Commit | Line | Data |
---|---|---|
252b5132 | 1 | /* Print i386 instructions for GDB, the GNU debugger. |
060d22b0 | 2 | Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
0112cd26 | 3 | 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. |
252b5132 | 4 | |
20f0a1fc NC |
5 | This file is part of GDB. |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
f4321104 | 19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
20f0a1fc NC |
20 | |
21 | /* 80386 instruction printer by Pace Willisson (pace@prep.ai.mit.edu) | |
22 | July 1988 | |
23 | modified by John Hassey (hassey@dg-rtp.dg.com) | |
24 | x86-64 support added by Jan Hubicka (jh@suse.cz) | |
25 | VIA PadLock support by Michal Ludvig (mludvig@suse.cz). */ | |
26 | ||
27 | /* The main tables describing the instructions is essentially a copy | |
28 | of the "Opcode Map" chapter (Appendix A) of the Intel 80386 | |
29 | Programmers Manual. Usually, there is a capital letter, followed | |
30 | by a small letter. The capital letter tell the addressing mode, | |
31 | and the small letter tells about the operand size. Refer to | |
32 | the Intel manual for details. */ | |
252b5132 RH |
33 | |
34 | #include "dis-asm.h" | |
35 | #include "sysdep.h" | |
36 | #include "opintl.h" | |
37 | ||
272c9217 | 38 | #define MAXLEN 15 |
252b5132 RH |
39 | |
40 | #include <setjmp.h> | |
41 | ||
42 | #ifndef UNIXWARE_COMPAT | |
43 | /* Set non-zero for broken, compatible instructions. Set to zero for | |
44 | non-broken opcodes. */ | |
45 | #define UNIXWARE_COMPAT 1 | |
46 | #endif | |
47 | ||
26ca5450 AJ |
48 | static int fetch_data (struct disassemble_info *, bfd_byte *); |
49 | static void ckprefix (void); | |
50 | static const char *prefix_name (int, int); | |
51 | static int print_insn (bfd_vma, disassemble_info *); | |
52 | static void dofloat (int); | |
53 | static void OP_ST (int, int); | |
54 | static void OP_STi (int, int); | |
55 | static int putop (const char *, int); | |
56 | static void oappend (const char *); | |
57 | static void append_seg (void); | |
58 | static void OP_indirE (int, int); | |
59 | static void print_operand_value (char *, int, bfd_vma); | |
60 | static void OP_E (int, int); | |
61 | static void OP_G (int, int); | |
62 | static bfd_vma get64 (void); | |
63 | static bfd_signed_vma get32 (void); | |
64 | static bfd_signed_vma get32s (void); | |
65 | static int get16 (void); | |
66 | static void set_op (bfd_vma, int); | |
67 | static void OP_REG (int, int); | |
68 | static void OP_IMREG (int, int); | |
69 | static void OP_I (int, int); | |
70 | static void OP_I64 (int, int); | |
71 | static void OP_sI (int, int); | |
72 | static void OP_J (int, int); | |
73 | static void OP_SEG (int, int); | |
74 | static void OP_DIR (int, int); | |
75 | static void OP_OFF (int, int); | |
76 | static void OP_OFF64 (int, int); | |
77 | static void ptr_reg (int, int); | |
78 | static void OP_ESreg (int, int); | |
79 | static void OP_DSreg (int, int); | |
80 | static void OP_C (int, int); | |
81 | static void OP_D (int, int); | |
82 | static void OP_T (int, int); | |
83 | static void OP_Rd (int, int); | |
84 | static void OP_MMX (int, int); | |
85 | static void OP_XMM (int, int); | |
86 | static void OP_EM (int, int); | |
87 | static void OP_EX (int, int); | |
4d9567e0 MM |
88 | static void OP_EMC (int,int); |
89 | static void OP_MXC (int,int); | |
26ca5450 AJ |
90 | static void OP_MS (int, int); |
91 | static void OP_XS (int, int); | |
cc0ec051 | 92 | static void OP_M (int, int); |
90700ea2 | 93 | static void OP_VMX (int, int); |
cc0ec051 AM |
94 | static void OP_0fae (int, int); |
95 | static void OP_0f07 (int, int); | |
46e883c5 L |
96 | static void NOP_Fixup1 (int, int); |
97 | static void NOP_Fixup2 (int, int); | |
26ca5450 AJ |
98 | static void OP_3DNowSuffix (int, int); |
99 | static void OP_SIMD_Suffix (int, int); | |
100 | static void SIMD_Fixup (int, int); | |
101 | static void PNI_Fixup (int, int); | |
30123838 | 102 | static void SVME_Fixup (int, int); |
4fd61dcb | 103 | static void INVLPG_Fixup (int, int); |
26ca5450 | 104 | static void BadOp (void); |
90700ea2 | 105 | static void VMX_Fixup (int, int); |
35c52694 | 106 | static void REP_Fixup (int, int); |
f5804c90 | 107 | static void CMPXCHG8B_Fixup (int, int); |
252b5132 | 108 | |
6608db57 | 109 | struct dis_private { |
252b5132 RH |
110 | /* Points to first byte not fetched. */ |
111 | bfd_byte *max_fetched; | |
112 | bfd_byte the_buffer[MAXLEN]; | |
113 | bfd_vma insn_start; | |
e396998b | 114 | int orig_sizeflag; |
252b5132 RH |
115 | jmp_buf bailout; |
116 | }; | |
117 | ||
5076851f ILT |
118 | /* The opcode for the fwait instruction, which we treat as a prefix |
119 | when we can. */ | |
120 | #define FWAIT_OPCODE (0x9b) | |
121 | ||
cb712a9e L |
122 | enum address_mode |
123 | { | |
124 | mode_16bit, | |
125 | mode_32bit, | |
126 | mode_64bit | |
127 | }; | |
128 | ||
129 | enum address_mode address_mode; | |
52b15da3 | 130 | |
5076851f ILT |
131 | /* Flags for the prefixes for the current instruction. See below. */ |
132 | static int prefixes; | |
133 | ||
52b15da3 JH |
134 | /* REX prefix the current instruction. See below. */ |
135 | static int rex; | |
136 | /* Bits of REX we've already used. */ | |
137 | static int rex_used; | |
138 | #define REX_MODE64 8 | |
139 | #define REX_EXTX 4 | |
140 | #define REX_EXTY 2 | |
141 | #define REX_EXTZ 1 | |
142 | /* Mark parts used in the REX prefix. When we are testing for | |
143 | empty prefix (for 8bit register REX extension), just mask it | |
144 | out. Otherwise test for REX bit is excuse for existence of REX | |
145 | only in case value is nonzero. */ | |
146 | #define USED_REX(value) \ | |
147 | { \ | |
148 | if (value) \ | |
149 | rex_used |= (rex & value) ? (value) | 0x40 : 0; \ | |
150 | else \ | |
151 | rex_used |= 0x40; \ | |
152 | } | |
153 | ||
7d421014 ILT |
154 | /* Flags for prefixes which we somehow handled when printing the |
155 | current instruction. */ | |
156 | static int used_prefixes; | |
157 | ||
5076851f ILT |
158 | /* Flags stored in PREFIXES. */ |
159 | #define PREFIX_REPZ 1 | |
160 | #define PREFIX_REPNZ 2 | |
161 | #define PREFIX_LOCK 4 | |
162 | #define PREFIX_CS 8 | |
163 | #define PREFIX_SS 0x10 | |
164 | #define PREFIX_DS 0x20 | |
165 | #define PREFIX_ES 0x40 | |
166 | #define PREFIX_FS 0x80 | |
167 | #define PREFIX_GS 0x100 | |
168 | #define PREFIX_DATA 0x200 | |
169 | #define PREFIX_ADDR 0x400 | |
170 | #define PREFIX_FWAIT 0x800 | |
171 | ||
252b5132 RH |
172 | /* Make sure that bytes from INFO->PRIVATE_DATA->BUFFER (inclusive) |
173 | to ADDR (exclusive) are valid. Returns 1 for success, longjmps | |
174 | on error. */ | |
175 | #define FETCH_DATA(info, addr) \ | |
6608db57 | 176 | ((addr) <= ((struct dis_private *) (info->private_data))->max_fetched \ |
252b5132 RH |
177 | ? 1 : fetch_data ((info), (addr))) |
178 | ||
179 | static int | |
26ca5450 | 180 | fetch_data (struct disassemble_info *info, bfd_byte *addr) |
252b5132 RH |
181 | { |
182 | int status; | |
6608db57 | 183 | struct dis_private *priv = (struct dis_private *) info->private_data; |
252b5132 RH |
184 | bfd_vma start = priv->insn_start + (priv->max_fetched - priv->the_buffer); |
185 | ||
272c9217 JB |
186 | if (addr <= priv->the_buffer + MAXLEN) |
187 | status = (*info->read_memory_func) (start, | |
188 | priv->max_fetched, | |
189 | addr - priv->max_fetched, | |
190 | info); | |
191 | else | |
192 | status = -1; | |
252b5132 RH |
193 | if (status != 0) |
194 | { | |
7d421014 | 195 | /* If we did manage to read at least one byte, then |
db6eb5be AM |
196 | print_insn_i386 will do something sensible. Otherwise, print |
197 | an error. We do that here because this is where we know | |
198 | STATUS. */ | |
7d421014 | 199 | if (priv->max_fetched == priv->the_buffer) |
5076851f | 200 | (*info->memory_error_func) (status, start, info); |
252b5132 RH |
201 | longjmp (priv->bailout, 1); |
202 | } | |
203 | else | |
204 | priv->max_fetched = addr; | |
205 | return 1; | |
206 | } | |
207 | ||
ce518a5f L |
208 | #define XX { NULL, 0 } |
209 | ||
210 | #define Eb { OP_E, b_mode } | |
211 | #define Ev { OP_E, v_mode } | |
212 | #define Ed { OP_E, d_mode } | |
213 | #define Edq { OP_E, dq_mode } | |
214 | #define Edqw { OP_E, dqw_mode } | |
215 | #define indirEv { OP_indirE, stack_v_mode } | |
216 | #define indirEp { OP_indirE, f_mode } | |
217 | #define stackEv { OP_E, stack_v_mode } | |
218 | #define Em { OP_E, m_mode } | |
219 | #define Ew { OP_E, w_mode } | |
220 | #define M { OP_M, 0 } /* lea, lgdt, etc. */ | |
221 | #define Ma { OP_M, v_mode } | |
222 | #define Mp { OP_M, f_mode } /* 32 or 48 bit memory operand for LDS, LES etc */ | |
223 | #define Mq { OP_M, q_mode } | |
224 | #define Gb { OP_G, b_mode } | |
225 | #define Gv { OP_G, v_mode } | |
226 | #define Gd { OP_G, d_mode } | |
227 | #define Gdq { OP_G, dq_mode } | |
228 | #define Gm { OP_G, m_mode } | |
229 | #define Gw { OP_G, w_mode } | |
230 | #define Rd { OP_Rd, d_mode } | |
231 | #define Rm { OP_Rd, m_mode } | |
232 | #define Ib { OP_I, b_mode } | |
233 | #define sIb { OP_sI, b_mode } /* sign extened byte */ | |
234 | #define Iv { OP_I, v_mode } | |
235 | #define Iq { OP_I, q_mode } | |
236 | #define Iv64 { OP_I64, v_mode } | |
237 | #define Iw { OP_I, w_mode } | |
238 | #define I1 { OP_I, const_1_mode } | |
239 | #define Jb { OP_J, b_mode } | |
240 | #define Jv { OP_J, v_mode } | |
241 | #define Cm { OP_C, m_mode } | |
242 | #define Dm { OP_D, m_mode } | |
243 | #define Td { OP_T, d_mode } | |
244 | ||
245 | #define RMeAX { OP_REG, eAX_reg } | |
246 | #define RMeBX { OP_REG, eBX_reg } | |
247 | #define RMeCX { OP_REG, eCX_reg } | |
248 | #define RMeDX { OP_REG, eDX_reg } | |
249 | #define RMeSP { OP_REG, eSP_reg } | |
250 | #define RMeBP { OP_REG, eBP_reg } | |
251 | #define RMeSI { OP_REG, eSI_reg } | |
252 | #define RMeDI { OP_REG, eDI_reg } | |
253 | #define RMrAX { OP_REG, rAX_reg } | |
254 | #define RMrBX { OP_REG, rBX_reg } | |
255 | #define RMrCX { OP_REG, rCX_reg } | |
256 | #define RMrDX { OP_REG, rDX_reg } | |
257 | #define RMrSP { OP_REG, rSP_reg } | |
258 | #define RMrBP { OP_REG, rBP_reg } | |
259 | #define RMrSI { OP_REG, rSI_reg } | |
260 | #define RMrDI { OP_REG, rDI_reg } | |
261 | #define RMAL { OP_REG, al_reg } | |
262 | #define RMAL { OP_REG, al_reg } | |
263 | #define RMCL { OP_REG, cl_reg } | |
264 | #define RMDL { OP_REG, dl_reg } | |
265 | #define RMBL { OP_REG, bl_reg } | |
266 | #define RMAH { OP_REG, ah_reg } | |
267 | #define RMCH { OP_REG, ch_reg } | |
268 | #define RMDH { OP_REG, dh_reg } | |
269 | #define RMBH { OP_REG, bh_reg } | |
270 | #define RMAX { OP_REG, ax_reg } | |
271 | #define RMDX { OP_REG, dx_reg } | |
272 | ||
273 | #define eAX { OP_IMREG, eAX_reg } | |
274 | #define eBX { OP_IMREG, eBX_reg } | |
275 | #define eCX { OP_IMREG, eCX_reg } | |
276 | #define eDX { OP_IMREG, eDX_reg } | |
277 | #define eSP { OP_IMREG, eSP_reg } | |
278 | #define eBP { OP_IMREG, eBP_reg } | |
279 | #define eSI { OP_IMREG, eSI_reg } | |
280 | #define eDI { OP_IMREG, eDI_reg } | |
281 | #define AL { OP_IMREG, al_reg } | |
282 | #define CL { OP_IMREG, cl_reg } | |
283 | #define DL { OP_IMREG, dl_reg } | |
284 | #define BL { OP_IMREG, bl_reg } | |
285 | #define AH { OP_IMREG, ah_reg } | |
286 | #define CH { OP_IMREG, ch_reg } | |
287 | #define DH { OP_IMREG, dh_reg } | |
288 | #define BH { OP_IMREG, bh_reg } | |
289 | #define AX { OP_IMREG, ax_reg } | |
290 | #define DX { OP_IMREG, dx_reg } | |
291 | #define zAX { OP_IMREG, z_mode_ax_reg } | |
292 | #define indirDX { OP_IMREG, indir_dx_reg } | |
293 | ||
294 | #define Sw { OP_SEG, w_mode } | |
295 | #define Sv { OP_SEG, v_mode } | |
296 | #define Ap { OP_DIR, 0 } | |
297 | #define Ob { OP_OFF64, b_mode } | |
298 | #define Ov { OP_OFF64, v_mode } | |
299 | #define Xb { OP_DSreg, eSI_reg } | |
300 | #define Xv { OP_DSreg, eSI_reg } | |
301 | #define Xz { OP_DSreg, eSI_reg } | |
302 | #define Yb { OP_ESreg, eDI_reg } | |
303 | #define Yv { OP_ESreg, eDI_reg } | |
304 | #define DSBX { OP_DSreg, eBX_reg } | |
305 | ||
306 | #define es { OP_REG, es_reg } | |
307 | #define ss { OP_REG, ss_reg } | |
308 | #define cs { OP_REG, cs_reg } | |
309 | #define ds { OP_REG, ds_reg } | |
310 | #define fs { OP_REG, fs_reg } | |
311 | #define gs { OP_REG, gs_reg } | |
312 | ||
313 | #define MX { OP_MMX, 0 } | |
314 | #define XM { OP_XMM, 0 } | |
315 | #define EM { OP_EM, v_mode } | |
316 | #define EX { OP_EX, v_mode } | |
317 | #define MS { OP_MS, v_mode } | |
318 | #define XS { OP_XS, v_mode } | |
319 | #define EMC { OP_EMC, v_mode } | |
320 | #define MXC { OP_MXC, 0 } | |
321 | #define VM { OP_VMX, q_mode } | |
322 | #define OPSUF { OP_3DNowSuffix, 0 } | |
323 | #define OPSIMD { OP_SIMD_Suffix, 0 } | |
252b5132 | 324 | |
35c52694 | 325 | /* Used handle "rep" prefix for string instructions. */ |
ce518a5f L |
326 | #define Xbr { REP_Fixup, eSI_reg } |
327 | #define Xvr { REP_Fixup, eSI_reg } | |
328 | #define Ybr { REP_Fixup, eDI_reg } | |
329 | #define Yvr { REP_Fixup, eDI_reg } | |
330 | #define Yzr { REP_Fixup, eDI_reg } | |
331 | #define indirDXr { REP_Fixup, indir_dx_reg } | |
332 | #define ALr { REP_Fixup, al_reg } | |
333 | #define eAXr { REP_Fixup, eAX_reg } | |
334 | ||
335 | #define cond_jump_flag { NULL, cond_jump_mode } | |
336 | #define loop_jcxz_flag { NULL, loop_jcxz_mode } | |
3ffd33cf | 337 | |
252b5132 | 338 | /* bits in sizeflag */ |
252b5132 | 339 | #define SUFFIX_ALWAYS 4 |
252b5132 RH |
340 | #define AFLAG 2 |
341 | #define DFLAG 1 | |
342 | ||
52b15da3 JH |
343 | #define b_mode 1 /* byte operand */ |
344 | #define v_mode 2 /* operand size depends on prefixes */ | |
345 | #define w_mode 3 /* word operand */ | |
346 | #define d_mode 4 /* double word operand */ | |
347 | #define q_mode 5 /* quad word operand */ | |
9306ca4a JB |
348 | #define t_mode 6 /* ten-byte operand */ |
349 | #define x_mode 7 /* 16-byte XMM operand */ | |
350 | #define m_mode 8 /* d_mode in 32bit, q_mode in 64bit mode. */ | |
351 | #define cond_jump_mode 9 | |
352 | #define loop_jcxz_mode 10 | |
353 | #define dq_mode 11 /* operand size depends on REX prefixes. */ | |
354 | #define dqw_mode 12 /* registers like dq_mode, memory like w_mode. */ | |
355 | #define f_mode 13 /* 4- or 6-byte pointer operand */ | |
356 | #define const_1_mode 14 | |
1a114b12 | 357 | #define stack_v_mode 15 /* v_mode for stack-related opcodes. */ |
52fd6d94 | 358 | #define z_mode 16 /* non-quad operand size depends on prefixes */ |
fb9c77c7 | 359 | #define o_mode 17 /* 16-byte operand */ |
252b5132 RH |
360 | |
361 | #define es_reg 100 | |
362 | #define cs_reg 101 | |
363 | #define ss_reg 102 | |
364 | #define ds_reg 103 | |
365 | #define fs_reg 104 | |
366 | #define gs_reg 105 | |
252b5132 | 367 | |
c608c12e AM |
368 | #define eAX_reg 108 |
369 | #define eCX_reg 109 | |
370 | #define eDX_reg 110 | |
371 | #define eBX_reg 111 | |
372 | #define eSP_reg 112 | |
373 | #define eBP_reg 113 | |
374 | #define eSI_reg 114 | |
375 | #define eDI_reg 115 | |
252b5132 RH |
376 | |
377 | #define al_reg 116 | |
378 | #define cl_reg 117 | |
379 | #define dl_reg 118 | |
380 | #define bl_reg 119 | |
381 | #define ah_reg 120 | |
382 | #define ch_reg 121 | |
383 | #define dh_reg 122 | |
384 | #define bh_reg 123 | |
385 | ||
386 | #define ax_reg 124 | |
387 | #define cx_reg 125 | |
388 | #define dx_reg 126 | |
389 | #define bx_reg 127 | |
390 | #define sp_reg 128 | |
391 | #define bp_reg 129 | |
392 | #define si_reg 130 | |
393 | #define di_reg 131 | |
394 | ||
52b15da3 JH |
395 | #define rAX_reg 132 |
396 | #define rCX_reg 133 | |
397 | #define rDX_reg 134 | |
398 | #define rBX_reg 135 | |
399 | #define rSP_reg 136 | |
400 | #define rBP_reg 137 | |
401 | #define rSI_reg 138 | |
402 | #define rDI_reg 139 | |
403 | ||
52fd6d94 | 404 | #define z_mode_ax_reg 149 |
252b5132 RH |
405 | #define indir_dx_reg 150 |
406 | ||
6439fc28 AM |
407 | #define FLOATCODE 1 |
408 | #define USE_GROUPS 2 | |
409 | #define USE_PREFIX_USER_TABLE 3 | |
410 | #define X86_64_SPECIAL 4 | |
331d2d0d | 411 | #define IS_3BYTE_OPCODE 5 |
6439fc28 | 412 | |
4efba78c L |
413 | #define FLOAT NULL, { { NULL, FLOATCODE } } |
414 | ||
415 | #define GRP1b NULL, { { NULL, USE_GROUPS }, { NULL, 0 } } | |
416 | #define GRP1S NULL, { { NULL, USE_GROUPS }, { NULL, 1 } } | |
417 | #define GRP1Ss NULL, { { NULL, USE_GROUPS }, { NULL, 2 } } | |
418 | #define GRP2b NULL, { { NULL, USE_GROUPS }, { NULL, 3 } } | |
419 | #define GRP2S NULL, { { NULL, USE_GROUPS }, { NULL, 4 } } | |
420 | #define GRP2b_one NULL, { { NULL, USE_GROUPS }, { NULL, 5 } } | |
421 | #define GRP2S_one NULL, { { NULL, USE_GROUPS }, { NULL, 6 } } | |
422 | #define GRP2b_cl NULL, { { NULL, USE_GROUPS }, { NULL, 7 } } | |
423 | #define GRP2S_cl NULL, { { NULL, USE_GROUPS }, { NULL, 8 } } | |
424 | #define GRP3b NULL, { { NULL, USE_GROUPS }, { NULL, 9 } } | |
425 | #define GRP3S NULL, { { NULL, USE_GROUPS }, { NULL, 10 } } | |
426 | #define GRP4 NULL, { { NULL, USE_GROUPS }, { NULL, 11 } } | |
427 | #define GRP5 NULL, { { NULL, USE_GROUPS }, { NULL, 12 } } | |
428 | #define GRP6 NULL, { { NULL, USE_GROUPS }, { NULL, 13 } } | |
429 | #define GRP7 NULL, { { NULL, USE_GROUPS }, { NULL, 14 } } | |
430 | #define GRP8 NULL, { { NULL, USE_GROUPS }, { NULL, 15 } } | |
431 | #define GRP9 NULL, { { NULL, USE_GROUPS }, { NULL, 16 } } | |
432 | #define GRP11_C6 NULL, { { NULL, USE_GROUPS }, { NULL, 17 } } | |
433 | #define GRP11_C7 NULL, { { NULL, USE_GROUPS }, { NULL, 18 } } | |
434 | #define GRP12 NULL, { { NULL, USE_GROUPS }, { NULL, 19 } } | |
435 | #define GRP13 NULL, { { NULL, USE_GROUPS }, { NULL, 20 } } | |
436 | #define GRP14 NULL, { { NULL, USE_GROUPS }, { NULL, 21 } } | |
437 | #define GRP15 NULL, { { NULL, USE_GROUPS }, { NULL, 22 } } | |
438 | #define GRP16 NULL, { { NULL, USE_GROUPS }, { NULL, 23 } } | |
439 | #define GRPAMD NULL, { { NULL, USE_GROUPS }, { NULL, 24 } } | |
440 | #define GRPPADLCK1 NULL, { { NULL, USE_GROUPS }, { NULL, 25 } } | |
441 | #define GRPPADLCK2 NULL, { { NULL, USE_GROUPS }, { NULL, 26 } } | |
442 | ||
443 | #define PREGRP0 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 0 } } | |
444 | #define PREGRP1 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 1 } } | |
445 | #define PREGRP2 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 2 } } | |
446 | #define PREGRP3 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 3 } } | |
447 | #define PREGRP4 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 4 } } | |
448 | #define PREGRP5 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 5 } } | |
449 | #define PREGRP6 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 6 } } | |
450 | #define PREGRP7 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 7 } } | |
451 | #define PREGRP8 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 8 } } | |
452 | #define PREGRP9 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 9 } } | |
453 | #define PREGRP10 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 10 } } | |
454 | #define PREGRP11 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 11 } } | |
455 | #define PREGRP12 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 12 } } | |
456 | #define PREGRP13 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 13 } } | |
457 | #define PREGRP14 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 14 } } | |
458 | #define PREGRP15 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 15 } } | |
459 | #define PREGRP16 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 16 } } | |
460 | #define PREGRP17 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 17 } } | |
461 | #define PREGRP18 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 18 } } | |
462 | #define PREGRP19 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 19 } } | |
463 | #define PREGRP20 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 20 } } | |
464 | #define PREGRP21 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 21 } } | |
465 | #define PREGRP22 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 22 } } | |
466 | #define PREGRP23 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 23 } } | |
467 | #define PREGRP24 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 24 } } | |
468 | #define PREGRP25 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 25 } } | |
469 | #define PREGRP26 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 26 } } | |
470 | #define PREGRP27 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 27 } } | |
471 | #define PREGRP28 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 28 } } | |
472 | #define PREGRP29 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 29 } } | |
473 | #define PREGRP30 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 30 } } | |
474 | #define PREGRP31 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 31 } } | |
475 | #define PREGRP32 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 32 } } | |
476 | #define PREGRP33 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 33 } } | |
477 | #define PREGRP34 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 34 } } | |
478 | #define PREGRP35 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 35 } } | |
479 | #define PREGRP36 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 36 } } | |
480 | #define PREGRP37 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 37 } } | |
481 | ||
482 | ||
483 | #define X86_64_0 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 0 } } | |
484 | #define X86_64_1 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 1 } } | |
485 | #define X86_64_2 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 2 } } | |
486 | #define X86_64_3 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 3 } } | |
487 | ||
488 | #define THREE_BYTE_0 NULL, { { NULL, IS_3BYTE_OPCODE }, { NULL, 0 } } | |
489 | #define THREE_BYTE_1 NULL, { { NULL, IS_3BYTE_OPCODE }, { NULL, 1 } } | |
331d2d0d | 490 | |
26ca5450 | 491 | typedef void (*op_rtn) (int bytemode, int sizeflag); |
252b5132 | 492 | |
ce518a5f L |
493 | #define MAX_OPERANDS 4 |
494 | ||
252b5132 | 495 | struct dis386 { |
2da11e11 | 496 | const char *name; |
ce518a5f L |
497 | struct |
498 | { | |
499 | op_rtn rtn; | |
500 | int bytemode; | |
501 | } op[MAX_OPERANDS]; | |
252b5132 RH |
502 | }; |
503 | ||
504 | /* Upper case letters in the instruction names here are macros. | |
505 | 'A' => print 'b' if no register operands or suffix_always is true | |
506 | 'B' => print 'b' if suffix_always is true | |
9306ca4a JB |
507 | 'C' => print 's' or 'l' ('w' or 'd' in Intel mode) depending on operand |
508 | . size prefix | |
ed7841b3 JB |
509 | 'D' => print 'w' if no register operands or 'w', 'l' or 'q', if |
510 | . suffix_always is true | |
252b5132 | 511 | 'E' => print 'e' if 32-bit form of jcxz |
3ffd33cf | 512 | 'F' => print 'w' or 'l' depending on address size prefix (loop insns) |
52fd6d94 | 513 | 'G' => print 'w' or 'l' depending on operand size prefix (i/o insns) |
5dd0794d | 514 | 'H' => print ",pt" or ",pn" branch hint |
9306ca4a JB |
515 | 'I' => honor following macro letter even in Intel mode (implemented only |
516 | . for some of the macro letters) | |
517 | 'J' => print 'l' | |
252b5132 RH |
518 | 'L' => print 'l' if suffix_always is true |
519 | 'N' => print 'n' if instruction has no wait "prefix" | |
a35ca55a | 520 | 'O' => print 'd' or 'o' (or 'q' in Intel mode) |
52b15da3 | 521 | 'P' => print 'w', 'l' or 'q' if instruction has an operand size prefix, |
e396998b AM |
522 | . or suffix_always is true. print 'q' if rex prefix is present. |
523 | 'Q' => print 'w', 'l' or 'q' if no register operands or suffix_always | |
524 | . is true | |
a35ca55a | 525 | 'R' => print 'w', 'l' or 'q' ('d' for 'l' and 'e' in Intel mode) |
52b15da3 | 526 | 'S' => print 'w', 'l' or 'q' if suffix_always is true |
6439fc28 AM |
527 | 'T' => print 'q' in 64bit mode and behave as 'P' otherwise |
528 | 'U' => print 'q' in 64bit mode and behave as 'Q' otherwise | |
1a114b12 | 529 | 'V' => print 'q' in 64bit mode and behave as 'S' otherwise |
a35ca55a | 530 | 'W' => print 'b', 'w' or 'l' ('d' in Intel mode) |
9306ca4a | 531 | 'X' => print 's', 'd' depending on data16 prefix (for XMM) |
76f227a5 | 532 | 'Y' => 'q' if instruction has an REX 64bit overwrite prefix |
6dd5059a | 533 | 'Z' => print 'q' in 64bit mode and behave as 'L' otherwise |
52b15da3 | 534 | |
6439fc28 AM |
535 | Many of the above letters print nothing in Intel mode. See "putop" |
536 | for the details. | |
52b15da3 | 537 | |
6439fc28 AM |
538 | Braces '{' and '}', and vertical bars '|', indicate alternative |
539 | mnemonic strings for AT&T, Intel, X86_64 AT&T, and X86_64 Intel | |
540 | modes. In cases where there are only two alternatives, the X86_64 | |
541 | instruction is reserved, and "(bad)" is printed. | |
542 | */ | |
252b5132 | 543 | |
6439fc28 | 544 | static const struct dis386 dis386[] = { |
252b5132 | 545 | /* 00 */ |
ce518a5f L |
546 | { "addB", { Eb, Gb } }, |
547 | { "addS", { Ev, Gv } }, | |
548 | { "addB", { Gb, Eb } }, | |
549 | { "addS", { Gv, Ev } }, | |
550 | { "addB", { AL, Ib } }, | |
551 | { "addS", { eAX, Iv } }, | |
552 | { "push{T|}", { es } }, | |
553 | { "pop{T|}", { es } }, | |
252b5132 | 554 | /* 08 */ |
ce518a5f L |
555 | { "orB", { Eb, Gb } }, |
556 | { "orS", { Ev, Gv } }, | |
557 | { "orB", { Gb, Eb } }, | |
558 | { "orS", { Gv, Ev } }, | |
559 | { "orB", { AL, Ib } }, | |
560 | { "orS", { eAX, Iv } }, | |
561 | { "push{T|}", { cs } }, | |
562 | { "(bad)", { XX } }, /* 0x0f extended opcode escape */ | |
252b5132 | 563 | /* 10 */ |
ce518a5f L |
564 | { "adcB", { Eb, Gb } }, |
565 | { "adcS", { Ev, Gv } }, | |
566 | { "adcB", { Gb, Eb } }, | |
567 | { "adcS", { Gv, Ev } }, | |
568 | { "adcB", { AL, Ib } }, | |
