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fix typo.
[deliverable/binutils-gdb.git] / opcodes / i386-dis.c
1 /* Print i386 instructions for GDB, the GNU debugger.
2 Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
3 2001
4 Free Software Foundation, Inc.
5
6 This file is part of GDB.
7
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
12
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21
22 /*
23 * 80386 instruction printer by Pace Willisson (pace@prep.ai.mit.edu)
24 * July 1988
25 * modified by John Hassey (hassey@dg-rtp.dg.com)
26 * x86-64 support added by Jan Hubicka (jh@suse.cz)
27 */
28
29 /*
30 * The main tables describing the instructions is essentially a copy
31 * of the "Opcode Map" chapter (Appendix A) of the Intel 80386
32 * Programmers Manual. Usually, there is a capital letter, followed
33 * by a small letter. The capital letter tell the addressing mode,
34 * and the small letter tells about the operand size. Refer to
35 * the Intel manual for details.
36 */
37
38 #include "dis-asm.h"
39 #include "sysdep.h"
40 #include "opintl.h"
41
42 #define MAXLEN 20
43
44 #include <setjmp.h>
45
46 #ifndef UNIXWARE_COMPAT
47 /* Set non-zero for broken, compatible instructions. Set to zero for
48 non-broken opcodes. */
49 #define UNIXWARE_COMPAT 1
50 #endif
51
52 static int fetch_data PARAMS ((struct disassemble_info *, bfd_byte *));
53
54 struct dis_private
55 {
56 /* Points to first byte not fetched. */
57 bfd_byte *max_fetched;
58 bfd_byte the_buffer[MAXLEN];
59 bfd_vma insn_start;
60 jmp_buf bailout;
61 };
62
63 /* The opcode for the fwait instruction, which we treat as a prefix
64 when we can. */
65 #define FWAIT_OPCODE (0x9b)
66
67 /* Set to 1 for 64bit mode disassembly. */
68 static int mode_64bit;
69
70 /* Flags for the prefixes for the current instruction. See below. */
71 static int prefixes;
72
73 /* REX prefix the current instruction. See below. */
74 static int rex;
75 /* Bits of REX we've already used. */
76 static int rex_used;
77 #define REX_MODE64 8
78 #define REX_EXTX 4
79 #define REX_EXTY 2
80 #define REX_EXTZ 1
81 /* Mark parts used in the REX prefix. When we are testing for
82 empty prefix (for 8bit register REX extension), just mask it
83 out. Otherwise test for REX bit is excuse for existence of REX
84 only in case value is nonzero. */
85 #define USED_REX(value) \
86 { \
87 if (value) \
88 rex_used |= (rex & value) ? (value) | 0x40 : 0; \
89 else \
90 rex_used |= 0x40; \
91 }
92
93 /* Flags for prefixes which we somehow handled when printing the
94 current instruction. */
95 static int used_prefixes;
96
97 /* Flags stored in PREFIXES. */
98 #define PREFIX_REPZ 1
99 #define PREFIX_REPNZ 2
100 #define PREFIX_LOCK 4
101 #define PREFIX_CS 8
102 #define PREFIX_SS 0x10
103 #define PREFIX_DS 0x20
104 #define PREFIX_ES 0x40
105 #define PREFIX_FS 0x80
106 #define PREFIX_GS 0x100
107 #define PREFIX_DATA 0x200
108 #define PREFIX_ADDR 0x400
109 #define PREFIX_FWAIT 0x800
110
111 /* Make sure that bytes from INFO->PRIVATE_DATA->BUFFER (inclusive)
112 to ADDR (exclusive) are valid. Returns 1 for success, longjmps
113 on error. */
114 #define FETCH_DATA(info, addr) \
115 ((addr) <= ((struct dis_private *)(info->private_data))->max_fetched \
116 ? 1 : fetch_data ((info), (addr)))
117
118 static int
119 fetch_data (info, addr)
120 struct disassemble_info *info;
121 bfd_byte *addr;
122 {
123 int status;
124 struct dis_private *priv = (struct dis_private *)info->private_data;
125 bfd_vma start = priv->insn_start + (priv->max_fetched - priv->the_buffer);
126
127 status = (*info->read_memory_func) (start,
128 priv->max_fetched,
129 addr - priv->max_fetched,
130 info);
131 if (status != 0)
132 {
133 /* If we did manage to read at least one byte, then
134 print_insn_i386 will do something sensible. Otherwise, print
135 an error. We do that here because this is where we know
136 STATUS. */
137 if (priv->max_fetched == priv->the_buffer)
138 (*info->memory_error_func) (status, start, info);
139 longjmp (priv->bailout, 1);
140 }
141 else
142 priv->max_fetched = addr;
143 return 1;
144 }
145
146 #define XX NULL, 0
147
148 #define Eb OP_E, b_mode
149 #define Ev OP_E, v_mode
150 #define Ed OP_E, d_mode
151 #define indirEb OP_indirE, b_mode
152 #define indirEv OP_indirE, v_mode
153 #define Ew OP_E, w_mode
154 #define Ma OP_E, v_mode
155 #define M OP_E, 0 /* lea */
156 #define Mp OP_E, 0 /* 32 or 48 bit memory operand for LDS, LES etc */
157 #define Gb OP_G, b_mode
158 #define Gv OP_G, v_mode
159 #define Gd OP_G, d_mode
160 #define Gw OP_G, w_mode
161 #define Rd OP_Rd, d_mode
162 #define Rm OP_Rd, m_mode
163 #define Ib OP_I, b_mode
164 #define sIb OP_sI, b_mode /* sign extened byte */
165 #define Iv OP_I, v_mode
166 #define Iq OP_I, q_mode
167 #define Iv64 OP_I64, v_mode
168 #define Iw OP_I, w_mode
169 #define Jb OP_J, b_mode
170 #define Jv OP_J, v_mode
171 #define Cm OP_C, m_mode
172 #define Dm OP_D, m_mode
173 #define Td OP_T, d_mode
174
175 #define RMeAX OP_REG, eAX_reg
176 #define RMeBX OP_REG, eBX_reg
177 #define RMeCX OP_REG, eCX_reg
178 #define RMeDX OP_REG, eDX_reg
179 #define RMeSP OP_REG, eSP_reg
180 #define RMeBP OP_REG, eBP_reg
181 #define RMeSI OP_REG, eSI_reg
182 #define RMeDI OP_REG, eDI_reg
183 #define RMrAX OP_REG, rAX_reg
184 #define RMrBX OP_REG, rBX_reg
185 #define RMrCX OP_REG, rCX_reg
186 #define RMrDX OP_REG, rDX_reg
187 #define RMrSP OP_REG, rSP_reg
188 #define RMrBP OP_REG, rBP_reg
189 #define RMrSI OP_REG, rSI_reg
190 #define RMrDI OP_REG, rDI_reg
191 #define RMAL OP_REG, al_reg
192 #define RMAL OP_REG, al_reg
193 #define RMCL OP_REG, cl_reg
194 #define RMDL OP_REG, dl_reg
195 #define RMBL OP_REG, bl_reg
196 #define RMAH OP_REG, ah_reg
197 #define RMCH OP_REG, ch_reg
198 #define RMDH OP_REG, dh_reg
199 #define RMBH OP_REG, bh_reg
200 #define RMAX OP_REG, ax_reg
201 #define RMDX OP_REG, dx_reg
202
203 #define eAX OP_IMREG, eAX_reg
204 #define eBX OP_IMREG, eBX_reg
205 #define eCX OP_IMREG, eCX_reg
206 #define eDX OP_IMREG, eDX_reg
207 #define eSP OP_IMREG, eSP_reg
208 #define eBP OP_IMREG, eBP_reg
209 #define eSI OP_IMREG, eSI_reg
210 #define eDI OP_IMREG, eDI_reg
211 #define AL OP_IMREG, al_reg
212 #define AL OP_IMREG, al_reg
213 #define CL OP_IMREG, cl_reg
214 #define DL OP_IMREG, dl_reg
215 #define BL OP_IMREG, bl_reg
216 #define AH OP_IMREG, ah_reg
217 #define CH OP_IMREG, ch_reg
218 #define DH OP_IMREG, dh_reg
219 #define BH OP_IMREG, bh_reg
220 #define AX OP_IMREG, ax_reg
221 #define DX OP_IMREG, dx_reg
222 #define indirDX OP_IMREG, indir_dx_reg
223
224 #define Sw OP_SEG, w_mode
225 #define Ap OP_DIR, 0
226 #define Ob OP_OFF, b_mode
227 #define Ob64 OP_OFF64, b_mode
228 #define Ov OP_OFF, v_mode
229 #define Ov64 OP_OFF64, v_mode
230 #define Xb OP_DSreg, eSI_reg
231 #define Xv OP_DSreg, eSI_reg
232 #define Yb OP_ESreg, eDI_reg
233 #define Yv OP_ESreg, eDI_reg
234 #define DSBX OP_DSreg, eBX_reg
235
236 #define es OP_REG, es_reg
237 #define ss OP_REG, ss_reg
238 #define cs OP_REG, cs_reg
239 #define ds OP_REG, ds_reg
240 #define fs OP_REG, fs_reg
241 #define gs OP_REG, gs_reg
242
243 #define MX OP_MMX, 0
244 #define XM OP_XMM, 0
245 #define EM OP_EM, v_mode
246 #define EX OP_EX, v_mode
247 #define MS OP_MS, v_mode
248 #define XS OP_XS, v_mode
249 #define None OP_E, 0
250 #define OPSUF OP_3DNowSuffix, 0
251 #define OPSIMD OP_SIMD_Suffix, 0
252
253 #define cond_jump_flag NULL, cond_jump_mode
254 #define loop_jcxz_flag NULL, loop_jcxz_mode
255
256 /* bits in sizeflag */
257 #if 0 /* leave undefined until someone adds the extra flag to objdump */
258 #define SUFFIX_ALWAYS 4
259 #endif
260 #define AFLAG 2
261 #define DFLAG 1
262
263 typedef void (*op_rtn) PARAMS ((int bytemode, int sizeflag));
264
265 static void OP_E PARAMS ((int, int));
266 static void OP_G PARAMS ((int, int));
267 static void OP_I PARAMS ((int, int));
268 static void OP_I64 PARAMS ((int, int));
269 static void OP_OFF PARAMS ((int, int));
270 static void OP_REG PARAMS ((int, int));
271 static void OP_IMREG PARAMS ((int, int));
272 static void OP_OFF64 PARAMS ((int, int));
273 static void OP_indirE PARAMS ((int, int));
274 static void OP_sI PARAMS ((int, int));
275 static void OP_REG PARAMS ((int, int));
276 static void OP_J PARAMS ((int, int));
277 static void OP_DIR PARAMS ((int, int));
278 static void OP_OFF PARAMS ((int, int));
279 static void OP_ESreg PARAMS ((int, int));
280 static void OP_DSreg PARAMS ((int, int));
281 static void OP_SEG PARAMS ((int, int));
282 static void OP_C PARAMS ((int, int));
283 static void OP_D PARAMS ((int, int));
284 static void OP_T PARAMS ((int, int));
285 static void OP_Rd PARAMS ((int, int));
286 static void OP_ST PARAMS ((int, int));
287 static void OP_STi PARAMS ((int, int));
288 static void OP_MMX PARAMS ((int, int));
289 static void OP_XMM PARAMS ((int, int));
290 static void OP_EM PARAMS ((int, int));
291 static void OP_EX PARAMS ((int, int));
292 static void OP_MS PARAMS ((int, int));
293 static void OP_XS PARAMS ((int, int));
294 static void OP_3DNowSuffix PARAMS ((int, int));
295 static void OP_SIMD_Suffix PARAMS ((int, int));
296 static void SIMD_Fixup PARAMS ((int, int));
297
298 static void append_seg PARAMS ((void));
299 static void set_op PARAMS ((unsigned int op, int));
300 static void putop PARAMS ((const char *template, int sizeflag));
301 static void dofloat PARAMS ((int sizeflag));
302 static int get16 PARAMS ((void));
303 static bfd_vma get64 PARAMS ((void));
304 static bfd_signed_vma get32 PARAMS ((void));
305 static bfd_signed_vma get32s PARAMS ((void));
306 static void ckprefix PARAMS ((void));
307 static const char *prefix_name PARAMS ((int, int));
308 static void ptr_reg PARAMS ((int, int));
309 static void BadOp PARAMS ((void));
310
311 #define b_mode 1 /* byte operand */
312 #define v_mode 2 /* operand size depends on prefixes */
313 #define w_mode 3 /* word operand */
314 #define d_mode 4 /* double word operand */
315 #define q_mode 5 /* quad word operand */
316 #define x_mode 6
317 #define m_mode 7 /* d_mode in 32bit, q_mode in 64bit mode. */
318 #define cond_jump_mode 8
319 #define loop_jcxz_mode 9
320
321 #define es_reg 100
322 #define cs_reg 101
323 #define ss_reg 102
324 #define ds_reg 103
325 #define fs_reg 104
326 #define gs_reg 105
327
328 #define eAX_reg 108
329 #define eCX_reg 109
330 #define eDX_reg 110
331 #define eBX_reg 111
332 #define eSP_reg 112
333 #define eBP_reg 113
334 #define eSI_reg 114
335 #define eDI_reg 115
336
337 #define al_reg 116
338 #define cl_reg 117
339 #define dl_reg 118
340 #define bl_reg 119
341 #define ah_reg 120
342 #define ch_reg 121
343 #define dh_reg 122
344 #define bh_reg 123
345
346 #define ax_reg 124
347 #define cx_reg 125
348 #define dx_reg 126
349 #define bx_reg 127
350 #define sp_reg 128
351 #define bp_reg 129
352 #define si_reg 130
353 #define di_reg 131
354
355 #define rAX_reg 132
356 #define rCX_reg 133
357 #define rDX_reg 134
358 #define rBX_reg 135
359 #define rSP_reg 136
360 #define rBP_reg 137
361 #define rSI_reg 138
362 #define rDI_reg 139
363
364 #define indir_dx_reg 150
365
366 #define USE_GROUPS 1
367 #define USE_PREFIX_USER_TABLE 2
368
369 #define GRP1b NULL, NULL, 0, NULL, USE_GROUPS, NULL, 0
370 #define GRP1S NULL, NULL, 1, NULL, USE_GROUPS, NULL, 0
371 #define GRP1Ss NULL, NULL, 2, NULL, USE_GROUPS, NULL, 0
372 #define GRP2b NULL, NULL, 3, NULL, USE_GROUPS, NULL, 0
373 #define GRP2S NULL, NULL, 4, NULL, USE_GROUPS, NULL, 0
374 #define GRP2b_one NULL, NULL, 5, NULL, USE_GROUPS, NULL, 0
375 #define GRP2S_one NULL, NULL, 6, NULL, USE_GROUPS, NULL, 0
376 #define GRP2b_cl NULL, NULL, 7, NULL, USE_GROUPS, NULL, 0
377 #define GRP2S_cl NULL, NULL, 8, NULL, USE_GROUPS, NULL, 0
378 #define GRP3b NULL, NULL, 9, NULL, USE_GROUPS, NULL, 0
379 #define GRP3S NULL, NULL, 10, NULL, USE_GROUPS, NULL, 0
380 #define GRP4 NULL, NULL, 11, NULL, USE_GROUPS, NULL, 0
381 #define GRP5 NULL, NULL, 12, NULL, USE_GROUPS, NULL, 0
382 #define GRP6 NULL, NULL, 13, NULL, USE_GROUPS, NULL, 0
383 #define GRP7 NULL, NULL, 14, NULL, USE_GROUPS, NULL, 0
384 #define GRP8 NULL, NULL, 15, NULL, USE_GROUPS, NULL, 0
385 #define GRP9 NULL, NULL, 16, NULL, USE_GROUPS, NULL, 0
386 #define GRP10 NULL, NULL, 17, NULL, USE_GROUPS, NULL, 0
387 #define GRP11 NULL, NULL, 18, NULL, USE_GROUPS, NULL, 0
388 #define GRP12 NULL, NULL, 19, NULL, USE_GROUPS, NULL, 0
389 #define GRP13 NULL, NULL, 20, NULL, USE_GROUPS, NULL, 0
390 #define GRP14 NULL, NULL, 21, NULL, USE_GROUPS, NULL, 0
391 #define GRPAMD NULL, NULL, 22, NULL, USE_GROUPS, NULL, 0
392
393 #define PREGRP0 NULL, NULL, 0, NULL, USE_PREFIX_USER_TABLE, NULL, 0
394 #define PREGRP1 NULL, NULL, 1, NULL, USE_PREFIX_USER_TABLE, NULL, 0
395 #define PREGRP2 NULL, NULL, 2, NULL, USE_PREFIX_USER_TABLE, NULL, 0
396 #define PREGRP3 NULL, NULL, 3, NULL, USE_PREFIX_USER_TABLE, NULL, 0
397 #define PREGRP4 NULL, NULL, 4, NULL, USE_PREFIX_USER_TABLE, NULL, 0
398 #define PREGRP5 NULL, NULL, 5, NULL, USE_PREFIX_USER_TABLE, NULL, 0
399 #define PREGRP6 NULL, NULL, 6, NULL, USE_PREFIX_USER_TABLE, NULL, 0
400 #define PREGRP7 NULL, NULL, 7, NULL, USE_PREFIX_USER_TABLE, NULL, 0
401 #define PREGRP8 NULL, NULL, 8, NULL, USE_PREFIX_USER_TABLE, NULL, 0
402 #define PREGRP9 NULL, NULL, 9, NULL, USE_PREFIX_USER_TABLE, NULL, 0
403 #define PREGRP10 NULL, NULL, 10, NULL, USE_PREFIX_USER_TABLE, NULL, 0
404 #define PREGRP11 NULL, NULL, 11, NULL, USE_PREFIX_USER_TABLE, NULL, 0
405 #define PREGRP12 NULL, NULL, 12, NULL, USE_PREFIX_USER_TABLE, NULL, 0
406 #define PREGRP13 NULL, NULL, 13, NULL, USE_PREFIX_USER_TABLE, NULL, 0
407 #define PREGRP14 NULL, NULL, 14, NULL, USE_PREFIX_USER_TABLE, NULL, 0
408 #define PREGRP15 NULL, NULL, 15, NULL, USE_PREFIX_USER_TABLE, NULL, 0
409 #define PREGRP16 NULL, NULL, 16, NULL, USE_PREFIX_USER_TABLE, NULL, 0
410 #define PREGRP17 NULL, NULL, 17, NULL, USE_PREFIX_USER_TABLE, NULL, 0
411 #define PREGRP18 NULL, NULL, 18, NULL, USE_PREFIX_USER_TABLE, NULL, 0
412 #define PREGRP19 NULL, NULL, 19, NULL, USE_PREFIX_USER_TABLE, NULL, 0
413 #define PREGRP20 NULL, NULL, 20, NULL, USE_PREFIX_USER_TABLE, NULL, 0
414 #define PREGRP21 NULL, NULL, 21, NULL, USE_PREFIX_USER_TABLE, NULL, 0
415 #define PREGRP22 NULL, NULL, 22, NULL, USE_PREFIX_USER_TABLE, NULL, 0
416 #define PREGRP23 NULL, NULL, 23, NULL, USE_PREFIX_USER_TABLE, NULL, 0
417 #define PREGRP24 NULL, NULL, 24, NULL, USE_PREFIX_USER_TABLE, NULL, 0
418 #define PREGRP25 NULL, NULL, 25, NULL, USE_PREFIX_USER_TABLE, NULL, 0
419 #define PREGRP26 NULL, NULL, 26, NULL, USE_PREFIX_USER_TABLE, NULL, 0
420
421 #define FLOATCODE 50
422 #define FLOAT NULL, NULL, FLOATCODE, NULL, 0, NULL, 0
423
424 struct dis386 {
425 const char *name;
426 op_rtn op1;
427 int bytemode1;
428 op_rtn op2;
429 int bytemode2;
430 op_rtn op3;
431 int bytemode3;
432 };
433
434 /* Upper case letters in the instruction names here are macros.
435 'A' => print 'b' if no register operands or suffix_always is true
436 'B' => print 'b' if suffix_always is true
437 'E' => print 'e' if 32-bit form of jcxz
438 'F' => print 'w' or 'l' depending on address size prefix (loop insns)
439 'L' => print 'l' if suffix_always is true
440 'N' => print 'n' if instruction has no wait "prefix"
441 'O' => print 'd', or 'o'
442 'P' => print 'w', 'l' or 'q' if instruction has an operand size prefix,
443 or suffix_always is true
444 print 'q' if rex prefix is present.
