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" | |
0b1cf022 | 37 | #include "opcode/i386.h" |
252b5132 RH |
38 | |
39 | #include <setjmp.h> | |
40 | ||
26ca5450 AJ |
41 | static int fetch_data (struct disassemble_info *, bfd_byte *); |
42 | static void ckprefix (void); | |
43 | static const char *prefix_name (int, int); | |
44 | static int print_insn (bfd_vma, disassemble_info *); | |
45 | static void dofloat (int); | |
46 | static void OP_ST (int, int); | |
47 | static void OP_STi (int, int); | |
48 | static int putop (const char *, int); | |
49 | static void oappend (const char *); | |
50 | static void append_seg (void); | |
51 | static void OP_indirE (int, int); | |
52 | static void print_operand_value (char *, int, bfd_vma); | |
53 | static void OP_E (int, int); | |
54 | static void OP_G (int, int); | |
55 | static bfd_vma get64 (void); | |
56 | static bfd_signed_vma get32 (void); | |
57 | static bfd_signed_vma get32s (void); | |
58 | static int get16 (void); | |
59 | static void set_op (bfd_vma, int); | |
60 | static void OP_REG (int, int); | |
61 | static void OP_IMREG (int, int); | |
62 | static void OP_I (int, int); | |
63 | static void OP_I64 (int, int); | |
64 | static void OP_sI (int, int); | |
65 | static void OP_J (int, int); | |
66 | static void OP_SEG (int, int); | |
67 | static void OP_DIR (int, int); | |
68 | static void OP_OFF (int, int); | |
69 | static void OP_OFF64 (int, int); | |
70 | static void ptr_reg (int, int); | |
71 | static void OP_ESreg (int, int); | |
72 | static void OP_DSreg (int, int); | |
73 | static void OP_C (int, int); | |
74 | static void OP_D (int, int); | |
75 | static void OP_T (int, int); | |
6f74c397 | 76 | static void OP_R (int, int); |
26ca5450 AJ |
77 | static void OP_MMX (int, int); |
78 | static void OP_XMM (int, int); | |
79 | static void OP_EM (int, int); | |
80 | static void OP_EX (int, int); | |
4d9567e0 MM |
81 | static void OP_EMC (int,int); |
82 | static void OP_MXC (int,int); | |
26ca5450 AJ |
83 | static void OP_MS (int, int); |
84 | static void OP_XS (int, int); | |
cc0ec051 | 85 | static void OP_M (int, int); |
90700ea2 | 86 | static void OP_VMX (int, int); |
cc0ec051 AM |
87 | static void OP_0fae (int, int); |
88 | static void OP_0f07 (int, int); | |
46e883c5 L |
89 | static void NOP_Fixup1 (int, int); |
90 | static void NOP_Fixup2 (int, int); | |
26ca5450 AJ |
91 | static void OP_3DNowSuffix (int, int); |
92 | static void OP_SIMD_Suffix (int, int); | |
93 | static void SIMD_Fixup (int, int); | |
94 | static void PNI_Fixup (int, int); | |
30123838 | 95 | static void SVME_Fixup (int, int); |
4fd61dcb | 96 | static void INVLPG_Fixup (int, int); |
26ca5450 | 97 | static void BadOp (void); |
90700ea2 | 98 | static void VMX_Fixup (int, int); |
35c52694 | 99 | static void REP_Fixup (int, int); |
f5804c90 | 100 | static void CMPXCHG8B_Fixup (int, int); |
252b5132 | 101 | |
6608db57 | 102 | struct dis_private { |
252b5132 RH |
103 | /* Points to first byte not fetched. */ |
104 | bfd_byte *max_fetched; | |
0b1cf022 | 105 | bfd_byte the_buffer[MAX_MNEM_SIZE]; |
252b5132 | 106 | bfd_vma insn_start; |
e396998b | 107 | int orig_sizeflag; |
252b5132 RH |
108 | jmp_buf bailout; |
109 | }; | |
110 | ||
cb712a9e L |
111 | enum address_mode |
112 | { | |
113 | mode_16bit, | |
114 | mode_32bit, | |
115 | mode_64bit | |
116 | }; | |
117 | ||
118 | enum address_mode address_mode; | |
52b15da3 | 119 | |
5076851f ILT |
120 | /* Flags for the prefixes for the current instruction. See below. */ |
121 | static int prefixes; | |
122 | ||
52b15da3 JH |
123 | /* REX prefix the current instruction. See below. */ |
124 | static int rex; | |
125 | /* Bits of REX we've already used. */ | |
126 | static int rex_used; | |
52b15da3 JH |
127 | /* Mark parts used in the REX prefix. When we are testing for |
128 | empty prefix (for 8bit register REX extension), just mask it | |
129 | out. Otherwise test for REX bit is excuse for existence of REX | |
130 | only in case value is nonzero. */ | |
131 | #define USED_REX(value) \ | |
132 | { \ | |
133 | if (value) \ | |
161a04f6 L |
134 | { \ |
135 | if ((rex & value)) \ | |
136 | rex_used |= (value) | REX_OPCODE; \ | |
137 | } \ | |
52b15da3 | 138 | else \ |
161a04f6 | 139 | rex_used |= REX_OPCODE; \ |
52b15da3 JH |
140 | } |
141 | ||
7d421014 ILT |
142 | /* Flags for prefixes which we somehow handled when printing the |
143 | current instruction. */ | |
144 | static int used_prefixes; | |
145 | ||
5076851f ILT |
146 | /* Flags stored in PREFIXES. */ |
147 | #define PREFIX_REPZ 1 | |
148 | #define PREFIX_REPNZ 2 | |
149 | #define PREFIX_LOCK 4 | |
150 | #define PREFIX_CS 8 | |
151 | #define PREFIX_SS 0x10 | |
152 | #define PREFIX_DS 0x20 | |
153 | #define PREFIX_ES 0x40 | |
154 | #define PREFIX_FS 0x80 | |
155 | #define PREFIX_GS 0x100 | |
156 | #define PREFIX_DATA 0x200 | |
157 | #define PREFIX_ADDR 0x400 | |
158 | #define PREFIX_FWAIT 0x800 | |
159 | ||
252b5132 RH |
160 | /* Make sure that bytes from INFO->PRIVATE_DATA->BUFFER (inclusive) |
161 | to ADDR (exclusive) are valid. Returns 1 for success, longjmps | |
162 | on error. */ | |
163 | #define FETCH_DATA(info, addr) \ | |
6608db57 | 164 | ((addr) <= ((struct dis_private *) (info->private_data))->max_fetched \ |
252b5132 RH |
165 | ? 1 : fetch_data ((info), (addr))) |
166 | ||
167 | static int | |
26ca5450 | 168 | fetch_data (struct disassemble_info *info, bfd_byte *addr) |
252b5132 RH |
169 | { |
170 | int status; | |
6608db57 | 171 | struct dis_private *priv = (struct dis_private *) info->private_data; |
252b5132 RH |
172 | bfd_vma start = priv->insn_start + (priv->max_fetched - priv->the_buffer); |
173 | ||
0b1cf022 | 174 | if (addr <= priv->the_buffer + MAX_MNEM_SIZE) |
272c9217 JB |
175 | status = (*info->read_memory_func) (start, |
176 | priv->max_fetched, | |
177 | addr - priv->max_fetched, | |
178 | info); | |
179 | else | |
180 | status = -1; | |
252b5132 RH |
181 | if (status != 0) |
182 | { | |
7d421014 | 183 | /* If we did manage to read at least one byte, then |
db6eb5be AM |
184 | print_insn_i386 will do something sensible. Otherwise, print |
185 | an error. We do that here because this is where we know | |
186 | STATUS. */ | |
7d421014 | 187 | if (priv->max_fetched == priv->the_buffer) |
5076851f | 188 | (*info->memory_error_func) (status, start, info); |
252b5132 RH |
189 | longjmp (priv->bailout, 1); |
190 | } | |
191 | else | |
192 | priv->max_fetched = addr; | |
193 | return 1; | |
194 | } | |
195 | ||
ce518a5f L |
196 | #define XX { NULL, 0 } |
197 | ||
198 | #define Eb { OP_E, b_mode } | |
199 | #define Ev { OP_E, v_mode } | |
200 | #define Ed { OP_E, d_mode } | |
201 | #define Edq { OP_E, dq_mode } | |
202 | #define Edqw { OP_E, dqw_mode } | |
203 | #define indirEv { OP_indirE, stack_v_mode } | |
204 | #define indirEp { OP_indirE, f_mode } | |
205 | #define stackEv { OP_E, stack_v_mode } | |
206 | #define Em { OP_E, m_mode } | |
207 | #define Ew { OP_E, w_mode } | |
208 | #define M { OP_M, 0 } /* lea, lgdt, etc. */ | |
209 | #define Ma { OP_M, v_mode } | |
210 | #define Mp { OP_M, f_mode } /* 32 or 48 bit memory operand for LDS, LES etc */ | |
211 | #define Mq { OP_M, q_mode } | |
212 | #define Gb { OP_G, b_mode } | |
213 | #define Gv { OP_G, v_mode } | |
214 | #define Gd { OP_G, d_mode } | |
215 | #define Gdq { OP_G, dq_mode } | |
216 | #define Gm { OP_G, m_mode } | |
217 | #define Gw { OP_G, w_mode } | |
6f74c397 L |
218 | #define Rd { OP_R, d_mode } |
219 | #define Rm { OP_R, m_mode } | |
ce518a5f L |
220 | #define Ib { OP_I, b_mode } |
221 | #define sIb { OP_sI, b_mode } /* sign extened byte */ | |
222 | #define Iv { OP_I, v_mode } | |
223 | #define Iq { OP_I, q_mode } | |
224 | #define Iv64 { OP_I64, v_mode } | |
225 | #define Iw { OP_I, w_mode } | |
226 | #define I1 { OP_I, const_1_mode } | |
227 | #define Jb { OP_J, b_mode } | |
228 | #define Jv { OP_J, v_mode } | |
229 | #define Cm { OP_C, m_mode } | |
230 | #define Dm { OP_D, m_mode } | |
231 | #define Td { OP_T, d_mode } | |
232 | ||
233 | #define RMeAX { OP_REG, eAX_reg } | |
234 | #define RMeBX { OP_REG, eBX_reg } | |
235 | #define RMeCX { OP_REG, eCX_reg } | |
236 | #define RMeDX { OP_REG, eDX_reg } | |
237 | #define RMeSP { OP_REG, eSP_reg } | |
238 | #define RMeBP { OP_REG, eBP_reg } | |
239 | #define RMeSI { OP_REG, eSI_reg } | |
240 | #define RMeDI { OP_REG, eDI_reg } | |
241 | #define RMrAX { OP_REG, rAX_reg } | |
242 | #define RMrBX { OP_REG, rBX_reg } | |
243 | #define RMrCX { OP_REG, rCX_reg } | |
244 | #define RMrDX { OP_REG, rDX_reg } | |
245 | #define RMrSP { OP_REG, rSP_reg } | |
246 | #define RMrBP { OP_REG, rBP_reg } | |
247 | #define RMrSI { OP_REG, rSI_reg } | |
248 | #define RMrDI { OP_REG, rDI_reg } | |
249 | #define RMAL { OP_REG, al_reg } | |
250 | #define RMAL { OP_REG, al_reg } | |
251 | #define RMCL { OP_REG, cl_reg } | |
252 | #define RMDL { OP_REG, dl_reg } | |
253 | #define RMBL { OP_REG, bl_reg } | |
254 | #define RMAH { OP_REG, ah_reg } | |
255 | #define RMCH { OP_REG, ch_reg } | |
256 | #define RMDH { OP_REG, dh_reg } | |
257 | #define RMBH { OP_REG, bh_reg } | |
258 | #define RMAX { OP_REG, ax_reg } | |
259 | #define RMDX { OP_REG, dx_reg } | |
260 | ||
261 | #define eAX { OP_IMREG, eAX_reg } | |
262 | #define eBX { OP_IMREG, eBX_reg } | |
263 | #define eCX { OP_IMREG, eCX_reg } | |
264 | #define eDX { OP_IMREG, eDX_reg } | |
265 | #define eSP { OP_IMREG, eSP_reg } | |
266 | #define eBP { OP_IMREG, eBP_reg } | |
267 | #define eSI { OP_IMREG, eSI_reg } | |
268 | #define eDI { OP_IMREG, eDI_reg } | |
269 | #define AL { OP_IMREG, al_reg } | |
270 | #define CL { OP_IMREG, cl_reg } | |
271 | #define DL { OP_IMREG, dl_reg } | |
272 | #define BL { OP_IMREG, bl_reg } | |
273 | #define AH { OP_IMREG, ah_reg } | |
274 | #define CH { OP_IMREG, ch_reg } | |
275 | #define DH { OP_IMREG, dh_reg } | |
276 | #define BH { OP_IMREG, bh_reg } | |
277 | #define AX { OP_IMREG, ax_reg } | |
278 | #define DX { OP_IMREG, dx_reg } | |
279 | #define zAX { OP_IMREG, z_mode_ax_reg } | |
280 | #define indirDX { OP_IMREG, indir_dx_reg } | |
281 | ||
282 | #define Sw { OP_SEG, w_mode } | |
283 | #define Sv { OP_SEG, v_mode } | |
284 | #define Ap { OP_DIR, 0 } | |
285 | #define Ob { OP_OFF64, b_mode } | |
286 | #define Ov { OP_OFF64, v_mode } | |
287 | #define Xb { OP_DSreg, eSI_reg } | |
288 | #define Xv { OP_DSreg, eSI_reg } | |
289 | #define Xz { OP_DSreg, eSI_reg } | |
290 | #define Yb { OP_ESreg, eDI_reg } | |
291 | #define Yv { OP_ESreg, eDI_reg } | |
292 | #define DSBX { OP_DSreg, eBX_reg } | |
293 | ||
294 | #define es { OP_REG, es_reg } | |
295 | #define ss { OP_REG, ss_reg } | |
296 | #define cs { OP_REG, cs_reg } | |
297 | #define ds { OP_REG, ds_reg } | |
298 | #define fs { OP_REG, fs_reg } | |
299 | #define gs { OP_REG, gs_reg } | |
300 | ||
301 | #define MX { OP_MMX, 0 } | |
302 | #define XM { OP_XMM, 0 } | |
303 | #define EM { OP_EM, v_mode } | |
304 | #define EX { OP_EX, v_mode } | |
305 | #define MS { OP_MS, v_mode } | |
306 | #define XS { OP_XS, v_mode } | |
307 | #define EMC { OP_EMC, v_mode } | |
308 | #define MXC { OP_MXC, 0 } | |
309 | #define VM { OP_VMX, q_mode } | |
310 | #define OPSUF { OP_3DNowSuffix, 0 } | |
311 | #define OPSIMD { OP_SIMD_Suffix, 0 } | |
252b5132 | 312 | |
35c52694 | 313 | /* Used handle "rep" prefix for string instructions. */ |
ce518a5f L |
314 | #define Xbr { REP_Fixup, eSI_reg } |
315 | #define Xvr { REP_Fixup, eSI_reg } | |
316 | #define Ybr { REP_Fixup, eDI_reg } | |
317 | #define Yvr { REP_Fixup, eDI_reg } | |
318 | #define Yzr { REP_Fixup, eDI_reg } | |
319 | #define indirDXr { REP_Fixup, indir_dx_reg } | |
320 | #define ALr { REP_Fixup, al_reg } | |
321 | #define eAXr { REP_Fixup, eAX_reg } | |
322 | ||
323 | #define cond_jump_flag { NULL, cond_jump_mode } | |
324 | #define loop_jcxz_flag { NULL, loop_jcxz_mode } | |
3ffd33cf | 325 | |
252b5132 | 326 | /* bits in sizeflag */ |
252b5132 | 327 | #define SUFFIX_ALWAYS 4 |
252b5132 RH |
328 | #define AFLAG 2 |
329 | #define DFLAG 1 | |
330 | ||
52b15da3 JH |
331 | #define b_mode 1 /* byte operand */ |
332 | #define v_mode 2 /* operand size depends on prefixes */ | |
333 | #define w_mode 3 /* word operand */ | |
334 | #define d_mode 4 /* double word operand */ | |
335 | #define q_mode 5 /* quad word operand */ | |
9306ca4a JB |
336 | #define t_mode 6 /* ten-byte operand */ |
337 | #define x_mode 7 /* 16-byte XMM operand */ | |
338 | #define m_mode 8 /* d_mode in 32bit, q_mode in 64bit mode. */ | |
339 | #define cond_jump_mode 9 | |
340 | #define loop_jcxz_mode 10 | |
341 | #define dq_mode 11 /* operand size depends on REX prefixes. */ | |
342 | #define dqw_mode 12 /* registers like dq_mode, memory like w_mode. */ | |
343 | #define f_mode 13 /* 4- or 6-byte pointer operand */ | |
344 | #define const_1_mode 14 | |
1a114b12 | 345 | #define stack_v_mode 15 /* v_mode for stack-related opcodes. */ |
52fd6d94 | 346 | #define z_mode 16 /* non-quad operand size depends on prefixes */ |
fb9c77c7 | 347 | #define o_mode 17 /* 16-byte operand */ |
252b5132 RH |
348 | |
349 | #define es_reg 100 | |
350 | #define cs_reg 101 | |
351 | #define ss_reg 102 | |
352 | #define ds_reg 103 | |
353 | #define fs_reg 104 | |
354 | #define gs_reg 105 | |
252b5132 | 355 | |
c608c12e AM |
356 | #define eAX_reg 108 |
357 | #define eCX_reg 109 | |
358 | #define eDX_reg 110 | |
359 | #define eBX_reg 111 | |
360 | #define eSP_reg 112 | |
361 | #define eBP_reg 113 | |
362 | #define eSI_reg 114 | |
363 | #define eDI_reg 115 | |
252b5132 RH |
364 | |
365 | #define al_reg 116 | |
366 | #define cl_reg 117 | |
367 | #define dl_reg 118 | |
368 | #define bl_reg 119 | |
369 | #define ah_reg 120 | |
370 | #define ch_reg 121 | |
371 | #define dh_reg 122 | |
372 | #define bh_reg 123 | |
373 | ||
374 | #define ax_reg 124 | |
375 | #define cx_reg 125 | |
376 | #define dx_reg 126 | |
377 | #define bx_reg 127 | |
378 | #define sp_reg 128 | |
379 | #define bp_reg 129 | |
380 | #define si_reg 130 | |
381 | #define di_reg 131 | |
382 | ||
52b15da3 JH |
383 | #define rAX_reg 132 |
384 | #define rCX_reg 133 | |
385 | #define rDX_reg 134 | |
386 | #define rBX_reg 135 | |
387 | #define rSP_reg 136 | |
388 | #define rBP_reg 137 | |
389 | #define rSI_reg 138 | |
390 | #define rDI_reg 139 | |
391 | ||
52fd6d94 | 392 | #define z_mode_ax_reg 149 |
252b5132 RH |
393 | #define indir_dx_reg 150 |
394 | ||
6439fc28 AM |
395 | #define FLOATCODE 1 |
396 | #define USE_GROUPS 2 | |
397 | #define USE_PREFIX_USER_TABLE 3 | |
398 | #define X86_64_SPECIAL 4 | |
331d2d0d | 399 | #define IS_3BYTE_OPCODE 5 |
6439fc28 | 400 | |
4efba78c L |
401 | #define FLOAT NULL, { { NULL, FLOATCODE } } |
402 | ||
7967e09e L |
403 | #define GRP1a NULL, { { NULL, USE_GROUPS }, { NULL, 0 } } |
404 | #define GRP1b NULL, { { NULL, USE_GROUPS }, { NULL, 1 } } | |
405 | #define GRP1S NULL, { { NULL, USE_GROUPS }, { NULL, 2 } } | |
406 | #define GRP1Ss NULL, { { NULL, USE_GROUPS }, { NULL, 3 } } | |
407 | #define GRP2b NULL, { { NULL, USE_GROUPS }, { NULL, 4 } } | |
408 | #define GRP2S NULL, { { NULL, USE_GROUPS }, { NULL, 5 } } | |
409 | #define GRP2b_one NULL, { { NULL, USE_GROUPS }, { NULL, 6 } } | |
410 | #define GRP2S_one NULL, { { NULL, USE_GROUPS }, { NULL, 7 } } | |
411 | #define GRP2b_cl NULL, { { NULL, USE_GROUPS }, { NULL, 8 } } | |
412 | #define GRP2S_cl NULL, { { NULL, USE_GROUPS }, { NULL, 9 } } | |
413 | #define GRP3b NULL, { { NULL, USE_GROUPS }, { NULL, 10 } } | |
414 | #define GRP3S NULL, { { NULL, USE_GROUPS }, { NULL, 11 } } | |
415 | #define GRP4 NULL, { { NULL, USE_GROUPS }, { NULL, 12 } } | |
416 | #define GRP5 NULL, { { NULL, USE_GROUPS }, { NULL, 13 } } | |
417 | #define GRP6 NULL, { { NULL, USE_GROUPS }, { NULL, 14 } } | |
418 | #define GRP7 NULL, { { NULL, USE_GROUPS }, { NULL, 15 } } | |
419 | #define GRP8 NULL, { { NULL, USE_GROUPS }, { NULL, 16 } } | |
420 | #define GRP9 NULL, { { NULL, USE_GROUPS }, { NULL, 17 } } | |
421 | #define GRP11_C6 NULL, { { NULL, USE_GROUPS }, { NULL, 18 } } | |
422 | #define GRP11_C7 NULL, { { NULL, USE_GROUPS }, { NULL, 19 } } | |
423 | #define GRP12 NULL, { { NULL, USE_GROUPS }, { NULL, 20 } } | |
424 | #define GRP13 NULL, { { NULL, USE_GROUPS }, { NULL, 21 } } | |
425 | #define GRP14 NULL, { { NULL, USE_GROUPS }, { NULL, 22 } } | |
426 | #define GRP15 NULL, { { NULL, USE_GROUPS }, { NULL, 23 } } | |
427 | #define GRP16 NULL, { { NULL, USE_GROUPS }, { NULL, 24 } } | |
428 | #define GRPAMD NULL, { { NULL, USE_GROUPS }, { NULL, 25 } } | |
429 | #define GRPPADLCK1 NULL, { { NULL, USE_GROUPS }, { NULL, 26 } } | |
430 | #define GRPPADLCK2 NULL, { { NULL, USE_GROUPS }, { NULL, 27 } } | |
4efba78c L |
431 | |
432 | #define PREGRP0 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 0 } } | |
433 | #define PREGRP1 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 1 } } | |
434 | #define PREGRP2 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 2 } } | |
435 | #define PREGRP3 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 3 } } | |
436 | #define PREGRP4 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 4 } } | |
437 | #define PREGRP5 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 5 } } | |
438 | #define PREGRP6 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 6 } } | |
439 | #define PREGRP7 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 7 } } | |
440 | #define PREGRP8 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 8 } } | |
441 | #define PREGRP9 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 9 } } | |
442 | #define PREGRP10 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 10 } } | |
443 | #define PREGRP11 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 11 } } | |
444 | #define PREGRP12 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 12 } } | |
445 | #define PREGRP13 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 13 } } | |
446 | #define PREGRP14 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 14 } } | |
447 | #define PREGRP15 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 15 } } | |
448 | #define PREGRP16 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 16 } } | |
449 | #define PREGRP17 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 17 } } | |
450 | #define PREGRP18 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 18 } } | |
451 | #define PREGRP19 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 19 } } | |
452 | #define PREGRP20 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 20 } } | |
453 | #define PREGRP21 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 21 } } | |
454 | #define PREGRP22 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 22 } } | |
455 | #define PREGRP23 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 23 } } | |
456 | #define PREGRP24 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 24 } } | |
457 | #define PREGRP25 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 25 } } | |
458 | #define PREGRP26 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 26 } } | |
459 | #define PREGRP27 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 27 } } | |
460 | #define PREGRP28 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 28 } } | |
461 | #define PREGRP29 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 29 } } | |
462 | #define PREGRP30 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 30 } } | |
463 | #define PREGRP31 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 31 } } | |
464 | #define PREGRP32 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 32 } } | |
465 | #define PREGRP33 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 33 } } | |
466 | #define PREGRP34 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 34 } } | |
467 | #define PREGRP35 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 35 } } | |
468 | #define PREGRP36 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 36 } } | |
469 | #define PREGRP37 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 37 } } | |
8b38ad71 | 470 | #define PREGRP38 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 38 } } |
4efba78c L |
471 | |
472 | ||
473 | #define X86_64_0 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 0 } } | |
474 | #define X86_64_1 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 1 } } | |
475 | #define X86_64_2 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 2 } } | |
476 | #define X86_64_3 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 3 } } | |
477 | ||
478 | #define THREE_BYTE_0 NULL, { { NULL, IS_3BYTE_OPCODE }, { NULL, 0 } } | |
479 | #define THREE_BYTE_1 NULL, { { NULL, IS_3BYTE_OPCODE }, { NULL, 1 } } | |
331d2d0d | 480 | |
26ca5450 | 481 | typedef void (*op_rtn) (int bytemode, int sizeflag); |
252b5132 RH |
482 | |
483 | struct dis386 { | |
2da11e11 | 484 | const char *name; |
ce518a5f L |
485 | struct |
486 | { | |
487 | op_rtn rtn; | |
488 | int bytemode; | |
489 | } op[MAX_OPERANDS]; | |
252b5132 RH |
490 | }; |
491 | ||
492 | /* Upper case letters in the instruction names here are macros. | |
493 | 'A' => print 'b' if no register operands or suffix_always is true | |
494 | 'B' => print 'b' if suffix_always is true | |
9306ca4a JB |
495 | 'C' => print 's' or 'l' ('w' or 'd' in Intel mode) depending on operand |
496 | . size prefix | |
ed7841b3 JB |
497 | 'D' => print 'w' if no register operands or 'w', 'l' or 'q', if |
498 | . suffix_always is true | |
252b5132 | 499 | 'E' => print 'e' if 32-bit form of jcxz |
3ffd33cf | 500 | 'F' => print 'w' or 'l' depending on address size prefix (loop insns) |
52fd6d94 | 501 | 'G' => print 'w' or 'l' depending on operand size prefix (i/o insns) |
5dd0794d | 502 | 'H' => print ",pt" or ",pn" branch hint |
9306ca4a JB |
503 | 'I' => honor following macro letter even in Intel mode (implemented only |
504 | . for some of the macro letters) | |
505 | 'J' => print 'l' | |
252b5132 RH |
506 | 'L' => print 'l' if suffix_always is true |
507 | 'N' => print 'n' if instruction has no wait "prefix" | |
a35ca55a | 508 | 'O' => print 'd' or 'o' (or 'q' in Intel mode) |
52b15da3 | 509 | 'P' => print 'w', 'l' or 'q' if instruction has an operand size prefix, |
e396998b AM |
510 | . or suffix_always is true. print 'q' if rex prefix is present. |
511 | 'Q' => print 'w', 'l' or 'q' if no register operands or suffix_always | |
512 | . is true | |
a35ca55a | 513 | 'R' => print 'w', 'l' or 'q' ('d' for 'l' and 'e' in Intel mode) |
52b15da3 | 514 | 'S' => print 'w', 'l' or 'q' if suffix_always is true |
6439fc28 AM |
515 | 'T' => print 'q' in 64bit mode and behave as 'P' otherwise |
516 | 'U' => print 'q' in 64bit mode and behave as 'Q' otherwise | |
1a114b12 | 517 | 'V' => print 'q' in 64bit mode and behave as 'S' otherwise |
a35ca55a | 518 | 'W' => print 'b', 'w' or 'l' ('d' in Intel mode) |
9306ca4a | 519 | 'X' => print 's', 'd' depending on data16 prefix (for XMM) |
76f227a5 | 520 | 'Y' => 'q' if instruction has an REX 64bit overwrite prefix |
6dd5059a | 521 | 'Z' => print 'q' in 64bit mode and behave as 'L' otherwise |
52b15da3 | 522 | |
6439fc28 AM |
523 | Many of the above letters print nothing in Intel mode. See "putop" |
524 | for the details. | |
52b15da3 | 525 | |
6439fc28 AM |
526 | Braces '{' and '}', and vertical bars '|', indicate alternative |
527 | mnemonic strings for AT&T, Intel, X86_64 AT&T, and X86_64 Intel | |
528 | modes. In cases where there are only two alternatives, the X86_64 | |
529 | instruction is reserved, and "(bad)" is printed. | |
530 | */ | |
252b5132 | 531 | |
6439fc28 | 532 | static const struct dis386 dis386[] = { |
252b5132 | 533 | /* 00 */ |
ce518a5f L |
534 | { "addB", { Eb, Gb } }, |
535 | { "addS", { Ev, Gv } }, | |
536 | { "addB", { Gb, Eb } }, | |
537 | { "addS", { Gv, Ev } }, | |
538 | { "addB", { AL, Ib } }, | |
539 | { "addS", { eAX, Iv } }, | |
540 | { "push{T|}", { es } }, | |
541 | { "pop{T|}", { es } }, | |
252b5132 | 542 | /* 08 */ |
ce518a5f L |
543 | { "orB", { Eb, Gb } }, |
544 | { "orS", { Ev, Gv } }, | |
545 | { "orB", { Gb, Eb } }, | |
546 | { "orS", { Gv, Ev } }, | |
547 | { "orB", { AL, Ib } }, | |
548 | { "orS", { eAX, Iv } }, | |
549 | { "push{T|}", { cs } }, | |
550 | { "(bad)", { XX } }, /* 0x0f extended opcode escape */ | |
252b5132 | 551 | /* 10 */ |
ce518a5f L |
552 | { "adcB", { Eb, Gb } }, |
553 | { "adcS", { Ev, Gv } }, | |
554 | { "adcB", { Gb, Eb } }, | |
555 | { "adcS", { Gv, Ev } }, | |
556 | { "adcB", { AL, Ib } }, | |
557 | { "adcS", { eAX, Iv } }, | |
558 | { "push{T|}", { ss } }, | |
559 | { "pop{T|}", { ss } }, | |
252b5132 | 560 | /* 18 */ |
ce518a5f L |
561 | { "sbbB", { Eb, Gb } }, |
562 | { "sbbS", { Ev, Gv } }, | |
563 | { "sbbB", { Gb, Eb } }, | |
564 | { "sbbS", { Gv, Ev } }, | |
565 | { "sbbB", { AL, Ib } }, | |
566 | { "sbbS", { eAX, Iv } }, | |
567 | { "push{T|}", { ds } }, | |
568 | { "pop{T|}", { ds } }, | |
252b5132 | 569 | /* 20 */ |
ce518a5f L |
570 | { "andB", { Eb, Gb } }, |
571 | { "andS", { Ev, Gv } }, | |
572 | { "andB", { Gb, Eb } }, | |
573 | { "andS", { Gv, Ev } }, | |
574 | { "andB", { AL, Ib } }, | |
575 | { "andS", { eAX, Iv } }, | |
576 | { "(bad)", { XX } }, /* SEG ES prefix */ | |
577 | { "daa{|}", { XX } }, | |
252b5132 | 578 | /* 28 */ |
ce518a5f L |
579 | { "subB", { Eb, Gb } }, |
580 | { "subS", { Ev, Gv } }, | |
581 | { "subB", { Gb, Eb } }, | |
582 | { "subS", { Gv, Ev } }, | |
583 | { "subB", { AL, Ib } }, | |
584 | { "subS", { eAX, Iv } }, | |
585 | { "(bad)", { XX } }, /* SEG CS prefix */ | |
586 | { "das{|}", { XX } }, | |
252b5132 | 587 | /* 30 */ |
ce518a5f L |
588 | { "xorB", { Eb, Gb } }, |
589 | { "xorS", { Ev, Gv } }, | |
590 | { "xorB", { Gb, Eb } }, | |
591 | { "xorS", { Gv, Ev } }, | |
592 | { "xorB", { AL, Ib } }, | |
593 | { "xorS", { eAX, Iv } }, | |
594 | { "(bad)", { XX } }, /* SEG SS prefix */ | |
595 | { "aaa{|}", { XX } }, | |
252b5132 | 596 | /* 38 */ |
ce518a5f L |
597 | { "cmpB", { Eb, Gb } }, |
598 | { "cmpS", { Ev, Gv } }, | |
599 | { "cmpB", { Gb, Eb } }, | |
