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Commit | Line | Data |
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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 */ |
1e4840bf FB |
61 | static TCGv cpu_env, cpu_A0, cpu_cc_op, cpu_cc_src, cpu_cc_dst, cpu_cc_tmp; |
62 | /* local temps */ | |
63 | static TCGv cpu_T[2], cpu_T3; | |
57fec1fe | 64 | /* local register indexes (only used inside old micro ops) */ |
b6abf97d FB |
65 | static TCGv cpu_tmp0, cpu_tmp1_i64, cpu_tmp2_i32, cpu_tmp3_i32, cpu_tmp4, cpu_ptr0, cpu_ptr1; |
66 | static TCGv cpu_tmp5, cpu_tmp6; | |
57fec1fe | 67 | |
2e70f6ef PB |
68 | #include "gen-icount.h" |
69 | ||
57fec1fe FB |
70 | #ifdef TARGET_X86_64 |
71 | static int x86_64_hregs; | |
ae063a68 FB |
72 | #endif |
73 | ||
2c0262af FB |
74 | typedef struct DisasContext { |
75 | /* current insn context */ | |
76 | int override; /* -1 if no override */ | |
77 | int prefix; | |
78 | int aflag, dflag; | |
14ce26e7 | 79 | target_ulong pc; /* pc = eip + cs_base */ |
2c0262af FB |
80 | int is_jmp; /* 1 = means jump (stop translation), 2 means CPU |
81 | static state change (stop translation) */ | |
82 | /* current block context */ | |
14ce26e7 | 83 | target_ulong cs_base; /* base of CS segment */ |
2c0262af FB |
84 | int pe; /* protected mode */ |
85 | int code32; /* 32 bit code segment */ | |
14ce26e7 FB |
86 | #ifdef TARGET_X86_64 |
87 | int lma; /* long mode active */ | |
88 | int code64; /* 64 bit code segment */ | |
89 | int rex_x, rex_b; | |
90 | #endif | |
2c0262af FB |
91 | int ss32; /* 32 bit stack segment */ |
92 | int cc_op; /* current CC operation */ | |
93 | int addseg; /* non zero if either DS/ES/SS have a non zero base */ | |
94 | int f_st; /* currently unused */ | |
95 | int vm86; /* vm86 mode */ | |
96 | int cpl; | |
97 | int iopl; | |
98 | int tf; /* TF cpu flag */ | |
34865134 | 99 | int singlestep_enabled; /* "hardware" single step enabled */ |
2c0262af FB |
100 | int jmp_opt; /* use direct block chaining for direct jumps */ |
101 | int mem_index; /* select memory access functions */ | |
c068688b | 102 | uint64_t flags; /* all execution flags */ |
2c0262af FB |
103 | struct TranslationBlock *tb; |
104 | int popl_esp_hack; /* for correct popl with esp base handling */ | |
14ce26e7 FB |
105 | int rip_offset; /* only used in x86_64, but left for simplicity */ |
106 | int cpuid_features; | |
3d7374c5 | 107 | int cpuid_ext_features; |
e771edab | 108 | int cpuid_ext2_features; |
12e26b75 | 109 | int cpuid_ext3_features; |
2c0262af FB |
110 | } DisasContext; |
111 | ||
112 | static void gen_eob(DisasContext *s); | |
14ce26e7 FB |
113 | static void gen_jmp(DisasContext *s, target_ulong eip); |
114 | static void gen_jmp_tb(DisasContext *s, target_ulong eip, int tb_num); | |
2c0262af FB |
115 | |
116 | /* i386 arith/logic operations */ | |
117 | enum { | |
5fafdf24 TS |
118 | OP_ADDL, |
119 | OP_ORL, | |
120 | OP_ADCL, | |
2c0262af | 121 | OP_SBBL, |
5fafdf24 TS |
122 | OP_ANDL, |
123 | OP_SUBL, | |
124 | OP_XORL, | |
2c0262af FB |
125 | OP_CMPL, |
126 | }; | |
127 | ||
128 | /* i386 shift ops */ | |
129 | enum { | |
5fafdf24 TS |
130 | OP_ROL, |
131 | OP_ROR, | |
132 | OP_RCL, | |
133 | OP_RCR, | |
134 | OP_SHL, | |
135 | OP_SHR, | |
2c0262af FB |
136 | OP_SHL1, /* undocumented */ |
137 | OP_SAR = 7, | |
138 | }; | |
139 | ||
8e1c85e3 FB |
140 | enum { |
141 | JCC_O, | |
142 | JCC_B, | |
143 | JCC_Z, | |
144 | JCC_BE, | |
145 | JCC_S, | |
146 | JCC_P, | |
147 | JCC_L, | |
148 | JCC_LE, | |
149 | }; | |
150 | ||
2c0262af FB |
151 | /* operand size */ |
152 | enum { | |
153 | OT_BYTE = 0, | |
154 | OT_WORD, | |
5fafdf24 | 155 | OT_LONG, |
2c0262af FB |
156 | OT_QUAD, |
157 | }; | |
158 | ||
159 | enum { | |
160 | /* I386 int registers */ | |
161 | OR_EAX, /* MUST be even numbered */ | |
162 | OR_ECX, | |
163 | OR_EDX, | |
164 | OR_EBX, | |
165 | OR_ESP, | |
166 | OR_EBP, | |
167 | OR_ESI, | |
168 | OR_EDI, | |
14ce26e7 FB |
169 | |
170 | OR_TMP0 = 16, /* temporary operand register */ | |
2c0262af FB |
171 | OR_TMP1, |
172 | OR_A0, /* temporary register used when doing address evaluation */ | |
2c0262af FB |
173 | }; |
174 | ||
57fec1fe FB |
175 | static inline void gen_op_movl_T0_0(void) |
176 | { | |
177 | tcg_gen_movi_tl(cpu_T[0], 0); | |
178 | } | |
179 | ||
180 | static inline void gen_op_movl_T0_im(int32_t val) | |
181 | { | |
182 | tcg_gen_movi_tl(cpu_T[0], val); | |
183 | } | |
184 | ||
185 | static inline void gen_op_movl_T0_imu(uint32_t val) | |
186 | { | |
187 | tcg_gen_movi_tl(cpu_T[0], val); | |
188 | } | |
189 | ||
190 | static inline void gen_op_movl_T1_im(int32_t val) | |
191 | { | |
192 | tcg_gen_movi_tl(cpu_T[1], val); | |
193 | } | |
194 | ||
195 | static inline void gen_op_movl_T1_imu(uint32_t val) | |
196 | { | |
197 | tcg_gen_movi_tl(cpu_T[1], val); | |
198 | } | |
199 | ||
200 | static inline void gen_op_movl_A0_im(uint32_t val) | |
201 | { | |
202 | tcg_gen_movi_tl(cpu_A0, val); | |
203 | } | |
204 | ||
205 | #ifdef TARGET_X86_64 | |
206 | static inline void gen_op_movq_A0_im(int64_t val) | |
207 | { | |
208 | tcg_gen_movi_tl(cpu_A0, val); | |
209 | } | |
210 | #endif | |
211 | ||
212 | static inline void gen_movtl_T0_im(target_ulong val) | |
213 | { | |
214 | tcg_gen_movi_tl(cpu_T[0], val); | |
215 | } | |
216 | ||
217 | static inline void gen_movtl_T1_im(target_ulong val) | |
218 | { | |
219 | tcg_gen_movi_tl(cpu_T[1], val); | |
220 | } | |
221 | ||
222 | static inline void gen_op_andl_T0_ffff(void) | |
223 | { | |
224 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0xffff); | |
225 | } | |
226 | ||
227 | static inline void gen_op_andl_T0_im(uint32_t val) | |
228 | { | |
229 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], val); | |
230 | } | |
231 | ||
232 | static inline void gen_op_movl_T0_T1(void) | |
233 | { | |
234 | tcg_gen_mov_tl(cpu_T[0], cpu_T[1]); | |
235 | } | |
236 | ||
237 | static inline void gen_op_andl_A0_ffff(void) | |
238 | { | |
239 | tcg_gen_andi_tl(cpu_A0, cpu_A0, 0xffff); | |
240 | } | |
241 | ||
14ce26e7 FB |
242 | #ifdef TARGET_X86_64 |
243 | ||
244 | #define NB_OP_SIZES 4 | |
245 | ||
14ce26e7 FB |
246 | #else /* !TARGET_X86_64 */ |
247 | ||
248 | #define NB_OP_SIZES 3 | |
249 | ||
14ce26e7 FB |
250 | #endif /* !TARGET_X86_64 */ |
251 | ||
57fec1fe FB |
252 | #if defined(WORDS_BIGENDIAN) |
253 | #define REG_B_OFFSET (sizeof(target_ulong) - 1) | |
254 | #define REG_H_OFFSET (sizeof(target_ulong) - 2) | |
255 | #define REG_W_OFFSET (sizeof(target_ulong) - 2) | |
256 | #define REG_L_OFFSET (sizeof(target_ulong) - 4) | |
257 | #define REG_LH_OFFSET (sizeof(target_ulong) - 8) | |
14ce26e7 | 258 | #else |
57fec1fe FB |
259 | #define REG_B_OFFSET 0 |
260 | #define REG_H_OFFSET 1 | |
261 | #define REG_W_OFFSET 0 | |
262 | #define REG_L_OFFSET 0 | |
263 | #define REG_LH_OFFSET 4 | |
14ce26e7 | 264 | #endif |
57fec1fe | 265 | |
1e4840bf | 266 | static inline void gen_op_mov_reg_v(int ot, int reg, TCGv t0) |
57fec1fe FB |
267 | { |
268 | switch(ot) { | |
269 | case OT_BYTE: | |
270 | if (reg < 4 X86_64_DEF( || reg >= 8 || x86_64_hregs)) { | |
1e4840bf | 271 | tcg_gen_st8_tl(t0, cpu_env, offsetof(CPUState, regs[reg]) + REG_B_OFFSET); |
57fec1fe | 272 | } else { |
1e4840bf | 273 | tcg_gen_st8_tl(t0, cpu_env, offsetof(CPUState, regs[reg - 4]) + REG_H_OFFSET); |
57fec1fe FB |
274 | } |
275 | break; | |
276 | case OT_WORD: | |
1e4840bf | 277 | tcg_gen_st16_tl(t0, cpu_env, offsetof(CPUState, regs[reg]) + REG_W_OFFSET); |
57fec1fe | 278 | break; |
14ce26e7 | 279 | #ifdef TARGET_X86_64 |
57fec1fe | 280 | case OT_LONG: |
1e4840bf | 281 | tcg_gen_st32_tl(t0, cpu_env, offsetof(CPUState, regs[reg]) + REG_L_OFFSET); |
57fec1fe FB |
282 | /* high part of register set to zero */ |
283 | tcg_gen_movi_tl(cpu_tmp0, 0); | |
284 | tcg_gen_st32_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg]) + REG_LH_OFFSET); | |
285 | break; | |
286 | default: | |
287 | case OT_QUAD: | |
1e4840bf | 288 | tcg_gen_st_tl(t0, cpu_env, offsetof(CPUState, regs[reg])); |
57fec1fe FB |
289 | break; |
290 | #else | |
291 | default: | |
292 | case OT_LONG: | |
1e4840bf | 293 | tcg_gen_st32_tl(t0, cpu_env, offsetof(CPUState, regs[reg]) + REG_L_OFFSET); |
57fec1fe | 294 | break; |
14ce26e7 | 295 | #endif |
57fec1fe FB |
296 | } |
297 | } | |
2c0262af | 298 | |
57fec1fe FB |
299 | static inline void gen_op_mov_reg_T0(int ot, int reg) |
300 | { | |
1e4840bf | 301 | gen_op_mov_reg_v(ot, reg, cpu_T[0]); |
57fec1fe FB |
302 | } |
303 | ||
304 | static inline void gen_op_mov_reg_T1(int ot, int reg) | |
305 | { | |
1e4840bf | 306 | gen_op_mov_reg_v(ot, reg, cpu_T[1]); |
57fec1fe FB |
307 | } |
308 | ||
309 | static inline void gen_op_mov_reg_A0(int size, int reg) | |
310 | { | |
311 | switch(size) { | |
312 | case 0: | |
313 | tcg_gen_st16_tl(cpu_A0, cpu_env, offsetof(CPUState, regs[reg]) + REG_W_OFFSET); | |
314 | break; | |
14ce26e7 | 315 | #ifdef TARGET_X86_64 |
57fec1fe FB |
316 | case 1: |
317 | tcg_gen_st32_tl(cpu_A0, cpu_env, offsetof(CPUState, regs[reg]) + REG_L_OFFSET); | |
318 | /* high part of register set to zero */ | |
319 | tcg_gen_movi_tl(cpu_tmp0, 0); | |
320 | tcg_gen_st32_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg]) + REG_LH_OFFSET); | |
321 | break; | |
322 | default: | |
323 | case 2: | |
324 | tcg_gen_st_tl(cpu_A0, cpu_env, offsetof(CPUState, regs[reg])); | |
325 | break; | |
14ce26e7 | 326 | #else |
57fec1fe FB |
327 | default: |
328 | case 1: | |
329 | tcg_gen_st32_tl(cpu_A0, cpu_env, offsetof(CPUState, regs[reg]) + REG_L_OFFSET); | |
330 | break; | |
14ce26e7 | 331 | #endif |
57fec1fe FB |
332 | } |
333 | } | |
334 | ||
1e4840bf | 335 | static inline void gen_op_mov_v_reg(int ot, TCGv t0, int reg) |
57fec1fe FB |
336 | { |
337 | switch(ot) { | |
338 | case OT_BYTE: | |
339 | if (reg < 4 X86_64_DEF( || reg >= 8 || x86_64_hregs)) { | |
340 | goto std_case; | |
341 | } else { | |
1e4840bf | 342 | tcg_gen_ld8u_tl(t0, cpu_env, offsetof(CPUState, regs[reg - 4]) + REG_H_OFFSET); |
57fec1fe FB |
343 | } |
344 | break; | |
345 | default: | |
346 | std_case: | |
1e4840bf | 347 | tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, regs[reg])); |
57fec1fe FB |
348 | break; |
349 | } | |
350 | } | |
351 | ||
1e4840bf FB |
352 | static inline void gen_op_mov_TN_reg(int ot, int t_index, int reg) |
353 | { | |
354 | gen_op_mov_v_reg(ot, cpu_T[t_index], reg); | |
355 | } | |
356 | ||
57fec1fe FB |
357 | static inline void gen_op_movl_A0_reg(int reg) |
358 | { | |
359 | tcg_gen_ld32u_tl(cpu_A0, cpu_env, offsetof(CPUState, regs[reg]) + REG_L_OFFSET); | |
360 | } | |
361 | ||
362 | static inline void gen_op_addl_A0_im(int32_t val) | |
363 | { | |
364 | tcg_gen_addi_tl(cpu_A0, cpu_A0, val); | |
14ce26e7 | 365 | #ifdef TARGET_X86_64 |
57fec1fe | 366 | tcg_gen_andi_tl(cpu_A0, cpu_A0, 0xffffffff); |
14ce26e7 | 367 | #endif |
57fec1fe | 368 | } |
2c0262af | 369 | |
14ce26e7 | 370 | #ifdef TARGET_X86_64 |
57fec1fe FB |
371 | static inline void gen_op_addq_A0_im(int64_t val) |
372 | { | |
373 | tcg_gen_addi_tl(cpu_A0, cpu_A0, val); | |
374 | } | |
14ce26e7 | 375 | #endif |
57fec1fe FB |
376 | |
377 | static void gen_add_A0_im(DisasContext *s, int val) | |
378 | { | |
379 | #ifdef TARGET_X86_64 | |
380 | if (CODE64(s)) | |
381 | gen_op_addq_A0_im(val); | |
382 | else | |
383 | #endif | |
384 | gen_op_addl_A0_im(val); | |
385 | } | |
2c0262af | 386 | |
57fec1fe | 387 | static inline void gen_op_addl_T0_T1(void) |
2c0262af | 388 | { |
57fec1fe FB |
389 | tcg_gen_add_tl(cpu_T[0], cpu_T[0], cpu_T[1]); |
390 | } | |
391 | ||
392 | static inline void gen_op_jmp_T0(void) | |
393 | { | |
394 | tcg_gen_st_tl(cpu_T[0], cpu_env, offsetof(CPUState, eip)); | |
395 | } | |
396 | ||
6e0d8677 | 397 | static inline void gen_op_add_reg_im(int size, int reg, int32_t val) |
57fec1fe | 398 | { |
6e0d8677 FB |
399 | switch(size) { |
400 | case 0: | |
401 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
402 | tcg_gen_addi_tl(cpu_tmp0, cpu_tmp0, val); | |
403 | tcg_gen_st16_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg]) + REG_W_OFFSET); | |
404 | break; | |
405 | case 1: | |
406 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
407 | tcg_gen_addi_tl(cpu_tmp0, cpu_tmp0, val); | |
408 | #ifdef TARGET_X86_64 | |
409 | tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xffffffff); | |
410 | #endif | |
411 | tcg_gen_st_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
412 | break; | |
413 | #ifdef TARGET_X86_64 | |
414 | case 2: | |
415 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
416 | tcg_gen_addi_tl(cpu_tmp0, cpu_tmp0, val); | |
417 | tcg_gen_st_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
418 | break; | |
419 | #endif | |
420 | } | |
57fec1fe FB |
421 | } |
422 | ||
6e0d8677 | 423 | static inline void gen_op_add_reg_T0(int size, int reg) |
57fec1fe | 424 | { |
6e0d8677 FB |
425 | switch(size) { |
426 | case 0: | |
427 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
428 | tcg_gen_add_tl(cpu_tmp0, cpu_tmp0, cpu_T[0]); | |
429 | tcg_gen_st16_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg]) + REG_W_OFFSET); | |
430 | break; | |
431 | case 1: | |
432 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
433 | tcg_gen_add_tl(cpu_tmp0, cpu_tmp0, cpu_T[0]); | |
14ce26e7 | 434 | #ifdef TARGET_X86_64 |
6e0d8677 | 435 | tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, 0xffffffff); |
14ce26e7 | 436 | #endif |
6e0d8677 FB |
437 | tcg_gen_st_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); |
438 | break; | |
14ce26e7 | 439 | #ifdef TARGET_X86_64 |
6e0d8677 FB |
440 | case 2: |
441 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
442 | tcg_gen_add_tl(cpu_tmp0, cpu_tmp0, cpu_T[0]); | |
443 | tcg_gen_st_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
444 | break; | |
14ce26e7 | 445 | #endif |
6e0d8677 FB |
446 | } |
447 | } | |
57fec1fe FB |
448 | |
449 | static inline void gen_op_set_cc_op(int32_t val) | |
450 | { | |
b6abf97d | 451 | tcg_gen_movi_i32(cpu_cc_op, val); |
57fec1fe FB |
452 | } |
453 | ||
454 | static inline void gen_op_addl_A0_reg_sN(int shift, int reg) | |
455 | { | |
456 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
457 | if (shift != 0) | |
458 | tcg_gen_shli_tl(cpu_tmp0, cpu_tmp0, shift); | |
459 | tcg_gen_add_tl(cpu_A0, cpu_A0, cpu_tmp0); | |
14ce26e7 | 460 | #ifdef TARGET_X86_64 |
57fec1fe | 461 | tcg_gen_andi_tl(cpu_A0, cpu_A0, 0xffffffff); |
14ce26e7 | 462 | #endif |
57fec1fe | 463 | } |
2c0262af | 464 | |
57fec1fe FB |
465 | static inline void gen_op_movl_A0_seg(int reg) |
466 | { | |
467 | tcg_gen_ld32u_tl(cpu_A0, cpu_env, offsetof(CPUState, segs[reg].base) + REG_L_OFFSET); | |
468 | } | |
2c0262af | 469 | |
57fec1fe FB |
470 | static inline void gen_op_addl_A0_seg(int reg) |
471 | { | |
472 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, segs[reg].base)); | |
473 | tcg_gen_add_tl(cpu_A0, cpu_A0, cpu_tmp0); | |
474 | #ifdef TARGET_X86_64 | |
475 | tcg_gen_andi_tl(cpu_A0, cpu_A0, 0xffffffff); | |
476 | #endif | |
477 | } | |
2c0262af | 478 | |
14ce26e7 | 479 | #ifdef TARGET_X86_64 |
57fec1fe FB |
480 | static inline void gen_op_movq_A0_seg(int reg) |
481 | { | |
482 | tcg_gen_ld_tl(cpu_A0, cpu_env, offsetof(CPUState, segs[reg].base)); | |
483 | } | |
14ce26e7 | 484 | |
57fec1fe FB |
485 | static inline void gen_op_addq_A0_seg(int reg) |
486 | { | |
487 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, segs[reg].base)); | |
488 | tcg_gen_add_tl(cpu_A0, cpu_A0, cpu_tmp0); | |
489 | } | |
490 | ||
491 | static inline void gen_op_movq_A0_reg(int reg) | |
492 | { | |
493 | tcg_gen_ld_tl(cpu_A0, cpu_env, offsetof(CPUState, regs[reg])); | |
494 | } | |
495 | ||
496 | static inline void gen_op_addq_A0_reg_sN(int shift, int reg) | |
497 | { | |
498 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg])); | |
499 | if (shift != 0) | |
500 | tcg_gen_shli_tl(cpu_tmp0, cpu_tmp0, shift); | |
501 | tcg_gen_add_tl(cpu_A0, cpu_A0, cpu_tmp0); | |
502 | } | |
14ce26e7 FB |
503 | #endif |
504 | ||
57fec1fe FB |
505 | static inline void gen_op_lds_T0_A0(int idx) |
506 | { | |
507 | int mem_index = (idx >> 2) - 1; | |
508 | switch(idx & 3) { | |
509 | case 0: | |
510 | tcg_gen_qemu_ld8s(cpu_T[0], cpu_A0, mem_index); | |
511 | break; | |
512 | case 1: | |
513 | tcg_gen_qemu_ld16s(cpu_T[0], cpu_A0, mem_index); | |
514 | break; | |
515 | default: | |
516 | case 2: | |
517 | tcg_gen_qemu_ld32s(cpu_T[0], cpu_A0, mem_index); | |
518 | break; | |
519 | } | |
520 | } | |
2c0262af | 521 | |
1e4840bf | 522 | static inline void gen_op_ld_v(int idx, TCGv t0, TCGv a0) |
57fec1fe FB |
523 | { |
524 | int mem_index = (idx >> 2) - 1; | |
525 | switch(idx & 3) { | |
526 | case 0: | |
1e4840bf | 527 | tcg_gen_qemu_ld8u(t0, a0, mem_index); |
57fec1fe FB |
528 | break; |
529 | case 1: | |
1e4840bf | 530 | tcg_gen_qemu_ld16u(t0, a0, mem_index); |
57fec1fe FB |
531 | break; |
532 | case 2: | |
1e4840bf | 533 | tcg_gen_qemu_ld32u(t0, a0, mem_index); |
57fec1fe FB |
534 | break; |
535 | default: | |
536 | case 3: | |
1e4840bf | 537 | tcg_gen_qemu_ld64(t0, a0, mem_index); |
57fec1fe FB |
538 | break; |
539 | } | |
540 | } | |
2c0262af | 541 | |
1e4840bf FB |
542 | /* XXX: always use ldu or lds */ |
543 | static inline void gen_op_ld_T0_A0(int idx) | |
544 | { | |
545 | gen_op_ld_v(idx, cpu_T[0], cpu_A0); | |
546 | } | |
547 | ||
57fec1fe FB |
548 | static inline void gen_op_ldu_T0_A0(int idx) |
549 | { | |
1e4840bf | 550 | gen_op_ld_v(idx, cpu_T[0], cpu_A0); |
57fec1fe | 551 | } |
2c0262af | 552 | |
57fec1fe | 553 | static inline void gen_op_ld_T1_A0(int idx) |
1e4840bf FB |
554 | { |
555 | gen_op_ld_v(idx, cpu_T[1], cpu_A0); | |
556 | } | |
557 | ||
558 | static inline void gen_op_st_v(int idx, TCGv t0, TCGv a0) | |
57fec1fe FB |
559 | { |
560 | int mem_index = (idx >> 2) - 1; | |
561 | switch(idx & 3) { | |
562 | case 0: | |
1e4840bf | 563 | tcg_gen_qemu_st8(t0, a0, mem_index); |
57fec1fe FB |
564 | break; |
565 | case 1: | |
1e4840bf | 566 | tcg_gen_qemu_st16(t0, a0, mem_index); |
57fec1fe FB |
567 | break; |
568 | case 2: | |
1e4840bf | 569 | tcg_gen_qemu_st32(t0, a0, mem_index); |
57fec1fe FB |
570 | break; |
571 | default: | |
572 | case 3: | |
1e4840bf | 573 | tcg_gen_qemu_st64(t0, a0, mem_index); |
57fec1fe FB |
574 | break; |
575 | } | |
576 | } | |
4f31916f | 577 | |
57fec1fe FB |
578 | static inline void gen_op_st_T0_A0(int idx) |
579 | { | |
1e4840bf | 580 | gen_op_st_v(idx, cpu_T[0], cpu_A0); |
57fec1fe | 581 | } |
4f31916f | 582 | |
57fec1fe FB |
583 | static inline void gen_op_st_T1_A0(int idx) |
584 | { | |
1e4840bf | 585 | gen_op_st_v(idx, cpu_T[1], cpu_A0); |
57fec1fe | 586 | } |
4f31916f | 587 | |
14ce26e7 FB |
588 | static inline void gen_jmp_im(target_ulong pc) |
589 | { | |
57fec1fe FB |
590 | tcg_gen_movi_tl(cpu_tmp0, pc); |
591 | tcg_gen_st_tl(cpu_tmp0, cpu_env, offsetof(CPUState, eip)); | |
14ce26e7 FB |
592 | } |
593 | ||
2c0262af FB |
594 | static inline void gen_string_movl_A0_ESI(DisasContext *s) |
595 | { | |
596 | int override; | |
597 | ||
598 | override = s->override; | |
14ce26e7 FB |
599 | #ifdef TARGET_X86_64 |
600 | if (s->aflag == 2) { | |
601 | if (override >= 0) { | |
57fec1fe FB |
602 | gen_op_movq_A0_seg(override); |
603 | gen_op_addq_A0_reg_sN(0, R_ESI); | |
14ce26e7 | 604 | } else { |
57fec1fe | 605 | gen_op_movq_A0_reg(R_ESI); |
14ce26e7 FB |
606 | } |
607 | } else | |
608 | #endif | |
2c0262af FB |
609 | if (s->aflag) { |
610 | /* 32 bit address */ | |
611 | if (s->addseg && override < 0) | |
612 | override = R_DS; | |
613 | if (override >= 0) { | |
57fec1fe FB |
614 | gen_op_movl_A0_seg(override); |
615 | gen_op_addl_A0_reg_sN(0, R_ESI); | |
2c0262af | 616 | } else { |
57fec1fe | 617 | gen_op_movl_A0_reg(R_ESI); |
2c0262af FB |
618 | } |
619 | } else { | |
620 | /* 16 address, always override */ | |
621 | if (override < 0) | |
622 | override = R_DS; | |
57fec1fe | 623 | gen_op_movl_A0_reg(R_ESI); |
2c0262af | 624 | gen_op_andl_A0_ffff(); |
57fec1fe | 625 | gen_op_addl_A0_seg(override); |
2c0262af FB |
626 | } |
627 | } | |
628 | ||
629 | static inline void gen_string_movl_A0_EDI(DisasContext *s) | |
630 | { | |
14ce26e7 FB |
631 | #ifdef TARGET_X86_64 |
632 | if (s->aflag == 2) { | |
57fec1fe | 633 | gen_op_movq_A0_reg(R_EDI); |
14ce26e7 FB |
634 | } else |
635 | #endif | |
2c0262af FB |
636 | if (s->aflag) { |
637 | if (s->addseg) { | |
57fec1fe FB |
638 | gen_op_movl_A0_seg(R_ES); |
639 | gen_op_addl_A0_reg_sN(0, R_EDI); | |
2c0262af | 640 | } else { |
57fec1fe | 641 | gen_op_movl_A0_reg(R_EDI); |
2c0262af FB |
642 | } |
643 | } else { | |
57fec1fe | 644 | gen_op_movl_A0_reg(R_EDI); |
2c0262af | 645 | gen_op_andl_A0_ffff(); |
57fec1fe | 646 | gen_op_addl_A0_seg(R_ES); |
2c0262af FB |
647 | } |
648 | } | |
649 | ||
6e0d8677 FB |
650 | static inline void gen_op_movl_T0_Dshift(int ot) |
651 | { | |
652 | tcg_gen_ld32s_tl(cpu_T[0], cpu_env, offsetof(CPUState, df)); | |
653 | tcg_gen_shli_tl(cpu_T[0], cpu_T[0], ot); | |
2c0262af FB |
654 | }; |
655 | ||
6e0d8677 FB |
656 | static void gen_extu(int ot, TCGv reg) |
657 | { | |
658 | switch(ot) { | |
659 | case OT_BYTE: | |
660 | tcg_gen_ext8u_tl(reg, reg); | |
661 | break; | |
662 | case OT_WORD: | |
663 | tcg_gen_ext16u_tl(reg, reg); | |
664 | break; | |
665 | case OT_LONG: | |
666 | tcg_gen_ext32u_tl(reg, reg); | |
667 | break; | |
668 | default: | |
669 | break; | |
670 | } | |
671 | } | |
3b46e624 | 672 | |
6e0d8677 FB |
673 | static void gen_exts(int ot, TCGv reg) |
674 | { | |
675 | switch(ot) { | |
676 | case OT_BYTE: | |
677 | tcg_gen_ext8s_tl(reg, reg); | |
678 | break; | |
679 | case OT_WORD: | |
680 | tcg_gen_ext16s_tl(reg, reg); | |
681 | break; | |
682 | case OT_LONG: | |
683 | tcg_gen_ext32s_tl(reg, reg); | |
684 | break; | |
685 | default: | |
686 | break; | |
687 | } | |
688 | } | |
2c0262af | 689 | |
6e0d8677 FB |
690 | static inline void gen_op_jnz_ecx(int size, int label1) |
691 | { | |
692 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[R_ECX])); | |
693 | gen_extu(size + 1, cpu_tmp0); | |
cb63669a | 694 | tcg_gen_brcondi_tl(TCG_COND_NE, cpu_tmp0, 0, label1); |
6e0d8677 FB |
695 | } |
696 | ||
697 | static inline void gen_op_jz_ecx(int size, int label1) | |
698 | { | |
699 | tcg_gen_ld_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[R_ECX])); | |
700 | gen_extu(size + 1, cpu_tmp0); | |
cb63669a | 701 | tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, label1); |
6e0d8677 | 702 | } |
2c0262af | 703 | |
b8b6a50b FB |
704 | static void *helper_in_func[3] = { |
705 | helper_inb, | |
706 | helper_inw, | |
707 | helper_inl, | |
2c0262af FB |
708 | }; |
709 | ||
b8b6a50b FB |
710 | static void *helper_out_func[3] = { |
711 | helper_outb, | |
712 | helper_outw, | |
713 | helper_outl, | |
2c0262af FB |
714 | }; |
715 | ||
b8b6a50b FB |
716 | static void *gen_check_io_func[3] = { |
717 | helper_check_iob, | |
718 | helper_check_iow, | |
719 | helper_check_iol, | |
f115e911 FB |
720 | }; |
721 | ||
b8b6a50b FB |
722 | static void gen_check_io(DisasContext *s, int ot, target_ulong cur_eip, |
723 | uint32_t svm_flags) | |
f115e911 | 724 | { |
b8b6a50b FB |
725 | int state_saved; |
726 | target_ulong next_eip; | |
727 | ||
728 | state_saved = 0; | |
f115e911 FB |
729 | if (s->pe && (s->cpl > s->iopl || s->vm86)) { |
730 | if (s->cc_op != CC_OP_DYNAMIC) | |
731 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 732 | gen_jmp_im(cur_eip); |
b8b6a50b | 733 | state_saved = 1; |
b6abf97d | 734 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
b8b6a50b | 735 | tcg_gen_helper_0_1(gen_check_io_func[ot], |
b6abf97d | 736 | cpu_tmp2_i32); |
b8b6a50b | 737 | } |
872929aa | 738 | if(s->flags & HF_SVMI_MASK) { |
b8b6a50b FB |
739 | if (!state_saved) { |
740 | if (s->cc_op != CC_OP_DYNAMIC) | |
741 | gen_op_set_cc_op(s->cc_op); | |
742 | gen_jmp_im(cur_eip); | |
743 | state_saved = 1; | |
744 | } | |
745 | svm_flags |= (1 << (4 + ot)); | |
746 | next_eip = s->pc - s->cs_base; | |
b6abf97d | 747 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
b8b6a50b | 748 | tcg_gen_helper_0_3(helper_svm_check_io, |
b6abf97d | 749 | cpu_tmp2_i32, |
b8b6a50b FB |
750 | tcg_const_i32(svm_flags), |
751 | tcg_const_i32(next_eip - cur_eip)); | |
f115e911 FB |
752 | } |
753 | } | |
754 | ||
2c0262af FB |
755 | static inline void gen_movs(DisasContext *s, int ot) |
756 | { | |
757 | gen_string_movl_A0_ESI(s); | |
57fec1fe | 758 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 759 | gen_string_movl_A0_EDI(s); |
57fec1fe | 760 | gen_op_st_T0_A0(ot + s->mem_index); |
6e0d8677 FB |
761 | gen_op_movl_T0_Dshift(ot); |
762 | gen_op_add_reg_T0(s->aflag, R_ESI); | |
763 | gen_op_add_reg_T0(s->aflag, R_EDI); | |
2c0262af FB |
764 | } |
765 | ||
766 | static inline void gen_update_cc_op(DisasContext *s) | |
767 | { | |
768 | if (s->cc_op != CC_OP_DYNAMIC) { | |
769 | gen_op_set_cc_op(s->cc_op); | |
770 | s->cc_op = CC_OP_DYNAMIC; | |
771 | } | |
772 | } | |
773 | ||
b6abf97d FB |
774 | static void gen_op_update1_cc(void) |
775 | { | |
776 | tcg_gen_discard_tl(cpu_cc_src); | |
777 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
778 | } | |
779 | ||
780 | static void gen_op_update2_cc(void) | |
781 | { | |
782 | tcg_gen_mov_tl(cpu_cc_src, cpu_T[1]); | |
783 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
784 | } | |
785 | ||
786 | static inline void gen_op_cmpl_T0_T1_cc(void) | |
787 | { | |
788 | tcg_gen_mov_tl(cpu_cc_src, cpu_T[1]); | |
789 | tcg_gen_sub_tl(cpu_cc_dst, cpu_T[0], cpu_T[1]); | |
790 | } | |
791 | ||
792 | static inline void gen_op_testl_T0_T1_cc(void) | |
793 | { | |
794 | tcg_gen_discard_tl(cpu_cc_src); | |
795 | tcg_gen_and_tl(cpu_cc_dst, cpu_T[0], cpu_T[1]); | |
796 | } | |
797 | ||
798 | static void gen_op_update_neg_cc(void) | |
799 | { | |
800 | tcg_gen_neg_tl(cpu_cc_src, cpu_T[0]); | |
801 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
802 | } | |
803 | ||
8e1c85e3 FB |
804 | /* compute eflags.C to reg */ |
805 | static void gen_compute_eflags_c(TCGv reg) | |
806 | { | |
807 | #if TCG_TARGET_REG_BITS == 32 | |
808 | tcg_gen_shli_i32(cpu_tmp2_i32, cpu_cc_op, 3); | |
809 | tcg_gen_addi_i32(cpu_tmp2_i32, cpu_tmp2_i32, | |
810 | (long)cc_table + offsetof(CCTable, compute_c)); | |
811 | tcg_gen_ld_i32(cpu_tmp2_i32, cpu_tmp2_i32, 0); | |
812 | tcg_gen_call(&tcg_ctx, cpu_tmp2_i32, TCG_CALL_PURE, | |
813 | 1, &cpu_tmp2_i32, 0, NULL); | |
814 | #else | |
815 | tcg_gen_extu_i32_tl(cpu_tmp1_i64, cpu_cc_op); | |
816 | tcg_gen_shli_i64(cpu_tmp1_i64, cpu_tmp1_i64, 4); | |
817 | tcg_gen_addi_i64(cpu_tmp1_i64, cpu_tmp1_i64, | |
818 | (long)cc_table + offsetof(CCTable, compute_c)); | |
819 | tcg_gen_ld_i64(cpu_tmp1_i64, cpu_tmp1_i64, 0); | |
820 | tcg_gen_call(&tcg_ctx, cpu_tmp1_i64, TCG_CALL_PURE, | |
821 | 1, &cpu_tmp2_i32, 0, NULL); | |
822 | #endif | |
823 | tcg_gen_extu_i32_tl(reg, cpu_tmp2_i32); | |
824 | } | |
825 | ||
826 | /* compute all eflags to cc_src */ | |
827 | static void gen_compute_eflags(TCGv reg) | |
828 | { | |
829 | #if TCG_TARGET_REG_BITS == 32 | |
830 | tcg_gen_shli_i32(cpu_tmp2_i32, cpu_cc_op, 3); | |
831 | tcg_gen_addi_i32(cpu_tmp2_i32, cpu_tmp2_i32, | |
832 | (long)cc_table + offsetof(CCTable, compute_all)); | |
833 | tcg_gen_ld_i32(cpu_tmp2_i32, cpu_tmp2_i32, 0); | |
834 | tcg_gen_call(&tcg_ctx, cpu_tmp2_i32, TCG_CALL_PURE, | |
835 | 1, &cpu_tmp2_i32, 0, NULL); | |
836 | #else | |
837 | tcg_gen_extu_i32_tl(cpu_tmp1_i64, cpu_cc_op); | |
838 | tcg_gen_shli_i64(cpu_tmp1_i64, cpu_tmp1_i64, 4); | |
839 | tcg_gen_addi_i64(cpu_tmp1_i64, cpu_tmp1_i64, | |
840 | (long)cc_table + offsetof(CCTable, compute_all)); | |
841 | tcg_gen_ld_i64(cpu_tmp1_i64, cpu_tmp1_i64, 0); | |
842 | tcg_gen_call(&tcg_ctx, cpu_tmp1_i64, TCG_CALL_PURE, | |
843 | 1, &cpu_tmp2_i32, 0, NULL); | |
844 | #endif | |
845 | tcg_gen_extu_i32_tl(reg, cpu_tmp2_i32); | |
846 | } | |
847 | ||
1e4840bf | 848 | static inline void gen_setcc_slow_T0(DisasContext *s, int jcc_op) |
8e1c85e3 | 849 | { |
1e4840bf FB |
850 | if (s->cc_op != CC_OP_DYNAMIC) |
851 | gen_op_set_cc_op(s->cc_op); | |
852 | switch(jcc_op) { | |
8e1c85e3 FB |
853 | case JCC_O: |
854 | gen_compute_eflags(cpu_T[0]); | |
855 | tcg_gen_shri_tl(cpu_T[0], cpu_T[0], 11); | |
856 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 1); | |
857 | break; | |
858 | case JCC_B: | |
859 | gen_compute_eflags_c(cpu_T[0]); | |
860 | break; | |
861 | case JCC_Z: | |
862 | gen_compute_eflags(cpu_T[0]); | |
863 | tcg_gen_shri_tl(cpu_T[0], cpu_T[0], 6); | |
864 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 1); | |
865 | break; | |
866 | case JCC_BE: | |
867 | gen_compute_eflags(cpu_tmp0); | |
868 | tcg_gen_shri_tl(cpu_T[0], cpu_tmp0, 6); | |
869 | tcg_gen_or_tl(cpu_T[0], cpu_T[0], cpu_tmp0); | |
870 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 1); | |
871 | break; | |
872 | case JCC_S: | |
873 | gen_compute_eflags(cpu_T[0]); | |
874 | tcg_gen_shri_tl(cpu_T[0], cpu_T[0], 7); | |
875 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 1); | |
876 | break; | |
877 | case JCC_P: | |
878 | gen_compute_eflags(cpu_T[0]); | |
879 | tcg_gen_shri_tl(cpu_T[0], cpu_T[0], 2); | |
880 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 1); | |
881 | break; | |
882 | case JCC_L: | |
883 | gen_compute_eflags(cpu_tmp0); | |
884 | tcg_gen_shri_tl(cpu_T[0], cpu_tmp0, 11); /* CC_O */ | |
885 | tcg_gen_shri_tl(cpu_tmp0, cpu_tmp0, 7); /* CC_S */ | |
886 | tcg_gen_xor_tl(cpu_T[0], cpu_T[0], cpu_tmp0); | |
887 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 1); | |
888 | break; | |
889 | default: | |
890 | case JCC_LE: | |
891 | gen_compute_eflags(cpu_tmp0); | |
892 | tcg_gen_shri_tl(cpu_T[0], cpu_tmp0, 11); /* CC_O */ | |
893 | tcg_gen_shri_tl(cpu_tmp4, cpu_tmp0, 7); /* CC_S */ | |
894 | tcg_gen_shri_tl(cpu_tmp0, cpu_tmp0, 6); /* CC_Z */ | |
895 | tcg_gen_xor_tl(cpu_T[0], cpu_T[0], cpu_tmp4); | |
896 | tcg_gen_or_tl(cpu_T[0], cpu_T[0], cpu_tmp0); | |
897 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 1); | |
898 | break; | |
899 | } | |
900 | } | |
901 | ||
902 | /* return true if setcc_slow is not needed (WARNING: must be kept in | |
903 | sync with gen_jcc1) */ | |
904 | static int is_fast_jcc_case(DisasContext *s, int b) | |
905 | { | |
906 | int jcc_op; | |
907 | jcc_op = (b >> 1) & 7; | |
908 | switch(s->cc_op) { | |
909 | /* we optimize the cmp/jcc case */ | |
910 | case CC_OP_SUBB: | |
911 | case CC_OP_SUBW: | |
912 | case CC_OP_SUBL: | |
913 | case CC_OP_SUBQ: | |
914 | if (jcc_op == JCC_O || jcc_op == JCC_P) | |
915 | goto slow_jcc; | |
916 | break; | |
917 | ||
918 | /* some jumps are easy to compute */ | |
919 | case CC_OP_ADDB: | |
920 | case CC_OP_ADDW: | |
921 | case CC_OP_ADDL: | |
922 | case CC_OP_ADDQ: | |
923 | ||
924 | case CC_OP_LOGICB: | |
925 | case CC_OP_LOGICW: | |
926 | case CC_OP_LOGICL: | |
927 | case CC_OP_LOGICQ: | |
928 | ||
929 | case CC_OP_INCB: | |
930 | case CC_OP_INCW: | |
931 | case CC_OP_INCL: | |
932 | case CC_OP_INCQ: | |
933 | ||
934 | case CC_OP_DECB: | |
935 | case CC_OP_DECW: | |
936 | case CC_OP_DECL: | |
937 | case CC_OP_DECQ: | |
938 | ||
939 | case CC_OP_SHLB: | |
940 | case CC_OP_SHLW: | |
941 | case CC_OP_SHLL: | |
942 | case CC_OP_SHLQ: | |
943 | if (jcc_op != JCC_Z && jcc_op != JCC_S) | |
944 | goto slow_jcc; | |
945 | break; | |
946 | default: | |
947 | slow_jcc: | |
948 | return 0; | |
949 | } | |
950 | return 1; | |
951 | } | |
952 | ||
953 | /* generate a conditional jump to label 'l1' according to jump opcode | |
954 | value 'b'. In the fast case, T0 is guaranted not to be used. */ | |
955 | static inline void gen_jcc1(DisasContext *s, int cc_op, int b, int l1) | |
956 | { | |
957 | int inv, jcc_op, size, cond; | |
958 | TCGv t0; | |
959 | ||
960 | inv = b & 1; | |
961 | jcc_op = (b >> 1) & 7; | |
962 | ||
963 | switch(cc_op) { | |
964 | /* we optimize the cmp/jcc case */ | |
965 | case CC_OP_SUBB: | |
966 | case CC_OP_SUBW: | |
967 | case CC_OP_SUBL: | |
968 | case CC_OP_SUBQ: | |
969 | ||
970 | size = cc_op - CC_OP_SUBB; | |
971 | switch(jcc_op) { | |
972 | case JCC_Z: | |
973 | fast_jcc_z: | |
974 | switch(size) { | |
975 | case 0: | |
976 | tcg_gen_andi_tl(cpu_tmp0, cpu_cc_dst, 0xff); | |
977 | t0 = cpu_tmp0; | |
978 | break; | |
979 | case 1: | |
980 | tcg_gen_andi_tl(cpu_tmp0, cpu_cc_dst, 0xffff); | |
981 | t0 = cpu_tmp0; | |
982 | break; | |
983 | #ifdef TARGET_X86_64 | |
984 | case 2: | |
985 | tcg_gen_andi_tl(cpu_tmp0, cpu_cc_dst, 0xffffffff); | |
986 | t0 = cpu_tmp0; | |
987 | break; | |
988 | #endif | |
989 | default: | |
990 | t0 = cpu_cc_dst; | |
991 | break; | |
992 | } | |
cb63669a | 993 | tcg_gen_brcondi_tl(inv ? TCG_COND_NE : TCG_COND_EQ, t0, 0, l1); |
8e1c85e3 FB |
994 | break; |
995 | case JCC_S: | |
996 | fast_jcc_s: | |
997 | switch(size) { | |
998 | case 0: | |
999 | tcg_gen_andi_tl(cpu_tmp0, cpu_cc_dst, 0x80); | |
cb63669a PB |
1000 | tcg_gen_brcondi_tl(inv ? TCG_COND_EQ : TCG_COND_NE, cpu_tmp0, |
1001 | 0, l1); | |
8e1c85e3 FB |
1002 | break; |
1003 | case 1: | |
1004 | tcg_gen_andi_tl(cpu_tmp0, cpu_cc_dst, 0x8000); | |
cb63669a PB |
1005 | tcg_gen_brcondi_tl(inv ? TCG_COND_EQ : TCG_COND_NE, cpu_tmp0, |
1006 | 0, l1); | |
8e1c85e3 FB |
1007 | break; |
1008 | #ifdef TARGET_X86_64 | |
1009 | case 2: | |
1010 | tcg_gen_andi_tl(cpu_tmp0, cpu_cc_dst, 0x80000000); | |
cb63669a PB |
1011 | tcg_gen_brcondi_tl(inv ? TCG_COND_EQ : TCG_COND_NE, cpu_tmp0, |
1012 | 0, l1); | |
8e1c85e3 FB |
1013 | break; |
1014 | #endif | |
1015 | default: | |
cb63669a PB |
1016 | tcg_gen_brcondi_tl(inv ? TCG_COND_GE : TCG_COND_LT, cpu_cc_dst, |
1017 | 0, l1); | |
8e1c85e3 FB |
1018 | break; |
1019 | } | |
1020 | break; | |
1021 | ||
1022 | case JCC_B: | |
1023 | cond = inv ? TCG_COND_GEU : TCG_COND_LTU; | |
1024 | goto fast_jcc_b; | |
1025 | case JCC_BE: | |
1026 | cond = inv ? TCG_COND_GTU : TCG_COND_LEU; | |
1027 | fast_jcc_b: | |
1028 | tcg_gen_add_tl(cpu_tmp4, cpu_cc_dst, cpu_cc_src); | |
1029 | switch(size) { | |
1030 | case 0: | |
1031 | t0 = cpu_tmp0; | |
1032 | tcg_gen_andi_tl(cpu_tmp4, cpu_tmp4, 0xff); | |
1033 | tcg_gen_andi_tl(t0, cpu_cc_src, 0xff); | |
1034 | break; | |
1035 | case 1: | |
1036 | t0 = cpu_tmp0; | |
1037 | tcg_gen_andi_tl(cpu_tmp4, cpu_tmp4, 0xffff); | |
1038 | tcg_gen_andi_tl(t0, cpu_cc_src, 0xffff); | |
1039 | break; | |
1040 | #ifdef TARGET_X86_64 | |
1041 | case 2: | |
1042 | t0 = cpu_tmp0; | |
1043 | tcg_gen_andi_tl(cpu_tmp4, cpu_tmp4, 0xffffffff); | |
1044 | tcg_gen_andi_tl(t0, cpu_cc_src, 0xffffffff); | |
1045 | break; | |
1046 | #endif | |
1047 | default: | |
1048 | t0 = cpu_cc_src; | |
1049 | break; | |
1050 | } | |
1051 | tcg_gen_brcond_tl(cond, cpu_tmp4, t0, l1); | |
1052 | break; | |
1053 | ||
1054 | case JCC_L: | |
1055 | cond = inv ? TCG_COND_GE : TCG_COND_LT; | |
1056 | goto fast_jcc_l; | |
1057 | case JCC_LE: | |
1058 | cond = inv ? TCG_COND_GT : TCG_COND_LE; | |
1059 | fast_jcc_l: | |
1060 | tcg_gen_add_tl(cpu_tmp4, cpu_cc_dst, cpu_cc_src); | |
1061 | switch(size) { | |
1062 | case 0: | |
1063 | t0 = cpu_tmp0; | |
1064 | tcg_gen_ext8s_tl(cpu_tmp4, cpu_tmp4); | |
1065 | tcg_gen_ext8s_tl(t0, cpu_cc_src); | |
1066 | break; | |
1067 | case 1: | |
