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Monitor: Introduce cmd_new_ret()
[qemu/aliguori-queue.git] / target-sparc / translate.c
blob7e9f0cfe777bdff0faa25aa1953cd397a653e207
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 "exec-all.h"
29 #include "disas.h"
30 #include "helper.h"
31 #include "tcg-op.h"
32
33 #define GEN_HELPER 1
34 #include "helper.h"
35
36 #define DEBUG_DISAS
37
38 #define DYNAMIC_PC 1 /* dynamic pc value */
39 #define JUMP_PC 2 /* dynamic pc value which takes only two values
40 according to jump_pc[T2] */
41
42 /* global register indexes */
43 static TCGv_ptr cpu_env, cpu_regwptr;
44 static TCGv cpu_cc_src, cpu_cc_src2, cpu_cc_dst;
45 static TCGv_i32 cpu_cc_op;
46 static TCGv_i32 cpu_psr;
47 static TCGv cpu_fsr, cpu_pc, cpu_npc, cpu_gregs[8];
48 static TCGv cpu_y;
49 #ifndef CONFIG_USER_ONLY
50 static TCGv cpu_tbr;
51 #endif
52 static TCGv cpu_cond, cpu_src1, cpu_src2, cpu_dst, cpu_addr, cpu_val;
53 #ifdef TARGET_SPARC64
54 static TCGv_i32 cpu_xcc, cpu_asi, cpu_fprs;
55 static TCGv cpu_gsr;
56 static TCGv cpu_tick_cmpr, cpu_stick_cmpr, cpu_hstick_cmpr;
57 static TCGv cpu_hintp, cpu_htba, cpu_hver, cpu_ssr, cpu_ver;
58 static TCGv_i32 cpu_softint;
59 #else
60 static TCGv cpu_wim;
61 #endif
62 /* local register indexes (only used inside old micro ops) */
63 static TCGv cpu_tmp0;
64 static TCGv_i32 cpu_tmp32;
65 static TCGv_i64 cpu_tmp64;
66 /* Floating point registers */
67 static TCGv_i32 cpu_fpr[TARGET_FPREGS];
68
69 #include "gen-icount.h"
70
71 typedef struct DisasContext {
72 target_ulong pc; /* current Program Counter: integer or DYNAMIC_PC */
73 target_ulong npc; /* next PC: integer or DYNAMIC_PC or JUMP_PC */
74 target_ulong jump_pc[2]; /* used when JUMP_PC pc value is used */
75 int is_br;
76 int mem_idx;
77 int fpu_enabled;
78 int address_mask_32bit;
79 uint32_t cc_op; /* current CC operation */
80 struct TranslationBlock *tb;
81 sparc_def_t *def;
82 } DisasContext;
83
84 // This function uses non-native bit order
85 #define GET_FIELD(X, FROM, TO) \
86 ((X) >> (31 - (TO)) & ((1 << ((TO) - (FROM) + 1)) - 1))
87
88 // This function uses the order in the manuals, i.e. bit 0 is 2^0
89 #define GET_FIELD_SP(X, FROM, TO) \
90 GET_FIELD(X, 31 - (TO), 31 - (FROM))
91
92 #define GET_FIELDs(x,a,b) sign_extend (GET_FIELD(x,a,b), (b) - (a) + 1)
93 #define GET_FIELD_SPs(x,a,b) sign_extend (GET_FIELD_SP(x,a,b), ((b) - (a) + 1))
94
95 #ifdef TARGET_SPARC64
96 #define DFPREG(r) (((r & 1) << 5) | (r & 0x1e))
97 #define QFPREG(r) (((r & 1) << 5) | (r & 0x1c))
98 #else
99 #define DFPREG(r) (r & 0x1e)
100 #define QFPREG(r) (r & 0x1c)
101 #endif
102
103 #define UA2005_HTRAP_MASK 0xff
104 #define V8_TRAP_MASK 0x7f
105
106 static int sign_extend(int x, int len)
107 {
108 len = 32 - len;
109 return (x << len) >> len;
110 }
111
112 #define IS_IMM (insn & (1<<13))
113
114 /* floating point registers moves */
115 static void gen_op_load_fpr_DT0(unsigned int src)
116 {
117 tcg_gen_st_i32(cpu_fpr[src], cpu_env, offsetof(CPUSPARCState, dt0) +
118 offsetof(CPU_DoubleU, l.upper));
119 tcg_gen_st_i32(cpu_fpr[src + 1], cpu_env, offsetof(CPUSPARCState, dt0) +
120 offsetof(CPU_DoubleU, l.lower));
121 }
122
123 static void gen_op_load_fpr_DT1(unsigned int src)
124 {
125 tcg_gen_st_i32(cpu_fpr[src], cpu_env, offsetof(CPUSPARCState, dt1) +
126 offsetof(CPU_DoubleU, l.upper));
127 tcg_gen_st_i32(cpu_fpr[src + 1], cpu_env, offsetof(CPUSPARCState, dt1) +
128 offsetof(CPU_DoubleU, l.lower));
129 }
130
131 static void gen_op_store_DT0_fpr(unsigned int dst)
132 {
133 tcg_gen_ld_i32(cpu_fpr[dst], cpu_env, offsetof(CPUSPARCState, dt0) +
134 offsetof(CPU_DoubleU, l.upper));
135 tcg_gen_ld_i32(cpu_fpr[dst + 1], cpu_env, offsetof(CPUSPARCState, dt0) +
136 offsetof(CPU_DoubleU, l.lower));
137 }
138
139 static void gen_op_load_fpr_QT0(unsigned int src)
140 {
141 tcg_gen_st_i32(cpu_fpr[src], cpu_env, offsetof(CPUSPARCState, qt0) +
142 offsetof(CPU_QuadU, l.upmost));
143 tcg_gen_st_i32(cpu_fpr[src + 1], cpu_env, offsetof(CPUSPARCState, qt0) +
144 offsetof(CPU_QuadU, l.upper));
145 tcg_gen_st_i32(cpu_fpr[src + 2], cpu_env, offsetof(CPUSPARCState, qt0) +
146 offsetof(CPU_QuadU, l.lower));
147 tcg_gen_st_i32(cpu_fpr[src + 3], cpu_env, offsetof(CPUSPARCState, qt0) +
148 offsetof(CPU_QuadU, l.lowest));
149 }
150
151 static void gen_op_load_fpr_QT1(unsigned int src)
152 {
153 tcg_gen_st_i32(cpu_fpr[src], cpu_env, offsetof(CPUSPARCState, qt1) +
154 offsetof(CPU_QuadU, l.upmost));
155 tcg_gen_st_i32(cpu_fpr[src + 1], cpu_env, offsetof(CPUSPARCState, qt1) +
156 offsetof(CPU_QuadU, l.upper));
157 tcg_gen_st_i32(cpu_fpr[src + 2], cpu_env, offsetof(CPUSPARCState, qt1) +
158 offsetof(CPU_QuadU, l.lower));
159 tcg_gen_st_i32(cpu_fpr[src + 3], cpu_env, offsetof(CPUSPARCState, qt1) +
160 offsetof(CPU_QuadU, l.lowest));
161 }
162
163 static void gen_op_store_QT0_fpr(unsigned int dst)
164 {
165 tcg_gen_ld_i32(cpu_fpr[dst], cpu_env, offsetof(CPUSPARCState, qt0) +
166 offsetof(CPU_QuadU, l.upmost));
167 tcg_gen_ld_i32(cpu_fpr[dst + 1], cpu_env, offsetof(CPUSPARCState, qt0) +
168 offsetof(CPU_QuadU, l.upper));
169 tcg_gen_ld_i32(cpu_fpr[dst + 2], cpu_env, offsetof(CPUSPARCState, qt0) +
170 offsetof(CPU_QuadU, l.lower));
171 tcg_gen_ld_i32(cpu_fpr[dst + 3], cpu_env, offsetof(CPUSPARCState, qt0) +
172 offsetof(CPU_QuadU, l.lowest));
173 }
174
175 /* moves */
176 #ifdef CONFIG_USER_ONLY
177 #define supervisor(dc) 0
178 #ifdef TARGET_SPARC64
179 #define hypervisor(dc) 0
180 #endif
181 #else
182 #define supervisor(dc) (dc->mem_idx >= 1)
183 #ifdef TARGET_SPARC64
184 #define hypervisor(dc) (dc->mem_idx == 2)
185 #else
186 #endif
187 #endif
188
189 #ifdef TARGET_SPARC64
190 #ifndef TARGET_ABI32
191 #define AM_CHECK(dc) ((dc)->address_mask_32bit)
192 #else
193 #define AM_CHECK(dc) (1)
194 #endif
195 #endif
196
197 static inline void gen_address_mask(DisasContext *dc, TCGv addr)
198 {
199 #ifdef TARGET_SPARC64
200 if (AM_CHECK(dc))
201 tcg_gen_andi_tl(addr, addr, 0xffffffffULL);
202 #endif
203 }
204
205 static inline void gen_movl_reg_TN(int reg, TCGv tn)
206 {
207 if (reg == 0)
208 tcg_gen_movi_tl(tn, 0);
209 else if (reg < 8)
210 tcg_gen_mov_tl(tn, cpu_gregs[reg]);
211 else {
212 tcg_gen_ld_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong));
213 }
214 }
215
216 static inline void gen_movl_TN_reg(int reg, TCGv tn)
217 {
218 if (reg == 0)
219 return;
220 else if (reg < 8)
221 tcg_gen_mov_tl(cpu_gregs[reg], tn);
222 else {
223 tcg_gen_st_tl(tn, cpu_regwptr, (reg - 8) * sizeof(target_ulong));
224 }
225 }
226
227 static inline void gen_goto_tb(DisasContext *s, int tb_num,
228 target_ulong pc, target_ulong npc)
229 {
230 TranslationBlock *tb;
231
232 tb = s->tb;
233 if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) &&
234 (npc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK)) {
235 /* jump to same page: we can use a direct jump */
236 tcg_gen_goto_tb(tb_num);
237 tcg_gen_movi_tl(cpu_pc, pc);
238 tcg_gen_movi_tl(cpu_npc, npc);
239 tcg_gen_exit_tb((long)tb + tb_num);
240 } else {
241 /* jump to another page: currently not optimized */
242 tcg_gen_movi_tl(cpu_pc, pc);
243 tcg_gen_movi_tl(cpu_npc, npc);
244 tcg_gen_exit_tb(0);
245 }
246 }
247
248 // XXX suboptimal
249 static inline void gen_mov_reg_N(TCGv reg, TCGv_i32 src)
250 {
251 tcg_gen_extu_i32_tl(reg, src);
252 tcg_gen_shri_tl(reg, reg, PSR_NEG_SHIFT);
253 tcg_gen_andi_tl(reg, reg, 0x1);
254 }
255
256 static inline void gen_mov_reg_Z(TCGv reg, TCGv_i32 src)
257 {
258 tcg_gen_extu_i32_tl(reg, src);
259 tcg_gen_shri_tl(reg, reg, PSR_ZERO_SHIFT);
260 tcg_gen_andi_tl(reg, reg, 0x1);
261 }
262
263 static inline void gen_mov_reg_V(TCGv reg, TCGv_i32 src)
264 {
265 tcg_gen_extu_i32_tl(reg, src);
266 tcg_gen_shri_tl(reg, reg, PSR_OVF_SHIFT);
267 tcg_gen_andi_tl(reg, reg, 0x1);
268 }
269
270 static inline void gen_mov_reg_C(TCGv reg, TCGv_i32 src)
271 {
272 tcg_gen_extu_i32_tl(reg, src);
273 tcg_gen_shri_tl(reg, reg, PSR_CARRY_SHIFT);
274 tcg_gen_andi_tl(reg, reg, 0x1);
275 }
276
277 static inline void gen_add_tv(TCGv dst, TCGv src1, TCGv src2)
278 {
279 TCGv r_temp;
280 TCGv_i32 r_const;
281 int l1;
282
283 l1 = gen_new_label();
284
285 r_temp = tcg_temp_new();
286 tcg_gen_xor_tl(r_temp, src1, src2);
287 tcg_gen_not_tl(r_temp, r_temp);
288 tcg_gen_xor_tl(cpu_tmp0, src1, dst);
289 tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
290 tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 31));
291 tcg_gen_brcondi_tl(TCG_COND_EQ, r_temp, 0, l1);
292 r_const = tcg_const_i32(TT_TOVF);
293 gen_helper_raise_exception(r_const);
294 tcg_temp_free_i32(r_const);
295 gen_set_label(l1);
296 tcg_temp_free(r_temp);
297 }
298
299 static inline void gen_tag_tv(TCGv src1, TCGv src2)
300 {
301 int l1;
302 TCGv_i32 r_const;
303
304 l1 = gen_new_label();
305 tcg_gen_or_tl(cpu_tmp0, src1, src2);
306 tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x3);
307 tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, l1);
308 r_const = tcg_const_i32(TT_TOVF);
309 gen_helper_raise_exception(r_const);
310 tcg_temp_free_i32(r_const);
311 gen_set_label(l1);
312 }
313
314 static inline void gen_op_addi_cc(TCGv dst, TCGv src1, target_long src2)
315 {
316 tcg_gen_mov_tl(cpu_cc_src, src1);
317 tcg_gen_movi_tl(cpu_cc_src2, src2);
318 tcg_gen_addi_tl(cpu_cc_dst, cpu_cc_src, src2);
319 tcg_gen_mov_tl(dst, cpu_cc_dst);
320 }
321
322 static inline void gen_op_add_cc(TCGv dst, TCGv src1, TCGv src2)
323 {
324 tcg_gen_mov_tl(cpu_cc_src, src1);
325 tcg_gen_mov_tl(cpu_cc_src2, src2);
326 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
327 tcg_gen_mov_tl(dst, cpu_cc_dst);
328 }
329
330 static inline void gen_op_addxi_cc(TCGv dst, TCGv src1, target_long src2)
331 {
332 tcg_gen_mov_tl(cpu_cc_src, src1);
333 tcg_gen_movi_tl(cpu_cc_src2, src2);
334 gen_mov_reg_C(cpu_tmp0, cpu_psr);
335 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_tmp0);
336 tcg_gen_addi_tl(cpu_cc_dst, cpu_cc_dst, src2);
337 tcg_gen_mov_tl(dst, cpu_cc_dst);
338 }
339
340 static inline void gen_op_addx_cc(TCGv dst, TCGv src1, TCGv src2)
341 {
342 tcg_gen_mov_tl(cpu_cc_src, src1);
343 tcg_gen_mov_tl(cpu_cc_src2, src2);
344 gen_mov_reg_C(cpu_tmp0, cpu_psr);
345 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_tmp0);
346 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_dst, cpu_cc_src2);
347 tcg_gen_mov_tl(dst, cpu_cc_dst);
348 }
349
350 static inline void gen_op_tadd_cc(TCGv dst, TCGv src1, TCGv src2)
351 {
352 tcg_gen_mov_tl(cpu_cc_src, src1);
353 tcg_gen_mov_tl(cpu_cc_src2, src2);
354 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
355 tcg_gen_mov_tl(dst, cpu_cc_dst);
356 }
357
358 static inline void gen_op_tadd_ccTV(TCGv dst, TCGv src1, TCGv src2)
359 {
360 tcg_gen_mov_tl(cpu_cc_src, src1);
361 tcg_gen_mov_tl(cpu_cc_src2, src2);
362 gen_tag_tv(cpu_cc_src, cpu_cc_src2);
363 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
364 gen_add_tv(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
365 tcg_gen_mov_tl(dst, cpu_cc_dst);
366 }
367
368 static inline void gen_sub_tv(TCGv dst, TCGv src1, TCGv src2)
369 {
370 TCGv r_temp;
371 TCGv_i32 r_const;
372 int l1;
373
374 l1 = gen_new_label();
375
376 r_temp = tcg_temp_new();
377 tcg_gen_xor_tl(r_temp, src1, src2);
378 tcg_gen_xor_tl(cpu_tmp0, src1, dst);
379 tcg_gen_and_tl(r_temp, r_temp, cpu_tmp0);
380 tcg_gen_andi_tl(r_temp, r_temp, (1ULL << 31));
381 tcg_gen_brcondi_tl(TCG_COND_EQ, r_temp, 0, l1);
382 r_const = tcg_const_i32(TT_TOVF);
383 gen_helper_raise_exception(r_const);
384 tcg_temp_free_i32(r_const);
385 gen_set_label(l1);
386 tcg_temp_free(r_temp);
387 }
388
389 static inline void gen_op_subi_cc(TCGv dst, TCGv src1, target_long src2, DisasContext *dc)
390 {
391 tcg_gen_mov_tl(cpu_cc_src, src1);
392 tcg_gen_movi_tl(cpu_cc_src2, src2);
393 if (src2 == 0) {
394 tcg_gen_mov_tl(cpu_cc_dst, src1);
395 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
396 dc->cc_op = CC_OP_LOGIC;
397 } else {
398 tcg_gen_subi_tl(cpu_cc_dst, cpu_cc_src, src2);
399 tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUB);
400 dc->cc_op = CC_OP_SUB;
401 }
402 tcg_gen_mov_tl(dst, cpu_cc_dst);
403 }
404
405 static inline void gen_op_sub_cc(TCGv dst, TCGv src1, TCGv src2)
406 {
407 tcg_gen_mov_tl(cpu_cc_src, src1);
408 tcg_gen_mov_tl(cpu_cc_src2, src2);
409 tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
410 tcg_gen_mov_tl(dst, cpu_cc_dst);
411 }
412
413 static inline void gen_op_subxi_cc(TCGv dst, TCGv src1, target_long src2)
414 {
415 tcg_gen_mov_tl(cpu_cc_src, src1);
416 tcg_gen_movi_tl(cpu_cc_src2, src2);
417 gen_mov_reg_C(cpu_tmp0, cpu_psr);
418 tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_tmp0);
419 tcg_gen_subi_tl(cpu_cc_dst, cpu_cc_dst, src2);
420 tcg_gen_mov_tl(dst, cpu_cc_dst);
421 }
422
423 static inline void gen_op_subx_cc(TCGv dst, TCGv src1, TCGv src2)
424 {
425 tcg_gen_mov_tl(cpu_cc_src, src1);
426 tcg_gen_mov_tl(cpu_cc_src2, src2);
427 gen_mov_reg_C(cpu_tmp0, cpu_psr);
428 tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_tmp0);
429 tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_dst, cpu_cc_src2);
430 tcg_gen_mov_tl(dst, cpu_cc_dst);
431 }
432
433 static inline void gen_op_tsub_cc(TCGv dst, TCGv src1, TCGv src2)
434 {
435 tcg_gen_mov_tl(cpu_cc_src, src1);
436 tcg_gen_mov_tl(cpu_cc_src2, src2);
437 tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
438 tcg_gen_mov_tl(dst, cpu_cc_dst);
439 }
440
441 static inline void gen_op_tsub_ccTV(TCGv dst, TCGv src1, TCGv src2)
442 {
443 tcg_gen_mov_tl(cpu_cc_src, src1);
444 tcg_gen_mov_tl(cpu_cc_src2, src2);
445 gen_tag_tv(cpu_cc_src, cpu_cc_src2);
446 tcg_gen_sub_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
447 gen_sub_tv(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
448 tcg_gen_mov_tl(dst, cpu_cc_dst);
449 }
450
451 static inline void gen_op_mulscc(TCGv dst, TCGv src1, TCGv src2)
452 {
453 TCGv r_temp;
454 int l1;
455
456 l1 = gen_new_label();
457 r_temp = tcg_temp_new();
458
459 /* old op:
460 if (!(env->y & 1))
461 T1 = 0;
462 */
463 tcg_gen_andi_tl(cpu_cc_src, src1, 0xffffffff);
464 tcg_gen_andi_tl(r_temp, cpu_y, 0x1);
465 tcg_gen_andi_tl(cpu_cc_src2, src2, 0xffffffff);
466 tcg_gen_brcondi_tl(TCG_COND_NE, r_temp, 0, l1);
467 tcg_gen_movi_tl(cpu_cc_src2, 0);
468 gen_set_label(l1);
469
470 // b2 = T0 & 1;
471 // env->y = (b2 << 31) | (env->y >> 1);
472 tcg_gen_andi_tl(r_temp, cpu_cc_src, 0x1);
473 tcg_gen_shli_tl(r_temp, r_temp, 31);
474 tcg_gen_shri_tl(cpu_tmp0, cpu_y, 1);
475 tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0x7fffffff);
476 tcg_gen_or_tl(cpu_tmp0, cpu_tmp0, r_temp);
477 tcg_gen_andi_tl(cpu_y, cpu_tmp0, 0xffffffff);
478
479 // b1 = N ^ V;
480 gen_mov_reg_N(cpu_tmp0, cpu_psr);
481 gen_mov_reg_V(r_temp, cpu_psr);
482 tcg_gen_xor_tl(cpu_tmp0, cpu_tmp0, r_temp);
483 tcg_temp_free(r_temp);
484
485 // T0 = (b1 << 31) | (T0 >> 1);
486 // src1 = T0;
487 tcg_gen_shli_tl(cpu_tmp0, cpu_tmp0, 31);
488 tcg_gen_shri_tl(cpu_cc_src, cpu_cc_src, 1);
489 tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, cpu_tmp0);
490
491 tcg_gen_add_tl(cpu_cc_dst, cpu_cc_src, cpu_cc_src2);
492
493 tcg_gen_mov_tl(dst, cpu_cc_dst);
494 }
495
496 static inline void gen_op_umul(TCGv dst, TCGv src1, TCGv src2)
497 {
498 TCGv_i64 r_temp, r_temp2;
499
500 r_temp = tcg_temp_new_i64();
501 r_temp2 = tcg_temp_new_i64();
502
503 tcg_gen_extu_tl_i64(r_temp, src2);
504 tcg_gen_extu_tl_i64(r_temp2, src1);
505 tcg_gen_mul_i64(r_temp2, r_temp, r_temp2);
506
507 tcg_gen_shri_i64(r_temp, r_temp2, 32);
508 tcg_gen_trunc_i64_tl(cpu_tmp0, r_temp);
509 tcg_temp_free_i64(r_temp);
510 tcg_gen_andi_tl(cpu_y, cpu_tmp0, 0xffffffff);
511 #ifdef TARGET_SPARC64
512 tcg_gen_mov_i64(dst, r_temp2);
513 #else
514 tcg_gen_trunc_i64_tl(dst, r_temp2);
515 #endif
516 tcg_temp_free_i64(r_temp2);
517 }
518
519 static inline void gen_op_smul(TCGv dst, TCGv src1, TCGv src2)
520 {
521 TCGv_i64 r_temp, r_temp2;
522
523 r_temp = tcg_temp_new_i64();
524 r_temp2 = tcg_temp_new_i64();
525
526 tcg_gen_ext_tl_i64(r_temp, src2);
527 tcg_gen_ext_tl_i64(r_temp2, src1);
528 tcg_gen_mul_i64(r_temp2, r_temp, r_temp2);
529
530 tcg_gen_shri_i64(r_temp, r_temp2, 32);
531 tcg_gen_trunc_i64_tl(cpu_tmp0, r_temp);
532 tcg_temp_free_i64(r_temp);
533 tcg_gen_andi_tl(cpu_y, cpu_tmp0, 0xffffffff);
534 #ifdef TARGET_SPARC64
535 tcg_gen_mov_i64(dst, r_temp2);
536 #else
537 tcg_gen_trunc_i64_tl(dst, r_temp2);
538 #endif
539 tcg_temp_free_i64(r_temp2);
540 }
541
542 #ifdef TARGET_SPARC64
543 static inline void gen_trap_ifdivzero_tl(TCGv divisor)
544 {
545 TCGv_i32 r_const;
546 int l1;
547
548 l1 = gen_new_label();
549 tcg_gen_brcondi_tl(TCG_COND_NE, divisor, 0, l1);
550 r_const = tcg_const_i32(TT_DIV_ZERO);
551 gen_helper_raise_exception(r_const);
552 tcg_temp_free_i32(r_const);
553 gen_set_label(l1);
554 }
555
556 static inline void gen_op_sdivx(TCGv dst, TCGv src1, TCGv src2)
557 {
558 int l1, l2;
559
560 l1 = gen_new_label();
561 l2 = gen_new_label();
562 tcg_gen_mov_tl(cpu_cc_src, src1);
563 tcg_gen_mov_tl(cpu_cc_src2, src2);
564 gen_trap_ifdivzero_tl(cpu_cc_src2);
565 tcg_gen_brcondi_tl(TCG_COND_NE, cpu_cc_src, INT64_MIN, l1);
566 tcg_gen_brcondi_tl(TCG_COND_NE, cpu_cc_src2, -1, l1);
567 tcg_gen_movi_i64(dst, INT64_MIN);
568 tcg_gen_br(l2);
569 gen_set_label(l1);
570 tcg_gen_div_i64(dst, cpu_cc_src, cpu_cc_src2);
571 gen_set_label(l2);
572 }
573 #endif
574
575 // 1
576 static inline void gen_op_eval_ba(TCGv dst)
577 {
578 tcg_gen_movi_tl(dst, 1);
579 }
580
581 // Z
582 static inline void gen_op_eval_be(TCGv dst, TCGv_i32 src)
583 {
584 gen_mov_reg_Z(dst, src);
585 }
586
587 // Z | (N ^ V)
588 static inline void gen_op_eval_ble(TCGv dst, TCGv_i32 src)
589 {
590 gen_mov_reg_N(cpu_tmp0, src);
591 gen_mov_reg_V(dst, src);
592 tcg_gen_xor_tl(dst, dst, cpu_tmp0);
593 gen_mov_reg_Z(cpu_tmp0, src);
594 tcg_gen_or_tl(dst, dst, cpu_tmp0);
595 }
596
597 // N ^ V
598 static inline void gen_op_eval_bl(TCGv dst, TCGv_i32 src)
599 {
600 gen_mov_reg_V(cpu_tmp0, src);
601 gen_mov_reg_N(dst, src);
602 tcg_gen_xor_tl(dst, dst, cpu_tmp0);
