Commit | Line | Data |
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0b1cf022 | 1 | /* Declarations for Intel 80386 opcode table |
c75ef631 | 2 | Copyright 2007, 2008, 2009, 2010 |
0b1cf022 L |
3 | Free Software Foundation, Inc. |
4 | ||
9b201bb5 | 5 | This file is part of the GNU opcodes library. |
0b1cf022 | 6 | |
9b201bb5 | 7 | This library is free software; you can redistribute it and/or modify |
0b1cf022 | 8 | it under the terms of the GNU General Public License as published by |
9b201bb5 | 9 | the Free Software Foundation; either version 3, or (at your option) |
0b1cf022 L |
10 | any later version. |
11 | ||
9b201bb5 NC |
12 | It is distributed in the hope that it will be useful, but WITHOUT |
13 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
14 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
15 | License for more details. | |
0b1cf022 L |
16 | |
17 | You should have received a copy of the GNU General Public License | |
18 | along with GAS; see the file COPYING. If not, write to the Free | |
19 | Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA | |
20 | 02110-1301, USA. */ | |
21 | ||
22 | #include "opcode/i386.h" | |
40fb9820 L |
23 | #ifdef HAVE_LIMITS_H |
24 | #include <limits.h> | |
25 | #endif | |
26 | ||
27 | #ifndef CHAR_BIT | |
28 | #define CHAR_BIT 8 | |
29 | #endif | |
30 | ||
31 | /* Position of cpu flags bitfiled. */ | |
32 | ||
52a6c1fe L |
33 | enum |
34 | { | |
35 | /* i186 or better required */ | |
36 | Cpu186 = 0, | |
37 | /* i286 or better required */ | |
38 | Cpu286, | |
39 | /* i386 or better required */ | |
40 | Cpu386, | |
41 | /* i486 or better required */ | |
42 | Cpu486, | |
43 | /* i585 or better required */ | |
44 | Cpu586, | |
45 | /* i686 or better required */ | |
46 | Cpu686, | |
47 | /* CLFLUSH Instuction support required */ | |
48 | CpuClflush, | |
49 | /* SYSCALL Instuctions support required */ | |
50 | CpuSYSCALL, | |
51 | /* Floating point support required */ | |
52 | Cpu8087, | |
53 | /* i287 support required */ | |
54 | Cpu287, | |
55 | /* i387 support required */ | |
56 | Cpu387, | |
57 | /* i686 and floating point support required */ | |
58 | Cpu687, | |
59 | /* SSE3 and floating point support required */ | |
60 | CpuFISTTP, | |
61 | /* MMX support required */ | |
62 | CpuMMX, | |
63 | /* SSE support required */ | |
64 | CpuSSE, | |
65 | /* SSE2 support required */ | |
66 | CpuSSE2, | |
67 | /* 3dnow! support required */ | |
68 | Cpu3dnow, | |
69 | /* 3dnow! Extensions support required */ | |
70 | Cpu3dnowA, | |
71 | /* SSE3 support required */ | |
72 | CpuSSE3, | |
73 | /* VIA PadLock required */ | |
74 | CpuPadLock, | |
75 | /* AMD Secure Virtual Machine Ext-s required */ | |
76 | CpuSVME, | |
77 | /* VMX Instructions required */ | |
78 | CpuVMX, | |
79 | /* SMX Instructions required */ | |
80 | CpuSMX, | |
81 | /* SSSE3 support required */ | |
82 | CpuSSSE3, | |
83 | /* SSE4a support required */ | |
84 | CpuSSE4a, | |
85 | /* ABM New Instructions required */ | |
86 | CpuABM, | |
