Commit | Line | Data |
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252b5132 | 1 | /* Print i386 instructions for GDB, the GNU debugger. |
060d22b0 NC |
2 | Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
3 | 2001 | |
252b5132 RH |
4 | Free Software Foundation, Inc. |
5 | ||
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 2 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
21 | ||
22 | /* | |
23 | * 80386 instruction printer by Pace Willisson (pace@prep.ai.mit.edu) | |
24 | * July 1988 | |
25 | * modified by John Hassey (hassey@dg-rtp.dg.com) | |
52b15da3 | 26 | * x86-64 support added by Jan Hubicka (jh@suse.cz) |
252b5132 RH |
27 | */ |
28 | ||
29 | /* | |
30 | * The main tables describing the instructions is essentially a copy | |
31 | * of the "Opcode Map" chapter (Appendix A) of the Intel 80386 | |
32 | * Programmers Manual. Usually, there is a capital letter, followed | |
33 | * by a small letter. The capital letter tell the addressing mode, | |
34 | * and the small letter tells about the operand size. Refer to | |
35 | * the Intel manual for details. | |
36 | */ | |
37 | ||
38 | #include "dis-asm.h" | |
39 | #include "sysdep.h" | |
40 | #include "opintl.h" | |
41 | ||
42 | #define MAXLEN 20 | |
43 | ||
44 | #include <setjmp.h> | |
45 | ||
46 | #ifndef UNIXWARE_COMPAT | |
47 | /* Set non-zero for broken, compatible instructions. Set to zero for | |
48 | non-broken opcodes. */ | |
49 | #define UNIXWARE_COMPAT 1 | |
50 | #endif | |
51 | ||
252b5132 RH |
52 | static int fetch_data PARAMS ((struct disassemble_info *, bfd_byte *)); |
53 | ||
54 | struct dis_private | |
55 | { | |
56 | /* Points to first byte not fetched. */ | |
57 | bfd_byte *max_fetched; | |
58 | bfd_byte the_buffer[MAXLEN]; | |
59 | bfd_vma insn_start; | |
60 | jmp_buf bailout; | |
61 | }; | |
62 | ||
5076851f ILT |
63 | /* The opcode for the fwait instruction, which we treat as a prefix |
64 | when we can. */ | |
65 | #define FWAIT_OPCODE (0x9b) | |
66 | ||
52b15da3 JH |
67 | /* Set to 1 for 64bit mode disassembly. */ |
68 | static int mode_64bit; | |
69 | ||
5076851f ILT |
70 | /* Flags for the prefixes for the current instruction. See below. */ |
71 | static int prefixes; | |
72 | ||
52b15da3 JH |
73 | /* REX prefix the current instruction. See below. */ |
74 | static int rex; | |
75 | /* Bits of REX we've already used. */ | |
76 | static int rex_used; | |
77 | #define REX_MODE64 8 | |
78 | #define REX_EXTX 4 | |
79 | #define REX_EXTY 2 | |
80 | #define REX_EXTZ 1 | |
81 | /* Mark parts used in the REX prefix. When we are testing for | |
82 | empty prefix (for 8bit register REX extension), just mask it | |
83 | out. Otherwise test for REX bit is excuse for existence of REX | |
84 | only in case value is nonzero. */ | |
85 | #define USED_REX(value) \ | |
86 | { \ | |
87 | if (value) \ | |
88 | rex_used |= (rex & value) ? (value) | 0x40 : 0; \ | |
89 | else \ | |
90 | rex_used |= 0x40; \ | |
91 | } | |
92 | ||
7d421014 ILT |
93 | /* Flags for prefixes which we somehow handled when printing the |
94 | current instruction. */ | |
95 | static int used_prefixes; | |
96 | ||
5076851f ILT |
97 | /* Flags stored in PREFIXES. */ |
98 | #define PREFIX_REPZ 1 | |
99 | #define PREFIX_REPNZ 2 | |
100 | #define PREFIX_LOCK 4 | |
101 | #define PREFIX_CS 8 | |
102 | #define PREFIX_SS 0x10 | |
103 | #define PREFIX_DS 0x20 | |
104 | #define PREFIX_ES 0x40 | |
105 | #define PREFIX_FS 0x80 | |
106 | #define PREFIX_GS 0x100 | |
107 | #define PREFIX_DATA 0x200 | |
108 | #define PREFIX_ADDR 0x400 | |
109 | #define PREFIX_FWAIT 0x800 | |
110 | ||
252b5132 RH |
111 | /* Make sure that bytes from INFO->PRIVATE_DATA->BUFFER (inclusive) |
112 | to ADDR (exclusive) are valid. Returns 1 for success, longjmps | |
113 | on error. */ | |
114 | #define FETCH_DATA(info, addr) \ | |
115 | ((addr) <= ((struct dis_private *)(info->private_data))->max_fetched \ | |
116 | ? 1 : fetch_data ((info), (addr))) | |
117 | ||
118 | static int | |
119 | fetch_data (info, addr) | |
120 | struct disassemble_info *info; | |
121 | bfd_byte *addr; | |
122 | { | |
123 | int status; | |
124 | struct dis_private *priv = (struct dis_private *)info->private_data; | |
125 | bfd_vma start = priv->insn_start + (priv->max_fetched - priv->the_buffer); | |
126 | ||
127 | status = (*info->read_memory_func) (start, | |
128 | priv->max_fetched, | |
129 | addr - priv->max_fetched, | |
130 | info); | |
131 | if (status != 0) | |
132 | { | |
7d421014 ILT |
133 | /* If we did manage to read at least one byte, then |
134 | print_insn_i386 will do something sensible. Otherwise, print | |
135 | an error. We do that here because this is where we know | |
136 | STATUS. */ | |
137 | if (priv->max_fetched == priv->the_buffer) | |
5076851f | 138 | (*info->memory_error_func) (status, start, info); |
252b5132 RH |
139 | longjmp (priv->bailout, 1); |
140 | } | |
141 | else | |
142 | priv->max_fetched = addr; | |
143 | return 1; | |
144 | } | |
145 | ||
57d91c3c ILT |
146 | #define XX NULL, 0 |
147 | ||
252b5132 | 148 | #define Eb OP_E, b_mode |
52b15da3 JH |
149 | #define Ev OP_E, v_mode |
150 | #define Ed OP_E, d_mode | |
252b5132 | 151 | #define indirEb OP_indirE, b_mode |
252b5132 RH |
152 | #define indirEv OP_indirE, v_mode |
153 | #define Ew OP_E, w_mode | |
154 | #define Ma OP_E, v_mode | |
2da11e11 AM |
155 | #define M OP_E, 0 /* lea */ |
156 | #define Mp OP_E, 0 /* 32 or 48 bit memory operand for LDS, LES etc */ | |
992aaec9 | 157 | #define Gb OP_G, b_mode |
252b5132 | 158 | #define Gv OP_G, v_mode |
992aaec9 | 159 | #define Gd OP_G, d_mode |
252b5132 | 160 | #define Gw OP_G, w_mode |
2da11e11 | 161 | #define Rd OP_Rd, d_mode |
52b15da3 | 162 | #define Rm OP_Rd, m_mode |
252b5132 RH |
163 | #define Ib OP_I, b_mode |
164 | #define sIb OP_sI, b_mode /* sign extened byte */ | |
165 | #define Iv OP_I, v_mode | |
52b15da3 JH |
166 | #define Iq OP_I, q_mode |
167 | #define Iv64 OP_I64, v_mode | |
252b5132 RH |
168 | #define Iw OP_I, w_mode |
169 | #define Jb OP_J, b_mode | |
170 | #define Jv OP_J, v_mode | |
52b15da3 JH |
171 | #define Cm OP_C, m_mode |
172 | #define Dm OP_D, m_mode | |
252b5132 RH |
173 | #define Td OP_T, d_mode |
174 | ||
52b15da3 JH |
175 | #define RMeAX OP_REG, eAX_reg |
176 | #define RMeBX OP_REG, eBX_reg | |
177 | #define RMeCX OP_REG, eCX_reg | |
178 | #define RMeDX OP_REG, eDX_reg | |
179 | #define RMeSP OP_REG, eSP_reg | |
180 | #define RMeBP OP_REG, eBP_reg | |
181 | #define RMeSI OP_REG, eSI_reg | |
182 | #define RMeDI OP_REG, eDI_reg | |
183 | #define RMrAX OP_REG, rAX_reg | |
184 | #define RMrBX OP_REG, rBX_reg | |
185 | #define RMrCX OP_REG, rCX_reg | |
186 | #define RMrDX OP_REG, rDX_reg | |
187 | #define RMrSP OP_REG, rSP_reg | |
188 | #define RMrBP OP_REG, rBP_reg | |
189 | #define RMrSI OP_REG, rSI_reg | |
190 | #define RMrDI OP_REG, rDI_reg | |
191 | #define RMAL OP_REG, al_reg | |
192 | #define RMAL OP_REG, al_reg | |
193 | #define RMCL OP_REG, cl_reg | |
194 | #define RMDL OP_REG, dl_reg | |
195 | #define RMBL OP_REG, bl_reg | |
196 | #define RMAH OP_REG, ah_reg | |
197 | #define RMCH OP_REG, ch_reg | |
198 | #define RMDH OP_REG, dh_reg | |
199 | #define RMBH OP_REG, bh_reg | |
200 | #define RMAX OP_REG, ax_reg | |
201 | #define RMDX OP_REG, dx_reg | |
202 | ||
203 | #define eAX OP_IMREG, eAX_reg | |
204 | #define eBX OP_IMREG, eBX_reg | |
205 | #define eCX OP_IMREG, eCX_reg | |
206 | #define eDX OP_IMREG, eDX_reg | |
207 | #define eSP OP_IMREG, eSP_reg | |
208 | #define eBP OP_IMREG, eBP_reg | |
209 | #define eSI OP_IMREG, eSI_reg | |
210 | #define eDI OP_IMREG, eDI_reg | |
211 | #define AL OP_IMREG, al_reg | |
212 | #define AL OP_IMREG, al_reg | |
213 | #define CL OP_IMREG, cl_reg | |
214 | #define DL OP_IMREG, dl_reg | |
215 | #define BL OP_IMREG, bl_reg | |
216 | #define AH OP_IMREG, ah_reg | |
217 | #define CH OP_IMREG, ch_reg | |
218 | #define DH OP_IMREG, dh_reg | |
219 | #define BH OP_IMREG, bh_reg | |
220 | #define AX OP_IMREG, ax_reg | |
221 | #define DX OP_IMREG, dx_reg | |
222 | #define indirDX OP_IMREG, indir_dx_reg | |
252b5132 RH |
223 | |
224 | #define Sw OP_SEG, w_mode | |
c608c12e | 225 | #define Ap OP_DIR, 0 |
252b5132 | 226 | #define Ob OP_OFF, b_mode |
52b15da3 | 227 | #define Ob64 OP_OFF64, b_mode |
252b5132 | 228 | #define Ov OP_OFF, v_mode |
52b15da3 | 229 | #define Ov64 OP_OFF64, v_mode |
252b5132 RH |
230 | #define Xb OP_DSreg, eSI_reg |
231 | #define Xv OP_DSreg, eSI_reg | |
232 | #define Yb OP_ESreg, eDI_reg | |
233 | #define Yv OP_ESreg, eDI_reg | |
234 | #define DSBX OP_DSreg, eBX_reg | |
235 | ||
236 | #define es OP_REG, es_reg | |
237 | #define ss OP_REG, ss_reg | |
238 | #define cs OP_REG, cs_reg | |
239 | #define ds OP_REG, ds_reg | |
240 | #define fs OP_REG, fs_reg | |
241 | #define gs OP_REG, gs_reg | |
242 | ||
243 | #define MX OP_MMX, 0 | |
c608c12e | 244 | #define XM OP_XMM, 0 |
252b5132 | 245 | #define EM OP_EM, v_mode |
c608c12e | 246 | #define EX OP_EX, v_mode |
2da11e11 | 247 | #define MS OP_MS, v_mode |
992aaec9 | 248 | #define XS OP_XS, v_mode |
c608c12e | 249 | #define None OP_E, 0 |
252b5132 | 250 | #define OPSUF OP_3DNowSuffix, 0 |
c608c12e | 251 | #define OPSIMD OP_SIMD_Suffix, 0 |
252b5132 | 252 | |
3ffd33cf AM |
253 | #define cond_jump_flag NULL, cond_jump_mode |
254 | #define loop_jcxz_flag NULL, loop_jcxz_mode | |
255 | ||
252b5132 RH |
256 | /* bits in sizeflag */ |
257 | #if 0 /* leave undefined until someone adds the extra flag to objdump */ | |
258 | #define SUFFIX_ALWAYS 4 | |
259 | #endif | |
260 | #define AFLAG 2 | |
261 | #define DFLAG 1 | |
262 | ||
2da11e11 | 263 | typedef void (*op_rtn) PARAMS ((int bytemode, int sizeflag)); |
252b5132 RH |
264 | |
265 | static void OP_E PARAMS ((int, int)); | |
266 | static void OP_G PARAMS ((int, int)); | |
267 | static void OP_I PARAMS ((int, int)); | |
52b15da3 JH |
268 | static void OP_I64 PARAMS ((int, int)); |
269 | static void OP_OFF PARAMS ((int, int)); | |
270 | static void OP_REG PARAMS ((int, int)); | |
271 | static void OP_IMREG PARAMS ((int, int)); | |
272 | static void OP_OFF64 PARAMS ((int, int)); | |
252b5132 RH |
273 | static void OP_indirE PARAMS ((int, int)); |
274 | static void OP_sI PARAMS ((int, int)); | |
275 | static void OP_REG PARAMS ((int, int)); | |
276 | static void OP_J PARAMS ((int, int)); | |
277 | static void OP_DIR PARAMS ((int, int)); | |
278 | static void OP_OFF PARAMS ((int, int)); | |
279 | static void OP_ESreg PARAMS ((int, int)); | |
280 | static void OP_DSreg PARAMS ((int, int)); | |
281 | static void OP_SEG PARAMS ((int, int)); | |
282 | static void OP_C PARAMS ((int, int)); | |
283 | static void OP_D PARAMS ((int, int)); | |
284 | static void OP_T PARAMS ((int, int)); | |
2da11e11 | 285 | static void OP_Rd PARAMS ((int, int)); |
252b5132 RH |
286 | static void OP_ST PARAMS ((int, int)); |
287 | static void OP_STi PARAMS ((int, int)); | |
252b5132 | 288 | static void OP_MMX PARAMS ((int, int)); |
c608c12e | 289 | static void OP_XMM PARAMS ((int, int)); |
252b5132 | 290 | static void OP_EM PARAMS ((int, int)); |
c608c12e | 291 | static void OP_EX PARAMS ((int, int)); |
252b5132 | 292 | static void OP_MS PARAMS ((int, int)); |
992aaec9 | 293 | static void OP_XS PARAMS ((int, int)); |
252b5132 | 294 | static void OP_3DNowSuffix PARAMS ((int, int)); |
c608c12e AM |
295 | static void OP_SIMD_Suffix PARAMS ((int, int)); |
296 | static void SIMD_Fixup PARAMS ((int, int)); | |
252b5132 RH |
297 | |
298 | static void append_seg PARAMS ((void)); | |
52b15da3 | 299 | static void set_op PARAMS ((unsigned int op, int)); |
2da11e11 | 300 | static void putop PARAMS ((const char *template, int sizeflag)); |
252b5132 RH |
301 | static void dofloat PARAMS ((int sizeflag)); |
302 | static int get16 PARAMS ((void)); | |
52b15da3 JH |
303 | static bfd_vma get64 PARAMS ((void)); |
304 | static bfd_signed_vma get32 PARAMS ((void)); | |
305 | static bfd_signed_vma get32s PARAMS ((void)); | |
252b5132 | 306 | static void ckprefix PARAMS ((void)); |
7d421014 | 307 | static const char *prefix_name PARAMS ((int, int)); |
252b5132 | 308 | static void ptr_reg PARAMS ((int, int)); |
2da11e11 | 309 | static void BadOp PARAMS ((void)); |
252b5132 | 310 | |
52b15da3 JH |
311 | #define b_mode 1 /* byte operand */ |
312 | #define v_mode 2 /* operand size depends on prefixes */ | |
313 | #define w_mode 3 /* word operand */ | |
314 | #define d_mode 4 /* double word operand */ | |
315 | #define q_mode 5 /* quad word operand */ | |
316 | #define x_mode 6 | |
317 | #define m_mode 7 /* d_mode in 32bit, q_mode in 64bit mode. */ | |
3ffd33cf AM |
318 | #define cond_jump_mode 8 |
319 | #define loop_jcxz_mode 9 | |
252b5132 RH |
320 | |
321 | #define es_reg 100 | |
322 | #define cs_reg 101 | |
323 | #define ss_reg 102 | |
324 | #define ds_reg 103 | |
325 | #define fs_reg 104 | |
326 | #define gs_reg 105 | |
252b5132 | 327 | |
c608c12e AM |
328 | #define eAX_reg 108 |
329 | #define eCX_reg 109 | |
330 | #define eDX_reg 110 | |
331 | #define eBX_reg 111 | |
332 | #define eSP_reg 112 | |
333 | #define eBP_reg 113 | |
334 | #define eSI_reg 114 | |
335 | #define eDI_reg 115 | |
252b5132 RH |
336 | |
337 | #define al_reg 116 | |
338 | #define cl_reg 117 | |
339 | #define dl_reg 118 | |
340 | #define bl_reg 119 | |
341 | #define ah_reg 120 | |
342 | #define ch_reg 121 | |
343 | #define dh_reg 122 | |
344 | #define bh_reg 123 | |
345 | ||
346 | #define ax_reg 124 | |
347 | #define cx_reg 125 | |
348 | #define dx_reg 126 | |
349 | #define bx_reg 127 | |
350 | #define sp_reg 128 | |
351 | #define bp_reg 129 | |
352 | #define si_reg 130 | |
353 | #define di_reg 131 | |
354 | ||
52b15da3 JH |
355 | #define rAX_reg 132 |
356 | #define rCX_reg 133 | |
357 | #define rDX_reg 134 | |
358 | #define rBX_reg 135 | |
359 | #define rSP_reg 136 | |
360 | #define rBP_reg 137 | |
361 | #define rSI_reg 138 | |
362 | #define rDI_reg 139 | |
363 | ||
252b5132 RH |
364 | #define indir_dx_reg 150 |
365 | ||
c608c12e AM |
366 | #define USE_GROUPS 1 |
367 | #define USE_PREFIX_USER_TABLE 2 | |
368 | ||
57d91c3c ILT |
369 | #define GRP1b NULL, NULL, 0, NULL, USE_GROUPS, NULL, 0 |
370 | #define GRP1S NULL, NULL, 1, NULL, USE_GROUPS, NULL, 0 | |
371 | #define GRP1Ss NULL, NULL, 2, NULL, USE_GROUPS, NULL, 0 | |
372 | #define GRP2b NULL, NULL, 3, NULL, USE_GROUPS, NULL, 0 | |
373 | #define GRP2S NULL, NULL, 4, NULL, USE_GROUPS, NULL, 0 | |
374 | #define GRP2b_one NULL, NULL, 5, NULL, USE_GROUPS, NULL, 0 | |
375 | #define GRP2S_one NULL, NULL, 6, NULL, USE_GROUPS, NULL, 0 | |
376 | #define GRP2b_cl NULL, NULL, 7, NULL, USE_GROUPS, NULL, 0 | |
377 | #define GRP2S_cl NULL, NULL, 8, NULL, USE_GROUPS, NULL, 0 | |
378 | #define GRP3b NULL, NULL, 9, NULL, USE_GROUPS, NULL, 0 | |
379 | #define GRP3S NULL, NULL, 10, NULL, USE_GROUPS, NULL, 0 | |
380 | #define GRP4 NULL, NULL, 11, NULL, USE_GROUPS, NULL, 0 | |
381 | #define GRP5 NULL, NULL, 12, NULL, USE_GROUPS, NULL, 0 | |
382 | #define GRP6 NULL, NULL, 13, NULL, USE_GROUPS, NULL, 0 | |
383 | #define GRP7 NULL, NULL, 14, NULL, USE_GROUPS, NULL, 0 | |
384 | #define GRP8 NULL, NULL, 15, NULL, USE_GROUPS, NULL, 0 | |
385 | #define GRP9 NULL, NULL, 16, NULL, USE_GROUPS, NULL, 0 | |
386 | #define GRP10 NULL, NULL, 17, NULL, USE_GROUPS, NULL, 0 | |
387 | #define GRP11 NULL, NULL, 18, NULL, USE_GROUPS, NULL, 0 | |
388 | #define GRP12 NULL, NULL, 19, NULL, USE_GROUPS, NULL, 0 | |
389 | #define GRP13 NULL, NULL, 20, NULL, USE_GROUPS, NULL, 0 | |
390 | #define GRP14 NULL, NULL, 21, NULL, USE_GROUPS, NULL, 0 | |
391 | #define GRPAMD NULL, NULL, 22, NULL, USE_GROUPS, NULL, 0 | |
392 | ||
393 | #define PREGRP0 NULL, NULL, 0, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
394 | #define PREGRP1 NULL, NULL, 1, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
395 | #define PREGRP2 NULL, NULL, 2, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
396 | #define PREGRP3 NULL, NULL, 3, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
397 | #define PREGRP4 NULL, NULL, 4, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
398 | #define PREGRP5 NULL, NULL, 5, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
399 | #define PREGRP6 NULL, NULL, 6, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
400 | #define PREGRP7 NULL, NULL, 7, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
401 | #define PREGRP8 NULL, NULL, 8, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
402 | #define PREGRP9 NULL, NULL, 9, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
403 | #define PREGRP10 NULL, NULL, 10, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
404 | #define PREGRP11 NULL, NULL, 11, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
405 | #define PREGRP12 NULL, NULL, 12, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
406 | #define PREGRP13 NULL, NULL, 13, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
407 | #define PREGRP14 NULL, NULL, 14, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
041bd2e0 JH |
408 | #define PREGRP15 NULL, NULL, 15, NULL, USE_PREFIX_USER_TABLE, NULL, 0 |
409 | #define PREGRP16 NULL, NULL, 16, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
410 | #define PREGRP17 NULL, NULL, 17, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
411 | #define PREGRP18 NULL, NULL, 18, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
412 | #define PREGRP19 NULL, NULL, 19, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
413 | #define PREGRP20 NULL, NULL, 20, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
414 | #define PREGRP21 NULL, NULL, 21, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
415 | #define PREGRP22 NULL, NULL, 22, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
416 | #define PREGRP23 NULL, NULL, 23, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
417 | #define PREGRP24 NULL, NULL, 24, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
0f17484f AM |
418 | #define PREGRP25 NULL, NULL, 25, NULL, USE_PREFIX_USER_TABLE, NULL, 0 |
419 | #define PREGRP26 NULL, NULL, 26, NULL, USE_PREFIX_USER_TABLE, NULL, 0 | |
252b5132 RH |
420 | |
421 | #define FLOATCODE 50 | |
57d91c3c | 422 | #define FLOAT NULL, NULL, FLOATCODE, NULL, 0, NULL, 0 |
252b5132 RH |
423 | |
424 | struct dis386 { | |
2da11e11 | 425 | const char *name; |
252b5132 RH |
426 | op_rtn op1; |
427 | int bytemode1; | |
428 | op_rtn op2; | |
429 | int bytemode2; | |
430 | op_rtn op3; | |
431 | int bytemode3; | |
432 | }; | |
433 | ||
434 | /* Upper case letters in the instruction names here are macros. | |
435 | 'A' => print 'b' if no register operands or suffix_always is true | |
436 | 'B' => print 'b' if suffix_always is true | |
437 | 'E' => print 'e' if 32-bit form of jcxz | |
3ffd33cf | 438 | 'F' => print 'w' or 'l' depending on address size prefix (loop insns) |
252b5132 RH |
439 | 'L' => print 'l' if suffix_always is true |
440 | 'N' => print 'n' if instruction has no wait "prefix" | |
52b15da3 JH |
441 | 'O' => print 'd', or 'o' |
442 | 'P' => print 'w', 'l' or 'q' if instruction has an operand size prefix, | |
252b5132 | 443 | or suffix_always is true |
52b15da3 JH |
444 | print 'q' if rex prefix is present. |
445 | 'I' => print 'q' in 64bit mode and behave as 'P' otherwise | |
446 | 'Q' => print 'w', 'l' or 'q' if no register operands or suffix_always is true | |
447 | 'R' => print 'w', 'l' or 'q' ("wd" or "dq" in intel mode) | |
448 | 'S' => print 'w', 'l' or 'q' if suffix_always is true | |
90530880 | 449 | 'T' => print 'q' in 64bit mode and behave as 'I' otherwise |
041bd2e0 | 450 | 'X' => print 's', 'd' depending on data16 prefix (for XMM) |
10084519 | 451 | 'W' => print 'b' or 'w' ("w" or "de" in intel mode) |
76f227a5 | 452 | 'Y' => 'q' if instruction has an REX 64bit overwrite prefix |
252b5132 RH |
453 | */ |
454 | ||
2da11e11 | 455 | static const struct dis386 dis386_att[] = { |
252b5132 | 456 | /* 00 */ |
57d91c3c ILT |
457 | { "addB", Eb, Gb, XX }, |
458 | { "addS", Ev, Gv, XX }, | |
459 | { "addB", Gb, Eb, XX }, | |
460 | { "addS", Gv, Ev, XX }, | |
461 | { "addB", AL, Ib, XX }, | |
462 | { "addS", eAX, Iv, XX }, | |
52b15da3 JH |
463 | { "pushI", es, XX, XX }, |
464 | { "popI", es, XX, XX }, | |
252b5132 | 465 | /* 08 */ |
57d91c3c ILT |
466 | { "orB", Eb, Gb, XX }, |
467 | { "orS", Ev, Gv, XX }, | |
468 | { "orB", Gb, Eb, XX }, | |
469 | { "orS", Gv, Ev, XX }, | |
470 | { "orB", AL, Ib, XX }, | |
471 | { "orS", eAX, Iv, XX }, | |
52b15da3 | 472 | { "pushI", cs, XX, XX }, |
57d91c3c | 473 | { "(bad)", XX, XX, XX }, /* 0x0f extended opcode escape */ |
252b5132 | 474 | /* 10 */ |
57d91c3c ILT |
475 | { "adcB", Eb, Gb, XX }, |
476 | { "adcS", Ev, Gv, XX }, | |
477 | { "adcB", Gb, Eb, XX }, | |
478 | { "adcS", Gv, Ev, XX }, | |
479 | { "adcB", AL, Ib, XX }, | |
480 | { "adcS", eAX, Iv, XX }, | |
52b15da3 JH |
481 | { "pushI", ss, XX, XX }, |
482 | { "popI", ss, XX, XX }, | |
252b5132 | 483 | /* 18 */ |
57d91c3c ILT |
484 | { "sbbB", Eb, Gb, XX }, |
485 | { "sbbS", Ev, Gv, XX }, | |
486 | { "sbbB", Gb, Eb, XX }, | |
487 | { "sbbS", Gv, Ev, XX }, | |
488 | { "sbbB", AL, Ib, XX }, | |
489 | { "sbbS", eAX, Iv, XX }, | |
52b15da3 JH |
490 | { "pushI", ds, XX, XX }, |
491 | { "popI", ds, XX, XX }, | |
252b5132 | 492 | /* 20 */ |
57d91c3c ILT |
493 | { "andB", Eb, Gb, XX }, |
494 | { "andS", Ev, Gv, XX }, | |
495 | { "andB", Gb, Eb, XX }, | |
496 | { "andS", Gv, Ev, XX }, | |
497 | { "andB", AL, Ib, XX }, | |
498 | { "andS", eAX, Iv, XX }, | |
499 | { "(bad)", XX, XX, XX }, /* SEG ES prefix */ | |
500 | { "daa", XX, XX, XX }, | |
252b5132 | 501 | /* 28 */ |
57d91c3c ILT |
502 | { "subB", Eb, Gb, XX }, |
503 | { "subS", Ev, Gv, XX }, | |
504 | { "subB", Gb, Eb, XX }, | |
505 | { "subS", Gv, Ev, XX }, | |
506 | { "subB", AL, Ib, XX }, | |
507 | { "subS", eAX, Iv, XX }, | |
508 | { "(bad)", XX, XX, XX }, /* SEG CS prefix */ | |
509 | { "das", XX, XX, XX }, | |
252b5132 | 510 | /* 30 */ |
57d91c3c ILT |
511 | { "xorB", Eb, Gb, XX }, |
512 | { "xorS", Ev, Gv, XX }, | |
513 | { "xorB", Gb, Eb, XX }, | |
514 | { "xorS", Gv, Ev, XX }, | |
515 | { "xorB", AL, Ib, XX }, | |
516 | { "xorS", eAX, Iv, XX }, | |
517 | { "(bad)", XX, XX, XX }, /* SEG SS prefix */ | |
518 | { "aaa", XX, XX, XX }, | |
252b5132 | 519 | /* 38 */ |
57d91c3c ILT |
520 | { "cmpB", Eb, Gb, XX }, |
521 | { "cmpS", Ev, Gv, XX }, | |
522 | { "cmpB", Gb, Eb, XX }, | |
523 | { "cmpS", Gv, Ev, XX }, | |
524 | { "cmpB", AL, Ib, XX }, | |
525 | { "cmpS", eAX, Iv, XX }, | |
526 | { "(bad)", XX, XX, XX }, /* SEG DS prefix */ | |
527 | { "aas", XX, XX, XX }, | |
252b5132 | 528 | /* 40 */ |
52b15da3 JH |