569 | { "adcS", { eAX, Iv } }, | |
570 | { "push{T|}", { ss } }, | |
571 | { "pop{T|}", { ss } }, | |
252b5132 | 572 | /* 18 */ |
ce518a5f L |
573 | { "sbbB", { Eb, Gb } }, |
574 | { "sbbS", { Ev, Gv } }, | |
575 | { "sbbB", { Gb, Eb } }, | |
576 | { "sbbS", { Gv, Ev } }, | |
577 | { "sbbB", { AL, Ib } }, | |
578 | { "sbbS", { eAX, Iv } }, | |
579 | { "push{T|}", { ds } }, | |
580 | { "pop{T|}", { ds } }, | |
252b5132 | 581 | /* 20 */ |
ce518a5f L |
582 | { "andB", { Eb, Gb } }, |
583 | { "andS", { Ev, Gv } }, | |
584 | { "andB", { Gb, Eb } }, | |
585 | { "andS", { Gv, Ev } }, | |
586 | { "andB", { AL, Ib } }, | |
587 | { "andS", { eAX, Iv } }, | |
588 | { "(bad)", { XX } }, /* SEG ES prefix */ | |
589 | { "daa{|}", { XX } }, | |
252b5132 | 590 | /* 28 */ |
ce518a5f L |
591 | { "subB", { Eb, Gb } }, |
592 | { "subS", { Ev, Gv } }, | |
593 | { "subB", { Gb, Eb } }, | |
594 | { "subS", { Gv, Ev } }, | |
595 | { "subB", { AL, Ib } }, | |
596 | { "subS", { eAX, Iv } }, | |
597 | { "(bad)", { XX } }, /* SEG CS prefix */ | |
598 | { "das{|}", { XX } }, | |
252b5132 | 599 | /* 30 */ |
ce518a5f L |
600 | { "xorB", { Eb, Gb } }, |
601 | { "xorS", { Ev, Gv } }, | |
602 | { "xorB", { Gb, Eb } }, | |
603 | { "xorS", { Gv, Ev } }, | |
604 | { "xorB", { AL, Ib } }, | |
605 | { "xorS", { eAX, Iv } }, | |
606 | { "(bad)", { XX } }, /* SEG SS prefix */ | |
607 | { "aaa{|}", { XX } }, | |
252b5132 | 608 | /* 38 */ |
ce518a5f L |
609 | { "cmpB", { Eb, Gb } }, |
610 | { "cmpS", { Ev, Gv } }, | |
611 | { "cmpB", { Gb, Eb } }, | |
612 | { "cmpS", { Gv, Ev } }, | |
613 | { "cmpB", { AL, Ib } }, | |
614 | { "cmpS", { eAX, Iv } }, | |
615 | { "(bad)", { XX } }, /* SEG DS prefix */ | |
616 | { "aas{|}", { XX } }, | |
252b5132 | 617 | /* 40 */ |
ce518a5f L |
618 | { "inc{S|}", { RMeAX } }, |
619 | { "inc{S|}", { RMeCX } }, | |
620 | { "inc{S|}", { RMeDX } }, | |
621 | { "inc{S|}", { RMeBX } }, | |
622 | { "inc{S|}", { RMeSP } }, | |
623 | { "inc{S|}", { RMeBP } }, | |
624 | { "inc{S|}", { RMeSI } }, | |
625 | { "inc{S|}", { RMeDI } }, | |
252b5132 | 626 | /* 48 */ |
ce518a5f L |
627 | { "dec{S|}", { RMeAX } }, |
628 | { "dec{S|}", { RMeCX } }, | |
629 | { "dec{S|}", { RMeDX } }, | |
630 | { "dec{S|}", { RMeBX } }, | |
631 | { "dec{S|}", { RMeSP } }, | |
632 | { "dec{S|}", { RMeBP } }, | |
633 | { "dec{S|}", { RMeSI } }, | |
634 | { "dec{S|}", { RMeDI } }, | |
252b5132 | 635 | /* 50 */ |
ce518a5f L |
636 | { "pushV", { RMrAX } }, |
637 | { "pushV", { RMrCX } }, | |
638 | { "pushV", { RMrDX } }, | |
639 | { "pushV", { RMrBX } }, | |
640 | { "pushV", { RMrSP } }, | |
641 | { "pushV", { RMrBP } }, | |
642 | { "pushV", { RMrSI } }, | |
643 | { "pushV", { RMrDI } }, | |
252b5132 | 644 | /* 58 */ |
ce518a5f L |
645 | { "popV", { RMrAX } }, |
646 | { "popV", { RMrCX } }, | |
647 | { "popV", { RMrDX } }, | |
648 | { "popV", { RMrBX } }, | |
649 | { "popV", { RMrSP } }, | |
650 | { "popV", { RMrBP } }, | |
651 | { "popV", { RMrSI } }, | |
652 | { "popV", { RMrDI } }, | |
252b5132 | 653 | /* 60 */ |
6439fc28 | 654 | { X86_64_0 }, |
5f754f58 L |
655 | { X86_64_1 }, |
656 | { X86_64_2 }, | |
657 | { X86_64_3 }, | |
ce518a5f L |
658 | { "(bad)", { XX } }, /* seg fs */ |
659 | { "(bad)", { XX } }, /* seg gs */ | |
660 | { "(bad)", { XX } }, /* op size prefix */ | |
661 | { "(bad)", { XX } }, /* adr size prefix */ | |
252b5132 | 662 | /* 68 */ |
ce518a5f L |
663 | { "pushT", { Iq } }, |
664 | { "imulS", { Gv, Ev, Iv } }, | |
665 | { "pushT", { sIb } }, | |
666 | { "imulS", { Gv, Ev, sIb } }, | |
667 | { "ins{b||b|}", { Ybr, indirDX } }, | |
668 | { "ins{R||G|}", { Yzr, indirDX } }, | |
669 | { "outs{b||b|}", { indirDXr, Xb } }, | |
670 | { "outs{R||G|}", { indirDXr, Xz } }, | |
252b5132 | 671 | /* 70 */ |
ce518a5f L |
672 | { "joH", { Jb, XX, cond_jump_flag } }, |
673 | { "jnoH", { Jb, XX, cond_jump_flag } }, | |
674 | { "jbH", { Jb, XX, cond_jump_flag } }, | |
675 | { "jaeH", { Jb, XX, cond_jump_flag } }, | |
676 | { "jeH", { Jb, XX, cond_jump_flag } }, | |
677 | { "jneH", { Jb, XX, cond_jump_flag } }, | |
678 | { "jbeH", { Jb, XX, cond_jump_flag } }, | |
679 | { "jaH", { Jb, XX, cond_jump_flag } }, | |
252b5132 | 680 | /* 78 */ |
ce518a5f L |
681 | { "jsH", { Jb, XX, cond_jump_flag } }, |
682 | { "jnsH", { Jb, XX, cond_jump_flag } }, | |
683 | { "jpH", { Jb, XX, cond_jump_flag } }, | |
684 | { "jnpH", { Jb, XX, cond_jump_flag } }, | |
685 | { "jlH", { Jb, XX, cond_jump_flag } }, | |
686 | { "jgeH", { Jb, XX, cond_jump_flag } }, | |
687 | { "jleH", { Jb, XX, cond_jump_flag } }, | |
688 | { "jgH", { Jb, XX, cond_jump_flag } }, | |
252b5132 RH |
689 | /* 80 */ |
690 | { GRP1b }, | |
691 | { GRP1S }, | |
ce518a5f | 692 | { "(bad)", { XX } }, |
252b5132 | 693 | { GRP1Ss }, |
ce518a5f L |
694 | { "testB", { Eb, Gb } }, |
695 | { "testS", { Ev, Gv } }, | |
696 | { "xchgB", { Eb, Gb } }, | |
697 | { "xchgS", { Ev, Gv } }, | |
252b5132 | 698 | /* 88 */ |
ce518a5f L |
699 | { "movB", { Eb, Gb } }, |
700 | { "movS", { Ev, Gv } }, | |
701 | { "movB", { Gb, Eb } }, | |
702 | { "movS", { Gv, Ev } }, | |
703 | { "movD", { Sv, Sw } }, | |
704 | { "leaS", { Gv, M } }, | |
705 | { "movD", { Sw, Sv } }, | |
706 | { "popU", { stackEv } }, | |
252b5132 | 707 | /* 90 */ |
ce518a5f L |
708 | { "xchgS", { { NOP_Fixup1, eAX_reg }, { NOP_Fixup2, eAX_reg } } }, |
709 | { "xchgS", { RMeCX, eAX } }, | |
710 | { "xchgS", { RMeDX, eAX } }, | |
711 | { "xchgS", { RMeBX, eAX } }, | |
712 | { "xchgS", { RMeSP, eAX } }, | |
713 | { "xchgS", { RMeBP, eAX } }, | |
714 | { "xchgS", { RMeSI, eAX } }, | |
715 | { "xchgS", { RMeDI, eAX } }, | |
252b5132 | 716 | /* 98 */ |
ce518a5f L |
717 | { "cW{t||t|}R", { XX } }, |
718 | { "cR{t||t|}O", { XX } }, | |
719 | { "Jcall{T|}", { Ap } }, | |
720 | { "(bad)", { XX } }, /* fwait */ | |
721 | { "pushfT", { XX } }, | |
722 | { "popfT", { XX } }, | |
723 | { "sahf{|}", { XX } }, | |
724 | { "lahf{|}", { XX } }, | |
252b5132 | 725 | /* a0 */ |
ce518a5f L |
726 | { "movB", { AL, Ob } }, |
727 | { "movS", { eAX, Ov } }, | |
728 | { "movB", { Ob, AL } }, | |
729 | { "movS", { Ov, eAX } }, | |
730 | { "movs{b||b|}", { Ybr, Xb } }, | |
731 | { "movs{R||R|}", { Yvr, Xv } }, | |
732 | { "cmps{b||b|}", { Xb, Yb } }, | |
733 | { "cmps{R||R|}", { Xv, Yv } }, | |
252b5132 | 734 | /* a8 */ |
ce518a5f L |
735 | { "testB", { AL, Ib } }, |
736 | { "testS", { eAX, Iv } }, | |
737 | { "stosB", { Ybr, AL } }, | |
738 | { "stosS", { Yvr, eAX } }, | |
739 | { "lodsB", { ALr, Xb } }, | |
740 | { "lodsS", { eAXr, Xv } }, | |
741 | { "scasB", { AL, Yb } }, | |
742 | { "scasS", { eAX, Yv } }, | |
252b5132 | 743 | /* b0 */ |
ce518a5f L |
744 | { "movB", { RMAL, Ib } }, |
745 | { "movB", { RMCL, Ib } }, | |
746 | { "movB", { RMDL, Ib } }, | |
747 | { "movB", { RMBL, Ib } }, | |
748 | { "movB", { RMAH, Ib } }, | |
749 | { "movB", { RMCH, Ib } }, | |
750 | { "movB", { RMDH, Ib } }, | |
751 | { "movB", { RMBH, Ib } }, | |
252b5132 | 752 | /* b8 */ |
ce518a5f L |
753 | { "movS", { RMeAX, Iv64 } }, |
754 | { "movS", { RMeCX, Iv64 } }, | |
755 | { "movS", { RMeDX, Iv64 } }, | |
756 | { "movS", { RMeBX, Iv64 } }, | |
757 | { "movS", { RMeSP, Iv64 } }, | |
758 | { "movS", { RMeBP, Iv64 } }, | |
759 | { "movS", { RMeSI, Iv64 } }, | |
760 | { "movS", { RMeDI, Iv64 } }, | |
252b5132 RH |
761 | /* c0 */ |
762 | { GRP2b }, | |
763 | { GRP2S }, | |
ce518a5f L |
764 | { "retT", { Iw } }, |
765 | { "retT", { XX } }, | |
766 | { "les{S|}", { Gv, Mp } }, | |
767 | { "ldsS", { Gv, Mp } }, | |
a6bd098c L |
768 | { GRP11_C6 }, |
769 | { GRP11_C7 }, | |
252b5132 | 770 | /* c8 */ |
ce518a5f L |
771 | { "enterT", { Iw, Ib } }, |
772 | { "leaveT", { XX } }, | |
773 | { "lretP", { Iw } }, | |
774 | { "lretP", { XX } }, | |
775 | { "int3", { XX } }, | |
776 | { "int", { Ib } }, | |
777 | { "into{|}", { XX } }, | |
778 | { "iretP", { XX } }, | |
252b5132 RH |
779 | /* d0 */ |
780 | { GRP2b_one }, | |
781 | { GRP2S_one }, | |
782 | { GRP2b_cl }, | |
783 | { GRP2S_cl }, | |
ce518a5f L |
784 | { "aam{|}", { sIb } }, |
785 | { "aad{|}", { sIb } }, | |
786 | { "(bad)", { XX } }, | |
787 | { "xlat", { DSBX } }, | |
252b5132 RH |
788 | /* d8 */ |
789 | { FLOAT }, | |
790 | { FLOAT }, | |
791 | { FLOAT }, | |
792 | { FLOAT }, | |
793 | { FLOAT }, | |
794 | { FLOAT }, | |
795 | { FLOAT }, | |
796 | { FLOAT }, | |
797 | /* e0 */ | |
ce518a5f L |
798 | { "loopneFH", { Jb, XX, loop_jcxz_flag } }, |
799 | { "loopeFH", { Jb, XX, loop_jcxz_flag } }, | |
800 | { "loopFH", { Jb, XX, loop_jcxz_flag } }, | |
801 | { "jEcxzH", { Jb, XX, loop_jcxz_flag } }, | |
802 | { "inB", { AL, Ib } }, | |
803 | { "inG", { zAX, Ib } }, | |
804 | { "outB", { Ib, AL } }, | |
805 | { "outG", { Ib, zAX } }, | |
252b5132 | 806 | /* e8 */ |
ce518a5f L |
807 | { "callT", { Jv } }, |
808 | { "jmpT", { Jv } }, | |
809 | { "Jjmp{T|}", { Ap } }, | |
810 | { "jmp", { Jb } }, | |
811 | { "inB", { AL, indirDX } }, | |
812 | { "inG", { zAX, indirDX } }, | |
813 | { "outB", { indirDX, AL } }, | |
814 | { "outG", { indirDX, zAX } }, | |
252b5132 | 815 | /* f0 */ |
ce518a5f L |
816 | { "(bad)", { XX } }, /* lock prefix */ |
817 | { "icebp", { XX } }, | |
818 | { "(bad)", { XX } }, /* repne */ | |
819 | { "(bad)", { XX } }, /* repz */ | |
820 | { "hlt", { XX } }, | |
821 | { "cmc", { XX } }, | |
252b5132 RH |
822 | { GRP3b }, |
823 | { GRP3S }, | |
824 | /* f8 */ | |
ce518a5f L |
825 | { "clc", { XX } }, |
826 | { "stc", { XX } }, | |
827 | { "cli", { XX } }, | |
828 | { "sti", { XX } }, | |
829 | { "cld", { XX } }, | |
830 | { "std", { XX } }, | |
252b5132 RH |
831 | { GRP4 }, |
832 | { GRP5 }, | |
833 | }; | |
834 | ||
6439fc28 | 835 | static const struct dis386 dis386_twobyte[] = { |
252b5132 RH |
836 | /* 00 */ |
837 | { GRP6 }, | |
838 | { GRP7 }, | |
ce518a5f L |
839 | { "larS", { Gv, Ew } }, |
840 | { "lslS", { Gv, Ew } }, | |
841 | { "(bad)", { XX } }, | |
842 | { "syscall", { XX } }, | |
843 | { "clts", { XX } }, | |
844 | { "sysretP", { XX } }, | |
252b5132 | 845 | /* 08 */ |
ce518a5f L |
846 | { "invd", { XX } }, |
847 | { "wbinvd", { XX } }, | |
848 | { "(bad)", { XX } }, | |
849 | { "ud2a", { XX } }, | |
850 | { "(bad)", { XX } }, | |
c608c12e | 851 | { GRPAMD }, |
ce518a5f L |
852 | { "femms", { XX } }, |
853 | { "", { MX, EM, OPSUF } }, /* See OP_3DNowSuffix. */ | |
252b5132 | 854 | /* 10 */ |
c608c12e AM |
855 | { PREGRP8 }, |
856 | { PREGRP9 }, | |
ca164297 | 857 | { PREGRP30 }, |
ce518a5f L |
858 | { "movlpX", { EX, XM, { SIMD_Fixup, 'h' } } }, |
859 | { "unpcklpX", { XM, EX } }, | |
860 | { "unpckhpX", { XM, EX } }, | |
ca164297 | 861 | { PREGRP31 }, |
ce518a5f | 862 | { "movhpX", { EX, XM, { SIMD_Fixup, 'l' } } }, |
252b5132 | 863 | /* 18 */ |
b3882df9 | 864 | { GRP16 }, |
ce518a5f L |
865 | { "(bad)", { XX } }, |
866 | { "(bad)", { XX } }, | |
867 | { "(bad)", { XX } }, | |
868 | { "(bad)", { XX } }, | |
869 | { "(bad)", { XX } }, | |
870 | { "(bad)", { XX } }, | |
871 | { "nopQ", { Ev } }, | |
252b5132 | 872 | /* 20 */ |
ce518a5f L |
873 | { "movZ", { Rm, Cm } }, |
874 | { "movZ", { Rm, Dm } }, | |
875 | { "movZ", { Cm, Rm } }, | |
876 | { "movZ", { Dm, Rm } }, | |
877 | { "movL", { Rd, Td } }, | |
878 | { "(bad)", { XX } }, | |
879 | { "movL", { Td, Rd } }, | |
880 | { "(bad)", { XX } }, | |
252b5132 | 881 | /* 28 */ |
ce518a5f L |
882 | { "movapX", { XM, EX } }, |
883 | { "movapX", { EX, XM } }, | |
c608c12e | 884 | { PREGRP2 }, |
050dfa73 | 885 | { PREGRP33 }, |
2da11e11 | 886 | { PREGRP4 }, |
c608c12e | 887 | { PREGRP3 }, |
ce518a5f L |
888 | { "ucomisX", { XM,EX } }, |
889 | { "comisX", { XM,EX } }, | |
252b5132 | 890 | /* 30 */ |
ce518a5f L |
891 | { "wrmsr", { XX } }, |
892 | { "rdtsc", { XX } }, | |
893 | { "rdmsr", { XX } }, | |
894 | { "rdpmc", { XX } }, | |
895 | { "sysenter", { XX } }, | |
896 | { "sysexit", { XX } }, | |
897 | { "(bad)", { XX } }, | |
898 | { "(bad)", { XX } }, | |
252b5132 | 899 | /* 38 */ |
331d2d0d | 900 | { THREE_BYTE_0 }, |
ce518a5f | 901 | { "(bad)", { XX } }, |
331d2d0d | 902 | { THREE_BYTE_1 }, |
ce518a5f L |
903 | { "(bad)", { XX } }, |
904 | { "(bad)", { XX } }, | |
905 | { "(bad)", { XX } }, | |
906 | { "(bad)", { XX } }, | |
907 | { "(bad)", { XX } }, | |
252b5132 | 908 | /* 40 */ |
ce518a5f L |
909 | { "cmovo", { Gv, Ev } }, |
910 | { "cmovno", { Gv, Ev } }, | |
911 | { "cmovb", { Gv, Ev } }, | |
912 | { "cmovae", { Gv, Ev } }, | |
913 | { "cmove", { Gv, Ev } }, | |
914 | { "cmovne", { Gv, Ev } }, | |
915 | { "cmovbe", { Gv, Ev } }, | |
916 | { "cmova", { Gv, Ev } }, | |
252b5132 | 917 | /* 48 */ |
ce518a5f L |
918 | { "cmovs", { Gv, Ev } }, |
919 | { "cmovns", { Gv, Ev } }, | |
920 | { "cmovp", { Gv, Ev } }, | |
921 | { "cmovnp", { Gv, Ev } }, | |
922 | { "cmovl", { Gv, Ev } }, | |
923 | { "cmovge", { Gv, Ev } }, | |
924 | { "cmovle", { Gv, Ev } }, | |
925 | { "cmovg", { Gv, Ev } }, | |
252b5132 | 926 | /* 50 */ |
ce518a5f | 927 | { "movmskpX", { Gdq, XS } }, |
c608c12e AM |
928 | { PREGRP13 }, |
929 | { PREGRP12 }, | |
930 | { PREGRP11 }, | |
ce518a5f L |
931 | { "andpX", { XM, EX } }, |
932 | { "andnpX", { XM, EX } }, | |
933 | { "orpX", { XM, EX } }, | |
934 | { "xorpX", { XM, EX } }, | |
252b5132 | 935 | /* 58 */ |
c608c12e AM |
936 | { PREGRP0 }, |
937 | { PREGRP10 }, | |
041bd2e0 JH |
938 | { PREGRP17 }, |
939 | { PREGRP16 }, | |
c608c12e AM |
940 | { PREGRP14 }, |
941 | { PREGRP7 }, | |
942 | { PREGRP5 }, | |
2da11e11 | 943 | { PREGRP6 }, |
252b5132 | 944 | /* 60 */ |
ce518a5f L |
945 | { "punpcklbw", { MX, EM } }, |
946 | { "punpcklwd", { MX, EM } }, | |
947 | { "punpckldq", { MX, EM } }, | |
948 | { "packsswb", { MX, EM } }, | |
949 | { "pcmpgtb", { MX, EM } }, | |
950 | { "pcmpgtw", { MX, EM } }, | |
951 | { "pcmpgtd", { MX, EM } }, | |
952 | { "packuswb", { MX, EM } }, | |
252b5132 | 953 | /* 68 */ |
ce518a5f L |
954 | { "punpckhbw", { MX, EM } }, |
955 | { "punpckhwd", { MX, EM } }, | |
956 | { "punpckhdq", { MX, EM } }, | |
957 | { "packssdw", { MX, EM } }, | |
0f17484f | 958 | { PREGRP26 }, |
041bd2e0 | 959 | { PREGRP24 }, |
ce518a5f | 960 | { "movd", { MX, Edq } }, |
041bd2e0 | 961 | { PREGRP19 }, |
252b5132 | 962 | /* 70 */ |
041bd2e0 | 963 | { PREGRP22 }, |
252b5132 | 964 | { GRP12 }, |
b3882df9 L |
965 | { GRP13 }, |
966 | { GRP14 }, | |
ce518a5f L |
967 | { "pcmpeqb", { MX, EM } }, |
968 | { "pcmpeqw", { MX, EM } }, | |
969 | { "pcmpeqd", { MX, EM } }, | |
970 | { "emms", { XX } }, | |
252b5132 | 971 | /* 78 */ |
050dfa73 MM |
972 | { PREGRP34 }, |
973 | { PREGRP35 }, | |
ce518a5f L |
974 | { "(bad)", { XX } }, |
975 | { "(bad)", { XX } }, | |
ca164297 L |
976 | { PREGRP28 }, |
977 | { PREGRP29 }, | |
041bd2e0 JH |
978 | { PREGRP23 }, |
979 | { PREGRP20 }, | |
252b5132 | 980 | /* 80 */ |
ce518a5f L |
981 | { "joH", { Jv, XX, cond_jump_flag } }, |
982 | { "jnoH", { Jv, XX, cond_jump_flag } }, | |
983 | { "jbH", { Jv, XX, cond_jump_flag } }, | |
984 | { "jaeH", { Jv, XX, cond_jump_flag } }, | |
985 | { "jeH", { Jv, XX, cond_jump_flag } }, | |
986 | { "jneH", { Jv, XX, cond_jump_flag } }, | |
987 | { "jbeH", { Jv, XX, cond_jump_flag } }, | |
988 | { "jaH", { Jv, XX, cond_jump_flag } }, | |
252b5132 | 989 | /* 88 */ |
ce518a5f L |
990 | { "jsH", { Jv, XX, cond_jump_flag } }, |
991 | { "jnsH", { Jv, XX, cond_jump_flag } }, | |
992 | { "jpH", { Jv, XX, cond_jump_flag } }, | |
993 | { "jnpH", { Jv, XX, cond_jump_flag } }, | |
994 | { "jlH", { Jv, XX, cond_jump_flag } }, | |
995 | { "jgeH", { Jv, XX, cond_jump_flag } }, | |
996 | { "jleH", { Jv, XX, cond_jump_flag } }, | |
997 | { "jgH", { Jv, XX, cond_jump_flag } }, | |
252b5132 | 998 | /* 90 */ |
ce518a5f L |
999 | { "seto", { Eb } }, |
1000 | { "setno", { Eb } }, | |
1001 | { "setb", { Eb } }, | |
1002 | { "setae", { Eb } }, | |
1003 | { "sete", { Eb } }, | |
1004 | { "setne", { Eb } }, | |
1005 | { "setbe", { Eb } }, | |
1006 | { "seta", { Eb } }, | |
252b5132 | 1007 | /* 98 */ |
ce518a5f L |
1008 | { "sets", { Eb } }, |
1009 | { "setns", { Eb } }, | |
1010 | { "setp", { Eb } }, | |
1011 | { "setnp", { Eb } }, | |
1012 | { "setl", { Eb } }, | |
1013 | { "setge", { Eb } }, | |
1014 | { "setle", { Eb } }, | |
1015 | { "setg", { Eb } }, | |
252b5132 | 1016 | /* a0 */ |
ce518a5f L |
1017 | { "pushT", { fs } }, |
1018 | { "popT", { fs } }, | |
1019 | { "cpuid", { XX } }, | |
1020 | { "btS", { Ev, Gv } }, | |
1021 | { "shldS", { Ev, Gv, Ib } }, | |
1022 | { "shldS", { Ev, Gv, CL } }, | |
30d1c836 ML |
1023 | { GRPPADLCK2 }, |
1024 | { GRPPADLCK1 }, | |
252b5132 | 1025 | /* a8 */ |
ce518a5f L |
1026 | { "pushT", { gs } }, |
1027 | { "popT", { gs } }, | |
1028 | { "rsm", { XX } }, | |
1029 | { "btsS", { Ev, Gv } }, | |
1030 | { "shrdS", { Ev, Gv, Ib } }, | |
1031 | { "shrdS", { Ev, Gv, CL } }, | |
b3882df9 | 1032 | { GRP15 }, |
ce518a5f | 1033 | { "imulS", { Gv, Ev } }, |
252b5132 | 1034 | /* b0 */ |
ce518a5f L |
1035 | { "cmpxchgB", { Eb, Gb } }, |
1036 | { "cmpxchgS", { Ev, Gv } }, | |
1037 | { "lssS", { Gv, Mp } }, | |
1038 | { "btrS", { Ev, Gv } }, | |
1039 | { "lfsS", { Gv, Mp } }, | |
1040 | { "lgsS", { Gv, Mp } }, | |
1041 | { "movz{bR|x|bR|x}", { Gv, Eb } }, | |
1042 | { "movz{wR|x|wR|x}", { Gv, Ew } }, /* yes, there really is movzww ! */ | |
252b5132 | 1043 | /* b8 */ |
7918206c | 1044 | { PREGRP37 }, |
ce518a5f | 1045 | { "ud2b", { XX } }, |
252b5132 | 1046 | { GRP8 }, |
ce518a5f L |
1047 | { "btcS", { Ev, Gv } }, |
1048 | { "bsfS", { Gv, Ev } }, | |
050dfa73 | 1049 | { PREGRP36 }, |
ce518a5f L |
1050 | { "movs{bR|x|bR|x}", { Gv, Eb } }, |
1051 | { "movs{wR|x|wR|x}", { Gv, Ew } }, /* yes, there really is movsww ! */ | |
252b5132 | 1052 | /* c0 */ |
ce518a5f L |
1053 | { "xaddB", { Eb, Gb } }, |
1054 | { "xaddS", { Ev, Gv } }, | |
c608c12e | 1055 | { PREGRP1 }, |
ce518a5f L |
1056 | { "movntiS", { Ev, Gv } }, |
1057 | { "pinsrw", { MX, Edqw, Ib } }, | |
1058 | { "pextrw", { Gdq, MS, Ib } }, | |
1059 | { "shufpX", { XM, EX, Ib } }, | |
252b5132 RH |
1060 | { GRP9 }, |
1061 | /* c8 */ | |
ce518a5f L |
1062 | { "bswap", { RMeAX } }, |
1063 | { "bswap", { RMeCX } }, | |
1064 | { "bswap", { RMeDX } }, | |
1065 | { "bswap", { RMeBX } }, | |
1066 | { "bswap", { RMeSP } }, | |
1067 | { "bswap", { RMeBP } }, | |
1068 | { "bswap", { RMeSI } }, | |
1069 | { "bswap", { RMeDI } }, | |
252b5132 | 1070 | /* d0 */ |
ca164297 | 1071 | { PREGRP27 }, |
ce518a5f L |
1072 | { "psrlw", { MX, EM } }, |
1073 | { "psrld", { MX, EM } }, | |
1074 | { "psrlq", { MX, EM } }, | |
1075 | { "paddq", { MX, EM } }, | |
1076 | { "pmullw", { MX, EM } }, | |
041bd2e0 | 1077 | { PREGRP21 }, |
ce518a5f | 1078 | { "pmovmskb", { Gdq, MS } }, |
252b5132 | 1079 | /* d8 */ |
ce518a5f L |
1080 | { "psubusb", { MX, EM } }, |
1081 | { "psubusw", { MX, EM } }, | |
1082 | { "pminub", { MX, EM } }, | |
1083 | { "pand", { MX, EM } }, | |
1084 | { "paddusb", { MX, EM } }, | |
1085 | { "paddusw", { MX, EM } }, | |
1086 | { "pmaxub", { MX, EM } }, | |
1087 | { "pandn", { MX, EM } }, | |
252b5132 | 1088 | /* e0 */ |
ce518a5f L |
1089 | { "pavgb", { MX, EM } }, |
1090 | { "psraw", { MX, EM } }, | |
1091 | { "psrad", { MX, EM } }, | |
1092 | { "pavgw", { MX, EM } }, | |
1093 | { "pmulhuw", { MX, EM } }, | |
1094 | { "pmulhw", { MX, EM } }, | |
041bd2e0 | 1095 | { PREGRP15 }, |
0f17484f | 1096 | { PREGRP25 }, |
252b5132 | 1097 | /* e8 */ |
ce518a5f L |
1098 | { "psubsb", { MX, EM } }, |
1099 | { "psubsw", { MX, EM } }, | |
1100 | { "pminsw", { MX, EM } }, | |
1101 | { "por", { MX, EM } }, | |
1102 | { "paddsb", { MX, EM } }, | |
1103 | { "paddsw", { MX, EM } }, | |
1104 | { "pmaxsw", { MX, EM } }, | |
1105 | { "pxor", { MX, EM } }, | |
252b5132 | 1106 | /* f0 */ |
ca164297 | 1107 | { PREGRP32 }, |
ce518a5f L |
1108 | { "psllw", { MX, EM } }, |
1109 | { "pslld", { MX, EM } }, | |
1110 | { "psllq", { MX, EM } }, | |
1111 | { "pmuludq", { MX, EM } }, | |
1112 | { "pmaddwd", { MX, EM } }, | |
1113 | { "psadbw", { MX, EM } }, | |
041bd2e0 | 1114 | { PREGRP18 }, |
252b5132 | 1115 | /* f8 */ |
ce518a5f L |
1116 | { "psubb", { MX, EM } }, |
1117 | { "psubw", { MX, EM } }, | |
1118 | { "psubd", { MX, EM } }, | |
1119 | { "psubq", { MX, EM } }, | |
1120 | { "paddb", { MX, EM } }, | |
1121 | { "paddw", { MX, EM } }, | |
1122 | { "paddd", { MX, EM } }, | |
1123 | { "(bad)", { XX } }, | |
252b5132 RH |
1124 | }; |
1125 | ||
1126 | static const unsigned char onebyte_has_modrm[256] = { | |
c608c12e AM |
1127 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1128 | /* ------------------------------- */ | |
1129 | /* 00 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 00 */ | |
1130 | /* 10 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 10 */ | |
1131 | /* 20 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 20 */ | |
1132 | /* 30 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 30 */ | |
1133 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 40 */ | |
1134 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 50 */ | |
1135 | /* 60 */ 0,0,1,1,0,0,0,0,0,1,0,1,0,0,0,0, /* 60 */ | |
1136 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 70 */ | |
1137 | /* 80 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 80 */ | |
1138 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 90 */ | |
1139 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* a0 */ | |
1140 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* b0 */ | |
1141 | /* c0 */ 1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0, /* c0 */ | |
1142 | /* d0 */ 1,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* d0 */ | |
1143 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* e0 */ | |
1144 | /* f0 */ 0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1 /* f0 */ | |
1145 | /* ------------------------------- */ | |
1146 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
252b5132 RH |
1147 | }; |
1148 | ||
1149 | static const unsigned char twobyte_has_modrm[256] = { | |
c608c12e AM |
1150 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1151 | /* ------------------------------- */ | |
252b5132 | 1152 | /* 00 */ 1,1,1,1,0,0,0,0,0,0,0,0,0,1,0,1, /* 0f */ |
15965411 | 1153 | /* 10 */ 1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,1, /* 1f */ |
4bba6815 | 1154 | /* 20 */ 1,1,1,1,1,0,1,0,1,1,1,1,1,1,1,1, /* 2f */ |
331d2d0d | 1155 | /* 30 */ 0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0, /* 3f */ |
252b5132 | 1156 | /* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 4f */ |
4bba6815 AM |
1157 | /* 50 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 5f */ |
1158 | /* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 6f */ | |
90700ea2 | 1159 | /* 70 */ 1,1,1,1,1,1,1,0,1,1,0,0,1,1,1,1, /* 7f */ |
252b5132 RH |
1160 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1161 | /* 90 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 9f */ | |
30d1c836 | 1162 | /* a0 */ 0,0,0,1,1,1,1,1,0,0,0,1,1,1,1,1, /* af */ |
050dfa73 | 1163 | /* b0 */ 1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1, /* bf */ |
252b5132 | 1164 | /* c0 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* cf */ |
ca164297 | 1165 | /* d0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* df */ |
4bba6815 | 1166 | /* e0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ef */ |
ca164297 | 1167 | /* f0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0 /* ff */ |
c608c12e AM |
1168 | /* ------------------------------- */ |
1169 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1170 | }; | |
1171 | ||
eec0f4ca | 1172 | static const unsigned char twobyte_uses_DATA_prefix[256] = { |
c608c12e AM |
1173 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1174 | /* ------------------------------- */ | |
1175 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
ca164297 | 1176 | /* 10 */ 1,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0, /* 1f */ |
050dfa73 | 1177 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */ |
331d2d0d | 1178 | /* 30 */ 0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0, /* 3f */ |
c608c12e | 1179 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ |
041bd2e0 JH |
1180 | /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */ |
1181 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1, /* 6f */ | |
050dfa73 | 1182 | /* 70 */ 1,0,0,0,0,0,0,0,1,1,0,0,1,1,1,1, /* 7f */ |
c608c12e AM |
1183 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1184 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1185 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1186 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1187 | /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
ca164297 | 1188 | /* d0 */ 1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */ |
041bd2e0 | 1189 | /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */ |
ca164297 | 1190 | /* f0 */ 1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0 /* ff */ |
c608c12e AM |
1191 | /* ------------------------------- */ |
1192 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
252b5132 RH |
1193 | }; |
1194 | ||
eec0f4ca L |
1195 | static const unsigned char twobyte_uses_REPNZ_prefix[256] = { |
1196 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1197 | /* ------------------------------- */ | |
1198 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
1199 | /* 10 */ 1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1200 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */ | |
1201 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1202 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1203 | /* 50 */ 0,1,0,0,0,0,0,0,1,1,1,0,1,1,1,1, /* 5f */ | |
1204 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1205 | /* 70 */ 1,0,0,0,0,0,0,0,1,1,0,0,1,1,0,0, /* 7f */ | |
1206 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1207 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1208 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1209 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1210 | /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1211 | /* d0 */ 1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */ | |
1212 | /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */ | |
1213 | /* f0 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1214 | /* ------------------------------- */ | |
1215 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1216 | }; | |
1217 | ||
1218 | static const unsigned char twobyte_uses_REPZ_prefix[256] = { | |
1219 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1220 | /* ------------------------------- */ | |
1221 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
1222 | /* 10 */ 1,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1223 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */ | |
1224 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1225 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1226 | /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */ | |
1227 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1, /* 6f */ | |
1228 | /* 70 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1, /* 7f */ | |
1229 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1230 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1231 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1232 | /* b0 */ 0,0,0,0,0,0,0,0,1,0,0,0,0,1,0,0, /* bf */ | |
1233 | /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1234 | /* d0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */ | |
1235 | /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */ | |
1236 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1237 | /* ------------------------------- */ | |
1238 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1239 | }; | |
1240 | ||
1241 | /* This is used to determine if opcode 0f 38 XX uses DATA prefix. */ | |
1242 | static const unsigned char threebyte_0x38_uses_DATA_prefix[256] = { | |
1243 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1244 | /* ------------------------------- */ | |
1245 | /* 00 */ 1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0, /* 0f */ | |
1246 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0, /* 1f */ | |
1247 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ | |
1248 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1249 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1250 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ | |
1251 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1252 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ | |
1253 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1254 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1255 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1256 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1257 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1258 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ | |
1259 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ | |
1260 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1261 | /* ------------------------------- */ | |
1262 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1263 | }; | |
1264 | ||
1265 | /* This is used to determine if opcode 0f 38 XX uses REPNZ prefix. */ | |
1266 | static const unsigned char threebyte_0x38_uses_REPNZ_prefix[256] = { | |
1267 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1268 | /* ------------------------------- */ | |
1269 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
1270 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1271 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ | |
1272 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1273 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1274 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ | |
1275 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1276 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ | |
1277 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1278 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1279 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1280 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1281 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1282 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ | |
1283 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ | |
1284 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1285 | /* ------------------------------- */ | |
1286 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1287 | }; | |
1288 | ||
1289 | /* This is used to determine if opcode 0f 38 XX uses REPZ prefix. */ | |
1290 | static const unsigned char threebyte_0x38_uses_REPZ_prefix[256] = { | |
1291 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1292 | /* ------------------------------- */ | |
1293 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
1294 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1295 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ | |
1296 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1297 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1298 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ | |
1299 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1300 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ | |
1301 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1302 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1303 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1304 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1305 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1306 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ | |
1307 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ | |
1308 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1309 | /* ------------------------------- */ | |
1310 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1311 | }; | |
1312 | ||
1313 | /* This is used to determine if opcode 0f 3a XX uses DATA prefix. */ | |
1314 | static const unsigned char threebyte_0x3a_uses_DATA_prefix[256] = { | |
1315 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1316 | /* ------------------------------- */ | |
1317 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1, /* 0f */ | |
1318 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1319 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ | |
1320 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1321 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1322 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ | |
1323 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1324 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ | |
1325 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1326 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1327 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1328 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1329 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1330 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ | |
1331 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ | |
1332 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1333 | /* ------------------------------- */ | |
1334 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1335 | }; | |
1336 | ||
1337 | /* This is used to determine if opcode 0f 3a XX uses REPNZ prefix. */ | |
1338 | static const unsigned char threebyte_0x3a_uses_REPNZ_prefix[256] = { | |
1339 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1340 | /* ------------------------------- */ | |
1341 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
1342 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1343 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ | |
1344 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1345 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1346 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ | |
1347 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1348 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ | |
1349 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1350 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1351 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1352 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1353 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1354 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ | |
1355 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ | |
1356 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1357 | /* ------------------------------- */ | |
1358 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1359 | }; | |
1360 | ||
1361 | /* This is used to determine if opcode 0f 3a XX uses REPZ prefix. */ | |
1362 | static const unsigned char threebyte_0x3a_uses_REPZ_prefix[256] = { | |
1363 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1364 | /* ------------------------------- */ | |
1365 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
1366 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1367 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ | |
1368 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1369 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1370 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ | |
1371 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1372 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ | |
1373 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1374 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1375 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1376 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1377 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1378 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ | |
1379 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ | |
1380 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1381 | /* ------------------------------- */ | |
1382 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1383 | }; | |
1384 | ||
252b5132 RH |
1385 | static char obuf[100]; |
1386 | static char *obufp; | |
1387 | static char scratchbuf[100]; | |
1388 | static unsigned char *start_codep; | |
1389 | static unsigned char *insn_codep; | |
1390 | static unsigned char *codep; | |
1391 | static disassemble_info *the_info; | |
1392 | static int mod; | |
1393 | static int rm; | |
1394 | static int reg; | |
4bba6815 | 1395 | static unsigned char need_modrm; |
252b5132 | 1396 | |
4bba6815 AM |
1397 | /* If we are accessing mod/rm/reg without need_modrm set, then the |
1398 | values are stale. Hitting this abort likely indicates that you | |
1399 | need to update onebyte_has_modrm or twobyte_has_modrm. */ | |
1400 | #define MODRM_CHECK if (!need_modrm) abort () | |
1401 | ||
d708bcba AM |
1402 | static const char **names64; |
1403 | static const char **names32; | |
1404 | static const char **names16; | |
1405 | static const char **names8; | |
1406 | static const char **names8rex; | |
1407 | static const char **names_seg; | |
1408 | static const char **index16; | |
1409 | ||
1410 | static const char *intel_names64[] = { | |
1411 | "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi", | |
1412 | "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15" | |
1413 | }; | |
1414 | static const char *intel_names32[] = { | |
1415 | "eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi", | |
1416 | "r8d", "r9d", "r10d", "r11d", "r12d", "r13d", "r14d", "r15d" | |
1417 | }; | |
1418 | static const char *intel_names16[] = { | |
1419 | "ax", "cx", "dx", "bx", "sp", "bp", "si", "di", | |
1420 | "r8w", "r9w", "r10w", "r11w", "r12w", "r13w", "r14w", "r15w" | |
1421 | }; | |
1422 | static const char *intel_names8[] = { | |
1423 | "al", "cl", "dl", "bl", "ah", "ch", "dh", "bh", | |
1424 | }; | |
1425 | static const char *intel_names8rex[] = { | |
1426 | "al", "cl", "dl", "bl", "spl", "bpl", "sil", "dil", | |
1427 | "r8b", "r9b", "r10b", "r11b", "r12b", "r13b", "r14b", "r15b" | |
1428 | }; | |
1429 | static const char *intel_names_seg[] = { | |
1430 | "es", "cs", "ss", "ds", "fs", "gs", "?", "?", | |
1431 | }; | |
1432 | static const char *intel_index16[] = { | |
1433 | "bx+si", "bx+di", "bp+si", "bp+di", "si", "di", "bp", "bx" | |
1434 | }; | |
1435 | ||
1436 | static const char *att_names64[] = { | |
1437 | "%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi", | |
52b15da3 JH |
1438 | "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15" |
1439 | }; | |
d708bcba AM |
1440 | static const char *att_names32[] = { |
1441 | "%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi", | |
52b15da3 | 1442 | "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d" |
252b5132 | 1443 | }; |
d708bcba AM |
1444 | static const char *att_names16[] = { |
1445 | "%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di", | |
52b15da3 | 1446 | "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w" |
252b5132 | 1447 | }; |
d708bcba AM |
1448 | static const char *att_names8[] = { |
1449 | "%al", "%cl", "%dl", "%bl", "%ah", "%ch", "%dh", "%bh", | |
252b5132 | 1450 | }; |
d708bcba AM |
1451 | static const char *att_names8rex[] = { |
1452 | "%al", "%cl", "%dl", "%bl", "%spl", "%bpl", "%sil", "%dil", | |
52b15da3 JH |
1453 | "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b" |
1454 | }; | |
d708bcba AM |
1455 | static const char *att_names_seg[] = { |
1456 | "%es", "%cs", "%ss", "%ds", "%fs", "%gs", "%?", "%?", | |
252b5132 | 1457 | }; |
d708bcba AM |
1458 | static const char *att_index16[] = { |
1459 | "%bx,%si", "%bx,%di", "%bp,%si", "%bp,%di", "%si", "%di", "%bp", "%bx" | |
252b5132 RH |
1460 | }; |
1461 | ||
2da11e11 | 1462 | static const struct dis386 grps[][8] = { |
252b5132 RH |
1463 | /* GRP1b */ |
1464 | { | |
ce518a5f L |
1465 | { "addA", { Eb, Ib } }, |
1466 | { "orA", { Eb, Ib } }, | |
1467 | { "adcA", { Eb, Ib } }, | |
1468 | { "sbbA", { Eb, Ib } }, | |
1469 | { "andA", { Eb, Ib } }, | |
1470 | { "subA", { Eb, Ib } }, | |
1471 | { "xorA", { Eb, Ib } }, | |
1472 | { "cmpA", { Eb, Ib } }, | |
252b5132 RH |
1473 | }, |
1474 | /* GRP1S */ | |
1475 | { | |
ce518a5f L |
1476 | { "addQ", { Ev, Iv } }, |
1477 | { "orQ", { Ev, Iv } }, | |
1478 | { "adcQ", { Ev, Iv } }, | |
1479 | { "sbbQ", { Ev, Iv } }, | |
1480 | { "andQ", { Ev, Iv } }, | |
1481 | { "subQ", { Ev, Iv } }, | |
1482 | { "xorQ", { Ev, Iv } }, | |
1483 | { "cmpQ", { Ev, Iv } }, | |
252b5132 RH |
1484 | }, |
1485 | /* GRP1Ss */ | |
1486 | { | |
ce518a5f L |
1487 | { "addQ", { Ev, sIb } }, |
1488 | { "orQ", { Ev, sIb } }, | |
1489 | { "adcQ", { Ev, sIb } }, | |
1490 | { "sbbQ", { Ev, sIb } }, | |
1491 | { "andQ", { Ev, sIb } }, | |
1492 | { "subQ", { Ev, sIb } }, | |
1493 | { "xorQ", { Ev, sIb } }, | |
1494 | { "cmpQ", { Ev, sIb } }, | |
252b5132 RH |
1495 | }, |
1496 | /* GRP2b */ | |
1497 | { | |
ce518a5f L |
1498 | { "rolA", { Eb, Ib } }, |
1499 | { "rorA", { Eb, Ib } }, | |
1500 | { "rclA", { Eb, Ib } }, | |
1501 | { "rcrA", { Eb, Ib } }, | |
1502 | { "shlA", { Eb, Ib } }, | |
1503 | { "shrA", { Eb, Ib } }, | |
1504 | { "(bad)", { XX } }, | |
1505 | { "sarA", { Eb, Ib } }, | |
252b5132 RH |
1506 | }, |
1507 | /* GRP2S */ | |
1508 | { | |
ce518a5f L |
1509 | { "rolQ", { Ev, Ib } }, |
1510 | { "rorQ", { Ev, Ib } }, | |
1511 | { "rclQ", { Ev, Ib } }, | |
1512 | { "rcrQ", { Ev, Ib } }, | |
1513 | { "shlQ", { Ev, Ib } }, | |
1514 | { "shrQ", { Ev, Ib } }, | |
1515 | { "(bad)", { XX } }, | |
1516 | { "sarQ", { Ev, Ib } }, | |
252b5132 RH |
1517 | }, |
1518 | /* GRP2b_one */ | |
1519 | { | |
ce518a5f L |
1520 | { "rolA", { Eb, I1 } }, |
1521 | { "rorA", { Eb, I1 } }, | |
1522 | { "rclA", { Eb, I1 } }, | |
1523 | { "rcrA", { Eb, I1 } }, | |
1524 | { "shlA", { Eb, I1 } }, | |
1525 | { "shrA", { Eb, I1 } }, | |
1526 | { "(bad)", { XX } }, | |
1527 | { "sarA", { Eb, I1 } }, | |
252b5132 RH |
1528 | }, |
1529 | /* GRP2S_one */ | |
1530 | { | |
ce518a5f L |
1531 | { "rolQ", { Ev, I1 } }, |
1532 | { "rorQ", { Ev, I1 } }, | |
1533 | { "rclQ", { Ev, I1 } }, | |
1534 | { "rcrQ", { Ev, I1 } }, | |
1535 | { "shlQ", { Ev, I1 } }, | |
1536 | { "shrQ", { Ev, I1 } }, | |
1537 | { "(bad)", { XX } }, | |
1538 | { "sarQ", { Ev, I1 } }, | |
252b5132 RH |
1539 | }, |
1540 | /* GRP2b_cl */ | |
1541 | { | |
ce518a5f L |
1542 | { "rolA", { Eb, CL } }, |
1543 | { "rorA", { Eb, CL } }, | |
1544 | { "rclA", { Eb, CL } }, | |
1545 | { "rcrA", { Eb, CL } }, | |
1546 | { "shlA", { Eb, CL } }, | |
1547 | { "shrA", { Eb, CL } }, | |
1548 | { "(bad)", { XX } }, | |
1549 | { "sarA", { Eb, CL } }, | |
252b5132 RH |
1550 | }, |
1551 | /* GRP2S_cl */ | |
1552 | { | |
ce518a5f L |
1553 | { "rolQ", { Ev, CL } }, |
1554 | { "rorQ", { Ev, CL } }, | |
1555 | { "rclQ", { Ev, CL } }, | |
1556 | { "rcrQ", { Ev, CL } }, | |
1557 | { "shlQ", { Ev, CL } }, | |
1558 | { "shrQ", { Ev, CL } }, | |
1559 | { "(bad)", { XX } }, | |
1560 | { "sarQ", { Ev, CL } }, | |
252b5132 RH |
1561 | }, |
1562 | /* GRP3b */ | |
1563 | { | |
ce518a5f L |
1564 | { "testA", { Eb, Ib } }, |
1565 | { "(bad)", { Eb } }, | |
1566 | { "notA", { Eb } }, | |
1567 | { "negA", { Eb } }, | |
1568 | { "mulA", { Eb } }, /* Don't print the implicit %al register, */ | |
1569 | { "imulA", { Eb } }, /* to distinguish these opcodes from other */ | |
1570 | { "divA", { Eb } }, /* mul/imul opcodes. Do the same for div */ | |
1571 | { "idivA", { Eb } }, /* and idiv for consistency. */ | |
252b5132 RH |
1572 | }, |
1573 | /* GRP3S */ | |
1574 | { | |
ce518a5f L |
1575 | { "testQ", { Ev, Iv } }, |
1576 | { "(bad)", { XX } }, | |
1577 | { "notQ", { Ev } }, | |
1578 | { "negQ", { Ev } }, | |
1579 | { "mulQ", { Ev } }, /* Don't print the implicit register. */ | |
1580 | { "imulQ", { Ev } }, | |
1581 | { "divQ", { Ev } }, | |
1582 | { "idivQ", { Ev } }, | |
252b5132 RH |
1583 | }, |
1584 | /* GRP4 */ | |
1585 | { | |
ce518a5f L |
1586 | { "incA", { Eb } }, |
1587 | { "decA", { Eb } }, | |
1588 | { "(bad)", { XX } }, | |
1589 | { "(bad)", { XX } }, | |
1590 | { "(bad)", { XX } }, | |
1591 | { "(bad)", { XX } }, | |
1592 | { "(bad)", { XX } }, | |
1593 | { "(bad)", { XX } }, | |
252b5132 RH |
1594 | }, |
1595 | /* GRP5 */ | |
1596 | { | |
ce518a5f L |
1597 | { "incQ", { Ev } }, |
1598 | { "decQ", { Ev } }, | |
1599 | { "callT", { indirEv } }, | |
1600 | { "JcallT", { indirEp } }, | |
1601 | { "jmpT", { indirEv } }, | |
1602 | { "JjmpT", { indirEp } }, | |
1603 | { "pushU", { stackEv } }, | |
1604 | { "(bad)", { XX } }, | |
252b5132 RH |
1605 | }, |
1606 | /* GRP6 */ | |
1607 | { | |
ce518a5f L |
1608 | { "sldtD", { Sv } }, |
1609 | { "strD", { Sv } }, | |
1610 | { "lldt", { Ew } }, | |
1611 | { "ltr", { Ew } }, | |
1612 | { "verr", { Ew } }, | |
1613 | { "verw", { Ew } }, | |
1614 | { "(bad)", { XX } }, | |
1615 | { "(bad)", { XX } }, | |
252b5132 RH |
1616 | }, |
1617 | /* GRP7 */ | |
1618 | { | |
ce518a5f L |
1619 | { "sgdt{Q|IQ||}", { { VMX_Fixup, 0 } } }, |
1620 | { "sidt{Q|IQ||}", { { PNI_Fixup, 0 } } }, | |
1621 | { "lgdt{Q|Q||}", { M } }, | |
1622 | { "lidt{Q|Q||}", { { SVME_Fixup, 0 } } }, | |
1623 | { "smswD", { Sv } }, | |
1624 | { "(bad)", { XX } }, | |
1625 | { "lmsw", { Ew } }, | |
1626 | { "invlpg", { { INVLPG_Fixup, w_mode } } }, | |
252b5132 RH |
1627 | }, |
1628 | /* GRP8 */ | |
1629 | { | |
ce518a5f L |
1630 | { "(bad)", { XX } }, |
1631 | { "(bad)", { XX } }, | |
1632 | { "(bad)", { XX } }, | |
1633 | { "(bad)", { XX } }, | |
1634 | { "btQ", { Ev, Ib } }, | |
1635 | { "btsQ", { Ev, Ib } }, | |
1636 | { "btrQ", { Ev, Ib } }, | |
1637 | { "btcQ", { Ev, Ib } }, | |
252b5132 RH |
1638 | }, |
1639 | /* GRP9 */ | |
1640 | { | |
ce518a5f L |
1641 | { "(bad)", { XX } }, |
1642 | { "cmpxchg8b", { { CMPXCHG8B_Fixup, q_mode } } }, | |
1643 | { "(bad)", { XX } }, | |
1644 | { "(bad)", { XX } }, | |
1645 | { "(bad)", { XX } }, | |
1646 | { "(bad)", { XX } }, | |
1647 | { "", { VM } }, /* See OP_VMX. */ | |
1648 | { "vmptrst", { Mq } }, | |
252b5132 | 1649 | }, |
a6bd098c L |
1650 | /* GRP11_C6 */ |
1651 | { | |
ce518a5f L |
1652 | { "movA", { Eb, Ib } }, |
1653 | { "(bad)", { XX } }, | |
1654 | { "(bad)", { XX } }, | |
1655 | { "(bad)", { XX } }, | |
1656 | { "(bad)", { XX } }, | |
1657 | { "(bad)", { XX } }, | |
1658 | { "(bad)", { XX } }, | |
1659 | { "(bad)", { XX } }, | |
a6bd098c L |
1660 | }, |
1661 | /* GRP11_C7 */ | |
1662 | { | |
ce518a5f L |
1663 | { "movQ", { Ev, Iv } }, |
1664 | { "(bad)", { XX } }, | |
1665 | { "(bad)", { XX } }, | |
1666 | { "(bad)", { XX } }, | |
1667 | { "(bad)", { XX } }, | |
1668 | { "(bad)", { XX } }, | |
1669 | { "(bad)", { XX } }, | |
1670 | { "(bad)", { XX } }, | |
a6bd098c | 1671 | }, |
b3882df9 | 1672 | /* GRP12 */ |
252b5132 | 1673 | { |
ce518a5f L |
1674 | { "(bad)", { XX } }, |
1675 | { "(bad)", { XX } }, | |
1676 | { "psrlw", { MS, Ib } }, | |
1677 | { "(bad)", { XX } }, | |
1678 | { "psraw", { MS, Ib } }, | |
1679 | { "(bad)", { XX } }, | |
1680 | { "psllw", { MS, Ib } }, | |
1681 | { "(bad)", { XX } }, | |
252b5132 | 1682 | }, |
b3882df9 | 1683 | /* GRP13 */ |
252b5132 | 1684 | { |
ce518a5f L |
1685 | { "(bad)", { XX } }, |
1686 | { "(bad)", { XX } }, | |
1687 | { "psrld", { MS, Ib } }, | |
1688 | { "(bad)", { XX } }, | |
1689 | { "psrad", { MS, Ib } }, | |
1690 | { "(bad)", { XX } }, | |
1691 | { "pslld", { MS, Ib } }, | |
1692 | { "(bad)", { XX } }, | |
252b5132 | 1693 | }, |
b3882df9 | 1694 | /* GRP14 */ |
252b5132 | 1695 | { |
ce518a5f L |
1696 | { "(bad)", { XX } }, |
1697 | { "(bad)", { XX } }, | |
1698 | { "psrlq", { MS, Ib } }, | |
1699 | { "psrldq", { MS, Ib } }, | |
1700 | { "(bad)", { XX } }, | |
1701 | { "(bad)", { XX } }, | |
1702 | { "psllq", { MS, Ib } }, | |
1703 | { "pslldq", { MS, Ib } }, | |
252b5132 | 1704 | }, |
b3882df9 | 1705 | /* GRP15 */ |
252b5132 | 1706 | { |
ce518a5f L |
1707 | { "fxsave", { Ev } }, |
1708 | { "fxrstor", { Ev } }, | |
1709 | { "ldmxcsr", { Ev } }, | |
1710 | { "stmxcsr", { Ev } }, | |
1711 | { "(bad)", { XX } }, | |
1712 | { "lfence", { { OP_0fae, 0 } } }, | |
1713 | { "mfence", { { OP_0fae, 0 } } }, | |
1714 | { "clflush", { { OP_0fae, 0 } } }, | |
c608c12e | 1715 | }, |
b3882df9 | 1716 | /* GRP16 */ |
c608c12e | 1717 | { |
ce518a5f L |
1718 | { "prefetchnta", { Ev } }, |
1719 | { "prefetcht0", { Ev } }, | |
1720 | { "prefetcht1", { Ev } }, | |
1721 | { "prefetcht2", { Ev } }, | |
1722 | { "(bad)", { XX } }, | |
1723 | { "(bad)", { XX } }, | |
1724 | { "(bad)", { XX } }, | |
1725 | { "(bad)", { XX } }, | |
252b5132 | 1726 | }, |
c608c12e | 1727 | /* GRPAMD */ |
252b5132 | 1728 | { |
ce518a5f L |
1729 | { "prefetch", { Eb } }, |
1730 | { "prefetchw", { Eb } }, | |
1731 | { "(bad)", { XX } }, | |
1732 | { "(bad)", { XX } }, | |
1733 | { "(bad)", { XX } }, | |
1734 | { "(bad)", { XX } }, | |
1735 | { "(bad)", { XX } }, | |
1736 | { "(bad)", { XX } }, | |
0f10071e | 1737 | }, |
30d1c836 | 1738 | /* GRPPADLCK1 */ |
cc0ec051 | 1739 | { |
ce518a5f L |
1740 | { "xstore-rng", { { OP_0f07, 0 } } }, |
1741 | { "xcrypt-ecb", { { OP_0f07, 0 } } }, | |
1742 | { "xcrypt-cbc", { { OP_0f07, 0 } } }, | |
1743 | { "xcrypt-ctr", { { OP_0f07, 0 } } }, | |
1744 | { "xcrypt-cfb", { { OP_0f07, 0 } } }, | |
1745 | { "xcrypt-ofb", { { OP_0f07, 0 } } }, | |
1746 | { "(bad)", { { OP_0f07, 0 } } }, | |
1747 | { "(bad)", { { OP_0f07, 0 } } }, | |
30d1c836 ML |
1748 | }, |
1749 | /* GRPPADLCK2 */ | |
1750 | { | |
ce518a5f L |
1751 | { "montmul", { { OP_0f07, 0 } } }, |
1752 | { "xsha1", { { OP_0f07, 0 } } }, | |
1753 | { "xsha256", { { OP_0f07, 0 } } }, | |
1754 | { "(bad)", { { OP_0f07, 0 } } }, | |
1755 | { "(bad)", { { OP_0f07, 0 } } }, | |
1756 | { "(bad)", { { OP_0f07, 0 } } }, | |
1757 | { "(bad)", { { OP_0f07, 0 } } }, | |
1758 | { "(bad)", { { OP_0f07, 0 } } }, | |
252b5132 | 1759 | } |
252b5132 RH |
1760 | }; |
1761 | ||
041bd2e0 | 1762 | static const struct dis386 prefix_user_table[][4] = { |
c608c12e AM |
1763 | /* PREGRP0 */ |
1764 | { | |
ce518a5f L |
1765 | { "addps", { XM, EX } }, |
1766 | { "addss", { XM, EX } }, | |
1767 | { "addpd", { XM, EX } }, | |
1768 | { "addsd", { XM, EX } }, | |
c608c12e AM |
1769 | }, |
1770 | /* PREGRP1 */ | |
1771 | { | |
ce518a5f L |
1772 | { "", { XM, EX, OPSIMD } }, /* See OP_SIMD_SUFFIX. */ |
1773 | { "", { XM, EX, OPSIMD } }, | |
1774 | { "", { XM, EX, OPSIMD } }, | |
1775 | { "", { XM, EX, OPSIMD } }, | |
c608c12e AM |
1776 | }, |
1777 | /* PREGRP2 */ | |
1778 | { | |
ce518a5f L |
1779 | { "cvtpi2ps", { XM, EMC } }, |
1780 | { "cvtsi2ssY", { XM, Ev } }, | |
1781 | { "cvtpi2pd", { XM, EMC } }, | |
1782 | { "cvtsi2sdY", { XM, Ev } }, | |
c608c12e AM |
1783 | }, |
1784 | /* PREGRP3 */ | |
1785 | { | |
ce518a5f L |
1786 | { "cvtps2pi", { MXC, EX } }, |
1787 | { "cvtss2siY", { Gv, EX } }, | |
1788 | { "cvtpd2pi", { MXC, EX } }, | |
1789 | { "cvtsd2siY", { Gv, EX } }, | |
c608c12e AM |
1790 | }, |
1791 | /* PREGRP4 */ | |
1792 | { | |
ce518a5f L |
1793 | { "cvttps2pi", { MXC, EX } }, |
1794 | { "cvttss2siY", { Gv, EX } }, | |
1795 | { "cvttpd2pi", { MXC, EX } }, | |
1796 | { "cvttsd2siY", { Gv, EX } }, | |
c608c12e AM |
1797 | }, |
1798 | /* PREGRP5 */ | |
1799 | { | |
ce518a5f L |
1800 | { "divps", { XM, EX } }, |
1801 | { "divss", { XM, EX } }, | |
1802 | { "divpd", { XM, EX } }, | |
1803 | { "divsd", { XM, EX } }, | |
c608c12e AM |
1804 | }, |
1805 | /* PREGRP6 */ | |
1806 | { | |
ce518a5f L |
1807 | { "maxps", { XM, EX } }, |
1808 | { "maxss", { XM, EX } }, | |
1809 | { "maxpd", { XM, EX } }, | |
1810 | { "maxsd", { XM, EX } }, | |
c608c12e AM |
1811 | }, |
1812 | /* PREGRP7 */ | |
1813 | { | |
ce518a5f L |
1814 | { "minps", { XM, EX } }, |
1815 | { "minss", { XM, EX } }, | |
1816 | { "minpd", { XM, EX } }, | |
1817 | { "minsd", { XM, EX } }, | |
c608c12e AM |
1818 | }, |
1819 | /* PREGRP8 */ | |
1820 | { | |
ce518a5f L |
1821 | { "movups", { XM, EX } }, |
1822 | { "movss", { XM, EX } }, | |
1823 | { "movupd", { XM, EX } }, | |
1824 | { "movsd", { XM, EX } }, | |
c608c12e AM |