445 'I' => print 'q' in 64bit mode and behave as 'P' otherwise
446 'Q' => print 'w', 'l' or 'q' if no register operands or suffix_always is true
447 'R' => print 'w', 'l' or 'q' ("wd" or "dq" in intel mode)
448 'S' => print 'w', 'l' or 'q' if suffix_always is true
449 'T' => print 'q' in 64bit mode and behave as 'I' otherwise
450 'X' => print 's', 'd' depending on data16 prefix (for XMM)
451 'W' => print 'b' or 'w' ("w" or "de" in intel mode)
452 'Y' => 'q' if instruction has an REX 64bit overwrite prefix
453 */
454
455 static const struct dis386 dis386_att[] = {
456 /* 00 */
457 { "addB", Eb, Gb, XX },
458 { "addS", Ev, Gv, XX },
459 { "addB", Gb, Eb, XX },
460 { "addS", Gv, Ev, XX },
461 { "addB", AL, Ib, XX },
462 { "addS", eAX, Iv, XX },
463 { "pushI", es, XX, XX },
464 { "popI", es, XX, XX },
465 /* 08 */
466 { "orB", Eb, Gb, XX },
467 { "orS", Ev, Gv, XX },
468 { "orB", Gb, Eb, XX },
469 { "orS", Gv, Ev, XX },
470 { "orB", AL, Ib, XX },
471 { "orS", eAX, Iv, XX },
472 { "pushI", cs, XX, XX },
473 { "(bad)", XX, XX, XX }, /* 0x0f extended opcode escape */
474 /* 10 */
475 { "adcB", Eb, Gb, XX },
476 { "adcS", Ev, Gv, XX },
477 { "adcB", Gb, Eb, XX },
478 { "adcS", Gv, Ev, XX },
479 { "adcB", AL, Ib, XX },
480 { "adcS", eAX, Iv, XX },
481 { "pushI", ss, XX, XX },
482 { "popI", ss, XX, XX },
483 /* 18 */
484 { "sbbB", Eb, Gb, XX },
485 { "sbbS", Ev, Gv, XX },
486 { "sbbB", Gb, Eb, XX },
487 { "sbbS", Gv, Ev, XX },
488 { "sbbB", AL, Ib, XX },
489 { "sbbS", eAX, Iv, XX },
490 { "pushI", ds, XX, XX },
491 { "popI", ds, XX, XX },
492 /* 20 */
493 { "andB", Eb, Gb, XX },
494 { "andS", Ev, Gv, XX },
495 { "andB", Gb, Eb, XX },
496 { "andS", Gv, Ev, XX },
497 { "andB", AL, Ib, XX },
498 { "andS", eAX, Iv, XX },
499 { "(bad)", XX, XX, XX }, /* SEG ES prefix */
500 { "daa", XX, XX, XX },
501 /* 28 */
502 { "subB", Eb, Gb, XX },
503 { "subS", Ev, Gv, XX },
504 { "subB", Gb, Eb, XX },
505 { "subS", Gv, Ev, XX },
506 { "subB", AL, Ib, XX },
507 { "subS", eAX, Iv, XX },
508 { "(bad)", XX, XX, XX }, /* SEG CS prefix */
509 { "das", XX, XX, XX },
510 /* 30 */
511 { "xorB", Eb, Gb, XX },
512 { "xorS", Ev, Gv, XX },
513 { "xorB", Gb, Eb, XX },
514 { "xorS", Gv, Ev, XX },
515 { "xorB", AL, Ib, XX },
516 { "xorS", eAX, Iv, XX },
517 { "(bad)", XX, XX, XX }, /* SEG SS prefix */
518 { "aaa", XX, XX, XX },
519 /* 38 */
520 { "cmpB", Eb, Gb, XX },
521 { "cmpS", Ev, Gv, XX },
522 { "cmpB", Gb, Eb, XX },
523 { "cmpS", Gv, Ev, XX },
524 { "cmpB", AL, Ib, XX },
525 { "cmpS", eAX, Iv, XX },
526 { "(bad)", XX, XX, XX }, /* SEG DS prefix */
527 { "aas", XX, XX, XX },
528 /* 40 */
529 { "incS", RMeAX, XX, XX },
530 { "incS", RMeCX, XX, XX },
531 { "incS", RMeDX, XX, XX },
532 { "incS", RMeBX, XX, XX },
533 { "incS", RMeSP, XX, XX },
534 { "incS", RMeBP, XX, XX },
535 { "incS", RMeSI, XX, XX },
536 { "incS", RMeDI, XX, XX },
537 /* 48 */
538 { "decS", RMeAX, XX, XX },
539 { "decS", RMeCX, XX, XX },
540 { "decS", RMeDX, XX, XX },
541 { "decS", RMeBX, XX, XX },
542 { "decS", RMeSP, XX, XX },
543 { "decS", RMeBP, XX, XX },
544 { "decS", RMeSI, XX, XX },
545 { "decS", RMeDI, XX, XX },
546 /* 50 */
547 { "pushS", RMeAX, XX, XX },
548 { "pushS", RMeCX, XX, XX },
549 { "pushS", RMeDX, XX, XX },
550 { "pushS", RMeBX, XX, XX },
551 { "pushS", RMeSP, XX, XX },
552 { "pushS", RMeBP, XX, XX },
553 { "pushS", RMeSI, XX, XX },
554 { "pushS", RMeDI, XX, XX },
555 /* 58 */
556 { "popS", RMeAX, XX, XX },
557 { "popS", RMeCX, XX, XX },
558 { "popS", RMeDX, XX, XX },
559 { "popS", RMeBX, XX, XX },
560 { "popS", RMeSP, XX, XX },
561 { "popS", RMeBP, XX, XX },
562 { "popS", RMeSI, XX, XX },
563 { "popS", RMeDI, XX, XX },
564 /* 60 */
565 { "pushaP", XX, XX, XX },
566 { "popaP", XX, XX, XX },
567 { "boundS", Gv, Ma, XX },
568 { "arpl", Ew, Gw, XX },
569 { "(bad)", XX, XX, XX }, /* seg fs */
570 { "(bad)", XX, XX, XX }, /* seg gs */
571 { "(bad)", XX, XX, XX }, /* op size prefix */
572 { "(bad)", XX, XX, XX }, /* adr size prefix */
573 /* 68 */
574 { "pushI", Iv, XX, XX }, /* 386 book wrong */
575 { "imulS", Gv, Ev, Iv },
576 { "pushI", sIb, XX, XX }, /* push of byte really pushes 2 or 4 bytes */
577 { "imulS", Gv, Ev, sIb },
578 { "insb", Yb, indirDX, XX },
579 { "insR", Yv, indirDX, XX },
580 { "outsb", indirDX, Xb, XX },
581 { "outsR", indirDX, Xv, XX },
582 /* 70 */
583 { "jo", Jb, cond_jump_flag, XX },
584 { "jno", Jb, cond_jump_flag, XX },
585 { "jb", Jb, cond_jump_flag, XX },
586 { "jae", Jb, cond_jump_flag, XX },
587 { "je", Jb, cond_jump_flag, XX },
588 { "jne", Jb, cond_jump_flag, XX },
589 { "jbe", Jb, cond_jump_flag, XX },
590 { "ja", Jb, cond_jump_flag, XX },
591 /* 78 */
592 { "js", Jb, cond_jump_flag, XX },
593 { "jns", Jb, cond_jump_flag, XX },
594 { "jp", Jb, cond_jump_flag, XX },
595 { "jnp", Jb, cond_jump_flag, XX },
596 { "jl", Jb, cond_jump_flag, XX },
597 { "jge", Jb, cond_jump_flag, XX },
598 { "jle", Jb, cond_jump_flag, XX },
599 { "jg", Jb, cond_jump_flag, XX },
600 /* 80 */
601 { GRP1b },
602 { GRP1S },
603 { "(bad)", XX, XX, XX },
604 { GRP1Ss },
605 { "testB", Eb, Gb, XX },
606 { "testS", Ev, Gv, XX },
607 { "xchgB", Eb, Gb, XX },
608 { "xchgS", Ev, Gv, XX },
609 /* 88 */
610 { "movB", Eb, Gb, XX },
611 { "movS", Ev, Gv, XX },
612 { "movB", Gb, Eb, XX },
613 { "movS", Gv, Ev, XX },
614 { "movQ", Ev, Sw, XX },
615 { "leaS", Gv, M, XX },
616 { "movQ", Sw, Ev, XX },
617 { "popT", Ev, XX, XX },
618 /* 90 */
619 { "nop", XX, XX, XX },
620 /* FIXME: NOP with REPz prefix is called PAUSE. */
621 { "xchgS", RMeCX, eAX, XX },
622 { "xchgS", RMeDX, eAX, XX },
623 { "xchgS", RMeBX, eAX, XX },
624 { "xchgS", RMeSP, eAX, XX },
625 { "xchgS", RMeBP, eAX, XX },
626 { "xchgS", RMeSI, eAX, XX },
627 { "xchgS", RMeDI, eAX, XX },
628 /* 98 */
629 { "cWtR", XX, XX, XX },
630 { "cRtO", XX, XX, XX },
631 { "lcallI", Ap, XX, XX },
632 { "(bad)", XX, XX, XX }, /* fwait */
633 { "pushfI", XX, XX, XX },
634 { "popfI", XX, XX, XX },
635 { "sahf", XX, XX, XX },
636 { "lahf", XX, XX, XX },
637 /* a0 */
638 { "movB", AL, Ob, XX },
639 { "movS", eAX, Ov, XX },
640 { "movB", Ob, AL, XX },
641 { "movS", Ov, eAX, XX },
642 { "movsb", Yb, Xb, XX },
643 { "movsR", Yv, Xv, XX },
644 { "cmpsb", Xb, Yb, XX },
645 { "cmpsR", Xv, Yv, XX },
646 /* a8 */
647 { "testB", AL, Ib, XX },
648 { "testS", eAX, Iv, XX },
649 { "stosB", Yb, AL, XX },
650 { "stosS", Yv, eAX, XX },
651 { "lodsB", AL, Xb, XX },
652 { "lodsS", eAX, Xv, XX },
653 { "scasB", AL, Yb, XX },
654 { "scasS", eAX, Yv, XX },
655 /* b0 */
656 { "movB", RMAL, Ib, XX },
657 { "movB", RMCL, Ib, XX },
658 { "movB", RMDL, Ib, XX },
659 { "movB", RMBL, Ib, XX },
660 { "movB", RMAH, Ib, XX },
661 { "movB", RMCH, Ib, XX },
662 { "movB", RMDH, Ib, XX },
663 { "movB", RMBH, Ib, XX },
664 /* b8 */
665 { "movS", RMeAX, Iv, XX },
666 { "movS", RMeCX, Iv, XX },
667 { "movS", RMeDX, Iv, XX },
668 { "movS", RMeBX, Iv, XX },
669 { "movS", RMeSP, Iv, XX },
670 { "movS", RMeBP, Iv, XX },
671 { "movS", RMeSI, Iv, XX },
672 { "movS", RMeDI, Iv, XX },
673 /* c0 */
674 { GRP2b },
675 { GRP2S },
676 { "retI", Iw, XX, XX },
677 { "retI", XX, XX, XX },
678 { "lesS", Gv, Mp, XX },
679 { "ldsS", Gv, Mp, XX },
680 { "movA", Eb, Ib, XX },
681 { "movQ", Ev, Iv, XX },
682 /* c8 */
683 { "enterI", Iw, Ib, XX },
684 { "leaveI", XX, XX, XX },
685 { "lretP", Iw, XX, XX },
686 { "lretP", XX, XX, XX },
687 { "int3", XX, XX, XX },
688 { "int", Ib, XX, XX },
689 { "into", XX, XX, XX},
690 { "iretP", XX, XX, XX },
691 /* d0 */
692 { GRP2b_one },
693 { GRP2S_one },
694 { GRP2b_cl },
695 { GRP2S_cl },
696 { "aam", sIb, XX, XX },
697 { "aad", sIb, XX, XX },
698 { "(bad)", XX, XX, XX },
699 { "xlat", DSBX, XX, XX },
700 /* d8 */
701 { FLOAT },
702 { FLOAT },
703 { FLOAT },
704 { FLOAT },
705 { FLOAT },
706 { FLOAT },
707 { FLOAT },
708 { FLOAT },
709 /* e0 */
710 { "loopneF", Jb, loop_jcxz_flag, XX },
711 { "loopeF", Jb, loop_jcxz_flag, XX },
712 { "loopF", Jb, loop_jcxz_flag, XX },
713 { "jEcxz", Jb, loop_jcxz_flag, XX },
714 { "inB", AL, Ib, XX },
715 { "inS", eAX, Ib, XX },
716 { "outB", Ib, AL, XX },
717 { "outS", Ib, eAX, XX },
718 /* e8 */
719 { "callI", Jv, XX, XX },
720 { "jmpI", Jv, XX, XX },
721 { "ljmpI", Ap, XX, XX },
722 { "jmp", Jb, XX, XX },
723 { "inB", AL, indirDX, XX },
724 { "inS", eAX, indirDX, XX },
725 { "outB", indirDX, AL, XX },
726 { "outS", indirDX, eAX, XX },
727 /* f0 */
728 { "(bad)", XX, XX, XX }, /* lock prefix */
729 { "(bad)", XX, XX, XX },
730 { "(bad)", XX, XX, XX }, /* repne */
731 { "(bad)", XX, XX, XX }, /* repz */
732 { "hlt", XX, XX, XX },
733 { "cmc", XX, XX, XX },
734 { GRP3b },
735 { GRP3S },
736 /* f8 */
737 { "clc", XX, XX, XX },
738 { "stc", XX, XX, XX },
739 { "cli", XX, XX, XX },
740 { "sti", XX, XX, XX },
741 { "cld", XX, XX, XX },
742 { "std", XX, XX, XX },
743 { GRP4 },
744 { GRP5 },
745 };
746
747 static const struct dis386 dis386_intel[] = {
748 /* 00 */
749 { "add", Eb, Gb, XX },
750 { "add", Ev, Gv, XX },
751 { "add", Gb, Eb, XX },
752 { "add", Gv, Ev, XX },
753 { "add", AL, Ib, XX },
754 { "add", eAX, Iv, XX },
755 { "push", es, XX, XX },
756 { "pop", es, XX, XX },
757 /* 08 */
758 { "or", Eb, Gb, XX },
759 { "or", Ev, Gv, XX },
760 { "or", Gb, Eb, XX },
761 { "or", Gv, Ev, XX },
762 { "or", AL, Ib, XX },
763 { "or", eAX, Iv, XX },
764 { "push", cs, XX, XX },
765 { "(bad)", XX, XX, XX }, /* 0x0f extended opcode escape */
766 /* 10 */
767 { "adc", Eb, Gb, XX },
768 { "adc", Ev, Gv, XX },
769 { "adc", Gb, Eb, XX },
770 { "adc", Gv, Ev, XX },
771 { "adc", AL, Ib, XX },
772 { "adc", eAX, Iv, XX },
773 { "push", ss, XX, XX },
774 { "pop", ss, XX, XX },
775 /* 18 */
776 { "sbb", Eb, Gb, XX },
777 { "sbb", Ev, Gv, XX },
778 { "sbb", Gb, Eb, XX },
779 { "sbb", Gv, Ev, XX },
780 { "sbb", AL, Ib, XX },
781 { "sbb", eAX, Iv, XX },
782 { "push", ds, XX, XX },
783 { "pop", ds, XX, XX },
784 /* 20 */
785 { "and", Eb, Gb, XX },
786 { "and", Ev, Gv, XX },
787 { "and", Gb, Eb, XX },
788 { "and", Gv, Ev, XX },
789 { "and", AL, Ib, XX },
790 { "and", eAX, Iv, XX },
791 { "(bad)", XX, XX, XX }, /* SEG ES prefix */
792 { "daa", XX, XX, XX },
793 /* 28 */
794 { "sub", Eb, Gb, XX },
795 { "sub", Ev, Gv, XX },
796 { "sub", Gb, Eb, XX },
797 { "sub", Gv, Ev, XX },
798 { "sub", AL, Ib, XX },
799 { "sub", eAX, Iv, XX },
800 { "(bad)", XX, XX, XX }, /* SEG CS prefix */
801 { "das", XX, XX, XX },
802 /* 30 */
803 { "xor", Eb, Gb, XX },
804 { "xor", Ev, Gv, XX },
805 { "xor", Gb, Eb, XX },
806 { "xor", Gv, Ev, XX },
807 { "xor", AL, Ib, XX },
808 { "xor", eAX, Iv, XX },
809 { "(bad)", XX, XX, XX }, /* SEG SS prefix */
810 { "aaa", XX, XX, XX },
811 /* 38 */
812 { "cmp", Eb, Gb, XX },
813 { "cmp", Ev, Gv, XX },
814 { "cmp", Gb, Eb, XX },
815 { "cmp", Gv, Ev, XX },
816 { "cmp", AL, Ib, XX },
817 { "cmp", eAX, Iv, XX },
818 { "(bad)", XX, XX, XX }, /* SEG DS prefix */
819 { "aas", XX, XX, XX },
820 /* 40 */
821 { "inc", RMeAX, XX, XX },
822 { "inc", RMeCX, XX, XX },
823 { "inc", RMeDX, XX, XX },
824 { "inc", RMeBX, XX, XX },
825 { "inc", RMeSP, XX, XX },
826 { "inc", RMeBP, XX, XX },
827 { "inc", RMeSI, XX, XX },
828 { "inc", RMeDI, XX, XX },
829 /* 48 */
830 { "dec", RMeAX, XX, XX },
831 { "dec", RMeCX, XX, XX },
832 { "dec", RMeDX, XX, XX },
833 { "dec", RMeBX, XX, XX },
834 { "dec", RMeSP, XX, XX },
835 { "dec", RMeBP, XX, XX },
836 { "dec", RMeSI, XX, XX },
837 { "dec", RMeDI, XX, XX },
838 /* 50 */
839 { "push", RMeAX, XX, XX },
840 { "push", RMeCX, XX, XX },
841 { "push", RMeDX, XX, XX },
842 { "push", RMeBX, XX, XX },
843 { "push", RMeSP, XX, XX },
844 { "push", RMeBP, XX, XX },
845 { "push", RMeSI, XX, XX },
846 { "push", RMeDI, XX, XX },
847 /* 58 */
848 { "pop", RMeAX, XX, XX },
849 { "pop", RMeCX, XX, XX },
850 { "pop", RMeDX, XX, XX },
851 { "pop", RMeBX, XX, XX },
852 { "pop", RMeSP, XX, XX },
853 { "pop", RMeBP, XX, XX },
854 { "pop", RMeSI, XX, XX },
855 { "pop", RMeDI, XX, XX },
856 /* 60 */
857 { "pusha", XX, XX, XX },
858 { "popa", XX, XX, XX },
859 { "bound", Gv, Ma, XX },
860 { "arpl", Ew, Gw, XX },
861 { "(bad)", XX, XX, XX }, /* seg fs */
862 { "(bad)", XX, XX, XX }, /* seg gs */
863 { "(bad)", XX, XX, XX }, /* op size prefix */
864 { "(bad)", XX, XX, XX }, /* adr size prefix */
865 /* 68 */
866 { "push", Iv, XX, XX }, /* 386 book wrong */
867 { "imul", Gv, Ev, Iv },
868 { "push", sIb, XX, XX }, /* push of byte really pushes 2 or 4 bytes */
869 { "imul", Gv, Ev, sIb },
870 { "ins", Yb, indirDX, XX },
871 { "ins", Yv, indirDX, XX },
872 { "outs", indirDX, Xb, XX },
873 { "outs", indirDX, Xv, XX },
874 /* 70 */
875 { "jo", Jb, XX, XX },
876 { "jno", Jb, XX, XX },
877 { "jb", Jb, XX, XX },
878 { "jae", Jb, XX, XX },
879 { "je", Jb, XX, XX },
880 { "jne", Jb, XX, XX },
881 { "jbe", Jb, XX, XX },
882 { "ja", Jb, XX, XX },
883 /* 78 */
884 { "js", Jb, XX, XX },
885 { "jns", Jb, XX, XX },
886 { "jp", Jb, XX, XX },
887 { "jnp", Jb, XX, XX },
888 { "jl", Jb, XX, XX },
889 { "jge", Jb, XX, XX },
890 { "jle", Jb, XX, XX },
891 { "jg", Jb, XX, XX },
892 /* 80 */
893 { GRP1b },
894 { GRP1S },
895 { "(bad)", XX, XX, XX },
896 { GRP1Ss },
897 { "test", Eb, Gb, XX },
898 { "test", Ev, Gv, XX },
899 { "xchg", Eb, Gb, XX },
900 { "xchg", Ev, Gv, XX },
901 /* 88 */
902 { "mov", Eb, Gb, XX },
903 { "mov", Ev, Gv, XX },
904 { "mov", Gb, Eb, XX },
905 { "mov", Gv, Ev, XX },
906 { "mov", Ev, Sw, XX },
907 { "lea", Gv, M, XX },
908 { "mov", Sw, Ev, XX },
909 { "pop", Ev, XX, XX },
910 /* 90 */
911 { "nop", XX, XX, XX },
912 /* FIXME: NOP with REPz prefix is called PAUSE. */
913 { "xchg", RMeCX, eAX, XX },
914 { "xchg", RMeDX, eAX, XX },
915 { "xchg", RMeBX, eAX, XX },
916 { "xchg", RMeSP, eAX, XX },
917 { "xchg", RMeBP, eAX, XX },
918 { "xchg", RMeSI, eAX, XX },
919 { "xchg", RMeDI, eAX, XX },
920 /* 98 */
921 { "cW", XX, XX, XX }, /* cwde and cbw */
922 { "cR", XX, XX, XX }, /* cdq and cwd */
923 { "lcall", Ap, XX, XX },
924 { "(bad)", XX, XX, XX }, /* fwait */
925 { "pushf", XX, XX, XX },
926 { "popf", XX, XX, XX },
927 { "sahf", XX, XX, XX },
928 { "lahf", XX, XX, XX },
929 /* a0 */
930 { "mov", AL, Ob, XX },
931 { "mov", eAX, Ov, XX },
932 { "mov", Ob, AL, XX },
933 { "mov", Ov, eAX, XX },
934 { "movs", Yb, Xb, XX },
935 { "movs", Yv, Xv, XX },
936 { "cmps", Xb, Yb, XX },
937 { "cmps", Xv, Yv, XX },
938 /* a8 */
939 { "test", AL, Ib, XX },
940 { "test", eAX, Iv, XX },
941 { "stos", Yb, AL, XX },
942 { "stos", Yv, eAX, XX },
943 { "lods", AL, Xb, XX },
944 { "lods", eAX, Xv, XX },
945 { "scas", AL, Yb, XX },
946 { "scas", eAX, Yv, XX },
947 /* b0 */
948 { "mov", RMAL, Ib, XX },
949 { "mov", RMCL, Ib, XX },
950 { "mov", RMDL, Ib, XX },
951 { "mov", RMBL, Ib, XX },
952 { "mov", RMAH, Ib, XX },
953 { "mov", RMCH, Ib, XX },
954 { "mov", RMDH, Ib, XX },
955 { "mov", RMBH, Ib, XX },
956 /* b8 */
957 { "mov", RMeAX, Iv, XX },
958 { "mov", RMeCX, Iv, XX },
959 { "mov", RMeDX, Iv, XX },
960 { "mov", RMeBX, Iv, XX },
961 { "mov", RMeSP, Iv, XX },
962 { "mov", RMeBP, Iv, XX },
963 { "mov", RMeSI, Iv, XX },
964 { "mov", RMeDI, Iv, XX },
965 /* c0 */
966 { GRP2b },
967 { GRP2S },
968 { "ret", Iw, XX, XX },
969 { "ret", XX, XX, XX },
970 { "les", Gv, Mp, XX },
971 { "lds", Gv, Mp, XX },
972 { "mov", Eb, Ib, XX },
973 { "mov", Ev, Iv, XX },
974 /* c8 */
975 { "enter", Iw, Ib, XX },
976 { "leave", XX, XX, XX },
977 { "lret", Iw, XX, XX },
978 { "lret", XX, XX, XX },
979 { "int3", XX, XX, XX },
980 { "int", Ib, XX, XX },
981 { "into", XX, XX, XX },
982 { "iret", XX, XX, XX },
983 /* d0 */
984 { GRP2b_one },
985 { GRP2S_one },
986 { GRP2b_cl },
987 { GRP2S_cl },
988 { "aam", sIb, XX, XX },
989 { "aad", sIb, XX, XX },
990 { "(bad)", XX, XX, XX },
991 { "xlat", DSBX, XX, XX },
992 /* d8 */
993 { FLOAT },
994 { FLOAT },
995 { FLOAT },
996 { FLOAT },
997 { FLOAT },
998 { FLOAT },
999 { FLOAT },
1000 { FLOAT },
1001 /* e0 */
1002 { "loopne", Jb, XX, XX },
1003 { "loope", Jb, XX, XX },
1004 { "loop", Jb, XX, XX },
1005 { "jEcxz", Jb, XX, XX },
1006 { "in", AL, Ib, XX },
1007 { "in", eAX, Ib, XX },
1008 { "out", Ib, AL, XX },
1009 { "out", Ib, eAX, XX },
1010 /* e8 */
1011 { "call", Jv, XX, XX },
1012 { "jmp", Jv, XX, XX },
1013 { "ljmp", Ap, XX, XX },
1014 { "jmp", Jb, XX, XX },
1015 { "in", AL, indirDX, XX },
1016 { "in", eAX, indirDX, XX },
1017 { "out", indirDX, AL, XX },
1018 { "out", indirDX, eAX, XX },
1019 /* f0 */
1020 { "(bad)", XX, XX, XX }, /* lock prefix */
1021 { "(bad)", XX, XX, XX },
1022 { "(bad)", XX, XX, XX }, /* repne */
1023 { "(bad)", XX, XX, XX }, /* repz */
1024 { "hlt", XX, XX, XX },
1025 { "cmc", XX, XX, XX },
1026 { GRP3b },
1027 { GRP3S },
1028 /* f8 */
1029 { "clc", XX, XX, XX },
1030 { "stc", XX, XX, XX },
1031 { "cli", XX, XX, XX },
1032 { "sti", XX, XX, XX },
1033 { "cld", XX, XX, XX },
1034 { "std", XX, XX, XX },
1035 { GRP4 },
1036 { GRP5 },
1037 };
1038
1039 /* 64bit mode is having some instruction set differences, so separate table is
1040 needed. */
1041 static const struct dis386 disx86_64_att[] = {
1042 /* 00 */
1043 { "addB", Eb, Gb, XX },
1044 { "addS", Ev, Gv, XX },
1045 { "addB", Gb, Eb, XX },
1046 { "addS", Gv, Ev, XX },
1047 { "addB", AL, Ib, XX },
1048 { "addS", eAX, Iv, XX },
1049 { "(bad)", XX, XX, XX }, /* Reserved. */
1050 { "(bad)", XX, XX, XX }, /* Reserved. */
1051 /* 08 */
1052 { "orB", Eb, Gb, XX },
1053 { "orS", Ev, Gv, XX },
1054 { "orB", Gb, Eb, XX },
1055 { "orS", Gv, Ev, XX },
1056 { "orB", AL, Ib, XX },
1057 { "orS", eAX, Iv, XX },
1058 { "(bad)", XX, XX, XX }, /* Reserved. */
1059 { "(bad)", XX, XX, XX }, /* 0x0f extended opcode escape */
1060 /* 10 */
1061 { "adcB", Eb, Gb, XX },
1062 { "adcS", Ev, Gv, XX },
1063 { "adcB", Gb, Eb, XX },
1064 { "adcS", Gv, Ev, XX },
1065 { "adcB", AL, Ib, XX },
1066 { "adcS", eAX, Iv, XX },
1067 { "(bad)", XX, XX, XX }, /* Reserved. */