529 | { "incS", RMeAX, XX, XX }, |
530 | { "incS", RMeCX, XX, XX }, | |
531 | { "incS", RMeDX, XX, XX }, | |
532 | { "incS", RMeBX, XX, XX }, | |
533 | { "incS", RMeSP, XX, XX }, | |
534 | { "incS", RMeBP, XX, XX }, | |
535 | { "incS", RMeSI, XX, XX }, | |
536 | { "incS", RMeDI, XX, XX }, | |
252b5132 | 537 | /* 48 */ |
52b15da3 JH |
538 | { "decS", RMeAX, XX, XX }, |
539 | { "decS", RMeCX, XX, XX }, | |
540 | { "decS", RMeDX, XX, XX }, | |
541 | { "decS", RMeBX, XX, XX }, | |
542 | { "decS", RMeSP, XX, XX }, | |
543 | { "decS", RMeBP, XX, XX }, | |
544 | { "decS", RMeSI, XX, XX }, | |
545 | { "decS", RMeDI, XX, XX }, | |
252b5132 | 546 | /* 50 */ |
52b15da3 JH |
547 | { "pushS", RMeAX, XX, XX }, |
548 | { "pushS", RMeCX, XX, XX }, | |
549 | { "pushS", RMeDX, XX, XX }, | |
550 | { "pushS", RMeBX, XX, XX }, | |
551 | { "pushS", RMeSP, XX, XX }, | |
552 | { "pushS", RMeBP, XX, XX }, | |
553 | { "pushS", RMeSI, XX, XX }, | |
554 | { "pushS", RMeDI, XX, XX }, | |
252b5132 | 555 | /* 58 */ |
52b15da3 JH |
556 | { "popS", RMeAX, XX, XX }, |
557 | { "popS", RMeCX, XX, XX }, | |
558 | { "popS", RMeDX, XX, XX }, | |
559 | { "popS", RMeBX, XX, XX }, | |
560 | { "popS", RMeSP, XX, XX }, | |
561 | { "popS", RMeBP, XX, XX }, | |
562 | { "popS", RMeSI, XX, XX }, | |
563 | { "popS", RMeDI, XX, XX }, | |
252b5132 | 564 | /* 60 */ |
57d91c3c ILT |
565 | { "pushaP", XX, XX, XX }, |
566 | { "popaP", XX, XX, XX }, | |
567 | { "boundS", Gv, Ma, XX }, | |
568 | { "arpl", Ew, Gw, XX }, | |
569 | { "(bad)", XX, XX, XX }, /* seg fs */ | |
570 | { "(bad)", XX, XX, XX }, /* seg gs */ | |
571 | { "(bad)", XX, XX, XX }, /* op size prefix */ | |
572 | { "(bad)", XX, XX, XX }, /* adr size prefix */ | |
252b5132 | 573 | /* 68 */ |
52b15da3 | 574 | { "pushI", Iv, XX, XX }, /* 386 book wrong */ |
252b5132 | 575 | { "imulS", Gv, Ev, Iv }, |
52b15da3 | 576 | { "pushI", sIb, XX, XX }, /* push of byte really pushes 2 or 4 bytes */ |
252b5132 | 577 | { "imulS", Gv, Ev, sIb }, |
57d91c3c ILT |
578 | { "insb", Yb, indirDX, XX }, |
579 | { "insR", Yv, indirDX, XX }, | |
580 | { "outsb", indirDX, Xb, XX }, | |
581 | { "outsR", indirDX, Xv, XX }, | |
252b5132 | 582 | /* 70 */ |
3ffd33cf AM |
583 | { "jo", Jb, cond_jump_flag, XX }, |
584 | { "jno", Jb, cond_jump_flag, XX }, | |
585 | { "jb", Jb, cond_jump_flag, XX }, | |
586 | { "jae", Jb, cond_jump_flag, XX }, | |
587 | { "je", Jb, cond_jump_flag, XX }, | |
588 | { "jne", Jb, cond_jump_flag, XX }, | |
589 | { "jbe", Jb, cond_jump_flag, XX }, | |
590 | { "ja", Jb, cond_jump_flag, XX }, | |
252b5132 | 591 | /* 78 */ |
3ffd33cf AM |
592 | { "js", Jb, cond_jump_flag, XX }, |
593 | { "jns", Jb, cond_jump_flag, XX }, | |
594 | { "jp", Jb, cond_jump_flag, XX }, | |
595 | { "jnp", Jb, cond_jump_flag, XX }, | |
596 | { "jl", Jb, cond_jump_flag, XX }, | |
597 | { "jge", Jb, cond_jump_flag, XX }, | |
598 | { "jle", Jb, cond_jump_flag, XX }, | |
599 | { "jg", Jb, cond_jump_flag, XX }, | |
252b5132 RH |
600 | /* 80 */ |
601 | { GRP1b }, | |
602 | { GRP1S }, | |
57d91c3c | 603 | { "(bad)", XX, XX, XX }, |
252b5132 | 604 | { GRP1Ss }, |
57d91c3c ILT |
605 | { "testB", Eb, Gb, XX }, |
606 | { "testS", Ev, Gv, XX }, | |
607 | { "xchgB", Eb, Gb, XX }, | |
608 | { "xchgS", Ev, Gv, XX }, | |
252b5132 | 609 | /* 88 */ |
57d91c3c ILT |
610 | { "movB", Eb, Gb, XX }, |
611 | { "movS", Ev, Gv, XX }, | |
612 | { "movB", Gb, Eb, XX }, | |
613 | { "movS", Gv, Ev, XX }, | |
614 | { "movQ", Ev, Sw, XX }, | |
615 | { "leaS", Gv, M, XX }, | |
616 | { "movQ", Sw, Ev, XX }, | |
90530880 | 617 | { "popT", Ev, XX, XX }, |
252b5132 | 618 | /* 90 */ |
57d91c3c | 619 | { "nop", XX, XX, XX }, |
041bd2e0 | 620 | /* FIXME: NOP with REPz prefix is called PAUSE. */ |
52b15da3 JH |
621 | { "xchgS", RMeCX, eAX, XX }, |
622 | { "xchgS", RMeDX, eAX, XX }, | |
623 | { "xchgS", RMeBX, eAX, XX }, | |
624 | { "xchgS", RMeSP, eAX, XX }, | |
625 | { "xchgS", RMeBP, eAX, XX }, | |
626 | { "xchgS", RMeSI, eAX, XX }, | |
627 | { "xchgS", RMeDI, eAX, XX }, | |
252b5132 | 628 | /* 98 */ |
57d91c3c | 629 | { "cWtR", XX, XX, XX }, |
52b15da3 JH |
630 | { "cRtO", XX, XX, XX }, |
631 | { "lcallI", Ap, XX, XX }, | |
57d91c3c | 632 | { "(bad)", XX, XX, XX }, /* fwait */ |
52b15da3 JH |
633 | { "pushfI", XX, XX, XX }, |
634 | { "popfI", XX, XX, XX }, | |
57d91c3c ILT |
635 | { "sahf", XX, XX, XX }, |
636 | { "lahf", XX, XX, XX }, | |
252b5132 | 637 | /* a0 */ |
57d91c3c ILT |
638 | { "movB", AL, Ob, XX }, |
639 | { "movS", eAX, Ov, XX }, | |
640 | { "movB", Ob, AL, XX }, | |
641 | { "movS", Ov, eAX, XX }, | |
642 | { "movsb", Yb, Xb, XX }, | |
643 | { "movsR", Yv, Xv, XX }, | |
644 | { "cmpsb", Xb, Yb, XX }, | |
645 | { "cmpsR", Xv, Yv, XX }, | |
252b5132 | 646 | /* a8 */ |
57d91c3c ILT |
647 | { "testB", AL, Ib, XX }, |
648 | { "testS", eAX, Iv, XX }, | |
649 | { "stosB", Yb, AL, XX }, | |
650 | { "stosS", Yv, eAX, XX }, | |
651 | { "lodsB", AL, Xb, XX }, | |
652 | { "lodsS", eAX, Xv, XX }, | |
653 | { "scasB", AL, Yb, XX }, | |
654 | { "scasS", eAX, Yv, XX }, | |
252b5132 | 655 | /* b0 */ |
52b15da3 JH |
656 | { "movB", RMAL, Ib, XX }, |
657 | { "movB", RMCL, Ib, XX }, | |
658 | { "movB", RMDL, Ib, XX }, | |
659 | { "movB", RMBL, Ib, XX }, | |
660 | { "movB", RMAH, Ib, XX }, | |
661 | { "movB", RMCH, Ib, XX }, | |
662 | { "movB", RMDH, Ib, XX }, | |
663 | { "movB", RMBH, Ib, XX }, | |
252b5132 | 664 | /* b8 */ |
52b15da3 JH |
665 | { "movS", RMeAX, Iv, XX }, |
666 | { "movS", RMeCX, Iv, XX }, | |
667 | { "movS", RMeDX, Iv, XX }, | |
668 | { "movS", RMeBX, Iv, XX }, | |
669 | { "movS", RMeSP, Iv, XX }, | |
670 | { "movS", RMeBP, Iv, XX }, | |
671 | { "movS", RMeSI, Iv, XX }, | |
672 | { "movS", RMeDI, Iv, XX }, | |
252b5132 RH |
673 | /* c0 */ |
674 | { GRP2b }, | |
675 | { GRP2S }, | |
e2914f48 JH |
676 | { "retI", Iw, XX, XX }, |
677 | { "retI", XX, XX, XX }, | |
57d91c3c ILT |
678 | { "lesS", Gv, Mp, XX }, |
679 | { "ldsS", Gv, Mp, XX }, | |
680 | { "movA", Eb, Ib, XX }, | |
681 | { "movQ", Ev, Iv, XX }, | |
252b5132 | 682 | /* c8 */ |
52b15da3 JH |
683 | { "enterI", Iw, Ib, XX }, |
684 | { "leaveI", XX, XX, XX }, | |
e2914f48 JH |
685 | { "lretP", Iw, XX, XX }, |
686 | { "lretP", XX, XX, XX }, | |
52b15da3 JH |
687 | { "int3", XX, XX, XX }, |
688 | { "int", Ib, XX, XX }, | |
689 | { "into", XX, XX, XX}, | |
e2914f48 | 690 | { "iretP", XX, XX, XX }, |
52b15da3 JH |
691 | /* d0 */ |
692 | { GRP2b_one }, | |
693 | { GRP2S_one }, | |
694 | { GRP2b_cl }, | |
695 | { GRP2S_cl }, | |
696 | { "aam", sIb, XX, XX }, | |
697 | { "aad", sIb, XX, XX }, | |
698 | { "(bad)", XX, XX, XX }, | |
699 | { "xlat", DSBX, XX, XX }, | |
700 | /* d8 */ | |
701 | { FLOAT }, | |
702 | { FLOAT }, | |
703 | { FLOAT }, | |
704 | { FLOAT }, | |
705 | { FLOAT }, | |
706 | { FLOAT }, | |
707 | { FLOAT }, | |
708 | { FLOAT }, | |
709 | /* e0 */ | |
3ffd33cf AM |
710 | { "loopneF", Jb, loop_jcxz_flag, XX }, |
711 | { "loopeF", Jb, loop_jcxz_flag, XX }, | |
712 | { "loopF", Jb, loop_jcxz_flag, XX }, | |
713 | { "jEcxz", Jb, loop_jcxz_flag, XX }, | |
52b15da3 JH |
714 | { "inB", AL, Ib, XX }, |
715 | { "inS", eAX, Ib, XX }, | |
716 | { "outB", Ib, AL, XX }, | |
717 | { "outS", Ib, eAX, XX }, | |
718 | /* e8 */ | |
719 | { "callI", Jv, XX, XX }, | |
720 | { "jmpI", Jv, XX, XX }, | |
721 | { "ljmpI", Ap, XX, XX }, | |
722 | { "jmp", Jb, XX, XX }, | |
723 | { "inB", AL, indirDX, XX }, | |
724 | { "inS", eAX, indirDX, XX }, | |
725 | { "outB", indirDX, AL, XX }, | |
726 | { "outS", indirDX, eAX, XX }, | |
727 | /* f0 */ | |
728 | { "(bad)", XX, XX, XX }, /* lock prefix */ | |
729 | { "(bad)", XX, XX, XX }, | |
730 | { "(bad)", XX, XX, XX }, /* repne */ | |
731 | { "(bad)", XX, XX, XX }, /* repz */ | |
732 | { "hlt", XX, XX, XX }, | |
733 | { "cmc", XX, XX, XX }, | |
734 | { GRP3b }, | |
735 | { GRP3S }, | |
736 | /* f8 */ | |
737 | { "clc", XX, XX, XX }, | |
738 | { "stc", XX, XX, XX }, | |
739 | { "cli", XX, XX, XX }, | |
740 | { "sti", XX, XX, XX }, | |
741 | { "cld", XX, XX, XX }, | |
742 | { "std", XX, XX, XX }, | |
743 | { GRP4 }, | |
744 | { GRP5 }, | |
745 | }; | |
746 | ||
747 | static const struct dis386 dis386_intel[] = { | |
748 | /* 00 */ | |
749 | { "add", Eb, Gb, XX }, | |
750 | { "add", Ev, Gv, XX }, | |
751 | { "add", Gb, Eb, XX }, | |
752 | { "add", Gv, Ev, XX }, | |
753 | { "add", AL, Ib, XX }, | |
754 | { "add", eAX, Iv, XX }, | |
755 | { "push", es, XX, XX }, | |
756 | { "pop", es, XX, XX }, | |
757 | /* 08 */ | |
758 | { "or", Eb, Gb, XX }, | |
759 | { "or", Ev, Gv, XX }, | |
760 | { "or", Gb, Eb, XX }, | |
761 | { "or", Gv, Ev, XX }, | |
762 | { "or", AL, Ib, XX }, | |
763 | { "or", eAX, Iv, XX }, | |
764 | { "push", cs, XX, XX }, | |
765 | { "(bad)", XX, XX, XX }, /* 0x0f extended opcode escape */ | |
766 | /* 10 */ | |
767 | { "adc", Eb, Gb, XX }, | |
768 | { "adc", Ev, Gv, XX }, | |
769 | { "adc", Gb, Eb, XX }, | |
770 | { "adc", Gv, Ev, XX }, | |
771 | { "adc", AL, Ib, XX }, | |
772 | { "adc", eAX, Iv, XX }, | |
773 | { "push", ss, XX, XX }, | |
774 | { "pop", ss, XX, XX }, | |
775 | /* 18 */ | |
776 | { "sbb", Eb, Gb, XX }, | |
777 | { "sbb", Ev, Gv, XX }, | |
778 | { "sbb", Gb, Eb, XX }, | |
779 | { "sbb", Gv, Ev, XX }, | |
780 | { "sbb", AL, Ib, XX }, | |
781 | { "sbb", eAX, Iv, XX }, | |
782 | { "push", ds, XX, XX }, | |
783 | { "pop", ds, XX, XX }, | |
784 | /* 20 */ | |
785 | { "and", Eb, Gb, XX }, | |
786 | { "and", Ev, Gv, XX }, | |
787 | { "and", Gb, Eb, XX }, | |
788 | { "and", Gv, Ev, XX }, | |
789 | { "and", AL, Ib, XX }, | |
790 | { "and", eAX, Iv, XX }, | |
791 | { "(bad)", XX, XX, XX }, /* SEG ES prefix */ | |
792 | { "daa", XX, XX, XX }, | |
793 | /* 28 */ | |
794 | { "sub", Eb, Gb, XX }, | |
795 | { "sub", Ev, Gv, XX }, | |
796 | { "sub", Gb, Eb, XX }, | |
797 | { "sub", Gv, Ev, XX }, | |
798 | { "sub", AL, Ib, XX }, | |
799 | { "sub", eAX, Iv, XX }, | |
800 | { "(bad)", XX, XX, XX }, /* SEG CS prefix */ | |
801 | { "das", XX, XX, XX }, | |
802 | /* 30 */ | |
803 | { "xor", Eb, Gb, XX }, | |
804 | { "xor", Ev, Gv, XX }, | |
805 | { "xor", Gb, Eb, XX }, | |
806 | { "xor", Gv, Ev, XX }, | |
807 | { "xor", AL, Ib, XX }, | |
808 | { "xor", eAX, Iv, XX }, | |
809 | { "(bad)", XX, XX, XX }, /* SEG SS prefix */ | |
810 | { "aaa", XX, XX, XX }, | |
811 | /* 38 */ | |
812 | { "cmp", Eb, Gb, XX }, | |
813 | { "cmp", Ev, Gv, XX }, | |
814 | { "cmp", Gb, Eb, XX }, | |
815 | { "cmp", Gv, Ev, XX }, | |
816 | { "cmp", AL, Ib, XX }, | |
817 | { "cmp", eAX, Iv, XX }, | |
818 | { "(bad)", XX, XX, XX }, /* SEG DS prefix */ | |
819 | { "aas", XX, XX, XX }, | |
820 | /* 40 */ | |
821 | { "inc", RMeAX, XX, XX }, | |
822 | { "inc", RMeCX, XX, XX }, | |
823 | { "inc", RMeDX, XX, XX }, | |
824 | { "inc", RMeBX, XX, XX }, | |
825 | { "inc", RMeSP, XX, XX }, | |
826 | { "inc", RMeBP, XX, XX }, | |
827 | { "inc", RMeSI, XX, XX }, | |
828 | { "inc", RMeDI, XX, XX }, | |
829 | /* 48 */ | |
830 | { "dec", RMeAX, XX, XX }, | |
831 | { "dec", RMeCX, XX, XX }, | |
832 | { "dec", RMeDX, XX, XX }, | |
833 | { "dec", RMeBX, XX, XX }, | |
834 | { "dec", RMeSP, XX, XX }, | |
835 | { "dec", RMeBP, XX, XX }, | |
836 | { "dec", RMeSI, XX, XX }, | |
837 | { "dec", RMeDI, XX, XX }, | |
838 | /* 50 */ | |
839 | { "push", RMeAX, XX, XX }, | |
840 | { "push", RMeCX, XX, XX }, | |
841 | { "push", RMeDX, XX, XX }, | |
842 | { "push", RMeBX, XX, XX }, | |
843 | { "push", RMeSP, XX, XX }, | |
844 | { "push", RMeBP, XX, XX }, | |
845 | { "push", RMeSI, XX, XX }, | |
846 | { "push", RMeDI, XX, XX }, | |
847 | /* 58 */ | |
848 | { "pop", RMeAX, XX, XX }, | |
849 | { "pop", RMeCX, XX, XX }, | |
850 | { "pop", RMeDX, XX, XX }, | |
851 | { "pop", RMeBX, XX, XX }, | |
852 | { "pop", RMeSP, XX, XX }, | |
853 | { "pop", RMeBP, XX, XX }, | |
854 | { "pop", RMeSI, XX, XX }, | |
855 | { "pop", RMeDI, XX, XX }, | |
856 | /* 60 */ | |
857 | { "pusha", XX, XX, XX }, | |
858 | { "popa", XX, XX, XX }, | |
859 | { "bound", Gv, Ma, XX }, | |
860 | { "arpl", Ew, Gw, XX }, | |
861 | { "(bad)", XX, XX, XX }, /* seg fs */ | |
862 | { "(bad)", XX, XX, XX }, /* seg gs */ | |
863 | { "(bad)", XX, XX, XX }, /* op size prefix */ | |
864 | { "(bad)", XX, XX, XX }, /* adr size prefix */ | |
865 | /* 68 */ | |
866 | { "push", Iv, XX, XX }, /* 386 book wrong */ | |
867 | { "imul", Gv, Ev, Iv }, | |
868 | { "push", sIb, XX, XX }, /* push of byte really pushes 2 or 4 bytes */ | |
869 | { "imul", Gv, Ev, sIb }, | |
870 | { "ins", Yb, indirDX, XX }, | |
871 | { "ins", Yv, indirDX, XX }, | |
872 | { "outs", indirDX, Xb, XX }, | |
873 | { "outs", indirDX, Xv, XX }, | |
874 | /* 70 */ | |
875 | { "jo", Jb, XX, XX }, | |
876 | { "jno", Jb, XX, XX }, | |
877 | { "jb", Jb, XX, XX }, | |
878 | { "jae", Jb, XX, XX }, | |
879 | { "je", Jb, XX, XX }, | |
880 | { "jne", Jb, XX, XX }, | |
881 | { "jbe", Jb, XX, XX }, | |
882 | { "ja", Jb, XX, XX }, | |
883 | /* 78 */ | |
884 | { "js", Jb, XX, XX }, | |
885 | { "jns", Jb, XX, XX }, | |
886 | { "jp", Jb, XX, XX }, | |
887 | { "jnp", Jb, XX, XX }, | |
888 | { "jl", Jb, XX, XX }, | |
889 | { "jge", Jb, XX, XX }, | |
890 | { "jle", Jb, XX, XX }, | |
891 | { "jg", Jb, XX, XX }, | |
892 | /* 80 */ | |
893 | { GRP1b }, | |
894 | { GRP1S }, | |
895 | { "(bad)", XX, XX, XX }, | |
896 | { GRP1Ss }, | |
897 | { "test", Eb, Gb, XX }, | |
898 | { "test", Ev, Gv, XX }, | |
899 | { "xchg", Eb, Gb, XX }, | |
900 | { "xchg", Ev, Gv, XX }, | |
901 | /* 88 */ | |
902 | { "mov", Eb, Gb, XX }, | |
903 | { "mov", Ev, Gv, XX }, | |
904 | { "mov", Gb, Eb, XX }, | |
905 | { "mov", Gv, Ev, XX }, | |
906 | { "mov", Ev, Sw, XX }, | |
907 | { "lea", Gv, M, XX }, | |
908 | { "mov", Sw, Ev, XX }, | |
909 | { "pop", Ev, XX, XX }, | |
910 | /* 90 */ | |
911 | { "nop", XX, XX, XX }, | |
041bd2e0 | 912 | /* FIXME: NOP with REPz prefix is called PAUSE. */ |
52b15da3 JH |
913 | { "xchg", RMeCX, eAX, XX }, |
914 | { "xchg", RMeDX, eAX, XX }, | |
915 | { "xchg", RMeBX, eAX, XX }, | |
916 | { "xchg", RMeSP, eAX, XX }, | |
917 | { "xchg", RMeBP, eAX, XX }, | |
918 | { "xchg", RMeSI, eAX, XX }, | |
919 | { "xchg", RMeDI, eAX, XX }, | |
920 | /* 98 */ | |
921 | { "cW", XX, XX, XX }, /* cwde and cbw */ | |
922 | { "cR", XX, XX, XX }, /* cdq and cwd */ | |
923 | { "lcall", Ap, XX, XX }, | |
924 | { "(bad)", XX, XX, XX }, /* fwait */ | |
925 | { "pushf", XX, XX, XX }, | |
926 | { "popf", XX, XX, XX }, | |
927 | { "sahf", XX, XX, XX }, | |
928 | { "lahf", XX, XX, XX }, | |
929 | /* a0 */ | |
930 | { "mov", AL, Ob, XX }, | |
931 | { "mov", eAX, Ov, XX }, | |
932 | { "mov", Ob, AL, XX }, | |
933 | { "mov", Ov, eAX, XX }, | |
934 | { "movs", Yb, Xb, XX }, | |
935 | { "movs", Yv, Xv, XX }, | |
936 | { "cmps", Xb, Yb, XX }, | |
937 | { "cmps", Xv, Yv, XX }, | |
938 | /* a8 */ | |
939 | { "test", AL, Ib, XX }, | |
940 | { "test", eAX, Iv, XX }, | |
941 | { "stos", Yb, AL, XX }, | |
942 | { "stos", Yv, eAX, XX }, | |
943 | { "lods", AL, Xb, XX }, | |
944 | { "lods", eAX, Xv, XX }, | |
945 | { "scas", AL, Yb, XX }, | |
946 | { "scas", eAX, Yv, XX }, | |
947 | /* b0 */ | |
948 | { "mov", RMAL, Ib, XX }, | |
949 | { "mov", RMCL, Ib, XX }, | |
950 | { "mov", RMDL, Ib, XX }, | |
951 | { "mov", RMBL, Ib, XX }, | |
952 | { "mov", RMAH, Ib, XX }, | |
953 | { "mov", RMCH, Ib, XX }, | |
954 | { "mov", RMDH, Ib, XX }, | |
955 | { "mov", RMBH, Ib, XX }, | |
956 | /* b8 */ | |
957 | { "mov", RMeAX, Iv, XX }, | |
958 | { "mov", RMeCX, Iv, XX }, | |
959 | { "mov", RMeDX, Iv, XX }, | |
960 | { "mov", RMeBX, Iv, XX }, | |
961 | { "mov", RMeSP, Iv, XX }, | |
962 | { "mov", RMeBP, Iv, XX }, | |
963 | { "mov", RMeSI, Iv, XX }, | |
964 | { "mov", RMeDI, Iv, XX }, | |
965 | /* c0 */ | |
966 | { GRP2b }, | |
967 | { GRP2S }, | |
968 | { "ret", Iw, XX, XX }, | |
969 | { "ret", XX, XX, XX }, | |
970 | { "les", Gv, Mp, XX }, | |
971 | { "lds", Gv, Mp, XX }, | |
972 | { "mov", Eb, Ib, XX }, | |
973 | { "mov", Ev, Iv, XX }, | |
974 | /* c8 */ | |
975 | { "enter", Iw, Ib, XX }, | |
976 | { "leave", XX, XX, XX }, | |
977 | { "lret", Iw, XX, XX }, | |
978 | { "lret", XX, XX, XX }, | |
979 | { "int3", XX, XX, XX }, | |
980 | { "int", Ib, XX, XX }, | |
981 | { "into", XX, XX, XX }, | |
982 | { "iret", XX, XX, XX }, | |
983 | /* d0 */ | |
984 | { GRP2b_one }, | |
985 | { GRP2S_one }, | |
986 | { GRP2b_cl }, | |
987 | { GRP2S_cl }, | |
988 | { "aam", sIb, XX, XX }, | |
989 | { "aad", sIb, XX, XX }, | |
990 | { "(bad)", XX, XX, XX }, | |
991 | { "xlat", DSBX, XX, XX }, | |
992 | /* d8 */ | |
993 | { FLOAT }, | |
994 | { FLOAT }, | |
995 | { FLOAT }, | |
996 | { FLOAT }, | |
997 | { FLOAT }, | |
998 | { FLOAT }, | |
999 | { FLOAT }, | |
1000 | { FLOAT }, | |
1001 | /* e0 */ | |
1002 | { "loopne", Jb, XX, XX }, | |
1003 | { "loope", Jb, XX, XX }, | |
1004 | { "loop", Jb, XX, XX }, | |
1005 | { "jEcxz", Jb, XX, XX }, | |
1006 | { "in", AL, Ib, XX }, | |
1007 | { "in", eAX, Ib, XX }, | |
1008 | { "out", Ib, AL, XX }, | |
1009 | { "out", Ib, eAX, XX }, | |
1010 | /* e8 */ | |
1011 | { "call", Jv, XX, XX }, | |
1012 | { "jmp", Jv, XX, XX }, | |
1013 | { "ljmp", Ap, XX, XX }, | |
1014 | { "jmp", Jb, XX, XX }, | |
1015 | { "in", AL, indirDX, XX }, | |
1016 | { "in", eAX, indirDX, XX }, | |
1017 | { "out", indirDX, AL, XX }, | |
1018 | { "out", indirDX, eAX, XX }, | |
1019 | /* f0 */ | |
1020 | { "(bad)", XX, XX, XX }, /* lock prefix */ | |
1021 | { "(bad)", XX, XX, XX }, | |
1022 | { "(bad)", XX, XX, XX }, /* repne */ | |
1023 | { "(bad)", XX, XX, XX }, /* repz */ | |
1024 | { "hlt", XX, XX, XX }, | |
1025 | { "cmc", XX, XX, XX }, | |
1026 | { GRP3b }, | |
1027 | { GRP3S }, | |
1028 | /* f8 */ | |
1029 | { "clc", XX, XX, XX }, | |
1030 | { "stc", XX, XX, XX }, | |
1031 | { "cli", XX, XX, XX }, | |
1032 | { "sti", XX, XX, XX }, | |
1033 | { "cld", XX, XX, XX }, | |
1034 | { "std", XX, XX, XX }, | |
1035 | { GRP4 }, | |
1036 | { GRP5 }, | |
1037 | }; | |
1038 | ||
1039 | /* 64bit mode is having some instruction set differences, so separate table is | |
1040 | needed. */ | |
1041 | static const struct dis386 disx86_64_att[] = { | |
1042 | /* 00 */ | |
1043 | { "addB", Eb, Gb, XX }, | |
1044 | { "addS", Ev, Gv, XX }, | |
1045 | { "addB", Gb, Eb, XX }, | |
1046 | { "addS", Gv, Ev, XX }, | |
1047 | { "addB", AL, Ib, XX }, | |
1048 | { "addS", eAX, Iv, XX }, | |
1049 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1050 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1051 | /* 08 */ | |
1052 | { "orB", Eb, Gb, XX }, | |
1053 | { "orS", Ev, Gv, XX }, | |
1054 | { "orB", Gb, Eb, XX }, | |
1055 | { "orS", Gv, Ev, XX }, | |
1056 | { "orB", AL, Ib, XX }, | |
1057 | { "orS", eAX, Iv, XX }, | |
1058 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1059 | { "(bad)", XX, XX, XX }, /* 0x0f extended opcode escape */ | |
1060 | /* 10 */ | |
1061 | { "adcB", Eb, Gb, XX }, | |
1062 | { "adcS", Ev, Gv, XX }, | |
1063 | { "adcB", Gb, Eb, XX }, | |
1064 | { "adcS", Gv, Ev, XX }, | |
1065 | { "adcB", AL, Ib, XX }, | |
1066 | { "adcS", eAX, Iv, XX }, | |
1067 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1068 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1069 | /* 18 */ | |
1070 | { "sbbB", Eb, Gb, XX }, | |
1071 | { "sbbS", Ev, Gv, XX }, | |
1072 | { "sbbB", Gb, Eb, XX }, | |
1073 | { "sbbS", Gv, Ev, XX }, | |
1074 | { "sbbB", AL, Ib, XX }, | |
1075 | { "sbbS", eAX, Iv, XX }, | |
1076 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1077 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1078 | /* 20 */ | |
1079 | { "andB", Eb, Gb, XX }, | |
1080 | { "andS", Ev, Gv, XX }, | |
1081 | { "andB", Gb, Eb, XX }, | |
1082 | { "andS", Gv, Ev, XX }, | |
1083 | { "andB", AL, Ib, XX }, | |
1084 | { "andS", eAX, Iv, XX }, | |
1085 | { "(bad)", XX, XX, XX }, /* SEG ES prefix */ | |
1086 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1087 | /* 28 */ | |
1088 | { "subB", Eb, Gb, XX }, | |
1089 | { "subS", Ev, Gv, XX }, | |
1090 | { "subB", Gb, Eb, XX }, | |
1091 | { "subS", Gv, Ev, XX }, | |
1092 | { "subB", AL, Ib, XX }, | |
1093 | { "subS", eAX, Iv, XX }, | |
1094 | { "(bad)", XX, XX, XX }, /* SEG CS prefix */ | |
1095 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1096 | /* 30 */ | |
1097 | { "xorB", Eb, Gb, XX }, | |
1098 | { "xorS", Ev, Gv, XX }, | |
1099 | { "xorB", Gb, Eb, XX }, | |
1100 | { "xorS", Gv, Ev, XX }, | |
1101 | { "xorB", AL, Ib, XX }, | |
1102 | { "xorS", eAX, Iv, XX }, | |
1103 | { "(bad)", XX, XX, XX }, /* SEG SS prefix */ | |
1104 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1105 | /* 38 */ | |
1106 | { "cmpB", Eb, Gb, XX }, | |
1107 | { "cmpS", Ev, Gv, XX }, | |
1108 | { "cmpB", Gb, Eb, XX }, | |
1109 | { "cmpS", Gv, Ev, XX }, | |
1110 | { "cmpB", AL, Ib, XX }, | |
1111 | { "cmpS", eAX, Iv, XX }, | |
1112 | { "(bad)", XX, XX, XX }, /* SEG DS prefix */ | |
1113 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1114 | /* 40 */ | |
1115 | { "(bad)", XX, XX, XX }, /* REX prefix area. */ | |
1116 | { "(bad)", XX, XX, XX }, | |
1117 | { "(bad)", XX, XX, XX }, | |
1118 | { "(bad)", XX, XX, XX }, | |
1119 | { "(bad)", XX, XX, XX }, | |
1120 | { "(bad)", XX, XX, XX }, | |
1121 | { "(bad)", XX, XX, XX }, | |
1122 | { "(bad)", XX, XX, XX }, | |
1123 | /* 48 */ | |
1124 | { "(bad)", XX, XX, XX }, | |
1125 | { "(bad)", XX, XX, XX }, | |
1126 | { "(bad)", XX, XX, XX }, | |
1127 | { "(bad)", XX, XX, XX }, | |
1128 | { "(bad)", XX, XX, XX }, | |
1129 | { "(bad)", XX, XX, XX }, | |
1130 | { "(bad)", XX, XX, XX }, | |
1131 | { "(bad)", XX, XX, XX }, | |
1132 | /* 50 */ | |
1133 | { "pushI", RMrAX, XX, XX }, | |
1134 | { "pushI", RMrCX, XX, XX }, | |
1135 | { "pushI", RMrDX, XX, XX }, | |
1136 | { "pushI", RMrBX, XX, XX }, | |
1137 | { "pushI", RMrSP, XX, XX }, | |
1138 | { "pushI", RMrBP, XX, XX }, | |
1139 | { "pushI", RMrSI, XX, XX }, | |
1140 | { "pushI", RMrDI, XX, XX }, | |
1141 | /* 58 */ | |
1142 | { "popI", RMrAX, XX, XX }, | |
1143 | { "popI", RMrCX, XX, XX }, | |
1144 | { "popI", RMrDX, XX, XX }, | |
1145 | { "popI", RMrBX, XX, XX }, | |
1146 | { "popI", RMrSP, XX, XX }, | |
1147 | { "popI", RMrBP, XX, XX }, | |
1148 | { "popI", RMrSI, XX, XX }, | |
1149 | { "popI", RMrDI, XX, XX }, | |
1150 | /* 60 */ | |
1151 | { "(bad)", XX, XX, XX }, /* reserved. */ | |
1152 | { "(bad)", XX, XX, XX }, /* reserved. */ | |
1153 | { "(bad)", XX, XX, XX }, /* reserved. */ | |
1154 | { "movslR", Gv, Ed, XX }, | |
1155 | { "(bad)", XX, XX, XX }, /* seg fs */ | |
1156 | { "(bad)", XX, XX, XX }, /* seg gs */ | |
1157 | { "(bad)", XX, XX, XX }, /* op size prefix */ | |
1158 | { "(bad)", XX, XX, XX }, /* adr size prefix */ | |
1159 | /* 68 */ | |
1160 | { "pushI", Iq, XX, XX }, /* 386 book wrong */ | |
1161 | { "imulS", Gv, Ev, Iv }, | |
