1 /* Print i386 instructions for GDB, the GNU debugger.
2 Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
3 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
21 /* 80386 instruction printer by Pace Willisson (pace@prep.ai.mit.edu)
23 modified by John Hassey (hassey@dg-rtp.dg.com)
24 x86-64 support added by Jan Hubicka (jh@suse.cz)
25 VIA PadLock support by Michal Ludvig (mludvig@suse.cz). */
27 /* The main tables describing the instructions is essentially a copy
28 of the "Opcode Map" chapter (Appendix A) of the Intel 80386
29 Programmers Manual. Usually, there is a capital letter, followed
30 by a small letter. The capital letter tell the addressing mode,
31 and the small letter tells about the operand size. Refer to
32 the Intel manual for details. */
42 #ifndef UNIXWARE_COMPAT
43 /* Set non-zero for broken, compatible instructions. Set to zero for
44 non-broken opcodes. */
45 #define UNIXWARE_COMPAT 1
48 static int fetch_data (struct disassemble_info *, bfd_byte *);
49 static void ckprefix (void);
50 static const char *prefix_name (int, int);
51 static int print_insn (bfd_vma, disassemble_info *);
52 static void dofloat (int);
53 static void OP_ST (int, int);
54 static void OP_STi (int, int);
55 static int putop (const char *, int);
56 static void oappend (const char *);
57 static void append_seg (void);
58 static void OP_indirE (int, int);
59 static void print_operand_value (char *, int, bfd_vma);
60 static void OP_E (int, int);
61 static void OP_G (int, int);
62 static bfd_vma get64 (void);
63 static bfd_signed_vma get32 (void);
64 static bfd_signed_vma get32s (void);
65 static int get16 (void);
66 static void set_op (bfd_vma, int);
67 static void OP_REG (int, int);
68 static void OP_IMREG (int, int);
69 static void OP_I (int, int);
70 static void OP_I64 (int, int);
71 static void OP_sI (int, int);
72 static void OP_J (int, int);
73 static void OP_SEG (int, int);
74 static void OP_DIR (int, int);
75 static void OP_OFF (int, int);
76 static void OP_OFF64 (int, int);
77 static void ptr_reg (int, int);
78 static void OP_ESreg (int, int);
79 static void OP_DSreg (int, int);
80 static void OP_C (int, int);
81 static void OP_D (int, int);
82 static void OP_T (int, int);
83 static void OP_Rd (int, int);
84 static void OP_MMX (int, int);
85 static void OP_XMM (int, int);
86 static void OP_EM (int, int);
87 static void OP_EX (int, int);
88 static void OP_EMC (int,int);
89 static void OP_MXC (int,int);
90 static void OP_MS (int, int);
91 static void OP_XS (int, int);
92 static void OP_M (int, int);
93 static void OP_VMX (int, int);
94 static void OP_0fae (int, int);
95 static void OP_0f07 (int, int);
96 static void NOP_Fixup1 (int, int);
97 static void NOP_Fixup2 (int, int);
98 static void OP_3DNowSuffix (int, int);
99 static void OP_SIMD_Suffix (int, int);
100 static void SIMD_Fixup (int, int);
101 static void PNI_Fixup (int, int);
102 static void SVME_Fixup (int, int);
103 static void INVLPG_Fixup (int, int);
104 static void BadOp (void);
105 static void VMX_Fixup (int, int);
106 static void REP_Fixup (int, int);
109 /* Points to first byte not fetched. */
110 bfd_byte *max_fetched;
111 bfd_byte the_buffer[MAXLEN];
117 /* The opcode for the fwait instruction, which we treat as a prefix
119 #define FWAIT_OPCODE (0x9b)
128 enum address_mode address_mode;
130 /* Flags for the prefixes for the current instruction. See below. */
133 /* REX prefix the current instruction. See below. */
135 /* Bits of REX we've already used. */
141 /* Mark parts used in the REX prefix. When we are testing for
142 empty prefix (for 8bit register REX extension), just mask it
143 out. Otherwise test for REX bit is excuse for existence of REX
144 only in case value is nonzero. */
145 #define USED_REX(value) \
148 rex_used |= (rex & value) ? (value) | 0x40 : 0; \
153 /* Flags for prefixes which we somehow handled when printing the
154 current instruction. */
155 static int used_prefixes;
157 /* Flags stored in PREFIXES. */
158 #define PREFIX_REPZ 1
159 #define PREFIX_REPNZ 2
160 #define PREFIX_LOCK 4
162 #define PREFIX_SS 0x10
163 #define PREFIX_DS 0x20
164 #define PREFIX_ES 0x40
165 #define PREFIX_FS 0x80
166 #define PREFIX_GS 0x100
167 #define PREFIX_DATA 0x200
168 #define PREFIX_ADDR 0x400
169 #define PREFIX_FWAIT 0x800
171 /* Make sure that bytes from INFO->PRIVATE_DATA->BUFFER (inclusive)
172 to ADDR (exclusive) are valid. Returns 1 for success, longjmps
174 #define FETCH_DATA(info, addr) \
175 ((addr) <= ((struct dis_private *) (info->private_data))->max_fetched \
176 ? 1 : fetch_data ((info), (addr)))
179 fetch_data (struct disassemble_info *info, bfd_byte *addr)
182 struct dis_private *priv = (struct dis_private *) info->private_data;
183 bfd_vma start = priv->insn_start + (priv->max_fetched - priv->the_buffer);
185 if (addr <= priv->the_buffer + MAXLEN)
186 status = (*info->read_memory_func) (start,
188 addr - priv->max_fetched,
194 /* If we did manage to read at least one byte, then
195 print_insn_i386 will do something sensible. Otherwise, print
196 an error. We do that here because this is where we know
198 if (priv->max_fetched == priv->the_buffer)
199 (*info->memory_error_func) (status, start, info);
200 longjmp (priv->bailout, 1);
203 priv->max_fetched = addr;
209 #define Eb OP_E, b_mode
210 #define Ev OP_E, v_mode
211 #define Ed OP_E, d_mode
212 #define Eq OP_E, q_mode
213 #define Edq OP_E, dq_mode
214 #define Edqw OP_E, dqw_mode
215 #define indirEv OP_indirE, stack_v_mode
216 #define indirEp OP_indirE, f_mode
217 #define stackEv OP_E, stack_v_mode
218 #define Em OP_E, m_mode
219 #define Ew OP_E, w_mode
220 #define Ma OP_E, v_mode
221 #define M OP_M, 0 /* lea, lgdt, etc. */
222 #define Mp OP_M, f_mode /* 32 or 48 bit memory operand for LDS, LES etc */
223 #define Gb OP_G, b_mode
224 #define Gv OP_G, v_mode
225 #define Gd OP_G, d_mode
226 #define Gdq OP_G, dq_mode
227 #define Gm OP_G, m_mode
228 #define Gw OP_G, w_mode
229 #define Rd OP_Rd, d_mode
230 #define Rm OP_Rd, m_mode
231 #define Ib OP_I, b_mode
232 #define sIb OP_sI, b_mode /* sign extened byte */
233 #define Iv OP_I, v_mode
234 #define Iq OP_I, q_mode
235 #define Iv64 OP_I64, v_mode
236 #define Iw OP_I, w_mode
237 #define I1 OP_I, const_1_mode
238 #define Jb OP_J, b_mode
239 #define Jv OP_J, v_mode
240 #define Cm OP_C, m_mode
241 #define Dm OP_D, m_mode
242 #define Td OP_T, d_mode
244 #define RMeAX OP_REG, eAX_reg
245 #define RMeBX OP_REG, eBX_reg
246 #define RMeCX OP_REG, eCX_reg
247 #define RMeDX OP_REG, eDX_reg
248 #define RMeSP OP_REG, eSP_reg
249 #define RMeBP OP_REG, eBP_reg
250 #define RMeSI OP_REG, eSI_reg
251 #define RMeDI OP_REG, eDI_reg
252 #define RMrAX OP_REG, rAX_reg
253 #define RMrBX OP_REG, rBX_reg
254 #define RMrCX OP_REG, rCX_reg
255 #define RMrDX OP_REG, rDX_reg
256 #define RMrSP OP_REG, rSP_reg
257 #define RMrBP OP_REG, rBP_reg
258 #define RMrSI OP_REG, rSI_reg
259 #define RMrDI OP_REG, rDI_reg
260 #define RMAL OP_REG, al_reg
261 #define RMAL OP_REG, al_reg
262 #define RMCL OP_REG, cl_reg
263 #define RMDL OP_REG, dl_reg
264 #define RMBL OP_REG, bl_reg
265 #define RMAH OP_REG, ah_reg
266 #define RMCH OP_REG, ch_reg
267 #define RMDH OP_REG, dh_reg
268 #define RMBH OP_REG, bh_reg
269 #define RMAX OP_REG, ax_reg
270 #define RMDX OP_REG, dx_reg
272 #define eAX OP_IMREG, eAX_reg
273 #define eBX OP_IMREG, eBX_reg
274 #define eCX OP_IMREG, eCX_reg
275 #define eDX OP_IMREG, eDX_reg
276 #define eSP OP_IMREG, eSP_reg
277 #define eBP OP_IMREG, eBP_reg
278 #define eSI OP_IMREG, eSI_reg
279 #define eDI OP_IMREG, eDI_reg
280 #define AL OP_IMREG, al_reg
281 #define CL OP_IMREG, cl_reg
282 #define DL OP_IMREG, dl_reg
283 #define BL OP_IMREG, bl_reg
284 #define AH OP_IMREG, ah_reg
285 #define CH OP_IMREG, ch_reg
286 #define DH OP_IMREG, dh_reg
287 #define BH OP_IMREG, bh_reg
288 #define AX OP_IMREG, ax_reg
289 #define DX OP_IMREG, dx_reg
290 #define zAX OP_IMREG, z_mode_ax_reg
291 #define indirDX OP_IMREG, indir_dx_reg
293 #define Sw OP_SEG, w_mode
294 #define Sv OP_SEG, v_mode
296 #define Ob OP_OFF64, b_mode
297 #define Ov OP_OFF64, v_mode
298 #define Xb OP_DSreg, eSI_reg
299 #define Xv OP_DSreg, eSI_reg
300 #define Xz OP_DSreg, eSI_reg
301 #define Yb OP_ESreg, eDI_reg
302 #define Yv OP_ESreg, eDI_reg
303 #define DSBX OP_DSreg, eBX_reg
305 #define es OP_REG, es_reg
306 #define ss OP_REG, ss_reg
307 #define cs OP_REG, cs_reg
308 #define ds OP_REG, ds_reg
309 #define fs OP_REG, fs_reg
310 #define gs OP_REG, gs_reg
314 #define EM OP_EM, v_mode
315 #define EX OP_EX, v_mode
316 #define MS OP_MS, v_mode
317 #define XS OP_XS, v_mode
318 #define EMC OP_EMC, v_mode
319 #define MXC OP_MXC, 0
320 #define VM OP_VMX, q_mode
321 #define OPSUF OP_3DNowSuffix, 0
322 #define OPSIMD OP_SIMD_Suffix, 0
324 /* Used handle "rep" prefix for string instructions. */
325 #define Xbr REP_Fixup, eSI_reg
326 #define Xvr REP_Fixup, eSI_reg
327 #define Ybr REP_Fixup, eDI_reg
328 #define Yvr REP_Fixup, eDI_reg
329 #define Yzr REP_Fixup, eDI_reg
330 #define indirDXr REP_Fixup, indir_dx_reg
331 #define ALr REP_Fixup, al_reg
332 #define eAXr REP_Fixup, eAX_reg
334 #define cond_jump_flag NULL, cond_jump_mode
335 #define loop_jcxz_flag NULL, loop_jcxz_mode
337 /* bits in sizeflag */
338 #define SUFFIX_ALWAYS 4
342 #define b_mode 1 /* byte operand */
343 #define v_mode 2 /* operand size depends on prefixes */
344 #define w_mode 3 /* word operand */
345 #define d_mode 4 /* double word operand */
346 #define q_mode 5 /* quad word operand */
347 #define t_mode 6 /* ten-byte operand */
348 #define x_mode 7 /* 16-byte XMM operand */
349 #define m_mode 8 /* d_mode in 32bit, q_mode in 64bit mode. */
350 #define cond_jump_mode 9
351 #define loop_jcxz_mode 10
352 #define dq_mode 11 /* operand size depends on REX prefixes. */
353 #define dqw_mode 12 /* registers like dq_mode, memory like w_mode. */
354 #define f_mode 13 /* 4- or 6-byte pointer operand */
355 #define const_1_mode 14
356 #define stack_v_mode 15 /* v_mode for stack-related opcodes. */
357 #define z_mode 16 /* non-quad operand size depends on prefixes */
402 #define z_mode_ax_reg 149
403 #define indir_dx_reg 150
407 #define USE_PREFIX_USER_TABLE 3
408 #define X86_64_SPECIAL 4
409 #define IS_3BYTE_OPCODE 5
411 #define FLOAT NULL, NULL, FLOATCODE, NULL, 0, NULL, 0, NULL, 0
413 #define GRP1b NULL, NULL, USE_GROUPS, NULL, 0, NULL, 0, NULL, 0
414 #define GRP1S NULL, NULL, USE_GROUPS, NULL, 1, NULL, 0, NULL, 0
415 #define GRP1Ss NULL, NULL, USE_GROUPS, NULL, 2, NULL, 0, NULL, 0
416 #define GRP2b NULL, NULL, USE_GROUPS, NULL, 3, NULL, 0, NULL, 0
417 #define GRP2S NULL, NULL, USE_GROUPS, NULL, 4, NULL, 0, NULL, 0
418 #define GRP2b_one NULL, NULL, USE_GROUPS, NULL, 5, NULL, 0, NULL, 0
419 #define GRP2S_one NULL, NULL, USE_GROUPS, NULL, 6, NULL, 0, NULL, 0
420 #define GRP2b_cl NULL, NULL, USE_GROUPS, NULL, 7, NULL, 0, NULL, 0
421 #define GRP2S_cl NULL, NULL, USE_GROUPS, NULL, 8, NULL, 0, NULL, 0
422 #define GRP3b NULL, NULL, USE_GROUPS, NULL, 9, NULL, 0, NULL, 0
423 #define GRP3S NULL, NULL, USE_GROUPS, NULL, 10, NULL, 0, NULL, 0
424 #define GRP4 NULL, NULL, USE_GROUPS, NULL, 11, NULL, 0, NULL, 0
425 #define GRP5 NULL, NULL, USE_GROUPS, NULL, 12, NULL, 0, NULL, 0
426 #define GRP6 NULL, NULL, USE_GROUPS, NULL, 13, NULL, 0, NULL, 0
427 #define GRP7 NULL, NULL, USE_GROUPS, NULL, 14, NULL, 0, NULL, 0
428 #define GRP8 NULL, NULL, USE_GROUPS, NULL, 15, NULL, 0, NULL, 0
429 #define GRP9 NULL, NULL, USE_GROUPS, NULL, 16, NULL, 0, NULL, 0
430 #define GRP11_C6 NULL, NULL, USE_GROUPS, NULL, 17, NULL, 0, NULL, 0
431 #define GRP11_C7 NULL, NULL, USE_GROUPS, NULL, 18, NULL, 0, NULL, 0
432 #define GRP12 NULL, NULL, USE_GROUPS, NULL, 19, NULL, 0, NULL, 0
433 #define GRP13 NULL, NULL, USE_GROUPS, NULL, 20, NULL, 0, NULL, 0
434 #define GRP14 NULL, NULL, USE_GROUPS, NULL, 21, NULL, 0, NULL, 0
435 #define GRP15 NULL, NULL, USE_GROUPS, NULL, 22, NULL, 0, NULL, 0
436 #define GRP16 NULL, NULL, USE_GROUPS, NULL, 23, NULL, 0, NULL, 0
437 #define GRPAMD NULL, NULL, USE_GROUPS, NULL, 24, NULL, 0, NULL, 0
438 #define GRPPADLCK1 NULL, NULL, USE_GROUPS, NULL, 25, NULL, 0, NULL, 0
439 #define GRPPADLCK2 NULL, NULL, USE_GROUPS, NULL, 26, NULL, 0, NULL, 0
441 #define PREGRP0 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 0, NULL, 0, NULL, 0
442 #define PREGRP1 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 1, NULL, 0, NULL, 0
443 #define PREGRP2 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 2, NULL, 0, NULL, 0
444 #define PREGRP3 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 3, NULL, 0, NULL, 0
445 #define PREGRP4 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 4, NULL, 0, NULL, 0
446 #define PREGRP5 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 5, NULL, 0, NULL, 0
447 #define PREGRP6 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 6, NULL, 0, NULL, 0
448 #define PREGRP7 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 7, NULL, 0, NULL, 0
449 #define PREGRP8 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 8, NULL, 0, NULL, 0
450 #define PREGRP9 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 9, NULL, 0, NULL, 0
451 #define PREGRP10 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 10, NULL, 0, NULL, 0
452 #define PREGRP11 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 11, NULL, 0, NULL, 0
453 #define PREGRP12 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 12, NULL, 0, NULL, 0
454 #define PREGRP13 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 13, NULL, 0, NULL, 0
455 #define PREGRP14 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 14, NULL, 0, NULL, 0
456 #define PREGRP15 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 15, NULL, 0, NULL, 0
457 #define PREGRP16 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 16, NULL, 0, NULL, 0
458 #define PREGRP17 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 17, NULL, 0, NULL, 0
459 #define PREGRP18 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 18, NULL, 0, NULL, 0
460 #define PREGRP19 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 19, NULL, 0, NULL, 0
461 #define PREGRP20 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 20, NULL, 0, NULL, 0
462 #define PREGRP21 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 21, NULL, 0, NULL, 0
463 #define PREGRP22 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 22, NULL, 0, NULL, 0
464 #define PREGRP23 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 23, NULL, 0, NULL, 0
465 #define PREGRP24 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 24, NULL, 0, NULL, 0
466 #define PREGRP25 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 25, NULL, 0, NULL, 0
467 #define PREGRP26 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 26, NULL, 0, NULL, 0
468 #define PREGRP27 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 27, NULL, 0, NULL, 0
469 #define PREGRP28 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 28, NULL, 0, NULL, 0
470 #define PREGRP29 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 29, NULL, 0, NULL, 0
471 #define PREGRP30 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 30, NULL, 0, NULL, 0
472 #define PREGRP31 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 31, NULL, 0, NULL, 0
473 #define PREGRP32 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 32, NULL, 0, NULL, 0
474 #define PREGRP33 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 33, NULL, 0, NULL, 0
475 #define PREGRP34 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 34, NULL, 0, NULL, 0
476 #define PREGRP35 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 35, NULL, 0, NULL, 0
477 #define PREGRP36 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 36, NULL, 0, NULL, 0
478 #define PREGRP37 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 37, NULL, 0, NULL, 0
481 #define X86_64_0 NULL, NULL, X86_64_SPECIAL, NULL, 0, NULL, 0, NULL, 0
483 #define THREE_BYTE_0 NULL, NULL, IS_3BYTE_OPCODE, NULL, 0, NULL, 0, NULL, 0
484 #define THREE_BYTE_1 NULL, NULL, IS_3BYTE_OPCODE, NULL, 1, NULL, 0, NULL, 0
486 typedef void (*op_rtn) (int bytemode, int sizeflag);
500 /* Upper case letters in the instruction names here are macros.
501 'A' => print 'b' if no register operands or suffix_always is true
502 'B' => print 'b' if suffix_always is true
503 'C' => print 's' or 'l' ('w' or 'd' in Intel mode) depending on operand
505 'D' => print 'w' if no register operands or 'w', 'l' or 'q', if
506 . suffix_always is true
507 'E' => print 'e' if 32-bit form of jcxz
508 'F' => print 'w' or 'l' depending on address size prefix (loop insns)
509 'G' => print 'w' or 'l' depending on operand size prefix (i/o insns)
510 'H' => print ",pt" or ",pn" branch hint
511 'I' => honor following macro letter even in Intel mode (implemented only
512 . for some of the macro letters)
514 'L' => print 'l' if suffix_always is true
515 'N' => print 'n' if instruction has no wait "prefix"
516 'O' => print 'd' or 'o' (or 'q' in Intel mode)
517 'P' => print 'w', 'l' or 'q' if instruction has an operand size prefix,
518 . or suffix_always is true. print 'q' if rex prefix is present.
519 'Q' => print 'w', 'l' or 'q' if no register operands or suffix_always
521 'R' => print 'w', 'l' or 'q' ('d' for 'l' and 'e' in Intel mode)
522 'S' => print 'w', 'l' or 'q' if suffix_always is true
523 'T' => print 'q' in 64bit mode and behave as 'P' otherwise
524 'U' => print 'q' in 64bit mode and behave as 'Q' otherwise
525 'V' => print 'q' in 64bit mode and behave as 'S' otherwise
526 'W' => print 'b', 'w' or 'l' ('d' in Intel mode)
527 'X' => print 's', 'd' depending on data16 prefix (for XMM)
528 'Y' => 'q' if instruction has an REX 64bit overwrite prefix
529 'Z' => print 'q' in 64bit mode and behave as 'L' otherwise
531 Many of the above letters print nothing in Intel mode. See "putop"
534 Braces '{' and '}', and vertical bars '|', indicate alternative
535 mnemonic strings for AT&T, Intel, X86_64 AT&T, and X86_64 Intel
536 modes. In cases where there are only two alternatives, the X86_64
537 instruction is reserved, and "(bad)" is printed.
