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 SEG_Fixup (int, int);
106 static void VMX_Fixup (int, int);
107 static void REP_Fixup (int, int);
110 /* Points to first byte not fetched. */
111 bfd_byte
*max_fetched
;
112 bfd_byte the_buffer
[MAXLEN
];
118 /* The opcode for the fwait instruction, which we treat as a prefix
120 #define FWAIT_OPCODE (0x9b)
129 enum address_mode address_mode
;
131 /* Flags for the prefixes for the current instruction. See below. */
134 /* REX prefix the current instruction. See below. */
136 /* Bits of REX we've already used. */
142 /* Mark parts used in the REX prefix. When we are testing for
143 empty prefix (for 8bit register REX extension), just mask it
144 out. Otherwise test for REX bit is excuse for existence of REX
145 only in case value is nonzero. */
146 #define USED_REX(value) \
149 rex_used |= (rex & value) ? (value) | 0x40 : 0; \
154 /* Flags for prefixes which we somehow handled when printing the
155 current instruction. */
156 static int used_prefixes
;
158 /* Flags stored in PREFIXES. */
159 #define PREFIX_REPZ 1
160 #define PREFIX_REPNZ 2
161 #define PREFIX_LOCK 4
163 #define PREFIX_SS 0x10
164 #define PREFIX_DS 0x20
165 #define PREFIX_ES 0x40
166 #define PREFIX_FS 0x80
167 #define PREFIX_GS 0x100
168 #define PREFIX_DATA 0x200
169 #define PREFIX_ADDR 0x400
170 #define PREFIX_FWAIT 0x800
172 /* Make sure that bytes from INFO->PRIVATE_DATA->BUFFER (inclusive)
173 to ADDR (exclusive) are valid. Returns 1 for success, longjmps
175 #define FETCH_DATA(info, addr) \
176 ((addr) <= ((struct dis_private *) (info->private_data))->max_fetched \
177 ? 1 : fetch_data ((info), (addr)))
180 fetch_data (struct disassemble_info
*info
, bfd_byte
*addr
)
183 struct dis_private
*priv
= (struct dis_private
*) info
->private_data
;
184 bfd_vma start
= priv
->insn_start
+ (priv
->max_fetched
- priv
->the_buffer
);
186 if (addr
<= priv
->the_buffer
+ MAXLEN
)
187 status
= (*info
->read_memory_func
) (start
,
189 addr
- priv
->max_fetched
,
195 /* If we did manage to read at least one byte, then
196 print_insn_i386 will do something sensible. Otherwise, print
197 an error. We do that here because this is where we know
199 if (priv
->max_fetched
== priv
->the_buffer
)
200 (*info
->memory_error_func
) (status
, start
, info
);
201 longjmp (priv
->bailout
, 1);
204 priv
->max_fetched
= addr
;
210 #define Eb OP_E, b_mode
211 #define Ev OP_E, v_mode
212 #define Ed OP_E, d_mode
213 #define Eq OP_E, q_mode
214 #define Edq OP_E, dq_mode
215 #define Edqw OP_E, dqw_mode
216 #define indirEv OP_indirE, stack_v_mode
217 #define indirEp OP_indirE, f_mode
218 #define stackEv OP_E, stack_v_mode
219 #define Em OP_E, m_mode
220 #define Ew OP_E, w_mode
221 #define Ma OP_E, v_mode
222 #define M OP_M, 0 /* lea, lgdt, etc. */
223 #define Mp OP_M, f_mode /* 32 or 48 bit memory operand for LDS, LES etc */
224 #define Gb OP_G, b_mode
225 #define Gv OP_G, v_mode
226 #define Gd OP_G, d_mode
227 #define Gdq OP_G, dq_mode
228 #define Gm OP_G, m_mode
229 #define Gw OP_G, w_mode
230 #define Rd OP_Rd, d_mode
231 #define Rm OP_Rd, m_mode
232 #define Ib OP_I, b_mode
233 #define sIb OP_sI, b_mode /* sign extened byte */
234 #define Iv OP_I, v_mode
235 #define Iq OP_I, q_mode
236 #define Iv64 OP_I64, v_mode
237 #define Iw OP_I, w_mode
238 #define I1 OP_I, const_1_mode
239 #define Jb OP_J, b_mode
240 #define Jv OP_J, v_mode
241 #define Cm OP_C, m_mode
242 #define Dm OP_D, m_mode
243 #define Td OP_T, d_mode
244 #define Sv SEG_Fixup, v_mode
246 #define RMeAX OP_REG, eAX_reg
247 #define RMeBX OP_REG, eBX_reg
248 #define RMeCX OP_REG, eCX_reg
249 #define RMeDX OP_REG, eDX_reg
250 #define RMeSP OP_REG, eSP_reg
251 #define RMeBP OP_REG, eBP_reg
252 #define RMeSI OP_REG, eSI_reg
253 #define RMeDI OP_REG, eDI_reg
254 #define RMrAX OP_REG, rAX_reg
255 #define RMrBX OP_REG, rBX_reg
256 #define RMrCX OP_REG, rCX_reg
257 #define RMrDX OP_REG, rDX_reg
258 #define RMrSP OP_REG, rSP_reg
259 #define RMrBP OP_REG, rBP_reg
260 #define RMrSI OP_REG, rSI_reg
261 #define RMrDI OP_REG, rDI_reg
262 #define RMAL OP_REG, al_reg
263 #define RMAL OP_REG, al_reg
264 #define RMCL OP_REG, cl_reg
265 #define RMDL OP_REG, dl_reg
266 #define RMBL OP_REG, bl_reg
267 #define RMAH OP_REG, ah_reg
268 #define RMCH OP_REG, ch_reg
269 #define RMDH OP_REG, dh_reg
270 #define RMBH OP_REG, bh_reg
271 #define RMAX OP_REG, ax_reg
272 #define RMDX OP_REG, dx_reg
274 #define eAX OP_IMREG, eAX_reg
275 #define eBX OP_IMREG, eBX_reg
276 #define eCX OP_IMREG, eCX_reg
277 #define eDX OP_IMREG, eDX_reg
278 #define eSP OP_IMREG, eSP_reg
279 #define eBP OP_IMREG, eBP_reg
280 #define eSI OP_IMREG, eSI_reg
281 #define eDI OP_IMREG, eDI_reg
282 #define AL OP_IMREG, al_reg
283 #define CL OP_IMREG, cl_reg
284 #define DL OP_IMREG, dl_reg
285 #define BL OP_IMREG, bl_reg
286 #define AH OP_IMREG, ah_reg
287 #define CH OP_IMREG, ch_reg
288 #define DH OP_IMREG, dh_reg
289 #define BH OP_IMREG, bh_reg
290 #define AX OP_IMREG, ax_reg
291 #define DX OP_IMREG, dx_reg
292 #define indirDX OP_IMREG, indir_dx_reg
294 #define Sw OP_SEG, w_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 Yb OP_ESreg, eDI_reg
301 #define Yv OP_ESreg, eDI_reg
302 #define DSBX OP_DSreg, eBX_reg
304 #define es OP_REG, es_reg
305 #define ss OP_REG, ss_reg
306 #define cs OP_REG, cs_reg
307 #define ds OP_REG, ds_reg
308 #define fs OP_REG, fs_reg
309 #define gs OP_REG, gs_reg
313 #define EM OP_EM, v_mode
314 #define EX OP_EX, v_mode
315 #define MS OP_MS, v_mode
316 #define XS OP_XS, v_mode
317 #define EMC OP_EMC, v_mode
318 #define MXC OP_MXC, 0
319 #define VM OP_VMX, q_mode
320 #define OPSUF OP_3DNowSuffix, 0
321 #define OPSIMD OP_SIMD_Suffix, 0
323 /* Used handle "rep" prefix for string instructions. */
324 #define Xbr REP_Fixup, eSI_reg
325 #define Xvr REP_Fixup, eSI_reg
326 #define Ybr REP_Fixup, eDI_reg
327 #define Yvr REP_Fixup, eDI_reg
328 #define indirDXr REP_Fixup, indir_dx_reg
329 #define ALr REP_Fixup, al_reg
330 #define eAXr REP_Fixup, eAX_reg
332 #define cond_jump_flag NULL, cond_jump_mode
333 #define loop_jcxz_flag NULL, loop_jcxz_mode
335 /* bits in sizeflag */
336 #define SUFFIX_ALWAYS 4
340 #define b_mode 1 /* byte operand */
341 #define v_mode 2 /* operand size depends on prefixes */
342 #define w_mode 3 /* word operand */
343 #define d_mode 4 /* double word operand */
344 #define q_mode 5 /* quad word operand */
345 #define t_mode 6 /* ten-byte operand */
346 #define x_mode 7 /* 16-byte XMM operand */
347 #define m_mode 8 /* d_mode in 32bit, q_mode in 64bit mode. */
348 #define cond_jump_mode 9
349 #define loop_jcxz_mode 10
350 #define dq_mode 11 /* operand size depends on REX prefixes. */
351 #define dqw_mode 12 /* registers like dq_mode, memory like w_mode. */
352 #define f_mode 13 /* 4- or 6-byte pointer operand */
353 #define const_1_mode 14
354 #define stack_v_mode 15 /* v_mode for stack-related opcodes. */
399 #define indir_dx_reg 150
403 #define USE_PREFIX_USER_TABLE 3
404 #define X86_64_SPECIAL 4
405 #define IS_3BYTE_OPCODE 5
407 #define FLOAT NULL, NULL, FLOATCODE, NULL, 0, NULL, 0, NULL, 0
409 #define GRP1b NULL, NULL, USE_GROUPS, NULL, 0, NULL, 0, NULL, 0
410 #define GRP1S NULL, NULL, USE_GROUPS, NULL, 1, NULL, 0, NULL, 0
411 #define GRP1Ss NULL, NULL, USE_GROUPS, NULL, 2, NULL, 0, NULL, 0
412 #define GRP2b NULL, NULL, USE_GROUPS, NULL, 3, NULL, 0, NULL, 0
413 #define GRP2S NULL, NULL, USE_GROUPS, NULL, 4, NULL, 0, NULL, 0
414 #define GRP2b_one NULL, NULL, USE_GROUPS, NULL, 5, NULL, 0, NULL, 0
415 #define GRP2S_one NULL, NULL, USE_GROUPS, NULL, 6, NULL, 0, NULL, 0
416 #define GRP2b_cl NULL, NULL, USE_GROUPS, NULL, 7, NULL, 0, NULL, 0
417 #define GRP2S_cl NULL, NULL, USE_GROUPS, NULL, 8, NULL, 0, NULL, 0
418 #define GRP3b NULL, NULL, USE_GROUPS, NULL, 9, NULL, 0, NULL, 0
419 #define GRP3S NULL, NULL, USE_GROUPS, NULL, 10, NULL, 0, NULL, 0
420 #define GRP4 NULL, NULL, USE_GROUPS, NULL, 11, NULL, 0, NULL, 0
421 #define GRP5 NULL, NULL, USE_GROUPS, NULL, 12, NULL, 0, NULL, 0
422 #define GRP6 NULL, NULL, USE_GROUPS, NULL, 13, NULL, 0, NULL, 0
423 #define GRP7 NULL, NULL, USE_GROUPS, NULL, 14, NULL, 0, NULL, 0
424 #define GRP8 NULL, NULL, USE_GROUPS, NULL, 15, NULL, 0, NULL, 0
425 #define GRP9 NULL, NULL, USE_GROUPS, NULL, 16, NULL, 0, NULL, 0
426 #define GRP11_C6 NULL, NULL, USE_GROUPS, NULL, 17, NULL, 0, NULL, 0
427 #define GRP11_C7 NULL, NULL, USE_GROUPS, NULL, 18, NULL, 0, NULL, 0
428 #define GRP12 NULL, NULL, USE_GROUPS, NULL, 19, NULL, 0, NULL, 0
429 #define GRP13 NULL, NULL, USE_GROUPS, NULL, 20, NULL, 0, NULL, 0
430 #define GRP14 NULL, NULL, USE_GROUPS, NULL, 21, NULL, 0, NULL, 0
431 #define GRP15 NULL, NULL, USE_GROUPS, NULL, 22, NULL, 0, NULL, 0
432 #define GRP16 NULL, NULL, USE_GROUPS, NULL, 23, NULL, 0, NULL, 0
433 #define GRPAMD NULL, NULL, USE_GROUPS, NULL, 24, NULL, 0, NULL, 0
434 #define GRPPADLCK1 NULL, NULL, USE_GROUPS, NULL, 25, NULL, 0, NULL, 0
435 #define GRPPADLCK2 NULL, NULL, USE_GROUPS, NULL, 26, NULL, 0, NULL, 0
437 #define PREGRP0 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 0, NULL, 0, NULL, 0
438 #define PREGRP1 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 1, NULL, 0, NULL, 0
439 #define PREGRP2 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 2, NULL, 0, NULL, 0
440 #define PREGRP3 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 3, NULL, 0, NULL, 0
441 #define PREGRP4 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 4, NULL, 0, NULL, 0
442 #define PREGRP5 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 5, NULL, 0, NULL, 0
443 #define PREGRP6 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 6, NULL, 0, NULL, 0
444 #define PREGRP7 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 7, NULL, 0, NULL, 0
445 #define PREGRP8 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 8, NULL, 0, NULL, 0
446 #define PREGRP9 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 9, NULL, 0, NULL, 0
447 #define PREGRP10 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 10, NULL, 0, NULL, 0
448 #define PREGRP11 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 11, NULL, 0, NULL, 0
449 #define PREGRP12 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 12, NULL, 0, NULL, 0
450 #define PREGRP13 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 13, NULL, 0, NULL, 0
451 #define PREGRP14 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 14, NULL, 0, NULL, 0
452 #define PREGRP15 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 15, NULL, 0, NULL, 0
453 #define PREGRP16 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 16, NULL, 0, NULL, 0
454 #define PREGRP17 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 17, NULL, 0, NULL, 0
455 #define PREGRP18 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 18, NULL, 0, NULL, 0
456 #define PREGRP19 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 19, NULL, 0, NULL, 0
457 #define PREGRP20 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 20, NULL, 0, NULL, 0
458 #define PREGRP21 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 21, NULL, 0, NULL, 0
459 #define PREGRP22 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 22, NULL, 0, NULL, 0
460 #define PREGRP23 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 23, NULL, 0, NULL, 0
461 #define PREGRP24 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 24, NULL, 0, NULL, 0
462 #define PREGRP25 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 25, NULL, 0, NULL, 0
463 #define PREGRP26 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 26, NULL, 0, NULL, 0
464 #define PREGRP27 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 27, NULL, 0, NULL, 0
465 #define PREGRP28 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 28, NULL, 0, NULL, 0
466 #define PREGRP29 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 29, NULL, 0, NULL, 0
467 #define PREGRP30 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 30, NULL, 0, NULL, 0
468 #define PREGRP31 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 31, NULL, 0, NULL, 0
469 #define PREGRP32 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 32, NULL, 0, NULL, 0
470 #define PREGRP33 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 33, NULL, 0, NULL, 0
471 #define PREGRP34 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 34, NULL, 0, NULL, 0
472 #define PREGRP35 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 35, NULL, 0, NULL, 0
473 #define PREGRP36 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 36, NULL, 0, NULL, 0
474 #define PREGRP37 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 37, NULL, 0, NULL, 0
477 #define X86_64_0 NULL, NULL, X86_64_SPECIAL, NULL, 0, NULL, 0, NULL, 0
479 #define THREE_BYTE_0 NULL, NULL, IS_3BYTE_OPCODE, NULL, 0, NULL, 0, NULL, 0
480 #define THREE_BYTE_1 NULL, NULL, IS_3BYTE_OPCODE, NULL, 1, NULL, 0, NULL, 0
482 typedef void (*op_rtn
) (int bytemode
, int sizeflag
);
496 /* Upper case letters in the instruction names here are macros.
497 'A' => print 'b' if no register operands or suffix_always is true
498 'B' => print 'b' if suffix_always is true
499 'C' => print 's' or 'l' ('w' or 'd' in Intel mode) depending on operand
501 'E' => print 'e' if 32-bit form of jcxz
502 'F' => print 'w' or 'l' depending on address size prefix (loop insns)
503 'H' => print ",pt" or ",pn" branch hint
504 'I' => honor following macro letter even in Intel mode (implemented only
505 . for some of the macro letters)
507 'L' => print 'l' if suffix_always is true
508 'N' => print 'n' if instruction has no wait "prefix"
509 'O' => print 'd', or 'o'
510 'P' => print 'w', 'l' or 'q' if instruction has an operand size prefix,
511 . or suffix_always is true. print 'q' if rex prefix is present.
512 'Q' => print 'w', 'l' or 'q' if no register operands or suffix_always
514 'R' => print 'w', 'l' or 'q' ("wd" or "dq" in intel mode)
515 'S' => print 'w', 'l' or 'q' if suffix_always is true
516 'T' => print 'q' in 64bit mode and behave as 'P' otherwise
517 'U' => print 'q' in 64bit mode and behave as 'Q' otherwise
518 'V' => print 'q' in 64bit mode and behave as 'S' otherwise
519 'W' => print 'b' or 'w' ("w" or "de" in intel mode)
520 'X' => print 's', 'd' depending on data16 prefix (for XMM)
521 'Y' => 'q' if instruction has an REX 64bit overwrite prefix
522 'Z' => print 'q' in 64bit mode and behave as 'L' otherwise
524 Many of the above letters print nothing in Intel mode. See "putop"
527 Braces '{' and '}', and vertical bars '|', indicate alternative
528 mnemonic strings for AT&T, Intel, X86_64 AT&T, and X86_64 Intel
529 modes. In cases where there are only two alternatives, the X86_64
530 instruction is reserved, and "(bad)" is printed.