1068 { "(bad)", XX, XX, XX }, /* Reserved. */
1069 /* 18 */
1070 { "sbbB", Eb, Gb, XX },
1071 { "sbbS", Ev, Gv, XX },
1072 { "sbbB", Gb, Eb, XX },
1073 { "sbbS", Gv, Ev, XX },
1074 { "sbbB", AL, Ib, XX },
1075 { "sbbS", eAX, Iv, XX },
1076 { "(bad)", XX, XX, XX }, /* Reserved. */
1077 { "(bad)", XX, XX, XX }, /* Reserved. */
1078 /* 20 */
1079 { "andB", Eb, Gb, XX },
1080 { "andS", Ev, Gv, XX },
1081 { "andB", Gb, Eb, XX },
1082 { "andS", Gv, Ev, XX },
1083 { "andB", AL, Ib, XX },
1084 { "andS", eAX, Iv, XX },
1085 { "(bad)", XX, XX, XX }, /* SEG ES prefix */
1086 { "(bad)", XX, XX, XX }, /* Reserved. */
1087 /* 28 */
1088 { "subB", Eb, Gb, XX },
1089 { "subS", Ev, Gv, XX },
1090 { "subB", Gb, Eb, XX },
1091 { "subS", Gv, Ev, XX },
1092 { "subB", AL, Ib, XX },
1093 { "subS", eAX, Iv, XX },
1094 { "(bad)", XX, XX, XX }, /* SEG CS prefix */
1095 { "(bad)", XX, XX, XX }, /* Reserved. */
1096 /* 30 */
1097 { "xorB", Eb, Gb, XX },
1098 { "xorS", Ev, Gv, XX },
1099 { "xorB", Gb, Eb, XX },
1100 { "xorS", Gv, Ev, XX },
1101 { "xorB", AL, Ib, XX },
1102 { "xorS", eAX, Iv, XX },
1103 { "(bad)", XX, XX, XX }, /* SEG SS prefix */
1104 { "(bad)", XX, XX, XX }, /* Reserved. */
1105 /* 38 */
1106 { "cmpB", Eb, Gb, XX },
1107 { "cmpS", Ev, Gv, XX },
1108 { "cmpB", Gb, Eb, XX },
1109 { "cmpS", Gv, Ev, XX },
1110 { "cmpB", AL, Ib, XX },
1111 { "cmpS", eAX, Iv, XX },
1112 { "(bad)", XX, XX, XX }, /* SEG DS prefix */
1113 { "(bad)", XX, XX, XX }, /* Reserved. */
1114 /* 40 */
1115 { "(bad)", XX, XX, XX }, /* REX prefix area. */
1116 { "(bad)", XX, XX, XX },
1117 { "(bad)", XX, XX, XX },
1118 { "(bad)", XX, XX, XX },
1119 { "(bad)", XX, XX, XX },
1120 { "(bad)", XX, XX, XX },
1121 { "(bad)", XX, XX, XX },
1122 { "(bad)", XX, XX, XX },
1123 /* 48 */
1124 { "(bad)", XX, XX, XX },
1125 { "(bad)", XX, XX, XX },
1126 { "(bad)", XX, XX, XX },
1127 { "(bad)", XX, XX, XX },
1128 { "(bad)", XX, XX, XX },
1129 { "(bad)", XX, XX, XX },
1130 { "(bad)", XX, XX, XX },
1131 { "(bad)", XX, XX, XX },
1132 /* 50 */
1133 { "pushI", RMrAX, XX, XX },
1134 { "pushI", RMrCX, XX, XX },
1135 { "pushI", RMrDX, XX, XX },
1136 { "pushI", RMrBX, XX, XX },
1137 { "pushI", RMrSP, XX, XX },
1138 { "pushI", RMrBP, XX, XX },
1139 { "pushI", RMrSI, XX, XX },
1140 { "pushI", RMrDI, XX, XX },
1141 /* 58 */
1142 { "popI", RMrAX, XX, XX },
1143 { "popI", RMrCX, XX, XX },
1144 { "popI", RMrDX, XX, XX },
1145 { "popI", RMrBX, XX, XX },
1146 { "popI", RMrSP, XX, XX },
1147 { "popI", RMrBP, XX, XX },
1148 { "popI", RMrSI, XX, XX },
1149 { "popI", RMrDI, XX, XX },
1150 /* 60 */
1151 { "(bad)", XX, XX, XX }, /* reserved. */
1152 { "(bad)", XX, XX, XX }, /* reserved. */
1153 { "(bad)", XX, XX, XX }, /* reserved. */
1154 { "movslR", Gv, Ed, XX },
1155 { "(bad)", XX, XX, XX }, /* seg fs */
1156 { "(bad)", XX, XX, XX }, /* seg gs */
1157 { "(bad)", XX, XX, XX }, /* op size prefix */
1158 { "(bad)", XX, XX, XX }, /* adr size prefix */
1159 /* 68 */
1160 { "pushI", Iq, XX, XX }, /* 386 book wrong */
1161 { "imulS", Gv, Ev, Iv },
1162 { "pushI", sIb, XX, XX }, /* push of byte really pushes 2 or 4 bytes */
1163 { "imulS", Gv, Ev, sIb },
1164 { "insb", Yb, indirDX, XX },
1165 { "insR", Yv, indirDX, XX },
1166 { "outsb", indirDX, Xb, XX },
1167 { "outsR", indirDX, Xv, XX },
1168 /* 70 */
1169 { "jo", Jb, cond_jump_flag, XX },
1170 { "jno", Jb, cond_jump_flag, XX },
1171 { "jb", Jb, cond_jump_flag, XX },
1172 { "jae", Jb, cond_jump_flag, XX },
1173 { "je", Jb, cond_jump_flag, XX },
1174 { "jne", Jb, cond_jump_flag, XX },
1175 { "jbe", Jb, cond_jump_flag, XX },
1176 { "ja", Jb, cond_jump_flag, XX },
1177 /* 78 */
1178 { "js", Jb, cond_jump_flag, XX },
1179 { "jns", Jb, cond_jump_flag, XX },
1180 { "jp", Jb, cond_jump_flag, XX },
1181 { "jnp", Jb, cond_jump_flag, XX },
1182 { "jl", Jb, cond_jump_flag, XX },
1183 { "jge", Jb, cond_jump_flag, XX },
1184 { "jle", Jb, cond_jump_flag, XX },
1185 { "jg", Jb, cond_jump_flag, XX },
1186 /* 80 */
1187 { GRP1b },
1188 { GRP1S },
1189 { "(bad)", XX, XX, XX },
1190 { GRP1Ss },
1191 { "testB", Eb, Gb, XX },
1192 { "testS", Ev, Gv, XX },
1193 { "xchgB", Eb, Gb, XX },
1194 { "xchgS", Ev, Gv, XX },
1195 /* 88 */
1196 { "movB", Eb, Gb, XX },
1197 { "movS", Ev, Gv, XX },
1198 { "movB", Gb, Eb, XX },
1199 { "movS", Gv, Ev, XX },
1200 { "movQ", Ev, Sw, XX },
1201 { "leaS", Gv, M, XX },
1202 { "movQ", Sw, Ev, XX },
1203 { "popI", Ev, XX, XX },
1204 /* 90 */
1205 { "nop", XX, XX, XX },
1206 /* FIXME: NOP with REPz prefix is called PAUSE. */
1207 { "xchgS", RMeCX, eAX, XX },
1208 { "xchgS", RMeDX, eAX, XX },
1209 { "xchgS", RMeBX, eAX, XX },
1210 { "xchgS", RMeSP, eAX, XX },
1211 { "xchgS", RMeBP, eAX, XX },
1212 { "xchgS", RMeSI, eAX, XX },
1213 { "xchgS", RMeDI, eAX, XX },
1214 /* 98 */
1215 { "cWtR", XX, XX, XX },
1216 { "cRtO", XX, XX, XX },
1217 { "(bad)", XX, XX, XX }, /* reserved. */
1218 { "(bad)", XX, XX, XX }, /* fwait */
1219 { "pushfI", XX, XX, XX },
1220 { "popfI", XX, XX, XX },
1221 { "(bad)", XX, XX, XX }, /* reserved. */
1222 { "(bad)", XX, XX, XX }, /* reserved. */
1223 /* a0 */
1224 { "movB", AL, Ob64, XX },
1225 { "movS", eAX, Ov64, XX },
1226 { "movB", Ob64, AL, XX },
1227 { "movS", Ov64, eAX, XX },
1228 { "movsb", Yb, Xb, XX },
1229 { "movsR", Yv, Xv, XX },
1230 { "cmpsb", Xb, Yb, XX },
1231 { "cmpsR", Xv, Yv, XX },
1232 /* a8 */
1233 { "testB", AL, Ib, XX },
1234 { "testS", eAX, Iv, XX },
1235 { "stosB", Yb, AL, XX },
1236 { "stosS", Yv, eAX, XX },
1237 { "lodsB", AL, Xb, XX },
1238 { "lodsS", eAX, Xv, XX },
1239 { "scasB", AL, Yb, XX },
1240 { "scasS", eAX, Yv, XX },
1241 /* b0 */
1242 { "movB", RMAL, Ib, XX },
1243 { "movB", RMCL, Ib, XX },
1244 { "movB", RMDL, Ib, XX },
1245 { "movB", RMBL, Ib, XX },
1246 { "movB", RMAH, Ib, XX },
1247 { "movB", RMCH, Ib, XX },
1248 { "movB", RMDH, Ib, XX },
1249 { "movB", RMBH, Ib, XX },
1250 /* b8 */
1251 { "movS", RMeAX, Iv64, XX },
1252 { "movS", RMeCX, Iv64, XX },
1253 { "movS", RMeDX, Iv64, XX },
1254 { "movS", RMeBX, Iv64, XX },
1255 { "movS", RMeSP, Iv64, XX },
1256 { "movS", RMeBP, Iv64, XX },
1257 { "movS", RMeSI, Iv64, XX },
1258 { "movS", RMeDI, Iv64, XX },
1259 /* c0 */
1260 { GRP2b },
1261 { GRP2S },
1262 { "retI", Iw, XX, XX },
1263 { "retI", XX, XX, XX },
1264 { "(bad)", XX, XX, XX }, /* reserved. */
1265 { "ldsS", Gv, Mp, XX },
1266 { "movA", Eb, Ib, XX },
1267 { "movQ", Ev, Iv, XX },
1268 /* c8 */
1269 { "enterI", Iw, Ib, XX },
1270 { "leaveI", XX, XX, XX },
1271 { "lretP", Iw, XX, XX },
1272 { "lretP", XX, XX, XX },
1273 { "int3", XX, XX, XX },
1274 { "int", Ib, XX, XX },
1275 { "(bad)", XX, XX, XX }, /* reserved. */
1276 { "iretP", XX, XX, XX },
1277 /* d0 */
1278 { GRP2b_one },
1279 { GRP2S_one },
1280 { GRP2b_cl },
1281 { GRP2S_cl },
1282 { "(bad)", XX, XX, XX }, /* reserved. */
1283 { "(bad)", XX, XX, XX }, /* reserved. */
1284 { "(bad)", XX, XX, XX }, /* reserved. */
1285 { "xlat", DSBX, XX, XX },
1286 /* d8 */
1287 { FLOAT },
1288 { FLOAT },
1289 { FLOAT },
1290 { FLOAT },
1291 { FLOAT },
1292 { FLOAT },
1293 { FLOAT },
1294 { FLOAT },
1295 /* e0 */
1296 { "loopneF", Jb, loop_jcxz_flag, XX },
1297 { "loopeF", Jb, loop_jcxz_flag, XX },
1298 { "loopF", Jb, loop_jcxz_flag, XX },
1299 { "jEcxz", Jb, loop_jcxz_flag, XX },
1300 { "inB", AL, Ib, XX },
1301 { "inS", eAX, Ib, XX },
1302 { "outB", Ib, AL, XX },
1303 { "outS", Ib, eAX, XX },
1304 /* e8 */
1305 { "callI", Jv, XX, XX },
1306 { "jmpI", Jv, XX, XX },
1307 { "(bad)", XX, XX, XX }, /* reserved. */
1308 { "jmp", Jb, XX, XX },
1309 { "inB", AL, indirDX, XX },
1310 { "inS", eAX, indirDX, XX },
1311 { "outB", indirDX, AL, XX },
1312 { "outS", indirDX, eAX, XX },
1313 /* f0 */
1314 { "(bad)", XX, XX, XX }, /* lock prefix */
1315 { "(bad)", XX, XX, XX },
1316 { "(bad)", XX, XX, XX }, /* repne */
1317 { "(bad)", XX, XX, XX }, /* repz */
1318 { "hlt", XX, XX, XX },
1319 { "cmc", XX, XX, XX },
1320 { GRP3b },
1321 { GRP3S },
1322 /* f8 */
1323 { "clc", XX, XX, XX },
1324 { "stc", XX, XX, XX },
1325 { "cli", XX, XX, XX },
1326 { "sti", XX, XX, XX },
1327 { "cld", XX, XX, XX },
1328 { "std", XX, XX, XX },
1329 { GRP4 },
1330 { GRP5 },
1331 };
1332
1333 static const struct dis386 dis386_64_intel[] = {
1334 /* 00 */
1335 { "add", Eb, Gb, XX },
1336 { "add", Ev, Gv, XX },
1337 { "add", Gb, Eb, XX },
1338 { "add", Gv, Ev, XX },
1339 { "add", AL, Ib, XX },
1340 { "add", eAX, Iv, XX },
1341 { "(bad)", XX, XX, XX }, /* Reserved. */
1342 { "(bad)", XX, XX, XX }, /* Reserved. */
1343 /* 08 */
1344 { "or", Eb, Gb, XX },
1345 { "or", Ev, Gv, XX },
1346 { "or", Gb, Eb, XX },
1347 { "or", Gv, Ev, XX },
1348 { "or", AL, Ib, XX },
1349 { "or", eAX, Iv, XX },
1350 { "(bad)", XX, XX, XX }, /* Reserved. */
1351 { "(bad)", XX, XX, XX }, /* 0x0f extended opcode escape */
1352 /* 10 */
1353 { "adc", Eb, Gb, XX },
1354 { "adc", Ev, Gv, XX },
1355 { "adc", Gb, Eb, XX },
1356 { "adc", Gv, Ev, XX },
1357 { "adc", AL, Ib, XX },
1358 { "adc", eAX, Iv, XX },
1359 { "(bad)", XX, XX, XX }, /* Reserved. */
1360 { "(bad)", XX, XX, XX }, /* Reserved. */
1361 /* 18 */
1362 { "sbb", Eb, Gb, XX },
1363 { "sbb", Ev, Gv, XX },
1364 { "sbb", Gb, Eb, XX },
1365 { "sbb", Gv, Ev, XX },
1366 { "sbb", AL, Ib, XX },
1367 { "sbb", eAX, Iv, XX },
1368 { "(bad)", XX, XX, XX }, /* Reserved. */
1369 { "(bad)", XX, XX, XX }, /* Reserved. */
1370 /* 20 */
1371 { "and", Eb, Gb, XX },
1372 { "and", Ev, Gv, XX },
1373 { "and", Gb, Eb, XX },
1374 { "and", Gv, Ev, XX },
1375 { "and", AL, Ib, XX },
1376 { "and", eAX, Iv, XX },
1377 { "(bad)", XX, XX, XX }, /* SEG ES prefix */
1378 { "(bad)", XX, XX, XX }, /* Reserved. */
1379 /* 28 */
1380 { "sub", Eb, Gb, XX },
1381 { "sub", Ev, Gv, XX },
1382 { "sub", Gb, Eb, XX },
1383 { "sub", Gv, Ev, XX },
1384 { "sub", AL, Ib, XX },
1385 { "sub", eAX, Iv, XX },
1386 { "(bad)", XX, XX, XX }, /* SEG CS prefix */
1387 { "(bad)", XX, XX, XX }, /* Reserved. */
1388 /* 30 */
1389 { "xor", Eb, Gb, XX },
1390 { "xor", Ev, Gv, XX },
1391 { "xor", Gb, Eb, XX },
1392 { "xor", Gv, Ev, XX },
1393 { "xor", AL, Ib, XX },
1394 { "xor", eAX, Iv, XX },
1395 { "(bad)", XX, XX, XX }, /* SEG SS prefix */
1396 { "(bad)", XX, XX, XX }, /* Reserved. */
1397 /* 38 */
1398 { "cmp", Eb, Gb, XX },
1399 { "cmp", Ev, Gv, XX },
1400 { "cmp", Gb, Eb, XX },
1401 { "cmp", Gv, Ev, XX },
1402 { "cmp", AL, Ib, XX },
1403 { "cmp", eAX, Iv, XX },
1404 { "(bad)", XX, XX, XX }, /* SEG DS prefix */
1405 { "(bad)", XX, XX, XX }, /* Reserved. */
1406 /* 40 */
1407 { "(bad)", XX, XX, XX }, /* REX prefix area. */
1408 { "(bad)", XX, XX, XX },
1409 { "(bad)", XX, XX, XX },
1410 { "(bad)", XX, XX, XX },
1411 { "(bad)", XX, XX, XX },
1412 { "(bad)", XX, XX, XX },
1413 { "(bad)", XX, XX, XX },
1414 { "(bad)", XX, XX, XX },
1415 /* 48 */
1416 { "(bad)", XX, XX, XX },
1417 { "(bad)", XX, XX, XX },
1418 { "(bad)", XX, XX, XX },
1419 { "(bad)", XX, XX, XX },
1420 { "(bad)", XX, XX, XX },
1421 { "(bad)", XX, XX, XX },
1422 { "(bad)", XX, XX, XX },
1423 { "(bad)", XX, XX, XX },
1424 /* 50 */
1425 { "push", RMrAX, XX, XX },
1426 { "push", RMrCX, XX, XX },
1427 { "push", RMrDX, XX, XX },
1428 { "push", RMrBX, XX, XX },
1429 { "push", RMrSP, XX, XX },
1430 { "push", RMrBP, XX, XX },
1431 { "push", RMrSI, XX, XX },
1432 { "push", RMrDI, XX, XX },
1433 /* 58 */
1434 { "pop", RMrAX, XX, XX },
1435 { "pop", RMrCX, XX, XX },
1436 { "pop", RMrDX, XX, XX },
1437 { "pop", RMrBX, XX, XX },
1438 { "pop", RMrSP, XX, XX },
1439 { "pop", RMrBP, XX, XX },
1440 { "pop", RMrSI, XX, XX },
1441 { "pop", RMrDI, XX, XX },
1442 /* 60 */
1443 { "(bad)", XX, XX, XX }, /* Reserved. */
1444 { "(bad)", XX, XX, XX }, /* Reserved. */
1445 { "(bad)", XX, XX, XX }, /* Reserved. */
1446 { "movsx", Gv, Ed, XX },
1447 { "(bad)", XX, XX, XX }, /* seg fs */
1448 { "(bad)", XX, XX, XX }, /* seg gs */
1449 { "(bad)", XX, XX, XX }, /* op size prefix */
1450 { "(bad)", XX, XX, XX }, /* adr size prefix */
1451 /* 68 */
1452 { "push", Iq, XX, XX }, /* 386 book wrong */
1453 { "imul", Gv, Ev, Iv },
1454 { "push", sIb, XX, XX }, /* push of byte really pushes 2 or 4 bytes */
1455 { "imul", Gv, Ev, sIb },
1456 { "ins", Yb, indirDX, XX },
1457 { "ins", Yv, indirDX, XX },
1458 { "outs", indirDX, Xb, XX },
1459 { "outs", indirDX, Xv, XX },
1460 /* 70 */
1461 { "jo", Jb, XX, XX },
1462 { "jno", Jb, XX, XX },
1463 { "jb", Jb, XX, XX },
1464 { "jae", Jb, XX, XX },
1465 { "je", Jb, XX, XX },
1466 { "jne", Jb, XX, XX },
1467 { "jbe", Jb, XX, XX },
1468 { "ja", Jb, XX, XX },
1469 /* 78 */
1470 { "js", Jb, XX, XX },
1471 { "jns", Jb, XX, XX },
1472 { "jp", Jb, XX, XX },
1473 { "jnp", Jb, XX, XX },
1474 { "jl", Jb, XX, XX },
1475 { "jge", Jb, XX, XX },
1476 { "jle", Jb, XX, XX },
1477 { "jg", Jb, XX, XX },
1478 /* 80 */
1479 { GRP1b },
1480 { GRP1S },
1481 { "(bad)", XX, XX, XX },
1482 { GRP1Ss },
1483 { "test", Eb, Gb, XX },
1484 { "test", Ev, Gv, XX },
1485 { "xchg", Eb, Gb, XX },
1486 { "xchg", Ev, Gv, XX },
1487 /* 88 */
1488 { "mov", Eb, Gb, XX },
1489 { "mov", Ev, Gv, XX },
1490 { "mov", Gb, Eb, XX },
1491 { "mov", Gv, Ev, XX },
1492 { "mov", Ev, Sw, XX },
1493 { "lea", Gv, M, XX },
1494 { "mov", Sw, Ev, XX },
1495 { "pop", Ev, XX, XX },
1496 /* 90 */
1497 { "nop", XX, XX, XX },
1498 /* FIXME: NOP with REPz prefix is called PAUSE. */
1499 { "xchg", RMeCX, eAX, XX },
1500 { "xchg", RMeDX, eAX, XX },
1501 { "xchg", RMeBX, eAX, XX },
1502 { "xchg", RMeSP, eAX, XX },
1503 { "xchg", RMeBP, eAX, XX },
1504 { "xchg", RMeSI, eAX, XX },
1505 { "xchg", RMeDI, eAX, XX },
1506 /* 98 */
1507 { "cW", XX, XX, XX }, /* cwde and cbw */
1508 { "cR", XX, XX, XX }, /* cdq and cwd */
1509 { "(bad)", XX, XX, XX }, /* Reserved. */
1510 { "(bad)", XX, XX, XX }, /* fwait */
1511 { "pushf", XX, XX, XX },
1512 { "popf", XX, XX, XX },
1513 { "(bad)", XX, XX, XX }, /* Reserved. */
1514 { "(bad)", XX, XX, XX }, /* Reserved. */
1515 /* a0 */
1516 { "mov", AL, Ob, XX },
1517 { "mov", eAX, Ov, XX },
1518 { "mov", Ob, AL, XX },
1519 { "mov", Ov, eAX, XX },
1520 { "movs", Yb, Xb, XX },
1521 { "movs", Yv, Xv, XX },
1522 { "cmps", Xb, Yb, XX },
1523 { "cmps", Xv, Yv, XX },
1524 /* a8 */
1525 { "test", AL, Ib, XX },
1526 { "test", eAX, Iv, XX },
1527 { "stos", Yb, AL, XX },
1528 { "stos", Yv, eAX, XX },
1529 { "lods", AL, Xb, XX },
1530 { "lods", eAX, Xv, XX },
1531 { "scas", AL, Yb, XX },
1532 { "scas", eAX, Yv, XX },
1533 /* b0 */
1534 { "mov", RMAL, Ib, XX },
1535 { "mov", RMCL, Ib, XX },
1536 { "mov", RMDL, Ib, XX },
1537 { "mov", RMBL, Ib, XX },
1538 { "mov", RMAH, Ib, XX },
1539 { "mov", RMCH, Ib, XX },
1540 { "mov", RMDH, Ib, XX },
1541 { "mov", RMBH, Ib, XX },
1542 /* b8 */
1543 { "mov", RMeAX, Iv, XX },
1544 { "mov", RMeCX, Iv, XX },
1545 { "mov", RMeDX, Iv, XX },
1546 { "mov", RMeBX, Iv, XX },
1547 { "mov", RMeSP, Iv, XX },
1548 { "mov", RMeBP, Iv, XX },
1549 { "mov", RMeSI, Iv, XX },
1550 { "mov", RMeDI, Iv, XX },
1551 /* c0 */
1552 { GRP2b },
1553 { GRP2S },
1554 { "ret", Iw, XX, XX },
1555 { "ret", XX, XX, XX },
1556 { "(bad)", XX, XX, XX }, /* Reserved. */
1557 { "lds", Gv, Mp, XX },
1558 { "mov", Eb, Ib, XX },
1559 { "mov", Ev, Iv, XX },
1560 /* c8 */
1561 { "enter", Iw, Ib, XX },
1562 { "leave", XX, XX, XX },
1563 { "lret", Iw, XX, XX },
1564 { "lret", XX, XX, XX },
1565 { "int3", XX, XX, XX },
1566 { "int", Ib, XX, XX },
1567 { "(bad)", XX, XX, XX }, /* Reserved. */
1568 { "iret", XX, XX, XX },
1569 /* d0 */
1570 { GRP2b_one },
1571 { GRP2S_one },
1572 { GRP2b_cl },
1573 { GRP2S_cl },
1574 { "(bad)", XX, XX, XX }, /* Reserved. */
1575 { "(bad)", XX, XX, XX }, /* Reserved. */
1576 { "(bad)", XX, XX, XX }, /* Reserved. */
1577 { "xlat", DSBX, XX, XX },
1578 /* d8 */
1579 { FLOAT },
1580 { FLOAT },
1581 { FLOAT },
1582 { FLOAT },
1583 { FLOAT },
1584 { FLOAT },
1585 { FLOAT },
1586 { FLOAT },
1587 /* e0 */
1588 { "loopne", Jb, XX, XX },
1589 { "loope", Jb, XX, XX },
1590 { "loop", Jb, XX, XX },
1591 { "jEcxz", Jb, XX, XX },
1592 { "in", AL, Ib, XX },
1593 { "in", eAX, Ib, XX },
1594 { "out", Ib, AL, XX },
1595 { "out", Ib, eAX, XX },
1596 /* e8 */
1597 { "call", Jv, XX, XX },
1598 { "jmp", Jv, XX, XX },
1599 { "(bad)", XX, XX, XX }, /* Reserved. */
1600 { "jmp", Jb, XX, XX },
1601 { "in", AL, indirDX, XX },
1602 { "in", eAX, indirDX, XX },
1603 { "out", indirDX, AL, XX },
1604 { "out", indirDX, eAX, XX },
1605 /* f0 */
1606 { "(bad)", XX, XX, XX }, /* lock prefix */
1607 { "(bad)", XX, XX, XX },
1608 { "(bad)", XX, XX, XX }, /* repne */
1609 { "(bad)", XX, XX, XX }, /* repz */
1610 { "hlt", XX, XX, XX },
1611 { "cmc", XX, XX, XX },
1612 { GRP3b },
1613 { GRP3S },
1614 /* f8 */
1615 { "clc", XX, XX, XX },
1616 { "stc", XX, XX, XX },
1617 { "cli", XX, XX, XX },
1618 { "sti", XX, XX, XX },
1619 { "cld", XX, XX, XX },
1620 { "std", XX, XX, XX },
1621 { GRP4 },
1622 { GRP5 },
1623 };
1624
1625 static const struct dis386 dis386_twobyte_att[] = {
1626 /* 00 */
1627 { GRP6 },
1628 { GRP7 },
1629 { "larS", Gv, Ew, XX },
1630 { "lslS", Gv, Ew, XX },
1631 { "(bad)", XX, XX, XX },
1632 { "syscall", XX, XX, XX },
1633 { "clts", XX, XX, XX },
1634 { "sysretP", XX, XX, XX },
1635 /* 08 */
1636 { "invd", XX, XX, XX },
1637 { "wbinvd", XX, XX, XX },
1638 { "(bad)", XX, XX, XX },
1639 { "ud2a", XX, XX, XX },
1640 { "(bad)", XX, XX, XX },
1641 { GRPAMD },
1642 { "femms", XX, XX, XX },
1643 { "", MX, EM, OPSUF }, /* See OP_3DNowSuffix */
1644 /* 10 */
1645 { PREGRP8 },
1646 { PREGRP9 },
1647 { "movlpX", XM, EX, SIMD_Fixup, 'h' }, /* really only 2 operands */
1648 { "movlpX", EX, XM, SIMD_Fixup, 'h' },
1649 { "unpcklpX", XM, EX, XX },
1650 { "unpckhpX", XM, EX, XX },
1651 { "movhpX", XM, EX, SIMD_Fixup, 'l' },
1652 { "movhpX", EX, XM, SIMD_Fixup, 'l' },
1653 /* 18 */
1654 { GRP14 },
1655 { "(bad)", XX, XX, XX },
1656 { "(bad)", XX, XX, XX },
1657 { "(bad)", XX, XX, XX },
1658 { "(bad)", XX, XX, XX },
