2 * COPYRIGHT: See COPYING in the top level directory
3 * PROJECT: ReactOS kernel
4 * FILE: ntoskrnl/kdbg/i386/i386-dis.c
5 * PURPOSE: No purpose listed.
7 * PROGRAMMERS: No programmer listed.
14 /* ReactOS compatibility stuff. */
17 typedef enum bfd_flavour
19 bfd_target_unknown_flavour
,
21 typedef enum bfd_architecture
25 typedef unsigned int bfd_vma
;
26 typedef unsigned char bfd_byte
;
27 enum bfd_endian
{ BFD_ENDIAN_BIG
, BIG_ENDIAN_LITTLE
, BFD_ENDIAN_UNKNOWN
};
29 typedef signed int bfd_signed_vma
;
30 #define bfd_mach_x86_64_intel_syntax 0
31 #define bfd_mach_x86_64 1
32 #define bfd_mach_i386_i386_intel_syntax 2
33 #define bfd_mach_i386_i386 3
34 #define bfd_mach_i386_i8086 4
35 #define abort() DbgBreakPoint();
37 #define ATTRIBUTE_UNUSED
38 extern int sprintf(char *str
, const char *format
, ...);
39 #define sprintf_vma(BUF, VMA) sprintf(BUF, "0x%X", VMA)
40 struct disassemble_info
;
43 print_insn_i386 (bfd_vma pc
, struct disassemble_info
*info
);
46 KdbpPrintDisasm(void* Ignored
, const char* fmt
, ...)
49 static char buffer
[256];
53 ret
= vsprintf(buffer
, fmt
, ap
);
54 DbgPrint("%s", buffer
);
60 KdbpNopPrintDisasm(void* Ignored
, const char* fmt
, ...)
66 KdbpReadMemory(unsigned int Addr
, unsigned char* Data
, unsigned int Length
,
67 struct disassemble_info
* Ignored
)
69 return KdbpSafeReadMemory(Data
, (void *)Addr
, Length
); /* 0 means no error */
73 KdbpMemoryError(int Status
, unsigned int Addr
,
74 struct disassemble_info
* Ignored
)
79 KdbpPrintAddressInCode(unsigned int Addr
, struct disassemble_info
* Ignored
)
81 if (!KdbSymPrintAddress((void*)Addr
, NULL
))
83 DbgPrint("<%08x>", Addr
);
88 KdbpNopPrintAddress(unsigned int Addr
, struct disassemble_info
* Ignored
)
95 KdbpGetInstLength(IN ULONG Address
)
97 disassemble_info info
;
99 info
.fprintf_func
= KdbpNopPrintDisasm
;
101 info
.application_data
= NULL
;
102 info
.flavour
= bfd_target_unknown_flavour
;
103 info
.arch
= bfd_arch_i386
;
104 info
.mach
= bfd_mach_i386_i386
;
107 info
.read_memory_func
= KdbpReadMemory
;
108 info
.memory_error_func
= KdbpMemoryError
;
109 info
.print_address_func
= KdbpNopPrintAddress
;
110 info
.symbol_at_address_func
= NULL
;
112 info
.buffer_vma
= info
.buffer_length
= 0;
113 info
.bytes_per_chunk
= 0;
114 info
.display_endian
= BIG_ENDIAN_LITTLE
;
115 info
.disassembler_options
= NULL
;
117 return(print_insn_i386(Address
, &info
));
121 KdbpDisassemble(IN ULONG Address
, IN ULONG IntelSyntax
)
123 disassemble_info info
;
125 info
.fprintf_func
= KdbpPrintDisasm
;
127 info
.application_data
= NULL
;
128 info
.flavour
= bfd_target_unknown_flavour
;
129 info
.arch
= bfd_arch_i386
;
130 info
.mach
= IntelSyntax
? bfd_mach_i386_i386_intel_syntax
: bfd_mach_i386_i386
;
133 info
.read_memory_func
= KdbpReadMemory
;
134 info
.memory_error_func
= KdbpMemoryError
;
135 info
.print_address_func
= KdbpPrintAddressInCode
;
136 info
.symbol_at_address_func
= NULL
;
138 info
.buffer_vma
= info
.buffer_length
= 0;
139 info
.bytes_per_chunk
= 0;
140 info
.display_endian
= BIG_ENDIAN_LITTLE
;
141 info
.disassembler_options
= NULL
;
143 return(print_insn_i386(Address
, &info
));
146 /* Print i386 instructions for GDB, the GNU debugger.
147 Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
149 Free Software Foundation, Inc.
151 This file is part of GDB.
153 This program is free software; you can redistribute it and/or modify
154 it under the terms of the GNU General Public License as published by
155 the Free Software Foundation; either version 2 of the License, or
156 (at your option) any later version.
158 This program is distributed in the hope that it will be useful,
159 but WITHOUT ANY WARRANTY; without even the implied warranty of
160 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
161 GNU General Public License for more details.
163 You should have received a copy of the GNU General Public License along
164 with this program; if not, write to the Free Software Foundation, Inc.,
165 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
169 * 80386 instruction printer by Pace Willisson (pace@prep.ai.mit.edu)
171 * modified by John Hassey (hassey@dg-rtp.dg.com)
172 * x86-64 support added by Jan Hubicka (jh@suse.cz)
176 * The main tables describing the instructions is essentially a copy
177 * of the "Opcode Map" chapter (Appendix A) of the Intel 80386
178 * Programmers Manual. Usually, there is a capital letter, followed
179 * by a small letter. The capital letter tell the addressing mode,
180 * and the small letter tells about the operand size. Refer to
181 * the Intel manual for details.
194 #ifndef UNIXWARE_COMPAT
195 /* Set non-zero for broken, compatible instructions. Set to zero for
196 non-broken opcodes. */
197 #define UNIXWARE_COMPAT 1
200 static int fetch_data
PARAMS ((struct disassemble_info
*, bfd_byte
*));
201 static void ckprefix
PARAMS ((void));
202 static const char *prefix_name
PARAMS ((int, int));
203 static int print_insn
PARAMS ((bfd_vma
, disassemble_info
*));
204 static void dofloat
PARAMS ((int));
205 static void OP_ST
PARAMS ((int, int));
206 static void OP_STi
PARAMS ((int, int));
207 static int putop
PARAMS ((const char *, int));
208 static void oappend
PARAMS ((const char *));
209 static void append_seg
PARAMS ((void));
210 static void OP_indirE
PARAMS ((int, int));
211 static void print_operand_value
PARAMS ((char *, int, bfd_vma
));
212 static void OP_E
PARAMS ((int, int));
213 static void OP_G
PARAMS ((int, int));
214 static bfd_vma get64
PARAMS ((void));
215 static bfd_signed_vma get32
PARAMS ((void));
216 static bfd_signed_vma get32s
PARAMS ((void));
217 static int get16
PARAMS ((void));
218 static void set_op
PARAMS ((bfd_vma
, int));
219 static void OP_REG
PARAMS ((int, int));
220 static void OP_IMREG
PARAMS ((int, int));
221 static void OP_I
PARAMS ((int, int));
222 static void OP_I64
PARAMS ((int, int));
223 static void OP_sI
PARAMS ((int, int));
224 static void OP_J
PARAMS ((int, int));
225 static void OP_SEG
PARAMS ((int, int));
226 static void OP_DIR
PARAMS ((int, int));
227 static void OP_OFF
PARAMS ((int, int));
228 static void OP_OFF64
PARAMS ((int, int));
229 static void ptr_reg
PARAMS ((int, int));
230 static void OP_ESreg
PARAMS ((int, int));
231 static void OP_DSreg
PARAMS ((int, int));
232 static void OP_C
PARAMS ((int, int));
233 static void OP_D
PARAMS ((int, int));
234 static void OP_T
PARAMS ((int, int));
235 static void OP_Rd
PARAMS ((int, int));
236 static void OP_MMX
PARAMS ((int, int));
237 static void OP_XMM
PARAMS ((int, int));
238 static void OP_EM
PARAMS ((int, int));
239 static void OP_EX
PARAMS ((int, int));
240 static void OP_MS
PARAMS ((int, int));
241 static void OP_XS
PARAMS ((int, int));
242 static void OP_3DNowSuffix
PARAMS ((int, int));
243 static void OP_SIMD_Suffix
PARAMS ((int, int));
244 static void SIMD_Fixup
PARAMS ((int, int));
245 static void BadOp
PARAMS ((void));
248 /* Points to first byte not fetched. */
249 bfd_byte
*max_fetched
;
250 bfd_byte the_buffer
[MAXLEN
];
256 /* The opcode for the fwait instruction, which we treat as a prefix
258 #define FWAIT_OPCODE (0x9b)
260 /* Set to 1 for 64bit mode disassembly. */
261 static int mode_64bit
;
263 /* Flags for the prefixes for the current instruction. See below. */
266 /* REX prefix the current instruction. See below. */
268 /* Bits of REX we've already used. */
274 /* Mark parts used in the REX prefix. When we are testing for
275 empty prefix (for 8bit register REX extension), just mask it
276 out. Otherwise test for REX bit is excuse for existence of REX
277 only in case value is nonzero. */
278 #define USED_REX(value) \
281 rex_used |= (rex & value) ? (value) | 0x40 : 0; \
286 /* Flags for prefixes which we somehow handled when printing the
287 current instruction. */
288 static int used_prefixes
;
290 /* Flags stored in PREFIXES. */
291 #define PREFIX_REPZ 1
292 #define PREFIX_REPNZ 2
293 #define PREFIX_LOCK 4
295 #define PREFIX_SS 0x10
296 #define PREFIX_DS 0x20
297 #define PREFIX_ES 0x40
298 #define PREFIX_FS 0x80
299 #define PREFIX_GS 0x100
300 #define PREFIX_DATA 0x200
301 #define PREFIX_ADDR 0x400
302 #define PREFIX_FWAIT 0x800
304 /* Make sure that bytes from INFO->PRIVATE_DATA->BUFFER (inclusive)
305 to ADDR (exclusive) are valid. Returns 1 for success, longjmps
307 #define FETCH_DATA(info, addr) \
308 ((addr) <= ((struct dis_private *) (info->private_data))->max_fetched \
309 ? 1 : fetch_data ((info), (addr)))
312 fetch_data (info
, addr
)
313 struct disassemble_info
*info
;
317 struct dis_private
*priv
= (struct dis_private
*) info
->private_data
;
318 bfd_vma start
= priv
->insn_start
+ (priv
->max_fetched
- priv
->the_buffer
);
320 status
= (*info
->read_memory_func
) (start
,
322 addr
- priv
->max_fetched
,
326 /* If we did manage to read at least one byte, then
327 print_insn_i386 will do something sensible. Otherwise, print
328 an error. We do that here because this is where we know
330 if (priv
->max_fetched
== priv
->the_buffer
)
331 (*info
->memory_error_func
) (status
, start
, info
);
332 longjmp (priv
->bailout
, 1);
335 priv
->max_fetched
= addr
;
341 #define Eb OP_E, b_mode
342 #define Ev OP_E, v_mode
343 #define Ed OP_E, d_mode
344 #define indirEb OP_indirE, b_mode
345 #define indirEv OP_indirE, v_mode
346 #define Ew OP_E, w_mode
347 #define Ma OP_E, v_mode
348 #define M OP_E, 0 /* lea, lgdt, etc. */
349 #define Mp OP_E, 0 /* 32 or 48 bit memory operand for LDS, LES etc */
350 #define Gb OP_G, b_mode
351 #define Gv OP_G, v_mode
352 #define Gd OP_G, d_mode
353 #define Gw OP_G, w_mode
354 #define Rd OP_Rd, d_mode
355 #define Rm OP_Rd, m_mode
356 #define Ib OP_I, b_mode
357 #define sIb OP_sI, b_mode /* sign extened byte */
358 #define Iv OP_I, v_mode
359 #define Iq OP_I, q_mode
360 #define Iv64 OP_I64, v_mode
361 #define Iw OP_I, w_mode
362 #define Jb OP_J, b_mode
363 #define Jv OP_J, v_mode
364 #define Cm OP_C, m_mode
365 #define Dm OP_D, m_mode
366 #define Td OP_T, d_mode
368 #define RMeAX OP_REG, eAX_reg
369 #define RMeBX OP_REG, eBX_reg
370 #define RMeCX OP_REG, eCX_reg
371 #define RMeDX OP_REG, eDX_reg
372 #define RMeSP OP_REG, eSP_reg
373 #define RMeBP OP_REG, eBP_reg
374 #define RMeSI OP_REG, eSI_reg
375 #define RMeDI OP_REG, eDI_reg
376 #define RMrAX OP_REG, rAX_reg
377 #define RMrBX OP_REG, rBX_reg
378 #define RMrCX OP_REG, rCX_reg
379 #define RMrDX OP_REG, rDX_reg
380 #define RMrSP OP_REG, rSP_reg
381 #define RMrBP OP_REG, rBP_reg
382 #define RMrSI OP_REG, rSI_reg