1162 | { "pushI", sIb, XX, XX }, /* push of byte really pushes 2 or 4 bytes */ | |
1163 | { "imulS", Gv, Ev, sIb }, | |
1164 | { "insb", Yb, indirDX, XX }, | |
1165 | { "insR", Yv, indirDX, XX }, | |
1166 | { "outsb", indirDX, Xb, XX }, | |
1167 | { "outsR", indirDX, Xv, XX }, | |
1168 | /* 70 */ | |
3ffd33cf AM |
1169 | { "jo", Jb, cond_jump_flag, XX }, |
1170 | { "jno", Jb, cond_jump_flag, XX }, | |
1171 | { "jb", Jb, cond_jump_flag, XX }, | |
1172 | { "jae", Jb, cond_jump_flag, XX }, | |
1173 | { "je", Jb, cond_jump_flag, XX }, | |
1174 | { "jne", Jb, cond_jump_flag, XX }, | |
1175 | { "jbe", Jb, cond_jump_flag, XX }, | |
1176 | { "ja", Jb, cond_jump_flag, XX }, | |
52b15da3 | 1177 | /* 78 */ |
3ffd33cf AM |
1178 | { "js", Jb, cond_jump_flag, XX }, |
1179 | { "jns", Jb, cond_jump_flag, XX }, | |
1180 | { "jp", Jb, cond_jump_flag, XX }, | |
1181 | { "jnp", Jb, cond_jump_flag, XX }, | |
1182 | { "jl", Jb, cond_jump_flag, XX }, | |
1183 | { "jge", Jb, cond_jump_flag, XX }, | |
1184 | { "jle", Jb, cond_jump_flag, XX }, | |
1185 | { "jg", Jb, cond_jump_flag, XX }, | |
52b15da3 JH |
1186 | /* 80 */ |
1187 | { GRP1b }, | |
1188 | { GRP1S }, | |
1189 | { "(bad)", XX, XX, XX }, | |
1190 | { GRP1Ss }, | |
1191 | { "testB", Eb, Gb, XX }, | |
1192 | { "testS", Ev, Gv, XX }, | |
1193 | { "xchgB", Eb, Gb, XX }, | |
1194 | { "xchgS", Ev, Gv, XX }, | |
1195 | /* 88 */ | |
1196 | { "movB", Eb, Gb, XX }, | |
1197 | { "movS", Ev, Gv, XX }, | |
1198 | { "movB", Gb, Eb, XX }, | |
1199 | { "movS", Gv, Ev, XX }, | |
1200 | { "movQ", Ev, Sw, XX }, | |
1201 | { "leaS", Gv, M, XX }, | |
1202 | { "movQ", Sw, Ev, XX }, | |
1203 | { "popI", Ev, XX, XX }, | |
1204 | /* 90 */ | |
1205 | { "nop", XX, XX, XX }, | |
041bd2e0 | 1206 | /* FIXME: NOP with REPz prefix is called PAUSE. */ |
52b15da3 JH |
1207 | { "xchgS", RMeCX, eAX, XX }, |
1208 | { "xchgS", RMeDX, eAX, XX }, | |
1209 | { "xchgS", RMeBX, eAX, XX }, | |
1210 | { "xchgS", RMeSP, eAX, XX }, | |
1211 | { "xchgS", RMeBP, eAX, XX }, | |
1212 | { "xchgS", RMeSI, eAX, XX }, | |
1213 | { "xchgS", RMeDI, eAX, XX }, | |
1214 | /* 98 */ | |
1215 | { "cWtR", XX, XX, XX }, | |
1216 | { "cRtO", XX, XX, XX }, | |
1217 | { "(bad)", XX, XX, XX }, /* reserved. */ | |
1218 | { "(bad)", XX, XX, XX }, /* fwait */ | |
1219 | { "pushfI", XX, XX, XX }, | |
1220 | { "popfI", XX, XX, XX }, | |
1221 | { "(bad)", XX, XX, XX }, /* reserved. */ | |
1222 | { "(bad)", XX, XX, XX }, /* reserved. */ | |
1223 | /* a0 */ | |
1224 | { "movB", AL, Ob64, XX }, | |
1225 | { "movS", eAX, Ov64, XX }, | |
1226 | { "movB", Ob64, AL, XX }, | |
1227 | { "movS", Ov64, eAX, XX }, | |
1228 | { "movsb", Yb, Xb, XX }, | |
1229 | { "movsR", Yv, Xv, XX }, | |
1230 | { "cmpsb", Xb, Yb, XX }, | |
1231 | { "cmpsR", Xv, Yv, XX }, | |
1232 | /* a8 */ | |
1233 | { "testB", AL, Ib, XX }, | |
1234 | { "testS", eAX, Iv, XX }, | |
1235 | { "stosB", Yb, AL, XX }, | |
1236 | { "stosS", Yv, eAX, XX }, | |
1237 | { "lodsB", AL, Xb, XX }, | |
1238 | { "lodsS", eAX, Xv, XX }, | |
1239 | { "scasB", AL, Yb, XX }, | |
1240 | { "scasS", eAX, Yv, XX }, | |
1241 | /* b0 */ | |
1242 | { "movB", RMAL, Ib, XX }, | |
1243 | { "movB", RMCL, Ib, XX }, | |
1244 | { "movB", RMDL, Ib, XX }, | |
1245 | { "movB", RMBL, Ib, XX }, | |
1246 | { "movB", RMAH, Ib, XX }, | |
1247 | { "movB", RMCH, Ib, XX }, | |
1248 | { "movB", RMDH, Ib, XX }, | |
1249 | { "movB", RMBH, Ib, XX }, | |
1250 | /* b8 */ | |
1251 | { "movS", RMeAX, Iv64, XX }, | |
1252 | { "movS", RMeCX, Iv64, XX }, | |
1253 | { "movS", RMeDX, Iv64, XX }, | |
1254 | { "movS", RMeBX, Iv64, XX }, | |
1255 | { "movS", RMeSP, Iv64, XX }, | |
1256 | { "movS", RMeBP, Iv64, XX }, | |
1257 | { "movS", RMeSI, Iv64, XX }, | |
1258 | { "movS", RMeDI, Iv64, XX }, | |
1259 | /* c0 */ | |
1260 | { GRP2b }, | |
1261 | { GRP2S }, | |
1262 | { "retI", Iw, XX, XX }, | |
1263 | { "retI", XX, XX, XX }, | |
1264 | { "(bad)", XX, XX, XX }, /* reserved. */ | |
1265 | { "ldsS", Gv, Mp, XX }, | |
1266 | { "movA", Eb, Ib, XX }, | |
1267 | { "movQ", Ev, Iv, XX }, | |
1268 | /* c8 */ | |
1269 | { "enterI", Iw, Ib, XX }, | |
1270 | { "leaveI", XX, XX, XX }, | |
e2914f48 JH |
1271 | { "lretP", Iw, XX, XX }, |
1272 | { "lretP", XX, XX, XX }, | |
57d91c3c ILT |
1273 | { "int3", XX, XX, XX }, |
1274 | { "int", Ib, XX, XX }, | |
52b15da3 | 1275 | { "(bad)", XX, XX, XX }, /* reserved. */ |
e2914f48 | 1276 | { "iretP", XX, XX, XX }, |
252b5132 RH |
1277 | /* d0 */ |
1278 | { GRP2b_one }, | |
1279 | { GRP2S_one }, | |
1280 | { GRP2b_cl }, | |
1281 | { GRP2S_cl }, | |
52b15da3 JH |
1282 | { "(bad)", XX, XX, XX }, /* reserved. */ |
1283 | { "(bad)", XX, XX, XX }, /* reserved. */ | |
041bd2e0 | 1284 | { "(bad)", XX, XX, XX }, /* reserved. */ |
57d91c3c | 1285 | { "xlat", DSBX, XX, XX }, |
252b5132 RH |
1286 | /* d8 */ |
1287 | { FLOAT }, | |
1288 | { FLOAT }, | |
1289 | { FLOAT }, | |
1290 | { FLOAT }, | |
1291 | { FLOAT }, | |
1292 | { FLOAT }, | |
1293 | { FLOAT }, | |
1294 | { FLOAT }, | |
1295 | /* e0 */ | |
3ffd33cf AM |
1296 | { "loopneF", Jb, loop_jcxz_flag, XX }, |
1297 | { "loopeF", Jb, loop_jcxz_flag, XX }, | |
1298 | { "loopF", Jb, loop_jcxz_flag, XX }, | |
1299 | { "jEcxz", Jb, loop_jcxz_flag, XX }, | |
57d91c3c ILT |
1300 | { "inB", AL, Ib, XX }, |
1301 | { "inS", eAX, Ib, XX }, | |
1302 | { "outB", Ib, AL, XX }, | |
1303 | { "outS", Ib, eAX, XX }, | |
252b5132 | 1304 | /* e8 */ |
52b15da3 JH |
1305 | { "callI", Jv, XX, XX }, |
1306 | { "jmpI", Jv, XX, XX }, | |
1307 | { "(bad)", XX, XX, XX }, /* reserved. */ | |
57d91c3c ILT |
1308 | { "jmp", Jb, XX, XX }, |
1309 | { "inB", AL, indirDX, XX }, | |
1310 | { "inS", eAX, indirDX, XX }, | |
1311 | { "outB", indirDX, AL, XX }, | |
1312 | { "outS", indirDX, eAX, XX }, | |
252b5132 | 1313 | /* f0 */ |
57d91c3c ILT |
1314 | { "(bad)", XX, XX, XX }, /* lock prefix */ |
1315 | { "(bad)", XX, XX, XX }, | |
1316 | { "(bad)", XX, XX, XX }, /* repne */ | |
1317 | { "(bad)", XX, XX, XX }, /* repz */ | |
1318 | { "hlt", XX, XX, XX }, | |
1319 | { "cmc", XX, XX, XX }, | |
252b5132 RH |
1320 | { GRP3b }, |
1321 | { GRP3S }, | |
1322 | /* f8 */ | |
57d91c3c ILT |
1323 | { "clc", XX, XX, XX }, |
1324 | { "stc", XX, XX, XX }, | |
1325 | { "cli", XX, XX, XX }, | |
1326 | { "sti", XX, XX, XX }, | |
1327 | { "cld", XX, XX, XX }, | |
1328 | { "std", XX, XX, XX }, | |
252b5132 RH |
1329 | { GRP4 }, |
1330 | { GRP5 }, | |
1331 | }; | |
1332 | ||
52b15da3 | 1333 | static const struct dis386 dis386_64_intel[] = { |
252b5132 | 1334 | /* 00 */ |
57d91c3c ILT |
1335 | { "add", Eb, Gb, XX }, |
1336 | { "add", Ev, Gv, XX }, | |
1337 | { "add", Gb, Eb, XX }, | |
1338 | { "add", Gv, Ev, XX }, | |
1339 | { "add", AL, Ib, XX }, | |
1340 | { "add", eAX, Iv, XX }, | |
52b15da3 JH |
1341 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
1342 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
252b5132 | 1343 | /* 08 */ |
57d91c3c ILT |
1344 | { "or", Eb, Gb, XX }, |
1345 | { "or", Ev, Gv, XX }, | |
1346 | { "or", Gb, Eb, XX }, | |
1347 | { "or", Gv, Ev, XX }, | |
1348 | { "or", AL, Ib, XX }, | |
1349 | { "or", eAX, Iv, XX }, | |
52b15da3 | 1350 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
57d91c3c | 1351 | { "(bad)", XX, XX, XX }, /* 0x0f extended opcode escape */ |
252b5132 | 1352 | /* 10 */ |
57d91c3c ILT |
1353 | { "adc", Eb, Gb, XX }, |
1354 | { "adc", Ev, Gv, XX }, | |
1355 | { "adc", Gb, Eb, XX }, | |
1356 | { "adc", Gv, Ev, XX }, | |
1357 | { "adc", AL, Ib, XX }, | |
1358 | { "adc", eAX, Iv, XX }, | |
52b15da3 JH |
1359 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
1360 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
252b5132 | 1361 | /* 18 */ |
57d91c3c ILT |
1362 | { "sbb", Eb, Gb, XX }, |
1363 | { "sbb", Ev, Gv, XX }, | |
1364 | { "sbb", Gb, Eb, XX }, | |
1365 | { "sbb", Gv, Ev, XX }, | |
1366 | { "sbb", AL, Ib, XX }, | |
1367 | { "sbb", eAX, Iv, XX }, | |
52b15da3 JH |
1368 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
1369 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
252b5132 | 1370 | /* 20 */ |
57d91c3c ILT |
1371 | { "and", Eb, Gb, XX }, |
1372 | { "and", Ev, Gv, XX }, | |
1373 | { "and", Gb, Eb, XX }, | |
1374 | { "and", Gv, Ev, XX }, | |
1375 | { "and", AL, Ib, XX }, | |
1376 | { "and", eAX, Iv, XX }, | |
1377 | { "(bad)", XX, XX, XX }, /* SEG ES prefix */ | |
52b15da3 | 1378 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
252b5132 | 1379 | /* 28 */ |
57d91c3c ILT |
1380 | { "sub", Eb, Gb, XX }, |
1381 | { "sub", Ev, Gv, XX }, | |
1382 | { "sub", Gb, Eb, XX }, | |
1383 | { "sub", Gv, Ev, XX }, | |
1384 | { "sub", AL, Ib, XX }, | |
1385 | { "sub", eAX, Iv, XX }, | |
1386 | { "(bad)", XX, XX, XX }, /* SEG CS prefix */ | |
52b15da3 | 1387 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
252b5132 | 1388 | /* 30 */ |
57d91c3c ILT |
1389 | { "xor", Eb, Gb, XX }, |
1390 | { "xor", Ev, Gv, XX }, | |
1391 | { "xor", Gb, Eb, XX }, | |
1392 | { "xor", Gv, Ev, XX }, | |
1393 | { "xor", AL, Ib, XX }, | |
1394 | { "xor", eAX, Iv, XX }, | |
1395 | { "(bad)", XX, XX, XX }, /* SEG SS prefix */ | |
52b15da3 | 1396 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
252b5132 | 1397 | /* 38 */ |
57d91c3c ILT |
1398 | { "cmp", Eb, Gb, XX }, |
1399 | { "cmp", Ev, Gv, XX }, | |
1400 | { "cmp", Gb, Eb, XX }, | |
1401 | { "cmp", Gv, Ev, XX }, | |
1402 | { "cmp", AL, Ib, XX }, | |
1403 | { "cmp", eAX, Iv, XX }, | |
1404 | { "(bad)", XX, XX, XX }, /* SEG DS prefix */ | |
52b15da3 | 1405 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
252b5132 | 1406 | /* 40 */ |
52b15da3 JH |
1407 | { "(bad)", XX, XX, XX }, /* REX prefix area. */ |
1408 | { "(bad)", XX, XX, XX }, | |
1409 | { "(bad)", XX, XX, XX }, | |
1410 | { "(bad)", XX, XX, XX }, | |
1411 | { "(bad)", XX, XX, XX }, | |
1412 | { "(bad)", XX, XX, XX }, | |
1413 | { "(bad)", XX, XX, XX }, | |
1414 | { "(bad)", XX, XX, XX }, | |
252b5132 | 1415 | /* 48 */ |
52b15da3 JH |
1416 | { "(bad)", XX, XX, XX }, |
1417 | { "(bad)", XX, XX, XX }, | |
1418 | { "(bad)", XX, XX, XX }, | |
1419 | { "(bad)", XX, XX, XX }, | |
1420 | { "(bad)", XX, XX, XX }, | |
1421 | { "(bad)", XX, XX, XX }, | |
1422 | { "(bad)", XX, XX, XX }, | |
1423 | { "(bad)", XX, XX, XX }, | |
252b5132 | 1424 | /* 50 */ |
52b15da3 JH |
1425 | { "push", RMrAX, XX, XX }, |
1426 | { "push", RMrCX, XX, XX }, | |
1427 | { "push", RMrDX, XX, XX }, | |
1428 | { "push", RMrBX, XX, XX }, | |
1429 | { "push", RMrSP, XX, XX }, | |
1430 | { "push", RMrBP, XX, XX }, | |
1431 | { "push", RMrSI, XX, XX }, | |
1432 | { "push", RMrDI, XX, XX }, | |
252b5132 | 1433 | /* 58 */ |
52b15da3 JH |
1434 | { "pop", RMrAX, XX, XX }, |
1435 | { "pop", RMrCX, XX, XX }, | |
1436 | { "pop", RMrDX, XX, XX }, | |
1437 | { "pop", RMrBX, XX, XX }, | |
1438 | { "pop", RMrSP, XX, XX }, | |
1439 | { "pop", RMrBP, XX, XX }, | |
1440 | { "pop", RMrSI, XX, XX }, | |
1441 | { "pop", RMrDI, XX, XX }, | |
252b5132 | 1442 | /* 60 */ |
52b15da3 JH |
1443 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
1444 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1445 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
1446 | { "movsx", Gv, Ed, XX }, | |
57d91c3c ILT |
1447 | { "(bad)", XX, XX, XX }, /* seg fs */ |
1448 | { "(bad)", XX, XX, XX }, /* seg gs */ | |
1449 | { "(bad)", XX, XX, XX }, /* op size prefix */ | |
1450 | { "(bad)", XX, XX, XX }, /* adr size prefix */ | |
252b5132 | 1451 | /* 68 */ |
52b15da3 | 1452 | { "push", Iq, XX, XX }, /* 386 book wrong */ |
c608c12e | 1453 | { "imul", Gv, Ev, Iv }, |
57d91c3c | 1454 | { "push", sIb, XX, XX }, /* push of byte really pushes 2 or 4 bytes */ |
c608c12e | 1455 | { "imul", Gv, Ev, sIb }, |
57d91c3c ILT |
1456 | { "ins", Yb, indirDX, XX }, |
1457 | { "ins", Yv, indirDX, XX }, | |
1458 | { "outs", indirDX, Xb, XX }, | |
1459 | { "outs", indirDX, Xv, XX }, | |
252b5132 | 1460 | /* 70 */ |
57d91c3c ILT |
1461 | { "jo", Jb, XX, XX }, |
1462 | { "jno", Jb, XX, XX }, | |
1463 | { "jb", Jb, XX, XX }, | |
1464 | { "jae", Jb, XX, XX }, | |
1465 | { "je", Jb, XX, XX }, | |
1466 | { "jne", Jb, XX, XX }, | |
1467 | { "jbe", Jb, XX, XX }, | |
1468 | { "ja", Jb, XX, XX }, | |
252b5132 | 1469 | /* 78 */ |
57d91c3c ILT |
1470 | { "js", Jb, XX, XX }, |
1471 | { "jns", Jb, XX, XX }, | |
1472 | { "jp", Jb, XX, XX }, | |
1473 | { "jnp", Jb, XX, XX }, | |
1474 | { "jl", Jb, XX, XX }, | |
1475 | { "jge", Jb, XX, XX }, | |
1476 | { "jle", Jb, XX, XX }, | |
1477 | { "jg", Jb, XX, XX }, | |
252b5132 RH |
1478 | /* 80 */ |
1479 | { GRP1b }, | |
1480 | { GRP1S }, | |
57d91c3c | 1481 | { "(bad)", XX, XX, XX }, |
252b5132 | 1482 | { GRP1Ss }, |
57d91c3c ILT |
1483 | { "test", Eb, Gb, XX }, |
1484 | { "test", Ev, Gv, XX }, | |
1485 | { "xchg", Eb, Gb, XX }, | |
1486 | { "xchg", Ev, Gv, XX }, | |
252b5132 | 1487 | /* 88 */ |
57d91c3c ILT |
1488 | { "mov", Eb, Gb, XX }, |
1489 | { "mov", Ev, Gv, XX }, | |
1490 | { "mov", Gb, Eb, XX }, | |
1491 | { "mov", Gv, Ev, XX }, | |
1492 | { "mov", Ev, Sw, XX }, | |
1493 | { "lea", Gv, M, XX }, | |
1494 | { "mov", Sw, Ev, XX }, | |
1495 | { "pop", Ev, XX, XX }, | |
252b5132 | 1496 | /* 90 */ |
57d91c3c | 1497 | { "nop", XX, XX, XX }, |
041bd2e0 | 1498 | /* FIXME: NOP with REPz prefix is called PAUSE. */ |
52b15da3 JH |
1499 | { "xchg", RMeCX, eAX, XX }, |
1500 | { "xchg", RMeDX, eAX, XX }, | |
1501 | { "xchg", RMeBX, eAX, XX }, | |
1502 | { "xchg", RMeSP, eAX, XX }, | |
1503 | { "xchg", RMeBP, eAX, XX }, | |
1504 | { "xchg", RMeSI, eAX, XX }, | |
1505 | { "xchg", RMeDI, eAX, XX }, | |
252b5132 | 1506 | /* 98 */ |
57d91c3c ILT |
1507 | { "cW", XX, XX, XX }, /* cwde and cbw */ |
1508 | { "cR", XX, XX, XX }, /* cdq and cwd */ | |
52b15da3 | 1509 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
57d91c3c ILT |
1510 | { "(bad)", XX, XX, XX }, /* fwait */ |
1511 | { "pushf", XX, XX, XX }, | |
1512 | { "popf", XX, XX, XX }, | |
52b15da3 JH |
1513 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
1514 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
252b5132 | 1515 | /* a0 */ |
57d91c3c ILT |
1516 | { "mov", AL, Ob, XX }, |
1517 | { "mov", eAX, Ov, XX }, | |
1518 | { "mov", Ob, AL, XX }, | |
1519 | { "mov", Ov, eAX, XX }, | |
1520 | { "movs", Yb, Xb, XX }, | |
1521 | { "movs", Yv, Xv, XX }, | |
1522 | { "cmps", Xb, Yb, XX }, | |
1523 | { "cmps", Xv, Yv, XX }, | |
252b5132 | 1524 | /* a8 */ |
57d91c3c ILT |
1525 | { "test", AL, Ib, XX }, |
1526 | { "test", eAX, Iv, XX }, | |
1527 | { "stos", Yb, AL, XX }, | |
1528 | { "stos", Yv, eAX, XX }, | |
1529 | { "lods", AL, Xb, XX }, | |
1530 | { "lods", eAX, Xv, XX }, | |
1531 | { "scas", AL, Yb, XX }, | |
1532 | { "scas", eAX, Yv, XX }, | |
252b5132 | 1533 | /* b0 */ |
52b15da3 JH |
1534 | { "mov", RMAL, Ib, XX }, |
1535 | { "mov", RMCL, Ib, XX }, | |
1536 | { "mov", RMDL, Ib, XX }, | |
1537 | { "mov", RMBL, Ib, XX }, | |
1538 | { "mov", RMAH, Ib, XX }, | |
1539 | { "mov", RMCH, Ib, XX }, | |
1540 | { "mov", RMDH, Ib, XX }, | |
1541 | { "mov", RMBH, Ib, XX }, | |
252b5132 | 1542 | /* b8 */ |
52b15da3 JH |
1543 | { "mov", RMeAX, Iv, XX }, |
1544 | { "mov", RMeCX, Iv, XX }, | |
1545 | { "mov", RMeDX, Iv, XX }, | |
1546 | { "mov", RMeBX, Iv, XX }, | |
1547 | { "mov", RMeSP, Iv, XX }, | |
1548 | { "mov", RMeBP, Iv, XX }, | |
1549 | { "mov", RMeSI, Iv, XX }, | |
1550 | { "mov", RMeDI, Iv, XX }, | |
252b5132 RH |
1551 | /* c0 */ |
1552 | { GRP2b }, | |
1553 | { GRP2S }, | |
57d91c3c ILT |
1554 | { "ret", Iw, XX, XX }, |
1555 | { "ret", XX, XX, XX }, | |
52b15da3 | 1556 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
57d91c3c ILT |
1557 | { "lds", Gv, Mp, XX }, |
1558 | { "mov", Eb, Ib, XX }, | |
1559 | { "mov", Ev, Iv, XX }, | |
252b5132 | 1560 | /* c8 */ |
57d91c3c ILT |
1561 | { "enter", Iw, Ib, XX }, |
1562 | { "leave", XX, XX, XX }, | |
1563 | { "lret", Iw, XX, XX }, | |
1564 | { "lret", XX, XX, XX }, | |
1565 | { "int3", XX, XX, XX }, | |
1566 | { "int", Ib, XX, XX }, | |
52b15da3 | 1567 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
57d91c3c | 1568 | { "iret", XX, XX, XX }, |
252b5132 RH |
1569 | /* d0 */ |
1570 | { GRP2b_one }, | |
1571 | { GRP2S_one }, | |
1572 | { GRP2b_cl }, | |
1573 | { GRP2S_cl }, | |
52b15da3 JH |
1574 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
1575 | { "(bad)", XX, XX, XX }, /* Reserved. */ | |
041bd2e0 | 1576 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
57d91c3c | 1577 | { "xlat", DSBX, XX, XX }, |
252b5132 RH |
1578 | /* d8 */ |
1579 | { FLOAT }, | |
1580 | { FLOAT }, | |
1581 | { FLOAT }, | |
1582 | { FLOAT }, | |
1583 | { FLOAT }, | |
1584 | { FLOAT }, | |
1585 | { FLOAT }, | |
1586 | { FLOAT }, | |
1587 | /* e0 */ | |
57d91c3c ILT |
1588 | { "loopne", Jb, XX, XX }, |
1589 | { "loope", Jb, XX, XX }, | |
1590 | { "loop", Jb, XX, XX }, | |
1591 | { "jEcxz", Jb, XX, XX }, | |
1592 | { "in", AL, Ib, XX }, | |
1593 | { "in", eAX, Ib, XX }, | |
1594 | { "out", Ib, AL, XX }, | |
1595 | { "out", Ib, eAX, XX }, | |
252b5132 | 1596 | /* e8 */ |
57d91c3c ILT |
1597 | { "call", Jv, XX, XX }, |
1598 | { "jmp", Jv, XX, XX }, | |
52b15da3 | 1599 | { "(bad)", XX, XX, XX }, /* Reserved. */ |
57d91c3c ILT |
1600 | { "jmp", Jb, XX, XX }, |
1601 | { "in", AL, indirDX, XX }, | |
1602 | { "in", eAX, indirDX, XX }, | |
1603 | { "out", indirDX, AL, XX }, | |
1604 | { "out", indirDX, eAX, XX }, | |
252b5132 | 1605 | /* f0 */ |
57d91c3c ILT |
1606 | { "(bad)", XX, XX, XX }, /* lock prefix */ |
1607 | { "(bad)", XX, XX, XX }, | |
1608 | { "(bad)", XX, XX, XX }, /* repne */ | |
1609 | { "(bad)", XX, XX, XX }, /* repz */ | |
1610 | { "hlt", XX, XX, XX }, | |
1611 | { "cmc", XX, XX, XX }, | |
252b5132 RH |
1612 | { GRP3b }, |
1613 | { GRP3S }, | |
1614 | /* f8 */ | |
57d91c3c ILT |
1615 | { "clc", XX, XX, XX }, |
1616 | { "stc", XX, XX, XX }, | |
1617 | { "cli", XX, XX, XX }, | |
1618 | { "sti", XX, XX, XX }, | |
1619 | { "cld", XX, XX, XX }, | |
1620 | { "std", XX, XX, XX }, | |
252b5132 RH |
1621 | { GRP4 }, |
1622 | { GRP5 }, | |
1623 | }; | |
1624 | ||
2da11e11 | 1625 | static const struct dis386 dis386_twobyte_att[] = { |
252b5132 RH |
1626 | /* 00 */ |
1627 | { GRP6 }, | |
1628 | { GRP7 }, | |
57d91c3c ILT |
1629 | { "larS", Gv, Ew, XX }, |
1630 | { "lslS", Gv, Ew, XX }, | |
1631 | { "(bad)", XX, XX, XX }, | |
52b15da3 | 1632 | { "syscall", XX, XX, XX }, |
57d91c3c | 1633 | { "clts", XX, XX, XX }, |
52b15da3 | 1634 | { "sysretP", XX, XX, XX }, |
252b5132 | 1635 | /* 08 */ |
57d91c3c ILT |
1636 | { "invd", XX, XX, XX }, |
1637 | { "wbinvd", XX, XX, XX }, | |
1638 | { "(bad)", XX, XX, XX }, | |
1639 | { "ud2a", XX, XX, XX }, | |
1640 | { "(bad)", XX, XX, XX }, | |
c608c12e | 1641 | { GRPAMD }, |
57d91c3c | 1642 | { "femms", XX, XX, XX }, |
252b5132 RH |
1643 | { "", MX, EM, OPSUF }, /* See OP_3DNowSuffix */ |
1644 | /* 10 */ | |
c608c12e AM |
1645 | { PREGRP8 }, |
1646 | { PREGRP9 }, | |
041bd2e0 JH |
1647 | { "movlpX", XM, EX, SIMD_Fixup, 'h' }, /* really only 2 operands */ |
1648 | { "movlpX", EX, XM, SIMD_Fixup, 'h' }, | |
1649 | { "unpcklpX", XM, EX, XX }, | |
1650 | { "unpckhpX", XM, EX, XX }, | |
1651 | { "movhpX", XM, EX, SIMD_Fixup, 'l' }, | |
1652 | { "movhpX", EX, XM, SIMD_Fixup, 'l' }, | |
252b5132 | 1653 | /* 18 */ |
c608c12e | 1654 | { GRP14 }, |
57d91c3c ILT |
1655 | { "(bad)", XX, XX, XX }, |
1656 | { "(bad)", XX, XX, XX }, | |
1657 | { "(bad)", XX, XX, XX }, | |
1658 | { "(bad)", XX, XX, XX }, | |
1659 | { "(bad)", XX, XX, XX }, | |
1660 | { "(bad)", XX, XX, XX }, | |
1661 | { "(bad)", XX, XX, XX }, | |
252b5132 RH |
1662 | /* 20 */ |
1663 | /* these are all backward in appendix A of the intel book */ | |
52b15da3 JH |
1664 | { "movL", Rm, Cm, XX }, |
1665 | { "movL", Rm, Dm, XX }, | |
1666 | { "movL", Cm, Rm, XX }, | |
1667 | { "movL", Dm, Rm, XX }, | |
57d91c3c ILT |
1668 | { "movL", Rd, Td, XX }, |
1669 | { "(bad)", XX, XX, XX }, | |
1670 | { "movL", Td, Rd, XX }, | |
1671 | { "(bad)", XX, XX, XX }, | |
252b5132 | 1672 | /* 28 */ |
041bd2e0 JH |
1673 | { "movapX", XM, EX, XX }, |
1674 | { "movapX", EX, XM, XX }, | |
c608c12e | 1675 | { PREGRP2 }, |
041bd2e0 | 1676 | { "movntpX", Ev, XM, XX }, |
2da11e11 | 1677 | { PREGRP4 }, |
c608c12e | 1678 | { PREGRP3 }, |
041bd2e0 JH |
1679 | { "ucomisX", XM,EX, XX }, |
1680 | { "comisX", XM,EX, XX }, | |
252b5132 | 1681 | /* 30 */ |
57d91c3c ILT |
1682 | { "wrmsr", XX, XX, XX }, |
1683 | { "rdtsc", XX, XX, XX }, | |
1684 | { "rdmsr", XX, XX, XX }, | |
1685 | { "rdpmc", XX, XX, XX }, | |
1686 | { "sysenter", XX, XX, XX }, | |
1687 | { "sysexit", XX, XX, XX }, | |
1688 | { "(bad)", XX, XX, XX }, | |
1689 | { "(bad)", XX, XX, XX }, | |
252b5132 | 1690 | /* 38 */ |
57d91c3c ILT |
1691 | { "(bad)", XX, XX, XX }, |
1692 | { "(bad)", XX, XX, XX }, | |
1693 | { "(bad)", XX, XX, XX }, | |
1694 | { "(bad)", XX, XX, XX }, | |
1695 | { "(bad)", XX, XX, XX }, | |
1696 | { "(bad)", XX, XX, XX }, | |
1697 | { "(bad)", XX, XX, XX }, | |
1698 | { "(bad)", XX, XX, XX }, | |
252b5132 | 1699 | /* 40 */ |
57d91c3c ILT |
1700 | { "cmovo", Gv, Ev, XX }, |
1701 | { "cmovno", Gv, Ev, XX }, | |
1702 | { "cmovb", Gv, Ev, XX }, | |
1703 | { "cmovae", Gv, Ev, XX }, | |
1704 | { "cmove", Gv, Ev, XX }, | |
1705 | { "cmovne", Gv, Ev, XX }, | |
1706 | { "cmovbe", Gv, Ev, XX }, | |
1707 | { "cmova", Gv, Ev, XX }, | |
252b5132 | 1708 | /* 48 */ |
57d91c3c ILT |
1709 | { "cmovs", Gv, Ev, XX }, |
1710 | { "cmovns", Gv, Ev, XX }, | |
1711 | { "cmovp", Gv, Ev, XX }, | |
1712 | { "cmovnp", Gv, Ev, XX }, | |
1713 | { "cmovl", Gv, Ev, XX }, | |
1714 | { "cmovge", Gv, Ev, XX }, | |
1715 | { "cmovle", Gv, Ev, XX }, | |
1716 | { "cmovg", Gv, Ev, XX }, | |
252b5132 | 1717 | /* 50 */ |
992aaec9 | 1718 | { "movmskpX", Gd, XS, XX }, |
c608c12e AM |
1719 | { PREGRP13 }, |
1720 | { PREGRP12 }, | |
1721 | { PREGRP11 }, | |
041bd2e0 JH |
1722 | { "andpX", XM, EX, XX }, |
1723 | { "andnpX", XM, EX, XX }, | |
1724 | { "orpX", XM, EX, XX }, | |
1725 | { "xorpX", XM, EX, XX }, | |
252b5132 | 1726 | /* 58 */ |
c608c12e AM |
1727 | { PREGRP0 }, |
1728 | { PREGRP10 }, | |
041bd2e0 JH |
1729 | { PREGRP17 }, |
1730 | { PREGRP16 }, | |
c608c12e AM |
1731 | { PREGRP14 }, |
1732 | { PREGRP7 }, | |
1733 | { PREGRP5 }, | |
2da11e11 | 1734 | { PREGRP6 }, |
252b5132 | 1735 | /* 60 */ |
57d91c3c ILT |
1736 | { "punpcklbw", MX, EM, XX }, |
1737 | { "punpcklwd", MX, EM, XX }, | |
1738 | { "punpckldq", MX, EM, XX }, | |
1739 | { "packsswb", MX, EM, XX }, | |
1740 | { "pcmpgtb", MX, EM, XX }, | |
1741 | { "pcmpgtw", MX, EM, XX }, | |
1742 | { "pcmpgtd", MX, EM, XX }, | |
1743 | { "packuswb", MX, EM, XX }, | |
252b5132 | 1744 | /* 68 */ |
57d91c3c ILT |
1745 | { "punpckhbw", MX, EM, XX }, |
1746 | { "punpckhwd", MX, EM, XX }, | |