1659 { "(bad)", XX, XX, XX },
1660 { "(bad)", XX, XX, XX },
1661 { "(bad)", XX, XX, XX },
1662 /* 20 */
1663 /* these are all backward in appendix A of the intel book */
1664 { "movL", Rm, Cm, XX },
1665 { "movL", Rm, Dm, XX },
1666 { "movL", Cm, Rm, XX },
1667 { "movL", Dm, Rm, XX },
1668 { "movL", Rd, Td, XX },
1669 { "(bad)", XX, XX, XX },
1670 { "movL", Td, Rd, XX },
1671 { "(bad)", XX, XX, XX },
1672 /* 28 */
1673 { "movapX", XM, EX, XX },
1674 { "movapX", EX, XM, XX },
1675 { PREGRP2 },
1676 { "movntpX", Ev, XM, XX },
1677 { PREGRP4 },
1678 { PREGRP3 },
1679 { "ucomisX", XM,EX, XX },
1680 { "comisX", XM,EX, XX },
1681 /* 30 */
1682 { "wrmsr", XX, XX, XX },
1683 { "rdtsc", XX, XX, XX },
1684 { "rdmsr", XX, XX, XX },
1685 { "rdpmc", XX, XX, XX },
1686 { "sysenter", XX, XX, XX },
1687 { "sysexit", XX, XX, XX },
1688 { "(bad)", XX, XX, XX },
1689 { "(bad)", XX, XX, XX },
1690 /* 38 */
1691 { "(bad)", XX, XX, XX },
1692 { "(bad)", XX, XX, XX },
1693 { "(bad)", XX, XX, XX },
1694 { "(bad)", XX, XX, XX },
1695 { "(bad)", XX, XX, XX },
1696 { "(bad)", XX, XX, XX },
1697 { "(bad)", XX, XX, XX },
1698 { "(bad)", XX, XX, XX },
1699 /* 40 */
1700 { "cmovo", Gv, Ev, XX },
1701 { "cmovno", Gv, Ev, XX },
1702 { "cmovb", Gv, Ev, XX },
1703 { "cmovae", Gv, Ev, XX },
1704 { "cmove", Gv, Ev, XX },
1705 { "cmovne", Gv, Ev, XX },
1706 { "cmovbe", Gv, Ev, XX },
1707 { "cmova", Gv, Ev, XX },
1708 /* 48 */
1709 { "cmovs", Gv, Ev, XX },
1710 { "cmovns", Gv, Ev, XX },
1711 { "cmovp", Gv, Ev, XX },
1712 { "cmovnp", Gv, Ev, XX },
1713 { "cmovl", Gv, Ev, XX },
1714 { "cmovge", Gv, Ev, XX },
1715 { "cmovle", Gv, Ev, XX },
1716 { "cmovg", Gv, Ev, XX },
1717 /* 50 */
1718 { "movmskpX", Gd, XS, XX },
1719 { PREGRP13 },
1720 { PREGRP12 },
1721 { PREGRP11 },
1722 { "andpX", XM, EX, XX },
1723 { "andnpX", XM, EX, XX },
1724 { "orpX", XM, EX, XX },
1725 { "xorpX", XM, EX, XX },
1726 /* 58 */
1727 { PREGRP0 },
1728 { PREGRP10 },
1729 { PREGRP17 },
1730 { PREGRP16 },
1731 { PREGRP14 },
1732 { PREGRP7 },
1733 { PREGRP5 },
1734 { PREGRP6 },
1735 /* 60 */
1736 { "punpcklbw", MX, EM, XX },
1737 { "punpcklwd", MX, EM, XX },
1738 { "punpckldq", MX, EM, XX },
1739 { "packsswb", MX, EM, XX },
1740 { "pcmpgtb", MX, EM, XX },
1741 { "pcmpgtw", MX, EM, XX },
1742 { "pcmpgtd", MX, EM, XX },
1743 { "packuswb", MX, EM, XX },
1744 /* 68 */
1745 { "punpckhbw", MX, EM, XX },
1746 { "punpckhwd", MX, EM, XX },
1747 { "punpckhdq", MX, EM, XX },
1748 { "packssdw", MX, EM, XX },
1749 { PREGRP26 },
1750 { PREGRP24 },
1751 { "movd", MX, Ed, XX },
1752 { PREGRP19 },
1753 /* 70 */
1754 { PREGRP22 },
1755 { GRP10 },
1756 { GRP11 },
1757 { GRP12 },
1758 { "pcmpeqb", MX, EM, XX },
1759 { "pcmpeqw", MX, EM, XX },
1760 { "pcmpeqd", MX, EM, XX },
1761 { "emms", XX, XX, XX },
1762 /* 78 */
1763 { "(bad)", XX, XX, XX },
1764 { "(bad)", XX, XX, XX },
1765 { "(bad)", XX, XX, XX },
1766 { "(bad)", XX, XX, XX },
1767 { "(bad)", XX, XX, XX },
1768 { "(bad)", XX, XX, XX },
1769 { PREGRP23 },
1770 { PREGRP20 },
1771 /* 80 */
1772 { "jo", Jv, cond_jump_flag, XX },
1773 { "jno", Jv, cond_jump_flag, XX },
1774 { "jb", Jv, cond_jump_flag, XX },
1775 { "jae", Jv, cond_jump_flag, XX },
1776 { "je", Jv, cond_jump_flag, XX },
1777 { "jne", Jv, cond_jump_flag, XX },
1778 { "jbe", Jv, cond_jump_flag, XX },
1779 { "ja", Jv, cond_jump_flag, XX },
1780 /* 88 */
1781 { "js", Jv, cond_jump_flag, XX },
1782 { "jns", Jv, cond_jump_flag, XX },
1783 { "jp", Jv, cond_jump_flag, XX },
1784 { "jnp", Jv, cond_jump_flag, XX },
1785 { "jl", Jv, cond_jump_flag, XX },
1786 { "jge", Jv, cond_jump_flag, XX },
1787 { "jle", Jv, cond_jump_flag, XX },
1788 { "jg", Jv, cond_jump_flag, XX },
1789 /* 90 */
1790 { "seto", Eb, XX, XX },
1791 { "setno", Eb, XX, XX },
1792 { "setb", Eb, XX, XX },
1793 { "setae", Eb, XX, XX },
1794 { "sete", Eb, XX, XX },
1795 { "setne", Eb, XX, XX },
1796 { "setbe", Eb, XX, XX },
1797 { "seta", Eb, XX, XX },
1798 /* 98 */
1799 { "sets", Eb, XX, XX },
1800 { "setns", Eb, XX, XX },
1801 { "setp", Eb, XX, XX },
1802 { "setnp", Eb, XX, XX },
1803 { "setl", Eb, XX, XX },
1804 { "setge", Eb, XX, XX },
1805 { "setle", Eb, XX, XX },
1806 { "setg", Eb, XX, XX },
1807 /* a0 */
1808 { "pushI", fs, XX, XX },
1809 { "popI", fs, XX, XX },
1810 { "cpuid", XX, XX, XX },
1811 { "btS", Ev, Gv, XX },
1812 { "shldS", Ev, Gv, Ib },
1813 { "shldS", Ev, Gv, CL },
1814 { "(bad)", XX, XX, XX },
1815 { "(bad)", XX, XX, XX },
1816 /* a8 */
1817 { "pushI", gs, XX, XX },
1818 { "popI", gs, XX, XX },
1819 { "rsm", XX, XX, XX },
1820 { "btsS", Ev, Gv, XX },
1821 { "shrdS", Ev, Gv, Ib },
1822 { "shrdS", Ev, Gv, CL },
1823 { GRP13 },
1824 { "imulS", Gv, Ev, XX },
1825 /* b0 */
1826 { "cmpxchgB", Eb, Gb, XX },
1827 { "cmpxchgS", Ev, Gv, XX },
1828 { "lssS", Gv, Mp, XX },
1829 { "btrS", Ev, Gv, XX },
1830 { "lfsS", Gv, Mp, XX },
1831 { "lgsS", Gv, Mp, XX },
1832 { "movzbR", Gv, Eb, XX },
1833 { "movzwR", Gv, Ew, XX }, /* yes, there really is movzww ! */
1834 /* b8 */
1835 { "(bad)", XX, XX, XX },
1836 { "ud2b", XX, XX, XX },
1837 { GRP8 },
1838 { "btcS", Ev, Gv, XX },
1839 { "bsfS", Gv, Ev, XX },
1840 { "bsrS", Gv, Ev, XX },
1841 { "movsbR", Gv, Eb, XX },
1842 { "movswR", Gv, Ew, XX }, /* yes, there really is movsww ! */
1843 /* c0 */
1844 { "xaddB", Eb, Gb, XX },
1845 { "xaddS", Ev, Gv, XX },
1846 { PREGRP1 },
1847 { "movntiS", Ev, Gv, XX },
1848 { "pinsrw", MX, Ed, Ib },
1849 { "pextrw", Gd, MS, Ib },
1850 { "shufpX", XM, EX, Ib },
1851 { GRP9 },
1852 /* c8 */
1853 { "bswap", RMeAX, XX, XX }, /* bswap doesn't support 16 bit regs */
1854 { "bswap", RMeCX, XX, XX },
1855 { "bswap", RMeDX, XX, XX },
1856 { "bswap", RMeBX, XX, XX },
1857 { "bswap", RMeSP, XX, XX },
1858 { "bswap", RMeBP, XX, XX },
1859 { "bswap", RMeSI, XX, XX },
1860 { "bswap", RMeDI, XX, XX },
1861 /* d0 */
1862 { "(bad)", XX, XX, XX },
1863 { "psrlw", MX, EM, XX },
1864 { "psrld", MX, EM, XX },
1865 { "psrlq", MX, EM, XX },
1866 { "paddq", MX, EM, XX },
1867 { "pmullw", MX, EM, XX },
1868 { PREGRP21 },
1869 { "pmovmskb", Gd, MS, XX },
1870 /* d8 */
1871 { "psubusb", MX, EM, XX },
1872 { "psubusw", MX, EM, XX },
1873 { "pminub", MX, EM, XX },
1874 { "pand", MX, EM, XX },
1875 { "paddusb", MX, EM, XX },
1876 { "paddusw", MX, EM, XX },
1877 { "pmaxub", MX, EM, XX },
1878 { "pandn", MX, EM, XX },
1879 /* e0 */
1880 { "pavgb", MX, EM, XX },
1881 { "psraw", MX, EM, XX },
1882 { "psrad", MX, EM, XX },
1883 { "pavgw", MX, EM, XX },
1884 { "pmulhuw", MX, EM, XX },
1885 { "pmulhw", MX, EM, XX },
1886 { PREGRP15 },
1887 { PREGRP25 },
1888 /* e8 */
1889 { "psubsb", MX, EM, XX },
1890 { "psubsw", MX, EM, XX },
1891 { "pminsw", MX, EM, XX },
1892 { "por", MX, EM, XX },
1893 { "paddsb", MX, EM, XX },
1894 { "paddsw", MX, EM, XX },
1895 { "pmaxsw", MX, EM, XX },
1896 { "pxor", MX, EM, XX },
1897 /* f0 */
1898 { "(bad)", XX, XX, XX },
1899 { "psllw", MX, EM, XX },
1900 { "pslld", MX, EM, XX },
1901 { "psllq", MX, EM, XX },
1902 { "pmuludq", MX, EM, XX },
1903 { "pmaddwd", MX, EM, XX },
1904 { "psadbw", MX, EM, XX },
1905 { PREGRP18 },
1906 /* f8 */
1907 { "psubb", MX, EM, XX },
1908 { "psubw", MX, EM, XX },
1909 { "psubd", MX, EM, XX },
1910 { "psubq", MX, EM, XX },
1911 { "paddb", MX, EM, XX },
1912 { "paddw", MX, EM, XX },
1913 { "paddd", MX, EM, XX },
1914 { "(bad)", XX, XX, XX }
1915 };
1916
1917 static const struct dis386 dis386_twobyte_intel[] = {
1918 /* 00 */
1919 { GRP6 },
1920 { GRP7 },
1921 { "lar", Gv, Ew, XX },
1922 { "lsl", Gv, Ew, XX },
1923 { "(bad)", XX, XX, XX },
1924 { "syscall", XX, XX, XX },
1925 { "clts", XX, XX, XX },
1926 { "sysretP", XX, XX, XX },
1927 /* 08 */
1928 { "invd", XX, XX, XX },
1929 { "wbinvd", XX, XX, XX },
1930 { "(bad)", XX, XX, XX },
1931 { "ud2a", XX, XX, XX },
1932 { "(bad)", XX, XX, XX },
1933 { GRPAMD },
1934 { "femms" , XX, XX, XX},
1935 { "", MX, EM, OPSUF }, /* See OP_3DNowSuffix */
1936 /* 10 */
1937 { PREGRP8 },
1938 { PREGRP9 },
1939 { "movlpX", XM, EX, SIMD_Fixup, 'h' }, /* really only 2 operands */
1940 { "movlpX", EX, XM, SIMD_Fixup, 'h' },
1941 { "unpcklpX", XM, EX, XX },
1942 { "unpckhpX", XM, EX, XX },
1943 { "movhpX", XM, EX, SIMD_Fixup, 'l' },
1944 { "movhpX", EX, XM, SIMD_Fixup, 'l' },
1945 /* 18 */
1946 { GRP14 },
1947 { "(bad)", XX, XX, XX },
1948 { "(bad)", XX, XX, XX },
1949 { "(bad)", XX, XX, XX },
1950 { "(bad)", XX, XX, XX },
1951 { "(bad)", XX, XX, XX },
1952 { "(bad)", XX, XX, XX },
1953 { "(bad)", XX, XX, XX },
1954 /* 20 */
1955 /* these are all backward in appendix A of the intel book */
1956 { "mov", Rm, Cm, XX },
1957 { "mov", Rm, Dm, XX },
1958 { "mov", Cm, Rm, XX },
1959 { "mov", Dm, Rm, XX },
1960 { "mov", Rd, Td, XX },
1961 { "(bad)", XX, XX, XX },
1962 { "mov", Td, Rd, XX },
1963 { "(bad)", XX, XX, XX },
1964 /* 28 */
1965 { "movapX", XM, EX, XX },
1966 { "movapX", EX, XM, XX },
1967 { PREGRP2 },
1968 { "movntpX", Ev, XM, XX },
1969 { PREGRP4 },
1970 { PREGRP3 },
1971 { "ucomisX", XM,EX, XX },
1972 { "comisX", XM,EX, XX },
1973 /* 30 */
1974 { "wrmsr", XX, XX, XX },
1975 { "rdtsc", XX, XX, XX },
1976 { "rdmsr", XX, XX, XX },
1977 { "rdpmc", XX, XX, XX },
1978 { "sysenter", XX, XX, XX },
1979 { "sysexit", XX, XX, XX },
1980 { "(bad)", XX, XX, XX },
1981 { "(bad)", XX, XX, XX },
1982 /* 38 */
1983 { "(bad)", XX, XX, XX },
1984 { "(bad)", XX, XX, XX },
1985 { "(bad)", XX, XX, XX },
1986 { "(bad)", XX, XX, XX },
1987 { "(bad)", XX, XX, XX },
1988 { "(bad)", XX, XX, XX },
1989 { "(bad)", XX, XX, XX },
1990 { "(bad)", XX, XX, XX },
1991 /* 40 */
1992 { "cmovo", Gv, Ev, XX },
1993 { "cmovno", Gv, Ev, XX },
1994 { "cmovb", Gv, Ev, XX },
1995 { "cmovae", Gv, Ev, XX },
1996 { "cmove", Gv, Ev, XX },
1997 { "cmovne", Gv, Ev, XX },
1998 { "cmovbe", Gv, Ev, XX },
1999 { "cmova", Gv, Ev, XX },
2000 /* 48 */
2001 { "cmovs", Gv, Ev, XX },
2002 { "cmovns", Gv, Ev, XX },
2003 { "cmovp", Gv, Ev, XX },
2004 { "cmovnp", Gv, Ev, XX },
2005 { "cmovl", Gv, Ev, XX },
2006 { "cmovge", Gv, Ev, XX },
2007 { "cmovle", Gv, Ev, XX },
2008 { "cmovg", Gv, Ev, XX },
2009 /* 50 */
2010 { "movmskpX", Gd, XS, XX },
2011 { PREGRP13 },
2012 { PREGRP12 },
2013 { PREGRP11 },
2014 { "andpX", XM, EX, XX },
2015 { "andnpX", XM, EX, XX },
2016 { "orpX", XM, EX, XX },
2017 { "xorpX", XM, EX, XX },
2018 /* 58 */
2019 { PREGRP0 },
2020 { PREGRP10 },
2021 { PREGRP17 },
2022 { PREGRP16 },
2023 { PREGRP14 },
2024 { PREGRP7 },
2025 { PREGRP5 },
2026 { PREGRP6 },
2027 /* 60 */
2028 { "punpcklbw", MX, EM, XX },
2029 { "punpcklwd", MX, EM, XX },
2030 { "punpckldq", MX, EM, XX },
2031 { "packsswb", MX, EM, XX },
2032 { "pcmpgtb", MX, EM, XX },
2033 { "pcmpgtw", MX, EM, XX },
2034 { "pcmpgtd", MX, EM, XX },
2035 { "packuswb", MX, EM, XX },
2036 /* 68 */
2037 { "punpckhbw", MX, EM, XX },
2038 { "punpckhwd", MX, EM, XX },
2039 { "punpckhdq", MX, EM, XX },
2040 { "packssdw", MX, EM, XX },
2041 { PREGRP26 },
2042 { PREGRP24 },
2043 { "movd", MX, Ed, XX },
2044 { PREGRP19 },
2045 /* 70 */
2046 { PREGRP22 },
2047 { GRP10 },
2048 { GRP11 },
2049 { GRP12 },
2050 { "pcmpeqb", MX, EM, XX },
2051 { "pcmpeqw", MX, EM, XX },
2052 { "pcmpeqd", MX, EM, XX },
2053 { "emms", XX, XX, XX },
2054 /* 78 */
2055 { "(bad)", XX, XX, XX },
2056 { "(bad)", XX, XX, XX },
2057 { "(bad)", XX, XX, XX },
2058 { "(bad)", XX, XX, XX },
2059 { "(bad)", XX, XX, XX },
2060 { "(bad)", XX, XX, XX },
2061 { PREGRP23 },
2062 { PREGRP20 },
2063 /* 80 */
2064 { "jo", Jv, XX, XX },
2065 { "jno", Jv, XX, XX },
2066 { "jb", Jv, XX, XX },
2067 { "jae", Jv, XX, XX },
2068 { "je", Jv, XX, XX },
2069 { "jne", Jv, XX, XX },
2070 { "jbe", Jv, XX, XX },
2071 { "ja", Jv, XX, XX },
2072 /* 88 */
2073 { "js", Jv, XX, XX },
2074 { "jns", Jv, XX, XX },
2075 { "jp", Jv, XX, XX },
2076 { "jnp", Jv, XX, XX },
2077 { "jl", Jv, XX, XX },
2078 { "jge", Jv, XX, XX },
2079 { "jle", Jv, XX, XX },
2080 { "jg", Jv, XX, XX },
2081 /* 90 */
2082 { "seto", Eb, XX, XX },
2083 { "setno", Eb, XX, XX },
2084 { "setb", Eb, XX, XX },
2085 { "setae", Eb, XX, XX },
2086 { "sete", Eb, XX, XX },
2087 { "setne", Eb, XX, XX },
2088 { "setbe", Eb, XX, XX },
2089 { "seta", Eb, XX, XX },
2090 /* 98 */
2091 { "sets", Eb, XX, XX },
2092 { "setns", Eb, XX, XX },
2093 { "setp", Eb, XX, XX },
2094 { "setnp", Eb, XX, XX },
2095 { "setl", Eb, XX, XX },
2096 { "setge", Eb, XX, XX },
2097 { "setle", Eb, XX, XX },
2098 { "setg", Eb, XX, XX },
2099 /* a0 */
2100 { "push", fs, XX, XX },
2101 { "pop", fs, XX, XX },
2102 { "cpuid", XX, XX, XX },
2103 { "bt", Ev, Gv, XX },
2104 { "shld", Ev, Gv, Ib },
2105 { "shld", Ev, Gv, CL },
2106 { "(bad)", XX, XX, XX },
2107 { "(bad)", XX, XX, XX },
2108 /* a8 */
2109 { "push", gs, XX, XX },
2110 { "pop", gs, XX, XX },
2111 { "rsm" , XX, XX, XX},
2112 { "bts", Ev, Gv, XX },
2113 { "shrd", Ev, Gv, Ib },
2114 { "shrd", Ev, Gv, CL },
2115 { GRP13 },
2116 { "imul", Gv, Ev, XX },
2117 /* b0 */
2118 { "cmpxchg", Eb, Gb, XX },
2119 { "cmpxchg", Ev, Gv, XX },
2120 { "lss", Gv, Mp, XX },
2121 { "btr", Ev, Gv, XX },
2122 { "lfs", Gv, Mp, XX },
2123 { "lgs", Gv, Mp, XX },
2124 { "movzx", Gv, Eb, XX },
2125 { "movzx", Gv, Ew, XX },
2126 /* b8 */
2127 { "(bad)", XX, XX, XX },
2128 { "ud2b", XX, XX, XX },
2129 { GRP8 },
2130 { "btc", Ev, Gv, XX },
2131 { "bsf", Gv, Ev, XX },
2132 { "bsr", Gv, Ev, XX },
2133 { "movsx", Gv, Eb, XX },
2134 { "movsx", Gv, Ew, XX },
2135 /* c0 */
2136 { "xadd", Eb, Gb, XX },
2137 { "xadd", Ev, Gv, XX },
2138 { PREGRP1 },
2139 { "movnti", Ev, Gv, XX },
2140 { "pinsrw", MX, Ed, Ib },
2141 { "pextrw", Gd, MS, Ib },
2142 { "shufpX", XM, EX, Ib },
2143 { GRP9 },
2144 /* c8 */
2145 { "bswap", RMeAX, XX, XX }, /* bswap doesn't support 16 bit regs */
2146 { "bswap", RMeCX, XX, XX },
2147 { "bswap", RMeDX, XX, XX },
2148 { "bswap", RMeBX, XX, XX },
2149 { "bswap", RMeSP, XX, XX },
2150 { "bswap", RMeBP, XX, XX },
2151 { "bswap", RMeSI, XX, XX },
2152 { "bswap", RMeDI, XX, XX },
2153 /* d0 */
2154 { "(bad)", XX, XX, XX },
2155 { "psrlw", MX, EM, XX },
2156 { "psrld", MX, EM, XX },
2157 { "psrlq", MX, EM, XX },
2158 { "paddq", MX, EM, XX },
2159 { "pmullw", MX, EM, XX },
2160 { PREGRP21 },
2161 { "pmovmskb", Gd, MS, XX },
2162 /* d8 */
2163 { "psubusb", MX, EM, XX },
2164 { "psubusw", MX, EM, XX },
2165 { "pminub", MX, EM, XX },
2166 { "pand", MX, EM, XX },
2167 { "paddusb", MX, EM, XX },
2168 { "paddusw", MX, EM, XX },
2169 { "pmaxub", MX, EM, XX },
2170 { "pandn", MX, EM, XX },
2171 /* e0 */
2172 { "pavgb", MX, EM, XX },
2173 { "psraw", MX, EM, XX },
2174 { "psrad", MX, EM, XX },
2175 { "pavgw", MX, EM, XX },
2176 { "pmulhuw", MX, EM, XX },
2177 { "pmulhw", MX, EM, XX },
2178 { PREGRP15 },
2179 { PREGRP25 },
2180 /* e8 */
2181 { "psubsb", MX, EM, XX },
2182 { "psubsw", MX, EM, XX },
2183 { "pminsw", MX, EM, XX },
2184 { "por", MX, EM, XX },
2185 { "paddsb", MX, EM, XX },
2186 { "paddsw", MX, EM, XX },
2187 { "pmaxsw", MX, EM, XX },
2188 { "pxor", MX, EM, XX },
2189 /* f0 */
2190 { "(bad)", XX, XX, XX },
2191 { "psllw", MX, EM, XX },
2192 { "pslld", MX, EM, XX },
2193 { "psllq", MX, EM, XX },
2194 { "pmuludq", MX, EM, XX },
2195 { "pmaddwd", MX, EM, XX },
2196 { "psadbw", MX, EM, XX },
2197 { PREGRP18 },
2198 /* f8 */
2199 { "psubb", MX, EM, XX },
2200 { "psubw", MX, EM, XX },
2201 { "psubd", MX, EM, XX },
2202 { "psubq", MX, EM, XX },
2203 { "paddb", MX, EM, XX },
2204 { "paddw", MX, EM, XX },
2205 { "paddd", MX, EM, XX },
2206 { "(bad)", XX, XX, XX }
2207 };
2208
2209 static const unsigned char onebyte_has_modrm[256] = {
2210 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
2211 /* ------------------------------- */
2212 /* 00 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 00 */
2213 /* 10 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 10 */
2214 /* 20 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 20 */
2215 /* 30 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 30 */
2216 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 40 */
2217 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 50 */
2218 /* 60 */ 0,0,1,1,0,0,0,0,0,1,0,1,0,0,0,0, /* 60 */
2219 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 70 */
2220 /* 80 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 80 */
2221 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 90 */
2222 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* a0 */
2223 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* b0 */
2224 /* c0 */ 1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0, /* c0 */
2225 /* d0 */ 1,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* d0 */
2226 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* e0 */
2227 /* f0 */ 0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1 /* f0 */
2228 /* ------------------------------- */
2229 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
2230 };
2231
2232 static const unsigned char twobyte_has_modrm[256] = {
2233 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
2234 /* ------------------------------- */
2235 /* 00 */ 1,1,1,1,0,0,0,0,0,0,0,0,0,1,0,1, /* 0f */
2236 /* 10 */ 1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0, /* 1f */
2237 /* 20 */ 1,1,1,1,1,0,1,0,1,1,1,1,1,1,1,1, /* 2f */
2238 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
2239 /* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 4f */
2240 /* 50 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 5f */
2241 /* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 6f */
2242 /* 70 */ 1,1,1,1,1,1,1,0,0,0,0,0,0,0,1,1, /* 7f */
2243 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
2244 /* 90 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 9f */
2245 /* a0 */ 0,0,0,1,1,1,0,0,0,0,0,1,1,1,1,1, /* af */
2246 /* b0 */ 1,1,1,1,1,1,1,1,0,0,1,1,1,1,1,1, /* bf */
2247 /* c0 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* cf */