600 | { "cmpS", { Gv, Ev } }, | |
601 | { "cmpB", { AL, Ib } }, | |
602 | { "cmpS", { eAX, Iv } }, | |
603 | { "(bad)", { XX } }, /* SEG DS prefix */ | |
604 | { "aas{|}", { XX } }, | |
252b5132 | 605 | /* 40 */ |
ce518a5f L |
606 | { "inc{S|}", { RMeAX } }, |
607 | { "inc{S|}", { RMeCX } }, | |
608 | { "inc{S|}", { RMeDX } }, | |
609 | { "inc{S|}", { RMeBX } }, | |
610 | { "inc{S|}", { RMeSP } }, | |
611 | { "inc{S|}", { RMeBP } }, | |
612 | { "inc{S|}", { RMeSI } }, | |
613 | { "inc{S|}", { RMeDI } }, | |
252b5132 | 614 | /* 48 */ |
ce518a5f L |
615 | { "dec{S|}", { RMeAX } }, |
616 | { "dec{S|}", { RMeCX } }, | |
617 | { "dec{S|}", { RMeDX } }, | |
618 | { "dec{S|}", { RMeBX } }, | |
619 | { "dec{S|}", { RMeSP } }, | |
620 | { "dec{S|}", { RMeBP } }, | |
621 | { "dec{S|}", { RMeSI } }, | |
622 | { "dec{S|}", { RMeDI } }, | |
252b5132 | 623 | /* 50 */ |
ce518a5f L |
624 | { "pushV", { RMrAX } }, |
625 | { "pushV", { RMrCX } }, | |
626 | { "pushV", { RMrDX } }, | |
627 | { "pushV", { RMrBX } }, | |
628 | { "pushV", { RMrSP } }, | |
629 | { "pushV", { RMrBP } }, | |
630 | { "pushV", { RMrSI } }, | |
631 | { "pushV", { RMrDI } }, | |
252b5132 | 632 | /* 58 */ |
ce518a5f L |
633 | { "popV", { RMrAX } }, |
634 | { "popV", { RMrCX } }, | |
635 | { "popV", { RMrDX } }, | |
636 | { "popV", { RMrBX } }, | |
637 | { "popV", { RMrSP } }, | |
638 | { "popV", { RMrBP } }, | |
639 | { "popV", { RMrSI } }, | |
640 | { "popV", { RMrDI } }, | |
252b5132 | 641 | /* 60 */ |
6439fc28 | 642 | { X86_64_0 }, |
5f754f58 L |
643 | { X86_64_1 }, |
644 | { X86_64_2 }, | |
645 | { X86_64_3 }, | |
ce518a5f L |
646 | { "(bad)", { XX } }, /* seg fs */ |
647 | { "(bad)", { XX } }, /* seg gs */ | |
648 | { "(bad)", { XX } }, /* op size prefix */ | |
649 | { "(bad)", { XX } }, /* adr size prefix */ | |
252b5132 | 650 | /* 68 */ |
ce518a5f L |
651 | { "pushT", { Iq } }, |
652 | { "imulS", { Gv, Ev, Iv } }, | |
653 | { "pushT", { sIb } }, | |
654 | { "imulS", { Gv, Ev, sIb } }, | |
655 | { "ins{b||b|}", { Ybr, indirDX } }, | |
656 | { "ins{R||G|}", { Yzr, indirDX } }, | |
657 | { "outs{b||b|}", { indirDXr, Xb } }, | |
658 | { "outs{R||G|}", { indirDXr, Xz } }, | |
252b5132 | 659 | /* 70 */ |
ce518a5f L |
660 | { "joH", { Jb, XX, cond_jump_flag } }, |
661 | { "jnoH", { Jb, XX, cond_jump_flag } }, | |
662 | { "jbH", { Jb, XX, cond_jump_flag } }, | |
663 | { "jaeH", { Jb, XX, cond_jump_flag } }, | |
664 | { "jeH", { Jb, XX, cond_jump_flag } }, | |
665 | { "jneH", { Jb, XX, cond_jump_flag } }, | |
666 | { "jbeH", { Jb, XX, cond_jump_flag } }, | |
667 | { "jaH", { Jb, XX, cond_jump_flag } }, | |
252b5132 | 668 | /* 78 */ |
ce518a5f L |
669 | { "jsH", { Jb, XX, cond_jump_flag } }, |
670 | { "jnsH", { Jb, XX, cond_jump_flag } }, | |
671 | { "jpH", { Jb, XX, cond_jump_flag } }, | |
672 | { "jnpH", { Jb, XX, cond_jump_flag } }, | |
673 | { "jlH", { Jb, XX, cond_jump_flag } }, | |
674 | { "jgeH", { Jb, XX, cond_jump_flag } }, | |
675 | { "jleH", { Jb, XX, cond_jump_flag } }, | |
676 | { "jgH", { Jb, XX, cond_jump_flag } }, | |
252b5132 RH |
677 | /* 80 */ |
678 | { GRP1b }, | |
679 | { GRP1S }, | |
ce518a5f | 680 | { "(bad)", { XX } }, |
252b5132 | 681 | { GRP1Ss }, |
ce518a5f L |
682 | { "testB", { Eb, Gb } }, |
683 | { "testS", { Ev, Gv } }, | |
684 | { "xchgB", { Eb, Gb } }, | |
685 | { "xchgS", { Ev, Gv } }, | |
252b5132 | 686 | /* 88 */ |
ce518a5f L |
687 | { "movB", { Eb, Gb } }, |
688 | { "movS", { Ev, Gv } }, | |
689 | { "movB", { Gb, Eb } }, | |
690 | { "movS", { Gv, Ev } }, | |
691 | { "movD", { Sv, Sw } }, | |
692 | { "leaS", { Gv, M } }, | |
693 | { "movD", { Sw, Sv } }, | |
7967e09e | 694 | { GRP1a }, |
252b5132 | 695 | /* 90 */ |
8b38ad71 | 696 | { PREGRP38 }, |
ce518a5f L |
697 | { "xchgS", { RMeCX, eAX } }, |
698 | { "xchgS", { RMeDX, eAX } }, | |
699 | { "xchgS", { RMeBX, eAX } }, | |
700 | { "xchgS", { RMeSP, eAX } }, | |
701 | { "xchgS", { RMeBP, eAX } }, | |
702 | { "xchgS", { RMeSI, eAX } }, | |
703 | { "xchgS", { RMeDI, eAX } }, | |
252b5132 | 704 | /* 98 */ |
ce518a5f L |
705 | { "cW{t||t|}R", { XX } }, |
706 | { "cR{t||t|}O", { XX } }, | |
707 | { "Jcall{T|}", { Ap } }, | |
708 | { "(bad)", { XX } }, /* fwait */ | |
709 | { "pushfT", { XX } }, | |
710 | { "popfT", { XX } }, | |
711 | { "sahf{|}", { XX } }, | |
712 | { "lahf{|}", { XX } }, | |
252b5132 | 713 | /* a0 */ |
ce518a5f L |
714 | { "movB", { AL, Ob } }, |
715 | { "movS", { eAX, Ov } }, | |
716 | { "movB", { Ob, AL } }, | |
717 | { "movS", { Ov, eAX } }, | |
718 | { "movs{b||b|}", { Ybr, Xb } }, | |
719 | { "movs{R||R|}", { Yvr, Xv } }, | |
720 | { "cmps{b||b|}", { Xb, Yb } }, | |
721 | { "cmps{R||R|}", { Xv, Yv } }, | |
252b5132 | 722 | /* a8 */ |
ce518a5f L |
723 | { "testB", { AL, Ib } }, |
724 | { "testS", { eAX, Iv } }, | |
725 | { "stosB", { Ybr, AL } }, | |
726 | { "stosS", { Yvr, eAX } }, | |
727 | { "lodsB", { ALr, Xb } }, | |
728 | { "lodsS", { eAXr, Xv } }, | |
729 | { "scasB", { AL, Yb } }, | |
730 | { "scasS", { eAX, Yv } }, | |
252b5132 | 731 | /* b0 */ |
ce518a5f L |
732 | { "movB", { RMAL, Ib } }, |
733 | { "movB", { RMCL, Ib } }, | |
734 | { "movB", { RMDL, Ib } }, | |
735 | { "movB", { RMBL, Ib } }, | |
736 | { "movB", { RMAH, Ib } }, | |
737 | { "movB", { RMCH, Ib } }, | |
738 | { "movB", { RMDH, Ib } }, | |
739 | { "movB", { RMBH, Ib } }, | |
252b5132 | 740 | /* b8 */ |
ce518a5f L |
741 | { "movS", { RMeAX, Iv64 } }, |
742 | { "movS", { RMeCX, Iv64 } }, | |
743 | { "movS", { RMeDX, Iv64 } }, | |
744 | { "movS", { RMeBX, Iv64 } }, | |
745 | { "movS", { RMeSP, Iv64 } }, | |
746 | { "movS", { RMeBP, Iv64 } }, | |
747 | { "movS", { RMeSI, Iv64 } }, | |
748 | { "movS", { RMeDI, Iv64 } }, | |
252b5132 RH |
749 | /* c0 */ |
750 | { GRP2b }, | |
751 | { GRP2S }, | |
ce518a5f L |
752 | { "retT", { Iw } }, |
753 | { "retT", { XX } }, | |
754 | { "les{S|}", { Gv, Mp } }, | |
755 | { "ldsS", { Gv, Mp } }, | |
a6bd098c L |
756 | { GRP11_C6 }, |
757 | { GRP11_C7 }, | |
252b5132 | 758 | /* c8 */ |
ce518a5f L |
759 | { "enterT", { Iw, Ib } }, |
760 | { "leaveT", { XX } }, | |
761 | { "lretP", { Iw } }, | |
762 | { "lretP", { XX } }, | |
763 | { "int3", { XX } }, | |
764 | { "int", { Ib } }, | |
765 | { "into{|}", { XX } }, | |
766 | { "iretP", { XX } }, | |
252b5132 RH |
767 | /* d0 */ |
768 | { GRP2b_one }, | |
769 | { GRP2S_one }, | |
770 | { GRP2b_cl }, | |
771 | { GRP2S_cl }, | |
ce518a5f L |
772 | { "aam{|}", { sIb } }, |
773 | { "aad{|}", { sIb } }, | |
774 | { "(bad)", { XX } }, | |
775 | { "xlat", { DSBX } }, | |
252b5132 RH |
776 | /* d8 */ |
777 | { FLOAT }, | |
778 | { FLOAT }, | |
779 | { FLOAT }, | |
780 | { FLOAT }, | |
781 | { FLOAT }, | |
782 | { FLOAT }, | |
783 | { FLOAT }, | |
784 | { FLOAT }, | |
785 | /* e0 */ | |
ce518a5f L |
786 | { "loopneFH", { Jb, XX, loop_jcxz_flag } }, |
787 | { "loopeFH", { Jb, XX, loop_jcxz_flag } }, | |
788 | { "loopFH", { Jb, XX, loop_jcxz_flag } }, | |
789 | { "jEcxzH", { Jb, XX, loop_jcxz_flag } }, | |
790 | { "inB", { AL, Ib } }, | |
791 | { "inG", { zAX, Ib } }, | |
792 | { "outB", { Ib, AL } }, | |
793 | { "outG", { Ib, zAX } }, | |
252b5132 | 794 | /* e8 */ |
ce518a5f L |
795 | { "callT", { Jv } }, |
796 | { "jmpT", { Jv } }, | |
797 | { "Jjmp{T|}", { Ap } }, | |
798 | { "jmp", { Jb } }, | |
799 | { "inB", { AL, indirDX } }, | |
800 | { "inG", { zAX, indirDX } }, | |
801 | { "outB", { indirDX, AL } }, | |
802 | { "outG", { indirDX, zAX } }, | |
252b5132 | 803 | /* f0 */ |
ce518a5f L |
804 | { "(bad)", { XX } }, /* lock prefix */ |
805 | { "icebp", { XX } }, | |
806 | { "(bad)", { XX } }, /* repne */ | |
807 | { "(bad)", { XX } }, /* repz */ | |
808 | { "hlt", { XX } }, | |
809 | { "cmc", { XX } }, | |
252b5132 RH |
810 | { GRP3b }, |
811 | { GRP3S }, | |
812 | /* f8 */ | |
ce518a5f L |
813 | { "clc", { XX } }, |
814 | { "stc", { XX } }, | |
815 | { "cli", { XX } }, | |
816 | { "sti", { XX } }, | |
817 | { "cld", { XX } }, | |
818 | { "std", { XX } }, | |
252b5132 RH |
819 | { GRP4 }, |
820 | { GRP5 }, | |
821 | }; | |
822 | ||
6439fc28 | 823 | static const struct dis386 dis386_twobyte[] = { |
252b5132 RH |
824 | /* 00 */ |
825 | { GRP6 }, | |
826 | { GRP7 }, | |
ce518a5f L |
827 | { "larS", { Gv, Ew } }, |
828 | { "lslS", { Gv, Ew } }, | |
829 | { "(bad)", { XX } }, | |
830 | { "syscall", { XX } }, | |
831 | { "clts", { XX } }, | |
832 | { "sysretP", { XX } }, | |
252b5132 | 833 | /* 08 */ |
ce518a5f L |
834 | { "invd", { XX } }, |
835 | { "wbinvd", { XX } }, | |
836 | { "(bad)", { XX } }, | |
837 | { "ud2a", { XX } }, | |
838 | { "(bad)", { XX } }, | |
c608c12e | 839 | { GRPAMD }, |
ce518a5f L |
840 | { "femms", { XX } }, |
841 | { "", { MX, EM, OPSUF } }, /* See OP_3DNowSuffix. */ | |
252b5132 | 842 | /* 10 */ |
c608c12e AM |
843 | { PREGRP8 }, |
844 | { PREGRP9 }, | |
ca164297 | 845 | { PREGRP30 }, |
ce518a5f L |
846 | { "movlpX", { EX, XM, { SIMD_Fixup, 'h' } } }, |
847 | { "unpcklpX", { XM, EX } }, | |
848 | { "unpckhpX", { XM, EX } }, | |
ca164297 | 849 | { PREGRP31 }, |
ce518a5f | 850 | { "movhpX", { EX, XM, { SIMD_Fixup, 'l' } } }, |
252b5132 | 851 | /* 18 */ |
b3882df9 | 852 | { GRP16 }, |
ce518a5f L |
853 | { "(bad)", { XX } }, |
854 | { "(bad)", { XX } }, | |
855 | { "(bad)", { XX } }, | |
856 | { "(bad)", { XX } }, | |
857 | { "(bad)", { XX } }, | |
858 | { "(bad)", { XX } }, | |
859 | { "nopQ", { Ev } }, | |
252b5132 | 860 | /* 20 */ |
ce518a5f L |
861 | { "movZ", { Rm, Cm } }, |
862 | { "movZ", { Rm, Dm } }, | |
863 | { "movZ", { Cm, Rm } }, | |
864 | { "movZ", { Dm, Rm } }, | |
865 | { "movL", { Rd, Td } }, | |
866 | { "(bad)", { XX } }, | |
867 | { "movL", { Td, Rd } }, | |
868 | { "(bad)", { XX } }, | |
252b5132 | 869 | /* 28 */ |
ce518a5f L |
870 | { "movapX", { XM, EX } }, |
871 | { "movapX", { EX, XM } }, | |
c608c12e | 872 | { PREGRP2 }, |
050dfa73 | 873 | { PREGRP33 }, |
2da11e11 | 874 | { PREGRP4 }, |
c608c12e | 875 | { PREGRP3 }, |
ce518a5f L |
876 | { "ucomisX", { XM,EX } }, |
877 | { "comisX", { XM,EX } }, | |
252b5132 | 878 | /* 30 */ |
ce518a5f L |
879 | { "wrmsr", { XX } }, |
880 | { "rdtsc", { XX } }, | |
881 | { "rdmsr", { XX } }, | |
882 | { "rdpmc", { XX } }, | |
883 | { "sysenter", { XX } }, | |
884 | { "sysexit", { XX } }, | |
885 | { "(bad)", { XX } }, | |
886 | { "(bad)", { XX } }, | |
252b5132 | 887 | /* 38 */ |
331d2d0d | 888 | { THREE_BYTE_0 }, |
ce518a5f | 889 | { "(bad)", { XX } }, |
331d2d0d | 890 | { THREE_BYTE_1 }, |
ce518a5f L |
891 | { "(bad)", { XX } }, |
892 | { "(bad)", { XX } }, | |
893 | { "(bad)", { XX } }, | |
894 | { "(bad)", { XX } }, | |
895 | { "(bad)", { XX } }, | |
252b5132 | 896 | /* 40 */ |
ce518a5f L |
897 | { "cmovo", { Gv, Ev } }, |
898 | { "cmovno", { Gv, Ev } }, | |
899 | { "cmovb", { Gv, Ev } }, | |
900 | { "cmovae", { Gv, Ev } }, | |
901 | { "cmove", { Gv, Ev } }, | |
902 | { "cmovne", { Gv, Ev } }, | |
903 | { "cmovbe", { Gv, Ev } }, | |
904 | { "cmova", { Gv, Ev } }, | |
252b5132 | 905 | /* 48 */ |
ce518a5f L |
906 | { "cmovs", { Gv, Ev } }, |
907 | { "cmovns", { Gv, Ev } }, | |
908 | { "cmovp", { Gv, Ev } }, | |
909 | { "cmovnp", { Gv, Ev } }, | |
910 | { "cmovl", { Gv, Ev } }, | |
911 | { "cmovge", { Gv, Ev } }, | |
912 | { "cmovle", { Gv, Ev } }, | |
913 | { "cmovg", { Gv, Ev } }, | |
252b5132 | 914 | /* 50 */ |
ce518a5f | 915 | { "movmskpX", { Gdq, XS } }, |
c608c12e AM |
916 | { PREGRP13 }, |
917 | { PREGRP12 }, | |
918 | { PREGRP11 }, | |
ce518a5f L |
919 | { "andpX", { XM, EX } }, |
920 | { "andnpX", { XM, EX } }, | |
921 | { "orpX", { XM, EX } }, | |
922 | { "xorpX", { XM, EX } }, | |
252b5132 | 923 | /* 58 */ |
c608c12e AM |
924 | { PREGRP0 }, |
925 | { PREGRP10 }, | |
041bd2e0 JH |
926 | { PREGRP17 }, |
927 | { PREGRP16 }, | |
c608c12e AM |
928 | { PREGRP14 }, |
929 | { PREGRP7 }, | |
930 | { PREGRP5 }, | |
2da11e11 | 931 | { PREGRP6 }, |
252b5132 | 932 | /* 60 */ |
ce518a5f L |
933 | { "punpcklbw", { MX, EM } }, |
934 | { "punpcklwd", { MX, EM } }, | |
935 | { "punpckldq", { MX, EM } }, | |
936 | { "packsswb", { MX, EM } }, | |
937 | { "pcmpgtb", { MX, EM } }, | |
938 | { "pcmpgtw", { MX, EM } }, | |
939 | { "pcmpgtd", { MX, EM } }, | |
940 | { "packuswb", { MX, EM } }, | |
252b5132 | 941 | /* 68 */ |
ce518a5f L |
942 | { "punpckhbw", { MX, EM } }, |
943 | { "punpckhwd", { MX, EM } }, | |
944 | { "punpckhdq", { MX, EM } }, | |
945 | { "packssdw", { MX, EM } }, | |
0f17484f | 946 | { PREGRP26 }, |
041bd2e0 | 947 | { PREGRP24 }, |
ce518a5f | 948 | { "movd", { MX, Edq } }, |
041bd2e0 | 949 | { PREGRP19 }, |
252b5132 | 950 | /* 70 */ |
041bd2e0 | 951 | { PREGRP22 }, |
252b5132 | 952 | { GRP12 }, |
b3882df9 L |
953 | { GRP13 }, |
954 | { GRP14 }, | |
ce518a5f L |
955 | { "pcmpeqb", { MX, EM } }, |
956 | { "pcmpeqw", { MX, EM } }, | |
957 | { "pcmpeqd", { MX, EM } }, | |
958 | { "emms", { XX } }, | |
252b5132 | 959 | /* 78 */ |
050dfa73 MM |
960 | { PREGRP34 }, |
961 | { PREGRP35 }, | |
ce518a5f L |
962 | { "(bad)", { XX } }, |
963 | { "(bad)", { XX } }, | |
ca164297 L |
964 | { PREGRP28 }, |
965 | { PREGRP29 }, | |
041bd2e0 JH |
966 | { PREGRP23 }, |
967 | { PREGRP20 }, | |
252b5132 | 968 | /* 80 */ |
ce518a5f L |
969 | { "joH", { Jv, XX, cond_jump_flag } }, |
970 | { "jnoH", { Jv, XX, cond_jump_flag } }, | |
971 | { "jbH", { Jv, XX, cond_jump_flag } }, | |
972 | { "jaeH", { Jv, XX, cond_jump_flag } }, | |
973 | { "jeH", { Jv, XX, cond_jump_flag } }, | |
974 | { "jneH", { Jv, XX, cond_jump_flag } }, | |
975 | { "jbeH", { Jv, XX, cond_jump_flag } }, | |
976 | { "jaH", { Jv, XX, cond_jump_flag } }, | |
252b5132 | 977 | /* 88 */ |
ce518a5f L |
978 | { "jsH", { Jv, XX, cond_jump_flag } }, |
979 | { "jnsH", { Jv, XX, cond_jump_flag } }, | |
980 | { "jpH", { Jv, XX, cond_jump_flag } }, | |
981 | { "jnpH", { Jv, XX, cond_jump_flag } }, | |
982 | { "jlH", { Jv, XX, cond_jump_flag } }, | |
983 | { "jgeH", { Jv, XX, cond_jump_flag } }, | |
984 | { "jleH", { Jv, XX, cond_jump_flag } }, | |
985 | { "jgH", { Jv, XX, cond_jump_flag } }, | |
252b5132 | 986 | /* 90 */ |
ce518a5f L |
987 | { "seto", { Eb } }, |
988 | { "setno", { Eb } }, | |
989 | { "setb", { Eb } }, | |
990 | { "setae", { Eb } }, | |
991 | { "sete", { Eb } }, | |
992 | { "setne", { Eb } }, | |
993 | { "setbe", { Eb } }, | |
994 | { "seta", { Eb } }, | |
252b5132 | 995 | /* 98 */ |
ce518a5f L |
996 | { "sets", { Eb } }, |
997 | { "setns", { Eb } }, | |
998 | { "setp", { Eb } }, | |
999 | { "setnp", { Eb } }, | |
1000 | { "setl", { Eb } }, | |
1001 | { "setge", { Eb } }, | |
1002 | { "setle", { Eb } }, | |
1003 | { "setg", { Eb } }, | |
252b5132 | 1004 | /* a0 */ |
ce518a5f L |
1005 | { "pushT", { fs } }, |
1006 | { "popT", { fs } }, | |
1007 | { "cpuid", { XX } }, | |
1008 | { "btS", { Ev, Gv } }, | |
1009 | { "shldS", { Ev, Gv, Ib } }, | |
1010 | { "shldS", { Ev, Gv, CL } }, | |
30d1c836 ML |
1011 | { GRPPADLCK2 }, |
1012 | { GRPPADLCK1 }, | |
252b5132 | 1013 | /* a8 */ |
ce518a5f L |
1014 | { "pushT", { gs } }, |
1015 | { "popT", { gs } }, | |
1016 | { "rsm", { XX } }, | |
1017 | { "btsS", { Ev, Gv } }, | |
1018 | { "shrdS", { Ev, Gv, Ib } }, | |
1019 | { "shrdS", { Ev, Gv, CL } }, | |
b3882df9 | 1020 | { GRP15 }, |
ce518a5f | 1021 | { "imulS", { Gv, Ev } }, |
252b5132 | 1022 | /* b0 */ |
ce518a5f L |
1023 | { "cmpxchgB", { Eb, Gb } }, |
1024 | { "cmpxchgS", { Ev, Gv } }, | |
1025 | { "lssS", { Gv, Mp } }, | |
1026 | { "btrS", { Ev, Gv } }, | |
1027 | { "lfsS", { Gv, Mp } }, | |
1028 | { "lgsS", { Gv, Mp } }, | |
1029 | { "movz{bR|x|bR|x}", { Gv, Eb } }, | |
1030 | { "movz{wR|x|wR|x}", { Gv, Ew } }, /* yes, there really is movzww ! */ | |
252b5132 | 1031 | /* b8 */ |
7918206c | 1032 | { PREGRP37 }, |
ce518a5f | 1033 | { "ud2b", { XX } }, |
252b5132 | 1034 | { GRP8 }, |
ce518a5f L |
1035 | { "btcS", { Ev, Gv } }, |
1036 | { "bsfS", { Gv, Ev } }, | |
050dfa73 | 1037 | { PREGRP36 }, |
ce518a5f L |
1038 | { "movs{bR|x|bR|x}", { Gv, Eb } }, |
1039 | { "movs{wR|x|wR|x}", { Gv, Ew } }, /* yes, there really is movsww ! */ | |
252b5132 | 1040 | /* c0 */ |
ce518a5f L |
1041 | { "xaddB", { Eb, Gb } }, |
1042 | { "xaddS", { Ev, Gv } }, | |
c608c12e | 1043 | { PREGRP1 }, |
ce518a5f L |
1044 | { "movntiS", { Ev, Gv } }, |
1045 | { "pinsrw", { MX, Edqw, Ib } }, | |
1046 | { "pextrw", { Gdq, MS, Ib } }, | |
1047 | { "shufpX", { XM, EX, Ib } }, | |
252b5132 RH |
1048 | { GRP9 }, |
1049 | /* c8 */ | |
ce518a5f L |
1050 | { "bswap", { RMeAX } }, |
1051 | { "bswap", { RMeCX } }, | |
1052 | { "bswap", { RMeDX } }, | |
1053 | { "bswap", { RMeBX } }, | |
1054 | { "bswap", { RMeSP } }, | |
1055 | { "bswap", { RMeBP } }, | |
1056 | { "bswap", { RMeSI } }, | |
1057 | { "bswap", { RMeDI } }, | |
252b5132 | 1058 | /* d0 */ |
ca164297 | 1059 | { PREGRP27 }, |
ce518a5f L |
1060 | { "psrlw", { MX, EM } }, |
1061 | { "psrld", { MX, EM } }, | |
1062 | { "psrlq", { MX, EM } }, | |
1063 | { "paddq", { MX, EM } }, | |
1064 | { "pmullw", { MX, EM } }, | |
041bd2e0 | 1065 | { PREGRP21 }, |
ce518a5f | 1066 | { "pmovmskb", { Gdq, MS } }, |
252b5132 | 1067 | /* d8 */ |
ce518a5f L |
1068 | { "psubusb", { MX, EM } }, |
1069 | { "psubusw", { MX, EM } }, | |
1070 | { "pminub", { MX, EM } }, | |
1071 | { "pand", { MX, EM } }, | |
1072 | { "paddusb", { MX, EM } }, | |
1073 | { "paddusw", { MX, EM } }, | |
1074 | { "pmaxub", { MX, EM } }, | |
1075 | { "pandn", { MX, EM } }, | |
252b5132 | 1076 | /* e0 */ |
ce518a5f L |
1077 | { "pavgb", { MX, EM } }, |
1078 | { "psraw", { MX, EM } }, | |
1079 | { "psrad", { MX, EM } }, | |
1080 | { "pavgw", { MX, EM } }, | |
1081 | { "pmulhuw", { MX, EM } }, | |
1082 | { "pmulhw", { MX, EM } }, | |
041bd2e0 | 1083 | { PREGRP15 }, |
0f17484f | 1084 | { PREGRP25 }, |
252b5132 | 1085 | /* e8 */ |
ce518a5f L |
1086 | { "psubsb", { MX, EM } }, |
1087 | { "psubsw", { MX, EM } }, | |
1088 | { "pminsw", { MX, EM } }, | |
1089 | { "por", { MX, EM } }, | |
1090 | { "paddsb", { MX, EM } }, | |
1091 | { "paddsw", { MX, EM } }, | |
1092 | { "pmaxsw", { MX, EM } }, | |
1093 | { "pxor", { MX, EM } }, | |
252b5132 | 1094 | /* f0 */ |
ca164297 | 1095 | { PREGRP32 }, |
ce518a5f L |
1096 | { "psllw", { MX, EM } }, |
1097 | { "pslld", { MX, EM } }, | |
1098 | { "psllq", { MX, EM } }, | |
1099 | { "pmuludq", { MX, EM } }, | |
1100 | { "pmaddwd", { MX, EM } }, | |
1101 | { "psadbw", { MX, EM } }, | |
041bd2e0 | 1102 | { PREGRP18 }, |
252b5132 | 1103 | /* f8 */ |
ce518a5f L |
1104 | { "psubb", { MX, EM } }, |
1105 | { "psubw", { MX, EM } }, | |
1106 | { "psubd", { MX, EM } }, | |
1107 | { "psubq", { MX, EM } }, | |
1108 | { "paddb", { MX, EM } }, | |
1109 | { "paddw", { MX, EM } }, | |
1110 | { "paddd", { MX, EM } }, | |
1111 | { "(bad)", { XX } }, | |
252b5132 RH |
1112 | }; |
1113 | ||
1114 | static const unsigned char onebyte_has_modrm[256] = { | |
c608c12e AM |
1115 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1116 | /* ------------------------------- */ | |
1117 | /* 00 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 00 */ | |
1118 | /* 10 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 10 */ | |
1119 | /* 20 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 20 */ | |
1120 | /* 30 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 30 */ | |
1121 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 40 */ | |
1122 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 50 */ | |
1123 | /* 60 */ 0,0,1,1,0,0,0,0,0,1,0,1,0,0,0,0, /* 60 */ | |
1124 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 70 */ | |
1125 | /* 80 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 80 */ | |
1126 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 90 */ | |
1127 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* a0 */ | |
1128 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* b0 */ | |
1129 | /* c0 */ 1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0, /* c0 */ | |
1130 | /* d0 */ 1,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* d0 */ | |
1131 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* e0 */ | |
1132 | /* f0 */ 0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1 /* f0 */ | |
1133 | /* ------------------------------- */ | |
1134 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
252b5132 RH |
1135 | }; |
1136 | ||
1137 | static const unsigned char twobyte_has_modrm[256] = { | |
c608c12e AM |
1138 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1139 | /* ------------------------------- */ | |
252b5132 | 1140 | /* 00 */ 1,1,1,1,0,0,0,0,0,0,0,0,0,1,0,1, /* 0f */ |
15965411 | 1141 | /* 10 */ 1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,1, /* 1f */ |
4bba6815 | 1142 | /* 20 */ 1,1,1,1,1,0,1,0,1,1,1,1,1,1,1,1, /* 2f */ |
331d2d0d | 1143 | /* 30 */ 0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0, /* 3f */ |
252b5132 | 1144 | /* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 4f */ |
4bba6815 AM |
1145 | /* 50 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 5f */ |
1146 | /* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 6f */ | |
90700ea2 | 1147 | /* 70 */ 1,1,1,1,1,1,1,0,1,1,0,0,1,1,1,1, /* 7f */ |
252b5132 RH |
1148 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1149 | /* 90 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 9f */ | |
30d1c836 | 1150 | /* a0 */ 0,0,0,1,1,1,1,1,0,0,0,1,1,1,1,1, /* af */ |
050dfa73 | 1151 | /* b0 */ 1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1, /* bf */ |
252b5132 | 1152 | /* c0 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* cf */ |
ca164297 | 1153 | /* d0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* df */ |
4bba6815 | 1154 | /* e0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ef */ |
ca164297 | 1155 | /* f0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0 /* ff */ |
c608c12e AM |
1156 | /* ------------------------------- */ |
1157 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1158 | }; | |
1159 | ||
eec0f4ca | 1160 | static const unsigned char twobyte_uses_DATA_prefix[256] = { |
c608c12e AM |
1161 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1162 | /* ------------------------------- */ | |
1163 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
ca164297 | 1164 | /* 10 */ 1,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0, /* 1f */ |
050dfa73 | 1165 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */ |
331d2d0d | 1166 | /* 30 */ 0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0, /* 3f */ |
c608c12e | 1167 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ |
041bd2e0 JH |
1168 | /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */ |
1169 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1, /* 6f */ | |
050dfa73 | 1170 | /* 70 */ 1,0,0,0,0,0,0,0,1,1,0,0,1,1,1,1, /* 7f */ |
c608c12e AM |
1171 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1172 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1173 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1174 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1175 | /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
ca164297 | 1176 | /* d0 */ 1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */ |
041bd2e0 | 1177 | /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */ |
ca164297 | 1178 | /* f0 */ 1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0 /* ff */ |
c608c12e AM |
1179 | /* ------------------------------- */ |
1180 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
252b5132 RH |
1181 | }; |
1182 | ||
eec0f4ca L |
1183 | static const unsigned char twobyte_uses_REPNZ_prefix[256] = { |
1184 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1185 | /* ------------------------------- */ | |
1186 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
1187 | /* 10 */ 1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1188 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */ | |
1189 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1190 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1191 | /* 50 */ 0,1,0,0,0,0,0,0,1,1,1,0,1,1,1,1, /* 5f */ | |
1192 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1193 | /* 70 */ 1,0,0,0,0,0,0,0,1,1,0,0,1,1,0,0, /* 7f */ | |
1194 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1195 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1196 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1197 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1198 | /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1199 | /* d0 */ 1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */ | |
1200 | /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */ | |
1201 | /* f0 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1202 | /* ------------------------------- */ | |
1203 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1204 | }; | |
1205 | ||
1206 | static const unsigned char twobyte_uses_REPZ_prefix[256] = { | |
1207 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1208 | /* ------------------------------- */ | |
1209 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
1210 | /* 10 */ 1,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1211 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */ | |
1212 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1213 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1214 | /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */ | |
1215 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1, /* 6f */ | |
1216 | /* 70 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1, /* 7f */ | |
1217 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1218 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1219 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1220 | /* b0 */ 0,0,0,0,0,0,0,0,1,0,0,0,0,1,0,0, /* bf */ | |
1221 | /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1222 | /* d0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */ | |
1223 | /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */ | |
1224 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1225 | /* ------------------------------- */ | |
1226 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1227 | }; | |
1228 | ||