540 static const struct dis386 dis386[] = {
542 { "addB", Eb, Gb, XX, XX },
543 { "addS", Ev, Gv, XX, XX },
544 { "addB", Gb, Eb, XX, XX },
545 { "addS", Gv, Ev, XX, XX },
546 { "addB", AL, Ib, XX, XX },
547 { "addS", eAX, Iv, XX, XX },
548 { "push{T|}", es, XX, XX, XX },
549 { "pop{T|}", es, XX, XX, XX },
551 { "orB", Eb, Gb, XX, XX },
552 { "orS", Ev, Gv, XX, XX },
553 { "orB", Gb, Eb, XX, XX },
554 { "orS", Gv, Ev, XX , XX},
555 { "orB", AL, Ib, XX, XX },
556 { "orS", eAX, Iv, XX, XX },
557 { "push{T|}", cs, XX, XX, XX },
558 { "(bad)", XX, XX, XX, XX }, /* 0x0f extended opcode escape */
560 { "adcB", Eb, Gb, XX, XX },
561 { "adcS", Ev, Gv, XX, XX },
562 { "adcB", Gb, Eb, XX, XX },
563 { "adcS", Gv, Ev, XX, XX },
564 { "adcB", AL, Ib, XX, XX },
565 { "adcS", eAX, Iv, XX, XX },
566 { "push{T|}", ss, XX, XX, XX },
567 { "pop{T|}", ss, XX, XX, XX },
569 { "sbbB", Eb, Gb, XX, XX },
570 { "sbbS", Ev, Gv, XX, XX },
571 { "sbbB", Gb, Eb, XX, XX },
572 { "sbbS", Gv, Ev, XX, XX },
573 { "sbbB", AL, Ib, XX, XX },
574 { "sbbS", eAX, Iv, XX, XX },
575 { "push{T|}", ds, XX, XX, XX },
576 { "pop{T|}", ds, XX, XX, XX },
578 { "andB", Eb, Gb, XX, XX },
579 { "andS", Ev, Gv, XX, XX },
580 { "andB", Gb, Eb, XX, XX },
581 { "andS", Gv, Ev, XX, XX },
582 { "andB", AL, Ib, XX, XX },
583 { "andS", eAX, Iv, XX, XX },
584 { "(bad)", XX, XX, XX, XX }, /* SEG ES prefix */
585 { "daa{|}", XX, XX, XX, XX },
587 { "subB", Eb, Gb, XX, XX },
588 { "subS", Ev, Gv, XX, XX},
589 { "subB", Gb, Eb, XX, XX },
590 { "subS", Gv, Ev, XX, XX },
591 { "subB", AL, Ib, XX, XX },
592 { "subS", eAX, Iv, XX, XX },
593 { "(bad)", XX, XX, XX, XX }, /* SEG CS prefix */
594 { "das{|}", XX, XX, XX, XX },
596 { "xorB", Eb, Gb, XX, XX },
597 { "xorS", Ev, Gv, XX, XX },
598 { "xorB", Gb, Eb, XX, XX },
599 { "xorS", Gv, Ev, XX, XX },
600 { "xorB", AL, Ib, XX, XX },
601 { "xorS", eAX, Iv, XX, XX },
602 { "(bad)", XX, XX, XX, XX }, /* SEG SS prefix */
603 { "aaa{|}", XX, XX, XX, XX },
605 { "cmpB", Eb, Gb, XX, XX },
606 { "cmpS", Ev, Gv, XX, XX },
607 { "cmpB", Gb, Eb, XX, XX },
608 { "cmpS", Gv, Ev, XX, XX },
609 { "cmpB", AL, Ib, XX, XX },
610 { "cmpS", eAX, Iv, XX, XX },
611 { "(bad)", XX, XX, XX, XX }, /* SEG DS prefix */
612 { "aas{|}", XX, XX, XX, XX },
614 { "inc{S|}", RMeAX, XX, XX, XX },
615 { "inc{S|}", RMeCX, XX, XX, XX },
616 { "inc{S|}", RMeDX, XX, XX, XX },
617 { "inc{S|}", RMeBX, XX, XX, XX },
618 { "inc{S|}", RMeSP, XX, XX, XX },
619 { "inc{S|}", RMeBP, XX, XX, XX },
620 { "inc{S|}", RMeSI, XX, XX, XX },
621 { "inc{S|}", RMeDI, XX, XX, XX },
623 { "dec{S|}", RMeAX, XX, XX, XX },
624 { "dec{S|}", RMeCX, XX, XX, XX },
625 { "dec{S|}", RMeDX, XX, XX, XX },
626 { "dec{S|}", RMeBX, XX, XX, XX },
627 { "dec{S|}", RMeSP, XX, XX, XX },
628 { "dec{S|}", RMeBP, XX, XX, XX },
629 { "dec{S|}", RMeSI, XX, XX, XX },
630 { "dec{S|}", RMeDI, XX, XX, XX },
632 { "pushV", RMrAX, XX, XX, XX },
633 { "pushV", RMrCX, XX, XX, XX },
634 { "pushV", RMrDX, XX, XX, XX },
635 { "pushV", RMrBX, XX, XX, XX },
636 { "pushV", RMrSP, XX, XX, XX },
637 { "pushV", RMrBP, XX, XX, XX },
638 { "pushV", RMrSI, XX, XX, XX },
639 { "pushV", RMrDI, XX, XX, XX },
641 { "popV", RMrAX, XX, XX, XX },
642 { "popV", RMrCX, XX, XX, XX },
643 { "popV", RMrDX, XX, XX, XX },
644 { "popV", RMrBX, XX, XX, XX },
645 { "popV", RMrSP, XX, XX, XX },
646 { "popV", RMrBP, XX, XX, XX },
647 { "popV", RMrSI, XX, XX, XX },
648 { "popV", RMrDI, XX, XX, XX },
650 { "pusha{P|}", XX, XX, XX, XX},
651 { "popa{P|}", XX, XX, XX, XX },
652 { "bound{S|}", Gv, Ma, XX, XX },
654 { "(bad)", XX, XX, XX, XX }, /* seg fs */
655 { "(bad)", XX, XX, XX, XX }, /* seg gs */
656 { "(bad)", XX, XX, XX, XX }, /* op size prefix */
657 { "(bad)", XX, XX, XX, XX }, /* adr size prefix */
659 { "pushT", Iq, XX, XX, XX },
660 { "imulS", Gv, Ev, Iv, XX },
661 { "pushT", sIb, XX, XX, XX },
662 { "imulS", Gv, Ev, sIb, XX },
663 { "ins{b||b|}", Ybr, indirDX, XX, XX },
664 { "ins{R||G|}", Yzr, indirDX, XX, XX },
665 { "outs{b||b|}", indirDXr, Xb, XX, XX },
666 { "outs{R||G|}", indirDXr, Xz, XX, XX },
668 { "joH", Jb, XX, cond_jump_flag, XX },
669 { "jnoH", Jb, XX, cond_jump_flag, XX },
670 { "jbH", Jb, XX, cond_jump_flag, XX },
671 { "jaeH", Jb, XX, cond_jump_flag, XX },
672 { "jeH", Jb, XX, cond_jump_flag, XX },
673 { "jneH", Jb, XX, cond_jump_flag, XX },
674 { "jbeH", Jb, XX, cond_jump_flag, XX },
675 { "jaH", Jb, XX, cond_jump_flag, XX },
677 { "jsH", Jb, XX, cond_jump_flag, XX },
678 { "jnsH", Jb, XX, cond_jump_flag, XX },
679 { "jpH", Jb, XX, cond_jump_flag, XX },
680 { "jnpH", Jb, XX, cond_jump_flag, XX },
681 { "jlH", Jb, XX, cond_jump_flag, XX },
682 { "jgeH", Jb, XX, cond_jump_flag, XX },
683 { "jleH", Jb, XX, cond_jump_flag, XX },
684 { "jgH", Jb, XX, cond_jump_flag, XX },
688 { "(bad)", XX, XX, XX, XX },
690 { "testB", Eb, Gb, XX, XX },
691 { "testS", Ev, Gv, XX, XX },
692 { "xchgB", Eb, Gb, XX, XX },
693 { "xchgS", Ev, Gv, XX, XX },
695 { "movB", Eb, Gb, XX, XX },
696 { "movS", Ev, Gv, XX, XX },
697 { "movB", Gb, Eb, XX, XX },
698 { "movS", Gv, Ev, XX, XX },
699 { "movD", Sv, Sw, XX, XX },
700 { "leaS", Gv, M, XX, XX },
701 { "movD", Sw, Sv, XX, XX },
702 { "popU", stackEv, XX, XX, XX },
704 { "xchgS", NOP_Fixup1, eAX_reg, NOP_Fixup2, eAX_reg, XX, XX },
705 { "xchgS", RMeCX, eAX, XX, XX },
706 { "xchgS", RMeDX, eAX, XX, XX },
707 { "xchgS", RMeBX, eAX, XX, XX },
708 { "xchgS", RMeSP, eAX, XX, XX },
709 { "xchgS", RMeBP, eAX, XX, XX },
710 { "xchgS", RMeSI, eAX, XX, XX },
711 { "xchgS", RMeDI, eAX, XX, XX },
713 { "cW{t||t|}R", XX, XX, XX, XX },
714 { "cR{t||t|}O", XX, XX, XX, XX },
715 { "Jcall{T|}", Ap, XX, XX, XX },
716 { "(bad)", XX, XX, XX, XX }, /* fwait */
717 { "pushfT", XX, XX, XX, XX },
718 { "popfT", XX, XX, XX, XX },
719 { "sahf{|}", XX, XX, XX, XX },
720 { "lahf{|}", XX, XX, XX, XX },
722 { "movB", AL, Ob, XX, XX },
723 { "movS", eAX, Ov, XX, XX },
724 { "movB", Ob, AL, XX, XX },
725 { "movS", Ov, eAX, XX, XX },
726 { "movs{b||b|}", Ybr, Xb, XX, XX },
727 { "movs{R||R|}", Yvr, Xv, XX, XX },
728 { "cmps{b||b|}", Xb, Yb, XX, XX },
729 { "cmps{R||R|}", Xv, Yv, XX, XX },
731 { "testB", AL, Ib, XX, XX },
732 { "testS", eAX, Iv, XX, XX },
733 { "stosB", Ybr, AL, XX, XX },
734 { "stosS", Yvr, eAX, XX, XX },
735 { "lodsB", ALr, Xb, XX, XX },
736 { "lodsS", eAXr, Xv, XX, XX },
737 { "scasB", AL, Yb, XX, XX },
738 { "scasS", eAX, Yv, XX, XX },
740 { "movB", RMAL, Ib, XX, XX },
741 { "movB", RMCL, Ib, XX, XX },
742 { "movB", RMDL, Ib, XX, XX },
743 { "movB", RMBL, Ib, XX, XX },
744 { "movB", RMAH, Ib, XX, XX },
745 { "movB", RMCH, Ib, XX, XX },
746 { "movB", RMDH, Ib, XX, XX },
747 { "movB", RMBH, Ib, XX, XX },
749 { "movS", RMeAX, Iv64, XX, XX },
750 { "movS", RMeCX, Iv64, XX, XX },
751 { "movS", RMeDX, Iv64, XX, XX },
752 { "movS", RMeBX, Iv64, XX, XX },
753 { "movS", RMeSP, Iv64, XX, XX },
754 { "movS", RMeBP, Iv64, XX, XX },
755 { "movS", RMeSI, Iv64, XX, XX },
756 { "movS", RMeDI, Iv64, XX, XX },
760 { "retT", Iw, XX, XX, XX },
761 { "retT", XX, XX, XX, XX },
762 { "les{S|}", Gv, Mp, XX, XX },
763 { "ldsS", Gv, Mp, XX, XX },
767 { "enterT", Iw, Ib, XX, XX },
768 { "leaveT", XX, XX, XX, XX },
769 { "lretP", Iw, XX, XX, XX },
770 { "lretP", XX, XX, XX, XX },
771 { "int3", XX, XX, XX, XX },
772 { "int", Ib, XX, XX, XX },
773 { "into{|}", XX, XX, XX, XX },
774 { "iretP", XX, XX, XX, XX },
780 { "aam{|}", sIb, XX, XX, XX },
781 { "aad{|}", sIb, XX, XX, XX },
782 { "(bad)", XX, XX, XX, XX },
783 { "xlat", DSBX, XX, XX, XX },
794 { "loopneFH", Jb, XX, loop_jcxz_flag, XX },
795 { "loopeFH", Jb, XX, loop_jcxz_flag, XX },
796 { "loopFH", Jb, XX, loop_jcxz_flag, XX },
797 { "jEcxzH", Jb, XX, loop_jcxz_flag, XX },
798 { "inB", AL, Ib, XX, XX },
799 { "inG", zAX, Ib, XX, XX },
800 { "outB", Ib, AL, XX, XX },
801 { "outG", Ib, zAX, XX, XX },
803 { "callT", Jv, XX, XX, XX },
804 { "jmpT", Jv, XX, XX, XX },
805 { "Jjmp{T|}", Ap, XX, XX, XX },
806 { "jmp", Jb, XX, XX, XX },
807 { "inB", AL, indirDX, XX, XX },
808 { "inG", zAX, indirDX, XX, XX },
809 { "outB", indirDX, AL, XX, XX },
810 { "outG", indirDX, zAX, XX, XX },
812 { "(bad)", XX, XX, XX, XX }, /* lock prefix */
813 { "icebp", XX, XX, XX, XX },
814 { "(bad)", XX, XX, XX, XX }, /* repne */
815 { "(bad)", XX, XX, XX, XX }, /* repz */
816 { "hlt", XX, XX, XX, XX },
817 { "cmc", XX, XX, XX, XX },
821 { "clc", XX, XX, XX, XX },
822 { "stc", XX, XX, XX, XX },
823 { "cli", XX, XX, XX, XX },
824 { "sti", XX, XX, XX, XX },
825 { "cld", XX, XX, XX, XX },
826 { "std", XX, XX, XX, XX },
831 static const struct dis386 dis386_twobyte[] = {
835 { "larS", Gv, Ew, XX, XX },
836 { "lslS", Gv, Ew, XX, XX },
837 { "(bad)", XX, XX, XX, XX },
838 { "syscall", XX, XX, XX, XX },
839 { "clts", XX, XX, XX, XX },
840 { "sysretP", XX, XX, XX, XX },
842 { "invd", XX, XX, XX, XX},
843 { "wbinvd", XX, XX, XX, XX },
844 { "(bad)", XX, XX, XX, XX },
845 { "ud2a", XX, XX, XX, XX },
846 { "(bad)", XX, XX, XX, XX },
848 { "femms", XX, XX, XX, XX },
849 { "", MX, EM, OPSUF, XX }, /* See OP_3DNowSuffix. */
854 { "movlpX", EX, XM, SIMD_Fixup, 'h', XX },
855 { "unpcklpX", XM, EX, XX, XX },
856 { "unpckhpX", XM, EX, XX, XX },
858 { "movhpX", EX, XM, SIMD_Fixup, 'l', XX },
861 { "(bad)", XX, XX, XX, XX },
862 { "(bad)", XX, XX, XX, XX },
863 { "(bad)", XX, XX, XX, XX },
864 { "(bad)", XX, XX, XX, XX },
865 { "(bad)", XX, XX, XX, XX },
866 { "(bad)", XX, XX, XX, XX },
867 { "nopQ", Ev, XX, XX, XX },
869 { "movZ", Rm, Cm, XX, XX },
870 { "movZ", Rm, Dm, XX, XX },
871 { "movZ", Cm, Rm, XX, XX },
872 { "movZ", Dm, Rm, XX, XX },
873 { "movL", Rd, Td, XX, XX },
874 { "(bad)", XX, XX, XX, XX },
875 { "movL", Td, Rd, XX, XX },
876 { "(bad)", XX, XX, XX, XX },
878 { "movapX", XM, EX, XX, XX },
879 { "movapX", EX, XM, XX, XX },
884 { "ucomisX", XM,EX, XX, XX },
885 { "comisX", XM,EX, XX, XX },
887 { "wrmsr", XX, XX, XX, XX },
888 { "rdtsc", XX, XX, XX, XX },
889 { "rdmsr", XX, XX, XX, XX },
890 { "rdpmc", XX, XX, XX, XX },
891 { "sysenter", XX, XX, XX, XX },
892 { "sysexit", XX, XX, XX, XX },
893 { "(bad)", XX, XX, XX, XX },
894 { "(bad)", XX, XX, XX, XX },
897 { "(bad)", XX, XX, XX, XX },
899 { "(bad)", XX, XX, XX, XX },
900 { "(bad)", XX, XX, XX, XX },
901 { "(bad)", XX, XX, XX, XX },
902 { "(bad)", XX, XX, XX, XX },
903 { "(bad)", XX, XX, XX, XX },
905 { "cmovo", Gv, Ev, XX, XX },
906 { "cmovno", Gv, Ev, XX, XX },
907 { "cmovb", Gv, Ev, XX, XX },
908 { "cmovae", Gv, Ev, XX, XX },
909 { "cmove", Gv, Ev, XX, XX },
910 { "cmovne", Gv, Ev, XX, XX },
911 { "cmovbe", Gv, Ev, XX, XX },
912 { "cmova", Gv, Ev, XX, XX },
914 { "cmovs", Gv, Ev, XX, XX },
915 { "cmovns", Gv, Ev, XX, XX },
916 { "cmovp", Gv, Ev, XX, XX },
917 { "cmovnp", Gv, Ev, XX, XX },
918 { "cmovl", Gv, Ev, XX, XX },
919 { "cmovge", Gv, Ev, XX, XX },
920 { "cmovle", Gv, Ev, XX, XX },
921 { "cmovg", Gv, Ev, XX, XX },
923 { "movmskpX", Gdq, XS, XX, XX },
927 { "andpX", XM, EX, XX, XX },
928 { "andnpX", XM, EX, XX, XX },
929 { "orpX", XM, EX, XX, XX },
930 { "xorpX", XM, EX, XX, XX },
941 { "punpcklbw", MX, EM, XX, XX },
942 { "punpcklwd", MX, EM, XX, XX },
943 { "punpckldq", MX, EM, XX, XX },
944 { "packsswb", MX, EM, XX, XX },
945 { "pcmpgtb", MX, EM, XX, XX },
946 { "pcmpgtw", MX, EM, XX, XX },
947 { "pcmpgtd", MX, EM, XX, XX },
948 { "packuswb", MX, EM, XX, XX },
950 { "punpckhbw", MX, EM, XX, XX },
951 { "punpckhwd", MX, EM, XX, XX },
952 { "punpckhdq", MX, EM, XX, XX },
953 { "packssdw", MX, EM, XX, XX },
956 { "movd", MX, Edq, XX, XX },
963 { "pcmpeqb", MX, EM, XX, XX },
964 { "pcmpeqw", MX, EM, XX, XX },
965 { "pcmpeqd", MX, EM, XX, XX },
966 { "emms", XX, XX, XX, XX },
970 { "(bad)", XX, XX, XX, XX },
971 { "(bad)", XX, XX, XX, XX },
977 { "joH", Jv, XX, cond_jump_flag, XX },
978 { "jnoH", Jv, XX, cond_jump_flag, XX },
979 { "jbH", Jv, XX, cond_jump_flag, XX },
980 { "jaeH", Jv, XX, cond_jump_flag, XX },
981 { "jeH", Jv, XX, cond_jump_flag, XX },
982 { "jneH", Jv, XX, cond_jump_flag, XX },
983 { "jbeH", Jv, XX, cond_jump_flag, XX },
984 { "jaH", Jv, XX, cond_jump_flag, XX },
986 { "jsH", Jv, XX, cond_jump_flag, XX },
987 { "jnsH", Jv, XX, cond_jump_flag, XX },
988 { "jpH", Jv, XX, cond_jump_flag, XX },
989 { "jnpH", Jv, XX, cond_jump_flag, XX },
990 { "jlH", Jv, XX, cond_jump_flag, XX },
991 { "jgeH", Jv, XX, cond_jump_flag, XX },
992 { "jleH", Jv, XX, cond_jump_flag, XX },
993 { "jgH", Jv, XX, cond_jump_flag, XX },
995 { "seto", Eb, XX, XX, XX },
996 { "setno", Eb, XX, XX, XX },
997 { "setb", Eb, XX, XX, XX },
998 { "setae", Eb, XX, XX, XX },
999 { "sete", Eb, XX, XX, XX },
1000 { "setne", Eb, XX, XX, XX },
1001 { "setbe", Eb, XX, XX, XX },
1002 { "seta", Eb, XX, XX, XX },
1004 { "sets", Eb, XX, XX, XX },
1005 { "setns", Eb, XX, XX, XX },
1006 { "setp", Eb, XX, XX, XX },
1007 { "setnp", Eb, XX, XX, XX },
1008 { "setl", Eb, XX, XX, XX },
1009 { "setge", Eb, XX, XX, XX },
1010 { "setle", Eb, XX, XX, XX },
1011 { "setg", Eb, XX, XX, XX },
1013 { "pushT", fs, XX, XX, XX },
1014 { "popT", fs, XX, XX, XX },
1015 { "cpuid", XX, XX, XX, XX },
1016 { "btS", Ev, Gv, XX, XX },
1017 { "shldS", Ev, Gv, Ib, XX },
1018 { "shldS", Ev, Gv, CL, XX },
1022 { "pushT", gs, XX, XX, XX },
1023 { "popT", gs, XX, XX, XX },
1024 { "rsm", XX, XX, XX, XX },
1025 { "btsS", Ev, Gv, XX, XX },
1026 { "shrdS", Ev, Gv, Ib, XX },
1027 { "shrdS", Ev, Gv, CL, XX },
1029 { "imulS", Gv, Ev, XX, XX },
1031 { "cmpxchgB", Eb, Gb, XX, XX },
1032 { "cmpxchgS", Ev, Gv, XX, XX },
1033 { "lssS", Gv, Mp, XX, XX },
1034 { "btrS", Ev, Gv, XX, XX },
1035 { "lfsS", Gv, Mp, XX, XX },
1036 { "lgsS", Gv, Mp, XX, XX },
1037 { "movz{bR|x|bR|x}", Gv, Eb, XX, XX },
1038 { "movz{wR|x|wR|x}", Gv, Ew, XX, XX }, /* yes, there really is movzww ! */
1041 { "ud2b", XX, XX, XX, XX },
1043 { "btcS", Ev, Gv, XX, XX },
1044 { "bsfS", Gv, Ev, XX, XX },
1046 { "movs{bR|x|bR|x}", Gv, Eb, XX, XX },
1047 { "movs{wR|x|wR|x}", Gv, Ew, XX, XX }, /* yes, there really is movsww ! */
1049 { "xaddB", Eb, Gb, XX, XX },
1050 { "xaddS", Ev, Gv, XX, XX },
1052 { "movntiS", Ev, Gv, XX, XX },
1053 { "pinsrw", MX, Edqw, Ib, XX },
1054 { "pextrw", Gdq, MS, Ib, XX },
1055 { "shufpX", XM, EX, Ib, XX },
1058 { "bswap", RMeAX, XX, XX, XX },
1059 { "bswap", RMeCX, XX, XX, XX },
1060 { "bswap", RMeDX, XX, XX, XX },
1061 { "bswap", RMeBX, XX, XX, XX },
1062 { "bswap", RMeSP, XX, XX, XX },
1063 { "bswap", RMeBP, XX, XX, XX },
1064 { "bswap", RMeSI, XX, XX, XX },
1065 { "bswap", RMeDI, XX, XX, XX },
1068 { "psrlw", MX, EM, XX, XX },
1069 { "psrld", MX, EM, XX, XX },
1070 { "psrlq", MX, EM, XX, XX },
1071 { "paddq", MX, EM, XX, XX },
1072 { "pmullw", MX, EM, XX, XX },
1074 { "pmovmskb", Gdq, MS, XX, XX },
1076 { "psubusb", MX, EM, XX, XX },
1077 { "psubusw", MX, EM, XX, XX },
1078 { "pminub", MX, EM, XX, XX },
1079 { "pand", MX, EM, XX, XX },
1080 { "paddusb", MX, EM, XX, XX },
1081 { "paddusw", MX, EM, XX, XX },
1082 { "pmaxub", MX, EM, XX, XX },
1083 { "pandn", MX, EM, XX, XX },
1085 { "pavgb", MX, EM, XX, XX },
1086 { "psraw", MX, EM, XX, XX },
1087 { "psrad", MX, EM, XX, XX },
1088 { "pavgw", MX, EM, XX, XX },
1089 { "pmulhuw", MX, EM, XX, XX },
1090 { "pmulhw", MX, EM, XX, XX },
1094 { "psubsb", MX, EM, XX, XX },
1095 { "psubsw", MX, EM, XX, XX },
1096 { "pminsw", MX, EM, XX, XX },
1097 { "por", MX, EM, XX, XX },
1098 { "paddsb", MX, EM, XX, XX },
1099 { "paddsw", MX, EM, XX, XX },
1100 { "pmaxsw", MX, EM, XX, XX },
1101 { "pxor", MX, EM, XX, XX },
1104 { "psllw", MX, EM, XX, XX },
1105 { "pslld", MX, EM, XX, XX },
1106 { "psllq", MX, EM, XX, XX },
1107 { "pmuludq", MX, EM, XX, XX },
1108 { "pmaddwd", MX, EM, XX, XX },
1109 { "psadbw", MX, EM, XX, XX },
1112 { "psubb", MX, EM, XX, XX },
1113 { "psubw", MX, EM, XX, XX },
1114 { "psubd", MX, EM, XX, XX },
1115 { "psubq", MX, EM, XX, XX },
1116 { "paddb", MX, EM, XX, XX },
1117 { "paddw", MX, EM, XX, XX },
1118 { "paddd", MX, EM, XX, XX },
1119 { "(bad)", XX, XX, XX, XX }
1122 static const unsigned char onebyte_has_modrm[256] = {
1123 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1124 /* ------------------------------- */
1125 /* 00 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 00 */
1126 /* 10 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 10 */
1127 /* 20 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 20 */
1128 /* 30 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 30 */
1129 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 40 */