2248 /* d0 */ 0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* df */
2249 /* e0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ef */
2250 /* f0 */ 0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0 /* ff */
2251 /* ------------------------------- */
2252 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
2253 };
2254
2255 static const unsigned char twobyte_uses_SSE_prefix[256] = {
2256 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
2257 /* ------------------------------- */
2258 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
2259 /* 10 */ 1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
2260 /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,0,1,1,0,0, /* 2f */
2261 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
2262 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
2263 /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */
2264 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1, /* 6f */
2265 /* 70 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1, /* 7f */
2266 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
2267 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
2268 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
2269 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
2270 /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
2271 /* d0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */
2272 /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */
2273 /* f0 */ 0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0 /* ff */
2274 /* ------------------------------- */
2275 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
2276 };
2277
2278 static char obuf[100];
2279 static char *obufp;
2280 static char scratchbuf[100];
2281 static unsigned char *start_codep;
2282 static unsigned char *insn_codep;
2283 static unsigned char *codep;
2284 static disassemble_info *the_info;
2285 static int mod;
2286 static int rm;
2287 static int reg;
2288 static unsigned char need_modrm;
2289 static void oappend PARAMS ((const char *s));
2290
2291 /* If we are accessing mod/rm/reg without need_modrm set, then the
2292 values are stale. Hitting this abort likely indicates that you
2293 need to update onebyte_has_modrm or twobyte_has_modrm. */
2294 #define MODRM_CHECK if (!need_modrm) abort ()
2295
2296 static const char *names64[] = {
2297 "%rax","%rcx","%rdx","%rbx", "%rsp","%rbp","%rsi","%rdi",
2298 "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15"
2299 };
2300 static const char *names32[] = {
2301 "%eax","%ecx","%edx","%ebx", "%esp","%ebp","%esi","%edi",
2302 "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d"
2303 };
2304 static const char *names16[] = {
2305 "%ax","%cx","%dx","%bx","%sp","%bp","%si","%di",
2306 "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w"
2307 };
2308 static const char *names8[] = {
2309 "%al","%cl","%dl","%bl","%ah","%ch","%dh","%bh",
2310 };
2311 static const char *names8rex[] = {
2312 "%al","%cl","%dl","%bl","%spl", "%bpl", "%sil", "%dil",
2313 "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b"
2314 };
2315 static const char *names_seg[] = {
2316 "%es","%cs","%ss","%ds","%fs","%gs","%?","%?",
2317 };
2318 static const char *index16[] = {
2319 "%bx,%si","%bx,%di","%bp,%si","%bp,%di","%si","%di","%bp","%bx"
2320 };
2321
2322 static const struct dis386 grps[][8] = {
2323 /* GRP1b */
2324 {
2325 { "addA", Eb, Ib, XX },
2326 { "orA", Eb, Ib, XX },
2327 { "adcA", Eb, Ib, XX },
2328 { "sbbA", Eb, Ib, XX },
2329 { "andA", Eb, Ib, XX },
2330 { "subA", Eb, Ib, XX },
2331 { "xorA", Eb, Ib, XX },
2332 { "cmpA", Eb, Ib, XX }
2333 },
2334 /* GRP1S */
2335 {
2336 { "addQ", Ev, Iv, XX },
2337 { "orQ", Ev, Iv, XX },
2338 { "adcQ", Ev, Iv, XX },
2339 { "sbbQ", Ev, Iv, XX },
2340 { "andQ", Ev, Iv, XX },
2341 { "subQ", Ev, Iv, XX },
2342 { "xorQ", Ev, Iv, XX },
2343 { "cmpQ", Ev, Iv, XX }
2344 },
2345 /* GRP1Ss */
2346 {
2347 { "addQ", Ev, sIb, XX },
2348 { "orQ", Ev, sIb, XX },
2349 { "adcQ", Ev, sIb, XX },
2350 { "sbbQ", Ev, sIb, XX },
2351 { "andQ", Ev, sIb, XX },
2352 { "subQ", Ev, sIb, XX },
2353 { "xorQ", Ev, sIb, XX },
2354 { "cmpQ", Ev, sIb, XX }
2355 },
2356 /* GRP2b */
2357 {
2358 { "rolA", Eb, Ib, XX },
2359 { "rorA", Eb, Ib, XX },
2360 { "rclA", Eb, Ib, XX },
2361 { "rcrA", Eb, Ib, XX },
2362 { "shlA", Eb, Ib, XX },
2363 { "shrA", Eb, Ib, XX },
2364 { "(bad)", XX, XX, XX },
2365 { "sarA", Eb, Ib, XX },
2366 },
2367 /* GRP2S */
2368 {
2369 { "rolQ", Ev, Ib, XX },
2370 { "rorQ", Ev, Ib, XX },
2371 { "rclQ", Ev, Ib, XX },
2372 { "rcrQ", Ev, Ib, XX },
2373 { "shlQ", Ev, Ib, XX },
2374 { "shrQ", Ev, Ib, XX },
2375 { "(bad)", XX, XX, XX },
2376 { "sarQ", Ev, Ib, XX },
2377 },
2378 /* GRP2b_one */
2379 {
2380 { "rolA", Eb, XX, XX },
2381 { "rorA", Eb, XX, XX },
2382 { "rclA", Eb, XX, XX },
2383 { "rcrA", Eb, XX, XX },
2384 { "shlA", Eb, XX, XX },
2385 { "shrA", Eb, XX, XX },
2386 { "(bad)", XX, XX, XX },
2387 { "sarA", Eb, XX, XX },
2388 },
2389 /* GRP2S_one */
2390 {
2391 { "rolQ", Ev, XX, XX },
2392 { "rorQ", Ev, XX, XX },
2393 { "rclQ", Ev, XX, XX },
2394 { "rcrQ", Ev, XX, XX },
2395 { "shlQ", Ev, XX, XX },
2396 { "shrQ", Ev, XX, XX },
2397 { "(bad)", XX, XX, XX},
2398 { "sarQ", Ev, XX, XX },
2399 },
2400 /* GRP2b_cl */
2401 {
2402 { "rolA", Eb, CL, XX },
2403 { "rorA", Eb, CL, XX },
2404 { "rclA", Eb, CL, XX },
2405 { "rcrA", Eb, CL, XX },
2406 { "shlA", Eb, CL, XX },
2407 { "shrA", Eb, CL, XX },
2408 { "(bad)", XX, XX, XX },
2409 { "sarA", Eb, CL, XX },
2410 },
2411 /* GRP2S_cl */
2412 {
2413 { "rolQ", Ev, CL, XX },
2414 { "rorQ", Ev, CL, XX },
2415 { "rclQ", Ev, CL, XX },
2416 { "rcrQ", Ev, CL, XX },
2417 { "shlQ", Ev, CL, XX },
2418 { "shrQ", Ev, CL, XX },
2419 { "(bad)", XX, XX, XX },
2420 { "sarQ", Ev, CL, XX }
2421 },
2422 /* GRP3b */
2423 {
2424 { "testA", Eb, Ib, XX },
2425 { "(bad)", Eb, XX, XX },
2426 { "notA", Eb, XX, XX },
2427 { "negA", Eb, XX, XX },
2428 { "mulB", AL, Eb, XX },
2429 { "imulB", AL, Eb, XX },
2430 { "divB", AL, Eb, XX },
2431 { "idivB", AL, Eb, XX }
2432 },
2433 /* GRP3S */
2434 {
2435 { "testQ", Ev, Iv, XX },
2436 { "(bad)", XX, XX, XX },
2437 { "notQ", Ev, XX, XX },
2438 { "negQ", Ev, XX, XX },
2439 { "mulS", eAX, Ev, XX },
2440 { "imulS", eAX, Ev, XX },
2441 { "divS", eAX, Ev, XX },
2442 { "idivS", eAX, Ev, XX },
2443 },
2444 /* GRP4 */
2445 {
2446 { "incA", Eb, XX, XX },
2447 { "decA", Eb, XX, XX },
2448 { "(bad)", XX, XX, XX },
2449 { "(bad)", XX, XX, XX },
2450 { "(bad)", XX, XX, XX },
2451 { "(bad)", XX, XX, XX },
2452 { "(bad)", XX, XX, XX },
2453 { "(bad)", XX, XX, XX },
2454 },
2455 /* GRP5 */
2456 {
2457 { "incQ", Ev, XX, XX },
2458 { "decQ", Ev, XX, XX },
2459 { "callI", indirEv, XX, XX },
2460 { "lcallI", indirEv, XX, XX },
2461 { "jmpI", indirEv, XX, XX },
2462 { "ljmpI", indirEv, XX, XX },
2463 { "pushT", Ev, XX, XX },
2464 { "(bad)", XX, XX, XX },
2465 },
2466 /* GRP6 */
2467 {
2468 { "sldt", Ew, XX, XX },
2469 { "str", Ew, XX, XX },
2470 { "lldt", Ew, XX, XX },
2471 { "ltr", Ew, XX, XX },
2472 { "verr", Ew, XX, XX },
2473 { "verw", Ew, XX, XX },
2474 { "(bad)", XX, XX, XX },
2475 { "(bad)", XX, XX, XX }
2476 },
2477 /* GRP7 */
2478 {
2479 { "sgdt", Ew, XX, XX },
2480 { "sidt", Ew, XX, XX },
2481 { "lgdt", Ew, XX, XX },
2482 { "lidt", Ew, XX, XX },
2483 { "smsw", Ew, XX, XX },
2484 { "(bad)", XX, XX, XX },
2485 { "lmsw", Ew, XX, XX },
2486 { "invlpg", Ew, XX, XX },
2487 },
2488 /* GRP8 */
2489 {
2490 { "(bad)", XX, XX, XX },
2491 { "(bad)", XX, XX, XX },
2492 { "(bad)", XX, XX, XX },
2493 { "(bad)", XX, XX, XX },
2494 { "btQ", Ev, Ib, XX },
2495 { "btsQ", Ev, Ib, XX },
2496 { "btrQ", Ev, Ib, XX },
2497 { "btcQ", Ev, Ib, XX },
2498 },
2499 /* GRP9 */
2500 {
2501 { "(bad)", XX, XX, XX },
2502 { "cmpxchg8b", Ev, XX, XX },
2503 { "(bad)", XX, XX, XX },
2504 { "(bad)", XX, XX, XX },
2505 { "(bad)", XX, XX, XX },
2506 { "(bad)", XX, XX, XX },
2507 { "(bad)", XX, XX, XX },
2508 { "(bad)", XX, XX, XX },
2509 },
2510 /* GRP10 */
2511 {
2512 { "(bad)", XX, XX, XX },
2513 { "(bad)", XX, XX, XX },
2514 { "psrlw", MS, Ib, XX },
2515 { "(bad)", XX, XX, XX },
2516 { "psraw", MS, Ib, XX },
2517 { "(bad)", XX, XX, XX },
2518 { "psllw", MS, Ib, XX },
2519 { "(bad)", XX, XX, XX },
2520 },
2521 /* GRP11 */
2522 {
2523 { "(bad)", XX, XX, XX },
2524 { "(bad)", XX, XX, XX },
2525 { "psrld", MS, Ib, XX },
2526 { "(bad)", XX, XX, XX },
2527 { "psrad", MS, Ib, XX },
2528 { "(bad)", XX, XX, XX },
2529 { "pslld", MS, Ib, XX },
2530 { "(bad)", XX, XX, XX },
2531 },
2532 /* GRP12 */
2533 {
2534 { "(bad)", XX, XX, XX },
2535 { "(bad)", XX, XX, XX },
2536 { "psrlq", MS, Ib, XX },
2537 { "psrldq", MS, Ib, XX },
2538 { "(bad)", XX, XX, XX },
2539 { "(bad)", XX, XX, XX },
2540 { "psllq", MS, Ib, XX },
2541 { "pslldq", MS, Ib, XX },
2542 },
2543 /* GRP13 */
2544 {
2545 { "fxsave", Ev, XX, XX },
2546 { "fxrstor", Ev, XX, XX },
2547 { "ldmxcsr", Ev, XX, XX },
2548 { "stmxcsr", Ev, XX, XX },
2549 { "(bad)", XX, XX, XX },
2550 { "lfence", None, XX, XX },
2551 { "mfence", None, XX, XX },
2552 { "sfence", None, XX, XX },
2553 /* FIXME: the sfence with memory operand is clflush! */
2554 },
2555 /* GRP14 */
2556 {
2557 { "prefetchnta", Ev, XX, XX },
2558 { "prefetcht0", Ev, XX, XX },
2559 { "prefetcht1", Ev, XX, XX },
2560 { "prefetcht2", Ev, XX, XX },
2561 { "(bad)", XX, XX, XX },
2562 { "(bad)", XX, XX, XX },
2563 { "(bad)", XX, XX, XX },
2564 { "(bad)", XX, XX, XX },
2565 },
2566 /* GRPAMD */
2567 {
2568 { "prefetch", Eb, XX, XX },
2569 { "prefetchw", Eb, XX, XX },
2570 { "(bad)", XX, XX, XX },
2571 { "(bad)", XX, XX, XX },
2572 { "(bad)", XX, XX, XX },
2573 { "(bad)", XX, XX, XX },
2574 { "(bad)", XX, XX, XX },
2575 { "(bad)", XX, XX, XX },
2576 }
2577
2578 };
2579
2580 static const struct dis386 prefix_user_table[][4] = {
2581 /* PREGRP0 */
2582 {
2583 { "addps", XM, EX, XX },
2584 { "addss", XM, EX, XX },
2585 { "addpd", XM, EX, XX },
2586 { "addsd", XM, EX, XX },
2587 },
2588 /* PREGRP1 */
2589 {
2590 { "", XM, EX, OPSIMD }, /* See OP_SIMD_SUFFIX */
2591 { "", XM, EX, OPSIMD },
2592 { "", XM, EX, OPSIMD },
2593 { "", XM, EX, OPSIMD },
2594 },
2595 /* PREGRP2 */
2596 {
2597 { "cvtpi2ps", XM, EM, XX },
2598 { "cvtsi2ssY", XM, Ev, XX },
2599 { "cvtpi2pd", XM, EM, XX },
2600 { "cvtsi2sdY", XM, Ev, XX },
2601 },
2602 /* PREGRP3 */
2603 {
2604 { "cvtps2pi", MX, EX, XX },
2605 { "cvtss2siY", Gv, EX, XX },
2606 { "cvtpd2pi", MX, EX, XX },
2607 { "cvtsd2siY", Gv, EX, XX },
2608 },
2609 /* PREGRP4 */
2610 {
2611 { "cvttps2pi", MX, EX, XX },
2612 { "cvttss2siY", Gv, EX, XX },
2613 { "cvttpd2pi", MX, EX, XX },
2614 { "cvttsd2siY", Gv, EX, XX },
2615 },
2616 /* PREGRP5 */
2617 {
2618 { "divps", XM, EX, XX },
2619 { "divss", XM, EX, XX },
2620 { "divpd", XM, EX, XX },
2621 { "divsd", XM, EX, XX },
2622 },
2623 /* PREGRP6 */
2624 {
2625 { "maxps", XM, EX, XX },
2626 { "maxss", XM, EX, XX },
2627 { "maxpd", XM, EX, XX },
2628 { "maxsd", XM, EX, XX },
2629 },
2630 /* PREGRP7 */
2631 {
2632 { "minps", XM, EX, XX },
2633 { "minss", XM, EX, XX },
2634 { "minpd", XM, EX, XX },
2635 { "minsd", XM, EX, XX },
2636 },
2637 /* PREGRP8 */
2638 {
2639 { "movups", XM, EX, XX },
2640 { "movss", XM, EX, XX },
2641 { "movupd", XM, EX, XX },
2642 { "movsd", XM, EX, XX },
2643 },
2644 /* PREGRP9 */
2645 {
2646 { "movups", EX, XM, XX },
2647 { "movss", EX, XM, XX },
2648 { "movupd", EX, XM, XX },
2649 { "movsd", EX, XM, XX },
2650 },
2651 /* PREGRP10 */
2652 {
2653 { "mulps", XM, EX, XX },
2654 { "mulss", XM, EX, XX },
2655 { "mulpd", XM, EX, XX },
2656 { "mulsd", XM, EX, XX },
2657 },
2658 /* PREGRP11 */
2659 {
2660 { "rcpps", XM, EX, XX },
2661 { "rcpss", XM, EX, XX },
2662 { "(bad)", XM, EX, XX },
2663 { "(bad)", XM, EX, XX },
2664 },
2665 /* PREGRP12 */
2666 {
2667 { "rsqrtps", XM, EX, XX },
2668 { "rsqrtss", XM, EX, XX },
2669 { "(bad)", XM, EX, XX },
2670 { "(bad)", XM, EX, XX },
2671 },
2672 /* PREGRP13 */
2673 {
2674 { "sqrtps", XM, EX, XX },
2675 { "sqrtss", XM, EX, XX },
2676 { "sqrtpd", XM, EX, XX },
2677 { "sqrtsd", XM, EX, XX },
2678 },
2679 /* PREGRP14 */
2680 {
2681 { "subps", XM, EX, XX },
2682 { "subss", XM, EX, XX },
2683 { "subpd", XM, EX, XX },
2684 { "subsd", XM, EX, XX },
2685 },
2686 /* PREGRP15 */
2687 {
2688 { "(bad)", XM, EX, XX },
2689 { "cvtdq2pd", XM, EX, XX },
2690 { "cvttpd2dq", XM, EX, XX },
2691 { "cvtpd2dq", XM, EX, XX },
2692 },
2693 /* PREGRP16 */
2694 {
2695 { "cvtdq2ps", XM, EX, XX },
2696 { "cvttps2dq",XM, EX, XX },
2697 { "cvtps2dq",XM, EX, XX },
2698 { "(bad)", XM, EX, XX },
2699 },
2700 /* PREGRP17 */
2701 {
2702 { "cvtps2pd", XM, EX, XX },
2703 { "cvtss2sd", XM, EX, XX },
2704 { "cvtpd2ps", XM, EX, XX },
2705 { "cvtsd2ss", XM, EX, XX },
2706 },
2707 /* PREGRP18 */
2708 {
2709 { "maskmovq", MX, MS, XX },
2710 { "(bad)", XM, EX, XX },
2711 { "maskmovdqu", XM, EX, XX },
2712 { "(bad)", XM, EX, XX },
2713 },
2714 /* PREGRP19 */
2715 {
2716 { "movq", MX, EM, XX },
2717 { "movdqu", XM, EX, XX },
2718 { "movdqa", XM, EX, XX },
2719 { "(bad)", XM, EX, XX },
2720 },
2721 /* PREGRP20 */
2722 {
2723 { "movq", EM, MX, XX },
2724 { "movdqu", EX, XM, XX },
2725 { "movdqa", EX, XM, XX },
2726 { "(bad)", EX, XM, XX },
2727 },
2728 /* PREGRP21 */
2729 {
2730 { "(bad)", EX, XM, XX },
2731 { "movq2dq", XM, MS, XX },
2732 { "movq", EX, XM, XX },
2733 { "movdq2q", MX, XS, XX },
2734 },
2735 /* PREGRP22 */
2736 {
2737 { "pshufw", MX, EM, Ib },
2738 { "pshufhw", XM, EX, Ib },
2739 { "pshufd", XM, EX, Ib },
2740 { "pshuflw", XM, EX, Ib },
2741 },
2742 /* PREGRP23 */
2743 {
2744 { "movd", Ed, MX, XX },
2745 { "movq", XM, EX, XX },
2746 { "movd", Ed, XM, XX },
2747 { "(bad)", Ed, XM, XX },
2748 },
2749 /* PREGRP24 */
2750 {
2751 { "(bad)", MX, EX, XX },
2752 { "(bad)", XM, EX, XX },
2753 { "punpckhqdq", XM, EX, XX },
2754 { "(bad)", XM, EX, XX },
2755 },
2756 /* PREGRP25 */
2757 {
2758 { "movntq", Ev, MX, XX },
2759 { "(bad)", Ev, XM, XX },
2760 { "movntdq", Ev, XM, XX },
2761 { "(bad)", Ev, XM, XX },
2762 },
2763 /* PREGRP26 */
2764 {
2765 { "(bad)", MX, EX, XX },
2766 { "(bad)", XM, EX, XX },
2767 { "punpcklqdq", XM, EX, XX },
2768 { "(bad)", XM, EX, XX },
2769 },
2770 };
2771
2772 #define INTERNAL_DISASSEMBLER_ERROR _("<internal disassembler error>")
2773
2774 static void
2775 ckprefix ()
2776 {
2777 int newrex;
2778 rex = 0;
2779 prefixes = 0;
2780 used_prefixes = 0;
2781 rex_used = 0;
2782 while (1)
2783 {
2784 FETCH_DATA (the_info, codep + 1);
2785 newrex = 0;
2786 switch (*codep)
2787 {
2788 /* REX prefixes family. */
2789 case 0x40:
2790 case 0x41:
2791 case 0x42:
2792 case 0x43:
2793 case 0x44:
2794 case 0x45:
2795 case 0x46:
2796 case 0x47:
2797 case 0x48:
2798 case 0x49:
2799 case 0x4a:
2800 case 0x4b:
2801 case 0x4c:
2802 case 0x4d:
2803 case 0x4e:
2804 case 0x4f:
2805 if (mode_64bit)
2806 newrex = *codep;
2807 else
2808 return;
2809 break;
2810 case 0xf3:
2811 prefixes |= PREFIX_REPZ;
2812 break;
2813 case 0xf2:
2814 prefixes |= PREFIX_REPNZ;
2815 break;
2816 case 0xf0:
2817 prefixes |= PREFIX_LOCK;
2818 break;
2819 case 0x2e:
2820 prefixes |= PREFIX_CS;
2821 break;
2822 case 0x36:
2823 prefixes |= PREFIX_SS;
2824 break;
2825 case 0x3e:
2826 prefixes |= PREFIX_DS;
2827 break;
2828 case 0x26:
2829 prefixes |= PREFIX_ES;
2830 break;
2831 case 0x64:
2832 prefixes |= PREFIX_FS;
2833 break;
2834 case 0x65:
2835 prefixes |= PREFIX_GS;
2836 break;
2837 case 0x66:
2838 prefixes |= PREFIX_DATA;
2839 break;
2840 case 0x67:
2841 prefixes |= PREFIX_ADDR;
2842 break;
2843 case FWAIT_OPCODE:
2844 /* fwait is really an instruction. If there are prefixes
2845 before the fwait, they belong to the fwait, *not* to the
2846 following instruction. */
2847 if (prefixes)
2848 {
2849 prefixes |= PREFIX_FWAIT;
2850 codep++;
2851 return;
2852 }
2853 prefixes = PREFIX_FWAIT;
2854 break;
2855 default:
2856 return;
2857 }
2858 /* Rex is ignored when followed by another prefix. */
2859 if (rex)
2860 {
2861 oappend (prefix_name (rex, 0));
2862 oappend (" ");
2863 }
2864 rex = newrex;
2865 codep++;
2866 }
2867 }
2868
2869 /* Return the name of the prefix byte PREF, or NULL if PREF is not a
2870 prefix byte. */
2871
2872 static const char *
2873 prefix_name (pref, sizeflag)
2874 int pref;
2875 int sizeflag;
2876 {
2877 switch (pref)
2878 {
2879 /* REX prefixes family. */
2880 case 0x40:
2881 return "rex";
2882 case 0x41:
2883 return "rexZ";
2884 case 0x42:
2885 return "rexY";
2886 case 0x43:
2887 return "rexYZ";
2888 case 0x44:
2889 return "rexX";
2890 case 0x45:
2891 return "rexXZ";
2892 case 0x46:
2893 return "rexXY";
2894 case 0x47:
2895 return "rexXYZ";
2896 case 0x48:
2897 return "rex64";
2898 case 0x49:
2899 return "rex64Z";
2900 case 0x4a:
2901 return "rex64Y";
2902 case 0x4b:
2903 return "rex64YZ";
2904 case 0x4c:
2905 return "rex64X";
2906 case 0x4d:
2907 return "rex64XZ";
2908 case 0x4e:
2909 return "rex64XY";
2910 case 0x4f:
2911 return "rex64XYZ";
2912 case 0xf3:
2913 return "repz";
2914 case 0xf2:
2915 return "repnz";
2916 case 0xf0:
2917 return "lock";
2918 case 0x2e:
2919 return "cs";
2920 case 0x36:
2921 return "ss";
2922 case 0x3e:
2923 return "ds";
2924 case 0x26:
2925 return "es";
2926 case 0x64:
2927 return "fs";
2928 case 0x65:
2929 return "gs";
2930 case 0x66:
2931 return (sizeflag & DFLAG) ? "data16" : "data32";
2932 case 0x67:
2933 return (sizeflag & AFLAG) ? "addr16" : "addr32";
2934 case FWAIT_OPCODE:
2935 return "fwait";
2936 default:
2937 return NULL;
2938 }
2939 }
2940
2941 static char op1out[100], op2out[100], op3out[100];
2942 static int op_ad, op_index[3];
2943 static unsigned int op_address[3];
2944 static unsigned int op_riprel[3];
2945 static bfd_vma start_pc;
2946
2947 \f
2948 /*
2949 * On the 386's of 1988, the maximum length of an instruction is 15 bytes.