603 }
604
605 // C | Z
606 static inline void gen_op_eval_bleu(TCGv dst, TCGv_i32 src)
607 {
608 gen_mov_reg_Z(cpu_tmp0, src);
609 gen_mov_reg_C(dst, src);
610 tcg_gen_or_tl(dst, dst, cpu_tmp0);
611 }
612
613 // C
614 static inline void gen_op_eval_bcs(TCGv dst, TCGv_i32 src)
615 {
616 gen_mov_reg_C(dst, src);
617 }
618
619 // V
620 static inline void gen_op_eval_bvs(TCGv dst, TCGv_i32 src)
621 {
622 gen_mov_reg_V(dst, src);
623 }
624
625 // 0
626 static inline void gen_op_eval_bn(TCGv dst)
627 {
628 tcg_gen_movi_tl(dst, 0);
629 }
630
631 // N
632 static inline void gen_op_eval_bneg(TCGv dst, TCGv_i32 src)
633 {
634 gen_mov_reg_N(dst, src);
635 }
636
637 // !Z
638 static inline void gen_op_eval_bne(TCGv dst, TCGv_i32 src)
639 {
640 gen_mov_reg_Z(dst, src);
641 tcg_gen_xori_tl(dst, dst, 0x1);
642 }
643
644 // !(Z | (N ^ V))
645 static inline void gen_op_eval_bg(TCGv dst, TCGv_i32 src)
646 {
647 gen_mov_reg_N(cpu_tmp0, src);
648 gen_mov_reg_V(dst, src);
649 tcg_gen_xor_tl(dst, dst, cpu_tmp0);
650 gen_mov_reg_Z(cpu_tmp0, src);
651 tcg_gen_or_tl(dst, dst, cpu_tmp0);
652 tcg_gen_xori_tl(dst, dst, 0x1);
653 }
654
655 // !(N ^ V)
656 static inline void gen_op_eval_bge(TCGv dst, TCGv_i32 src)
657 {
658 gen_mov_reg_V(cpu_tmp0, src);
659 gen_mov_reg_N(dst, src);
660 tcg_gen_xor_tl(dst, dst, cpu_tmp0);
661 tcg_gen_xori_tl(dst, dst, 0x1);
662 }
663
664 // !(C | Z)
665 static inline void gen_op_eval_bgu(TCGv dst, TCGv_i32 src)
666 {
667 gen_mov_reg_Z(cpu_tmp0, src);
668 gen_mov_reg_C(dst, src);
669 tcg_gen_or_tl(dst, dst, cpu_tmp0);
670 tcg_gen_xori_tl(dst, dst, 0x1);
671 }
672
673 // !C
674 static inline void gen_op_eval_bcc(TCGv dst, TCGv_i32 src)
675 {
676 gen_mov_reg_C(dst, src);
677 tcg_gen_xori_tl(dst, dst, 0x1);
678 }
679
680 // !N
681 static inline void gen_op_eval_bpos(TCGv dst, TCGv_i32 src)
682 {
683 gen_mov_reg_N(dst, src);
684 tcg_gen_xori_tl(dst, dst, 0x1);
685 }
686
687 // !V
688 static inline void gen_op_eval_bvc(TCGv dst, TCGv_i32 src)
689 {
690 gen_mov_reg_V(dst, src);
691 tcg_gen_xori_tl(dst, dst, 0x1);
692 }
693
694 /*
695 FPSR bit field FCC1 | FCC0:
696 0 =
697 1 <
698 2 >
699 3 unordered
700 */
701 static inline void gen_mov_reg_FCC0(TCGv reg, TCGv src,
702 unsigned int fcc_offset)
703 {
704 tcg_gen_shri_tl(reg, src, FSR_FCC0_SHIFT + fcc_offset);
705 tcg_gen_andi_tl(reg, reg, 0x1);
706 }
707
708 static inline void gen_mov_reg_FCC1(TCGv reg, TCGv src,
709 unsigned int fcc_offset)
710 {
711 tcg_gen_shri_tl(reg, src, FSR_FCC1_SHIFT + fcc_offset);
712 tcg_gen_andi_tl(reg, reg, 0x1);
713 }
714
715 // !0: FCC0 | FCC1
716 static inline void gen_op_eval_fbne(TCGv dst, TCGv src,
717 unsigned int fcc_offset)
718 {
719 gen_mov_reg_FCC0(dst, src, fcc_offset);
720 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
721 tcg_gen_or_tl(dst, dst, cpu_tmp0);
722 }
723
724 // 1 or 2: FCC0 ^ FCC1
725 static inline void gen_op_eval_fblg(TCGv dst, TCGv src,
726 unsigned int fcc_offset)
727 {
728 gen_mov_reg_FCC0(dst, src, fcc_offset);
729 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
730 tcg_gen_xor_tl(dst, dst, cpu_tmp0);
731 }
732
733 // 1 or 3: FCC0
734 static inline void gen_op_eval_fbul(TCGv dst, TCGv src,
735 unsigned int fcc_offset)
736 {
737 gen_mov_reg_FCC0(dst, src, fcc_offset);
738 }
739
740 // 1: FCC0 & !FCC1
741 static inline void gen_op_eval_fbl(TCGv dst, TCGv src,
742 unsigned int fcc_offset)
743 {
744 gen_mov_reg_FCC0(dst, src, fcc_offset);
745 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
746 tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1);
747 tcg_gen_and_tl(dst, dst, cpu_tmp0);
748 }
749
750 // 2 or 3: FCC1
751 static inline void gen_op_eval_fbug(TCGv dst, TCGv src,
752 unsigned int fcc_offset)
753 {
754 gen_mov_reg_FCC1(dst, src, fcc_offset);
755 }
756
757 // 2: !FCC0 & FCC1
758 static inline void gen_op_eval_fbg(TCGv dst, TCGv src,
759 unsigned int fcc_offset)
760 {
761 gen_mov_reg_FCC0(dst, src, fcc_offset);
762 tcg_gen_xori_tl(dst, dst, 0x1);
763 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
764 tcg_gen_and_tl(dst, dst, cpu_tmp0);
765 }
766
767 // 3: FCC0 & FCC1
768 static inline void gen_op_eval_fbu(TCGv dst, TCGv src,
769 unsigned int fcc_offset)
770 {
771 gen_mov_reg_FCC0(dst, src, fcc_offset);
772 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
773 tcg_gen_and_tl(dst, dst, cpu_tmp0);
774 }
775
776 // 0: !(FCC0 | FCC1)
777 static inline void gen_op_eval_fbe(TCGv dst, TCGv src,
778 unsigned int fcc_offset)
779 {
780 gen_mov_reg_FCC0(dst, src, fcc_offset);
781 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
782 tcg_gen_or_tl(dst, dst, cpu_tmp0);
783 tcg_gen_xori_tl(dst, dst, 0x1);
784 }
785
786 // 0 or 3: !(FCC0 ^ FCC1)
787 static inline void gen_op_eval_fbue(TCGv dst, TCGv src,
788 unsigned int fcc_offset)
789 {
790 gen_mov_reg_FCC0(dst, src, fcc_offset);
791 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
792 tcg_gen_xor_tl(dst, dst, cpu_tmp0);
793 tcg_gen_xori_tl(dst, dst, 0x1);
794 }
795
796 // 0 or 2: !FCC0
797 static inline void gen_op_eval_fbge(TCGv dst, TCGv src,
798 unsigned int fcc_offset)
799 {
800 gen_mov_reg_FCC0(dst, src, fcc_offset);
801 tcg_gen_xori_tl(dst, dst, 0x1);
802 }
803
804 // !1: !(FCC0 & !FCC1)
805 static inline void gen_op_eval_fbuge(TCGv dst, TCGv src,
806 unsigned int fcc_offset)
807 {
808 gen_mov_reg_FCC0(dst, src, fcc_offset);
809 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
810 tcg_gen_xori_tl(cpu_tmp0, cpu_tmp0, 0x1);
811 tcg_gen_and_tl(dst, dst, cpu_tmp0);
812 tcg_gen_xori_tl(dst, dst, 0x1);
813 }
814
815 // 0 or 1: !FCC1
816 static inline void gen_op_eval_fble(TCGv dst, TCGv src,
817 unsigned int fcc_offset)
818 {
819 gen_mov_reg_FCC1(dst, src, fcc_offset);
820 tcg_gen_xori_tl(dst, dst, 0x1);
821 }
822
823 // !2: !(!FCC0 & FCC1)
824 static inline void gen_op_eval_fbule(TCGv dst, TCGv src,
825 unsigned int fcc_offset)
826 {
827 gen_mov_reg_FCC0(dst, src, fcc_offset);
828 tcg_gen_xori_tl(dst, dst, 0x1);
829 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
830 tcg_gen_and_tl(dst, dst, cpu_tmp0);
831 tcg_gen_xori_tl(dst, dst, 0x1);
832 }
833
834 // !3: !(FCC0 & FCC1)
835 static inline void gen_op_eval_fbo(TCGv dst, TCGv src,
836 unsigned int fcc_offset)
837 {
838 gen_mov_reg_FCC0(dst, src, fcc_offset);
839 gen_mov_reg_FCC1(cpu_tmp0, src, fcc_offset);
840 tcg_gen_and_tl(dst, dst, cpu_tmp0);
841 tcg_gen_xori_tl(dst, dst, 0x1);
842 }
843
844 static inline void gen_branch2(DisasContext *dc, target_ulong pc1,
845 target_ulong pc2, TCGv r_cond)
846 {
847 int l1;
848
849 l1 = gen_new_label();
850
851 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
852
853 gen_goto_tb(dc, 0, pc1, pc1 + 4);
854
855 gen_set_label(l1);
856 gen_goto_tb(dc, 1, pc2, pc2 + 4);
857 }
858
859 static inline void gen_branch_a(DisasContext *dc, target_ulong pc1,
860 target_ulong pc2, TCGv r_cond)
861 {
862 int l1;
863
864 l1 = gen_new_label();
865
866 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
867
868 gen_goto_tb(dc, 0, pc2, pc1);
869
870 gen_set_label(l1);
871 gen_goto_tb(dc, 1, pc2 + 4, pc2 + 8);
872 }
873
874 static inline void gen_generic_branch(target_ulong npc1, target_ulong npc2,
875 TCGv r_cond)
876 {
877 int l1, l2;
878
879 l1 = gen_new_label();
880 l2 = gen_new_label();
881
882 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
883
884 tcg_gen_movi_tl(cpu_npc, npc1);
885 tcg_gen_br(l2);
886
887 gen_set_label(l1);
888 tcg_gen_movi_tl(cpu_npc, npc2);
889 gen_set_label(l2);
890 }
891
892 /* call this function before using the condition register as it may
893 have been set for a jump */
894 static inline void flush_cond(DisasContext *dc, TCGv cond)
895 {
896 if (dc->npc == JUMP_PC) {
897 gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
898 dc->npc = DYNAMIC_PC;
899 }
900 }
901
902 static inline void save_npc(DisasContext *dc, TCGv cond)
903 {
904 if (dc->npc == JUMP_PC) {
905 gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
906 dc->npc = DYNAMIC_PC;
907 } else if (dc->npc != DYNAMIC_PC) {
908 tcg_gen_movi_tl(cpu_npc, dc->npc);
909 }
910 }
911
912 static inline void save_state(DisasContext *dc, TCGv cond)
913 {
914 tcg_gen_movi_tl(cpu_pc, dc->pc);
915 /* flush pending conditional evaluations before exposing cpu state */
916 if (dc->cc_op != CC_OP_FLAGS) {
917 dc->cc_op = CC_OP_FLAGS;
918 gen_helper_compute_psr();
919 }
920 save_npc(dc, cond);
921 }
922
923 static inline void gen_mov_pc_npc(DisasContext *dc, TCGv cond)
924 {
925 if (dc->npc == JUMP_PC) {
926 gen_generic_branch(dc->jump_pc[0], dc->jump_pc[1], cond);
927 tcg_gen_mov_tl(cpu_pc, cpu_npc);
928 dc->pc = DYNAMIC_PC;
929 } else if (dc->npc == DYNAMIC_PC) {
930 tcg_gen_mov_tl(cpu_pc, cpu_npc);
931 dc->pc = DYNAMIC_PC;
932 } else {
933 dc->pc = dc->npc;
934 }
935 }
936
937 static inline void gen_op_next_insn(void)
938 {
939 tcg_gen_mov_tl(cpu_pc, cpu_npc);
940 tcg_gen_addi_tl(cpu_npc, cpu_npc, 4);
941 }
942
943 static inline void gen_cond(TCGv r_dst, unsigned int cc, unsigned int cond,
944 DisasContext *dc)
945 {
946 TCGv_i32 r_src;
947
948 #ifdef TARGET_SPARC64
949 if (cc)
950 r_src = cpu_xcc;
951 else
952 r_src = cpu_psr;
953 #else
954 r_src = cpu_psr;
955 #endif
956 switch (dc->cc_op) {
957 case CC_OP_FLAGS:
958 break;
959 default:
960 gen_helper_compute_psr();
961 dc->cc_op = CC_OP_FLAGS;
962 break;
963 }
964 switch (cond) {
965 case 0x0:
966 gen_op_eval_bn(r_dst);
967 break;
968 case 0x1:
969 gen_op_eval_be(r_dst, r_src);
970 break;
971 case 0x2:
972 gen_op_eval_ble(r_dst, r_src);
973 break;
974 case 0x3:
975 gen_op_eval_bl(r_dst, r_src);
976 break;
977 case 0x4:
978 gen_op_eval_bleu(r_dst, r_src);
979 break;
980 case 0x5:
981 gen_op_eval_bcs(r_dst, r_src);
982 break;
983 case 0x6:
984 gen_op_eval_bneg(r_dst, r_src);
985 break;
986 case 0x7:
987 gen_op_eval_bvs(r_dst, r_src);
988 break;
989 case 0x8:
990 gen_op_eval_ba(r_dst);
991 break;
992 case 0x9:
993 gen_op_eval_bne(r_dst, r_src);
994 break;
995 case 0xa:
996 gen_op_eval_bg(r_dst, r_src);
997 break;
998 case 0xb:
999 gen_op_eval_bge(r_dst, r_src);
1000 break;
1001 case 0xc:
1002 gen_op_eval_bgu(r_dst, r_src);
1003 break;
1004 case 0xd:
1005 gen_op_eval_bcc(r_dst, r_src);
1006 break;
1007 case 0xe:
1008 gen_op_eval_bpos(r_dst, r_src);
1009 break;
1010 case 0xf:
1011 gen_op_eval_bvc(r_dst, r_src);
1012 break;
1013 }
1014 }
1015
1016 static inline void gen_fcond(TCGv r_dst, unsigned int cc, unsigned int cond)
1017 {
1018 unsigned int offset;
1019
1020 switch (cc) {
1021 default:
1022 case 0x0:
1023 offset = 0;
1024 break;
1025 case 0x1:
1026 offset = 32 - 10;
1027 break;
1028 case 0x2:
1029 offset = 34 - 10;
1030 break;
1031 case 0x3:
1032 offset = 36 - 10;
1033 break;
1034 }
1035
1036 switch (cond) {
1037 case 0x0:
1038 gen_op_eval_bn(r_dst);
1039 break;
1040 case 0x1:
1041 gen_op_eval_fbne(r_dst, cpu_fsr, offset);
1042 break;
1043 case 0x2:
1044 gen_op_eval_fblg(r_dst, cpu_fsr, offset);
1045 break;
1046 case 0x3:
1047 gen_op_eval_fbul(r_dst, cpu_fsr, offset);
1048 break;
1049 case 0x4:
1050 gen_op_eval_fbl(r_dst, cpu_fsr, offset);
1051 break;
1052 case 0x5:
1053 gen_op_eval_fbug(r_dst, cpu_fsr, offset);
1054 break;
1055 case 0x6:
1056 gen_op_eval_fbg(r_dst, cpu_fsr, offset);
1057 break;
1058 case 0x7:
1059 gen_op_eval_fbu(r_dst, cpu_fsr, offset);
1060 break;
1061 case 0x8:
1062 gen_op_eval_ba(r_dst);
1063 break;
1064 case 0x9:
1065 gen_op_eval_fbe(r_dst, cpu_fsr, offset);
1066 break;
1067 case 0xa:
1068 gen_op_eval_fbue(r_dst, cpu_fsr, offset);
1069 break;
1070 case 0xb:
1071 gen_op_eval_fbge(r_dst, cpu_fsr, offset);
1072 break;
1073 case 0xc:
1074 gen_op_eval_fbuge(r_dst, cpu_fsr, offset);
1075 break;
1076 case 0xd:
1077 gen_op_eval_fble(r_dst, cpu_fsr, offset);
1078 break;
1079 case 0xe:
1080 gen_op_eval_fbule(r_dst, cpu_fsr, offset);
1081 break;
1082 case 0xf:
1083 gen_op_eval_fbo(r_dst, cpu_fsr, offset);
1084 break;
1085 }
1086 }
1087
1088 #ifdef TARGET_SPARC64
1089 // Inverted logic
1090 static const int gen_tcg_cond_reg[8] = {
1091 -1,
1092 TCG_COND_NE,
1093 TCG_COND_GT,
1094 TCG_COND_GE,
1095 -1,
1096 TCG_COND_EQ,
1097 TCG_COND_LE,
1098 TCG_COND_LT,
1099 };
1100
1101 static inline void gen_cond_reg(TCGv r_dst, int cond, TCGv r_src)
1102 {
1103 int l1;
1104
1105 l1 = gen_new_label();
1106 tcg_gen_movi_tl(r_dst, 0);
1107 tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], r_src, 0, l1);
1108 tcg_gen_movi_tl(r_dst, 1);
1109 gen_set_label(l1);
1110 }
1111 #endif
1112
1113 /* XXX: potentially incorrect if dynamic npc */
1114 static void do_branch(DisasContext *dc, int32_t offset, uint32_t insn, int cc,
1115 TCGv r_cond)
1116 {
1117 unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29));
1118 target_ulong target = dc->pc + offset;
1119
1120 if (cond == 0x0) {
1121 /* unconditional not taken */
1122 if (a) {
1123 dc->pc = dc->npc + 4;
1124 dc->npc = dc->pc + 4;
1125 } else {
1126 dc->pc = dc->npc;
1127 dc->npc = dc->pc + 4;
1128 }
1129 } else if (cond == 0x8) {
1130 /* unconditional taken */
1131 if (a) {
1132 dc->pc = target;
1133 dc->npc = dc->pc + 4;
1134 } else {
1135 dc->pc = dc->npc;
1136 dc->npc = target;
1137 tcg_gen_mov_tl(cpu_pc, cpu_npc);
1138 }
1139 } else {
1140 flush_cond(dc, r_cond);
1141 gen_cond(r_cond, cc, cond, dc);
1142 if (a) {
1143 gen_branch_a(dc, target, dc->npc, r_cond);
1144 dc->is_br = 1;
1145 } else {
1146 dc->pc = dc->npc;
1147 dc->jump_pc[0] = target;
1148 dc->jump_pc[1] = dc->npc + 4;
1149 dc->npc = JUMP_PC;
1150 }
1151 }
1152 }
1153
1154 /* XXX: potentially incorrect if dynamic npc */
1155 static void do_fbranch(DisasContext *dc, int32_t offset, uint32_t insn, int cc,
1156 TCGv r_cond)
1157 {
1158 unsigned int cond = GET_FIELD(insn, 3, 6), a = (insn & (1 << 29));
1159 target_ulong target = dc->pc + offset;
1160
1161 if (cond == 0x0) {
1162 /* unconditional not taken */
1163 if (a) {
1164 dc->pc = dc->npc + 4;
1165 dc->npc = dc->pc + 4;
1166 } else {
1167 dc->pc = dc->npc;
1168 dc->npc = dc->pc + 4;
1169 }
1170 } else if (cond == 0x8) {
1171 /* unconditional taken */
1172 if (a) {
1173 dc->pc = target;
1174 dc->npc = dc->pc + 4;
1175 } else {
1176 dc->pc = dc->npc;
1177 dc->npc = target;
1178 tcg_gen_mov_tl(cpu_pc, cpu_npc);
1179 }
1180 } else {
1181 flush_cond(dc, r_cond);
1182 gen_fcond(r_cond, cc, cond);
1183 if (a) {
1184 gen_branch_a(dc, target, dc->npc, r_cond);
1185 dc->is_br = 1;
1186 } else {
1187 dc->pc = dc->npc;
1188 dc->jump_pc[0] = target;
1189 dc->jump_pc[1] = dc->npc + 4;
1190 dc->npc = JUMP_PC;
1191 }
1192 }
1193 }
1194
1195 #ifdef TARGET_SPARC64
1196 /* XXX: potentially incorrect if dynamic npc */
1197 static void do_branch_reg(DisasContext *dc, int32_t offset, uint32_t insn,
1198 TCGv r_cond, TCGv r_reg)
1199 {
1200 unsigned int cond = GET_FIELD_SP(insn, 25, 27), a = (insn & (1 << 29));
1201 target_ulong target = dc->pc + offset;
1202
1203 flush_cond(dc, r_cond);
1204 gen_cond_reg(r_cond, cond, r_reg);
1205 if (a) {
1206 gen_branch_a(dc, target, dc->npc, r_cond);
1207 dc->is_br = 1;
1208 } else {
1209 dc->pc = dc->npc;
1210 dc->jump_pc[0] = target;
1211 dc->jump_pc[1] = dc->npc + 4;
1212 dc->npc = JUMP_PC;
1213 }
1214 }
1215
1216 static inline void gen_op_fcmps(int fccno, TCGv_i32 r_rs1, TCGv_i32 r_rs2)
1217 {
1218 switch (fccno) {
1219 case 0:
1220 gen_helper_fcmps(r_rs1, r_rs2);
1221 break;
1222 case 1:
1223 gen_helper_fcmps_fcc1(r_rs1, r_rs2);
1224 break;
1225 case 2:
1226 gen_helper_fcmps_fcc2(r_rs1, r_rs2);
1227 break;
1228 case 3:
1229 gen_helper_fcmps_fcc3(r_rs1, r_rs2);
1230 break;
1231 }
1232 }
1233
1234 static inline void gen_op_fcmpd(int fccno)
1235 {
1236 switch (fccno) {
1237 case 0:
1238 gen_helper_fcmpd();
1239 break;
1240 case 1:
1241 gen_helper_fcmpd_fcc1();
1242 break;
1243 case 2:
1244 gen_helper_fcmpd_fcc2();
1245 break;
1246 case 3:
1247 gen_helper_fcmpd_fcc3();
1248 break;
1249 }
1250 }
1251
1252 static inline void gen_op_fcmpq(int fccno)
1253 {
1254 switch (fccno) {
1255 case 0:
1256 gen_helper_fcmpq();
1257 break;
1258 case 1:
1259 gen_helper_fcmpq_fcc1();
1260 break;
1261 case 2:
1262 gen_helper_fcmpq_fcc2();
1263 break;
1264 case 3:
1265 gen_helper_fcmpq_fcc3();
1266 break;
1267 }
1268 }
1269
1270 static inline void gen_op_fcmpes(int fccno, TCGv_i32 r_rs1, TCGv_i32 r_rs2)
1271 {
1272 switch (fccno) {
1273 case 0:
1274 gen_helper_fcmpes(r_rs1, r_rs2);
1275 break;
1276 case 1:
1277 gen_helper_fcmpes_fcc1(r_rs1, r_rs2);
1278 break;
1279 case 2:
1280 gen_helper_fcmpes_fcc2(r_rs1, r_rs2);
1281 break;
1282 case 3:
1283 gen_helper_fcmpes_fcc3(r_rs1, r_rs2);
1284 break;
1285 }
1286 }
1287
1288 static inline void gen_op_fcmped(int fccno)
1289 {
1290 switch (fccno) {
1291 case 0:
1292 gen_helper_fcmped();
1293 break;
1294 case 1:
1295 gen_helper_fcmped_fcc1();
1296 break;
1297 case 2:
1298 gen_helper_fcmped_fcc2();
1299 break;
1300 case 3:
1301 gen_helper_fcmped_fcc3();
1302 break;
1303 }
1304 }
1305
1306 static inline void gen_op_fcmpeq(int fccno)
1307 {
1308 switch (fccno) {
1309 case 0:
1310 gen_helper_fcmpeq();
1311 break;
1312 case 1:
1313 gen_helper_fcmpeq_fcc1();
1314 break;
1315 case 2:
1316 gen_helper_fcmpeq_fcc2();
1317 break;
1318 case 3:
1319 gen_helper_fcmpeq_fcc3();
1320 break;
1321 }
1322 }
1323
1324 #else
1325
1326 static inline void gen_op_fcmps(int fccno, TCGv r_rs1, TCGv r_rs2)
1327 {
1328 gen_helper_fcmps(r_rs1, r_rs2);
1329 }
1330
1331 static inline void gen_op_fcmpd(int fccno)
1332 {
1333 gen_helper_fcmpd();
1334 }
1335
1336 static inline void gen_op_fcmpq(int fccno)
1337 {
1338 gen_helper_fcmpq();
1339 }
1340
1341 static inline void gen_op_fcmpes(int fccno, TCGv r_rs1, TCGv r_rs2)
1342 {
1343 gen_helper_fcmpes(r_rs1, r_rs2);
1344 }
1345
1346 static inline void gen_op_fcmped(int fccno)
1347 {
1348 gen_helper_fcmped();
1349 }
1350
1351 static inline void gen_op_fcmpeq(int fccno)
1352 {
1353 gen_helper_fcmpeq();
1354 }
1355 #endif
1356
1357 static inline void gen_op_fpexception_im(int fsr_flags)
1358 {
1359 TCGv_i32 r_const;
1360
1361 tcg_gen_andi_tl(cpu_fsr, cpu_fsr, FSR_FTT_NMASK);
1362 tcg_gen_ori_tl(cpu_fsr, cpu_fsr, fsr_flags);