1229 | /* This is used to determine if opcode 0f 38 XX uses DATA prefix. */ | |
1230 | static const unsigned char threebyte_0x38_uses_DATA_prefix[256] = { | |
1231 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1232 | /* ------------------------------- */ | |
1233 | /* 00 */ 1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0, /* 0f */ | |
1234 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,1,1,1,0, /* 1f */ | |
1235 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ | |
1236 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1237 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1238 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ | |
1239 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1240 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ | |
1241 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1242 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1243 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1244 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1245 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1246 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ | |
1247 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ | |
1248 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1249 | /* ------------------------------- */ | |
1250 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1251 | }; | |
1252 | ||
1253 | /* This is used to determine if opcode 0f 38 XX uses REPNZ prefix. */ | |
1254 | static const unsigned char threebyte_0x38_uses_REPNZ_prefix[256] = { | |
1255 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1256 | /* ------------------------------- */ | |
1257 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
1258 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1259 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ | |
1260 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1261 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1262 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ | |
1263 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1264 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ | |
1265 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1266 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1267 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1268 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1269 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1270 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ | |
1271 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ | |
1272 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1273 | /* ------------------------------- */ | |
1274 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1275 | }; | |
1276 | ||
1277 | /* This is used to determine if opcode 0f 38 XX uses REPZ prefix. */ | |
1278 | static const unsigned char threebyte_0x38_uses_REPZ_prefix[256] = { | |
1279 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1280 | /* ------------------------------- */ | |
1281 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
1282 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1283 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ | |
1284 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1285 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1286 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ | |
1287 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1288 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ | |
1289 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1290 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1291 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1292 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1293 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1294 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ | |
1295 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ | |
1296 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1297 | /* ------------------------------- */ | |
1298 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1299 | }; | |
1300 | ||
1301 | /* This is used to determine if opcode 0f 3a XX uses DATA prefix. */ | |
1302 | static const unsigned char threebyte_0x3a_uses_DATA_prefix[256] = { | |
1303 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1304 | /* ------------------------------- */ | |
1305 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1, /* 0f */ | |
1306 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1307 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ | |
1308 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1309 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1310 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ | |
1311 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1312 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ | |
1313 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1314 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1315 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1316 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1317 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1318 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ | |
1319 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ | |
1320 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1321 | /* ------------------------------- */ | |
1322 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1323 | }; | |
1324 | ||
1325 | /* This is used to determine if opcode 0f 3a XX uses REPNZ prefix. */ | |
1326 | static const unsigned char threebyte_0x3a_uses_REPNZ_prefix[256] = { | |
1327 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1328 | /* ------------------------------- */ | |
1329 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
1330 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1331 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ | |
1332 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1333 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1334 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ | |
1335 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1336 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ | |
1337 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1338 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1339 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1340 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1341 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1342 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ | |
1343 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ | |
1344 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1345 | /* ------------------------------- */ | |
1346 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1347 | }; | |
1348 | ||
1349 | /* This is used to determine if opcode 0f 3a XX uses REPZ prefix. */ | |
1350 | static const unsigned char threebyte_0x3a_uses_REPZ_prefix[256] = { | |
1351 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1352 | /* ------------------------------- */ | |
1353 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ | |
1354 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ | |
1355 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ | |
1356 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ | |
1357 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ | |
1358 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ | |
1359 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ | |
1360 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ | |
1361 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ | |
1362 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ | |
1363 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ | |
1364 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ | |
1365 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ | |
1366 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ | |
1367 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ | |
1368 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ | |
1369 | /* ------------------------------- */ | |
1370 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ | |
1371 | }; | |
1372 | ||
252b5132 RH |
1373 | static char obuf[100]; |
1374 | static char *obufp; | |
1375 | static char scratchbuf[100]; | |
1376 | static unsigned char *start_codep; | |
1377 | static unsigned char *insn_codep; | |
1378 | static unsigned char *codep; | |
1379 | static disassemble_info *the_info; | |
7967e09e L |
1380 | static struct |
1381 | { | |
1382 | int mod; | |
1383 | int rm; | |
1384 | int reg; | |
1385 | } | |
1386 | modrm; | |
4bba6815 | 1387 | static unsigned char need_modrm; |
252b5132 | 1388 | |
4bba6815 AM |
1389 | /* If we are accessing mod/rm/reg without need_modrm set, then the |
1390 | values are stale. Hitting this abort likely indicates that you | |
1391 | need to update onebyte_has_modrm or twobyte_has_modrm. */ | |
1392 | #define MODRM_CHECK if (!need_modrm) abort () | |
1393 | ||
d708bcba AM |
1394 | static const char **names64; |
1395 | static const char **names32; | |
1396 | static const char **names16; | |
1397 | static const char **names8; | |
1398 | static const char **names8rex; | |
1399 | static const char **names_seg; | |
1400 | static const char **index16; | |
1401 | ||
1402 | static const char *intel_names64[] = { | |
1403 | "rax", "rcx", "rdx", "rbx", "rsp", "rbp", "rsi", "rdi", | |
1404 | "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15" | |
1405 | }; | |
1406 | static const char *intel_names32[] = { | |
1407 | "eax", "ecx", "edx", "ebx", "esp", "ebp", "esi", "edi", | |
1408 | "r8d", "r9d", "r10d", "r11d", "r12d", "r13d", "r14d", "r15d" | |
1409 | }; | |
1410 | static const char *intel_names16[] = { | |
1411 | "ax", "cx", "dx", "bx", "sp", "bp", "si", "di", | |
1412 | "r8w", "r9w", "r10w", "r11w", "r12w", "r13w", "r14w", "r15w" | |
1413 | }; | |
1414 | static const char *intel_names8[] = { | |
1415 | "al", "cl", "dl", "bl", "ah", "ch", "dh", "bh", | |
1416 | }; | |
1417 | static const char *intel_names8rex[] = { | |
1418 | "al", "cl", "dl", "bl", "spl", "bpl", "sil", "dil", | |
1419 | "r8b", "r9b", "r10b", "r11b", "r12b", "r13b", "r14b", "r15b" | |
1420 | }; | |
1421 | static const char *intel_names_seg[] = { | |
1422 | "es", "cs", "ss", "ds", "fs", "gs", "?", "?", | |
1423 | }; | |
1424 | static const char *intel_index16[] = { | |
1425 | "bx+si", "bx+di", "bp+si", "bp+di", "si", "di", "bp", "bx" | |
1426 | }; | |
1427 | ||
1428 | static const char *att_names64[] = { | |
1429 | "%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi", | |
52b15da3 JH |
1430 | "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15" |
1431 | }; | |
d708bcba AM |
1432 | static const char *att_names32[] = { |
1433 | "%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi", | |
52b15da3 | 1434 | "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d" |
252b5132 | 1435 | }; |
d708bcba AM |
1436 | static const char *att_names16[] = { |
1437 | "%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di", | |
52b15da3 | 1438 | "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w" |
252b5132 | 1439 | }; |
d708bcba AM |
1440 | static const char *att_names8[] = { |
1441 | "%al", "%cl", "%dl", "%bl", "%ah", "%ch", "%dh", "%bh", | |
252b5132 | 1442 | }; |
d708bcba AM |
1443 | static const char *att_names8rex[] = { |
1444 | "%al", "%cl", "%dl", "%bl", "%spl", "%bpl", "%sil", "%dil", | |
52b15da3 JH |
1445 | "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b" |
1446 | }; | |
d708bcba AM |
1447 | static const char *att_names_seg[] = { |
1448 | "%es", "%cs", "%ss", "%ds", "%fs", "%gs", "%?", "%?", | |
252b5132 | 1449 | }; |
d708bcba AM |
1450 | static const char *att_index16[] = { |
1451 | "%bx,%si", "%bx,%di", "%bp,%si", "%bp,%di", "%si", "%di", "%bp", "%bx" | |
252b5132 RH |
1452 | }; |
1453 | ||
2da11e11 | 1454 | static const struct dis386 grps[][8] = { |
7967e09e L |
1455 | /* GRP1a */ |
1456 | { | |
1457 | { "popU", { stackEv } }, | |
1458 | { "(bad)", { XX } }, | |
1459 | { "(bad)", { XX } }, | |
1460 | { "(bad)", { XX } }, | |
1461 | { "(bad)", { XX } }, | |
1462 | { "(bad)", { XX } }, | |
1463 | { "(bad)", { XX } }, | |
1464 | { "(bad)", { XX } }, | |
1465 | }, | |
252b5132 RH |
1466 | /* GRP1b */ |
1467 | { | |
ce518a5f L |
1468 | { "addA", { Eb, Ib } }, |
1469 | { "orA", { Eb, Ib } }, | |
1470 | { "adcA", { Eb, Ib } }, | |
1471 | { "sbbA", { Eb, Ib } }, | |
1472 | { "andA", { Eb, Ib } }, | |
1473 | { "subA", { Eb, Ib } }, | |
1474 | { "xorA", { Eb, Ib } }, | |
1475 | { "cmpA", { Eb, Ib } }, | |
252b5132 RH |
1476 | }, |
1477 | /* GRP1S */ | |
1478 | { | |
ce518a5f L |
1479 | { "addQ", { Ev, Iv } }, |
1480 | { "orQ", { Ev, Iv } }, | |
1481 | { "adcQ", { Ev, Iv } }, | |
1482 | { "sbbQ", { Ev, Iv } }, | |
1483 | { "andQ", { Ev, Iv } }, | |
1484 | { "subQ", { Ev, Iv } }, | |
1485 | { "xorQ", { Ev, Iv } }, | |
1486 | { "cmpQ", { Ev, Iv } }, | |
252b5132 RH |
1487 | }, |
1488 | /* GRP1Ss */ | |
1489 | { | |
ce518a5f L |
1490 | { "addQ", { Ev, sIb } }, |
1491 | { "orQ", { Ev, sIb } }, | |
1492 | { "adcQ", { Ev, sIb } }, | |
1493 | { "sbbQ", { Ev, sIb } }, | |
1494 | { "andQ", { Ev, sIb } }, | |
1495 | { "subQ", { Ev, sIb } }, | |
1496 | { "xorQ", { Ev, sIb } }, | |
1497 | { "cmpQ", { Ev, sIb } }, | |
252b5132 RH |
1498 | }, |
1499 | /* GRP2b */ | |
1500 | { | |
ce518a5f L |
1501 | { "rolA", { Eb, Ib } }, |
1502 | { "rorA", { Eb, Ib } }, | |
1503 | { "rclA", { Eb, Ib } }, | |
1504 | { "rcrA", { Eb, Ib } }, | |
1505 | { "shlA", { Eb, Ib } }, | |
1506 | { "shrA", { Eb, Ib } }, | |
1507 | { "(bad)", { XX } }, | |
1508 | { "sarA", { Eb, Ib } }, | |
252b5132 RH |
1509 | }, |
1510 | /* GRP2S */ | |
1511 | { | |
ce518a5f L |
1512 | { "rolQ", { Ev, Ib } }, |
1513 | { "rorQ", { Ev, Ib } }, | |
1514 | { "rclQ", { Ev, Ib } }, | |
1515 | { "rcrQ", { Ev, Ib } }, | |
1516 | { "shlQ", { Ev, Ib } }, | |
1517 | { "shrQ", { Ev, Ib } }, | |
1518 | { "(bad)", { XX } }, | |
1519 | { "sarQ", { Ev, Ib } }, | |
252b5132 RH |
1520 | }, |
1521 | /* GRP2b_one */ | |
1522 | { | |
ce518a5f L |
1523 | { "rolA", { Eb, I1 } }, |
1524 | { "rorA", { Eb, I1 } }, | |
1525 | { "rclA", { Eb, I1 } }, | |
1526 | { "rcrA", { Eb, I1 } }, | |
1527 | { "shlA", { Eb, I1 } }, | |
1528 | { "shrA", { Eb, I1 } }, | |
1529 | { "(bad)", { XX } }, | |
1530 | { "sarA", { Eb, I1 } }, | |
252b5132 RH |
1531 | }, |
1532 | /* GRP2S_one */ | |
1533 | { | |
ce518a5f L |
1534 | { "rolQ", { Ev, I1 } }, |
1535 | { "rorQ", { Ev, I1 } }, | |
1536 | { "rclQ", { Ev, I1 } }, | |
1537 | { "rcrQ", { Ev, I1 } }, | |
1538 | { "shlQ", { Ev, I1 } }, | |
1539 | { "shrQ", { Ev, I1 } }, | |
1540 | { "(bad)", { XX } }, | |
1541 | { "sarQ", { Ev, I1 } }, | |
252b5132 RH |
1542 | }, |
1543 | /* GRP2b_cl */ | |
1544 | { | |
ce518a5f L |
1545 | { "rolA", { Eb, CL } }, |
1546 | { "rorA", { Eb, CL } }, | |
1547 | { "rclA", { Eb, CL } }, | |
1548 | { "rcrA", { Eb, CL } }, | |
1549 | { "shlA", { Eb, CL } }, | |
1550 | { "shrA", { Eb, CL } }, | |
1551 | { "(bad)", { XX } }, | |
1552 | { "sarA", { Eb, CL } }, | |
252b5132 RH |
1553 | }, |
1554 | /* GRP2S_cl */ | |
1555 | { | |
ce518a5f L |
1556 | { "rolQ", { Ev, CL } }, |
1557 | { "rorQ", { Ev, CL } }, | |
1558 | { "rclQ", { Ev, CL } }, | |
1559 | { "rcrQ", { Ev, CL } }, | |
1560 | { "shlQ", { Ev, CL } }, | |
1561 | { "shrQ", { Ev, CL } }, | |
1562 | { "(bad)", { XX } }, | |
1563 | { "sarQ", { Ev, CL } }, | |
252b5132 RH |
1564 | }, |
1565 | /* GRP3b */ | |
1566 | { | |
ce518a5f L |
1567 | { "testA", { Eb, Ib } }, |
1568 | { "(bad)", { Eb } }, | |
1569 | { "notA", { Eb } }, | |
1570 | { "negA", { Eb } }, | |
1571 | { "mulA", { Eb } }, /* Don't print the implicit %al register, */ | |
1572 | { "imulA", { Eb } }, /* to distinguish these opcodes from other */ | |
1573 | { "divA", { Eb } }, /* mul/imul opcodes. Do the same for div */ | |
1574 | { "idivA", { Eb } }, /* and idiv for consistency. */ | |
252b5132 RH |
1575 | }, |
1576 | /* GRP3S */ | |
1577 | { | |
ce518a5f L |
1578 | { "testQ", { Ev, Iv } }, |
1579 | { "(bad)", { XX } }, | |
1580 | { "notQ", { Ev } }, | |
1581 | { "negQ", { Ev } }, | |
1582 | { "mulQ", { Ev } }, /* Don't print the implicit register. */ | |
1583 | { "imulQ", { Ev } }, | |
1584 | { "divQ", { Ev } }, | |
1585 | { "idivQ", { Ev } }, | |
252b5132 RH |
1586 | }, |
1587 | /* GRP4 */ | |
1588 | { | |
ce518a5f L |
1589 | { "incA", { Eb } }, |
1590 | { "decA", { Eb } }, | |
1591 | { "(bad)", { XX } }, | |
1592 | { "(bad)", { XX } }, | |
1593 | { "(bad)", { XX } }, | |
1594 | { "(bad)", { XX } }, | |
1595 | { "(bad)", { XX } }, | |
1596 | { "(bad)", { XX } }, | |
252b5132 RH |
1597 | }, |
1598 | /* GRP5 */ | |
1599 | { | |
ce518a5f L |
1600 | { "incQ", { Ev } }, |
1601 | { "decQ", { Ev } }, | |
1602 | { "callT", { indirEv } }, | |
1603 | { "JcallT", { indirEp } }, | |
1604 | { "jmpT", { indirEv } }, | |
1605 | { "JjmpT", { indirEp } }, | |
1606 | { "pushU", { stackEv } }, | |
1607 | { "(bad)", { XX } }, | |
252b5132 RH |
1608 | }, |
1609 | /* GRP6 */ | |
1610 | { | |
ce518a5f L |
1611 | { "sldtD", { Sv } }, |
1612 | { "strD", { Sv } }, | |
1613 | { "lldt", { Ew } }, | |
1614 | { "ltr", { Ew } }, | |
1615 | { "verr", { Ew } }, | |
1616 | { "verw", { Ew } }, | |
1617 | { "(bad)", { XX } }, | |
1618 | { "(bad)", { XX } }, | |
252b5132 RH |
1619 | }, |
1620 | /* GRP7 */ | |
1621 | { | |
ce518a5f L |
1622 | { "sgdt{Q|IQ||}", { { VMX_Fixup, 0 } } }, |
1623 | { "sidt{Q|IQ||}", { { PNI_Fixup, 0 } } }, | |
1624 | { "lgdt{Q|Q||}", { M } }, | |
1625 | { "lidt{Q|Q||}", { { SVME_Fixup, 0 } } }, | |
1626 | { "smswD", { Sv } }, | |
1627 | { "(bad)", { XX } }, | |
1628 | { "lmsw", { Ew } }, | |
1629 | { "invlpg", { { INVLPG_Fixup, w_mode } } }, | |
252b5132 RH |
1630 | }, |
1631 | /* GRP8 */ | |
1632 | { | |
ce518a5f L |
1633 | { "(bad)", { XX } }, |
1634 | { "(bad)", { XX } }, | |
1635 | { "(bad)", { XX } }, | |
1636 | { "(bad)", { XX } }, | |
1637 | { "btQ", { Ev, Ib } }, | |
1638 | { "btsQ", { Ev, Ib } }, | |
1639 | { "btrQ", { Ev, Ib } }, | |
1640 | { "btcQ", { Ev, Ib } }, | |
252b5132 RH |
1641 | }, |
1642 | /* GRP9 */ | |
1643 | { | |
ce518a5f L |
1644 | { "(bad)", { XX } }, |
1645 | { "cmpxchg8b", { { CMPXCHG8B_Fixup, q_mode } } }, | |
1646 | { "(bad)", { XX } }, | |
1647 | { "(bad)", { XX } }, | |
1648 | { "(bad)", { XX } }, | |
1649 | { "(bad)", { XX } }, | |
1650 | { "", { VM } }, /* See OP_VMX. */ | |
1651 | { "vmptrst", { Mq } }, | |
252b5132 | 1652 | }, |
a6bd098c L |
1653 | /* GRP11_C6 */ |
1654 | { | |
ce518a5f L |
1655 | { "movA", { Eb, Ib } }, |
1656 | { "(bad)", { XX } }, | |
1657 | { "(bad)", { XX } }, | |
1658 | { "(bad)", { XX } }, | |
1659 | { "(bad)", { XX } }, | |
1660 | { "(bad)", { XX } }, | |
1661 | { "(bad)", { XX } }, | |
1662 | { "(bad)", { XX } }, | |
a6bd098c L |
1663 | }, |
1664 | /* GRP11_C7 */ | |
1665 | { | |
ce518a5f L |
1666 | { "movQ", { Ev, Iv } }, |
1667 | { "(bad)", { XX } }, | |
1668 | { "(bad)", { XX } }, | |
1669 | { "(bad)", { XX } }, | |
1670 | { "(bad)", { XX } }, | |
1671 | { "(bad)", { XX } }, | |
1672 | { "(bad)", { XX } }, | |
1673 | { "(bad)", { XX } }, | |
a6bd098c | 1674 | }, |
b3882df9 | 1675 | /* GRP12 */ |
252b5132 | 1676 | { |
ce518a5f L |
1677 | { "(bad)", { XX } }, |
1678 | { "(bad)", { XX } }, | |
1679 | { "psrlw", { MS, Ib } }, | |
1680 | { "(bad)", { XX } }, | |
1681 | { "psraw", { MS, Ib } }, | |
1682 | { "(bad)", { XX } }, | |
1683 | { "psllw", { MS, Ib } }, | |
1684 | { "(bad)", { XX } }, | |
252b5132 | 1685 | }, |
b3882df9 | 1686 | /* GRP13 */ |
252b5132 | 1687 | { |
ce518a5f L |
1688 | { "(bad)", { XX } }, |
1689 | { "(bad)", { XX } }, | |
1690 | { "psrld", { MS, Ib } }, | |
1691 | { "(bad)", { XX } }, | |
1692 | { "psrad", { MS, Ib } }, | |
1693 | { "(bad)", { XX } }, | |
1694 | { "pslld", { MS, Ib } }, | |
1695 | { "(bad)", { XX } }, | |
252b5132 | 1696 | }, |
b3882df9 | 1697 | /* GRP14 */ |
252b5132 | 1698 | { |
ce518a5f L |
1699 | { "(bad)", { XX } }, |
1700 | { "(bad)", { XX } }, | |
1701 | { "psrlq", { MS, Ib } }, | |
1702 | { "psrldq", { MS, Ib } }, | |
1703 | { "(bad)", { XX } }, | |
1704 | { "(bad)", { XX } }, | |
1705 | { "psllq", { MS, Ib } }, | |
1706 | { "pslldq", { MS, Ib } }, | |
252b5132 | 1707 | }, |
b3882df9 | 1708 | /* GRP15 */ |
252b5132 | 1709 | { |
ce518a5f L |
1710 | { "fxsave", { Ev } }, |
1711 | { "fxrstor", { Ev } }, | |
1712 | { "ldmxcsr", { Ev } }, | |
1713 | { "stmxcsr", { Ev } }, | |
1714 | { "(bad)", { XX } }, | |
1715 | { "lfence", { { OP_0fae, 0 } } }, | |
1716 | { "mfence", { { OP_0fae, 0 } } }, | |
1717 | { "clflush", { { OP_0fae, 0 } } }, | |
c608c12e | 1718 | }, |
b3882df9 | 1719 | /* GRP16 */ |
c608c12e | 1720 | { |
ce518a5f L |
1721 | { "prefetchnta", { Ev } }, |
1722 | { "prefetcht0", { Ev } }, | |
1723 | { "prefetcht1", { Ev } }, | |
1724 | { "prefetcht2", { Ev } }, | |
1725 | { "(bad)", { XX } }, | |
1726 | { "(bad)", { XX } }, | |
1727 | { "(bad)", { XX } }, | |
1728 | { "(bad)", { XX } }, | |
252b5132 | 1729 | }, |
c608c12e | 1730 | /* GRPAMD */ |
252b5132 | 1731 | { |
ce518a5f L |
1732 | { "prefetch", { Eb } }, |
1733 | { "prefetchw", { Eb } }, | |
1734 | { "(bad)", { XX } }, | |
1735 | { "(bad)", { XX } }, | |
1736 | { "(bad)", { XX } }, | |
1737 | { "(bad)", { XX } }, | |
1738 | { "(bad)", { XX } }, | |
1739 | { "(bad)", { XX } }, | |
0f10071e | 1740 | }, |
30d1c836 | 1741 | /* GRPPADLCK1 */ |
cc0ec051 | 1742 | { |
ce518a5f L |
1743 | { "xstore-rng", { { OP_0f07, 0 } } }, |
1744 | { "xcrypt-ecb", { { OP_0f07, 0 } } }, | |
1745 | { "xcrypt-cbc", { { OP_0f07, 0 } } }, | |
1746 | { "xcrypt-ctr", { { OP_0f07, 0 } } }, | |
1747 | { "xcrypt-cfb", { { OP_0f07, 0 } } }, | |
1748 | { "xcrypt-ofb", { { OP_0f07, 0 } } }, | |
1749 | { "(bad)", { { OP_0f07, 0 } } }, | |
1750 | { "(bad)", { { OP_0f07, 0 } } }, | |
30d1c836 ML |
1751 | }, |
1752 | /* GRPPADLCK2 */ | |
1753 | { | |
ce518a5f L |
1754 | { "montmul", { { OP_0f07, 0 } } }, |
1755 | { "xsha1", { { OP_0f07, 0 } } }, | |
1756 | { "xsha256", { { OP_0f07, 0 } } }, | |
1757 | { "(bad)", { { OP_0f07, 0 } } }, | |
1758 | { "(bad)", { { OP_0f07, 0 } } }, | |
1759 | { "(bad)", { { OP_0f07, 0 } } }, | |
1760 | { "(bad)", { { OP_0f07, 0 } } }, | |
1761 | { "(bad)", { { OP_0f07, 0 } } }, | |
252b5132 | 1762 | } |
252b5132 RH |
1763 | }; |
1764 | ||
041bd2e0 | 1765 | static const struct dis386 prefix_user_table[][4] = { |
c608c12e AM |
1766 | /* PREGRP0 */ |
1767 | { | |
ce518a5f L |
1768 | { "addps", { XM, EX } }, |
1769 | { "addss", { XM, EX } }, | |
1770 | { "addpd", { XM, EX } }, | |
1771 | { "addsd", { XM, EX } }, | |
c608c12e AM |
1772 | }, |
1773 | /* PREGRP1 */ | |
1774 | { | |
ce518a5f L |
1775 | { "", { XM, EX, OPSIMD } }, /* See OP_SIMD_SUFFIX. */ |
1776 | { "", { XM, EX, OPSIMD } }, | |
1777 | { "", { XM, EX, OPSIMD } }, | |
1778 | { "", { XM, EX, OPSIMD } }, | |
c608c12e AM |
1779 | }, |
1780 | /* PREGRP2 */ | |
1781 | { | |
ce518a5f L |
1782 | { "cvtpi2ps", { XM, EMC } }, |
1783 | { "cvtsi2ssY", { XM, Ev } }, | |
1784 | { "cvtpi2pd", { XM, EMC } }, | |
1785 | { "cvtsi2sdY", { XM, Ev } }, | |
c608c12e AM |
1786 | }, |
1787 | /* PREGRP3 */ | |
1788 | { | |
ce518a5f L |
1789 | { "cvtps2pi", { MXC, EX } }, |
1790 | { "cvtss2siY", { Gv, EX } }, | |
1791 | { "cvtpd2pi", { MXC, EX } }, | |
1792 | { "cvtsd2siY", { Gv, EX } }, | |
c608c12e AM |
1793 | }, |
1794 | /* PREGRP4 */ | |
1795 | { | |
ce518a5f L |
1796 | { "cvttps2pi", { MXC, EX } }, |
1797 | { "cvttss2siY", { Gv, EX } }, | |
1798 | { "cvttpd2pi", { MXC, EX } }, | |
1799 | { "cvttsd2siY", { Gv, EX } }, | |
c608c12e AM |
1800 | }, |
1801 | /* PREGRP5 */ | |
1802 | { | |
ce518a5f L |
1803 | { "divps", { XM, EX } }, |
1804 | { "divss", { XM, EX } }, | |
1805 | { "divpd", { XM, EX } }, | |
1806 | { "divsd", { XM, EX } }, | |
c608c12e AM |
1807 | }, |
1808 | /* PREGRP6 */ | |
1809 | { | |
ce518a5f L |
1810 | { "maxps", { XM, EX } }, |
1811 | { "maxss", { XM, EX } }, | |
1812 | { "maxpd", { XM, EX } }, | |
1813 | { "maxsd", { XM, EX } }, | |
c608c12e AM |
1814 | }, |
1815 | /* PREGRP7 */ | |
1816 | { | |
ce518a5f L |
1817 | { "minps", { XM, EX } }, |
1818 | { "minss", { XM, EX } }, | |
1819 | { "minpd", { XM, EX } }, | |
1820 | { "minsd", { XM, EX } }, | |
c608c12e AM |
1821 | }, |
1822 | /* PREGRP8 */ | |
1823 | { | |
ce518a5f L |
1824 | { "movups", { XM, EX } }, |
1825 | { "movss", { XM, EX } }, | |
1826 | { "movupd", { XM, EX } }, | |
1827 | { "movsd", { XM, EX } }, | |
c608c12e AM |
1828 | }, |
1829 | /* PREGRP9 */ | |
1830 | { | |
ce518a5f L |
1831 | { "movups", { EX, XM } }, |
1832 | { "movss", { EX, XM } }, | |
1833 | { "movupd", { EX, XM } }, | |
1834 | { "movsd", { EX, XM } }, | |
c608c12e AM |
1835 | }, |
1836 | /* PREGRP10 */ | |
1837 | { | |
ce518a5f L |
1838 | { "mulps", { XM, EX } }, |
1839 | { "mulss", { XM, EX } }, | |
1840 | { "mulpd", { XM, EX } }, | |
1841 | { "mulsd", { XM, EX } }, | |
c608c12e AM |
1842 | }, |
1843 | /* PREGRP11 */ | |
1844 | { | |
ce518a5f L |
1845 | { "rcpps", { XM, EX } }, |
1846 | { "rcpss", { XM, EX } }, | |
1847 | { "(bad)", { XM, EX } }, | |
1848 | { "(bad)", { XM, EX } }, | |
c608c12e AM |
1849 | }, |
1850 | /* PREGRP12 */ | |
1851 | { | |
ce518a5f L |
1852 | { "rsqrtps",{ XM, EX } }, |
1853 | { "rsqrtss",{ XM, EX } }, | |
1854 | { "(bad)", { XM, EX } }, | |
1855 | { "(bad)", { XM, EX } }, | |
c608c12e AM |
1856 | }, |
1857 | /* PREGRP13 */ | |
1858 | { | |
ce518a5f L |
1859 | { "sqrtps", { XM, EX } }, |
1860 | { "sqrtss", { XM, EX } }, | |
1861 | { "sqrtpd", { XM, EX } }, | |
1862 | { "sqrtsd", { XM, EX } }, | |
c608c12e AM |
1863 | }, |
1864 | /* PREGRP14 */ | |
1865 | { | |
ce518a5f L |
1866 | { "subps", { XM, EX } }, |
1867 | { "subss", { XM, EX } }, | |
1868 | { "subpd", { XM, EX } }, | |
1869 | { "subsd", { XM, EX } }, | |
041bd2e0 JH |
1870 | }, |
1871 | /* PREGRP15 */ | |
1872 | { | |
ce518a5f L |
1873 | { "(bad)", { XM, EX } }, |
1874 | { "cvtdq2pd", { XM, EX } }, | |