533 static const struct dis386 dis386
[] = {
535 { "addB", Eb
, Gb
, XX
, XX
},
536 { "addS", Ev
, Gv
, XX
, XX
},
537 { "addB", Gb
, Eb
, XX
, XX
},
538 { "addS", Gv
, Ev
, XX
, XX
},
539 { "addB", AL
, Ib
, XX
, XX
},
540 { "addS", eAX
, Iv
, XX
, XX
},
541 { "push{T|}", es
, XX
, XX
, XX
},
542 { "pop{T|}", es
, XX
, XX
, XX
},
544 { "orB", Eb
, Gb
, XX
, XX
},
545 { "orS", Ev
, Gv
, XX
, XX
},
546 { "orB", Gb
, Eb
, XX
, XX
},
547 { "orS", Gv
, Ev
, XX
, XX
},
548 { "orB", AL
, Ib
, XX
, XX
},
549 { "orS", eAX
, Iv
, XX
, XX
},
550 { "push{T|}", cs
, XX
, XX
, XX
},
551 { "(bad)", XX
, XX
, XX
, XX
}, /* 0x0f extended opcode escape */
553 { "adcB", Eb
, Gb
, XX
, XX
},
554 { "adcS", Ev
, Gv
, XX
, XX
},
555 { "adcB", Gb
, Eb
, XX
, XX
},
556 { "adcS", Gv
, Ev
, XX
, XX
},
557 { "adcB", AL
, Ib
, XX
, XX
},
558 { "adcS", eAX
, Iv
, XX
, XX
},
559 { "push{T|}", ss
, XX
, XX
, XX
},
560 { "pop{T|}", ss
, XX
, XX
, XX
},
562 { "sbbB", Eb
, Gb
, XX
, XX
},
563 { "sbbS", Ev
, Gv
, XX
, XX
},
564 { "sbbB", Gb
, Eb
, XX
, XX
},
565 { "sbbS", Gv
, Ev
, XX
, XX
},
566 { "sbbB", AL
, Ib
, XX
, XX
},
567 { "sbbS", eAX
, Iv
, XX
, XX
},
568 { "push{T|}", ds
, XX
, XX
, XX
},
569 { "pop{T|}", ds
, XX
, XX
, XX
},
571 { "andB", Eb
, Gb
, XX
, XX
},
572 { "andS", Ev
, Gv
, XX
, XX
},
573 { "andB", Gb
, Eb
, XX
, XX
},
574 { "andS", Gv
, Ev
, XX
, XX
},
575 { "andB", AL
, Ib
, XX
, XX
},
576 { "andS", eAX
, Iv
, XX
, XX
},
577 { "(bad)", XX
, XX
, XX
, XX
}, /* SEG ES prefix */
578 { "daa{|}", XX
, XX
, XX
, XX
},
580 { "subB", Eb
, Gb
, XX
, XX
},
581 { "subS", Ev
, Gv
, XX
, XX
},
582 { "subB", Gb
, Eb
, XX
, XX
},
583 { "subS", Gv
, Ev
, XX
, XX
},
584 { "subB", AL
, Ib
, XX
, XX
},
585 { "subS", eAX
, Iv
, XX
, XX
},
586 { "(bad)", XX
, XX
, XX
, XX
}, /* SEG CS prefix */
587 { "das{|}", XX
, XX
, XX
, XX
},
589 { "xorB", Eb
, Gb
, XX
, XX
},
590 { "xorS", Ev
, Gv
, XX
, XX
},
591 { "xorB", Gb
, Eb
, XX
, XX
},
592 { "xorS", Gv
, Ev
, XX
, XX
},
593 { "xorB", AL
, Ib
, XX
, XX
},
594 { "xorS", eAX
, Iv
, XX
, XX
},
595 { "(bad)", XX
, XX
, XX
, XX
}, /* SEG SS prefix */
596 { "aaa{|}", XX
, XX
, XX
, XX
},
598 { "cmpB", Eb
, Gb
, XX
, XX
},
599 { "cmpS", Ev
, Gv
, XX
, XX
},
600 { "cmpB", Gb
, Eb
, XX
, XX
},
601 { "cmpS", Gv
, Ev
, XX
, XX
},
602 { "cmpB", AL
, Ib
, XX
, XX
},
603 { "cmpS", eAX
, Iv
, XX
, XX
},
604 { "(bad)", XX
, XX
, XX
, XX
}, /* SEG DS prefix */
605 { "aas{|}", XX
, XX
, XX
, XX
},
607 { "inc{S|}", RMeAX
, XX
, XX
, XX
},
608 { "inc{S|}", RMeCX
, XX
, XX
, XX
},
609 { "inc{S|}", RMeDX
, XX
, XX
, XX
},
610 { "inc{S|}", RMeBX
, XX
, XX
, XX
},
611 { "inc{S|}", RMeSP
, XX
, XX
, XX
},
612 { "inc{S|}", RMeBP
, XX
, XX
, XX
},
613 { "inc{S|}", RMeSI
, XX
, XX
, XX
},
614 { "inc{S|}", RMeDI
, XX
, XX
, XX
},
616 { "dec{S|}", RMeAX
, XX
, XX
, XX
},
617 { "dec{S|}", RMeCX
, XX
, XX
, XX
},
618 { "dec{S|}", RMeDX
, XX
, XX
, XX
},
619 { "dec{S|}", RMeBX
, XX
, XX
, XX
},
620 { "dec{S|}", RMeSP
, XX
, XX
, XX
},
621 { "dec{S|}", RMeBP
, XX
, XX
, XX
},
622 { "dec{S|}", RMeSI
, XX
, XX
, XX
},
623 { "dec{S|}", RMeDI
, XX
, XX
, XX
},
625 { "pushV", RMrAX
, XX
, XX
, XX
},
626 { "pushV", RMrCX
, XX
, XX
, XX
},
627 { "pushV", RMrDX
, XX
, XX
, XX
},
628 { "pushV", RMrBX
, XX
, XX
, XX
},
629 { "pushV", RMrSP
, XX
, XX
, XX
},
630 { "pushV", RMrBP
, XX
, XX
, XX
},
631 { "pushV", RMrSI
, XX
, XX
, XX
},
632 { "pushV", RMrDI
, XX
, XX
, XX
},
634 { "popV", RMrAX
, XX
, XX
, XX
},
635 { "popV", RMrCX
, XX
, XX
, XX
},
636 { "popV", RMrDX
, XX
, XX
, XX
},
637 { "popV", RMrBX
, XX
, XX
, XX
},
638 { "popV", RMrSP
, XX
, XX
, XX
},
639 { "popV", RMrBP
, XX
, XX
, XX
},
640 { "popV", RMrSI
, XX
, XX
, XX
},
641 { "popV", RMrDI
, XX
, XX
, XX
},
643 { "pusha{P|}", XX
, XX
, XX
, XX
},
644 { "popa{P|}", XX
, XX
, XX
, XX
},
645 { "bound{S|}", Gv
, Ma
, XX
, XX
},
647 { "(bad)", XX
, XX
, XX
, XX
}, /* seg fs */
648 { "(bad)", XX
, XX
, XX
, XX
}, /* seg gs */
649 { "(bad)", XX
, XX
, XX
, XX
}, /* op size prefix */
650 { "(bad)", XX
, XX
, XX
, XX
}, /* adr size prefix */
652 { "pushT", Iq
, XX
, XX
, XX
},
653 { "imulS", Gv
, Ev
, Iv
, XX
},
654 { "pushT", sIb
, XX
, XX
, XX
},
655 { "imulS", Gv
, Ev
, sIb
, XX
},
656 { "ins{b||b|}", Ybr
, indirDX
, XX
, XX
},
657 { "ins{R||R|}", Yvr
, indirDX
, XX
, XX
},
658 { "outs{b||b|}", indirDXr
, Xb
, XX
, XX
},
659 { "outs{R||R|}", indirDXr
, Xv
, XX
, XX
},
661 { "joH", Jb
, XX
, cond_jump_flag
, XX
},
662 { "jnoH", Jb
, XX
, cond_jump_flag
, XX
},
663 { "jbH", Jb
, XX
, cond_jump_flag
, XX
},
664 { "jaeH", Jb
, XX
, cond_jump_flag
, XX
},
665 { "jeH", Jb
, XX
, cond_jump_flag
, XX
},
666 { "jneH", Jb
, XX
, cond_jump_flag
, XX
},
667 { "jbeH", Jb
, XX
, cond_jump_flag
, XX
},
668 { "jaH", Jb
, XX
, cond_jump_flag
, XX
},
670 { "jsH", Jb
, XX
, cond_jump_flag
, XX
},
671 { "jnsH", Jb
, XX
, cond_jump_flag
, XX
},
672 { "jpH", Jb
, XX
, cond_jump_flag
, XX
},
673 { "jnpH", Jb
, XX
, cond_jump_flag
, XX
},
674 { "jlH", Jb
, XX
, cond_jump_flag
, XX
},
675 { "jgeH", Jb
, XX
, cond_jump_flag
, XX
},
676 { "jleH", Jb
, XX
, cond_jump_flag
, XX
},
677 { "jgH", Jb
, XX
, cond_jump_flag
, XX
},
681 { "(bad)", XX
, XX
, XX
, XX
},
683 { "testB", Eb
, Gb
, XX
, XX
},
684 { "testS", Ev
, Gv
, XX
, XX
},
685 { "xchgB", Eb
, Gb
, XX
, XX
},
686 { "xchgS", Ev
, Gv
, XX
, XX
},
688 { "movB", Eb
, Gb
, XX
, XX
},
689 { "movS", Ev
, Gv
, XX
, XX
},
690 { "movB", Gb
, Eb
, XX
, XX
},
691 { "movS", Gv
, Ev
, XX
, XX
},
692 { "movQ", Sv
, Sw
, XX
, XX
},
693 { "leaS", Gv
, M
, XX
, XX
},
694 { "movQ", Sw
, Sv
, XX
, XX
},
695 { "popU", stackEv
, XX
, XX
, XX
},
697 { "xchgS", NOP_Fixup1
, eAX_reg
, NOP_Fixup2
, eAX_reg
, XX
, XX
},
698 { "xchgS", RMeCX
, eAX
, XX
, XX
},
699 { "xchgS", RMeDX
, eAX
, XX
, XX
},
700 { "xchgS", RMeBX
, eAX
, XX
, XX
},
701 { "xchgS", RMeSP
, eAX
, XX
, XX
},
702 { "xchgS", RMeBP
, eAX
, XX
, XX
},
703 { "xchgS", RMeSI
, eAX
, XX
, XX
},
704 { "xchgS", RMeDI
, eAX
, XX
, XX
},
706 { "cW{tR||tR|}", XX
, XX
, XX
, XX
},
707 { "cR{tO||tO|}", XX
, XX
, XX
, XX
},
708 { "Jcall{T|}", Ap
, XX
, XX
, XX
},
709 { "(bad)", XX
, XX
, XX
, XX
}, /* fwait */
710 { "pushfT", XX
, XX
, XX
, XX
},
711 { "popfT", XX
, XX
, XX
, XX
},
712 { "sahf{|}", XX
, XX
, XX
, XX
},
713 { "lahf{|}", XX
, XX
, XX
, XX
},
715 { "movB", AL
, Ob
, XX
, XX
},
716 { "movS", eAX
, Ov
, XX
, XX
},
717 { "movB", Ob
, AL
, XX
, XX
},
718 { "movS", Ov
, eAX
, XX
, XX
},
719 { "movs{b||b|}", Ybr
, Xb
, XX
, XX
},
720 { "movs{R||R|}", Yvr
, Xv
, XX
, XX
},
721 { "cmps{b||b|}", Xb
, Yb
, XX
, XX
},
722 { "cmps{R||R|}", Xv
, Yv
, XX
, XX
},
724 { "testB", AL
, Ib
, XX
, XX
},
725 { "testS", eAX
, Iv
, XX
, XX
},
726 { "stosB", Ybr
, AL
, XX
, XX
},
727 { "stosS", Yvr
, eAX
, XX
, XX
},
728 { "lodsB", ALr
, Xb
, XX
, XX
},
729 { "lodsS", eAXr
, Xv
, XX
, XX
},
730 { "scasB", AL
, Yb
, XX
, XX
},
731 { "scasS", eAX
, Yv
, XX
, XX
},
733 { "movB", RMAL
, Ib
, XX
, XX
},
734 { "movB", RMCL
, Ib
, XX
, XX
},
735 { "movB", RMDL
, Ib
, XX
, XX
},
736 { "movB", RMBL
, Ib
, XX
, XX
},
737 { "movB", RMAH
, Ib
, XX
, XX
},
738 { "movB", RMCH
, Ib
, XX
, XX
},
739 { "movB", RMDH
, Ib
, XX
, XX
},
740 { "movB", RMBH
, Ib
, XX
, XX
},
742 { "movS", RMeAX
, Iv64
, XX
, XX
},
743 { "movS", RMeCX
, Iv64
, XX
, XX
},
744 { "movS", RMeDX
, Iv64
, XX
, XX
},
745 { "movS", RMeBX
, Iv64
, XX
, XX
},
746 { "movS", RMeSP
, Iv64
, XX
, XX
},
747 { "movS", RMeBP
, Iv64
, XX
, XX
},
748 { "movS", RMeSI
, Iv64
, XX
, XX
},
749 { "movS", RMeDI
, Iv64
, XX
, XX
},
753 { "retT", Iw
, XX
, XX
, XX
},
754 { "retT", XX
, XX
, XX
, XX
},
755 { "les{S|}", Gv
, Mp
, XX
, XX
},
756 { "ldsS", Gv
, Mp
, XX
, XX
},
760 { "enterT", Iw
, Ib
, XX
, XX
},
761 { "leaveT", XX
, XX
, XX
, XX
},
762 { "lretP", Iw
, XX
, XX
, XX
},
763 { "lretP", XX
, XX
, XX
, XX
},
764 { "int3", XX
, XX
, XX
, XX
},
765 { "int", Ib
, XX
, XX
, XX
},
766 { "into{|}", XX
, XX
, XX
, XX
},
767 { "iretP", XX
, XX
, XX
, XX
},
773 { "aam{|}", sIb
, XX
, XX
, XX
},
774 { "aad{|}", sIb
, XX
, XX
, XX
},
775 { "(bad)", XX
, XX
, XX
, XX
},
776 { "xlat", DSBX
, XX
, XX
, XX
},
787 { "loopneFH", Jb
, XX
, loop_jcxz_flag
, XX
},
788 { "loopeFH", Jb
, XX
, loop_jcxz_flag
, XX
},
789 { "loopFH", Jb
, XX
, loop_jcxz_flag
, XX
},
790 { "jEcxzH", Jb
, XX
, loop_jcxz_flag
, XX
},
791 { "inB", AL
, Ib
, XX
, XX
},
792 { "inS", eAX
, Ib
, XX
, XX
},
793 { "outB", Ib
, AL
, XX
, XX
},
794 { "outS", Ib
, eAX
, XX
, XX
},
796 { "callT", Jv
, XX
, XX
, XX
},
797 { "jmpT", Jv
, XX
, XX
, XX
},
798 { "Jjmp{T|}", Ap
, XX
, XX
, XX
},
799 { "jmp", Jb
, XX
, XX
, XX
},
800 { "inB", AL
, indirDX
, XX
, XX
},
801 { "inS", eAX
, indirDX
, XX
, XX
},
802 { "outB", indirDX
, AL
, XX
, XX
},
803 { "outS", indirDX
, eAX
, XX
, XX
},
805 { "(bad)", XX
, XX
, XX
, XX
}, /* lock prefix */
806 { "icebp", XX
, XX
, XX
, XX
},
807 { "(bad)", XX
, XX
, XX
, XX
}, /* repne */
808 { "(bad)", XX
, XX
, XX
, XX
}, /* repz */
809 { "hlt", XX
, XX
, XX
, XX
},
810 { "cmc", XX
, XX
, XX
, XX
},
814 { "clc", XX
, XX
, XX
, XX
},
815 { "stc", XX
, XX
, XX
, XX
},
816 { "cli", XX
, XX
, XX
, XX
},
817 { "sti", XX
, XX
, XX
, XX
},
818 { "cld", XX
, XX
, XX
, XX
},
819 { "std", XX
, XX
, XX
, XX
},
824 static const struct dis386 dis386_twobyte
[] = {
828 { "larS", Gv
, Ew
, XX
, XX
},
829 { "lslS", Gv
, Ew
, XX
, XX
},
830 { "(bad)", XX
, XX
, XX
, XX
},
831 { "syscall", XX
, XX
, XX
, XX
},
832 { "clts", XX
, XX
, XX
, XX
},
833 { "sysretP", XX
, XX
, XX
, XX
},
835 { "invd", XX
, XX
, XX
, XX
},
836 { "wbinvd", XX
, XX
, XX
, XX
},
837 { "(bad)", XX
, XX
, XX
, XX
},
838 { "ud2a", XX
, XX
, XX
, XX
},
839 { "(bad)", XX
, XX
, XX
, XX
},
841 { "femms", XX
, XX
, XX
, XX
},
842 { "", MX
, EM
, OPSUF
, XX
}, /* See OP_3DNowSuffix. */
847 { "movlpX", EX
, XM
, SIMD_Fixup
, 'h', XX
},
848 { "unpcklpX", XM
, EX
, XX
, XX
},
849 { "unpckhpX", XM
, EX
, XX
, XX
},
851 { "movhpX", EX
, XM
, SIMD_Fixup
, 'l', XX
},
854 { "(bad)", XX
, XX
, XX
, XX
},
855 { "(bad)", XX
, XX
, XX
, XX
},
856 { "(bad)", XX
, XX
, XX
, XX
},
857 { "(bad)", XX
, XX
, XX
, XX
},
858 { "(bad)", XX
, XX
, XX
, XX
},
859 { "(bad)", XX
, XX
, XX
, XX
},
860 { "nopQ", Ev
, XX
, XX
, XX
},
862 { "movZ", Rm
, Cm
, XX
, XX
},
863 { "movZ", Rm
, Dm
, XX
, XX
},
864 { "movZ", Cm
, Rm
, XX
, XX
},
865 { "movZ", Dm
, Rm
, XX
, XX
},
866 { "movL", Rd
, Td
, XX
, XX
},
867 { "(bad)", XX
, XX
, XX
, XX
},
868 { "movL", Td
, Rd
, XX
, XX
},
869 { "(bad)", XX
, XX
, XX
, XX
},
871 { "movapX", XM
, EX
, XX
, XX
},
872 { "movapX", EX
, XM
, XX
, XX
},
877 { "ucomisX", XM
,EX
, XX
, XX
},
878 { "comisX", XM
,EX
, XX
, XX
},
880 { "wrmsr", XX
, XX
, XX
, XX
},
881 { "rdtsc", XX
, XX
, XX
, XX
},
882 { "rdmsr", XX
, XX
, XX
, XX
},
883 { "rdpmc", XX
, XX
, XX
, XX
},
884 { "sysenter", XX
, XX
, XX
, XX
},
885 { "sysexit", XX
, XX
, XX
, XX
},
886 { "(bad)", XX
, XX
, XX
, XX
},
887 { "(bad)", XX
, XX
, XX
, XX
},
890 { "(bad)", XX
, XX
, XX
, XX
},
892 { "(bad)", XX
, XX
, XX
, XX
},
893 { "(bad)", XX
, XX
, XX
, XX
},
894 { "(bad)", XX
, XX
, XX
, XX
},
895 { "(bad)", XX
, XX
, XX
, XX
},
896 { "(bad)", XX
, XX
, XX
, XX
},
898 { "cmovo", Gv
, Ev
, XX
, XX
},
899 { "cmovno", Gv
, Ev
, XX
, XX
},
900 { "cmovb", Gv
, Ev
, XX
, XX
},
901 { "cmovae", Gv
, Ev
, XX
, XX
},
902 { "cmove", Gv
, Ev
, XX
, XX
},
903 { "cmovne", Gv
, Ev
, XX
, XX
},
904 { "cmovbe", Gv
, Ev
, XX
, XX
},
905 { "cmova", Gv
, Ev
, XX
, XX
},
907 { "cmovs", Gv
, Ev
, XX
, XX
},
908 { "cmovns", Gv
, Ev
, XX
, XX
},
909 { "cmovp", Gv
, Ev
, XX
, XX
},
910 { "cmovnp", Gv
, Ev
, XX
, XX
},
911 { "cmovl", Gv
, Ev
, XX
, XX
},
912 { "cmovge", Gv
, Ev
, XX
, XX
},
913 { "cmovle", Gv
, Ev
, XX
, XX
},
914 { "cmovg", Gv
, Ev
, XX
, XX
},
916 { "movmskpX", Gdq
, XS
, XX
, XX
},
920 { "andpX", XM
, EX
, XX
, XX
},
921 { "andnpX", XM
, EX
, XX
, XX
},
922 { "orpX", XM
, EX
, XX
, XX
},
923 { "xorpX", XM
, EX
, XX
, XX
},
934 { "punpcklbw", MX
, EM
, XX
, XX
},
935 { "punpcklwd", MX
, EM
, XX
, XX
},
936 { "punpckldq", MX
, EM
, XX
, XX
},
937 { "packsswb", MX
, EM
, XX
, XX
},
938 { "pcmpgtb", MX
, EM
, XX
, XX
},
939 { "pcmpgtw", MX
, EM
, XX
, XX
},
940 { "pcmpgtd", MX
, EM
, XX
, XX
},
941 { "packuswb", MX
, EM
, XX
, XX
},
943 { "punpckhbw", MX
, EM
, XX
, XX
},
944 { "punpckhwd", MX
, EM
, XX
, XX
},
945 { "punpckhdq", MX
, EM
, XX
, XX
},
946 { "packssdw", MX
, EM
, XX
, XX
},
949 { "movd", MX
, Edq
, XX
, XX
},
956 { "pcmpeqb", MX
, EM
, XX
, XX
},
957 { "pcmpeqw", MX
, EM
, XX
, XX
},
958 { "pcmpeqd", MX
, EM
, XX
, XX
},
959 { "emms", XX
, XX
, XX
, XX
},
963 { "(bad)", XX
, XX
, XX
, XX
},
964 { "(bad)", XX
, XX
, XX
, XX
},
970 { "joH", Jv
, XX
, cond_jump_flag
, XX
},
971 { "jnoH", Jv
, XX
, cond_jump_flag
, XX
},
972 { "jbH", Jv
, XX
, cond_jump_flag
, XX
},
973 { "jaeH", Jv
, XX
, cond_jump_flag
, XX
},
974 { "jeH", Jv
, XX
, cond_jump_flag
, XX
},
975 { "jneH", Jv
, XX
, cond_jump_flag
, XX
},
976 { "jbeH", Jv
, XX
, cond_jump_flag
, XX
},
977 { "jaH", Jv
, XX
, cond_jump_flag
, XX
},
979 { "jsH", Jv
, XX
, cond_jump_flag
, XX
},
980 { "jnsH", Jv
, XX
, cond_jump_flag
, XX
},
981 { "jpH", Jv
, XX
, cond_jump_flag
, XX
},
982 { "jnpH", Jv
, XX
, cond_jump_flag
, XX
},
983 { "jlH", Jv
, XX
, cond_jump_flag
, XX
},
984 { "jgeH", Jv
, XX
, cond_jump_flag
, XX
},
985 { "jleH", Jv
, XX
, cond_jump_flag
, XX
},
986 { "jgH", Jv
, XX
, cond_jump_flag
, XX
},
988 { "seto", Eb
, XX
, XX
, XX
},
989 { "setno", Eb
, XX
, XX
, XX
},
990 { "setb", Eb
, XX
, XX
, XX
},
991 { "setae", Eb
, XX
, XX
, XX
},
992 { "sete", Eb
, XX
, XX
, XX
},
993 { "setne", Eb
, XX
, XX
, XX
},
994 { "setbe", Eb
, XX
, XX
, XX
},
995 { "seta", Eb
, XX
, XX
, XX
},
997 { "sets", Eb
, XX
, XX
, XX
},
998 { "setns", Eb
, XX
, XX
, XX
},
999 { "setp", Eb
, XX
, XX
, XX
},
1000 { "setnp", Eb
, XX
, XX
, XX
},
1001 { "setl", Eb
, XX
, XX
, XX
},
1002 { "setge", Eb
, XX
, XX
, XX
},
1003 { "setle", Eb
, XX
, XX
, XX
},
1004 { "setg", Eb
, XX
, XX
, XX
},
1006 { "pushT", fs
, XX
, XX
, XX
},
1007 { "popT", fs
, XX
, XX
, XX
},
1008 { "cpuid", XX
, XX
, XX
, XX
},
1009 { "btS", Ev
, Gv
, XX
, XX
},
1010 { "shldS", Ev
, Gv
, Ib
, XX
},
1011 { "shldS", Ev