2950 * (see topic "Redundant prefixes" in the "Differences from 8086"
2951 * section of the "Virtual 8086 Mode" chapter.)
2952 * 'pc' should be the address of this instruction, it will
2953 * be used to print the target address if this is a relative jump or call
2954 * The function returns the length of this instruction in bytes.
2955 */
2956
2957 static int print_insn_i386
2958 PARAMS ((bfd_vma pc, disassemble_info *info));
2959
2960 static char intel_syntax;
2961 static char open_char;
2962 static char close_char;
2963 static char separator_char;
2964 static char scale_char;
2965
2966 int
2967 print_insn_i386_att (pc, info)
2968 bfd_vma pc;
2969 disassemble_info *info;
2970 {
2971 intel_syntax = 0;
2972 open_char = '(';
2973 close_char = ')';
2974 separator_char = ',';
2975 scale_char = ',';
2976
2977 return print_insn_i386 (pc, info);
2978 }
2979
2980 int
2981 print_insn_i386_intel (pc, info)
2982 bfd_vma pc;
2983 disassemble_info *info;
2984 {
2985 intel_syntax = 1;
2986 open_char = '[';
2987 close_char = ']';
2988 separator_char = '+';
2989 scale_char = '*';
2990
2991 return print_insn_i386 (pc, info);
2992 }
2993
2994 static int
2995 print_insn_i386 (pc, info)
2996 bfd_vma pc;
2997 disassemble_info *info;
2998 {
2999 const struct dis386 *dp;
3000 int i;
3001 int two_source_ops;
3002 char *first, *second, *third;
3003 int needcomma;
3004 unsigned char uses_SSE_prefix;
3005 VOLATILE int sizeflag;
3006 VOLATILE int orig_sizeflag;
3007
3008 struct dis_private priv;
3009 bfd_byte *inbuf = priv.the_buffer;
3010
3011 mode_64bit = (info->mach == bfd_mach_x86_64_intel_syntax
3012 || info->mach == bfd_mach_x86_64);
3013
3014 if (info->mach == bfd_mach_i386_i386
3015 || info->mach == bfd_mach_x86_64
3016 || info->mach == bfd_mach_i386_i386_intel_syntax
3017 || info->mach == bfd_mach_x86_64_intel_syntax)
3018 sizeflag = AFLAG|DFLAG;
3019 else if (info->mach == bfd_mach_i386_i8086)
3020 sizeflag = 0;
3021 else
3022 abort ();
3023 orig_sizeflag = sizeflag;
3024
3025 /* The output looks better if we put 7 bytes on a line, since that
3026 puts most long word instructions on a single line. */
3027 info->bytes_per_line = 7;
3028
3029 info->private_data = (PTR) &priv;
3030 priv.max_fetched = priv.the_buffer;
3031 priv.insn_start = pc;
3032
3033 obuf[0] = 0;
3034 op1out[0] = 0;
3035 op2out[0] = 0;
3036 op3out[0] = 0;
3037
3038 op_index[0] = op_index[1] = op_index[2] = -1;
3039
3040 the_info = info;
3041 start_pc = pc;
3042 start_codep = inbuf;
3043 codep = inbuf;
3044
3045 if (setjmp (priv.bailout) != 0)
3046 {
3047 const char *name;
3048
3049 /* Getting here means we tried for data but didn't get it. That
3050 means we have an incomplete instruction of some sort. Just
3051 print the first byte as a prefix or a .byte pseudo-op. */
3052 if (codep > inbuf)
3053 {
3054 name = prefix_name (inbuf[0], orig_sizeflag);
3055 if (name != NULL)
3056 (*info->fprintf_func) (info->stream, "%s", name);
3057 else
3058 {
3059 /* Just print the first byte as a .byte instruction. */
3060 (*info->fprintf_func) (info->stream, ".byte 0x%x",
3061 (unsigned int) inbuf[0]);
3062 }
3063
3064 return 1;
3065 }
3066
3067 return -1;
3068 }
3069
3070 obufp = obuf;
3071 ckprefix ();
3072
3073 insn_codep = codep;
3074
3075 FETCH_DATA (info, codep + 1);
3076 two_source_ops = (*codep == 0x62) || (*codep == 0xc8);
3077
3078 if ((prefixes & PREFIX_FWAIT)
3079 && ((*codep < 0xd8) || (*codep > 0xdf)))
3080 {
3081 const char *name;
3082
3083 /* fwait not followed by floating point instruction. Print the
3084 first prefix, which is probably fwait itself. */
3085 name = prefix_name (inbuf[0], orig_sizeflag);
3086 if (name == NULL)
3087 name = INTERNAL_DISASSEMBLER_ERROR;
3088 (*info->fprintf_func) (info->stream, "%s", name);
3089 return 1;
3090 }
3091
3092 if (*codep == 0x0f)
3093 {
3094 FETCH_DATA (info, codep + 2);
3095 if (intel_syntax)
3096 dp = &dis386_twobyte_intel[*++codep];
3097 else
3098 dp = &dis386_twobyte_att[*++codep];
3099 need_modrm = twobyte_has_modrm[*codep];
3100 uses_SSE_prefix = twobyte_uses_SSE_prefix[*codep];
3101 }
3102 else
3103 {
3104 if (intel_syntax)
3105 if (mode_64bit)
3106 dp = &dis386_64_intel[*codep];
3107 else
3108 dp = &dis386_intel[*codep];
3109 else
3110 if (mode_64bit)
3111 dp = &disx86_64_att[*codep];
3112 else
3113 dp = &dis386_att[*codep];
3114 need_modrm = onebyte_has_modrm[*codep];
3115 uses_SSE_prefix = 0;
3116 }
3117 codep++;
3118
3119 if (!uses_SSE_prefix && (prefixes & PREFIX_REPZ))
3120 {
3121 oappend ("repz ");
3122 used_prefixes |= PREFIX_REPZ;
3123 }
3124 if (!uses_SSE_prefix && (prefixes & PREFIX_REPNZ))
3125 {
3126 oappend ("repnz ");
3127 used_prefixes |= PREFIX_REPNZ;
3128 }
3129 if (prefixes & PREFIX_LOCK)
3130 {
3131 oappend ("lock ");
3132 used_prefixes |= PREFIX_LOCK;
3133 }
3134
3135 if (prefixes & PREFIX_ADDR)
3136 {
3137 sizeflag ^= AFLAG;
3138 if (dp->bytemode2 != loop_jcxz_mode)
3139 {
3140 if (sizeflag & AFLAG)
3141 oappend ("addr32 ");
3142 else
3143 oappend ("addr16 ");
3144 used_prefixes |= PREFIX_ADDR;
3145 }
3146 }
3147
3148 if (!uses_SSE_prefix && (prefixes & PREFIX_DATA))
3149 {
3150 sizeflag ^= DFLAG;
3151 if (dp->bytemode2 == cond_jump_mode && dp->bytemode1 == v_mode)
3152 {
3153 if (sizeflag & DFLAG)
3154 oappend ("data32 ");
3155 else
3156 oappend ("data16 ");
3157 used_prefixes |= PREFIX_DATA;
3158 }
3159 }
3160
3161 if (dp->bytemode2 == cond_jump_mode || dp->bytemode2 == loop_jcxz_mode)
3162 {
3163 if ((prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_CS)
3164 {
3165 oappend ("cs ");
3166 used_prefixes |= PREFIX_CS;
3167 }
3168 if ((prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_DS)
3169 {
3170 oappend ("ds ");
3171 used_prefixes |= PREFIX_DS;
3172 }
3173 }
3174
3175 if (need_modrm)
3176 {
3177 FETCH_DATA (info, codep + 1);
3178 mod = (*codep >> 6) & 3;
3179 reg = (*codep >> 3) & 7;
3180 rm = *codep & 7;
3181 }
3182 else
3183 {
3184 mod = 0;
3185 reg = 0;
3186 rm = 0;
3187 }
3188
3189 if (dp->name == NULL && dp->bytemode1 == FLOATCODE)
3190 {
3191 dofloat (sizeflag);
3192 }
3193 else
3194 {
3195 int index;
3196 if (dp->name == NULL)
3197 {
3198 switch(dp->bytemode2)
3199 {
3200 case USE_GROUPS:
3201 dp = &grps[dp->bytemode1][reg];
3202 break;
3203 case USE_PREFIX_USER_TABLE:
3204 index = 0;
3205 used_prefixes |= (prefixes & PREFIX_REPZ);
3206 if (prefixes & PREFIX_REPZ)
3207 index = 1;
3208 else
3209 {
3210 used_prefixes |= (prefixes & PREFIX_DATA);
3211 if (prefixes & PREFIX_DATA)
3212 index = 2;
3213 else
3214 {
3215 used_prefixes |= (prefixes & PREFIX_REPNZ);
3216 if (prefixes & PREFIX_REPNZ)
3217 index = 3;
3218 }
3219 }
3220 dp = &prefix_user_table[dp->bytemode1][index];
3221 break;
3222 default:
3223 oappend (INTERNAL_DISASSEMBLER_ERROR);
3224 break;
3225 }
3226 }
3227
3228 putop (dp->name, sizeflag);
3229
3230 obufp = op1out;
3231 op_ad = 2;
3232 if (dp->op1)
3233 (*dp->op1)(dp->bytemode1, sizeflag);
3234
3235 obufp = op2out;
3236 op_ad = 1;
3237 if (dp->op2)
3238 (*dp->op2)(dp->bytemode2, sizeflag);
3239
3240 obufp = op3out;
3241 op_ad = 0;
3242 if (dp->op3)
3243 (*dp->op3)(dp->bytemode3, sizeflag);
3244 }
3245
3246 /* See if any prefixes were not used. If so, print the first one
3247 separately. If we don't do this, we'll wind up printing an
3248 instruction stream which does not precisely correspond to the
3249 bytes we are disassembling. */
3250 if ((prefixes & ~used_prefixes) != 0)
3251 {
3252 const char *name;
3253
3254 name = prefix_name (inbuf[0], orig_sizeflag);
3255 if (name == NULL)
3256 name = INTERNAL_DISASSEMBLER_ERROR;
3257 (*info->fprintf_func) (info->stream, "%s", name);
3258 return 1;
3259 }
3260 if (rex & ~rex_used)
3261 {
3262 const char *name;
3263 name = prefix_name (rex | 0x40, orig_sizeflag);
3264 if (name == NULL)
3265 name = INTERNAL_DISASSEMBLER_ERROR;
3266 (*info->fprintf_func) (info->stream, "%s ", name);
3267 }
3268
3269 obufp = obuf + strlen (obuf);
3270 for (i = strlen (obuf); i < 6; i++)
3271 oappend (" ");
3272 oappend (" ");
3273 (*info->fprintf_func) (info->stream, "%s", obuf);
3274
3275 /* The enter and bound instructions are printed with operands in the same
3276 order as the intel book; everything else is printed in reverse order. */
3277 if (intel_syntax || two_source_ops)
3278 {
3279 first = op1out;
3280 second = op2out;
3281 third = op3out;
3282 op_ad = op_index[0];
3283 op_index[0] = op_index[2];
3284 op_index[2] = op_ad;
3285 }
3286 else
3287 {
3288 first = op3out;
3289 second = op2out;
3290 third = op1out;
3291 }
3292 needcomma = 0;
3293 if (*first)
3294 {
3295 if (op_index[0] != -1 && !op_riprel[0])
3296 (*info->print_address_func) ((bfd_vma) op_address[op_index[0]], info);
3297 else
3298 (*info->fprintf_func) (info->stream, "%s", first);
3299 needcomma = 1;
3300 }
3301 if (*second)
3302 {
3303 if (needcomma)
3304 (*info->fprintf_func) (info->stream, ",");
3305 if (op_index[1] != -1 && !op_riprel[1])
3306 (*info->print_address_func) ((bfd_vma) op_address[op_index[1]], info);
3307 else
3308 (*info->fprintf_func) (info->stream, "%s", second);
3309 needcomma = 1;
3310 }
3311 if (*third)
3312 {
3313 if (needcomma)
3314 (*info->fprintf_func) (info->stream, ",");
3315 if (op_index[2] != -1 && !op_riprel[2])
3316 (*info->print_address_func) ((bfd_vma) op_address[op_index[2]], info);
3317 else
3318 (*info->fprintf_func) (info->stream, "%s", third);
3319 }
3320 for (i = 0; i < 3; i++)
3321 if (op_index[i] != -1 && op_riprel[i])
3322 {
3323 (*info->fprintf_func) (info->stream, " # ");
3324 (*info->print_address_func) ((bfd_vma) (start_pc + codep - start_codep
3325 + op_address[op_index[i]]), info);
3326 }
3327 return codep - inbuf;
3328 }
3329
3330 static const char *float_mem_att[] = {
3331 /* d8 */
3332 "fadds",
3333 "fmuls",
3334 "fcoms",
3335 "fcomps",
3336 "fsubs",
3337 "fsubrs",
3338 "fdivs",
3339 "fdivrs",
3340 /* d9 */
3341 "flds",
3342 "(bad)",
3343 "fsts",
3344 "fstps",
3345 "fldenv",
3346 "fldcw",
3347 "fNstenv",
3348 "fNstcw",
3349 /* da */
3350 "fiaddl",
3351 "fimull",
3352 "ficoml",
3353 "ficompl",
3354 "fisubl",
3355 "fisubrl",
3356 "fidivl",
3357 "fidivrl",
3358 /* db */
3359 "fildl",
3360 "(bad)",
3361 "fistl",
3362 "fistpl",
3363 "(bad)",
3364 "fldt",
3365 "(bad)",
3366 "fstpt",
3367 /* dc */
3368 "faddl",
3369 "fmull",
3370 "fcoml",
3371 "fcompl",
3372 "fsubl",
3373 "fsubrl",
3374 "fdivl",
3375 "fdivrl",
3376 /* dd */
3377 "fldl",
3378 "(bad)",
3379 "fstl",
3380 "fstpl",
3381 "frstor",
3382 "(bad)",
3383 "fNsave",
3384 "fNstsw",
3385 /* de */
3386 "fiadd",
3387 "fimul",
3388 "ficom",
3389 "ficomp",
3390 "fisub",
3391 "fisubr",
3392 "fidiv",
3393 "fidivr",
3394 /* df */
3395 "fild",
3396 "(bad)",
3397 "fist",
3398 "fistp",
3399 "fbld",
3400 "fildll",
3401 "fbstp",
3402 "fistpll",
3403 };
3404
3405 static const char *float_mem_intel[] = {
3406 /* d8 */
3407 "fadd",
3408 "fmul",
3409 "fcom",
3410 "fcomp",
3411 "fsub",
3412 "fsubr",
3413 "fdiv",
3414 "fdivr",
3415 /* d9 */
3416 "fld",
3417 "(bad)",
3418 "fst",
3419 "fstp",
3420 "fldenv",
3421 "fldcw",
3422 "fNstenv",
3423 "fNstcw",
3424 /* da */
3425 "fiadd",
3426 "fimul",
3427 "ficom",
3428 "ficomp",
3429 "fisub",
3430 "fisubr",
3431 "fidiv",
3432 "fidivr",
3433 /* db */
3434 "fild",
3435 "(bad)",
3436 "fist",
3437 "fistp",
3438 "(bad)",
3439 "fld",
3440 "(bad)",
3441 "fstp",
3442 /* dc */
3443 "fadd",
3444 "fmul",
3445 "fcom",
3446 "fcomp",
3447 "fsub",
3448 "fsubr",
3449 "fdiv",
3450 "fdivr",
3451 /* dd */
3452 "fld",
3453 "(bad)",
3454 "fst",
3455 "fstp",
3456 "frstor",
3457 "(bad)",
3458 "fNsave",
3459 "fNstsw",
3460 /* de */
3461 "fiadd",
3462 "fimul",
3463 "ficom",
3464 "ficomp",
3465 "fisub",
3466 "fisubr",
3467 "fidiv",
3468 "fidivr",
3469 /* df */
3470 "fild",
3471 "(bad)",
3472 "fist",
3473 "fistp",
3474 "fbld",
3475 "fild",
3476 "fbstp",
3477 "fistpll",
3478 };
3479
3480 #define ST OP_ST, 0
3481 #define STi OP_STi, 0
3482
3483 #define FGRPd9_2 NULL, NULL, 0, NULL, 0, NULL, 0
3484 #define FGRPd9_4 NULL, NULL, 1, NULL, 0, NULL, 0
3485 #define FGRPd9_5 NULL, NULL, 2, NULL, 0, NULL, 0
3486 #define FGRPd9_6 NULL, NULL, 3, NULL, 0, NULL, 0
3487 #define FGRPd9_7 NULL, NULL, 4, NULL, 0, NULL, 0
3488 #define FGRPda_5 NULL, NULL, 5, NULL, 0, NULL, 0
3489 #define FGRPdb_4 NULL, NULL, 6, NULL, 0, NULL, 0
3490 #define FGRPde_3 NULL, NULL, 7, NULL, 0, NULL, 0
3491 #define FGRPdf_4 NULL, NULL, 8, NULL, 0, NULL, 0
3492
3493 static const struct dis386 float_reg[][8] = {
3494 /* d8 */
3495 {
3496 { "fadd", ST, STi, XX },
3497 { "fmul", ST, STi, XX },
3498 { "fcom", STi, XX, XX },
3499 { "fcomp", STi, XX, XX },
3500 { "fsub", ST, STi, XX },
3501 { "fsubr", ST, STi, XX },
3502 { "fdiv", ST, STi, XX },
3503 { "fdivr", ST, STi, XX },
3504 },
3505 /* d9 */
3506 {
3507 { "fld", STi, XX, XX },
3508 { "fxch", STi, XX, XX },
3509 { FGRPd9_2 },
3510 { "(bad)", XX, XX, XX },
3511 { FGRPd9_4 },
3512 { FGRPd9_5 },
3513 { FGRPd9_6 },
3514 { FGRPd9_7 },
3515 },
3516 /* da */
3517 {
3518 { "fcmovb", ST, STi, XX },
3519 { "fcmove", ST, STi, XX },
3520 { "fcmovbe",ST, STi, XX },
3521 { "fcmovu", ST, STi, XX },
3522 { "(bad)", XX, XX, XX },
3523 { FGRPda_5 },
3524 { "(bad)", XX, XX, XX },
3525 { "(bad)", XX, XX, XX },
3526 },
3527 /* db */
3528 {
3529 { "fcmovnb",ST, STi, XX },
3530 { "fcmovne",ST, STi, XX },
3531 { "fcmovnbe",ST, STi, XX },
3532 { "fcmovnu",ST, STi, XX },
3533 { FGRPdb_4 },
3534 { "fucomi", ST, STi, XX },
3535 { "fcomi", ST, STi, XX },
3536 { "(bad)", XX, XX, XX },
3537 },
3538 /* dc */
3539 {
3540 { "fadd", STi, ST, XX },
3541 { "fmul", STi, ST, XX },
3542 { "(bad)", XX, XX, XX },
3543 { "(bad)", XX, XX, XX },
3544 #if UNIXWARE_COMPAT
3545 { "fsub", STi, ST, XX },
3546 { "fsubr", STi, ST, XX },
3547 { "fdiv", STi, ST, XX },
3548 { "fdivr", STi, ST, XX },
3549 #else
3550 { "fsubr", STi, ST, XX },
3551 { "fsub", STi, ST, XX },
3552 { "fdivr", STi, ST, XX },
3553 { "fdiv", STi, ST, XX },
3554 #endif
3555 },
3556 /* dd */
3557 {
3558 { "ffree", STi, XX, XX },
3559 { "(bad)", XX, XX, XX },
3560 { "fst", STi, XX, XX },
3561 { "fstp", STi, XX, XX },
3562 { "fucom", STi, XX, XX },
3563 { "fucomp", STi, XX, XX },
3564 { "(bad)", XX, XX, XX },
3565 { "(bad)", XX, XX, XX },
3566 },
3567 /* de */
3568 {
3569 { "faddp", STi, ST, XX },
3570 { "fmulp", STi, ST, XX },
3571 { "(bad)", XX, XX, XX },
3572 { FGRPde_3 },
3573 #if UNIXWARE_COMPAT
3574 { "fsubp", STi, ST, XX },
3575 { "fsubrp", STi, ST, XX },
3576 { "fdivp", STi, ST, XX },
3577 { "fdivrp", STi, ST, XX },
3578 #else
3579 { "fsubrp", STi, ST, XX },
3580 { "fsubp", STi, ST, XX },
3581 { "fdivrp", STi, ST, XX },
3582 { "fdivp", STi, ST, XX },
3583 #endif
3584 },
3585 /* df */
3586 {
3587 { "ffreep", STi, XX, XX },
3588 { "(bad)", XX, XX, XX },
3589 { "(bad)", XX, XX, XX },
3590 { "(bad)", XX, XX, XX },
3591 { FGRPdf_4 },
3592 { "fucomip",ST, STi, XX },
3593 { "fcomip", ST, STi, XX },
3594 { "(bad)", XX, XX, XX },
3595 },
3596 };
3597
3598
3599 static char *fgrps[][8] = {
3600 /* d9_2 0 */
3601 {
3602 "fnop","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3603 },
3604
3605 /* d9_4 1 */
3606 {
3607 "fchs","fabs","(bad)","(bad)","ftst","fxam","(bad)","(bad)",
3608 },
3609
3610 /* d9_5 2 */
3611 {
3612 "fld1","fldl2t","fldl2e","fldpi","fldlg2","fldln2","fldz","(bad)",
3613 },
3614
3615 /* d9_6 3 */
3616 {
3617 "f2xm1","fyl2x","fptan","fpatan","fxtract","fprem1","fdecstp","fincstp",
3618 },
3619
3620 /* d9_7 4 */
3621 {
3622 "fprem","fyl2xp1","fsqrt","fsincos","frndint","fscale","fsin","fcos",
3623 },
3624
3625 /* da_5 5 */
3626 {
3627 "(bad)","fucompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3628 },
3629
3630 /* db_4 6 */
3631 {
3632 "feni(287 only)","fdisi(287 only)","fNclex","fNinit",
3633 "fNsetpm(287 only)","(bad)","(bad)","(bad)",
3634 },
3635
3636 /* de_3 7 */
3637 {
3638 "(bad)","fcompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3639 },
3640
3641 /* df_4 8 */
3642 {
3643 "fNstsw","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3644 },
3645 };
3646
3647 static void
3648 dofloat (sizeflag)
3649 int sizeflag;
3650 {
3651 const struct dis386 *dp;
3652 unsigned char floatop;
3653
3654 floatop = codep[-1];
3655
3656 if (mod != 3)
3657 {
3658 if (intel_syntax)
3659 putop (float_mem_intel[(floatop - 0xd8 ) * 8 + reg], sizeflag);
3660 else
3661 putop (float_mem_att[(floatop - 0xd8 ) * 8 + reg], sizeflag);
3662 obufp = op1out;
3663 if (floatop == 0xdb)
3664 OP_E (x_mode, sizeflag);
3665 else if (floatop == 0xdd)
3666 OP_E (d_mode, sizeflag);
3667 else
3668 OP_E (v_mode, sizeflag);
3669 return;
3670 }
3671 /* skip mod/rm byte */
3672 MODRM_CHECK;
3673 codep++;
3674
3675 dp = &float_reg[floatop - 0xd8][reg];
3676 if (dp->name == NULL)
3677 {
3678 putop (fgrps[dp->bytemode1][rm], sizeflag);
3679
3680 /* instruction fnstsw is only one with strange arg */
