1 | /* opcodes/i386-dis.c r1.126 */ |
2 | /* Print i386 instructions for GDB, the GNU debugger. |
3 | Copyright 1988, 1989, 1991, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
4 | 2001, 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc. |
5 | |
6 | This file is part of GDB. |
7 | |
8 | This program is free software; you can redistribute it and/or modify |
9 | it under the terms of the GNU General Public License as published by |
10 | the Free Software Foundation; either version 2 of the License, or |
11 | (at your option) any later version. |
12 | |
13 | This program is distributed in the hope that it will be useful, |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
16 | GNU General Public License for more details. |
17 | |
18 | You should have received a copy of the GNU General Public License |
19 | along with this program; if not, see <http://www.gnu.org/licenses/>. */ |
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. */ |
33 | |
34 | #include "qemu/osdep.h" |
35 | #include "disas/dis-asm.h" |
36 | #include "qemu/cutils.h" |
37 | |
38 | /* include/opcode/i386.h r1.78 */ |
39 | |
40 | /* opcode/i386.h -- Intel 80386 opcode macros |
41 | Copyright 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
42 | 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007 |
43 | Free Software Foundation, Inc. |
44 | |
45 | This file is part of GAS, the GNU Assembler, and GDB, the GNU Debugger. |
46 | |
47 | This program is free software; you can redistribute it and/or modify |
48 | it under the terms of the GNU General Public License as published by |
49 | the Free Software Foundation; either version 2 of the License, or |
50 | (at your option) any later version. |
51 | |
52 | This program is distributed in the hope that it will be useful, |
53 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
54 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
55 | GNU General Public License for more details. |
56 | |
57 | You should have received a copy of the GNU General Public License |
58 | along with this program; if not, see <http://www.gnu.org/licenses/>. */ |
59 | |
60 | /* The SystemV/386 SVR3.2 assembler, and probably all AT&T derived |
61 | ix86 Unix assemblers, generate floating point instructions with |
62 | reversed source and destination registers in certain cases. |
63 | Unfortunately, gcc and possibly many other programs use this |
64 | reversed syntax, so we're stuck with it. |
65 | |
66 | eg. `fsub %st(3),%st' results in st = st - st(3) as expected, but |
67 | `fsub %st,%st(3)' results in st(3) = st - st(3), rather than |
68 | the expected st(3) = st(3) - st |
69 | |
70 | This happens with all the non-commutative arithmetic floating point |
71 | operations with two register operands, where the source register is |
72 | %st, and destination register is %st(i). |
73 | |
74 | The affected opcode map is dceX, dcfX, deeX, defX. */ |
75 | |
76 | #ifndef SYSV386_COMPAT |
77 | /* Set non-zero for broken, compatible instructions. Set to zero for |
78 | non-broken opcodes at your peril. gcc generates SystemV/386 |
79 | compatible instructions. */ |
80 | #define SYSV386_COMPAT 1 |
81 | #endif |
82 | #ifndef OLDGCC_COMPAT |
83 | /* Set non-zero to cater for old (<= 2.8.1) versions of gcc that could |
84 | generate nonsense fsubp, fsubrp, fdivp and fdivrp with operands |
85 | reversed. */ |
86 | #define OLDGCC_COMPAT SYSV386_COMPAT |
87 | #endif |
88 | |
89 | #define MOV_AX_DISP32 0xa0 |
90 | #define POP_SEG_SHORT 0x07 |
91 | #define JUMP_PC_RELATIVE 0xeb |
92 | #define INT_OPCODE 0xcd |
93 | #define INT3_OPCODE 0xcc |
94 | /* The opcode for the fwait instruction, which disassembler treats as a |
95 | prefix when it can. */ |
96 | #define FWAIT_OPCODE 0x9b |
97 | #define ADDR_PREFIX_OPCODE 0x67 |
98 | #define DATA_PREFIX_OPCODE 0x66 |
99 | #define LOCK_PREFIX_OPCODE 0xf0 |
100 | #define CS_PREFIX_OPCODE 0x2e |
101 | #define DS_PREFIX_OPCODE 0x3e |
102 | #define ES_PREFIX_OPCODE 0x26 |
103 | #define FS_PREFIX_OPCODE 0x64 |
104 | #define GS_PREFIX_OPCODE 0x65 |
105 | #define SS_PREFIX_OPCODE 0x36 |
106 | #define REPNE_PREFIX_OPCODE 0xf2 |
107 | #define REPE_PREFIX_OPCODE 0xf3 |
108 | |
109 | #define TWO_BYTE_OPCODE_ESCAPE 0x0f |
110 | #define NOP_OPCODE (char) 0x90 |
111 | |
112 | /* register numbers */ |
113 | #define EBP_REG_NUM 5 |
114 | #define ESP_REG_NUM 4 |
115 | |
116 | /* modrm_byte.regmem for twobyte escape */ |
117 | #define ESCAPE_TO_TWO_BYTE_ADDRESSING ESP_REG_NUM |
118 | /* index_base_byte.index for no index register addressing */ |
119 | #define NO_INDEX_REGISTER ESP_REG_NUM |
120 | /* index_base_byte.base for no base register addressing */ |
121 | #define NO_BASE_REGISTER EBP_REG_NUM |
122 | #define NO_BASE_REGISTER_16 6 |
123 | |
124 | /* modrm.mode = REGMEM_FIELD_HAS_REG when a register is in there */ |
125 | #define REGMEM_FIELD_HAS_REG 0x3/* always = 0x3 */ |
126 | #define REGMEM_FIELD_HAS_MEM (~REGMEM_FIELD_HAS_REG) |
127 | |
128 | /* x86-64 extension prefix. */ |
129 | #define REX_OPCODE 0x40 |
130 | |
131 | /* Indicates 64 bit operand size. */ |
132 | #define REX_W 8 |
133 | /* High extension to reg field of modrm byte. */ |
134 | #define REX_R 4 |
135 | /* High extension to SIB index field. */ |
136 | #define REX_X 2 |
137 | /* High extension to base field of modrm or SIB, or reg field of opcode. */ |
138 | #define REX_B 1 |
139 | |
140 | /* max operands per insn */ |
141 | #define MAX_OPERANDS 4 |
142 | |
143 | /* max immediates per insn (lcall, ljmp, insertq, extrq) */ |
144 | #define MAX_IMMEDIATE_OPERANDS 2 |
145 | |
146 | /* max memory refs per insn (string ops) */ |
147 | #define MAX_MEMORY_OPERANDS 2 |
148 | |
149 | /* max size of insn mnemonics. */ |
150 | #define MAX_MNEM_SIZE 16 |
151 | |
152 | /* max size of register name in insn mnemonics. */ |
153 | #define MAX_REG_NAME_SIZE 8 |
154 | |
155 | /* opcodes/i386-dis.c r1.126 */ |
156 | |
157 | static int fetch_data2(struct disassemble_info *, bfd_byte *); |
158 | static int fetch_data(struct disassemble_info *, bfd_byte *); |
159 | static void ckprefix (void); |
160 | static const char *prefix_name (int, int); |
161 | static int print_insn (bfd_vma, disassemble_info *); |
162 | static void dofloat (int); |
163 | static void OP_ST (int, int); |
164 | static void OP_STi (int, int); |
165 | static int putop (const char *, int); |
166 | static void oappend (const char *); |
167 | static void append_seg (void); |
168 | static void OP_indirE (int, int); |
169 | static void print_operand_value (char *buf, size_t bufsize, int hex, bfd_vma disp); |
170 | static void print_displacement (char *, bfd_vma); |
171 | static void OP_E (int, int); |
172 | static void OP_G (int, int); |
173 | static void OP_vvvv (int, int); |
174 | static bfd_vma get64 (void); |
175 | static bfd_signed_vma get32 (void); |
176 | static bfd_signed_vma get32s (void); |
177 | static int get16 (void); |
178 | static void set_op (bfd_vma, int); |
179 | static void OP_REG (int, int); |
180 | static void OP_IMREG (int, int); |
181 | static void OP_I (int, int); |
182 | static void OP_I64 (int, int); |
183 | static void OP_sI (int, int); |
184 | static void OP_J (int, int); |
185 | static void OP_SEG (int, int); |
186 | static void OP_DIR (int, int); |
187 | static void OP_OFF (int, int); |
188 | static void OP_OFF64 (int, int); |
189 | static void ptr_reg (int, int); |
190 | static void OP_ESreg (int, int); |
191 | static void OP_DSreg (int, int); |
192 | static void OP_C (int, int); |
193 | static void OP_D (int, int); |
194 | static void OP_T (int, int); |
195 | static void OP_R (int, int); |
196 | static void OP_MMX (int, int); |
197 | static void OP_XMM (int, int); |
198 | static void OP_EM (int, int); |
199 | static void OP_EX (int, int); |
200 | static void OP_EMC (int,int); |
201 | static void OP_MXC (int,int); |
202 | static void OP_MS (int, int); |
203 | static void OP_XS (int, int); |
204 | static void OP_M (int, int); |
205 | static void OP_VMX (int, int); |
206 | static void OP_0fae (int, int); |
207 | static void OP_0f07 (int, int); |
208 | static void NOP_Fixup1 (int, int); |
209 | static void NOP_Fixup2 (int, int); |
210 | static void OP_3DNowSuffix (int, int); |
211 | static void OP_SIMD_Suffix (int, int); |
212 | static void SIMD_Fixup (int, int); |
213 | static void PNI_Fixup (int, int); |
214 | static void SVME_Fixup (int, int); |
215 | static void INVLPG_Fixup (int, int); |
216 | static void BadOp (void); |
217 | static void VMX_Fixup (int, int); |
218 | static void REP_Fixup (int, int); |
219 | static void CMPXCHG8B_Fixup (int, int); |
220 | static void XMM_Fixup (int, int); |
221 | static void CRC32_Fixup (int, int); |
222 | |
223 | struct dis_private { |
224 | /* Points to first byte not fetched. */ |
225 | bfd_byte *max_fetched; |
226 | bfd_byte the_buffer[MAX_MNEM_SIZE]; |
227 | bfd_vma insn_start; |
228 | int orig_sizeflag; |
229 | sigjmp_buf bailout; |
230 | }; |
231 | |
232 | enum address_mode |
233 | { |
234 | mode_16bit, |
235 | mode_32bit, |
236 | mode_64bit |
237 | }; |
238 | |
239 | static enum address_mode address_mode; |
240 | |
241 | /* Flags for the prefixes for the current instruction. See below. */ |
242 | static int prefixes; |
243 | |
244 | /* REX prefix the current instruction. See below. */ |
245 | static int rex; |
246 | /* Bits of REX we've already used. */ |
247 | static int rex_used; |
248 | /* Mark parts used in the REX prefix. When we are testing for |
249 | empty prefix (for 8bit register REX extension), just mask it |
250 | out. Otherwise test for REX bit is excuse for existence of REX |
251 | only in case value is nonzero. */ |
252 | #define USED_REX(value) \ |
253 | { \ |
254 | if (value) \ |
255 | { \ |
256 | if ((rex & value)) \ |
257 | rex_used |= (value) | REX_OPCODE; \ |
258 | } \ |
259 | else \ |
260 | rex_used |= REX_OPCODE; \ |
261 | } |
262 | |
263 | /* Flags for prefixes which we somehow handled when printing the |
264 | current instruction. */ |
265 | static int used_prefixes; |
266 | |
267 | /* The VEX.vvvv register, unencoded. */ |
268 | static int vex_reg; |
269 | |
270 | /* Flags stored in PREFIXES. */ |
271 | #define PREFIX_REPZ 1 |
272 | #define PREFIX_REPNZ 2 |
273 | #define PREFIX_LOCK 4 |
274 | #define PREFIX_CS 8 |
275 | #define PREFIX_SS 0x10 |
276 | #define PREFIX_DS 0x20 |
277 | #define PREFIX_ES 0x40 |
278 | #define PREFIX_FS 0x80 |
279 | #define PREFIX_GS 0x100 |
280 | #define PREFIX_DATA 0x200 |
281 | #define PREFIX_ADDR 0x400 |
282 | #define PREFIX_FWAIT 0x800 |
283 | |
284 | #define PREFIX_VEX_0F 0x1000 |
285 | #define PREFIX_VEX_0F38 0x2000 |
286 | #define PREFIX_VEX_0F3A 0x4000 |
287 | |
288 | /* Make sure that bytes from INFO->PRIVATE_DATA->BUFFER (inclusive) |
289 | to ADDR (exclusive) are valid. Returns 1 for success, longjmps |
290 | on error. */ |
291 | static int |
292 | fetch_data2(struct disassemble_info *info, bfd_byte *addr) |
293 | { |
294 | int status; |
295 | struct dis_private *priv = (struct dis_private *) info->private_data; |
296 | bfd_vma start = priv->insn_start + (priv->max_fetched - priv->the_buffer); |
297 | |
298 | if (addr <= priv->the_buffer + MAX_MNEM_SIZE) |
299 | status = (*info->read_memory_func) (start, |
300 | priv->max_fetched, |
301 | addr - priv->max_fetched, |
302 | info); |
303 | else |
304 | status = -1; |
305 | if (status != 0) |
306 | { |
307 | /* If we did manage to read at least one byte, then |
308 | print_insn_i386 will do something sensible. Otherwise, print |
309 | an error. We do that here because this is where we know |
310 | STATUS. */ |
311 | if (priv->max_fetched == priv->the_buffer) |
312 | (*info->memory_error_func) (status, start, info); |
313 | siglongjmp(priv->bailout, 1); |
314 | } |
315 | else |
316 | priv->max_fetched = addr; |
317 | return 1; |
318 | } |
319 | |
320 | static int |
321 | fetch_data(struct disassemble_info *info, bfd_byte *addr) |
322 | { |
323 | if (addr <= ((struct dis_private *) (info->private_data))->max_fetched) { |
324 | return 1; |
325 | } else { |
326 | return fetch_data2(info, addr); |
327 | } |
328 | } |
329 | |
330 | |
331 | #define XX { NULL, 0 } |
332 | |
333 | #define Bv { OP_vvvv, v_mode } |
334 | #define Eb { OP_E, b_mode } |
335 | #define Ev { OP_E, v_mode } |
336 | #define Ed { OP_E, d_mode } |
337 | #define Edq { OP_E, dq_mode } |
338 | #define Edqw { OP_E, dqw_mode } |
339 | #define Edqb { OP_E, dqb_mode } |
340 | #define Edqd { OP_E, dqd_mode } |
341 | #define indirEv { OP_indirE, stack_v_mode } |
342 | #define indirEp { OP_indirE, f_mode } |
343 | #define stackEv { OP_E, stack_v_mode } |
344 | #define Em { OP_E, m_mode } |
345 | #define Ew { OP_E, w_mode } |
346 | #define M { OP_M, 0 } /* lea, lgdt, etc. */ |
347 | #define Ma { OP_M, v_mode } |
348 | #define Mp { OP_M, f_mode } /* 32 or 48 bit memory operand for LDS, LES etc */ |
349 | #define Mq { OP_M, q_mode } |
350 | #define Gb { OP_G, b_mode } |
351 | #define Gv { OP_G, v_mode } |
352 | #define Gd { OP_G, d_mode } |
353 | #define Gdq { OP_G, dq_mode } |
354 | #define Gm { OP_G, m_mode } |
355 | #define Gw { OP_G, w_mode } |
356 | #define Rd { OP_R, d_mode } |
357 | #define Rm { OP_R, m_mode } |
358 | #define Ib { OP_I, b_mode } |
359 | #define sIb { OP_sI, b_mode } /* sign extended byte */ |
360 | #define Iv { OP_I, v_mode } |
361 | #define Iq { OP_I, q_mode } |
362 | #define Iv64 { OP_I64, v_mode } |
363 | #define Iw { OP_I, w_mode } |
364 | #define I1 { OP_I, const_1_mode } |
365 | #define Jb { OP_J, b_mode } |
366 | #define Jv { OP_J, v_mode } |
367 | #define Cm { OP_C, m_mode } |
368 | #define Dm { OP_D, m_mode } |
369 | #define Td { OP_T, d_mode } |
370 | |
371 | #define RMeAX { OP_REG, eAX_reg } |
372 | #define RMeBX { OP_REG, eBX_reg } |
373 | #define RMeCX { OP_REG, eCX_reg } |
374 | #define RMeDX { OP_REG, eDX_reg } |
375 | #define RMeSP { OP_REG, eSP_reg } |
376 | #define RMeBP { OP_REG, eBP_reg } |
377 | #define RMeSI { OP_REG, eSI_reg } |
378 | #define RMeDI { OP_REG, eDI_reg } |
379 | #define RMrAX { OP_REG, rAX_reg } |
380 | #define RMrBX { OP_REG, rBX_reg } |
381 | #define RMrCX { OP_REG, rCX_reg } |
382 | #define RMrDX { OP_REG, rDX_reg } |
383 | #define RMrSP { OP_REG, rSP_reg } |
384 | #define RMrBP { OP_REG, rBP_reg } |
385 | #define RMrSI { OP_REG, rSI_reg } |
386 | #define RMrDI { OP_REG, rDI_reg } |
387 | #define RMAL { OP_REG, al_reg } |
388 | #define RMAL { OP_REG, al_reg } |
389 | #define RMCL { OP_REG, cl_reg } |
390 | #define RMDL { OP_REG, dl_reg } |
391 | #define RMBL { OP_REG, bl_reg } |
392 | #define RMAH { OP_REG, ah_reg } |
393 | #define RMCH { OP_REG, ch_reg } |
394 | #define RMDH { OP_REG, dh_reg } |
395 | #define RMBH { OP_REG, bh_reg } |
396 | #define RMAX { OP_REG, ax_reg } |
397 | #define RMDX { OP_REG, dx_reg } |
398 | |
399 | #define eAX { OP_IMREG, eAX_reg } |
400 | #define eBX { OP_IMREG, eBX_reg } |
401 | #define eCX { OP_IMREG, eCX_reg } |
402 | #define eDX { OP_IMREG, eDX_reg } |
403 | #define eSP { OP_IMREG, eSP_reg } |
404 | #define eBP { OP_IMREG, eBP_reg } |
405 | #define eSI { OP_IMREG, eSI_reg } |
406 | #define eDI { OP_IMREG, eDI_reg } |
407 | #define AL { OP_IMREG, al_reg } |
408 | #define CL { OP_IMREG, cl_reg } |
409 | #define DL { OP_IMREG, dl_reg } |
410 | #define BL { OP_IMREG, bl_reg } |
411 | #define AH { OP_IMREG, ah_reg } |
412 | #define CH { OP_IMREG, ch_reg } |
413 | #define DH { OP_IMREG, dh_reg } |
414 | #define BH { OP_IMREG, bh_reg } |
415 | #define AX { OP_IMREG, ax_reg } |
416 | #define DX { OP_IMREG, dx_reg } |
417 | #define zAX { OP_IMREG, z_mode_ax_reg } |
418 | #define indirDX { OP_IMREG, indir_dx_reg } |
419 | |
420 | #define Sw { OP_SEG, w_mode } |
421 | #define Sv { OP_SEG, v_mode } |
422 | #define Ap { OP_DIR, 0 } |
423 | #define Ob { OP_OFF64, b_mode } |
424 | #define Ov { OP_OFF64, v_mode } |
425 | #define Xb { OP_DSreg, eSI_reg } |
426 | #define Xv { OP_DSreg, eSI_reg } |
427 | #define Xz { OP_DSreg, eSI_reg } |
428 | #define Yb { OP_ESreg, eDI_reg } |
429 | #define Yv { OP_ESreg, eDI_reg } |
430 | #define DSBX { OP_DSreg, eBX_reg } |
431 | |
432 | #define es { OP_REG, es_reg } |
433 | #define ss { OP_REG, ss_reg } |
434 | #define cs { OP_REG, cs_reg } |
435 | #define ds { OP_REG, ds_reg } |
436 | #define fs { OP_REG, fs_reg } |
437 | #define gs { OP_REG, gs_reg } |
438 | |
439 | #define MX { OP_MMX, 0 } |
440 | #define XM { OP_XMM, 0 } |
441 | #define EM { OP_EM, v_mode } |
442 | #define EMd { OP_EM, d_mode } |
443 | #define EMq { OP_EM, q_mode } |
444 | #define EXd { OP_EX, d_mode } |
445 | #define EXq { OP_EX, q_mode } |
446 | #define EXx { OP_EX, x_mode } |
447 | #define MS { OP_MS, v_mode } |
448 | #define XS { OP_XS, v_mode } |
449 | #define EMC { OP_EMC, v_mode } |
450 | #define MXC { OP_MXC, 0 } |
451 | #define VM { OP_VMX, q_mode } |
452 | #define OPSUF { OP_3DNowSuffix, 0 } |
453 | #define OPSIMD { OP_SIMD_Suffix, 0 } |
454 | #define XMM0 { XMM_Fixup, 0 } |
455 | |
456 | /* Used handle "rep" prefix for string instructions. */ |
457 | #define Xbr { REP_Fixup, eSI_reg } |
458 | #define Xvr { REP_Fixup, eSI_reg } |
459 | #define Ybr { REP_Fixup, eDI_reg } |
460 | #define Yvr { REP_Fixup, eDI_reg } |
461 | #define Yzr { REP_Fixup, eDI_reg } |
462 | #define indirDXr { REP_Fixup, indir_dx_reg } |
463 | #define ALr { REP_Fixup, al_reg } |
464 | #define eAXr { REP_Fixup, eAX_reg } |
465 | |
466 | #define cond_jump_flag { NULL, cond_jump_mode } |
467 | #define loop_jcxz_flag { NULL, loop_jcxz_mode } |
468 | |
469 | /* bits in sizeflag */ |
470 | #define SUFFIX_ALWAYS 4 |
471 | #define AFLAG 2 |
472 | #define DFLAG 1 |
473 | |
474 | #define b_mode 1 /* byte operand */ |
475 | #define v_mode 2 /* operand size depends on prefixes */ |
476 | #define w_mode 3 /* word operand */ |
477 | #define d_mode 4 /* double word operand */ |
478 | #define q_mode 5 /* quad word operand */ |
479 | #define t_mode 6 /* ten-byte operand */ |
480 | #define x_mode 7 /* 16-byte XMM operand */ |
481 | #define m_mode 8 /* d_mode in 32bit, q_mode in 64bit mode. */ |
482 | #define cond_jump_mode 9 |
483 | #define loop_jcxz_mode 10 |
484 | #define dq_mode 11 /* operand size depends on REX prefixes. */ |
485 | #define dqw_mode 12 /* registers like dq_mode, memory like w_mode. */ |
486 | #define f_mode 13 /* 4- or 6-byte pointer operand */ |
487 | #define const_1_mode 14 |
488 | #define stack_v_mode 15 /* v_mode for stack-related opcodes. */ |
489 | #define z_mode 16 /* non-quad operand size depends on prefixes */ |
490 | #define o_mode 17 /* 16-byte operand */ |
491 | #define dqb_mode 18 /* registers like dq_mode, memory like b_mode. */ |
492 | #define dqd_mode 19 /* registers like dq_mode, memory like d_mode. */ |
493 | |
494 | #define es_reg 100 |
495 | #define cs_reg 101 |
496 | #define ss_reg 102 |
497 | #define ds_reg 103 |
498 | #define fs_reg 104 |
499 | #define gs_reg 105 |
500 | |
501 | #define eAX_reg 108 |
502 | #define eCX_reg 109 |
503 | #define eDX_reg 110 |
504 | #define eBX_reg 111 |
505 | #define eSP_reg 112 |
506 | #define eBP_reg 113 |
507 | #define eSI_reg 114 |
508 | #define eDI_reg 115 |
509 | |
510 | #define al_reg 116 |
511 | #define cl_reg 117 |
512 | #define dl_reg 118 |
513 | #define bl_reg 119 |