1747 | { "punpckhdq", MX, EM, XX }, | |
1748 | { "packssdw", MX, EM, XX }, | |
0f17484f | 1749 | { PREGRP26 }, |
041bd2e0 | 1750 | { PREGRP24 }, |
57d91c3c | 1751 | { "movd", MX, Ed, XX }, |
041bd2e0 | 1752 | { PREGRP19 }, |
252b5132 | 1753 | /* 70 */ |
041bd2e0 | 1754 | { PREGRP22 }, |
252b5132 RH |
1755 | { GRP10 }, |
1756 | { GRP11 }, | |
1757 | { GRP12 }, | |
57d91c3c ILT |
1758 | { "pcmpeqb", MX, EM, XX }, |
1759 | { "pcmpeqw", MX, EM, XX }, | |
1760 | { "pcmpeqd", MX, EM, XX }, | |
1761 | { "emms", XX, XX, XX }, | |
252b5132 | 1762 | /* 78 */ |
57d91c3c ILT |
1763 | { "(bad)", XX, XX, XX }, |
1764 | { "(bad)", XX, XX, XX }, | |
1765 | { "(bad)", XX, XX, XX }, | |
1766 | { "(bad)", XX, XX, XX }, | |
1767 | { "(bad)", XX, XX, XX }, | |
1768 | { "(bad)", XX, XX, XX }, | |
041bd2e0 JH |
1769 | { PREGRP23 }, |
1770 | { PREGRP20 }, | |
252b5132 | 1771 | /* 80 */ |
3ffd33cf AM |
1772 | { "jo", Jv, cond_jump_flag, XX }, |
1773 | { "jno", Jv, cond_jump_flag, XX }, | |
1774 | { "jb", Jv, cond_jump_flag, XX }, | |
1775 | { "jae", Jv, cond_jump_flag, XX }, | |
1776 | { "je", Jv, cond_jump_flag, XX }, | |
1777 | { "jne", Jv, cond_jump_flag, XX }, | |
1778 | { "jbe", Jv, cond_jump_flag, XX }, | |
1779 | { "ja", Jv, cond_jump_flag, XX }, | |
252b5132 | 1780 | /* 88 */ |
3ffd33cf AM |
1781 | { "js", Jv, cond_jump_flag, XX }, |
1782 | { "jns", Jv, cond_jump_flag, XX }, | |
1783 | { "jp", Jv, cond_jump_flag, XX }, | |
1784 | { "jnp", Jv, cond_jump_flag, XX }, | |
1785 | { "jl", Jv, cond_jump_flag, XX }, | |
1786 | { "jge", Jv, cond_jump_flag, XX }, | |
1787 | { "jle", Jv, cond_jump_flag, XX }, | |
1788 | { "jg", Jv, cond_jump_flag, XX }, | |
252b5132 | 1789 | /* 90 */ |
57d91c3c ILT |
1790 | { "seto", Eb, XX, XX }, |
1791 | { "setno", Eb, XX, XX }, | |
1792 | { "setb", Eb, XX, XX }, | |
1793 | { "setae", Eb, XX, XX }, | |
1794 | { "sete", Eb, XX, XX }, | |
1795 | { "setne", Eb, XX, XX }, | |
1796 | { "setbe", Eb, XX, XX }, | |
1797 | { "seta", Eb, XX, XX }, | |
252b5132 | 1798 | /* 98 */ |
57d91c3c ILT |
1799 | { "sets", Eb, XX, XX }, |
1800 | { "setns", Eb, XX, XX }, | |
1801 | { "setp", Eb, XX, XX }, | |
1802 | { "setnp", Eb, XX, XX }, | |
1803 | { "setl", Eb, XX, XX }, | |
1804 | { "setge", Eb, XX, XX }, | |
1805 | { "setle", Eb, XX, XX }, | |
1806 | { "setg", Eb, XX, XX }, | |
252b5132 | 1807 | /* a0 */ |
52b15da3 JH |
1808 | { "pushI", fs, XX, XX }, |
1809 | { "popI", fs, XX, XX }, | |
57d91c3c ILT |
1810 | { "cpuid", XX, XX, XX }, |
1811 | { "btS", Ev, Gv, XX }, | |
252b5132 RH |
1812 | { "shldS", Ev, Gv, Ib }, |
1813 | { "shldS", Ev, Gv, CL }, | |
57d91c3c ILT |
1814 | { "(bad)", XX, XX, XX }, |
1815 | { "(bad)", XX, XX, XX }, | |
252b5132 | 1816 | /* a8 */ |
52b15da3 JH |
1817 | { "pushI", gs, XX, XX }, |
1818 | { "popI", gs, XX, XX }, | |
57d91c3c ILT |
1819 | { "rsm", XX, XX, XX }, |
1820 | { "btsS", Ev, Gv, XX }, | |
252b5132 RH |
1821 | { "shrdS", Ev, Gv, Ib }, |
1822 | { "shrdS", Ev, Gv, CL }, | |
1823 | { GRP13 }, | |
57d91c3c | 1824 | { "imulS", Gv, Ev, XX }, |
252b5132 | 1825 | /* b0 */ |
57d91c3c ILT |
1826 | { "cmpxchgB", Eb, Gb, XX }, |
1827 | { "cmpxchgS", Ev, Gv, XX }, | |
1828 | { "lssS", Gv, Mp, XX }, | |
1829 | { "btrS", Ev, Gv, XX }, | |
1830 | { "lfsS", Gv, Mp, XX }, | |
1831 | { "lgsS", Gv, Mp, XX }, | |
1832 | { "movzbR", Gv, Eb, XX }, | |
1833 | { "movzwR", Gv, Ew, XX }, /* yes, there really is movzww ! */ | |
252b5132 | 1834 | /* b8 */ |
57d91c3c ILT |
1835 | { "(bad)", XX, XX, XX }, |
1836 | { "ud2b", XX, XX, XX }, | |
252b5132 | 1837 | { GRP8 }, |
57d91c3c ILT |
1838 | { "btcS", Ev, Gv, XX }, |
1839 | { "bsfS", Gv, Ev, XX }, | |
1840 | { "bsrS", Gv, Ev, XX }, | |
1841 | { "movsbR", Gv, Eb, XX }, | |
1842 | { "movswR", Gv, Ew, XX }, /* yes, there really is movsww ! */ | |
252b5132 | 1843 | /* c0 */ |
57d91c3c ILT |
1844 | { "xaddB", Eb, Gb, XX }, |
1845 | { "xaddS", Ev, Gv, XX }, | |
c608c12e | 1846 | { PREGRP1 }, |
041bd2e0 | 1847 | { "movntiS", Ev, Gv, XX }, |
992aaec9 AM |
1848 | { "pinsrw", MX, Ed, Ib }, |
1849 | { "pextrw", Gd, MS, Ib }, | |
041bd2e0 | 1850 | { "shufpX", XM, EX, Ib }, |
252b5132 RH |
1851 | { GRP9 }, |
1852 | /* c8 */ | |
52b15da3 JH |
1853 | { "bswap", RMeAX, XX, XX }, /* bswap doesn't support 16 bit regs */ |
1854 | { "bswap", RMeCX, XX, XX }, | |
1855 | { "bswap", RMeDX, XX, XX }, | |
1856 | { "bswap", RMeBX, XX, XX }, | |
1857 | { "bswap", RMeSP, XX, XX }, | |
1858 | { "bswap", RMeBP, XX, XX }, | |
1859 | { "bswap", RMeSI, XX, XX }, | |
1860 | { "bswap", RMeDI, XX, XX }, | |
252b5132 | 1861 | /* d0 */ |
57d91c3c ILT |
1862 | { "(bad)", XX, XX, XX }, |
1863 | { "psrlw", MX, EM, XX }, | |
1864 | { "psrld", MX, EM, XX }, | |
1865 | { "psrlq", MX, EM, XX }, | |
87890af0 | 1866 | { "paddq", MX, EM, XX }, |
57d91c3c | 1867 | { "pmullw", MX, EM, XX }, |
041bd2e0 | 1868 | { PREGRP21 }, |
992aaec9 | 1869 | { "pmovmskb", Gd, MS, XX }, |
252b5132 | 1870 | /* d8 */ |
57d91c3c ILT |
1871 | { "psubusb", MX, EM, XX }, |
1872 | { "psubusw", MX, EM, XX }, | |
1873 | { "pminub", MX, EM, XX }, | |
1874 | { "pand", MX, EM, XX }, | |
1875 | { "paddusb", MX, EM, XX }, | |
1876 | { "paddusw", MX, EM, XX }, | |
1877 | { "pmaxub", MX, EM, XX }, | |
1878 | { "pandn", MX, EM, XX }, | |
252b5132 | 1879 | /* e0 */ |
57d91c3c ILT |
1880 | { "pavgb", MX, EM, XX }, |
1881 | { "psraw", MX, EM, XX }, | |
1882 | { "psrad", MX, EM, XX }, | |
1883 | { "pavgw", MX, EM, XX }, | |
1884 | { "pmulhuw", MX, EM, XX }, | |
1885 | { "pmulhw", MX, EM, XX }, | |
041bd2e0 | 1886 | { PREGRP15 }, |
0f17484f | 1887 | { PREGRP25 }, |
252b5132 | 1888 | /* e8 */ |
57d91c3c ILT |
1889 | { "psubsb", MX, EM, XX }, |
1890 | { "psubsw", MX, EM, XX }, | |
1891 | { "pminsw", MX, EM, XX }, | |
1892 | { "por", MX, EM, XX }, | |
1893 | { "paddsb", MX, EM, XX }, | |
1894 | { "paddsw", MX, EM, XX }, | |
1895 | { "pmaxsw", MX, EM, XX }, | |
1896 | { "pxor", MX, EM, XX }, | |
252b5132 | 1897 | /* f0 */ |
57d91c3c ILT |
1898 | { "(bad)", XX, XX, XX }, |
1899 | { "psllw", MX, EM, XX }, | |
1900 | { "pslld", MX, EM, XX }, | |
1901 | { "psllq", MX, EM, XX }, | |
041bd2e0 | 1902 | { "pmuludq", MX, EM, XX }, |
57d91c3c ILT |
1903 | { "pmaddwd", MX, EM, XX }, |
1904 | { "psadbw", MX, EM, XX }, | |
041bd2e0 | 1905 | { PREGRP18 }, |
252b5132 | 1906 | /* f8 */ |
57d91c3c ILT |
1907 | { "psubb", MX, EM, XX }, |
1908 | { "psubw", MX, EM, XX }, | |
1909 | { "psubd", MX, EM, XX }, | |
87890af0 | 1910 | { "psubq", MX, EM, XX }, |
57d91c3c ILT |
1911 | { "paddb", MX, EM, XX }, |
1912 | { "paddw", MX, EM, XX }, | |
1913 | { "paddd", MX, EM, XX }, | |
1914 | { "(bad)", XX, XX, XX } | |
252b5132 RH |
1915 | }; |
1916 | ||
2da11e11 | 1917 | static const struct dis386 dis386_twobyte_intel[] = { |
252b5132 RH |
1918 | /* 00 */ |
1919 | { GRP6 }, | |
1920 | { GRP7 }, | |
57d91c3c ILT |
1921 | { "lar", Gv, Ew, XX }, |
1922 | { "lsl", Gv, Ew, XX }, | |
1923 | { "(bad)", XX, XX, XX }, | |
52b15da3 | 1924 | { "syscall", XX, XX, XX }, |
57d91c3c | 1925 | { "clts", XX, XX, XX }, |
52b15da3 | 1926 | { "sysretP", XX, XX, XX }, |
252b5132 | 1927 | /* 08 */ |
57d91c3c ILT |
1928 | { "invd", XX, XX, XX }, |
1929 | { "wbinvd", XX, XX, XX }, | |
1930 | { "(bad)", XX, XX, XX }, | |
1931 | { "ud2a", XX, XX, XX }, | |
1932 | { "(bad)", XX, XX, XX }, | |
c608c12e | 1933 | { GRPAMD }, |
57d91c3c | 1934 | { "femms" , XX, XX, XX}, |
252b5132 RH |
1935 | { "", MX, EM, OPSUF }, /* See OP_3DNowSuffix */ |
1936 | /* 10 */ | |
c2419411 AJ |
1937 | { PREGRP8 }, |
1938 | { PREGRP9 }, | |
041bd2e0 JH |
1939 | { "movlpX", XM, EX, SIMD_Fixup, 'h' }, /* really only 2 operands */ |
1940 | { "movlpX", EX, XM, SIMD_Fixup, 'h' }, | |
1941 | { "unpcklpX", XM, EX, XX }, | |
1942 | { "unpckhpX", XM, EX, XX }, | |
1943 | { "movhpX", XM, EX, SIMD_Fixup, 'l' }, | |
1944 | { "movhpX", EX, XM, SIMD_Fixup, 'l' }, | |
252b5132 | 1945 | /* 18 */ |
c608c12e | 1946 | { GRP14 }, |
57d91c3c ILT |
1947 | { "(bad)", XX, XX, XX }, |
1948 | { "(bad)", XX, XX, XX }, | |
1949 | { "(bad)", XX, XX, XX }, | |
1950 | { "(bad)", XX, XX, XX }, | |
1951 | { "(bad)", XX, XX, XX }, | |
1952 | { "(bad)", XX, XX, XX }, | |
1953 | { "(bad)", XX, XX, XX }, | |
252b5132 RH |
1954 | /* 20 */ |
1955 | /* these are all backward in appendix A of the intel book */ | |
52b15da3 JH |
1956 | { "mov", Rm, Cm, XX }, |
1957 | { "mov", Rm, Dm, XX }, | |
1958 | { "mov", Cm, Rm, XX }, | |
1959 | { "mov", Dm, Rm, XX }, | |
57d91c3c ILT |
1960 | { "mov", Rd, Td, XX }, |
1961 | { "(bad)", XX, XX, XX }, | |
1962 | { "mov", Td, Rd, XX }, | |
1963 | { "(bad)", XX, XX, XX }, | |
252b5132 | 1964 | /* 28 */ |
041bd2e0 JH |
1965 | { "movapX", XM, EX, XX }, |
1966 | { "movapX", EX, XM, XX }, | |
c608c12e | 1967 | { PREGRP2 }, |
041bd2e0 | 1968 | { "movntpX", Ev, XM, XX }, |
2da11e11 | 1969 | { PREGRP4 }, |
c608c12e | 1970 | { PREGRP3 }, |
041bd2e0 JH |
1971 | { "ucomisX", XM,EX, XX }, |
1972 | { "comisX", XM,EX, XX }, | |
252b5132 | 1973 | /* 30 */ |
57d91c3c ILT |
1974 | { "wrmsr", XX, XX, XX }, |
1975 | { "rdtsc", XX, XX, XX }, | |
1976 | { "rdmsr", XX, XX, XX }, | |
1977 | { "rdpmc", XX, XX, XX }, | |
1978 | { "sysenter", XX, XX, XX }, | |
1979 | { "sysexit", XX, XX, XX }, | |
1980 | { "(bad)", XX, XX, XX }, | |
1981 | { "(bad)", XX, XX, XX }, | |
252b5132 | 1982 | /* 38 */ |
57d91c3c ILT |
1983 | { "(bad)", XX, XX, XX }, |
1984 | { "(bad)", XX, XX, XX }, | |
1985 | { "(bad)", XX, XX, XX }, | |
1986 | { "(bad)", XX, XX, XX }, | |
1987 | { "(bad)", XX, XX, XX }, | |
1988 | { "(bad)", XX, XX, XX }, | |
1989 | { "(bad)", XX, XX, XX }, | |
1990 | { "(bad)", XX, XX, XX }, | |
252b5132 | 1991 | /* 40 */ |
57d91c3c ILT |
1992 | { "cmovo", Gv, Ev, XX }, |
1993 | { "cmovno", Gv, Ev, XX }, | |
1994 | { "cmovb", Gv, Ev, XX }, | |
1995 | { "cmovae", Gv, Ev, XX }, | |
1996 | { "cmove", Gv, Ev, XX }, | |
1997 | { "cmovne", Gv, Ev, XX }, | |
1998 | { "cmovbe", Gv, Ev, XX }, | |
1999 | { "cmova", Gv, Ev, XX }, | |
252b5132 | 2000 | /* 48 */ |
57d91c3c ILT |
2001 | { "cmovs", Gv, Ev, XX }, |
2002 | { "cmovns", Gv, Ev, XX }, | |
2003 | { "cmovp", Gv, Ev, XX }, | |
2004 | { "cmovnp", Gv, Ev, XX }, | |
2005 | { "cmovl", Gv, Ev, XX }, | |
2006 | { "cmovge", Gv, Ev, XX }, | |
2007 | { "cmovle", Gv, Ev, XX }, | |
2008 | { "cmovg", Gv, Ev, XX }, | |
252b5132 | 2009 | /* 50 */ |
992aaec9 | 2010 | { "movmskpX", Gd, XS, XX }, |
c608c12e AM |
2011 | { PREGRP13 }, |
2012 | { PREGRP12 }, | |
2013 | { PREGRP11 }, | |
041bd2e0 JH |
2014 | { "andpX", XM, EX, XX }, |
2015 | { "andnpX", XM, EX, XX }, | |
2016 | { "orpX", XM, EX, XX }, | |
2017 | { "xorpX", XM, EX, XX }, | |
252b5132 | 2018 | /* 58 */ |
c608c12e AM |
2019 | { PREGRP0 }, |
2020 | { PREGRP10 }, | |
041bd2e0 JH |
2021 | { PREGRP17 }, |
2022 | { PREGRP16 }, | |
c608c12e AM |
2023 | { PREGRP14 }, |
2024 | { PREGRP7 }, | |
2025 | { PREGRP5 }, | |
2da11e11 | 2026 | { PREGRP6 }, |
252b5132 | 2027 | /* 60 */ |
57d91c3c ILT |
2028 | { "punpcklbw", MX, EM, XX }, |
2029 | { "punpcklwd", MX, EM, XX }, | |
2030 | { "punpckldq", MX, EM, XX }, | |
2031 | { "packsswb", MX, EM, XX }, | |
2032 | { "pcmpgtb", MX, EM, XX }, | |
2033 | { "pcmpgtw", MX, EM, XX }, | |
2034 | { "pcmpgtd", MX, EM, XX }, | |
2035 | { "packuswb", MX, EM, XX }, | |
252b5132 | 2036 | /* 68 */ |
57d91c3c ILT |
2037 | { "punpckhbw", MX, EM, XX }, |
2038 | { "punpckhwd", MX, EM, XX }, | |
2039 | { "punpckhdq", MX, EM, XX }, | |
2040 | { "packssdw", MX, EM, XX }, | |
0f17484f | 2041 | { PREGRP26 }, |
041bd2e0 | 2042 | { PREGRP24 }, |
57d91c3c | 2043 | { "movd", MX, Ed, XX }, |
041bd2e0 | 2044 | { PREGRP19 }, |
252b5132 | 2045 | /* 70 */ |
041bd2e0 | 2046 | { PREGRP22 }, |
252b5132 RH |
2047 | { GRP10 }, |
2048 | { GRP11 }, | |
2049 | { GRP12 }, | |
57d91c3c ILT |
2050 | { "pcmpeqb", MX, EM, XX }, |
2051 | { "pcmpeqw", MX, EM, XX }, | |
2052 | { "pcmpeqd", MX, EM, XX }, | |
2053 | { "emms", XX, XX, XX }, | |
252b5132 | 2054 | /* 78 */ |
57d91c3c ILT |
2055 | { "(bad)", XX, XX, XX }, |
2056 | { "(bad)", XX, XX, XX }, | |
2057 | { "(bad)", XX, XX, XX }, | |
2058 | { "(bad)", XX, XX, XX }, | |
2059 | { "(bad)", XX, XX, XX }, | |
2060 | { "(bad)", XX, XX, XX }, | |
041bd2e0 JH |
2061 | { PREGRP23 }, |
2062 | { PREGRP20 }, | |
252b5132 | 2063 | /* 80 */ |
57d91c3c ILT |
2064 | { "jo", Jv, XX, XX }, |
2065 | { "jno", Jv, XX, XX }, | |
2066 | { "jb", Jv, XX, XX }, | |
2067 | { "jae", Jv, XX, XX }, | |
2068 | { "je", Jv, XX, XX }, | |
2069 | { "jne", Jv, XX, XX }, | |
2070 | { "jbe", Jv, XX, XX }, | |
2071 | { "ja", Jv, XX, XX }, | |
252b5132 | 2072 | /* 88 */ |
57d91c3c ILT |
2073 | { "js", Jv, XX, XX }, |
2074 | { "jns", Jv, XX, XX }, | |
2075 | { "jp", Jv, XX, XX }, | |
2076 | { "jnp", Jv, XX, XX }, | |
2077 | { "jl", Jv, XX, XX }, | |
2078 | { "jge", Jv, XX, XX }, | |
2079 | { "jle", Jv, XX, XX }, | |
2080 | { "jg", Jv, XX, XX }, | |
252b5132 | 2081 | /* 90 */ |
57d91c3c ILT |
2082 | { "seto", Eb, XX, XX }, |
2083 | { "setno", Eb, XX, XX }, | |
2084 | { "setb", Eb, XX, XX }, | |
2085 | { "setae", Eb, XX, XX }, | |
2086 | { "sete", Eb, XX, XX }, | |
2087 | { "setne", Eb, XX, XX }, | |
2088 | { "setbe", Eb, XX, XX }, | |
2089 | { "seta", Eb, XX, XX }, | |
252b5132 | 2090 | /* 98 */ |
57d91c3c ILT |
2091 | { "sets", Eb, XX, XX }, |
2092 | { "setns", Eb, XX, XX }, | |
2093 | { "setp", Eb, XX, XX }, | |
2094 | { "setnp", Eb, XX, XX }, | |
2095 | { "setl", Eb, XX, XX }, | |
2096 | { "setge", Eb, XX, XX }, | |
2097 | { "setle", Eb, XX, XX }, | |
2098 | { "setg", Eb, XX, XX }, | |
252b5132 | 2099 | /* a0 */ |
57d91c3c ILT |
2100 | { "push", fs, XX, XX }, |
2101 | { "pop", fs, XX, XX }, | |
2102 | { "cpuid", XX, XX, XX }, | |
2103 | { "bt", Ev, Gv, XX }, | |
c608c12e AM |
2104 | { "shld", Ev, Gv, Ib }, |
2105 | { "shld", Ev, Gv, CL }, | |
57d91c3c ILT |
2106 | { "(bad)", XX, XX, XX }, |
2107 | { "(bad)", XX, XX, XX }, | |
252b5132 | 2108 | /* a8 */ |
57d91c3c ILT |
2109 | { "push", gs, XX, XX }, |
2110 | { "pop", gs, XX, XX }, | |
2111 | { "rsm" , XX, XX, XX}, | |
2112 | { "bts", Ev, Gv, XX }, | |
c608c12e AM |
2113 | { "shrd", Ev, Gv, Ib }, |
2114 | { "shrd", Ev, Gv, CL }, | |
252b5132 | 2115 | { GRP13 }, |
57d91c3c | 2116 | { "imul", Gv, Ev, XX }, |
252b5132 | 2117 | /* b0 */ |
57d91c3c ILT |
2118 | { "cmpxchg", Eb, Gb, XX }, |
2119 | { "cmpxchg", Ev, Gv, XX }, | |
2120 | { "lss", Gv, Mp, XX }, | |
2121 | { "btr", Ev, Gv, XX }, | |
2122 | { "lfs", Gv, Mp, XX }, | |
2123 | { "lgs", Gv, Mp, XX }, | |
2124 | { "movzx", Gv, Eb, XX }, | |
2125 | { "movzx", Gv, Ew, XX }, | |
252b5132 | 2126 | /* b8 */ |
57d91c3c ILT |
2127 | { "(bad)", XX, XX, XX }, |
2128 | { "ud2b", XX, XX, XX }, | |
252b5132 | 2129 | { GRP8 }, |
57d91c3c ILT |
2130 | { "btc", Ev, Gv, XX }, |
2131 | { "bsf", Gv, Ev, XX }, | |
2132 | { "bsr", Gv, Ev, XX }, | |
2133 | { "movsx", Gv, Eb, XX }, | |
2134 | { "movsx", Gv, Ew, XX }, | |
252b5132 | 2135 | /* c0 */ |
57d91c3c ILT |
2136 | { "xadd", Eb, Gb, XX }, |
2137 | { "xadd", Ev, Gv, XX }, | |
c608c12e | 2138 | { PREGRP1 }, |
041bd2e0 | 2139 | { "movnti", Ev, Gv, XX }, |
992aaec9 AM |
2140 | { "pinsrw", MX, Ed, Ib }, |
2141 | { "pextrw", Gd, MS, Ib }, | |
041bd2e0 | 2142 | { "shufpX", XM, EX, Ib }, |
252b5132 RH |
2143 | { GRP9 }, |
2144 | /* c8 */ | |
52b15da3 JH |
2145 | { "bswap", RMeAX, XX, XX }, /* bswap doesn't support 16 bit regs */ |
2146 | { "bswap", RMeCX, XX, XX }, | |
2147 | { "bswap", RMeDX, XX, XX }, | |
2148 | { "bswap", RMeBX, XX, XX }, | |
2149 | { "bswap", RMeSP, XX, XX }, | |
2150 | { "bswap", RMeBP, XX, XX }, | |
2151 | { "bswap", RMeSI, XX, XX }, | |
2152 | { "bswap", RMeDI, XX, XX }, | |
252b5132 | 2153 | /* d0 */ |
57d91c3c ILT |
2154 | { "(bad)", XX, XX, XX }, |
2155 | { "psrlw", MX, EM, XX }, | |
2156 | { "psrld", MX, EM, XX }, | |
2157 | { "psrlq", MX, EM, XX }, | |
87890af0 | 2158 | { "paddq", MX, EM, XX }, |
57d91c3c | 2159 | { "pmullw", MX, EM, XX }, |
041bd2e0 | 2160 | { PREGRP21 }, |
992aaec9 | 2161 | { "pmovmskb", Gd, MS, XX }, |
252b5132 | 2162 | /* d8 */ |
57d91c3c ILT |
2163 | { "psubusb", MX, EM, XX }, |
2164 | { "psubusw", MX, EM, XX }, | |
2165 | { "pminub", MX, EM, XX }, | |
2166 | { "pand", MX, EM, XX }, | |
2167 | { "paddusb", MX, EM, XX }, | |
2168 | { "paddusw", MX, EM, XX }, | |
2169 | { "pmaxub", MX, EM, XX }, | |
2170 | { "pandn", MX, EM, XX }, | |
252b5132 | 2171 | /* e0 */ |
57d91c3c ILT |
2172 | { "pavgb", MX, EM, XX }, |
2173 | { "psraw", MX, EM, XX }, | |
2174 | { "psrad", MX, EM, XX }, | |
2175 | { "pavgw", MX, EM, XX }, | |
2176 | { "pmulhuw", MX, EM, XX }, | |
2177 | { "pmulhw", MX, EM, XX }, | |
041bd2e0 | 2178 | { PREGRP15 }, |
0f17484f | 2179 | { PREGRP25 }, |
252b5132 | 2180 | /* e8 */ |
57d91c3c ILT |
2181 | { "psubsb", MX, EM, XX }, |
2182 | { "psubsw", MX, EM, XX }, | |
2183 | { "pminsw", MX, EM, XX }, | |
2184 | { "por", MX, EM, XX }, | |
2185 | { "paddsb", MX, EM, XX }, | |
2186 | { "paddsw", MX, EM, XX }, | |
2187 | { "pmaxsw", MX, EM, XX }, | |
2188 | { "pxor", MX, EM, XX }, | |
252b5132 | 2189 | /* f0 */ |
57d91c3c ILT |
2190 | { "(bad)", XX, XX, XX }, |
2191 | { "psllw", MX, EM, XX }, | |
2192 | { "pslld", MX, EM, XX }, | |
2193 | { "psllq", MX, EM, XX }, | |
041bd2e0 | 2194 | { "pmuludq", MX, EM, XX }, |
57d91c3c ILT |
2195 | { "pmaddwd", MX, EM, XX }, |
2196 | { "psadbw", MX, EM, XX }, | |
041bd2e0 | 2197 | { PREGRP18 }, |
252b5132 | 2198 | /* f8 */ |
57d91c3c ILT |
2199 | { "psubb", MX, EM, XX }, |
2200 | { "psubw", MX, EM, XX }, | |
2201 | { "psubd", MX, EM, XX }, | |
87890af0 | 2202 | { "psubq", MX, EM, XX }, |
57d91c3c ILT |
2203 | { "paddb", MX, EM, XX }, |
2204 | { "paddw", MX, EM, XX }, | |
2205 | { "paddd", MX, EM, XX }, | |
2206 | { "(bad)", XX, XX, XX } | |
252b5132 RH |
2207 | }; |
2208 | ||
2209 | static const unsigned char onebyte_has_modrm[256] = { | |
c608c12e AM |
2210 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
2211 | /* ------------------------------- */ | |
2212 | /* 00 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 00 */ | |
2213 | /* 10 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 10 */ | |
2214 | /* 20 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 20 */ | |
2215 | /* 30 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 30 */ | |
2216 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 40 */ | |
2217 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 50 */ | |
2218 | /* 60 */ 0,0,1,1,0,0,0,0,0,1,0,1,0,0,0,0, /* 60 */ | |
2219 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 70 */ | |
2220 | /* 80 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 80 */ | |
2221 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 90 */ | |
2222 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* a0 */ | |
2223 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* b0 */ | |
2224 | /* c0 */ 1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0, /* c0 */ | |
2225 | /* d0 */ 1,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* d0 */ | |
2226 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* e0 */ | |
2227 | /* f0 */ 0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1 /* f0 */ | |
2228 | /* ------------------------------- */ | |
2229 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
252b5132 RH |
2230 | }; |
2231 | ||
2232 | static const unsigned char twobyte_has_modrm[256] = { | |
c608c12e AM |
2233 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
2234 | /* ------------------------------- */ | |
252b5132 | 2235 | /* 00 */ 1,1,1,1,0,0,0,0,0,0,0,0,0,1,0,1, /* 0f */ |
c608c12e | 2236 | /* 10 */ 1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,0, /* 1f */ |
4bba6815 | 2237 | /* 20 */ 1,1,1,1,1,0,1,0,1,1,1,1,1,1,1,1, /* 2f */ |
252b5132 RH |
2238 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ |
2239 | /* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 4f */ | |
4bba6815 AM |
2240 | /* 50 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 5f */ |
2241 | /* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 6f */ | |
c608c12e | 2242 | /* 70 */ 1,1,1,1,1,1,1,0,0,0,0,0,0,0,1,1, /* 7f */ |
252b5132 RH |
2243 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
2244 | /* 90 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 9f */ | |
4bba6815 | 2245 | /* a0 */ 0,0,0,1,1,1,0,0,0,0,0,1,1,1,1,1, /* af */ |
252b5132 RH |
2246 | /* b0 */ 1,1,1,1,1,1,1,1,0,0,1,1,1,1,1,1, /* bf */ |
2247 | /* c0 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* cf */ | |
4bba6815 AM |
2248 | /* d0 */ 0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* df */ |
2249 | /* e0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ef */ | |
2250 | /* f0 */ 0,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0 /* ff */ | |
c608c12e AM |
2251 | /* ------------------------------- */ |
2252 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
2253 | }; | |
2254 | ||
041bd2e0 | 2255 | static const unsigned char twobyte_uses_SSE_prefix[256] = { |
c608c12e AM |
2256 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
2257 | /* ------------------------------- */ | |
2258 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
2259 | /* 10 */ 1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
2260 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,0,1,1,0,0, /* 2f */ | |
2261 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
2262 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
041bd2e0 JH |
2263 | /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */ |
2264 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1, /* 6f */ | |
2265 | /* 70 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1, /* 7f */ | |
c608c12e AM |
2266 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
2267 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
2268 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
2269 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
2270 | /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
041bd2e0 JH |
2271 | /* d0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */ |
2272 | /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */ | |
2273 | /* f0 */ 0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0 /* ff */ | |
c608c12e AM |
2274 | /* ------------------------------- */ |
2275 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
252b5132 RH |
2276 | }; |
2277 | ||
2278 | static char obuf[100]; | |
2279 | static char *obufp; | |
2280 | static char scratchbuf[100]; | |
2281 | static unsigned char *start_codep; | |
2282 | static unsigned char *insn_codep; | |
2283 | static unsigned char *codep; | |
2284 | static disassemble_info *the_info; | |
2285 | static int mod; | |
2286 | static int rm; | |
2287 | static int reg; | |
