, tnpc));
3827 tcg_temp_free_ptr(r_tsptr);
3828 }
3829 break;
3830 case 2: // tstate
3831 {
3832 TCGv_ptr r_tsptr;
3833
3834 r_tsptr = tcg_temp_new_ptr();
3835 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
3836 tcg_gen_st_tl(cpu_tmp0, r_tsptr,
3837 offsetof(trap_state,
3838 tstate));
3839 tcg_temp_free_ptr(r_tsptr);
3840 }
3841 break;
3842 case 3: // tt
3843 {
3844 TCGv_ptr r_tsptr;
3845
3846 r_tsptr = tcg_temp_new_ptr();
3847 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
3848 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3849 tcg_gen_st_i32(cpu_tmp32, r_tsptr,
3850 offsetof(trap_state, tt));
3851 tcg_temp_free_ptr(r_tsptr);
3852 }
3853 break;
3854 case 4: // tick
3855 {
3856 TCGv_ptr r_tickptr;
3857
3858 r_tickptr = tcg_temp_new_ptr();
3859 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3860 offsetof(CPUState, tick));
3861 gen_helper_tick_set_count(r_tickptr,
3862 cpu_tmp0);
3863 tcg_temp_free_ptr(r_tickptr);
3864 }
3865 break;
3866 case 5: // tba
3867 tcg_gen_mov_tl(cpu_tbr, cpu_tmp0);
3868 break;
3869 case 6: // pstate
3870 {
3871 TCGv r_tmp = tcg_temp_local_new();
3872
3873 tcg_gen_mov_tl(r_tmp, cpu_tmp0);
3874 save_state(dc, cpu_cond);
3875 gen_helper_wrpstate(cpu_env, r_tmp);
3876 tcg_temp_free(r_tmp);
3877 dc->npc = DYNAMIC_PC;
3878 }
3879 break;
3880 case 7: // tl
3881 {
3882 TCGv r_tmp = tcg_temp_local_new();
3883
3884 tcg_gen_mov_tl(r_tmp, cpu_tmp0);
3885 save_state(dc, cpu_cond);
3886 tcg_gen_trunc_tl_i32(cpu_tmp32, r_tmp);
3887 tcg_temp_free(r_tmp);
3888 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3889 offsetof(CPUSPARCState, tl));
3890 dc->npc = DYNAMIC_PC;
3891 }
3892 break;
3893 case 8: // pil
3894 gen_helper_wrpil(cpu_env, cpu_tmp0);
3895 break;
3896 case 9: // cwp
3897 gen_helper_wrcwp(cpu_env, cpu_tmp0);
3898 break;
3899 case 10: // cansave
3900 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3901 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3902 offsetof(CPUSPARCState,
3903 cansave));
3904 break;
3905 case 11: // canrestore
3906 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3907 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3908 offsetof(CPUSPARCState,
3909 canrestore));
3910 break;
3911 case 12: // cleanwin
3912 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3913 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3914 offsetof(CPUSPARCState,
3915 cleanwin));
3916 break;
3917 case 13: // otherwin
3918 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3919 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3920 offsetof(CPUSPARCState,
3921 otherwin));
3922 break;
3923 case 14: // wstate
3924 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3925 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3926 offsetof(CPUSPARCState,
3927 wstate));
3928 break;
3929 case 16: // UA2005 gl
3930 CHECK_IU_FEATURE(dc, GL);
3931 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3932 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3933 offsetof(CPUSPARCState, gl));
3934 break;
3935 case 26: // UA2005 strand status
3936 CHECK_IU_FEATURE(dc, HYPV);
3937 if (!hypervisor(dc))
3938 goto priv_insn;
3939 tcg_gen_mov_tl(cpu_ssr, cpu_tmp0);
3940 break;
3941 default:
3942 goto illegal_insn;
3943 }
3944 #else
3945 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3946 if (dc->def->nwindows != 32)
3947 tcg_gen_andi_tl(cpu_tmp32, cpu_tmp32,
3948 (1 << dc->def->nwindows) - 1);
3949 tcg_gen_mov_i32(cpu_wim, cpu_tmp32);
3950 #endif
3951 }
3952 break;
3953 case 0x33: /* wrtbr, UA2005 wrhpr */
3954 {
3955 #ifndef TARGET_SPARC64
3956 if (!supervisor(dc))
3957 goto priv_insn;
3958 tcg_gen_xor_tl(cpu_tbr, cpu_src1, cpu_src2);
3959 #else
3960 CHECK_IU_FEATURE(dc, HYPV);
3961 if (!hypervisor(dc))
3962 goto priv_insn;
3963 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3964 switch (rd) {
3965 case 0: // hpstate
3966 // XXX gen_op_wrhpstate();
3967 save_state(dc, cpu_cond);
3968 gen_op_next_insn();
3969 tcg_gen_exit_tb(0);
3970 dc->is_br = 1;
3971 break;
3972 case 1: // htstate
3973 // XXX gen_op_wrhtstate();
3974 break;
3975 case 3: // hintp
3976 tcg_gen_mov_tl(cpu_hintp, cpu_tmp0);
3977 break;
3978 case 5: // htba
3979 tcg_gen_mov_tl(cpu_htba, cpu_tmp0);
3980 break;
3981 case 31: // hstick_cmpr
3982 {
3983 TCGv_ptr r_tickptr;
3984
3985 tcg_gen_mov_tl(cpu_hstick_cmpr, cpu_tmp0);
3986 r_tickptr = tcg_temp_new_ptr();
3987 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3988 offsetof(CPUState, hstick));
3989 gen_helper_tick_set_limit(r_tickptr,
3990 cpu_hstick_cmpr);
3991 tcg_temp_free_ptr(r_tickptr);
3992 }
3993 break;
3994 case 6: // hver readonly
3995 default:
3996 goto illegal_insn;
3997 }
3998 #endif
3999 }
4000 break;
4001 #endif
4002 #ifdef TARGET_SPARC64
4003 case 0x2c: /* V9 movcc */
4004 {
4005 int cc = GET_FIELD_SP(insn, 11, 12);
4006 int cond = GET_FIELD_SP(insn, 14, 17);
4007 TCGv r_cond;
4008 int l1;
4009
4010 r_cond = tcg_temp_new();
4011 if (insn & (1 << 18)) {
4012 if (cc == 0)
4013 gen_cond(r_cond, 0, cond, dc);
4014 else if (cc == 2)
4015 gen_cond(r_cond, 1, cond, dc);
4016 else
4017 goto illegal_insn;
4018 } else {
4019 gen_fcond(r_cond, cc, cond);
4020 }
4021
4022 l1 = gen_new_label();
4023
4024 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
4025 if (IS_IMM) { /* immediate */
4026 TCGv r_const;
4027
4028 simm = GET_FIELD_SPs(insn, 0, 10);
4029 r_const = tcg_const_tl(simm);
4030 gen_movl_TN_reg(rd, r_const);
4031 tcg_temp_free(r_const);
4032 } else {
4033 rs2 = GET_FIELD_SP(insn, 0, 4);
4034 gen_movl_reg_TN(rs2, cpu_tmp0);
4035 gen_movl_TN_reg(rd, cpu_tmp0);
4036 }
4037 gen_set_label(l1);
4038 tcg_temp_free(r_cond);
4039 break;
4040 }
4041 case 0x2d: /* V9 sdivx */
4042 gen_op_sdivx(cpu_dst, cpu_src1, cpu_src2);
4043 gen_movl_TN_reg(rd, cpu_dst);
4044 break;
4045 case 0x2e: /* V9 popc */
4046 {
4047 cpu_src2 = get_src2(insn, cpu_src2);
4048 gen_helper_popc(cpu_dst, cpu_src2);
4049 gen_movl_TN_reg(rd, cpu_dst);
4050 }
4051 case 0x2f: /* V9 movr */
4052 {
4053 int cond = GET_FIELD_SP(insn, 10, 12);
4054 int l1;
4055
4056 cpu_src1 = get_src1(insn, cpu_src1);
4057
4058 l1 = gen_new_label();
4059
4060 tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond],
4061 cpu_src1, 0, l1);
4062 if (IS_IMM) { /* immediate */
4063 TCGv r_const;
4064
4065 simm = GET_FIELD_SPs(insn, 0, 9);
4066 r_const = tcg_const_tl(simm);
4067 gen_movl_TN_reg(rd, r_const);
4068 tcg_temp_free(r_const);
4069 } else {
4070 rs2 = GET_FIELD_SP(insn, 0, 4);
4071 gen_movl_reg_TN(rs2, cpu_tmp0);