1068 | t0 = cpu_tmp0; | |
1069 | tcg_gen_ext16s_tl(cpu_tmp4, cpu_tmp4); | |
1070 | tcg_gen_ext16s_tl(t0, cpu_cc_src); | |
1071 | break; | |
1072 | #ifdef TARGET_X86_64 | |
1073 | case 2: | |
1074 | t0 = cpu_tmp0; | |
1075 | tcg_gen_ext32s_tl(cpu_tmp4, cpu_tmp4); | |
1076 | tcg_gen_ext32s_tl(t0, cpu_cc_src); | |
1077 | break; | |
1078 | #endif | |
1079 | default: | |
1080 | t0 = cpu_cc_src; | |
1081 | break; | |
1082 | } | |
1083 | tcg_gen_brcond_tl(cond, cpu_tmp4, t0, l1); | |
1084 | break; | |
1085 | ||
1086 | default: | |
1087 | goto slow_jcc; | |
1088 | } | |
1089 | break; | |
1090 | ||
1091 | /* some jumps are easy to compute */ | |
1092 | case CC_OP_ADDB: | |
1093 | case CC_OP_ADDW: | |
1094 | case CC_OP_ADDL: | |
1095 | case CC_OP_ADDQ: | |
1096 | ||
1097 | case CC_OP_ADCB: | |
1098 | case CC_OP_ADCW: | |
1099 | case CC_OP_ADCL: | |
1100 | case CC_OP_ADCQ: | |
1101 | ||
1102 | case CC_OP_SBBB: | |
1103 | case CC_OP_SBBW: | |
1104 | case CC_OP_SBBL: | |
1105 | case CC_OP_SBBQ: | |
1106 | ||
1107 | case CC_OP_LOGICB: | |
1108 | case CC_OP_LOGICW: | |
1109 | case CC_OP_LOGICL: | |
1110 | case CC_OP_LOGICQ: | |
1111 | ||
1112 | case CC_OP_INCB: | |
1113 | case CC_OP_INCW: | |
1114 | case CC_OP_INCL: | |
1115 | case CC_OP_INCQ: | |
1116 | ||
1117 | case CC_OP_DECB: | |
1118 | case CC_OP_DECW: | |
1119 | case CC_OP_DECL: | |
1120 | case CC_OP_DECQ: | |
1121 | ||
1122 | case CC_OP_SHLB: | |
1123 | case CC_OP_SHLW: | |
1124 | case CC_OP_SHLL: | |
1125 | case CC_OP_SHLQ: | |
1126 | ||
1127 | case CC_OP_SARB: | |
1128 | case CC_OP_SARW: | |
1129 | case CC_OP_SARL: | |
1130 | case CC_OP_SARQ: | |
1131 | switch(jcc_op) { | |
1132 | case JCC_Z: | |
1133 | size = (cc_op - CC_OP_ADDB) & 3; | |
1134 | goto fast_jcc_z; | |
1135 | case JCC_S: | |
1136 | size = (cc_op - CC_OP_ADDB) & 3; | |
1137 | goto fast_jcc_s; | |
1138 | default: | |
1139 | goto slow_jcc; | |
1140 | } | |
1141 | break; | |
1142 | default: | |
1143 | slow_jcc: | |
1e4840bf | 1144 | gen_setcc_slow_T0(s, jcc_op); |
cb63669a PB |
1145 | tcg_gen_brcondi_tl(inv ? TCG_COND_EQ : TCG_COND_NE, |
1146 | cpu_T[0], 0, l1); | |
8e1c85e3 FB |
1147 | break; |
1148 | } | |
1149 | } | |
1150 | ||
14ce26e7 FB |
1151 | /* XXX: does not work with gdbstub "ice" single step - not a |
1152 | serious problem */ | |
1153 | static int gen_jz_ecx_string(DisasContext *s, target_ulong next_eip) | |
2c0262af | 1154 | { |
14ce26e7 FB |
1155 | int l1, l2; |
1156 | ||
1157 | l1 = gen_new_label(); | |
1158 | l2 = gen_new_label(); | |
6e0d8677 | 1159 | gen_op_jnz_ecx(s->aflag, l1); |
14ce26e7 FB |
1160 | gen_set_label(l2); |
1161 | gen_jmp_tb(s, next_eip, 1); | |
1162 | gen_set_label(l1); | |
1163 | return l2; | |
2c0262af FB |
1164 | } |
1165 | ||
1166 | static inline void gen_stos(DisasContext *s, int ot) | |
1167 | { | |
57fec1fe | 1168 | gen_op_mov_TN_reg(OT_LONG, 0, R_EAX); |
2c0262af | 1169 | gen_string_movl_A0_EDI(s); |
57fec1fe | 1170 | gen_op_st_T0_A0(ot + s->mem_index); |
6e0d8677 FB |
1171 | gen_op_movl_T0_Dshift(ot); |
1172 | gen_op_add_reg_T0(s->aflag, R_EDI); | |
2c0262af FB |
1173 | } |
1174 | ||
1175 | static inline void gen_lods(DisasContext *s, int ot) | |
1176 | { | |
1177 | gen_string_movl_A0_ESI(s); | |
57fec1fe FB |
1178 | gen_op_ld_T0_A0(ot + s->mem_index); |
1179 | gen_op_mov_reg_T0(ot, R_EAX); | |
6e0d8677 FB |
1180 | gen_op_movl_T0_Dshift(ot); |
1181 | gen_op_add_reg_T0(s->aflag, R_ESI); | |
2c0262af FB |
1182 | } |
1183 | ||
1184 | static inline void gen_scas(DisasContext *s, int ot) | |
1185 | { | |
57fec1fe | 1186 | gen_op_mov_TN_reg(OT_LONG, 0, R_EAX); |
2c0262af | 1187 | gen_string_movl_A0_EDI(s); |
57fec1fe | 1188 | gen_op_ld_T1_A0(ot + s->mem_index); |
2c0262af | 1189 | gen_op_cmpl_T0_T1_cc(); |
6e0d8677 FB |
1190 | gen_op_movl_T0_Dshift(ot); |
1191 | gen_op_add_reg_T0(s->aflag, R_EDI); | |
2c0262af FB |
1192 | } |
1193 | ||
1194 | static inline void gen_cmps(DisasContext *s, int ot) | |
1195 | { | |
1196 | gen_string_movl_A0_ESI(s); | |
57fec1fe | 1197 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 1198 | gen_string_movl_A0_EDI(s); |
57fec1fe | 1199 | gen_op_ld_T1_A0(ot + s->mem_index); |
2c0262af | 1200 | gen_op_cmpl_T0_T1_cc(); |
6e0d8677 FB |
1201 | gen_op_movl_T0_Dshift(ot); |
1202 | gen_op_add_reg_T0(s->aflag, R_ESI); | |
1203 | gen_op_add_reg_T0(s->aflag, R_EDI); | |
2c0262af FB |
1204 | } |
1205 | ||
1206 | static inline void gen_ins(DisasContext *s, int ot) | |
1207 | { | |
2e70f6ef PB |
1208 | if (use_icount) |
1209 | gen_io_start(); | |
2c0262af | 1210 | gen_string_movl_A0_EDI(s); |
6e0d8677 FB |
1211 | /* Note: we must do this dummy write first to be restartable in |
1212 | case of page fault. */ | |
9772c73b | 1213 | gen_op_movl_T0_0(); |
57fec1fe | 1214 | gen_op_st_T0_A0(ot + s->mem_index); |
b8b6a50b | 1215 | gen_op_mov_TN_reg(OT_WORD, 1, R_EDX); |
b6abf97d FB |
1216 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[1]); |
1217 | tcg_gen_andi_i32(cpu_tmp2_i32, cpu_tmp2_i32, 0xffff); | |
1218 | tcg_gen_helper_1_1(helper_in_func[ot], cpu_T[0], cpu_tmp2_i32); | |
57fec1fe | 1219 | gen_op_st_T0_A0(ot + s->mem_index); |
6e0d8677 FB |
1220 | gen_op_movl_T0_Dshift(ot); |
1221 | gen_op_add_reg_T0(s->aflag, R_EDI); | |
2e70f6ef PB |
1222 | if (use_icount) |
1223 | gen_io_end(); | |
2c0262af FB |
1224 | } |
1225 | ||
1226 | static inline void gen_outs(DisasContext *s, int ot) | |
1227 | { | |
2e70f6ef PB |
1228 | if (use_icount) |
1229 | gen_io_start(); | |
2c0262af | 1230 | gen_string_movl_A0_ESI(s); |
57fec1fe | 1231 | gen_op_ld_T0_A0(ot + s->mem_index); |
b8b6a50b FB |
1232 | |
1233 | gen_op_mov_TN_reg(OT_WORD, 1, R_EDX); | |
b6abf97d FB |
1234 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[1]); |
1235 | tcg_gen_andi_i32(cpu_tmp2_i32, cpu_tmp2_i32, 0xffff); | |
1236 | tcg_gen_trunc_tl_i32(cpu_tmp3_i32, cpu_T[0]); | |
1237 | tcg_gen_helper_0_2(helper_out_func[ot], cpu_tmp2_i32, cpu_tmp3_i32); | |
b8b6a50b | 1238 | |
6e0d8677 FB |
1239 | gen_op_movl_T0_Dshift(ot); |
1240 | gen_op_add_reg_T0(s->aflag, R_ESI); | |
2e70f6ef PB |
1241 | if (use_icount) |
1242 | gen_io_end(); | |
2c0262af FB |
1243 | } |
1244 | ||
1245 | /* same method as Valgrind : we generate jumps to current or next | |
1246 | instruction */ | |
1247 | #define GEN_REPZ(op) \ | |
1248 | static inline void gen_repz_ ## op(DisasContext *s, int ot, \ | |
14ce26e7 | 1249 | target_ulong cur_eip, target_ulong next_eip) \ |
2c0262af | 1250 | { \ |
14ce26e7 | 1251 | int l2;\ |
2c0262af | 1252 | gen_update_cc_op(s); \ |
14ce26e7 | 1253 | l2 = gen_jz_ecx_string(s, next_eip); \ |
2c0262af | 1254 | gen_ ## op(s, ot); \ |
6e0d8677 | 1255 | gen_op_add_reg_im(s->aflag, R_ECX, -1); \ |
2c0262af FB |
1256 | /* a loop would cause two single step exceptions if ECX = 1 \ |
1257 | before rep string_insn */ \ | |
1258 | if (!s->jmp_opt) \ | |
6e0d8677 | 1259 | gen_op_jz_ecx(s->aflag, l2); \ |
2c0262af FB |
1260 | gen_jmp(s, cur_eip); \ |
1261 | } | |
1262 | ||
1263 | #define GEN_REPZ2(op) \ | |
1264 | static inline void gen_repz_ ## op(DisasContext *s, int ot, \ | |
14ce26e7 FB |
1265 | target_ulong cur_eip, \ |
1266 | target_ulong next_eip, \ | |
2c0262af FB |
1267 | int nz) \ |
1268 | { \ | |
14ce26e7 | 1269 | int l2;\ |
2c0262af | 1270 | gen_update_cc_op(s); \ |
14ce26e7 | 1271 | l2 = gen_jz_ecx_string(s, next_eip); \ |
2c0262af | 1272 | gen_ ## op(s, ot); \ |
6e0d8677 | 1273 | gen_op_add_reg_im(s->aflag, R_ECX, -1); \ |
2c0262af | 1274 | gen_op_set_cc_op(CC_OP_SUBB + ot); \ |
8e1c85e3 | 1275 | gen_jcc1(s, CC_OP_SUBB + ot, (JCC_Z << 1) | (nz ^ 1), l2); \ |
2c0262af | 1276 | if (!s->jmp_opt) \ |
6e0d8677 | 1277 | gen_op_jz_ecx(s->aflag, l2); \ |
2c0262af FB |
1278 | gen_jmp(s, cur_eip); \ |
1279 | } | |
1280 | ||
1281 | GEN_REPZ(movs) | |
1282 | GEN_REPZ(stos) | |
1283 | GEN_REPZ(lods) | |
1284 | GEN_REPZ(ins) | |
1285 | GEN_REPZ(outs) | |
1286 | GEN_REPZ2(scas) | |
1287 | GEN_REPZ2(cmps) | |
1288 | ||
19e6c4b8 FB |
1289 | static void *helper_fp_arith_ST0_FT0[8] = { |
1290 | helper_fadd_ST0_FT0, | |
1291 | helper_fmul_ST0_FT0, | |
1292 | helper_fcom_ST0_FT0, | |
1293 | helper_fcom_ST0_FT0, | |
1294 | helper_fsub_ST0_FT0, | |
1295 | helper_fsubr_ST0_FT0, | |
1296 | helper_fdiv_ST0_FT0, | |
1297 | helper_fdivr_ST0_FT0, | |
2c0262af FB |
1298 | }; |
1299 | ||
1300 | /* NOTE the exception in "r" op ordering */ | |
19e6c4b8 FB |
1301 | static void *helper_fp_arith_STN_ST0[8] = { |
1302 | helper_fadd_STN_ST0, | |
1303 | helper_fmul_STN_ST0, | |
2c0262af FB |
1304 | NULL, |
1305 | NULL, | |
19e6c4b8 FB |
1306 | helper_fsubr_STN_ST0, |
1307 | helper_fsub_STN_ST0, | |
1308 | helper_fdivr_STN_ST0, | |
1309 | helper_fdiv_STN_ST0, | |
2c0262af FB |
1310 | }; |
1311 | ||
1312 | /* if d == OR_TMP0, it means memory operand (address in A0) */ | |
1313 | static void gen_op(DisasContext *s1, int op, int ot, int d) | |
1314 | { | |
2c0262af | 1315 | if (d != OR_TMP0) { |
57fec1fe | 1316 | gen_op_mov_TN_reg(ot, 0, d); |
2c0262af | 1317 | } else { |
57fec1fe | 1318 | gen_op_ld_T0_A0(ot + s1->mem_index); |
2c0262af FB |
1319 | } |
1320 | switch(op) { | |
1321 | case OP_ADCL: | |
cad3a37d FB |
1322 | if (s1->cc_op != CC_OP_DYNAMIC) |
1323 | gen_op_set_cc_op(s1->cc_op); | |
1324 | gen_compute_eflags_c(cpu_tmp4); | |
1325 | tcg_gen_add_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
1326 | tcg_gen_add_tl(cpu_T[0], cpu_T[0], cpu_tmp4); | |
1327 | if (d != OR_TMP0) | |
1328 | gen_op_mov_reg_T0(ot, d); | |
1329 | else | |
1330 | gen_op_st_T0_A0(ot + s1->mem_index); | |
1331 | tcg_gen_mov_tl(cpu_cc_src, cpu_T[1]); | |
1332 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
1333 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_tmp4); | |
1334 | tcg_gen_shli_i32(cpu_tmp2_i32, cpu_tmp2_i32, 2); | |
1335 | tcg_gen_addi_i32(cpu_cc_op, cpu_tmp2_i32, CC_OP_ADDB + ot); | |
1336 | s1->cc_op = CC_OP_DYNAMIC; | |
1337 | break; | |
2c0262af FB |
1338 | case OP_SBBL: |
1339 | if (s1->cc_op != CC_OP_DYNAMIC) | |
1340 | gen_op_set_cc_op(s1->cc_op); | |
cad3a37d FB |
1341 | gen_compute_eflags_c(cpu_tmp4); |
1342 | tcg_gen_sub_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
1343 | tcg_gen_sub_tl(cpu_T[0], cpu_T[0], cpu_tmp4); | |
1344 | if (d != OR_TMP0) | |
57fec1fe | 1345 | gen_op_mov_reg_T0(ot, d); |
cad3a37d FB |
1346 | else |
1347 | gen_op_st_T0_A0(ot + s1->mem_index); | |
1348 | tcg_gen_mov_tl(cpu_cc_src, cpu_T[1]); | |
1349 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
1350 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_tmp4); | |
1351 | tcg_gen_shli_i32(cpu_tmp2_i32, cpu_tmp2_i32, 2); | |
1352 | tcg_gen_addi_i32(cpu_cc_op, cpu_tmp2_i32, CC_OP_SUBB + ot); | |
2c0262af | 1353 | s1->cc_op = CC_OP_DYNAMIC; |
cad3a37d | 1354 | break; |
2c0262af FB |
1355 | case OP_ADDL: |
1356 | gen_op_addl_T0_T1(); | |
cad3a37d FB |
1357 | if (d != OR_TMP0) |
1358 | gen_op_mov_reg_T0(ot, d); | |
1359 | else | |
1360 | gen_op_st_T0_A0(ot + s1->mem_index); | |
1361 | gen_op_update2_cc(); | |
2c0262af | 1362 | s1->cc_op = CC_OP_ADDB + ot; |
2c0262af FB |
1363 | break; |
1364 | case OP_SUBL: | |
57fec1fe | 1365 | tcg_gen_sub_tl(cpu_T[0], cpu_T[0], cpu_T[1]); |
cad3a37d FB |
1366 | if (d != OR_TMP0) |
1367 | gen_op_mov_reg_T0(ot, d); | |
1368 | else | |
1369 | gen_op_st_T0_A0(ot + s1->mem_index); | |
1370 | gen_op_update2_cc(); | |
2c0262af | 1371 | s1->cc_op = CC_OP_SUBB + ot; |
2c0262af FB |
1372 | break; |
1373 | default: | |
1374 | case OP_ANDL: | |
57fec1fe | 1375 | tcg_gen_and_tl(cpu_T[0], cpu_T[0], cpu_T[1]); |
cad3a37d FB |
1376 | if (d != OR_TMP0) |
1377 | gen_op_mov_reg_T0(ot, d); | |
1378 | else | |
1379 | gen_op_st_T0_A0(ot + s1->mem_index); | |
1380 | gen_op_update1_cc(); | |
57fec1fe | 1381 | s1->cc_op = CC_OP_LOGICB + ot; |
57fec1fe | 1382 | break; |
2c0262af | 1383 | case OP_ORL: |
57fec1fe | 1384 | tcg_gen_or_tl(cpu_T[0], cpu_T[0], cpu_T[1]); |
cad3a37d FB |
1385 | if (d != OR_TMP0) |
1386 | gen_op_mov_reg_T0(ot, d); | |
1387 | else | |
1388 | gen_op_st_T0_A0(ot + s1->mem_index); | |
1389 | gen_op_update1_cc(); | |
57fec1fe | 1390 | s1->cc_op = CC_OP_LOGICB + ot; |
57fec1fe | 1391 | break; |
2c0262af | 1392 | case OP_XORL: |
57fec1fe | 1393 | tcg_gen_xor_tl(cpu_T[0], cpu_T[0], cpu_T[1]); |
cad3a37d FB |
1394 | if (d != OR_TMP0) |
1395 | gen_op_mov_reg_T0(ot, d); | |
1396 | else | |
1397 | gen_op_st_T0_A0(ot + s1->mem_index); | |
1398 | gen_op_update1_cc(); | |
2c0262af | 1399 | s1->cc_op = CC_OP_LOGICB + ot; |
2c0262af FB |
1400 | break; |
1401 | case OP_CMPL: | |
1402 | gen_op_cmpl_T0_T1_cc(); | |
1403 | s1->cc_op = CC_OP_SUBB + ot; | |
2c0262af FB |
1404 | break; |
1405 | } | |
b6abf97d FB |
1406 | } |
1407 | ||
2c0262af FB |
1408 | /* if d == OR_TMP0, it means memory operand (address in A0) */ |
1409 | static void gen_inc(DisasContext *s1, int ot, int d, int c) | |
1410 | { | |
1411 | if (d != OR_TMP0) | |
57fec1fe | 1412 | gen_op_mov_TN_reg(ot, 0, d); |
2c0262af | 1413 | else |
57fec1fe | 1414 | gen_op_ld_T0_A0(ot + s1->mem_index); |
2c0262af FB |
1415 | if (s1->cc_op != CC_OP_DYNAMIC) |
1416 | gen_op_set_cc_op(s1->cc_op); | |
1417 | if (c > 0) { | |
b6abf97d | 1418 | tcg_gen_addi_tl(cpu_T[0], cpu_T[0], 1); |
2c0262af FB |
1419 | s1->cc_op = CC_OP_INCB + ot; |
1420 | } else { | |
b6abf97d | 1421 | tcg_gen_addi_tl(cpu_T[0], cpu_T[0], -1); |
2c0262af FB |
1422 | s1->cc_op = CC_OP_DECB + ot; |
1423 | } | |
1424 | if (d != OR_TMP0) | |
57fec1fe | 1425 | gen_op_mov_reg_T0(ot, d); |
2c0262af | 1426 | else |
57fec1fe | 1427 | gen_op_st_T0_A0(ot + s1->mem_index); |
b6abf97d | 1428 | gen_compute_eflags_c(cpu_cc_src); |
cd31fefa | 1429 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); |
2c0262af FB |
1430 | } |
1431 | ||
b6abf97d FB |
1432 | static void gen_shift_rm_T1(DisasContext *s, int ot, int op1, |
1433 | int is_right, int is_arith) | |
2c0262af | 1434 | { |
b6abf97d FB |
1435 | target_ulong mask; |
1436 | int shift_label; | |
1e4840bf FB |
1437 | TCGv t0, t1; |
1438 | ||
b6abf97d FB |
1439 | if (ot == OT_QUAD) |
1440 | mask = 0x3f; | |
2c0262af | 1441 | else |
b6abf97d | 1442 | mask = 0x1f; |
3b46e624 | 1443 | |
b6abf97d FB |
1444 | /* load */ |
1445 | if (op1 == OR_TMP0) | |
1446 | gen_op_ld_T0_A0(ot + s->mem_index); | |
2c0262af | 1447 | else |
b6abf97d FB |
1448 | gen_op_mov_TN_reg(ot, 0, op1); |
1449 | ||
1450 | tcg_gen_andi_tl(cpu_T[1], cpu_T[1], mask); | |
1451 | ||
1452 | tcg_gen_addi_tl(cpu_tmp5, cpu_T[1], -1); | |
1453 | ||
1454 | if (is_right) { | |
1455 | if (is_arith) { | |
f484d386 | 1456 | gen_exts(ot, cpu_T[0]); |
b6abf97d FB |
1457 | tcg_gen_sar_tl(cpu_T3, cpu_T[0], cpu_tmp5); |
1458 | tcg_gen_sar_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
1459 | } else { | |
cad3a37d | 1460 | gen_extu(ot, cpu_T[0]); |
b6abf97d FB |
1461 | tcg_gen_shr_tl(cpu_T3, cpu_T[0], cpu_tmp5); |
1462 | tcg_gen_shr_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
1463 | } | |
1464 | } else { | |
1465 | tcg_gen_shl_tl(cpu_T3, cpu_T[0], cpu_tmp5); | |
1466 | tcg_gen_shl_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
1467 | } | |
1468 | ||
1469 | /* store */ | |
1470 | if (op1 == OR_TMP0) | |
1471 | gen_op_st_T0_A0(ot + s->mem_index); | |
1472 | else | |
1473 | gen_op_mov_reg_T0(ot, op1); | |
1474 | ||
1475 | /* update eflags if non zero shift */ | |
1476 | if (s->cc_op != CC_OP_DYNAMIC) | |
1477 | gen_op_set_cc_op(s->cc_op); | |
1478 | ||
1e4840bf FB |
1479 | /* XXX: inefficient */ |
1480 | t0 = tcg_temp_local_new(TCG_TYPE_TL); | |
1481 | t1 = tcg_temp_local_new(TCG_TYPE_TL); | |
1482 | ||
1483 | tcg_gen_mov_tl(t0, cpu_T[0]); | |
1484 | tcg_gen_mov_tl(t1, cpu_T3); | |
1485 | ||
b6abf97d | 1486 | shift_label = gen_new_label(); |
cb63669a | 1487 | tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_T[1], 0, shift_label); |
b6abf97d | 1488 | |
1e4840bf FB |
1489 | tcg_gen_mov_tl(cpu_cc_src, t1); |
1490 | tcg_gen_mov_tl(cpu_cc_dst, t0); | |
b6abf97d FB |
1491 | if (is_right) |
1492 | tcg_gen_movi_i32(cpu_cc_op, CC_OP_SARB + ot); | |
1493 | else | |
1494 | tcg_gen_movi_i32(cpu_cc_op, CC_OP_SHLB + ot); | |
1495 | ||
1496 | gen_set_label(shift_label); | |
1497 | s->cc_op = CC_OP_DYNAMIC; /* cannot predict flags after */ | |
1e4840bf FB |
1498 | |
1499 | tcg_temp_free(t0); | |
1500 | tcg_temp_free(t1); | |
b6abf97d FB |
1501 | } |
1502 | ||
c1c37968 FB |
1503 | static void gen_shift_rm_im(DisasContext *s, int ot, int op1, int op2, |
1504 | int is_right, int is_arith) | |
1505 | { | |
1506 | int mask; | |
1507 | ||
1508 | if (ot == OT_QUAD) | |
1509 | mask = 0x3f; | |
1510 | else | |
1511 | mask = 0x1f; | |
1512 | ||
1513 | /* load */ | |
1514 | if (op1 == OR_TMP0) | |
1515 | gen_op_ld_T0_A0(ot + s->mem_index); | |
1516 | else | |
1517 | gen_op_mov_TN_reg(ot, 0, op1); | |
1518 | ||
1519 | op2 &= mask; | |
1520 | if (op2 != 0) { | |
1521 | if (is_right) { | |
1522 | if (is_arith) { | |
1523 | gen_exts(ot, cpu_T[0]); | |
2a449d14 | 1524 | tcg_gen_sari_tl(cpu_tmp4, cpu_T[0], op2 - 1); |
c1c37968 FB |
1525 | tcg_gen_sari_tl(cpu_T[0], cpu_T[0], op2); |
1526 | } else { | |
1527 | gen_extu(ot, cpu_T[0]); | |
2a449d14 | 1528 | tcg_gen_shri_tl(cpu_tmp4, cpu_T[0], op2 - 1); |
c1c37968 FB |
1529 | tcg_gen_shri_tl(cpu_T[0], cpu_T[0], op2); |
1530 | } | |
1531 | } else { | |
2a449d14 | 1532 | tcg_gen_shli_tl(cpu_tmp4, cpu_T[0], op2 - 1); |
c1c37968 FB |
1533 | tcg_gen_shli_tl(cpu_T[0], cpu_T[0], op2); |
1534 | } | |
1535 | } | |
1536 | ||
1537 | /* store */ | |
1538 | if (op1 == OR_TMP0) | |
1539 | gen_op_st_T0_A0(ot + s->mem_index); | |
1540 | else | |
1541 | gen_op_mov_reg_T0(ot, op1); | |
1542 | ||
1543 | /* update eflags if non zero shift */ | |
1544 | if (op2 != 0) { | |
2a449d14 | 1545 | tcg_gen_mov_tl(cpu_cc_src, cpu_tmp4); |
c1c37968 FB |
1546 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); |
1547 | if (is_right) | |
1548 | s->cc_op = CC_OP_SARB + ot; | |
1549 | else | |
1550 | s->cc_op = CC_OP_SHLB + ot; | |
1551 | } | |
1552 | } | |
1553 | ||
b6abf97d FB |
1554 | static inline void tcg_gen_lshift(TCGv ret, TCGv arg1, target_long arg2) |
1555 | { | |
1556 | if (arg2 >= 0) | |
1557 | tcg_gen_shli_tl(ret, arg1, arg2); | |
1558 | else | |
1559 | tcg_gen_shri_tl(ret, arg1, -arg2); | |
1560 | } | |
1561 | ||
1562 | /* XXX: add faster immediate case */ | |
1563 | static void gen_rot_rm_T1(DisasContext *s, int ot, int op1, | |
1564 | int is_right) | |
1565 | { | |
1566 | target_ulong mask; | |
1567 | int label1, label2, data_bits; | |
1e4840bf FB |
1568 | TCGv t0, t1, t2, a0; |
1569 | ||
1570 | /* XXX: inefficient, but we must use local temps */ | |
1571 | t0 = tcg_temp_local_new(TCG_TYPE_TL); | |
1572 | t1 = tcg_temp_local_new(TCG_TYPE_TL); | |
1573 | t2 = tcg_temp_local_new(TCG_TYPE_TL); | |
1574 | a0 = tcg_temp_local_new(TCG_TYPE_TL); | |
1575 | ||
b6abf97d FB |
1576 | if (ot == OT_QUAD) |
1577 | mask = 0x3f; | |
1578 | else | |
1579 | mask = 0x1f; | |
1580 | ||
1581 | /* load */ | |
1e4840bf FB |
1582 | if (op1 == OR_TMP0) { |
1583 | tcg_gen_mov_tl(a0, cpu_A0); | |
1584 | gen_op_ld_v(ot + s->mem_index, t0, a0); | |
1585 | } else { | |
1586 | gen_op_mov_v_reg(ot, t0, op1); | |
1587 | } | |
b6abf97d | 1588 | |
1e4840bf FB |
1589 | tcg_gen_mov_tl(t1, cpu_T[1]); |
1590 | ||
1591 | tcg_gen_andi_tl(t1, t1, mask); | |
b6abf97d FB |
1592 | |
1593 | /* Must test zero case to avoid using undefined behaviour in TCG | |
1594 | shifts. */ | |
1595 | label1 = gen_new_label(); | |
1e4840bf | 1596 | tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, label1); |
b6abf97d FB |
1597 | |
1598 | if (ot <= OT_WORD) | |
1e4840bf | 1599 | tcg_gen_andi_tl(cpu_tmp0, t1, (1 << (3 + ot)) - 1); |
b6abf97d | 1600 | else |
1e4840bf | 1601 | tcg_gen_mov_tl(cpu_tmp0, t1); |
b6abf97d | 1602 | |
1e4840bf FB |
1603 | gen_extu(ot, t0); |
1604 | tcg_gen_mov_tl(t2, t0); | |
b6abf97d FB |
1605 | |
1606 | data_bits = 8 << ot; | |
1607 | /* XXX: rely on behaviour of shifts when operand 2 overflows (XXX: | |
1608 | fix TCG definition) */ | |
1609 | if (is_right) { | |
1e4840bf | 1610 | tcg_gen_shr_tl(cpu_tmp4, t0, cpu_tmp0); |
b6abf97d | 1611 | tcg_gen_sub_tl(cpu_tmp0, tcg_const_tl(data_bits), cpu_tmp0); |
1e4840bf | 1612 | tcg_gen_shl_tl(t0, t0, cpu_tmp0); |
b6abf97d | 1613 | } else { |
1e4840bf | 1614 | tcg_gen_shl_tl(cpu_tmp4, t0, cpu_tmp0); |
b6abf97d | 1615 | tcg_gen_sub_tl(cpu_tmp0, tcg_const_tl(data_bits), cpu_tmp0); |
1e4840bf | 1616 | tcg_gen_shr_tl(t0, t0, cpu_tmp0); |
b6abf97d | 1617 | } |
1e4840bf | 1618 | tcg_gen_or_tl(t0, t0, cpu_tmp4); |
b6abf97d FB |
1619 | |
1620 | gen_set_label(label1); | |
1621 | /* store */ | |
1e4840bf FB |
1622 | if (op1 == OR_TMP0) { |
1623 | gen_op_st_v(ot + s->mem_index, t0, a0); | |
1624 | } else { | |
1625 | gen_op_mov_reg_v(ot, op1, t0); | |
1626 | } | |
b6abf97d FB |
1627 | |
1628 | /* update eflags */ | |
1629 | if (s->cc_op != CC_OP_DYNAMIC) | |
1630 | gen_op_set_cc_op(s->cc_op); | |
1631 | ||
1632 | label2 = gen_new_label(); | |
1e4840bf | 1633 | tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, label2); |
b6abf97d FB |
1634 | |
1635 | gen_compute_eflags(cpu_cc_src); | |
1636 | tcg_gen_andi_tl(cpu_cc_src, cpu_cc_src, ~(CC_O | CC_C)); | |
1e4840bf | 1637 | tcg_gen_xor_tl(cpu_tmp0, t2, t0); |
b6abf97d FB |
1638 | tcg_gen_lshift(cpu_tmp0, cpu_tmp0, 11 - (data_bits - 1)); |
1639 | tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, CC_O); | |
1640 | tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, cpu_tmp0); | |
1641 | if (is_right) { | |
1e4840bf | 1642 | tcg_gen_shri_tl(t0, t0, data_bits - 1); |
b6abf97d | 1643 | } |
1e4840bf FB |
1644 | tcg_gen_andi_tl(t0, t0, CC_C); |
1645 | tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, t0); | |
b6abf97d FB |
1646 | |
1647 | tcg_gen_discard_tl(cpu_cc_dst); | |
1648 | tcg_gen_movi_i32(cpu_cc_op, CC_OP_EFLAGS); | |
1649 | ||
1650 | gen_set_label(label2); | |
1651 | s->cc_op = CC_OP_DYNAMIC; /* cannot predict flags after */ | |
1e4840bf FB |
1652 | |
1653 | tcg_temp_free(t0); | |
1654 | tcg_temp_free(t1); | |
1655 | tcg_temp_free(t2); | |
1656 | tcg_temp_free(a0); | |
b6abf97d FB |
1657 | } |
1658 | ||
1659 | static void *helper_rotc[8] = { | |
1660 | helper_rclb, | |
1661 | helper_rclw, | |
1662 | helper_rcll, | |
1663 | X86_64_ONLY(helper_rclq), | |
1664 | helper_rcrb, | |
1665 | helper_rcrw, | |
1666 | helper_rcrl, | |
1667 | X86_64_ONLY(helper_rcrq), | |
1668 | }; | |
1669 | ||
1670 | /* XXX: add faster immediate = 1 case */ | |
1671 | static void gen_rotc_rm_T1(DisasContext *s, int ot, int op1, | |
1672 | int is_right) | |
1673 | { | |
1674 | int label1; | |
1675 | ||
1676 | if (s->cc_op != CC_OP_DYNAMIC) | |
1677 | gen_op_set_cc_op(s->cc_op); | |
1678 | ||
1679 | /* load */ | |
1680 | if (op1 == OR_TMP0) | |
1681 | gen_op_ld_T0_A0(ot + s->mem_index); | |
1682 | else | |
1683 | gen_op_mov_TN_reg(ot, 0, op1); | |
1684 | ||
1685 | tcg_gen_helper_1_2(helper_rotc[ot + (is_right * 4)], | |
1686 | cpu_T[0], cpu_T[0], cpu_T[1]); | |
1687 | /* store */ | |
1688 | if (op1 == OR_TMP0) | |
1689 | gen_op_st_T0_A0(ot + s->mem_index); | |
1690 | else | |
1691 | gen_op_mov_reg_T0(ot, op1); | |
1692 | ||
1693 | /* update eflags */ | |
1694 | label1 = gen_new_label(); | |
1e4840bf | 1695 | tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_cc_tmp, -1, label1); |
b6abf97d | 1696 | |
1e4840bf | 1697 | tcg_gen_mov_tl(cpu_cc_src, cpu_cc_tmp); |
b6abf97d FB |
1698 | tcg_gen_discard_tl(cpu_cc_dst); |
1699 | tcg_gen_movi_i32(cpu_cc_op, CC_OP_EFLAGS); | |
1700 | ||
1701 | gen_set_label(label1); | |
1702 | s->cc_op = CC_OP_DYNAMIC; /* cannot predict flags after */ | |
1703 | } | |
1704 | ||
1705 | /* XXX: add faster immediate case */ | |
1706 | static void gen_shiftd_rm_T1_T3(DisasContext *s, int ot, int op1, | |
1707 | int is_right) | |
1708 | { | |
1709 | int label1, label2, data_bits; | |
1710 | target_ulong mask; | |
1e4840bf FB |
1711 | TCGv t0, t1, t2, a0; |
1712 | ||
1713 | t0 = tcg_temp_local_new(TCG_TYPE_TL); | |
1714 | t1 = tcg_temp_local_new(TCG_TYPE_TL); | |
1715 | t2 = tcg_temp_local_new(TCG_TYPE_TL); | |
1716 | a0 = tcg_temp_local_new(TCG_TYPE_TL); | |
b6abf97d FB |
1717 | |
1718 | if (ot == OT_QUAD) | |
1719 | mask = 0x3f; | |
1720 | else | |
1721 | mask = 0x1f; | |
1722 | ||
1723 | /* load */ | |
1e4840bf FB |
1724 | if (op1 == OR_TMP0) { |
1725 | tcg_gen_mov_tl(a0, cpu_A0); | |
1726 | gen_op_ld_v(ot + s->mem_index, t0, a0); | |
1727 | } else { | |
1728 | gen_op_mov_v_reg(ot, t0, op1); | |
1729 | } | |
b6abf97d FB |
1730 | |
1731 | tcg_gen_andi_tl(cpu_T3, cpu_T3, mask); | |
1e4840bf FB |
1732 | |
1733 | tcg_gen_mov_tl(t1, cpu_T[1]); | |
1734 | tcg_gen_mov_tl(t2, cpu_T3); | |
1735 | ||
b6abf97d FB |
1736 | /* Must test zero case to avoid using undefined behaviour in TCG |
1737 | shifts. */ | |
1738 | label1 = gen_new_label(); | |
1e4840bf | 1739 | tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, label1); |
b6abf97d | 1740 | |
1e4840bf | 1741 | tcg_gen_addi_tl(cpu_tmp5, t2, -1); |
b6abf97d FB |
1742 | if (ot == OT_WORD) { |
1743 | /* Note: we implement the Intel behaviour for shift count > 16 */ | |
1744 | if (is_right) { | |
1e4840bf FB |
1745 | tcg_gen_andi_tl(t0, t0, 0xffff); |
1746 | tcg_gen_shli_tl(cpu_tmp0, t1, 16); | |
1747 | tcg_gen_or_tl(t0, t0, cpu_tmp0); | |
1748 | tcg_gen_ext32u_tl(t0, t0); | |
b6abf97d | 1749 | |
1e4840bf | 1750 | tcg_gen_shr_tl(cpu_tmp4, t0, cpu_tmp5); |
b6abf97d FB |
1751 | |
1752 | /* only needed if count > 16, but a test would complicate */ | |
1e4840bf FB |
1753 | tcg_gen_sub_tl(cpu_tmp5, tcg_const_tl(32), t2); |
1754 | tcg_gen_shl_tl(cpu_tmp0, t0, cpu_tmp5); | |
b6abf97d | 1755 | |
1e4840bf | 1756 | tcg_gen_shr_tl(t0, t0, t2); |
b6abf97d | 1757 | |
1e4840bf | 1758 | tcg_gen_or_tl(t0, t0, cpu_tmp0); |
b6abf97d FB |
1759 | } else { |
1760 | /* XXX: not optimal */ | |
1e4840bf FB |
1761 | tcg_gen_andi_tl(t0, t0, 0xffff); |
1762 | tcg_gen_shli_tl(t1, t1, 16); | |
1763 | tcg_gen_or_tl(t1, t1, t0); | |
1764 | tcg_gen_ext32u_tl(t1, t1); | |
b6abf97d | 1765 | |
1e4840bf | 1766 | tcg_gen_shl_tl(cpu_tmp4, t0, cpu_tmp5); |
b6abf97d | 1767 | tcg_gen_sub_tl(cpu_tmp0, tcg_const_tl(32), cpu_tmp5); |
1e4840bf | 1768 | tcg_gen_shr_tl(cpu_tmp6, t1, cpu_tmp0); |
b6abf97d FB |
1769 | tcg_gen_or_tl(cpu_tmp4, cpu_tmp4, cpu_tmp6); |
1770 | ||
1e4840bf FB |
1771 | tcg_gen_shl_tl(t0, t0, t2); |
1772 | tcg_gen_sub_tl(cpu_tmp5, tcg_const_tl(32), t2); | |
1773 | tcg_gen_shr_tl(t1, t1, cpu_tmp5); | |
1774 | tcg_gen_or_tl(t0, t0, t1); | |
b6abf97d FB |
1775 | } |
1776 | } else { | |
1777 | data_bits = 8 << ot; | |
1778 | if (is_right) { | |
1779 | if (ot == OT_LONG) | |
1e4840bf | 1780 | tcg_gen_ext32u_tl(t0, t0); |
b6abf97d | 1781 | |
1e4840bf | 1782 | tcg_gen_shr_tl(cpu_tmp4, t0, cpu_tmp5); |
b6abf97d | 1783 | |
1e4840bf FB |
1784 | tcg_gen_shr_tl(t0, t0, t2); |
1785 | tcg_gen_sub_tl(cpu_tmp5, tcg_const_tl(data_bits), t2); | |
1786 | tcg_gen_shl_tl(t1, t1, cpu_tmp5); | |
1787 | tcg_gen_or_tl(t0, t0, t1); | |
b6abf97d FB |
1788 | |
1789 | } else { | |
1790 | if (ot == OT_LONG) | |
1e4840bf | 1791 | tcg_gen_ext32u_tl(t1, t1); |
b6abf97d | 1792 | |
1e4840bf | 1793 | tcg_gen_shl_tl(cpu_tmp4, t0, cpu_tmp5); |
b6abf97d | 1794 | |
1e4840bf FB |
1795 | tcg_gen_shl_tl(t0, t0, t2); |
1796 | tcg_gen_sub_tl(cpu_tmp5, tcg_const_tl(data_bits), t2); | |
1797 | tcg_gen_shr_tl(t1, t1, cpu_tmp5); | |
1798 | tcg_gen_or_tl(t0, t0, t1); | |
b6abf97d FB |
1799 | } |
1800 | } | |
1e4840bf | 1801 | tcg_gen_mov_tl(t1, cpu_tmp4); |
b6abf97d FB |
1802 | |
1803 | gen_set_label(label1); | |
1804 | /* store */ | |
1e4840bf FB |
1805 | if (op1 == OR_TMP0) { |
1806 | gen_op_st_v(ot + s->mem_index, t0, a0); | |
1807 | } else { | |
1808 | gen_op_mov_reg_v(ot, op1, t0); | |
1809 | } | |
b6abf97d FB |
1810 | |
1811 | /* update eflags */ | |
1812 | if (s->cc_op != CC_OP_DYNAMIC) | |
1813 | gen_op_set_cc_op(s->cc_op); | |
1814 | ||
1815 | label2 = gen_new_label(); | |
1e4840bf | 1816 | tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, label2); |
b6abf97d | 1817 | |
1e4840bf FB |
1818 | tcg_gen_mov_tl(cpu_cc_src, t1); |
1819 | tcg_gen_mov_tl(cpu_cc_dst, t0); | |
b6abf97d FB |
1820 | if (is_right) { |
1821 | tcg_gen_movi_i32(cpu_cc_op, CC_OP_SARB + ot); | |
1822 | } else { | |
1823 | tcg_gen_movi_i32(cpu_cc_op, CC_OP_SHLB + ot); | |
1824 | } | |
1825 | gen_set_label(label2); | |
1826 | s->cc_op = CC_OP_DYNAMIC; /* cannot predict flags after */ | |
1e4840bf FB |
1827 | |
1828 | tcg_temp_free(t0); | |
1829 | tcg_temp_free(t1); | |
1830 | tcg_temp_free(t2); | |
1831 | tcg_temp_free(a0); | |
b6abf97d FB |
1832 | } |
1833 | ||
1834 | static void gen_shift(DisasContext *s1, int op, int ot, int d, int s) | |
1835 | { | |
1836 | if (s != OR_TMP1) | |
1837 | gen_op_mov_TN_reg(ot, 1, s); | |
1838 | switch(op) { | |
1839 | case OP_ROL: | |
1840 | gen_rot_rm_T1(s1, ot, d, 0); | |
1841 | break; | |
1842 | case OP_ROR: | |
1843 | gen_rot_rm_T1(s1, ot, d, 1); | |
1844 | break; | |
1845 | case OP_SHL: | |
1846 | case OP_SHL1: | |
1847 | gen_shift_rm_T1(s1, ot, d, 0, 0); | |
1848 | break; | |
1849 | case OP_SHR: | |
1850 | gen_shift_rm_T1(s1, ot, d, 1, 0); | |
1851 | break; | |
1852 | case OP_SAR: | |
1853 | gen_shift_rm_T1(s1, ot, d, 1, 1); | |
1854 | break; | |
1855 | case OP_RCL: | |
1856 | gen_rotc_rm_T1(s1, ot, d, 0); | |
1857 | break; | |
1858 | case OP_RCR: | |
1859 | gen_rotc_rm_T1(s1, ot, d, 1); | |
1860 | break; | |
1861 | } | |
2c0262af FB |
1862 | } |
1863 | ||
1864 | static void gen_shifti(DisasContext *s1, int op, int ot, int d, int c) | |
1865 | { | |
c1c37968 FB |
1866 | switch(op) { |
1867 | case OP_SHL: | |
1868 | case OP_SHL1: | |
1869 | gen_shift_rm_im(s1, ot, d, c, 0, 0); | |
1870 | break; | |
1871 | case OP_SHR: | |
1872 | gen_shift_rm_im(s1, ot, d, c, 1, 0); | |
1873 | break; | |
1874 | case OP_SAR: | |
1875 | gen_shift_rm_im(s1, ot, d, c, 1, 1); | |
1876 | break; | |
1877 | default: | |
1878 | /* currently not optimized */ | |
1879 | gen_op_movl_T1_im(c); | |
1880 | gen_shift(s1, op, ot, d, OR_TMP1); | |
1881 | break; | |
1882 | } | |
2c0262af FB |
1883 | } |
1884 | ||
1885 | static void gen_lea_modrm(DisasContext *s, int modrm, int *reg_ptr, int *offset_ptr) | |
1886 | { | |
14ce26e7 | 1887 | target_long disp; |
2c0262af | 1888 | int havesib; |
14ce26e7 | 1889 | int base; |
2c0262af FB |
1890 | int index; |
1891 | int scale; | |
1892 | int opreg; | |
1893 | int mod, rm, code, override, must_add_seg; | |
1894 | ||
1895 | override = s->override; | |
1896 | must_add_seg = s->addseg; | |
1897 | if (override >= 0) | |
1898 | must_add_seg = 1; | |
1899 | mod = (modrm >> 6) & 3; | |
1900 | rm = modrm & 7; | |
1901 | ||
1902 | if (s->aflag) { | |
1903 | ||
1904 | havesib = 0; | |
1905 | base = rm; | |
1906 | index = 0; | |
1907 | scale = 0; | |
3b46e624 | 1908 | |
2c0262af FB |
1909 | if (base == 4) { |
1910 | havesib = 1; | |
61382a50 | 1911 | code = ldub_code(s->pc++); |
2c0262af | 1912 | scale = (code >> 6) & 3; |
14ce26e7 FB |
1913 | index = ((code >> 3) & 7) | REX_X(s); |
1914 | base = (code & 7); | |
2c0262af | 1915 | } |
14ce26e7 | 1916 | base |= REX_B(s); |
2c0262af FB |
1917 | |
1918 | switch (mod) { | |
1919 | case 0: | |
14ce26e7 | 1920 | if ((base & 7) == 5) { |
2c0262af | 1921 | base = -1; |
14ce26e7 | 1922 | disp = (int32_t)ldl_code(s->pc); |
2c0262af | 1923 | s->pc += 4; |
14ce26e7 FB |
1924 | if (CODE64(s) && !havesib) { |
1925 | disp += s->pc + s->rip_offset; | |
1926 | } | |
2c0262af FB |
1927 | } else { |
1928 | disp = 0; | |
1929 | } | |
1930 | break; | |
1931 | case 1: | |
61382a50 | 1932 | disp = (int8_t)ldub_code(s->pc++); |
2c0262af FB |
1933 | break; |
1934 | default: | |
1935 | case 2: | |
61382a50 | 1936 | disp = ldl_code(s->pc); |
2c0262af FB |
1937 | s->pc += 4; |
1938 | break; | |
1939 | } | |
3b46e624 | 1940 | |
2c0262af FB |
1941 | if (base >= 0) { |
1942 | /* for correct popl handling with esp */ | |
1943 | if (base == 4 && s->popl_esp_hack) | |
1944 | disp += s->popl_esp_hack; | |
14ce26e7 FB |
1945 | #ifdef TARGET_X86_64 |
1946 | if (s->aflag == 2) { | |
57fec1fe | 1947 | gen_op_movq_A0_reg(base); |
14ce26e7 | 1948 | if (disp != 0) { |
57fec1fe | 1949 | gen_op_addq_A0_im(disp); |
14ce26e7 | 1950 | } |
5fafdf24 | 1951 | } else |
14ce26e7 FB |
1952 | #endif |
1953 | { | |
57fec1fe | 1954 | gen_op_movl_A0_reg(base); |
14ce26e7 FB |
1955 | if (disp != 0) |
1956 | gen_op_addl_A0_im(disp); | |
1957 | } | |
2c0262af | 1958 | } else { |
14ce26e7 FB |
1959 | #ifdef TARGET_X86_64 |
1960 | if (s->aflag == 2) { | |
57fec1fe | 1961 | gen_op_movq_A0_im(disp); |
5fafdf24 | 1962 | } else |
14ce26e7 FB |
1963 | #endif |
1964 | { | |
1965 | gen_op_movl_A0_im(disp); | |
1966 | } | |
2c0262af FB |
1967 | } |
1968 | /* XXX: index == 4 is always invalid */ | |
1969 | if (havesib && (index != 4 || scale != 0)) { | |
14ce26e7 FB |
1970 | #ifdef TARGET_X86_64 |
1971 | if (s->aflag == 2) { | |
57fec1fe | 1972 | gen_op_addq_A0_reg_sN(scale, index); |
5fafdf24 | 1973 | } else |
14ce26e7 FB |
1974 | #endif |
1975 | { | |
57fec1fe | 1976 | gen_op_addl_A0_reg_sN(scale, index); |
14ce26e7 | 1977 | } |
2c0262af FB |
1978 | } |
1979 | if (must_add_seg) { | |
1980 | if (override < 0) { | |
1981 | if (base == R_EBP || base == R_ESP) | |
1982 | override = R_SS; | |
1983 | else | |
1984 | override = R_DS; | |
1985 | } | |
14ce26e7 FB |
1986 | #ifdef TARGET_X86_64 |
1987 | if (s->aflag == 2) { | |
57fec1fe | 1988 | gen_op_addq_A0_seg(override); |
5fafdf24 | 1989 | } else |
14ce26e7 FB |
1990 | #endif |
1991 | { | |
57fec1fe | 1992 | gen_op_addl_A0_seg(override); |
14ce26e7 | 1993 | } |
2c0262af FB |
1994 | } |
1995 | } else { | |
1996 | switch (mod) { | |
1997 | case 0: | |
1998 | if (rm == 6) { | |
61382a50 | 1999 | disp = lduw_code(s->pc); |
2c0262af FB |
2000 | s->pc += 2; |
2001 | gen_op_movl_A0_im(disp); | |
2002 | rm = 0; /* avoid SS override */ | |
2003 | goto no_rm; | |
2004 | } else { | |
2005 | disp = 0; | |
2006 | } | |
2007 | break; | |
2008 | case 1: | |
61382a50 | 2009 | disp = (int8_t)ldub_code(s->pc++); |
2c0262af FB |
2010 | break; |
2011 | default: | |
2012 | case 2: | |
61382a50 | 2013 | disp = lduw_code(s->pc); |
2c0262af FB |
2014 | s->pc += 2; |
2015 | break; | |
2016 | } | |
2017 | switch(rm) { | |
2018 | case 0: | |
57fec1fe FB |
2019 | gen_op_movl_A0_reg(R_EBX); |
2020 | gen_op_addl_A0_reg_sN(0, R_ESI); | |
2c0262af FB |
2021 | break; |
2022 | case 1: | |
57fec1fe FB |
2023 | gen_op_movl_A0_reg(R_EBX); |
2024 | gen_op_addl_A0_reg_sN(0, R_EDI); | |
2c0262af FB |
2025 | break; |
2026 | case 2: | |
57fec1fe FB |
2027 | gen_op_movl_A0_reg(R_EBP); |
2028 | gen_op_addl_A0_reg_sN(0, R_ESI); | |
2c0262af FB |
2029 | break; |
2030 | case 3: | |
57fec1fe FB |
2031 | gen_op_movl_A0_reg(R_EBP); |
2032 | gen_op_addl_A0_reg_sN(0, R_EDI); | |
2c0262af FB |
2033 | break; |
2034 | case 4: | |
57fec1fe | 2035 | gen_op_movl_A0_reg(R_ESI); |
2c0262af FB |
2036 | break; |
2037 | case 5: | |
57fec1fe | 2038 | gen_op_movl_A0_reg(R_EDI); |
2c0262af FB |
2039 | break; |
2040 | case 6: | |
57fec1fe | 2041 | gen_op_movl_A0_reg(R_EBP); |
2c0262af FB |
2042 | break; |
2043 | default: | |
2044 | case 7: | |
57fec1fe | 2045 | gen_op_movl_A0_reg(R_EBX); |
2c0262af FB |
2046 | break; |
2047 | } | |
2048 | if (disp != 0) | |