87 | /* SSE4.1 support required */ | |
88 | CpuSSE4_1, | |
89 | /* SSE4.2 support required */ | |
90 | CpuSSE4_2, | |
91 | /* AVX support required */ | |
92 | CpuAVX, | |
93 | /* Intel L1OM support required */ | |
94 | CpuL1OM, | |
95 | /* Xsave/xrstor New Instuctions support required */ | |
96 | CpuXsave, | |
c7b8aa3a L |
97 | /* Xsaveopt New Instuctions support required */ |
98 | CpuXsaveopt, | |
52a6c1fe L |
99 | /* AES support required */ |
100 | CpuAES, | |
101 | /* PCLMUL support required */ | |
102 | CpuPCLMUL, | |
103 | /* FMA support required */ | |
104 | CpuFMA, | |
105 | /* FMA4 support required */ | |
106 | CpuFMA4, | |
5dd85c99 SP |
107 | /* XOP support required */ |
108 | CpuXOP, | |
f88c9eb0 SP |
109 | /* LWP support required */ |
110 | CpuLWP, | |
52a6c1fe L |
111 | /* MOVBE Instuction support required */ |
112 | CpuMovbe, | |
113 | /* EPT Instructions required */ | |
114 | CpuEPT, | |
115 | /* RDTSCP Instuction support required */ | |
116 | CpuRdtscp, | |
77321f53 | 117 | /* FSGSBASE Instructions required */ |
c7b8aa3a L |
118 | CpuFSGSBase, |
119 | /* RDRND Instructions required */ | |
120 | CpuRdRnd, | |
121 | /* F16C Instructions required */ | |
122 | CpuF16C, | |
52a6c1fe L |
123 | /* 64bit support available, used by -march= in assembler. */ |
124 | CpuLM, | |
125 | /* 64bit support required */ | |
126 | Cpu64, | |
127 | /* Not supported in the 64bit mode */ | |
128 | CpuNo64, | |
129 | /* The last bitfield in i386_cpu_flags. */ | |
130 | CpuMax = CpuNo64 | |
131 | }; | |
40fb9820 L |
132 | |
133 | #define CpuNumOfUints \ | |
134 | (CpuMax / sizeof (unsigned int) / CHAR_BIT + 1) | |
135 | #define CpuNumOfBits \ | |
136 | (CpuNumOfUints * sizeof (unsigned int) * CHAR_BIT) | |
137 | ||
138 | /* If you get a compiler error for zero width of the unused field, | |
139 | comment it out. */ | |
8c6c9809 | 140 | #define CpuUnused (CpuMax + 1) |
40fb9820 L |
141 | |
142 | /* We can check if an instruction is available with array instead | |
143 | of bitfield. */ | |
144 | typedef union i386_cpu_flags | |
145 | { | |
146 | struct | |
147 | { | |
148 | unsigned int cpui186:1; | |
149 | unsigned int cpui286:1; | |
150 | unsigned int cpui386:1; | |
151 | unsigned int cpui486:1; | |
152 | unsigned int cpui586:1; | |
153 | unsigned int cpui686:1; | |
bd5295b2 L |
154 | unsigned int cpuclflush:1; |
155 | unsigned int cpusyscall:1; | |
309d3373 JB |
156 | unsigned int cpu8087:1; |
157 | unsigned int cpu287:1; | |
158 | unsigned int cpu387:1; | |
159 | unsigned int cpu687:1; | |
160 | unsigned int cpufisttp:1; | |
40fb9820 | 161 | unsigned int cpummx:1; |
40fb9820 L |
162 | unsigned int cpusse:1; |
163 | unsigned int cpusse2:1; | |
164 | unsigned int cpua3dnow:1; | |
165 | unsigned int cpua3dnowa:1; | |
166 | unsigned int cpusse3:1; | |
167 | unsigned int cpupadlock:1; | |
168 | unsigned int cpusvme:1; | |
169 | unsigned int cpuvmx:1; | |
47dd174c | 170 | unsigned int cpusmx:1; |
40fb9820 L |
171 | unsigned int cpussse3:1; |
172 | unsigned int cpusse4a:1; | |