1825 | }, |
1826 | /* PREGRP9 */ | |
1827 | { | |
ce518a5f L |
1828 | { "movups", { EX, XM } }, |
1829 | { "movss", { EX, XM } }, | |
1830 | { "movupd", { EX, XM } }, | |
1831 | { "movsd", { EX, XM } }, | |
c608c12e AM |
1832 | }, |
1833 | /* PREGRP10 */ | |
1834 | { | |
ce518a5f L |
1835 | { "mulps", { XM, EX } }, |
1836 | { "mulss", { XM, EX } }, | |
1837 | { "mulpd", { XM, EX } }, | |
1838 | { "mulsd", { XM, EX } }, | |
c608c12e AM |
1839 | }, |
1840 | /* PREGRP11 */ | |
1841 | { | |
ce518a5f L |
1842 | { "rcpps", { XM, EX } }, |
1843 | { "rcpss", { XM, EX } }, | |
1844 | { "(bad)", { XM, EX } }, | |
1845 | { "(bad)", { XM, EX } }, | |
c608c12e AM |
1846 | }, |
1847 | /* PREGRP12 */ | |
1848 | { | |
ce518a5f L |
1849 | { "rsqrtps",{ XM, EX } }, |
1850 | { "rsqrtss",{ XM, EX } }, | |
1851 | { "(bad)", { XM, EX } }, | |
1852 | { "(bad)", { XM, EX } }, | |
c608c12e AM |
1853 | }, |
1854 | /* PREGRP13 */ | |
1855 | { | |
ce518a5f L |
1856 | { "sqrtps", { XM, EX } }, |
1857 | { "sqrtss", { XM, EX } }, | |
1858 | { "sqrtpd", { XM, EX } }, | |
1859 | { "sqrtsd", { XM, EX } }, | |
c608c12e AM |
1860 | }, |
1861 | /* PREGRP14 */ | |
1862 | { | |
ce518a5f L |
1863 | { "subps", { XM, EX } }, |
1864 | { "subss", { XM, EX } }, | |
1865 | { "subpd", { XM, EX } }, | |
1866 | { "subsd", { XM, EX } }, | |
041bd2e0 JH |
1867 | }, |
1868 | /* PREGRP15 */ | |
1869 | { | |
ce518a5f L |
1870 | { "(bad)", { XM, EX } }, |
1871 | { "cvtdq2pd", { XM, EX } }, | |
1872 | { "cvttpd2dq", { XM, EX } }, | |
1873 | { "cvtpd2dq", { XM, EX } }, | |
041bd2e0 JH |
1874 | }, |
1875 | /* PREGRP16 */ | |
1876 | { | |
ce518a5f L |
1877 | { "cvtdq2ps", { XM, EX } }, |
1878 | { "cvttps2dq", { XM, EX } }, | |
1879 | { "cvtps2dq", { XM, EX } }, | |
1880 | { "(bad)", { XM, EX } }, | |
041bd2e0 JH |
1881 | }, |
1882 | /* PREGRP17 */ | |
1883 | { | |
ce518a5f L |
1884 | { "cvtps2pd", { XM, EX } }, |
1885 | { "cvtss2sd", { XM, EX } }, | |
1886 | { "cvtpd2ps", { XM, EX } }, | |
1887 | { "cvtsd2ss", { XM, EX } }, | |
041bd2e0 JH |
1888 | }, |
1889 | /* PREGRP18 */ | |
1890 | { | |
ce518a5f L |
1891 | { "maskmovq", { MX, MS } }, |
1892 | { "(bad)", { XM, EX } }, | |
1893 | { "maskmovdqu", { XM, XS } }, | |
1894 | { "(bad)", { XM, EX } }, | |
041bd2e0 JH |
1895 | }, |
1896 | /* PREGRP19 */ | |
1897 | { | |
ce518a5f L |
1898 | { "movq", { MX, EM } }, |
1899 | { "movdqu", { XM, EX } }, | |
1900 | { "movdqa", { XM, EX } }, | |
1901 | { "(bad)", { XM, EX } }, | |
041bd2e0 JH |
1902 | }, |
1903 | /* PREGRP20 */ | |
1904 | { | |
ce518a5f L |
1905 | { "movq", { EM, MX } }, |
1906 | { "movdqu", { EX, XM } }, | |
1907 | { "movdqa", { EX, XM } }, | |
1908 | { "(bad)", { EX, XM } }, | |
041bd2e0 JH |
1909 | }, |
1910 | /* PREGRP21 */ | |
1911 | { | |
ce518a5f L |
1912 | { "(bad)", { EX, XM } }, |
1913 | { "movq2dq",{ XM, MS } }, | |
1914 | { "movq", { EX, XM } }, | |
1915 | { "movdq2q",{ MX, XS } }, | |
041bd2e0 JH |
1916 | }, |
1917 | /* PREGRP22 */ | |
1918 | { | |
ce518a5f L |
1919 | { "pshufw", { MX, EM, Ib } }, |
1920 | { "pshufhw",{ XM, EX, Ib } }, | |
1921 | { "pshufd", { XM, EX, Ib } }, | |
1922 | { "pshuflw",{ XM, EX, Ib } }, | |
041bd2e0 JH |
1923 | }, |
1924 | /* PREGRP23 */ | |
1925 | { | |
ce518a5f L |
1926 | { "movd", { Edq, MX } }, |
1927 | { "movq", { XM, EX } }, | |
1928 | { "movd", { Edq, XM } }, | |
1929 | { "(bad)", { Ed, XM } }, | |
041bd2e0 JH |
1930 | }, |
1931 | /* PREGRP24 */ | |
1932 | { | |
ce518a5f L |
1933 | { "(bad)", { MX, EX } }, |
1934 | { "(bad)", { XM, EX } }, | |
1935 | { "punpckhqdq", { XM, EX } }, | |
1936 | { "(bad)", { XM, EX } }, | |
0f17484f AM |
1937 | }, |
1938 | /* PREGRP25 */ | |
1939 | { | |
ce518a5f L |
1940 | { "movntq", { EM, MX } }, |
1941 | { "(bad)", { EM, XM } }, | |
1942 | { "movntdq",{ EM, XM } }, | |
1943 | { "(bad)", { EM, XM } }, | |
0f17484f AM |
1944 | }, |
1945 | /* PREGRP26 */ | |
1946 | { | |
ce518a5f L |
1947 | { "(bad)", { MX, EX } }, |
1948 | { "(bad)", { XM, EX } }, | |
1949 | { "punpcklqdq", { XM, EX } }, | |
1950 | { "(bad)", { XM, EX } }, | |
041bd2e0 | 1951 | }, |
ca164297 L |
1952 | /* PREGRP27 */ |
1953 | { | |
ce518a5f L |
1954 | { "(bad)", { MX, EX } }, |
1955 | { "(bad)", { XM, EX } }, | |
1956 | { "addsubpd", { XM, EX } }, | |
1957 | { "addsubps", { XM, EX } }, | |
ca164297 L |
1958 | }, |
1959 | /* PREGRP28 */ | |
1960 | { | |
ce518a5f L |
1961 | { "(bad)", { MX, EX } }, |
1962 | { "(bad)", { XM, EX } }, | |
1963 | { "haddpd", { XM, EX } }, | |
1964 | { "haddps", { XM, EX } }, | |
ca164297 L |
1965 | }, |
1966 | /* PREGRP29 */ | |
1967 | { | |
ce518a5f L |
1968 | { "(bad)", { MX, EX } }, |
1969 | { "(bad)", { XM, EX } }, | |
1970 | { "hsubpd", { XM, EX } }, | |
1971 | { "hsubps", { XM, EX } }, | |
ca164297 L |
1972 | }, |
1973 | /* PREGRP30 */ | |
1974 | { | |
ce518a5f L |
1975 | { "movlpX", { XM, EX, { SIMD_Fixup, 'h' } } }, /* really only 2 operands */ |
1976 | { "movsldup", { XM, EX } }, | |
1977 | { "movlpd", { XM, EX } }, | |
1978 | { "movddup", { XM, EX } }, | |
ca164297 L |
1979 | }, |
1980 | /* PREGRP31 */ | |
1981 | { | |
ce518a5f L |
1982 | { "movhpX", { XM, EX, { SIMD_Fixup, 'l' } } }, |
1983 | { "movshdup", { XM, EX } }, | |
1984 | { "movhpd", { XM, EX } }, | |
1985 | { "(bad)", { XM, EX } }, | |
ca164297 L |
1986 | }, |
1987 | /* PREGRP32 */ | |
1988 | { | |
ce518a5f L |
1989 | { "(bad)", { XM, EX } }, |
1990 | { "(bad)", { XM, EX } }, | |
1991 | { "(bad)", { XM, EX } }, | |
1992 | { "lddqu", { XM, M } }, | |
ca164297 | 1993 | }, |
050dfa73 MM |
1994 | /* PREGRP33 */ |
1995 | { | |
ce518a5f L |
1996 | {"movntps", { Ev, XM } }, |
1997 | {"movntss", { Ev, XM } }, | |
1998 | {"movntpd", { Ev, XM } }, | |
1999 | {"movntsd", { Ev, XM } }, | |
050dfa73 MM |
2000 | }, |
2001 | ||
2002 | /* PREGRP34 */ | |
2003 | { | |
ce518a5f L |
2004 | {"vmread", { Em, Gm } }, |
2005 | {"(bad)", { XX } }, | |
2006 | {"extrq", { XS, Ib, Ib } }, | |
2007 | {"insertq", { XM, XS, Ib, Ib } }, | |
050dfa73 MM |
2008 | }, |
2009 | ||
2010 | /* PREGRP35 */ | |
2011 | { | |
ce518a5f L |
2012 | {"vmwrite", { Gm, Em } }, |
2013 | {"(bad)", { XX } }, | |
2014 | {"extrq", { XM, XS } }, | |
2015 | {"insertq", { XM, XS } }, | |
050dfa73 MM |
2016 | }, |
2017 | ||
2018 | /* PREGRP36 */ | |
2019 | { | |
ce518a5f L |
2020 | { "bsrS", { Gv, Ev } }, |
2021 | { "lzcntS", { Gv, Ev } }, | |
2022 | { "bsrS", { Gv, Ev } }, | |
2023 | { "(bad)", { XX } }, | |
050dfa73 MM |
2024 | }, |
2025 | ||
7918206c MM |
2026 | /* PREGRP37 */ |
2027 | { | |
d25a0fc5 | 2028 | { "(bad)", { XX } }, |
ce518a5f | 2029 | { "popcntS", { Gv, Ev } }, |
d25a0fc5 L |
2030 | { "(bad)", { XX } }, |
2031 | { "(bad)", { XX } }, | |
7918206c | 2032 | }, |
c608c12e AM |
2033 | }; |
2034 | ||
6439fc28 AM |
2035 | static const struct dis386 x86_64_table[][2] = { |
2036 | { | |
ce518a5f L |
2037 | { "pusha{P|}", { XX } }, |
2038 | { "(bad)", { XX } }, | |
5f754f58 L |
2039 | }, |
2040 | { | |
ce518a5f L |
2041 | { "popa{P|}", { XX } }, |
2042 | { "(bad)", { XX } }, | |
5f754f58 L |
2043 | }, |
2044 | { | |
ce518a5f L |
2045 | { "bound{S|}", { Gv, Ma } }, |
2046 | { "(bad)", { XX } }, | |
5f754f58 L |
2047 | }, |
2048 | { | |
ce518a5f L |
2049 | { "arpl", { Ew, Gw } }, |
2050 | { "movs{||lq|xd}", { Gv, Ed } }, | |
6439fc28 AM |
2051 | }, |
2052 | }; | |
2053 | ||
96fbad73 | 2054 | static const struct dis386 three_byte_table[][256] = { |
331d2d0d L |
2055 | /* THREE_BYTE_0 */ |
2056 | { | |
96fbad73 | 2057 | /* 00 */ |
ce518a5f L |
2058 | { "pshufb", { MX, EM } }, |
2059 | { "phaddw", { MX, EM } }, | |
2060 | { "phaddd", { MX, EM } }, | |
2061 | { "phaddsw", { MX, EM } }, | |
2062 | { "pmaddubsw", { MX, EM } }, | |
2063 | { "phsubw", { MX, EM } }, | |
2064 | { "phsubd", { MX, EM } }, | |
2065 | { "phsubsw", { MX, EM } }, | |
96fbad73 | 2066 | /* 08 */ |
ce518a5f L |
2067 | { "psignb", { MX, EM } }, |
2068 | { "psignw", { MX, EM } }, | |
2069 | { "psignd", { MX, EM } }, | |
2070 | { "pmulhrsw", { MX, EM } }, | |
2071 | { "(bad)", { XX } }, | |
2072 | { "(bad)", { XX } }, | |
2073 | { "(bad)", { XX } }, | |
2074 | { "(bad)", { XX } }, | |
96fbad73 | 2075 | /* 10 */ |
ce518a5f L |
2076 | { "(bad)", { XX } }, |
2077 | { "(bad)", { XX } }, | |
2078 | { "(bad)", { XX } }, | |
2079 | { "(bad)", { XX } }, | |
2080 | { "(bad)", { XX } }, | |
2081 | { "(bad)", { XX } }, | |
2082 | { "(bad)", { XX } }, | |
2083 | { "(bad)", { XX } }, | |
96fbad73 | 2084 | /* 18 */ |
ce518a5f L |
2085 | { "(bad)", { XX } }, |
2086 | { "(bad)", { XX } }, | |
2087 | { "(bad)", { XX } }, | |
2088 | { "(bad)", { XX } }, | |
2089 | { "pabsb", { MX, EM } }, | |
2090 | { "pabsw", { MX, EM } }, | |
2091 | { "pabsd", { MX, EM } }, | |
2092 | { "(bad)", { XX } }, | |
96fbad73 | 2093 | /* 20 */ |
ce518a5f L |
2094 | { "(bad)", { XX } }, |
2095 | { "(bad)", { XX } }, | |
2096 | { "(bad)", { XX } }, | |
2097 | { "(bad)", { XX } }, | |
2098 | { "(bad)", { XX } }, | |
2099 | { "(bad)", { XX } }, | |
2100 | { "(bad)", { XX } }, | |
2101 | { "(bad)", { XX } }, | |
96fbad73 | 2102 | /* 28 */ |
ce518a5f L |
2103 | { "(bad)", { XX } }, |
2104 | { "(bad)", { XX } }, | |
2105 | { "(bad)", { XX } }, | |
2106 | { "(bad)", { XX } }, | |
2107 | { "(bad)", { XX } }, | |
2108 | { "(bad)", { XX } }, | |
2109 | { "(bad)", { XX } }, | |
2110 | { "(bad)", { XX } }, | |
96fbad73 | 2111 | /* 30 */ |
ce518a5f L |
2112 | { "(bad)", { XX } }, |
2113 | { "(bad)", { XX } }, | |
2114 | { "(bad)", { XX } }, | |
2115 | { "(bad)", { XX } }, | |
2116 | { "(bad)", { XX } }, | |
2117 | { "(bad)", { XX } }, | |
2118 | { "(bad)", { XX } }, | |
2119 | { "(bad)", { XX } }, | |
96fbad73 | 2120 | /* 38 */ |
ce518a5f L |
2121 | { "(bad)", { XX } }, |
2122 | { "(bad)", { XX } }, | |
2123 | { "(bad)", { XX } }, | |
2124 | { "(bad)", { XX } }, | |
2125 | { "(bad)", { XX } }, | |
2126 | { "(bad)", { XX } }, | |
2127 | { "(bad)", { XX } }, | |
2128 | { "(bad)", { XX } }, | |
96fbad73 | 2129 | /* 40 */ |
ce518a5f L |
2130 | { "(bad)", { XX } }, |
2131 | { "(bad)", { XX } }, | |
2132 | { "(bad)", { XX } }, | |
2133 | { "(bad)", { XX } }, | |
2134 | { "(bad)", { XX } }, | |
2135 | { "(bad)", { XX } }, | |
2136 | { "(bad)", { XX } }, | |
2137 | { "(bad)", { XX } }, | |
96fbad73 | 2138 | /* 48 */ |
ce518a5f L |
2139 | { "(bad)", { XX } }, |
2140 | { "(bad)", { XX } }, | |
2141 | { "(bad)", { XX } }, | |
2142 | { "(bad)", { XX } }, | |
2143 | { "(bad)", { XX } }, | |
2144 | { "(bad)", { XX } }, | |
2145 | { "(bad)", { XX } }, | |
2146 | { "(bad)", { XX } }, | |
96fbad73 | 2147 | /* 50 */ |
ce518a5f L |
2148 | { "(bad)", { XX } }, |
2149 | { "(bad)", { XX } }, | |
2150 | { "(bad)", { XX } }, | |
2151 | { "(bad)", { XX } }, | |
2152 | { "(bad)", { XX } }, | |
2153 | { "(bad)", { XX } }, | |
2154 | { "(bad)", { XX } }, | |
2155 | { "(bad)", { XX } }, | |
96fbad73 | 2156 | /* 58 */ |
ce518a5f L |
2157 | { "(bad)", { XX } }, |
2158 | { "(bad)", { XX } }, | |
2159 | { "(bad)", { XX } }, | |
2160 | { "(bad)", { XX } }, | |
2161 | { "(bad)", { XX } }, | |
2162 | { "(bad)", { XX } }, | |
2163 | { "(bad)", { XX } }, | |
2164 | { "(bad)", { XX } }, | |
96fbad73 | 2165 | /* 60 */ |
ce518a5f L |
2166 | { "(bad)", { XX } }, |
2167 | { "(bad)", { XX } }, | |
2168 | { "(bad)", { XX } }, | |
2169 | { "(bad)", { XX } }, | |
2170 | { "(bad)", { XX } }, | |
2171 | { "(bad)", { XX } }, | |
2172 | { "(bad)", { XX } }, | |
2173 | { "(bad)", { XX } }, | |
96fbad73 | 2174 | /* 68 */ |
ce518a5f L |
2175 | { "(bad)", { XX } }, |
2176 | { "(bad)", { XX } }, | |
2177 | { "(bad)", { XX } }, | |
2178 | { "(bad)", { XX } }, | |
2179 | { "(bad)", { XX } }, | |
2180 | { "(bad)", { XX } }, | |
2181 | { "(bad)", { XX } }, | |
2182 | { "(bad)", { XX } }, | |
96fbad73 | 2183 | /* 70 */ |
ce518a5f L |
2184 | { "(bad)", { XX } }, |
2185 | { "(bad)", { XX } }, | |
2186 | { "(bad)", { XX } }, | |
2187 | { "(bad)", { XX } }, | |
2188 | { "(bad)", { XX } }, | |
2189 | { "(bad)", { XX } }, | |
2190 | { "(bad)", { XX } }, | |
2191 | { "(bad)", { XX } }, | |
96fbad73 | 2192 | /* 78 */ |
ce518a5f L |
2193 | { "(bad)", { XX } }, |
2194 | { "(bad)", { XX } }, | |
2195 | { "(bad)", { XX } }, | |
2196 | { "(bad)", { XX } }, | |
2197 | { "(bad)", { XX } }, | |
2198 | { "(bad)", { XX } }, | |
2199 | { "(bad)", { XX } }, | |
2200 | { "(bad)", { XX } }, | |
96fbad73 | 2201 | /* 80 */ |
ce518a5f L |
2202 | { "(bad)", { XX } }, |
2203 | { "(bad)", { XX } }, | |
2204 | { "(bad)", { XX } }, | |
2205 | { "(bad)", { XX } }, | |
2206 | { "(bad)", { XX } }, | |
2207 | { "(bad)", { XX } }, | |
2208 | { "(bad)", { XX } }, | |
2209 | { "(bad)", { XX } }, | |
96fbad73 | 2210 | /* 88 */ |
ce518a5f L |
2211 | { "(bad)", { XX } }, |
2212 | { "(bad)", { XX } }, | |
2213 | { "(bad)", { XX } }, | |
2214 | { "(bad)", { XX } }, | |
2215 | { "(bad)", { XX } }, | |
2216 | { "(bad)", { XX } }, | |
2217 | { "(bad)", { XX } }, | |
2218 | { "(bad)", { XX } }, | |
96fbad73 | 2219 | /* 90 */ |
ce518a5f L |
2220 | { "(bad)", { XX } }, |
2221 | { "(bad)", { XX } }, | |
2222 | { "(bad)", { XX } }, | |
2223 | { "(bad)", { XX } }, | |
2224 | { "(bad)", { XX } }, | |
2225 | { "(bad)", { XX } }, | |
2226 | { "(bad)", { XX } }, | |
2227 | { "(bad)", { XX } }, | |
96fbad73 | 2228 | /* 98 */ |
ce518a5f L |
2229 | { "(bad)", { XX } }, |
2230 | { "(bad)", { XX } }, | |
2231 | { "(bad)", { XX } }, | |
2232 | { "(bad)", { XX } }, | |
2233 | { "(bad)", { XX } }, | |
2234 | { "(bad)", { XX } }, | |
2235 | { "(bad)", { XX } }, | |
2236 | { "(bad)", { XX } }, | |
96fbad73 | 2237 | /* a0 */ |
ce518a5f L |
2238 | { "(bad)", { XX } }, |
2239 | { "(bad)", { XX } }, | |
2240 | { "(bad)", { XX } }, | |
2241 | { "(bad)", { XX } }, | |
2242 | { "(bad)", { XX } }, | |
2243 | { "(bad)", { XX } }, | |
2244 | { "(bad)", { XX } }, | |
2245 | { "(bad)", { XX } }, | |
96fbad73 | 2246 | /* a8 */ |
ce518a5f L |
2247 | { "(bad)", { XX } }, |
2248 | { "(bad)", { XX } }, | |
2249 | { "(bad)", { XX } }, | |
2250 | { "(bad)", { XX } }, | |
2251 | { "(bad)", { XX } }, | |
2252 | { "(bad)", { XX } }, | |
2253 | { "(bad)", { XX } }, | |
2254 | { "(bad)", { XX } }, | |
96fbad73 | 2255 | /* b0 */ |
ce518a5f L |
2256 | { "(bad)", { XX } }, |
2257 | { "(bad)", { XX } }, | |
2258 | { "(bad)", { XX } }, | |
2259 | { "(bad)", { XX } }, | |
2260 | { "(bad)", { XX } }, | |
2261 | { "(bad)", { XX } }, | |
2262 | { "(bad)", { XX } }, | |
2263 | { "(bad)", { XX } }, | |
96fbad73 | 2264 | /* b8 */ |
ce518a5f L |
2265 | { "(bad)", { XX } }, |
2266 | { "(bad)", { XX } }, | |
2267 | { "(bad)", { XX } }, | |
2268 | { "(bad)", { XX } }, | |
2269 | { "(bad)", { XX } }, | |
2270 | { "(bad)", { XX } }, | |
2271 | { "(bad)", { XX } }, | |
2272 | { "(bad)", { XX } }, | |
96fbad73 | 2273 | /* c0 */ |
ce518a5f L |
2274 | { "(bad)", { XX } }, |
2275 | { "(bad)", { XX } }, | |
2276 | { "(bad)", { XX } }, | |
2277 | { "(bad)", { XX } }, | |
2278 | { "(bad)", { XX } }, | |
2279 | { "(bad)", { XX } }, | |
2280 | { "(bad)", { XX } }, | |
2281 | { "(bad)", { XX } }, | |
96fbad73 | 2282 | /* c8 */ |
ce518a5f L |
2283 | { "(bad)", { XX } }, |
2284 | { "(bad)", { XX } }, | |
2285 | { "(bad)", { XX } }, | |
2286 | { "(bad)", { XX } }, | |
2287 | { "(bad)", { XX } }, | |
2288 | { "(bad)", { XX } }, | |
2289 | { "(bad)", { XX } }, | |
2290 | { "(bad)", { XX } }, | |
96fbad73 | 2291 | /* d0 */ |
ce518a5f L |
2292 | { "(bad)", { XX } }, |
2293 | { "(bad)", { XX } }, | |
2294 | { "(bad)", { XX } }, | |
2295 | { "(bad)", { XX } }, | |
2296 | { "(bad)", { XX } }, | |
2297 | { "(bad)", { XX } }, | |
2298 | { "(bad)", { XX } }, | |
2299 | { "(bad)", { XX } }, | |
96fbad73 | 2300 | /* d8 */ |
ce518a5f L |
2301 | { "(bad)", { XX } }, |
2302 | { "(bad)", { XX } }, | |
2303 | { "(bad)", { XX } }, | |
2304 | { "(bad)", { XX } }, | |
2305 | { "(bad)", { XX } }, | |
2306 | { "(bad)", { XX } }, | |
2307 | { "(bad)", { XX } }, | |
2308 | { "(bad)", { XX } }, | |
96fbad73 | 2309 | /* e0 */ |
ce518a5f L |
2310 | { "(bad)", { XX } }, |
2311 | { "(bad)", { XX } }, | |
2312 | { "(bad)", { XX } }, | |
2313 | { "(bad)", { XX } }, | |
2314 | { "(bad)", { XX } }, | |
2315 | { "(bad)", { XX } }, | |
2316 | { "(bad)", { XX } }, | |
2317 | { "(bad)", { XX } }, | |
96fbad73 | 2318 | /* e8 */ |
ce518a5f L |
2319 | { "(bad)", { XX } }, |
2320 | { "(bad)", { XX } }, | |
2321 | { "(bad)", { XX } }, | |
2322 | { "(bad)", { XX } }, | |
2323 | { "(bad)", { XX } }, | |
2324 | { "(bad)", { XX } }, | |
2325 | { "(bad)", { XX } }, | |
2326 | { "(bad)", { XX } }, | |
96fbad73 | 2327 | /* f0 */ |
ce518a5f L |
2328 | { "(bad)", { XX } }, |
2329 | { "(bad)", { XX } }, | |
2330 | { "(bad)", { XX } }, | |
2331 | { "(bad)", { XX } }, | |
2332 | { "(bad)", { XX } }, | |
2333 | { "(bad)", { XX } }, | |
2334 | { "(bad)", { XX } }, | |
2335 | { "(bad)", { XX } }, | |
96fbad73 | 2336 | /* f8 */ |
ce518a5f L |
2337 | { "(bad)", { XX } }, |
2338 | { "(bad)", { XX } }, | |
2339 | { "(bad)", { XX } }, | |
2340 | { "(bad)", { XX } }, | |
2341 | { "(bad)", { XX } }, | |
2342 | { "(bad)", { XX } }, | |
2343 | { "(bad)", { XX } }, | |
2344 | { "(bad)", { XX } }, | |
331d2d0d L |
2345 | }, |
2346 | /* THREE_BYTE_1 */ | |
2347 | { | |
96fbad73 | 2348 | /* 00 */ |
ce518a5f L |
2349 | { "(bad)", { XX } }, |
2350 | { "(bad)", { XX } }, | |
2351 | { "(bad)", { XX } }, | |
2352 | { "(bad)", { XX } }, | |
2353 | { "(bad)", { XX } }, | |
2354 | { "(bad)", { XX } }, | |
2355 | { "(bad)", { XX } }, | |
2356 | { "(bad)", { XX } }, | |
96fbad73 | 2357 | /* 08 */ |
ce518a5f L |
2358 | { "(bad)", { XX } }, |
2359 | { "(bad)", { XX } }, | |
2360 | { "(bad)", { XX } }, | |
2361 | { "(bad)", { XX } }, | |
2362 | { "(bad)", { XX } }, | |
2363 | { "(bad)", { XX } }, | |
2364 | { "(bad)", { XX } }, | |
2365 | { "palignr", { MX, EM, Ib } }, | |
96fbad73 | 2366 | /* 10 */ |
ce518a5f L |
2367 | { "(bad)", { XX } }, |
2368 | { "(bad)", { XX } }, | |
2369 | { "(bad)", { XX } }, | |
2370 | { "(bad)", { XX } }, | |
2371 | { "(bad)", { XX } }, | |
2372 | { "(bad)", { XX } }, | |
2373 | { "(bad)", { XX } }, | |
2374 | { "(bad)", { XX } }, | |
96fbad73 | 2375 | /* 18 */ |
ce518a5f L |
2376 | { "(bad)", { XX } }, |
2377 | { "(bad)", { XX } }, | |
2378 | { "(bad)", { XX } }, | |
2379 | { "(bad)", { XX } }, | |
2380 | { "(bad)", { XX } }, | |
2381 | { "(bad)", { XX } }, | |
2382 | { "(bad)", { XX } }, | |
2383 | { "(bad)", { XX } }, | |
96fbad73 | 2384 | /* 20 */ |
ce518a5f L |
2385 | { "(bad)", { XX } }, |
2386 | { "(bad)", { XX } }, | |
2387 | { "(bad)", { XX } }, | |
2388 | { "(bad)", { XX } }, | |
2389 | { "(bad)", { XX } }, | |
2390 | { "(bad)", { XX } }, | |
2391 | { "(bad)", { XX } }, | |
2392 | { "(bad)", { XX } }, | |
96fbad73 | 2393 | /* 28 */ |
ce518a5f L |
2394 | { "(bad)", { XX } }, |
2395 | { "(bad)", { XX } }, | |
2396 | { "(bad)", { XX } }, | |
2397 | { "(bad)", { XX } }, | |
2398 | { "(bad)", { XX } }, | |
2399 | { "(bad)", { XX } }, | |
2400 | { "(bad)", { XX } }, | |
2401 | { "(bad)", { XX } }, | |
96fbad73 | 2402 | /* 30 */ |
ce518a5f L |
2403 | { "(bad)", { XX } }, |
2404 | { "(bad)", { XX } }, | |
2405 | { "(bad)", { XX } }, | |
2406 | { "(bad)", { XX } }, | |
2407 | { "(bad)", { XX } }, | |
2408 | { "(bad)", { XX } }, | |
2409 | { "(bad)", { XX } }, | |
2410 | { "(bad)", { XX } }, | |
96fbad73 | 2411 | /* 38 */ |
ce518a5f L |
2412 | { "(bad)", { XX } }, |
2413 | { "(bad)", { XX } }, | |
2414 | { "(bad)", { XX } }, | |
2415 | { "(bad)", { XX } }, | |
2416 | { "(bad)", { XX } }, | |
2417 | { "(bad)", { XX } }, | |
2418 | { "(bad)", { XX } }, | |
2419 | { "(bad)", { XX } }, | |
96fbad73 | 2420 | /* 40 */ |
ce518a5f L |
2421 | { "(bad)", { XX } }, |
2422 | { "(bad)", { XX } }, | |
2423 | { "(bad)", { XX } }, | |
2424 | { "(bad)", { XX } }, | |
2425 | { "(bad)", { XX } }, | |
2426 | { "(bad)", { XX } }, | |
2427 | { "(bad)", { XX } }, | |
2428 | { "(bad)", { XX } }, | |
96fbad73 | 2429 | /* 48 */ |
ce518a5f L |
2430 | { "(bad)", { XX } }, |
2431 | { "(bad)", { XX } }, | |
2432 | { "(bad)", { XX } }, | |
2433 | { "(bad)", { XX } }, | |
2434 | { "(bad)", { XX } }, | |
2435 | { "(bad)", { XX } }, | |
2436 | { "(bad)", { XX } }, | |
2437 | { "(bad)", { XX } }, | |
96fbad73 | 2438 | /* 50 */ |
ce518a5f L |
2439 | { "(bad)", { XX } }, |
2440 | { "(bad)", { XX } }, | |
2441 | { "(bad)", { XX } }, | |
2442 | { "(bad)", { XX } }, | |
2443 | { "(bad)", { XX } }, | |
2444 | { "(bad)", { XX } }, | |
2445 | { "(bad)", { XX } }, | |
2446 | { "(bad)", { XX } }, | |
96fbad73 | 2447 | /* 58 */ |
ce518a5f L |
2448 | { "(bad)", { XX } }, |
2449 | { "(bad)", { XX } }, | |
2450 | { "(bad)", { XX } }, | |
2451 | { "(bad)", { XX } }, | |
2452 | { "(bad)", { XX } }, | |
2453 | { "(bad)", { XX } }, | |
2454 | { "(bad)", { XX } }, | |
2455 | { "(bad)", { XX } }, | |
96fbad73 | 2456 | /* 60 */ |
ce518a5f L |
2457 | { "(bad)", { XX } }, |
2458 | { "(bad)", { XX } }, | |
2459 | { "(bad)", { XX } }, | |
2460 | { "(bad)", { XX } }, | |
2461 | { "(bad)", { XX } }, | |
2462 | { "(bad)", { XX } }, | |
2463 | { "(bad)", { XX } }, | |
2464 | { "(bad)", { XX } }, | |
96fbad73 | 2465 | /* 68 */ |
ce518a5f L |
2466 | { "(bad)", { XX } }, |
2467 | { "(bad)", { XX } }, | |
2468 | { "(bad)", { XX } }, | |
2469 | { "(bad)", { XX } }, | |
2470 | { "(bad)", { XX } }, | |
2471 | { "(bad)", { XX } }, | |
2472 | { "(bad)", { XX } }, | |
2473 | { "(bad)", { XX } }, | |
96fbad73 | 2474 | /* 70 */ |
ce518a5f L |
2475 | { "(bad)", { XX } }, |
2476 | { "(bad)", { XX } }, | |
2477 | { "(bad)", { XX } }, | |
2478 | { "(bad)", { XX } }, | |
2479 | { "(bad)", { XX } }, | |
2480 | { "(bad)", { XX } }, | |
2481 | { "(bad)", { XX } }, | |
2482 | { "(bad)", { XX } }, | |
96fbad73 | 2483 | /* 78 */ |
ce518a5f L |
2484 | { "(bad)", { XX } }, |
2485 | { "(bad)", { XX } }, | |
2486 | { "(bad)", { XX } }, | |
2487 | { "(bad)", { XX } }, | |
2488 | { "(bad)", { XX } }, | |
2489 | { "(bad)", { XX } }, | |
2490 | { "(bad)", { XX } }, | |
2491 | { "(bad)", { XX } }, | |
96fbad73 | 2492 | /* 80 */ |
ce518a5f L |
2493 | { "(bad)", { XX } }, |
2494 | { "(bad)", { XX } }, | |
2495 | { "(bad)", { XX } }, | |
2496 | { "(bad)", { XX } }, | |
2497 | { "(bad)", { XX } }, | |
2498 | { "(bad)", { XX } }, | |
2499 | { "(bad)", { XX } }, | |
2500 | { "(bad)", { XX } }, | |
96fbad73 | 2501 | /* 88 */ |
ce518a5f L |
2502 | { "(bad)", { XX } }, |
2503 | { "(bad)", { XX } }, | |
2504 | { "(bad)", { XX } }, | |
2505 | { "(bad)", { XX } }, | |
2506 | { "(bad)", { XX } }, | |
2507 | { "(bad)", { XX } }, | |
2508 | { "(bad)", { XX } }, | |
2509 | { "(bad)", { XX } }, | |
96fbad73 | 2510 | /* 90 */ |
ce518a5f L |
2511 | { "(bad)", { XX } }, |
2512 | { "(bad)", { XX } }, | |
2513 | { "(bad)", { XX } }, | |
2514 | { "(bad)", { XX } }, | |
2515 | { "(bad)", { XX } }, | |
2516 | { "(bad)", { XX } }, | |
2517 | { "(bad)", { XX } }, | |
2518 | { "(bad)", { XX } }, | |
96fbad73 | 2519 | /* 98 */ |
ce518a5f L |
2520 | { "(bad)", { XX } }, |
2521 | { "(bad)", { XX } }, | |
2522 | { "(bad)", { XX } }, | |
2523 | { "(bad)", { XX } }, | |
2524 | { "(bad)", { XX } }, | |
2525 | { "(bad)", { XX } }, | |
2526 | { "(bad)", { XX } }, | |
2527 | { "(bad)", { XX } }, | |
96fbad73 | 2528 | /* a0 */ |
ce518a5f L |
2529 | { "(bad)", { XX } }, |
2530 | { "(bad)", { XX } }, | |
2531 | { "(bad)", { XX } }, | |
2532 | { "(bad)", { XX } }, | |
2533 | { "(bad)", { XX } }, | |
2534 | { "(bad)", { XX } }, | |
2535 | { "(bad)", { XX } }, | |
2536 | { "(bad)", { XX } }, | |
96fbad73 | 2537 | /* a8 */ |
ce518a5f L |
2538 | { "(bad)", { XX } }, |
2539 | { "(bad)", { XX } }, | |
2540 | { "(bad)", { XX } }, | |
2541 | { "(bad)", { XX } }, | |
2542 | { "(bad)", { XX } }, | |
2543 | { "(bad)", { XX } }, | |
2544 | { "(bad)", { XX } }, | |
2545 | { "(bad)", { XX } }, | |
96fbad73 | 2546 | /* b0 */ |
ce518a5f L |
2547 | { "(bad)", { XX } }, |
2548 | { "(bad)", { XX } }, | |
2549 | { "(bad)", { XX } }, | |
2550 | { "(bad)", { XX } }, | |
2551 | { "(bad)", { XX } }, | |
2552 | { "(bad)", { XX } }, | |
2553 | { "(bad)", { XX } }, | |
2554 | { "(bad)", { XX } }, | |
96fbad73 | 2555 | /* b8 */ |
ce518a5f L |
2556 | { "(bad)", { XX } }, |
2557 | { "(bad)", { XX } }, | |
2558 | { "(bad)", { XX } }, | |
2559 | { "(bad)", { XX } }, | |
2560 | { "(bad)", { XX } }, | |
2561 | { "(bad)", { XX } }, | |
2562 | { "(bad)", { XX } }, | |
2563 | { "(bad)", { XX } }, | |
96fbad73 | 2564 | /* c0 */ |
ce518a5f L |
2565 | { "(bad)", { XX } }, |
2566 | { "(bad)", { XX } }, | |
2567 | { "(bad)", { XX } }, | |
2568 | { "(bad)", { XX } }, | |
2569 | { "(bad)", { XX } }, | |
2570 | { "(bad)", { XX } }, | |
2571 | { "(bad)", { XX } }, | |
2572 | { "(bad)", { XX } }, | |
96fbad73 | 2573 | /* c8 */ |
ce518a5f L |
2574 | { "(bad)", { XX } }, |
2575 | { "(bad)", { XX } }, | |
2576 | { "(bad)", { XX } }, | |
2577 | { "(bad)", { XX } }, | |
2578 | { "(bad)", { XX } }, | |
2579 | { "(bad)", { XX } }, | |
2580 | { "(bad)", { XX } }, | |
2581 | { "(bad)", { XX } }, | |
96fbad73 | 2582 | /* d0 */ |
ce518a5f L |
2583 | { "(bad)", { XX } }, |
2584 | { "(bad)", { XX } }, | |
2585 | { "(bad)", { XX } }, | |
2586 | { "(bad)", { XX } }, | |
2587 | { "(bad)", { XX } }, | |
2588 | { "(bad)", { XX } }, | |
2589 | { "(bad)", { XX } }, | |
2590 | { "(bad)", { XX } }, | |
96fbad73 | 2591 | /* d8 */ |
ce518a5f L |
2592 | { "(bad)", { XX } }, |
2593 | { "(bad)", { XX } }, | |
2594 | { "(bad)", { XX } }, | |
2595 | { "(bad)", { XX } }, | |
2596 | { "(bad)", { XX } }, | |
2597 | { "(bad)", { XX } }, | |
2598 | { "(bad)", { XX } }, | |
2599 | { "(bad)", { XX } }, | |
96fbad73 | 2600 | /* e0 */ |
ce518a5f L |
2601 | { "(bad)", { XX } }, |
2602 | { "(bad)", { XX } }, | |
2603 | { "(bad)", { XX } }, | |
2604 | { "(bad)", { XX } }, | |
2605 | { "(bad)", { XX } }, | |
2606 | { "(bad)", { XX } }, | |
2607 | { "(bad)", { XX } }, | |
2608 | { "(bad)", { XX } }, | |
96fbad73 | 2609 | /* e8 */ |
ce518a5f L |
2610 | { "(bad)", { XX } }, |
2611 | { "(bad)", { XX } }, | |
2612 | { "(bad)", { XX } }, | |