4072 gen_movl_TN_reg(rd, cpu_tmp0);
4073 }
4074 gen_set_label(l1);
4075 break;
4076 }
4077 #endif
4078 default:
4079 goto illegal_insn;
4080 }
4081 }
4082 } else if (xop == 0x36) { /* UltraSparc shutdown, VIS, V8 CPop1 */
4083 #ifdef TARGET_SPARC64
4084 int opf = GET_FIELD_SP(insn, 5, 13);
4085 rs1 = GET_FIELD(insn, 13, 17);
4086 rs2 = GET_FIELD(insn, 27, 31);
4087 if (gen_trap_ifnofpu(dc, cpu_cond))
4088 goto jmp_insn;
4089
4090 switch (opf) {
4091 case 0x000: /* VIS I edge8cc */
4092 CHECK_FPU_FEATURE(dc, VIS1);
4093 gen_movl_reg_TN(rs1, cpu_src1);
4094 gen_movl_reg_TN(rs2, cpu_src2);
4095 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 8, 1, 0);
4096 gen_movl_TN_reg(rd, cpu_dst);
4097 break;
4098 case 0x001: /* VIS II edge8n */
4099 CHECK_FPU_FEATURE(dc, VIS2);
4100 gen_movl_reg_TN(rs1, cpu_src1);
4101 gen_movl_reg_TN(rs2, cpu_src2);
4102 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 8, 0, 0);
4103 gen_movl_TN_reg(rd, cpu_dst);
4104 break;
4105 case 0x002: /* VIS I edge8lcc */
4106 CHECK_FPU_FEATURE(dc, VIS1);
4107 gen_movl_reg_TN(rs1, cpu_src1);
4108 gen_movl_reg_TN(rs2, cpu_src2);
4109 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 8, 1, 1);
4110 gen_movl_TN_reg(rd, cpu_dst);
4111 break;
4112 case 0x003: /* VIS II edge8ln */
4113 CHECK_FPU_FEATURE(dc, VIS2);
4114 gen_movl_reg_TN(rs1, cpu_src1);
4115 gen_movl_reg_TN(rs2, cpu_src2);
4116 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 8, 0, 1);
4117 gen_movl_TN_reg(rd, cpu_dst);
4118 break;
4119 case 0x004: /* VIS I edge16cc */
4120 CHECK_FPU_FEATURE(dc, VIS1);
4121 gen_movl_reg_TN(rs1, cpu_src1);
4122 gen_movl_reg_TN(rs2, cpu_src2);
4123 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 16, 1, 0);
4124 gen_movl_TN_reg(rd, cpu_dst);
4125 break;
4126 case 0x005: /* VIS II edge16n */
4127 CHECK_FPU_FEATURE(dc, VIS2);
4128 gen_movl_reg_TN(rs1, cpu_src1);
4129 gen_movl_reg_TN(rs2, cpu_src2);
4130 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 16, 0, 0);
4131 gen_movl_TN_reg(rd, cpu_dst);
4132 break;
4133 case 0x006: /* VIS I edge16lcc */
4134 CHECK_FPU_FEATURE(dc, VIS1);
4135 gen_movl_reg_TN(rs1, cpu_src1);
4136 gen_movl_reg_TN(rs2, cpu_src2);
4137 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 16, 1, 1);
4138 gen_movl_TN_reg(rd, cpu_dst);
4139 break;
4140 case 0x007: /* VIS II edge16ln */
4141 CHECK_FPU_FEATURE(dc, VIS2);
4142 gen_movl_reg_TN(rs1, cpu_src1);
4143 gen_movl_reg_TN(rs2, cpu_src2);
4144 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 16, 0, 1);
4145 gen_movl_TN_reg(rd, cpu_dst);
4146 break;
4147 case 0x008: /* VIS I edge32cc */
4148 CHECK_FPU_FEATURE(dc, VIS1);
4149 gen_movl_reg_TN(rs1, cpu_src1);
4150 gen_movl_reg_TN(rs2, cpu_src2);
4151 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 32, 1, 0);
4152 gen_movl_TN_reg(rd, cpu_dst);
4153 break;
4154 case 0x009: /* VIS II edge32n */
4155 CHECK_FPU_FEATURE(dc, VIS2);
4156 gen_movl_reg_TN(rs1, cpu_src1);
4157 gen_movl_reg_TN(rs2, cpu_src2);
4158 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 32, 0, 0);
4159 gen_movl_TN_reg(rd, cpu_dst);
4160 break;
4161 case 0x00a: /* VIS I edge32lcc */
4162 CHECK_FPU_FEATURE(dc, VIS1);
4163 gen_movl_reg_TN(rs1, cpu_src1);
4164 gen_movl_reg_TN(rs2, cpu_src2);
4165 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 32, 1, 1);
4166 gen_movl_TN_reg(rd, cpu_dst);
4167 break;
4168 case 0x00b: /* VIS II edge32ln */
4169 CHECK_FPU_FEATURE(dc, VIS2);
4170 gen_movl_reg_TN(rs1, cpu_src1);
4171 gen_movl_reg_TN(rs2, cpu_src2);
4172 gen_edge(dc, cpu_dst, cpu_src1, cpu_src2, 32, 0, 1);
4173 gen_movl_TN_reg(rd, cpu_dst);
4174 break;
4175 case 0x010: /* VIS I array8 */
4176 CHECK_FPU_FEATURE(dc, VIS1);
4177 cpu_src1 = get_src1(insn, cpu_src1);
4178 gen_movl_reg_TN(rs2, cpu_src2);
4179 gen_helper_array8(cpu_dst, cpu_src1, cpu_src2);
4180 gen_movl_TN_reg(rd, cpu_dst);
4181 break;
4182 case 0x012: /* VIS I array16 */
4183 CHECK_FPU_FEATURE(dc, VIS1);
4184 cpu_src1 = get_src1(insn, cpu_src1);
4185 gen_movl_reg_TN(rs2, cpu_src2);
4186 gen_helper_array8(cpu_dst, cpu_src1, cpu_src2);
4187 tcg_gen_shli_i64(cpu_dst, cpu_dst, 1);
4188 gen_movl_TN_reg(rd, cpu_dst);
4189 break;
4190 case 0x014: /* VIS I array32 */
4191 CHECK_FPU_FEATURE(dc, VIS1);
4192 cpu_src1 = get_src1(insn, cpu_src1);
4193 gen_movl_reg_TN(rs2, cpu_src2);
4194 gen_helper_array8(cpu_dst, cpu_src1, cpu_src2);
4195 tcg_gen_shli_i64(cpu_dst, cpu_dst, 2);
4196 gen_movl_TN_reg(rd, cpu_dst);
4197 break;
4198 case 0x018: /* VIS I alignaddr */
4199 CHECK_FPU_FEATURE(dc, VIS1);
4200 cpu_src1 = get_src1(insn, cpu_src1);
4201 gen_movl_reg_TN(rs2, cpu_src2);
4202 gen_alignaddr(cpu_dst, cpu_src1, cpu_src2, 0);
4203 gen_movl_TN_reg(rd, cpu_dst);
4204 break;
4205 case 0x01a: /* VIS I alignaddrl */
4206 CHECK_FPU_FEATURE(dc, VIS1);
4207 cpu_src1 = get_src1(insn, cpu_src1);
4208 gen_movl_reg_TN(rs2, cpu_src2);
4209 gen_alignaddr(cpu_dst, cpu_src1, cpu_src2, 1);
4210 gen_movl_TN_reg(rd, cpu_dst);
4211 break;
4212 case 0x019: /* VIS II bmask */
4213 CHECK_FPU_FEATURE(dc, VIS2);
4214 cpu_src1 = get_src1(insn, cpu_src1);
4215 cpu_src2 = get_src1(insn, cpu_src2);
4216 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
4217 tcg_gen_deposit_tl(cpu_gsr, cpu_gsr, cpu_dst, 32, 32);
4218 gen_movl_TN_reg(rd, cpu_dst);
4219 break;
4220 case 0x020: /* VIS I fcmple16 */
4221 CHECK_FPU_FEATURE(dc, VIS1);
4222 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4223 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4224 gen_helper_fcmple16(cpu_dst, cpu_src1_64, cpu_src2_64);
4225 gen_movl_TN_reg(rd, cpu_dst);
4226 break;
4227 case 0x022: /* VIS I fcmpne16 */
4228 CHECK_FPU_FEATURE(dc, VIS1);
4229 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4230 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4231 gen_helper_fcmpne16(cpu_dst, cpu_src1_64, cpu_src2_64);
4232 gen_movl_TN_reg(rd, cpu_dst);
4233 break;
4234 case 0x024: /* VIS I fcmple32 */
4235 CHECK_FPU_FEATURE(dc, VIS1);
4236 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4237 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4238 gen_helper_fcmple32(cpu_dst, cpu_src1_64, cpu_src2_64);
4239 gen_movl_TN_reg(rd, cpu_dst);
4240 break;
4241 case 0x026: /* VIS I fcmpne32 */
4242 CHECK_FPU_FEATURE(dc, VIS1);
4243 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4244 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4245 gen_helper_fcmpne32(cpu_dst, cpu_src1_64, cpu_src2_64);
4246 gen_movl_TN_reg(rd, cpu_dst);
4247 break;