1130 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 50 */
1131 /* 60 */ 0,0,1,1,0,0,0,0,0,1,0,1,0,0,0,0, /* 60 */
1132 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 70 */
1133 /* 80 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 80 */
1134 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 90 */
1135 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* a0 */
1136 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* b0 */
1137 /* c0 */ 1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0, /* c0 */
1138 /* d0 */ 1,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* d0 */
1139 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* e0 */
1140 /* f0 */ 0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1 /* f0 */
1141 /* ------------------------------- */
1142 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1145 static const unsigned char twobyte_has_modrm[256] = {
1146 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1147 /* ------------------------------- */
1148 /* 00 */ 1,1,1,1,0,0,0,0,0,0,0,0,0,1,0,1, /* 0f */
1149 /* 10 */ 1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,1, /* 1f */
1150 /* 20 */ 1,1,1,1,1,0,1,0,1,1,1,1,1,1,1,1, /* 2f */
1151 /* 30 */ 0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0, /* 3f */
1152 /* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 4f */
1153 /* 50 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 5f */
1154 /* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 6f */
1155 /* 70 */ 1,1,1,1,1,1,1,0,1,1,0,0,1,1,1,1, /* 7f */
1156 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1157 /* 90 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 9f */
1158 /* a0 */ 0,0,0,1,1,1,1,1,0,0,0,1,1,1,1,1, /* af */
1159 /* b0 */ 1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1, /* bf */
1160 /* c0 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* cf */
1161 /* d0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* df */
1162 /* e0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ef */
1163 /* f0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0 /* ff */
1164 /* ------------------------------- */
1165 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1168 static const unsigned char twobyte_uses_DATA_prefix[256] = {
1169 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1170 /* ------------------------------- */
1171 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1172 /* 10 */ 1,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0, /* 1f */
1173 /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */
1174 /* 30 */ 0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0, /* 3f */
1175 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1176 /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */
1177 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1, /* 6f */
1178 /* 70 */ 1,0,0,0,0,0,0,0,1,1,0,0,1,1,1,1, /* 7f */
1179 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1180 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1181 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1182 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1183 /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1184 /* d0 */ 1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */
1185 /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */
1186 /* f0 */ 1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0 /* ff */
1187 /* ------------------------------- */
1188 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1191 static const unsigned char twobyte_uses_REPNZ_prefix[256] = {
1192 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1193 /* ------------------------------- */
1194 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1195 /* 10 */ 1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1196 /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */
1197 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1198 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1199 /* 50 */ 0,1,0,0,0,0,0,0,1,1,1,0,1,1,1,1, /* 5f */
1200 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1201 /* 70 */ 1,0,0,0,0,0,0,0,1,1,0,0,1,1,0,0, /* 7f */
1202 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1203 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1204 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1205 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1206 /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1207 /* d0 */ 1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */
1208 /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */
1209 /* f0 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1210 /* ------------------------------- */
1211 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1214 static const unsigned char twobyte_uses_REPZ_prefix[256] = {
1215 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1216 /* ------------------------------- */
1217 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1218 /* 10 */ 1,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0, /* 1f */
1219 /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */
1220 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1221 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1222 /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */
1223 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1, /* 6f */
1224 /* 70 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1, /* 7f */
1225 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1226 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1227 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1228 /* b0 */ 0,0,0,0,0,0,0,0,1,0,0,0,0,1,0,0, /* bf */
1229 /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1230 /* d0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */
1231 /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */
1232 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1233 /* ------------------------------- */
1234 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1237 /* This is used to determine if opcode 0f 38 XX uses DATA prefix. */
1238 static const unsigned char threebyte_0x38_uses_DATA_prefix[256] = {
1239 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1240 /* ------------------------------- */
1241 /* 00 */ 1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0, /* 0f */
1242 /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0, /* 1f */
1243 /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */
1244 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1245 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1246 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
1247 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1248 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */
1249 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1250 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1251 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1252 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1253 /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1254 /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
1255 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
1256 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1257 /* ------------------------------- */
1258 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1261 /* This is used to determine if opcode 0f 38 XX uses REPNZ prefix. */
1262 static const unsigned char threebyte_0x38_uses_REPNZ_prefix[256] = {
1263 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1264 /* ------------------------------- */
1265 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1266 /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1267 /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */
1268 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1269 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1270 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
1271 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1272 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */
1273 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1274 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1275 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1276 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1277 /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1278 /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
1279 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
1280 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1281 /* ------------------------------- */
1282 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1285 /* This is used to determine if opcode 0f 38 XX uses REPZ prefix. */
1286 static const unsigned char threebyte_0x38_uses_REPZ_prefix[256] = {
1287 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1288 /* ------------------------------- */
1289 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1290 /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1291 /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */
1292 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1293 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1294 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
1295 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1296 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */
1297 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1298 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1299 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1300 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1301 /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1302 /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
1303 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
1304 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1305 /* ------------------------------- */
1306 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1309 /* This is used to determine if opcode 0f 3a XX uses DATA prefix. */
1310 static const unsigned char threebyte_0x3a_uses_DATA_prefix[256] = {
1311 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1312 /* ------------------------------- */
1313 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1, /* 0f */
1314 /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1315 /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */
1316 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1317 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1318 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
1319 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1320 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */
1321 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1322 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1323 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1324 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1325 /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1326 /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
1327 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
1328 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1329 /* ------------------------------- */
1330 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1333 /* This is used to determine if opcode 0f 3a XX uses REPNZ prefix. */
1334 static const unsigned char threebyte_0x3a_uses_REPNZ_prefix[256] = {
1335 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1336 /* ------------------------------- */
1337 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1338 /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1339 /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */
1340 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1341 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1342 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
1343 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1344 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */
1345 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1346 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1347 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1348 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1349 /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1350 /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
1351 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
1352 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1353 /* ------------------------------- */
1354 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1357 /* This is used to determine if opcode 0f 3a XX uses REPZ prefix. */
1358 static const unsigned char threebyte_0x3a_uses_REPZ_prefix[256] = {
1359 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1360 /* ------------------------------- */
1361 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1362 /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1363 /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */
1364 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1365 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1366 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
1367 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1368 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */
1369 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1370 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1371 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1372 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1373 /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1374 /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
1375 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
1376 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1377 /* ------------------------------- */
1378 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1381 static char obuf[100];
1383 static char scratchbuf[100];
1384 static unsigned char *start_codep;
1385 static unsigned char *insn_codep;
1386 static unsigned char *codep;
1387 static disassemble_info *the_info;
1391 static unsigned char need_modrm;
1393 /* If we are accessing mod/rm/reg without need_modrm set, then the
1394 values are stale. Hitting this abort likely indicates that you
1395 need to update onebyte_has_modrm or twobyte_has_modrm. */
1396 #define MODRM_CHECK if (!need_modrm) abort ()
1398 static const char **names64;
1399 static const char **names32;
1400 static const char **names16;
1401 static const char **names8;
1402 static const char **names8rex;
1403 static const char **names_seg;
1404 static const char **index16;
1406 static const char *intel_names64[] = {
1407 "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi",
1408 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
1410 static const char *intel_names32[] = {
1411 "eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi",
1412 "r8d", "r9d", "r10d", "r11d", "r12d", "r13d", "r14d", "r15d"
1414 static const char *intel_names16[] = {
1415 "ax", "cx", "dx", "bx", "sp", "bp", "si", "di",
1416 "r8w", "r9w", "r10w", "r11w", "r12w", "r13w", "r14w", "r15w"
1418 static const char *intel_names8[] = {
1419 "al", "cl", "dl", "bl", "ah", "ch", "dh", "bh",
1421 static const char *intel_names8rex[] = {
1422 "al", "cl", "dl", "bl", "spl", "bpl", "sil", "dil",
1423 "r8b", "r9b", "r10b", "r11b", "r12b", "r13b", "r14b", "r15b"
1425 static const char *intel_names_seg[] = {
1426 "es", "cs", "ss", "ds", "fs", "gs", "?", "?",
1428 static const char *intel_index16[] = {
1429 "bx+si", "bx+di", "bp+si", "bp+di", "si", "di", "bp", "bx"
1432 static const char *att_names64[] = {
1433 "%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi",
1434 "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15"
1436 static const char *att_names32[] = {
1437 "%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi",
1438 "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d"
1440 static const char *att_names16[] = {
1441 "%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di",
1442 "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w"
1444 static const char *att_names8[] = {
1445 "%al", "%cl", "%dl", "%bl", "%ah", "%ch", "%dh", "%bh",
1447 static const char *att_names8rex[] = {
1448 "%al", "%cl", "%dl", "%bl", "%spl", "%bpl", "%sil", "%dil",
1449 "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b"