, Gv
, CL
, XX
},
1015 { "pushT", gs
, XX
, XX
, XX
},
1016 { "popT", gs
, XX
, XX
, XX
},
1017 { "rsm", XX
, XX
, XX
, XX
},
1018 { "btsS", Ev
, Gv
, XX
, XX
},
1019 { "shrdS", Ev
, Gv
, Ib
, XX
},
1020 { "shrdS", Ev
, Gv
, CL
, XX
},
1022 { "imulS", Gv
, Ev
, XX
, XX
},
1024 { "cmpxchgB", Eb
, Gb
, XX
, XX
},
1025 { "cmpxchgS", Ev
, Gv
, XX
, XX
},
1026 { "lssS", Gv
, Mp
, XX
, XX
},
1027 { "btrS", Ev
, Gv
, XX
, XX
},
1028 { "lfsS", Gv
, Mp
, XX
, XX
},
1029 { "lgsS", Gv
, Mp
, XX
, XX
},
1030 { "movz{bR|x|bR|x}", Gv
, Eb
, XX
, XX
},
1031 { "movz{wR|x|wR|x}", Gv
, Ew
, XX
, XX
}, /* yes, there really is movzww ! */
1034 { "ud2b", XX
, XX
, XX
, XX
},
1036 { "btcS", Ev
, Gv
, XX
, XX
},
1037 { "bsfS", Gv
, Ev
, XX
, XX
},
1039 { "movs{bR|x|bR|x}", Gv
, Eb
, XX
, XX
},
1040 { "movs{wR|x|wR|x}", Gv
, Ew
, XX
, XX
}, /* yes, there really is movsww ! */
1042 { "xaddB", Eb
, Gb
, XX
, XX
},
1043 { "xaddS", Ev
, Gv
, XX
, XX
},
1045 { "movntiS", Ev
, Gv
, XX
, XX
},
1046 { "pinsrw", MX
, Edqw
, Ib
, XX
},
1047 { "pextrw", Gdq
, MS
, Ib
, XX
},
1048 { "shufpX", XM
, EX
, Ib
, XX
},
1051 { "bswap", RMeAX
, XX
, XX
, XX
},
1052 { "bswap", RMeCX
, XX
, XX
, XX
},
1053 { "bswap", RMeDX
, XX
, XX
, XX
},
1054 { "bswap", RMeBX
, XX
, XX
, XX
},
1055 { "bswap", RMeSP
, XX
, XX
, XX
},
1056 { "bswap", RMeBP
, XX
, XX
, XX
},
1057 { "bswap", RMeSI
, XX
, XX
, XX
},
1058 { "bswap", RMeDI
, XX
, XX
, XX
},
1061 { "psrlw", MX
, EM
, XX
, XX
},
1062 { "psrld", MX
, EM
, XX
, XX
},
1063 { "psrlq", MX
, EM
, XX
, XX
},
1064 { "paddq", MX
, EM
, XX
, XX
},
1065 { "pmullw", MX
, EM
, XX
, XX
},
1067 { "pmovmskb", Gdq
, MS
, XX
, XX
},
1069 { "psubusb", MX
, EM
, XX
, XX
},
1070 { "psubusw", MX
, EM
, XX
, XX
},
1071 { "pminub", MX
, EM
, XX
, XX
},
1072 { "pand", MX
, EM
, XX
, XX
},
1073 { "paddusb", MX
, EM
, XX
, XX
},
1074 { "paddusw", MX
, EM
, XX
, XX
},
1075 { "pmaxub", MX
, EM
, XX
, XX
},
1076 { "pandn", MX
, EM
, XX
, XX
},
1078 { "pavgb", MX
, EM
, XX
, XX
},
1079 { "psraw", MX
, EM
, XX
, XX
},
1080 { "psrad", MX
, EM
, XX
, XX
},
1081 { "pavgw", MX
, EM
, XX
, XX
},
1082 { "pmulhuw", MX
, EM
, XX
, XX
},
1083 { "pmulhw", MX
, EM
, XX
, XX
},
1087 { "psubsb", MX
, EM
, XX
, XX
},
1088 { "psubsw", MX
, EM
, XX
, XX
},
1089 { "pminsw", MX
, EM
, XX
, XX
},
1090 { "por", MX
, EM
, XX
, XX
},
1091 { "paddsb", MX
, EM
, XX
, XX
},
1092 { "paddsw", MX
, EM
, XX
, XX
},
1093 { "pmaxsw", MX
, EM
, XX
, XX
},
1094 { "pxor", MX
, EM
, XX
, XX
},
1097 { "psllw", MX
, EM
, XX
, XX
},
1098 { "pslld", MX
, EM
, XX
, XX
},
1099 { "psllq", MX
, EM
, XX
, XX
},
1100 { "pmuludq", MX
, EM
, XX
, XX
},
1101 { "pmaddwd", MX
, EM
, XX
, XX
},
1102 { "psadbw", MX
, EM
, XX
, XX
},
1105 { "psubb", MX
, EM
, XX
, XX
},
1106 { "psubw", MX
, EM
, XX
, XX
},
1107 { "psubd", MX
, EM
, XX
, XX
},
1108 { "psubq", MX
, EM
, XX
, XX
},
1109 { "paddb", MX
, EM
, XX
, XX
},
1110 { "paddw", MX
, EM
, XX
, XX
},
1111 { "paddd", MX
, EM
, XX
, XX
},
1112 { "(bad)", XX
, XX
, XX
, XX
}
1115 static const unsigned char onebyte_has_modrm
[256] = {
1116 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1117 /* ------------------------------- */
1118 /* 00 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 00 */
1119 /* 10 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 10 */
1120 /* 20 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 20 */
1121 /* 30 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 30 */
1122 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 40 */
1123 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 50 */
1124 /* 60 */ 0,0,1,1,0,0,0,0,0,1,0,1,0,0,0,0, /* 60 */
1125 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 70 */
1126 /* 80 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 80 */
1127 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 90 */
1128 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* a0 */
1129 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* b0 */
1130 /* c0 */ 1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0, /* c0 */
1131 /* d0 */ 1,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* d0 */
1132 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* e0 */
1133 /* f0 */ 0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1 /* f0 */
1134 /* ------------------------------- */
1135 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1138 static const unsigned char twobyte_has_modrm
[256] = {
1139 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1140 /* ------------------------------- */
1141 /* 00 */ 1,1,1,1,0,0,0,0,0,0,0,0,0,1,0,1, /* 0f */
1142 /* 10 */ 1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,1, /* 1f */
1143 /* 20 */ 1,1,1,1,1,0,1,0,1,1,1,1,1,1,1,1, /* 2f */
1144 /* 30 */ 0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0, /* 3f */
1145 /* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 4f */
1146 /* 50 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 5f */
1147 /* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 6f */
1148 /* 70 */ 1,1,1,1,1,1,1,0,1,1,0,0,1,1,1,1, /* 7f */
1149 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1150 /* 90 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 9f */
1151 /* a0 */ 0,0,0,1,1,1,1,1,0,0,0,1,1,1,1,1, /* af */
1152 /* b0 */ 1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1, /* bf */
1153 /* c0 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* cf */
1154 /* d0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* df */
1155 /* e0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ef */
1156 /* f0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0 /* ff */
1157 /* ------------------------------- */
1158 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1161 static const unsigned char twobyte_uses_DATA_prefix
[256] = {
1162 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1163 /* ------------------------------- */
1164 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1165 /* 10 */ 1,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0, /* 1f */
1166 /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */
1167 /* 30 */ 0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0, /* 3f */
1168 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1169 /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */
1170 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1, /* 6f */
1171 /* 70 */ 1,0,0,0,0,0,0,0,1,1,0,0,1,1,1,1, /* 7f */
1172 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1173 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1174 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1175 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1176 /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1177 /* d0 */ 1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */
1178 /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */
1179 /* f0 */ 1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0 /* ff */
1180 /* ------------------------------- */
1181 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1184 static const unsigned char twobyte_uses_REPNZ_prefix
[256] = {
1185 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1186 /* ------------------------------- */
1187 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1188 /* 10 */ 1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1189 /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */
1190 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1191 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1192 /* 50 */ 0,1,0,0,0,0,0,0,1,1,1,0,1,1,1,1, /* 5f */
1193 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1194 /* 70 */ 1,0,0,0,0,0,0,0,1,1,0,0,1,1,0,0, /* 7f */
1195 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1196 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1197 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1198 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1199 /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1200 /* d0 */ 1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */
1201 /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */
1202 /* f0 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1203 /* ------------------------------- */
1204 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1207 static const unsigned char twobyte_uses_REPZ_prefix
[256] = {
1208 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1209 /* ------------------------------- */
1210 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1211 /* 10 */ 1,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0, /* 1f */
1212 /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */
1213 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1214 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1215 /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */
1216 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1, /* 6f */
1217 /* 70 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1, /* 7f */
1218 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1219 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1220 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1221 /* b0 */ 0,0,0,0,0,0,0,0,1,0,0,0,0,1,0,0, /* bf */
1222 /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1223 /* d0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */
1224 /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */
1225 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1226 /* ------------------------------- */
1227 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1230 /* This is used to determine if opcode 0f 38 XX uses DATA prefix. */
1231 static const unsigned char threebyte_0x38_uses_DATA_prefix
[256] = {
1232 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1233 /* ------------------------------- */
1234 /* 00 */ 1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0, /* 0f */
1235 /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0, /* 1f */
1236 /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */
1237 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1238 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1239 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
1240 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1241 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */
1242 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1243 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1244 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1245 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1246 /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1247 /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
1248 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
1249 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1250 /* ------------------------------- */
1251 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1254 /* This is used to determine if opcode 0f 38 XX uses REPNZ prefix. */
1255 static const unsigned char threebyte_0x38_uses_REPNZ_prefix
[256] = {
1256 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1257 /* ------------------------------- */
1258 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1259 /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1260 /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */
1261 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1262 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1263 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
1264 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1265 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */
1266 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1267 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1268 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1269 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1270 /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1271 /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
1272 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
1273 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1274 /* ------------------------------- */
1275 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1278 /* This is used to determine if opcode 0f 38 XX uses REPZ prefix. */
1279 static const unsigned char threebyte_0x38_uses_REPZ_prefix
[256] = {
1280 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1281 /* ------------------------------- */
1282 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1283 /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1284 /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */
1285 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1286 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1287 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
1288 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1289 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */
1290 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1291 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1292 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1293 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1294 /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1295 /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
1296 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
1297 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1298 /* ------------------------------- */
1299 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1302 /* This is used to determine if opcode 0f 3a XX uses DATA prefix. */
1303 static const unsigned char threebyte_0x3a_uses_DATA_prefix
[256] = {
1304 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1305 /* ------------------------------- */
1306 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1, /* 0f */
1307 /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1308 /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */
1309 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1310 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1311 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
