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' (or 'q' in Intel mode)
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' ('d' for 'l' and 'e' 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', 'w' or 'l' ('d' 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{t||t|}R", XX
, XX
, XX
, XX
},
707 { "cR{t||t|}O", 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
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2527 { "(bad)", XX
, XX
, XX
, XX
},
2528 { "(bad)", XX
, XX
, XX
, 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 /* We should check PREFIX_REPNZ and PREFIX_REPZ
3143 before PREFIX_DATA. */
3144 used_prefixes
|= (prefixes
& PREFIX_REPNZ
);
3145 if (prefixes
& PREFIX_REPNZ
)
3149 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3150 if (prefixes
& PREFIX_DATA
)
3154 dp
= &prefix_user_table
[dp
->bytemode2
][index
];
3157 case X86_64_SPECIAL
:
3158 index
= address_mode
== mode_64bit
? 1 : 0;
3159 dp
= &x86_64_table
[dp
->bytemode2
][index
];
3163 oappend (INTERNAL_DISASSEMBLER_ERROR
);
3168 if (putop (dp
->name
, sizeflag
) == 0)
3173 (*dp
->op1
) (dp
->bytemode1
, sizeflag
);
3178 (*dp
->op2
) (dp
->bytemode2
, sizeflag
);
3183 (*dp
->op3
) (dp
->bytemode3
, sizeflag
);
3188 (*dp
->op4
) (dp
->bytemode4
, sizeflag
);
3192 /* See if any prefixes were not used. If so, print the first one
3193 separately. If we don't do this, we'll wind up printing an
3194 instruction stream which does not precisely correspond to the
3195 bytes we are disassembling. */
3196 if ((prefixes
& ~used_prefixes
) != 0)
3200 name
= prefix_name (priv
.the_buffer
[0], priv
.orig_sizeflag
);
3202 name
= INTERNAL_DISASSEMBLER_ERROR
;
3203 (*info
->fprintf_func
) (info
->stream
, "%s", name
);
3206 if (rex
& ~rex_used
)
3209 name
= prefix_name (rex
| 0x40, priv
.orig_sizeflag
);
3211 name
= INTERNAL_DISASSEMBLER_ERROR
;
3212 (*info
->fprintf_func
) (info
->stream
, "%s ", name
);
3215 obufp
= obuf
+ strlen (obuf
);
3216 for (i
= strlen (obuf
); i
< 6; i
++)
3219 (*info
->fprintf_func
) (info
->stream
, "%s", obuf
);
3221 /* The enter and bound instructions are printed with operands in the same
3222 order as the intel book; everything else is printed in reverse order. */
3223 if (intel_syntax
|| two_source_ops
)
3229 op_ad
= op_index
[0];
3230 op_index
[0] = op_index
[3];
3231 op_index
[3] = op_ad
;
3232 op_ad
= op_index
[1];
3233 op_index
[1] = op_index
[2];
3234 op_index
[2] = op_ad
;
3247 if (op_index
[0] != -1 && !op_riprel
[0])
3248 (*info
->print_address_func
) ((bfd_vma
) op_address
[op_index
[0]], info
);
3250 (*info
->fprintf_func
) (info
->stream
, "%s", first
);
3257 (*info
->fprintf_func
) (info
->stream
, ",");
3258 if (op_index
[1] != -1 && !op_riprel
[1])
3259 (*info
->print_address_func
) ((bfd_vma
) op_address
[op_index
[1]], info
);
3261 (*info
->fprintf_func
) (info
->stream
, "%s", second
);
3268 (*info
->fprintf_func
) (info
->stream
, ",");
3269 if (op_index
[2] != -1 && !op_riprel
[2])
3270 (*info
->print_address_func
) ((bfd_vma
) op_address
[op_index
[2]], info
);
3272 (*info
->fprintf_func
) (info
->stream
, "%s", third
);
3279 (*info
->fprintf_func
) (info
->stream
, ",");
3280 if (op_index
[3] != -1 && !op_riprel
[3])
3281 (*info
->print_address_func
) ((bfd_vma
) op_address
[op_index
[3]], info
);
3283 (*info
->fprintf_func
) (info
->stream
, "%s", fourth
);
3286 for (i
= 0; i
< 4; i
++)
3287 if (op_index
[i
] != -1 && op_riprel
[i
])
3289 (*info
->fprintf_func
) (info
->stream
, " # ");
3290 (*info
->print_address_func
) ((bfd_vma
) (start_pc
+ codep
- start_codep
3291 + op_address
[op_index
[i
]]), info
);
3293 return codep
- priv
.the_buffer
;
3296 static const char *float_mem
[] = {
3371 static const unsigned char float_mem_mode
[] = {
3447 #define STi OP_STi, 0
3449 #define FGRPd9_2 NULL, NULL, 0, NULL, 0, NULL, 0, NULL, 0
3450 #define FGRPd9_4 NULL, NULL, 1, NULL, 0, NULL, 0, NULL, 0
3451 #define FGRPd9_5 NULL, NULL, 2, NULL, 0, NULL, 0, NULL, 0
3452 #define FGRPd9_6 NULL, NULL, 3, NULL, 0, NULL, 0, NULL, 0
3453 #define FGRPd9_7 NULL, NULL, 4, NULL, 0, NULL, 0, NULL, 0
3454 #define FGRPda_5 NULL, NULL, 5, NULL, 0, NULL, 0, NULL, 0
3455 #define FGRPdb_4 NULL, NULL, 6, NULL, 0, NULL, 0, NULL, 0
3456 #define FGRPde_3 NULL, NULL, 7, NULL, 0, NULL, 0, NULL, 0
3457 #define FGRPdf_4 NULL, NULL, 8, NULL, 0, NULL, 0, NULL, 0
3459 static const struct dis386 float_reg
[][8] = {
3462 { "fadd", ST
, STi
, XX
, XX
},
3463 { "fmul", ST
, STi
, XX
, XX
},
3464 { "fcom", STi
, XX
, XX
, XX
},
3465 { "fcomp", STi
, XX
, XX
, XX
},
3466 { "fsub", ST
, STi
, XX
, XX
},
3467 { "fsubr", ST
, STi
, XX
, XX
},
3468 { "fdiv", ST
, STi
, XX
, XX
},
3469 { "fdivr", ST
, STi
, XX
, XX
},
3473 { "fld", STi
, XX
, XX
, XX
},
3474 { "fxch", STi
, XX
, XX
, XX
},
3476 { "(bad)", XX
, XX
, XX
, XX
},
3484 { "fcmovb", ST
, STi
, XX
, XX
},
3485 { "fcmove", ST
, STi
, XX
, XX
},
3486 { "fcmovbe",ST
, STi
, XX
, XX
},
3487 { "fcmovu", ST
, STi
, XX
, XX
},
3488 { "(bad)", XX
, XX
, XX
, XX
},
3490 { "(bad)", XX