173 | unsigned int cpuabm:1; | |
174 | unsigned int cpusse4_1:1; | |
175 | unsigned int cpusse4_2:1; | |
c0f3af97 | 176 | unsigned int cpuavx:1; |
8a9036a4 | 177 | unsigned int cpul1om:1; |
475a2301 | 178 | unsigned int cpuxsave:1; |
c7b8aa3a | 179 | unsigned int cpuxsaveopt:1; |
c0f3af97 | 180 | unsigned int cpuaes:1; |
594ab6a3 | 181 | unsigned int cpupclmul:1; |
c0f3af97 | 182 | unsigned int cpufma:1; |
922d8de8 | 183 | unsigned int cpufma4:1; |
5dd85c99 | 184 | unsigned int cpuxop:1; |
f88c9eb0 | 185 | unsigned int cpulwp:1; |
f1f8f695 L |
186 | unsigned int cpumovbe:1; |
187 | unsigned int cpuept:1; | |
1b7f3fb0 | 188 | unsigned int cpurdtscp:1; |
c7b8aa3a L |
189 | unsigned int cpufsgsbase:1; |
190 | unsigned int cpurdrnd:1; | |
191 | unsigned int cpuf16c:1; | |
40fb9820 L |
192 | unsigned int cpulm:1; |
193 | unsigned int cpu64:1; | |
194 | unsigned int cpuno64:1; | |
195 | #ifdef CpuUnused | |
196 | unsigned int unused:(CpuNumOfBits - CpuUnused); | |
197 | #endif | |
198 | } bitfield; | |
199 | unsigned int array[CpuNumOfUints]; | |
200 | } i386_cpu_flags; | |
201 | ||
202 | /* Position of opcode_modifier bits. */ | |
203 | ||
52a6c1fe L |
204 | enum |
205 | { | |
206 | /* has direction bit. */ | |
207 | D = 0, | |
208 | /* set if operands can be words or dwords encoded the canonical way */ | |
209 | W, | |
210 | /* Skip the current insn and use the next insn in i386-opc.tbl to swap | |
211 | operand in encoding. */ | |
212 | S, | |
213 | /* insn has a modrm byte. */ | |
214 | Modrm, | |
215 | /* register is in low 3 bits of opcode */ | |
216 | ShortForm, | |
217 | /* special case for jump insns. */ | |
218 | Jump, | |
219 | /* call and jump */ | |
220 | JumpDword, | |
221 | /* loop and jecxz */ | |
222 | JumpByte, | |
223 | /* special case for intersegment leaps/calls */ | |
224 | JumpInterSegment, | |
225 | /* FP insn memory format bit, sized by 0x4 */ | |
226 | FloatMF, | |
227 | /* src/dest swap for floats. */ | |
228 | FloatR, | |
229 | /* has float insn direction bit. */ | |
230 | FloatD, | |
231 | /* needs size prefix if in 32-bit mode */ | |
232 | Size16, | |
233 | /* needs size prefix if in 16-bit mode */ | |
234 | Size32, | |
235 | /* needs size prefix if in 64-bit mode */ | |
236 | Size64, | |
237 | /* instruction ignores operand size prefix and in Intel mode ignores | |
238 | mnemonic size suffix check. */ | |
239 | IgnoreSize, | |
240 | /* default insn size depends on mode */ | |
241 | DefaultSize, | |
242 | /* b suffix on instruction illegal */ | |
243 | No_bSuf, | |
244 | /* w suffix on instruction illegal */ | |
245 | No_wSuf, | |
246 | /* l suffix on instruction illegal */ | |
247 | No_lSuf, | |
248 | /* s suffix on instruction illegal */ | |
249 | No_sSuf, | |
250 | /* q suffix on instruction illegal */ | |
251 | No_qSuf, | |
252 | /* long double suffix on instruction illegal */ | |
253 | No_ldSuf, | |
254 | /* instruction needs FWAIT */ | |
255 | FWait, | |
256 | /* quick test for string instructions */ | |
257 | IsString, | |