383 #define RMrDI OP_REG, rDI_reg
384 #define RMAL OP_REG, al_reg
385 #define RMAL OP_REG, al_reg
386 #define RMCL OP_REG, cl_reg
387 #define RMDL OP_REG, dl_reg
388 #define RMBL OP_REG, bl_reg
389 #define RMAH OP_REG, ah_reg
390 #define RMCH OP_REG, ch_reg
391 #define RMDH OP_REG, dh_reg
392 #define RMBH OP_REG, bh_reg
393 #define RMAX OP_REG, ax_reg
394 #define RMDX OP_REG, dx_reg
396 #define eAX OP_IMREG, eAX_reg
397 #define eBX OP_IMREG, eBX_reg
398 #define eCX OP_IMREG, eCX_reg
399 #define eDX OP_IMREG, eDX_reg
400 #define eSP OP_IMREG, eSP_reg
401 #define eBP OP_IMREG, eBP_reg
402 #define eSI OP_IMREG, eSI_reg
403 #define eDI OP_IMREG, eDI_reg
404 #define AL OP_IMREG, al_reg
405 #define AL OP_IMREG, al_reg
406 #define CL OP_IMREG, cl_reg
407 #define DL OP_IMREG, dl_reg
408 #define BL OP_IMREG, bl_reg
409 #define AH OP_IMREG, ah_reg
410 #define CH OP_IMREG, ch_reg
411 #define DH OP_IMREG, dh_reg
412 #define BH OP_IMREG, bh_reg
413 #define AX OP_IMREG, ax_reg
414 #define DX OP_IMREG, dx_reg
415 #define indirDX OP_IMREG, indir_dx_reg
417 #define Sw OP_SEG, w_mode
419 #define Ob OP_OFF, b_mode
420 #define Ob64 OP_OFF64, b_mode
421 #define Ov OP_OFF, v_mode
422 #define Ov64 OP_OFF64, v_mode
423 #define Xb OP_DSreg, eSI_reg
424 #define Xv OP_DSreg, eSI_reg
425 #define Yb OP_ESreg, eDI_reg
426 #define Yv OP_ESreg, eDI_reg
427 #define DSBX OP_DSreg, eBX_reg
429 #define es OP_REG, es_reg
430 #define ss OP_REG, ss_reg
431 #define cs OP_REG, cs_reg
432 #define ds OP_REG, ds_reg
433 #define fs OP_REG, fs_reg
434 #define gs OP_REG, gs_reg
438 #define EM OP_EM, v_mode
439 #define EX OP_EX, v_mode
440 #define MS OP_MS, v_mode
441 #define XS OP_XS, v_mode
443 #define OPSUF OP_3DNowSuffix, 0
444 #define OPSIMD OP_SIMD_Suffix, 0
446 #define cond_jump_flag NULL, cond_jump_mode
447 #define loop_jcxz_flag NULL, loop_jcxz_mode
449 /* bits in sizeflag */
450 #define SUFFIX_ALWAYS 4
454 #define b_mode 1 /* byte operand */
455 #define v_mode 2 /* operand size depends on prefixes */
456 #define w_mode 3 /* word operand */
457 #define d_mode 4 /* double word operand */
458 #define q_mode 5 /* quad word operand */
460 #define m_mode 7 /* d_mode in 32bit, q_mode in 64bit mode. */
461 #define cond_jump_mode 8
462 #define loop_jcxz_mode 9
507 #define indir_dx_reg 150
511 #define USE_PREFIX_USER_TABLE 3
512 #define X86_64_SPECIAL 4
514 #define FLOAT NULL, NULL, FLOATCODE, NULL, 0, NULL, 0
516 #define GRP1b NULL, NULL, USE_GROUPS, NULL, 0, NULL, 0
517 #define GRP1S NULL, NULL, USE_GROUPS, NULL, 1, NULL, 0
518 #define GRP1Ss NULL, NULL, USE_GROUPS, NULL, 2, NULL, 0
519 #define GRP2b NULL, NULL, USE_GROUPS, NULL, 3, NULL, 0
520 #define GRP2S NULL, NULL, USE_GROUPS, NULL, 4, NULL, 0
521 #define GRP2b_one NULL, NULL, USE_GROUPS, NULL, 5, NULL, 0
522 #define GRP2S_one NULL, NULL, USE_GROUPS, NULL, 6, NULL, 0
523 #define GRP2b_cl NULL, NULL, USE_GROUPS, NULL, 7, NULL, 0
524 #define GRP2S_cl NULL, NULL, USE_GROUPS, NULL, 8, NULL, 0
525 #define GRP3b NULL, NULL, USE_GROUPS, NULL, 9, NULL, 0
526 #define GRP3S NULL, NULL, USE_GROUPS, NULL, 10, NULL, 0
527 #define GRP4 NULL, NULL, USE_GROUPS, NULL, 11, NULL, 0
528 #define GRP5 NULL, NULL, USE_GROUPS, NULL, 12, NULL, 0
529 #define GRP6 NULL, NULL, USE_GROUPS, NULL, 13, NULL, 0
530 #define GRP7 NULL, NULL, USE_GROUPS, NULL, 14, NULL, 0
531 #define GRP8 NULL, NULL, USE_GROUPS, NULL, 15, NULL, 0
532 #define GRP9 NULL, NULL, USE_GROUPS, NULL, 16, NULL, 0
533 #define GRP10 NULL, NULL, USE_GROUPS, NULL, 17, NULL, 0
534 #define GRP11 NULL, NULL, USE_GROUPS, NULL, 18, NULL, 0
535 #define GRP12 NULL, NULL, USE_GROUPS, NULL, 19, NULL, 0
536 #define GRP13 NULL, NULL, USE_GROUPS, NULL, 20, NULL, 0
537 #define GRP14 NULL, NULL, USE_GROUPS, NULL, 21, NULL, 0
538 #define GRPAMD NULL, NULL, USE_GROUPS, NULL, 22, NULL, 0
540 #define PREGRP0 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 0, NULL, 0
541 #define PREGRP1 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 1, NULL, 0
542 #define PREGRP2 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 2, NULL, 0
543 #define PREGRP3 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 3, NULL, 0
544 #define PREGRP4 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 4, NULL, 0
545 #define PREGRP5 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 5, NULL, 0
546 #define PREGRP6 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 6, NULL, 0
547 #define PREGRP7 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 7, NULL, 0
548 #define PREGRP8 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 8, NULL, 0
549 #define PREGRP9 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 9, NULL, 0
550 #define PREGRP10 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 10, NULL, 0
551 #define PREGRP11 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 11, NULL, 0
552 #define PREGRP12 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 12, NULL, 0
553 #define PREGRP13 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 13, NULL, 0
554 #define PREGRP14 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 14, NULL, 0
555 #define PREGRP15 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 15, NULL, 0
556 #define PREGRP16 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 16, NULL, 0
557 #define PREGRP17 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 17, NULL, 0
558 #define PREGRP18 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 18, NULL, 0
559 #define PREGRP19 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 19, NULL, 0
560 #define PREGRP20 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 20, NULL, 0
561 #define PREGRP21 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 21, NULL, 0
562 #define PREGRP22 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 22, NULL, 0
563 #define PREGRP23 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 23, NULL, 0
564 #define PREGRP24 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 24, NULL, 0
565 #define PREGRP25 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 25, NULL, 0
566 #define PREGRP26 NULL, NULL, USE_PREFIX_USER_TABLE, NULL, 26, NULL, 0
568 #define X86_64_0 NULL, NULL, X86_64_SPECIAL, NULL, 0, NULL, 0
570 typedef void (*op_rtn
) PARAMS ((int bytemode
, int sizeflag
));
582 /* Upper case letters in the instruction names here are macros.
583 'A' => print 'b' if no register operands or suffix_always is true
584 'B' => print 'b' if suffix_always is true
585 'E' => print 'e' if 32-bit form of jcxz
586 'F' => print 'w' or 'l' depending on address size prefix (loop insns)
587 'H' => print ",pt" or ",pn" branch hint
588 'L' => print 'l' if suffix_always is true
589 'N' => print 'n' if instruction has no wait "prefix"
590 'O' => print 'd', or 'o'
591 'P' => print 'w', 'l' or 'q' if instruction has an operand size prefix,
592 . or suffix_always is true. print 'q' if rex prefix is present.
593 'Q' => print 'w', 'l' or 'q' if no register operands or suffix_always
595 'R' => print 'w', 'l' or 'q' ("wd" or "dq" in intel mode)
596 'S' => print 'w', 'l' or 'q' if suffix_always is true
597 'T' => print 'q' in 64bit mode and behave as 'P' otherwise
598 'U' => print 'q' in 64bit mode and behave as 'Q' otherwise
599 'X' => print 's', 'd' depending on data16 prefix (for XMM)
600 'W' => print 'b' or 'w' ("w" or "de" in intel mode)
601 'Y' => 'q' if instruction has an REX 64bit overwrite prefix
603 Many of the above letters print nothing in Intel mode. See "putop"
606 Braces '{' and '}', and vertical bars '|', indicate alternative
607 mnemonic strings for AT&T, Intel, X86_64 AT&T, and X86_64 Intel
608 modes. In cases where there are only two alternatives, the X86_64
609 instruction is reserved, and "(bad)" is printed.
612 static const struct dis386 dis386
[] = {
614 { "addB", Eb
, Gb
, XX
},
615 { "addS", Ev
, Gv
, XX
},
616 { "addB", Gb
, Eb
, XX
},
617 { "addS", Gv
, Ev
, XX
},
618 { "addB", AL
, Ib
, XX
},
619 { "addS", eAX
, Iv
, XX
},
620 { "push{T|}", es
, XX
, XX
},
621 { "pop{T|}", es
, XX
, XX
},
623 { "orB", Eb
, Gb
, XX
},
624 { "orS", Ev
, Gv
, XX
},
625 { "orB", Gb
, Eb
, XX
},
626 { "orS", Gv
, Ev
, XX
},
627 { "orB", AL
, Ib
, XX
},
628 { "orS", eAX
, Iv
, XX
},
629 { "push{T|}", cs
, XX
, XX
},
630 { "(bad)", XX
, XX
, XX
}, /* 0x0f extended opcode escape */
632 { "adcB", Eb
, Gb
, XX
},
633 { "adcS", Ev
, Gv
, XX
},
634 { "adcB", Gb
, Eb
, XX
},
635 { "adcS", Gv
, Ev
, XX
},
636 { "adcB", AL
, Ib
, XX
},
637 { "adcS", eAX
, Iv
, XX
},
638 { "push{T|}", ss
, XX
, XX
},
639 { "popT|}", ss
, XX
, XX
},
641 { "sbbB", Eb
, Gb
, XX
},
642 { "sbbS", Ev
, Gv
, XX
},
643 { "sbbB", Gb
, Eb
, XX
},
644 { "sbbS", Gv
, Ev
, XX
},
645 { "sbbB", AL
, Ib
, XX
},
646 { "sbbS", eAX
, Iv
, XX
},
647 { "push{T|}", ds
, XX
, XX
},
648 { "pop{T|}", ds
, XX
, XX
},
650 { "andB", Eb
, Gb
, XX
},
651 { "andS", Ev
, Gv
, XX
},
652 { "andB", Gb
, Eb
, XX
},
653 { "andS", Gv
, Ev
, XX
},
654 { "andB", AL
, Ib
, XX
},
655 { "andS", eAX
, Iv
, XX
},
656 { "(bad)", XX
, XX
, XX
}, /* SEG ES prefix */
657 { "daa{|}", XX
, XX
, XX
},
659 { "subB", Eb
, Gb
, XX
},
660 { "subS", Ev
, Gv
, XX
},
661 { "subB", Gb
, Eb
, XX
},
662 { "subS", Gv
, Ev
, XX
},
663 { "subB", AL
, Ib
, XX
},
664 { "subS", eAX
, Iv
, XX
},
665 { "(bad)", XX
, XX
, XX
}, /* SEG CS prefix */
666 { "das{|}", XX
, XX
, XX
},
668 { "xorB", Eb
, Gb
, XX
},
669 { "xorS", Ev
, Gv
, XX
},
670 { "xorB", Gb
, Eb
, XX
},
671 { "xorS", Gv
, Ev
, XX
},
672 { "xorB", AL
, Ib
, XX
},
673 { "xorS", eAX
, Iv
, XX
},
674 { "(bad)", XX
, XX
, XX
}, /* SEG SS prefix */
675 { "aaa{|}", XX
, XX
, XX
},
677 { "cmpB", Eb
, Gb
, XX
},
678 { "cmpS", Ev
, Gv
, XX
},
679 { "cmpB", Gb
, Eb
, XX
},
680 { "cmpS", Gv
, Ev
, XX
},
681 { "cmpB", AL
, Ib
, XX
},
682 { "cmpS", eAX
, Iv
, XX
},
683 { "(bad)", XX
, XX
, XX
}, /* SEG DS prefix */
684 { "aas{|}", XX
, XX
, XX
},
686 { "inc{S|}", RMeAX
, XX
, XX
},
687 { "inc{S|}", RMeCX
, XX
, XX
},
688 { "inc{S|}", RMeDX
, XX
, XX
},
689 { "inc{S|}", RMeBX
, XX
, XX
},
690 { "inc{S|}", RMeSP
, XX
, XX
},
691 { "inc{S|}", RMeBP
, XX
, XX
},
692 { "inc{S|}", RMeSI
, XX
, XX
},
693 { "inc{S|}", RMeDI
, XX
, XX
},
695 { "dec{S|}", RMeAX
, XX
, XX
},
696 { "dec{S|}", RMeCX
, XX
, XX
},
697 { "dec{S|}", RMeDX
, XX
, XX
},
698 { "dec{S|}", RMeBX
, XX
, XX
},
699 { "dec{S|}", RMeSP
, XX
, XX
},
700 { "dec{S|}", RMeBP
, XX
, XX
},
701 { "dec{S|}", RMeSI
, XX
, XX
},
702 { "dec{S|}", RMeDI
, XX
, XX
},
704 { "pushS", RMrAX
, XX
, XX
},