4248 case 0x028: /* VIS I fcmpgt16 */
4249 CHECK_FPU_FEATURE(dc, VIS1);
4250 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4251 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4252 gen_helper_fcmpgt16(cpu_dst, cpu_src1_64, cpu_src2_64);
4253 gen_movl_TN_reg(rd, cpu_dst);
4254 break;
4255 case 0x02a: /* VIS I fcmpeq16 */
4256 CHECK_FPU_FEATURE(dc, VIS1);
4257 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4258 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4259 gen_helper_fcmpeq16(cpu_dst, cpu_src1_64, cpu_src2_64);
4260 gen_movl_TN_reg(rd, cpu_dst);
4261 break;
4262 case 0x02c: /* VIS I fcmpgt32 */
4263 CHECK_FPU_FEATURE(dc, VIS1);
4264 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4265 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4266 gen_helper_fcmpgt32(cpu_dst, cpu_src1_64, cpu_src2_64);
4267 gen_movl_TN_reg(rd, cpu_dst);
4268 break;
4269 case 0x02e: /* VIS I fcmpeq32 */
4270 CHECK_FPU_FEATURE(dc, VIS1);
4271 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4272 cpu_src2_64 = gen_load_fpr_D(dc, rs2);
4273 gen_helper_fcmpeq32(cpu_dst, cpu_src1_64, cpu_src2_64);
4274 gen_movl_TN_reg(rd, cpu_dst);
4275 break;
4276 case 0x031: /* VIS I fmul8x16 */
4277 CHECK_FPU_FEATURE(dc, VIS1);
4278 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmul8x16);
4279 break;
4280 case 0x033: /* VIS I fmul8x16au */
4281 CHECK_FPU_FEATURE(dc, VIS1);
4282 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmul8x16au);
4283 break;
4284 case 0x035: /* VIS I fmul8x16al */
4285 CHECK_FPU_FEATURE(dc, VIS1);
4286 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmul8x16al);
4287 break;
4288 case 0x036: /* VIS I fmul8sux16 */
4289 CHECK_FPU_FEATURE(dc, VIS1);
4290 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmul8sux16);
4291 break;
4292 case 0x037: /* VIS I fmul8ulx16 */
4293 CHECK_FPU_FEATURE(dc, VIS1);
4294 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmul8ulx16);
4295 break;
4296 case 0x038: /* VIS I fmuld8sux16 */
4297 CHECK_FPU_FEATURE(dc, VIS1);
4298 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmuld8sux16);
4299 break;
4300 case 0x039: /* VIS I fmuld8ulx16 */
4301 CHECK_FPU_FEATURE(dc, VIS1);
4302 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fmuld8ulx16);
4303 break;
4304 case 0x03a: /* VIS I fpack32 */
4305 CHECK_FPU_FEATURE(dc, VIS1);
4306 gen_gsr_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpack32);
4307 break;
4308 case 0x03b: /* VIS I fpack16 */
4309 CHECK_FPU_FEATURE(dc, VIS1);
4310 cpu_src1_64 = gen_load_fpr_D(dc, rs2);
4311 cpu_dst_32 = gen_dest_fpr_F();
4312 gen_helper_fpack16(cpu_dst_32, cpu_gsr, cpu_src1_64);
4313 gen_store_fpr_F(dc, rd, cpu_dst_32);
4314 break;
4315 case 0x03d: /* VIS I fpackfix */
4316 CHECK_FPU_FEATURE(dc, VIS1);
4317 cpu_src1_64 = gen_load_fpr_D(dc, rs2);
4318 cpu_dst_32 = gen_dest_fpr_F();
4319 gen_helper_fpackfix(cpu_dst_32, cpu_gsr, cpu_src1_64);
4320 gen_store_fpr_F(dc, rd, cpu_dst_32);
4321 break;
4322 case 0x03e: /* VIS I pdist */
4323 CHECK_FPU_FEATURE(dc, VIS1);
4324 gen_ne_fop_DDDD(dc, rd, rs1, rs2, gen_helper_pdist);
4325 break;
4326 case 0x048: /* VIS I faligndata */
4327 CHECK_FPU_FEATURE(dc, VIS1);
4328 gen_gsr_fop_DDD(dc, rd, rs1, rs2, gen_faligndata);
4329 break;
4330 case 0x04b: /* VIS I fpmerge */
4331 CHECK_FPU_FEATURE(dc, VIS1);
4332 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpmerge);
4333 break;
4334 case 0x04c: /* VIS II bshuffle */
4335 CHECK_FPU_FEATURE(dc, VIS2);
4336 gen_gsr_fop_DDD(dc, rd, rs1, rs2, gen_helper_bshuffle);
4337 break;
4338 case 0x04d: /* VIS I fexpand */
4339 CHECK_FPU_FEATURE(dc, VIS1);
4340 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fexpand);
4341 break;
4342 case 0x050: /* VIS I fpadd16 */
4343 CHECK_FPU_FEATURE(dc, VIS1);
4344 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpadd16);
4345 break;
4346 case 0x051: /* VIS I fpadd16s */
4347 CHECK_FPU_FEATURE(dc, VIS1);
4348 gen_ne_fop_FFF(dc, rd, rs1, rs2, gen_helper_fpadd16s);
4349 break;
4350 case 0x052: /* VIS I fpadd32 */
4351 CHECK_FPU_FEATURE(dc, VIS1);
4352 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpadd32);
4353 break;
4354 case 0x053: /* VIS I fpadd32s */
4355 CHECK_FPU_FEATURE(dc, VIS1);
4356 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_add_i32);
4357 break;
4358 case 0x054: /* VIS I fpsub16 */
4359 CHECK_FPU_FEATURE(dc, VIS1);
4360 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpsub16);
4361 break;
4362 case 0x055: /* VIS I fpsub16s */
4363 CHECK_FPU_FEATURE(dc, VIS1);
4364 gen_ne_fop_FFF(dc, rd, rs1, rs2, gen_helper_fpsub16s);
4365 break;
4366 case 0x056: /* VIS I fpsub32 */
4367 CHECK_FPU_FEATURE(dc, VIS1);
4368 gen_ne_fop_DDD(dc, rd, rs1, rs2, gen_helper_fpsub32);
4369 break;
4370 case 0x057: /* VIS I fpsub32s */
4371 CHECK_FPU_FEATURE(dc, VIS1);
4372 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_sub_i32);
4373 break;
4374 case 0x060: /* VIS I fzero */
4375 CHECK_FPU_FEATURE(dc, VIS1);
4376 cpu_dst_64 = gen_dest_fpr_D();
4377 tcg_gen_movi_i64(cpu_dst_64, 0);
4378 gen_store_fpr_D(dc, rd, cpu_dst_64);
4379 break;
4380 case 0x061: /* VIS I fzeros */
4381 CHECK_FPU_FEATURE(dc, VIS1);
4382 cpu_dst_32 = gen_dest_fpr_F();
4383 tcg_gen_movi_i32(cpu_dst_32, 0);
4384 gen_store_fpr_F(dc, rd, cpu_dst_32);
4385 break;
4386 case 0x062: /* VIS I fnor */
4387 CHECK_FPU_FEATURE(dc, VIS1);
4388 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_nor_i64);
4389 break;
4390 case 0x063: /* VIS I fnors */
4391 CHECK_FPU_FEATURE(dc, VIS1);
4392 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_nor_i32);
4393 break;
4394 case 0x064: /* VIS I fandnot2 */
4395 CHECK_FPU_FEATURE(dc, VIS1);
4396 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_andc_i64);
4397 break;
4398 case 0x065: /* VIS I fandnot2s */
4399 CHECK_FPU_FEATURE(dc, VIS1);
4400 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_andc_i32);
4401 break;
4402 case 0x066: /* VIS I fnot2 */
4403 CHECK_FPU_FEATURE(dc, VIS1);
4404 gen_ne_fop_DD(dc, rd, rs2, tcg_gen_not_i64);
4405 break;
4406 case 0x067: /* VIS I fnot2s */
4407 CHECK_FPU_FEATURE(dc, VIS1);
4408 gen_ne_fop_FF(dc, rd, rs2, tcg_gen_not_i32);
4409 break;
4410 case 0x068: /* VIS I fandnot1 */
4411 CHECK_FPU_FEATURE(dc, VIS1);
4412 gen_ne_fop_DDD(dc, rd, rs2, rs1, tcg_gen_andc_i64);
4413 break;
4414 case 0x069: /* VIS I fandnot1s */
4415 CHECK_FPU_FEATURE(dc, VIS1);
4416 gen_ne_fop_FFF(dc, rd, rs2, rs1, tcg_gen_andc_i32);
4417 break;
4418 case 0x06a: /* VIS I fnot1 */
4419 CHECK_FPU_FEATURE(dc, VIS1);