, XX
, XX
, XX
},
3491 { "(bad)", XX
, XX
, XX
, XX
},
3495 { "fcmovnb",ST
, STi
, XX
, XX
},
3496 { "fcmovne",ST
, STi
, XX
, XX
},
3497 { "fcmovnbe",ST
, STi
, XX
, XX
},
3498 { "fcmovnu",ST
, STi
, XX
, XX
},
3500 { "fucomi", ST
, STi
, XX
, XX
},
3501 { "fcomi", ST
, STi
, XX
, XX
},
3502 { "(bad)", XX
, XX
, XX
, XX
},
3506 { "fadd", STi
, ST
, XX
, XX
},
3507 { "fmul", STi
, ST
, XX
, XX
},
3508 { "(bad)", XX
, XX
, XX
, XX
},
3509 { "(bad)", XX
, XX
, XX
, XX
},
3511 { "fsub", STi
, ST
, XX
, XX
},
3512 { "fsubr", STi
, ST
, XX
, XX
},
3513 { "fdiv", STi
, ST
, XX
, XX
},
3514 { "fdivr", STi
, ST
, XX
, XX
},
3516 { "fsubr", STi
, ST
, XX
, XX
},
3517 { "fsub", STi
, ST
, XX
, XX
},
3518 { "fdivr", STi
, ST
, XX
, XX
},
3519 { "fdiv", STi
, ST
, XX
, XX
},
3524 { "ffree", STi
, XX
, XX
, XX
},
3525 { "(bad)", XX
, XX
, XX
, XX
},
3526 { "fst", STi
, XX
, XX
, XX
},
3527 { "fstp", STi
, XX
, XX
, XX
},
3528 { "fucom", STi
, XX
, XX
, XX
},
3529 { "fucomp", STi
, XX
, XX
, XX
},
3530 { "(bad)", XX
, XX
, XX
, XX
},
3531 { "(bad)", XX
, XX
, XX
, XX
},
3535 { "faddp", STi
, ST
, XX
, XX
},
3536 { "fmulp", STi
, ST
, XX
, XX
},
3537 { "(bad)", XX
, XX
, XX
, XX
},
3540 { "fsubp", STi
, ST
, XX
, XX
},
3541 { "fsubrp", STi
, ST
, XX
, XX
},
3542 { "fdivp", STi
, ST
, XX
, XX
},
3543 { "fdivrp", STi
, ST
, XX
, XX
},
3545 { "fsubrp", STi
, ST
, XX
, XX
},
3546 { "fsubp", STi
, ST
, XX
, XX
},
3547 { "fdivrp", STi
, ST
, XX
, XX
},
3548 { "fdivp", STi
, ST
, XX
, XX
},
3553 { "ffreep", STi
, XX
, XX
, XX
},
3554 { "(bad)", XX
, XX
, XX
, XX
},
3555 { "(bad)", XX
, XX
, XX
, XX
},
3556 { "(bad)", XX
, XX
, XX
, XX
},
3558 { "fucomip",ST
, STi
, XX
, XX
},
3559 { "fcomip", ST
, STi
, XX
, XX
},
3560 { "(bad)", XX
, XX
, XX
, XX
},
3564 static char *fgrps
[][8] = {
3567 "fnop","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3572 "fchs","fabs","(bad)","(bad)","ftst","fxam","(bad)","(bad)",
3577 "fld1","fldl2t","fldl2e","fldpi","fldlg2","fldln2","fldz","(bad)",
3582 "f2xm1","fyl2x","fptan","fpatan","fxtract","fprem1","fdecstp","fincstp",
3587 "fprem","fyl2xp1","fsqrt","fsincos","frndint","fscale","fsin","fcos",
3592 "(bad)","fucompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3597 "feni(287 only)","fdisi(287 only)","fNclex","fNinit",
3598 "fNsetpm(287 only)","(bad)","(bad)","(bad)",
3603 "(bad)","fcompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3608 "fNstsw","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
3613 dofloat (int sizeflag
)
3615 const struct dis386
*dp
;
3616 unsigned char floatop
;
3618 floatop
= codep
[-1];
3622 int fp_indx
= (floatop
- 0xd8) * 8 + reg
;
3624 putop (float_mem
[fp_indx
], sizeflag
);
3627 OP_E (float_mem_mode
[fp_indx
], sizeflag
);
3630 /* Skip mod/rm byte. */
3634 dp
= &float_reg
[floatop
- 0xd8][reg
];
3635 if (dp
->name
== NULL
)
3637 putop (fgrps
[dp
->bytemode1
][rm
], sizeflag
);
3639 /* Instruction fnstsw is only one with strange arg. */
3640 if (floatop
== 0xdf && codep
[-1] == 0xe0)
3641 strcpy (op1out
, names16
[0]);
3645 putop (dp
->name
, sizeflag
);
3650 (*dp
->op1
) (dp
->bytemode1
, sizeflag
);
3655 (*dp
->op2
) (dp
->bytemode2
, sizeflag
);
3660 OP_ST (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
3662 oappend ("%st" + intel_syntax
);
3666 OP_STi (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
3668 sprintf (scratchbuf
, "%%st(%d)", rm
);
3669 oappend (scratchbuf
+ intel_syntax
);
3672 /* Capital letters in template are macros. */
3674 putop (const char *template, int sizeflag
)
3679 for (p
= template; *p
; p
++)
3690 if (address_mode
== mode_64bit
)
3698 /* Alternative not valid. */
3699 strcpy (obuf
, "(bad)");
3703 else if (*p
== '\0')
3724 if (mod
!= 3 || (sizeflag
& SUFFIX_ALWAYS
))
3730 if (sizeflag
& SUFFIX_ALWAYS
)
3734 if (intel_syntax
&& !alt
)
3736 if ((prefixes
& PREFIX_DATA
) || (sizeflag
& SUFFIX_ALWAYS
))
3738 if (sizeflag
& DFLAG
)
3739 *obufp
++ = intel_syntax
? 'd' : 'l';
3741 *obufp
++ = intel_syntax
? 'w' : 's';
3742 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3745 case 'E': /* For jcxz/jecxz */
3746 if (address_mode
== mode_64bit
)
3748 if (sizeflag
& AFLAG
)
3754 if (sizeflag
& AFLAG
)
3756 used_prefixes
|= (prefixes
& PREFIX_ADDR
);
3761 if ((prefixes
& PREFIX_ADDR
) || (sizeflag
& SUFFIX_ALWAYS
))
3763 if (sizeflag
& AFLAG
)
3764 *obufp
++ = address_mode
== mode_64bit
? 'q' : 'l';
3766 *obufp
++ = address_mode
== mode_64bit
? 'l' : 'w';
3767 used_prefixes
|= (prefixes
& PREFIX_ADDR
);
3773 if ((prefixes
& (PREFIX_CS
| PREFIX_DS
)) == PREFIX_CS
3774 || (prefixes
& (PREFIX_CS
| PREFIX_DS
)) == PREFIX_DS
)
3776 used_prefixes
|= prefixes
& (PREFIX_CS
| PREFIX_DS
);
3779 if (prefixes
& PREFIX_DS
)
3793 if (address_mode
== mode_64bit
&& (sizeflag
& SUFFIX_ALWAYS
))
3802 if (sizeflag
& SUFFIX_ALWAYS
)
3806 if ((prefixes
& PREFIX_FWAIT
) == 0)
3809 used_prefixes
|= PREFIX_FWAIT
;
3812 USED_REX (REX_MODE64
);
3813 if (rex
& REX_MODE64
)
3815 else if (intel_syntax
&& (sizeflag
& DFLAG
))
3819 if (!(rex
& REX_MODE64