514 | #define ah_reg 120 |
515 | #define ch_reg 121 |
516 | #define dh_reg 122 |
517 | #define bh_reg 123 |
518 | |
519 | #define ax_reg 124 |
520 | #define cx_reg 125 |
521 | #define dx_reg 126 |
522 | #define bx_reg 127 |
523 | #define sp_reg 128 |
524 | #define bp_reg 129 |
525 | #define si_reg 130 |
526 | #define di_reg 131 |
527 | |
528 | #define rAX_reg 132 |
529 | #define rCX_reg 133 |
530 | #define rDX_reg 134 |
531 | #define rBX_reg 135 |
532 | #define rSP_reg 136 |
533 | #define rBP_reg 137 |
534 | #define rSI_reg 138 |
535 | #define rDI_reg 139 |
536 | |
537 | #define z_mode_ax_reg 149 |
538 | #define indir_dx_reg 150 |
539 | |
540 | #define FLOATCODE 1 |
541 | #define USE_GROUPS 2 |
542 | #define USE_PREFIX_USER_TABLE 3 |
543 | #define X86_64_SPECIAL 4 |
544 | #define IS_3BYTE_OPCODE 5 |
545 | |
546 | #define FLOAT NULL, { { NULL, FLOATCODE } } |
547 | |
548 | #define GRP1a NULL, { { NULL, USE_GROUPS }, { NULL, 0 } } |
549 | #define GRP1b NULL, { { NULL, USE_GROUPS }, { NULL, 1 } } |
550 | #define GRP1S NULL, { { NULL, USE_GROUPS }, { NULL, 2 } } |
551 | #define GRP1Ss NULL, { { NULL, USE_GROUPS }, { NULL, 3 } } |
552 | #define GRP2b NULL, { { NULL, USE_GROUPS }, { NULL, 4 } } |
553 | #define GRP2S NULL, { { NULL, USE_GROUPS }, { NULL, 5 } } |
554 | #define GRP2b_one NULL, { { NULL, USE_GROUPS }, { NULL, 6 } } |
555 | #define GRP2S_one NULL, { { NULL, USE_GROUPS }, { NULL, 7 } } |
556 | #define GRP2b_cl NULL, { { NULL, USE_GROUPS }, { NULL, 8 } } |
557 | #define GRP2S_cl NULL, { { NULL, USE_GROUPS }, { NULL, 9 } } |
558 | #define GRP3b NULL, { { NULL, USE_GROUPS }, { NULL, 10 } } |
559 | #define GRP3S NULL, { { NULL, USE_GROUPS }, { NULL, 11 } } |
560 | #define GRP4 NULL, { { NULL, USE_GROUPS }, { NULL, 12 } } |
561 | #define GRP5 NULL, { { NULL, USE_GROUPS }, { NULL, 13 } } |
562 | #define GRP6 NULL, { { NULL, USE_GROUPS }, { NULL, 14 } } |
563 | #define GRP7 NULL, { { NULL, USE_GROUPS }, { NULL, 15 } } |
564 | #define GRP8 NULL, { { NULL, USE_GROUPS }, { NULL, 16 } } |
565 | #define GRP9 NULL, { { NULL, USE_GROUPS }, { NULL, 17 } } |
566 | #define GRP11_C6 NULL, { { NULL, USE_GROUPS }, { NULL, 18 } } |
567 | #define GRP11_C7 NULL, { { NULL, USE_GROUPS }, { NULL, 19 } } |
568 | #define GRP12 NULL, { { NULL, USE_GROUPS }, { NULL, 20 } } |
569 | #define GRP13 NULL, { { NULL, USE_GROUPS }, { NULL, 21 } } |
570 | #define GRP14 NULL, { { NULL, USE_GROUPS }, { NULL, 22 } } |
571 | #define GRP15 NULL, { { NULL, USE_GROUPS }, { NULL, 23 } } |
572 | #define GRP16 NULL, { { NULL, USE_GROUPS }, { NULL, 24 } } |
573 | #define GRPAMD NULL, { { NULL, USE_GROUPS }, { NULL, 25 } } |
574 | #define GRPPADLCK1 NULL, { { NULL, USE_GROUPS }, { NULL, 26 } } |
575 | #define GRPPADLCK2 NULL, { { NULL, USE_GROUPS }, { NULL, 27 } } |
576 | |
577 | #define PREGRP0 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 0 } } |
578 | #define PREGRP1 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 1 } } |
579 | #define PREGRP2 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 2 } } |
580 | #define PREGRP3 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 3 } } |
581 | #define PREGRP4 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 4 } } |
582 | #define PREGRP5 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 5 } } |
583 | #define PREGRP6 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 6 } } |
584 | #define PREGRP7 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 7 } } |
585 | #define PREGRP8 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 8 } } |
586 | #define PREGRP9 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 9 } } |
587 | #define PREGRP10 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 10 } } |
588 | #define PREGRP11 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 11 } } |
589 | #define PREGRP12 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 12 } } |
590 | #define PREGRP13 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 13 } } |
591 | #define PREGRP14 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 14 } } |
592 | #define PREGRP15 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 15 } } |
593 | #define PREGRP16 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 16 } } |
594 | #define PREGRP17 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 17 } } |
595 | #define PREGRP18 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 18 } } |
596 | #define PREGRP19 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 19 } } |
597 | #define PREGRP20 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 20 } } |
598 | #define PREGRP21 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 21 } } |
599 | #define PREGRP22 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 22 } } |
600 | #define PREGRP23 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 23 } } |
601 | #define PREGRP24 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 24 } } |
602 | #define PREGRP25 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 25 } } |
603 | #define PREGRP26 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 26 } } |
604 | #define PREGRP27 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 27 } } |
605 | #define PREGRP28 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 28 } } |
606 | #define PREGRP29 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 29 } } |
607 | #define PREGRP30 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 30 } } |
608 | #define PREGRP31 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 31 } } |
609 | #define PREGRP32 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 32 } } |
610 | #define PREGRP33 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 33 } } |
611 | #define PREGRP34 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 34 } } |
612 | #define PREGRP35 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 35 } } |
613 | #define PREGRP36 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 36 } } |
614 | #define PREGRP37 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 37 } } |
615 | #define PREGRP38 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 38 } } |
616 | #define PREGRP39 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 39 } } |
617 | #define PREGRP40 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 40 } } |
618 | #define PREGRP41 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 41 } } |
619 | #define PREGRP42 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 42 } } |
620 | #define PREGRP43 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 43 } } |
621 | #define PREGRP44 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 44 } } |
622 | #define PREGRP45 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 45 } } |
623 | #define PREGRP46 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 46 } } |
624 | #define PREGRP47 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 47 } } |
625 | #define PREGRP48 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 48 } } |
626 | #define PREGRP49 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 49 } } |
627 | #define PREGRP50 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 50 } } |
628 | #define PREGRP51 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 51 } } |
629 | #define PREGRP52 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 52 } } |
630 | #define PREGRP53 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 53 } } |
631 | #define PREGRP54 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 54 } } |
632 | #define PREGRP55 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 55 } } |
633 | #define PREGRP56 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 56 } } |
634 | #define PREGRP57 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 57 } } |
635 | #define PREGRP58 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 58 } } |
636 | #define PREGRP59 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 59 } } |
637 | #define PREGRP60 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 60 } } |
638 | #define PREGRP61 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 61 } } |
639 | #define PREGRP62 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 62 } } |
640 | #define PREGRP63 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 63 } } |
641 | #define PREGRP64 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 64 } } |
642 | #define PREGRP65 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 65 } } |
643 | #define PREGRP66 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 66 } } |
644 | #define PREGRP67 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 67 } } |
645 | #define PREGRP68 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 68 } } |
646 | #define PREGRP69 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 69 } } |
647 | #define PREGRP70 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 70 } } |
648 | #define PREGRP71 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 71 } } |
649 | #define PREGRP72 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 72 } } |
650 | #define PREGRP73 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 73 } } |
651 | #define PREGRP74 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 74 } } |
652 | #define PREGRP75 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 75 } } |
653 | #define PREGRP76 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 76 } } |
654 | #define PREGRP77 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 77 } } |
655 | #define PREGRP78 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 78 } } |
656 | #define PREGRP79 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 79 } } |
657 | #define PREGRP80 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 80 } } |
658 | #define PREGRP81 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 81 } } |
659 | #define PREGRP82 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 82 } } |
660 | #define PREGRP83 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 83 } } |
661 | #define PREGRP84 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 84 } } |
662 | #define PREGRP85 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 85 } } |
663 | #define PREGRP86 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 86 } } |
664 | #define PREGRP87 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 87 } } |
665 | #define PREGRP88 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 88 } } |
666 | #define PREGRP89 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 89 } } |
667 | #define PREGRP90 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 90 } } |
668 | #define PREGRP91 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 91 } } |
669 | #define PREGRP92 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 92 } } |
670 | #define PREGRP93 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 93 } } |
671 | #define PREGRP94 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 94 } } |
672 | #define PREGRP95 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 95 } } |
673 | #define PREGRP96 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 96 } } |
674 | #define PREGRP97 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 97 } } |
675 | #define PREGRP98 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 98 } } |
676 | #define PREGRP99 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 99 } } |
677 | #define PREGRP100 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 100 } } |
678 | #define PREGRP101 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 101 } } |
679 | #define PREGRP102 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 102 } } |
680 | #define PREGRP103 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 103 } } |
681 | #define PREGRP104 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 104 } } |
682 | #define PREGRP105 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 105 } } |
683 | #define PREGRP106 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 106 } } |
684 | #define PREGRP107 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 107 } } |
685 | #define PREGRP108 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 108 } } |
686 | #define PREGRP109 NULL, { { NULL, USE_PREFIX_USER_TABLE }, { NULL, 109 } } |
687 | |
688 | #define X86_64_0 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 0 } } |
689 | #define X86_64_1 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 1 } } |
690 | #define X86_64_2 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 2 } } |
691 | #define X86_64_3 NULL, { { NULL, X86_64_SPECIAL }, { NULL, 3 } } |
692 | |
693 | #define THREE_BYTE_0 NULL, { { NULL, IS_3BYTE_OPCODE }, { NULL, 0 } } |
694 | #define THREE_BYTE_1 NULL, { { NULL, IS_3BYTE_OPCODE }, { NULL, 1 } } |
695 | |
696 | typedef void (*op_rtn) (int bytemode, int sizeflag); |
697 | |
698 | struct dis386 { |
699 | const char *name; |
700 | struct |
701 | { |
702 | op_rtn rtn; |
703 | int bytemode; |
704 | } op[MAX_OPERANDS]; |
705 | }; |
706 | |
707 | /* Upper case letters in the instruction names here are macros. |
708 | 'A' => print 'b' if no register operands or suffix_always is true |
709 | 'B' => print 'b' if suffix_always is true |
710 | 'C' => print 's' or 'l' ('w' or 'd' in Intel mode) depending on operand |
711 | . size prefix |
712 | 'D' => print 'w' if no register operands or 'w', 'l' or 'q', if |
713 | . suffix_always is true |
714 | 'E' => print 'e' if 32-bit form of jcxz |
715 | 'F' => print 'w' or 'l' depending on address size prefix (loop insns) |
716 | 'G' => print 'w' or 'l' depending on operand size prefix (i/o insns) |
717 | 'H' => print ",pt" or ",pn" branch hint |
718 | 'I' => honor following macro letter even in Intel mode (implemented only |
719 | . for some of the macro letters) |
720 | 'J' => print 'l' |
721 | 'K' => print 'd' or 'q' if rex prefix is present. |
722 | 'L' => print 'l' if suffix_always is true |
723 | 'N' => print 'n' if instruction has no wait "prefix" |
724 | 'O' => print 'd' or 'o' (or 'q' in Intel mode) |
725 | 'P' => print 'w', 'l' or 'q' if instruction has an operand size prefix, |
726 | . or suffix_always is true. print 'q' if rex prefix is present. |
727 | 'Q' => print 'w', 'l' or 'q' if no register operands or suffix_always |
728 | . is true |
729 | 'R' => print 'w', 'l' or 'q' ('d' for 'l' and 'e' in Intel mode) |
730 | 'S' => print 'w', 'l' or 'q' if suffix_always is true |
731 | 'T' => print 'q' in 64bit mode and behave as 'P' otherwise |
732 | 'U' => print 'q' in 64bit mode and behave as 'Q' otherwise |
733 | 'V' => print 'q' in 64bit mode and behave as 'S' otherwise |
734 | 'W' => print 'b', 'w' or 'l' ('d' in Intel mode) |
735 | 'X' => print 's', 'd' depending on data16 prefix (for XMM) |
736 | 'Y' => 'q' if instruction has an REX 64bit overwrite prefix |
737 | 'Z' => print 'q' in 64bit mode and behave as 'L' otherwise |
738 | |
739 | Many of the above letters print nothing in Intel mode. See "putop" |
740 | for the details. |
741 | |
742 | Braces '{' and '}', and vertical bars '|', indicate alternative |
743 | mnemonic strings for AT&T, Intel, X86_64 AT&T, and X86_64 Intel |
744 | modes. In cases where there are only two alternatives, the X86_64 |
745 | instruction is reserved, and "(bad)" is printed. |
746 | */ |
747 | |
748 | static const struct dis386 dis386[] = { |
749 | /* 00 */ |
750 | { "addB" , { Eb, Gb } }, |
751 | { "addS" , { Ev, Gv } }, |
752 | { "addB" , { Gb, Eb } }, |
753 | { "addS" , { Gv, Ev } }, |
754 | { "addB" , { AL, Ib } }, |
755 | { "addS" , { eAX, Iv } }, |
756 | { "push{T|}" , { es } }, |
757 | { "pop{T|}" , { es } }, |
758 | /* 08 */ |
759 | { "orB" , { Eb, Gb } }, |
760 | { "orS" , { Ev, Gv } }, |
761 | { "orB" , { Gb, Eb } }, |
762 | { "orS" , { Gv, Ev } }, |
763 | { "orB" , { AL, Ib } }, |
764 | { "orS" , { eAX, Iv } }, |
765 | { "push{T|}" , { cs } }, |
766 | { "(bad)" , { XX } }, /* 0x0f extended opcode escape */ |
767 | /* 10 */ |
768 | { "adcB" , { Eb, Gb } }, |
769 | { "adcS" , { Ev, Gv } }, |
770 | { "adcB" , { Gb, Eb } }, |
771 | { "adcS" , { Gv, Ev } }, |
772 | { "adcB" , { AL, Ib } }, |
773 | { "adcS" , { eAX, Iv } }, |
774 | { "push{T|}" , { ss } }, |
775 | { "pop{T|}" , { ss } }, |
776 | /* 18 */ |
777 | { "sbbB" , { Eb, Gb } }, |
778 | { "sbbS" , { Ev, Gv } }, |
779 | { "sbbB" , { Gb, Eb } }, |
780 | { "sbbS" , { Gv, Ev } }, |
781 | { "sbbB" , { AL, Ib } }, |
782 | { "sbbS" , { eAX, Iv } }, |
783 | { "push{T|}" , { ds } }, |
784 | { "pop{T|}" , { ds } }, |
785 | /* 20 */ |
786 | { "andB" , { Eb, Gb } }, |
787 | { "andS" , { Ev, Gv } }, |
788 | { "andB" , { Gb, Eb } }, |
789 | { "andS" , { Gv, Ev } }, |
790 | { "andB" , { AL, Ib } }, |
791 | { "andS" , { eAX, Iv } }, |
792 | { "(bad)" , { XX } }, /* SEG ES prefix */ |
793 | { "daa{|}" , { XX } }, |
794 | /* 28 */ |
795 | { "subB" , { Eb, Gb } }, |
796 | { "subS" , { Ev, Gv } }, |
797 | { "subB" , { Gb, Eb } }, |
798 | { "subS" , { Gv, Ev } }, |
799 | { "subB" , { AL, Ib } }, |
800 | { "subS" , { eAX, Iv } }, |
801 | { "(bad)" , { XX } }, /* SEG CS prefix */ |
802 | { "das{|}" , { XX } }, |
803 | /* 30 */ |
804 | { "xorB" , { Eb, Gb } }, |
805 | { "xorS" , { Ev, Gv } }, |
806 | { "xorB" , { Gb, Eb } }, |
807 | { "xorS" , { Gv, Ev } }, |
808 | { "xorB" , { AL, Ib } }, |
809 | { "xorS" , { eAX, Iv } }, |
810 | { "(bad)" , { XX } }, /* SEG SS prefix */ |
811 | { "aaa{|}" , { XX } }, |
812 | /* 38 */ |
813 | { "cmpB" , { Eb, Gb } }, |
814 | { "cmpS" , { Ev, Gv } }, |
815 | { "cmpB" , { Gb, Eb } }, |
816 | { "cmpS" , { Gv, Ev } }, |
817 | { "cmpB" , { AL, Ib } }, |
818 | { "cmpS" , { eAX, Iv } }, |
819 | { "(bad)" , { XX } }, /* SEG DS prefix */ |
820 | { "aas{|}" , { XX } }, |
821 | /* 40 */ |
822 | { "inc{S|}" , { RMeAX } }, |
823 | { "inc{S|}" , { RMeCX } }, |
824 | { "inc{S|}" , { RMeDX } }, |
825 | { "inc{S|}" , { RMeBX } }, |
826 | { "inc{S|}" , { RMeSP } }, |
827 | { "inc{S|}" , { RMeBP } }, |
828 | { "inc{S|}" , { RMeSI } }, |
829 | { "inc{S|}" , { RMeDI } }, |
830 | /* 48 */ |
831 | { "dec{S|}" , { RMeAX } }, |
832 | { "dec{S|}" , { RMeCX } }, |
833 | { "dec{S|}" , { RMeDX } }, |
834 | { "dec{S|}" , { RMeBX } }, |
835 | { "dec{S|}" , { RMeSP } }, |
836 | { "dec{S|}" , { RMeBP } }, |
837 | { "dec{S|}" , { RMeSI } }, |
838 | { "dec{S|}" , { RMeDI } }, |
839 | /* 50 */ |
840 | { "pushV" , { RMrAX } }, |
841 | { "pushV" , { RMrCX } }, |
842 | { "pushV" , { RMrDX } }, |
843 | { "pushV" , { RMrBX } }, |
844 | { "pushV" , { RMrSP } }, |
845 | { "pushV" , { RMrBP } }, |
846 | { "pushV" , { RMrSI } }, |
847 | { "pushV" , { RMrDI } }, |
848 | /* 58 */ |
849 | { "popV" , { RMrAX } }, |
850 | { "popV" , { RMrCX } }, |
851 | { "popV" , { RMrDX } }, |
852 | { "popV" , { RMrBX } }, |
853 | { "popV" , { RMrSP } }, |
854 | { "popV" , { RMrBP } }, |
855 | { "popV" , { RMrSI } }, |
856 | { "popV" , { RMrDI } }, |
857 | /* 60 */ |
858 | { X86_64_0 }, |
859 | { X86_64_1 }, |
860 | { X86_64_2 }, |
861 | { X86_64_3 }, |
862 | { "(bad)" , { XX } }, /* seg fs */ |
863 | { "(bad)" , { XX } }, /* seg gs */ |
864 | { "(bad)" , { XX } }, /* op size prefix */ |
865 | { "(bad)" , { XX } }, /* adr size prefix */ |
866 | /* 68 */ |
867 | { "pushT" , { Iq } }, |