1363 r_const = tcg_const_i32(TT_FP_EXCP);
1364 gen_helper_raise_exception(r_const);
1365 tcg_temp_free_i32(r_const);
1366 }
1367
1368 static int gen_trap_ifnofpu(DisasContext *dc, TCGv r_cond)
1369 {
1370 #if !defined(CONFIG_USER_ONLY)
1371 if (!dc->fpu_enabled) {
1372 TCGv_i32 r_const;
1373
1374 save_state(dc, r_cond);
1375 r_const = tcg_const_i32(TT_NFPU_INSN);
1376 gen_helper_raise_exception(r_const);
1377 tcg_temp_free_i32(r_const);
1378 dc->is_br = 1;
1379 return 1;
1380 }
1381 #endif
1382 return 0;
1383 }
1384
1385 static inline void gen_op_clear_ieee_excp_and_FTT(void)
1386 {
1387 tcg_gen_andi_tl(cpu_fsr, cpu_fsr, FSR_FTT_CEXC_NMASK);
1388 }
1389
1390 static inline void gen_clear_float_exceptions(void)
1391 {
1392 gen_helper_clear_float_exceptions();
1393 }
1394
1395 /* asi moves */
1396 #ifdef TARGET_SPARC64
1397 static inline TCGv_i32 gen_get_asi(int insn, TCGv r_addr)
1398 {
1399 int asi;
1400 TCGv_i32 r_asi;
1401
1402 if (IS_IMM) {
1403 r_asi = tcg_temp_new_i32();
1404 tcg_gen_mov_i32(r_asi, cpu_asi);
1405 } else {
1406 asi = GET_FIELD(insn, 19, 26);
1407 r_asi = tcg_const_i32(asi);
1408 }
1409 return r_asi;
1410 }
1411
1412 static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size,
1413 int sign)
1414 {
1415 TCGv_i32 r_asi, r_size, r_sign;
1416
1417 r_asi = gen_get_asi(insn, addr);
1418 r_size = tcg_const_i32(size);
1419 r_sign = tcg_const_i32(sign);
1420 gen_helper_ld_asi(dst, addr, r_asi, r_size, r_sign);
1421 tcg_temp_free_i32(r_sign);
1422 tcg_temp_free_i32(r_size);
1423 tcg_temp_free_i32(r_asi);
1424 }
1425
1426 static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size)
1427 {
1428 TCGv_i32 r_asi, r_size;
1429
1430 r_asi = gen_get_asi(insn, addr);
1431 r_size = tcg_const_i32(size);
1432 gen_helper_st_asi(addr, src, r_asi, r_size);
1433 tcg_temp_free_i32(r_size);
1434 tcg_temp_free_i32(r_asi);
1435 }
1436
1437 static inline void gen_ldf_asi(TCGv addr, int insn, int size, int rd)
1438 {
1439 TCGv_i32 r_asi, r_size, r_rd;
1440
1441 r_asi = gen_get_asi(insn, addr);
1442 r_size = tcg_const_i32(size);
1443 r_rd = tcg_const_i32(rd);
1444 gen_helper_ldf_asi(addr, r_asi, r_size, r_rd);
1445 tcg_temp_free_i32(r_rd);
1446 tcg_temp_free_i32(r_size);
1447 tcg_temp_free_i32(r_asi);
1448 }
1449
1450 static inline void gen_stf_asi(TCGv addr, int insn, int size, int rd)
1451 {
1452 TCGv_i32 r_asi, r_size, r_rd;
1453
1454 r_asi = gen_get_asi(insn, addr);
1455 r_size = tcg_const_i32(size);
1456 r_rd = tcg_const_i32(rd);
1457 gen_helper_stf_asi(addr, r_asi, r_size, r_rd);
1458 tcg_temp_free_i32(r_rd);
1459 tcg_temp_free_i32(r_size);
1460 tcg_temp_free_i32(r_asi);
1461 }
1462
1463 static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn)
1464 {
1465 TCGv_i32 r_asi, r_size, r_sign;
1466
1467 r_asi = gen_get_asi(insn, addr);
1468 r_size = tcg_const_i32(4);
1469 r_sign = tcg_const_i32(0);
1470 gen_helper_ld_asi(cpu_tmp64, addr, r_asi, r_size, r_sign);
1471 tcg_temp_free_i32(r_sign);
1472 gen_helper_st_asi(addr, dst, r_asi, r_size);
1473 tcg_temp_free_i32(r_size);
1474 tcg_temp_free_i32(r_asi);
1475 tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
1476 }
1477
1478 static inline void gen_ldda_asi(TCGv hi, TCGv addr, int insn, int rd)
1479 {
1480 TCGv_i32 r_asi, r_rd;
1481
1482 r_asi = gen_get_asi(insn, addr);
1483 r_rd = tcg_const_i32(rd);
1484 gen_helper_ldda_asi(addr, r_asi, r_rd);
1485 tcg_temp_free_i32(r_rd);
1486 tcg_temp_free_i32(r_asi);
1487 }
1488
1489 static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd)
1490 {
1491 TCGv_i32 r_asi, r_size;
1492
1493 gen_movl_reg_TN(rd + 1, cpu_tmp0);
1494 tcg_gen_concat_tl_i64(cpu_tmp64, cpu_tmp0, hi);
1495 r_asi = gen_get_asi(insn, addr);
1496 r_size = tcg_const_i32(8);
1497 gen_helper_st_asi(addr, cpu_tmp64, r_asi, r_size);
1498 tcg_temp_free_i32(r_size);
1499 tcg_temp_free_i32(r_asi);
1500 }
1501
1502 static inline void gen_cas_asi(TCGv dst, TCGv addr, TCGv val2, int insn,
1503 int rd)
1504 {
1505 TCGv r_val1;
1506 TCGv_i32 r_asi;
1507
1508 r_val1 = tcg_temp_new();
1509 gen_movl_reg_TN(rd, r_val1);
1510 r_asi = gen_get_asi(insn, addr);
1511 gen_helper_cas_asi(dst, addr, r_val1, val2, r_asi);
1512 tcg_temp_free_i32(r_asi);
1513 tcg_temp_free(r_val1);
1514 }
1515
1516 static inline void gen_casx_asi(TCGv dst, TCGv addr, TCGv val2, int insn,
1517 int rd)
1518 {
1519 TCGv_i32 r_asi;
1520
1521 gen_movl_reg_TN(rd, cpu_tmp64);
1522 r_asi = gen_get_asi(insn, addr);
1523 gen_helper_casx_asi(dst, addr, cpu_tmp64, val2, r_asi);
1524 tcg_temp_free_i32(r_asi);
1525 }
1526
1527 #elif !defined(CONFIG_USER_ONLY)
1528
1529 static inline void gen_ld_asi(TCGv dst, TCGv addr, int insn, int size,
1530 int sign)
1531 {
1532 TCGv_i32 r_asi, r_size, r_sign;
1533
1534 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
1535 r_size = tcg_const_i32(size);
1536 r_sign = tcg_const_i32(sign);
1537 gen_helper_ld_asi(cpu_tmp64, addr, r_asi, r_size, r_sign);
1538 tcg_temp_free(r_sign);
1539 tcg_temp_free(r_size);
1540 tcg_temp_free(r_asi);
1541 tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
1542 }
1543
1544 static inline void gen_st_asi(TCGv src, TCGv addr, int insn, int size)
1545 {
1546 TCGv_i32 r_asi, r_size;
1547
1548 tcg_gen_extu_tl_i64(cpu_tmp64, src);
1549 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
1550 r_size = tcg_const_i32(size);
1551 gen_helper_st_asi(addr, cpu_tmp64, r_asi, r_size);
1552 tcg_temp_free(r_size);
1553 tcg_temp_free(r_asi);
1554 }
1555
1556 static inline void gen_swap_asi(TCGv dst, TCGv addr, int insn)
1557 {
1558 TCGv_i32 r_asi, r_size, r_sign;
1559 TCGv_i64 r_val;
1560
1561 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
1562 r_size = tcg_const_i32(4);
1563 r_sign = tcg_const_i32(0);
1564 gen_helper_ld_asi(cpu_tmp64, addr, r_asi, r_size, r_sign);
1565 tcg_temp_free(r_sign);
1566 r_val = tcg_temp_new_i64();
1567 tcg_gen_extu_tl_i64(r_val, dst);
1568 gen_helper_st_asi(addr, r_val, r_asi, r_size);
1569 tcg_temp_free_i64(r_val);
1570 tcg_temp_free(r_size);
1571 tcg_temp_free(r_asi);
1572 tcg_gen_trunc_i64_tl(dst, cpu_tmp64);
1573 }
1574
1575 static inline void gen_ldda_asi(TCGv hi, TCGv addr, int insn, int rd)
1576 {
1577 TCGv_i32 r_asi, r_size, r_sign;
1578
1579 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
1580 r_size = tcg_const_i32(8);
1581 r_sign = tcg_const_i32(0);
1582 gen_helper_ld_asi(cpu_tmp64, addr, r_asi, r_size, r_sign);
1583 tcg_temp_free(r_sign);
1584 tcg_temp_free(r_size);
1585 tcg_temp_free(r_asi);
1586 tcg_gen_trunc_i64_tl(cpu_tmp0, cpu_tmp64);
1587 gen_movl_TN_reg(rd + 1, cpu_tmp0);
1588 tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32);
1589 tcg_gen_trunc_i64_tl(hi, cpu_tmp64);
1590 gen_movl_TN_reg(rd, hi);
1591 }
1592
1593 static inline void gen_stda_asi(TCGv hi, TCGv addr, int insn, int rd)
1594 {
1595 TCGv_i32 r_asi, r_size;
1596
1597 gen_movl_reg_TN(rd + 1, cpu_tmp0);
1598 tcg_gen_concat_tl_i64(cpu_tmp64, cpu_tmp0, hi);
1599 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
1600 r_size = tcg_const_i32(8);
1601 gen_helper_st_asi(addr, cpu_tmp64, r_asi, r_size);
1602 tcg_temp_free(r_size);
1603 tcg_temp_free(r_asi);
1604 }
1605 #endif
1606
1607 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
1608 static inline void gen_ldstub_asi(TCGv dst, TCGv addr, int insn)
1609 {
1610 TCGv_i64 r_val;
1611 TCGv_i32 r_asi, r_size;
1612
1613 gen_ld_asi(dst, addr, insn, 1, 0);
1614
1615 r_val = tcg_const_i64(0xffULL);
1616 r_asi = tcg_const_i32(GET_FIELD(insn, 19, 26));
1617 r_size = tcg_const_i32(1);
1618 gen_helper_st_asi(addr, r_val, r_asi, r_size);
1619 tcg_temp_free_i32(r_size);
1620 tcg_temp_free_i32(r_asi);
1621 tcg_temp_free_i64(r_val);
1622 }
1623 #endif
1624
1625 static inline TCGv get_src1(unsigned int insn, TCGv def)
1626 {
1627 TCGv r_rs1 = def;
1628 unsigned int rs1;
1629
1630 rs1 = GET_FIELD(insn, 13, 17);
1631 if (rs1 == 0)
1632 r_rs1 = tcg_const_tl(0); // XXX how to free?
1633 else if (rs1 < 8)
1634 r_rs1 = cpu_gregs[rs1];
1635 else
1636 tcg_gen_ld_tl(def, cpu_regwptr, (rs1 - 8) * sizeof(target_ulong));
1637 return r_rs1;
1638 }
1639
1640 static inline TCGv get_src2(unsigned int insn, TCGv def)
1641 {
1642 TCGv r_rs2 = def;
1643
1644 if (IS_IMM) { /* immediate */
1645 target_long simm;
1646
1647 simm = GET_FIELDs(insn, 19, 31);
1648 r_rs2 = tcg_const_tl(simm); // XXX how to free?
1649 } else { /* register */
1650 unsigned int rs2;
1651
1652 rs2 = GET_FIELD(insn, 27, 31);
1653 if (rs2 == 0)
1654 r_rs2 = tcg_const_tl(0); // XXX how to free?
1655 else if (rs2 < 8)
1656 r_rs2 = cpu_gregs[rs2];
1657 else
1658 tcg_gen_ld_tl(def, cpu_regwptr, (rs2 - 8) * sizeof(target_ulong));
1659 }
1660 return r_rs2;
1661 }
1662
1663 #ifdef TARGET_SPARC64
1664 static inline void gen_load_trap_state_at_tl(TCGv_ptr r_tsptr, TCGv_ptr cpu_env)
1665 {
1666 TCGv r_tl = tcg_temp_new();
1667
1668 /* load env->tl into r_tl */
1669 {
1670 TCGv_i32 r_tl_tmp = tcg_temp_new_i32();
1671 tcg_gen_ld_i32(r_tl_tmp, cpu_env, offsetof(CPUSPARCState, tl));
1672 tcg_gen_ext_i32_tl(r_tl, r_tl_tmp);
1673 tcg_temp_free_i32(r_tl_tmp);
1674 }
1675
1676 /* tl = [0 ... MAXTL_MASK] where MAXTL_MASK must be power of 2 */
1677 tcg_gen_andi_tl(r_tl, r_tl, MAXTL_MASK);
1678
1679 /* calculate offset to current trap state from env->ts, reuse r_tl */
1680 tcg_gen_muli_tl(r_tl, r_tl, sizeof (trap_state));
1681 tcg_gen_addi_ptr(r_tsptr, cpu_env, offsetof(CPUState, ts));
1682
1683 /* tsptr = env->ts[env->tl & MAXTL_MASK] */
1684 tcg_gen_add_ptr(r_tsptr, r_tsptr, r_tl);
1685
1686 tcg_temp_free(r_tl);
1687 }
1688 #endif
1689
1690 #define CHECK_IU_FEATURE(dc, FEATURE) \
1691 if (!((dc)->def->features & CPU_FEATURE_ ## FEATURE)) \
1692 goto illegal_insn;
1693 #define CHECK_FPU_FEATURE(dc, FEATURE) \
1694 if (!((dc)->def->features & CPU_FEATURE_ ## FEATURE)) \
1695 goto nfpu_insn;
1696
1697 /* before an instruction, dc->pc must be static */
1698 static void disas_sparc_insn(DisasContext * dc)
1699 {
1700 unsigned int insn, opc, rs1, rs2, rd;
1701 target_long simm;
1702
1703 if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP)))
1704 tcg_gen_debug_insn_start(dc->pc);
1705 insn = ldl_code(dc->pc);
1706 opc = GET_FIELD(insn, 0, 1);
1707
1708 rd = GET_FIELD(insn, 2, 6);
1709
1710 cpu_src1 = tcg_temp_new(); // const
1711 cpu_src2 = tcg_temp_new(); // const
1712
1713 switch (opc) {
1714 case 0: /* branches/sethi */
1715 {
1716 unsigned int xop = GET_FIELD(insn, 7, 9);
1717 int32_t target;
1718 switch (xop) {
1719 #ifdef TARGET_SPARC64
1720 case 0x1: /* V9 BPcc */
1721 {
1722 int cc;
1723
1724 target = GET_FIELD_SP(insn, 0, 18);
1725 target = sign_extend(target, 18);
1726 target <<= 2;
1727 cc = GET_FIELD_SP(insn, 20, 21);
1728 if (cc == 0)
1729 do_branch(dc, target, insn, 0, cpu_cond);
1730 else if (cc == 2)
1731 do_branch(dc, target, insn, 1, cpu_cond);
1732 else
1733 goto illegal_insn;
1734 goto jmp_insn;
1735 }
1736 case 0x3: /* V9 BPr */
1737 {
1738 target = GET_FIELD_SP(insn, 0, 13) |
1739 (GET_FIELD_SP(insn, 20, 21) << 14);
1740 target = sign_extend(target, 16);
1741 target <<= 2;
1742 cpu_src1 = get_src1(insn, cpu_src1);
1743 do_branch_reg(dc, target, insn, cpu_cond, cpu_src1);
1744 goto jmp_insn;
1745 }
1746 case 0x5: /* V9 FBPcc */
1747 {
1748 int cc = GET_FIELD_SP(insn, 20, 21);
1749 if (gen_trap_ifnofpu(dc, cpu_cond))
1750 goto jmp_insn;
1751 target = GET_FIELD_SP(insn, 0, 18);
1752 target = sign_extend(target, 19);
1753 target <<= 2;
1754 do_fbranch(dc, target, insn, cc, cpu_cond);
1755 goto jmp_insn;
1756 }
1757 #else
1758 case 0x7: /* CBN+x */
1759 {
1760 goto ncp_insn;
1761 }
1762 #endif
1763 case 0x2: /* BN+x */
1764 {
1765 target = GET_FIELD(insn, 10, 31);
1766 target = sign_extend(target, 22);
1767 target <<= 2;
1768 do_branch(dc, target, insn, 0, cpu_cond);
1769 goto jmp_insn;
1770 }
1771 case 0x6: /* FBN+x */
1772 {
1773 if (gen_trap_ifnofpu(dc, cpu_cond))
1774 goto jmp_insn;
1775 target = GET_FIELD(insn, 10, 31);
1776 target = sign_extend(target, 22);
1777 target <<= 2;
1778 do_fbranch(dc, target, insn, 0, cpu_cond);
1779 goto jmp_insn;
1780 }
1781 case 0x4: /* SETHI */
1782 if (rd) { // nop
1783 uint32_t value = GET_FIELD(insn, 10, 31);
1784 TCGv r_const;
1785
1786 r_const = tcg_const_tl(value << 10);
1787 gen_movl_TN_reg(rd, r_const);
1788 tcg_temp_free(r_const);
1789 }
1790 break;
1791 case 0x0: /* UNIMPL */
1792 default:
1793 goto illegal_insn;
1794 }
1795 break;
1796 }
1797 break;
1798 case 1: /*CALL*/
1799 {
1800 target_long target = GET_FIELDs(insn, 2, 31) << 2;
1801 TCGv r_const;
1802
1803 r_const = tcg_const_tl(dc->pc);
1804 gen_movl_TN_reg(15, r_const);
1805 tcg_temp_free(r_const);
1806 target += dc->pc;
1807 gen_mov_pc_npc(dc, cpu_cond);
1808 dc->npc = target;
1809 }
1810 goto jmp_insn;
1811 case 2: /* FPU & Logical Operations */
1812 {
1813 unsigned int xop = GET_FIELD(insn, 7, 12);
1814 if (xop == 0x3a) { /* generate trap */
1815 int cond;
1816
1817 cpu_src1 = get_src1(insn, cpu_src1);
1818 if (IS_IMM) {
1819 rs2 = GET_FIELD(insn, 25, 31);
1820 tcg_gen_addi_tl(cpu_dst, cpu_src1, rs2);
1821 } else {
1822 rs2 = GET_FIELD(insn, 27, 31);
1823 if (rs2 != 0) {
1824 gen_movl_reg_TN(rs2, cpu_src2);
1825 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
1826 } else
1827 tcg_gen_mov_tl(cpu_dst, cpu_src1);
1828 }
1829 cond = GET_FIELD(insn, 3, 6);
1830 if (cond == 0x8) {
1831 save_state(dc, cpu_cond);
1832 if ((dc->def->features & CPU_FEATURE_HYPV) &&
1833 supervisor(dc))
1834 tcg_gen_andi_tl(cpu_dst, cpu_dst, UA2005_HTRAP_MASK);
1835 else
1836 tcg_gen_andi_tl(cpu_dst, cpu_dst, V8_TRAP_MASK);
1837 tcg_gen_addi_tl(cpu_dst, cpu_dst, TT_TRAP);
1838 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
1839 gen_helper_raise_exception(cpu_tmp32);
1840 } else if (cond != 0) {
1841 TCGv r_cond = tcg_temp_new();
1842 int l1;
1843 #ifdef TARGET_SPARC64
1844 /* V9 icc/xcc */
1845 int cc = GET_FIELD_SP(insn, 11, 12);
1846
1847 save_state(dc, cpu_cond);
1848 if (cc == 0)
1849 gen_cond(r_cond, 0, cond, dc);
1850 else if (cc == 2)
1851 gen_cond(r_cond, 1, cond, dc);
1852 else
1853 goto illegal_insn;
1854 #else
1855 save_state(dc, cpu_cond);
1856 gen_cond(r_cond, 0, cond, dc);
1857 #endif
1858 l1 = gen_new_label();
1859 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
1860
1861 if ((dc->def->features & CPU_FEATURE_HYPV) &&
1862 supervisor(dc))
1863 tcg_gen_andi_tl(cpu_dst, cpu_dst, UA2005_HTRAP_MASK);
1864 else
1865 tcg_gen_andi_tl(cpu_dst, cpu_dst, V8_TRAP_MASK);
1866 tcg_gen_addi_tl(cpu_dst, cpu_dst, TT_TRAP);
1867 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_dst);
1868 gen_helper_raise_exception(cpu_tmp32);
1869
1870 gen_set_label(l1);
1871 tcg_temp_free(r_cond);
1872 }
1873 gen_op_next_insn();
1874 tcg_gen_exit_tb(0);
1875 dc->is_br = 1;
1876 goto jmp_insn;
1877 } else if (xop == 0x28) {
1878 rs1 = GET_FIELD(insn, 13, 17);
1879 switch(rs1) {
1880 case 0: /* rdy */
1881 #ifndef TARGET_SPARC64
1882 case 0x01 ... 0x0e: /* undefined in the SPARCv8
1883 manual, rdy on the microSPARC
1884 II */
1885 case 0x0f: /* stbar in the SPARCv8 manual,
1886 rdy on the microSPARC II */
1887 case 0x10 ... 0x1f: /* implementation-dependent in the
1888 SPARCv8 manual, rdy on the
1889 microSPARC II */
1890 #endif
1891 gen_movl_TN_reg(rd, cpu_y);
1892 break;
1893 #ifdef TARGET_SPARC64
1894 case 0x2: /* V9 rdccr */
1895 gen_helper_compute_psr();
1896 gen_helper_rdccr(cpu_dst);
1897 gen_movl_TN_reg(rd, cpu_dst);
1898 break;
1899 case 0x3: /* V9 rdasi */
1900 tcg_gen_ext_i32_tl(cpu_dst, cpu_asi);
1901 gen_movl_TN_reg(rd, cpu_dst);
1902 break;
1903 case 0x4: /* V9 rdtick */
1904 {
1905 TCGv_ptr r_tickptr;
1906
1907 r_tickptr = tcg_temp_new_ptr();
1908 tcg_gen_ld_ptr(r_tickptr, cpu_env,
1909 offsetof(CPUState, tick));
1910 gen_helper_tick_get_count(cpu_dst, r_tickptr);
1911 tcg_temp_free_ptr(r_tickptr);
1912 gen_movl_TN_reg(rd, cpu_dst);
1913 }
1914 break;
1915 case 0x5: /* V9 rdpc */
1916 {
1917 TCGv r_const;
1918
1919 r_const = tcg_const_tl(dc->pc);
1920 gen_movl_TN_reg(rd, r_const);
1921 tcg_temp_free(r_const);
1922 }
1923 break;
1924 case 0x6: /* V9 rdfprs */
1925 tcg_gen_ext_i32_tl(cpu_dst, cpu_fprs);
1926 gen_movl_TN_reg(rd, cpu_dst);
1927 break;
1928 case 0xf: /* V9 membar */
1929 break; /* no effect */
1930 case 0x13: /* Graphics Status */
1931 if (gen_trap_ifnofpu(dc, cpu_cond))
1932 goto jmp_insn;
1933 gen_movl_TN_reg(rd, cpu_gsr);
1934 break;
1935 case 0x16: /* Softint */
1936 tcg_gen_ext_i32_tl(cpu_dst, cpu_softint);
1937 gen_movl_TN_reg(rd, cpu_dst);
1938 break;
1939 case 0x17: /* Tick compare */
1940 gen_movl_TN_reg(rd, cpu_tick_cmpr);
1941 break;
1942 case 0x18: /* System tick */
1943 {
1944 TCGv_ptr r_tickptr;
1945
1946 r_tickptr = tcg_temp_new_ptr();
1947 tcg_gen_ld_ptr(r_tickptr, cpu_env,
1948 offsetof(CPUState, stick));
1949 gen_helper_tick_get_count(cpu_dst, r_tickptr);
1950 tcg_temp_free_ptr(r_tickptr);
1951 gen_movl_TN_reg(rd, cpu_dst);
1952 }
1953 break;
1954 case 0x19: /* System tick compare */
1955 gen_movl_TN_reg(rd, cpu_stick_cmpr);
1956 break;
1957 case 0x10: /* Performance Control */
1958 case 0x11: /* Performance Instrumentation Counter */
1959 case 0x12: /* Dispatch Control */
1960 case 0x14: /* Softint set, WO */
1961 case 0x15: /* Softint clear, WO */
1962 #endif
1963 default:
1964 goto illegal_insn;
1965 }
1966 #if !defined(CONFIG_USER_ONLY)
1967 } else if (xop == 0x29) { /* rdpsr / UA2005 rdhpr */
1968 #ifndef TARGET_SPARC64
1969 if (!supervisor(dc))
1970 goto priv_insn;
1971 gen_helper_compute_psr();
1972 dc->cc_op = CC_OP_FLAGS;
1973 gen_helper_rdpsr(cpu_dst);
1974 #else
1975 CHECK_IU_FEATURE(dc, HYPV);
1976 if (!hypervisor(dc))
1977 goto priv_insn;
1978 rs1 = GET_FIELD(insn, 13, 17);
1979 switch (rs1) {
1980 case 0: // hpstate
1981 // gen_op_rdhpstate();
1982 break;
1983 case 1: // htstate
1984 // gen_op_rdhtstate();
1985 break;
1986 case 3: // hintp
1987 tcg_gen_mov_tl(cpu_dst, cpu_hintp);
1988 break;
1989 case 5: // htba
1990 tcg_gen_mov_tl(cpu_dst, cpu_htba);
1991 break;
1992 case 6: // hver
1993 tcg_gen_mov_tl(cpu_dst, cpu_hver);
1994 break;
1995 case 31: // hstick_cmpr