3681 if (floatop == 0xdf && codep[-1] == 0xe0)
3682 strcpy (op1out, names16[0]);
3683 }
3684 else
3685 {
3686 putop (dp->name, sizeflag);
3687
3688 obufp = op1out;
3689 if (dp->op1)
3690 (*dp->op1)(dp->bytemode1, sizeflag);
3691 obufp = op2out;
3692 if (dp->op2)
3693 (*dp->op2)(dp->bytemode2, sizeflag);
3694 }
3695 }
3696
3697 /* ARGSUSED */
3698 static void
3699 OP_ST (ignore, sizeflag)
3700 int ignore ATTRIBUTE_UNUSED;
3701 int sizeflag ATTRIBUTE_UNUSED;
3702 {
3703 oappend ("%st");
3704 }
3705
3706 /* ARGSUSED */
3707 static void
3708 OP_STi (ignore, sizeflag)
3709 int ignore ATTRIBUTE_UNUSED;
3710 int sizeflag ATTRIBUTE_UNUSED;
3711 {
3712 sprintf (scratchbuf, "%%st(%d)", rm);
3713 oappend (scratchbuf);
3714 }
3715
3716
3717 /* capital letters in template are macros */
3718 static void
3719 putop (template, sizeflag)
3720 const char *template;
3721 int sizeflag;
3722 {
3723 const char *p;
3724
3725 for (p = template; *p; p++)
3726 {
3727 switch (*p)
3728 {
3729 default:
3730 *obufp++ = *p;
3731 break;
3732 case 'A':
3733 if (intel_syntax)
3734 break;
3735 if (mod != 3
3736 #ifdef SUFFIX_ALWAYS
3737 || (sizeflag & SUFFIX_ALWAYS)
3738 #endif
3739 )
3740 *obufp++ = 'b';
3741 break;
3742 case 'B':
3743 if (intel_syntax)
3744 break;
3745 #ifdef SUFFIX_ALWAYS
3746 if (sizeflag & SUFFIX_ALWAYS)
3747 *obufp++ = 'b';
3748 #endif
3749 break;
3750 case 'E': /* For jcxz/jecxz */
3751 if (sizeflag & AFLAG)
3752 *obufp++ = 'e';
3753 used_prefixes |= (prefixes & PREFIX_ADDR);
3754 break;
3755 case 'F':
3756 if ((prefixes & PREFIX_ADDR)
3757 #ifdef SUFFIX_ALWAYS
3758 || (sizeflag & SUFFIX_ALWAYS)
3759 #endif
3760 )
3761 {
3762 if (sizeflag & AFLAG)
3763 *obufp++ = 'l';
3764 else
3765 *obufp++ = 'w';
3766 used_prefixes |= (prefixes & PREFIX_ADDR);
3767 }
3768 break;
3769 case 'I':
3770 if (intel_syntax)
3771 break;
3772 if (mode_64bit)
3773 *obufp++ = 'q';
3774 else
3775 {
3776 if ((prefixes & PREFIX_DATA)
3777 #ifdef SUFFIX_ALWAYS
3778 || (sizeflag & SUFFIX_ALWAYS)
3779 #endif
3780 )
3781 {
3782 if (sizeflag & DFLAG)
3783 *obufp++ = 'l';
3784 else
3785 *obufp++ = 'w';
3786 used_prefixes |= (prefixes & PREFIX_DATA);
3787 }
3788 }
3789 break;
3790 case 'L':
3791 if (intel_syntax)
3792 break;
3793 #ifdef SUFFIX_ALWAYS
3794 if (sizeflag & SUFFIX_ALWAYS)
3795 *obufp++ = 'l';
3796 #endif
3797 break;
3798 case 'N':
3799 if ((prefixes & PREFIX_FWAIT) == 0)
3800 *obufp++ = 'n';
3801 else
3802 used_prefixes |= PREFIX_FWAIT;
3803 break;
3804 case 'O':
3805 USED_REX (REX_MODE64);
3806 if (rex & REX_MODE64)
3807 *obufp++ = 'o';
3808 else
3809 *obufp++ = 'd';
3810 break;
3811 case 'P':
3812 if (intel_syntax)
3813 break;
3814 if ((prefixes & PREFIX_DATA)
3815 || (rex & REX_MODE64)
3816 #ifdef SUFFIX_ALWAYS
3817 || (sizeflag & SUFFIX_ALWAYS)
3818 #endif
3819 )
3820 {
3821 USED_REX (REX_MODE64);
3822 if (rex & REX_MODE64)
3823 *obufp++ = 'q';
3824 else
3825 {
3826 if (sizeflag & DFLAG)
3827 *obufp++ = 'l';
3828 else
3829 *obufp++ = 'w';
3830 used_prefixes |= (prefixes & PREFIX_DATA);
3831 }
3832 }
3833 break;
3834 case 'Q':
3835 if (intel_syntax)
3836 break;
3837 USED_REX (REX_MODE64);
3838 if (mod != 3
3839 #ifdef SUFFIX_ALWAYS
3840 || (sizeflag & SUFFIX_ALWAYS)
3841 #endif
3842 )
3843 {
3844 if (rex & REX_MODE64)
3845 *obufp++ = 'q';
3846 else
3847 {
3848 if (sizeflag & DFLAG)
3849 *obufp++ = 'l';
3850 else
3851 *obufp++ = 'w';
3852 used_prefixes |= (prefixes & PREFIX_DATA);
3853 }
3854 }
3855 break;
3856 case 'R':
3857 USED_REX (REX_MODE64);
3858 if (intel_syntax)
3859 {
3860 if (rex & REX_MODE64)
3861 {
3862 *obufp++ = 'q';
3863 *obufp++ = 't';
3864 }
3865 else if (sizeflag & DFLAG)
3866 {
3867 *obufp++ = 'd';
3868 *obufp++ = 'q';
3869 }
3870 else
3871 {
3872 *obufp++ = 'w';
3873 *obufp++ = 'd';
3874 }
3875 }
3876 else
3877 {
3878 if (rex & REX_MODE64)
3879 *obufp++ = 'q';
3880 else if (sizeflag & DFLAG)
3881 *obufp++ = 'l';
3882 else
3883 *obufp++ = 'w';
3884 }
3885 if (!(rex & REX_MODE64))
3886 used_prefixes |= (prefixes & PREFIX_DATA);
3887 break;
3888 case 'S':
3889 if (intel_syntax)
3890 break;
3891 #ifdef SUFFIX_ALWAYS
3892 if (sizeflag & SUFFIX_ALWAYS)
3893 {
3894 if (rex & REX_MODE64)
3895 *obufp++ = 'q';
3896 else
3897 {
3898 if (sizeflag & DFLAG)
3899 *obufp++ = 'l';
3900 else
3901 *obufp++ = 'w';
3902 used_prefixes |= (prefixes & PREFIX_DATA);
3903 }
3904 }
3905 #endif
3906 break;
3907 case 'T':
3908 if (intel_syntax)
3909 break;
3910 if (mode_64bit)
3911 *obufp++ = 'q';
3912 else if (mod != 3
3913 #ifdef SUFFIX_ALWAYS
3914 || (sizeflag & SUFFIX_ALWAYS)
3915 #endif
3916 )
3917 {
3918 if (sizeflag & DFLAG)
3919 *obufp++ = 'l';
3920 else
3921 *obufp++ = 'w';
3922 used_prefixes |= (prefixes & PREFIX_DATA);
3923 }
3924 break;
3925 case 'X':
3926 if (prefixes & PREFIX_DATA)
3927 *obufp++ = 'd';
3928 else
3929 *obufp++ = 's';
3930 used_prefixes |= (prefixes & PREFIX_DATA);
3931 break;
3932 case 'Y':
3933 if (intel_syntax)
3934 break;
3935 if (rex & REX_MODE64)
3936 {
3937 USED_REX (REX_MODE64);
3938 *obufp++ = 'q';
3939 }
3940 break;
3941 /* implicit operand size 'l' for i386 or 'q' for x86-64 */
3942 case 'W':
3943 /* operand size flag for cwtl, cbtw */
3944 USED_REX (0);
3945 if (rex)
3946 *obufp++ = 'l';
3947 else if (sizeflag & DFLAG)
3948 *obufp++ = 'w';
3949 else
3950 *obufp++ = 'b';
3951 if (intel_syntax)
3952 {
3953 if (rex)
3954 {
3955 *obufp++ = 'q';
3956 *obufp++ = 'e';
3957 }
3958 if (sizeflag & DFLAG)
3959 {
3960 *obufp++ = 'd';
3961 *obufp++ = 'e';
3962 }
3963 else
3964 {
3965 *obufp++ = 'w';
3966 }
3967 }
3968 if (!rex)
3969 used_prefixes |= (prefixes & PREFIX_DATA);
3970 break;
3971 }
3972 }
3973 *obufp = 0;
3974 }
3975
3976 static void
3977 oappend (s)
3978 const char *s;
3979 {
3980 strcpy (obufp, s);
3981 obufp += strlen (s);
3982 }
3983
3984 static void
3985 append_seg ()
3986 {
3987 if (prefixes & PREFIX_CS)
3988 {
3989 oappend ("%cs:");
3990 used_prefixes |= PREFIX_CS;
3991 }
3992 if (prefixes & PREFIX_DS)
3993 {
3994 oappend ("%ds:");
3995 used_prefixes |= PREFIX_DS;
3996 }
3997 if (prefixes & PREFIX_SS)
3998 {
3999 oappend ("%ss:");
4000 used_prefixes |= PREFIX_SS;
4001 }
4002 if (prefixes & PREFIX_ES)
4003 {
4004 oappend ("%es:");
4005 used_prefixes |= PREFIX_ES;
4006 }
4007 if (prefixes & PREFIX_FS)
4008 {
4009 oappend ("%fs:");
4010 used_prefixes |= PREFIX_FS;
4011 }
4012 if (prefixes & PREFIX_GS)
4013 {
4014 oappend ("%gs:");
4015 used_prefixes |= PREFIX_GS;
4016 }
4017 }
4018
4019 static void
4020 OP_indirE (bytemode, sizeflag)
4021 int bytemode;
4022 int sizeflag;
4023 {
4024 if (!intel_syntax)
4025 oappend ("*");
4026 OP_E (bytemode, sizeflag);
4027 }
4028
4029 static void
4030 print_operand_value (buf, hex, disp)
4031 char *buf;
4032 int hex;
4033 bfd_vma disp;
4034 {
4035 if (mode_64bit)
4036 {
4037 if (hex)
4038 {
4039 char tmp[30];
4040 int i;
4041 buf[0] = '0';
4042 buf[1] = 'x';
4043 sprintf_vma (tmp, disp);
4044 for (i = 0; tmp[i] == '0' && tmp[i+1]; i++);
4045 strcpy (buf + 2, tmp + i);
4046 }
4047 else
4048 {
4049 bfd_signed_vma v = disp;
4050 char tmp[30];
4051 int i;
4052 if (v < 0)
4053 {
4054 *(buf++) = '-';
4055 v = -disp;
4056 /* Check for possible overflow on 0x8000000000000000 */
4057 if (v < 0)
4058 {
4059 strcpy (buf, "9223372036854775808");
4060 return;
4061 }
4062 }
4063 if (!v)
4064 {
4065 strcpy (buf, "0");
4066 return;
4067 }
4068
4069 i = 0;
4070 tmp[29] = 0;
4071 while (v)
4072 {
4073 tmp[28-i] = (v % 10) + '0';
4074 v /= 10;
4075 i++;
4076 }
4077 strcpy (buf, tmp + 29 - i);
4078 }
4079 }
4080 else
4081 {
4082 if (hex)
4083 sprintf (buf, "0x%x", (unsigned int) disp);
4084 else
4085 sprintf (buf, "%d", (int) disp);
4086 }
4087 }
4088
4089 static void
4090 OP_E (bytemode, sizeflag)
4091 int bytemode;
4092 int sizeflag;
4093 {
4094 bfd_vma disp;
4095 int add = 0;
4096 int riprel = 0;
4097 USED_REX (REX_EXTZ);
4098 if (rex & REX_EXTZ)
4099 add += 8;
4100
4101 /* skip mod/rm byte */
4102 MODRM_CHECK;
4103 codep++;
4104
4105 if (mod == 3)
4106 {
4107 switch (bytemode)
4108 {
4109 case b_mode:
4110 USED_REX (0);
4111 if (rex)
4112 oappend (names8rex[rm + add]);
4113 else
4114 oappend (names8[rm + add]);
4115 break;
4116 case w_mode:
4117 oappend (names16[rm + add]);
4118 break;
4119 case d_mode:
4120 oappend (names32[rm + add]);
4121 break;
4122 case q_mode:
4123 oappend (names64[rm + add]);
4124 break;
4125 case m_mode:
4126 if (mode_64bit)
4127 oappend (names64[rm + add]);
4128 else
4129 oappend (names32[rm + add]);
4130 break;
4131 case v_mode:
4132 USED_REX (REX_MODE64);
4133 if (rex & REX_MODE64)
4134 oappend (names64[rm + add]);
4135 else if (sizeflag & DFLAG)
4136 oappend (names32[rm + add]);
4137 else
4138 oappend (names16[rm + add]);
4139 used_prefixes |= (prefixes & PREFIX_DATA);
4140 break;
4141 case 0:
4142 if ( !(codep[-2] == 0xAE && codep[-1] == 0xF8 /* sfence */)
4143 && !(codep[-2] == 0xAE && codep[-1] == 0xF0 /* mfence */)
4144 && !(codep[-2] == 0xAE && codep[-1] == 0xe8 /* lfence */))
4145 BadOp(); /* bad sfence,lea,lds,les,lfs,lgs,lss modrm */
4146 break;
4147 default:
4148 oappend (INTERNAL_DISASSEMBLER_ERROR);
4149 break;
4150 }
4151 return;
4152 }
4153
4154 disp = 0;
4155 append_seg ();
4156
4157 if (sizeflag & AFLAG) /* 32 bit address mode */
4158 {
4159 int havesib;
4160 int havebase;
4161 int base;
4162 int index = 0;
4163 int scale = 0;
4164
4165 havesib = 0;
4166 havebase = 1;
4167 base = rm;
4168
4169 if (base == 4)
4170 {
4171 havesib = 1;
4172 FETCH_DATA (the_info, codep + 1);
4173 scale = (*codep >> 6) & 3;
4174 index = (*codep >> 3) & 7;
4175 base = *codep & 7;
4176 USED_REX (REX_EXTY);
4177 USED_REX (REX_EXTZ);
4178 if (rex & REX_EXTY)
4179 index += 8;
4180 if (rex & REX_EXTZ)
4181 base += 8;
4182 codep++;
4183 }
4184
4185 switch (mod)
4186 {
4187 case 0:
4188 if ((base & 7) == 5)
4189 {
4190 havebase = 0;
4191 if (mode_64bit && !havesib)
4192 riprel = 1;
4193 disp = get32s ();
4194 }
4195 break;
4196 case 1:
4197 FETCH_DATA (the_info, codep + 1);
4198 disp = *codep++;
4199 if ((disp & 0x80) != 0)
4200 disp -= 0x100;
4201 break;
4202 case 2:
4203 disp = get32s ();
4204 break;
4205 }
4206
4207 if (!intel_syntax)
4208 if (mod != 0 || (base & 7) == 5)
4209 {
4210 print_operand_value (scratchbuf, !riprel, disp);
4211 oappend (scratchbuf);
4212 if (riprel)
4213 {
4214 set_op (disp, 1);
4215 oappend ("(%rip)");
4216 }
4217 }
4218
4219 if (havebase || (havesib && (index != 4 || scale != 0)))
4220 {
4221 if (intel_syntax)
4222 {
4223 switch (bytemode)
4224 {
4225 case b_mode:
4226 oappend ("BYTE PTR ");
4227 break;
4228 case w_mode:
4229 oappend ("WORD PTR ");
4230 break;
4231 case v_mode:
4232 oappend ("DWORD PTR ");
4233 break;
4234 case d_mode:
4235 oappend ("QWORD PTR ");
4236 break;
4237 case m_mode:
4238 if (mode_64bit)
4239 oappend ("DWORD PTR ");
4240 else
4241 oappend ("QWORD PTR ");
4242 break;
4243 case x_mode:
4244 oappend ("XWORD PTR ");
4245 break;
4246 default:
4247 break;
4248 }
4249 }
4250 *obufp++ = open_char;
4251 if (intel_syntax && riprel)
4252 oappend ("rip + ");
4253 *obufp = '\0';
4254 USED_REX (REX_EXTZ);
4255 if (!havesib && (rex & REX_EXTZ))
4256 base += 8;
4257 if (havebase)
4258 oappend (mode_64bit ? names64[base] : names32[base]);
4259 if (havesib)
4260 {
4261 if (index != 4)
4262 {
4263 if (intel_syntax)
4264 {
4265 if (havebase)
4266 {
4267 *obufp++ = separator_char;
4268 *obufp = '\0';
4269 }
4270 sprintf (scratchbuf, "%s", mode_64bit ? names64[index] : names32[index]);
4271 }
4272 else
4273 sprintf (scratchbuf, ",%s", mode_64bit ? names64[index] : names32[index]);
4274 oappend (scratchbuf);
4275 }
4276 if (!intel_syntax
4277 || (intel_syntax
4278 && bytemode != b_mode
4279 && bytemode != w_mode
4280 && bytemode != v_mode))
4281 {
4282 *obufp++ = scale_char;
4283 *obufp = '\0';
4284 sprintf (scratchbuf, "%d", 1 << scale);
4285 oappend (scratchbuf);
4286 }
4287 }
4288 if (intel_syntax)
4289 if (mod != 0 || (base & 7) == 5)
4290 {
4291 /* Don't print zero displacements */
4292 if (disp != 0)
4293 {
4294 print_operand_value (scratchbuf, 0, disp);
4295 oappend (scratchbuf);
4296 }
4297 }
4298
4299 *obufp++ = close_char;
4300 *obufp = '\0';
4301 }
4302 else if (intel_syntax)
4303 {
4304 if (mod != 0 || (base & 7) == 5)
4305 {
4306 if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
4307 | PREFIX_ES | PREFIX_FS | PREFIX_GS))
4308 ;
4309 else
4310 {
4311 oappend (names_seg[3]);
4312 oappend (":");
4313 }
4314 print_operand_value (scratchbuf, 1, disp);
4315 oappend (scratchbuf);
4316 }
4317 }
4318 }
4319 else
4320 { /* 16 bit address mode */
4321 switch (mod)
4322 {
4323 case 0:
4324 if ((rm & 7) == 6)
4325 {
4326 disp = get16 ();
4327 if ((disp & 0x8000) != 0)
4328 disp -= 0x10000;
4329 }
4330 break;
4331 case 1:
4332 FETCH_DATA (the_info, codep + 1);
4333 disp = *codep++;
4334 if ((disp & 0x80) != 0)
4335 disp -= 0x100;
4336 break;
4337 case 2:
4338 disp = get16 ();
4339 if ((disp & 0x8000) != 0)
4340 disp -= 0x10000;
4341 break;
4342 }
4343
4344 if (!intel_syntax)
4345 if (mod != 0 || (rm & 7) == 6)
4346 {
4347 print_operand_value (scratchbuf, 0, disp);
4348 oappend (scratchbuf);
4349 }
4350
4351 if (mod != 0 || (rm & 7) != 6)
4352 {
4353 *obufp++ = open_char;
4354 *obufp = '\0';
4355 oappend (index16[rm + add]);
4356 *obufp++ = close_char;
4357 *obufp = '\0';
4358 }
4359 }
4360 }
4361
4362 static void
4363 OP_G (bytemode, sizeflag)
4364 int bytemode;
4365 int sizeflag;
4366 {
4367 int add = 0;
4368 USED_REX (REX_EXTX);
4369 if (rex & REX_EXTX)
4370 add += 8;
4371 switch (bytemode)
4372 {
4373 case b_mode:
4374 USED_REX (0);
4375 if (rex)
4376 oappend (names8rex[reg + add]);
4377 else
4378 oappend (names8[reg + add]);
4379 break;
4380 case w_mode:
4381 oappend (names16[reg + add]);
4382 break;
4383 case d_mode:
4384 oappend (names32[reg + add]);
4385 break;
4386 case q_mode:
4387 oappend (names64[reg + add]);
4388 break;
4389 case v_mode:
4390 USED_REX (REX_MODE64);
4391 if (rex & REX_MODE64)
4392 oappend (names64[reg + add]);
4393 else if (sizeflag & DFLAG)
4394 oappend (names32[reg + add]);
4395 else
4396 oappend (names16[reg + add]);
4397 used_prefixes |= (prefixes & PREFIX_DATA);
4398 break;
4399 default:
4400 oappend (INTERNAL_DISASSEMBLER_ERROR);
4401 break;
4402 }
4403 }
4404
4405 static bfd_vma
4406 get64 ()
4407 {
4408 unsigned int a = 0;
4409 unsigned int b = 0;
4410 bfd_vma x = 0;
4411
4412 #ifdef BFD64
4413 FETCH_DATA (the_info, codep + 8);
4414 a = *codep++ & 0xff;
4415 a |= (*codep++ & 0xff) << 8;
4416 a |= (*codep++ & 0xff) << 16;
4417 a |= (*codep++ & 0xff) << 24;
4418 b |= (*codep++ & 0xff);
4419 b |= (*codep++ & 0xff) << 8;
4420 b |= (*codep++ & 0xff) << 16;
4421 b |= (*codep++ & 0xff) << 24;
4422 x = a + ((bfd_vma) b << 32);
4423 #else
4424 abort();
4425 #endif
4426 return x;
4427 }
4428
4429 static bfd_signed_vma
4430 get32 ()
4431 {
4432 bfd_signed_vma x = 0;
4433
4434 FETCH_DATA (the_info, codep + 4);
4435 x = *codep++ & (bfd_signed_vma) 0xff;
4436 x |= (*codep++ & (bfd_signed_vma) 0xff) << 8;
4437 x |= (*codep++ & (bfd_signed_vma) 0xff) << 16;
4438 x |= (*codep++ & (bfd_signed_vma) 0xff) << 24;
4439 return x;
4440 }
4441
4442 static bfd_signed_vma
4443 get32s ()
4444 {
4445 bfd_signed_vma x = 0;
4446
4447 FETCH_DATA (the_info, codep + 4);
4448 x = *codep++ & (bfd_signed_vma) 0xff;
4449 x |= (*codep++ & (bfd_signed_vma) 0xff) << 8;
4450 x |= (*codep++ & (bfd_signed_vma) 0xff) << 16;
4451 x |= (*codep++ & (bfd_signed_vma) 0xff) << 24;
4452
4453 x = (x ^ ((bfd_signed_vma) 1 << 31)) - ((bfd_signed_vma) 1 << 31);
4454
4455 return x;
4456 }
4457
4458 static int
4459 get16 ()
4460 {
4461 int x = 0;
4462
4463 FETCH_DATA (the_info, codep + 2);
4464 x = *codep++ & 0xff;
4465 x |= (*codep++ & 0xff) << 8;
4466 return x;
4467 }
4468
4469 static void
4470 set_op (op, riprel)
4471 unsigned int op;
4472 int riprel;
4473 {
4474 op_index[op_ad] = op_ad;
4475 op_address[op_ad] = op;
4476 op_riprel[op_ad] = riprel;
4477 }
4478
4479 static void
4480 OP_REG (code, sizeflag)
4481 int code;
4482 int sizeflag;
4483 {
4484 const char *s;
4485 int add = 0;
4486 USED_REX (REX_EXTZ);
4487 if (rex & REX_EXTZ)
4488 add = 8;
4489
4490 switch (code)
4491 {
4492 case indir_dx_reg:
4493 s = "(%dx)";
4494 break;
4495 case ax_reg: case cx_reg: case dx_reg: case bx_reg:
4496 case sp_reg: case bp_reg: case si_reg: case di_reg:
4497 s = names16[code - ax_reg + add];
4498 break;
4499 case es_reg: case ss_reg: case cs_reg:
4500 case ds_reg: case fs_reg: case gs_reg:
4501 s = names_seg[code - es_reg + add];
4502 break;
4503 case al_reg: case ah_reg: case cl_reg: case ch_reg:
4504 case dl_reg: case dh_reg: case bl_reg: case bh_reg:
4505 USED_REX (0);
4506 if (rex)
4507 s = names8rex[code - al_reg + add];
4508 else
4509 s = names8[code - al_reg];