705 { "pushS", RMrCX
, XX
, XX
},
706 { "pushS", RMrDX
, XX
, XX
},
707 { "pushS", RMrBX
, XX
, XX
},
708 { "pushS", RMrSP
, XX
, XX
},
709 { "pushS", RMrBP
, XX
, XX
},
710 { "pushS", RMrSI
, XX
, XX
},
711 { "pushS", RMrDI
, XX
, XX
},
713 { "popS", RMrAX
, XX
, XX
},
714 { "popS", RMrCX
, XX
, XX
},
715 { "popS", RMrDX
, XX
, XX
},
716 { "popS", RMrBX
, XX
, XX
},
717 { "popS", RMrSP
, XX
, XX
},
718 { "popS", RMrBP
, XX
, XX
},
719 { "popS", RMrSI
, XX
, XX
},
720 { "popS", RMrDI
, XX
, XX
},
722 { "pusha{P|}", XX
, XX
, XX
},
723 { "popa{P|}", XX
, XX
, XX
},
724 { "bound{S|}", Gv
, Ma
, XX
},
726 { "(bad)", XX
, XX
, XX
}, /* seg fs */
727 { "(bad)", XX
, XX
, XX
}, /* seg gs */
728 { "(bad)", XX
, XX
, XX
}, /* op size prefix */
729 { "(bad)", XX
, XX
, XX
}, /* adr size prefix */
731 { "pushT", Iq
, XX
, XX
},
732 { "imulS", Gv
, Ev
, Iv
},
733 { "pushT", sIb
, XX
, XX
},
734 { "imulS", Gv
, Ev
, sIb
},
735 { "ins{b||b|}", Yb
, indirDX
, XX
},
736 { "ins{R||R|}", Yv
, indirDX
, XX
},
737 { "outs{b||b|}", indirDX
, Xb
, XX
},
738 { "outs{R||R|}", indirDX
, Xv
, XX
},
740 { "joH", Jb
, XX
, cond_jump_flag
},
741 { "jnoH", Jb
, XX
, cond_jump_flag
},
742 { "jbH", Jb
, XX
, cond_jump_flag
},
743 { "jaeH", Jb
, XX
, cond_jump_flag
},
744 { "jeH", Jb
, XX
, cond_jump_flag
},
745 { "jneH", Jb
, XX
, cond_jump_flag
},
746 { "jbeH", Jb
, XX
, cond_jump_flag
},
747 { "jaH", Jb
, XX
, cond_jump_flag
},
749 { "jsH", Jb
, XX
, cond_jump_flag
},
750 { "jnsH", Jb
, XX
, cond_jump_flag
},
751 { "jpH", Jb
, XX
, cond_jump_flag
},
752 { "jnpH", Jb
, XX
, cond_jump_flag
},
753 { "jlH", Jb
, XX
, cond_jump_flag
},
754 { "jgeH", Jb
, XX
, cond_jump_flag
},
755 { "jleH", Jb
, XX
, cond_jump_flag
},
756 { "jgH", Jb
, XX
, cond_jump_flag
},
760 { "(bad)", XX
, XX
, XX
},
762 { "testB", Eb
, Gb
, XX
},
763 { "testS", Ev
, Gv
, XX
},
764 { "xchgB", Eb
, Gb
, XX
},
765 { "xchgS", Ev
, Gv
, XX
},
767 { "movB", Eb
, Gb
, XX
},
768 { "movS", Ev
, Gv
, XX
},
769 { "movB", Gb
, Eb
, XX
},
770 { "movS", Gv
, Ev
, XX
},
771 { "movQ", Ev
, Sw
, XX
},
772 { "leaS", Gv
, M
, XX
},
773 { "movQ", Sw
, Ev
, XX
},
774 { "popU", Ev
, XX
, XX
},
776 { "nop", XX
, XX
, XX
},
777 /* FIXME: NOP with REPz prefix is called PAUSE. */
778 { "xchgS", RMeCX
, eAX
, XX
},
779 { "xchgS", RMeDX
, eAX
, XX
},
780 { "xchgS", RMeBX
, eAX
, XX
},
781 { "xchgS", RMeSP
, eAX
, XX
},
782 { "xchgS", RMeBP
, eAX
, XX
},
783 { "xchgS", RMeSI
, eAX
, XX
},
784 { "xchgS", RMeDI
, eAX
, XX
},
786 { "cW{tR||tR|}", XX
, XX
, XX
},
787 { "cR{tO||tO|}", XX
, XX
, XX
},
788 { "lcall{T|}", Ap
, XX
, XX
},
789 { "(bad)", XX
, XX
, XX
}, /* fwait */
790 { "pushfT", XX
, XX
, XX
},
791 { "popfT", XX
, XX
, XX
},
792 { "sahf{|}", XX
, XX
, XX
},
793 { "lahf{|}", XX
, XX
, XX
},
795 { "movB", AL
, Ob64
, XX
},
796 { "movS", eAX
, Ov64
, XX
},
797 { "movB", Ob64
, AL
, XX
},
798 { "movS", Ov64
, eAX
, XX
},
799 { "movs{b||b|}", Yb
, Xb
, XX
},
800 { "movs{R||R|}", Yv
, Xv
, XX
},
801 { "cmps{b||b|}", Xb
, Yb
, XX
},
802 { "cmps{R||R|}", Xv
, Yv
, XX
},
804 { "testB", AL
, Ib
, XX
},
805 { "testS", eAX
, Iv
, XX
},
806 { "stosB", Yb
, AL
, XX
},
807 { "stosS", Yv
, eAX
, XX
},
808 { "lodsB", AL
, Xb
, XX
},
809 { "lodsS", eAX
, Xv
, XX
},
810 { "scasB", AL
, Yb
, XX
},
811 { "scasS", eAX
, Yv
, XX
},
813 { "movB", RMAL
, Ib
, XX
},
814 { "movB", RMCL
, Ib
, XX
},
815 { "movB", RMDL
, Ib
, XX
},
816 { "movB", RMBL
, Ib
, XX
},
817 { "movB", RMAH
, Ib
, XX
},
818 { "movB", RMCH
, Ib
, XX
},
819 { "movB", RMDH
, Ib
, XX
},
820 { "movB", RMBH
, Ib
, XX
},
822 { "movS", RMeAX
, Iv64
, XX
},
823 { "movS", RMeCX
, Iv64
, XX
},
824 { "movS", RMeDX
, Iv64
, XX
},
825 { "movS", RMeBX
, Iv64
, XX
},
826 { "movS", RMeSP
, Iv64
, XX
},
827 { "movS", RMeBP
, Iv64
, XX
},
828 { "movS", RMeSI
, Iv64
, XX
},
829 { "movS", RMeDI
, Iv64
, XX
},
833 { "retT", Iw
, XX
, XX
},
834 { "retT", XX
, XX
, XX
},
835 { "les{S|}", Gv
, Mp
, XX
},
836 { "ldsS", Gv
, Mp
, XX
},
837 { "movA", Eb
, Ib
, XX
},
838 { "movQ", Ev
, Iv
, XX
},
840 { "enterT", Iw
, Ib
, XX
},
841 { "leaveT", XX
, XX
, XX
},
842 { "lretP", Iw
, XX
, XX
},
843 { "lretP", XX
, XX
, XX
},
844 { "int3", XX
, XX
, XX
},
845 { "int", Ib
, XX
, XX
},
846 { "into{|}", XX
, XX
, XX
},
847 { "iretP", XX
, XX
, XX
},
853 { "aam{|}", sIb
, XX
, XX
},
854 { "aad{|}", sIb
, XX
, XX
},
855 { "(bad)", XX
, XX
, XX
},
856 { "xlat", DSBX
, XX
, XX
},
867 { "loopneFH", Jb
, XX
, loop_jcxz_flag
},
868 { "loopeFH", Jb
, XX
, loop_jcxz_flag
},
869 { "loopFH", Jb
, XX
, loop_jcxz_flag
},
870 { "jEcxzH", Jb
, XX
, loop_jcxz_flag
},
871 { "inB", AL
, Ib
, XX
},
872 { "inS", eAX
, Ib
, XX
},
873 { "outB", Ib
, AL
, XX
},
874 { "outS", Ib
, eAX
, XX
},
876 { "callT", Jv
, XX
, XX
},
877 { "jmpT", Jv
, XX
, XX
},
878 { "ljmp{T|}", Ap
, XX
, XX
},
879 { "jmp", Jb
, XX
, XX
},
880 { "inB", AL
, indirDX
, XX
},
881 { "inS", eAX
, indirDX
, XX
},
882 { "outB", indirDX
, AL
, XX
},
883 { "outS", indirDX
, eAX
, XX
},
885 { "(bad)", XX
, XX
, XX
}, /* lock prefix */
886 { "(bad)", XX
, XX
, XX
},
887 { "(bad)", XX
, XX
, XX
}, /* repne */
888 { "(bad)", XX
, XX
, XX
}, /* repz */
889 { "hlt", XX
, XX
, XX
},
890 { "cmc", XX
, XX
, XX
},
894 { "clc", XX
, XX
, XX
},
895 { "stc", XX
, XX
, XX
},
896 { "cli", XX
, XX
, XX
},
897 { "sti", XX
, XX
, XX
},
898 { "cld", XX
, XX
, XX
},
899 { "std", XX
, XX
, XX
},
904 static const struct dis386 dis386_twobyte
[] = {
908 { "larS", Gv
, Ew
, XX
},
909 { "lslS", Gv
, Ew
, XX
},
910 { "(bad)", XX
, XX
, XX
},
911 { "syscall", XX
, XX
, XX
},
912 { "clts", XX
, XX
, XX
},
913 { "sysretP", XX
, XX
, XX
},
915 { "invd", XX
, XX
, XX
},
916 { "wbinvd", XX
, XX
, XX
},
917 { "(bad)", XX
, XX
, XX
},
918 { "ud2a", XX
, XX
, XX
},
919 { "(bad)", XX
, XX
, XX
},
921 { "femms", XX
, XX
, XX
},
922 { "", MX
, EM
, OPSUF
}, /* See OP_3DNowSuffix. */
926 { "movlpX", XM
, EX
, SIMD_Fixup
, 'h' }, /* really only 2 operands */
927 { "movlpX", EX
, XM
, SIMD_Fixup
, 'h' },
928 { "unpcklpX", XM
, EX
, XX
},
929 { "unpckhpX", XM
, EX
, XX
},
930 { "movhpX", XM
, EX
, SIMD_Fixup
, 'l' },
931 { "movhpX", EX
, XM
, SIMD_Fixup
, 'l' },
934 { "(bad)", XX
, XX
, XX
},
935 { "(bad)", XX
, XX
, XX
},
936 { "(bad)", XX
, XX
, XX
},
937 { "(bad)", XX
, XX
, XX
},
938 { "(bad)", XX
, XX
, XX
},
939 { "(bad)", XX
, XX
, XX
},
940 { "(bad)", XX
, XX
, XX
},
942 { "movL", Rm
, Cm
, XX
},
943 { "movL", Rm
, Dm
, XX
},
944 { "movL", Cm
, Rm
, XX
},
945 { "movL", Dm
, Rm
, XX
},
946 { "movL", Rd
, Td
, XX
},
947 { "(bad)", XX
, XX
, XX
},
948 { "movL", Td
, Rd
, XX
},
949 { "(bad)", XX
, XX
, XX
},
951 { "movapX", XM
, EX
, XX
},
952 { "movapX", EX
, XM
, XX
},
954 { "movntpX", Ev
, XM
, XX
},
957 { "ucomisX", XM
,EX
, XX
},
958 { "comisX", XM
,EX
, XX
},
960 { "wrmsr", XX
, XX
, XX
},
961 { "rdtsc", XX
, XX
, XX
},
962 { "rdmsr", XX
, XX
, XX
},
963 { "rdpmc", XX
, XX
, XX
},
964 { "sysenter", XX
, XX
, XX
},
965 { "sysexit", XX
, XX
, XX
},
966 { "(bad)", XX
, XX
, XX
},
967 { "(bad)", XX
, XX
, XX
},
969 { "(bad)", XX
, XX
, XX
},
970 { "(bad)", XX
, XX
, XX
},
971 { "(bad)", XX
, XX
, XX
},
972 { "(bad)", XX
, XX
, XX
},
973 { "(bad)", XX
, XX
, XX
},
974 { "(bad)", XX
, XX
, XX
},
975 { "(bad)", XX
, XX
, XX
},
976 { "(bad)", XX
, XX
, XX
},
978 { "cmovo", Gv
, Ev
, XX
},
979 { "cmovno", Gv
, Ev
, XX
},
980 { "cmovb", Gv
, Ev
, XX
},
981 { "cmovae", Gv
, Ev
, XX
},
982 { "cmove", Gv
, Ev
, XX
},
983 { "cmovne", Gv
, Ev
, XX
},
984 { "cmovbe", Gv
, Ev
, XX
},
985 { "cmova", Gv
, Ev
, XX
},
987 { "cmovs", Gv
, Ev
, XX
},
988 { "cmovns", Gv
, Ev
, XX
},
989 { "cmovp", Gv
, Ev
, XX
},
990 { "cmovnp", Gv
, Ev
, XX
},
991 { "cmovl", Gv
, Ev
, XX
},
992 { "cmovge", Gv
, Ev
, XX
},
993 { "cmovle", Gv
, Ev
, XX
},
994 { "cmovg", Gv
, Ev
, XX
},
996 { "movmskpX", Gd
, XS
, XX
},
1000 { "andpX", XM
, EX
, XX
},
1001 { "andnpX", XM
, EX
, XX
},
1002 { "orpX", XM
, EX
, XX
},
1003 { "xorpX", XM
, EX
, XX
},
1014 { "punpcklbw", MX
, EM
, XX
},
1015 { "punpcklwd", MX
, EM
, XX
},
1016 { "punpckldq", MX
, EM
, XX
},
1017 { "packsswb", MX
, EM
, XX
},
1018 { "pcmpgtb", MX
, EM
, XX
},
1019 { "pcmpgtw", MX
, EM
, XX
},
1020 { "pcmpgtd", MX
, EM
, XX
},
1021 { "packuswb", MX
, EM
, XX
},
1023 { "punpckhbw", MX
, EM
, XX
},
1024 { "punpckhwd", MX
, EM
, XX
},
1025 { "punpckhdq", MX
, EM
, XX
},
1026 { "packssdw", MX
, EM
, XX
},
1029 { "movd", MX
, Ed
, XX
},
1036 { "pcmpeqb", MX
, EM
, XX
},
1037 { "pcmpeqw", MX
, EM
, XX
},
1038 { "pcmpeqd", MX
, EM
, XX
},
1039 { "emms", XX
, XX
, XX
},
1041 { "(bad)", XX
, XX
, XX
},
1042 { "(bad)", XX
, XX
, XX
},
1043 { "(bad)", XX
, XX
, XX
},
1044 { "(bad)", XX
, XX
, XX
},
1045 { "(bad)", XX
, XX
, XX
},
1046 { "(bad)", XX
, XX
, XX
},
1050 { "joH", Jv
, XX
, cond_jump_flag
},
1051 { "jnoH", Jv
, XX
, cond_jump_flag
},
1052 { "jbH", Jv
, XX
, cond_jump_flag
},
1053 { "jaeH", Jv
, XX
, cond_jump_flag
},
1054 { "jeH", Jv
, XX
, cond_jump_flag
},
1055 { "jneH", Jv
, XX
, cond_jump_flag
},
1056 { "jbeH", Jv
, XX
, cond_jump_flag
},
1057 { "jaH", Jv
, XX
, cond_jump_flag
},
1059 { "jsH", Jv
, XX
, cond_jump_flag
},
1060 { "jnsH", Jv
, XX
, cond_jump_flag
},
1061 { "jpH", Jv
, XX
, cond_jump_flag
},
1062 { "jnpH", Jv
, XX
, cond_jump_flag
},
1063 { "jlH", Jv
, XX
, cond_jump_flag
},
1064 { "jgeH", Jv
, XX
, cond_jump_flag
},
1065 { "jleH", Jv
, XX
, cond_jump_flag
},
1066 { "jgH", Jv
, XX
, cond_jump_flag
},
1068 { "seto", Eb
, XX
, XX
},
1069 { "setno", Eb
, XX
, XX
},
1070 { "setb", Eb
, XX
, XX
},
1071 { "setae", Eb
, XX
, XX
},
1072 { "sete", Eb
, XX
, XX
},
1073 { "setne", Eb
, XX
, XX
},
1074 { "setbe", Eb
, XX
, XX
},
1075 { "seta", Eb
, XX
, XX
},
1077 { "sets", Eb
, XX
, XX
},
1078 { "setns", Eb
, XX
, XX
},
1079 { "setp", Eb
, XX
, XX
},
1080 { "setnp", Eb
, XX
, XX
},
1081 { "setl", Eb
, XX
, XX
},
1082 { "setge", Eb
, XX
, XX
},
1083 { "setle", Eb
, XX
, XX
},
1084 { "setg", Eb
, XX
, XX
},
1086 { "pushT", fs
, XX
, XX
},
1087 { "popT", fs
, XX
, XX
},
1088 { "cpuid", XX
, XX
, XX
},
1089 { "btS", Ev
, Gv
, XX
},
1090 { "shldS", Ev
, Gv
, Ib
},
1091 { "shldS", Ev
, Gv
, CL
},
1092 { "(bad)", XX
, XX
, XX
},
1093 { "(bad)", XX
, XX
, XX
},
1095 { "pushT", gs
, XX
, XX
},
1096 { "popT", gs
, XX
, XX
},
1097 { "rsm", XX
, XX
, XX
},
1098 { "btsS", Ev
, Gv
, XX
},
1099 { "shrdS", Ev
, Gv
, Ib
},
1100 { "shrdS", Ev
, Gv
, CL
},
1102 { "imulS", Gv
, Ev
, XX
},
1104 { "cmpxchgB", Eb
, Gb
, XX
},
1105 { "cmpxchgS", Ev
, Gv
, XX
},
1106 { "lssS", Gv
, Mp
, XX