1996 tcg_gen_mov_tl(cpu_dst, cpu_hstick_cmpr);
1997 break;
1998 default:
1999 goto illegal_insn;
2000 }
2001 #endif
2002 gen_movl_TN_reg(rd, cpu_dst);
2003 break;
2004 } else if (xop == 0x2a) { /* rdwim / V9 rdpr */
2005 if (!supervisor(dc))
2006 goto priv_insn;
2007 #ifdef TARGET_SPARC64
2008 rs1 = GET_FIELD(insn, 13, 17);
2009 switch (rs1) {
2010 case 0: // tpc
2011 {
2012 TCGv_ptr r_tsptr;
2013
2014 r_tsptr = tcg_temp_new_ptr();
2015 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
2016 tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
2017 offsetof(trap_state, tpc));
2018 tcg_temp_free_ptr(r_tsptr);
2019 }
2020 break;
2021 case 1: // tnpc
2022 {
2023 TCGv_ptr r_tsptr;
2024
2025 r_tsptr = tcg_temp_new_ptr();
2026 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
2027 tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
2028 offsetof(trap_state, tnpc));
2029 tcg_temp_free_ptr(r_tsptr);
2030 }
2031 break;
2032 case 2: // tstate
2033 {
2034 TCGv_ptr r_tsptr;
2035
2036 r_tsptr = tcg_temp_new_ptr();
2037 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
2038 tcg_gen_ld_tl(cpu_tmp0, r_tsptr,
2039 offsetof(trap_state, tstate));
2040 tcg_temp_free_ptr(r_tsptr);
2041 }
2042 break;
2043 case 3: // tt
2044 {
2045 TCGv_ptr r_tsptr;
2046
2047 r_tsptr = tcg_temp_new_ptr();
2048 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
2049 tcg_gen_ld_i32(cpu_tmp32, r_tsptr,
2050 offsetof(trap_state, tt));
2051 tcg_temp_free_ptr(r_tsptr);
2052 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2053 }
2054 break;
2055 case 4: // tick
2056 {
2057 TCGv_ptr r_tickptr;
2058
2059 r_tickptr = tcg_temp_new_ptr();
2060 tcg_gen_ld_ptr(r_tickptr, cpu_env,
2061 offsetof(CPUState, tick));
2062 gen_helper_tick_get_count(cpu_tmp0, r_tickptr);
2063 gen_movl_TN_reg(rd, cpu_tmp0);
2064 tcg_temp_free_ptr(r_tickptr);
2065 }
2066 break;
2067 case 5: // tba
2068 tcg_gen_mov_tl(cpu_tmp0, cpu_tbr);
2069 break;
2070 case 6: // pstate
2071 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2072 offsetof(CPUSPARCState, pstate));
2073 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2074 break;
2075 case 7: // tl
2076 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2077 offsetof(CPUSPARCState, tl));
2078 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2079 break;
2080 case 8: // pil
2081 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2082 offsetof(CPUSPARCState, psrpil));
2083 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2084 break;
2085 case 9: // cwp
2086 gen_helper_rdcwp(cpu_tmp0);
2087 break;
2088 case 10: // cansave
2089 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2090 offsetof(CPUSPARCState, cansave));
2091 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2092 break;
2093 case 11: // canrestore
2094 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2095 offsetof(CPUSPARCState, canrestore));
2096 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2097 break;
2098 case 12: // cleanwin
2099 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2100 offsetof(CPUSPARCState, cleanwin));
2101 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2102 break;
2103 case 13: // otherwin
2104 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2105 offsetof(CPUSPARCState, otherwin));
2106 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2107 break;
2108 case 14: // wstate
2109 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2110 offsetof(CPUSPARCState, wstate));
2111 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2112 break;
2113 case 16: // UA2005 gl
2114 CHECK_IU_FEATURE(dc, GL);
2115 tcg_gen_ld_i32(cpu_tmp32, cpu_env,
2116 offsetof(CPUSPARCState, gl));
2117 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_tmp32);
2118 break;
2119 case 26: // UA2005 strand status
2120 CHECK_IU_FEATURE(dc, HYPV);
2121 if (!hypervisor(dc))
2122 goto priv_insn;
2123 tcg_gen_mov_tl(cpu_tmp0, cpu_ssr);
2124 break;
2125 case 31: // ver
2126 tcg_gen_mov_tl(cpu_tmp0, cpu_ver);
2127 break;
2128 case 15: // fq
2129 default:
2130 goto illegal_insn;
2131 }
2132 #else
2133 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_wim);
2134 #endif
2135 gen_movl_TN_reg(rd, cpu_tmp0);
2136 break;
2137 } else if (xop == 0x2b) { /* rdtbr / V9 flushw */
2138 #ifdef TARGET_SPARC64
2139 save_state(dc, cpu_cond);
2140 gen_helper_flushw();
2141 #else
2142 if (!supervisor(dc))
2143 goto priv_insn;
2144 gen_movl_TN_reg(rd, cpu_tbr);
2145 #endif
2146 break;
2147 #endif
2148 } else if (xop == 0x34) { /* FPU Operations */
2149 if (gen_trap_ifnofpu(dc, cpu_cond))
2150 goto jmp_insn;
2151 gen_op_clear_ieee_excp_and_FTT();
2152 rs1 = GET_FIELD(insn, 13, 17);
2153 rs2 = GET_FIELD(insn, 27, 31);
2154 xop = GET_FIELD(insn, 18, 26);
2155 switch (xop) {
2156 case 0x1: /* fmovs */
2157 tcg_gen_mov_i32(cpu_fpr[rd], cpu_fpr[rs2]);
2158 break;
2159 case 0x5: /* fnegs */
2160 gen_helper_fnegs(cpu_fpr[rd], cpu_fpr[rs2]);
2161 break;
2162 case 0x9: /* fabss */
2163 gen_helper_fabss(cpu_fpr[rd], cpu_fpr[rs2]);
2164 break;
2165 case 0x29: /* fsqrts */
2166 CHECK_FPU_FEATURE(dc, FSQRT);
2167 gen_clear_float_exceptions();
2168 gen_helper_fsqrts(cpu_tmp32, cpu_fpr[rs2]);
2169 gen_helper_check_ieee_exceptions();
2170 tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2171 break;
2172 case 0x2a: /* fsqrtd */
2173 CHECK_FPU_FEATURE(dc, FSQRT);
2174 gen_op_load_fpr_DT1(DFPREG(rs2));
2175 gen_clear_float_exceptions();
2176 gen_helper_fsqrtd();
2177 gen_helper_check_ieee_exceptions();
2178 gen_op_store_DT0_fpr(DFPREG(rd));
2179 break;
2180 case 0x2b: /* fsqrtq */
2181 CHECK_FPU_FEATURE(dc, FLOAT128);
2182 gen_op_load_fpr_QT1(QFPREG(rs2));
2183 gen_clear_float_exceptions();
2184 gen_helper_fsqrtq();
2185 gen_helper_check_ieee_exceptions();
2186 gen_op_store_QT0_fpr(QFPREG(rd));
2187 break;
2188 case 0x41: /* fadds */
2189 gen_clear_float_exceptions();
2190 gen_helper_fadds(cpu_tmp32, cpu_fpr[rs1], cpu_fpr[rs2]);
2191 gen_helper_check_ieee_exceptions();
2192 tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2193 break;
2194 case 0x42: /* faddd */
2195 gen_op_load_fpr_DT0(DFPREG(rs1));
2196 gen_op_load_fpr_DT1(DFPREG(rs2));
2197 gen_clear_float_exceptions();
2198 gen_helper_faddd();
2199 gen_helper_check_ieee_exceptions();
2200 gen_op_store_DT0_fpr(DFPREG(rd));
2201 break;
2202 case 0x43: /* faddq */
2203 CHECK_FPU_FEATURE(dc, FLOAT128);
2204 gen_op_load_fpr_QT0(QFPREG(rs1));
2205 gen_op_load_fpr_QT1(QFPREG(rs2));
2206 gen_clear_float_exceptions();
2207 gen_helper_faddq();
2208 gen_helper_check_ieee_exceptions();
2209 gen_op_store_QT0_fpr(QFPREG(rd));
2210 break;
2211 case 0x45: /* fsubs */
2212 gen_clear_float_exceptions();
2213 gen_helper_fsubs(cpu_tmp32, cpu_fpr[rs1], cpu_fpr[rs2]);
2214 gen_helper_check_ieee_exceptions();
2215 tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2216 break;
2217 case 0x46: /* fsubd */
2218 gen_op_load_fpr_DT0(DFPREG(rs1));
2219 gen_op_load_fpr_DT1(DFPREG(rs2));
2220 gen_clear_float_exceptions();
2221 gen_helper_fsubd();
2222 gen_helper_check_ieee_exceptions();
2223 gen_op_store_DT0_fpr(DFPREG(rd));
2224 break;
2225 case 0x47: /* fsubq */
2226 CHECK_FPU_FEATURE(dc, FLOAT128);
2227 gen_op_load_fpr_QT0(QFPREG(rs1));
2228 gen_op_load_fpr_QT1(QFPREG(rs2));
2229 gen_clear_float_exceptions();
2230 gen_helper_fsubq();
2231 gen_helper_check_ieee_exceptions();
2232 gen_op_store_QT0_fpr(QFPREG(rd));
2233 break;
2234 case 0x49: /* fmuls */
2235 CHECK_FPU_FEATURE(dc, FMUL);
2236 gen_clear_float_exceptions();
2237 gen_helper_fmuls(cpu_tmp32, cpu_fpr[rs1], cpu_fpr[rs2]);
2238 gen_helper_check_ieee_exceptions();
2239 tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2240 break;
2241 case 0x4a: /* fmuld */
2242 CHECK_FPU_FEATURE(dc, FMUL);
2243 gen_op_load_fpr_DT0(DFPREG(rs1));
2244 gen_op_load_fpr_DT1(DFPREG(rs2));
2245 gen_clear_float_exceptions();
2246 gen_helper_fmuld();
2247 gen_helper_check_ieee_exceptions();
2248 gen_op_store_DT0_fpr(DFPREG(rd));
2249 break;
2250 case 0x4b: /* fmulq */
2251 CHECK_FPU_FEATURE(dc, FLOAT128);
2252 CHECK_FPU_FEATURE(dc, FMUL);
2253 gen_op_load_fpr_QT0(QFPREG(rs1));
2254 gen_op_load_fpr_QT1(QFPREG(rs2));
2255 gen_clear_float_exceptions();
2256 gen_helper_fmulq();
2257 gen_helper_check_ieee_exceptions();
2258 gen_op_store_QT0_fpr(QFPREG(rd));
2259 break;
2260 case 0x4d: /* fdivs */
2261 gen_clear_float_exceptions();
2262 gen_helper_fdivs(cpu_tmp32, cpu_fpr[rs1], cpu_fpr[rs2]);
2263 gen_helper_check_ieee_exceptions();
2264 tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2265 break;
2266 case 0x4e: /* fdivd */
2267 gen_op_load_fpr_DT0(DFPREG(rs1));
2268 gen_op_load_fpr_DT1(DFPREG(rs2));
2269 gen_clear_float_exceptions();
2270 gen_helper_fdivd();
2271 gen_helper_check_ieee_exceptions();
2272 gen_op_store_DT0_fpr(DFPREG(rd));
2273 break;
2274 case 0x4f: /* fdivq */
2275 CHECK_FPU_FEATURE(dc, FLOAT128);
2276 gen_op_load_fpr_QT0(QFPREG(rs1));
2277 gen_op_load_fpr_QT1(QFPREG(rs2));
2278 gen_clear_float_exceptions();
2279 gen_helper_fdivq();
2280 gen_helper_check_ieee_exceptions();
2281 gen_op_store_QT0_fpr(QFPREG(rd));
2282 break;
2283 case 0x69: /* fsmuld */
2284 CHECK_FPU_FEATURE(dc, FSMULD);
2285 gen_clear_float_exceptions();
2286 gen_helper_fsmuld(cpu_fpr[rs1], cpu_fpr[rs2]);
2287 gen_helper_check_ieee_exceptions();
2288 gen_op_store_DT0_fpr(DFPREG(rd));
2289 break;
2290 case 0x6e: /* fdmulq */
2291 CHECK_FPU_FEATURE(dc, FLOAT128);
2292 gen_op_load_fpr_DT0(DFPREG(rs1));
2293 gen_op_load_fpr_DT1(DFPREG(rs2));
2294 gen_clear_float_exceptions();
2295 gen_helper_fdmulq();
2296 gen_helper_check_ieee_exceptions();
2297 gen_op_store_QT0_fpr(QFPREG(rd));
2298 break;
2299 case 0xc4: /* fitos */
2300 gen_clear_float_exceptions();
2301 gen_helper_fitos(cpu_tmp32, cpu_fpr[rs2]);
2302 gen_helper_check_ieee_exceptions();
2303 tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2304 break;
2305 case 0xc6: /* fdtos */
2306 gen_op_load_fpr_DT1(DFPREG(rs2));
2307 gen_clear_float_exceptions();
2308 gen_helper_fdtos(cpu_tmp32);
2309 gen_helper_check_ieee_exceptions();
2310 tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2311 break;
2312 case 0xc7: /* fqtos */
2313 CHECK_FPU_FEATURE(dc, FLOAT128);
2314 gen_op_load_fpr_QT1(QFPREG(rs2));
2315 gen_clear_float_exceptions();
2316 gen_helper_fqtos(cpu_tmp32);
2317 gen_helper_check_ieee_exceptions();
2318 tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2319 break;
2320 case 0xc8: /* fitod */
2321 gen_helper_fitod(cpu_fpr[rs2]);
2322 gen_op_store_DT0_fpr(DFPREG(rd));
2323 break;
2324 case 0xc9: /* fstod */
2325 gen_helper_fstod(cpu_fpr[rs2]);
2326 gen_op_store_DT0_fpr(DFPREG(rd));
2327 break;
2328 case 0xcb: /* fqtod */
2329 CHECK_FPU_FEATURE(dc, FLOAT128);
2330 gen_op_load_fpr_QT1(QFPREG(rs2));
2331 gen_clear_float_exceptions();
2332 gen_helper_fqtod();
2333 gen_helper_check_ieee_exceptions();
2334 gen_op_store_DT0_fpr(DFPREG(rd));
2335 break;
2336 case 0xcc: /* fitoq */
2337 CHECK_FPU_FEATURE(dc, FLOAT128);
2338 gen_helper_fitoq(cpu_fpr[rs2]);
2339 gen_op_store_QT0_fpr(QFPREG(rd));
2340 break;
2341 case 0xcd: /* fstoq */
2342 CHECK_FPU_FEATURE(dc, FLOAT128);
2343 gen_helper_fstoq(cpu_fpr[rs2]);
2344 gen_op_store_QT0_fpr(QFPREG(rd));
2345 break;
2346 case 0xce: /* fdtoq */
2347 CHECK_FPU_FEATURE(dc, FLOAT128);
2348 gen_op_load_fpr_DT1(DFPREG(rs2));
2349 gen_helper_fdtoq();
2350 gen_op_store_QT0_fpr(QFPREG(rd));
2351 break;
2352 case 0xd1: /* fstoi */
2353 gen_clear_float_exceptions();
2354 gen_helper_fstoi(cpu_tmp32, cpu_fpr[rs2]);
2355 gen_helper_check_ieee_exceptions();
2356 tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2357 break;
2358 case 0xd2: /* fdtoi */
2359 gen_op_load_fpr_DT1(DFPREG(rs2));
2360 gen_clear_float_exceptions();
2361 gen_helper_fdtoi(cpu_tmp32);
2362 gen_helper_check_ieee_exceptions();
2363 tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2364 break;
2365 case 0xd3: /* fqtoi */
2366 CHECK_FPU_FEATURE(dc, FLOAT128);
2367 gen_op_load_fpr_QT1(QFPREG(rs2));
2368 gen_clear_float_exceptions();
2369 gen_helper_fqtoi(cpu_tmp32);
2370 gen_helper_check_ieee_exceptions();
2371 tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2372 break;
2373 #ifdef TARGET_SPARC64
2374 case 0x2: /* V9 fmovd */
2375 tcg_gen_mov_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs2)]);
2376 tcg_gen_mov_i32(cpu_fpr[DFPREG(rd) + 1],
2377 cpu_fpr[DFPREG(rs2) + 1]);
2378 break;
2379 case 0x3: /* V9 fmovq */
2380 CHECK_FPU_FEATURE(dc, FLOAT128);
2381 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd)], cpu_fpr[QFPREG(rs2)]);
2382 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 1],
2383 cpu_fpr[QFPREG(rs2) + 1]);
2384 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 2],
2385 cpu_fpr[QFPREG(rs2) + 2]);
2386 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 3],
2387 cpu_fpr[QFPREG(rs2) + 3]);
2388 break;
2389 case 0x6: /* V9 fnegd */
2390 gen_op_load_fpr_DT1(DFPREG(rs2));
2391 gen_helper_fnegd();
2392 gen_op_store_DT0_fpr(DFPREG(rd));
2393 break;
2394 case 0x7: /* V9 fnegq */
2395 CHECK_FPU_FEATURE(dc, FLOAT128);
2396 gen_op_load_fpr_QT1(QFPREG(rs2));
2397 gen_helper_fnegq();
2398 gen_op_store_QT0_fpr(QFPREG(rd));
2399 break;
2400 case 0xa: /* V9 fabsd */
2401 gen_op_load_fpr_DT1(DFPREG(rs2));
2402 gen_helper_fabsd();
2403 gen_op_store_DT0_fpr(DFPREG(rd));
2404 break;
2405 case 0xb: /* V9 fabsq */
2406 CHECK_FPU_FEATURE(dc, FLOAT128);
2407 gen_op_load_fpr_QT1(QFPREG(rs2));
2408 gen_helper_fabsq();
2409 gen_op_store_QT0_fpr(QFPREG(rd));
2410 break;
2411 case 0x81: /* V9 fstox */
2412 gen_clear_float_exceptions();
2413 gen_helper_fstox(cpu_fpr[rs2]);
2414 gen_helper_check_ieee_exceptions();
2415 gen_op_store_DT0_fpr(DFPREG(rd));
2416 break;
2417 case 0x82: /* V9 fdtox */
2418 gen_op_load_fpr_DT1(DFPREG(rs2));
2419 gen_clear_float_exceptions();
2420 gen_helper_fdtox();
2421 gen_helper_check_ieee_exceptions();
2422 gen_op_store_DT0_fpr(DFPREG(rd));
2423 break;
2424 case 0x83: /* V9 fqtox */
2425 CHECK_FPU_FEATURE(dc, FLOAT128);
2426 gen_op_load_fpr_QT1(QFPREG(rs2));
2427 gen_clear_float_exceptions();
2428 gen_helper_fqtox();
2429 gen_helper_check_ieee_exceptions();
2430 gen_op_store_DT0_fpr(DFPREG(rd));
2431 break;
2432 case 0x84: /* V9 fxtos */
2433 gen_op_load_fpr_DT1(DFPREG(rs2));
2434 gen_clear_float_exceptions();
2435 gen_helper_fxtos(cpu_tmp32);
2436 gen_helper_check_ieee_exceptions();
2437 tcg_gen_mov_i32(cpu_fpr[rd], cpu_tmp32);
2438 break;
2439 case 0x88: /* V9 fxtod */
2440 gen_op_load_fpr_DT1(DFPREG(rs2));
2441 gen_clear_float_exceptions();
2442 gen_helper_fxtod();
2443 gen_helper_check_ieee_exceptions();
2444 gen_op_store_DT0_fpr(DFPREG(rd));
2445 break;
2446 case 0x8c: /* V9 fxtoq */
2447 CHECK_FPU_FEATURE(dc, FLOAT128);
2448 gen_op_load_fpr_DT1(DFPREG(rs2));
2449 gen_clear_float_exceptions();
2450 gen_helper_fxtoq();
2451 gen_helper_check_ieee_exceptions();
2452 gen_op_store_QT0_fpr(QFPREG(rd));
2453 break;
2454 #endif
2455 default:
2456 goto illegal_insn;
2457 }
2458 } else if (xop == 0x35) { /* FPU Operations */
2459 #ifdef TARGET_SPARC64
2460 int cond;
2461 #endif
2462 if (gen_trap_ifnofpu(dc, cpu_cond))
2463 goto jmp_insn;
2464 gen_op_clear_ieee_excp_and_FTT();
2465 rs1 = GET_FIELD(insn, 13, 17);
2466 rs2 = GET_FIELD(insn, 27, 31);
2467 xop = GET_FIELD(insn, 18, 26);
2468 #ifdef TARGET_SPARC64
2469 if ((xop & 0x11f) == 0x005) { // V9 fmovsr
2470 int l1;
2471
2472 l1 = gen_new_label();
2473 cond = GET_FIELD_SP(insn, 14, 17);
2474 cpu_src1 = get_src1(insn, cpu_src1);
2475 tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
2476 0, l1);
2477 tcg_gen_mov_i32(cpu_fpr[rd], cpu_fpr[rs2]);
2478 gen_set_label(l1);
2479 break;
2480 } else if ((xop & 0x11f) == 0x006) { // V9 fmovdr
2481 int l1;
2482
2483 l1 = gen_new_label();
2484 cond = GET_FIELD_SP(insn, 14, 17);
2485 cpu_src1 = get_src1(insn, cpu_src1);
2486 tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
2487 0, l1);
2488 tcg_gen_mov_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs2)]);
2489 tcg_gen_mov_i32(cpu_fpr[DFPREG(rd) + 1], cpu_fpr[DFPREG(rs2) + 1]);
2490 gen_set_label(l1);
2491 break;
2492 } else if ((xop & 0x11f) == 0x007) { // V9 fmovqr
2493 int l1;
2494
2495 CHECK_FPU_FEATURE(dc, FLOAT128);
2496 l1 = gen_new_label();
2497 cond = GET_FIELD_SP(insn, 14, 17);
2498 cpu_src1 = get_src1(insn, cpu_src1);
2499 tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond], cpu_src1,
2500 0, l1);
2501 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd)], cpu_fpr[QFPREG(rs2)]);
2502 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 1], cpu_fpr[QFPREG(rs2) + 1]);
2503 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 2], cpu_fpr[QFPREG(rs2) + 2]);
2504 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 3], cpu_fpr[QFPREG(rs2) + 3]);
2505 gen_set_label(l1);
2506 break;
2507 }
2508 #endif
2509 switch (xop) {
2510 #ifdef TARGET_SPARC64
2511 #define FMOVSCC(fcc) \
2512 { \
2513 TCGv r_cond; \
2514 int l1; \
2515 \
2516 l1 = gen_new_label(); \
2517 r_cond = tcg_temp_new(); \
2518 cond = GET_FIELD_SP(insn, 14, 17); \
2519 gen_fcond(r_cond, fcc, cond); \
2520 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
2521 0, l1); \
2522 tcg_gen_mov_i32(cpu_fpr[rd], cpu_fpr[rs2]); \
2523 gen_set_label(l1); \
2524 tcg_temp_free(r_cond); \
2525 }
2526 #define FMOVDCC(fcc) \
2527 { \
2528 TCGv r_cond; \
2529 int l1; \
2530 \
2531 l1 = gen_new_label(); \
2532 r_cond = tcg_temp_new(); \
2533 cond = GET_FIELD_SP(insn, 14, 17); \
2534 gen_fcond(r_cond, fcc, cond); \
2535 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
2536 0, l1); \
2537 tcg_gen_mov_i32(cpu_fpr[DFPREG(rd)], \
2538 cpu_fpr[DFPREG(rs2)]); \
2539 tcg_gen_mov_i32(cpu_fpr[DFPREG(rd) + 1], \
2540 cpu_fpr[DFPREG(rs2) + 1]); \
2541 gen_set_label(l1); \
2542 tcg_temp_free(r_cond); \
2543 }
2544 #define FMOVQCC(fcc) \
2545 { \
2546 TCGv r_cond; \
2547 int l1; \
2548 \
2549 l1 = gen_new_label(); \
2550 r_cond = tcg_temp_new(); \
2551 cond = GET_FIELD_SP(insn, 14, 17); \
2552 gen_fcond(r_cond, fcc, cond); \
2553 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