2613 | { "(bad)", { XX } }, | |
2614 | { "(bad)", { XX } }, | |
2615 | { "(bad)", { XX } }, | |
2616 | { "(bad)", { XX } }, | |
2617 | { "(bad)", { XX } }, | |
96fbad73 | 2618 | /* f0 */ |
ce518a5f L |
2619 | { "(bad)", { XX } }, |
2620 | { "(bad)", { XX } }, | |
2621 | { "(bad)", { XX } }, | |
2622 | { "(bad)", { XX } }, | |
2623 | { "(bad)", { XX } }, | |
2624 | { "(bad)", { XX } }, | |
2625 | { "(bad)", { XX } }, | |
2626 | { "(bad)", { XX } }, | |
96fbad73 | 2627 | /* f8 */ |
ce518a5f L |
2628 | { "(bad)", { XX } }, |
2629 | { "(bad)", { XX } }, | |
2630 | { "(bad)", { XX } }, | |
2631 | { "(bad)", { XX } }, | |
2632 | { "(bad)", { XX } }, | |
2633 | { "(bad)", { XX } }, | |
2634 | { "(bad)", { XX } }, | |
2635 | { "(bad)", { XX } }, | |
2636 | } | |
331d2d0d L |
2637 | }; |
2638 | ||
c608c12e AM |
2639 | #define INTERNAL_DISASSEMBLER_ERROR _("<internal disassembler error>") |
2640 | ||
252b5132 | 2641 | static void |
26ca5450 | 2642 | ckprefix (void) |
252b5132 | 2643 | { |
52b15da3 JH |
2644 | int newrex; |
2645 | rex = 0; | |
252b5132 | 2646 | prefixes = 0; |
7d421014 | 2647 | used_prefixes = 0; |
52b15da3 | 2648 | rex_used = 0; |
252b5132 RH |
2649 | while (1) |
2650 | { | |
2651 | FETCH_DATA (the_info, codep + 1); | |
52b15da3 | 2652 | newrex = 0; |
252b5132 RH |
2653 | switch (*codep) |
2654 | { | |
52b15da3 JH |
2655 | /* REX prefixes family. */ |
2656 | case 0x40: | |
2657 | case 0x41: | |
2658 | case 0x42: | |
2659 | case 0x43: | |
2660 | case 0x44: | |
2661 | case 0x45: | |
2662 | case 0x46: | |
2663 | case 0x47: | |
2664 | case 0x48: | |
2665 | case 0x49: | |
2666 | case 0x4a: | |
2667 | case 0x4b: | |
2668 | case 0x4c: | |
2669 | case 0x4d: | |
2670 | case 0x4e: | |
2671 | case 0x4f: | |
cb712a9e | 2672 | if (address_mode == mode_64bit) |
52b15da3 JH |
2673 | newrex = *codep; |
2674 | else | |
2675 | return; | |
2676 | break; | |
252b5132 RH |
2677 | case 0xf3: |
2678 | prefixes |= PREFIX_REPZ; | |
2679 | break; | |
2680 | case 0xf2: | |
2681 | prefixes |= PREFIX_REPNZ; | |
2682 | break; | |
2683 | case 0xf0: | |
2684 | prefixes |= PREFIX_LOCK; | |
2685 | break; | |
2686 | case 0x2e: | |
2687 | prefixes |= PREFIX_CS; | |
2688 | break; | |
2689 | case 0x36: | |
2690 | prefixes |= PREFIX_SS; | |
2691 | break; | |
2692 | case 0x3e: | |
2693 | prefixes |= PREFIX_DS; | |
2694 | break; | |
2695 | case 0x26: | |
2696 | prefixes |= PREFIX_ES; | |
2697 | break; | |
2698 | case 0x64: | |
2699 | prefixes |= PREFIX_FS; | |
2700 | break; | |
2701 | case 0x65: | |
2702 | prefixes |= PREFIX_GS; | |
2703 | break; | |
2704 | case 0x66: | |
2705 | prefixes |= PREFIX_DATA; | |
2706 | break; | |
2707 | case 0x67: | |
2708 | prefixes |= PREFIX_ADDR; | |
2709 | break; | |
5076851f | 2710 | case FWAIT_OPCODE: |
252b5132 RH |
2711 | /* fwait is really an instruction. If there are prefixes |
2712 | before the fwait, they belong to the fwait, *not* to the | |
2713 | following instruction. */ | |
3e7d61b2 | 2714 | if (prefixes || rex) |
252b5132 RH |
2715 | { |
2716 | prefixes |= PREFIX_FWAIT; | |
2717 | codep++; | |
2718 | return; | |
2719 | } | |
2720 | prefixes = PREFIX_FWAIT; | |
2721 | break; | |
2722 | default: | |
2723 | return; | |
2724 | } | |
52b15da3 JH |
2725 | /* Rex is ignored when followed by another prefix. */ |
2726 | if (rex) | |
2727 | { | |
3e7d61b2 AM |
2728 | rex_used = rex; |
2729 | return; | |
52b15da3 JH |
2730 | } |
2731 | rex = newrex; | |
252b5132 RH |
2732 | codep++; |
2733 | } | |
2734 | } | |
2735 | ||
7d421014 ILT |
2736 | /* Return the name of the prefix byte PREF, or NULL if PREF is not a |
2737 | prefix byte. */ | |
2738 | ||
2739 | static const char * | |
26ca5450 | 2740 | prefix_name (int pref, int sizeflag) |
7d421014 ILT |
2741 | { |
2742 | switch (pref) | |
2743 | { | |
52b15da3 JH |
2744 | /* REX prefixes family. */ |
2745 | case 0x40: | |
2746 | return "rex"; | |
2747 | case 0x41: | |
2748 | return "rexZ"; | |
2749 | case 0x42: | |
2750 | return "rexY"; | |
2751 | case 0x43: | |
2752 | return "rexYZ"; | |
2753 | case 0x44: | |
2754 | return "rexX"; | |
2755 | case 0x45: | |
2756 | return "rexXZ"; | |
2757 | case 0x46: | |
2758 | return "rexXY"; | |
2759 | case 0x47: | |
2760 | return "rexXYZ"; | |
2761 | case 0x48: | |
2762 | return "rex64"; | |
2763 | case 0x49: | |
2764 | return "rex64Z"; | |
2765 | case 0x4a: | |
2766 | return "rex64Y"; | |
2767 | case 0x4b: | |
2768 | return "rex64YZ"; | |
2769 | case 0x4c: | |
2770 | return "rex64X"; | |
2771 | case 0x4d: | |
2772 | return "rex64XZ"; | |
2773 | case 0x4e: | |
2774 | return "rex64XY"; | |
2775 | case 0x4f: | |
2776 | return "rex64XYZ"; | |
7d421014 ILT |
2777 | case 0xf3: |
2778 | return "repz"; | |
2779 | case 0xf2: | |
2780 | return "repnz"; | |
2781 | case 0xf0: | |
2782 | return "lock"; | |
2783 | case 0x2e: | |
2784 | return "cs"; | |
2785 | case 0x36: | |
2786 | return "ss"; | |
2787 | case 0x3e: | |
2788 | return "ds"; | |
2789 | case 0x26: | |
2790 | return "es"; | |
2791 | case 0x64: | |
2792 | return "fs"; | |
2793 | case 0x65: | |
2794 | return "gs"; | |
2795 | case 0x66: | |
2796 | return (sizeflag & DFLAG) ? "data16" : "data32"; | |
2797 | case 0x67: | |
cb712a9e | 2798 | if (address_mode == mode_64bit) |
db6eb5be | 2799 | return (sizeflag & AFLAG) ? "addr32" : "addr64"; |
c1a64871 | 2800 | else |
2888cb7a | 2801 | return (sizeflag & AFLAG) ? "addr16" : "addr32"; |
7d421014 ILT |
2802 | case FWAIT_OPCODE: |
2803 | return "fwait"; | |
2804 | default: | |
2805 | return NULL; | |
2806 | } | |
2807 | } | |
2808 | ||
ce518a5f L |
2809 | static char op_out[MAX_OPERANDS][100]; |
2810 | static int op_ad, op_index[MAX_OPERANDS]; | |
1d9f512f | 2811 | static int two_source_ops; |
ce518a5f L |
2812 | static bfd_vma op_address[MAX_OPERANDS]; |
2813 | static bfd_vma op_riprel[MAX_OPERANDS]; | |
52b15da3 | 2814 | static bfd_vma start_pc; |
ce518a5f | 2815 | |
252b5132 RH |
2816 | /* |
2817 | * On the 386's of 1988, the maximum length of an instruction is 15 bytes. | |
2818 | * (see topic "Redundant prefixes" in the "Differences from 8086" | |
2819 | * section of the "Virtual 8086 Mode" chapter.) | |
2820 | * 'pc' should be the address of this instruction, it will | |
2821 | * be used to print the target address if this is a relative jump or call | |
2822 | * The function returns the length of this instruction in bytes. | |
2823 | */ | |
2824 | ||
252b5132 RH |
2825 | static char intel_syntax; |
2826 | static char open_char; | |
2827 | static char close_char; | |
2828 | static char separator_char; | |
2829 | static char scale_char; | |
2830 | ||
e396998b AM |
2831 | /* Here for backwards compatibility. When gdb stops using |
2832 | print_insn_i386_att and print_insn_i386_intel these functions can | |
2833 | disappear, and print_insn_i386 be merged into print_insn. */ | |
252b5132 | 2834 | int |
26ca5450 | 2835 | print_insn_i386_att (bfd_vma pc, disassemble_info *info) |
252b5132 RH |
2836 | { |
2837 | intel_syntax = 0; | |
e396998b AM |
2838 | |
2839 | return print_insn (pc, info); | |
252b5132 RH |
2840 | } |
2841 | ||
2842 | int | |
26ca5450 | 2843 | print_insn_i386_intel (bfd_vma pc, disassemble_info *info) |
252b5132 RH |
2844 | { |
2845 | intel_syntax = 1; | |
e396998b AM |
2846 | |
2847 | return print_insn (pc, info); | |
252b5132 RH |
2848 | } |
2849 | ||
e396998b | 2850 | int |
26ca5450 | 2851 | print_insn_i386 (bfd_vma pc, disassemble_info *info) |
e396998b AM |
2852 | { |
2853 | intel_syntax = -1; | |
2854 | ||
2855 | return print_insn (pc, info); | |
2856 | } | |
2857 | ||
f59a29b9 L |
2858 | void |
2859 | print_i386_disassembler_options (FILE *stream) | |
2860 | { | |
2861 | fprintf (stream, _("\n\ | |
2862 | The following i386/x86-64 specific disassembler options are supported for use\n\ | |
2863 | with the -M switch (multiple options should be separated by commas):\n")); | |
2864 | ||
2865 | fprintf (stream, _(" x86-64 Disassemble in 64bit mode\n")); | |
2866 | fprintf (stream, _(" i386 Disassemble in 32bit mode\n")); | |
2867 | fprintf (stream, _(" i8086 Disassemble in 16bit mode\n")); | |
2868 | fprintf (stream, _(" att Display instruction in AT&T syntax\n")); | |
2869 | fprintf (stream, _(" intel Display instruction in Intel syntax\n")); | |
2870 | fprintf (stream, _(" addr64 Assume 64bit address size\n")); | |
2871 | fprintf (stream, _(" addr32 Assume 32bit address size\n")); | |
2872 | fprintf (stream, _(" addr16 Assume 16bit address size\n")); | |
2873 | fprintf (stream, _(" data32 Assume 32bit data size\n")); | |
2874 | fprintf (stream, _(" data16 Assume 16bit data size\n")); | |
2875 | fprintf (stream, _(" suffix Always display instruction suffix in AT&T syntax\n")); | |
2876 | } | |
2877 | ||
e396998b | 2878 | static int |
26ca5450 | 2879 | print_insn (bfd_vma pc, disassemble_info *info) |
252b5132 | 2880 | { |
2da11e11 | 2881 | const struct dis386 *dp; |
252b5132 | 2882 | int i; |
ce518a5f | 2883 | char *op_txt[MAX_OPERANDS]; |
252b5132 | 2884 | int needcomma; |
eec0f4ca L |
2885 | unsigned char uses_DATA_prefix, uses_LOCK_prefix; |
2886 | unsigned char uses_REPNZ_prefix, uses_REPZ_prefix; | |
e396998b AM |
2887 | int sizeflag; |
2888 | const char *p; | |
252b5132 | 2889 | struct dis_private priv; |
eec0f4ca | 2890 | unsigned char op; |
252b5132 | 2891 | |
cb712a9e L |
2892 | if (info->mach == bfd_mach_x86_64_intel_syntax |
2893 | || info->mach == bfd_mach_x86_64) | |
2894 | address_mode = mode_64bit; | |
2895 | else | |
2896 | address_mode = mode_32bit; | |
52b15da3 | 2897 | |
8373f971 | 2898 | if (intel_syntax == (char) -1) |
e396998b AM |
2899 | intel_syntax = (info->mach == bfd_mach_i386_i386_intel_syntax |
2900 | || info->mach == bfd_mach_x86_64_intel_syntax); | |
2901 | ||
2da11e11 | 2902 | if (info->mach == bfd_mach_i386_i386 |
52b15da3 JH |
2903 | || info->mach == bfd_mach_x86_64 |
2904 | || info->mach == bfd_mach_i386_i386_intel_syntax | |
2905 | || info->mach == bfd_mach_x86_64_intel_syntax) | |
e396998b | 2906 | priv.orig_sizeflag = AFLAG | DFLAG; |
2da11e11 | 2907 | else if (info->mach == bfd_mach_i386_i8086) |
e396998b | 2908 | priv.orig_sizeflag = 0; |
2da11e11 AM |
2909 | else |
2910 | abort (); | |
e396998b AM |
2911 | |
2912 | for (p = info->disassembler_options; p != NULL; ) | |
2913 | { | |
0112cd26 | 2914 | if (CONST_STRNEQ (p, "x86-64")) |
e396998b | 2915 | { |
cb712a9e | 2916 | address_mode = mode_64bit; |
e396998b AM |
2917 | priv.orig_sizeflag = AFLAG | DFLAG; |
2918 | } | |
0112cd26 | 2919 | else if (CONST_STRNEQ (p, "i386")) |
e396998b | 2920 | { |
cb712a9e | 2921 | address_mode = mode_32bit; |
e396998b AM |
2922 | priv.orig_sizeflag = AFLAG | DFLAG; |
2923 | } | |
0112cd26 | 2924 | else if (CONST_STRNEQ (p, "i8086")) |
e396998b | 2925 | { |
cb712a9e | 2926 | address_mode = mode_16bit; |
e396998b AM |
2927 | priv.orig_sizeflag = 0; |
2928 | } | |
0112cd26 | 2929 | else if (CONST_STRNEQ (p, "intel")) |
e396998b AM |
2930 | { |
2931 | intel_syntax = 1; | |
2932 | } | |
0112cd26 | 2933 | else if (CONST_STRNEQ (p, "att")) |
e396998b AM |
2934 | { |
2935 | intel_syntax = 0; | |
2936 | } | |
0112cd26 | 2937 | else if (CONST_STRNEQ (p, "addr")) |
e396998b | 2938 | { |
f59a29b9 L |
2939 | if (address_mode == mode_64bit) |
2940 | { | |
2941 | if (p[4] == '3' && p[5] == '2') | |
2942 | priv.orig_sizeflag &= ~AFLAG; | |
2943 | else if (p[4] == '6' && p[5] == '4') | |
2944 | priv.orig_sizeflag |= AFLAG; | |
2945 | } | |
2946 | else | |
2947 | { | |
2948 | if (p[4] == '1' && p[5] == '6') | |
2949 | priv.orig_sizeflag &= ~AFLAG; | |
2950 | else if (p[4] == '3' && p[5] == '2') | |
2951 | priv.orig_sizeflag |= AFLAG; | |
2952 | } | |
e396998b | 2953 | } |
0112cd26 | 2954 | else if (CONST_STRNEQ (p, "data")) |
e396998b AM |
2955 | { |
2956 | if (p[4] == '1' && p[5] == '6') | |
2957 | priv.orig_sizeflag &= ~DFLAG; | |
2958 | else if (p[4] == '3' && p[5] == '2') | |
2959 | priv.orig_sizeflag |= DFLAG; | |
2960 | } | |
0112cd26 | 2961 | else if (CONST_STRNEQ (p, "suffix")) |
e396998b AM |
2962 | priv.orig_sizeflag |= SUFFIX_ALWAYS; |
2963 | ||
2964 | p = strchr (p, ','); | |
2965 | if (p != NULL) | |
2966 | p++; | |
2967 | } | |
2968 | ||
2969 | if (intel_syntax) | |
2970 | { | |
2971 | names64 = intel_names64; | |
2972 | names32 = intel_names32; | |
2973 | names16 = intel_names16; | |
2974 | names8 = intel_names8; | |
2975 | names8rex = intel_names8rex; | |
2976 | names_seg = intel_names_seg; | |
2977 | index16 = intel_index16; | |
2978 | open_char = '['; | |
2979 | close_char = ']'; | |
2980 | separator_char = '+'; | |
2981 | scale_char = '*'; | |
2982 | } | |
2983 | else | |
2984 | { | |
2985 | names64 = att_names64; | |
2986 | names32 = att_names32; | |
2987 | names16 = att_names16; | |
2988 | names8 = att_names8; | |
2989 | names8rex = att_names8rex; | |
2990 | names_seg = att_names_seg; | |
2991 | index16 = att_index16; | |
2992 | open_char = '('; | |
2993 | close_char = ')'; | |
2994 | separator_char = ','; | |
2995 | scale_char = ','; | |
2996 | } | |
2da11e11 | 2997 | |
4fe53c98 | 2998 | /* The output looks better if we put 7 bytes on a line, since that |
c608c12e | 2999 | puts most long word instructions on a single line. */ |
4fe53c98 | 3000 | info->bytes_per_line = 7; |
252b5132 | 3001 | |
26ca5450 | 3002 | info->private_data = &priv; |
252b5132 RH |
3003 | priv.max_fetched = priv.the_buffer; |
3004 | priv.insn_start = pc; | |
252b5132 RH |
3005 | |
3006 | obuf[0] = 0; | |
ce518a5f L |
3007 | for (i = 0; i < MAX_OPERANDS; ++i) |
3008 | { | |
3009 | op_out[i][0] = 0; | |
3010 | op_index[i] = -1; | |
3011 | } | |
252b5132 RH |
3012 | |
3013 | the_info = info; | |
3014 | start_pc = pc; | |
e396998b AM |
3015 | start_codep = priv.the_buffer; |
3016 | codep = priv.the_buffer; | |
252b5132 | 3017 | |
5076851f ILT |
3018 | if (setjmp (priv.bailout) != 0) |
3019 | { | |
7d421014 ILT |
3020 | const char *name; |
3021 | ||
5076851f | 3022 | /* Getting here means we tried for data but didn't get it. That |
e396998b AM |
3023 | means we have an incomplete instruction of some sort. Just |
3024 | print the first byte as a prefix or a .byte pseudo-op. */ | |
3025 | if (codep > priv.the_buffer) | |
5076851f | 3026 | { |
e396998b | 3027 | name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag); |
7d421014 ILT |
3028 | if (name != NULL) |
3029 | (*info->fprintf_func) (info->stream, "%s", name); | |
3030 | else | |
5076851f | 3031 | { |
7d421014 ILT |
3032 | /* Just print the first byte as a .byte instruction. */ |
3033 | (*info->fprintf_func) (info->stream, ".byte 0x%x", | |
e396998b | 3034 | (unsigned int) priv.the_buffer[0]); |
5076851f | 3035 | } |
5076851f | 3036 | |
7d421014 | 3037 | return 1; |
5076851f ILT |
3038 | } |
3039 | ||
3040 | return -1; | |
3041 | } | |
3042 | ||
52b15da3 | 3043 | obufp = obuf; |
252b5132 RH |
3044 | ckprefix (); |
3045 | ||
3046 | insn_codep = codep; | |
e396998b | 3047 | sizeflag = priv.orig_sizeflag; |
252b5132 RH |
3048 | |
3049 | FETCH_DATA (info, codep + 1); | |
3050 | two_source_ops = (*codep == 0x62) || (*codep == 0xc8); | |
3051 | ||
3e7d61b2 AM |
3052 | if (((prefixes & PREFIX_FWAIT) |
3053 | && ((*codep < 0xd8) || (*codep > 0xdf))) | |
3054 | || (rex && rex_used)) | |
252b5132 | 3055 | { |
7d421014 ILT |
3056 | const char *name; |
3057 | ||
3e7d61b2 AM |
3058 | /* fwait not followed by floating point instruction, or rex followed |
3059 | by other prefixes. Print the first prefix. */ | |
e396998b | 3060 | name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag); |
7d421014 ILT |
3061 | if (name == NULL) |
3062 | name = INTERNAL_DISASSEMBLER_ERROR; | |
3063 | (*info->fprintf_func) (info->stream, "%s", name); | |
3064 | return 1; | |
252b5132 RH |
3065 | } |
3066 | ||
eec0f4ca | 3067 | op = 0; |
252b5132 RH |
3068 | if (*codep == 0x0f) |
3069 | { | |
eec0f4ca | 3070 | unsigned char threebyte; |
252b5132 | 3071 | FETCH_DATA (info, codep + 2); |
eec0f4ca L |
3072 | threebyte = *++codep; |
3073 | dp = &dis386_twobyte[threebyte]; | |
252b5132 | 3074 | need_modrm = twobyte_has_modrm[*codep]; |
eec0f4ca L |
3075 | uses_DATA_prefix = twobyte_uses_DATA_prefix[*codep]; |
3076 | uses_REPNZ_prefix = twobyte_uses_REPNZ_prefix[*codep]; | |
3077 | uses_REPZ_prefix = twobyte_uses_REPZ_prefix[*codep]; | |
c4a530c5 | 3078 | uses_LOCK_prefix = (*codep & ~0x02) == 0x20; |
eec0f4ca | 3079 | codep++; |
ce518a5f | 3080 | if (dp->name == NULL && dp->op[0].bytemode == IS_3BYTE_OPCODE) |
eec0f4ca L |
3081 | { |
3082 | FETCH_DATA (info, codep + 2); | |
3083 | op = *codep++; | |
3084 | switch (threebyte) | |
3085 | { | |
3086 | case 0x38: | |
3087 | uses_DATA_prefix = threebyte_0x38_uses_DATA_prefix[op]; | |
3088 | uses_REPNZ_prefix = threebyte_0x38_uses_REPNZ_prefix[op]; | |
3089 | uses_REPZ_prefix = threebyte_0x38_uses_REPZ_prefix[op]; | |
3090 | break; | |
3091 | case 0x3a: | |
3092 | uses_DATA_prefix = threebyte_0x3a_uses_DATA_prefix[op]; | |
3093 | uses_REPNZ_prefix = threebyte_0x3a_uses_REPNZ_prefix[op]; | |
3094 | uses_REPZ_prefix = threebyte_0x3a_uses_REPZ_prefix[op]; | |
3095 | break; | |
3096 | default: | |
3097 | break; | |
3098 | } | |
3099 | } | |
252b5132 RH |
3100 | } |
3101 | else | |
3102 | { | |
6439fc28 | 3103 | dp = &dis386[*codep]; |
252b5132 | 3104 | need_modrm = onebyte_has_modrm[*codep]; |
eec0f4ca L |
3105 | uses_DATA_prefix = 0; |
3106 | uses_REPNZ_prefix = 0; | |
3107 | uses_REPZ_prefix = 0; | |
c4a530c5 | 3108 | uses_LOCK_prefix = 0; |
eec0f4ca | 3109 | codep++; |
252b5132 | 3110 | } |
050dfa73 | 3111 | |
eec0f4ca | 3112 | if (!uses_REPZ_prefix && (prefixes & PREFIX_REPZ)) |
7d421014 ILT |
3113 | { |
3114 | oappend ("repz "); | |
3115 | used_prefixes |= PREFIX_REPZ; | |
3116 | } | |
eec0f4ca | 3117 | if (!uses_REPNZ_prefix && (prefixes & PREFIX_REPNZ)) |
7d421014 ILT |
3118 | { |
3119 | oappend ("repnz "); | |
3120 | used_prefixes |= PREFIX_REPNZ; | |
3121 | } | |
050dfa73 | 3122 | |
c4a530c5 | 3123 | if (!uses_LOCK_prefix && (prefixes & PREFIX_LOCK)) |
7d421014 ILT |
3124 | { |
3125 | oappend ("lock "); | |
3126 | used_prefixes |= PREFIX_LOCK; | |
3127 | } | |
c608c12e | 3128 | |
c608c12e AM |
3129 | if (prefixes & PREFIX_ADDR) |
3130 | { | |
3131 | sizeflag ^= AFLAG; | |
ce518a5f | 3132 | if (dp->op[2].bytemode != loop_jcxz_mode || intel_syntax) |
3ffd33cf | 3133 | { |
cb712a9e | 3134 | if ((sizeflag & AFLAG) || address_mode == mode_64bit) |
3ffd33cf AM |
3135 | oappend ("addr32 "); |
3136 | else | |
3137 | oappend ("addr16 "); | |
3138 | used_prefixes |= PREFIX_ADDR; | |
3139 | } | |
3140 | } | |
3141 | ||
eec0f4ca | 3142 | if (!uses_DATA_prefix && (prefixes & PREFIX_DATA)) |
3ffd33cf AM |
3143 | { |
3144 | sizeflag ^= DFLAG; | |
ce518a5f L |
3145 | if (dp->op[2].bytemode == cond_jump_mode |
3146 | && dp->op[0].bytemode == v_mode | |
6439fc28 | 3147 | && !intel_syntax) |
3ffd33cf AM |
3148 | { |
3149 | if (sizeflag & DFLAG) | |
3150 | oappend ("data32 "); | |
3151 | else | |
3152 | oappend ("data16 "); | |
3153 | used_prefixes |= PREFIX_DATA; | |
3154 | } | |
3155 | } | |
3156 | ||
ce518a5f | 3157 | if (dp->name == NULL && dp->op[0].bytemode == IS_3BYTE_OPCODE) |
331d2d0d | 3158 | { |
ce518a5f | 3159 | dp = &three_byte_table[dp->op[1].bytemode][op]; |
331d2d0d L |
3160 | mod = (*codep >> 6) & 3; |
3161 | reg = (*codep >> 3) & 7; | |
3162 | rm = *codep & 7; | |
3163 | } | |
3164 | else if (need_modrm) | |
252b5132 RH |
3165 | { |
3166 | FETCH_DATA (info, codep + 1); | |
3167 | mod = (*codep >> 6) & 3; | |
3168 | reg = (*codep >> 3) & 7; | |
3169 | rm = *codep & 7; | |
3170 | } | |
3171 | ||
ce518a5f | 3172 | if (dp->name == NULL && dp->op[0].bytemode == FLOATCODE) |
252b5132 RH |
3173 | { |
3174 | dofloat (sizeflag); | |
3175 | } | |
3176 | else | |
3177 | { | |
041bd2e0 | 3178 | int index; |
252b5132 | 3179 | if (dp->name == NULL) |
c608c12e | 3180 | { |
ce518a5f | 3181 | switch (dp->op[0].bytemode) |
c608c12e | 3182 | { |
6439fc28 | 3183 | case USE_GROUPS: |
ce518a5f | 3184 | dp = &grps[dp->op[1].bytemode][reg]; |
6439fc28 AM |
3185 | break; |
3186 | ||
3187 | case USE_PREFIX_USER_TABLE: | |
3188 | index = 0; | |
3189 | used_prefixes |= (prefixes & PREFIX_REPZ); | |
3190 | if (prefixes & PREFIX_REPZ) | |
3191 | index = 1; | |
3192 | else | |
3193 | { | |
d81afd0c L |
3194 | /* We should check PREFIX_REPNZ and PREFIX_REPZ |
3195 | before PREFIX_DATA. */ | |
3196 | used_prefixes |= (prefixes & PREFIX_REPNZ); | |
3197 | if (prefixes & PREFIX_REPNZ) | |
3198 | index = 3; | |
6439fc28 AM |
3199 | else |
3200 | { | |
d81afd0c L |
3201 | used_prefixes |= (prefixes & PREFIX_DATA); |
3202 | if (prefixes & PREFIX_DATA) | |
3203 | index = 2; | |
6439fc28 AM |
3204 | } |
3205 | } | |
ce518a5f | 3206 | dp = &prefix_user_table[dp->op[1].bytemode][index]; |
6439fc28 | 3207 | break; |
252b5132 | 3208 | |
6439fc28 | 3209 | case X86_64_SPECIAL: |
cb712a9e | 3210 | index = address_mode == mode_64bit ? 1 : 0; |
ce518a5f | 3211 | dp = &x86_64_table[dp->op[1].bytemode][index]; |
6439fc28 | 3212 | break; |
252b5132 | 3213 | |
6439fc28 AM |
3214 | default: |
3215 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
3216 | break; | |
3217 | } | |
3218 | } | |
252b5132 | 3219 | |
6439fc28 | 3220 | if (putop (dp->name, sizeflag) == 0) |
ce518a5f L |
3221 | { |
3222 | for (i = 0; i < MAX_OPERANDS; ++i) | |
3223 | { | |
3224 | obufp = op_out[i]; | |
3225 | op_ad = MAX_OPERANDS - 1 - i; | |
3226 | if (dp->op[i].rtn) | |
3227 | (*dp->op[i].rtn) (dp->op[i].bytemode, sizeflag); | |
3228 | } | |
6439fc28 | 3229 | } |
252b5132 RH |
3230 | } |
3231 | ||
7d421014 ILT |
3232 | /* See if any prefixes were not used. If so, print the first one |
3233 | separately. If we don't do this, we'll wind up printing an | |
3234 | instruction stream which does not precisely correspond to the | |
3235 | bytes we are disassembling. */ | |
3236 | if ((prefixes & ~used_prefixes) != 0) | |
3237 | { | |
3238 | const char *name; | |
3239 | ||
e396998b | 3240 | name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag); |
7d421014 ILT |
3241 | if (name == NULL) |
3242 | name = INTERNAL_DISASSEMBLER_ERROR; | |
3243 | (*info->fprintf_func) (info->stream, "%s", name); | |
3244 | return 1; | |
3245 | } | |
52b15da3 JH |
3246 | if (rex & ~rex_used) |
3247 | { | |
3248 | const char *name; | |
e396998b | 3249 | name = prefix_name (rex | 0x40, priv.orig_sizeflag); |
52b15da3 JH |
3250 | if (name == NULL) |
3251 | name = INTERNAL_DISASSEMBLER_ERROR; | |
3252 | (*info->fprintf_func) (info->stream, "%s ", name); | |
3253 | } | |
7d421014 | 3254 | |
252b5132 RH |
3255 | obufp = obuf + strlen (obuf); |
3256 | for (i = strlen (obuf); i < 6; i++) | |
3257 | oappend (" "); | |
3258 | oappend (" "); | |
3259 | (*info->fprintf_func) (info->stream, "%s", obuf); | |
3260 | ||
3261 | /* The enter and bound instructions are printed with operands in the same | |
3262 | order as the intel book; everything else is printed in reverse order. */ | |
2da11e11 | 3263 | if (intel_syntax || two_source_ops) |
252b5132 | 3264 | { |
ce518a5f L |
3265 | for (i = 0; i < MAX_OPERANDS; ++i) |
3266 | op_txt[i] = op_out[i]; | |
3267 | ||
3268 | for (i = 0; i < (MAX_OPERANDS >> 1); ++i) | |
3269 | { | |
3270 | op_ad = op_index[i]; | |
3271 | op_index[i] = op_index[MAX_OPERANDS - 1 - i]; | |
3272 | op_index[MAX_OPERANDS - 1 - i] = op_ad; | |
3273 | } | |
252b5132 RH |
3274 | } |
3275 | else | |
3276 | { | |
ce518a5f L |
3277 | for (i = 0; i < MAX_OPERANDS; ++i) |
3278 | op_txt[MAX_OPERANDS - 1 - i] = op_out[i]; | |
050dfa73 MM |
3279 | } |
3280 | ||
ce518a5f L |
3281 | needcomma = 0; |
3282 | for (i = 0; i < MAX_OPERANDS; ++i) | |
3283 | if (*op_txt[i]) | |
3284 | { | |
3285 | if (needcomma) | |
3286 | (*info->fprintf_func) (info->stream, ","); | |
3287 | if (op_index[i] != -1 && !op_riprel[i]) | |
3288 | (*info->print_address_func) ((bfd_vma) op_address[op_index[i]], info); | |
3289 | else | |
3290 | (*info->fprintf_func) (info->stream, "%s", op_txt[i]); | |
3291 | needcomma = 1; | |
3292 | } | |
050dfa73 | 3293 | |
ce518a5f | 3294 | for (i = 0; i < MAX_OPERANDS; i++) |
52b15da3 JH |
3295 | if (op_index[i] != -1 && op_riprel[i]) |
3296 | { | |
3297 | (*info->fprintf_func) (info->stream, " # "); | |
3298 | (*info->print_address_func) ((bfd_vma) (start_pc + codep - start_codep | |
3299 | + op_address[op_index[i]]), info); | |
3300 | } | |
e396998b | 3301 | return codep - priv.the_buffer; |
252b5132 RH |
3302 | } |
3303 | ||
6439fc28 | 3304 | static const char *float_mem[] = { |
252b5132 | 3305 | /* d8 */ |
6439fc28 AM |
3306 | "fadd{s||s|}", |
3307 | "fmul{s||s|}", | |
3308 | "fcom{s||s|}", | |
3309 | "fcomp{s||s|}", | |
3310 | "fsub{s||s|}", | |
3311 | "fsubr{s||s|}", | |
3312 | "fdiv{s||s|}", | |
3313 | "fdivr{s||s|}", | |
db6eb5be | 3314 | /* d9 */ |
6439fc28 | 3315 | "fld{s||s|}", |
252b5132 | 3316 | "(bad)", |
6439fc28 AM |
3317 | "fst{s||s|}", |
3318 | "fstp{s||s|}", | |
9306ca4a | 3319 | "fldenvIC", |
252b5132 | 3320 | "fldcw", |
9306ca4a | 3321 | "fNstenvIC", |
252b5132 RH |
3322 | "fNstcw", |
3323 | /* da */ | |
6439fc28 AM |
3324 | "fiadd{l||l|}", |
3325 | "fimul{l||l|}", | |
3326 | "ficom{l||l|}", | |
3327 | "ficomp{l||l|}", | |
3328 | "fisub{l||l|}", | |
3329 | "fisubr{l||l|}", | |
3330 | "fidiv{l||l|}", | |
3331 | "fidivr{l||l|}", | |
252b5132 | 3332 | /* db */ |
6439fc28 | 3333 | "fild{l||l|}", |
ca164297 | 3334 | "fisttp{l||l|}", |
6439fc28 AM |
3335 | "fist{l||l|}", |
3336 | "fistp{l||l|}", | |
252b5132 | 3337 | "(bad)", |
6439fc28 | 3338 | "fld{t||t|}", |
252b5132 | 3339 | "(bad)", |
6439fc28 | 3340 | "fstp{t||t|}", |
252b5132 | 3341 | /* dc */ |
6439fc28 AM |
3342 | "fadd{l||l|}", |
3343 | "fmul{l||l|}", | |
3344 | "fcom{l||l|}", | |
3345 | "fcomp{l||l|}", | |
3346 | "fsub{l||l|}", | |
3347 | "fsubr{l||l|}", | |
3348 | "fdiv{l||l|}", | |
3349 | "fdivr{l||l|}", | |
252b5132 | 3350 | /* dd */ |
6439fc28 | 3351 | "fld{l||l|}", |