c32fa91d L |
258 | /* quick test for lockable instructions */ |
259 | IsLockable, | |
52a6c1fe L |
260 | /* fake an extra reg operand for clr, imul and special register |
261 | processing for some instructions. */ | |
262 | RegKludge, | |
263 | /* The first operand must be xmm0 */ | |
264 | FirstXmm0, | |
265 | /* An implicit xmm0 as the first operand */ | |
266 | Implicit1stXmm0, | |
52a6c1fe L |
267 | /* Convert to DWORD */ |
268 | ToDword, | |
269 | /* Convert to QWORD */ | |
270 | ToQword, | |
271 | /* Address prefix changes operand 0 */ | |
272 | AddrPrefixOp0, | |
273 | /* opcode is a prefix */ | |
274 | IsPrefix, | |
275 | /* instruction has extension in 8 bit imm */ | |
276 | ImmExt, | |
277 | /* instruction don't need Rex64 prefix. */ | |
278 | NoRex64, | |
279 | /* instruction require Rex64 prefix. */ | |
280 | Rex64, | |
281 | /* deprecated fp insn, gets a warning */ | |
282 | Ugh, | |
283 | /* insn has VEX prefix: | |
2bf05e57 L |
284 | 1: 128bit VEX prefix. |
285 | 2: 256bit VEX prefix. | |
712366da | 286 | 3: Scalar VEX prefix. |
52a6c1fe | 287 | */ |
712366da L |
288 | #define VEX128 1 |
289 | #define VEX256 2 | |
290 | #define VEXScalar 3 | |
52a6c1fe | 291 | Vex, |
2426c15f L |
292 | /* How to encode VEX.vvvv: |
293 | 0: VEX.vvvv must be 1111b. | |
a2a7d12c | 294 | 1: VEX.NDS. Register-only source is encoded in VEX.vvvv where |
2426c15f L |
295 | the content of source registers will be preserved. |
296 | VEX.DDS. The second register operand is encoded in VEX.vvvv | |
297 | where the content of first source register will be overwritten | |
298 | by the result. | |
a2a7d12c | 299 | For assembler, there are no difference between VEX.NDS and |
2426c15f L |
300 | VEX.DDS. |
301 | 2. VEX.NDD. Register destination is encoded in VEX.vvvv. | |
302 | 3. VEX.LWP. Register destination is encoded in VEX.vvvv and one | |
303 | of the operands can access a memory location. | |
304 | */ | |
305 | #define VEXXDS 1 | |
306 | #define VEXNDD 2 | |
307 | #define VEXLWP 3 | |
308 | VexVVVV, | |
1ef99a7b L |
309 | /* How the VEX.W bit is used: |
310 | 0: Set by the REX.W bit. | |
311 | 1: VEX.W0. Should always be 0. | |
312 | 2: VEX.W1. Should always be 1. | |
313 | */ | |
314 | #define VEXW0 1 | |
315 | #define VEXW1 2 | |
316 | VexW, | |
7f399153 L |
317 | /* VEX opcode prefix: |
318 | 0: VEX 0x0F opcode prefix. | |
319 | 1: VEX 0x0F38 opcode prefix. | |
320 | 2: VEX 0x0F3A opcode prefix | |
321 | 3: XOP 0x08 opcode prefix. | |
322 | 4: XOP 0x09 opcode prefix | |
323 | 5: XOP 0x0A opcode prefix. | |
324 | */ | |
325 | #define VEX0F 0 | |
326 | #define VEX0F38 1 | |
327 | #define VEX0F3A 2 | |
328 | #define XOP08 3 | |
329 | #define XOP09 4 | |
330 | #define XOP0A 5 | |
331 | VexOpcode, | |
8cd7925b | 332 | /* number of VEX source operands: |
8c43a48b L |
333 | 0: <= 2 source operands. |
334 | 1: 2 XOP source operands. | |
8cd7925b L |
335 | 2: 3 source operands. |
336 | */ | |
8c43a48b | 337 | #define XOP2SOURCES 1 |
8cd7925b L |
338 | #define VEX3SOURCES 2 |