1451 static const char *att_names_seg[] = {
1452 "%es", "%cs", "%ss", "%ds", "%fs", "%gs", "%?", "%?",
1454 static const char *att_index16[] = {
1455 "%bx,%si", "%bx,%di", "%bp,%si", "%bp,%di", "%si", "%di", "%bp", "%bx"
1458 static const struct dis386 grps[][8] = {
1461 { "addA", Eb, Ib, XX, XX },
1462 { "orA", Eb, Ib, XX, XX },
1463 { "adcA", Eb, Ib, XX, XX },
1464 { "sbbA", Eb, Ib, XX, XX },
1465 { "andA", Eb, Ib, XX, XX },
1466 { "subA", Eb, Ib, XX, XX },
1467 { "xorA", Eb, Ib, XX, XX },
1468 { "cmpA", Eb, Ib, XX, XX }
1472 { "addQ", Ev, Iv, XX, XX },
1473 { "orQ", Ev, Iv, XX, XX },
1474 { "adcQ", Ev, Iv, XX, XX },
1475 { "sbbQ", Ev, Iv, XX, XX },
1476 { "andQ", Ev, Iv, XX, XX },
1477 { "subQ", Ev, Iv, XX, XX },
1478 { "xorQ", Ev, Iv, XX, XX },
1479 { "cmpQ", Ev, Iv, XX, XX }
1483 { "addQ", Ev, sIb, XX, XX },
1484 { "orQ", Ev, sIb, XX, XX },
1485 { "adcQ", Ev, sIb, XX, XX },
1486 { "sbbQ", Ev, sIb, XX, XX },
1487 { "andQ", Ev, sIb, XX, XX },
1488 { "subQ", Ev, sIb, XX, XX },
1489 { "xorQ", Ev, sIb, XX, XX },
1490 { "cmpQ", Ev, sIb, XX, XX }
1494 { "rolA", Eb, Ib, XX, XX },
1495 { "rorA", Eb, Ib, XX, XX },
1496 { "rclA", Eb, Ib, XX, XX },
1497 { "rcrA", Eb, Ib, XX, XX },
1498 { "shlA", Eb, Ib, XX, XX },
1499 { "shrA", Eb, Ib, XX, XX },
1500 { "(bad)", XX, XX, XX, XX },
1501 { "sarA", Eb, Ib, XX, XX },
1505 { "rolQ", Ev, Ib, XX, XX },
1506 { "rorQ", Ev, Ib, XX, XX },
1507 { "rclQ", Ev, Ib, XX, XX },
1508 { "rcrQ", Ev, Ib, XX, XX },
1509 { "shlQ", Ev, Ib, XX, XX },
1510 { "shrQ", Ev, Ib, XX, XX },
1511 { "(bad)", XX, XX, XX, XX },
1512 { "sarQ", Ev, Ib, XX, XX },
1516 { "rolA", Eb, I1, XX, XX },
1517 { "rorA", Eb, I1, XX, XX },
1518 { "rclA", Eb, I1, XX, XX },
1519 { "rcrA", Eb, I1, XX, XX },
1520 { "shlA", Eb, I1, XX, XX },
1521 { "shrA", Eb, I1, XX, XX },
1522 { "(bad)", XX, XX, XX, XX },
1523 { "sarA", Eb, I1, XX, XX },
1527 { "rolQ", Ev, I1, XX, XX },
1528 { "rorQ", Ev, I1, XX, XX },
1529 { "rclQ", Ev, I1, XX, XX },
1530 { "rcrQ", Ev, I1, XX, XX },
1531 { "shlQ", Ev, I1, XX, XX },
1532 { "shrQ", Ev, I1, XX, XX },
1533 { "(bad)", XX, XX, XX, XX },
1534 { "sarQ", Ev, I1, XX, XX },
1538 { "rolA", Eb, CL, XX, XX },
1539 { "rorA", Eb, CL, XX, XX },
1540 { "rclA", Eb, CL, XX, XX },
1541 { "rcrA", Eb, CL, XX, XX },
1542 { "shlA", Eb, CL, XX, XX },
1543 { "shrA", Eb, CL, XX, XX },
1544 { "(bad)", XX, XX, XX, XX },
1545 { "sarA", Eb, CL, XX, XX },
1549 { "rolQ", Ev, CL, XX, XX },
1550 { "rorQ", Ev, CL, XX, XX },
1551 { "rclQ", Ev, CL, XX, XX },
1552 { "rcrQ", Ev, CL, XX, XX },
1553 { "shlQ", Ev, CL, XX, XX },
1554 { "shrQ", Ev, CL, XX, XX },
1555 { "(bad)", XX, XX, XX, XX },
1556 { "sarQ", Ev, CL, XX, XX }
1560 { "testA", Eb, Ib, XX, XX },
1561 { "(bad)", Eb, XX, XX, XX },
1562 { "notA", Eb, XX, XX, XX },
1563 { "negA", Eb, XX, XX, XX },
1564 { "mulA", Eb, XX, XX, XX }, /* Don't print the implicit %al register, */
1565 { "imulA", Eb, XX, XX, XX }, /* to distinguish these opcodes from other */
1566 { "divA", Eb, XX, XX, XX }, /* mul/imul opcodes. Do the same for div */
1567 { "idivA", Eb, XX, XX, XX } /* and idiv for consistency. */
1571 { "testQ", Ev, Iv, XX, XX },
1572 { "(bad)", XX, XX, XX, XX },
1573 { "notQ", Ev, XX, XX, XX },
1574 { "negQ", Ev, XX, XX, XX },
1575 { "mulQ", Ev, XX, XX, XX }, /* Don't print the implicit register. */
1576 { "imulQ", Ev, XX, XX, XX },
1577 { "divQ", Ev, XX, XX, XX },
1578 { "idivQ", Ev, XX, XX, XX },
1582 { "incA", Eb, XX, XX, XX },
1583 { "decA", Eb, XX, XX, XX },
1584 { "(bad)", XX, XX, XX, XX },
1585 { "(bad)", XX, XX, XX, XX },
1586 { "(bad)", XX, XX, XX, XX },
1587 { "(bad)", XX, XX, XX, XX },
1588 { "(bad)", XX, XX, XX, XX },
1589 { "(bad)", XX, XX, XX, XX },
1593 { "incQ", Ev, XX, XX, XX },
1594 { "decQ", Ev, XX, XX, XX },
1595 { "callT", indirEv, XX, XX, XX },
1596 { "JcallT", indirEp, XX, XX, XX },
1597 { "jmpT", indirEv, XX, XX, XX },
1598 { "JjmpT", indirEp, XX, XX, XX },
1599 { "pushU", stackEv, XX, XX, XX },
1600 { "(bad)", XX, XX, XX, XX },
1604 { "sldtD", Sv, XX, XX, XX },
1605 { "strD", Sv, XX, XX, XX },
1606 { "lldt", Ew, XX, XX, XX },
1607 { "ltr", Ew, XX, XX, XX },
1608 { "verr", Ew, XX, XX, XX },
1609 { "verw", Ew, XX, XX, XX },
1610 { "(bad)", XX, XX, XX, XX },
1611 { "(bad)", XX, XX, XX, XX }
1615 { "sgdt{Q|IQ||}", VMX_Fixup, 0, XX, XX, XX },
1616 { "sidt{Q|IQ||}", PNI_Fixup, 0, XX, XX, XX },
1617 { "lgdt{Q|Q||}", M, XX, XX, XX },
1618 { "lidt{Q|Q||}", SVME_Fixup, 0, XX, XX, XX },
1619 { "smswD", Sv, XX, XX, XX },
1620 { "(bad)", XX, XX, XX, XX },
1621 { "lmsw", Ew, XX, XX, XX },
1622 { "invlpg", INVLPG_Fixup, w_mode, XX, XX, XX },
1626 { "(bad)", XX, XX, XX, XX },
1627 { "(bad)", XX, XX, XX, XX },
1628 { "(bad)", XX, XX, XX, XX },
1629 { "(bad)", XX, XX, XX, XX },
1630 { "btQ", Ev, Ib, XX, XX },
1631 { "btsQ", Ev, Ib, XX, XX },
1632 { "btrQ", Ev, Ib, XX, XX },
1633 { "btcQ", Ev, Ib, XX, XX },
1637 { "(bad)", XX, XX, XX, XX },
1638 { "cmpxchg8b", Eq, XX, XX, XX },
1639 { "(bad)", XX, XX, XX, XX },
1640 { "(bad)", XX, XX, XX, XX },
1641 { "(bad)", XX, XX, XX, XX },
1642 { "(bad)", XX, XX, XX, XX },
1643 { "", VM, XX, XX, XX }, /* See OP_VMX. */
1644 { "vmptrst", Eq, XX, XX, XX },
1648 { "movA", Eb, Ib, XX, XX },
1649 { "(bad)", XX, XX, XX, XX },
1650 { "(bad)", XX, XX, XX, XX },
1651 { "(bad)", XX, XX, XX, XX },
1652 { "(bad)", XX, XX, XX, XX },
1653 { "(bad)", XX, XX, XX, XX },
1654 { "(bad)", XX, XX, XX, XX },
1655 { "(bad)", XX, XX, XX, XX },
1659 { "movQ", Ev, Iv, XX, XX },
1660 { "(bad)", XX, XX, XX, XX },
1661 { "(bad)", XX, XX, XX, XX },
1662 { "(bad)", XX, XX, XX, XX },
1663 { "(bad)", XX, XX, XX, XX },
1664 { "(bad)", XX, XX, XX, XX },
1665 { "(bad)", XX, XX, XX, XX },
1666 { "(bad)", XX, XX, XX, XX },
1670 { "(bad)", XX, XX, XX, XX },
1671 { "(bad)", XX, XX, XX, XX },
1672 { "psrlw", MS, Ib, XX, XX },
1673 { "(bad)", XX, XX, XX, XX },
1674 { "psraw", MS, Ib, XX, XX },
1675 { "(bad)", XX, XX, XX, XX },
1676 { "psllw", MS, Ib, XX, XX },
1677 { "(bad)", XX, XX, XX, XX },
1681 { "(bad)", XX, XX, XX, XX },
1682 { "(bad)", XX, XX, XX, XX },
1683 { "psrld", MS, Ib, XX, XX },
1684 { "(bad)", XX, XX, XX, XX },
1685 { "psrad", MS, Ib, XX, XX },
1686 { "(bad)", XX, XX, XX, XX },
1687 { "pslld", MS, Ib, XX, XX },
1688 { "(bad)", XX, XX, XX, XX },
1692 { "(bad)", XX, XX, XX, XX },
1693 { "(bad)", XX, XX, XX, XX },
1694 { "psrlq", MS, Ib, XX, XX },
1695 { "psrldq", MS, Ib, XX, XX },
1696 { "(bad)", XX, XX, XX, XX },
1697 { "(bad)", XX, XX, XX, XX },
1698 { "psllq", MS, Ib, XX, XX },
1699 { "pslldq", MS, Ib, XX, XX },
1703 { "fxsave", Ev, XX, XX, XX },
1704 { "fxrstor", Ev, XX, XX, XX },
1705 { "ldmxcsr", Ev, XX, XX, XX },
1706 { "stmxcsr", Ev, XX, XX, XX },
1707 { "(bad)", XX, XX, XX, XX },
1708 { "lfence", OP_0fae, 0, XX, XX, XX },
1709 { "mfence", OP_0fae, 0, XX, XX, XX },
1710 { "clflush", OP_0fae, 0, XX, XX, XX },
1714 { "prefetchnta", Ev, XX, XX, XX },
1715 { "prefetcht0", Ev, XX, XX, XX },
1716 { "prefetcht1", Ev, XX, XX, XX },
1717 { "prefetcht2", Ev, XX, XX, XX },
1718 { "(bad)", XX, XX, XX, XX },
1719 { "(bad)", XX, XX, XX, XX },
1720 { "(bad)", XX, XX, XX, XX },
1721 { "(bad)", XX, XX, XX, XX },
1725 { "prefetch", Eb, XX, XX, XX },
1726 { "prefetchw", Eb, XX, XX, XX },
1727 { "(bad)", XX, XX, XX, XX },
1728 { "(bad)", XX, XX, XX, XX },
1729 { "(bad)", XX, XX, XX, XX },
1730 { "(bad)", XX, XX, XX, XX },
1731 { "(bad)", XX, XX, XX, XX },
1732 { "(bad)", XX, XX, XX, XX },
1736 { "xstore-rng", OP_0f07, 0, XX, XX, XX },
1737 { "xcrypt-ecb", OP_0f07, 0, XX, XX, XX },
1738 { "xcrypt-cbc", OP_0f07, 0, XX, XX, XX },
1739 { "xcrypt-ctr", OP_0f07, 0, XX, XX, XX },
1740 { "xcrypt-cfb", OP_0f07, 0, XX, XX, XX },
1741 { "xcrypt-ofb", OP_0f07, 0, XX, XX, XX },
1742 { "(bad)", OP_0f07, 0, XX, XX, XX },
1743 { "(bad)", OP_0f07, 0, XX, XX, XX },
1747 { "montmul", OP_0f07, 0, XX, XX, XX },
1748 { "xsha1", OP_0f07, 0, XX, XX, XX },
1749 { "xsha256", OP_0f07, 0, XX, XX, XX },
1750 { "(bad)", OP_0f07, 0, XX, XX, XX },
1751 { "(bad)", OP_0f07, 0, XX, XX, XX },
1752 { "(bad)", OP_0f07, 0, XX, XX, XX },
1753 { "(bad)", OP_0f07, 0, XX, XX, XX },
1754 { "(bad)", OP_0f07, 0, XX, XX, XX },
1758 static const struct dis386 prefix_user_table[][4] = {
1761 { "addps", XM, EX, XX, XX },
1762 { "addss", XM, EX, XX, XX },
1763 { "addpd", XM, EX, XX, XX },
1764 { "addsd", XM, EX, XX, XX },
1768 { "", XM, EX, OPSIMD, XX }, /* See OP_SIMD_SUFFIX. */
1769 { "", XM, EX, OPSIMD, XX },
1770 { "", XM, EX, OPSIMD, XX },
1771 { "", XM, EX, OPSIMD, XX },
1775 { "cvtpi2ps", XM, EMC, XX, XX },
1776 { "cvtsi2ssY", XM, Ev, XX, XX },
1777 { "cvtpi2pd", XM, EMC, XX, XX },
1778 { "cvtsi2sdY", XM, Ev, XX, XX },
1782 { "cvtps2pi", MXC, EX, XX, XX },
1783 { "cvtss2siY", Gv, EX, XX, XX },
1784 { "cvtpd2pi", MXC, EX, XX, XX },
1785 { "cvtsd2siY", Gv, EX, XX, XX },
1789 { "cvttps2pi", MXC, EX, XX, XX },
1790 { "cvttss2siY", Gv, EX, XX, XX },
1791 { "cvttpd2pi", MXC, EX, XX, XX },
1792 { "cvttsd2siY", Gv, EX, XX, XX },
1796 { "divps", XM, EX, XX, XX },
1797 { "divss", XM, EX, XX, XX },
1798 { "divpd", XM, EX, XX, XX },
1799 { "divsd", XM, EX, XX, XX },
1803 { "maxps", XM, EX, XX, XX },
1804 { "maxss", XM, EX, XX, XX },
1805 { "maxpd", XM, EX, XX, XX },
1806 { "maxsd", XM, EX, XX, XX },
1810 { "minps", XM, EX, XX, XX },
1811 { "minss", XM, EX, XX, XX },
1812 { "minpd", XM, EX, XX, XX },
1813 { "minsd", XM, EX, XX, XX },
1817 { "movups", XM, EX, XX, XX },
1818 { "movss", XM, EX, XX, XX },
1819 { "movupd", XM, EX, XX, XX },
1820 { "movsd", XM, EX, XX, XX },
1824 { "movups", EX, XM, XX, XX },
1825 { "movss", EX, XM, XX, XX },
1826 { "movupd", EX, XM, XX, XX },
1827 { "movsd", EX, XM, XX, XX },
1831 { "mulps", XM, EX, XX, XX },
1832 { "mulss", XM, EX, XX, XX },
1833 { "mulpd", XM, EX, XX, XX },
1834 { "mulsd", XM, EX, XX, XX },
1838 { "rcpps", XM, EX, XX, XX },
1839 { "rcpss", XM, EX, XX, XX },
1840 { "(bad)", XM, EX, XX, XX },
1841 { "(bad)", XM, EX, XX, XX },
1845 { "rsqrtps", XM, EX, XX, XX },
1846 { "rsqrtss", XM, EX, XX, XX },
1847 { "(bad)", XM, EX, XX, XX },
1848 { "(bad)", XM, EX, XX, XX },
1852 { "sqrtps", XM, EX, XX, XX },
1853 { "sqrtss", XM, EX, XX, XX },
1854 { "sqrtpd", XM, EX, XX, XX },
1855 { "sqrtsd", XM, EX, XX, XX },
1859 { "subps", XM, EX, XX, XX },
1860 { "subss", XM, EX, XX, XX },
1861 { "subpd", XM, EX, XX, XX },
1862 { "subsd", XM, EX, XX, XX },
1866 { "(bad)", XM, EX, XX, XX},
1867 { "cvtdq2pd", XM, EX, XX, XX },
1868 { "cvttpd2dq", XM, EX, XX, XX },
1869 { "cvtpd2dq", XM, EX, XX, XX },
1873 { "cvtdq2ps", XM, EX, XX, XX },
1874 { "cvttps2dq",XM, EX, XX, XX },
1875 { "cvtps2dq",XM, EX, XX, XX },
1876 { "(bad)", XM, EX, XX, XX },
1880 { "cvtps2pd", XM, EX, XX, XX },
1881 { "cvtss2sd", XM, EX, XX, XX },
1882 { "cvtpd2ps", XM, EX, XX, XX },
1883 { "cvtsd2ss", XM, EX, XX, XX },
1887 { "maskmovq", MX, MS, XX, XX },
1888 { "(bad)", XM, EX, XX, XX },
1889 { "maskmovdqu", XM, XS, XX, XX },
1890 { "(bad)", XM, EX, XX, XX },
1894 { "movq", MX, EM, XX, XX },
1895 { "movdqu", XM, EX, XX, XX },
1896 { "movdqa", XM, EX, XX, XX },
1897 { "(bad)", XM, EX, XX, XX },
1901 { "movq", EM, MX, XX, XX },
1902 { "movdqu", EX, XM, XX, XX },
1903 { "movdqa", EX, XM, XX, XX },
1904 { "(bad)", EX, XM, XX, XX },
1908 { "(bad)", EX, XM, XX, XX },
1909 { "movq2dq", XM, MS, XX, XX },
1910 { "movq", EX, XM, XX, XX },
1911 { "movdq2q", MX, XS, XX, XX },
1915 { "pshufw", MX, EM, Ib, XX },
1916 { "pshufhw", XM, EX, Ib, XX },
1917 { "pshufd", XM, EX, Ib, XX },
1918 { "pshuflw", XM, EX, Ib, XX},
1922 { "movd", Edq, MX, XX, XX },
1923 { "movq", XM, EX, XX, XX },
1924 { "movd", Edq, XM, XX, XX },
1925 { "(bad)", Ed, XM, XX, XX },
1929 { "(bad)", MX, EX, XX, XX },
1930 { "(bad)", XM, EX, XX, XX },
1931 { "punpckhqdq", XM, EX, XX, XX },
1932 { "(bad)", XM, EX, XX, XX },
1936 { "movntq", EM, MX, XX, XX },
1937 { "(bad)", EM, XM, XX, XX },
1938 { "movntdq", EM, XM, XX, XX },
1939 { "(bad)", EM, XM, XX, XX },
1943 { "(bad)", MX, EX, XX, XX },
1944 { "(bad)", XM, EX, XX, XX },
1945 { "punpcklqdq", XM, EX, XX, XX },
1946 { "(bad)", XM, EX, XX, XX },
1950 { "(bad)", MX, EX, XX, XX },
1951 { "(bad)", XM, EX, XX, XX },
1952 { "addsubpd", XM, EX, XX, XX },
1953 { "addsubps", XM, EX, XX, XX },
1957 { "(bad)", MX, EX, XX, XX },
1958 { "(bad)", XM, EX, XX, XX },
1959 { "haddpd", XM, EX, XX, XX },
1960 { "haddps", XM, EX, XX, XX },
1964 { "(bad)", MX, EX, XX, XX },
1965 { "(bad)", XM, EX, XX, XX },
1966 { "hsubpd", XM, EX, XX, XX },
1967 { "hsubps", XM, EX, XX, XX },
1971 { "movlpX", XM, EX, SIMD_Fixup, 'h', XX }, /* really only 2 operands */
1972 { "movsldup", XM, EX, XX, XX },
1973 { "movlpd", XM, EX, XX, XX },
1974 { "movddup", XM, EX, XX, XX },
1978 { "movhpX", XM, EX, SIMD_Fixup, 'l', XX },
1979 { "movshdup", XM, EX, XX, XX },
1980 { "movhpd", XM, EX, XX, XX },
1981 { "(bad)", XM, EX, XX, XX },
1985 { "(bad)", XM, EX, XX, XX },
1986 { "(bad)", XM, EX, XX, XX },
1987 { "(bad)", XM, EX, XX, XX },
1988 { "lddqu", XM, M, XX, XX },
1992 {"movntps",Ev, XM, XX, XX},
1993 {"movntss",Ev, XM, XX, XX},
1994 {"movntpd",Ev, XM, XX, XX},
1995 {"movntsd",Ev, XM, XX, XX},
2000 {"vmread", Em, Gm, XX, XX},
2001 {"(bad)", XX, XX, XX, XX},
2002 {"extrq", XS, Ib, Ib, XX},
2003 {"insertq",XM, XS, Ib, Ib},
2008 {"vmwrite", Gm, Em, XX, XX},
2009 {"(bad)", XX, XX, XX, XX},
2010 {"extrq", XM, XS, XX, XX},
2011 {"insertq", XM, XS, XX, XX},
2016 { "bsrS", Gv, Ev, XX, XX },
2017 { "lzcntS", Gv, Ev, XX, XX },
2018 { "bsrS", Gv, Ev, XX, XX },
2019 { "(bad)", XX, XX, XX, XX },
2024 { "(bad)", XX, XX, XX, XX },
2025 { "popcntS",Gv, Ev, XX, XX },
2026 { "(bad)", XX, XX, XX, XX },
2027 { "(bad)", XX, XX, XX, XX },
2031 static const struct dis386 x86_64_table[][2] = {
2033 { "arpl", Ew, Gw, XX, XX },
2034 { "movs{||lq|xd}", Gv, Ed, XX, XX },
2038 static const struct dis386 three_byte_table[][256] = {
2042 { "pshufb", MX, EM, XX, XX },
2043 { "phaddw", MX, EM, XX, XX },
2044 { "phaddd", MX, EM, XX, XX },
2045 { "phaddsw", MX, EM, XX, XX },
2046 { "pmaddubsw", MX, EM, XX, XX },
2047 { "phsubw", MX, EM, XX, XX },
2048 { "phsubd", MX, EM, XX, XX },
2049 { "phsubsw", MX, EM, XX, XX },
2051 { "psignb", MX, EM, XX, XX },
2052 { "psignw", MX, EM, XX, XX },
2053 { "psignd", MX, EM, XX, XX },
2054 { "pmulhrsw", MX, EM, XX, XX },
2055 { "(bad)", XX, XX, XX, XX },
2056 { "(bad)", XX, XX, XX, XX },
2057 { "(bad)", XX, XX, XX, XX },
2058 { "(bad)", XX, XX, XX, XX },
2060 { "(bad)", XX, XX, XX, XX },
2061 { "(bad)", XX, XX, XX, XX },
2062 { "(bad)", XX, XX, XX, XX },
2063 { "(bad)", XX, XX, XX, XX },
2064 { "(bad)", XX, XX, XX, XX },
2065 { "(bad)", XX, XX, XX, XX },
2066 { "(bad)", XX, XX, XX, XX },
2067 { "(bad)", XX, XX, XX, XX },
2069 { "(bad)", XX, XX, XX, XX },
2070 { "(bad)", XX, XX, XX, XX },
2071 { "(bad)", XX, XX, XX, XX },
2072 { "(bad)", XX, XX, XX, XX },
2073 { "pabsb", MX, EM, XX, XX },
2074 { "pabsw", MX, EM, XX, XX },
2075 { "pabsd", MX, EM, XX, XX },
2076 { "(bad)", XX, XX, XX, XX },
2078 { "(bad)", XX, XX, XX, XX },
2079 { "(bad)", XX, XX, XX, XX },
2080 { "(bad)", XX, XX, XX, XX },
2081 { "(bad)", XX, XX, XX, XX },
2082 { "(bad)", XX, XX, XX, XX },
2083 { "(bad)", XX, XX, XX, XX },
2084 { "(bad)", XX, XX, XX, XX },
2085 { "(bad)", XX, XX, XX, XX },
2087 { "(bad)", XX, XX, XX, XX },
2088 { "(bad)", XX, XX, XX, XX },
2089 { "(bad)", XX, XX, XX, XX },
2090 { "(bad)", XX, XX, XX, XX },
2091 { "(bad)", XX, XX, XX, XX },
2092 { "(bad)", XX, XX, XX, XX },
2093 { "(bad)", XX, XX, XX, XX },
2094 { "(bad)", XX, XX, XX, XX },
2096 { "(bad)", XX, XX, XX, XX },
2097 { "(bad)", XX, XX, XX, XX },
2098 { "(bad)", XX, XX, XX, XX },
2099 { "(bad)", XX, XX, XX, XX },
2100 { "(bad)", XX, XX, XX, XX },
2101 { "(bad)", XX, XX, XX, XX },
2102 { "(bad)", XX, XX, XX, XX },
2103 { "(bad)", XX, XX, XX, XX },
2105 { "(bad)", XX, XX, XX, XX },
2106 { "(bad)", XX, XX, XX, XX },
2107 { "(bad)", XX, XX, XX, XX },
2108 { "(bad)", XX, XX, XX, XX },
2109 { "(bad)", XX, XX, XX, XX },
2110 { "(bad)", XX, XX, XX, XX },
2111 { "(bad)", XX, XX, XX, XX },
2112 { "(bad)", XX, XX, XX, XX },
2114 { "(bad)", XX, XX, XX, XX },
2115 { "(bad)", XX, XX, XX, XX },
2116 { "(bad)", XX, XX, XX, XX },
2117 { "(bad)", XX, XX, XX, XX },
2118 { "(bad)", XX, XX, XX, XX },
2119 { "(bad)", XX, XX, XX, XX },
2120 { "(bad)", XX, XX, XX, XX },
2121 { "(bad)", XX, XX, XX, XX },
2123 { "(bad)", XX, XX, XX, XX },
2124 { "(bad)", XX, XX, XX, XX },
2125 { "(bad)", XX, XX, XX, XX },
2126 { "(bad)", XX, XX, XX, XX },