1875 | { "cvttpd2dq", { XM, EX } }, | |
1876 | { "cvtpd2dq", { XM, EX } }, | |
041bd2e0 JH |
1877 | }, |
1878 | /* PREGRP16 */ | |
1879 | { | |
ce518a5f L |
1880 | { "cvtdq2ps", { XM, EX } }, |
1881 | { "cvttps2dq", { XM, EX } }, | |
1882 | { "cvtps2dq", { XM, EX } }, | |
1883 | { "(bad)", { XM, EX } }, | |
041bd2e0 JH |
1884 | }, |
1885 | /* PREGRP17 */ | |
1886 | { | |
ce518a5f L |
1887 | { "cvtps2pd", { XM, EX } }, |
1888 | { "cvtss2sd", { XM, EX } }, | |
1889 | { "cvtpd2ps", { XM, EX } }, | |
1890 | { "cvtsd2ss", { XM, EX } }, | |
041bd2e0 JH |
1891 | }, |
1892 | /* PREGRP18 */ | |
1893 | { | |
ce518a5f L |
1894 | { "maskmovq", { MX, MS } }, |
1895 | { "(bad)", { XM, EX } }, | |
1896 | { "maskmovdqu", { XM, XS } }, | |
1897 | { "(bad)", { XM, EX } }, | |
041bd2e0 JH |
1898 | }, |
1899 | /* PREGRP19 */ | |
1900 | { | |
ce518a5f L |
1901 | { "movq", { MX, EM } }, |
1902 | { "movdqu", { XM, EX } }, | |
1903 | { "movdqa", { XM, EX } }, | |
1904 | { "(bad)", { XM, EX } }, | |
041bd2e0 JH |
1905 | }, |
1906 | /* PREGRP20 */ | |
1907 | { | |
ce518a5f L |
1908 | { "movq", { EM, MX } }, |
1909 | { "movdqu", { EX, XM } }, | |
1910 | { "movdqa", { EX, XM } }, | |
1911 | { "(bad)", { EX, XM } }, | |
041bd2e0 JH |
1912 | }, |
1913 | /* PREGRP21 */ | |
1914 | { | |
ce518a5f L |
1915 | { "(bad)", { EX, XM } }, |
1916 | { "movq2dq",{ XM, MS } }, | |
1917 | { "movq", { EX, XM } }, | |
1918 | { "movdq2q",{ MX, XS } }, | |
041bd2e0 JH |
1919 | }, |
1920 | /* PREGRP22 */ | |
1921 | { | |
ce518a5f L |
1922 | { "pshufw", { MX, EM, Ib } }, |
1923 | { "pshufhw",{ XM, EX, Ib } }, | |
1924 | { "pshufd", { XM, EX, Ib } }, | |
1925 | { "pshuflw",{ XM, EX, Ib } }, | |
041bd2e0 JH |
1926 | }, |
1927 | /* PREGRP23 */ | |
1928 | { | |
ce518a5f L |
1929 | { "movd", { Edq, MX } }, |
1930 | { "movq", { XM, EX } }, | |
1931 | { "movd", { Edq, XM } }, | |
1932 | { "(bad)", { Ed, XM } }, | |
041bd2e0 JH |
1933 | }, |
1934 | /* PREGRP24 */ | |
1935 | { | |
ce518a5f L |
1936 | { "(bad)", { MX, EX } }, |
1937 | { "(bad)", { XM, EX } }, | |
1938 | { "punpckhqdq", { XM, EX } }, | |
1939 | { "(bad)", { XM, EX } }, | |
0f17484f AM |
1940 | }, |
1941 | /* PREGRP25 */ | |
1942 | { | |
ce518a5f L |
1943 | { "movntq", { EM, MX } }, |
1944 | { "(bad)", { EM, XM } }, | |
1945 | { "movntdq",{ EM, XM } }, | |
1946 | { "(bad)", { EM, XM } }, | |
0f17484f AM |
1947 | }, |
1948 | /* PREGRP26 */ | |
1949 | { | |
ce518a5f L |
1950 | { "(bad)", { MX, EX } }, |
1951 | { "(bad)", { XM, EX } }, | |
1952 | { "punpcklqdq", { XM, EX } }, | |
1953 | { "(bad)", { XM, EX } }, | |
041bd2e0 | 1954 | }, |
ca164297 L |
1955 | /* PREGRP27 */ |
1956 | { | |
ce518a5f L |
1957 | { "(bad)", { MX, EX } }, |
1958 | { "(bad)", { XM, EX } }, | |
1959 | { "addsubpd", { XM, EX } }, | |
1960 | { "addsubps", { XM, EX } }, | |
ca164297 L |
1961 | }, |
1962 | /* PREGRP28 */ | |
1963 | { | |
ce518a5f L |
1964 | { "(bad)", { MX, EX } }, |
1965 | { "(bad)", { XM, EX } }, | |
1966 | { "haddpd", { XM, EX } }, | |
1967 | { "haddps", { XM, EX } }, | |
ca164297 L |
1968 | }, |
1969 | /* PREGRP29 */ | |
1970 | { | |
ce518a5f L |
1971 | { "(bad)", { MX, EX } }, |
1972 | { "(bad)", { XM, EX } }, | |
1973 | { "hsubpd", { XM, EX } }, | |
1974 | { "hsubps", { XM, EX } }, | |
ca164297 L |
1975 | }, |
1976 | /* PREGRP30 */ | |
1977 | { | |
ce518a5f L |
1978 | { "movlpX", { XM, EX, { SIMD_Fixup, 'h' } } }, /* really only 2 operands */ |
1979 | { "movsldup", { XM, EX } }, | |
1980 | { "movlpd", { XM, EX } }, | |
1981 | { "movddup", { XM, EX } }, | |
ca164297 L |
1982 | }, |
1983 | /* PREGRP31 */ | |
1984 | { | |
ce518a5f L |
1985 | { "movhpX", { XM, EX, { SIMD_Fixup, 'l' } } }, |
1986 | { "movshdup", { XM, EX } }, | |
1987 | { "movhpd", { XM, EX } }, | |
1988 | { "(bad)", { XM, EX } }, | |
ca164297 L |
1989 | }, |
1990 | /* PREGRP32 */ | |
1991 | { | |
ce518a5f L |
1992 | { "(bad)", { XM, EX } }, |
1993 | { "(bad)", { XM, EX } }, | |
1994 | { "(bad)", { XM, EX } }, | |
1995 | { "lddqu", { XM, M } }, | |
ca164297 | 1996 | }, |
050dfa73 MM |
1997 | /* PREGRP33 */ |
1998 | { | |
ce518a5f L |
1999 | {"movntps", { Ev, XM } }, |
2000 | {"movntss", { Ev, XM } }, | |
2001 | {"movntpd", { Ev, XM } }, | |
2002 | {"movntsd", { Ev, XM } }, | |
050dfa73 MM |
2003 | }, |
2004 | ||
2005 | /* PREGRP34 */ | |
2006 | { | |
ce518a5f L |
2007 | {"vmread", { Em, Gm } }, |
2008 | {"(bad)", { XX } }, | |
2009 | {"extrq", { XS, Ib, Ib } }, | |
2010 | {"insertq", { XM, XS, Ib, Ib } }, | |
050dfa73 MM |
2011 | }, |
2012 | ||
2013 | /* PREGRP35 */ | |
2014 | { | |
ce518a5f L |
2015 | {"vmwrite", { Gm, Em } }, |
2016 | {"(bad)", { XX } }, | |
2017 | {"extrq", { XM, XS } }, | |
2018 | {"insertq", { XM, XS } }, | |
050dfa73 MM |
2019 | }, |
2020 | ||
2021 | /* PREGRP36 */ | |
2022 | { | |
ce518a5f L |
2023 | { "bsrS", { Gv, Ev } }, |
2024 | { "lzcntS", { Gv, Ev } }, | |
2025 | { "bsrS", { Gv, Ev } }, | |
2026 | { "(bad)", { XX } }, | |
050dfa73 MM |
2027 | }, |
2028 | ||
7918206c MM |
2029 | /* PREGRP37 */ |
2030 | { | |
d25a0fc5 | 2031 | { "(bad)", { XX } }, |
ce518a5f | 2032 | { "popcntS", { Gv, Ev } }, |
d25a0fc5 L |
2033 | { "(bad)", { XX } }, |
2034 | { "(bad)", { XX } }, | |
7918206c | 2035 | }, |
8b38ad71 L |
2036 | |
2037 | /* PREGRP38 */ | |
2038 | { | |
2039 | { "xchgS", { { NOP_Fixup1, eAX_reg }, { NOP_Fixup2, eAX_reg } } }, | |
2040 | { "pause", { XX } }, | |
2041 | { "xchgS", { { NOP_Fixup1, eAX_reg }, { NOP_Fixup2, eAX_reg } } }, | |
2042 | { "(bad)", { XX } }, | |
2043 | }, | |
c608c12e AM |
2044 | }; |
2045 | ||
6439fc28 AM |
2046 | static const struct dis386 x86_64_table[][2] = { |
2047 | { | |
ce518a5f L |
2048 | { "pusha{P|}", { XX } }, |
2049 | { "(bad)", { XX } }, | |
5f754f58 L |
2050 | }, |
2051 | { | |
ce518a5f L |
2052 | { "popa{P|}", { XX } }, |
2053 | { "(bad)", { XX } }, | |
5f754f58 L |
2054 | }, |
2055 | { | |
ce518a5f L |
2056 | { "bound{S|}", { Gv, Ma } }, |
2057 | { "(bad)", { XX } }, | |
5f754f58 L |
2058 | }, |
2059 | { | |
ce518a5f L |
2060 | { "arpl", { Ew, Gw } }, |
2061 | { "movs{||lq|xd}", { Gv, Ed } }, | |
6439fc28 AM |
2062 | }, |
2063 | }; | |
2064 | ||
96fbad73 | 2065 | static const struct dis386 three_byte_table[][256] = { |
331d2d0d L |
2066 | /* THREE_BYTE_0 */ |
2067 | { | |
96fbad73 | 2068 | /* 00 */ |
ce518a5f L |
2069 | { "pshufb", { MX, EM } }, |
2070 | { "phaddw", { MX, EM } }, | |
2071 | { "phaddd", { MX, EM } }, | |
2072 | { "phaddsw", { MX, EM } }, | |
2073 | { "pmaddubsw", { MX, EM } }, | |
2074 | { "phsubw", { MX, EM } }, | |
2075 | { "phsubd", { MX, EM } }, | |
2076 | { "phsubsw", { MX, EM } }, | |
96fbad73 | 2077 | /* 08 */ |
ce518a5f L |
2078 | { "psignb", { MX, EM } }, |
2079 | { "psignw", { MX, EM } }, | |
2080 | { "psignd", { MX, EM } }, | |
2081 | { "pmulhrsw", { MX, EM } }, | |
2082 | { "(bad)", { XX } }, | |
2083 | { "(bad)", { XX } }, | |
2084 | { "(bad)", { XX } }, | |
2085 | { "(bad)", { XX } }, | |
96fbad73 | 2086 | /* 10 */ |
ce518a5f L |
2087 | { "(bad)", { XX } }, |
2088 | { "(bad)", { XX } }, | |
2089 | { "(bad)", { XX } }, | |
2090 | { "(bad)", { XX } }, | |
2091 | { "(bad)", { XX } }, | |
2092 | { "(bad)", { XX } }, | |
2093 | { "(bad)", { XX } }, | |
2094 | { "(bad)", { XX } }, | |
96fbad73 | 2095 | /* 18 */ |
ce518a5f L |
2096 | { "(bad)", { XX } }, |
2097 | { "(bad)", { XX } }, | |
2098 | { "(bad)", { XX } }, | |
2099 | { "(bad)", { XX } }, | |
2100 | { "pabsb", { MX, EM } }, | |
2101 | { "pabsw", { MX, EM } }, | |
2102 | { "pabsd", { MX, EM } }, | |
2103 | { "(bad)", { XX } }, | |
96fbad73 | 2104 | /* 20 */ |
ce518a5f L |
2105 | { "(bad)", { XX } }, |
2106 | { "(bad)", { XX } }, | |
2107 | { "(bad)", { XX } }, | |
2108 | { "(bad)", { XX } }, | |
2109 | { "(bad)", { XX } }, | |
2110 | { "(bad)", { XX } }, | |
2111 | { "(bad)", { XX } }, | |
2112 | { "(bad)", { XX } }, | |
96fbad73 | 2113 | /* 28 */ |
ce518a5f L |
2114 | { "(bad)", { XX } }, |
2115 | { "(bad)", { XX } }, | |
2116 | { "(bad)", { XX } }, | |
2117 | { "(bad)", { XX } }, | |
2118 | { "(bad)", { XX } }, | |
2119 | { "(bad)", { XX } }, | |
2120 | { "(bad)", { XX } }, | |
2121 | { "(bad)", { XX } }, | |
96fbad73 | 2122 | /* 30 */ |
ce518a5f L |
2123 | { "(bad)", { XX } }, |
2124 | { "(bad)", { XX } }, | |
2125 | { "(bad)", { XX } }, | |
2126 | { "(bad)", { XX } }, | |
2127 | { "(bad)", { XX } }, | |
2128 | { "(bad)", { XX } }, | |
2129 | { "(bad)", { XX } }, | |
2130 | { "(bad)", { XX } }, | |
96fbad73 | 2131 | /* 38 */ |
ce518a5f L |
2132 | { "(bad)", { XX } }, |
2133 | { "(bad)", { XX } }, | |
2134 | { "(bad)", { XX } }, | |
2135 | { "(bad)", { XX } }, | |
2136 | { "(bad)", { XX } }, | |
2137 | { "(bad)", { XX } }, | |
2138 | { "(bad)", { XX } }, | |
2139 | { "(bad)", { XX } }, | |
96fbad73 | 2140 | /* 40 */ |
ce518a5f L |
2141 | { "(bad)", { XX } }, |
2142 | { "(bad)", { XX } }, | |
2143 | { "(bad)", { XX } }, | |
2144 | { "(bad)", { XX } }, | |
2145 | { "(bad)", { XX } }, | |
2146 | { "(bad)", { XX } }, | |
2147 | { "(bad)", { XX } }, | |
2148 | { "(bad)", { XX } }, | |
96fbad73 | 2149 | /* 48 */ |
ce518a5f L |
2150 | { "(bad)", { XX } }, |
2151 | { "(bad)", { XX } }, | |
2152 | { "(bad)", { XX } }, | |
2153 | { "(bad)", { XX } }, | |
2154 | { "(bad)", { XX } }, | |
2155 | { "(bad)", { XX } }, | |
2156 | { "(bad)", { XX } }, | |
2157 | { "(bad)", { XX } }, | |
96fbad73 | 2158 | /* 50 */ |
ce518a5f L |
2159 | { "(bad)", { XX } }, |
2160 | { "(bad)", { XX } }, | |
2161 | { "(bad)", { XX } }, | |
2162 | { "(bad)", { XX } }, | |
2163 | { "(bad)", { XX } }, | |
2164 | { "(bad)", { XX } }, | |
2165 | { "(bad)", { XX } }, | |
2166 | { "(bad)", { XX } }, | |
96fbad73 | 2167 | /* 58 */ |
ce518a5f L |
2168 | { "(bad)", { XX } }, |
2169 | { "(bad)", { XX } }, | |
2170 | { "(bad)", { XX } }, | |
2171 | { "(bad)", { XX } }, | |
2172 | { "(bad)", { XX } }, | |
2173 | { "(bad)", { XX } }, | |
2174 | { "(bad)", { XX } }, | |
2175 | { "(bad)", { XX } }, | |
96fbad73 | 2176 | /* 60 */ |
ce518a5f L |
2177 | { "(bad)", { XX } }, |
2178 | { "(bad)", { XX } }, | |
2179 | { "(bad)", { XX } }, | |
2180 | { "(bad)", { XX } }, | |
2181 | { "(bad)", { XX } }, | |
2182 | { "(bad)", { XX } }, | |
2183 | { "(bad)", { XX } }, | |
2184 | { "(bad)", { XX } }, | |
96fbad73 | 2185 | /* 68 */ |
ce518a5f L |
2186 | { "(bad)", { XX } }, |
2187 | { "(bad)", { XX } }, | |
2188 | { "(bad)", { XX } }, | |
2189 | { "(bad)", { XX } }, | |
2190 | { "(bad)", { XX } }, | |
2191 | { "(bad)", { XX } }, | |
2192 | { "(bad)", { XX } }, | |
2193 | { "(bad)", { XX } }, | |
96fbad73 | 2194 | /* 70 */ |
ce518a5f L |
2195 | { "(bad)", { XX } }, |
2196 | { "(bad)", { XX } }, | |
2197 | { "(bad)", { XX } }, | |
2198 | { "(bad)", { XX } }, | |
2199 | { "(bad)", { XX } }, | |
2200 | { "(bad)", { XX } }, | |
2201 | { "(bad)", { XX } }, | |
2202 | { "(bad)", { XX } }, | |
96fbad73 | 2203 | /* 78 */ |
ce518a5f L |
2204 | { "(bad)", { XX } }, |
2205 | { "(bad)", { XX } }, | |
2206 | { "(bad)", { XX } }, | |
2207 | { "(bad)", { XX } }, | |
2208 | { "(bad)", { XX } }, | |
2209 | { "(bad)", { XX } }, | |
2210 | { "(bad)", { XX } }, | |
2211 | { "(bad)", { XX } }, | |
96fbad73 | 2212 | /* 80 */ |
ce518a5f L |
2213 | { "(bad)", { XX } }, |
2214 | { "(bad)", { XX } }, | |
2215 | { "(bad)", { XX } }, | |
2216 | { "(bad)", { XX } }, | |
2217 | { "(bad)", { XX } }, | |
2218 | { "(bad)", { XX } }, | |
2219 | { "(bad)", { XX } }, | |
2220 | { "(bad)", { XX } }, | |
96fbad73 | 2221 | /* 88 */ |
ce518a5f L |
2222 | { "(bad)", { XX } }, |
2223 | { "(bad)", { XX } }, | |
2224 | { "(bad)", { XX } }, | |
2225 | { "(bad)", { XX } }, | |
2226 | { "(bad)", { XX } }, | |
2227 | { "(bad)", { XX } }, | |
2228 | { "(bad)", { XX } }, | |
2229 | { "(bad)", { XX } }, | |
96fbad73 | 2230 | /* 90 */ |
ce518a5f L |
2231 | { "(bad)", { XX } }, |
2232 | { "(bad)", { XX } }, | |
2233 | { "(bad)", { XX } }, | |
2234 | { "(bad)", { XX } }, | |
2235 | { "(bad)", { XX } }, | |
2236 | { "(bad)", { XX } }, | |
2237 | { "(bad)", { XX } }, | |
2238 | { "(bad)", { XX } }, | |
96fbad73 | 2239 | /* 98 */ |
ce518a5f L |
2240 | { "(bad)", { XX } }, |
2241 | { "(bad)", { XX } }, | |
2242 | { "(bad)", { XX } }, | |
2243 | { "(bad)", { XX } }, | |
2244 | { "(bad)", { XX } }, | |
2245 | { "(bad)", { XX } }, | |
2246 | { "(bad)", { XX } }, | |
2247 | { "(bad)", { XX } }, | |
96fbad73 | 2248 | /* a0 */ |
ce518a5f L |
2249 | { "(bad)", { XX } }, |
2250 | { "(bad)", { XX } }, | |
2251 | { "(bad)", { XX } }, | |
2252 | { "(bad)", { XX } }, | |
2253 | { "(bad)", { XX } }, | |
2254 | { "(bad)", { XX } }, | |
2255 | { "(bad)", { XX } }, | |
2256 | { "(bad)", { XX } }, | |
96fbad73 | 2257 | /* a8 */ |
ce518a5f L |
2258 | { "(bad)", { XX } }, |
2259 | { "(bad)", { XX } }, | |
2260 | { "(bad)", { XX } }, | |
2261 | { "(bad)", { XX } }, | |
2262 | { "(bad)", { XX } }, | |
2263 | { "(bad)", { XX } }, | |
2264 | { "(bad)", { XX } }, | |
2265 | { "(bad)", { XX } }, | |
96fbad73 | 2266 | /* b0 */ |
ce518a5f L |
2267 | { "(bad)", { XX } }, |
2268 | { "(bad)", { XX } }, | |
2269 | { "(bad)", { XX } }, | |
2270 | { "(bad)", { XX } }, | |
2271 | { "(bad)", { XX } }, | |
2272 | { "(bad)", { XX } }, | |
2273 | { "(bad)", { XX } }, | |
2274 | { "(bad)", { XX } }, | |
96fbad73 | 2275 | /* b8 */ |
ce518a5f L |
2276 | { "(bad)", { XX } }, |
2277 | { "(bad)", { XX } }, | |
2278 | { "(bad)", { XX } }, | |
2279 | { "(bad)", { XX } }, | |
2280 | { "(bad)", { XX } }, | |
2281 | { "(bad)", { XX } }, | |
2282 | { "(bad)", { XX } }, | |
2283 | { "(bad)", { XX } }, | |
96fbad73 | 2284 | /* c0 */ |
ce518a5f L |
2285 | { "(bad)", { XX } }, |
2286 | { "(bad)", { XX } }, | |
2287 | { "(bad)", { XX } }, | |
2288 | { "(bad)", { XX } }, | |
2289 | { "(bad)", { XX } }, | |
2290 | { "(bad)", { XX } }, | |
2291 | { "(bad)", { XX } }, | |
2292 | { "(bad)", { XX } }, | |
96fbad73 | 2293 | /* c8 */ |
ce518a5f L |
2294 | { "(bad)", { XX } }, |
2295 | { "(bad)", { XX } }, | |
2296 | { "(bad)", { XX } }, | |
2297 | { "(bad)", { XX } }, | |
2298 | { "(bad)", { XX } }, | |
2299 | { "(bad)", { XX } }, | |
2300 | { "(bad)", { XX } }, | |
2301 | { "(bad)", { XX } }, | |
96fbad73 | 2302 | /* d0 */ |
ce518a5f L |
2303 | { "(bad)", { XX } }, |
2304 | { "(bad)", { XX } }, | |
2305 | { "(bad)", { XX } }, | |
2306 | { "(bad)", { XX } }, | |
2307 | { "(bad)", { XX } }, | |
2308 | { "(bad)", { XX } }, | |
2309 | { "(bad)", { XX } }, | |
2310 | { "(bad)", { XX } }, | |
96fbad73 | 2311 | /* d8 */ |
ce518a5f L |
2312 | { "(bad)", { XX } }, |
2313 | { "(bad)", { XX } }, | |
2314 | { "(bad)", { XX } }, | |
2315 | { "(bad)", { XX } }, | |
2316 | { "(bad)", { XX } }, | |
2317 | { "(bad)", { XX } }, | |
2318 | { "(bad)", { XX } }, | |
2319 | { "(bad)", { XX } }, | |
96fbad73 | 2320 | /* e0 */ |
ce518a5f L |
2321 | { "(bad)", { XX } }, |
2322 | { "(bad)", { XX } }, | |
2323 | { "(bad)", { XX } }, | |
2324 | { "(bad)", { XX } }, | |
2325 | { "(bad)", { XX } }, | |
2326 | { "(bad)", { XX } }, | |
2327 | { "(bad)", { XX } }, | |
2328 | { "(bad)", { XX } }, | |
96fbad73 | 2329 | /* e8 */ |
ce518a5f L |
2330 | { "(bad)", { XX } }, |
2331 | { "(bad)", { XX } }, | |
2332 | { "(bad)", { XX } }, | |
2333 | { "(bad)", { XX } }, | |
2334 | { "(bad)", { XX } }, | |
2335 | { "(bad)", { XX } }, | |
2336 | { "(bad)", { XX } }, | |
2337 | { "(bad)", { XX } }, | |
96fbad73 | 2338 | /* f0 */ |
ce518a5f L |
2339 | { "(bad)", { XX } }, |
2340 | { "(bad)", { XX } }, | |
2341 | { "(bad)", { XX } }, | |
2342 | { "(bad)", { XX } }, | |
2343 | { "(bad)", { XX } }, | |
2344 | { "(bad)", { XX } }, | |
2345 | { "(bad)", { XX } }, | |
2346 | { "(bad)", { XX } }, | |
96fbad73 | 2347 | /* f8 */ |
ce518a5f L |
2348 | { "(bad)", { XX } }, |
2349 | { "(bad)", { XX } }, | |
2350 | { "(bad)", { XX } }, | |
2351 | { "(bad)", { XX } }, | |
2352 | { "(bad)", { XX } }, | |
2353 | { "(bad)", { XX } }, | |
2354 | { "(bad)", { XX } }, | |
2355 | { "(bad)", { XX } }, | |
331d2d0d L |
2356 | }, |
2357 | /* THREE_BYTE_1 */ | |
2358 | { | |
96fbad73 | 2359 | /* 00 */ |
ce518a5f L |
2360 | { "(bad)", { XX } }, |
2361 | { "(bad)", { XX } }, | |
2362 | { "(bad)", { XX } }, | |
2363 | { "(bad)", { XX } }, | |
2364 | { "(bad)", { XX } }, | |
2365 | { "(bad)", { XX } }, | |
2366 | { "(bad)", { XX } }, | |
2367 | { "(bad)", { XX } }, | |
96fbad73 | 2368 | /* 08 */ |
ce518a5f L |
2369 | { "(bad)", { XX } }, |
2370 | { "(bad)", { XX } }, | |
2371 | { "(bad)", { XX } }, | |
2372 | { "(bad)", { XX } }, | |
2373 | { "(bad)", { XX } }, | |
2374 | { "(bad)", { XX } }, | |
2375 | { "(bad)", { XX } }, | |
2376 | { "palignr", { MX, EM, Ib } }, | |
96fbad73 | 2377 | /* 10 */ |
ce518a5f L |
2378 | { "(bad)", { XX } }, |
2379 | { "(bad)", { XX } }, | |
2380 | { "(bad)", { XX } }, | |
2381 | { "(bad)", { XX } }, | |
2382 | { "(bad)", { XX } }, | |
2383 | { "(bad)", { XX } }, | |
2384 | { "(bad)", { XX } }, | |
2385 | { "(bad)", { XX } }, | |
96fbad73 | 2386 | /* 18 */ |
ce518a5f L |
2387 | { "(bad)", { XX } }, |
2388 | { "(bad)", { XX } }, | |
2389 | { "(bad)", { XX } }, | |
2390 | { "(bad)", { XX } }, | |
2391 | { "(bad)", { XX } }, | |
2392 | { "(bad)", { XX } }, | |
2393 | { "(bad)", { XX } }, | |
2394 | { "(bad)", { XX } }, | |
96fbad73 | 2395 | /* 20 */ |
ce518a5f L |
2396 | { "(bad)", { XX } }, |
2397 | { "(bad)", { XX } }, | |
2398 | { "(bad)", { XX } }, | |
2399 | { "(bad)", { XX } }, | |
2400 | { "(bad)", { XX } }, | |
2401 | { "(bad)", { XX } }, | |
2402 | { "(bad)", { XX } }, | |
2403 | { "(bad)", { XX } }, | |
96fbad73 | 2404 | /* 28 */ |
ce518a5f L |
2405 | { "(bad)", { XX } }, |
2406 | { "(bad)", { XX } }, | |
2407 | { "(bad)", { XX } }, | |
2408 | { "(bad)", { XX } }, | |
2409 | { "(bad)", { XX } }, | |
2410 | { "(bad)", { XX } }, | |
2411 | { "(bad)", { XX } }, | |
2412 | { "(bad)", { XX } }, | |
96fbad73 | 2413 | /* 30 */ |
ce518a5f L |
2414 | { "(bad)", { XX } }, |
2415 | { "(bad)", { XX } }, | |
2416 | { "(bad)", { XX } }, | |
2417 | { "(bad)", { XX } }, | |
2418 | { "(bad)", { XX } }, | |
2419 | { "(bad)", { XX } }, | |
2420 | { "(bad)", { XX } }, | |
2421 | { "(bad)", { XX } }, | |
96fbad73 | 2422 | /* 38 */ |
ce518a5f L |
2423 | { "(bad)", { XX } }, |
2424 | { "(bad)", { XX } }, | |
2425 | { "(bad)", { XX } }, | |
2426 | { "(bad)", { XX } }, | |
2427 | { "(bad)", { XX } }, | |
2428 | { "(bad)", { XX } }, | |
2429 | { "(bad)", { XX } }, | |
2430 | { "(bad)", { XX } }, | |
96fbad73 | 2431 | /* 40 */ |
ce518a5f L |
2432 | { "(bad)", { XX } }, |
2433 | { "(bad)", { XX } }, | |
2434 | { "(bad)", { XX } }, | |
2435 | { "(bad)", { XX } }, | |
2436 | { "(bad)", { XX } }, | |
2437 | { "(bad)", { XX } }, | |
2438 | { "(bad)", { XX } }, | |
2439 | { "(bad)", { XX } }, | |
96fbad73 | 2440 | /* 48 */ |
ce518a5f L |
2441 | { "(bad)", { XX } }, |
2442 | { "(bad)", { XX } }, | |
2443 | { "(bad)", { XX } }, | |
2444 | { "(bad)", { XX } }, | |
2445 | { "(bad)", { XX } }, | |
2446 | { "(bad)", { XX } }, | |
2447 | { "(bad)", { XX } }, | |
2448 | { "(bad)", { XX } }, | |
96fbad73 | 2449 | /* 50 */ |
ce518a5f L |
2450 | { "(bad)", { XX } }, |
2451 | { "(bad)", { XX } }, | |
2452 | { "(bad)", { XX } }, | |
2453 | { "(bad)", { XX } }, | |
2454 | { "(bad)", { XX } }, | |
2455 | { "(bad)", { XX } }, | |
2456 | { "(bad)", { XX } }, | |
2457 | { "(bad)", { XX } }, | |
96fbad73 | 2458 | /* 58 */ |
ce518a5f L |
2459 | { "(bad)", { XX } }, |
2460 | { "(bad)", { XX } }, | |
2461 | { "(bad)", { XX } }, | |
2462 | { "(bad)", { XX } }, | |
2463 | { "(bad)", { XX } }, | |
2464 | { "(bad)", { XX } }, | |
2465 | { "(bad)", { XX } }, | |
2466 | { "(bad)", { XX } }, | |
96fbad73 | 2467 | /* 60 */ |
ce518a5f L |
2468 | { "(bad)", { XX } }, |
2469 | { "(bad)", { XX } }, | |
2470 | { "(bad)", { XX } }, | |
2471 | { "(bad)", { XX } }, | |
2472 | { "(bad)", { XX } }, | |
2473 | { "(bad)", { XX } }, | |
2474 | { "(bad)", { XX } }, | |
2475 | { "(bad)", { XX } }, | |
96fbad73 | 2476 | /* 68 */ |
ce518a5f L |
2477 | { "(bad)", { XX } }, |
2478 | { "(bad)", { XX } }, | |
2479 | { "(bad)", { XX } }, | |
2480 | { "(bad)", { XX } }, | |
2481 | { "(bad)", { XX } }, | |
2482 | { "(bad)", { XX } }, | |
2483 | { "(bad)", { XX } }, | |
2484 | { "(bad)", { XX } }, | |
96fbad73 | 2485 | /* 70 */ |
ce518a5f L |
2486 | { "(bad)", { XX } }, |
2487 | { "(bad)", { XX } }, | |
2488 | { "(bad)", { XX } }, | |
2489 | { "(bad)", { XX } }, | |
2490 | { "(bad)", { XX } }, | |
2491 | { "(bad)", { XX } }, | |
2492 | { "(bad)", { XX } }, | |
2493 | { "(bad)", { XX } }, | |
96fbad73 | 2494 | /* 78 */ |
ce518a5f L |
2495 | { "(bad)", { XX } }, |
2496 | { "(bad)", { XX } }, | |
2497 | { "(bad)", { XX } }, | |
2498 | { "(bad)", { XX } }, | |
2499 | { "(bad)", { XX } }, | |
2500 | { "(bad)", { XX } }, | |
2501 | { "(bad)", { XX } }, | |
2502 | { "(bad)", { XX } }, | |
96fbad73 | 2503 | /* 80 */ |
ce518a5f L |
2504 | { "(bad)", { XX } }, |
2505 | { "(bad)", { XX } }, | |
2506 | { "(bad)", { XX } }, | |
2507 | { "(bad)", { XX } }, | |
2508 | { "(bad)", { XX } }, | |
2509 | { "(bad)", { XX } }, | |
2510 | { "(bad)", { XX } }, | |
2511 | { "(bad)", { XX } }, | |
96fbad73 | 2512 | /* 88 */ |
ce518a5f L |
2513 | { "(bad)", { XX } }, |
2514 | { "(bad)", { XX } }, | |
2515 | { "(bad)", { XX } }, | |
2516 | { "(bad)", { XX } }, | |
2517 | { "(bad)", { XX } }, | |
2518 | { "(bad)", { XX } }, | |
2519 | { "(bad)", { XX } }, | |
2520 | { "(bad)", { XX } }, | |
96fbad73 | 2521 | /* 90 */ |
ce518a5f L |
2522 | { "(bad)", { XX } }, |
2523 | { "(bad)", { XX } }, | |
2524 | { "(bad)", { XX } }, | |
2525 | { "(bad)", { XX } }, | |
2526 | { "(bad)", { XX } }, | |
2527 | { "(bad)", { XX } }, | |
2528 | { "(bad)", { XX } }, | |
2529 | { "(bad)", { XX } }, | |
96fbad73 | 2530 | /* 98 */ |
ce518a5f L |
2531 | { "(bad)", { XX } }, |
2532 | { "(bad)", { XX } }, | |
2533 | { "(bad)", { XX } }, | |
2534 | { "(bad)", { XX } }, | |
2535 | { "(bad)", { XX } }, | |
2536 | { "(bad)", { XX } }, | |
2537 | { "(bad)", { XX } }, | |
2538 | { "(bad)", { XX } }, | |
96fbad73 | 2539 | /* a0 */ |
ce518a5f L |
2540 | { "(bad)", { XX } }, |
2541 | { "(bad)", { XX } }, | |
2542 | { "(bad)", { XX } }, | |
2543 | { "(bad)", { XX } }, | |
2544 | { "(bad)", { XX } }, | |
2545 | { "(bad)", { XX } }, | |
2546 | { "(bad)", { XX } }, | |
2547 | { "(bad)", { XX } }, | |
96fbad73 | 2548 | /* a8 */ |
ce518a5f L |
2549 | { "(bad)", { XX } }, |
2550 | { "(bad)", { XX } }, | |
2551 | { "(bad)", { XX } }, | |
2552 | { "(bad)", { XX } }, | |
2553 | { "(bad)", { XX } }, | |
2554 | { "(bad)", { XX } }, | |
2555 | { "(bad)", { XX } }, | |
2556 | { "(bad)", { XX } }, | |
96fbad73 | 2557 | /* b0 */ |
ce518a5f L |
2558 | { "(bad)", { XX } }, |
2559 | { "(bad)", { XX } }, | |
2560 | { "(bad)", { XX } }, | |
2561 | { "(bad)", { XX } }, | |
2562 | { "(bad)", { XX } }, | |
2563 | { "(bad)", { XX } }, | |
2564 | { "(bad)", { XX } }, | |
2565 | { "(bad)", { XX } }, | |
96fbad73 | 2566 | /* b8 */ |
ce518a5f L |
2567 | { "(bad)", { XX } }, |
2568 | { "(bad)", { XX } }, | |
2569 | { "(bad)", { XX } }, | |
2570 | { "(bad)", { XX } }, | |
2571 | { "(bad)", { XX } }, | |
2572 | { "(bad)", { XX } }, | |
2573 | { "(bad)", { XX } }, | |
2574 | { "(bad)", { XX } }, | |
96fbad73 | 2575 | /* c0 */ |
ce518a5f L |
2576 | { "(bad)", { XX } }, |
2577 | { "(bad)", { XX } }, | |
2578 | { "(bad)", { XX } }, | |
2579 | { "(bad)", { XX } }, | |
2580 | { "(bad)", { XX } }, | |
2581 | { "(bad)", { XX } }, | |
2582 | { "(bad)", { XX } }, | |
2583 | { "(bad)", { XX } }, | |
96fbad73 | 2584 | /* c8 */ |
ce518a5f L |
2585 | { "(bad)", { XX } }, |
2586 | { "(bad)", { XX } }, | |
2587 | { "(bad)", { XX } }, | |
2588 | { "(bad)", { XX } }, | |
2589 | { "(bad)", { XX } }, | |
2590 | { "(bad)", { XX } }, | |
2591 | { "(bad)", { XX } }, | |
2592 | { "(bad)", { XX } }, | |
96fbad73 | 2593 | /* d0 */ |
ce518a5f L |
2594 | { "(bad)", { XX } }, |
2595 | { "(bad)", { XX } }, | |
2596 | { "(bad)", { XX } }, | |
2597 | { "(bad)", { XX } }, | |
2598 | { "(bad)", { XX } }, | |
2599 | { "(bad)", { XX } }, | |
2600 | { "(bad)", { XX } }, | |
2601 | { "(bad)", { XX } }, | |
96fbad73 | 2602 | /* d8 */ |
ce518a5f L |
2603 | { "(bad)", { XX } }, |
2604 | { "(bad)", { XX } }, | |
2605 | { "(bad)", { XX } }, | |
2606 | { "(bad)", { XX } }, | |
2607 | { "(bad)", { XX } }, | |
2608 | { "(bad)", { XX } }, | |
2609 | { "(bad)", { XX } }, | |
2610 | { "(bad)", { XX } }, | |
96fbad73 | 2611 | /* e0 */ |
ce518a5f L |
2612 | { "(bad)", { XX } }, |
2613 | { "(bad)", { XX } }, | |
2614 | { "(bad)", { XX } }, | |
2615 | { "(bad)", { XX } }, | |
2616 | { "(bad)", { XX } }, | |
2617 | { "(bad)", { XX } }, | |
2618 | { "(bad)", { XX } }, | |
2619 | { "(bad)", { XX } }, | |
96fbad73 | 2620 | /* e8 */ |
ce518a5f L |
2621 | { "(bad)", { XX } }, |
2622 | { "(bad)", { XX } }, | |
2623 | { "(bad)", { XX } }, | |
2624 | { "(bad)", { XX } }, | |
2625 | { "(bad)", { XX } }, | |
2626 | { "(bad)", { XX } }, | |
2627 | { "(bad)", { XX } }, | |
2628 | { "(bad)", { XX } }, | |
96fbad73 | 2629 | /* f0 */ |
ce518a5f L |
2630 | { "(bad)", { XX } }, |
2631 | { "(bad)", { XX } }, | |
2632 | { "(bad)", { XX } }, | |
2633 | { "(bad)", { XX } }, | |
2634 | { "(bad)", { XX } }, | |
2635 | { "(bad)", { XX } }, | |
2636 | { "(bad)", { XX } }, | |
2637 | { "(bad)", { XX } }, | |
96fbad73 | 2638 | /* f8 */ |
ce518a5f L |
2639 | { "(bad)", { XX } }, |
2640 | { "(bad)", { XX } }, | |
2641 | { "(bad)", { XX } }, | |
2642 | { "(bad)", { XX } }, | |
2643 | { "(bad)", { XX } }, | |
2644 | { "(bad)", { XX } }, | |
2645 | { "(bad)", { XX } }, | |
2646 | { "(bad)", { XX } }, | |
2647 | } | |
331d2d0d L |
2648 | }; |
2649 | ||
c608c12e AM |
2650 | #define INTERNAL_DISASSEMBLER_ERROR _("<internal disassembler error>") |
2651 | ||
252b5132 | 2652 | static void |
26ca5450 | 2653 | ckprefix (void) |
252b5132 | 2654 | { |
52b15da3 JH |
2655 | int newrex; |
2656 | rex = 0; | |
252b5132 | 2657 | prefixes = 0; |
7d421014 | 2658 | used_prefixes = 0; |
52b15da3 | 2659 | rex_used = 0; |
252b5132 RH |
2660 | while (1) |
2661 | { | |
2662 | FETCH_DATA (the_info, codep + 1); | |
52b15da3 | 2663 | newrex = 0; |
252b5132 RH |
2664 | switch (*codep) |
2665 | { | |
52b15da3 JH |