339 | VexSources, | |
52a6c1fe L |
340 | /* instruction has VEX 8 bit imm */ |
341 | VexImmExt, | |
342 | /* SSE to AVX support required */ | |
343 | SSE2AVX, | |
344 | /* No AVX equivalent */ | |
345 | NoAVX, | |
346 | /* Compatible with old (<= 2.8.1) versions of gcc */ | |
347 | OldGcc, | |
348 | /* AT&T mnemonic. */ | |
349 | ATTMnemonic, | |
350 | /* AT&T syntax. */ | |
351 | ATTSyntax, | |
352 | /* Intel syntax. */ | |
353 | IntelSyntax, | |
354 | /* The last bitfield in i386_opcode_modifier. */ | |
355 | Opcode_Modifier_Max | |
356 | }; | |
40fb9820 L |
357 | |
358 | typedef struct i386_opcode_modifier | |
359 | { | |
360 | unsigned int d:1; | |
361 | unsigned int w:1; | |
b6169b20 | 362 | unsigned int s:1; |
40fb9820 L |
363 | unsigned int modrm:1; |
364 | unsigned int shortform:1; | |
365 | unsigned int jump:1; | |
366 | unsigned int jumpdword:1; | |
367 | unsigned int jumpbyte:1; | |
368 | unsigned int jumpintersegment:1; | |
369 | unsigned int floatmf:1; | |
370 | unsigned int floatr:1; | |
371 | unsigned int floatd:1; | |
372 | unsigned int size16:1; | |
373 | unsigned int size32:1; | |
374 | unsigned int size64:1; | |
375 | unsigned int ignoresize:1; | |
376 | unsigned int defaultsize:1; | |
377 | unsigned int no_bsuf:1; | |
378 | unsigned int no_wsuf:1; | |
379 | unsigned int no_lsuf:1; | |
380 | unsigned int no_ssuf:1; | |
381 | unsigned int no_qsuf:1; | |
7ce189b3 | 382 | unsigned int no_ldsuf:1; |
40fb9820 L |
383 | unsigned int fwait:1; |
384 | unsigned int isstring:1; | |
c32fa91d | 385 | unsigned int islockable:1; |
40fb9820 | 386 | unsigned int regkludge:1; |
e2ec9d29 | 387 | unsigned int firstxmm0:1; |
c0f3af97 | 388 | unsigned int implicit1stxmm0:1; |
ca61edf2 L |
389 | unsigned int todword:1; |
390 | unsigned int toqword:1; | |
391 | unsigned int addrprefixop0:1; | |
40fb9820 L |
392 | unsigned int isprefix:1; |
393 | unsigned int immext:1; | |
394 | unsigned int norex64:1; | |
395 | unsigned int rex64:1; | |
396 | unsigned int ugh:1; | |
2bf05e57 | 397 | unsigned int vex:2; |
2426c15f | 398 | unsigned int vexvvvv:2; |
1ef99a7b | 399 | unsigned int vexw:2; |
7f399153 | 400 | unsigned int vexopcode:3; |
8cd7925b | 401 | unsigned int vexsources:2; |
c0f3af97 L |
402 | unsigned int veximmext:1; |
403 | unsigned int sse2avx:1; | |
81f8a913 | 404 | unsigned int noavx:1; |
1efbbeb4 L |
405 | unsigned int oldgcc:1; |
406 | unsigned int attmnemonic:1; | |
e1d4d893 | 407 | unsigned int attsyntax:1; |
5c07affc | 408 | unsigned int intelsyntax:1; |
40fb9820 L |
409 | } i386_opcode_modifier; |
410 | ||
411 | /* Position of operand_type bits. */ | |
412 | ||
52a6c1fe L |
413 | enum |
414 | { | |
415 | /* 8bit register */ | |
416 | Reg8 = 0, | |
417 | /* 16bit register */ | |
418 | Reg16, | |
419 | /* 32bit register */ | |
420 | Reg32, | |
421 | /* 64bit register */ | |
422 | Reg64, | |
423 | /* Floating pointer stack register */ | |
424 | FloatReg, | |
425 | /* MMX register */ | |
426 | RegMMX, | |
427 | /* SSE register */ | |
428 | RegXMM, | |