},
1107 { "btrS", Ev
, Gv
, XX
},
1108 { "lfsS", Gv
, Mp
, XX
},
1109 { "lgsS", Gv
, Mp
, XX
},
1110 { "movz{bR|x|bR|x}", Gv
, Eb
, XX
},
1111 { "movz{wR|x|wR|x}", Gv
, Ew
, XX
}, /* yes, there really is movzww ! */
1113 { "(bad)", XX
, XX
, XX
},
1114 { "ud2b", XX
, XX
, XX
},
1116 { "btcS", Ev
, Gv
, XX
},
1117 { "bsfS", Gv
, Ev
, XX
},
1118 { "bsrS", Gv
, Ev
, XX
},
1119 { "movs{bR|x|bR|x}", Gv
, Eb
, XX
},
1120 { "movs{wR|x|wR|x}", Gv
, Ew
, XX
}, /* yes, there really is movsww ! */
1122 { "xaddB", Eb
, Gb
, XX
},
1123 { "xaddS", Ev
, Gv
, XX
},
1125 { "movntiS", Ev
, Gv
, XX
},
1126 { "pinsrw", MX
, Ed
, Ib
},
1127 { "pextrw", Gd
, MS
, Ib
},
1128 { "shufpX", XM
, EX
, Ib
},
1131 { "bswap", RMeAX
, XX
, XX
},
1132 { "bswap", RMeCX
, XX
, XX
},
1133 { "bswap", RMeDX
, XX
, XX
},
1134 { "bswap", RMeBX
, XX
, XX
},
1135 { "bswap", RMeSP
, XX
, XX
},
1136 { "bswap", RMeBP
, XX
, XX
},
1137 { "bswap", RMeSI
, XX
, XX
},
1138 { "bswap", RMeDI
, XX
, XX
},
1140 { "(bad)", XX
, XX
, XX
},
1141 { "psrlw", MX
, EM
, XX
},
1142 { "psrld", MX
, EM
, XX
},
1143 { "psrlq", MX
, EM
, XX
},
1144 { "paddq", MX
, EM
, XX
},
1145 { "pmullw", MX
, EM
, XX
},
1147 { "pmovmskb", Gd
, MS
, XX
},
1149 { "psubusb", MX
, EM
, XX
},
1150 { "psubusw", MX
, EM
, XX
},
1151 { "pminub", MX
, EM
, XX
},
1152 { "pand", MX
, EM
, XX
},
1153 { "paddusb", MX
, EM
, XX
},
1154 { "paddusw", MX
, EM
, XX
},
1155 { "pmaxub", MX
, EM
, XX
},
1156 { "pandn", MX
, EM
, XX
},
1158 { "pavgb", MX
, EM
, XX
},
1159 { "psraw", MX
, EM
, XX
},
1160 { "psrad", MX
, EM
, XX
},
1161 { "pavgw", MX
, EM
, XX
},
1162 { "pmulhuw", MX
, EM
, XX
},
1163 { "pmulhw", MX
, EM
, XX
},
1167 { "psubsb", MX
, EM
, XX
},
1168 { "psubsw", MX
, EM
, XX
},
1169 { "pminsw", MX
, EM
, XX
},
1170 { "por", MX
, EM
, XX
},
1171 { "paddsb", MX
, EM
, XX
},
1172 { "paddsw", MX
, EM
, XX
},
1173 { "pmaxsw", MX
, EM
, XX
},
1174 { "pxor", MX
, EM
, XX
},
1176 { "(bad)", XX
, XX
, XX
},
1177 { "psllw", MX
, EM
, XX
},
1178 { "pslld", MX
, EM
, XX
},
1179 { "psllq", MX
, EM
, XX
},
1180 { "pmuludq", MX
, EM
, XX
},
1181 { "pmaddwd", MX
, EM
, XX
},
1182 { "psadbw", MX
, EM
, XX
},
1185 { "psubb", MX
, EM
, XX
},
1186 { "psubw", MX
, EM
, XX
},
1187 { "psubd", MX
, EM
, XX
},
1188 { "psubq", MX
, EM
, XX
},
1189 { "paddb", MX
, EM
, XX
},
1190 { "paddw", MX
, EM
, XX
},
1191 { "paddd", MX
, EM
, XX
},
1192 { "(bad)", XX
, XX
, XX
}
1195 static const unsigned char onebyte_has_modrm
[256] = {
1196 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1197 /* ------------------------------- */
1198 /* 00 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 00 */
1199 /* 10 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 10 */
1200 /* 20 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 20 */
1201 /* 30 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 30 */
1202 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 40 */
1203 /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 50 */
1204 /* 60 */ 0,0,1,1,0,0,0,0,0,1,0,1,0,0,0,0, /* 60 */
1205 /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 70 */
1206 /* 80 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 80 */
1207 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 90 */
1208 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* a0 */
1209 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* b0 */
1210 /* c0 */ 1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0, /* c0 */
1211 /* d0 */ 1,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* d0 */
1212 /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* e0 */
1213 /* f0 */ 0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1 /* f0 */
1214 /* ------------------------------- */
1215 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1218 static const unsigned char twobyte_has_modrm
[256] = {
1219 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1220 /* ------------------------------- */
1221 /* 00 */ 1,1,1,1,0,0,0,0,0,0,0,0,0,1,0,1, /* 0f */
1222 /* 10 */ 1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0, /* 1f */
1223 /* 20 */ 1,1,1,1,1,0,1,0,1,1,1,1,1,1,1,1, /* 2f */
1224 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1225 /* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 4f */
1226 /* 50 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 5f */
1227 /* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 6f */
1228 /* 70 */ 1,1,1,1,1,1,1,0,0,0,0,0,0,0,1,1, /* 7f */
1229 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1230 /* 90 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 9f */
1231 /* a0 */ 0,0,0,1,1,1,0,0,0,0,0,1,1,1,1,1, /* af */
1232 /* b0 */ 1,1,1,1,1,1,1,1,0,0,1,1,1,1,1,1, /* bf */
1233 /* c0 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* cf */
1234 /* d0 */ 0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* df */
1235 /* e0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ef */
1236 /* f0 */ 0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0 /* ff */
1237 /* ------------------------------- */
1238 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1241 static const unsigned char twobyte_uses_SSE_prefix
[256] = {
1242 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1243 /* ------------------------------- */
1244 /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */
1245 /* 10 */ 1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */
1246 /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,0,1,1,0,0, /* 2f */
1247 /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */
1248 /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */
1249 /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */
1250 /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1, /* 6f */
1251 /* 70 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1, /* 7f */
1252 /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */
1253 /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */
1254 /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */
1255 /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */
1256 /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */
1257 /* d0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */
1258 /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */
1259 /* f0 */ 0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0 /* ff */
1260 /* ------------------------------- */
1261 /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */
1264 static char obuf
[100];
1266 static char scratchbuf
[100];
1267 static unsigned char *start_codep
;
1268 static unsigned char *insn_codep
;
1269 static unsigned char *codep
;
1270 static disassemble_info
*the_info
;
1274 static unsigned char need_modrm
;
1276 /* If we are accessing mod/rm/reg without need_modrm set, then the
1277 values are stale. Hitting this abort likely indicates that you
1278 need to update onebyte_has_modrm or twobyte_has_modrm. */
1279 #define MODRM_CHECK if (!need_modrm) abort ()
1281 static const char **names64
;
1282 static const char **names32
;
1283 static const char **names16
;
1284 static const char **names8
;
1285 static const char **names8rex
;
1286 static const char **names_seg
;
1287 static const char **index16
;
1289 static const char *intel_names64
[] = {
1290 "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi",
1291 "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"
1293 static const char *intel_names32
[] = {
1294 "eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi",
1295 "r8d", "r9d", "r10d", "r11d", "r12d", "r13d", "r14d", "r15d"
1297 static const char *intel_names16
[] = {
1298 "ax", "cx", "dx", "bx", "sp", "bp", "si", "di",
1299 "r8w", "r9w", "r10w", "r11w", "r12w", "r13w", "r14w", "r15w"
1301 static const char *intel_names8
[] = {
1302 "al", "cl", "dl", "bl", "ah", "ch", "dh", "bh",
1304 static const char *intel_names8rex
[] = {
1305 "al", "cl", "dl", "bl", "spl", "bpl", "sil", "dil",
1306 "r8b", "r9b", "r10b", "r11b", "r12b", "r13b", "r14b", "r15b"
1308 static const char *intel_names_seg
[] = {
1309 "es", "cs", "ss", "ds", "fs", "gs", "?", "?",
1311 static const char *intel_index16
[] = {
1312 "bx+si", "bx+di", "bp+si", "bp+di", "si", "di", "bp", "bx"
1315 static const char *att_names64
[] = {
1316 "%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi",
1317 "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15"
1319 static const char *att_names32
[] = {
1320 "%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi",
1321 "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d"
1323 static const char *att_names16
[] = {
1324 "%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di",
1325 "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w"
1327 static const char *att_names8
[] = {
1328 "%al", "%cl", "%dl", "%bl", "%ah", "%ch", "%dh", "%bh",
1330 static const char *att_names8rex
[] = {
1331 "%al", "%cl", "%dl", "%bl", "%spl", "%bpl", "%sil", "%dil",
1332 "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b"
1334 static const char *att_names_seg
[] = {
1335 "%es", "%cs", "%ss", "%ds", "%fs", "%gs", "%?", "%?",
1337 static const char *att_index16
[] = {
1338 "%bx,%si", "%bx,%di", "%bp,%si", "%bp,%di", "%si", "%di", "%bp", "%bx"
1341 static const struct dis386 grps
[][8] = {
1344 { "addA", Eb
, Ib
, XX
},
1345 { "orA", Eb
, Ib
, XX
},
1346 { "adcA", Eb
, Ib
, XX
},
1347 { "sbbA", Eb
, Ib
, XX
},
1348 { "andA", Eb
, Ib
, XX
},
1349 { "subA", Eb
, Ib
, XX
},
1350 { "xorA", Eb
, Ib
, XX
},
1351 { "cmpA", Eb
, Ib
, XX
}
1355 { "addQ", Ev
, Iv
, XX
},
1356 { "orQ", Ev
, Iv
, XX
},
1357 { "adcQ", Ev
, Iv
, XX
},
1358 { "sbbQ", Ev
, Iv
, XX
},
1359 { "andQ", Ev
, Iv
, XX
},
1360 { "subQ", Ev
, Iv
, XX
},
1361 { "xorQ", Ev
, Iv
, XX
},
1362 { "cmpQ", Ev
, Iv
, XX
}
1366 { "addQ", Ev
, sIb
, XX
},
1367 { "orQ", Ev
, sIb
, XX
},
1368 { "adcQ", Ev
, sIb
, XX
},
1369 { "sbbQ", Ev
, sIb
, XX
},
1370 { "andQ", Ev
, sIb
, XX
},
1371 { "subQ", Ev
, sIb
, XX
},
1372 { "xorQ", Ev
, sIb
, XX
},
1373 { "cmpQ", Ev
, sIb
, XX
}
1377 { "rolA", Eb
, Ib
, XX
},
1378 { "rorA", Eb
, Ib
, XX
},
1379 { "rclA", Eb
, Ib
, XX
},
1380 { "rcrA", Eb
, Ib
, XX
},
1381 { "shlA", Eb
, Ib
, XX
},
1382 { "shrA", Eb
, Ib
, XX
},
1383 { "(bad)", XX
, XX
, XX
},
1384 { "sarA", Eb
, Ib
, XX
},
1388 { "rolQ", Ev
, Ib
, XX
},
1389 { "rorQ", Ev
, Ib
, XX
},
1390 { "rclQ", Ev
, Ib
, XX
},
1391 { "rcrQ", Ev
, Ib
, XX
},
1392 { "shlQ", Ev
, Ib
, XX
},
1393 { "shrQ", Ev
, Ib
, XX
},
1394 { "(bad)", XX
, XX
, XX
},