4bba6815 | 2288 | static unsigned char need_modrm; |
2da11e11 | 2289 | static void oappend PARAMS ((const char *s)); |
252b5132 | 2290 | |
4bba6815 AM |
2291 | /* If we are accessing mod/rm/reg without need_modrm set, then the |
2292 | values are stale. Hitting this abort likely indicates that you | |
2293 | need to update onebyte_has_modrm or twobyte_has_modrm. */ | |
2294 | #define MODRM_CHECK if (!need_modrm) abort () | |
2295 | ||
52b15da3 JH |
2296 | static const char *names64[] = { |
2297 | "%rax","%rcx","%rdx","%rbx", "%rsp","%rbp","%rsi","%rdi", | |
2298 | "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15" | |
2299 | }; | |
2300 | static const char *names32[] = { | |
252b5132 | 2301 | "%eax","%ecx","%edx","%ebx", "%esp","%ebp","%esi","%edi", |
52b15da3 | 2302 | "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d" |
252b5132 | 2303 | }; |
2da11e11 | 2304 | static const char *names16[] = { |
252b5132 | 2305 | "%ax","%cx","%dx","%bx","%sp","%bp","%si","%di", |
52b15da3 | 2306 | "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w" |
252b5132 | 2307 | }; |
2da11e11 | 2308 | static const char *names8[] = { |
252b5132 RH |
2309 | "%al","%cl","%dl","%bl","%ah","%ch","%dh","%bh", |
2310 | }; | |
52b15da3 | 2311 | static const char *names8rex[] = { |
c2419411 | 2312 | "%al","%cl","%dl","%bl","%spl", "%bpl", "%sil", "%dil", |
52b15da3 JH |
2313 | "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b" |
2314 | }; | |
2da11e11 | 2315 | static const char *names_seg[] = { |
252b5132 RH |
2316 | "%es","%cs","%ss","%ds","%fs","%gs","%?","%?", |
2317 | }; | |
2da11e11 | 2318 | static const char *index16[] = { |
252b5132 RH |
2319 | "%bx,%si","%bx,%di","%bp,%si","%bp,%di","%si","%di","%bp","%bx" |
2320 | }; | |
2321 | ||
2da11e11 | 2322 | static const struct dis386 grps[][8] = { |
252b5132 RH |
2323 | /* GRP1b */ |
2324 | { | |
57d91c3c ILT |
2325 | { "addA", Eb, Ib, XX }, |
2326 | { "orA", Eb, Ib, XX }, | |
2327 | { "adcA", Eb, Ib, XX }, | |
2328 | { "sbbA", Eb, Ib, XX }, | |
2329 | { "andA", Eb, Ib, XX }, | |
2330 | { "subA", Eb, Ib, XX }, | |
2331 | { "xorA", Eb, Ib, XX }, | |
2332 | { "cmpA", Eb, Ib, XX } | |
252b5132 RH |
2333 | }, |
2334 | /* GRP1S */ | |
2335 | { | |
57d91c3c ILT |
2336 | { "addQ", Ev, Iv, XX }, |
2337 | { "orQ", Ev, Iv, XX }, | |
2338 | { "adcQ", Ev, Iv, XX }, | |
2339 | { "sbbQ", Ev, Iv, XX }, | |
2340 | { "andQ", Ev, Iv, XX }, | |
2341 | { "subQ", Ev, Iv, XX }, | |
2342 | { "xorQ", Ev, Iv, XX }, | |
2343 | { "cmpQ", Ev, Iv, XX } | |
252b5132 RH |
2344 | }, |
2345 | /* GRP1Ss */ | |
2346 | { | |
57d91c3c ILT |
2347 | { "addQ", Ev, sIb, XX }, |
2348 | { "orQ", Ev, sIb, XX }, | |
2349 | { "adcQ", Ev, sIb, XX }, | |
2350 | { "sbbQ", Ev, sIb, XX }, | |
2351 | { "andQ", Ev, sIb, XX }, | |
2352 | { "subQ", Ev, sIb, XX }, | |
2353 | { "xorQ", Ev, sIb, XX }, | |
2354 | { "cmpQ", Ev, sIb, XX } | |
252b5132 RH |
2355 | }, |
2356 | /* GRP2b */ | |
2357 | { | |
57d91c3c ILT |
2358 | { "rolA", Eb, Ib, XX }, |
2359 | { "rorA", Eb, Ib, XX }, | |
2360 | { "rclA", Eb, Ib, XX }, | |
2361 | { "rcrA", Eb, Ib, XX }, | |
2362 | { "shlA", Eb, Ib, XX }, | |
2363 | { "shrA", Eb, Ib, XX }, | |
2364 | { "(bad)", XX, XX, XX }, | |
2365 | { "sarA", Eb, Ib, XX }, | |
252b5132 RH |
2366 | }, |
2367 | /* GRP2S */ | |
2368 | { | |
57d91c3c ILT |
2369 | { "rolQ", Ev, Ib, XX }, |
2370 | { "rorQ", Ev, Ib, XX }, | |
2371 | { "rclQ", Ev, Ib, XX }, | |
2372 | { "rcrQ", Ev, Ib, XX }, | |
2373 | { "shlQ", Ev, Ib, XX }, | |
2374 | { "shrQ", Ev, Ib, XX }, | |
2375 | { "(bad)", XX, XX, XX }, | |
2376 | { "sarQ", Ev, Ib, XX }, | |
252b5132 RH |
2377 | }, |
2378 | /* GRP2b_one */ | |
2379 | { | |
57d91c3c ILT |
2380 | { "rolA", Eb, XX, XX }, |
2381 | { "rorA", Eb, XX, XX }, | |
2382 | { "rclA", Eb, XX, XX }, | |
2383 | { "rcrA", Eb, XX, XX }, | |
2384 | { "shlA", Eb, XX, XX }, | |
2385 | { "shrA", Eb, XX, XX }, | |
2386 | { "(bad)", XX, XX, XX }, | |
2387 | { "sarA", Eb, XX, XX }, | |
252b5132 RH |
2388 | }, |
2389 | /* GRP2S_one */ | |
2390 | { | |
57d91c3c ILT |
2391 | { "rolQ", Ev, XX, XX }, |
2392 | { "rorQ", Ev, XX, XX }, | |
2393 | { "rclQ", Ev, XX, XX }, | |
2394 | { "rcrQ", Ev, XX, XX }, | |
2395 | { "shlQ", Ev, XX, XX }, | |
2396 | { "shrQ", Ev, XX, XX }, | |
2397 | { "(bad)", XX, XX, XX}, | |
2398 | { "sarQ", Ev, XX, XX }, | |
252b5132 RH |
2399 | }, |
2400 | /* GRP2b_cl */ | |
2401 | { | |
57d91c3c ILT |
2402 | { "rolA", Eb, CL, XX }, |
2403 | { "rorA", Eb, CL, XX }, | |
2404 | { "rclA", Eb, CL, XX }, | |
2405 | { "rcrA", Eb, CL, XX }, | |
2406 | { "shlA", Eb, CL, XX }, | |
2407 | { "shrA", Eb, CL, XX }, | |
2408 | { "(bad)", XX, XX, XX }, | |
2409 | { "sarA", Eb, CL, XX }, | |
252b5132 RH |
2410 | }, |
2411 | /* GRP2S_cl */ | |
2412 | { | |
57d91c3c ILT |
2413 | { "rolQ", Ev, CL, XX }, |
2414 | { "rorQ", Ev, CL, XX }, | |
2415 | { "rclQ", Ev, CL, XX }, | |
2416 | { "rcrQ", Ev, CL, XX }, | |
2417 | { "shlQ", Ev, CL, XX }, | |
2418 | { "shrQ", Ev, CL, XX }, | |
2419 | { "(bad)", XX, XX, XX }, | |
2420 | { "sarQ", Ev, CL, XX } | |
252b5132 RH |
2421 | }, |
2422 | /* GRP3b */ | |
2423 | { | |
57d91c3c ILT |
2424 | { "testA", Eb, Ib, XX }, |
2425 | { "(bad)", Eb, XX, XX }, | |
2426 | { "notA", Eb, XX, XX }, | |
2427 | { "negA", Eb, XX, XX }, | |
2428 | { "mulB", AL, Eb, XX }, | |
2429 | { "imulB", AL, Eb, XX }, | |
2430 | { "divB", AL, Eb, XX }, | |
2431 | { "idivB", AL, Eb, XX } | |
252b5132 RH |
2432 | }, |
2433 | /* GRP3S */ | |
2434 | { | |
57d91c3c ILT |
2435 | { "testQ", Ev, Iv, XX }, |
2436 | { "(bad)", XX, XX, XX }, | |
2437 | { "notQ", Ev, XX, XX }, | |
2438 | { "negQ", Ev, XX, XX }, | |
2439 | { "mulS", eAX, Ev, XX }, | |
2440 | { "imulS", eAX, Ev, XX }, | |
2441 | { "divS", eAX, Ev, XX }, | |
2442 | { "idivS", eAX, Ev, XX }, | |
252b5132 RH |
2443 | }, |
2444 | /* GRP4 */ | |
2445 | { | |
57d91c3c ILT |
2446 | { "incA", Eb, XX, XX }, |
2447 | { "decA", Eb, XX, XX }, | |
2448 | { "(bad)", XX, XX, XX }, | |
2449 | { "(bad)", XX, XX, XX }, | |
2450 | { "(bad)", XX, XX, XX }, | |
2451 | { "(bad)", XX, XX, XX }, | |
2452 | { "(bad)", XX, XX, XX }, | |
2453 | { "(bad)", XX, XX, XX }, | |
252b5132 RH |
2454 | }, |
2455 | /* GRP5 */ | |
2456 | { | |
57d91c3c ILT |
2457 | { "incQ", Ev, XX, XX }, |
2458 | { "decQ", Ev, XX, XX }, | |
52b15da3 JH |
2459 | { "callI", indirEv, XX, XX }, |
2460 | { "lcallI", indirEv, XX, XX }, | |
2461 | { "jmpI", indirEv, XX, XX }, | |
2462 | { "ljmpI", indirEv, XX, XX }, | |
90530880 | 2463 | { "pushT", Ev, XX, XX }, |
57d91c3c | 2464 | { "(bad)", XX, XX, XX }, |
252b5132 RH |
2465 | }, |
2466 | /* GRP6 */ | |
2467 | { | |
57d91c3c ILT |
2468 | { "sldt", Ew, XX, XX }, |
2469 | { "str", Ew, XX, XX }, | |
2470 | { "lldt", Ew, XX, XX }, | |
2471 | { "ltr", Ew, XX, XX }, | |
2472 | { "verr", Ew, XX, XX }, | |
2473 | { "verw", Ew, XX, XX }, | |
2474 | { "(bad)", XX, XX, XX }, | |
2475 | { "(bad)", XX, XX, XX } | |
252b5132 RH |
2476 | }, |
2477 | /* GRP7 */ | |
2478 | { | |
57d91c3c ILT |
2479 | { "sgdt", Ew, XX, XX }, |
2480 | { "sidt", Ew, XX, XX }, | |
2481 | { "lgdt", Ew, XX, XX }, | |
2482 | { "lidt", Ew, XX, XX }, | |
2483 | { "smsw", Ew, XX, XX }, | |
2484 | { "(bad)", XX, XX, XX }, | |
2485 | { "lmsw", Ew, XX, XX }, | |
2486 | { "invlpg", Ew, XX, XX }, | |
252b5132 RH |
2487 | }, |
2488 | /* GRP8 */ | |
2489 | { | |
57d91c3c ILT |
2490 | { "(bad)", XX, XX, XX }, |
2491 | { "(bad)", XX, XX, XX }, | |
2492 | { "(bad)", XX, XX, XX }, | |
2493 | { "(bad)", XX, XX, XX }, | |
2494 | { "btQ", Ev, Ib, XX }, | |
2495 | { "btsQ", Ev, Ib, XX }, | |
2496 | { "btrQ", Ev, Ib, XX }, | |
2497 | { "btcQ", Ev, Ib, XX }, | |
252b5132 RH |
2498 | }, |
2499 | /* GRP9 */ | |
2500 | { | |
57d91c3c ILT |
2501 | { "(bad)", XX, XX, XX }, |
2502 | { "cmpxchg8b", Ev, XX, XX }, | |
2503 | { "(bad)", XX, XX, XX }, | |
2504 | { "(bad)", XX, XX, XX }, | |
2505 | { "(bad)", XX, XX, XX }, | |
2506 | { "(bad)", XX, XX, XX }, | |
2507 | { "(bad)", XX, XX, XX }, | |
2508 | { "(bad)", XX, XX, XX }, | |
252b5132 RH |
2509 | }, |
2510 | /* GRP10 */ | |
2511 | { | |
57d91c3c ILT |
2512 | { "(bad)", XX, XX, XX }, |
2513 | { "(bad)", XX, XX, XX }, | |
2514 | { "psrlw", MS, Ib, XX }, | |
2515 | { "(bad)", XX, XX, XX }, | |
2516 | { "psraw", MS, Ib, XX }, | |
2517 | { "(bad)", XX, XX, XX }, | |
2518 | { "psllw", MS, Ib, XX }, | |
2519 | { "(bad)", XX, XX, XX }, | |
252b5132 RH |
2520 | }, |
2521 | /* GRP11 */ | |
2522 | { | |
57d91c3c ILT |
2523 | { "(bad)", XX, XX, XX }, |
2524 | { "(bad)", XX, XX, XX }, | |
2525 | { "psrld", MS, Ib, XX }, | |
2526 | { "(bad)", XX, XX, XX }, | |
2527 | { "psrad", MS, Ib, XX }, | |
2528 | { "(bad)", XX, XX, XX }, | |
2529 | { "pslld", MS, Ib, XX }, | |
2530 | { "(bad)", XX, XX, XX }, | |
252b5132 RH |
2531 | }, |
2532 | /* GRP12 */ | |
2533 | { | |
57d91c3c ILT |
2534 | { "(bad)", XX, XX, XX }, |
2535 | { "(bad)", XX, XX, XX }, | |
2536 | { "psrlq", MS, Ib, XX }, | |
041bd2e0 | 2537 | { "psrldq", MS, Ib, XX }, |
57d91c3c ILT |
2538 | { "(bad)", XX, XX, XX }, |
2539 | { "(bad)", XX, XX, XX }, | |
2540 | { "psllq", MS, Ib, XX }, | |
041bd2e0 | 2541 | { "pslldq", MS, Ib, XX }, |
252b5132 RH |
2542 | }, |
2543 | /* GRP13 */ | |
2544 | { | |
57d91c3c ILT |
2545 | { "fxsave", Ev, XX, XX }, |
2546 | { "fxrstor", Ev, XX, XX }, | |
2547 | { "ldmxcsr", Ev, XX, XX }, | |
2548 | { "stmxcsr", Ev, XX, XX }, | |
2549 | { "(bad)", XX, XX, XX }, | |
041bd2e0 JH |
2550 | { "lfence", None, XX, XX }, |
2551 | { "mfence", None, XX, XX }, | |
57d91c3c | 2552 | { "sfence", None, XX, XX }, |
041bd2e0 | 2553 | /* FIXME: the sfence with memory operand is clflush! */ |
c608c12e AM |
2554 | }, |
2555 | /* GRP14 */ | |
2556 | { | |
57d91c3c ILT |
2557 | { "prefetchnta", Ev, XX, XX }, |
2558 | { "prefetcht0", Ev, XX, XX }, | |
2559 | { "prefetcht1", Ev, XX, XX }, | |
2560 | { "prefetcht2", Ev, XX, XX }, | |
2561 | { "(bad)", XX, XX, XX }, | |
2562 | { "(bad)", XX, XX, XX }, | |
2563 | { "(bad)", XX, XX, XX }, | |
2564 | { "(bad)", XX, XX, XX }, | |
252b5132 | 2565 | }, |
c608c12e | 2566 | /* GRPAMD */ |
252b5132 | 2567 | { |
57d91c3c ILT |
2568 | { "prefetch", Eb, XX, XX }, |
2569 | { "prefetchw", Eb, XX, XX }, | |
2570 | { "(bad)", XX, XX, XX }, | |
2571 | { "(bad)", XX, XX, XX }, | |
2572 | { "(bad)", XX, XX, XX }, | |
2573 | { "(bad)", XX, XX, XX }, | |
2574 | { "(bad)", XX, XX, XX }, | |
2575 | { "(bad)", XX, XX, XX }, | |
252b5132 RH |
2576 | } |
2577 | ||
2578 | }; | |
2579 | ||
041bd2e0 | 2580 | static const struct dis386 prefix_user_table[][4] = { |
c608c12e AM |
2581 | /* PREGRP0 */ |
2582 | { | |
57d91c3c ILT |
2583 | { "addps", XM, EX, XX }, |
2584 | { "addss", XM, EX, XX }, | |
041bd2e0 JH |
2585 | { "addpd", XM, EX, XX }, |
2586 | { "addsd", XM, EX, XX }, | |
c608c12e AM |
2587 | }, |
2588 | /* PREGRP1 */ | |
2589 | { | |
2590 | { "", XM, EX, OPSIMD }, /* See OP_SIMD_SUFFIX */ | |
2591 | { "", XM, EX, OPSIMD }, | |
041bd2e0 JH |
2592 | { "", XM, EX, OPSIMD }, |
2593 | { "", XM, EX, OPSIMD }, | |
c608c12e AM |
2594 | }, |
2595 | /* PREGRP2 */ | |
2596 | { | |
57d91c3c | 2597 | { "cvtpi2ps", XM, EM, XX }, |
76f227a5 | 2598 | { "cvtsi2ssY", XM, Ev, XX }, |
041bd2e0 | 2599 | { "cvtpi2pd", XM, EM, XX }, |
76f227a5 | 2600 | { "cvtsi2sdY", XM, Ev, XX }, |
c608c12e AM |
2601 | }, |
2602 | /* PREGRP3 */ | |
2603 | { | |
57d91c3c | 2604 | { "cvtps2pi", MX, EX, XX }, |
76f227a5 | 2605 | { "cvtss2siY", Gv, EX, XX }, |
041bd2e0 | 2606 | { "cvtpd2pi", MX, EX, XX }, |
76f227a5 | 2607 | { "cvtsd2siY", Gv, EX, XX }, |
c608c12e AM |
2608 | }, |
2609 | /* PREGRP4 */ | |
2610 | { | |
57d91c3c | 2611 | { "cvttps2pi", MX, EX, XX }, |
76f227a5 | 2612 | { "cvttss2siY", Gv, EX, XX }, |
041bd2e0 | 2613 | { "cvttpd2pi", MX, EX, XX }, |
76f227a5 | 2614 | { "cvttsd2siY", Gv, EX, XX }, |
c608c12e AM |
2615 | }, |
2616 | /* PREGRP5 */ | |
2617 | { | |
57d91c3c ILT |
2618 | { "divps", XM, EX, XX }, |
2619 | { "divss", XM, EX, XX }, | |
041bd2e0 JH |
2620 | { "divpd", XM, EX, XX }, |
2621 | { "divsd", XM, EX, XX }, | |
c608c12e AM |
2622 | }, |
2623 | /* PREGRP6 */ | |
2624 | { | |
57d91c3c ILT |
2625 | { "maxps", XM, EX, XX }, |
2626 | { "maxss", XM, EX, XX }, | |
041bd2e0 JH |
2627 | { "maxpd", XM, EX, XX }, |
2628 | { "maxsd", XM, EX, XX }, | |
c608c12e AM |
2629 | }, |
2630 | /* PREGRP7 */ | |
2631 | { | |
57d91c3c ILT |
2632 | { "minps", XM, EX, XX }, |
2633 | { "minss", XM, EX, XX }, | |
041bd2e0 JH |
2634 | { "minpd", XM, EX, XX }, |
2635 | { "minsd", XM, EX, XX }, | |
c608c12e AM |
2636 | }, |
2637 | /* PREGRP8 */ | |
2638 | { | |
57d91c3c ILT |
2639 | { "movups", XM, EX, XX }, |
2640 | { "movss", XM, EX, XX }, | |
041bd2e0 JH |
2641 | { "movupd", XM, EX, XX }, |
2642 | { "movsd", XM, EX, XX }, | |
c608c12e AM |
2643 | }, |
2644 | /* PREGRP9 */ | |
2645 | { | |
57d91c3c ILT |
2646 | { "movups", EX, XM, XX }, |
2647 | { "movss", EX, XM, XX }, | |
041bd2e0 JH |
2648 | { "movupd", EX, XM, XX }, |
2649 | { "movsd", EX, XM, XX }, | |
c608c12e AM |
2650 | }, |
2651 | /* PREGRP10 */ | |
2652 | { | |
57d91c3c ILT |
2653 | { "mulps", XM, EX, XX }, |
2654 | { "mulss", XM, EX, XX }, | |
041bd2e0 JH |
2655 | { "mulpd", XM, EX, XX }, |
2656 | { "mulsd", XM, EX, XX }, | |
c608c12e AM |
2657 | }, |
2658 | /* PREGRP11 */ | |
2659 | { | |
57d91c3c ILT |
2660 | { "rcpps", XM, EX, XX }, |
2661 | { "rcpss", XM, EX, XX }, | |
041bd2e0 JH |
2662 | { "(bad)", XM, EX, XX }, |
2663 | { "(bad)", XM, EX, XX }, | |
c608c12e AM |
2664 | }, |
2665 | /* PREGRP12 */ | |
2666 | { | |
57d91c3c ILT |
2667 | { "rsqrtps", XM, EX, XX }, |
2668 | { "rsqrtss", XM, EX, XX }, | |
041bd2e0 JH |
2669 | { "(bad)", XM, EX, XX }, |
2670 | { "(bad)", XM, EX, XX }, | |
c608c12e AM |
2671 | }, |
2672 | /* PREGRP13 */ | |
2673 | { | |
57d91c3c ILT |
2674 | { "sqrtps", XM, EX, XX }, |
2675 | { "sqrtss", XM, EX, XX }, | |
041bd2e0 JH |
2676 | { "sqrtpd", XM, EX, XX }, |
2677 | { "sqrtsd", XM, EX, XX }, | |
c608c12e AM |
2678 | }, |
2679 | /* PREGRP14 */ | |
2680 | { | |
57d91c3c ILT |
2681 | { "subps", XM, EX, XX }, |
2682 | { "subss", XM, EX, XX }, | |
041bd2e0 JH |
2683 | { "subpd", XM, EX, XX }, |
2684 | { "subsd", XM, EX, XX }, | |
2685 | }, | |
2686 | /* PREGRP15 */ | |
2687 | { | |
2688 | { "(bad)", XM, EX, XX }, | |
2689 | { "cvtdq2pd", XM, EX, XX }, | |
2690 | { "cvttpd2dq", XM, EX, XX }, | |
2691 | { "cvtpd2dq", XM, EX, XX }, | |
2692 | }, | |
2693 | /* PREGRP16 */ | |
2694 | { | |
2695 | { "cvtdq2ps", XM, EX, XX }, | |
2696 | { "cvttps2dq",XM, EX, XX }, | |
2697 | { "cvtps2dq",XM, EX, XX }, | |
2698 | { "(bad)", XM, EX, XX }, | |
2699 | }, | |
2700 | /* PREGRP17 */ | |
2701 | { | |
2702 | { "cvtps2pd", XM, EX, XX }, | |
2703 | { "cvtss2sd", XM, EX, XX }, | |
2704 | { "cvtpd2ps", XM, EX, XX }, | |
2705 | { "cvtsd2ss", XM, EX, XX }, | |
2706 | }, | |
2707 | /* PREGRP18 */ | |
2708 | { | |
992aaec9 | 2709 | { "maskmovq", MX, MS, XX }, |
041bd2e0 | 2710 | { "(bad)", XM, EX, XX }, |
0f17484f | 2711 | { "maskmovdqu", XM, EX, XX }, |
041bd2e0 JH |
2712 | { "(bad)", XM, EX, XX }, |
2713 | }, | |
2714 | /* PREGRP19 */ | |
2715 | { | |
2716 | { "movq", MX, EM, XX }, | |
2717 | { "movdqu", XM, EX, XX }, | |
2718 | { "movdqa", XM, EX, XX }, | |
2719 | { "(bad)", XM, EX, XX }, | |
2720 | }, | |
2721 | /* PREGRP20 */ | |
2722 | { | |
2723 | { "movq", EM, MX, XX }, | |
2724 | { "movdqu", EX, XM, XX }, | |
2725 | { "movdqa", EX, XM, XX }, | |
2726 | { "(bad)", EX, XM, XX }, | |
2727 | }, | |
2728 | /* PREGRP21 */ | |
2729 | { | |
2730 | { "(bad)", EX, XM, XX }, | |
67d6227d | 2731 | { "movq2dq", XM, MS, XX }, |
041bd2e0 | 2732 | { "movq", EX, XM, XX }, |
67d6227d | 2733 | { "movdq2q", MX, XS, XX }, |
041bd2e0 JH |
2734 | }, |
2735 | /* PREGRP22 */ | |
2736 | { | |
2737 | { "pshufw", MX, EM, Ib }, | |
2738 | { "pshufhw", XM, EX, Ib }, | |
2739 | { "pshufd", XM, EX, Ib }, | |
2740 | { "pshuflw", XM, EX, Ib }, | |
2741 | }, | |
2742 | /* PREGRP23 */ | |
2743 | { | |
2744 | { "movd", Ed, MX, XX }, | |
67d6227d | 2745 | { "movq", XM, EX, XX }, |
041bd2e0 | 2746 | { "movd", Ed, XM, XX }, |
0f17484f | 2747 | { "(bad)", Ed, XM, XX }, |
041bd2e0 JH |
2748 | }, |
2749 | /* PREGRP24 */ | |
2750 | { | |
0f17484f AM |
2751 | { "(bad)", MX, EX, XX }, |
2752 | { "(bad)", XM, EX, XX }, | |
041bd2e0 | 2753 | { "punpckhqdq", XM, EX, XX }, |
0f17484f AM |
2754 | { "(bad)", XM, EX, XX }, |
2755 | }, | |
2756 | /* PREGRP25 */ | |
2757 | { | |
2758 | { "movntq", Ev, MX, XX }, | |
2759 | { "(bad)", Ev, XM, XX }, | |
2760 | { "movntdq", Ev, XM, XX }, | |
2761 | { "(bad)", Ev, XM, XX }, | |
2762 | }, | |
2763 | /* PREGRP26 */ | |
2764 | { | |
2765 | { "(bad)", MX, EX, XX }, | |
2766 | { "(bad)", XM, EX, XX }, | |
2767 | { "punpcklqdq", XM, EX, XX }, | |
2768 | { "(bad)", XM, EX, XX }, | |
041bd2e0 | 2769 | }, |
c608c12e AM |
2770 | }; |
2771 | ||
2772 | #define INTERNAL_DISASSEMBLER_ERROR _("<internal disassembler error>") | |
2773 | ||
252b5132 RH |
2774 | static void |
2775 | ckprefix () | |
2776 | { | |
52b15da3 JH |
2777 | int newrex; |
2778 | rex = 0; | |
252b5132 | 2779 | prefixes = 0; |
7d421014 | 2780 | used_prefixes = 0; |
52b15da3 | 2781 | rex_used = 0; |
252b5132 RH |
2782 | while (1) |
2783 | { | |
2784 | FETCH_DATA (the_info, codep + 1); | |
52b15da3 | 2785 | newrex = 0; |
252b5132 RH |
2786 | switch (*codep) |
2787 | { | |
52b15da3 JH |
2788 | /* REX prefixes family. */ |
2789 | case 0x40: | |
2790 | case 0x41: | |
2791 | case 0x42: | |
2792 | case 0x43: | |
2793 | case 0x44: | |
2794 | case 0x45: | |
2795 | case 0x46: | |
2796 | case 0x47: | |
2797 | case 0x48: | |
2798 | case 0x49: | |
2799 | case 0x4a: | |
2800 | case 0x4b: | |
2801 | case 0x4c: | |
2802 | case 0x4d: | |
2803 | case 0x4e: | |
2804 | case 0x4f: | |
2805 | if (mode_64bit) | |
2806 | newrex = *codep; | |
2807 | else | |
2808 | return; | |
2809 | break; | |
252b5132 RH |
2810 | case 0xf3: |
2811 | prefixes |= PREFIX_REPZ; | |
2812 | break; | |
2813 | case 0xf2: | |
2814 | prefixes |= PREFIX_REPNZ; | |
2815 | break; | |
2816 | case 0xf0: | |
2817 | prefixes |= PREFIX_LOCK; | |
2818 | break; | |
2819 | case 0x2e: | |
2820 | prefixes |= PREFIX_CS; | |
2821 | break; | |
2822 | case 0x36: | |
2823 | prefixes |= PREFIX_SS; | |
2824 | break; | |
2825 | case 0x3e: | |
2826 | prefixes |= PREFIX_DS; | |
2827 | break; | |
2828 | case 0x26: | |
2829 | prefixes |= PREFIX_ES; | |
2830 | break; | |
2831 | case 0x64: | |
2832 | prefixes |= PREFIX_FS; | |
2833 | break; | |
2834 | case 0x65: | |
2835 | prefixes |= PREFIX_GS; | |
2836 | break; | |
2837 | case 0x66: | |
2838 | prefixes |= PREFIX_DATA; | |
2839 | break; | |
2840 | case 0x67: | |
2841 | prefixes |= PREFIX_ADDR; | |
2842 | break; | |
5076851f | 2843 | case FWAIT_OPCODE: |
252b5132 RH |
2844 | /* fwait is really an instruction. If there are prefixes |
2845 | before the fwait, they belong to the fwait, *not* to the | |
2846 | following instruction. */ | |
2847 | if (prefixes) | |
2848 | { | |
2849 | prefixes |= PREFIX_FWAIT; | |
2850 | codep++; | |
2851 | return; | |
2852 | } | |
2853 | prefixes = PREFIX_FWAIT; | |
2854 | break; | |
2855 | default: | |
2856 | return; | |
2857 | } | |
52b15da3 JH |
2858 | /* Rex is ignored when followed by another prefix. */ |
2859 | if (rex) | |
2860 | { | |
2861 | oappend (prefix_name (rex, 0)); | |
2862 | oappend (" "); | |
2863 | } | |
2864 | rex = newrex; | |
252b5132 RH |
2865 | codep++; |
2866 | } | |
2867 | } | |
2868 | ||
7d421014 ILT |
2869 | /* Return the name of the prefix byte PREF, or NULL if PREF is not a |
2870 | prefix byte. */ | |
2871 | ||
2872 | static const char * | |
2873 | prefix_name (pref, sizeflag) | |
2874 | int pref; | |
2875 | int sizeflag; | |
2876 | { | |
2877 | switch (pref) | |
2878 | { | |
52b15da3 JH |
2879 | /* REX prefixes family. */ |
2880 | case 0x40: | |
2881 | return "rex"; | |
2882 | case 0x41: | |
2883 | return "rexZ"; | |
2884 | case 0x42: | |
2885 | return "rexY"; | |
2886 | case 0x43: | |
2887 | return "rexYZ"; | |
2888 | case 0x44: | |
2889 | return "rexX"; | |
2890 | case 0x45: | |
2891 | return "rexXZ"; | |
2892 | case 0x46: | |
2893 | return "rexXY"; | |
2894 | case 0x47: | |
2895 | return "rexXYZ"; | |
2896 | case 0x48: | |
2897 | return "rex64"; | |
2898 | case 0x49: | |
2899 | return "rex64Z"; | |
2900 | case 0x4a: | |
2901 | return "rex64Y"; | |
2902 | case 0x4b: | |
2903 | return "rex64YZ"; | |
2904 | case 0x4c: | |
2905 | return "rex64X"; | |
2906 | case 0x4d: | |
2907 | return "rex64XZ"; | |
2908 | case 0x4e: | |
2909 | return "rex64XY"; | |
2910 | case 0x4f: | |
2911 | return "rex64XYZ"; | |
7d421014 ILT |
2912 | case 0xf3: |
2913 | return "repz"; | |
2914 | case 0xf2: | |
2915 | return "repnz"; | |
2916 | case 0xf0: | |
2917 | return "lock"; | |
2918 | case 0x2e: | |
2919 | return "cs"; | |
2920 | case 0x36: | |
2921 | return "ss"; | |
2922 | case 0x3e: | |
2923 | return "ds"; | |
2924 | case 0x26: | |
2925 | return "es"; | |
2926 | case 0x64: | |
2927 | return "fs"; | |
2928 | case 0x65: | |
2929 | return "gs"; | |
2930 | case 0x66: | |
2931 | return (sizeflag & DFLAG) ? "data16" : "data32"; | |
2932 | case 0x67: | |
2933 | return (sizeflag & AFLAG) ? "addr16" : "addr32"; | |
2934 | case FWAIT_OPCODE: | |
2935 | return "fwait"; | |
2936 | default: | |
2937 | return NULL; | |
2938 | } | |
2939 | } | |
2940 | ||
252b5132 RH |
2941 | static char op1out[100], op2out[100], op3out[100]; |
2942 | static int op_ad, op_index[3]; | |
2943 | static unsigned int op_address[3]; | |
52b15da3 JH |
2944 | static unsigned int op_riprel[3]; |
2945 | static bfd_vma start_pc; | |
252b5132 RH |
2946 | |
2947 | \f | |
2948 | /* | |
2949 | * On the 386's of 1988, the maximum length of an instruction is 15 bytes. | |
2950 | * (see topic "Redundant prefixes" in the "Differences from 8086" | |
2951 | * section of the "Virtual 8086 Mode" chapter.) | |
2952 | * 'pc' should be the address of this instruction, it will | |
2953 | * be used to print the target address if this is a relative jump or call | |
2954 | * The function returns the length of this instruction in bytes. | |
2955 | */ | |
2956 | ||
252b5132 RH |
2957 | static int print_insn_i386 |
2958 | PARAMS ((bfd_vma pc, disassemble_info *info)); | |
2959 | ||
2960 | static char intel_syntax; | |
2961 | static char open_char; | |
2962 | static char close_char; | |
2963 | static char separator_char; | |
2964 | static char scale_char; | |
2965 | ||
2966 | int | |
2967 | print_insn_i386_att (pc, info) | |
2968 | bfd_vma pc; | |
2969 | disassemble_info *info; | |
2970 | { | |
2971 | intel_syntax = 0; | |
2972 | open_char = '('; | |
2973 | close_char = ')'; | |
2974 | separator_char = ','; | |
2975 | scale_char = ','; | |
2976 | ||
