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2c0262af FB |
1 | /* |
2 | * i386 translation | |
5fafdf24 | 3 | * |
2c0262af FB |
4 | * Copyright (c) 2003 Fabrice Bellard |
5 | * | |
6 | * This library is free software; you can redistribute it and/or | |
7 | * modify it under the terms of the GNU Lesser General Public | |
8 | * License as published by the Free Software Foundation; either | |
9 | * version 2 of the License, or (at your option) any later version. | |
10 | * | |
11 | * This library is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | * Lesser General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU Lesser General Public | |
17 | * License along with this library; if not, write to the Free Software | |
18 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
19 | */ | |
20 | #include <stdarg.h> | |
21 | #include <stdlib.h> | |
22 | #include <stdio.h> | |
23 | #include <string.h> | |
24 | #include <inttypes.h> | |
25 | #include <signal.h> | |
26 | #include <assert.h> | |
2c0262af FB |
27 | |
28 | #include "cpu.h" | |
29 | #include "exec-all.h" | |
30 | #include "disas.h" | |
57fec1fe FB |
31 | #include "helper.h" |
32 | #include "tcg-op.h" | |
2c0262af FB |
33 | |
34 | #define PREFIX_REPZ 0x01 | |
35 | #define PREFIX_REPNZ 0x02 | |
36 | #define PREFIX_LOCK 0x04 | |
37 | #define PREFIX_DATA 0x08 | |
38 | #define PREFIX_ADR 0x10 | |
39 | ||
14ce26e7 FB |
40 | #ifdef TARGET_X86_64 |
41 | #define X86_64_ONLY(x) x | |
42 | #define X86_64_DEF(x...) x | |
43 | #define CODE64(s) ((s)->code64) | |
44 | #define REX_X(s) ((s)->rex_x) | |
45 | #define REX_B(s) ((s)->rex_b) | |
46 | /* XXX: gcc generates push/pop in some opcodes, so we cannot use them */ | |
47 | #if 1 | |
48 | #define BUGGY_64(x) NULL | |
49 | #endif | |
50 | #else | |
51 | #define X86_64_ONLY(x) NULL | |
52 | #define X86_64_DEF(x...) | |
53 | #define CODE64(s) 0 | |
54 | #define REX_X(s) 0 | |
55 | #define REX_B(s) 0 | |
56 | #endif | |
57 | ||
57fec1fe FB |
58 | //#define MACRO_TEST 1 |
59 | ||
57fec1fe | 60 | /* global register indexes */ |
ac56dd48 | 61 | static TCGv cpu_env, cpu_T[2], cpu_A0; |
57fec1fe | 62 | /* local register indexes (only used inside old micro ops) */ |
5af45186 | 63 | static TCGv cpu_tmp0, cpu_tmp1, cpu_tmp2, cpu_ptr0, cpu_ptr1; |
57fec1fe FB |
64 | |
65 | #ifdef TARGET_X86_64 | |
66 | static int x86_64_hregs; | |
ae063a68 FB |
67 | #endif |
68 | ||
2c0262af FB |
69 | typedef struct DisasContext { |
70 | /* current insn context */ | |
71 | int override; /* -1 if no override */ | |
72 | int prefix; | |
73 | int aflag, dflag; | |
14ce26e7 | 74 | target_ulong pc; /* pc = eip + cs_base */ |
2c0262af FB |
75 | int is_jmp; /* 1 = means jump (stop translation), 2 means CPU |
76 | static state change (stop translation) */ | |
77 | /* current block context */ | |
14ce26e7 | 78 | target_ulong cs_base; /* base of CS segment */ |
2c0262af FB |
79 | int pe; /* protected mode */ |
80 | int code32; /* 32 bit code segment */ | |
14ce26e7 FB |
81 | #ifdef TARGET_X86_64 |
82 | int lma; /* long mode active */ | |
83 | int code64; /* 64 bit code segment */ | |
84 | int rex_x, rex_b; | |
85 | #endif | |
2c0262af FB |
86 | int ss32; /* 32 bit stack segment */ |
87 | int cc_op; /* current CC operation */ | |
88 | int addseg; /* non zero if either DS/ES/SS have a non zero base */ | |
89 | int f_st; /* currently unused */ | |
90 | int vm86; /* vm86 mode */ | |
91 | int cpl; | |
92 | int iopl; | |
93 | int tf; /* TF cpu flag */ | |
34865134 | 94 | int singlestep_enabled; /* "hardware" single step enabled */ |
2c0262af FB |
95 | int jmp_opt; /* use direct block chaining for direct jumps */ |
96 | int mem_index; /* select memory access functions */ | |
c068688b | 97 | uint64_t flags; /* all execution flags */ |
2c0262af FB |
98 | struct TranslationBlock *tb; |
99 | int popl_esp_hack; /* for correct popl with esp base handling */ | |
14ce26e7 FB |
100 | int rip_offset; /* only used in x86_64, but left for simplicity */ |
101 | int cpuid_features; | |
3d7374c5 | 102 | int cpuid_ext_features; |
e771edab | 103 | int cpuid_ext2_features; |
2c0262af FB |
104 | } DisasContext; |
105 | ||
106 | static void gen_eob(DisasContext *s); | |
14ce26e7 FB |
107 | static void gen_jmp(DisasContext *s, target_ulong eip); |
108 | static void gen_jmp_tb(DisasContext *s, target_ulong eip, int tb_num); | |
2c0262af FB |
109 | |
110 | /* i386 arith/logic operations */ | |
111 | enum { | |
5fafdf24 TS |
112 | OP_ADDL, |
113 | OP_ORL, | |
114 | OP_ADCL, | |
2c0262af | 115 | OP_SBBL, |
5fafdf24 TS |
116 | OP_ANDL, |
117 | OP_SUBL, | |
118 | OP_XORL, | |
2c0262af FB |
119 | OP_CMPL, |
120 | }; | |
121 | ||
122 | /* i386 shift ops */ | |
123 | enum { | |
5fafdf24 TS |
124 | OP_ROL, |
125 | OP_ROR, | |
126 | OP_RCL, | |
127 | OP_RCR, | |
128 | OP_SHL, | |
129 | OP_SHR, | |
2c0262af FB |
130 | OP_SHL1, /* undocumented */ |
131 | OP_SAR = 7, | |
132 | }; | |
133 | ||
2c0262af FB |
134 | /* operand size */ |
135 | enum { | |
136 | OT_BYTE = 0, | |
137 | OT_WORD, | |
5fafdf24 | 138 | OT_LONG, |
2c0262af FB |
139 | OT_QUAD, |
140 | }; | |
141 | ||
142 | enum { | |
143 | /* I386 int registers */ | |
144 | OR_EAX, /* MUST be even numbered */ | |
145 | OR_ECX, | |
146 | OR_EDX, | |
147 | OR_EBX, | |
148 | OR_ESP, | |
149 | OR_EBP, | |
150 | OR_ESI, | |
151 | OR_EDI, | |
14ce26e7 FB |
152 | |
153 | OR_TMP0 = 16, /* temporary operand register */ | |
2c0262af FB |
154 | OR_TMP1, |
155 | OR_A0, /* temporary register used when doing address evaluation */ | |
2c0262af FB |
156 | }; |
157 | ||
57fec1fe FB |
158 | static inline void gen_op_movl_T0_0(void) |
159 | { | |
160 | tcg_gen_movi_tl(cpu_T[0], 0); | |
161 | } | |
162 | ||
163 | static inline void gen_op_movl_T0_im(int32_t val) | |
164 | { | |
165 | tcg_gen_movi_tl(cpu_T[0], val); | |
166 | } | |
167 | ||
168 | static inline void gen_op_movl_T0_imu(uint32_t val) | |
169 | { | |
170 | tcg_gen_movi_tl(cpu_T[0], val); | |
171 | } | |
172 | ||
173 | static inline void gen_op_movl_T1_im(int32_t val) | |
174 | { | |
175 | tcg_gen_movi_tl(cpu_T[1], val); | |
176 | } | |
177 | ||
178 | static inline void gen_op_movl_T1_imu(uint32_t val) | |
179 | { | |
180 | tcg_gen_movi_tl(cpu_T[1], val); | |
181 | } | |
182 | ||
183 | static inline void gen_op_movl_A0_im(uint32_t val) | |
184 | { | |
185 | tcg_gen_movi_tl(cpu_A0, val); | |
186 | } | |
187 | ||
188 | #ifdef TARGET_X86_64 | |
189 | static inline void gen_op_movq_A0_im(int64_t val) | |
190 | { | |
191 | tcg_gen_movi_tl(cpu_A0, val); | |
192 | } | |
193 | #endif | |
194 | ||
195 | static inline void gen_movtl_T0_im(target_ulong val) | |
196 | { | |
197 | tcg_gen_movi_tl(cpu_T[0], val); | |
198 | } | |
199 | ||
200 | static inline void gen_movtl_T1_im(target_ulong val) | |
201 | { | |
202 | tcg_gen_movi_tl(cpu_T[1], val); | |
203 | } | |
204 | ||
205 | static inline void gen_op_andl_T0_ffff(void) | |
206 | { | |
207 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0xffff); | |
208 | } | |
209 | ||
210 | static inline void gen_op_andl_T0_im(uint32_t val) | |
211 | { | |
212 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], val); | |
213 | } | |
214 | ||
215 | static inline void gen_op_movl_T0_T1(void) | |
216 | { | |
217 | tcg_gen_mov_tl(cpu_T[0], cpu_T[1]); | |
218 | } | |
219 | ||
220 | static inline void gen_op_andl_A0_ffff(void) | |
221 | { | |
222 | tcg_gen_andi_tl(cpu_A0, cpu_A0, 0xffff); | |
223 | } | |
224 | ||
14ce26e7 FB |
225 | #ifdef TARGET_X86_64 |
226 | ||
227 | #define NB_OP_SIZES 4 | |
228 | ||
229 | #define DEF_REGS(prefix, suffix) \ | |
230 | prefix ## EAX ## suffix,\ | |
231 | prefix ## ECX ## suffix,\ | |
232 | prefix ## EDX ## suffix,\ | |
233 | prefix ## EBX ## suffix,\ | |
234 | prefix ## ESP ## suffix,\ | |
235 | prefix ## EBP ## suffix,\ | |
236 | prefix ## ESI ## suffix,\ | |
237 | prefix ## EDI ## suffix,\ | |
238 | prefix ## R8 ## suffix,\ | |
239 | prefix ## R9 ## suffix,\ | |
240 | prefix ## R10 ## suffix,\ | |
241 | prefix ## R11 ## suffix,\ | |
242 | prefix ## R12 ## suffix,\ | |
243 | prefix ## R13 ## suffix,\ | |
244 | prefix ## R14 ## suffix,\ | |
245 | prefix ## R15 ## suffix, | |
246 | ||
14ce26e7 FB |
247 | #else /* !TARGET_X86_64 */ |
248 | ||
249 | #define NB_OP_SIZES 3 | |
250 | ||
251 | #define DEF_REGS(prefix, suffix) \ | |
252 | prefix ## EAX ## suffix,\ | |
253 | prefix ## ECX ## suffix,\ | |
254 | prefix ## EDX ## suffix,\ | |
255 | prefix ## EBX ## suffix,\ | |
256 | prefix ## ESP ## suffix,\ | |
257 | prefix ## EBP ## suffix,\ | |
258 | prefix ## ESI ## suffix,\ | |
259 | prefix ## EDI ## suffix, | |
260 | ||
261 | #endif /* !TARGET_X86_64 */ | |
262 | ||
57fec1fe FB |
263 | #if defined(WORDS_BIGENDIAN) |
264 | #define REG_B_OFFSET (sizeof(target_ulong) - 1) | |
265 | #define REG_H_OFFSET (sizeof(target_ulong) - 2) | |
266 | #define REG_W_OFFSET (sizeof(target_ulong) - 2) | |
267 | #define REG_L_OFFSET (sizeof(target_ulong) - 4) | |
268 | #define REG_LH_OFFSET (sizeof(target_ulong) - 8) | |
14ce26e7 | 269 | #else |
57fec1fe FB |
270 | #define REG_B_OFFSET 0 |
271 | #define REG_H_OFFSET 1 | |
272 | #define REG_W_OFFSET 0 | |
273 | #define REG_L_OFFSET 0 | |
274 | #define REG_LH_OFFSET 4 | |
14ce26e7 | 275 | #endif |
57fec1fe FB |
276 | |
277 | static inline void gen_op_mov_reg_TN(int ot, int t_index, int reg) | |
278 | { | |
279 | switch(ot) { | |
280 | case OT_BYTE: | |
281 | if (reg < 4 X86_64_DEF( || reg >= 8 || x86_64_hregs)) { | |
282 | tcg_gen_st8_tl(cpu_T[t_index], cpu_env, offsetof(CPUState, regs[reg]) + REG_B_OFFSET); | |
283 | } else { | |
284 | tcg_gen_st8_tl(cpu_T[t_index], cpu_env, offsetof(CPUState, regs[reg - 4]) + REG_H_OFFSET); | |
285 | } | |
286 | break; | |
287 | case OT_WORD: | |
288 | tcg_gen_st16_tl(cpu_T[t_index], cpu_env, offsetof(CPUState, regs[reg]) + REG_W_OFFSET); | |
289 | break; | |
14ce26e7 | 290 | #ifdef TARGET_X86_64 |
57fec1fe FB |
291 | case OT_LONG: |
292 | tcg_gen_st32_tl(cpu_T[t_index], cpu_env, offsetof(CPUState, regs[reg]) + REG_L_OFFSET); | |
293 | /* high part of register set to zero */ | |
294 | tcg_gen_movi_tl(cpu_tmp0, 0); | |
295 | tcg_gen_st32_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg]) + REG_LH_OFFSET); | |
296 | break; | |
297 | default: | |
298 | case OT_QUAD: | |
299 | tcg_gen_st_tl(cpu_T[t_index], cpu_env, offsetof(CPUState, regs[reg])); | |
300 | break; | |
301 | #else | |
302 | default: | |
303 | case OT_LONG: | |
304 | tcg_gen_st32_tl(cpu_T[t_index], cpu_env, offsetof(CPUState, regs[reg]) + REG_L_OFFSET); | |
305 | break; | |
14ce26e7 | 306 | #endif |
57fec1fe FB |
307 | } |
308 | } | |
2c0262af | 309 | |
57fec1fe FB |
310 | static inline void gen_op_mov_reg_T0(int ot, int reg) |
311 | { | |
312 | gen_op_mov_reg_TN(ot, 0, reg); | |
313 | } | |
314 | ||
315 | static inline void gen_op_mov_reg_T1(int ot, int reg) | |
316 | { | |
317 | gen_op_mov_reg_TN(ot, 1, reg); | |
318 | } | |
319 | ||
320 | static inline void gen_op_mov_reg_A0(int size, int reg) | |
321 | { | |
322 | switch(size) { | |
323 | case 0: | |
324 | tcg_gen_st16_tl(cpu_A0, cpu_env, offsetof(CPUState, regs[reg]) + REG_W_OFFSET); | |
325 | break; | |
14ce26e7 | 326 | #ifdef TARGET_X86_64 |
57fec1fe FB |
327 | case 1: |
328 | tcg_gen_st32_tl(cpu_A0, cpu_env, offsetof(CPUState, regs[reg]) + REG_L_OFFSET); | |
329 | /* high part of register set to zero */ | |
330 | tcg_gen_movi_tl(cpu_tmp0, 0); | |
331 | tcg_gen_st32_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg]) + REG_LH_OFFSET); | |
332 | break; | |
333 | default: | |
334 | case 2: | |
335 | tcg_gen_st_tl(cpu_A0, cpu_env, offsetof(CPUState, regs[reg])); | |
336 | break; | |
14ce26e7 | 337 | #else |
57fec1fe FB |
338 | default: |
339 | case 1: | |
340 | tcg_gen_st32_tl(cpu_A0, cpu_env, offsetof(CPUState, regs[reg]) + REG_L_OFFSET); | |
341 | break; | |
14ce26e7 | 342 | #endif |
57fec1fe FB |
343 | } |
344 | } | |
345 | ||
346 | static inline void gen_op_mov_TN_reg(int ot, int t_index, int reg) | |
347 | { | |
348 | switch(ot) { | |
349 | case OT_BYTE: | |
350 | if (reg < 4 X86_64_DEF( || reg >= 8 || x86_64_hregs)) { | |
351 | goto std_case; | |
352 | } else { | |
353 | tcg_gen_ld8u_tl(cpu_T[t_index], cpu_env, offsetof(CPUState, regs[reg - 4]) + REG_H_OFFSET); | |
354 | } | |
355 | break; | |
356 | default: | |
357 | std_case: | |
358 | tcg_gen_ld_tl(cpu_T[t_index], cpu_env, offsetof(CPUState, regs[reg])); | |
359 | break; | |
360 | } | |
361 | } | |
362 | ||
363 | static inline void gen_op_movl_A0_reg(int reg) | |
364 | { | |
365 | tcg_gen_ld32u_tl(cpu_A0, cpu_env, offsetof(CPUState, regs[reg]) + REG_L_OFFSET); | |
366 | } | |
367 | ||
368 | static inline void gen_op_addl_A0_im(int32_t val) | |
369 | { | |
370 | tcg_gen_addi_tl(cpu_A0, cpu_A0, val); | |
14ce26e7 | 371 | #ifdef TARGET_X86_64 |
57fec1fe | 372 | tcg_gen_andi_tl(cpu_A0, cpu_A0, 0xffffffff); |
14ce26e7 | 373 | #endif |
57fec1fe | 374 | } |
2c0262af | 375 | |
14ce26e7 | 376 | #ifdef TARGET_X86_64 |
57fec1fe FB |
377 | static inline void gen_op_addq_A0_im(int64_t val) |
378 | { | |
379 | tcg_gen_addi_tl(cpu_A0, cpu_A0, val); | |
380 | } | |
14ce26e7 | 381 | #endif |
57fec1fe FB |
382 | |
383 | static void gen_add_A0_im(DisasContext *s, int val) | |
384 | { | |
385 | #ifdef TARGET_X86_64 | |
386 | if (CODE64(s)) | |
387 | gen_op_addq_A0_im(val); | |
388 | else | |
389 | #endif | |
390 | gen_op_addl_A0_im(val); | |
391 | } | |
2c0262af | 392 | |
57fec1fe | 393 | static inline void gen_op_addl_T0_T1(void) |
2c0262af | 394 | { |
57fec1fe FB |
395 | tcg_gen_add_tl(cpu_T[0], cpu_T[0], cpu_T[1]); |
396 | } | |
397 | ||
398 | static inline void gen_op_jmp_T0(void) | |
399 | { | |
400 | tcg_gen_st_tl(cpu_T[0], cpu_env, offsetof(CPUState, eip)); | |
401 | } | |
402 | ||
403 | static inline void gen_op_addw_ESP_im(int32_t val) | |
404 | { | |
405 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[R_ESP])); | |
406 | tcg_gen_addi_tl(cpu_tmp0, cpu_tmp0, val); | |
407 | tcg_gen_st16_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[R_ESP]) + REG_W_OFFSET); | |
408 | } | |
409 | ||
410 | static inline void gen_op_addl_ESP_im(int32_t val) | |
411 | { | |
412 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[R_ESP])); | |
413 | tcg_gen_addi_tl(cpu_tmp0, cpu_tmp0, val); | |
14ce26e7 | 414 | #ifdef TARGET_X86_64 |
57fec1fe | 415 | tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xffffffff); |
14ce26e7 | 416 | #endif |
57fec1fe FB |
417 | tcg_gen_st_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[R_ESP])); |
418 | } | |
419 | ||
14ce26e7 | 420 | #ifdef TARGET_X86_64 |
57fec1fe FB |
421 | static inline void gen_op_addq_ESP_im(int32_t val) |
422 | { | |
423 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[R_ESP])); | |
424 | tcg_gen_addi_tl(cpu_tmp0, cpu_tmp0, val); | |
425 | tcg_gen_st_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[R_ESP])); | |
426 | } | |
14ce26e7 | 427 | #endif |
57fec1fe FB |
428 | |
429 | static inline void gen_op_set_cc_op(int32_t val) | |
430 | { | |
431 | tcg_gen_movi_tl(cpu_tmp0, val); | |
432 | tcg_gen_st32_tl(cpu_tmp0, cpu_env, offsetof(CPUState, cc_op)); | |
433 | } | |
434 | ||
435 | static inline void gen_op_addl_A0_reg_sN(int shift, int reg) | |
436 | { | |
437 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
438 | if (shift != 0) | |
439 | tcg_gen_shli_tl(cpu_tmp0, cpu_tmp0, shift); | |
440 | tcg_gen_add_tl(cpu_A0, cpu_A0, cpu_tmp0); | |
14ce26e7 | 441 | #ifdef TARGET_X86_64 |
57fec1fe | 442 | tcg_gen_andi_tl(cpu_A0, cpu_A0, 0xffffffff); |
14ce26e7 | 443 | #endif |
57fec1fe | 444 | } |
2c0262af | 445 | |
57fec1fe FB |
446 | static inline void gen_op_movl_A0_seg(int reg) |
447 | { | |
448 | tcg_gen_ld32u_tl(cpu_A0, cpu_env, offsetof(CPUState, segs[reg].base) + REG_L_OFFSET); | |
449 | } | |
2c0262af | 450 | |
57fec1fe FB |
451 | static inline void gen_op_addl_A0_seg(int reg) |
452 | { | |
453 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, segs[reg].base)); | |
454 | tcg_gen_add_tl(cpu_A0, cpu_A0, cpu_tmp0); | |
455 | #ifdef TARGET_X86_64 | |
456 | tcg_gen_andi_tl(cpu_A0, cpu_A0, 0xffffffff); | |
457 | #endif | |
458 | } | |
2c0262af | 459 | |
14ce26e7 | 460 | #ifdef TARGET_X86_64 |
57fec1fe FB |
461 | static inline void gen_op_movq_A0_seg(int reg) |
462 | { | |
463 | tcg_gen_ld_tl(cpu_A0, cpu_env, offsetof(CPUState, segs[reg].base)); | |
464 | } | |
14ce26e7 | 465 | |
57fec1fe FB |
466 | static inline void gen_op_addq_A0_seg(int reg) |
467 | { | |
468 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, segs[reg].base)); | |
469 | tcg_gen_add_tl(cpu_A0, cpu_A0, cpu_tmp0); | |
470 | } | |
471 | ||
472 | static inline void gen_op_movq_A0_reg(int reg) | |
473 | { | |
474 | tcg_gen_ld_tl(cpu_A0, cpu_env, offsetof(CPUState, regs[reg])); | |
475 | } | |
476 | ||
477 | static inline void gen_op_addq_A0_reg_sN(int shift, int reg) | |
478 | { | |
479 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
480 | if (shift != 0) | |
481 | tcg_gen_shli_tl(cpu_tmp0, cpu_tmp0, shift); | |
482 | tcg_gen_add_tl(cpu_A0, cpu_A0, cpu_tmp0); | |
483 | } | |
14ce26e7 FB |
484 | #endif |
485 | ||
486 | static GenOpFunc *gen_op_cmov_reg_T1_T0[NB_OP_SIZES - 1][CPU_NB_REGS] = { | |
487 | [0] = { | |
488 | DEF_REGS(gen_op_cmovw_, _T1_T0) | |
489 | }, | |
490 | [1] = { | |
491 | DEF_REGS(gen_op_cmovl_, _T1_T0) | |
492 | }, | |
493 | #ifdef TARGET_X86_64 | |
494 | [2] = { | |
495 | DEF_REGS(gen_op_cmovq_, _T1_T0) | |
496 | }, | |
497 | #endif | |
498 | }; | |
2c0262af | 499 | |
4f31916f FB |
500 | #define DEF_ARITHC(SUFFIX)\ |
501 | {\ | |
502 | gen_op_adcb ## SUFFIX ## _T0_T1_cc,\ | |
503 | gen_op_sbbb ## SUFFIX ## _T0_T1_cc,\ | |
504 | },\ | |
505 | {\ | |
506 | gen_op_adcw ## SUFFIX ## _T0_T1_cc,\ | |
507 | gen_op_sbbw ## SUFFIX ## _T0_T1_cc,\ | |
508 | },\ | |
509 | {\ | |
510 | gen_op_adcl ## SUFFIX ## _T0_T1_cc,\ | |
511 | gen_op_sbbl ## SUFFIX ## _T0_T1_cc,\ | |
14ce26e7 FB |
512 | },\ |
513 | {\ | |
514 | X86_64_ONLY(gen_op_adcq ## SUFFIX ## _T0_T1_cc),\ | |
515 | X86_64_ONLY(gen_op_sbbq ## SUFFIX ## _T0_T1_cc),\ | |
2c0262af | 516 | }, |
4f31916f | 517 | |
14ce26e7 | 518 | static GenOpFunc *gen_op_arithc_T0_T1_cc[4][2] = { |
4bb2fcc7 | 519 | DEF_ARITHC( ) |
2c0262af FB |
520 | }; |
521 | ||
14ce26e7 | 522 | static GenOpFunc *gen_op_arithc_mem_T0_T1_cc[3 * 4][2] = { |
4f31916f FB |
523 | DEF_ARITHC(_raw) |
524 | #ifndef CONFIG_USER_ONLY | |
525 | DEF_ARITHC(_kernel) | |
526 | DEF_ARITHC(_user) | |
527 | #endif | |
2c0262af FB |
528 | }; |
529 | ||
530 | static const int cc_op_arithb[8] = { | |
531 | CC_OP_ADDB, | |
532 | CC_OP_LOGICB, | |
533 | CC_OP_ADDB, | |
534 | CC_OP_SUBB, | |
535 | CC_OP_LOGICB, | |
536 | CC_OP_SUBB, | |
537 | CC_OP_LOGICB, | |
538 | CC_OP_SUBB, | |
539 | }; | |
540 | ||
4f31916f FB |
541 | #define DEF_CMPXCHG(SUFFIX)\ |
542 | gen_op_cmpxchgb ## SUFFIX ## _T0_T1_EAX_cc,\ | |
543 | gen_op_cmpxchgw ## SUFFIX ## _T0_T1_EAX_cc,\ | |
14ce26e7 FB |
544 | gen_op_cmpxchgl ## SUFFIX ## _T0_T1_EAX_cc,\ |
545 | X86_64_ONLY(gen_op_cmpxchgq ## SUFFIX ## _T0_T1_EAX_cc), | |
4f31916f | 546 | |
14ce26e7 | 547 | static GenOpFunc *gen_op_cmpxchg_T0_T1_EAX_cc[4] = { |
4bb2fcc7 | 548 | DEF_CMPXCHG( ) |
2c0262af FB |
549 | }; |
550 | ||
14ce26e7 | 551 | static GenOpFunc *gen_op_cmpxchg_mem_T0_T1_EAX_cc[3 * 4] = { |
4f31916f FB |
552 | DEF_CMPXCHG(_raw) |
553 | #ifndef CONFIG_USER_ONLY | |
554 | DEF_CMPXCHG(_kernel) | |
555 | DEF_CMPXCHG(_user) | |
556 | #endif | |
2c0262af FB |
557 | }; |
558 | ||
4f31916f FB |
559 | #define DEF_SHIFT(SUFFIX)\ |
560 | {\ | |
561 | gen_op_rolb ## SUFFIX ## _T0_T1_cc,\ | |
562 | gen_op_rorb ## SUFFIX ## _T0_T1_cc,\ | |
563 | gen_op_rclb ## SUFFIX ## _T0_T1_cc,\ | |
564 | gen_op_rcrb ## SUFFIX ## _T0_T1_cc,\ | |
565 | gen_op_shlb ## SUFFIX ## _T0_T1_cc,\ | |
566 | gen_op_shrb ## SUFFIX ## _T0_T1_cc,\ | |
567 | gen_op_shlb ## SUFFIX ## _T0_T1_cc,\ | |
568 | gen_op_sarb ## SUFFIX ## _T0_T1_cc,\ | |
569 | },\ | |
570 | {\ | |
571 | gen_op_rolw ## SUFFIX ## _T0_T1_cc,\ | |
572 | gen_op_rorw ## SUFFIX ## _T0_T1_cc,\ | |
573 | gen_op_rclw ## SUFFIX ## _T0_T1_cc,\ | |
574 | gen_op_rcrw ## SUFFIX ## _T0_T1_cc,\ | |
575 | gen_op_shlw ## SUFFIX ## _T0_T1_cc,\ | |
576 | gen_op_shrw ## SUFFIX ## _T0_T1_cc,\ | |
577 | gen_op_shlw ## SUFFIX ## _T0_T1_cc,\ | |
578 | gen_op_sarw ## SUFFIX ## _T0_T1_cc,\ | |
579 | },\ | |
580 | {\ | |
581 | gen_op_roll ## SUFFIX ## _T0_T1_cc,\ | |
582 | gen_op_rorl ## SUFFIX ## _T0_T1_cc,\ | |
583 | gen_op_rcll ## SUFFIX ## _T0_T1_cc,\ | |
584 | gen_op_rcrl ## SUFFIX ## _T0_T1_cc,\ | |
585 | gen_op_shll ## SUFFIX ## _T0_T1_cc,\ | |
586 | gen_op_shrl ## SUFFIX ## _T0_T1_cc,\ | |
587 | gen_op_shll ## SUFFIX ## _T0_T1_cc,\ | |
588 | gen_op_sarl ## SUFFIX ## _T0_T1_cc,\ | |
14ce26e7 FB |
589 | },\ |
590 | {\ | |
591 | X86_64_ONLY(gen_op_rolq ## SUFFIX ## _T0_T1_cc),\ | |
592 | X86_64_ONLY(gen_op_rorq ## SUFFIX ## _T0_T1_cc),\ | |
593 | X86_64_ONLY(gen_op_rclq ## SUFFIX ## _T0_T1_cc),\ | |
594 | X86_64_ONLY(gen_op_rcrq ## SUFFIX ## _T0_T1_cc),\ | |
595 | X86_64_ONLY(gen_op_shlq ## SUFFIX ## _T0_T1_cc),\ | |
596 | X86_64_ONLY(gen_op_shrq ## SUFFIX ## _T0_T1_cc),\ | |
597 | X86_64_ONLY(gen_op_shlq ## SUFFIX ## _T0_T1_cc),\ | |
598 | X86_64_ONLY(gen_op_sarq ## SUFFIX ## _T0_T1_cc),\ | |
2c0262af | 599 | }, |
4f31916f | 600 | |
14ce26e7 | 601 | static GenOpFunc *gen_op_shift_T0_T1_cc[4][8] = { |
4bb2fcc7 | 602 | DEF_SHIFT( ) |
2c0262af FB |
603 | }; |
604 | ||
14ce26e7 | 605 | static GenOpFunc *gen_op_shift_mem_T0_T1_cc[3 * 4][8] = { |
4f31916f FB |
606 | DEF_SHIFT(_raw) |
607 | #ifndef CONFIG_USER_ONLY | |
608 | DEF_SHIFT(_kernel) | |
609 | DEF_SHIFT(_user) | |
610 | #endif | |
2c0262af FB |
611 | }; |
612 | ||
4f31916f FB |
613 | #define DEF_SHIFTD(SUFFIX, op)\ |
614 | {\ | |
615 | NULL,\ | |
616 | NULL,\ | |
617 | },\ | |
618 | {\ | |
619 | gen_op_shldw ## SUFFIX ## _T0_T1_ ## op ## _cc,\ | |
620 | gen_op_shrdw ## SUFFIX ## _T0_T1_ ## op ## _cc,\ | |
31313213 | 621 | },\ |
4f31916f FB |
622 | {\ |
623 | gen_op_shldl ## SUFFIX ## _T0_T1_ ## op ## _cc,\ | |
624 | gen_op_shrdl ## SUFFIX ## _T0_T1_ ## op ## _cc,\ | |
14ce26e7 FB |
625 | },\ |
626 | {\ | |
31313213 FB |
627 | X86_64_DEF(gen_op_shldq ## SUFFIX ## _T0_T1_ ## op ## _cc,\ |
628 | gen_op_shrdq ## SUFFIX ## _T0_T1_ ## op ## _cc,)\ | |
2c0262af | 629 | }, |
4f31916f | 630 | |
14ce26e7 | 631 | static GenOpFunc1 *gen_op_shiftd_T0_T1_im_cc[4][2] = { |
4f31916f | 632 | DEF_SHIFTD(, im) |
2c0262af FB |
633 | }; |
634 | ||
14ce26e7 | 635 | static GenOpFunc *gen_op_shiftd_T0_T1_ECX_cc[4][2] = { |
4f31916f | 636 | DEF_SHIFTD(, ECX) |
2c0262af FB |
637 | }; |
638 | ||
14ce26e7 | 639 | static GenOpFunc1 *gen_op_shiftd_mem_T0_T1_im_cc[3 * 4][2] = { |
4f31916f FB |
640 | DEF_SHIFTD(_raw, im) |
641 | #ifndef CONFIG_USER_ONLY | |
642 | DEF_SHIFTD(_kernel, im) | |
643 | DEF_SHIFTD(_user, im) | |
644 | #endif | |
2c0262af FB |
645 | }; |
646 | ||
14ce26e7 | 647 | static GenOpFunc *gen_op_shiftd_mem_T0_T1_ECX_cc[3 * 4][2] = { |
4f31916f FB |
648 | DEF_SHIFTD(_raw, ECX) |
649 | #ifndef CONFIG_USER_ONLY | |
650 | DEF_SHIFTD(_kernel, ECX) | |
651 | DEF_SHIFTD(_user, ECX) | |
652 | #endif | |
2c0262af FB |
653 | }; |
654 | ||
14ce26e7 | 655 | static GenOpFunc *gen_op_btx_T0_T1_cc[3][4] = { |
2c0262af FB |
656 | [0] = { |
657 | gen_op_btw_T0_T1_cc, | |
658 | gen_op_btsw_T0_T1_cc, | |
659 | gen_op_btrw_T0_T1_cc, | |
660 | gen_op_btcw_T0_T1_cc, | |
661 | }, | |
662 | [1] = { | |
663 | gen_op_btl_T0_T1_cc, | |
664 | gen_op_btsl_T0_T1_cc, | |
665 | gen_op_btrl_T0_T1_cc, | |
666 | gen_op_btcl_T0_T1_cc, | |
667 | }, | |
14ce26e7 FB |
668 | #ifdef TARGET_X86_64 |
669 | [2] = { | |
670 | gen_op_btq_T0_T1_cc, | |
671 | gen_op_btsq_T0_T1_cc, | |
672 | gen_op_btrq_T0_T1_cc, | |
673 | gen_op_btcq_T0_T1_cc, | |
674 | }, | |
675 | #endif | |
676 | }; | |
677 | ||
678 | static GenOpFunc *gen_op_add_bit_A0_T1[3] = { | |
679 | gen_op_add_bitw_A0_T1, | |
680 | gen_op_add_bitl_A0_T1, | |
681 | X86_64_ONLY(gen_op_add_bitq_A0_T1), | |
2c0262af FB |
682 | }; |
683 | ||
14ce26e7 | 684 | static GenOpFunc *gen_op_bsx_T0_cc[3][2] = { |
2c0262af FB |
685 | [0] = { |
686 | gen_op_bsfw_T0_cc, | |
687 | gen_op_bsrw_T0_cc, | |
688 | }, | |
689 | [1] = { | |
690 | gen_op_bsfl_T0_cc, | |
691 | gen_op_bsrl_T0_cc, | |
692 | }, | |
14ce26e7 FB |
693 | #ifdef TARGET_X86_64 |
694 | [2] = { | |
695 | gen_op_bsfq_T0_cc, | |
696 | gen_op_bsrq_T0_cc, | |
697 | }, | |
698 | #endif | |
2c0262af FB |
699 | }; |
700 | ||
57fec1fe FB |
701 | static inline void gen_op_lds_T0_A0(int idx) |
702 | { | |
703 | int mem_index = (idx >> 2) - 1; | |
704 | switch(idx & 3) { | |
705 | case 0: | |
706 | tcg_gen_qemu_ld8s(cpu_T[0], cpu_A0, mem_index); | |
707 | break; | |
708 | case 1: | |
709 | tcg_gen_qemu_ld16s(cpu_T[0], cpu_A0, mem_index); | |
710 | break; | |
711 | default: | |
712 | case 2: | |
713 | tcg_gen_qemu_ld32s(cpu_T[0], cpu_A0, mem_index); | |
714 | break; | |
715 | } | |
716 | } | |
2c0262af FB |
717 | |
718 | /* sign does not matter, except for lidt/lgdt call (TODO: fix it) */ | |
57fec1fe FB |
719 | static inline void gen_op_ld_T0_A0(int idx) |
720 | { | |
721 | int mem_index = (idx >> 2) - 1; | |
722 | switch(idx & 3) { | |
723 | case 0: | |
724 | tcg_gen_qemu_ld8u(cpu_T[0], cpu_A0, mem_index); | |
725 | break; | |
726 | case 1: | |
727 | tcg_gen_qemu_ld16u(cpu_T[0], cpu_A0, mem_index); | |
728 | break; | |
729 | case 2: | |
730 | tcg_gen_qemu_ld32u(cpu_T[0], cpu_A0, mem_index); | |
731 | break; | |
732 | default: | |
733 | case 3: | |
734 | tcg_gen_qemu_ld64(cpu_T[0], cpu_A0, mem_index); | |
735 | break; | |
736 | } | |
737 | } | |
2c0262af | 738 | |
57fec1fe FB |
739 | static inline void gen_op_ldu_T0_A0(int idx) |
740 | { | |
741 | gen_op_ld_T0_A0(idx); | |
742 | } | |
2c0262af | 743 | |
57fec1fe FB |
744 | static inline void gen_op_ld_T1_A0(int idx) |
745 | { | |
746 | int mem_index = (idx >> 2) - 1; | |
747 | switch(idx & 3) { | |
748 | case 0: | |
749 | tcg_gen_qemu_ld8u(cpu_T[1], cpu_A0, mem_index); | |
750 | break; | |
751 | case 1: | |
752 | tcg_gen_qemu_ld16u(cpu_T[1], cpu_A0, mem_index); | |
753 | break; | |
754 | case 2: | |
755 | tcg_gen_qemu_ld32u(cpu_T[1], cpu_A0, mem_index); | |
756 | break; | |
757 | default: | |
758 | case 3: | |
759 | tcg_gen_qemu_ld64(cpu_T[1], cpu_A0, mem_index); | |
760 | break; | |
761 | } | |
762 | } | |
4f31916f | 763 | |
57fec1fe FB |
764 | static inline void gen_op_st_T0_A0(int idx) |
765 | { | |
766 | int mem_index = (idx >> 2) - 1; | |
767 | switch(idx & 3) { | |
768 | case 0: | |
769 | tcg_gen_qemu_st8(cpu_T[0], cpu_A0, mem_index); | |
770 | break; | |
771 | case 1: | |
772 | tcg_gen_qemu_st16(cpu_T[0], cpu_A0, mem_index); | |
773 | break; | |
774 | case 2: | |
775 | tcg_gen_qemu_st32(cpu_T[0], cpu_A0, mem_index); | |
776 | break; | |
777 | default: | |
778 | case 3: | |
779 | tcg_gen_qemu_st64(cpu_T[0], cpu_A0, mem_index); | |
780 | break; | |
781 | } | |
782 | } | |
4f31916f | 783 | |
57fec1fe FB |
784 | static inline void gen_op_st_T1_A0(int idx) |
785 | { | |
786 | int mem_index = (idx >> 2) - 1; | |
787 | switch(idx & 3) { | |
788 | case 0: | |
789 | tcg_gen_qemu_st8(cpu_T[1], cpu_A0, mem_index); | |
790 | break; | |
791 | case 1: | |
792 | tcg_gen_qemu_st16(cpu_T[1], cpu_A0, mem_index); | |
793 | break; | |
794 | case 2: | |
795 | tcg_gen_qemu_st32(cpu_T[1], cpu_A0, mem_index); | |
796 | break; | |
797 | default: | |
798 | case 3: | |
799 | tcg_gen_qemu_st64(cpu_T[1], cpu_A0, mem_index); | |
800 | break; | |
801 | } | |
802 | } | |
4f31916f | 803 | |
14ce26e7 FB |
804 | static inline void gen_jmp_im(target_ulong pc) |
805 | { | |
57fec1fe FB |
806 | tcg_gen_movi_tl(cpu_tmp0, pc); |
807 | tcg_gen_st_tl(cpu_tmp0, cpu_env, offsetof(CPUState, eip)); | |
14ce26e7 FB |
808 | } |
809 | ||
2c0262af FB |
810 | static inline void gen_string_movl_A0_ESI(DisasContext *s) |
811 | { | |
812 | int override; | |
813 | ||
814 | override = s->override; | |
14ce26e7 FB |
815 | #ifdef TARGET_X86_64 |
816 | if (s->aflag == 2) { | |
817 | if (override >= 0) { | |
57fec1fe FB |
818 | gen_op_movq_A0_seg(override); |
819 | gen_op_addq_A0_reg_sN(0, R_ESI); | |
14ce26e7 | 820 | } else { |
57fec1fe | 821 | gen_op_movq_A0_reg(R_ESI); |
14ce26e7 FB |
822 | } |
823 | } else | |
824 | #endif | |
2c0262af FB |
825 | if (s->aflag) { |
826 | /* 32 bit address */ | |
827 | if (s->addseg && override < 0) | |
828 | override = R_DS; | |
829 | if (override >= 0) { | |
57fec1fe FB |
830 | gen_op_movl_A0_seg(override); |
831 | gen_op_addl_A0_reg_sN(0, R_ESI); | |
2c0262af | 832 | } else { |
57fec1fe | 833 | gen_op_movl_A0_reg(R_ESI); |
2c0262af FB |
834 | } |
835 | } else { | |
836 | /* 16 address, always override */ | |
837 | if (override < 0) | |
838 | override = R_DS; | |
57fec1fe | 839 | gen_op_movl_A0_reg(R_ESI); |
2c0262af | 840 | gen_op_andl_A0_ffff(); |
57fec1fe | 841 | gen_op_addl_A0_seg(override); |
2c0262af FB |
842 | } |
843 | } | |
844 | ||
845 | static inline void gen_string_movl_A0_EDI(DisasContext *s) | |
846 | { | |
14ce26e7 FB |
847 | #ifdef TARGET_X86_64 |
848 | if (s->aflag == 2) { | |
57fec1fe | 849 | gen_op_movq_A0_reg(R_EDI); |
14ce26e7 FB |
850 | } else |
851 | #endif | |
2c0262af FB |
852 | if (s->aflag) { |
853 | if (s->addseg) { | |
57fec1fe FB |
854 | gen_op_movl_A0_seg(R_ES); |
855 | gen_op_addl_A0_reg_sN(0, R_EDI); | |
2c0262af | 856 | } else { |
57fec1fe | 857 | gen_op_movl_A0_reg(R_EDI); |
2c0262af FB |
858 | } |
859 | } else { | |
57fec1fe | 860 | gen_op_movl_A0_reg(R_EDI); |
2c0262af | 861 | gen_op_andl_A0_ffff(); |
57fec1fe | 862 | gen_op_addl_A0_seg(R_ES); |
2c0262af FB |
863 | } |
864 | } | |
865 | ||
14ce26e7 | 866 | static GenOpFunc *gen_op_movl_T0_Dshift[4] = { |
2c0262af FB |
867 | gen_op_movl_T0_Dshiftb, |
868 | gen_op_movl_T0_Dshiftw, | |
869 | gen_op_movl_T0_Dshiftl, | |
14ce26e7 | 870 | X86_64_ONLY(gen_op_movl_T0_Dshiftq), |
2c0262af FB |
871 | }; |
872 | ||
14ce26e7 FB |
873 | static GenOpFunc1 *gen_op_jnz_ecx[3] = { |
874 | gen_op_jnz_ecxw, | |
875 | gen_op_jnz_ecxl, | |
876 | X86_64_ONLY(gen_op_jnz_ecxq), | |
2c0262af | 877 | }; |
3b46e624 | 878 | |
14ce26e7 FB |
879 | static GenOpFunc1 *gen_op_jz_ecx[3] = { |
880 | gen_op_jz_ecxw, | |
881 | gen_op_jz_ecxl, | |
882 | X86_64_ONLY(gen_op_jz_ecxq), | |
2c0262af FB |
883 | }; |
884 | ||
14ce26e7 | 885 | static GenOpFunc *gen_op_dec_ECX[3] = { |
2c0262af FB |
886 | gen_op_decw_ECX, |
887 | gen_op_decl_ECX, | |
14ce26e7 | 888 | X86_64_ONLY(gen_op_decq_ECX), |
2c0262af FB |
889 | }; |
890 | ||
14ce26e7 | 891 | static GenOpFunc1 *gen_op_string_jnz_sub[2][4] = { |
2c0262af | 892 | { |
14ce26e7 FB |
893 | gen_op_jnz_subb, |
894 | gen_op_jnz_subw, | |
895 | gen_op_jnz_subl, | |
896 | X86_64_ONLY(gen_op_jnz_subq), | |
2c0262af FB |
897 | }, |
898 | { | |
14ce26e7 FB |
899 | gen_op_jz_subb, |
900 | gen_op_jz_subw, | |
901 | gen_op_jz_subl, | |
902 | X86_64_ONLY(gen_op_jz_subq), | |
2c0262af FB |
903 | }, |
904 | }; | |
905 | ||
906 | static GenOpFunc *gen_op_in_DX_T0[3] = { | |
907 | gen_op_inb_DX_T0, | |
908 | gen_op_inw_DX_T0, | |
909 | gen_op_inl_DX_T0, | |
910 | }; | |
911 | ||
912 | static GenOpFunc *gen_op_out_DX_T0[3] = { | |
913 | gen_op_outb_DX_T0, | |
914 | gen_op_outw_DX_T0, | |
915 | gen_op_outl_DX_T0, | |
916 | }; | |
917 | ||
f115e911 FB |
918 | static GenOpFunc *gen_op_in[3] = { |
919 | gen_op_inb_T0_T1, | |
920 | gen_op_inw_T0_T1, | |
921 | gen_op_inl_T0_T1, | |
922 | }; | |
923 | ||
924 | static GenOpFunc *gen_op_out[3] = { | |
925 | gen_op_outb_T0_T1, | |
926 | gen_op_outw_T0_T1, | |
927 | gen_op_outl_T0_T1, | |
928 | }; | |
929 | ||
930 | static GenOpFunc *gen_check_io_T0[3] = { | |
931 | gen_op_check_iob_T0, | |
932 | gen_op_check_iow_T0, | |
933 | gen_op_check_iol_T0, | |
934 | }; | |
935 | ||
936 | static GenOpFunc *gen_check_io_DX[3] = { | |
937 | gen_op_check_iob_DX, | |
938 | gen_op_check_iow_DX, | |
939 | gen_op_check_iol_DX, | |
940 | }; | |
941 | ||
14ce26e7 | 942 | static void gen_check_io(DisasContext *s, int ot, int use_dx, target_ulong cur_eip) |
f115e911 FB |
943 | { |
944 | if (s->pe && (s->cpl > s->iopl || s->vm86)) { | |
945 | if (s->cc_op != CC_OP_DYNAMIC) | |
946 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 947 | gen_jmp_im(cur_eip); |
f115e911 FB |
948 | if (use_dx) |
949 | gen_check_io_DX[ot](); | |
950 | else | |
951 | gen_check_io_T0[ot](); | |
952 | } | |
953 | } | |
954 | ||
2c0262af FB |
955 | static inline void gen_movs(DisasContext *s, int ot) |
956 | { | |
957 | gen_string_movl_A0_ESI(s); | |
57fec1fe | 958 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 959 | gen_string_movl_A0_EDI(s); |
57fec1fe | 960 | gen_op_st_T0_A0(ot + s->mem_index); |
2c0262af | 961 | gen_op_movl_T0_Dshift[ot](); |
14ce26e7 FB |
962 | #ifdef TARGET_X86_64 |
963 | if (s->aflag == 2) { | |
964 | gen_op_addq_ESI_T0(); | |
965 | gen_op_addq_EDI_T0(); | |
5fafdf24 | 966 | } else |
14ce26e7 | 967 | #endif |
2c0262af FB |
968 | if (s->aflag) { |
969 | gen_op_addl_ESI_T0(); | |
970 | gen_op_addl_EDI_T0(); | |
971 | } else { | |
972 | gen_op_addw_ESI_T0(); | |
973 | gen_op_addw_EDI_T0(); | |
974 | } | |
975 | } | |
976 | ||
977 | static inline void gen_update_cc_op(DisasContext *s) | |