2666 | /* REX prefixes family. */ |
2667 | case 0x40: | |
2668 | case 0x41: | |
2669 | case 0x42: | |
2670 | case 0x43: | |
2671 | case 0x44: | |
2672 | case 0x45: | |
2673 | case 0x46: | |
2674 | case 0x47: | |
2675 | case 0x48: | |
2676 | case 0x49: | |
2677 | case 0x4a: | |
2678 | case 0x4b: | |
2679 | case 0x4c: | |
2680 | case 0x4d: | |
2681 | case 0x4e: | |
2682 | case 0x4f: | |
cb712a9e | 2683 | if (address_mode == mode_64bit) |
52b15da3 JH |
2684 | newrex = *codep; |
2685 | else | |
2686 | return; | |
2687 | break; | |
252b5132 RH |
2688 | case 0xf3: |
2689 | prefixes |= PREFIX_REPZ; | |
2690 | break; | |
2691 | case 0xf2: | |
2692 | prefixes |= PREFIX_REPNZ; | |
2693 | break; | |
2694 | case 0xf0: | |
2695 | prefixes |= PREFIX_LOCK; | |
2696 | break; | |
2697 | case 0x2e: | |
2698 | prefixes |= PREFIX_CS; | |
2699 | break; | |
2700 | case 0x36: | |
2701 | prefixes |= PREFIX_SS; | |
2702 | break; | |
2703 | case 0x3e: | |
2704 | prefixes |= PREFIX_DS; | |
2705 | break; | |
2706 | case 0x26: | |
2707 | prefixes |= PREFIX_ES; | |
2708 | break; | |
2709 | case 0x64: | |
2710 | prefixes |= PREFIX_FS; | |
2711 | break; | |
2712 | case 0x65: | |
2713 | prefixes |= PREFIX_GS; | |
2714 | break; | |
2715 | case 0x66: | |
2716 | prefixes |= PREFIX_DATA; | |
2717 | break; | |
2718 | case 0x67: | |
2719 | prefixes |= PREFIX_ADDR; | |
2720 | break; | |
5076851f | 2721 | case FWAIT_OPCODE: |
252b5132 RH |
2722 | /* fwait is really an instruction. If there are prefixes |
2723 | before the fwait, they belong to the fwait, *not* to the | |
2724 | following instruction. */ | |
3e7d61b2 | 2725 | if (prefixes || rex) |
252b5132 RH |
2726 | { |
2727 | prefixes |= PREFIX_FWAIT; | |
2728 | codep++; | |
2729 | return; | |
2730 | } | |
2731 | prefixes = PREFIX_FWAIT; | |
2732 | break; | |
2733 | default: | |
2734 | return; | |
2735 | } | |
52b15da3 JH |
2736 | /* Rex is ignored when followed by another prefix. */ |
2737 | if (rex) | |
2738 | { | |
3e7d61b2 AM |
2739 | rex_used = rex; |
2740 | return; | |
52b15da3 JH |
2741 | } |
2742 | rex = newrex; | |
252b5132 RH |
2743 | codep++; |
2744 | } | |
2745 | } | |
2746 | ||
7d421014 ILT |
2747 | /* Return the name of the prefix byte PREF, or NULL if PREF is not a |
2748 | prefix byte. */ | |
2749 | ||
2750 | static const char * | |
26ca5450 | 2751 | prefix_name (int pref, int sizeflag) |
7d421014 | 2752 | { |
0003779b L |
2753 | static const char *rexes [16] = |
2754 | { | |
2755 | "rex", /* 0x40 */ | |
2756 | "rex.B", /* 0x41 */ | |
2757 | "rex.X", /* 0x42 */ | |
2758 | "rex.XB", /* 0x43 */ | |
2759 | "rex.R", /* 0x44 */ | |
2760 | "rex.RB", /* 0x45 */ | |
2761 | "rex.RX", /* 0x46 */ | |
2762 | "rex.RXB", /* 0x47 */ | |
2763 | "rex.W", /* 0x48 */ | |
2764 | "rex.WB", /* 0x49 */ | |
2765 | "rex.WX", /* 0x4a */ | |
2766 | "rex.WXB", /* 0x4b */ | |
2767 | "rex.WR", /* 0x4c */ | |
2768 | "rex.WRB", /* 0x4d */ | |
2769 | "rex.WRX", /* 0x4e */ | |
2770 | "rex.WRXB", /* 0x4f */ | |
2771 | }; | |
2772 | ||
7d421014 ILT |
2773 | switch (pref) |
2774 | { | |
52b15da3 JH |
2775 | /* REX prefixes family. */ |
2776 | case 0x40: | |
52b15da3 | 2777 | case 0x41: |
52b15da3 | 2778 | case 0x42: |
52b15da3 | 2779 | case 0x43: |
52b15da3 | 2780 | case 0x44: |
52b15da3 | 2781 | case 0x45: |
52b15da3 | 2782 | case 0x46: |
52b15da3 | 2783 | case 0x47: |
52b15da3 | 2784 | case 0x48: |
52b15da3 | 2785 | case 0x49: |
52b15da3 | 2786 | case 0x4a: |
52b15da3 | 2787 | case 0x4b: |
52b15da3 | 2788 | case 0x4c: |
52b15da3 | 2789 | case 0x4d: |
52b15da3 | 2790 | case 0x4e: |
52b15da3 | 2791 | case 0x4f: |
0003779b | 2792 | return rexes [pref - 0x40]; |
7d421014 ILT |
2793 | case 0xf3: |
2794 | return "repz"; | |
2795 | case 0xf2: | |
2796 | return "repnz"; | |
2797 | case 0xf0: | |
2798 | return "lock"; | |
2799 | case 0x2e: | |
2800 | return "cs"; | |
2801 | case 0x36: | |
2802 | return "ss"; | |
2803 | case 0x3e: | |
2804 | return "ds"; | |
2805 | case 0x26: | |
2806 | return "es"; | |
2807 | case 0x64: | |
2808 | return "fs"; | |
2809 | case 0x65: | |
2810 | return "gs"; | |
2811 | case 0x66: | |
2812 | return (sizeflag & DFLAG) ? "data16" : "data32"; | |
2813 | case 0x67: | |
cb712a9e | 2814 | if (address_mode == mode_64bit) |
db6eb5be | 2815 | return (sizeflag & AFLAG) ? "addr32" : "addr64"; |
c1a64871 | 2816 | else |
2888cb7a | 2817 | return (sizeflag & AFLAG) ? "addr16" : "addr32"; |
7d421014 ILT |
2818 | case FWAIT_OPCODE: |
2819 | return "fwait"; | |
2820 | default: | |
2821 | return NULL; | |
2822 | } | |
2823 | } | |
2824 | ||
ce518a5f L |
2825 | static char op_out[MAX_OPERANDS][100]; |
2826 | static int op_ad, op_index[MAX_OPERANDS]; | |
1d9f512f | 2827 | static int two_source_ops; |
ce518a5f L |
2828 | static bfd_vma op_address[MAX_OPERANDS]; |
2829 | static bfd_vma op_riprel[MAX_OPERANDS]; | |
52b15da3 | 2830 | static bfd_vma start_pc; |
ce518a5f | 2831 | |
252b5132 RH |
2832 | /* |
2833 | * On the 386's of 1988, the maximum length of an instruction is 15 bytes. | |
2834 | * (see topic "Redundant prefixes" in the "Differences from 8086" | |
2835 | * section of the "Virtual 8086 Mode" chapter.) | |
2836 | * 'pc' should be the address of this instruction, it will | |
2837 | * be used to print the target address if this is a relative jump or call | |
2838 | * The function returns the length of this instruction in bytes. | |
2839 | */ | |
2840 | ||
252b5132 RH |
2841 | static char intel_syntax; |
2842 | static char open_char; | |
2843 | static char close_char; | |
2844 | static char separator_char; | |
2845 | static char scale_char; | |
2846 | ||
e396998b AM |
2847 | /* Here for backwards compatibility. When gdb stops using |
2848 | print_insn_i386_att and print_insn_i386_intel these functions can | |
2849 | disappear, and print_insn_i386 be merged into print_insn. */ | |
252b5132 | 2850 | int |
26ca5450 | 2851 | print_insn_i386_att (bfd_vma pc, disassemble_info *info) |
252b5132 RH |
2852 | { |
2853 | intel_syntax = 0; | |
e396998b AM |
2854 | |
2855 | return print_insn (pc, info); | |
252b5132 RH |
2856 | } |
2857 | ||
2858 | int | |
26ca5450 | 2859 | print_insn_i386_intel (bfd_vma pc, disassemble_info *info) |
252b5132 RH |
2860 | { |
2861 | intel_syntax = 1; | |
e396998b AM |
2862 | |
2863 | return print_insn (pc, info); | |
252b5132 RH |
2864 | } |
2865 | ||
e396998b | 2866 | int |
26ca5450 | 2867 | print_insn_i386 (bfd_vma pc, disassemble_info *info) |
e396998b AM |
2868 | { |
2869 | intel_syntax = -1; | |
2870 | ||
2871 | return print_insn (pc, info); | |
2872 | } | |
2873 | ||
f59a29b9 L |
2874 | void |
2875 | print_i386_disassembler_options (FILE *stream) | |
2876 | { | |
2877 | fprintf (stream, _("\n\ | |
2878 | The following i386/x86-64 specific disassembler options are supported for use\n\ | |
2879 | with the -M switch (multiple options should be separated by commas):\n")); | |
2880 | ||
2881 | fprintf (stream, _(" x86-64 Disassemble in 64bit mode\n")); | |
2882 | fprintf (stream, _(" i386 Disassemble in 32bit mode\n")); | |
2883 | fprintf (stream, _(" i8086 Disassemble in 16bit mode\n")); | |
2884 | fprintf (stream, _(" att Display instruction in AT&T syntax\n")); | |
2885 | fprintf (stream, _(" intel Display instruction in Intel syntax\n")); | |
2886 | fprintf (stream, _(" addr64 Assume 64bit address size\n")); | |
2887 | fprintf (stream, _(" addr32 Assume 32bit address size\n")); | |
2888 | fprintf (stream, _(" addr16 Assume 16bit address size\n")); | |
2889 | fprintf (stream, _(" data32 Assume 32bit data size\n")); | |
2890 | fprintf (stream, _(" data16 Assume 16bit data size\n")); | |
2891 | fprintf (stream, _(" suffix Always display instruction suffix in AT&T syntax\n")); | |
2892 | } | |
2893 | ||
e396998b | 2894 | static int |
26ca5450 | 2895 | print_insn (bfd_vma pc, disassemble_info *info) |
252b5132 | 2896 | { |
2da11e11 | 2897 | const struct dis386 *dp; |
252b5132 | 2898 | int i; |
ce518a5f | 2899 | char *op_txt[MAX_OPERANDS]; |
252b5132 | 2900 | int needcomma; |
eec0f4ca L |
2901 | unsigned char uses_DATA_prefix, uses_LOCK_prefix; |
2902 | unsigned char uses_REPNZ_prefix, uses_REPZ_prefix; | |
e396998b AM |
2903 | int sizeflag; |
2904 | const char *p; | |
252b5132 | 2905 | struct dis_private priv; |
eec0f4ca | 2906 | unsigned char op; |
252b5132 | 2907 | |
cb712a9e L |
2908 | if (info->mach == bfd_mach_x86_64_intel_syntax |
2909 | || info->mach == bfd_mach_x86_64) | |
2910 | address_mode = mode_64bit; | |
2911 | else | |
2912 | address_mode = mode_32bit; | |
52b15da3 | 2913 | |
8373f971 | 2914 | if (intel_syntax == (char) -1) |
e396998b AM |
2915 | intel_syntax = (info->mach == bfd_mach_i386_i386_intel_syntax |
2916 | || info->mach == bfd_mach_x86_64_intel_syntax); | |
2917 | ||
2da11e11 | 2918 | if (info->mach == bfd_mach_i386_i386 |
52b15da3 JH |
2919 | || info->mach == bfd_mach_x86_64 |
2920 | || info->mach == bfd_mach_i386_i386_intel_syntax | |
2921 | || info->mach == bfd_mach_x86_64_intel_syntax) | |
e396998b | 2922 | priv.orig_sizeflag = AFLAG | DFLAG; |
2da11e11 | 2923 | else if (info->mach == bfd_mach_i386_i8086) |
e396998b | 2924 | priv.orig_sizeflag = 0; |
2da11e11 AM |
2925 | else |
2926 | abort (); | |
e396998b AM |
2927 | |
2928 | for (p = info->disassembler_options; p != NULL; ) | |
2929 | { | |
0112cd26 | 2930 | if (CONST_STRNEQ (p, "x86-64")) |
e396998b | 2931 | { |
cb712a9e | 2932 | address_mode = mode_64bit; |
e396998b AM |
2933 | priv.orig_sizeflag = AFLAG | DFLAG; |
2934 | } | |
0112cd26 | 2935 | else if (CONST_STRNEQ (p, "i386")) |
e396998b | 2936 | { |
cb712a9e | 2937 | address_mode = mode_32bit; |
e396998b AM |
2938 | priv.orig_sizeflag = AFLAG | DFLAG; |
2939 | } | |
0112cd26 | 2940 | else if (CONST_STRNEQ (p, "i8086")) |
e396998b | 2941 | { |
cb712a9e | 2942 | address_mode = mode_16bit; |
e396998b AM |
2943 | priv.orig_sizeflag = 0; |
2944 | } | |
0112cd26 | 2945 | else if (CONST_STRNEQ (p, "intel")) |
e396998b AM |
2946 | { |
2947 | intel_syntax = 1; | |
2948 | } | |
0112cd26 | 2949 | else if (CONST_STRNEQ (p, "att")) |
e396998b AM |
2950 | { |
2951 | intel_syntax = 0; | |
2952 | } | |
0112cd26 | 2953 | else if (CONST_STRNEQ (p, "addr")) |
e396998b | 2954 | { |
f59a29b9 L |
2955 | if (address_mode == mode_64bit) |
2956 | { | |
2957 | if (p[4] == '3' && p[5] == '2') | |
2958 | priv.orig_sizeflag &= ~AFLAG; | |
2959 | else if (p[4] == '6' && p[5] == '4') | |
2960 | priv.orig_sizeflag |= AFLAG; | |
2961 | } | |
2962 | else | |
2963 | { | |
2964 | if (p[4] == '1' && p[5] == '6') | |
2965 | priv.orig_sizeflag &= ~AFLAG; | |
2966 | else if (p[4] == '3' && p[5] == '2') | |
2967 | priv.orig_sizeflag |= AFLAG; | |
2968 | } | |
e396998b | 2969 | } |
0112cd26 | 2970 | else if (CONST_STRNEQ (p, "data")) |
e396998b AM |
2971 | { |
2972 | if (p[4] == '1' && p[5] == '6') | |
2973 | priv.orig_sizeflag &= ~DFLAG; | |
2974 | else if (p[4] == '3' && p[5] == '2') | |
2975 | priv.orig_sizeflag |= DFLAG; | |
2976 | } | |
0112cd26 | 2977 | else if (CONST_STRNEQ (p, "suffix")) |
e396998b AM |
2978 | priv.orig_sizeflag |= SUFFIX_ALWAYS; |
2979 | ||
2980 | p = strchr (p, ','); | |
2981 | if (p != NULL) | |
2982 | p++; | |
2983 | } | |
2984 | ||
2985 | if (intel_syntax) | |
2986 | { | |
2987 | names64 = intel_names64; | |
2988 | names32 = intel_names32; | |
2989 | names16 = intel_names16; | |
2990 | names8 = intel_names8; | |
2991 | names8rex = intel_names8rex; | |
2992 | names_seg = intel_names_seg; | |
2993 | index16 = intel_index16; | |
2994 | open_char = '['; | |
2995 | close_char = ']'; | |
2996 | separator_char = '+'; | |
2997 | scale_char = '*'; | |
2998 | } | |
2999 | else | |
3000 | { | |
3001 | names64 = att_names64; | |
3002 | names32 = att_names32; | |
3003 | names16 = att_names16; | |
3004 | names8 = att_names8; | |
3005 | names8rex = att_names8rex; | |
3006 | names_seg = att_names_seg; | |
3007 | index16 = att_index16; | |
3008 | open_char = '('; | |
3009 | close_char = ')'; | |
3010 | separator_char = ','; | |
3011 | scale_char = ','; | |
3012 | } | |
2da11e11 | 3013 | |
4fe53c98 | 3014 | /* The output looks better if we put 7 bytes on a line, since that |
c608c12e | 3015 | puts most long word instructions on a single line. */ |
4fe53c98 | 3016 | info->bytes_per_line = 7; |
252b5132 | 3017 | |
26ca5450 | 3018 | info->private_data = &priv; |
252b5132 RH |
3019 | priv.max_fetched = priv.the_buffer; |
3020 | priv.insn_start = pc; | |
252b5132 RH |
3021 | |
3022 | obuf[0] = 0; | |
ce518a5f L |
3023 | for (i = 0; i < MAX_OPERANDS; ++i) |
3024 | { | |
3025 | op_out[i][0] = 0; | |
3026 | op_index[i] = -1; | |
3027 | } | |
252b5132 RH |
3028 | |
3029 | the_info = info; | |
3030 | start_pc = pc; | |
e396998b AM |
3031 | start_codep = priv.the_buffer; |
3032 | codep = priv.the_buffer; | |
252b5132 | 3033 | |
5076851f ILT |
3034 | if (setjmp (priv.bailout) != 0) |
3035 | { | |
7d421014 ILT |
3036 | const char *name; |
3037 | ||
5076851f | 3038 | /* Getting here means we tried for data but didn't get it. That |
e396998b AM |
3039 | means we have an incomplete instruction of some sort. Just |
3040 | print the first byte as a prefix or a .byte pseudo-op. */ | |
3041 | if (codep > priv.the_buffer) | |
5076851f | 3042 | { |
e396998b | 3043 | name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag); |
7d421014 ILT |
3044 | if (name != NULL) |
3045 | (*info->fprintf_func) (info->stream, "%s", name); | |
3046 | else | |
5076851f | 3047 | { |
7d421014 ILT |
3048 | /* Just print the first byte as a .byte instruction. */ |
3049 | (*info->fprintf_func) (info->stream, ".byte 0x%x", | |
e396998b | 3050 | (unsigned int) priv.the_buffer[0]); |
5076851f | 3051 | } |
5076851f | 3052 | |
7d421014 | 3053 | return 1; |
5076851f ILT |
3054 | } |
3055 | ||
3056 | return -1; | |
3057 | } | |
3058 | ||
52b15da3 | 3059 | obufp = obuf; |
252b5132 RH |
3060 | ckprefix (); |
3061 | ||
3062 | insn_codep = codep; | |
e396998b | 3063 | sizeflag = priv.orig_sizeflag; |
252b5132 RH |
3064 | |
3065 | FETCH_DATA (info, codep + 1); | |
3066 | two_source_ops = (*codep == 0x62) || (*codep == 0xc8); | |
3067 | ||
3e7d61b2 AM |
3068 | if (((prefixes & PREFIX_FWAIT) |
3069 | && ((*codep < 0xd8) || (*codep > 0xdf))) | |
3070 | || (rex && rex_used)) | |
252b5132 | 3071 | { |
7d421014 ILT |
3072 | const char *name; |
3073 | ||
3e7d61b2 AM |
3074 | /* fwait not followed by floating point instruction, or rex followed |
3075 | by other prefixes. Print the first prefix. */ | |
e396998b | 3076 | name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag); |
7d421014 ILT |
3077 | if (name == NULL) |
3078 | name = INTERNAL_DISASSEMBLER_ERROR; | |
3079 | (*info->fprintf_func) (info->stream, "%s", name); | |
3080 | return 1; | |
252b5132 RH |
3081 | } |
3082 | ||
eec0f4ca | 3083 | op = 0; |
252b5132 RH |
3084 | if (*codep == 0x0f) |
3085 | { | |
eec0f4ca | 3086 | unsigned char threebyte; |
252b5132 | 3087 | FETCH_DATA (info, codep + 2); |
eec0f4ca L |
3088 | threebyte = *++codep; |
3089 | dp = &dis386_twobyte[threebyte]; | |
252b5132 | 3090 | need_modrm = twobyte_has_modrm[*codep]; |
eec0f4ca L |
3091 | uses_DATA_prefix = twobyte_uses_DATA_prefix[*codep]; |
3092 | uses_REPNZ_prefix = twobyte_uses_REPNZ_prefix[*codep]; | |
3093 | uses_REPZ_prefix = twobyte_uses_REPZ_prefix[*codep]; | |
c4a530c5 | 3094 | uses_LOCK_prefix = (*codep & ~0x02) == 0x20; |
eec0f4ca | 3095 | codep++; |
ce518a5f | 3096 | if (dp->name == NULL && dp->op[0].bytemode == IS_3BYTE_OPCODE) |
eec0f4ca L |
3097 | { |
3098 | FETCH_DATA (info, codep + 2); | |
3099 | op = *codep++; | |
3100 | switch (threebyte) | |
3101 | { | |
3102 | case 0x38: | |
3103 | uses_DATA_prefix = threebyte_0x38_uses_DATA_prefix[op]; | |
3104 | uses_REPNZ_prefix = threebyte_0x38_uses_REPNZ_prefix[op]; | |
3105 | uses_REPZ_prefix = threebyte_0x38_uses_REPZ_prefix[op]; | |
3106 | break; | |
3107 | case 0x3a: | |
3108 | uses_DATA_prefix = threebyte_0x3a_uses_DATA_prefix[op]; | |
3109 | uses_REPNZ_prefix = threebyte_0x3a_uses_REPNZ_prefix[op]; | |
3110 | uses_REPZ_prefix = threebyte_0x3a_uses_REPZ_prefix[op]; | |
3111 | break; | |
3112 | default: | |
3113 | break; | |
3114 | } | |
3115 | } | |
252b5132 RH |
3116 | } |
3117 | else | |
3118 | { | |
6439fc28 | 3119 | dp = &dis386[*codep]; |
252b5132 | 3120 | need_modrm = onebyte_has_modrm[*codep]; |
eec0f4ca L |
3121 | uses_DATA_prefix = 0; |
3122 | uses_REPNZ_prefix = 0; | |
8b38ad71 L |
3123 | /* pause is 0xf3 0x90. */ |
3124 | uses_REPZ_prefix = *codep == 0x90; | |
c4a530c5 | 3125 | uses_LOCK_prefix = 0; |
eec0f4ca | 3126 | codep++; |
252b5132 | 3127 | } |
050dfa73 | 3128 | |
eec0f4ca | 3129 | if (!uses_REPZ_prefix && (prefixes & PREFIX_REPZ)) |
7d421014 ILT |
3130 | { |
3131 | oappend ("repz "); | |
3132 | used_prefixes |= PREFIX_REPZ; | |
3133 | } | |
eec0f4ca | 3134 | if (!uses_REPNZ_prefix && (prefixes & PREFIX_REPNZ)) |
7d421014 ILT |
3135 | { |
3136 | oappend ("repnz "); | |
3137 | used_prefixes |= PREFIX_REPNZ; | |
3138 | } | |
050dfa73 | 3139 | |
c4a530c5 | 3140 | if (!uses_LOCK_prefix && (prefixes & PREFIX_LOCK)) |
7d421014 ILT |
3141 | { |
3142 | oappend ("lock "); | |
3143 | used_prefixes |= PREFIX_LOCK; | |
3144 | } | |
c608c12e | 3145 | |
c608c12e AM |
3146 | if (prefixes & PREFIX_ADDR) |
3147 | { | |
3148 | sizeflag ^= AFLAG; | |
ce518a5f | 3149 | if (dp->op[2].bytemode != loop_jcxz_mode || intel_syntax) |
3ffd33cf | 3150 | { |
cb712a9e | 3151 | if ((sizeflag & AFLAG) || address_mode == mode_64bit) |
3ffd33cf AM |
3152 | oappend ("addr32 "); |
3153 | else | |
3154 | oappend ("addr16 "); | |
3155 | used_prefixes |= PREFIX_ADDR; | |
3156 | } | |
3157 | } | |
3158 | ||
eec0f4ca | 3159 | if (!uses_DATA_prefix && (prefixes & PREFIX_DATA)) |
3ffd33cf AM |
3160 | { |
3161 | sizeflag ^= DFLAG; | |
ce518a5f L |
3162 | if (dp->op[2].bytemode == cond_jump_mode |
3163 | && dp->op[0].bytemode == v_mode | |
6439fc28 | 3164 | && !intel_syntax) |
3ffd33cf AM |
3165 | { |
3166 | if (sizeflag & DFLAG) | |
3167 | oappend ("data32 "); | |
3168 | else | |
3169 | oappend ("data16 "); | |
3170 | used_prefixes |= PREFIX_DATA; | |
3171 | } | |
3172 | } | |
3173 | ||
ce518a5f | 3174 | if (dp->name == NULL && dp->op[0].bytemode == IS_3BYTE_OPCODE) |
331d2d0d | 3175 | { |
ce518a5f | 3176 | dp = &three_byte_table[dp->op[1].bytemode][op]; |
7967e09e L |
3177 | modrm.mod = (*codep >> 6) & 3; |
3178 | modrm.reg = (*codep >> 3) & 7; | |
3179 | modrm.rm = *codep & 7; | |
331d2d0d L |
3180 | } |
3181 | else if (need_modrm) | |
252b5132 RH |
3182 | { |
3183 | FETCH_DATA (info, codep + 1); | |
7967e09e L |
3184 | modrm.mod = (*codep >> 6) & 3; |
3185 | modrm.reg = (*codep >> 3) & 7; | |
3186 | modrm.rm = *codep & 7; | |
252b5132 RH |
3187 | } |
3188 | ||
ce518a5f | 3189 | if (dp->name == NULL && dp->op[0].bytemode == FLOATCODE) |
252b5132 RH |
3190 | { |
3191 | dofloat (sizeflag); | |
3192 | } | |
3193 | else | |
3194 | { | |
041bd2e0 | 3195 | int index; |
252b5132 | 3196 | if (dp->name == NULL) |
c608c12e | 3197 | { |
ce518a5f | 3198 | switch (dp->op[0].bytemode) |
c608c12e | 3199 | { |
6439fc28 | 3200 | case USE_GROUPS: |
7967e09e | 3201 | dp = &grps[dp->op[1].bytemode][modrm.reg]; |
6439fc28 AM |
3202 | break; |
3203 | ||
3204 | case USE_PREFIX_USER_TABLE: | |
3205 | index = 0; | |
3206 | used_prefixes |= (prefixes & PREFIX_REPZ); | |
3207 | if (prefixes & PREFIX_REPZ) | |
3208 | index = 1; | |
3209 | else | |
3210 | { | |
d81afd0c L |
3211 | /* We should check PREFIX_REPNZ and PREFIX_REPZ |
3212 | before PREFIX_DATA. */ | |
3213 | used_prefixes |= (prefixes & PREFIX_REPNZ); | |
3214 | if (prefixes & PREFIX_REPNZ) | |
3215 | index = 3; | |
6439fc28 AM |
3216 | else |
3217 | { | |
d81afd0c L |
3218 | used_prefixes |= (prefixes & PREFIX_DATA); |
3219 | if (prefixes & PREFIX_DATA) | |
3220 | index = 2; | |
6439fc28 AM |
3221 | } |
3222 | } | |
ce518a5f | 3223 | dp = &prefix_user_table[dp->op[1].bytemode][index]; |
6439fc28 | 3224 | break; |
252b5132 | 3225 | |
6439fc28 | 3226 | case X86_64_SPECIAL: |
cb712a9e | 3227 | index = address_mode == mode_64bit ? 1 : 0; |
ce518a5f | 3228 | dp = &x86_64_table[dp->op[1].bytemode][index]; |
6439fc28 | 3229 | break; |
252b5132 | 3230 | |
6439fc28 AM |
3231 | default: |
3232 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
3233 | break; | |
3234 | } | |
3235 | } | |
252b5132 | 3236 | |
6439fc28 | 3237 | if (putop (dp->name, sizeflag) == 0) |
ce518a5f L |
3238 | { |
3239 | for (i = 0; i < MAX_OPERANDS; ++i) | |
3240 | { | |
3241 | obufp = op_out[i]; | |
3242 | op_ad = MAX_OPERANDS - 1 - i; | |
3243 | if (dp->op[i].rtn) | |
3244 | (*dp->op[i].rtn) (dp->op[i].bytemode, sizeflag); | |
3245 | } | |
6439fc28 | 3246 | } |
252b5132 RH |
3247 | } |
3248 | ||
7d421014 ILT |
3249 | /* See if any prefixes were not used. If so, print the first one |
3250 | separately. If we don't do this, we'll wind up printing an | |
3251 | instruction stream which does not precisely correspond to the | |
3252 | bytes we are disassembling. */ | |
3253 | if ((prefixes & ~used_prefixes) != 0) | |
3254 | { | |
3255 | const char *name; | |
3256 | ||
e396998b | 3257 | name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag); |
7d421014 ILT |
3258 | if (name == NULL) |
3259 | name = INTERNAL_DISASSEMBLER_ERROR; | |
3260 | (*info->fprintf_func) (info->stream, "%s", name); | |
3261 | return 1; | |
3262 | } | |
52b15da3 JH |
3263 | if (rex & ~rex_used) |
3264 | { | |
3265 | const char *name; | |
e396998b | 3266 | name = prefix_name (rex | 0x40, priv.orig_sizeflag); |
52b15da3 JH |
3267 | if (name == NULL) |
3268 | name = INTERNAL_DISASSEMBLER_ERROR; | |
3269 | (*info->fprintf_func) (info->stream, "%s ", name); | |
3270 | } | |
7d421014 | 3271 | |
252b5132 RH |
3272 | obufp = obuf + strlen (obuf); |
3273 | for (i = strlen (obuf); i < 6; i++) | |
3274 | oappend (" "); | |
3275 | oappend (" "); | |
3276 | (*info->fprintf_func) (info->stream, "%s", obuf); | |
3277 | ||
3278 | /* The enter and bound instructions are printed with operands in the same | |
3279 | order as the intel book; everything else is printed in reverse order. */ | |
2da11e11 | 3280 | if (intel_syntax || two_source_ops) |
252b5132 | 3281 | { |
ce518a5f L |
3282 | for (i = 0; i < MAX_OPERANDS; ++i) |
3283 | op_txt[i] = op_out[i]; | |
3284 | ||
3285 | for (i = 0; i < (MAX_OPERANDS >> 1); ++i) | |
3286 | { | |
3287 | op_ad = op_index[i]; | |
3288 | op_index[i] = op_index[MAX_OPERANDS - 1 - i]; | |
3289 | op_index[MAX_OPERANDS - 1 - i] = op_ad; | |
3290 | } | |
252b5132 RH |
3291 | } |
3292 | else | |
3293 | { | |
ce518a5f L |
3294 | for (i = 0; i < MAX_OPERANDS; ++i) |
3295 | op_txt[MAX_OPERANDS - 1 - i] = op_out[i]; | |
050dfa73 MM |
3296 | } |
3297 | ||
ce518a5f L |
3298 | needcomma = 0; |
3299 | for (i = 0; i < MAX_OPERANDS; ++i) | |
3300 | if (*op_txt[i]) | |
3301 | { | |
3302 | if (needcomma) | |
3303 | (*info->fprintf_func) (info->stream, ","); | |
3304 | if (op_index[i] != -1 && !op_riprel[i]) | |
3305 | (*info->print_address_func) ((bfd_vma) op_address[op_index[i]], info); | |
3306 | else | |
3307 | (*info->fprintf_func) (info->stream, "%s", op_txt[i]); | |
3308 | needcomma = 1; | |
3309 | } | |
050dfa73 | 3310 | |
ce518a5f | 3311 | for (i = 0; i < MAX_OPERANDS; i++) |
52b15da3 JH |
3312 | if (op_index[i] != -1 && op_riprel[i]) |
3313 | { | |
3314 | (*info->fprintf_func) (info->stream, " # "); | |
3315 | (*info->print_address_func) ((bfd_vma) (start_pc + codep - start_codep | |
3316 | + op_address[op_index[i]]), info); | |
3317 | } | |
e396998b | 3318 | return codep - priv.the_buffer; |
252b5132 RH |
3319 | } |
3320 | ||
6439fc28 | 3321 | static const char *float_mem[] = { |
252b5132 | 3322 | /* d8 */ |
6439fc28 AM |
3323 | "fadd{s||s|}", |
3324 | "fmul{s||s|}", | |
3325 | "fcom{s||s|}", | |
3326 | "fcomp{s||s|}", | |
3327 | "fsub{s||s|}", | |
3328 | "fsubr{s||s|}", | |
3329 | "fdiv{s||s|}", | |
3330 | "fdivr{s||s|}", | |
db6eb5be | 3331 | /* d9 */ |
6439fc28 | 3332 | "fld{s||s|}", |
252b5132 | 3333 | "(bad)", |
6439fc28 AM |
3334 | "fst{s||s|}", |
3335 | "fstp{s||s|}", | |
9306ca4a | 3336 | "fldenvIC", |
252b5132 | 3337 | "fldcw", |
9306ca4a | 3338 | "fNstenvIC", |
252b5132 RH |
3339 | "fNstcw", |
3340 | /* da */ | |
6439fc28 AM |
3341 | "fiadd{l||l|}", |
3342 | "fimul{l||l|}", | |
3343 | "ficom{l||l|}", | |
3344 | "ficomp{l||l|}", | |
3345 | "fisub{l||l|}", | |
3346 | "fisubr{l||l|}", | |
3347 | "fidiv{l||l|}", | |
3348 | "fidivr{l||l|}", | |
252b5132 | 3349 | /* db */ |
6439fc28 | 3350 | "fild{l||l|}", |
ca164297 | 3351 | "fisttp{l||l|}", |
6439fc28 AM |
3352 | "fist{l||l|}", |
3353 | "fistp{l||l|}", | |
252b5132 | 3354 | "(bad)", |
6439fc28 | 3355 | "fld{t||t|}", |
252b5132 | 3356 | "(bad)", |
6439fc28 | 3357 | "fstp{t||t|}", |
252b5132 | 3358 | /* dc */ |
6439fc28 AM |
3359 | "fadd{l||l|}", |
3360 | "fmul{l||l|}", | |
3361 | "fcom{l||l|}", | |
3362 | "fcomp{l||l|}", | |
3363 | "fsub{l||l|}", | |
3364 | "fsubr{l||l|}", | |
3365 | "fdiv{l||l|}", | |
3366 | "fdivr{l||l|}", | |
252b5132 | 3367 | /* dd */ |
6439fc28 | 3368 | "fld{l||l|}", |
1d9f512f | 3369 | "fisttp{ll||ll|}", |
6439fc28 AM |
3370 | "fst{l||l|}", |
3371 | "fstp{l||l|}", | |
9306ca4a | 3372 | "frstorIC", |
252b5132 | 3373 | "(bad)", |
9306ca4a | 3374 | "fNsaveIC", |
252b5132 RH |
3375 | "fNstsw", |
3376 | /* de */ | |
3377 | "fiadd", | |
3378 | "fimul", | |
3379 | "ficom", | |
3380 | "ficomp", | |
3381 | "fisub", | |
3382 | "fisubr", | |
3383 | "fidiv", | |
3384 | "fidivr", | |
3385 | /* df */ | |
3386 | "fild", | |
ca164297 | 3387 | "fisttp", |
252b5132 RH |
3388 | "fist", |
3389 | "fistp", | |
3390 | "fbld", | |
6439fc28 | 3391 | "fild{ll||ll|}", |
252b5132 | 3392 | "fbstp", |
1d9f512f AM |
3393 | "fistp{ll||ll|}", |
3394 | }; | |
3395 | ||
3396 | static const unsigned char float_mem_mode[] = { | |
3397 | /* d8 */ | |
3398 | d_mode, | |
3399 | d_mode, | |
3400 | d_mode, | |
3401 | d_mode, | |
3402 | d_mode, | |
3403 | d_mode, | |
3404 | d_mode, | |
3405 | d_mode, | |
3406 | /* d9 */ | |
3407 | d_mode, | |
3408 | 0, | |
3409 | d_mode, | |
3410 | d_mode, | |
3411 | 0, | |
3412 | w_mode, | |