2554 0, l1); \
2555 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd)], \
2556 cpu_fpr[QFPREG(rs2)]); \
2557 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 1], \
2558 cpu_fpr[QFPREG(rs2) + 1]); \
2559 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 2], \
2560 cpu_fpr[QFPREG(rs2) + 2]); \
2561 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 3], \
2562 cpu_fpr[QFPREG(rs2) + 3]); \
2563 gen_set_label(l1); \
2564 tcg_temp_free(r_cond); \
2565 }
2566 case 0x001: /* V9 fmovscc %fcc0 */
2567 FMOVSCC(0);
2568 break;
2569 case 0x002: /* V9 fmovdcc %fcc0 */
2570 FMOVDCC(0);
2571 break;
2572 case 0x003: /* V9 fmovqcc %fcc0 */
2573 CHECK_FPU_FEATURE(dc, FLOAT128);
2574 FMOVQCC(0);
2575 break;
2576 case 0x041: /* V9 fmovscc %fcc1 */
2577 FMOVSCC(1);
2578 break;
2579 case 0x042: /* V9 fmovdcc %fcc1 */
2580 FMOVDCC(1);
2581 break;
2582 case 0x043: /* V9 fmovqcc %fcc1 */
2583 CHECK_FPU_FEATURE(dc, FLOAT128);
2584 FMOVQCC(1);
2585 break;
2586 case 0x081: /* V9 fmovscc %fcc2 */
2587 FMOVSCC(2);
2588 break;
2589 case 0x082: /* V9 fmovdcc %fcc2 */
2590 FMOVDCC(2);
2591 break;
2592 case 0x083: /* V9 fmovqcc %fcc2 */
2593 CHECK_FPU_FEATURE(dc, FLOAT128);
2594 FMOVQCC(2);
2595 break;
2596 case 0x0c1: /* V9 fmovscc %fcc3 */
2597 FMOVSCC(3);
2598 break;
2599 case 0x0c2: /* V9 fmovdcc %fcc3 */
2600 FMOVDCC(3);
2601 break;
2602 case 0x0c3: /* V9 fmovqcc %fcc3 */
2603 CHECK_FPU_FEATURE(dc, FLOAT128);
2604 FMOVQCC(3);
2605 break;
2606 #undef FMOVSCC
2607 #undef FMOVDCC
2608 #undef FMOVQCC
2609 #define FMOVSCC(icc) \
2610 { \
2611 TCGv r_cond; \
2612 int l1; \
2613 \
2614 l1 = gen_new_label(); \
2615 r_cond = tcg_temp_new(); \
2616 cond = GET_FIELD_SP(insn, 14, 17); \
2617 gen_cond(r_cond, icc, cond, dc); \
2618 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
2619 0, l1); \
2620 tcg_gen_mov_i32(cpu_fpr[rd], cpu_fpr[rs2]); \
2621 gen_set_label(l1); \
2622 tcg_temp_free(r_cond); \
2623 }
2624 #define FMOVDCC(icc) \
2625 { \
2626 TCGv r_cond; \
2627 int l1; \
2628 \
2629 l1 = gen_new_label(); \
2630 r_cond = tcg_temp_new(); \
2631 cond = GET_FIELD_SP(insn, 14, 17); \
2632 gen_cond(r_cond, icc, cond, dc); \
2633 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
2634 0, l1); \
2635 tcg_gen_mov_i32(cpu_fpr[DFPREG(rd)], \
2636 cpu_fpr[DFPREG(rs2)]); \
2637 tcg_gen_mov_i32(cpu_fpr[DFPREG(rd) + 1], \
2638 cpu_fpr[DFPREG(rs2) + 1]); \
2639 gen_set_label(l1); \
2640 tcg_temp_free(r_cond); \
2641 }
2642 #define FMOVQCC(icc) \
2643 { \
2644 TCGv r_cond; \
2645 int l1; \
2646 \
2647 l1 = gen_new_label(); \
2648 r_cond = tcg_temp_new(); \
2649 cond = GET_FIELD_SP(insn, 14, 17); \
2650 gen_cond(r_cond, icc, cond, dc); \
2651 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, \
2652 0, l1); \
2653 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd)], \
2654 cpu_fpr[QFPREG(rs2)]); \
2655 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 1], \
2656 cpu_fpr[QFPREG(rs2) + 1]); \
2657 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 2], \
2658 cpu_fpr[QFPREG(rs2) + 2]); \
2659 tcg_gen_mov_i32(cpu_fpr[QFPREG(rd) + 3], \
2660 cpu_fpr[QFPREG(rs2) + 3]); \
2661 gen_set_label(l1); \
2662 tcg_temp_free(r_cond); \
2663 }
2664
2665 case 0x101: /* V9 fmovscc %icc */
2666 FMOVSCC(0);
2667 break;
2668 case 0x102: /* V9 fmovdcc %icc */
2669 FMOVDCC(0);
2670 case 0x103: /* V9 fmovqcc %icc */
2671 CHECK_FPU_FEATURE(dc, FLOAT128);
2672 FMOVQCC(0);
2673 break;
2674 case 0x181: /* V9 fmovscc %xcc */
2675 FMOVSCC(1);
2676 break;
2677 case 0x182: /* V9 fmovdcc %xcc */
2678 FMOVDCC(1);
2679 break;
2680 case 0x183: /* V9 fmovqcc %xcc */
2681 CHECK_FPU_FEATURE(dc, FLOAT128);
2682 FMOVQCC(1);
2683 break;
2684 #undef FMOVSCC
2685 #undef FMOVDCC
2686 #undef FMOVQCC
2687 #endif
2688 case 0x51: /* fcmps, V9 %fcc */
2689 gen_op_fcmps(rd & 3, cpu_fpr[rs1], cpu_fpr[rs2]);
2690 break;
2691 case 0x52: /* fcmpd, V9 %fcc */
2692 gen_op_load_fpr_DT0(DFPREG(rs1));
2693 gen_op_load_fpr_DT1(DFPREG(rs2));
2694 gen_op_fcmpd(rd & 3);
2695 break;
2696 case 0x53: /* fcmpq, V9 %fcc */
2697 CHECK_FPU_FEATURE(dc, FLOAT128);
2698 gen_op_load_fpr_QT0(QFPREG(rs1));
2699 gen_op_load_fpr_QT1(QFPREG(rs2));
2700 gen_op_fcmpq(rd & 3);
2701 break;
2702 case 0x55: /* fcmpes, V9 %fcc */
2703 gen_op_fcmpes(rd & 3, cpu_fpr[rs1], cpu_fpr[rs2]);
2704 break;
2705 case 0x56: /* fcmped, V9 %fcc */
2706 gen_op_load_fpr_DT0(DFPREG(rs1));
2707 gen_op_load_fpr_DT1(DFPREG(rs2));
2708 gen_op_fcmped(rd & 3);
2709 break;
2710 case 0x57: /* fcmpeq, V9 %fcc */
2711 CHECK_FPU_FEATURE(dc, FLOAT128);
2712 gen_op_load_fpr_QT0(QFPREG(rs1));
2713 gen_op_load_fpr_QT1(QFPREG(rs2));
2714 gen_op_fcmpeq(rd & 3);
2715 break;
2716 default:
2717 goto illegal_insn;
2718 }
2719 } else if (xop == 0x2) {
2720 // clr/mov shortcut
2721
2722 rs1 = GET_FIELD(insn, 13, 17);
2723 if (rs1 == 0) {
2724 // or %g0, x, y -> mov T0, x; mov y, T0
2725 if (IS_IMM) { /* immediate */
2726 TCGv r_const;
2727
2728 simm = GET_FIELDs(insn, 19, 31);
2729 r_const = tcg_const_tl(simm);
2730 gen_movl_TN_reg(rd, r_const);
2731 tcg_temp_free(r_const);
2732 } else { /* register */
2733 rs2 = GET_FIELD(insn, 27, 31);
2734 gen_movl_reg_TN(rs2, cpu_dst);
2735 gen_movl_TN_reg(rd, cpu_dst);
2736 }
2737 } else {
2738 cpu_src1 = get_src1(insn, cpu_src1);
2739 if (IS_IMM) { /* immediate */
2740 simm = GET_FIELDs(insn, 19, 31);
2741 tcg_gen_ori_tl(cpu_dst, cpu_src1, simm);
2742 gen_movl_TN_reg(rd, cpu_dst);
2743 } else { /* register */
2744 // or x, %g0, y -> mov T1, x; mov y, T1
2745 rs2 = GET_FIELD(insn, 27, 31);
2746 if (rs2 != 0) {
2747 gen_movl_reg_TN(rs2, cpu_src2);
2748 tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2);
2749 gen_movl_TN_reg(rd, cpu_dst);
2750 } else
2751 gen_movl_TN_reg(rd, cpu_src1);
2752 }
2753 }
2754 #ifdef TARGET_SPARC64
2755 } else if (xop == 0x25) { /* sll, V9 sllx */
2756 cpu_src1 = get_src1(insn, cpu_src1);
2757 if (IS_IMM) { /* immediate */
2758 simm = GET_FIELDs(insn, 20, 31);
2759 if (insn & (1 << 12)) {
2760 tcg_gen_shli_i64(cpu_dst, cpu_src1, simm & 0x3f);
2761 } else {
2762 tcg_gen_shli_i64(cpu_dst, cpu_src1, simm & 0x1f);
2763 }
2764 } else { /* register */
2765 rs2 = GET_FIELD(insn, 27, 31);
2766 gen_movl_reg_TN(rs2, cpu_src2);
2767 if (insn & (1 << 12)) {
2768 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
2769 } else {
2770 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
2771 }
2772 tcg_gen_shl_i64(cpu_dst, cpu_src1, cpu_tmp0);
2773 }
2774 gen_movl_TN_reg(rd, cpu_dst);
2775 } else if (xop == 0x26) { /* srl, V9 srlx */
2776 cpu_src1 = get_src1(insn, cpu_src1);
2777 if (IS_IMM) { /* immediate */
2778 simm = GET_FIELDs(insn, 20, 31);
2779 if (insn & (1 << 12)) {
2780 tcg_gen_shri_i64(cpu_dst, cpu_src1, simm & 0x3f);
2781 } else {
2782 tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
2783 tcg_gen_shri_i64(cpu_dst, cpu_dst, simm & 0x1f);
2784 }
2785 } else { /* register */
2786 rs2 = GET_FIELD(insn, 27, 31);
2787 gen_movl_reg_TN(rs2, cpu_src2);
2788 if (insn & (1 << 12)) {
2789 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
2790 tcg_gen_shr_i64(cpu_dst, cpu_src1, cpu_tmp0);
2791 } else {
2792 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
2793 tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
2794 tcg_gen_shr_i64(cpu_dst, cpu_dst, cpu_tmp0);
2795 }
2796 }
2797 gen_movl_TN_reg(rd, cpu_dst);
2798 } else if (xop == 0x27) { /* sra, V9 srax */
2799 cpu_src1 = get_src1(insn, cpu_src1);
2800 if (IS_IMM) { /* immediate */
2801 simm = GET_FIELDs(insn, 20, 31);
2802 if (insn & (1 << 12)) {
2803 tcg_gen_sari_i64(cpu_dst, cpu_src1, simm & 0x3f);
2804 } else {
2805 tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
2806 tcg_gen_ext32s_i64(cpu_dst, cpu_dst);
2807 tcg_gen_sari_i64(cpu_dst, cpu_dst, simm & 0x1f);
2808 }
2809 } else { /* register */
2810 rs2 = GET_FIELD(insn, 27, 31);
2811 gen_movl_reg_TN(rs2, cpu_src2);
2812 if (insn & (1 << 12)) {
2813 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x3f);
2814 tcg_gen_sar_i64(cpu_dst, cpu_src1, cpu_tmp0);
2815 } else {
2816 tcg_gen_andi_i64(cpu_tmp0, cpu_src2, 0x1f);
2817 tcg_gen_andi_i64(cpu_dst, cpu_src1, 0xffffffffULL);
2818 tcg_gen_ext32s_i64(cpu_dst, cpu_dst);
2819 tcg_gen_sar_i64(cpu_dst, cpu_dst, cpu_tmp0);
2820 }
2821 }
2822 gen_movl_TN_reg(rd, cpu_dst);
2823 #endif
2824 } else if (xop < 0x36) {
2825 if (xop < 0x20) {
2826 cpu_src1 = get_src1(insn, cpu_src1);
2827 cpu_src2 = get_src2(insn, cpu_src2);
2828 switch (xop & ~0x10) {
2829 case 0x0: /* add */
2830 if (IS_IMM) {
2831 simm = GET_FIELDs(insn, 19, 31);
2832 if (xop & 0x10) {
2833 gen_op_addi_cc(cpu_dst, cpu_src1, simm);
2834 tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADD);
2835 dc->cc_op = CC_OP_ADD;
2836 } else {
2837 tcg_gen_addi_tl(cpu_dst, cpu_src1, simm);
2838 }
2839 } else {
2840 if (xop & 0x10) {
2841 gen_op_add_cc(cpu_dst, cpu_src1, cpu_src2);
2842 tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADD);
2843 dc->cc_op = CC_OP_ADD;
2844 } else {
2845 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
2846 }
2847 }
2848 break;
2849 case 0x1: /* and */
2850 if (IS_IMM) {
2851 simm = GET_FIELDs(insn, 19, 31);
2852 tcg_gen_andi_tl(cpu_dst, cpu_src1, simm);
2853 } else {
2854 tcg_gen_and_tl(cpu_dst, cpu_src1, cpu_src2);
2855 }
2856 if (xop & 0x10) {
2857 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
2858 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
2859 dc->cc_op = CC_OP_LOGIC;
2860 }
2861 break;
2862 case 0x2: /* or */
2863 if (IS_IMM) {
2864 simm = GET_FIELDs(insn, 19, 31);
2865 tcg_gen_ori_tl(cpu_dst, cpu_src1, simm);
2866 } else {
2867 tcg_gen_or_tl(cpu_dst, cpu_src1, cpu_src2);
2868 }
2869 if (xop & 0x10) {
2870 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
2871 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
2872 dc->cc_op = CC_OP_LOGIC;
2873 }
2874 break;
2875 case 0x3: /* xor */
2876 if (IS_IMM) {
2877 simm = GET_FIELDs(insn, 19, 31);
2878 tcg_gen_xori_tl(cpu_dst, cpu_src1, simm);
2879 } else {
2880 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
2881 }
2882 if (xop & 0x10) {
2883 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
2884 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
2885 dc->cc_op = CC_OP_LOGIC;
2886 }
2887 break;
2888 case 0x4: /* sub */
2889 if (IS_IMM) {
2890 simm = GET_FIELDs(insn, 19, 31);
2891 if (xop & 0x10) {
2892 gen_op_subi_cc(cpu_dst, cpu_src1, simm, dc);
2893 } else {
2894 tcg_gen_subi_tl(cpu_dst, cpu_src1, simm);
2895 }
2896 } else {
2897 if (xop & 0x10) {
2898 gen_op_sub_cc(cpu_dst, cpu_src1, cpu_src2);
2899 tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUB);
2900 dc->cc_op = CC_OP_SUB;
2901 } else {
2902 tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_src2);
2903 }
2904 }
2905 break;
2906 case 0x5: /* andn */
2907 if (IS_IMM) {
2908 simm = GET_FIELDs(insn, 19, 31);
2909 tcg_gen_andi_tl(cpu_dst, cpu_src1, ~simm);
2910 } else {
2911 tcg_gen_andc_tl(cpu_dst, cpu_src1, cpu_src2);
2912 }
2913 if (xop & 0x10) {
2914 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
2915 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
2916 dc->cc_op = CC_OP_LOGIC;
2917 }
2918 break;
2919 case 0x6: /* orn */
2920 if (IS_IMM) {
2921 simm = GET_FIELDs(insn, 19, 31);
2922 tcg_gen_ori_tl(cpu_dst, cpu_src1, ~simm);
2923 } else {
2924 tcg_gen_orc_tl(cpu_dst, cpu_src1, cpu_src2);
2925 }
2926 if (xop & 0x10) {
2927 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
2928 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
2929 dc->cc_op = CC_OP_LOGIC;
2930 }
2931 break;
2932 case 0x7: /* xorn */
2933 if (IS_IMM) {
2934 simm = GET_FIELDs(insn, 19, 31);
2935 tcg_gen_xori_tl(cpu_dst, cpu_src1, ~simm);
2936 } else {
2937 tcg_gen_not_tl(cpu_tmp0, cpu_src2);
2938 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_tmp0);
2939 }
2940 if (xop & 0x10) {
2941 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
2942 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
2943 dc->cc_op = CC_OP_LOGIC;
2944 }
2945 break;
2946 case 0x8: /* addx, V9 addc */
2947 if (IS_IMM) {
2948 simm = GET_FIELDs(insn, 19, 31);
2949 if (xop & 0x10) {
2950 gen_helper_compute_psr();
2951 gen_op_addxi_cc(cpu_dst, cpu_src1, simm);
2952 tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADDX);
2953 dc->cc_op = CC_OP_ADDX;
2954 } else {
2955 gen_helper_compute_psr();
2956 gen_mov_reg_C(cpu_tmp0, cpu_psr);
2957 tcg_gen_addi_tl(cpu_tmp0, cpu_tmp0, simm);
2958 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_tmp0);
2959 }
2960 } else {
2961 if (xop & 0x10) {
2962 gen_helper_compute_psr();
2963 gen_op_addx_cc(cpu_dst, cpu_src1, cpu_src2);
2964 tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADDX);
2965 dc->cc_op = CC_OP_ADDX;
2966 } else {
2967 gen_helper_compute_psr();
2968 gen_mov_reg_C(cpu_tmp0, cpu_psr);
2969 tcg_gen_add_tl(cpu_tmp0, cpu_src2, cpu_tmp0);
2970 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_tmp0);
2971 }
2972 }
2973 break;
2974 #ifdef TARGET_SPARC64
2975 case 0x9: /* V9 mulx */
2976 if (IS_IMM) {
2977 simm = GET_FIELDs(insn, 19, 31);
2978 tcg_gen_muli_i64(cpu_dst, cpu_src1, simm);
2979 } else {
2980 tcg_gen_mul_i64(cpu_dst, cpu_src1, cpu_src2);
2981 }
2982 break;
2983 #endif
2984 case 0xa: /* umul */
2985 CHECK_IU_FEATURE(dc, MUL);
2986 gen_op_umul(cpu_dst, cpu_src1, cpu_src2);
2987 if (xop & 0x10) {
2988 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
2989 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
2990 dc->cc_op = CC_OP_LOGIC;
2991 }
2992 break;
2993 case 0xb: /* smul */
2994 CHECK_IU_FEATURE(dc, MUL);
2995 gen_op_smul(cpu_dst, cpu_src1, cpu_src2);
2996 if (xop & 0x10) {
2997 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
2998 tcg_gen_movi_i32(cpu_cc_op, CC_OP_LOGIC);
2999 dc->cc_op = CC_OP_LOGIC;
3000 }
3001 break;
3002 case 0xc: /* subx, V9 subc */
3003 if (IS_IMM) {
3004 simm = GET_FIELDs(insn, 19, 31);
3005 if (xop & 0x10) {
3006 gen_helper_compute_psr();
3007 gen_op_subxi_cc(cpu_dst, cpu_src1, simm);
3008 tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUBX);
3009 dc->cc_op = CC_OP_SUBX;
3010 } else {
3011 gen_helper_compute_psr();
3012 gen_mov_reg_C(cpu_tmp0, cpu_psr);
3013 tcg_gen_addi_tl(cpu_tmp0, cpu_tmp0, simm);
3014 tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_tmp0);
3015 }
3016 } else {
3017 if (xop & 0x10) {
3018 gen_helper_compute_psr();
3019 gen_op_subx_cc(cpu_dst, cpu_src1, cpu_src2);
3020 tcg_gen_movi_i32(cpu_cc_op, CC_OP_SUBX);
3021 dc->cc_op = CC_OP_SUBX;
3022 } else {
3023 gen_helper_compute_psr();
3024 gen_mov_reg_C(cpu_tmp0, cpu_psr);
3025 tcg_gen_add_tl(cpu_tmp0, cpu_src2, cpu_tmp0);
3026 tcg_gen_sub_tl(cpu_dst, cpu_src1, cpu_tmp0);
3027 }
3028 }
3029 break;
3030 #ifdef TARGET_SPARC64
3031 case 0xd: /* V9 udivx */
3032 tcg_gen_mov_tl(cpu_cc_src, cpu_src1);
3033 tcg_gen_mov_tl(cpu_cc_src2, cpu_src2);
3034 gen_trap_ifdivzero_tl(cpu_cc_src2);
3035 tcg_gen_divu_i64(cpu_dst, cpu_cc_src, cpu_cc_src2);
3036 break;
3037 #endif
3038 case 0xe: /* udiv */
3039 CHECK_IU_FEATURE(dc, DIV);
3040 gen_helper_udiv(cpu_dst, cpu_src1, cpu_src2);
3041 if (xop & 0x10) {
3042 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3043 tcg_gen_movi_i32(cpu_cc_op, CC_OP_DIV);
3044 dc->cc_op = CC_OP_DIV;
3045 }
3046 break;
3047 case 0xf: /* sdiv */
3048 CHECK_IU_FEATURE(dc, DIV);
3049 gen_helper_sdiv(cpu_dst, cpu_src1, cpu_src2);
3050 if (xop & 0x10) {
3051 tcg_gen_mov_tl(cpu_cc_dst, cpu_dst);
3052 tcg_gen_movi_i32(cpu_cc_op, CC_OP_DIV);
3053 dc->cc_op = CC_OP_DIV;
3054 }
3055 break;
3056 default:
3057 goto illegal_insn;
3058 }
3059 gen_movl_TN_reg(rd, cpu_dst);
3060 } else {
3061 cpu_src1 = get_src1(insn, cpu_src1);
3062 cpu_src2 = get_src2(insn, cpu_src2);
3063 switch (xop) {
3064 case 0x20: /* taddcc */
3065 gen_op_tadd_cc(cpu_dst, cpu_src1, cpu_src2);
3066 gen_movl_TN_reg(rd, cpu_dst);
3067 tcg_gen_movi_i32(cpu_cc_op, CC_OP_TADD);
3068 dc->cc_op = CC_OP_TADD;
3069 break;
3070 case 0x21: /* tsubcc */
3071 gen_op_tsub_cc(cpu_dst, cpu_src1, cpu_src2);
3072 gen_movl_TN_reg(rd, cpu_dst);
3073 tcg_gen_movi_i32(cpu_cc_op, CC_OP_TSUB);
3074 dc->cc_op = CC_OP_TSUB;
3075 break;
3076 case 0x22: /* taddcctv */
3077 save_state(dc, cpu_cond);
3078 gen_op_tadd_ccTV(cpu_dst, cpu_src1, cpu_src2);
3079 gen_movl_TN_reg(rd, cpu_dst);
3080 tcg_gen_movi_i32(cpu_cc_op, CC_OP_TADDTV);
3081 dc->cc_op = CC_OP_TADDTV;
3082 break;
3083 case 0x23: /* tsubcctv */
3084 save_state(dc, cpu_cond);
3085 gen_op_tsub_ccTV(cpu_dst, cpu_src1, cpu_src2);
3086 gen_movl_TN_reg(rd, cpu_dst);
3087 tcg_gen_movi_i32(cpu_cc_op, CC_OP_TSUBTV);
3088 dc->cc_op = CC_OP_TSUBTV;
3089 break;
3090 case 0x24: /* mulscc */
3091 gen_helper_compute_psr();
3092 gen_op_mulscc(cpu_dst, cpu_src1, cpu_src2);
3093 gen_movl_TN_reg(rd, cpu_dst);
3094 tcg_gen_movi_i32(cpu_cc_op, CC_OP_ADD);
3095 dc->cc_op = CC_OP_ADD;
3096 break;
3097 #ifndef TARGET_SPARC64
3098 case 0x25: /* sll */
3099 if (IS_IMM) { /* immediate */
3100 simm = GET_FIELDs(insn, 20, 31);
3101 tcg_gen_shli_tl(cpu_dst, cpu_src1, simm & 0x1f);
3102 } else { /* register */
3103 tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
3104 tcg_gen_shl_tl(cpu_dst, cpu_src1, cpu_tmp0);
3105 }
3106 gen_movl_TN_reg(rd, cpu_dst);
3107 break;
3108 case 0x26: /* srl */
3109 if (IS_IMM) { /* immediate */
3110 simm = GET_FIELDs(insn, 20, 31);
3111 tcg_gen_shri_tl(cpu_dst, cpu_src1, simm & 0x1f);
3112 } else { /* register */
3113 tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
3114 tcg_gen_shr_tl(cpu_dst, cpu_src1, cpu_tmp0);
3115 }
3116 gen_movl_TN_reg(rd, cpu_dst);
3117 break;
3118 case 0x27: /* sra */
3119 if (IS_IMM) { /* immediate */
3120 simm = GET_FIELDs(insn, 20, 31);
3121 tcg_gen_sari_tl(cpu_dst, cpu_src1, simm & 0x1f);
3122 } else { /* register */
3123 tcg_gen_andi_tl(cpu_tmp0, cpu_src2, 0x1f);
3124 tcg_gen_sar_tl(cpu_dst, cpu_src1, cpu_tmp0);
3125 }
3126 gen_movl_TN_reg(rd, cpu_dst);
3127 break;
3128 #endif
3129 case 0x30:
3130 {
3131 switch(rd) {
3132 case 0: /* wry */
3133 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3134 tcg_gen_andi_tl(cpu_y, cpu_tmp0, 0xffffffff);