978 | { | |
979 | if (s->cc_op != CC_OP_DYNAMIC) { | |
980 | gen_op_set_cc_op(s->cc_op); | |
981 | s->cc_op = CC_OP_DYNAMIC; | |
982 | } | |
983 | } | |
984 | ||
14ce26e7 FB |
985 | /* XXX: does not work with gdbstub "ice" single step - not a |
986 | serious problem */ | |
987 | static int gen_jz_ecx_string(DisasContext *s, target_ulong next_eip) | |
2c0262af | 988 | { |
14ce26e7 FB |
989 | int l1, l2; |
990 | ||
991 | l1 = gen_new_label(); | |
992 | l2 = gen_new_label(); | |
993 | gen_op_jnz_ecx[s->aflag](l1); | |
994 | gen_set_label(l2); | |
995 | gen_jmp_tb(s, next_eip, 1); | |
996 | gen_set_label(l1); | |
997 | return l2; | |
2c0262af FB |
998 | } |
999 | ||
1000 | static inline void gen_stos(DisasContext *s, int ot) | |
1001 | { | |
57fec1fe | 1002 | gen_op_mov_TN_reg(OT_LONG, 0, R_EAX); |
2c0262af | 1003 | gen_string_movl_A0_EDI(s); |
57fec1fe | 1004 | gen_op_st_T0_A0(ot + s->mem_index); |
2c0262af | 1005 | gen_op_movl_T0_Dshift[ot](); |
14ce26e7 FB |
1006 | #ifdef TARGET_X86_64 |
1007 | if (s->aflag == 2) { | |
1008 | gen_op_addq_EDI_T0(); | |
5fafdf24 | 1009 | } else |
14ce26e7 | 1010 | #endif |
2c0262af FB |
1011 | if (s->aflag) { |
1012 | gen_op_addl_EDI_T0(); | |
1013 | } else { | |
1014 | gen_op_addw_EDI_T0(); | |
1015 | } | |
1016 | } | |
1017 | ||
1018 | static inline void gen_lods(DisasContext *s, int ot) | |
1019 | { | |
1020 | gen_string_movl_A0_ESI(s); | |
57fec1fe FB |
1021 | gen_op_ld_T0_A0(ot + s->mem_index); |
1022 | gen_op_mov_reg_T0(ot, R_EAX); | |
2c0262af | 1023 | gen_op_movl_T0_Dshift[ot](); |
14ce26e7 FB |
1024 | #ifdef TARGET_X86_64 |
1025 | if (s->aflag == 2) { | |
1026 | gen_op_addq_ESI_T0(); | |
5fafdf24 | 1027 | } else |
14ce26e7 | 1028 | #endif |
2c0262af FB |
1029 | if (s->aflag) { |
1030 | gen_op_addl_ESI_T0(); | |
1031 | } else { | |
1032 | gen_op_addw_ESI_T0(); | |
1033 | } | |
1034 | } | |
1035 | ||
1036 | static inline void gen_scas(DisasContext *s, int ot) | |
1037 | { | |
57fec1fe | 1038 | gen_op_mov_TN_reg(OT_LONG, 0, R_EAX); |
2c0262af | 1039 | gen_string_movl_A0_EDI(s); |
57fec1fe | 1040 | gen_op_ld_T1_A0(ot + s->mem_index); |
2c0262af FB |
1041 | gen_op_cmpl_T0_T1_cc(); |
1042 | gen_op_movl_T0_Dshift[ot](); | |
14ce26e7 FB |
1043 | #ifdef TARGET_X86_64 |
1044 | if (s->aflag == 2) { | |
1045 | gen_op_addq_EDI_T0(); | |
5fafdf24 | 1046 | } else |
14ce26e7 | 1047 | #endif |
2c0262af FB |
1048 | if (s->aflag) { |
1049 | gen_op_addl_EDI_T0(); | |
1050 | } else { | |
1051 | gen_op_addw_EDI_T0(); | |
1052 | } | |
1053 | } | |
1054 | ||
1055 | static inline void gen_cmps(DisasContext *s, int ot) | |
1056 | { | |
1057 | gen_string_movl_A0_ESI(s); | |
57fec1fe | 1058 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 1059 | gen_string_movl_A0_EDI(s); |
57fec1fe | 1060 | gen_op_ld_T1_A0(ot + s->mem_index); |
2c0262af FB |
1061 | gen_op_cmpl_T0_T1_cc(); |
1062 | gen_op_movl_T0_Dshift[ot](); | |
14ce26e7 FB |
1063 | #ifdef TARGET_X86_64 |
1064 | if (s->aflag == 2) { | |
1065 | gen_op_addq_ESI_T0(); | |
1066 | gen_op_addq_EDI_T0(); | |
5fafdf24 | 1067 | } else |
14ce26e7 | 1068 | #endif |
2c0262af FB |
1069 | if (s->aflag) { |
1070 | gen_op_addl_ESI_T0(); | |
1071 | gen_op_addl_EDI_T0(); | |
1072 | } else { | |
1073 | gen_op_addw_ESI_T0(); | |
1074 | gen_op_addw_EDI_T0(); | |
1075 | } | |
1076 | } | |
1077 | ||
1078 | static inline void gen_ins(DisasContext *s, int ot) | |
1079 | { | |
2c0262af | 1080 | gen_string_movl_A0_EDI(s); |
9772c73b | 1081 | gen_op_movl_T0_0(); |
57fec1fe | 1082 | gen_op_st_T0_A0(ot + s->mem_index); |
9772c73b | 1083 | gen_op_in_DX_T0[ot](); |
57fec1fe | 1084 | gen_op_st_T0_A0(ot + s->mem_index); |
2c0262af | 1085 | gen_op_movl_T0_Dshift[ot](); |
14ce26e7 FB |
1086 | #ifdef TARGET_X86_64 |
1087 | if (s->aflag == 2) { | |
1088 | gen_op_addq_EDI_T0(); | |
5fafdf24 | 1089 | } else |
14ce26e7 | 1090 | #endif |
2c0262af FB |
1091 | if (s->aflag) { |
1092 | gen_op_addl_EDI_T0(); | |
1093 | } else { | |
1094 | gen_op_addw_EDI_T0(); | |
1095 | } | |
1096 | } | |
1097 | ||
1098 | static inline void gen_outs(DisasContext *s, int ot) | |
1099 | { | |
1100 | gen_string_movl_A0_ESI(s); | |
57fec1fe | 1101 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af FB |
1102 | gen_op_out_DX_T0[ot](); |
1103 | gen_op_movl_T0_Dshift[ot](); | |
14ce26e7 FB |
1104 | #ifdef TARGET_X86_64 |
1105 | if (s->aflag == 2) { | |
1106 | gen_op_addq_ESI_T0(); | |
5fafdf24 | 1107 | } else |
14ce26e7 | 1108 | #endif |
2c0262af FB |
1109 | if (s->aflag) { |
1110 | gen_op_addl_ESI_T0(); | |
1111 | } else { | |
1112 | gen_op_addw_ESI_T0(); | |
1113 | } | |
1114 | } | |
1115 | ||
1116 | /* same method as Valgrind : we generate jumps to current or next | |
1117 | instruction */ | |
1118 | #define GEN_REPZ(op) \ | |
1119 | static inline void gen_repz_ ## op(DisasContext *s, int ot, \ | |
14ce26e7 | 1120 | target_ulong cur_eip, target_ulong next_eip) \ |
2c0262af | 1121 | { \ |
14ce26e7 | 1122 | int l2;\ |
2c0262af | 1123 | gen_update_cc_op(s); \ |
14ce26e7 | 1124 | l2 = gen_jz_ecx_string(s, next_eip); \ |
2c0262af FB |
1125 | gen_ ## op(s, ot); \ |
1126 | gen_op_dec_ECX[s->aflag](); \ | |
1127 | /* a loop would cause two single step exceptions if ECX = 1 \ | |
1128 | before rep string_insn */ \ | |
1129 | if (!s->jmp_opt) \ | |
14ce26e7 | 1130 | gen_op_jz_ecx[s->aflag](l2); \ |
2c0262af FB |
1131 | gen_jmp(s, cur_eip); \ |
1132 | } | |
1133 | ||
1134 | #define GEN_REPZ2(op) \ | |
1135 | static inline void gen_repz_ ## op(DisasContext *s, int ot, \ | |
14ce26e7 FB |
1136 | target_ulong cur_eip, \ |
1137 | target_ulong next_eip, \ | |
2c0262af FB |
1138 | int nz) \ |
1139 | { \ | |
14ce26e7 | 1140 | int l2;\ |
2c0262af | 1141 | gen_update_cc_op(s); \ |
14ce26e7 | 1142 | l2 = gen_jz_ecx_string(s, next_eip); \ |
2c0262af FB |
1143 | gen_ ## op(s, ot); \ |
1144 | gen_op_dec_ECX[s->aflag](); \ | |
1145 | gen_op_set_cc_op(CC_OP_SUBB + ot); \ | |
14ce26e7 | 1146 | gen_op_string_jnz_sub[nz][ot](l2);\ |
2c0262af | 1147 | if (!s->jmp_opt) \ |
14ce26e7 | 1148 | gen_op_jz_ecx[s->aflag](l2); \ |
2c0262af FB |
1149 | gen_jmp(s, cur_eip); \ |
1150 | } | |
1151 | ||
1152 | GEN_REPZ(movs) | |
1153 | GEN_REPZ(stos) | |
1154 | GEN_REPZ(lods) | |
1155 | GEN_REPZ(ins) | |
1156 | GEN_REPZ(outs) | |
1157 | GEN_REPZ2(scas) | |
1158 | GEN_REPZ2(cmps) | |
1159 | ||
2c0262af FB |
1160 | enum { |
1161 | JCC_O, | |
1162 | JCC_B, | |
1163 | JCC_Z, | |
1164 | JCC_BE, | |
1165 | JCC_S, | |
1166 | JCC_P, | |
1167 | JCC_L, | |
1168 | JCC_LE, | |
1169 | }; | |
1170 | ||
14ce26e7 | 1171 | static GenOpFunc1 *gen_jcc_sub[4][8] = { |
2c0262af FB |
1172 | [OT_BYTE] = { |
1173 | NULL, | |
1174 | gen_op_jb_subb, | |
1175 | gen_op_jz_subb, | |
1176 | gen_op_jbe_subb, | |
1177 | gen_op_js_subb, | |
1178 | NULL, | |
1179 | gen_op_jl_subb, | |
1180 | gen_op_jle_subb, | |
1181 | }, | |
1182 | [OT_WORD] = { | |
1183 | NULL, | |
1184 | gen_op_jb_subw, | |
1185 | gen_op_jz_subw, | |
1186 | gen_op_jbe_subw, | |
1187 | gen_op_js_subw, | |
1188 | NULL, | |
1189 | gen_op_jl_subw, | |
1190 | gen_op_jle_subw, | |
1191 | }, | |
1192 | [OT_LONG] = { | |
1193 | NULL, | |
1194 | gen_op_jb_subl, | |
1195 | gen_op_jz_subl, | |
1196 | gen_op_jbe_subl, | |
1197 | gen_op_js_subl, | |
1198 | NULL, | |
1199 | gen_op_jl_subl, | |
1200 | gen_op_jle_subl, | |
1201 | }, | |
14ce26e7 FB |
1202 | #ifdef TARGET_X86_64 |
1203 | [OT_QUAD] = { | |
1204 | NULL, | |
1205 | BUGGY_64(gen_op_jb_subq), | |
1206 | gen_op_jz_subq, | |
1207 | BUGGY_64(gen_op_jbe_subq), | |
1208 | gen_op_js_subq, | |
1209 | NULL, | |
1210 | BUGGY_64(gen_op_jl_subq), | |
1211 | BUGGY_64(gen_op_jle_subq), | |
1212 | }, | |
1213 | #endif | |
2c0262af | 1214 | }; |
14ce26e7 | 1215 | static GenOpFunc1 *gen_op_loop[3][4] = { |
2c0262af FB |
1216 | [0] = { |
1217 | gen_op_loopnzw, | |
1218 | gen_op_loopzw, | |
14ce26e7 | 1219 | gen_op_jnz_ecxw, |
2c0262af FB |
1220 | }, |
1221 | [1] = { | |
1222 | gen_op_loopnzl, | |
1223 | gen_op_loopzl, | |
14ce26e7 FB |
1224 | gen_op_jnz_ecxl, |
1225 | }, | |
1226 | #ifdef TARGET_X86_64 | |
1227 | [2] = { | |
1228 | gen_op_loopnzq, | |
1229 | gen_op_loopzq, | |
1230 | gen_op_jnz_ecxq, | |
2c0262af | 1231 | }, |
14ce26e7 | 1232 | #endif |
2c0262af FB |
1233 | }; |
1234 | ||
1235 | static GenOpFunc *gen_setcc_slow[8] = { | |
1236 | gen_op_seto_T0_cc, | |
1237 | gen_op_setb_T0_cc, | |
1238 | gen_op_setz_T0_cc, | |
1239 | gen_op_setbe_T0_cc, | |
1240 | gen_op_sets_T0_cc, | |
1241 | gen_op_setp_T0_cc, | |
1242 | gen_op_setl_T0_cc, | |
1243 | gen_op_setle_T0_cc, | |
1244 | }; | |
1245 | ||
14ce26e7 | 1246 | static GenOpFunc *gen_setcc_sub[4][8] = { |
2c0262af FB |
1247 | [OT_BYTE] = { |
1248 | NULL, | |
1249 | gen_op_setb_T0_subb, | |
1250 | gen_op_setz_T0_subb, | |
1251 | gen_op_setbe_T0_subb, | |
1252 | gen_op_sets_T0_subb, | |
1253 | NULL, | |
1254 | gen_op_setl_T0_subb, | |
1255 | gen_op_setle_T0_subb, | |
1256 | }, | |
1257 | [OT_WORD] = { | |
1258 | NULL, | |
1259 | gen_op_setb_T0_subw, | |
1260 | gen_op_setz_T0_subw, | |
1261 | gen_op_setbe_T0_subw, | |
1262 | gen_op_sets_T0_subw, | |
1263 | NULL, | |
1264 | gen_op_setl_T0_subw, | |
1265 | gen_op_setle_T0_subw, | |
1266 | }, | |
1267 | [OT_LONG] = { | |
1268 | NULL, | |
1269 | gen_op_setb_T0_subl, | |
1270 | gen_op_setz_T0_subl, | |
1271 | gen_op_setbe_T0_subl, | |
1272 | gen_op_sets_T0_subl, | |
1273 | NULL, | |
1274 | gen_op_setl_T0_subl, | |
1275 | gen_op_setle_T0_subl, | |
1276 | }, | |
14ce26e7 FB |
1277 | #ifdef TARGET_X86_64 |
1278 | [OT_QUAD] = { | |
1279 | NULL, | |
1280 | gen_op_setb_T0_subq, | |
1281 | gen_op_setz_T0_subq, | |
1282 | gen_op_setbe_T0_subq, | |
1283 | gen_op_sets_T0_subq, | |
1284 | NULL, | |
1285 | gen_op_setl_T0_subq, | |
1286 | gen_op_setle_T0_subq, | |
1287 | }, | |
1288 | #endif | |
2c0262af FB |
1289 | }; |
1290 | ||
19e6c4b8 FB |
1291 | static void *helper_fp_arith_ST0_FT0[8] = { |
1292 | helper_fadd_ST0_FT0, | |
1293 | helper_fmul_ST0_FT0, | |
1294 | helper_fcom_ST0_FT0, | |
1295 | helper_fcom_ST0_FT0, | |
1296 | helper_fsub_ST0_FT0, | |
1297 | helper_fsubr_ST0_FT0, | |
1298 | helper_fdiv_ST0_FT0, | |
1299 | helper_fdivr_ST0_FT0, | |
2c0262af FB |
1300 | }; |
1301 | ||
1302 | /* NOTE the exception in "r" op ordering */ | |
19e6c4b8 FB |
1303 | static void *helper_fp_arith_STN_ST0[8] = { |
1304 | helper_fadd_STN_ST0, | |
1305 | helper_fmul_STN_ST0, | |
2c0262af FB |
1306 | NULL, |
1307 | NULL, | |
19e6c4b8 FB |
1308 | helper_fsubr_STN_ST0, |
1309 | helper_fsub_STN_ST0, | |
1310 | helper_fdivr_STN_ST0, | |
1311 | helper_fdiv_STN_ST0, | |
2c0262af FB |
1312 | }; |
1313 | ||
1314 | /* if d == OR_TMP0, it means memory operand (address in A0) */ | |
1315 | static void gen_op(DisasContext *s1, int op, int ot, int d) | |
1316 | { | |
1317 | GenOpFunc *gen_update_cc; | |
3b46e624 | 1318 | |
2c0262af | 1319 | if (d != OR_TMP0) { |
57fec1fe | 1320 | gen_op_mov_TN_reg(ot, 0, d); |
2c0262af | 1321 | } else { |
57fec1fe | 1322 | gen_op_ld_T0_A0(ot + s1->mem_index); |
2c0262af FB |
1323 | } |
1324 | switch(op) { | |
1325 | case OP_ADCL: | |
1326 | case OP_SBBL: | |
1327 | if (s1->cc_op != CC_OP_DYNAMIC) | |
1328 | gen_op_set_cc_op(s1->cc_op); | |
1329 | if (d != OR_TMP0) { | |
1330 | gen_op_arithc_T0_T1_cc[ot][op - OP_ADCL](); | |
57fec1fe | 1331 | gen_op_mov_reg_T0(ot, d); |
2c0262af | 1332 | } else { |
4f31916f | 1333 | gen_op_arithc_mem_T0_T1_cc[ot + s1->mem_index][op - OP_ADCL](); |
2c0262af FB |
1334 | } |
1335 | s1->cc_op = CC_OP_DYNAMIC; | |
1336 | goto the_end; | |
1337 | case OP_ADDL: | |
1338 | gen_op_addl_T0_T1(); | |
1339 | s1->cc_op = CC_OP_ADDB + ot; | |
1340 | gen_update_cc = gen_op_update2_cc; | |
1341 | break; | |
1342 | case OP_SUBL: | |
57fec1fe | 1343 | tcg_gen_sub_tl(cpu_T[0], cpu_T[0], cpu_T[1]); |
2c0262af FB |
1344 | s1->cc_op = CC_OP_SUBB + ot; |
1345 | gen_update_cc = gen_op_update2_cc; | |
1346 | break; | |
1347 | default: | |
1348 | case OP_ANDL: | |
57fec1fe FB |
1349 | tcg_gen_and_tl(cpu_T[0], cpu_T[0], cpu_T[1]); |
1350 | s1->cc_op = CC_OP_LOGICB + ot; | |
1351 | gen_update_cc = gen_op_update1_cc; | |
1352 | break; | |
2c0262af | 1353 | case OP_ORL: |
57fec1fe FB |
1354 | tcg_gen_or_tl(cpu_T[0], cpu_T[0], cpu_T[1]); |
1355 | s1->cc_op = CC_OP_LOGICB + ot; | |
1356 | gen_update_cc = gen_op_update1_cc; | |
1357 | break; | |
2c0262af | 1358 | case OP_XORL: |
57fec1fe | 1359 | tcg_gen_xor_tl(cpu_T[0], cpu_T[0], cpu_T[1]); |
2c0262af FB |
1360 | s1->cc_op = CC_OP_LOGICB + ot; |
1361 | gen_update_cc = gen_op_update1_cc; | |
1362 | break; | |
1363 | case OP_CMPL: | |
1364 | gen_op_cmpl_T0_T1_cc(); | |
1365 | s1->cc_op = CC_OP_SUBB + ot; | |
1366 | gen_update_cc = NULL; | |
1367 | break; | |
1368 | } | |
1369 | if (op != OP_CMPL) { | |
1370 | if (d != OR_TMP0) | |
57fec1fe | 1371 | gen_op_mov_reg_T0(ot, d); |
2c0262af | 1372 | else |
57fec1fe | 1373 | gen_op_st_T0_A0(ot + s1->mem_index); |
2c0262af FB |
1374 | } |
1375 | /* the flags update must happen after the memory write (precise | |
1376 | exception support) */ | |
1377 | if (gen_update_cc) | |
1378 | gen_update_cc(); | |
1379 | the_end: ; | |
1380 | } | |
1381 | ||
1382 | /* if d == OR_TMP0, it means memory operand (address in A0) */ | |
1383 | static void gen_inc(DisasContext *s1, int ot, int d, int c) | |
1384 | { | |
1385 | if (d != OR_TMP0) | |
57fec1fe | 1386 | gen_op_mov_TN_reg(ot, 0, d); |
2c0262af | 1387 | else |
57fec1fe | 1388 | gen_op_ld_T0_A0(ot + s1->mem_index); |
2c0262af FB |
1389 | if (s1->cc_op != CC_OP_DYNAMIC) |
1390 | gen_op_set_cc_op(s1->cc_op); | |
1391 | if (c > 0) { | |
1392 | gen_op_incl_T0(); | |
1393 | s1->cc_op = CC_OP_INCB + ot; | |
1394 | } else { | |
1395 | gen_op_decl_T0(); | |
1396 | s1->cc_op = CC_OP_DECB + ot; | |
1397 | } | |
1398 | if (d != OR_TMP0) | |
57fec1fe | 1399 | gen_op_mov_reg_T0(ot, d); |
2c0262af | 1400 | else |
57fec1fe | 1401 | gen_op_st_T0_A0(ot + s1->mem_index); |
2c0262af FB |
1402 | gen_op_update_inc_cc(); |
1403 | } | |
1404 | ||
1405 | static void gen_shift(DisasContext *s1, int op, int ot, int d, int s) | |
1406 | { | |
1407 | if (d != OR_TMP0) | |
57fec1fe | 1408 | gen_op_mov_TN_reg(ot, 0, d); |
2c0262af | 1409 | else |
57fec1fe | 1410 | gen_op_ld_T0_A0(ot + s1->mem_index); |
2c0262af | 1411 | if (s != OR_TMP1) |
57fec1fe | 1412 | gen_op_mov_TN_reg(ot, 1, s); |
2c0262af FB |
1413 | /* for zero counts, flags are not updated, so must do it dynamically */ |
1414 | if (s1->cc_op != CC_OP_DYNAMIC) | |
1415 | gen_op_set_cc_op(s1->cc_op); | |
3b46e624 | 1416 | |
2c0262af FB |
1417 | if (d != OR_TMP0) |
1418 | gen_op_shift_T0_T1_cc[ot][op](); | |
1419 | else | |
4f31916f | 1420 | gen_op_shift_mem_T0_T1_cc[ot + s1->mem_index][op](); |
2c0262af | 1421 | if (d != OR_TMP0) |
57fec1fe | 1422 | gen_op_mov_reg_T0(ot, d); |
2c0262af FB |
1423 | s1->cc_op = CC_OP_DYNAMIC; /* cannot predict flags after */ |
1424 | } | |
1425 | ||
1426 | static void gen_shifti(DisasContext *s1, int op, int ot, int d, int c) | |
1427 | { | |
1428 | /* currently not optimized */ | |
1429 | gen_op_movl_T1_im(c); | |
1430 | gen_shift(s1, op, ot, d, OR_TMP1); | |
1431 | } | |
1432 | ||
1433 | static void gen_lea_modrm(DisasContext *s, int modrm, int *reg_ptr, int *offset_ptr) | |
1434 | { | |
14ce26e7 | 1435 | target_long disp; |
2c0262af | 1436 | int havesib; |
14ce26e7 | 1437 | int base; |
2c0262af FB |
1438 | int index; |
1439 | int scale; | |
1440 | int opreg; | |
1441 | int mod, rm, code, override, must_add_seg; | |
1442 | ||
1443 | override = s->override; | |
1444 | must_add_seg = s->addseg; | |
1445 | if (override >= 0) | |
1446 | must_add_seg = 1; | |
1447 | mod = (modrm >> 6) & 3; | |
1448 | rm = modrm & 7; | |
1449 | ||
1450 | if (s->aflag) { | |
1451 | ||
1452 | havesib = 0; | |
1453 | base = rm; | |
1454 | index = 0; | |
1455 | scale = 0; | |
3b46e624 | 1456 | |
2c0262af FB |
1457 | if (base == 4) { |
1458 | havesib = 1; | |
61382a50 | 1459 | code = ldub_code(s->pc++); |
2c0262af | 1460 | scale = (code >> 6) & 3; |
14ce26e7 FB |
1461 | index = ((code >> 3) & 7) | REX_X(s); |
1462 | base = (code & 7); | |
2c0262af | 1463 | } |
14ce26e7 | 1464 | base |= REX_B(s); |
2c0262af FB |
1465 | |
1466 | switch (mod) { | |
1467 | case 0: | |
14ce26e7 | 1468 | if ((base & 7) == 5) { |
2c0262af | 1469 | base = -1; |
14ce26e7 | 1470 | disp = (int32_t)ldl_code(s->pc); |
2c0262af | 1471 | s->pc += 4; |
14ce26e7 FB |
1472 | if (CODE64(s) && !havesib) { |
1473 | disp += s->pc + s->rip_offset; | |
1474 | } | |
2c0262af FB |
1475 | } else { |
1476 | disp = 0; | |
1477 | } | |
1478 | break; | |
1479 | case 1: | |
61382a50 | 1480 | disp = (int8_t)ldub_code(s->pc++); |
2c0262af FB |
1481 | break; |
1482 | default: | |
1483 | case 2: | |
61382a50 | 1484 | disp = ldl_code(s->pc); |
2c0262af FB |
1485 | s->pc += 4; |
1486 | break; | |
1487 | } | |
3b46e624 | 1488 | |
2c0262af FB |
1489 | if (base >= 0) { |
1490 | /* for correct popl handling with esp */ | |
1491 | if (base == 4 && s->popl_esp_hack) | |
1492 | disp += s->popl_esp_hack; | |
14ce26e7 FB |
1493 | #ifdef TARGET_X86_64 |
1494 | if (s->aflag == 2) { | |
57fec1fe | 1495 | gen_op_movq_A0_reg(base); |
14ce26e7 | 1496 | if (disp != 0) { |
57fec1fe | 1497 | gen_op_addq_A0_im(disp); |
14ce26e7 | 1498 | } |
5fafdf24 | 1499 | } else |
14ce26e7 FB |
1500 | #endif |
1501 | { | |
57fec1fe | 1502 | gen_op_movl_A0_reg(base); |
14ce26e7 FB |
1503 | if (disp != 0) |
1504 | gen_op_addl_A0_im(disp); | |
1505 | } | |
2c0262af | 1506 | } else { |
14ce26e7 FB |
1507 | #ifdef TARGET_X86_64 |
1508 | if (s->aflag == 2) { | |
57fec1fe | 1509 | gen_op_movq_A0_im(disp); |
5fafdf24 | 1510 | } else |
14ce26e7 FB |
1511 | #endif |
1512 | { | |
1513 | gen_op_movl_A0_im(disp); | |
1514 | } | |
2c0262af FB |
1515 | } |
1516 | /* XXX: index == 4 is always invalid */ | |
1517 | if (havesib && (index != 4 || scale != 0)) { | |
14ce26e7 FB |
1518 | #ifdef TARGET_X86_64 |
1519 | if (s->aflag == 2) { | |
57fec1fe | 1520 | gen_op_addq_A0_reg_sN(scale, index); |
5fafdf24 | 1521 | } else |
14ce26e7 FB |
1522 | #endif |
1523 | { | |
57fec1fe | 1524 | gen_op_addl_A0_reg_sN(scale, index); |
14ce26e7 | 1525 | } |
2c0262af FB |
1526 | } |
1527 | if (must_add_seg) { | |
1528 | if (override < 0) { | |
1529 | if (base == R_EBP || base == R_ESP) | |
1530 | override = R_SS; | |
1531 | else | |
1532 | override = R_DS; | |
1533 | } | |
14ce26e7 FB |
1534 | #ifdef TARGET_X86_64 |
1535 | if (s->aflag == 2) { | |
57fec1fe | 1536 | gen_op_addq_A0_seg(override); |
5fafdf24 | 1537 | } else |
14ce26e7 FB |
1538 | #endif |
1539 | { | |
57fec1fe | 1540 | gen_op_addl_A0_seg(override); |
14ce26e7 | 1541 | } |
2c0262af FB |
1542 | } |
1543 | } else { | |
1544 | switch (mod) { | |
1545 | case 0: | |
1546 | if (rm == 6) { | |
61382a50 | 1547 | disp = lduw_code(s->pc); |
2c0262af FB |
1548 | s->pc += 2; |
1549 | gen_op_movl_A0_im(disp); | |
1550 | rm = 0; /* avoid SS override */ | |
1551 | goto no_rm; | |
1552 | } else { | |
1553 | disp = 0; | |
1554 | } | |
1555 | break; | |
1556 | case 1: | |
61382a50 | 1557 | disp = (int8_t)ldub_code(s->pc++); |
2c0262af FB |
1558 | break; |
1559 | default: | |
1560 | case 2: | |
61382a50 | 1561 | disp = lduw_code(s->pc); |
2c0262af FB |
1562 | s->pc += 2; |
1563 | break; | |
1564 | } | |
1565 | switch(rm) { | |
1566 | case 0: | |
57fec1fe FB |
1567 | gen_op_movl_A0_reg(R_EBX); |
1568 | gen_op_addl_A0_reg_sN(0, R_ESI); | |
2c0262af FB |
1569 | break; |
1570 | case 1: | |
57fec1fe FB |
1571 | gen_op_movl_A0_reg(R_EBX); |
1572 | gen_op_addl_A0_reg_sN(0, R_EDI); | |
2c0262af FB |
1573 | break; |
1574 | case 2: | |
57fec1fe FB |
1575 | gen_op_movl_A0_reg(R_EBP); |
1576 | gen_op_addl_A0_reg_sN(0, R_ESI); | |
2c0262af FB |
1577 | break; |
1578 | case 3: | |
57fec1fe FB |
1579 | gen_op_movl_A0_reg(R_EBP); |
1580 | gen_op_addl_A0_reg_sN(0, R_EDI); | |
2c0262af FB |
1581 | break; |
1582 | case 4: | |
57fec1fe | 1583 | gen_op_movl_A0_reg(R_ESI); |
2c0262af FB |
1584 | break; |
1585 | case 5: | |
57fec1fe | 1586 | gen_op_movl_A0_reg(R_EDI); |
2c0262af FB |
1587 | break; |
1588 | case 6: | |
57fec1fe | 1589 | gen_op_movl_A0_reg(R_EBP); |
2c0262af FB |
1590 | break; |
1591 | default: | |
1592 | case 7: | |
57fec1fe | 1593 | gen_op_movl_A0_reg(R_EBX); |
2c0262af FB |
1594 | break; |
1595 | } | |
1596 | if (disp != 0) | |
1597 | gen_op_addl_A0_im(disp); | |
1598 | gen_op_andl_A0_ffff(); | |
1599 | no_rm: | |
1600 | if (must_add_seg) { | |
1601 | if (override < 0) { | |
1602 | if (rm == 2 || rm == 3 || rm == 6) | |
1603 | override = R_SS; | |
1604 | else | |
1605 | override = R_DS; | |
1606 | } | |
57fec1fe | 1607 | gen_op_addl_A0_seg(override); |
2c0262af FB |
1608 | } |
1609 | } | |
1610 | ||
1611 | opreg = OR_A0; | |
1612 | disp = 0; | |
1613 | *reg_ptr = opreg; | |
1614 | *offset_ptr = disp; | |
1615 | } | |
1616 | ||
e17a36ce FB |
1617 | static void gen_nop_modrm(DisasContext *s, int modrm) |
1618 | { | |
1619 | int mod, rm, base, code; | |
1620 | ||
1621 | mod = (modrm >> 6) & 3; | |
1622 | if (mod == 3) | |
1623 | return; | |
1624 | rm = modrm & 7; | |
1625 | ||
1626 | if (s->aflag) { | |
1627 | ||
1628 | base = rm; | |
3b46e624 | 1629 | |
e17a36ce FB |
1630 | if (base == 4) { |
1631 | code = ldub_code(s->pc++); | |
1632 | base = (code & 7); | |
1633 | } | |
3b46e624 | 1634 | |
e17a36ce FB |
1635 | switch (mod) { |
1636 | case 0: | |
1637 | if (base == 5) { | |
1638 | s->pc += 4; | |
1639 | } | |
1640 | break; | |
1641 | case 1: | |
1642 | s->pc++; | |
1643 | break; | |
1644 | default: | |
1645 | case 2: | |
1646 | s->pc += 4; | |
1647 | break; | |
1648 | } | |
1649 | } else { | |
1650 | switch (mod) { | |
1651 | case 0: | |
1652 | if (rm == 6) { | |
1653 | s->pc += 2; | |
1654 | } | |
1655 | break; | |
1656 | case 1: | |
1657 | s->pc++; | |
1658 | break; | |
1659 | default: | |
1660 | case 2: | |
1661 | s->pc += 2; | |
1662 | break; | |
1663 | } | |
1664 | } | |
1665 | } | |
1666 | ||
664e0f19 FB |
1667 | /* used for LEA and MOV AX, mem */ |
1668 | static void gen_add_A0_ds_seg(DisasContext *s) | |
1669 | { | |
1670 | int override, must_add_seg; | |
1671 | must_add_seg = s->addseg; | |
1672 | override = R_DS; | |
1673 | if (s->override >= 0) { | |
1674 | override = s->override; | |
1675 | must_add_seg = 1; | |
1676 | } else { | |
1677 | override = R_DS; | |
1678 | } | |
1679 | if (must_add_seg) { | |
8f091a59 FB |
1680 | #ifdef TARGET_X86_64 |
1681 | if (CODE64(s)) { | |
57fec1fe | 1682 | gen_op_addq_A0_seg(override); |
5fafdf24 | 1683 | } else |
8f091a59 FB |
1684 | #endif |
1685 | { | |
57fec1fe | 1686 | gen_op_addl_A0_seg(override); |
8f091a59 | 1687 | } |
664e0f19 FB |
1688 | } |
1689 | } | |
1690 | ||
2c0262af FB |
1691 | /* generate modrm memory load or store of 'reg'. TMP0 is used if reg != |
1692 | OR_TMP0 */ | |
1693 | static void gen_ldst_modrm(DisasContext *s, int modrm, int ot, int reg, int is_store) | |
1694 | { | |
1695 | int mod, rm, opreg, disp; | |
1696 | ||
1697 | mod = (modrm >> 6) & 3; | |
14ce26e7 | 1698 | rm = (modrm & 7) | REX_B(s); |
2c0262af FB |
1699 | if (mod == 3) { |
1700 | if (is_store) { | |
1701 | if (reg != OR_TMP0) | |
57fec1fe FB |
1702 | gen_op_mov_TN_reg(ot, 0, reg); |
1703 | gen_op_mov_reg_T0(ot, rm); | |
2c0262af | 1704 | } else { |
57fec1fe | 1705 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af | 1706 | if (reg != OR_TMP0) |
57fec1fe | 1707 | gen_op_mov_reg_T0(ot, reg); |
2c0262af FB |
1708 | } |
1709 | } else { | |
1710 | gen_lea_modrm(s, modrm, &opreg, &disp); | |
1711 | if (is_store) { | |
1712 | if (reg != OR_TMP0) | |
57fec1fe FB |
1713 | gen_op_mov_TN_reg(ot, 0, reg); |
1714 | gen_op_st_T0_A0(ot + s->mem_index); | |
2c0262af | 1715 | } else { |
57fec1fe | 1716 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 1717 | if (reg != OR_TMP0) |
57fec1fe | 1718 | gen_op_mov_reg_T0(ot, reg); |
2c0262af FB |
1719 | } |
1720 | } | |
1721 | } | |
1722 | ||
1723 | static inline uint32_t insn_get(DisasContext *s, int ot) | |
1724 | { | |
1725 | uint32_t ret; | |
1726 | ||
1727 | switch(ot) { | |
1728 | case OT_BYTE: | |
61382a50 | 1729 | ret = ldub_code(s->pc); |
2c0262af FB |
1730 | s->pc++; |
1731 | break; | |
1732 | case OT_WORD: | |
61382a50 | 1733 | ret = lduw_code(s->pc); |
2c0262af FB |
1734 | s->pc += 2; |
1735 | break; | |
1736 | default: | |
1737 | case OT_LONG: | |
61382a50 | 1738 | ret = ldl_code(s->pc); |
2c0262af FB |
1739 | s->pc += 4; |
1740 | break; | |
1741 | } | |
1742 | return ret; | |
1743 | } | |
1744 | ||
14ce26e7 FB |
1745 | static inline int insn_const_size(unsigned int ot) |
1746 | { | |
1747 | if (ot <= OT_LONG) | |
1748 | return 1 << ot; | |
1749 | else | |
1750 | return 4; | |
1751 | } | |
1752 | ||
6e256c93 FB |
1753 | static inline void gen_goto_tb(DisasContext *s, int tb_num, target_ulong eip) |
1754 | { | |
1755 | TranslationBlock *tb; | |
1756 | target_ulong pc; | |
1757 | ||
1758 | pc = s->cs_base + eip; | |
1759 | tb = s->tb; | |
1760 | /* NOTE: we handle the case where the TB spans two pages here */ | |
1761 | if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) || | |
1762 | (pc & TARGET_PAGE_MASK) == ((s->pc - 1) & TARGET_PAGE_MASK)) { | |
1763 | /* jump to same page: we can use a direct jump */ | |
57fec1fe | 1764 | tcg_gen_goto_tb(tb_num); |
6e256c93 | 1765 | gen_jmp_im(eip); |
57fec1fe | 1766 | tcg_gen_exit_tb((long)tb + tb_num); |
6e256c93 FB |
1767 | } else { |
1768 | /* jump to another page: currently not optimized */ | |
1769 | gen_jmp_im(eip); | |
1770 | gen_eob(s); | |
1771 | } | |
1772 | } | |
1773 | ||
5fafdf24 | 1774 | static inline void gen_jcc(DisasContext *s, int b, |
14ce26e7 | 1775 | target_ulong val, target_ulong next_eip) |
2c0262af FB |
1776 | { |
1777 | TranslationBlock *tb; | |
1778 | int inv, jcc_op; | |
14ce26e7 FB |
1779 | GenOpFunc1 *func; |
1780 | target_ulong tmp; | |
1781 | int l1, l2; | |
2c0262af FB |
1782 | |
1783 | inv = b & 1; | |
1784 | jcc_op = (b >> 1) & 7; | |
3b46e624 | 1785 | |
2c0262af FB |
1786 | if (s->jmp_opt) { |
1787 | switch(s->cc_op) { | |
1788 | /* we optimize the cmp/jcc case */ | |
1789 | case CC_OP_SUBB: | |
1790 | case CC_OP_SUBW: | |
1791 | case CC_OP_SUBL: | |
14ce26e7 | 1792 | case CC_OP_SUBQ: |
2c0262af FB |
1793 | func = gen_jcc_sub[s->cc_op - CC_OP_SUBB][jcc_op]; |
1794 | break; | |
3b46e624 | 1795 | |
2c0262af FB |
1796 | /* some jumps are easy to compute */ |
1797 | case CC_OP_ADDB: | |
1798 | case CC_OP_ADDW: | |
1799 | case CC_OP_ADDL: | |
14ce26e7 FB |
1800 | case CC_OP_ADDQ: |
1801 | ||
2c0262af FB |
1802 | case CC_OP_ADCB: |
1803 | case CC_OP_ADCW: | |
1804 | case CC_OP_ADCL: | |
14ce26e7 FB |
1805 | case CC_OP_ADCQ: |
1806 | ||
2c0262af FB |
1807 | case CC_OP_SBBB: |
1808 | case CC_OP_SBBW: | |
1809 | case CC_OP_SBBL: | |
14ce26e7 FB |
1810 | case CC_OP_SBBQ: |
1811 | ||
2c0262af FB |
1812 | case CC_OP_LOGICB: |
1813 | case CC_OP_LOGICW: | |
1814 | case CC_OP_LOGICL: | |
14ce26e7 FB |
1815 | case CC_OP_LOGICQ: |
1816 | ||
2c0262af FB |
1817 | case CC_OP_INCB: |
1818 | case CC_OP_INCW: | |
1819 | case CC_OP_INCL: | |
14ce26e7 FB |
1820 | case CC_OP_INCQ: |
1821 | ||
2c0262af FB |
1822 | case CC_OP_DECB: |
1823 | case CC_OP_DECW: | |
1824 | case CC_OP_DECL: | |
14ce26e7 FB |
1825 | case CC_OP_DECQ: |
1826 | ||
2c0262af FB |
1827 | case CC_OP_SHLB: |
1828 | case CC_OP_SHLW: | |
1829 | case CC_OP_SHLL: | |
14ce26e7 FB |
1830 | case CC_OP_SHLQ: |
1831 | ||
2c0262af FB |
1832 | case CC_OP_SARB: |
1833 | case CC_OP_SARW: | |
1834 | case CC_OP_SARL: | |
14ce26e7 | 1835 | case CC_OP_SARQ: |
2c0262af FB |
1836 | switch(jcc_op) { |
1837 | case JCC_Z: | |
14ce26e7 | 1838 | func = gen_jcc_sub[(s->cc_op - CC_OP_ADDB) % 4][jcc_op]; |
2c0262af FB |
1839 | break; |
1840 | case JCC_S: | |
14ce26e7 | 1841 | func = gen_jcc_sub[(s->cc_op - CC_OP_ADDB) % 4][jcc_op]; |
2c0262af FB |
1842 | break; |
1843 | default: | |
1844 | func = NULL; | |
1845 | break; | |
1846 | } | |
1847 | break; | |
1848 | default: | |
1849 | func = NULL; | |
1850 | break; | |
1851 | } | |
1852 | ||
6e256c93 | 1853 | if (s->cc_op != CC_OP_DYNAMIC) { |
2c0262af | 1854 | gen_op_set_cc_op(s->cc_op); |
6e256c93 FB |
1855 | s->cc_op = CC_OP_DYNAMIC; |
1856 | } | |
2c0262af FB |
1857 | |
1858 | if (!func) { | |
1859 | gen_setcc_slow[jcc_op](); | |
14ce26e7 | 1860 | func = gen_op_jnz_T0_label; |
2c0262af | 1861 | } |
3b46e624 | 1862 | |
14ce26e7 FB |
1863 | if (inv) { |
1864 | tmp = val; | |
1865 | val = next_eip; | |
1866 | next_eip = tmp; | |
2c0262af | 1867 | } |
14ce26e7 FB |
1868 | tb = s->tb; |
1869 | ||
1870 | l1 = gen_new_label(); | |
1871 | func(l1); | |
1872 | ||
6e256c93 | 1873 | gen_goto_tb(s, 0, next_eip); |
14ce26e7 FB |
1874 | |
1875 | gen_set_label(l1); | |
6e256c93 | 1876 | gen_goto_tb(s, 1, val); |
14ce26e7 | 1877 | |
2c0262af FB |
1878 | s->is_jmp = 3; |
1879 | } else { | |
14ce26e7 | 1880 | |
2c0262af FB |
1881 | if (s->cc_op != CC_OP_DYNAMIC) { |
1882 | gen_op_set_cc_op(s->cc_op); | |
1883 | s->cc_op = CC_OP_DYNAMIC; | |
1884 | } | |
1885 | gen_setcc_slow[jcc_op](); | |
14ce26e7 FB |
1886 | if (inv) { |
1887 | tmp = val; | |
1888 | val = next_eip; | |
1889 | next_eip = tmp; | |
2c0262af | 1890 | } |
14ce26e7 FB |
1891 | l1 = gen_new_label(); |
1892 | l2 = gen_new_label(); | |
1893 | gen_op_jnz_T0_label(l1); | |
1894 | gen_jmp_im(next_eip); | |
1895 | gen_op_jmp_label(l2); | |
1896 | gen_set_label(l1); | |
1897 | gen_jmp_im(val); | |
1898 | gen_set_label(l2); | |
2c0262af FB |
1899 | gen_eob(s); |
1900 | } | |
1901 | } | |
1902 | ||
1903 | static void gen_setcc(DisasContext *s, int b) | |
1904 | { | |
1905 | int inv, jcc_op; | |
1906 | GenOpFunc *func; | |
1907 | ||
1908 | inv = b & 1; | |
1909 | jcc_op = (b >> 1) & 7; | |
1910 | switch(s->cc_op) { | |
1911 | /* we optimize the cmp/jcc case */ | |
1912 | case CC_OP_SUBB: | |
1913 | case CC_OP_SUBW: | |
1914 | case CC_OP_SUBL: | |
14ce26e7 | 1915 | case CC_OP_SUBQ: |
2c0262af FB |
1916 | func = gen_setcc_sub[s->cc_op - CC_OP_SUBB][jcc_op]; |
1917 | if (!func) | |
1918 | goto slow_jcc; | |
1919 | break; | |
3b46e624 | 1920 | |
2c0262af FB |
1921 | /* some jumps are easy to compute */ |
1922 | case CC_OP_ADDB: | |
1923 | case CC_OP_ADDW: | |
1924 | case CC_OP_ADDL: | |
14ce26e7 FB |
1925 | case CC_OP_ADDQ: |
1926 | ||
2c0262af FB |
1927 | case CC_OP_LOGICB: |
1928 | case CC_OP_LOGICW: | |
1929 | case CC_OP_LOGICL: | |
14ce26e7 FB |
1930 | case CC_OP_LOGICQ: |
1931 | ||
2c0262af FB |
1932 | case CC_OP_INCB: |
1933 | case CC_OP_INCW: | |
1934 | case CC_OP_INCL: | |
14ce26e7 FB |
1935 | case CC_OP_INCQ: |
1936 | ||
2c0262af FB |
1937 | case CC_OP_DECB: |
1938 | case CC_OP_DECW: | |
1939 | case CC_OP_DECL: | |
14ce26e7 FB |
1940 | case CC_OP_DECQ: |
1941 | ||
2c0262af FB |
1942 | case CC_OP_SHLB: |
1943 | case CC_OP_SHLW: | |
1944 | case CC_OP_SHLL: | |
14ce26e7 | 1945 | case CC_OP_SHLQ: |
2c0262af FB |
1946 | switch(jcc_op) { |
1947 | case JCC_Z: | |
14ce26e7 | 1948 | func = gen_setcc_sub[(s->cc_op - CC_OP_ADDB) % 4][jcc_op]; |
2c0262af FB |
1949 | break; |
1950 | case JCC_S: | |
14ce26e7 | 1951 | func = gen_setcc_sub[(s->cc_op - CC_OP_ADDB) % 4][jcc_op]; |
2c0262af FB |
1952 | break; |
1953 | default: | |
1954 | goto slow_jcc; | |
1955 | } | |
1956 | break; | |
1957 | default: | |
1958 | slow_jcc: | |
1959 | if (s->cc_op != CC_OP_DYNAMIC) | |
1960 | gen_op_set_cc_op(s->cc_op); | |
1961 | func = gen_setcc_slow[jcc_op]; | |
1962 | break; | |
1963 | } | |
1964 | func(); | |
1965 | if (inv) { | |
1966 | gen_op_xor_T0_1(); | |
1967 | } | |
1968 | } | |
1969 | ||
1970 | /* move T0 to seg_reg and compute if the CPU state may change. Never | |
1971 | call this function with seg_reg == R_CS */ | |
14ce26e7 | 1972 | static void gen_movl_seg_T0(DisasContext *s, int seg_reg, target_ulong cur_eip) |
2c0262af | 1973 | { |
3415a4dd FB |
1974 | if (s->pe && !s->vm86) { |
1975 | /* XXX: optimize by finding processor state dynamically */ | |
1976 | if (s->cc_op != CC_OP_DYNAMIC) | |
1977 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 1978 | gen_jmp_im(cur_eip); |
3415a4dd | 1979 | gen_op_movl_seg_T0(seg_reg); |
dc196a57 FB |
1980 | /* abort translation because the addseg value may change or |
1981 | because ss32 may change. For R_SS, translation must always | |
1982 | stop as a special handling must be done to disable hardware | |
1983 | interrupts for the next instruction */ | |
1984 | if (seg_reg == R_SS || (s->code32 && seg_reg < R_FS)) | |
1985 | s->is_jmp = 3; | |
3415a4dd | 1986 | } else { |
2c0262af | 1987 | gen_op_movl_seg_T0_vm(offsetof(CPUX86State,segs[seg_reg])); |
dc196a57 FB |
1988 | if (seg_reg == R_SS) |
1989 | s->is_jmp = 3; | |
3415a4dd | 1990 | } |
2c0262af FB |
1991 | } |
1992 | ||
57fec1fe | 1993 | #define SVM_movq_T1_im(x) gen_movtl_T1_im(x) |
0573fbfc TS |
1994 | |
1995 | static inline int | |
1996 | gen_svm_check_io(DisasContext *s, target_ulong pc_start, uint64_t type) | |
1997 | { | |
1998 | #if !defined(CONFIG_USER_ONLY) | |
1999 | if(s->flags & (1ULL << INTERCEPT_IOIO_PROT)) { | |
2000 | if (s->cc_op != CC_OP_DYNAMIC) | |
2001 | gen_op_set_cc_op(s->cc_op); | |
2002 | SVM_movq_T1_im(s->pc - s->cs_base); | |
2003 | gen_jmp_im(pc_start - s->cs_base); | |
2004 | gen_op_geneflags(); | |