4420 gen_ne_fop_DD(dc, rd, rs1, tcg_gen_not_i64);
4421 break;
4422 case 0x06b: /* VIS I fnot1s */
4423 CHECK_FPU_FEATURE(dc, VIS1);
4424 gen_ne_fop_FF(dc, rd, rs1, tcg_gen_not_i32);
4425 break;
4426 case 0x06c: /* VIS I fxor */
4427 CHECK_FPU_FEATURE(dc, VIS1);
4428 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_xor_i64);
4429 break;
4430 case 0x06d: /* VIS I fxors */
4431 CHECK_FPU_FEATURE(dc, VIS1);
4432 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_xor_i32);
4433 break;
4434 case 0x06e: /* VIS I fnand */
4435 CHECK_FPU_FEATURE(dc, VIS1);
4436 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_nand_i64);
4437 break;
4438 case 0x06f: /* VIS I fnands */
4439 CHECK_FPU_FEATURE(dc, VIS1);
4440 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_nand_i32);
4441 break;
4442 case 0x070: /* VIS I fand */
4443 CHECK_FPU_FEATURE(dc, VIS1);
4444 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_and_i64);
4445 break;
4446 case 0x071: /* VIS I fands */
4447 CHECK_FPU_FEATURE(dc, VIS1);
4448 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_and_i32);
4449 break;
4450 case 0x072: /* VIS I fxnor */
4451 CHECK_FPU_FEATURE(dc, VIS1);
4452 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_eqv_i64);
4453 break;
4454 case 0x073: /* VIS I fxnors */
4455 CHECK_FPU_FEATURE(dc, VIS1);
4456 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_eqv_i32);
4457 break;
4458 case 0x074: /* VIS I fsrc1 */
4459 CHECK_FPU_FEATURE(dc, VIS1);
4460 cpu_src1_64 = gen_load_fpr_D(dc, rs1);
4461 gen_store_fpr_D(dc, rd, cpu_src1_64);
4462 break;
4463 case 0x075: /* VIS I fsrc1s */
4464 CHECK_FPU_FEATURE(dc, VIS1);
4465 cpu_src1_32 = gen_load_fpr_F(dc, rs1);
4466 gen_store_fpr_F(dc, rd, cpu_src1_32);
4467 break;
4468 case 0x076: /* VIS I fornot2 */
4469 CHECK_FPU_FEATURE(dc, VIS1);
4470 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_orc_i64);
4471 break;
4472 case 0x077: /* VIS I fornot2s */
4473 CHECK_FPU_FEATURE(dc, VIS1);
4474 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_orc_i32);
4475 break;
4476 case 0x078: /* VIS I fsrc2 */
4477 CHECK_FPU_FEATURE(dc, VIS1);
4478 cpu_src1_64 = gen_load_fpr_D(dc, rs2);
4479 gen_store_fpr_D(dc, rd, cpu_src1_64);
4480 break;
4481 case 0x079: /* VIS I fsrc2s */
4482 CHECK_FPU_FEATURE(dc, VIS1);
4483 cpu_src1_32 = gen_load_fpr_F(dc, rs2);
4484 gen_store_fpr_F(dc, rd, cpu_src1_32);
4485 break;
4486 case 0x07a: /* VIS I fornot1 */
4487 CHECK_FPU_FEATURE(dc, VIS1);
4488 gen_ne_fop_DDD(dc, rd, rs2, rs1, tcg_gen_orc_i64);
4489 break;
4490 case 0x07b: /* VIS I fornot1s */
4491 CHECK_FPU_FEATURE(dc, VIS1);
4492 gen_ne_fop_FFF(dc, rd, rs2, rs1, tcg_gen_orc_i32);
4493 break;
4494 case 0x07c: /* VIS I for */
4495 CHECK_FPU_FEATURE(dc, VIS1);
4496 gen_ne_fop_DDD(dc, rd, rs1, rs2, tcg_gen_or_i64);
4497 break;
4498 case 0x07d: /* VIS I fors */
4499 CHECK_FPU_FEATURE(dc, VIS1);
4500 gen_ne_fop_FFF(dc, rd, rs1, rs2, tcg_gen_or_i32);
4501 break;
4502 case 0x07e: /* VIS I fone */
4503 CHECK_FPU_FEATURE(dc, VIS1);
4504 cpu_dst_64 = gen_dest_fpr_D();
4505 tcg_gen_movi_i64(cpu_dst_64, -1);
4506 gen_store_fpr_D(dc, rd, cpu_dst_64);
4507 break;
4508 case 0x07f: /* VIS I fones */
4509 CHECK_FPU_FEATURE(dc, VIS1);
4510 cpu_dst_32 = gen_dest_fpr_F();
4511 tcg_gen_movi_i32(cpu_dst_32, -1);
4512 gen_store_fpr_F(dc, rd, cpu_dst_32);
4513 break;
4514 case 0x080: /* VIS I shutdown */
4515 case 0x081: /* VIS II siam */
4516 // XXX
4517 goto illegal_insn;
4518 default:
4519 goto illegal_insn;
4520 }
4521 #else
4522 goto ncp_insn;
4523 #endif
4524 } else if (xop == 0x37) { /* V8 CPop2, V9 impdep2 */
4525 #ifdef TARGET_SPARC64
4526 goto illegal_insn;
4527 #else
4528 goto ncp_insn;
4529 #endif
4530 #ifdef TARGET_SPARC64
4531 } else if (xop == 0x39) { /* V9 return */
4532 TCGv_i32 r_const;
4533
4534 save_state(dc, cpu_cond);
4535 cpu_src1 = get_src1(insn, cpu_src1);
4536 if (IS_IMM) { /* immediate */
4537 simm = GET_FIELDs(insn, 19, 31);
4538 tcg_gen_addi_tl(cpu_dst, cpu_src1, simm);
4539 } else { /* register */
4540 rs2 = GET_FIELD(insn, 27, 31);
4541 if (rs2) {
4542 gen_movl_reg_TN(rs2, cpu_src2);
4543 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
4544 } else
4545 tcg_gen_mov_tl(cpu_dst, cpu_src1);
4546 }
4547 gen_helper_restore(cpu_env);
4548 gen_mov_pc_npc(dc, cpu_cond);
4549 r_const = tcg_const_i32(3);
4550 gen_helper_check_align(cpu_dst, r_const);
4551 tcg_temp_free_i32(r_const);
4552 tcg_gen_mov_tl(cpu_npc, cpu_dst);
4553 dc->npc = DYNAMIC_PC;
4554 goto jmp_insn;
4555 #endif
4556 } else {
4557 cpu_src1 = get_src1(insn, cpu_src1);
4558 if (IS_IMM) { /* immediate */
4559 simm = GET_FIELDs(insn, 19, 31);
4560 tcg_gen_addi_tl(cpu_dst, cpu_src1, simm);
4561 } else { /* register */
4562 rs2 = GET_FIELD(insn, 27, 31);
4563 if (rs2) {
4564 gen_movl_reg_TN(rs2, cpu_src2);
4565 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
4566 } else
4567 tcg_gen_mov_tl(cpu_dst, cpu_src1);
4568 }
4569 switch (xop) {
4570 case 0x38: /* jmpl */
4571 {
4572 TCGv r_pc;
4573 TCGv_i32 r_const;
4574
4575 r_pc = tcg_const_tl(dc->pc);
4576 gen_movl_TN_reg(rd, r_pc);
4577 tcg_temp_free(r_pc);
4578 gen_mov_pc_npc(dc, cpu_cond);
4579 r_const = tcg_const_i32(3);
4580 gen_helper_check_align(cpu_dst, r_const);
4581 tcg_temp_free_i32(r_const);
4582 tcg_gen_mov_tl(cpu_npc, cpu_dst);
4583 dc->npc = DYNAMIC_PC;
4584 }
4585 goto jmp_insn;
4586 #if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64)
4587 case 0x39: /* rett, V9 return */
4588 {
4589 TCGv_i32 r_const;
4590
4591 if (!supervisor(dc))
4592 goto priv_insn;
4593 gen_mov_pc_npc(dc, cpu_cond);
4594 r_const = tcg_const_i32(3);
4595 gen_helper_check_align(cpu_dst, r_const);
4596 tcg_temp_free_i32(r_const);
4597 tcg_gen_mov_tl(cpu_npc, cpu_dst);
4598 dc->npc = DYNAMIC_PC;
4599 gen_helper_rett(cpu_env);
4600 }
4601 goto jmp_insn;
4602 #endif
4603 case 0x3b: /* flush */
4604 if (!((dc)->def->features & CPU_FEATURE_FLUSH))
4605 goto unimp_flush;
4606 /* nop */
4607 break;
4608 case 0x3c: /* save */
4609 save_state(dc, cpu_cond);
4610 gen_helper_save(cpu_env);
4611 gen_movl_TN_reg(rd, cpu_dst);
4612 break;
4613 case 0x3d: /* restore */
4614 save_state(dc, cpu_cond);
4615 gen_helper_restore(cpu_env);
4616 gen_movl_TN_reg(rd, cpu_dst);
4617 break;
4618 #if !defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64)
4619 case 0x3e: /* V9 done/retry */
4620 {
4621 switch (rd) {
4622 case 0:
4623 if (!supervisor(dc))
4624 goto priv_insn;
4625 dc->npc = DYNAMIC_PC;
4626 dc->pc = DYNAMIC_PC;
4627 gen_helper_done(cpu_env);