2127 { "(bad)", XX, XX, XX, XX },
2128 { "(bad)", XX, XX, XX, XX },
2129 { "(bad)", XX, XX, XX, XX },
2130 { "(bad)", XX, XX, XX, XX },
2132 { "(bad)", XX, XX, XX, XX },
2133 { "(bad)", XX, XX, XX, XX },
2134 { "(bad)", XX, XX, XX, XX },
2135 { "(bad)", XX, XX, XX, XX },
2136 { "(bad)", XX, XX, XX, XX },
2137 { "(bad)", XX, XX, XX, XX },
2138 { "(bad)", XX, XX, XX, XX },
2139 { "(bad)", XX, XX, XX, XX },
2141 { "(bad)", XX, XX, XX, XX },
2142 { "(bad)", XX, XX, XX, XX },
2143 { "(bad)", XX, XX, XX, XX },
2144 { "(bad)", XX, XX, XX, XX },
2145 { "(bad)", XX, XX, XX, XX },
2146 { "(bad)", XX, XX, XX, XX },
2147 { "(bad)", XX, XX, XX, XX },
2148 { "(bad)", XX, XX, XX, XX },
2150 { "(bad)", XX, XX, XX, XX },
2151 { "(bad)", XX, XX, XX, XX },
2152 { "(bad)", XX, XX, XX, XX },
2153 { "(bad)", XX, XX, XX, XX },
2154 { "(bad)", XX, XX, XX, XX },
2155 { "(bad)", XX, XX, XX, XX },
2156 { "(bad)", XX, XX, XX, XX },
2157 { "(bad)", XX, XX, XX, XX },
2159 { "(bad)", XX, XX, XX, XX },
2160 { "(bad)", XX, XX, XX, XX },
2161 { "(bad)", XX, XX, XX, XX },
2162 { "(bad)", XX, XX, XX, XX },
2163 { "(bad)", XX, XX, XX, XX },
2164 { "(bad)", XX, XX, XX, XX },
2165 { "(bad)", XX, XX, XX, XX },
2166 { "(bad)", XX, XX, XX, XX },
2168 { "(bad)", XX, XX, XX, XX },
2169 { "(bad)", XX, XX, XX, XX },
2170 { "(bad)", XX, XX, XX, XX },
2171 { "(bad)", XX, XX, XX, XX },
2172 { "(bad)", XX, XX, XX, XX },
2173 { "(bad)", XX, XX, XX, XX },
2174 { "(bad)", XX, XX, XX, XX },
2175 { "(bad)", XX, XX, XX, XX },
2177 { "(bad)", XX, XX, XX, XX },
2178 { "(bad)", XX, XX, XX, XX },
2179 { "(bad)", XX, XX, XX, XX },
2180 { "(bad)", XX, XX, XX, XX },
2181 { "(bad)", XX, XX, XX, XX },
2182 { "(bad)", XX, XX, XX, XX },
2183 { "(bad)", XX, XX, XX, XX },
2184 { "(bad)", XX, XX, XX, XX },
2186 { "(bad)", XX, XX, XX, XX },
2187 { "(bad)", XX, XX, XX, XX },
2188 { "(bad)", XX, XX, XX, XX },
2189 { "(bad)", XX, XX, XX, XX },
2190 { "(bad)", XX, XX, XX, XX },
2191 { "(bad)", XX, XX, XX, XX },
2192 { "(bad)", XX, XX, XX, XX },
2193 { "(bad)", XX, XX, XX, XX },
2195 { "(bad)", XX, XX, XX, XX },
2196 { "(bad)", XX, XX, XX, XX },
2197 { "(bad)", XX, XX, XX, XX },
2198 { "(bad)", XX, XX, XX, XX },
2199 { "(bad)", XX, XX, XX, XX },
2200 { "(bad)", XX, XX, XX, XX },
2201 { "(bad)", XX, XX, XX, XX },
2202 { "(bad)", XX, XX, XX, XX },
2204 { "(bad)", XX, XX, XX, XX },
2205 { "(bad)", XX, XX, XX, XX },
2206 { "(bad)", XX, XX, XX, XX },
2207 { "(bad)", XX, XX, XX, XX },
2208 { "(bad)", XX, XX, XX, XX },
2209 { "(bad)", XX, XX, XX, XX },
2210 { "(bad)", XX, XX, XX, XX },
2211 { "(bad)", XX, XX, XX, XX },
2213 { "(bad)", XX, XX, XX, XX },
2214 { "(bad)", XX, XX, XX, XX },
2215 { "(bad)", XX, XX, XX, XX },
2216 { "(bad)", XX, XX, XX, XX },
2217 { "(bad)", XX, XX, XX, XX },
2218 { "(bad)", XX, XX, XX, XX },
2219 { "(bad)", XX, XX, XX, XX },
2220 { "(bad)", XX, XX, XX, XX },
2222 { "(bad)", XX, XX, XX, XX },
2223 { "(bad)", XX, XX, XX, XX },
2224 { "(bad)", XX, XX, XX, XX },
2225 { "(bad)", XX, XX, XX, XX },
2226 { "(bad)", XX, XX, XX, XX },
2227 { "(bad)", XX, XX, XX, XX },
2228 { "(bad)", XX, XX, XX, XX },
2229 { "(bad)", XX, XX, XX, XX },
2231 { "(bad)", XX, XX, XX, XX },
2232 { "(bad)", XX, XX, XX, XX },
2233 { "(bad)", XX, XX, XX, XX },
2234 { "(bad)", XX, XX, XX, XX },
2235 { "(bad)", XX, XX, XX, XX },
2236 { "(bad)", XX, XX, XX, XX },
2237 { "(bad)", XX, XX, XX, XX },
2238 { "(bad)", XX, XX, XX, XX },
2240 { "(bad)", XX, XX, XX, XX },
2241 { "(bad)", XX, XX, XX, XX },
2242 { "(bad)", XX, XX, XX, XX },
2243 { "(bad)", XX, XX, XX, XX },
2244 { "(bad)", XX, XX, XX, XX },
2245 { "(bad)", XX, XX, XX, XX },
2246 { "(bad)", XX, XX, XX, XX },
2247 { "(bad)", XX, XX, XX, XX },
2249 { "(bad)", XX, XX, XX, XX },
2250 { "(bad)", XX, XX, XX, XX },
2251 { "(bad)", XX, XX, XX, XX },
2252 { "(bad)", XX, XX, XX, XX },
2253 { "(bad)", XX, XX, XX, XX },
2254 { "(bad)", XX, XX, XX, XX },
2255 { "(bad)", XX, XX, XX, XX },
2256 { "(bad)", XX, XX, XX, XX },
2258 { "(bad)", XX, XX, XX, XX },
2259 { "(bad)", XX, XX, XX, XX },
2260 { "(bad)", XX, XX, XX, XX },
2261 { "(bad)", XX, XX, XX, XX },
2262 { "(bad)", XX, XX, XX, XX },
2263 { "(bad)", XX, XX, XX, XX },
2264 { "(bad)", XX, XX, XX, XX },
2265 { "(bad)", XX, XX, XX, XX },
2267 { "(bad)", XX, XX, XX, XX },
2268 { "(bad)", XX, XX, XX, XX },
2269 { "(bad)", XX, XX, XX, XX },
2270 { "(bad)", XX, XX, XX, XX },
2271 { "(bad)", XX, XX, XX, XX },
2272 { "(bad)", XX, XX, XX, XX },
2273 { "(bad)", XX, XX, XX, XX },
2274 { "(bad)", XX, XX, XX, XX },
2276 { "(bad)", XX, XX, XX, XX },
2277 { "(bad)", XX, XX, XX, XX },
2278 { "(bad)", XX, XX, XX, XX },
2279 { "(bad)", XX, XX, XX, XX },
2280 { "(bad)", XX, XX, XX, XX },
2281 { "(bad)", XX, XX, XX, XX },
2282 { "(bad)", XX, XX, XX, XX },
2283 { "(bad)", XX, XX, XX, XX },
2285 { "(bad)", XX, XX, XX, XX },
2286 { "(bad)", XX, XX, XX, XX },
2287 { "(bad)", XX, XX, XX, XX },
2288 { "(bad)", XX, XX, XX, XX },
2289 { "(bad)", XX, XX, XX, XX },
2290 { "(bad)", XX, XX, XX, XX },
2291 { "(bad)", XX, XX, XX, XX },
2292 { "(bad)", XX, XX, XX, XX },
2294 { "(bad)", XX, XX, XX, XX },
2295 { "(bad)", XX, XX, XX, XX },
2296 { "(bad)", XX, XX, XX, XX },
2297 { "(bad)", XX, XX, XX, XX },
2298 { "(bad)", XX, XX, XX, XX },
2299 { "(bad)", XX, XX, XX, XX },
2300 { "(bad)", XX, XX, XX, XX },
2301 { "(bad)", XX, XX, XX, XX },
2303 { "(bad)", XX, XX, XX, XX },
2304 { "(bad)", XX, XX, XX, XX },
2305 { "(bad)", XX, XX, XX, XX },
2306 { "(bad)", XX, XX, XX, XX },
2307 { "(bad)", XX, XX, XX, XX },
2308 { "(bad)", XX, XX, XX, XX },
2309 { "(bad)", XX, XX, XX, XX },
2310 { "(bad)", XX, XX, XX, XX },
2312 { "(bad)", XX, XX, XX, XX },
2313 { "(bad)", XX, XX, XX, XX },
2314 { "(bad)", XX, XX, XX, XX },
2315 { "(bad)", XX, XX, XX, XX },
2316 { "(bad)", XX, XX, XX, XX },
2317 { "(bad)", XX, XX, XX, XX },
2318 { "(bad)", XX, XX, XX, XX },
2319 { "(bad)", XX, XX, XX, XX },
2321 { "(bad)", XX, XX, XX, XX },
2322 { "(bad)", XX, XX, XX, XX },
2323 { "(bad)", XX, XX, XX, XX },
2324 { "(bad)", XX, XX, XX, XX },
2325 { "(bad)", XX, XX, XX, XX },
2326 { "(bad)", XX, XX, XX, XX },
2327 { "(bad)", XX, XX, XX, XX },
2328 { "(bad)", XX, XX, XX, XX }
2333 { "(bad)", XX, XX, XX, XX },
2334 { "(bad)", XX, XX, XX, XX },
2335 { "(bad)", XX, XX, XX, XX },
2336 { "(bad)", XX, XX, XX, XX },
2337 { "(bad)", XX, XX, XX, XX },
2338 { "(bad)", XX, XX, XX, XX },
2339 { "(bad)", XX, XX, XX, XX },
2340 { "(bad)", XX, XX, XX, XX },
2342 { "(bad)", XX, XX, XX, XX },
2343 { "(bad)", XX, XX, XX, XX },
2344 { "(bad)", XX, XX, XX, XX },
2345 { "(bad)", XX, XX, XX, XX },
2346 { "(bad)", XX, XX, XX, XX },
2347 { "(bad)", XX, XX, XX, XX },
2348 { "(bad)", XX, XX, XX, XX },
2349 { "palignr", MX, EM, Ib, XX },
2351 { "(bad)", XX, XX, XX, XX },
2352 { "(bad)", XX, XX, XX, XX },
2353 { "(bad)", XX, XX, XX, XX },
2354 { "(bad)", XX, XX, XX, XX },
2355 { "(bad)", XX, XX, XX, XX },
2356 { "(bad)", XX, XX, XX, XX },
2357 { "(bad)", XX, XX, XX, XX },
2358 { "(bad)", XX, XX, XX, XX },
2360 { "(bad)", XX, XX, XX, XX },
2361 { "(bad)", XX, XX, XX, XX },
2362 { "(bad)", XX, XX, XX, XX },
2363 { "(bad)", XX, XX, XX, XX },
2364 { "(bad)", XX, XX, XX, XX },
2365 { "(bad)", XX, XX, XX, XX },
2366 { "(bad)", XX, XX, XX, XX },
2367 { "(bad)", XX, XX, XX, XX },
2369 { "(bad)", XX, XX, XX, XX },
2370 { "(bad)", XX, XX, XX, XX },
2371 { "(bad)", XX, XX, XX, XX },
2372 { "(bad)", XX, XX, XX, XX },
2373 { "(bad)", XX, XX, XX, XX },
2374 { "(bad)", XX, XX, XX, XX },
2375 { "(bad)", XX, XX, XX, XX },
2376 { "(bad)", XX, XX, XX, XX },
2378 { "(bad)", XX, XX, XX, XX },
2379 { "(bad)", XX, XX, XX, XX },
2380 { "(bad)", XX, XX, XX, XX },
2381 { "(bad)", XX, XX, XX, XX },
2382 { "(bad)", XX, XX, XX, XX },
2383 { "(bad)", XX, XX, XX, XX },
2384 { "(bad)", XX, XX, XX, XX },
2385 { "(bad)", XX, XX, XX, XX },
2387 { "(bad)", XX, XX, XX, XX },
2388 { "(bad)", XX, XX, XX, XX },
2389 { "(bad)", XX, XX, XX, XX },
2390 { "(bad)", XX, XX, XX, XX },
2391 { "(bad)", XX, XX, XX, XX },
2392 { "(bad)", XX, XX, XX, XX },
2393 { "(bad)", XX, XX, XX, XX },
2394 { "(bad)", XX, XX, XX, XX },
2396 { "(bad)", XX, XX, XX, XX },
2397 { "(bad)", XX, XX, XX, XX },
2398 { "(bad)", XX, XX, XX, XX },
2399 { "(bad)", XX, XX, XX, XX },
2400 { "(bad)", XX, XX, XX, XX },
2401 { "(bad)", XX, XX, XX, XX },
2402 { "(bad)", XX, XX, XX, XX },
2403 { "(bad)", XX, XX, XX, XX },
2405 { "(bad)", XX, XX, XX, XX },
2406 { "(bad)", XX, XX, XX, XX },
2407 { "(bad)", XX, XX, XX, XX },
2408 { "(bad)", XX, XX, XX, XX },
2409 { "(bad)", XX, XX, XX, XX },
2410 { "(bad)", XX, XX, XX, XX },
2411 { "(bad)", XX, XX, XX, XX },
2412 { "(bad)", XX, XX, XX, XX },
2414 { "(bad)", XX, XX, XX, XX },
2415 { "(bad)", XX, XX, XX, XX },
2416 { "(bad)", XX, XX, XX, XX },
2417 { "(bad)", XX, XX, XX, XX },
2418 { "(bad)", XX, XX, XX, XX },
2419 { "(bad)", XX, XX, XX, XX },
2420 { "(bad)", XX, XX, XX, XX },
2421 { "(bad)", XX, XX, XX, XX },
2423 { "(bad)", XX, XX, XX, XX },
2424 { "(bad)", XX, XX, XX, XX },
2425 { "(bad)", XX, XX, XX, XX },
2426 { "(bad)", XX, XX, XX, XX },
2427 { "(bad)", XX, XX, XX, XX },
2428 { "(bad)", XX, XX, XX, XX },
2429 { "(bad)", XX, XX, XX, XX },
2430 { "(bad)", XX, XX, XX, XX },
2432 { "(bad)", XX, XX, XX, XX },
2433 { "(bad)", XX, XX, XX, XX },
2434 { "(bad)", XX, XX, XX, XX },
2435 { "(bad)", XX, XX, XX, XX },
2436 { "(bad)", XX, XX, XX, XX },
2437 { "(bad)", XX, XX, XX, XX },
2438 { "(bad)", XX, XX, XX, XX },
2439 { "(bad)", XX, XX, XX, XX },
2441 { "(bad)", XX, XX, XX, XX },
2442 { "(bad)", XX, XX, XX, XX },
2443 { "(bad)", XX, XX, XX, XX },
2444 { "(bad)", XX, XX, XX, XX },
2445 { "(bad)", XX, XX, XX, XX },
2446 { "(bad)", XX, XX, XX, XX },
2447 { "(bad)", XX, XX, XX, XX },
2448 { "(bad)", XX, XX, XX, XX },
2450 { "(bad)", XX, XX, XX, XX },
2451 { "(bad)", XX, XX, XX, XX },
2452 { "(bad)", XX, XX, XX, XX },
2453 { "(bad)", XX, XX, XX, XX },
2454 { "(bad)", XX, XX, XX, XX },
2455 { "(bad)", XX, XX, XX, XX },
2456 { "(bad)", XX, XX, XX, XX },
2457 { "(bad)", XX, XX, XX, XX },
2459 { "(bad)", XX, XX, XX, XX },
2460 { "(bad)", XX, XX, XX, XX },
2461 { "(bad)", XX, XX, XX, XX },
2462 { "(bad)", XX, XX, XX, XX },
2463 { "(bad)", XX, XX, XX, XX },
2464 { "(bad)", XX, XX, XX, XX },
2465 { "(bad)", XX, XX, XX, XX },
2466 { "(bad)", XX, XX, XX, XX },
2468 { "(bad)", XX, XX, XX, XX },
2469 { "(bad)", XX, XX, XX, XX },
2470 { "(bad)", XX, XX, XX, XX },
2471 { "(bad)", XX, XX, XX, XX },
2472 { "(bad)", XX, XX, XX, XX },
2473 { "(bad)", XX, XX, XX, XX },
2474 { "(bad)", XX, XX, XX, XX },
2475 { "(bad)", XX, XX, XX, XX },
2477 { "(bad)", XX, XX, XX, XX },
2478 { "(bad)", XX, XX, XX, XX },
2479 { "(bad)", XX, XX, XX, XX },
2480 { "(bad)", XX, XX, XX, XX },
2481 { "(bad)", XX, XX, XX, XX },
2482 { "(bad)", XX, XX, XX, XX },
2483 { "(bad)", XX, XX, XX, XX },
2484 { "(bad)", XX, XX, XX, XX },
2486 { "(bad)", XX, XX, XX, XX },
2487 { "(bad)", XX, XX, XX, XX },
2488 { "(bad)", XX, XX, XX, XX },
2489 { "(bad)", XX, XX, XX, XX },
2490 { "(bad)", XX, XX, XX, XX },
2491 { "(bad)", XX, XX, XX, XX },
2492 { "(bad)", XX, XX, XX, XX },
2493 { "(bad)", XX, XX, XX, XX },
2495 { "(bad)", XX, XX, XX, XX },
2496 { "(bad)", XX, XX, XX, XX },
2497 { "(bad)", XX, XX, XX, XX },
2498 { "(bad)", XX, XX, XX, XX },
2499 { "(bad)", XX, XX, XX, XX },
2500 { "(bad)", XX, XX, XX, XX },
2501 { "(bad)", XX, XX, XX, XX },
2502 { "(bad)", XX, XX, XX, XX },
2504 { "(bad)", XX, XX, XX, XX },
2505 { "(bad)", XX, XX, XX, XX },
2506 { "(bad)", XX, XX, XX, XX },
2507 { "(bad)", XX, XX, XX, XX },
2508 { "(bad)", XX, XX, XX, XX },
2509 { "(bad)", XX, XX, XX, XX },
2510 { "(bad)", XX, XX, XX, XX },
2511 { "(bad)", XX, XX, XX, XX },
2513 { "(bad)", XX, XX, XX, XX },
2514 { "(bad)", XX, XX, XX, XX },
2515 { "(bad)", XX, XX, XX, XX },
2516 { "(bad)", XX, XX, XX, XX },
2517 { "(bad)", XX, XX, XX, XX },
2518 { "(bad)", XX, XX, XX, XX },
2519 { "(bad)", XX, XX, XX, XX },
2520 { "(bad)", XX, XX, XX, XX },
2522 { "(bad)", XX, XX, XX, XX },
2523 { "(bad)", XX, XX, XX, XX },
2524 { "(bad)", XX, XX, XX, XX },
2525 { "(bad)", XX, XX, XX, XX },
2526 { "(bad)", XX, XX, XX, XX },
2527 { "(bad)", XX, XX, XX, XX },
2528 { "(bad)", XX, XX, XX, XX },
2529 { "(bad)", XX, XX, XX, XX },
2531 { "(bad)", XX, XX, XX, XX },
2532 { "(bad)", XX, XX, XX, XX },
2533 { "(bad)", XX, XX, XX, XX },
2534 { "(bad)", XX, XX, XX, XX },
2535 { "(bad)", XX, XX, XX, XX },
2536 { "(bad)", XX, XX, XX, XX },
2537 { "(bad)", XX, XX, XX, XX },
2538 { "(bad)", XX, XX, XX, XX },
2540 { "(bad)", XX, XX, XX, XX },
2541 { "(bad)", XX, XX, XX, XX },
2542 { "(bad)", XX, XX, XX, XX },
2543 { "(bad)", XX, XX, XX, XX },
2544 { "(bad)", XX, XX, XX, XX },
2545 { "(bad)", XX, XX, XX, XX },
2546 { "(bad)", XX, XX, XX, XX },
2547 { "(bad)", XX, XX, XX, XX },
2549 { "(bad)", XX, XX, XX, XX },
2550 { "(bad)", XX, XX, XX, XX },
2551 { "(bad)", XX, XX, XX, XX },
2552 { "(bad)", XX, XX, XX, XX },
2553 { "(bad)", XX, XX, XX, XX },
2554 { "(bad)", XX, XX, XX, XX },
2555 { "(bad)", XX, XX, XX, XX },
2556 { "(bad)", XX, XX, XX, XX },
2558 { "(bad)", XX, XX, XX, XX },
2559 { "(bad)", XX, XX, XX, XX },
2560 { "(bad)", XX, XX, XX, XX },
2561 { "(bad)", XX, XX, XX, XX },
2562 { "(bad)", XX, XX, XX, XX },
2563 { "(bad)", XX, XX, XX, XX },
2564 { "(bad)", XX, XX, XX, XX },
2565 { "(bad)", XX, XX, XX, XX },
2567 { "(bad)", XX, XX, XX, XX },
2568 { "(bad)", XX, XX, XX, XX },
2569 { "(bad)", XX, XX, XX, XX },
2570 { "(bad)", XX, XX, XX, XX },
2571 { "(bad)", XX, XX, XX, XX },
2572 { "(bad)", XX, XX, XX, XX },
2573 { "(bad)", XX, XX, XX, XX },
2574 { "(bad)", XX, XX, XX, XX },
2576 { "(bad)", XX, XX, XX, XX },
2577 { "(bad)", XX, XX, XX, XX },
2578 { "(bad)", XX, XX, XX, XX },
2579 { "(bad)", XX, XX, XX, XX },
2580 { "(bad)", XX, XX, XX, XX },
2581 { "(bad)", XX, XX, XX, XX },
2582 { "(bad)", XX, XX, XX, XX },
2583 { "(bad)", XX, XX, XX, XX },
2585 { "(bad)", XX, XX, XX, XX },
2586 { "(bad)", XX, XX, XX, XX },
2587 { "(bad)", XX, XX, XX, XX },
2588 { "(bad)", XX, XX, XX, XX },
2589 { "(bad)", XX, XX, XX, XX },
2590 { "(bad)", XX, XX, XX, XX },
2591 { "(bad)", XX, XX, XX, XX },
2592 { "(bad)", XX, XX, XX, XX },
2594 { "(bad)", XX, XX, XX, XX },
2595 { "(bad)", XX, XX, XX, XX },
2596 { "(bad)", XX, XX, XX, XX },
2597 { "(bad)", XX, XX, XX, XX },
2598 { "(bad)", XX, XX, XX, XX },
2599 { "(bad)", XX, XX, XX, XX },
2600 { "(bad)", XX, XX, XX, XX },
2601 { "(bad)", XX, XX, XX, XX },
2603 { "(bad)", XX, XX, XX, XX },
2604 { "(bad)", XX, XX, XX, XX },
2605 { "(bad)", XX, XX, XX, XX },
2606 { "(bad)", XX, XX, XX, XX },
2607 { "(bad)", XX, XX, XX, XX },
2608 { "(bad)", XX, XX, XX, XX },
2609 { "(bad)", XX, XX, XX, XX },
2610 { "(bad)", XX, XX, XX, XX },
2612 { "(bad)", XX, XX, XX, XX },
2613 { "(bad)", XX, XX, XX, XX },
2614 { "(bad)", XX, XX, XX, XX },
2615 { "(bad)", XX, XX, XX, XX },
2616 { "(bad)", XX, XX, XX, XX },
2617 { "(bad)", XX, XX, XX, XX },
2618 { "(bad)", XX, XX, XX, XX },
2619 { "(bad)", XX, XX, XX, XX }
2623 #define INTERNAL_DISASSEMBLER_ERROR _("<internal disassembler error>")
2635 FETCH_DATA (the_info, codep + 1);
2639 /* REX prefixes family. */
2656 if (address_mode == mode_64bit)
2662 prefixes |= PREFIX_REPZ;
2665 prefixes |= PREFIX_REPNZ;
2668 prefixes |= PREFIX_LOCK;
2671 prefixes |= PREFIX_CS;
2674 prefixes |= PREFIX_SS;
2677 prefixes |= PREFIX_DS;
2680 prefixes |= PREFIX_ES;
2683 prefixes |= PREFIX_FS;
2686 prefixes |= PREFIX_GS;
2689 prefixes |= PREFIX_DATA;
2692 prefixes |= PREFIX_ADDR;
2695 /* fwait is really an instruction. If there are prefixes
2696 before the fwait, they belong to the fwait, *not* to the
2697 following instruction. */
2698 if (prefixes || rex)
2700 prefixes |= PREFIX_FWAIT;
2704 prefixes = PREFIX_FWAIT;
2709 /* Rex is ignored when followed by another prefix. */
2720 /* Return the name of the prefix byte PREF, or NULL if PREF is not a
2724 prefix_name (int pref, int sizeflag)
2728 /* REX prefixes family. */
2780 return (sizeflag & DFLAG) ? "data16" : "data32";
2782 if (address_mode == mode_64bit)
2783 return (sizeflag & AFLAG) ? "addr32" : "addr64";
2785 return (sizeflag & AFLAG) ? "addr16" : "addr32";
2793 static char op1out[100], op2out[100], op3out[100], op4out[100];
2794 static int op_ad, op_index[4];
2795 static int two_source_ops;
2796 static bfd_vma op_address[4];
2797 static bfd_vma op_riprel[4];
2798 static bfd_vma start_pc;
2801 * On the 386's of 1988, the maximum length of an instruction is 15 bytes.