868 | { "imulS" , { Gv, Ev, Iv } }, |
869 | { "pushT" , { sIb } }, |
870 | { "imulS" , { Gv, Ev, sIb } }, |
871 | { "ins{b||b|}" , { Ybr, indirDX } }, |
872 | { "ins{R||G|}" , { Yzr, indirDX } }, |
873 | { "outs{b||b|}" , { indirDXr, Xb } }, |
874 | { "outs{R||G|}" , { indirDXr, Xz } }, |
875 | /* 70 */ |
876 | { "joH" , { Jb, XX, cond_jump_flag } }, |
877 | { "jnoH" , { Jb, XX, cond_jump_flag } }, |
878 | { "jbH" , { Jb, XX, cond_jump_flag } }, |
879 | { "jaeH" , { Jb, XX, cond_jump_flag } }, |
880 | { "jeH" , { Jb, XX, cond_jump_flag } }, |
881 | { "jneH" , { Jb, XX, cond_jump_flag } }, |
882 | { "jbeH" , { Jb, XX, cond_jump_flag } }, |
883 | { "jaH" , { Jb, XX, cond_jump_flag } }, |
884 | /* 78 */ |
885 | { "jsH" , { Jb, XX, cond_jump_flag } }, |
886 | { "jnsH" , { Jb, XX, cond_jump_flag } }, |
887 | { "jpH" , { Jb, XX, cond_jump_flag } }, |
888 | { "jnpH" , { Jb, XX, cond_jump_flag } }, |
889 | { "jlH" , { Jb, XX, cond_jump_flag } }, |
890 | { "jgeH" , { Jb, XX, cond_jump_flag } }, |
891 | { "jleH" , { Jb, XX, cond_jump_flag } }, |
892 | { "jgH" , { Jb, XX, cond_jump_flag } }, |
893 | /* 80 */ |
894 | { GRP1b }, |
895 | { GRP1S }, |
896 | { "(bad)" , { XX } }, |
897 | { GRP1Ss }, |
898 | { "testB" , { Eb, Gb } }, |
899 | { "testS" , { Ev, Gv } }, |
900 | { "xchgB" , { Eb, Gb } }, |
901 | { "xchgS" , { Ev, Gv } }, |
902 | /* 88 */ |
903 | { "movB" , { Eb, Gb } }, |
904 | { "movS" , { Ev, Gv } }, |
905 | { "movB" , { Gb, Eb } }, |
906 | { "movS" , { Gv, Ev } }, |
907 | { "movD" , { Sv, Sw } }, |
908 | { "leaS" , { Gv, M } }, |
909 | { "movD" , { Sw, Sv } }, |
910 | { GRP1a }, |
911 | /* 90 */ |
912 | { PREGRP38 }, |
913 | { "xchgS" , { RMeCX, eAX } }, |
914 | { "xchgS" , { RMeDX, eAX } }, |
915 | { "xchgS" , { RMeBX, eAX } }, |
916 | { "xchgS" , { RMeSP, eAX } }, |
917 | { "xchgS" , { RMeBP, eAX } }, |
918 | { "xchgS" , { RMeSI, eAX } }, |
919 | { "xchgS" , { RMeDI, eAX } }, |
920 | /* 98 */ |
921 | { "cW{t||t|}R" , { XX } }, |
922 | { "cR{t||t|}O" , { XX } }, |
923 | { "Jcall{T|}" , { Ap } }, |
924 | { "(bad)" , { XX } }, /* fwait */ |
925 | { "pushfT" , { XX } }, |
926 | { "popfT" , { XX } }, |
927 | { "sahf{|}" , { XX } }, |
928 | { "lahf{|}" , { XX } }, |
929 | /* a0 */ |
930 | { "movB" , { AL, Ob } }, |
931 | { "movS" , { eAX, Ov } }, |
932 | { "movB" , { Ob, AL } }, |
933 | { "movS" , { Ov, eAX } }, |
934 | { "movs{b||b|}" , { Ybr, Xb } }, |
935 | { "movs{R||R|}" , { Yvr, Xv } }, |
936 | { "cmps{b||b|}" , { Xb, Yb } }, |
937 | { "cmps{R||R|}" , { Xv, Yv } }, |
938 | /* a8 */ |
939 | { "testB" , { AL, Ib } }, |
940 | { "testS" , { eAX, Iv } }, |
941 | { "stosB" , { Ybr, AL } }, |
942 | { "stosS" , { Yvr, eAX } }, |
943 | { "lodsB" , { ALr, Xb } }, |
944 | { "lodsS" , { eAXr, Xv } }, |
945 | { "scasB" , { AL, Yb } }, |
946 | { "scasS" , { eAX, Yv } }, |
947 | /* b0 */ |
948 | { "movB" , { RMAL, Ib } }, |
949 | { "movB" , { RMCL, Ib } }, |
950 | { "movB" , { RMDL, Ib } }, |
951 | { "movB" , { RMBL, Ib } }, |
952 | { "movB" , { RMAH, Ib } }, |
953 | { "movB" , { RMCH, Ib } }, |
954 | { "movB" , { RMDH, Ib } }, |
955 | { "movB" , { RMBH, Ib } }, |
956 | /* b8 */ |
957 | { "movS" , { RMeAX, Iv64 } }, |
958 | { "movS" , { RMeCX, Iv64 } }, |
959 | { "movS" , { RMeDX, Iv64 } }, |
960 | { "movS" , { RMeBX, Iv64 } }, |
961 | { "movS" , { RMeSP, Iv64 } }, |
962 | { "movS" , { RMeBP, Iv64 } }, |
963 | { "movS" , { RMeSI, Iv64 } }, |
964 | { "movS" , { RMeDI, Iv64 } }, |
965 | /* c0 */ |
966 | { GRP2b }, |
967 | { GRP2S }, |
968 | { "retT" , { Iw } }, |
969 | { "retT" , { XX } }, |
970 | { "les{S|}" , { Gv, Mp } }, |
971 | { "ldsS" , { Gv, Mp } }, |
972 | { GRP11_C6 }, |
973 | { GRP11_C7 }, |
974 | /* c8 */ |
975 | { "enterT" , { Iw, Ib } }, |
976 | { "leaveT" , { XX } }, |
977 | { "lretP" , { Iw } }, |
978 | { "lretP" , { XX } }, |
979 | { "int3" , { XX } }, |
980 | { "int" , { Ib } }, |
981 | { "into{|}" , { XX } }, |
982 | { "iretP" , { XX } }, |
983 | /* d0 */ |
984 | { GRP2b_one }, |
985 | { GRP2S_one }, |
986 | { GRP2b_cl }, |
987 | { GRP2S_cl }, |
988 | { "aam{|}" , { sIb } }, |
989 | { "aad{|}" , { sIb } }, |
990 | { "(bad)" , { XX } }, |
991 | { "xlat" , { DSBX } }, |
992 | /* d8 */ |
993 | { FLOAT }, |
994 | { FLOAT }, |
995 | { FLOAT }, |
996 | { FLOAT }, |
997 | { FLOAT }, |
998 | { FLOAT }, |
999 | { FLOAT }, |
1000 | { FLOAT }, |
1001 | /* e0 */ |
1002 | { "loopneFH" , { Jb, XX, loop_jcxz_flag } }, |
1003 | { "loopeFH" , { Jb, XX, loop_jcxz_flag } }, |
1004 | { "loopFH" , { Jb, XX, loop_jcxz_flag } }, |
1005 | { "jEcxzH" , { Jb, XX, loop_jcxz_flag } }, |
1006 | { "inB" , { AL, Ib } }, |
1007 | { "inG" , { zAX, Ib } }, |
1008 | { "outB" , { Ib, AL } }, |
1009 | { "outG" , { Ib, zAX } }, |
1010 | /* e8 */ |
1011 | { "callT" , { Jv } }, |
1012 | { "jmpT" , { Jv } }, |
1013 | { "Jjmp{T|}" , { Ap } }, |
1014 | { "jmp" , { Jb } }, |
1015 | { "inB" , { AL, indirDX } }, |
1016 | { "inG" , { zAX, indirDX } }, |
1017 | { "outB" , { indirDX, AL } }, |
1018 | { "outG" , { indirDX, zAX } }, |
1019 | /* f0 */ |
1020 | { "(bad)" , { XX } }, /* lock prefix */ |
1021 | { "icebp" , { XX } }, |
1022 | { "(bad)" , { XX } }, /* repne */ |
1023 | { "(bad)" , { XX } }, /* repz */ |
1024 | { "hlt" , { XX } }, |
1025 | { "cmc" , { XX } }, |
1026 | { GRP3b }, |
1027 | { GRP3S }, |
1028 | /* f8 */ |
1029 | { "clc" , { XX } }, |
1030 | { "stc" , { XX } }, |
1031 | { "cli" , { XX } }, |
1032 | { "sti" , { XX } }, |
1033 | { "cld" , { XX } }, |
1034 | { "std" , { XX } }, |
1035 | { GRP4 }, |
1036 | { GRP5 }, |
1037 | }; |
1038 | |
1039 | static const struct dis386 dis386_twobyte[] = { |
1040 | /* 00 */ |
1041 | { GRP6 }, |
1042 | { GRP7 }, |
1043 | { "larS" , { Gv, Ew } }, |
1044 | { "lslS" , { Gv, Ew } }, |
1045 | { "(bad)" , { XX } }, |
1046 | { "syscall" , { XX } }, |
1047 | { "clts" , { XX } }, |
1048 | { "sysretP" , { XX } }, |
1049 | /* 08 */ |
1050 | { "invd" , { XX } }, |
1051 | { "wbinvd" , { XX } }, |
1052 | { "(bad)" , { XX } }, |
1053 | { "ud2a" , { XX } }, |
1054 | { "(bad)" , { XX } }, |
1055 | { GRPAMD }, |
1056 | { "femms" , { XX } }, |
1057 | { "" , { MX, EM, OPSUF } }, /* See OP_3DNowSuffix. */ |
1058 | /* 10 */ |
1059 | { PREGRP8 }, |
1060 | { PREGRP9 }, |
1061 | { PREGRP30 }, |
1062 | { "movlpX" , { EXq, XM, { SIMD_Fixup, 'h' } } }, |
1063 | { "unpcklpX" , { XM, EXq } }, |
1064 | { "unpckhpX" , { XM, EXq } }, |
1065 | { PREGRP31 }, |
1066 | { "movhpX" , { EXq, XM, { SIMD_Fixup, 'l' } } }, |
1067 | /* 18 */ |
1068 | { GRP16 }, |
1069 | { "(bad)" , { XX } }, |
1070 | { "(bad)" , { XX } }, |
1071 | { "(bad)" , { XX } }, |
1072 | { "(bad)" , { XX } }, |
1073 | { "(bad)" , { XX } }, |
1074 | { "(bad)" , { XX } }, |
1075 | { "nopQ" , { Ev } }, |
1076 | /* 20 */ |
1077 | { "movZ" , { Rm, Cm } }, |
1078 | { "movZ" , { Rm, Dm } }, |
1079 | { "movZ" , { Cm, Rm } }, |
1080 | { "movZ" , { Dm, Rm } }, |
1081 | { "movL" , { Rd, Td } }, |
1082 | { "(bad)" , { XX } }, |
1083 | { "movL" , { Td, Rd } }, |
1084 | { "(bad)" , { XX } }, |
1085 | /* 28 */ |
1086 | { "movapX" , { XM, EXx } }, |
1087 | { "movapX" , { EXx, XM } }, |
1088 | { PREGRP2 }, |
1089 | { PREGRP33 }, |
1090 | { PREGRP4 }, |
1091 | { PREGRP3 }, |
1092 | { PREGRP93 }, |
1093 | { PREGRP94 }, |
1094 | /* 30 */ |
1095 | { "wrmsr" , { XX } }, |
1096 | { "rdtsc" , { XX } }, |
1097 | { "rdmsr" , { XX } }, |
1098 | { "rdpmc" , { XX } }, |
1099 | { "sysenter" , { XX } }, |
1100 | { "sysexit" , { XX } }, |
1101 | { "(bad)" , { XX } }, |
1102 | { "(bad)" , { XX } }, |
1103 | /* 38 */ |
1104 | { THREE_BYTE_0 }, |
1105 | { "(bad)" , { XX } }, |
1106 | { THREE_BYTE_1 }, |
1107 | { "(bad)" , { XX } }, |
1108 | { "(bad)" , { XX } }, |
1109 | { "(bad)" , { XX } }, |
1110 | { "(bad)" , { XX } }, |
1111 | { "(bad)" , { XX } }, |
1112 | /* 40 */ |
1113 | { "cmovo" , { Gv, Ev } }, |
1114 | { "cmovno" , { Gv, Ev } }, |
1115 | { "cmovb" , { Gv, Ev } }, |
1116 | { "cmovae" , { Gv, Ev } }, |
1117 | { "cmove" , { Gv, Ev } }, |
1118 | { "cmovne" , { Gv, Ev } }, |
1119 | { "cmovbe" , { Gv, Ev } }, |
1120 | { "cmova" , { Gv, Ev } }, |
1121 | /* 48 */ |
1122 | { "cmovs" , { Gv, Ev } }, |
1123 | { "cmovns" , { Gv, Ev } }, |
1124 | { "cmovp" , { Gv, Ev } }, |
1125 | { "cmovnp" , { Gv, Ev } }, |
1126 | { "cmovl" , { Gv, Ev } }, |
1127 | { "cmovge" , { Gv, Ev } }, |
1128 | { "cmovle" , { Gv, Ev } }, |
1129 | { "cmovg" , { Gv, Ev } }, |
1130 | /* 50 */ |
1131 | { "movmskpX" , { Gdq, XS } }, |
1132 | { PREGRP13 }, |
1133 | { PREGRP12 }, |
1134 | { PREGRP11 }, |
1135 | { "andpX" , { XM, EXx } }, |
1136 | { "andnpX" , { XM, EXx } }, |
1137 | { "orpX" , { XM, EXx } }, |
1138 | { "xorpX" , { XM, EXx } }, |
1139 | /* 58 */ |
1140 | { PREGRP0 }, |
1141 | { PREGRP10 }, |
1142 | { PREGRP17 }, |
1143 | { PREGRP16 }, |
1144 | { PREGRP14 }, |
1145 | { PREGRP7 }, |
1146 | { PREGRP5 }, |
1147 | { PREGRP6 }, |
1148 | /* 60 */ |
1149 | { PREGRP95 }, |
1150 | { PREGRP96 }, |
1151 | { PREGRP97 }, |
1152 | { "packsswb" , { MX, EM } }, |
1153 | { "pcmpgtb" , { MX, EM } }, |
1154 | { "pcmpgtw" , { MX, EM } }, |
1155 | { "pcmpgtd" , { MX, EM } }, |
1156 | { "packuswb" , { MX, EM } }, |
1157 | /* 68 */ |
1158 | { "punpckhbw" , { MX, EM } }, |
1159 | { "punpckhwd" , { MX, EM } }, |
1160 | { "punpckhdq" , { MX, EM } }, |
1161 | { "packssdw" , { MX, EM } }, |
1162 | { PREGRP26 }, |
1163 | { PREGRP24 }, |
1164 | { "movd" , { MX, Edq } }, |
1165 | { PREGRP19 }, |
1166 | /* 70 */ |
1167 | { PREGRP22 }, |
1168 | { GRP12 }, |
1169 | { GRP13 }, |
1170 | { GRP14 }, |
1171 | { "pcmpeqb" , { MX, EM } }, |
1172 | { "pcmpeqw" , { MX, EM } }, |
1173 | { "pcmpeqd" , { MX, EM } }, |
1174 | { "emms" , { XX } }, |
1175 | /* 78 */ |
1176 | { PREGRP34 }, |
1177 | { PREGRP35 }, |
1178 | { "(bad)" , { XX } }, |
1179 | { "(bad)" , { XX } }, |
1180 | { PREGRP28 }, |
1181 | { PREGRP29 }, |
1182 | { PREGRP23 }, |
1183 | { PREGRP20 }, |
1184 | /* 80 */ |
1185 | { "joH" , { Jv, XX, cond_jump_flag } }, |
1186 | { "jnoH" , { Jv, XX, cond_jump_flag } }, |
1187 | { "jbH" , { Jv, XX, cond_jump_flag } }, |
1188 | { "jaeH" , { Jv, XX, cond_jump_flag } }, |
1189 | { "jeH" , { Jv, XX, cond_jump_flag } }, |
1190 | { "jneH" , { Jv, XX, cond_jump_flag } }, |
1191 | { "jbeH" , { Jv, XX, cond_jump_flag } }, |
1192 | { "jaH" , { Jv, XX, cond_jump_flag } }, |
1193 | /* 88 */ |
1194 | { "jsH" , { Jv, XX, cond_jump_flag } }, |
1195 | { "jnsH" , { Jv, XX, cond_jump_flag } }, |
1196 | { "jpH" , { Jv, XX, cond_jump_flag } }, |
1197 | { "jnpH" , { Jv, XX, cond_jump_flag } }, |
1198 | { "jlH" , { Jv, XX, cond_jump_flag } }, |
1199 | { "jgeH" , { Jv, XX, cond_jump_flag } }, |
1200 | { "jleH" , { Jv, XX, cond_jump_flag } }, |
1201 | { "jgH" , { Jv, XX, cond_jump_flag } }, |
1202 | /* 90 */ |
1203 | { "seto" , { Eb } }, |
1204 | { "setno" , { Eb } }, |
1205 | { "setb" , { Eb } }, |
1206 | { "setae" , { Eb } }, |
1207 | { "sete" , { Eb } }, |
1208 | { "setne" , { Eb } }, |
1209 | { "setbe" , { Eb } }, |
1210 | { "seta" , { Eb } }, |
1211 | /* 98 */ |
1212 | { "sets" , { Eb } }, |
1213 | { "setns" , { Eb } }, |
1214 | { "setp" , { Eb } }, |
1215 | { "setnp" , { Eb } }, |
1216 | { "setl" , { Eb } }, |
1217 | { "setge" , { Eb } }, |
1218 | { "setle" , { Eb } }, |
1219 | { "setg" , { Eb } }, |
1220 | /* a0 */ |
1221 | { "pushT" , { fs } }, |
1222 | { "popT" , { fs } }, |
1223 | { "cpuid" , { XX } }, |
1224 | { "btS" , { Ev, Gv } }, |
1225 | { "shldS" , { Ev, Gv, Ib } }, |
1226 | { "shldS" , { Ev, Gv, CL } }, |
1227 | { GRPPADLCK2 }, |
1228 | { GRPPADLCK1 }, |
1229 | /* a8 */ |
1230 | { "pushT" , { gs } }, |
1231 | { "popT" , { gs } }, |
1232 | { "rsm" , { XX } }, |
1233 | { "btsS" , { Ev, Gv } }, |
1234 | { "shrdS" , { Ev, Gv, Ib } }, |
1235 | { "shrdS" , { Ev, Gv, CL } }, |
1236 | { GRP15 }, |
1237 | { "imulS" , { Gv, Ev } }, |
1238 | /* b0 */ |
1239 | { "cmpxchgB" , { Eb, Gb } }, |
1240 | { "cmpxchgS" , { Ev, Gv } }, |
1241 | { "lssS" , { Gv, Mp } }, |
1242 | { "btrS" , { Ev, Gv } }, |
1243 | { "lfsS" , { Gv, Mp } }, |
1244 | { "lgsS" , { Gv, Mp } }, |
1245 | { "movz{bR|x|bR|x}" , { Gv, Eb } }, |
1246 | { "movz{wR|x|wR|x}" , { Gv, Ew } }, /* yes, there really is movzww ! */ |
1247 | /* b8 */ |
1248 | { PREGRP37 }, |
1249 | { "ud2b" , { XX } }, |
1250 | { GRP8 }, |
1251 | { "btcS" , { Ev, Gv } }, |
1252 | { PREGRP107 }, |
1253 | { PREGRP36 }, |
1254 | { "movs{bR|x|bR|x}" , { Gv, Eb } }, |
1255 | { "movs{wR|x|wR|x}" , { Gv, Ew } }, /* yes, there really is movsww ! */ |
1256 | /* c0 */ |
1257 | { "xaddB" , { Eb, Gb } }, |
1258 | { "xaddS" , { Ev, Gv } }, |
1259 | { PREGRP1 }, |
1260 | { "movntiS" , { Ev, Gv } }, |
1261 | { "pinsrw" , { MX, Edqw, Ib } }, |
1262 | { "pextrw" , { Gdq, MS, Ib } }, |
1263 | { "shufpX" , { XM, EXx, Ib } }, |
1264 | { GRP9 }, |
1265 | /* c8 */ |
1266 | { "bswap" , { RMeAX } }, |
1267 | { "bswap" , { RMeCX } }, |
1268 | { "bswap" , { RMeDX } }, |
1269 | { "bswap" , { RMeBX } }, |
1270 | { "bswap" , { RMeSP } }, |
1271 | { "bswap" , { RMeBP } }, |
1272 | { "bswap" , { RMeSI } }, |
1273 | { "bswap" , { RMeDI } }, |
1274 | /* d0 */ |
1275 | { PREGRP27 }, |
1276 | { "psrlw" , { MX, EM } }, |
1277 | { "psrld" , { MX, EM } }, |
1278 | { "psrlq" , { MX, EM } }, |
1279 | { "paddq" , { MX, EM } }, |
1280 | { "pmullw" , { MX, EM } }, |
1281 | { PREGRP21 }, |
1282 | { "pmovmskb" , { Gdq, MS } }, |
1283 | /* d8 */ |
1284 | { "psubusb" , { MX, EM } }, |
1285 | { "psubusw" , { MX, EM } }, |
1286 | { "pminub" , { MX, EM } }, |
1287 | { "pand" , { MX, EM } }, |
1288 | { "paddusb" , { MX, EM } }, |
1289 | { "paddusw" , { MX, EM } }, |
1290 | { "pmaxub" , { MX, EM } }, |
1291 | { "pandn" , { MX, EM } }, |
1292 | /* e0 */ |
1293 | { "pavgb" , { MX, EM } }, |
1294 | { "psraw" , { MX, EM } }, |
1295 | { "psrad" , { MX, EM } }, |
1296 | { "pavgw" , { MX, EM } }, |
1297 | { "pmulhuw" , { MX, EM } }, |
1298 | { "pmulhw" , { MX, EM } }, |
1299 | { PREGRP15 }, |
1300 | { PREGRP25 }, |
1301 | /* e8 */ |
1302 | { "psubsb" , { MX, EM } }, |
1303 | { "psubsw" , { MX, EM } }, |
1304 | { "pminsw" , { MX, EM } }, |
1305 | { "por" , { MX, EM } }, |
1306 | { "paddsb" , { MX, EM } }, |
1307 | { "paddsw" , { MX, EM } }, |
1308 | { "pmaxsw" , { MX, EM } }, |
1309 | { "pxor" , { MX, EM } }, |
1310 | /* f0 */ |
1311 | { PREGRP32 }, |
1312 | { "psllw" , { MX, EM } }, |
1313 | { "pslld" , { MX, EM } }, |
1314 | { "psllq" , { MX, EM } }, |
1315 | { "pmuludq" , { MX, EM } }, |
1316 | { "pmaddwd" , { MX, EM } }, |
1317 | { "psadbw" , { MX, EM } }, |
1318 | { PREGRP18 }, |
1319 | /* f8 */ |
1320 | { "psubb" , { MX, EM } }, |
1321 | { "psubw" , { MX, EM } }, |
1322 | { "psubd" , { MX, EM } }, |
1323 | { "psubq" , { MX, EM } }, |
1324 | { "paddb" , { MX, EM } }, |
1325 | { "paddw" , { MX, EM } }, |
1326 | { "paddd" , { MX, EM } }, |
1327 | { "(bad)" , { XX } }, |
1328 | }; |
1329 | |
1330 | static const unsigned char onebyte_has_modrm[256] = { |
1331 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1332 | /* ------------------------------- */ |
1333 | /* 00 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 00 */ |
1334 | /* 10 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 10 */ |
1335 | /* 20 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 20 */ |
1336 | /* 30 */ 1,1,1,1,0,0,0,0,1,1,1,1,0,0,0,0, /* 30 */ |
1337 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 40 */ |
1338 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 50 */ |
1339 | /* 60 */ 0,0,1,1,0,0,0,0,0,1,0,1,0,0,0,0, /* 60 */ |
1340 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 70 */ |
1341 | /* 80 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 80 */ |
1342 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 90 */ |
1343 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* a0 */ |
1344 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* b0 */ |
1345 | /* c0 */ 1,1,0,0,1,1,1,1,0,0,0,0,0,0,0,0, /* c0 */ |
1346 | /* d0 */ 1,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* d0 */ |
1347 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* e0 */ |
1348 | /* f0 */ 0,0,0,0,0,0,1,1,0,0,0,0,0,0,1,1 /* f0 */ |
1349 | /* ------------------------------- */ |
1350 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1351 | }; |
1352 | |
1353 | static const unsigned char twobyte_has_modrm[256] = { |
1354 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1355 | /* ------------------------------- */ |
1356 | /* 00 */ 1,1,1,1,0,0,0,0,0,0,0,0,0,1,0,1, /* 0f */ |
1357 | /* 10 */ 1,1,1,1,1,1,1,1,1,0,0,0,0,0,0,1, /* 1f */ |
1358 | /* 20 */ 1,1,1,1,1,0,1,0,1,1,1,1,1,1,1,1, /* 2f */ |
1359 | /* 30 */ 0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0, /* 3f */ |
1360 | /* 40 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 4f */ |
1361 | /* 50 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 5f */ |
1362 | /* 60 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 6f */ |
1363 | /* 70 */ 1,1,1,1,1,1,1,0,1,1,0,0,1,1,1,1, /* 7f */ |
1364 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1365 | /* 90 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* 9f */ |
1366 | /* a0 */ 0,0,0,1,1,1,1,1,0,0,0,1,1,1,1,1, /* af */ |
1367 | /* b0 */ 1,1,1,1,1,1,1,1,1,0,1,1,1,1,1,1, /* bf */ |
1368 | /* c0 */ 1,1,1,1,1,1,1,1,0,0,0,0,0,0,0,0, /* cf */ |
1369 | /* d0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* df */ |
1370 | /* e0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1, /* ef */ |
1371 | /* f0 */ 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,0 /* ff */ |
1372 | /* ------------------------------- */ |
1373 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1374 | }; |
1375 | |
1376 | static const unsigned char twobyte_uses_DATA_prefix[256] = { |
1377 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1378 | /* ------------------------------- */ |
1379 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ |
1380 | /* 10 */ 1,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0, /* 1f */ |
1381 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */ |
1382 | /* 30 */ 0,0,0,0,0,0,0,0,1,0,1,0,0,0,0,0, /* 3f */ |
1383 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ |
1384 | /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */ |
1385 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,1, /* 6f */ |
1386 | /* 70 */ 1,0,0,0,0,0,0,0,1,1,0,0,1,1,1,1, /* 7f */ |
1387 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1388 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ |
1389 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ |
1390 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ |
1391 | /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ |
1392 | /* d0 */ 1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */ |
1393 | /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */ |
1394 | /* f0 */ 1,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0 /* ff */ |
1395 | /* ------------------------------- */ |
1396 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1397 | }; |
1398 | |
1399 | static const unsigned char twobyte_uses_REPNZ_prefix[256] = { |
1400 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1401 | /* ------------------------------- */ |
1402 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ |
1403 | /* 10 */ 1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ |
1404 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */ |
1405 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ |
1406 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ |
1407 | /* 50 */ 0,1,0,0,0,0,0,0,1,1,1,0,1,1,1,1, /* 5f */ |
1408 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ |
1409 | /* 70 */ 1,0,0,0,0,0,0,0,1,1,0,0,1,1,0,0, /* 7f */ |
1410 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1411 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ |
1412 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ |
1413 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ |
1414 | /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ |
1415 | /* d0 */ 1,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */ |
1416 | /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */ |
1417 | /* f0 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ |
1418 | /* ------------------------------- */ |
1419 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1420 | }; |
1421 | |
1422 | static const unsigned char twobyte_uses_REPZ_prefix[256] = { |
1423 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1424 | /* ------------------------------- */ |
1425 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ |
1426 | /* 10 */ 1,1,1,0,0,0,1,0,0,0,0,0,0,0,0,0, /* 1f */ |
1427 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,1,1,1,1,0,0, /* 2f */ |
1428 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ |
1429 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ |
1430 | /* 50 */ 0,1,1,1,0,0,0,0,1,1,1,1,1,1,1,1, /* 5f */ |
1431 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1, /* 6f */ |
1432 | /* 70 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1, /* 7f */ |
1433 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1434 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ |
1435 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ |
1436 | /* b0 */ 0,0,0,0,0,0,0,0,1,0,0,0,1,1,0,0, /* bf */ |
1437 | /* c0 */ 0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ |
1438 | /* d0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* df */ |
1439 | /* e0 */ 0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0, /* ef */ |
1440 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ |
1441 | /* ------------------------------- */ |
1442 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1443 | }; |
1444 | |
1445 | /* This is used to determine if opcode 0f 38 XX uses DATA prefix. */ |
1446 | static const unsigned char threebyte_0x38_uses_DATA_prefix[256] = { |
1447 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1448 | /* ------------------------------- */ |
1449 | /* 00 */ 1,1,1,1,1,1,1,1,1,1,1,1,0,0,0,0, /* 0f */ |
1450 | /* 10 */ 1,0,0,0,1,1,0,1,0,0,0,0,1,1,1,0, /* 1f */ |
1451 | /* 20 */ 1,1,1,1,1,1,0,0,1,1,1,1,0,0,0,0, /* 2f */ |
1452 | /* 30 */ 1,1,1,1,1,1,0,1,1,1,1,1,1,1,1,1, /* 3f */ |
1453 | /* 40 */ 1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ |
1454 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ |
1455 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ |
1456 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ |
1457 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1458 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ |
1459 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ |
1460 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ |
1461 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ |
1462 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,1,1,1,1,1, /* df */ |
1463 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ |
1464 | /* f0 */ 0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0, /* ff */ |
1465 | /* ------------------------------- */ |
1466 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1467 | }; |
1468 | |
1469 | /* This is used to determine if opcode 0f 38 XX uses REPNZ prefix. */ |
1470 | static const unsigned char threebyte_0x38_uses_REPNZ_prefix[256] = { |
1471 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1472 | /* ------------------------------- */ |
1473 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ |
1474 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ |
1475 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ |
1476 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ |
1477 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ |
1478 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ |
1479 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ |
1480 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ |
1481 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1482 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ |
1483 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ |
1484 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ |
1485 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ |
1486 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ |
1487 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ |
1488 | /* f0 */ 1,1,0,0,0,1,0,1,0,0,0,0,0,0,0,0, /* ff */ |
1489 | /* ------------------------------- */ |
1490 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1491 | }; |
1492 | |
1493 | /* This is used to determine if opcode 0f 38 XX uses REPZ prefix. */ |
1494 | static const unsigned char threebyte_0x38_uses_REPZ_prefix[256] = { |
1495 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1496 | /* ------------------------------- */ |
1497 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ |
1498 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ |
1499 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ |
1500 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ |
1501 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ |
1502 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ |
1503 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ |
1504 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ |
1505 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1506 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ |
1507 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ |
1508 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ |
1509 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ |
1510 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ |
1511 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ |
1512 | /* f0 */ 0,0,0,0,0,1,0,1,0,0,0,0,0,0,0,0, /* ff */ |
1513 | /* ------------------------------- */ |
1514 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1515 | }; |
1516 | |
1517 | /* This is used to determine if opcode 0f 3a XX uses DATA prefix. */ |
1518 | static const unsigned char threebyte_0x3a_uses_DATA_prefix[256] = { |
1519 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1520 | /* ------------------------------- */ |
1521 | /* 00 */ 0,0,0,0,0,0,0,0,1,1,1,1,1,1,1,1, /* 0f */ |
1522 | /* 10 */ 0,0,0,0,1,1,1,1,0,0,0,0,0,0,0,0, /* 1f */ |
1523 | /* 20 */ 1,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ |
1524 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ |
1525 | /* 40 */ 1,1,1,0,1,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ |
1526 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ |
1527 | /* 60 */ 1,1,1,1,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ |
1528 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ |
1529 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1530 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ |
1531 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ |
1532 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ |
1533 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ |
1534 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1, /* df */ |
1535 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ |
1536 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ |
1537 | /* ------------------------------- */ |
1538 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1539 | }; |
1540 | |
1541 | /* This is used to determine if opcode 0f 3a XX uses REPNZ prefix. */ |
1542 | static const unsigned char threebyte_0x3a_uses_REPNZ_prefix[256] = { |
1543 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1544 | /* ------------------------------- */ |
1545 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ |
1546 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ |
1547 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ |
1548 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ |
1549 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ |
1550 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ |
1551 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ |
1552 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ |
1553 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1554 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ |
1555 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ |
1556 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ |
1557 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ |
1558 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ |
1559 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ |
1560 | /* f0 */ 1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ |
1561 | /* ------------------------------- */ |
1562 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1563 | }; |
1564 | |
1565 | /* This is used to determine if opcode 0f 3a XX uses REPZ prefix. */ |
1566 | static const unsigned char threebyte_0x3a_uses_REPZ_prefix[256] = { |
1567 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1568 | /* ------------------------------- */ |
1569 | /* 00 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 0f */ |
1570 | /* 10 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 1f */ |
1571 | /* 20 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 2f */ |
1572 | /* 30 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 3f */ |
1573 | /* 40 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 4f */ |
1574 | /* 50 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 5f */ |
1575 | /* 60 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 6f */ |
1576 | /* 70 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 7f */ |
1577 | /* 80 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 8f */ |
1578 | /* 90 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* 9f */ |
1579 | /* a0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* af */ |
1580 | /* b0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* bf */ |
1581 | /* c0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* cf */ |
1582 | /* d0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* df */ |
1583 | /* e0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ef */ |
1584 | /* f0 */ 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, /* ff */ |
1585 | /* ------------------------------- */ |
1586 | /* 0 1 2 3 4 5 6 7 8 9 a b c d e f */ |
1587 | }; |
1588 | |
1589 | static char obuf[100]; |
1590 | static char *obufp; |
1591 | static char scratchbuf[100]; |
1592 | static unsigned char *start_codep; |
1593 | static unsigned char *insn_codep; |
1594 | static unsigned char *codep; |
1595 | static disassemble_info *the_info; |
1596 | static struct |
1597 | { |
1598 | int mod; |
1599 | int reg; |
1600 | int rm; |
1601 | } |
1602 | modrm; |
1603 | static unsigned char need_modrm; |
1604 | |
1605 | /* If we are accessing mod/rm/reg without need_modrm set, then the |
1606 | values are stale. Hitting this abort likely indicates that you |
1607 | need to update onebyte_has_modrm or twobyte_has_modrm. */ |
1608 | #define MODRM_CHECK if (!need_modrm) abort () |
1609 | |
1610 | static const char * const *names64; |
1611 | static const char * const *names32; |
1612 | static const char * const *names16; |
1613 | static const char * const *names8; |
1614 | static const char * const *names8rex; |
1615 | static const char * const *names_seg; |
1616 | static const char * const *index16; |
1617 | |
1618 | static const char * const intel_names64[] = { |
1619 | "rax" , "rcx" , "rdx" , "rbx" , "rsp" , "rbp" , "rsi" , "rdi" , |
1620 | "r8" , "r9" , "r10" , "r11" , "r12" , "r13" , "r14" , "r15" |
1621 | }; |
1622 | static const char * const intel_names32[] = { |
1623 | "eax" , "ecx" , "edx" , "ebx" , "esp" , "ebp" , "esi" , "edi" , |
1624 | "r8d" , "r9d" , "r10d" , "r11d" , "r12d" , "r13d" , "r14d" , "r15d" |
1625 | }; |
1626 | static const char * const intel_names16[] = { |
1627 | "ax" , "cx" , "dx" , "bx" , "sp" , "bp" , "si" , "di" , |
1628 | "r8w" , "r9w" , "r10w" , "r11w" , "r12w" , "r13w" , "r14w" , "r15w" |
1629 | }; |
1630 | static const char * const intel_names8[] = { |
1631 | "al" , "cl" , "dl" , "bl" , "ah" , "ch" , "dh" , "bh" , |
1632 | }; |
1633 | static const char * const intel_names8rex[] = { |
1634 | "al" , "cl" , "dl" , "bl" , "spl" , "bpl" , "sil" , "dil" , |
1635 | "r8b" , "r9b" , "r10b" , "r11b" , "r12b" , "r13b" , "r14b" , "r15b" |
1636 | }; |
1637 | static const char * const intel_names_seg[] = { |
1638 | "es" , "cs" , "ss" , "ds" , "fs" , "gs" , "?" , "?" , |
1639 | }; |
1640 | static const char * const intel_index16[] = { |
1641 | "bx+si" , "bx+di" , "bp+si" , "bp+di" , "si" , "di" , "bp" , "bx" |
1642 | }; |
1643 | |
1644 | static const char * const att_names64[] = { |
1645 | "%rax" , "%rcx" , "%rdx" , "%rbx" , "%rsp" , "%rbp" , "%rsi" , "%rdi" , |
1646 | "%r8" , "%r9" , "%r10" , "%r11" , "%r12" , "%r13" , "%r14" , "%r15" |
1647 | }; |
1648 | static const char * const att_names32[] = { |
1649 | "%eax" , "%ecx" , "%edx" , "%ebx" , "%esp" , "%ebp" , "%esi" , "%edi" , |
1650 | "%r8d" , "%r9d" , "%r10d" , "%r11d" , "%r12d" , "%r13d" , "%r14d" , "%r15d" |
1651 | }; |
1652 | static const char * const att_names16[] = { |
1653 | "%ax" , "%cx" , "%dx" , "%bx" , "%sp" , "%bp" , "%si" , "%di" , |
1654 | "%r8w" , "%r9w" , "%r10w" , "%r11w" , "%r12w" , "%r13w" , "%r14w" , "%r15w" |
1655 | }; |
1656 | static const char * const att_names8[] = { |
1657 | "%al" , "%cl" , "%dl" , "%bl" , "%ah" , "%ch" , "%dh" , "%bh" , |
1658 | }; |
1659 | static const char * const att_names8rex[] = { |
1660 | "%al" , "%cl" , "%dl" , "%bl" , "%spl" , "%bpl" , "%sil" , "%dil" , |
1661 | "%r8b" , "%r9b" , "%r10b" , "%r11b" , "%r12b" , "%r13b" , "%r14b" , "%r15b" |
1662 | }; |
1663 | static const char * const att_names_seg[] = { |
1664 | "%es" , "%cs" , "%ss" , "%ds" , "%fs" , "%gs" , "%?" , "%?" , |
1665 | }; |
1666 | static const char * const att_index16[] = { |
1667 | "%bx,%si" , "%bx,%di" , "%bp,%si" , "%bp,%di" , "%si" , "%di" , "%bp" , "%bx" |
1668 | }; |
1669 | |
1670 | static const struct dis386 grps[][8] = { |
1671 | /* GRP1a */ |
1672 | { |
1673 | { "popU" , { stackEv } }, |
1674 | { "(bad)" , { XX } }, |
1675 | { "(bad)" , { XX } }, |
1676 | { "(bad)" , { XX } }, |
1677 | { "(bad)" , { XX } }, |
1678 | { "(bad)" , { XX } }, |
1679 | { "(bad)" , { XX } }, |
1680 | { "(bad)" , { XX } }, |
1681 | }, |
1682 | /* GRP1b */ |
1683 | { |
1684 | { "addA" , { Eb, Ib } }, |
1685 | { "orA" , { Eb, Ib } }, |
1686 | { "adcA" , { Eb, Ib } }, |
1687 | { "sbbA" , { Eb, Ib } }, |
1688 | { "andA" , { Eb, Ib } }, |
1689 | { "subA" , { Eb, Ib } }, |
1690 | { "xorA" , { Eb, Ib } }, |
1691 | { "cmpA" , { Eb, Ib } }, |
1692 | }, |
1693 | /* GRP1S */ |
1694 | { |
1695 | { "addQ" , { Ev, Iv } }, |
1696 | { "orQ" , { Ev, Iv } }, |
1697 | { "adcQ" , { Ev, Iv } }, |
1698 | { "sbbQ" , { Ev, Iv } }, |
1699 | { "andQ" , { Ev, Iv } }, |
1700 | { "subQ" , { Ev, Iv } }, |
1701 | { "xorQ" , { Ev, Iv } }, |
1702 | { "cmpQ" , { Ev, Iv } }, |
1703 | }, |
1704 | /* GRP1Ss */ |
1705 | { |
1706 | { "addQ" , { Ev, sIb } }, |
1707 | { "orQ" , { Ev, sIb } }, |
1708 | { "adcQ" , { Ev, sIb } }, |
1709 | { "sbbQ" , { Ev, sIb } }, |
1710 | { "andQ" , { Ev, sIb } }, |
1711 | { "subQ" , { Ev, sIb } }, |
1712 | { "xorQ" , { Ev, sIb } }, |
1713 | { "cmpQ" , { Ev, sIb } }, |
1714 | }, |
1715 | /* GRP2b */ |
1716 | { |
1717 | { "rolA" , { Eb, Ib } }, |
1718 | { "rorA" , { Eb, Ib } }, |
1719 | { "rclA" , { Eb, Ib } }, |
1720 | { "rcrA" , { Eb, Ib } }, |
1721 | { "shlA" , { Eb, Ib } }, |
1722 | { "shrA" , { Eb, Ib } }, |
1723 | { "(bad)" , { XX } }, |
1724 | { "sarA" , { Eb, Ib } }, |
1725 | }, |
1726 | /* GRP2S */ |
1727 | { |
1728 | { "rolQ" , { Ev, Ib } }, |
1729 | { "rorQ" , { Ev, Ib } }, |
1730 | { "rclQ" , { Ev, Ib } }, |
1731 | { "rcrQ" , { Ev, Ib } }, |
1732 | { "shlQ" , { Ev, Ib } }, |
1733 | { "shrQ" , { Ev, Ib } }, |
1734 | { "(bad)" , { XX } }, |
1735 | { "sarQ" , { Ev, Ib } }, |
1736 | }, |
1737 | /* GRP2b_one */ |
1738 | { |
1739 | { "rolA" , { Eb, I1 } }, |
1740 | { "rorA" , { Eb, I1 } }, |
1741 | { "rclA" , { Eb, I1 } }, |
1742 | { "rcrA" , { Eb, I1 } }, |
1743 | { "shlA" , { Eb, I1 } }, |
1744 | { "shrA" , { Eb, I1 } }, |
1745 | { "(bad)" , { XX } }, |
1746 | { "sarA" , { Eb, I1 } }, |
1747 | }, |
1748 | /* GRP2S_one */ |
1749 | { |
1750 | { "rolQ" , { Ev, I1 } }, |
1751 | { "rorQ" , { Ev, I1 } }, |
1752 | { "rclQ" , { Ev, I1 } }, |
1753 | { "rcrQ" , { Ev, I1 } }, |
1754 | { "shlQ" , { Ev, I1 } }, |
1755 | { "shrQ" , { Ev, I1 } }, |
1756 | { "(bad)" , { XX } }, |
1757 | { "sarQ" , { Ev, I1 } }, |
1758 | }, |
1759 | /* GRP2b_cl */ |
1760 | { |
1761 | { "rolA" , { Eb, CL } }, |
1762 | { "rorA" , { Eb, CL } }, |
1763 | { "rclA" , { Eb, CL } }, |
1764 | { "rcrA" , { Eb, CL } }, |
1765 | { "shlA" , { Eb, CL } }, |
1766 | { "shrA" , { Eb, CL } }, |
1767 | { "(bad)" , { XX } }, |
1768 | { "sarA" , { Eb, CL } }, |
1769 | }, |
1770 | /* GRP2S_cl */ |
1771 | { |
1772 | { "rolQ" , { Ev, CL } }, |
1773 | { "rorQ" , { Ev, CL } }, |
1774 | { "rclQ" , { Ev, CL } }, |
1775 | { "rcrQ" , { Ev, CL } }, |
1776 | { "shlQ" , { Ev, CL } }, |
1777 | { "shrQ" , { Ev, CL } }, |
1778 | { "(bad)" , { XX } }, |
1779 | { "sarQ" , { Ev, CL } }, |
1780 | }, |
1781 | /* GRP3b */ |
1782 | { |
1783 | { "testA" , { Eb, Ib } }, |
1784 | { "(bad)" , { Eb } }, |
1785 | { "notA" , { Eb } }, |
1786 | { "negA" , { Eb } }, |
1787 | { "mulA" , { Eb } }, /* Don't print the implicit %al register, */ |
1788 | { "imulA" , { Eb } }, /* to distinguish these opcodes from other */ |
1789 | { "divA" , { Eb } }, /* mul/imul opcodes. Do the same for div */ |
1790 | { "idivA" , { Eb } }, /* and idiv for consistency. */ |
1791 | }, |
1792 | /* GRP3S */ |
1793 | { |
1794 | { "testQ" , { Ev, Iv } }, |
1795 | { "(bad)" , { XX } }, |
1796 | { "notQ" , { Ev } }, |
1797 | { "negQ" , { Ev } }, |
1798 | { "mulQ" , { Ev } }, /* Don't print the implicit register. */ |
1799 | { "imulQ" , { Ev } }, |
1800 | { "divQ" , { Ev } }, |
1801 | { "idivQ" , { Ev } }, |
1802 | }, |
1803 | /* GRP4 */ |
1804 | { |
1805 | { "incA" , { Eb } }, |
1806 | { "decA" , { Eb } }, |
1807 | { "(bad)" , { XX } }, |
1808 | { "(bad)" , { XX } }, |
1809 | { "(bad)" , { XX } }, |
1810 | { "(bad)" , { XX } }, |
1811 | { "(bad)" , { XX } }, |
1812 | { "(bad)" , { XX } }, |
1813 | }, |
1814 | /* GRP5 */ |
1815 | { |
1816 | { "incQ" , { Ev } }, |
1817 | { "decQ" , { Ev } }, |
1818 | { "callT" , { indirEv } }, |
1819 | { "JcallT" , { indirEp } }, |
1820 | { "jmpT" , { indirEv } }, |
1821 | { "JjmpT" , { indirEp } }, |
1822 | { "pushU" , { stackEv } }, |
1823 | { "(bad)" , { XX } }, |
1824 | }, |
1825 | /* GRP6 */ |
1826 | { |