1d9f512f | 3352 | "fisttp{ll||ll|}", |
6439fc28 AM |
3353 | "fst{l||l|}", |
3354 | "fstp{l||l|}", | |
9306ca4a | 3355 | "frstorIC", |
252b5132 | 3356 | "(bad)", |
9306ca4a | 3357 | "fNsaveIC", |
252b5132 RH |
3358 | "fNstsw", |
3359 | /* de */ | |
3360 | "fiadd", | |
3361 | "fimul", | |
3362 | "ficom", | |
3363 | "ficomp", | |
3364 | "fisub", | |
3365 | "fisubr", | |
3366 | "fidiv", | |
3367 | "fidivr", | |
3368 | /* df */ | |
3369 | "fild", | |
ca164297 | 3370 | "fisttp", |
252b5132 RH |
3371 | "fist", |
3372 | "fistp", | |
3373 | "fbld", | |
6439fc28 | 3374 | "fild{ll||ll|}", |
252b5132 | 3375 | "fbstp", |
1d9f512f AM |
3376 | "fistp{ll||ll|}", |
3377 | }; | |
3378 | ||
3379 | static const unsigned char float_mem_mode[] = { | |
3380 | /* d8 */ | |
3381 | d_mode, | |
3382 | d_mode, | |
3383 | d_mode, | |
3384 | d_mode, | |
3385 | d_mode, | |
3386 | d_mode, | |
3387 | d_mode, | |
3388 | d_mode, | |
3389 | /* d9 */ | |
3390 | d_mode, | |
3391 | 0, | |
3392 | d_mode, | |
3393 | d_mode, | |
3394 | 0, | |
3395 | w_mode, | |
3396 | 0, | |
3397 | w_mode, | |
3398 | /* da */ | |
3399 | d_mode, | |
3400 | d_mode, | |
3401 | d_mode, | |
3402 | d_mode, | |
3403 | d_mode, | |
3404 | d_mode, | |
3405 | d_mode, | |
3406 | d_mode, | |
3407 | /* db */ | |
3408 | d_mode, | |
3409 | d_mode, | |
3410 | d_mode, | |
3411 | d_mode, | |
3412 | 0, | |
9306ca4a | 3413 | t_mode, |
1d9f512f | 3414 | 0, |
9306ca4a | 3415 | t_mode, |
1d9f512f AM |
3416 | /* dc */ |
3417 | q_mode, | |
3418 | q_mode, | |
3419 | q_mode, | |
3420 | q_mode, | |
3421 | q_mode, | |
3422 | q_mode, | |
3423 | q_mode, | |
3424 | q_mode, | |
3425 | /* dd */ | |
3426 | q_mode, | |
3427 | q_mode, | |
3428 | q_mode, | |
3429 | q_mode, | |
3430 | 0, | |
3431 | 0, | |
3432 | 0, | |
3433 | w_mode, | |
3434 | /* de */ | |
3435 | w_mode, | |
3436 | w_mode, | |
3437 | w_mode, | |
3438 | w_mode, | |
3439 | w_mode, | |
3440 | w_mode, | |
3441 | w_mode, | |
3442 | w_mode, | |
3443 | /* df */ | |
3444 | w_mode, | |
3445 | w_mode, | |
3446 | w_mode, | |
3447 | w_mode, | |
9306ca4a | 3448 | t_mode, |
1d9f512f | 3449 | q_mode, |
9306ca4a | 3450 | t_mode, |
1d9f512f | 3451 | q_mode |
252b5132 RH |
3452 | }; |
3453 | ||
ce518a5f L |
3454 | #define ST { OP_ST, 0 } |
3455 | #define STi { OP_STi, 0 } | |
252b5132 | 3456 | |
4efba78c L |
3457 | #define FGRPd9_2 NULL, { { NULL, 0 } } |
3458 | #define FGRPd9_4 NULL, { { NULL, 1 } } | |
3459 | #define FGRPd9_5 NULL, { { NULL, 2 } } | |
3460 | #define FGRPd9_6 NULL, { { NULL, 3 } } | |
3461 | #define FGRPd9_7 NULL, { { NULL, 4 } } | |
3462 | #define FGRPda_5 NULL, { { NULL, 5 } } | |
3463 | #define FGRPdb_4 NULL, { { NULL, 6 } } | |
3464 | #define FGRPde_3 NULL, { { NULL, 7 } } | |
3465 | #define FGRPdf_4 NULL, { { NULL, 8 } } | |
252b5132 | 3466 | |
2da11e11 | 3467 | static const struct dis386 float_reg[][8] = { |
252b5132 RH |
3468 | /* d8 */ |
3469 | { | |
ce518a5f L |
3470 | { "fadd", { ST, STi } }, |
3471 | { "fmul", { ST, STi } }, | |
3472 | { "fcom", { STi } }, | |
3473 | { "fcomp", { STi } }, | |
3474 | { "fsub", { ST, STi } }, | |
3475 | { "fsubr", { ST, STi } }, | |
3476 | { "fdiv", { ST, STi } }, | |
3477 | { "fdivr", { ST, STi } }, | |
252b5132 RH |
3478 | }, |
3479 | /* d9 */ | |
3480 | { | |
ce518a5f L |
3481 | { "fld", { STi } }, |
3482 | { "fxch", { STi } }, | |
252b5132 | 3483 | { FGRPd9_2 }, |
ce518a5f | 3484 | { "(bad)", { XX } }, |
252b5132 RH |
3485 | { FGRPd9_4 }, |
3486 | { FGRPd9_5 }, | |
3487 | { FGRPd9_6 }, | |
3488 | { FGRPd9_7 }, | |
3489 | }, | |
3490 | /* da */ | |
3491 | { | |
ce518a5f L |
3492 | { "fcmovb", { ST, STi } }, |
3493 | { "fcmove", { ST, STi } }, | |
3494 | { "fcmovbe",{ ST, STi } }, | |
3495 | { "fcmovu", { ST, STi } }, | |
3496 | { "(bad)", { XX } }, | |
252b5132 | 3497 | { FGRPda_5 }, |
ce518a5f L |
3498 | { "(bad)", { XX } }, |
3499 | { "(bad)", { XX } }, | |
252b5132 RH |
3500 | }, |
3501 | /* db */ | |
3502 | { | |
ce518a5f L |
3503 | { "fcmovnb",{ ST, STi } }, |
3504 | { "fcmovne",{ ST, STi } }, | |
3505 | { "fcmovnbe",{ ST, STi } }, | |
3506 | { "fcmovnu",{ ST, STi } }, | |
252b5132 | 3507 | { FGRPdb_4 }, |
ce518a5f L |
3508 | { "fucomi", { ST, STi } }, |
3509 | { "fcomi", { ST, STi } }, | |
3510 | { "(bad)", { XX } }, | |
252b5132 RH |
3511 | }, |
3512 | /* dc */ | |
3513 | { | |
ce518a5f L |
3514 | { "fadd", { STi, ST } }, |
3515 | { "fmul", { STi, ST } }, | |
3516 | { "(bad)", { XX } }, | |
3517 | { "(bad)", { XX } }, | |
252b5132 | 3518 | #if UNIXWARE_COMPAT |
ce518a5f L |
3519 | { "fsub", { STi, ST } }, |
3520 | { "fsubr", { STi, ST } }, | |
3521 | { "fdiv", { STi, ST } }, | |
3522 | { "fdivr", { STi, ST } }, | |
252b5132 | 3523 | #else |
ce518a5f L |
3524 | { "fsubr", { STi, ST } }, |
3525 | { "fsub", { STi, ST } }, | |
3526 | { "fdivr", { STi, ST } }, | |
3527 | { "fdiv", { STi, ST } }, | |
252b5132 RH |
3528 | #endif |
3529 | }, | |
3530 | /* dd */ | |
3531 | { | |
ce518a5f L |
3532 | { "ffree", { STi } }, |
3533 | { "(bad)", { XX } }, | |
3534 | { "fst", { STi } }, | |
3535 | { "fstp", { STi } }, | |
3536 | { "fucom", { STi } }, | |
3537 | { "fucomp", { STi } }, | |
3538 | { "(bad)", { XX } }, | |
3539 | { "(bad)", { XX } }, | |
252b5132 RH |
3540 | }, |
3541 | /* de */ | |
3542 | { | |
ce518a5f L |
3543 | { "faddp", { STi, ST } }, |
3544 | { "fmulp", { STi, ST } }, | |
3545 | { "(bad)", { XX } }, | |
252b5132 RH |
3546 | { FGRPde_3 }, |
3547 | #if UNIXWARE_COMPAT | |
ce518a5f L |
3548 | { "fsubp", { STi, ST } }, |
3549 | { "fsubrp", { STi, ST } }, | |
3550 | { "fdivp", { STi, ST } }, | |
3551 | { "fdivrp", { STi, ST } }, | |
252b5132 | 3552 | #else |
ce518a5f L |
3553 | { "fsubrp", { STi, ST } }, |
3554 | { "fsubp", { STi, ST } }, | |
3555 | { "fdivrp", { STi, ST } }, | |
3556 | { "fdivp", { STi, ST } }, | |
252b5132 RH |
3557 | #endif |
3558 | }, | |
3559 | /* df */ | |
3560 | { | |
ce518a5f L |
3561 | { "ffreep", { STi } }, |
3562 | { "(bad)", { XX } }, | |
3563 | { "(bad)", { XX } }, | |
3564 | { "(bad)", { XX } }, | |
252b5132 | 3565 | { FGRPdf_4 }, |
ce518a5f L |
3566 | { "fucomip", { ST, STi } }, |
3567 | { "fcomip", { ST, STi } }, | |
3568 | { "(bad)", { XX } }, | |
252b5132 RH |
3569 | }, |
3570 | }; | |
3571 | ||
252b5132 RH |
3572 | static char *fgrps[][8] = { |
3573 | /* d9_2 0 */ | |
3574 | { | |
3575 | "fnop","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", | |
3576 | }, | |
3577 | ||
3578 | /* d9_4 1 */ | |
3579 | { | |
3580 | "fchs","fabs","(bad)","(bad)","ftst","fxam","(bad)","(bad)", | |
3581 | }, | |
3582 | ||
3583 | /* d9_5 2 */ | |
3584 | { | |
3585 | "fld1","fldl2t","fldl2e","fldpi","fldlg2","fldln2","fldz","(bad)", | |
3586 | }, | |
3587 | ||
3588 | /* d9_6 3 */ | |
3589 | { | |
3590 | "f2xm1","fyl2x","fptan","fpatan","fxtract","fprem1","fdecstp","fincstp", | |
3591 | }, | |
3592 | ||
3593 | /* d9_7 4 */ | |
3594 | { | |
3595 | "fprem","fyl2xp1","fsqrt","fsincos","frndint","fscale","fsin","fcos", | |
3596 | }, | |
3597 | ||
3598 | /* da_5 5 */ | |
3599 | { | |
3600 | "(bad)","fucompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", | |
3601 | }, | |
3602 | ||
3603 | /* db_4 6 */ | |
3604 | { | |
3605 | "feni(287 only)","fdisi(287 only)","fNclex","fNinit", | |
3606 | "fNsetpm(287 only)","(bad)","(bad)","(bad)", | |
3607 | }, | |
3608 | ||
3609 | /* de_3 7 */ | |
3610 | { | |
3611 | "(bad)","fcompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", | |
3612 | }, | |
3613 | ||
3614 | /* df_4 8 */ | |
3615 | { | |
3616 | "fNstsw","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", | |
3617 | }, | |
3618 | }; | |
3619 | ||
3620 | static void | |
26ca5450 | 3621 | dofloat (int sizeflag) |
252b5132 | 3622 | { |
2da11e11 | 3623 | const struct dis386 *dp; |
252b5132 RH |
3624 | unsigned char floatop; |
3625 | ||
3626 | floatop = codep[-1]; | |
3627 | ||
3628 | if (mod != 3) | |
3629 | { | |
1d9f512f AM |
3630 | int fp_indx = (floatop - 0xd8) * 8 + reg; |
3631 | ||
3632 | putop (float_mem[fp_indx], sizeflag); | |
ce518a5f | 3633 | obufp = op_out[0]; |
6e50d963 | 3634 | op_ad = 2; |
1d9f512f | 3635 | OP_E (float_mem_mode[fp_indx], sizeflag); |
252b5132 RH |
3636 | return; |
3637 | } | |
6608db57 | 3638 | /* Skip mod/rm byte. */ |
4bba6815 | 3639 | MODRM_CHECK; |
252b5132 RH |
3640 | codep++; |
3641 | ||
3642 | dp = &float_reg[floatop - 0xd8][reg]; | |
3643 | if (dp->name == NULL) | |
3644 | { | |
ce518a5f | 3645 | putop (fgrps[dp->op[0].bytemode][rm], sizeflag); |
252b5132 | 3646 | |
6608db57 | 3647 | /* Instruction fnstsw is only one with strange arg. */ |
252b5132 | 3648 | if (floatop == 0xdf && codep[-1] == 0xe0) |
ce518a5f | 3649 | strcpy (op_out[0], names16[0]); |
252b5132 RH |
3650 | } |
3651 | else | |
3652 | { | |
3653 | putop (dp->name, sizeflag); | |
3654 | ||
ce518a5f | 3655 | obufp = op_out[0]; |
6e50d963 | 3656 | op_ad = 2; |
ce518a5f L |
3657 | if (dp->op[0].rtn) |
3658 | (*dp->op[0].rtn) (dp->op[0].bytemode, sizeflag); | |
6e50d963 | 3659 | |
ce518a5f | 3660 | obufp = op_out[1]; |
6e50d963 | 3661 | op_ad = 1; |
ce518a5f L |
3662 | if (dp->op[1].rtn) |
3663 | (*dp->op[1].rtn) (dp->op[1].bytemode, sizeflag); | |
252b5132 RH |
3664 | } |
3665 | } | |
3666 | ||
252b5132 | 3667 | static void |
26ca5450 | 3668 | OP_ST (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 | 3669 | { |
422673a9 | 3670 | oappend ("%st" + intel_syntax); |
252b5132 RH |
3671 | } |
3672 | ||
252b5132 | 3673 | static void |
26ca5450 | 3674 | OP_STi (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 RH |
3675 | { |
3676 | sprintf (scratchbuf, "%%st(%d)", rm); | |
d708bcba | 3677 | oappend (scratchbuf + intel_syntax); |
252b5132 RH |
3678 | } |
3679 | ||
6608db57 | 3680 | /* Capital letters in template are macros. */ |
6439fc28 | 3681 | static int |
26ca5450 | 3682 | putop (const char *template, int sizeflag) |
252b5132 | 3683 | { |
2da11e11 | 3684 | const char *p; |
9306ca4a | 3685 | int alt = 0; |
252b5132 RH |
3686 | |
3687 | for (p = template; *p; p++) | |
3688 | { | |
3689 | switch (*p) | |
3690 | { | |
3691 | default: | |
3692 | *obufp++ = *p; | |
3693 | break; | |
6439fc28 AM |
3694 | case '{': |
3695 | alt = 0; | |
3696 | if (intel_syntax) | |
3697 | alt += 1; | |
cb712a9e | 3698 | if (address_mode == mode_64bit) |
6439fc28 AM |
3699 | alt += 2; |
3700 | while (alt != 0) | |
3701 | { | |
3702 | while (*++p != '|') | |
3703 | { | |
3704 | if (*p == '}') | |
3705 | { | |
3706 | /* Alternative not valid. */ | |
3707 | strcpy (obuf, "(bad)"); | |
3708 | obufp = obuf + 5; | |
3709 | return 1; | |
3710 | } | |
3711 | else if (*p == '\0') | |
3712 | abort (); | |
3713 | } | |
3714 | alt--; | |
3715 | } | |
9306ca4a JB |
3716 | /* Fall through. */ |
3717 | case 'I': | |
3718 | alt = 1; | |
3719 | continue; | |
6439fc28 AM |
3720 | case '|': |
3721 | while (*++p != '}') | |
3722 | { | |
3723 | if (*p == '\0') | |
3724 | abort (); | |
3725 | } | |
3726 | break; | |
3727 | case '}': | |
3728 | break; | |
252b5132 | 3729 | case 'A': |
db6eb5be AM |
3730 | if (intel_syntax) |
3731 | break; | |
e396998b | 3732 | if (mod != 3 || (sizeflag & SUFFIX_ALWAYS)) |
252b5132 RH |
3733 | *obufp++ = 'b'; |
3734 | break; | |
3735 | case 'B': | |
db6eb5be AM |
3736 | if (intel_syntax) |
3737 | break; | |
252b5132 RH |
3738 | if (sizeflag & SUFFIX_ALWAYS) |
3739 | *obufp++ = 'b'; | |
252b5132 | 3740 | break; |
9306ca4a JB |
3741 | case 'C': |
3742 | if (intel_syntax && !alt) | |
3743 | break; | |
3744 | if ((prefixes & PREFIX_DATA) || (sizeflag & SUFFIX_ALWAYS)) | |
3745 | { | |
3746 | if (sizeflag & DFLAG) | |
3747 | *obufp++ = intel_syntax ? 'd' : 'l'; | |
3748 | else | |
3749 | *obufp++ = intel_syntax ? 'w' : 's'; | |
3750 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3751 | } | |
3752 | break; | |
ed7841b3 JB |
3753 | case 'D': |
3754 | if (intel_syntax || !(sizeflag & SUFFIX_ALWAYS)) | |
3755 | break; | |
3756 | USED_REX (REX_MODE64); | |
3757 | if (mod == 3) | |
3758 | { | |
3759 | if (rex & REX_MODE64) | |
3760 | *obufp++ = 'q'; | |
3761 | else if (sizeflag & DFLAG) | |
3762 | *obufp++ = intel_syntax ? 'd' : 'l'; | |
3763 | else | |
3764 | *obufp++ = 'w'; | |
3765 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3766 | } | |
3767 | else | |
3768 | *obufp++ = 'w'; | |
3769 | break; | |
252b5132 | 3770 | case 'E': /* For jcxz/jecxz */ |
cb712a9e | 3771 | if (address_mode == mode_64bit) |
c1a64871 JH |
3772 | { |
3773 | if (sizeflag & AFLAG) | |
3774 | *obufp++ = 'r'; | |
3775 | else | |
3776 | *obufp++ = 'e'; | |
3777 | } | |
3778 | else | |
3779 | if (sizeflag & AFLAG) | |
3780 | *obufp++ = 'e'; | |
3ffd33cf AM |
3781 | used_prefixes |= (prefixes & PREFIX_ADDR); |
3782 | break; | |
3783 | case 'F': | |
db6eb5be AM |
3784 | if (intel_syntax) |
3785 | break; | |
e396998b | 3786 | if ((prefixes & PREFIX_ADDR) || (sizeflag & SUFFIX_ALWAYS)) |
3ffd33cf AM |
3787 | { |
3788 | if (sizeflag & AFLAG) | |
cb712a9e | 3789 | *obufp++ = address_mode == mode_64bit ? 'q' : 'l'; |
3ffd33cf | 3790 | else |
cb712a9e | 3791 | *obufp++ = address_mode == mode_64bit ? 'l' : 'w'; |
3ffd33cf AM |
3792 | used_prefixes |= (prefixes & PREFIX_ADDR); |
3793 | } | |
252b5132 | 3794 | break; |
52fd6d94 JB |
3795 | case 'G': |
3796 | if (intel_syntax || (obufp[-1] != 's' && !(sizeflag & SUFFIX_ALWAYS))) | |
3797 | break; | |
3798 | if ((rex & REX_MODE64) || (sizeflag & DFLAG)) | |
3799 | *obufp++ = 'l'; | |
3800 | else | |
3801 | *obufp++ = 'w'; | |
3802 | if (!(rex & REX_MODE64)) | |
3803 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3804 | break; | |
5dd0794d | 3805 | case 'H': |
db6eb5be AM |
3806 | if (intel_syntax) |
3807 | break; | |
5dd0794d AM |
3808 | if ((prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_CS |
3809 | || (prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_DS) | |
3810 | { | |
3811 | used_prefixes |= prefixes & (PREFIX_CS | PREFIX_DS); | |
3812 | *obufp++ = ','; | |
3813 | *obufp++ = 'p'; | |
3814 | if (prefixes & PREFIX_DS) | |
3815 | *obufp++ = 't'; | |
3816 | else | |
3817 | *obufp++ = 'n'; | |
3818 | } | |
3819 | break; | |
9306ca4a JB |
3820 | case 'J': |
3821 | if (intel_syntax) | |
3822 | break; | |
3823 | *obufp++ = 'l'; | |
3824 | break; | |
6dd5059a L |
3825 | case 'Z': |
3826 | if (intel_syntax) | |
3827 | break; | |
3828 | if (address_mode == mode_64bit && (sizeflag & SUFFIX_ALWAYS)) | |
3829 | { | |
3830 | *obufp++ = 'q'; | |
3831 | break; | |
3832 | } | |
3833 | /* Fall through. */ | |
252b5132 | 3834 | case 'L': |
db6eb5be AM |
3835 | if (intel_syntax) |
3836 | break; | |
252b5132 RH |
3837 | if (sizeflag & SUFFIX_ALWAYS) |
3838 | *obufp++ = 'l'; | |
252b5132 RH |
3839 | break; |
3840 | case 'N': | |
3841 | if ((prefixes & PREFIX_FWAIT) == 0) | |
3842 | *obufp++ = 'n'; | |
7d421014 ILT |
3843 | else |
3844 | used_prefixes |= PREFIX_FWAIT; | |
252b5132 | 3845 | break; |
52b15da3 JH |
3846 | case 'O': |
3847 | USED_REX (REX_MODE64); | |
3848 | if (rex & REX_MODE64) | |
6439fc28 | 3849 | *obufp++ = 'o'; |
a35ca55a JB |
3850 | else if (intel_syntax && (sizeflag & DFLAG)) |
3851 | *obufp++ = 'q'; | |
52b15da3 JH |
3852 | else |
3853 | *obufp++ = 'd'; | |
a35ca55a JB |
3854 | if (!(rex & REX_MODE64)) |
3855 | used_prefixes |= (prefixes & PREFIX_DATA); | |
52b15da3 | 3856 | break; |
6439fc28 | 3857 | case 'T': |
db6eb5be AM |
3858 | if (intel_syntax) |
3859 | break; | |
cb712a9e | 3860 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
6439fc28 AM |
3861 | { |
3862 | *obufp++ = 'q'; | |
3863 | break; | |
3864 | } | |
6608db57 | 3865 | /* Fall through. */ |
252b5132 | 3866 | case 'P': |
db6eb5be AM |
3867 | if (intel_syntax) |
3868 | break; | |
252b5132 | 3869 | if ((prefixes & PREFIX_DATA) |
52b15da3 | 3870 | || (rex & REX_MODE64) |
e396998b | 3871 | || (sizeflag & SUFFIX_ALWAYS)) |
252b5132 | 3872 | { |
52b15da3 JH |
3873 | USED_REX (REX_MODE64); |
3874 | if (rex & REX_MODE64) | |
3875 | *obufp++ = 'q'; | |
c2419411 | 3876 | else |
52b15da3 JH |
3877 | { |
3878 | if (sizeflag & DFLAG) | |
3879 | *obufp++ = 'l'; | |
3880 | else | |
3881 | *obufp++ = 'w'; | |
52b15da3 | 3882 | } |
1a114b12 | 3883 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
3884 | } |
3885 | break; | |
6439fc28 | 3886 | case 'U': |
db6eb5be AM |
3887 | if (intel_syntax) |
3888 | break; | |
cb712a9e | 3889 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
6439fc28 | 3890 | { |
1a114b12 JB |
3891 | if (mod != 3 || (sizeflag & SUFFIX_ALWAYS)) |
3892 | *obufp++ = 'q'; | |
6439fc28 AM |
3893 | break; |
3894 | } | |
6608db57 | 3895 | /* Fall through. */ |
252b5132 | 3896 | case 'Q': |
9306ca4a | 3897 | if (intel_syntax && !alt) |
db6eb5be | 3898 | break; |
90530880 | 3899 | USED_REX (REX_MODE64); |
e396998b | 3900 | if (mod != 3 || (sizeflag & SUFFIX_ALWAYS)) |
252b5132 | 3901 | { |
52b15da3 JH |
3902 | if (rex & REX_MODE64) |
3903 | *obufp++ = 'q'; | |
252b5132 | 3904 | else |
52b15da3 JH |
3905 | { |
3906 | if (sizeflag & DFLAG) | |
9306ca4a | 3907 | *obufp++ = intel_syntax ? 'd' : 'l'; |
52b15da3 JH |
3908 | else |
3909 | *obufp++ = 'w'; | |
52b15da3 | 3910 | } |
1a114b12 | 3911 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
3912 | } |
3913 | break; | |
3914 | case 'R': | |
52b15da3 | 3915 | USED_REX (REX_MODE64); |
a35ca55a JB |
3916 | if (rex & REX_MODE64) |
3917 | *obufp++ = 'q'; | |
3918 | else if (sizeflag & DFLAG) | |
c608c12e | 3919 | { |
a35ca55a | 3920 | if (intel_syntax) |
c608c12e | 3921 | *obufp++ = 'd'; |
c608c12e | 3922 | else |
a35ca55a | 3923 | *obufp++ = 'l'; |
c608c12e | 3924 | } |
252b5132 | 3925 | else |
a35ca55a JB |
3926 | *obufp++ = 'w'; |
3927 | if (intel_syntax && !p[1] | |
3928 | && ((rex & REX_MODE64) || (sizeflag & DFLAG))) | |
3929 | *obufp++ = 'e'; | |
52b15da3 JH |
3930 | if (!(rex & REX_MODE64)) |
3931 | used_prefixes |= (prefixes & PREFIX_DATA); | |
252b5132 | 3932 | break; |
1a114b12 JB |
3933 | case 'V': |
3934 | if (intel_syntax) | |
3935 | break; | |
cb712a9e | 3936 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
1a114b12 JB |
3937 | { |
3938 | if (sizeflag & SUFFIX_ALWAYS) | |
3939 | *obufp++ = 'q'; | |
3940 | break; | |
3941 | } | |
3942 | /* Fall through. */ | |
252b5132 | 3943 | case 'S': |
db6eb5be AM |
3944 | if (intel_syntax) |
3945 | break; | |
252b5132 RH |
3946 | if (sizeflag & SUFFIX_ALWAYS) |
3947 | { | |
52b15da3 JH |
3948 | if (rex & REX_MODE64) |
3949 | *obufp++ = 'q'; | |
252b5132 | 3950 | else |
52b15da3 JH |
3951 | { |
3952 | if (sizeflag & DFLAG) | |
3953 | *obufp++ = 'l'; | |
3954 | else | |
3955 | *obufp++ = 'w'; | |
3956 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3957 | } | |
252b5132 | 3958 | } |
252b5132 | 3959 | break; |
041bd2e0 JH |
3960 | case 'X': |
3961 | if (prefixes & PREFIX_DATA) | |
3962 | *obufp++ = 'd'; | |
3963 | else | |
3964 | *obufp++ = 's'; | |
db6eb5be | 3965 | used_prefixes |= (prefixes & PREFIX_DATA); |
041bd2e0 | 3966 | break; |
76f227a5 | 3967 | case 'Y': |
db6eb5be AM |
3968 | if (intel_syntax) |
3969 | break; | |
76f227a5 JH |
3970 | if (rex & REX_MODE64) |
3971 | { | |
3972 | USED_REX (REX_MODE64); | |
3973 | *obufp++ = 'q'; | |
3974 | } | |
3975 | break; | |
52b15da3 | 3976 | /* implicit operand size 'l' for i386 or 'q' for x86-64 */ |
252b5132 | 3977 | case 'W': |
252b5132 | 3978 | /* operand size flag for cwtl, cbtw */ |
a35ca55a JB |
3979 | USED_REX (REX_MODE64); |
3980 | if (rex & REX_MODE64) | |
3981 | { | |
3982 | if (intel_syntax) | |
3983 | *obufp++ = 'd'; | |
3984 | else | |
3985 | *obufp++ = 'l'; | |
3986 | } | |
52b15da3 | 3987 | else if (sizeflag & DFLAG) |
252b5132 RH |
3988 | *obufp++ = 'w'; |
3989 | else | |
3990 | *obufp++ = 'b'; | |
a35ca55a | 3991 | if (!(rex & REX_MODE64)) |
52b15da3 | 3992 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
3993 | break; |
3994 | } | |
9306ca4a | 3995 | alt = 0; |
252b5132 RH |
3996 | } |
3997 | *obufp = 0; | |
6439fc28 | 3998 | return 0; |
252b5132 RH |
3999 | } |
4000 | ||
4001 | static void | |
26ca5450 | 4002 | oappend (const char *s) |
252b5132 RH |
4003 | { |
4004 | strcpy (obufp, s); | |
4005 | obufp += strlen (s); | |
4006 | } | |
4007 | ||
4008 | static void | |
26ca5450 | 4009 | append_seg (void) |
252b5132 RH |
4010 | { |
4011 | if (prefixes & PREFIX_CS) | |
7d421014 | 4012 | { |
7d421014 | 4013 | used_prefixes |= PREFIX_CS; |
d708bcba | 4014 | oappend ("%cs:" + intel_syntax); |
7d421014 | 4015 | } |
252b5132 | 4016 | if (prefixes & PREFIX_DS) |
7d421014 | 4017 | { |
7d421014 | 4018 | used_prefixes |= PREFIX_DS; |
d708bcba | 4019 | oappend ("%ds:" + intel_syntax); |
7d421014 | 4020 | } |
252b5132 | 4021 | if (prefixes & PREFIX_SS) |
7d421014 | 4022 | { |
7d421014 | 4023 | used_prefixes |= PREFIX_SS; |
d708bcba | 4024 | oappend ("%ss:" + intel_syntax); |
7d421014 | 4025 | } |
252b5132 | 4026 | if (prefixes & PREFIX_ES) |
7d421014 | 4027 | { |
7d421014 | 4028 | used_prefixes |= PREFIX_ES; |
d708bcba | 4029 | oappend ("%es:" + intel_syntax); |
7d421014 | 4030 | } |
252b5132 | 4031 | if (prefixes & PREFIX_FS) |
7d421014 | 4032 | { |
7d421014 | 4033 | used_prefixes |= PREFIX_FS; |
d708bcba | 4034 | oappend ("%fs:" + intel_syntax); |
7d421014 | 4035 | } |
252b5132 | 4036 | if (prefixes & PREFIX_GS) |
7d421014 | 4037 | { |
7d421014 | 4038 | used_prefixes |= PREFIX_GS; |
d708bcba | 4039 | oappend ("%gs:" + intel_syntax); |
7d421014 | 4040 | } |
252b5132 RH |
4041 | } |
4042 | ||
4043 | static void | |
26ca5450 | 4044 | OP_indirE (int bytemode, int sizeflag) |
252b5132 RH |
4045 | { |
4046 | if (!intel_syntax) | |
4047 | oappend ("*"); | |
4048 | OP_E (bytemode, sizeflag); | |
4049 | } | |
4050 | ||
52b15da3 | 4051 | static void |
26ca5450 | 4052 | print_operand_value (char *buf, int hex, bfd_vma disp) |
52b15da3 | 4053 | { |
cb712a9e | 4054 | if (address_mode == mode_64bit) |
52b15da3 JH |
4055 | { |
4056 | if (hex) | |
4057 | { | |
4058 | char tmp[30]; | |
4059 | int i; | |
4060 | buf[0] = '0'; | |
4061 | buf[1] = 'x'; | |
4062 | sprintf_vma (tmp, disp); | |
6608db57 | 4063 | for (i = 0; tmp[i] == '0' && tmp[i + 1]; i++); |
52b15da3 JH |
4064 | strcpy (buf + 2, tmp + i); |
4065 | } | |
4066 | else | |
4067 | { | |
4068 | bfd_signed_vma v = disp; | |
4069 | char tmp[30]; | |
4070 | int i; | |
4071 | if (v < 0) | |
4072 | { | |
4073 | *(buf++) = '-'; | |
4074 | v = -disp; | |
6608db57 | 4075 | /* Check for possible overflow on 0x8000000000000000. */ |
52b15da3 JH |
4076 | if (v < 0) |
4077 | { | |
4078 | strcpy (buf, "9223372036854775808"); | |
4079 | return; | |
4080 | } | |
4081 | } | |
4082 | if (!v) | |
4083 | { | |
4084 | strcpy (buf, "0"); | |
4085 | return; | |
4086 | } | |
4087 | ||
4088 | i = 0; | |
4089 | tmp[29] = 0; | |
4090 | while (v) | |
4091 | { | |
6608db57 | 4092 | tmp[28 - i] = (v % 10) + '0'; |
52b15da3 JH |
4093 | v /= 10; |
4094 | i++; | |
4095 | } | |
4096 | strcpy (buf, tmp + 29 - i); | |
4097 | } | |
4098 | } | |
4099 | else | |
4100 | { | |
4101 | if (hex) | |
4102 | sprintf (buf, "0x%x", (unsigned int) disp); | |
4103 | else | |
4104 | sprintf (buf, "%d", (int) disp); | |
4105 | } | |
4106 | } | |
4107 | ||
3f31e633 JB |
4108 | static void |
4109 | intel_operand_size (int bytemode, int sizeflag) | |
4110 | { | |
4111 | switch (bytemode) | |
4112 | { | |
4113 | case b_mode: | |
4114 | oappend ("BYTE PTR "); | |
4115 | break; | |
4116 | case w_mode: | |
4117 | case dqw_mode: | |
4118 | oappend ("WORD PTR "); | |
4119 | break; | |
1a114b12 | 4120 | case stack_v_mode: |
cb712a9e | 4121 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
3f31e633 JB |
4122 | { |
4123 | oappend ("QWORD PTR "); | |
4124 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4125 | break; | |
4126 | } | |
4127 | /* FALLTHRU */ | |
4128 | case v_mode: | |
4129 | case dq_mode: | |
4130 | USED_REX (REX_MODE64); | |
4131 | if (rex & REX_MODE64) | |
4132 | oappend ("QWORD PTR "); | |
4133 | else if ((sizeflag & DFLAG) || bytemode == dq_mode) | |
4134 | oappend ("DWORD PTR "); | |
4135 | else | |
4136 | oappend ("WORD PTR "); | |
4137 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4138 | break; | |
52fd6d94 JB |
4139 | case z_mode: |
4140 | if ((rex & REX_MODE64) || (sizeflag & DFLAG)) | |
4141 | *obufp++ = 'D'; | |
4142 | oappend ("WORD PTR "); | |
4143 | if (!(rex & REX_MODE64)) | |
4144 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4145 | break; | |
3f31e633 JB |
4146 | case d_mode: |
4147 | oappend ("DWORD PTR "); | |
4148 | break; | |
4149 | case q_mode: | |
4150 | oappend ("QWORD PTR "); | |
4151 | break; | |
4152 | case m_mode: | |
cb712a9e | 4153 | if (address_mode == mode_64bit) |
3f31e633 JB |
4154 | oappend ("QWORD PTR "); |
4155 | else | |
4156 | oappend ("DWORD PTR "); | |
4157 | break; | |
4158 | case f_mode: | |
4159 | if (sizeflag & DFLAG) | |
4160 | oappend ("FWORD PTR "); | |
4161 | else | |
4162 | oappend ("DWORD PTR "); | |
4163 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4164 | break; | |
4165 | case t_mode: | |
4166 | oappend ("TBYTE PTR "); | |
4167 | break; | |
4168 | case x_mode: | |
4169 | oappend ("XMMWORD PTR "); | |
4170 | break; | |
fb9c77c7 L |
4171 | case o_mode: |
4172 | oappend ("OWORD PTR "); | |
4173 | break; | |
3f31e633 JB |
4174 | default: |
4175 | break; | |
4176 | } | |
4177 | } | |
4178 | ||
252b5132 | 4179 | static void |
26ca5450 | 4180 | OP_E (int bytemode, int sizeflag) |
252b5132 | 4181 | { |
52b15da3 JH |
4182 | bfd_vma disp; |
4183 | int add = 0; | |
4184 | int riprel = 0; | |
4185 | USED_REX (REX_EXTZ); | |
4186 | if (rex & REX_EXTZ) | |
4187 | add += 8; | |
252b5132 | 4188 | |
6608db57 | 4189 | /* Skip mod/rm byte. */ |
4bba6815 | 4190 | MODRM_CHECK; |
252b5132 RH |
4191 | codep++; |
4192 | ||
4193 | if (mod == 3) | |
4194 | { | |
4195 | switch (bytemode) | |
4196 | { | |
4197 | case b_mode: | |
52b15da3 JH |
4198 | USED_REX (0); |
4199 | if (rex) | |
4200 | oappend (names8rex[rm + add]); | |
4201 | else | |
4202 | oappend (names8[rm + add]); | |
252b5132 RH |