3413 | 0, | |
3414 | w_mode, | |
3415 | /* da */ | |
3416 | d_mode, | |
3417 | d_mode, | |
3418 | d_mode, | |
3419 | d_mode, | |
3420 | d_mode, | |
3421 | d_mode, | |
3422 | d_mode, | |
3423 | d_mode, | |
3424 | /* db */ | |
3425 | d_mode, | |
3426 | d_mode, | |
3427 | d_mode, | |
3428 | d_mode, | |
3429 | 0, | |
9306ca4a | 3430 | t_mode, |
1d9f512f | 3431 | 0, |
9306ca4a | 3432 | t_mode, |
1d9f512f AM |
3433 | /* dc */ |
3434 | q_mode, | |
3435 | q_mode, | |
3436 | q_mode, | |
3437 | q_mode, | |
3438 | q_mode, | |
3439 | q_mode, | |
3440 | q_mode, | |
3441 | q_mode, | |
3442 | /* dd */ | |
3443 | q_mode, | |
3444 | q_mode, | |
3445 | q_mode, | |
3446 | q_mode, | |
3447 | 0, | |
3448 | 0, | |
3449 | 0, | |
3450 | w_mode, | |
3451 | /* de */ | |
3452 | w_mode, | |
3453 | w_mode, | |
3454 | w_mode, | |
3455 | w_mode, | |
3456 | w_mode, | |
3457 | w_mode, | |
3458 | w_mode, | |
3459 | w_mode, | |
3460 | /* df */ | |
3461 | w_mode, | |
3462 | w_mode, | |
3463 | w_mode, | |
3464 | w_mode, | |
9306ca4a | 3465 | t_mode, |
1d9f512f | 3466 | q_mode, |
9306ca4a | 3467 | t_mode, |
1d9f512f | 3468 | q_mode |
252b5132 RH |
3469 | }; |
3470 | ||
ce518a5f L |
3471 | #define ST { OP_ST, 0 } |
3472 | #define STi { OP_STi, 0 } | |
252b5132 | 3473 | |
4efba78c L |
3474 | #define FGRPd9_2 NULL, { { NULL, 0 } } |
3475 | #define FGRPd9_4 NULL, { { NULL, 1 } } | |
3476 | #define FGRPd9_5 NULL, { { NULL, 2 } } | |
3477 | #define FGRPd9_6 NULL, { { NULL, 3 } } | |
3478 | #define FGRPd9_7 NULL, { { NULL, 4 } } | |
3479 | #define FGRPda_5 NULL, { { NULL, 5 } } | |
3480 | #define FGRPdb_4 NULL, { { NULL, 6 } } | |
3481 | #define FGRPde_3 NULL, { { NULL, 7 } } | |
3482 | #define FGRPdf_4 NULL, { { NULL, 8 } } | |
252b5132 | 3483 | |
2da11e11 | 3484 | static const struct dis386 float_reg[][8] = { |
252b5132 RH |
3485 | /* d8 */ |
3486 | { | |
ce518a5f L |
3487 | { "fadd", { ST, STi } }, |
3488 | { "fmul", { ST, STi } }, | |
3489 | { "fcom", { STi } }, | |
3490 | { "fcomp", { STi } }, | |
3491 | { "fsub", { ST, STi } }, | |
3492 | { "fsubr", { ST, STi } }, | |
3493 | { "fdiv", { ST, STi } }, | |
3494 | { "fdivr", { ST, STi } }, | |
252b5132 RH |
3495 | }, |
3496 | /* d9 */ | |
3497 | { | |
ce518a5f L |
3498 | { "fld", { STi } }, |
3499 | { "fxch", { STi } }, | |
252b5132 | 3500 | { FGRPd9_2 }, |
ce518a5f | 3501 | { "(bad)", { XX } }, |
252b5132 RH |
3502 | { FGRPd9_4 }, |
3503 | { FGRPd9_5 }, | |
3504 | { FGRPd9_6 }, | |
3505 | { FGRPd9_7 }, | |
3506 | }, | |
3507 | /* da */ | |
3508 | { | |
ce518a5f L |
3509 | { "fcmovb", { ST, STi } }, |
3510 | { "fcmove", { ST, STi } }, | |
3511 | { "fcmovbe",{ ST, STi } }, | |
3512 | { "fcmovu", { ST, STi } }, | |
3513 | { "(bad)", { XX } }, | |
252b5132 | 3514 | { FGRPda_5 }, |
ce518a5f L |
3515 | { "(bad)", { XX } }, |
3516 | { "(bad)", { XX } }, | |
252b5132 RH |
3517 | }, |
3518 | /* db */ | |
3519 | { | |
ce518a5f L |
3520 | { "fcmovnb",{ ST, STi } }, |
3521 | { "fcmovne",{ ST, STi } }, | |
3522 | { "fcmovnbe",{ ST, STi } }, | |
3523 | { "fcmovnu",{ ST, STi } }, | |
252b5132 | 3524 | { FGRPdb_4 }, |
ce518a5f L |
3525 | { "fucomi", { ST, STi } }, |
3526 | { "fcomi", { ST, STi } }, | |
3527 | { "(bad)", { XX } }, | |
252b5132 RH |
3528 | }, |
3529 | /* dc */ | |
3530 | { | |
ce518a5f L |
3531 | { "fadd", { STi, ST } }, |
3532 | { "fmul", { STi, ST } }, | |
3533 | { "(bad)", { XX } }, | |
3534 | { "(bad)", { XX } }, | |
0b1cf022 | 3535 | #if SYSV386_COMPAT |
ce518a5f L |
3536 | { "fsub", { STi, ST } }, |
3537 | { "fsubr", { STi, ST } }, | |
3538 | { "fdiv", { STi, ST } }, | |
3539 | { "fdivr", { STi, ST } }, | |
252b5132 | 3540 | #else |
ce518a5f L |
3541 | { "fsubr", { STi, ST } }, |
3542 | { "fsub", { STi, ST } }, | |
3543 | { "fdivr", { STi, ST } }, | |
3544 | { "fdiv", { STi, ST } }, | |
252b5132 RH |
3545 | #endif |
3546 | }, | |
3547 | /* dd */ | |
3548 | { | |
ce518a5f L |
3549 | { "ffree", { STi } }, |
3550 | { "(bad)", { XX } }, | |
3551 | { "fst", { STi } }, | |
3552 | { "fstp", { STi } }, | |
3553 | { "fucom", { STi } }, | |
3554 | { "fucomp", { STi } }, | |
3555 | { "(bad)", { XX } }, | |
3556 | { "(bad)", { XX } }, | |
252b5132 RH |
3557 | }, |
3558 | /* de */ | |
3559 | { | |
ce518a5f L |
3560 | { "faddp", { STi, ST } }, |
3561 | { "fmulp", { STi, ST } }, | |
3562 | { "(bad)", { XX } }, | |
252b5132 | 3563 | { FGRPde_3 }, |
0b1cf022 | 3564 | #if SYSV386_COMPAT |
ce518a5f L |
3565 | { "fsubp", { STi, ST } }, |
3566 | { "fsubrp", { STi, ST } }, | |
3567 | { "fdivp", { STi, ST } }, | |
3568 | { "fdivrp", { STi, ST } }, | |
252b5132 | 3569 | #else |
ce518a5f L |
3570 | { "fsubrp", { STi, ST } }, |
3571 | { "fsubp", { STi, ST } }, | |
3572 | { "fdivrp", { STi, ST } }, | |
3573 | { "fdivp", { STi, ST } }, | |
252b5132 RH |
3574 | #endif |
3575 | }, | |
3576 | /* df */ | |
3577 | { | |
ce518a5f L |
3578 | { "ffreep", { STi } }, |
3579 | { "(bad)", { XX } }, | |
3580 | { "(bad)", { XX } }, | |
3581 | { "(bad)", { XX } }, | |
252b5132 | 3582 | { FGRPdf_4 }, |
ce518a5f L |
3583 | { "fucomip", { ST, STi } }, |
3584 | { "fcomip", { ST, STi } }, | |
3585 | { "(bad)", { XX } }, | |
252b5132 RH |
3586 | }, |
3587 | }; | |
3588 | ||
252b5132 RH |
3589 | static char *fgrps[][8] = { |
3590 | /* d9_2 0 */ | |
3591 | { | |
3592 | "fnop","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", | |
3593 | }, | |
3594 | ||
3595 | /* d9_4 1 */ | |
3596 | { | |
3597 | "fchs","fabs","(bad)","(bad)","ftst","fxam","(bad)","(bad)", | |
3598 | }, | |
3599 | ||
3600 | /* d9_5 2 */ | |
3601 | { | |
3602 | "fld1","fldl2t","fldl2e","fldpi","fldlg2","fldln2","fldz","(bad)", | |
3603 | }, | |
3604 | ||
3605 | /* d9_6 3 */ | |
3606 | { | |
3607 | "f2xm1","fyl2x","fptan","fpatan","fxtract","fprem1","fdecstp","fincstp", | |
3608 | }, | |
3609 | ||
3610 | /* d9_7 4 */ | |
3611 | { | |
3612 | "fprem","fyl2xp1","fsqrt","fsincos","frndint","fscale","fsin","fcos", | |
3613 | }, | |
3614 | ||
3615 | /* da_5 5 */ | |
3616 | { | |
3617 | "(bad)","fucompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", | |
3618 | }, | |
3619 | ||
3620 | /* db_4 6 */ | |
3621 | { | |
3622 | "feni(287 only)","fdisi(287 only)","fNclex","fNinit", | |
3623 | "fNsetpm(287 only)","(bad)","(bad)","(bad)", | |
3624 | }, | |
3625 | ||
3626 | /* de_3 7 */ | |
3627 | { | |
3628 | "(bad)","fcompp","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", | |
3629 | }, | |
3630 | ||
3631 | /* df_4 8 */ | |
3632 | { | |
3633 | "fNstsw","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)","(bad)", | |
3634 | }, | |
3635 | }; | |
3636 | ||
3637 | static void | |
26ca5450 | 3638 | dofloat (int sizeflag) |
252b5132 | 3639 | { |
2da11e11 | 3640 | const struct dis386 *dp; |
252b5132 RH |
3641 | unsigned char floatop; |
3642 | ||
3643 | floatop = codep[-1]; | |
3644 | ||
7967e09e | 3645 | if (modrm.mod != 3) |
252b5132 | 3646 | { |
7967e09e | 3647 | int fp_indx = (floatop - 0xd8) * 8 + modrm.reg; |
1d9f512f AM |
3648 | |
3649 | putop (float_mem[fp_indx], sizeflag); | |
ce518a5f | 3650 | obufp = op_out[0]; |
6e50d963 | 3651 | op_ad = 2; |
1d9f512f | 3652 | OP_E (float_mem_mode[fp_indx], sizeflag); |
252b5132 RH |
3653 | return; |
3654 | } | |
6608db57 | 3655 | /* Skip mod/rm byte. */ |
4bba6815 | 3656 | MODRM_CHECK; |
252b5132 RH |
3657 | codep++; |
3658 | ||
7967e09e | 3659 | dp = &float_reg[floatop - 0xd8][modrm.reg]; |
252b5132 RH |
3660 | if (dp->name == NULL) |
3661 | { | |
7967e09e | 3662 | putop (fgrps[dp->op[0].bytemode][modrm.rm], sizeflag); |
252b5132 | 3663 | |
6608db57 | 3664 | /* Instruction fnstsw is only one with strange arg. */ |
252b5132 | 3665 | if (floatop == 0xdf && codep[-1] == 0xe0) |
ce518a5f | 3666 | strcpy (op_out[0], names16[0]); |
252b5132 RH |
3667 | } |
3668 | else | |
3669 | { | |
3670 | putop (dp->name, sizeflag); | |
3671 | ||
ce518a5f | 3672 | obufp = op_out[0]; |
6e50d963 | 3673 | op_ad = 2; |
ce518a5f L |
3674 | if (dp->op[0].rtn) |
3675 | (*dp->op[0].rtn) (dp->op[0].bytemode, sizeflag); | |
6e50d963 | 3676 | |
ce518a5f | 3677 | obufp = op_out[1]; |
6e50d963 | 3678 | op_ad = 1; |
ce518a5f L |
3679 | if (dp->op[1].rtn) |
3680 | (*dp->op[1].rtn) (dp->op[1].bytemode, sizeflag); | |
252b5132 RH |
3681 | } |
3682 | } | |
3683 | ||
252b5132 | 3684 | static void |
26ca5450 | 3685 | OP_ST (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 | 3686 | { |
422673a9 | 3687 | oappend ("%st" + intel_syntax); |
252b5132 RH |
3688 | } |
3689 | ||
252b5132 | 3690 | static void |
26ca5450 | 3691 | OP_STi (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 | 3692 | { |
7967e09e | 3693 | sprintf (scratchbuf, "%%st(%d)", modrm.rm); |
d708bcba | 3694 | oappend (scratchbuf + intel_syntax); |
252b5132 RH |
3695 | } |
3696 | ||
6608db57 | 3697 | /* Capital letters in template are macros. */ |
6439fc28 | 3698 | static int |
26ca5450 | 3699 | putop (const char *template, int sizeflag) |
252b5132 | 3700 | { |
2da11e11 | 3701 | const char *p; |
9306ca4a | 3702 | int alt = 0; |
252b5132 RH |
3703 | |
3704 | for (p = template; *p; p++) | |
3705 | { | |
3706 | switch (*p) | |
3707 | { | |
3708 | default: | |
3709 | *obufp++ = *p; | |
3710 | break; | |
6439fc28 AM |
3711 | case '{': |
3712 | alt = 0; | |
3713 | if (intel_syntax) | |
3714 | alt += 1; | |
cb712a9e | 3715 | if (address_mode == mode_64bit) |
6439fc28 AM |
3716 | alt += 2; |
3717 | while (alt != 0) | |
3718 | { | |
3719 | while (*++p != '|') | |
3720 | { | |
3721 | if (*p == '}') | |
3722 | { | |
3723 | /* Alternative not valid. */ | |
3724 | strcpy (obuf, "(bad)"); | |
3725 | obufp = obuf + 5; | |
3726 | return 1; | |
3727 | } | |
3728 | else if (*p == '\0') | |
3729 | abort (); | |
3730 | } | |
3731 | alt--; | |
3732 | } | |
9306ca4a JB |
3733 | /* Fall through. */ |
3734 | case 'I': | |
3735 | alt = 1; | |
3736 | continue; | |
6439fc28 AM |
3737 | case '|': |
3738 | while (*++p != '}') | |
3739 | { | |
3740 | if (*p == '\0') | |
3741 | abort (); | |
3742 | } | |
3743 | break; | |
3744 | case '}': | |
3745 | break; | |
252b5132 | 3746 | case 'A': |
db6eb5be AM |
3747 | if (intel_syntax) |
3748 | break; | |
7967e09e | 3749 | if (modrm.mod != 3 || (sizeflag & SUFFIX_ALWAYS)) |
252b5132 RH |
3750 | *obufp++ = 'b'; |
3751 | break; | |
3752 | case 'B': | |
db6eb5be AM |
3753 | if (intel_syntax) |
3754 | break; | |
252b5132 RH |
3755 | if (sizeflag & SUFFIX_ALWAYS) |
3756 | *obufp++ = 'b'; | |
252b5132 | 3757 | break; |
9306ca4a JB |
3758 | case 'C': |
3759 | if (intel_syntax && !alt) | |
3760 | break; | |
3761 | if ((prefixes & PREFIX_DATA) || (sizeflag & SUFFIX_ALWAYS)) | |
3762 | { | |
3763 | if (sizeflag & DFLAG) | |
3764 | *obufp++ = intel_syntax ? 'd' : 'l'; | |
3765 | else | |
3766 | *obufp++ = intel_syntax ? 'w' : 's'; | |
3767 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3768 | } | |
3769 | break; | |
ed7841b3 JB |
3770 | case 'D': |
3771 | if (intel_syntax || !(sizeflag & SUFFIX_ALWAYS)) | |
3772 | break; | |
161a04f6 | 3773 | USED_REX (REX_W); |
7967e09e | 3774 | if (modrm.mod == 3) |
ed7841b3 | 3775 | { |
161a04f6 | 3776 | if (rex & REX_W) |
ed7841b3 JB |
3777 | *obufp++ = 'q'; |
3778 | else if (sizeflag & DFLAG) | |
3779 | *obufp++ = intel_syntax ? 'd' : 'l'; | |
3780 | else | |
3781 | *obufp++ = 'w'; | |
3782 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3783 | } | |
3784 | else | |
3785 | *obufp++ = 'w'; | |
3786 | break; | |
252b5132 | 3787 | case 'E': /* For jcxz/jecxz */ |
cb712a9e | 3788 | if (address_mode == mode_64bit) |
c1a64871 JH |
3789 | { |
3790 | if (sizeflag & AFLAG) | |
3791 | *obufp++ = 'r'; | |
3792 | else | |
3793 | *obufp++ = 'e'; | |
3794 | } | |
3795 | else | |
3796 | if (sizeflag & AFLAG) | |
3797 | *obufp++ = 'e'; | |
3ffd33cf AM |
3798 | used_prefixes |= (prefixes & PREFIX_ADDR); |
3799 | break; | |
3800 | case 'F': | |
db6eb5be AM |
3801 | if (intel_syntax) |
3802 | break; | |
e396998b | 3803 | if ((prefixes & PREFIX_ADDR) || (sizeflag & SUFFIX_ALWAYS)) |
3ffd33cf AM |
3804 | { |
3805 | if (sizeflag & AFLAG) | |
cb712a9e | 3806 | *obufp++ = address_mode == mode_64bit ? 'q' : 'l'; |
3ffd33cf | 3807 | else |
cb712a9e | 3808 | *obufp++ = address_mode == mode_64bit ? 'l' : 'w'; |
3ffd33cf AM |
3809 | used_prefixes |= (prefixes & PREFIX_ADDR); |
3810 | } | |
252b5132 | 3811 | break; |
52fd6d94 JB |
3812 | case 'G': |
3813 | if (intel_syntax || (obufp[-1] != 's' && !(sizeflag & SUFFIX_ALWAYS))) | |
3814 | break; | |
161a04f6 | 3815 | if ((rex & REX_W) || (sizeflag & DFLAG)) |
52fd6d94 JB |
3816 | *obufp++ = 'l'; |
3817 | else | |
3818 | *obufp++ = 'w'; | |
161a04f6 | 3819 | if (!(rex & REX_W)) |
52fd6d94 JB |
3820 | used_prefixes |= (prefixes & PREFIX_DATA); |
3821 | break; | |
5dd0794d | 3822 | case 'H': |
db6eb5be AM |
3823 | if (intel_syntax) |
3824 | break; | |
5dd0794d AM |
3825 | if ((prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_CS |
3826 | || (prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_DS) | |
3827 | { | |
3828 | used_prefixes |= prefixes & (PREFIX_CS | PREFIX_DS); | |
3829 | *obufp++ = ','; | |
3830 | *obufp++ = 'p'; | |
3831 | if (prefixes & PREFIX_DS) | |
3832 | *obufp++ = 't'; | |
3833 | else | |
3834 | *obufp++ = 'n'; | |
3835 | } | |
3836 | break; | |
9306ca4a JB |
3837 | case 'J': |
3838 | if (intel_syntax) | |
3839 | break; | |
3840 | *obufp++ = 'l'; | |
3841 | break; | |
6dd5059a L |
3842 | case 'Z': |
3843 | if (intel_syntax) | |
3844 | break; | |
3845 | if (address_mode == mode_64bit && (sizeflag & SUFFIX_ALWAYS)) | |
3846 | { | |
3847 | *obufp++ = 'q'; | |
3848 | break; | |
3849 | } | |
3850 | /* Fall through. */ | |
252b5132 | 3851 | case 'L': |
db6eb5be AM |
3852 | if (intel_syntax) |
3853 | break; | |
252b5132 RH |
3854 | if (sizeflag & SUFFIX_ALWAYS) |
3855 | *obufp++ = 'l'; | |
252b5132 RH |
3856 | break; |
3857 | case 'N': | |
3858 | if ((prefixes & PREFIX_FWAIT) == 0) | |
3859 | *obufp++ = 'n'; | |
7d421014 ILT |
3860 | else |
3861 | used_prefixes |= PREFIX_FWAIT; | |
252b5132 | 3862 | break; |
52b15da3 | 3863 | case 'O': |
161a04f6 L |
3864 | USED_REX (REX_W); |
3865 | if (rex & REX_W) | |
6439fc28 | 3866 | *obufp++ = 'o'; |
a35ca55a JB |
3867 | else if (intel_syntax && (sizeflag & DFLAG)) |
3868 | *obufp++ = 'q'; | |
52b15da3 JH |
3869 | else |
3870 | *obufp++ = 'd'; | |
161a04f6 | 3871 | if (!(rex & REX_W)) |
a35ca55a | 3872 | used_prefixes |= (prefixes & PREFIX_DATA); |
52b15da3 | 3873 | break; |
6439fc28 | 3874 | case 'T': |
db6eb5be AM |
3875 | if (intel_syntax) |
3876 | break; | |
cb712a9e | 3877 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
6439fc28 AM |
3878 | { |
3879 | *obufp++ = 'q'; | |
3880 | break; | |
3881 | } | |
6608db57 | 3882 | /* Fall through. */ |
252b5132 | 3883 | case 'P': |
db6eb5be AM |
3884 | if (intel_syntax) |
3885 | break; | |
252b5132 | 3886 | if ((prefixes & PREFIX_DATA) |
161a04f6 | 3887 | || (rex & REX_W) |
e396998b | 3888 | || (sizeflag & SUFFIX_ALWAYS)) |
252b5132 | 3889 | { |
161a04f6 L |
3890 | USED_REX (REX_W); |
3891 | if (rex & REX_W) | |
52b15da3 | 3892 | *obufp++ = 'q'; |
c2419411 | 3893 | else |
52b15da3 JH |
3894 | { |
3895 | if (sizeflag & DFLAG) | |
3896 | *obufp++ = 'l'; | |
3897 | else | |
3898 | *obufp++ = 'w'; | |
52b15da3 | 3899 | } |
1a114b12 | 3900 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
3901 | } |
3902 | break; | |
6439fc28 | 3903 | case 'U': |
db6eb5be AM |
3904 | if (intel_syntax) |
3905 | break; | |
cb712a9e | 3906 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
6439fc28 | 3907 | { |
7967e09e | 3908 | if (modrm.mod != 3 || (sizeflag & SUFFIX_ALWAYS)) |
1a114b12 | 3909 | *obufp++ = 'q'; |
6439fc28 AM |
3910 | break; |
3911 | } | |
6608db57 | 3912 | /* Fall through. */ |
252b5132 | 3913 | case 'Q': |
9306ca4a | 3914 | if (intel_syntax && !alt) |
db6eb5be | 3915 | break; |
161a04f6 | 3916 | USED_REX (REX_W); |
7967e09e | 3917 | if (modrm.mod != 3 || (sizeflag & SUFFIX_ALWAYS)) |
252b5132 | 3918 | { |
161a04f6 | 3919 | if (rex & REX_W) |
52b15da3 | 3920 | *obufp++ = 'q'; |
252b5132 | 3921 | else |
52b15da3 JH |
3922 | { |
3923 | if (sizeflag & DFLAG) | |
9306ca4a | 3924 | *obufp++ = intel_syntax ? 'd' : 'l'; |
52b15da3 JH |
3925 | else |
3926 | *obufp++ = 'w'; | |
52b15da3 | 3927 | } |
1a114b12 | 3928 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
3929 | } |
3930 | break; | |
3931 | case 'R': | |
161a04f6 L |
3932 | USED_REX (REX_W); |
3933 | if (rex & REX_W) | |
a35ca55a JB |
3934 | *obufp++ = 'q'; |
3935 | else if (sizeflag & DFLAG) | |
c608c12e | 3936 | { |
a35ca55a | 3937 | if (intel_syntax) |
c608c12e | 3938 | *obufp++ = 'd'; |
c608c12e | 3939 | else |
a35ca55a | 3940 | *obufp++ = 'l'; |
c608c12e | 3941 | } |
252b5132 | 3942 | else |
a35ca55a JB |
3943 | *obufp++ = 'w'; |
3944 | if (intel_syntax && !p[1] | |
161a04f6 | 3945 | && ((rex & REX_W) || (sizeflag & DFLAG))) |
a35ca55a | 3946 | *obufp++ = 'e'; |
161a04f6 | 3947 | if (!(rex & REX_W)) |
52b15da3 | 3948 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 | 3949 | break; |
1a114b12 JB |
3950 | case 'V': |
3951 | if (intel_syntax) | |
3952 | break; | |
cb712a9e | 3953 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
1a114b12 JB |
3954 | { |
3955 | if (sizeflag & SUFFIX_ALWAYS) | |
3956 | *obufp++ = 'q'; | |
3957 | break; | |
3958 | } | |
3959 | /* Fall through. */ | |
252b5132 | 3960 | case 'S': |
db6eb5be AM |
3961 | if (intel_syntax) |
3962 | break; | |
252b5132 RH |
3963 | if (sizeflag & SUFFIX_ALWAYS) |
3964 | { | |
161a04f6 | 3965 | if (rex & REX_W) |
52b15da3 | 3966 | *obufp++ = 'q'; |
252b5132 | 3967 | else |
52b15da3 JH |
3968 | { |
3969 | if (sizeflag & DFLAG) | |
3970 | *obufp++ = 'l'; | |
3971 | else | |
3972 | *obufp++ = 'w'; | |
3973 | used_prefixes |= (prefixes & PREFIX_DATA); | |
3974 | } | |
252b5132 | 3975 | } |
252b5132 | 3976 | break; |
041bd2e0 JH |
3977 | case 'X': |
3978 | if (prefixes & PREFIX_DATA) | |
3979 | *obufp++ = 'd'; | |
3980 | else | |
3981 | *obufp++ = 's'; | |
db6eb5be | 3982 | used_prefixes |= (prefixes & PREFIX_DATA); |
041bd2e0 | 3983 | break; |
76f227a5 | 3984 | case 'Y': |
db6eb5be AM |
3985 | if (intel_syntax) |
3986 | break; | |
161a04f6 | 3987 | if (rex & REX_W) |
76f227a5 | 3988 | { |
161a04f6 | 3989 | USED_REX (REX_W); |
76f227a5 JH |
3990 | *obufp++ = 'q'; |
3991 | } | |
3992 | break; | |
52b15da3 | 3993 | /* implicit operand size 'l' for i386 or 'q' for x86-64 */ |
252b5132 | 3994 | case 'W': |
252b5132 | 3995 | /* operand size flag for cwtl, cbtw */ |
161a04f6 L |
3996 | USED_REX (REX_W); |
3997 | if (rex & REX_W) | |
a35ca55a JB |
3998 | { |
3999 | if (intel_syntax) | |
4000 | *obufp++ = 'd'; | |
4001 | else | |
4002 | *obufp++ = 'l'; | |
4003 | } | |
52b15da3 | 4004 | else if (sizeflag & DFLAG) |
252b5132 RH |
4005 | *obufp++ = 'w'; |
4006 | else | |
4007 | *obufp++ = 'b'; | |
161a04f6 | 4008 | if (!(rex & REX_W)) |
52b15da3 | 4009 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
4010 | break; |
4011 | } | |
9306ca4a | 4012 | alt = 0; |
252b5132 RH |
4013 | } |
4014 | *obufp = 0; | |
6439fc28 | 4015 | return 0; |
252b5132 RH |
4016 | } |
4017 | ||
4018 | static void | |
26ca5450 | 4019 | oappend (const char *s) |
252b5132 RH |
4020 | { |
4021 | strcpy (obufp, s); | |
4022 | obufp += strlen (s); | |
4023 | } | |
4024 | ||
4025 | static void | |
26ca5450 | 4026 | append_seg (void) |
252b5132 RH |
4027 | { |
4028 | if (prefixes & PREFIX_CS) | |
7d421014 | 4029 | { |
7d421014 | 4030 | used_prefixes |= PREFIX_CS; |
d708bcba | 4031 | oappend ("%cs:" + intel_syntax); |
7d421014 | 4032 | } |
252b5132 | 4033 | if (prefixes & PREFIX_DS) |
7d421014 | 4034 | { |
7d421014 | 4035 | used_prefixes |= PREFIX_DS; |
d708bcba | 4036 | oappend ("%ds:" + intel_syntax); |
7d421014 | 4037 | } |
252b5132 | 4038 | if (prefixes & PREFIX_SS) |
7d421014 | 4039 | { |
7d421014 | 4040 | used_prefixes |= PREFIX_SS; |
d708bcba | 4041 | oappend ("%ss:" + intel_syntax); |
7d421014 | 4042 | } |
252b5132 | 4043 | if (prefixes & PREFIX_ES) |
7d421014 | 4044 | { |
7d421014 | 4045 | used_prefixes |= PREFIX_ES; |
d708bcba | 4046 | oappend ("%es:" + intel_syntax); |
7d421014 | 4047 | } |
252b5132 | 4048 | if (prefixes & PREFIX_FS) |
7d421014 | 4049 | { |
7d421014 | 4050 | used_prefixes |= PREFIX_FS; |
d708bcba | 4051 | oappend ("%fs:" + intel_syntax); |
7d421014 | 4052 | } |
252b5132 | 4053 | if (prefixes & PREFIX_GS) |
7d421014 | 4054 | { |
7d421014 | 4055 | used_prefixes |= PREFIX_GS; |
d708bcba | 4056 | oappend ("%gs:" + intel_syntax); |
7d421014 | 4057 | } |
252b5132 RH |
4058 | } |
4059 | ||
4060 | static void | |
26ca5450 | 4061 | OP_indirE (int bytemode, int sizeflag) |
252b5132 RH |
4062 | { |
4063 | if (!intel_syntax) | |
4064 | oappend ("*"); | |
4065 | OP_E (bytemode, sizeflag); | |
4066 | } | |
4067 | ||
52b15da3 | 4068 | static void |
26ca5450 | 4069 | print_operand_value (char *buf, int hex, bfd_vma disp) |
52b15da3 | 4070 | { |
cb712a9e | 4071 | if (address_mode == mode_64bit) |
52b15da3 JH |
4072 | { |
4073 | if (hex) | |
4074 | { | |
4075 | char tmp[30]; | |
4076 | int i; | |
4077 | buf[0] = '0'; | |
4078 | buf[1] = 'x'; | |
4079 | sprintf_vma (tmp, disp); | |
6608db57 | 4080 | for (i = 0; tmp[i] == '0' && tmp[i + 1]; i++); |
52b15da3 JH |
4081 | strcpy (buf + 2, tmp + i); |
4082 | } | |
4083 | else | |
4084 | { | |
4085 | bfd_signed_vma v = disp; | |
4086 | char tmp[30]; | |
4087 | int i; | |
4088 | if (v < 0) | |
4089 | { | |
4090 | *(buf++) = '-'; | |
4091 | v = -disp; | |
6608db57 | 4092 | /* Check for possible overflow on 0x8000000000000000. */ |
52b15da3 JH |
4093 | if (v < 0) |
4094 | { | |
4095 | strcpy (buf, "9223372036854775808"); | |
4096 | return; | |
4097 | } | |
4098 | } | |
4099 | if (!v) | |
4100 | { | |
4101 | strcpy (buf, "0"); | |
4102 | return; | |
4103 | } | |
4104 | ||
4105 | i = 0; | |
4106 | tmp[29] = 0; | |
4107 | while (v) | |
4108 | { | |
6608db57 | 4109 | tmp[28 - i] = (v % 10) + '0'; |
52b15da3 JH |
4110 | v /= 10; |
4111 | i++; | |
4112 | } | |
4113 | strcpy (buf, tmp + 29 - i); | |
4114 | } | |
4115 | } | |
4116 | else | |
4117 | { | |
4118 | if (hex) | |
4119 | sprintf (buf, "0x%x", (unsigned int) disp); | |
4120 | else | |
4121 | sprintf (buf, "%d", (int) disp); | |
4122 | } | |
4123 | } | |
4124 | ||
3f31e633 JB |
4125 | static void |
4126 | intel_operand_size (int bytemode, int sizeflag) | |
4127 | { | |
4128 | switch (bytemode) | |
4129 | { | |
4130 | case b_mode: | |
4131 | oappend ("BYTE PTR "); | |
4132 | break; | |
4133 | case w_mode: | |
4134 | case dqw_mode: | |
4135 | oappend ("WORD PTR "); | |
4136 | break; | |
1a114b12 | 4137 | case stack_v_mode: |
cb712a9e | 4138 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
3f31e633 JB |
4139 | { |
4140 | oappend ("QWORD PTR "); | |
4141 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4142 | break; | |
4143 | } | |
4144 | /* FALLTHRU */ | |
4145 | case v_mode: | |
4146 | case dq_mode: | |
161a04f6 L |
4147 | USED_REX (REX_W); |
4148 | if (rex & REX_W) | |
3f31e633 JB |
4149 | oappend ("QWORD PTR "); |
4150 | else if ((sizeflag & DFLAG) || bytemode == dq_mode) | |
4151 | oappend ("DWORD PTR "); | |
4152 | else | |
4153 | oappend ("WORD PTR "); | |
4154 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4155 | break; | |
52fd6d94 | 4156 | case z_mode: |
161a04f6 | 4157 | if ((rex & REX_W) || (sizeflag & DFLAG)) |
52fd6d94 JB |
4158 | *obufp++ = 'D'; |
4159 | oappend ("WORD PTR "); | |
161a04f6 | 4160 | if (!(rex & REX_W)) |
52fd6d94 JB |
4161 | used_prefixes |= (prefixes & PREFIX_DATA); |
4162 | break; | |
3f31e633 JB |
4163 | case d_mode: |
4164 | oappend ("DWORD PTR "); | |
4165 | break; | |
4166 | case q_mode: | |
4167 | oappend ("QWORD PTR "); | |
4168 | break; | |
4169 | case m_mode: | |
cb712a9e | 4170 | if (address_mode == mode_64bit) |
3f31e633 JB |
4171 | oappend ("QWORD PTR "); |
4172 | else | |
4173 | oappend ("DWORD PTR "); | |
4174 | break; | |
4175 | case f_mode: | |
4176 | if (sizeflag & DFLAG) | |
4177 | oappend ("FWORD PTR "); | |
4178 | else | |
4179 | oappend ("DWORD PTR "); | |
4180 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4181 | break; | |
4182 | case t_mode: | |
4183 | oappend ("TBYTE PTR "); | |
4184 | break; | |
4185 | case x_mode: | |
4186 | oappend ("XMMWORD PTR "); | |
4187 | break; | |
fb9c77c7 L |
4188 | case o_mode: |
4189 | oappend ("OWORD PTR "); | |
4190 | break; | |
3f31e633 JB |
4191 | default: |
4192 | break; | |
4193 | } | |
4194 | } | |
4195 | ||
252b5132 | 4196 | static void |
26ca5450 | 4197 | OP_E (int bytemode, int sizeflag) |
252b5132 | 4198 | { |
52b15da3 JH |
4199 | bfd_vma disp; |
4200 | int add = 0; | |
4201 | int riprel = 0; | |
161a04f6 L |
4202 | USED_REX (REX_B); |
4203 | if (rex & REX_B) | |
52b15da3 | 4204 | add += 8; |
252b5132 | 4205 | |
6608db57 | 4206 | /* Skip mod/rm byte. */ |
4bba6815 | 4207 | MODRM_CHECK; |
252b5132 RH |
4208 | codep++; |
4209 | ||
7967e09e | 4210 | if (modrm.mod == 3) |
252b5132 RH |
4211 | { |
4212 | switch (bytemode) | |
4213 | { | |
4214 | case b_mode: | |
52b15da3 JH |
4215 | USED_REX (0); |
4216 | if (rex) | |
7967e09e | 4217 | oappend (names8rex[modrm.rm + add]); |
52b15da3 | 4218 | else |
7967e09e | 4219 | oappend (names8[modrm.rm + add]); |
252b5132 RH |
4220 | break; |
4221 | case w_mode: | |
7967e09e | 4222 | oappend (names16[modrm.rm + add]); |
252b5132 | 4223 | break; |
2da11e11 | 4224 | case d_mode: |
7967e09e | 4225 | oappend (names32[modrm.rm + add]); |
52b15da3 JH |
4226 | break; |
4227 | case q_mode: | |
7967e09e | 4228 | oappend (names64[modrm.rm + add]); |
52b15da3 JH |
4229 | break; |
4230 | case m_mode: | |
cb712a9e | 4231 | if (address_mode == mode_64bit) |
7967e09e | 4232 | oappend (names64[modrm.rm + add]); |
52b15da3 | 4233 | else |
7967e09e | 4234 | oappend (names32[modrm.rm + add]); |
2da11e11 | 4235 | break; |
1a114b12 | 4236 | case stack_v_mode: |
cb712a9e | 4237 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
003519a7 | 4238 | { |
7967e09e | 4239 | oappend (names64[modrm.rm + add]); |
003519a7 | 4240 | used_prefixes |= (prefixes & PREFIX_DATA); |
1a114b12 | 4241 | break; |
003519a7 | 4242 | } |