2005 | gen_op_svm_check_intercept_io((uint32_t)(type >> 32), (uint32_t)type); | |
2006 | s->cc_op = CC_OP_DYNAMIC; | |
2007 | /* FIXME: maybe we could move the io intercept vector to the TB as well | |
2008 | so we know if this is an EOB or not ... let's assume it's not | |
2009 | for now. */ | |
2010 | } | |
2011 | #endif | |
2012 | return 0; | |
2013 | } | |
2014 | ||
2015 | static inline int svm_is_rep(int prefixes) | |
2016 | { | |
2017 | return ((prefixes & (PREFIX_REPZ | PREFIX_REPNZ)) ? 8 : 0); | |
2018 | } | |
2019 | ||
2020 | static inline int | |
2021 | gen_svm_check_intercept_param(DisasContext *s, target_ulong pc_start, | |
2022 | uint64_t type, uint64_t param) | |
2023 | { | |
2024 | if(!(s->flags & (INTERCEPT_SVM_MASK))) | |
2025 | /* no SVM activated */ | |
2026 | return 0; | |
2027 | switch(type) { | |
2028 | /* CRx and DRx reads/writes */ | |
2029 | case SVM_EXIT_READ_CR0 ... SVM_EXIT_EXCP_BASE - 1: | |
2030 | if (s->cc_op != CC_OP_DYNAMIC) { | |
2031 | gen_op_set_cc_op(s->cc_op); | |
2032 | s->cc_op = CC_OP_DYNAMIC; | |
2033 | } | |
2034 | gen_jmp_im(pc_start - s->cs_base); | |
2035 | SVM_movq_T1_im(param); | |
2036 | gen_op_geneflags(); | |
2037 | gen_op_svm_check_intercept_param((uint32_t)(type >> 32), (uint32_t)type); | |
2038 | /* this is a special case as we do not know if the interception occurs | |
2039 | so we assume there was none */ | |
2040 | return 0; | |
2041 | case SVM_EXIT_MSR: | |
2042 | if(s->flags & (1ULL << INTERCEPT_MSR_PROT)) { | |
2043 | if (s->cc_op != CC_OP_DYNAMIC) { | |
2044 | gen_op_set_cc_op(s->cc_op); | |
2045 | s->cc_op = CC_OP_DYNAMIC; | |
2046 | } | |
2047 | gen_jmp_im(pc_start - s->cs_base); | |
2048 | SVM_movq_T1_im(param); | |
2049 | gen_op_geneflags(); | |
2050 | gen_op_svm_check_intercept_param((uint32_t)(type >> 32), (uint32_t)type); | |
2051 | /* this is a special case as we do not know if the interception occurs | |
2052 | so we assume there was none */ | |
2053 | return 0; | |
2054 | } | |
2055 | break; | |
2056 | default: | |
2057 | if(s->flags & (1ULL << ((type - SVM_EXIT_INTR) + INTERCEPT_INTR))) { | |
2058 | if (s->cc_op != CC_OP_DYNAMIC) { | |
2059 | gen_op_set_cc_op(s->cc_op); | |
2060 | s->cc_op = CC_OP_EFLAGS; | |
2061 | } | |
2062 | gen_jmp_im(pc_start - s->cs_base); | |
2063 | SVM_movq_T1_im(param); | |
2064 | gen_op_geneflags(); | |
2065 | gen_op_svm_vmexit(type >> 32, type); | |
2066 | /* we can optimize this one so TBs don't get longer | |
2067 | than up to vmexit */ | |
2068 | gen_eob(s); | |
2069 | return 1; | |
2070 | } | |
2071 | } | |
2072 | return 0; | |
2073 | } | |
2074 | ||
2075 | static inline int | |
2076 | gen_svm_check_intercept(DisasContext *s, target_ulong pc_start, uint64_t type) | |
2077 | { | |
2078 | return gen_svm_check_intercept_param(s, pc_start, type, 0); | |
2079 | } | |
2080 | ||
4f31916f FB |
2081 | static inline void gen_stack_update(DisasContext *s, int addend) |
2082 | { | |
14ce26e7 FB |
2083 | #ifdef TARGET_X86_64 |
2084 | if (CODE64(s)) { | |
57fec1fe | 2085 | gen_op_addq_ESP_im(addend); |
14ce26e7 FB |
2086 | } else |
2087 | #endif | |
4f31916f | 2088 | if (s->ss32) { |
57fec1fe | 2089 | gen_op_addl_ESP_im(addend); |
4f31916f | 2090 | } else { |
57fec1fe | 2091 | gen_op_addw_ESP_im(addend); |
4f31916f FB |
2092 | } |
2093 | } | |
2094 | ||
2c0262af FB |
2095 | /* generate a push. It depends on ss32, addseg and dflag */ |
2096 | static void gen_push_T0(DisasContext *s) | |
2097 | { | |
14ce26e7 FB |
2098 | #ifdef TARGET_X86_64 |
2099 | if (CODE64(s)) { | |
57fec1fe | 2100 | gen_op_movq_A0_reg(R_ESP); |
8f091a59 | 2101 | if (s->dflag) { |
57fec1fe FB |
2102 | gen_op_addq_A0_im(-8); |
2103 | gen_op_st_T0_A0(OT_QUAD + s->mem_index); | |
8f091a59 | 2104 | } else { |
57fec1fe FB |
2105 | gen_op_addq_A0_im(-2); |
2106 | gen_op_st_T0_A0(OT_WORD + s->mem_index); | |
8f091a59 | 2107 | } |
57fec1fe | 2108 | gen_op_mov_reg_A0(2, R_ESP); |
5fafdf24 | 2109 | } else |
14ce26e7 FB |
2110 | #endif |
2111 | { | |
57fec1fe | 2112 | gen_op_movl_A0_reg(R_ESP); |
14ce26e7 | 2113 | if (!s->dflag) |
57fec1fe | 2114 | gen_op_addl_A0_im(-2); |
14ce26e7 | 2115 | else |
57fec1fe | 2116 | gen_op_addl_A0_im(-4); |
14ce26e7 FB |
2117 | if (s->ss32) { |
2118 | if (s->addseg) { | |
2119 | gen_op_movl_T1_A0(); | |
57fec1fe | 2120 | gen_op_addl_A0_seg(R_SS); |
14ce26e7 FB |
2121 | } |
2122 | } else { | |
2123 | gen_op_andl_A0_ffff(); | |
4f31916f | 2124 | gen_op_movl_T1_A0(); |
57fec1fe | 2125 | gen_op_addl_A0_seg(R_SS); |
2c0262af | 2126 | } |
57fec1fe | 2127 | gen_op_st_T0_A0(s->dflag + 1 + s->mem_index); |
14ce26e7 | 2128 | if (s->ss32 && !s->addseg) |
57fec1fe | 2129 | gen_op_mov_reg_A0(1, R_ESP); |
14ce26e7 | 2130 | else |
57fec1fe | 2131 | gen_op_mov_reg_T1(s->ss32 + 1, R_ESP); |
2c0262af FB |
2132 | } |
2133 | } | |
2134 | ||
4f31916f FB |
2135 | /* generate a push. It depends on ss32, addseg and dflag */ |
2136 | /* slower version for T1, only used for call Ev */ | |
2137 | static void gen_push_T1(DisasContext *s) | |
2c0262af | 2138 | { |
14ce26e7 FB |
2139 | #ifdef TARGET_X86_64 |
2140 | if (CODE64(s)) { | |
57fec1fe | 2141 | gen_op_movq_A0_reg(R_ESP); |
8f091a59 | 2142 | if (s->dflag) { |
57fec1fe FB |
2143 | gen_op_addq_A0_im(-8); |
2144 | gen_op_st_T1_A0(OT_QUAD + s->mem_index); | |
8f091a59 | 2145 | } else { |
57fec1fe FB |
2146 | gen_op_addq_A0_im(-2); |
2147 | gen_op_st_T0_A0(OT_WORD + s->mem_index); | |
8f091a59 | 2148 | } |
57fec1fe | 2149 | gen_op_mov_reg_A0(2, R_ESP); |
5fafdf24 | 2150 | } else |
14ce26e7 FB |
2151 | #endif |
2152 | { | |
57fec1fe | 2153 | gen_op_movl_A0_reg(R_ESP); |
14ce26e7 | 2154 | if (!s->dflag) |
57fec1fe | 2155 | gen_op_addl_A0_im(-2); |
14ce26e7 | 2156 | else |
57fec1fe | 2157 | gen_op_addl_A0_im(-4); |
14ce26e7 FB |
2158 | if (s->ss32) { |
2159 | if (s->addseg) { | |
57fec1fe | 2160 | gen_op_addl_A0_seg(R_SS); |
14ce26e7 FB |
2161 | } |
2162 | } else { | |
2163 | gen_op_andl_A0_ffff(); | |
57fec1fe | 2164 | gen_op_addl_A0_seg(R_SS); |
2c0262af | 2165 | } |
57fec1fe | 2166 | gen_op_st_T1_A0(s->dflag + 1 + s->mem_index); |
3b46e624 | 2167 | |
14ce26e7 | 2168 | if (s->ss32 && !s->addseg) |
57fec1fe | 2169 | gen_op_mov_reg_A0(1, R_ESP); |
14ce26e7 FB |
2170 | else |
2171 | gen_stack_update(s, (-2) << s->dflag); | |
2c0262af FB |
2172 | } |
2173 | } | |
2174 | ||
4f31916f FB |
2175 | /* two step pop is necessary for precise exceptions */ |
2176 | static void gen_pop_T0(DisasContext *s) | |
2c0262af | 2177 | { |
14ce26e7 FB |
2178 | #ifdef TARGET_X86_64 |
2179 | if (CODE64(s)) { | |
57fec1fe FB |
2180 | gen_op_movq_A0_reg(R_ESP); |
2181 | gen_op_ld_T0_A0((s->dflag ? OT_QUAD : OT_WORD) + s->mem_index); | |
5fafdf24 | 2182 | } else |
14ce26e7 FB |
2183 | #endif |
2184 | { | |
57fec1fe | 2185 | gen_op_movl_A0_reg(R_ESP); |
14ce26e7 FB |
2186 | if (s->ss32) { |
2187 | if (s->addseg) | |
57fec1fe | 2188 | gen_op_addl_A0_seg(R_SS); |
14ce26e7 FB |
2189 | } else { |
2190 | gen_op_andl_A0_ffff(); | |
57fec1fe | 2191 | gen_op_addl_A0_seg(R_SS); |
14ce26e7 | 2192 | } |
57fec1fe | 2193 | gen_op_ld_T0_A0(s->dflag + 1 + s->mem_index); |
2c0262af FB |
2194 | } |
2195 | } | |
2196 | ||
2197 | static void gen_pop_update(DisasContext *s) | |
2198 | { | |
14ce26e7 | 2199 | #ifdef TARGET_X86_64 |
8f091a59 | 2200 | if (CODE64(s) && s->dflag) { |
14ce26e7 FB |
2201 | gen_stack_update(s, 8); |
2202 | } else | |
2203 | #endif | |
2204 | { | |
2205 | gen_stack_update(s, 2 << s->dflag); | |
2206 | } | |
2c0262af FB |
2207 | } |
2208 | ||
2209 | static void gen_stack_A0(DisasContext *s) | |
2210 | { | |
57fec1fe | 2211 | gen_op_movl_A0_reg(R_ESP); |
2c0262af FB |
2212 | if (!s->ss32) |
2213 | gen_op_andl_A0_ffff(); | |
2214 | gen_op_movl_T1_A0(); | |
2215 | if (s->addseg) | |
57fec1fe | 2216 | gen_op_addl_A0_seg(R_SS); |
2c0262af FB |
2217 | } |
2218 | ||
2219 | /* NOTE: wrap around in 16 bit not fully handled */ | |
2220 | static void gen_pusha(DisasContext *s) | |
2221 | { | |
2222 | int i; | |
57fec1fe | 2223 | gen_op_movl_A0_reg(R_ESP); |
2c0262af FB |
2224 | gen_op_addl_A0_im(-16 << s->dflag); |
2225 | if (!s->ss32) | |
2226 | gen_op_andl_A0_ffff(); | |
2227 | gen_op_movl_T1_A0(); | |
2228 | if (s->addseg) | |
57fec1fe | 2229 | gen_op_addl_A0_seg(R_SS); |
2c0262af | 2230 | for(i = 0;i < 8; i++) { |
57fec1fe FB |
2231 | gen_op_mov_TN_reg(OT_LONG, 0, 7 - i); |
2232 | gen_op_st_T0_A0(OT_WORD + s->dflag + s->mem_index); | |
2c0262af FB |
2233 | gen_op_addl_A0_im(2 << s->dflag); |
2234 | } | |
57fec1fe | 2235 | gen_op_mov_reg_T1(OT_WORD + s->ss32, R_ESP); |
2c0262af FB |
2236 | } |
2237 | ||
2238 | /* NOTE: wrap around in 16 bit not fully handled */ | |
2239 | static void gen_popa(DisasContext *s) | |
2240 | { | |
2241 | int i; | |
57fec1fe | 2242 | gen_op_movl_A0_reg(R_ESP); |
2c0262af FB |
2243 | if (!s->ss32) |
2244 | gen_op_andl_A0_ffff(); | |
2245 | gen_op_movl_T1_A0(); | |
2246 | gen_op_addl_T1_im(16 << s->dflag); | |
2247 | if (s->addseg) | |
57fec1fe | 2248 | gen_op_addl_A0_seg(R_SS); |
2c0262af FB |
2249 | for(i = 0;i < 8; i++) { |
2250 | /* ESP is not reloaded */ | |
2251 | if (i != 3) { | |
57fec1fe FB |
2252 | gen_op_ld_T0_A0(OT_WORD + s->dflag + s->mem_index); |
2253 | gen_op_mov_reg_T0(OT_WORD + s->dflag, 7 - i); | |
2c0262af FB |
2254 | } |
2255 | gen_op_addl_A0_im(2 << s->dflag); | |
2256 | } | |
57fec1fe | 2257 | gen_op_mov_reg_T1(OT_WORD + s->ss32, R_ESP); |
2c0262af FB |
2258 | } |
2259 | ||
2c0262af FB |
2260 | static void gen_enter(DisasContext *s, int esp_addend, int level) |
2261 | { | |
61a8c4ec | 2262 | int ot, opsize; |
2c0262af | 2263 | |
2c0262af | 2264 | level &= 0x1f; |
8f091a59 FB |
2265 | #ifdef TARGET_X86_64 |
2266 | if (CODE64(s)) { | |
2267 | ot = s->dflag ? OT_QUAD : OT_WORD; | |
2268 | opsize = 1 << ot; | |
3b46e624 | 2269 | |
57fec1fe | 2270 | gen_op_movl_A0_reg(R_ESP); |
8f091a59 FB |
2271 | gen_op_addq_A0_im(-opsize); |
2272 | gen_op_movl_T1_A0(); | |
2273 | ||
2274 | /* push bp */ | |
57fec1fe FB |
2275 | gen_op_mov_TN_reg(OT_LONG, 0, R_EBP); |
2276 | gen_op_st_T0_A0(ot + s->mem_index); | |
8f091a59 FB |
2277 | if (level) { |
2278 | gen_op_enter64_level(level, (ot == OT_QUAD)); | |
2279 | } | |
57fec1fe | 2280 | gen_op_mov_reg_T1(ot, R_EBP); |
8f091a59 | 2281 | gen_op_addl_T1_im( -esp_addend + (-opsize * level) ); |
57fec1fe | 2282 | gen_op_mov_reg_T1(OT_QUAD, R_ESP); |
5fafdf24 | 2283 | } else |
8f091a59 FB |
2284 | #endif |
2285 | { | |
2286 | ot = s->dflag + OT_WORD; | |
2287 | opsize = 2 << s->dflag; | |
3b46e624 | 2288 | |
57fec1fe | 2289 | gen_op_movl_A0_reg(R_ESP); |
8f091a59 FB |
2290 | gen_op_addl_A0_im(-opsize); |
2291 | if (!s->ss32) | |
2292 | gen_op_andl_A0_ffff(); | |
2293 | gen_op_movl_T1_A0(); | |
2294 | if (s->addseg) | |
57fec1fe | 2295 | gen_op_addl_A0_seg(R_SS); |
8f091a59 | 2296 | /* push bp */ |
57fec1fe FB |
2297 | gen_op_mov_TN_reg(OT_LONG, 0, R_EBP); |
2298 | gen_op_st_T0_A0(ot + s->mem_index); | |
8f091a59 FB |
2299 | if (level) { |
2300 | gen_op_enter_level(level, s->dflag); | |
2301 | } | |
57fec1fe | 2302 | gen_op_mov_reg_T1(ot, R_EBP); |
8f091a59 | 2303 | gen_op_addl_T1_im( -esp_addend + (-opsize * level) ); |
57fec1fe | 2304 | gen_op_mov_reg_T1(OT_WORD + s->ss32, R_ESP); |
2c0262af | 2305 | } |
2c0262af FB |
2306 | } |
2307 | ||
14ce26e7 | 2308 | static void gen_exception(DisasContext *s, int trapno, target_ulong cur_eip) |
2c0262af FB |
2309 | { |
2310 | if (s->cc_op != CC_OP_DYNAMIC) | |
2311 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 2312 | gen_jmp_im(cur_eip); |
2c0262af FB |
2313 | gen_op_raise_exception(trapno); |
2314 | s->is_jmp = 3; | |
2315 | } | |
2316 | ||
2317 | /* an interrupt is different from an exception because of the | |
7f75ffd3 | 2318 | privilege checks */ |
5fafdf24 | 2319 | static void gen_interrupt(DisasContext *s, int intno, |
14ce26e7 | 2320 | target_ulong cur_eip, target_ulong next_eip) |
2c0262af FB |
2321 | { |
2322 | if (s->cc_op != CC_OP_DYNAMIC) | |
2323 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 2324 | gen_jmp_im(cur_eip); |
a8ede8ba | 2325 | gen_op_raise_interrupt(intno, (int)(next_eip - cur_eip)); |
2c0262af FB |
2326 | s->is_jmp = 3; |
2327 | } | |
2328 | ||
14ce26e7 | 2329 | static void gen_debug(DisasContext *s, target_ulong cur_eip) |
2c0262af FB |
2330 | { |
2331 | if (s->cc_op != CC_OP_DYNAMIC) | |
2332 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 2333 | gen_jmp_im(cur_eip); |
2c0262af FB |
2334 | gen_op_debug(); |
2335 | s->is_jmp = 3; | |
2336 | } | |
2337 | ||
2338 | /* generate a generic end of block. Trace exception is also generated | |
2339 | if needed */ | |
2340 | static void gen_eob(DisasContext *s) | |
2341 | { | |
2342 | if (s->cc_op != CC_OP_DYNAMIC) | |
2343 | gen_op_set_cc_op(s->cc_op); | |
a2cc3b24 FB |
2344 | if (s->tb->flags & HF_INHIBIT_IRQ_MASK) { |
2345 | gen_op_reset_inhibit_irq(); | |
2346 | } | |
34865134 FB |
2347 | if (s->singlestep_enabled) { |
2348 | gen_op_debug(); | |
2349 | } else if (s->tf) { | |
88fe8a41 | 2350 | gen_op_single_step(); |
2c0262af | 2351 | } else { |
57fec1fe | 2352 | tcg_gen_exit_tb(0); |
2c0262af FB |
2353 | } |
2354 | s->is_jmp = 3; | |
2355 | } | |
2356 | ||
2357 | /* generate a jump to eip. No segment change must happen before as a | |
2358 | direct call to the next block may occur */ | |
14ce26e7 | 2359 | static void gen_jmp_tb(DisasContext *s, target_ulong eip, int tb_num) |
2c0262af | 2360 | { |
2c0262af | 2361 | if (s->jmp_opt) { |
6e256c93 | 2362 | if (s->cc_op != CC_OP_DYNAMIC) { |
2c0262af | 2363 | gen_op_set_cc_op(s->cc_op); |
6e256c93 FB |
2364 | s->cc_op = CC_OP_DYNAMIC; |
2365 | } | |
2366 | gen_goto_tb(s, tb_num, eip); | |
2c0262af FB |
2367 | s->is_jmp = 3; |
2368 | } else { | |
14ce26e7 | 2369 | gen_jmp_im(eip); |
2c0262af FB |
2370 | gen_eob(s); |
2371 | } | |
2372 | } | |
2373 | ||
14ce26e7 FB |
2374 | static void gen_jmp(DisasContext *s, target_ulong eip) |
2375 | { | |
2376 | gen_jmp_tb(s, eip, 0); | |
2377 | } | |
2378 | ||
8686c490 FB |
2379 | static inline void gen_ldq_env_A0(int idx, int offset) |
2380 | { | |
2381 | int mem_index = (idx >> 2) - 1; | |
2382 | tcg_gen_qemu_ld64(cpu_tmp1, cpu_A0, mem_index); | |
2383 | tcg_gen_st_i64(cpu_tmp1, cpu_env, offset); | |
2384 | } | |
664e0f19 | 2385 | |
8686c490 FB |
2386 | static inline void gen_stq_env_A0(int idx, int offset) |
2387 | { | |
2388 | int mem_index = (idx >> 2) - 1; | |
2389 | tcg_gen_ld_i64(cpu_tmp1, cpu_env, offset); | |
2390 | tcg_gen_qemu_st64(cpu_tmp1, cpu_A0, mem_index); | |
2391 | } | |
664e0f19 | 2392 | |
8686c490 FB |
2393 | static inline void gen_ldo_env_A0(int idx, int offset) |
2394 | { | |
2395 | int mem_index = (idx >> 2) - 1; | |
2396 | tcg_gen_qemu_ld64(cpu_tmp1, cpu_A0, mem_index); | |
2397 | tcg_gen_st_i64(cpu_tmp1, cpu_env, offset + offsetof(XMMReg, XMM_Q(0))); | |
2398 | tcg_gen_addi_tl(cpu_tmp0, cpu_A0, 8); | |
2399 | tcg_gen_qemu_ld64(cpu_tmp1, cpu_tmp0, mem_index); | |
2400 | tcg_gen_st_i64(cpu_tmp1, cpu_env, offset + offsetof(XMMReg, XMM_Q(1))); | |
2401 | } | |
14ce26e7 | 2402 | |
8686c490 FB |
2403 | static inline void gen_sto_env_A0(int idx, int offset) |
2404 | { | |
2405 | int mem_index = (idx >> 2) - 1; | |
2406 | tcg_gen_ld_i64(cpu_tmp1, cpu_env, offset + offsetof(XMMReg, XMM_Q(0))); | |
2407 | tcg_gen_qemu_st64(cpu_tmp1, cpu_A0, mem_index); | |
2408 | tcg_gen_addi_tl(cpu_tmp0, cpu_A0, 8); | |
2409 | tcg_gen_ld_i64(cpu_tmp1, cpu_env, offset + offsetof(XMMReg, XMM_Q(1))); | |
2410 | tcg_gen_qemu_st64(cpu_tmp1, cpu_tmp0, mem_index); | |
2411 | } | |
14ce26e7 | 2412 | |
5af45186 FB |
2413 | static inline void gen_op_movo(int d_offset, int s_offset) |
2414 | { | |
2415 | tcg_gen_ld_i64(cpu_tmp1, cpu_env, s_offset); | |
2416 | tcg_gen_st_i64(cpu_tmp1, cpu_env, d_offset); | |
2417 | tcg_gen_ld_i64(cpu_tmp1, cpu_env, s_offset + 8); | |
2418 | tcg_gen_st_i64(cpu_tmp1, cpu_env, d_offset + 8); | |
2419 | } | |
2420 | ||
2421 | static inline void gen_op_movq(int d_offset, int s_offset) | |
2422 | { | |
2423 | tcg_gen_ld_i64(cpu_tmp1, cpu_env, s_offset); | |
2424 | tcg_gen_st_i64(cpu_tmp1, cpu_env, d_offset); | |
2425 | } | |
2426 | ||
2427 | static inline void gen_op_movl(int d_offset, int s_offset) | |
2428 | { | |
2429 | tcg_gen_ld_i32(cpu_tmp2, cpu_env, s_offset); | |
2430 | tcg_gen_st_i32(cpu_tmp2, cpu_env, d_offset); | |
2431 | } | |
2432 | ||
2433 | static inline void gen_op_movq_env_0(int d_offset) | |
2434 | { | |
2435 | tcg_gen_movi_i64(cpu_tmp1, 0); | |
2436 | tcg_gen_st_i64(cpu_tmp1, cpu_env, d_offset); | |
2437 | } | |
664e0f19 | 2438 | |
5af45186 FB |
2439 | #define SSE_SPECIAL ((void *)1) |
2440 | #define SSE_DUMMY ((void *)2) | |
664e0f19 | 2441 | |
5af45186 FB |
2442 | #define MMX_OP2(x) { helper_ ## x ## _mmx, helper_ ## x ## _xmm } |
2443 | #define SSE_FOP(x) { helper_ ## x ## ps, helper_ ## x ## pd, \ | |
2444 | helper_ ## x ## ss, helper_ ## x ## sd, } | |
2445 | ||
2446 | static void *sse_op_table1[256][4] = { | |
a35f3ec7 AJ |
2447 | /* 3DNow! extensions */ |
2448 | [0x0e] = { SSE_DUMMY }, /* femms */ | |
2449 | [0x0f] = { SSE_DUMMY }, /* pf... */ | |
664e0f19 FB |
2450 | /* pure SSE operations */ |
2451 | [0x10] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movups, movupd, movss, movsd */ | |
2452 | [0x11] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movups, movupd, movss, movsd */ | |
465e9838 | 2453 | [0x12] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movlps, movlpd, movsldup, movddup */ |
664e0f19 | 2454 | [0x13] = { SSE_SPECIAL, SSE_SPECIAL }, /* movlps, movlpd */ |
5af45186 FB |
2455 | [0x14] = { helper_punpckldq_xmm, helper_punpcklqdq_xmm }, |
2456 | [0x15] = { helper_punpckhdq_xmm, helper_punpckhqdq_xmm }, | |
664e0f19 FB |
2457 | [0x16] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movhps, movhpd, movshdup */ |
2458 | [0x17] = { SSE_SPECIAL, SSE_SPECIAL }, /* movhps, movhpd */ | |
2459 | ||
2460 | [0x28] = { SSE_SPECIAL, SSE_SPECIAL }, /* movaps, movapd */ | |
2461 | [0x29] = { SSE_SPECIAL, SSE_SPECIAL }, /* movaps, movapd */ | |
2462 | [0x2a] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* cvtpi2ps, cvtpi2pd, cvtsi2ss, cvtsi2sd */ | |
2463 | [0x2b] = { SSE_SPECIAL, SSE_SPECIAL }, /* movntps, movntpd */ | |
2464 | [0x2c] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* cvttps2pi, cvttpd2pi, cvttsd2si, cvttss2si */ | |
2465 | [0x2d] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* cvtps2pi, cvtpd2pi, cvtsd2si, cvtss2si */ | |
5af45186 FB |
2466 | [0x2e] = { helper_ucomiss, helper_ucomisd }, |
2467 | [0x2f] = { helper_comiss, helper_comisd }, | |
664e0f19 FB |
2468 | [0x50] = { SSE_SPECIAL, SSE_SPECIAL }, /* movmskps, movmskpd */ |
2469 | [0x51] = SSE_FOP(sqrt), | |
5af45186 FB |
2470 | [0x52] = { helper_rsqrtps, NULL, helper_rsqrtss, NULL }, |
2471 | [0x53] = { helper_rcpps, NULL, helper_rcpss, NULL }, | |
2472 | [0x54] = { helper_pand_xmm, helper_pand_xmm }, /* andps, andpd */ | |
2473 | [0x55] = { helper_pandn_xmm, helper_pandn_xmm }, /* andnps, andnpd */ | |
2474 | [0x56] = { helper_por_xmm, helper_por_xmm }, /* orps, orpd */ | |
2475 | [0x57] = { helper_pxor_xmm, helper_pxor_xmm }, /* xorps, xorpd */ | |
664e0f19 FB |
2476 | [0x58] = SSE_FOP(add), |
2477 | [0x59] = SSE_FOP(mul), | |
5af45186 FB |
2478 | [0x5a] = { helper_cvtps2pd, helper_cvtpd2ps, |
2479 | helper_cvtss2sd, helper_cvtsd2ss }, | |
2480 | [0x5b] = { helper_cvtdq2ps, helper_cvtps2dq, helper_cvttps2dq }, | |
664e0f19 FB |
2481 | [0x5c] = SSE_FOP(sub), |
2482 | [0x5d] = SSE_FOP(min), | |
2483 | [0x5e] = SSE_FOP(div), | |
2484 | [0x5f] = SSE_FOP(max), | |
2485 | ||
2486 | [0xc2] = SSE_FOP(cmpeq), | |
5af45186 | 2487 | [0xc6] = { helper_shufps, helper_shufpd }, |
664e0f19 FB |
2488 | |
2489 | /* MMX ops and their SSE extensions */ | |
2490 | [0x60] = MMX_OP2(punpcklbw), | |
2491 | [0x61] = MMX_OP2(punpcklwd), | |
2492 | [0x62] = MMX_OP2(punpckldq), | |
2493 | [0x63] = MMX_OP2(packsswb), | |
2494 | [0x64] = MMX_OP2(pcmpgtb), | |
2495 | [0x65] = MMX_OP2(pcmpgtw), | |
2496 | [0x66] = MMX_OP2(pcmpgtl), | |
2497 | [0x67] = MMX_OP2(packuswb), | |
2498 | [0x68] = MMX_OP2(punpckhbw), | |
2499 | [0x69] = MMX_OP2(punpckhwd), | |
2500 | [0x6a] = MMX_OP2(punpckhdq), | |
2501 | [0x6b] = MMX_OP2(packssdw), | |
5af45186 FB |
2502 | [0x6c] = { NULL, helper_punpcklqdq_xmm }, |
2503 | [0x6d] = { NULL, helper_punpckhqdq_xmm }, | |
664e0f19 FB |
2504 | [0x6e] = { SSE_SPECIAL, SSE_SPECIAL }, /* movd mm, ea */ |
2505 | [0x6f] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movq, movdqa, , movqdu */ | |
5af45186 FB |
2506 | [0x70] = { helper_pshufw_mmx, |
2507 | helper_pshufd_xmm, | |
2508 | helper_pshufhw_xmm, | |
2509 | helper_pshuflw_xmm }, | |
664e0f19 FB |
2510 | [0x71] = { SSE_SPECIAL, SSE_SPECIAL }, /* shiftw */ |
2511 | [0x72] = { SSE_SPECIAL, SSE_SPECIAL }, /* shiftd */ | |
2512 | [0x73] = { SSE_SPECIAL, SSE_SPECIAL }, /* shiftq */ | |
2513 | [0x74] = MMX_OP2(pcmpeqb), | |
2514 | [0x75] = MMX_OP2(pcmpeqw), | |
2515 | [0x76] = MMX_OP2(pcmpeql), | |
a35f3ec7 | 2516 | [0x77] = { SSE_DUMMY }, /* emms */ |
5af45186 FB |
2517 | [0x7c] = { NULL, helper_haddpd, NULL, helper_haddps }, |
2518 | [0x7d] = { NULL, helper_hsubpd, NULL, helper_hsubps }, | |
664e0f19 FB |
2519 | [0x7e] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movd, movd, , movq */ |
2520 | [0x7f] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movq, movdqa, movdqu */ | |
2521 | [0xc4] = { SSE_SPECIAL, SSE_SPECIAL }, /* pinsrw */ | |
2522 | [0xc5] = { SSE_SPECIAL, SSE_SPECIAL }, /* pextrw */ | |
5af45186 | 2523 | [0xd0] = { NULL, helper_addsubpd, NULL, helper_addsubps }, |
664e0f19 FB |
2524 | [0xd1] = MMX_OP2(psrlw), |
2525 | [0xd2] = MMX_OP2(psrld), | |
2526 | [0xd3] = MMX_OP2(psrlq), | |
2527 | [0xd4] = MMX_OP2(paddq), | |
2528 | [0xd5] = MMX_OP2(pmullw), | |
2529 | [0xd6] = { NULL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, | |
2530 | [0xd7] = { SSE_SPECIAL, SSE_SPECIAL }, /* pmovmskb */ | |
2531 | [0xd8] = MMX_OP2(psubusb), | |
2532 | [0xd9] = MMX_OP2(psubusw), | |
2533 | [0xda] = MMX_OP2(pminub), | |
2534 | [0xdb] = MMX_OP2(pand), | |
2535 | [0xdc] = MMX_OP2(paddusb), | |
2536 | [0xdd] = MMX_OP2(paddusw), | |
2537 | [0xde] = MMX_OP2(pmaxub), | |
2538 | [0xdf] = MMX_OP2(pandn), | |
2539 | [0xe0] = MMX_OP2(pavgb), | |
2540 | [0xe1] = MMX_OP2(psraw), | |
2541 | [0xe2] = MMX_OP2(psrad), | |
2542 | [0xe3] = MMX_OP2(pavgw), | |
2543 | [0xe4] = MMX_OP2(pmulhuw), | |
2544 | [0xe5] = MMX_OP2(pmulhw), | |
5af45186 | 2545 | [0xe6] = { NULL, helper_cvttpd2dq, helper_cvtdq2pd, helper_cvtpd2dq }, |
664e0f19 FB |
2546 | [0xe7] = { SSE_SPECIAL , SSE_SPECIAL }, /* movntq, movntq */ |
2547 | [0xe8] = MMX_OP2(psubsb), | |
2548 | [0xe9] = MMX_OP2(psubsw), | |
2549 | [0xea] = MMX_OP2(pminsw), | |
2550 | [0xeb] = MMX_OP2(por), | |
2551 | [0xec] = MMX_OP2(paddsb), | |
2552 | [0xed] = MMX_OP2(paddsw), | |
2553 | [0xee] = MMX_OP2(pmaxsw), | |
2554 | [0xef] = MMX_OP2(pxor), | |
465e9838 | 2555 | [0xf0] = { NULL, NULL, NULL, SSE_SPECIAL }, /* lddqu */ |
664e0f19 FB |
2556 | [0xf1] = MMX_OP2(psllw), |
2557 | [0xf2] = MMX_OP2(pslld), | |
2558 | [0xf3] = MMX_OP2(psllq), | |
2559 | [0xf4] = MMX_OP2(pmuludq), | |
2560 | [0xf5] = MMX_OP2(pmaddwd), | |
2561 | [0xf6] = MMX_OP2(psadbw), | |
2562 | [0xf7] = MMX_OP2(maskmov), | |
2563 | [0xf8] = MMX_OP2(psubb), | |
2564 | [0xf9] = MMX_OP2(psubw), | |
2565 | [0xfa] = MMX_OP2(psubl), | |
2566 | [0xfb] = MMX_OP2(psubq), | |
2567 | [0xfc] = MMX_OP2(paddb), | |
2568 | [0xfd] = MMX_OP2(paddw), | |
2569 | [0xfe] = MMX_OP2(paddl), | |
2570 | }; | |
2571 | ||
5af45186 | 2572 | static void *sse_op_table2[3 * 8][2] = { |
664e0f19 FB |
2573 | [0 + 2] = MMX_OP2(psrlw), |
2574 | [0 + 4] = MMX_OP2(psraw), | |
2575 | [0 + 6] = MMX_OP2(psllw), | |
2576 | [8 + 2] = MMX_OP2(psrld), | |
2577 | [8 + 4] = MMX_OP2(psrad), | |
2578 | [8 + 6] = MMX_OP2(pslld), | |
2579 | [16 + 2] = MMX_OP2(psrlq), | |
5af45186 | 2580 | [16 + 3] = { NULL, helper_psrldq_xmm }, |
664e0f19 | 2581 | [16 + 6] = MMX_OP2(psllq), |
5af45186 | 2582 | [16 + 7] = { NULL, helper_pslldq_xmm }, |
664e0f19 FB |
2583 | }; |
2584 | ||
5af45186 FB |
2585 | static void *sse_op_table3[4 * 3] = { |
2586 | helper_cvtsi2ss, | |
2587 | helper_cvtsi2sd, | |
2588 | X86_64_ONLY(helper_cvtsq2ss), | |
2589 | X86_64_ONLY(helper_cvtsq2sd), | |
2590 | ||
2591 | helper_cvttss2si, | |
2592 | helper_cvttsd2si, | |
2593 | X86_64_ONLY(helper_cvttss2sq), | |
2594 | X86_64_ONLY(helper_cvttsd2sq), | |
2595 | ||
2596 | helper_cvtss2si, | |
2597 | helper_cvtsd2si, | |
2598 | X86_64_ONLY(helper_cvtss2sq), | |
2599 | X86_64_ONLY(helper_cvtsd2sq), | |
664e0f19 | 2600 | }; |
3b46e624 | 2601 | |
5af45186 | 2602 | static void *sse_op_table4[8][4] = { |
664e0f19 FB |
2603 | SSE_FOP(cmpeq), |
2604 | SSE_FOP(cmplt), | |
2605 | SSE_FOP(cmple), | |
2606 | SSE_FOP(cmpunord), | |
2607 | SSE_FOP(cmpneq), | |
2608 | SSE_FOP(cmpnlt), | |
2609 | SSE_FOP(cmpnle), | |
2610 | SSE_FOP(cmpord), | |
2611 | }; | |
3b46e624 | 2612 | |
5af45186 FB |
2613 | static void *sse_op_table5[256] = { |
2614 | [0x0c] = helper_pi2fw, | |
2615 | [0x0d] = helper_pi2fd, | |
2616 | [0x1c] = helper_pf2iw, | |
2617 | [0x1d] = helper_pf2id, | |
2618 | [0x8a] = helper_pfnacc, | |
2619 | [0x8e] = helper_pfpnacc, | |
2620 | [0x90] = helper_pfcmpge, | |
2621 | [0x94] = helper_pfmin, | |
2622 | [0x96] = helper_pfrcp, | |
2623 | [0x97] = helper_pfrsqrt, | |
2624 | [0x9a] = helper_pfsub, | |
2625 | [0x9e] = helper_pfadd, | |
2626 | [0xa0] = helper_pfcmpgt, | |
2627 | [0xa4] = helper_pfmax, | |
2628 | [0xa6] = helper_movq, /* pfrcpit1; no need to actually increase precision */ | |
2629 | [0xa7] = helper_movq, /* pfrsqit1 */ | |
2630 | [0xaa] = helper_pfsubr, | |
2631 | [0xae] = helper_pfacc, | |
2632 | [0xb0] = helper_pfcmpeq, | |
2633 | [0xb4] = helper_pfmul, | |
2634 | [0xb6] = helper_movq, /* pfrcpit2 */ | |
2635 | [0xb7] = helper_pmulhrw_mmx, | |
2636 | [0xbb] = helper_pswapd, | |
2637 | [0xbf] = helper_pavgb_mmx /* pavgusb */ | |
a35f3ec7 AJ |
2638 | }; |
2639 | ||
664e0f19 FB |
2640 | static void gen_sse(DisasContext *s, int b, target_ulong pc_start, int rex_r) |
2641 | { | |
2642 | int b1, op1_offset, op2_offset, is_xmm, val, ot; | |
2643 | int modrm, mod, rm, reg, reg_addr, offset_addr; | |
5af45186 | 2644 | void *sse_op2; |
664e0f19 FB |
2645 | |
2646 | b &= 0xff; | |
5fafdf24 | 2647 | if (s->prefix & PREFIX_DATA) |
664e0f19 | 2648 | b1 = 1; |
5fafdf24 | 2649 | else if (s->prefix & PREFIX_REPZ) |
664e0f19 | 2650 | b1 = 2; |
5fafdf24 | 2651 | else if (s->prefix & PREFIX_REPNZ) |
664e0f19 FB |
2652 | b1 = 3; |
2653 | else | |
2654 | b1 = 0; | |
2655 | sse_op2 = sse_op_table1[b][b1]; | |
5fafdf24 | 2656 | if (!sse_op2) |
664e0f19 | 2657 | goto illegal_op; |
a35f3ec7 | 2658 | if ((b <= 0x5f && b >= 0x10) || b == 0xc6 || b == 0xc2) { |
664e0f19 FB |
2659 | is_xmm = 1; |
2660 | } else { | |
2661 | if (b1 == 0) { | |
2662 | /* MMX case */ | |
2663 | is_xmm = 0; | |
2664 | } else { | |
2665 | is_xmm = 1; | |
2666 | } | |
2667 | } | |
2668 | /* simple MMX/SSE operation */ | |
2669 | if (s->flags & HF_TS_MASK) { | |
2670 | gen_exception(s, EXCP07_PREX, pc_start - s->cs_base); | |
2671 | return; | |
2672 | } | |
2673 | if (s->flags & HF_EM_MASK) { | |
2674 | illegal_op: | |
2675 | gen_exception(s, EXCP06_ILLOP, pc_start - s->cs_base); | |
2676 | return; | |
2677 | } | |
2678 | if (is_xmm && !(s->flags & HF_OSFXSR_MASK)) | |
2679 | goto illegal_op; | |
e771edab AJ |
2680 | if (b == 0x0e) { |
2681 | if (!(s->cpuid_ext2_features & CPUID_EXT2_3DNOW)) | |
2682 | goto illegal_op; | |
2683 | /* femms */ | |
5af45186 | 2684 | tcg_gen_helper_0_0(helper_emms); |
e771edab AJ |
2685 | return; |
2686 | } | |
2687 | if (b == 0x77) { | |
2688 | /* emms */ | |
5af45186 | 2689 | tcg_gen_helper_0_0(helper_emms); |
664e0f19 FB |
2690 | return; |
2691 | } | |
2692 | /* prepare MMX state (XXX: optimize by storing fptt and fptags in | |
2693 | the static cpu state) */ | |
2694 | if (!is_xmm) { | |
5af45186 | 2695 | tcg_gen_helper_0_0(helper_enter_mmx); |
664e0f19 FB |
2696 | } |
2697 | ||
2698 | modrm = ldub_code(s->pc++); | |
2699 | reg = ((modrm >> 3) & 7); | |
2700 | if (is_xmm) | |
2701 | reg |= rex_r; | |
2702 | mod = (modrm >> 6) & 3; | |
2703 | if (sse_op2 == SSE_SPECIAL) { | |
2704 | b |= (b1 << 8); | |
2705 | switch(b) { | |
2706 | case 0x0e7: /* movntq */ | |
5fafdf24 | 2707 | if (mod == 3) |
664e0f19 FB |
2708 | goto illegal_op; |
2709 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2710 | gen_stq_env_A0(s->mem_index, offsetof(CPUX86State,fpregs[reg].mmx)); |
664e0f19 FB |
2711 | break; |
2712 | case 0x1e7: /* movntdq */ | |
2713 | case 0x02b: /* movntps */ | |
2714 | case 0x12b: /* movntps */ | |
465e9838 FB |
2715 | case 0x3f0: /* lddqu */ |
2716 | if (mod == 3) | |
664e0f19 FB |
2717 | goto illegal_op; |
2718 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2719 | gen_sto_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg])); |
664e0f19 FB |
2720 | break; |
2721 | case 0x6e: /* movd mm, ea */ | |
dabd98dd FB |
2722 | #ifdef TARGET_X86_64 |
2723 | if (s->dflag == 2) { | |
2724 | gen_ldst_modrm(s, modrm, OT_QUAD, OR_TMP0, 0); | |
5af45186 | 2725 | tcg_gen_st_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,fpregs[reg].mmx)); |
5fafdf24 | 2726 | } else |
dabd98dd FB |
2727 | #endif |
2728 | { | |
2729 | gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 0); | |
5af45186 FB |
2730 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, |
2731 | offsetof(CPUX86State,fpregs[reg].mmx)); | |
2732 | tcg_gen_helper_0_2(helper_movl_mm_T0_mmx, cpu_ptr0, cpu_T[0]); | |
dabd98dd | 2733 | } |
664e0f19 FB |
2734 | break; |
2735 | case 0x16e: /* movd xmm, ea */ | |
dabd98dd FB |
2736 | #ifdef TARGET_X86_64 |
2737 | if (s->dflag == 2) { | |
2738 | gen_ldst_modrm(s, modrm, OT_QUAD, OR_TMP0, 0); | |
5af45186 FB |
2739 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, |
2740 | offsetof(CPUX86State,xmm_regs[reg])); | |
2741 | tcg_gen_helper_0_2(helper_movq_mm_T0_xmm, cpu_ptr0, cpu_T[0]); | |
5fafdf24 | 2742 | } else |
dabd98dd FB |
2743 | #endif |
2744 | { | |
2745 | gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 0); | |
5af45186 FB |
2746 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, |
2747 | offsetof(CPUX86State,xmm_regs[reg])); | |
2748 | tcg_gen_trunc_tl_i32(cpu_tmp2, cpu_T[0]); | |
2749 | tcg_gen_helper_0_2(helper_movl_mm_T0_xmm, cpu_ptr0, cpu_tmp2); | |
dabd98dd | 2750 | } |
664e0f19 FB |
2751 | break; |
2752 | case 0x6f: /* movq mm, ea */ | |
2753 | if (mod != 3) { | |
2754 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2755 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,fpregs[reg].mmx)); |
664e0f19 FB |
2756 | } else { |
2757 | rm = (modrm & 7); | |
5af45186 FB |
2758 | tcg_gen_ld_i64(cpu_tmp1, cpu_env, |
2759 | offsetof(CPUX86State,fpregs[rm].mmx)); | |
2760 | tcg_gen_st_i64(cpu_tmp1, cpu_env, | |
2761 | offsetof(CPUX86State,fpregs[reg].mmx)); | |
664e0f19 FB |
2762 | } |
2763 | break; | |
2764 | case 0x010: /* movups */ | |
2765 | case 0x110: /* movupd */ | |
2766 | case 0x028: /* movaps */ | |
2767 | case 0x128: /* movapd */ | |
2768 | case 0x16f: /* movdqa xmm, ea */ | |
2769 | case 0x26f: /* movdqu xmm, ea */ | |
2770 | if (mod != 3) { | |
2771 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2772 | gen_ldo_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg])); |
664e0f19 FB |
2773 | } else { |
2774 | rm = (modrm & 7) | REX_B(s); | |
2775 | gen_op_movo(offsetof(CPUX86State,xmm_regs[reg]), | |
2776 | offsetof(CPUX86State,xmm_regs[rm])); | |
2777 | } | |
2778 | break; | |
2779 | case 0x210: /* movss xmm, ea */ | |
2780 | if (mod != 3) { | |
2781 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe | 2782 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
664e0f19 FB |
2783 | gen_op_movl_env_T0(offsetof(CPUX86State,xmm_regs[reg].XMM_L(0))); |
2784 | gen_op_movl_T0_0(); | |
2785 | gen_op_movl_env_T0(offsetof(CPUX86State,xmm_regs[reg].XMM_L(1))); | |
2786 | gen_op_movl_env_T0(offsetof(CPUX86State,xmm_regs[reg].XMM_L(2))); | |
2787 | gen_op_movl_env_T0(offsetof(CPUX86State,xmm_regs[reg].XMM_L(3))); | |
2788 | } else { | |
2789 | rm = (modrm & 7) | REX_B(s); | |
2790 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(0)), | |
2791 | offsetof(CPUX86State,xmm_regs[rm].XMM_L(0))); | |
2792 | } | |
2793 | break; | |
2794 | case 0x310: /* movsd xmm, ea */ | |
2795 | if (mod != 3) { | |
2796 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2797 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
664e0f19 FB |
2798 | gen_op_movl_T0_0(); |
2799 | gen_op_movl_env_T0(offsetof(CPUX86State,xmm_regs[reg].XMM_L(2))); | |
2800 | gen_op_movl_env_T0(offsetof(CPUX86State,xmm_regs[reg].XMM_L(3))); | |
2801 | } else { | |
2802 | rm = (modrm & 7) | REX_B(s); | |
2803 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0)), | |
2804 | offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0))); | |
2805 | } | |
2806 | break; | |
2807 | case 0x012: /* movlps */ | |
2808 | case 0x112: /* movlpd */ | |
2809 | if (mod != 3) { | |
2810 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2811 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