1827 | { "sldtD" , { Sv } }, |
1828 | { "strD" , { Sv } }, |
1829 | { "lldt" , { Ew } }, |
1830 | { "ltr" , { Ew } }, |
1831 | { "verr" , { Ew } }, |
1832 | { "verw" , { Ew } }, |
1833 | { "(bad)" , { XX } }, |
1834 | { "(bad)" , { XX } }, |
1835 | }, |
1836 | /* GRP7 */ |
1837 | { |
1838 | { "sgdt{Q|IQ||}" , { { VMX_Fixup, 0 } } }, |
1839 | { "sidt{Q|IQ||}" , { { PNI_Fixup, 0 } } }, |
1840 | { "lgdt{Q|Q||}" , { M } }, |
1841 | { "lidt{Q|Q||}" , { { SVME_Fixup, 0 } } }, |
1842 | { "smswD" , { Sv } }, |
1843 | { "(bad)" , { XX } }, |
1844 | { "lmsw" , { Ew } }, |
1845 | { "invlpg" , { { INVLPG_Fixup, w_mode } } }, |
1846 | }, |
1847 | /* GRP8 */ |
1848 | { |
1849 | { "(bad)" , { XX } }, |
1850 | { "(bad)" , { XX } }, |
1851 | { "(bad)" , { XX } }, |
1852 | { "(bad)" , { XX } }, |
1853 | { "btQ" , { Ev, Ib } }, |
1854 | { "btsQ" , { Ev, Ib } }, |
1855 | { "btrQ" , { Ev, Ib } }, |
1856 | { "btcQ" , { Ev, Ib } }, |
1857 | }, |
1858 | /* GRP9 */ |
1859 | { |
1860 | { "(bad)" , { XX } }, |
1861 | { "cmpxchg8b" , { { CMPXCHG8B_Fixup, q_mode } } }, |
1862 | { "(bad)" , { XX } }, |
1863 | { "(bad)" , { XX } }, |
1864 | { "(bad)" , { XX } }, |
1865 | { "(bad)" , { XX } }, |
1866 | { "" , { VM } }, /* See OP_VMX. */ |
1867 | { "vmptrst" , { Mq } }, |
1868 | }, |
1869 | /* GRP11_C6 */ |
1870 | { |
1871 | { "movA" , { Eb, Ib } }, |
1872 | { "(bad)" , { XX } }, |
1873 | { "(bad)" , { XX } }, |
1874 | { "(bad)" , { XX } }, |
1875 | { "(bad)" , { XX } }, |
1876 | { "(bad)" , { XX } }, |
1877 | { "(bad)" , { XX } }, |
1878 | { "(bad)" , { XX } }, |
1879 | }, |
1880 | /* GRP11_C7 */ |
1881 | { |
1882 | { "movQ" , { Ev, Iv } }, |
1883 | { "(bad)" , { XX } }, |
1884 | { "(bad)" , { XX } }, |
1885 | { "(bad)" , { XX } }, |
1886 | { "(bad)" , { XX } }, |
1887 | { "(bad)" , { XX } }, |
1888 | { "(bad)" , { XX } }, |
1889 | { "(bad)" , { XX } }, |
1890 | }, |
1891 | /* GRP12 */ |
1892 | { |
1893 | { "(bad)" , { XX } }, |
1894 | { "(bad)" , { XX } }, |
1895 | { "psrlw" , { MS, Ib } }, |
1896 | { "(bad)" , { XX } }, |
1897 | { "psraw" , { MS, Ib } }, |
1898 | { "(bad)" , { XX } }, |
1899 | { "psllw" , { MS, Ib } }, |
1900 | { "(bad)" , { XX } }, |
1901 | }, |
1902 | /* GRP13 */ |
1903 | { |
1904 | { "(bad)" , { XX } }, |
1905 | { "(bad)" , { XX } }, |
1906 | { "psrld" , { MS, Ib } }, |
1907 | { "(bad)" , { XX } }, |
1908 | { "psrad" , { MS, Ib } }, |
1909 | { "(bad)" , { XX } }, |
1910 | { "pslld" , { MS, Ib } }, |
1911 | { "(bad)" , { XX } }, |
1912 | }, |
1913 | /* GRP14 */ |
1914 | { |
1915 | { "(bad)" , { XX } }, |
1916 | { "(bad)" , { XX } }, |
1917 | { "psrlq" , { MS, Ib } }, |
1918 | { "psrldq" , { MS, Ib } }, |
1919 | { "(bad)" , { XX } }, |
1920 | { "(bad)" , { XX } }, |
1921 | { "psllq" , { MS, Ib } }, |
1922 | { "pslldq" , { MS, Ib } }, |
1923 | }, |
1924 | /* GRP15 */ |
1925 | { |
1926 | { "fxsave" , { Ev } }, |
1927 | { "fxrstor" , { Ev } }, |
1928 | { "ldmxcsr" , { Ev } }, |
1929 | { "stmxcsr" , { Ev } }, |
1930 | { "(bad)" , { XX } }, |
1931 | { "lfence" , { { OP_0fae, 0 } } }, |
1932 | { "mfence" , { { OP_0fae, 0 } } }, |
1933 | { "clflush" , { { OP_0fae, 0 } } }, |
1934 | }, |
1935 | /* GRP16 */ |
1936 | { |
1937 | { "prefetchnta" , { Ev } }, |
1938 | { "prefetcht0" , { Ev } }, |
1939 | { "prefetcht1" , { Ev } }, |
1940 | { "prefetcht2" , { Ev } }, |
1941 | { "(bad)" , { XX } }, |
1942 | { "(bad)" , { XX } }, |
1943 | { "(bad)" , { XX } }, |
1944 | { "(bad)" , { XX } }, |
1945 | }, |
1946 | /* GRPAMD */ |
1947 | { |
1948 | { "prefetch" , { Eb } }, |
1949 | { "prefetchw" , { Eb } }, |
1950 | { "(bad)" , { XX } }, |
1951 | { "(bad)" , { XX } }, |
1952 | { "(bad)" , { XX } }, |
1953 | { "(bad)" , { XX } }, |
1954 | { "(bad)" , { XX } }, |
1955 | { "(bad)" , { XX } }, |
1956 | }, |
1957 | /* GRPPADLCK1 */ |
1958 | { |
1959 | { "xstore-rng" , { { OP_0f07, 0 } } }, |
1960 | { "xcrypt-ecb" , { { OP_0f07, 0 } } }, |
1961 | { "xcrypt-cbc" , { { OP_0f07, 0 } } }, |
1962 | { "xcrypt-ctr" , { { OP_0f07, 0 } } }, |
1963 | { "xcrypt-cfb" , { { OP_0f07, 0 } } }, |
1964 | { "xcrypt-ofb" , { { OP_0f07, 0 } } }, |
1965 | { "(bad)" , { { OP_0f07, 0 } } }, |
1966 | { "(bad)" , { { OP_0f07, 0 } } }, |
1967 | }, |
1968 | /* GRPPADLCK2 */ |
1969 | { |
1970 | { "montmul" , { { OP_0f07, 0 } } }, |
1971 | { "xsha1" , { { OP_0f07, 0 } } }, |
1972 | { "xsha256" , { { OP_0f07, 0 } } }, |
1973 | { "(bad)" , { { OP_0f07, 0 } } }, |
1974 | { "(bad)" , { { OP_0f07, 0 } } }, |
1975 | { "(bad)" , { { OP_0f07, 0 } } }, |
1976 | { "(bad)" , { { OP_0f07, 0 } } }, |
1977 | { "(bad)" , { { OP_0f07, 0 } } }, |
1978 | } |
1979 | }; |
1980 | |
1981 | static const struct dis386 prefix_user_table[][4] = { |
1982 | /* PREGRP0 */ |
1983 | { |
1984 | { "addps" , { XM, EXx } }, |
1985 | { "addss" , { XM, EXd } }, |
1986 | { "addpd" , { XM, EXx } }, |
1987 | { "addsd" , { XM, EXq } }, |
1988 | }, |
1989 | /* PREGRP1 */ |
1990 | { |
1991 | { "" , { XM, EXx, OPSIMD } }, /* See OP_SIMD_SUFFIX. */ |
1992 | { "" , { XM, EXx, OPSIMD } }, |
1993 | { "" , { XM, EXx, OPSIMD } }, |
1994 | { "" , { XM, EXx, OPSIMD } }, |
1995 | }, |
1996 | /* PREGRP2 */ |
1997 | { |
1998 | { "cvtpi2ps" , { XM, EMC } }, |
1999 | { "cvtsi2ssY" , { XM, Ev } }, |
2000 | { "cvtpi2pd" , { XM, EMC } }, |
2001 | { "cvtsi2sdY" , { XM, Ev } }, |
2002 | }, |
2003 | /* PREGRP3 */ |
2004 | { |
2005 | { "cvtps2pi" , { MXC, EXx } }, |
2006 | { "cvtss2siY" , { Gv, EXx } }, |
2007 | { "cvtpd2pi" , { MXC, EXx } }, |
2008 | { "cvtsd2siY" , { Gv, EXx } }, |
2009 | }, |
2010 | /* PREGRP4 */ |
2011 | { |
2012 | { "cvttps2pi" , { MXC, EXx } }, |
2013 | { "cvttss2siY" , { Gv, EXx } }, |
2014 | { "cvttpd2pi" , { MXC, EXx } }, |
2015 | { "cvttsd2siY" , { Gv, EXx } }, |
2016 | }, |
2017 | /* PREGRP5 */ |
2018 | { |
2019 | { "divps" , { XM, EXx } }, |
2020 | { "divss" , { XM, EXx } }, |
2021 | { "divpd" , { XM, EXx } }, |
2022 | { "divsd" , { XM, EXx } }, |
2023 | }, |
2024 | /* PREGRP6 */ |
2025 | { |
2026 | { "maxps" , { XM, EXx } }, |
2027 | { "maxss" , { XM, EXx } }, |
2028 | { "maxpd" , { XM, EXx } }, |
2029 | { "maxsd" , { XM, EXx } }, |
2030 | }, |
2031 | /* PREGRP7 */ |
2032 | { |
2033 | { "minps" , { XM, EXx } }, |
2034 | { "minss" , { XM, EXx } }, |
2035 | { "minpd" , { XM, EXx } }, |
2036 | { "minsd" , { XM, EXx } }, |
2037 | }, |
2038 | /* PREGRP8 */ |
2039 | { |
2040 | { "movups" , { XM, EXx } }, |
2041 | { "movss" , { XM, EXx } }, |
2042 | { "movupd" , { XM, EXx } }, |
2043 | { "movsd" , { XM, EXx } }, |
2044 | }, |
2045 | /* PREGRP9 */ |
2046 | { |
2047 | { "movups" , { EXx, XM } }, |
2048 | { "movss" , { EXx, XM } }, |
2049 | { "movupd" , { EXx, XM } }, |
2050 | { "movsd" , { EXx, XM } }, |
2051 | }, |
2052 | /* PREGRP10 */ |
2053 | { |
2054 | { "mulps" , { XM, EXx } }, |
2055 | { "mulss" , { XM, EXx } }, |
2056 | { "mulpd" , { XM, EXx } }, |
2057 | { "mulsd" , { XM, EXx } }, |
2058 | }, |
2059 | /* PREGRP11 */ |
2060 | { |
2061 | { "rcpps" , { XM, EXx } }, |
2062 | { "rcpss" , { XM, EXx } }, |
2063 | { "(bad)" , { XM, EXx } }, |
2064 | { "(bad)" , { XM, EXx } }, |
2065 | }, |
2066 | /* PREGRP12 */ |
2067 | { |
2068 | { "rsqrtps" ,{ XM, EXx } }, |
2069 | { "rsqrtss" ,{ XM, EXx } }, |
2070 | { "(bad)" , { XM, EXx } }, |
2071 | { "(bad)" , { XM, EXx } }, |
2072 | }, |
2073 | /* PREGRP13 */ |
2074 | { |
2075 | { "sqrtps" , { XM, EXx } }, |
2076 | { "sqrtss" , { XM, EXx } }, |
2077 | { "sqrtpd" , { XM, EXx } }, |
2078 | { "sqrtsd" , { XM, EXx } }, |
2079 | }, |
2080 | /* PREGRP14 */ |
2081 | { |
2082 | { "subps" , { XM, EXx } }, |
2083 | { "subss" , { XM, EXx } }, |
2084 | { "subpd" , { XM, EXx } }, |
2085 | { "subsd" , { XM, EXx } }, |
2086 | }, |
2087 | /* PREGRP15 */ |
2088 | { |
2089 | { "(bad)" , { XM, EXx } }, |
2090 | { "cvtdq2pd" , { XM, EXq } }, |
2091 | { "cvttpd2dq" , { XM, EXx } }, |
2092 | { "cvtpd2dq" , { XM, EXx } }, |
2093 | }, |
2094 | /* PREGRP16 */ |
2095 | { |
2096 | { "cvtdq2ps" , { XM, EXx } }, |
2097 | { "cvttps2dq" , { XM, EXx } }, |
2098 | { "cvtps2dq" , { XM, EXx } }, |
2099 | { "(bad)" , { XM, EXx } }, |
2100 | }, |
2101 | /* PREGRP17 */ |
2102 | { |
2103 | { "cvtps2pd" , { XM, EXq } }, |
2104 | { "cvtss2sd" , { XM, EXx } }, |
2105 | { "cvtpd2ps" , { XM, EXx } }, |
2106 | { "cvtsd2ss" , { XM, EXx } }, |
2107 | }, |
2108 | /* PREGRP18 */ |
2109 | { |
2110 | { "maskmovq" , { MX, MS } }, |
2111 | { "(bad)" , { XM, EXx } }, |
2112 | { "maskmovdqu" , { XM, XS } }, |
2113 | { "(bad)" , { XM, EXx } }, |
2114 | }, |
2115 | /* PREGRP19 */ |
2116 | { |
2117 | { "movq" , { MX, EM } }, |
2118 | { "movdqu" , { XM, EXx } }, |
2119 | { "movdqa" , { XM, EXx } }, |
2120 | { "(bad)" , { XM, EXx } }, |
2121 | }, |
2122 | /* PREGRP20 */ |
2123 | { |
2124 | { "movq" , { EM, MX } }, |
2125 | { "movdqu" , { EXx, XM } }, |
2126 | { "movdqa" , { EXx, XM } }, |
2127 | { "(bad)" , { EXx, XM } }, |
2128 | }, |
2129 | /* PREGRP21 */ |
2130 | { |
2131 | { "(bad)" , { EXx, XM } }, |
2132 | { "movq2dq" ,{ XM, MS } }, |
2133 | { "movq" , { EXx, XM } }, |
2134 | { "movdq2q" ,{ MX, XS } }, |
2135 | }, |
2136 | /* PREGRP22 */ |
2137 | { |
2138 | { "pshufw" , { MX, EM, Ib } }, |
2139 | { "pshufhw" ,{ XM, EXx, Ib } }, |
2140 | { "pshufd" , { XM, EXx, Ib } }, |
2141 | { "pshuflw" ,{ XM, EXx, Ib } }, |
2142 | }, |
2143 | /* PREGRP23 */ |
2144 | { |
2145 | { "movd" , { Edq, MX } }, |
2146 | { "movq" , { XM, EXx } }, |
2147 | { "movd" , { Edq, XM } }, |
2148 | { "(bad)" , { Ed, XM } }, |
2149 | }, |
2150 | /* PREGRP24 */ |
2151 | { |
2152 | { "(bad)" , { MX, EXx } }, |
2153 | { "(bad)" , { XM, EXx } }, |
2154 | { "punpckhqdq" , { XM, EXx } }, |
2155 | { "(bad)" , { XM, EXx } }, |
2156 | }, |
2157 | /* PREGRP25 */ |
2158 | { |
2159 | { "movntq" , { EM, MX } }, |
2160 | { "(bad)" , { EM, XM } }, |
2161 | { "movntdq" ,{ EM, XM } }, |
2162 | { "(bad)" , { EM, XM } }, |
2163 | }, |
2164 | /* PREGRP26 */ |
2165 | { |
2166 | { "(bad)" , { MX, EXx } }, |
2167 | { "(bad)" , { XM, EXx } }, |
2168 | { "punpcklqdq" , { XM, EXx } }, |
2169 | { "(bad)" , { XM, EXx } }, |
2170 | }, |
2171 | /* PREGRP27 */ |
2172 | { |
2173 | { "(bad)" , { MX, EXx } }, |
2174 | { "(bad)" , { XM, EXx } }, |
2175 | { "addsubpd" , { XM, EXx } }, |
2176 | { "addsubps" , { XM, EXx } }, |
2177 | }, |
2178 | /* PREGRP28 */ |
2179 | { |
2180 | { "(bad)" , { MX, EXx } }, |
2181 | { "(bad)" , { XM, EXx } }, |
2182 | { "haddpd" , { XM, EXx } }, |
2183 | { "haddps" , { XM, EXx } }, |
2184 | }, |
2185 | /* PREGRP29 */ |
2186 | { |
2187 | { "(bad)" , { MX, EXx } }, |
2188 | { "(bad)" , { XM, EXx } }, |
2189 | { "hsubpd" , { XM, EXx } }, |
2190 | { "hsubps" , { XM, EXx } }, |
2191 | }, |
2192 | /* PREGRP30 */ |
2193 | { |
2194 | { "movlpX" , { XM, EXq, { SIMD_Fixup, 'h' } } }, /* really only 2 operands */ |
2195 | { "movsldup" , { XM, EXx } }, |
2196 | { "movlpd" , { XM, EXq } }, |
2197 | { "movddup" , { XM, EXq } }, |
2198 | }, |
2199 | /* PREGRP31 */ |
2200 | { |
2201 | { "movhpX" , { XM, EXq, { SIMD_Fixup, 'l' } } }, |
2202 | { "movshdup" , { XM, EXx } }, |
2203 | { "movhpd" , { XM, EXq } }, |
2204 | { "(bad)" , { XM, EXq } }, |
2205 | }, |
2206 | /* PREGRP32 */ |
2207 | { |
2208 | { "(bad)" , { XM, EXx } }, |
2209 | { "(bad)" , { XM, EXx } }, |
2210 | { "(bad)" , { XM, EXx } }, |
2211 | { "lddqu" , { XM, M } }, |
2212 | }, |
2213 | /* PREGRP33 */ |
2214 | { |
2215 | {"movntps" , { Ev, XM } }, |
2216 | {"movntss" , { Ev, XM } }, |
2217 | {"movntpd" , { Ev, XM } }, |
2218 | {"movntsd" , { Ev, XM } }, |
2219 | }, |
2220 | |
2221 | /* PREGRP34 */ |
2222 | { |
2223 | {"vmread" , { Em, Gm } }, |
2224 | {"(bad)" , { XX } }, |
2225 | {"extrq" , { XS, Ib, Ib } }, |
2226 | {"insertq" , { XM, XS, Ib, Ib } }, |
2227 | }, |
2228 | |
2229 | /* PREGRP35 */ |
2230 | { |
2231 | {"vmwrite" , { Gm, Em } }, |
2232 | {"(bad)" , { XX } }, |
2233 | {"extrq" , { XM, XS } }, |
2234 | {"insertq" , { XM, XS } }, |
2235 | }, |
2236 | |
2237 | /* PREGRP36 */ |
2238 | { |
2239 | { "bsrS" , { Gv, Ev } }, |
2240 | { "lzcntS" , { Gv, Ev } }, |
2241 | { "bsrS" , { Gv, Ev } }, |
2242 | { "(bad)" , { XX } }, |
2243 | }, |
2244 | |
2245 | /* PREGRP37 */ |
2246 | { |
2247 | { "(bad)" , { XX } }, |
2248 | { "popcntS" , { Gv, Ev } }, |
2249 | { "(bad)" , { XX } }, |
2250 | { "(bad)" , { XX } }, |
2251 | }, |
2252 | |
2253 | /* PREGRP38 */ |
2254 | { |
2255 | { "xchgS" , { { NOP_Fixup1, eAX_reg }, { NOP_Fixup2, eAX_reg } } }, |
2256 | { "pause" , { XX } }, |
2257 | { "xchgS" , { { NOP_Fixup1, eAX_reg }, { NOP_Fixup2, eAX_reg } } }, |
2258 | { "(bad)" , { XX } }, |
2259 | }, |
2260 | |
2261 | /* PREGRP39 */ |
2262 | { |
2263 | { "(bad)" , { XX } }, |
2264 | { "(bad)" , { XX } }, |
2265 | { "pblendvb" , {XM, EXx, XMM0 } }, |
2266 | { "(bad)" , { XX } }, |
2267 | }, |
2268 | |
2269 | /* PREGRP40 */ |
2270 | { |
2271 | { "(bad)" , { XX } }, |
2272 | { "(bad)" , { XX } }, |
2273 | { "blendvps" , {XM, EXx, XMM0 } }, |
2274 | { "(bad)" , { XX } }, |
2275 | }, |
2276 | |
2277 | /* PREGRP41 */ |
2278 | { |
2279 | { "(bad)" , { XX } }, |
2280 | { "(bad)" , { XX } }, |
2281 | { "blendvpd" , { XM, EXx, XMM0 } }, |
2282 | { "(bad)" , { XX } }, |
2283 | }, |
2284 | |
2285 | /* PREGRP42 */ |
2286 | { |
2287 | { "(bad)" , { XX } }, |
2288 | { "(bad)" , { XX } }, |
2289 | { "ptest" , { XM, EXx } }, |
2290 | { "(bad)" , { XX } }, |
2291 | }, |
2292 | |
2293 | /* PREGRP43 */ |
2294 | { |
2295 | { "(bad)" , { XX } }, |
2296 | { "(bad)" , { XX } }, |
2297 | { "pmovsxbw" , { XM, EXx } }, |
2298 | { "(bad)" , { XX } }, |
2299 | }, |
2300 | |
2301 | /* PREGRP44 */ |
2302 | { |
2303 | { "(bad)" , { XX } }, |
2304 | { "(bad)" , { XX } }, |
2305 | { "pmovsxbd" , { XM, EXx } }, |
2306 | { "(bad)" , { XX } }, |
2307 | }, |
2308 | |
2309 | /* PREGRP45 */ |
2310 | { |
2311 | { "(bad)" , { XX } }, |
2312 | { "(bad)" , { XX } }, |
2313 | { "pmovsxbq" , { XM, EXx } }, |
2314 | { "(bad)" , { XX } }, |
2315 | }, |
2316 | |
2317 | /* PREGRP46 */ |
2318 | { |
2319 | { "(bad)" , { XX } }, |
2320 | { "(bad)" , { XX } }, |
2321 | { "pmovsxwd" , { XM, EXx } }, |
2322 | { "(bad)" , { XX } }, |
2323 | }, |
2324 | |
2325 | /* PREGRP47 */ |
2326 | { |
2327 | { "(bad)" , { XX } }, |
2328 | { "(bad)" , { XX } }, |
2329 | { "pmovsxwq" , { XM, EXx } }, |
2330 | { "(bad)" , { XX } }, |
2331 | }, |
2332 | |
2333 | /* PREGRP48 */ |
2334 | { |
2335 | { "(bad)" , { XX } }, |
2336 | { "(bad)" , { XX } }, |
2337 | { "pmovsxdq" , { XM, EXx } }, |
2338 | { "(bad)" , { XX } }, |
2339 | }, |
2340 | |
2341 | /* PREGRP49 */ |
2342 | { |
2343 | { "(bad)" , { XX } }, |
2344 | { "(bad)" , { XX } }, |
2345 | { "pmuldq" , { XM, EXx } }, |
2346 | { "(bad)" , { XX } }, |
2347 | }, |
2348 | |
2349 | /* PREGRP50 */ |
2350 | { |
2351 | { "(bad)" , { XX } }, |
2352 | { "(bad)" , { XX } }, |
2353 | { "pcmpeqq" , { XM, EXx } }, |
2354 | { "(bad)" , { XX } }, |
2355 | }, |
2356 | |
2357 | /* PREGRP51 */ |
2358 | { |
2359 | { "(bad)" , { XX } }, |
2360 | { "(bad)" , { XX } }, |
2361 | { "movntdqa" , { XM, EM } }, |
2362 | { "(bad)" , { XX } }, |
2363 | }, |
2364 | |
2365 | /* PREGRP52 */ |
2366 | { |
2367 | { "(bad)" , { XX } }, |
2368 | { "(bad)" , { XX } }, |
2369 | { "packusdw" , { XM, EXx } }, |
2370 | { "(bad)" , { XX } }, |
2371 | }, |
2372 | |
2373 | /* PREGRP53 */ |
2374 | { |
2375 | { "(bad)" , { XX } }, |
2376 | { "(bad)" , { XX } }, |
2377 | { "pmovzxbw" , { XM, EXx } }, |
2378 | { "(bad)" , { XX } }, |
2379 | }, |
2380 | |
2381 | /* PREGRP54 */ |
2382 | { |
2383 | { "(bad)" , { XX } }, |
2384 | { "(bad)" , { XX } }, |
2385 | { "pmovzxbd" , { XM, EXx } }, |
2386 | { "(bad)" , { XX } }, |
2387 | }, |
2388 | |
2389 | /* PREGRP55 */ |
2390 | { |
2391 | { "(bad)" , { XX } }, |
2392 | { "(bad)" , { XX } }, |
2393 | { "pmovzxbq" , { XM, EXx } }, |
2394 | { "(bad)" , { XX } }, |
2395 | }, |
2396 | |
2397 | /* PREGRP56 */ |
2398 | { |
2399 | { "(bad)" , { XX } }, |
2400 | { "(bad)" , { XX } }, |
2401 | { "pmovzxwd" , { XM, EXx } }, |
2402 | { "(bad)" , { XX } }, |
2403 | }, |
2404 | |
2405 | /* PREGRP57 */ |
2406 | { |
2407 | { "(bad)" , { XX } }, |
2408 | { "(bad)" , { XX } }, |
2409 | { "pmovzxwq" , { XM, EXx } }, |
2410 | { "(bad)" , { XX } }, |
2411 | }, |
2412 | |
2413 | /* PREGRP58 */ |
2414 | { |
2415 | { "(bad)" , { XX } }, |
2416 | { "(bad)" , { XX } }, |
2417 | { "pmovzxdq" , { XM, EXx } }, |
2418 | { "(bad)" , { XX } }, |
2419 | }, |
2420 | |
2421 | /* PREGRP59 */ |
2422 | { |
2423 | { "(bad)" , { XX } }, |
2424 | { "(bad)" , { XX } }, |
2425 | { "pminsb" , { XM, EXx } }, |
2426 | { "(bad)" , { XX } }, |
2427 | }, |
2428 | |
2429 | /* PREGRP60 */ |
2430 | { |
2431 | { "(bad)" , { XX } }, |
2432 | { "(bad)" , { XX } }, |
2433 | { "pminsd" , { XM, EXx } }, |
2434 | { "(bad)" , { XX } }, |
2435 | }, |
2436 | |
2437 | /* PREGRP61 */ |
2438 | { |
2439 | { "(bad)" , { XX } }, |
2440 | { "(bad)" , { XX } }, |
2441 | { "pminuw" , { XM, EXx } }, |
2442 | { "(bad)" , { XX } }, |
2443 | }, |
2444 | |
2445 | /* PREGRP62 */ |
2446 | { |
2447 | { "(bad)" , { XX } }, |
2448 | { "(bad)" , { XX } }, |
2449 | { "pminud" , { XM, EXx } }, |
2450 | { "(bad)" , { XX } }, |
2451 | }, |
2452 | |
2453 | /* PREGRP63 */ |
2454 | { |
2455 | { "(bad)" , { XX } }, |
2456 | { "(bad)" , { XX } }, |
2457 | { "pmaxsb" , { XM, EXx } }, |
2458 | { "(bad)" , { XX } }, |
2459 | }, |
2460 | |
2461 | /* PREGRP64 */ |
2462 | { |
2463 | { "(bad)" , { XX } }, |
2464 | { "(bad)" , { XX } }, |
2465 | { "pmaxsd" , { XM, EXx } }, |
2466 | { "(bad)" , { XX } }, |
2467 | }, |
2468 | |
2469 | /* PREGRP65 */ |
2470 | { |
2471 | { "(bad)" , { XX } }, |
2472 | { "(bad)" , { XX } }, |
2473 | { "pmaxuw" , { XM, EXx } }, |
2474 | { "(bad)" , { XX } }, |
2475 | }, |
2476 | |
2477 | /* PREGRP66 */ |
2478 | { |
2479 | { "(bad)" , { XX } }, |
2480 | { "(bad)" , { XX } }, |
2481 | { "pmaxud" , { XM, EXx } }, |
2482 | { "(bad)" , { XX } }, |
2483 | }, |
2484 | |
2485 | /* PREGRP67 */ |
2486 | { |
2487 | { "(bad)" , { XX } }, |
2488 | { "(bad)" , { XX } }, |
2489 | { "pmulld" , { XM, EXx } }, |
2490 | { "(bad)" , { XX } }, |
2491 | }, |
2492 | |
2493 | /* PREGRP68 */ |
2494 | { |
2495 | { "(bad)" , { XX } }, |
2496 | { "(bad)" , { XX } }, |
2497 | { "phminposuw" , { XM, EXx } }, |
2498 | { "(bad)" , { XX } }, |
2499 | }, |
2500 | |
2501 | /* PREGRP69 */ |
2502 | { |
2503 | { "(bad)" , { XX } }, |
2504 | { "(bad)" , { XX } }, |
2505 | { "roundps" , { XM, EXx, Ib } }, |
2506 | { "(bad)" , { XX } }, |
2507 | }, |
2508 | |
2509 | /* PREGRP70 */ |
2510 | { |
2511 | { "(bad)" , { XX } }, |
2512 | { "(bad)" , { XX } }, |
2513 | { "roundpd" , { XM, EXx, Ib } }, |
2514 | { "(bad)" , { XX } }, |
2515 | }, |
2516 | |
2517 | /* PREGRP71 */ |
2518 | { |
2519 | { "(bad)" , { XX } }, |
2520 | { "(bad)" , { XX } }, |
2521 | { "roundss" , { XM, EXx, Ib } }, |
2522 | { "(bad)" , { XX } }, |
2523 | }, |
2524 | |
2525 | /* PREGRP72 */ |
2526 | { |
2527 | { "(bad)" , { XX } }, |
2528 | { "(bad)" , { XX } }, |
2529 | { "roundsd" , { XM, EXx, Ib } }, |
2530 | { "(bad)" , { XX } }, |
2531 | }, |
2532 | |
2533 | /* PREGRP73 */ |
2534 | { |
2535 | { "(bad)" , { XX } }, |
2536 | { "(bad)" , { XX } }, |
2537 | { "blendps" , { XM, EXx, Ib } }, |
2538 | { "(bad)" , { XX } }, |
2539 | }, |
2540 | |
2541 | /* PREGRP74 */ |
2542 | { |
2543 | { "(bad)" , { XX } }, |
2544 | { "(bad)" , { XX } }, |
2545 | { "blendpd" , { XM, EXx, Ib } }, |