1a114b12 JB |
4243 | bytemode = v_mode; |
4244 | /* FALLTHRU */ | |
252b5132 | 4245 | case v_mode: |
db6eb5be | 4246 | case dq_mode: |
9306ca4a | 4247 | case dqw_mode: |
161a04f6 L |
4248 | USED_REX (REX_W); |
4249 | if (rex & REX_W) | |
7967e09e | 4250 | oappend (names64[modrm.rm + add]); |
9306ca4a | 4251 | else if ((sizeflag & DFLAG) || bytemode != v_mode) |
7967e09e | 4252 | oappend (names32[modrm.rm + add]); |
252b5132 | 4253 | else |
7967e09e | 4254 | oappend (names16[modrm.rm + add]); |
7d421014 | 4255 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 | 4256 | break; |
2da11e11 | 4257 | case 0: |
c608c12e | 4258 | break; |
252b5132 | 4259 | default: |
c608c12e | 4260 | oappend (INTERNAL_DISASSEMBLER_ERROR); |
252b5132 RH |
4261 | break; |
4262 | } | |
4263 | return; | |
4264 | } | |
4265 | ||
4266 | disp = 0; | |
3f31e633 JB |
4267 | if (intel_syntax) |
4268 | intel_operand_size (bytemode, sizeflag); | |
252b5132 RH |
4269 | append_seg (); |
4270 | ||
cb712a9e | 4271 | if ((sizeflag & AFLAG) || address_mode == mode_64bit) /* 32 bit address mode */ |
252b5132 RH |
4272 | { |
4273 | int havesib; | |
4274 | int havebase; | |
4275 | int base; | |
4276 | int index = 0; | |
4277 | int scale = 0; | |
4278 | ||
4279 | havesib = 0; | |
4280 | havebase = 1; | |
7967e09e | 4281 | base = modrm.rm; |
252b5132 RH |
4282 | |
4283 | if (base == 4) | |
4284 | { | |
4285 | havesib = 1; | |
4286 | FETCH_DATA (the_info, codep + 1); | |
252b5132 | 4287 | index = (*codep >> 3) & 7; |
cb712a9e | 4288 | if (address_mode == mode_64bit || index != 0x4) |
9df48ba9 | 4289 | /* When INDEX == 0x4 in 32 bit mode, SCALE is ignored. */ |
2033b4b9 | 4290 | scale = (*codep >> 6) & 3; |
252b5132 | 4291 | base = *codep & 7; |
161a04f6 L |
4292 | USED_REX (REX_X); |
4293 | if (rex & REX_X) | |
52b15da3 | 4294 | index += 8; |
252b5132 RH |
4295 | codep++; |
4296 | } | |
2888cb7a | 4297 | base += add; |
252b5132 | 4298 | |
7967e09e | 4299 | switch (modrm.mod) |
252b5132 RH |
4300 | { |
4301 | case 0: | |
52b15da3 | 4302 | if ((base & 7) == 5) |
252b5132 RH |
4303 | { |
4304 | havebase = 0; | |
cb712a9e | 4305 | if (address_mode == mode_64bit && !havesib) |
52b15da3 JH |
4306 | riprel = 1; |
4307 | disp = get32s (); | |
252b5132 RH |
4308 | } |
4309 | break; | |
4310 | case 1: | |
4311 | FETCH_DATA (the_info, codep + 1); | |
4312 | disp = *codep++; | |
4313 | if ((disp & 0x80) != 0) | |
4314 | disp -= 0x100; | |
4315 | break; | |
4316 | case 2: | |
52b15da3 | 4317 | disp = get32s (); |
252b5132 RH |
4318 | break; |
4319 | } | |
4320 | ||
4321 | if (!intel_syntax) | |
7967e09e | 4322 | if (modrm.mod != 0 || (base & 7) == 5) |
db6eb5be | 4323 | { |
52b15da3 | 4324 | print_operand_value (scratchbuf, !riprel, disp); |
db6eb5be | 4325 | oappend (scratchbuf); |
52b15da3 JH |
4326 | if (riprel) |
4327 | { | |
4328 | set_op (disp, 1); | |
4329 | oappend ("(%rip)"); | |
4330 | } | |
db6eb5be | 4331 | } |
2da11e11 | 4332 | |
252b5132 RH |
4333 | if (havebase || (havesib && (index != 4 || scale != 0))) |
4334 | { | |
252b5132 | 4335 | *obufp++ = open_char; |
52b15da3 JH |
4336 | if (intel_syntax && riprel) |
4337 | oappend ("rip + "); | |
db6eb5be | 4338 | *obufp = '\0'; |
252b5132 | 4339 | if (havebase) |
cb712a9e | 4340 | oappend (address_mode == mode_64bit && (sizeflag & AFLAG) |
c1a64871 | 4341 | ? names64[base] : names32[base]); |
252b5132 RH |
4342 | if (havesib) |
4343 | { | |
4344 | if (index != 4) | |
4345 | { | |
9306ca4a | 4346 | if (!intel_syntax || havebase) |
db6eb5be | 4347 | { |
9306ca4a JB |
4348 | *obufp++ = separator_char; |
4349 | *obufp = '\0'; | |
db6eb5be | 4350 | } |
cb712a9e | 4351 | oappend (address_mode == mode_64bit && (sizeflag & AFLAG) |
9306ca4a | 4352 | ? names64[index] : names32[index]); |
252b5132 | 4353 | } |
a02a862a | 4354 | if (scale != 0 || (!intel_syntax && index != 4)) |
db6eb5be AM |
4355 | { |
4356 | *obufp++ = scale_char; | |
4357 | *obufp = '\0'; | |
4358 | sprintf (scratchbuf, "%d", 1 << scale); | |
4359 | oappend (scratchbuf); | |
4360 | } | |
252b5132 | 4361 | } |
3d456fa1 JB |
4362 | if (intel_syntax && disp) |
4363 | { | |
4364 | if ((bfd_signed_vma) disp > 0) | |
4365 | { | |
4366 | *obufp++ = '+'; | |
4367 | *obufp = '\0'; | |
4368 | } | |
7967e09e | 4369 | else if (modrm.mod != 1) |
3d456fa1 JB |
4370 | { |
4371 | *obufp++ = '-'; | |
4372 | *obufp = '\0'; | |
4373 | disp = - (bfd_signed_vma) disp; | |
4374 | } | |
4375 | ||
7967e09e | 4376 | print_operand_value (scratchbuf, modrm.mod != 1, disp); |
3d456fa1 JB |
4377 | oappend (scratchbuf); |
4378 | } | |
252b5132 RH |
4379 | |
4380 | *obufp++ = close_char; | |
db6eb5be | 4381 | *obufp = '\0'; |
252b5132 RH |
4382 | } |
4383 | else if (intel_syntax) | |
db6eb5be | 4384 | { |
7967e09e | 4385 | if (modrm.mod != 0 || (base & 7) == 5) |
db6eb5be | 4386 | { |
252b5132 RH |
4387 | if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS |
4388 | | PREFIX_ES | PREFIX_FS | PREFIX_GS)) | |
4389 | ; | |
4390 | else | |
4391 | { | |
d708bcba | 4392 | oappend (names_seg[ds_reg - es_reg]); |
252b5132 RH |
4393 | oappend (":"); |
4394 | } | |
52b15da3 | 4395 | print_operand_value (scratchbuf, 1, disp); |
db6eb5be AM |
4396 | oappend (scratchbuf); |
4397 | } | |
4398 | } | |
252b5132 RH |
4399 | } |
4400 | else | |
4401 | { /* 16 bit address mode */ | |
7967e09e | 4402 | switch (modrm.mod) |
252b5132 RH |
4403 | { |
4404 | case 0: | |
7967e09e | 4405 | if (modrm.rm == 6) |
252b5132 RH |
4406 | { |
4407 | disp = get16 (); | |
4408 | if ((disp & 0x8000) != 0) | |
4409 | disp -= 0x10000; | |
4410 | } | |
4411 | break; | |
4412 | case 1: | |
4413 | FETCH_DATA (the_info, codep + 1); | |
4414 | disp = *codep++; | |
4415 | if ((disp & 0x80) != 0) | |
4416 | disp -= 0x100; | |
4417 | break; | |
4418 | case 2: | |
4419 | disp = get16 (); | |
4420 | if ((disp & 0x8000) != 0) | |
4421 | disp -= 0x10000; | |
4422 | break; | |
4423 | } | |
4424 | ||
4425 | if (!intel_syntax) | |
7967e09e | 4426 | if (modrm.mod != 0 || modrm.rm == 6) |
db6eb5be | 4427 | { |
52b15da3 | 4428 | print_operand_value (scratchbuf, 0, disp); |
db6eb5be AM |
4429 | oappend (scratchbuf); |
4430 | } | |
252b5132 | 4431 | |
7967e09e | 4432 | if (modrm.mod != 0 || modrm.rm != 6) |
252b5132 RH |
4433 | { |
4434 | *obufp++ = open_char; | |
db6eb5be | 4435 | *obufp = '\0'; |
7967e09e | 4436 | oappend (index16[modrm.rm]); |
3d456fa1 JB |
4437 | if (intel_syntax && disp) |
4438 | { | |
4439 | if ((bfd_signed_vma) disp > 0) | |
4440 | { | |
4441 | *obufp++ = '+'; | |
4442 | *obufp = '\0'; | |
4443 | } | |
7967e09e | 4444 | else if (modrm.mod != 1) |
3d456fa1 JB |
4445 | { |
4446 | *obufp++ = '-'; | |
4447 | *obufp = '\0'; | |
4448 | disp = - (bfd_signed_vma) disp; | |
4449 | } | |
4450 | ||
7967e09e | 4451 | print_operand_value (scratchbuf, modrm.mod != 1, disp); |
3d456fa1 JB |
4452 | oappend (scratchbuf); |
4453 | } | |
4454 | ||
db6eb5be AM |
4455 | *obufp++ = close_char; |
4456 | *obufp = '\0'; | |
252b5132 | 4457 | } |
3d456fa1 JB |
4458 | else if (intel_syntax) |
4459 | { | |
4460 | if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | |
4461 | | PREFIX_ES | PREFIX_FS | PREFIX_GS)) | |
4462 | ; | |
4463 | else | |
4464 | { | |
4465 | oappend (names_seg[ds_reg - es_reg]); | |
4466 | oappend (":"); | |
4467 | } | |
4468 | print_operand_value (scratchbuf, 1, disp & 0xffff); | |
4469 | oappend (scratchbuf); | |
4470 | } | |
252b5132 RH |
4471 | } |
4472 | } | |
4473 | ||
252b5132 | 4474 | static void |
26ca5450 | 4475 | OP_G (int bytemode, int sizeflag) |
252b5132 | 4476 | { |
52b15da3 | 4477 | int add = 0; |
161a04f6 L |
4478 | USED_REX (REX_R); |
4479 | if (rex & REX_R) | |
52b15da3 | 4480 | add += 8; |
252b5132 RH |
4481 | switch (bytemode) |
4482 | { | |
4483 | case b_mode: | |
52b15da3 JH |
4484 | USED_REX (0); |
4485 | if (rex) | |
7967e09e | 4486 | oappend (names8rex[modrm.reg + add]); |
52b15da3 | 4487 | else |
7967e09e | 4488 | oappend (names8[modrm.reg + add]); |
252b5132 RH |
4489 | break; |
4490 | case w_mode: | |
7967e09e | 4491 | oappend (names16[modrm.reg + add]); |
252b5132 RH |
4492 | break; |
4493 | case d_mode: | |
7967e09e | 4494 | oappend (names32[modrm.reg + add]); |
52b15da3 JH |
4495 | break; |
4496 | case q_mode: | |
7967e09e | 4497 | oappend (names64[modrm.reg + add]); |
252b5132 RH |
4498 | break; |
4499 | case v_mode: | |
9306ca4a JB |
4500 | case dq_mode: |
4501 | case dqw_mode: | |
161a04f6 L |
4502 | USED_REX (REX_W); |
4503 | if (rex & REX_W) | |
7967e09e | 4504 | oappend (names64[modrm.reg + add]); |
9306ca4a | 4505 | else if ((sizeflag & DFLAG) || bytemode != v_mode) |
7967e09e | 4506 | oappend (names32[modrm.reg + add]); |
252b5132 | 4507 | else |
7967e09e | 4508 | oappend (names16[modrm.reg + add]); |
7d421014 | 4509 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 | 4510 | break; |
90700ea2 | 4511 | case m_mode: |
cb712a9e | 4512 | if (address_mode == mode_64bit) |
7967e09e | 4513 | oappend (names64[modrm.reg + add]); |
90700ea2 | 4514 | else |
7967e09e | 4515 | oappend (names32[modrm.reg + add]); |
90700ea2 | 4516 | break; |
252b5132 RH |
4517 | default: |
4518 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4519 | break; | |
4520 | } | |
4521 | } | |
4522 | ||
52b15da3 | 4523 | static bfd_vma |
26ca5450 | 4524 | get64 (void) |
52b15da3 | 4525 | { |
5dd0794d | 4526 | bfd_vma x; |
52b15da3 | 4527 | #ifdef BFD64 |
5dd0794d AM |
4528 | unsigned int a; |
4529 | unsigned int b; | |
4530 | ||
52b15da3 JH |
4531 | FETCH_DATA (the_info, codep + 8); |
4532 | a = *codep++ & 0xff; | |
4533 | a |= (*codep++ & 0xff) << 8; | |
4534 | a |= (*codep++ & 0xff) << 16; | |
4535 | a |= (*codep++ & 0xff) << 24; | |
5dd0794d | 4536 | b = *codep++ & 0xff; |
52b15da3 JH |
4537 | b |= (*codep++ & 0xff) << 8; |
4538 | b |= (*codep++ & 0xff) << 16; | |
4539 | b |= (*codep++ & 0xff) << 24; | |
4540 | x = a + ((bfd_vma) b << 32); | |
4541 | #else | |
6608db57 | 4542 | abort (); |
5dd0794d | 4543 | x = 0; |
52b15da3 JH |
4544 | #endif |
4545 | return x; | |
4546 | } | |
4547 | ||
4548 | static bfd_signed_vma | |
26ca5450 | 4549 | get32 (void) |
252b5132 | 4550 | { |
52b15da3 | 4551 | bfd_signed_vma x = 0; |
252b5132 RH |
4552 | |
4553 | FETCH_DATA (the_info, codep + 4); | |
52b15da3 JH |
4554 | x = *codep++ & (bfd_signed_vma) 0xff; |
4555 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 8; | |
4556 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 16; | |
4557 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 24; | |
4558 | return x; | |
4559 | } | |
4560 | ||
4561 | static bfd_signed_vma | |
26ca5450 | 4562 | get32s (void) |
52b15da3 JH |
4563 | { |
4564 | bfd_signed_vma x = 0; | |
4565 | ||
4566 | FETCH_DATA (the_info, codep + 4); | |
4567 | x = *codep++ & (bfd_signed_vma) 0xff; | |
4568 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 8; | |
4569 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 16; | |
4570 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 24; | |
4571 | ||
4572 | x = (x ^ ((bfd_signed_vma) 1 << 31)) - ((bfd_signed_vma) 1 << 31); | |
4573 | ||
252b5132 RH |
4574 | return x; |
4575 | } | |
4576 | ||
4577 | static int | |
26ca5450 | 4578 | get16 (void) |
252b5132 RH |
4579 | { |
4580 | int x = 0; | |
4581 | ||
4582 | FETCH_DATA (the_info, codep + 2); | |
4583 | x = *codep++ & 0xff; | |
4584 | x |= (*codep++ & 0xff) << 8; | |
4585 | return x; | |
4586 | } | |
4587 | ||
4588 | static void | |
26ca5450 | 4589 | set_op (bfd_vma op, int riprel) |
252b5132 RH |
4590 | { |
4591 | op_index[op_ad] = op_ad; | |
cb712a9e | 4592 | if (address_mode == mode_64bit) |
7081ff04 AJ |
4593 | { |
4594 | op_address[op_ad] = op; | |
4595 | op_riprel[op_ad] = riprel; | |
4596 | } | |
4597 | else | |
4598 | { | |
4599 | /* Mask to get a 32-bit address. */ | |
4600 | op_address[op_ad] = op & 0xffffffff; | |
4601 | op_riprel[op_ad] = riprel & 0xffffffff; | |
4602 | } | |
252b5132 RH |
4603 | } |
4604 | ||
4605 | static void | |
26ca5450 | 4606 | OP_REG (int code, int sizeflag) |
252b5132 | 4607 | { |
2da11e11 | 4608 | const char *s; |
52b15da3 | 4609 | int add = 0; |
161a04f6 L |
4610 | USED_REX (REX_B); |
4611 | if (rex & REX_B) | |
52b15da3 JH |
4612 | add = 8; |
4613 | ||
4614 | switch (code) | |
4615 | { | |
52b15da3 JH |
4616 | case ax_reg: case cx_reg: case dx_reg: case bx_reg: |
4617 | case sp_reg: case bp_reg: case si_reg: case di_reg: | |
4618 | s = names16[code - ax_reg + add]; | |
4619 | break; | |
4620 | case es_reg: case ss_reg: case cs_reg: | |
4621 | case ds_reg: case fs_reg: case gs_reg: | |
4622 | s = names_seg[code - es_reg + add]; | |
4623 | break; | |
4624 | case al_reg: case ah_reg: case cl_reg: case ch_reg: | |
4625 | case dl_reg: case dh_reg: case bl_reg: case bh_reg: | |
4626 | USED_REX (0); | |
4627 | if (rex) | |
4628 | s = names8rex[code - al_reg + add]; | |
4629 | else | |
4630 | s = names8[code - al_reg]; | |
4631 | break; | |
6439fc28 AM |
4632 | case rAX_reg: case rCX_reg: case rDX_reg: case rBX_reg: |
4633 | case rSP_reg: case rBP_reg: case rSI_reg: case rDI_reg: | |
cb712a9e | 4634 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
6439fc28 AM |
4635 | { |
4636 | s = names64[code - rAX_reg + add]; | |
4637 | break; | |
4638 | } | |
4639 | code += eAX_reg - rAX_reg; | |
6608db57 | 4640 | /* Fall through. */ |
52b15da3 JH |
4641 | case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg: |
4642 | case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg: | |
161a04f6 L |
4643 | USED_REX (REX_W); |
4644 | if (rex & REX_W) | |
52b15da3 JH |
4645 | s = names64[code - eAX_reg + add]; |
4646 | else if (sizeflag & DFLAG) | |
4647 | s = names32[code - eAX_reg + add]; | |
4648 | else | |
4649 | s = names16[code - eAX_reg + add]; | |
4650 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4651 | break; | |
52b15da3 JH |
4652 | default: |
4653 | s = INTERNAL_DISASSEMBLER_ERROR; | |
4654 | break; | |
4655 | } | |
4656 | oappend (s); | |
4657 | } | |
4658 | ||
4659 | static void | |
26ca5450 | 4660 | OP_IMREG (int code, int sizeflag) |
52b15da3 JH |
4661 | { |
4662 | const char *s; | |
252b5132 RH |
4663 | |
4664 | switch (code) | |
4665 | { | |
4666 | case indir_dx_reg: | |
d708bcba | 4667 | if (intel_syntax) |
52fd6d94 | 4668 | s = "dx"; |
d708bcba | 4669 | else |
db6eb5be | 4670 | s = "(%dx)"; |
252b5132 RH |
4671 | break; |
4672 | case ax_reg: case cx_reg: case dx_reg: case bx_reg: | |
4673 | case sp_reg: case bp_reg: case si_reg: case di_reg: | |
4674 | s = names16[code - ax_reg]; | |
4675 | break; | |
4676 | case es_reg: case ss_reg: case cs_reg: | |
4677 | case ds_reg: case fs_reg: case gs_reg: | |
4678 | s = names_seg[code - es_reg]; | |
4679 | break; | |
4680 | case al_reg: case ah_reg: case cl_reg: case ch_reg: | |
4681 | case dl_reg: case dh_reg: case bl_reg: case bh_reg: | |
52b15da3 JH |
4682 | USED_REX (0); |
4683 | if (rex) | |
4684 | s = names8rex[code - al_reg]; | |
4685 | else | |
4686 | s = names8[code - al_reg]; | |
252b5132 RH |
4687 | break; |
4688 | case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg: | |
4689 | case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg: | |
161a04f6 L |
4690 | USED_REX (REX_W); |
4691 | if (rex & REX_W) | |
52b15da3 JH |
4692 | s = names64[code - eAX_reg]; |
4693 | else if (sizeflag & DFLAG) | |
252b5132 RH |
4694 | s = names32[code - eAX_reg]; |
4695 | else | |
4696 | s = names16[code - eAX_reg]; | |
7d421014 | 4697 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 | 4698 | break; |
52fd6d94 | 4699 | case z_mode_ax_reg: |
161a04f6 | 4700 | if ((rex & REX_W) || (sizeflag & DFLAG)) |
52fd6d94 JB |
4701 | s = *names32; |
4702 | else | |
4703 | s = *names16; | |
161a04f6 | 4704 | if (!(rex & REX_W)) |
52fd6d94 JB |
4705 | used_prefixes |= (prefixes & PREFIX_DATA); |
4706 | break; | |
252b5132 RH |
4707 | default: |
4708 | s = INTERNAL_DISASSEMBLER_ERROR; | |
4709 | break; | |
4710 | } | |
4711 | oappend (s); | |
4712 | } | |
4713 | ||
4714 | static void | |
26ca5450 | 4715 | OP_I (int bytemode, int sizeflag) |
252b5132 | 4716 | { |
52b15da3 JH |
4717 | bfd_signed_vma op; |
4718 | bfd_signed_vma mask = -1; | |
252b5132 RH |
4719 | |
4720 | switch (bytemode) | |
4721 | { | |
4722 | case b_mode: | |
4723 | FETCH_DATA (the_info, codep + 1); | |
52b15da3 JH |
4724 | op = *codep++; |
4725 | mask = 0xff; | |
4726 | break; | |
4727 | case q_mode: | |
cb712a9e | 4728 | if (address_mode == mode_64bit) |
6439fc28 AM |
4729 | { |
4730 | op = get32s (); | |
4731 | break; | |
4732 | } | |
6608db57 | 4733 | /* Fall through. */ |
252b5132 | 4734 | case v_mode: |
161a04f6 L |
4735 | USED_REX (REX_W); |
4736 | if (rex & REX_W) | |
52b15da3 JH |
4737 | op = get32s (); |
4738 | else if (sizeflag & DFLAG) | |
4739 | { | |
4740 | op = get32 (); | |
4741 | mask = 0xffffffff; | |
4742 | } | |
252b5132 | 4743 | else |
52b15da3 JH |
4744 | { |
4745 | op = get16 (); | |
4746 | mask = 0xfffff; | |
4747 | } | |
7d421014 | 4748 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
4749 | break; |
4750 | case w_mode: | |
52b15da3 | 4751 | mask = 0xfffff; |
252b5132 RH |
4752 | op = get16 (); |
4753 | break; | |
9306ca4a JB |
4754 | case const_1_mode: |
4755 | if (intel_syntax) | |
4756 | oappend ("1"); | |
4757 | return; | |
252b5132 RH |
4758 | default: |
4759 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4760 | return; | |
4761 | } | |
4762 | ||
52b15da3 JH |
4763 | op &= mask; |
4764 | scratchbuf[0] = '$'; | |
d708bcba AM |
4765 | print_operand_value (scratchbuf + 1, 1, op); |
4766 | oappend (scratchbuf + intel_syntax); | |
52b15da3 JH |
4767 | scratchbuf[0] = '\0'; |
4768 | } | |
4769 | ||
4770 | static void | |
26ca5450 | 4771 | OP_I64 (int bytemode, int sizeflag) |
52b15da3 JH |
4772 | { |
4773 | bfd_signed_vma op; | |
4774 | bfd_signed_vma mask = -1; | |
4775 | ||
cb712a9e | 4776 | if (address_mode != mode_64bit) |
6439fc28 AM |
4777 | { |
4778 | OP_I (bytemode, sizeflag); | |
4779 | return; | |
4780 | } | |
4781 | ||
52b15da3 JH |
4782 | switch (bytemode) |
4783 | { | |
4784 | case b_mode: | |
4785 | FETCH_DATA (the_info, codep + 1); | |
4786 | op = *codep++; | |
4787 | mask = 0xff; | |
4788 | break; | |
4789 | case v_mode: | |
161a04f6 L |
4790 | USED_REX (REX_W); |
4791 | if (rex & REX_W) | |
52b15da3 JH |
4792 | op = get64 (); |
4793 | else if (sizeflag & DFLAG) | |
4794 | { | |
4795 | op = get32 (); | |
4796 | mask = 0xffffffff; | |
4797 | } | |
4798 | else | |
4799 | { | |
4800 | op = get16 (); | |
4801 | mask = 0xfffff; | |
4802 | } | |
4803 | used_prefixes |= (prefixes & PREFIX_DATA); | |
4804 | break; | |
4805 | case w_mode: | |
4806 | mask = 0xfffff; | |
4807 | op = get16 (); | |
4808 | break; | |
4809 | default: | |
4810 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4811 | return; | |
4812 | } | |
4813 | ||
4814 | op &= mask; | |
4815 | scratchbuf[0] = '$'; | |
d708bcba AM |
4816 | print_operand_value (scratchbuf + 1, 1, op); |
4817 | oappend (scratchbuf + intel_syntax); | |
252b5132 RH |
4818 | scratchbuf[0] = '\0'; |
4819 | } | |
4820 | ||
4821 | static void | |
26ca5450 | 4822 | OP_sI (int bytemode, int sizeflag) |
252b5132 | 4823 | { |
52b15da3 JH |
4824 | bfd_signed_vma op; |
4825 | bfd_signed_vma mask = -1; | |
252b5132 RH |
4826 | |
4827 | switch (bytemode) | |
4828 | { | |
4829 | case b_mode: | |
4830 | FETCH_DATA (the_info, codep + 1); | |
4831 | op = *codep++; | |
4832 | if ((op & 0x80) != 0) | |
4833 | op -= 0x100; | |
52b15da3 | 4834 | mask = 0xffffffff; |
252b5132 RH |
4835 | break; |
4836 | case v_mode: | |
161a04f6 L |
4837 | USED_REX (REX_W); |
4838 | if (rex & REX_W) | |
52b15da3 JH |
4839 | op = get32s (); |
4840 | else if (sizeflag & DFLAG) | |
4841 | { | |
4842 | op = get32s (); | |
4843 | mask = 0xffffffff; | |
4844 | } | |
252b5132 RH |
4845 | else |
4846 | { | |
52b15da3 | 4847 | mask = 0xffffffff; |
6608db57 | 4848 | op = get16 (); |
252b5132 RH |
4849 | if ((op & 0x8000) != 0) |
4850 | op -= 0x10000; | |
4851 | } | |
7d421014 | 4852 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
4853 | break; |
4854 | case w_mode: | |
4855 | op = get16 (); | |
52b15da3 | 4856 | mask = 0xffffffff; |
252b5132 RH |
4857 | if ((op & 0x8000) != 0) |
4858 | op -= 0x10000; | |
4859 | break; | |
4860 | default: | |
4861 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4862 | return; | |
4863 | } | |
52b15da3 JH |
4864 | |
4865 | scratchbuf[0] = '$'; | |
4866 | print_operand_value (scratchbuf + 1, 1, op); | |
d708bcba | 4867 | oappend (scratchbuf + intel_syntax); |
252b5132 RH |
4868 | } |
4869 | ||
4870 | static void | |
26ca5450 | 4871 | OP_J (int bytemode, int sizeflag) |
252b5132 | 4872 | { |
52b15da3 | 4873 | bfd_vma disp; |
7081ff04 | 4874 | bfd_vma mask = -1; |
65ca155d | 4875 | bfd_vma segment = 0; |
252b5132 RH |
4876 | |
4877 | switch (bytemode) | |
4878 | { | |
4879 | case b_mode: | |
4880 | FETCH_DATA (the_info, codep + 1); | |
4881 | disp = *codep++; | |
4882 | if ((disp & 0x80) != 0) | |
4883 | disp -= 0x100; | |
4884 | break; | |
4885 | case v_mode: | |
161a04f6 | 4886 | if ((sizeflag & DFLAG) || (rex & REX_W)) |
52b15da3 | 4887 | disp = get32s (); |
252b5132 RH |
4888 | else |
4889 | { | |
4890 | disp = get16 (); | |
206717e8 L |
4891 | if ((disp & 0x8000) != 0) |
4892 | disp -= 0x10000; | |
65ca155d L |
4893 | /* In 16bit mode, address is wrapped around at 64k within |
4894 | the same segment. Otherwise, a data16 prefix on a jump | |
4895 | instruction means that the pc is masked to 16 bits after | |
4896 | the displacement is added! */ | |
4897 | mask = 0xffff; | |
4898 | if ((prefixes & PREFIX_DATA) == 0) | |
4899 | segment = ((start_pc + codep - start_codep) | |
4900 | & ~((bfd_vma) 0xffff)); | |
252b5132 | 4901 | } |
d807a492 | 4902 | used_prefixes |= (prefixes & PREFIX_DATA); |
252b5132 RH |
4903 | break; |
4904 | default: | |
4905 | oappend (INTERNAL_DISASSEMBLER_ERROR); | |
4906 | return; | |
4907 | } | |
65ca155d | 4908 | disp = ((start_pc + codep - start_codep + disp) & mask) | segment; |
52b15da3 JH |
4909 | set_op (disp, 0); |
4910 | print_operand_value (scratchbuf, 1, disp); | |
252b5132 RH |
4911 | oappend (scratchbuf); |
4912 | } | |
4913 | ||
252b5132 | 4914 | static void |
ed7841b3 | 4915 | OP_SEG (int bytemode, int sizeflag) |
252b5132 | 4916 | { |
ed7841b3 | 4917 | if (bytemode == w_mode) |
7967e09e | 4918 | oappend (names_seg[modrm.reg]); |
ed7841b3 | 4919 | else |
7967e09e | 4920 | OP_E (modrm.mod == 3 ? bytemode : w_mode, sizeflag); |
252b5132 RH |
4921 | } |
4922 | ||
4923 | static void | |
26ca5450 | 4924 | OP_DIR (int dummy ATTRIBUTE_UNUSED, int sizeflag) |
252b5132 RH |
4925 | { |
4926 | int seg, offset; | |
4927 | ||
c608c12e | 4928 | if (sizeflag & DFLAG) |
252b5132 | 4929 | { |
c608c12e AM |
4930 | offset = get32 (); |
4931 | seg = get16 (); | |
252b5132 | 4932 | } |
c608c12e AM |
4933 | else |
4934 | { | |
4935 | offset = get16 (); | |
4936 | seg = get16 (); | |
4937 | } | |
7d421014 | 4938 | used_prefixes |= (prefixes & PREFIX_DATA); |
d708bcba | 4939 | if (intel_syntax) |
3f31e633 | 4940 | sprintf (scratchbuf, "0x%x:0x%x", seg, offset); |
d708bcba AM |
4941 | else |
4942 | sprintf (scratchbuf, "$0x%x,$0x%x", seg, offset); | |
c608c12e | 4943 | oappend (scratchbuf); |
252b5132 RH |
4944 | } |
4945 | ||
252b5132 | 4946 | static void |
3f31e633 | 4947 | OP_OFF (int bytemode, int sizeflag) |
252b5132 | 4948 | { |
52b15da3 | 4949 | bfd_vma off; |
252b5132 | 4950 | |
3f31e633 JB |
4951 | if (intel_syntax && (sizeflag & SUFFIX_ALWAYS)) |
4952 | intel_operand_size (bytemode, sizeflag); | |
252b5132 RH |
4953 | append_seg (); |
4954 | ||
cb712a9e | 4955 | if ((sizeflag & AFLAG) || address_mode == mode_64bit) |
252b5132 RH |
4956 | off = get32 (); |
4957 | else | |
4958 | off = get16 (); | |
4959 | ||
4960 | if (intel_syntax) | |
4961 | { | |
4962 | if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | |
db6eb5be | 4963 | | PREFIX_ES | PREFIX_FS | PREFIX_GS))) |
252b5132 | 4964 | { |
d708bcba | 4965 | oappend (names_seg[ds_reg - es_reg]); |
252b5132 RH |
4966 | oappend (":"); |
4967 | } | |
4968 | } | |
52b15da3 JH |
4969 | print_operand_value (scratchbuf, 1, off); |
4970 | oappend (scratchbuf); | |
4971 | } | |
6439fc28 | 4972 | |
52b15da3 | 4973 | static void |
3f31e633 | 4974 | OP_OFF64 (int bytemode, int sizeflag) |
52b15da3 JH |
4975 | { |
4976 | bfd_vma off; | |
4977 | ||
539e75ad L |
4978 | if (address_mode != mode_64bit |
4979 | || (prefixes & PREFIX_ADDR)) | |
6439fc28 AM |
4980 | { |
4981 | OP_OFF (bytemode, sizeflag); | |
4982 | return; | |
4983 | } | |
4984 | ||
3f31e633 JB |
4985 | if (intel_syntax && (sizeflag & SUFFIX_ALWAYS)) |
4986 | intel_operand_size (bytemode, sizeflag); | |
52b15da3 JH |
4987 | append_seg (); |
4988 | ||
6608db57 | 4989 | off = get64 (); |
52b15da3 JH |
4990 | |
4991 | if (intel_syntax) | |
4992 | { | |
4993 | if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS | |
db6eb5be | 4994 | | PREFIX_ES | PREFIX_FS | PREFIX_GS))) |
52b15da3 | 4995 | { |
d708bcba | 4996 | oappend (names_seg[ds_reg - es_reg]); |
52b15da3 JH |
4997 | oappend (":"); |
4998 | } | |
4999 | } | |
5000 | print_operand_value (scratchbuf, 1, off); | |
252b5132 RH |
5001 | oappend (scratchbuf); |
5002 | } | |
5003 | ||
5004 | static void | |
26ca5450 | 5005 | ptr_reg (int code, int sizeflag) |
252b5132 | 5006 | { |
2da11e11 | 5007 | const char *s; |
d708bcba | 5008 | |
1d9f512f | 5009 | *obufp++ = open_char; |
20f0a1fc | 5010 | used_prefixes |= (prefixes & PREFIX_ADDR); |
cb712a9e | 5011 | if (address_mode == mode_64bit) |
c1a64871 JH |
5012 | { |
5013 | if (!(sizeflag & AFLAG)) | |
db6eb5be | 5014 | s = names32[code - eAX_reg]; |
c1a64871 | 5015 | else |
db6eb5be | 5016 | s = names64[code - eAX_reg]; |
c1a64871 | 5017 | } |
52b15da3 | 5018 | else if (sizeflag & AFLAG) |
252b5132 RH |
5019 | s = names32[code - eAX_reg]; |
5020 | else | |
5021 | s = names16[code - eAX_reg]; | |
5022 | oappend (s); | |
1d9f512f AM |
5023 | *obufp++ = close_char; |
5024 | *obufp = 0; | |
252b5132 RH |
5025 | } |