4628 goto jmp_insn;
4629 case 1:
4630 if (!supervisor(dc))
4631 goto priv_insn;
4632 dc->npc = DYNAMIC_PC;
4633 dc->pc = DYNAMIC_PC;
4634 gen_helper_retry(cpu_env);
4635 goto jmp_insn;
4636 default:
4637 goto illegal_insn;
4638 }
4639 }
4640 break;
4641 #endif
4642 default:
4643 goto illegal_insn;
4644 }
4645 }
4646 break;
4647 }
4648 break;
4649 case 3: /* load/store instructions */
4650 {
4651 unsigned int xop = GET_FIELD(insn, 7, 12);
4652
4653 /* flush pending conditional evaluations before exposing
4654 cpu state */
4655 if (dc->cc_op != CC_OP_FLAGS) {
4656 dc->cc_op = CC_OP_FLAGS;
4657 gen_helper_compute_psr(cpu_env);
4658 }
4659 cpu_src1 = get_src1(insn, cpu_src1);
4660 if (xop == 0x3c || xop == 0x3e) { // V9 casa/casxa
4661 rs2 = GET_FIELD(insn, 27, 31);
4662 gen_movl_reg_TN(rs2, cpu_src2);
4663 tcg_gen_mov_tl(cpu_addr, cpu_src1);
4664 } else if (IS_IMM) { /* immediate */
4665 simm = GET_FIELDs(insn, 19, 31);
4666 tcg_gen_addi_tl(cpu_addr, cpu_src1, simm);
4667 } else { /* register */
4668 rs2 = GET_FIELD(insn, 27, 31);
4669 if (rs2 != 0) {
4670 gen_movl_reg_TN(rs2, cpu_src2);
4671 tcg_gen_add_tl(cpu_addr, cpu_src1, cpu_src2);
4672 } else
4673 tcg_gen_mov_tl(cpu_addr, cpu_src1);
4674 }
4675 if (xop < 4 || (xop > 7 && xop < 0x14 && xop != 0x0e) ||
4676 (xop > 0x17 && xop <= 0x1d ) ||
4677 (xop > 0x2c && xop <= 0x33) || xop == 0x1f || xop == 0x3d) {
4678 switch (xop) {
4679 case 0x0: /* ld, V9 lduw, load unsigned word */
4680 gen_address_mask(dc, cpu_addr);
4681 tcg_gen_qemu_ld32u(cpu_val, cpu_addr, dc->mem_idx);
4682 break;
4683 case 0x1: /* ldub, load unsigned byte */
4684 gen_address_mask(dc, cpu_addr);
4685 tcg_gen_qemu_ld8u(cpu_val, cpu_addr, dc->mem_idx);
4686 break;
4687 case 0x2: /* lduh, load unsigned halfword */
4688 gen_address_mask(dc, cpu_addr);
4689 tcg_gen_qemu_ld16u(cpu_val, cpu_addr, dc->mem_idx);
4690 break;
4691 case 0x3: /* ldd, load double word */
4692 if (rd & 1)
4693 goto illegal_insn;
4694 else {
4695 TCGv_i32 r_const;
4696
4697 save_state(dc, cpu_cond);
4698 r_const = tcg_const_i32(7);
4699 gen_helper_check_align(cpu_addr, r_const); // XXX remove
4700 tcg_temp_free_i32(r_const);
4701 gen_address_mask(dc, cpu_addr);
4702 tcg_gen_qemu_ld64(cpu_tmp64, cpu_addr, dc->mem_idx);
4703 tcg_gen_trunc_i64_tl(cpu_tmp0, cpu_tmp64);
4704 tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xffffffffULL);
4705 gen_movl_TN_reg(rd + 1, cpu_tmp0);
4706 tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32);
4707 tcg_gen_trunc_i64_tl(cpu_val, cpu_tmp64);
4708 tcg_gen_andi_tl(cpu_val, cpu_val, 0xffffffffULL);
4709 }
4710 break;
4711 case 0x9: /* ldsb, load signed byte */
4712 gen_address_mask(dc, cpu_addr);
4713 tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
4714 break;
4715 case 0xa: /* ldsh, load signed halfword */
4716 gen_address_mask(dc, cpu_addr);
4717 tcg_gen_qemu_ld16s(cpu_val, cpu_addr, dc->mem_idx);
4718 break;
4719 case 0xd: /* ldstub -- XXX: should be atomically */
4720 {
4721 TCGv r_const;
4722
4723 gen_address_mask(dc, cpu_addr);
4724 tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
4725 r_const = tcg_const_tl(0xff);
4726 tcg_gen_qemu_st8(r_const, cpu_addr, dc->mem_idx);
4727 tcg_temp_free(r_const);
4728 }
4729 break;
4730 case 0x0f: /* swap, swap register with memory. Also
4731 atomically */
4732 CHECK_IU_FEATURE(dc, SWAP);
4733 gen_movl_reg_TN(rd, cpu_val);
4734 gen_address_mask(dc, cpu_addr);
4735 tcg_gen_qemu_ld32u(cpu_tmp0, cpu_addr, dc->mem_idx);
4736 tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx);
4737 tcg_gen_mov_tl(cpu_val, cpu_tmp0);
4738 break;
4739 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
4740 case 0x10: /* lda, V9 lduwa, load word alternate */
4741 #ifndef TARGET_SPARC64
4742 if (IS_IMM)
4743 goto illegal_insn;
4744 if (!supervisor(dc))
4745 goto priv_insn;
4746 #endif
4747 save_state(dc, cpu_cond);
4748 gen_ld_asi(cpu_val, cpu_addr, insn, 4, 0);
4749 break;
4750 case 0x11: /* lduba, load unsigned byte alternate */
4751 #ifndef TARGET_SPARC64
4752 if (IS_IMM)
4753 goto illegal_insn;
4754 if (!supervisor(dc))
4755 goto priv_insn;
4756 #endif
4757 save_state(dc, cpu_cond);
4758 gen_ld_asi(cpu_val, cpu_addr, insn, 1, 0);
4759 break;
4760 case 0x12: /* lduha, load unsigned halfword alternate */
4761 #ifndef TARGET_SPARC64
4762 if (IS_IMM)
4763 goto illegal_insn;
4764 if (!supervisor(dc))
4765 goto priv_insn;
4766 #endif
4767 save_state(dc, cpu_cond);
4768 gen_ld_asi(cpu_val, cpu_addr, insn, 2, 0);
4769 break;
4770 case 0x13: /* ldda, load double word alternate */
4771 #ifndef TARGET_SPARC64
4772 if (IS_IMM)
4773 goto illegal_insn;
4774 if (!supervisor(dc))
4775 goto priv_insn;
4776 #endif
4777 if (rd & 1)
4778 goto illegal_insn;
4779 save_state(dc, cpu_cond);
4780 gen_ldda_asi(cpu_val, cpu_addr, insn, rd);
4781 goto skip_move;
4782 case 0x19: /* ldsba, load signed byte alternate */
4783 #ifndef TARGET_SPARC64
4784 if (IS_IMM)
4785 goto illegal_insn;
4786 if (!supervisor(dc))
4787 goto priv_insn;
4788 #endif
4789 save_state(dc, cpu_cond);
4790 gen_ld_asi(cpu_val, cpu_addr, insn, 1, 1);
4791 break;
4792 case 0x1a: /* ldsha, load signed halfword alternate */
4793 #ifndef TARGET_SPARC64
4794 if (IS_IMM)
4795 goto illegal_insn;
4796 if (!supervisor(dc))
4797 goto priv_insn;
4798 #endif
4799 save_state(dc, cpu_cond);
4800 gen_ld_asi(cpu_val, cpu_addr, insn, 2, 1);
4801 break;
4802 case 0x1d: /* ldstuba -- XXX: should be atomically */
4803 #ifndef TARGET_SPARC64
4804 if (IS_IMM)
4805 goto illegal_insn;
4806 if (!supervisor(dc))
4807 goto priv_insn;
4808 #endif
4809 save_state(dc, cpu_cond);
4810 gen_ldstub_asi(cpu_val, cpu_addr, insn);
4811 break;
4812 case 0x1f: /* swapa, swap reg with alt. memory. Also
4813 atomically */
4814 CHECK_IU_FEATURE(dc, SWAP);
4815 #ifndef TARGET_SPARC64
4816 if (IS_IMM)
4817 goto illegal_insn;
4818 if (!supervisor(dc))
4819 goto priv_insn;
4820 #endif
4821 save_state(dc, cpu_cond);
4822 gen_movl_reg_TN(rd, cpu_val);
4823 gen_swap_asi(cpu_val, cpu_addr, insn);
4824 break;
4825
4826 #ifndef TARGET_SPARC64
4827 case 0x30: /* ldc */
4828 case 0x31: /* ldcsr */
4829 case 0x33: /* lddc */
4830 goto ncp_insn;
4831 #endif
4832 #endif
4833 #ifdef TARGET_SPARC64
4834 case 0x08: /* V9 ldsw */
4835 gen_address_mask(dc, cpu_addr);
4836 tcg_gen_qemu_ld32s(cpu_val, cpu_addr, dc->mem_idx);
4837 break;
4838 case 0x0b: /* V9 ldx */
4839 gen_address_mask(dc, cpu_addr);
4840 tcg_gen_qemu_ld64(cpu_val, cpu_addr, dc->mem_idx);
4841 break;
4842 case 0x18: /* V9 ldswa */