1395 { "sarQ", Ev
, Ib
, XX
},
1399 { "rolA", Eb
, XX
, XX
},
1400 { "rorA", Eb
, XX
, XX
},
1401 { "rclA", Eb
, XX
, XX
},
1402 { "rcrA", Eb
, XX
, XX
},
1403 { "shlA", Eb
, XX
, XX
},
1404 { "shrA", Eb
, XX
, XX
},
1405 { "(bad)", XX
, XX
, XX
},
1406 { "sarA", Eb
, XX
, XX
},
1410 { "rolQ", Ev
, XX
, XX
},
1411 { "rorQ", Ev
, XX
, XX
},
1412 { "rclQ", Ev
, XX
, XX
},
1413 { "rcrQ", Ev
, XX
, XX
},
1414 { "shlQ", Ev
, XX
, XX
},
1415 { "shrQ", Ev
, XX
, XX
},
1416 { "(bad)", XX
, XX
, XX
},
1417 { "sarQ", Ev
, XX
, XX
},
1421 { "rolA", Eb
, CL
, XX
},
1422 { "rorA", Eb
, CL
, XX
},
1423 { "rclA", Eb
, CL
, XX
},
1424 { "rcrA", Eb
, CL
, XX
},
1425 { "shlA", Eb
, CL
, XX
},
1426 { "shrA", Eb
, CL
, XX
},
1427 { "(bad)", XX
, XX
, XX
},
1428 { "sarA", Eb
, CL
, XX
},
1432 { "rolQ", Ev
, CL
, XX
},
1433 { "rorQ", Ev
, CL
, XX
},
1434 { "rclQ", Ev
, CL
, XX
},
1435 { "rcrQ", Ev
, CL
, XX
},
1436 { "shlQ", Ev
, CL
, XX
},
1437 { "shrQ", Ev
, CL
, XX
},
1438 { "(bad)", XX
, XX
, XX
},
1439 { "sarQ", Ev
, CL
, XX
}
1443 { "testA", Eb
, Ib
, XX
},
1444 { "(bad)", Eb
, XX
, XX
},
1445 { "notA", Eb
, XX
, XX
},
1446 { "negA", Eb
, XX
, XX
},
1447 { "mulA", Eb
, XX
, XX
}, /* Don't print the implicit %al register, */
1448 { "imulA", Eb
, XX
, XX
}, /* to distinguish these opcodes from other */
1449 { "divA", Eb
, XX
, XX
}, /* mul/imul opcodes. Do the same for div */
1450 { "idivA", Eb
, XX
, XX
} /* and idiv for consistency. */
1454 { "testQ", Ev
, Iv
, XX
},
1455 { "(bad)", XX
, XX
, XX
},
1456 { "notQ", Ev
, XX
, XX
},
1457 { "negQ", Ev
, XX
, XX
},
1458 { "mulQ", Ev
, XX
, XX
}, /* Don't print the implicit register. */
1459 { "imulQ", Ev
, XX
, XX
},
1460 { "divQ", Ev
, XX
, XX
},
1461 { "idivQ", Ev
, XX
, XX
},
1465 { "incA", Eb
, XX
, XX
},
1466 { "decA", Eb
, XX
, XX
},
1467 { "(bad)", XX
, XX
, XX
},
1468 { "(bad)", XX
, XX
, XX
},
1469 { "(bad)", XX
, XX
, XX
},
1470 { "(bad)", XX
, XX
, XX
},
1471 { "(bad)", XX
, XX
, XX
},
1472 { "(bad)", XX
, XX
, XX
},
1476 { "incQ", Ev
, XX
, XX
},
1477 { "decQ", Ev
, XX
, XX
},
1478 { "callT", indirEv
, XX
, XX
},
1479 { "lcallT", indirEv
, XX
, XX
},
1480 { "jmpT", indirEv
, XX
, XX
},
1481 { "ljmpT", indirEv
, XX
, XX
},
1482 { "pushU", Ev
, XX
, XX
},
1483 { "(bad)", XX
, XX
, XX
},
1487 { "sldtQ", Ev
, XX
, XX
},
1488 { "strQ", Ev
, XX
, XX
},
1489 { "lldt", Ew
, XX
, XX
},
1490 { "ltr", Ew
, XX
, XX
},
1491 { "verr", Ew
, XX
, XX
},
1492 { "verw", Ew
, XX
, XX
},
1493 { "(bad)", XX
, XX
, XX
},
1494 { "(bad)", XX
, XX
, XX
}
1498 { "sgdtQ", M
, XX
, XX
},
1499 { "sidtQ", M
, XX
, XX
},
1500 { "lgdtQ", M
, XX
, XX
},
1501 { "lidtQ", M
, XX
, XX
},
1502 { "smswQ", Ev
, XX
, XX
},
1503 { "(bad)", XX
, XX
, XX
},
1504 { "lmsw", Ew
, XX
, XX
},
1505 { "invlpg", Ew
, XX
, XX
},
1509 { "(bad)", XX
, XX
, XX
},
1510 { "(bad)", XX
, XX
, XX
},
1511 { "(bad)", XX
, XX
, XX
},
1512 { "(bad)", XX
, XX
, XX
},
1513 { "btQ", Ev
, Ib
, XX
},
1514 { "btsQ", Ev
, Ib
, XX
},
1515 { "btrQ", Ev
, Ib
, XX
},
1516 { "btcQ", Ev
, Ib
, XX
},
1520 { "(bad)", XX
, XX
, XX
},
1521 { "cmpxchg8b", Ev
, XX
, XX
},
1522 { "(bad)", XX
, XX
, XX
},
1523 { "(bad)", XX
, XX
, XX
},
1524 { "(bad)", XX
, XX
, XX
},
1525 { "(bad)", XX
, XX
, XX
},
1526 { "(bad)", XX
, XX
, XX
},
1527 { "(bad)", XX
, XX
, XX
},
1531 { "(bad)", XX
, XX
, XX
},
1532 { "(bad)", XX
, XX
, XX
},
1533 { "psrlw", MS
, Ib
, XX
},
1534 { "(bad)", XX
, XX
, XX
},
1535 { "psraw", MS
, Ib
, XX
},
1536 { "(bad)", XX
, XX
, XX
},
1537 { "psllw", MS
, Ib
, XX
},
1538 { "(bad)", XX
, XX
, XX
},
1542 { "(bad)", XX
, XX
, XX
},
1543 { "(bad)", XX
, XX
, XX
},
1544 { "psrld", MS
, Ib
, XX
},
1545 { "(bad)", XX
, XX
, XX
},
1546 { "psrad", MS
, Ib
, XX
},
1547 { "(bad)", XX
, XX
, XX
},
1548 { "pslld", MS
, Ib
, XX
},
1549 { "(bad)", XX
, XX
, XX
},
1553 { "(bad)", XX
, XX
, XX
},
1554 { "(bad)", XX
, XX
, XX
},
1555 { "psrlq", MS
, Ib
, XX
},
1556 { "psrldq", MS
, Ib
, XX
},
1557 { "(bad)", XX
, XX
, XX
},
1558 { "(bad)", XX
, XX
, XX
},
1559 { "psllq", MS
, Ib
, XX
},
1560 { "pslldq", MS
, Ib
, XX
},
1564 { "fxsave", Ev
, XX
, XX
},
1565 { "fxrstor", Ev
, XX
, XX
},
1566 { "ldmxcsr", Ev
, XX
, XX
},
1567 { "stmxcsr", Ev
, XX
, XX
},
1568 { "(bad)", XX
, XX
, XX
},
1569 { "lfence", None
, XX
, XX
},
1570 { "mfence", None
, XX
, XX
},
1571 { "sfence", None
, XX
, XX
},
1572 /* FIXME: the sfence with memory operand is clflush! */
1576 { "prefetchnta", Ev
, XX
, XX
},
1577 { "prefetcht0", Ev
, XX
, XX
},
1578 { "prefetcht1", Ev
, XX
, XX
},
1579 { "prefetcht2", Ev
, XX
, XX
},
1580 { "(bad)", XX
, XX
, XX
},
1581 { "(bad)", XX
, XX
, XX
},
1582 { "(bad)", XX
, XX
, XX
},
1583 { "(bad)", XX
, XX
, XX
},
1587 { "prefetch", Eb
, XX
, XX
},
1588 { "prefetchw", Eb
, XX
, XX
},
1589 { "(bad)", XX
, XX
, XX
},
1590 { "(bad)", XX
, XX
, XX
},
1591 { "(bad)", XX
, XX
, XX
},
1592 { "(bad)", XX
, XX
, XX
},
1593 { "(bad)", XX
, XX
, XX
},
1594 { "(bad)", XX
, XX
, XX
},
1598 static const struct dis386 prefix_user_table
[][4] = {
1601 { "addps", XM
, EX
, XX
},
1602 { "addss", XM
, EX
, XX
},
1603 { "addpd", XM
, EX
, XX
},
1604 { "addsd", XM
, EX
, XX
},
1608 { "", XM
, EX
, OPSIMD
}, /* See OP_SIMD_SUFFIX. */
1609 { "", XM
, EX
, OPSIMD
},
1610 { "", XM
, EX
, OPSIMD
},
1611 { "", XM
, EX
, OPSIMD
},
1615 { "cvtpi2ps", XM
, EM
, XX
},
1616 { "cvtsi2ssY", XM
, Ev
, XX
},
1617 { "cvtpi2pd", XM
, EM
, XX
},
1618 { "cvtsi2sdY", XM
, Ev
, XX
},
1622 { "cvtps2pi", MX
, EX
, XX
},
1623 { "cvtss2siY", Gv
, EX
, XX
},
1624 { "cvtpd2pi", MX
, EX
, XX
},
1625 { "cvtsd2siY", Gv
, EX
, XX
},
1629 { "cvttps2pi", MX
, EX
, XX
},
1630 { "cvttss2siY", Gv
, EX
, XX
},
1631 { "cvttpd2pi", MX
, EX
, XX
},
1632 { "cvttsd2siY", Gv
, EX
, XX
},
1636 { "divps", XM
, EX
, XX
},
1637 { "divss", XM
, EX
, XX
},
1638 { "divpd", XM
, EX
, XX
},
1639 { "divsd", XM
, EX
, XX
},
1643 { "maxps", XM
, EX
, XX
},
1644 { "maxss", XM
, EX
, XX
},
1645 { "maxpd", XM
, EX
, XX
},
1646 { "maxsd", XM
, EX
, XX
},
1650 { "minps", XM
, EX
, XX
},
1651 { "minss", XM
, EX
, XX
},
1652 { "minpd", XM
, EX
, XX
},
1653 { "minsd", XM
, EX
, XX
},
1657 { "movups", XM
, EX
, XX
},
1658 { "movss", XM
, EX
, XX
},
1659 { "movupd", XM
, EX
, XX
},
1660 { "movsd", XM
, EX
, XX
},
1664 { "movups", EX
, XM
, XX
},
1665 { "movss", EX
, XM
, XX
},
1666 { "movupd", EX
, XM
, XX
},
1667 { "movsd", EX
, XM
, XX
},
1671 { "mulps", XM
, EX
, XX
},
1672 { "mulss", XM
, EX
, XX
},
1673 { "mulpd", XM
, EX
, XX
},
1674 { "mulsd", XM
, EX
, XX
},
1678 { "rcpps", XM
, EX
, XX
},
1679 { "rcpss", XM
, EX
, XX
},
1680 { "(bad)", XM
, EX
, XX
},
1681 { "(bad)", XM
, EX
, XX
},
1685 { "rsqrtps", XM
, EX
, XX
},
1686 { "rsqrtss", XM
, EX
, XX
},
1687 { "(bad)", XM
, EX
, XX
},
1688 { "(bad)", XM
, EX
, XX
},
1692 { "sqrtps", XM
, EX
, XX
},
1693 { "sqrtss", XM
, EX
, XX
},
1694 { "sqrtpd", XM
, EX
, XX
},
1695 { "sqrtsd", XM
, EX
, XX
},
1699 { "subps", XM
, EX
, XX
},
1700 { "subss", XM
, EX
, XX
},
1701 { "subpd", XM
, EX
, XX
},
1702 { "subsd", XM
, EX
, XX
},
1706 { "(bad)", XM
, EX
, XX
},
1707 { "cvtdq2pd", XM
, EX
, XX
},
1708 { "cvttpd2dq", XM
, EX
, XX
},
1709 { "cvtpd2dq", XM
, EX
, XX
},
1713 { "cvtdq2ps", XM
, EX
, XX
},
1714 { "cvttps2dq",XM
, EX
, XX
},
1715 { "cvtps2dq",XM
, EX
, XX
},
1716 { "(bad)", XM
, EX
, XX
},
1720 { "cvtps2pd", XM
, EX
, XX
},
1721 { "cvtss2sd", XM
, EX
, XX
},
1722 { "cvtpd2ps", XM
, EX
, XX
},
1723 { "cvtsd2ss", XM
, EX
, XX
},
1727 { "maskmovq", MX
, MS
, XX
},
1728 { "(bad)", XM
, EX
, XX
},
1729 { "maskmovdqu", XM
, EX
, XX
},
1730 { "(bad)", XM
, EX
, XX
},
1734 { "movq", MX
, EM
, XX
},
1735 { "movdqu", XM
, EX
, XX
},
1736 { "movdqa", XM
, EX
, XX
},
1737 { "(bad)", XM
, EX
, XX
},
1741 { "movq", EM
, MX
, XX
},
1742 { "movdqu", EX
, XM
, XX
},
1743 { "movdqa", EX
, XM
, XX
},
1744 { "(bad)", EX
, XM
, XX
},
1748 { "(bad)", EX
, XM
, XX
},
1749 { "movq2dq", XM
, MS
, XX
},
1750 { "movq", EX
, XM
, XX
},
1751 { "movdq2q", MX
, XS
, XX
},
1755 { "pshufw", MX
, EM
, Ib
},
1756 { "pshufhw", XM
, EX
, Ib
},
1757 { "pshufd", XM
, EX
, Ib
},
1758 { "pshuflw", XM
, EX
, Ib
},
1762 { "movd", Ed
, MX
, XX
},
1763 { "movq", XM
, EX
, XX
},
1764 { "movd", Ed
, XM
, XX
},
1765 { "(bad)", Ed
, XM
, XX
},
1769 { "(bad)", MX
, EX
, XX
},
1770 { "(bad)", XM
, EX
, XX
},
1771 { "punpckhqdq", XM
, EX
, XX
},
1772 { "(bad)", XM
, EX
, XX
},
1776 { "movntq", Ev
, MX
, XX
},
1777 { "(bad)", Ev
, XM
, XX
},
1778 { "movntdq", Ev
, XM
, XX
},
1779 { "(bad)", Ev
, XM
, XX
},
1783 { "(bad)", MX
, EX
, XX
},
1784 { "(bad)", XM
, EX
, XX
},
1785 { "punpcklqdq", XM
, EX
, XX
},
1786 { "(bad)", XM
, EX
, XX
},
1790 static const struct dis386 x86_64_table
[][2] = {
1792 { "arpl", Ew
, Gw
, XX
},
1793 { "movs{||lq|xd}", Gv
, Ed
, XX
},
1797 #define INTERNAL_DISASSEMBLER_ERROR _("<internal disassembler error>")
1809 FETCH_DATA (the_info
, codep
+ 1);
1813 /* REX prefixes family. */
1836 prefixes
|= PREFIX_REPZ
;
1839 prefixes
|= PREFIX_REPNZ
;
1842 prefixes
|= PREFIX_LOCK
;
1845 prefixes
|= PREFIX_CS
;
1848 prefixes
|= PREFIX_SS
;
1851 prefixes
|= PREFIX_DS
;
1854 prefixes
|= PREFIX_ES
;
1857 prefixes
|= PREFIX_FS
;
1860 prefixes
|= PREFIX_GS
;
1863 prefixes
|= PREFIX_DATA
;
1866 prefixes
|= PREFIX_ADDR
;
1869 /* fwait is really an instruction. If there are prefixes
1870 before the fwait, they belong to the fwait, *not* to the
1871 following instruction. */
1874 prefixes
|= PREFIX_FWAIT
;
1878 prefixes
= PREFIX_FWAIT
;
1883 /* Rex is ignored when followed by another prefix. */
1886 oappend (prefix_name (rex
, 0));
1894 /* Return the name of the prefix byte PREF, or NULL if PREF is not a
1898 prefix_name (pref
, sizeflag
)
1904 /* REX prefixes family. */
1956 return (sizeflag
& DFLAG
) ? "data16" : "data32";
1959 return (sizeflag
& AFLAG
) ? "addr32" : "addr64";
1961 return ((sizeflag
& AFLAG
) && !mode_64bit
) ? "addr16" : "addr32";
1969 static char op1out
[100], op2out
[100], op3out
[100];
1970 static int op_ad
, op_index
[3];
1971 static bfd_vma op_address
[3];
1972 static bfd_vma op_riprel
[3];
1973 static bfd_vma start_pc
;
1976 * On the 386's of 1988, the maximum length of an instruction is 15 bytes.
1977 * (see topic "Redundant prefixes" in the "Differences from 8086"
1978 * section of the "Virtual 8086 Mode" chapter.)
1979 * 'pc' should be the address of this instruction, it will
1980 * be used to print the target address if this is a relative jump or call
1981 * The function returns the length of this instruction in bytes.