2049 | gen_op_addl_A0_im(disp); | |
2050 | gen_op_andl_A0_ffff(); | |
2051 | no_rm: | |
2052 | if (must_add_seg) { | |
2053 | if (override < 0) { | |
2054 | if (rm == 2 || rm == 3 || rm == 6) | |
2055 | override = R_SS; | |
2056 | else | |
2057 | override = R_DS; | |
2058 | } | |
57fec1fe | 2059 | gen_op_addl_A0_seg(override); |
2c0262af FB |
2060 | } |
2061 | } | |
2062 | ||
2063 | opreg = OR_A0; | |
2064 | disp = 0; | |
2065 | *reg_ptr = opreg; | |
2066 | *offset_ptr = disp; | |
2067 | } | |
2068 | ||
e17a36ce FB |
2069 | static void gen_nop_modrm(DisasContext *s, int modrm) |
2070 | { | |
2071 | int mod, rm, base, code; | |
2072 | ||
2073 | mod = (modrm >> 6) & 3; | |
2074 | if (mod == 3) | |
2075 | return; | |
2076 | rm = modrm & 7; | |
2077 | ||
2078 | if (s->aflag) { | |
2079 | ||
2080 | base = rm; | |
3b46e624 | 2081 | |
e17a36ce FB |
2082 | if (base == 4) { |
2083 | code = ldub_code(s->pc++); | |
2084 | base = (code & 7); | |
2085 | } | |
3b46e624 | 2086 | |
e17a36ce FB |
2087 | switch (mod) { |
2088 | case 0: | |
2089 | if (base == 5) { | |
2090 | s->pc += 4; | |
2091 | } | |
2092 | break; | |
2093 | case 1: | |
2094 | s->pc++; | |
2095 | break; | |
2096 | default: | |
2097 | case 2: | |
2098 | s->pc += 4; | |
2099 | break; | |
2100 | } | |
2101 | } else { | |
2102 | switch (mod) { | |
2103 | case 0: | |
2104 | if (rm == 6) { | |
2105 | s->pc += 2; | |
2106 | } | |
2107 | break; | |
2108 | case 1: | |
2109 | s->pc++; | |
2110 | break; | |
2111 | default: | |
2112 | case 2: | |
2113 | s->pc += 2; | |
2114 | break; | |
2115 | } | |
2116 | } | |
2117 | } | |
2118 | ||
664e0f19 FB |
2119 | /* used for LEA and MOV AX, mem */ |
2120 | static void gen_add_A0_ds_seg(DisasContext *s) | |
2121 | { | |
2122 | int override, must_add_seg; | |
2123 | must_add_seg = s->addseg; | |
2124 | override = R_DS; | |
2125 | if (s->override >= 0) { | |
2126 | override = s->override; | |
2127 | must_add_seg = 1; | |
2128 | } else { | |
2129 | override = R_DS; | |
2130 | } | |
2131 | if (must_add_seg) { | |
8f091a59 FB |
2132 | #ifdef TARGET_X86_64 |
2133 | if (CODE64(s)) { | |
57fec1fe | 2134 | gen_op_addq_A0_seg(override); |
5fafdf24 | 2135 | } else |
8f091a59 FB |
2136 | #endif |
2137 | { | |
57fec1fe | 2138 | gen_op_addl_A0_seg(override); |
8f091a59 | 2139 | } |
664e0f19 FB |
2140 | } |
2141 | } | |
2142 | ||
2c0262af FB |
2143 | /* generate modrm memory load or store of 'reg'. TMP0 is used if reg != |
2144 | OR_TMP0 */ | |
2145 | static void gen_ldst_modrm(DisasContext *s, int modrm, int ot, int reg, int is_store) | |
2146 | { | |
2147 | int mod, rm, opreg, disp; | |
2148 | ||
2149 | mod = (modrm >> 6) & 3; | |
14ce26e7 | 2150 | rm = (modrm & 7) | REX_B(s); |
2c0262af FB |
2151 | if (mod == 3) { |
2152 | if (is_store) { | |
2153 | if (reg != OR_TMP0) | |
57fec1fe FB |
2154 | gen_op_mov_TN_reg(ot, 0, reg); |
2155 | gen_op_mov_reg_T0(ot, rm); | |
2c0262af | 2156 | } else { |
57fec1fe | 2157 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af | 2158 | if (reg != OR_TMP0) |
57fec1fe | 2159 | gen_op_mov_reg_T0(ot, reg); |
2c0262af FB |
2160 | } |
2161 | } else { | |
2162 | gen_lea_modrm(s, modrm, &opreg, &disp); | |
2163 | if (is_store) { | |
2164 | if (reg != OR_TMP0) | |
57fec1fe FB |
2165 | gen_op_mov_TN_reg(ot, 0, reg); |
2166 | gen_op_st_T0_A0(ot + s->mem_index); | |
2c0262af | 2167 | } else { |
57fec1fe | 2168 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 2169 | if (reg != OR_TMP0) |
57fec1fe | 2170 | gen_op_mov_reg_T0(ot, reg); |
2c0262af FB |
2171 | } |
2172 | } | |
2173 | } | |
2174 | ||
2175 | static inline uint32_t insn_get(DisasContext *s, int ot) | |
2176 | { | |
2177 | uint32_t ret; | |
2178 | ||
2179 | switch(ot) { | |
2180 | case OT_BYTE: | |
61382a50 | 2181 | ret = ldub_code(s->pc); |
2c0262af FB |
2182 | s->pc++; |
2183 | break; | |
2184 | case OT_WORD: | |
61382a50 | 2185 | ret = lduw_code(s->pc); |
2c0262af FB |
2186 | s->pc += 2; |
2187 | break; | |
2188 | default: | |
2189 | case OT_LONG: | |
61382a50 | 2190 | ret = ldl_code(s->pc); |
2c0262af FB |
2191 | s->pc += 4; |
2192 | break; | |
2193 | } | |
2194 | return ret; | |
2195 | } | |
2196 | ||
14ce26e7 FB |
2197 | static inline int insn_const_size(unsigned int ot) |
2198 | { | |
2199 | if (ot <= OT_LONG) | |
2200 | return 1 << ot; | |
2201 | else | |
2202 | return 4; | |
2203 | } | |
2204 | ||
6e256c93 FB |
2205 | static inline void gen_goto_tb(DisasContext *s, int tb_num, target_ulong eip) |
2206 | { | |
2207 | TranslationBlock *tb; | |
2208 | target_ulong pc; | |
2209 | ||
2210 | pc = s->cs_base + eip; | |
2211 | tb = s->tb; | |
2212 | /* NOTE: we handle the case where the TB spans two pages here */ | |
2213 | if ((pc & TARGET_PAGE_MASK) == (tb->pc & TARGET_PAGE_MASK) || | |
2214 | (pc & TARGET_PAGE_MASK) == ((s->pc - 1) & TARGET_PAGE_MASK)) { | |
2215 | /* jump to same page: we can use a direct jump */ | |
57fec1fe | 2216 | tcg_gen_goto_tb(tb_num); |
6e256c93 | 2217 | gen_jmp_im(eip); |
57fec1fe | 2218 | tcg_gen_exit_tb((long)tb + tb_num); |
6e256c93 FB |
2219 | } else { |
2220 | /* jump to another page: currently not optimized */ | |
2221 | gen_jmp_im(eip); | |
2222 | gen_eob(s); | |
2223 | } | |
2224 | } | |
2225 | ||
5fafdf24 | 2226 | static inline void gen_jcc(DisasContext *s, int b, |
14ce26e7 | 2227 | target_ulong val, target_ulong next_eip) |
2c0262af | 2228 | { |
8e1c85e3 | 2229 | int l1, l2, cc_op; |
3b46e624 | 2230 | |
8e1c85e3 FB |
2231 | cc_op = s->cc_op; |
2232 | if (s->cc_op != CC_OP_DYNAMIC) { | |
2233 | gen_op_set_cc_op(s->cc_op); | |
2234 | s->cc_op = CC_OP_DYNAMIC; | |
2235 | } | |
2c0262af | 2236 | if (s->jmp_opt) { |
14ce26e7 | 2237 | l1 = gen_new_label(); |
8e1c85e3 FB |
2238 | gen_jcc1(s, cc_op, b, l1); |
2239 | ||
6e256c93 | 2240 | gen_goto_tb(s, 0, next_eip); |
14ce26e7 FB |
2241 | |
2242 | gen_set_label(l1); | |
6e256c93 | 2243 | gen_goto_tb(s, 1, val); |
2c0262af FB |
2244 | s->is_jmp = 3; |
2245 | } else { | |
14ce26e7 | 2246 | |
14ce26e7 FB |
2247 | l1 = gen_new_label(); |
2248 | l2 = gen_new_label(); | |
8e1c85e3 FB |
2249 | gen_jcc1(s, cc_op, b, l1); |
2250 | ||
14ce26e7 | 2251 | gen_jmp_im(next_eip); |
8e1c85e3 FB |
2252 | tcg_gen_br(l2); |
2253 | ||
14ce26e7 FB |
2254 | gen_set_label(l1); |
2255 | gen_jmp_im(val); | |
2256 | gen_set_label(l2); | |
2c0262af FB |
2257 | gen_eob(s); |
2258 | } | |
2259 | } | |
2260 | ||
2261 | static void gen_setcc(DisasContext *s, int b) | |
2262 | { | |
8e1c85e3 | 2263 | int inv, jcc_op, l1; |
1e4840bf | 2264 | TCGv t0; |
14ce26e7 | 2265 | |
8e1c85e3 FB |
2266 | if (is_fast_jcc_case(s, b)) { |
2267 | /* nominal case: we use a jump */ | |
1e4840bf FB |
2268 | /* XXX: make it faster by adding new instructions in TCG */ |
2269 | t0 = tcg_temp_local_new(TCG_TYPE_TL); | |
2270 | tcg_gen_movi_tl(t0, 0); | |
8e1c85e3 FB |
2271 | l1 = gen_new_label(); |
2272 | gen_jcc1(s, s->cc_op, b ^ 1, l1); | |
1e4840bf | 2273 | tcg_gen_movi_tl(t0, 1); |
8e1c85e3 | 2274 | gen_set_label(l1); |
1e4840bf FB |
2275 | tcg_gen_mov_tl(cpu_T[0], t0); |
2276 | tcg_temp_free(t0); | |
8e1c85e3 FB |
2277 | } else { |
2278 | /* slow case: it is more efficient not to generate a jump, | |
2279 | although it is questionnable whether this optimization is | |
2280 | worth to */ | |
2281 | inv = b & 1; | |
2282 | jcc_op = (b >> 1) & 7; | |
1e4840bf | 2283 | gen_setcc_slow_T0(s, jcc_op); |
8e1c85e3 FB |
2284 | if (inv) { |
2285 | tcg_gen_xori_tl(cpu_T[0], cpu_T[0], 1); | |
2286 | } | |
2c0262af FB |
2287 | } |
2288 | } | |
2289 | ||
3bd7da9e FB |
2290 | static inline void gen_op_movl_T0_seg(int seg_reg) |
2291 | { | |
2292 | tcg_gen_ld32u_tl(cpu_T[0], cpu_env, | |
2293 | offsetof(CPUX86State,segs[seg_reg].selector)); | |
2294 | } | |
2295 | ||
2296 | static inline void gen_op_movl_seg_T0_vm(int seg_reg) | |
2297 | { | |
2298 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0xffff); | |
2299 | tcg_gen_st32_tl(cpu_T[0], cpu_env, | |
2300 | offsetof(CPUX86State,segs[seg_reg].selector)); | |
2301 | tcg_gen_shli_tl(cpu_T[0], cpu_T[0], 4); | |
2302 | tcg_gen_st_tl(cpu_T[0], cpu_env, | |
2303 | offsetof(CPUX86State,segs[seg_reg].base)); | |
2304 | } | |
2305 | ||
2c0262af FB |
2306 | /* move T0 to seg_reg and compute if the CPU state may change. Never |
2307 | call this function with seg_reg == R_CS */ | |
14ce26e7 | 2308 | static void gen_movl_seg_T0(DisasContext *s, int seg_reg, target_ulong cur_eip) |
2c0262af | 2309 | { |
3415a4dd FB |
2310 | if (s->pe && !s->vm86) { |
2311 | /* XXX: optimize by finding processor state dynamically */ | |
2312 | if (s->cc_op != CC_OP_DYNAMIC) | |
2313 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 2314 | gen_jmp_im(cur_eip); |
b6abf97d FB |
2315 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
2316 | tcg_gen_helper_0_2(helper_load_seg, tcg_const_i32(seg_reg), cpu_tmp2_i32); | |
dc196a57 FB |
2317 | /* abort translation because the addseg value may change or |
2318 | because ss32 may change. For R_SS, translation must always | |
2319 | stop as a special handling must be done to disable hardware | |
2320 | interrupts for the next instruction */ | |
2321 | if (seg_reg == R_SS || (s->code32 && seg_reg < R_FS)) | |
2322 | s->is_jmp = 3; | |
3415a4dd | 2323 | } else { |
3bd7da9e | 2324 | gen_op_movl_seg_T0_vm(seg_reg); |
dc196a57 FB |
2325 | if (seg_reg == R_SS) |
2326 | s->is_jmp = 3; | |
3415a4dd | 2327 | } |
2c0262af FB |
2328 | } |
2329 | ||
0573fbfc TS |
2330 | static inline int svm_is_rep(int prefixes) |
2331 | { | |
2332 | return ((prefixes & (PREFIX_REPZ | PREFIX_REPNZ)) ? 8 : 0); | |
2333 | } | |
2334 | ||
872929aa | 2335 | static inline void |
0573fbfc | 2336 | gen_svm_check_intercept_param(DisasContext *s, target_ulong pc_start, |
b8b6a50b | 2337 | uint32_t type, uint64_t param) |
0573fbfc | 2338 | { |
872929aa FB |
2339 | /* no SVM activated; fast case */ |
2340 | if (likely(!(s->flags & HF_SVMI_MASK))) | |
2341 | return; | |
2342 | if (s->cc_op != CC_OP_DYNAMIC) | |
2343 | gen_op_set_cc_op(s->cc_op); | |
2344 | gen_jmp_im(pc_start - s->cs_base); | |
2345 | tcg_gen_helper_0_2(helper_svm_check_intercept_param, | |
2346 | tcg_const_i32(type), tcg_const_i64(param)); | |
0573fbfc TS |
2347 | } |
2348 | ||
872929aa | 2349 | static inline void |
0573fbfc TS |
2350 | gen_svm_check_intercept(DisasContext *s, target_ulong pc_start, uint64_t type) |
2351 | { | |
872929aa | 2352 | gen_svm_check_intercept_param(s, pc_start, type, 0); |
0573fbfc TS |
2353 | } |
2354 | ||
4f31916f FB |
2355 | static inline void gen_stack_update(DisasContext *s, int addend) |
2356 | { | |
14ce26e7 FB |
2357 | #ifdef TARGET_X86_64 |
2358 | if (CODE64(s)) { | |
6e0d8677 | 2359 | gen_op_add_reg_im(2, R_ESP, addend); |
14ce26e7 FB |
2360 | } else |
2361 | #endif | |
4f31916f | 2362 | if (s->ss32) { |
6e0d8677 | 2363 | gen_op_add_reg_im(1, R_ESP, addend); |
4f31916f | 2364 | } else { |
6e0d8677 | 2365 | gen_op_add_reg_im(0, R_ESP, addend); |
4f31916f FB |
2366 | } |
2367 | } | |
2368 | ||
2c0262af FB |
2369 | /* generate a push. It depends on ss32, addseg and dflag */ |
2370 | static void gen_push_T0(DisasContext *s) | |
2371 | { | |
14ce26e7 FB |
2372 | #ifdef TARGET_X86_64 |
2373 | if (CODE64(s)) { | |
57fec1fe | 2374 | gen_op_movq_A0_reg(R_ESP); |
8f091a59 | 2375 | if (s->dflag) { |
57fec1fe FB |
2376 | gen_op_addq_A0_im(-8); |
2377 | gen_op_st_T0_A0(OT_QUAD + s->mem_index); | |
8f091a59 | 2378 | } else { |
57fec1fe FB |
2379 | gen_op_addq_A0_im(-2); |
2380 | gen_op_st_T0_A0(OT_WORD + s->mem_index); | |
8f091a59 | 2381 | } |
57fec1fe | 2382 | gen_op_mov_reg_A0(2, R_ESP); |
5fafdf24 | 2383 | } else |
14ce26e7 FB |
2384 | #endif |
2385 | { | |
57fec1fe | 2386 | gen_op_movl_A0_reg(R_ESP); |
14ce26e7 | 2387 | if (!s->dflag) |
57fec1fe | 2388 | gen_op_addl_A0_im(-2); |
14ce26e7 | 2389 | else |
57fec1fe | 2390 | gen_op_addl_A0_im(-4); |
14ce26e7 FB |
2391 | if (s->ss32) { |
2392 | if (s->addseg) { | |
bbf662ee | 2393 | tcg_gen_mov_tl(cpu_T[1], cpu_A0); |
57fec1fe | 2394 | gen_op_addl_A0_seg(R_SS); |
14ce26e7 FB |
2395 | } |
2396 | } else { | |
2397 | gen_op_andl_A0_ffff(); | |
bbf662ee | 2398 | tcg_gen_mov_tl(cpu_T[1], cpu_A0); |
57fec1fe | 2399 | gen_op_addl_A0_seg(R_SS); |
2c0262af | 2400 | } |
57fec1fe | 2401 | gen_op_st_T0_A0(s->dflag + 1 + s->mem_index); |
14ce26e7 | 2402 | if (s->ss32 && !s->addseg) |
57fec1fe | 2403 | gen_op_mov_reg_A0(1, R_ESP); |
14ce26e7 | 2404 | else |
57fec1fe | 2405 | gen_op_mov_reg_T1(s->ss32 + 1, R_ESP); |
2c0262af FB |
2406 | } |
2407 | } | |
2408 | ||
4f31916f FB |
2409 | /* generate a push. It depends on ss32, addseg and dflag */ |
2410 | /* slower version for T1, only used for call Ev */ | |
2411 | static void gen_push_T1(DisasContext *s) | |
2c0262af | 2412 | { |
14ce26e7 FB |
2413 | #ifdef TARGET_X86_64 |
2414 | if (CODE64(s)) { | |
57fec1fe | 2415 | gen_op_movq_A0_reg(R_ESP); |
8f091a59 | 2416 | if (s->dflag) { |
57fec1fe FB |
2417 | gen_op_addq_A0_im(-8); |
2418 | gen_op_st_T1_A0(OT_QUAD + s->mem_index); | |
8f091a59 | 2419 | } else { |
57fec1fe FB |
2420 | gen_op_addq_A0_im(-2); |
2421 | gen_op_st_T0_A0(OT_WORD + s->mem_index); | |
8f091a59 | 2422 | } |
57fec1fe | 2423 | gen_op_mov_reg_A0(2, R_ESP); |
5fafdf24 | 2424 | } else |
14ce26e7 FB |
2425 | #endif |
2426 | { | |
57fec1fe | 2427 | gen_op_movl_A0_reg(R_ESP); |
14ce26e7 | 2428 | if (!s->dflag) |
57fec1fe | 2429 | gen_op_addl_A0_im(-2); |
14ce26e7 | 2430 | else |
57fec1fe | 2431 | gen_op_addl_A0_im(-4); |
14ce26e7 FB |
2432 | if (s->ss32) { |
2433 | if (s->addseg) { | |
57fec1fe | 2434 | gen_op_addl_A0_seg(R_SS); |
14ce26e7 FB |
2435 | } |
2436 | } else { | |
2437 | gen_op_andl_A0_ffff(); | |
57fec1fe | 2438 | gen_op_addl_A0_seg(R_SS); |
2c0262af | 2439 | } |
57fec1fe | 2440 | gen_op_st_T1_A0(s->dflag + 1 + s->mem_index); |
3b46e624 | 2441 | |
14ce26e7 | 2442 | if (s->ss32 && !s->addseg) |
57fec1fe | 2443 | gen_op_mov_reg_A0(1, R_ESP); |
14ce26e7 FB |
2444 | else |
2445 | gen_stack_update(s, (-2) << s->dflag); | |
2c0262af FB |
2446 | } |
2447 | } | |
2448 | ||
4f31916f FB |
2449 | /* two step pop is necessary for precise exceptions */ |
2450 | static void gen_pop_T0(DisasContext *s) | |
2c0262af | 2451 | { |
14ce26e7 FB |
2452 | #ifdef TARGET_X86_64 |
2453 | if (CODE64(s)) { | |
57fec1fe FB |
2454 | gen_op_movq_A0_reg(R_ESP); |
2455 | gen_op_ld_T0_A0((s->dflag ? OT_QUAD : OT_WORD) + s->mem_index); | |
5fafdf24 | 2456 | } else |
14ce26e7 FB |
2457 | #endif |
2458 | { | |
57fec1fe | 2459 | gen_op_movl_A0_reg(R_ESP); |
14ce26e7 FB |
2460 | if (s->ss32) { |
2461 | if (s->addseg) | |
57fec1fe | 2462 | gen_op_addl_A0_seg(R_SS); |
14ce26e7 FB |
2463 | } else { |
2464 | gen_op_andl_A0_ffff(); | |
57fec1fe | 2465 | gen_op_addl_A0_seg(R_SS); |
14ce26e7 | 2466 | } |
57fec1fe | 2467 | gen_op_ld_T0_A0(s->dflag + 1 + s->mem_index); |
2c0262af FB |
2468 | } |
2469 | } | |
2470 | ||
2471 | static void gen_pop_update(DisasContext *s) | |
2472 | { | |
14ce26e7 | 2473 | #ifdef TARGET_X86_64 |
8f091a59 | 2474 | if (CODE64(s) && s->dflag) { |
14ce26e7 FB |
2475 | gen_stack_update(s, 8); |
2476 | } else | |
2477 | #endif | |
2478 | { | |
2479 | gen_stack_update(s, 2 << s->dflag); | |
2480 | } | |
2c0262af FB |
2481 | } |
2482 | ||
2483 | static void gen_stack_A0(DisasContext *s) | |
2484 | { | |
57fec1fe | 2485 | gen_op_movl_A0_reg(R_ESP); |
2c0262af FB |
2486 | if (!s->ss32) |
2487 | gen_op_andl_A0_ffff(); | |
bbf662ee | 2488 | tcg_gen_mov_tl(cpu_T[1], cpu_A0); |
2c0262af | 2489 | if (s->addseg) |
57fec1fe | 2490 | gen_op_addl_A0_seg(R_SS); |
2c0262af FB |
2491 | } |
2492 | ||
2493 | /* NOTE: wrap around in 16 bit not fully handled */ | |
2494 | static void gen_pusha(DisasContext *s) | |
2495 | { | |
2496 | int i; | |
57fec1fe | 2497 | gen_op_movl_A0_reg(R_ESP); |
2c0262af FB |
2498 | gen_op_addl_A0_im(-16 << s->dflag); |
2499 | if (!s->ss32) | |
2500 | gen_op_andl_A0_ffff(); | |
bbf662ee | 2501 | tcg_gen_mov_tl(cpu_T[1], cpu_A0); |
2c0262af | 2502 | if (s->addseg) |
57fec1fe | 2503 | gen_op_addl_A0_seg(R_SS); |
2c0262af | 2504 | for(i = 0;i < 8; i++) { |
57fec1fe FB |
2505 | gen_op_mov_TN_reg(OT_LONG, 0, 7 - i); |
2506 | gen_op_st_T0_A0(OT_WORD + s->dflag + s->mem_index); | |
2c0262af FB |
2507 | gen_op_addl_A0_im(2 << s->dflag); |
2508 | } | |
57fec1fe | 2509 | gen_op_mov_reg_T1(OT_WORD + s->ss32, R_ESP); |
2c0262af FB |
2510 | } |
2511 | ||
2512 | /* NOTE: wrap around in 16 bit not fully handled */ | |
2513 | static void gen_popa(DisasContext *s) | |
2514 | { | |
2515 | int i; | |
57fec1fe | 2516 | gen_op_movl_A0_reg(R_ESP); |
2c0262af FB |
2517 | if (!s->ss32) |
2518 | gen_op_andl_A0_ffff(); | |
bbf662ee FB |
2519 | tcg_gen_mov_tl(cpu_T[1], cpu_A0); |
2520 | tcg_gen_addi_tl(cpu_T[1], cpu_T[1], 16 << s->dflag); | |
2c0262af | 2521 | if (s->addseg) |
57fec1fe | 2522 | gen_op_addl_A0_seg(R_SS); |
2c0262af FB |
2523 | for(i = 0;i < 8; i++) { |
2524 | /* ESP is not reloaded */ | |
2525 | if (i != 3) { | |
57fec1fe FB |
2526 | gen_op_ld_T0_A0(OT_WORD + s->dflag + s->mem_index); |
2527 | gen_op_mov_reg_T0(OT_WORD + s->dflag, 7 - i); | |
2c0262af FB |
2528 | } |
2529 | gen_op_addl_A0_im(2 << s->dflag); | |
2530 | } | |
57fec1fe | 2531 | gen_op_mov_reg_T1(OT_WORD + s->ss32, R_ESP); |
2c0262af FB |
2532 | } |
2533 | ||
2c0262af FB |
2534 | static void gen_enter(DisasContext *s, int esp_addend, int level) |
2535 | { | |
61a8c4ec | 2536 | int ot, opsize; |
2c0262af | 2537 | |
2c0262af | 2538 | level &= 0x1f; |
8f091a59 FB |
2539 | #ifdef TARGET_X86_64 |
2540 | if (CODE64(s)) { | |
2541 | ot = s->dflag ? OT_QUAD : OT_WORD; | |
2542 | opsize = 1 << ot; | |
3b46e624 | 2543 | |
57fec1fe | 2544 | gen_op_movl_A0_reg(R_ESP); |
8f091a59 | 2545 | gen_op_addq_A0_im(-opsize); |
bbf662ee | 2546 | tcg_gen_mov_tl(cpu_T[1], cpu_A0); |
8f091a59 FB |
2547 | |
2548 | /* push bp */ | |
57fec1fe FB |
2549 | gen_op_mov_TN_reg(OT_LONG, 0, R_EBP); |
2550 | gen_op_st_T0_A0(ot + s->mem_index); | |
8f091a59 | 2551 | if (level) { |
b5b38f61 | 2552 | /* XXX: must save state */ |
b8b6a50b | 2553 | tcg_gen_helper_0_3(helper_enter64_level, |
b5b38f61 | 2554 | tcg_const_i32(level), |
b8b6a50b FB |
2555 | tcg_const_i32((ot == OT_QUAD)), |
2556 | cpu_T[1]); | |
8f091a59 | 2557 | } |
57fec1fe | 2558 | gen_op_mov_reg_T1(ot, R_EBP); |
bbf662ee | 2559 | tcg_gen_addi_tl(cpu_T[1], cpu_T[1], -esp_addend + (-opsize * level)); |
57fec1fe | 2560 | gen_op_mov_reg_T1(OT_QUAD, R_ESP); |
5fafdf24 | 2561 | } else |
8f091a59 FB |
2562 | #endif |
2563 | { | |
2564 | ot = s->dflag + OT_WORD; | |
2565 | opsize = 2 << s->dflag; | |
3b46e624 | 2566 | |
57fec1fe | 2567 | gen_op_movl_A0_reg(R_ESP); |
8f091a59 FB |
2568 | gen_op_addl_A0_im(-opsize); |
2569 | if (!s->ss32) | |
2570 | gen_op_andl_A0_ffff(); | |
bbf662ee | 2571 | tcg_gen_mov_tl(cpu_T[1], cpu_A0); |
8f091a59 | 2572 | if (s->addseg) |
57fec1fe | 2573 | gen_op_addl_A0_seg(R_SS); |
8f091a59 | 2574 | /* push bp */ |
57fec1fe FB |
2575 | gen_op_mov_TN_reg(OT_LONG, 0, R_EBP); |
2576 | gen_op_st_T0_A0(ot + s->mem_index); | |
8f091a59 | 2577 | if (level) { |
b5b38f61 | 2578 | /* XXX: must save state */ |
b8b6a50b | 2579 | tcg_gen_helper_0_3(helper_enter_level, |
b5b38f61 | 2580 | tcg_const_i32(level), |
b8b6a50b FB |
2581 | tcg_const_i32(s->dflag), |
2582 | cpu_T[1]); | |
8f091a59 | 2583 | } |
57fec1fe | 2584 | gen_op_mov_reg_T1(ot, R_EBP); |
bbf662ee | 2585 | tcg_gen_addi_tl(cpu_T[1], cpu_T[1], -esp_addend + (-opsize * level)); |
57fec1fe | 2586 | gen_op_mov_reg_T1(OT_WORD + s->ss32, R_ESP); |
2c0262af | 2587 | } |
2c0262af FB |
2588 | } |
2589 | ||
14ce26e7 | 2590 | static void gen_exception(DisasContext *s, int trapno, target_ulong cur_eip) |
2c0262af FB |
2591 | { |
2592 | if (s->cc_op != CC_OP_DYNAMIC) | |
2593 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 2594 | gen_jmp_im(cur_eip); |
b5b38f61 | 2595 | tcg_gen_helper_0_1(helper_raise_exception, tcg_const_i32(trapno)); |
2c0262af FB |
2596 | s->is_jmp = 3; |
2597 | } | |
2598 | ||
2599 | /* an interrupt is different from an exception because of the | |
7f75ffd3 | 2600 | privilege checks */ |
5fafdf24 | 2601 | static void gen_interrupt(DisasContext *s, int intno, |
14ce26e7 | 2602 | target_ulong cur_eip, target_ulong next_eip) |
2c0262af FB |
2603 | { |
2604 | if (s->cc_op != CC_OP_DYNAMIC) | |
2605 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 2606 | gen_jmp_im(cur_eip); |
b5b38f61 FB |
2607 | tcg_gen_helper_0_2(helper_raise_interrupt, |
2608 | tcg_const_i32(intno), | |
2609 | tcg_const_i32(next_eip - cur_eip)); | |
2c0262af FB |
2610 | s->is_jmp = 3; |
2611 | } | |
2612 | ||
14ce26e7 | 2613 | static void gen_debug(DisasContext *s, target_ulong cur_eip) |
2c0262af FB |
2614 | { |
2615 | if (s->cc_op != CC_OP_DYNAMIC) | |
2616 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 2617 | gen_jmp_im(cur_eip); |
b5b38f61 | 2618 | tcg_gen_helper_0_0(helper_debug); |
2c0262af FB |
2619 | s->is_jmp = 3; |
2620 | } | |
2621 | ||
2622 | /* generate a generic end of block. Trace exception is also generated | |
2623 | if needed */ | |
2624 | static void gen_eob(DisasContext *s) | |
2625 | { | |
2626 | if (s->cc_op != CC_OP_DYNAMIC) | |
2627 | gen_op_set_cc_op(s->cc_op); | |
a2cc3b24 | 2628 | if (s->tb->flags & HF_INHIBIT_IRQ_MASK) { |
b5b38f61 | 2629 | tcg_gen_helper_0_0(helper_reset_inhibit_irq); |
a2cc3b24 | 2630 | } |
34865134 | 2631 | if (s->singlestep_enabled) { |
b5b38f61 | 2632 | tcg_gen_helper_0_0(helper_debug); |
34865134 | 2633 | } else if (s->tf) { |
b5b38f61 | 2634 | tcg_gen_helper_0_0(helper_single_step); |
2c0262af | 2635 | } else { |
57fec1fe | 2636 | tcg_gen_exit_tb(0); |
2c0262af FB |
2637 | } |
2638 | s->is_jmp = 3; | |
2639 | } | |
2640 | ||
2641 | /* generate a jump to eip. No segment change must happen before as a | |
2642 | direct call to the next block may occur */ | |
14ce26e7 | 2643 | static void gen_jmp_tb(DisasContext *s, target_ulong eip, int tb_num) |
2c0262af | 2644 | { |
2c0262af | 2645 | if (s->jmp_opt) { |
6e256c93 | 2646 | if (s->cc_op != CC_OP_DYNAMIC) { |
2c0262af | 2647 | gen_op_set_cc_op(s->cc_op); |
6e256c93 FB |
2648 | s->cc_op = CC_OP_DYNAMIC; |
2649 | } | |
2650 | gen_goto_tb(s, tb_num, eip); | |
2c0262af FB |
2651 | s->is_jmp = 3; |
2652 | } else { | |
14ce26e7 | 2653 | gen_jmp_im(eip); |
2c0262af FB |
2654 | gen_eob(s); |
2655 | } | |
2656 | } | |
2657 | ||
14ce26e7 FB |
2658 | static void gen_jmp(DisasContext *s, target_ulong eip) |
2659 | { | |
2660 | gen_jmp_tb(s, eip, 0); | |
2661 | } | |
2662 | ||
8686c490 FB |
2663 | static inline void gen_ldq_env_A0(int idx, int offset) |
2664 | { | |
2665 | int mem_index = (idx >> 2) - 1; | |
b6abf97d FB |
2666 | tcg_gen_qemu_ld64(cpu_tmp1_i64, cpu_A0, mem_index); |
2667 | tcg_gen_st_i64(cpu_tmp1_i64, cpu_env, offset); | |
8686c490 | 2668 | } |
664e0f19 | 2669 | |
8686c490 FB |
2670 | static inline void gen_stq_env_A0(int idx, int offset) |
2671 | { | |
2672 | int mem_index = (idx >> 2) - 1; | |
b6abf97d FB |
2673 | tcg_gen_ld_i64(cpu_tmp1_i64, cpu_env, offset); |
2674 | tcg_gen_qemu_st64(cpu_tmp1_i64, cpu_A0, mem_index); | |
8686c490 | 2675 | } |
664e0f19 | 2676 | |
8686c490 FB |
2677 | static inline void gen_ldo_env_A0(int idx, int offset) |
2678 | { | |
2679 | int mem_index = (idx >> 2) - 1; | |
b6abf97d FB |
2680 | tcg_gen_qemu_ld64(cpu_tmp1_i64, cpu_A0, mem_index); |
2681 | tcg_gen_st_i64(cpu_tmp1_i64, cpu_env, offset + offsetof(XMMReg, XMM_Q(0))); | |
8686c490 | 2682 | tcg_gen_addi_tl(cpu_tmp0, cpu_A0, 8); |
b6abf97d FB |
2683 | tcg_gen_qemu_ld64(cpu_tmp1_i64, cpu_tmp0, mem_index); |
2684 | tcg_gen_st_i64(cpu_tmp1_i64, cpu_env, offset + offsetof(XMMReg, XMM_Q(1))); | |
8686c490 | 2685 | } |
14ce26e7 | 2686 | |
8686c490 FB |
2687 | static inline void gen_sto_env_A0(int idx, int offset) |
2688 | { | |
2689 | int mem_index = (idx >> 2) - 1; | |
b6abf97d FB |
2690 | tcg_gen_ld_i64(cpu_tmp1_i64, cpu_env, offset + offsetof(XMMReg, XMM_Q(0))); |
2691 | tcg_gen_qemu_st64(cpu_tmp1_i64, cpu_A0, mem_index); | |
8686c490 | 2692 | tcg_gen_addi_tl(cpu_tmp0, cpu_A0, 8); |
b6abf97d FB |
2693 | tcg_gen_ld_i64(cpu_tmp1_i64, cpu_env, offset + offsetof(XMMReg, XMM_Q(1))); |
2694 | tcg_gen_qemu_st64(cpu_tmp1_i64, cpu_tmp0, mem_index); | |
8686c490 | 2695 | } |
14ce26e7 | 2696 | |
5af45186 FB |
2697 | static inline void gen_op_movo(int d_offset, int s_offset) |
2698 | { | |
b6abf97d FB |
2699 | tcg_gen_ld_i64(cpu_tmp1_i64, cpu_env, s_offset); |
2700 | tcg_gen_st_i64(cpu_tmp1_i64, cpu_env, d_offset); | |
2701 | tcg_gen_ld_i64(cpu_tmp1_i64, cpu_env, s_offset + 8); | |
2702 | tcg_gen_st_i64(cpu_tmp1_i64, cpu_env, d_offset + 8); | |
5af45186 FB |
2703 | } |
2704 | ||
2705 | static inline void gen_op_movq(int d_offset, int s_offset) | |
2706 | { | |
b6abf97d FB |
2707 | tcg_gen_ld_i64(cpu_tmp1_i64, cpu_env, s_offset); |
2708 | tcg_gen_st_i64(cpu_tmp1_i64, cpu_env, d_offset); | |
5af45186 FB |
2709 | } |
2710 | ||
2711 | static inline void gen_op_movl(int d_offset, int s_offset) | |
2712 | { | |
b6abf97d FB |
2713 | tcg_gen_ld_i32(cpu_tmp2_i32, cpu_env, s_offset); |
2714 | tcg_gen_st_i32(cpu_tmp2_i32, cpu_env, d_offset); | |
5af45186 FB |
2715 | } |
2716 | ||
2717 | static inline void gen_op_movq_env_0(int d_offset) | |
2718 | { | |
b6abf97d FB |
2719 | tcg_gen_movi_i64(cpu_tmp1_i64, 0); |
2720 | tcg_gen_st_i64(cpu_tmp1_i64, cpu_env, d_offset); | |
5af45186 | 2721 | } |
664e0f19 | 2722 | |
5af45186 FB |
2723 | #define SSE_SPECIAL ((void *)1) |
2724 | #define SSE_DUMMY ((void *)2) | |
664e0f19 | 2725 | |
5af45186 FB |
2726 | #define MMX_OP2(x) { helper_ ## x ## _mmx, helper_ ## x ## _xmm } |
2727 | #define SSE_FOP(x) { helper_ ## x ## ps, helper_ ## x ## pd, \ | |
2728 | helper_ ## x ## ss, helper_ ## x ## sd, } | |
2729 | ||
2730 | static void *sse_op_table1[256][4] = { | |
a35f3ec7 AJ |
2731 | /* 3DNow! extensions */ |
2732 | [0x0e] = { SSE_DUMMY }, /* femms */ | |
2733 | [0x0f] = { SSE_DUMMY }, /* pf... */ | |
664e0f19 FB |
2734 | /* pure SSE operations */ |
2735 | [0x10] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movups, movupd, movss, movsd */ | |
2736 | [0x11] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movups, movupd, movss, movsd */ | |
465e9838 | 2737 | [0x12] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movlps, movlpd, movsldup, movddup */ |
664e0f19 | 2738 | [0x13] = { SSE_SPECIAL, SSE_SPECIAL }, /* movlps, movlpd */ |
5af45186 FB |
2739 | [0x14] = { helper_punpckldq_xmm, helper_punpcklqdq_xmm }, |
2740 | [0x15] = { helper_punpckhdq_xmm, helper_punpckhqdq_xmm }, | |
664e0f19 FB |
2741 | [0x16] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movhps, movhpd, movshdup */ |
2742 | [0x17] = { SSE_SPECIAL, SSE_SPECIAL }, /* movhps, movhpd */ | |
2743 | ||
2744 | [0x28] = { SSE_SPECIAL, SSE_SPECIAL }, /* movaps, movapd */ | |
2745 | [0x29] = { SSE_SPECIAL, SSE_SPECIAL }, /* movaps, movapd */ | |
2746 | [0x2a] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* cvtpi2ps, cvtpi2pd, cvtsi2ss, cvtsi2sd */ | |
2747 | [0x2b] = { SSE_SPECIAL, SSE_SPECIAL }, /* movntps, movntpd */ | |
2748 | [0x2c] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* cvttps2pi, cvttpd2pi, cvttsd2si, cvttss2si */ | |
2749 | [0x2d] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* cvtps2pi, cvtpd2pi, cvtsd2si, cvtss2si */ | |
5af45186 FB |
2750 | [0x2e] = { helper_ucomiss, helper_ucomisd }, |
2751 | [0x2f] = { helper_comiss, helper_comisd }, | |
664e0f19 FB |
2752 | [0x50] = { SSE_SPECIAL, SSE_SPECIAL }, /* movmskps, movmskpd */ |
2753 | [0x51] = SSE_FOP(sqrt), | |
5af45186 FB |
2754 | [0x52] = { helper_rsqrtps, NULL, helper_rsqrtss, NULL }, |
2755 | [0x53] = { helper_rcpps, NULL, helper_rcpss, NULL }, | |
2756 | [0x54] = { helper_pand_xmm, helper_pand_xmm }, /* andps, andpd */ | |
2757 | [0x55] = { helper_pandn_xmm, helper_pandn_xmm }, /* andnps, andnpd */ | |
2758 | [0x56] = { helper_por_xmm, helper_por_xmm }, /* orps, orpd */ | |
2759 | [0x57] = { helper_pxor_xmm, helper_pxor_xmm }, /* xorps, xorpd */ | |
664e0f19 FB |
2760 | [0x58] = SSE_FOP(add), |
2761 | [0x59] = SSE_FOP(mul), | |
5af45186 FB |
2762 | [0x5a] = { helper_cvtps2pd, helper_cvtpd2ps, |
2763 | helper_cvtss2sd, helper_cvtsd2ss }, | |
2764 | [0x5b] = { helper_cvtdq2ps, helper_cvtps2dq, helper_cvttps2dq }, | |
664e0f19 FB |
2765 | [0x5c] = SSE_FOP(sub), |
2766 | [0x5d] = SSE_FOP(min), | |
2767 | [0x5e] = SSE_FOP(div), | |
2768 | [0x5f] = SSE_FOP(max), | |
2769 | ||
2770 | [0xc2] = SSE_FOP(cmpeq), | |
5af45186 | 2771 | [0xc6] = { helper_shufps, helper_shufpd }, |
664e0f19 FB |
2772 | |
2773 | /* MMX ops and their SSE extensions */ | |
2774 | [0x60] = MMX_OP2(punpcklbw), | |
2775 | [0x61] = MMX_OP2(punpcklwd), | |
2776 | [0x62] = MMX_OP2(punpckldq), | |
2777 | [0x63] = MMX_OP2(packsswb), | |
2778 | [0x64] = MMX_OP2(pcmpgtb), | |
2779 | [0x65] = MMX_OP2(pcmpgtw), | |
2780 | [0x66] = MMX_OP2(pcmpgtl), | |
2781 | [0x67] = MMX_OP2(packuswb), | |
2782 | [0x68] = MMX_OP2(punpckhbw), | |
2783 | [0x69] = MMX_OP2(punpckhwd), | |
2784 | [0x6a] = MMX_OP2(punpckhdq), | |
2785 | [0x6b] = MMX_OP2(packssdw), | |
5af45186 FB |
2786 | [0x6c] = { NULL, helper_punpcklqdq_xmm }, |
2787 | [0x6d] = { NULL, helper_punpckhqdq_xmm }, | |
664e0f19 FB |
2788 | [0x6e] = { SSE_SPECIAL, SSE_SPECIAL }, /* movd mm, ea */ |
2789 | [0x6f] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movq, movdqa, , movqdu */ | |
5af45186 FB |
2790 | [0x70] = { helper_pshufw_mmx, |
2791 | helper_pshufd_xmm, | |
2792 | helper_pshufhw_xmm, | |
2793 | helper_pshuflw_xmm }, | |
664e0f19 FB |
2794 | [0x71] = { SSE_SPECIAL, SSE_SPECIAL }, /* shiftw */ |
2795 | [0x72] = { SSE_SPECIAL, SSE_SPECIAL }, /* shiftd */ | |
2796 | [0x73] = { SSE_SPECIAL, SSE_SPECIAL }, /* shiftq */ | |
2797 | [0x74] = MMX_OP2(pcmpeqb), | |
2798 | [0x75] = MMX_OP2(pcmpeqw), | |
2799 | [0x76] = MMX_OP2(pcmpeql), | |
a35f3ec7 | 2800 | [0x77] = { SSE_DUMMY }, /* emms */ |
5af45186 FB |
2801 | [0x7c] = { NULL, helper_haddpd, NULL, helper_haddps }, |
2802 | [0x7d] = { NULL, helper_hsubpd, NULL, helper_hsubps }, | |
664e0f19 FB |
2803 | [0x7e] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movd, movd, , movq */ |
2804 | [0x7f] = { SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, /* movq, movdqa, movdqu */ | |
2805 | [0xc4] = { SSE_SPECIAL, SSE_SPECIAL }, /* pinsrw */ | |
2806 | [0xc5] = { SSE_SPECIAL, SSE_SPECIAL }, /* pextrw */ | |
5af45186 | 2807 | [0xd0] = { NULL, helper_addsubpd, NULL, helper_addsubps }, |
664e0f19 FB |
2808 | [0xd1] = MMX_OP2(psrlw), |
2809 | [0xd2] = MMX_OP2(psrld), | |
2810 | [0xd3] = MMX_OP2(psrlq), | |
2811 | [0xd4] = MMX_OP2(paddq), | |
2812 | [0xd5] = MMX_OP2(pmullw), | |
2813 | [0xd6] = { NULL, SSE_SPECIAL, SSE_SPECIAL, SSE_SPECIAL }, | |
2814 | [0xd7] = { SSE_SPECIAL, SSE_SPECIAL }, /* pmovmskb */ | |
2815 | [0xd8] = MMX_OP2(psubusb), | |
2816 | [0xd9] = MMX_OP2(psubusw), | |
2817 | [0xda] = MMX_OP2(pminub), | |
2818 | [0xdb] = MMX_OP2(pand), | |
2819 | [0xdc] = MMX_OP2(paddusb), | |
2820 | [0xdd] = MMX_OP2(paddusw), | |
2821 | [0xde] = MMX_OP2(pmaxub), | |
2822 | [0xdf] = MMX_OP2(pandn), | |
2823 | [0xe0] = MMX_OP2(pavgb), | |
2824 | [0xe1] = MMX_OP2(psraw), | |
2825 | [0xe2] = MMX_OP2(psrad), | |
2826 | [0xe3] = MMX_OP2(pavgw), | |
2827 | [0xe4] = MMX_OP2(pmulhuw), | |
2828 | [0xe5] = MMX_OP2(pmulhw), | |
5af45186 | 2829 | [0xe6] = { NULL, helper_cvttpd2dq, helper_cvtdq2pd, helper_cvtpd2dq }, |
664e0f19 FB |
2830 | [0xe7] = { SSE_SPECIAL , SSE_SPECIAL }, /* movntq, movntq */ |
2831 | [0xe8] = MMX_OP2(psubsb), | |
2832 | [0xe9] = MMX_OP2(psubsw), | |
2833 | [0xea] = MMX_OP2(pminsw), | |
2834 | [0xeb] = MMX_OP2(por), | |
2835 | [0xec] = MMX_OP2(paddsb), | |
2836 | [0xed] = MMX_OP2(paddsw), | |
2837 | [0xee] = MMX_OP2(pmaxsw), | |
2838 | [0xef] = MMX_OP2(pxor), | |
465e9838 | 2839 | [0xf0] = { NULL, NULL, NULL, SSE_SPECIAL }, /* lddqu */ |
664e0f19 FB |
2840 | [0xf1] = MMX_OP2(psllw), |
2841 | [0xf2] = MMX_OP2(pslld), | |
2842 | [0xf3] = MMX_OP2(psllq), | |
2843 | [0xf4] = MMX_OP2(pmuludq), | |
2844 | [0xf5] = MMX_OP2(pmaddwd), | |
2845 | [0xf6] = MMX_OP2(psadbw), | |
2846 | [0xf7] = MMX_OP2(maskmov), | |
2847 | [0xf8] = MMX_OP2(psubb), | |
2848 | [0xf9] = MMX_OP2(psubw), | |
2849 | [0xfa] = MMX_OP2(psubl), | |
2850 | [0xfb] = MMX_OP2(psubq), | |
2851 | [0xfc] = MMX_OP2(paddb), | |
2852 | [0xfd] = MMX_OP2(paddw), | |
2853 | [0xfe] = MMX_OP2(paddl), | |
2854 | }; | |
2855 | ||
5af45186 | 2856 | static void *sse_op_table2[3 * 8][2] = { |
664e0f19 FB |
2857 | [0 + 2] = MMX_OP2(psrlw), |
2858 | [0 + 4] = MMX_OP2(psraw), | |
2859 | [0 + 6] = MMX_OP2(psllw), | |
2860 | [8 + 2] = MMX_OP2(psrld), | |
2861 | [8 + 4] = MMX_OP2(psrad), | |
2862 | [8 + 6] = MMX_OP2(pslld), | |
2863 | [16 + 2] = MMX_OP2(psrlq), | |
5af45186 | 2864 | [16 + 3] = { NULL, helper_psrldq_xmm }, |
664e0f19 | 2865 | [16 + 6] = MMX_OP2(psllq), |
5af45186 | 2866 | [16 + 7] = { NULL, helper_pslldq_xmm }, |
664e0f19 FB |
2867 | }; |
2868 | ||
5af45186 FB |
2869 | static void *sse_op_table3[4 * 3] = { |
2870 | helper_cvtsi2ss, | |
2871 | helper_cvtsi2sd, | |
2872 | X86_64_ONLY(helper_cvtsq2ss), | |
2873 | X86_64_ONLY(helper_cvtsq2sd), | |
2874 | ||
2875 | helper_cvttss2si, | |
2876 | helper_cvttsd2si, | |
2877 | X86_64_ONLY(helper_cvttss2sq), | |
2878 | X86_64_ONLY(helper_cvttsd2sq), | |
2879 | ||
2880 | helper_cvtss2si, | |
2881 | helper_cvtsd2si, | |
2882 | X86_64_ONLY(helper_cvtss2sq), | |
2883 | X86_64_ONLY(helper_cvtsd2sq), | |
664e0f19 | 2884 | }; |
3b46e624 | 2885 | |
5af45186 | 2886 | static void *sse_op_table4[8][4] = { |
664e0f19 FB |
2887 | SSE_FOP(cmpeq), |
2888 | SSE_FOP(cmplt), | |
2889 | SSE_FOP(cmple), | |
2890 | SSE_FOP(cmpunord), | |
2891 | SSE_FOP(cmpneq), | |
2892 | SSE_FOP(cmpnlt), | |
2893 | SSE_FOP(cmpnle), | |
2894 | SSE_FOP(cmpord), | |
2895 | }; | |
3b46e624 | 2896 | |
5af45186 FB |
2897 | static void *sse_op_table5[256] = { |
2898 | [0x0c] = helper_pi2fw, | |
2899 | [0x0d] = helper_pi2fd, | |
2900 | [0x1c] = helper_pf2iw, | |
2901 | [0x1d] = helper_pf2id, | |
2902 | [0x8a] = helper_pfnacc, | |
2903 | [0x8e] = helper_pfpnacc, | |
2904 | [0x90] = helper_pfcmpge, | |
2905 | [0x94] = helper_pfmin, | |
2906 | [0x96] = helper_pfrcp, | |
2907 | [0x97] = helper_pfrsqrt, | |
2908 | [0x9a] = helper_pfsub, | |
2909 | [0x9e] = helper_pfadd, | |
2910 | [0xa0] = helper_pfcmpgt, | |
2911 | [0xa4] = helper_pfmax, | |
2912 | [0xa6] = helper_movq, /* pfrcpit1; no need to actually increase precision */ | |
2913 | [0xa7] = helper_movq, /* pfrsqit1 */ | |
2914 | [0xaa] = helper_pfsubr, | |
2915 | [0xae] = helper_pfacc, | |
2916 | [0xb0] = helper_pfcmpeq, | |
2917 | [0xb4] = helper_pfmul, | |
2918 | [0xb6] = helper_movq, /* pfrcpit2 */ | |
2919 | [0xb7] = helper_pmulhrw_mmx, | |
2920 | [0xbb] = helper_pswapd, | |
2921 | [0xbf] = helper_pavgb_mmx /* pavgusb */ | |
a35f3ec7 AJ |
2922 | }; |
2923 | ||
664e0f19 FB |
2924 | static void gen_sse(DisasContext *s, int b, target_ulong pc_start, int rex_r) |
2925 | { | |
2926 | int b1, op1_offset, op2_offset, is_xmm, val, ot; | |
2927 | int modrm, mod, rm, reg, reg_addr, offset_addr; | |
5af45186 | 2928 | void *sse_op2; |
664e0f19 FB |
2929 | |
2930 | b &= 0xff; | |
5fafdf24 | 2931 | if (s->prefix & PREFIX_DATA) |
664e0f19 | 2932 | b1 = 1; |
5fafdf24 | 2933 | else if (s->prefix & PREFIX_REPZ) |