))
3820 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3825 if (address_mode
== mode_64bit
&& (sizeflag
& DFLAG
))
3834 if ((prefixes
& PREFIX_DATA
)
3835 || (rex
& REX_MODE64
)
3836 || (sizeflag
& SUFFIX_ALWAYS
))
3838 USED_REX (REX_MODE64
);
3839 if (rex
& REX_MODE64
)
3843 if (sizeflag
& DFLAG
)
3848 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3854 if (address_mode
== mode_64bit
&& (sizeflag
& DFLAG
))
3856 if (mod
!= 3 || (sizeflag
& SUFFIX_ALWAYS
))
3862 if (intel_syntax
&& !alt
)
3864 USED_REX (REX_MODE64
);
3865 if (mod
!= 3 || (sizeflag
& SUFFIX_ALWAYS
))
3867 if (rex
& REX_MODE64
)
3871 if (sizeflag
& DFLAG
)
3872 *obufp
++ = intel_syntax
? 'd' : 'l';
3876 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3880 USED_REX (REX_MODE64
);
3881 if (rex
& REX_MODE64
)
3883 else if (sizeflag
& DFLAG
)
3892 if (intel_syntax
&& !p
[1]
3893 && ((rex
& REX_MODE64
) || (sizeflag
& DFLAG
)))
3895 if (!(rex
& REX_MODE64
))
3896 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3901 if (address_mode
== mode_64bit
&& (sizeflag
& DFLAG
))
3903 if (sizeflag
& SUFFIX_ALWAYS
)
3911 if (sizeflag
& SUFFIX_ALWAYS
)
3913 if (rex
& REX_MODE64
)
3917 if (sizeflag
& DFLAG
)
3921 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3926 if (prefixes
& PREFIX_DATA
)
3930 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3935 if (rex
& REX_MODE64
)
3937 USED_REX (REX_MODE64
);
3941 /* implicit operand size 'l' for i386 or 'q' for x86-64 */
3943 /* operand size flag for cwtl, cbtw */
3944 USED_REX (REX_MODE64
);
3945 if (rex
& REX_MODE64
)
3952 else if (sizeflag
& DFLAG
)
3956 if (!(rex
& REX_MODE64
))
3957 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3967 oappend (const char *s
)
3970 obufp
+= strlen (s
);
3976 if (prefixes
& PREFIX_CS
)
3978 used_prefixes
|= PREFIX_CS
;
3979 oappend ("%cs:" + intel_syntax
);
3981 if (prefixes
& PREFIX_DS
)
3983 used_prefixes
|= PREFIX_DS
;
3984 oappend ("%ds:" + intel_syntax
);
3986 if (prefixes
& PREFIX_SS
)
3988 used_prefixes
|= PREFIX_SS
;
3989 oappend ("%ss:" + intel_syntax
);
3991 if (prefixes
& PREFIX_ES
)
3993 used_prefixes
|= PREFIX_ES
;
3994 oappend ("%es:" + intel_syntax
);
3996 if (prefixes
& PREFIX_FS
)
3998 used_prefixes
|= PREFIX_FS
;
3999 oappend ("%fs:" + intel_syntax
);
4001 if (prefixes
& PREFIX_GS
)
4003 used_prefixes
|= PREFIX_GS
;
4004 oappend ("%gs:" + intel_syntax
);
4009 OP_indirE (int bytemode
, int sizeflag
)
4013 OP_E (bytemode
, sizeflag
);
4017 print_operand_value (char *buf
, int hex
, bfd_vma disp
)
4019 if (address_mode
== mode_64bit
)
4027 sprintf_vma (tmp
, disp
);
4028 for (i
= 0; tmp
[i
] == '0' && tmp
[i
+ 1]; i
++);
4029 strcpy (buf
+ 2, tmp
+ i
);
4033 bfd_signed_vma v
= disp
;
4040 /* Check for possible overflow on 0x8000000000000000. */
4043 strcpy (buf
, "9223372036854775808");
4057 tmp
[28 - i
] = (v
% 10) + '0';
4061 strcpy (buf
, tmp
+ 29 - i
);
4067 sprintf (buf
, "0x%x", (unsigned int) disp
);
4069 sprintf (buf
, "%d", (int) disp
);
4074 intel_operand_size (int bytemode
, int sizeflag
)
4079 oappend ("BYTE PTR ");
4083 oappend ("WORD PTR ");
4086 if (address_mode
== mode_64bit
&& (sizeflag
& DFLAG
))
4088 oappend ("QWORD PTR ");
4089 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4095 USED_REX (REX_MODE64
);
4096 if (rex
& REX_MODE64
)
4097 oappend ("QWORD PTR ");
4098 else if ((sizeflag
& DFLAG
) || bytemode
== dq_mode
)
4099 oappend ("DWORD PTR ");
4101 oappend ("WORD PTR ");
4102 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4105 oappend ("DWORD PTR ");
4108 oappend ("QWORD PTR ");
4111 if (address_mode
== mode_64bit
)
4112 oappend ("QWORD PTR ");
4114 oappend ("DWORD PTR ");
4117 if (sizeflag
& DFLAG
)
4118 oappend ("FWORD PTR ");
4120 oappend ("DWORD PTR ");
4121 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4124 oappend ("TBYTE PTR ");
4127 oappend ("XMMWORD PTR ");
4135 OP_E (int bytemode
, int sizeflag
)
4140 USED_REX (REX_EXTZ
);
4144 /* Skip mod/rm byte. */
4155 oappend (names8rex
[rm
+ add
]);
4157 oappend (names8
[rm
+ add
]);
4160 oappend (names16
[rm
+ add
]);
4163 oappend (names32
[rm
+ add
]);
4166 oappend (names64
[rm
+ add
]);
4169 if (address_mode
== mode_64bit
)
4170 oappend (names64
[rm
+ add
]);
4172 oappend (names32
[rm
+ add
]);
4175 if (address_mode
== mode_64bit
&& (sizeflag
& DFLAG
))
4177 oappend (names64
[rm
+ add
]);
4178 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4186 USED_REX (REX_MODE64
);
4187 if (rex
& REX_MODE64
)
4188 oappend (names64
[rm
+ add
]);
4189 else if ((sizeflag
& DFLAG
) || bytemode
!= v_mode
)
4190 oappend (names32
[rm
+ add
]);
4192 oappend (names16
[rm
+ add
]);
4193 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4198 oappend (INTERNAL_DISASSEMBLER_ERROR
);
4206 intel_operand_size (bytemode
, sizeflag
);
4209 if ((sizeflag
& AFLAG
) || address_mode
== mode_64bit
) /* 32 bit address mode */
4224 FETCH_DATA (the_info
, codep
+ 1);
4225 index
= (*codep
>> 3) & 7;
4226 if (address_mode
== mode_64bit
|| index
!= 0x4)