4510 break;
4511 case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg:
4512 case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg:
4513 USED_REX (REX_MODE64);
4514 if (rex & REX_MODE64)
4515 s = names64[code - eAX_reg + add];
4516 else if (sizeflag & DFLAG)
4517 s = names32[code - eAX_reg + add];
4518 else
4519 s = names16[code - eAX_reg + add];
4520 used_prefixes |= (prefixes & PREFIX_DATA);
4521 break;
4522 case rAX_reg: case rCX_reg: case rDX_reg: case rBX_reg:
4523 case rSP_reg: case rBP_reg: case rSI_reg: case rDI_reg:
4524 s = names64[code - rAX_reg + add];
4525 break;
4526 default:
4527 s = INTERNAL_DISASSEMBLER_ERROR;
4528 break;
4529 }
4530 oappend (s);
4531 }
4532
4533 static void
4534 OP_IMREG (code, sizeflag)
4535 int code;
4536 int sizeflag;
4537 {
4538 const char *s;
4539
4540 switch (code)
4541 {
4542 case indir_dx_reg:
4543 s = "(%dx)";
4544 break;
4545 case ax_reg: case cx_reg: case dx_reg: case bx_reg:
4546 case sp_reg: case bp_reg: case si_reg: case di_reg:
4547 s = names16[code - ax_reg];
4548 break;
4549 case es_reg: case ss_reg: case cs_reg:
4550 case ds_reg: case fs_reg: case gs_reg:
4551 s = names_seg[code - es_reg];
4552 break;
4553 case al_reg: case ah_reg: case cl_reg: case ch_reg:
4554 case dl_reg: case dh_reg: case bl_reg: case bh_reg:
4555 USED_REX (0);
4556 if (rex)
4557 s = names8rex[code - al_reg];
4558 else
4559 s = names8[code - al_reg];
4560 break;
4561 case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg:
4562 case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg:
4563 USED_REX (REX_MODE64);
4564 if (rex & REX_MODE64)
4565 s = names64[code - eAX_reg];
4566 else if (sizeflag & DFLAG)
4567 s = names32[code - eAX_reg];
4568 else
4569 s = names16[code - eAX_reg];
4570 used_prefixes |= (prefixes & PREFIX_DATA);
4571 break;
4572 default:
4573 s = INTERNAL_DISASSEMBLER_ERROR;
4574 break;
4575 }
4576 oappend (s);
4577 }
4578
4579 static void
4580 OP_I (bytemode, sizeflag)
4581 int bytemode;
4582 int sizeflag;
4583 {
4584 bfd_signed_vma op;
4585 bfd_signed_vma mask = -1;
4586
4587 switch (bytemode)
4588 {
4589 case b_mode:
4590 FETCH_DATA (the_info, codep + 1);
4591 op = *codep++;
4592 mask = 0xff;
4593 break;
4594 case q_mode:
4595 op = get32s ();
4596 break;
4597 case v_mode:
4598 USED_REX (REX_MODE64);
4599 if (rex & REX_MODE64)
4600 op = get32s ();
4601 else if (sizeflag & DFLAG)
4602 {
4603 op = get32 ();
4604 mask = 0xffffffff;
4605 }
4606 else
4607 {
4608 op = get16 ();
4609 mask = 0xfffff;
4610 }
4611 used_prefixes |= (prefixes & PREFIX_DATA);
4612 break;
4613 case w_mode:
4614 mask = 0xfffff;
4615 op = get16 ();
4616 break;
4617 default:
4618 oappend (INTERNAL_DISASSEMBLER_ERROR);
4619 return;
4620 }
4621
4622 op &= mask;
4623 scratchbuf[0] = '$';
4624 print_operand_value (scratchbuf + !intel_syntax, 1, op);
4625 oappend (scratchbuf);
4626 scratchbuf[0] = '\0';
4627 }
4628
4629 static void
4630 OP_I64 (bytemode, sizeflag)
4631 int bytemode;
4632 int sizeflag;
4633 {
4634 bfd_signed_vma op;
4635 bfd_signed_vma mask = -1;
4636
4637 switch (bytemode)
4638 {
4639 case b_mode:
4640 FETCH_DATA (the_info, codep + 1);
4641 op = *codep++;
4642 mask = 0xff;
4643 break;
4644 case v_mode:
4645 USED_REX (REX_MODE64);
4646 if (rex & REX_MODE64)
4647 op = get64 ();
4648 else if (sizeflag & DFLAG)
4649 {
4650 op = get32 ();
4651 mask = 0xffffffff;
4652 }
4653 else
4654 {
4655 op = get16 ();
4656 mask = 0xfffff;
4657 }
4658 used_prefixes |= (prefixes & PREFIX_DATA);
4659 break;
4660 case w_mode:
4661 mask = 0xfffff;
4662 op = get16 ();
4663 break;
4664 default:
4665 oappend (INTERNAL_DISASSEMBLER_ERROR);
4666 return;
4667 }
4668
4669 op &= mask;
4670 scratchbuf[0] = '$';
4671 print_operand_value (scratchbuf + !intel_syntax, 1, op);
4672 oappend (scratchbuf);
4673 scratchbuf[0] = '\0';
4674 }
4675
4676 static void
4677 OP_sI (bytemode, sizeflag)
4678 int bytemode;
4679 int sizeflag;
4680 {
4681 bfd_signed_vma op;
4682 bfd_signed_vma mask = -1;
4683
4684 switch (bytemode)
4685 {
4686 case b_mode:
4687 FETCH_DATA (the_info, codep + 1);
4688 op = *codep++;
4689 if ((op & 0x80) != 0)
4690 op -= 0x100;
4691 mask = 0xffffffff;
4692 break;
4693 case v_mode:
4694 USED_REX (REX_MODE64);
4695 if (rex & REX_MODE64)
4696 op = get32s ();
4697 else if (sizeflag & DFLAG)
4698 {
4699 op = get32s ();
4700 mask = 0xffffffff;
4701 }
4702 else
4703 {
4704 mask = 0xffffffff;
4705 op = get16();
4706 if ((op & 0x8000) != 0)
4707 op -= 0x10000;
4708 }
4709 used_prefixes |= (prefixes & PREFIX_DATA);
4710 break;
4711 case w_mode:
4712 op = get16 ();
4713 mask = 0xffffffff;
4714 if ((op & 0x8000) != 0)
4715 op -= 0x10000;
4716 break;
4717 default:
4718 oappend (INTERNAL_DISASSEMBLER_ERROR);
4719 return;
4720 }
4721
4722 scratchbuf[0] = '$';
4723 print_operand_value (scratchbuf + 1, 1, op);
4724 oappend (scratchbuf);
4725 }
4726
4727 static void
4728 OP_J (bytemode, sizeflag)
4729 int bytemode;
4730 int sizeflag;
4731 {
4732 bfd_vma disp;
4733 int mask = -1;
4734
4735 switch (bytemode)
4736 {
4737 case b_mode:
4738 FETCH_DATA (the_info, codep + 1);
4739 disp = *codep++;
4740 if ((disp & 0x80) != 0)
4741 disp -= 0x100;
4742 break;
4743 case v_mode:
4744 if (sizeflag & DFLAG)
4745 disp = get32s ();
4746 else
4747 {
4748 disp = get16 ();
4749 /* for some reason, a data16 prefix on a jump instruction
4750 means that the pc is masked to 16 bits after the
4751 displacement is added! */
4752 mask = 0xffff;
4753 }
4754 break;
4755 default:
4756 oappend (INTERNAL_DISASSEMBLER_ERROR);
4757 return;
4758 }
4759 disp = (start_pc + codep - start_codep + disp) & mask;
4760 set_op (disp, 0);
4761 print_operand_value (scratchbuf, 1, disp);
4762 oappend (scratchbuf);
4763 }
4764
4765 /* ARGSUSED */
4766 static void
4767 OP_SEG (dummy, sizeflag)
4768 int dummy ATTRIBUTE_UNUSED;
4769 int sizeflag ATTRIBUTE_UNUSED;
4770 {
4771 static char *sreg[] = {
4772 "%es","%cs","%ss","%ds","%fs","%gs","%?","%?",
4773 };
4774
4775 oappend (sreg[reg]);
4776 }
4777
4778 /* ARGSUSED */
4779 static void
4780 OP_DIR (dummy, sizeflag)
4781 int dummy ATTRIBUTE_UNUSED;
4782 int sizeflag;
4783 {
4784 int seg, offset;
4785
4786 if (sizeflag & DFLAG)
4787 {
4788 offset = get32 ();
4789 seg = get16 ();
4790 }
4791 else
4792 {
4793 offset = get16 ();
4794 seg = get16 ();
4795 }
4796 used_prefixes |= (prefixes & PREFIX_DATA);
4797 sprintf (scratchbuf, "$0x%x,$0x%x", seg, offset);
4798 oappend (scratchbuf);
4799 }
4800
4801 /* ARGSUSED */
4802 static void
4803 OP_OFF (ignored, sizeflag)
4804 int ignored ATTRIBUTE_UNUSED;
4805 int sizeflag;
4806 {
4807 bfd_vma off;
4808
4809 append_seg ();
4810
4811 if (sizeflag & AFLAG)
4812 off = get32 ();
4813 else
4814 off = get16 ();
4815
4816 if (intel_syntax)
4817 {
4818 if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
4819 | PREFIX_ES | PREFIX_FS | PREFIX_GS)))
4820 {
4821 oappend (names_seg[3]);
4822 oappend (":");
4823 }
4824 }
4825 print_operand_value (scratchbuf, 1, off);
4826 oappend (scratchbuf);
4827 }
4828 /* ARGSUSED */
4829 static void
4830 OP_OFF64 (ignored, sizeflag)
4831 int ignored ATTRIBUTE_UNUSED;
4832 int sizeflag ATTRIBUTE_UNUSED;
4833 {
4834 bfd_vma off;
4835
4836 append_seg ();
4837
4838 off = get64();
4839
4840 if (intel_syntax)
4841 {
4842 if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
4843 | PREFIX_ES | PREFIX_FS | PREFIX_GS)))
4844 {
4845 oappend (names_seg[3]);
4846 oappend (":");
4847 }
4848 }
4849 print_operand_value (scratchbuf, 1, off);
4850 oappend (scratchbuf);
4851 }
4852
4853 static void
4854 ptr_reg (code, sizeflag)
4855 int code;
4856 int sizeflag;
4857 {
4858 const char *s;
4859 oappend ("(");
4860 USED_REX (REX_MODE64);
4861 if (rex & REX_MODE64)
4862 s = names64[code - eAX_reg];
4863 else if (sizeflag & AFLAG)
4864 s = names32[code - eAX_reg];
4865 else
4866 s = names16[code - eAX_reg];
4867 oappend (s);
4868 oappend (")");
4869 }
4870
4871 static void
4872 OP_ESreg (code, sizeflag)
4873 int code;
4874 int sizeflag;
4875 {
4876 oappend ("%es:");
4877 ptr_reg (code, sizeflag);
4878 }
4879
4880 static void
4881 OP_DSreg (code, sizeflag)
4882 int code;
4883 int sizeflag;
4884 {
4885 if ((prefixes
4886 & (PREFIX_CS
4887 | PREFIX_DS
4888 | PREFIX_SS
4889 | PREFIX_ES
4890 | PREFIX_FS
4891 | PREFIX_GS)) == 0)
4892 prefixes |= PREFIX_DS;
4893 append_seg();
4894 ptr_reg (code, sizeflag);
4895 }
4896
4897 /* ARGSUSED */
4898 static void
4899 OP_C (dummy, sizeflag)
4900 int dummy ATTRIBUTE_UNUSED;
4901 int sizeflag ATTRIBUTE_UNUSED;
4902 {
4903 int add = 0;
4904 USED_REX (REX_EXTX);
4905 if (rex & REX_EXTX)
4906 add = 8;
4907 sprintf (scratchbuf, "%%cr%d", reg+add);
4908 oappend (scratchbuf);
4909 }
4910
4911 /* ARGSUSED */
4912 static void
4913 OP_D (dummy, sizeflag)
4914 int dummy ATTRIBUTE_UNUSED;
4915 int sizeflag ATTRIBUTE_UNUSED;
4916 {
4917 int add = 0;
4918 USED_REX (REX_EXTX);
4919 if (rex & REX_EXTX)
4920 add = 8;
4921 sprintf (scratchbuf, "%%db%d", reg+add);
4922 oappend (scratchbuf);
4923 }
4924
4925 /* ARGSUSED */
4926 static void
4927 OP_T (dummy, sizeflag)
4928 int dummy ATTRIBUTE_UNUSED;
4929 int sizeflag ATTRIBUTE_UNUSED;
4930 {
4931 sprintf (scratchbuf, "%%tr%d", reg);
4932 oappend (scratchbuf);
4933 }
4934
4935 static void
4936 OP_Rd (bytemode, sizeflag)
4937 int bytemode;
4938 int sizeflag;
4939 {
4940 if (mod == 3)
4941 OP_E (bytemode, sizeflag);
4942 else
4943 BadOp();
4944 }
4945
4946 static void
4947 OP_MMX (ignore, sizeflag)
4948 int ignore ATTRIBUTE_UNUSED;
4949 int sizeflag ATTRIBUTE_UNUSED;
4950 {
4951 int add = 0;
4952 USED_REX (REX_EXTX);
4953 if (rex & REX_EXTX)
4954 add = 8;
4955 used_prefixes |= (prefixes & PREFIX_DATA);
4956 if (prefixes & PREFIX_DATA)
4957 sprintf (scratchbuf, "%%xmm%d", reg + add);
4958 else
4959 sprintf (scratchbuf, "%%mm%d", reg + add);
4960 oappend (scratchbuf);
4961 }
4962
4963 static void
4964 OP_XMM (bytemode, sizeflag)
4965 int bytemode ATTRIBUTE_UNUSED;
4966 int sizeflag ATTRIBUTE_UNUSED;
4967 {
4968 int add = 0;
4969 USED_REX (REX_EXTX);
4970 if (rex & REX_EXTX)
4971 add = 8;
4972 sprintf (scratchbuf, "%%xmm%d", reg + add);
4973 oappend (scratchbuf);
4974 }
4975
4976 static void
4977 OP_EM (bytemode, sizeflag)
4978 int bytemode;
4979 int sizeflag;
4980 {
4981 int add = 0;
4982 if (mod != 3)
4983 {
4984 OP_E (bytemode, sizeflag);
4985 return;
4986 }
4987 USED_REX (REX_EXTZ);
4988 if (rex & REX_EXTZ)
4989 add = 8;
4990
4991 /* skip mod/rm byte */
4992 MODRM_CHECK;
4993 codep++;
4994 used_prefixes |= (prefixes & PREFIX_DATA);
4995 if (prefixes & PREFIX_DATA)
4996 sprintf (scratchbuf, "%%xmm%d", rm + add);
4997 else
4998 sprintf (scratchbuf, "%%mm%d", rm + add);
4999 oappend (scratchbuf);
5000 }
5001
5002 static void
5003 OP_EX (bytemode, sizeflag)
5004 int bytemode;
5005 int sizeflag;
5006 {
5007 int add = 0;
5008 if (mod != 3)
5009 {
5010 OP_E (bytemode, sizeflag);
5011 return;
5012 }
5013 USED_REX (REX_EXTZ);
5014 if (rex & REX_EXTZ)
5015 add = 8;
5016
5017 /* skip mod/rm byte */
5018 MODRM_CHECK;
5019 codep++;
5020 sprintf (scratchbuf, "%%xmm%d", rm + add);
5021 oappend (scratchbuf);
5022 }
5023
5024 static void
5025 OP_MS (bytemode, sizeflag)
5026 int bytemode;
5027 int sizeflag;
5028 {
5029 if (mod == 3)
5030 OP_EM (bytemode, sizeflag);
5031 else
5032 BadOp();
5033 }
5034
5035 static void
5036 OP_XS (bytemode, sizeflag)
5037 int bytemode;
5038 int sizeflag;
5039 {
5040 if (mod == 3)
5041 OP_EX (bytemode, sizeflag);
5042 else
5043 BadOp();
5044 }
5045
5046 static const char *Suffix3DNow[] = {
5047 /* 00 */ NULL, NULL, NULL, NULL,
5048 /* 04 */ NULL, NULL, NULL, NULL,
5049 /* 08 */ NULL, NULL, NULL, NULL,
5050 /* 0C */ "pi2fw", "pi2fd", NULL, NULL,
5051 /* 10 */ NULL, NULL, NULL, NULL,
5052 /* 14 */ NULL, NULL, NULL, NULL,
5053 /* 18 */ NULL, NULL, NULL, NULL,
5054 /* 1C */ "pf2iw", "pf2id", NULL, NULL,
5055 /* 20 */ NULL, NULL, NULL, NULL,
5056 /* 24 */ NULL, NULL, NULL, NULL,
5057 /* 28 */ NULL, NULL, NULL, NULL,
5058 /* 2C */ NULL, NULL, NULL, NULL,
5059 /* 30 */ NULL, NULL, NULL, NULL,
5060 /* 34 */ NULL, NULL, NULL, NULL,
5061 /* 38 */ NULL, NULL, NULL, NULL,
5062 /* 3C */ NULL, NULL, NULL, NULL,
5063 /* 40 */ NULL, NULL, NULL, NULL,
5064 /* 44 */ NULL, NULL, NULL, NULL,
5065 /* 48 */ NULL, NULL, NULL, NULL,
5066 /* 4C */ NULL, NULL, NULL, NULL,
5067 /* 50 */ NULL, NULL, NULL, NULL,
5068 /* 54 */ NULL, NULL, NULL, NULL,
5069 /* 58 */ NULL, NULL, NULL, NULL,
5070 /* 5C */ NULL, NULL, NULL, NULL,
5071 /* 60 */ NULL, NULL, NULL, NULL,
5072 /* 64 */ NULL, NULL, NULL, NULL,
5073 /* 68 */ NULL, NULL, NULL, NULL,
5074 /* 6C */ NULL, NULL, NULL, NULL,
5075 /* 70 */ NULL, NULL, NULL, NULL,
5076 /* 74 */ NULL, NULL, NULL, NULL,
5077 /* 78 */ NULL, NULL, NULL, NULL,
5078 /* 7C */ NULL, NULL, NULL, NULL,
5079 /* 80 */ NULL, NULL, NULL, NULL,
5080 /* 84 */ NULL, NULL, NULL, NULL,
5081 /* 88 */ NULL, NULL, "pfnacc", NULL,
5082 /* 8C */ NULL, NULL, "pfpnacc", NULL,
5083 /* 90 */ "pfcmpge", NULL, NULL, NULL,
5084 /* 94 */ "pfmin", NULL, "pfrcp", "pfrsqrt",
5085 /* 98 */ NULL, NULL, "pfsub", NULL,
5086 /* 9C */ NULL, NULL, "pfadd", NULL,
5087 /* A0 */ "pfcmpgt", NULL, NULL, NULL,
5088 /* A4 */ "pfmax", NULL, "pfrcpit1", "pfrsqit1",
5089 /* A8 */ NULL, NULL, "pfsubr", NULL,
5090 /* AC */ NULL, NULL, "pfacc", NULL,
5091 /* B0 */ "pfcmpeq", NULL, NULL, NULL,
5092 /* B4 */ "pfmul", NULL, "pfrcpit2", "pfmulhrw",
5093 /* B8 */ NULL, NULL, NULL, "pswapd",
5094 /* BC */ NULL, NULL, NULL, "pavgusb",
5095 /* C0 */ NULL, NULL, NULL, NULL,
5096 /* C4 */ NULL, NULL, NULL, NULL,
5097 /* C8 */ NULL, NULL, NULL, NULL,
5098 /* CC */ NULL, NULL, NULL, NULL,
5099 /* D0 */ NULL, NULL, NULL, NULL,
5100 /* D4 */ NULL, NULL, NULL, NULL,
5101 /* D8 */ NULL, NULL, NULL, NULL,
5102 /* DC */ NULL, NULL, NULL, NULL,
5103 /* E0 */ NULL, NULL, NULL, NULL,
5104 /* E4 */ NULL, NULL, NULL, NULL,
5105 /* E8 */ NULL, NULL, NULL, NULL,
5106 /* EC */ NULL, NULL, NULL, NULL,
5107 /* F0 */ NULL, NULL, NULL, NULL,
5108 /* F4 */ NULL, NULL, NULL, NULL,
5109 /* F8 */ NULL, NULL, NULL, NULL,
5110 /* FC */ NULL, NULL, NULL, NULL,
5111 };
5112
5113 static void
5114 OP_3DNowSuffix (bytemode, sizeflag)
5115 int bytemode ATTRIBUTE_UNUSED;
5116 int sizeflag ATTRIBUTE_UNUSED;
5117 {
5118 const char *mnemonic;
5119
5120 FETCH_DATA (the_info, codep + 1);
5121 /* AMD 3DNow! instructions are specified by an opcode suffix in the
5122 place where an 8-bit immediate would normally go. ie. the last
5123 byte of the instruction. */
5124 obufp = obuf + strlen(obuf);
5125 mnemonic = Suffix3DNow[*codep++ & 0xff];
5126 if (mnemonic)
5127 oappend (mnemonic);
5128 else
5129 {
5130 /* Since a variable sized modrm/sib chunk is between the start
5131 of the opcode (0x0f0f) and the opcode suffix, we need to do
5132 all the modrm processing first, and don't know until now that
5133 we have a bad opcode. This necessitates some cleaning up. */
5134 op1out[0] = '\0';
5135 op2out[0] = '\0';
5136 BadOp();
5137 }
5138 }
5139
5140
5141 static const char *simd_cmp_op [] = {
5142 "eq",
5143 "lt",
5144 "le",
5145 "unord",
5146 "neq",
5147 "nlt",
5148 "nle",
5149 "ord"
5150 };
5151
5152 static void
5153 OP_SIMD_Suffix (bytemode, sizeflag)
5154 int bytemode ATTRIBUTE_UNUSED;
5155 int sizeflag ATTRIBUTE_UNUSED;
5156 {
5157 unsigned int cmp_type;
5158
5159 FETCH_DATA (the_info, codep + 1);
5160 obufp = obuf + strlen(obuf);
5161 cmp_type = *codep++ & 0xff;
5162 if (cmp_type < 8)
5163 {
5164 char suffix1 = 'p', suffix2 = 's';
5165 used_prefixes |= (prefixes & PREFIX_REPZ);
5166 if (prefixes & PREFIX_REPZ)
5167 suffix1 = 's';
5168 else
5169 {
5170 used_prefixes |= (prefixes & PREFIX_DATA);
5171 if (prefixes & PREFIX_DATA)
5172 suffix2 = 'd';
5173 else
5174 {
5175 used_prefixes |= (prefixes & PREFIX_REPNZ);
5176 if (prefixes & PREFIX_REPNZ)
5177 suffix1 = 's', suffix2 = 'd';
5178 }
5179 }
5180 sprintf (scratchbuf, "cmp%s%c%c",
5181 simd_cmp_op[cmp_type], suffix1, suffix2);
5182 used_prefixes |= (prefixes & PREFIX_REPZ);
5183 oappend (scratchbuf);
5184 }
5185 else
5186 {
5187 /* We have a bad extension byte. Clean up. */
5188 op1out[0] = '\0';
5189 op2out[0] = '\0';
5190 BadOp();
5191 }
5192 }
5193
5194 static void
5195 SIMD_Fixup (extrachar, sizeflag)
5196 int extrachar;
5197 int sizeflag ATTRIBUTE_UNUSED;
5198 {
5199 /* Change movlps/movhps to movhlps/movlhps for 2 register operand
5200 forms of these instructions. */
5201 if (mod == 3)
5202 {
5203 char *p = obuf + strlen(obuf);
5204 *(p+1) = '\0';
5205 *p = *(p-1);
5206 *(p-1) = *(p-2);
5207 *(p-2) = *(p-3);
5208 *(p-3) = extrachar;
5209 }
5210 }
5211
5212 static void BadOp (void)
5213 {
5214 codep = insn_codep + 1; /* throw away prefixes and 1st. opcode byte */
5215 oappend ("(bad)");
5216 }
GDB Binutils - Deliverables
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