2546 | { "(bad)" , { XX } }, |
2547 | }, |
2548 | |
2549 | /* PREGRP75 */ |
2550 | { |
2551 | { "(bad)" , { XX } }, |
2552 | { "(bad)" , { XX } }, |
2553 | { "pblendw" , { XM, EXx, Ib } }, |
2554 | { "(bad)" , { XX } }, |
2555 | }, |
2556 | |
2557 | /* PREGRP76 */ |
2558 | { |
2559 | { "(bad)" , { XX } }, |
2560 | { "(bad)" , { XX } }, |
2561 | { "pextrb" , { Edqb, XM, Ib } }, |
2562 | { "(bad)" , { XX } }, |
2563 | }, |
2564 | |
2565 | /* PREGRP77 */ |
2566 | { |
2567 | { "(bad)" , { XX } }, |
2568 | { "(bad)" , { XX } }, |
2569 | { "pextrw" , { Edqw, XM, Ib } }, |
2570 | { "(bad)" , { XX } }, |
2571 | }, |
2572 | |
2573 | /* PREGRP78 */ |
2574 | { |
2575 | { "(bad)" , { XX } }, |
2576 | { "(bad)" , { XX } }, |
2577 | { "pextrK" , { Edq, XM, Ib } }, |
2578 | { "(bad)" , { XX } }, |
2579 | }, |
2580 | |
2581 | /* PREGRP79 */ |
2582 | { |
2583 | { "(bad)" , { XX } }, |
2584 | { "(bad)" , { XX } }, |
2585 | { "extractps" , { Edqd, XM, Ib } }, |
2586 | { "(bad)" , { XX } }, |
2587 | }, |
2588 | |
2589 | /* PREGRP80 */ |
2590 | { |
2591 | { "(bad)" , { XX } }, |
2592 | { "(bad)" , { XX } }, |
2593 | { "pinsrb" , { XM, Edqb, Ib } }, |
2594 | { "(bad)" , { XX } }, |
2595 | }, |
2596 | |
2597 | /* PREGRP81 */ |
2598 | { |
2599 | { "(bad)" , { XX } }, |
2600 | { "(bad)" , { XX } }, |
2601 | { "insertps" , { XM, EXx, Ib } }, |
2602 | { "(bad)" , { XX } }, |
2603 | }, |
2604 | |
2605 | /* PREGRP82 */ |
2606 | { |
2607 | { "(bad)" , { XX } }, |
2608 | { "(bad)" , { XX } }, |
2609 | { "pinsrK" , { XM, Edq, Ib } }, |
2610 | { "(bad)" , { XX } }, |
2611 | }, |
2612 | |
2613 | /* PREGRP83 */ |
2614 | { |
2615 | { "(bad)" , { XX } }, |
2616 | { "(bad)" , { XX } }, |
2617 | { "dpps" , { XM, EXx, Ib } }, |
2618 | { "(bad)" , { XX } }, |
2619 | }, |
2620 | |
2621 | /* PREGRP84 */ |
2622 | { |
2623 | { "(bad)" , { XX } }, |
2624 | { "(bad)" , { XX } }, |
2625 | { "dppd" , { XM, EXx, Ib } }, |
2626 | { "(bad)" , { XX } }, |
2627 | }, |
2628 | |
2629 | /* PREGRP85 */ |
2630 | { |
2631 | { "(bad)" , { XX } }, |
2632 | { "(bad)" , { XX } }, |
2633 | { "mpsadbw" , { XM, EXx, Ib } }, |
2634 | { "(bad)" , { XX } }, |
2635 | }, |
2636 | |
2637 | /* PREGRP86 */ |
2638 | { |
2639 | { "(bad)" , { XX } }, |
2640 | { "(bad)" , { XX } }, |
2641 | { "pcmpgtq" , { XM, EXx } }, |
2642 | { "(bad)" , { XX } }, |
2643 | }, |
2644 | |
2645 | /* PREGRP87 */ |
2646 | { |
2647 | { "movbe" , { Gv, Ev } }, |
2648 | { "(bad)" , { XX } }, |
2649 | { "movbe" , { Gv, Ev } }, |
2650 | { "crc32" , { Gdq, { CRC32_Fixup, b_mode } } }, |
2651 | }, |
2652 | |
2653 | /* PREGRP88 */ |
2654 | { |
2655 | { "movbe" , { Ev, Gv } }, |
2656 | { "(bad)" , { XX } }, |
2657 | { "movbe" , { Ev, Gv } }, |
2658 | { "crc32" , { Gdq, { CRC32_Fixup, v_mode } } }, |
2659 | }, |
2660 | |
2661 | /* PREGRP89 */ |
2662 | { |
2663 | { "(bad)" , { XX } }, |
2664 | { "(bad)" , { XX } }, |
2665 | { "pcmpestrm" , { XM, EXx, Ib } }, |
2666 | { "(bad)" , { XX } }, |
2667 | }, |
2668 | |
2669 | /* PREGRP90 */ |
2670 | { |
2671 | { "(bad)" , { XX } }, |
2672 | { "(bad)" , { XX } }, |
2673 | { "pcmpestri" , { XM, EXx, Ib } }, |
2674 | { "(bad)" , { XX } }, |
2675 | }, |
2676 | |
2677 | /* PREGRP91 */ |
2678 | { |
2679 | { "(bad)" , { XX } }, |
2680 | { "(bad)" , { XX } }, |
2681 | { "pcmpistrm" , { XM, EXx, Ib } }, |
2682 | { "(bad)" , { XX } }, |
2683 | }, |
2684 | |
2685 | /* PREGRP92 */ |
2686 | { |
2687 | { "(bad)" , { XX } }, |
2688 | { "(bad)" , { XX } }, |
2689 | { "pcmpistri" , { XM, EXx, Ib } }, |
2690 | { "(bad)" , { XX } }, |
2691 | }, |
2692 | |
2693 | /* PREGRP93 */ |
2694 | { |
2695 | { "ucomiss" ,{ XM, EXd } }, |
2696 | { "(bad)" , { XX } }, |
2697 | { "ucomisd" ,{ XM, EXq } }, |
2698 | { "(bad)" , { XX } }, |
2699 | }, |
2700 | |
2701 | /* PREGRP94 */ |
2702 | { |
2703 | { "comiss" , { XM, EXd } }, |
2704 | { "(bad)" , { XX } }, |
2705 | { "comisd" , { XM, EXq } }, |
2706 | { "(bad)" , { XX } }, |
2707 | }, |
2708 | |
2709 | /* PREGRP95 */ |
2710 | { |
2711 | { "punpcklbw" ,{ MX, EMd } }, |
2712 | { "(bad)" , { XX } }, |
2713 | { "punpcklbw" ,{ MX, EMq } }, |
2714 | { "(bad)" , { XX } }, |
2715 | }, |
2716 | |
2717 | /* PREGRP96 */ |
2718 | { |
2719 | { "punpcklwd" ,{ MX, EMd } }, |
2720 | { "(bad)" , { XX } }, |
2721 | { "punpcklwd" ,{ MX, EMq } }, |
2722 | { "(bad)" , { XX } }, |
2723 | }, |
2724 | |
2725 | /* PREGRP97 */ |
2726 | { |
2727 | { "punpckldq" ,{ MX, EMd } }, |
2728 | { "(bad)" , { XX } }, |
2729 | { "punpckldq" ,{ MX, EMq } }, |
2730 | { "(bad)" , { XX } }, |
2731 | }, |
2732 | |
2733 | /* PREGRP98 */ |
2734 | { |
2735 | { "(bad)" , { XX } }, |
2736 | { "(bad)" , { XX } }, |
2737 | { "pclmulqdq" , { XM, EXx, Ib } }, |
2738 | { "(bad)" , { XX } }, |
2739 | }, |
2740 | |
2741 | /* PREGRP99 */ |
2742 | { |
2743 | { "(bad)" , { XX } }, |
2744 | { "(bad)" , { XX } }, |
2745 | { "aesimc" , { XM, EXx } }, |
2746 | { "(bad)" , { XX } }, |
2747 | }, |
2748 | |
2749 | /* PREGRP100 */ |
2750 | { |
2751 | { "(bad)" , { XX } }, |
2752 | { "(bad)" , { XX } }, |
2753 | { "aesenc" , { XM, EXx } }, |
2754 | { "(bad)" , { XX } }, |
2755 | }, |
2756 | |
2757 | /* PREGRP101 */ |
2758 | { |
2759 | { "(bad)" , { XX } }, |
2760 | { "(bad)" , { XX } }, |
2761 | { "aesenclast" , { XM, EXx } }, |
2762 | { "(bad)" , { XX } }, |
2763 | }, |
2764 | |
2765 | /* PREGRP102 */ |
2766 | { |
2767 | { "(bad)" , { XX } }, |
2768 | { "(bad)" , { XX } }, |
2769 | { "aesdec" , { XM, EXx } }, |
2770 | { "(bad)" , { XX } }, |
2771 | }, |
2772 | |
2773 | /* PREGRP103 */ |
2774 | { |
2775 | { "(bad)" , { XX } }, |
2776 | { "(bad)" , { XX } }, |
2777 | { "aesdeclast" , { XM, EXx } }, |
2778 | { "(bad)" , { XX } }, |
2779 | }, |
2780 | |
2781 | /* PREGRP104 */ |
2782 | { |
2783 | { "(bad)" , { XX } }, |
2784 | { "(bad)" , { XX } }, |
2785 | { "aeskeygenassist" , { XM, EXx, Ib } }, |
2786 | { "(bad)" , { XX } }, |
2787 | }, |
2788 | |
2789 | /* PREGRP105 */ |
2790 | { |
2791 | { "andnS" , { Gv, Bv, Ev } }, |
2792 | { "(bad)" , { XX } }, |
2793 | { "(bad)" , { XX } }, |
2794 | { "(bad)" , { XX } }, |
2795 | }, |
2796 | |
2797 | /* PREGRP106 */ |
2798 | { |
2799 | { "bextrS" , { Gv, Ev, Bv } }, |
2800 | { "sarxS" , { Gv, Ev, Bv } }, |
2801 | { "shlxS" , { Gv, Ev, Bv } }, |
2802 | { "shrxS" , { Gv, Ev, Bv } }, |
2803 | }, |
2804 | |
2805 | /* PREGRP107 */ |
2806 | { |
2807 | { "bsfS" , { Gv, Ev } }, |
2808 | { "tzcntS" , { Gv, Ev } }, |
2809 | { "bsfS" , { Gv, Ev } }, |
2810 | { "(bad)" , { XX } }, |
2811 | }, |
2812 | |
2813 | /* PREGRP108 */ |
2814 | { |
2815 | { "bzhi" , { Gv, Ev, Bv } }, |
2816 | { "pext" , { Gv, Bv, Ev } }, |
2817 | { "(bad)" , { XX } }, |
2818 | { "pdep" , { Gv, Bv, Ev } }, |
2819 | }, |
2820 | |
2821 | /* PREGRP109 */ |
2822 | { |
2823 | { "(bad)" , { XX } }, |
2824 | { "(bad)" , { XX } }, |
2825 | { "(bad)" , { XX } }, |
2826 | { "rorx" , { Gv, Ev, Ib } }, |
2827 | }, |
2828 | }; |
2829 | |
2830 | static const struct dis386 x86_64_table[][2] = { |
2831 | { |
2832 | { "pusha{P|}" , { XX } }, |
2833 | { "(bad)" , { XX } }, |
2834 | }, |
2835 | { |
2836 | { "popa{P|}" , { XX } }, |
2837 | { "(bad)" , { XX } }, |
2838 | }, |
2839 | { |
2840 | { "bound{S|}" , { Gv, Ma } }, |
2841 | { "(bad)" , { XX } }, |
2842 | }, |
2843 | { |
2844 | { "arpl" , { Ew, Gw } }, |
2845 | { "movs{||lq|xd}" , { Gv, Ed } }, |
2846 | }, |
2847 | }; |
2848 | |
2849 | static const struct dis386 three_byte_table[][256] = { |
2850 | /* THREE_BYTE_0 */ |
2851 | { |
2852 | /* 00 */ |
2853 | { "pshufb" , { MX, EM } }, |
2854 | { "phaddw" , { MX, EM } }, |
2855 | { "phaddd" , { MX, EM } }, |
2856 | { "phaddsw" , { MX, EM } }, |
2857 | { "pmaddubsw" , { MX, EM } }, |
2858 | { "phsubw" , { MX, EM } }, |
2859 | { "phsubd" , { MX, EM } }, |
2860 | { "phsubsw" , { MX, EM } }, |
2861 | /* 08 */ |
2862 | { "psignb" , { MX, EM } }, |
2863 | { "psignw" , { MX, EM } }, |
2864 | { "psignd" , { MX, EM } }, |
2865 | { "pmulhrsw" , { MX, EM } }, |
2866 | { "(bad)" , { XX } }, |
2867 | { "(bad)" , { XX } }, |
2868 | { "(bad)" , { XX } }, |
2869 | { "(bad)" , { XX } }, |
2870 | /* 10 */ |
2871 | { PREGRP39 }, |
2872 | { "(bad)" , { XX } }, |
2873 | { "(bad)" , { XX } }, |
2874 | { "(bad)" , { XX } }, |
2875 | { PREGRP40 }, |
2876 | { PREGRP41 }, |
2877 | { "(bad)" , { XX } }, |
2878 | { PREGRP42 }, |
2879 | /* 18 */ |
2880 | { "(bad)" , { XX } }, |
2881 | { "(bad)" , { XX } }, |
2882 | { "(bad)" , { XX } }, |
2883 | { "(bad)" , { XX } }, |
2884 | { "pabsb" , { MX, EM } }, |
2885 | { "pabsw" , { MX, EM } }, |
2886 | { "pabsd" , { MX, EM } }, |
2887 | { "(bad)" , { XX } }, |
2888 | /* 20 */ |
2889 | { PREGRP43 }, |
2890 | { PREGRP44 }, |
2891 | { PREGRP45 }, |
2892 | { PREGRP46 }, |
2893 | { PREGRP47 }, |
2894 | { PREGRP48 }, |
2895 | { "(bad)" , { XX } }, |
2896 | { "(bad)" , { XX } }, |
2897 | /* 28 */ |
2898 | { PREGRP49 }, |
2899 | { PREGRP50 }, |
2900 | { PREGRP51 }, |
2901 | { PREGRP52 }, |
2902 | { "(bad)" , { XX } }, |
2903 | { "(bad)" , { XX } }, |
2904 | { "(bad)" , { XX } }, |
2905 | { "(bad)" , { XX } }, |
2906 | /* 30 */ |
2907 | { PREGRP53 }, |
2908 | { PREGRP54 }, |
2909 | { PREGRP55 }, |
2910 | { PREGRP56 }, |
2911 | { PREGRP57 }, |
2912 | { PREGRP58 }, |
2913 | { "(bad)" , { XX } }, |
2914 | { PREGRP86 }, |
2915 | /* 38 */ |
2916 | { PREGRP59 }, |
2917 | { PREGRP60 }, |
2918 | { PREGRP61 }, |
2919 | { PREGRP62 }, |
2920 | { PREGRP63 }, |
2921 | { PREGRP64 }, |
2922 | { PREGRP65 }, |
2923 | { PREGRP66 }, |
2924 | /* 40 */ |
2925 | { PREGRP67 }, |
2926 | { PREGRP68 }, |
2927 | { "(bad)" , { XX } }, |
2928 | { "(bad)" , { XX } }, |
2929 | { "(bad)" , { XX } }, |
2930 | { "(bad)" , { XX } }, |
2931 | { "(bad)" , { XX } }, |
2932 | { "(bad)" , { XX } }, |
2933 | /* 48 */ |
2934 | { "(bad)" , { XX } }, |
2935 | { "(bad)" , { XX } }, |
2936 | { "(bad)" , { XX } }, |
2937 | { "(bad)" , { XX } }, |
2938 | { "(bad)" , { XX } }, |
2939 | { "(bad)" , { XX } }, |
2940 | { "(bad)" , { XX } }, |
2941 | { "(bad)" , { XX } }, |
2942 | /* 50 */ |
2943 | { "(bad)" , { XX } }, |
2944 | { "(bad)" , { XX } }, |
2945 | { "(bad)" , { XX } }, |
2946 | { "(bad)" , { XX } }, |
2947 | { "(bad)" , { XX } }, |
2948 | { "(bad)" , { XX } }, |
2949 | { "(bad)" , { XX } }, |
2950 | { "(bad)" , { XX } }, |
2951 | /* 58 */ |
2952 | { "(bad)" , { XX } }, |
2953 | { "(bad)" , { XX } }, |
2954 | { "(bad)" , { XX } }, |
2955 | { "(bad)" , { XX } }, |
2956 | { "(bad)" , { XX } }, |
2957 | { "(bad)" , { XX } }, |
2958 | { "(bad)" , { XX } }, |
2959 | { "(bad)" , { XX } }, |
2960 | /* 60 */ |
2961 | { "(bad)" , { XX } }, |
2962 | { "(bad)" , { XX } }, |
2963 | { "(bad)" , { XX } }, |
2964 | { "(bad)" , { XX } }, |
2965 | { "(bad)" , { XX } }, |
2966 | { "(bad)" , { XX } }, |
2967 | { "(bad)" , { XX } }, |
2968 | { "(bad)" , { XX } }, |
2969 | /* 68 */ |
2970 | { "(bad)" , { XX } }, |
2971 | { "(bad)" , { XX } }, |
2972 | { "(bad)" , { XX } }, |
2973 | { "(bad)" , { XX } }, |
2974 | { "(bad)" , { XX } }, |
2975 | { "(bad)" , { XX } }, |
2976 | { "(bad)" , { XX } }, |
2977 | { "(bad)" , { XX } }, |
2978 | /* 70 */ |
2979 | { "(bad)" , { XX } }, |
2980 | { "(bad)" , { XX } }, |
2981 | { "(bad)" , { XX } }, |
2982 | { "(bad)" , { XX } }, |
2983 | { "(bad)" , { XX } }, |
2984 | { "(bad)" , { XX } }, |
2985 | { "(bad)" , { XX } }, |
2986 | { "(bad)" , { XX } }, |
2987 | /* 78 */ |
2988 | { "(bad)" , { XX } }, |
2989 | { "(bad)" , { XX } }, |
2990 | { "(bad)" , { XX } }, |
2991 | { "(bad)" , { XX } }, |
2992 | { "(bad)" , { XX } }, |
2993 | { "(bad)" , { XX } }, |
2994 | { "(bad)" , { XX } }, |
2995 | { "(bad)" , { XX } }, |
2996 | /* 80 */ |
2997 | { "(bad)" , { XX } }, |
2998 | { "(bad)" , { XX } }, |
2999 | { "(bad)" , { XX } }, |
3000 | { "(bad)" , { XX } }, |
3001 | { "(bad)" , { XX } }, |
3002 | { "(bad)" , { XX } }, |
3003 | { "(bad)" , { XX } }, |
3004 | { "(bad)" , { XX } }, |
3005 | /* 88 */ |
3006 | { "(bad)" , { XX } }, |
3007 | { "(bad)" , { XX } }, |
3008 | { "(bad)" , { XX } }, |
3009 | { "(bad)" , { XX } }, |
3010 | { "(bad)" , { XX } }, |
3011 | { "(bad)" , { XX } }, |
3012 | { "(bad)" , { XX } }, |
3013 | { "(bad)" , { XX } }, |
3014 | /* 90 */ |
3015 | { "(bad)" , { XX } }, |
3016 | { "(bad)" , { XX } }, |
3017 | { "(bad)" , { XX } }, |
3018 | { "(bad)" , { XX } }, |
3019 | { "(bad)" , { XX } }, |
3020 | { "(bad)" , { XX } }, |
3021 | { "(bad)" , { XX } }, |
3022 | { "(bad)" , { XX } }, |
3023 | /* 98 */ |
3024 | { "(bad)" , { XX } }, |
3025 | { "(bad)" , { XX } }, |
3026 | { "(bad)" , { XX } }, |
3027 | { "(bad)" , { XX } }, |
3028 | { "(bad)" , { XX } }, |
3029 | { "(bad)" , { XX } }, |
3030 | { "(bad)" , { XX } }, |
3031 | { "(bad)" , { XX } }, |
3032 | /* a0 */ |
3033 | { "(bad)" , { XX } }, |
3034 | { "(bad)" , { XX } }, |
3035 | { "(bad)" , { XX } }, |
3036 | { "(bad)" , { XX } }, |
3037 | { "(bad)" , { XX } }, |
3038 | { "(bad)" , { XX } }, |
3039 | { "(bad)" , { XX } }, |
3040 | { "(bad)" , { XX } }, |
3041 | /* a8 */ |
3042 | { "(bad)" , { XX } }, |
3043 | { "(bad)" , { XX } }, |
3044 | { "(bad)" , { XX } }, |
3045 | { "(bad)" , { XX } }, |
3046 | { "(bad)" , { XX } }, |
3047 | { "(bad)" , { XX } }, |
3048 | { "(bad)" , { XX } }, |
3049 | { "(bad)" , { XX } }, |
3050 | /* b0 */ |
3051 | { "(bad)" , { XX } }, |
3052 | { "(bad)" , { XX } }, |
3053 | { "(bad)" , { XX } }, |
3054 | { "(bad)" , { XX } }, |
3055 | { "(bad)" , { XX } }, |
3056 | { "(bad)" , { XX } }, |
3057 | { "(bad)" , { XX } }, |
3058 | { "(bad)" , { XX } }, |
3059 | /* b8 */ |
3060 | { "(bad)" , { XX } }, |
3061 | { "(bad)" , { XX } }, |
3062 | { "(bad)" , { XX } }, |
3063 | { "(bad)" , { XX } }, |
3064 | { "(bad)" , { XX } }, |
3065 | { "(bad)" , { XX } }, |
3066 | { "(bad)" , { XX } }, |
3067 | { "(bad)" , { XX } }, |
3068 | /* c0 */ |
3069 | { "(bad)" , { XX } }, |
3070 | { "(bad)" , { XX } }, |
3071 | { "(bad)" , { XX } }, |
3072 | { "(bad)" , { XX } }, |
3073 | { "(bad)" , { XX } }, |
3074 | { "(bad)" , { XX } }, |
3075 | { "(bad)" , { XX } }, |
3076 | { "(bad)" , { XX } }, |
3077 | /* c8 */ |
3078 | { "(bad)" , { XX } }, |
3079 | { "(bad)" , { XX } }, |
3080 | { "(bad)" , { XX } }, |
3081 | { "(bad)" , { XX } }, |
3082 | { "(bad)" , { XX } }, |
3083 | { "(bad)" , { XX } }, |
3084 | { "(bad)" , { XX } }, |
3085 | { "(bad)" , { XX } }, |
3086 | /* d0 */ |
3087 | { "(bad)" , { XX } }, |
3088 | { "(bad)" , { XX } }, |
3089 | { "(bad)" , { XX } }, |
3090 | { "(bad)" , { XX } }, |
3091 | { "(bad)" , { XX } }, |
3092 | { "(bad)" , { XX } }, |
3093 | { "(bad)" , { XX } }, |
3094 | { "(bad)" , { XX } }, |
3095 | /* d8 */ |
3096 | { "(bad)" , { XX } }, |
3097 | { "(bad)" , { XX } }, |
3098 | { "(bad)" , { XX } }, |
3099 | { PREGRP99 }, |
3100 | { PREGRP100 }, |
3101 | { PREGRP101 }, |
3102 | { PREGRP102 }, |
3103 | { PREGRP103 }, |
3104 | /* e0 */ |
3105 | { "(bad)" , { XX } }, |
3106 | { "(bad)" , { XX } }, |
3107 | { "(bad)" , { XX } }, |
3108 | { "(bad)" , { XX } }, |
3109 | { "(bad)" , { XX } }, |
3110 | { "(bad)" , { XX } }, |
3111 | { "(bad)" , { XX } }, |
3112 | { "(bad)" , { XX } }, |
3113 | /* e8 */ |
3114 | { "(bad)" , { XX } }, |
3115 | { "(bad)" , { XX } }, |
3116 | { "(bad)" , { XX } }, |
3117 | { "(bad)" , { XX } }, |
3118 | { "(bad)" , { XX } }, |
3119 | { "(bad)" , { XX } }, |
3120 | { "(bad)" , { XX } }, |
3121 | { "(bad)" , { XX } }, |
3122 | /* f0 */ |
3123 | { PREGRP87 }, |
3124 | { PREGRP88 }, |
3125 | { PREGRP105 }, |
3126 | { "(bad)" , { XX } }, |
3127 | { "(bad)" , { XX } }, |
3128 | { PREGRP108 }, |
3129 | { "(bad)" , { XX } }, |
3130 | { PREGRP106 }, |
3131 | /* f8 */ |
3132 | { "(bad)" , { XX } }, |
3133 | { "(bad)" , { XX } }, |
3134 | { "(bad)" , { XX } }, |
3135 | { "(bad)" , { XX } }, |
3136 | { "(bad)" , { XX } }, |
3137 | { "(bad)" , { XX } }, |
3138 | { "(bad)" , { XX } }, |
3139 | { "(bad)" , { XX } }, |
3140 | }, |
3141 | /* THREE_BYTE_1 */ |
3142 | { |
3143 | /* 00 */ |
3144 | { "(bad)" , { XX } }, |
3145 | { "(bad)" , { XX } }, |
3146 | { "(bad)" , { XX } }, |
3147 | { "(bad)" , { XX } }, |
3148 | { "(bad)" , { XX } }, |
3149 | { "(bad)" , { XX } }, |
3150 | { "(bad)" , { XX } }, |
3151 | { "(bad)" , { XX } }, |
3152 | /* 08 */ |
3153 | { PREGRP69 }, |
3154 | { PREGRP70 }, |
3155 | { PREGRP71 }, |
3156 | { PREGRP72 }, |
3157 | { PREGRP73 }, |
3158 | { PREGRP74 }, |
3159 | { PREGRP75 }, |
3160 | { "palignr" , { MX, EM, Ib } }, |
3161 | /* 10 */ |
3162 | { "(bad)" , { XX } }, |
3163 | { "(bad)" , { XX } }, |
3164 | { "(bad)" , { XX } }, |
3165 | { "(bad)" , { XX } }, |
3166 | { PREGRP76 }, |
3167 | { PREGRP77 }, |
3168 | { PREGRP78 }, |
3169 | { PREGRP79 }, |
3170 | /* 18 */ |
3171 | { "(bad)" , { XX } }, |
3172 | { "(bad)" , { XX } }, |
3173 | { "(bad)" , { XX } }, |
3174 | { "(bad)" , { XX } }, |
3175 | { "(bad)" , { XX } }, |
3176 | { "(bad)" , { XX } }, |
3177 | { "(bad)" , { XX } }, |
3178 | { "(bad)" , { XX } }, |
3179 | /* 20 */ |
3180 | { PREGRP80 }, |
3181 | { PREGRP81 }, |
3182 | { PREGRP82 }, |
3183 | { "(bad)" , { XX } }, |
3184 | { "(bad)" , { XX } }, |
3185 | { "(bad)" , { XX } }, |
3186 | { "(bad)" , { XX } }, |
3187 | { "(bad)" , { XX } }, |
3188 | /* 28 */ |
3189 | { "(bad)" , { XX } }, |
3190 | { "(bad)" , { XX } }, |
3191 | { "(bad)" , { XX } }, |
3192 | { "(bad)" , { XX } }, |
3193 | { "(bad)" , { XX } }, |
3194 | { "(bad)" , { XX } }, |
3195 | { "(bad)" , { XX } }, |
3196 | { "(bad)" , { XX } }, |
3197 | /* 30 */ |
3198 | { "(bad)" , { XX } }, |
3199 | { "(bad)" , { XX } }, |
3200 | { "(bad)" , { XX } }, |
3201 | { "(bad)" , { XX } }, |
3202 | { "(bad)" , { XX } }, |
3203 | { "(bad)" , { XX } }, |
3204 | { "(bad)" , { XX } }, |
3205 | { "(bad)" , { XX } }, |
3206 | /* 38 */ |
3207 | { "(bad)" , { XX } }, |
3208 | { "(bad)" , { XX } }, |
3209 | { "(bad)" , { XX } }, |
3210 | { "(bad)" , { XX } }, |
3211 | { "(bad)" , { XX } }, |
3212 | { "(bad)" , { XX } }, |
3213 | { "(bad)" , { XX } }, |
3214 | { "(bad)" , { XX } }, |
3215 | /* 40 */ |
3216 | { PREGRP83 }, |
3217 | { PREGRP84 }, |
3218 | { PREGRP85 }, |
3219 | { "(bad)" , { XX } }, |
3220 | { PREGRP98 }, |
3221 | { "(bad)" , { XX } }, |
3222 | { "(bad)" , { XX } }, |
3223 | { "(bad)" , { XX } }, |
3224 | /* 48 */ |
3225 | { "(bad)" , { XX } }, |
3226 | { "(bad)" , { XX } }, |
3227 | { "(bad)" , { XX } }, |
3228 | { "(bad)" , { XX } }, |
3229 | { "(bad)" , { XX } }, |
3230 | { "(bad)" , { XX } }, |
3231 | { "(bad)" , { XX } }, |
3232 | { "(bad)" , { XX } }, |
3233 | /* 50 */ |
3234 | { "(bad)" , { XX } }, |
3235 | { "(bad)" , { XX } }, |
3236 | { "(bad)" , { XX } }, |
3237 | { "(bad)" , { XX } }, |
3238 | { "(bad)" , { XX } }, |
3239 | { "(bad)" , { XX } }, |
3240 | { "(bad)" , { XX } }, |
3241 | { "(bad)" , { XX } }, |
3242 | /* 58 */ |
3243 | { "(bad)" , { XX } }, |
3244 | { "(bad)" , { XX } }, |
3245 | { "(bad)" , { XX } }, |
3246 | { "(bad)" , { XX } }, |
3247 | { "(bad)" , { XX } }, |
3248 | { "(bad)" , { XX } }, |
3249 | { "(bad)" , { XX } }, |
3250 | { "(bad)" , { XX } }, |
3251 | /* 60 */ |
3252 | { PREGRP89 }, |
3253 | { PREGRP90 }, |
3254 | { PREGRP91 }, |
3255 | { PREGRP92 }, |
3256 | { "(bad)" , { XX } }, |
3257 | { "(bad)" , { XX } }, |
3258 | { "(bad)" , { XX } }, |
3259 | { "(bad)" , { XX } }, |
3260 | /* 68 */ |
3261 | { "(bad)" , { XX } }, |
3262 | { "(bad)" , { XX } }, |
3263 | { "(bad)" , { XX } }, |