4227 /* When INDEX == 0x4 in 32 bit mode, SCALE is ignored. */
4228 scale
= (*codep
>> 6) & 3;
4230 USED_REX (REX_EXTY
);
4240 if ((base
& 7) == 5)
4243 if (address_mode
== mode_64bit
&& !havesib
)
4249 FETCH_DATA (the_info
, codep
+ 1);
4251 if ((disp
& 0x80) != 0)
4260 if (mod
!= 0 || (base
& 7) == 5)
4262 print_operand_value (scratchbuf
, !riprel
, disp
);
4263 oappend (scratchbuf
);
4271 if (havebase
|| (havesib
&& (index
!= 4 || scale
!= 0)))
4273 *obufp
++ = open_char
;
4274 if (intel_syntax
&& riprel
)
4278 oappend (address_mode
== mode_64bit
&& (sizeflag
& AFLAG
)
4279 ? names64
[base
] : names32
[base
]);
4284 if (!intel_syntax
|| havebase
)
4286 *obufp
++ = separator_char
;
4289 oappend (address_mode
== mode_64bit
&& (sizeflag
& AFLAG
)
4290 ? names64
[index
] : names32
[index
]);
4292 if (scale
!= 0 || (!intel_syntax
&& index
!= 4))
4294 *obufp
++ = scale_char
;
4296 sprintf (scratchbuf
, "%d", 1 << scale
);
4297 oappend (scratchbuf
);
4300 if (intel_syntax
&& disp
)
4302 if ((bfd_signed_vma
) disp
> 0)
4311 disp
= - (bfd_signed_vma
) disp
;
4314 print_operand_value (scratchbuf
, mod
!= 1, disp
);
4315 oappend (scratchbuf
);
4318 *obufp
++ = close_char
;
4321 else if (intel_syntax
)
4323 if (mod
!= 0 || (base
& 7) == 5)
4325 if (prefixes
& (PREFIX_CS
| PREFIX_SS
| PREFIX_DS
4326 | PREFIX_ES
| PREFIX_FS
| PREFIX_GS
))
4330 oappend (names_seg
[ds_reg
- es_reg
]);
4333 print_operand_value (scratchbuf
, 1, disp
);
4334 oappend (scratchbuf
);
4339 { /* 16 bit address mode */
4346 if ((disp
& 0x8000) != 0)
4351 FETCH_DATA (the_info
, codep
+ 1);
4353 if ((disp
& 0x80) != 0)
4358 if ((disp
& 0x8000) != 0)
4364 if (mod
!= 0 || rm
== 6)
4366 print_operand_value (scratchbuf
, 0, disp
);
4367 oappend (scratchbuf
);
4370 if (mod
!= 0 || rm
!= 6)
4372 *obufp
++ = open_char
;
4374 oappend (index16
[rm
]);
4375 if (intel_syntax
&& disp
)
4377 if ((bfd_signed_vma
) disp
> 0)
4386 disp
= - (bfd_signed_vma
) disp
;
4389 print_operand_value (scratchbuf
, mod
!= 1, disp
);
4390 oappend (scratchbuf
);
4393 *obufp
++ = close_char
;
4396 else if (intel_syntax
)
4398 if (prefixes
& (PREFIX_CS
| PREFIX_SS
| PREFIX_DS
4399 | PREFIX_ES
| PREFIX_FS
| PREFIX_GS
))
4403 oappend (names_seg
[ds_reg
- es_reg
]);
4406 print_operand_value (scratchbuf
, 1, disp
& 0xffff);
4407 oappend (scratchbuf
);
4413 OP_G (int bytemode
, int sizeflag
)
4416 USED_REX (REX_EXTX
);
4424 oappend (names8rex
[reg
+ add
]);
4426 oappend (names8
[reg
+ add
]);
4429 oappend (names16
[reg
+ add
]);
4432 oappend (names32
[reg
+ add
]);
4435 oappend (names64
[reg
+ add
]);
4440 USED_REX (REX_MODE64
);
4441 if (rex
& REX_MODE64
)
4442 oappend (names64
[reg
+ add
]);
4443 else if ((sizeflag
& DFLAG
) || bytemode
!= v_mode
)
4444 oappend (names32
[reg
+ add
]);
4446 oappend (names16
[reg
+ add
]);
4447 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4450 if (address_mode
== mode_64bit
)
4451 oappend (names64
[reg
+ add
]);
4453 oappend (names32
[reg
+ add
]);
4456 oappend (INTERNAL_DISASSEMBLER_ERROR
);
4469 FETCH_DATA (the_info
, codep
+ 8);
4470 a
= *codep
++ & 0xff;
4471 a
|= (*codep
++ & 0xff) << 8;
4472 a
|= (*codep
++ & 0xff) << 16;
4473 a
|= (*codep
++ & 0xff) << 24;
4474 b
= *codep
++ & 0xff;
4475 b
|= (*codep
++ & 0xff) << 8;
4476 b
|= (*codep
++ & 0xff) << 16;
4477 b
|= (*codep
++ & 0xff) << 24;
4478 x
= a
+ ((bfd_vma
) b
<< 32);
4486 static bfd_signed_vma
4489 bfd_signed_vma x
= 0;
4491 FETCH_DATA (the_info
, codep
+ 4);
4492 x
= *codep
++ & (bfd_signed_vma
) 0xff;
4493 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 8;
4494 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 16;
4495 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 24;
4499 static bfd_signed_vma
4502 bfd_signed_vma x
= 0;
4504 FETCH_DATA (the_info
, codep
+ 4);
4505 x
= *codep
++ & (bfd_signed_vma
) 0xff;
4506 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 8;
4507 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 16;
4508 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 24;
4510 x
= (x
^ ((bfd_signed_vma
) 1 << 31)) - ((bfd_signed_vma
) 1 << 31);
4520 FETCH_DATA (the_info
, codep
+ 2);
4521 x
= *codep
++ & 0xff;
4522 x
|= (*codep
++ & 0xff) << 8;
4527 set_op (bfd_vma op
, int riprel
)
4529 op_index
[op_ad
] = op_ad
;
4530 if (address_mode
== mode_64bit
)
4532 op_address
[op_ad
] = op
;
4533 op_riprel
[op_ad
] = riprel
;
4537 /* Mask to get a 32-bit address. */
4538 op_address
[op_ad
] = op
& 0xffffffff;
4539 op_riprel
[op_ad
] = riprel
& 0xffffffff;
4544 OP_REG (int code
, int sizeflag
)
4548 USED_REX (REX_EXTZ
);
4560 case ax_reg
: case cx_reg
: case dx_reg
: case bx_reg
:
4561 case sp_reg
: case bp_reg
: case si_reg
: case di_reg
:
4562 s
= names16
[code
- ax_reg
+ add
];
4564 case es_reg
: case ss_reg
: case cs_reg
:
4565 case ds_reg
: case fs_reg
: case gs_reg
:
4566 s
= names_seg
[code
- es_reg
+ add
];
4568 case al_reg
: case ah_reg
: case cl_reg
: case ch_reg
:
4569 case dl_reg
: case dh_reg
: case bl_reg
: case bh_reg
:
4572 s
= names8rex
[code
- al_reg
+ add
];
4574 s
= names8