664e0f19 | 2934 | b1 = 2; |
5fafdf24 | 2935 | else if (s->prefix & PREFIX_REPNZ) |
664e0f19 FB |
2936 | b1 = 3; |
2937 | else | |
2938 | b1 = 0; | |
2939 | sse_op2 = sse_op_table1[b][b1]; | |
5fafdf24 | 2940 | if (!sse_op2) |
664e0f19 | 2941 | goto illegal_op; |
a35f3ec7 | 2942 | if ((b <= 0x5f && b >= 0x10) || b == 0xc6 || b == 0xc2) { |
664e0f19 FB |
2943 | is_xmm = 1; |
2944 | } else { | |
2945 | if (b1 == 0) { | |
2946 | /* MMX case */ | |
2947 | is_xmm = 0; | |
2948 | } else { | |
2949 | is_xmm = 1; | |
2950 | } | |
2951 | } | |
2952 | /* simple MMX/SSE operation */ | |
2953 | if (s->flags & HF_TS_MASK) { | |
2954 | gen_exception(s, EXCP07_PREX, pc_start - s->cs_base); | |
2955 | return; | |
2956 | } | |
2957 | if (s->flags & HF_EM_MASK) { | |
2958 | illegal_op: | |
2959 | gen_exception(s, EXCP06_ILLOP, pc_start - s->cs_base); | |
2960 | return; | |
2961 | } | |
2962 | if (is_xmm && !(s->flags & HF_OSFXSR_MASK)) | |
2963 | goto illegal_op; | |
e771edab AJ |
2964 | if (b == 0x0e) { |
2965 | if (!(s->cpuid_ext2_features & CPUID_EXT2_3DNOW)) | |
2966 | goto illegal_op; | |
2967 | /* femms */ | |
5af45186 | 2968 | tcg_gen_helper_0_0(helper_emms); |
e771edab AJ |
2969 | return; |
2970 | } | |
2971 | if (b == 0x77) { | |
2972 | /* emms */ | |
5af45186 | 2973 | tcg_gen_helper_0_0(helper_emms); |
664e0f19 FB |
2974 | return; |
2975 | } | |
2976 | /* prepare MMX state (XXX: optimize by storing fptt and fptags in | |
2977 | the static cpu state) */ | |
2978 | if (!is_xmm) { | |
5af45186 | 2979 | tcg_gen_helper_0_0(helper_enter_mmx); |
664e0f19 FB |
2980 | } |
2981 | ||
2982 | modrm = ldub_code(s->pc++); | |
2983 | reg = ((modrm >> 3) & 7); | |
2984 | if (is_xmm) | |
2985 | reg |= rex_r; | |
2986 | mod = (modrm >> 6) & 3; | |
2987 | if (sse_op2 == SSE_SPECIAL) { | |
2988 | b |= (b1 << 8); | |
2989 | switch(b) { | |
2990 | case 0x0e7: /* movntq */ | |
5fafdf24 | 2991 | if (mod == 3) |
664e0f19 FB |
2992 | goto illegal_op; |
2993 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 2994 | gen_stq_env_A0(s->mem_index, offsetof(CPUX86State,fpregs[reg].mmx)); |
664e0f19 FB |
2995 | break; |
2996 | case 0x1e7: /* movntdq */ | |
2997 | case 0x02b: /* movntps */ | |
2998 | case 0x12b: /* movntps */ | |
465e9838 FB |
2999 | case 0x3f0: /* lddqu */ |
3000 | if (mod == 3) | |
664e0f19 FB |
3001 | goto illegal_op; |
3002 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3003 | gen_sto_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg])); |
664e0f19 FB |
3004 | break; |
3005 | case 0x6e: /* movd mm, ea */ | |
dabd98dd FB |
3006 | #ifdef TARGET_X86_64 |
3007 | if (s->dflag == 2) { | |
3008 | gen_ldst_modrm(s, modrm, OT_QUAD, OR_TMP0, 0); | |
5af45186 | 3009 | tcg_gen_st_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,fpregs[reg].mmx)); |
5fafdf24 | 3010 | } else |
dabd98dd FB |
3011 | #endif |
3012 | { | |
3013 | gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 0); | |
5af45186 FB |
3014 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, |
3015 | offsetof(CPUX86State,fpregs[reg].mmx)); | |
3016 | tcg_gen_helper_0_2(helper_movl_mm_T0_mmx, cpu_ptr0, cpu_T[0]); | |
dabd98dd | 3017 | } |
664e0f19 FB |
3018 | break; |
3019 | case 0x16e: /* movd xmm, ea */ | |
dabd98dd FB |
3020 | #ifdef TARGET_X86_64 |
3021 | if (s->dflag == 2) { | |
3022 | gen_ldst_modrm(s, modrm, OT_QUAD, OR_TMP0, 0); | |
5af45186 FB |
3023 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, |
3024 | offsetof(CPUX86State,xmm_regs[reg])); | |
3025 | tcg_gen_helper_0_2(helper_movq_mm_T0_xmm, cpu_ptr0, cpu_T[0]); | |
5fafdf24 | 3026 | } else |
dabd98dd FB |
3027 | #endif |
3028 | { | |
3029 | gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 0); | |
5af45186 FB |
3030 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, |
3031 | offsetof(CPUX86State,xmm_regs[reg])); | |
b6abf97d FB |
3032 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
3033 | tcg_gen_helper_0_2(helper_movl_mm_T0_xmm, cpu_ptr0, cpu_tmp2_i32); | |
dabd98dd | 3034 | } |
664e0f19 FB |
3035 | break; |
3036 | case 0x6f: /* movq mm, ea */ | |
3037 | if (mod != 3) { | |
3038 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3039 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,fpregs[reg].mmx)); |
664e0f19 FB |
3040 | } else { |
3041 | rm = (modrm & 7); | |
b6abf97d | 3042 | tcg_gen_ld_i64(cpu_tmp1_i64, cpu_env, |
5af45186 | 3043 | offsetof(CPUX86State,fpregs[rm].mmx)); |
b6abf97d | 3044 | tcg_gen_st_i64(cpu_tmp1_i64, cpu_env, |
5af45186 | 3045 | offsetof(CPUX86State,fpregs[reg].mmx)); |
664e0f19 FB |
3046 | } |
3047 | break; | |
3048 | case 0x010: /* movups */ | |
3049 | case 0x110: /* movupd */ | |
3050 | case 0x028: /* movaps */ | |
3051 | case 0x128: /* movapd */ | |
3052 | case 0x16f: /* movdqa xmm, ea */ | |
3053 | case 0x26f: /* movdqu xmm, ea */ | |
3054 | if (mod != 3) { | |
3055 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3056 | gen_ldo_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg])); |
664e0f19 FB |
3057 | } else { |
3058 | rm = (modrm & 7) | REX_B(s); | |
3059 | gen_op_movo(offsetof(CPUX86State,xmm_regs[reg]), | |
3060 | offsetof(CPUX86State,xmm_regs[rm])); | |
3061 | } | |
3062 | break; | |
3063 | case 0x210: /* movss xmm, ea */ | |
3064 | if (mod != 3) { | |
3065 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe | 3066 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
651ba608 | 3067 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,xmm_regs[reg].XMM_L(0))); |
664e0f19 | 3068 | gen_op_movl_T0_0(); |
651ba608 FB |
3069 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,xmm_regs[reg].XMM_L(1))); |
3070 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,xmm_regs[reg].XMM_L(2))); | |
3071 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,xmm_regs[reg].XMM_L(3))); | |
664e0f19 FB |
3072 | } else { |
3073 | rm = (modrm & 7) | REX_B(s); | |
3074 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(0)), | |
3075 | offsetof(CPUX86State,xmm_regs[rm].XMM_L(0))); | |
3076 | } | |
3077 | break; | |
3078 | case 0x310: /* movsd xmm, ea */ | |
3079 | if (mod != 3) { | |
3080 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3081 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
664e0f19 | 3082 | gen_op_movl_T0_0(); |
651ba608 FB |
3083 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,xmm_regs[reg].XMM_L(2))); |
3084 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,xmm_regs[reg].XMM_L(3))); | |
664e0f19 FB |
3085 | } else { |
3086 | rm = (modrm & 7) | REX_B(s); | |
3087 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0)), | |
3088 | offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0))); | |
3089 | } | |
3090 | break; | |
3091 | case 0x012: /* movlps */ | |
3092 | case 0x112: /* movlpd */ | |
3093 | if (mod != 3) { | |
3094 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3095 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
664e0f19 FB |
3096 | } else { |
3097 | /* movhlps */ | |
3098 | rm = (modrm & 7) | REX_B(s); | |
3099 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0)), | |
3100 | offsetof(CPUX86State,xmm_regs[rm].XMM_Q(1))); | |
3101 | } | |
3102 | break; | |
465e9838 FB |
3103 | case 0x212: /* movsldup */ |
3104 | if (mod != 3) { | |
3105 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3106 | gen_ldo_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg])); |
465e9838 FB |
3107 | } else { |
3108 | rm = (modrm & 7) | REX_B(s); | |
3109 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(0)), | |
3110 | offsetof(CPUX86State,xmm_regs[rm].XMM_L(0))); | |
3111 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(2)), | |
3112 | offsetof(CPUX86State,xmm_regs[rm].XMM_L(2))); | |
3113 | } | |
3114 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(1)), | |
3115 | offsetof(CPUX86State,xmm_regs[reg].XMM_L(0))); | |
3116 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(3)), | |
3117 | offsetof(CPUX86State,xmm_regs[reg].XMM_L(2))); | |
3118 | break; | |
3119 | case 0x312: /* movddup */ | |
3120 | if (mod != 3) { | |
3121 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3122 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
465e9838 FB |
3123 | } else { |
3124 | rm = (modrm & 7) | REX_B(s); | |
3125 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0)), | |
3126 | offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0))); | |
3127 | } | |
3128 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(1)), | |
ba6526df | 3129 | offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
465e9838 | 3130 | break; |
664e0f19 FB |
3131 | case 0x016: /* movhps */ |
3132 | case 0x116: /* movhpd */ | |
3133 | if (mod != 3) { | |
3134 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3135 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(1))); |
664e0f19 FB |
3136 | } else { |
3137 | /* movlhps */ | |
3138 | rm = (modrm & 7) | REX_B(s); | |
3139 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(1)), | |
3140 | offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0))); | |
3141 | } | |
3142 | break; | |
3143 | case 0x216: /* movshdup */ | |
3144 | if (mod != 3) { | |
3145 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3146 | gen_ldo_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg])); |
664e0f19 FB |
3147 | } else { |
3148 | rm = (modrm & 7) | REX_B(s); | |
3149 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(1)), | |
3150 | offsetof(CPUX86State,xmm_regs[rm].XMM_L(1))); | |
3151 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(3)), | |
3152 | offsetof(CPUX86State,xmm_regs[rm].XMM_L(3))); | |
3153 | } | |
3154 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(0)), | |
3155 | offsetof(CPUX86State,xmm_regs[reg].XMM_L(1))); | |
3156 | gen_op_movl(offsetof(CPUX86State,xmm_regs[reg].XMM_L(2)), | |
3157 | offsetof(CPUX86State,xmm_regs[reg].XMM_L(3))); | |
3158 | break; | |
3159 | case 0x7e: /* movd ea, mm */ | |
dabd98dd FB |
3160 | #ifdef TARGET_X86_64 |
3161 | if (s->dflag == 2) { | |
5af45186 FB |
3162 | tcg_gen_ld_i64(cpu_T[0], cpu_env, |
3163 | offsetof(CPUX86State,fpregs[reg].mmx)); | |
dabd98dd | 3164 | gen_ldst_modrm(s, modrm, OT_QUAD, OR_TMP0, 1); |
5fafdf24 | 3165 | } else |
dabd98dd FB |
3166 | #endif |
3167 | { | |
5af45186 FB |
3168 | tcg_gen_ld32u_tl(cpu_T[0], cpu_env, |
3169 | offsetof(CPUX86State,fpregs[reg].mmx.MMX_L(0))); | |
dabd98dd FB |
3170 | gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 1); |
3171 | } | |
664e0f19 FB |
3172 | break; |
3173 | case 0x17e: /* movd ea, xmm */ | |
dabd98dd FB |
3174 | #ifdef TARGET_X86_64 |
3175 | if (s->dflag == 2) { | |
5af45186 FB |
3176 | tcg_gen_ld_i64(cpu_T[0], cpu_env, |
3177 | offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); | |
dabd98dd | 3178 | gen_ldst_modrm(s, modrm, OT_QUAD, OR_TMP0, 1); |
5fafdf24 | 3179 | } else |
dabd98dd FB |
3180 | #endif |
3181 | { | |
5af45186 FB |
3182 | tcg_gen_ld32u_tl(cpu_T[0], cpu_env, |
3183 | offsetof(CPUX86State,xmm_regs[reg].XMM_L(0))); | |
dabd98dd FB |
3184 | gen_ldst_modrm(s, modrm, OT_LONG, OR_TMP0, 1); |
3185 | } | |
664e0f19 FB |
3186 | break; |
3187 | case 0x27e: /* movq xmm, ea */ | |
3188 | if (mod != 3) { | |
3189 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3190 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
664e0f19 FB |
3191 | } else { |
3192 | rm = (modrm & 7) | REX_B(s); | |
3193 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0)), | |
3194 | offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0))); | |
3195 | } | |
3196 | gen_op_movq_env_0(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(1))); | |
3197 | break; | |
3198 | case 0x7f: /* movq ea, mm */ | |
3199 | if (mod != 3) { | |
3200 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3201 | gen_stq_env_A0(s->mem_index, offsetof(CPUX86State,fpregs[reg].mmx)); |
664e0f19 FB |
3202 | } else { |
3203 | rm = (modrm & 7); | |
3204 | gen_op_movq(offsetof(CPUX86State,fpregs[rm].mmx), | |
3205 | offsetof(CPUX86State,fpregs[reg].mmx)); | |
3206 | } | |
3207 | break; | |
3208 | case 0x011: /* movups */ | |
3209 | case 0x111: /* movupd */ | |
3210 | case 0x029: /* movaps */ | |
3211 | case 0x129: /* movapd */ | |
3212 | case 0x17f: /* movdqa ea, xmm */ | |
3213 | case 0x27f: /* movdqu ea, xmm */ | |
3214 | if (mod != 3) { | |
3215 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3216 | gen_sto_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg])); |
664e0f19 FB |
3217 | } else { |
3218 | rm = (modrm & 7) | REX_B(s); | |
3219 | gen_op_movo(offsetof(CPUX86State,xmm_regs[rm]), | |
3220 | offsetof(CPUX86State,xmm_regs[reg])); | |
3221 | } | |
3222 | break; | |
3223 | case 0x211: /* movss ea, xmm */ | |
3224 | if (mod != 3) { | |
3225 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
651ba608 | 3226 | tcg_gen_ld32u_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,xmm_regs[reg].XMM_L(0))); |
57fec1fe | 3227 | gen_op_st_T0_A0(OT_LONG + s->mem_index); |
664e0f19 FB |
3228 | } else { |
3229 | rm = (modrm & 7) | REX_B(s); | |
3230 | gen_op_movl(offsetof(CPUX86State,xmm_regs[rm].XMM_L(0)), | |
3231 | offsetof(CPUX86State,xmm_regs[reg].XMM_L(0))); | |
3232 | } | |
3233 | break; | |
3234 | case 0x311: /* movsd ea, xmm */ | |
3235 | if (mod != 3) { | |
3236 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3237 | gen_stq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
664e0f19 FB |
3238 | } else { |
3239 | rm = (modrm & 7) | REX_B(s); | |
3240 | gen_op_movq(offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0)), | |
3241 | offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); | |
3242 | } | |
3243 | break; | |
3244 | case 0x013: /* movlps */ | |
3245 | case 0x113: /* movlpd */ | |
3246 | if (mod != 3) { | |
3247 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3248 | gen_stq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
664e0f19 FB |
3249 | } else { |
3250 | goto illegal_op; | |
3251 | } | |
3252 | break; | |
3253 | case 0x017: /* movhps */ | |
3254 | case 0x117: /* movhpd */ | |
3255 | if (mod != 3) { | |
3256 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3257 | gen_stq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(1))); |
664e0f19 FB |
3258 | } else { |
3259 | goto illegal_op; | |
3260 | } | |
3261 | break; | |
3262 | case 0x71: /* shift mm, im */ | |
3263 | case 0x72: | |
3264 | case 0x73: | |
3265 | case 0x171: /* shift xmm, im */ | |
3266 | case 0x172: | |
3267 | case 0x173: | |
3268 | val = ldub_code(s->pc++); | |
3269 | if (is_xmm) { | |
3270 | gen_op_movl_T0_im(val); | |
651ba608 | 3271 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,xmm_t0.XMM_L(0))); |
664e0f19 | 3272 | gen_op_movl_T0_0(); |
651ba608 | 3273 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,xmm_t0.XMM_L(1))); |
664e0f19 FB |
3274 | op1_offset = offsetof(CPUX86State,xmm_t0); |
3275 | } else { | |
3276 | gen_op_movl_T0_im(val); | |
651ba608 | 3277 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,mmx_t0.MMX_L(0))); |
664e0f19 | 3278 | gen_op_movl_T0_0(); |
651ba608 | 3279 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,mmx_t0.MMX_L(1))); |
664e0f19 FB |
3280 | op1_offset = offsetof(CPUX86State,mmx_t0); |
3281 | } | |
3282 | sse_op2 = sse_op_table2[((b - 1) & 3) * 8 + (((modrm >> 3)) & 7)][b1]; | |
3283 | if (!sse_op2) | |
3284 | goto illegal_op; | |
3285 | if (is_xmm) { | |
3286 | rm = (modrm & 7) | REX_B(s); | |
3287 | op2_offset = offsetof(CPUX86State,xmm_regs[rm]); | |
3288 | } else { | |
3289 | rm = (modrm & 7); | |
3290 | op2_offset = offsetof(CPUX86State,fpregs[rm].mmx); | |
3291 | } | |
5af45186 FB |
3292 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op2_offset); |
3293 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op1_offset); | |
3294 | tcg_gen_helper_0_2(sse_op2, cpu_ptr0, cpu_ptr1); | |
664e0f19 FB |
3295 | break; |
3296 | case 0x050: /* movmskps */ | |
664e0f19 | 3297 | rm = (modrm & 7) | REX_B(s); |
5af45186 FB |
3298 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, |
3299 | offsetof(CPUX86State,xmm_regs[rm])); | |
b6abf97d FB |
3300 | tcg_gen_helper_1_1(helper_movmskps, cpu_tmp2_i32, cpu_ptr0); |
3301 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); | |
57fec1fe | 3302 | gen_op_mov_reg_T0(OT_LONG, reg); |
664e0f19 FB |
3303 | break; |
3304 | case 0x150: /* movmskpd */ | |
664e0f19 | 3305 | rm = (modrm & 7) | REX_B(s); |
5af45186 FB |
3306 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, |
3307 | offsetof(CPUX86State,xmm_regs[rm])); | |
b6abf97d FB |
3308 | tcg_gen_helper_1_1(helper_movmskpd, cpu_tmp2_i32, cpu_ptr0); |
3309 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); | |
57fec1fe | 3310 | gen_op_mov_reg_T0(OT_LONG, reg); |
664e0f19 FB |
3311 | break; |
3312 | case 0x02a: /* cvtpi2ps */ | |
3313 | case 0x12a: /* cvtpi2pd */ | |
5af45186 | 3314 | tcg_gen_helper_0_0(helper_enter_mmx); |
664e0f19 FB |
3315 | if (mod != 3) { |
3316 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3317 | op2_offset = offsetof(CPUX86State,mmx_t0); | |
8686c490 | 3318 | gen_ldq_env_A0(s->mem_index, op2_offset); |
664e0f19 FB |
3319 | } else { |
3320 | rm = (modrm & 7); | |
3321 | op2_offset = offsetof(CPUX86State,fpregs[rm].mmx); | |
3322 | } | |
3323 | op1_offset = offsetof(CPUX86State,xmm_regs[reg]); | |
5af45186 FB |
3324 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3325 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
664e0f19 FB |
3326 | switch(b >> 8) { |
3327 | case 0x0: | |
5af45186 | 3328 | tcg_gen_helper_0_2(helper_cvtpi2ps, cpu_ptr0, cpu_ptr1); |
664e0f19 FB |
3329 | break; |
3330 | default: | |
3331 | case 0x1: | |
5af45186 | 3332 | tcg_gen_helper_0_2(helper_cvtpi2pd, cpu_ptr0, cpu_ptr1); |
664e0f19 FB |
3333 | break; |
3334 | } | |
3335 | break; | |
3336 | case 0x22a: /* cvtsi2ss */ | |
3337 | case 0x32a: /* cvtsi2sd */ | |
3338 | ot = (s->dflag == 2) ? OT_QUAD : OT_LONG; | |
3339 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 0); | |
3340 | op1_offset = offsetof(CPUX86State,xmm_regs[reg]); | |
5af45186 FB |
3341 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3342 | sse_op2 = sse_op_table3[(s->dflag == 2) * 2 + ((b >> 8) - 2)]; | |
28e10711 FB |
3343 | if (ot == OT_LONG) { |
3344 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); | |
3345 | tcg_gen_helper_0_2(sse_op2, cpu_ptr0, cpu_tmp2_i32); | |
3346 | } else { | |
3347 | tcg_gen_helper_0_2(sse_op2, cpu_ptr0, cpu_T[0]); | |
3348 | } | |
664e0f19 FB |
3349 | break; |
3350 | case 0x02c: /* cvttps2pi */ | |
3351 | case 0x12c: /* cvttpd2pi */ | |
3352 | case 0x02d: /* cvtps2pi */ | |
3353 | case 0x12d: /* cvtpd2pi */ | |
5af45186 | 3354 | tcg_gen_helper_0_0(helper_enter_mmx); |
664e0f19 FB |
3355 | if (mod != 3) { |
3356 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3357 | op2_offset = offsetof(CPUX86State,xmm_t0); | |
8686c490 | 3358 | gen_ldo_env_A0(s->mem_index, op2_offset); |
664e0f19 FB |
3359 | } else { |
3360 | rm = (modrm & 7) | REX_B(s); | |
3361 | op2_offset = offsetof(CPUX86State,xmm_regs[rm]); | |
3362 | } | |
3363 | op1_offset = offsetof(CPUX86State,fpregs[reg & 7].mmx); | |
5af45186 FB |
3364 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3365 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
664e0f19 FB |
3366 | switch(b) { |
3367 | case 0x02c: | |
5af45186 | 3368 | tcg_gen_helper_0_2(helper_cvttps2pi, cpu_ptr0, cpu_ptr1); |
664e0f19 FB |
3369 | break; |
3370 | case 0x12c: | |
5af45186 | 3371 | tcg_gen_helper_0_2(helper_cvttpd2pi, cpu_ptr0, cpu_ptr1); |
664e0f19 FB |
3372 | break; |
3373 | case 0x02d: | |
5af45186 | 3374 | tcg_gen_helper_0_2(helper_cvtps2pi, cpu_ptr0, cpu_ptr1); |
664e0f19 FB |
3375 | break; |
3376 | case 0x12d: | |
5af45186 | 3377 | tcg_gen_helper_0_2(helper_cvtpd2pi, cpu_ptr0, cpu_ptr1); |
664e0f19 FB |
3378 | break; |
3379 | } | |
3380 | break; | |
3381 | case 0x22c: /* cvttss2si */ | |
3382 | case 0x32c: /* cvttsd2si */ | |
3383 | case 0x22d: /* cvtss2si */ | |
3384 | case 0x32d: /* cvtsd2si */ | |
3385 | ot = (s->dflag == 2) ? OT_QUAD : OT_LONG; | |
31313213 FB |
3386 | if (mod != 3) { |
3387 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3388 | if ((b >> 8) & 1) { | |
8686c490 | 3389 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_t0.XMM_Q(0))); |
31313213 | 3390 | } else { |
57fec1fe | 3391 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
651ba608 | 3392 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,xmm_t0.XMM_L(0))); |
31313213 FB |
3393 | } |
3394 | op2_offset = offsetof(CPUX86State,xmm_t0); | |
3395 | } else { | |
3396 | rm = (modrm & 7) | REX_B(s); | |
3397 | op2_offset = offsetof(CPUX86State,xmm_regs[rm]); | |
3398 | } | |
5af45186 FB |
3399 | sse_op2 = sse_op_table3[(s->dflag == 2) * 2 + ((b >> 8) - 2) + 4 + |
3400 | (b & 1) * 4]; | |
3401 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op2_offset); | |
3402 | if (ot == OT_LONG) { | |
b6abf97d FB |
3403 | tcg_gen_helper_1_1(sse_op2, cpu_tmp2_i32, cpu_ptr0); |
3404 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); | |
5af45186 FB |
3405 | } else { |
3406 | tcg_gen_helper_1_1(sse_op2, cpu_T[0], cpu_ptr0); | |
3407 | } | |
57fec1fe | 3408 | gen_op_mov_reg_T0(ot, reg); |
664e0f19 FB |
3409 | break; |
3410 | case 0xc4: /* pinsrw */ | |
5fafdf24 | 3411 | case 0x1c4: |
d1e42c5c | 3412 | s->rip_offset = 1; |
664e0f19 FB |
3413 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); |
3414 | val = ldub_code(s->pc++); | |
3415 | if (b1) { | |
3416 | val &= 7; | |
5af45186 FB |
3417 | tcg_gen_st16_tl(cpu_T[0], cpu_env, |
3418 | offsetof(CPUX86State,xmm_regs[reg].XMM_W(val))); | |
664e0f19 FB |
3419 | } else { |
3420 | val &= 3; | |
5af45186 FB |
3421 | tcg_gen_st16_tl(cpu_T[0], cpu_env, |
3422 | offsetof(CPUX86State,fpregs[reg].mmx.MMX_W(val))); | |
664e0f19 FB |
3423 | } |
3424 | break; | |
3425 | case 0xc5: /* pextrw */ | |
5fafdf24 | 3426 | case 0x1c5: |
664e0f19 FB |
3427 | if (mod != 3) |
3428 | goto illegal_op; | |
3429 | val = ldub_code(s->pc++); | |
3430 | if (b1) { | |
3431 | val &= 7; | |
3432 | rm = (modrm & 7) | REX_B(s); | |
5af45186 FB |
3433 | tcg_gen_ld16u_tl(cpu_T[0], cpu_env, |
3434 | offsetof(CPUX86State,xmm_regs[rm].XMM_W(val))); | |
664e0f19 FB |
3435 | } else { |
3436 | val &= 3; | |
3437 | rm = (modrm & 7); | |
5af45186 FB |
3438 | tcg_gen_ld16u_tl(cpu_T[0], cpu_env, |
3439 | offsetof(CPUX86State,fpregs[rm].mmx.MMX_W(val))); | |
664e0f19 FB |
3440 | } |
3441 | reg = ((modrm >> 3) & 7) | rex_r; | |
57fec1fe | 3442 | gen_op_mov_reg_T0(OT_LONG, reg); |
664e0f19 FB |
3443 | break; |
3444 | case 0x1d6: /* movq ea, xmm */ | |
3445 | if (mod != 3) { | |
3446 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
8686c490 | 3447 | gen_stq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); |
664e0f19 FB |
3448 | } else { |
3449 | rm = (modrm & 7) | REX_B(s); | |
3450 | gen_op_movq(offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0)), | |
3451 | offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0))); | |
3452 | gen_op_movq_env_0(offsetof(CPUX86State,xmm_regs[rm].XMM_Q(1))); | |
3453 | } | |
3454 | break; | |
3455 | case 0x2d6: /* movq2dq */ | |
5af45186 | 3456 | tcg_gen_helper_0_0(helper_enter_mmx); |
480c1cdb FB |
3457 | rm = (modrm & 7); |
3458 | gen_op_movq(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(0)), | |
3459 | offsetof(CPUX86State,fpregs[rm].mmx)); | |
3460 | gen_op_movq_env_0(offsetof(CPUX86State,xmm_regs[reg].XMM_Q(1))); | |
664e0f19 FB |
3461 | break; |
3462 | case 0x3d6: /* movdq2q */ | |
5af45186 | 3463 | tcg_gen_helper_0_0(helper_enter_mmx); |
480c1cdb FB |
3464 | rm = (modrm & 7) | REX_B(s); |
3465 | gen_op_movq(offsetof(CPUX86State,fpregs[reg & 7].mmx), | |
3466 | offsetof(CPUX86State,xmm_regs[rm].XMM_Q(0))); | |
664e0f19 FB |
3467 | break; |
3468 | case 0xd7: /* pmovmskb */ | |
3469 | case 0x1d7: | |
3470 | if (mod != 3) | |
3471 | goto illegal_op; | |
3472 | if (b1) { | |
3473 | rm = (modrm & 7) | REX_B(s); | |
5af45186 | 3474 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, offsetof(CPUX86State,xmm_regs[rm])); |
b6abf97d | 3475 | tcg_gen_helper_1_1(helper_pmovmskb_xmm, cpu_tmp2_i32, cpu_ptr0); |
664e0f19 FB |
3476 | } else { |
3477 | rm = (modrm & 7); | |
5af45186 | 3478 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, offsetof(CPUX86State,fpregs[rm].mmx)); |
b6abf97d | 3479 | tcg_gen_helper_1_1(helper_pmovmskb_mmx, cpu_tmp2_i32, cpu_ptr0); |
664e0f19 | 3480 | } |
b6abf97d | 3481 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); |
664e0f19 | 3482 | reg = ((modrm >> 3) & 7) | rex_r; |
57fec1fe | 3483 | gen_op_mov_reg_T0(OT_LONG, reg); |
664e0f19 FB |
3484 | break; |
3485 | default: | |
3486 | goto illegal_op; | |
3487 | } | |
3488 | } else { | |
3489 | /* generic MMX or SSE operation */ | |
d1e42c5c | 3490 | switch(b) { |
d1e42c5c FB |
3491 | case 0x70: /* pshufx insn */ |
3492 | case 0xc6: /* pshufx insn */ | |
3493 | case 0xc2: /* compare insns */ | |
3494 | s->rip_offset = 1; | |
3495 | break; | |
3496 | default: | |
3497 | break; | |
664e0f19 FB |
3498 | } |
3499 | if (is_xmm) { | |
3500 | op1_offset = offsetof(CPUX86State,xmm_regs[reg]); | |
3501 | if (mod != 3) { | |
3502 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3503 | op2_offset = offsetof(CPUX86State,xmm_t0); | |
480c1cdb | 3504 | if (b1 >= 2 && ((b >= 0x50 && b <= 0x5f && b != 0x5b) || |
664e0f19 FB |
3505 | b == 0xc2)) { |
3506 | /* specific case for SSE single instructions */ | |
3507 | if (b1 == 2) { | |
3508 | /* 32 bit access */ | |
57fec1fe | 3509 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
651ba608 | 3510 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,xmm_t0.XMM_L(0))); |
664e0f19 FB |
3511 | } else { |
3512 | /* 64 bit access */ | |
8686c490 | 3513 | gen_ldq_env_A0(s->mem_index, offsetof(CPUX86State,xmm_t0.XMM_D(0))); |
664e0f19 FB |
3514 | } |
3515 | } else { | |
8686c490 | 3516 | gen_ldo_env_A0(s->mem_index, op2_offset); |
664e0f19 FB |
3517 | } |
3518 | } else { | |
3519 | rm = (modrm & 7) | REX_B(s); | |
3520 | op2_offset = offsetof(CPUX86State,xmm_regs[rm]); | |
3521 | } | |
3522 | } else { | |
3523 | op1_offset = offsetof(CPUX86State,fpregs[reg].mmx); | |
3524 | if (mod != 3) { | |
3525 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3526 | op2_offset = offsetof(CPUX86State,mmx_t0); | |
8686c490 | 3527 | gen_ldq_env_A0(s->mem_index, op2_offset); |
664e0f19 FB |
3528 | } else { |
3529 | rm = (modrm & 7); | |
3530 | op2_offset = offsetof(CPUX86State,fpregs[rm].mmx); | |
3531 | } | |
3532 | } | |
3533 | switch(b) { | |
a35f3ec7 | 3534 | case 0x0f: /* 3DNow! data insns */ |
e771edab AJ |
3535 | if (!(s->cpuid_ext2_features & CPUID_EXT2_3DNOW)) |
3536 | goto illegal_op; | |
a35f3ec7 AJ |
3537 | val = ldub_code(s->pc++); |
3538 | sse_op2 = sse_op_table5[val]; | |
3539 | if (!sse_op2) | |
3540 | goto illegal_op; | |
5af45186 FB |
3541 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3542 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
3543 | tcg_gen_helper_0_2(sse_op2, cpu_ptr0, cpu_ptr1); | |
a35f3ec7 | 3544 | break; |
664e0f19 FB |
3545 | case 0x70: /* pshufx insn */ |
3546 | case 0xc6: /* pshufx insn */ | |
3547 | val = ldub_code(s->pc++); | |
5af45186 FB |
3548 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3549 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
3550 | tcg_gen_helper_0_3(sse_op2, cpu_ptr0, cpu_ptr1, tcg_const_i32(val)); | |
664e0f19 FB |
3551 | break; |
3552 | case 0xc2: | |
3553 | /* compare insns */ | |
3554 | val = ldub_code(s->pc++); | |
3555 | if (val >= 8) | |
3556 | goto illegal_op; | |
3557 | sse_op2 = sse_op_table4[val][b1]; | |
5af45186 FB |
3558 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3559 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
3560 | tcg_gen_helper_0_2(sse_op2, cpu_ptr0, cpu_ptr1); | |
664e0f19 | 3561 | break; |
b8b6a50b FB |
3562 | case 0xf7: |
3563 | /* maskmov : we must prepare A0 */ | |
3564 | if (mod != 3) | |
3565 | goto illegal_op; | |
3566 | #ifdef TARGET_X86_64 | |
3567 | if (s->aflag == 2) { | |
3568 | gen_op_movq_A0_reg(R_EDI); | |
3569 | } else | |
3570 | #endif | |
3571 | { | |
3572 | gen_op_movl_A0_reg(R_EDI); | |
3573 | if (s->aflag == 0) | |
3574 | gen_op_andl_A0_ffff(); | |
3575 | } | |
3576 | gen_add_A0_ds_seg(s); | |
3577 | ||
3578 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); | |
3579 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
3580 | tcg_gen_helper_0_3(sse_op2, cpu_ptr0, cpu_ptr1, cpu_A0); | |
3581 | break; | |
664e0f19 | 3582 | default: |
5af45186 FB |
3583 | tcg_gen_addi_ptr(cpu_ptr0, cpu_env, op1_offset); |
3584 | tcg_gen_addi_ptr(cpu_ptr1, cpu_env, op2_offset); | |
3585 | tcg_gen_helper_0_2(sse_op2, cpu_ptr0, cpu_ptr1); | |
664e0f19 FB |
3586 | break; |
3587 | } | |
3588 | if (b == 0x2e || b == 0x2f) { | |
3589 | s->cc_op = CC_OP_EFLAGS; | |
3590 | } | |
3591 | } | |
3592 | } | |
3593 | ||
2c0262af FB |
3594 | /* convert one instruction. s->is_jmp is set if the translation must |
3595 | be stopped. Return the next pc value */ | |
14ce26e7 | 3596 | static target_ulong disas_insn(DisasContext *s, target_ulong pc_start) |
2c0262af FB |
3597 | { |
3598 | int b, prefixes, aflag, dflag; | |
3599 | int shift, ot; | |
3600 | int modrm, reg, rm, mod, reg_addr, op, opreg, offset_addr, val; | |
14ce26e7 FB |
3601 | target_ulong next_eip, tval; |
3602 | int rex_w, rex_r; | |
2c0262af | 3603 | |
70cff25e FB |
3604 | if (unlikely(loglevel & CPU_LOG_TB_OP)) |
3605 | tcg_gen_debug_insn_start(pc_start); | |
2c0262af FB |
3606 | s->pc = pc_start; |
3607 | prefixes = 0; | |
3608 | aflag = s->code32; | |
3609 | dflag = s->code32; | |
3610 | s->override = -1; | |
14ce26e7 FB |
3611 | rex_w = -1; |
3612 | rex_r = 0; | |
3613 | #ifdef TARGET_X86_64 | |
3614 | s->rex_x = 0; | |
3615 | s->rex_b = 0; | |
5fafdf24 | 3616 | x86_64_hregs = 0; |
14ce26e7 FB |
3617 | #endif |
3618 | s->rip_offset = 0; /* for relative ip address */ | |
2c0262af | 3619 | next_byte: |
61382a50 | 3620 | b = ldub_code(s->pc); |
2c0262af FB |
3621 | s->pc++; |
3622 | /* check prefixes */ | |
14ce26e7 FB |
3623 | #ifdef TARGET_X86_64 |
3624 | if (CODE64(s)) { | |
3625 | switch (b) { | |
3626 | case 0xf3: | |
3627 | prefixes |= PREFIX_REPZ; | |
3628 | goto next_byte; | |
3629 | case 0xf2: | |
3630 | prefixes |= PREFIX_REPNZ; | |
3631 | goto next_byte; | |
3632 | case 0xf0: | |
3633 | prefixes |= PREFIX_LOCK; | |
3634 | goto next_byte; | |
3635 | case 0x2e: | |
3636 | s->override = R_CS; | |
3637 | goto next_byte; | |
3638 | case 0x36: | |
3639 | s->override = R_SS; | |
3640 | goto next_byte; | |
3641 | case 0x3e: | |
3642 | s->override = R_DS; | |
3643 | goto next_byte; | |
3644 | case 0x26: | |
3645 | s->override = R_ES; | |
3646 | goto next_byte; | |
3647 | case 0x64: | |
3648 | s->override = R_FS; | |
3649 | goto next_byte; | |
3650 | case 0x65: | |
3651 | s->override = R_GS; | |
3652 | goto next_byte; | |
3653 | case 0x66: | |
3654 | prefixes |= PREFIX_DATA; | |
3655 | goto next_byte; | |
3656 | case 0x67: | |
3657 | prefixes |= PREFIX_ADR; | |
3658 | goto next_byte; | |
3659 | case 0x40 ... 0x4f: | |
3660 | /* REX prefix */ | |
3661 | rex_w = (b >> 3) & 1; | |
3662 | rex_r = (b & 0x4) << 1; | |
3663 | s->rex_x = (b & 0x2) << 2; | |
3664 | REX_B(s) = (b & 0x1) << 3; | |
3665 | x86_64_hregs = 1; /* select uniform byte register addressing */ | |
3666 | goto next_byte; | |
3667 | } | |
3668 | if (rex_w == 1) { | |
3669 | /* 0x66 is ignored if rex.w is set */ | |
3670 | dflag = 2; | |
3671 | } else { | |
3672 | if (prefixes & PREFIX_DATA) | |
3673 | dflag ^= 1; | |
3674 | } | |
3675 | if (!(prefixes & PREFIX_ADR)) | |
3676 | aflag = 2; | |
5fafdf24 | 3677 | } else |
14ce26e7 FB |
3678 | #endif |
3679 | { | |
3680 | switch (b) { | |
3681 | case 0xf3: | |
3682 | prefixes |= PREFIX_REPZ; | |
3683 | goto next_byte; | |
3684 | case 0xf2: | |
3685 | prefixes |= PREFIX_REPNZ; | |
3686 | goto next_byte; | |
3687 | case 0xf0: | |
3688 | prefixes |= PREFIX_LOCK; | |
3689 | goto next_byte; | |
3690 | case 0x2e: | |
3691 | s->override = R_CS; | |
3692 | goto next_byte; | |
3693 | case 0x36: | |
3694 | s->override = R_SS; | |
3695 | goto next_byte; | |
3696 | case 0x3e: | |
3697 | s->override = R_DS; | |
3698 | goto next_byte; | |
3699 | case 0x26: | |
3700 | s->override = R_ES; | |
3701 | goto next_byte; | |
3702 | case 0x64: | |
3703 | s->override = R_FS; | |
3704 | goto next_byte; | |
3705 | case 0x65: | |
3706 | s->override = R_GS; | |
3707 | goto next_byte; | |
3708 | case 0x66: | |
3709 | prefixes |= PREFIX_DATA; | |
3710 | goto next_byte; | |
3711 | case 0x67: | |
3712 | prefixes |= PREFIX_ADR; | |
3713 | goto next_byte; | |
3714 | } | |
3715 | if (prefixes & PREFIX_DATA) | |
3716 | dflag ^= 1; | |
3717 | if (prefixes & PREFIX_ADR) | |
3718 | aflag ^= 1; | |
2c0262af FB |
3719 | } |
3720 | ||
2c0262af FB |
3721 | s->prefix = prefixes; |
3722 | s->aflag = aflag; | |
3723 | s->dflag = dflag; | |
3724 | ||
3725 | /* lock generation */ | |
3726 | if (prefixes & PREFIX_LOCK) | |
b8b6a50b | 3727 | tcg_gen_helper_0_0(helper_lock); |
2c0262af FB |
3728 | |
3729 | /* now check op code */ | |
3730 | reswitch: | |
3731 | switch(b) { | |
3732 | case 0x0f: | |
3733 | /**************************/ | |
3734 | /* extended op code */ | |
61382a50 | 3735 | b = ldub_code(s->pc++) | 0x100; |
2c0262af | 3736 | goto reswitch; |
3b46e624 | 3737 | |
2c0262af FB |
3738 | /**************************/ |
3739 | /* arith & logic */ | |
3740 | case 0x00 ... 0x05: | |
3741 | case 0x08 ... 0x0d: | |
3742 | case 0x10 ... 0x15: | |
3743 | case 0x18 ... 0x1d: | |
3744 | case 0x20 ... 0x25: | |
3745 | case 0x28 ... 0x2d: | |
3746 | case 0x30 ... 0x35: | |
3747 | case 0x38 ... 0x3d: | |
3748 | { | |
3749 | int op, f, val; | |
3750 | op = (b >> 3) & 7; | |
3751 | f = (b >> 1) & 3; | |
3752 | ||
3753 | if ((b & 1) == 0) | |
3754 | ot = OT_BYTE; | |
3755 | else | |
14ce26e7 | 3756 | ot = dflag + OT_WORD; |
3b46e624 | 3757 | |
2c0262af FB |
3758 | switch(f) { |
3759 | case 0: /* OP Ev, Gv */ | |
61382a50 | 3760 | modrm = ldub_code(s->pc++); |
14ce26e7 | 3761 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af | 3762 | mod = (modrm >> 6) & 3; |
14ce26e7 | 3763 | rm = (modrm & 7) | REX_B(s); |
2c0262af FB |
3764 | if (mod != 3) { |
3765 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
3766 | opreg = OR_TMP0; | |
3767 | } else if (op == OP_XORL && rm == reg) { | |
3768 | xor_zero: | |
3769 | /* xor reg, reg optimisation */ | |
3770 | gen_op_movl_T0_0(); | |
3771 | s->cc_op = CC_OP_LOGICB + ot; | |
57fec1fe | 3772 | gen_op_mov_reg_T0(ot, reg); |
2c0262af FB |
3773 | gen_op_update1_cc(); |
3774 | break; | |
3775 | } else { | |
3776 | opreg = rm; | |
3777 | } | |
57fec1fe | 3778 | gen_op_mov_TN_reg(ot, 1, reg); |
2c0262af FB |
3779 | gen_op(s, op, ot, opreg); |
3780 | break; | |
3781 | case 1: /* OP Gv, Ev */ | |
61382a50 | 3782 | modrm = ldub_code(s->pc++); |
2c0262af | 3783 | mod = (modrm >> 6) & 3; |
14ce26e7 FB |
3784 | reg = ((modrm >> 3) & 7) | rex_r; |
3785 | rm = (modrm & 7) | REX_B(s); | |
2c0262af FB |
3786 | if (mod != 3) { |
3787 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe | 3788 | gen_op_ld_T1_A0(ot + s->mem_index); |