4203 | break; |
4204 | case w_mode: | |
52b15da3 | 4205 | oappend (names16[rm + add]); |
252b5132 | 4206 | break; |
2da11e11 | 4207 | case d_mode: |
52b15da3 JH |
4208 | oappend (names32[rm + add]); |
4209 | break; | |
4210 | case q_mode: | |
4211 | oappend (names64[rm + add]); | |
4212 | break; | |
4213 | case m_mode: | |
cb712a9e | 4214 | if (address_mode == mode_64bit) |
52b15da3 JH |
4215 | oappend (names64[rm + add]); |
4216 | else | |
4217 | oappend (names32[rm + add]); | |
2da11e11 | 4218 | break; |
1a114b12 | 4219 | case stack_v_mode: |
cb712a9e | 4220 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
003519a7 | 4221 | { |
1a114b12 | 4222 | oappend (names64[rm + add]); |
003519a7 | 4223 | used_prefixes |= (prefixes & PREFIX_DATA); |
1a114b12 | 4224 | break; |
003519a7 | 4225 | } |
1a114b12 JB |
4226 | bytemode = v_mode; |
4227 | /* FALLTHRU */ | |
252b5132 | 4228 | case v_mode: |
db6eb5be | 4229 | case dq_mode: |
9306ca4a | 4230 | case dqw_mode: |
52b15da3 JH |
4231 | USED_REX (REX_MODE64); |
4232 | if (rex & REX_MODE64) | |
4233 | oappend (names64[rm + add]); | |
9306ca4a | 4234 | else if ((sizeflag & DFLAG) || bytemode != v_mode) |
52b15da3 | 4235 | oappend (names32[rm + add]); |
252b5132 | 4236 | else |
52b15da3 | 4237 | oappend (names16[rm + add]); |
7d421014 | 4238 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 | 4239 | break; |
2da11e11 | 4240 | case 0: |
c608c12e | 4241 | break; |
252b5132 | 4242 | default: |
c608c12e | 4243 | oappend (INTERNAL_DISASSEMBLER_ERROR); |
252b5132 RH |
4244 | break; |
4245 | } | |
4246 | return; | |
4247 | } | |
4248 | ||
4249 | disp = 0; | |
3f31e633 JB |
4250 | if (intel_syntax) |
4251 | intel_operand_size (bytemode, sizeflag); | |
252b5132 RH |
4252 | append_seg (); |
4253 | ||
cb712a9e | 4254 | if ((sizeflag & AFLAG) || address_mode == mode_64bit) /* 32 bit address mode */ |
252b5132 RH |
4255 | { |
4256 | int havesib; | |
4257 | int havebase; | |
4258 | int base; | |
4259 | int index = 0; | |
4260 | int scale = 0; | |
4261 | ||
4262 | havesib = 0; | |
4263 | havebase = 1; | |
4264 | base = rm; | |
4265 | ||
4266 | if (base == 4) | |
4267 | { | |
4268 | havesib = 1; | |
4269 | FETCH_DATA (the_info, codep + 1); | |
252b5132 | 4270 | index = (*codep >> 3) & 7; |
cb712a9e | 4271 | if (address_mode == mode_64bit || index != 0x4) |
9df48ba9 | 4272 | /* When INDEX == 0x4 in 32 bit mode, SCALE is ignored. */ |
2033b4b9 | 4273 | scale = (*codep >> 6) & 3; |
252b5132 | 4274 | base = *codep & 7; |
52b15da3 | 4275 | USED_REX (REX_EXTY); |
52b15da3 JH |
4276 | if (rex & REX_EXTY) |
4277 | index += 8; | |
252b5132 RH |
4278 | codep++; |
4279 | } | |
2888cb7a | 4280 | base += add; |
252b5132 RH |
4281 | |
4282 | switch (mod) | |
4283 | { | |
4284 | case 0: | |
52b15da3 | 4285 | if ((base & 7) == 5) |
252b5132 RH |
4286 | { |
4287 | havebase = 0; | |
cb712a9e | 4288 | if (address_mode == mode_64bit && !havesib) |
52b15da3 JH |
4289 | riprel = 1; |
4290 | disp = get32s (); | |
252b5132 RH |
4291 | } |
4292 | break; | |
4293 | case 1: | |
4294 | FETCH_DATA (the_info, codep + 1); | |
4295 | disp = *codep++; | |
4296 | if ((disp & 0x80) != 0) | |
4297 | disp -= 0x100; | |
4298 | break; | |
4299 | case 2: | |
52b15da3 | 4300 | disp = get32s (); |
252b5132 RH |
4301 | break; |
4302 | } | |
4303 | ||
4304 | if (!intel_syntax) | |
db6eb5be AM |
4305 | if (mod != 0 || (base & 7) == 5) |
4306 | { | |
52b15da3 | 4307 | print_operand_value (scratchbuf, !riprel, disp); |
db6eb5be | 4308 | oappend (scratchbuf); |
52b15da3 JH |
4309 | if (riprel) |
4310 | { | |
4311 | set_op (disp, 1); | |
4312 | oappend ("(%rip)"); | |
4313 | } | |
db6eb5be | 4314 | } |
2da11e11 | 4315 | |
252b5132 RH |
4316 | if (havebase || (havesib && (index != 4 || scale != 0))) |
4317 | { | |
252b5132 | 4318 | *obufp++ = open_char; |
52b15da3 JH |
4319 | if (intel_syntax && riprel) |
4320 | oappend ("rip + "); | |
db6eb5be | 4321 | *obufp = '\0'; |
252b5132 | 4322 | if (havebase) |
cb712a9e | 4323 | oappend (address_mode == mode_64bit && (sizeflag & AFLAG) |
c1a64871 | 4324 | ? names64[base] : names32[base]); |
252b5132 RH |
4325 | if (havesib) |
4326 | { | |
4327 | if (index != 4) | |
4328 | { | |
9306ca4a | 4329 | if (!intel_syntax || havebase) |
db6eb5be | 4330 | { |
9306ca4a JB |
4331 | *obufp++ = separator_char; |
4332 | *obufp = '\0'; | |
db6eb5be | 4333 | } |
cb712a9e | 4334 | oappend (address_mode == mode_64bit && (sizeflag & AFLAG) |
9306ca4a | 4335 | ? names64[index] : names32[index]); |
252b5132 | 4336 | } |
a02a862a | 4337 | if (scale != 0 || (!intel_syntax && index != 4)) |
db6eb5be AM |
4338 | { |
4339 | *obufp++ = scale_char; | |
4340 | *obufp = '\0'; | |
4341 | sprintf (scratchbuf, "%d", 1 << scale); | |
4342 | oappend (scratchbuf); | |
4343 | } | |
252b5132 | 4344 | } |
3d456fa1 JB |
4345 | if (intel_syntax && disp) |
4346 | { | |
4347 | if ((bfd_signed_vma) disp > 0) | |
4348 | { | |
4349 | *obufp++ = '+'; | |
4350 | *obufp = '\0'; | |
4351 | } | |
4352 | else if (mod != 1) | |
4353 | { | |
4354 | *obufp++ = '-'; | |
4355 | *obufp = '\0'; | |
4356 | disp = - (bfd_signed_vma) disp; | |
4357 | } | |
4358 | ||
4359 | print_operand_value (scratchbuf, mod != 1, disp); | |
4360 | oappend (scratchbuf); | |
4361 | } | |
252b5132 RH |
4362 | |
4363 | *obufp++ = close_char; | |
db6eb5be | 4364 | *obufp = '\0'; |
252b5132 RH |
4365 | } |
4366 | else if (intel_syntax) | |
db6eb5be AM |
4367 | { |
4368 | if (mod != 0 || (base & 7) == 5) | |
4369 | { | |
252b5132 RH |
4370 | if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS |
4371 | | PREFIX_ES | PREFIX_FS | PREFIX_GS)) | |
4372 | ; | |
4373 | else | |
4374 | { | |
d708bcba | 4375 | oappend (names_seg[ds_reg - es_reg]); |
252b5132 RH |
4376 | oappend (":"); |
4377 | } | |
52b15da3 | 4378 | print_operand_value (scratchbuf, 1, disp); |
db6eb5be AM |
4379 | oappend (scratchbuf); |
4380 | } | |
4381 | } | |
252b5132 RH |
4382 | } |
4383 | else | |
4384 | { /* 16 bit address mode */ | |
4385 | switch (mod) | |
4386 | { | |
4387 | case 0: | |
2888cb7a | 4388 | if (rm == 6) |
252b5132 RH |
4389 | { |
4390 | disp = get16 (); | |
4391 | if ((disp & 0x8000) != 0) | |
4392 | disp -= 0x10000; | |
4393 | } | |
4394 | break; | |
4395 | case 1: | |
4396 | FETCH_DATA (the_info, codep + 1); | |
4397 | disp = *codep++; | |
4398 | if ((disp & 0x80) != 0) | |
4399 | disp -= 0x100; | |
4400 | break; | |
4401 | case 2: | |
4402 | disp = get16 (); | |
4403 | if ((disp & 0x8000) != 0) | |
4404 | disp -= 0x10000; | |
4405 | break; | |
4406 | } | |
4407 | ||
4408 | if (!intel_syntax) | |
2888cb7a | 4409 | if (mod != 0 || rm == 6) |
db6eb5be | 4410 | { |
52b15da3 | 4411 | print_operand_value (scratchbuf, 0, disp); |
db6eb5be AM |
4412 | oappend (scratchbuf); |
4413 | } | |
252b5132 | 4414 | |
2888cb7a | 4415 | if (mod != 0 || rm != 6) |
252b5132 RH |
4416 | { |
4417 | *obufp++ = open_char; | |
db6eb5be | 4418 | *obufp = '\0'; |
3d456fa1 JB |
4419 | oappend (index16[rm]); |
4420 | if (intel_syntax && disp) | |
4421 | { | |
4422 | if ((bfd_signed_vma) disp > 0) | |
4423 | { | |
4424 | *obufp++ = '+'; | |
4425 | *obufp = '\0'; | |
4426 | } | |
4427 | else if (mod != 1) | |
4428 | { | |
4429 | *obufp++ = '-'; | |
4430 | *obufp = '\0'; | |
4431 | disp = - (bfd_signed_vma) disp; | |
4432 | } | |
4433 | ||
4434 | print_operand_value (scratchbuf, mod != 1, disp); | |
4435 | oappend (scratchbuf); | |
4436 | } | |
4437 | ||
db6eb5be AM |
4438 | *obufp++ = close_char; |
4439 | *obufp = '\0'; | |
252b5132 | 4440 | } |
3d456fa1 JB |
4441 | else if (intel_syntax) |
4442 | { | |
4443 | if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | |
4444 | | PREFIX_ES | PREFIX_FS | PREFIX_GS)) | |
4445 | ; | |
4446 | else | |
4447 | { | |
4448 | oappend (names_seg[ds_reg - es_reg]); | |
4449 | oappend (":"); | |
4450 | } | |
4451 | print_operand_value (scratchbuf, 1, disp & 0xffff); | |
4452 | oappend (scratchbuf); | |
4453 | } | |
252b5132 RH |
4454 | } |
4455 | } | |
4456 | ||
252b5132 | 4457 | static void |
26ca5450 | 4458 | OP_G (int bytemode, int sizeflag) |
252b5132 | 4459 | { |
52b15da3 JH |
4460 | int add = 0; |
4461 | USED_REX (REX_EXTX); | |
4462 | if (rex & REX_EXTX) | |
4463 | add += 8; | |
252b5132 RH |
4464 | switch (bytemode) |
4465 | { | |
4466 | case b_mode: | |
52b15da3 JH |
4467 | USED_REX (0); |
4468 | if (rex) | |
4469 | oappend (names8rex[reg + add]); | |
4470 | else | |
4471 | oappend (names8[reg + add]); | |
252b5132 RH |
4472 | break; |
4473 | case w_mode: | |
52b15da3 | 4474 | oappend (names16[reg + add]); |
252b5132 RH |
4475 | break; |
4476 | case d_mode: | |
52b15da3 JH |
4477 | oappend (names32[reg + add]); |
4478 | break; | |
4479 | case q_mode: | |
4480 | oappend (names64[reg + add]); | |
252b5132 RH |
4481 | break; |
4482 | case v_mode: | |
9306ca4a JB |
4483 | case dq_mode: |
4484 | case dqw_mode: | |
52b15da3 JH |
4485 | USED_REX (REX_MODE64); |
4486 | if (rex & REX_MODE64) | |
4487 | oappend (names64[reg + add]); | |
9306ca4a | 4488 | else if ((sizeflag & DFLAG) || bytemode != v_mode) |
52b15da3 | 4489 | oappend (names32[reg + add]); |
252b5132 | 4490 | else |
52b15da3 | 4491 | oappend (names16[reg + add]); |
7d421014 | 4492 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 | 4493 | break; |
90700ea2 | 4494 | case m_mode: |
cb712a9e | 4495 | if (address_mode == mode_64bit) |
90700ea2 L |
4496 | oappend (names64[reg + add]); |
4497 | else | |
4498 | oappend (names32[reg + add]); | |
4499 | break; | |
252b5132 RH |
4500 | default: |
4501 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4502 | break; | |
4503 | } | |
4504 | } | |
4505 | ||
52b15da3 | 4506 | static bfd_vma |
26ca5450 | 4507 | get64 (void) |
52b15da3 | 4508 | { |
5dd0794d | 4509 | bfd_vma x; |
52b15da3 | 4510 | #ifdef BFD64 |
5dd0794d AM |
4511 | unsigned int a; |
4512 | unsigned int b; | |
4513 | ||
52b15da3 JH |
4514 | FETCH_DATA (the_info, codep + 8); |
4515 | a = *codep++ & 0xff; | |
4516 | a |= (*codep++ & 0xff) << 8; | |
4517 | a |= (*codep++ & 0xff) << 16; | |
4518 | a |= (*codep++ & 0xff) << 24; | |
5dd0794d | 4519 | b = *codep++ & 0xff; |
52b15da3 JH |
4520 | b |= (*codep++ & 0xff) << 8; |
4521 | b |= (*codep++ & 0xff) << 16; | |
4522 | b |= (*codep++ & 0xff) << 24; | |
4523 | x = a + ((bfd_vma) b << 32); | |
4524 | #else | |
6608db57 | 4525 | abort (); |
5dd0794d | 4526 | x = 0; |
52b15da3 JH |
4527 | #endif |
4528 | return x; | |
4529 | } | |
4530 | ||
4531 | static bfd_signed_vma | |
26ca5450 | 4532 | get32 (void) |
252b5132 | 4533 | { |
52b15da3 | 4534 | bfd_signed_vma x = 0; |
252b5132 RH |
4535 | |
4536 | FETCH_DATA (the_info, codep + 4); | |
52b15da3 JH |
4537 | x = *codep++ & (bfd_signed_vma) 0xff; |
4538 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 8; | |
4539 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 16; | |
4540 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 24; | |
4541 | return x; | |
4542 | } | |
4543 | ||
4544 | static bfd_signed_vma | |
26ca5450 | 4545 | get32s (void) |
52b15da3 JH |
4546 | { |
4547 | bfd_signed_vma x = 0; | |
4548 | ||
4549 | FETCH_DATA (the_info, codep + 4); | |
4550 | x = *codep++ & (bfd_signed_vma) 0xff; | |
4551 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 8; | |
4552 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 16; | |
4553 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 24; | |
4554 | ||
4555 | x = (x ^ ((bfd_signed_vma) 1 << 31)) - ((bfd_signed_vma) 1 << 31); | |
4556 | ||
252b5132 RH |
4557 | return x; |
4558 | } | |
4559 | ||
4560 | static int | |
26ca5450 | 4561 | get16 (void) |
252b5132 RH |
4562 | { |
4563 | int x = 0; | |
4564 | ||
4565 | FETCH_DATA (the_info, codep + 2); | |
4566 | x = *codep++ & 0xff; | |
4567 | x |= (*codep++ & 0xff) << 8; | |
4568 | return x; | |
4569 | } | |
4570 | ||
4571 | static void | |
26ca5450 | 4572 | set_op (bfd_vma op, int riprel) |
252b5132 RH |
4573 | { |
4574 | op_index[op_ad] = op_ad; | |
cb712a9e | 4575 | if (address_mode == mode_64bit) |
7081ff04 AJ |
4576 | { |
4577 | op_address[op_ad] = op; | |
4578 | op_riprel[op_ad] = riprel; | |
4579 | } | |
4580 | else | |
4581 | { | |
4582 | /* Mask to get a 32-bit address. */ | |
4583 | op_address[op_ad] = op & 0xffffffff; | |
4584 | op_riprel[op_ad] = riprel & 0xffffffff; | |
4585 | } | |
252b5132 RH |
4586 | } |
4587 | ||
4588 | static void | |
26ca5450 | 4589 | OP_REG (int code, int sizeflag) |
252b5132 | 4590 | { |
2da11e11 | 4591 | const char *s; |
52b15da3 JH |
4592 | int add = 0; |
4593 | USED_REX (REX_EXTZ); | |
4594 | if (rex & REX_EXTZ) | |
4595 | add = 8; | |
4596 | ||
4597 | switch (code) | |
4598 | { | |
52b15da3 JH |
4599 | case ax_reg: case cx_reg: case dx_reg: case bx_reg: |
4600 | case sp_reg: case bp_reg: case si_reg: case di_reg: | |
4601 | s = names16[code - ax_reg + add]; | |
4602 | break; | |
4603 | case es_reg: case ss_reg: case cs_reg: | |
4604 | case ds_reg: case fs_reg: case gs_reg: | |
4605 | s = names_seg[code - es_reg + add]; | |
4606 | break; | |
4607 | case al_reg: case ah_reg: case cl_reg: case ch_reg: | |
4608 | case dl_reg: case dh_reg: case bl_reg: case bh_reg: | |
4609 | USED_REX (0); | |
4610 | if (rex) | |
4611 | s = names8rex[code - al_reg + add]; | |
4612 | else | |
4613 | s = names8[code - al_reg]; | |
4614 | break; | |
6439fc28 AM |
4615 | case rAX_reg: case rCX_reg: case rDX_reg: case rBX_reg: |
4616 | case rSP_reg: case rBP_reg: case rSI_reg: case rDI_reg: | |
cb712a9e | 4617 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
6439fc28 AM |
4618 | { |
4619 | s = names64[code - rAX_reg + add]; | |
4620 | break; | |
4621 | } | |
4622 | code += eAX_reg - rAX_reg; | |
6608db57 | 4623 | /* Fall through. */ |
52b15da3 JH |
4624 | case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg: |
4625 | case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg: | |
4626 | USED_REX (REX_MODE64); | |
4627 | if (rex & REX_MODE64) | |
4628 | s = names64[code - eAX_reg + add]; | |
4629 | else if (sizeflag & DFLAG) | |
4630 | s = names32[code - eAX_reg + add]; | |
4631 | else | |
4632 | s = names16[code - eAX_reg + add]; | |
4633 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4634 | break; | |
52b15da3 JH |
4635 | default: |
4636 | s = INTERNAL_DISASSEMBLER_ERROR; | |
4637 | break; | |
4638 | } | |
4639 | oappend (s); | |
4640 | } | |
4641 | ||
4642 | static void | |
26ca5450 | 4643 | OP_IMREG (int code, int sizeflag) |
52b15da3 JH |
4644 | { |
4645 | const char *s; | |
252b5132 RH |
4646 | |
4647 | switch (code) | |
4648 | { | |
4649 | case indir_dx_reg: | |
d708bcba | 4650 | if (intel_syntax) |
52fd6d94 | 4651 | s = "dx"; |
d708bcba | 4652 | else |
db6eb5be | 4653 | s = "(%dx)"; |
252b5132 RH |
4654 | break; |
4655 | case ax_reg: case cx_reg: case dx_reg: case bx_reg: | |
4656 | case sp_reg: case bp_reg: case si_reg: case di_reg: | |
4657 | s = names16[code - ax_reg]; | |
4658 | break; | |
4659 | case es_reg: case ss_reg: case cs_reg: | |
4660 | case ds_reg: case fs_reg: case gs_reg: | |
4661 | s = names_seg[code - es_reg]; | |
4662 | break; | |
4663 | case al_reg: case ah_reg: case cl_reg: case ch_reg: | |
4664 | case dl_reg: case dh_reg: case bl_reg: case bh_reg: | |
52b15da3 JH |
4665 | USED_REX (0); |
4666 | if (rex) | |
4667 | s = names8rex[code - al_reg]; | |
4668 | else | |
4669 | s = names8[code - al_reg]; | |
252b5132 RH |
4670 | break; |
4671 | case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg: | |
4672 | case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg: | |
52b15da3 JH |
4673 | USED_REX (REX_MODE64); |
4674 | if (rex & REX_MODE64) | |
4675 | s = names64[code - eAX_reg]; | |
4676 | else if (sizeflag & DFLAG) | |
252b5132 RH |
4677 | s = names32[code - eAX_reg]; |
4678 | else | |
4679 | s = names16[code - eAX_reg]; | |
7d421014 | 4680 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 | 4681 | break; |
52fd6d94 JB |
4682 | case z_mode_ax_reg: |
4683 | if ((rex & REX_MODE64) || (sizeflag & DFLAG)) | |
4684 | s = *names32; | |
4685 | else | |
4686 | s = *names16; | |
4687 | if (!(rex & REX_MODE64)) | |
4688 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4689 | break; | |
252b5132 RH |
4690 | default: |
4691 | s = INTERNAL_DISASSEMBLER_ERROR; | |
4692 | break; | |
4693 | } | |
4694 | oappend (s); | |
4695 | } | |
4696 | ||
4697 | static void | |
26ca5450 | 4698 | OP_I (int bytemode, int sizeflag) |
252b5132 | 4699 | { |
52b15da3 JH |
4700 | bfd_signed_vma op; |
4701 | bfd_signed_vma mask = -1; | |
252b5132 RH |
4702 | |
4703 | switch (bytemode) | |
4704 | { | |
4705 | case b_mode: | |
4706 | FETCH_DATA (the_info, codep + 1); | |
52b15da3 JH |
4707 | op = *codep++; |
4708 | mask = 0xff; | |
4709 | break; | |
4710 | case q_mode: | |
cb712a9e | 4711 | if (address_mode == mode_64bit) |
6439fc28 AM |
4712 | { |
4713 | op = get32s (); | |
4714 | break; | |
4715 | } | |
6608db57 | 4716 | /* Fall through. */ |
252b5132 | 4717 | case v_mode: |
52b15da3 JH |
4718 | USED_REX (REX_MODE64); |
4719 | if (rex & REX_MODE64) | |
4720 | op = get32s (); | |
4721 | else if (sizeflag & DFLAG) | |
4722 | { | |
4723 | op = get32 (); | |
4724 | mask = 0xffffffff; | |
4725 | } | |
252b5132 | 4726 | else |
52b15da3 JH |
4727 | { |
4728 | op = get16 (); | |
4729 | mask = 0xfffff; | |
4730 | } | |
7d421014 | 4731 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
4732 | break; |
4733 | case w_mode: | |
52b15da3 | 4734 | mask = 0xfffff; |
252b5132 RH |
4735 | op = get16 (); |
4736 | break; | |
9306ca4a JB |
4737 | case const_1_mode: |
4738 | if (intel_syntax) | |
4739 | oappend ("1"); | |
4740 | return; | |
252b5132 RH |
4741 | default: |
4742 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4743 | return; | |
4744 | } | |
4745 | ||
52b15da3 JH |
4746 | op &= mask; |
4747 | scratchbuf[0] = '$'; | |
d708bcba AM |
4748 | print_operand_value (scratchbuf + 1, 1, op); |
4749 | oappend (scratchbuf + intel_syntax); | |
52b15da3 JH |
4750 | scratchbuf[0] = '\0'; |
4751 | } | |
4752 | ||
4753 | static void | |
26ca5450 | 4754 | OP_I64 (int bytemode, int sizeflag) |
52b15da3 JH |
4755 | { |
4756 | bfd_signed_vma op; | |
4757 | bfd_signed_vma mask = -1; | |
4758 | ||
cb712a9e | 4759 | if (address_mode != mode_64bit) |
6439fc28 AM |
4760 | { |
4761 | OP_I (bytemode, sizeflag); | |
4762 | return; | |
4763 | } | |
4764 | ||
52b15da3 JH |
4765 | switch (bytemode) |
4766 | { | |
4767 | case b_mode: | |
4768 | FETCH_DATA (the_info, codep + 1); | |
4769 | op = *codep++; | |
4770 | mask = 0xff; | |
4771 | break; | |
4772 | case v_mode: | |
4773 | USED_REX (REX_MODE64); | |
4774 | if (rex & REX_MODE64) | |
4775 | op = get64 (); | |
4776 | else if (sizeflag & DFLAG) | |
4777 | { | |
4778 | op = get32 (); | |
4779 | mask = 0xffffffff; | |
4780 | } | |
4781 | else | |
4782 | { | |
4783 | op = get16 (); | |
4784 | mask = 0xfffff; | |
4785 | } | |
4786 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4787 | break; | |
4788 | case w_mode: | |
4789 | mask = 0xfffff; | |
4790 | op = get16 (); | |
4791 | break; | |
4792 | default: | |
4793 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4794 | return; | |
4795 | } | |
4796 | ||
4797 | op &= mask; | |
4798 | scratchbuf[0] = '$'; | |
d708bcba AM |
4799 | print_operand_value (scratchbuf + 1, 1, op); |
4800 | oappend (scratchbuf + intel_syntax); | |
252b5132 RH |
4801 | scratchbuf[0] = '\0'; |
4802 | } | |
4803 | ||
4804 | static void | |
26ca5450 | 4805 | OP_sI (int bytemode, int sizeflag) |
252b5132 | 4806 | { |
52b15da3 JH |
4807 | bfd_signed_vma op; |
4808 | bfd_signed_vma mask = -1; | |
252b5132 RH |
4809 | |
4810 | switch (bytemode) | |
4811 | { | |
4812 | case b_mode: | |
4813 | FETCH_DATA (the_info, codep + 1); | |
4814 | op = *codep++; | |
4815 | if ((op & 0x80) != 0) | |
4816 | op -= 0x100; | |
52b15da3 | 4817 | mask = 0xffffffff; |
252b5132 RH |
4818 | break; |
4819 | case v_mode: | |
52b15da3 JH |
4820 | USED_REX (REX_MODE64); |
4821 | if (rex & REX_MODE64) | |
4822 | op = get32s (); | |
4823 | else if (sizeflag & DFLAG) | |
4824 | { | |
4825 | op = get32s (); | |
4826 | mask = 0xffffffff; | |
4827 | } | |
252b5132 RH |
4828 | else |
4829 | { | |
52b15da3 | 4830 | mask = 0xffffffff; |
6608db57 | 4831 | op = get16 (); |
252b5132 RH |
4832 | if ((op & 0x8000) != 0) |
4833 | op -= 0x10000; | |
4834 | } | |
7d421014 | 4835 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
4836 | break; |
4837 | case w_mode: | |
4838 | op = get16 (); | |
52b15da3 | 4839 | mask = 0xffffffff; |
252b5132 RH |
4840 | if ((op & 0x8000) != 0) |
4841 | op -= 0x10000; | |
4842 | break; | |
4843 | default: | |
4844 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4845 | return; | |
4846 | } | |
52b15da3 JH |
4847 | |
4848 | scratchbuf[0] = '$'; | |
4849 | print_operand_value (scratchbuf + 1, 1, op); | |
d708bcba | 4850 | oappend (scratchbuf + intel_syntax); |
252b5132 RH |
4851 | } |
4852 | ||
4853 | static void | |
26ca5450 | 4854 | OP_J (int bytemode, int sizeflag) |
252b5132 | 4855 | { |
52b15da3 | 4856 | bfd_vma disp; |
7081ff04 | 4857 | bfd_vma mask = -1; |
65ca155d | 4858 | bfd_vma segment = 0; |
252b5132 RH |
4859 | |
4860 | switch (bytemode) | |
4861 | { | |
4862 | case b_mode: | |
4863 | FETCH_DATA (the_info, codep + 1); | |
4864 | disp = *codep++; | |
4865 | if ((disp & 0x80) != 0) | |
4866 | disp -= 0x100; | |
4867 | break; | |
4868 | case v_mode: | |
1a114b12 | 4869 | if ((sizeflag & DFLAG) || (rex & REX_MODE64)) |
52b15da3 | 4870 | disp = get32s (); |
252b5132 RH |
4871 | else |
4872 | { | |
4873 | disp = get16 (); | |
206717e8 L |
4874 | if ((disp & 0x8000) != 0) |
4875 | disp -= 0x10000; | |
65ca155d L |
4876 | /* In 16bit mode, address is wrapped around at 64k within |
4877 | the same segment. Otherwise, a data16 prefix on a jump | |
4878 | instruction means that the pc is masked to 16 bits after | |
4879 | the displacement is added! */ | |
4880 | mask = 0xffff; | |
4881 | if ((prefixes & PREFIX_DATA) == 0) | |
4882 | segment = ((start_pc + codep - start_codep) | |
4883 | & ~((bfd_vma) 0xffff)); | |
252b5132 | 4884 | } |
d807a492 | 4885 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
4886 | break; |
4887 | default: | |
4888 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4889 | return; | |
4890 | } | |
65ca155d | 4891 | disp = ((start_pc + codep - start_codep + disp) & mask) | segment; |
52b15da3 JH |
4892 | set_op (disp, 0); |
4893 | print_operand_value (scratchbuf, 1, disp); | |
252b5132 RH |
4894 | oappend (scratchbuf); |
4895 | } | |
4896 | ||
252b5132 | 4897 | static void |
ed7841b3 | 4898 | OP_SEG (int bytemode, int sizeflag) |
252b5132 | 4899 | { |
ed7841b3 JB |
4900 | if (bytemode == w_mode) |
4901 | oappend (names_seg[reg]); | |
4902 | else | |
4903 | OP_E (mod == 3 ? bytemode : w_mode, sizeflag); | |
252b5132 RH |
4904 | } |
4905 | ||
4906 | static void | |
26ca5450 | 4907 | OP_DIR (int dummy ATTRIBUTE_UNUSED, int sizeflag) |
252b5132 RH |
4908 | { |
4909 | int seg, offset; | |
4910 | ||
c608c12e | 4911 | if (sizeflag & DFLAG) |
252b5132 | 4912 | { |
c608c12e AM |
4913 | offset = get32 (); |
4914 | seg = get16 (); | |
252b5132 | 4915 | } |
c608c12e AM |
4916 | else |
4917 | { | |
4918 | offset = get16 (); | |
4919 | seg = get16 (); | |
4920 | } | |
7d421014 | 4921 | used_prefixes |= (prefixes & PREFIX_DATA); |
d708bcba | 4922 | if (intel_syntax) |
3f31e633 | 4923 | sprintf (scratchbuf, "0x%x:0x%x", seg, offset); |
d708bcba AM |
4924 | else |
4925 | sprintf (scratchbuf, "$0x%x,$0x%x", seg, offset); | |
c608c12e | 4926 | oappend (scratchbuf); |
252b5132 RH |
4927 | } |
4928 | ||
252b5132 | 4929 | static void |
3f31e633 | 4930 | OP_OFF (int bytemode, int sizeflag) |
252b5132 | 4931 | { |
52b15da3 | 4932 | bfd_vma off; |
252b5132 | 4933 | |
3f31e633 JB |
4934 | if (intel_syntax && (sizeflag & SUFFIX_ALWAYS)) |
4935 | intel_operand_size (bytemode, sizeflag); | |
252b5132 RH |
4936 | append_seg (); |
4937 | ||
cb712a9e | 4938 | if ((sizeflag & AFLAG) || address_mode == mode_64bit) |
252b5132 RH |
4939 | off = get32 (); |
4940 | else | |
4941 | off = get16 (); | |
4942 | ||
4943 | if (intel_syntax) | |
4944 | { | |
4945 | if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | |
db6eb5be | 4946 | | PREFIX_ES | PREFIX_FS | PREFIX_GS))) |
252b5132 | 4947 | { |
d708bcba | 4948 | oappend (names_seg[ds_reg - es_reg]); |
252b5132 RH |
4949 | oappend (":"); |
4950 | } | |
4951 | } | |
52b15da3 JH |
4952 | print_operand_value (scratchbuf, 1, off); |
4953 | oappend (scratchbuf); | |
4954 | } | |
6439fc28 | 4955 | |
52b15da3 | 4956 | static void |
3f31e633 | 4957 | OP_OFF64 (int bytemode, int sizeflag) |
52b15da3 JH |
4958 | { |
4959 | bfd_vma off; | |
4960 | ||
539e75ad L |
4961 | if (address_mode != mode_64bit |
4962 | || (prefixes & PREFIX_ADDR)) | |
6439fc28 AM |
4963 | { |
4964 | OP_OFF (bytemode, sizeflag); | |
4965 | return; | |
4966 | } | |
4967 | ||
3f31e633 JB |
4968 | if (intel_syntax && (sizeflag & SUFFIX_ALWAYS)) |
4969 | intel_operand_size (bytemode, sizeflag); | |
52b15da3 JH |
4970 | append_seg (); |
4971 | ||
6608db57 | 4972 | off = get64 (); |
52b15da3 JH |
4973 | |
4974 | if (intel_syntax) | |
4975 | { | |
4976 | if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | |
db6eb5be | 4977 | | PREFIX_ES | PREFIX_FS | PREFIX_GS))) |
52b15da3 | 4978 | { |
d708bcba | 4979 | oappend (names_seg[ds_reg - es_reg]); |
52b15da3 JH |
4980 | oappend (":"); |
4981 | } | |
4982 | } | |
4983 | print_operand_value (scratchbuf, 1, off); | |
252b5132 RH |
4984 | oappend (scratchbuf); |
4985 | } | |
4986 | ||
4987 | static void | |
26ca5450 | 4988 | ptr_reg (int code, int sizeflag) |
252b5132 | 4989 | { |
2da11e11 | 4990 | const char *s; |
d708bcba | 4991 | |
1d9f512f | 4992 | *obufp++ = open_char; |
20f0a1fc | 4993 | used_prefixes |= (prefixes & PREFIX_ADDR); |
cb712a9e | 4994 | if (address_mode == mode_64bit) |
c1a64871 JH |