3135 break;
3136 #ifndef TARGET_SPARC64
3137 case 0x01 ... 0x0f: /* undefined in the
3138 SPARCv8 manual, nop
3139 on the microSPARC
3140 II */
3141 case 0x10 ... 0x1f: /* implementation-dependent
3142 in the SPARCv8
3143 manual, nop on the
3144 microSPARC II */
3145 break;
3146 #else
3147 case 0x2: /* V9 wrccr */
3148 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3149 gen_helper_wrccr(cpu_dst);
3150 tcg_gen_movi_i32(cpu_cc_op, CC_OP_FLAGS);
3151 dc->cc_op = CC_OP_FLAGS;
3152 break;
3153 case 0x3: /* V9 wrasi */
3154 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3155 tcg_gen_andi_tl(cpu_dst, cpu_dst, 0xff);
3156 tcg_gen_trunc_tl_i32(cpu_asi, cpu_dst);
3157 break;
3158 case 0x6: /* V9 wrfprs */
3159 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3160 tcg_gen_trunc_tl_i32(cpu_fprs, cpu_dst);
3161 save_state(dc, cpu_cond);
3162 gen_op_next_insn();
3163 tcg_gen_exit_tb(0);
3164 dc->is_br = 1;
3165 break;
3166 case 0xf: /* V9 sir, nop if user */
3167 #if !defined(CONFIG_USER_ONLY)
3168 if (supervisor(dc))
3169 ; // XXX
3170 #endif
3171 break;
3172 case 0x13: /* Graphics Status */
3173 if (gen_trap_ifnofpu(dc, cpu_cond))
3174 goto jmp_insn;
3175 tcg_gen_xor_tl(cpu_gsr, cpu_src1, cpu_src2);
3176 break;
3177 case 0x14: /* Softint set */
3178 if (!supervisor(dc))
3179 goto illegal_insn;
3180 tcg_gen_xor_tl(cpu_tmp64, cpu_src1, cpu_src2);
3181 gen_helper_set_softint(cpu_tmp64);
3182 break;
3183 case 0x15: /* Softint clear */
3184 if (!supervisor(dc))
3185 goto illegal_insn;
3186 tcg_gen_xor_tl(cpu_tmp64, cpu_src1, cpu_src2);
3187 gen_helper_clear_softint(cpu_tmp64);
3188 break;
3189 case 0x16: /* Softint write */
3190 if (!supervisor(dc))
3191 goto illegal_insn;
3192 tcg_gen_xor_tl(cpu_tmp64, cpu_src1, cpu_src2);
3193 gen_helper_write_softint(cpu_tmp64);
3194 break;
3195 case 0x17: /* Tick compare */
3196 #if !defined(CONFIG_USER_ONLY)
3197 if (!supervisor(dc))
3198 goto illegal_insn;
3199 #endif
3200 {
3201 TCGv_ptr r_tickptr;
3202
3203 tcg_gen_xor_tl(cpu_tick_cmpr, cpu_src1,
3204 cpu_src2);
3205 r_tickptr = tcg_temp_new_ptr();
3206 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3207 offsetof(CPUState, tick));
3208 gen_helper_tick_set_limit(r_tickptr,
3209 cpu_tick_cmpr);
3210 tcg_temp_free_ptr(r_tickptr);
3211 }
3212 break;
3213 case 0x18: /* System tick */
3214 #if !defined(CONFIG_USER_ONLY)
3215 if (!supervisor(dc))
3216 goto illegal_insn;
3217 #endif
3218 {
3219 TCGv_ptr r_tickptr;
3220
3221 tcg_gen_xor_tl(cpu_dst, cpu_src1,
3222 cpu_src2);
3223 r_tickptr = tcg_temp_new_ptr();
3224 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3225 offsetof(CPUState, stick));
3226 gen_helper_tick_set_count(r_tickptr,
3227 cpu_dst);
3228 tcg_temp_free_ptr(r_tickptr);
3229 }
3230 break;
3231 case 0x19: /* System tick compare */
3232 #if !defined(CONFIG_USER_ONLY)
3233 if (!supervisor(dc))
3234 goto illegal_insn;
3235 #endif
3236 {
3237 TCGv_ptr r_tickptr;
3238
3239 tcg_gen_xor_tl(cpu_stick_cmpr, cpu_src1,
3240 cpu_src2);
3241 r_tickptr = tcg_temp_new_ptr();
3242 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3243 offsetof(CPUState, stick));
3244 gen_helper_tick_set_limit(r_tickptr,
3245 cpu_stick_cmpr);
3246 tcg_temp_free_ptr(r_tickptr);
3247 }
3248 break;
3249
3250 case 0x10: /* Performance Control */
3251 case 0x11: /* Performance Instrumentation
3252 Counter */
3253 case 0x12: /* Dispatch Control */
3254 #endif
3255 default:
3256 goto illegal_insn;
3257 }
3258 }
3259 break;
3260 #if !defined(CONFIG_USER_ONLY)
3261 case 0x31: /* wrpsr, V9 saved, restored */
3262 {
3263 if (!supervisor(dc))
3264 goto priv_insn;
3265 #ifdef TARGET_SPARC64
3266 switch (rd) {
3267 case 0:
3268 gen_helper_saved();
3269 break;
3270 case 1:
3271 gen_helper_restored();
3272 break;
3273 case 2: /* UA2005 allclean */
3274 case 3: /* UA2005 otherw */
3275 case 4: /* UA2005 normalw */
3276 case 5: /* UA2005 invalw */
3277 // XXX
3278 default:
3279 goto illegal_insn;
3280 }
3281 #else
3282 tcg_gen_xor_tl(cpu_dst, cpu_src1, cpu_src2);
3283 gen_helper_wrpsr(cpu_dst);
3284 tcg_gen_movi_i32(cpu_cc_op, CC_OP_FLAGS);
3285 dc->cc_op = CC_OP_FLAGS;
3286 save_state(dc, cpu_cond);
3287 gen_op_next_insn();
3288 tcg_gen_exit_tb(0);
3289 dc->is_br = 1;
3290 #endif
3291 }
3292 break;
3293 case 0x32: /* wrwim, V9 wrpr */
3294 {
3295 if (!supervisor(dc))
3296 goto priv_insn;
3297 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3298 #ifdef TARGET_SPARC64
3299 switch (rd) {
3300 case 0: // tpc
3301 {
3302 TCGv_ptr r_tsptr;
3303
3304 r_tsptr = tcg_temp_new_ptr();
3305 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
3306 tcg_gen_st_tl(cpu_tmp0, r_tsptr,
3307 offsetof(trap_state, tpc));
3308 tcg_temp_free_ptr(r_tsptr);
3309 }
3310 break;
3311 case 1: // tnpc
3312 {
3313 TCGv_ptr r_tsptr;
3314
3315 r_tsptr = tcg_temp_new_ptr();
3316 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
3317 tcg_gen_st_tl(cpu_tmp0, r_tsptr,
3318 offsetof(trap_state, tnpc));
3319 tcg_temp_free_ptr(r_tsptr);
3320 }
3321 break;
3322 case 2: // tstate
3323 {
3324 TCGv_ptr r_tsptr;
3325
3326 r_tsptr = tcg_temp_new_ptr();
3327 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
3328 tcg_gen_st_tl(cpu_tmp0, r_tsptr,
3329 offsetof(trap_state,
3330 tstate));
3331 tcg_temp_free_ptr(r_tsptr);
3332 }
3333 break;
3334 case 3: // tt
3335 {
3336 TCGv_ptr r_tsptr;
3337
3338 r_tsptr = tcg_temp_new_ptr();
3339 gen_load_trap_state_at_tl(r_tsptr, cpu_env);
3340 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3341 tcg_gen_st_i32(cpu_tmp32, r_tsptr,
3342 offsetof(trap_state, tt));
3343 tcg_temp_free_ptr(r_tsptr);
3344 }
3345 break;
3346 case 4: // tick
3347 {
3348 TCGv_ptr r_tickptr;
3349
3350 r_tickptr = tcg_temp_new_ptr();
3351 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3352 offsetof(CPUState, tick));
3353 gen_helper_tick_set_count(r_tickptr,
3354 cpu_tmp0);
3355 tcg_temp_free_ptr(r_tickptr);
3356 }
3357 break;
3358 case 5: // tba
3359 tcg_gen_mov_tl(cpu_tbr, cpu_tmp0);
3360 break;
3361 case 6: // pstate
3362 save_state(dc, cpu_cond);
3363 gen_helper_wrpstate(cpu_tmp0);
3364 gen_op_next_insn();
3365 tcg_gen_exit_tb(0);
3366 dc->is_br = 1;
3367 break;
3368 case 7: // tl
3369 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3370 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3371 offsetof(CPUSPARCState, tl));
3372 break;
3373 case 8: // pil
3374 gen_helper_wrpil(cpu_tmp0);
3375 break;
3376 case 9: // cwp
3377 gen_helper_wrcwp(cpu_tmp0);
3378 break;
3379 case 10: // cansave
3380 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3381 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3382 offsetof(CPUSPARCState,
3383 cansave));
3384 break;
3385 case 11: // canrestore
3386 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3387 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3388 offsetof(CPUSPARCState,
3389 canrestore));
3390 break;
3391 case 12: // cleanwin
3392 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3393 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3394 offsetof(CPUSPARCState,
3395 cleanwin));
3396 break;
3397 case 13: // otherwin
3398 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3399 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3400 offsetof(CPUSPARCState,
3401 otherwin));
3402 break;
3403 case 14: // wstate
3404 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3405 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3406 offsetof(CPUSPARCState,
3407 wstate));
3408 break;
3409 case 16: // UA2005 gl
3410 CHECK_IU_FEATURE(dc, GL);
3411 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3412 tcg_gen_st_i32(cpu_tmp32, cpu_env,
3413 offsetof(CPUSPARCState, gl));
3414 break;
3415 case 26: // UA2005 strand status
3416 CHECK_IU_FEATURE(dc, HYPV);
3417 if (!hypervisor(dc))
3418 goto priv_insn;
3419 tcg_gen_mov_tl(cpu_ssr, cpu_tmp0);
3420 break;
3421 default:
3422 goto illegal_insn;
3423 }
3424 #else
3425 tcg_gen_trunc_tl_i32(cpu_tmp32, cpu_tmp0);
3426 if (dc->def->nwindows != 32)
3427 tcg_gen_andi_tl(cpu_tmp32, cpu_tmp32,
3428 (1 << dc->def->nwindows) - 1);
3429 tcg_gen_mov_i32(cpu_wim, cpu_tmp32);
3430 #endif
3431 }
3432 break;
3433 case 0x33: /* wrtbr, UA2005 wrhpr */
3434 {
3435 #ifndef TARGET_SPARC64
3436 if (!supervisor(dc))
3437 goto priv_insn;
3438 tcg_gen_xor_tl(cpu_tbr, cpu_src1, cpu_src2);
3439 #else
3440 CHECK_IU_FEATURE(dc, HYPV);
3441 if (!hypervisor(dc))
3442 goto priv_insn;
3443 tcg_gen_xor_tl(cpu_tmp0, cpu_src1, cpu_src2);
3444 switch (rd) {
3445 case 0: // hpstate
3446 // XXX gen_op_wrhpstate();
3447 save_state(dc, cpu_cond);
3448 gen_op_next_insn();
3449 tcg_gen_exit_tb(0);
3450 dc->is_br = 1;
3451 break;
3452 case 1: // htstate
3453 // XXX gen_op_wrhtstate();
3454 break;
3455 case 3: // hintp
3456 tcg_gen_mov_tl(cpu_hintp, cpu_tmp0);
3457 break;
3458 case 5: // htba
3459 tcg_gen_mov_tl(cpu_htba, cpu_tmp0);
3460 break;
3461 case 31: // hstick_cmpr
3462 {
3463 TCGv_ptr r_tickptr;
3464
3465 tcg_gen_mov_tl(cpu_hstick_cmpr, cpu_tmp0);
3466 r_tickptr = tcg_temp_new_ptr();
3467 tcg_gen_ld_ptr(r_tickptr, cpu_env,
3468 offsetof(CPUState, hstick));
3469 gen_helper_tick_set_limit(r_tickptr,
3470 cpu_hstick_cmpr);
3471 tcg_temp_free_ptr(r_tickptr);
3472 }
3473 break;
3474 case 6: // hver readonly
3475 default:
3476 goto illegal_insn;
3477 }
3478 #endif
3479 }
3480 break;
3481 #endif
3482 #ifdef TARGET_SPARC64
3483 case 0x2c: /* V9 movcc */
3484 {
3485 int cc = GET_FIELD_SP(insn, 11, 12);
3486 int cond = GET_FIELD_SP(insn, 14, 17);
3487 TCGv r_cond;
3488 int l1;
3489
3490 r_cond = tcg_temp_new();
3491 if (insn & (1 << 18)) {
3492 if (cc == 0)
3493 gen_cond(r_cond, 0, cond, dc);
3494 else if (cc == 2)
3495 gen_cond(r_cond, 1, cond, dc);
3496 else
3497 goto illegal_insn;
3498 } else {
3499 gen_fcond(r_cond, cc, cond);
3500 }
3501
3502 l1 = gen_new_label();
3503
3504 tcg_gen_brcondi_tl(TCG_COND_EQ, r_cond, 0, l1);
3505 if (IS_IMM) { /* immediate */
3506 TCGv r_const;
3507
3508 simm = GET_FIELD_SPs(insn, 0, 10);
3509 r_const = tcg_const_tl(simm);
3510 gen_movl_TN_reg(rd, r_const);
3511 tcg_temp_free(r_const);
3512 } else {
3513 rs2 = GET_FIELD_SP(insn, 0, 4);
3514 gen_movl_reg_TN(rs2, cpu_tmp0);
3515 gen_movl_TN_reg(rd, cpu_tmp0);
3516 }
3517 gen_set_label(l1);
3518 tcg_temp_free(r_cond);
3519 break;
3520 }
3521 case 0x2d: /* V9 sdivx */
3522 gen_op_sdivx(cpu_dst, cpu_src1, cpu_src2);
3523 gen_movl_TN_reg(rd, cpu_dst);
3524 break;
3525 case 0x2e: /* V9 popc */
3526 {
3527 cpu_src2 = get_src2(insn, cpu_src2);
3528 gen_helper_popc(cpu_dst, cpu_src2);
3529 gen_movl_TN_reg(rd, cpu_dst);
3530 }
3531 case 0x2f: /* V9 movr */
3532 {
3533 int cond = GET_FIELD_SP(insn, 10, 12);
3534 int l1;
3535
3536 cpu_src1 = get_src1(insn, cpu_src1);
3537
3538 l1 = gen_new_label();
3539
3540 tcg_gen_brcondi_tl(gen_tcg_cond_reg[cond],
3541 cpu_src1, 0, l1);
3542 if (IS_IMM) { /* immediate */
3543 TCGv r_const;
3544
3545 simm = GET_FIELD_SPs(insn, 0, 9);
3546 r_const = tcg_const_tl(simm);
3547 gen_movl_TN_reg(rd, r_const);
3548 tcg_temp_free(r_const);
3549 } else {
3550 rs2 = GET_FIELD_SP(insn, 0, 4);
3551 gen_movl_reg_TN(rs2, cpu_tmp0);
3552 gen_movl_TN_reg(rd, cpu_tmp0);
3553 }
3554 gen_set_label(l1);
3555 break;
3556 }
3557 #endif
3558 default:
3559 goto illegal_insn;
3560 }
3561 }
3562 } else if (xop == 0x36) { /* UltraSparc shutdown, VIS, V8 CPop1 */
3563 #ifdef TARGET_SPARC64
3564 int opf = GET_FIELD_SP(insn, 5, 13);
3565 rs1 = GET_FIELD(insn, 13, 17);
3566 rs2 = GET_FIELD(insn, 27, 31);
3567 if (gen_trap_ifnofpu(dc, cpu_cond))
3568 goto jmp_insn;
3569
3570 switch (opf) {
3571 case 0x000: /* VIS I edge8cc */
3572 case 0x001: /* VIS II edge8n */
3573 case 0x002: /* VIS I edge8lcc */
3574 case 0x003: /* VIS II edge8ln */
3575 case 0x004: /* VIS I edge16cc */
3576 case 0x005: /* VIS II edge16n */
3577 case 0x006: /* VIS I edge16lcc */
3578 case 0x007: /* VIS II edge16ln */
3579 case 0x008: /* VIS I edge32cc */
3580 case 0x009: /* VIS II edge32n */
3581 case 0x00a: /* VIS I edge32lcc */
3582 case 0x00b: /* VIS II edge32ln */
3583 // XXX
3584 goto illegal_insn;
3585 case 0x010: /* VIS I array8 */
3586 CHECK_FPU_FEATURE(dc, VIS1);
3587 cpu_src1 = get_src1(insn, cpu_src1);
3588 gen_movl_reg_TN(rs2, cpu_src2);
3589 gen_helper_array8(cpu_dst, cpu_src1, cpu_src2);
3590 gen_movl_TN_reg(rd, cpu_dst);
3591 break;
3592 case 0x012: /* VIS I array16 */
3593 CHECK_FPU_FEATURE(dc, VIS1);
3594 cpu_src1 = get_src1(insn, cpu_src1);
3595 gen_movl_reg_TN(rs2, cpu_src2);
3596 gen_helper_array8(cpu_dst, cpu_src1, cpu_src2);
3597 tcg_gen_shli_i64(cpu_dst, cpu_dst, 1);
3598 gen_movl_TN_reg(rd, cpu_dst);
3599 break;
3600 case 0x014: /* VIS I array32 */
3601 CHECK_FPU_FEATURE(dc, VIS1);
3602 cpu_src1 = get_src1(insn, cpu_src1);
3603 gen_movl_reg_TN(rs2, cpu_src2);
3604 gen_helper_array8(cpu_dst, cpu_src1, cpu_src2);
3605 tcg_gen_shli_i64(cpu_dst, cpu_dst, 2);
3606 gen_movl_TN_reg(rd, cpu_dst);
3607 break;
3608 case 0x018: /* VIS I alignaddr */
3609 CHECK_FPU_FEATURE(dc, VIS1);
3610 cpu_src1 = get_src1(insn, cpu_src1);
3611 gen_movl_reg_TN(rs2, cpu_src2);
3612 gen_helper_alignaddr(cpu_dst, cpu_src1, cpu_src2);
3613 gen_movl_TN_reg(rd, cpu_dst);
3614 break;
3615 case 0x019: /* VIS II bmask */
3616 case 0x01a: /* VIS I alignaddrl */
3617 // XXX
3618 goto illegal_insn;
3619 case 0x020: /* VIS I fcmple16 */
3620 CHECK_FPU_FEATURE(dc, VIS1);
3621 gen_op_load_fpr_DT0(DFPREG(rs1));
3622 gen_op_load_fpr_DT1(DFPREG(rs2));
3623 gen_helper_fcmple16();
3624 gen_op_store_DT0_fpr(DFPREG(rd));
3625 break;
3626 case 0x022: /* VIS I fcmpne16 */
3627 CHECK_FPU_FEATURE(dc, VIS1);
3628 gen_op_load_fpr_DT0(DFPREG(rs1));
3629 gen_op_load_fpr_DT1(DFPREG(rs2));
3630 gen_helper_fcmpne16();
3631 gen_op_store_DT0_fpr(DFPREG(rd));
3632 break;
3633 case 0x024: /* VIS I fcmple32 */
3634 CHECK_FPU_FEATURE(dc, VIS1);
3635 gen_op_load_fpr_DT0(DFPREG(rs1));
3636 gen_op_load_fpr_DT1(DFPREG(rs2));
3637 gen_helper_fcmple32();
3638 gen_op_store_DT0_fpr(DFPREG(rd));
3639 break;
3640 case 0x026: /* VIS I fcmpne32 */
3641 CHECK_FPU_FEATURE(dc, VIS1);
3642 gen_op_load_fpr_DT0(DFPREG(rs1));
3643 gen_op_load_fpr_DT1(DFPREG(rs2));
3644 gen_helper_fcmpne32();
3645 gen_op_store_DT0_fpr(DFPREG(rd));
3646 break;
3647 case 0x028: /* VIS I fcmpgt16 */
3648 CHECK_FPU_FEATURE(dc, VIS1);
3649 gen_op_load_fpr_DT0(DFPREG(rs1));
3650 gen_op_load_fpr_DT1(DFPREG(rs2));
3651 gen_helper_fcmpgt16();
3652 gen_op_store_DT0_fpr(DFPREG(rd));
3653 break;
3654 case 0x02a: /* VIS I fcmpeq16 */
3655 CHECK_FPU_FEATURE(dc, VIS1);
3656 gen_op_load_fpr_DT0(DFPREG(rs1));
3657 gen_op_load_fpr_DT1(DFPREG(rs2));
3658 gen_helper_fcmpeq16();
3659 gen_op_store_DT0_fpr(DFPREG(rd));
3660 break;
3661 case 0x02c: /* VIS I fcmpgt32 */
3662 CHECK_FPU_FEATURE(dc, VIS1);
3663 gen_op_load_fpr_DT0(DFPREG(rs1));
3664 gen_op_load_fpr_DT1(DFPREG(rs2));
3665 gen_helper_fcmpgt32();
3666 gen_op_store_DT0_fpr(DFPREG(rd));
3667 break;
3668 case 0x02e: /* VIS I fcmpeq32 */
3669 CHECK_FPU_FEATURE(dc, VIS1);
3670 gen_op_load_fpr_DT0(DFPREG(rs1));
3671 gen_op_load_fpr_DT1(DFPREG(rs2));
3672 gen_helper_fcmpeq32();
3673 gen_op_store_DT0_fpr(DFPREG(rd));
3674 break;
3675 case 0x031: /* VIS I fmul8x16 */
3676 CHECK_FPU_FEATURE(dc, VIS1);
3677 gen_op_load_fpr_DT0(DFPREG(rs1));
3678 gen_op_load_fpr_DT1(DFPREG(rs2));
3679 gen_helper_fmul8x16();
3680 gen_op_store_DT0_fpr(DFPREG(rd));
3681 break;
3682 case 0x033: /* VIS I fmul8x16au */
3683 CHECK_FPU_FEATURE(dc, VIS1);
3684 gen_op_load_fpr_DT0(DFPREG(rs1));
3685 gen_op_load_fpr_DT1(DFPREG(rs2));
3686 gen_helper_fmul8x16au();
3687 gen_op_store_DT0_fpr(DFPREG(rd));
3688 break;
3689 case 0x035: /* VIS I fmul8x16al */
3690 CHECK_FPU_FEATURE(dc, VIS1);
3691 gen_op_load_fpr_DT0(DFPREG(rs1));
3692 gen_op_load_fpr_DT1(DFPREG(rs2));
3693 gen_helper_fmul8x16al();
3694 gen_op_store_DT0_fpr(DFPREG(rd));
3695 break;
3696 case 0x036: /* VIS I fmul8sux16 */
3697 CHECK_FPU_FEATURE(dc, VIS1);
3698 gen_op_load_fpr_DT0(DFPREG(rs1));
3699 gen_op_load_fpr_DT1(DFPREG(rs2));
3700 gen_helper_fmul8sux16();
3701 gen_op_store_DT0_fpr(DFPREG(rd));
3702 break;
3703 case 0x037: /* VIS I fmul8ulx16 */
3704 CHECK_FPU_FEATURE(dc, VIS1);
3705 gen_op_load_fpr_DT0(DFPREG(rs1));
3706 gen_op_load_fpr_DT1(DFPREG(rs2));
3707 gen_helper_fmul8ulx16();
3708 gen_op_store_DT0_fpr(DFPREG(rd));
3709 break;
3710 case 0x038: /* VIS I fmuld8sux16 */
3711 CHECK_FPU_FEATURE(dc, VIS1);
3712 gen_op_load_fpr_DT0(DFPREG(rs1));
3713 gen_op_load_fpr_DT1(DFPREG(rs2));
3714 gen_helper_fmuld8sux16();
3715 gen_op_store_DT0_fpr(DFPREG(rd));
3716 break;
3717 case 0x039: /* VIS I fmuld8ulx16 */
3718 CHECK_FPU_FEATURE(dc, VIS1);
3719 gen_op_load_fpr_DT0(DFPREG(rs1));
3720 gen_op_load_fpr_DT1(DFPREG(rs2));
3721 gen_helper_fmuld8ulx16();
3722 gen_op_store_DT0_fpr(DFPREG(rd));
3723 break;
3724 case 0x03a: /* VIS I fpack32 */
3725 case 0x03b: /* VIS I fpack16 */
3726 case 0x03d: /* VIS I fpackfix */
3727 case 0x03e: /* VIS I pdist */
3728 // XXX
3729 goto illegal_insn;
3730 case 0x048: /* VIS I faligndata */
3731 CHECK_FPU_FEATURE(dc, VIS1);
3732 gen_op_load_fpr_DT0(DFPREG(rs1));
3733 gen_op_load_fpr_DT1(DFPREG(rs2));
3734 gen_helper_faligndata();
3735 gen_op_store_DT0_fpr(DFPREG(rd));
3736 break;
3737 case 0x04b: /* VIS I fpmerge */
3738 CHECK_FPU_FEATURE(dc, VIS1);
3739 gen_op_load_fpr_DT0(DFPREG(rs1));
3740 gen_op_load_fpr_DT1(DFPREG(rs2));
3741 gen_helper_fpmerge();
3742 gen_op_store_DT0_fpr(DFPREG(rd));
3743 break;
3744 case 0x04c: /* VIS II bshuffle */
3745 // XXX
3746 goto illegal_insn;
3747 case 0x04d: /* VIS I fexpand */
3748 CHECK_FPU_FEATURE(dc, VIS1);
3749 gen_op_load_fpr_DT0(DFPREG(rs1));
3750 gen_op_load_fpr_DT1(DFPREG(rs2));
3751 gen_helper_fexpand();
3752 gen_op_store_DT0_fpr(DFPREG(rd));
3753 break;
3754 case 0x050: /* VIS I fpadd16 */
3755 CHECK_FPU_FEATURE(dc, VIS1);
3756 gen_op_load_fpr_DT0(DFPREG(rs1));
3757 gen_op_load_fpr_DT1(DFPREG(rs2));
3758 gen_helper_fpadd16();
3759 gen_op_store_DT0_fpr(DFPREG(rd));
3760 break;
3761 case 0x051: /* VIS I fpadd16s */