2c0262af FB |
3789 | } else if (op == OP_XORL && rm == reg) { |
3790 | goto xor_zero; | |
3791 | } else { | |
57fec1fe | 3792 | gen_op_mov_TN_reg(ot, 1, rm); |
2c0262af FB |
3793 | } |
3794 | gen_op(s, op, ot, reg); | |
3795 | break; | |
3796 | case 2: /* OP A, Iv */ | |
3797 | val = insn_get(s, ot); | |
3798 | gen_op_movl_T1_im(val); | |
3799 | gen_op(s, op, ot, OR_EAX); | |
3800 | break; | |
3801 | } | |
3802 | } | |
3803 | break; | |
3804 | ||
ec9d6075 FB |
3805 | case 0x82: |
3806 | if (CODE64(s)) | |
3807 | goto illegal_op; | |
2c0262af FB |
3808 | case 0x80: /* GRP1 */ |
3809 | case 0x81: | |
3810 | case 0x83: | |
3811 | { | |
3812 | int val; | |
3813 | ||
3814 | if ((b & 1) == 0) | |
3815 | ot = OT_BYTE; | |
3816 | else | |
14ce26e7 | 3817 | ot = dflag + OT_WORD; |
3b46e624 | 3818 | |
61382a50 | 3819 | modrm = ldub_code(s->pc++); |
2c0262af | 3820 | mod = (modrm >> 6) & 3; |
14ce26e7 | 3821 | rm = (modrm & 7) | REX_B(s); |
2c0262af | 3822 | op = (modrm >> 3) & 7; |
3b46e624 | 3823 | |
2c0262af | 3824 | if (mod != 3) { |
14ce26e7 FB |
3825 | if (b == 0x83) |
3826 | s->rip_offset = 1; | |
3827 | else | |
3828 | s->rip_offset = insn_const_size(ot); | |
2c0262af FB |
3829 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
3830 | opreg = OR_TMP0; | |
3831 | } else { | |
14ce26e7 | 3832 | opreg = rm; |
2c0262af FB |
3833 | } |
3834 | ||
3835 | switch(b) { | |
3836 | default: | |
3837 | case 0x80: | |
3838 | case 0x81: | |
d64477af | 3839 | case 0x82: |
2c0262af FB |
3840 | val = insn_get(s, ot); |
3841 | break; | |
3842 | case 0x83: | |
3843 | val = (int8_t)insn_get(s, OT_BYTE); | |
3844 | break; | |
3845 | } | |
3846 | gen_op_movl_T1_im(val); | |
3847 | gen_op(s, op, ot, opreg); | |
3848 | } | |
3849 | break; | |
3850 | ||
3851 | /**************************/ | |
3852 | /* inc, dec, and other misc arith */ | |
3853 | case 0x40 ... 0x47: /* inc Gv */ | |
3854 | ot = dflag ? OT_LONG : OT_WORD; | |
3855 | gen_inc(s, ot, OR_EAX + (b & 7), 1); | |
3856 | break; | |
3857 | case 0x48 ... 0x4f: /* dec Gv */ | |
3858 | ot = dflag ? OT_LONG : OT_WORD; | |
3859 | gen_inc(s, ot, OR_EAX + (b & 7), -1); | |
3860 | break; | |
3861 | case 0xf6: /* GRP3 */ | |
3862 | case 0xf7: | |
3863 | if ((b & 1) == 0) | |
3864 | ot = OT_BYTE; | |
3865 | else | |
14ce26e7 | 3866 | ot = dflag + OT_WORD; |
2c0262af | 3867 | |
61382a50 | 3868 | modrm = ldub_code(s->pc++); |
2c0262af | 3869 | mod = (modrm >> 6) & 3; |
14ce26e7 | 3870 | rm = (modrm & 7) | REX_B(s); |
2c0262af FB |
3871 | op = (modrm >> 3) & 7; |
3872 | if (mod != 3) { | |
14ce26e7 FB |
3873 | if (op == 0) |
3874 | s->rip_offset = insn_const_size(ot); | |
2c0262af | 3875 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
57fec1fe | 3876 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 3877 | } else { |
57fec1fe | 3878 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af FB |
3879 | } |
3880 | ||
3881 | switch(op) { | |
3882 | case 0: /* test */ | |
3883 | val = insn_get(s, ot); | |
3884 | gen_op_movl_T1_im(val); | |
3885 | gen_op_testl_T0_T1_cc(); | |
3886 | s->cc_op = CC_OP_LOGICB + ot; | |
3887 | break; | |
3888 | case 2: /* not */ | |
b6abf97d | 3889 | tcg_gen_not_tl(cpu_T[0], cpu_T[0]); |
2c0262af | 3890 | if (mod != 3) { |
57fec1fe | 3891 | gen_op_st_T0_A0(ot + s->mem_index); |
2c0262af | 3892 | } else { |
57fec1fe | 3893 | gen_op_mov_reg_T0(ot, rm); |
2c0262af FB |
3894 | } |
3895 | break; | |
3896 | case 3: /* neg */ | |
b6abf97d | 3897 | tcg_gen_neg_tl(cpu_T[0], cpu_T[0]); |
2c0262af | 3898 | if (mod != 3) { |
57fec1fe | 3899 | gen_op_st_T0_A0(ot + s->mem_index); |
2c0262af | 3900 | } else { |
57fec1fe | 3901 | gen_op_mov_reg_T0(ot, rm); |
2c0262af FB |
3902 | } |
3903 | gen_op_update_neg_cc(); | |
3904 | s->cc_op = CC_OP_SUBB + ot; | |
3905 | break; | |
3906 | case 4: /* mul */ | |
3907 | switch(ot) { | |
3908 | case OT_BYTE: | |
0211e5af FB |
3909 | gen_op_mov_TN_reg(OT_BYTE, 1, R_EAX); |
3910 | tcg_gen_ext8u_tl(cpu_T[0], cpu_T[0]); | |
3911 | tcg_gen_ext8u_tl(cpu_T[1], cpu_T[1]); | |
3912 | /* XXX: use 32 bit mul which could be faster */ | |
3913 | tcg_gen_mul_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
3914 | gen_op_mov_reg_T0(OT_WORD, R_EAX); | |
3915 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
3916 | tcg_gen_andi_tl(cpu_cc_src, cpu_T[0], 0xff00); | |
d36cd60e | 3917 | s->cc_op = CC_OP_MULB; |
2c0262af FB |
3918 | break; |
3919 | case OT_WORD: | |
0211e5af FB |
3920 | gen_op_mov_TN_reg(OT_WORD, 1, R_EAX); |
3921 | tcg_gen_ext16u_tl(cpu_T[0], cpu_T[0]); | |
3922 | tcg_gen_ext16u_tl(cpu_T[1], cpu_T[1]); | |
3923 | /* XXX: use 32 bit mul which could be faster */ | |
3924 | tcg_gen_mul_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
3925 | gen_op_mov_reg_T0(OT_WORD, R_EAX); | |
3926 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
3927 | tcg_gen_shri_tl(cpu_T[0], cpu_T[0], 16); | |
3928 | gen_op_mov_reg_T0(OT_WORD, R_EDX); | |
3929 | tcg_gen_mov_tl(cpu_cc_src, cpu_T[0]); | |
d36cd60e | 3930 | s->cc_op = CC_OP_MULW; |
2c0262af FB |
3931 | break; |
3932 | default: | |
3933 | case OT_LONG: | |
0211e5af FB |
3934 | #ifdef TARGET_X86_64 |
3935 | gen_op_mov_TN_reg(OT_LONG, 1, R_EAX); | |
3936 | tcg_gen_ext32u_tl(cpu_T[0], cpu_T[0]); | |
3937 | tcg_gen_ext32u_tl(cpu_T[1], cpu_T[1]); | |
3938 | tcg_gen_mul_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
3939 | gen_op_mov_reg_T0(OT_LONG, R_EAX); | |
3940 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
3941 | tcg_gen_shri_tl(cpu_T[0], cpu_T[0], 32); | |
3942 | gen_op_mov_reg_T0(OT_LONG, R_EDX); | |
3943 | tcg_gen_mov_tl(cpu_cc_src, cpu_T[0]); | |
3944 | #else | |
3945 | { | |
3946 | TCGv t0, t1; | |
3947 | t0 = tcg_temp_new(TCG_TYPE_I64); | |
3948 | t1 = tcg_temp_new(TCG_TYPE_I64); | |
3949 | gen_op_mov_TN_reg(OT_LONG, 1, R_EAX); | |
3950 | tcg_gen_extu_i32_i64(t0, cpu_T[0]); | |
3951 | tcg_gen_extu_i32_i64(t1, cpu_T[1]); | |
3952 | tcg_gen_mul_i64(t0, t0, t1); | |
3953 | tcg_gen_trunc_i64_i32(cpu_T[0], t0); | |
3954 | gen_op_mov_reg_T0(OT_LONG, R_EAX); | |
3955 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
3956 | tcg_gen_shri_i64(t0, t0, 32); | |
3957 | tcg_gen_trunc_i64_i32(cpu_T[0], t0); | |
3958 | gen_op_mov_reg_T0(OT_LONG, R_EDX); | |
3959 | tcg_gen_mov_tl(cpu_cc_src, cpu_T[0]); | |
3960 | } | |
3961 | #endif | |
d36cd60e | 3962 | s->cc_op = CC_OP_MULL; |
2c0262af | 3963 | break; |
14ce26e7 FB |
3964 | #ifdef TARGET_X86_64 |
3965 | case OT_QUAD: | |
0211e5af | 3966 | tcg_gen_helper_0_1(helper_mulq_EAX_T0, cpu_T[0]); |
14ce26e7 FB |
3967 | s->cc_op = CC_OP_MULQ; |
3968 | break; | |
3969 | #endif | |
2c0262af | 3970 | } |
2c0262af FB |
3971 | break; |
3972 | case 5: /* imul */ | |
3973 | switch(ot) { | |
3974 | case OT_BYTE: | |
0211e5af FB |
3975 | gen_op_mov_TN_reg(OT_BYTE, 1, R_EAX); |
3976 | tcg_gen_ext8s_tl(cpu_T[0], cpu_T[0]); | |
3977 | tcg_gen_ext8s_tl(cpu_T[1], cpu_T[1]); | |
3978 | /* XXX: use 32 bit mul which could be faster */ | |
3979 | tcg_gen_mul_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
3980 | gen_op_mov_reg_T0(OT_WORD, R_EAX); | |
3981 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
3982 | tcg_gen_ext8s_tl(cpu_tmp0, cpu_T[0]); | |
3983 | tcg_gen_sub_tl(cpu_cc_src, cpu_T[0], cpu_tmp0); | |
d36cd60e | 3984 | s->cc_op = CC_OP_MULB; |
2c0262af FB |
3985 | break; |
3986 | case OT_WORD: | |
0211e5af FB |
3987 | gen_op_mov_TN_reg(OT_WORD, 1, R_EAX); |
3988 | tcg_gen_ext16s_tl(cpu_T[0], cpu_T[0]); | |
3989 | tcg_gen_ext16s_tl(cpu_T[1], cpu_T[1]); | |
3990 | /* XXX: use 32 bit mul which could be faster */ | |
3991 | tcg_gen_mul_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
3992 | gen_op_mov_reg_T0(OT_WORD, R_EAX); | |
3993 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
3994 | tcg_gen_ext16s_tl(cpu_tmp0, cpu_T[0]); | |
3995 | tcg_gen_sub_tl(cpu_cc_src, cpu_T[0], cpu_tmp0); | |
3996 | tcg_gen_shri_tl(cpu_T[0], cpu_T[0], 16); | |
3997 | gen_op_mov_reg_T0(OT_WORD, R_EDX); | |
d36cd60e | 3998 | s->cc_op = CC_OP_MULW; |
2c0262af FB |
3999 | break; |
4000 | default: | |
4001 | case OT_LONG: | |
0211e5af FB |
4002 | #ifdef TARGET_X86_64 |
4003 | gen_op_mov_TN_reg(OT_LONG, 1, R_EAX); | |
4004 | tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); | |
4005 | tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]); | |
4006 | tcg_gen_mul_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
4007 | gen_op_mov_reg_T0(OT_LONG, R_EAX); | |
4008 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
4009 | tcg_gen_ext32s_tl(cpu_tmp0, cpu_T[0]); | |
4010 | tcg_gen_sub_tl(cpu_cc_src, cpu_T[0], cpu_tmp0); | |
4011 | tcg_gen_shri_tl(cpu_T[0], cpu_T[0], 32); | |
4012 | gen_op_mov_reg_T0(OT_LONG, R_EDX); | |
4013 | #else | |
4014 | { | |
4015 | TCGv t0, t1; | |
4016 | t0 = tcg_temp_new(TCG_TYPE_I64); | |
4017 | t1 = tcg_temp_new(TCG_TYPE_I64); | |
4018 | gen_op_mov_TN_reg(OT_LONG, 1, R_EAX); | |
4019 | tcg_gen_ext_i32_i64(t0, cpu_T[0]); | |
4020 | tcg_gen_ext_i32_i64(t1, cpu_T[1]); | |
4021 | tcg_gen_mul_i64(t0, t0, t1); | |
4022 | tcg_gen_trunc_i64_i32(cpu_T[0], t0); | |
4023 | gen_op_mov_reg_T0(OT_LONG, R_EAX); | |
4024 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
4025 | tcg_gen_sari_tl(cpu_tmp0, cpu_T[0], 31); | |
4026 | tcg_gen_shri_i64(t0, t0, 32); | |
4027 | tcg_gen_trunc_i64_i32(cpu_T[0], t0); | |
4028 | gen_op_mov_reg_T0(OT_LONG, R_EDX); | |
4029 | tcg_gen_sub_tl(cpu_cc_src, cpu_T[0], cpu_tmp0); | |
4030 | } | |
4031 | #endif | |
d36cd60e | 4032 | s->cc_op = CC_OP_MULL; |
2c0262af | 4033 | break; |
14ce26e7 FB |
4034 | #ifdef TARGET_X86_64 |
4035 | case OT_QUAD: | |
0211e5af | 4036 | tcg_gen_helper_0_1(helper_imulq_EAX_T0, cpu_T[0]); |
14ce26e7 FB |
4037 | s->cc_op = CC_OP_MULQ; |
4038 | break; | |
4039 | #endif | |
2c0262af | 4040 | } |
2c0262af FB |
4041 | break; |
4042 | case 6: /* div */ | |
4043 | switch(ot) { | |
4044 | case OT_BYTE: | |
14ce26e7 | 4045 | gen_jmp_im(pc_start - s->cs_base); |
b5b38f61 | 4046 | tcg_gen_helper_0_1(helper_divb_AL, cpu_T[0]); |
2c0262af FB |
4047 | break; |
4048 | case OT_WORD: | |
14ce26e7 | 4049 | gen_jmp_im(pc_start - s->cs_base); |
b5b38f61 | 4050 | tcg_gen_helper_0_1(helper_divw_AX, cpu_T[0]); |
2c0262af FB |
4051 | break; |
4052 | default: | |
4053 | case OT_LONG: | |
14ce26e7 | 4054 | gen_jmp_im(pc_start - s->cs_base); |
b5b38f61 | 4055 | tcg_gen_helper_0_1(helper_divl_EAX, cpu_T[0]); |
14ce26e7 FB |
4056 | break; |
4057 | #ifdef TARGET_X86_64 | |
4058 | case OT_QUAD: | |
4059 | gen_jmp_im(pc_start - s->cs_base); | |
b5b38f61 | 4060 | tcg_gen_helper_0_1(helper_divq_EAX, cpu_T[0]); |
2c0262af | 4061 | break; |
14ce26e7 | 4062 | #endif |
2c0262af FB |
4063 | } |
4064 | break; | |
4065 | case 7: /* idiv */ | |
4066 | switch(ot) { | |
4067 | case OT_BYTE: | |
14ce26e7 | 4068 | gen_jmp_im(pc_start - s->cs_base); |
b5b38f61 | 4069 | tcg_gen_helper_0_1(helper_idivb_AL, cpu_T[0]); |
2c0262af FB |
4070 | break; |
4071 | case OT_WORD: | |
14ce26e7 | 4072 | gen_jmp_im(pc_start - s->cs_base); |
b5b38f61 | 4073 | tcg_gen_helper_0_1(helper_idivw_AX, cpu_T[0]); |
2c0262af FB |
4074 | break; |
4075 | default: | |
4076 | case OT_LONG: | |
14ce26e7 | 4077 | gen_jmp_im(pc_start - s->cs_base); |
b5b38f61 | 4078 | tcg_gen_helper_0_1(helper_idivl_EAX, cpu_T[0]); |
14ce26e7 FB |
4079 | break; |
4080 | #ifdef TARGET_X86_64 | |
4081 | case OT_QUAD: | |
4082 | gen_jmp_im(pc_start - s->cs_base); | |
b5b38f61 | 4083 | tcg_gen_helper_0_1(helper_idivq_EAX, cpu_T[0]); |
2c0262af | 4084 | break; |
14ce26e7 | 4085 | #endif |
2c0262af FB |
4086 | } |
4087 | break; | |
4088 | default: | |
4089 | goto illegal_op; | |
4090 | } | |
4091 | break; | |
4092 | ||
4093 | case 0xfe: /* GRP4 */ | |
4094 | case 0xff: /* GRP5 */ | |
4095 | if ((b & 1) == 0) | |
4096 | ot = OT_BYTE; | |
4097 | else | |
14ce26e7 | 4098 | ot = dflag + OT_WORD; |
2c0262af | 4099 | |
61382a50 | 4100 | modrm = ldub_code(s->pc++); |
2c0262af | 4101 | mod = (modrm >> 6) & 3; |
14ce26e7 | 4102 | rm = (modrm & 7) | REX_B(s); |
2c0262af FB |
4103 | op = (modrm >> 3) & 7; |
4104 | if (op >= 2 && b == 0xfe) { | |
4105 | goto illegal_op; | |
4106 | } | |
14ce26e7 | 4107 | if (CODE64(s)) { |
aba9d61e | 4108 | if (op == 2 || op == 4) { |
14ce26e7 FB |
4109 | /* operand size for jumps is 64 bit */ |
4110 | ot = OT_QUAD; | |
aba9d61e FB |
4111 | } else if (op == 3 || op == 5) { |
4112 | /* for call calls, the operand is 16 or 32 bit, even | |
4113 | in long mode */ | |
4114 | ot = dflag ? OT_LONG : OT_WORD; | |
14ce26e7 FB |
4115 | } else if (op == 6) { |
4116 | /* default push size is 64 bit */ | |
4117 | ot = dflag ? OT_QUAD : OT_WORD; | |
4118 | } | |
4119 | } | |
2c0262af FB |
4120 | if (mod != 3) { |
4121 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
4122 | if (op >= 2 && op != 3 && op != 5) | |
57fec1fe | 4123 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 4124 | } else { |
57fec1fe | 4125 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af FB |
4126 | } |
4127 | ||
4128 | switch(op) { | |
4129 | case 0: /* inc Ev */ | |
4130 | if (mod != 3) | |
4131 | opreg = OR_TMP0; | |
4132 | else | |
4133 | opreg = rm; | |
4134 | gen_inc(s, ot, opreg, 1); | |
4135 | break; | |
4136 | case 1: /* dec Ev */ | |
4137 | if (mod != 3) | |
4138 | opreg = OR_TMP0; | |
4139 | else | |
4140 | opreg = rm; | |
4141 | gen_inc(s, ot, opreg, -1); | |
4142 | break; | |
4143 | case 2: /* call Ev */ | |
4f31916f | 4144 | /* XXX: optimize if memory (no 'and' is necessary) */ |
2c0262af FB |
4145 | if (s->dflag == 0) |
4146 | gen_op_andl_T0_ffff(); | |
2c0262af | 4147 | next_eip = s->pc - s->cs_base; |
1ef38687 | 4148 | gen_movtl_T1_im(next_eip); |
4f31916f FB |
4149 | gen_push_T1(s); |
4150 | gen_op_jmp_T0(); | |
2c0262af FB |
4151 | gen_eob(s); |
4152 | break; | |
61382a50 | 4153 | case 3: /* lcall Ev */ |
57fec1fe | 4154 | gen_op_ld_T1_A0(ot + s->mem_index); |
aba9d61e | 4155 | gen_add_A0_im(s, 1 << (ot - OT_WORD + 1)); |
57fec1fe | 4156 | gen_op_ldu_T0_A0(OT_WORD + s->mem_index); |
2c0262af FB |
4157 | do_lcall: |
4158 | if (s->pe && !s->vm86) { | |
4159 | if (s->cc_op != CC_OP_DYNAMIC) | |
4160 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 4161 | gen_jmp_im(pc_start - s->cs_base); |
b6abf97d | 4162 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
b8b6a50b | 4163 | tcg_gen_helper_0_4(helper_lcall_protected, |
b6abf97d | 4164 | cpu_tmp2_i32, cpu_T[1], |
b8b6a50b FB |
4165 | tcg_const_i32(dflag), |
4166 | tcg_const_i32(s->pc - pc_start)); | |
2c0262af | 4167 | } else { |
b6abf97d | 4168 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
b8b6a50b | 4169 | tcg_gen_helper_0_4(helper_lcall_real, |
b6abf97d | 4170 | cpu_tmp2_i32, cpu_T[1], |
b8b6a50b FB |
4171 | tcg_const_i32(dflag), |
4172 | tcg_const_i32(s->pc - s->cs_base)); | |
2c0262af FB |
4173 | } |
4174 | gen_eob(s); | |
4175 | break; | |
4176 | case 4: /* jmp Ev */ | |
4177 | if (s->dflag == 0) | |
4178 | gen_op_andl_T0_ffff(); | |
4179 | gen_op_jmp_T0(); | |
4180 | gen_eob(s); | |
4181 | break; | |
4182 | case 5: /* ljmp Ev */ | |
57fec1fe | 4183 | gen_op_ld_T1_A0(ot + s->mem_index); |
aba9d61e | 4184 | gen_add_A0_im(s, 1 << (ot - OT_WORD + 1)); |
57fec1fe | 4185 | gen_op_ldu_T0_A0(OT_WORD + s->mem_index); |
2c0262af FB |
4186 | do_ljmp: |
4187 | if (s->pe && !s->vm86) { | |
4188 | if (s->cc_op != CC_OP_DYNAMIC) | |
4189 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 4190 | gen_jmp_im(pc_start - s->cs_base); |
b6abf97d | 4191 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
b8b6a50b | 4192 | tcg_gen_helper_0_3(helper_ljmp_protected, |
b6abf97d | 4193 | cpu_tmp2_i32, |
b8b6a50b FB |
4194 | cpu_T[1], |
4195 | tcg_const_i32(s->pc - pc_start)); | |
2c0262af | 4196 | } else { |
3bd7da9e | 4197 | gen_op_movl_seg_T0_vm(R_CS); |
2c0262af FB |
4198 | gen_op_movl_T0_T1(); |
4199 | gen_op_jmp_T0(); | |
4200 | } | |
4201 | gen_eob(s); | |
4202 | break; | |
4203 | case 6: /* push Ev */ | |
4204 | gen_push_T0(s); | |
4205 | break; | |
4206 | default: | |
4207 | goto illegal_op; | |
4208 | } | |
4209 | break; | |
4210 | ||
4211 | case 0x84: /* test Ev, Gv */ | |
5fafdf24 | 4212 | case 0x85: |
2c0262af FB |
4213 | if ((b & 1) == 0) |
4214 | ot = OT_BYTE; | |
4215 | else | |
14ce26e7 | 4216 | ot = dflag + OT_WORD; |
2c0262af | 4217 | |
61382a50 | 4218 | modrm = ldub_code(s->pc++); |
2c0262af | 4219 | mod = (modrm >> 6) & 3; |
14ce26e7 FB |
4220 | rm = (modrm & 7) | REX_B(s); |
4221 | reg = ((modrm >> 3) & 7) | rex_r; | |
3b46e624 | 4222 | |
2c0262af | 4223 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 0); |
57fec1fe | 4224 | gen_op_mov_TN_reg(ot, 1, reg); |
2c0262af FB |
4225 | gen_op_testl_T0_T1_cc(); |
4226 | s->cc_op = CC_OP_LOGICB + ot; | |
4227 | break; | |
3b46e624 | 4228 | |
2c0262af FB |
4229 | case 0xa8: /* test eAX, Iv */ |
4230 | case 0xa9: | |
4231 | if ((b & 1) == 0) | |
4232 | ot = OT_BYTE; | |
4233 | else | |
14ce26e7 | 4234 | ot = dflag + OT_WORD; |
2c0262af FB |
4235 | val = insn_get(s, ot); |
4236 | ||
57fec1fe | 4237 | gen_op_mov_TN_reg(ot, 0, OR_EAX); |
2c0262af FB |
4238 | gen_op_movl_T1_im(val); |
4239 | gen_op_testl_T0_T1_cc(); | |
4240 | s->cc_op = CC_OP_LOGICB + ot; | |
4241 | break; | |
3b46e624 | 4242 | |
2c0262af | 4243 | case 0x98: /* CWDE/CBW */ |
14ce26e7 FB |
4244 | #ifdef TARGET_X86_64 |
4245 | if (dflag == 2) { | |
e108dd01 FB |
4246 | gen_op_mov_TN_reg(OT_LONG, 0, R_EAX); |
4247 | tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); | |
4248 | gen_op_mov_reg_T0(OT_QUAD, R_EAX); | |
14ce26e7 FB |
4249 | } else |
4250 | #endif | |
e108dd01 FB |
4251 | if (dflag == 1) { |
4252 | gen_op_mov_TN_reg(OT_WORD, 0, R_EAX); | |
4253 | tcg_gen_ext16s_tl(cpu_T[0], cpu_T[0]); | |
4254 | gen_op_mov_reg_T0(OT_LONG, R_EAX); | |
4255 | } else { | |
4256 | gen_op_mov_TN_reg(OT_BYTE, 0, R_EAX); | |
4257 | tcg_gen_ext8s_tl(cpu_T[0], cpu_T[0]); | |
4258 | gen_op_mov_reg_T0(OT_WORD, R_EAX); | |
4259 | } | |
2c0262af FB |
4260 | break; |
4261 | case 0x99: /* CDQ/CWD */ | |
14ce26e7 FB |
4262 | #ifdef TARGET_X86_64 |
4263 | if (dflag == 2) { | |
e108dd01 FB |
4264 | gen_op_mov_TN_reg(OT_QUAD, 0, R_EAX); |
4265 | tcg_gen_sari_tl(cpu_T[0], cpu_T[0], 63); | |
4266 | gen_op_mov_reg_T0(OT_QUAD, R_EDX); | |
14ce26e7 FB |
4267 | } else |
4268 | #endif | |
e108dd01 FB |
4269 | if (dflag == 1) { |
4270 | gen_op_mov_TN_reg(OT_LONG, 0, R_EAX); | |
4271 | tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); | |
4272 | tcg_gen_sari_tl(cpu_T[0], cpu_T[0], 31); | |
4273 | gen_op_mov_reg_T0(OT_LONG, R_EDX); | |
4274 | } else { | |
4275 | gen_op_mov_TN_reg(OT_WORD, 0, R_EAX); | |
4276 | tcg_gen_ext16s_tl(cpu_T[0], cpu_T[0]); | |
4277 | tcg_gen_sari_tl(cpu_T[0], cpu_T[0], 15); | |
4278 | gen_op_mov_reg_T0(OT_WORD, R_EDX); | |
4279 | } | |
2c0262af FB |
4280 | break; |
4281 | case 0x1af: /* imul Gv, Ev */ | |
4282 | case 0x69: /* imul Gv, Ev, I */ | |
4283 | case 0x6b: | |
14ce26e7 | 4284 | ot = dflag + OT_WORD; |
61382a50 | 4285 | modrm = ldub_code(s->pc++); |
14ce26e7 FB |
4286 | reg = ((modrm >> 3) & 7) | rex_r; |
4287 | if (b == 0x69) | |
4288 | s->rip_offset = insn_const_size(ot); | |
4289 | else if (b == 0x6b) | |
4290 | s->rip_offset = 1; | |
2c0262af FB |
4291 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 0); |
4292 | if (b == 0x69) { | |
4293 | val = insn_get(s, ot); | |
4294 | gen_op_movl_T1_im(val); | |
4295 | } else if (b == 0x6b) { | |
d64477af | 4296 | val = (int8_t)insn_get(s, OT_BYTE); |
2c0262af FB |
4297 | gen_op_movl_T1_im(val); |
4298 | } else { | |
57fec1fe | 4299 | gen_op_mov_TN_reg(ot, 1, reg); |
2c0262af FB |
4300 | } |
4301 | ||
14ce26e7 FB |
4302 | #ifdef TARGET_X86_64 |
4303 | if (ot == OT_QUAD) { | |
0211e5af | 4304 | tcg_gen_helper_1_2(helper_imulq_T0_T1, cpu_T[0], cpu_T[0], cpu_T[1]); |
14ce26e7 FB |
4305 | } else |
4306 | #endif | |
2c0262af | 4307 | if (ot == OT_LONG) { |
0211e5af FB |
4308 | #ifdef TARGET_X86_64 |
4309 | tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); | |
4310 | tcg_gen_ext32s_tl(cpu_T[1], cpu_T[1]); | |
4311 | tcg_gen_mul_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
4312 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
4313 | tcg_gen_ext32s_tl(cpu_tmp0, cpu_T[0]); | |
4314 | tcg_gen_sub_tl(cpu_cc_src, cpu_T[0], cpu_tmp0); | |
4315 | #else | |
4316 | { | |
4317 | TCGv t0, t1; | |
4318 | t0 = tcg_temp_new(TCG_TYPE_I64); | |
4319 | t1 = tcg_temp_new(TCG_TYPE_I64); | |
4320 | tcg_gen_ext_i32_i64(t0, cpu_T[0]); | |
4321 | tcg_gen_ext_i32_i64(t1, cpu_T[1]); | |
4322 | tcg_gen_mul_i64(t0, t0, t1); | |
4323 | tcg_gen_trunc_i64_i32(cpu_T[0], t0); | |
4324 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
4325 | tcg_gen_sari_tl(cpu_tmp0, cpu_T[0], 31); | |
4326 | tcg_gen_shri_i64(t0, t0, 32); | |
4327 | tcg_gen_trunc_i64_i32(cpu_T[1], t0); | |
4328 | tcg_gen_sub_tl(cpu_cc_src, cpu_T[1], cpu_tmp0); | |
4329 | } | |
4330 | #endif | |
2c0262af | 4331 | } else { |
0211e5af FB |
4332 | tcg_gen_ext16s_tl(cpu_T[0], cpu_T[0]); |
4333 | tcg_gen_ext16s_tl(cpu_T[1], cpu_T[1]); | |
4334 | /* XXX: use 32 bit mul which could be faster */ | |
4335 | tcg_gen_mul_tl(cpu_T[0], cpu_T[0], cpu_T[1]); | |
4336 | tcg_gen_mov_tl(cpu_cc_dst, cpu_T[0]); | |
4337 | tcg_gen_ext16s_tl(cpu_tmp0, cpu_T[0]); | |
4338 | tcg_gen_sub_tl(cpu_cc_src, cpu_T[0], cpu_tmp0); | |
2c0262af | 4339 | } |
57fec1fe | 4340 | gen_op_mov_reg_T0(ot, reg); |
d36cd60e | 4341 | s->cc_op = CC_OP_MULB + ot; |
2c0262af FB |
4342 | break; |
4343 | case 0x1c0: | |
4344 | case 0x1c1: /* xadd Ev, Gv */ | |
4345 | if ((b & 1) == 0) | |
4346 | ot = OT_BYTE; | |
4347 | else | |
14ce26e7 | 4348 | ot = dflag + OT_WORD; |
61382a50 | 4349 | modrm = ldub_code(s->pc++); |
14ce26e7 | 4350 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af FB |
4351 | mod = (modrm >> 6) & 3; |
4352 | if (mod == 3) { | |
14ce26e7 | 4353 | rm = (modrm & 7) | REX_B(s); |
57fec1fe FB |
4354 | gen_op_mov_TN_reg(ot, 0, reg); |
4355 | gen_op_mov_TN_reg(ot, 1, rm); | |
2c0262af | 4356 | gen_op_addl_T0_T1(); |
57fec1fe FB |
4357 | gen_op_mov_reg_T1(ot, reg); |
4358 | gen_op_mov_reg_T0(ot, rm); | |
2c0262af FB |
4359 | } else { |
4360 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe FB |
4361 | gen_op_mov_TN_reg(ot, 0, reg); |
4362 | gen_op_ld_T1_A0(ot + s->mem_index); | |
2c0262af | 4363 | gen_op_addl_T0_T1(); |
57fec1fe FB |
4364 | gen_op_st_T0_A0(ot + s->mem_index); |
4365 | gen_op_mov_reg_T1(ot, reg); | |
2c0262af FB |
4366 | } |
4367 | gen_op_update2_cc(); | |
4368 | s->cc_op = CC_OP_ADDB + ot; | |
4369 | break; | |
4370 | case 0x1b0: | |
4371 | case 0x1b1: /* cmpxchg Ev, Gv */ | |
cad3a37d | 4372 | { |
1130328e | 4373 | int label1, label2; |
1e4840bf | 4374 | TCGv t0, t1, t2, a0; |
cad3a37d FB |
4375 | |
4376 | if ((b & 1) == 0) | |
4377 | ot = OT_BYTE; | |
4378 | else | |
4379 | ot = dflag + OT_WORD; | |
4380 | modrm = ldub_code(s->pc++); | |
4381 | reg = ((modrm >> 3) & 7) | rex_r; | |
4382 | mod = (modrm >> 6) & 3; | |
1e4840bf FB |
4383 | t0 = tcg_temp_local_new(TCG_TYPE_TL); |
4384 | t1 = tcg_temp_local_new(TCG_TYPE_TL); | |
4385 | t2 = tcg_temp_local_new(TCG_TYPE_TL); | |
4386 | a0 = tcg_temp_local_new(TCG_TYPE_TL); | |
4387 | gen_op_mov_v_reg(ot, t1, reg); | |
cad3a37d FB |
4388 | if (mod == 3) { |
4389 | rm = (modrm & 7) | REX_B(s); | |
1e4840bf | 4390 | gen_op_mov_v_reg(ot, t0, rm); |
cad3a37d FB |
4391 | } else { |
4392 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
1e4840bf FB |
4393 | tcg_gen_mov_tl(a0, cpu_A0); |
4394 | gen_op_ld_v(ot + s->mem_index, t0, a0); | |
cad3a37d FB |
4395 | rm = 0; /* avoid warning */ |
4396 | } | |
4397 | label1 = gen_new_label(); | |
1e4840bf FB |
4398 | tcg_gen_ld_tl(t2, cpu_env, offsetof(CPUState, regs[R_EAX])); |
4399 | tcg_gen_sub_tl(t2, t2, t0); | |
4400 | gen_extu(ot, t2); | |
4401 | tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, label1); | |
cad3a37d | 4402 | if (mod == 3) { |
1130328e | 4403 | label2 = gen_new_label(); |
1e4840bf | 4404 | gen_op_mov_reg_v(ot, R_EAX, t0); |
1130328e FB |
4405 | tcg_gen_br(label2); |
4406 | gen_set_label(label1); | |
1e4840bf | 4407 | gen_op_mov_reg_v(ot, rm, t1); |
1130328e | 4408 | gen_set_label(label2); |
cad3a37d | 4409 | } else { |
1e4840bf FB |
4410 | tcg_gen_mov_tl(t1, t0); |
4411 | gen_op_mov_reg_v(ot, R_EAX, t0); | |
1130328e FB |
4412 | gen_set_label(label1); |
4413 | /* always store */ | |
1e4840bf | 4414 | gen_op_st_v(ot + s->mem_index, t1, a0); |
cad3a37d | 4415 | } |
1e4840bf FB |
4416 | tcg_gen_mov_tl(cpu_cc_src, t0); |
4417 | tcg_gen_mov_tl(cpu_cc_dst, t2); | |
cad3a37d | 4418 | s->cc_op = CC_OP_SUBB + ot; |
1e4840bf FB |
4419 | tcg_temp_free(t0); |
4420 | tcg_temp_free(t1); | |
4421 | tcg_temp_free(t2); | |
4422 | tcg_temp_free(a0); | |
2c0262af | 4423 | } |
2c0262af FB |
4424 | break; |
4425 | case 0x1c7: /* cmpxchg8b */ | |
61382a50 | 4426 | modrm = ldub_code(s->pc++); |
2c0262af | 4427 | mod = (modrm >> 6) & 3; |
71c3558e | 4428 | if ((mod == 3) || ((modrm & 0x38) != 0x8)) |
2c0262af | 4429 | goto illegal_op; |
1b9d9ebb FB |
4430 | #ifdef TARGET_X86_64 |
4431 | if (dflag == 2) { | |
4432 | if (!(s->cpuid_ext_features & CPUID_EXT_CX16)) | |
4433 | goto illegal_op; | |
4434 | gen_jmp_im(pc_start - s->cs_base); | |
4435 | if (s->cc_op != CC_OP_DYNAMIC) | |
4436 | gen_op_set_cc_op(s->cc_op); | |
4437 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
4438 | tcg_gen_helper_0_1(helper_cmpxchg16b, cpu_A0); | |
4439 | } else | |
4440 | #endif | |
4441 | { | |
4442 | if (!(s->cpuid_features & CPUID_CX8)) | |
4443 | goto illegal_op; | |
4444 | gen_jmp_im(pc_start - s->cs_base); | |
4445 | if (s->cc_op != CC_OP_DYNAMIC) | |
4446 | gen_op_set_cc_op(s->cc_op); | |
4447 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
4448 | tcg_gen_helper_0_1(helper_cmpxchg8b, cpu_A0); | |
4449 | } | |
2c0262af FB |
4450 | s->cc_op = CC_OP_EFLAGS; |
4451 | break; | |
3b46e624 | 4452 | |
2c0262af FB |
4453 | /**************************/ |
4454 | /* push/pop */ | |
4455 | case 0x50 ... 0x57: /* push */ | |
57fec1fe | 4456 | gen_op_mov_TN_reg(OT_LONG, 0, (b & 7) | REX_B(s)); |
2c0262af FB |
4457 | gen_push_T0(s); |
4458 | break; | |
4459 | case 0x58 ... 0x5f: /* pop */ | |
14ce26e7 FB |
4460 | if (CODE64(s)) { |
4461 | ot = dflag ? OT_QUAD : OT_WORD; | |
4462 | } else { | |
4463 | ot = dflag + OT_WORD; | |
4464 | } | |
2c0262af | 4465 | gen_pop_T0(s); |
77729c24 | 4466 | /* NOTE: order is important for pop %sp */ |
2c0262af | 4467 | gen_pop_update(s); |
57fec1fe | 4468 | gen_op_mov_reg_T0(ot, (b & 7) | REX_B(s)); |
2c0262af FB |
4469 | break; |
4470 | case 0x60: /* pusha */ | |
14ce26e7 FB |
4471 | if (CODE64(s)) |
4472 | goto illegal_op; | |
2c0262af FB |
4473 | gen_pusha(s); |
4474 | break; | |
4475 | case 0x61: /* popa */ | |
14ce26e7 FB |
4476 | if (CODE64(s)) |
4477 | goto illegal_op; | |
2c0262af FB |
4478 | gen_popa(s); |
4479 | break; | |
4480 | case 0x68: /* push Iv */ | |
4481 | case 0x6a: | |
14ce26e7 FB |
4482 | if (CODE64(s)) { |
4483 | ot = dflag ? OT_QUAD : OT_WORD; | |
4484 | } else { | |
4485 | ot = dflag + OT_WORD; | |
4486 | } | |
2c0262af FB |
4487 | if (b == 0x68) |
4488 | val = insn_get(s, ot); | |
4489 | else | |
4490 | val = (int8_t)insn_get(s, OT_BYTE); | |
4491 | gen_op_movl_T0_im(val); | |
4492 | gen_push_T0(s); | |
4493 | break; | |
4494 | case 0x8f: /* pop Ev */ | |
14ce26e7 FB |
4495 | if (CODE64(s)) { |
4496 | ot = dflag ? OT_QUAD : OT_WORD; | |
4497 | } else { | |
4498 | ot = dflag + OT_WORD; | |
4499 | } | |
61382a50 | 4500 | modrm = ldub_code(s->pc++); |
77729c24 | 4501 | mod = (modrm >> 6) & 3; |
2c0262af | 4502 | gen_pop_T0(s); |
77729c24 FB |
4503 | if (mod == 3) { |
4504 | /* NOTE: order is important for pop %sp */ | |
4505 | gen_pop_update(s); | |
14ce26e7 | 4506 | rm = (modrm & 7) | REX_B(s); |
57fec1fe | 4507 | gen_op_mov_reg_T0(ot, rm); |
77729c24 FB |
4508 | } else { |
4509 | /* NOTE: order is important too for MMU exceptions */ | |
14ce26e7 | 4510 | s->popl_esp_hack = 1 << ot; |
77729c24 FB |
4511 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 1); |
4512 | s->popl_esp_hack = 0; | |
4513 | gen_pop_update(s); | |
4514 | } | |
2c0262af FB |
4515 | break; |
4516 | case 0xc8: /* enter */ | |
4517 | { | |
4518 | int level; | |
61382a50 | 4519 | val = lduw_code(s->pc); |
2c0262af | 4520 | s->pc += 2; |
61382a50 | 4521 | level = ldub_code(s->pc++); |
2c0262af FB |
4522 | gen_enter(s, val, level); |
4523 | } | |
4524 | break; | |
4525 | case 0xc9: /* leave */ | |
4526 | /* XXX: exception not precise (ESP is updated before potential exception) */ | |
14ce26e7 | 4527 | if (CODE64(s)) { |
57fec1fe FB |
4528 | gen_op_mov_TN_reg(OT_QUAD, 0, R_EBP); |
4529 | gen_op_mov_reg_T0(OT_QUAD, R_ESP); | |
14ce26e7 | 4530 | } else if (s->ss32) { |
57fec1fe FB |
4531 | gen_op_mov_TN_reg(OT_LONG, 0, R_EBP); |
4532 | gen_op_mov_reg_T0(OT_LONG, R_ESP); | |
2c0262af | 4533 | } else { |
57fec1fe FB |
4534 | gen_op_mov_TN_reg(OT_WORD, 0, R_EBP); |
4535 | gen_op_mov_reg_T0(OT_WORD, R_ESP); | |
2c0262af FB |
4536 | } |
4537 | gen_pop_T0(s); | |
14ce26e7 FB |
4538 | if (CODE64(s)) { |
4539 | ot = dflag ? OT_QUAD : OT_WORD; | |
4540 | } else { | |
4541 | ot = dflag + OT_WORD; | |
4542 | } | |
57fec1fe | 4543 | gen_op_mov_reg_T0(ot, R_EBP); |
2c0262af FB |
4544 | gen_pop_update(s); |
4545 | break; | |
4546 | case 0x06: /* push es */ | |
4547 | case 0x0e: /* push cs */ | |
4548 | case 0x16: /* push ss */ | |
4549 | case 0x1e: /* push ds */ | |
14ce26e7 FB |
4550 | if (CODE64(s)) |
4551 | goto illegal_op; | |
2c0262af FB |
4552 | gen_op_movl_T0_seg(b >> 3); |
4553 | gen_push_T0(s); | |
4554 | break; | |
4555 | case 0x1a0: /* push fs */ | |
4556 | case 0x1a8: /* push gs */ | |
4557 | gen_op_movl_T0_seg((b >> 3) & 7); | |
4558 | gen_push_T0(s); | |
4559 | break; | |
4560 | case 0x07: /* pop es */ | |
4561 | case 0x17: /* pop ss */ | |
4562 | case 0x1f: /* pop ds */ | |
14ce26e7 FB |
4563 | if (CODE64(s)) |
4564 | goto illegal_op; | |
2c0262af FB |
4565 | reg = b >> 3; |
4566 | gen_pop_T0(s); | |
4567 | gen_movl_seg_T0(s, reg, pc_start - s->cs_base); | |
4568 | gen_pop_update(s); | |
4569 | if (reg == R_SS) { | |
a2cc3b24 FB |
4570 | /* if reg == SS, inhibit interrupts/trace. */ |
4571 | /* If several instructions disable interrupts, only the | |
4572 | _first_ does it */ | |
4573 | if (!(s->tb->flags & HF_INHIBIT_IRQ_MASK)) | |
b5b38f61 | 4574 | tcg_gen_helper_0_0(helper_set_inhibit_irq); |
2c0262af FB |
4575 | s->tf = 0; |
4576 | } | |
4577 | if (s->is_jmp) { | |
14ce26e7 | 4578 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
4579 | gen_eob(s); |
4580 | } | |
4581 | break; | |
4582 | case 0x1a1: /* pop fs */ | |
4583 | case 0x1a9: /* pop gs */ | |
4584 | gen_pop_T0(s); | |
4585 | gen_movl_seg_T0(s, (b >> 3) & 7, pc_start - s->cs_base); | |
4586 | gen_pop_update(s); | |
4587 | if (s->is_jmp) { | |
14ce26e7 | 4588 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
4589 | gen_eob(s); |
4590 | } | |
4591 | break; | |
4592 | ||
4593 | /**************************/ | |
4594 | /* mov */ | |
4595 | case 0x88: | |
4596 | case 0x89: /* mov Gv, Ev */ | |
4597 | if ((b & 1) == 0) | |
4598 | ot = OT_BYTE; | |
4599 | else | |
14ce26e7 | 4600 | ot = dflag + OT_WORD; |
61382a50 | 4601 | modrm = ldub_code(s->pc++); |
14ce26e7 | 4602 | reg = ((modrm >> 3) & 7) | rex_r; |
3b46e624 | 4603 | |
2c0262af | 4604 | /* generate a generic store */ |
14ce26e7 | 4605 | gen_ldst_modrm(s, modrm, ot, reg, 1); |
2c0262af FB |
4606 | break; |
4607 | case 0xc6: | |
4608 | case 0xc7: /* mov Ev, Iv */ | |
4609 | if ((b & 1) == 0) | |
4610 | ot = OT_BYTE; | |
4611 | else | |
14ce26e7 | 4612 | ot = dflag + OT_WORD; |
61382a50 | 4613 | modrm = ldub_code(s->pc++); |
2c0262af | 4614 | mod = (modrm >> 6) & 3; |
14ce26e7 FB |
4615 | if (mod != 3) { |
4616 | s->rip_offset = insn_const_size(ot); | |
2c0262af | 4617 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
14ce26e7 | 4618 | } |
2c0262af FB |
4619 | val = insn_get(s, ot); |
4620 | gen_op_movl_T0_im(val); | |
4621 | if (mod != 3) | |
57fec1fe | 4622 | gen_op_st_T0_A0(ot + s->mem_index); |
2c0262af | 4623 | else |
57fec1fe | 4624 | gen_op_mov_reg_T0(ot, (modrm & 7) | REX_B(s)); |
2c0262af FB |
4625 | break; |
4626 | case 0x8a: | |
4627 | case 0x8b: /* mov Ev, Gv */ | |
4628 | if ((b & 1) == 0) | |
4629 | ot = OT_BYTE; | |
4630 | else | |
14ce26e7 | 4631 | ot = OT_WORD + dflag; |
61382a50 | 4632 | modrm = ldub_code(s->pc++); |
14ce26e7 | 4633 | reg = ((modrm >> 3) & 7) | rex_r; |
3b46e624 | 4634 | |
2c0262af | 4635 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 0); |
57fec1fe | 4636 | gen_op_mov_reg_T0(ot, reg); |
2c0262af FB |
4637 | break; |
4638 | case 0x8e: /* mov seg, Gv */ | |
61382a50 | 4639 | modrm = ldub_code(s->pc++); |
2c0262af FB |
4640 | reg = (modrm >> 3) & 7; |
4641 | if (reg >= 6 || reg == R_CS) | |
4642 | goto illegal_op; | |
4643 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); | |
4644 | gen_movl_seg_T0(s, reg, pc_start - s->cs_base); | |
4645 | if (reg == R_SS) { | |
4646 | /* if reg == SS, inhibit interrupts/trace */ | |
a2cc3b24 FB |
4647 | /* If several instructions disable interrupts, only the |
4648 | _first_ does it */ | |
4649 | if (!(s->tb->flags & HF_INHIBIT_IRQ_MASK)) | |
b5b38f61 | 4650 | tcg_gen_helper_0_0(helper_set_inhibit_irq); |
2c0262af FB |
4651 | s->tf = 0; |
4652 | } | |
4653 | if (s->is_jmp) { | |
14ce26e7 | 4654 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
4655 | gen_eob(s); |
4656 | } | |
4657 | break; | |
4658 | case 0x8c: /* mov Gv, seg */ | |
61382a50 | 4659 | modrm = ldub_code(s->pc++); |
2c0262af FB |
4660 | reg = (modrm >> 3) & 7; |
4661 | mod = (modrm >> 6) & 3; | |
4662 | if (reg >= 6) | |
4663 | goto illegal_op; | |
4664 | gen_op_movl_T0_seg(reg); | |
14ce26e7 FB |
4665 | if (mod == 3) |
4666 | ot = OT_WORD + dflag; | |
4667 | else | |
4668 | ot = OT_WORD; | |
2c0262af FB |
4669 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 1); |
4670 | break; | |
4671 | ||
4672 | case 0x1b6: /* movzbS Gv, Eb */ | |
4673 | case 0x1b7: /* movzwS Gv, Eb */ | |
4674 | case 0x1be: /* movsbS Gv, Eb */ | |
4675 | case 0x1bf: /* movswS Gv, Eb */ | |
4676 | { | |
4677 | int d_ot; | |
4678 | /* d_ot is the size of destination */ | |
4679 | d_ot = dflag + OT_WORD; | |
4680 | /* ot is the size of source */ | |
4681 | ot = (b & 1) + OT_BYTE; | |
61382a50 | 4682 | modrm = ldub_code(s->pc++); |
14ce26e7 | 4683 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af | 4684 | mod = (modrm >> 6) & 3; |
14ce26e7 | 4685 | rm = (modrm & 7) | REX_B(s); |
3b46e624 | 4686 | |
2c0262af | 4687 | if (mod == 3) { |
57fec1fe | 4688 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af FB |
4689 | switch(ot | (b & 8)) { |
4690 | case OT_BYTE: | |
e108dd01 | 4691 | tcg_gen_ext8u_tl(cpu_T[0], cpu_T[0]); |
2c0262af FB |
4692 | break; |
4693 | case OT_BYTE | 8: | |
e108dd01 | 4694 | tcg_gen_ext8s_tl(cpu_T[0], cpu_T[0]); |
2c0262af FB |
4695 | break; |
4696 | case OT_WORD: | |
e108dd01 | 4697 | tcg_gen_ext16u_tl(cpu_T[0], cpu_T[0]); |
2c0262af FB |
4698 | break; |
4699 | default: | |
4700 | case OT_WORD | 8: | |
e108dd01 | 4701 | tcg_gen_ext16s_tl(cpu_T[0], cpu_T[0]); |