[code
- al_reg
];
4576 case rAX_reg
: case rCX_reg
: case rDX_reg
: case rBX_reg
:
4577 case rSP_reg
: case rBP_reg
: case rSI_reg
: case rDI_reg
:
4578 if (address_mode
== mode_64bit
&& (sizeflag
& DFLAG
))
4580 s
= names64
[code
- rAX_reg
+ add
];
4583 code
+= eAX_reg
- rAX_reg
;
4585 case eAX_reg
: case eCX_reg
: case eDX_reg
: case eBX_reg
:
4586 case eSP_reg
: case eBP_reg
: case eSI_reg
: case eDI_reg
:
4587 USED_REX (REX_MODE64
);
4588 if (rex
& REX_MODE64
)
4589 s
= names64
[code
- eAX_reg
+ add
];
4590 else if (sizeflag
& DFLAG
)
4591 s
= names32
[code
- eAX_reg
+ add
];
4593 s
= names16
[code
- eAX_reg
+ add
];
4594 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4597 s
= INTERNAL_DISASSEMBLER_ERROR
;
4604 OP_IMREG (int code
, int sizeflag
)
4616 case ax_reg
: case cx_reg
: case dx_reg
: case bx_reg
:
4617 case sp_reg
: case bp_reg
: case si_reg
: case di_reg
:
4618 s
= names16
[code
- ax_reg
];
4620 case es_reg
: case ss_reg
: case cs_reg
:
4621 case ds_reg
: case fs_reg
: case gs_reg
:
4622 s
= names_seg
[code
- es_reg
];
4624 case al_reg
: case ah_reg
: case cl_reg
: case ch_reg
:
4625 case dl_reg
: case dh_reg
: case bl_reg
: case bh_reg
:
4628 s
= names8rex
[code
- al_reg
];
4630 s
= names8
[code
- al_reg
];
4632 case eAX_reg
: case eCX_reg
: case eDX_reg
: case eBX_reg
:
4633 case eSP_reg
: case eBP_reg
: case eSI_reg
: case eDI_reg
:
4634 USED_REX (REX_MODE64
);
4635 if (rex
& REX_MODE64
)
4636 s
= names64
[code
- eAX_reg
];
4637 else if (sizeflag
& DFLAG
)
4638 s
= names32
[code
- eAX_reg
];
4640 s
= names16
[code
- eAX_reg
];
4641 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4644 s
= INTERNAL_DISASSEMBLER_ERROR
;
4651 OP_I (int bytemode
, int sizeflag
)
4654 bfd_signed_vma mask
= -1;
4659 FETCH_DATA (the_info
, codep
+ 1);
4664 if (address_mode
== mode_64bit
)
4671 USED_REX (REX_MODE64
);
4672 if (rex
& REX_MODE64
)
4674 else if (sizeflag
& DFLAG
)
4684 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4695 oappend (INTERNAL_DISASSEMBLER_ERROR
);
4700 scratchbuf
[0] = '$';
4701 print_operand_value (scratchbuf
+ 1, 1, op
);
4702 oappend (scratchbuf
+ intel_syntax
);
4703 scratchbuf
[0] = '\0';
4707 OP_I64 (int bytemode
, int sizeflag
)
4710 bfd_signed_vma mask
= -1;
4712 if (address_mode
!= mode_64bit
)
4714 OP_I (bytemode
, sizeflag
);
4721 FETCH_DATA (the_info
, codep
+ 1);
4726 USED_REX (REX_MODE64
);
4727 if (rex
& REX_MODE64
)
4729 else if (sizeflag
& DFLAG
)
4739 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4746 oappend (INTERNAL_DISASSEMBLER_ERROR
);
4751 scratchbuf
[0] = '$';
4752 print_operand_value (scratchbuf
+ 1, 1, op
);
4753 oappend (scratchbuf
+ intel_syntax
);
4754 scratchbuf
[0] = '\0';
4758 OP_sI (int bytemode
, int sizeflag
)
4761 bfd_signed_vma mask
= -1;
4766 FETCH_DATA (the_info
, codep
+ 1);
4768 if ((op
& 0x80) != 0)
4773 USED_REX (REX_MODE64
);
4774 if (rex
& REX_MODE64
)
4776 else if (sizeflag
& DFLAG
)
4785 if ((op
& 0x8000) != 0)
4788 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4793 if ((op
& 0x8000) != 0)
4797 oappend (INTERNAL_DISASSEMBLER_ERROR
);
4801 scratchbuf
[0] = '$';
4802 print_operand_value (scratchbuf
+ 1, 1, op
);
4803 oappend (scratchbuf
+ intel_syntax
);
4807 OP_J (int bytemode
, int sizeflag
)
4815 FETCH_DATA (the_info
, codep
+ 1);
4817 if ((disp
& 0x80) != 0)
4821 if ((sizeflag
& DFLAG
) || (rex
& REX_MODE64
))
4826 /* For some reason, a data16 prefix on a jump instruction
4827 means that the pc is masked to 16 bits after the
4828 displacement is added! */
4833 oappend (INTERNAL_DISASSEMBLER_ERROR
);
4836 disp
= (start_pc
+ codep
- start_codep
+ disp
) & mask
;
4838 print_operand_value (scratchbuf
, 1, disp
);
4839 oappend (scratchbuf
);
4843 OP_SEG (int dummy ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
4845 oappend (names_seg
[reg
]);
4849 OP_DIR (int dummy ATTRIBUTE_UNUSED
, int sizeflag
)
4853 if (sizeflag
& DFLAG
)
4863 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4865 sprintf (scratchbuf
, "0x%x:0x%x", seg
, offset
);
4867 sprintf (scratchbuf
, "$0x%x,$0x%x", seg
, offset
);
4868 oappend (scratchbuf
);
4872 OP_OFF (int bytemode
, int sizeflag
)
4876 if (intel_syntax
&& (sizeflag
& SUFFIX_ALWAYS
))
4877 intel_operand_size (bytemode
, sizeflag
);
4880 if ((sizeflag
& AFLAG
) || address_mode
== mode_64bit
)
4887 if (!(prefixes
& (PREFIX_CS
| PREFIX_SS
| PREFIX_DS
4888 | PREFIX_ES
| PREFIX_FS
| PREFIX_GS
)))
4890 oappend (names_seg
[ds_reg
- es_reg
]);
4894 print_operand_value (scratchbuf
, 1, off
);
4895 oappend (scratchbuf
);
4899 OP_OFF64 (int bytemode
, int sizeflag
)
4903 if (address_mode
!= mode_64bit
4904 || (prefixes
& PREFIX_ADDR
))
4906 OP_OFF (bytemode
, sizeflag
);
4910 if (intel_syntax
&& (sizeflag
& SUFFIX_ALWAYS
))
4911 intel_operand_size (bytemode
, sizeflag
);
4918 if (!(prefixes
& (PREFIX_CS
| PREFIX_SS
| PREFIX_DS
4919 | PREFIX_ES
| PREFIX_FS
| PREFIX_GS
)))
4921 oappend (names_seg
[ds_reg
- es_reg
]);
4925 print_operand_value (scratchbuf
, 1, off
);
4926 oappend (scratchbuf
);