2802 * (see topic "Redundant prefixes" in the "Differences from 8086"
2803 * section of the "Virtual 8086 Mode" chapter.)
2804 * 'pc' should be the address of this instruction, it will
2805 * be used to print the target address if this is a relative jump or call
2806 * The function returns the length of this instruction in bytes.
2809 static char intel_syntax;
2810 static char open_char;
2811 static char close_char;
2812 static char separator_char;
2813 static char scale_char;
2815 /* Here for backwards compatibility. When gdb stops using
2816 print_insn_i386_att and print_insn_i386_intel these functions can
2817 disappear, and print_insn_i386 be merged into print_insn. */
2819 print_insn_i386_att (bfd_vma pc, disassemble_info *info)
2823 return print_insn (pc, info);
2827 print_insn_i386_intel (bfd_vma pc, disassemble_info *info)
2831 return print_insn (pc, info);
2835 print_insn_i386 (bfd_vma pc, disassemble_info *info)
2839 return print_insn (pc, info);
2843 print_insn (bfd_vma pc, disassemble_info *info)
2845 const struct dis386 *dp;
2847 char *first, *second, *third, *fourth;
2849 unsigned char uses_DATA_prefix, uses_LOCK_prefix;
2850 unsigned char uses_REPNZ_prefix, uses_REPZ_prefix;
2853 struct dis_private priv;
2856 if (info->mach == bfd_mach_x86_64_intel_syntax
2857 || info->mach == bfd_mach_x86_64)
2858 address_mode = mode_64bit;
2860 address_mode = mode_32bit;
2862 if (intel_syntax == (char) -1)
2863 intel_syntax = (info->mach == bfd_mach_i386_i386_intel_syntax
2864 || info->mach == bfd_mach_x86_64_intel_syntax);
2866 if (info->mach == bfd_mach_i386_i386
2867 || info->mach == bfd_mach_x86_64
2868 || info->mach == bfd_mach_i386_i386_intel_syntax
2869 || info->mach == bfd_mach_x86_64_intel_syntax)
2870 priv.orig_sizeflag = AFLAG | DFLAG;
2871 else if (info->mach == bfd_mach_i386_i8086)
2872 priv.orig_sizeflag = 0;
2876 for (p = info->disassembler_options; p != NULL; )
2878 if (CONST_STRNEQ (p, "x86-64"))
2880 address_mode = mode_64bit;
2881 priv.orig_sizeflag = AFLAG | DFLAG;
2883 else if (CONST_STRNEQ (p, "i386"))
2885 address_mode = mode_32bit;
2886 priv.orig_sizeflag = AFLAG | DFLAG;
2888 else if (CONST_STRNEQ (p, "i8086"))
2890 address_mode = mode_16bit;
2891 priv.orig_sizeflag = 0;
2893 else if (CONST_STRNEQ (p, "intel"))
2897 else if (CONST_STRNEQ (p, "att"))
2901 else if (CONST_STRNEQ (p, "addr"))
2903 if (p[4] == '1' && p[5] == '6')
2904 priv.orig_sizeflag &= ~AFLAG;
2905 else if (p[4] == '3' && p[5] == '2')
2906 priv.orig_sizeflag |= AFLAG;
2908 else if (CONST_STRNEQ (p, "data"))
2910 if (p[4] == '1' && p[5] == '6')
2911 priv.orig_sizeflag &= ~DFLAG;
2912 else if (p[4] == '3' && p[5] == '2')
2913 priv.orig_sizeflag |= DFLAG;
2915 else if (CONST_STRNEQ (p, "suffix"))
2916 priv.orig_sizeflag |= SUFFIX_ALWAYS;
2918 p = strchr (p, ',');
2925 names64 = intel_names64;
2926 names32 = intel_names32;
2927 names16 = intel_names16;
2928 names8 = intel_names8;
2929 names8rex = intel_names8rex;
2930 names_seg = intel_names_seg;
2931 index16 = intel_index16;
2934 separator_char = '+';
2939 names64 = att_names64;
2940 names32 = att_names32;
2941 names16 = att_names16;
2942 names8 = att_names8;
2943 names8rex = att_names8rex;
2944 names_seg = att_names_seg;
2945 index16 = att_index16;
2948 separator_char = ',';
2952 /* The output looks better if we put 7 bytes on a line, since that
2953 puts most long word instructions on a single line. */
2954 info->bytes_per_line = 7;
2956 info->private_data = &priv;
2957 priv.max_fetched = priv.the_buffer;
2958 priv.insn_start = pc;
2966 op_index[0] = op_index[1] = op_index[2] = op_index[3] = -1;
2970 start_codep = priv.the_buffer;
2971 codep = priv.the_buffer;
2973 if (setjmp (priv.bailout) != 0)
2977 /* Getting here means we tried for data but didn't get it. That
2978 means we have an incomplete instruction of some sort. Just
2979 print the first byte as a prefix or a .byte pseudo-op. */
2980 if (codep > priv.the_buffer)
2982 name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag);
2984 (*info->fprintf_func) (info->stream, "%s", name);
2987 /* Just print the first byte as a .byte instruction. */
2988 (*info->fprintf_func) (info->stream, ".byte 0x%x",
2989 (unsigned int) priv.the_buffer[0]);
3002 sizeflag = priv.orig_sizeflag;
3004 FETCH_DATA (info, codep + 1);
3005 two_source_ops = (*codep == 0x62) || (*codep == 0xc8);
3007 if (((prefixes & PREFIX_FWAIT)
3008 && ((*codep < 0xd8) || (*codep > 0xdf)))
3009 || (rex && rex_used))
3013 /* fwait not followed by floating point instruction, or rex followed
3014 by other prefixes. Print the first prefix. */
3015 name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag);
3017 name = INTERNAL_DISASSEMBLER_ERROR;
3018 (*info->fprintf_func) (info->stream, "%s", name);
3025 unsigned char threebyte;
3026 FETCH_DATA (info, codep + 2);
3027 threebyte = *++codep;
3028 dp = &dis386_twobyte[threebyte];
3029 need_modrm = twobyte_has_modrm[*codep];
3030 uses_DATA_prefix = twobyte_uses_DATA_prefix[*codep];
3031 uses_REPNZ_prefix = twobyte_uses_REPNZ_prefix[*codep];
3032 uses_REPZ_prefix = twobyte_uses_REPZ_prefix[*codep];
3033 uses_LOCK_prefix = (*codep & ~0x02) == 0x20;
3035 if (dp->name == NULL && dp->bytemode1 == IS_3BYTE_OPCODE)
3037 FETCH_DATA (info, codep + 2);
3042 uses_DATA_prefix = threebyte_0x38_uses_DATA_prefix[op];
3043 uses_REPNZ_prefix = threebyte_0x38_uses_REPNZ_prefix[op];
3044 uses_REPZ_prefix = threebyte_0x38_uses_REPZ_prefix[op];
3047 uses_DATA_prefix = threebyte_0x3a_uses_DATA_prefix[op];
3048 uses_REPNZ_prefix = threebyte_0x3a_uses_REPNZ_prefix[op];
3049 uses_REPZ_prefix = threebyte_0x3a_uses_REPZ_prefix[op];
3058 dp = &dis386[*codep];
3059 need_modrm = onebyte_has_modrm[*codep];
3060 uses_DATA_prefix = 0;
3061 uses_REPNZ_prefix = 0;
3062 uses_REPZ_prefix = 0;
3063 uses_LOCK_prefix = 0;
3067 if (!uses_REPZ_prefix && (prefixes & PREFIX_REPZ))
3070 used_prefixes |= PREFIX_REPZ;
3072 if (!uses_REPNZ_prefix && (prefixes & PREFIX_REPNZ))
3075 used_prefixes |= PREFIX_REPNZ;
3078 if (!uses_LOCK_prefix && (prefixes & PREFIX_LOCK))
3081 used_prefixes |= PREFIX_LOCK;
3084 if (prefixes & PREFIX_ADDR)
3087 if (dp->bytemode3 != loop_jcxz_mode || intel_syntax)
3089 if ((sizeflag & AFLAG) || address_mode == mode_64bit)
3090 oappend ("addr32 ");
3092 oappend ("addr16 ");
3093 used_prefixes |= PREFIX_ADDR;
3097 if (!uses_DATA_prefix && (prefixes & PREFIX_DATA))
3100 if (dp->bytemode3 == cond_jump_mode
3101 && dp->bytemode1 == v_mode
3104 if (sizeflag & DFLAG)
3105 oappend ("data32 ");
3107 oappend ("data16 ");
3108 used_prefixes |= PREFIX_DATA;
3112 if (dp->name == NULL && dp->bytemode1 == IS_3BYTE_OPCODE)
3114 dp = &three_byte_table[dp->bytemode2][op];
3115 mod = (*codep >> 6) & 3;
3116 reg = (*codep >> 3) & 7;
3119 else if (need_modrm)
3121 FETCH_DATA (info, codep + 1);
3122 mod = (*codep >> 6) & 3;
3123 reg = (*codep >> 3) & 7;
3127 if (dp->name == NULL && dp->bytemode1 == FLOATCODE)
3134 if (dp->name == NULL)
3136 switch (dp->bytemode1)
3139 dp = &grps[dp->bytemode2][reg];
3142 case USE_PREFIX_USER_TABLE:
3144 used_prefixes |= (prefixes & PREFIX_REPZ);
3145 if (prefixes & PREFIX_REPZ)
3149 /* We should check PREFIX_REPNZ and PREFIX_REPZ
3150 before PREFIX_DATA. */
3151 used_prefixes |= (prefixes & PREFIX_REPNZ);
3152 if (prefixes & PREFIX_REPNZ)
3156 used_prefixes |= (prefixes & PREFIX_DATA);
3157 if (prefixes & PREFIX_DATA)
3161 dp = &prefix_user_table[dp->bytemode2][index];
3164 case X86_64_SPECIAL:
3165 index = address_mode == mode_64bit ? 1 : 0;
3166 dp = &x86_64_table[dp->bytemode2][index];
3170 oappend (INTERNAL_DISASSEMBLER_ERROR);
3175 if (putop (dp->name, sizeflag) == 0)
3180 (*dp->op1) (dp->bytemode1, sizeflag);
3185 (*dp->op2) (dp->bytemode2, sizeflag);
3190 (*dp->op3) (dp->bytemode3, sizeflag);
3195 (*dp->op4) (dp->bytemode4, sizeflag);
3199 /* See if any prefixes were not used. If so, print the first one
3200 separately. If we don't do this, we'll wind up printing an
3201 instruction stream which does not precisely correspond to the
3202 bytes we are disassembling. */
3203 if ((prefixes & ~used_prefixes) != 0)
3207 name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag);
3209 name = INTERNAL_DISASSEMBLER_ERROR;
3210 (*info->fprintf_func) (info->stream, "%s", name);
3213 if (rex & ~rex_used)
3216 name = prefix_name (rex | 0x40, priv.orig_sizeflag);
3218 name = INTERNAL_DISASSEMBLER_ERROR;
3219 (*info->fprintf_func) (info->stream, "%s ", name);
3222 obufp = obuf + strlen (obuf);
3223 for (i = strlen (obuf); i < 6; i++)
3226 (*info->fprintf_func) (info->stream, "%s", obuf);
3228 /* The enter and bound instructions are printed with operands in the same
3229 order as the intel book; everything else is printed in reverse order. */
3230 if (intel_syntax || two_source_ops)
3236 op_ad = op_index[0];
3237 op_index[0] = op_index[3];
3238 op_index[3] = op_ad;
3239 op_ad = op_index[1];
3240 op_index[1] = op_index[2];
3241 op_index[2] = op_ad;
3254 if (op_index[0] != -1 && !op_riprel[0])
3255 (*info->print_address_func) ((bfd_vma) op_address[op_index[0]], info);
3257 (*info->fprintf_func) (info->stream, "%s", first);
3264 (*info->fprintf_func) (info->stream, ",");
3265 if (op_index[1] != -1 && !op_riprel[1])
3266 (*info->print_address_func) ((bfd_vma) op_address[op_index[1]], info);
3268 (*info->fprintf_func) (info->stream, "%s", second);
3275 (*info->fprintf_func) (info->stream, ",");
3276 if (op_index[2] != -1 && !op_riprel[2])
3277 (*info->print_address_func) ((bfd_vma) op_address[op_index[2]], info);
3279 (*info->fprintf_func) (info->stream, "%s", third);
3286 (*info->fprintf_func) (info->stream, ",");
3287 if (op_index[3] != -1 && !op_riprel[3])
3288 (*info->print_address_func) ((bfd_vma) op_address[op_index[3]], info);
3290 (*info->fprintf_func) (info->stream, "%s", fourth);
3293 for (i = 0; i < 4; i++)
3294 if (op_index[i] != -1 && op_riprel[i])
3296 (*info->fprintf_func) (info->stream, " # ");
3297 (*info->print_address_func) ((bfd_vma) (start_pc + codep - start_codep
3298 + op_address[op_index[i]]), info);
3300 return codep - priv.the_buffer;
3303 static const char *float_mem[] = {
3378 static const unsigned char float_mem_mode[] = {
3454 #define STi OP_STi, 0
3456 #define FGRPd9_2 NULL, NULL, 0, NULL, 0, NULL, 0, NULL, 0
3457 #define FGRPd9_4 NULL, NULL, 1, NULL, 0, NULL, 0, NULL, 0
3458 #define FGRPd9_5 NULL, NULL, 2, NULL, 0, NULL, 0, NULL, 0
3459 #define FGRPd9_6 NULL, NULL, 3, NULL, 0, NULL, 0, NULL, 0
3460 #define FGRPd9_7 NULL, NULL, 4, NULL, 0, NULL, 0, NULL, 0
3461 #define FGRPda_5 NULL, NULL, 5, NULL, 0, NULL, 0, NULL, 0
3462 #define FGRPdb_4 NULL, NULL, 6, NULL, 0, NULL, 0, NULL, 0
3463 #define FGRPde_3 NULL, NULL, 7, NULL, 0, NULL, 0, NULL, 0
3464 #define FGRPdf_4 NULL, NULL, 8, NULL, 0, NULL, 0, NULL, 0
3466 static const struct dis386 float_reg[][8] = {
3469 { "fadd", ST, STi, XX, XX },
3470 { "fmul", ST, STi, XX, XX },
3471 { "fcom", STi, XX, XX, XX },
3472 { "fcomp", STi, XX, XX, XX },
3473 { "fsub", ST, STi, XX, XX },
3474 { "fsubr", ST, STi, XX, XX },
3475 { "fdiv", ST, STi, XX, XX },
3476 { "fdivr", ST, STi, XX, XX },
3480 { "fld", STi, XX, XX, XX },
3481 { "fxch", STi, XX, XX, XX },
3483 { "(bad)", XX, XX, XX, XX },
3491 { "fcmovb", ST, STi, XX, XX },
3492 { "fcmove", ST, STi, XX, XX },
3493 { "fcmovbe",ST, STi, XX, XX },
3494 { "fcmovu", ST, STi, XX, XX },
3495 { "(bad)", XX, XX, XX, XX },
3497 { "(bad)", XX, XX, XX, XX },
3498 { "(bad)", XX, XX, XX, XX },
3502 { "fcmovnb",ST, STi, XX, XX },
3503 { "fcmovne",ST, STi, XX, XX },
3504 { "fcmovnbe",ST, STi, XX, XX },
3505 { "fcmovnu",ST, STi, XX, XX },
3507 { "fucomi", ST, STi, XX, XX },
3508 { "fcomi", ST, STi, XX, XX },
3509 { "(bad)", XX, XX, XX, XX },
3513 { "fadd", STi, ST, XX, XX },
3514 { "fmul", STi, ST, XX, XX },
3515 { "(bad)", XX, XX, XX, XX },
3516 { "(bad)", XX, XX, XX, XX },
3518 { "fsub", STi, ST, XX, XX },
3519 { "fsubr", STi, ST, XX, XX },
3520 { "fdiv", STi, ST, XX, XX },
3521 { "fdivr", STi, ST, XX, XX },
3523 { "fsubr", STi, ST, XX, XX },
3524 { "fsub", STi, ST, XX, XX },
3525 { "fdivr", STi, ST, XX, XX },
3526 { "fdiv", STi, ST, XX, XX },
3531 { "ffree", STi, XX, XX, XX },
3532 { "(bad)", XX, XX, XX, XX },
3533 { "fst", STi, XX, XX, XX },
3534 { "fstp", STi, XX, XX, XX },
3535 { "fucom", STi, XX, XX, XX },
3536 { "fucomp", STi, XX, XX, XX },
3537 { "(bad)", XX, XX, XX, XX },
3538 { "(bad)", XX, XX, XX, XX },
3542 { "faddp", STi, ST, XX, XX },
3543 { "fmulp", STi, ST, XX, XX },
3544 { "(bad)", XX, XX, XX, XX },
3547 { "fsubp", STi, ST, XX, XX },
3548 { "fsubrp", STi, ST, XX, XX },
3549 { "fdivp", STi, ST, XX, XX },
3550 { "fdivrp", STi, ST, XX, XX },
3552 { "fsubrp", STi, ST, XX, XX },
3553 { "fsubp", STi, ST, XX, XX },
3554 { "fdivrp", STi, ST, XX, XX },
3555 { "fdivp", STi, ST, XX, XX },
3560 { "ffreep", STi, XX, XX, XX },
3561 { "(bad)", XX, XX, XX, XX },
3562 { "(bad)", XX, XX, XX, XX },
3563 { "(bad)", XX, XX, XX, XX },
3565 { "fucomip",ST, STi, XX, XX },
3566 { "fcomip", ST, STi, XX, XX },
3567 { "(bad)", XX, XX, XX, XX },
3571 static char *fgrps[][8] = {
3574 "fnop","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3579 "fchs","fabs","(bad)","(bad)","ftst","fxam","(bad)","(bad)",
3584 "fld1","fldl2t","fldl2e","fldpi","fldlg2","fldln2","fldz","(bad)",
3589 "f2xm1","fyl2x","fptan","fpatan","fxtract","fprem1","fdecstp","fincstp",
3594 "fprem","fyl2xp1","fsqrt","fsincos","frndint","fscale","fsin","fcos",
3599 "(bad)","fucompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3604 "feni(287 only)","fdisi(287 only)","fNclex","fNinit",
3605 "fNsetpm(287 only)","(bad)","(bad)","(bad)",
3610 "(bad)","fcompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3615 "fNstsw","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3620 dofloat (int sizeflag)
3622 const struct dis386 *dp;
3623 unsigned char floatop;
3625 floatop = codep[-1];
3629 int fp_indx = (floatop - 0xd8) * 8 + reg;
3631 putop (float_mem[fp_indx], sizeflag);
3634 OP_E (float_mem_mode[fp_indx], sizeflag);
3637 /* Skip mod/rm byte. */
3641 dp = &float_reg[floatop - 0xd8][reg];
3642 if (dp->name == NULL)
3644 putop (fgrps[dp->bytemode1][rm], sizeflag);
3646 /* Instruction fnstsw is only one with strange arg. */
3647 if (floatop == 0xdf && codep[-1] == 0xe0)
3648 strcpy (op1out, names16[0]);
3652 putop (dp->name, sizeflag);
3657 (*dp->op1) (dp->bytemode1, sizeflag);
3662 (*dp->op2) (dp->bytemode2, sizeflag);
3667 OP_ST (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
3669 oappend ("%st" + intel_syntax);
3673 OP_STi (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
3675 sprintf (scratchbuf, "%%st(%d)", rm);
3676 oappend (scratchbuf + intel_syntax);
3679 /* Capital letters in template are macros. */
3681 putop (const char *template, int sizeflag)
3686 for (p = template; *p; p++)
3697 if (address_mode == mode_64bit)
3705 /* Alternative not valid. */
3706 strcpy (obuf, "(bad)");
3710 else if (*p == '\0')