2977 | return print_insn_i386 (pc, info); | |
2978 | } | |
2979 | ||
2980 | int | |
2981 | print_insn_i386_intel (pc, info) | |
2982 | bfd_vma pc; | |
2983 | disassemble_info *info; | |
2984 | { | |
2985 | intel_syntax = 1; | |
2986 | open_char = '['; | |
2987 | close_char = ']'; | |
2988 | separator_char = '+'; | |
2989 | scale_char = '*'; | |
2990 | ||
2991 | return print_insn_i386 (pc, info); | |
2992 | } | |
2993 | ||
2994 | static int | |
2995 | print_insn_i386 (pc, info) | |
2996 | bfd_vma pc; | |
2997 | disassemble_info *info; | |
2998 | { | |
2da11e11 | 2999 | const struct dis386 *dp; |
252b5132 RH |
3000 | int i; |
3001 | int two_source_ops; | |
3002 | char *first, *second, *third; | |
3003 | int needcomma; | |
041bd2e0 | 3004 | unsigned char uses_SSE_prefix; |
57d91c3c ILT |
3005 | VOLATILE int sizeflag; |
3006 | VOLATILE int orig_sizeflag; | |
252b5132 RH |
3007 | |
3008 | struct dis_private priv; | |
3009 | bfd_byte *inbuf = priv.the_buffer; | |
3010 | ||
52b15da3 JH |
3011 | mode_64bit = (info->mach == bfd_mach_x86_64_intel_syntax |
3012 | || info->mach == bfd_mach_x86_64); | |
3013 | ||
2da11e11 | 3014 | if (info->mach == bfd_mach_i386_i386 |
52b15da3 JH |
3015 | || info->mach == bfd_mach_x86_64 |
3016 | || info->mach == bfd_mach_i386_i386_intel_syntax | |
3017 | || info->mach == bfd_mach_x86_64_intel_syntax) | |
2da11e11 AM |
3018 | sizeflag = AFLAG|DFLAG; |
3019 | else if (info->mach == bfd_mach_i386_i8086) | |
3020 | sizeflag = 0; | |
3021 | else | |
3022 | abort (); | |
7d421014 | 3023 | orig_sizeflag = sizeflag; |
2da11e11 | 3024 | |
4fe53c98 | 3025 | /* The output looks better if we put 7 bytes on a line, since that |
c608c12e | 3026 | puts most long word instructions on a single line. */ |
4fe53c98 | 3027 | info->bytes_per_line = 7; |
252b5132 RH |
3028 | |
3029 | info->private_data = (PTR) &priv; | |
3030 | priv.max_fetched = priv.the_buffer; | |
3031 | priv.insn_start = pc; | |
252b5132 RH |
3032 | |
3033 | obuf[0] = 0; | |
3034 | op1out[0] = 0; | |
3035 | op2out[0] = 0; | |
3036 | op3out[0] = 0; | |
3037 | ||
3038 | op_index[0] = op_index[1] = op_index[2] = -1; | |
3039 | ||
3040 | the_info = info; | |
3041 | start_pc = pc; | |
3042 | start_codep = inbuf; | |
3043 | codep = inbuf; | |
3044 | ||
5076851f ILT |
3045 | if (setjmp (priv.bailout) != 0) |
3046 | { | |
7d421014 ILT |
3047 | const char *name; |
3048 | ||
5076851f | 3049 | /* Getting here means we tried for data but didn't get it. That |
7d421014 ILT |
3050 | means we have an incomplete instruction of some sort. Just |
3051 | print the first byte as a prefix or a .byte pseudo-op. */ | |
3052 | if (codep > inbuf) | |
5076851f | 3053 | { |
7d421014 ILT |
3054 | name = prefix_name (inbuf[0], orig_sizeflag); |
3055 | if (name != NULL) | |
3056 | (*info->fprintf_func) (info->stream, "%s", name); | |
3057 | else | |
5076851f | 3058 | { |
7d421014 ILT |
3059 | /* Just print the first byte as a .byte instruction. */ |
3060 | (*info->fprintf_func) (info->stream, ".byte 0x%x", | |
3061 | (unsigned int) inbuf[0]); | |
5076851f | 3062 | } |
5076851f | 3063 | |
7d421014 | 3064 | return 1; |
5076851f ILT |
3065 | } |
3066 | ||
3067 | return -1; | |
3068 | } | |
3069 | ||
52b15da3 | 3070 | obufp = obuf; |
252b5132 RH |
3071 | ckprefix (); |
3072 | ||
3073 | insn_codep = codep; | |
3074 | ||
3075 | FETCH_DATA (info, codep + 1); | |
3076 | two_source_ops = (*codep == 0x62) || (*codep == 0xc8); | |
3077 | ||
252b5132 RH |
3078 | if ((prefixes & PREFIX_FWAIT) |
3079 | && ((*codep < 0xd8) || (*codep > 0xdf))) | |
3080 | { | |
7d421014 ILT |
3081 | const char *name; |
3082 | ||
3083 | /* fwait not followed by floating point instruction. Print the | |
3084 | first prefix, which is probably fwait itself. */ | |
3085 | name = prefix_name (inbuf[0], orig_sizeflag); | |
3086 | if (name == NULL) | |
3087 | name = INTERNAL_DISASSEMBLER_ERROR; | |
3088 | (*info->fprintf_func) (info->stream, "%s", name); | |
3089 | return 1; | |
252b5132 RH |
3090 | } |
3091 | ||
252b5132 RH |
3092 | if (*codep == 0x0f) |
3093 | { | |
3094 | FETCH_DATA (info, codep + 2); | |
3095 | if (intel_syntax) | |
3096 | dp = &dis386_twobyte_intel[*++codep]; | |
3097 | else | |
3098 | dp = &dis386_twobyte_att[*++codep]; | |
3099 | need_modrm = twobyte_has_modrm[*codep]; | |
041bd2e0 | 3100 | uses_SSE_prefix = twobyte_uses_SSE_prefix[*codep]; |
252b5132 RH |
3101 | } |
3102 | else | |
3103 | { | |
3104 | if (intel_syntax) | |
52b15da3 JH |
3105 | if (mode_64bit) |
3106 | dp = &dis386_64_intel[*codep]; | |
3107 | else | |
3108 | dp = &dis386_intel[*codep]; | |
252b5132 | 3109 | else |
52b15da3 JH |
3110 | if (mode_64bit) |
3111 | dp = &disx86_64_att[*codep]; | |
3112 | else | |
3113 | dp = &dis386_att[*codep]; | |
252b5132 | 3114 | need_modrm = onebyte_has_modrm[*codep]; |
041bd2e0 | 3115 | uses_SSE_prefix = 0; |
252b5132 RH |
3116 | } |
3117 | codep++; | |
3118 | ||
041bd2e0 | 3119 | if (!uses_SSE_prefix && (prefixes & PREFIX_REPZ)) |
7d421014 ILT |
3120 | { |
3121 | oappend ("repz "); | |
3122 | used_prefixes |= PREFIX_REPZ; | |
3123 | } | |
041bd2e0 | 3124 | if (!uses_SSE_prefix && (prefixes & PREFIX_REPNZ)) |
7d421014 ILT |
3125 | { |
3126 | oappend ("repnz "); | |
3127 | used_prefixes |= PREFIX_REPNZ; | |
3128 | } | |
c608c12e | 3129 | if (prefixes & PREFIX_LOCK) |
7d421014 ILT |
3130 | { |
3131 | oappend ("lock "); | |
3132 | used_prefixes |= PREFIX_LOCK; | |
3133 | } | |
c608c12e | 3134 | |
c608c12e AM |
3135 | if (prefixes & PREFIX_ADDR) |
3136 | { | |
3137 | sizeflag ^= AFLAG; | |
3ffd33cf AM |
3138 | if (dp->bytemode2 != loop_jcxz_mode) |
3139 | { | |
3140 | if (sizeflag & AFLAG) | |
3141 | oappend ("addr32 "); | |
3142 | else | |
3143 | oappend ("addr16 "); | |
3144 | used_prefixes |= PREFIX_ADDR; | |
3145 | } | |
3146 | } | |
3147 | ||
3148 | if (!uses_SSE_prefix && (prefixes & PREFIX_DATA)) | |
3149 | { | |
3150 | sizeflag ^= DFLAG; | |
3151 | if (dp->bytemode2 == cond_jump_mode && dp->bytemode1 == v_mode) | |
3152 | { | |
3153 | if (sizeflag & DFLAG) | |
3154 | oappend ("data32 "); | |
3155 | else | |
3156 | oappend ("data16 "); | |
3157 | used_prefixes |= PREFIX_DATA; | |
3158 | } | |
3159 | } | |
3160 | ||
3161 | if (dp->bytemode2 == cond_jump_mode || dp->bytemode2 == loop_jcxz_mode) | |
3162 | { | |
3163 | if ((prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_CS) | |
3164 | { | |
3165 | oappend ("cs "); | |
3166 | used_prefixes |= PREFIX_CS; | |
3167 | } | |
3168 | if ((prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_DS) | |
3169 | { | |
3170 | oappend ("ds "); | |
3171 | used_prefixes |= PREFIX_DS; | |
3172 | } | |
c608c12e AM |
3173 | } |
3174 | ||
252b5132 RH |
3175 | if (need_modrm) |
3176 | { | |
3177 | FETCH_DATA (info, codep + 1); | |
3178 | mod = (*codep >> 6) & 3; | |
3179 | reg = (*codep >> 3) & 7; | |
3180 | rm = *codep & 7; | |
3181 | } | |
8d5ec599 L |
3182 | else |
3183 | { | |
3184 | mod = 0; | |
3185 | reg = 0; | |
3186 | rm = 0; | |
3187 | } | |
252b5132 RH |
3188 | |
3189 | if (dp->name == NULL && dp->bytemode1 == FLOATCODE) | |
3190 | { | |
3191 | dofloat (sizeflag); | |
3192 | } | |
3193 | else | |
3194 | { | |
041bd2e0 | 3195 | int index; |
252b5132 | 3196 | if (dp->name == NULL) |
c608c12e AM |
3197 | { |
3198 | switch(dp->bytemode2) | |
3199 | { | |
3200 | case USE_GROUPS: | |
3201 | dp = &grps[dp->bytemode1][reg]; | |
3202 | break; | |
3203 | case USE_PREFIX_USER_TABLE: | |
041bd2e0 | 3204 | index = 0; |
7d421014 | 3205 | used_prefixes |= (prefixes & PREFIX_REPZ); |
041bd2e0 JH |
3206 | if (prefixes & PREFIX_REPZ) |
3207 | index = 1; | |
3208 | else | |
3209 | { | |
3210 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3211 | if (prefixes & PREFIX_DATA) | |
3212 | index = 2; | |
3213 | else | |
3214 | { | |
3215 | used_prefixes |= (prefixes & PREFIX_REPNZ); | |
3216 | if (prefixes & PREFIX_REPNZ) | |
3217 | index = 3; | |
041bd2e0 JH |
3218 | } |
3219 | } | |
3220 | dp = &prefix_user_table[dp->bytemode1][index]; | |
c608c12e AM |
3221 | break; |
3222 | default: | |
3223 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
3224 | break; | |
3225 | } | |
3226 | } | |
252b5132 RH |
3227 | |
3228 | putop (dp->name, sizeflag); | |
3229 | ||
3230 | obufp = op1out; | |
3231 | op_ad = 2; | |
3232 | if (dp->op1) | |
3233 | (*dp->op1)(dp->bytemode1, sizeflag); | |
3234 | ||
3235 | obufp = op2out; | |
3236 | op_ad = 1; | |
3237 | if (dp->op2) | |
3238 | (*dp->op2)(dp->bytemode2, sizeflag); | |
3239 | ||
3240 | obufp = op3out; | |
3241 | op_ad = 0; | |
3242 | if (dp->op3) | |
3243 | (*dp->op3)(dp->bytemode3, sizeflag); | |
3244 | } | |
3245 | ||
7d421014 ILT |
3246 | /* See if any prefixes were not used. If so, print the first one |
3247 | separately. If we don't do this, we'll wind up printing an | |
3248 | instruction stream which does not precisely correspond to the | |
3249 | bytes we are disassembling. */ | |
3250 | if ((prefixes & ~used_prefixes) != 0) | |
3251 | { | |
3252 | const char *name; | |
3253 | ||
3254 | name = prefix_name (inbuf[0], orig_sizeflag); | |
3255 | if (name == NULL) | |
3256 | name = INTERNAL_DISASSEMBLER_ERROR; | |
3257 | (*info->fprintf_func) (info->stream, "%s", name); | |
3258 | return 1; | |
3259 | } | |
52b15da3 JH |
3260 | if (rex & ~rex_used) |
3261 | { | |
3262 | const char *name; | |
3263 | name = prefix_name (rex | 0x40, orig_sizeflag); | |
3264 | if (name == NULL) | |
3265 | name = INTERNAL_DISASSEMBLER_ERROR; | |
3266 | (*info->fprintf_func) (info->stream, "%s ", name); | |
3267 | } | |
7d421014 | 3268 | |
252b5132 RH |
3269 | obufp = obuf + strlen (obuf); |
3270 | for (i = strlen (obuf); i < 6; i++) | |
3271 | oappend (" "); | |
3272 | oappend (" "); | |
3273 | (*info->fprintf_func) (info->stream, "%s", obuf); | |
3274 | ||
3275 | /* The enter and bound instructions are printed with operands in the same | |
3276 | order as the intel book; everything else is printed in reverse order. */ | |
2da11e11 | 3277 | if (intel_syntax || two_source_ops) |
252b5132 RH |
3278 | { |
3279 | first = op1out; | |
3280 | second = op2out; | |
3281 | third = op3out; | |
3282 | op_ad = op_index[0]; | |
3283 | op_index[0] = op_index[2]; | |
3284 | op_index[2] = op_ad; | |
3285 | } | |
3286 | else | |
3287 | { | |
3288 | first = op3out; | |
3289 | second = op2out; | |
3290 | third = op1out; | |
3291 | } | |
3292 | needcomma = 0; | |
3293 | if (*first) | |
3294 | { | |
52b15da3 | 3295 | if (op_index[0] != -1 && !op_riprel[0]) |
252b5132 RH |
3296 | (*info->print_address_func) ((bfd_vma) op_address[op_index[0]], info); |
3297 | else | |
3298 | (*info->fprintf_func) (info->stream, "%s", first); | |
3299 | needcomma = 1; | |
3300 | } | |
3301 | if (*second) | |
3302 | { | |
3303 | if (needcomma) | |
3304 | (*info->fprintf_func) (info->stream, ","); | |
52b15da3 | 3305 | if (op_index[1] != -1 && !op_riprel[1]) |
252b5132 RH |
3306 | (*info->print_address_func) ((bfd_vma) op_address[op_index[1]], info); |
3307 | else | |
3308 | (*info->fprintf_func) (info->stream, "%s", second); | |
3309 | needcomma = 1; | |
3310 | } | |
3311 | if (*third) | |
3312 | { | |
3313 | if (needcomma) | |
3314 | (*info->fprintf_func) (info->stream, ","); | |
52b15da3 | 3315 | if (op_index[2] != -1 && !op_riprel[2]) |
252b5132 RH |
3316 | (*info->print_address_func) ((bfd_vma) op_address[op_index[2]], info); |
3317 | else | |
3318 | (*info->fprintf_func) (info->stream, "%s", third); | |
3319 | } | |
52b15da3 JH |
3320 | for (i = 0; i < 3; i++) |
3321 | if (op_index[i] != -1 && op_riprel[i]) | |
3322 | { | |
3323 | (*info->fprintf_func) (info->stream, " # "); | |
3324 | (*info->print_address_func) ((bfd_vma) (start_pc + codep - start_codep | |
3325 | + op_address[op_index[i]]), info); | |
3326 | } | |
252b5132 RH |
3327 | return codep - inbuf; |
3328 | } | |
3329 | ||
2da11e11 | 3330 | static const char *float_mem_att[] = { |
252b5132 RH |
3331 | /* d8 */ |
3332 | "fadds", | |
3333 | "fmuls", | |
3334 | "fcoms", | |
3335 | "fcomps", | |
3336 | "fsubs", | |
3337 | "fsubrs", | |
3338 | "fdivs", | |
3339 | "fdivrs", | |
3340 | /* d9 */ | |
3341 | "flds", | |
3342 | "(bad)", | |
3343 | "fsts", | |
3344 | "fstps", | |
3345 | "fldenv", | |
3346 | "fldcw", | |
3347 | "fNstenv", | |
3348 | "fNstcw", | |
3349 | /* da */ | |
3350 | "fiaddl", | |
3351 | "fimull", | |
3352 | "ficoml", | |
3353 | "ficompl", | |
3354 | "fisubl", | |
3355 | "fisubrl", | |
3356 | "fidivl", | |
3357 | "fidivrl", | |
3358 | /* db */ | |
3359 | "fildl", | |
3360 | "(bad)", | |
3361 | "fistl", | |
3362 | "fistpl", | |
3363 | "(bad)", | |
3364 | "fldt", | |
3365 | "(bad)", | |
3366 | "fstpt", | |
3367 | /* dc */ | |
3368 | "faddl", | |
3369 | "fmull", | |
3370 | "fcoml", | |
3371 | "fcompl", | |
3372 | "fsubl", | |
3373 | "fsubrl", | |
3374 | "fdivl", | |
3375 | "fdivrl", | |
3376 | /* dd */ | |
3377 | "fldl", | |
3378 | "(bad)", | |
3379 | "fstl", | |
3380 | "fstpl", | |
3381 | "frstor", | |
3382 | "(bad)", | |
3383 | "fNsave", | |
3384 | "fNstsw", | |
3385 | /* de */ | |
3386 | "fiadd", | |
3387 | "fimul", | |
3388 | "ficom", | |
3389 | "ficomp", | |
3390 | "fisub", | |
3391 | "fisubr", | |
3392 | "fidiv", | |
3393 | "fidivr", | |
3394 | /* df */ | |
3395 | "fild", | |
3396 | "(bad)", | |
3397 | "fist", | |
3398 | "fistp", | |
3399 | "fbld", | |
3400 | "fildll", | |
3401 | "fbstp", | |
3402 | "fistpll", | |
3403 | }; | |
3404 | ||
2da11e11 | 3405 | static const char *float_mem_intel[] = { |
252b5132 RH |
3406 | /* d8 */ |
3407 | "fadd", | |
3408 | "fmul", | |
3409 | "fcom", | |
3410 | "fcomp", | |
3411 | "fsub", | |
3412 | "fsubr", | |
3413 | "fdiv", | |
3414 | "fdivr", | |
3415 | /* d9 */ | |
3416 | "fld", | |
3417 | "(bad)", | |
3418 | "fst", | |
3419 | "fstp", | |
3420 | "fldenv", | |
3421 | "fldcw", | |
3422 | "fNstenv", | |
3423 | "fNstcw", | |
3424 | /* da */ | |
3425 | "fiadd", | |
3426 | "fimul", | |
3427 | "ficom", | |
3428 | "ficomp", | |
3429 | "fisub", | |
3430 | "fisubr", | |
3431 | "fidiv", | |
3432 | "fidivr", | |
3433 | /* db */ | |
3434 | "fild", | |
3435 | "(bad)", | |
3436 | "fist", | |
3437 | "fistp", | |
3438 | "(bad)", | |
3439 | "fld", | |
3440 | "(bad)", | |
3441 | "fstp", | |
3442 | /* dc */ | |
3443 | "fadd", | |
3444 | "fmul", | |
3445 | "fcom", | |
3446 | "fcomp", | |
3447 | "fsub", | |
3448 | "fsubr", | |
3449 | "fdiv", | |
3450 | "fdivr", | |
3451 | /* dd */ | |
3452 | "fld", | |
3453 | "(bad)", | |
3454 | "fst", | |
3455 | "fstp", | |
3456 | "frstor", | |
3457 | "(bad)", | |
3458 | "fNsave", | |
3459 | "fNstsw", | |
3460 | /* de */ | |
3461 | "fiadd", | |
3462 | "fimul", | |
3463 | "ficom", | |
3464 | "ficomp", | |
3465 | "fisub", | |
3466 | "fisubr", | |
3467 | "fidiv", | |
3468 | "fidivr", | |
3469 | /* df */ | |
3470 | "fild", | |
3471 | "(bad)", | |
3472 | "fist", | |
3473 | "fistp", | |
3474 | "fbld", | |
3475 | "fild", | |
3476 | "fbstp", | |
3477 | "fistpll", | |
3478 | }; | |
3479 | ||
3480 | #define ST OP_ST, 0 | |
3481 | #define STi OP_STi, 0 | |
3482 | ||
57d91c3c ILT |
3483 | #define FGRPd9_2 NULL, NULL, 0, NULL, 0, NULL, 0 |
3484 | #define FGRPd9_4 NULL, NULL, 1, NULL, 0, NULL, 0 | |
3485 | #define FGRPd9_5 NULL, NULL, 2, NULL, 0, NULL, 0 | |
3486 | #define FGRPd9_6 NULL, NULL, 3, NULL, 0, NULL, 0 | |
3487 | #define FGRPd9_7 NULL, NULL, 4, NULL, 0, NULL, 0 | |
3488 | #define FGRPda_5 NULL, NULL, 5, NULL, 0, NULL, 0 | |
3489 | #define FGRPdb_4 NULL, NULL, 6, NULL, 0, NULL, 0 | |
3490 | #define FGRPde_3 NULL, NULL, 7, NULL, 0, NULL, 0 | |
3491 | #define FGRPdf_4 NULL, NULL, 8, NULL, 0, NULL, 0 | |
252b5132 | 3492 | |
2da11e11 | 3493 | static const struct dis386 float_reg[][8] = { |
252b5132 RH |
3494 | /* d8 */ |
3495 | { | |
57d91c3c ILT |
3496 | { "fadd", ST, STi, XX }, |
3497 | { "fmul", ST, STi, XX }, | |
3498 | { "fcom", STi, XX, XX }, | |
3499 | { "fcomp", STi, XX, XX }, | |
3500 | { "fsub", ST, STi, XX }, | |
3501 | { "fsubr", ST, STi, XX }, | |
3502 | { "fdiv", ST, STi, XX }, | |
3503 | { "fdivr", ST, STi, XX }, | |
252b5132 RH |
3504 | }, |
3505 | /* d9 */ | |
3506 | { | |
57d91c3c ILT |
3507 | { "fld", STi, XX, XX }, |
3508 | { "fxch", STi, XX, XX }, | |
252b5132 | 3509 | { FGRPd9_2 }, |
57d91c3c | 3510 | { "(bad)", XX, XX, XX }, |
252b5132 RH |
3511 | { FGRPd9_4 }, |
3512 | { FGRPd9_5 }, | |
3513 | { FGRPd9_6 }, | |
3514 | { FGRPd9_7 }, | |
3515 | }, | |
3516 | /* da */ | |
3517 | { | |
57d91c3c ILT |
3518 | { "fcmovb", ST, STi, XX }, |
3519 | { "fcmove", ST, STi, XX }, | |
3520 | { "fcmovbe",ST, STi, XX }, | |
3521 | { "fcmovu", ST, STi, XX }, | |
3522 | { "(bad)", XX, XX, XX }, | |
252b5132 | 3523 | { FGRPda_5 }, |
57d91c3c ILT |
3524 | { "(bad)", XX, XX, XX }, |
3525 | { "(bad)", XX, XX, XX }, | |
252b5132 RH |
3526 | }, |
3527 | /* db */ | |
3528 | { | |
57d91c3c ILT |
3529 | { "fcmovnb",ST, STi, XX }, |
3530 | { "fcmovne",ST, STi, XX }, | |
3531 | { "fcmovnbe",ST, STi, XX }, | |
3532 | { "fcmovnu",ST, STi, XX }, | |
252b5132 | 3533 | { FGRPdb_4 }, |
57d91c3c ILT |
3534 | { "fucomi", ST, STi, XX }, |
3535 | { "fcomi", ST, STi, XX }, | |
3536 | { "(bad)", XX, XX, XX }, | |
252b5132 RH |
3537 | }, |
3538 | /* dc */ | |
3539 | { | |
57d91c3c ILT |
3540 | { "fadd", STi, ST, XX }, |
3541 | { "fmul", STi, ST, XX }, | |
3542 | { "(bad)", XX, XX, XX }, | |
3543 | { "(bad)", XX, XX, XX }, | |
252b5132 | 3544 | #if UNIXWARE_COMPAT |
57d91c3c ILT |
3545 | { "fsub", STi, ST, XX }, |
3546 | { "fsubr", STi, ST, XX }, | |
3547 | { "fdiv", STi, ST, XX }, | |
3548 | { "fdivr", STi, ST, XX }, | |
252b5132 | 3549 | #else |
57d91c3c ILT |
3550 | { "fsubr", STi, ST, XX }, |
3551 | { "fsub", STi, ST, XX }, | |
3552 | { "fdivr", STi, ST, XX }, | |
3553 | { "fdiv", STi, ST, XX }, | |
252b5132 RH |
3554 | #endif |
3555 | }, | |
3556 | /* dd */ | |
3557 | { | |
57d91c3c ILT |
3558 | { "ffree", STi, XX, XX }, |
3559 | { "(bad)", XX, XX, XX }, | |
3560 | { "fst", STi, XX, XX }, | |
3561 | { "fstp", STi, XX, XX }, | |
3562 | { "fucom", STi, XX, XX }, | |
3563 | { "fucomp", STi, XX, XX }, | |
3564 | { "(bad)", XX, XX, XX }, | |
3565 | { "(bad)", XX, XX, XX }, | |
252b5132 RH |
3566 | }, |
3567 | /* de */ | |
3568 | { | |
57d91c3c ILT |
3569 | { "faddp", STi, ST, XX }, |
3570 | { "fmulp", STi, ST, XX }, | |
3571 | { "(bad)", XX, XX, XX }, | |
252b5132 RH |
3572 | { FGRPde_3 }, |
3573 | #if UNIXWARE_COMPAT | |
57d91c3c ILT |
3574 | { "fsubp", STi, ST, XX }, |
3575 | { "fsubrp", STi, ST, XX }, | |
3576 | { "fdivp", STi, ST, XX }, | |
3577 | { "fdivrp", STi, ST, XX }, | |
252b5132 | 3578 | #else |
57d91c3c ILT |
3579 | { "fsubrp", STi, ST, XX }, |
3580 | { "fsubp", STi, ST, XX }, | |
3581 | { "fdivrp", STi, ST, XX }, | |
3582 | { "fdivp", STi, ST, XX }, | |
252b5132 RH |
3583 | #endif |
3584 | }, | |
3585 | /* df */ | |
3586 | { | |
c2419411 | 3587 | { "ffreep", STi, XX, XX }, |
57d91c3c ILT |
3588 | { "(bad)", XX, XX, XX }, |
3589 | { "(bad)", XX, XX, XX }, | |
3590 | { "(bad)", XX, XX, XX }, | |
252b5132 | 3591 | { FGRPdf_4 }, |
57d91c3c ILT |
3592 | { "fucomip",ST, STi, XX }, |
3593 | { "fcomip", ST, STi, XX }, | |
3594 | { "(bad)", XX, XX, XX }, | |
252b5132 RH |
3595 | }, |
3596 | }; | |
3597 | ||
3598 | ||
3599 | static char *fgrps[][8] = { | |
3600 | /* d9_2 0 */ | |
3601 | { | |
3602 | "fnop","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", | |
3603 | }, | |
3604 | ||
3605 | /* d9_4 1 */ | |
3606 | { | |
3607 | "fchs","fabs","(bad)","(bad)","ftst","fxam","(bad)","(bad)", | |
3608 | }, | |
3609 | ||
3610 | /* d9_5 2 */ | |
3611 | { | |
3612 | "fld1","fldl2t","fldl2e","fldpi","fldlg2","fldln2","fldz","(bad)", | |
3613 | }, | |
3614 | ||
3615 | /* d9_6 3 */ | |
3616 | { | |
3617 | "f2xm1","fyl2x","fptan","fpatan","fxtract","fprem1","fdecstp","fincstp", | |
3618 | }, | |
3619 | ||
3620 | /* d9_7 4 */ | |
3621 | { | |
3622 | "fprem","fyl2xp1","fsqrt","fsincos","frndint","fscale","fsin","fcos", | |
3623 | }, | |
3624 | ||
3625 | /* da_5 5 */ | |
3626 | { | |
3627 | "(bad)","fucompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", | |
3628 | }, | |
3629 | ||
3630 | /* db_4 6 */ | |
3631 | { | |
3632 | "feni(287 only)","fdisi(287 only)","fNclex","fNinit", | |
3633 | "fNsetpm(287 only)","(bad)","(bad)","(bad)", | |
3634 | }, | |
3635 | ||
3636 | /* de_3 7 */ | |
3637 | { | |
3638 | "(bad)","fcompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", | |
3639 | }, | |
3640 | ||
3641 | /* df_4 8 */ | |
3642 | { | |
3643 | "fNstsw","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", | |
3644 | }, | |
3645 | }; | |
3646 | ||
3647 | static void | |
3648 | dofloat (sizeflag) | |
3649 | int sizeflag; | |
3650 | { | |
2da11e11 | 3651 | const struct dis386 *dp; |
252b5132 RH |
3652 | unsigned char floatop; |
3653 | ||
3654 | floatop = codep[-1]; | |
3655 | ||
3656 | if (mod != 3) | |
3657 | { | |
3658 | if (intel_syntax) | |
3659 | putop (float_mem_intel[(floatop - 0xd8 ) * 8 + reg], sizeflag); | |
3660 | else | |
3661 | putop (float_mem_att[(floatop - 0xd8 ) * 8 + reg], sizeflag); | |
3662 | obufp = op1out; | |
3663 | if (floatop == 0xdb) | |
3664 | OP_E (x_mode, sizeflag); | |
3665 | else if (floatop == 0xdd) | |
3666 | OP_E (d_mode, sizeflag); | |
2da11e11 | 3667 | else |
252b5132 RH |
3668 | OP_E (v_mode, sizeflag); |
3669 | return; | |
3670 | } | |
4bba6815 AM |
3671 | /* skip mod/rm byte */ |
3672 | MODRM_CHECK; | |
252b5132 RH |
3673 | codep++; |
3674 | ||
3675 | dp = &float_reg[floatop - 0xd8][reg]; | |
3676 | if (dp->name == NULL) | |
3677 | { | |
3678 | putop (fgrps[dp->bytemode1][rm], sizeflag); | |
3679 | ||
3680 | /* instruction fnstsw is only one with strange arg */ | |
3681 | if (floatop == 0xdf && codep[-1] == 0xe0) | |
3682 | strcpy (op1out, names16[0]); | |
3683 | } | |
3684 | else | |
3685 | { | |
3686 | putop (dp->name, sizeflag); | |
3687 | ||
3688 | obufp = op1out; | |
3689 | if (dp->op1) | |
3690 | (*dp->op1)(dp->bytemode1, sizeflag); | |
3691 | obufp = op2out; | |
3692 | if (dp->op2) | |
3693 | (*dp->op2)(dp->bytemode2, sizeflag); | |
3694 | } | |
3695 | } | |
3696 | ||
3697 | /* ARGSUSED */ | |
3698 | static void | |
3699 | OP_ST (ignore, sizeflag) | |
57d91c3c ILT |
3700 | int ignore ATTRIBUTE_UNUSED; |
3701 | int sizeflag ATTRIBUTE_UNUSED; | |
252b5132 RH |
3702 | { |
3703 | oappend ("%st"); | |
3704 | } | |
3705 | ||
3706 | /* ARGSUSED */ | |
3707 | static void | |
3708 | OP_STi (ignore, sizeflag) | |
57d91c3c ILT |
3709 | int ignore ATTRIBUTE_UNUSED; |
3710 | int sizeflag ATTRIBUTE_UNUSED; | |
252b5132 RH |
3711 | { |
3712 | sprintf (scratchbuf, "%%st(%d)", rm); | |
3713 | oappend (scratchbuf); | |
3714 | } | |
3715 | ||
3716 | ||
3717 | /* capital letters in template are macros */ | |