1312 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1313 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */
1314 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1315 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1316 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1317 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1318 /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1319 /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
1320 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
1321 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1322 /* ------------------------------- */
1323 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1326 /* This is used to determine if opcode 0f 3a XX uses REPNZ prefix. */
1327 static const unsigned char threebyte_0x3a_uses_REPNZ_prefix
[256] = {
1328 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1329 /* ------------------------------- */
1330 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1331 /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1332 /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */
1333 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1334 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1335 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
1336 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1337 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */
1338 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1339 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1340 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1341 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1342 /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1343 /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
1344 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
1345 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1346 /* ------------------------------- */
1347 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1350 /* This is used to determine if opcode 0f 3a XX uses REPZ prefix. */
1351 static const unsigned char threebyte_0x3a_uses_REPZ_prefix
[256] = {
1352 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1353 /* ------------------------------- */
1354 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1355 /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1356 /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */
1357 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1358 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1359 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */
1360 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */
1361 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */
1362 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1363 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1364 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1365 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1366 /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1367 /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */
1368 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */
1369 /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */
1370 /* ------------------------------- */
1371 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1374 static char obuf
[100];
1376 static char scratchbuf
[100];
1377 static unsigned char *start_codep
;
1378 static unsigned char *insn_codep
;
1379 static unsigned char *codep
;
1380 static disassemble_info
*the_info
;
1384 static unsigned char need_modrm
;
1386 /* If we are accessing mod/rm/reg without need_modrm set, then the
1387 values are stale. Hitting this abort likely indicates that you
1388 need to update onebyte_has_modrm or twobyte_has_modrm. */
1389 #define MODRM_CHECK if (!need_modrm) abort ()
1391 static const char **names64
;
1392 static const char **names32
;
1393 static const char **names16
;
1394 static const char **names8
;
1395 static const char **names8rex
;
1396 static const char **names_seg
;
1397 static const char **index16
;
1399 static const char *intel_names64
[] = {
1400 "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi",
1401 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
1403 static const char *intel_names32
[] = {
1404 "eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi",
1405 "r8d", "r9d", "r10d", "r11d", "r12d", "r13d", "r14d", "r15d"
1407 static const char *intel_names16
[] = {
1408 "ax", "cx", "dx", "bx", "sp", "bp", "si", "di",
1409 "r8w", "r9w", "r10w", "r11w", "r12w", "r13w", "r14w", "r15w"
1411 static const char *intel_names8
[] = {
1412 "al", "cl", "dl", "bl", "ah", "ch", "dh", "bh",
1414 static const char *intel_names8rex
[] = {
1415 "al", "cl", "dl", "bl", "spl", "bpl", "sil", "dil",
1416 "r8b", "r9b", "r10b", "r11b", "r12b", "r13b", "r14b", "r15b"
1418 static const char *intel_names_seg
[] = {
1419 "es", "cs", "ss", "ds", "fs", "gs", "?", "?",
1421 static const char *intel_index16
[] = {
1422 "bx+si", "bx+di", "bp+si", "bp+di", "si", "di", "bp", "bx"
1425 static const char *att_names64
[] = {
1426 "%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi",
1427 "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15"
1429 static const char *att_names32
[] = {
1430 "%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi",
1431 "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d"
1433 static const char *att_names16
[] = {
1434 "%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di",
1435 "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w"
1437 static const char *att_names8
[] = {
1438 "%al", "%cl", "%dl", "%bl", "%ah", "%ch", "%dh", "%bh",
1440 static const char *att_names8rex
[] = {
1441 "%al", "%cl", "%dl", "%bl", "%spl", "%bpl", "%sil", "%dil",
1442 "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b"
1444 static const char *att_names_seg
[] = {
1445 "%es", "%cs", "%ss", "%ds", "%fs", "%gs", "%?", "%?",
1447 static const char *att_index16
[] = {
1448 "%bx,%si", "%bx,%di", "%bp,%si", "%bp,%di", "%si", "%di", "%bp", "%bx"
1451 static const struct dis386 grps
[][8] = {
1454 { "addA", Eb
, Ib
, XX
, XX
},
1455 { "orA", Eb
, Ib
, XX
, XX
},
1456 { "adcA", Eb
, Ib
, XX
, XX
},
1457 { "sbbA", Eb
, Ib
, XX
, XX
},
1458 { "andA", Eb
, Ib
, XX
, XX
},
1459 { "subA", Eb
, Ib
, XX
, XX
},
1460 { "xorA", Eb
, Ib
, XX
, XX
},
1461 { "cmpA", Eb
, Ib
, XX
, XX
}
1465 { "addQ", Ev
, Iv
, XX
, XX
},
1466 { "orQ", Ev
, Iv
, XX
, XX
},
1467 { "adcQ", Ev
, Iv
, XX
, XX
},
1468 { "sbbQ", Ev
, Iv
, XX
, XX
},
1469 { "andQ", Ev
, Iv
, XX
, XX
},
1470 { "subQ", Ev
, Iv
, XX
, XX
},
1471 { "xorQ", Ev
, Iv
, XX
, XX
},
1472 { "cmpQ", Ev
, Iv
, XX
, XX
}
1476 { "addQ", Ev
, sIb
, XX
, XX
},
1477 { "orQ", Ev
, sIb
, XX
, XX
},
1478 { "adcQ", Ev
, sIb
, XX
, XX
},
1479 { "sbbQ", Ev
, sIb
, XX
, XX
},
1480 { "andQ", Ev
, sIb
, XX
, XX
},
1481 { "subQ", Ev
, sIb
, XX
, XX
},
1482 { "xorQ", Ev
, sIb
, XX
, XX
},
1483 { "cmpQ", Ev
, sIb
, XX
, XX
}
1487 { "rolA", Eb
, Ib
, XX
, XX
},
1488 { "rorA", Eb
, Ib
, XX
, XX
},
1489 { "rclA", Eb
, Ib
, XX
, XX
},
1490 { "rcrA", Eb
, Ib
, XX
, XX
},
1491 { "shlA", Eb
, Ib
, XX
, XX
},
1492 { "shrA", Eb
, Ib
, XX
, XX
},
1493 { "(bad)", XX
, XX
, XX
, XX
},
1494 { "sarA", Eb
, Ib
, XX
, XX
},
1498 { "rolQ", Ev
, Ib
, XX
, XX
},
1499 { "rorQ", Ev
, Ib
, XX
, XX
},
1500 { "rclQ", Ev
, Ib
, XX
, XX
},
1501 { "rcrQ", Ev
, Ib
, XX
, XX
},
1502 { "shlQ", Ev
, Ib
, XX
, XX
},
1503 { "shrQ", Ev
, Ib
, XX
, XX
},
1504 { "(bad)", XX
, XX
, XX
, XX
},
1505 { "sarQ", Ev
, Ib
, XX
, XX
},
1509 { "rolA", Eb
, I1
, XX
, XX
},
1510 { "rorA", Eb
, I1
, XX
, XX
},
1511 { "rclA", Eb
, I1
, XX
, XX
},
1512 { "rcrA", Eb
, I1
, XX
, XX
},
1513 { "shlA", Eb
, I1
, XX
, XX
},
1514 { "shrA", Eb
, I1
, XX
, XX
},
1515 { "(bad)", XX
, XX
, XX
, XX
},
1516 { "sarA", Eb
, I1
, XX
, XX
},
1520 { "rolQ", Ev
, I1
, XX
, XX
},
1521 { "rorQ", Ev
, I1
, XX
, XX
},
1522 { "rclQ", Ev
, I1
, XX
, XX
},
1523 { "rcrQ", Ev
, I1
, XX
, XX
},
1524 { "shlQ", Ev
, I1
, XX
, XX
},
1525 { "shrQ", Ev
, I1
, XX
, XX
},
1526 { "(bad)", XX
, XX
, XX
, XX
},
1527 { "sarQ", Ev
, I1
, XX
, XX
},
1531 { "rolA", Eb
, CL
, XX
, XX
},
1532 { "rorA", Eb
, CL
, XX
, XX
},
1533 { "rclA", Eb
, CL
, XX
, XX
},
1534 { "rcrA", Eb
, CL
, XX
, XX
},
1535 { "shlA", Eb
, CL
, XX
, XX
},
1536 { "shrA", Eb
, CL
, XX
, XX
},
1537 { "(bad)", XX
, XX
, XX
, XX
},
1538 { "sarA", Eb
, CL
, XX
, XX
},
1542 { "rolQ", Ev
, CL
, XX
, XX
},
1543 { "rorQ", Ev
, CL
, XX
, XX
},
1544 { "rclQ", Ev
, CL
, XX
, XX
},
1545 { "rcrQ", Ev
, CL
, XX
, XX
},
1546 { "shlQ", Ev
, CL
, XX
, XX
},
1547 { "shrQ", Ev
, CL
, XX
, XX
},
1548 { "(bad)", XX
, XX
, XX
, XX
},
1549 { "sarQ", Ev
, CL
, XX
, XX
}
1553 { "testA", Eb
, Ib
, XX
, XX
},
1554 { "(bad)", Eb
, XX
, XX
, XX
},
1555 { "notA", Eb
, XX
, XX
, XX
},
1556 { "negA", Eb
, XX
, XX
, XX
},
1557 { "mulA", Eb
, XX
, XX
, XX
}, /* Don't print the implicit %al register, */
1558 { "imulA", Eb
, XX
, XX
, XX
}, /* to distinguish these opcodes from other */
1559 { "divA", Eb
, XX
, XX
, XX
}, /* mul/imul opcodes. Do the same for div */
1560 { "idivA", Eb
, XX
, XX
, XX
} /* and idiv for consistency. */
1564 { "testQ", Ev
, Iv
, XX
, XX
},
1565 { "(bad)", XX
, XX
, XX
, XX
},
1566 { "notQ", Ev
, XX
, XX
, XX
},
1567 { "negQ", Ev
, XX
, XX
, XX
},
1568 { "mulQ", Ev
, XX
, XX
, XX
}, /* Don't print the implicit register. */
1569 { "imulQ", Ev
, XX
, XX
, XX
},
1570 { "divQ", Ev
, XX
, XX
, XX
},
1571 { "idivQ", Ev
, XX
, XX
, XX
},
1575 { "incA", Eb
, XX
, XX
, XX
},
1576 { "decA", Eb
, XX
, XX
, XX
},
1577 { "(bad)", XX
, XX
, XX
, XX
},
1578 { "(bad)", XX
, XX
, XX
, XX
},
1579 { "(bad)", XX
, XX
, XX
, XX
},
1580 { "(bad)", XX
, XX
, XX
, XX
},
1581 { "(bad)", XX
, XX
, XX
, XX
},
1582 { "(bad)", XX
, XX
, XX
, XX
},
1586 { "incQ", Ev
, XX
, XX
, XX
},
1587 { "decQ", Ev
, XX
, XX
, XX
},
1588 { "callT", indirEv
, XX
, XX
, XX
},
1589 { "JcallT", indirEp
, XX
, XX
, XX
},
1590 { "jmpT", indirEv
, XX
, XX
, XX
},
1591 { "JjmpT", indirEp
, XX
, XX
, XX
},
1592 { "pushU", stackEv
, XX
, XX
, XX
},
1593 { "(bad)", XX
, XX
, XX
, XX
},
1597 { "sldt", Ev
, XX
, XX
, XX
},
1598 { "str", Ev
, XX
, XX
, XX
},
1599 { "lldt", Ew
, XX
, XX
, XX
},
1600 { "ltr", Ew
, XX
, XX
, XX
},
1601 { "verr", Ew
, XX
, XX
, XX
},
1602 { "verw", Ew
, XX
, XX
, XX
},
1603 { "(bad)", XX
, XX
, XX
, XX
},
1604 { "(bad)", XX
, XX
, XX
, XX
}
1608 { "sgdt{Q|IQ||}", VMX_Fixup
, 0, XX
, XX
, XX
},
1609 { "sidt{Q|IQ||}", PNI_Fixup
, 0, XX
, XX
, XX
},
1610 { "lgdt{Q|Q||}", M
, XX
, XX
, XX
},
1611 { "lidt{Q|Q||}", SVME_Fixup
, 0, XX
, XX
, XX
},
1612 { "smsw", Ev
, XX
, XX
, XX
},
1613 { "(bad)", XX
, XX
, XX
, XX
},
1614 { "lmsw", Ew
, XX
, XX
, XX
},
1615 { "invlpg", INVLPG_Fixup
, w_mode
, XX
, XX
, XX
},
1619 { "(bad)", XX
, XX
, XX
, XX
},
1620 { "(bad)", XX
, XX
, XX
, XX
},
1621 { "(bad)", XX
, XX
, XX
, XX
},
1622 { "(bad)", XX
, XX
, XX
, XX
},
1623 { "btQ", Ev
, Ib
, XX
, XX
},
1624 { "btsQ", Ev
, Ib
, XX
, XX
},
1625 { "btrQ", Ev
, Ib
, XX
, XX
},
1626 { "btcQ", Ev
, Ib
, XX
, XX
},
1630 { "(bad)", XX
, XX
, XX
, XX
},
1631 { "cmpxchg8b", Eq
, XX
, XX
, XX
},
1632 { "(bad)", XX
, XX
, XX
, XX
},
1633 { "(bad)", XX
, XX
, XX
, XX
},
1634 { "(bad)", XX
, XX
, XX
, XX
},
1635 { "(bad)", XX
, XX
, XX
, XX
},
1636 { "", VM
, XX
, XX
, XX
}, /* See OP_VMX. */
1637 { "vmptrst", Eq
, XX
, XX
, XX
},
1641 { "movA", Eb
, Ib
, XX
, XX
},
1642 { "(bad)", XX
, XX
, XX
, XX
},
1643 { "(bad)", XX
, XX
, XX
, XX
},
1644 { "(bad)", XX
, XX
, XX
, XX
},
1645 { "(bad)", XX
, XX
, XX
, XX
},
1646 { "(bad)", XX
, XX
, XX
, XX
},
1647 { "(bad)", XX
, XX
, XX
, XX
},
1648 { "(bad)", XX
, XX
, XX
, XX
},
1652 { "movQ", Ev
, Iv
, XX
, XX
},
1653 { "(bad)", XX
, XX
, XX
, XX
},
1654 { "(bad)", XX
, XX
, XX
, XX
},
1655 { "(bad)", XX
, XX
, XX
, XX
},
1656 { "(bad)", XX
, XX
, XX
, XX
},
1657 { "(bad)", XX
, XX
, XX
, XX
},
1658 { "(bad)", XX
, XX
, XX
, XX
},
1659 { "(bad)", XX
, XX
, XX
, XX
},
1663 { "(bad)", XX
, XX
, XX
, XX
},
1664 { "(bad)", XX
, XX
, XX
, XX
},
1665 { "psrlw", MS
, Ib
, XX
, XX
},
1666 { "(bad)", XX
, XX
, XX
, XX
},
1667 { "psraw", MS
, Ib
, XX
, XX
},
1668 { "(bad)", XX
, XX
, XX
, XX
},
1669 { "psllw", MS
, Ib
, XX
, XX
},
1670 { "(bad)", XX
, XX
, XX
, XX
},
1674 { "(bad)", XX
, XX
, XX
, XX
},
1675 { "(bad)", XX
, XX
, XX
, XX
},
1676 { "psrld", MS
, Ib
, XX
, XX
},
1677 { "(bad)", XX
, XX
, XX
, XX
},
1678 { "psrad", MS
, Ib
, XX
, XX
},
1679 { "(bad)", XX
, XX
, XX
, XX
},
1680 { "pslld", MS
, Ib
, XX
, XX
},
1681 { "(bad)", XX
, XX
, XX
, XX
},
1685 { "(bad)", XX
, XX
, XX
, XX
},
1686 { "(bad)", XX
, XX
, XX
, XX
},
1687 { "psrlq", MS
, Ib
, XX
, XX
},
1688 { "psrldq", MS
, Ib
, XX
, XX
},
1689 { "(bad)", XX
, XX
, XX
, XX
},
1690 { "(bad)", XX
, XX
, XX
, XX
},
1691 { "psllq", MS
, Ib
, XX
, XX
},
1692 { "pslldq", MS
, Ib
, XX
, XX
},
1696 { "fxsave", Ev
, XX
, XX
, XX
},
1697 { "fxrstor", Ev
, XX
, XX
, XX
},
1698 { "ldmxcsr", Ev
, XX
, XX
, XX
},
1699 { "stmxcsr", Ev
, XX
, XX
, XX
},
1700 { "(bad)", XX
, XX
, XX
, XX
},
1701 { "lfence", OP_0fae
, 0, XX
, XX
, XX
},
1702 { "mfence", OP_0fae
, 0, XX
, XX
, XX
},
1703 { "clflush", OP_0fae
, 0, XX
, XX
, XX
},
1707 { "prefetchnta", Ev
, XX
, XX
, XX
},
1708 { "prefetcht0", Ev
, XX
, XX
, XX
},
1709 { "prefetcht1", Ev
, XX
, XX
, XX
},
1710 { "prefetcht2", Ev
, XX
, XX
, XX
},
1711 { "(bad)", XX
, XX
, XX
, XX
},
1712 { "(bad)", XX
, XX
, XX
, XX
},
1713 { "(bad)", XX
, XX
, XX
, XX
},
1714 { "(bad)", XX
, XX
, XX
, XX
},
1718 { "prefetch", Eb
, XX
, XX
, XX
},
1719 { "prefetchw", Eb
, XX
, XX
, XX
},
1720 { "(bad)", XX
, XX
, XX
, XX
},
1721 { "(bad)", XX
, XX
, XX
, XX
},
1722 { "(bad)", XX
, XX
, XX
, XX
},
1723 { "(bad)", XX
, XX
, XX
, XX
},
1724 { "(bad)", XX
, XX
, XX
, XX
},
1725 { "(bad)", XX
, XX
, XX
, XX
},
1729 { "xstore-rng", OP_0f07
, 0, XX
, XX
, XX
},
1730 { "xcrypt-ecb", OP_0f07
, 0, XX
, XX
, XX
},
1731 { "xcrypt-cbc", OP_0f07
, 0, XX
, XX
, XX
},
1732 { "xcrypt-ctr", OP_0f07
, 0, XX
, XX
, XX
},
1733 { "xcrypt-cfb", OP_0f07
, 0, XX
, XX
, XX
},
1734 { "xcrypt-ofb", OP_0f07
, 0, XX
, XX
, XX
},
1735 { "(bad)", OP_0f07
, 0, XX
, XX
, XX
},