3762 CHECK_FPU_FEATURE(dc, VIS1);
3763 gen_helper_fpadd16s(cpu_fpr[rd],
3764 cpu_fpr[rs1], cpu_fpr[rs2]);
3765 break;
3766 case 0x052: /* VIS I fpadd32 */
3767 CHECK_FPU_FEATURE(dc, VIS1);
3768 gen_op_load_fpr_DT0(DFPREG(rs1));
3769 gen_op_load_fpr_DT1(DFPREG(rs2));
3770 gen_helper_fpadd32();
3771 gen_op_store_DT0_fpr(DFPREG(rd));
3772 break;
3773 case 0x053: /* VIS I fpadd32s */
3774 CHECK_FPU_FEATURE(dc, VIS1);
3775 gen_helper_fpadd32s(cpu_fpr[rd],
3776 cpu_fpr[rs1], cpu_fpr[rs2]);
3777 break;
3778 case 0x054: /* VIS I fpsub16 */
3779 CHECK_FPU_FEATURE(dc, VIS1);
3780 gen_op_load_fpr_DT0(DFPREG(rs1));
3781 gen_op_load_fpr_DT1(DFPREG(rs2));
3782 gen_helper_fpsub16();
3783 gen_op_store_DT0_fpr(DFPREG(rd));
3784 break;
3785 case 0x055: /* VIS I fpsub16s */
3786 CHECK_FPU_FEATURE(dc, VIS1);
3787 gen_helper_fpsub16s(cpu_fpr[rd],
3788 cpu_fpr[rs1], cpu_fpr[rs2]);
3789 break;
3790 case 0x056: /* VIS I fpsub32 */
3791 CHECK_FPU_FEATURE(dc, VIS1);
3792 gen_op_load_fpr_DT0(DFPREG(rs1));
3793 gen_op_load_fpr_DT1(DFPREG(rs2));
3794 gen_helper_fpsub32();
3795 gen_op_store_DT0_fpr(DFPREG(rd));
3796 break;
3797 case 0x057: /* VIS I fpsub32s */
3798 CHECK_FPU_FEATURE(dc, VIS1);
3799 gen_helper_fpsub32s(cpu_fpr[rd],
3800 cpu_fpr[rs1], cpu_fpr[rs2]);
3801 break;
3802 case 0x060: /* VIS I fzero */
3803 CHECK_FPU_FEATURE(dc, VIS1);
3804 tcg_gen_movi_i32(cpu_fpr[DFPREG(rd)], 0);
3805 tcg_gen_movi_i32(cpu_fpr[DFPREG(rd) + 1], 0);
3806 break;
3807 case 0x061: /* VIS I fzeros */
3808 CHECK_FPU_FEATURE(dc, VIS1);
3809 tcg_gen_movi_i32(cpu_fpr[rd], 0);
3810 break;
3811 case 0x062: /* VIS I fnor */
3812 CHECK_FPU_FEATURE(dc, VIS1);
3813 tcg_gen_nor_i32(cpu_tmp32, cpu_fpr[DFPREG(rs1)],
3814 cpu_fpr[DFPREG(rs2)]);
3815 tcg_gen_nor_i32(cpu_tmp32, cpu_fpr[DFPREG(rs1) + 1],
3816 cpu_fpr[DFPREG(rs2) + 1]);
3817 break;
3818 case 0x063: /* VIS I fnors */
3819 CHECK_FPU_FEATURE(dc, VIS1);
3820 tcg_gen_nor_i32(cpu_tmp32, cpu_fpr[rs1], cpu_fpr[rs2]);
3821 break;
3822 case 0x064: /* VIS I fandnot2 */
3823 CHECK_FPU_FEATURE(dc, VIS1);
3824 tcg_gen_andc_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)],
3825 cpu_fpr[DFPREG(rs2)]);
3826 tcg_gen_andc_i32(cpu_fpr[DFPREG(rd) + 1],
3827 cpu_fpr[DFPREG(rs1) + 1],
3828 cpu_fpr[DFPREG(rs2) + 1]);
3829 break;
3830 case 0x065: /* VIS I fandnot2s */
3831 CHECK_FPU_FEATURE(dc, VIS1);
3832 tcg_gen_andc_i32(cpu_fpr[rd], cpu_fpr[rs1], cpu_fpr[rs2]);
3833 break;
3834 case 0x066: /* VIS I fnot2 */
3835 CHECK_FPU_FEATURE(dc, VIS1);
3836 tcg_gen_not_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs2)]);
3837 tcg_gen_not_i32(cpu_fpr[DFPREG(rd) + 1],
3838 cpu_fpr[DFPREG(rs2) + 1]);
3839 break;
3840 case 0x067: /* VIS I fnot2s */
3841 CHECK_FPU_FEATURE(dc, VIS1);
3842 tcg_gen_not_i32(cpu_fpr[rd], cpu_fpr[rs2]);
3843 break;
3844 case 0x068: /* VIS I fandnot1 */
3845 CHECK_FPU_FEATURE(dc, VIS1);
3846 tcg_gen_andc_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs2)],
3847 cpu_fpr[DFPREG(rs1)]);
3848 tcg_gen_andc_i32(cpu_fpr[DFPREG(rd) + 1],
3849 cpu_fpr[DFPREG(rs2) + 1],
3850 cpu_fpr[DFPREG(rs1) + 1]);
3851 break;
3852 case 0x069: /* VIS I fandnot1s */
3853 CHECK_FPU_FEATURE(dc, VIS1);
3854 tcg_gen_andc_i32(cpu_fpr[rd], cpu_fpr[rs2], cpu_fpr[rs1]);
3855 break;
3856 case 0x06a: /* VIS I fnot1 */
3857 CHECK_FPU_FEATURE(dc, VIS1);
3858 tcg_gen_not_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)]);
3859 tcg_gen_not_i32(cpu_fpr[DFPREG(rd) + 1],
3860 cpu_fpr[DFPREG(rs1) + 1]);
3861 break;
3862 case 0x06b: /* VIS I fnot1s */
3863 CHECK_FPU_FEATURE(dc, VIS1);
3864 tcg_gen_not_i32(cpu_fpr[rd], cpu_fpr[rs1]);
3865 break;
3866 case 0x06c: /* VIS I fxor */
3867 CHECK_FPU_FEATURE(dc, VIS1);
3868 tcg_gen_xor_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)],
3869 cpu_fpr[DFPREG(rs2)]);
3870 tcg_gen_xor_i32(cpu_fpr[DFPREG(rd) + 1],
3871 cpu_fpr[DFPREG(rs1) + 1],
3872 cpu_fpr[DFPREG(rs2) + 1]);
3873 break;
3874 case 0x06d: /* VIS I fxors */
3875 CHECK_FPU_FEATURE(dc, VIS1);
3876 tcg_gen_xor_i32(cpu_fpr[rd], cpu_fpr[rs1], cpu_fpr[rs2]);
3877 break;
3878 case 0x06e: /* VIS I fnand */
3879 CHECK_FPU_FEATURE(dc, VIS1);
3880 tcg_gen_nand_i32(cpu_tmp32, cpu_fpr[DFPREG(rs1)],
3881 cpu_fpr[DFPREG(rs2)]);
3882 tcg_gen_nand_i32(cpu_tmp32, cpu_fpr[DFPREG(rs1) + 1],
3883 cpu_fpr[DFPREG(rs2) + 1]);
3884 break;
3885 case 0x06f: /* VIS I fnands */
3886 CHECK_FPU_FEATURE(dc, VIS1);
3887 tcg_gen_nand_i32(cpu_tmp32, cpu_fpr[rs1], cpu_fpr[rs2]);
3888 break;
3889 case 0x070: /* VIS I fand */
3890 CHECK_FPU_FEATURE(dc, VIS1);
3891 tcg_gen_and_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)],
3892 cpu_fpr[DFPREG(rs2)]);
3893 tcg_gen_and_i32(cpu_fpr[DFPREG(rd) + 1],
3894 cpu_fpr[DFPREG(rs1) + 1],
3895 cpu_fpr[DFPREG(rs2) + 1]);
3896 break;
3897 case 0x071: /* VIS I fands */
3898 CHECK_FPU_FEATURE(dc, VIS1);
3899 tcg_gen_and_i32(cpu_fpr[rd], cpu_fpr[rs1], cpu_fpr[rs2]);
3900 break;
3901 case 0x072: /* VIS I fxnor */
3902 CHECK_FPU_FEATURE(dc, VIS1);
3903 tcg_gen_xori_i32(cpu_tmp32, cpu_fpr[DFPREG(rs2)], -1);
3904 tcg_gen_xor_i32(cpu_fpr[DFPREG(rd)], cpu_tmp32,
3905 cpu_fpr[DFPREG(rs1)]);
3906 tcg_gen_xori_i32(cpu_tmp32, cpu_fpr[DFPREG(rs2) + 1], -1);
3907 tcg_gen_xor_i32(cpu_fpr[DFPREG(rd) + 1], cpu_tmp32,
3908 cpu_fpr[DFPREG(rs1) + 1]);
3909 break;
3910 case 0x073: /* VIS I fxnors */
3911 CHECK_FPU_FEATURE(dc, VIS1);
3912 tcg_gen_xori_i32(cpu_tmp32, cpu_fpr[rs2], -1);
3913 tcg_gen_xor_i32(cpu_fpr[rd], cpu_tmp32, cpu_fpr[rs1]);
3914 break;
3915 case 0x074: /* VIS I fsrc1 */
3916 CHECK_FPU_FEATURE(dc, VIS1);
3917 tcg_gen_mov_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)]);
3918 tcg_gen_mov_i32(cpu_fpr[DFPREG(rd) + 1],
3919 cpu_fpr[DFPREG(rs1) + 1]);
3920 break;
3921 case 0x075: /* VIS I fsrc1s */
3922 CHECK_FPU_FEATURE(dc, VIS1);
3923 tcg_gen_mov_i32(cpu_fpr[rd], cpu_fpr[rs1]);
3924 break;
3925 case 0x076: /* VIS I fornot2 */
3926 CHECK_FPU_FEATURE(dc, VIS1);
3927 tcg_gen_orc_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)],
3928 cpu_fpr[DFPREG(rs2)]);
3929 tcg_gen_orc_i32(cpu_fpr[DFPREG(rd) + 1],
3930 cpu_fpr[DFPREG(rs1) + 1],
3931 cpu_fpr[DFPREG(rs2) + 1]);
3932 break;
3933 case 0x077: /* VIS I fornot2s */
3934 CHECK_FPU_FEATURE(dc, VIS1);
3935 tcg_gen_orc_i32(cpu_fpr[rd], cpu_fpr[rs1], cpu_fpr[rs2]);
3936 break;
3937 case 0x078: /* VIS I fsrc2 */
3938 CHECK_FPU_FEATURE(dc, VIS1);
3939 gen_op_load_fpr_DT0(DFPREG(rs2));
3940 gen_op_store_DT0_fpr(DFPREG(rd));
3941 break;
3942 case 0x079: /* VIS I fsrc2s */
3943 CHECK_FPU_FEATURE(dc, VIS1);
3944 tcg_gen_mov_i32(cpu_fpr[rd], cpu_fpr[rs2]);
3945 break;
3946 case 0x07a: /* VIS I fornot1 */
3947 CHECK_FPU_FEATURE(dc, VIS1);
3948 tcg_gen_orc_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs2)],
3949 cpu_fpr[DFPREG(rs1)]);
3950 tcg_gen_orc_i32(cpu_fpr[DFPREG(rd) + 1],
3951 cpu_fpr[DFPREG(rs2) + 1],
3952 cpu_fpr[DFPREG(rs1) + 1]);
3953 break;
3954 case 0x07b: /* VIS I fornot1s */
3955 CHECK_FPU_FEATURE(dc, VIS1);
3956 tcg_gen_orc_i32(cpu_fpr[rd], cpu_fpr[rs2], cpu_fpr[rs1]);
3957 break;
3958 case 0x07c: /* VIS I for */
3959 CHECK_FPU_FEATURE(dc, VIS1);
3960 tcg_gen_or_i32(cpu_fpr[DFPREG(rd)], cpu_fpr[DFPREG(rs1)],
3961 cpu_fpr[DFPREG(rs2)]);
3962 tcg_gen_or_i32(cpu_fpr[DFPREG(rd) + 1],
3963 cpu_fpr[DFPREG(rs1) + 1],
3964 cpu_fpr[DFPREG(rs2) + 1]);
3965 break;
3966 case 0x07d: /* VIS I fors */
3967 CHECK_FPU_FEATURE(dc, VIS1);
3968 tcg_gen_or_i32(cpu_fpr[rd], cpu_fpr[rs1], cpu_fpr[rs2]);
3969 break;
3970 case 0x07e: /* VIS I fone */
3971 CHECK_FPU_FEATURE(dc, VIS1);
3972 tcg_gen_movi_i32(cpu_fpr[DFPREG(rd)], -1);
3973 tcg_gen_movi_i32(cpu_fpr[DFPREG(rd) + 1], -1);
3974 break;
3975 case 0x07f: /* VIS I fones */
3976 CHECK_FPU_FEATURE(dc, VIS1);
3977 tcg_gen_movi_i32(cpu_fpr[rd], -1);
3978 break;
3979 case 0x080: /* VIS I shutdown */
3980 case 0x081: /* VIS II siam */
3981 // XXX
3982 goto illegal_insn;
3983 default:
3984 goto illegal_insn;
3985 }
3986 #else
3987 goto ncp_insn;
3988 #endif
3989 } else if (xop == 0x37) { /* V8 CPop2, V9 impdep2 */
3990 #ifdef TARGET_SPARC64
3991 goto illegal_insn;
3992 #else
3993 goto ncp_insn;
3994 #endif
3995 #ifdef TARGET_SPARC64
3996 } else if (xop == 0x39) { /* V9 return */
3997 TCGv_i32 r_const;
3998
3999 save_state(dc, cpu_cond);
4000 cpu_src1 = get_src1(insn, cpu_src1);
4001 if (IS_IMM) { /* immediate */
4002 simm = GET_FIELDs(insn, 19, 31);
4003 tcg_gen_addi_tl(cpu_dst, cpu_src1, simm);
4004 } else { /* register */
4005 rs2 = GET_FIELD(insn, 27, 31);
4006 if (rs2) {
4007 gen_movl_reg_TN(rs2, cpu_src2);
4008 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
4009 } else
4010 tcg_gen_mov_tl(cpu_dst, cpu_src1);
4011 }
4012 gen_helper_restore();
4013 gen_mov_pc_npc(dc, cpu_cond);
4014 r_const = tcg_const_i32(3);
4015 gen_helper_check_align(cpu_dst, r_const);
4016 tcg_temp_free_i32(r_const);
4017 tcg_gen_mov_tl(cpu_npc, cpu_dst);
4018 dc->npc = DYNAMIC_PC;
4019 goto jmp_insn;
4020 #endif
4021 } else {
4022 cpu_src1 = get_src1(insn, cpu_src1);
4023 if (IS_IMM) { /* immediate */
4024 simm = GET_FIELDs(insn, 19, 31);
4025 tcg_gen_addi_tl(cpu_dst, cpu_src1, simm);
4026 } else { /* register */
4027 rs2 = GET_FIELD(insn, 27, 31);
4028 if (rs2) {
4029 gen_movl_reg_TN(rs2, cpu_src2);
4030 tcg_gen_add_tl(cpu_dst, cpu_src1, cpu_src2);
4031 } else
4032 tcg_gen_mov_tl(cpu_dst, cpu_src1);
4033 }
4034 switch (xop) {
4035 case 0x38: /* jmpl */
4036 {
4037 TCGv r_pc;
4038 TCGv_i32 r_const;
4039
4040 r_pc = tcg_const_tl(dc->pc);
4041 gen_movl_TN_reg(rd, r_pc);
4042 tcg_temp_free(r_pc);
4043 gen_mov_pc_npc(dc, cpu_cond);
4044 r_const = tcg_const_i32(3);
4045 gen_helper_check_align(cpu_dst, r_const);
4046 tcg_temp_free_i32(r_const);
4047 tcg_gen_mov_tl(cpu_npc, cpu_dst);
4048 dc->npc = DYNAMIC_PC;
4049 }
4050 goto jmp_insn;
4051 #if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64)
4052 case 0x39: /* rett, V9 return */
4053 {
4054 TCGv_i32 r_const;
4055
4056 if (!supervisor(dc))
4057 goto priv_insn;
4058 gen_mov_pc_npc(dc, cpu_cond);
4059 r_const = tcg_const_i32(3);
4060 gen_helper_check_align(cpu_dst, r_const);
4061 tcg_temp_free_i32(r_const);
4062 tcg_gen_mov_tl(cpu_npc, cpu_dst);
4063 dc->npc = DYNAMIC_PC;
4064 gen_helper_rett();
4065 }
4066 goto jmp_insn;
4067 #endif
4068 case 0x3b: /* flush */
4069 if (!((dc)->def->features & CPU_FEATURE_FLUSH))
4070 goto unimp_flush;
4071 gen_helper_flush(cpu_dst);
4072 break;
4073 case 0x3c: /* save */
4074 save_state(dc, cpu_cond);
4075 gen_helper_save();
4076 gen_movl_TN_reg(rd, cpu_dst);
4077 break;
4078 case 0x3d: /* restore */
4079 save_state(dc, cpu_cond);
4080 gen_helper_restore();
4081 gen_movl_TN_reg(rd, cpu_dst);
4082 break;
4083 #if !defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64)
4084 case 0x3e: /* V9 done/retry */
4085 {
4086 switch (rd) {
4087 case 0:
4088 if (!supervisor(dc))
4089 goto priv_insn;
4090 dc->npc = DYNAMIC_PC;
4091 dc->pc = DYNAMIC_PC;
4092 gen_helper_done();
4093 goto jmp_insn;
4094 case 1:
4095 if (!supervisor(dc))
4096 goto priv_insn;
4097 dc->npc = DYNAMIC_PC;
4098 dc->pc = DYNAMIC_PC;
4099 gen_helper_retry();
4100 goto jmp_insn;
4101 default:
4102 goto illegal_insn;
4103 }
4104 }
4105 break;
4106 #endif
4107 default:
4108 goto illegal_insn;
4109 }
4110 }
4111 break;
4112 }
4113 break;
4114 case 3: /* load/store instructions */
4115 {
4116 unsigned int xop = GET_FIELD(insn, 7, 12);
4117
4118 /* flush pending conditional evaluations before exposing
4119 cpu state */
4120 if (dc->cc_op != CC_OP_FLAGS) {
4121 dc->cc_op = CC_OP_FLAGS;
4122 gen_helper_compute_psr();
4123 }
4124 cpu_src1 = get_src1(insn, cpu_src1);
4125 if (xop == 0x3c || xop == 0x3e) { // V9 casa/casxa
4126 rs2 = GET_FIELD(insn, 27, 31);
4127 gen_movl_reg_TN(rs2, cpu_src2);
4128 tcg_gen_mov_tl(cpu_addr, cpu_src1);
4129 } else if (IS_IMM) { /* immediate */
4130 simm = GET_FIELDs(insn, 19, 31);
4131 tcg_gen_addi_tl(cpu_addr, cpu_src1, simm);
4132 } else { /* register */
4133 rs2 = GET_FIELD(insn, 27, 31);
4134 if (rs2 != 0) {
4135 gen_movl_reg_TN(rs2, cpu_src2);
4136 tcg_gen_add_tl(cpu_addr, cpu_src1, cpu_src2);
4137 } else
4138 tcg_gen_mov_tl(cpu_addr, cpu_src1);
4139 }
4140 if (xop < 4 || (xop > 7 && xop < 0x14 && xop != 0x0e) ||
4141 (xop > 0x17 && xop <= 0x1d ) ||
4142 (xop > 0x2c && xop <= 0x33) || xop == 0x1f || xop == 0x3d) {
4143 switch (xop) {
4144 case 0x0: /* ld, V9 lduw, load unsigned word */
4145 gen_address_mask(dc, cpu_addr);
4146 tcg_gen_qemu_ld32u(cpu_val, cpu_addr, dc->mem_idx);
4147 break;
4148 case 0x1: /* ldub, load unsigned byte */
4149 gen_address_mask(dc, cpu_addr);
4150 tcg_gen_qemu_ld8u(cpu_val, cpu_addr, dc->mem_idx);
4151 break;
4152 case 0x2: /* lduh, load unsigned halfword */
4153 gen_address_mask(dc, cpu_addr);
4154 tcg_gen_qemu_ld16u(cpu_val, cpu_addr, dc->mem_idx);
4155 break;
4156 case 0x3: /* ldd, load double word */
4157 if (rd & 1)
4158 goto illegal_insn;
4159 else {
4160 TCGv_i32 r_const;
4161
4162 save_state(dc, cpu_cond);
4163 r_const = tcg_const_i32(7);
4164 gen_helper_check_align(cpu_addr, r_const); // XXX remove
4165 tcg_temp_free_i32(r_const);
4166 gen_address_mask(dc, cpu_addr);
4167 tcg_gen_qemu_ld64(cpu_tmp64, cpu_addr, dc->mem_idx);
4168 tcg_gen_trunc_i64_tl(cpu_tmp0, cpu_tmp64);
4169 tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xffffffffULL);
4170 gen_movl_TN_reg(rd + 1, cpu_tmp0);
4171 tcg_gen_shri_i64(cpu_tmp64, cpu_tmp64, 32);
4172 tcg_gen_trunc_i64_tl(cpu_val, cpu_tmp64);
4173 tcg_gen_andi_tl(cpu_val, cpu_val, 0xffffffffULL);
4174 }
4175 break;
4176 case 0x9: /* ldsb, load signed byte */
4177 gen_address_mask(dc, cpu_addr);
4178 tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
4179 break;
4180 case 0xa: /* ldsh, load signed halfword */
4181 gen_address_mask(dc, cpu_addr);
4182 tcg_gen_qemu_ld16s(cpu_val, cpu_addr, dc->mem_idx);
4183 break;
4184 case 0xd: /* ldstub -- XXX: should be atomically */
4185 {
4186 TCGv r_const;
4187
4188 gen_address_mask(dc, cpu_addr);
4189 tcg_gen_qemu_ld8s(cpu_val, cpu_addr, dc->mem_idx);
4190 r_const = tcg_const_tl(0xff);
4191 tcg_gen_qemu_st8(r_const, cpu_addr, dc->mem_idx);
4192 tcg_temp_free(r_const);
4193 }
4194 break;
4195 case 0x0f: /* swap, swap register with memory. Also
4196 atomically */
4197 CHECK_IU_FEATURE(dc, SWAP);
4198 gen_movl_reg_TN(rd, cpu_val);
4199 gen_address_mask(dc, cpu_addr);
4200 tcg_gen_qemu_ld32u(cpu_tmp0, cpu_addr, dc->mem_idx);
4201 tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx);
4202 tcg_gen_mov_tl(cpu_val, cpu_tmp0);
4203 break;
4204 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
4205 case 0x10: /* lda, V9 lduwa, load word alternate */
4206 #ifndef TARGET_SPARC64
4207 if (IS_IMM)
4208 goto illegal_insn;
4209 if (!supervisor(dc))
4210 goto priv_insn;
4211 #endif
4212 save_state(dc, cpu_cond);
4213 gen_ld_asi(cpu_val, cpu_addr, insn, 4, 0);
4214 break;
4215 case 0x11: /* lduba, load unsigned byte alternate */
4216 #ifndef TARGET_SPARC64
4217 if (IS_IMM)
4218 goto illegal_insn;
4219 if (!supervisor(dc))
4220 goto priv_insn;
4221 #endif
4222 save_state(dc, cpu_cond);
4223 gen_ld_asi(cpu_val, cpu_addr, insn, 1, 0);
4224 break;
4225 case 0x12: /* lduha, load unsigned halfword alternate */
4226 #ifndef TARGET_SPARC64
4227 if (IS_IMM)
4228 goto illegal_insn;
4229 if (!supervisor(dc))
4230 goto priv_insn;
4231 #endif
4232 save_state(dc, cpu_cond);
4233 gen_ld_asi(cpu_val, cpu_addr, insn, 2, 0);
4234 break;
4235 case 0x13: /* ldda, load double word alternate */
4236 #ifndef TARGET_SPARC64
4237 if (IS_IMM)
4238 goto illegal_insn;
4239 if (!supervisor(dc))
4240 goto priv_insn;
4241 #endif
4242 if (rd & 1)
4243 goto illegal_insn;
4244 save_state(dc, cpu_cond);
4245 gen_ldda_asi(cpu_val, cpu_addr, insn, rd);
4246 goto skip_move;
4247 case 0x19: /* ldsba, load signed byte alternate */
4248 #ifndef TARGET_SPARC64
4249 if (IS_IMM)
4250 goto illegal_insn;
4251 if (!supervisor(dc))
4252 goto priv_insn;
4253 #endif
4254 save_state(dc, cpu_cond);
4255 gen_ld_asi(cpu_val, cpu_addr, insn, 1, 1);
4256 break;
4257 case 0x1a: /* ldsha, load signed halfword alternate */
4258 #ifndef TARGET_SPARC64
4259 if (IS_IMM)
4260 goto illegal_insn;
4261 if (!supervisor(dc))
4262 goto priv_insn;
4263 #endif
4264 save_state(dc, cpu_cond);
4265 gen_ld_asi(cpu_val, cpu_addr, insn, 2, 1);
4266 break;
4267 case 0x1d: /* ldstuba -- XXX: should be atomically */
4268 #ifndef TARGET_SPARC64
4269 if (IS_IMM)
4270 goto illegal_insn;
4271 if (!supervisor(dc))
4272 goto priv_insn;
4273 #endif
4274 save_state(dc, cpu_cond);
4275 gen_ldstub_asi(cpu_val, cpu_addr, insn);
4276 break;
4277 case 0x1f: /* swapa, swap reg with alt. memory. Also
4278 atomically */
4279 CHECK_IU_FEATURE(dc, SWAP);
4280 #ifndef TARGET_SPARC64
4281 if (IS_IMM)
4282 goto illegal_insn;
4283 if (!supervisor(dc))
4284 goto priv_insn;
4285 #endif
4286 save_state(dc, cpu_cond);
4287 gen_movl_reg_TN(rd, cpu_val);
4288 gen_swap_asi(cpu_val, cpu_addr, insn);
4289 break;
4290
4291 #ifndef TARGET_SPARC64
4292 case 0x30: /* ldc */
4293 case 0x31: /* ldcsr */
4294 case 0x33: /* lddc */
4295 goto ncp_insn;
4296 #endif
4297 #endif
4298 #ifdef TARGET_SPARC64
4299 case 0x08: /* V9 ldsw */
4300 gen_address_mask(dc, cpu_addr);
4301 tcg_gen_qemu_ld32s(cpu_val, cpu_addr, dc->mem_idx);
4302 break;
4303 case 0x0b: /* V9 ldx */
4304 gen_address_mask(dc, cpu_addr);
4305 tcg_gen_qemu_ld64(cpu_val, cpu_addr, dc->mem_idx);
4306 break;
4307 case 0x18: /* V9 ldswa */
4308 save_state(dc, cpu_cond);
4309 gen_ld_asi(cpu_val, cpu_addr, insn, 4, 1);
4310 break;
4311 case 0x1b: /* V9 ldxa */
4312 save_state(dc, cpu_cond);
4313 gen_ld_asi(cpu_val, cpu_addr, insn, 8, 0);
4314 break;
4315 case 0x2d: /* V9 prefetch, no effect */
4316 goto skip_move;
4317 case 0x30: /* V9 ldfa */
4318 save_state(dc, cpu_cond);
4319 gen_ldf_asi(cpu_addr, insn, 4, rd);
4320 goto skip_move;
4321 case 0x33: /* V9 lddfa */
4322 save_state(dc, cpu_cond);
4323 gen_ldf_asi(cpu_addr, insn, 8, DFPREG(rd));
4324 goto skip_move;
4325 case 0x3d: /* V9 prefetcha, no effect */
4326 goto skip_move;
4327 case 0x32: /* V9 ldqfa */
4328 CHECK_FPU_FEATURE(dc, FLOAT128);