5026 | ||
5027 | static void | |
26ca5450 | 5028 | OP_ESreg (int code, int sizeflag) |
252b5132 | 5029 | { |
9306ca4a | 5030 | if (intel_syntax) |
52fd6d94 JB |
5031 | { |
5032 | switch (codep[-1]) | |
5033 | { | |
5034 | case 0x6d: /* insw/insl */ | |
5035 | intel_operand_size (z_mode, sizeflag); | |
5036 | break; | |
5037 | case 0xa5: /* movsw/movsl/movsq */ | |
5038 | case 0xa7: /* cmpsw/cmpsl/cmpsq */ | |
5039 | case 0xab: /* stosw/stosl */ | |
5040 | case 0xaf: /* scasw/scasl */ | |
5041 | intel_operand_size (v_mode, sizeflag); | |
5042 | break; | |
5043 | default: | |
5044 | intel_operand_size (b_mode, sizeflag); | |
5045 | } | |
5046 | } | |
d708bcba | 5047 | oappend ("%es:" + intel_syntax); |
252b5132 RH |
5048 | ptr_reg (code, sizeflag); |
5049 | } | |
5050 | ||
5051 | static void | |
26ca5450 | 5052 | OP_DSreg (int code, int sizeflag) |
252b5132 | 5053 | { |
9306ca4a | 5054 | if (intel_syntax) |
52fd6d94 JB |
5055 | { |
5056 | switch (codep[-1]) | |
5057 | { | |
5058 | case 0x6f: /* outsw/outsl */ | |
5059 | intel_operand_size (z_mode, sizeflag); | |
5060 | break; | |
5061 | case 0xa5: /* movsw/movsl/movsq */ | |
5062 | case 0xa7: /* cmpsw/cmpsl/cmpsq */ | |
5063 | case 0xad: /* lodsw/lodsl/lodsq */ | |
5064 | intel_operand_size (v_mode, sizeflag); | |
5065 | break; | |
5066 | default: | |
5067 | intel_operand_size (b_mode, sizeflag); | |
5068 | } | |
5069 | } | |
252b5132 RH |
5070 | if ((prefixes |
5071 | & (PREFIX_CS | |
5072 | | PREFIX_DS | |
5073 | | PREFIX_SS | |
5074 | | PREFIX_ES | |
5075 | | PREFIX_FS | |
5076 | | PREFIX_GS)) == 0) | |
5077 | prefixes |= PREFIX_DS; | |
6608db57 | 5078 | append_seg (); |
252b5132 RH |
5079 | ptr_reg (code, sizeflag); |
5080 | } | |
5081 | ||
252b5132 | 5082 | static void |
26ca5450 | 5083 | OP_C (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 | 5084 | { |
52b15da3 | 5085 | int add = 0; |
161a04f6 | 5086 | if (rex & REX_R) |
c4a530c5 | 5087 | { |
161a04f6 | 5088 | USED_REX (REX_R); |
c4a530c5 JB |
5089 | add = 8; |
5090 | } | |
cb712a9e | 5091 | else if (address_mode != mode_64bit && (prefixes & PREFIX_LOCK)) |
c4a530c5 JB |
5092 | { |
5093 | used_prefixes |= PREFIX_LOCK; | |
5094 | add = 8; | |
5095 | } | |
7967e09e | 5096 | sprintf (scratchbuf, "%%cr%d", modrm.reg + add); |
d708bcba | 5097 | oappend (scratchbuf + intel_syntax); |
252b5132 RH |
5098 | } |
5099 | ||
252b5132 | 5100 | static void |
26ca5450 | 5101 | OP_D (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 | 5102 | { |
52b15da3 | 5103 | int add = 0; |
161a04f6 L |
5104 | USED_REX (REX_R); |
5105 | if (rex & REX_R) | |
52b15da3 | 5106 | add = 8; |
d708bcba | 5107 | if (intel_syntax) |
7967e09e | 5108 | sprintf (scratchbuf, "db%d", modrm.reg + add); |
d708bcba | 5109 | else |
7967e09e | 5110 | sprintf (scratchbuf, "%%db%d", modrm.reg + add); |
252b5132 RH |
5111 | oappend (scratchbuf); |
5112 | } | |
5113 | ||
252b5132 | 5114 | static void |
26ca5450 | 5115 | OP_T (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 | 5116 | { |
7967e09e | 5117 | sprintf (scratchbuf, "%%tr%d", modrm.reg); |
d708bcba | 5118 | oappend (scratchbuf + intel_syntax); |
252b5132 RH |
5119 | } |
5120 | ||
5121 | static void | |
6f74c397 | 5122 | OP_R (int bytemode, int sizeflag) |
252b5132 | 5123 | { |
7967e09e | 5124 | if (modrm.mod == 3) |
2da11e11 AM |
5125 | OP_E (bytemode, sizeflag); |
5126 | else | |
6608db57 | 5127 | BadOp (); |
252b5132 RH |
5128 | } |
5129 | ||
5130 | static void | |
26ca5450 | 5131 | OP_MMX (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 | 5132 | { |
041bd2e0 JH |
5133 | used_prefixes |= (prefixes & PREFIX_DATA); |
5134 | if (prefixes & PREFIX_DATA) | |
20f0a1fc NC |
5135 | { |
5136 | int add = 0; | |
161a04f6 L |
5137 | USED_REX (REX_R); |
5138 | if (rex & REX_R) | |
20f0a1fc | 5139 | add = 8; |
7967e09e | 5140 | sprintf (scratchbuf, "%%xmm%d", modrm.reg + add); |
20f0a1fc | 5141 | } |
041bd2e0 | 5142 | else |
7967e09e | 5143 | sprintf (scratchbuf, "%%mm%d", modrm.reg); |
d708bcba | 5144 | oappend (scratchbuf + intel_syntax); |
252b5132 RH |
5145 | } |
5146 | ||
c608c12e | 5147 | static void |
26ca5450 | 5148 | OP_XMM (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
c608c12e | 5149 | { |
041bd2e0 | 5150 | int add = 0; |
161a04f6 L |
5151 | USED_REX (REX_R); |
5152 | if (rex & REX_R) | |
041bd2e0 | 5153 | add = 8; |
7967e09e | 5154 | sprintf (scratchbuf, "%%xmm%d", modrm.reg + add); |
d708bcba | 5155 | oappend (scratchbuf + intel_syntax); |
c608c12e AM |
5156 | } |
5157 | ||
252b5132 | 5158 | static void |
26ca5450 | 5159 | OP_EM (int bytemode, int sizeflag) |
252b5132 | 5160 | { |
7967e09e | 5161 | if (modrm.mod != 3) |
252b5132 | 5162 | { |
9306ca4a JB |
5163 | if (intel_syntax && bytemode == v_mode) |
5164 | { | |
5165 | bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode; | |
5166 | used_prefixes |= (prefixes & PREFIX_DATA); | |
5167 | } | |
252b5132 RH |
5168 | OP_E (bytemode, sizeflag); |
5169 | return; | |
5170 | } | |
5171 | ||
6608db57 | 5172 | /* Skip mod/rm byte. */ |
4bba6815 | 5173 | MODRM_CHECK; |
252b5132 | 5174 | codep++; |
041bd2e0 JH |
5175 | used_prefixes |= (prefixes & PREFIX_DATA); |
5176 | if (prefixes & PREFIX_DATA) | |
20f0a1fc NC |
5177 | { |
5178 | int add = 0; | |
5179 | ||
161a04f6 L |
5180 | USED_REX (REX_B); |
5181 | if (rex & REX_B) | |
20f0a1fc | 5182 | add = 8; |
7967e09e | 5183 | sprintf (scratchbuf, "%%xmm%d", modrm.rm + add); |
20f0a1fc | 5184 | } |
041bd2e0 | 5185 | else |
7967e09e | 5186 | sprintf (scratchbuf, "%%mm%d", modrm.rm); |
d708bcba | 5187 | oappend (scratchbuf + intel_syntax); |
252b5132 RH |
5188 | } |
5189 | ||
4d9567e0 MM |
5190 | /* cvt* are the only instructions in sse2 which have |
5191 | both SSE and MMX operands and also have 0x66 prefix | |
5192 | in their opcode. 0x66 was originally used to differentiate | |
5193 | between SSE and MMX instruction(operands). So we have to handle the | |
5194 | cvt* separately using OP_EMC and OP_MXC */ | |
5195 | static void | |
5196 | OP_EMC (int bytemode, int sizeflag) | |
5197 | { | |
7967e09e | 5198 | if (modrm.mod != 3) |
4d9567e0 MM |
5199 | { |
5200 | if (intel_syntax && bytemode == v_mode) | |
5201 | { | |
5202 | bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode; | |
5203 | used_prefixes |= (prefixes & PREFIX_DATA); | |
5204 | } | |
5205 | OP_E (bytemode, sizeflag); | |
5206 | return; | |
5207 | } | |
5208 | ||
5209 | /* Skip mod/rm byte. */ | |
5210 | MODRM_CHECK; | |
5211 | codep++; | |
5212 | used_prefixes |= (prefixes & PREFIX_DATA); | |
7967e09e | 5213 | sprintf (scratchbuf, "%%mm%d", modrm.rm); |
4d9567e0 MM |
5214 | oappend (scratchbuf + intel_syntax); |
5215 | } | |
5216 | ||
5217 | static void | |
5218 | OP_MXC (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) | |
5219 | { | |
5220 | used_prefixes |= (prefixes & PREFIX_DATA); | |
7967e09e | 5221 | sprintf (scratchbuf, "%%mm%d", modrm.reg); |
4d9567e0 MM |
5222 | oappend (scratchbuf + intel_syntax); |
5223 | } | |
5224 | ||
c608c12e | 5225 | static void |
26ca5450 | 5226 | OP_EX (int bytemode, int sizeflag) |
c608c12e | 5227 | { |
041bd2e0 | 5228 | int add = 0; |
7967e09e | 5229 | if (modrm.mod != 3) |
c608c12e | 5230 | { |
9306ca4a JB |
5231 | if (intel_syntax && bytemode == v_mode) |
5232 | { | |
5233 | switch (prefixes & (PREFIX_DATA|PREFIX_REPZ|PREFIX_REPNZ)) | |
5234 | { | |
5235 | case 0: bytemode = x_mode; break; | |
5236 | case PREFIX_REPZ: bytemode = d_mode; used_prefixes |= PREFIX_REPZ; break; | |
5237 | case PREFIX_DATA: bytemode = x_mode; used_prefixes |= PREFIX_DATA; break; | |
5238 | case PREFIX_REPNZ: bytemode = q_mode; used_prefixes |= PREFIX_REPNZ; break; | |
5239 | default: bytemode = 0; break; | |
5240 | } | |
5241 | } | |
c608c12e AM |
5242 | OP_E (bytemode, sizeflag); |
5243 | return; | |
5244 | } | |
161a04f6 L |
5245 | USED_REX (REX_B); |
5246 | if (rex & REX_B) | |
041bd2e0 | 5247 | add = 8; |
c608c12e | 5248 | |
6608db57 | 5249 | /* Skip mod/rm byte. */ |
4bba6815 | 5250 | MODRM_CHECK; |
c608c12e | 5251 | codep++; |
7967e09e | 5252 | sprintf (scratchbuf, "%%xmm%d", modrm.rm + add); |
d708bcba | 5253 | oappend (scratchbuf + intel_syntax); |
c608c12e AM |
5254 | } |
5255 | ||
252b5132 | 5256 | static void |
26ca5450 | 5257 | OP_MS (int bytemode, int sizeflag) |
252b5132 | 5258 | { |
7967e09e | 5259 | if (modrm.mod == 3) |
2da11e11 AM |
5260 | OP_EM (bytemode, sizeflag); |
5261 | else | |
6608db57 | 5262 | BadOp (); |
252b5132 RH |
5263 | } |
5264 | ||
992aaec9 | 5265 | static void |
26ca5450 | 5266 | OP_XS (int bytemode, int sizeflag) |
992aaec9 | 5267 | { |
7967e09e | 5268 | if (modrm.mod == 3) |
992aaec9 AM |
5269 | OP_EX (bytemode, sizeflag); |
5270 | else | |
6608db57 | 5271 | BadOp (); |
992aaec9 AM |
5272 | } |
5273 | ||
cc0ec051 AM |
5274 | static void |
5275 | OP_M (int bytemode, int sizeflag) | |
5276 | { | |
7967e09e | 5277 | if (modrm.mod == 3) |
75413a22 L |
5278 | /* bad bound,lea,lds,les,lfs,lgs,lss,cmpxchg8b,vmptrst modrm */ |
5279 | BadOp (); | |
cc0ec051 AM |
5280 | else |
5281 | OP_E (bytemode, sizeflag); | |
5282 | } | |
5283 | ||
5284 | static void | |
5285 | OP_0f07 (int bytemode, int sizeflag) | |
5286 | { | |
7967e09e | 5287 | if (modrm.mod != 3 || modrm.rm != 0) |
cc0ec051 AM |
5288 | BadOp (); |
5289 | else | |
5290 | OP_E (bytemode, sizeflag); | |
5291 | } | |
5292 | ||
5293 | static void | |
5294 | OP_0fae (int bytemode, int sizeflag) | |
5295 | { | |
7967e09e | 5296 | if (modrm.mod == 3) |
cc0ec051 | 5297 | { |
7967e09e | 5298 | if (modrm.reg == 7) |
cc0ec051 AM |
5299 | strcpy (obuf + strlen (obuf) - sizeof ("clflush") + 1, "sfence"); |
5300 | ||
7967e09e | 5301 | if (modrm.reg < 5 || modrm.rm != 0) |
cc0ec051 AM |
5302 | { |
5303 | BadOp (); /* bad sfence, mfence, or lfence */ | |
5304 | return; | |
5305 | } | |
5306 | } | |
7967e09e | 5307 | else if (modrm.reg != 7) |
cc0ec051 AM |
5308 | { |
5309 | BadOp (); /* bad clflush */ | |
5310 | return; | |
5311 | } | |
5312 | ||
5313 | OP_E (bytemode, sizeflag); | |
5314 | } | |
5315 | ||
46e883c5 | 5316 | /* NOP is an alias of "xchg %ax,%ax" in 16bit mode, "xchg %eax,%eax" in |
8b38ad71 | 5317 | 32bit mode and "xchg %rax,%rax" in 64bit mode. */ |
46e883c5 | 5318 | |
cc0ec051 | 5319 | static void |
46e883c5 | 5320 | NOP_Fixup1 (int bytemode, int sizeflag) |
cc0ec051 | 5321 | { |
8b38ad71 L |
5322 | if ((prefixes & PREFIX_DATA) != 0 |
5323 | || (rex != 0 | |
5324 | && rex != 0x48 | |
5325 | && address_mode == mode_64bit)) | |
46e883c5 L |
5326 | OP_REG (bytemode, sizeflag); |
5327 | else | |
5328 | strcpy (obuf, "nop"); | |
5329 | } | |
5330 | ||
5331 | static void | |
5332 | NOP_Fixup2 (int bytemode, int sizeflag) | |
5333 | { | |
8b38ad71 L |
5334 | if ((prefixes & PREFIX_DATA) != 0 |
5335 | || (rex != 0 | |
5336 | && rex != 0x48 | |
5337 | && address_mode == mode_64bit)) | |
46e883c5 | 5338 | OP_IMREG (bytemode, sizeflag); |
cc0ec051 AM |
5339 | } |
5340 | ||
84037f8c | 5341 | static const char *const Suffix3DNow[] = { |
252b5132 RH |
5342 | /* 00 */ NULL, NULL, NULL, NULL, |
5343 | /* 04 */ NULL, NULL, NULL, NULL, | |
5344 | /* 08 */ NULL, NULL, NULL, NULL, | |
9e525108 | 5345 | /* 0C */ "pi2fw", "pi2fd", NULL, NULL, |
252b5132 RH |
5346 | /* 10 */ NULL, NULL, NULL, NULL, |
5347 | /* 14 */ NULL, NULL, NULL, NULL, | |
5348 | /* 18 */ NULL, NULL, NULL, NULL, | |
9e525108 | 5349 | /* 1C */ "pf2iw", "pf2id", NULL, NULL, |
252b5132 RH |
5350 | /* 20 */ NULL, NULL, NULL, NULL, |
5351 | /* 24 */ NULL, NULL, NULL, NULL, | |
5352 | /* 28 */ NULL, NULL, NULL, NULL, | |
5353 | /* 2C */ NULL, NULL, NULL, NULL, | |
5354 | /* 30 */ NULL, NULL, NULL, NULL, | |
5355 | /* 34 */ NULL, NULL, NULL, NULL, | |
5356 | /* 38 */ NULL, NULL, NULL, NULL, | |
5357 | /* 3C */ NULL, NULL, NULL, NULL, | |
5358 | /* 40 */ NULL, NULL, NULL, NULL, | |
5359 | /* 44 */ NULL, NULL, NULL, NULL, | |
5360 | /* 48 */ NULL, NULL, NULL, NULL, | |
5361 | /* 4C */ NULL, NULL, NULL, NULL, | |
5362 | /* 50 */ NULL, NULL, NULL, NULL, | |
5363 | /* 54 */ NULL, NULL, NULL, NULL, | |
5364 | /* 58 */ NULL, NULL, NULL, NULL, | |
5365 | /* 5C */ NULL, NULL, NULL, NULL, | |
5366 | /* 60 */ NULL, NULL, NULL, NULL, | |
5367 | /* 64 */ NULL, NULL, NULL, NULL, | |
5368 | /* 68 */ NULL, NULL, NULL, NULL, | |
5369 | /* 6C */ NULL, NULL, NULL, NULL, | |
5370 | /* 70 */ NULL, NULL, NULL, NULL, | |
5371 | /* 74 */ NULL, NULL, NULL, NULL, | |
5372 | /* 78 */ NULL, NULL, NULL, NULL, | |
5373 | /* 7C */ NULL, NULL, NULL, NULL, | |
5374 | /* 80 */ NULL, NULL, NULL, NULL, | |
5375 | /* 84 */ NULL, NULL, NULL, NULL, | |
9e525108 AM |
5376 | /* 88 */ NULL, NULL, "pfnacc", NULL, |
5377 | /* 8C */ NULL, NULL, "pfpnacc", NULL, | |
252b5132 RH |
5378 | /* 90 */ "pfcmpge", NULL, NULL, NULL, |
5379 | /* 94 */ "pfmin", NULL, "pfrcp", "pfrsqrt", | |
5380 | /* 98 */ NULL, NULL, "pfsub", NULL, | |
5381 | /* 9C */ NULL, NULL, "pfadd", NULL, | |
5382 | /* A0 */ "pfcmpgt", NULL, NULL, NULL, | |
5383 | /* A4 */ "pfmax", NULL, "pfrcpit1", "pfrsqit1", | |
5384 | /* A8 */ NULL, NULL, "pfsubr", NULL, | |
5385 | /* AC */ NULL, NULL, "pfacc", NULL, | |
5386 | /* B0 */ "pfcmpeq", NULL, NULL, NULL, | |
5387 | /* B4 */ "pfmul", NULL, "pfrcpit2", "pfmulhrw", | |
9e525108 | 5388 | /* B8 */ NULL, NULL, NULL, "pswapd", |
252b5132 RH |
5389 | /* BC */ NULL, NULL, NULL, "pavgusb", |
5390 | /* C0 */ NULL, NULL, NULL, NULL, | |
5391 | /* C4 */ NULL, NULL, NULL, NULL, | |
5392 | /* C8 */ NULL, NULL, NULL, NULL, | |
5393 | /* CC */ NULL, NULL, NULL, NULL, | |
5394 | /* D0 */ NULL, NULL, NULL, NULL, | |
5395 | /* D4 */ NULL, NULL, NULL, NULL, | |
5396 | /* D8 */ NULL, NULL, NULL, NULL, | |
5397 | /* DC */ NULL, NULL, NULL, NULL, | |
5398 | /* E0 */ NULL, NULL, NULL, NULL, | |
5399 | /* E4 */ NULL, NULL, NULL, NULL, | |
5400 | /* E8 */ NULL, NULL, NULL, NULL, | |
5401 | /* EC */ NULL, NULL, NULL, NULL, | |
5402 | /* F0 */ NULL, NULL, NULL, NULL, | |
5403 | /* F4 */ NULL, NULL, NULL, NULL, | |
5404 | /* F8 */ NULL, NULL, NULL, NULL, | |
5405 | /* FC */ NULL, NULL, NULL, NULL, | |
5406 | }; | |
5407 | ||
5408 | static void | |
26ca5450 | 5409 | OP_3DNowSuffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
252b5132 RH |
5410 | { |
5411 | const char *mnemonic; | |
5412 | ||
5413 | FETCH_DATA (the_info, codep + 1); | |
5414 | /* AMD 3DNow! instructions are specified by an opcode suffix in the | |
5415 | place where an 8-bit immediate would normally go. ie. the last | |
5416 | byte of the instruction. */ | |
6608db57 | 5417 | obufp = obuf + strlen (obuf); |
c608c12e | 5418 | mnemonic = Suffix3DNow[*codep++ & 0xff]; |
252b5132 | 5419 | if (mnemonic) |
2da11e11 | 5420 | oappend (mnemonic); |
252b5132 RH |
5421 | else |
5422 | { | |
5423 | /* Since a variable sized modrm/sib chunk is between the start | |
5424 | of the opcode (0x0f0f) and the opcode suffix, we need to do | |
5425 | all the modrm processing first, and don't know until now that | |
5426 | we have a bad opcode. This necessitates some cleaning up. */ | |
ce518a5f L |
5427 | op_out[0][0] = '\0'; |
5428 | op_out[1][0] = '\0'; | |
6608db57 | 5429 | BadOp (); |
252b5132 RH |
5430 | } |
5431 | } | |
c608c12e | 5432 | |
6608db57 | 5433 | static const char *simd_cmp_op[] = { |
c608c12e AM |
5434 | "eq", |
5435 | "lt", | |
5436 | "le", | |
5437 | "unord", | |
5438 | "neq", | |
5439 | "nlt", | |
5440 | "nle", | |
5441 | "ord" | |
5442 | }; | |
5443 | ||
5444 | static void | |
26ca5450 | 5445 | OP_SIMD_Suffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
c608c12e AM |
5446 | { |
5447 | unsigned int cmp_type; | |
5448 | ||
5449 | FETCH_DATA (the_info, codep + 1); | |
6608db57 | 5450 | obufp = obuf + strlen (obuf); |
c608c12e AM |
5451 | cmp_type = *codep++ & 0xff; |
5452 | if (cmp_type < 8) | |
5453 | { | |
041bd2e0 JH |
5454 | char suffix1 = 'p', suffix2 = 's'; |
5455 | used_prefixes |= (prefixes & PREFIX_REPZ); | |
5456 | if (prefixes & PREFIX_REPZ) | |
5457 | suffix1 = 's'; | |
5458 | else | |
5459 | { | |
5460 | used_prefixes |= (prefixes & PREFIX_DATA); | |
5461 | if (prefixes & PREFIX_DATA) | |
5462 | suffix2 = 'd'; | |
5463 | else | |
5464 | { | |
5465 | used_prefixes |= (prefixes & PREFIX_REPNZ); | |
5466 | if (prefixes & PREFIX_REPNZ) | |
5467 | suffix1 = 's', suffix2 = 'd'; | |
5468 | } | |
5469 | } | |
5470 | sprintf (scratchbuf, "cmp%s%c%c", | |
5471 | simd_cmp_op[cmp_type], suffix1, suffix2); | |
7d421014 | 5472 | used_prefixes |= (prefixes & PREFIX_REPZ); |
2da11e11 | 5473 | oappend (scratchbuf); |
c608c12e AM |
5474 | } |
5475 | else | |
5476 | { | |
5477 | /* We have a bad extension byte. Clean up. */ | |
ce518a5f L |
5478 | op_out[0][0] = '\0'; |
5479 | op_out[1][0] = '\0'; | |
6608db57 | 5480 | BadOp (); |
c608c12e AM |
5481 | } |
5482 | } | |
5483 | ||
5484 | static void | |
26ca5450 | 5485 | SIMD_Fixup (int extrachar, int sizeflag ATTRIBUTE_UNUSED) |
c608c12e AM |
5486 | { |
5487 | /* Change movlps/movhps to movhlps/movlhps for 2 register operand | |
5488 | forms of these instructions. */ | |
7967e09e | 5489 | if (modrm.mod == 3) |
c608c12e | 5490 | { |
6608db57 KH |
5491 | char *p = obuf + strlen (obuf); |
5492 | *(p + 1) = '\0'; | |
5493 | *p = *(p - 1); | |
5494 | *(p - 1) = *(p - 2); | |
5495 | *(p - 2) = *(p - 3); | |
5496 | *(p - 3) = extrachar; | |
c608c12e AM |
5497 | } |
5498 | } | |
2da11e11 | 5499 | |
ca164297 | 5500 | static void |
4fd61dcb | 5501 | PNI_Fixup (int extrachar ATTRIBUTE_UNUSED, int sizeflag) |
ca164297 | 5502 | { |
7967e09e | 5503 | if (modrm.mod == 3 && modrm.reg == 1 && modrm.rm <= 1) |
ca164297 | 5504 | { |
ca164297 | 5505 | /* Override "sidt". */ |
cb712a9e L |
5506 | size_t olen = strlen (obuf); |
5507 | char *p = obuf + olen - 4; | |
5508 | const char **names = (address_mode == mode_64bit | |
5509 | ? names64 : names32); | |
1d9f512f | 5510 | |
22cbf2e7 | 5511 | /* We might have a suffix when disassembling with -Msuffix. */ |
1d9f512f AM |
5512 | if (*p == 'i') |
5513 | --p; | |
5514 | ||
cb712a9e L |
5515 | /* Remove "addr16/addr32" if we aren't in Intel mode. */ |
5516 | if (!intel_syntax | |
5517 | && (prefixes & PREFIX_ADDR) | |
5518 | && olen >= (4 + 7) | |
5519 | && *(p - 1) == ' ' | |
0112cd26 NC |
5520 | && CONST_STRNEQ (p - 7, "addr") |
5521 | && (CONST_STRNEQ (p - 3, "16") | |
5522 | || CONST_STRNEQ (p - 3, "32"))) | |
cb712a9e L |
5523 | p -= 7; |
5524 | ||
7967e09e | 5525 | if (modrm.rm) |
ca164297 L |
5526 | { |
5527 | /* mwait %eax,%ecx */ | |
1d9f512f | 5528 | strcpy (p, "mwait"); |
6128c599 | 5529 | if (!intel_syntax) |
ce518a5f | 5530 | strcpy (op_out[0], names[0]); |
ca164297 L |
5531 | } |
5532 | else | |
5533 | { | |
5534 | /* monitor %eax,%ecx,%edx" */ | |
1d9f512f | 5535 | strcpy (p, "monitor"); |
6128c599 JB |
5536 | if (!intel_syntax) |
5537 | { | |
cb712a9e L |
5538 | const char **op1_names; |
5539 | if (!(prefixes & PREFIX_ADDR)) | |
5540 | op1_names = (address_mode == mode_16bit | |
5541 | ? names16 : names); | |
6128c599 JB |
5542 | else |
5543 | { | |
cb712a9e L |
5544 | op1_names = (address_mode != mode_32bit |
5545 | ? names32 : names16); | |
6128c599 JB |
5546 | used_prefixes |= PREFIX_ADDR; |
5547 | } | |
ce518a5f L |
5548 | strcpy (op_out[0], op1_names[0]); |
5549 | strcpy (op_out[2], names[2]); | |
6128c599 JB |
5550 | } |
5551 | } | |
5552 | if (!intel_syntax) | |
5553 | { | |
ce518a5f | 5554 | strcpy (op_out[1], names[1]); |
6128c599 | 5555 | two_source_ops = 1; |
ca164297 L |
5556 | } |
5557 | ||
5558 | codep++; | |
5559 | } | |
5560 | else | |
30123838 JB |
5561 | OP_M (0, sizeflag); |
5562 | } | |
5563 | ||
5564 | static void | |
5565 | SVME_Fixup (int bytemode, int sizeflag) | |
5566 | { | |
5567 | const char *alt; | |
5568 | char *p; | |
5569 | ||
5570 | switch (*codep) | |
5571 | { | |
5572 | case 0xd8: | |
5573 | alt = "vmrun"; | |
5574 | break; | |
5575 | case 0xd9: | |
5576 | alt = "vmmcall"; | |
5577 | break; | |
5578 | case 0xda: | |
5579 | alt = "vmload"; | |
5580 | break; | |
5581 | case 0xdb: | |
5582 | alt = "vmsave"; | |
5583 | break; | |
5584 | case 0xdc: | |
5585 | alt = "stgi"; | |
5586 | break; | |
5587 | case 0xdd: | |
5588 | alt = "clgi"; | |
5589 | break; | |
5590 | case 0xde: | |
5591 | alt = "skinit"; | |
5592 | break; | |
5593 | case 0xdf: | |
5594 | alt = "invlpga"; | |
5595 | break; | |
5596 | default: | |
5597 | OP_M (bytemode, sizeflag); | |
5598 | return; | |
5599 | } | |
5600 | /* Override "lidt". */ | |
5601 | p = obuf + strlen (obuf) - 4; | |
5602 | /* We might have a suffix. */ | |
5603 | if (*p == 'i') | |
5604 | --p; | |
5605 | strcpy (p, alt); | |
5606 | if (!(prefixes & PREFIX_ADDR)) | |
5607 | { | |
5608 | ++codep; | |
5609 | return; | |
5610 | } | |
5611 | used_prefixes |= PREFIX_ADDR; | |
5612 | switch (*codep++) | |
5613 | { | |
5614 | case 0xdf: | |
ce518a5f | 5615 | strcpy (op_out[1], names32[1]); |
30123838 JB |
5616 | two_source_ops = 1; |
5617 | /* Fall through. */ | |
5618 | case 0xd8: | |
5619 | case 0xda: | |
5620 | case 0xdb: | |
5621 | *obufp++ = open_char; | |
cb712a9e | 5622 | if (address_mode == mode_64bit || (sizeflag & AFLAG)) |
30123838 JB |
5623 | alt = names32[0]; |
5624 | else | |
5625 | alt = names16[0]; | |
5626 | strcpy (obufp, alt); | |
5627 | obufp += strlen (alt); | |
5628 | *obufp++ = close_char; | |
5629 | *obufp = '\0'; | |
5630 | break; | |
5631 | } | |
ca164297 L |
5632 | } |
5633 | ||
4fd61dcb JJ |
5634 | static void |
5635 | INVLPG_Fixup (int bytemode, int sizeflag) | |
5636 | { | |
373ff435 | 5637 | const char *alt; |
4fd61dcb | 5638 | |
373ff435 JB |
5639 | switch (*codep) |
5640 | { | |
5641 | case 0xf8: | |
5642 | alt = "swapgs"; | |
5643 | break; | |
5644 | case 0xf9: | |
5645 | alt = "rdtscp"; | |
5646 | break; | |
5647 | default: | |
30123838 | 5648 | OP_M (bytemode, sizeflag); |
373ff435 | 5649 | return; |
4fd61dcb | 5650 | } |
373ff435 JB |
5651 | /* Override "invlpg". */ |
5652 | strcpy (obuf + strlen (obuf) - 6, alt); | |
5653 | codep++; | |
4fd61dcb JJ |
5654 | } |
5655 | ||
6608db57 KH |
5656 | static void |
5657 | BadOp (void) | |
2da11e11 | 5658 | { |
6608db57 KH |
5659 | /* Throw away prefixes and 1st. opcode byte. */ |
5660 | codep = insn_codep + 1; | |
2da11e11 AM |
5661 | oappend ("(bad)"); |
5662 | } | |
4cc91dba | 5663 | |
90700ea2 L |
5664 | static void |
5665 | VMX_Fixup (int extrachar ATTRIBUTE_UNUSED, int sizeflag) | |
5666 | { | |
7967e09e L |
5667 | if (modrm.mod == 3 |
5668 | && modrm.reg == 0 | |
5669 | && modrm.rm >=1 | |
5670 | && modrm.rm <= 4) | |
90700ea2 L |
5671 | { |
5672 | /* Override "sgdt". */ | |
5673 | char *p = obuf + strlen (obuf) - 4; | |
5674 | ||
22cbf2e7 L |
5675 | /* We might have a suffix when disassembling with -Msuffix. */ |
5676 | if (*p == 'g') | |
90700ea2 L |
5677 | --p; |
5678 | ||
7967e09e | 5679 | switch (modrm.rm) |
90700ea2 L |
5680 | { |
5681 | case 1: | |
5682 | strcpy (p, "vmcall"); | |
5683 | break; | |
5684 | case 2: | |
5685 | strcpy (p, "vmlaunch"); | |
5686 | break; | |
5687 | case 3: | |
5688 | strcpy (p, "vmresume"); | |
5689 | break; | |
5690 | case 4: | |
5691 | strcpy (p, "vmxoff"); | |
5692 | break; | |
5693 | } | |
5694 | ||
5695 | codep++; | |
5696 | } | |
5697 | else | |
5698 | OP_E (0, sizeflag); | |
5699 | } | |
5700 | ||
5701 | static void | |
5702 | OP_VMX (int bytemode, int sizeflag) | |
5703 | { | |
5704 | used_prefixes |= (prefixes & (PREFIX_DATA | PREFIX_REPZ)); | |
5705 | if (prefixes & PREFIX_DATA) | |
5706 | strcpy (obuf, "vmclear"); | |
5707 | else if (prefixes & PREFIX_REPZ) | |
5708 | strcpy (obuf, "vmxon"); | |
5709 | else | |
5710 | strcpy (obuf, "vmptrld"); | |
5711 | OP_E (bytemode, sizeflag); | |
5712 | } | |
35c52694 L |
5713 | |
5714 | static void | |
5715 | REP_Fixup (int bytemode, int sizeflag) | |
5716 | { | |
5717 | /* The 0xf3 prefix should be displayed as "rep" for ins, outs, movs, | |
5718 | lods and stos. */ | |
5719 | size_t ilen = 0; | |
5720 | ||
5721 | if (prefixes & PREFIX_REPZ) | |
5722 | switch (*insn_codep) | |
5723 | { | |
5724 | case 0x6e: /* outsb */ | |
5725 | case 0x6f: /* outsw/outsl */ | |
5726 | case 0xa4: /* movsb */ | |
5727 | case 0xa5: /* movsw/movsl/movsq */ | |
5728 | if (!intel_syntax) | |
5729 | ilen = 5; | |
5730 | else | |
5731 | ilen = 4; | |
5732 | break; | |
5733 | case 0xaa: /* stosb */ | |
5734 | case 0xab: /* stosw/stosl/stosq */ | |
5735 | case 0xac: /* lodsb */ | |
5736 | case 0xad: /* lodsw/lodsl/lodsq */ | |
5737 | if (!intel_syntax && (sizeflag & SUFFIX_ALWAYS)) | |
5738 | ilen = 5; | |
5739 | else | |
5740 | ilen = 4; | |
5741 | break; | |
5742 | case 0x6c: /* insb */ | |
5743 | case 0x6d: /* insl/insw */ | |
5744 | if (!intel_syntax) | |
5745 | ilen = 4; | |
5746 | else | |
5747 | ilen = 3; | |
5748 | break; | |
5749 | default: | |
5750 | abort (); | |
5751 | break; | |
5752 | } | |
5753 | ||
5754 | if (ilen != 0) | |
5755 | { | |
5756 | size_t olen; | |
5757 | char *p; | |
5758 | ||
5759 | olen = strlen (obuf); | |
5760 | p = obuf + olen - ilen - 1 - 4; | |
5761 | /* Handle "repz [addr16|addr32]". */ | |
5762 | if ((prefixes & PREFIX_ADDR)) | |
5763 | p -= 1 + 6; | |
5764 | ||
5765 | memmove (p + 3, p + 4, olen - (p + 3 - obuf)); | |
5766 | } | |
5767 | ||
5768 | switch (bytemode) | |
5769 | { | |
5770 | case al_reg: | |
5771 | case eAX_reg: | |
5772 | case indir_dx_reg: | |
5773 | OP_IMREG (bytemode, sizeflag); | |
5774 | break; | |
5775 | case eDI_reg: | |
5776 | OP_ESreg (bytemode, sizeflag); | |
5777 | break; | |
5778 | case eSI_reg: | |
5779 | OP_DSreg (bytemode, sizeflag); | |
5780 | break; | |
5781 | default: | |
5782 | abort (); | |
5783 | break; | |
5784 | } | |
5785 | } | |
f5804c90 L |
5786 | |
5787 | static void | |
5788 | CMPXCHG8B_Fixup (int bytemode, int sizeflag) | |
5789 | { | |
161a04f6 L |
5790 | USED_REX (REX_W); |
5791 | if (rex & REX_W) | |
f5804c90 L |
5792 | { |
5793 | /* Change cmpxchg8b to cmpxchg16b. */ | |
5794 | char *p = obuf + strlen (obuf) - 2; | |
5795 | strcpy (p, "16b"); | |
fb9c77c7 | 5796 | bytemode = o_mode; |
f5804c90 L |
5797 | } |
5798 | OP_M (bytemode, sizeflag); | |
5799 | } |