429 | /* AVX registers */ | |
430 | RegYMM, | |
431 | /* Control register */ | |
432 | Control, | |
433 | /* Debug register */ | |
434 | Debug, | |
435 | /* Test register */ | |
436 | Test, | |
437 | /* 2 bit segment register */ | |
438 | SReg2, | |
439 | /* 3 bit segment register */ | |
440 | SReg3, | |
441 | /* 1 bit immediate */ | |
442 | Imm1, | |
443 | /* 8 bit immediate */ | |
444 | Imm8, | |
445 | /* 8 bit immediate sign extended */ | |
446 | Imm8S, | |
447 | /* 16 bit immediate */ | |
448 | Imm16, | |
449 | /* 32 bit immediate */ | |
450 | Imm32, | |
451 | /* 32 bit immediate sign extended */ | |
452 | Imm32S, | |
453 | /* 64 bit immediate */ | |
454 | Imm64, | |
455 | /* 8bit/16bit/32bit displacements are used in different ways, | |
456 | depending on the instruction. For jumps, they specify the | |
457 | size of the PC relative displacement, for instructions with | |
458 | memory operand, they specify the size of the offset relative | |
459 | to the base register, and for instructions with memory offset | |
460 | such as `mov 1234,%al' they specify the size of the offset | |
461 | relative to the segment base. */ | |
462 | /* 8 bit displacement */ | |
463 | Disp8, | |
464 | /* 16 bit displacement */ | |
465 | Disp16, | |
466 | /* 32 bit displacement */ | |
467 | Disp32, | |
468 | /* 32 bit signed displacement */ | |
469 | Disp32S, | |
470 | /* 64 bit displacement */ | |
471 | Disp64, | |
472 | /* Accumulator %al/%ax/%eax/%rax */ | |
473 | Acc, | |
474 | /* Floating pointer top stack register %st(0) */ | |
475 | FloatAcc, | |
476 | /* Register which can be used for base or index in memory operand. */ | |
477 | BaseIndex, | |
478 | /* Register to hold in/out port addr = dx */ | |
479 | InOutPortReg, | |
480 | /* Register to hold shift count = cl */ | |
481 | ShiftCount, | |
482 | /* Absolute address for jump. */ | |
483 | JumpAbsolute, | |
484 | /* String insn operand with fixed es segment */ | |
485 | EsSeg, | |
486 | /* RegMem is for instructions with a modrm byte where the register | |
487 | destination operand should be encoded in the mod and regmem fields. | |
488 | Normally, it will be encoded in the reg field. We add a RegMem | |
489 | flag to the destination register operand to indicate that it should | |
490 | be encoded in the regmem field. */ | |
491 | RegMem, | |
492 | /* Memory. */ | |
493 | Mem, | |
494 | /* BYTE memory. */ | |
495 | Byte, | |
496 | /* WORD memory. 2 byte */ | |
497 | Word, | |
498 | /* DWORD memory. 4 byte */ | |
499 | Dword, | |
500 | /* FWORD memory. 6 byte */ | |
501 | Fword, | |
502 | /* QWORD memory. 8 byte */ | |
503 | Qword, | |
504 | /* TBYTE memory. 10 byte */ | |
505 | Tbyte, | |
506 | /* XMMWORD memory. */ | |
507 | Xmmword, | |
508 | /* YMMWORD memory. */ | |
509 | Ymmword, | |
510 | /* Unspecified memory size. */ | |
511 | Unspecified, | |
512 | /* Any memory size. */ | |
513 | Anysize, | |
40fb9820 | 514 | |
a683cc34 SP |
515 | /* Vector 4 bit immediate. */ |
516 | Vec_Imm4, | |
517 | ||
52a6c1fe L |