4329 save_state(dc, cpu_cond);
4330 gen_ldf_asi(cpu_addr, insn, 16, QFPREG(rd));
4331 goto skip_move;
4332 #endif
4333 default:
4334 goto illegal_insn;
4335 }
4336 gen_movl_TN_reg(rd, cpu_val);
4337 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
4338 skip_move: ;
4339 #endif
4340 } else if (xop >= 0x20 && xop < 0x24) {
4341 if (gen_trap_ifnofpu(dc, cpu_cond))
4342 goto jmp_insn;
4343 save_state(dc, cpu_cond);
4344 switch (xop) {
4345 case 0x20: /* ldf, load fpreg */
4346 gen_address_mask(dc, cpu_addr);
4347 tcg_gen_qemu_ld32u(cpu_tmp0, cpu_addr, dc->mem_idx);
4348 tcg_gen_trunc_tl_i32(cpu_fpr[rd], cpu_tmp0);
4349 break;
4350 case 0x21: /* ldfsr, V9 ldxfsr */
4351 #ifdef TARGET_SPARC64
4352 gen_address_mask(dc, cpu_addr);
4353 if (rd == 1) {
4354 tcg_gen_qemu_ld64(cpu_tmp64, cpu_addr, dc->mem_idx);
4355 gen_helper_ldxfsr(cpu_tmp64);
4356 } else
4357 #else
4358 {
4359 tcg_gen_qemu_ld32u(cpu_tmp32, cpu_addr, dc->mem_idx);
4360 gen_helper_ldfsr(cpu_tmp32);
4361 }
4362 #endif
4363 break;
4364 case 0x22: /* ldqf, load quad fpreg */
4365 {
4366 TCGv_i32 r_const;
4367
4368 CHECK_FPU_FEATURE(dc, FLOAT128);
4369 r_const = tcg_const_i32(dc->mem_idx);
4370 gen_helper_ldqf(cpu_addr, r_const);
4371 tcg_temp_free_i32(r_const);
4372 gen_op_store_QT0_fpr(QFPREG(rd));
4373 }
4374 break;
4375 case 0x23: /* lddf, load double fpreg */
4376 {
4377 TCGv_i32 r_const;
4378
4379 r_const = tcg_const_i32(dc->mem_idx);
4380 gen_helper_lddf(cpu_addr, r_const);
4381 tcg_temp_free_i32(r_const);
4382 gen_op_store_DT0_fpr(DFPREG(rd));
4383 }
4384 break;
4385 default:
4386 goto illegal_insn;
4387 }
4388 } else if (xop < 8 || (xop >= 0x14 && xop < 0x18) ||
4389 xop == 0xe || xop == 0x1e) {
4390 gen_movl_reg_TN(rd, cpu_val);
4391 switch (xop) {
4392 case 0x4: /* st, store word */
4393 gen_address_mask(dc, cpu_addr);
4394 tcg_gen_qemu_st32(cpu_val, cpu_addr, dc->mem_idx);
4395 break;
4396 case 0x5: /* stb, store byte */
4397 gen_address_mask(dc, cpu_addr);
4398 tcg_gen_qemu_st8(cpu_val, cpu_addr, dc->mem_idx);
4399 break;
4400 case 0x6: /* sth, store halfword */
4401 gen_address_mask(dc, cpu_addr);
4402 tcg_gen_qemu_st16(cpu_val, cpu_addr, dc->mem_idx);
4403 break;
4404 case 0x7: /* std, store double word */
4405 if (rd & 1)
4406 goto illegal_insn;
4407 else {
4408 TCGv_i32 r_const;
4409
4410 save_state(dc, cpu_cond);
4411 gen_address_mask(dc, cpu_addr);
4412 r_const = tcg_const_i32(7);
4413 gen_helper_check_align(cpu_addr, r_const); // XXX remove
4414 tcg_temp_free_i32(r_const);
4415 gen_movl_reg_TN(rd + 1, cpu_tmp0);
4416 tcg_gen_concat_tl_i64(cpu_tmp64, cpu_tmp0, cpu_val);
4417 tcg_gen_qemu_st64(cpu_tmp64, cpu_addr, dc->mem_idx);
4418 }
4419 break;
4420 #if !defined(CONFIG_USER_ONLY) || defined(TARGET_SPARC64)
4421 case 0x14: /* sta, V9 stwa, store word alternate */
4422 #ifndef TARGET_SPARC64
4423 if (IS_IMM)
4424 goto illegal_insn;
4425 if (!supervisor(dc))
4426 goto priv_insn;
4427 #endif
4428 save_state(dc, cpu_cond);
4429 gen_st_asi(cpu_val, cpu_addr, insn, 4);
4430 break;
4431 case 0x15: /* stba, store byte alternate */
4432 #ifndef TARGET_SPARC64
4433 if (IS_IMM)
4434 goto illegal_insn;
4435 if (!supervisor(dc))
4436 goto priv_insn;
4437 #endif
4438 save_state(dc, cpu_cond);
4439 gen_st_asi(cpu_val, cpu_addr, insn, 1);
4440 break;
4441 case 0x16: /* stha, store halfword alternate */
4442 #ifndef TARGET_SPARC64
4443 if (IS_IMM)
4444 goto illegal_insn;
4445 if (!supervisor(dc))
4446 goto priv_insn;
4447 #endif
4448 save_state(dc, cpu_cond);
4449 gen_st_asi(cpu_val, cpu_addr, insn, 2);
4450 break;
4451 case 0x17: /* stda, store double word alternate */
4452 #ifndef TARGET_SPARC64
4453 if (IS_IMM)
4454 goto illegal_insn;
4455 if (!supervisor(dc))
4456 goto priv_insn;
4457 #endif
4458 if (rd & 1)
4459 goto illegal_insn;
4460 else {
4461 save_state(dc, cpu_cond);
4462 gen_stda_asi(cpu_val, cpu_addr, insn, rd);
4463 }
4464 break;
4465 #endif
4466 #ifdef TARGET_SPARC64
4467 case 0x0e: /* V9 stx */
4468 gen_address_mask(dc, cpu_addr);
4469 tcg_gen_qemu_st64(cpu_val, cpu_addr, dc->mem_idx);
4470 break;
4471 case 0x1e: /* V9 stxa */
4472 save_state(dc, cpu_cond);
4473 gen_st_asi(cpu_val, cpu_addr, insn, 8);
4474 break;
4475 #endif
4476 default:
4477 goto illegal_insn;
4478 }
4479 } else if (xop > 0x23 && xop < 0x28) {
4480 if (gen_trap_ifnofpu(dc, cpu_cond))
4481 goto jmp_insn;
4482 save_state(dc, cpu_cond);
4483 switch (xop) {
4484 case 0x24: /* stf, store fpreg */
4485 gen_address_mask(dc, cpu_addr);
4486 tcg_gen_ext_i32_tl(cpu_tmp0, cpu_fpr[rd]);
4487 tcg_gen_qemu_st32(cpu_tmp0, cpu_addr, dc->mem_idx);
4488 break;
4489 case 0x25: /* stfsr, V9 stxfsr */
4490 #ifdef TARGET_SPARC64
4491 gen_address_mask(dc, cpu_addr);
4492 tcg_gen_ld_i64(cpu_tmp64, cpu_env, offsetof(CPUState, fsr));
4493 if (rd == 1)
4494 tcg_gen_qemu_st64(cpu_tmp64, cpu_addr, dc->mem_idx);
4495 else
4496 tcg_gen_qemu_st32(cpu_tmp64, cpu_addr, dc->mem_idx);
4497 #else
4498 tcg_gen_ld_i32(cpu_tmp32, cpu_env, offsetof(CPUState, fsr));
4499 tcg_gen_qemu_st32(cpu_tmp32, cpu_addr, dc->mem_idx);
4500 #endif
4501 break;
4502 case 0x26:
4503 #ifdef TARGET_SPARC64
4504 /* V9 stqf, store quad fpreg */
4505 {
4506 TCGv_i32 r_const;
4507
4508 CHECK_FPU_FEATURE(dc, FLOAT128);
4509 gen_op_load_fpr_QT0(QFPREG(rd));
4510 r_const = tcg_const_i32(dc->mem_idx);
4511 gen_helper_stqf(cpu_addr, r_const);
4512 tcg_temp_free_i32(r_const);
4513 }
4514 break;
4515 #else /* !TARGET_SPARC64 */
4516 /* stdfq, store floating point queue */
4517 #if defined(CONFIG_USER_ONLY)
4518 goto illegal_insn;
4519 #else
4520 if (!supervisor(dc))
4521 goto priv_insn;
4522 if (gen_trap_ifnofpu(dc, cpu_cond))
4523 goto jmp_insn;
4524 goto nfq_insn;
4525 #endif
4526 #endif
4527 case 0x27: /* stdf, store double fpreg */
4528 {
4529 TCGv_i32 r_const;
4530
4531 gen_op_load_fpr_DT0(DFPREG(rd));
4532 r_const = tcg_const_i32(dc->mem_idx);
4533 gen_helper_stdf(cpu_addr, r_const);
4534 tcg_temp_free_i32(r_const);
4535 }
4536 break;
4537 default:
4538 goto illegal_insn;
4539 }
4540 } else if (xop > 0x33 && xop < 0x3f) {
4541 save_state(dc, cpu_cond);
4542 switch (xop) {
4543 #ifdef TARGET_SPARC64
4544 case 0x34: /* V9 stfa */
4545 gen_stf_asi(cpu_addr, insn, 4, rd);
4546 break;
4547 case 0x36: /* V9 stqfa */
4548 {
4549 TCGv_i32 r_const;
4550
4551 CHECK_FPU_FEATURE(dc, FLOAT128);
4552 r_const = tcg_const_i32(7);
4553 gen_helper_check_align(cpu_addr, r_const);
4554 tcg_temp_free_i32(r_const);
4555 gen_op_load_fpr_QT0(QFPREG(rd));
4556 gen_stf_asi(cpu_addr, insn, 16, QFPREG(rd));
4557 }
4558 break;
4559 case 0x37: /* V9 stdfa */
4560 gen_op_load_fpr_DT0(DFPREG(rd));
4561 gen_stf_asi(cpu_addr, insn, 8, DFPREG(rd));
4562 break;
4563 case 0x3c: /* V9 casa */
4564 gen_cas_asi(cpu_val, cpu_addr, cpu_src2, insn, rd);
4565 gen_movl_TN_reg(rd, cpu_val);
4566 break;
4567 case 0x3e: /* V9 casxa */
4568 gen_casx_asi(cpu_val, cpu_addr, cpu_src2, insn, rd);
4569 gen_movl_TN_reg(rd, cpu_val);
4570 break;
4571 #else
4572 case 0x34: /* stc */
4573 case 0x35: /* stcsr */
4574 case 0x36: /* stdcq */
4575 case 0x37: /* stdc */
4576 goto ncp_insn;
4577 #endif
4578 default:
4579 goto illegal_insn;
4580 }
4581 } else
4582 goto illegal_insn;
4583 }
4584 break;
4585 }
4586 /* default case for non jump instructions */
4587 if (dc->npc == DYNAMIC_PC) {
4588 dc->pc = DYNAMIC_PC;
4589 gen_op_next_insn();
4590 } else if (dc->npc == JUMP_PC) {
4591 /* we can do a static jump */
4592 gen_branch2(dc, dc->jump_pc[0], dc->jump_pc[1], cpu_cond);
4593 dc->is_br = 1;
4594 } else {
4595 dc->pc = dc->npc;
4596 dc->npc = dc->npc + 4;
4597 }
4598 jmp_insn:
4599 return;
4600 illegal_insn:
4601 {
4602 TCGv_i32 r_const;
4603
4604 save_state(dc, cpu_cond);
4605 r_const = tcg_const_i32(TT_ILL_INSN);
4606 gen_helper_raise_exception(r_const);
4607 tcg_temp_free_i32(r_const);
4608 dc->is_br = 1;
4609 }
4610 return;
4611 unimp_flush:
4612 {
4613 TCGv_i32 r_const;
4614
4615 save_state(dc, cpu_cond);
4616 r_const = tcg_const_i32(TT_UNIMP_FLUSH);
4617 gen_helper_raise_exception(r_const);
4618 tcg_temp_free_i32(r_const);
4619 dc->is_br = 1;
4620 }
4621 return;
4622 #if !defined(CONFIG_USER_ONLY)
4623 priv_insn:
4624 {
4625 TCGv_i32 r_const;
4626
4627 save_state(dc, cpu_cond);
4628 r_const = tcg_const_i32(TT_PRIV_INSN);
4629 gen_helper_raise_exception(r_const);
4630 tcg_temp_free_i32(r_const);
4631 dc->is_br = 1;
4632 }
4633 return;
4634 #endif
4635 nfpu_insn:
4636 save_state(dc, cpu_cond);
4637 gen_op_fpexception_im(FSR_FTT_UNIMPFPOP);
4638 dc->is_br = 1;
4639 return;
4640 #if !defined(CONFIG_USER_ONLY) && !defined(TARGET_SPARC64)
4641 nfq_insn:
4642 save_state(dc, cpu_cond);
4643 gen_op_fpexception_im(FSR_FTT_SEQ_ERROR);
4644 dc->is_br = 1;
4645 return;
4646 #endif
4647 #ifndef TARGET_SPARC64
4648 ncp_insn:
4649 {
4650 TCGv r_const;
4651
4652 save_state(dc, cpu_cond);
4653 r_const = tcg_const_i32(TT_NCP_INSN);
4654 gen_helper_raise_exception(r_const);
4655 tcg_temp_free(r_const);
4656 dc->is_br = 1;
4657 }
4658 return;
4659 #endif
4660 }
4661
4662 static inline void gen_intermediate_code_internal(TranslationBlock * tb,
4663 int spc, CPUSPARCState *env)
4664 {
4665 target_ulong pc_start, last_pc;
4666 uint16_t *gen_opc_end;
4667 DisasContext dc1, *dc = &dc1;
4668 CPUBreakpoint *bp;
4669 int j, lj = -1;
4670 int num_insns;
4671 int max_insns;
4672
4673 memset(dc, 0, sizeof(DisasContext));
4674 dc->tb = tb;
4675 pc_start = tb->pc;
4676 dc->pc = pc_start;
4677 last_pc = dc->pc;
4678 dc->npc = (target_ulong) tb->cs_base;
4679 dc->cc_op = CC_OP_DYNAMIC;
4680 dc->mem_idx = cpu_mmu_index(env);
4681 dc->def = env->def;
4682 if ((dc->def->features & CPU_FEATURE_FLOAT))
4683 dc->fpu_enabled = cpu_fpu_enabled(env);
4684 else
4685 dc->fpu_enabled = 0;
4686 #ifdef TARGET_SPARC64
4687 dc->address_mask_32bit = env->pstate & PS_AM;
4688 #endif
4689 gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
4690
4691 cpu_tmp0 = tcg_temp_new();
4692 cpu_tmp32 = tcg_temp_new_i32();
4693 cpu_tmp64 = tcg_temp_new_i64();
4694
4695 cpu_dst = tcg_temp_local_new();
4696
4697 // loads and stores
4698 cpu_val = tcg_temp_local_new();
4699 cpu_addr = tcg_temp_local_new();
4700
4701 num_insns = 0;
4702 max_insns = tb->cflags & CF_COUNT_MASK;
4703 if (max_insns == 0)
4704 max_insns = CF_COUNT_MASK;
4705 gen_icount_start();
4706 do {
4707 if (unlikely(!QTAILQ_EMPTY(&env->breakpoints))) {
4708 QTAILQ_FOREACH(bp, &env->breakpoints, entry) {
4709 if (bp->pc == dc->pc) {
4710 if (dc->pc != pc_start)
4711 save_state(dc, cpu_cond);
4712 gen_helper_debug();
4713 tcg_gen_exit_tb(0);
4714 dc->is_br = 1;
4715 goto exit_gen_loop;
4716 }
4717 }
4718 }
4719 if (spc) {
4720 qemu_log("Search PC...\n");
4721 j = gen_opc_ptr - gen_opc_buf;
4722 if (lj < j) {
4723 lj++;
4724 while (lj < j)
4725 gen_opc_instr_start[lj++] = 0;
4726 gen_opc_pc[lj] = dc->pc;
4727 gen_opc_npc[lj] = dc->npc;
4728 gen_opc_instr_start[lj] = 1;
4729 gen_opc_icount[lj] = num_insns;
4730 }
4731 }
4732 if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
4733 gen_io_start();
4734 last_pc = dc->pc;
4735 disas_sparc_insn(dc);
4736 num_insns++;
4737
4738 if (dc->is_br)
4739 break;
4740 /* if the next PC is different, we abort now */
4741 if (dc->pc != (last_pc + 4))
4742 break;
4743 /* if we reach a page boundary, we stop generation so that the
4744 PC of a TT_TFAULT exception is always in the right page */
4745 if ((dc->pc & (TARGET_PAGE_SIZE - 1)) == 0)
4746 break;
4747 /* if single step mode, we generate only one instruction and
4748 generate an exception */
4749 if (env->singlestep_enabled || singlestep) {
4750 tcg_gen_movi_tl(cpu_pc, dc->pc);
4751 tcg_gen_exit_tb(0);
4752 break;
4753 }
4754 } while ((gen_opc_ptr < gen_opc_end) &&
4755 (dc->pc - pc_start) < (TARGET_PAGE_SIZE - 32) &&
4756 num_insns < max_insns);
4757
4758 exit_gen_loop:
4759 tcg_temp_free(cpu_addr);
4760 tcg_temp_free(cpu_val);
4761 tcg_temp_free(cpu_dst);
4762 tcg_temp_free_i64(cpu_tmp64);
4763 tcg_temp_free_i32(cpu_tmp32);
4764 tcg_temp_free(cpu_tmp0);
4765 if (tb->cflags & CF_LAST_IO)
4766 gen_io_end();
4767 if (!dc->is_br) {
4768 if (dc->pc != DYNAMIC_PC &&
4769 (dc->npc != DYNAMIC_PC && dc->npc != JUMP_PC)) {
4770 /* static PC and NPC: we can use direct chaining */
4771 gen_goto_tb(dc, 0, dc->pc, dc->npc);
4772 } else {
4773 if (dc->pc != DYNAMIC_PC)
4774 tcg_gen_movi_tl(cpu_pc, dc->pc);
4775 save_npc(dc, cpu_cond);
4776 tcg_gen_exit_tb(0);
4777 }
4778 }
4779 gen_icount_end(tb, num_insns);
4780 *gen_opc_ptr = INDEX_op_end;
4781 if (spc) {
4782 j = gen_opc_ptr - gen_opc_buf;
4783 lj++;
4784 while (lj <= j)
4785 gen_opc_instr_start[lj++] = 0;
4786 #if 0
4787 log_page_dump();
4788 #endif
4789 gen_opc_jump_pc[0] = dc->jump_pc[0];
4790 gen_opc_jump_pc[1] = dc->jump_pc[1];
4791 } else {
4792 tb->size = last_pc + 4 - pc_start;
4793 tb->icount = num_insns;
4794 }
4795 #ifdef DEBUG_DISAS
4796 if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
4797 qemu_log("--------------\n");
4798 qemu_log("IN: %s\n", lookup_symbol(pc_start));
4799 log_target_disas(pc_start, last_pc + 4 - pc_start, 0);
4800 qemu_log("\n");
4801 }
4802 #endif
4803 }
4804
4805 void gen_intermediate_code(CPUSPARCState * env, TranslationBlock * tb)
4806 {
4807 gen_intermediate_code_internal(tb, 0, env);
4808 }
4809
4810 void gen_intermediate_code_pc(CPUSPARCState * env, TranslationBlock * tb)
4811 {
4812 gen_intermediate_code_internal(tb, 1, env);
4813 }
4814
4815 void gen_intermediate_code_init(CPUSPARCState *env)
4816 {
4817 unsigned int i;
4818 static int inited;
4819 static const char * const gregnames[8] = {
4820 NULL, // g0 not used
4821 "g1",
4822 "g2",
4823 "g3",
4824 "g4",
4825 "g5",
4826 "g6",
4827 "g7",
4828 };
4829 static const char * const fregnames[64] = {
4830 "f0", "f1", "f2", "f3", "f4", "f5", "f6", "f7",
4831 "f8", "f9", "f10", "f11", "f12", "f13", "f14", "f15",
4832 "f16", "f17", "f18", "f19", "f20", "f21", "f22", "f23",
4833 "f24", "f25", "f26", "f27", "f28", "f29", "f30", "f31",
4834 "f32", "f33", "f34", "f35", "f36", "f37", "f38", "f39",
4835 "f40", "f41", "f42", "f43", "f44", "f45", "f46", "f47",
4836 "f48", "f49", "f50", "f51", "f52", "f53", "f54", "f55",
4837 "f56", "f57", "f58", "f59", "f60", "f61", "f62", "f63",
4838 };
4839
4840 /* init various static tables */
4841 if (!inited) {
4842 inited = 1;
4843
4844 cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
4845 cpu_regwptr = tcg_global_mem_new_ptr(TCG_AREG0,
4846 offsetof(CPUState, regwptr),
4847 "regwptr");
4848 #ifdef TARGET_SPARC64
4849 cpu_xcc = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, xcc),
4850 "xcc");
4851 cpu_asi = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, asi),
4852 "asi");
4853 cpu_fprs = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, fprs),
4854 "fprs");
4855 cpu_gsr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, gsr),
4856 "gsr");
4857 cpu_tick_cmpr = tcg_global_mem_new(TCG_AREG0,
4858 offsetof(CPUState, tick_cmpr),
4859 "tick_cmpr");
4860 cpu_stick_cmpr = tcg_global_mem_new(TCG_AREG0,
4861 offsetof(CPUState, stick_cmpr),
4862 "stick_cmpr");
4863 cpu_hstick_cmpr = tcg_global_mem_new(TCG_AREG0,
4864 offsetof(CPUState, hstick_cmpr),
4865 "hstick_cmpr");
4866 cpu_hintp = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, hintp),
4867 "hintp");
4868 cpu_htba = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, htba),
4869 "htba");
4870 cpu_hver = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, hver),
4871 "hver");
4872 cpu_ssr = tcg_global_mem_new(TCG_AREG0,
4873 offsetof(CPUState, ssr), "ssr");
4874 cpu_ver = tcg_global_mem_new(TCG_AREG0,
4875 offsetof(CPUState, version), "ver");
4876 cpu_softint = tcg_global_mem_new_i32(TCG_AREG0,
4877 offsetof(CPUState, softint),
4878 "softint");
4879 #else
4880 cpu_wim = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, wim),
4881 "wim");
4882 #endif
4883 cpu_cond = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, cond),
4884 "cond");
4885 cpu_cc_src = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, cc_src),
4886 "cc_src");
4887 cpu_cc_src2 = tcg_global_mem_new(TCG_AREG0,
4888 offsetof(CPUState, cc_src2),
4889 "cc_src2");
4890 cpu_cc_dst = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, cc_dst),
4891 "cc_dst");
4892 cpu_cc_op = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, cc_op),
4893 "cc_op");
4894 cpu_psr = tcg_global_mem_new_i32(TCG_AREG0, offsetof(CPUState, psr),
4895 "psr");
4896 cpu_fsr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, fsr),
4897 "fsr");
4898 cpu_pc = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, pc),
4899 "pc");
4900 cpu_npc = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, npc),
4901 "npc");
4902 cpu_y = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, y), "y");
4903 #ifndef CONFIG_USER_ONLY
4904 cpu_tbr = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, tbr),
4905 "tbr");
4906 #endif
4907 for (i = 1; i < 8; i++)
4908 cpu_gregs[i] = tcg_global_mem_new(TCG_AREG0,
4909 offsetof(CPUState, gregs[i]),
4910 gregnames[i]);
4911 for (i = 0; i < TARGET_FPREGS; i++)
4912 cpu_fpr[i] = tcg_global_mem_new_i32(TCG_AREG0,
4913 offsetof(CPUState, fpr[i]),
4914 fregnames[i]);
4915
4916 /* register helpers */
4917
4918 #define GEN_HELPER 2
4919 #include "helper.h"
4920 }
4921 }
4922
4923 void gen_pc_load(CPUState *env, TranslationBlock *tb,
4924 unsigned long searched_pc, int pc_pos, void *puc)
4925 {
4926 target_ulong npc;
4927 env->pc = gen_opc_pc[pc_pos];
4928 npc = gen_opc_npc[pc_pos];
4929 if (npc == 1) {
4930 /* dynamic NPC: already stored */
4931 } else if (npc == 2) {
4932 target_ulong t2 = (target_ulong)(unsigned long)puc;
4933 /* jump PC: use T2 and the jump targets of the translation */
4934 if (t2)
4935 env->npc = gen_opc_jump_pc[0];
4936 else
4937 env->npc = gen_opc_jump_pc[1];
4938 } else {
4939 env->npc = npc;
4940 }
4941
4942 /* flush pending conditional evaluations before exposing cpu state */
4943 if (CC_OP != CC_OP_FLAGS) {
4944 helper_compute_psr();
4945 }
4946 }
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