3264 | { "(bad)" , { XX } }, |
3265 | { "(bad)" , { XX } }, |
3266 | { "(bad)" , { XX } }, |
3267 | { "(bad)" , { XX } }, |
3268 | { "(bad)" , { XX } }, |
3269 | /* 70 */ |
3270 | { "(bad)" , { XX } }, |
3271 | { "(bad)" , { XX } }, |
3272 | { "(bad)" , { XX } }, |
3273 | { "(bad)" , { XX } }, |
3274 | { "(bad)" , { XX } }, |
3275 | { "(bad)" , { XX } }, |
3276 | { "(bad)" , { XX } }, |
3277 | { "(bad)" , { XX } }, |
3278 | /* 78 */ |
3279 | { "(bad)" , { XX } }, |
3280 | { "(bad)" , { XX } }, |
3281 | { "(bad)" , { XX } }, |
3282 | { "(bad)" , { XX } }, |
3283 | { "(bad)" , { XX } }, |
3284 | { "(bad)" , { XX } }, |
3285 | { "(bad)" , { XX } }, |
3286 | { "(bad)" , { XX } }, |
3287 | /* 80 */ |
3288 | { "(bad)" , { XX } }, |
3289 | { "(bad)" , { XX } }, |
3290 | { "(bad)" , { XX } }, |
3291 | { "(bad)" , { XX } }, |
3292 | { "(bad)" , { XX } }, |
3293 | { "(bad)" , { XX } }, |
3294 | { "(bad)" , { XX } }, |
3295 | { "(bad)" , { XX } }, |
3296 | /* 88 */ |
3297 | { "(bad)" , { XX } }, |
3298 | { "(bad)" , { XX } }, |
3299 | { "(bad)" , { XX } }, |
3300 | { "(bad)" , { XX } }, |
3301 | { "(bad)" , { XX } }, |
3302 | { "(bad)" , { XX } }, |
3303 | { "(bad)" , { XX } }, |
3304 | { "(bad)" , { XX } }, |
3305 | /* 90 */ |
3306 | { "(bad)" , { XX } }, |
3307 | { "(bad)" , { XX } }, |
3308 | { "(bad)" , { XX } }, |
3309 | { "(bad)" , { XX } }, |
3310 | { "(bad)" , { XX } }, |
3311 | { "(bad)" , { XX } }, |
3312 | { "(bad)" , { XX } }, |
3313 | { "(bad)" , { XX } }, |
3314 | /* 98 */ |
3315 | { "(bad)" , { XX } }, |
3316 | { "(bad)" , { XX } }, |
3317 | { "(bad)" , { XX } }, |
3318 | { "(bad)" , { XX } }, |
3319 | { "(bad)" , { XX } }, |
3320 | { "(bad)" , { XX } }, |
3321 | { "(bad)" , { XX } }, |
3322 | { "(bad)" , { XX } }, |
3323 | /* a0 */ |
3324 | { "(bad)" , { XX } }, |
3325 | { "(bad)" , { XX } }, |
3326 | { "(bad)" , { XX } }, |
3327 | { "(bad)" , { XX } }, |
3328 | { "(bad)" , { XX } }, |
3329 | { "(bad)" , { XX } }, |
3330 | { "(bad)" , { XX } }, |
3331 | { "(bad)" , { XX } }, |
3332 | /* a8 */ |
3333 | { "(bad)" , { XX } }, |
3334 | { "(bad)" , { XX } }, |
3335 | { "(bad)" , { XX } }, |
3336 | { "(bad)" , { XX } }, |
3337 | { "(bad)" , { XX } }, |
3338 | { "(bad)" , { XX } }, |
3339 | { "(bad)" , { XX } }, |
3340 | { "(bad)" , { XX } }, |
3341 | /* b0 */ |
3342 | { "(bad)" , { XX } }, |
3343 | { "(bad)" , { XX } }, |
3344 | { "(bad)" , { XX } }, |
3345 | { "(bad)" , { XX } }, |
3346 | { "(bad)" , { XX } }, |
3347 | { "(bad)" , { XX } }, |
3348 | { "(bad)" , { XX } }, |
3349 | { "(bad)" , { XX } }, |
3350 | /* b8 */ |
3351 | { "(bad)" , { XX } }, |
3352 | { "(bad)" , { XX } }, |
3353 | { "(bad)" , { XX } }, |
3354 | { "(bad)" , { XX } }, |
3355 | { "(bad)" , { XX } }, |
3356 | { "(bad)" , { XX } }, |
3357 | { "(bad)" , { XX } }, |
3358 | { "(bad)" , { XX } }, |
3359 | /* c0 */ |
3360 | { "(bad)" , { XX } }, |
3361 | { "(bad)" , { XX } }, |
3362 | { "(bad)" , { XX } }, |
3363 | { "(bad)" , { XX } }, |
3364 | { "(bad)" , { XX } }, |
3365 | { "(bad)" , { XX } }, |
3366 | { "(bad)" , { XX } }, |
3367 | { "(bad)" , { XX } }, |
3368 | /* c8 */ |
3369 | { "(bad)" , { XX } }, |
3370 | { "(bad)" , { XX } }, |
3371 | { "(bad)" , { XX } }, |
3372 | { "(bad)" , { XX } }, |
3373 | { "(bad)" , { XX } }, |
3374 | { "(bad)" , { XX } }, |
3375 | { "(bad)" , { XX } }, |
3376 | { "(bad)" , { XX } }, |
3377 | /* d0 */ |
3378 | { "(bad)" , { XX } }, |
3379 | { "(bad)" , { XX } }, |
3380 | { "(bad)" , { XX } }, |
3381 | { "(bad)" , { XX } }, |
3382 | { "(bad)" , { XX } }, |
3383 | { "(bad)" , { XX } }, |
3384 | { "(bad)" , { XX } }, |
3385 | { "(bad)" , { XX } }, |
3386 | /* d8 */ |
3387 | { "(bad)" , { XX } }, |
3388 | { "(bad)" , { XX } }, |
3389 | { "(bad)" , { XX } }, |
3390 | { "(bad)" , { XX } }, |
3391 | { "(bad)" , { XX } }, |
3392 | { "(bad)" , { XX } }, |
3393 | { "(bad)" , { XX } }, |
3394 | { PREGRP104 }, |
3395 | /* e0 */ |
3396 | { "(bad)" , { XX } }, |
3397 | { "(bad)" , { XX } }, |
3398 | { "(bad)" , { XX } }, |
3399 | { "(bad)" , { XX } }, |
3400 | { "(bad)" , { XX } }, |
3401 | { "(bad)" , { XX } }, |
3402 | { "(bad)" , { XX } }, |
3403 | { "(bad)" , { XX } }, |
3404 | /* e8 */ |
3405 | { "(bad)" , { XX } }, |
3406 | { "(bad)" , { XX } }, |
3407 | { "(bad)" , { XX } }, |
3408 | { "(bad)" , { XX } }, |
3409 | { "(bad)" , { XX } }, |
3410 | { "(bad)" , { XX } }, |
3411 | { "(bad)" , { XX } }, |
3412 | { "(bad)" , { XX } }, |
3413 | /* f0 */ |
3414 | { PREGRP109 }, |
3415 | { "(bad)" , { XX } }, |
3416 | { "(bad)" , { XX } }, |
3417 | { "(bad)" , { XX } }, |
3418 | { "(bad)" , { XX } }, |
3419 | { "(bad)" , { XX } }, |
3420 | { "(bad)" , { XX } }, |
3421 | { "(bad)" , { XX } }, |
3422 | /* f8 */ |
3423 | { "(bad)" , { XX } }, |
3424 | { "(bad)" , { XX } }, |
3425 | { "(bad)" , { XX } }, |
3426 | { "(bad)" , { XX } }, |
3427 | { "(bad)" , { XX } }, |
3428 | { "(bad)" , { XX } }, |
3429 | { "(bad)" , { XX } }, |
3430 | { "(bad)" , { XX } }, |
3431 | } |
3432 | }; |
3433 | |
3434 | #define INTERNAL_DISASSEMBLER_ERROR "<internal disassembler error>" |
3435 | |
3436 | static void |
3437 | ckprefix (void) |
3438 | { |
3439 | int newrex; |
3440 | rex = 0; |
3441 | prefixes = 0; |
3442 | used_prefixes = 0; |
3443 | rex_used = 0; |
3444 | while (1) |
3445 | { |
3446 | fetch_data(the_info, codep + 1); |
3447 | newrex = 0; |
3448 | switch (*codep) |
3449 | { |
3450 | /* REX prefixes family. */ |
3451 | case 0x40: |
3452 | case 0x41: |
3453 | case 0x42: |
3454 | case 0x43: |
3455 | case 0x44: |
3456 | case 0x45: |
3457 | case 0x46: |
3458 | case 0x47: |
3459 | case 0x48: |
3460 | case 0x49: |
3461 | case 0x4a: |
3462 | case 0x4b: |
3463 | case 0x4c: |
3464 | case 0x4d: |
3465 | case 0x4e: |
3466 | case 0x4f: |
3467 | if (address_mode == mode_64bit) |
3468 | newrex = *codep; |
3469 | else |
3470 | return; |
3471 | break; |
3472 | case 0xf3: |
3473 | prefixes |= PREFIX_REPZ; |
3474 | break; |
3475 | case 0xf2: |
3476 | prefixes |= PREFIX_REPNZ; |
3477 | break; |
3478 | case 0xf0: |
3479 | prefixes |= PREFIX_LOCK; |
3480 | break; |
3481 | case 0x2e: |
3482 | prefixes |= PREFIX_CS; |
3483 | break; |
3484 | case 0x36: |
3485 | prefixes |= PREFIX_SS; |
3486 | break; |
3487 | case 0x3e: |
3488 | prefixes |= PREFIX_DS; |
3489 | break; |
3490 | case 0x26: |
3491 | prefixes |= PREFIX_ES; |
3492 | break; |
3493 | case 0x64: |
3494 | prefixes |= PREFIX_FS; |
3495 | break; |
3496 | case 0x65: |
3497 | prefixes |= PREFIX_GS; |
3498 | break; |
3499 | case 0x66: |
3500 | prefixes |= PREFIX_DATA; |
3501 | break; |
3502 | case 0x67: |
3503 | prefixes |= PREFIX_ADDR; |
3504 | break; |
3505 | case FWAIT_OPCODE: |
3506 | /* fwait is really an instruction. If there are prefixes |
3507 | before the fwait, they belong to the fwait, *not* to the |
3508 | following instruction. */ |
3509 | if (prefixes || rex) |
3510 | { |
3511 | prefixes |= PREFIX_FWAIT; |
3512 | codep++; |
3513 | return; |
3514 | } |
3515 | prefixes = PREFIX_FWAIT; |
3516 | break; |
3517 | default: |
3518 | return; |
3519 | } |
3520 | /* Rex is ignored when followed by another prefix. */ |
3521 | if (rex) |
3522 | { |
3523 | rex_used = rex; |
3524 | return; |
3525 | } |
3526 | rex = newrex; |
3527 | codep++; |
3528 | } |
3529 | } |
3530 | |
3531 | static void |
3532 | ckvexprefix (void) |
3533 | { |
3534 | int op, vex2, vex3, newrex = 0, newpfx = prefixes; |
3535 | |
3536 | if (address_mode == mode_16bit) { |
3537 | return; |
3538 | } |
3539 | |
3540 | fetch_data(the_info, codep + 1); |
3541 | op = *codep; |
3542 | |
3543 | if (op != 0xc4 && op != 0xc5) { |
3544 | return; |
3545 | } |
3546 | |
3547 | fetch_data(the_info, codep + 2); |
3548 | vex2 = codep[1]; |
3549 | |
3550 | if (address_mode == mode_32bit && (vex2 & 0xc0) != 0xc0) { |
3551 | return; |
3552 | } |
3553 | |
3554 | if (op == 0xc4) { |
3555 | /* Three byte VEX prefix. */ |
3556 | fetch_data(the_info, codep + 3); |
3557 | vex3 = codep[2]; |
3558 | |
3559 | newrex |= (vex2 & 0x80 ? 0 : REX_R); |
3560 | newrex |= (vex2 & 0x40 ? 0 : REX_X); |
3561 | newrex |= (vex2 & 0x20 ? 0 : REX_B); |
3562 | newrex |= (vex3 & 0x80 ? REX_W : 0); |
3563 | switch (vex2 & 0x1f) { /* VEX.m-mmmm */ |
3564 | case 1: |
3565 | newpfx |= PREFIX_VEX_0F; |
3566 | break; |
3567 | case 2: |
3568 | newpfx |= PREFIX_VEX_0F | PREFIX_VEX_0F38; |
3569 | break; |
3570 | case 3: |
3571 | newpfx |= PREFIX_VEX_0F | PREFIX_VEX_0F3A; |
3572 | break; |
3573 | } |
3574 | vex2 = vex3; |
3575 | codep += 3; |
3576 | } else { |
3577 | /* Two byte VEX prefix. */ |
3578 | newrex |= (vex2 & 0x80 ? 0 : REX_R); |
3579 | newpfx |= PREFIX_VEX_0F; |
3580 | codep += 2; |
3581 | } |
3582 | |
3583 | vex_reg = (~vex2 >> 3) & 15; /* VEX.vvvv */ |
3584 | switch (vex2 & 3) { /* VEX.pp */ |
3585 | case 1: |
3586 | newpfx |= PREFIX_DATA; /* 0x66 */ |
3587 | break; |
3588 | case 2: |
3589 | newpfx |= PREFIX_REPZ; /* 0xf3 */ |
3590 | break; |
3591 | case 3: |
3592 | newpfx |= PREFIX_REPNZ; /* 0xf2 */ |
3593 | break; |
3594 | } |
3595 | |
3596 | rex = newrex; |
3597 | prefixes = newpfx; |
3598 | } |
3599 | |
3600 | /* Return the name of the prefix byte PREF, or NULL if PREF is not a |
3601 | prefix byte. */ |
3602 | |
3603 | static const char * |
3604 | prefix_name (int pref, int sizeflag) |
3605 | { |
3606 | static const char * const rexes [16] = |
3607 | { |
3608 | "rex" , /* 0x40 */ |
3609 | "rex.B" , /* 0x41 */ |
3610 | "rex.X" , /* 0x42 */ |
3611 | "rex.XB" , /* 0x43 */ |
3612 | "rex.R" , /* 0x44 */ |
3613 | "rex.RB" , /* 0x45 */ |
3614 | "rex.RX" , /* 0x46 */ |
3615 | "rex.RXB" , /* 0x47 */ |
3616 | "rex.W" , /* 0x48 */ |
3617 | "rex.WB" , /* 0x49 */ |
3618 | "rex.WX" , /* 0x4a */ |
3619 | "rex.WXB" , /* 0x4b */ |
3620 | "rex.WR" , /* 0x4c */ |
3621 | "rex.WRB" , /* 0x4d */ |
3622 | "rex.WRX" , /* 0x4e */ |
3623 | "rex.WRXB" , /* 0x4f */ |
3624 | }; |
3625 | |
3626 | switch (pref) |
3627 | { |
3628 | /* REX prefixes family. */ |
3629 | case 0x40: |
3630 | case 0x41: |
3631 | case 0x42: |
3632 | case 0x43: |
3633 | case 0x44: |
3634 | case 0x45: |
3635 | case 0x46: |
3636 | case 0x47: |
3637 | case 0x48: |
3638 | case 0x49: |
3639 | case 0x4a: |
3640 | case 0x4b: |
3641 | case 0x4c: |
3642 | case 0x4d: |
3643 | case 0x4e: |
3644 | case 0x4f: |
3645 | return rexes [pref - 0x40]; |
3646 | case 0xf3: |
3647 | return "repz" ; |
3648 | case 0xf2: |
3649 | return "repnz" ; |
3650 | case 0xf0: |
3651 | return "lock" ; |
3652 | case 0x2e: |
3653 | return "cs" ; |
3654 | case 0x36: |
3655 | return "ss" ; |
3656 | case 0x3e: |
3657 | return "ds" ; |
3658 | case 0x26: |
3659 | return "es" ; |
3660 | case 0x64: |
3661 | return "fs" ; |
3662 | case 0x65: |
3663 | return "gs" ; |
3664 | case 0x66: |
3665 | return (sizeflag & DFLAG) ? "data16" : "data32" ; |
3666 | case 0x67: |
3667 | if (address_mode == mode_64bit) |
3668 | return (sizeflag & AFLAG) ? "addr32" : "addr64" ; |
3669 | else |
3670 | return (sizeflag & AFLAG) ? "addr16" : "addr32" ; |
3671 | case FWAIT_OPCODE: |
3672 | return "fwait" ; |
3673 | default: |
3674 | return NULL; |
3675 | } |
3676 | } |
3677 | |
3678 | static char op_out[MAX_OPERANDS][100]; |
3679 | static int op_ad, op_index[MAX_OPERANDS]; |
3680 | static int two_source_ops; |
3681 | static bfd_vma op_address[MAX_OPERANDS]; |
3682 | static bfd_vma op_riprel[MAX_OPERANDS]; |
3683 | static bfd_vma start_pc; |
3684 | |
3685 | /* |
3686 | * On the 386's of 1988, the maximum length of an instruction is 15 bytes. |
3687 | * (see topic "Redundant prefixes" in the "Differences from 8086" |
3688 | * section of the "Virtual 8086 Mode" chapter.) |
3689 | * 'pc' should be the address of this instruction, it will |
3690 | * be used to print the target address if this is a relative jump or call |
3691 | * The function returns the length of this instruction in bytes. |
3692 | */ |
3693 | |
3694 | static char intel_syntax; |
3695 | static char open_char; |
3696 | static char close_char; |
3697 | static char separator_char; |
3698 | static char scale_char; |
3699 | |
3700 | int |
3701 | print_insn_i386 (bfd_vma pc, disassemble_info *info) |
3702 | { |
3703 | intel_syntax = -1; |
3704 | |
3705 | return print_insn (pc, info); |
3706 | } |
3707 | |
3708 | static int |
3709 | print_insn (bfd_vma pc, disassemble_info *info) |
3710 | { |
3711 | const struct dis386 *dp; |
3712 | int i; |
3713 | char *op_txt[MAX_OPERANDS]; |
3714 | int needcomma; |
3715 | unsigned char uses_DATA_prefix, uses_LOCK_prefix; |
3716 | unsigned char uses_REPNZ_prefix, uses_REPZ_prefix; |
3717 | int sizeflag; |
3718 | const char *p; |
3719 | struct dis_private priv; |
3720 | unsigned char op; |
3721 | unsigned char threebyte; |
3722 | |
3723 | if (info->mach == bfd_mach_x86_64_intel_syntax |
3724 | || info->mach == bfd_mach_x86_64) |
3725 | address_mode = mode_64bit; |
3726 | else |
3727 | address_mode = mode_32bit; |
3728 | |
3729 | if (intel_syntax == (char) -1) |
3730 | intel_syntax = (info->mach == bfd_mach_i386_i386_intel_syntax |
3731 | || info->mach == bfd_mach_x86_64_intel_syntax); |
3732 | |
3733 | if (info->mach == bfd_mach_i386_i386 |
3734 | || info->mach == bfd_mach_x86_64 |
3735 | || info->mach == bfd_mach_i386_i386_intel_syntax |
3736 | || info->mach == bfd_mach_x86_64_intel_syntax) |
3737 | priv.orig_sizeflag = AFLAG | DFLAG; |
3738 | else if (info->mach == bfd_mach_i386_i8086) |
3739 | priv.orig_sizeflag = 0; |
3740 | else |
3741 | abort (); |
3742 | |
3743 | for (p = info->disassembler_options; p != NULL; ) |
3744 | { |
3745 | if (strncmp (p, "x86-64" , 6) == 0) |
3746 | { |
3747 | address_mode = mode_64bit; |
3748 | priv.orig_sizeflag = AFLAG | DFLAG; |
3749 | } |
3750 | else if (strncmp (p, "i386" , 4) == 0) |
3751 | { |
3752 | address_mode = mode_32bit; |
3753 | priv.orig_sizeflag = AFLAG | DFLAG; |
3754 | } |
3755 | else if (strncmp (p, "i8086" , 5) == 0) |
3756 | { |
3757 | address_mode = mode_16bit; |
3758 | priv.orig_sizeflag = 0; |
3759 | } |
3760 | else if (strncmp (p, "intel" , 5) == 0) |
3761 | { |
3762 | intel_syntax = 1; |
3763 | } |
3764 | else if (strncmp (p, "att" , 3) == 0) |
3765 | { |
3766 | intel_syntax = 0; |
3767 | } |
3768 | else if (strncmp (p, "addr" , 4) == 0) |
3769 | { |
3770 | if (address_mode == mode_64bit) |
3771 | { |
3772 | if (p[4] == '3' && p[5] == '2') |
3773 | priv.orig_sizeflag &= ~AFLAG; |
3774 | else if (p[4] == '6' && p[5] == '4') |
3775 | priv.orig_sizeflag |= AFLAG; |
3776 | } |
3777 | else |
3778 | { |
3779 | if (p[4] == '1' && p[5] == '6') |
3780 | priv.orig_sizeflag &= ~AFLAG; |
3781 | else if (p[4] == '3' && p[5] == '2') |
3782 | priv.orig_sizeflag |= AFLAG; |
3783 | } |
3784 | } |
3785 | else if (strncmp (p, "data" , 4) == 0) |
3786 | { |
3787 | if (p[4] == '1' && p[5] == '6') |
3788 | priv.orig_sizeflag &= ~DFLAG; |
3789 | else if (p[4] == '3' && p[5] == '2') |
3790 | priv.orig_sizeflag |= DFLAG; |
3791 | } |
3792 | else if (strncmp (p, "suffix" , 6) == 0) |
3793 | priv.orig_sizeflag |= SUFFIX_ALWAYS; |
3794 | |
3795 | p = strchr (p, ','); |
3796 | if (p != NULL) |
3797 | p++; |
3798 | } |
3799 | |
3800 | if (intel_syntax) |
3801 | { |
3802 | names64 = intel_names64; |
3803 | names32 = intel_names32; |
3804 | names16 = intel_names16; |
3805 | names8 = intel_names8; |
3806 | names8rex = intel_names8rex; |
3807 | names_seg = intel_names_seg; |
3808 | index16 = intel_index16; |
3809 | open_char = '['; |
3810 | close_char = ']'; |
3811 | separator_char = '+'; |
3812 | scale_char = '*'; |
3813 | } |
3814 | else |
3815 | { |
3816 | names64 = att_names64; |
3817 | names32 = att_names32; |
3818 | names16 = att_names16; |
3819 | names8 = att_names8; |
3820 | names8rex = att_names8rex; |
3821 | names_seg = att_names_seg; |
3822 | index16 = att_index16; |
3823 | open_char = '('; |
3824 | close_char = ')'; |
3825 | separator_char = ','; |
3826 | scale_char = ','; |
3827 | } |
3828 | |
3829 | /* The output looks better if we put 7 bytes on a line, since that |
3830 | puts most long word instructions on a single line. */ |
3831 | info->bytes_per_line = 7; |
3832 | |
3833 | info->private_data = &priv; |
3834 | priv.max_fetched = priv.the_buffer; |
3835 | priv.insn_start = pc; |
3836 | |
3837 | obuf[0] = 0; |
3838 | for (i = 0; i < MAX_OPERANDS; ++i) |
3839 | { |
3840 | op_out[i][0] = 0; |
3841 | op_index[i] = -1; |
3842 | } |
3843 | |
3844 | the_info = info; |
3845 | start_pc = pc; |
3846 | start_codep = priv.the_buffer; |
3847 | codep = priv.the_buffer; |
3848 | |
3849 | if (sigsetjmp(priv.bailout, 0) != 0) |
3850 | { |
3851 | const char *name; |
3852 | |
3853 | /* Getting here means we tried for data but didn't get it. That |
3854 | means we have an incomplete instruction of some sort. Just |
3855 | print the first byte as a prefix or a .byte pseudo-op. */ |
3856 | if (codep > priv.the_buffer) |
3857 | { |
3858 | name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag); |
3859 | if (name != NULL) |
3860 | (*info->fprintf_func) (info->stream, "%s" , name); |
3861 | else |
3862 | { |
3863 | /* Just print the first byte as a .byte instruction. */ |
3864 | (*info->fprintf_func) (info->stream, ".byte 0x%x" , |
3865 | (unsigned int) priv.the_buffer[0]); |
3866 | } |
3867 | |
3868 | return 1; |
3869 | } |
3870 | |
3871 | return -1; |
3872 | } |
3873 | |
3874 | obufp = obuf; |
3875 | ckprefix (); |
3876 | ckvexprefix (); |
3877 | |
3878 | insn_codep = codep; |
3879 | sizeflag = priv.orig_sizeflag; |
3880 | |
3881 | fetch_data(info, codep + 1); |
3882 | two_source_ops = (*codep == 0x62) || (*codep == 0xc8); |
3883 | |
3884 | if (((prefixes & PREFIX_FWAIT) |
3885 | && ((*codep < 0xd8) || (*codep > 0xdf))) |
3886 | || (rex && rex_used)) |
3887 | { |
3888 | const char *name; |
3889 | |
3890 | /* fwait not followed by floating point instruction, or rex followed |
3891 | by other prefixes. Print the first prefix. */ |
3892 | name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag); |
3893 | if (name == NULL) |
3894 | name = INTERNAL_DISASSEMBLER_ERROR; |
3895 | (*info->fprintf_func) (info->stream, "%s" , name); |
3896 | return 1; |
3897 | } |
3898 | |
3899 | op = 0; |
3900 | if (prefixes & PREFIX_VEX_0F) |
3901 | { |
3902 | used_prefixes |= PREFIX_VEX_0F | PREFIX_VEX_0F38 | PREFIX_VEX_0F3A; |
3903 | if (prefixes & PREFIX_VEX_0F38) |
3904 | threebyte = 0x38; |
3905 | else if (prefixes & PREFIX_VEX_0F3A) |
3906 | threebyte = 0x3a; |
3907 | else |
3908 | threebyte = *codep++; |
3909 | goto vex_opcode; |
3910 | } |
3911 | if (*codep == 0x0f) |
3912 | { |
3913 | fetch_data(info, codep + 2); |
3914 | threebyte = codep[1]; |
3915 | codep += 2; |
3916 | vex_opcode: |
3917 | dp = &dis386_twobyte[threebyte]; |
3918 | need_modrm = twobyte_has_modrm[threebyte]; |
3919 | uses_DATA_prefix = twobyte_uses_DATA_prefix[threebyte]; |
3920 | uses_REPNZ_prefix = twobyte_uses_REPNZ_prefix[threebyte]; |
3921 | uses_REPZ_prefix = twobyte_uses_REPZ_prefix[threebyte]; |
3922 | uses_LOCK_prefix = (threebyte & ~0x02) == 0x20; |
3923 | if (dp->name == NULL && dp->op[0].bytemode == IS_3BYTE_OPCODE) |
3924 | { |
3925 | fetch_data(info, codep + 2); |
3926 | op = *codep++; |
3927 | switch (threebyte) |
3928 | { |
3929 | case 0x38: |
3930 | uses_DATA_prefix = threebyte_0x38_uses_DATA_prefix[op]; |
3931 | uses_REPNZ_prefix = threebyte_0x38_uses_REPNZ_prefix[op]; |