518 | /* The last bitfield in i386_operand_type. */ |
519 | OTMax | |
520 | }; | |
40fb9820 L |
521 | |
522 | #define OTNumOfUints \ | |
523 | (OTMax / sizeof (unsigned int) / CHAR_BIT + 1) | |
524 | #define OTNumOfBits \ | |
525 | (OTNumOfUints * sizeof (unsigned int) * CHAR_BIT) | |
526 | ||
527 | /* If you get a compiler error for zero width of the unused field, | |
528 | comment it out. */ | |
8c6c9809 | 529 | #define OTUnused (OTMax + 1) |
40fb9820 L |
530 | |
531 | typedef union i386_operand_type | |
532 | { | |
533 | struct | |
534 | { | |
535 | unsigned int reg8:1; | |
536 | unsigned int reg16:1; | |
537 | unsigned int reg32:1; | |
538 | unsigned int reg64:1; | |
7d5e4556 L |
539 | unsigned int floatreg:1; |
540 | unsigned int regmmx:1; | |
541 | unsigned int regxmm:1; | |
c0f3af97 | 542 | unsigned int regymm:1; |
7d5e4556 L |
543 | unsigned int control:1; |
544 | unsigned int debug:1; | |
545 | unsigned int test:1; | |
546 | unsigned int sreg2:1; | |
547 | unsigned int sreg3:1; | |
548 | unsigned int imm1:1; | |
40fb9820 L |
549 | unsigned int imm8:1; |
550 | unsigned int imm8s:1; | |
551 | unsigned int imm16:1; | |
552 | unsigned int imm32:1; | |
553 | unsigned int imm32s:1; | |
554 | unsigned int imm64:1; | |
40fb9820 L |
555 | unsigned int disp8:1; |
556 | unsigned int disp16:1; | |
557 | unsigned int disp32:1; | |
558 | unsigned int disp32s:1; | |
559 | unsigned int disp64:1; | |
7d5e4556 L |
560 | unsigned int acc:1; |
561 | unsigned int floatacc:1; | |
562 | unsigned int baseindex:1; | |
40fb9820 L |
563 | unsigned int inoutportreg:1; |
564 | unsigned int shiftcount:1; | |
40fb9820 | 565 | unsigned int jumpabsolute:1; |
40fb9820 L |
566 | unsigned int esseg:1; |
567 | unsigned int regmem:1; | |
5c07affc | 568 | unsigned int mem:1; |
7d5e4556 L |
569 | unsigned int byte:1; |
570 | unsigned int word:1; | |
571 | unsigned int dword:1; | |
572 | unsigned int fword:1; | |
573 | unsigned int qword:1; | |
574 | unsigned int tbyte:1; | |
575 | unsigned int xmmword:1; | |
c0f3af97 | 576 | unsigned int ymmword:1; |
7d5e4556 L |
577 | unsigned int unspecified:1; |
578 | unsigned int anysize:1; | |
a683cc34 | 579 | unsigned int vec_imm4:1; |
40fb9820 L |
580 | #ifdef OTUnused |
581 | unsigned int unused:(OTNumOfBits - OTUnused); | |
582 | #endif | |
583 | } bitfield; | |
584 | unsigned int array[OTNumOfUints]; | |
585 | } i386_operand_type; | |
0b1cf022 | 586 | |
d3ce72d0 | 587 | typedef struct insn_template |
0b1cf022 L |
588 | { |
589 | /* instruction name sans width suffix ("mov" for movl insns) */ | |
590 | char *name; | |
591 | ||
592 | /* how many operands */ | |
593 | unsigned int operands; | |
594 | ||
595 | /* base_opcode is the fundamental opcode byte without optional | |
596 | prefix(es). */ | |
597 | unsigned int base_opcode; | |
598 | #define Opcode_D 0x2 /* Direction bit: | |
599 | set if Reg --> Regmem; | |
600 | unset if Regmem --> Reg. */ | |
601 | #define Opcode_FloatR 0x8 /* Bit to swap src/dest for float insns. */ | |