3731 if (mod != 3 || (sizeflag & SUFFIX_ALWAYS))
3737 if (sizeflag & SUFFIX_ALWAYS)
3741 if (intel_syntax && !alt)
3743 if ((prefixes & PREFIX_DATA) || (sizeflag & SUFFIX_ALWAYS))
3745 if (sizeflag & DFLAG)
3746 *obufp++ = intel_syntax ? 'd' : 'l';
3748 *obufp++ = intel_syntax ? 'w' : 's';
3749 used_prefixes |= (prefixes & PREFIX_DATA);
3753 if (intel_syntax || !(sizeflag & SUFFIX_ALWAYS))
3755 USED_REX (REX_MODE64);
3758 if (rex & REX_MODE64)
3760 else if (sizeflag & DFLAG)
3761 *obufp++ = intel_syntax ? 'd' : 'l';
3764 used_prefixes |= (prefixes & PREFIX_DATA);
3769 case 'E': /* For jcxz/jecxz */
3770 if (address_mode == mode_64bit)
3772 if (sizeflag & AFLAG)
3778 if (sizeflag & AFLAG)
3780 used_prefixes |= (prefixes & PREFIX_ADDR);
3785 if ((prefixes & PREFIX_ADDR) || (sizeflag & SUFFIX_ALWAYS))
3787 if (sizeflag & AFLAG)
3788 *obufp++ = address_mode == mode_64bit ? 'q' : 'l';
3790 *obufp++ = address_mode == mode_64bit ? 'l' : 'w';
3791 used_prefixes |= (prefixes & PREFIX_ADDR);
3795 if (intel_syntax || (obufp[-1] != 's' && !(sizeflag & SUFFIX_ALWAYS)))
3797 if ((rex & REX_MODE64) || (sizeflag & DFLAG))
3801 if (!(rex & REX_MODE64))
3802 used_prefixes |= (prefixes & PREFIX_DATA);
3807 if ((prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_CS
3808 || (prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_DS)
3810 used_prefixes |= prefixes & (PREFIX_CS | PREFIX_DS);
3813 if (prefixes & PREFIX_DS)
3827 if (address_mode == mode_64bit && (sizeflag & SUFFIX_ALWAYS))
3836 if (sizeflag & SUFFIX_ALWAYS)
3840 if ((prefixes & PREFIX_FWAIT) == 0)
3843 used_prefixes |= PREFIX_FWAIT;
3846 USED_REX (REX_MODE64);
3847 if (rex & REX_MODE64)
3849 else if (intel_syntax && (sizeflag & DFLAG))
3853 if (!(rex & REX_MODE64))
3854 used_prefixes |= (prefixes & PREFIX_DATA);
3859 if (address_mode == mode_64bit && (sizeflag & DFLAG))
3868 if ((prefixes & PREFIX_DATA)
3869 || (rex & REX_MODE64)
3870 || (sizeflag & SUFFIX_ALWAYS))
3872 USED_REX (REX_MODE64);
3873 if (rex & REX_MODE64)
3877 if (sizeflag & DFLAG)
3882 used_prefixes |= (prefixes & PREFIX_DATA);
3888 if (address_mode == mode_64bit && (sizeflag & DFLAG))
3890 if (mod != 3 || (sizeflag & SUFFIX_ALWAYS))
3896 if (intel_syntax && !alt)
3898 USED_REX (REX_MODE64);
3899 if (mod != 3 || (sizeflag & SUFFIX_ALWAYS))
3901 if (rex & REX_MODE64)
3905 if (sizeflag & DFLAG)
3906 *obufp++ = intel_syntax ? 'd' : 'l';
3910 used_prefixes |= (prefixes & PREFIX_DATA);
3914 USED_REX (REX_MODE64);
3915 if (rex & REX_MODE64)
3917 else if (sizeflag & DFLAG)
3926 if (intel_syntax && !p[1]
3927 && ((rex & REX_MODE64) || (sizeflag & DFLAG)))
3929 if (!(rex & REX_MODE64))
3930 used_prefixes |= (prefixes & PREFIX_DATA);
3935 if (address_mode == mode_64bit && (sizeflag & DFLAG))
3937 if (sizeflag & SUFFIX_ALWAYS)
3945 if (sizeflag & SUFFIX_ALWAYS)
3947 if (rex & REX_MODE64)
3951 if (sizeflag & DFLAG)
3955 used_prefixes |= (prefixes & PREFIX_DATA);
3960 if (prefixes & PREFIX_DATA)
3964 used_prefixes |= (prefixes & PREFIX_DATA);
3969 if (rex & REX_MODE64)
3971 USED_REX (REX_MODE64);
3975 /* implicit operand size 'l' for i386 or 'q' for x86-64 */
3977 /* operand size flag for cwtl, cbtw */
3978 USED_REX (REX_MODE64);
3979 if (rex & REX_MODE64)
3986 else if (sizeflag & DFLAG)
3990 if (!(rex & REX_MODE64))
3991 used_prefixes |= (prefixes & PREFIX_DATA);
4001 oappend (const char *s)
4004 obufp += strlen (s);
4010 if (prefixes & PREFIX_CS)
4012 used_prefixes |= PREFIX_CS;
4013 oappend ("%cs:" + intel_syntax);
4015 if (prefixes & PREFIX_DS)
4017 used_prefixes |= PREFIX_DS;
4018 oappend ("%ds:" + intel_syntax);
4020 if (prefixes & PREFIX_SS)
4022 used_prefixes |= PREFIX_SS;
4023 oappend ("%ss:" + intel_syntax);
4025 if (prefixes & PREFIX_ES)
4027 used_prefixes |= PREFIX_ES;
4028 oappend ("%es:" + intel_syntax);
4030 if (prefixes & PREFIX_FS)
4032 used_prefixes |= PREFIX_FS;
4033 oappend ("%fs:" + intel_syntax);
4035 if (prefixes & PREFIX_GS)
4037 used_prefixes |= PREFIX_GS;
4038 oappend ("%gs:" + intel_syntax);
4043 OP_indirE (int bytemode, int sizeflag)
4047 OP_E (bytemode, sizeflag);
4051 print_operand_value (char *buf, int hex, bfd_vma disp)
4053 if (address_mode == mode_64bit)
4061 sprintf_vma (tmp, disp);
4062 for (i = 0; tmp[i] == '0' && tmp[i + 1]; i++);
4063 strcpy (buf + 2, tmp + i);
4067 bfd_signed_vma v = disp;
4074 /* Check for possible overflow on 0x8000000000000000. */
4077 strcpy (buf, "9223372036854775808");
4091 tmp[28 - i] = (v % 10) + '0';
4095 strcpy (buf, tmp + 29 - i);
4101 sprintf (buf, "0x%x", (unsigned int) disp);
4103 sprintf (buf, "%d", (int) disp);
4108 intel_operand_size (int bytemode, int sizeflag)
4113 oappend ("BYTE PTR ");
4117 oappend ("WORD PTR ");
4120 if (address_mode == mode_64bit && (sizeflag & DFLAG))
4122 oappend ("QWORD PTR ");
4123 used_prefixes |= (prefixes & PREFIX_DATA);
4129 USED_REX (REX_MODE64);
4130 if (rex & REX_MODE64)
4131 oappend ("QWORD PTR ");
4132 else if ((sizeflag & DFLAG) || bytemode == dq_mode)
4133 oappend ("DWORD PTR ");
4135 oappend ("WORD PTR ");
4136 used_prefixes |= (prefixes & PREFIX_DATA);
4139 if ((rex & REX_MODE64) || (sizeflag & DFLAG))
4141 oappend ("WORD PTR ");
4142 if (!(rex & REX_MODE64))
4143 used_prefixes |= (prefixes & PREFIX_DATA);
4146 oappend ("DWORD PTR ");
4149 oappend ("QWORD PTR ");
4152 if (address_mode == mode_64bit)
4153 oappend ("QWORD PTR ");
4155 oappend ("DWORD PTR ");
4158 if (sizeflag & DFLAG)
4159 oappend ("FWORD PTR ");
4161 oappend ("DWORD PTR ");
4162 used_prefixes |= (prefixes & PREFIX_DATA);
4165 oappend ("TBYTE PTR ");
4168 oappend ("XMMWORD PTR ");
4176 OP_E (int bytemode, int sizeflag)
4181 USED_REX (REX_EXTZ);
4185 /* Skip mod/rm byte. */
4196 oappend (names8rex[rm + add]);
4198 oappend (names8[rm + add]);
4201 oappend (names16[rm + add]);
4204 oappend (names32[rm + add]);
4207 oappend (names64[rm + add]);
4210 if (address_mode == mode_64bit)
4211 oappend (names64[rm + add]);
4213 oappend (names32[rm + add]);
4216 if (address_mode == mode_64bit && (sizeflag & DFLAG))
4218 oappend (names64[rm + add]);
4219 used_prefixes |= (prefixes & PREFIX_DATA);
4227 USED_REX (REX_MODE64);
4228 if (rex & REX_MODE64)
4229 oappend (names64[rm + add]);
4230 else if ((sizeflag & DFLAG) || bytemode != v_mode)
4231 oappend (names32[rm + add]);
4233 oappend (names16[rm + add]);
4234 used_prefixes |= (prefixes & PREFIX_DATA);
4239 oappend (INTERNAL_DISASSEMBLER_ERROR);
4247 intel_operand_size (bytemode, sizeflag);
4250 if ((sizeflag & AFLAG) || address_mode == mode_64bit) /* 32 bit address mode */
4265 FETCH_DATA (the_info, codep + 1);
4266 index = (*codep >> 3) & 7;
4267 if (address_mode == mode_64bit || index != 0x4)
4268 /* When INDEX == 0x4 in 32 bit mode, SCALE is ignored. */
4269 scale = (*codep >> 6) & 3;
4271 USED_REX (REX_EXTY);
4281 if ((base & 7) == 5)
4284 if (address_mode == mode_64bit && !havesib)
4290 FETCH_DATA (the_info, codep + 1);
4292 if ((disp & 0x80) != 0)
4301 if (mod != 0 || (base & 7) == 5)
4303 print_operand_value (scratchbuf, !riprel, disp);
4304 oappend (scratchbuf);
4312 if (havebase || (havesib && (index != 4 || scale != 0)))
4314 *obufp++ = open_char;
4315 if (intel_syntax && riprel)
4319 oappend (address_mode == mode_64bit && (sizeflag & AFLAG)
4320 ? names64[base] : names32[base]);
4325 if (!intel_syntax || havebase)
4327 *obufp++ = separator_char;
4330 oappend (address_mode == mode_64bit && (sizeflag & AFLAG)
4331 ? names64[index] : names32[index]);
4333 if (scale != 0 || (!intel_syntax && index != 4))
4335 *obufp++ = scale_char;
4337 sprintf (scratchbuf, "%d", 1 << scale);
4338 oappend (scratchbuf);
4341 if (intel_syntax && disp)
4343 if ((bfd_signed_vma) disp > 0)
4352 disp = - (bfd_signed_vma) disp;
4355 print_operand_value (scratchbuf, mod != 1, disp);
4356 oappend (scratchbuf);
4359 *obufp++ = close_char;
4362 else if (intel_syntax)
4364 if (mod != 0 || (base & 7) == 5)
4366 if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
4367 | PREFIX_ES | PREFIX_FS | PREFIX_GS))
4371 oappend (names_seg[ds_reg - es_reg]);
4374 print_operand_value (scratchbuf, 1, disp);
4375 oappend (scratchbuf);
4380 { /* 16 bit address mode */
4387 if ((disp & 0x8000) != 0)
4392 FETCH_DATA (the_info, codep + 1);
4394 if ((disp & 0x80) != 0)
4399 if ((disp & 0x8000) != 0)
4405 if (mod != 0 || rm == 6)
4407 print_operand_value (scratchbuf, 0, disp);
4408 oappend (scratchbuf);
4411 if (mod != 0 || rm != 6)
4413 *obufp++ = open_char;
4415 oappend (index16[rm]);
4416 if (intel_syntax && disp)
4418 if ((bfd_signed_vma) disp > 0)
4427 disp = - (bfd_signed_vma) disp;
4430 print_operand_value (scratchbuf, mod != 1, disp);
4431 oappend (scratchbuf);
4434 *obufp++ = close_char;
4437 else if (intel_syntax)
4439 if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
4440 | PREFIX_ES | PREFIX_FS | PREFIX_GS))
4444 oappend (names_seg[ds_reg - es_reg]);
4447 print_operand_value (scratchbuf, 1, disp & 0xffff);
4448 oappend (scratchbuf);
4454 OP_G (int bytemode, int sizeflag)
4457 USED_REX (REX_EXTX);
4465 oappend (names8rex[reg + add]);
4467 oappend (names8[reg + add]);
4470 oappend (names16[reg + add]);
4473 oappend (names32[reg + add]);
4476 oappend (names64[reg + add]);
4481 USED_REX (REX_MODE64);
4482 if (rex & REX_MODE64)
4483 oappend (names64[reg + add]);
4484 else if ((sizeflag & DFLAG) || bytemode != v_mode)
4485 oappend (names32[reg + add]);
4487 oappend (names16[reg + add]);
4488 used_prefixes |= (prefixes & PREFIX_DATA);
4491 if (address_mode == mode_64bit)
4492 oappend (names64[reg + add]);
4494 oappend (names32[reg + add]);
4497 oappend (INTERNAL_DISASSEMBLER_ERROR);
4510 FETCH_DATA (the_info, codep + 8);
4511 a = *codep++ & 0xff;
4512 a |= (*codep++ & 0xff) << 8;
4513 a |= (*codep++ & 0xff) << 16;
4514 a |= (*codep++ & 0xff) << 24;
4515 b = *codep++ & 0xff;
4516 b |= (*codep++ & 0xff) << 8;
4517 b |= (*codep++ & 0xff) << 16;
4518 b |= (*codep++ & 0xff) << 24;
4519 x = a + ((bfd_vma) b << 32);
4527 static bfd_signed_vma
4530 bfd_signed_vma x = 0;
4532 FETCH_DATA (the_info, codep + 4);
4533 x = *codep++ & (bfd_signed_vma) 0xff;
4534 x |= (*codep++ & (bfd_signed_vma) 0xff) << 8;
4535 x |= (*codep++ & (bfd_signed_vma) 0xff) << 16;
4536 x |= (*codep++ & (bfd_signed_vma) 0xff) << 24;
4540 static bfd_signed_vma
4543 bfd_signed_vma x = 0;
4545 FETCH_DATA (the_info, codep + 4);
4546 x = *codep++ & (bfd_signed_vma) 0xff;
4547 x |= (*codep++ & (bfd_signed_vma) 0xff) << 8;
4548 x |= (*codep++ & (bfd_signed_vma) 0xff) << 16;
4549 x |= (*codep++ & (bfd_signed_vma) 0xff) << 24;
4551 x = (x ^ ((bfd_signed_vma) 1 << 31)) - ((bfd_signed_vma) 1 << 31);
4561 FETCH_DATA (the_info, codep + 2);
4562 x = *codep++ & 0xff;
4563 x |= (*codep++ & 0xff) << 8;
4568 set_op (bfd_vma op, int riprel)
4570 op_index[op_ad] = op_ad;
4571 if (address_mode == mode_64bit)
4573 op_address[op_ad] = op;
4574 op_riprel[op_ad] = riprel;
4578 /* Mask to get a 32-bit address. */
4579 op_address[op_ad] = op & 0xffffffff;
4580 op_riprel[op_ad] = riprel & 0xffffffff;
4585 OP_REG (int code, int sizeflag)
4589 USED_REX (REX_EXTZ);
4595 case ax_reg: case cx_reg: case dx_reg: case bx_reg:
4596 case sp_reg: case bp_reg: case si_reg: case di_reg:
4597 s = names16[code - ax_reg + add];
4599 case es_reg: case ss_reg: case cs_reg:
4600 case ds_reg: case fs_reg: case gs_reg:
4601 s = names_seg[code - es_reg + add];
4603 case al_reg: case ah_reg: case cl_reg: case ch_reg:
4604 case dl_reg: case dh_reg: case bl_reg: case bh_reg:
4607 s = names8rex[code - al_reg + add];
4609 s = names8[code - al_reg];
4611 case rAX_reg: case rCX_reg: case rDX_reg: case rBX_reg:
4612 case rSP_reg: case rBP_reg: case rSI_reg: case rDI_reg:
4613 if (address_mode == mode_64bit && (sizeflag & DFLAG))
4615 s = names64[code - rAX_reg + add];
4618 code += eAX_reg - rAX_reg;
4620 case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg:
4621 case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg:
4622 USED_REX (REX_MODE64);
4623 if (rex & REX_MODE64)
4624 s = names64[code - eAX_reg + add];
4625 else if (sizeflag & DFLAG)
4626 s = names32[code - eAX_reg + add];
4628 s = names16[code - eAX_reg + add];
4629 used_prefixes |= (prefixes & PREFIX_DATA);
4632 s = INTERNAL_DISASSEMBLER_ERROR;
4639 OP_IMREG (int code, int sizeflag)
4651 case ax_reg: case cx_reg: case dx_reg: case bx_reg:
4652 case sp_reg: case bp_reg: case si_reg: case di_reg:
4653 s = names16[code - ax_reg];
4655 case es_reg: case ss_reg: case cs_reg:
4656 case ds_reg: case fs_reg: case gs_reg:
4657 s = names_seg[code - es_reg];
4659 case al_reg: case ah_reg: case cl_reg: case ch_reg:
4660 case dl_reg: case dh_reg: case bl_reg: case bh_reg:
4663 s = names8rex[code - al_reg];
4665 s = names8[code - al_reg];
4667 case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg:
4668 case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg:
4669 USED_REX (REX_MODE64);
4670 if (rex & REX_MODE64)
4671 s = names64[code - eAX_reg];
4672 else if (sizeflag & DFLAG)
4673 s = names32[code - eAX_reg];
4675 s = names16[code - eAX_reg];
4676 used_prefixes |= (prefixes & PREFIX_DATA);
4679 if ((rex & REX_MODE64) || (sizeflag & DFLAG))
4683 if (!(rex & REX_MODE64))
4684 used_prefixes |= (prefixes & PREFIX_DATA);
4687 s = INTERNAL_DISASSEMBLER_ERROR;
4694 OP_I (int bytemode, int sizeflag)
4697 bfd_signed_vma mask = -1;
4702 FETCH_DATA (the_info, codep + 1);
4707 if (address_mode == mode_64bit)
4714 USED_REX (REX_MODE64);
4715 if (rex & REX_MODE64)
4717 else if (sizeflag & DFLAG)
4727 used_prefixes |= (prefixes & PREFIX_DATA);
4738 oappend (INTERNAL_DISASSEMBLER_ERROR);
4743 scratchbuf[0] = '$';
4744 print_operand_value (scratchbuf + 1, 1, op);
4745 oappend (scratchbuf + intel_syntax);
4746 scratchbuf[0] = '\0';
4750 OP_I64 (int bytemode, int sizeflag)
4753 bfd_signed_vma mask = -1;
4755 if (address_mode != mode_64bit)
4757 OP_I (bytemode, sizeflag);
4764 FETCH_DATA (the_info, codep + 1);
4769 USED_REX (REX_MODE64);
4770 if (rex & REX_MODE64)
4772 else if (sizeflag & DFLAG)
4782 used_prefixes |= (prefixes & PREFIX_DATA);
4789 oappend (INTERNAL_DISASSEMBLER_ERROR);
4794 scratchbuf[0] = '$';
4795 print_operand_value (scratchbuf + 1, 1, op);
4796 oappend (scratchbuf + intel_syntax);
4797 scratchbuf[0] = '\0';
4801 OP_sI (int bytemode, int sizeflag)
4804 bfd_signed_vma mask = -1;
4809 FETCH_DATA (the_info, codep + 1);
4811 if ((op & 0x80) != 0)
4816 USED_REX (REX_MODE64);
4817 if (rex & REX_MODE64)
4819 else if (sizeflag & DFLAG)
4828 if ((op & 0x8000) != 0)
4831 used_prefixes |= (prefixes & PREFIX_DATA);
4836 if ((op & 0x8000) != 0)
4840 oappend (INTERNAL_DISASSEMBLER_ERROR);
4844 scratchbuf[0] = '$';
4845 print_operand_value (scratchbuf + 1, 1, op);
4846 oappend (scratchbuf + intel_syntax);
4850 OP_J (int bytemode, int sizeflag)
4858 FETCH_DATA (the_info, codep + 1);
4860 if ((disp & 0x80) != 0)
4864 if ((sizeflag & DFLAG) || (rex & REX_MODE64))
4869 /* For some reason, a data16 prefix on a jump instruction