1984 static char intel_syntax
;
1985 static char open_char
;
1986 static char close_char
;
1987 static char separator_char
;
1988 static char scale_char
;
1990 /* Here for backwards compatibility. When gdb stops using
1991 print_insn_i386_att and print_insn_i386_intel these functions can
1992 disappear, and print_insn_i386 be merged into print_insn. */
1994 print_insn_i386_att (pc
, info
)
1996 disassemble_info
*info
;
2000 return print_insn (pc
, info
);
2004 print_insn_i386_intel (pc
, info
)
2006 disassemble_info
*info
;
2010 return print_insn (pc
, info
);
2014 print_insn_i386 (pc
, info
)
2016 disassemble_info
*info
;
2020 return print_insn (pc
, info
);
2024 print_insn (pc
, info
)
2026 disassemble_info
*info
;
2028 const struct dis386
*dp
;
2031 char *first
, *second
, *third
;
2033 unsigned char uses_SSE_prefix
;
2036 struct dis_private priv
;
2038 mode_64bit
= (info
->mach
== bfd_mach_x86_64_intel_syntax
2039 || info
->mach
== bfd_mach_x86_64
);
2041 if (intel_syntax
== -1)
2042 intel_syntax
= (info
->mach
== bfd_mach_i386_i386_intel_syntax
2043 || info
->mach
== bfd_mach_x86_64_intel_syntax
);
2045 if (info
->mach
== bfd_mach_i386_i386
2046 || info
->mach
== bfd_mach_x86_64
2047 || info
->mach
== bfd_mach_i386_i386_intel_syntax
2048 || info
->mach
== bfd_mach_x86_64_intel_syntax
)
2049 priv
.orig_sizeflag
= AFLAG
| DFLAG
;
2050 else if (info
->mach
== bfd_mach_i386_i8086
)
2051 priv
.orig_sizeflag
= 0;
2056 for (p
= info
->disassembler_options
; p
!= NULL
; )
2058 if (strncmp (p
, "x86-64", 6) == 0)
2061 priv
.orig_sizeflag
= AFLAG
| DFLAG
;
2063 else if (strncmp (p
, "i386", 4) == 0)
2066 priv
.orig_sizeflag
= AFLAG
| DFLAG
;
2068 else if (strncmp (p
, "i8086", 5) == 0)
2071 priv
.orig_sizeflag
= 0;
2073 else if (strncmp (p
, "intel", 5) == 0)
2077 else if (strncmp (p
, "att", 3) == 0)
2081 else if (strncmp (p
, "addr", 4) == 0)
2083 if (p
[4] == '1' && p
[5] == '6')
2084 priv
.orig_sizeflag
&= ~AFLAG
;
2085 else if (p
[4] == '3' && p
[5] == '2')
2086 priv
.orig_sizeflag
|= AFLAG
;
2088 else if (strncmp (p
, "data", 4) == 0)
2090 if (p
[4] == '1' && p
[5] == '6')
2091 priv
.orig_sizeflag
&= ~DFLAG
;
2092 else if (p
[4] == '3' && p
[5] == '2')
2093 priv
.orig_sizeflag
|= DFLAG
;
2095 else if (strncmp (p
, "suffix", 6) == 0)
2096 priv
.orig_sizeflag
|= SUFFIX_ALWAYS
;
2098 p
= strchr (p
, ',');
2104 priv
.orig_sizeflag
= AFLAG
| DFLAG
;
2105 /*intel_syntax = 0;*/
2110 names64
= intel_names64
;
2111 names32
= intel_names32
;
2112 names16
= intel_names16
;
2113 names8
= intel_names8
;
2114 names8rex
= intel_names8rex
;
2115 names_seg
= intel_names_seg
;
2116 index16
= intel_index16
;
2119 separator_char
= '+';
2124 names64
= att_names64
;
2125 names32
= att_names32
;
2126 names16
= att_names16
;
2127 names8
= att_names8
;
2128 names8rex
= att_names8rex
;
2129 names_seg
= att_names_seg
;
2130 index16
= att_index16
;
2133 separator_char
= ',';
2137 /* The output looks better if we put 7 bytes on a line, since that
2138 puts most long word instructions on a single line. */
2139 info
->bytes_per_line
= 7;
2141 info
->private_data
= (PTR
) &priv
;
2142 priv
.max_fetched
= priv
.the_buffer
;
2143 priv
.insn_start
= pc
;
2150 op_index
[0] = op_index
[1] = op_index
[2] = -1;
2154 start_codep
= priv
.the_buffer
;
2155 codep
= priv
.the_buffer
;
2157 if (_setjmp (priv
.bailout
) != 0)
2161 /* Getting here means we tried for data but didn't get it. That
2162 means we have an incomplete instruction of some sort. Just
2163 print the first byte as a prefix or a .byte pseudo-op. */
2164 if (codep
> priv
.the_buffer
)
2166 name
= prefix_name (priv
.the_buffer
[0], priv
.orig_sizeflag
);
2168 (*info
->fprintf_func
) (info
->stream
, "%s", name
);
2171 /* Just print the first byte as a .byte instruction. */
2172 (*info
->fprintf_func
) (info
->stream
, ".byte 0x%x",
2173 (unsigned int) priv
.the_buffer
[0]);
2186 sizeflag
= priv
.orig_sizeflag
;
2188 FETCH_DATA (info
, codep
+ 1);
2189 two_source_ops
= (*codep
== 0x62) || (*codep
== 0xc8);
2191 if ((prefixes
& PREFIX_FWAIT
)
2192 && ((*codep
< 0xd8) || (*codep
> 0xdf)))
2196 /* fwait not followed by floating point instruction. Print the
2197 first prefix, which is probably fwait itself. */
2198 name
= prefix_name (priv
.the_buffer
[0], priv
.orig_sizeflag
);
2200 name
= INTERNAL_DISASSEMBLER_ERROR
;
2201 (*info
->fprintf_func
) (info
->stream
, "%s", name
);
2207 FETCH_DATA (info
, codep
+ 2);
2208 dp
= &dis386_twobyte
[*++codep
];
2209 need_modrm
= twobyte_has_modrm
[*codep
];
2210 uses_SSE_prefix
= twobyte_uses_SSE_prefix
[*codep
];
2214 dp
= &dis386
[*codep
];
2215 need_modrm
= onebyte_has_modrm
[*codep
];
2216 uses_SSE_prefix
= 0;
2220 if (!uses_SSE_prefix
&& (prefixes
& PREFIX_REPZ
))
2223 used_prefixes
|= PREFIX_REPZ
;
2225 if (!uses_SSE_prefix
&& (prefixes
& PREFIX_REPNZ
))
2228 used_prefixes
|= PREFIX_REPNZ
;
2230 if (prefixes
& PREFIX_LOCK
)
2233 used_prefixes
|= PREFIX_LOCK
;
2236 if (prefixes
& PREFIX_ADDR
)
2239 if (dp
->bytemode3
!= loop_jcxz_mode
|| intel_syntax
)
2241 if ((sizeflag
& AFLAG
) || mode_64bit
)
2242 oappend ("addr32 ");
2244 oappend ("addr16 ");
2245 used_prefixes
|= PREFIX_ADDR
;
2249 if (!uses_SSE_prefix
&& (prefixes
& PREFIX_DATA
))
2252 if (dp
->bytemode3
== cond_jump_mode
2253 && dp
->bytemode1
== v_mode
2256 if (sizeflag
& DFLAG
)
2257 oappend ("data32 ");
2259 oappend ("data16 ");
2260 used_prefixes
|= PREFIX_DATA
;
2266 FETCH_DATA (info
, codep
+ 1);
2267 mod
= (*codep
>> 6) & 3;
2268 reg
= (*codep
>> 3) & 7;
2272 if (dp
->name
== NULL
&& dp
->bytemode1
== FLOATCODE
)
2279 if (dp
->name
== NULL
)
2281 switch (dp
->bytemode1
)
2284 dp
= &grps
[dp
->bytemode2
][reg
];
2287 case USE_PREFIX_USER_TABLE
:
2289 used_prefixes
|= (prefixes
& PREFIX_REPZ
);
2290 if (prefixes
& PREFIX_REPZ
)
2294 used_prefixes
|= (prefixes
& PREFIX_DATA
);
2295 if (prefixes
& PREFIX_DATA
)
2299 used_prefixes
|= (prefixes
& PREFIX_REPNZ
);
2300 if (prefixes
& PREFIX_REPNZ
)
2304 dp
= &prefix_user_table
[dp
->bytemode2
][index
];
2307 case X86_64_SPECIAL
:
2308 dp
= &x86_64_table
[dp
->bytemode2
][mode_64bit
];
2312 oappend (INTERNAL_DISASSEMBLER_ERROR
);
2317 if (putop (dp
->name
, sizeflag
) == 0)
2322 (*dp
->op1
) (dp
->bytemode1
, sizeflag
);
2327 (*dp
->op2
) (dp
->bytemode2
, sizeflag
);
2332 (*dp
->op3
) (dp
->bytemode3
, sizeflag
);
2336 /* See if any prefixes were not used. If so, print the first one
2337 separately. If we don't do this, we'll wind up printing an
2338 instruction stream which does not precisely correspond to the
2339 bytes we are disassembling. */
2340 if ((prefixes
& ~used_prefixes
) != 0)
2344 name
= prefix_name (priv
.the_buffer
[0], priv
.orig_sizeflag
);
2346 name
= INTERNAL_DISASSEMBLER_ERROR
;
2347 (*info
->fprintf_func
) (info
->stream
, "%s", name
);
2350 if (rex
& ~rex_used
)
2353 name
= prefix_name (rex
| 0x40, priv
.orig_sizeflag
);
2355 name
= INTERNAL_DISASSEMBLER_ERROR
;
2356 (*info
->fprintf_func
) (info
->stream
, "%s ", name
);
2359 obufp
= obuf
+ strlen (obuf
);
2360 for (i
= strlen (obuf
); i
< 6; i
++)
2363 (*info
->fprintf_func
) (info
->stream
, "%s", obuf
);
2365 /* The enter and bound instructions are printed with operands in the same
2366 order as the intel book; everything else is printed in reverse order. */
2367 if (intel_syntax
|| two_source_ops
)
2372 op_ad
= op_index
[0];
2373 op_index
[0] = op_index
[2];
2374 op_index
[2] = op_ad
;
2385 if (op_index
[0] != -1 && !op_riprel
[0])
2386 (*info
->print_address_func
) ((bfd_vma
) op_address
[op_index
[0]], info
);
2388 (*info
->fprintf_func
) (info
->stream
, "%s", first
);
2394 (*info
->fprintf_func
) (info
->stream
, ",");
2395 if (op_index
[1] != -1 && !op_riprel
[1])
2396 (*info
->print_address_func
) ((bfd_vma
) op_address
[op_index
[1]], info
);
2398 (*info
->fprintf_func
) (info
->stream
, "%s", second
);
2404 (*info
->fprintf_func
) (info
->stream
, ",");
2405 if (op_index
[2] != -1 && !op_riprel
[2])
2406 (*info
->print_address_func
) ((bfd_vma
) op_address
[op_index
[2]], info
);
2408 (*info
->fprintf_func
) (info
->stream
, "%s", third
);
2410 for (i
= 0; i
< 3; i
++)
2411 if (op_index
[i
] != -1 && op_riprel
[i
])
2413 (*info
->fprintf_func
) (info
->stream
, " # ");
2414 (*info
->print_address_func
) ((bfd_vma
) (start_pc
+ codep
- start_codep
2415 + op_address
[op_index
[i
]]), info
);
2417 return codep
- priv
.the_buffer
;
2420 static const char *float_mem
[] = {
2496 #define STi OP_STi, 0
2498 #define FGRPd9_2 NULL, NULL, 0, NULL, 0, NULL, 0
2499 #define FGRPd9_4 NULL, NULL, 1, NULL, 0, NULL, 0
2500 #define FGRPd9_5 NULL, NULL, 2, NULL, 0, NULL, 0
2501 #define FGRPd9_6 NULL, NULL, 3, NULL, 0, NULL, 0
2502 #define FGRPd9_7 NULL, NULL, 4, NULL, 0, NULL, 0
2503 #define FGRPda_5 NULL, NULL, 5, NULL, 0, NULL, 0
2504 #define FGRPdb_4 NULL, NULL, 6, NULL, 0, NULL, 0
2505 #define FGRPde_3 NULL, NULL, 7, NULL, 0, NULL, 0
2506 #define FGRPdf_4 NULL, NULL, 8, NULL, 0, NULL, 0
2508 static const struct dis386 float_reg
[][8] = {
2511 { "fadd", ST
, STi
, XX
},
2512 { "fmul", ST
, STi
, XX
},
2513 { "fcom", STi
, XX
, XX
},
2514 { "fcomp", STi
, XX
, XX
},
2515 { "fsub", ST
, STi
, XX
},
2516 { "fsubr", ST
, STi
, XX
},
2517 { "fdiv", ST
, STi
, XX
},
2518 { "fdivr", ST
, STi
, XX
},
2522 { "fld", STi
, XX
, XX
},
2523 { "fxch", STi
, XX
, XX
},
2525 { "(bad)", XX
, XX
, XX
},
2533 { "fcmovb", ST
, STi
, XX
},
2534 { "fcmove", ST
, STi
, XX
},
2535 { "fcmovbe",ST
, STi
, XX
},
2536 { "fcmovu", ST
, STi
, XX
},
2537 { "(bad)", XX
, XX
, XX
},
2539 { "(bad)", XX
, XX
, XX
},
2540 { "(bad)", XX
, XX
, XX
},
2544 { "fcmovnb",ST
, STi
, XX
},
2545 { "fcmovne",ST
, STi
, XX
},
2546 { "fcmovnbe",ST
, STi
, XX
},
2547 { "fcmovnu",ST
, STi
, XX
},
2549 { "fucomi", ST
, STi
, XX
},
2550 { "fcomi", ST
, STi
, XX
},
2551 { "(bad)", XX
, XX
, XX
},
2555 { "fadd", STi
, ST
, XX
},
2556 { "fmul", STi
, ST
, XX
},
2557 { "(bad)", XX
, XX
, XX
},
2558 { "(bad)", XX
, XX
, XX
},
2560 { "fsub", STi
, ST
, XX
},
2561 { "fsubr", STi
, ST
, XX
},
2562 { "fdiv", STi
, ST
, XX
},
2563 { "fdivr", STi
, ST
, XX
},
2565 { "fsubr", STi
, ST
, XX
},
2566 { "fsub", STi
, ST
, XX
},
2567 { "fdivr", STi
, ST
, XX
},
2568 { "fdiv", STi
, ST
, XX
},
2573 { "ffree", STi
, XX
, XX
},
2574 { "(bad)", XX
, XX
, XX
},
2575 { "fst", STi
, XX
, XX
},
2576 { "fstp", STi
, XX
, XX
},
2577 { "fucom", STi
, XX
, XX
},
2578 { "fucomp", STi
, XX
, XX
},
2579 { "(bad)", XX
, XX
, XX
},
2580 { "(bad)", XX
, XX
, XX
},
2584 { "faddp", STi
, ST
, XX
},
2585 { "fmulp", STi
, ST
, XX
},
2586 { "(bad)", XX
, XX
, XX
},
2589 { "fsubp", STi
, ST
, XX
},
2590 { "fsubrp", STi
, ST
, XX
},
2591 { "fdivp", STi
, ST
, XX
},
2592 { "fdivrp", STi
, ST
, XX
},
2594 { "fsubrp", STi
, ST
, XX
},
2595 { "fsubp", STi
, ST
, XX
},
2596 { "fdivrp", STi
, ST
, XX
},
2597 { "fdivp", STi
, ST
, XX
},
2602 { "ffreep", STi
, XX
, XX
},
2603 { "(bad)", XX
, XX
, XX
},
2604 { "(bad)", XX
, XX
, XX
},
2605 { "(bad)", XX
, XX
, XX
},
2607 { "fucomip",ST
, STi
, XX
},
2608 { "fcomip", ST
, STi
, XX
},
2609 { "(bad)", XX
, XX
, XX
},
2613 static char *fgrps
[][8] = {
2616 "fnop","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
2621 "fchs","fabs","(bad)","(bad)","ftst","fxam","(bad)","(bad)",
2626 "fld1","fldl2t","fldl2e","fldpi","fldlg2","fldln2","fldz","(bad)",