664e0f19 FB |
2812 | } else { |
2813 | /* movhlps */ | |
2814 | rm = (modrm & 7) | REX_B(s); | |
2815 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0)), | |
2816 | offsetof(CPUX86State,xmm_regs[rm].XMM_Q(1))); | |
2817 | } | |
2818 | break; | |
465e9838 FB |
2819 | case 0x212: /* movsldup */ |
2820 | if (mod != 3) { | |
2821 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2822 | gen_ldo_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg])); |
465e9838 FB |
2823 | } else { |
2824 | rm = (modrm & 7) | REX_B(s); | |
2825 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(0)), | |
2826 | offsetof(CPUX86State,xmm_regs[rm].XMM_L(0))); | |
2827 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(2)), | |
2828 | offsetof(CPUX86State,xmm_regs[rm].XMM_L(2))); | |
2829 | } | |
2830 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(1)), | |
2831 | offsetof(CPUX86State,xmm_regs[reg].XMM_L(0))); | |
2832 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(3)), | |
2833 | offsetof(CPUX86State,xmm_regs[reg].XMM_L(2))); | |
2834 | break; | |
2835 | case 0x312: /* movddup */ | |
2836 | if (mod != 3) { | |
2837 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2838 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
465e9838 FB |
2839 | } else { |
2840 | rm = (modrm & 7) | REX_B(s); | |
2841 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0)), | |
2842 | offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0))); | |
2843 | } | |
2844 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(1)), | |
ba6526df | 2845 | offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
465e9838 | 2846 | break; |
664e0f19 FB |
2847 | case 0x016: /* movhps */ |
2848 | case 0x116: /* movhpd */ | |
2849 | if (mod != 3) { | |
2850 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2851 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(1))); |
664e0f19 FB |
2852 | } else { |
2853 | /* movlhps */ | |
2854 | rm = (modrm & 7) | REX_B(s); | |
2855 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(1)), | |
2856 | offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0))); | |
2857 | } | |
2858 | break; | |
2859 | case 0x216: /* movshdup */ | |
2860 | if (mod != 3) { | |
2861 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2862 | gen_ldo_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg])); |
664e0f19 FB |
2863 | } else { |
2864 | rm = (modrm & 7) | REX_B(s); | |
2865 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(1)), | |
2866 | offsetof(CPUX86State,xmm_regs[rm].XMM_L(1))); | |
2867 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(3)), | |
2868 | offsetof(CPUX86State,xmm_regs[rm].XMM_L(3))); | |
2869 | } | |
2870 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(0)), | |
2871 | offsetof(CPUX86State,xmm_regs[reg].XMM_L(1))); | |
2872 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(2)), | |
2873 | offsetof(CPUX86State,xmm_regs[reg].XMM_L(3))); | |
2874 | break; | |
2875 | case 0x7e: /* movd ea, mm */ | |
dabd98dd FB |
2876 | #ifdef TARGET_X86_64 |
2877 | if (s->dflag == 2) { | |
5af45186 FB |
2878 | tcg_gen_ld_i64(cpu_T[0], cpu_env, |
2879 | offsetof(CPUX86State,fpregs[reg].mmx)); | |
dabd98dd | 2880 | gen_ldst_modrm(s, modrm, OT_QUAD, OR_TMP0, 1); |
5fafdf24 | 2881 | } else |
dabd98dd FB |
2882 | #endif |
2883 | { | |
5af45186 FB |
2884 | tcg_gen_ld32u_tl(cpu_T[0], cpu_env, |
2885 | offsetof(CPUX86State,fpregs[reg].mmx.MMX_L(0))); | |
dabd98dd FB |
2886 | gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 1); |
2887 | } | |
664e0f19 FB |
2888 | break; |
2889 | case 0x17e: /* movd ea, xmm */ | |
dabd98dd FB |
2890 | #ifdef TARGET_X86_64 |
2891 | if (s->dflag == 2) { | |
5af45186 FB |
2892 | tcg_gen_ld_i64(cpu_T[0], cpu_env, |
2893 | offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); | |
dabd98dd | 2894 | gen_ldst_modrm(s, modrm, OT_QUAD, OR_TMP0, 1); |
5fafdf24 | 2895 | } else |
dabd98dd FB |
2896 | #endif |
2897 | { | |
5af45186 FB |
2898 | tcg_gen_ld32u_tl(cpu_T[0], cpu_env, |
2899 | offsetof(CPUX86State,xmm_regs[reg].XMM_L(0))); | |
dabd98dd FB |
2900 | gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 1); |
2901 | } | |
664e0f19 FB |
2902 | break; |
2903 | case 0x27e: /* movq xmm, ea */ | |
2904 | if (mod != 3) { | |
2905 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2906 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
664e0f19 FB |
2907 | } else { |
2908 | rm = (modrm & 7) | REX_B(s); | |
2909 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0)), | |
2910 | offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0))); | |
2911 | } | |
2912 | gen_op_movq_env_0(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(1))); | |
2913 | break; | |
2914 | case 0x7f: /* movq ea, mm */ | |
2915 | if (mod != 3) { | |
2916 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2917 | gen_stq_env_A0(s->mem_index, offsetof(CPUX86State,fpregs[reg].mmx)); |
664e0f19 FB |
2918 | } else { |
2919 | rm = (modrm & 7); | |
2920 | gen_op_movq(offsetof(CPUX86State,fpregs[rm].mmx), | |
2921 | offsetof(CPUX86State,fpregs[reg].mmx)); | |
2922 | } | |
2923 | break; | |
2924 | case 0x011: /* movups */ | |
2925 | case 0x111: /* movupd */ | |
2926 | case 0x029: /* movaps */ | |
2927 | case 0x129: /* movapd */ | |
2928 | case 0x17f: /* movdqa ea, xmm */ | |
2929 | case 0x27f: /* movdqu ea, xmm */ | |
2930 | if (mod != 3) { | |
2931 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2932 | gen_sto_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg])); |
664e0f19 FB |
2933 | } else { |
2934 | rm = (modrm & 7) | REX_B(s); | |
2935 | gen_op_movo(offsetof(CPUX86State,xmm_regs[rm]), | |
2936 | offsetof(CPUX86State,xmm_regs[reg])); | |
2937 | } | |
2938 | break; | |
2939 | case 0x211: /* movss ea, xmm */ | |
2940 | if (mod != 3) { | |
2941 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
2942 | gen_op_movl_T0_env(offsetof(CPUX86State,xmm_regs[reg].XMM_L(0))); | |
57fec1fe | 2943 | gen_op_st_T0_A0(OT_LONG + s->mem_index); |
664e0f19 FB |
2944 | } else { |
2945 | rm = (modrm & 7) | REX_B(s); | |
2946 | gen_op_movl(offsetof(CPUX86State,xmm_regs[rm].XMM_L(0)), | |
2947 | offsetof(CPUX86State,xmm_regs[reg].XMM_L(0))); | |
2948 | } | |
2949 | break; | |
2950 | case 0x311: /* movsd ea, xmm */ | |
2951 | if (mod != 3) { | |
2952 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2953 | gen_stq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
664e0f19 FB |
2954 | } else { |
2955 | rm = (modrm & 7) | REX_B(s); | |
2956 | gen_op_movq(offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0)), | |
2957 | offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); | |
2958 | } | |
2959 | break; | |
2960 | case 0x013: /* movlps */ | |
2961 | case 0x113: /* movlpd */ | |
2962 | if (mod != 3) { | |
2963 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2964 | gen_stq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
664e0f19 FB |
2965 | } else { |
2966 | goto illegal_op; | |
2967 | } | |
2968 | break; | |
2969 | case 0x017: /* movhps */ | |
2970 | case 0x117: /* movhpd */ | |
2971 | if (mod != 3) { | |
2972 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2973 | gen_stq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(1))); |
664e0f19 FB |
2974 | } else { |
2975 | goto illegal_op; | |
2976 | } | |
2977 | break; | |
2978 | case 0x71: /* shift mm, im */ | |
2979 | case 0x72: | |
2980 | case 0x73: | |
2981 | case 0x171: /* shift xmm, im */ | |
2982 | case 0x172: | |
2983 | case 0x173: | |
2984 | val = ldub_code(s->pc++); | |
2985 | if (is_xmm) { | |
2986 | gen_op_movl_T0_im(val); | |
2987 | gen_op_movl_env_T0(offsetof(CPUX86State,xmm_t0.XMM_L(0))); | |
2988 | gen_op_movl_T0_0(); | |
2989 | gen_op_movl_env_T0(offsetof(CPUX86State,xmm_t0.XMM_L(1))); | |
2990 | op1_offset = offsetof(CPUX86State,xmm_t0); | |
2991 | } else { | |
2992 | gen_op_movl_T0_im(val); | |
2993 | gen_op_movl_env_T0(offsetof(CPUX86State,mmx_t0.MMX_L(0))); | |
2994 | gen_op_movl_T0_0(); | |
2995 | gen_op_movl_env_T0(offsetof(CPUX86State,mmx_t0.MMX_L(1))); | |
2996 | op1_offset = offsetof(CPUX86State,mmx_t0); | |
2997 | } | |
2998 | sse_op2 = sse_op_table2[((b - 1) & 3) * 8 + (((modrm >> 3)) & 7)][b1]; | |
2999 | if (!sse_op2) | |
3000 | goto illegal_op; | |
3001 | if (is_xmm) { | |
3002 | rm = (modrm & 7) | REX_B(s); | |
3003 | op2_offset = offsetof(CPUX86State,xmm_regs[rm]); | |
3004 | } else { | |
3005 | rm = (modrm & 7); | |
3006 | op2_offset = offsetof(CPUX86State,fpregs[rm].mmx); | |
3007 | } | |
5af45186 FB |
3008 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op2_offset); |
3009 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op1_offset); | |
3010 | tcg_gen_helper_0_2(sse_op2, cpu_ptr0, cpu_ptr1); | |
664e0f19 FB |
3011 | break; |
3012 | case 0x050: /* movmskps */ | |
664e0f19 | 3013 | rm = (modrm & 7) | REX_B(s); |
5af45186 FB |
3014 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, |
3015 | offsetof(CPUX86State,xmm_regs[rm])); | |
3016 | tcg_gen_helper_1_1(helper_movmskps, cpu_tmp2, cpu_ptr0); | |
19e6c4b8 | 3017 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2); |
57fec1fe | 3018 | gen_op_mov_reg_T0(OT_LONG, reg); |
664e0f19 FB |
3019 | break; |
3020 | case 0x150: /* movmskpd */ | |
664e0f19 | 3021 | rm = (modrm & 7) | REX_B(s); |
5af45186 FB |
3022 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, |
3023 | offsetof(CPUX86State,xmm_regs[rm])); | |
3024 | tcg_gen_helper_1_1(helper_movmskpd, cpu_tmp2, cpu_ptr0); | |
19e6c4b8 | 3025 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2); |
57fec1fe | 3026 | gen_op_mov_reg_T0(OT_LONG, reg); |
664e0f19 FB |
3027 | break; |
3028 | case 0x02a: /* cvtpi2ps */ | |
3029 | case 0x12a: /* cvtpi2pd */ | |
5af45186 | 3030 | tcg_gen_helper_0_0(helper_enter_mmx); |
664e0f19 FB |
3031 | if (mod != 3) { |
3032 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3033 | op2_offset = offsetof(CPUX86State,mmx_t0); | |
8686c490 | 3034 | gen_ldq_env_A0(s->mem_index, op2_offset); |
664e0f19 FB |
3035 | } else { |
3036 | rm = (modrm & 7); | |
3037 | op2_offset = offsetof(CPUX86State,fpregs[rm].mmx); | |
3038 | } | |
3039 | op1_offset = offsetof(CPUX86State,xmm_regs[reg]); | |
5af45186 FB |
3040 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3041 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
664e0f19 FB |
3042 | switch(b >> 8) { |
3043 | case 0x0: | |
5af45186 | 3044 | tcg_gen_helper_0_2(helper_cvtpi2ps, cpu_ptr0, cpu_ptr1); |
664e0f19 FB |
3045 | break; |
3046 | default: | |
3047 | case 0x1: | |
5af45186 | 3048 | tcg_gen_helper_0_2(helper_cvtpi2pd, cpu_ptr0, cpu_ptr1); |
664e0f19 FB |
3049 | break; |
3050 | } | |
3051 | break; | |
3052 | case 0x22a: /* cvtsi2ss */ | |
3053 | case 0x32a: /* cvtsi2sd */ | |
3054 | ot = (s->dflag == 2) ? OT_QUAD : OT_LONG; | |
3055 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 0); | |
3056 | op1_offset = offsetof(CPUX86State,xmm_regs[reg]); | |
5af45186 FB |
3057 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3058 | sse_op2 = sse_op_table3[(s->dflag == 2) * 2 + ((b >> 8) - 2)]; | |
3059 | tcg_gen_trunc_tl_i32(cpu_tmp2, cpu_T[0]); | |
3060 | tcg_gen_helper_0_2(sse_op2, cpu_ptr0, cpu_tmp2); | |
664e0f19 FB |
3061 | break; |
3062 | case 0x02c: /* cvttps2pi */ | |
3063 | case 0x12c: /* cvttpd2pi */ | |
3064 | case 0x02d: /* cvtps2pi */ | |
3065 | case 0x12d: /* cvtpd2pi */ | |
5af45186 | 3066 | tcg_gen_helper_0_0(helper_enter_mmx); |
664e0f19 FB |
3067 | if (mod != 3) { |
3068 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3069 | op2_offset = offsetof(CPUX86State,xmm_t0); | |
8686c490 | 3070 | gen_ldo_env_A0(s->mem_index, op2_offset); |
664e0f19 FB |
3071 | } else { |
3072 | rm = (modrm & 7) | REX_B(s); | |
3073 | op2_offset = offsetof(CPUX86State,xmm_regs[rm]); | |
3074 | } | |
3075 | op1_offset = offsetof(CPUX86State,fpregs[reg & 7].mmx); | |
5af45186 FB |
3076 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3077 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
664e0f19 FB |
3078 | switch(b) { |
3079 | case 0x02c: | |
5af45186 | 3080 | tcg_gen_helper_0_2(helper_cvttps2pi, cpu_ptr0, cpu_ptr1); |
664e0f19 FB |
3081 | break; |
3082 | case 0x12c: | |
5af45186 | 3083 | tcg_gen_helper_0_2(helper_cvttpd2pi, cpu_ptr0, cpu_ptr1); |
664e0f19 FB |
3084 | break; |
3085 | case 0x02d: | |
5af45186 | 3086 | tcg_gen_helper_0_2(helper_cvtps2pi, cpu_ptr0, cpu_ptr1); |
664e0f19 FB |
3087 | break; |
3088 | case 0x12d: | |
5af45186 | 3089 | tcg_gen_helper_0_2(helper_cvtpd2pi, cpu_ptr0, cpu_ptr1); |
664e0f19 FB |
3090 | break; |
3091 | } | |
3092 | break; | |
3093 | case 0x22c: /* cvttss2si */ | |
3094 | case 0x32c: /* cvttsd2si */ | |
3095 | case 0x22d: /* cvtss2si */ | |
3096 | case 0x32d: /* cvtsd2si */ | |
3097 | ot = (s->dflag == 2) ? OT_QUAD : OT_LONG; | |
31313213 FB |
3098 | if (mod != 3) { |
3099 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3100 | if ((b >> 8) & 1) { | |
8686c490 | 3101 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_t0.XMM_Q(0))); |
31313213 | 3102 | } else { |
57fec1fe | 3103 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
31313213 FB |
3104 | gen_op_movl_env_T0(offsetof(CPUX86State,xmm_t0.XMM_L(0))); |
3105 | } | |
3106 | op2_offset = offsetof(CPUX86State,xmm_t0); | |
3107 | } else { | |
3108 | rm = (modrm & 7) | REX_B(s); | |
3109 | op2_offset = offsetof(CPUX86State,xmm_regs[rm]); | |
3110 | } | |
5af45186 FB |
3111 | sse_op2 = sse_op_table3[(s->dflag == 2) * 2 + ((b >> 8) - 2) + 4 + |
3112 | (b & 1) * 4]; | |
3113 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op2_offset); | |
3114 | if (ot == OT_LONG) { | |
3115 | tcg_gen_helper_1_1(sse_op2, cpu_tmp2, cpu_ptr0); | |
19e6c4b8 | 3116 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2); |
5af45186 FB |
3117 | } else { |
3118 | tcg_gen_helper_1_1(sse_op2, cpu_T[0], cpu_ptr0); | |
3119 | } | |
57fec1fe | 3120 | gen_op_mov_reg_T0(ot, reg); |
664e0f19 FB |
3121 | break; |
3122 | case 0xc4: /* pinsrw */ | |
5fafdf24 | 3123 | case 0x1c4: |
d1e42c5c | 3124 | s->rip_offset = 1; |
664e0f19 FB |
3125 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); |
3126 | val = ldub_code(s->pc++); | |
3127 | if (b1) { | |
3128 | val &= 7; | |
5af45186 FB |
3129 | tcg_gen_st16_tl(cpu_T[0], cpu_env, |
3130 | offsetof(CPUX86State,xmm_regs[reg].XMM_W(val))); | |
664e0f19 FB |
3131 | } else { |
3132 | val &= 3; | |
5af45186 FB |
3133 | tcg_gen_st16_tl(cpu_T[0], cpu_env, |
3134 | offsetof(CPUX86State,fpregs[reg].mmx.MMX_W(val))); | |
664e0f19 FB |
3135 | } |
3136 | break; | |
3137 | case 0xc5: /* pextrw */ | |
5fafdf24 | 3138 | case 0x1c5: |
664e0f19 FB |
3139 | if (mod != 3) |
3140 | goto illegal_op; | |
3141 | val = ldub_code(s->pc++); | |
3142 | if (b1) { | |
3143 | val &= 7; | |
3144 | rm = (modrm & 7) | REX_B(s); | |
5af45186 FB |
3145 | tcg_gen_ld16u_tl(cpu_T[0], cpu_env, |
3146 | offsetof(CPUX86State,xmm_regs[rm].XMM_W(val))); | |
664e0f19 FB |
3147 | } else { |
3148 | val &= 3; | |
3149 | rm = (modrm & 7); | |
5af45186 FB |
3150 | tcg_gen_ld16u_tl(cpu_T[0], cpu_env, |
3151 | offsetof(CPUX86State,fpregs[rm].mmx.MMX_W(val))); | |
664e0f19 FB |
3152 | } |
3153 | reg = ((modrm >> 3) & 7) | rex_r; | |
57fec1fe | 3154 | gen_op_mov_reg_T0(OT_LONG, reg); |
664e0f19 FB |
3155 | break; |
3156 | case 0x1d6: /* movq ea, xmm */ | |
3157 | if (mod != 3) { | |
3158 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3159 | gen_stq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
664e0f19 FB |
3160 | } else { |
3161 | rm = (modrm & 7) | REX_B(s); | |
3162 | gen_op_movq(offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0)), | |
3163 | offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); | |
3164 | gen_op_movq_env_0(offsetof(CPUX86State,xmm_regs[rm].XMM_Q(1))); | |
3165 | } | |
3166 | break; | |
3167 | case 0x2d6: /* movq2dq */ | |
5af45186 | 3168 | tcg_gen_helper_0_0(helper_enter_mmx); |
480c1cdb FB |
3169 | rm = (modrm & 7); |
3170 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0)), | |
3171 | offsetof(CPUX86State,fpregs[rm].mmx)); | |
3172 | gen_op_movq_env_0(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(1))); | |
664e0f19 FB |
3173 | break; |
3174 | case 0x3d6: /* movdq2q */ | |
5af45186 | 3175 | tcg_gen_helper_0_0(helper_enter_mmx); |
480c1cdb FB |
3176 | rm = (modrm & 7) | REX_B(s); |
3177 | gen_op_movq(offsetof(CPUX86State,fpregs[reg & 7].mmx), | |
3178 | offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0))); | |
664e0f19 FB |
3179 | break; |
3180 | case 0xd7: /* pmovmskb */ | |
3181 | case 0x1d7: | |
3182 | if (mod != 3) | |
3183 | goto illegal_op; | |
3184 | if (b1) { | |
3185 | rm = (modrm & 7) | REX_B(s); | |
5af45186 FB |
3186 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, offsetof(CPUX86State,xmm_regs[rm])); |
3187 | tcg_gen_helper_1_1(helper_pmovmskb_xmm, cpu_tmp2, cpu_ptr0); | |
664e0f19 FB |
3188 | } else { |
3189 | rm = (modrm & 7); | |
5af45186 FB |
3190 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, offsetof(CPUX86State,fpregs[rm].mmx)); |
3191 | tcg_gen_helper_1_1(helper_pmovmskb_mmx, cpu_tmp2, cpu_ptr0); | |
664e0f19 | 3192 | } |
5af45186 | 3193 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2); |
664e0f19 | 3194 | reg = ((modrm >> 3) & 7) | rex_r; |
57fec1fe | 3195 | gen_op_mov_reg_T0(OT_LONG, reg); |
664e0f19 FB |
3196 | break; |
3197 | default: | |
3198 | goto illegal_op; | |
3199 | } | |
3200 | } else { | |
3201 | /* generic MMX or SSE operation */ | |
d1e42c5c FB |
3202 | switch(b) { |
3203 | case 0xf7: | |
664e0f19 | 3204 | /* maskmov : we must prepare A0 */ |
5fafdf24 | 3205 | if (mod != 3) |
664e0f19 FB |
3206 | goto illegal_op; |
3207 | #ifdef TARGET_X86_64 | |
8f091a59 | 3208 | if (s->aflag == 2) { |
57fec1fe | 3209 | gen_op_movq_A0_reg(R_EDI); |
5fafdf24 | 3210 | } else |
664e0f19 FB |
3211 | #endif |
3212 | { | |
57fec1fe | 3213 | gen_op_movl_A0_reg(R_EDI); |
664e0f19 FB |
3214 | if (s->aflag == 0) |
3215 | gen_op_andl_A0_ffff(); | |
3216 | } | |
3217 | gen_add_A0_ds_seg(s); | |
d1e42c5c FB |
3218 | break; |
3219 | case 0x70: /* pshufx insn */ | |
3220 | case 0xc6: /* pshufx insn */ | |
3221 | case 0xc2: /* compare insns */ | |
3222 | s->rip_offset = 1; | |
3223 | break; | |
3224 | default: | |
3225 | break; | |
664e0f19 FB |
3226 | } |
3227 | if (is_xmm) { | |
3228 | op1_offset = offsetof(CPUX86State,xmm_regs[reg]); | |
3229 | if (mod != 3) { | |
3230 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3231 | op2_offset = offsetof(CPUX86State,xmm_t0); | |
480c1cdb | 3232 | if (b1 >= 2 && ((b >= 0x50 && b <= 0x5f && b != 0x5b) || |
664e0f19 FB |
3233 | b == 0xc2)) { |
3234 | /* specific case for SSE single instructions */ | |
3235 | if (b1 == 2) { | |
3236 | /* 32 bit access */ | |
57fec1fe | 3237 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
664e0f19 FB |
3238 | gen_op_movl_env_T0(offsetof(CPUX86State,xmm_t0.XMM_L(0))); |
3239 | } else { | |
3240 | /* 64 bit access */ | |
8686c490 | 3241 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_t0.XMM_D(0))); |
664e0f19 FB |
3242 | } |
3243 | } else { | |
8686c490 | 3244 | gen_ldo_env_A0(s->mem_index, op2_offset); |
664e0f19 FB |
3245 | } |
3246 | } else { | |
3247 | rm = (modrm & 7) | REX_B(s); | |
3248 | op2_offset = offsetof(CPUX86State,xmm_regs[rm]); | |
3249 | } | |
3250 | } else { | |
3251 | op1_offset = offsetof(CPUX86State,fpregs[reg].mmx); | |
3252 | if (mod != 3) { | |
3253 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3254 | op2_offset = offsetof(CPUX86State,mmx_t0); | |
8686c490 | 3255 | gen_ldq_env_A0(s->mem_index, op2_offset); |
664e0f19 FB |
3256 | } else { |
3257 | rm = (modrm & 7); | |
3258 | op2_offset = offsetof(CPUX86State,fpregs[rm].mmx); | |
3259 | } | |
3260 | } | |
3261 | switch(b) { | |
a35f3ec7 | 3262 | case 0x0f: /* 3DNow! data insns */ |
e771edab AJ |
3263 | if (!(s->cpuid_ext2_features & CPUID_EXT2_3DNOW)) |
3264 | goto illegal_op; | |
a35f3ec7 AJ |
3265 | val = ldub_code(s->pc++); |
3266 | sse_op2 = sse_op_table5[val]; | |
3267 | if (!sse_op2) | |
3268 | goto illegal_op; | |
5af45186 FB |
3269 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3270 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
3271 | tcg_gen_helper_0_2(sse_op2, cpu_ptr0, cpu_ptr1); | |
a35f3ec7 | 3272 | break; |
664e0f19 FB |
3273 | case 0x70: /* pshufx insn */ |
3274 | case 0xc6: /* pshufx insn */ | |
3275 | val = ldub_code(s->pc++); | |
5af45186 FB |
3276 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3277 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
3278 | tcg_gen_helper_0_3(sse_op2, cpu_ptr0, cpu_ptr1, tcg_const_i32(val)); | |
664e0f19 FB |
3279 | break; |
3280 | case 0xc2: | |
3281 | /* compare insns */ | |
3282 | val = ldub_code(s->pc++); | |
3283 | if (val >= 8) | |
3284 | goto illegal_op; | |
3285 | sse_op2 = sse_op_table4[val][b1]; | |
5af45186 FB |
3286 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3287 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
3288 | tcg_gen_helper_0_2(sse_op2, cpu_ptr0, cpu_ptr1); | |
664e0f19 FB |
3289 | break; |
3290 | default: | |
5af45186 FB |
3291 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3292 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
3293 | tcg_gen_helper_0_2(sse_op2, cpu_ptr0, cpu_ptr1); | |
664e0f19 FB |
3294 | break; |
3295 | } | |
3296 | if (b == 0x2e || b == 0x2f) { | |
5af45186 FB |
3297 | /* just to keep the EFLAGS optimization correct */ |
3298 | gen_op_com_dummy(); | |
664e0f19 FB |
3299 | s->cc_op = CC_OP_EFLAGS; |
3300 | } | |
3301 | } | |
3302 | } | |
3303 | ||
2c0262af FB |
3304 | /* convert one instruction. s->is_jmp is set if the translation must |
3305 | be stopped. Return the next pc value */ | |
14ce26e7 | 3306 | static target_ulong disas_insn(DisasContext *s, target_ulong pc_start) |
2c0262af FB |
3307 | { |
3308 | int b, prefixes, aflag, dflag; | |
3309 | int shift, ot; | |
3310 | int modrm, reg, rm, mod, reg_addr, op, opreg, offset_addr, val; | |
14ce26e7 FB |
3311 | target_ulong next_eip, tval; |
3312 | int rex_w, rex_r; | |
2c0262af FB |
3313 | |
3314 | s->pc = pc_start; | |
3315 | prefixes = 0; | |
3316 | aflag = s->code32; | |
3317 | dflag = s->code32; | |
3318 | s->override = -1; | |
14ce26e7 FB |
3319 | rex_w = -1; |
3320 | rex_r = 0; | |
3321 | #ifdef TARGET_X86_64 | |
3322 | s->rex_x = 0; | |
3323 | s->rex_b = 0; | |
5fafdf24 | 3324 | x86_64_hregs = 0; |
14ce26e7 FB |
3325 | #endif |
3326 | s->rip_offset = 0; /* for relative ip address */ | |
2c0262af | 3327 | next_byte: |
61382a50 | 3328 | b = ldub_code(s->pc); |
2c0262af FB |
3329 | s->pc++; |
3330 | /* check prefixes */ | |
14ce26e7 FB |
3331 | #ifdef TARGET_X86_64 |
3332 | if (CODE64(s)) { | |
3333 | switch (b) { | |
3334 | case 0xf3: | |
3335 | prefixes |= PREFIX_REPZ; | |
3336 | goto next_byte; | |
3337 | case 0xf2: | |
3338 | prefixes |= PREFIX_REPNZ; | |
3339 | goto next_byte; | |
3340 | case 0xf0: | |
3341 | prefixes |= PREFIX_LOCK; | |
3342 | goto next_byte; | |
3343 | case 0x2e: | |
3344 | s->override = R_CS; | |
3345 | goto next_byte; | |
3346 | case 0x36: | |
3347 | s->override = R_SS; | |
3348 | goto next_byte; | |
3349 | case 0x3e: | |
3350 | s->override = R_DS; | |
3351 | goto next_byte; | |
3352 | case 0x26: | |
3353 | s->override = R_ES; | |
3354 | goto next_byte; | |
3355 | case 0x64: | |
3356 | s->override = R_FS; | |
3357 | goto next_byte; | |
3358 | case 0x65: | |
3359 | s->override = R_GS; | |
3360 | goto next_byte; | |
3361 | case 0x66: | |
3362 | prefixes |= PREFIX_DATA; | |
3363 | goto next_byte; | |
3364 | case 0x67: | |
3365 | prefixes |= PREFIX_ADR; | |
3366 | goto next_byte; | |
3367 | case 0x40 ... 0x4f: | |
3368 | /* REX prefix */ | |
3369 | rex_w = (b >> 3) & 1; | |
3370 | rex_r = (b & 0x4) << 1; | |
3371 | s->rex_x = (b & 0x2) << 2; | |
3372 | REX_B(s) = (b & 0x1) << 3; | |
3373 | x86_64_hregs = 1; /* select uniform byte register addressing */ | |
3374 | goto next_byte; | |
3375 | } | |
3376 | if (rex_w == 1) { | |
3377 | /* 0x66 is ignored if rex.w is set */ | |
3378 | dflag = 2; | |
3379 | } else { | |
3380 | if (prefixes & PREFIX_DATA) | |
3381 | dflag ^= 1; | |
3382 | } | |
3383 | if (!(prefixes & PREFIX_ADR)) | |
3384 | aflag = 2; | |
5fafdf24 | 3385 | } else |
14ce26e7 FB |
3386 | #endif |
3387 | { | |
3388 | switch (b) { | |
3389 | case 0xf3: | |
3390 | prefixes |= PREFIX_REPZ; | |
3391 | goto next_byte; | |
3392 | case 0xf2: | |
3393 | prefixes |= PREFIX_REPNZ; | |
3394 | goto next_byte; | |
3395 | case 0xf0: | |
3396 | prefixes |= PREFIX_LOCK; | |
3397 | goto next_byte; | |
3398 | case 0x2e: | |
3399 | s->override = R_CS; | |
3400 | goto next_byte; | |
3401 | case 0x36: | |
3402 | s->override = R_SS; | |
3403 | goto next_byte; | |
3404 | case 0x3e: | |
3405 | s->override = R_DS; | |
3406 | goto next_byte; | |
3407 | case 0x26: | |
3408 | s->override = R_ES; | |
3409 | goto next_byte; | |
3410 | case 0x64: | |
3411 | s->override = R_FS; | |
3412 | goto next_byte; | |
3413 | case 0x65: | |
3414 | s->override = R_GS; | |
3415 | goto next_byte; | |
3416 | case 0x66: | |
3417 | prefixes |= PREFIX_DATA; | |
3418 | goto next_byte; | |
3419 | case 0x67: | |
3420 | prefixes |= PREFIX_ADR; | |
3421 | goto next_byte; | |
3422 | } | |
3423 | if (prefixes & PREFIX_DATA) | |
3424 | dflag ^= 1; | |
3425 | if (prefixes & PREFIX_ADR) | |
3426 | aflag ^= 1; | |
2c0262af FB |
3427 | } |
3428 | ||
2c0262af FB |
3429 | s->prefix = prefixes; |
3430 | s->aflag = aflag; | |
3431 | s->dflag = dflag; | |
3432 | ||
3433 | /* lock generation */ | |
3434 | if (prefixes & PREFIX_LOCK) | |
3435 | gen_op_lock(); | |
3436 | ||
3437 | /* now check op code */ | |
3438 | reswitch: | |
3439 | switch(b) { | |
3440 | case 0x0f: | |
3441 | /**************************/ | |
3442 | /* extended op code */ | |
61382a50 | 3443 | b = ldub_code(s->pc++) | 0x100; |
2c0262af | 3444 | goto reswitch; |
3b46e624 | 3445 | |
2c0262af FB |
3446 | /**************************/ |
3447 | /* arith & logic */ | |
3448 | case 0x00 ... 0x05: | |
3449 | case 0x08 ... 0x0d: | |
3450 | case 0x10 ... 0x15: | |
3451 | case 0x18 ... 0x1d: | |
3452 | case 0x20 ... 0x25: | |
3453 | case 0x28 ... 0x2d: | |
3454 | case 0x30 ... 0x35: | |
3455 | case 0x38 ... 0x3d: | |
3456 | { | |
3457 | int op, f, val; | |
3458 | op = (b >> 3) & 7; | |
3459 | f = (b >> 1) & 3; | |
3460 | ||
3461 | if ((b & 1) == 0) | |
3462 | ot = OT_BYTE; | |
3463 | else | |
14ce26e7 | 3464 | ot = dflag + OT_WORD; |
3b46e624 | 3465 | |
2c0262af FB |
3466 | switch(f) { |
3467 | case 0: /* OP Ev, Gv */ | |
61382a50 | 3468 | modrm = ldub_code(s->pc++); |
14ce26e7 | 3469 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af | 3470 | mod = (modrm >> 6) & 3; |
14ce26e7 | 3471 | rm = (modrm & 7) | REX_B(s); |
2c0262af FB |
3472 | if (mod != 3) { |
3473 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3474 | opreg = OR_TMP0; | |
3475 | } else if (op == OP_XORL && rm == reg) { | |
3476 | xor_zero: | |
3477 | /* xor reg, reg optimisation */ | |
3478 | gen_op_movl_T0_0(); | |
3479 | s->cc_op = CC_OP_LOGICB + ot; | |
57fec1fe | 3480 | gen_op_mov_reg_T0(ot, reg); |
2c0262af FB |
3481 | gen_op_update1_cc(); |
3482 | break; | |
3483 | } else { | |
3484 | opreg = rm; | |
3485 | } | |
57fec1fe | 3486 | gen_op_mov_TN_reg(ot, 1, reg); |
2c0262af FB |
3487 | gen_op(s, op, ot, opreg); |
3488 | break; | |
3489 | case 1: /* OP Gv, Ev */ | |
61382a50 | 3490 | modrm = ldub_code(s->pc++); |
2c0262af | 3491 | mod = (modrm >> 6) & 3; |
14ce26e7 FB |
3492 | reg = ((modrm >> 3) & 7) | rex_r; |
3493 | rm = (modrm & 7) | REX_B(s); | |
2c0262af FB |
3494 | if (mod != 3) { |
3495 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe | 3496 | gen_op_ld_T1_A0(ot + s->mem_index); |
2c0262af FB |
3497 | } else if (op == OP_XORL && rm == reg) { |
3498 | goto xor_zero; | |
3499 | } else { | |
57fec1fe | 3500 | gen_op_mov_TN_reg(ot, 1, rm); |
2c0262af FB |
3501 | } |
3502 | gen_op(s, op, ot, reg); | |
3503 | break; | |
3504 | case 2: /* OP A, Iv */ | |
3505 | val = insn_get(s, ot); | |
3506 | gen_op_movl_T1_im(val); | |
3507 | gen_op(s, op, ot, OR_EAX); | |
3508 | break; | |
3509 | } | |
3510 | } | |
3511 | break; | |
3512 | ||
3513 | case 0x80: /* GRP1 */ | |
3514 | case 0x81: | |
d64477af | 3515 | case 0x82: |
2c0262af FB |
3516 | case 0x83: |
3517 | { | |
3518 | int val; | |
3519 | ||
3520 | if ((b & 1) == 0) | |
3521 | ot = OT_BYTE; | |
3522 | else | |
14ce26e7 | 3523 | ot = dflag + OT_WORD; |
3b46e624 | 3524 | |
61382a50 | 3525 | modrm = ldub_code(s->pc++); |
2c0262af | 3526 | mod = (modrm >> 6) & 3; |
14ce26e7 | 3527 | rm = (modrm & 7) | REX_B(s); |
2c0262af | 3528 | op = (modrm >> 3) & 7; |
3b46e624 | 3529 | |
2c0262af | 3530 | if (mod != 3) { |
14ce26e7 FB |
3531 | if (b == 0x83) |
3532 | s->rip_offset = 1; | |
3533 | else | |
3534 | s->rip_offset = insn_const_size(ot); | |
2c0262af FB |
3535 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
3536 | opreg = OR_TMP0; | |
3537 | } else { | |
14ce26e7 | 3538 | opreg = rm; |
2c0262af FB |
3539 | } |
3540 | ||
3541 | switch(b) { | |
3542 | default: | |
3543 | case 0x80: | |
3544 | case 0x81: | |
d64477af | 3545 | case 0x82: |
2c0262af FB |
3546 | val = insn_get(s, ot); |
3547 | break; | |
3548 | case 0x83: | |
3549 | val = (int8_t)insn_get(s, OT_BYTE); | |
3550 | break; | |
3551 | } | |
3552 | gen_op_movl_T1_im(val); | |
3553 | gen_op(s, op, ot, opreg); | |
3554 | } | |
3555 | break; | |
3556 | ||
3557 | /**************************/ | |
3558 | /* inc, dec, and other misc arith */ | |
3559 | case 0x40 ... 0x47: /* inc Gv */ | |
3560 | ot = dflag ? OT_LONG : OT_WORD; | |
3561 | gen_inc(s, ot, OR_EAX + (b & 7), 1); | |
3562 | break; | |
3563 | case 0x48 ... 0x4f: /* dec Gv */ | |
3564 | ot = dflag ? OT_LONG : OT_WORD; | |
3565 | gen_inc(s, ot, OR_EAX + (b & 7), -1); | |
3566 | break; | |
3567 | case 0xf6: /* GRP3 */ | |
3568 | case 0xf7: | |
3569 | if ((b & 1) == 0) | |
3570 | ot = OT_BYTE; | |
3571 | else | |
14ce26e7 | 3572 | ot = dflag + OT_WORD; |
2c0262af | 3573 | |
61382a50 | 3574 | modrm = ldub_code(s->pc++); |
2c0262af | 3575 | mod = (modrm >> 6) & 3; |
14ce26e7 | 3576 | rm = (modrm & 7) | REX_B(s); |
2c0262af FB |
3577 | op = (modrm >> 3) & 7; |
3578 | if (mod != 3) { | |
14ce26e7 FB |
3579 | if (op == 0) |
3580 | s->rip_offset = insn_const_size(ot); | |
2c0262af | 3581 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
57fec1fe | 3582 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 3583 | } else { |
57fec1fe | 3584 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af FB |
3585 | } |
3586 | ||
3587 | switch(op) { | |
3588 | case 0: /* test */ | |
3589 | val = insn_get(s, ot); | |
3590 | gen_op_movl_T1_im(val); | |
3591 | gen_op_testl_T0_T1_cc(); | |
3592 | s->cc_op = CC_OP_LOGICB + ot; | |
3593 | break; | |
3594 | case 2: /* not */ | |
3595 | gen_op_notl_T0(); | |
3596 | if (mod != 3) { | |
57fec1fe | 3597 | gen_op_st_T0_A0(ot + s->mem_index); |
2c0262af | 3598 | } else { |
57fec1fe | 3599 | gen_op_mov_reg_T0(ot, rm); |
2c0262af FB |
3600 | } |
3601 | break; | |
3602 | case 3: /* neg */ | |
3603 | gen_op_negl_T0(); | |
3604 | if (mod != 3) { | |
57fec1fe | 3605 | gen_op_st_T0_A0(ot + s->mem_index); |
2c0262af | 3606 | } else { |
57fec1fe | 3607 | gen_op_mov_reg_T0(ot, rm); |
2c0262af FB |
3608 | } |
3609 | gen_op_update_neg_cc(); | |
3610 | s->cc_op = CC_OP_SUBB + ot; | |
3611 | break; | |
3612 | case 4: /* mul */ | |
3613 | switch(ot) { | |
3614 | case OT_BYTE: | |
3615 | gen_op_mulb_AL_T0(); | |
d36cd60e | 3616 | s->cc_op = CC_OP_MULB; |
2c0262af FB |
3617 | break; |
3618 | case OT_WORD: | |
3619 | gen_op_mulw_AX_T0(); | |
d36cd60e | 3620 | s->cc_op = CC_OP_MULW; |
2c0262af FB |
3621 | break; |
3622 | default: | |
3623 | case OT_LONG: | |
3624 | gen_op_mull_EAX_T0(); | |
d36cd60e | 3625 | s->cc_op = CC_OP_MULL; |
2c0262af | 3626 | break; |
14ce26e7 FB |
3627 | #ifdef TARGET_X86_64 |
3628 | case OT_QUAD: | |
3629 | gen_op_mulq_EAX_T0(); | |
3630 | s->cc_op = CC_OP_MULQ; | |
3631 | break; | |
3632 | #endif | |
2c0262af | 3633 | } |
2c0262af FB |
3634 | break; |
3635 | case 5: /* imul */ | |
3636 | switch(ot) { | |
3637 | case OT_BYTE: | |
3638 | gen_op_imulb_AL_T0(); | |
d36cd60e | 3639 | s->cc_op = CC_OP_MULB; |
2c0262af FB |
3640 | break; |
3641 | case OT_WORD: | |
3642 | gen_op_imulw_AX_T0(); | |
d36cd60e | 3643 | s->cc_op = CC_OP_MULW; |
2c0262af FB |
3644 | break; |
3645 | default: | |
3646 | case OT_LONG: | |
3647 | gen_op_imull_EAX_T0(); | |
d36cd60e | 3648 | s->cc_op = CC_OP_MULL; |
2c0262af | 3649 | break; |
14ce26e7 FB |
3650 | #ifdef TARGET_X86_64 |
3651 | case OT_QUAD: | |
3652 | gen_op_imulq_EAX_T0(); | |
3653 | s->cc_op = CC_OP_MULQ; | |
3654 | break; | |
3655 | #endif | |
2c0262af | 3656 | } |
2c0262af FB |
3657 | break; |
3658 | case 6: /* div */ | |
3659 | switch(ot) { | |
3660 | case OT_BYTE: | |
14ce26e7 FB |
3661 | gen_jmp_im(pc_start - s->cs_base); |
3662 | gen_op_divb_AL_T0(); | |
2c0262af FB |
3663 | break; |
3664 | case OT_WORD: | |
14ce26e7 FB |
3665 | gen_jmp_im(pc_start - s->cs_base); |
3666 | gen_op_divw_AX_T0(); | |
2c0262af FB |
3667 | break; |
3668 | default: | |
3669 | case OT_LONG: | |