2c0262af FB |
4702 | break; |
4703 | } | |
57fec1fe | 4704 | gen_op_mov_reg_T0(d_ot, reg); |
2c0262af FB |
4705 | } else { |
4706 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
4707 | if (b & 8) { | |
57fec1fe | 4708 | gen_op_lds_T0_A0(ot + s->mem_index); |
2c0262af | 4709 | } else { |
57fec1fe | 4710 | gen_op_ldu_T0_A0(ot + s->mem_index); |
2c0262af | 4711 | } |
57fec1fe | 4712 | gen_op_mov_reg_T0(d_ot, reg); |
2c0262af FB |
4713 | } |
4714 | } | |
4715 | break; | |
4716 | ||
4717 | case 0x8d: /* lea */ | |
14ce26e7 | 4718 | ot = dflag + OT_WORD; |
61382a50 | 4719 | modrm = ldub_code(s->pc++); |
3a1d9b8b FB |
4720 | mod = (modrm >> 6) & 3; |
4721 | if (mod == 3) | |
4722 | goto illegal_op; | |
14ce26e7 | 4723 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af FB |
4724 | /* we must ensure that no segment is added */ |
4725 | s->override = -1; | |
4726 | val = s->addseg; | |
4727 | s->addseg = 0; | |
4728 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
4729 | s->addseg = val; | |
57fec1fe | 4730 | gen_op_mov_reg_A0(ot - OT_WORD, reg); |
2c0262af | 4731 | break; |
3b46e624 | 4732 | |
2c0262af FB |
4733 | case 0xa0: /* mov EAX, Ov */ |
4734 | case 0xa1: | |
4735 | case 0xa2: /* mov Ov, EAX */ | |
4736 | case 0xa3: | |
2c0262af | 4737 | { |
14ce26e7 FB |
4738 | target_ulong offset_addr; |
4739 | ||
4740 | if ((b & 1) == 0) | |
4741 | ot = OT_BYTE; | |
4742 | else | |
4743 | ot = dflag + OT_WORD; | |
4744 | #ifdef TARGET_X86_64 | |
8f091a59 | 4745 | if (s->aflag == 2) { |
14ce26e7 FB |
4746 | offset_addr = ldq_code(s->pc); |
4747 | s->pc += 8; | |
57fec1fe | 4748 | gen_op_movq_A0_im(offset_addr); |
5fafdf24 | 4749 | } else |
14ce26e7 FB |
4750 | #endif |
4751 | { | |
4752 | if (s->aflag) { | |
4753 | offset_addr = insn_get(s, OT_LONG); | |
4754 | } else { | |
4755 | offset_addr = insn_get(s, OT_WORD); | |
4756 | } | |
4757 | gen_op_movl_A0_im(offset_addr); | |
4758 | } | |
664e0f19 | 4759 | gen_add_A0_ds_seg(s); |
14ce26e7 | 4760 | if ((b & 2) == 0) { |
57fec1fe FB |
4761 | gen_op_ld_T0_A0(ot + s->mem_index); |
4762 | gen_op_mov_reg_T0(ot, R_EAX); | |
14ce26e7 | 4763 | } else { |
57fec1fe FB |
4764 | gen_op_mov_TN_reg(ot, 0, R_EAX); |
4765 | gen_op_st_T0_A0(ot + s->mem_index); | |
2c0262af FB |
4766 | } |
4767 | } | |
2c0262af FB |
4768 | break; |
4769 | case 0xd7: /* xlat */ | |
14ce26e7 | 4770 | #ifdef TARGET_X86_64 |
8f091a59 | 4771 | if (s->aflag == 2) { |
57fec1fe | 4772 | gen_op_movq_A0_reg(R_EBX); |
bbf662ee FB |
4773 | gen_op_mov_TN_reg(OT_QUAD, 0, R_EAX); |
4774 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0xff); | |
4775 | tcg_gen_add_tl(cpu_A0, cpu_A0, cpu_T[0]); | |
5fafdf24 | 4776 | } else |
14ce26e7 FB |
4777 | #endif |
4778 | { | |
57fec1fe | 4779 | gen_op_movl_A0_reg(R_EBX); |
bbf662ee FB |
4780 | gen_op_mov_TN_reg(OT_LONG, 0, R_EAX); |
4781 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0xff); | |
4782 | tcg_gen_add_tl(cpu_A0, cpu_A0, cpu_T[0]); | |
14ce26e7 FB |
4783 | if (s->aflag == 0) |
4784 | gen_op_andl_A0_ffff(); | |
bbf662ee FB |
4785 | else |
4786 | tcg_gen_andi_tl(cpu_A0, cpu_A0, 0xffffffff); | |
14ce26e7 | 4787 | } |
664e0f19 | 4788 | gen_add_A0_ds_seg(s); |
57fec1fe FB |
4789 | gen_op_ldu_T0_A0(OT_BYTE + s->mem_index); |
4790 | gen_op_mov_reg_T0(OT_BYTE, R_EAX); | |
2c0262af FB |
4791 | break; |
4792 | case 0xb0 ... 0xb7: /* mov R, Ib */ | |
4793 | val = insn_get(s, OT_BYTE); | |
4794 | gen_op_movl_T0_im(val); | |
57fec1fe | 4795 | gen_op_mov_reg_T0(OT_BYTE, (b & 7) | REX_B(s)); |
2c0262af FB |
4796 | break; |
4797 | case 0xb8 ... 0xbf: /* mov R, Iv */ | |
14ce26e7 FB |
4798 | #ifdef TARGET_X86_64 |
4799 | if (dflag == 2) { | |
4800 | uint64_t tmp; | |
4801 | /* 64 bit case */ | |
4802 | tmp = ldq_code(s->pc); | |
4803 | s->pc += 8; | |
4804 | reg = (b & 7) | REX_B(s); | |
4805 | gen_movtl_T0_im(tmp); | |
57fec1fe | 4806 | gen_op_mov_reg_T0(OT_QUAD, reg); |
5fafdf24 | 4807 | } else |
14ce26e7 FB |
4808 | #endif |
4809 | { | |
4810 | ot = dflag ? OT_LONG : OT_WORD; | |
4811 | val = insn_get(s, ot); | |
4812 | reg = (b & 7) | REX_B(s); | |
4813 | gen_op_movl_T0_im(val); | |
57fec1fe | 4814 | gen_op_mov_reg_T0(ot, reg); |
14ce26e7 | 4815 | } |
2c0262af FB |
4816 | break; |
4817 | ||
4818 | case 0x91 ... 0x97: /* xchg R, EAX */ | |
14ce26e7 FB |
4819 | ot = dflag + OT_WORD; |
4820 | reg = (b & 7) | REX_B(s); | |
2c0262af FB |
4821 | rm = R_EAX; |
4822 | goto do_xchg_reg; | |
4823 | case 0x86: | |
4824 | case 0x87: /* xchg Ev, Gv */ | |
4825 | if ((b & 1) == 0) | |
4826 | ot = OT_BYTE; | |
4827 | else | |
14ce26e7 | 4828 | ot = dflag + OT_WORD; |
61382a50 | 4829 | modrm = ldub_code(s->pc++); |
14ce26e7 | 4830 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af FB |
4831 | mod = (modrm >> 6) & 3; |
4832 | if (mod == 3) { | |
14ce26e7 | 4833 | rm = (modrm & 7) | REX_B(s); |
2c0262af | 4834 | do_xchg_reg: |
57fec1fe FB |
4835 | gen_op_mov_TN_reg(ot, 0, reg); |
4836 | gen_op_mov_TN_reg(ot, 1, rm); | |
4837 | gen_op_mov_reg_T0(ot, rm); | |
4838 | gen_op_mov_reg_T1(ot, reg); | |
2c0262af FB |
4839 | } else { |
4840 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe | 4841 | gen_op_mov_TN_reg(ot, 0, reg); |
2c0262af FB |
4842 | /* for xchg, lock is implicit */ |
4843 | if (!(prefixes & PREFIX_LOCK)) | |
b8b6a50b | 4844 | tcg_gen_helper_0_0(helper_lock); |
57fec1fe FB |
4845 | gen_op_ld_T1_A0(ot + s->mem_index); |
4846 | gen_op_st_T0_A0(ot + s->mem_index); | |
2c0262af | 4847 | if (!(prefixes & PREFIX_LOCK)) |
b8b6a50b | 4848 | tcg_gen_helper_0_0(helper_unlock); |
57fec1fe | 4849 | gen_op_mov_reg_T1(ot, reg); |
2c0262af FB |
4850 | } |
4851 | break; | |
4852 | case 0xc4: /* les Gv */ | |
14ce26e7 FB |
4853 | if (CODE64(s)) |
4854 | goto illegal_op; | |
2c0262af FB |
4855 | op = R_ES; |
4856 | goto do_lxx; | |
4857 | case 0xc5: /* lds Gv */ | |
14ce26e7 FB |
4858 | if (CODE64(s)) |
4859 | goto illegal_op; | |
2c0262af FB |
4860 | op = R_DS; |
4861 | goto do_lxx; | |
4862 | case 0x1b2: /* lss Gv */ | |
4863 | op = R_SS; | |
4864 | goto do_lxx; | |
4865 | case 0x1b4: /* lfs Gv */ | |
4866 | op = R_FS; | |
4867 | goto do_lxx; | |
4868 | case 0x1b5: /* lgs Gv */ | |
4869 | op = R_GS; | |
4870 | do_lxx: | |
4871 | ot = dflag ? OT_LONG : OT_WORD; | |
61382a50 | 4872 | modrm = ldub_code(s->pc++); |
14ce26e7 | 4873 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af FB |
4874 | mod = (modrm >> 6) & 3; |
4875 | if (mod == 3) | |
4876 | goto illegal_op; | |
4877 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
57fec1fe | 4878 | gen_op_ld_T1_A0(ot + s->mem_index); |
aba9d61e | 4879 | gen_add_A0_im(s, 1 << (ot - OT_WORD + 1)); |
2c0262af | 4880 | /* load the segment first to handle exceptions properly */ |
57fec1fe | 4881 | gen_op_ldu_T0_A0(OT_WORD + s->mem_index); |
2c0262af FB |
4882 | gen_movl_seg_T0(s, op, pc_start - s->cs_base); |
4883 | /* then put the data */ | |
57fec1fe | 4884 | gen_op_mov_reg_T1(ot, reg); |
2c0262af | 4885 | if (s->is_jmp) { |
14ce26e7 | 4886 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
4887 | gen_eob(s); |
4888 | } | |
4889 | break; | |
3b46e624 | 4890 | |
2c0262af FB |
4891 | /************************/ |
4892 | /* shifts */ | |
4893 | case 0xc0: | |
4894 | case 0xc1: | |
4895 | /* shift Ev,Ib */ | |
4896 | shift = 2; | |
4897 | grp2: | |
4898 | { | |
4899 | if ((b & 1) == 0) | |
4900 | ot = OT_BYTE; | |
4901 | else | |
14ce26e7 | 4902 | ot = dflag + OT_WORD; |
3b46e624 | 4903 | |
61382a50 | 4904 | modrm = ldub_code(s->pc++); |
2c0262af | 4905 | mod = (modrm >> 6) & 3; |
2c0262af | 4906 | op = (modrm >> 3) & 7; |
3b46e624 | 4907 | |
2c0262af | 4908 | if (mod != 3) { |
14ce26e7 FB |
4909 | if (shift == 2) { |
4910 | s->rip_offset = 1; | |
4911 | } | |
2c0262af FB |
4912 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
4913 | opreg = OR_TMP0; | |
4914 | } else { | |
14ce26e7 | 4915 | opreg = (modrm & 7) | REX_B(s); |
2c0262af FB |
4916 | } |
4917 | ||
4918 | /* simpler op */ | |
4919 | if (shift == 0) { | |
4920 | gen_shift(s, op, ot, opreg, OR_ECX); | |
4921 | } else { | |
4922 | if (shift == 2) { | |
61382a50 | 4923 | shift = ldub_code(s->pc++); |
2c0262af FB |
4924 | } |
4925 | gen_shifti(s, op, ot, opreg, shift); | |
4926 | } | |
4927 | } | |
4928 | break; | |
4929 | case 0xd0: | |
4930 | case 0xd1: | |
4931 | /* shift Ev,1 */ | |
4932 | shift = 1; | |
4933 | goto grp2; | |
4934 | case 0xd2: | |
4935 | case 0xd3: | |
4936 | /* shift Ev,cl */ | |
4937 | shift = 0; | |
4938 | goto grp2; | |
4939 | ||
4940 | case 0x1a4: /* shld imm */ | |
4941 | op = 0; | |
4942 | shift = 1; | |
4943 | goto do_shiftd; | |
4944 | case 0x1a5: /* shld cl */ | |
4945 | op = 0; | |
4946 | shift = 0; | |
4947 | goto do_shiftd; | |
4948 | case 0x1ac: /* shrd imm */ | |
4949 | op = 1; | |
4950 | shift = 1; | |
4951 | goto do_shiftd; | |
4952 | case 0x1ad: /* shrd cl */ | |
4953 | op = 1; | |
4954 | shift = 0; | |
4955 | do_shiftd: | |
14ce26e7 | 4956 | ot = dflag + OT_WORD; |
61382a50 | 4957 | modrm = ldub_code(s->pc++); |
2c0262af | 4958 | mod = (modrm >> 6) & 3; |
14ce26e7 FB |
4959 | rm = (modrm & 7) | REX_B(s); |
4960 | reg = ((modrm >> 3) & 7) | rex_r; | |
2c0262af FB |
4961 | if (mod != 3) { |
4962 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
b6abf97d | 4963 | opreg = OR_TMP0; |
2c0262af | 4964 | } else { |
b6abf97d | 4965 | opreg = rm; |
2c0262af | 4966 | } |
57fec1fe | 4967 | gen_op_mov_TN_reg(ot, 1, reg); |
3b46e624 | 4968 | |
2c0262af | 4969 | if (shift) { |
61382a50 | 4970 | val = ldub_code(s->pc++); |
b6abf97d | 4971 | tcg_gen_movi_tl(cpu_T3, val); |
2c0262af | 4972 | } else { |
b6abf97d | 4973 | tcg_gen_ld_tl(cpu_T3, cpu_env, offsetof(CPUState, regs[R_ECX])); |
2c0262af | 4974 | } |
b6abf97d | 4975 | gen_shiftd_rm_T1_T3(s, ot, opreg, op); |
2c0262af FB |
4976 | break; |
4977 | ||
4978 | /************************/ | |
4979 | /* floats */ | |
5fafdf24 | 4980 | case 0xd8 ... 0xdf: |
7eee2a50 FB |
4981 | if (s->flags & (HF_EM_MASK | HF_TS_MASK)) { |
4982 | /* if CR0.EM or CR0.TS are set, generate an FPU exception */ | |
4983 | /* XXX: what to do if illegal op ? */ | |
4984 | gen_exception(s, EXCP07_PREX, pc_start - s->cs_base); | |
4985 | break; | |
4986 | } | |
61382a50 | 4987 | modrm = ldub_code(s->pc++); |
2c0262af FB |
4988 | mod = (modrm >> 6) & 3; |
4989 | rm = modrm & 7; | |
4990 | op = ((b & 7) << 3) | ((modrm >> 3) & 7); | |
2c0262af FB |
4991 | if (mod != 3) { |
4992 | /* memory op */ | |
4993 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
4994 | switch(op) { | |
4995 | case 0x00 ... 0x07: /* fxxxs */ | |
4996 | case 0x10 ... 0x17: /* fixxxl */ | |
4997 | case 0x20 ... 0x27: /* fxxxl */ | |
4998 | case 0x30 ... 0x37: /* fixxx */ | |
4999 | { | |
5000 | int op1; | |
5001 | op1 = op & 7; | |
5002 | ||
5003 | switch(op >> 4) { | |
5004 | case 0: | |
ba7cd150 | 5005 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
b6abf97d FB |
5006 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
5007 | tcg_gen_helper_0_1(helper_flds_FT0, cpu_tmp2_i32); | |
2c0262af FB |
5008 | break; |
5009 | case 1: | |
ba7cd150 | 5010 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
b6abf97d FB |
5011 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
5012 | tcg_gen_helper_0_1(helper_fildl_FT0, cpu_tmp2_i32); | |
2c0262af FB |
5013 | break; |
5014 | case 2: | |
b6abf97d | 5015 | tcg_gen_qemu_ld64(cpu_tmp1_i64, cpu_A0, |
19e6c4b8 | 5016 | (s->mem_index >> 2) - 1); |
b6abf97d | 5017 | tcg_gen_helper_0_1(helper_fldl_FT0, cpu_tmp1_i64); |
2c0262af FB |
5018 | break; |
5019 | case 3: | |
5020 | default: | |
ba7cd150 | 5021 | gen_op_lds_T0_A0(OT_WORD + s->mem_index); |
b6abf97d FB |
5022 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
5023 | tcg_gen_helper_0_1(helper_fildl_FT0, cpu_tmp2_i32); | |
2c0262af FB |
5024 | break; |
5025 | } | |
3b46e624 | 5026 | |
19e6c4b8 | 5027 | tcg_gen_helper_0_0(helper_fp_arith_ST0_FT0[op1]); |
2c0262af FB |
5028 | if (op1 == 3) { |
5029 | /* fcomp needs pop */ | |
19e6c4b8 | 5030 | tcg_gen_helper_0_0(helper_fpop); |
2c0262af FB |
5031 | } |
5032 | } | |
5033 | break; | |
5034 | case 0x08: /* flds */ | |
5035 | case 0x0a: /* fsts */ | |
5036 | case 0x0b: /* fstps */ | |
465e9838 FB |
5037 | case 0x18 ... 0x1b: /* fildl, fisttpl, fistl, fistpl */ |
5038 | case 0x28 ... 0x2b: /* fldl, fisttpll, fstl, fstpl */ | |
5039 | case 0x38 ... 0x3b: /* filds, fisttps, fists, fistps */ | |
2c0262af FB |
5040 | switch(op & 7) { |
5041 | case 0: | |
5042 | switch(op >> 4) { | |
5043 | case 0: | |
ba7cd150 | 5044 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
b6abf97d FB |
5045 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
5046 | tcg_gen_helper_0_1(helper_flds_ST0, cpu_tmp2_i32); | |
2c0262af FB |
5047 | break; |
5048 | case 1: | |
ba7cd150 | 5049 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
b6abf97d FB |
5050 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
5051 | tcg_gen_helper_0_1(helper_fildl_ST0, cpu_tmp2_i32); | |
2c0262af FB |
5052 | break; |
5053 | case 2: | |
b6abf97d | 5054 | tcg_gen_qemu_ld64(cpu_tmp1_i64, cpu_A0, |
19e6c4b8 | 5055 | (s->mem_index >> 2) - 1); |
b6abf97d | 5056 | tcg_gen_helper_0_1(helper_fldl_ST0, cpu_tmp1_i64); |
2c0262af FB |
5057 | break; |
5058 | case 3: | |
5059 | default: | |
ba7cd150 | 5060 | gen_op_lds_T0_A0(OT_WORD + s->mem_index); |
b6abf97d FB |
5061 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
5062 | tcg_gen_helper_0_1(helper_fildl_ST0, cpu_tmp2_i32); | |
2c0262af FB |
5063 | break; |
5064 | } | |
5065 | break; | |
465e9838 | 5066 | case 1: |
19e6c4b8 | 5067 | /* XXX: the corresponding CPUID bit must be tested ! */ |
465e9838 FB |
5068 | switch(op >> 4) { |
5069 | case 1: | |
b6abf97d FB |
5070 | tcg_gen_helper_1_0(helper_fisttl_ST0, cpu_tmp2_i32); |
5071 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); | |
ba7cd150 | 5072 | gen_op_st_T0_A0(OT_LONG + s->mem_index); |
465e9838 FB |
5073 | break; |
5074 | case 2: | |
b6abf97d FB |
5075 | tcg_gen_helper_1_0(helper_fisttll_ST0, cpu_tmp1_i64); |
5076 | tcg_gen_qemu_st64(cpu_tmp1_i64, cpu_A0, | |
19e6c4b8 | 5077 | (s->mem_index >> 2) - 1); |
465e9838 FB |
5078 | break; |
5079 | case 3: | |
5080 | default: | |
b6abf97d FB |
5081 | tcg_gen_helper_1_0(helper_fistt_ST0, cpu_tmp2_i32); |
5082 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); | |
ba7cd150 | 5083 | gen_op_st_T0_A0(OT_WORD + s->mem_index); |
19e6c4b8 | 5084 | break; |
465e9838 | 5085 | } |
19e6c4b8 | 5086 | tcg_gen_helper_0_0(helper_fpop); |
465e9838 | 5087 | break; |
2c0262af FB |
5088 | default: |
5089 | switch(op >> 4) { | |
5090 | case 0: | |
b6abf97d FB |
5091 | tcg_gen_helper_1_0(helper_fsts_ST0, cpu_tmp2_i32); |
5092 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); | |
ba7cd150 | 5093 | gen_op_st_T0_A0(OT_LONG + s->mem_index); |
2c0262af FB |
5094 | break; |
5095 | case 1: | |
b6abf97d FB |
5096 | tcg_gen_helper_1_0(helper_fistl_ST0, cpu_tmp2_i32); |
5097 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); | |
ba7cd150 | 5098 | gen_op_st_T0_A0(OT_LONG + s->mem_index); |
2c0262af FB |
5099 | break; |
5100 | case 2: | |
b6abf97d FB |
5101 | tcg_gen_helper_1_0(helper_fstl_ST0, cpu_tmp1_i64); |
5102 | tcg_gen_qemu_st64(cpu_tmp1_i64, cpu_A0, | |
19e6c4b8 | 5103 | (s->mem_index >> 2) - 1); |
2c0262af FB |
5104 | break; |
5105 | case 3: | |
5106 | default: | |
b6abf97d FB |
5107 | tcg_gen_helper_1_0(helper_fist_ST0, cpu_tmp2_i32); |
5108 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); | |
ba7cd150 | 5109 | gen_op_st_T0_A0(OT_WORD + s->mem_index); |
2c0262af FB |
5110 | break; |
5111 | } | |
5112 | if ((op & 7) == 3) | |
19e6c4b8 | 5113 | tcg_gen_helper_0_0(helper_fpop); |
2c0262af FB |
5114 | break; |
5115 | } | |
5116 | break; | |
5117 | case 0x0c: /* fldenv mem */ | |
19e6c4b8 FB |
5118 | if (s->cc_op != CC_OP_DYNAMIC) |
5119 | gen_op_set_cc_op(s->cc_op); | |
5120 | gen_jmp_im(pc_start - s->cs_base); | |
5121 | tcg_gen_helper_0_2(helper_fldenv, | |
5122 | cpu_A0, tcg_const_i32(s->dflag)); | |
2c0262af FB |
5123 | break; |
5124 | case 0x0d: /* fldcw mem */ | |
19e6c4b8 | 5125 | gen_op_ld_T0_A0(OT_WORD + s->mem_index); |
b6abf97d FB |
5126 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
5127 | tcg_gen_helper_0_1(helper_fldcw, cpu_tmp2_i32); | |
2c0262af FB |
5128 | break; |
5129 | case 0x0e: /* fnstenv mem */ | |
19e6c4b8 FB |
5130 | if (s->cc_op != CC_OP_DYNAMIC) |
5131 | gen_op_set_cc_op(s->cc_op); | |
5132 | gen_jmp_im(pc_start - s->cs_base); | |
5133 | tcg_gen_helper_0_2(helper_fstenv, | |
5134 | cpu_A0, tcg_const_i32(s->dflag)); | |
2c0262af FB |
5135 | break; |
5136 | case 0x0f: /* fnstcw mem */ | |
b6abf97d FB |
5137 | tcg_gen_helper_1_0(helper_fnstcw, cpu_tmp2_i32); |
5138 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); | |
19e6c4b8 | 5139 | gen_op_st_T0_A0(OT_WORD + s->mem_index); |
2c0262af FB |
5140 | break; |
5141 | case 0x1d: /* fldt mem */ | |
19e6c4b8 FB |
5142 | if (s->cc_op != CC_OP_DYNAMIC) |
5143 | gen_op_set_cc_op(s->cc_op); | |
5144 | gen_jmp_im(pc_start - s->cs_base); | |
5145 | tcg_gen_helper_0_1(helper_fldt_ST0, cpu_A0); | |
2c0262af FB |
5146 | break; |
5147 | case 0x1f: /* fstpt mem */ | |
19e6c4b8 FB |
5148 | if (s->cc_op != CC_OP_DYNAMIC) |
5149 | gen_op_set_cc_op(s->cc_op); | |
5150 | gen_jmp_im(pc_start - s->cs_base); | |
5151 | tcg_gen_helper_0_1(helper_fstt_ST0, cpu_A0); | |
5152 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
5153 | break; |
5154 | case 0x2c: /* frstor mem */ | |
19e6c4b8 FB |
5155 | if (s->cc_op != CC_OP_DYNAMIC) |
5156 | gen_op_set_cc_op(s->cc_op); | |
5157 | gen_jmp_im(pc_start - s->cs_base); | |
5158 | tcg_gen_helper_0_2(helper_frstor, | |
5159 | cpu_A0, tcg_const_i32(s->dflag)); | |
2c0262af FB |
5160 | break; |
5161 | case 0x2e: /* fnsave mem */ | |
19e6c4b8 FB |
5162 | if (s->cc_op != CC_OP_DYNAMIC) |
5163 | gen_op_set_cc_op(s->cc_op); | |
5164 | gen_jmp_im(pc_start - s->cs_base); | |
5165 | tcg_gen_helper_0_2(helper_fsave, | |
5166 | cpu_A0, tcg_const_i32(s->dflag)); | |
2c0262af FB |
5167 | break; |
5168 | case 0x2f: /* fnstsw mem */ | |
b6abf97d FB |
5169 | tcg_gen_helper_1_0(helper_fnstsw, cpu_tmp2_i32); |
5170 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); | |
19e6c4b8 | 5171 | gen_op_st_T0_A0(OT_WORD + s->mem_index); |
2c0262af FB |
5172 | break; |
5173 | case 0x3c: /* fbld */ | |
19e6c4b8 FB |
5174 | if (s->cc_op != CC_OP_DYNAMIC) |
5175 | gen_op_set_cc_op(s->cc_op); | |
5176 | gen_jmp_im(pc_start - s->cs_base); | |
5177 | tcg_gen_helper_0_1(helper_fbld_ST0, cpu_A0); | |
2c0262af FB |
5178 | break; |
5179 | case 0x3e: /* fbstp */ | |
19e6c4b8 FB |
5180 | if (s->cc_op != CC_OP_DYNAMIC) |
5181 | gen_op_set_cc_op(s->cc_op); | |
5182 | gen_jmp_im(pc_start - s->cs_base); | |
5183 | tcg_gen_helper_0_1(helper_fbst_ST0, cpu_A0); | |
5184 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
5185 | break; |
5186 | case 0x3d: /* fildll */ | |
b6abf97d | 5187 | tcg_gen_qemu_ld64(cpu_tmp1_i64, cpu_A0, |
19e6c4b8 | 5188 | (s->mem_index >> 2) - 1); |
b6abf97d | 5189 | tcg_gen_helper_0_1(helper_fildll_ST0, cpu_tmp1_i64); |
2c0262af FB |
5190 | break; |
5191 | case 0x3f: /* fistpll */ | |
b6abf97d FB |
5192 | tcg_gen_helper_1_0(helper_fistll_ST0, cpu_tmp1_i64); |
5193 | tcg_gen_qemu_st64(cpu_tmp1_i64, cpu_A0, | |
19e6c4b8 FB |
5194 | (s->mem_index >> 2) - 1); |
5195 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
5196 | break; |
5197 | default: | |
5198 | goto illegal_op; | |
5199 | } | |
5200 | } else { | |
5201 | /* register float ops */ | |
5202 | opreg = rm; | |
5203 | ||
5204 | switch(op) { | |
5205 | case 0x08: /* fld sti */ | |
19e6c4b8 FB |
5206 | tcg_gen_helper_0_0(helper_fpush); |
5207 | tcg_gen_helper_0_1(helper_fmov_ST0_STN, tcg_const_i32((opreg + 1) & 7)); | |
2c0262af FB |
5208 | break; |
5209 | case 0x09: /* fxchg sti */ | |
c169c906 FB |
5210 | case 0x29: /* fxchg4 sti, undocumented op */ |
5211 | case 0x39: /* fxchg7 sti, undocumented op */ | |
19e6c4b8 | 5212 | tcg_gen_helper_0_1(helper_fxchg_ST0_STN, tcg_const_i32(opreg)); |
2c0262af FB |
5213 | break; |
5214 | case 0x0a: /* grp d9/2 */ | |
5215 | switch(rm) { | |
5216 | case 0: /* fnop */ | |
023fe10d FB |
5217 | /* check exceptions (FreeBSD FPU probe) */ |
5218 | if (s->cc_op != CC_OP_DYNAMIC) | |
5219 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 5220 | gen_jmp_im(pc_start - s->cs_base); |
19e6c4b8 | 5221 | tcg_gen_helper_0_0(helper_fwait); |
2c0262af FB |
5222 | break; |
5223 | default: | |
5224 | goto illegal_op; | |
5225 | } | |
5226 | break; | |
5227 | case 0x0c: /* grp d9/4 */ | |
5228 | switch(rm) { | |
5229 | case 0: /* fchs */ | |
19e6c4b8 | 5230 | tcg_gen_helper_0_0(helper_fchs_ST0); |
2c0262af FB |
5231 | break; |
5232 | case 1: /* fabs */ | |
19e6c4b8 | 5233 | tcg_gen_helper_0_0(helper_fabs_ST0); |
2c0262af FB |
5234 | break; |
5235 | case 4: /* ftst */ | |
19e6c4b8 FB |
5236 | tcg_gen_helper_0_0(helper_fldz_FT0); |
5237 | tcg_gen_helper_0_0(helper_fcom_ST0_FT0); | |
2c0262af FB |
5238 | break; |
5239 | case 5: /* fxam */ | |
19e6c4b8 | 5240 | tcg_gen_helper_0_0(helper_fxam_ST0); |
2c0262af FB |
5241 | break; |
5242 | default: | |
5243 | goto illegal_op; | |
5244 | } | |
5245 | break; | |
5246 | case 0x0d: /* grp d9/5 */ | |
5247 | { | |
5248 | switch(rm) { | |
5249 | case 0: | |
19e6c4b8 FB |
5250 | tcg_gen_helper_0_0(helper_fpush); |
5251 | tcg_gen_helper_0_0(helper_fld1_ST0); | |
2c0262af FB |
5252 | break; |
5253 | case 1: | |
19e6c4b8 FB |
5254 | tcg_gen_helper_0_0(helper_fpush); |
5255 | tcg_gen_helper_0_0(helper_fldl2t_ST0); | |
2c0262af FB |
5256 | break; |
5257 | case 2: | |
19e6c4b8 FB |
5258 | tcg_gen_helper_0_0(helper_fpush); |
5259 | tcg_gen_helper_0_0(helper_fldl2e_ST0); | |
2c0262af FB |
5260 | break; |
5261 | case 3: | |
19e6c4b8 FB |
5262 | tcg_gen_helper_0_0(helper_fpush); |
5263 | tcg_gen_helper_0_0(helper_fldpi_ST0); | |
2c0262af FB |
5264 | break; |
5265 | case 4: | |
19e6c4b8 FB |
5266 | tcg_gen_helper_0_0(helper_fpush); |
5267 | tcg_gen_helper_0_0(helper_fldlg2_ST0); | |
2c0262af FB |
5268 | break; |
5269 | case 5: | |
19e6c4b8 FB |
5270 | tcg_gen_helper_0_0(helper_fpush); |
5271 | tcg_gen_helper_0_0(helper_fldln2_ST0); | |
2c0262af FB |
5272 | break; |
5273 | case 6: | |
19e6c4b8 FB |
5274 | tcg_gen_helper_0_0(helper_fpush); |
5275 | tcg_gen_helper_0_0(helper_fldz_ST0); | |
2c0262af FB |
5276 | break; |
5277 | default: | |
5278 | goto illegal_op; | |
5279 | } | |
5280 | } | |
5281 | break; | |
5282 | case 0x0e: /* grp d9/6 */ | |
5283 | switch(rm) { | |
5284 | case 0: /* f2xm1 */ | |
19e6c4b8 | 5285 | tcg_gen_helper_0_0(helper_f2xm1); |
2c0262af FB |
5286 | break; |
5287 | case 1: /* fyl2x */ | |
19e6c4b8 | 5288 | tcg_gen_helper_0_0(helper_fyl2x); |
2c0262af FB |
5289 | break; |
5290 | case 2: /* fptan */ | |
19e6c4b8 | 5291 | tcg_gen_helper_0_0(helper_fptan); |
2c0262af FB |
5292 | break; |
5293 | case 3: /* fpatan */ | |
19e6c4b8 | 5294 | tcg_gen_helper_0_0(helper_fpatan); |
2c0262af FB |
5295 | break; |
5296 | case 4: /* fxtract */ | |
19e6c4b8 | 5297 | tcg_gen_helper_0_0(helper_fxtract); |
2c0262af FB |
5298 | break; |
5299 | case 5: /* fprem1 */ | |
19e6c4b8 | 5300 | tcg_gen_helper_0_0(helper_fprem1); |
2c0262af FB |
5301 | break; |
5302 | case 6: /* fdecstp */ | |
19e6c4b8 | 5303 | tcg_gen_helper_0_0(helper_fdecstp); |
2c0262af FB |
5304 | break; |
5305 | default: | |
5306 | case 7: /* fincstp */ | |
19e6c4b8 | 5307 | tcg_gen_helper_0_0(helper_fincstp); |
2c0262af FB |
5308 | break; |
5309 | } | |
5310 | break; | |
5311 | case 0x0f: /* grp d9/7 */ | |
5312 | switch(rm) { | |
5313 | case 0: /* fprem */ | |
19e6c4b8 | 5314 | tcg_gen_helper_0_0(helper_fprem); |
2c0262af FB |
5315 | break; |
5316 | case 1: /* fyl2xp1 */ | |
19e6c4b8 | 5317 | tcg_gen_helper_0_0(helper_fyl2xp1); |
2c0262af FB |
5318 | break; |
5319 | case 2: /* fsqrt */ | |
19e6c4b8 | 5320 | tcg_gen_helper_0_0(helper_fsqrt); |
2c0262af FB |
5321 | break; |
5322 | case 3: /* fsincos */ | |
19e6c4b8 | 5323 | tcg_gen_helper_0_0(helper_fsincos); |
2c0262af FB |
5324 | break; |
5325 | case 5: /* fscale */ | |
19e6c4b8 | 5326 | tcg_gen_helper_0_0(helper_fscale); |
2c0262af FB |
5327 | break; |
5328 | case 4: /* frndint */ | |
19e6c4b8 | 5329 | tcg_gen_helper_0_0(helper_frndint); |
2c0262af FB |
5330 | break; |
5331 | case 6: /* fsin */ | |
19e6c4b8 | 5332 | tcg_gen_helper_0_0(helper_fsin); |
2c0262af FB |
5333 | break; |
5334 | default: | |
5335 | case 7: /* fcos */ | |
19e6c4b8 | 5336 | tcg_gen_helper_0_0(helper_fcos); |
2c0262af FB |
5337 | break; |
5338 | } | |
5339 | break; | |
5340 | case 0x00: case 0x01: case 0x04 ... 0x07: /* fxxx st, sti */ | |
5341 | case 0x20: case 0x21: case 0x24 ... 0x27: /* fxxx sti, st */ | |
5342 | case 0x30: case 0x31: case 0x34 ... 0x37: /* fxxxp sti, st */ | |
5343 | { | |
5344 | int op1; | |
3b46e624 | 5345 | |
2c0262af FB |
5346 | op1 = op & 7; |
5347 | if (op >= 0x20) { | |
19e6c4b8 | 5348 | tcg_gen_helper_0_1(helper_fp_arith_STN_ST0[op1], tcg_const_i32(opreg)); |
2c0262af | 5349 | if (op >= 0x30) |
19e6c4b8 | 5350 | tcg_gen_helper_0_0(helper_fpop); |
2c0262af | 5351 | } else { |
19e6c4b8 FB |
5352 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
5353 | tcg_gen_helper_0_0(helper_fp_arith_ST0_FT0[op1]); | |
2c0262af FB |
5354 | } |
5355 | } | |
5356 | break; | |
5357 | case 0x02: /* fcom */ | |
c169c906 | 5358 | case 0x22: /* fcom2, undocumented op */ |
19e6c4b8 FB |
5359 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
5360 | tcg_gen_helper_0_0(helper_fcom_ST0_FT0); | |
2c0262af FB |
5361 | break; |
5362 | case 0x03: /* fcomp */ | |
c169c906 FB |
5363 | case 0x23: /* fcomp3, undocumented op */ |
5364 | case 0x32: /* fcomp5, undocumented op */ | |
19e6c4b8 FB |
5365 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
5366 | tcg_gen_helper_0_0(helper_fcom_ST0_FT0); | |
5367 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
5368 | break; |
5369 | case 0x15: /* da/5 */ | |
5370 | switch(rm) { | |
5371 | case 1: /* fucompp */ | |
19e6c4b8 FB |
5372 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(1)); |
5373 | tcg_gen_helper_0_0(helper_fucom_ST0_FT0); | |
5374 | tcg_gen_helper_0_0(helper_fpop); | |
5375 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
5376 | break; |
5377 | default: | |
5378 | goto illegal_op; | |
5379 | } | |
5380 | break; | |
5381 | case 0x1c: | |
5382 | switch(rm) { | |
5383 | case 0: /* feni (287 only, just do nop here) */ | |
5384 | break; | |
5385 | case 1: /* fdisi (287 only, just do nop here) */ | |
5386 | break; | |
5387 | case 2: /* fclex */ | |
19e6c4b8 | 5388 | tcg_gen_helper_0_0(helper_fclex); |
2c0262af FB |
5389 | break; |
5390 | case 3: /* fninit */ | |
19e6c4b8 | 5391 | tcg_gen_helper_0_0(helper_fninit); |
2c0262af FB |
5392 | break; |
5393 | case 4: /* fsetpm (287 only, just do nop here) */ | |
5394 | break; | |
5395 | default: | |
5396 | goto illegal_op; | |
5397 | } | |
5398 | break; | |
5399 | case 0x1d: /* fucomi */ | |
5400 | if (s->cc_op != CC_OP_DYNAMIC) | |
5401 | gen_op_set_cc_op(s->cc_op); | |
19e6c4b8 FB |
5402 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
5403 | tcg_gen_helper_0_0(helper_fucomi_ST0_FT0); | |
2c0262af FB |
5404 | s->cc_op = CC_OP_EFLAGS; |
5405 | break; | |
5406 | case 0x1e: /* fcomi */ | |
5407 | if (s->cc_op != CC_OP_DYNAMIC) | |
5408 | gen_op_set_cc_op(s->cc_op); | |
19e6c4b8 FB |
5409 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
5410 | tcg_gen_helper_0_0(helper_fcomi_ST0_FT0); | |
2c0262af FB |
5411 | s->cc_op = CC_OP_EFLAGS; |
5412 | break; | |
658c8bda | 5413 | case 0x28: /* ffree sti */ |
19e6c4b8 | 5414 | tcg_gen_helper_0_1(helper_ffree_STN, tcg_const_i32(opreg)); |
5fafdf24 | 5415 | break; |
2c0262af | 5416 | case 0x2a: /* fst sti */ |
19e6c4b8 | 5417 | tcg_gen_helper_0_1(helper_fmov_STN_ST0, tcg_const_i32(opreg)); |
2c0262af FB |
5418 | break; |
5419 | case 0x2b: /* fstp sti */ | |
c169c906 FB |
5420 | case 0x0b: /* fstp1 sti, undocumented op */ |
5421 | case 0x3a: /* fstp8 sti, undocumented op */ | |
5422 | case 0x3b: /* fstp9 sti, undocumented op */ | |
19e6c4b8 FB |
5423 | tcg_gen_helper_0_1(helper_fmov_STN_ST0, tcg_const_i32(opreg)); |
5424 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
5425 | break; |
5426 | case 0x2c: /* fucom st(i) */ | |
19e6c4b8 FB |
5427 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
5428 | tcg_gen_helper_0_0(helper_fucom_ST0_FT0); | |
2c0262af FB |
5429 | break; |
5430 | case 0x2d: /* fucomp st(i) */ | |
19e6c4b8 FB |
5431 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
5432 | tcg_gen_helper_0_0(helper_fucom_ST0_FT0); | |
5433 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
5434 | break; |
5435 | case 0x33: /* de/3 */ | |
5436 | switch(rm) { | |
5437 | case 1: /* fcompp */ | |
19e6c4b8 FB |
5438 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(1)); |
5439 | tcg_gen_helper_0_0(helper_fcom_ST0_FT0); | |
5440 | tcg_gen_helper_0_0(helper_fpop); | |
5441 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
5442 | break; |
5443 | default: | |
5444 | goto illegal_op; | |
5445 | } | |
5446 | break; | |
c169c906 | 5447 | case 0x38: /* ffreep sti, undocumented op */ |
19e6c4b8 FB |
5448 | tcg_gen_helper_0_1(helper_ffree_STN, tcg_const_i32(opreg)); |
5449 | tcg_gen_helper_0_0(helper_fpop); | |
c169c906 | 5450 | break; |
2c0262af FB |
5451 | case 0x3c: /* df/4 */ |
5452 | switch(rm) { | |
5453 | case 0: | |
b6abf97d FB |
5454 | tcg_gen_helper_1_0(helper_fnstsw, cpu_tmp2_i32); |
5455 | tcg_gen_extu_i32_tl(cpu_T[0], cpu_tmp2_i32); | |
19e6c4b8 | 5456 | gen_op_mov_reg_T0(OT_WORD, R_EAX); |
2c0262af FB |
5457 | break; |
5458 | default: | |
5459 | goto illegal_op; | |
5460 | } | |
5461 | break; | |
5462 | case 0x3d: /* fucomip */ | |
5463 | if (s->cc_op != CC_OP_DYNAMIC) | |
5464 | gen_op_set_cc_op(s->cc_op); | |
19e6c4b8 FB |
5465 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
5466 | tcg_gen_helper_0_0(helper_fucomi_ST0_FT0); | |
5467 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
5468 | s->cc_op = CC_OP_EFLAGS; |
5469 | break; | |
5470 | case 0x3e: /* fcomip */ | |
5471 | if (s->cc_op != CC_OP_DYNAMIC) | |
5472 | gen_op_set_cc_op(s->cc_op); | |
19e6c4b8 FB |
5473 | tcg_gen_helper_0_1(helper_fmov_FT0_STN, tcg_const_i32(opreg)); |
5474 | tcg_gen_helper_0_0(helper_fcomi_ST0_FT0); | |
5475 | tcg_gen_helper_0_0(helper_fpop); | |
2c0262af FB |
5476 | s->cc_op = CC_OP_EFLAGS; |
5477 | break; | |
a2cc3b24 FB |
5478 | case 0x10 ... 0x13: /* fcmovxx */ |
5479 | case 0x18 ... 0x1b: | |
5480 | { | |
19e6c4b8 | 5481 | int op1, l1; |
d70040bc | 5482 | static const uint8_t fcmov_cc[8] = { |
a2cc3b24 FB |
5483 | (JCC_B << 1), |
5484 | (JCC_Z << 1), | |
5485 | (JCC_BE << 1), | |
5486 | (JCC_P << 1), | |
5487 | }; | |
1e4840bf | 5488 | op1 = fcmov_cc[op & 3] | (((op >> 3) & 1) ^ 1); |
19e6c4b8 | 5489 | l1 = gen_new_label(); |
1e4840bf | 5490 | gen_jcc1(s, s->cc_op, op1, l1); |
19e6c4b8 FB |
5491 | tcg_gen_helper_0_1(helper_fmov_ST0_STN, tcg_const_i32(opreg)); |
5492 | gen_set_label(l1); | |
a2cc3b24 FB |
5493 | } |
5494 | break; | |
2c0262af FB |
5495 | default: |
5496 | goto illegal_op; | |
5497 | } | |
5498 | } | |
5499 | break; | |
5500 | /************************/ | |
5501 | /* string ops */ | |
5502 | ||
5503 | case 0xa4: /* movsS */ | |
5504 | case 0xa5: | |
5505 | if ((b & 1) == 0) | |
5506 | ot = OT_BYTE; | |
5507 | else | |
14ce26e7 | 5508 | ot = dflag + OT_WORD; |
2c0262af FB |
5509 | |
5510 | if (prefixes & (PREFIX_REPZ | PREFIX_REPNZ)) { | |
5511 | gen_repz_movs(s, ot, pc_start - s->cs_base, s->pc - s->cs_base); | |
5512 | } else { | |
5513 | gen_movs(s, ot); | |
5514 | } | |
5515 | break; | |
3b46e624 | 5516 | |
2c0262af FB |
5517 | case 0xaa: /* stosS */ |
5518 | case 0xab: | |
5519 | if ((b & 1) == 0) | |
5520 | ot = OT_BYTE; | |
5521 | else | |
14ce26e7 | 5522 | ot = dflag + OT_WORD; |
2c0262af FB |
5523 | |
5524 | if (prefixes & (PREFIX_REPZ | PREFIX_REPNZ)) { | |
5525 | gen_repz_stos(s, ot, pc_start - s->cs_base, s->pc - s->cs_base); | |
5526 | } else { | |
5527 | gen_stos(s, ot); | |
5528 | } | |
5529 | break; | |
5530 | case 0xac: /* lodsS */ | |
5531 | case 0xad: | |
5532 | if ((b & 1) == 0) | |
5533 | ot = OT_BYTE; | |
5534 | else | |
14ce26e7 | 5535 | ot = dflag + OT_WORD; |
2c0262af FB |
5536 | if (prefixes & (PREFIX_REPZ | PREFIX_REPNZ)) { |
5537 | gen_repz_lods(s, ot, pc_start - s->cs_base, s->pc - s->cs_base); | |
5538 | } else { | |
5539 | gen_lods(s, ot); | |
5540 | } | |
5541 | break; | |
5542 | case 0xae: /* scasS */ | |
5543 | case 0xaf: | |
5544 | if ((b & 1) == 0) | |
5545 | ot = OT_BYTE; | |
5546 | else | |
14ce26e7 | 5547 | ot = dflag + OT_WORD; |
2c0262af FB |
5548 | if (prefixes & PREFIX_REPNZ) { |
5549 | gen_repz_scas(s, ot, pc_start - s->cs_base, s->pc - s->cs_base, 1); | |
5550 | } else if (prefixes & PREFIX_REPZ) { | |
5551 | gen_repz_scas(s, ot, pc_start - s->cs_base, s->pc - s->cs_base, 0); | |
5552 | } else { | |
5553 | gen_scas(s, ot); | |
5554 | s->cc_op = CC_OP_SUBB + ot; | |
5555 | } | |
5556 | break; | |
5557 | ||
5558 | case 0xa6: /* cmpsS */ | |
5559 | case 0xa7: | |
5560 | if ((b & 1) == 0) | |
5561 | ot = OT_BYTE; | |
5562 | else | |
14ce26e7 | 5563 | ot = dflag + OT_WORD; |
2c0262af FB |
5564 | if (prefixes & PREFIX_REPNZ) { |
5565 | gen_repz_cmps(s, ot, pc_start - s->cs_base, s->pc - s->cs_base, 1); | |
5566 | } else if (prefixes & PREFIX_REPZ) { | |
5567 | gen_repz_cmps(s, ot, pc_start - s->cs_base, s->pc - s->cs_base, 0); | |
5568 | } else { | |
5569 | gen_cmps(s, ot); | |
5570 | s->cc_op = CC_OP_SUBB + ot; | |
5571 | } | |
5572 | break; | |
5573 | case 0x6c: /* insS */ | |
5574 | case 0x6d: | |
f115e911 FB |
5575 | if ((b & 1) == 0) |
5576 | ot = OT_BYTE; | |
5577 | else | |
5578 | ot = dflag ? OT_LONG : OT_WORD; | |
57fec1fe | 5579 | gen_op_mov_TN_reg(OT_WORD, 0, R_EDX); |
0573fbfc | 5580 | gen_op_andl_T0_ffff(); |
b8b6a50b FB |
5581 | gen_check_io(s, ot, pc_start - s->cs_base, |
5582 | SVM_IOIO_TYPE_MASK | svm_is_rep(prefixes) | 4); | |
f115e911 FB |
5583 | if (prefixes & (PREFIX_REPZ | PREFIX_REPNZ)) { |
5584 | gen_repz_ins(s, ot, pc_start - s->cs_base, s->pc - s->cs_base); | |
2c0262af | 5585 | } else { |
f115e911 | 5586 | gen_ins(s, ot); |
2e70f6ef PB |
5587 | if (use_icount) { |
5588 | gen_jmp(s, s->pc - s->cs_base); | |
5589 | } | |
2c0262af FB |
5590 | } |
5591 | break; | |
5592 | case 0x6e: /* outsS */ | |
5593 | case 0x6f: | |
f115e911 FB |
5594 | if ((b & 1) == 0) |
5595 | ot = OT_BYTE; | |
5596 | else | |
5597 | ot = dflag ? OT_LONG : OT_WORD; | |
57fec1fe | 5598 | gen_op_mov_TN_reg(OT_WORD, 0, R_EDX); |
0573fbfc | 5599 | gen_op_andl_T0_ffff(); |
b8b6a50b FB |
5600 | gen_check_io(s, ot, pc_start - s->cs_base, |
5601 | svm_is_rep(prefixes) | 4); | |
f115e911 FB |
5602 | if (prefixes & (PREFIX_REPZ | PREFIX_REPNZ)) { |
5603 | gen_repz_outs(s, ot, pc_start - s->cs_base, s->pc - s->cs_base); | |
2c0262af | 5604 | } else { |
f115e911 | 5605 | gen_outs(s, ot); |
2e70f6ef PB |
5606 | if (use_icount) { |
5607 | gen_jmp(s, s->pc - s->cs_base); | |
5608 | } | |
2c0262af FB |
5609 | } |
5610 | break; | |
5611 | ||
5612 | /************************/ | |
5613 | /* port I/O */ | |