4843 save_state(dc, cpu_cond);
4844 gen_ld_asi(cpu_val, cpu_addr, insn, 4, 1);
4845 break;
4846 case 0x1b: /* V9 ldxa */
4847 save_state(dc, cpu_cond);
4848 gen_ld_asi(cpu_val, cpu_addr, insn, 8, 0);
4849 break;
4850 case 0x2d: /* V9 prefetch, no effect */
4851 goto skip_move;
4852 case 0x30: /* V9 ldfa */
4853 if (gen_trap_ifnofpu(dc, cpu_cond)) {
4854 goto jmp_insn;
4855 }
4856 save_state(dc, cpu_cond);
4857 gen_ldf_asi(cpu_addr, insn, 4, rd);
4858 gen_update_fprs_dirty(rd);
4859 goto skip_move;
4860 case 0x33: /* V9 lddfa */
4861 if (gen_trap_ifnofpu(dc, cpu_cond)) {
4862 goto jmp_insn;
4863 }
4864 save_state(dc, cpu_cond);
4865 gen_ldf_asi(cpu_addr, insn, 8, DFPREG(rd));
4866 gen_update_fprs_dirty(DFPREG(rd));
4867 goto skip_move;
4868 case 0x3d: /* V9 prefetcha, no effect */
4869 goto skip_move;
4870 case 0x32: /* V9 ldqfa */
4871 CHECK_FPU_FEATURE(dc, FLOAT128);
4872 if (gen_trap_ifnofpu(dc, cpu_cond)) {
4873 goto jmp_insn;
4874 }
4875 save_state(dc, cpu_cond);
4876 gen_ldf_asi(cpu_addr, insn, 16, QFPREG(rd));
4877 gen_update_fprs_dirty(QFPREG(rd));
4878 goto skip_move;
4879 #endif
4880 default:
4881 goto illegal_insn;
4882 }
4883 gen_movl_TN_reg(rd, cpu_val);
4884 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
4885 skip_move: ;
4886 #endif
4887 } else if (xop >= 0x20 && xop < 0x24) {
4888 if (gen_trap_ifnofpu(dc, cpu_cond))
4889 goto jmp_insn;
4890 save_state(dc, cpu_cond);
4891 switch (xop) {
4892 case 0x20: /* ldf, load fpreg */
4893 gen_address_mask(dc, cpu_addr);
4894 tcg_gen_qemu_ld32u(cpu_tmp0, cpu_addr, dc->mem_idx);
4895 cpu_dst_32 = gen_dest_fpr_F();
4896 tcg_gen_trunc_tl_i32(cpu_dst_32, cpu_tmp0);
4897 gen_store_fpr_F(dc, rd, cpu_dst_32);
4898 break;
4899 case 0x21: /* ldfsr, V9 ldxfsr */
4900 #ifdef TARGET_SPARC64
4901 gen_address_mask(dc, cpu_addr);
4902 if (rd == 1) {
4903 tcg_gen_qemu_ld64(cpu_tmp64, cpu_addr, dc->mem_idx);
4904 gen_helper_ldxfsr(cpu_env, cpu_tmp64);
4905 } else {
4906 tcg_gen_qemu_ld32u(cpu_tmp0, cpu_addr, dc->mem_idx);
4907 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
4908 gen_helper_ldfsr(cpu_env, cpu_tmp32);
4909 }
4910 #else
4911 {
4912 tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx);
4913 gen_helper_ldfsr(cpu_env, cpu_tmp32);
4914 }
4915 #endif
4916 break;
4917 case 0x22: /* ldqf, load quad fpreg */
4918 {
4919 TCGv_i32 r_const;
4920
4921 CHECK_FPU_FEATURE(dc, FLOAT128);
4922 r_const = tcg_const_i32(dc->mem_idx);
4923 gen_address_mask(dc, cpu_addr);
4924 gen_helper_ldqf(cpu_addr, r_const);
4925 tcg_temp_free_i32(r_const);
4926 gen_op_store_QT0_fpr(QFPREG(rd));
4927 gen_update_fprs_dirty(QFPREG(rd));
4928 }
4929 break;
4930 case 0x23: /* lddf, load double fpreg */
4931 gen_address_mask(dc, cpu_addr);
4932 cpu_dst_64 = gen_dest_fpr_D();
4933 tcg_gen_qemu_ld64(cpu_dst_64, cpu_addr, dc->mem_idx);
4934 gen_store_fpr_D(dc, rd, cpu_dst_64);
4935 break;
4936 default:
4937 goto illegal_insn;
4938 }
4939 } else if (xop < 8 || (xop >= 0x14 && xop < 0x18) ||
4940 xop == 0xe || xop == 0x1e) {
4941 gen_movl_reg_TN(rd, cpu_val);
4942 switch (xop) {
4943 case 0x4: /* st, store word */
4944 gen_address_mask(dc, cpu_addr);
4945 tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx);
4946 break;
4947 case 0x5: /* stb, store byte */
4948 gen_address_mask(dc, cpu_addr);
4949 tcg_gen_qemu_st8(cpu_val, cpu_addr, dc->mem_idx);
4950 break;
4951 case 0x6: /* sth, store halfword */
4952 gen_address_mask(dc, cpu_addr);
4953 tcg_gen_qemu_st16(cpu_val, cpu_addr, dc->mem_idx);
4954 break;
4955 case 0x7: /* std, store double word */
4956 if (rd & 1)
4957 goto illegal_insn;
4958 else {
4959 TCGv_i32 r_const;
4960
4961 save_state(dc, cpu_cond);
4962 gen_address_mask(dc, cpu_addr);
4963 r_const = tcg_const_i32(7);
4964 gen_helper_check_align(cpu_addr, r_const); // XXX remove
4965 tcg_temp_free_i32(r_const);
4966 gen_movl_reg_TN(rd + 1, cpu_tmp0);
4967 tcg_gen_concat_tl_i64(cpu_tmp64, cpu_tmp0, cpu_val);
4968 tcg_gen_qemu_st64(cpu_tmp64, cpu_addr, dc->mem_idx);
4969 }
4970 break;
4971 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
4972 case 0x14: /* sta, V9 stwa, store word alternate */
4973 #ifndef TARGET_SPARC64
4974 if (IS_IMM)
4975 goto illegal_insn;
4976 if (!supervisor(dc))
4977 goto priv_insn;
4978 #endif
4979 save_state(dc, cpu_cond);
4980 gen_st_asi(cpu_val, cpu_addr, insn, 4);
4981 dc->npc = DYNAMIC_PC;
4982 break;
4983 case 0x15: /* stba, store byte alternate */
4984 #ifndef TARGET_SPARC64
4985 if (IS_IMM)
4986 goto illegal_insn;
4987 if (!supervisor(dc))
4988 goto priv_insn;
4989 #endif
4990 save_state(dc, cpu_cond);
4991 gen_st_asi(cpu_val, cpu_addr, insn, 1);
4992 dc->npc = DYNAMIC_PC;
4993 break;
4994 case 0x16: /* stha, store halfword alternate */
4995 #ifndef TARGET_SPARC64
4996 if (IS_IMM)
4997 goto illegal_insn;
4998 if (!supervisor(dc))
4999 goto priv_insn;
5000 #endif
5001 save_state(dc, cpu_cond);
5002 gen_st_asi(cpu_val, cpu_addr, insn, 2);
5003 dc->npc = DYNAMIC_PC;
5004 break;
5005 case 0x17: /* stda, store double word alternate */
5006 #ifndef TARGET_SPARC64
5007 if (IS_IMM)
5008 goto illegal_insn;
5009 if (!supervisor(dc))
5010 goto priv_insn;
5011 #endif
5012 if (rd & 1)
5013 goto illegal_insn;
5014 else {
5015 save_state(dc, cpu_cond);
5016 gen_stda_asi(cpu_val, cpu_addr, insn, rd);
5017 }
5018 break;
5019 #endif
5020 #ifdef TARGET_SPARC64
5021 case 0x0e: /* V9 stx */
5022 gen_address_mask(dc, cpu_addr);
5023 tcg_gen_qemu_st64(cpu_val, cpu_addr, dc->mem_idx);
5024 break;
5025 case 0x1e: /* V9 stxa */
5026 save_state(dc, cpu_cond);
5027 gen_st_asi(cpu_val, cpu_addr, insn, 8);
5028 dc->npc = DYNAMIC_PC;
5029 break;
5030 #endif
5031 default:
5032 goto illegal_insn;
5033 }
5034 } else if (xop > 0x23 && xop < 0x28) {
5035 if (gen_trap_ifnofpu(dc, cpu_cond))
5036 goto jmp_insn;
5037 save_state(dc, cpu_cond);
5038 switch (xop) {
5039 case 0x24: /* stf, store fpreg */
5040 gen_address_mask(dc, cpu_addr);
5041 cpu_src1_32 = gen_load_fpr_F(dc, rd);
5042 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_src1_32);
5043 tcg_gen_qemu_st32(cpu_tmp0, cpu_addr, dc->mem_idx);
5044 break;
5045 case 0x25: /* stfsr, V9 stxfsr */
5046 #ifdef TARGET_SPARC64
5047 gen_address_mask(dc, cpu_addr);
5048 tcg_gen_ld_i64(cpu_tmp64, cpu_env, offsetof(CPUState, fsr));
5049 if (rd == 1)
5050 tcg_gen_qemu_st64(cpu_tmp64, cpu_addr, dc->mem_idx);
5051 else
5052 tcg_gen_qemu_st32(cpu_tmp64, cpu_addr, dc->mem_idx);
5053 #else
5054 tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUState, fsr));