1736 { "(bad)", OP_0f07
, 0, XX
, XX
, XX
},
1740 { "montmul", OP_0f07
, 0, XX
, XX
, XX
},
1741 { "xsha1", OP_0f07
, 0, XX
, XX
, XX
},
1742 { "xsha256", OP_0f07
, 0, XX
, XX
, XX
},
1743 { "(bad)", OP_0f07
, 0, XX
, XX
, XX
},
1744 { "(bad)", OP_0f07
, 0, XX
, XX
, XX
},
1745 { "(bad)", OP_0f07
, 0, XX
, XX
, XX
},
1746 { "(bad)", OP_0f07
, 0, XX
, XX
, XX
},
1747 { "(bad)", OP_0f07
, 0, XX
, XX
, XX
},
1751 static const struct dis386 prefix_user_table
[][4] = {
1754 { "addps", XM
, EX
, XX
, XX
},
1755 { "addss", XM
, EX
, XX
, XX
},
1756 { "addpd", XM
, EX
, XX
, XX
},
1757 { "addsd", XM
, EX
, XX
, XX
},
1761 { "", XM
, EX
, OPSIMD
, XX
}, /* See OP_SIMD_SUFFIX. */
1762 { "", XM
, EX
, OPSIMD
, XX
},
1763 { "", XM
, EX
, OPSIMD
, XX
},
1764 { "", XM
, EX
, OPSIMD
, XX
},
1768 { "cvtpi2ps", XM
, EMC
, XX
, XX
},
1769 { "cvtsi2ssY", XM
, Ev
, XX
, XX
},
1770 { "cvtpi2pd", XM
, EMC
, XX
, XX
},
1771 { "cvtsi2sdY", XM
, Ev
, XX
, XX
},
1775 { "cvtps2pi", MXC
, EX
, XX
, XX
},
1776 { "cvtss2siY", Gv
, EX
, XX
, XX
},
1777 { "cvtpd2pi", MXC
, EX
, XX
, XX
},
1778 { "cvtsd2siY", Gv
, EX
, XX
, XX
},
1782 { "cvttps2pi", MXC
, EX
, XX
, XX
},
1783 { "cvttss2siY", Gv
, EX
, XX
, XX
},
1784 { "cvttpd2pi", MXC
, EX
, XX
, XX
},
1785 { "cvttsd2siY", Gv
, EX
, XX
, XX
},
1789 { "divps", XM
, EX
, XX
, XX
},
1790 { "divss", XM
, EX
, XX
, XX
},
1791 { "divpd", XM
, EX
, XX
, XX
},
1792 { "divsd", XM
, EX
, XX
, XX
},
1796 { "maxps", XM
, EX
, XX
, XX
},
1797 { "maxss", XM
, EX
, XX
, XX
},
1798 { "maxpd", XM
, EX
, XX
, XX
},
1799 { "maxsd", XM
, EX
, XX
, XX
},
1803 { "minps", XM
, EX
, XX
, XX
},
1804 { "minss", XM
, EX
, XX
, XX
},
1805 { "minpd", XM
, EX
, XX
, XX
},
1806 { "minsd", XM
, EX
, XX
, XX
},
1810 { "movups", XM
, EX
, XX
, XX
},
1811 { "movss", XM
, EX
, XX
, XX
},
1812 { "movupd", XM
, EX
, XX
, XX
},
1813 { "movsd", XM
, EX
, XX
, XX
},
1817 { "movups", EX
, XM
, XX
, XX
},
1818 { "movss", EX
, XM
, XX
, XX
},
1819 { "movupd", EX
, XM
, XX
, XX
},
1820 { "movsd", EX
, XM
, XX
, XX
},
1824 { "mulps", XM
, EX
, XX
, XX
},
1825 { "mulss", XM
, EX
, XX
, XX
},
1826 { "mulpd", XM
, EX
, XX
, XX
},
1827 { "mulsd", XM
, EX
, XX
, XX
},
1831 { "rcpps", XM
, EX
, XX
, XX
},
1832 { "rcpss", XM
, EX
, XX
, XX
},
1833 { "(bad)", XM
, EX
, XX
, XX
},
1834 { "(bad)", XM
, EX
, XX
, XX
},
1838 { "rsqrtps", XM
, EX
, XX
, XX
},
1839 { "rsqrtss", XM
, EX
, XX
, XX
},
1840 { "(bad)", XM
, EX
, XX
, XX
},
1841 { "(bad)", XM
, EX
, XX
, XX
},
1845 { "sqrtps", XM
, EX
, XX
, XX
},
1846 { "sqrtss", XM
, EX
, XX
, XX
},
1847 { "sqrtpd", XM
, EX
, XX
, XX
},
1848 { "sqrtsd", XM
, EX
, XX
, XX
},
1852 { "subps", XM
, EX
, XX
, XX
},
1853 { "subss", XM
, EX
, XX
, XX
},
1854 { "subpd", XM
, EX
, XX
, XX
},
1855 { "subsd", XM
, EX
, XX
, XX
},
1859 { "(bad)", XM
, EX
, XX
, XX
},
1860 { "cvtdq2pd", XM
, EX
, XX
, XX
},
1861 { "cvttpd2dq", XM
, EX
, XX
, XX
},
1862 { "cvtpd2dq", XM
, EX
, XX
, XX
},
1866 { "cvtdq2ps", XM
, EX
, XX
, XX
},
1867 { "cvttps2dq",XM
, EX
, XX
, XX
},
1868 { "cvtps2dq",XM
, EX
, XX
, XX
},
1869 { "(bad)", XM
, EX
, XX
, XX
},
1873 { "cvtps2pd", XM
, EX
, XX
, XX
},
1874 { "cvtss2sd", XM
, EX
, XX
, XX
},
1875 { "cvtpd2ps", XM
, EX
, XX
, XX
},
1876 { "cvtsd2ss", XM
, EX
, XX
, XX
},
1880 { "maskmovq", MX
, MS
, XX
, XX
},
1881 { "(bad)", XM
, EX
, XX
, XX
},
1882 { "maskmovdqu", XM
, XS
, XX
, XX
},
1883 { "(bad)", XM
, EX
, XX
, XX
},
1887 { "movq", MX
, EM
, XX
, XX
},
1888 { "movdqu", XM
, EX
, XX
, XX
},
1889 { "movdqa", XM
, EX
, XX
, XX
},
1890 { "(bad)", XM
, EX
, XX
, XX
},
1894 { "movq", EM
, MX
, XX
, XX
},
1895 { "movdqu", EX
, XM
, XX
, XX
},
1896 { "movdqa", EX
, XM
, XX
, XX
},
1897 { "(bad)", EX
, XM
, XX
, XX
},
1901 { "(bad)", EX
, XM
, XX
, XX
},
1902 { "movq2dq", XM
, MS
, XX
, XX
},
1903 { "movq", EX
, XM
, XX
, XX
},
1904 { "movdq2q", MX
, XS
, XX
, XX
},
1908 { "pshufw", MX
, EM
, Ib
, XX
},
1909 { "pshufhw", XM
, EX
, Ib
, XX
},
1910 { "pshufd", XM
, EX
, Ib
, XX
},
1911 { "pshuflw", XM
, EX
, Ib
, XX
},
1915 { "movd", Edq
, MX
, XX
, XX
},
1916 { "movq", XM
, EX
, XX
, XX
},
1917 { "movd", Edq
, XM
, XX
, XX
},
1918 { "(bad)", Ed
, XM
, XX
, XX
},
1922 { "(bad)", MX
, EX
, XX
, XX
},
1923 { "(bad)", XM
, EX
, XX
, XX
},
1924 { "punpckhqdq", XM
, EX
, XX
, XX
},
1925 { "(bad)", XM
, EX
, XX
, XX
},
1929 { "movntq", EM
, MX
, XX
, XX
},
1930 { "(bad)", EM
, XM
, XX
, XX
},
1931 { "movntdq", EM
, XM
, XX
, XX
},
1932 { "(bad)", EM
, XM
, XX
, XX
},
1936 { "(bad)", MX
, EX
, XX
, XX
},
1937 { "(bad)", XM
, EX
, XX
, XX
},
1938 { "punpcklqdq", XM
, EX
, XX
, XX
},
1939 { "(bad)", XM
, EX
, XX
, XX
},
1943 { "(bad)", MX
, EX
, XX
, XX
},
1944 { "(bad)", XM
, EX
, XX
, XX
},
1945 { "addsubpd", XM
, EX
, XX
, XX
},
1946 { "addsubps", XM
, EX
, XX
, XX
},
1950 { "(bad)", MX
, EX
, XX
, XX
},
1951 { "(bad)", XM
, EX
, XX
, XX
},
1952 { "haddpd", XM
, EX
, XX
, XX
},
1953 { "haddps", XM
, EX
, XX
, XX
},
1957 { "(bad)", MX
, EX
, XX
, XX
},
1958 { "(bad)", XM
, EX
, XX
, XX
},
1959 { "hsubpd", XM
, EX
, XX
, XX
},
1960 { "hsubps", XM
, EX
, XX
, XX
},
1964 { "movlpX", XM
, EX
, SIMD_Fixup
, 'h', XX
}, /* really only 2 operands */
1965 { "movsldup", XM
, EX
, XX
, XX
},
1966 { "movlpd", XM
, EX
, XX
, XX
},
1967 { "movddup", XM
, EX
, XX
, XX
},
1971 { "movhpX", XM
, EX
, SIMD_Fixup
, 'l', XX
},
1972 { "movshdup", XM
, EX
, XX
, XX
},
1973 { "movhpd", XM
, EX
, XX
, XX
},
1974 { "(bad)", XM
, EX
, XX
, XX
},
1978 { "(bad)", XM
, EX
, XX
, XX
},
1979 { "(bad)", XM
, EX
, XX
, XX
},
1980 { "(bad)", XM
, EX
, XX
, XX
},
1981 { "lddqu", XM
, M
, XX
, XX
},
1985 {"movntps",Ev
, XM
, XX
, XX
},
1986 {"movntss",Ev
, XM
, XX
, XX
},
1987 {"movntpd",Ev
, XM
, XX
, XX
},
1988 {"movntsd",Ev
, XM
, XX
, XX
},
1993 {"vmread", Em
, Gm
, XX
, XX
},
1994 {"(bad)", XX
, XX
, XX
, XX
},
1995 {"extrq", XS
, Ib
, Ib
, XX
},
1996 {"insertq",XM
, XS
, Ib
, Ib
},
2001 {"vmwrite", Gm
, Em
, XX
, XX
},
2002 {"(bad)", XX
, XX
, XX
, XX
},
2003 {"extrq", XM
, XS
, XX
, XX
},
2004 {"insertq", XM
, XS
, XX
, XX
},
2009 { "bsrS", Gv
, Ev
, XX
, XX
},
2010 { "lzcntS", Gv
, Ev
, XX
, XX
},
2011 { "bsrS", Gv
, Ev
, XX
, XX
},
2012 { "(bad)", XX
, XX
, XX
, XX
},
2017 { "(bad)", XX
, XX
, XX
, XX
},
2018 { "popcntS",Gv
, Ev
, XX
, XX
},
2019 { "(bad)", XX
, XX
, XX
, XX
},
2020 { "(bad)", XX
, XX
, XX
, XX
},
2024 static const struct dis386 x86_64_table
[][2] = {
2026 { "arpl", Ew
, Gw
, XX
, XX
},
2027 { "movs{||lq|xd}", Gv
, Ed
, XX
, XX
},
2031 static const struct dis386 three_byte_table
[][256] = {
2035 { "pshufb", MX
, EM
, XX
, XX
},
2036 { "phaddw", MX
, EM
, XX
, XX
},
2037 { "phaddd", MX
, EM
, XX
, XX
},
2038 { "phaddsw", MX
, EM
, XX
, XX
},
2039 { "pmaddubsw", MX
, EM
, XX
, XX
},
2040 { "phsubw", MX
, EM
, XX
, XX
},
2041 { "phsubd", MX
, EM
, XX
, XX
},
2042 { "phsubsw", MX
, EM
, XX
, XX
},
2044 { "psignb", MX
, EM
, XX
, XX
},
2045 { "psignw", MX
, EM
, XX
, XX
},
2046 { "psignd", MX
, EM
, XX
, XX
},
2047 { "pmulhrsw", MX
, EM
, XX
, XX
},
2048 { "(bad)", XX
, XX
, XX
, XX
},
2049 { "(bad)", XX
, XX
, XX
, XX
},
2050 { "(bad)", XX
, XX
, XX
, XX
},
2051 { "(bad)", XX
, XX
, XX
, XX
},
2053 { "(bad)", XX
, XX
, XX
, XX
},
2054 { "(bad)", XX
, XX
, 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
},
2059 { "(bad)", XX
, XX
, XX
, XX
},
2060 { "(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 { "pabsb", MX
, EM
, XX
, XX
},
2067 { "pabsw", MX
, EM
, XX
, XX
},
2068 { "pabsd", MX
, EM
, XX
, XX
},
2069 { "(bad)", XX
, XX
, XX
, XX
},
2071 { "(bad)", XX
, XX
, XX
, XX
},
2072 { "(bad)", XX
, XX
, XX
, XX
},
2073 { "(bad)", XX
, XX
, XX
, XX
},
2074 { "(bad)", XX
, XX
, XX
, XX
},
2075 { "(bad)", XX
, XX
, XX
, XX
},
2076 { "(bad)", XX
, XX
, XX
, XX
},
2077 { "(bad)", XX
, XX
, XX
, XX
},
2078 { "(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
},
2086 { "(bad)", XX
, XX
, XX
, XX
},
2087 { "(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
},
2095 { "(bad)", XX
, XX
, XX
, XX
},
2096 { "(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
},
2104 { "(bad)", XX
, XX
, XX
, XX
},
2105 { "(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
},
2113 { "(bad)", XX
, XX
, XX
, XX
},
2114 { "(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
},
2122 { "(bad)", XX
, XX
, XX
, XX
},
2123 { "(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
},
2131 { "(bad)", XX
, XX
, XX
, XX
},
2132 { "(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
},
2140 { "(bad)", XX
, XX
, XX
, XX
},
2141 { "(bad)", XX
, XX
, XX
, XX
},
2143 { "(bad)", XX
, XX
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, XX
},
2529 { "(bad)", XX
, XX
, XX
, XX
},
2530 { "(bad)", XX
, XX
, XX
, XX
},
2531 { "(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
},
2539 { "(bad)", XX
, XX
, XX
, XX
},
2540 { "(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
},
2548 { "(bad)", XX
, XX
, XX
, XX
},
2549 { "(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
},
2557 { "(bad)", XX
, XX
, XX
, XX
},
2558 { "(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
},
2566 { "(bad)", XX
, XX
, XX
, XX
},
2567 { "(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
},
2575 { "(bad)", XX
, XX
, XX
, XX
},
2576 { "(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
},
2584 { "(bad)", XX
, XX
, XX
, XX
},
2585 { "(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
},
2593 { "(bad)", XX
, XX
, XX
, XX
},
2594 { "(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
},
2602 { "(bad)", XX
, XX
, XX
, XX
},
2603 { "(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
},
2611 { "(bad)", XX
, XX
, XX
, XX
},
2612 { "(bad)", XX
, XX
, XX
, XX
}
2616 #define INTERNAL_DISASSEMBLER_ERROR _("<internal disassembler error>")
2628 FETCH_DATA (the_info
, codep
+ 1);
2632 /* REX prefixes family. */
2649 if (address_mode
== mode_64bit
)
2655 prefixes
|= PREFIX_REPZ
;
2658 prefixes
|= PREFIX_REPNZ
;
2661 prefixes
|= PREFIX_LOCK
;
2664 prefixes
|= PREFIX_CS
;
2667 prefixes
|= PREFIX_SS
;
2670 prefixes
|= PREFIX_DS
;
2673 prefixes
|= PREFIX_ES
;
2676 prefixes
|= PREFIX_FS
;
2679 prefixes
|= PREFIX_GS
;
2682 prefixes
|= PREFIX_DATA
;
2685 prefixes
|= PREFIX_ADDR
;
2688 /* fwait is really an instruction. If there are prefixes
2689 before the fwait, they belong to the fwait, *not* to the
2690 following instruction. */
2691 if (prefixes
|| rex
)
2693 prefixes
|= PREFIX_FWAIT
;
2697 prefixes
= PREFIX_FWAIT
;
2702 /* Rex is ignored when followed by another prefix. */
2713 /* Return the name of the prefix byte PREF, or NULL if PREF is not a
2717 prefix_name (int pref
, int sizeflag
)
2721 /* REX prefixes family. */
2773 return (sizeflag
& DFLAG
) ? "data16" : "data32";
2775 if (address_mode
== mode_64bit
)
2776 return (sizeflag
& AFLAG
) ? "addr32" : "addr64";
2778 return (sizeflag
& AFLAG
) ? "addr16" : "addr32";
2786 static char op1out
[100], op2out
[100], op3out
[100], op4out
[100];
2787 static int op_ad
, op_index
[4];
2788 static int two_source_ops
;
2789 static bfd_vma op_address
[4];
2790 static bfd_vma op_riprel
[4];
2791 static bfd_vma start_pc
;
2794 * On the 386's of 1988, the maximum length of an instruction is 15 bytes.
2795 * (see topic "Redundant prefixes" in the "Differences from 8086"
2796 * section of the "Virtual 8086 Mode" chapter.)
2797 * 'pc' should be the address of this instruction, it will
2798 * be used to print the target address if this is a relative jump or call
2799 * The function returns the length of this instruction in bytes.
2802 static char intel_syntax
;
2803 static char open_char
;
2804 static char close_char
;
2805 static char separator_char
;
2806 static char scale_char
;
2808 /* Here for backwards compatibility. When gdb stops using
2809 print_insn_i386_att and print_insn_i386_intel these functions can
2810 disappear, and print_insn_i386 be merged into print_insn. */
2812 print_insn_i386_att (bfd_vma pc
, disassemble_info
*info
)
2816 return print_insn (pc
, info
);
2820 print_insn_i386_intel (bfd_vma pc
, disassemble_info
*info
)
2824 return print_insn (pc
, info
);
2828 print_insn_i386 (bfd_vma pc
, disassemble_info
*info
)
2832 return print_insn (pc
, info
);
2836 print_insn (bfd_vma pc
, disassemble_info
*info
)
2838 const struct dis386
*dp
;
2840 char *first
, *second
, *third
, *fourth
;
2842 unsigned char uses_DATA_prefix
, uses_LOCK_prefix
;
2843 unsigned char uses_REPNZ_prefix
, uses_REPZ_prefix
;
2846 struct dis_private priv
;
2849 if (info
->mach
== bfd_mach_x86_64_intel_syntax
2850 || info
->mach
== bfd_mach_x86_64
)
2851 address_mode
= mode_64bit
;
2853 address_mode
= mode_32bit
;
2855 if (intel_syntax
== (char) -1)
2856 intel_syntax
= (info
->mach
== bfd_mach_i386_i386_intel_syntax
2857 || info
->mach
== bfd_mach_x86_64_intel_syntax
);
2859 if (info
->mach
== bfd_mach_i386_i386
2860 || info
->mach
== bfd_mach_x86_64
2861 || info
->mach
== bfd_mach_i386_i386_intel_syntax
2862 || info
->mach
== bfd_mach_x86_64_intel_syntax
)
2863 priv
.orig_sizeflag
= AFLAG
| DFLAG
;
2864 else if (info
->mach
== bfd_mach_i386_i8086
)
2865 priv
.orig_sizeflag
= 0;
2869 for (p
= info
->disassembler_options
; p
!= NULL
; )
2871 if (CONST_STRNEQ (p
, "x86-64"))
2873 address_mode
= mode_64bit
;
2874 priv
.orig_sizeflag
= AFLAG
| DFLAG
;
2876 else if (CONST_STRNEQ (p
, "i386"))
2878 address_mode
= mode_32bit
;
2879 priv
.orig_sizeflag
= AFLAG
| DFLAG
;
2881 else if (CONST_STRNEQ (p
, "i8086"))
2883 address_mode
= mode_16bit
;
2884 priv
.orig_sizeflag
= 0;
2886 else if (CONST_STRNEQ (p
, "intel"))
2890 else if (CONST_STRNEQ (p
, "att"))
2894 else if (CONST_STRNEQ (p
, "addr"))
2896 if (p
[4] == '1' && p
[5] == '6')
2897 priv
.orig_sizeflag
&= ~AFLAG
;
2898 else if (p
[4] == '3' && p
[5] == '2')
2899 priv
.orig_sizeflag
|= AFLAG
;
2901 else if (CONST_STRNEQ (p
, "data"))
2903 if (p
[4] == '1' && p
[5] == '6')
2904 priv
.orig_sizeflag
&= ~DFLAG
;
2905 else if (p
[4] == '3' && p
[5] == '2')
2906 priv
.orig_sizeflag
|= DFLAG
;
2908 else if (CONST_STRNEQ (p
, "suffix"))
2909 priv
.orig_sizeflag
|= SUFFIX_ALWAYS
;
2911 p
= strchr (p
, ',');
2918 names64
= intel_names64
;
2919 names32
= intel_names32
;
2920 names16