3718 | static void | |
3719 | putop (template, sizeflag) | |
2da11e11 | 3720 | const char *template; |
252b5132 RH |
3721 | int sizeflag; |
3722 | { | |
2da11e11 | 3723 | const char *p; |
252b5132 RH |
3724 | |
3725 | for (p = template; *p; p++) | |
3726 | { | |
3727 | switch (*p) | |
3728 | { | |
3729 | default: | |
3730 | *obufp++ = *p; | |
3731 | break; | |
3732 | case 'A': | |
3733 | if (intel_syntax) | |
3734 | break; | |
3735 | if (mod != 3 | |
3736 | #ifdef SUFFIX_ALWAYS | |
3737 | || (sizeflag & SUFFIX_ALWAYS) | |
3738 | #endif | |
3739 | ) | |
3740 | *obufp++ = 'b'; | |
3741 | break; | |
3742 | case 'B': | |
3743 | if (intel_syntax) | |
3744 | break; | |
3745 | #ifdef SUFFIX_ALWAYS | |
3746 | if (sizeflag & SUFFIX_ALWAYS) | |
3747 | *obufp++ = 'b'; | |
3748 | #endif | |
3749 | break; | |
3750 | case 'E': /* For jcxz/jecxz */ | |
3751 | if (sizeflag & AFLAG) | |
3752 | *obufp++ = 'e'; | |
3ffd33cf AM |
3753 | used_prefixes |= (prefixes & PREFIX_ADDR); |
3754 | break; | |
3755 | case 'F': | |
3756 | if ((prefixes & PREFIX_ADDR) | |
3757 | #ifdef SUFFIX_ALWAYS | |
3758 | || (sizeflag & SUFFIX_ALWAYS) | |
3759 | #endif | |
3760 | ) | |
3761 | { | |
3762 | if (sizeflag & AFLAG) | |
3763 | *obufp++ = 'l'; | |
3764 | else | |
3765 | *obufp++ = 'w'; | |
3766 | used_prefixes |= (prefixes & PREFIX_ADDR); | |
3767 | } | |
252b5132 | 3768 | break; |
90530880 JH |
3769 | case 'I': |
3770 | if (intel_syntax) | |
3771 | break; | |
3772 | if (mode_64bit) | |
3773 | *obufp++ = 'q'; | |
3774 | else | |
3775 | { | |
3776 | if ((prefixes & PREFIX_DATA) | |
3777 | #ifdef SUFFIX_ALWAYS | |
3778 | || (sizeflag & SUFFIX_ALWAYS) | |
3779 | #endif | |
3780 | ) | |
3781 | { | |
3782 | if (sizeflag & DFLAG) | |
3783 | *obufp++ = 'l'; | |
3784 | else | |
3785 | *obufp++ = 'w'; | |
3786 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3787 | } | |
3788 | } | |
3789 | break; | |
252b5132 RH |
3790 | case 'L': |
3791 | if (intel_syntax) | |
3792 | break; | |
3793 | #ifdef SUFFIX_ALWAYS | |
3794 | if (sizeflag & SUFFIX_ALWAYS) | |
3795 | *obufp++ = 'l'; | |
3796 | #endif | |
3797 | break; | |
3798 | case 'N': | |
3799 | if ((prefixes & PREFIX_FWAIT) == 0) | |
3800 | *obufp++ = 'n'; | |
7d421014 ILT |
3801 | else |
3802 | used_prefixes |= PREFIX_FWAIT; | |
252b5132 | 3803 | break; |
52b15da3 JH |
3804 | case 'O': |
3805 | USED_REX (REX_MODE64); | |
3806 | if (rex & REX_MODE64) | |
3807 | *obufp++ = 'o'; | |
3808 | else | |
3809 | *obufp++ = 'd'; | |
3810 | break; | |
252b5132 RH |
3811 | case 'P': |
3812 | if (intel_syntax) | |
3813 | break; | |
3814 | if ((prefixes & PREFIX_DATA) | |
52b15da3 | 3815 | || (rex & REX_MODE64) |
252b5132 RH |
3816 | #ifdef SUFFIX_ALWAYS |
3817 | || (sizeflag & SUFFIX_ALWAYS) | |
3818 | #endif | |
3819 | ) | |
3820 | { | |
52b15da3 JH |
3821 | USED_REX (REX_MODE64); |
3822 | if (rex & REX_MODE64) | |
3823 | *obufp++ = 'q'; | |
c2419411 | 3824 | else |
52b15da3 JH |
3825 | { |
3826 | if (sizeflag & DFLAG) | |
3827 | *obufp++ = 'l'; | |
3828 | else | |
3829 | *obufp++ = 'w'; | |
3830 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3831 | } | |
252b5132 RH |
3832 | } |
3833 | break; | |
3834 | case 'Q': | |
3835 | if (intel_syntax) | |
3836 | break; | |
90530880 | 3837 | USED_REX (REX_MODE64); |
252b5132 RH |
3838 | if (mod != 3 |
3839 | #ifdef SUFFIX_ALWAYS | |
3840 | || (sizeflag & SUFFIX_ALWAYS) | |
3841 | #endif | |
3842 | ) | |
3843 | { | |
52b15da3 JH |
3844 | if (rex & REX_MODE64) |
3845 | *obufp++ = 'q'; | |
252b5132 | 3846 | else |
52b15da3 JH |
3847 | { |
3848 | if (sizeflag & DFLAG) | |
3849 | *obufp++ = 'l'; | |
3850 | else | |
3851 | *obufp++ = 'w'; | |
3852 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3853 | } | |
252b5132 RH |
3854 | } |
3855 | break; | |
3856 | case 'R': | |
52b15da3 | 3857 | USED_REX (REX_MODE64); |
252b5132 | 3858 | if (intel_syntax) |
c608c12e | 3859 | { |
52b15da3 JH |
3860 | if (rex & REX_MODE64) |
3861 | { | |
3862 | *obufp++ = 'q'; | |
3863 | *obufp++ = 't'; | |
3864 | } | |
3865 | else if (sizeflag & DFLAG) | |
c608c12e AM |
3866 | { |
3867 | *obufp++ = 'd'; | |
3868 | *obufp++ = 'q'; | |
3869 | } | |
3870 | else | |
3871 | { | |
3872 | *obufp++ = 'w'; | |
3873 | *obufp++ = 'd'; | |
3874 | } | |
3875 | } | |
252b5132 | 3876 | else |
c608c12e | 3877 | { |
52b15da3 JH |
3878 | if (rex & REX_MODE64) |
3879 | *obufp++ = 'q'; | |
3880 | else if (sizeflag & DFLAG) | |
c608c12e AM |
3881 | *obufp++ = 'l'; |
3882 | else | |
3883 | *obufp++ = 'w'; | |
3884 | } | |
52b15da3 JH |
3885 | if (!(rex & REX_MODE64)) |
3886 | used_prefixes |= (prefixes & PREFIX_DATA); | |
252b5132 RH |
3887 | break; |
3888 | case 'S': | |
3889 | if (intel_syntax) | |
3890 | break; | |
3891 | #ifdef SUFFIX_ALWAYS | |
3892 | if (sizeflag & SUFFIX_ALWAYS) | |
3893 | { | |
52b15da3 JH |
3894 | if (rex & REX_MODE64) |
3895 | *obufp++ = 'q'; | |
252b5132 | 3896 | else |
52b15da3 JH |
3897 | { |
3898 | if (sizeflag & DFLAG) | |
3899 | *obufp++ = 'l'; | |
3900 | else | |
3901 | *obufp++ = 'w'; | |
3902 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3903 | } | |
252b5132 RH |
3904 | } |
3905 | #endif | |
3906 | break; | |
90530880 JH |
3907 | case 'T': |
3908 | if (intel_syntax) | |
3909 | break; | |
3910 | if (mode_64bit) | |
3911 | *obufp++ = 'q'; | |
3912 | else if (mod != 3 | |
3913 | #ifdef SUFFIX_ALWAYS | |
3914 | || (sizeflag & SUFFIX_ALWAYS) | |
3915 | #endif | |
3916 | ) | |
3917 | { | |
3918 | if (sizeflag & DFLAG) | |
3919 | *obufp++ = 'l'; | |
3920 | else | |
3921 | *obufp++ = 'w'; | |
3922 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3923 | } | |
3924 | break; | |
041bd2e0 JH |
3925 | case 'X': |
3926 | if (prefixes & PREFIX_DATA) | |
3927 | *obufp++ = 'd'; | |
3928 | else | |
3929 | *obufp++ = 's'; | |
3930 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3931 | break; | |
76f227a5 JH |
3932 | case 'Y': |
3933 | if (intel_syntax) | |
3934 | break; | |
3935 | if (rex & REX_MODE64) | |
3936 | { | |
3937 | USED_REX (REX_MODE64); | |
3938 | *obufp++ = 'q'; | |
3939 | } | |
3940 | break; | |
52b15da3 | 3941 | /* implicit operand size 'l' for i386 or 'q' for x86-64 */ |
252b5132 | 3942 | case 'W': |
252b5132 | 3943 | /* operand size flag for cwtl, cbtw */ |
52b15da3 JH |
3944 | USED_REX (0); |
3945 | if (rex) | |
3946 | *obufp++ = 'l'; | |
3947 | else if (sizeflag & DFLAG) | |
252b5132 RH |
3948 | *obufp++ = 'w'; |
3949 | else | |
3950 | *obufp++ = 'b'; | |
c608c12e AM |
3951 | if (intel_syntax) |
3952 | { | |
52b15da3 JH |
3953 | if (rex) |
3954 | { | |
3955 | *obufp++ = 'q'; | |
3956 | *obufp++ = 'e'; | |
3957 | } | |
c608c12e AM |
3958 | if (sizeflag & DFLAG) |
3959 | { | |
3960 | *obufp++ = 'd'; | |
3961 | *obufp++ = 'e'; | |
3962 | } | |
3963 | else | |
3964 | { | |
3965 | *obufp++ = 'w'; | |
3966 | } | |
3967 | } | |
52b15da3 JH |
3968 | if (!rex) |
3969 | used_prefixes |= (prefixes & PREFIX_DATA); | |
252b5132 RH |
3970 | break; |
3971 | } | |
3972 | } | |
3973 | *obufp = 0; | |
3974 | } | |
3975 | ||
3976 | static void | |
3977 | oappend (s) | |
2da11e11 | 3978 | const char *s; |
252b5132 RH |
3979 | { |
3980 | strcpy (obufp, s); | |
3981 | obufp += strlen (s); | |
3982 | } | |
3983 | ||
3984 | static void | |
3985 | append_seg () | |
3986 | { | |
3987 | if (prefixes & PREFIX_CS) | |
7d421014 ILT |
3988 | { |
3989 | oappend ("%cs:"); | |
3990 | used_prefixes |= PREFIX_CS; | |
3991 | } | |
252b5132 | 3992 | if (prefixes & PREFIX_DS) |
7d421014 ILT |
3993 | { |
3994 | oappend ("%ds:"); | |
3995 | used_prefixes |= PREFIX_DS; | |
3996 | } | |
252b5132 | 3997 | if (prefixes & PREFIX_SS) |
7d421014 ILT |
3998 | { |
3999 | oappend ("%ss:"); | |
4000 | used_prefixes |= PREFIX_SS; | |
4001 | } | |
252b5132 | 4002 | if (prefixes & PREFIX_ES) |
7d421014 ILT |
4003 | { |
4004 | oappend ("%es:"); | |
4005 | used_prefixes |= PREFIX_ES; | |
4006 | } | |
252b5132 | 4007 | if (prefixes & PREFIX_FS) |
7d421014 ILT |
4008 | { |
4009 | oappend ("%fs:"); | |
4010 | used_prefixes |= PREFIX_FS; | |
4011 | } | |
252b5132 | 4012 | if (prefixes & PREFIX_GS) |
7d421014 ILT |
4013 | { |
4014 | oappend ("%gs:"); | |
4015 | used_prefixes |= PREFIX_GS; | |
4016 | } | |
252b5132 RH |
4017 | } |
4018 | ||
4019 | static void | |
4020 | OP_indirE (bytemode, sizeflag) | |
4021 | int bytemode; | |
4022 | int sizeflag; | |
4023 | { | |
4024 | if (!intel_syntax) | |
4025 | oappend ("*"); | |
4026 | OP_E (bytemode, sizeflag); | |
4027 | } | |
4028 | ||
52b15da3 JH |
4029 | static void |
4030 | print_operand_value (buf, hex, disp) | |
4031 | char *buf; | |
4032 | int hex; | |
4033 | bfd_vma disp; | |
4034 | { | |
4035 | if (mode_64bit) | |
4036 | { | |
4037 | if (hex) | |
4038 | { | |
4039 | char tmp[30]; | |
4040 | int i; | |
4041 | buf[0] = '0'; | |
4042 | buf[1] = 'x'; | |
4043 | sprintf_vma (tmp, disp); | |
4044 | for (i = 0; tmp[i] == '0' && tmp[i+1]; i++); | |
4045 | strcpy (buf + 2, tmp + i); | |
4046 | } | |
4047 | else | |
4048 | { | |
4049 | bfd_signed_vma v = disp; | |
4050 | char tmp[30]; | |
4051 | int i; | |
4052 | if (v < 0) | |
4053 | { | |
4054 | *(buf++) = '-'; | |
4055 | v = -disp; | |
4056 | /* Check for possible overflow on 0x8000000000000000 */ | |
4057 | if (v < 0) | |
4058 | { | |
4059 | strcpy (buf, "9223372036854775808"); | |
4060 | return; | |
4061 | } | |
4062 | } | |
4063 | if (!v) | |
4064 | { | |
4065 | strcpy (buf, "0"); | |
4066 | return; | |
4067 | } | |
4068 | ||
4069 | i = 0; | |
4070 | tmp[29] = 0; | |
4071 | while (v) | |
4072 | { | |
4073 | tmp[28-i] = (v % 10) + '0'; | |
4074 | v /= 10; | |
4075 | i++; | |
4076 | } | |
4077 | strcpy (buf, tmp + 29 - i); | |
4078 | } | |
4079 | } | |
4080 | else | |
4081 | { | |
4082 | if (hex) | |
4083 | sprintf (buf, "0x%x", (unsigned int) disp); | |
4084 | else | |
4085 | sprintf (buf, "%d", (int) disp); | |
4086 | } | |
4087 | } | |
4088 | ||
252b5132 RH |
4089 | static void |
4090 | OP_E (bytemode, sizeflag) | |
4091 | int bytemode; | |
4092 | int sizeflag; | |
4093 | { | |
52b15da3 JH |
4094 | bfd_vma disp; |
4095 | int add = 0; | |
4096 | int riprel = 0; | |
4097 | USED_REX (REX_EXTZ); | |
4098 | if (rex & REX_EXTZ) | |
4099 | add += 8; | |
252b5132 RH |
4100 | |
4101 | /* skip mod/rm byte */ | |
4bba6815 | 4102 | MODRM_CHECK; |
252b5132 RH |
4103 | codep++; |
4104 | ||
4105 | if (mod == 3) | |
4106 | { | |
4107 | switch (bytemode) | |
4108 | { | |
4109 | case b_mode: | |
52b15da3 JH |
4110 | USED_REX (0); |
4111 | if (rex) | |
4112 | oappend (names8rex[rm + add]); | |
4113 | else | |
4114 | oappend (names8[rm + add]); | |
252b5132 RH |
4115 | break; |
4116 | case w_mode: | |
52b15da3 | 4117 | oappend (names16[rm + add]); |
252b5132 | 4118 | break; |
2da11e11 | 4119 | case d_mode: |
52b15da3 JH |
4120 | oappend (names32[rm + add]); |
4121 | break; | |
4122 | case q_mode: | |
4123 | oappend (names64[rm + add]); | |
4124 | break; | |
4125 | case m_mode: | |
4126 | if (mode_64bit) | |
4127 | oappend (names64[rm + add]); | |
4128 | else | |
4129 | oappend (names32[rm + add]); | |
2da11e11 | 4130 | break; |
252b5132 | 4131 | case v_mode: |
52b15da3 JH |
4132 | USED_REX (REX_MODE64); |
4133 | if (rex & REX_MODE64) | |
4134 | oappend (names64[rm + add]); | |
4135 | else if (sizeflag & DFLAG) | |
4136 | oappend (names32[rm + add]); | |
252b5132 | 4137 | else |
52b15da3 | 4138 | oappend (names16[rm + add]); |
7d421014 | 4139 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 | 4140 | break; |
2da11e11 | 4141 | case 0: |
041bd2e0 JH |
4142 | if ( !(codep[-2] == 0xAE && codep[-1] == 0xF8 /* sfence */) |
4143 | && !(codep[-2] == 0xAE && codep[-1] == 0xF0 /* mfence */) | |
4144 | && !(codep[-2] == 0xAE && codep[-1] == 0xe8 /* lfence */)) | |
2da11e11 | 4145 | BadOp(); /* bad sfence,lea,lds,les,lfs,lgs,lss modrm */ |
c608c12e | 4146 | break; |
252b5132 | 4147 | default: |
c608c12e | 4148 | oappend (INTERNAL_DISASSEMBLER_ERROR); |
252b5132 RH |
4149 | break; |
4150 | } | |
4151 | return; | |
4152 | } | |
4153 | ||
4154 | disp = 0; | |
4155 | append_seg (); | |
4156 | ||
4157 | if (sizeflag & AFLAG) /* 32 bit address mode */ | |
4158 | { | |
4159 | int havesib; | |
4160 | int havebase; | |
4161 | int base; | |
4162 | int index = 0; | |
4163 | int scale = 0; | |
4164 | ||
4165 | havesib = 0; | |
4166 | havebase = 1; | |
4167 | base = rm; | |
4168 | ||
4169 | if (base == 4) | |
4170 | { | |
4171 | havesib = 1; | |
4172 | FETCH_DATA (the_info, codep + 1); | |
4173 | scale = (*codep >> 6) & 3; | |
4174 | index = (*codep >> 3) & 7; | |
4175 | base = *codep & 7; | |
52b15da3 JH |
4176 | USED_REX (REX_EXTY); |
4177 | USED_REX (REX_EXTZ); | |
4178 | if (rex & REX_EXTY) | |
4179 | index += 8; | |
4180 | if (rex & REX_EXTZ) | |
4181 | base += 8; | |
252b5132 RH |
4182 | codep++; |
4183 | } | |
4184 | ||
4185 | switch (mod) | |
4186 | { | |
4187 | case 0: | |
52b15da3 | 4188 | if ((base & 7) == 5) |
252b5132 RH |
4189 | { |
4190 | havebase = 0; | |
52b15da3 JH |
4191 | if (mode_64bit && !havesib) |
4192 | riprel = 1; | |
4193 | disp = get32s (); | |
252b5132 RH |
4194 | } |
4195 | break; | |
4196 | case 1: | |
4197 | FETCH_DATA (the_info, codep + 1); | |
4198 | disp = *codep++; | |
4199 | if ((disp & 0x80) != 0) | |
4200 | disp -= 0x100; | |
4201 | break; | |
4202 | case 2: | |
52b15da3 | 4203 | disp = get32s (); |
252b5132 RH |
4204 | break; |
4205 | } | |
4206 | ||
4207 | if (!intel_syntax) | |
52b15da3 | 4208 | if (mod != 0 || (base & 7) == 5) |
252b5132 | 4209 | { |
52b15da3 | 4210 | print_operand_value (scratchbuf, !riprel, disp); |
252b5132 | 4211 | oappend (scratchbuf); |
52b15da3 JH |
4212 | if (riprel) |
4213 | { | |
4214 | set_op (disp, 1); | |
4215 | oappend ("(%rip)"); | |
4216 | } | |
252b5132 | 4217 | } |
2da11e11 | 4218 | |
252b5132 RH |
4219 | if (havebase || (havesib && (index != 4 || scale != 0))) |
4220 | { | |
4221 | if (intel_syntax) | |
4222 | { | |
4223 | switch (bytemode) | |
4224 | { | |
4225 | case b_mode: | |
52b15da3 | 4226 | oappend ("BYTE PTR "); |
252b5132 RH |
4227 | break; |
4228 | case w_mode: | |
52b15da3 | 4229 | oappend ("WORD PTR "); |
252b5132 RH |
4230 | break; |
4231 | case v_mode: | |
52b15da3 | 4232 | oappend ("DWORD PTR "); |
252b5132 RH |
4233 | break; |
4234 | case d_mode: | |
52b15da3 | 4235 | oappend ("QWORD PTR "); |
252b5132 | 4236 | break; |
52b15da3 JH |
4237 | case m_mode: |
4238 | if (mode_64bit) | |
4239 | oappend ("DWORD PTR "); | |
4240 | else | |
4241 | oappend ("QWORD PTR "); | |
4242 | break; | |
252b5132 | 4243 | case x_mode: |
52b15da3 | 4244 | oappend ("XWORD PTR "); |
252b5132 RH |
4245 | break; |
4246 | default: | |
4247 | break; | |
4248 | } | |
4249 | } | |
4250 | *obufp++ = open_char; | |
52b15da3 JH |
4251 | if (intel_syntax && riprel) |
4252 | oappend ("rip + "); | |
252b5132 | 4253 | *obufp = '\0'; |
52b15da3 JH |
4254 | USED_REX (REX_EXTZ); |
4255 | if (!havesib && (rex & REX_EXTZ)) | |
4256 | base += 8; | |
252b5132 | 4257 | if (havebase) |
52b15da3 | 4258 | oappend (mode_64bit ? names64[base] : names32[base]); |
252b5132 RH |
4259 | if (havesib) |
4260 | { | |
4261 | if (index != 4) | |
4262 | { | |
4263 | if (intel_syntax) | |
4264 | { | |
4265 | if (havebase) | |
4266 | { | |
4267 | *obufp++ = separator_char; | |
4268 | *obufp = '\0'; | |
4269 | } | |
52b15da3 | 4270 | sprintf (scratchbuf, "%s", mode_64bit ? names64[index] : names32[index]); |
252b5132 RH |
4271 | } |
4272 | else | |
52b15da3 | 4273 | sprintf (scratchbuf, ",%s", mode_64bit ? names64[index] : names32[index]); |
252b5132 RH |
4274 | oappend (scratchbuf); |
4275 | } | |
4276 | if (!intel_syntax | |
2da11e11 | 4277 | || (intel_syntax |
252b5132 RH |
4278 | && bytemode != b_mode |
4279 | && bytemode != w_mode | |
4280 | && bytemode != v_mode)) | |
4281 | { | |
4282 | *obufp++ = scale_char; | |
4283 | *obufp = '\0'; | |
4284 | sprintf (scratchbuf, "%d", 1 << scale); | |
4285 | oappend (scratchbuf); | |
4286 | } | |
4287 | } | |
4288 | if (intel_syntax) | |
52b15da3 | 4289 | if (mod != 0 || (base & 7) == 5) |
252b5132 RH |
4290 | { |
4291 | /* Don't print zero displacements */ | |
52b15da3 | 4292 | if (disp != 0) |
252b5132 | 4293 | { |
52b15da3 | 4294 | print_operand_value (scratchbuf, 0, disp); |
252b5132 RH |
4295 | oappend (scratchbuf); |
4296 | } | |
4297 | } | |
4298 | ||
4299 | *obufp++ = close_char; | |
4300 | *obufp = '\0'; | |
4301 | } | |
4302 | else if (intel_syntax) | |
4303 | { | |
52b15da3 | 4304 | if (mod != 0 || (base & 7) == 5) |
252b5132 RH |
4305 | { |
4306 | if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | |
4307 | | PREFIX_ES | PREFIX_FS | PREFIX_GS)) | |
4308 | ; | |
4309 | else | |
4310 | { | |
4311 | oappend (names_seg[3]); | |
4312 | oappend (":"); | |
4313 | } | |
52b15da3 | 4314 | print_operand_value (scratchbuf, 1, disp); |
252b5132 RH |
4315 | oappend (scratchbuf); |
4316 | } | |
4317 | } | |
4318 | } | |
4319 | else | |
4320 | { /* 16 bit address mode */ | |
4321 | switch (mod) | |
4322 | { | |
4323 | case 0: | |
52b15da3 | 4324 | if ((rm & 7) == 6) |
252b5132 RH |
4325 | { |
4326 | disp = get16 (); | |
4327 | if ((disp & 0x8000) != 0) | |
4328 | disp -= 0x10000; | |
4329 | } | |
4330 | break; | |
4331 | case 1: | |
4332 | FETCH_DATA (the_info, codep + 1); | |
4333 | disp = *codep++; | |
4334 | if ((disp & 0x80) != 0) | |
4335 | disp -= 0x100; | |
4336 | break; | |
4337 | case 2: | |
4338 | disp = get16 (); | |
4339 | if ((disp & 0x8000) != 0) | |
4340 | disp -= 0x10000; | |
4341 | break; | |
4342 | } | |
4343 | ||
4344 | if (!intel_syntax) | |
52b15da3 | 4345 | if (mod != 0 || (rm & 7) == 6) |
252b5132 | 4346 | { |
52b15da3 | 4347 | print_operand_value (scratchbuf, 0, disp); |
252b5132 RH |
4348 | oappend (scratchbuf); |
4349 | } | |
4350 | ||
52b15da3 | 4351 | if (mod != 0 || (rm & 7) != 6) |
252b5132 RH |
4352 | { |
4353 | *obufp++ = open_char; | |
4354 | *obufp = '\0'; | |
52b15da3 | 4355 | oappend (index16[rm + add]); |
252b5132 RH |
4356 | *obufp++ = close_char; |
4357 | *obufp = '\0'; | |
4358 | } | |
4359 | } | |
4360 | } | |
4361 | ||
252b5132 RH |
4362 | static void |
4363 | OP_G (bytemode, sizeflag) | |
4364 | int bytemode; | |
4365 | int sizeflag; | |
4366 | { | |
52b15da3 JH |
4367 | int add = 0; |
4368 | USED_REX (REX_EXTX); | |
4369 | if (rex & REX_EXTX) | |
4370 | add += 8; | |
252b5132 RH |
4371 | switch (bytemode) |
4372 | { | |
4373 | case b_mode: | |
52b15da3 JH |
4374 | USED_REX (0); |
4375 | if (rex) | |
4376 | oappend (names8rex[reg + add]); | |
4377 | else | |
4378 | oappend (names8[reg + add]); | |
252b5132 RH |
4379 | break; |
4380 | case w_mode: | |
52b15da3 | 4381 | oappend (names16[reg + add]); |
252b5132 RH |
4382 | break; |
4383 | case d_mode: | |
52b15da3 JH |
4384 | oappend (names32[reg + add]); |
4385 | break; | |
4386 | case q_mode: | |
4387 | oappend (names64[reg + add]); | |
252b5132 RH |
4388 | break; |
4389 | case v_mode: | |
52b15da3 JH |
4390 | USED_REX (REX_MODE64); |
4391 | if (rex & REX_MODE64) | |
4392 | oappend (names64[reg + add]); | |
4393 | else if (sizeflag & DFLAG) | |
4394 | oappend (names32[reg + add]); | |
252b5132 | 4395 | else |
52b15da3 | 4396 | oappend (names16[reg + add]); |
7d421014 | 4397 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
4398 | break; |
4399 | default: | |
4400 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4401 | break; | |
4402 | } | |
4403 | } | |
4404 | ||
52b15da3 JH |
4405 | static bfd_vma |
4406 | get64 () | |
4407 | { | |
4408 | unsigned int a = 0; | |
4409 | unsigned int b = 0; | |
4410 | bfd_vma x = 0; | |
4411 | ||
4412 | #ifdef BFD64 | |
4413 | FETCH_DATA (the_info, codep + 8); | |
4414 | a = *codep++ & 0xff; | |
4415 | a |= (*codep++ & 0xff) << 8; | |
4416 | a |= (*codep++ & 0xff) << 16; | |
4417 | a |= (*codep++ & 0xff) << 24; | |
4418 | b |= (*codep++ & 0xff); | |
4419 | b |= (*codep++ & 0xff) << 8; | |
4420 | b |= (*codep++ & 0xff) << 16; | |
4421 | b |= (*codep++ & 0xff) << 24; | |
4422 | x = a + ((bfd_vma) b << 32); | |
4423 | #else | |
4424 | abort(); | |
4425 | #endif | |
4426 | return x; | |
4427 | } | |
4428 | ||
4429 | static bfd_signed_vma | |
252b5132 RH |
4430 | get32 () |
4431 | { | |
52b15da3 | 4432 | bfd_signed_vma x = 0; |
252b5132 RH |
4433 | |
4434 | FETCH_DATA (the_info, codep + 4); | |
52b15da3 JH |
4435 | x = *codep++ & (bfd_signed_vma) 0xff; |
4436 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 8; | |
4437 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 16; | |
4438 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 24; | |
4439 | return x; | |
4440 | } | |
4441 | ||
4442 | static bfd_signed_vma | |
4443 | get32s () | |
4444 | { | |
4445 | bfd_signed_vma x = 0; | |
4446 | ||
4447 | FETCH_DATA (the_info, codep + 4); | |
4448 | x = *codep++ & (bfd_signed_vma) 0xff; | |
4449 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 8; | |
4450 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 16; | |
4451 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 24; | |
4452 | ||
4453 | x = (x ^ ((bfd_signed_vma) 1 << 31)) - ((bfd_signed_vma) 1 << 31); | |
4454 | ||
252b5132 RH |
4455 | return x; |
4456 | } | |
4457 | ||
4458 | static int | |
4459 | get16 () | |
4460 | { | |
4461 | int x = 0; | |
4462 | ||
4463 | FETCH_DATA (the_info, codep + 2); | |
4464 | x = *codep++ & 0xff; | |
4465 | x |= (*codep++ & 0xff) << 8; | |
4466 | return x; | |
4467 | } | |
4468 | ||
4469 | static void | |
52b15da3 | 4470 | set_op (op, riprel) |
252b5132 | 4471 | unsigned int op; |
52b15da3 | 4472 | int riprel; |
252b5132 RH |
4473 | { |
4474 | op_index[op_ad] = op_ad; | |
4475 | op_address[op_ad] = op; | |
52b15da3 | 4476 | op_riprel[op_ad] = riprel; |
252b5132 RH |
4477 | } |
4478 | ||
4479 | static void | |
4480 | OP_REG (code, sizeflag) | |
4481 | int code; | |
4482 | int sizeflag; | |
4483 | { | |
2da11e11 | 4484 | const char *s; |
52b15da3 JH |
4485 | int add = 0; |
4486 | USED_REX (REX_EXTZ); | |
4487 | if (rex & REX_EXTZ) | |
4488 | add = 8; | |
4489 | ||
4490 | switch (code) | |
4491 | { | |
4492 | case indir_dx_reg: | |
4493 | s = "(%dx)"; | |
4494 | break; | |
4495 | case ax_reg: case cx_reg: case dx_reg: case bx_reg: | |
4496 | case sp_reg: case bp_reg: case si_reg: case di_reg: | |
4497 | s = names16[code - ax_reg + add]; | |
4498 | break; | |
4499 | case es_reg: case ss_reg: case cs_reg: | |
4500 | case ds_reg: case fs_reg: case gs_reg: | |
4501 | s = names_seg[code - es_reg + add]; | |
4502 | break; | |
4503 | case al_reg: case ah_reg: case cl_reg: case ch_reg: | |
4504 | case dl_reg: case dh_reg: case bl_reg: case bh_reg: | |
4505 | USED_REX (0); | |
4506 | if (rex) | |
4507 | s = names8rex[code - al_reg + add]; | |