4930 ptr_reg (int code
, int sizeflag
)
4934 *obufp
++ = open_char
;
4935 used_prefixes
|= (prefixes
& PREFIX_ADDR
);
4936 if (address_mode
== mode_64bit
)
4938 if (!(sizeflag
& AFLAG
))
4939 s
= names32
[code
- eAX_reg
];
4941 s
= names64
[code
- eAX_reg
];
4943 else if (sizeflag
& AFLAG
)
4944 s
= names32
[code
- eAX_reg
];
4946 s
= names16
[code
- eAX_reg
];
4948 *obufp
++ = close_char
;
4953 OP_ESreg (int code
, int sizeflag
)
4956 intel_operand_size (codep
[-1] & 1 ? v_mode
: b_mode
, sizeflag
);
4957 oappend ("%es:" + intel_syntax
);
4958 ptr_reg (code
, sizeflag
);
4962 OP_DSreg (int code
, int sizeflag
)
4965 intel_operand_size (codep
[-1] != 0xd7 && (codep
[-1] & 1)
4976 prefixes
|= PREFIX_DS
;
4978 ptr_reg (code
, sizeflag
);
4982 OP_C (int dummy ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
4987 USED_REX (REX_EXTX
);
4990 else if (address_mode
!= mode_64bit
&& (prefixes
& PREFIX_LOCK
))
4992 used_prefixes
|= PREFIX_LOCK
;
4995 sprintf (scratchbuf
, "%%cr%d", reg
+ add
);
4996 oappend (scratchbuf
+ intel_syntax
);
5000 OP_D (int dummy ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5003 USED_REX (REX_EXTX
);
5007 sprintf (scratchbuf
, "db%d", reg
+ add
);
5009 sprintf (scratchbuf
, "%%db%d", reg
+ add
);
5010 oappend (scratchbuf
);
5014 OP_T (int dummy ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5016 sprintf (scratchbuf
, "%%tr%d", reg
);
5017 oappend (scratchbuf
+ intel_syntax
);
5021 OP_Rd (int bytemode
, int sizeflag
)
5024 OP_E (bytemode
, sizeflag
);
5030 OP_MMX (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5032 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5033 if (prefixes
& PREFIX_DATA
)
5036 USED_REX (REX_EXTX
);
5039 sprintf (scratchbuf
, "%%xmm%d", reg
+ add
);
5042 sprintf (scratchbuf
, "%%mm%d", reg
);
5043 oappend (scratchbuf
+ intel_syntax
);
5047 OP_XMM (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5050 USED_REX (REX_EXTX
);
5053 sprintf (scratchbuf
, "%%xmm%d", reg
+ add
);
5054 oappend (scratchbuf
+ intel_syntax
);
5058 OP_EM (int bytemode
, int sizeflag
)
5062 if (intel_syntax
&& bytemode
== v_mode
)
5064 bytemode
= (prefixes
& PREFIX_DATA
) ? x_mode
: q_mode
;
5065 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5067 OP_E (bytemode
, sizeflag
);
5071 /* Skip mod/rm byte. */
5074 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5075 if (prefixes
& PREFIX_DATA
)
5079 USED_REX (REX_EXTZ
);
5082 sprintf (scratchbuf
, "%%xmm%d", rm
+ add
);
5085 sprintf (scratchbuf
, "%%mm%d", rm
);
5086 oappend (scratchbuf
+ intel_syntax
);
5089 /* cvt* are the only instructions in sse2 which have
5090 both SSE and MMX operands and also have 0x66 prefix
5091 in their opcode. 0x66 was originally used to differentiate
5092 between SSE and MMX instruction(operands). So we have to handle the
5093 cvt* separately using OP_EMC and OP_MXC */
5095 OP_EMC (int bytemode
, int sizeflag
)
5099 if (intel_syntax
&& bytemode
== v_mode
)
5101 bytemode
= (prefixes
& PREFIX_DATA
) ? x_mode
: q_mode
;
5102 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5104 OP_E (bytemode
, sizeflag
);
5108 /* Skip mod/rm byte. */
5111 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5112 sprintf (scratchbuf
, "%%mm%d", rm
);
5113 oappend (scratchbuf
+ intel_syntax
);
5117 OP_MXC (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5119 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5120 sprintf (scratchbuf
, "%%mm%d", reg
);
5121 oappend (scratchbuf
+ intel_syntax
);
5125 OP_EX (int bytemode
, int sizeflag
)
5130 if (intel_syntax
&& bytemode
== v_mode
)
5132 switch (prefixes
& (PREFIX_DATA
|PREFIX_REPZ
|PREFIX_REPNZ
))
5134 case 0: bytemode
= x_mode
; break;
5135 case PREFIX_REPZ
: bytemode
= d_mode
; used_prefixes
|= PREFIX_REPZ
; break;
5136 case PREFIX_DATA
: bytemode
= x_mode
; used_prefixes
|= PREFIX_DATA
; break;
5137 case PREFIX_REPNZ
: bytemode
= q_mode
; used_prefixes
|= PREFIX_REPNZ
; break;
5138 default: bytemode
= 0; break;
5141 OP_E (bytemode
, sizeflag
);
5144 USED_REX (REX_EXTZ
);
5148 /* Skip mod/rm byte. */
5151 sprintf (scratchbuf
, "%%xmm%d", rm
+ add
);
5152 oappend (scratchbuf
+ intel_syntax
);
5156 OP_MS (int bytemode
, int sizeflag
)
5159 OP_EM (bytemode
, sizeflag
);
5165 OP_XS (int bytemode
, int sizeflag
)
5168 OP_EX (bytemode
, sizeflag
);
5174 OP_M (int bytemode
, int sizeflag
)
5177 BadOp (); /* bad lea,lds,les,lfs,lgs,lss modrm */
5179 OP_E (bytemode
, sizeflag
);
5183 OP_0f07 (int bytemode
, int sizeflag
)
5185 if (mod
!= 3 || rm
!= 0)
5188 OP_E (bytemode
, sizeflag
);
5192 OP_0fae (int bytemode
, int sizeflag
)
5197 strcpy (obuf
+ strlen (obuf
) - sizeof ("clflush") + 1, "sfence");
5199 if (reg
< 5 || rm
!= 0)
5201 BadOp (); /* bad sfence, mfence, or lfence */
5207 BadOp (); /* bad clflush */
5211 OP_E (bytemode
, sizeflag
);
5214 /* NOP is an alias of "xchg %ax,%ax" in 16bit mode, "xchg %eax,%eax" in
5215 32bit mode and "xchg %rax,%rax" in 64bit mode. NOP with REPZ prefix
5216 is called PAUSE. We display "xchg %ax,%ax" instead of "data16 nop".