= intel_names16
;
2921 names8
= intel_names8
;
2922 names8rex
= intel_names8rex
;
2923 names_seg
= intel_names_seg
;
2924 index16
= intel_index16
;
2927 separator_char
= '+';
2932 names64
= att_names64
;
2933 names32
= att_names32
;
2934 names16
= att_names16
;
2935 names8
= att_names8
;
2936 names8rex
= att_names8rex
;
2937 names_seg
= att_names_seg
;
2938 index16
= att_index16
;
2941 separator_char
= ',';
2945 /* The output looks better if we put 7 bytes on a line, since that
2946 puts most long word instructions on a single line. */
2947 info
->bytes_per_line
= 7;
2949 info
->private_data
= &priv
;
2950 priv
.max_fetched
= priv
.the_buffer
;
2951 priv
.insn_start
= pc
;
2959 op_index
[0] = op_index
[1] = op_index
[2] = op_index
[3] = -1;
2963 start_codep
= priv
.the_buffer
;
2964 codep
= priv
.the_buffer
;
2966 if (setjmp (priv
.bailout
) != 0)
2970 /* Getting here means we tried for data but didn't get it. That
2971 means we have an incomplete instruction of some sort. Just
2972 print the first byte as a prefix or a .byte pseudo-op. */
2973 if (codep
> priv
.the_buffer
)
2975 name
= prefix_name (priv
.the_buffer
[0], priv
.orig_sizeflag
);
2977 (*info
->fprintf_func
) (info
->stream
, "%s", name
);
2980 /* Just print the first byte as a .byte instruction. */
2981 (*info
->fprintf_func
) (info
->stream
, ".byte 0x%x",
2982 (unsigned int) priv
.the_buffer
[0]);
2995 sizeflag
= priv
.orig_sizeflag
;
2997 FETCH_DATA (info
, codep
+ 1);
2998 two_source_ops
= (*codep
== 0x62) || (*codep
== 0xc8);
3000 if (((prefixes
& PREFIX_FWAIT
)
3001 && ((*codep
< 0xd8) || (*codep
> 0xdf)))
3002 || (rex
&& rex_used
))
3006 /* fwait not followed by floating point instruction, or rex followed
3007 by other prefixes. Print the first prefix. */
3008 name
= prefix_name (priv
.the_buffer
[0], priv
.orig_sizeflag
);
3010 name
= INTERNAL_DISASSEMBLER_ERROR
;
3011 (*info
->fprintf_func
) (info
->stream
, "%s", name
);
3018 unsigned char threebyte
;
3019 FETCH_DATA (info
, codep
+ 2);
3020 threebyte
= *++codep
;
3021 dp
= &dis386_twobyte
[threebyte
];
3022 need_modrm
= twobyte_has_modrm
[*codep
];
3023 uses_DATA_prefix
= twobyte_uses_DATA_prefix
[*codep
];
3024 uses_REPNZ_prefix
= twobyte_uses_REPNZ_prefix
[*codep
];
3025 uses_REPZ_prefix
= twobyte_uses_REPZ_prefix
[*codep
];
3026 uses_LOCK_prefix
= (*codep
& ~0x02) == 0x20;
3028 if (dp
->name
== NULL
&& dp
->bytemode1
== IS_3BYTE_OPCODE
)
3030 FETCH_DATA (info
, codep
+ 2);
3035 uses_DATA_prefix
= threebyte_0x38_uses_DATA_prefix
[op
];
3036 uses_REPNZ_prefix
= threebyte_0x38_uses_REPNZ_prefix
[op
];
3037 uses_REPZ_prefix
= threebyte_0x38_uses_REPZ_prefix
[op
];
3040 uses_DATA_prefix
= threebyte_0x3a_uses_DATA_prefix
[op
];
3041 uses_REPNZ_prefix
= threebyte_0x3a_uses_REPNZ_prefix
[op
];
3042 uses_REPZ_prefix
= threebyte_0x3a_uses_REPZ_prefix
[op
];
3051 dp
= &dis386
[*codep
];
3052 need_modrm
= onebyte_has_modrm
[*codep
];
3053 uses_DATA_prefix
= 0;
3054 uses_REPNZ_prefix
= 0;
3055 uses_REPZ_prefix
= 0;
3056 uses_LOCK_prefix
= 0;
3060 if (!uses_REPZ_prefix
&& (prefixes
& PREFIX_REPZ
))
3063 used_prefixes
|= PREFIX_REPZ
;
3065 if (!uses_REPNZ_prefix
&& (prefixes
& PREFIX_REPNZ
))
3068 used_prefixes
|= PREFIX_REPNZ
;
3071 if (!uses_LOCK_prefix
&& (prefixes
& PREFIX_LOCK
))
3074 used_prefixes
|= PREFIX_LOCK
;
3077 if (prefixes
& PREFIX_ADDR
)
3080 if (dp
->bytemode3
!= loop_jcxz_mode
|| intel_syntax
)
3082 if ((sizeflag
& AFLAG
) || address_mode
== mode_64bit
)
3083 oappend ("addr32 ");
3085 oappend ("addr16 ");
3086 used_prefixes
|= PREFIX_ADDR
;
3090 if (!uses_DATA_prefix
&& (prefixes
& PREFIX_DATA
))
3093 if (dp
->bytemode3
== cond_jump_mode
3094 && dp
->bytemode1
== v_mode
3097 if (sizeflag
& DFLAG
)
3098 oappend ("data32 ");
3100 oappend ("data16 ");
3101 used_prefixes
|= PREFIX_DATA
;
3105 if (dp
->name
== NULL
&& dp
->bytemode1
== IS_3BYTE_OPCODE
)
3107 dp
= &three_byte_table
[dp
->bytemode2
][op
];
3108 mod
= (*codep
>> 6) & 3;
3109 reg
= (*codep
>> 3) & 7;
3112 else if (need_modrm
)
3114 FETCH_DATA (info
, codep
+ 1);
3115 mod
= (*codep
>> 6) & 3;
3116 reg
= (*codep
>> 3) & 7;
3120 if (dp
->name
== NULL
&& dp
->bytemode1
== FLOATCODE
)
3127 if (dp
->name
== NULL
)
3129 switch (dp
->bytemode1
)
3132 dp
= &grps
[dp
->bytemode2
][reg
];
3135 case USE_PREFIX_USER_TABLE
:
3137 used_prefixes
|= (prefixes
& PREFIX_REPZ
);
3138 if (prefixes
& PREFIX_REPZ
)
3142 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3143 if (prefixes
& PREFIX_DATA
)
3147 used_prefixes
|= (prefixes
& PREFIX_REPNZ
);
3148 if (prefixes
& PREFIX_REPNZ
)
3152 dp
= &prefix_user_table
[dp
->bytemode2
][index
];
3155 case X86_64_SPECIAL
:
3156 index
= address_mode
== mode_64bit
? 1 : 0;
3157 dp
= &x86_64_table
[dp
->bytemode2
][index
];
3161 oappend (INTERNAL_DISASSEMBLER_ERROR
);
3166 if (putop (dp
->name
, sizeflag
) == 0)
3171 (*dp
->op1
) (dp
->bytemode1
, sizeflag
);
3176 (*dp
->op2
) (dp
->bytemode2
, sizeflag
);
3181 (*dp
->op3
) (dp
->bytemode3
, sizeflag
);
3186 (*dp
->op4
) (dp
->bytemode4
, sizeflag
);
3190 /* See if any prefixes were not used. If so, print the first one
3191 separately. If we don't do this, we'll wind up printing an
3192 instruction stream which does not precisely correspond to the
3193 bytes we are disassembling. */
3194 if ((prefixes
& ~used_prefixes
) != 0)
3198 name
= prefix_name (priv
.the_buffer
[0], priv
.orig_sizeflag
);
3200 name
= INTERNAL_DISASSEMBLER_ERROR
;
3201 (*info
->fprintf_func
) (info
->stream
, "%s", name
);
3204 if (rex
& ~rex_used
)
3207 name
= prefix_name (rex
| 0x40, priv
.orig_sizeflag
);
3209 name
= INTERNAL_DISASSEMBLER_ERROR
;
3210 (*info
->fprintf_func
) (info
->stream
, "%s ", name
);
3213 obufp
= obuf
+ strlen (obuf
);
3214 for (i
= strlen (obuf
); i
< 6; i
++)
3217 (*info
->fprintf_func
) (info
->stream
, "%s", obuf
);
3219 /* The enter and bound instructions are printed with operands in the same
3220 order as the intel book; everything else is printed in reverse order. */
3221 if (intel_syntax
|| two_source_ops
)
3227 op_ad
= op_index
[0];
3228 op_index
[0] = op_index
[3];
3229 op_index
[3] = op_ad
;
3230 op_ad
= op_index
[1];
3231 op_index
[1] = op_index
[2];
3232 op_index
[2] = op_ad
;
3245 if (op_index
[0] != -1 && !op_riprel
[0])
3246 (*info
->print_address_func
) ((bfd_vma
) op_address
[op_index
[0]], info
);
3248 (*info
->fprintf_func
) (info
->stream
, "%s", first
);
3255 (*info
->fprintf_func
) (info
->stream
, ",");
3256 if (op_index
[1] != -1 && !op_riprel
[1])
3257 (*info
->print_address_func
) ((bfd_vma
) op_address
[op_index
[1]], info
);
3259 (*info
->fprintf_func
) (info
->stream
, "%s", second
);
3266 (*info
->fprintf_func
) (info
->stream
, ",");
3267 if (op_index
[2] != -1 && !op_riprel
[2])
3268 (*info
->print_address_func
) ((bfd_vma
) op_address
[op_index
[2]], info
);
3270 (*info
->fprintf_func
) (info
->stream
, "%s", third
);
3277 (*info
->fprintf_func
) (info
->stream
, ",");
3278 if (op_index
[3] != -1 && !op_riprel
[3])
3279 (*info
->print_address_func
) ((bfd_vma
) op_address
[op_index
[3]], info
);
3281 (*info
->fprintf_func
) (info
->stream
, "%s", fourth
);
3284 for (i
= 0; i
< 4; i
++)
3285 if (op_index
[i
] != -1 && op_riprel
[i
])
3287 (*info
->fprintf_func
) (info
->stream
, " # ");
3288 (*info
->print_address_func
) ((bfd_vma
) (start_pc
+ codep
- start_codep
3289 + op_address
[op_index
[i
]]), info
);
3291 return codep
- priv
.the_buffer
;
3294 static const char *float_mem
[] = {
3369 static const unsigned char float_mem_mode
[] = {
3445 #define STi OP_STi, 0
3447 #define FGRPd9_2 NULL, NULL, 0, NULL, 0, NULL, 0, NULL, 0
3448 #define FGRPd9_4 NULL, NULL, 1, NULL, 0, NULL, 0, NULL, 0
3449 #define FGRPd9_5 NULL, NULL, 2, NULL, 0, NULL, 0, NULL, 0
3450 #define FGRPd9_6 NULL, NULL, 3, NULL, 0, NULL, 0, NULL, 0
3451 #define FGRPd9_7 NULL, NULL, 4, NULL, 0, NULL, 0, NULL, 0
3452 #define FGRPda_5 NULL, NULL, 5, NULL, 0, NULL, 0, NULL, 0
3453 #define FGRPdb_4 NULL, NULL, 6, NULL, 0, NULL, 0, NULL, 0
3454 #define FGRPde_3 NULL, NULL, 7, NULL, 0, NULL, 0, NULL, 0
3455 #define FGRPdf_4 NULL, NULL, 8, NULL, 0, NULL, 0, NULL, 0
3457 static const struct dis386 float_reg
[][8] = {
3460 { "fadd", ST
, STi
, XX
, XX
},
3461 { "fmul", ST
, STi
, XX
, XX
},
3462 { "fcom", STi
, XX
, XX
, XX
},
3463 { "fcomp", STi
, XX
, XX
, XX
},
3464 { "fsub", ST
, STi
, XX
, XX
},
3465 { "fsubr", ST
, STi
, XX
, XX
},
3466 { "fdiv", ST
, STi
, XX
, XX
},
3467 { "fdivr", ST
, STi
, XX
, XX
},
3471 { "fld", STi
, XX
, XX
, XX
},
3472 { "fxch", STi
, XX
, XX
, XX
},
3474 { "(bad)", XX
, XX
, XX
, XX
},
3482 { "fcmovb", ST
, STi
, XX
, XX
},
3483 { "fcmove", ST
, STi
, XX
, XX
},
3484 { "fcmovbe",ST
, STi
, XX
, XX
},
3485 { "fcmovu", ST
, STi
, XX
, XX
},
3486 { "(bad)", XX
, XX
, XX
, XX
},
3488 { "(bad)", XX
, XX
, XX
, XX
},
3489 { "(bad)", XX
, XX
, XX
, XX
},
3493 { "fcmovnb",ST
, STi
, XX
, XX
},
3494 { "fcmovne",ST
, STi
, XX
, XX
},
3495 { "fcmovnbe",ST
, STi
, XX
, XX
},
3496 { "fcmovnu",ST
, STi
, XX
, XX
},
3498 { "fucomi", ST
, STi
, XX
, XX
},
3499 { "fcomi", ST
, STi
, XX
, XX
},
3500 { "(bad)", XX
, XX
, XX
, XX
},
3504 { "fadd", STi
, ST
, XX
, XX
},
3505 { "fmul", STi
, ST
, XX
, XX
},
3506 { "(bad)", XX
, XX
, XX
, XX
},
3507 { "(bad)", XX
, XX
, XX
, XX
},
3509 { "fsub", STi
, ST
, XX
, XX
},
3510 { "fsubr", STi
, ST
, XX
, XX
},
3511 { "fdiv", STi
, ST
, XX
, XX
},
3512 { "fdivr", STi
, ST
, XX
, XX
},
3514 { "fsubr", STi
, ST
, XX
, XX
},
3515 { "fsub", STi
, ST
, XX
, XX
},
3516 { "fdivr", STi
, ST
, XX
, XX
},
3517 { "fdiv", STi
, ST
, XX
, XX
},
3522 { "ffree", STi
, XX
, XX
, XX
},
3523 { "(bad)", XX
, XX
, XX
, XX
},
3524 { "fst", STi
, XX
, XX
, XX
},
3525 { "fstp", STi
, XX
, XX
, XX
},
3526 { "fucom", STi
, XX
, XX
, XX
},
3527 { "fucomp", STi
, XX
, XX
, XX
},
3528 { "(bad)", XX
, XX
, XX
, XX
},
3529 { "(bad)", XX
, XX
, XX
, XX
},
3533 { "faddp", STi
, ST
, XX
, XX
},
3534 { "fmulp", STi
, ST
, XX
, XX
},
3535 { "(bad)", XX
, XX
, XX
, XX
},
3538 { "fsubp", STi
, ST
, XX
, XX
},
3539 { "fsubrp", STi
, ST
, XX
, XX
},
3540 { "fdivp", STi
, ST
, XX
, XX
},
3541 { "fdivrp", STi
, ST
, XX
, XX
},
3543 { "fsubrp", STi
, ST
, XX
, XX
},
3544 { "fsubp", STi
, ST
, XX
, XX
},
3545 { "fdivrp", STi
, ST
, XX
, XX
},
3546 { "fdivp", STi
, ST
, XX
, XX
},
3551 { "ffreep", STi
, XX
, XX
, XX
},
3552 { "(bad)", XX
, XX
, XX
, XX
},
3553 { "(bad)", XX
, XX
, XX
, XX
},
3554 { "(bad)", XX
, XX
, XX
, XX
},
3556 { "fucomip",ST
, STi
, XX
, XX
},
3557 { "fcomip", ST
, STi
, XX
, XX
},
3558 { "(bad)", XX
, XX
, XX
, XX
},
3562 static char *fgrps
[][8] = {
3565 "fnop","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3570 "fchs","fabs","(bad)","(bad)","ftst","fxam","(bad)","(bad)",
3575 "fld1","fldl2t","fldl2e","fldpi","fldlg2","fldln2","fldz","(bad)",
3580 "f2xm1","fyl2x","fptan","fpatan","fxtract","fprem1","fdecstp","fincstp",
3585 "fprem","fyl2xp1","fsqrt","fsincos","frndint","fscale","fsin","fcos",
3590 "(bad)","fucompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3595 "feni(287 only)","fdisi(287 only)","fNclex","fNinit",
3596 "fNsetpm(287 only)","(bad)","(bad)","(bad)",
3601 "(bad)","fcompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3606 "fNstsw","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3611 dofloat (int sizeflag
)
3613 const struct dis386
*dp
;
3614 unsigned char floatop
;
3616 floatop
= codep
[-1];
3620 int fp_indx
= (floatop
- 0xd8) * 8 + reg
;
3622 putop (float_mem
[fp_indx
], sizeflag
);
3625 OP_E (float_mem_mode
[fp_indx
], sizeflag
);
3628 /* Skip mod/rm byte. */
3632 dp
= &float_reg
[floatop
- 0xd8][reg
];
3633 if (dp
->name
== NULL
)
3635 putop (fgrps
[dp
->bytemode1
][rm
], sizeflag
);
3637 /* Instruction fnstsw is only one with strange arg. */
3638 if (floatop
== 0xdf && codep
[-1] == 0xe0)
3639 strcpy (op1out
, names16
[0]);
3643 putop (dp
->name
, sizeflag
);
3648 (*dp
->op1
) (dp
->bytemode1
, sizeflag
);
3653 (*dp
->op2
) (dp
->bytemode2
, sizeflag
);
3658 OP_ST (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
3660 oappend ("%st" + intel_syntax
);
3664 OP_STi (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
3666 sprintf (scratchbuf
, "%%st(%d)", rm
);
3667 oappend (scratchbuf
+ intel_syntax
);
3670 /* Capital letters in template are macros. */
3672 putop (const char *template, int sizeflag
)
3677 for (p
= template; *p
; p
++)
3688 if (address_mode
== mode_64bit
)
3696 /* Alternative not valid. */
3697 strcpy (obuf
, "(bad)");
3701 else if (*p
== '\0')
3722 if (mod
!= 3 || (sizeflag
& SUFFIX_ALWAYS
))
3728 if (sizeflag
& SUFFIX_ALWAYS
)
3732 if (intel_syntax
&& !alt
)
3734 if ((prefixes
& PREFIX_DATA
) || (sizeflag
& SUFFIX_ALWAYS
))
3736 if (sizeflag
& DFLAG
)
3737 *obufp
++ = intel_syntax
? 'd' : 'l';
3739 *obufp
++ = intel_syntax
? 'w' : 's';
3740 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3743 case 'E': /* For jcxz/jecxz */
3744 if (address_mode
== mode_64bit
)
3746 if (sizeflag
& AFLAG
)
3752 if (sizeflag
& AFLAG
)
3754 used_prefixes
|= (prefixes
& PREFIX_ADDR
);
3759 if ((prefixes
& PREFIX_ADDR
) || (sizeflag
& SUFFIX_ALWAYS
))
3761 if (sizeflag
& AFLAG
)
3762 *obufp
++ = address_mode
== mode_64bit
? 'q' : 'l';
3764 *obufp
++ = address_mode
== mode_64bit
? 'l' : 'w';
3765 used_prefixes
|= (prefixes
& PREFIX_ADDR
);
3771 if ((prefixes
& (PREFIX_CS
| PREFIX_DS
)) == PREFIX_CS
3772 || (prefixes
& (PREFIX_CS
| PREFIX_DS
)) == PREFIX_DS
)
3774 used_prefixes
|= prefixes
& (PREFIX_CS
| PREFIX_DS
);
3777 if (prefixes
& PREFIX_DS
)
3791 if (address_mode
== mode_64bit
&& (sizeflag
& SUFFIX_ALWAYS
))
3800 if (sizeflag
& SUFFIX_ALWAYS
)
3804 if ((prefixes
& PREFIX_FWAIT
) == 0)
3807 used_prefixes
|= PREFIX_FWAIT
;
3810 USED_REX (REX_MODE64
);
3811 if (rex
& REX_MODE64
)
3819 if (address_mode
== mode_64bit
&& (sizeflag
& DFLAG
))
3828 if ((prefixes
& PREFIX_DATA
)
3829 || (rex
& REX_MODE64
)
3830 || (sizeflag
& SUFFIX_ALWAYS
))
3832 USED_REX (REX_MODE64
);
3833 if (rex
& REX_MODE64
)
3837 if (sizeflag
& DFLAG
)
3842 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3848 if (address_mode
== mode_64bit
&& (sizeflag
& DFLAG
))
3850 if (mod
!= 3 || (sizeflag
& SUFFIX_ALWAYS
))