5055 tcg_gen_qemu_st32(cpu_tmp32, cpu_addr, dc->mem_idx);
5056 #endif
5057 break;
5058 case 0x26:
5059 #ifdef TARGET_SPARC64
5060 /* V9 stqf, store quad fpreg */
5061 {
5062 TCGv_i32 r_const;
5063
5064 CHECK_FPU_FEATURE(dc, FLOAT128);
5065 gen_op_load_fpr_QT0(QFPREG(rd));
5066 r_const = tcg_const_i32(dc->mem_idx);
5067 gen_address_mask(dc, cpu_addr);
5068 gen_helper_stqf(cpu_addr, r_const);
5069 tcg_temp_free_i32(r_const);
5070 }
5071 break;
5072 #else /* !TARGET_SPARC64 */
5073 /* stdfq, store floating point queue */
5074 #if defined(CONFIG_USER_ONLY)
5075 goto illegal_insn;
5076 #else
5077 if (!supervisor(dc))
5078 goto priv_insn;
5079 if (gen_trap_ifnofpu(dc, cpu_cond))
5080 goto jmp_insn;
5081 goto nfq_insn;
5082 #endif
5083 #endif
5084 case 0x27: /* stdf, store double fpreg */
5085 gen_address_mask(dc, cpu_addr);
5086 cpu_src1_64 = gen_load_fpr_D(dc, rd);
5087 tcg_gen_qemu_st64(cpu_src1_64, cpu_addr, dc->mem_idx);
5088 break;
5089 default:
5090 goto illegal_insn;
5091 }
5092 } else if (xop > 0x33 && xop < 0x3f) {
5093 save_state(dc, cpu_cond);
5094 switch (xop) {
5095 #ifdef TARGET_SPARC64
5096 case 0x34: /* V9 stfa */
5097 if (gen_trap_ifnofpu(dc, cpu_cond)) {
5098 goto jmp_insn;
5099 }
5100 gen_stf_asi(cpu_addr, insn, 4, rd);
5101 break;
5102 case 0x36: /* V9 stqfa */
5103 {
5104 TCGv_i32 r_const;
5105
5106 CHECK_FPU_FEATURE(dc, FLOAT128);
5107 if (gen_trap_ifnofpu(dc, cpu_cond)) {
5108 goto jmp_insn;
5109 }
5110 r_const = tcg_const_i32(7);
5111 gen_helper_check_align(cpu_addr, r_const);
5112 tcg_temp_free_i32(r_const);
5113 gen_stf_asi(cpu_addr, insn, 16, QFPREG(rd));
5114 }
5115 break;
5116 case 0x37: /* V9 stdfa */
5117 if (gen_trap_ifnofpu(dc, cpu_cond)) {
5118 goto jmp_insn;
5119 }
5120 gen_stf_asi(cpu_addr, insn, 8, DFPREG(rd));
5121 break;
5122 case 0x3c: /* V9 casa */
5123 gen_cas_asi(cpu_val, cpu_addr, cpu_src2, insn, rd);
5124 gen_movl_TN_reg(rd, cpu_val);
5125 break;
5126 case 0x3e: /* V9 casxa */
5127 gen_casx_asi(cpu_val, cpu_addr, cpu_src2, insn, rd);
5128 gen_movl_TN_reg(rd, cpu_val);
5129 break;
5130 #else
5131 case 0x34: /* stc */
5132 case 0x35: /* stcsr */
5133 case 0x36: /* stdcq */
5134 case 0x37: /* stdc */
5135 goto ncp_insn;
5136 #endif
5137 default:
5138 goto illegal_insn;
5139 }
5140 } else
5141 goto illegal_insn;
5142 }
5143 break;
5144 }
5145 /* default case for non jump instructions */
5146 if (dc->npc == DYNAMIC_PC) {
5147 dc->pc = DYNAMIC_PC;
5148 gen_op_next_insn();
5149 } else if (dc->npc == JUMP_PC) {
5150 /* we can do a static jump */
5151 gen_branch2(dc, dc->jump_pc[0], dc->jump_pc[1], cpu_cond);
5152 dc->is_br = 1;
5153 } else {
5154 dc->pc = dc->npc;
5155 dc->npc = dc->npc + 4;
5156 }
5157 jmp_insn:
5158 goto egress;
5159 illegal_insn:
5160 {
5161 TCGv_i32 r_const;
5162
5163 save_state(dc, cpu_cond);
5164 r_const = tcg_const_i32(TT_ILL_INSN);
5165 gen_helper_raise_exception(cpu_env, r_const);
5166 tcg_temp_free_i32(r_const);
5167 dc->is_br = 1;
5168 }
5169 goto egress;
5170 unimp_flush:
5171 {
5172 TCGv_i32 r_const;
5173
5174 save_state(dc, cpu_cond);
5175 r_const = tcg_const_i32(TT_UNIMP_FLUSH);
5176 gen_helper_raise_exception(cpu_env, r_const);
5177 tcg_temp_free_i32(r_const);
5178 dc->is_br = 1;
5179 }
5180 goto egress;
5181 #if !defined(CONFIG_USER_ONLY)
5182 priv_insn:
5183 {
5184 TCGv_i32 r_const;
5185
5186 save_state(dc, cpu_cond);
5187 r_const = tcg_const_i32(TT_PRIV_INSN);
5188 gen_helper_raise_exception(cpu_env, r_const);
5189 tcg_temp_free_i32(r_const);
5190 dc->is_br = 1;
5191 }
5192 goto egress;
5193 #endif
5194 nfpu_insn:
5195 save_state(dc, cpu_cond);
5196 gen_op_fpexception_im(FSR_FTT_UNIMPFPOP);
5197 dc->is_br = 1;
5198 goto egress;
5199 #if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64)
5200 nfq_insn:
5201 save_state(dc, cpu_cond);
5202 gen_op_fpexception_im(FSR_FTT_SEQ_ERROR);
5203 dc->is_br = 1;
5204 goto egress;
5205 #endif
5206 #ifndef TARGET_SPARC64
5207 ncp_insn:
5208 {
5209 TCGv r_const;
5210
5211 save_state(dc, cpu_cond);
5212 r_const = tcg_const_i32(TT_NCP_INSN);
5213 gen_helper_raise_exception(cpu_env, r_const);
5214 tcg_temp_free(r_const);
5215 dc->is_br = 1;
5216 }
5217 goto egress;
5218 #endif
5219 egress:
5220 tcg_temp_free(cpu_tmp1);
5221 tcg_temp_free(cpu_tmp2);
5222 if (dc->n_t32 != 0) {
5223 int i;
5224 for (i = dc->n_t32 - 1; i >= 0; --i) {
5225 tcg_temp_free_i32(dc->t32[i]);
5226 }
5227 dc->n_t32 = 0;
5228 }
5229 }
5230
5231 static inline void gen_intermediate_code_internal(TranslationBlock * tb,
5232 int spc, CPUSPARCState *env)
5233 {
5234 target_ulong pc_start, last_pc;
5235 uint16_t *gen_opc_end;
5236 DisasContext dc1, *dc = &dc1;
5237 CPUBreakpoint *bp;
5238 int j, lj = -1;
5239 int num_insns;
5240 int max_insns;
5241
5242 memset(dc, 0, sizeof(DisasContext));
5243 dc->tb = tb;
5244 pc_start = tb->pc;
5245 dc->pc = pc_start;
5246 last_pc = dc->pc;
5247 dc->npc = (target_ulong) tb->cs_base;
5248 dc->cc_op = CC_OP_DYNAMIC;
5249 dc->mem_idx = cpu_mmu_index(env);
5250 dc->def = env->def;
5251 dc->fpu_enabled = tb_fpu_enabled(tb->flags);
5252 dc->address_mask_32bit = tb_am_enabled(tb->flags);
5253 dc->singlestep = (env->singlestep_enabled || singlestep);
5254 gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
5255
5256 cpu_tmp0 = tcg_temp_new();
5257 cpu_tmp32 = tcg_temp_new_i32();
5258 cpu_tmp64 = tcg_temp_new_i64();
5259
5260 cpu_dst = tcg_temp_local_new();
5261
5262 // loads and stores
5263 cpu_val = tcg_temp_local_new();
5264 cpu_addr = tcg_temp_local_new();
5265
5266 num_insns = 0;
5267 max_insns = tb->cflags & CF_COUNT_MASK;
5268 if (max_insns == 0)
5269 max_insns = CF_COUNT_MASK;
5270 gen_icount_start();
5271 do {
5272 if (unlikely(!QTAILQ_EMPTY(&env->breakpoints))) {
5273 QTAILQ_FOREACH(bp, &env->breakpoints, entry) {
5274 if (bp->pc == dc->pc) {
5275 if (dc->pc != pc_start)
5276 save_state(dc, cpu_cond);
5277 gen_helper_debug(cpu_env);
5278 tcg_gen_exit_tb(0);
5279 dc->is_br = 1;
5280 goto exit_gen_loop;
5281 }
5282 }
5283 }
5284 if (spc) {
5285 qemu_log("Search PC...\n");
5286 j = gen_opc_ptr - gen_opc_buf;
5287 if (lj < j) {
5288 lj++;
5289 while (lj < j)
5290 gen_opc_instr_start[lj++] = 0;
5291 gen_opc_pc[lj] = dc->pc;
5292 gen_opc_npc[lj] = dc->npc;
5293 gen_opc_instr_start[lj] = 1;
5294 gen_opc_icount[lj] = num_insns;
5295 }
5296 }
5297 if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
5298 gen_io_start();
5299 last_pc = dc->pc;
5300 disas_sparc_insn(dc);
5301 num_insns++;
5302
5303 if (dc->is_br)
5304 break;