4870 means that the pc is masked to 16 bits after the
4871 displacement is added! */
4874 used_prefixes |= (prefixes & PREFIX_DATA);
4877 oappend (INTERNAL_DISASSEMBLER_ERROR);
4880 disp = (start_pc + codep - start_codep + disp) & mask;
4882 print_operand_value (scratchbuf, 1, disp);
4883 oappend (scratchbuf);
4887 OP_SEG (int bytemode, int sizeflag)
4889 if (bytemode == w_mode)
4890 oappend (names_seg[reg]);
4892 OP_E (mod == 3 ? bytemode : w_mode, sizeflag);
4896 OP_DIR (int dummy ATTRIBUTE_UNUSED, int sizeflag)
4900 if (sizeflag & DFLAG)
4910 used_prefixes |= (prefixes & PREFIX_DATA);
4912 sprintf (scratchbuf, "0x%x:0x%x", seg, offset);
4914 sprintf (scratchbuf, "$0x%x,$0x%x", seg, offset);
4915 oappend (scratchbuf);
4919 OP_OFF (int bytemode, int sizeflag)
4923 if (intel_syntax && (sizeflag & SUFFIX_ALWAYS))
4924 intel_operand_size (bytemode, sizeflag);
4927 if ((sizeflag & AFLAG) || address_mode == mode_64bit)
4934 if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
4935 | PREFIX_ES | PREFIX_FS | PREFIX_GS)))
4937 oappend (names_seg[ds_reg - es_reg]);
4941 print_operand_value (scratchbuf, 1, off);
4942 oappend (scratchbuf);
4946 OP_OFF64 (int bytemode, int sizeflag)
4950 if (address_mode != mode_64bit
4951 || (prefixes & PREFIX_ADDR))
4953 OP_OFF (bytemode, sizeflag);
4957 if (intel_syntax && (sizeflag & SUFFIX_ALWAYS))
4958 intel_operand_size (bytemode, sizeflag);
4965 if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS
4966 | PREFIX_ES | PREFIX_FS | PREFIX_GS)))
4968 oappend (names_seg[ds_reg - es_reg]);
4972 print_operand_value (scratchbuf, 1, off);
4973 oappend (scratchbuf);
4977 ptr_reg (int code, int sizeflag)
4981 *obufp++ = open_char;
4982 used_prefixes |= (prefixes & PREFIX_ADDR);
4983 if (address_mode == mode_64bit)
4985 if (!(sizeflag & AFLAG))
4986 s = names32[code - eAX_reg];
4988 s = names64[code - eAX_reg];
4990 else if (sizeflag & AFLAG)
4991 s = names32[code - eAX_reg];
4993 s = names16[code - eAX_reg];
4995 *obufp++ = close_char;
5000 OP_ESreg (int code, int sizeflag)
5006 case 0x6d: /* insw/insl */
5007 intel_operand_size (z_mode, sizeflag);
5009 case 0xa5: /* movsw/movsl/movsq */
5010 case 0xa7: /* cmpsw/cmpsl/cmpsq */
5011 case 0xab: /* stosw/stosl */
5012 case 0xaf: /* scasw/scasl */
5013 intel_operand_size (v_mode, sizeflag);
5016 intel_operand_size (b_mode, sizeflag);
5019 oappend ("%es:" + intel_syntax);
5020 ptr_reg (code, sizeflag);
5024 OP_DSreg (int code, int sizeflag)
5030 case 0x6f: /* outsw/outsl */
5031 intel_operand_size (z_mode, sizeflag);
5033 case 0xa5: /* movsw/movsl/movsq */
5034 case 0xa7: /* cmpsw/cmpsl/cmpsq */
5035 case 0xad: /* lodsw/lodsl/lodsq */
5036 intel_operand_size (v_mode, sizeflag);
5039 intel_operand_size (b_mode, sizeflag);
5049 prefixes |= PREFIX_DS;
5051 ptr_reg (code, sizeflag);
5055 OP_C (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
5060 USED_REX (REX_EXTX);
5063 else if (address_mode != mode_64bit && (prefixes & PREFIX_LOCK))
5065 used_prefixes |= PREFIX_LOCK;
5068 sprintf (scratchbuf, "%%cr%d", reg + add);
5069 oappend (scratchbuf + intel_syntax);
5073 OP_D (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
5076 USED_REX (REX_EXTX);
5080 sprintf (scratchbuf, "db%d", reg + add);
5082 sprintf (scratchbuf, "%%db%d", reg + add);
5083 oappend (scratchbuf);
5087 OP_T (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
5089 sprintf (scratchbuf, "%%tr%d", reg);
5090 oappend (scratchbuf + intel_syntax);
5094 OP_Rd (int bytemode, int sizeflag)
5097 OP_E (bytemode, sizeflag);
5103 OP_MMX (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
5105 used_prefixes |= (prefixes & PREFIX_DATA);
5106 if (prefixes & PREFIX_DATA)
5109 USED_REX (REX_EXTX);
5112 sprintf (scratchbuf, "%%xmm%d", reg + add);
5115 sprintf (scratchbuf, "%%mm%d", reg);
5116 oappend (scratchbuf + intel_syntax);
5120 OP_XMM (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
5123 USED_REX (REX_EXTX);
5126 sprintf (scratchbuf, "%%xmm%d", reg + add);
5127 oappend (scratchbuf + intel_syntax);
5131 OP_EM (int bytemode, int sizeflag)
5135 if (intel_syntax && bytemode == v_mode)
5137 bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode;
5138 used_prefixes |= (prefixes & PREFIX_DATA);
5140 OP_E (bytemode, sizeflag);
5144 /* Skip mod/rm byte. */
5147 used_prefixes |= (prefixes & PREFIX_DATA);
5148 if (prefixes & PREFIX_DATA)
5152 USED_REX (REX_EXTZ);
5155 sprintf (scratchbuf, "%%xmm%d", rm + add);
5158 sprintf (scratchbuf, "%%mm%d", rm);
5159 oappend (scratchbuf + intel_syntax);
5162 /* cvt* are the only instructions in sse2 which have
5163 both SSE and MMX operands and also have 0x66 prefix
5164 in their opcode. 0x66 was originally used to differentiate
5165 between SSE and MMX instruction(operands). So we have to handle the
5166 cvt* separately using OP_EMC and OP_MXC */
5168 OP_EMC (int bytemode, int sizeflag)
5172 if (intel_syntax && bytemode == v_mode)
5174 bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode;
5175 used_prefixes |= (prefixes & PREFIX_DATA);
5177 OP_E (bytemode, sizeflag);
5181 /* Skip mod/rm byte. */
5184 used_prefixes |= (prefixes & PREFIX_DATA);
5185 sprintf (scratchbuf, "%%mm%d", rm);
5186 oappend (scratchbuf + intel_syntax);
5190 OP_MXC (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
5192 used_prefixes |= (prefixes & PREFIX_DATA);
5193 sprintf (scratchbuf, "%%mm%d", reg);
5194 oappend (scratchbuf + intel_syntax);
5198 OP_EX (int bytemode, int sizeflag)
5203 if (intel_syntax && bytemode == v_mode)
5205 switch (prefixes & (PREFIX_DATA|PREFIX_REPZ|PREFIX_REPNZ))
5207 case 0: bytemode = x_mode; break;
5208 case PREFIX_REPZ: bytemode = d_mode; used_prefixes |= PREFIX_REPZ; break;
5209 case PREFIX_DATA: bytemode = x_mode; used_prefixes |= PREFIX_DATA; break;
5210 case PREFIX_REPNZ: bytemode = q_mode; used_prefixes |= PREFIX_REPNZ; break;
5211 default: bytemode = 0; break;
5214 OP_E (bytemode, sizeflag);
5217 USED_REX (REX_EXTZ);
5221 /* Skip mod/rm byte. */
5224 sprintf (scratchbuf, "%%xmm%d", rm + add);
5225 oappend (scratchbuf + intel_syntax);
5229 OP_MS (int bytemode, int sizeflag)
5232 OP_EM (bytemode, sizeflag);
5238 OP_XS (int bytemode, int sizeflag)
5241 OP_EX (bytemode, sizeflag);
5247 OP_M (int bytemode, int sizeflag)
5250 BadOp (); /* bad lea,lds,les,lfs,lgs,lss modrm */
5252 OP_E (bytemode, sizeflag);
5256 OP_0f07 (int bytemode, int sizeflag)
5258 if (mod != 3 || rm != 0)
5261 OP_E (bytemode, sizeflag);
5265 OP_0fae (int bytemode, int sizeflag)
5270 strcpy (obuf + strlen (obuf) - sizeof ("clflush") + 1, "sfence");
5272 if (reg < 5 || rm != 0)
5274 BadOp (); /* bad sfence, mfence, or lfence */
5280 BadOp (); /* bad clflush */
5284 OP_E (bytemode, sizeflag);
5287 /* NOP is an alias of "xchg %ax,%ax" in 16bit mode, "xchg %eax,%eax" in
5288 32bit mode and "xchg %rax,%rax" in 64bit mode. NOP with REPZ prefix
5289 is called PAUSE. We display "xchg %ax,%ax" instead of "data16 nop".
5293 NOP_Fixup1 (int bytemode, int sizeflag)
5295 if (prefixes == PREFIX_REPZ)
5296 strcpy (obuf, "pause");
5297 else if (prefixes == PREFIX_DATA
5298 || ((rex & REX_MODE64) && rex != 0x48))
5299 OP_REG (bytemode, sizeflag);
5301 strcpy (obuf, "nop");
5305 NOP_Fixup2 (int bytemode, int sizeflag)
5307 if (prefixes == PREFIX_DATA
5308 || ((rex & REX_MODE64) && rex != 0x48))
5309 OP_IMREG (bytemode, sizeflag);
5312 static const char *const Suffix3DNow[] = {
5313 /* 00 */ NULL, NULL, NULL, NULL,
5314 /* 04 */ NULL, NULL, NULL, NULL,
5315 /* 08 */ NULL, NULL, NULL, NULL,
5316 /* 0C */ "pi2fw", "pi2fd", NULL, NULL,
5317 /* 10 */ NULL, NULL, NULL, NULL,
5318 /* 14 */ NULL, NULL, NULL, NULL,
5319 /* 18 */ NULL, NULL, NULL, NULL,
5320 /* 1C */ "pf2iw", "pf2id", NULL, NULL,
5321 /* 20 */ NULL, NULL, NULL, NULL,
5322 /* 24 */ NULL, NULL, NULL, NULL,
5323 /* 28 */ NULL, NULL, NULL, NULL,
5324 /* 2C */ NULL, NULL, NULL, NULL,
5325 /* 30 */ NULL, NULL, NULL, NULL,
5326 /* 34 */ NULL, NULL, NULL, NULL,
5327 /* 38 */ NULL, NULL, NULL, NULL,
5328 /* 3C */ NULL, NULL, NULL, NULL,
5329 /* 40 */ NULL, NULL, NULL, NULL,
5330 /* 44 */ NULL, NULL, NULL, NULL,
5331 /* 48 */ NULL, NULL, NULL, NULL,
5332 /* 4C */ NULL, NULL, NULL, NULL,
5333 /* 50 */ NULL, NULL, NULL, NULL,
5334 /* 54 */ NULL, NULL, NULL, NULL,
5335 /* 58 */ NULL, NULL, NULL, NULL,
5336 /* 5C */ NULL, NULL, NULL, NULL,
5337 /* 60 */ NULL, NULL, NULL, NULL,
5338 /* 64 */ NULL, NULL, NULL, NULL,
5339 /* 68 */ NULL, NULL, NULL, NULL,
5340 /* 6C */ NULL, NULL, NULL, NULL,
5341 /* 70 */ NULL, NULL, NULL, NULL,
5342 /* 74 */ NULL, NULL, NULL, NULL,
5343 /* 78 */ NULL, NULL, NULL, NULL,
5344 /* 7C */ NULL, NULL, NULL, NULL,
5345 /* 80 */ NULL, NULL, NULL, NULL,
5346 /* 84 */ NULL, NULL, NULL, NULL,
5347 /* 88 */ NULL, NULL, "pfnacc", NULL,
5348 /* 8C */ NULL, NULL, "pfpnacc", NULL,
5349 /* 90 */ "pfcmpge", NULL, NULL, NULL,
5350 /* 94 */ "pfmin", NULL, "pfrcp", "pfrsqrt",
5351 /* 98 */ NULL, NULL, "pfsub", NULL,
5352 /* 9C */ NULL, NULL, "pfadd", NULL,
5353 /* A0 */ "pfcmpgt", NULL, NULL, NULL,
5354 /* A4 */ "pfmax", NULL, "pfrcpit1", "pfrsqit1",
5355 /* A8 */ NULL, NULL, "pfsubr", NULL,
5356 /* AC */ NULL, NULL, "pfacc", NULL,
5357 /* B0 */ "pfcmpeq", NULL, NULL, NULL,
5358 /* B4 */ "pfmul", NULL, "pfrcpit2", "pfmulhrw",
5359 /* B8 */ NULL, NULL, NULL, "pswapd",
5360 /* BC */ NULL, NULL, NULL, "pavgusb",
5361 /* C0 */ NULL, NULL, NULL, NULL,
5362 /* C4 */ NULL, NULL, NULL, NULL,
5363 /* C8 */ NULL, NULL, NULL, NULL,
5364 /* CC */ NULL, NULL, NULL, NULL,
5365 /* D0 */ NULL, NULL, NULL, NULL,
5366 /* D4 */ NULL, NULL, NULL, NULL,
5367 /* D8 */ NULL, NULL, NULL, NULL,
5368 /* DC */ NULL, NULL, NULL, NULL,
5369 /* E0 */ NULL, NULL, NULL, NULL,
5370 /* E4 */ NULL, NULL, NULL, NULL,
5371 /* E8 */ NULL, NULL, NULL, NULL,
5372 /* EC */ NULL, NULL, NULL, NULL,
5373 /* F0 */ NULL, NULL, NULL, NULL,
5374 /* F4 */ NULL, NULL, NULL, NULL,
5375 /* F8 */ NULL, NULL, NULL, NULL,
5376 /* FC */ NULL, NULL, NULL, NULL,
5380 OP_3DNowSuffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
5382 const char *mnemonic;
5384 FETCH_DATA (the_info, codep + 1);
5385 /* AMD 3DNow! instructions are specified by an opcode suffix in the
5386 place where an 8-bit immediate would normally go. ie. the last
5387 byte of the instruction. */
5388 obufp = obuf + strlen (obuf);
5389 mnemonic = Suffix3DNow[*codep++ & 0xff];
5394 /* Since a variable sized modrm/sib chunk is between the start
5395 of the opcode (0x0f0f) and the opcode suffix, we need to do
5396 all the modrm processing first, and don't know until now that
5397 we have a bad opcode. This necessitates some cleaning up. */
5404 static const char *simd_cmp_op[] = {
5416 OP_SIMD_Suffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED)
5418 unsigned int cmp_type;
5420 FETCH_DATA (the_info, codep + 1);
5421 obufp = obuf + strlen (obuf);
5422 cmp_type = *codep++ & 0xff;
5425 char suffix1 = 'p', suffix2 = 's';
5426 used_prefixes |= (prefixes & PREFIX_REPZ);
5427 if (prefixes & PREFIX_REPZ)
5431 used_prefixes |= (prefixes & PREFIX_DATA);
5432 if (prefixes & PREFIX_DATA)
5436 used_prefixes |= (prefixes & PREFIX_REPNZ);
5437 if (prefixes & PREFIX_REPNZ)
5438 suffix1 = 's', suffix2 = 'd';
5441 sprintf (scratchbuf, "cmp%s%c%c",
5442 simd_cmp_op[cmp_type], suffix1, suffix2);
5443 used_prefixes |= (prefixes & PREFIX_REPZ);
5444 oappend (scratchbuf);
5448 /* We have a bad extension byte. Clean up. */
5456 SIMD_Fixup (int extrachar, int sizeflag ATTRIBUTE_UNUSED)
5458 /* Change movlps/movhps to movhlps/movlhps for 2 register operand
5459 forms of these instructions. */
5462 char *p = obuf + strlen (obuf);
5465 *(p - 1) = *(p - 2);
5466 *(p - 2) = *(p - 3);
5467 *(p - 3) = extrachar;
5472 PNI_Fixup (int extrachar ATTRIBUTE_UNUSED, int sizeflag)
5474 if (mod == 3 && reg == 1 && rm <= 1)
5476 /* Override "sidt". */
5477 size_t olen = strlen (obuf);
5478 char *p = obuf + olen - 4;
5479 const char **names = (address_mode == mode_64bit
5480 ? names64 : names32);
5482 /* We might have a suffix when disassembling with -Msuffix. */
5486 /* Remove "addr16/addr32" if we aren't in Intel mode. */
5488 && (prefixes & PREFIX_ADDR)
5491 && CONST_STRNEQ (p - 7, "addr")
5492 && (CONST_STRNEQ (p - 3, "16")
5493 || CONST_STRNEQ (p - 3, "32")))
5498 /* mwait %eax,%ecx */
5499 strcpy (p, "mwait");
5501 strcpy (op1out, names[0]);
5505 /* monitor %eax,%ecx,%edx" */
5506 strcpy (p, "monitor");
5509 const char **op1_names;
5510 if (!(prefixes & PREFIX_ADDR))
5511 op1_names = (address_mode == mode_16bit
5515 op1_names = (address_mode != mode_32bit
5516 ? names32 : names16);
5517 used_prefixes |= PREFIX_ADDR;
5519 strcpy (op1out, op1_names[0]);
5520 strcpy (op3out, names[2]);
5525 strcpy (op2out, names[1]);
5536 SVME_Fixup (int bytemode, int sizeflag)
5568 OP_M (bytemode, sizeflag);
5571 /* Override "lidt". */
5572 p = obuf + strlen (obuf) - 4;
5573 /* We might have a suffix. */
5577 if (!(prefixes & PREFIX_ADDR))
5582 used_prefixes |= PREFIX_ADDR;
5586 strcpy (op2out, names32[1]);
5592 *obufp++ = open_char;
5593 if (address_mode == mode_64bit || (sizeflag & AFLAG))
5597 strcpy (obufp, alt);
5598 obufp += strlen (alt);
5599 *obufp++ = close_char;
5606 INVLPG_Fixup (int bytemode, int sizeflag)
5619 OP_M (bytemode, sizeflag);
5622 /* Override "invlpg". */
5623 strcpy (obuf + strlen (obuf) - 6, alt);
5630 /* Throw away prefixes and 1st. opcode byte. */
5631 codep = insn_codep + 1;
5636 VMX_Fixup (int extrachar ATTRIBUTE_UNUSED, int sizeflag)
5638 if (mod == 3 && reg == 0 && rm >=1 && rm <= 4)
5640 /* Override "sgdt". */
5641 char *p = obuf + strlen (obuf) - 4;
5643 /* We might have a suffix when disassembling with -Msuffix. */
5650 strcpy (p, "vmcall");
5653 strcpy (p, "vmlaunch");
5656 strcpy (p, "vmresume");
5659 strcpy (p, "vmxoff");
5670 OP_VMX (int bytemode, int sizeflag)
5672 used_prefixes |= (prefixes & (PREFIX_DATA | PREFIX_REPZ));
5673 if (prefixes & PREFIX_DATA)
5674 strcpy (obuf, "vmclear");
5675 else if (prefixes & PREFIX_REPZ)
5676 strcpy (obuf, "vmxon");
5678 strcpy (obuf, "vmptrld");
5679 OP_E (bytemode, sizeflag);
5683 REP_Fixup (int bytemode, int sizeflag)
5685 /* The 0xf3 prefix should be displayed as "rep" for ins, outs, movs,
5689 if (prefixes & PREFIX_REPZ)
5690 switch (*insn_codep)
5692 case 0x6e: /* outsb */
5693 case 0x6f: /* outsw/outsl */
5694 case 0xa4: /* movsb */
5695 case 0xa5: /* movsw/movsl/movsq */
5701 case 0xaa: /* stosb */
5702 case 0xab: /* stosw/stosl/stosq */
5703 case 0xac: /* lodsb */
5704 case 0xad: /* lodsw/lodsl/lodsq */
5705 if (!intel_syntax && (sizeflag & SUFFIX_ALWAYS))
5710 case 0x6c: /* insb */
5711 case 0x6d: /* insl/insw */
5727 olen = strlen (obuf);
5728 p = obuf + olen - ilen - 1 - 4;
5729 /* Handle "repz [addr16|addr32]". */
5730 if ((prefixes & PREFIX_ADDR))
5733 memmove (p + 3, p + 4, olen - (p + 3 - obuf));
5741 OP_IMREG (bytemode, sizeflag);
5744 OP_ESreg (bytemode, sizeflag);
5747 OP_DSreg (bytemode, sizeflag);