3856 if (intel_syntax
&& !alt
)
3858 USED_REX (REX_MODE64
);
3859 if (mod
!= 3 || (sizeflag
& SUFFIX_ALWAYS
))
3861 if (rex
& REX_MODE64
)
3865 if (sizeflag
& DFLAG
)
3866 *obufp
++ = intel_syntax
? 'd' : 'l';
3870 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3874 USED_REX (REX_MODE64
);
3877 if (rex
& REX_MODE64
)
3882 else if (sizeflag
& DFLAG
)
3895 if (rex
& REX_MODE64
)
3897 else if (sizeflag
& DFLAG
)
3902 if (!(rex
& REX_MODE64
))
3903 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3908 if (address_mode
== mode_64bit
&& (sizeflag
& DFLAG
))
3910 if (sizeflag
& SUFFIX_ALWAYS
)
3918 if (sizeflag
& SUFFIX_ALWAYS
)
3920 if (rex
& REX_MODE64
)
3924 if (sizeflag
& DFLAG
)
3928 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3933 if (prefixes
& PREFIX_DATA
)
3937 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3942 if (rex
& REX_MODE64
)
3944 USED_REX (REX_MODE64
);
3948 /* implicit operand size 'l' for i386 or 'q' for x86-64 */
3950 /* operand size flag for cwtl, cbtw */
3954 else if (sizeflag
& DFLAG
)
3965 if (sizeflag
& DFLAG
)
3976 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3986 oappend (const char *s
)
3989 obufp
+= strlen (s
);
3995 if (prefixes
& PREFIX_CS
)
3997 used_prefixes
|= PREFIX_CS
;
3998 oappend ("%cs:" + intel_syntax
);
4000 if (prefixes
& PREFIX_DS
)
4002 used_prefixes
|= PREFIX_DS
;
4003 oappend ("%ds:" + intel_syntax
);
4005 if (prefixes
& PREFIX_SS
)
4007 used_prefixes
|= PREFIX_SS
;
4008 oappend ("%ss:" + intel_syntax
);
4010 if (prefixes
& PREFIX_ES
)
4012 used_prefixes
|= PREFIX_ES
;
4013 oappend ("%es:" + intel_syntax
);
4015 if (prefixes
& PREFIX_FS
)
4017 used_prefixes
|= PREFIX_FS
;
4018 oappend ("%fs:" + intel_syntax
);
4020 if (prefixes
& PREFIX_GS
)
4022 used_prefixes
|= PREFIX_GS
;
4023 oappend ("%gs:" + intel_syntax
);
4028 OP_indirE (int bytemode
, int sizeflag
)
4032 OP_E (bytemode
, sizeflag
);
4036 print_operand_value (char *buf
, int hex
, bfd_vma disp
)
4038 if (address_mode
== mode_64bit
)
4046 sprintf_vma (tmp
, disp
);
4047 for (i
= 0; tmp
[i
] == '0' && tmp
[i
+ 1]; i
++);
4048 strcpy (buf
+ 2, tmp
+ i
);
4052 bfd_signed_vma v
= disp
;
4059 /* Check for possible overflow on 0x8000000000000000. */
4062 strcpy (buf
, "9223372036854775808");
4076 tmp
[28 - i
] = (v
% 10) + '0';
4080 strcpy (buf
, tmp
+ 29 - i
);
4086 sprintf (buf
, "0x%x", (unsigned int) disp
);
4088 sprintf (buf
, "%d", (int) disp
);
4093 intel_operand_size (int bytemode
, int sizeflag
)
4098 oappend ("BYTE PTR ");
4102 oappend ("WORD PTR ");
4105 if (address_mode
== mode_64bit
&& (sizeflag
& DFLAG
))
4107 oappend ("QWORD PTR ");
4108 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4114 USED_REX (REX_MODE64
);
4115 if (rex
& REX_MODE64
)
4116 oappend ("QWORD PTR ");
4117 else if ((sizeflag
& DFLAG
) || bytemode
== dq_mode
)
4118 oappend ("DWORD PTR ");
4120 oappend ("WORD PTR ");
4121 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4124 oappend ("DWORD PTR ");
4127 oappend ("QWORD PTR ");
4130 if (address_mode
== mode_64bit
)
4131 oappend ("QWORD PTR ");
4133 oappend ("DWORD PTR ");
4136 if (sizeflag
& DFLAG
)
4137 oappend ("FWORD PTR ");
4139 oappend ("DWORD PTR ");
4140 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4143 oappend ("TBYTE PTR ");
4146 oappend ("XMMWORD PTR ");
4154 OP_E (int bytemode
, int sizeflag
)
4159 USED_REX (REX_EXTZ
);
4163 /* Skip mod/rm byte. */
4174 oappend (names8rex
[rm
+ add
]);
4176 oappend (names8
[rm
+ add
]);
4179 oappend (names16
[rm
+ add
]);
4182 oappend (names32
[rm
+ add
]);
4185 oappend (names64
[rm
+ add
]);
4188 if (address_mode
== mode_64bit
)
4189 oappend (names64
[rm
+ add
]);
4191 oappend (names32
[rm
+ add
]);
4194 if (address_mode
== mode_64bit
&& (sizeflag
& DFLAG
))
4196 oappend (names64
[rm
+ add
]);
4197 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4205 USED_REX (REX_MODE64
);
4206 if (rex
& REX_MODE64
)
4207 oappend (names64
[rm
+ add
]);
4208 else if ((sizeflag
& DFLAG
) || bytemode
!= v_mode
)
4209 oappend (names32
[rm
+ add
]);
4211 oappend (names16
[rm
+ add
]);
4212 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4217 oappend (INTERNAL_DISASSEMBLER_ERROR
);
4225 intel_operand_size (bytemode
, sizeflag
);
4228 if ((sizeflag
& AFLAG
) || address_mode
== mode_64bit
) /* 32 bit address mode */
4243 FETCH_DATA (the_info
, codep
+ 1);
4244 index
= (*codep
>> 3) & 7;
4245 if (address_mode
== mode_64bit
|| index
!= 0x4)
4246 /* When INDEX == 0x4 in 32 bit mode, SCALE is ignored. */
4247 scale
= (*codep
>> 6) & 3;
4249 USED_REX (REX_EXTY
);
4259 if ((base
& 7) == 5)
4262 if (address_mode
== mode_64bit
&& !havesib
)
4268 FETCH_DATA (the_info
, codep
+ 1);
4270 if ((disp
& 0x80) != 0)
4279 if (mod
!= 0 || (base
& 7) == 5)
4281 print_operand_value (scratchbuf
, !riprel
, disp
);
4282 oappend (scratchbuf
);
4290 if (havebase
|| (havesib
&& (index
!= 4 || scale
!= 0)))
4292 *obufp
++ = open_char
;
4293 if (intel_syntax
&& riprel
)
4297 oappend (address_mode
== mode_64bit
&& (sizeflag
& AFLAG
)
4298 ? names64
[base
] : names32
[base
]);
4303 if (!intel_syntax
|| havebase
)
4305 *obufp
++ = separator_char
;
4308 oappend (address_mode
== mode_64bit
&& (sizeflag
& AFLAG
)
4309 ? names64
[index
] : names32
[index
]);
4311 if (scale
!= 0 || (!intel_syntax
&& index
!= 4))
4313 *obufp
++ = scale_char
;
4315 sprintf (scratchbuf
, "%d", 1 << scale
);
4316 oappend (scratchbuf
);
4319 if (intel_syntax
&& disp
)
4321 if ((bfd_signed_vma
) disp
> 0)
4330 disp
= - (bfd_signed_vma
) disp
;
4333 print_operand_value (scratchbuf
, mod
!= 1, disp
);
4334 oappend (scratchbuf
);
4337 *obufp
++ = close_char
;
4340 else if (intel_syntax
)
4342 if (mod
!= 0 || (base
& 7) == 5)
4344 if (prefixes
& (PREFIX_CS
| PREFIX_SS
| PREFIX_DS
4345 | PREFIX_ES
| PREFIX_FS
| PREFIX_GS
))
4349 oappend (names_seg
[ds_reg
- es_reg
]);
4352 print_operand_value (scratchbuf
, 1, disp
);
4353 oappend (scratchbuf
);
4358 { /* 16 bit address mode */
4365 if ((disp
& 0x8000) != 0)
4370 FETCH_DATA (the_info
, codep
+ 1);
4372 if ((disp
& 0x80) != 0)
4377 if ((disp
& 0x8000) != 0)
4383 if (mod
!= 0 || rm
== 6)
4385 print_operand_value (scratchbuf
, 0, disp
);
4386 oappend (scratchbuf
);
4389 if (mod
!= 0 || rm
!= 6)
4391 *obufp
++ = open_char
;
4393 oappend (index16
[rm
]);
4394 if (intel_syntax
&& disp
)
4396 if ((bfd_signed_vma
) disp
> 0)
4405 disp
= - (bfd_signed_vma
) disp
;
4408 print_operand_value (scratchbuf
, mod
!= 1, disp
);
4409 oappend (scratchbuf
);
4412 *obufp
++ = close_char
;
4415 else if (intel_syntax
)
4417 if (prefixes
& (PREFIX_CS
| PREFIX_SS
| PREFIX_DS
4418 | PREFIX_ES
| PREFIX_FS
| PREFIX_GS
))
4422 oappend (names_seg
[ds_reg
- es_reg
]);
4425 print_operand_value (scratchbuf
, 1, disp
& 0xffff);
4426 oappend (scratchbuf
);
4432 OP_G (int bytemode
, int sizeflag
)
4435 USED_REX (REX_EXTX
);
4443 oappend (names8rex
[reg
+ add
]);
4445 oappend (names8
[reg
+ add
]);
4448 oappend (names16
[reg
+ add
]);
4451 oappend (names32
[reg
+ add
]);
4454 oappend (names64
[reg
+ add
]);
4459 USED_REX (REX_MODE64
);
4460 if (rex
& REX_MODE64
)
4461 oappend (names64
[reg
+ add
]);
4462 else if ((sizeflag
& DFLAG
) || bytemode
!= v_mode
)
4463 oappend (names32
[reg
+ add
]);
4465 oappend (names16
[reg
+ add
]);
4466 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4469 if (address_mode
== mode_64bit
)
4470 oappend (names64
[reg
+ add
]);
4472 oappend (names32
[reg
+ add
]);
4475 oappend (INTERNAL_DISASSEMBLER_ERROR
);
4488 FETCH_DATA (the_info
, codep
+ 8);
4489 a
= *codep
++ & 0xff;
4490 a
|= (*codep
++ & 0xff) << 8;
4491 a
|= (*codep
++ & 0xff) << 16;
4492 a
|= (*codep
++ & 0xff) << 24;
4493 b
= *codep
++ & 0xff;
4494 b
|= (*codep
++ & 0xff) << 8;
4495 b
|= (*codep
++ & 0xff) << 16;
4496 b
|= (*codep
++ & 0xff) << 24;
4497 x
= a
+ ((bfd_vma
) b
<< 32);
4505 static bfd_signed_vma
4508 bfd_signed_vma x
= 0;
4510 FETCH_DATA (the_info
, codep
+ 4);
4511 x
= *codep
++ & (bfd_signed_vma
) 0xff;
4512 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 8;
4513 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 16;
4514 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 24;
4518 static bfd_signed_vma
4521 bfd_signed_vma x
= 0;
4523 FETCH_DATA (the_info
, codep
+ 4);
4524 x
= *codep
++ & (bfd_signed_vma
) 0xff;
4525 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 8;
4526 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 16;
4527 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 24;
4529 x
= (x
^ ((bfd_signed_vma
) 1 << 31)) - ((bfd_signed_vma
) 1 << 31);
4539 FETCH_DATA (the_info
, codep
+ 2);
4540 x
= *codep
++ & 0xff;
4541 x
|= (*codep
++ & 0xff) << 8;
4546 set_op (bfd_vma op
, int riprel
)
4548 op_index
[op_ad
] = op_ad
;
4549 if (address_mode
== mode_64bit
)
4551 op_address
[op_ad
] = op
;
4552 op_riprel
[op_ad
] = riprel
;
4556 /* Mask to get a 32-bit address. */
4557 op_address
[op_ad
] = op
& 0xffffffff;
4558 op_riprel
[op_ad
] = riprel
& 0xffffffff;
4563 OP_REG (int code
, int sizeflag
)
4567 USED_REX (REX_EXTZ
);
4579 case ax_reg
: case cx_reg
: case dx_reg
: case bx_reg
:
4580 case sp_reg
: case bp_reg
: case si_reg
: case di_reg
:
4581 s
= names16
[code
- ax_reg
+ add
];
4583 case es_reg
: case ss_reg
: case cs_reg
:
4584 case ds_reg
: case fs_reg
: case gs_reg
:
4585 s
= names_seg
[code
- es_reg
+ add
];
4587 case al_reg
: case ah_reg
: case cl_reg
: case ch_reg
:
4588 case dl_reg
: case dh_reg
: case bl_reg
: case bh_reg
:
4591 s
= names8rex
[code
- al_reg
+ add
];
4593 s
= names8
[code
- al_reg
];
4595 case rAX_reg
: case rCX_reg
: case rDX_reg
: case rBX_reg
:
4596 case rSP_reg
: case rBP_reg
: case rSI_reg
: case rDI_reg
:
4597 if (address_mode
== mode_64bit
&& (sizeflag
& DFLAG
))
4599 s
= names64
[code
- rAX_reg
+ add
];
4602 code
+= eAX_reg
- rAX_reg
;
4604 case eAX_reg
: case eCX_reg
: case eDX_reg
: case eBX_reg
:
4605 case eSP_reg
: case eBP_reg
: case eSI_reg
: case eDI_reg
:
4606 USED_REX (REX_MODE64
);
4607 if (rex
& REX_MODE64
)
4608 s
= names64
[code
- eAX_reg
+ add
];
4609 else if (sizeflag
& DFLAG
)
4610 s
= names32
[code
- eAX_reg
+ add
];
4612 s
= names16
[code
- eAX_reg
+ add
];
4613 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4616 s
= INTERNAL_DISASSEMBLER_ERROR
;
4623 OP_IMREG (int code
, int sizeflag
)
4635 case ax_reg
: case cx_reg
: case dx_reg
: case bx_reg
:
4636 case sp_reg
: case bp_reg
: case si_reg
: case di_reg
:
4637 s
= names16
[code
- ax_reg
];
4639 case es_reg
: case ss_reg
: case cs_reg
:
4640 case ds_reg
: case fs_reg
: case gs_reg
:
4641 s
= names_seg
[code
- es_reg
];
4643 case al_reg
: case ah_reg
: case cl_reg
: case ch_reg
:
4644 case dl_reg
: case dh_reg
: case bl_reg
: case bh_reg
:
4647 s
= names8rex
[code
- al_reg
];
4649 s
= names8
[code
- al_reg
];
4651 case eAX_reg
: case eCX_reg
: case eDX_reg
: case eBX_reg
:
4652 case eSP_reg
: case eBP_reg
: case eSI_reg
: case eDI_reg
:
4653 USED_REX (REX_MODE64
);
4654 if (rex
& REX_MODE64
)
4655 s
= names64
[code
- eAX_reg
];
4656 else if (sizeflag
& DFLAG
)
4657 s
= names32
[code
- eAX_reg
];
4659 s
= names16
[code
- eAX_reg
];
4660 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4663 s
= INTERNAL_DISASSEMBLER_ERROR
;
4670 OP_I (int bytemode
, int sizeflag
)
4673 bfd_signed_vma mask
= -1;
4678 FETCH_DATA (the_info
, codep
+ 1);
4683 if (address_mode
== mode_64bit
)
4690 USED_REX (REX_MODE64
);
4691 if (rex
& REX_MODE64
)
4693 else if (sizeflag
& DFLAG
)
4703 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4714 oappend (INTERNAL_DISASSEMBLER_ERROR
);
4719 scratchbuf
[0] = '$';
4720 print_operand_value (scratchbuf
+ 1, 1, op
);
4721 oappend (scratchbuf
+ intel_syntax
);
4722 scratchbuf
[0] = '\0';
4726 OP_I64 (int bytemode
, int sizeflag
)
4729 bfd_signed_vma mask
= -1;
4731 if (address_mode
!= mode_64bit
)
4733 OP_I (bytemode
, sizeflag
);
4740 FETCH_DATA (the_info
, codep
+ 1);
4745 USED_REX (REX_MODE64
);
4746 if (rex
& REX_MODE64
)
4748 else if (sizeflag
& DFLAG
)
4758 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4765 oappend (INTERNAL_DISASSEMBLER_ERROR
);
4770 scratchbuf
[0] = '$';
4771 print_operand_value (scratchbuf
+ 1, 1, op
);
4772 oappend (scratchbuf
+ intel_syntax
);
4773 scratchbuf
[0] = '\0';
4777 OP_sI (int bytemode
, int sizeflag
)
4780 bfd_signed_vma mask
= -1;
4785 FETCH_DATA (the_info
, codep
+ 1);
4787 if ((op
& 0x80) != 0)
4792 USED_REX (REX_MODE64
);
4793 if (rex
& REX_MODE64
)
4795 else if (sizeflag
& DFLAG
)
4804 if ((op
& 0x8000) != 0)
4807 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4812 if ((op
& 0x8000) != 0)
4816 oappend (INTERNAL_DISASSEMBLER_ERROR
);
4820 scratchbuf
[0] = '$';
4821 print_operand_value (scratchbuf
+ 1, 1, op
);
4822 oappend (scratchbuf
+ intel_syntax
);
4826 OP_J (int bytemode
, int sizeflag
)
4834 FETCH_DATA (the_info
, codep
+ 1);
4836 if ((disp
& 0x80) != 0)
4840 if ((sizeflag
& DFLAG
) || (rex
& REX_MODE64
))
4845 /* For some reason, a data16 prefix on a jump instruction
4846 means that the pc is masked to 16 bits after the
4847 displacement is added! */
4852 oappend (INTERNAL_DISASSEMBLER_ERROR
);
4855 disp
= (start_pc
+ codep
- start_codep
+ disp
) & mask
;
4857 print_operand_value (scratchbuf
, 1, disp
);
4858 oappend (scratchbuf
);
4862 OP_SEG (int dummy ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
4864 oappend (names_seg
[reg
]);
4868 OP_DIR (int dummy ATTRIBUTE_UNUSED
, int sizeflag
)
4872 if (sizeflag
& DFLAG
)
4882 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4884 sprintf (scratchbuf
, "0x%x:0x%x", seg
, offset
);
4886 sprintf (scratchbuf
, "$0x%x,$0x%x", seg
, offset
);
4887 oappend (scratchbuf
);
4891 OP_OFF (int bytemode
, int sizeflag
)
4895 if (intel_syntax
&& (sizeflag
& SUFFIX_ALWAYS
))
4896 intel_operand_size (bytemode
, sizeflag
);
4899 if ((sizeflag
& AFLAG
) || address_mode
== mode_64bit
)
4906 if (!(prefixes
& (PREFIX_CS
| PREFIX_SS
| PREFIX_DS
4907 | PREFIX_ES
| PREFIX_FS
| PREFIX_GS
)))
4909 oappend (names_seg
[ds_reg
- es_reg
]);
4913 print_operand_value (scratchbuf
, 1, off
);
4914 oappend (scratchbuf
);
4918 OP_OFF64 (int bytemode
, int sizeflag
)
4922 if (address_mode
!= mode_64bit
4923 || (prefixes