2631 "f2xm1","fyl2x","fptan","fpatan","fxtract","fprem1","fdecstp","fincstp",
2636 "fprem","fyl2xp1","fsqrt","fsincos","frndint","fscale","fsin","fcos",
2641 "(bad)","fucompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
2646 "feni(287 only)","fdisi(287 only)","fNclex","fNinit",
2647 "fNsetpm(287 only)","(bad)","(bad)","(bad)",
2652 "(bad)","fcompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
2657 "fNstsw","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)",
2665 const struct dis386
*dp
;
2666 unsigned char floatop
;
2668 floatop
= codep
[-1];
2672 putop (float_mem
[(floatop
- 0xd8) * 8 + reg
], sizeflag
);
2674 if (floatop
== 0xdb)
2675 OP_E (x_mode
, sizeflag
);
2676 else if (floatop
== 0xdd)
2677 OP_E (d_mode
, sizeflag
);
2679 OP_E (v_mode
, sizeflag
);
2682 /* Skip mod/rm byte. */
2686 dp
= &float_reg
[floatop
- 0xd8][reg
];
2687 if (dp
->name
== NULL
)
2689 putop (fgrps
[dp
->bytemode1
][rm
], sizeflag
);
2691 /* Instruction fnstsw is only one with strange arg. */
2692 if (floatop
== 0xdf && codep
[-1] == 0xe0)
2693 strcpy (op1out
, names16
[0]);
2697 putop (dp
->name
, sizeflag
);
2701 (*dp
->op1
) (dp
->bytemode1
, sizeflag
);
2704 (*dp
->op2
) (dp
->bytemode2
, sizeflag
);
2709 OP_ST (bytemode
, sizeflag
)
2710 int bytemode ATTRIBUTE_UNUSED
;
2711 int sizeflag ATTRIBUTE_UNUSED
;
2717 OP_STi (bytemode
, sizeflag
)
2718 int bytemode ATTRIBUTE_UNUSED
;
2719 int sizeflag ATTRIBUTE_UNUSED
;
2721 sprintf (scratchbuf
, "%%st(%d)", rm
);
2722 oappend (scratchbuf
+ intel_syntax
);
2725 /* Capital letters in template are macros. */
2727 putop (template, sizeflag
)
2728 const char *template;
2734 for (p
= template; *p
; p
++)
2753 /* Alternative not valid. */
2754 strcpy (obuf
, "(bad)");
2758 else if (*p
== '\0')
2776 if (mod
!= 3 || (sizeflag
& SUFFIX_ALWAYS
))
2782 if (sizeflag
& SUFFIX_ALWAYS
)
2785 case 'E': /* For jcxz/jecxz */
2788 if (sizeflag
& AFLAG
)
2794 if (sizeflag
& AFLAG
)
2796 used_prefixes
|= (prefixes
& PREFIX_ADDR
);
2801 if ((prefixes
& PREFIX_ADDR
) || (sizeflag
& SUFFIX_ALWAYS
))
2803 if (sizeflag
& AFLAG
)
2804 *obufp
++ = mode_64bit
? 'q' : 'l';
2806 *obufp
++ = mode_64bit
? 'l' : 'w';
2807 used_prefixes
|= (prefixes
& PREFIX_ADDR
);
2813 if ((prefixes
& (PREFIX_CS
| PREFIX_DS
)) == PREFIX_CS
2814 || (prefixes
& (PREFIX_CS
| PREFIX_DS
)) == PREFIX_DS
)
2816 used_prefixes
|= prefixes
& (PREFIX_CS
| PREFIX_DS
);
2819 if (prefixes
& PREFIX_DS
)
2828 if (sizeflag
& SUFFIX_ALWAYS
)
2832 if ((prefixes
& PREFIX_FWAIT
) == 0)
2835 used_prefixes
|= PREFIX_FWAIT
;
2838 USED_REX (REX_MODE64
);
2839 if (rex
& REX_MODE64
)
2856 if ((prefixes
& PREFIX_DATA
)
2857 || (rex
& REX_MODE64
)
2858 || (sizeflag
& SUFFIX_ALWAYS
))
2860 USED_REX (REX_MODE64
);
2861 if (rex
& REX_MODE64
)
2865 if (sizeflag
& DFLAG
)
2869 used_prefixes
|= (prefixes
& PREFIX_DATA
);
2885 USED_REX (REX_MODE64
);
2886 if (mod
!= 3 || (sizeflag
& SUFFIX_ALWAYS
))
2888 if (rex
& REX_MODE64
)
2892 if (sizeflag
& DFLAG
)
2896 used_prefixes
|= (prefixes
& PREFIX_DATA
);
2901 USED_REX (REX_MODE64
);
2904 if (rex
& REX_MODE64
)
2909 else if (sizeflag
& DFLAG
)
2922 if (rex
& REX_MODE64
)
2924 else if (sizeflag
& DFLAG
)
2929 if (!(rex
& REX_MODE64
))
2930 used_prefixes
|= (prefixes
& PREFIX_DATA
);
2935 if (sizeflag
& SUFFIX_ALWAYS
)
2937 if (rex
& REX_MODE64
)
2941 if (sizeflag
& DFLAG
)
2945 used_prefixes
|= (prefixes
& PREFIX_DATA
);
2950 if (prefixes
& PREFIX_DATA
)
2954 used_prefixes
|= (prefixes
& PREFIX_DATA
);
2959 if (rex
& REX_MODE64
)
2961 USED_REX (REX_MODE64
);
2965 /* implicit operand size 'l' for i386 or 'q' for x86-64 */
2967 /* operand size flag for cwtl, cbtw */
2971 else if (sizeflag
& DFLAG
)
2982 if (sizeflag
& DFLAG
)
2993 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3006 obufp
+= strlen (s
);
3012 if (prefixes
& PREFIX_CS
)
3014 used_prefixes
|= PREFIX_CS
;
3015 oappend ("%cs:" + intel_syntax
);
3017 if (prefixes
& PREFIX_DS
)
3019 used_prefixes
|= PREFIX_DS
;
3020 oappend ("%ds:" + intel_syntax
);
3022 if (prefixes
& PREFIX_SS
)
3024 used_prefixes
|= PREFIX_SS
;
3025 oappend ("%ss:" + intel_syntax
);
3027 if (prefixes
& PREFIX_ES
)
3029 used_prefixes
|= PREFIX_ES
;
3030 oappend ("%es:" + intel_syntax
);
3032 if (prefixes
& PREFIX_FS
)
3034 used_prefixes
|= PREFIX_FS
;
3035 oappend ("%fs:" + intel_syntax
);
3037 if (prefixes
& PREFIX_GS
)
3039 used_prefixes
|= PREFIX_GS
;
3040 oappend ("%gs:" + intel_syntax
);
3045 OP_indirE (bytemode
, sizeflag
)
3051 OP_E (bytemode
, sizeflag
);
3055 print_operand_value (buf
, hex
, disp
)
3068 sprintf_vma (tmp
, disp
);
3069 for (i
= 0; tmp
[i
] == '0' && tmp
[i
+ 1]; i
++);
3070 strcpy (buf
+ 2, tmp
+ i
);
3074 bfd_signed_vma v
= disp
;
3081 /* Check for possible overflow on 0x8000000000000000. */
3084 strcpy (buf
, "9223372036854775808");
3098 tmp
[28 - i
] = (v
% 10) + '0';
3102 strcpy (buf
, tmp
+ 29 - i
);
3108 sprintf (buf
, "0x%x", (unsigned int) disp
);
3110 sprintf (buf
, "%d", (int) disp
);
3115 OP_E (bytemode
, sizeflag
)
3122 USED_REX (REX_EXTZ
);
3126 /* Skip mod/rm byte. */
3137 oappend (names8rex
[rm
+ add
]);
3139 oappend (names8
[rm
+ add
]);
3142 oappend (names16
[rm
+ add
]);
3145 oappend (names32
[rm
+ add
]);
3148 oappend (names64
[rm
+ add
]);
3152 oappend (names64
[rm
+ add
]);
3154 oappend (names32
[rm
+ add
]);
3157 USED_REX (REX_MODE64
);
3158 if (rex
& REX_MODE64
)
3159 oappend (names64
[rm
+ add
]);
3160 else if (sizeflag
& DFLAG
)
3161 oappend (names32
[rm
+ add
]);
3163 oappend (names16
[rm
+ add
]);
3164 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3167 if (!(codep
[-2] == 0xAE && codep
[-1] == 0xF8 /* sfence */)
3168 && !(codep
[-2] == 0xAE && codep
[-1] == 0xF0 /* mfence */)
3169 && !(codep
[-2] == 0xAE && codep
[-1] == 0xe8 /* lfence */))
3170 BadOp (); /* bad sfence,lea,lds,les,lfs,lgs,lss modrm */
3173 oappend (INTERNAL_DISASSEMBLER_ERROR
);
3182 if ((sizeflag
& AFLAG
) || mode_64bit
) /* 32 bit address mode */
3197 FETCH_DATA (the_info
, codep
+ 1);
3198 scale
= (*codep
>> 6) & 3;
3199 index
= (*codep
>> 3) & 7;
3201 USED_REX (REX_EXTY
);
3202 USED_REX (REX_EXTZ
);
3213 if ((base
& 7) == 5)
3216 if (mode_64bit
&& !havesib
&& (sizeflag
& AFLAG
))
3222 FETCH_DATA (the_info
, codep
+ 1);
3224 if ((disp
& 0x80) != 0)
3233 if (mod
!= 0 || (base
& 7) == 5)
3235 print_operand_value (scratchbuf
, !riprel
, disp
);
3236 oappend (scratchbuf
);
3244 if (havebase
|| (havesib
&& (index
!= 4 || scale
!= 0)))
3251 oappend ("BYTE PTR ");
3254 oappend ("WORD PTR ");
3257 oappend ("DWORD PTR ");
3260 oappend ("QWORD PTR ");
3264 oappend ("DWORD PTR ");
3266 oappend ("QWORD PTR ");
3269 oappend ("XWORD PTR ");
3275 *obufp
++ = open_char
;
3276 if (intel_syntax
&& riprel
)
3279 USED_REX (REX_EXTZ
);
3280 if (!havesib
&& (rex
& REX_EXTZ
))
3283 oappend (mode_64bit
&& (sizeflag
& AFLAG
)
3284 ? names64
[base
] : names32
[base
]);
3293 *obufp
++ = separator_char
;
3296 sprintf (scratchbuf
, "%s",
3297 mode_64bit
&& (sizeflag
& AFLAG
)
3298 ? names64
[index
] : names32
[index
]);
3301 sprintf (scratchbuf
, ",%s",
3302 mode_64bit
&& (sizeflag
& AFLAG
)
3303 ? names64
[index
] : names32
[index
]);
3304 oappend (scratchbuf
);
3308 && bytemode
!= b_mode
3309 && bytemode
!= w_mode
3310 && bytemode
!= v_mode
))
3312 *obufp
++ = scale_char
;
3314 sprintf (scratchbuf
, "%d", 1 << scale
);
3315 oappend (scratchbuf
);
3319 if (mod
!= 0 || (base
& 7) == 5)
3321 /* Don't print zero displacements. */
3324 if ((bfd_signed_vma
) disp
> 0)
3330 print_operand_value (scratchbuf
, 0, disp
);
3331 oappend (scratchbuf
);
3335 *obufp
++ = close_char
;
3338 else if (intel_syntax
)
3340 if (mod
!= 0 || (base
& 7) == 5)
3342 if (prefixes
& (PREFIX_CS
| PREFIX_SS
| PREFIX_DS
3343 | PREFIX_ES
| PREFIX_FS
| PREFIX_GS
))
3347 oappend (names_seg
[ds_reg
- es_reg
]);
3350 print_operand_value (scratchbuf
, 1, disp
);
3351 oappend (scratchbuf
);
3356 { /* 16 bit address mode */
3363 if ((disp
& 0x8000) != 0)
3368 FETCH_DATA (the_info
, codep
+ 1);
3370 if ((disp
& 0x80) != 0)
3375 if ((disp
& 0x8000) != 0)
3381 if (mod
!= 0 || (rm
& 7) == 6)
3383 print_operand_value (scratchbuf
, 0, disp
);
3384 oappend (scratchbuf
);
3387 if (mod
!= 0 || (rm
& 7) != 6)
3389 *obufp
++ = open_char
;
3391 oappend (index16
[rm
+ add
]);
3392 *obufp
++ = close_char
;
3399 OP_G (bytemode
, sizeflag
)
3404 USED_REX (REX_EXTX
);
3412 oappend (names8rex
[reg
+ add
]);
3414 oappend (names8
[reg
+ add
]);
3417 oappend (names16
[reg
+ add
]);
3420 oappend (names32
[reg
+ add
]);
3423 oappend (names64
[reg
+ add
]);
3426 USED_REX (REX_MODE64
);
3427 if (rex
& REX_MODE64
)
3428 oappend (names64
[reg
+ add
]);
3429 else if (sizeflag
& DFLAG
)
3430 oappend (names32
[reg
+ add
]);
3432 oappend (names16
[reg
+ add
]);
3433 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3436 oappend (INTERNAL_DISASSEMBLER_ERROR
);
3449 FETCH_DATA (the_info
, codep
+ 8);
3450 a
= *codep
++ & 0xff;
3451 a
|= (*codep
++ & 0xff) << 8;
3452 a
|= (*codep
++ & 0xff) << 16;
3453 a
|= (*codep
++ & 0xff) << 24;
3454 b
= *codep
++ & 0xff;
3455 b
|= (*codep
++ & 0xff) << 8;
3456 b
|= (*codep
++ & 0xff) << 16;
3457 b
|= (*codep
++ & 0xff) << 24;
3458 x
= a
+ ((bfd_vma
) b
<< 32);
3466 static bfd_signed_vma
3469 bfd_signed_vma x
= 0;
3471 FETCH_DATA (the_info
, codep
+ 4);
3472 x
= *codep
++ & (bfd_signed_vma
) 0xff;
3473 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 8;
3474 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 16;
3475 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 24;
3479 static bfd_signed_vma
3482 bfd_signed_vma x
= 0;
3484 FETCH_DATA (the_info
, codep
+ 4);
3485 x
= *codep
++ & (bfd_signed_vma
) 0xff;
3486 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 8;
3487 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 16;
3488 x
|= (*codep
++ & (bfd_signed_vma
) 0xff) << 24;
3490 x
= (x
^ ((bfd_signed_vma
) 1 << 31)) - ((bfd_signed_vma
) 1 << 31);
3500 FETCH_DATA (the_info
, codep
+ 2);
3501 x
= *codep
++ & 0xff;
3502 x
|= (*codep
++ & 0xff) << 8;
3511 op_index
[op_ad
] = op_ad
;
3514 op_address
[op_ad
] = op
;
3515 op_riprel
[op_ad
] = riprel
;
3519 /* Mask to get a 32-bit address. */
3520 op_address
[op_ad
] = op
& 0xffffffff;
3521 op_riprel
[op_ad
] = riprel
& 0xffffffff;
3526 OP_REG (code
, sizeflag
)
3532 USED_REX (REX_EXTZ
);
3544 case ax_reg
: case cx_reg
: case dx_reg
: case bx_reg
:
3545 case sp_reg
: case bp_reg
: case si_reg
: case di_reg
:
3546 s
= names16
[code
- ax_reg
+ add
];
3548 case es_reg
: case ss_reg
: case cs_reg
:
3549 case ds_reg
: case fs_reg
: case gs_reg
:
3550 s
= names_seg
[code
- es_reg
+ add
];
3552 case al_reg
: case ah_reg
: case cl_reg
: case ch_reg
:
3553 case dl_reg
: case dh_reg
: case bl_reg
: case bh_reg
:
3556 s
= names8rex
[code
- al_reg
+ add
];
3558 s
= names8
[code
- al_reg
];
3560 case rAX_reg
: case rCX_reg
: case rDX_reg
: case rBX_reg
:
3561 case rSP_reg
: case rBP_reg
: case rSI_reg
: case rDI_reg
:
3564 s
= names64
[code
- rAX_reg
+ add
];
3567 code
+= eAX_reg
- rAX_reg
;
3569 case eAX_reg
: case eCX_reg
: case eDX_reg
: case eBX_reg
:
3570 case eSP_reg
: case eBP_reg
: case eSI_reg
: case eDI_reg
:
3571 USED_REX (REX_MODE64
);
3572 if (rex
& REX_MODE64
)
3573 s
= names64
[code
- eAX_reg
+ add
];
3574 else if (sizeflag
& DFLAG
)
3575 s
= names32
[code
- eAX_reg
+ add
];
3577 s
= names16
[code
- eAX_reg
+ add
];