14ce26e7 | 3670 | gen_jmp_im(pc_start - s->cs_base); |
57fec1fe FB |
3671 | #ifdef MACRO_TEST |
3672 | /* XXX: this is just a test */ | |
3673 | tcg_gen_macro_2(cpu_T[0], cpu_T[0], MACRO_TEST); | |
3674 | #else | |
3675 | tcg_gen_helper_0_1(helper_divl_EAX_T0, cpu_T[0]); | |
3676 | #endif | |
14ce26e7 FB |
3677 | break; |
3678 | #ifdef TARGET_X86_64 | |
3679 | case OT_QUAD: | |
3680 | gen_jmp_im(pc_start - s->cs_base); | |
3681 | gen_op_divq_EAX_T0(); | |
2c0262af | 3682 | break; |
14ce26e7 | 3683 | #endif |
2c0262af FB |
3684 | } |
3685 | break; | |
3686 | case 7: /* idiv */ | |
3687 | switch(ot) { | |
3688 | case OT_BYTE: | |
14ce26e7 FB |
3689 | gen_jmp_im(pc_start - s->cs_base); |
3690 | gen_op_idivb_AL_T0(); | |
2c0262af FB |
3691 | break; |
3692 | case OT_WORD: | |
14ce26e7 FB |
3693 | gen_jmp_im(pc_start - s->cs_base); |
3694 | gen_op_idivw_AX_T0(); | |
2c0262af FB |
3695 | break; |
3696 | default: | |
3697 | case OT_LONG: | |
14ce26e7 | 3698 | gen_jmp_im(pc_start - s->cs_base); |
57fec1fe | 3699 | tcg_gen_helper_0_1(helper_idivl_EAX_T0, cpu_T[0]); |
14ce26e7 FB |
3700 | break; |
3701 | #ifdef TARGET_X86_64 | |
3702 | case OT_QUAD: | |
3703 | gen_jmp_im(pc_start - s->cs_base); | |
3704 | gen_op_idivq_EAX_T0(); | |
2c0262af | 3705 | break; |
14ce26e7 | 3706 | #endif |
2c0262af FB |
3707 | } |
3708 | break; | |
3709 | default: | |
3710 | goto illegal_op; | |
3711 | } | |
3712 | break; | |
3713 | ||
3714 | case 0xfe: /* GRP4 */ | |
3715 | case 0xff: /* GRP5 */ | |
3716 | if ((b & 1) == 0) | |
3717 | ot = OT_BYTE; | |
3718 | else | |
14ce26e7 | 3719 | ot = dflag + OT_WORD; |
2c0262af | 3720 | |
61382a50 | 3721 | modrm = ldub_code(s->pc++); |
2c0262af | 3722 | mod = (modrm >> 6) & 3; |
14ce26e7 | 3723 | rm = (modrm & 7) | REX_B(s); |
2c0262af FB |
3724 | op = (modrm >> 3) & 7; |
3725 | if (op >= 2 && b == 0xfe) { | |
3726 | goto illegal_op; | |
3727 | } | |
14ce26e7 | 3728 | if (CODE64(s)) { |
aba9d61e | 3729 | if (op == 2 || op == 4) { |
14ce26e7 FB |
3730 | /* operand size for jumps is 64 bit */ |
3731 | ot = OT_QUAD; | |
aba9d61e FB |
3732 | } else if (op == 3 || op == 5) { |
3733 | /* for call calls, the operand is 16 or 32 bit, even | |
3734 | in long mode */ | |
3735 | ot = dflag ? OT_LONG : OT_WORD; | |
14ce26e7 FB |
3736 | } else if (op == 6) { |
3737 | /* default push size is 64 bit */ | |
3738 | ot = dflag ? OT_QUAD : OT_WORD; | |
3739 | } | |
3740 | } | |
2c0262af FB |
3741 | if (mod != 3) { |
3742 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3743 | if (op >= 2 && op != 3 && op != 5) | |
57fec1fe | 3744 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 3745 | } else { |
57fec1fe | 3746 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af FB |
3747 | } |
3748 | ||
3749 | switch(op) { | |
3750 | case 0: /* inc Ev */ | |
3751 | if (mod != 3) | |
3752 | opreg = OR_TMP0; | |
3753 | else | |
3754 | opreg = rm; | |
3755 | gen_inc(s, ot, opreg, 1); | |
3756 | break; | |
3757 | case 1: /* dec Ev */ | |
3758 | if (mod != 3) | |
3759 | opreg = OR_TMP0; | |
3760 | else | |
3761 | opreg = rm; | |
3762 | gen_inc(s, ot, opreg, -1); | |
3763 | break; | |
3764 | case 2: /* call Ev */ | |
4f31916f | 3765 | /* XXX: optimize if memory (no 'and' is necessary) */ |
2c0262af FB |
3766 | if (s->dflag == 0) |
3767 | gen_op_andl_T0_ffff(); | |
2c0262af | 3768 | next_eip = s->pc - s->cs_base; |
1ef38687 | 3769 | gen_movtl_T1_im(next_eip); |
4f31916f FB |
3770 | gen_push_T1(s); |
3771 | gen_op_jmp_T0(); | |
2c0262af FB |
3772 | gen_eob(s); |
3773 | break; | |
61382a50 | 3774 | case 3: /* lcall Ev */ |
57fec1fe | 3775 | gen_op_ld_T1_A0(ot + s->mem_index); |
aba9d61e | 3776 | gen_add_A0_im(s, 1 << (ot - OT_WORD + 1)); |
57fec1fe | 3777 | gen_op_ldu_T0_A0(OT_WORD + s->mem_index); |
2c0262af FB |
3778 | do_lcall: |
3779 | if (s->pe && !s->vm86) { | |
3780 | if (s->cc_op != CC_OP_DYNAMIC) | |
3781 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 3782 | gen_jmp_im(pc_start - s->cs_base); |
aba9d61e | 3783 | gen_op_lcall_protected_T0_T1(dflag, s->pc - pc_start); |
2c0262af FB |
3784 | } else { |
3785 | gen_op_lcall_real_T0_T1(dflag, s->pc - s->cs_base); | |
3786 | } | |
3787 | gen_eob(s); | |
3788 | break; | |
3789 | case 4: /* jmp Ev */ | |
3790 | if (s->dflag == 0) | |
3791 | gen_op_andl_T0_ffff(); | |
3792 | gen_op_jmp_T0(); | |
3793 | gen_eob(s); | |
3794 | break; | |
3795 | case 5: /* ljmp Ev */ | |
57fec1fe | 3796 | gen_op_ld_T1_A0(ot + s->mem_index); |
aba9d61e | 3797 | gen_add_A0_im(s, 1 << (ot - OT_WORD + 1)); |
57fec1fe | 3798 | gen_op_ldu_T0_A0(OT_WORD + s->mem_index); |
2c0262af FB |
3799 | do_ljmp: |
3800 | if (s->pe && !s->vm86) { | |
3801 | if (s->cc_op != CC_OP_DYNAMIC) | |
3802 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 3803 | gen_jmp_im(pc_start - s->cs_base); |
aba9d61e | 3804 | gen_op_ljmp_protected_T0_T1(s->pc - pc_start); |
2c0262af FB |
3805 | } else { |
3806 | gen_op_movl_seg_T0_vm(offsetof(CPUX86State,segs[R_CS])); | |
3807 | gen_op_movl_T0_T1(); | |
3808 | gen_op_jmp_T0(); | |
3809 | } | |
3810 | gen_eob(s); | |
3811 | break; | |
3812 | case 6: /* push Ev */ | |
3813 | gen_push_T0(s); | |
3814 | break; | |
3815 | default: | |
3816 | goto illegal_op; | |
3817 | } | |
3818 | break; | |
3819 | ||
3820 | case 0x84: /* test Ev, Gv */ | |
5fafdf24 | 3821 | case 0x85: |
2c0262af FB |
3822 | if ((b & 1) == 0) |
3823 | ot = OT_BYTE; | |
3824 | else | |
14ce26e7 | 3825 | ot = dflag + OT_WORD; |
2c0262af | 3826 | |
61382a50 | 3827 | modrm = ldub_code(s->pc++); |
2c0262af | 3828 | mod = (modrm >> 6) & 3; |
14ce26e7 FB |
3829 | rm = (modrm & 7) | REX_B(s); |
3830 | reg = ((modrm >> 3) & 7) | rex_r; | |
3b46e624 | 3831 | |
2c0262af | 3832 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 0); |
57fec1fe | 3833 | gen_op_mov_TN_reg(ot, 1, reg); |
2c0262af FB |
3834 | gen_op_testl_T0_T1_cc(); |
3835 | s->cc_op = CC_OP_LOGICB + ot; | |
3836 | break; | |
3b46e624 | 3837 | |
2c0262af FB |
3838 | case 0xa8: /* test eAX, Iv */ |
3839 | case 0xa9: | |
3840 | if ((b & 1) == 0) | |
3841 | ot = OT_BYTE; | |
3842 | else | |
14ce26e7 | 3843 | ot = dflag + OT_WORD; |
2c0262af FB |
3844 | val = insn_get(s, ot); |
3845 | ||
57fec1fe | 3846 | gen_op_mov_TN_reg(ot, 0, OR_EAX); |
2c0262af FB |
3847 | gen_op_movl_T1_im(val); |
3848 | gen_op_testl_T0_T1_cc(); | |
3849 | s->cc_op = CC_OP_LOGICB + ot; | |
3850 | break; | |
3b46e624 | 3851 | |
2c0262af | 3852 | case 0x98: /* CWDE/CBW */ |
14ce26e7 FB |
3853 | #ifdef TARGET_X86_64 |
3854 | if (dflag == 2) { | |
3855 | gen_op_movslq_RAX_EAX(); | |
3856 | } else | |
3857 | #endif | |
3858 | if (dflag == 1) | |
2c0262af FB |
3859 | gen_op_movswl_EAX_AX(); |
3860 | else | |
3861 | gen_op_movsbw_AX_AL(); | |
3862 | break; | |
3863 | case 0x99: /* CDQ/CWD */ | |
14ce26e7 FB |
3864 | #ifdef TARGET_X86_64 |
3865 | if (dflag == 2) { | |
3866 | gen_op_movsqo_RDX_RAX(); | |
3867 | } else | |
3868 | #endif | |
3869 | if (dflag == 1) | |
2c0262af FB |
3870 | gen_op_movslq_EDX_EAX(); |
3871 | else | |
3872 | gen_op_movswl_DX_AX(); | |
3873 | break; | |
3874 | case 0x1af: /* imul Gv, Ev */ | |
3875 | case 0x69: /* imul Gv, Ev, I */ | |
3876 | case 0x6b: | |
14ce26e7 | 3877 | ot = dflag + OT_WORD; |
61382a50 | 3878 | modrm = ldub_code(s->pc++); |
14ce26e7 FB |
3879 | reg = ((modrm >> 3) & 7) | rex_r; |
3880 | if (b == 0x69) | |
3881 | s->rip_offset = insn_const_size(ot); | |
3882 | else if (b == 0x6b) | |
3883 | s->rip_offset = 1; | |
2c0262af FB |
3884 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 0); |
3885 | if (b == 0x69) { | |
3886 | val = insn_get(s, ot); | |
3887 | gen_op_movl_T1_im(val); | |
3888 | } else if (b == 0x6b) { | |
d64477af | 3889 | val = (int8_t)insn_get(s, OT_BYTE); |
2c0262af FB |
3890 | gen_op_movl_T1_im(val); |
3891 | } else { | |
57fec1fe | 3892 | gen_op_mov_TN_reg(ot, 1, reg); |
2c0262af FB |
3893 | } |
3894 | ||
14ce26e7 FB |
3895 | #ifdef TARGET_X86_64 |
3896 | if (ot == OT_QUAD) { | |
3897 | gen_op_imulq_T0_T1(); | |
3898 | } else | |
3899 | #endif | |
2c0262af FB |
3900 | if (ot == OT_LONG) { |
3901 | gen_op_imull_T0_T1(); | |
3902 | } else { | |
3903 | gen_op_imulw_T0_T1(); | |
3904 | } | |
57fec1fe | 3905 | gen_op_mov_reg_T0(ot, reg); |
d36cd60e | 3906 | s->cc_op = CC_OP_MULB + ot; |
2c0262af FB |
3907 | break; |
3908 | case 0x1c0: | |
3909 | case 0x1c1: /* xadd Ev, Gv */ | |
3910 | if ((b & 1) == 0) | |
3911 | ot = OT_BYTE; | |
3912 | else | |
14ce26e7 | 3913 | ot = dflag + OT_WORD; |
61382a50 | 3914 | modrm = ldub_code(s->pc++); |
14ce26e7 | 3915 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af FB |
3916 | mod = (modrm >> 6) & 3; |
3917 | if (mod == 3) { | |
14ce26e7 | 3918 | rm = (modrm & 7) | REX_B(s); |
57fec1fe FB |
3919 | gen_op_mov_TN_reg(ot, 0, reg); |
3920 | gen_op_mov_TN_reg(ot, 1, rm); | |
2c0262af | 3921 | gen_op_addl_T0_T1(); |
57fec1fe FB |
3922 | gen_op_mov_reg_T1(ot, reg); |
3923 | gen_op_mov_reg_T0(ot, rm); | |
2c0262af FB |
3924 | } else { |
3925 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe FB |
3926 | gen_op_mov_TN_reg(ot, 0, reg); |
3927 | gen_op_ld_T1_A0(ot + s->mem_index); | |
2c0262af | 3928 | gen_op_addl_T0_T1(); |
57fec1fe FB |
3929 | gen_op_st_T0_A0(ot + s->mem_index); |
3930 | gen_op_mov_reg_T1(ot, reg); | |
2c0262af FB |
3931 | } |
3932 | gen_op_update2_cc(); | |
3933 | s->cc_op = CC_OP_ADDB + ot; | |
3934 | break; | |
3935 | case 0x1b0: | |
3936 | case 0x1b1: /* cmpxchg Ev, Gv */ | |
3937 | if ((b & 1) == 0) | |
3938 | ot = OT_BYTE; | |
3939 | else | |
14ce26e7 | 3940 | ot = dflag + OT_WORD; |
61382a50 | 3941 | modrm = ldub_code(s->pc++); |
14ce26e7 | 3942 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af | 3943 | mod = (modrm >> 6) & 3; |
57fec1fe | 3944 | gen_op_mov_TN_reg(ot, 1, reg); |
2c0262af | 3945 | if (mod == 3) { |
14ce26e7 | 3946 | rm = (modrm & 7) | REX_B(s); |
57fec1fe | 3947 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af | 3948 | gen_op_cmpxchg_T0_T1_EAX_cc[ot](); |
57fec1fe | 3949 | gen_op_mov_reg_T0(ot, rm); |
2c0262af FB |
3950 | } else { |
3951 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe | 3952 | gen_op_ld_T0_A0(ot + s->mem_index); |
4f31916f | 3953 | gen_op_cmpxchg_mem_T0_T1_EAX_cc[ot + s->mem_index](); |
2c0262af FB |
3954 | } |
3955 | s->cc_op = CC_OP_SUBB + ot; | |
3956 | break; | |
3957 | case 0x1c7: /* cmpxchg8b */ | |
61382a50 | 3958 | modrm = ldub_code(s->pc++); |
2c0262af | 3959 | mod = (modrm >> 6) & 3; |
71c3558e | 3960 | if ((mod == 3) || ((modrm & 0x38) != 0x8)) |
2c0262af | 3961 | goto illegal_op; |
2f6ecc62 | 3962 | gen_jmp_im(pc_start - s->cs_base); |
2c0262af FB |
3963 | if (s->cc_op != CC_OP_DYNAMIC) |
3964 | gen_op_set_cc_op(s->cc_op); | |
3965 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3966 | gen_op_cmpxchg8b(); | |
3967 | s->cc_op = CC_OP_EFLAGS; | |
3968 | break; | |
3b46e624 | 3969 | |
2c0262af FB |
3970 | /**************************/ |
3971 | /* push/pop */ | |
3972 | case 0x50 ... 0x57: /* push */ | |
57fec1fe | 3973 | gen_op_mov_TN_reg(OT_LONG, 0, (b & 7) | REX_B(s)); |
2c0262af FB |
3974 | gen_push_T0(s); |
3975 | break; | |
3976 | case 0x58 ... 0x5f: /* pop */ | |
14ce26e7 FB |
3977 | if (CODE64(s)) { |
3978 | ot = dflag ? OT_QUAD : OT_WORD; | |
3979 | } else { | |
3980 | ot = dflag + OT_WORD; | |
3981 | } | |
2c0262af | 3982 | gen_pop_T0(s); |
77729c24 | 3983 | /* NOTE: order is important for pop %sp */ |
2c0262af | 3984 | gen_pop_update(s); |
57fec1fe | 3985 | gen_op_mov_reg_T0(ot, (b & 7) | REX_B(s)); |
2c0262af FB |
3986 | break; |
3987 | case 0x60: /* pusha */ | |
14ce26e7 FB |
3988 | if (CODE64(s)) |
3989 | goto illegal_op; | |
2c0262af FB |
3990 | gen_pusha(s); |
3991 | break; | |
3992 | case 0x61: /* popa */ | |
14ce26e7 FB |
3993 | if (CODE64(s)) |
3994 | goto illegal_op; | |
2c0262af FB |
3995 | gen_popa(s); |
3996 | break; | |
3997 | case 0x68: /* push Iv */ | |
3998 | case 0x6a: | |
14ce26e7 FB |
3999 | if (CODE64(s)) { |
4000 | ot = dflag ? OT_QUAD : OT_WORD; | |
4001 | } else { | |
4002 | ot = dflag + OT_WORD; | |
4003 | } | |
2c0262af FB |
4004 | if (b == 0x68) |
4005 | val = insn_get(s, ot); | |
4006 | else | |
4007 | val = (int8_t)insn_get(s, OT_BYTE); | |
4008 | gen_op_movl_T0_im(val); | |
4009 | gen_push_T0(s); | |
4010 | break; | |
4011 | case 0x8f: /* pop Ev */ | |
14ce26e7 FB |
4012 | if (CODE64(s)) { |
4013 | ot = dflag ? OT_QUAD : OT_WORD; | |
4014 | } else { | |
4015 | ot = dflag + OT_WORD; | |
4016 | } | |
61382a50 | 4017 | modrm = ldub_code(s->pc++); |
77729c24 | 4018 | mod = (modrm >> 6) & 3; |
2c0262af | 4019 | gen_pop_T0(s); |
77729c24 FB |
4020 | if (mod == 3) { |
4021 | /* NOTE: order is important for pop %sp */ | |
4022 | gen_pop_update(s); | |
14ce26e7 | 4023 | rm = (modrm & 7) | REX_B(s); |
57fec1fe | 4024 | gen_op_mov_reg_T0(ot, rm); |
77729c24 FB |
4025 | } else { |
4026 | /* NOTE: order is important too for MMU exceptions */ | |
14ce26e7 | 4027 | s->popl_esp_hack = 1 << ot; |
77729c24 FB |
4028 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 1); |
4029 | s->popl_esp_hack = 0; | |
4030 | gen_pop_update(s); | |
4031 | } | |
2c0262af FB |
4032 | break; |
4033 | case 0xc8: /* enter */ | |
4034 | { | |
4035 | int level; | |
61382a50 | 4036 | val = lduw_code(s->pc); |
2c0262af | 4037 | s->pc += 2; |
61382a50 | 4038 | level = ldub_code(s->pc++); |
2c0262af FB |
4039 | gen_enter(s, val, level); |
4040 | } | |
4041 | break; | |
4042 | case 0xc9: /* leave */ | |
4043 | /* XXX: exception not precise (ESP is updated before potential exception) */ | |
14ce26e7 | 4044 | if (CODE64(s)) { |
57fec1fe FB |
4045 | gen_op_mov_TN_reg(OT_QUAD, 0, R_EBP); |
4046 | gen_op_mov_reg_T0(OT_QUAD, R_ESP); | |
14ce26e7 | 4047 | } else if (s->ss32) { |
57fec1fe FB |
4048 | gen_op_mov_TN_reg(OT_LONG, 0, R_EBP); |
4049 | gen_op_mov_reg_T0(OT_LONG, R_ESP); | |
2c0262af | 4050 | } else { |
57fec1fe FB |
4051 | gen_op_mov_TN_reg(OT_WORD, 0, R_EBP); |
4052 | gen_op_mov_reg_T0(OT_WORD, R_ESP); | |
2c0262af FB |
4053 | } |
4054 | gen_pop_T0(s); | |
14ce26e7 FB |
4055 | if (CODE64(s)) { |
4056 | ot = dflag ? OT_QUAD : OT_WORD; | |
4057 | } else { | |
4058 | ot = dflag + OT_WORD; | |
4059 | } | |
57fec1fe | 4060 | gen_op_mov_reg_T0(ot, R_EBP); |
2c0262af FB |
4061 | gen_pop_update(s); |
4062 | break; | |
4063 | case 0x06: /* push es */ | |
4064 | case 0x0e: /* push cs */ | |
4065 | case 0x16: /* push ss */ | |
4066 | case 0x1e: /* push ds */ | |
14ce26e7 FB |
4067 | if (CODE64(s)) |
4068 | goto illegal_op; | |
2c0262af FB |
4069 | gen_op_movl_T0_seg(b >> 3); |
4070 | gen_push_T0(s); | |
4071 | break; | |
4072 | case 0x1a0: /* push fs */ | |
4073 | case 0x1a8: /* push gs */ | |
4074 | gen_op_movl_T0_seg((b >> 3) & 7); | |
4075 | gen_push_T0(s); | |
4076 | break; | |
4077 | case 0x07: /* pop es */ | |
4078 | case 0x17: /* pop ss */ | |
4079 | case 0x1f: /* pop ds */ | |
14ce26e7 FB |
4080 | if (CODE64(s)) |
4081 | goto illegal_op; | |
2c0262af FB |
4082 | reg = b >> 3; |
4083 | gen_pop_T0(s); | |
4084 | gen_movl_seg_T0(s, reg, pc_start - s->cs_base); | |
4085 | gen_pop_update(s); | |
4086 | if (reg == R_SS) { | |
a2cc3b24 FB |
4087 | /* if reg == SS, inhibit interrupts/trace. */ |
4088 | /* If several instructions disable interrupts, only the | |
4089 | _first_ does it */ | |
4090 | if (!(s->tb->flags & HF_INHIBIT_IRQ_MASK)) | |
4091 | gen_op_set_inhibit_irq(); | |
2c0262af FB |
4092 | s->tf = 0; |
4093 | } | |
4094 | if (s->is_jmp) { | |
14ce26e7 | 4095 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
4096 | gen_eob(s); |
4097 | } | |
4098 | break; | |
4099 | case 0x1a1: /* pop fs */ | |
4100 | case 0x1a9: /* pop gs */ | |
4101 | gen_pop_T0(s); | |
4102 | gen_movl_seg_T0(s, (b >> 3) & 7, pc_start - s->cs_base); | |
4103 | gen_pop_update(s); | |
4104 | if (s->is_jmp) { | |
14ce26e7 | 4105 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
4106 | gen_eob(s); |
4107 | } | |
4108 | break; | |
4109 | ||
4110 | /**************************/ | |
4111 | /* mov */ | |
4112 | case 0x88: | |
4113 | case 0x89: /* mov Gv, Ev */ | |
4114 | if ((b & 1) == 0) | |
4115 | ot = OT_BYTE; | |
4116 | else | |
14ce26e7 | 4117 | ot = dflag + OT_WORD; |
61382a50 | 4118 | modrm = ldub_code(s->pc++); |
14ce26e7 | 4119 | reg = ((modrm >> 3) & 7) | rex_r; |
3b46e624 | 4120 | |
2c0262af | 4121 | /* generate a generic store */ |
14ce26e7 | 4122 | gen_ldst_modrm(s, modrm, ot, reg, 1); |
2c0262af FB |
4123 | break; |
4124 | case 0xc6: | |
4125 | case 0xc7: /* mov Ev, Iv */ | |
4126 | if ((b & 1) == 0) | |
4127 | ot = OT_BYTE; | |
4128 | else | |
14ce26e7 | 4129 | ot = dflag + OT_WORD; |
61382a50 | 4130 | modrm = ldub_code(s->pc++); |
2c0262af | 4131 | mod = (modrm >> 6) & 3; |
14ce26e7 FB |
4132 | if (mod != 3) { |
4133 | s->rip_offset = insn_const_size(ot); | |
2c0262af | 4134 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
14ce26e7 | 4135 | } |
2c0262af FB |
4136 | val = insn_get(s, ot); |
4137 | gen_op_movl_T0_im(val); | |
4138 | if (mod != 3) | |
57fec1fe | 4139 | gen_op_st_T0_A0(ot + s->mem_index); |
2c0262af | 4140 | else |
57fec1fe | 4141 | gen_op_mov_reg_T0(ot, (modrm & 7) | REX_B(s)); |
2c0262af FB |
4142 | break; |
4143 | case 0x8a: | |
4144 | case 0x8b: /* mov Ev, Gv */ | |
4145 | if ((b & 1) == 0) | |
4146 | ot = OT_BYTE; | |
4147 | else | |
14ce26e7 | 4148 | ot = OT_WORD + dflag; |
61382a50 | 4149 | modrm = ldub_code(s->pc++); |
14ce26e7 | 4150 | reg = ((modrm >> 3) & 7) | rex_r; |
3b46e624 | 4151 | |
2c0262af | 4152 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 0); |
57fec1fe | 4153 | gen_op_mov_reg_T0(ot, reg); |
2c0262af FB |
4154 | break; |
4155 | case 0x8e: /* mov seg, Gv */ | |
61382a50 | 4156 | modrm = ldub_code(s->pc++); |
2c0262af FB |
4157 | reg = (modrm >> 3) & 7; |
4158 | if (reg >= 6 || reg == R_CS) | |
4159 | goto illegal_op; | |
4160 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); | |
4161 | gen_movl_seg_T0(s, reg, pc_start - s->cs_base); | |
4162 | if (reg == R_SS) { | |
4163 | /* if reg == SS, inhibit interrupts/trace */ | |
a2cc3b24 FB |
4164 | /* If several instructions disable interrupts, only the |
4165 | _first_ does it */ | |
4166 | if (!(s->tb->flags & HF_INHIBIT_IRQ_MASK)) | |
4167 | gen_op_set_inhibit_irq(); | |
2c0262af FB |
4168 | s->tf = 0; |
4169 | } | |
4170 | if (s->is_jmp) { | |
14ce26e7 | 4171 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
4172 | gen_eob(s); |
4173 | } | |
4174 | break; | |
4175 | case 0x8c: /* mov Gv, seg */ | |
61382a50 | 4176 | modrm = ldub_code(s->pc++); |
2c0262af FB |
4177 | reg = (modrm >> 3) & 7; |
4178 | mod = (modrm >> 6) & 3; | |
4179 | if (reg >= 6) | |
4180 | goto illegal_op; | |
4181 | gen_op_movl_T0_seg(reg); | |
14ce26e7 FB |
4182 | if (mod == 3) |
4183 | ot = OT_WORD + dflag; | |
4184 | else | |
4185 | ot = OT_WORD; | |
2c0262af FB |
4186 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 1); |
4187 | break; | |
4188 | ||
4189 | case 0x1b6: /* movzbS Gv, Eb */ | |
4190 | case 0x1b7: /* movzwS Gv, Eb */ | |
4191 | case 0x1be: /* movsbS Gv, Eb */ | |
4192 | case 0x1bf: /* movswS Gv, Eb */ | |
4193 | { | |
4194 | int d_ot; | |
4195 | /* d_ot is the size of destination */ | |
4196 | d_ot = dflag + OT_WORD; | |
4197 | /* ot is the size of source */ | |
4198 | ot = (b & 1) + OT_BYTE; | |
61382a50 | 4199 | modrm = ldub_code(s->pc++); |
14ce26e7 | 4200 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af | 4201 | mod = (modrm >> 6) & 3; |
14ce26e7 | 4202 | rm = (modrm & 7) | REX_B(s); |
3b46e624 | 4203 | |
2c0262af | 4204 | if (mod == 3) { |
57fec1fe | 4205 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af FB |
4206 | switch(ot | (b & 8)) { |
4207 | case OT_BYTE: | |
4208 | gen_op_movzbl_T0_T0(); | |
4209 | break; | |
4210 | case OT_BYTE | 8: | |
4211 | gen_op_movsbl_T0_T0(); | |
4212 | break; | |
4213 | case OT_WORD: | |
4214 | gen_op_movzwl_T0_T0(); | |
4215 | break; | |
4216 | default: | |
4217 | case OT_WORD | 8: | |
4218 | gen_op_movswl_T0_T0(); | |
4219 | break; | |
4220 | } | |
57fec1fe | 4221 | gen_op_mov_reg_T0(d_ot, reg); |
2c0262af FB |
4222 | } else { |
4223 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
4224 | if (b & 8) { | |
57fec1fe | 4225 | gen_op_lds_T0_A0(ot + s->mem_index); |
2c0262af | 4226 | } else { |
57fec1fe | 4227 | gen_op_ldu_T0_A0(ot + s->mem_index); |
2c0262af | 4228 | } |
57fec1fe | 4229 | gen_op_mov_reg_T0(d_ot, reg); |
2c0262af FB |
4230 | } |
4231 | } | |
4232 | break; | |
4233 | ||
4234 | case 0x8d: /* lea */ | |
14ce26e7 | 4235 | ot = dflag + OT_WORD; |
61382a50 | 4236 | modrm = ldub_code(s->pc++); |
3a1d9b8b FB |
4237 | mod = (modrm >> 6) & 3; |
4238 | if (mod == 3) | |
4239 | goto illegal_op; | |
14ce26e7 | 4240 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af FB |
4241 | /* we must ensure that no segment is added */ |
4242 | s->override = -1; | |
4243 | val = s->addseg; | |
4244 | s->addseg = 0; | |
4245 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
4246 | s->addseg = val; | |
57fec1fe | 4247 | gen_op_mov_reg_A0(ot - OT_WORD, reg); |
2c0262af | 4248 | break; |
3b46e624 | 4249 | |
2c0262af FB |
4250 | case 0xa0: /* mov EAX, Ov */ |
4251 | case 0xa1: | |
4252 | case 0xa2: /* mov Ov, EAX */ | |
4253 | case 0xa3: | |
2c0262af | 4254 | { |
14ce26e7 FB |
4255 | target_ulong offset_addr; |
4256 | ||
4257 | if ((b & 1) == 0) | |
4258 | ot = OT_BYTE; | |
4259 | else | |
4260 | ot = dflag + OT_WORD; | |
4261 | #ifdef TARGET_X86_64 | |
8f091a59 | 4262 | if (s->aflag == 2) { |
14ce26e7 FB |
4263 | offset_addr = ldq_code(s->pc); |
4264 | s->pc += 8; | |
57fec1fe | 4265 | gen_op_movq_A0_im(offset_addr); |
5fafdf24 | 4266 | } else |
14ce26e7 FB |
4267 | #endif |
4268 | { | |
4269 | if (s->aflag) { | |
4270 | offset_addr = insn_get(s, OT_LONG); | |
4271 | } else { | |
4272 | offset_addr = insn_get(s, OT_WORD); | |
4273 | } | |
4274 | gen_op_movl_A0_im(offset_addr); | |
4275 | } | |
664e0f19 | 4276 | gen_add_A0_ds_seg(s); |
14ce26e7 | 4277 | if ((b & 2) == 0) { |
57fec1fe FB |
4278 | gen_op_ld_T0_A0(ot + s->mem_index); |
4279 | gen_op_mov_reg_T0(ot, R_EAX); | |
14ce26e7 | 4280 | } else { |
57fec1fe FB |
4281 | gen_op_mov_TN_reg(ot, 0, R_EAX); |
4282 | gen_op_st_T0_A0(ot + s->mem_index); | |
2c0262af FB |
4283 | } |
4284 | } | |
2c0262af FB |
4285 | break; |
4286 | case 0xd7: /* xlat */ | |
14ce26e7 | 4287 | #ifdef TARGET_X86_64 |
8f091a59 | 4288 | if (s->aflag == 2) { |
57fec1fe | 4289 | gen_op_movq_A0_reg(R_EBX); |
14ce26e7 | 4290 | gen_op_addq_A0_AL(); |
5fafdf24 | 4291 | } else |
14ce26e7 FB |
4292 | #endif |
4293 | { | |
57fec1fe | 4294 | gen_op_movl_A0_reg(R_EBX); |
14ce26e7 FB |
4295 | gen_op_addl_A0_AL(); |
4296 | if (s->aflag == 0) | |
4297 | gen_op_andl_A0_ffff(); | |
4298 | } | |
664e0f19 | 4299 | gen_add_A0_ds_seg(s); |
57fec1fe FB |
4300 | gen_op_ldu_T0_A0(OT_BYTE + s->mem_index); |
4301 | gen_op_mov_reg_T0(OT_BYTE, R_EAX); | |
2c0262af FB |
4302 | break; |
4303 | case 0xb0 ... 0xb7: /* mov R, Ib */ | |
4304 | val = insn_get(s, OT_BYTE); | |
4305 | gen_op_movl_T0_im(val); | |
57fec1fe | 4306 | gen_op_mov_reg_T0(OT_BYTE, (b & 7) | REX_B(s)); |
2c0262af FB |
4307 | break; |
4308 | case 0xb8 ... 0xbf: /* mov R, Iv */ | |
14ce26e7 FB |
4309 | #ifdef TARGET_X86_64 |
4310 | if (dflag == 2) { | |
4311 | uint64_t tmp; | |
4312 | /* 64 bit case */ | |
4313 | tmp = ldq_code(s->pc); | |
4314 | s->pc += 8; | |
4315 | reg = (b & 7) | REX_B(s); | |
4316 | gen_movtl_T0_im(tmp); | |
57fec1fe | 4317 | gen_op_mov_reg_T0(OT_QUAD, reg); |
5fafdf24 | 4318 | } else |
14ce26e7 FB |
4319 | #endif |
4320 | { | |
4321 | ot = dflag ? OT_LONG : OT_WORD; | |
4322 | val = insn_get(s, ot); | |
4323 | reg = (b & 7) | REX_B(s); | |
4324 | gen_op_movl_T0_im(val); | |
57fec1fe | 4325 | gen_op_mov_reg_T0(ot, reg); |
14ce26e7 | 4326 | } |
2c0262af FB |
4327 | break; |
4328 | ||
4329 | case 0x91 ... 0x97: /* xchg R, EAX */ | |
14ce26e7 FB |
4330 | ot = dflag + OT_WORD; |
4331 | reg = (b & 7) | REX_B(s); | |
2c0262af FB |
4332 | rm = R_EAX; |
4333 | goto do_xchg_reg; | |
4334 | case 0x86: | |
4335 | case 0x87: /* xchg Ev, Gv */ | |
4336 | if ((b & 1) == 0) | |
4337 | ot = OT_BYTE; | |
4338 | else | |
14ce26e7 | 4339 | ot = dflag + OT_WORD; |
61382a50 | 4340 | modrm = ldub_code(s->pc++); |
14ce26e7 | 4341 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af FB |
4342 | mod = (modrm >> 6) & 3; |
4343 | if (mod == 3) { | |
14ce26e7 | 4344 | rm = (modrm & 7) | REX_B(s); |
2c0262af | 4345 | do_xchg_reg: |
57fec1fe FB |
4346 | gen_op_mov_TN_reg(ot, 0, reg); |
4347 | gen_op_mov_TN_reg(ot, 1, rm); | |
4348 | gen_op_mov_reg_T0(ot, rm); | |
4349 | gen_op_mov_reg_T1(ot, reg); | |
2c0262af FB |
4350 | } else { |
4351 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe | 4352 | gen_op_mov_TN_reg(ot, 0, reg); |
2c0262af FB |
4353 | /* for xchg, lock is implicit */ |
4354 | if (!(prefixes & PREFIX_LOCK)) | |
4355 | gen_op_lock(); | |
57fec1fe FB |
4356 | gen_op_ld_T1_A0(ot + s->mem_index); |
4357 | gen_op_st_T0_A0(ot + s->mem_index); | |
2c0262af FB |
4358 | if (!(prefixes & PREFIX_LOCK)) |
4359 | gen_op_unlock(); | |
57fec1fe | 4360 | gen_op_mov_reg_T1(ot, reg); |
2c0262af FB |
4361 | } |
4362 | break; | |
4363 | case 0xc4: /* les Gv */ | |
14ce26e7 FB |
4364 | if (CODE64(s)) |
4365 | goto illegal_op; | |
2c0262af FB |
4366 | op = R_ES; |
4367 | goto do_lxx; | |
4368 | case 0xc5: /* lds Gv */ | |
14ce26e7 FB |
4369 | if (CODE64(s)) |
4370 | goto illegal_op; | |
2c0262af FB |
4371 | op = R_DS; |
4372 | goto do_lxx; | |
4373 | case 0x1b2: /* lss Gv */ | |
4374 | op = R_SS; | |
4375 | goto do_lxx; | |
4376 | case 0x1b4: /* lfs Gv */ | |
4377 | op = R_FS; | |
4378 | goto do_lxx; | |
4379 | case 0x1b5: /* lgs Gv */ | |
4380 | op = R_GS; | |
4381 | do_lxx: | |
4382 | ot = dflag ? OT_LONG : OT_WORD; | |
61382a50 | 4383 | modrm = ldub_code(s->pc++); |
14ce26e7 | 4384 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af FB |
4385 | mod = (modrm >> 6) & 3; |
4386 | if (mod == 3) | |
4387 | goto illegal_op; | |
4388 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe | 4389 | gen_op_ld_T1_A0(ot + s->mem_index); |
aba9d61e | 4390 | gen_add_A0_im(s, 1 << (ot - OT_WORD + 1)); |
2c0262af | 4391 | /* load the segment first to handle exceptions properly */ |
57fec1fe | 4392 | gen_op_ldu_T0_A0(OT_WORD + s->mem_index); |
2c0262af FB |
4393 | gen_movl_seg_T0(s, op, pc_start - s->cs_base); |
4394 | /* then put the data */ | |
57fec1fe | 4395 | gen_op_mov_reg_T1(ot, reg); |
2c0262af | 4396 | if (s->is_jmp) { |
14ce26e7 | 4397 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
4398 | gen_eob(s); |
4399 | } | |
4400 | break; | |
3b46e624 | 4401 | |
2c0262af FB |
4402 | /************************/ |
4403 | /* shifts */ | |
4404 | case 0xc0: | |
4405 | case 0xc1: | |
4406 | /* shift Ev,Ib */ | |
4407 | shift = 2; | |
4408 | grp2: | |
4409 | { | |
4410 | if ((b & 1) == 0) | |
4411 | ot = OT_BYTE; | |
4412 | else | |
14ce26e7 | 4413 | ot = dflag + OT_WORD; |
3b46e624 | 4414 | |
61382a50 | 4415 | modrm = ldub_code(s->pc++); |
2c0262af | 4416 | mod = (modrm >> 6) & 3; |
2c0262af | 4417 | op = (modrm >> 3) & 7; |
3b46e624 | 4418 | |
2c0262af | 4419 | if (mod != 3) { |
14ce26e7 FB |
4420 | if (shift == 2) { |
4421 | s->rip_offset = 1; | |
4422 | } | |
2c0262af FB |
4423 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
4424 | opreg = OR_TMP0; | |
4425 | } else { | |
14ce26e7 | 4426 | opreg = (modrm & 7) | REX_B(s); |
2c0262af FB |
4427 | } |
4428 | ||
4429 | /* simpler op */ | |
4430 | if (shift == 0) { | |
4431 | gen_shift(s, op, ot, opreg, OR_ECX); | |
4432 | } else { | |
4433 | if (shift == 2) { | |
61382a50 | 4434 | shift = ldub_code(s->pc++); |
2c0262af FB |
4435 | } |
4436 | gen_shifti(s, op, ot, opreg, shift); | |
4437 | } | |
4438 | } | |
4439 | break; | |
4440 | case 0xd0: | |
4441 | case 0xd1: | |
4442 | /* shift Ev,1 */ | |
4443 | shift = 1; | |
4444 | goto grp2; | |
4445 | case 0xd2: | |
4446 | case 0xd3: | |
4447 | /* shift Ev,cl */ | |
4448 | shift = 0; | |
4449 | goto grp2; | |
4450 | ||
4451 | case 0x1a4: /* shld imm */ | |
4452 | op = 0; | |
4453 | shift = 1; | |
4454 | goto do_shiftd; | |
4455 | case 0x1a5: /* shld cl */ | |
4456 | op = 0; | |
4457 | shift = 0; | |
4458 | goto do_shiftd; | |
4459 | case 0x1ac: /* shrd imm */ | |
4460 | op = 1; | |
4461 | shift = 1; | |
4462 | goto do_shiftd; | |
4463 | case 0x1ad: /* shrd cl */ | |
4464 | op = 1; | |
4465 | shift = 0; | |
4466 | do_shiftd: | |
14ce26e7 | 4467 | ot = dflag + OT_WORD; |
61382a50 | 4468 | modrm = ldub_code(s->pc++); |
2c0262af | 4469 | mod = (modrm >> 6) & 3; |
14ce26e7 FB |
4470 | rm = (modrm & 7) | REX_B(s); |
4471 | reg = ((modrm >> 3) & 7) | rex_r; | |
3b46e624 | 4472 | |
2c0262af FB |
4473 | if (mod != 3) { |
4474 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe | 4475 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 4476 | } else { |
57fec1fe | 4477 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af | 4478 | } |
57fec1fe | 4479 | gen_op_mov_TN_reg(ot, 1, reg); |
3b46e624 | 4480 | |
2c0262af | 4481 | if (shift) { |
61382a50 | 4482 | val = ldub_code(s->pc++); |
14ce26e7 FB |
4483 | if (ot == OT_QUAD) |
4484 | val &= 0x3f; | |
4485 | else | |
4486 | val &= 0x1f; | |
2c0262af FB |
4487 | if (val) { |
4488 | if (mod == 3) | |
4f31916f | 4489 | gen_op_shiftd_T0_T1_im_cc[ot][op](val); |
2c0262af | 4490 | else |
4f31916f | 4491 | gen_op_shiftd_mem_T0_T1_im_cc[ot + s->mem_index][op](val); |
2c0262af FB |
4492 | if (op == 0 && ot != OT_WORD) |
4493 | s->cc_op = CC_OP_SHLB + ot; | |
4494 | else | |
4495 | s->cc_op = CC_OP_SARB + ot; | |
4496 | } | |
4497 | } else { | |
4498 | if (s->cc_op != CC_OP_DYNAMIC) | |
4499 | gen_op_set_cc_op(s->cc_op); | |
4500 | if (mod == 3) | |
4f31916f | 4501 | gen_op_shiftd_T0_T1_ECX_cc[ot][op](); |
2c0262af | 4502 | else |
4f31916f | 4503 | gen_op_shiftd_mem_T0_T1_ECX_cc[ot + s->mem_index][op](); |
2c0262af FB |
4504 | s->cc_op = CC_OP_DYNAMIC; /* cannot predict flags after */ |
4505 | } | |
4506 | if (mod == 3) { | |
57fec1fe | 4507 | gen_op_mov_reg_T0(ot, rm); |
2c0262af FB |
4508 | } |
4509 | break; | |
4510 | ||
4511 | /************************/ | |
4512 | /* floats */ | |
5fafdf24 | 4513 | case 0xd8 ... 0xdf: |
7eee2a50 FB |
4514 | if (s->flags & (HF_EM_MASK | HF_TS_MASK)) { |
4515 | /* if CR0.EM or CR0.TS are set, generate an FPU exception */ | |
4516 | /* XXX: what to do if illegal op ? */ | |
4517 | gen_exception(s, EXCP07_PREX, pc_start - s->cs_base); | |
4518 | break; | |
4519 | } | |
61382a50 | 4520 | modrm = ldub_code(s->pc++); |
2c0262af FB |
4521 | mod = (modrm >> 6) & 3; |
4522 | rm = modrm & 7; | |
4523 | op = ((b & 7) << 3) | ((modrm >> 3) & 7); | |
2c0262af FB |
4524 | if (mod != 3) { |
4525 | /* memory op */ | |
4526 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
4527 | switch(op) { | |
4528 | case 0x00 ... 0x07: /* fxxxs */ | |
4529 | case 0x10 ... 0x17: /* fixxxl */ | |
4530 | case 0x20 ... 0x27: /* fxxxl */ | |
4531 | case 0x30 ... 0x37: /* fixxx */ | |
4532 | { | |
4533 | int op1; | |
4534 | op1 = op & 7; | |
4535 | ||
4536 | switch(op >> 4) { | |
4537 | case 0: | |
19e6c4b8 FB |
4538 | gen_op_ld_T0_A0(OT_LONG); |
4539 | tcg_gen_trunc_tl_i32(cpu_tmp2, cpu_T[0]); | |
4540 | tcg_gen_helper_0_1(helper_flds_FT0, cpu_tmp2); | |
2c0262af FB |
4541 | break; |
4542 | case 1: | |
19e6c4b8 FB |
4543 | gen_op_ld_T0_A0(OT_LONG); |
4544 | tcg_gen_trunc_tl_i32(cpu_tmp2, cpu_T[0]); | |
4545 | tcg_gen_helper_0_1(helper_fildl_FT0, cpu_tmp2); | |
2c0262af FB |
4546 | break; |
4547 | case 2: | |
19e6c4b8 FB |
4548 | tcg_gen_qemu_ld64(cpu_tmp1, cpu_A0, |
4549 | (s->mem_index >> 2) - 1); | |
4550 | tcg_gen_helper_0_1(helper_fldl_FT0, cpu_tmp1); | |
2c0262af FB |
4551 | break; |
4552 | case 3: | |
4553 | default: | |
19e6c4b8 FB |
4554 | gen_op_ld_T0_A0(OT_WORD); |
4555 | tcg_gen_trunc_tl_i32(cpu_tmp2, cpu_T[0]); | |
4556 | tcg_gen_helper_0_1(helper_fildl_FT0, cpu_tmp2); | |
2c0262af FB |
4557 | break; |
4558 | } | |
3b46e624 | 4559 | |
19e6c4b8 | 4560 | tcg_gen_helper_0_0(helper_fp_arith_ST0_FT0[op1]); |
2c0262af FB |
4561 | if (op1 == 3) { |
4562 | /* fcomp needs pop */ | |
19e6c4b8 | 4563 | tcg_gen_helper_0_0(helper_fpop); |
2c0262af FB |
4564 | } |
4565 | } | |
4566 | break; | |
4567 | case 0x08: /* flds */ | |
4568 | case 0x0a: /* fsts */ | |
4569 | case 0x0b: /* fstps */ | |
465e9838 FB |
4570 | case 0x18 ... 0x1b: /* fildl, fisttpl, fistl, fistpl */ |
4571 | case 0x28 ... 0x2b: /* fldl, fisttpll, fstl, fstpl */ | |
4572 | case 0x38 ... 0x3b: /* filds, fisttps, fists, fistps */ | |
2c0262af FB |
4573 | switch(op & 7) { |
4574 | case 0: | |
4575 | switch(op >> 4) { | |
4576 | case 0: | |
19e6c4b8 FB |
4577 | gen_op_ld_T0_A0(OT_LONG); |
4578 | tcg_gen_trunc_tl_i32(cpu_tmp2, cpu_T[0]); | |
4579 | tcg_gen_helper_0_1(helper_flds_ST0, cpu_tmp2); | |
2c0262af FB |
4580 | break; |
4581 | case 1: | |
19e6c4b8 FB |
4582 | gen_op_ld_T0_A0(OT_LONG); |
4583 | tcg_gen_trunc_tl_i32(cpu_tmp2, cpu_T[0]); | |
4584 | tcg_gen_helper_0_1(helper_fildl_ST0, cpu_tmp2); | |
2c0262af FB |
4585 | break; |
4586 | case 2: | |
19e6c4b8 FB |
4587 | tcg_gen_qemu_ld64(cpu_tmp1, cpu_A0, |
4588 | (s->mem_index >> 2) - 1); | |