& PREFIX_ADDR
))
4925 OP_OFF (bytemode
, sizeflag
);
4929 if (intel_syntax
&& (sizeflag
& SUFFIX_ALWAYS
))
4930 intel_operand_size (bytemode
, sizeflag
);
4937 if (!(prefixes
& (PREFIX_CS
| PREFIX_SS
| PREFIX_DS
4938 | PREFIX_ES
| PREFIX_FS
| PREFIX_GS
)))
4940 oappend (names_seg
[ds_reg
- es_reg
]);
4944 print_operand_value (scratchbuf
, 1, off
);
4945 oappend (scratchbuf
);
4949 ptr_reg (int code
, int sizeflag
)
4953 *obufp
++ = open_char
;
4954 used_prefixes
|= (prefixes
& PREFIX_ADDR
);
4955 if (address_mode
== mode_64bit
)
4957 if (!(sizeflag
& AFLAG
))
4958 s
= names32
[code
- eAX_reg
];
4960 s
= names64
[code
- eAX_reg
];
4962 else if (sizeflag
& AFLAG
)
4963 s
= names32
[code
- eAX_reg
];
4965 s
= names16
[code
- eAX_reg
];
4967 *obufp
++ = close_char
;
4972 OP_ESreg (int code
, int sizeflag
)
4975 intel_operand_size (codep
[-1] & 1 ? v_mode
: b_mode
, sizeflag
);
4976 oappend ("%es:" + intel_syntax
);
4977 ptr_reg (code
, sizeflag
);
4981 OP_DSreg (int code
, int sizeflag
)
4984 intel_operand_size (codep
[-1] != 0xd7 && (codep
[-1] & 1)
4995 prefixes
|= PREFIX_DS
;
4997 ptr_reg (code
, sizeflag
);
5001 OP_C (int dummy ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5006 USED_REX (REX_EXTX
);
5009 else if (address_mode
!= mode_64bit
&& (prefixes
& PREFIX_LOCK
))
5011 used_prefixes
|= PREFIX_LOCK
;
5014 sprintf (scratchbuf
, "%%cr%d", reg
+ add
);
5015 oappend (scratchbuf
+ intel_syntax
);
5019 OP_D (int dummy ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5022 USED_REX (REX_EXTX
);
5026 sprintf (scratchbuf
, "db%d", reg
+ add
);
5028 sprintf (scratchbuf
, "%%db%d", reg
+ add
);
5029 oappend (scratchbuf
);
5033 OP_T (int dummy ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5035 sprintf (scratchbuf
, "%%tr%d", reg
);
5036 oappend (scratchbuf
+ intel_syntax
);
5040 OP_Rd (int bytemode
, int sizeflag
)
5043 OP_E (bytemode
, sizeflag
);
5049 OP_MMX (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5051 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5052 if (prefixes
& PREFIX_DATA
)
5055 USED_REX (REX_EXTX
);
5058 sprintf (scratchbuf
, "%%xmm%d", reg
+ add
);
5061 sprintf (scratchbuf
, "%%mm%d", reg
);
5062 oappend (scratchbuf
+ intel_syntax
);
5066 OP_XMM (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5069 USED_REX (REX_EXTX
);
5072 sprintf (scratchbuf
, "%%xmm%d", reg
+ add
);
5073 oappend (scratchbuf
+ intel_syntax
);
5077 OP_EM (int bytemode
, int sizeflag
)
5081 if (intel_syntax
&& bytemode
== v_mode
)
5083 bytemode
= (prefixes
& PREFIX_DATA
) ? x_mode
: q_mode
;
5084 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5086 OP_E (bytemode
, sizeflag
);
5090 /* Skip mod/rm byte. */
5093 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5094 if (prefixes
& PREFIX_DATA
)
5098 USED_REX (REX_EXTZ
);
5101 sprintf (scratchbuf
, "%%xmm%d", rm
+ add
);
5104 sprintf (scratchbuf
, "%%mm%d", rm
);
5105 oappend (scratchbuf
+ intel_syntax
);
5108 /* cvt* are the only instructions in sse2 which have
5109 both SSE and MMX operands and also have 0x66 prefix
5110 in their opcode. 0x66 was originally used to differentiate
5111 between SSE and MMX instruction(operands). So we have to handle the
5112 cvt* separately using OP_EMC and OP_MXC */
5114 OP_EMC (int bytemode
, int sizeflag
)
5118 if (intel_syntax
&& bytemode
== v_mode
)
5120 bytemode
= (prefixes
& PREFIX_DATA
) ? x_mode
: q_mode
;
5121 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5123 OP_E (bytemode
, sizeflag
);
5127 /* Skip mod/rm byte. */
5130 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5131 sprintf (scratchbuf
, "%%mm%d", rm
);
5132 oappend (scratchbuf
+ intel_syntax
);
5136 OP_MXC (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5138 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5139 sprintf (scratchbuf
, "%%mm%d", reg
);
5140 oappend (scratchbuf
+ intel_syntax
);
5144 OP_EX (int bytemode
, int sizeflag
)
5149 if (intel_syntax
&& bytemode
== v_mode
)
5151 switch (prefixes
& (PREFIX_DATA
|PREFIX_REPZ
|PREFIX_REPNZ
))
5153 case 0: bytemode
= x_mode
; break;
5154 case PREFIX_REPZ
: bytemode
= d_mode
; used_prefixes
|= PREFIX_REPZ
; break;
5155 case PREFIX_DATA
: bytemode
= x_mode
; used_prefixes
|= PREFIX_DATA
; break;
5156 case PREFIX_REPNZ
: bytemode
= q_mode
; used_prefixes
|= PREFIX_REPNZ
; break;
5157 default: bytemode
= 0; break;
5160 OP_E (bytemode
, sizeflag
);
5163 USED_REX (REX_EXTZ
);
5167 /* Skip mod/rm byte. */
5170 sprintf (scratchbuf
, "%%xmm%d", rm
+ add
);
5171 oappend (scratchbuf
+ intel_syntax
);
5175 OP_MS (int bytemode
, int sizeflag
)
5178 OP_EM (bytemode
, sizeflag
);
5184 OP_XS (int bytemode
, int sizeflag
)
5187 OP_EX (bytemode
, sizeflag
);
5193 OP_M (int bytemode
, int sizeflag
)
5196 BadOp (); /* bad lea,lds,les,lfs,lgs,lss modrm */
5198 OP_E (bytemode
, sizeflag
);
5202 OP_0f07 (int bytemode
, int sizeflag
)
5204 if (mod
!= 3 || rm
!= 0)
5207 OP_E (bytemode
, sizeflag
);
5211 OP_0fae (int bytemode
, int sizeflag
)
5216 strcpy (obuf
+ strlen (obuf
) - sizeof ("clflush") + 1, "sfence");
5218 if (reg
< 5 || rm
!= 0)
5220 BadOp (); /* bad sfence, mfence, or lfence */
5226 BadOp (); /* bad clflush */
5230 OP_E (bytemode
, sizeflag
);
5233 /* NOP is an alias of "xchg %ax,%ax" in 16bit mode, "xchg %eax,%eax" in
5234 32bit mode and "xchg %rax,%rax" in 64bit mode. NOP with REPZ prefix
5235 is called PAUSE. We display "xchg %ax,%ax" instead of "data16 nop".
5239 NOP_Fixup1 (int bytemode
, int sizeflag
)
5241 if (prefixes
== PREFIX_REPZ
)
5242 strcpy (obuf
, "pause");
5243 else if (prefixes
== PREFIX_DATA
5244 || ((rex
& REX_MODE64
) && rex
!= 0x48))
5245 OP_REG (bytemode
, sizeflag
);
5247 strcpy (obuf
, "nop");
5251 NOP_Fixup2 (int bytemode
, int sizeflag
)
5253 if (prefixes
== PREFIX_DATA
5254 || ((rex
& REX_MODE64
) && rex
!= 0x48))
5255 OP_IMREG (bytemode
, sizeflag
);
5258 static const char *const Suffix3DNow
[] = {
5259 /* 00 */ NULL
, NULL
, NULL
, NULL
,
5260 /* 04 */ NULL
, NULL
, NULL
, NULL
,
5261 /* 08 */ NULL
, NULL
, NULL
, NULL
,
5262 /* 0C */ "pi2fw", "pi2fd", NULL
, NULL
,
5263 /* 10 */ NULL
, NULL
, NULL
, NULL
,
5264 /* 14 */ NULL
, NULL
, NULL
, NULL
,
5265 /* 18 */ NULL
, NULL
, NULL
, NULL
,
5266 /* 1C */ "pf2iw", "pf2id", NULL
, NULL
,
5267 /* 20 */ NULL
, NULL
, NULL
, NULL
,
5268 /* 24 */ NULL
, NULL
, NULL
, NULL
,
5269 /* 28 */ NULL
, NULL
, NULL
, NULL
,
5270 /* 2C */ NULL
, NULL
, NULL
, NULL
,
5271 /* 30 */ NULL
, NULL
, NULL
, NULL
,
5272 /* 34 */ NULL
, NULL
, NULL
, NULL
,
5273 /* 38 */ NULL
, NULL
, NULL
, NULL
,
5274 /* 3C */ NULL
, NULL
, NULL
, NULL
,
5275 /* 40 */ NULL
, NULL
, NULL
, NULL
,
5276 /* 44 */ NULL
, NULL
, NULL
, NULL
,
5277 /* 48 */ NULL
, NULL
, NULL
, NULL
,
5278 /* 4C */ NULL
, NULL
, NULL
, NULL
,
5279 /* 50 */ NULL
, NULL
, NULL
, NULL
,
5280 /* 54 */ NULL
, NULL
, NULL
, NULL
,
5281 /* 58 */ NULL
, NULL
, NULL
, NULL
,
5282 /* 5C */ NULL
, NULL
, NULL
, NULL
,
5283 /* 60 */ NULL
, NULL
, NULL
, NULL
,
5284 /* 64 */ NULL
, NULL
, NULL
, NULL
,
5285 /* 68 */ NULL
, NULL
, NULL
, NULL
,
5286 /* 6C */ NULL
, NULL
, NULL
, NULL
,
5287 /* 70 */ NULL
, NULL
, NULL
, NULL
,
5288 /* 74 */ NULL
, NULL
, NULL
, NULL
,
5289 /* 78 */ NULL
, NULL
, NULL
, NULL
,
5290 /* 7C */ NULL
, NULL
, NULL
, NULL
,
5291 /* 80 */ NULL
, NULL
, NULL
, NULL
,
5292 /* 84 */ NULL
, NULL
, NULL
, NULL
,
5293 /* 88 */ NULL
, NULL
, "pfnacc", NULL
,
5294 /* 8C */ NULL
, NULL
, "pfpnacc", NULL
,
5295 /* 90 */ "pfcmpge", NULL
, NULL
, NULL
,
5296 /* 94 */ "pfmin", NULL
, "pfrcp", "pfrsqrt",
5297 /* 98 */ NULL
, NULL
, "pfsub", NULL
,
5298 /* 9C */ NULL
, NULL
, "pfadd", NULL
,
5299 /* A0 */ "pfcmpgt", NULL
, NULL
, NULL
,
5300 /* A4 */ "pfmax", NULL
, "pfrcpit1", "pfrsqit1",
5301 /* A8 */ NULL
, NULL
, "pfsubr", NULL
,
5302 /* AC */ NULL
, NULL
, "pfacc", NULL
,
5303 /* B0 */ "pfcmpeq", NULL
, NULL
, NULL
,
5304 /* B4 */ "pfmul", NULL
, "pfrcpit2", "pfmulhrw",
5305 /* B8 */ NULL
, NULL
, NULL
, "pswapd",
5306 /* BC */ NULL
, NULL
, NULL
, "pavgusb",
5307 /* C0 */ NULL
, NULL
, NULL
, NULL
,
5308 /* C4 */ NULL
, NULL
, NULL
, NULL
,
5309 /* C8 */ NULL
, NULL
, NULL
, NULL
,
5310 /* CC */ NULL
, NULL
, NULL
, NULL
,
5311 /* D0 */ NULL
, NULL
, NULL
, NULL
,
5312 /* D4 */ NULL
, NULL
, NULL
, NULL
,
5313 /* D8 */ NULL
, NULL
, NULL
, NULL
,
5314 /* DC */ NULL
, NULL
, NULL
, NULL
,
5315 /* E0 */ NULL
, NULL
, NULL
, NULL
,
5316 /* E4 */ NULL
, NULL
, NULL
, NULL
,
5317 /* E8 */ NULL
, NULL
, NULL
, NULL
,
5318 /* EC */ NULL
, NULL
, NULL
, NULL
,
5319 /* F0 */ NULL
, NULL
, NULL
, NULL
,
5320 /* F4 */ NULL
, NULL
, NULL
, NULL
,
5321 /* F8 */ NULL
, NULL
, NULL
, NULL
,
5322 /* FC */ NULL
, NULL
, NULL
, NULL
,
5326 OP_3DNowSuffix (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5328 const char *mnemonic
;
5330 FETCH_DATA (the_info
, codep
+ 1);
5331 /* AMD 3DNow! instructions are specified by an opcode suffix in the
5332 place where an 8-bit immediate would normally go. ie. the last
5333 byte of the instruction. */
5334 obufp
= obuf
+ strlen (obuf
);
5335 mnemonic
= Suffix3DNow
[*codep
++ & 0xff];
5340 /* Since a variable sized modrm/sib chunk is between the start
5341 of the opcode (0x0f0f) and the opcode suffix, we need to do
5342 all the modrm processing first, and don't know until now that
5343 we have a bad opcode. This necessitates some cleaning up. */
5350 static const char *simd_cmp_op
[] = {
5362 OP_SIMD_Suffix (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5364 unsigned int cmp_type
;
5366 FETCH_DATA (the_info
, codep
+ 1);
5367 obufp
= obuf
+ strlen (obuf
);
5368 cmp_type
= *codep
++ & 0xff;
5371 char suffix1
= 'p', suffix2
= 's';
5372 used_prefixes
|= (prefixes
& PREFIX_REPZ
);
5373 if (prefixes
& PREFIX_REPZ
)
5377 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5378 if (prefixes
& PREFIX_DATA
)
5382 used_prefixes
|= (prefixes
& PREFIX_REPNZ
);
5383 if (prefixes
& PREFIX_REPNZ
)
5384 suffix1
= 's', suffix2
= 'd';
5387 sprintf (scratchbuf
, "cmp%s%c%c",
5388 simd_cmp_op
[cmp_type
], suffix1
, suffix2
);
5389 used_prefixes
|= (prefixes
& PREFIX_REPZ
);
5390 oappend (scratchbuf
);
5394 /* We have a bad extension byte. Clean up. */
5402 SIMD_Fixup (int extrachar
, int sizeflag ATTRIBUTE_UNUSED
)
5404 /* Change movlps/movhps to movhlps/movlhps for 2 register operand
5405 forms of these instructions. */
5408 char *p
= obuf
+ strlen (obuf
);
5411 *(p
- 1) = *(p
- 2);
5412 *(p
- 2) = *(p
- 3);
5413 *(p
- 3) = extrachar
;
5418 PNI_Fixup (int extrachar ATTRIBUTE_UNUSED
, int sizeflag
)
5420 if (mod
== 3 && reg
== 1 && rm
<= 1)
5422 /* Override "sidt". */
5423 size_t olen
= strlen (obuf
);
5424 char *p
= obuf
+ olen
- 4;
5425 const char **names
= (address_mode
== mode_64bit
5426 ? names64
: names32
);
5428 /* We might have a suffix when disassembling with -Msuffix. */
5432 /* Remove "addr16/addr32" if we aren't in Intel mode. */
5434 && (prefixes
& PREFIX_ADDR
)
5437 && CONST_STRNEQ (p
- 7, "addr")
5438 && (CONST_STRNEQ (p
- 3, "16")
5439 || CONST_STRNEQ (p
- 3, "32")))
5444 /* mwait %eax,%ecx */
5445 strcpy (p
, "mwait");
5447 strcpy (op1out
, names
[0]);
5451 /* monitor %eax,%ecx,%edx" */
5452 strcpy (p
, "monitor");
5455 const char **op1_names
;
5456 if (!(prefixes
& PREFIX_ADDR
))
5457 op1_names
= (address_mode
== mode_16bit
5461 op1_names
= (address_mode
!= mode_32bit
5462 ? names32
: names16
);
5463 used_prefixes
|= PREFIX_ADDR
;
5465 strcpy (op1out
, op1_names
[0]);
5466 strcpy (op3out
, names
[2]);
5471 strcpy (op2out
, names
[1]);
5482 SVME_Fixup (int bytemode
, int sizeflag
)
5514 OP_M (bytemode
, sizeflag
);
5517 /* Override "lidt". */
5518 p
= obuf
+ strlen (obuf
) - 4;
5519 /* We might have a suffix. */
5523 if (!(prefixes
& PREFIX_ADDR
))
5528 used_prefixes
|= PREFIX_ADDR
;
5532 strcpy (op2out
, names32
[1]);
5538 *obufp
++ = open_char
;
5539 if (address_mode
== mode_64bit
|| (sizeflag
& AFLAG
))
5543 strcpy (obufp
, alt
);
5544 obufp
+= strlen (alt
);
5545 *obufp
++ = close_char
;
5552 INVLPG_Fixup (int bytemode
, int sizeflag
)
5565 OP_M (bytemode
, sizeflag
);
5568 /* Override "invlpg". */
5569 strcpy (obuf
+ strlen (obuf
) - 6, alt
);
5576 /* Throw away prefixes and 1st. opcode byte. */
5577 codep
= insn_codep
+ 1;
5582 SEG_Fixup (int extrachar
, int sizeflag
)
5586 /* We need to add a proper suffix with
5597 if (prefixes
& PREFIX_DATA
)
5601 USED_REX (REX_MODE64
);
5602 if (rex
& REX_MODE64
)
5607 strcat (obuf
, suffix
);
5611 /* We need to fix the suffix for
5618 Override "mov[l|q]". */
5619 char *p
= obuf
+ strlen (obuf
) - 1;
5621 /* We might not have a suffix. */
5627 OP_E (extrachar
, sizeflag
);
5631 VMX_Fixup (int extrachar ATTRIBUTE_UNUSED
, int sizeflag
)
5633 if (mod
== 3 && reg
== 0 && rm
>=1 && rm
<= 4)
5635 /* Override "sgdt". */
5636 char *p
= obuf
+ strlen (obuf
) - 4;
5638 /* We might have a suffix when disassembling with -Msuffix. */
5645 strcpy (p
, "vmcall");
5648 strcpy (p
, "vmlaunch");
5651 strcpy (p
, "vmresume");
5654 strcpy (p
, "vmxoff");
5665 OP_VMX (int bytemode
, int sizeflag
)
5667 used_prefixes
|= (prefixes
& (PREFIX_DATA
| PREFIX_REPZ
));
5668 if (prefixes
& PREFIX_DATA
)
5669 strcpy (obuf
, "vmclear");
5670 else if (prefixes
& PREFIX_REPZ
)
5671 strcpy (obuf
, "vmxon");
5673 strcpy (obuf
, "vmptrld");
5674 OP_E (bytemode
, sizeflag
);
5678 REP_Fixup (int bytemode
, int sizeflag
)
5680 /* The 0xf3 prefix should be displayed as "rep" for ins, outs, movs,
5684 if (prefixes
& PREFIX_REPZ
)
5685 switch (*insn_codep
)
5687 case 0x6e: /* outsb */
5688 case 0x6f: /* outsw/outsl */
5689 case 0xa4: /* movsb */
5690 case 0xa5: /* movsw/movsl/movsq */
5696 case 0xaa: /* stosb */
5697 case 0xab: /* stosw/stosl/stosq */
5698 case 0xac: /* lodsb */
5699 case 0xad: /* lodsw/lodsl/lodsq */
5700 if (!intel_syntax
&& (sizeflag
& SUFFIX_ALWAYS
))
5705 case 0x6c: /* insb */
5706 case 0x6d: /* insl/insw */
5722 olen
= strlen (obuf
);
5723 p
= obuf
+ olen
- ilen
- 1 - 4;
5724 /* Handle "repz [addr16|addr32]". */
5725 if ((prefixes
& PREFIX_ADDR
))
5728 memmove (p
+ 3, p
+ 4, olen
- (p
+ 3 - obuf
));
5736 OP_IMREG (bytemode
, sizeflag
);
5739 OP_ESreg (bytemode
, sizeflag
);
5742 OP_DSreg (bytemode
, sizeflag
);