4995 | { |
4996 | if (!(sizeflag & AFLAG)) | |
db6eb5be | 4997 | s = names32[code - eAX_reg]; |
c1a64871 | 4998 | else |
db6eb5be | 4999 | s = names64[code - eAX_reg]; |
c1a64871 | 5000 | } |
52b15da3 | 5001 | else if (sizeflag & AFLAG) |
252b5132 RH |
5002 | s = names32[code - eAX_reg]; |
5003 | else | |
5004 | s = names16[code - eAX_reg]; | |
5005 | oappend (s); | |
1d9f512f AM |
5006 | *obufp++ = close_char; |
5007 | *obufp = 0; | |
252b5132 RH |
5008 | } |
5009 | ||
5010 | static void | |
26ca5450 | 5011 | OP_ESreg (int code, int sizeflag) |
252b5132 | 5012 | { |
9306ca4a | 5013 | if (intel_syntax) |
52fd6d94 JB |
5014 | { |
5015 | switch (codep[-1]) | |
5016 | { | |
5017 | case 0x6d: /* insw/insl */ | |
5018 | intel_operand_size (z_mode, sizeflag); | |
5019 | break; | |
5020 | case 0xa5: /* movsw/movsl/movsq */ | |
5021 | case 0xa7: /* cmpsw/cmpsl/cmpsq */ | |
5022 | case 0xab: /* stosw/stosl */ | |
5023 | case 0xaf: /* scasw/scasl */ | |
5024 | intel_operand_size (v_mode, sizeflag); | |
5025 | break; | |
5026 | default: | |
5027 | intel_operand_size (b_mode, sizeflag); | |
5028 | } | |
5029 | } | |
d708bcba | 5030 | oappend ("%es:" + intel_syntax); |
252b5132 RH |
5031 | ptr_reg (code, sizeflag); |
5032 | } | |
5033 | ||
5034 | static void | |
26ca5450 | 5035 | OP_DSreg (int code, int sizeflag) |
252b5132 | 5036 | { |
9306ca4a | 5037 | if (intel_syntax) |
52fd6d94 JB |
5038 | { |
5039 | switch (codep[-1]) | |
5040 | { | |
5041 | case 0x6f: /* outsw/outsl */ | |
5042 | intel_operand_size (z_mode, sizeflag); | |
5043 | break; | |
5044 | case 0xa5: /* movsw/movsl/movsq */ | |
5045 | case 0xa7: /* cmpsw/cmpsl/cmpsq */ | |
5046 | case 0xad: /* lodsw/lodsl/lodsq */ | |
5047 | intel_operand_size (v_mode, sizeflag); | |
5048 | break; | |
5049 | default: | |
5050 | intel_operand_size (b_mode, sizeflag); | |
5051 | } | |
5052 | } | |
252b5132 RH |
5053 | if ((prefixes |
5054 | & (PREFIX_CS | |
5055 | | PREFIX_DS | |
5056 | | PREFIX_SS | |
5057 | | PREFIX_ES | |
5058 | | PREFIX_FS | |
5059 | | PREFIX_GS)) == 0) | |
5060 | prefixes |= PREFIX_DS; | |
6608db57 | 5061 | append_seg (); |
252b5132 RH |
5062 | ptr_reg (code, sizeflag); |
5063 | } | |
5064 | ||
252b5132 | 5065 | static void |
26ca5450 | 5066 | OP_C (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 | 5067 | { |
52b15da3 | 5068 | int add = 0; |
52b15da3 | 5069 | if (rex & REX_EXTX) |
c4a530c5 JB |
5070 | { |
5071 | USED_REX (REX_EXTX); | |
5072 | add = 8; | |
5073 | } | |
cb712a9e | 5074 | else if (address_mode != mode_64bit && (prefixes & PREFIX_LOCK)) |
c4a530c5 JB |
5075 | { |
5076 | used_prefixes |= PREFIX_LOCK; | |
5077 | add = 8; | |
5078 | } | |
d708bcba AM |
5079 | sprintf (scratchbuf, "%%cr%d", reg + add); |
5080 | oappend (scratchbuf + intel_syntax); | |
252b5132 RH |
5081 | } |
5082 | ||
252b5132 | 5083 | static void |
26ca5450 | 5084 | OP_D (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 | 5085 | { |
52b15da3 JH |
5086 | int add = 0; |
5087 | USED_REX (REX_EXTX); | |
5088 | if (rex & REX_EXTX) | |
5089 | add = 8; | |
d708bcba | 5090 | if (intel_syntax) |
6608db57 | 5091 | sprintf (scratchbuf, "db%d", reg + add); |
d708bcba | 5092 | else |
6608db57 | 5093 | sprintf (scratchbuf, "%%db%d", reg + add); |
252b5132 RH |
5094 | oappend (scratchbuf); |
5095 | } | |
5096 | ||
252b5132 | 5097 | static void |
26ca5450 | 5098 | OP_T (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 | 5099 | { |
252b5132 | 5100 | sprintf (scratchbuf, "%%tr%d", reg); |
d708bcba | 5101 | oappend (scratchbuf + intel_syntax); |
252b5132 RH |
5102 | } |
5103 | ||
5104 | static void | |
26ca5450 | 5105 | OP_Rd (int bytemode, int sizeflag) |
252b5132 | 5106 | { |
2da11e11 AM |
5107 | if (mod == 3) |
5108 | OP_E (bytemode, sizeflag); | |
5109 | else | |
6608db57 | 5110 | BadOp (); |
252b5132 RH |
5111 | } |
5112 | ||
5113 | static void | |
26ca5450 | 5114 | OP_MMX (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 | 5115 | { |
041bd2e0 JH |
5116 | used_prefixes |= (prefixes & PREFIX_DATA); |
5117 | if (prefixes & PREFIX_DATA) | |
20f0a1fc NC |
5118 | { |
5119 | int add = 0; | |
5120 | USED_REX (REX_EXTX); | |
5121 | if (rex & REX_EXTX) | |
5122 | add = 8; | |
5123 | sprintf (scratchbuf, "%%xmm%d", reg + add); | |
5124 | } | |
041bd2e0 | 5125 | else |
20f0a1fc | 5126 | sprintf (scratchbuf, "%%mm%d", reg); |
d708bcba | 5127 | oappend (scratchbuf + intel_syntax); |
252b5132 RH |
5128 | } |
5129 | ||
c608c12e | 5130 | static void |
26ca5450 | 5131 | OP_XMM (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
c608c12e | 5132 | { |
041bd2e0 JH |
5133 | int add = 0; |
5134 | USED_REX (REX_EXTX); | |
5135 | if (rex & REX_EXTX) | |
5136 | add = 8; | |
5137 | sprintf (scratchbuf, "%%xmm%d", reg + add); | |
d708bcba | 5138 | oappend (scratchbuf + intel_syntax); |
c608c12e AM |
5139 | } |
5140 | ||
252b5132 | 5141 | static void |
26ca5450 | 5142 | OP_EM (int bytemode, int sizeflag) |
252b5132 RH |
5143 | { |
5144 | if (mod != 3) | |
5145 | { | |
9306ca4a JB |
5146 | if (intel_syntax && bytemode == v_mode) |
5147 | { | |
5148 | bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode; | |
5149 | used_prefixes |= (prefixes & PREFIX_DATA); | |
5150 | } | |
252b5132 RH |
5151 | OP_E (bytemode, sizeflag); |
5152 | return; | |
5153 | } | |
5154 | ||
6608db57 | 5155 | /* Skip mod/rm byte. */ |
4bba6815 | 5156 | MODRM_CHECK; |
252b5132 | 5157 | codep++; |
041bd2e0 JH |
5158 | used_prefixes |= (prefixes & PREFIX_DATA); |
5159 | if (prefixes & PREFIX_DATA) | |
20f0a1fc NC |
5160 | { |
5161 | int add = 0; | |
5162 | ||
5163 | USED_REX (REX_EXTZ); | |
5164 | if (rex & REX_EXTZ) | |
5165 | add = 8; | |
5166 | sprintf (scratchbuf, "%%xmm%d", rm + add); | |
5167 | } | |
041bd2e0 | 5168 | else |
20f0a1fc | 5169 | sprintf (scratchbuf, "%%mm%d", rm); |
d708bcba | 5170 | oappend (scratchbuf + intel_syntax); |
252b5132 RH |
5171 | } |
5172 | ||
4d9567e0 MM |
5173 | /* cvt* are the only instructions in sse2 which have |
5174 | both SSE and MMX operands and also have 0x66 prefix | |
5175 | in their opcode. 0x66 was originally used to differentiate | |
5176 | between SSE and MMX instruction(operands). So we have to handle the | |
5177 | cvt* separately using OP_EMC and OP_MXC */ | |
5178 | static void | |
5179 | OP_EMC (int bytemode, int sizeflag) | |
5180 | { | |
5181 | if (mod != 3) | |
5182 | { | |
5183 | if (intel_syntax && bytemode == v_mode) | |
5184 | { | |
5185 | bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode; | |
5186 | used_prefixes |= (prefixes & PREFIX_DATA); | |
5187 | } | |
5188 | OP_E (bytemode, sizeflag); | |
5189 | return; | |
5190 | } | |
5191 | ||
5192 | /* Skip mod/rm byte. */ | |
5193 | MODRM_CHECK; | |
5194 | codep++; | |
5195 | used_prefixes |= (prefixes & PREFIX_DATA); | |
5196 | sprintf (scratchbuf, "%%mm%d", rm); | |
5197 | oappend (scratchbuf + intel_syntax); | |
5198 | } | |
5199 | ||
5200 | static void | |
5201 | OP_MXC (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) | |
5202 | { | |
5203 | used_prefixes |= (prefixes & PREFIX_DATA); | |
5204 | sprintf (scratchbuf, "%%mm%d", reg); | |
5205 | oappend (scratchbuf + intel_syntax); | |
5206 | } | |
5207 | ||
c608c12e | 5208 | static void |
26ca5450 | 5209 | OP_EX (int bytemode, int sizeflag) |
c608c12e | 5210 | { |
041bd2e0 | 5211 | int add = 0; |
c608c12e AM |
5212 | if (mod != 3) |
5213 | { | |
9306ca4a JB |
5214 | if (intel_syntax && bytemode == v_mode) |
5215 | { | |
5216 | switch (prefixes & (PREFIX_DATA|PREFIX_REPZ|PREFIX_REPNZ)) | |
5217 | { | |
5218 | case 0: bytemode = x_mode; break; | |
5219 | case PREFIX_REPZ: bytemode = d_mode; used_prefixes |= PREFIX_REPZ; break; | |
5220 | case PREFIX_DATA: bytemode = x_mode; used_prefixes |= PREFIX_DATA; break; | |
5221 | case PREFIX_REPNZ: bytemode = q_mode; used_prefixes |= PREFIX_REPNZ; break; | |
5222 | default: bytemode = 0; break; | |
5223 | } | |
5224 | } | |
c608c12e AM |
5225 | OP_E (bytemode, sizeflag); |
5226 | return; | |
5227 | } | |
041bd2e0 JH |
5228 | USED_REX (REX_EXTZ); |
5229 | if (rex & REX_EXTZ) | |
5230 | add = 8; | |
c608c12e | 5231 | |
6608db57 | 5232 | /* Skip mod/rm byte. */ |
4bba6815 | 5233 | MODRM_CHECK; |
c608c12e | 5234 | codep++; |
041bd2e0 | 5235 | sprintf (scratchbuf, "%%xmm%d", rm + add); |
d708bcba | 5236 | oappend (scratchbuf + intel_syntax); |
c608c12e AM |
5237 | } |
5238 | ||
252b5132 | 5239 | static void |
26ca5450 | 5240 | OP_MS (int bytemode, int sizeflag) |
252b5132 | 5241 | { |
2da11e11 AM |
5242 | if (mod == 3) |
5243 | OP_EM (bytemode, sizeflag); | |
5244 | else | |
6608db57 | 5245 | BadOp (); |
252b5132 RH |
5246 | } |
5247 | ||
992aaec9 | 5248 | static void |
26ca5450 | 5249 | OP_XS (int bytemode, int sizeflag) |
992aaec9 AM |
5250 | { |
5251 | if (mod == 3) | |
5252 | OP_EX (bytemode, sizeflag); | |
5253 | else | |
6608db57 | 5254 | BadOp (); |
992aaec9 AM |
5255 | } |
5256 | ||
cc0ec051 AM |
5257 | static void |
5258 | OP_M (int bytemode, int sizeflag) | |
5259 | { | |
5260 | if (mod == 3) | |
75413a22 L |
5261 | /* bad bound,lea,lds,les,lfs,lgs,lss,cmpxchg8b,vmptrst modrm */ |
5262 | BadOp (); | |
cc0ec051 AM |
5263 | else |
5264 | OP_E (bytemode, sizeflag); | |
5265 | } | |
5266 | ||
5267 | static void | |
5268 | OP_0f07 (int bytemode, int sizeflag) | |
5269 | { | |
5270 | if (mod != 3 || rm != 0) | |
5271 | BadOp (); | |
5272 | else | |
5273 | OP_E (bytemode, sizeflag); | |
5274 | } | |
5275 | ||
5276 | static void | |
5277 | OP_0fae (int bytemode, int sizeflag) | |
5278 | { | |
5279 | if (mod == 3) | |
5280 | { | |
5281 | if (reg == 7) | |
5282 | strcpy (obuf + strlen (obuf) - sizeof ("clflush") + 1, "sfence"); | |
5283 | ||
5284 | if (reg < 5 || rm != 0) | |
5285 | { | |
5286 | BadOp (); /* bad sfence, mfence, or lfence */ | |
5287 | return; | |
5288 | } | |
5289 | } | |
5290 | else if (reg != 7) | |
5291 | { | |
5292 | BadOp (); /* bad clflush */ | |
5293 | return; | |
5294 | } | |
5295 | ||
5296 | OP_E (bytemode, sizeflag); | |
5297 | } | |
5298 | ||
46e883c5 L |
5299 | /* NOP is an alias of "xchg %ax,%ax" in 16bit mode, "xchg %eax,%eax" in |
5300 | 32bit mode and "xchg %rax,%rax" in 64bit mode. NOP with REPZ prefix | |
5301 | is called PAUSE. We display "xchg %ax,%ax" instead of "data16 nop". | |
5302 | */ | |
5303 | ||
cc0ec051 | 5304 | static void |
46e883c5 | 5305 | NOP_Fixup1 (int bytemode, int sizeflag) |
cc0ec051 | 5306 | { |
cc0ec051 AM |
5307 | if (prefixes == PREFIX_REPZ) |
5308 | strcpy (obuf, "pause"); | |
46e883c5 L |
5309 | else if (prefixes == PREFIX_DATA |
5310 | || ((rex & REX_MODE64) && rex != 0x48)) | |
5311 | OP_REG (bytemode, sizeflag); | |
5312 | else | |
5313 | strcpy (obuf, "nop"); | |
5314 | } | |
5315 | ||
5316 | static void | |
5317 | NOP_Fixup2 (int bytemode, int sizeflag) | |
5318 | { | |
5319 | if (prefixes == PREFIX_DATA | |
5320 | || ((rex & REX_MODE64) && rex != 0x48)) | |
5321 | OP_IMREG (bytemode, sizeflag); | |
cc0ec051 AM |
5322 | } |
5323 | ||
84037f8c | 5324 | static const char *const Suffix3DNow[] = { |
252b5132 RH |
5325 | /* 00 */ NULL, NULL, NULL, NULL, |
5326 | /* 04 */ NULL, NULL, NULL, NULL, | |
5327 | /* 08 */ NULL, NULL, NULL, NULL, | |
9e525108 | 5328 | /* 0C */ "pi2fw", "pi2fd", NULL, NULL, |
252b5132 RH |
5329 | /* 10 */ NULL, NULL, NULL, NULL, |
5330 | /* 14 */ NULL, NULL, NULL, NULL, | |
5331 | /* 18 */ NULL, NULL, NULL, NULL, | |
9e525108 | 5332 | /* 1C */ "pf2iw", "pf2id", NULL, NULL, |
252b5132 RH |
5333 | /* 20 */ NULL, NULL, NULL, NULL, |
5334 | /* 24 */ NULL, NULL, NULL, NULL, | |
5335 | /* 28 */ NULL, NULL, NULL, NULL, | |
5336 | /* 2C */ NULL, NULL, NULL, NULL, | |
5337 | /* 30 */ NULL, NULL, NULL, NULL, | |
5338 | /* 34 */ NULL, NULL, NULL, NULL, | |
5339 | /* 38 */ NULL, NULL, NULL, NULL, | |
5340 | /* 3C */ NULL, NULL, NULL, NULL, | |
5341 | /* 40 */ NULL, NULL, NULL, NULL, | |
5342 | /* 44 */ NULL, NULL, NULL, NULL, | |
5343 | /* 48 */ NULL, NULL, NULL, NULL, | |
5344 | /* 4C */ NULL, NULL, NULL, NULL, | |
5345 | /* 50 */ NULL, NULL, NULL, NULL, | |
5346 | /* 54 */ NULL, NULL, NULL, NULL, | |
5347 | /* 58 */ NULL, NULL, NULL, NULL, | |
5348 | /* 5C */ NULL, NULL, NULL, NULL, | |
5349 | /* 60 */ NULL, NULL, NULL, NULL, | |
5350 | /* 64 */ NULL, NULL, NULL, NULL, | |
5351 | /* 68 */ NULL, NULL, NULL, NULL, | |
5352 | /* 6C */ NULL, NULL, NULL, NULL, | |
5353 | /* 70 */ NULL, NULL, NULL, NULL, | |
5354 | /* 74 */ NULL, NULL, NULL, NULL, | |
5355 | /* 78 */ NULL, NULL, NULL, NULL, | |
5356 | /* 7C */ NULL, NULL, NULL, NULL, | |
5357 | /* 80 */ NULL, NULL, NULL, NULL, | |
5358 | /* 84 */ NULL, NULL, NULL, NULL, | |
9e525108 AM |
5359 | /* 88 */ NULL, NULL, "pfnacc", NULL, |
5360 | /* 8C */ NULL, NULL, "pfpnacc", NULL, | |
252b5132 RH |
5361 | /* 90 */ "pfcmpge", NULL, NULL, NULL, |
5362 | /* 94 */ "pfmin", NULL, "pfrcp", "pfrsqrt", | |
5363 | /* 98 */ NULL, NULL, "pfsub", NULL, | |
5364 | /* 9C */ NULL, NULL, "pfadd", NULL, | |
5365 | /* A0 */ "pfcmpgt", NULL, NULL, NULL, | |
5366 | /* A4 */ "pfmax", NULL, "pfrcpit1", "pfrsqit1", | |
5367 | /* A8 */ NULL, NULL, "pfsubr", NULL, | |
5368 | /* AC */ NULL, NULL, "pfacc", NULL, | |
5369 | /* B0 */ "pfcmpeq", NULL, NULL, NULL, | |
5370 | /* B4 */ "pfmul", NULL, "pfrcpit2", "pfmulhrw", | |
9e525108 | 5371 | /* B8 */ NULL, NULL, NULL, "pswapd", |
252b5132 RH |
5372 | /* BC */ NULL, NULL, NULL, "pavgusb", |
5373 | /* C0 */ NULL, NULL, NULL, NULL, | |
5374 | /* C4 */ NULL, NULL, NULL, NULL, | |
5375 | /* C8 */ NULL, NULL, NULL, NULL, | |
5376 | /* CC */ NULL, NULL, NULL, NULL, | |
5377 | /* D0 */ NULL, NULL, NULL, NULL, | |
5378 | /* D4 */ NULL, NULL, NULL, NULL, | |
5379 | /* D8 */ NULL, NULL, NULL, NULL, | |
5380 | /* DC */ NULL, NULL, NULL, NULL, | |
5381 | /* E0 */ NULL, NULL, NULL, NULL, | |
5382 | /* E4 */ NULL, NULL, NULL, NULL, | |
5383 | /* E8 */ NULL, NULL, NULL, NULL, | |
5384 | /* EC */ NULL, NULL, NULL, NULL, | |
5385 | /* F0 */ NULL, NULL, NULL, NULL, | |
5386 | /* F4 */ NULL, NULL, NULL, NULL, | |
5387 | /* F8 */ NULL, NULL, NULL, NULL, | |
5388 | /* FC */ NULL, NULL, NULL, NULL, | |
5389 | }; | |
5390 | ||
5391 | static void | |
26ca5450 | 5392 | OP_3DNowSuffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 RH |
5393 | { |
5394 | const char *mnemonic; | |
5395 | ||
5396 | FETCH_DATA (the_info, codep + 1); | |
5397 | /* AMD 3DNow! instructions are specified by an opcode suffix in the | |
5398 | place where an 8-bit immediate would normally go. ie. the last | |
5399 | byte of the instruction. */ | |
6608db57 | 5400 | obufp = obuf + strlen (obuf); |
c608c12e | 5401 | mnemonic = Suffix3DNow[*codep++ & 0xff]; |
252b5132 | 5402 | if (mnemonic) |
2da11e11 | 5403 | oappend (mnemonic); |
252b5132 RH |
5404 | else |
5405 | { | |
5406 | /* Since a variable sized modrm/sib chunk is between the start | |
5407 | of the opcode (0x0f0f) and the opcode suffix, we need to do | |
5408 | all the modrm processing first, and don't know until now that | |
5409 | we have a bad opcode. This necessitates some cleaning up. */ | |
ce518a5f L |
5410 | op_out[0][0] = '\0'; |
5411 | op_out[1][0] = '\0'; | |
6608db57 | 5412 | BadOp (); |
252b5132 RH |
5413 | } |
5414 | } | |
c608c12e | 5415 | |
6608db57 | 5416 | static const char *simd_cmp_op[] = { |
c608c12e AM |
5417 | "eq", |
5418 | "lt", | |
5419 | "le", | |
5420 | "unord", | |
5421 | "neq", | |
5422 | "nlt", | |
5423 | "nle", | |
5424 | "ord" | |
5425 | }; | |
5426 | ||
5427 | static void | |
26ca5450 | 5428 | OP_SIMD_Suffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
c608c12e AM |
5429 | { |
5430 | unsigned int cmp_type; | |
5431 | ||
5432 | FETCH_DATA (the_info, codep + 1); | |
6608db57 | 5433 | obufp = obuf + strlen (obuf); |
c608c12e AM |
5434 | cmp_type = *codep++ & 0xff; |
5435 | if (cmp_type < 8) | |
5436 | { | |
041bd2e0 JH |
5437 | char suffix1 = 'p', suffix2 = 's'; |
5438 | used_prefixes |= (prefixes & PREFIX_REPZ); | |
5439 | if (prefixes & PREFIX_REPZ) | |
5440 | suffix1 = 's'; | |
5441 | else | |
5442 | { | |
5443 | used_prefixes |= (prefixes & PREFIX_DATA); | |
5444 | if (prefixes & PREFIX_DATA) | |
5445 | suffix2 = 'd'; | |
5446 | else | |
5447 | { | |
5448 | used_prefixes |= (prefixes & PREFIX_REPNZ); | |
5449 | if (prefixes & PREFIX_REPNZ) | |
5450 | suffix1 = 's', suffix2 = 'd'; | |
5451 | } | |
5452 | } | |
5453 | sprintf (scratchbuf, "cmp%s%c%c", | |
5454 | simd_cmp_op[cmp_type], suffix1, suffix2); | |
7d421014 | 5455 | used_prefixes |= (prefixes & PREFIX_REPZ); |
2da11e11 | 5456 | oappend (scratchbuf); |
c608c12e AM |
5457 | } |
5458 | else | |
5459 | { | |
5460 | /* We have a bad extension byte. Clean up. */ | |
ce518a5f L |
5461 | op_out[0][0] = '\0'; |
5462 | op_out[1][0] = '\0'; | |
6608db57 | 5463 | BadOp (); |
c608c12e AM |
5464 | } |
5465 | } | |
5466 | ||
5467 | static void | |
26ca5450 | 5468 | SIMD_Fixup (int extrachar, int sizeflag ATTRIBUTE_UNUSED) |
c608c12e AM |
5469 | { |
5470 | /* Change movlps/movhps to movhlps/movlhps for 2 register operand | |
5471 | forms of these instructions. */ | |
5472 | if (mod == 3) | |
5473 | { | |
6608db57 KH |
5474 | char *p = obuf + strlen (obuf); |
5475 | *(p + 1) = '\0'; | |
5476 | *p = *(p - 1); | |
5477 | *(p - 1) = *(p - 2); | |
5478 | *(p - 2) = *(p - 3); | |
5479 | *(p - 3) = extrachar; | |
c608c12e AM |
5480 | } |
5481 | } | |
2da11e11 | 5482 | |
ca164297 | 5483 | static void |
4fd61dcb | 5484 | PNI_Fixup (int extrachar ATTRIBUTE_UNUSED, int sizeflag) |
ca164297 | 5485 | { |
1d9f512f | 5486 | if (mod == 3 && reg == 1 && rm <= 1) |
ca164297 | 5487 | { |
ca164297 | 5488 | /* Override "sidt". */ |
cb712a9e L |
5489 | size_t olen = strlen (obuf); |
5490 | char *p = obuf + olen - 4; | |
5491 | const char **names = (address_mode == mode_64bit | |
5492 | ? names64 : names32); | |
1d9f512f | 5493 | |
22cbf2e7 | 5494 | /* We might have a suffix when disassembling with -Msuffix. */ |
1d9f512f AM |
5495 | if (*p == 'i') |
5496 | --p; | |
5497 | ||
cb712a9e L |
5498 | /* Remove "addr16/addr32" if we aren't in Intel mode. */ |
5499 | if (!intel_syntax | |
5500 | && (prefixes & PREFIX_ADDR) | |
5501 | && olen >= (4 + 7) | |
5502 | && *(p - 1) == ' ' | |
0112cd26 NC |
5503 | && CONST_STRNEQ (p - 7, "addr") |
5504 | && (CONST_STRNEQ (p - 3, "16") | |
5505 | || CONST_STRNEQ (p - 3, "32"))) | |
cb712a9e L |
5506 | p -= 7; |
5507 | ||
ca164297 L |
5508 | if (rm) |
5509 | { | |
5510 | /* mwait %eax,%ecx */ | |
1d9f512f | 5511 | strcpy (p, "mwait"); |
6128c599 | 5512 | if (!intel_syntax) |
ce518a5f | 5513 | strcpy (op_out[0], names[0]); |
ca164297 L |
5514 | } |
5515 | else | |
5516 | { | |
5517 | /* monitor %eax,%ecx,%edx" */ | |
1d9f512f | 5518 | strcpy (p, "monitor"); |
6128c599 JB |
5519 | if (!intel_syntax) |
5520 | { | |
cb712a9e L |
5521 | const char **op1_names; |
5522 | if (!(prefixes & PREFIX_ADDR)) | |
5523 | op1_names = (address_mode == mode_16bit | |
5524 | ? names16 : names); | |
6128c599 JB |
5525 | else |
5526 | { | |
cb712a9e L |
5527 | op1_names = (address_mode != mode_32bit |
5528 | ? names32 : names16); | |
6128c599 JB |
5529 | used_prefixes |= PREFIX_ADDR; |
5530 | } | |
ce518a5f L |
5531 | strcpy (op_out[0], op1_names[0]); |
5532 | strcpy (op_out[2], names[2]); | |
6128c599 JB |
5533 | } |
5534 | } | |
5535 | if (!intel_syntax) | |
5536 | { | |
ce518a5f | 5537 | strcpy (op_out[1], names[1]); |
6128c599 | 5538 | two_source_ops = 1; |
ca164297 L |
5539 | } |
5540 | ||
5541 | codep++; | |
5542 | } | |
5543 | else | |
30123838 JB |
5544 | OP_M (0, sizeflag); |
5545 | } | |
5546 | ||
5547 | static void | |
5548 | SVME_Fixup (int bytemode, int sizeflag) | |
5549 | { | |
5550 | const char *alt; | |
5551 | char *p; | |
5552 | ||
5553 | switch (*codep) | |
5554 | { | |
5555 | case 0xd8: | |
5556 | alt = "vmrun"; | |
5557 | break; | |
5558 | case 0xd9: | |
5559 | alt = "vmmcall"; | |
5560 | break; | |
5561 | case 0xda: | |
5562 | alt = "vmload"; | |
5563 | break; | |
5564 | case 0xdb: | |
5565 | alt = "vmsave"; | |
5566 | break; | |
5567 | case 0xdc: | |
5568 | alt = "stgi"; | |
5569 | break; | |
5570 | case 0xdd: | |
5571 | alt = "clgi"; | |
5572 | break; | |
5573 | case 0xde: | |
5574 | alt = "skinit"; | |
5575 | break; | |
5576 | case 0xdf: | |
5577 | alt = "invlpga"; | |
5578 | break; | |
5579 | default: | |
5580 | OP_M (bytemode, sizeflag); | |
5581 | return; | |
5582 | } | |
5583 | /* Override "lidt". */ | |
5584 | p = obuf + strlen (obuf) - 4; | |
5585 | /* We might have a suffix. */ | |
5586 | if (*p == 'i') | |
5587 | --p; | |
5588 | strcpy (p, alt); | |
5589 | if (!(prefixes & PREFIX_ADDR)) | |
5590 | { | |
5591 | ++codep; | |
5592 | return; | |
5593 | } | |
5594 | used_prefixes |= PREFIX_ADDR; | |
5595 | switch (*codep++) | |
5596 | { | |
5597 | case 0xdf: | |
ce518a5f | 5598 | strcpy (op_out[1], names32[1]); |
30123838 JB |
5599 | two_source_ops = 1; |
5600 | /* Fall through. */ | |
5601 | case 0xd8: | |
5602 | case 0xda: | |
5603 | case 0xdb: | |
5604 | *obufp++ = open_char; | |
cb712a9e | 5605 | if (address_mode == mode_64bit || (sizeflag & AFLAG)) |
30123838 JB |
5606 | alt = names32[0]; |
5607 | else | |
5608 | alt = names16[0]; | |
5609 | strcpy (obufp, alt); | |
5610 | obufp += strlen (alt); | |
5611 | *obufp++ = close_char; | |
5612 | *obufp = '\0'; | |
5613 | break; | |
5614 | } | |
ca164297 L |
5615 | } |
5616 | ||
4fd61dcb JJ |
5617 | static void |
5618 | INVLPG_Fixup (int bytemode, int sizeflag) | |
5619 | { | |
373ff435 | 5620 | const char *alt; |
4fd61dcb | 5621 | |
373ff435 JB |
5622 | switch (*codep) |
5623 | { | |
5624 | case 0xf8: | |
5625 | alt = "swapgs"; | |
5626 | break; | |
5627 | case 0xf9: | |
5628 | alt = "rdtscp"; | |
5629 | break; | |
5630 | default: | |
30123838 | 5631 | OP_M (bytemode, sizeflag); |
373ff435 | 5632 | return; |
4fd61dcb | 5633 | } |
373ff435 JB |
5634 | /* Override "invlpg". */ |
5635 | strcpy (obuf + strlen (obuf) - 6, alt); | |
5636 | codep++; | |
4fd61dcb JJ |
5637 | } |
5638 | ||
6608db57 KH |
5639 | static void |
5640 | BadOp (void) | |
2da11e11 | 5641 | { |
6608db57 KH |
5642 | /* Throw away prefixes and 1st. opcode byte. */ |
5643 | codep = insn_codep + 1; | |
2da11e11 AM |
5644 | oappend ("(bad)"); |
5645 | } | |
4cc91dba | 5646 | |
90700ea2 L |
5647 | static void |
5648 | VMX_Fixup (int extrachar ATTRIBUTE_UNUSED, int sizeflag) | |
5649 | { | |
5650 | if (mod == 3 && reg == 0 && rm >=1 && rm <= 4) | |
5651 | { | |
5652 | /* Override "sgdt". */ | |
5653 | char *p = obuf + strlen (obuf) - 4; | |
5654 | ||
22cbf2e7 L |
5655 | /* We might have a suffix when disassembling with -Msuffix. */ |
5656 | if (*p == 'g') | |
90700ea2 L |
5657 | --p; |
5658 | ||
5659 | switch (rm) | |
5660 | { | |
5661 | case 1: | |
5662 | strcpy (p, "vmcall"); | |
5663 | break; | |
5664 | case 2: | |
5665 | strcpy (p, "vmlaunch"); | |
5666 | break; | |
5667 | case 3: | |
5668 | strcpy (p, "vmresume"); | |
5669 | break; | |
5670 | case 4: | |
5671 | strcpy (p, "vmxoff"); | |
5672 | break; | |
5673 | } | |
5674 | ||
5675 | codep++; | |
5676 | } | |
5677 | else | |
5678 | OP_E (0, sizeflag); | |
5679 | } | |
5680 | ||
5681 | static void | |
5682 | OP_VMX (int bytemode, int sizeflag) | |
5683 | { | |
5684 | used_prefixes |= (prefixes & (PREFIX_DATA | PREFIX_REPZ)); | |
5685 | if (prefixes & PREFIX_DATA) | |
5686 | strcpy (obuf, "vmclear"); | |
5687 | else if (prefixes & PREFIX_REPZ) | |
5688 | strcpy (obuf, "vmxon"); | |
5689 | else | |
5690 | strcpy (obuf, "vmptrld"); | |
5691 | OP_E (bytemode, sizeflag); | |
5692 | } | |
35c52694 L |
5693 | |
5694 | static void | |
5695 | REP_Fixup (int bytemode, int sizeflag) | |
5696 | { | |
5697 | /* The 0xf3 prefix should be displayed as "rep" for ins, outs, movs, | |
5698 | lods and stos. */ | |
5699 | size_t ilen = 0; | |
5700 | ||
5701 | if (prefixes & PREFIX_REPZ) | |
5702 | switch (*insn_codep) | |
5703 | { | |
5704 | case 0x6e: /* outsb */ | |
5705 | case 0x6f: /* outsw/outsl */ | |
5706 | case 0xa4: /* movsb */ | |
5707 | case 0xa5: /* movsw/movsl/movsq */ | |
5708 | if (!intel_syntax) | |
5709 | ilen = 5; | |
5710 | else | |
5711 | ilen = 4; | |
5712 | break; | |
5713 | case 0xaa: /* stosb */ | |
5714 | case 0xab: /* stosw/stosl/stosq */ | |
5715 | case 0xac: /* lodsb */ | |
5716 | case 0xad: /* lodsw/lodsl/lodsq */ | |
5717 | if (!intel_syntax && (sizeflag & SUFFIX_ALWAYS)) | |
5718 | ilen = 5; | |
5719 | else | |
5720 | ilen = 4; | |
5721 | break; | |
5722 | case 0x6c: /* insb */ | |
5723 | case 0x6d: /* insl/insw */ | |
5724 | if (!intel_syntax) | |
5725 | ilen = 4; | |
5726 | else | |
5727 | ilen = 3; | |
5728 | break; | |
5729 | default: | |
5730 | abort (); | |
5731 | break; | |
5732 | } | |
5733 | ||
5734 | if (ilen != 0) | |
5735 | { | |
5736 | size_t olen; | |
5737 | char *p; | |
5738 | ||
5739 | olen = strlen (obuf); | |
5740 | p = obuf + olen - ilen - 1 - 4; | |
5741 | /* Handle "repz [addr16|addr32]". */ | |
5742 | if ((prefixes & PREFIX_ADDR)) | |
5743 | p -= 1 + 6; | |
5744 | ||
5745 | memmove (p + 3, p + 4, olen - (p + 3 - obuf)); | |
5746 | } | |
5747 | ||
5748 | switch (bytemode) | |
5749 | { | |
5750 | case al_reg: | |
5751 | case eAX_reg: | |
5752 | case indir_dx_reg: | |
5753 | OP_IMREG (bytemode, sizeflag); | |
5754 | break; | |
5755 | case eDI_reg: | |
5756 | OP_ESreg (bytemode, sizeflag); | |
5757 | break; | |
5758 | case eSI_reg: | |
5759 | OP_DSreg (bytemode, sizeflag); | |
5760 | break; | |
5761 | default: | |
5762 | abort (); | |
5763 | break; | |
5764 | } | |
5765 | } | |
f5804c90 L |
5766 | |
5767 | static void | |
5768 | CMPXCHG8B_Fixup (int bytemode, int sizeflag) | |
5769 | { | |
5770 | USED_REX (REX_MODE64); | |
5771 | if (rex & REX_MODE64) | |
5772 | { | |
5773 | /* Change cmpxchg8b to cmpxchg16b. */ | |
5774 | char *p = obuf + strlen (obuf) - 2; | |
5775 | strcpy (p, "16b"); | |
fb9c77c7 | 5776 | bytemode = o_mode; |
f5804c90 L |
5777 | } |
5778 | OP_M (bytemode, sizeflag); | |
5779 | } |