4589 | tcg_gen_helper_0_1(helper_fldl_ST0, cpu_tmp1); | |
2c0262af FB |
4590 | break; |
4591 | case 3: | |
4592 | default: | |
19e6c4b8 FB |
4593 | gen_op_ld_T0_A0(OT_WORD); |
4594 | tcg_gen_trunc_tl_i32(cpu_tmp2, cpu_T[0]); | |
4595 | tcg_gen_helper_0_1(helper_fildl_ST0, cpu_tmp2); | |
2c0262af FB |
4596 | break; |
4597 | } | |
4598 | break; | |
465e9838 | 4599 | case 1: |
19e6c4b8 | 4600 | /* XXX: the corresponding CPUID bit must be tested ! */ |
465e9838 FB |
4601 | switch(op >> 4) { |
4602 | case 1: | |
19e6c4b8 FB |
4603 | tcg_gen_helper_1_0(helper_fisttl_ST0, cpu_tmp2); |
4604 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2); | |
4605 | gen_op_st_T0_A0(OT_LONG); | |
465e9838 FB |
4606 | break; |
4607 | case 2: | |
19e6c4b8 FB |
4608 | tcg_gen_helper_1_0(helper_fisttll_ST0, cpu_tmp1); |
4609 | tcg_gen_qemu_st64(cpu_tmp1, cpu_A0, | |
4610 | (s->mem_index >> 2) - 1); | |
465e9838 FB |
4611 | break; |
4612 | case 3: | |
4613 | default: | |
19e6c4b8 FB |
4614 | tcg_gen_helper_1_0(helper_fistt_ST0, cpu_tmp2); |
4615 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2); | |
4616 | gen_op_st_T0_A0(OT_WORD); | |
4617 | break; | |
465e9838 | 4618 | } |
19e6c4b8 | 4619 | tcg_gen_helper_0_0(helper_fpop); |
465e9838 | 4620 | break; |
2c0262af FB |
4621 | default: |
4622 | switch(op >> 4) { | |
4623 | case 0: | |
19e6c4b8 FB |
4624 | tcg_gen_helper_1_0(helper_fsts_ST0, cpu_tmp2); |
4625 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2); | |
4626 | gen_op_st_T0_A0(OT_LONG); | |
2c0262af FB |
4627 | break; |
4628 | case 1: | |
19e6c4b8 FB |
4629 | tcg_gen_helper_1_0(helper_fistl_ST0, cpu_tmp2); |
4630 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2); | |
4631 | gen_op_st_T0_A0(OT_LONG); | |
2c0262af FB |
4632 | break; |
4633 | case 2: | |
19e6c4b8 FB |
4634 | tcg_gen_helper_1_0(helper_fstl_ST0, cpu_tmp1); |
4635 | tcg_gen_qemu_st64(cpu_tmp1, cpu_A0, | |
4636 | (s->mem_index >> 2) - 1); | |
2c0262af FB |
4637 | break; |
4638 | case 3: | |
4639 | default: | |
19e6c4b8 FB |
4640 | tcg_gen_helper_1_0(helper_fist_ST0, cpu_tmp2); |
4641 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2); | |
4642 | gen_op_st_T0_A0(OT_WORD); | |
2c0262af FB |
4643 | break; |
4644 | } | |
4645 | if ((op & 7) == 3) | |
19e6c4b8 | 4646 | tcg_gen_helper_0_0(helper_fpop); |
2c0262af FB |
4647 | break; |
4648 | } | |
4649 | break; | |
4650 | case 0x0c: /* fldenv mem */ | |
19e6c4b8 FB |
4651 | if (s->cc_op != CC_OP_DYNAMIC) |
4652 | gen_op_set_cc_op(s->cc_op); | |
4653 | gen_jmp_im(pc_start - s->cs_base); | |
4654 | tcg_gen_helper_0_2(helper_fldenv, | |
4655 | cpu_A0, tcg_const_i32(s->dflag)); | |
2c0262af FB |
4656 | break; |
4657 | case 0x0d: /* fldcw mem */ | |
19e6c4b8 FB |
4658 | gen_op_ld_T0_A0(OT_WORD + s->mem_index); |
4659 | tcg_gen_trunc_tl_i32(cpu_tmp2, cpu_T[0]); | |
4660 | tcg_gen_helper_0_1(helper_fldcw, cpu_tmp2); | |
2c0262af FB |
4661 | break; |
4662 | case 0x0e: /* fnstenv mem */ | |
19e6c4b8 FB |
4663 | if (s->cc_op != CC_OP_DYNAMIC) |
4664 | gen_op_set_cc_op(s->cc_op); | |
4665 | gen_jmp_im(pc_start - s->cs_base); | |
4666 | tcg_gen_helper_0_2(helper_fstenv, | |
4667 | cpu_A0, tcg_const_i32(s->dflag)); | |
2c0262af FB |
4668 | break; |
4669 | case 0x0f: /* fnstcw mem */ | |
19e6c4b8 FB |
4670 | tcg_gen_helper_1_0(helper_fnstcw, cpu_tmp2); |
4671 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2); | |
4672 | gen_op_st_T0_A0(OT_WORD + s->mem_index); | |
2c0262af FB |
4673 | break; |
4674 | case 0x1d: /* fldt mem */ | |
19e6c4b8 FB |
4675 | if (s->cc_op != CC_OP_DYNAMIC) |
4676 | gen_op_set_cc_op(s->cc_op); | |
4677 | gen_jmp_im(pc_start - s->cs_base); | |
4678 | tcg_gen_helper_0_1(helper_fldt_ST0, cpu_A0); | |
2c0262af FB |
4679 | break; |
4680 | case 0x1f: /* fstpt mem */ | |
19e6c4b8 FB |
4681 | if (s->cc_op != CC_OP_DYNAMIC) |
4682 | gen_op_set_cc_op(s->cc_op); | |
4683 | gen_jmp_im(pc_start - s->cs_base); | |
4684 | tcg_gen_helper_0_1(helper_fstt_ST0, cpu_A0); | |
4685 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
4686 | break; |
4687 | case 0x2c: /* frstor mem */ | |
19e6c4b8 FB |
4688 | if (s->cc_op != CC_OP_DYNAMIC) |
4689 | gen_op_set_cc_op(s->cc_op); | |
4690 | gen_jmp_im(pc_start - s->cs_base); | |
4691 | tcg_gen_helper_0_2(helper_frstor, | |
4692 | cpu_A0, tcg_const_i32(s->dflag)); | |
2c0262af FB |
4693 | break; |
4694 | case 0x2e: /* fnsave mem */ | |
19e6c4b8 FB |
4695 | if (s->cc_op != CC_OP_DYNAMIC) |
4696 | gen_op_set_cc_op(s->cc_op); | |
4697 | gen_jmp_im(pc_start - s->cs_base); | |
4698 | tcg_gen_helper_0_2(helper_fsave, | |
4699 | cpu_A0, tcg_const_i32(s->dflag)); | |
2c0262af FB |
4700 | break; |
4701 | case 0x2f: /* fnstsw mem */ | |
19e6c4b8 FB |
4702 | tcg_gen_helper_1_0(helper_fnstsw, cpu_tmp2); |
4703 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2); | |
4704 | gen_op_st_T0_A0(OT_WORD + s->mem_index); | |
2c0262af FB |
4705 | break; |
4706 | case 0x3c: /* fbld */ | |
19e6c4b8 FB |
4707 | if (s->cc_op != CC_OP_DYNAMIC) |
4708 | gen_op_set_cc_op(s->cc_op); | |
4709 | gen_jmp_im(pc_start - s->cs_base); | |
4710 | tcg_gen_helper_0_1(helper_fbld_ST0, cpu_A0); | |
2c0262af FB |
4711 | break; |
4712 | case 0x3e: /* fbstp */ | |
19e6c4b8 FB |
4713 | if (s->cc_op != CC_OP_DYNAMIC) |
4714 | gen_op_set_cc_op(s->cc_op); | |
4715 | gen_jmp_im(pc_start - s->cs_base); | |
4716 | tcg_gen_helper_0_1(helper_fbst_ST0, cpu_A0); | |
4717 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
4718 | break; |
4719 | case 0x3d: /* fildll */ | |
19e6c4b8 FB |
4720 | tcg_gen_qemu_ld64(cpu_tmp1, cpu_A0, |
4721 | (s->mem_index >> 2) - 1); | |
4722 | tcg_gen_helper_0_1(helper_fildll_ST0, cpu_tmp1); | |
2c0262af FB |
4723 | break; |
4724 | case 0x3f: /* fistpll */ | |
19e6c4b8 FB |
4725 | tcg_gen_helper_1_0(helper_fistll_ST0, cpu_tmp1); |
4726 | tcg_gen_qemu_st64(cpu_tmp1, cpu_A0, | |
4727 | (s->mem_index >> 2) - 1); | |
4728 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
4729 | break; |
4730 | default: | |
4731 | goto illegal_op; | |
4732 | } | |
4733 | } else { | |
4734 | /* register float ops */ | |
4735 | opreg = rm; | |
4736 | ||
4737 | switch(op) { | |
4738 | case 0x08: /* fld sti */ | |
19e6c4b8 FB |
4739 | tcg_gen_helper_0_0(helper_fpush); |
4740 | tcg_gen_helper_0_1(helper_fmov_ST0_STN, tcg_const_i32((opreg + 1) & 7)); | |
2c0262af FB |
4741 | break; |
4742 | case 0x09: /* fxchg sti */ | |
c169c906 FB |
4743 | case 0x29: /* fxchg4 sti, undocumented op */ |
4744 | case 0x39: /* fxchg7 sti, undocumented op */ | |
19e6c4b8 | 4745 | tcg_gen_helper_0_1(helper_fxchg_ST0_STN, tcg_const_i32(opreg)); |
2c0262af FB |
4746 | break; |
4747 | case 0x0a: /* grp d9/2 */ | |
4748 | switch(rm) { | |
4749 | case 0: /* fnop */ | |
023fe10d FB |
4750 | /* check exceptions (FreeBSD FPU probe) */ |
4751 | if (s->cc_op != CC_OP_DYNAMIC) | |
4752 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 4753 | gen_jmp_im(pc_start - s->cs_base); |
19e6c4b8 | 4754 | tcg_gen_helper_0_0(helper_fwait); |
2c0262af FB |
4755 | break; |
4756 | default: | |
4757 | goto illegal_op; | |
4758 | } | |
4759 | break; | |
4760 | case 0x0c: /* grp d9/4 */ | |
4761 | switch(rm) { | |
4762 | case 0: /* fchs */ | |
19e6c4b8 | 4763 | tcg_gen_helper_0_0(helper_fchs_ST0); |
2c0262af FB |
4764 | break; |
4765 | case 1: /* fabs */ | |
19e6c4b8 | 4766 | tcg_gen_helper_0_0(helper_fabs_ST0); |
2c0262af FB |
4767 | break; |
4768 | case 4: /* ftst */ | |
19e6c4b8 FB |
4769 | tcg_gen_helper_0_0(helper_fldz_FT0); |
4770 | tcg_gen_helper_0_0(helper_fcom_ST0_FT0); | |
2c0262af FB |
4771 | break; |
4772 | case 5: /* fxam */ | |
19e6c4b8 | 4773 | tcg_gen_helper_0_0(helper_fxam_ST0); |
2c0262af FB |
4774 | break; |
4775 | default: | |
4776 | goto illegal_op; | |
4777 | } | |
4778 | break; | |
4779 | case 0x0d: /* grp d9/5 */ | |
4780 | { | |
4781 | switch(rm) { | |
4782 | case 0: | |
19e6c4b8 FB |
4783 | tcg_gen_helper_0_0(helper_fpush); |
4784 | tcg_gen_helper_0_0(helper_fld1_ST0); | |
2c0262af FB |
4785 | break; |
4786 | case 1: | |
19e6c4b8 FB |
4787 | tcg_gen_helper_0_0(helper_fpush); |
4788 | tcg_gen_helper_0_0(helper_fldl2t_ST0); | |
2c0262af FB |
4789 | break; |
4790 | case 2: | |
19e6c4b8 FB |
4791 | tcg_gen_helper_0_0(helper_fpush); |
4792 | tcg_gen_helper_0_0(helper_fldl2e_ST0); | |
2c0262af FB |
4793 | break; |
4794 | case 3: | |
19e6c4b8 FB |
4795 | tcg_gen_helper_0_0(helper_fpush); |
4796 | tcg_gen_helper_0_0(helper_fldpi_ST0); | |
2c0262af FB |
4797 | break; |
4798 | case 4: | |
19e6c4b8 FB |
4799 | tcg_gen_helper_0_0(helper_fpush); |
4800 | tcg_gen_helper_0_0(helper_fldlg2_ST0); | |
2c0262af FB |
4801 | break; |
4802 | case 5: | |
19e6c4b8 FB |
4803 | tcg_gen_helper_0_0(helper_fpush); |
4804 | tcg_gen_helper_0_0(helper_fldln2_ST0); | |
2c0262af FB |
4805 | break; |
4806 | case 6: | |
19e6c4b8 FB |
4807 | tcg_gen_helper_0_0(helper_fpush); |
4808 | tcg_gen_helper_0_0(helper_fldz_ST0); | |
2c0262af FB |
4809 | break; |
4810 | default: | |
4811 | goto illegal_op; | |
4812 | } | |
4813 | } | |
4814 | break; | |
4815 | case 0x0e: /* grp d9/6 */ | |
4816 | switch(rm) { | |
4817 | case 0: /* f2xm1 */ | |
19e6c4b8 | 4818 | tcg_gen_helper_0_0(helper_f2xm1); |
2c0262af FB |
4819 | break; |
4820 | case 1: /* fyl2x */ | |
19e6c4b8 | 4821 | tcg_gen_helper_0_0(helper_fyl2x); |
2c0262af FB |
4822 | break; |
4823 | case 2: /* fptan */ | |
19e6c4b8 | 4824 | tcg_gen_helper_0_0(helper_fptan); |
2c0262af FB |
4825 | break; |
4826 | case 3: /* fpatan */ | |
19e6c4b8 | 4827 | tcg_gen_helper_0_0(helper_fpatan); |
2c0262af FB |
4828 | break; |
4829 | case 4: /* fxtract */ | |
19e6c4b8 | 4830 | tcg_gen_helper_0_0(helper_fxtract); |
2c0262af FB |
4831 | break; |
4832 | case 5: /* fprem1 */ | |
19e6c4b8 | 4833 | tcg_gen_helper_0_0(helper_fprem1); |
2c0262af FB |
4834 | break; |
4835 | case 6: /* fdecstp */ | |
19e6c4b8 | 4836 | tcg_gen_helper_0_0(helper_fdecstp); |
2c0262af FB |
4837 | break; |
4838 | default: | |
4839 | case 7: /* fincstp */ | |
19e6c4b8 | 4840 | tcg_gen_helper_0_0(helper_fincstp); |
2c0262af FB |
4841 | break; |
4842 | } | |
4843 | break; | |
4844 | case 0x0f: /* grp d9/7 */ | |
4845 | switch(rm) { | |
4846 | case 0: /* fprem */ | |
19e6c4b8 | 4847 | tcg_gen_helper_0_0(helper_fprem); |
2c0262af FB |
4848 | break; |
4849 | case 1: /* fyl2xp1 */ | |
19e6c4b8 | 4850 | tcg_gen_helper_0_0(helper_fyl2xp1); |
2c0262af FB |
4851 | break; |
4852 | case 2: /* fsqrt */ | |
19e6c4b8 | 4853 | tcg_gen_helper_0_0(helper_fsqrt); |
2c0262af FB |
4854 | break; |
4855 | case 3: /* fsincos */ | |
19e6c4b8 | 4856 | tcg_gen_helper_0_0(helper_fsincos); |
2c0262af FB |
4857 | break; |
4858 | case 5: /* fscale */ | |
19e6c4b8 | 4859 | tcg_gen_helper_0_0(helper_fscale); |
2c0262af FB |
4860 | break; |
4861 | case 4: /* frndint */ | |
19e6c4b8 | 4862 | tcg_gen_helper_0_0(helper_frndint); |
2c0262af FB |
4863 | break; |
4864 | case 6: /* fsin */ | |
19e6c4b8 | 4865 | tcg_gen_helper_0_0(helper_fsin); |
2c0262af FB |
4866 | break; |
4867 | default: | |
4868 | case 7: /* fcos */ | |
19e6c4b8 | 4869 | tcg_gen_helper_0_0(helper_fcos); |
2c0262af FB |
4870 | break; |
4871 | } | |
4872 | break; | |
4873 | case 0x00: case 0x01: case 0x04 ... 0x07: /* fxxx st, sti */ | |
4874 | case 0x20: case 0x21: case 0x24 ... 0x27: /* fxxx sti, st */ | |
4875 | case 0x30: case 0x31: case 0x34 ... 0x37: /* fxxxp sti, st */ | |
4876 | { | |
4877 | int op1; | |
3b46e624 | 4878 | |
2c0262af FB |
4879 | op1 = op & 7; |
4880 | if (op >= 0x20) { | |
19e6c4b8 | 4881 | tcg_gen_helper_0_1(helper_fp_arith_STN_ST0[op1], tcg_const_i32(opreg)); |
2c0262af | 4882 | if (op >= 0x30) |
19e6c4b8 | 4883 | tcg_gen_helper_0_0(helper_fpop); |
2c0262af | 4884 | } else { |
19e6c4b8 FB |
4885 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
4886 | tcg_gen_helper_0_0(helper_fp_arith_ST0_FT0[op1]); | |
2c0262af FB |
4887 | } |
4888 | } | |
4889 | break; | |
4890 | case 0x02: /* fcom */ | |
c169c906 | 4891 | case 0x22: /* fcom2, undocumented op */ |
19e6c4b8 FB |
4892 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
4893 | tcg_gen_helper_0_0(helper_fcom_ST0_FT0); | |
2c0262af FB |
4894 | break; |
4895 | case 0x03: /* fcomp */ | |
c169c906 FB |
4896 | case 0x23: /* fcomp3, undocumented op */ |
4897 | case 0x32: /* fcomp5, undocumented op */ | |
19e6c4b8 FB |
4898 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
4899 | tcg_gen_helper_0_0(helper_fcom_ST0_FT0); | |
4900 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
4901 | break; |
4902 | case 0x15: /* da/5 */ | |
4903 | switch(rm) { | |
4904 | case 1: /* fucompp */ | |
19e6c4b8 FB |
4905 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(1)); |
4906 | tcg_gen_helper_0_0(helper_fucom_ST0_FT0); | |
4907 | tcg_gen_helper_0_0(helper_fpop); | |
4908 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
4909 | break; |
4910 | default: | |
4911 | goto illegal_op; | |
4912 | } | |
4913 | break; | |
4914 | case 0x1c: | |
4915 | switch(rm) { | |
4916 | case 0: /* feni (287 only, just do nop here) */ | |
4917 | break; | |
4918 | case 1: /* fdisi (287 only, just do nop here) */ | |
4919 | break; | |
4920 | case 2: /* fclex */ | |
19e6c4b8 | 4921 | tcg_gen_helper_0_0(helper_fclex); |
2c0262af FB |
4922 | break; |
4923 | case 3: /* fninit */ | |
19e6c4b8 | 4924 | tcg_gen_helper_0_0(helper_fninit); |
2c0262af FB |
4925 | break; |
4926 | case 4: /* fsetpm (287 only, just do nop here) */ | |
4927 | break; | |
4928 | default: | |
4929 | goto illegal_op; | |
4930 | } | |
4931 | break; | |
4932 | case 0x1d: /* fucomi */ | |
4933 | if (s->cc_op != CC_OP_DYNAMIC) | |
4934 | gen_op_set_cc_op(s->cc_op); | |
19e6c4b8 FB |
4935 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
4936 | tcg_gen_helper_0_0(helper_fucomi_ST0_FT0); | |
4937 | gen_op_fcomi_dummy(); | |
2c0262af FB |
4938 | s->cc_op = CC_OP_EFLAGS; |
4939 | break; | |
4940 | case 0x1e: /* fcomi */ | |
4941 | if (s->cc_op != CC_OP_DYNAMIC) | |
4942 | gen_op_set_cc_op(s->cc_op); | |
19e6c4b8 FB |
4943 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
4944 | tcg_gen_helper_0_0(helper_fcomi_ST0_FT0); | |
4945 | gen_op_fcomi_dummy(); | |
2c0262af FB |
4946 | s->cc_op = CC_OP_EFLAGS; |
4947 | break; | |
658c8bda | 4948 | case 0x28: /* ffree sti */ |
19e6c4b8 | 4949 | tcg_gen_helper_0_1(helper_ffree_STN, tcg_const_i32(opreg)); |
5fafdf24 | 4950 | break; |
2c0262af | 4951 | case 0x2a: /* fst sti */ |
19e6c4b8 | 4952 | tcg_gen_helper_0_1(helper_fmov_STN_ST0, tcg_const_i32(opreg)); |
2c0262af FB |
4953 | break; |
4954 | case 0x2b: /* fstp sti */ | |
c169c906 FB |
4955 | case 0x0b: /* fstp1 sti, undocumented op */ |
4956 | case 0x3a: /* fstp8 sti, undocumented op */ | |
4957 | case 0x3b: /* fstp9 sti, undocumented op */ | |
19e6c4b8 FB |
4958 | tcg_gen_helper_0_1(helper_fmov_STN_ST0, tcg_const_i32(opreg)); |
4959 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
4960 | break; |
4961 | case 0x2c: /* fucom st(i) */ | |
19e6c4b8 FB |
4962 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
4963 | tcg_gen_helper_0_0(helper_fucom_ST0_FT0); | |
2c0262af FB |
4964 | break; |
4965 | case 0x2d: /* fucomp st(i) */ | |
19e6c4b8 FB |
4966 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
4967 | tcg_gen_helper_0_0(helper_fucom_ST0_FT0); | |
4968 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
4969 | break; |
4970 | case 0x33: /* de/3 */ | |
4971 | switch(rm) { | |
4972 | case 1: /* fcompp */ | |
19e6c4b8 FB |
4973 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(1)); |
4974 | tcg_gen_helper_0_0(helper_fcom_ST0_FT0); | |
4975 | tcg_gen_helper_0_0(helper_fpop); | |
4976 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
4977 | break; |
4978 | default: | |
4979 | goto illegal_op; | |
4980 | } | |
4981 | break; | |
c169c906 | 4982 | case 0x38: /* ffreep sti, undocumented op */ |
19e6c4b8 FB |
4983 | tcg_gen_helper_0_1(helper_ffree_STN, tcg_const_i32(opreg)); |
4984 | tcg_gen_helper_0_0(helper_fpop); | |
c169c906 | 4985 | break; |
2c0262af FB |
4986 | case 0x3c: /* df/4 */ |
4987 | switch(rm) { | |
4988 | case 0: | |
19e6c4b8 FB |
4989 | tcg_gen_helper_1_0(helper_fnstsw, cpu_tmp2); |
4990 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2); | |
4991 | gen_op_mov_reg_T0(OT_WORD, R_EAX); | |
2c0262af FB |
4992 | break; |
4993 | default: | |
4994 | goto illegal_op; | |
4995 | } | |
4996 | break; | |
4997 | case 0x3d: /* fucomip */ | |
4998 | if (s->cc_op != CC_OP_DYNAMIC) | |
4999 | gen_op_set_cc_op(s->cc_op); | |
19e6c4b8 FB |
5000 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
5001 | tcg_gen_helper_0_0(helper_fucomi_ST0_FT0); | |
5002 | tcg_gen_helper_0_0(helper_fpop); | |
5003 | gen_op_fcomi_dummy(); | |
2c0262af FB |
5004 | s->cc_op = CC_OP_EFLAGS; |
5005 | break; | |
5006 | case 0x3e: /* fcomip */ | |
5007 | if (s->cc_op != CC_OP_DYNAMIC) | |
5008 | gen_op_set_cc_op(s->cc_op); | |
19e6c4b8 FB |
5009 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
5010 | tcg_gen_helper_0_0(helper_fcomi_ST0_FT0); | |
5011 | tcg_gen_helper_0_0(helper_fpop); | |
5012 | gen_op_fcomi_dummy(); | |
2c0262af FB |
5013 | s->cc_op = CC_OP_EFLAGS; |
5014 | break; | |
a2cc3b24 FB |
5015 | case 0x10 ... 0x13: /* fcmovxx */ |
5016 | case 0x18 ... 0x1b: | |
5017 | { | |
19e6c4b8 | 5018 | int op1, l1; |
a2cc3b24 FB |
5019 | const static uint8_t fcmov_cc[8] = { |
5020 | (JCC_B << 1), | |
5021 | (JCC_Z << 1), | |
5022 | (JCC_BE << 1), | |
5023 | (JCC_P << 1), | |
5024 | }; | |
5025 | op1 = fcmov_cc[op & 3] | ((op >> 3) & 1); | |
5026 | gen_setcc(s, op1); | |
19e6c4b8 FB |
5027 | l1 = gen_new_label(); |
5028 | tcg_gen_brcond_tl(TCG_COND_EQ, cpu_T[0], tcg_const_tl(0), l1); | |
5029 | tcg_gen_helper_0_1(helper_fmov_ST0_STN, tcg_const_i32(opreg)); | |
5030 | gen_set_label(l1); | |
a2cc3b24 FB |
5031 | } |
5032 | break; | |
2c0262af FB |
5033 | default: |
5034 | goto illegal_op; | |
5035 | } | |
5036 | } | |
5037 | break; | |
5038 | /************************/ | |
5039 | /* string ops */ | |
5040 | ||
5041 | case 0xa4: /* movsS */ | |
5042 | case 0xa5: | |
5043 | if ((b & 1) == 0) | |
5044 | ot = OT_BYTE; | |
5045 | else | |
14ce26e7 | 5046 | ot = dflag + OT_WORD; |
2c0262af FB |
5047 | |
5048 | if (prefixes & (PREFIX_REPZ | PREFIX_REPNZ)) { | |
5049 | gen_repz_movs(s, ot, pc_start - s->cs_base, s->pc - s->cs_base); | |
5050 | } else { | |
5051 | gen_movs(s, ot); | |
5052 | } | |
5053 | break; | |
3b46e624 | 5054 | |
2c0262af FB |
5055 | case 0xaa: /* stosS */ |
5056 | case 0xab: | |
5057 | if ((b & 1) == 0) | |
5058 | ot = OT_BYTE; | |
5059 | else | |
14ce26e7 | 5060 | ot = dflag + OT_WORD; |
2c0262af FB |
5061 | |
5062 | if (prefixes & (PREFIX_REPZ | PREFIX_REPNZ)) { | |
5063 | gen_repz_stos(s, ot, pc_start - s->cs_base, s->pc - s->cs_base); | |
5064 | } else { | |
5065 | gen_stos(s, ot); | |
5066 | } | |
5067 | break; | |
5068 | case 0xac: /* lodsS */ | |
5069 | case 0xad: | |
5070 | if ((b & 1) == 0) | |
5071 | ot = OT_BYTE; | |
5072 | else | |
14ce26e7 | 5073 | ot = dflag + OT_WORD; |
2c0262af FB |
5074 | if (prefixes & (PREFIX_REPZ | PREFIX_REPNZ)) { |
5075 | gen_repz_lods(s, ot, pc_start - s->cs_base, s->pc - s->cs_base); | |
5076 | } else { | |
5077 | gen_lods(s, ot); | |
5078 | } | |
5079 | break; | |
5080 | case 0xae: /* scasS */ | |
5081 | case 0xaf: | |
5082 | if ((b & 1) == 0) | |
5083 | ot = OT_BYTE; | |
5084 | else | |
14ce26e7 | 5085 | ot = dflag + OT_WORD; |
2c0262af FB |
5086 | if (prefixes & PREFIX_REPNZ) { |
5087 | gen_repz_scas(s, ot, pc_start - s->cs_base, s->pc - s->cs_base, 1); | |
5088 | } else if (prefixes & PREFIX_REPZ) { | |
5089 | gen_repz_scas(s, ot, pc_start - s->cs_base, s->pc - s->cs_base, 0); | |
5090 | } else { | |
5091 | gen_scas(s, ot); | |
5092 | s->cc_op = CC_OP_SUBB + ot; | |
5093 | } | |
5094 | break; | |
5095 | ||
5096 | case 0xa6: /* cmpsS */ | |
5097 | case 0xa7: | |
5098 | if ((b & 1) == 0) | |
5099 | ot = OT_BYTE; | |
5100 | else | |
14ce26e7 | 5101 | ot = dflag + OT_WORD; |
2c0262af FB |
5102 | if (prefixes & PREFIX_REPNZ) { |
5103 | gen_repz_cmps(s, ot, pc_start - s->cs_base, s->pc - s->cs_base, 1); | |
5104 | } else if (prefixes & PREFIX_REPZ) { | |
5105 | gen_repz_cmps(s, ot, pc_start - s->cs_base, s->pc - s->cs_base, 0); | |
5106 | } else { | |
5107 | gen_cmps(s, ot); | |
5108 | s->cc_op = CC_OP_SUBB + ot; | |
5109 | } | |
5110 | break; | |
5111 | case 0x6c: /* insS */ | |
5112 | case 0x6d: | |
f115e911 FB |
5113 | if ((b & 1) == 0) |
5114 | ot = OT_BYTE; | |
5115 | else | |
5116 | ot = dflag ? OT_LONG : OT_WORD; | |
5117 | gen_check_io(s, ot, 1, pc_start - s->cs_base); | |
57fec1fe | 5118 | gen_op_mov_TN_reg(OT_WORD, 0, R_EDX); |
0573fbfc TS |
5119 | gen_op_andl_T0_ffff(); |
5120 | if (gen_svm_check_io(s, pc_start, | |
5121 | SVM_IOIO_TYPE_MASK | (1 << (4+ot)) | | |
5122 | svm_is_rep(prefixes) | 4 | (1 << (7+s->aflag)))) | |
5123 | break; | |
f115e911 FB |
5124 | if (prefixes & (PREFIX_REPZ | PREFIX_REPNZ)) { |
5125 | gen_repz_ins(s, ot, pc_start - s->cs_base, s->pc - s->cs_base); | |
2c0262af | 5126 | } else { |
f115e911 | 5127 | gen_ins(s, ot); |
2c0262af FB |
5128 | } |
5129 | break; | |
5130 | case 0x6e: /* outsS */ | |
5131 | case 0x6f: | |
f115e911 FB |
5132 | if ((b & 1) == 0) |
5133 | ot = OT_BYTE; | |
5134 | else | |
5135 | ot = dflag ? OT_LONG : OT_WORD; | |
5136 | gen_check_io(s, ot, 1, pc_start - s->cs_base); | |
57fec1fe | 5137 | gen_op_mov_TN_reg(OT_WORD, 0, R_EDX); |
0573fbfc TS |
5138 | gen_op_andl_T0_ffff(); |
5139 | if (gen_svm_check_io(s, pc_start, | |
5140 | (1 << (4+ot)) | svm_is_rep(prefixes) | | |
5141 | 4 | (1 << (7+s->aflag)))) | |
5142 | break; | |
f115e911 FB |
5143 | if (prefixes & (PREFIX_REPZ | PREFIX_REPNZ)) { |
5144 | gen_repz_outs(s, ot, pc_start - s->cs_base, s->pc - s->cs_base); | |
2c0262af | 5145 | } else { |
f115e911 | 5146 | gen_outs(s, ot); |
2c0262af FB |
5147 | } |
5148 | break; | |
5149 | ||
5150 | /************************/ | |
5151 | /* port I/O */ | |
0573fbfc | 5152 | |
2c0262af FB |
5153 | case 0xe4: |
5154 | case 0xe5: | |
f115e911 FB |
5155 | if ((b & 1) == 0) |
5156 | ot = OT_BYTE; | |
5157 | else | |
5158 | ot = dflag ? OT_LONG : OT_WORD; | |
5159 | val = ldub_code(s->pc++); | |
5160 | gen_op_movl_T0_im(val); | |
5161 | gen_check_io(s, ot, 0, pc_start - s->cs_base); | |
0573fbfc TS |
5162 | if (gen_svm_check_io(s, pc_start, |
5163 | SVM_IOIO_TYPE_MASK | svm_is_rep(prefixes) | | |
5164 | (1 << (4+ot)))) | |
5165 | break; | |
f115e911 | 5166 | gen_op_in[ot](); |
57fec1fe | 5167 | gen_op_mov_reg_T1(ot, R_EAX); |
2c0262af FB |
5168 | break; |
5169 | case 0xe6: | |
5170 | case 0xe7: | |
f115e911 FB |
5171 | if ((b & 1) == 0) |
5172 | ot = OT_BYTE; | |
5173 | else | |
5174 | ot = dflag ? OT_LONG : OT_WORD; | |
5175 | val = ldub_code(s->pc++); | |
5176 | gen_op_movl_T0_im(val); | |
5177 | gen_check_io(s, ot, 0, pc_start - s->cs_base); | |
0573fbfc TS |
5178 | if (gen_svm_check_io(s, pc_start, svm_is_rep(prefixes) | |
5179 | (1 << (4+ot)))) | |
5180 | break; | |
57fec1fe | 5181 | gen_op_mov_TN_reg(ot, 1, R_EAX); |
f115e911 | 5182 | gen_op_out[ot](); |
2c0262af FB |
5183 | break; |
5184 | case 0xec: | |
5185 | case 0xed: | |
f115e911 FB |
5186 | if ((b & 1) == 0) |
5187 | ot = OT_BYTE; | |
5188 | else | |
5189 | ot = dflag ? OT_LONG : OT_WORD; | |
57fec1fe | 5190 | gen_op_mov_TN_reg(OT_WORD, 0, R_EDX); |
4f31916f | 5191 | gen_op_andl_T0_ffff(); |
f115e911 | 5192 | gen_check_io(s, ot, 0, pc_start - s->cs_base); |
0573fbfc TS |
5193 | if (gen_svm_check_io(s, pc_start, |
5194 | SVM_IOIO_TYPE_MASK | svm_is_rep(prefixes) | | |
5195 | (1 << (4+ot)))) | |
5196 | break; | |
f115e911 | 5197 | gen_op_in[ot](); |
57fec1fe | 5198 | gen_op_mov_reg_T1(ot, R_EAX); |
2c0262af FB |
5199 | break; |
5200 | case 0xee: | |
5201 | case 0xef: | |
f115e911 FB |
5202 | if ((b & 1) == 0) |
5203 | ot = OT_BYTE; | |
5204 | else | |
5205 | ot = dflag ? OT_LONG : OT_WORD; | |
57fec1fe | 5206 | gen_op_mov_TN_reg(OT_WORD, 0, R_EDX); |
4f31916f | 5207 | gen_op_andl_T0_ffff(); |
f115e911 | 5208 | gen_check_io(s, ot, 0, pc_start - s->cs_base); |
0573fbfc TS |
5209 | if (gen_svm_check_io(s, pc_start, |
5210 | svm_is_rep(prefixes) | (1 << (4+ot)))) | |
5211 | break; | |
57fec1fe | 5212 | gen_op_mov_TN_reg(ot, 1, R_EAX); |
f115e911 | 5213 | gen_op_out[ot](); |
2c0262af FB |
5214 | break; |
5215 | ||
5216 | /************************/ | |
5217 | /* control */ | |
5218 | case 0xc2: /* ret im */ | |
61382a50 | 5219 | val = ldsw_code(s->pc); |
2c0262af FB |
5220 | s->pc += 2; |
5221 | gen_pop_T0(s); | |
8f091a59 FB |
5222 | if (CODE64(s) && s->dflag) |
5223 | s->dflag = 2; | |
2c0262af FB |
5224 | gen_stack_update(s, val + (2 << s->dflag)); |
5225 | if (s->dflag == 0) | |
5226 | gen_op_andl_T0_ffff(); | |
5227 | gen_op_jmp_T0(); | |
5228 | gen_eob(s); | |
5229 | break; | |
5230 | case 0xc3: /* ret */ | |
5231 | gen_pop_T0(s); | |
5232 | gen_pop_update(s); | |
5233 | if (s->dflag == 0) | |
5234 | gen_op_andl_T0_ffff(); | |
5235 | gen_op_jmp_T0(); | |
5236 | gen_eob(s); | |
5237 | break; | |
5238 | case 0xca: /* lret im */ | |
61382a50 | 5239 | val = ldsw_code(s->pc); |
2c0262af FB |
5240 | s->pc += 2; |
5241 | do_lret: | |
5242 | if (s->pe && !s->vm86) { | |
5243 | if (s->cc_op != CC_OP_DYNAMIC) | |
5244 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 5245 | gen_jmp_im(pc_start - s->cs_base); |
2c0262af FB |
5246 | gen_op_lret_protected(s->dflag, val); |
5247 | } else { | |
5248 | gen_stack_A0(s); | |
5249 | /* pop offset */ | |
57fec1fe | 5250 | gen_op_ld_T0_A0(1 + s->dflag + s->mem_index); |
2c0262af FB |
5251 | if (s->dflag == 0) |
5252 | gen_op_andl_T0_ffff(); | |
5253 | /* NOTE: keeping EIP updated is not a problem in case of | |
5254 | exception */ | |
5255 | gen_op_jmp_T0(); | |
5256 | /* pop selector */ | |
5257 | gen_op_addl_A0_im(2 << s->dflag); | |
57fec1fe | 5258 | gen_op_ld_T0_A0(1 + s->dflag + s->mem_index); |
2c0262af FB |
5259 | gen_op_movl_seg_T0_vm(offsetof(CPUX86State,segs[R_CS])); |
5260 | /* add stack offset */ | |
5261 | gen_stack_update(s, val + (4 << s->dflag)); | |
5262 | } | |
5263 | gen_eob(s); | |
5264 | break; | |
5265 | case 0xcb: /* lret */ | |
5266 | val = 0; | |
5267 | goto do_lret; | |
5268 | case 0xcf: /* iret */ | |
0573fbfc TS |
5269 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_IRET)) |
5270 | break; | |
2c0262af FB |
5271 | if (!s->pe) { |
5272 | /* real mode */ | |
5273 | gen_op_iret_real(s->dflag); | |
5274 | s->cc_op = CC_OP_EFLAGS; | |
f115e911 FB |
5275 | } else if (s->vm86) { |
5276 | if (s->iopl != 3) { | |
5277 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5278 | } else { | |
5279 | gen_op_iret_real(s->dflag); | |
5280 | s->cc_op = CC_OP_EFLAGS; | |
5281 | } | |
2c0262af FB |
5282 | } else { |
5283 | if (s->cc_op != CC_OP_DYNAMIC) | |
5284 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 5285 | gen_jmp_im(pc_start - s->cs_base); |
08cea4ee | 5286 | gen_op_iret_protected(s->dflag, s->pc - s->cs_base); |
2c0262af FB |
5287 | s->cc_op = CC_OP_EFLAGS; |
5288 | } | |
5289 | gen_eob(s); | |
5290 | break; | |
5291 | case 0xe8: /* call im */ | |
5292 | { | |
14ce26e7 FB |
5293 | if (dflag) |
5294 | tval = (int32_t)insn_get(s, OT_LONG); | |
5295 | else | |
5296 | tval = (int16_t)insn_get(s, OT_WORD); | |
2c0262af | 5297 | next_eip = s->pc - s->cs_base; |
14ce26e7 | 5298 | tval += next_eip; |
2c0262af | 5299 | if (s->dflag == 0) |
14ce26e7 FB |
5300 | tval &= 0xffff; |
5301 | gen_movtl_T0_im(next_eip); | |
2c0262af | 5302 | gen_push_T0(s); |
14ce26e7 | 5303 | gen_jmp(s, tval); |
2c0262af FB |
5304 | } |
5305 | break; | |
5306 | case 0x9a: /* lcall im */ | |
5307 | { | |
5308 | unsigned int selector, offset; | |
3b46e624 | 5309 | |
14ce26e7 FB |
5310 | if (CODE64(s)) |
5311 | goto illegal_op; | |
2c0262af FB |
5312 | ot = dflag ? OT_LONG : OT_WORD; |
5313 | offset = insn_get(s, ot); | |
5314 | selector = insn_get(s, OT_WORD); | |
3b46e624 | 5315 | |
2c0262af | 5316 | gen_op_movl_T0_im(selector); |
14ce26e7 | 5317 | gen_op_movl_T1_imu(offset); |
2c0262af FB |
5318 | } |
5319 | goto do_lcall; | |
ecada8a2 | 5320 | case 0xe9: /* jmp im */ |
14ce26e7 FB |
5321 | if (dflag) |
5322 | tval = (int32_t)insn_get(s, OT_LONG); | |
5323 | else | |
5324 | tval = (int16_t)insn_get(s, OT_WORD); | |
5325 | tval += s->pc - s->cs_base; | |
2c0262af | 5326 | if (s->dflag == 0) |
14ce26e7 FB |
5327 | tval &= 0xffff; |
5328 | gen_jmp(s, tval); | |
2c0262af FB |
5329 | break; |
5330 | case 0xea: /* ljmp im */ | |
5331 | { | |
5332 | unsigned int selector, offset; | |
5333 | ||
14ce26e7 FB |
5334 | if (CODE64(s)) |
5335 | goto illegal_op; | |
2c0262af FB |
5336 | ot = dflag ? OT_LONG : OT_WORD; |
5337 | offset = insn_get(s, ot); | |
5338 | selector = insn_get(s, OT_WORD); | |
3b46e624 | 5339 | |
2c0262af | 5340 | gen_op_movl_T0_im(selector); |
14ce26e7 | 5341 | gen_op_movl_T1_imu(offset); |
2c0262af FB |
5342 | } |
5343 | goto do_ljmp; | |
5344 | case 0xeb: /* jmp Jb */ | |
14ce26e7 FB |
5345 | tval = (int8_t)insn_get(s, OT_BYTE); |
5346 | tval += s->pc - s->cs_base; | |
2c0262af | 5347 | if (s->dflag == 0) |
14ce26e7 FB |
5348 | tval &= 0xffff; |
5349 | gen_jmp(s, tval); | |
2c0262af FB |
5350 | break; |
5351 | case 0x70 ... 0x7f: /* jcc Jb */ | |
14ce26e7 | 5352 | tval = (int8_t)insn_get(s, OT_BYTE); |
2c0262af FB |
5353 | goto do_jcc; |
5354 | case 0x180 ... 0x18f: /* jcc Jv */ | |
5355 | if (dflag) { | |
14ce26e7 | 5356 | tval = (int32_t)insn_get(s, OT_LONG); |
2c0262af | 5357 | } else { |
5fafdf24 | 5358 | tval = (int16_t)insn_get(s, OT_WORD); |
2c0262af FB |
5359 | } |
5360 | do_jcc: | |
5361 | next_eip = s->pc - s->cs_base; | |
14ce26e7 | 5362 | tval += next_eip; |
2c0262af | 5363 | if (s->dflag == 0) |
14ce26e7 FB |
5364 | tval &= 0xffff; |
5365 | gen_jcc(s, b, tval, next_eip); | |
2c0262af FB |
5366 | break; |
5367 | ||
5368 | case 0x190 ... 0x19f: /* setcc Gv */ | |
61382a50 | 5369 | modrm = ldub_code(s->pc++); |
2c0262af FB |
5370 | gen_setcc(s, b); |
5371 | gen_ldst_modrm(s, modrm, OT_BYTE, OR_TMP0, 1); | |
5372 | break; | |
5373 | case 0x140 ... 0x14f: /* cmov Gv, Ev */ | |
14ce26e7 | 5374 | ot = dflag + OT_WORD; |
61382a50 | 5375 | modrm = ldub_code(s->pc++); |
14ce26e7 | 5376 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af FB |
5377 | mod = (modrm >> 6) & 3; |
5378 | gen_setcc(s, b); | |
5379 | if (mod != 3) { | |
5380 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe | 5381 | gen_op_ld_T1_A0(ot + s->mem_index); |
2c0262af | 5382 | } else { |
14ce26e7 | 5383 | rm = (modrm & 7) | REX_B(s); |
57fec1fe | 5384 | gen_op_mov_TN_reg(ot, 1, rm); |
2c0262af FB |
5385 | } |
5386 | gen_op_cmov_reg_T1_T0[ot - OT_WORD][reg](); | |
5387 | break; | |
3b46e624 | 5388 | |
2c0262af FB |
5389 | /************************/ |
5390 | /* flags */ | |
5391 | case 0x9c: /* pushf */ | |
0573fbfc TS |
5392 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_PUSHF)) |
5393 | break; | |
2c0262af FB |
5394 | if (s->vm86 && s->iopl != 3) { |
5395 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5396 | } else { | |
5397 | if (s->cc_op != CC_OP_DYNAMIC) | |
5398 | gen_op_set_cc_op(s->cc_op); | |
5399 | gen_op_movl_T0_eflags(); | |
5400 | gen_push_T0(s); | |
5401 | } | |
5402 | break; | |
5403 | case 0x9d: /* popf */ | |
0573fbfc TS |
5404 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_POPF)) |
5405 | break; | |
2c0262af FB |
5406 | if (s->vm86 && s->iopl != 3) { |
5407 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5408 | } else { | |
5409 | gen_pop_T0(s); | |
5410 | if (s->cpl == 0) { | |
5411 | if (s->dflag) { | |
5412 | gen_op_movl_eflags_T0_cpl0(); | |
5413 | } else { | |
5414 | gen_op_movw_eflags_T0_cpl0(); | |
5415 | } | |
5416 | } else { | |
4136f33c FB |
5417 | if (s->cpl <= s->iopl) { |
5418 | if (s->dflag) { | |
5419 | gen_op_movl_eflags_T0_io(); | |
5420 | } else { | |
5421 | gen_op_movw_eflags_T0_io(); | |
5422 | } | |
2c0262af | 5423 | } else { |
4136f33c FB |
5424 | if (s->dflag) { |
5425 | gen_op_movl_eflags_T0(); | |
5426 | } else { | |
5427 | gen_op_movw_eflags_T0(); | |
5428 | } | |
2c0262af FB |
5429 | } |
5430 | } | |
5431 | gen_pop_update(s); | |
5432 | s->cc_op = CC_OP_EFLAGS; | |
5433 | /* abort translation because TF flag may change */ | |
14ce26e7 | 5434 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
5435 | gen_eob(s); |
5436 | } | |
5437 | break; | |
5438 | case 0x9e: /* sahf */ | |
14ce26e7 FB |
5439 | if (CODE64(s)) |
5440 | goto illegal_op; | |
57fec1fe | 5441 | gen_op_mov_TN_reg(OT_BYTE, 0, R_AH); |
2c0262af FB |
5442 | if (s->cc_op != CC_OP_DYNAMIC) |
5443 | gen_op_set_cc_op(s->cc_op); | |
5444 | gen_op_movb_eflags_T0(); | |
5445 | s->cc_op = CC_OP_EFLAGS; | |
5446 | break; | |
5447 | case 0x9f: /* lahf */ | |
14ce26e7 FB |
5448 | if (CODE64(s)) |
5449 | goto illegal_op; | |
2c0262af FB |
5450 | if (s->cc_op != CC_OP_DYNAMIC) |
5451 | gen_op_set_cc_op(s->cc_op); | |
5452 | gen_op_movl_T0_eflags(); | |
57fec1fe | 5453 | gen_op_mov_reg_T0(OT_BYTE, R_AH); |
2c0262af FB |
5454 | break; |
5455 | case 0xf5: /* cmc */ | |
5456 | if (s->cc_op != CC_OP_DYNAMIC) | |
5457 | gen_op_set_cc_op(s->cc_op); | |
5458 | gen_op_cmc(); | |
5459 | s->cc_op = CC_OP_EFLAGS; | |
5460 | break; | |