4508 | else | |
4509 | s = names8[code - al_reg]; | |
4510 | break; | |
4511 | case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg: | |
4512 | case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg: | |
4513 | USED_REX (REX_MODE64); | |
4514 | if (rex & REX_MODE64) | |
4515 | s = names64[code - eAX_reg + add]; | |
4516 | else if (sizeflag & DFLAG) | |
4517 | s = names32[code - eAX_reg + add]; | |
4518 | else | |
4519 | s = names16[code - eAX_reg + add]; | |
4520 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4521 | break; | |
4522 | case rAX_reg: case rCX_reg: case rDX_reg: case rBX_reg: | |
4523 | case rSP_reg: case rBP_reg: case rSI_reg: case rDI_reg: | |
4524 | s = names64[code - rAX_reg + add]; | |
4525 | break; | |
4526 | default: | |
4527 | s = INTERNAL_DISASSEMBLER_ERROR; | |
4528 | break; | |
4529 | } | |
4530 | oappend (s); | |
4531 | } | |
4532 | ||
4533 | static void | |
4534 | OP_IMREG (code, sizeflag) | |
4535 | int code; | |
4536 | int sizeflag; | |
4537 | { | |
4538 | const char *s; | |
252b5132 RH |
4539 | |
4540 | switch (code) | |
4541 | { | |
4542 | case indir_dx_reg: | |
4543 | s = "(%dx)"; | |
4544 | break; | |
4545 | case ax_reg: case cx_reg: case dx_reg: case bx_reg: | |
4546 | case sp_reg: case bp_reg: case si_reg: case di_reg: | |
4547 | s = names16[code - ax_reg]; | |
4548 | break; | |
4549 | case es_reg: case ss_reg: case cs_reg: | |
4550 | case ds_reg: case fs_reg: case gs_reg: | |
4551 | s = names_seg[code - es_reg]; | |
4552 | break; | |
4553 | case al_reg: case ah_reg: case cl_reg: case ch_reg: | |
4554 | case dl_reg: case dh_reg: case bl_reg: case bh_reg: | |
52b15da3 JH |
4555 | USED_REX (0); |
4556 | if (rex) | |
4557 | s = names8rex[code - al_reg]; | |
4558 | else | |
4559 | s = names8[code - al_reg]; | |
252b5132 RH |
4560 | break; |
4561 | case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg: | |
4562 | case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg: | |
52b15da3 JH |
4563 | USED_REX (REX_MODE64); |
4564 | if (rex & REX_MODE64) | |
4565 | s = names64[code - eAX_reg]; | |
4566 | else if (sizeflag & DFLAG) | |
252b5132 RH |
4567 | s = names32[code - eAX_reg]; |
4568 | else | |
4569 | s = names16[code - eAX_reg]; | |
7d421014 | 4570 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
4571 | break; |
4572 | default: | |
4573 | s = INTERNAL_DISASSEMBLER_ERROR; | |
4574 | break; | |
4575 | } | |
4576 | oappend (s); | |
4577 | } | |
4578 | ||
4579 | static void | |
4580 | OP_I (bytemode, sizeflag) | |
4581 | int bytemode; | |
4582 | int sizeflag; | |
4583 | { | |
52b15da3 JH |
4584 | bfd_signed_vma op; |
4585 | bfd_signed_vma mask = -1; | |
252b5132 RH |
4586 | |
4587 | switch (bytemode) | |
4588 | { | |
4589 | case b_mode: | |
4590 | FETCH_DATA (the_info, codep + 1); | |
52b15da3 JH |
4591 | op = *codep++; |
4592 | mask = 0xff; | |
4593 | break; | |
4594 | case q_mode: | |
4595 | op = get32s (); | |
252b5132 RH |
4596 | break; |
4597 | case v_mode: | |
52b15da3 JH |
4598 | USED_REX (REX_MODE64); |
4599 | if (rex & REX_MODE64) | |
4600 | op = get32s (); | |
4601 | else if (sizeflag & DFLAG) | |
4602 | { | |
4603 | op = get32 (); | |
4604 | mask = 0xffffffff; | |
4605 | } | |
252b5132 | 4606 | else |
52b15da3 JH |
4607 | { |
4608 | op = get16 (); | |
4609 | mask = 0xfffff; | |
4610 | } | |
7d421014 | 4611 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
4612 | break; |
4613 | case w_mode: | |
52b15da3 | 4614 | mask = 0xfffff; |
252b5132 RH |
4615 | op = get16 (); |
4616 | break; | |
4617 | default: | |
4618 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4619 | return; | |
4620 | } | |
4621 | ||
52b15da3 JH |
4622 | op &= mask; |
4623 | scratchbuf[0] = '$'; | |
4624 | print_operand_value (scratchbuf + !intel_syntax, 1, op); | |
4625 | oappend (scratchbuf); | |
4626 | scratchbuf[0] = '\0'; | |
4627 | } | |
4628 | ||
4629 | static void | |
4630 | OP_I64 (bytemode, sizeflag) | |
4631 | int bytemode; | |
4632 | int sizeflag; | |
4633 | { | |
4634 | bfd_signed_vma op; | |
4635 | bfd_signed_vma mask = -1; | |
4636 | ||
4637 | switch (bytemode) | |
4638 | { | |
4639 | case b_mode: | |
4640 | FETCH_DATA (the_info, codep + 1); | |
4641 | op = *codep++; | |
4642 | mask = 0xff; | |
4643 | break; | |
4644 | case v_mode: | |
4645 | USED_REX (REX_MODE64); | |
4646 | if (rex & REX_MODE64) | |
4647 | op = get64 (); | |
4648 | else if (sizeflag & DFLAG) | |
4649 | { | |
4650 | op = get32 (); | |
4651 | mask = 0xffffffff; | |
4652 | } | |
4653 | else | |
4654 | { | |
4655 | op = get16 (); | |
4656 | mask = 0xfffff; | |
4657 | } | |
4658 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4659 | break; | |
4660 | case w_mode: | |
4661 | mask = 0xfffff; | |
4662 | op = get16 (); | |
4663 | break; | |
4664 | default: | |
4665 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4666 | return; | |
4667 | } | |
4668 | ||
4669 | op &= mask; | |
4670 | scratchbuf[0] = '$'; | |
4671 | print_operand_value (scratchbuf + !intel_syntax, 1, op); | |
252b5132 RH |
4672 | oappend (scratchbuf); |
4673 | scratchbuf[0] = '\0'; | |
4674 | } | |
4675 | ||
4676 | static void | |
4677 | OP_sI (bytemode, sizeflag) | |
4678 | int bytemode; | |
4679 | int sizeflag; | |
4680 | { | |
52b15da3 JH |
4681 | bfd_signed_vma op; |
4682 | bfd_signed_vma mask = -1; | |
252b5132 RH |
4683 | |
4684 | switch (bytemode) | |
4685 | { | |
4686 | case b_mode: | |
4687 | FETCH_DATA (the_info, codep + 1); | |
4688 | op = *codep++; | |
4689 | if ((op & 0x80) != 0) | |
4690 | op -= 0x100; | |
52b15da3 | 4691 | mask = 0xffffffff; |
252b5132 RH |
4692 | break; |
4693 | case v_mode: | |
52b15da3 JH |
4694 | USED_REX (REX_MODE64); |
4695 | if (rex & REX_MODE64) | |
4696 | op = get32s (); | |
4697 | else if (sizeflag & DFLAG) | |
4698 | { | |
4699 | op = get32s (); | |
4700 | mask = 0xffffffff; | |
4701 | } | |
252b5132 RH |
4702 | else |
4703 | { | |
52b15da3 | 4704 | mask = 0xffffffff; |
252b5132 RH |
4705 | op = get16(); |
4706 | if ((op & 0x8000) != 0) | |
4707 | op -= 0x10000; | |
4708 | } | |
7d421014 | 4709 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
4710 | break; |
4711 | case w_mode: | |
4712 | op = get16 (); | |
52b15da3 | 4713 | mask = 0xffffffff; |
252b5132 RH |
4714 | if ((op & 0x8000) != 0) |
4715 | op -= 0x10000; | |
4716 | break; | |
4717 | default: | |
4718 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4719 | return; | |
4720 | } | |
52b15da3 JH |
4721 | |
4722 | scratchbuf[0] = '$'; | |
4723 | print_operand_value (scratchbuf + 1, 1, op); | |
252b5132 RH |
4724 | oappend (scratchbuf); |
4725 | } | |
4726 | ||
4727 | static void | |
4728 | OP_J (bytemode, sizeflag) | |
4729 | int bytemode; | |
4730 | int sizeflag; | |
4731 | { | |
52b15da3 | 4732 | bfd_vma disp; |
252b5132 RH |
4733 | int mask = -1; |
4734 | ||
4735 | switch (bytemode) | |
4736 | { | |
4737 | case b_mode: | |
4738 | FETCH_DATA (the_info, codep + 1); | |
4739 | disp = *codep++; | |
4740 | if ((disp & 0x80) != 0) | |
4741 | disp -= 0x100; | |
4742 | break; | |
4743 | case v_mode: | |
4744 | if (sizeflag & DFLAG) | |
52b15da3 | 4745 | disp = get32s (); |
252b5132 RH |
4746 | else |
4747 | { | |
4748 | disp = get16 (); | |
4749 | /* for some reason, a data16 prefix on a jump instruction | |
4750 | means that the pc is masked to 16 bits after the | |
4751 | displacement is added! */ | |
4752 | mask = 0xffff; | |
4753 | } | |
4754 | break; | |
4755 | default: | |
4756 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4757 | return; | |
4758 | } | |
4759 | disp = (start_pc + codep - start_codep + disp) & mask; | |
52b15da3 JH |
4760 | set_op (disp, 0); |
4761 | print_operand_value (scratchbuf, 1, disp); | |
252b5132 RH |
4762 | oappend (scratchbuf); |
4763 | } | |
4764 | ||
4765 | /* ARGSUSED */ | |
4766 | static void | |
4767 | OP_SEG (dummy, sizeflag) | |
57d91c3c ILT |
4768 | int dummy ATTRIBUTE_UNUSED; |
4769 | int sizeflag ATTRIBUTE_UNUSED; | |
252b5132 RH |
4770 | { |
4771 | static char *sreg[] = { | |
4772 | "%es","%cs","%ss","%ds","%fs","%gs","%?","%?", | |
4773 | }; | |
4774 | ||
4775 | oappend (sreg[reg]); | |
4776 | } | |
4777 | ||
c608c12e | 4778 | /* ARGSUSED */ |
252b5132 | 4779 | static void |
c608c12e | 4780 | OP_DIR (dummy, sizeflag) |
57d91c3c | 4781 | int dummy ATTRIBUTE_UNUSED; |
252b5132 RH |
4782 | int sizeflag; |
4783 | { | |
4784 | int seg, offset; | |
4785 | ||
c608c12e | 4786 | if (sizeflag & DFLAG) |
252b5132 | 4787 | { |
c608c12e AM |
4788 | offset = get32 (); |
4789 | seg = get16 (); | |
252b5132 | 4790 | } |
c608c12e AM |
4791 | else |
4792 | { | |
4793 | offset = get16 (); | |
4794 | seg = get16 (); | |
4795 | } | |
7d421014 | 4796 | used_prefixes |= (prefixes & PREFIX_DATA); |
c608c12e AM |
4797 | sprintf (scratchbuf, "$0x%x,$0x%x", seg, offset); |
4798 | oappend (scratchbuf); | |
252b5132 RH |
4799 | } |
4800 | ||
4801 | /* ARGSUSED */ | |
4802 | static void | |
52b15da3 JH |
4803 | OP_OFF (ignored, sizeflag) |
4804 | int ignored ATTRIBUTE_UNUSED; | |
252b5132 RH |
4805 | int sizeflag; |
4806 | { | |
52b15da3 | 4807 | bfd_vma off; |
252b5132 RH |
4808 | |
4809 | append_seg (); | |
4810 | ||
4811 | if (sizeflag & AFLAG) | |
4812 | off = get32 (); | |
4813 | else | |
4814 | off = get16 (); | |
4815 | ||
4816 | if (intel_syntax) | |
4817 | { | |
4818 | if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | |
4819 | | PREFIX_ES | PREFIX_FS | PREFIX_GS))) | |
4820 | { | |
4821 | oappend (names_seg[3]); | |
4822 | oappend (":"); | |
4823 | } | |
4824 | } | |
52b15da3 JH |
4825 | print_operand_value (scratchbuf, 1, off); |
4826 | oappend (scratchbuf); | |
4827 | } | |
4828 | /* ARGSUSED */ | |
4829 | static void | |
4830 | OP_OFF64 (ignored, sizeflag) | |
4831 | int ignored ATTRIBUTE_UNUSED; | |
4832 | int sizeflag ATTRIBUTE_UNUSED; | |
4833 | { | |
4834 | bfd_vma off; | |
4835 | ||
4836 | append_seg (); | |
4837 | ||
4838 | off = get64(); | |
4839 | ||
4840 | if (intel_syntax) | |
4841 | { | |
4842 | if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | |
4843 | | PREFIX_ES | PREFIX_FS | PREFIX_GS))) | |
4844 | { | |
4845 | oappend (names_seg[3]); | |
4846 | oappend (":"); | |
4847 | } | |
4848 | } | |
4849 | print_operand_value (scratchbuf, 1, off); | |
252b5132 RH |
4850 | oappend (scratchbuf); |
4851 | } | |
4852 | ||
4853 | static void | |
4854 | ptr_reg (code, sizeflag) | |
4855 | int code; | |
4856 | int sizeflag; | |
4857 | { | |
2da11e11 | 4858 | const char *s; |
252b5132 | 4859 | oappend ("("); |
52b15da3 JH |
4860 | USED_REX (REX_MODE64); |
4861 | if (rex & REX_MODE64) | |
4862 | s = names64[code - eAX_reg]; | |
4863 | else if (sizeflag & AFLAG) | |
252b5132 RH |
4864 | s = names32[code - eAX_reg]; |
4865 | else | |
4866 | s = names16[code - eAX_reg]; | |
4867 | oappend (s); | |
4868 | oappend (")"); | |
4869 | } | |
4870 | ||
4871 | static void | |
4872 | OP_ESreg (code, sizeflag) | |
4873 | int code; | |
4874 | int sizeflag; | |
4875 | { | |
4876 | oappend ("%es:"); | |
4877 | ptr_reg (code, sizeflag); | |
4878 | } | |
4879 | ||
4880 | static void | |
4881 | OP_DSreg (code, sizeflag) | |
4882 | int code; | |
4883 | int sizeflag; | |
4884 | { | |
4885 | if ((prefixes | |
4886 | & (PREFIX_CS | |
4887 | | PREFIX_DS | |
4888 | | PREFIX_SS | |
4889 | | PREFIX_ES | |
4890 | | PREFIX_FS | |
4891 | | PREFIX_GS)) == 0) | |
4892 | prefixes |= PREFIX_DS; | |
4893 | append_seg(); | |
4894 | ptr_reg (code, sizeflag); | |
4895 | } | |
4896 | ||
252b5132 RH |
4897 | /* ARGSUSED */ |
4898 | static void | |
4899 | OP_C (dummy, sizeflag) | |
57d91c3c ILT |
4900 | int dummy ATTRIBUTE_UNUSED; |
4901 | int sizeflag ATTRIBUTE_UNUSED; | |
252b5132 | 4902 | { |
52b15da3 JH |
4903 | int add = 0; |
4904 | USED_REX (REX_EXTX); | |
4905 | if (rex & REX_EXTX) | |
4906 | add = 8; | |
4907 | sprintf (scratchbuf, "%%cr%d", reg+add); | |
252b5132 RH |
4908 | oappend (scratchbuf); |
4909 | } | |
4910 | ||
4911 | /* ARGSUSED */ | |
4912 | static void | |
4913 | OP_D (dummy, sizeflag) | |
57d91c3c ILT |
4914 | int dummy ATTRIBUTE_UNUSED; |
4915 | int sizeflag ATTRIBUTE_UNUSED; | |
252b5132 | 4916 | { |
52b15da3 JH |
4917 | int add = 0; |
4918 | USED_REX (REX_EXTX); | |
4919 | if (rex & REX_EXTX) | |
4920 | add = 8; | |
4921 | sprintf (scratchbuf, "%%db%d", reg+add); | |
252b5132 RH |
4922 | oappend (scratchbuf); |
4923 | } | |
4924 | ||
4925 | /* ARGSUSED */ | |
4926 | static void | |
4927 | OP_T (dummy, sizeflag) | |
57d91c3c ILT |
4928 | int dummy ATTRIBUTE_UNUSED; |
4929 | int sizeflag ATTRIBUTE_UNUSED; | |
252b5132 | 4930 | { |
252b5132 RH |
4931 | sprintf (scratchbuf, "%%tr%d", reg); |
4932 | oappend (scratchbuf); | |
4933 | } | |
4934 | ||
4935 | static void | |
2da11e11 | 4936 | OP_Rd (bytemode, sizeflag) |
252b5132 RH |
4937 | int bytemode; |
4938 | int sizeflag; | |
4939 | { | |
2da11e11 AM |
4940 | if (mod == 3) |
4941 | OP_E (bytemode, sizeflag); | |
4942 | else | |
4943 | BadOp(); | |
252b5132 RH |
4944 | } |
4945 | ||
4946 | static void | |
4947 | OP_MMX (ignore, sizeflag) | |
57d91c3c ILT |
4948 | int ignore ATTRIBUTE_UNUSED; |
4949 | int sizeflag ATTRIBUTE_UNUSED; | |
252b5132 | 4950 | { |
041bd2e0 JH |
4951 | int add = 0; |
4952 | USED_REX (REX_EXTX); | |
4953 | if (rex & REX_EXTX) | |
4954 | add = 8; | |
4955 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4956 | if (prefixes & PREFIX_DATA) | |
4957 | sprintf (scratchbuf, "%%xmm%d", reg + add); | |
4958 | else | |
4959 | sprintf (scratchbuf, "%%mm%d", reg + add); | |
252b5132 RH |
4960 | oappend (scratchbuf); |
4961 | } | |
4962 | ||
c608c12e AM |
4963 | static void |
4964 | OP_XMM (bytemode, sizeflag) | |
57d91c3c ILT |
4965 | int bytemode ATTRIBUTE_UNUSED; |
4966 | int sizeflag ATTRIBUTE_UNUSED; | |
c608c12e | 4967 | { |
041bd2e0 JH |
4968 | int add = 0; |
4969 | USED_REX (REX_EXTX); | |
4970 | if (rex & REX_EXTX) | |
4971 | add = 8; | |
4972 | sprintf (scratchbuf, "%%xmm%d", reg + add); | |
c608c12e AM |
4973 | oappend (scratchbuf); |
4974 | } | |
4975 | ||
252b5132 RH |
4976 | static void |
4977 | OP_EM (bytemode, sizeflag) | |
4978 | int bytemode; | |
4979 | int sizeflag; | |
4980 | { | |
041bd2e0 | 4981 | int add = 0; |
252b5132 RH |
4982 | if (mod != 3) |
4983 | { | |
4984 | OP_E (bytemode, sizeflag); | |
4985 | return; | |
4986 | } | |
041bd2e0 JH |
4987 | USED_REX (REX_EXTZ); |
4988 | if (rex & REX_EXTZ) | |
4989 | add = 8; | |
252b5132 | 4990 | |
4bba6815 AM |
4991 | /* skip mod/rm byte */ |
4992 | MODRM_CHECK; | |
252b5132 | 4993 | codep++; |
041bd2e0 JH |
4994 | used_prefixes |= (prefixes & PREFIX_DATA); |
4995 | if (prefixes & PREFIX_DATA) | |
4996 | sprintf (scratchbuf, "%%xmm%d", rm + add); | |
4997 | else | |
4998 | sprintf (scratchbuf, "%%mm%d", rm + add); | |
252b5132 RH |
4999 | oappend (scratchbuf); |
5000 | } | |
5001 | ||
c608c12e AM |
5002 | static void |
5003 | OP_EX (bytemode, sizeflag) | |
5004 | int bytemode; | |
5005 | int sizeflag; | |
5006 | { | |
041bd2e0 | 5007 | int add = 0; |
c608c12e AM |
5008 | if (mod != 3) |
5009 | { | |
5010 | OP_E (bytemode, sizeflag); | |
5011 | return; | |
5012 | } | |
041bd2e0 JH |
5013 | USED_REX (REX_EXTZ); |
5014 | if (rex & REX_EXTZ) | |
5015 | add = 8; | |
c608c12e | 5016 | |
4bba6815 AM |
5017 | /* skip mod/rm byte */ |
5018 | MODRM_CHECK; | |
c608c12e | 5019 | codep++; |
041bd2e0 | 5020 | sprintf (scratchbuf, "%%xmm%d", rm + add); |
c608c12e AM |
5021 | oappend (scratchbuf); |
5022 | } | |
5023 | ||
252b5132 | 5024 | static void |
2da11e11 AM |
5025 | OP_MS (bytemode, sizeflag) |
5026 | int bytemode; | |
252b5132 RH |
5027 | int sizeflag; |
5028 | { | |
2da11e11 AM |
5029 | if (mod == 3) |
5030 | OP_EM (bytemode, sizeflag); | |
5031 | else | |
5032 | BadOp(); | |
252b5132 RH |
5033 | } |
5034 | ||
992aaec9 AM |
5035 | static void |
5036 | OP_XS (bytemode, sizeflag) | |
5037 | int bytemode; | |
5038 | int sizeflag; | |
5039 | { | |
5040 | if (mod == 3) | |
5041 | OP_EX (bytemode, sizeflag); | |
5042 | else | |
5043 | BadOp(); | |
5044 | } | |
5045 | ||
252b5132 RH |
5046 | static const char *Suffix3DNow[] = { |
5047 | /* 00 */ NULL, NULL, NULL, NULL, | |
5048 | /* 04 */ NULL, NULL, NULL, NULL, | |
5049 | /* 08 */ NULL, NULL, NULL, NULL, | |
9e525108 | 5050 | /* 0C */ "pi2fw", "pi2fd", NULL, NULL, |
252b5132 RH |
5051 | /* 10 */ NULL, NULL, NULL, NULL, |
5052 | /* 14 */ NULL, NULL, NULL, NULL, | |
5053 | /* 18 */ NULL, NULL, NULL, NULL, | |
9e525108 | 5054 | /* 1C */ "pf2iw", "pf2id", NULL, NULL, |
252b5132 RH |
5055 | /* 20 */ NULL, NULL, NULL, NULL, |
5056 | /* 24 */ NULL, NULL, NULL, NULL, | |
5057 | /* 28 */ NULL, NULL, NULL, NULL, | |
5058 | /* 2C */ NULL, NULL, NULL, NULL, | |
5059 | /* 30 */ NULL, NULL, NULL, NULL, | |
5060 | /* 34 */ NULL, NULL, NULL, NULL, | |
5061 | /* 38 */ NULL, NULL, NULL, NULL, | |
5062 | /* 3C */ NULL, NULL, NULL, NULL, | |
5063 | /* 40 */ NULL, NULL, NULL, NULL, | |
5064 | /* 44 */ NULL, NULL, NULL, NULL, | |
5065 | /* 48 */ NULL, NULL, NULL, NULL, | |
5066 | /* 4C */ NULL, NULL, NULL, NULL, | |
5067 | /* 50 */ NULL, NULL, NULL, NULL, | |
5068 | /* 54 */ NULL, NULL, NULL, NULL, | |
5069 | /* 58 */ NULL, NULL, NULL, NULL, | |
5070 | /* 5C */ NULL, NULL, NULL, NULL, | |
5071 | /* 60 */ NULL, NULL, NULL, NULL, | |
5072 | /* 64 */ NULL, NULL, NULL, NULL, | |
5073 | /* 68 */ NULL, NULL, NULL, NULL, | |
5074 | /* 6C */ NULL, NULL, NULL, NULL, | |
5075 | /* 70 */ NULL, NULL, NULL, NULL, | |
5076 | /* 74 */ NULL, NULL, NULL, NULL, | |
5077 | /* 78 */ NULL, NULL, NULL, NULL, | |
5078 | /* 7C */ NULL, NULL, NULL, NULL, | |
5079 | /* 80 */ NULL, NULL, NULL, NULL, | |
5080 | /* 84 */ NULL, NULL, NULL, NULL, | |
9e525108 AM |
5081 | /* 88 */ NULL, NULL, "pfnacc", NULL, |
5082 | /* 8C */ NULL, NULL, "pfpnacc", NULL, | |
252b5132 RH |
5083 | /* 90 */ "pfcmpge", NULL, NULL, NULL, |
5084 | /* 94 */ "pfmin", NULL, "pfrcp", "pfrsqrt", | |
5085 | /* 98 */ NULL, NULL, "pfsub", NULL, | |
5086 | /* 9C */ NULL, NULL, "pfadd", NULL, | |
5087 | /* A0 */ "pfcmpgt", NULL, NULL, NULL, | |
5088 | /* A4 */ "pfmax", NULL, "pfrcpit1", "pfrsqit1", | |
5089 | /* A8 */ NULL, NULL, "pfsubr", NULL, | |
5090 | /* AC */ NULL, NULL, "pfacc", NULL, | |
5091 | /* B0 */ "pfcmpeq", NULL, NULL, NULL, | |
5092 | /* B4 */ "pfmul", NULL, "pfrcpit2", "pfmulhrw", | |
9e525108 | 5093 | /* B8 */ NULL, NULL, NULL, "pswapd", |
252b5132 RH |
5094 | /* BC */ NULL, NULL, NULL, "pavgusb", |
5095 | /* C0 */ NULL, NULL, NULL, NULL, | |
5096 | /* C4 */ NULL, NULL, NULL, NULL, | |
5097 | /* C8 */ NULL, NULL, NULL, NULL, | |
5098 | /* CC */ NULL, NULL, NULL, NULL, | |
5099 | /* D0 */ NULL, NULL, NULL, NULL, | |
5100 | /* D4 */ NULL, NULL, NULL, NULL, | |
5101 | /* D8 */ NULL, NULL, NULL, NULL, | |
5102 | /* DC */ NULL, NULL, NULL, NULL, | |
5103 | /* E0 */ NULL, NULL, NULL, NULL, | |
5104 | /* E4 */ NULL, NULL, NULL, NULL, | |
5105 | /* E8 */ NULL, NULL, NULL, NULL, | |
5106 | /* EC */ NULL, NULL, NULL, NULL, | |
5107 | /* F0 */ NULL, NULL, NULL, NULL, | |
5108 | /* F4 */ NULL, NULL, NULL, NULL, | |
5109 | /* F8 */ NULL, NULL, NULL, NULL, | |
5110 | /* FC */ NULL, NULL, NULL, NULL, | |
5111 | }; | |
5112 | ||
5113 | static void | |
5114 | OP_3DNowSuffix (bytemode, sizeflag) | |
57d91c3c ILT |
5115 | int bytemode ATTRIBUTE_UNUSED; |
5116 | int sizeflag ATTRIBUTE_UNUSED; | |
252b5132 RH |
5117 | { |
5118 | const char *mnemonic; | |
5119 | ||
5120 | FETCH_DATA (the_info, codep + 1); | |
5121 | /* AMD 3DNow! instructions are specified by an opcode suffix in the | |
5122 | place where an 8-bit immediate would normally go. ie. the last | |
5123 | byte of the instruction. */ | |
2da11e11 | 5124 | obufp = obuf + strlen(obuf); |
c608c12e | 5125 | mnemonic = Suffix3DNow[*codep++ & 0xff]; |
252b5132 | 5126 | if (mnemonic) |
2da11e11 | 5127 | oappend (mnemonic); |
252b5132 RH |
5128 | else |
5129 | { | |
5130 | /* Since a variable sized modrm/sib chunk is between the start | |
5131 | of the opcode (0x0f0f) and the opcode suffix, we need to do | |
5132 | all the modrm processing first, and don't know until now that | |
5133 | we have a bad opcode. This necessitates some cleaning up. */ | |
2da11e11 AM |
5134 | op1out[0] = '\0'; |
5135 | op2out[0] = '\0'; | |
5136 | BadOp(); | |
252b5132 RH |
5137 | } |
5138 | } | |
c608c12e AM |
5139 | |
5140 | ||
5141 | static const char *simd_cmp_op [] = { | |
5142 | "eq", | |
5143 | "lt", | |
5144 | "le", | |
5145 | "unord", | |
5146 | "neq", | |
5147 | "nlt", | |
5148 | "nle", | |
5149 | "ord" | |
5150 | }; | |
5151 | ||
5152 | static void | |
5153 | OP_SIMD_Suffix (bytemode, sizeflag) | |
57d91c3c ILT |
5154 | int bytemode ATTRIBUTE_UNUSED; |
5155 | int sizeflag ATTRIBUTE_UNUSED; | |
c608c12e AM |
5156 | { |
5157 | unsigned int cmp_type; | |
5158 | ||
5159 | FETCH_DATA (the_info, codep + 1); | |
2da11e11 | 5160 | obufp = obuf + strlen(obuf); |
c608c12e AM |
5161 | cmp_type = *codep++ & 0xff; |
5162 | if (cmp_type < 8) | |
5163 | { | |
041bd2e0 JH |
5164 | char suffix1 = 'p', suffix2 = 's'; |
5165 | used_prefixes |= (prefixes & PREFIX_REPZ); | |
5166 | if (prefixes & PREFIX_REPZ) | |
5167 | suffix1 = 's'; | |
5168 | else | |
5169 | { | |
5170 | used_prefixes |= (prefixes & PREFIX_DATA); | |
5171 | if (prefixes & PREFIX_DATA) | |
5172 | suffix2 = 'd'; | |
5173 | else | |
5174 | { | |
5175 | used_prefixes |= (prefixes & PREFIX_REPNZ); | |
5176 | if (prefixes & PREFIX_REPNZ) | |
5177 | suffix1 = 's', suffix2 = 'd'; | |
5178 | } | |
5179 | } | |
5180 | sprintf (scratchbuf, "cmp%s%c%c", | |
5181 | simd_cmp_op[cmp_type], suffix1, suffix2); | |
7d421014 | 5182 | used_prefixes |= (prefixes & PREFIX_REPZ); |
2da11e11 | 5183 | oappend (scratchbuf); |
c608c12e AM |
5184 | } |
5185 | else | |
5186 | { | |
5187 | /* We have a bad extension byte. Clean up. */ | |
2da11e11 AM |
5188 | op1out[0] = '\0'; |
5189 | op2out[0] = '\0'; | |
5190 | BadOp(); | |
c608c12e AM |
5191 | } |
5192 | } | |
5193 | ||
5194 | static void | |
5195 | SIMD_Fixup (extrachar, sizeflag) | |
5196 | int extrachar; | |
57d91c3c | 5197 | int sizeflag ATTRIBUTE_UNUSED; |
c608c12e AM |
5198 | { |
5199 | /* Change movlps/movhps to movhlps/movlhps for 2 register operand | |
5200 | forms of these instructions. */ | |
5201 | if (mod == 3) | |
5202 | { | |
5203 | char *p = obuf + strlen(obuf); | |
5204 | *(p+1) = '\0'; | |
5205 | *p = *(p-1); | |
5206 | *(p-1) = *(p-2); | |
5207 | *(p-2) = *(p-3); | |
5208 | *(p-3) = extrachar; | |
5209 | } | |
5210 | } | |
2da11e11 AM |
5211 | |
5212 | static void BadOp (void) | |
5213 | { | |
5214 | codep = insn_codep + 1; /* throw away prefixes and 1st. opcode byte */ | |
5215 | oappend ("(bad)"); | |
5216 | } |