0573fbfc | 5614 | |
2c0262af FB |
5615 | case 0xe4: |
5616 | case 0xe5: | |
f115e911 FB |
5617 | if ((b & 1) == 0) |
5618 | ot = OT_BYTE; | |
5619 | else | |
5620 | ot = dflag ? OT_LONG : OT_WORD; | |
5621 | val = ldub_code(s->pc++); | |
5622 | gen_op_movl_T0_im(val); | |
b8b6a50b FB |
5623 | gen_check_io(s, ot, pc_start - s->cs_base, |
5624 | SVM_IOIO_TYPE_MASK | svm_is_rep(prefixes)); | |
2e70f6ef PB |
5625 | if (use_icount) |
5626 | gen_io_start(); | |
b6abf97d FB |
5627 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
5628 | tcg_gen_helper_1_1(helper_in_func[ot], cpu_T[1], cpu_tmp2_i32); | |
57fec1fe | 5629 | gen_op_mov_reg_T1(ot, R_EAX); |
2e70f6ef PB |
5630 | if (use_icount) { |
5631 | gen_io_end(); | |
5632 | gen_jmp(s, s->pc - s->cs_base); | |
5633 | } | |
2c0262af FB |
5634 | break; |
5635 | case 0xe6: | |
5636 | case 0xe7: | |
f115e911 FB |
5637 | if ((b & 1) == 0) |
5638 | ot = OT_BYTE; | |
5639 | else | |
5640 | ot = dflag ? OT_LONG : OT_WORD; | |
5641 | val = ldub_code(s->pc++); | |
5642 | gen_op_movl_T0_im(val); | |
b8b6a50b FB |
5643 | gen_check_io(s, ot, pc_start - s->cs_base, |
5644 | svm_is_rep(prefixes)); | |
57fec1fe | 5645 | gen_op_mov_TN_reg(ot, 1, R_EAX); |
b8b6a50b | 5646 | |
2e70f6ef PB |
5647 | if (use_icount) |
5648 | gen_io_start(); | |
b6abf97d FB |
5649 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
5650 | tcg_gen_andi_i32(cpu_tmp2_i32, cpu_tmp2_i32, 0xffff); | |
5651 | tcg_gen_trunc_tl_i32(cpu_tmp3_i32, cpu_T[1]); | |
5652 | tcg_gen_helper_0_2(helper_out_func[ot], cpu_tmp2_i32, cpu_tmp3_i32); | |
2e70f6ef PB |
5653 | if (use_icount) { |
5654 | gen_io_end(); | |
5655 | gen_jmp(s, s->pc - s->cs_base); | |
5656 | } | |
2c0262af FB |
5657 | break; |
5658 | case 0xec: | |
5659 | case 0xed: | |
f115e911 FB |
5660 | if ((b & 1) == 0) |
5661 | ot = OT_BYTE; | |
5662 | else | |
5663 | ot = dflag ? OT_LONG : OT_WORD; | |
57fec1fe | 5664 | gen_op_mov_TN_reg(OT_WORD, 0, R_EDX); |
4f31916f | 5665 | gen_op_andl_T0_ffff(); |
b8b6a50b FB |
5666 | gen_check_io(s, ot, pc_start - s->cs_base, |
5667 | SVM_IOIO_TYPE_MASK | svm_is_rep(prefixes)); | |
2e70f6ef PB |
5668 | if (use_icount) |
5669 | gen_io_start(); | |
b6abf97d FB |
5670 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
5671 | tcg_gen_helper_1_1(helper_in_func[ot], cpu_T[1], cpu_tmp2_i32); | |
57fec1fe | 5672 | gen_op_mov_reg_T1(ot, R_EAX); |
2e70f6ef PB |
5673 | if (use_icount) { |
5674 | gen_io_end(); | |
5675 | gen_jmp(s, s->pc - s->cs_base); | |
5676 | } | |
2c0262af FB |
5677 | break; |
5678 | case 0xee: | |
5679 | case 0xef: | |
f115e911 FB |
5680 | if ((b & 1) == 0) |
5681 | ot = OT_BYTE; | |
5682 | else | |
5683 | ot = dflag ? OT_LONG : OT_WORD; | |
57fec1fe | 5684 | gen_op_mov_TN_reg(OT_WORD, 0, R_EDX); |
4f31916f | 5685 | gen_op_andl_T0_ffff(); |
b8b6a50b FB |
5686 | gen_check_io(s, ot, pc_start - s->cs_base, |
5687 | svm_is_rep(prefixes)); | |
57fec1fe | 5688 | gen_op_mov_TN_reg(ot, 1, R_EAX); |
b8b6a50b | 5689 | |
2e70f6ef PB |
5690 | if (use_icount) |
5691 | gen_io_start(); | |
b6abf97d FB |
5692 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
5693 | tcg_gen_andi_i32(cpu_tmp2_i32, cpu_tmp2_i32, 0xffff); | |
5694 | tcg_gen_trunc_tl_i32(cpu_tmp3_i32, cpu_T[1]); | |
5695 | tcg_gen_helper_0_2(helper_out_func[ot], cpu_tmp2_i32, cpu_tmp3_i32); | |
2e70f6ef PB |
5696 | if (use_icount) { |
5697 | gen_io_end(); | |
5698 | gen_jmp(s, s->pc - s->cs_base); | |
5699 | } | |
2c0262af FB |
5700 | break; |
5701 | ||
5702 | /************************/ | |
5703 | /* control */ | |
5704 | case 0xc2: /* ret im */ | |
61382a50 | 5705 | val = ldsw_code(s->pc); |
2c0262af FB |
5706 | s->pc += 2; |
5707 | gen_pop_T0(s); | |
8f091a59 FB |
5708 | if (CODE64(s) && s->dflag) |
5709 | s->dflag = 2; | |
2c0262af FB |
5710 | gen_stack_update(s, val + (2 << s->dflag)); |
5711 | if (s->dflag == 0) | |
5712 | gen_op_andl_T0_ffff(); | |
5713 | gen_op_jmp_T0(); | |
5714 | gen_eob(s); | |
5715 | break; | |
5716 | case 0xc3: /* ret */ | |
5717 | gen_pop_T0(s); | |
5718 | gen_pop_update(s); | |
5719 | if (s->dflag == 0) | |
5720 | gen_op_andl_T0_ffff(); | |
5721 | gen_op_jmp_T0(); | |
5722 | gen_eob(s); | |
5723 | break; | |
5724 | case 0xca: /* lret im */ | |
61382a50 | 5725 | val = ldsw_code(s->pc); |
2c0262af FB |
5726 | s->pc += 2; |
5727 | do_lret: | |
5728 | if (s->pe && !s->vm86) { | |
5729 | if (s->cc_op != CC_OP_DYNAMIC) | |
5730 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 5731 | gen_jmp_im(pc_start - s->cs_base); |
b8b6a50b FB |
5732 | tcg_gen_helper_0_2(helper_lret_protected, |
5733 | tcg_const_i32(s->dflag), | |
5734 | tcg_const_i32(val)); | |
2c0262af FB |
5735 | } else { |
5736 | gen_stack_A0(s); | |
5737 | /* pop offset */ | |
57fec1fe | 5738 | gen_op_ld_T0_A0(1 + s->dflag + s->mem_index); |
2c0262af FB |
5739 | if (s->dflag == 0) |
5740 | gen_op_andl_T0_ffff(); | |
5741 | /* NOTE: keeping EIP updated is not a problem in case of | |
5742 | exception */ | |
5743 | gen_op_jmp_T0(); | |
5744 | /* pop selector */ | |
5745 | gen_op_addl_A0_im(2 << s->dflag); | |
57fec1fe | 5746 | gen_op_ld_T0_A0(1 + s->dflag + s->mem_index); |
3bd7da9e | 5747 | gen_op_movl_seg_T0_vm(R_CS); |
2c0262af FB |
5748 | /* add stack offset */ |
5749 | gen_stack_update(s, val + (4 << s->dflag)); | |
5750 | } | |
5751 | gen_eob(s); | |
5752 | break; | |
5753 | case 0xcb: /* lret */ | |
5754 | val = 0; | |
5755 | goto do_lret; | |
5756 | case 0xcf: /* iret */ | |
872929aa | 5757 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_IRET); |
2c0262af FB |
5758 | if (!s->pe) { |
5759 | /* real mode */ | |
b8b6a50b | 5760 | tcg_gen_helper_0_1(helper_iret_real, tcg_const_i32(s->dflag)); |
2c0262af | 5761 | s->cc_op = CC_OP_EFLAGS; |
f115e911 FB |
5762 | } else if (s->vm86) { |
5763 | if (s->iopl != 3) { | |
5764 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5765 | } else { | |
b8b6a50b | 5766 | tcg_gen_helper_0_1(helper_iret_real, tcg_const_i32(s->dflag)); |
f115e911 FB |
5767 | s->cc_op = CC_OP_EFLAGS; |
5768 | } | |
2c0262af FB |
5769 | } else { |
5770 | if (s->cc_op != CC_OP_DYNAMIC) | |
5771 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 5772 | gen_jmp_im(pc_start - s->cs_base); |
b8b6a50b FB |
5773 | tcg_gen_helper_0_2(helper_iret_protected, |
5774 | tcg_const_i32(s->dflag), | |
5775 | tcg_const_i32(s->pc - s->cs_base)); | |
2c0262af FB |
5776 | s->cc_op = CC_OP_EFLAGS; |
5777 | } | |
5778 | gen_eob(s); | |
5779 | break; | |
5780 | case 0xe8: /* call im */ | |
5781 | { | |
14ce26e7 FB |
5782 | if (dflag) |
5783 | tval = (int32_t)insn_get(s, OT_LONG); | |
5784 | else | |
5785 | tval = (int16_t)insn_get(s, OT_WORD); | |
2c0262af | 5786 | next_eip = s->pc - s->cs_base; |
14ce26e7 | 5787 | tval += next_eip; |
2c0262af | 5788 | if (s->dflag == 0) |
14ce26e7 FB |
5789 | tval &= 0xffff; |
5790 | gen_movtl_T0_im(next_eip); | |
2c0262af | 5791 | gen_push_T0(s); |
14ce26e7 | 5792 | gen_jmp(s, tval); |
2c0262af FB |
5793 | } |
5794 | break; | |
5795 | case 0x9a: /* lcall im */ | |
5796 | { | |
5797 | unsigned int selector, offset; | |
3b46e624 | 5798 | |
14ce26e7 FB |
5799 | if (CODE64(s)) |
5800 | goto illegal_op; | |
2c0262af FB |
5801 | ot = dflag ? OT_LONG : OT_WORD; |
5802 | offset = insn_get(s, ot); | |
5803 | selector = insn_get(s, OT_WORD); | |
3b46e624 | 5804 | |
2c0262af | 5805 | gen_op_movl_T0_im(selector); |
14ce26e7 | 5806 | gen_op_movl_T1_imu(offset); |
2c0262af FB |
5807 | } |
5808 | goto do_lcall; | |
ecada8a2 | 5809 | case 0xe9: /* jmp im */ |
14ce26e7 FB |
5810 | if (dflag) |
5811 | tval = (int32_t)insn_get(s, OT_LONG); | |
5812 | else | |
5813 | tval = (int16_t)insn_get(s, OT_WORD); | |
5814 | tval += s->pc - s->cs_base; | |
2c0262af | 5815 | if (s->dflag == 0) |
14ce26e7 FB |
5816 | tval &= 0xffff; |
5817 | gen_jmp(s, tval); | |
2c0262af FB |
5818 | break; |
5819 | case 0xea: /* ljmp im */ | |
5820 | { | |
5821 | unsigned int selector, offset; | |
5822 | ||
14ce26e7 FB |
5823 | if (CODE64(s)) |
5824 | goto illegal_op; | |
2c0262af FB |
5825 | ot = dflag ? OT_LONG : OT_WORD; |
5826 | offset = insn_get(s, ot); | |
5827 | selector = insn_get(s, OT_WORD); | |
3b46e624 | 5828 | |
2c0262af | 5829 | gen_op_movl_T0_im(selector); |
14ce26e7 | 5830 | gen_op_movl_T1_imu(offset); |
2c0262af FB |
5831 | } |
5832 | goto do_ljmp; | |
5833 | case 0xeb: /* jmp Jb */ | |
14ce26e7 FB |
5834 | tval = (int8_t)insn_get(s, OT_BYTE); |
5835 | tval += s->pc - s->cs_base; | |
2c0262af | 5836 | if (s->dflag == 0) |
14ce26e7 FB |
5837 | tval &= 0xffff; |
5838 | gen_jmp(s, tval); | |
2c0262af FB |
5839 | break; |
5840 | case 0x70 ... 0x7f: /* jcc Jb */ | |
14ce26e7 | 5841 | tval = (int8_t)insn_get(s, OT_BYTE); |
2c0262af FB |
5842 | goto do_jcc; |
5843 | case 0x180 ... 0x18f: /* jcc Jv */ | |
5844 | if (dflag) { | |
14ce26e7 | 5845 | tval = (int32_t)insn_get(s, OT_LONG); |
2c0262af | 5846 | } else { |
5fafdf24 | 5847 | tval = (int16_t)insn_get(s, OT_WORD); |
2c0262af FB |
5848 | } |
5849 | do_jcc: | |
5850 | next_eip = s->pc - s->cs_base; | |
14ce26e7 | 5851 | tval += next_eip; |
2c0262af | 5852 | if (s->dflag == 0) |
14ce26e7 FB |
5853 | tval &= 0xffff; |
5854 | gen_jcc(s, b, tval, next_eip); | |
2c0262af FB |
5855 | break; |
5856 | ||
5857 | case 0x190 ... 0x19f: /* setcc Gv */ | |
61382a50 | 5858 | modrm = ldub_code(s->pc++); |
2c0262af FB |
5859 | gen_setcc(s, b); |
5860 | gen_ldst_modrm(s, modrm, OT_BYTE, OR_TMP0, 1); | |
5861 | break; | |
5862 | case 0x140 ... 0x14f: /* cmov Gv, Ev */ | |
8e1c85e3 FB |
5863 | { |
5864 | int l1; | |
1e4840bf FB |
5865 | TCGv t0; |
5866 | ||
8e1c85e3 FB |
5867 | ot = dflag + OT_WORD; |
5868 | modrm = ldub_code(s->pc++); | |
5869 | reg = ((modrm >> 3) & 7) | rex_r; | |
5870 | mod = (modrm >> 6) & 3; | |
1e4840bf | 5871 | t0 = tcg_temp_local_new(TCG_TYPE_TL); |
8e1c85e3 FB |
5872 | if (mod != 3) { |
5873 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
1e4840bf | 5874 | gen_op_ld_v(ot + s->mem_index, t0, cpu_A0); |
8e1c85e3 FB |
5875 | } else { |
5876 | rm = (modrm & 7) | REX_B(s); | |
1e4840bf | 5877 | gen_op_mov_v_reg(ot, t0, rm); |
8e1c85e3 | 5878 | } |
8e1c85e3 FB |
5879 | #ifdef TARGET_X86_64 |
5880 | if (ot == OT_LONG) { | |
5881 | /* XXX: specific Intel behaviour ? */ | |
5882 | l1 = gen_new_label(); | |
5883 | gen_jcc1(s, s->cc_op, b ^ 1, l1); | |
1e4840bf | 5884 | tcg_gen_st32_tl(t0, cpu_env, offsetof(CPUState, regs[reg]) + REG_L_OFFSET); |
8e1c85e3 FB |
5885 | gen_set_label(l1); |
5886 | tcg_gen_movi_tl(cpu_tmp0, 0); | |
5887 | tcg_gen_st32_tl(cpu_tmp0, cpu_env, offsetof(CPUState, regs[reg]) + REG_LH_OFFSET); | |
5888 | } else | |
5889 | #endif | |
5890 | { | |
5891 | l1 = gen_new_label(); | |
5892 | gen_jcc1(s, s->cc_op, b ^ 1, l1); | |
1e4840bf | 5893 | gen_op_mov_reg_v(ot, reg, t0); |
8e1c85e3 FB |
5894 | gen_set_label(l1); |
5895 | } | |
1e4840bf | 5896 | tcg_temp_free(t0); |
2c0262af | 5897 | } |
2c0262af | 5898 | break; |
3b46e624 | 5899 | |
2c0262af FB |
5900 | /************************/ |
5901 | /* flags */ | |
5902 | case 0x9c: /* pushf */ | |
872929aa | 5903 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_PUSHF); |
2c0262af FB |
5904 | if (s->vm86 && s->iopl != 3) { |
5905 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5906 | } else { | |
5907 | if (s->cc_op != CC_OP_DYNAMIC) | |
5908 | gen_op_set_cc_op(s->cc_op); | |
bd7a7b33 | 5909 | tcg_gen_helper_1_0(helper_read_eflags, cpu_T[0]); |
2c0262af FB |
5910 | gen_push_T0(s); |
5911 | } | |
5912 | break; | |
5913 | case 0x9d: /* popf */ | |
872929aa | 5914 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_POPF); |
2c0262af FB |
5915 | if (s->vm86 && s->iopl != 3) { |
5916 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
5917 | } else { | |
5918 | gen_pop_T0(s); | |
5919 | if (s->cpl == 0) { | |
5920 | if (s->dflag) { | |
bd7a7b33 FB |
5921 | tcg_gen_helper_0_2(helper_write_eflags, cpu_T[0], |
5922 | tcg_const_i32((TF_MASK | AC_MASK | ID_MASK | NT_MASK | IF_MASK | IOPL_MASK))); | |
2c0262af | 5923 | } else { |
bd7a7b33 FB |
5924 | tcg_gen_helper_0_2(helper_write_eflags, cpu_T[0], |
5925 | tcg_const_i32((TF_MASK | AC_MASK | ID_MASK | NT_MASK | IF_MASK | IOPL_MASK) & 0xffff)); | |
2c0262af FB |
5926 | } |
5927 | } else { | |
4136f33c FB |
5928 | if (s->cpl <= s->iopl) { |
5929 | if (s->dflag) { | |
bd7a7b33 FB |
5930 | tcg_gen_helper_0_2(helper_write_eflags, cpu_T[0], |
5931 | tcg_const_i32((TF_MASK | AC_MASK | ID_MASK | NT_MASK | IF_MASK))); | |
4136f33c | 5932 | } else { |
bd7a7b33 FB |
5933 | tcg_gen_helper_0_2(helper_write_eflags, cpu_T[0], |
5934 | tcg_const_i32((TF_MASK | AC_MASK | ID_MASK | NT_MASK | IF_MASK) & 0xffff)); | |
4136f33c | 5935 | } |
2c0262af | 5936 | } else { |
4136f33c | 5937 | if (s->dflag) { |
bd7a7b33 FB |
5938 | tcg_gen_helper_0_2(helper_write_eflags, cpu_T[0], |
5939 | tcg_const_i32((TF_MASK | AC_MASK | ID_MASK | NT_MASK))); | |
4136f33c | 5940 | } else { |
bd7a7b33 FB |
5941 | tcg_gen_helper_0_2(helper_write_eflags, cpu_T[0], |
5942 | tcg_const_i32((TF_MASK | AC_MASK | ID_MASK | NT_MASK) & 0xffff)); | |
4136f33c | 5943 | } |
2c0262af FB |
5944 | } |
5945 | } | |
5946 | gen_pop_update(s); | |
5947 | s->cc_op = CC_OP_EFLAGS; | |
5948 | /* abort translation because TF flag may change */ | |
14ce26e7 | 5949 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
5950 | gen_eob(s); |
5951 | } | |
5952 | break; | |
5953 | case 0x9e: /* sahf */ | |
12e26b75 | 5954 | if (CODE64(s) && !(s->cpuid_ext3_features & CPUID_EXT3_LAHF_LM)) |
14ce26e7 | 5955 | goto illegal_op; |
57fec1fe | 5956 | gen_op_mov_TN_reg(OT_BYTE, 0, R_AH); |
2c0262af FB |
5957 | if (s->cc_op != CC_OP_DYNAMIC) |
5958 | gen_op_set_cc_op(s->cc_op); | |
bd7a7b33 FB |
5959 | gen_compute_eflags(cpu_cc_src); |
5960 | tcg_gen_andi_tl(cpu_cc_src, cpu_cc_src, CC_O); | |
5961 | tcg_gen_andi_tl(cpu_T[0], cpu_T[0], CC_S | CC_Z | CC_A | CC_P | CC_C); | |
5962 | tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, cpu_T[0]); | |
2c0262af FB |
5963 | s->cc_op = CC_OP_EFLAGS; |
5964 | break; | |
5965 | case 0x9f: /* lahf */ | |
12e26b75 | 5966 | if (CODE64(s) && !(s->cpuid_ext3_features & CPUID_EXT3_LAHF_LM)) |
14ce26e7 | 5967 | goto illegal_op; |
2c0262af FB |
5968 | if (s->cc_op != CC_OP_DYNAMIC) |
5969 | gen_op_set_cc_op(s->cc_op); | |
bd7a7b33 FB |
5970 | gen_compute_eflags(cpu_T[0]); |
5971 | /* Note: gen_compute_eflags() only gives the condition codes */ | |
5972 | tcg_gen_ori_tl(cpu_T[0], cpu_T[0], 0x02); | |
57fec1fe | 5973 | gen_op_mov_reg_T0(OT_BYTE, R_AH); |
2c0262af FB |
5974 | break; |
5975 | case 0xf5: /* cmc */ | |
5976 | if (s->cc_op != CC_OP_DYNAMIC) | |
5977 | gen_op_set_cc_op(s->cc_op); | |
bd7a7b33 FB |
5978 | gen_compute_eflags(cpu_cc_src); |
5979 | tcg_gen_xori_tl(cpu_cc_src, cpu_cc_src, CC_C); | |
2c0262af FB |
5980 | s->cc_op = CC_OP_EFLAGS; |
5981 | break; | |
5982 | case 0xf8: /* clc */ | |
5983 | if (s->cc_op != CC_OP_DYNAMIC) | |
5984 | gen_op_set_cc_op(s->cc_op); | |
bd7a7b33 FB |
5985 | gen_compute_eflags(cpu_cc_src); |
5986 | tcg_gen_andi_tl(cpu_cc_src, cpu_cc_src, ~CC_C); | |
2c0262af FB |
5987 | s->cc_op = CC_OP_EFLAGS; |
5988 | break; | |
5989 | case 0xf9: /* stc */ | |
5990 | if (s->cc_op != CC_OP_DYNAMIC) | |
5991 | gen_op_set_cc_op(s->cc_op); | |
bd7a7b33 FB |
5992 | gen_compute_eflags(cpu_cc_src); |
5993 | tcg_gen_ori_tl(cpu_cc_src, cpu_cc_src, CC_C); | |
2c0262af FB |
5994 | s->cc_op = CC_OP_EFLAGS; |
5995 | break; | |
5996 | case 0xfc: /* cld */ | |
b6abf97d FB |
5997 | tcg_gen_movi_i32(cpu_tmp2_i32, 1); |
5998 | tcg_gen_st_i32(cpu_tmp2_i32, cpu_env, offsetof(CPUState, df)); | |
2c0262af FB |
5999 | break; |
6000 | case 0xfd: /* std */ | |
b6abf97d FB |
6001 | tcg_gen_movi_i32(cpu_tmp2_i32, -1); |
6002 | tcg_gen_st_i32(cpu_tmp2_i32, cpu_env, offsetof(CPUState, df)); | |
2c0262af FB |
6003 | break; |
6004 | ||
6005 | /************************/ | |
6006 | /* bit operations */ | |
6007 | case 0x1ba: /* bt/bts/btr/btc Gv, im */ | |
14ce26e7 | 6008 | ot = dflag + OT_WORD; |
61382a50 | 6009 | modrm = ldub_code(s->pc++); |
33698e5f | 6010 | op = (modrm >> 3) & 7; |
2c0262af | 6011 | mod = (modrm >> 6) & 3; |
14ce26e7 | 6012 | rm = (modrm & 7) | REX_B(s); |
2c0262af | 6013 | if (mod != 3) { |
14ce26e7 | 6014 | s->rip_offset = 1; |
2c0262af | 6015 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
57fec1fe | 6016 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 6017 | } else { |
57fec1fe | 6018 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af FB |
6019 | } |
6020 | /* load shift */ | |
61382a50 | 6021 | val = ldub_code(s->pc++); |
2c0262af FB |
6022 | gen_op_movl_T1_im(val); |
6023 | if (op < 4) | |
6024 | goto illegal_op; | |
6025 | op -= 4; | |
f484d386 | 6026 | goto bt_op; |
2c0262af FB |
6027 | case 0x1a3: /* bt Gv, Ev */ |
6028 | op = 0; | |
6029 | goto do_btx; | |
6030 | case 0x1ab: /* bts */ | |
6031 | op = 1; | |
6032 | goto do_btx; | |
6033 | case 0x1b3: /* btr */ | |
6034 | op = 2; | |
6035 | goto do_btx; | |
6036 | case 0x1bb: /* btc */ | |
6037 | op = 3; | |
6038 | do_btx: | |
14ce26e7 | 6039 | ot = dflag + OT_WORD; |
61382a50 | 6040 | modrm = ldub_code(s->pc++); |
14ce26e7 | 6041 | reg = ((modrm >> 3) & 7) | rex_r; |
2c0262af | 6042 | mod = (modrm >> 6) & 3; |
14ce26e7 | 6043 | rm = (modrm & 7) | REX_B(s); |
57fec1fe | 6044 | gen_op_mov_TN_reg(OT_LONG, 1, reg); |
2c0262af FB |
6045 | if (mod != 3) { |
6046 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
6047 | /* specific case: we need to add a displacement */ | |
f484d386 FB |
6048 | gen_exts(ot, cpu_T[1]); |
6049 | tcg_gen_sari_tl(cpu_tmp0, cpu_T[1], 3 + ot); | |
6050 | tcg_gen_shli_tl(cpu_tmp0, cpu_tmp0, ot); | |
6051 | tcg_gen_add_tl(cpu_A0, cpu_A0, cpu_tmp0); | |
57fec1fe | 6052 | gen_op_ld_T0_A0(ot + s->mem_index); |
2c0262af | 6053 | } else { |
57fec1fe | 6054 | gen_op_mov_TN_reg(ot, 0, rm); |
2c0262af | 6055 | } |
f484d386 FB |
6056 | bt_op: |
6057 | tcg_gen_andi_tl(cpu_T[1], cpu_T[1], (1 << (3 + ot)) - 1); | |
6058 | switch(op) { | |
6059 | case 0: | |
6060 | tcg_gen_shr_tl(cpu_cc_src, cpu_T[0], cpu_T[1]); | |
6061 | tcg_gen_movi_tl(cpu_cc_dst, 0); | |
6062 | break; | |
6063 | case 1: | |
6064 | tcg_gen_shr_tl(cpu_tmp4, cpu_T[0], cpu_T[1]); | |
6065 | tcg_gen_movi_tl(cpu_tmp0, 1); | |
6066 | tcg_gen_shl_tl(cpu_tmp0, cpu_tmp0, cpu_T[1]); | |
6067 | tcg_gen_or_tl(cpu_T[0], cpu_T[0], cpu_tmp0); | |
6068 | break; | |
6069 | case 2: | |
6070 | tcg_gen_shr_tl(cpu_tmp4, cpu_T[0], cpu_T[1]); | |
6071 | tcg_gen_movi_tl(cpu_tmp0, 1); | |
6072 | tcg_gen_shl_tl(cpu_tmp0, cpu_tmp0, cpu_T[1]); | |
6073 | tcg_gen_not_tl(cpu_tmp0, cpu_tmp0); | |
6074 | tcg_gen_and_tl(cpu_T[0], cpu_T[0], cpu_tmp0); | |
6075 | break; | |
6076 | default: | |
6077 | case 3: | |
6078 | tcg_gen_shr_tl(cpu_tmp4, cpu_T[0], cpu_T[1]); | |
6079 | tcg_gen_movi_tl(cpu_tmp0, 1); | |
6080 | tcg_gen_shl_tl(cpu_tmp0, cpu_tmp0, cpu_T[1]); | |
6081 | tcg_gen_xor_tl(cpu_T[0], cpu_T[0], cpu_tmp0); | |
6082 | break; | |
6083 | } | |
2c0262af FB |
6084 | s->cc_op = CC_OP_SARB + ot; |
6085 | if (op != 0) { | |
6086 | if (mod != 3) | |
57fec1fe | 6087 | gen_op_st_T0_A0(ot + s->mem_index); |
2c0262af | 6088 | else |
57fec1fe | 6089 | gen_op_mov_reg_T0(ot, rm); |
f484d386 FB |
6090 | tcg_gen_mov_tl(cpu_cc_src, cpu_tmp4); |
6091 | tcg_gen_movi_tl(cpu_cc_dst, 0); | |
2c0262af FB |
6092 | } |
6093 | break; | |
6094 | case 0x1bc: /* bsf */ | |
6095 | case 0x1bd: /* bsr */ | |
6191b059 FB |
6096 | { |
6097 | int label1; | |
1e4840bf FB |
6098 | TCGv t0; |
6099 | ||
6191b059 FB |
6100 | ot = dflag + OT_WORD; |
6101 | modrm = ldub_code(s->pc++); | |
6102 | reg = ((modrm >> 3) & 7) | rex_r; | |
6103 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 0); | |
6104 | gen_extu(ot, cpu_T[0]); | |
6105 | label1 = gen_new_label(); | |
6106 | tcg_gen_movi_tl(cpu_cc_dst, 0); | |
1e4840bf FB |
6107 | t0 = tcg_temp_local_new(TCG_TYPE_TL); |
6108 | tcg_gen_mov_tl(t0, cpu_T[0]); | |
6109 | tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, label1); | |
6191b059 | 6110 | if (b & 1) { |
1e4840bf | 6111 | tcg_gen_helper_1_1(helper_bsr, cpu_T[0], t0); |
6191b059 | 6112 | } else { |
1e4840bf | 6113 | tcg_gen_helper_1_1(helper_bsf, cpu_T[0], t0); |
6191b059 FB |
6114 | } |
6115 | gen_op_mov_reg_T0(ot, reg); | |
6116 | tcg_gen_movi_tl(cpu_cc_dst, 1); | |
6117 | gen_set_label(label1); | |
6118 | tcg_gen_discard_tl(cpu_cc_src); | |
6119 | s->cc_op = CC_OP_LOGICB + ot; | |
1e4840bf | 6120 | tcg_temp_free(t0); |
6191b059 | 6121 | } |
2c0262af FB |
6122 | break; |
6123 | /************************/ | |
6124 | /* bcd */ | |
6125 | case 0x27: /* daa */ | |
14ce26e7 FB |
6126 | if (CODE64(s)) |
6127 | goto illegal_op; | |
2c0262af FB |
6128 | if (s->cc_op != CC_OP_DYNAMIC) |
6129 | gen_op_set_cc_op(s->cc_op); | |
9d0763c4 | 6130 | tcg_gen_helper_0_0(helper_daa); |
2c0262af FB |
6131 | s->cc_op = CC_OP_EFLAGS; |
6132 | break; | |
6133 | case 0x2f: /* das */ | |
14ce26e7 FB |
6134 | if (CODE64(s)) |
6135 | goto illegal_op; | |
2c0262af FB |
6136 | if (s->cc_op != CC_OP_DYNAMIC) |
6137 | gen_op_set_cc_op(s->cc_op); | |
9d0763c4 | 6138 | tcg_gen_helper_0_0(helper_das); |
2c0262af FB |
6139 | s->cc_op = CC_OP_EFLAGS; |
6140 | break; | |
6141 | case 0x37: /* aaa */ | |
14ce26e7 FB |
6142 | if (CODE64(s)) |
6143 | goto illegal_op; | |
2c0262af FB |
6144 | if (s->cc_op != CC_OP_DYNAMIC) |
6145 | gen_op_set_cc_op(s->cc_op); | |
9d0763c4 | 6146 | tcg_gen_helper_0_0(helper_aaa); |
2c0262af FB |
6147 | s->cc_op = CC_OP_EFLAGS; |
6148 | break; | |
6149 | case 0x3f: /* aas */ | |
14ce26e7 FB |
6150 | if (CODE64(s)) |
6151 | goto illegal_op; | |
2c0262af FB |
6152 | if (s->cc_op != CC_OP_DYNAMIC) |
6153 | gen_op_set_cc_op(s->cc_op); | |
9d0763c4 | 6154 | tcg_gen_helper_0_0(helper_aas); |
2c0262af FB |
6155 | s->cc_op = CC_OP_EFLAGS; |
6156 | break; | |
6157 | case 0xd4: /* aam */ | |
14ce26e7 FB |
6158 | if (CODE64(s)) |
6159 | goto illegal_op; | |
61382a50 | 6160 | val = ldub_code(s->pc++); |
b6d7c3db TS |
6161 | if (val == 0) { |
6162 | gen_exception(s, EXCP00_DIVZ, pc_start - s->cs_base); | |
6163 | } else { | |
9d0763c4 | 6164 | tcg_gen_helper_0_1(helper_aam, tcg_const_i32(val)); |
b6d7c3db TS |
6165 | s->cc_op = CC_OP_LOGICB; |
6166 | } | |
2c0262af FB |
6167 | break; |
6168 | case 0xd5: /* aad */ | |
14ce26e7 FB |
6169 | if (CODE64(s)) |
6170 | goto illegal_op; | |
61382a50 | 6171 | val = ldub_code(s->pc++); |
9d0763c4 | 6172 | tcg_gen_helper_0_1(helper_aad, tcg_const_i32(val)); |
2c0262af FB |
6173 | s->cc_op = CC_OP_LOGICB; |
6174 | break; | |
6175 | /************************/ | |
6176 | /* misc */ | |
6177 | case 0x90: /* nop */ | |
14ce26e7 | 6178 | /* XXX: xchg + rex handling */ |
ab1f142b FB |
6179 | /* XXX: correct lock test for all insn */ |
6180 | if (prefixes & PREFIX_LOCK) | |
6181 | goto illegal_op; | |
0573fbfc TS |
6182 | if (prefixes & PREFIX_REPZ) { |
6183 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_PAUSE); | |
6184 | } | |
2c0262af FB |
6185 | break; |
6186 | case 0x9b: /* fwait */ | |
5fafdf24 | 6187 | if ((s->flags & (HF_MP_MASK | HF_TS_MASK)) == |
7eee2a50 FB |
6188 | (HF_MP_MASK | HF_TS_MASK)) { |
6189 | gen_exception(s, EXCP07_PREX, pc_start - s->cs_base); | |
2ee73ac3 FB |
6190 | } else { |
6191 | if (s->cc_op != CC_OP_DYNAMIC) | |
6192 | gen_op_set_cc_op(s->cc_op); | |
14ce26e7 | 6193 | gen_jmp_im(pc_start - s->cs_base); |
19e6c4b8 | 6194 | tcg_gen_helper_0_0(helper_fwait); |
7eee2a50 | 6195 | } |
2c0262af FB |
6196 | break; |
6197 | case 0xcc: /* int3 */ | |
6198 | gen_interrupt(s, EXCP03_INT3, pc_start - s->cs_base, s->pc - s->cs_base); | |
6199 | break; | |
6200 | case 0xcd: /* int N */ | |
61382a50 | 6201 | val = ldub_code(s->pc++); |
f115e911 | 6202 | if (s->vm86 && s->iopl != 3) { |
5fafdf24 | 6203 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); |
f115e911 FB |
6204 | } else { |
6205 | gen_interrupt(s, val, pc_start - s->cs_base, s->pc - s->cs_base); | |
6206 | } | |
2c0262af FB |
6207 | break; |
6208 | case 0xce: /* into */ | |
14ce26e7 FB |
6209 | if (CODE64(s)) |
6210 | goto illegal_op; | |
2c0262af FB |
6211 | if (s->cc_op != CC_OP_DYNAMIC) |
6212 | gen_op_set_cc_op(s->cc_op); | |
a8ede8ba | 6213 | gen_jmp_im(pc_start - s->cs_base); |
07be379f | 6214 | tcg_gen_helper_0_1(helper_into, tcg_const_i32(s->pc - pc_start)); |
2c0262af FB |
6215 | break; |
6216 | case 0xf1: /* icebp (undocumented, exits to external debugger) */ | |
872929aa | 6217 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_ICEBP); |
aba9d61e | 6218 | #if 1 |
2c0262af | 6219 | gen_debug(s, pc_start - s->cs_base); |
aba9d61e FB |
6220 | #else |
6221 | /* start debug */ | |
6222 | tb_flush(cpu_single_env); | |
6223 | cpu_set_log(CPU_LOG_INT | CPU_LOG_TB_IN_ASM); | |
6224 | #endif | |
2c0262af FB |
6225 | break; |
6226 | case 0xfa: /* cli */ | |
6227 | if (!s->vm86) { | |
6228 | if (s->cpl <= s->iopl) { | |
b5b38f61 | 6229 | tcg_gen_helper_0_0(helper_cli); |
2c0262af FB |
6230 | } else { |
6231 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6232 | } | |
6233 | } else { | |
6234 | if (s->iopl == 3) { | |
b5b38f61 | 6235 | tcg_gen_helper_0_0(helper_cli); |
2c0262af FB |
6236 | } else { |
6237 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6238 | } | |
6239 | } | |
6240 | break; | |
6241 | case 0xfb: /* sti */ | |
6242 | if (!s->vm86) { | |
6243 | if (s->cpl <= s->iopl) { | |
6244 | gen_sti: | |
b5b38f61 | 6245 | tcg_gen_helper_0_0(helper_sti); |
2c0262af | 6246 | /* interruptions are enabled only the first insn after sti */ |
a2cc3b24 FB |
6247 | /* If several instructions disable interrupts, only the |
6248 | _first_ does it */ | |
6249 | if (!(s->tb->flags & HF_INHIBIT_IRQ_MASK)) | |
b5b38f61 | 6250 | tcg_gen_helper_0_0(helper_set_inhibit_irq); |
2c0262af | 6251 | /* give a chance to handle pending irqs */ |
14ce26e7 | 6252 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
6253 | gen_eob(s); |
6254 | } else { | |
6255 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6256 | } | |
6257 | } else { | |
6258 | if (s->iopl == 3) { | |
6259 | goto gen_sti; | |
6260 | } else { | |
6261 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6262 | } | |
6263 | } | |
6264 | break; | |
6265 | case 0x62: /* bound */ | |
14ce26e7 FB |
6266 | if (CODE64(s)) |
6267 | goto illegal_op; | |
2c0262af | 6268 | ot = dflag ? OT_LONG : OT_WORD; |
61382a50 | 6269 | modrm = ldub_code(s->pc++); |
2c0262af FB |
6270 | reg = (modrm >> 3) & 7; |
6271 | mod = (modrm >> 6) & 3; | |
6272 | if (mod == 3) | |
6273 | goto illegal_op; | |
57fec1fe | 6274 | gen_op_mov_TN_reg(ot, 0, reg); |
2c0262af | 6275 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
14ce26e7 | 6276 | gen_jmp_im(pc_start - s->cs_base); |
b6abf97d | 6277 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
2c0262af | 6278 | if (ot == OT_WORD) |
b6abf97d | 6279 | tcg_gen_helper_0_2(helper_boundw, cpu_A0, cpu_tmp2_i32); |
2c0262af | 6280 | else |
b6abf97d | 6281 | tcg_gen_helper_0_2(helper_boundl, cpu_A0, cpu_tmp2_i32); |
2c0262af FB |
6282 | break; |
6283 | case 0x1c8 ... 0x1cf: /* bswap reg */ | |
14ce26e7 FB |
6284 | reg = (b & 7) | REX_B(s); |
6285 | #ifdef TARGET_X86_64 | |
6286 | if (dflag == 2) { | |
57fec1fe FB |
6287 | gen_op_mov_TN_reg(OT_QUAD, 0, reg); |
6288 | tcg_gen_bswap_i64(cpu_T[0], cpu_T[0]); | |
6289 | gen_op_mov_reg_T0(OT_QUAD, reg); | |
5fafdf24 | 6290 | } else |
14ce26e7 | 6291 | { |
ac56dd48 | 6292 | TCGv tmp0; |
57fec1fe FB |
6293 | gen_op_mov_TN_reg(OT_LONG, 0, reg); |
6294 | ||
6295 | tmp0 = tcg_temp_new(TCG_TYPE_I32); | |
6296 | tcg_gen_trunc_i64_i32(tmp0, cpu_T[0]); | |
6297 | tcg_gen_bswap_i32(tmp0, tmp0); | |
6298 | tcg_gen_extu_i32_i64(cpu_T[0], tmp0); | |
6299 | gen_op_mov_reg_T0(OT_LONG, reg); | |
6300 | } | |
6301 | #else | |
6302 | { | |
6303 | gen_op_mov_TN_reg(OT_LONG, 0, reg); | |
6304 | tcg_gen_bswap_i32(cpu_T[0], cpu_T[0]); | |
6305 | gen_op_mov_reg_T0(OT_LONG, reg); | |
14ce26e7 | 6306 | } |
57fec1fe | 6307 | #endif |
2c0262af FB |
6308 | break; |
6309 | case 0xd6: /* salc */ | |
14ce26e7 FB |
6310 | if (CODE64(s)) |
6311 | goto illegal_op; | |
2c0262af FB |
6312 | if (s->cc_op != CC_OP_DYNAMIC) |
6313 | gen_op_set_cc_op(s->cc_op); | |
bd7a7b33 FB |
6314 | gen_compute_eflags_c(cpu_T[0]); |
6315 | tcg_gen_neg_tl(cpu_T[0], cpu_T[0]); | |
6316 | gen_op_mov_reg_T0(OT_BYTE, R_EAX); | |
2c0262af FB |
6317 | break; |
6318 | case 0xe0: /* loopnz */ | |
6319 | case 0xe1: /* loopz */ | |
2c0262af FB |
6320 | case 0xe2: /* loop */ |
6321 | case 0xe3: /* jecxz */ | |
14ce26e7 | 6322 | { |
6e0d8677 | 6323 | int l1, l2, l3; |
14ce26e7 FB |
6324 | |
6325 | tval = (int8_t)insn_get(s, OT_BYTE); | |
6326 | next_eip = s->pc - s->cs_base; | |
6327 | tval += next_eip; | |
6328 | if (s->dflag == 0) | |
6329 | tval &= 0xffff; | |
3b46e624 | 6330 | |
14ce26e7 FB |
6331 | l1 = gen_new_label(); |
6332 | l2 = gen_new_label(); | |
6e0d8677 | 6333 | l3 = gen_new_label(); |
14ce26e7 | 6334 | b &= 3; |
6e0d8677 FB |
6335 | switch(b) { |
6336 | case 0: /* loopnz */ | |
6337 | case 1: /* loopz */ | |
6338 | if (s->cc_op != CC_OP_DYNAMIC) | |
6339 | gen_op_set_cc_op(s->cc_op); | |
6340 | gen_op_add_reg_im(s->aflag, R_ECX, -1); | |
6341 | gen_op_jz_ecx(s->aflag, l3); | |
6342 | gen_compute_eflags(cpu_tmp0); | |
6343 | tcg_gen_andi_tl(cpu_tmp0, cpu_tmp0, CC_Z); | |
6344 | if (b == 0) { | |
cb63669a | 6345 | tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, l1); |
6e0d8677 | 6346 | } else { |
cb63669a | 6347 | tcg_gen_brcondi_tl(TCG_COND_NE, cpu_tmp0, 0, l1); |
6e0d8677 FB |
6348 | } |
6349 | break; | |
6350 | case 2: /* loop */ | |
6351 | gen_op_add_reg_im(s->aflag, R_ECX, -1); | |
6352 | gen_op_jnz_ecx(s->aflag, l1); | |
6353 | break; | |
6354 | default: | |
6355 | case 3: /* jcxz */ | |
6356 | gen_op_jz_ecx(s->aflag, l1); | |
6357 | break; | |
14ce26e7 FB |
6358 | } |
6359 | ||
6e0d8677 | 6360 | gen_set_label(l3); |
14ce26e7 | 6361 | gen_jmp_im(next_eip); |
8e1c85e3 | 6362 | tcg_gen_br(l2); |
6e0d8677 | 6363 | |
14ce26e7 FB |
6364 | gen_set_label(l1); |
6365 | gen_jmp_im(tval); | |
6366 | gen_set_label(l2); | |
6367 | gen_eob(s); | |
6368 | } | |
2c0262af FB |
6369 | break; |
6370 | case 0x130: /* wrmsr */ | |
6371 | case 0x132: /* rdmsr */ | |
6372 | if (s->cpl != 0) { | |
6373 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6374 | } else { | |
872929aa FB |
6375 | if (s->cc_op != CC_OP_DYNAMIC) |
6376 | gen_op_set_cc_op(s->cc_op); | |
6377 | gen_jmp_im(pc_start - s->cs_base); | |
0573fbfc | 6378 | if (b & 2) { |
b5b38f61 | 6379 | tcg_gen_helper_0_0(helper_rdmsr); |
0573fbfc | 6380 | } else { |
b5b38f61 | 6381 | tcg_gen_helper_0_0(helper_wrmsr); |
0573fbfc | 6382 | } |
2c0262af FB |
6383 | } |
6384 | break; | |
6385 | case 0x131: /* rdtsc */ | |
872929aa FB |
6386 | if (s->cc_op != CC_OP_DYNAMIC) |
6387 | gen_op_set_cc_op(s->cc_op); | |
ecada8a2 | 6388 | gen_jmp_im(pc_start - s->cs_base); |
efade670 PB |
6389 | if (use_icount) |
6390 | gen_io_start(); | |
b5b38f61 | 6391 | tcg_gen_helper_0_0(helper_rdtsc); |
efade670 PB |
6392 | if (use_icount) { |
6393 | gen_io_end(); | |
6394 | gen_jmp(s, s->pc - s->cs_base); | |
6395 | } | |
2c0262af | 6396 | break; |
df01e0fc | 6397 | case 0x133: /* rdpmc */ |
872929aa FB |
6398 | if (s->cc_op != CC_OP_DYNAMIC) |
6399 | gen_op_set_cc_op(s->cc_op); | |
df01e0fc | 6400 | gen_jmp_im(pc_start - s->cs_base); |
b5b38f61 | 6401 | tcg_gen_helper_0_0(helper_rdpmc); |
df01e0fc | 6402 | break; |
023fe10d | 6403 | case 0x134: /* sysenter */ |
14ce26e7 FB |
6404 | if (CODE64(s)) |
6405 | goto illegal_op; | |
023fe10d FB |
6406 | if (!s->pe) { |
6407 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6408 | } else { | |
6409 | if (s->cc_op != CC_OP_DYNAMIC) { | |
6410 | gen_op_set_cc_op(s->cc_op); | |
6411 | s->cc_op = CC_OP_DYNAMIC; | |
6412 | } | |
14ce26e7 | 6413 | gen_jmp_im(pc_start - s->cs_base); |
b5b38f61 | 6414 | tcg_gen_helper_0_0(helper_sysenter); |
023fe10d FB |
6415 | gen_eob(s); |
6416 | } | |
6417 | break; | |
6418 | case 0x135: /* sysexit */ | |
14ce26e7 FB |
6419 | if (CODE64(s)) |
6420 | goto illegal_op; | |
023fe10d FB |
6421 | if (!s->pe) { |
6422 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6423 | } else { | |
6424 | if (s->cc_op != CC_OP_DYNAMIC) { | |
6425 | gen_op_set_cc_op(s->cc_op); | |
6426 | s->cc_op = CC_OP_DYNAMIC; | |
6427 | } | |
14ce26e7 | 6428 | gen_jmp_im(pc_start - s->cs_base); |
b5b38f61 | 6429 | tcg_gen_helper_0_0(helper_sysexit); |
023fe10d FB |
6430 | gen_eob(s); |
6431 | } | |
6432 | break; | |
14ce26e7 FB |
6433 | #ifdef TARGET_X86_64 |
6434 | case 0x105: /* syscall */ | |
6435 | /* XXX: is it usable in real mode ? */ | |
6436 | if (s->cc_op != CC_OP_DYNAMIC) { | |
6437 | gen_op_set_cc_op(s->cc_op); | |
6438 | s->cc_op = CC_OP_DYNAMIC; | |
6439 | } | |
6440 | gen_jmp_im(pc_start - s->cs_base); | |
b5b38f61 | 6441 | tcg_gen_helper_0_1(helper_syscall, tcg_const_i32(s->pc - pc_start)); |
14ce26e7 FB |
6442 | gen_eob(s); |
6443 | break; | |
6444 | case 0x107: /* sysret */ | |
6445 | if (!s->pe) { | |
6446 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6447 | } else { | |
6448 | if (s->cc_op != CC_OP_DYNAMIC) { | |
6449 | gen_op_set_cc_op(s->cc_op); | |
6450 | s->cc_op = CC_OP_DYNAMIC; | |
6451 | } | |
6452 | gen_jmp_im(pc_start - s->cs_base); | |
b5b38f61 | 6453 | tcg_gen_helper_0_1(helper_sysret, tcg_const_i32(s->dflag)); |
aba9d61e FB |
6454 | /* condition codes are modified only in long mode */ |
6455 | if (s->lma) | |
6456 | s->cc_op = CC_OP_EFLAGS; | |
14ce26e7 FB |
6457 | gen_eob(s); |
6458 | } | |
6459 | break; | |
6460 | #endif | |
2c0262af | 6461 | case 0x1a2: /* cpuid */ |
9575cb94 FB |
6462 | if (s->cc_op != CC_OP_DYNAMIC) |
6463 | gen_op_set_cc_op(s->cc_op); | |
6464 | gen_jmp_im(pc_start - s->cs_base); | |
b5b38f61 | 6465 | tcg_gen_helper_0_0(helper_cpuid); |
2c0262af FB |
6466 | break; |
6467 | case 0xf4: /* hlt */ | |
6468 | if (s->cpl != 0) { | |
6469 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6470 | } else { | |
6471 | if (s->cc_op != CC_OP_DYNAMIC) | |
6472 | gen_op_set_cc_op(s->cc_op); | |
94451178 FB |
6473 | gen_jmp_im(pc_start - s->cs_base); |
6474 | tcg_gen_helper_0_1(helper_hlt, tcg_const_i32(s->pc - pc_start)); | |
2c0262af FB |
6475 | s->is_jmp = 3; |
6476 | } | |
6477 | break; | |
6478 | case 0x100: | |
61382a50 | 6479 | modrm = ldub_code(s->pc++); |
2c0262af FB |
6480 | mod = (modrm >> 6) & 3; |
6481 | op = (modrm >> 3) & 7; | |
6482 | switch(op) { | |
6483 | case 0: /* sldt */ | |
f115e911 FB |
6484 | if (!s->pe || s->vm86) |
6485 | goto illegal_op; | |
872929aa | 6486 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_LDTR_READ); |
651ba608 | 6487 | tcg_gen_ld32u_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,ldt.selector)); |
2c0262af FB |
6488 | ot = OT_WORD; |
6489 | if (mod == 3) | |
6490 | ot += s->dflag; | |
6491 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 1); | |
6492 | break; | |
6493 | case 2: /* lldt */ | |
f115e911 FB |
6494 | if (!s->pe || s->vm86) |
6495 | goto illegal_op; | |
2c0262af FB |
6496 | if (s->cpl != 0) { |
6497 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6498 | } else { | |
872929aa | 6499 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_LDTR_WRITE); |