5461 | case 0xf8: /* clc */ | |
5462 | if (s->cc_op != CC_OP_DYNAMIC) | |
5463 | gen_op_set_cc_op(s->cc_op); | |
5464 | gen_op_clc(); | |
5465 | s->cc_op = CC_OP_EFLAGS; | |
5466 | break; | |
5467 | case 0xf9: /* stc */ | |
5468 | if (s->cc_op != CC_OP_DYNAMIC) | |
5469 | gen_op_set_cc_op(s->cc_op); | |
5470 | gen_op_stc(); | |
5471 | s->cc_op = CC_OP_EFLAGS; | |
5472 | break; | |
5473 | case 0xfc: /* cld */ | |
5474 | gen_op_cld(); | |
5475 | break; | |
5476 | case 0xfd: /* std */ | |
5477 | gen_op_std(); | |
5478 | break; | |
5479 | ||
5480 | /************************/ | |
5481 | /* bit operations */ | |
5482 | case 0x1ba: /* bt/bts/btr/btc Gv, im */ | |
14ce26e7 | 5483 | ot = dflag + OT_WORD; |
61382a50 | 5484 | modrm = ldub_code(s->pc++); |
33698e5f | 5485 | op = (modrm >> 3) & 7; |
2c0262af | 5486 | mod = (modrm >> 6) & 3; |
14ce26e7 | 5487 | rm = (modrm & 7) | REX_B(s); |
2c0262af | 5488 | if (mod != 3) { |
14ce26e7 | 5489 | s->rip_offset = 1; |
2c0262af | 5490 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
57fec1fe | 5491 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 5492 | } else { |
57fec1fe | 5493 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af FB |
5494 | } |
5495 | /* load shift */ | |
61382a50 | 5496 | val = ldub_code(s->pc++); |
2c0262af FB |
5497 | gen_op_movl_T1_im(val); |
5498 | if (op < 4) | |
5499 | goto illegal_op; | |
5500 | op -= 4; | |
5501 | gen_op_btx_T0_T1_cc[ot - OT_WORD][op](); | |
5502 | s->cc_op = CC_OP_SARB + ot; | |
5503 | if (op != 0) { | |
5504 | if (mod != 3) | |
57fec1fe | 5505 | gen_op_st_T0_A0(ot + s->mem_index); |
2c0262af | 5506 | else |
57fec1fe | 5507 | gen_op_mov_reg_T0(ot, rm); |
2c0262af FB |
5508 | gen_op_update_bt_cc(); |
5509 | } | |
5510 | break; | |
5511 | case 0x1a3: /* bt Gv, Ev */ | |
5512 | op = 0; | |
5513 | goto do_btx; | |
5514 | case 0x1ab: /* bts */ | |
5515 | op = 1; | |
5516 | goto do_btx; | |
5517 | case 0x1b3: /* btr */ | |
5518 | op = 2; | |
5519 | goto do_btx; | |
5520 | case 0x1bb: /* btc */ | |
5521 | op = 3; | |
5522 | do_btx: | |
14ce26e7 | 5523 | ot = dflag + OT_WORD; |
61382a50 | 5524 | modrm = ldub_code(s->pc++); |
14ce26e7 | 5525 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af | 5526 | mod = (modrm >> 6) & 3; |
14ce26e7 | 5527 | rm = (modrm & 7) | REX_B(s); |
57fec1fe | 5528 | gen_op_mov_TN_reg(OT_LONG, 1, reg); |
2c0262af FB |
5529 | if (mod != 3) { |
5530 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
5531 | /* specific case: we need to add a displacement */ | |
14ce26e7 | 5532 | gen_op_add_bit_A0_T1[ot - OT_WORD](); |
57fec1fe | 5533 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 5534 | } else { |
57fec1fe | 5535 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af FB |
5536 | } |
5537 | gen_op_btx_T0_T1_cc[ot - OT_WORD][op](); | |
5538 | s->cc_op = CC_OP_SARB + ot; | |
5539 | if (op != 0) { | |
5540 | if (mod != 3) | |
57fec1fe | 5541 | gen_op_st_T0_A0(ot + s->mem_index); |
2c0262af | 5542 | else |
57fec1fe | 5543 | gen_op_mov_reg_T0(ot, rm); |
2c0262af FB |
5544 | gen_op_update_bt_cc(); |
5545 | } | |
5546 | break; | |
5547 | case 0x1bc: /* bsf */ | |
5548 | case 0x1bd: /* bsr */ | |
14ce26e7 | 5549 | ot = dflag + OT_WORD; |
61382a50 | 5550 | modrm = ldub_code(s->pc++); |
14ce26e7 | 5551 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af | 5552 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 0); |
686f3f26 FB |
5553 | /* NOTE: in order to handle the 0 case, we must load the |
5554 | result. It could be optimized with a generated jump */ | |
57fec1fe | 5555 | gen_op_mov_TN_reg(ot, 1, reg); |
2c0262af | 5556 | gen_op_bsx_T0_cc[ot - OT_WORD][b & 1](); |
57fec1fe | 5557 | gen_op_mov_reg_T1(ot, reg); |
2c0262af FB |
5558 | s->cc_op = CC_OP_LOGICB + ot; |
5559 | break; | |
5560 | /************************/ | |
5561 | /* bcd */ | |
5562 | case 0x27: /* daa */ | |
14ce26e7 FB |
5563 | if (CODE64(s)) |
5564 | goto illegal_op; | |
2c0262af FB |
5565 | if (s->cc_op != CC_OP_DYNAMIC) |
5566 | gen_op_set_cc_op(s->cc_op); | |
5567 | gen_op_daa(); | |
5568 | s->cc_op = CC_OP_EFLAGS; | |
5569 | break; | |
5570 | case 0x2f: /* das */ | |
14ce26e7 FB |
5571 | if (CODE64(s)) |
5572 | goto illegal_op; | |
2c0262af FB |
5573 | if (s->cc_op != CC_OP_DYNAMIC) |
5574 | gen_op_set_cc_op(s->cc_op); | |
5575 | gen_op_das(); | |
5576 | s->cc_op = CC_OP_EFLAGS; | |
5577 | break; | |
5578 | case 0x37: /* aaa */ | |
14ce26e7 FB |
5579 | if (CODE64(s)) |
5580 | goto illegal_op; | |
2c0262af FB |
5581 | if (s->cc_op != CC_OP_DYNAMIC) |
5582 | gen_op_set_cc_op(s->cc_op); | |
5583 | gen_op_aaa(); | |
5584 | s->cc_op = CC_OP_EFLAGS; | |
5585 | break; | |
5586 | case 0x3f: /* aas */ | |
14ce26e7 FB |
5587 | if (CODE64(s)) |
5588 | goto illegal_op; | |
2c0262af FB |
5589 | if (s->cc_op != CC_OP_DYNAMIC) |
5590 | gen_op_set_cc_op(s->cc_op); | |
5591 | gen_op_aas(); | |
5592 | s->cc_op = CC_OP_EFLAGS; | |
5593 | break; | |
5594 | case 0xd4: /* aam */ | |
14ce26e7 FB |
5595 | if (CODE64(s)) |
5596 | goto illegal_op; | |
61382a50 | 5597 | val = ldub_code(s->pc++); |
b6d7c3db TS |
5598 | if (val == 0) { |
5599 | gen_exception(s, EXCP00_DIVZ, pc_start - s->cs_base); | |
5600 | } else { | |
5601 | gen_op_aam(val); | |
5602 | s->cc_op = CC_OP_LOGICB; | |
5603 | } | |
2c0262af FB |
5604 | break; |
5605 | case 0xd5: /* aad */ | |
14ce26e7 FB |
5606 | if (CODE64(s)) |
5607 | goto illegal_op; | |
61382a50 | 5608 | val = ldub_code(s->pc++); |
2c0262af FB |
5609 | gen_op_aad(val); |
5610 | s->cc_op = CC_OP_LOGICB; | |
5611 | break; | |
5612 | /************************/ | |
5613 | /* misc */ | |
5614 | case 0x90: /* nop */ | |
14ce26e7 | 5615 | /* XXX: xchg + rex handling */ |
ab1f142b FB |
5616 | /* XXX: correct lock test for all insn */ |
5617 | if (prefixes & PREFIX_LOCK) | |
5618 | goto illegal_op; | |
0573fbfc TS |
5619 | if (prefixes & PREFIX_REPZ) { |
5620 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_PAUSE); | |
5621 | } | |
2c0262af FB |
5622 | break; |
5623 | case 0x9b: /* fwait */ | |
5fafdf24 | 5624 | if ((s->flags & (HF_MP_MASK | HF_TS_MASK)) == |
7eee2a50 FB |
5625 | (HF_MP_MASK | HF_TS_MASK)) { |
5626 | gen_exception(s, EXCP07_PREX, pc_start - s->cs_base); | |
2ee73ac3 FB |
5627 | } else { |
5628 | if (s->cc_op != CC_OP_DYNAMIC) | |
5629 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 5630 | gen_jmp_im(pc_start - s->cs_base); |
19e6c4b8 | 5631 | tcg_gen_helper_0_0(helper_fwait); |
7eee2a50 | 5632 | } |
2c0262af FB |
5633 | break; |
5634 | case 0xcc: /* int3 */ | |
0573fbfc TS |
5635 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_SWINT)) |
5636 | break; | |
2c0262af FB |
5637 | gen_interrupt(s, EXCP03_INT3, pc_start - s->cs_base, s->pc - s->cs_base); |
5638 | break; | |
5639 | case 0xcd: /* int N */ | |
61382a50 | 5640 | val = ldub_code(s->pc++); |
0573fbfc TS |
5641 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_SWINT)) |
5642 | break; | |
f115e911 | 5643 | if (s->vm86 && s->iopl != 3) { |
5fafdf24 | 5644 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); |
f115e911 FB |
5645 | } else { |
5646 | gen_interrupt(s, val, pc_start - s->cs_base, s->pc - s->cs_base); | |
5647 | } | |
2c0262af FB |
5648 | break; |
5649 | case 0xce: /* into */ | |
14ce26e7 FB |
5650 | if (CODE64(s)) |
5651 | goto illegal_op; | |
0573fbfc TS |
5652 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_SWINT)) |
5653 | break; | |
2c0262af FB |
5654 | if (s->cc_op != CC_OP_DYNAMIC) |
5655 | gen_op_set_cc_op(s->cc_op); | |
a8ede8ba FB |
5656 | gen_jmp_im(pc_start - s->cs_base); |
5657 | gen_op_into(s->pc - pc_start); | |
2c0262af FB |
5658 | break; |
5659 | case 0xf1: /* icebp (undocumented, exits to external debugger) */ | |
0573fbfc TS |
5660 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_ICEBP)) |
5661 | break; | |
aba9d61e | 5662 | #if 1 |
2c0262af | 5663 | gen_debug(s, pc_start - s->cs_base); |
aba9d61e FB |
5664 | #else |
5665 | /* start debug */ | |
5666 | tb_flush(cpu_single_env); | |
5667 | cpu_set_log(CPU_LOG_INT | CPU_LOG_TB_IN_ASM); | |
5668 | #endif | |
2c0262af FB |
5669 | break; |
5670 | case 0xfa: /* cli */ | |
5671 | if (!s->vm86) { | |
5672 | if (s->cpl <= s->iopl) { | |
5673 | gen_op_cli(); | |
5674 | } else { | |
5675 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5676 | } | |
5677 | } else { | |
5678 | if (s->iopl == 3) { | |
5679 | gen_op_cli(); | |
5680 | } else { | |
5681 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5682 | } | |
5683 | } | |
5684 | break; | |
5685 | case 0xfb: /* sti */ | |
5686 | if (!s->vm86) { | |
5687 | if (s->cpl <= s->iopl) { | |
5688 | gen_sti: | |
5689 | gen_op_sti(); | |
5690 | /* interruptions are enabled only the first insn after sti */ | |
a2cc3b24 FB |
5691 | /* If several instructions disable interrupts, only the |
5692 | _first_ does it */ | |
5693 | if (!(s->tb->flags & HF_INHIBIT_IRQ_MASK)) | |
5694 | gen_op_set_inhibit_irq(); | |
2c0262af | 5695 | /* give a chance to handle pending irqs */ |
14ce26e7 | 5696 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
5697 | gen_eob(s); |
5698 | } else { | |
5699 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5700 | } | |
5701 | } else { | |
5702 | if (s->iopl == 3) { | |
5703 | goto gen_sti; | |
5704 | } else { | |
5705 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5706 | } | |
5707 | } | |
5708 | break; | |
5709 | case 0x62: /* bound */ | |
14ce26e7 FB |
5710 | if (CODE64(s)) |
5711 | goto illegal_op; | |
2c0262af | 5712 | ot = dflag ? OT_LONG : OT_WORD; |
61382a50 | 5713 | modrm = ldub_code(s->pc++); |
2c0262af FB |
5714 | reg = (modrm >> 3) & 7; |
5715 | mod = (modrm >> 6) & 3; | |
5716 | if (mod == 3) | |
5717 | goto illegal_op; | |
57fec1fe | 5718 | gen_op_mov_TN_reg(ot, 0, reg); |
2c0262af | 5719 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
14ce26e7 | 5720 | gen_jmp_im(pc_start - s->cs_base); |
2c0262af | 5721 | if (ot == OT_WORD) |
14ce26e7 | 5722 | gen_op_boundw(); |
2c0262af | 5723 | else |
14ce26e7 | 5724 | gen_op_boundl(); |
2c0262af FB |
5725 | break; |
5726 | case 0x1c8 ... 0x1cf: /* bswap reg */ | |
14ce26e7 FB |
5727 | reg = (b & 7) | REX_B(s); |
5728 | #ifdef TARGET_X86_64 | |
5729 | if (dflag == 2) { | |
57fec1fe FB |
5730 | gen_op_mov_TN_reg(OT_QUAD, 0, reg); |
5731 | tcg_gen_bswap_i64(cpu_T[0], cpu_T[0]); | |
5732 | gen_op_mov_reg_T0(OT_QUAD, reg); | |
5fafdf24 | 5733 | } else |
14ce26e7 | 5734 | { |
ac56dd48 | 5735 | TCGv tmp0; |
57fec1fe FB |
5736 | gen_op_mov_TN_reg(OT_LONG, 0, reg); |
5737 | ||
5738 | tmp0 = tcg_temp_new(TCG_TYPE_I32); | |
5739 | tcg_gen_trunc_i64_i32(tmp0, cpu_T[0]); | |
5740 | tcg_gen_bswap_i32(tmp0, tmp0); | |
5741 | tcg_gen_extu_i32_i64(cpu_T[0], tmp0); | |
5742 | gen_op_mov_reg_T0(OT_LONG, reg); | |
5743 | } | |
5744 | #else | |
5745 | { | |
5746 | gen_op_mov_TN_reg(OT_LONG, 0, reg); | |
5747 | tcg_gen_bswap_i32(cpu_T[0], cpu_T[0]); | |
5748 | gen_op_mov_reg_T0(OT_LONG, reg); | |
14ce26e7 | 5749 | } |
57fec1fe | 5750 | #endif |
2c0262af FB |
5751 | break; |
5752 | case 0xd6: /* salc */ | |
14ce26e7 FB |
5753 | if (CODE64(s)) |
5754 | goto illegal_op; | |
2c0262af FB |
5755 | if (s->cc_op != CC_OP_DYNAMIC) |
5756 | gen_op_set_cc_op(s->cc_op); | |
5757 | gen_op_salc(); | |
5758 | break; | |
5759 | case 0xe0: /* loopnz */ | |
5760 | case 0xe1: /* loopz */ | |
5761 | if (s->cc_op != CC_OP_DYNAMIC) | |
5762 | gen_op_set_cc_op(s->cc_op); | |
5763 | /* FALL THRU */ | |
5764 | case 0xe2: /* loop */ | |
5765 | case 0xe3: /* jecxz */ | |
14ce26e7 FB |
5766 | { |
5767 | int l1, l2; | |
5768 | ||
5769 | tval = (int8_t)insn_get(s, OT_BYTE); | |
5770 | next_eip = s->pc - s->cs_base; | |
5771 | tval += next_eip; | |
5772 | if (s->dflag == 0) | |
5773 | tval &= 0xffff; | |
3b46e624 | 5774 | |
14ce26e7 FB |
5775 | l1 = gen_new_label(); |
5776 | l2 = gen_new_label(); | |
5777 | b &= 3; | |
5778 | if (b == 3) { | |
5779 | gen_op_jz_ecx[s->aflag](l1); | |
5780 | } else { | |
5781 | gen_op_dec_ECX[s->aflag](); | |
0b9dc5e4 FB |
5782 | if (b <= 1) |
5783 | gen_op_mov_T0_cc(); | |
14ce26e7 FB |
5784 | gen_op_loop[s->aflag][b](l1); |
5785 | } | |
5786 | ||
5787 | gen_jmp_im(next_eip); | |
5788 | gen_op_jmp_label(l2); | |
5789 | gen_set_label(l1); | |
5790 | gen_jmp_im(tval); | |
5791 | gen_set_label(l2); | |
5792 | gen_eob(s); | |
5793 | } | |
2c0262af FB |
5794 | break; |
5795 | case 0x130: /* wrmsr */ | |
5796 | case 0x132: /* rdmsr */ | |
5797 | if (s->cpl != 0) { | |
5798 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5799 | } else { | |
0573fbfc TS |
5800 | int retval = 0; |
5801 | if (b & 2) { | |
5802 | retval = gen_svm_check_intercept_param(s, pc_start, SVM_EXIT_MSR, 0); | |
2c0262af | 5803 | gen_op_rdmsr(); |
0573fbfc TS |
5804 | } else { |
5805 | retval = gen_svm_check_intercept_param(s, pc_start, SVM_EXIT_MSR, 1); | |
2c0262af | 5806 | gen_op_wrmsr(); |
0573fbfc TS |
5807 | } |
5808 | if(retval) | |
5809 | gen_eob(s); | |
2c0262af FB |
5810 | } |
5811 | break; | |
5812 | case 0x131: /* rdtsc */ | |
0573fbfc TS |
5813 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_RDTSC)) |
5814 | break; | |
ecada8a2 | 5815 | gen_jmp_im(pc_start - s->cs_base); |
2c0262af FB |
5816 | gen_op_rdtsc(); |
5817 | break; | |
df01e0fc AZ |
5818 | case 0x133: /* rdpmc */ |
5819 | gen_jmp_im(pc_start - s->cs_base); | |
5820 | gen_op_rdpmc(); | |
5821 | break; | |
023fe10d | 5822 | case 0x134: /* sysenter */ |
14ce26e7 FB |
5823 | if (CODE64(s)) |
5824 | goto illegal_op; | |
023fe10d FB |
5825 | if (!s->pe) { |
5826 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5827 | } else { | |
5828 | if (s->cc_op != CC_OP_DYNAMIC) { | |
5829 | gen_op_set_cc_op(s->cc_op); | |
5830 | s->cc_op = CC_OP_DYNAMIC; | |
5831 | } | |
14ce26e7 | 5832 | gen_jmp_im(pc_start - s->cs_base); |
023fe10d FB |
5833 | gen_op_sysenter(); |
5834 | gen_eob(s); | |
5835 | } | |
5836 | break; | |
5837 | case 0x135: /* sysexit */ | |
14ce26e7 FB |
5838 | if (CODE64(s)) |
5839 | goto illegal_op; | |
023fe10d FB |
5840 | if (!s->pe) { |
5841 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5842 | } else { | |
5843 | if (s->cc_op != CC_OP_DYNAMIC) { | |
5844 | gen_op_set_cc_op(s->cc_op); | |
5845 | s->cc_op = CC_OP_DYNAMIC; | |
5846 | } | |
14ce26e7 | 5847 | gen_jmp_im(pc_start - s->cs_base); |
023fe10d FB |
5848 | gen_op_sysexit(); |
5849 | gen_eob(s); | |
5850 | } | |
5851 | break; | |
14ce26e7 FB |
5852 | #ifdef TARGET_X86_64 |
5853 | case 0x105: /* syscall */ | |
5854 | /* XXX: is it usable in real mode ? */ | |
5855 | if (s->cc_op != CC_OP_DYNAMIC) { | |
5856 | gen_op_set_cc_op(s->cc_op); | |
5857 | s->cc_op = CC_OP_DYNAMIC; | |
5858 | } | |
5859 | gen_jmp_im(pc_start - s->cs_base); | |
06c2f506 | 5860 | gen_op_syscall(s->pc - pc_start); |
14ce26e7 FB |
5861 | gen_eob(s); |
5862 | break; | |
5863 | case 0x107: /* sysret */ | |
5864 | if (!s->pe) { | |
5865 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5866 | } else { | |
5867 | if (s->cc_op != CC_OP_DYNAMIC) { | |
5868 | gen_op_set_cc_op(s->cc_op); | |
5869 | s->cc_op = CC_OP_DYNAMIC; | |
5870 | } | |
5871 | gen_jmp_im(pc_start - s->cs_base); | |
5872 | gen_op_sysret(s->dflag); | |
aba9d61e FB |
5873 | /* condition codes are modified only in long mode */ |
5874 | if (s->lma) | |
5875 | s->cc_op = CC_OP_EFLAGS; | |
14ce26e7 FB |
5876 | gen_eob(s); |
5877 | } | |
5878 | break; | |
5879 | #endif | |
2c0262af | 5880 | case 0x1a2: /* cpuid */ |
0573fbfc TS |
5881 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_CPUID)) |
5882 | break; | |
2c0262af FB |
5883 | gen_op_cpuid(); |
5884 | break; | |
5885 | case 0xf4: /* hlt */ | |
5886 | if (s->cpl != 0) { | |
5887 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5888 | } else { | |
0573fbfc TS |
5889 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_HLT)) |
5890 | break; | |
2c0262af FB |
5891 | if (s->cc_op != CC_OP_DYNAMIC) |
5892 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 5893 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
5894 | gen_op_hlt(); |
5895 | s->is_jmp = 3; | |
5896 | } | |
5897 | break; | |
5898 | case 0x100: | |
61382a50 | 5899 | modrm = ldub_code(s->pc++); |
2c0262af FB |
5900 | mod = (modrm >> 6) & 3; |
5901 | op = (modrm >> 3) & 7; | |
5902 | switch(op) { | |
5903 | case 0: /* sldt */ | |
f115e911 FB |
5904 | if (!s->pe || s->vm86) |
5905 | goto illegal_op; | |
0573fbfc TS |
5906 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_LDTR_READ)) |
5907 | break; | |
2c0262af FB |
5908 | gen_op_movl_T0_env(offsetof(CPUX86State,ldt.selector)); |
5909 | ot = OT_WORD; | |
5910 | if (mod == 3) | |
5911 | ot += s->dflag; | |
5912 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 1); | |
5913 | break; | |
5914 | case 2: /* lldt */ | |
f115e911 FB |
5915 | if (!s->pe || s->vm86) |
5916 | goto illegal_op; | |
2c0262af FB |
5917 | if (s->cpl != 0) { |
5918 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5919 | } else { | |
0573fbfc TS |
5920 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_LDTR_WRITE)) |
5921 | break; | |
2c0262af | 5922 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); |
14ce26e7 | 5923 | gen_jmp_im(pc_start - s->cs_base); |
2c0262af FB |
5924 | gen_op_lldt_T0(); |
5925 | } | |
5926 | break; | |
5927 | case 1: /* str */ | |
f115e911 FB |
5928 | if (!s->pe || s->vm86) |
5929 | goto illegal_op; | |
0573fbfc TS |
5930 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_TR_READ)) |
5931 | break; | |
2c0262af FB |
5932 | gen_op_movl_T0_env(offsetof(CPUX86State,tr.selector)); |
5933 | ot = OT_WORD; | |
5934 | if (mod == 3) | |
5935 | ot += s->dflag; | |
5936 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 1); | |
5937 | break; | |
5938 | case 3: /* ltr */ | |
f115e911 FB |
5939 | if (!s->pe || s->vm86) |
5940 | goto illegal_op; | |
2c0262af FB |
5941 | if (s->cpl != 0) { |
5942 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5943 | } else { | |
0573fbfc TS |
5944 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_TR_WRITE)) |
5945 | break; | |
2c0262af | 5946 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); |
14ce26e7 | 5947 | gen_jmp_im(pc_start - s->cs_base); |
2c0262af FB |
5948 | gen_op_ltr_T0(); |
5949 | } | |
5950 | break; | |
5951 | case 4: /* verr */ | |
5952 | case 5: /* verw */ | |
f115e911 FB |
5953 | if (!s->pe || s->vm86) |
5954 | goto illegal_op; | |
5955 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); | |
5956 | if (s->cc_op != CC_OP_DYNAMIC) | |
5957 | gen_op_set_cc_op(s->cc_op); | |
5958 | if (op == 4) | |
5959 | gen_op_verr(); | |
5960 | else | |
5961 | gen_op_verw(); | |
5962 | s->cc_op = CC_OP_EFLAGS; | |
5963 | break; | |
2c0262af FB |
5964 | default: |
5965 | goto illegal_op; | |
5966 | } | |
5967 | break; | |
5968 | case 0x101: | |
61382a50 | 5969 | modrm = ldub_code(s->pc++); |
2c0262af FB |
5970 | mod = (modrm >> 6) & 3; |
5971 | op = (modrm >> 3) & 7; | |
3d7374c5 | 5972 | rm = modrm & 7; |
2c0262af FB |
5973 | switch(op) { |
5974 | case 0: /* sgdt */ | |
2c0262af FB |
5975 | if (mod == 3) |
5976 | goto illegal_op; | |
0573fbfc TS |
5977 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_GDTR_READ)) |
5978 | break; | |
2c0262af | 5979 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
3d7374c5 | 5980 | gen_op_movl_T0_env(offsetof(CPUX86State, gdt.limit)); |
57fec1fe | 5981 | gen_op_st_T0_A0(OT_WORD + s->mem_index); |
aba9d61e | 5982 | gen_add_A0_im(s, 2); |
3d7374c5 | 5983 | gen_op_movtl_T0_env(offsetof(CPUX86State, gdt.base)); |
2c0262af FB |
5984 | if (!s->dflag) |
5985 | gen_op_andl_T0_im(0xffffff); | |
57fec1fe | 5986 | gen_op_st_T0_A0(CODE64(s) + OT_LONG + s->mem_index); |
2c0262af | 5987 | break; |
3d7374c5 FB |
5988 | case 1: |
5989 | if (mod == 3) { | |
5990 | switch (rm) { | |
5991 | case 0: /* monitor */ | |
5992 | if (!(s->cpuid_ext_features & CPUID_EXT_MONITOR) || | |
5993 | s->cpl != 0) | |
5994 | goto illegal_op; | |
0573fbfc TS |
5995 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_MONITOR)) |
5996 | break; | |
3d7374c5 FB |
5997 | gen_jmp_im(pc_start - s->cs_base); |
5998 | #ifdef TARGET_X86_64 | |
5999 | if (s->aflag == 2) { | |
57fec1fe | 6000 | gen_op_movq_A0_reg(R_EBX); |
3d7374c5 | 6001 | gen_op_addq_A0_AL(); |
5fafdf24 | 6002 | } else |
3d7374c5 FB |
6003 | #endif |
6004 | { | |
57fec1fe | 6005 | gen_op_movl_A0_reg(R_EBX); |
3d7374c5 FB |
6006 | gen_op_addl_A0_AL(); |
6007 | if (s->aflag == 0) | |
6008 | gen_op_andl_A0_ffff(); | |
6009 | } | |
6010 | gen_add_A0_ds_seg(s); | |
6011 | gen_op_monitor(); | |
6012 | break; | |
6013 | case 1: /* mwait */ | |
6014 | if (!(s->cpuid_ext_features & CPUID_EXT_MONITOR) || | |
6015 | s->cpl != 0) | |
6016 | goto illegal_op; | |
6017 | if (s->cc_op != CC_OP_DYNAMIC) { | |
6018 | gen_op_set_cc_op(s->cc_op); | |
6019 | s->cc_op = CC_OP_DYNAMIC; | |
6020 | } | |
0573fbfc TS |
6021 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_MWAIT)) |
6022 | break; | |
3d7374c5 FB |
6023 | gen_jmp_im(s->pc - s->cs_base); |
6024 | gen_op_mwait(); | |
6025 | gen_eob(s); | |
6026 | break; | |
6027 | default: | |
6028 | goto illegal_op; | |
6029 | } | |
6030 | } else { /* sidt */ | |
0573fbfc TS |
6031 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_IDTR_READ)) |
6032 | break; | |
3d7374c5 FB |
6033 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
6034 | gen_op_movl_T0_env(offsetof(CPUX86State, idt.limit)); | |
57fec1fe | 6035 | gen_op_st_T0_A0(OT_WORD + s->mem_index); |
3d7374c5 FB |
6036 | gen_add_A0_im(s, 2); |
6037 | gen_op_movtl_T0_env(offsetof(CPUX86State, idt.base)); | |
6038 | if (!s->dflag) | |
6039 | gen_op_andl_T0_im(0xffffff); | |
57fec1fe | 6040 | gen_op_st_T0_A0(CODE64(s) + OT_LONG + s->mem_index); |
3d7374c5 FB |
6041 | } |
6042 | break; | |
2c0262af FB |
6043 | case 2: /* lgdt */ |
6044 | case 3: /* lidt */ | |
0573fbfc TS |
6045 | if (mod == 3) { |
6046 | switch(rm) { | |
6047 | case 0: /* VMRUN */ | |
6048 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_VMRUN)) | |
6049 | break; | |
6050 | if (s->cc_op != CC_OP_DYNAMIC) | |
6051 | gen_op_set_cc_op(s->cc_op); | |
6052 | gen_jmp_im(s->pc - s->cs_base); | |
6053 | gen_op_vmrun(); | |
6054 | s->cc_op = CC_OP_EFLAGS; | |
6055 | gen_eob(s); | |
6056 | break; | |
6057 | case 1: /* VMMCALL */ | |
6058 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_VMMCALL)) | |
6059 | break; | |
6060 | /* FIXME: cause #UD if hflags & SVM */ | |
6061 | gen_op_vmmcall(); | |
6062 | break; | |
6063 | case 2: /* VMLOAD */ | |
6064 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_VMLOAD)) | |
6065 | break; | |
6066 | gen_op_vmload(); | |
6067 | break; | |
6068 | case 3: /* VMSAVE */ | |
6069 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_VMSAVE)) | |
6070 | break; | |
6071 | gen_op_vmsave(); | |
6072 | break; | |
6073 | case 4: /* STGI */ | |
6074 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_STGI)) | |
6075 | break; | |
6076 | gen_op_stgi(); | |
6077 | break; | |
6078 | case 5: /* CLGI */ | |
6079 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_CLGI)) | |
6080 | break; | |
6081 | gen_op_clgi(); | |
6082 | break; | |
6083 | case 6: /* SKINIT */ | |
6084 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_SKINIT)) | |
6085 | break; | |
6086 | gen_op_skinit(); | |
6087 | break; | |
6088 | case 7: /* INVLPGA */ | |
6089 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_INVLPGA)) | |
6090 | break; | |
6091 | gen_op_invlpga(); | |
6092 | break; | |
6093 | default: | |
6094 | goto illegal_op; | |
6095 | } | |
6096 | } else if (s->cpl != 0) { | |
2c0262af FB |
6097 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); |
6098 | } else { | |
0573fbfc TS |
6099 | if (gen_svm_check_intercept(s, pc_start, |
6100 | op==2 ? SVM_EXIT_GDTR_WRITE : SVM_EXIT_IDTR_WRITE)) | |
6101 | break; | |
2c0262af | 6102 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
57fec1fe | 6103 | gen_op_ld_T1_A0(OT_WORD + s->mem_index); |
aba9d61e | 6104 | gen_add_A0_im(s, 2); |
57fec1fe | 6105 | gen_op_ld_T0_A0(CODE64(s) + OT_LONG + s->mem_index); |
2c0262af FB |
6106 | if (!s->dflag) |
6107 | gen_op_andl_T0_im(0xffffff); | |
6108 | if (op == 2) { | |
14ce26e7 | 6109 | gen_op_movtl_env_T0(offsetof(CPUX86State,gdt.base)); |
2c0262af FB |
6110 | gen_op_movl_env_T1(offsetof(CPUX86State,gdt.limit)); |
6111 | } else { | |
14ce26e7 | 6112 | gen_op_movtl_env_T0(offsetof(CPUX86State,idt.base)); |
2c0262af FB |
6113 | gen_op_movl_env_T1(offsetof(CPUX86State,idt.limit)); |
6114 | } | |
6115 | } | |
6116 | break; | |
6117 | case 4: /* smsw */ | |
0573fbfc TS |
6118 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_READ_CR0)) |
6119 | break; | |
2c0262af FB |
6120 | gen_op_movl_T0_env(offsetof(CPUX86State,cr[0])); |
6121 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 1); | |
6122 | break; | |
6123 | case 6: /* lmsw */ | |
6124 | if (s->cpl != 0) { | |
6125 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6126 | } else { | |
0573fbfc TS |
6127 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_WRITE_CR0)) |
6128 | break; | |
2c0262af FB |
6129 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); |
6130 | gen_op_lmsw_T0(); | |
14ce26e7 | 6131 | gen_jmp_im(s->pc - s->cs_base); |
d71b9a8b | 6132 | gen_eob(s); |
2c0262af FB |
6133 | } |
6134 | break; | |
6135 | case 7: /* invlpg */ | |
6136 | if (s->cpl != 0) { | |
6137 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6138 | } else { | |
14ce26e7 FB |
6139 | if (mod == 3) { |
6140 | #ifdef TARGET_X86_64 | |
3d7374c5 | 6141 | if (CODE64(s) && rm == 0) { |
14ce26e7 FB |
6142 | /* swapgs */ |
6143 | gen_op_movtl_T0_env(offsetof(CPUX86State,segs[R_GS].base)); | |
6144 | gen_op_movtl_T1_env(offsetof(CPUX86State,kernelgsbase)); | |
6145 | gen_op_movtl_env_T1(offsetof(CPUX86State,segs[R_GS].base)); | |
6146 | gen_op_movtl_env_T0(offsetof(CPUX86State,kernelgsbase)); | |
5fafdf24 | 6147 | } else |
14ce26e7 FB |
6148 | #endif |
6149 | { | |
6150 | goto illegal_op; | |
6151 | } | |
6152 | } else { | |
0573fbfc TS |
6153 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_INVLPG)) |
6154 | break; | |
14ce26e7 FB |
6155 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
6156 | gen_op_invlpg_A0(); | |
6157 | gen_jmp_im(s->pc - s->cs_base); | |
6158 | gen_eob(s); | |
6159 | } | |
2c0262af FB |
6160 | } |
6161 | break; | |
6162 | default: | |
6163 | goto illegal_op; | |
6164 | } | |
6165 | break; | |
3415a4dd FB |
6166 | case 0x108: /* invd */ |
6167 | case 0x109: /* wbinvd */ | |
6168 | if (s->cpl != 0) { | |
6169 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6170 | } else { | |
ad848875 | 6171 | if (gen_svm_check_intercept(s, pc_start, (b & 2) ? SVM_EXIT_INVD : SVM_EXIT_WBINVD)) |
0573fbfc | 6172 | break; |
3415a4dd FB |
6173 | /* nothing to do */ |
6174 | } | |
6175 | break; | |
14ce26e7 FB |
6176 | case 0x63: /* arpl or movslS (x86_64) */ |
6177 | #ifdef TARGET_X86_64 | |
6178 | if (CODE64(s)) { | |
6179 | int d_ot; | |
6180 | /* d_ot is the size of destination */ | |
6181 | d_ot = dflag + OT_WORD; | |
6182 | ||
6183 | modrm = ldub_code(s->pc++); | |
6184 | reg = ((modrm >> 3) & 7) | rex_r; | |
6185 | mod = (modrm >> 6) & 3; | |
6186 | rm = (modrm & 7) | REX_B(s); | |
3b46e624 | 6187 | |
14ce26e7 | 6188 | if (mod == 3) { |
57fec1fe | 6189 | gen_op_mov_TN_reg(OT_LONG, 0, rm); |
14ce26e7 FB |
6190 | /* sign extend */ |
6191 | if (d_ot == OT_QUAD) | |
6192 | gen_op_movslq_T0_T0(); | |
57fec1fe | 6193 | gen_op_mov_reg_T0(d_ot, reg); |
14ce26e7 FB |
6194 | } else { |
6195 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
6196 | if (d_ot == OT_QUAD) { | |
57fec1fe | 6197 | gen_op_lds_T0_A0(OT_LONG + s->mem_index); |
14ce26e7 | 6198 | } else { |
57fec1fe | 6199 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
14ce26e7 | 6200 | } |
57fec1fe | 6201 | gen_op_mov_reg_T0(d_ot, reg); |
14ce26e7 | 6202 | } |
5fafdf24 | 6203 | } else |
14ce26e7 FB |
6204 | #endif |
6205 | { | |
6206 | if (!s->pe || s->vm86) | |
6207 | goto illegal_op; | |
6208 | ot = dflag ? OT_LONG : OT_WORD; | |
6209 | modrm = ldub_code(s->pc++); | |
6210 | reg = (modrm >> 3) & 7; | |
6211 | mod = (modrm >> 6) & 3; | |
6212 | rm = modrm & 7; | |
6213 | if (mod != 3) { | |
6214 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe | 6215 | gen_op_ld_T0_A0(ot + s->mem_index); |
14ce26e7 | 6216 | } else { |
57fec1fe | 6217 | gen_op_mov_TN_reg(ot, 0, rm); |
14ce26e7 FB |
6218 | } |
6219 | if (s->cc_op != CC_OP_DYNAMIC) | |
6220 | gen_op_set_cc_op(s->cc_op); | |
6221 | gen_op_arpl(); | |
6222 | s->cc_op = CC_OP_EFLAGS; | |
6223 | if (mod != 3) { | |
57fec1fe | 6224 | gen_op_st_T0_A0(ot + s->mem_index); |
14ce26e7 | 6225 | } else { |
57fec1fe | 6226 | gen_op_mov_reg_T0(ot, rm); |
14ce26e7 FB |
6227 | } |
6228 | gen_op_arpl_update(); | |
f115e911 | 6229 | } |
f115e911 | 6230 | break; |
2c0262af FB |
6231 | case 0x102: /* lar */ |
6232 | case 0x103: /* lsl */ | |
6233 | if (!s->pe || s->vm86) | |
6234 | goto illegal_op; | |
6235 | ot = dflag ? OT_LONG : OT_WORD; | |
61382a50 | 6236 | modrm = ldub_code(s->pc++); |
14ce26e7 | 6237 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af | 6238 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 0); |
57fec1fe | 6239 | gen_op_mov_TN_reg(ot, 1, reg); |
2c0262af FB |
6240 | if (s->cc_op != CC_OP_DYNAMIC) |
6241 | gen_op_set_cc_op(s->cc_op); | |
6242 | if (b == 0x102) | |
6243 | gen_op_lar(); | |
6244 | else | |
6245 | gen_op_lsl(); | |
6246 | s->cc_op = CC_OP_EFLAGS; | |
57fec1fe | 6247 | gen_op_mov_reg_T1(ot, reg); |
2c0262af FB |
6248 | break; |
6249 | case 0x118: | |
61382a50 | 6250 | modrm = ldub_code(s->pc++); |
2c0262af FB |
6251 | mod = (modrm >> 6) & 3; |
6252 | op = (modrm >> 3) & 7; | |
6253 | switch(op) { | |
6254 | case 0: /* prefetchnta */ | |
6255 | case 1: /* prefetchnt0 */ | |
6256 | case 2: /* prefetchnt0 */ | |
6257 | case 3: /* prefetchnt0 */ | |
6258 | if (mod == 3) | |
6259 | goto illegal_op; | |
6260 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
6261 | /* nothing more to do */ | |
6262 | break; | |
e17a36ce FB |
6263 | default: /* nop (multi byte) */ |
6264 | gen_nop_modrm(s, modrm); | |
6265 | break; | |
2c0262af FB |
6266 | } |
6267 | break; | |
e17a36ce FB |
6268 | case 0x119 ... 0x11f: /* nop (multi byte) */ |
6269 | modrm = ldub_code(s->pc++); | |
6270 | gen_nop_modrm(s, modrm); | |
6271 | break; | |
2c0262af FB |
6272 | case 0x120: /* mov reg, crN */ |
6273 | case 0x122: /* mov crN, reg */ | |
6274 | if (s->cpl != 0) { | |
6275 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6276 | } else { | |
61382a50 | 6277 | modrm = ldub_code(s->pc++); |
2c0262af FB |
6278 | if ((modrm & 0xc0) != 0xc0) |
6279 | goto illegal_op; | |
14ce26e7 FB |
6280 | rm = (modrm & 7) | REX_B(s); |
6281 | reg = ((modrm >> 3) & 7) | rex_r; | |
6282 | if (CODE64(s)) | |
6283 | ot = OT_QUAD; | |
6284 | else | |
6285 | ot = OT_LONG; | |
2c0262af FB |
6286 | switch(reg) { |
6287 | case 0: | |
6288 | case 2: | |
6289 | case 3: | |
6290 | case 4: | |
9230e66e | 6291 | case 8: |
2c0262af | 6292 | if (b & 2) { |
0573fbfc | 6293 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_WRITE_CR0 + reg); |
57fec1fe | 6294 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af | 6295 | gen_op_movl_crN_T0(reg); |
14ce26e7 | 6296 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
6297 | gen_eob(s); |
6298 | } else { | |
0573fbfc | 6299 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_READ_CR0 + reg); |
5fafdf24 | 6300 | #if !defined(CONFIG_USER_ONLY) |
9230e66e FB |
6301 | if (reg == 8) |
6302 | gen_op_movtl_T0_cr8(); | |
6303 | else | |
82e41634 | 6304 | #endif |
9230e66e | 6305 | gen_op_movtl_T0_env(offsetof(CPUX86State,cr[reg])); |
57fec1fe | 6306 | gen_op_mov_reg_T0(ot, rm); |
2c0262af FB |
6307 | } |
6308 | break; | |
6309 | default: | |
6310 | goto illegal_op; | |
6311 | } | |
6312 | } | |
6313 | break; | |
6314 | case 0x121: /* mov reg, drN */ | |
6315 | case 0x123: /* mov drN, reg */ | |
6316 | if (s->cpl != 0) { | |
6317 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6318 | } else { | |
61382a50 | 6319 | modrm = ldub_code(s->pc++); |
2c0262af FB |
6320 | if ((modrm & 0xc0) != 0xc0) |
6321 | goto illegal_op; | |
14ce26e7 FB |
6322 | rm = (modrm & 7) | REX_B(s); |
6323 | reg = ((modrm >> 3) & 7) | rex_r; | |
6324 | if (CODE64(s)) | |
6325 | ot = OT_QUAD; | |
6326 | else | |
6327 | ot = OT_LONG; | |
2c0262af | 6328 | /* XXX: do it dynamically with CR4.DE bit */ |
14ce26e7 | 6329 | if (reg == 4 || reg == 5 || reg >= 8) |
2c0262af FB |
6330 | goto illegal_op; |
6331 | if (b & 2) { | |
0573fbfc | 6332 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_WRITE_DR0 + reg); |
57fec1fe | 6333 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af | 6334 | gen_op_movl_drN_T0(reg); |
14ce26e7 | 6335 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
6336 | gen_eob(s); |
6337 | } else { | |
0573fbfc | 6338 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_READ_DR0 + reg); |
14ce26e7 | 6339 | gen_op_movtl_T0_env(offsetof(CPUX86State,dr[reg])); |
57fec1fe | 6340 | gen_op_mov_reg_T0(ot, rm); |
2c0262af FB |
6341 | } |
6342 | } | |
6343 | break; | |
6344 | case 0x106: /* clts */ | |