5220 NOP_Fixup1 (int bytemode
, int sizeflag
)
5222 if (prefixes
== PREFIX_REPZ
)
5223 strcpy (obuf
, "pause");
5224 else if (prefixes
== PREFIX_DATA
5225 || ((rex
& REX_MODE64
) && rex
!= 0x48))
5226 OP_REG (bytemode
, sizeflag
);
5228 strcpy (obuf
, "nop");
5232 NOP_Fixup2 (int bytemode
, int sizeflag
)
5234 if (prefixes
== PREFIX_DATA
5235 || ((rex
& REX_MODE64
) && rex
!= 0x48))
5236 OP_IMREG (bytemode
, sizeflag
);
5239 static const char *const Suffix3DNow
[] = {
5240 /* 00 */ NULL
, NULL
, NULL
, NULL
,
5241 /* 04 */ NULL
, NULL
, NULL
, NULL
,
5242 /* 08 */ NULL
, NULL
, NULL
, NULL
,
5243 /* 0C */ "pi2fw", "pi2fd", NULL
, NULL
,
5244 /* 10 */ NULL
, NULL
, NULL
, NULL
,
5245 /* 14 */ NULL
, NULL
, NULL
, NULL
,
5246 /* 18 */ NULL
, NULL
, NULL
, NULL
,
5247 /* 1C */ "pf2iw", "pf2id", NULL
, NULL
,
5248 /* 20 */ NULL
, NULL
, NULL
, NULL
,
5249 /* 24 */ NULL
, NULL
, NULL
, NULL
,
5250 /* 28 */ NULL
, NULL
, NULL
, NULL
,
5251 /* 2C */ NULL
, NULL
, NULL
, NULL
,
5252 /* 30 */ NULL
, NULL
, NULL
, NULL
,
5253 /* 34 */ NULL
, NULL
, NULL
, NULL
,
5254 /* 38 */ NULL
, NULL
, NULL
, NULL
,
5255 /* 3C */ NULL
, NULL
, NULL
, NULL
,
5256 /* 40 */ NULL
, NULL
, NULL
, NULL
,
5257 /* 44 */ NULL
, NULL
, NULL
, NULL
,
5258 /* 48 */ NULL
, NULL
, NULL
, NULL
,
5259 /* 4C */ NULL
, NULL
, NULL
, NULL
,
5260 /* 50 */ NULL
, NULL
, NULL
, NULL
,
5261 /* 54 */ NULL
, NULL
, NULL
, NULL
,
5262 /* 58 */ NULL
, NULL
, NULL
, NULL
,
5263 /* 5C */ NULL
, NULL
, NULL
, NULL
,
5264 /* 60 */ NULL
, NULL
, NULL
, NULL
,
5265 /* 64 */ NULL
, NULL
, NULL
, NULL
,
5266 /* 68 */ NULL
, NULL
, NULL
, NULL
,
5267 /* 6C */ NULL
, NULL
, NULL
, NULL
,
5268 /* 70 */ NULL
, NULL
, NULL
, NULL
,
5269 /* 74 */ NULL
, NULL
, NULL
, NULL
,
5270 /* 78 */ NULL
, NULL
, NULL
, NULL
,
5271 /* 7C */ NULL
, NULL
, NULL
, NULL
,
5272 /* 80 */ NULL
, NULL
, NULL
, NULL
,
5273 /* 84 */ NULL
, NULL
, NULL
, NULL
,
5274 /* 88 */ NULL
, NULL
, "pfnacc", NULL
,
5275 /* 8C */ NULL
, NULL
, "pfpnacc", NULL
,
5276 /* 90 */ "pfcmpge", NULL
, NULL
, NULL
,
5277 /* 94 */ "pfmin", NULL
, "pfrcp", "pfrsqrt",
5278 /* 98 */ NULL
, NULL
, "pfsub", NULL
,
5279 /* 9C */ NULL
, NULL
, "pfadd", NULL
,
5280 /* A0 */ "pfcmpgt", NULL
, NULL
, NULL
,
5281 /* A4 */ "pfmax", NULL
, "pfrcpit1", "pfrsqit1",
5282 /* A8 */ NULL
, NULL
, "pfsubr", NULL
,
5283 /* AC */ NULL
, NULL
, "pfacc", NULL
,
5284 /* B0 */ "pfcmpeq", NULL
, NULL
, NULL
,
5285 /* B4 */ "pfmul", NULL
, "pfrcpit2", "pfmulhrw",
5286 /* B8 */ NULL
, NULL
, NULL
, "pswapd",
5287 /* BC */ NULL
, NULL
, NULL
, "pavgusb",
5288 /* C0 */ NULL
, NULL
, NULL
, NULL
,
5289 /* C4 */ NULL
, NULL
, NULL
, NULL
,
5290 /* C8 */ NULL
, NULL
, NULL
, NULL
,
5291 /* CC */ NULL
, NULL
, NULL
, NULL
,
5292 /* D0 */ NULL
, NULL
, NULL
, NULL
,
5293 /* D4 */ NULL
, NULL
, NULL
, NULL
,
5294 /* D8 */ NULL
, NULL
, NULL
, NULL
,
5295 /* DC */ NULL
, NULL
, NULL
, NULL
,
5296 /* E0 */ NULL
, NULL
, NULL
, NULL
,
5297 /* E4 */ NULL
, NULL
, NULL
, NULL
,
5298 /* E8 */ NULL
, NULL
, NULL
, NULL
,
5299 /* EC */ NULL
, NULL
, NULL
, NULL
,
5300 /* F0 */ NULL
, NULL
, NULL
, NULL
,
5301 /* F4 */ NULL
, NULL
, NULL
, NULL
,
5302 /* F8 */ NULL
, NULL
, NULL
, NULL
,
5303 /* FC */ NULL
, NULL
, NULL
, NULL
,
5307 OP_3DNowSuffix (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5309 const char *mnemonic
;
5311 FETCH_DATA (the_info
, codep
+ 1);
5312 /* AMD 3DNow! instructions are specified by an opcode suffix in the
5313 place where an 8-bit immediate would normally go. ie. the last
5314 byte of the instruction. */
5315 obufp
= obuf
+ strlen (obuf
);
5316 mnemonic
= Suffix3DNow
[*codep
++ & 0xff];
5321 /* Since a variable sized modrm/sib chunk is between the start
5322 of the opcode (0x0f0f) and the opcode suffix, we need to do
5323 all the modrm processing first, and don't know until now that
5324 we have a bad opcode. This necessitates some cleaning up. */
5331 static const char *simd_cmp_op
[] = {
5343 OP_SIMD_Suffix (int bytemode ATTRIBUTE_UNUSED
, int sizeflag ATTRIBUTE_UNUSED
)
5345 unsigned int cmp_type
;
5347 FETCH_DATA (the_info
, codep
+ 1);
5348 obufp
= obuf
+ strlen (obuf
);
5349 cmp_type
= *codep
++ & 0xff;
5352 char suffix1
= 'p', suffix2
= 's';
5353 used_prefixes
|= (prefixes
& PREFIX_REPZ
);
5354 if (prefixes
& PREFIX_REPZ
)
5358 used_prefixes
|= (prefixes
& PREFIX_DATA
);