2c0262af | 6500 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); |
14ce26e7 | 6501 | gen_jmp_im(pc_start - s->cs_base); |
b6abf97d FB |
6502 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
6503 | tcg_gen_helper_0_1(helper_lldt, cpu_tmp2_i32); | |
2c0262af FB |
6504 | } |
6505 | break; | |
6506 | case 1: /* str */ | |
f115e911 FB |
6507 | if (!s->pe || s->vm86) |
6508 | goto illegal_op; | |
872929aa | 6509 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_TR_READ); |
651ba608 | 6510 | tcg_gen_ld32u_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,tr.selector)); |
2c0262af FB |
6511 | ot = OT_WORD; |
6512 | if (mod == 3) | |
6513 | ot += s->dflag; | |
6514 | gen_ldst_modrm(s, modrm, ot, OR_TMP0, 1); | |
6515 | break; | |
6516 | case 3: /* ltr */ | |
f115e911 FB |
6517 | if (!s->pe || s->vm86) |
6518 | goto illegal_op; | |
2c0262af FB |
6519 | if (s->cpl != 0) { |
6520 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6521 | } else { | |
872929aa | 6522 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_TR_WRITE); |
2c0262af | 6523 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); |
14ce26e7 | 6524 | gen_jmp_im(pc_start - s->cs_base); |
b6abf97d FB |
6525 | tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]); |
6526 | tcg_gen_helper_0_1(helper_ltr, cpu_tmp2_i32); | |
2c0262af FB |
6527 | } |
6528 | break; | |
6529 | case 4: /* verr */ | |
6530 | case 5: /* verw */ | |
f115e911 FB |
6531 | if (!s->pe || s->vm86) |
6532 | goto illegal_op; | |
6533 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); | |
6534 | if (s->cc_op != CC_OP_DYNAMIC) | |
6535 | gen_op_set_cc_op(s->cc_op); | |
6536 | if (op == 4) | |
cec6843e | 6537 | tcg_gen_helper_0_1(helper_verr, cpu_T[0]); |
f115e911 | 6538 | else |
cec6843e | 6539 | tcg_gen_helper_0_1(helper_verw, cpu_T[0]); |
f115e911 FB |
6540 | s->cc_op = CC_OP_EFLAGS; |
6541 | break; | |
2c0262af FB |
6542 | default: |
6543 | goto illegal_op; | |
6544 | } | |
6545 | break; | |
6546 | case 0x101: | |
61382a50 | 6547 | modrm = ldub_code(s->pc++); |
2c0262af FB |
6548 | mod = (modrm >> 6) & 3; |
6549 | op = (modrm >> 3) & 7; | |
3d7374c5 | 6550 | rm = modrm & 7; |
2c0262af FB |
6551 | switch(op) { |
6552 | case 0: /* sgdt */ | |
2c0262af FB |
6553 | if (mod == 3) |
6554 | goto illegal_op; | |
872929aa | 6555 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_GDTR_READ); |
2c0262af | 6556 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
651ba608 | 6557 | tcg_gen_ld32u_tl(cpu_T[0], cpu_env, offsetof(CPUX86State, gdt.limit)); |
57fec1fe | 6558 | gen_op_st_T0_A0(OT_WORD + s->mem_index); |
aba9d61e | 6559 | gen_add_A0_im(s, 2); |
651ba608 | 6560 | tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUX86State, gdt.base)); |
2c0262af FB |
6561 | if (!s->dflag) |
6562 | gen_op_andl_T0_im(0xffffff); | |
57fec1fe | 6563 | gen_op_st_T0_A0(CODE64(s) + OT_LONG + s->mem_index); |
2c0262af | 6564 | break; |
3d7374c5 FB |
6565 | case 1: |
6566 | if (mod == 3) { | |
6567 | switch (rm) { | |
6568 | case 0: /* monitor */ | |
6569 | if (!(s->cpuid_ext_features & CPUID_EXT_MONITOR) || | |
6570 | s->cpl != 0) | |
6571 | goto illegal_op; | |
94451178 FB |
6572 | if (s->cc_op != CC_OP_DYNAMIC) |
6573 | gen_op_set_cc_op(s->cc_op); | |
3d7374c5 FB |
6574 | gen_jmp_im(pc_start - s->cs_base); |
6575 | #ifdef TARGET_X86_64 | |
6576 | if (s->aflag == 2) { | |
bbf662ee | 6577 | gen_op_movq_A0_reg(R_EAX); |
5fafdf24 | 6578 | } else |
3d7374c5 FB |
6579 | #endif |
6580 | { | |
bbf662ee | 6581 | gen_op_movl_A0_reg(R_EAX); |
3d7374c5 FB |
6582 | if (s->aflag == 0) |
6583 | gen_op_andl_A0_ffff(); | |
6584 | } | |
6585 | gen_add_A0_ds_seg(s); | |
b5b38f61 | 6586 | tcg_gen_helper_0_1(helper_monitor, cpu_A0); |
3d7374c5 FB |
6587 | break; |
6588 | case 1: /* mwait */ | |
6589 | if (!(s->cpuid_ext_features & CPUID_EXT_MONITOR) || | |
6590 | s->cpl != 0) | |
6591 | goto illegal_op; | |
6592 | if (s->cc_op != CC_OP_DYNAMIC) { | |
6593 | gen_op_set_cc_op(s->cc_op); | |
6594 | s->cc_op = CC_OP_DYNAMIC; | |
6595 | } | |
94451178 FB |
6596 | gen_jmp_im(pc_start - s->cs_base); |
6597 | tcg_gen_helper_0_1(helper_mwait, tcg_const_i32(s->pc - pc_start)); | |
3d7374c5 FB |
6598 | gen_eob(s); |
6599 | break; | |
6600 | default: | |
6601 | goto illegal_op; | |
6602 | } | |
6603 | } else { /* sidt */ | |
872929aa | 6604 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_IDTR_READ); |
3d7374c5 | 6605 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
651ba608 | 6606 | tcg_gen_ld32u_tl(cpu_T[0], cpu_env, offsetof(CPUX86State, idt.limit)); |
57fec1fe | 6607 | gen_op_st_T0_A0(OT_WORD + s->mem_index); |
3d7374c5 | 6608 | gen_add_A0_im(s, 2); |
651ba608 | 6609 | tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUX86State, idt.base)); |
3d7374c5 FB |
6610 | if (!s->dflag) |
6611 | gen_op_andl_T0_im(0xffffff); | |
57fec1fe | 6612 | gen_op_st_T0_A0(CODE64(s) + OT_LONG + s->mem_index); |
3d7374c5 FB |
6613 | } |
6614 | break; | |
2c0262af FB |
6615 | case 2: /* lgdt */ |
6616 | case 3: /* lidt */ | |
0573fbfc | 6617 | if (mod == 3) { |
872929aa FB |
6618 | if (s->cc_op != CC_OP_DYNAMIC) |
6619 | gen_op_set_cc_op(s->cc_op); | |
6620 | gen_jmp_im(pc_start - s->cs_base); | |
0573fbfc TS |
6621 | switch(rm) { |
6622 | case 0: /* VMRUN */ | |
872929aa FB |
6623 | if (!(s->flags & HF_SVME_MASK) || !s->pe) |
6624 | goto illegal_op; | |
6625 | if (s->cpl != 0) { | |
6626 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
0573fbfc | 6627 | break; |
872929aa | 6628 | } else { |
db620f46 FB |
6629 | tcg_gen_helper_0_2(helper_vmrun, |
6630 | tcg_const_i32(s->aflag), | |
6631 | tcg_const_i32(s->pc - pc_start)); | |
6632 | tcg_gen_exit_tb(0); | |
6633 | s->is_jmp = 3; | |
872929aa | 6634 | } |
0573fbfc TS |
6635 | break; |
6636 | case 1: /* VMMCALL */ | |
872929aa FB |
6637 | if (!(s->flags & HF_SVME_MASK)) |
6638 | goto illegal_op; | |
b5b38f61 | 6639 | tcg_gen_helper_0_0(helper_vmmcall); |
0573fbfc TS |
6640 | break; |
6641 | case 2: /* VMLOAD */ | |
872929aa FB |
6642 | if (!(s->flags & HF_SVME_MASK) || !s->pe) |
6643 | goto illegal_op; | |
6644 | if (s->cpl != 0) { | |
6645 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6646 | break; | |
6647 | } else { | |
914178d3 FB |
6648 | tcg_gen_helper_0_1(helper_vmload, |
6649 | tcg_const_i32(s->aflag)); | |
872929aa | 6650 | } |
0573fbfc TS |
6651 | break; |
6652 | case 3: /* VMSAVE */ | |
872929aa FB |
6653 | if (!(s->flags & HF_SVME_MASK) || !s->pe) |
6654 | goto illegal_op; | |
6655 | if (s->cpl != 0) { | |
6656 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6657 | break; | |
6658 | } else { | |
914178d3 FB |
6659 | tcg_gen_helper_0_1(helper_vmsave, |
6660 | tcg_const_i32(s->aflag)); | |
872929aa | 6661 | } |
0573fbfc TS |
6662 | break; |
6663 | case 4: /* STGI */ | |
872929aa FB |
6664 | if ((!(s->flags & HF_SVME_MASK) && |
6665 | !(s->cpuid_ext3_features & CPUID_EXT3_SKINIT)) || | |
6666 | !s->pe) | |
6667 | goto illegal_op; | |
6668 | if (s->cpl != 0) { | |
6669 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6670 | break; | |
6671 | } else { | |
6672 | tcg_gen_helper_0_0(helper_stgi); | |
6673 | } | |
0573fbfc TS |
6674 | break; |
6675 | case 5: /* CLGI */ | |
872929aa FB |
6676 | if (!(s->flags & HF_SVME_MASK) || !s->pe) |
6677 | goto illegal_op; | |
6678 | if (s->cpl != 0) { | |
6679 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6680 | break; | |
6681 | } else { | |
6682 | tcg_gen_helper_0_0(helper_clgi); | |
6683 | } | |
0573fbfc TS |
6684 | break; |
6685 | case 6: /* SKINIT */ | |
872929aa FB |
6686 | if ((!(s->flags & HF_SVME_MASK) && |
6687 | !(s->cpuid_ext3_features & CPUID_EXT3_SKINIT)) || | |
6688 | !s->pe) | |
6689 | goto illegal_op; | |
b5b38f61 | 6690 | tcg_gen_helper_0_0(helper_skinit); |
0573fbfc TS |
6691 | break; |
6692 | case 7: /* INVLPGA */ | |
872929aa FB |
6693 | if (!(s->flags & HF_SVME_MASK) || !s->pe) |
6694 | goto illegal_op; | |
6695 | if (s->cpl != 0) { | |
6696 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6697 | break; | |
6698 | } else { | |
914178d3 FB |
6699 | tcg_gen_helper_0_1(helper_invlpga, |
6700 | tcg_const_i32(s->aflag)); | |
872929aa | 6701 | } |
0573fbfc TS |
6702 | break; |
6703 | default: | |
6704 | goto illegal_op; | |
6705 | } | |
6706 | } else if (s->cpl != 0) { | |
2c0262af FB |
6707 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); |
6708 | } else { | |
872929aa FB |
6709 | gen_svm_check_intercept(s, pc_start, |
6710 | op==2 ? SVM_EXIT_GDTR_WRITE : SVM_EXIT_IDTR_WRITE); | |
2c0262af | 6711 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
57fec1fe | 6712 | gen_op_ld_T1_A0(OT_WORD + s->mem_index); |
aba9d61e | 6713 | gen_add_A0_im(s, 2); |
57fec1fe | 6714 | gen_op_ld_T0_A0(CODE64(s) + OT_LONG + s->mem_index); |
2c0262af FB |
6715 | if (!s->dflag) |
6716 | gen_op_andl_T0_im(0xffffff); | |
6717 | if (op == 2) { | |
651ba608 FB |
6718 | tcg_gen_st_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,gdt.base)); |
6719 | tcg_gen_st32_tl(cpu_T[1], cpu_env, offsetof(CPUX86State,gdt.limit)); | |
2c0262af | 6720 | } else { |
651ba608 FB |
6721 | tcg_gen_st_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,idt.base)); |
6722 | tcg_gen_st32_tl(cpu_T[1], cpu_env, offsetof(CPUX86State,idt.limit)); | |
2c0262af FB |
6723 | } |
6724 | } | |
6725 | break; | |
6726 | case 4: /* smsw */ | |
872929aa | 6727 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_READ_CR0); |
651ba608 | 6728 | tcg_gen_ld32u_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,cr[0])); |
2c0262af FB |
6729 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 1); |
6730 | break; | |
6731 | case 6: /* lmsw */ | |
6732 | if (s->cpl != 0) { | |
6733 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6734 | } else { | |
872929aa | 6735 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_WRITE_CR0); |
2c0262af | 6736 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); |
b8b6a50b | 6737 | tcg_gen_helper_0_1(helper_lmsw, cpu_T[0]); |
14ce26e7 | 6738 | gen_jmp_im(s->pc - s->cs_base); |
d71b9a8b | 6739 | gen_eob(s); |
2c0262af FB |
6740 | } |
6741 | break; | |
6742 | case 7: /* invlpg */ | |
6743 | if (s->cpl != 0) { | |
6744 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6745 | } else { | |
14ce26e7 FB |
6746 | if (mod == 3) { |
6747 | #ifdef TARGET_X86_64 | |
3d7374c5 | 6748 | if (CODE64(s) && rm == 0) { |
14ce26e7 | 6749 | /* swapgs */ |
651ba608 FB |
6750 | tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,segs[R_GS].base)); |
6751 | tcg_gen_ld_tl(cpu_T[1], cpu_env, offsetof(CPUX86State,kernelgsbase)); | |
6752 | tcg_gen_st_tl(cpu_T[1], cpu_env, offsetof(CPUX86State,segs[R_GS].base)); | |
6753 | tcg_gen_st_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,kernelgsbase)); | |
5fafdf24 | 6754 | } else |
14ce26e7 FB |
6755 | #endif |
6756 | { | |
6757 | goto illegal_op; | |
6758 | } | |
6759 | } else { | |
9575cb94 FB |
6760 | if (s->cc_op != CC_OP_DYNAMIC) |
6761 | gen_op_set_cc_op(s->cc_op); | |
6762 | gen_jmp_im(pc_start - s->cs_base); | |
14ce26e7 | 6763 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
b5b38f61 | 6764 | tcg_gen_helper_0_1(helper_invlpg, cpu_A0); |
14ce26e7 FB |
6765 | gen_jmp_im(s->pc - s->cs_base); |
6766 | gen_eob(s); | |
6767 | } | |
2c0262af FB |
6768 | } |
6769 | break; | |
6770 | default: | |
6771 | goto illegal_op; | |
6772 | } | |
6773 | break; | |
3415a4dd FB |
6774 | case 0x108: /* invd */ |
6775 | case 0x109: /* wbinvd */ | |
6776 | if (s->cpl != 0) { | |
6777 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6778 | } else { | |
872929aa | 6779 | gen_svm_check_intercept(s, pc_start, (b & 2) ? SVM_EXIT_INVD : SVM_EXIT_WBINVD); |
3415a4dd FB |
6780 | /* nothing to do */ |
6781 | } | |
6782 | break; | |
14ce26e7 FB |
6783 | case 0x63: /* arpl or movslS (x86_64) */ |
6784 | #ifdef TARGET_X86_64 | |
6785 | if (CODE64(s)) { | |
6786 | int d_ot; | |
6787 | /* d_ot is the size of destination */ | |
6788 | d_ot = dflag + OT_WORD; | |
6789 | ||
6790 | modrm = ldub_code(s->pc++); | |
6791 | reg = ((modrm >> 3) & 7) | rex_r; | |
6792 | mod = (modrm >> 6) & 3; | |
6793 | rm = (modrm & 7) | REX_B(s); | |
3b46e624 | 6794 | |
14ce26e7 | 6795 | if (mod == 3) { |
57fec1fe | 6796 | gen_op_mov_TN_reg(OT_LONG, 0, rm); |
14ce26e7 FB |
6797 | /* sign extend */ |
6798 | if (d_ot == OT_QUAD) | |
e108dd01 | 6799 | tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); |
57fec1fe | 6800 | gen_op_mov_reg_T0(d_ot, reg); |
14ce26e7 FB |
6801 | } else { |
6802 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
6803 | if (d_ot == OT_QUAD) { | |
57fec1fe | 6804 | gen_op_lds_T0_A0(OT_LONG + s->mem_index); |
14ce26e7 | 6805 | } else { |
57fec1fe | 6806 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
14ce26e7 | 6807 | } |
57fec1fe | 6808 | gen_op_mov_reg_T0(d_ot, reg); |
14ce26e7 | 6809 | } |
5fafdf24 | 6810 | } else |
14ce26e7 FB |
6811 | #endif |
6812 | { | |
3bd7da9e | 6813 | int label1; |
1e4840bf FB |
6814 | TCGv t0, t1, t2; |
6815 | ||
14ce26e7 FB |
6816 | if (!s->pe || s->vm86) |
6817 | goto illegal_op; | |
1e4840bf FB |
6818 | t0 = tcg_temp_local_new(TCG_TYPE_TL); |
6819 | t1 = tcg_temp_local_new(TCG_TYPE_TL); | |
6820 | t2 = tcg_temp_local_new(TCG_TYPE_TL); | |
3bd7da9e | 6821 | ot = OT_WORD; |
14ce26e7 FB |
6822 | modrm = ldub_code(s->pc++); |
6823 | reg = (modrm >> 3) & 7; | |
6824 | mod = (modrm >> 6) & 3; | |
6825 | rm = modrm & 7; | |
6826 | if (mod != 3) { | |
6827 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
1e4840bf | 6828 | gen_op_ld_v(ot + s->mem_index, t0, cpu_A0); |
14ce26e7 | 6829 | } else { |
1e4840bf | 6830 | gen_op_mov_v_reg(ot, t0, rm); |
14ce26e7 | 6831 | } |
1e4840bf FB |
6832 | gen_op_mov_v_reg(ot, t1, reg); |
6833 | tcg_gen_andi_tl(cpu_tmp0, t0, 3); | |
6834 | tcg_gen_andi_tl(t1, t1, 3); | |
6835 | tcg_gen_movi_tl(t2, 0); | |
3bd7da9e | 6836 | label1 = gen_new_label(); |
1e4840bf FB |
6837 | tcg_gen_brcond_tl(TCG_COND_GE, cpu_tmp0, t1, label1); |
6838 | tcg_gen_andi_tl(t0, t0, ~3); | |
6839 | tcg_gen_or_tl(t0, t0, t1); | |
6840 | tcg_gen_movi_tl(t2, CC_Z); | |
3bd7da9e | 6841 | gen_set_label(label1); |
14ce26e7 | 6842 | if (mod != 3) { |
1e4840bf | 6843 | gen_op_st_v(ot + s->mem_index, t0, cpu_A0); |
14ce26e7 | 6844 | } else { |
1e4840bf | 6845 | gen_op_mov_reg_v(ot, rm, t0); |
14ce26e7 | 6846 | } |
3bd7da9e FB |
6847 | if (s->cc_op != CC_OP_DYNAMIC) |
6848 | gen_op_set_cc_op(s->cc_op); | |
6849 | gen_compute_eflags(cpu_cc_src); | |
6850 | tcg_gen_andi_tl(cpu_cc_src, cpu_cc_src, ~CC_Z); | |
1e4840bf | 6851 | tcg_gen_or_tl(cpu_cc_src, cpu_cc_src, t2); |
3bd7da9e | 6852 | s->cc_op = CC_OP_EFLAGS; |
1e4840bf FB |
6853 | tcg_temp_free(t0); |
6854 | tcg_temp_free(t1); | |
6855 | tcg_temp_free(t2); | |
f115e911 | 6856 | } |
f115e911 | 6857 | break; |
2c0262af FB |
6858 | case 0x102: /* lar */ |
6859 | case 0x103: /* lsl */ | |
cec6843e FB |
6860 | { |
6861 | int label1; | |
1e4840bf | 6862 | TCGv t0; |
cec6843e FB |
6863 | if (!s->pe || s->vm86) |
6864 | goto illegal_op; | |
6865 | ot = dflag ? OT_LONG : OT_WORD; | |
6866 | modrm = ldub_code(s->pc++); | |
6867 | reg = ((modrm >> 3) & 7) | rex_r; | |
6868 | gen_ldst_modrm(s, modrm, OT_WORD, OR_TMP0, 0); | |
1e4840bf | 6869 | t0 = tcg_temp_local_new(TCG_TYPE_TL); |
cec6843e FB |
6870 | if (s->cc_op != CC_OP_DYNAMIC) |
6871 | gen_op_set_cc_op(s->cc_op); | |
6872 | if (b == 0x102) | |
1e4840bf | 6873 | tcg_gen_helper_1_1(helper_lar, t0, cpu_T[0]); |
cec6843e | 6874 | else |
1e4840bf | 6875 | tcg_gen_helper_1_1(helper_lsl, t0, cpu_T[0]); |
cec6843e FB |
6876 | tcg_gen_andi_tl(cpu_tmp0, cpu_cc_src, CC_Z); |
6877 | label1 = gen_new_label(); | |
cb63669a | 6878 | tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, label1); |
1e4840bf | 6879 | gen_op_mov_reg_v(ot, reg, t0); |
cec6843e FB |
6880 | gen_set_label(label1); |
6881 | s->cc_op = CC_OP_EFLAGS; | |
1e4840bf | 6882 | tcg_temp_free(t0); |
cec6843e | 6883 | } |
2c0262af FB |
6884 | break; |
6885 | case 0x118: | |
61382a50 | 6886 | modrm = ldub_code(s->pc++); |
2c0262af FB |
6887 | mod = (modrm >> 6) & 3; |
6888 | op = (modrm >> 3) & 7; | |
6889 | switch(op) { | |
6890 | case 0: /* prefetchnta */ | |
6891 | case 1: /* prefetchnt0 */ | |
6892 | case 2: /* prefetchnt0 */ | |
6893 | case 3: /* prefetchnt0 */ | |
6894 | if (mod == 3) | |
6895 | goto illegal_op; | |
6896 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
6897 | /* nothing more to do */ | |
6898 | break; | |
e17a36ce FB |
6899 | default: /* nop (multi byte) */ |
6900 | gen_nop_modrm(s, modrm); | |
6901 | break; | |
2c0262af FB |
6902 | } |
6903 | break; | |
e17a36ce FB |
6904 | case 0x119 ... 0x11f: /* nop (multi byte) */ |
6905 | modrm = ldub_code(s->pc++); | |
6906 | gen_nop_modrm(s, modrm); | |
6907 | break; | |
2c0262af FB |
6908 | case 0x120: /* mov reg, crN */ |
6909 | case 0x122: /* mov crN, reg */ | |
6910 | if (s->cpl != 0) { | |
6911 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6912 | } else { | |
61382a50 | 6913 | modrm = ldub_code(s->pc++); |
2c0262af FB |
6914 | if ((modrm & 0xc0) != 0xc0) |
6915 | goto illegal_op; | |
14ce26e7 FB |
6916 | rm = (modrm & 7) | REX_B(s); |
6917 | reg = ((modrm >> 3) & 7) | rex_r; | |
6918 | if (CODE64(s)) | |
6919 | ot = OT_QUAD; | |
6920 | else | |
6921 | ot = OT_LONG; | |
2c0262af FB |
6922 | switch(reg) { |
6923 | case 0: | |
6924 | case 2: | |
6925 | case 3: | |
6926 | case 4: | |
9230e66e | 6927 | case 8: |
872929aa FB |
6928 | if (s->cc_op != CC_OP_DYNAMIC) |
6929 | gen_op_set_cc_op(s->cc_op); | |
6930 | gen_jmp_im(pc_start - s->cs_base); | |
2c0262af | 6931 | if (b & 2) { |
57fec1fe | 6932 | gen_op_mov_TN_reg(ot, 0, rm); |
872929aa | 6933 | tcg_gen_helper_0_2(helper_write_crN, |
b8b6a50b | 6934 | tcg_const_i32(reg), cpu_T[0]); |
14ce26e7 | 6935 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
6936 | gen_eob(s); |
6937 | } else { | |
872929aa FB |
6938 | tcg_gen_helper_1_1(helper_read_crN, |
6939 | cpu_T[0], tcg_const_i32(reg)); | |
57fec1fe | 6940 | gen_op_mov_reg_T0(ot, rm); |
2c0262af FB |
6941 | } |
6942 | break; | |
6943 | default: | |
6944 | goto illegal_op; | |
6945 | } | |
6946 | } | |
6947 | break; | |
6948 | case 0x121: /* mov reg, drN */ | |
6949 | case 0x123: /* mov drN, reg */ | |
6950 | if (s->cpl != 0) { | |
6951 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6952 | } else { | |
61382a50 | 6953 | modrm = ldub_code(s->pc++); |
2c0262af FB |
6954 | if ((modrm & 0xc0) != 0xc0) |
6955 | goto illegal_op; | |
14ce26e7 FB |
6956 | rm = (modrm & 7) | REX_B(s); |
6957 | reg = ((modrm >> 3) & 7) | rex_r; | |
6958 | if (CODE64(s)) | |
6959 | ot = OT_QUAD; | |
6960 | else | |
6961 | ot = OT_LONG; | |
2c0262af | 6962 | /* XXX: do it dynamically with CR4.DE bit */ |
14ce26e7 | 6963 | if (reg == 4 || reg == 5 || reg >= 8) |
2c0262af FB |
6964 | goto illegal_op; |
6965 | if (b & 2) { | |
0573fbfc | 6966 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_WRITE_DR0 + reg); |
57fec1fe | 6967 | gen_op_mov_TN_reg(ot, 0, rm); |
b8b6a50b FB |
6968 | tcg_gen_helper_0_2(helper_movl_drN_T0, |
6969 | tcg_const_i32(reg), cpu_T[0]); | |
14ce26e7 | 6970 | gen_jmp_im(s->pc - s->cs_base); |
2c0262af FB |
6971 | gen_eob(s); |
6972 | } else { | |
0573fbfc | 6973 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_READ_DR0 + reg); |
651ba608 | 6974 | tcg_gen_ld_tl(cpu_T[0], cpu_env, offsetof(CPUX86State,dr[reg])); |
57fec1fe | 6975 | gen_op_mov_reg_T0(ot, rm); |
2c0262af FB |
6976 | } |
6977 | } | |
6978 | break; | |
6979 | case 0x106: /* clts */ | |
6980 | if (s->cpl != 0) { | |
6981 | gen_exception(s, EXCP0D_GPF, pc_start - s->cs_base); | |
6982 | } else { | |
0573fbfc | 6983 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_WRITE_CR0); |
b8b6a50b | 6984 | tcg_gen_helper_0_0(helper_clts); |
7eee2a50 | 6985 | /* abort block because static cpu state changed */ |
14ce26e7 | 6986 | gen_jmp_im(s->pc - s->cs_base); |
7eee2a50 | 6987 | gen_eob(s); |
2c0262af FB |
6988 | } |
6989 | break; | |
a35f3ec7 | 6990 | /* MMX/3DNow!/SSE/SSE2/SSE3 support */ |
664e0f19 FB |
6991 | case 0x1c3: /* MOVNTI reg, mem */ |
6992 | if (!(s->cpuid_features & CPUID_SSE2)) | |
14ce26e7 | 6993 | goto illegal_op; |
664e0f19 FB |
6994 | ot = s->dflag == 2 ? OT_QUAD : OT_LONG; |
6995 | modrm = ldub_code(s->pc++); | |
6996 | mod = (modrm >> 6) & 3; | |
6997 | if (mod == 3) | |
6998 | goto illegal_op; | |
6999 | reg = ((modrm >> 3) & 7) | rex_r; | |
7000 | /* generate a generic store */ | |
7001 | gen_ldst_modrm(s, modrm, ot, reg, 1); | |
14ce26e7 | 7002 | break; |
664e0f19 FB |
7003 | case 0x1ae: |
7004 | modrm = ldub_code(s->pc++); | |
7005 | mod = (modrm >> 6) & 3; | |
7006 | op = (modrm >> 3) & 7; | |
7007 | switch(op) { | |
7008 | case 0: /* fxsave */ | |
5fafdf24 | 7009 | if (mod == 3 || !(s->cpuid_features & CPUID_FXSR) || |
0fd14b72 | 7010 | (s->flags & HF_EM_MASK)) |
14ce26e7 | 7011 | goto illegal_op; |
0fd14b72 FB |
7012 | if (s->flags & HF_TS_MASK) { |
7013 | gen_exception(s, EXCP07_PREX, pc_start - s->cs_base); | |
7014 | break; | |
7015 | } | |
664e0f19 | 7016 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
19e6c4b8 FB |
7017 | if (s->cc_op != CC_OP_DYNAMIC) |
7018 | gen_op_set_cc_op(s->cc_op); | |
7019 | gen_jmp_im(pc_start - s->cs_base); | |
7020 | tcg_gen_helper_0_2(helper_fxsave, | |
7021 | cpu_A0, tcg_const_i32((s->dflag == 2))); | |
664e0f19 FB |
7022 | break; |
7023 | case 1: /* fxrstor */ | |
5fafdf24 | 7024 | if (mod == 3 || !(s->cpuid_features & CPUID_FXSR) || |
0fd14b72 | 7025 | (s->flags & HF_EM_MASK)) |
14ce26e7 | 7026 | goto illegal_op; |
0fd14b72 FB |
7027 | if (s->flags & HF_TS_MASK) { |
7028 | gen_exception(s, EXCP07_PREX, pc_start - s->cs_base); | |
7029 | break; | |
7030 | } | |
664e0f19 | 7031 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
19e6c4b8 FB |
7032 | if (s->cc_op != CC_OP_DYNAMIC) |
7033 | gen_op_set_cc_op(s->cc_op); | |
7034 | gen_jmp_im(pc_start - s->cs_base); | |
7035 | tcg_gen_helper_0_2(helper_fxrstor, | |
7036 | cpu_A0, tcg_const_i32((s->dflag == 2))); | |
664e0f19 FB |
7037 | break; |
7038 | case 2: /* ldmxcsr */ | |
7039 | case 3: /* stmxcsr */ | |
7040 | if (s->flags & HF_TS_MASK) { | |
7041 | gen_exception(s, EXCP07_PREX, pc_start - s->cs_base); | |
7042 | break; | |
14ce26e7 | 7043 | } |
664e0f19 FB |
7044 | if ((s->flags & HF_EM_MASK) || !(s->flags & HF_OSFXSR_MASK) || |
7045 | mod == 3) | |
14ce26e7 | 7046 | goto illegal_op; |
664e0f19 FB |
7047 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
7048 | if (op == 2) { | |
57fec1fe | 7049 | gen_op_ld_T0_A0(OT_LONG + s->mem_index); |
651ba608 | 7050 | tcg_gen_st32_tl(cpu_T[0], cpu_env, offsetof(CPUX86State, mxcsr)); |
14ce26e7 | 7051 | } else { |
651ba608 | 7052 | tcg_gen_ld32u_tl(cpu_T[0], cpu_env, offsetof(CPUX86State, mxcsr)); |
57fec1fe | 7053 | gen_op_st_T0_A0(OT_LONG + s->mem_index); |
14ce26e7 | 7054 | } |
664e0f19 FB |
7055 | break; |
7056 | case 5: /* lfence */ | |
7057 | case 6: /* mfence */ | |
664e0f19 FB |
7058 | if ((modrm & 0xc7) != 0xc0 || !(s->cpuid_features & CPUID_SSE)) |
7059 | goto illegal_op; | |
7060 | break; | |
8f091a59 FB |
7061 | case 7: /* sfence / clflush */ |
7062 | if ((modrm & 0xc7) == 0xc0) { | |
7063 | /* sfence */ | |
a35f3ec7 | 7064 | /* XXX: also check for cpuid_ext2_features & CPUID_EXT2_EMMX */ |
8f091a59 FB |
7065 | if (!(s->cpuid_features & CPUID_SSE)) |
7066 | goto illegal_op; | |
7067 | } else { | |
7068 | /* clflush */ | |
7069 | if (!(s->cpuid_features & CPUID_CLFLUSH)) | |
7070 | goto illegal_op; | |
7071 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); | |
7072 | } | |
7073 | break; | |
664e0f19 | 7074 | default: |
14ce26e7 FB |
7075 | goto illegal_op; |
7076 | } | |
7077 | break; | |
a35f3ec7 | 7078 | case 0x10d: /* 3DNow! prefetch(w) */ |
8f091a59 | 7079 | modrm = ldub_code(s->pc++); |
a35f3ec7 AJ |
7080 | mod = (modrm >> 6) & 3; |
7081 | if (mod == 3) | |
7082 | goto illegal_op; | |
8f091a59 FB |
7083 | gen_lea_modrm(s, modrm, ®_addr, &offset_addr); |
7084 | /* ignore for now */ | |
7085 | break; | |
3b21e03e | 7086 | case 0x1aa: /* rsm */ |
872929aa | 7087 | gen_svm_check_intercept(s, pc_start, SVM_EXIT_RSM); |
3b21e03e FB |
7088 | if (!(s->flags & HF_SMM_MASK)) |
7089 | goto illegal_op; | |
7090 | if (s->cc_op != CC_OP_DYNAMIC) { | |
7091 | gen_op_set_cc_op(s->cc_op); | |
7092 | s->cc_op = CC_OP_DYNAMIC; | |
7093 | } | |
7094 | gen_jmp_im(s->pc - s->cs_base); | |
b5b38f61 | 7095 | tcg_gen_helper_0_0(helper_rsm); |
3b21e03e FB |
7096 | gen_eob(s); |
7097 | break; | |
a35f3ec7 AJ |
7098 | case 0x10e ... 0x10f: |
7099 | /* 3DNow! instructions, ignore prefixes */ | |
7100 | s->prefix &= ~(PREFIX_REPZ | PREFIX_REPNZ | PREFIX_DATA); | |
664e0f19 FB |
7101 | case 0x110 ... 0x117: |
7102 | case 0x128 ... 0x12f: | |
7103 | case 0x150 ... 0x177: | |
7104 | case 0x17c ... 0x17f: | |
7105 | case 0x1c2: | |
7106 | case 0x1c4 ... 0x1c6: | |
7107 | case 0x1d0 ... 0x1fe: | |
7108 | gen_sse(s, b, pc_start, rex_r); | |
7109 | break; | |
2c0262af FB |
7110 | default: |
7111 | goto illegal_op; | |
7112 | } | |
7113 | /* lock generation */ | |
7114 | if (s->prefix & PREFIX_LOCK) | |
b8b6a50b | 7115 | tcg_gen_helper_0_0(helper_unlock); |
2c0262af FB |
7116 | return s->pc; |
7117 | illegal_op: | |
ab1f142b | 7118 | if (s->prefix & PREFIX_LOCK) |
b8b6a50b | 7119 | tcg_gen_helper_0_0(helper_unlock); |
2c0262af FB |
7120 | /* XXX: ensure that no lock was generated */ |
7121 | gen_exception(s, EXCP06_ILLOP, pc_start - s->cs_base); | |
7122 | return s->pc; | |
7123 | } | |
7124 | ||
2c0262af FB |
7125 | void optimize_flags_init(void) |
7126 | { | |
b6abf97d FB |
7127 | #if TCG_TARGET_REG_BITS == 32 |
7128 | assert(sizeof(CCTable) == (1 << 3)); | |
7129 | #else | |
7130 | assert(sizeof(CCTable) == (1 << 4)); | |
7131 | #endif | |
57fec1fe | 7132 | cpu_env = tcg_global_reg_new(TCG_TYPE_PTR, TCG_AREG0, "env"); |
b6abf97d FB |
7133 | cpu_cc_op = tcg_global_mem_new(TCG_TYPE_I32, |
7134 | TCG_AREG0, offsetof(CPUState, cc_op), "cc_op"); | |
7135 | cpu_cc_src = tcg_global_mem_new(TCG_TYPE_TL, | |
7136 | TCG_AREG0, offsetof(CPUState, cc_src), "cc_src"); | |
7137 | cpu_cc_dst = tcg_global_mem_new(TCG_TYPE_TL, | |
7138 | TCG_AREG0, offsetof(CPUState, cc_dst), "cc_dst"); | |
1e4840bf FB |
7139 | cpu_cc_tmp = tcg_global_mem_new(TCG_TYPE_TL, |
7140 | TCG_AREG0, offsetof(CPUState, cc_tmp), "cc_tmp"); | |
437a88a5 FB |
7141 | |
7142 | /* register helpers */ | |
7143 | ||
7144 | #define DEF_HELPER(ret, name, params) tcg_register_helper(name, #name); | |
7145 | #include "helper.h" | |
2c0262af FB |
7146 | } |
7147 | ||
7148 | /* generate intermediate code in gen_opc_buf and gen_opparam_buf for | |
7149 | basic block 'tb'. If search_pc is TRUE, also generate PC | |
7150 | information for each intermediate instruction. */ | |
2cfc5f17 TS |
7151 | static inline void gen_intermediate_code_internal(CPUState *env, |
7152 | TranslationBlock *tb, | |
7153 | int search_pc) | |
2c0262af FB |
7154 | { |
7155 | DisasContext dc1, *dc = &dc1; | |
14ce26e7 | 7156 | target_ulong pc_ptr; |
2c0262af | 7157 | uint16_t *gen_opc_end; |
c068688b JM |
7158 | int j, lj, cflags; |
7159 | uint64_t flags; | |
14ce26e7 FB |
7160 | target_ulong pc_start; |
7161 | target_ulong cs_base; | |
2e70f6ef PB |
7162 | int num_insns; |
7163 | int max_insns; | |
3b46e624 | 7164 | |
2c0262af | 7165 | /* generate intermediate code */ |
14ce26e7 FB |
7166 | pc_start = tb->pc; |
7167 | cs_base = tb->cs_base; | |
2c0262af | 7168 | flags = tb->flags; |
d720b93d | 7169 | cflags = tb->cflags; |
3a1d9b8b | 7170 | |
4f31916f | 7171 | dc->pe = (flags >> HF_PE_SHIFT) & 1; |
2c0262af FB |
7172 | dc->code32 = (flags >> HF_CS32_SHIFT) & 1; |
7173 | dc->ss32 = (flags >> HF_SS32_SHIFT) & 1; | |
7174 | dc->addseg = (flags >> HF_ADDSEG_SHIFT) & 1; | |
7175 | dc->f_st = 0; | |
7176 | dc->vm86 = (flags >> VM_SHIFT) & 1; | |
7177 | dc->cpl = (flags >> HF_CPL_SHIFT) & 3; | |
7178 | dc->iopl = (flags >> IOPL_SHIFT) & 3; | |
7179 | dc->tf = (flags >> TF_SHIFT) & 1; | |
34865134 | 7180 | dc->singlestep_enabled = env->singlestep_enabled; |
2c0262af FB |
7181 | dc->cc_op = CC_OP_DYNAMIC; |
7182 | dc->cs_base = cs_base; | |
7183 | dc->tb = tb; | |
7184 | dc->popl_esp_hack = 0; | |
7185 | /* select memory access functions */ | |
7186 | dc->mem_index = 0; | |
7187 | if (flags & HF_SOFTMMU_MASK) { | |
7188 | if (dc->cpl == 3) | |
14ce26e7 | 7189 | dc->mem_index = 2 * 4; |
2c0262af | 7190 | else |
14ce26e7 | 7191 | dc->mem_index = 1 * 4; |
2c0262af | 7192 | } |
14ce26e7 | 7193 | dc->cpuid_features = env->cpuid_features; |
3d7374c5 | 7194 | dc->cpuid_ext_features = env->cpuid_ext_features; |
e771edab | 7195 | dc->cpuid_ext2_features = env->cpuid_ext2_features; |
12e26b75 | 7196 | dc->cpuid_ext3_features = env->cpuid_ext3_features; |
14ce26e7 FB |
7197 | #ifdef TARGET_X86_64 |
7198 | dc->lma = (flags >> HF_LMA_SHIFT) & 1; | |
7199 | dc->code64 = (flags >> HF_CS64_SHIFT) & 1; | |
7200 | #endif | |
7eee2a50 | 7201 | dc->flags = flags; |
a2cc3b24 FB |
7202 | dc->jmp_opt = !(dc->tf || env->singlestep_enabled || |
7203 | (flags & HF_INHIBIT_IRQ_MASK) | |
415fa2ea | 7204 | #ifndef CONFIG_SOFTMMU |
2c0262af FB |
7205 | || (flags & HF_SOFTMMU_MASK) |
7206 | #endif | |
7207 | ); | |
4f31916f FB |
7208 | #if 0 |
7209 | /* check addseg logic */ | |
dc196a57 | 7210 | if (!dc->addseg && (dc->vm86 || !dc->pe || !dc->code32)) |
4f31916f FB |
7211 | printf("ERROR addseg\n"); |
7212 | #endif | |
7213 | ||
1e4840bf FB |
7214 | cpu_T[0] = tcg_temp_new(TCG_TYPE_TL); |
7215 | cpu_T[1] = tcg_temp_new(TCG_TYPE_TL); | |
7216 | cpu_A0 = tcg_temp_new(TCG_TYPE_TL); | |
7217 | cpu_T3 = tcg_temp_new(TCG_TYPE_TL); | |
7218 | ||
57fec1fe | 7219 | cpu_tmp0 = tcg_temp_new(TCG_TYPE_TL); |
b6abf97d | 7220 | cpu_tmp1_i64 = tcg_temp_new(TCG_TYPE_I64); |
b6abf97d FB |
7221 | cpu_tmp2_i32 = tcg_temp_new(TCG_TYPE_I32); |
7222 | cpu_tmp3_i32 = tcg_temp_new(TCG_TYPE_I32); | |
7223 | cpu_tmp4 = tcg_temp_new(TCG_TYPE_TL); | |
7224 | cpu_tmp5 = tcg_temp_new(TCG_TYPE_TL); | |
7225 | cpu_tmp6 = tcg_temp_new(TCG_TYPE_TL); | |
5af45186 FB |
7226 | cpu_ptr0 = tcg_temp_new(TCG_TYPE_PTR); |
7227 | cpu_ptr1 = tcg_temp_new(TCG_TYPE_PTR); | |
57fec1fe | 7228 | |
2c0262af | 7229 | gen_opc_end = gen_opc_buf + OPC_MAX_SIZE; |
2c0262af FB |
7230 | |
7231 | dc->is_jmp = DISAS_NEXT; | |
7232 | pc_ptr = pc_start; | |
7233 | lj = -1; | |
2e70f6ef PB |
7234 | num_insns = 0; |
7235 | max_insns = tb->cflags & CF_COUNT_MASK; | |
7236 | if (max_insns == 0) | |
7237 | max_insns = CF_COUNT_MASK; | |
2c0262af | 7238 | |
2e70f6ef | 7239 | gen_icount_start(); |
2c0262af FB |
7240 | for(;;) { |
7241 | if (env->nb_breakpoints > 0) { | |
7242 | for(j = 0; j < env->nb_breakpoints; j++) { | |
14ce26e7 | 7243 | if (env->breakpoints[j] == pc_ptr) { |
2c0262af FB |
7244 | gen_debug(dc, pc_ptr - dc->cs_base); |
7245 | break; | |
7246 | } | |
7247 | } | |
7248 | } | |
7249 | if (search_pc) { | |
7250 | j = gen_opc_ptr - gen_opc_buf; | |
7251 | if (lj < j) { | |
7252 | lj++; | |
7253 | while (lj < j) | |
7254 | gen_opc_instr_start[lj++] = 0; | |
7255 | } | |
14ce26e7 | 7256 | gen_opc_pc[lj] = pc_ptr; |
2c0262af FB |
7257 | gen_opc_cc_op[lj] = dc->cc_op; |
7258 | gen_opc_instr_start[lj] = 1; | |
2e70f6ef | 7259 | gen_opc_icount[lj] = num_insns; |
2c0262af | 7260 | } |
2e70f6ef PB |
7261 | if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO)) |
7262 | gen_io_start(); | |
7263 | ||
2c0262af | 7264 | pc_ptr = disas_insn(dc, pc_ptr); |
2e70f6ef | 7265 | num_insns++; |
2c0262af FB |
7266 | /* stop translation if indicated */ |
7267 | if (dc->is_jmp) | |
7268 | break; | |
7269 | /* if single step mode, we generate only one instruction and | |
7270 | generate an exception */ | |
a2cc3b24 FB |
7271 | /* if irq were inhibited with HF_INHIBIT_IRQ_MASK, we clear |
7272 | the flag and abort the translation to give the irqs a | |
7273 | change to be happen */ | |
5fafdf24 | 7274 | if (dc->tf || dc->singlestep_enabled || |
2e70f6ef | 7275 | (flags & HF_INHIBIT_IRQ_MASK)) { |
14ce26e7 | 7276 | gen_jmp_im(pc_ptr - dc->cs_base); |
2c0262af FB |
7277 | gen_eob(dc); |
7278 | break; | |
7279 | } | |
7280 | /* if too long translation, stop generation too */ | |
7281 | if (gen_opc_ptr >= gen_opc_end || | |
2e70f6ef PB |
7282 | (pc_ptr - pc_start) >= (TARGET_PAGE_SIZE - 32) || |
7283 | num_insns >= max_insns) { | |
14ce26e7 | 7284 | gen_jmp_im(pc_ptr - dc->cs_base); |
2c0262af FB |
7285 | gen_eob(dc); |
7286 | break; | |
7287 | } | |
7288 | } | |
2e70f6ef PB |
7289 | if (tb->cflags & CF_LAST_IO) |
7290 | gen_io_end(); | |
7291 | gen_icount_end(tb, num_insns); | |
2c0262af FB |
7292 | *gen_opc_ptr = INDEX_op_end; |
7293 | /* we don't forget to fill the last values */ | |
7294 | if (search_pc) { | |
7295 | j = gen_opc_ptr - gen_opc_buf; | |
7296 | lj++; | |
7297 | while (lj <= j) | |
7298 | gen_opc_instr_start[lj++] = 0; | |
7299 | } | |
3b46e624 | 7300 | |
2c0262af | 7301 | #ifdef DEBUG_DISAS |
658c8bda | 7302 | if (loglevel & CPU_LOG_TB_CPU) { |
7fe48483 | 7303 | cpu_dump_state(env, logfile, fprintf, X86_DUMP_CCOP); |
658c8bda | 7304 | } |
e19e89a5 | 7305 | if (loglevel & CPU_LOG_TB_IN_ASM) { |
14ce26e7 | 7306 | int disas_flags; |
2c0262af FB |
7307 | fprintf(logfile, "----------------\n"); |
7308 | fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start)); | |
14ce26e7 FB |
7309 | #ifdef TARGET_X86_64 |
7310 | if (dc->code64) | |
7311 | disas_flags = 2; | |
7312 | else | |
7313 | #endif | |
7314 | disas_flags = !dc->code32; | |
7315 | target_disas(logfile, pc_start, pc_ptr - pc_start, disas_flags); | |
2c0262af | 7316 | fprintf(logfile, "\n"); |
2c0262af FB |
7317 | } |
7318 | #endif | |
7319 | ||
2e70f6ef | 7320 | if (!search_pc) { |
2c0262af | 7321 | tb->size = pc_ptr - pc_start; |
2e70f6ef PB |
7322 | tb->icount = num_insns; |
7323 | } | |
2c0262af FB |
7324 | } |
7325 | ||
2cfc5f17 | 7326 | void gen_intermediate_code(CPUState *env, TranslationBlock *tb) |
2c0262af | 7327 | { |
2cfc5f17 | 7328 | gen_intermediate_code_internal(env, tb, 0); |
2c0262af FB |
7329 | } |
7330 | ||
2cfc5f17 | 7331 | void gen_intermediate_code_pc(CPUState *env, TranslationBlock *tb) |
2c0262af | 7332 | { |
2cfc5f17 | 7333 | gen_intermediate_code_internal(env, tb, 1); |
2c0262af FB |
7334 | } |
7335 | ||
d2856f1a AJ |
7336 | void gen_pc_load(CPUState *env, TranslationBlock *tb, |
7337 | unsigned long searched_pc, int pc_pos, void *puc) | |
7338 | { | |
7339 | int cc_op; | |
7340 | #ifdef DEBUG_DISAS | |
7341 | if (loglevel & CPU_LOG_TB_OP) { | |
7342 | int i; | |
7343 | fprintf(logfile, "RESTORE:\n"); | |
7344 | for(i = 0;i <= pc_pos; i++) { | |
7345 | if (gen_opc_instr_start[i]) { | |
7346 | fprintf(logfile, "0x%04x: " TARGET_FMT_lx "\n", i, gen_opc_pc[i]); | |
7347 | } | |
7348 | } | |
7349 | fprintf(logfile, "spc=0x%08lx pc_pos=0x%x eip=" TARGET_FMT_lx " cs_base=%x\n", | |
7350 | searched_pc, pc_pos, gen_opc_pc[pc_pos] - tb->cs_base, | |
7351 | (uint32_t)tb->cs_base); | |
7352 | } | |
7353 | #endif | |
7354 | env->eip = gen_opc_pc[pc_pos] - tb->cs_base; | |
7355 | cc_op = gen_opc_cc_op[pc_pos]; | |
7356 | if (cc_op != CC_OP_DYNAMIC) | |
7357 | env->cc_op = cc_op; | |
7358 | } |