6345 | if (s->cpl != 0) { | |
6346 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6347 | } else { | |
0573fbfc | 6348 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_WRITE_CR0); |
2c0262af | 6349 | gen_op_clts(); |
7eee2a50 | 6350 | /* abort block because static cpu state changed */ |
14ce26e7 | 6351 | gen_jmp_im(s->pc - s->cs_base); |
7eee2a50 | 6352 | gen_eob(s); |
2c0262af FB |
6353 | } |
6354 | break; | |
a35f3ec7 | 6355 | /* MMX/3DNow!/SSE/SSE2/SSE3 support */ |
664e0f19 FB |
6356 | case 0x1c3: /* MOVNTI reg, mem */ |
6357 | if (!(s->cpuid_features & CPUID_SSE2)) | |
14ce26e7 | 6358 | goto illegal_op; |
664e0f19 FB |
6359 | ot = s->dflag == 2 ? OT_QUAD : OT_LONG; |
6360 | modrm = ldub_code(s->pc++); | |
6361 | mod = (modrm >> 6) & 3; | |
6362 | if (mod == 3) | |
6363 | goto illegal_op; | |
6364 | reg = ((modrm >> 3) & 7) | rex_r; | |
6365 | /* generate a generic store */ | |
6366 | gen_ldst_modrm(s, modrm, ot, reg, 1); | |
14ce26e7 | 6367 | break; |
664e0f19 FB |
6368 | case 0x1ae: |
6369 | modrm = ldub_code(s->pc++); | |
6370 | mod = (modrm >> 6) & 3; | |
6371 | op = (modrm >> 3) & 7; | |
6372 | switch(op) { | |
6373 | case 0: /* fxsave */ | |
5fafdf24 | 6374 | if (mod == 3 || !(s->cpuid_features & CPUID_FXSR) || |
0fd14b72 | 6375 | (s->flags & HF_EM_MASK)) |
14ce26e7 | 6376 | goto illegal_op; |
0fd14b72 FB |
6377 | if (s->flags & HF_TS_MASK) { |
6378 | gen_exception(s, EXCP07_PREX, pc_start - s->cs_base); | |
6379 | break; | |
6380 | } | |
664e0f19 | 6381 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
19e6c4b8 FB |
6382 | if (s->cc_op != CC_OP_DYNAMIC) |
6383 | gen_op_set_cc_op(s->cc_op); | |
6384 | gen_jmp_im(pc_start - s->cs_base); | |
6385 | tcg_gen_helper_0_2(helper_fxsave, | |
6386 | cpu_A0, tcg_const_i32((s->dflag == 2))); | |
664e0f19 FB |
6387 | break; |
6388 | case 1: /* fxrstor */ | |
5fafdf24 | 6389 | if (mod == 3 || !(s->cpuid_features & CPUID_FXSR) || |
0fd14b72 | 6390 | (s->flags & HF_EM_MASK)) |
14ce26e7 | 6391 | goto illegal_op; |
0fd14b72 FB |
6392 | if (s->flags & HF_TS_MASK) { |
6393 | gen_exception(s, EXCP07_PREX, pc_start - s->cs_base); | |
6394 | break; | |
6395 | } | |
664e0f19 | 6396 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
19e6c4b8 FB |
6397 | if (s->cc_op != CC_OP_DYNAMIC) |
6398 | gen_op_set_cc_op(s->cc_op); | |
6399 | gen_jmp_im(pc_start - s->cs_base); | |
6400 | tcg_gen_helper_0_2(helper_fxrstor, | |
6401 | cpu_A0, tcg_const_i32((s->dflag == 2))); | |
664e0f19 FB |
6402 | break; |
6403 | case 2: /* ldmxcsr */ | |
6404 | case 3: /* stmxcsr */ | |
6405 | if (s->flags & HF_TS_MASK) { | |
6406 | gen_exception(s, EXCP07_PREX, pc_start - s->cs_base); | |
6407 | break; | |
14ce26e7 | 6408 | } |
664e0f19 FB |
6409 | if ((s->flags & HF_EM_MASK) || !(s->flags & HF_OSFXSR_MASK) || |
6410 | mod == 3) | |
14ce26e7 | 6411 | goto illegal_op; |
664e0f19 FB |
6412 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
6413 | if (op == 2) { | |
57fec1fe | 6414 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
664e0f19 | 6415 | gen_op_movl_env_T0(offsetof(CPUX86State, mxcsr)); |
14ce26e7 | 6416 | } else { |
664e0f19 | 6417 | gen_op_movl_T0_env(offsetof(CPUX86State, mxcsr)); |
57fec1fe | 6418 | gen_op_st_T0_A0(OT_LONG + s->mem_index); |
14ce26e7 | 6419 | } |
664e0f19 FB |
6420 | break; |
6421 | case 5: /* lfence */ | |
6422 | case 6: /* mfence */ | |
664e0f19 FB |
6423 | if ((modrm & 0xc7) != 0xc0 || !(s->cpuid_features & CPUID_SSE)) |
6424 | goto illegal_op; | |
6425 | break; | |
8f091a59 FB |
6426 | case 7: /* sfence / clflush */ |
6427 | if ((modrm & 0xc7) == 0xc0) { | |
6428 | /* sfence */ | |
a35f3ec7 | 6429 | /* XXX: also check for cpuid_ext2_features & CPUID_EXT2_EMMX */ |
8f091a59 FB |
6430 | if (!(s->cpuid_features & CPUID_SSE)) |
6431 | goto illegal_op; | |
6432 | } else { | |
6433 | /* clflush */ | |
6434 | if (!(s->cpuid_features & CPUID_CLFLUSH)) | |
6435 | goto illegal_op; | |
6436 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
6437 | } | |
6438 | break; | |
664e0f19 | 6439 | default: |
14ce26e7 FB |
6440 | goto illegal_op; |
6441 | } | |
6442 | break; | |
a35f3ec7 | 6443 | case 0x10d: /* 3DNow! prefetch(w) */ |
8f091a59 | 6444 | modrm = ldub_code(s->pc++); |
a35f3ec7 AJ |
6445 | mod = (modrm >> 6) & 3; |
6446 | if (mod == 3) | |
6447 | goto illegal_op; | |
8f091a59 FB |
6448 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
6449 | /* ignore for now */ | |
6450 | break; | |
3b21e03e | 6451 | case 0x1aa: /* rsm */ |
0573fbfc TS |
6452 | if (gen_svm_check_intercept(s, pc_start, SVM_EXIT_RSM)) |
6453 | break; | |
3b21e03e FB |
6454 | if (!(s->flags & HF_SMM_MASK)) |
6455 | goto illegal_op; | |
6456 | if (s->cc_op != CC_OP_DYNAMIC) { | |
6457 | gen_op_set_cc_op(s->cc_op); | |
6458 | s->cc_op = CC_OP_DYNAMIC; | |
6459 | } | |
6460 | gen_jmp_im(s->pc - s->cs_base); | |
6461 | gen_op_rsm(); | |
6462 | gen_eob(s); | |
6463 | break; | |
a35f3ec7 AJ |
6464 | case 0x10e ... 0x10f: |
6465 | /* 3DNow! instructions, ignore prefixes */ | |
6466 | s->prefix &= ~(PREFIX_REPZ | PREFIX_REPNZ | PREFIX_DATA); | |
664e0f19 FB |
6467 | case 0x110 ... 0x117: |
6468 | case 0x128 ... 0x12f: | |
6469 | case 0x150 ... 0x177: | |
6470 | case 0x17c ... 0x17f: | |
6471 | case 0x1c2: | |
6472 | case 0x1c4 ... 0x1c6: | |
6473 | case 0x1d0 ... 0x1fe: | |
6474 | gen_sse(s, b, pc_start, rex_r); | |
6475 | break; | |
2c0262af FB |
6476 | default: |
6477 | goto illegal_op; | |
6478 | } | |
6479 | /* lock generation */ | |
6480 | if (s->prefix & PREFIX_LOCK) | |
6481 | gen_op_unlock(); | |
6482 | return s->pc; | |
6483 | illegal_op: | |
ab1f142b FB |
6484 | if (s->prefix & PREFIX_LOCK) |
6485 | gen_op_unlock(); | |
2c0262af FB |
6486 | /* XXX: ensure that no lock was generated */ |
6487 | gen_exception(s, EXCP06_ILLOP, pc_start - s->cs_base); | |
6488 | return s->pc; | |
6489 | } | |
6490 | ||
6491 | #define CC_OSZAPC (CC_O | CC_S | CC_Z | CC_A | CC_P | CC_C) | |
6492 | #define CC_OSZAP (CC_O | CC_S | CC_Z | CC_A | CC_P) | |
6493 | ||
6494 | /* flags read by an operation */ | |
5fafdf24 | 6495 | static uint16_t opc_read_flags[NB_OPS] = { |
2c0262af FB |
6496 | [INDEX_op_aas] = CC_A, |
6497 | [INDEX_op_aaa] = CC_A, | |
6498 | [INDEX_op_das] = CC_A | CC_C, | |
6499 | [INDEX_op_daa] = CC_A | CC_C, | |
6500 | ||
2c0262af | 6501 | /* subtle: due to the incl/decl implementation, C is used */ |
5fafdf24 | 6502 | [INDEX_op_update_inc_cc] = CC_C, |
2c0262af FB |
6503 | |
6504 | [INDEX_op_into] = CC_O, | |
6505 | ||
6506 | [INDEX_op_jb_subb] = CC_C, | |
6507 | [INDEX_op_jb_subw] = CC_C, | |
6508 | [INDEX_op_jb_subl] = CC_C, | |
6509 | ||
6510 | [INDEX_op_jz_subb] = CC_Z, | |
6511 | [INDEX_op_jz_subw] = CC_Z, | |
6512 | [INDEX_op_jz_subl] = CC_Z, | |
6513 | ||
6514 | [INDEX_op_jbe_subb] = CC_Z | CC_C, | |
6515 | [INDEX_op_jbe_subw] = CC_Z | CC_C, | |
6516 | [INDEX_op_jbe_subl] = CC_Z | CC_C, | |
6517 | ||
6518 | [INDEX_op_js_subb] = CC_S, | |
6519 | [INDEX_op_js_subw] = CC_S, | |
6520 | [INDEX_op_js_subl] = CC_S, | |
6521 | ||
6522 | [INDEX_op_jl_subb] = CC_O | CC_S, | |
6523 | [INDEX_op_jl_subw] = CC_O | CC_S, | |
6524 | [INDEX_op_jl_subl] = CC_O | CC_S, | |
6525 | ||
6526 | [INDEX_op_jle_subb] = CC_O | CC_S | CC_Z, | |
6527 | [INDEX_op_jle_subw] = CC_O | CC_S | CC_Z, | |
6528 | [INDEX_op_jle_subl] = CC_O | CC_S | CC_Z, | |
6529 | ||
6530 | [INDEX_op_loopnzw] = CC_Z, | |
6531 | [INDEX_op_loopnzl] = CC_Z, | |
6532 | [INDEX_op_loopzw] = CC_Z, | |
6533 | [INDEX_op_loopzl] = CC_Z, | |
6534 | ||
6535 | [INDEX_op_seto_T0_cc] = CC_O, | |
6536 | [INDEX_op_setb_T0_cc] = CC_C, | |
6537 | [INDEX_op_setz_T0_cc] = CC_Z, | |
6538 | [INDEX_op_setbe_T0_cc] = CC_Z | CC_C, | |
6539 | [INDEX_op_sets_T0_cc] = CC_S, | |
6540 | [INDEX_op_setp_T0_cc] = CC_P, | |
6541 | [INDEX_op_setl_T0_cc] = CC_O | CC_S, | |
6542 | [INDEX_op_setle_T0_cc] = CC_O | CC_S | CC_Z, | |
6543 | ||
6544 | [INDEX_op_setb_T0_subb] = CC_C, | |
6545 | [INDEX_op_setb_T0_subw] = CC_C, | |
6546 | [INDEX_op_setb_T0_subl] = CC_C, | |
6547 | ||
6548 | [INDEX_op_setz_T0_subb] = CC_Z, | |
6549 | [INDEX_op_setz_T0_subw] = CC_Z, | |
6550 | [INDEX_op_setz_T0_subl] = CC_Z, | |
6551 | ||
6552 | [INDEX_op_setbe_T0_subb] = CC_Z | CC_C, | |
6553 | [INDEX_op_setbe_T0_subw] = CC_Z | CC_C, | |
6554 | [INDEX_op_setbe_T0_subl] = CC_Z | CC_C, | |
6555 | ||
6556 | [INDEX_op_sets_T0_subb] = CC_S, | |
6557 | [INDEX_op_sets_T0_subw] = CC_S, | |
6558 | [INDEX_op_sets_T0_subl] = CC_S, | |
6559 | ||
6560 | [INDEX_op_setl_T0_subb] = CC_O | CC_S, | |
6561 | [INDEX_op_setl_T0_subw] = CC_O | CC_S, | |
6562 | [INDEX_op_setl_T0_subl] = CC_O | CC_S, | |
6563 | ||
6564 | [INDEX_op_setle_T0_subb] = CC_O | CC_S | CC_Z, | |
6565 | [INDEX_op_setle_T0_subw] = CC_O | CC_S | CC_Z, | |
6566 | [INDEX_op_setle_T0_subl] = CC_O | CC_S | CC_Z, | |
6567 | ||
6568 | [INDEX_op_movl_T0_eflags] = CC_OSZAPC, | |
6569 | [INDEX_op_cmc] = CC_C, | |
6570 | [INDEX_op_salc] = CC_C, | |
6571 | ||
7399c5a9 | 6572 | /* needed for correct flag optimisation before string ops */ |
14ce26e7 FB |
6573 | [INDEX_op_jnz_ecxw] = CC_OSZAPC, |
6574 | [INDEX_op_jnz_ecxl] = CC_OSZAPC, | |
7399c5a9 FB |
6575 | [INDEX_op_jz_ecxw] = CC_OSZAPC, |
6576 | [INDEX_op_jz_ecxl] = CC_OSZAPC, | |
14ce26e7 FB |
6577 | |
6578 | #ifdef TARGET_X86_64 | |
6579 | [INDEX_op_jb_subq] = CC_C, | |
6580 | [INDEX_op_jz_subq] = CC_Z, | |
6581 | [INDEX_op_jbe_subq] = CC_Z | CC_C, | |
6582 | [INDEX_op_js_subq] = CC_S, | |
6583 | [INDEX_op_jl_subq] = CC_O | CC_S, | |
6584 | [INDEX_op_jle_subq] = CC_O | CC_S | CC_Z, | |
6585 | ||
6586 | [INDEX_op_loopnzq] = CC_Z, | |
6587 | [INDEX_op_loopzq] = CC_Z, | |
6588 | ||
6589 | [INDEX_op_setb_T0_subq] = CC_C, | |
6590 | [INDEX_op_setz_T0_subq] = CC_Z, | |
6591 | [INDEX_op_setbe_T0_subq] = CC_Z | CC_C, | |
6592 | [INDEX_op_sets_T0_subq] = CC_S, | |
6593 | [INDEX_op_setl_T0_subq] = CC_O | CC_S, | |
6594 | [INDEX_op_setle_T0_subq] = CC_O | CC_S | CC_Z, | |
6595 | ||
6596 | [INDEX_op_jnz_ecxq] = CC_OSZAPC, | |
6597 | [INDEX_op_jz_ecxq] = CC_OSZAPC, | |
6598 | #endif | |
7399c5a9 | 6599 | |
4f31916f FB |
6600 | #define DEF_READF(SUFFIX)\ |
6601 | [INDEX_op_adcb ## SUFFIX ## _T0_T1_cc] = CC_C,\ | |
6602 | [INDEX_op_adcw ## SUFFIX ## _T0_T1_cc] = CC_C,\ | |
6603 | [INDEX_op_adcl ## SUFFIX ## _T0_T1_cc] = CC_C,\ | |
14ce26e7 | 6604 | X86_64_DEF([INDEX_op_adcq ## SUFFIX ## _T0_T1_cc] = CC_C,)\ |
4f31916f FB |
6605 | [INDEX_op_sbbb ## SUFFIX ## _T0_T1_cc] = CC_C,\ |
6606 | [INDEX_op_sbbw ## SUFFIX ## _T0_T1_cc] = CC_C,\ | |
6607 | [INDEX_op_sbbl ## SUFFIX ## _T0_T1_cc] = CC_C,\ | |
14ce26e7 | 6608 | X86_64_DEF([INDEX_op_sbbq ## SUFFIX ## _T0_T1_cc] = CC_C,)\ |
4f31916f FB |
6609 | \ |
6610 | [INDEX_op_rclb ## SUFFIX ## _T0_T1_cc] = CC_C,\ | |
6611 | [INDEX_op_rclw ## SUFFIX ## _T0_T1_cc] = CC_C,\ | |
6612 | [INDEX_op_rcll ## SUFFIX ## _T0_T1_cc] = CC_C,\ | |
14ce26e7 | 6613 | X86_64_DEF([INDEX_op_rclq ## SUFFIX ## _T0_T1_cc] = CC_C,)\ |
4f31916f FB |
6614 | [INDEX_op_rcrb ## SUFFIX ## _T0_T1_cc] = CC_C,\ |
6615 | [INDEX_op_rcrw ## SUFFIX ## _T0_T1_cc] = CC_C,\ | |
14ce26e7 FB |
6616 | [INDEX_op_rcrl ## SUFFIX ## _T0_T1_cc] = CC_C,\ |
6617 | X86_64_DEF([INDEX_op_rcrq ## SUFFIX ## _T0_T1_cc] = CC_C,) | |
4f31916f | 6618 | |
4bb2fcc7 | 6619 | DEF_READF( ) |
4f31916f FB |
6620 | DEF_READF(_raw) |
6621 | #ifndef CONFIG_USER_ONLY | |
6622 | DEF_READF(_kernel) | |
6623 | DEF_READF(_user) | |
6624 | #endif | |
2c0262af FB |
6625 | }; |
6626 | ||
6627 | /* flags written by an operation */ | |
5fafdf24 | 6628 | static uint16_t opc_write_flags[NB_OPS] = { |
2c0262af FB |
6629 | [INDEX_op_update2_cc] = CC_OSZAPC, |
6630 | [INDEX_op_update1_cc] = CC_OSZAPC, | |
6631 | [INDEX_op_cmpl_T0_T1_cc] = CC_OSZAPC, | |
6632 | [INDEX_op_update_neg_cc] = CC_OSZAPC, | |
6633 | /* subtle: due to the incl/decl implementation, C is used */ | |
5fafdf24 | 6634 | [INDEX_op_update_inc_cc] = CC_OSZAPC, |
2c0262af FB |
6635 | [INDEX_op_testl_T0_T1_cc] = CC_OSZAPC, |
6636 | ||
2c0262af | 6637 | [INDEX_op_mulb_AL_T0] = CC_OSZAPC, |
2c0262af | 6638 | [INDEX_op_mulw_AX_T0] = CC_OSZAPC, |
2c0262af | 6639 | [INDEX_op_mull_EAX_T0] = CC_OSZAPC, |
14ce26e7 FB |
6640 | X86_64_DEF([INDEX_op_mulq_EAX_T0] = CC_OSZAPC,) |
6641 | [INDEX_op_imulb_AL_T0] = CC_OSZAPC, | |
6642 | [INDEX_op_imulw_AX_T0] = CC_OSZAPC, | |
2c0262af | 6643 | [INDEX_op_imull_EAX_T0] = CC_OSZAPC, |
14ce26e7 | 6644 | X86_64_DEF([INDEX_op_imulq_EAX_T0] = CC_OSZAPC,) |
2c0262af FB |
6645 | [INDEX_op_imulw_T0_T1] = CC_OSZAPC, |
6646 | [INDEX_op_imull_T0_T1] = CC_OSZAPC, | |
14ce26e7 FB |
6647 | X86_64_DEF([INDEX_op_imulq_T0_T1] = CC_OSZAPC,) |
6648 | ||
664e0f19 | 6649 | /* sse */ |
5af45186 FB |
6650 | [INDEX_op_com_dummy] = CC_OSZAPC, |
6651 | [INDEX_op_com_dummy] = CC_OSZAPC, | |
6652 | [INDEX_op_com_dummy] = CC_OSZAPC, | |
6653 | [INDEX_op_com_dummy] = CC_OSZAPC, | |
664e0f19 | 6654 | |
2c0262af FB |
6655 | /* bcd */ |
6656 | [INDEX_op_aam] = CC_OSZAPC, | |
6657 | [INDEX_op_aad] = CC_OSZAPC, | |
6658 | [INDEX_op_aas] = CC_OSZAPC, | |
6659 | [INDEX_op_aaa] = CC_OSZAPC, | |
6660 | [INDEX_op_das] = CC_OSZAPC, | |
6661 | [INDEX_op_daa] = CC_OSZAPC, | |
6662 | ||
6663 | [INDEX_op_movb_eflags_T0] = CC_S | CC_Z | CC_A | CC_P | CC_C, | |
6664 | [INDEX_op_movw_eflags_T0] = CC_OSZAPC, | |
6665 | [INDEX_op_movl_eflags_T0] = CC_OSZAPC, | |
4136f33c FB |
6666 | [INDEX_op_movw_eflags_T0_io] = CC_OSZAPC, |
6667 | [INDEX_op_movl_eflags_T0_io] = CC_OSZAPC, | |
6668 | [INDEX_op_movw_eflags_T0_cpl0] = CC_OSZAPC, | |
6669 | [INDEX_op_movl_eflags_T0_cpl0] = CC_OSZAPC, | |
2c0262af FB |
6670 | [INDEX_op_clc] = CC_C, |
6671 | [INDEX_op_stc] = CC_C, | |
6672 | [INDEX_op_cmc] = CC_C, | |
6673 | ||
2c0262af FB |
6674 | [INDEX_op_btw_T0_T1_cc] = CC_OSZAPC, |
6675 | [INDEX_op_btl_T0_T1_cc] = CC_OSZAPC, | |
14ce26e7 | 6676 | X86_64_DEF([INDEX_op_btq_T0_T1_cc] = CC_OSZAPC,) |
2c0262af FB |
6677 | [INDEX_op_btsw_T0_T1_cc] = CC_OSZAPC, |
6678 | [INDEX_op_btsl_T0_T1_cc] = CC_OSZAPC, | |
14ce26e7 | 6679 | X86_64_DEF([INDEX_op_btsq_T0_T1_cc] = CC_OSZAPC,) |
2c0262af FB |
6680 | [INDEX_op_btrw_T0_T1_cc] = CC_OSZAPC, |
6681 | [INDEX_op_btrl_T0_T1_cc] = CC_OSZAPC, | |
14ce26e7 | 6682 | X86_64_DEF([INDEX_op_btrq_T0_T1_cc] = CC_OSZAPC,) |
2c0262af FB |
6683 | [INDEX_op_btcw_T0_T1_cc] = CC_OSZAPC, |
6684 | [INDEX_op_btcl_T0_T1_cc] = CC_OSZAPC, | |
14ce26e7 | 6685 | X86_64_DEF([INDEX_op_btcq_T0_T1_cc] = CC_OSZAPC,) |
2c0262af FB |
6686 | |
6687 | [INDEX_op_bsfw_T0_cc] = CC_OSZAPC, | |
6688 | [INDEX_op_bsfl_T0_cc] = CC_OSZAPC, | |
14ce26e7 | 6689 | X86_64_DEF([INDEX_op_bsfq_T0_cc] = CC_OSZAPC,) |
2c0262af FB |
6690 | [INDEX_op_bsrw_T0_cc] = CC_OSZAPC, |
6691 | [INDEX_op_bsrl_T0_cc] = CC_OSZAPC, | |
14ce26e7 | 6692 | X86_64_DEF([INDEX_op_bsrq_T0_cc] = CC_OSZAPC,) |
2c0262af FB |
6693 | |
6694 | [INDEX_op_cmpxchgb_T0_T1_EAX_cc] = CC_OSZAPC, | |
6695 | [INDEX_op_cmpxchgw_T0_T1_EAX_cc] = CC_OSZAPC, | |
6696 | [INDEX_op_cmpxchgl_T0_T1_EAX_cc] = CC_OSZAPC, | |
14ce26e7 | 6697 | X86_64_DEF([INDEX_op_cmpxchgq_T0_T1_EAX_cc] = CC_OSZAPC,) |
2c0262af | 6698 | |
2c0262af FB |
6699 | [INDEX_op_cmpxchg8b] = CC_Z, |
6700 | [INDEX_op_lar] = CC_Z, | |
6701 | [INDEX_op_lsl] = CC_Z, | |
cc6f538b FB |
6702 | [INDEX_op_verr] = CC_Z, |
6703 | [INDEX_op_verw] = CC_Z, | |
19e6c4b8 FB |
6704 | [INDEX_op_fcomi_dummy] = CC_Z | CC_P | CC_C, |
6705 | [INDEX_op_fcomi_dummy] = CC_Z | CC_P | CC_C, | |
4f31916f FB |
6706 | |
6707 | #define DEF_WRITEF(SUFFIX)\ | |
6708 | [INDEX_op_adcb ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
6709 | [INDEX_op_adcw ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
6710 | [INDEX_op_adcl ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
14ce26e7 | 6711 | X86_64_DEF([INDEX_op_adcq ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,)\ |
4f31916f FB |
6712 | [INDEX_op_sbbb ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ |
6713 | [INDEX_op_sbbw ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
6714 | [INDEX_op_sbbl ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
14ce26e7 | 6715 | X86_64_DEF([INDEX_op_sbbq ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,)\ |
4f31916f FB |
6716 | \ |
6717 | [INDEX_op_rolb ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,\ | |
6718 | [INDEX_op_rolw ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,\ | |
6719 | [INDEX_op_roll ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,\ | |
14ce26e7 | 6720 | X86_64_DEF([INDEX_op_rolq ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,)\ |
4f31916f FB |
6721 | [INDEX_op_rorb ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,\ |
6722 | [INDEX_op_rorw ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,\ | |
6723 | [INDEX_op_rorl ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,\ | |
14ce26e7 | 6724 | X86_64_DEF([INDEX_op_rorq ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,)\ |
4f31916f FB |
6725 | \ |
6726 | [INDEX_op_rclb ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,\ | |
6727 | [INDEX_op_rclw ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,\ | |
6728 | [INDEX_op_rcll ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,\ | |
14ce26e7 | 6729 | X86_64_DEF([INDEX_op_rclq ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,)\ |
4f31916f FB |
6730 | [INDEX_op_rcrb ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,\ |
6731 | [INDEX_op_rcrw ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,\ | |
6732 | [INDEX_op_rcrl ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,\ | |
14ce26e7 | 6733 | X86_64_DEF([INDEX_op_rcrq ## SUFFIX ## _T0_T1_cc] = CC_O | CC_C,)\ |
4f31916f FB |
6734 | \ |
6735 | [INDEX_op_shlb ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
6736 | [INDEX_op_shlw ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
6737 | [INDEX_op_shll ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
14ce26e7 | 6738 | X86_64_DEF([INDEX_op_shlq ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,)\ |
4f31916f FB |
6739 | \ |
6740 | [INDEX_op_shrb ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
6741 | [INDEX_op_shrw ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
6742 | [INDEX_op_shrl ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
14ce26e7 | 6743 | X86_64_DEF([INDEX_op_shrq ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,)\ |
4f31916f FB |
6744 | \ |
6745 | [INDEX_op_sarb ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
6746 | [INDEX_op_sarw ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
6747 | [INDEX_op_sarl ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,\ | |
14ce26e7 | 6748 | X86_64_DEF([INDEX_op_sarq ## SUFFIX ## _T0_T1_cc] = CC_OSZAPC,)\ |
4f31916f FB |
6749 | \ |
6750 | [INDEX_op_shldw ## SUFFIX ## _T0_T1_ECX_cc] = CC_OSZAPC,\ | |
6751 | [INDEX_op_shldl ## SUFFIX ## _T0_T1_ECX_cc] = CC_OSZAPC,\ | |
14ce26e7 | 6752 | X86_64_DEF([INDEX_op_shldq ## SUFFIX ## _T0_T1_ECX_cc] = CC_OSZAPC,)\ |
4f31916f FB |
6753 | [INDEX_op_shldw ## SUFFIX ## _T0_T1_im_cc] = CC_OSZAPC,\ |
6754 | [INDEX_op_shldl ## SUFFIX ## _T0_T1_im_cc] = CC_OSZAPC,\ | |
14ce26e7 | 6755 | X86_64_DEF([INDEX_op_shldq ## SUFFIX ## _T0_T1_im_cc] = CC_OSZAPC,)\ |
4f31916f FB |
6756 | \ |
6757 | [INDEX_op_shrdw ## SUFFIX ## _T0_T1_ECX_cc] = CC_OSZAPC,\ | |
6758 | [INDEX_op_shrdl ## SUFFIX ## _T0_T1_ECX_cc] = CC_OSZAPC,\ | |
14ce26e7 | 6759 | X86_64_DEF([INDEX_op_shrdq ## SUFFIX ## _T0_T1_ECX_cc] = CC_OSZAPC,)\ |
4f31916f FB |
6760 | [INDEX_op_shrdw ## SUFFIX ## _T0_T1_im_cc] = CC_OSZAPC,\ |
6761 | [INDEX_op_shrdl ## SUFFIX ## _T0_T1_im_cc] = CC_OSZAPC,\ | |
14ce26e7 | 6762 | X86_64_DEF([INDEX_op_shrdq ## SUFFIX ## _T0_T1_im_cc] = CC_OSZAPC,)\ |
4f31916f FB |
6763 | \ |
6764 | [INDEX_op_cmpxchgb ## SUFFIX ## _T0_T1_EAX_cc] = CC_OSZAPC,\ | |
6765 | [INDEX_op_cmpxchgw ## SUFFIX ## _T0_T1_EAX_cc] = CC_OSZAPC,\ | |
14ce26e7 FB |
6766 | [INDEX_op_cmpxchgl ## SUFFIX ## _T0_T1_EAX_cc] = CC_OSZAPC,\ |
6767 | X86_64_DEF([INDEX_op_cmpxchgq ## SUFFIX ## _T0_T1_EAX_cc] = CC_OSZAPC,) | |
4f31916f FB |
6768 | |
6769 | ||
4bb2fcc7 | 6770 | DEF_WRITEF( ) |
4f31916f FB |
6771 | DEF_WRITEF(_raw) |
6772 | #ifndef CONFIG_USER_ONLY | |
6773 | DEF_WRITEF(_kernel) | |
6774 | DEF_WRITEF(_user) | |
6775 | #endif | |
2c0262af FB |
6776 | }; |
6777 | ||
6778 | /* simpler form of an operation if no flags need to be generated */ | |
5fafdf24 | 6779 | static uint16_t opc_simpler[NB_OPS] = { |
2c0262af FB |
6780 | [INDEX_op_update2_cc] = INDEX_op_nop, |
6781 | [INDEX_op_update1_cc] = INDEX_op_nop, | |
6782 | [INDEX_op_update_neg_cc] = INDEX_op_nop, | |
6783 | #if 0 | |
6784 | /* broken: CC_OP logic must be rewritten */ | |
6785 | [INDEX_op_update_inc_cc] = INDEX_op_nop, | |
6786 | #endif | |
2c0262af FB |
6787 | |
6788 | [INDEX_op_shlb_T0_T1_cc] = INDEX_op_shlb_T0_T1, | |
6789 | [INDEX_op_shlw_T0_T1_cc] = INDEX_op_shlw_T0_T1, | |
6790 | [INDEX_op_shll_T0_T1_cc] = INDEX_op_shll_T0_T1, | |
14ce26e7 | 6791 | X86_64_DEF([INDEX_op_shlq_T0_T1_cc] = INDEX_op_shlq_T0_T1,) |
2c0262af FB |
6792 | |
6793 | [INDEX_op_shrb_T0_T1_cc] = INDEX_op_shrb_T0_T1, | |
6794 | [INDEX_op_shrw_T0_T1_cc] = INDEX_op_shrw_T0_T1, | |
6795 | [INDEX_op_shrl_T0_T1_cc] = INDEX_op_shrl_T0_T1, | |
14ce26e7 | 6796 | X86_64_DEF([INDEX_op_shrq_T0_T1_cc] = INDEX_op_shrq_T0_T1,) |
2c0262af FB |
6797 | |
6798 | [INDEX_op_sarb_T0_T1_cc] = INDEX_op_sarb_T0_T1, | |
6799 | [INDEX_op_sarw_T0_T1_cc] = INDEX_op_sarw_T0_T1, | |
6800 | [INDEX_op_sarl_T0_T1_cc] = INDEX_op_sarl_T0_T1, | |
14ce26e7 | 6801 | X86_64_DEF([INDEX_op_sarq_T0_T1_cc] = INDEX_op_sarq_T0_T1,) |
4f31916f FB |
6802 | |
6803 | #define DEF_SIMPLER(SUFFIX)\ | |
6804 | [INDEX_op_rolb ## SUFFIX ## _T0_T1_cc] = INDEX_op_rolb ## SUFFIX ## _T0_T1,\ | |
6805 | [INDEX_op_rolw ## SUFFIX ## _T0_T1_cc] = INDEX_op_rolw ## SUFFIX ## _T0_T1,\ | |
6806 | [INDEX_op_roll ## SUFFIX ## _T0_T1_cc] = INDEX_op_roll ## SUFFIX ## _T0_T1,\ | |
14ce26e7 | 6807 | X86_64_DEF([INDEX_op_rolq ## SUFFIX ## _T0_T1_cc] = INDEX_op_rolq ## SUFFIX ## _T0_T1,)\ |
4f31916f FB |
6808 | \ |
6809 | [INDEX_op_rorb ## SUFFIX ## _T0_T1_cc] = INDEX_op_rorb ## SUFFIX ## _T0_T1,\ | |
6810 | [INDEX_op_rorw ## SUFFIX ## _T0_T1_cc] = INDEX_op_rorw ## SUFFIX ## _T0_T1,\ | |
14ce26e7 FB |
6811 | [INDEX_op_rorl ## SUFFIX ## _T0_T1_cc] = INDEX_op_rorl ## SUFFIX ## _T0_T1,\ |
6812 | X86_64_DEF([INDEX_op_rorq ## SUFFIX ## _T0_T1_cc] = INDEX_op_rorq ## SUFFIX ## _T0_T1,) | |
4f31916f | 6813 | |
4bb2fcc7 | 6814 | DEF_SIMPLER( ) |
4f31916f FB |
6815 | DEF_SIMPLER(_raw) |
6816 | #ifndef CONFIG_USER_ONLY | |
6817 | DEF_SIMPLER(_kernel) | |
6818 | DEF_SIMPLER(_user) | |
6819 | #endif | |
2c0262af FB |
6820 | }; |
6821 | ||
57fec1fe FB |
6822 | static void tcg_macro_func(TCGContext *s, int macro_id, const int *dead_args) |
6823 | { | |
6824 | switch(macro_id) { | |
6825 | #ifdef MACRO_TEST | |
6826 | case MACRO_TEST: | |
6827 | tcg_gen_helper_0_1(helper_divl_EAX_T0, cpu_T[0]); | |
6828 | break; | |
6829 | #endif | |
6830 | } | |
6831 | } | |
6832 | ||
2c0262af FB |
6833 | void optimize_flags_init(void) |
6834 | { | |
6835 | int i; | |
6836 | /* put default values in arrays */ | |
6837 | for(i = 0; i < NB_OPS; i++) { | |
6838 | if (opc_simpler[i] == 0) | |
6839 | opc_simpler[i] = i; | |
6840 | } | |
57fec1fe FB |
6841 | |
6842 | tcg_set_macro_func(&tcg_ctx, tcg_macro_func); | |
6843 | ||
6844 | cpu_env = tcg_global_reg_new(TCG_TYPE_PTR, TCG_AREG0, "env"); | |
6845 | #if TARGET_LONG_BITS > HOST_LONG_BITS | |
6846 | cpu_T[0] = tcg_global_mem_new(TCG_TYPE_TL, | |
6847 | TCG_AREG0, offsetof(CPUState, t0), "T0"); | |
6848 | cpu_T[1] = tcg_global_mem_new(TCG_TYPE_TL, | |
6849 | TCG_AREG0, offsetof(CPUState, t1), "T1"); | |
6850 | cpu_A0 = tcg_global_mem_new(TCG_TYPE_TL, | |
6851 | TCG_AREG0, offsetof(CPUState, t2), "A0"); | |
6852 | #else | |
6853 | cpu_T[0] = tcg_global_reg_new(TCG_TYPE_TL, TCG_AREG1, "T0"); | |
6854 | cpu_T[1] = tcg_global_reg_new(TCG_TYPE_TL, TCG_AREG2, "T1"); | |
6855 | cpu_A0 = tcg_global_reg_new(TCG_TYPE_TL, TCG_AREG3, "A0"); | |
8686c490 | 6856 | cpu_tmp1 = tcg_global_reg2_new_hack(TCG_TYPE_I64, TCG_AREG1, TCG_AREG2, "tmp1"); |
57fec1fe FB |
6857 | #endif |
6858 | /* the helpers are only registered to print debug info */ | |
6859 | TCG_HELPER(helper_divl_EAX_T0); | |
6860 | TCG_HELPER(helper_idivl_EAX_T0); | |
2c0262af FB |
6861 | } |
6862 | ||
6863 | /* CPU flags computation optimization: we move backward thru the | |
6864 | generated code to see which flags are needed. The operation is | |
6865 | modified if suitable */ | |
6866 | static void optimize_flags(uint16_t *opc_buf, int opc_buf_len) | |
6867 | { | |
6868 | uint16_t *opc_ptr; | |
6869 | int live_flags, write_flags, op; | |
6870 | ||
6871 | opc_ptr = opc_buf + opc_buf_len; | |
6872 | /* live_flags contains the flags needed by the next instructions | |
e91c8a77 | 6873 | in the code. At the end of the block, we consider that all the |
2c0262af FB |
6874 | flags are live. */ |
6875 | live_flags = CC_OSZAPC; | |
6876 | while (opc_ptr > opc_buf) { | |
6877 | op = *--opc_ptr; | |
6878 | /* if none of the flags written by the instruction is used, | |
6879 | then we can try to find a simpler instruction */ | |
6880 | write_flags = opc_write_flags[op]; | |
6881 | if ((live_flags & write_flags) == 0) { | |
6882 | *opc_ptr = opc_simpler[op]; | |
6883 | } | |
6884 | /* compute the live flags before the instruction */ | |
6885 | live_flags &= ~write_flags; | |
6886 | live_flags |= opc_read_flags[op]; | |
6887 | } | |
6888 | } | |
6889 | ||
6890 | /* generate intermediate code in gen_opc_buf and gen_opparam_buf for | |
6891 | basic block 'tb'. If search_pc is TRUE, also generate PC | |
6892 | information for each intermediate instruction. */ | |
6893 | static inline int gen_intermediate_code_internal(CPUState *env, | |
5fafdf24 | 6894 | TranslationBlock *tb, |
2c0262af FB |
6895 | int search_pc) |
6896 | { | |
6897 | DisasContext dc1, *dc = &dc1; | |
14ce26e7 | 6898 | target_ulong pc_ptr; |
2c0262af | 6899 | uint16_t *gen_opc_end; |
c068688b JM |
6900 | int j, lj, cflags; |
6901 | uint64_t flags; | |
14ce26e7 FB |
6902 | target_ulong pc_start; |
6903 | target_ulong cs_base; | |
3b46e624 | 6904 | |
2c0262af | 6905 | /* generate intermediate code */ |
14ce26e7 FB |
6906 | pc_start = tb->pc; |
6907 | cs_base = tb->cs_base; | |
2c0262af | 6908 | flags = tb->flags; |
d720b93d | 6909 | cflags = tb->cflags; |
3a1d9b8b | 6910 | |
4f31916f | 6911 | dc->pe = (flags >> HF_PE_SHIFT) & 1; |
2c0262af FB |
6912 | dc->code32 = (flags >> HF_CS32_SHIFT) & 1; |
6913 | dc->ss32 = (flags >> HF_SS32_SHIFT) & 1; | |
6914 | dc->addseg = (flags >> HF_ADDSEG_SHIFT) & 1; | |
6915 | dc->f_st = 0; | |
6916 | dc->vm86 = (flags >> VM_SHIFT) & 1; | |
6917 | dc->cpl = (flags >> HF_CPL_SHIFT) & 3; | |
6918 | dc->iopl = (flags >> IOPL_SHIFT) & 3; | |
6919 | dc->tf = (flags >> TF_SHIFT) & 1; | |
34865134 | 6920 | dc->singlestep_enabled = env->singlestep_enabled; |
2c0262af FB |
6921 | dc->cc_op = CC_OP_DYNAMIC; |
6922 | dc->cs_base = cs_base; | |
6923 | dc->tb = tb; | |
6924 | dc->popl_esp_hack = 0; | |
6925 | /* select memory access functions */ | |
6926 | dc->mem_index = 0; | |
6927 | if (flags & HF_SOFTMMU_MASK) { | |
6928 | if (dc->cpl == 3) | |
14ce26e7 | 6929 | dc->mem_index = 2 * 4; |
2c0262af | 6930 | else |
14ce26e7 | 6931 | dc->mem_index = 1 * 4; |
2c0262af | 6932 | } |
14ce26e7 | 6933 | dc->cpuid_features = env->cpuid_features; |
3d7374c5 | 6934 | dc->cpuid_ext_features = env->cpuid_ext_features; |
e771edab | 6935 | dc->cpuid_ext2_features = env->cpuid_ext2_features; |
14ce26e7 FB |
6936 | #ifdef TARGET_X86_64 |
6937 | dc->lma = (flags >> HF_LMA_SHIFT) & 1; | |
6938 | dc->code64 = (flags >> HF_CS64_SHIFT) & 1; | |
6939 | #endif | |
7eee2a50 | 6940 | dc->flags = flags; |
a2cc3b24 FB |
6941 | dc->jmp_opt = !(dc->tf || env->singlestep_enabled || |
6942 | (flags & HF_INHIBIT_IRQ_MASK) | |
415fa2ea | 6943 | #ifndef CONFIG_SOFTMMU |
2c0262af FB |
6944 | || (flags & HF_SOFTMMU_MASK) |
6945 | #endif | |
6946 | ); | |
4f31916f FB |
6947 | #if 0 |
6948 | /* check addseg logic */ | |
dc196a57 | 6949 | if (!dc->addseg && (dc->vm86 || !dc->pe || !dc->code32)) |
4f31916f FB |
6950 | printf("ERROR addseg\n"); |
6951 | #endif | |
6952 | ||
57fec1fe | 6953 | cpu_tmp0 = tcg_temp_new(TCG_TYPE_TL); |
8686c490 FB |
6954 | #if TARGET_LONG_BITS > HOST_LONG_BITS |
6955 | cpu_tmp1 = tcg_temp_new(TCG_TYPE_I64); | |
6956 | #endif | |
5af45186 FB |
6957 | cpu_tmp2 = tcg_temp_new(TCG_TYPE_I32); |
6958 | cpu_ptr0 = tcg_temp_new(TCG_TYPE_PTR); | |
6959 | cpu_ptr1 = tcg_temp_new(TCG_TYPE_PTR); | |
57fec1fe | 6960 | |
2c0262af | 6961 | gen_opc_end = gen_opc_buf + OPC_MAX_SIZE; |
2c0262af FB |
6962 | |
6963 | dc->is_jmp = DISAS_NEXT; | |
6964 | pc_ptr = pc_start; | |
6965 | lj = -1; | |
6966 | ||
2c0262af FB |
6967 | for(;;) { |
6968 | if (env->nb_breakpoints > 0) { | |
6969 | for(j = 0; j < env->nb_breakpoints; j++) { | |
14ce26e7 | 6970 | if (env->breakpoints[j] == pc_ptr) { |
2c0262af FB |
6971 | gen_debug(dc, pc_ptr - dc->cs_base); |
6972 | break; | |
6973 | } | |
6974 | } | |
6975 | } | |
6976 | if (search_pc) { | |
6977 | j = gen_opc_ptr - gen_opc_buf; | |
6978 | if (lj < j) { | |
6979 | lj++; | |
6980 | while (lj < j) | |
6981 | gen_opc_instr_start[lj++] = 0; | |
6982 | } | |
14ce26e7 | 6983 | gen_opc_pc[lj] = pc_ptr; |
2c0262af FB |
6984 | gen_opc_cc_op[lj] = dc->cc_op; |
6985 | gen_opc_instr_start[lj] = 1; | |
6986 | } | |
6987 | pc_ptr = disas_insn(dc, pc_ptr); | |
6988 | /* stop translation if indicated */ | |
6989 | if (dc->is_jmp) | |
6990 | break; | |
6991 | /* if single step mode, we generate only one instruction and | |
6992 | generate an exception */ | |
a2cc3b24 FB |
6993 | /* if irq were inhibited with HF_INHIBIT_IRQ_MASK, we clear |
6994 | the flag and abort the translation to give the irqs a | |
6995 | change to be happen */ | |
5fafdf24 | 6996 | if (dc->tf || dc->singlestep_enabled || |
d720b93d FB |
6997 | (flags & HF_INHIBIT_IRQ_MASK) || |
6998 | (cflags & CF_SINGLE_INSN)) { | |
14ce26e7 | 6999 | gen_jmp_im(pc_ptr - dc->cs_base); |
2c0262af FB |
7000 | gen_eob(dc); |
7001 | break; | |
7002 | } | |
7003 | /* if too long translation, stop generation too */ | |
7004 | if (gen_opc_ptr >= gen_opc_end || | |
7005 | (pc_ptr - pc_start) >= (TARGET_PAGE_SIZE - 32)) { | |
14ce26e7 | 7006 | gen_jmp_im(pc_ptr - dc->cs_base); |
2c0262af FB |
7007 | gen_eob(dc); |
7008 | break; | |
7009 | } | |
7010 | } | |
7011 | *gen_opc_ptr = INDEX_op_end; | |
7012 | /* we don't forget to fill the last values */ | |
7013 | if (search_pc) { | |
7014 | j = gen_opc_ptr - gen_opc_buf; | |
7015 | lj++; | |
7016 | while (lj <= j) | |
7017 | gen_opc_instr_start[lj++] = 0; | |
7018 | } | |
3b46e624 | 7019 | |
2c0262af | 7020 | #ifdef DEBUG_DISAS |
658c8bda | 7021 | if (loglevel & CPU_LOG_TB_CPU) { |
7fe48483 | 7022 | cpu_dump_state(env, logfile, fprintf, X86_DUMP_CCOP); |
658c8bda | 7023 | } |
e19e89a5 | 7024 | if (loglevel & CPU_LOG_TB_IN_ASM) { |
14ce26e7 | 7025 | int disas_flags; |
2c0262af FB |
7026 | fprintf(logfile, "----------------\n"); |
7027 | fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start)); | |
14ce26e7 FB |
7028 | #ifdef TARGET_X86_64 |
7029 | if (dc->code64) | |
7030 | disas_flags = 2; | |
7031 | else | |
7032 | #endif | |
7033 | disas_flags = !dc->code32; | |
7034 | target_disas(logfile, pc_start, pc_ptr - pc_start, disas_flags); | |
2c0262af | 7035 | fprintf(logfile, "\n"); |
57fec1fe FB |
7036 | if (loglevel & CPU_LOG_TB_OP_OPT) { |
7037 | fprintf(logfile, "OP before opt:\n"); | |
7038 | tcg_dump_ops(&tcg_ctx, logfile); | |
e19e89a5 FB |
7039 | fprintf(logfile, "\n"); |
7040 | } | |
2c0262af FB |
7041 | } |
7042 | #endif | |
7043 | ||
7044 | /* optimize flag computations */ | |
7045 | optimize_flags(gen_opc_buf, gen_opc_ptr - gen_opc_buf); | |
7046 | ||
2c0262af FB |
7047 | if (!search_pc) |
7048 | tb->size = pc_ptr - pc_start; | |
7049 | return 0; | |
7050 | } | |
7051 | ||
7052 | int gen_intermediate_code(CPUState *env, TranslationBlock *tb) | |
7053 | { | |
7054 | return gen_intermediate_code_internal(env, tb, 0); | |
7055 | } | |
7056 | ||
7057 | int gen_intermediate_code_pc(CPUState *env, TranslationBlock *tb) | |
7058 | { | |
7059 | return gen_intermediate_code_internal(env, tb, 1); | |
7060 | } | |
7061 | ||
d2856f1a AJ |
7062 | void gen_pc_load(CPUState *env, TranslationBlock *tb, |
7063 | unsigned long searched_pc, int pc_pos, void *puc) | |
7064 | { | |
7065 | int cc_op; | |
7066 | #ifdef DEBUG_DISAS | |
7067 | if (loglevel & CPU_LOG_TB_OP) { | |
7068 | int i; | |
7069 | fprintf(logfile, "RESTORE:\n"); | |
7070 | for(i = 0;i <= pc_pos; i++) { | |
7071 | if (gen_opc_instr_start[i]) { | |
7072 | fprintf(logfile, "0x%04x: " TARGET_FMT_lx "\n", i, gen_opc_pc[i]); | |
7073 | } | |
7074 | } | |
7075 | fprintf(logfile, "spc=0x%08lx pc_pos=0x%x eip=" TARGET_FMT_lx " cs_base=%x\n", | |
7076 | searched_pc, pc_pos, gen_opc_pc[pc_pos] - tb->cs_base, | |
7077 | (uint32_t)tb->cs_base); | |
7078 | } | |
7079 | #endif | |
7080 | env->eip = gen_opc_pc[pc_pos] - tb->cs_base; | |
7081 | cc_op = gen_opc_cc_op[pc_pos]; | |
7082 | if (cc_op != CC_OP_DYNAMIC) | |
7083 | env->cc_op = cc_op; | |
7084 | } |