3578 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3581 s
= INTERNAL_DISASSEMBLER_ERROR
;
3588 OP_IMREG (code
, sizeflag
)
3602 case ax_reg
: case cx_reg
: case dx_reg
: case bx_reg
:
3603 case sp_reg
: case bp_reg
: case si_reg
: case di_reg
:
3604 s
= names16
[code
- ax_reg
];
3606 case es_reg
: case ss_reg
: case cs_reg
:
3607 case ds_reg
: case fs_reg
: case gs_reg
:
3608 s
= names_seg
[code
- es_reg
];
3610 case al_reg
: case ah_reg
: case cl_reg
: case ch_reg
:
3611 case dl_reg
: case dh_reg
: case bl_reg
: case bh_reg
:
3614 s
= names8rex
[code
- al_reg
];
3616 s
= names8
[code
- al_reg
];
3618 case eAX_reg
: case eCX_reg
: case eDX_reg
: case eBX_reg
:
3619 case eSP_reg
: case eBP_reg
: case eSI_reg
: case eDI_reg
:
3620 USED_REX (REX_MODE64
);
3621 if (rex
& REX_MODE64
)
3622 s
= names64
[code
- eAX_reg
];
3623 else if (sizeflag
& DFLAG
)
3624 s
= names32
[code
- eAX_reg
];
3626 s
= names16
[code
- eAX_reg
];
3627 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3630 s
= INTERNAL_DISASSEMBLER_ERROR
;
3637 OP_I (bytemode
, sizeflag
)
3642 bfd_signed_vma mask
= -1;
3647 FETCH_DATA (the_info
, codep
+ 1);
3659 USED_REX (REX_MODE64
);
3660 if (rex
& REX_MODE64
)
3662 else if (sizeflag
& DFLAG
)
3672 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3679 oappend (INTERNAL_DISASSEMBLER_ERROR
);
3684 scratchbuf
[0] = '$';
3685 print_operand_value (scratchbuf
+ 1, 1, op
);
3686 oappend (scratchbuf
+ intel_syntax
);
3687 scratchbuf
[0] = '\0';
3691 OP_I64 (bytemode
, sizeflag
)
3696 bfd_signed_vma mask
= -1;
3700 OP_I (bytemode
, sizeflag
);
3707 FETCH_DATA (the_info
, codep
+ 1);
3712 USED_REX (REX_MODE64
);
3713 if (rex
& REX_MODE64
)
3715 else if (sizeflag
& DFLAG
)
3725 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3732 oappend (INTERNAL_DISASSEMBLER_ERROR
);
3737 scratchbuf
[0] = '$';
3738 print_operand_value (scratchbuf
+ 1, 1, op
);
3739 oappend (scratchbuf
+ intel_syntax
);
3740 scratchbuf
[0] = '\0';
3744 OP_sI (bytemode
, sizeflag
)
3753 FETCH_DATA (the_info
, codep
+ 1);
3755 if ((op
& 0x80) != 0)
3759 USED_REX (REX_MODE64
);
3760 if (rex
& REX_MODE64
)
3762 else if (sizeflag
& DFLAG
)
3769 if ((op
& 0x8000) != 0)
3772 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3776 if ((op
& 0x8000) != 0)
3780 oappend (INTERNAL_DISASSEMBLER_ERROR
);
3784 scratchbuf
[0] = '$';
3785 print_operand_value (scratchbuf
+ 1, 1, op
);
3786 oappend (scratchbuf
+ intel_syntax
);
3790 OP_J (bytemode
, sizeflag
)
3800 FETCH_DATA (the_info
, codep
+ 1);
3802 if ((disp
& 0x80) != 0)
3806 if (sizeflag
& DFLAG
)
3811 /* For some reason, a data16 prefix on a jump instruction
3812 means that the pc is masked to 16 bits after the
3813 displacement is added! */
3818 oappend (INTERNAL_DISASSEMBLER_ERROR
);
3821 disp
= (start_pc
+ codep
- start_codep
+ disp
) & mask
;
3823 print_operand_value (scratchbuf
, 1, disp
);
3824 oappend (scratchbuf
);
3828 OP_SEG (dummy
, sizeflag
)
3829 int dummy ATTRIBUTE_UNUSED
;
3830 int sizeflag ATTRIBUTE_UNUSED
;
3832 oappend (names_seg
[reg
]);
3836 OP_DIR (dummy
, sizeflag
)
3837 int dummy ATTRIBUTE_UNUSED
;
3842 if (sizeflag
& DFLAG
)
3852 used_prefixes
|= (prefixes
& PREFIX_DATA
);
3854 sprintf (scratchbuf
, "0x%x,0x%x", seg
, offset
);
3856 sprintf (scratchbuf
, "$0x%x,$0x%x", seg
, offset
);
3857 oappend (scratchbuf
);
3861 OP_OFF (bytemode
, sizeflag
)
3862 int bytemode ATTRIBUTE_UNUSED
;
3869 if ((sizeflag
& AFLAG
) || mode_64bit
)
3876 if (!(prefixes
& (PREFIX_CS
| PREFIX_SS
| PREFIX_DS
3877 | PREFIX_ES
| PREFIX_FS
| PREFIX_GS
)))
3879 oappend (names_seg
[ds_reg
- es_reg
]);
3883 print_operand_value (scratchbuf
, 1, off
);
3884 oappend (scratchbuf
);
3888 OP_OFF64 (bytemode
, sizeflag
)
3889 int bytemode ATTRIBUTE_UNUSED
;
3890 int sizeflag ATTRIBUTE_UNUSED
;
3896 OP_OFF (bytemode
, sizeflag
);
3906 if (!(prefixes
& (PREFIX_CS
| PREFIX_SS
| PREFIX_DS
3907 | PREFIX_ES
| PREFIX_FS
| PREFIX_GS
)))
3909 oappend (names_seg
[ds_reg
- es_reg
]);
3913 print_operand_value (scratchbuf
, 1, off
);
3914 oappend (scratchbuf
);
3918 ptr_reg (code
, sizeflag
)
3928 USED_REX (REX_MODE64
);
3929 if (rex
& REX_MODE64
)
3931 if (!(sizeflag
& AFLAG
))
3932 s
= names32
[code
- eAX_reg
];
3934 s
= names64
[code
- eAX_reg
];
3936 else if (sizeflag
& AFLAG
)
3937 s
= names32
[code
- eAX_reg
];
3939 s
= names16
[code
- eAX_reg
];
3948 OP_ESreg (code
, sizeflag
)
3952 oappend ("%es:" + intel_syntax
);
3953 ptr_reg (code
, sizeflag
);
3957 OP_DSreg (code
, sizeflag
)
3968 prefixes
|= PREFIX_DS
;
3970 ptr_reg (code
, sizeflag
);
3974 OP_C (dummy
, sizeflag
)
3975 int dummy ATTRIBUTE_UNUSED
;
3976 int sizeflag ATTRIBUTE_UNUSED
;
3979 USED_REX (REX_EXTX
);
3982 sprintf (scratchbuf
, "%%cr%d", reg
+ add
);
3983 oappend (scratchbuf
+ intel_syntax
);
3987 OP_D (dummy
, sizeflag
)
3988 int dummy ATTRIBUTE_UNUSED
;
3989 int sizeflag ATTRIBUTE_UNUSED
;
3992 USED_REX (REX_EXTX
);
3996 sprintf (scratchbuf
, "db%d", reg
+ add
);
3998 sprintf (scratchbuf
, "%%db%d", reg
+ add
);
3999 oappend (scratchbuf
);
4003 OP_T (dummy
, sizeflag
)
4004 int dummy ATTRIBUTE_UNUSED
;
4005 int sizeflag ATTRIBUTE_UNUSED
;
4007 sprintf (scratchbuf
, "%%tr%d", reg
);
4008 oappend (scratchbuf
+ intel_syntax
);
4012 OP_Rd (bytemode
, sizeflag
)
4017 OP_E (bytemode
, sizeflag
);
4023 OP_MMX (bytemode
, sizeflag
)
4024 int bytemode ATTRIBUTE_UNUSED
;
4025 int sizeflag ATTRIBUTE_UNUSED
;
4028 USED_REX (REX_EXTX
);
4031 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4032 if (prefixes
& PREFIX_DATA
)
4033 sprintf (scratchbuf
, "%%xmm%d", reg
+ add
);
4035 sprintf (scratchbuf
, "%%mm%d", reg
+ add
);
4036 oappend (scratchbuf
+ intel_syntax
);
4040 OP_XMM (bytemode
, sizeflag
)
4041 int bytemode ATTRIBUTE_UNUSED
;
4042 int sizeflag ATTRIBUTE_UNUSED
;
4045 USED_REX (REX_EXTX
);
4048 sprintf (scratchbuf
, "%%xmm%d", reg
+ add
);
4049 oappend (scratchbuf
+ intel_syntax
);
4053 OP_EM (bytemode
, sizeflag
)
4060 OP_E (bytemode
, sizeflag
);
4063 USED_REX (REX_EXTZ
);
4067 /* Skip mod/rm byte. */
4070 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4071 if (prefixes
& PREFIX_DATA
)
4072 sprintf (scratchbuf
, "%%xmm%d", rm
+ add
);
4074 sprintf (scratchbuf
, "%%mm%d", rm
+ add
);
4075 oappend (scratchbuf
+ intel_syntax
);
4079 OP_EX (bytemode
, sizeflag
)
4086 OP_E (bytemode
, sizeflag
);
4089 USED_REX (REX_EXTZ
);
4093 /* Skip mod/rm byte. */
4096 sprintf (scratchbuf
, "%%xmm%d", rm
+ add
);
4097 oappend (scratchbuf
+ intel_syntax
);
4101 OP_MS (bytemode
, sizeflag
)
4106 OP_EM (bytemode
, sizeflag
);
4112 OP_XS (bytemode
, sizeflag
)
4117 OP_EX (bytemode
, sizeflag
);
4122 static const char *Suffix3DNow
[] = {
4123 /* 00 */ NULL
, NULL
, NULL
, NULL
,
4124 /* 04 */ NULL
, NULL
, NULL
, NULL
,
4125 /* 08 */ NULL
, NULL
, NULL
, NULL
,
4126 /* 0C */ "pi2fw", "pi2fd", NULL
, NULL
,
4127 /* 10 */ NULL
, NULL
, NULL
, NULL
,
4128 /* 14 */ NULL
, NULL
, NULL
, NULL
,
4129 /* 18 */ NULL
, NULL
, NULL
, NULL
,
4130 /* 1C */ "pf2iw", "pf2id", NULL
, NULL
,
4131 /* 20 */ NULL
, NULL
, NULL
, NULL
,
4132 /* 24 */ NULL
, NULL
, NULL
, NULL
,
4133 /* 28 */ NULL
, NULL
, NULL
, NULL
,
4134 /* 2C */ NULL
, NULL
, NULL
, NULL
,
4135 /* 30 */ NULL
, NULL
, NULL
, NULL
,
4136 /* 34 */ NULL
, NULL
, NULL
, NULL
,
4137 /* 38 */ NULL
, NULL
, NULL
, NULL
,
4138 /* 3C */ NULL
, NULL
, NULL
, NULL
,
4139 /* 40 */ NULL
, NULL
, NULL
, NULL
,
4140 /* 44 */ NULL
, NULL
, NULL
, NULL
,
4141 /* 48 */ NULL
, NULL
, NULL
, NULL
,
4142 /* 4C */ NULL
, NULL
, NULL
, NULL
,
4143 /* 50 */ NULL
, NULL
, NULL
, NULL
,
4144 /* 54 */ NULL
, NULL
, NULL
, NULL
,
4145 /* 58 */ NULL
, NULL
, NULL
, NULL
,
4146 /* 5C */ NULL
, NULL
, NULL
, NULL
,
4147 /* 60 */ NULL
, NULL
, NULL
, NULL
,
4148 /* 64 */ NULL
, NULL
, NULL
, NULL
,
4149 /* 68 */ NULL
, NULL
, NULL
, NULL
,
4150 /* 6C */ NULL
, NULL
, NULL
, NULL
,
4151 /* 70 */ NULL
, NULL
, NULL
, NULL
,
4152 /* 74 */ NULL
, NULL
, NULL
, NULL
,
4153 /* 78 */ NULL
, NULL
, NULL
, NULL
,
4154 /* 7C */ NULL
, NULL
, NULL
, NULL
,
4155 /* 80 */ NULL
, NULL
, NULL
, NULL
,
4156 /* 84 */ NULL
, NULL
, NULL
, NULL
,
4157 /* 88 */ NULL
, NULL
, "pfnacc", NULL
,
4158 /* 8C */ NULL
, NULL
, "pfpnacc", NULL
,
4159 /* 90 */ "pfcmpge", NULL
, NULL
, NULL
,
4160 /* 94 */ "pfmin", NULL
, "pfrcp", "pfrsqrt",
4161 /* 98 */ NULL
, NULL
, "pfsub", NULL
,
4162 /* 9C */ NULL
, NULL
, "pfadd", NULL
,
4163 /* A0 */ "pfcmpgt", NULL
, NULL
, NULL
,
4164 /* A4 */ "pfmax", NULL
, "pfrcpit1", "pfrsqit1",
4165 /* A8 */ NULL
, NULL
, "pfsubr", NULL
,
4166 /* AC */ NULL
, NULL
, "pfacc", NULL
,
4167 /* B0 */ "pfcmpeq", NULL
, NULL
, NULL
,
4168 /* B4 */ "pfmul", NULL
, "pfrcpit2", "pfmulhrw",
4169 /* B8 */ NULL
, NULL
, NULL
, "pswapd",
4170 /* BC */ NULL
, NULL
, NULL
, "pavgusb",
4171 /* C0 */ NULL
, NULL
, NULL
, NULL
,
4172 /* C4 */ NULL
, NULL
, NULL
, NULL
,
4173 /* C8 */ NULL
, NULL
, NULL
, NULL
,
4174 /* CC */ NULL
, NULL
, NULL
, NULL
,
4175 /* D0 */ NULL
, NULL
, NULL
, NULL
,
4176 /* D4 */ NULL
, NULL
, NULL
, NULL
,
4177 /* D8 */ NULL
, NULL
, NULL
, NULL
,
4178 /* DC */ NULL
, NULL
, NULL
, NULL
,
4179 /* E0 */ NULL
, NULL
, NULL
, NULL
,
4180 /* E4 */ NULL
, NULL
, NULL
, NULL
,
4181 /* E8 */ NULL
, NULL
, NULL
, NULL
,
4182 /* EC */ NULL
, NULL
, NULL
, NULL
,
4183 /* F0 */ NULL
, NULL
, NULL
, NULL
,
4184 /* F4 */ NULL
, NULL
, NULL
, NULL
,
4185 /* F8 */ NULL
, NULL
, NULL
, NULL
,
4186 /* FC */ NULL
, NULL
, NULL
, NULL
,
4190 OP_3DNowSuffix (bytemode
, sizeflag
)
4191 int bytemode ATTRIBUTE_UNUSED
;
4192 int sizeflag ATTRIBUTE_UNUSED
;
4194 const char *mnemonic
;
4196 FETCH_DATA (the_info
, codep
+ 1);
4197 /* AMD 3DNow! instructions are specified by an opcode suffix in the
4198 place where an 8-bit immediate would normally go. ie. the last
4199 byte of the instruction. */
4200 obufp
= obuf
+ strlen (obuf
);
4201 mnemonic
= Suffix3DNow
[*codep
++ & 0xff];
4206 /* Since a variable sized modrm/sib chunk is between the start
4207 of the opcode (0x0f0f) and the opcode suffix, we need to do
4208 all the modrm processing first, and don't know until now that
4209 we have a bad opcode. This necessitates some cleaning up. */
4216 static const char *simd_cmp_op
[] = {
4228 OP_SIMD_Suffix (bytemode
, sizeflag
)
4229 int bytemode ATTRIBUTE_UNUSED
;
4230 int sizeflag ATTRIBUTE_UNUSED
;
4232 unsigned int cmp_type
;
4234 FETCH_DATA (the_info
, codep
+ 1);
4235 obufp
= obuf
+ strlen (obuf
);
4236 cmp_type
= *codep
++ & 0xff;
4239 char suffix1
= 'p', suffix2
= 's';
4240 used_prefixes
|= (prefixes
& PREFIX_REPZ
);
4241 if (prefixes
& PREFIX_REPZ
)
4245 used_prefixes
|= (prefixes
& PREFIX_DATA
);
4246 if (prefixes
& PREFIX_DATA
)
4250 used_prefixes
|= (prefixes
& PREFIX_REPNZ
);
4251 if (prefixes
& PREFIX_REPNZ
)
4252 suffix1
= 's', suffix2
= 'd';
4255 sprintf (scratchbuf
, "cmp%s%c%c",
4256 simd_cmp_op
[cmp_type
], suffix1
, suffix2
);
4257 used_prefixes
|= (prefixes
& PREFIX_REPZ
);
4258 oappend (scratchbuf
);
4262 /* We have a bad extension byte. Clean up. */
4270 SIMD_Fixup (extrachar
, sizeflag
)
4272 int sizeflag ATTRIBUTE_UNUSED
;
4274 /* Change movlps/movhps to movhlps/movlhps for 2 register operand
4275 forms of these instructions. */
4278 char *p
= obuf
+ strlen (obuf
);
4281 *(p
- 1) = *(p
- 2);
4282 *(p
- 2) = *(p
- 3);
4283 *(p
- 3) = extrachar
;
4290 /* Throw away prefixes and 1st. opcode byte. */
4291 codep
= insn_codep
+ 1;