602 | #define Opcode_FloatD 0x400 /* Direction bit for float insns. */ | |
603 | ||
604 | /* extension_opcode is the 3 bit extension for group <n> insns. | |
605 | This field is also used to store the 8-bit opcode suffix for the | |
606 | AMD 3DNow! instructions. | |
85f10a01 | 607 | If this template has no extension opcode (the usual case) use None |
c1e679ec | 608 | Instructions */ |
0b1cf022 L |
609 | unsigned int extension_opcode; |
610 | #define None 0xffff /* If no extension_opcode is possible. */ | |
611 | ||
4dffcebc L |
612 | /* Opcode length. */ |
613 | unsigned char opcode_length; | |
614 | ||
0b1cf022 | 615 | /* cpu feature flags */ |
40fb9820 | 616 | i386_cpu_flags cpu_flags; |
0b1cf022 L |
617 | |
618 | /* the bits in opcode_modifier are used to generate the final opcode from | |
619 | the base_opcode. These bits also are used to detect alternate forms of | |
620 | the same instruction */ | |
40fb9820 | 621 | i386_opcode_modifier opcode_modifier; |
0b1cf022 L |
622 | |
623 | /* operand_types[i] describes the type of operand i. This is made | |
624 | by OR'ing together all of the possible type masks. (e.g. | |
625 | 'operand_types[i] = Reg|Imm' specifies that operand i can be | |
626 | either a register or an immediate operand. */ | |
40fb9820 | 627 | i386_operand_type operand_types[MAX_OPERANDS]; |
0b1cf022 | 628 | } |
d3ce72d0 | 629 | insn_template; |
0b1cf022 | 630 | |
d3ce72d0 | 631 | extern const insn_template i386_optab[]; |
0b1cf022 L |
632 | |
633 | /* these are for register name --> number & type hash lookup */ | |
634 | typedef struct | |
635 | { | |
636 | char *reg_name; | |
40fb9820 | 637 | i386_operand_type reg_type; |
a60de03c | 638 | unsigned char reg_flags; |
0b1cf022 L |
639 | #define RegRex 0x1 /* Extended register. */ |
640 | #define RegRex64 0x2 /* Extended 8 bit register. */ | |
a60de03c JB |
641 | unsigned char reg_num; |
642 | #define RegRip ((unsigned char ) ~0) | |
9a04903e | 643 | #define RegEip (RegRip - 1) |
db51cc60 | 644 | /* EIZ and RIZ are fake index registers. */ |
9a04903e | 645 | #define RegEiz (RegEip - 1) |
db51cc60 | 646 | #define RegRiz (RegEiz - 1) |
b7240065 JB |
647 | /* FLAT is a fake segment register (Intel mode). */ |
648 | #define RegFlat ((unsigned char) ~0) | |
a60de03c JB |
649 | signed char dw2_regnum[2]; |
650 | #define Dw2Inval (-1) | |
0b1cf022 L |
651 | } |
652 | reg_entry; | |
653 | ||
654 | /* Entries in i386_regtab. */ | |
655 | #define REGNAM_AL 1 | |
656 | #define REGNAM_AX 25 | |
657 | #define REGNAM_EAX 41 | |
658 | ||
659 | extern const reg_entry i386_regtab[]; | |
c3fe08fa | 660 | extern const unsigned int i386_regtab_size; |
0b1cf022 L |
661 | |
662 | typedef struct | |
663 | { | |
664 | char *seg_name; | |
665 | unsigned int seg_prefix; | |
666 | } | |
667 | seg_entry; | |
668 | ||
669 | extern const seg_entry cs; | |
670 | extern const seg_entry ds; | |
671 | extern const seg_entry ss; | |
672 | extern const seg_entry es; | |
673 | extern const seg_entry fs; | |
674 | extern const seg_entry gs; |