5305 /* if the next PC is different, we abort now */
5306 if (dc->pc != (last_pc + 4))
5307 break;
5308 /* if we reach a page boundary, we stop generation so that the
5309 PC of a TT_TFAULT exception is always in the right page */
5310 if ((dc->pc & (TARGET_PAGE_SIZE - 1)) == 0)
5311 break;
5312 /* if single step mode, we generate only one instruction and
5313 generate an exception */
5314 if (dc->singlestep) {
5315 break;
5316 }
5317 } while ((gen_opc_ptr < gen_opc_end) &&
5318 (dc->pc - pc_start) < (TARGET_PAGE_SIZE - 32) &&
5319 num_insns < max_insns);
5320
5321 exit_gen_loop:
5322 tcg_temp_free(cpu_addr);
5323 tcg_temp_free(cpu_val);
5324 tcg_temp_free(cpu_dst);
5325 tcg_temp_free_i64(cpu_tmp64);
5326 tcg_temp_free_i32(cpu_tmp32);
5327 tcg_temp_free(cpu_tmp0);
5328
5329 if (tb->cflags & CF_LAST_IO)
5330 gen_io_end();
5331 if (!dc->is_br) {
5332 if (dc->pc != DYNAMIC_PC &&
5333 (dc->npc != DYNAMIC_PC && dc->npc != JUMP_PC)) {
5334 /* static PC and NPC: we can use direct chaining */
5335 gen_goto_tb(dc, 0, dc->pc, dc->npc);
5336 } else {
5337 if (dc->pc != DYNAMIC_PC)
5338 tcg_gen_movi_tl(cpu_pc, dc->pc);
5339 save_npc(dc, cpu_cond);
5340 tcg_gen_exit_tb(0);
5341 }
5342 }
5343 gen_icount_end(tb, num_insns);
5344 *gen_opc_ptr = INDEX_op_end;
5345 if (spc) {
5346 j = gen_opc_ptr - gen_opc_buf;
5347 lj++;
5348 while (lj <= j)
5349 gen_opc_instr_start[lj++] = 0;
5350 #if 0
5351 log_page_dump();
5352 #endif
5353 gen_opc_jump_pc[0] = dc->jump_pc[0];
5354 gen_opc_jump_pc[1] = dc->jump_pc[1];
5355 } else {
5356 tb->size = last_pc + 4 - pc_start;
5357 tb->icount = num_insns;
5358 }
5359 #ifdef DEBUG_DISAS
5360 if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
5361 qemu_log("--------------\n");
5362 qemu_log("IN: %s\n", lookup_symbol(pc_start));
5363 log_target_disas(pc_start, last_pc + 4 - pc_start, 0);
5364 qemu_log("\n");
5365 }
5366 #endif
5367 }
5368
5369 void gen_intermediate_code(CPUSPARCState * env, TranslationBlock * tb)
5370 {
5371 gen_intermediate_code_internal(tb, 0, env);
5372 }
5373
5374 void gen_intermediate_code_pc(CPUSPARCState * env, TranslationBlock * tb)
5375 {
5376 gen_intermediate_code_internal(tb, 1, env);
5377 }
5378
5379 void gen_intermediate_code_init(CPUSPARCState *env)
5380 {
5381 unsigned int i;
5382 static int inited;
5383 static const char * const gregnames[8] = {
5384 NULL, // g0 not used
5385 "g1",
5386 "g2",
5387 "g3",
5388 "g4",
5389 "g5",
5390 "g6",
5391 "g7",
5392 };
5393 static const char * const fregnames[32] = {
5394 "f0", "f2", "f4", "f6", "f8", "f10", "f12", "f14",
5395 "f16", "f18", "f20", "f22", "f24", "f26", "f28", "f30",
5396 "f32", "f34", "f36", "f38", "f40", "f42", "f44", "f46",
5397 "f48", "f50", "f52", "f54", "f56", "f58", "f60", "f62",
5398 };
5399
5400 /* init various static tables */
5401 if (!inited) {
5402 inited = 1;
5403
5404 cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
5405 cpu_regwptr = tcg_global_mem_new_ptr(TCG_AREG0,
5406 offsetof(CPUState, regwptr),
5407 "regwptr");
5408 #ifdef TARGET_SPARC64
5409 cpu_xcc = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, xcc),
5410 "xcc");
5411 cpu_asi = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, asi),
5412 "asi");
5413 cpu_fprs = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, fprs),
5414 "fprs");
5415 cpu_gsr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, gsr),
5416 "gsr");
5417 cpu_tick_cmpr = tcg_global_mem_new(TCG_AREG0,
5418 offsetof(CPUState, tick_cmpr),
5419 "tick_cmpr");
5420 cpu_stick_cmpr = tcg_global_mem_new(TCG_AREG0,
5421 offsetof(CPUState, stick_cmpr),
5422 "stick_cmpr");
5423 cpu_hstick_cmpr = tcg_global_mem_new(TCG_AREG0,
5424 offsetof(CPUState, hstick_cmpr),
5425 "hstick_cmpr");
5426 cpu_hintp = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, hintp),
5427 "hintp");
5428 cpu_htba = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, htba),
5429 "htba");
5430 cpu_hver = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, hver),
5431 "hver");
5432 cpu_ssr = tcg_global_mem_new(TCG_AREG0,
5433 offsetof(CPUState, ssr), "ssr");
5434 cpu_ver = tcg_global_mem_new(TCG_AREG0,
5435 offsetof(CPUState, version), "ver");
5436 cpu_softint = tcg_global_mem_new_i32(TCG_AREG0,
5437 offsetof(CPUState, softint),
5438 "softint");
5439 #else
5440 cpu_wim = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, wim),
5441 "wim");
5442 #endif
5443 cpu_cond = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, cond),
5444 "cond");
5445 cpu_cc_src = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, cc_src),
5446 "cc_src");
5447 cpu_cc_src2 = tcg_global_mem_new(TCG_AREG0,
5448 offsetof(CPUState, cc_src2),
5449 "cc_src2");
5450 cpu_cc_dst = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, cc_dst),
5451 "cc_dst");
5452 cpu_cc_op = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, cc_op),
5453 "cc_op");
5454 cpu_psr = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, psr),
5455 "psr");
5456 cpu_fsr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, fsr),
5457 "fsr");
5458 cpu_pc = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, pc),
5459 "pc");
5460 cpu_npc = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, npc),
5461 "npc");
5462 cpu_y = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, y), "y");
5463 #ifndef CONFIG_USER_ONLY
5464 cpu_tbr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, tbr),
5465 "tbr");
5466 #endif
5467 for (i = 1; i < 8; i++) {
5468 cpu_gregs[i] = tcg_global_mem_new(TCG_AREG0,
5469 offsetof(CPUState, gregs[i]),
5470 gregnames[i]);
5471 }
5472 for (i = 0; i < TARGET_DPREGS; i++) {
5473 cpu_fpr[i] = tcg_global_mem_new_i64(TCG_AREG0,
5474 offsetof(CPUState, fpr[i]),
5475 fregnames[i]);
5476 }
5477
5478 /* register helpers */
5479
5480 #define GEN_HELPER 2
5481 #include "helper.h"
5482 }
5483 }
5484
5485 void restore_state_to_opc(CPUState *env, TranslationBlock *tb, int pc_pos)
5486 {
5487 target_ulong npc;
5488 env->pc = gen_opc_pc[pc_pos];
5489 npc = gen_opc_npc[pc_pos];
5490 if (npc == 1) {
5491 /* dynamic NPC: already stored */
5492 } else if (npc == 2) {
5493 /* jump PC: use 'cond' and the jump targets of the translation */
5494 if (env->cond) {
5495 env->npc = gen_opc_jump_pc[0];
5496 } else {
5497 env->npc = gen_opc_jump_pc[1];
5498 }
5499 } else {
5500 env->npc = npc;
5501 }
5502
5503 /* flush pending conditional evaluations before exposing cpu state */
5504 if (CC_OP != CC_OP_FLAGS) {
5505 helper_compute_psr(env);
5506 }
5507 }
9p server code using virtio transport