5359 if (prefixes
& PREFIX_DATA
)
5363 used_prefixes
|= (prefixes
& PREFIX_REPNZ
);
5364 if (prefixes
& PREFIX_REPNZ
)
5365 suffix1
= 's', suffix2
= 'd';
5368 sprintf (scratchbuf
, "cmp%s%c%c",
5369 simd_cmp_op
[cmp_type
], suffix1
, suffix2
);
5370 used_prefixes
|= (prefixes
& PREFIX_REPZ
);
5371 oappend (scratchbuf
);
5375 /* We have a bad extension byte. Clean up. */
5383 SIMD_Fixup (int extrachar
, int sizeflag ATTRIBUTE_UNUSED
)
5385 /* Change movlps/movhps to movhlps/movlhps for 2 register operand
5386 forms of these instructions. */
5389 char *p
= obuf
+ strlen (obuf
);
5392 *(p
- 1) = *(p
- 2);
5393 *(p
- 2) = *(p
- 3);
5394 *(p
- 3) = extrachar
;
5399 PNI_Fixup (int extrachar ATTRIBUTE_UNUSED
, int sizeflag
)
5401 if (mod
== 3 && reg
== 1 && rm
<= 1)
5403 /* Override "sidt". */
5404 size_t olen
= strlen (obuf
);
5405 char *p
= obuf
+ olen
- 4;
5406 const char **names
= (address_mode
== mode_64bit
5407 ? names64
: names32
);
5409 /* We might have a suffix when disassembling with -Msuffix. */
5413 /* Remove "addr16/addr32" if we aren't in Intel mode. */
5415 && (prefixes
& PREFIX_ADDR
)
5418 && CONST_STRNEQ (p
- 7, "addr")
5419 && (CONST_STRNEQ (p
- 3, "16")
5420 || CONST_STRNEQ (p
- 3, "32")))
5425 /* mwait %eax,%ecx */
5426 strcpy (p
, "mwait");
5428 strcpy (op1out
, names
[0]);
5432 /* monitor %eax,%ecx,%edx" */
5433 strcpy (p
, "monitor");
5436 const char **op1_names
;
5437 if (!(prefixes
& PREFIX_ADDR
))
5438 op1_names
= (address_mode
== mode_16bit
5442 op1_names
= (address_mode
!= mode_32bit
5443 ? names32
: names16
);
5444 used_prefixes
|= PREFIX_ADDR
;
5446 strcpy (op1out
, op1_names
[0]);
5447 strcpy (op3out
, names
[2]);
5452 strcpy (op2out
, names
[1]);
5463 SVME_Fixup (int bytemode
, int sizeflag
)
5495 OP_M (bytemode
, sizeflag
);
5498 /* Override "lidt". */
5499 p
= obuf
+ strlen (obuf
) - 4;
5500 /* We might have a suffix. */
5504 if (!(prefixes
& PREFIX_ADDR
))
5509 used_prefixes
|= PREFIX_ADDR
;
5513 strcpy (op2out
, names32
[1]);
5519 *obufp
++ = open_char
;
5520 if (address_mode
== mode_64bit
|| (sizeflag
& AFLAG
))
5524 strcpy (obufp
, alt
);
5525 obufp
+= strlen (alt
);
5526 *obufp
++ = close_char
;
5533 INVLPG_Fixup (int bytemode
, int sizeflag
)
5546 OP_M (bytemode
, sizeflag
);
5549 /* Override "invlpg". */
5550 strcpy (obuf
+ strlen (obuf
) - 6, alt
);
5557 /* Throw away prefixes and 1st. opcode byte. */
5558 codep
= insn_codep
+ 1;
5563 SEG_Fixup (int extrachar
, int sizeflag
)
5567 /* We need to add a proper suffix with
5578 if (prefixes
& PREFIX_DATA
)
5582 USED_REX (REX_MODE64
);
5583 if (rex
& REX_MODE64
)
5588 strcat (obuf
, suffix
);
5592 /* We need to fix the suffix for
5599 Override "mov[l|q]". */
5600 char *p
= obuf
+ strlen (obuf
) - 1;
5602 /* We might not have a suffix. */
5608 OP_E (extrachar
, sizeflag
);
5612 VMX_Fixup (int extrachar ATTRIBUTE_UNUSED
, int sizeflag
)
5614 if (mod
== 3 && reg
== 0 && rm
>=1 && rm
<= 4)
5616 /* Override "sgdt". */
5617 char *p
= obuf
+ strlen (obuf
) - 4;
5619 /* We might have a suffix when disassembling with -Msuffix. */
5626 strcpy (p
, "vmcall");
5629 strcpy (p
, "vmlaunch");
5632 strcpy (p
, "vmresume");
5635 strcpy (p
, "vmxoff");
5646 OP_VMX (int bytemode
, int sizeflag
)
5648 used_prefixes
|= (prefixes
& (PREFIX_DATA
| PREFIX_REPZ
));
5649 if (prefixes
& PREFIX_DATA
)
5650 strcpy (obuf
, "vmclear");
5651 else if (prefixes
& PREFIX_REPZ
)
5652 strcpy (obuf
, "vmxon");
5654 strcpy (obuf
, "vmptrld");
5655 OP_E (bytemode
, sizeflag
);
5659 REP_Fixup (int bytemode
, int sizeflag
)
5661 /* The 0xf3 prefix should be displayed as "rep" for ins, outs, movs,
5665 if (prefixes
& PREFIX_REPZ
)
5666 switch (*insn_codep
)
5668 case 0x6e: /* outsb */
5669 case 0x6f: /* outsw/outsl */
5670 case 0xa4: /* movsb */
5671 case 0xa5: /* movsw/movsl/movsq */
5677 case 0xaa: /* stosb */
5678 case 0xab: /* stosw/stosl/stosq */
5679 case 0xac: /* lodsb */
5680 case 0xad: /* lodsw/lodsl/lodsq */
5681 if (!intel_syntax
&& (sizeflag
& SUFFIX_ALWAYS
))
5686 case 0x6c: /* insb */
5687 case 0x6d: /* insl/insw */
5703 olen
= strlen (obuf
);
5704 p
= obuf
+ olen
- ilen
- 1 - 4;
5705 /* Handle "repz [addr16|addr32]". */
5706 if ((prefixes
& PREFIX_ADDR
))
5709 memmove (p
+ 3, p
+ 4, olen
- (p
+ 3 - obuf
));
5717 OP_IMREG (bytemode
, sizeflag
);
5720 OP_ESreg (bytemode
, sizeflag
);
5723 OP_DSreg (bytemode
, sizeflag
);