3932 | uses_REPZ_prefix = threebyte_0x38_uses_REPZ_prefix[op]; |
3933 | break; |
3934 | case 0x3a: |
3935 | uses_DATA_prefix = threebyte_0x3a_uses_DATA_prefix[op]; |
3936 | uses_REPNZ_prefix = threebyte_0x3a_uses_REPNZ_prefix[op]; |
3937 | uses_REPZ_prefix = threebyte_0x3a_uses_REPZ_prefix[op]; |
3938 | break; |
3939 | default: |
3940 | break; |
3941 | } |
3942 | } |
3943 | } |
3944 | else |
3945 | { |
3946 | dp = &dis386[*codep]; |
3947 | need_modrm = onebyte_has_modrm[*codep]; |
3948 | uses_DATA_prefix = 0; |
3949 | uses_REPNZ_prefix = 0; |
3950 | /* pause is 0xf3 0x90. */ |
3951 | uses_REPZ_prefix = *codep == 0x90; |
3952 | uses_LOCK_prefix = 0; |
3953 | codep++; |
3954 | } |
3955 | |
3956 | if (!uses_REPZ_prefix && (prefixes & PREFIX_REPZ)) |
3957 | { |
3958 | oappend ("repz " ); |
3959 | used_prefixes |= PREFIX_REPZ; |
3960 | } |
3961 | if (!uses_REPNZ_prefix && (prefixes & PREFIX_REPNZ)) |
3962 | { |
3963 | oappend ("repnz " ); |
3964 | used_prefixes |= PREFIX_REPNZ; |
3965 | } |
3966 | |
3967 | if (!uses_LOCK_prefix && (prefixes & PREFIX_LOCK)) |
3968 | { |
3969 | oappend ("lock " ); |
3970 | used_prefixes |= PREFIX_LOCK; |
3971 | } |
3972 | |
3973 | if (prefixes & PREFIX_ADDR) |
3974 | { |
3975 | sizeflag ^= AFLAG; |
3976 | if (dp->op[2].bytemode != loop_jcxz_mode || intel_syntax) |
3977 | { |
3978 | if ((sizeflag & AFLAG) || address_mode == mode_64bit) |
3979 | oappend ("addr32 " ); |
3980 | else |
3981 | oappend ("addr16 " ); |
3982 | used_prefixes |= PREFIX_ADDR; |
3983 | } |
3984 | } |
3985 | |
3986 | if (!uses_DATA_prefix && (prefixes & PREFIX_DATA)) |
3987 | { |
3988 | sizeflag ^= DFLAG; |
3989 | if (dp->op[2].bytemode == cond_jump_mode |
3990 | && dp->op[0].bytemode == v_mode |
3991 | && !intel_syntax) |
3992 | { |
3993 | if (sizeflag & DFLAG) |
3994 | oappend ("data32 " ); |
3995 | else |
3996 | oappend ("data16 " ); |
3997 | used_prefixes |= PREFIX_DATA; |
3998 | } |
3999 | } |
4000 | |
4001 | if (dp->name == NULL && dp->op[0].bytemode == IS_3BYTE_OPCODE) |
4002 | { |
4003 | dp = &three_byte_table[dp->op[1].bytemode][op]; |
4004 | modrm.mod = (*codep >> 6) & 3; |
4005 | modrm.reg = (*codep >> 3) & 7; |
4006 | modrm.rm = *codep & 7; |
4007 | } |
4008 | else if (need_modrm) |
4009 | { |
4010 | fetch_data(info, codep + 1); |
4011 | modrm.mod = (*codep >> 6) & 3; |
4012 | modrm.reg = (*codep >> 3) & 7; |
4013 | modrm.rm = *codep & 7; |
4014 | } |
4015 | |
4016 | if (dp->name == NULL && dp->op[0].bytemode == FLOATCODE) |
4017 | { |
4018 | dofloat (sizeflag); |
4019 | } |
4020 | else |
4021 | { |
4022 | int index; |
4023 | if (dp->name == NULL) |
4024 | { |
4025 | switch (dp->op[0].bytemode) |
4026 | { |
4027 | case USE_GROUPS: |
4028 | dp = &grps[dp->op[1].bytemode][modrm.reg]; |
4029 | break; |
4030 | |
4031 | case USE_PREFIX_USER_TABLE: |
4032 | index = 0; |
4033 | used_prefixes |= (prefixes & PREFIX_REPZ); |
4034 | if (prefixes & PREFIX_REPZ) |
4035 | index = 1; |
4036 | else |
4037 | { |
4038 | /* We should check PREFIX_REPNZ and PREFIX_REPZ |
4039 | before PREFIX_DATA. */ |
4040 | used_prefixes |= (prefixes & PREFIX_REPNZ); |
4041 | if (prefixes & PREFIX_REPNZ) |
4042 | index = 3; |
4043 | else |
4044 | { |
4045 | used_prefixes |= (prefixes & PREFIX_DATA); |
4046 | if (prefixes & PREFIX_DATA) |
4047 | index = 2; |
4048 | } |
4049 | } |
4050 | dp = &prefix_user_table[dp->op[1].bytemode][index]; |
4051 | break; |
4052 | |
4053 | case X86_64_SPECIAL: |
4054 | index = address_mode == mode_64bit ? 1 : 0; |
4055 | dp = &x86_64_table[dp->op[1].bytemode][index]; |
4056 | break; |
4057 | |
4058 | default: |
4059 | oappend (INTERNAL_DISASSEMBLER_ERROR); |
4060 | break; |
4061 | } |
4062 | } |
4063 | |
4064 | if (dp->name != NULL && putop (dp->name, sizeflag) == 0) |
4065 | { |
4066 | for (i = 0; i < MAX_OPERANDS; ++i) |
4067 | { |
4068 | obufp = op_out[i]; |
4069 | op_ad = MAX_OPERANDS - 1 - i; |
4070 | if (dp->op[i].rtn) |
4071 | (*dp->op[i].rtn) (dp->op[i].bytemode, sizeflag); |
4072 | } |
4073 | } |
4074 | } |
4075 | |
4076 | /* See if any prefixes were not used. If so, print the first one |
4077 | separately. If we don't do this, we'll wind up printing an |
4078 | instruction stream which does not precisely correspond to the |
4079 | bytes we are disassembling. */ |
4080 | if ((prefixes & ~used_prefixes) != 0) |
4081 | { |
4082 | const char *name; |
4083 | |
4084 | name = prefix_name (priv.the_buffer[0], priv.orig_sizeflag); |
4085 | if (name == NULL) |
4086 | name = INTERNAL_DISASSEMBLER_ERROR; |
4087 | (*info->fprintf_func) (info->stream, "%s" , name); |
4088 | return 1; |
4089 | } |
4090 | if (rex & ~rex_used) |
4091 | { |
4092 | const char *name; |
4093 | name = prefix_name (rex | 0x40, priv.orig_sizeflag); |
4094 | if (name == NULL) |
4095 | name = INTERNAL_DISASSEMBLER_ERROR; |
4096 | (*info->fprintf_func) (info->stream, "%s " , name); |
4097 | } |
4098 | |
4099 | obufp = obuf + strlen (obuf); |
4100 | for (i = strlen (obuf); i < 6; i++) |
4101 | oappend (" " ); |
4102 | oappend (" " ); |
4103 | (*info->fprintf_func) (info->stream, "%s" , obuf); |
4104 | |
4105 | /* The enter and bound instructions are printed with operands in the same |
4106 | order as the intel book; everything else is printed in reverse order. */ |
4107 | if (intel_syntax || two_source_ops) |
4108 | { |
4109 | bfd_vma riprel; |
4110 | |
4111 | for (i = 0; i < MAX_OPERANDS; ++i) |
4112 | op_txt[i] = op_out[i]; |
4113 | |
4114 | for (i = 0; i < (MAX_OPERANDS >> 1); ++i) |
4115 | { |
4116 | op_ad = op_index[i]; |
4117 | op_index[i] = op_index[MAX_OPERANDS - 1 - i]; |
4118 | op_index[MAX_OPERANDS - 1 - i] = op_ad; |
4119 | riprel = op_riprel[i]; |
4120 | op_riprel[i] = op_riprel [MAX_OPERANDS - 1 - i]; |
4121 | op_riprel[MAX_OPERANDS - 1 - i] = riprel; |
4122 | } |
4123 | } |
4124 | else |
4125 | { |
4126 | for (i = 0; i < MAX_OPERANDS; ++i) |
4127 | op_txt[MAX_OPERANDS - 1 - i] = op_out[i]; |
4128 | } |
4129 | |
4130 | needcomma = 0; |
4131 | for (i = 0; i < MAX_OPERANDS; ++i) |
4132 | if (*op_txt[i]) |
4133 | { |
4134 | if (needcomma) |
4135 | (*info->fprintf_func) (info->stream, "," ); |
4136 | if (op_index[i] != -1 && !op_riprel[i]) |
4137 | (*info->print_address_func) ((bfd_vma) op_address[op_index[i]], info); |
4138 | else |
4139 | (*info->fprintf_func) (info->stream, "%s" , op_txt[i]); |
4140 | needcomma = 1; |
4141 | } |
4142 | |
4143 | for (i = 0; i < MAX_OPERANDS; i++) |
4144 | if (op_index[i] != -1 && op_riprel[i]) |
4145 | { |
4146 | (*info->fprintf_func) (info->stream, " # " ); |
4147 | (*info->print_address_func) ((bfd_vma) (start_pc + codep - start_codep |
4148 | + op_address[op_index[i]]), info); |
4149 | break; |
4150 | } |
4151 | return codep - priv.the_buffer; |
4152 | } |
4153 | |
4154 | static const char *float_mem[] = { |
4155 | /* d8 */ |
4156 | "fadd{s||s|}" , |
4157 | "fmul{s||s|}" , |
4158 | "fcom{s||s|}" , |
4159 | "fcomp{s||s|}" , |
4160 | "fsub{s||s|}" , |
4161 | "fsubr{s||s|}" , |
4162 | "fdiv{s||s|}" , |
4163 | "fdivr{s||s|}" , |
4164 | /* d9 */ |
4165 | "fld{s||s|}" , |
4166 | "(bad)" , |
4167 | "fst{s||s|}" , |
4168 | "fstp{s||s|}" , |
4169 | "fldenvIC" , |
4170 | "fldcw" , |
4171 | "fNstenvIC" , |
4172 | "fNstcw" , |
4173 | /* da */ |
4174 | "fiadd{l||l|}" , |
4175 | "fimul{l||l|}" , |
4176 | "ficom{l||l|}" , |
4177 | "ficomp{l||l|}" , |
4178 | "fisub{l||l|}" , |
4179 | "fisubr{l||l|}" , |
4180 | "fidiv{l||l|}" , |
4181 | "fidivr{l||l|}" , |
4182 | /* db */ |
4183 | "fild{l||l|}" , |
4184 | "fisttp{l||l|}" , |
4185 | "fist{l||l|}" , |
4186 | "fistp{l||l|}" , |
4187 | "(bad)" , |
4188 | "fld{t||t|}" , |
4189 | "(bad)" , |
4190 | "fstp{t||t|}" , |
4191 | /* dc */ |
4192 | "fadd{l||l|}" , |
4193 | "fmul{l||l|}" , |
4194 | "fcom{l||l|}" , |
4195 | "fcomp{l||l|}" , |
4196 | "fsub{l||l|}" , |
4197 | "fsubr{l||l|}" , |
4198 | "fdiv{l||l|}" , |
4199 | "fdivr{l||l|}" , |
4200 | /* dd */ |
4201 | "fld{l||l|}" , |
4202 | "fisttp{ll||ll|}" , |
4203 | "fst{l||l|}" , |
4204 | "fstp{l||l|}" , |
4205 | "frstorIC" , |
4206 | "(bad)" , |
4207 | "fNsaveIC" , |
4208 | "fNstsw" , |
4209 | /* de */ |
4210 | "fiadd" , |
4211 | "fimul" , |
4212 | "ficom" , |
4213 | "ficomp" , |
4214 | "fisub" , |
4215 | "fisubr" , |
4216 | "fidiv" , |
4217 | "fidivr" , |
4218 | /* df */ |
4219 | "fild" , |
4220 | "fisttp" , |
4221 | "fist" , |
4222 | "fistp" , |
4223 | "fbld" , |
4224 | "fild{ll||ll|}" , |
4225 | "fbstp" , |
4226 | "fistp{ll||ll|}" , |
4227 | }; |
4228 | |
4229 | static const unsigned char float_mem_mode[] = { |
4230 | /* d8 */ |
4231 | d_mode, |
4232 | d_mode, |
4233 | d_mode, |
4234 | d_mode, |
4235 | d_mode, |
4236 | d_mode, |
4237 | d_mode, |
4238 | d_mode, |
4239 | /* d9 */ |
4240 | d_mode, |
4241 | 0, |
4242 | d_mode, |
4243 | d_mode, |
4244 | 0, |
4245 | w_mode, |
4246 | 0, |
4247 | w_mode, |
4248 | /* da */ |
4249 | d_mode, |
4250 | d_mode, |
4251 | d_mode, |
4252 | d_mode, |
4253 | d_mode, |
4254 | d_mode, |
4255 | d_mode, |
4256 | d_mode, |
4257 | /* db */ |
4258 | d_mode, |
4259 | d_mode, |
4260 | d_mode, |
4261 | d_mode, |
4262 | 0, |
4263 | t_mode, |
4264 | 0, |
4265 | t_mode, |
4266 | /* dc */ |
4267 | q_mode, |
4268 | q_mode, |
4269 | q_mode, |
4270 | q_mode, |
4271 | q_mode, |
4272 | q_mode, |
4273 | q_mode, |
4274 | q_mode, |
4275 | /* dd */ |
4276 | q_mode, |
4277 | q_mode, |
4278 | q_mode, |
4279 | q_mode, |
4280 | 0, |
4281 | 0, |
4282 | 0, |
4283 | w_mode, |
4284 | /* de */ |
4285 | w_mode, |
4286 | w_mode, |
4287 | w_mode, |
4288 | w_mode, |
4289 | w_mode, |
4290 | w_mode, |
4291 | w_mode, |
4292 | w_mode, |
4293 | /* df */ |
4294 | w_mode, |
4295 | w_mode, |
4296 | w_mode, |
4297 | w_mode, |
4298 | t_mode, |
4299 | q_mode, |
4300 | t_mode, |
4301 | q_mode |
4302 | }; |
4303 | |
4304 | #define ST { OP_ST, 0 } |
4305 | #define STi { OP_STi, 0 } |
4306 | |
4307 | #define FGRPd9_2 NULL, { { NULL, 0 } } |
4308 | #define FGRPd9_4 NULL, { { NULL, 1 } } |
4309 | #define FGRPd9_5 NULL, { { NULL, 2 } } |
4310 | #define FGRPd9_6 NULL, { { NULL, 3 } } |
4311 | #define FGRPd9_7 NULL, { { NULL, 4 } } |
4312 | #define FGRPda_5 NULL, { { NULL, 5 } } |
4313 | #define FGRPdb_4 NULL, { { NULL, 6 } } |
4314 | #define FGRPde_3 NULL, { { NULL, 7 } } |
4315 | #define FGRPdf_4 NULL, { { NULL, 8 } } |
4316 | |
4317 | static const struct dis386 float_reg[][8] = { |
4318 | /* d8 */ |
4319 | { |
4320 | { "fadd" , { ST, STi } }, |
4321 | { "fmul" , { ST, STi } }, |
4322 | { "fcom" , { STi } }, |
4323 | { "fcomp" , { STi } }, |
4324 | { "fsub" , { ST, STi } }, |
4325 | { "fsubr" , { ST, STi } }, |
4326 | { "fdiv" , { ST, STi } }, |
4327 | { "fdivr" , { ST, STi } }, |
4328 | }, |
4329 | /* d9 */ |
4330 | { |
4331 | { "fld" , { STi } }, |
4332 | { "fxch" , { STi } }, |
4333 | { FGRPd9_2 }, |
4334 | { "(bad)" , { XX } }, |
4335 | { FGRPd9_4 }, |
4336 | { FGRPd9_5 }, |
4337 | { FGRPd9_6 }, |
4338 | { FGRPd9_7 }, |
4339 | }, |
4340 | /* da */ |
4341 | { |
4342 | { "fcmovb" , { ST, STi } }, |
4343 | { "fcmove" , { ST, STi } }, |
4344 | { "fcmovbe" ,{ ST, STi } }, |
4345 | { "fcmovu" , { ST, STi } }, |
4346 | { "(bad)" , { XX } }, |
4347 | { FGRPda_5 }, |
4348 | { "(bad)" , { XX } }, |
4349 | { "(bad)" , { XX } }, |
4350 | }, |
4351 | /* db */ |
4352 | { |
4353 | { "fcmovnb" ,{ ST, STi } }, |
4354 | { "fcmovne" ,{ ST, STi } }, |
4355 | { "fcmovnbe" ,{ ST, STi } }, |
4356 | { "fcmovnu" ,{ ST, STi } }, |
4357 | { FGRPdb_4 }, |
4358 | { "fucomi" , { ST, STi } }, |
4359 | { "fcomi" , { ST, STi } }, |
4360 | { "(bad)" , { XX } }, |
4361 | }, |
4362 | /* dc */ |
4363 | { |
4364 | { "fadd" , { STi, ST } }, |
4365 | { "fmul" , { STi, ST } }, |
4366 | { "(bad)" , { XX } }, |
4367 | { "(bad)" , { XX } }, |
4368 | #if SYSV386_COMPAT |
4369 | { "fsub" , { STi, ST } }, |
4370 | { "fsubr" , { STi, ST } }, |
4371 | { "fdiv" , { STi, ST } }, |
4372 | { "fdivr" , { STi, ST } }, |
4373 | #else |
4374 | { "fsubr" , { STi, ST } }, |
4375 | { "fsub" , { STi, ST } }, |
4376 | { "fdivr" , { STi, ST } }, |
4377 | { "fdiv" , { STi, ST } }, |
4378 | #endif |
4379 | }, |
4380 | /* dd */ |
4381 | { |
4382 | { "ffree" , { STi } }, |
4383 | { "(bad)" , { XX } }, |
4384 | { "fst" , { STi } }, |
4385 | { "fstp" , { STi } }, |
4386 | { "fucom" , { STi } }, |
4387 | { "fucomp" , { STi } }, |
4388 | { "(bad)" , { XX } }, |
4389 | { "(bad)" , { XX } }, |
4390 | }, |
4391 | /* de */ |
4392 | { |
4393 | { "faddp" , { STi, ST } }, |
4394 | { "fmulp" , { STi, ST } }, |
4395 | { "(bad)" , { XX } }, |
4396 | { FGRPde_3 }, |
4397 | #if SYSV386_COMPAT |
4398 | { "fsubp" , { STi, ST } }, |
4399 | { "fsubrp" , { STi, ST } }, |
4400 | { "fdivp" , { STi, ST } }, |
4401 | { "fdivrp" , { STi, ST } }, |
4402 | #else |
4403 | { "fsubrp" , { STi, ST } }, |
4404 | { "fsubp" , { STi, ST } }, |
4405 | { "fdivrp" , { STi, ST } }, |
4406 | { "fdivp" , { STi, ST } }, |
4407 | #endif |
4408 | }, |
4409 | /* df */ |
4410 | { |
4411 | { "ffreep" , { STi } }, |
4412 | { "(bad)" , { XX } }, |
4413 | { "(bad)" , { XX } }, |
4414 | { "(bad)" , { XX } }, |
4415 | { FGRPdf_4 }, |
4416 | { "fucomip" , { ST, STi } }, |
4417 | { "fcomip" , { ST, STi } }, |
4418 | { "(bad)" , { XX } }, |
4419 | }, |
4420 | }; |
4421 | |
4422 | static const char *fgrps[][8] = { |
4423 | /* d9_2 0 */ |
4424 | { |
4425 | "fnop" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" , |
4426 | }, |
4427 | |
4428 | /* d9_4 1 */ |
4429 | { |
4430 | "fchs" ,"fabs" ,"(bad)" ,"(bad)" ,"ftst" ,"fxam" ,"(bad)" ,"(bad)" , |
4431 | }, |
4432 | |
4433 | /* d9_5 2 */ |
4434 | { |
4435 | "fld1" ,"fldl2t" ,"fldl2e" ,"fldpi" ,"fldlg2" ,"fldln2" ,"fldz" ,"(bad)" , |
4436 | }, |
4437 | |
4438 | /* d9_6 3 */ |
4439 | { |
4440 | "f2xm1" ,"fyl2x" ,"fptan" ,"fpatan" ,"fxtract" ,"fprem1" ,"fdecstp" ,"fincstp" , |
4441 | }, |
4442 | |
4443 | /* d9_7 4 */ |
4444 | { |
4445 | "fprem" ,"fyl2xp1" ,"fsqrt" ,"fsincos" ,"frndint" ,"fscale" ,"fsin" ,"fcos" , |
4446 | }, |
4447 | |
4448 | /* da_5 5 */ |
4449 | { |
4450 | "(bad)" ,"fucompp" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" , |
4451 | }, |
4452 | |
4453 | /* db_4 6 */ |
4454 | { |
4455 | "feni(287 only)" ,"fdisi(287 only)" ,"fNclex" ,"fNinit" , |
4456 | "fNsetpm(287 only)" ,"(bad)" ,"(bad)" ,"(bad)" , |
4457 | }, |
4458 | |
4459 | /* de_3 7 */ |
4460 | { |
4461 | "(bad)" ,"fcompp" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" , |
4462 | }, |
4463 | |
4464 | /* df_4 8 */ |
4465 | { |
4466 | "fNstsw" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" ,"(bad)" , |
4467 | }, |
4468 | }; |
4469 | |
4470 | static void |
4471 | dofloat (int sizeflag) |
4472 | { |
4473 | const struct dis386 *dp; |
4474 | unsigned char floatop; |
4475 | |
4476 | floatop = codep[-1]; |
4477 | |
4478 | if (modrm.mod != 3) |
4479 | { |
4480 | int fp_indx = (floatop - 0xd8) * 8 + modrm.reg; |
4481 | |
4482 | putop (float_mem[fp_indx], sizeflag); |
4483 | obufp = op_out[0]; |
4484 | op_ad = 2; |
4485 | OP_E (float_mem_mode[fp_indx], sizeflag); |
4486 | return; |
4487 | } |
4488 | /* Skip mod/rm byte. */ |
4489 | MODRM_CHECK; |
4490 | codep++; |
4491 | |
4492 | dp = &float_reg[floatop - 0xd8][modrm.reg]; |
4493 | if (dp->name == NULL) |
4494 | { |
4495 | putop (fgrps[dp->op[0].bytemode][modrm.rm], sizeflag); |
4496 | |
4497 | /* Instruction fnstsw is only one with strange arg. */ |
4498 | if (floatop == 0xdf && codep[-1] == 0xe0) |
4499 | pstrcpy (op_out[0], sizeof(op_out[0]), names16[0]); |
4500 | } |
4501 | else |
4502 | { |
4503 | putop (dp->name, sizeflag); |
4504 | |
4505 | obufp = op_out[0]; |
4506 | op_ad = 2; |
4507 | if (dp->op[0].rtn) |
4508 | (*dp->op[0].rtn) (dp->op[0].bytemode, sizeflag); |
4509 | |
4510 | obufp = op_out[1]; |
4511 | op_ad = 1; |
4512 | if (dp->op[1].rtn) |
4513 | (*dp->op[1].rtn) (dp->op[1].bytemode, sizeflag); |
4514 | } |
4515 | } |
4516 | |
4517 | static void |
4518 | OP_ST (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
4519 | { |
4520 | oappend ("%st" + intel_syntax); |
4521 | } |
4522 | |
4523 | static void |
4524 | OP_STi (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
4525 | { |
4526 | snprintf (scratchbuf, sizeof(scratchbuf), "%%st(%d)" , modrm.rm); |
4527 | oappend (scratchbuf + intel_syntax); |
4528 | } |
4529 | |
4530 | /* Capital letters in template are macros. */ |
4531 | static int |
4532 | putop (const char *template, int sizeflag) |
4533 | { |
4534 | const char *p; |
4535 | int alt = 0; |
4536 | |
4537 | for (p = template; *p; p++) |
4538 | { |
4539 | switch (*p) |
4540 | { |
4541 | default: |
4542 | *obufp++ = *p; |
4543 | break; |
4544 | case '{': |
4545 | alt = 0; |
4546 | if (intel_syntax) |
4547 | alt += 1; |
4548 | if (address_mode == mode_64bit) |
4549 | alt += 2; |
4550 | while (alt != 0) |
4551 | { |
4552 | while (*++p != '|') |
4553 | { |
4554 | if (*p == '}') |
4555 | { |
4556 | /* Alternative not valid. */ |
4557 | pstrcpy (obuf, sizeof(obuf), "(bad)" ); |
4558 | obufp = obuf + 5; |
4559 | return 1; |
4560 | } |
4561 | else if (*p == '\0') |
4562 | abort (); |
4563 | } |
4564 | alt--; |
4565 | } |
4566 | /* Fall through. */ |
4567 | case 'I': |
4568 | alt = 1; |
4569 | continue; |
4570 | case '|': |
4571 | while (*++p != '}') |
4572 | { |
4573 | if (*p == '\0') |
4574 | abort (); |
4575 | } |
4576 | break; |
4577 | case '}': |
4578 | break; |
4579 | case 'A': |
4580 | if (intel_syntax) |
4581 | break; |
4582 | if (modrm.mod != 3 || (sizeflag & SUFFIX_ALWAYS)) |
4583 | *obufp++ = 'b'; |
4584 | break; |
4585 | case 'B': |
4586 | if (intel_syntax) |
4587 | break; |
4588 | if (sizeflag & SUFFIX_ALWAYS) |
4589 | *obufp++ = 'b'; |
4590 | break; |
4591 | case 'C': |
4592 | if (intel_syntax && !alt) |
4593 | break; |
4594 | if ((prefixes & PREFIX_DATA) || (sizeflag & SUFFIX_ALWAYS)) |
4595 | { |
4596 | if (sizeflag & DFLAG) |
4597 | *obufp++ = intel_syntax ? 'd' : 'l'; |
4598 | else |
4599 | *obufp++ = intel_syntax ? 'w' : 's'; |
4600 | used_prefixes |= (prefixes & PREFIX_DATA); |
4601 | } |
4602 | break; |
4603 | case 'D': |
4604 | if (intel_syntax || !(sizeflag & SUFFIX_ALWAYS)) |
4605 | break; |
4606 | USED_REX (REX_W); |
4607 | if (modrm.mod == 3) |
4608 | { |
4609 | if (rex & REX_W) |
4610 | *obufp++ = 'q'; |
4611 | else if (sizeflag & DFLAG) |
4612 | *obufp++ = intel_syntax ? 'd' : 'l'; |
4613 | else |
4614 | *obufp++ = 'w'; |
4615 | used_prefixes |= (prefixes & PREFIX_DATA); |
4616 | } |
4617 | else |
4618 | *obufp++ = 'w'; |
4619 | break; |
4620 | case 'E': /* For jcxz/jecxz */ |
4621 | if (address_mode == mode_64bit) |
4622 | { |
4623 | if (sizeflag & AFLAG) |
4624 | *obufp++ = 'r'; |
4625 | else |
4626 | *obufp++ = 'e'; |
4627 | } |
4628 | else |
4629 | if (sizeflag & AFLAG) |
4630 | *obufp++ = 'e'; |
4631 | used_prefixes |= (prefixes & PREFIX_ADDR); |
4632 | break; |
4633 | case 'F': |
4634 | if (intel_syntax) |
4635 | break; |
4636 | if ((prefixes & PREFIX_ADDR) || (sizeflag & SUFFIX_ALWAYS)) |
4637 | { |
4638 | if (sizeflag & AFLAG) |
4639 | *obufp++ = address_mode == mode_64bit ? 'q' : 'l'; |
4640 | else |
4641 | *obufp++ = address_mode == mode_64bit ? 'l' : 'w'; |
4642 | used_prefixes |= (prefixes & PREFIX_ADDR); |
4643 | } |
4644 | break; |
4645 | case 'G': |
4646 | if (intel_syntax || (obufp[-1] != 's' && !(sizeflag & SUFFIX_ALWAYS))) |
4647 | break; |
4648 | if ((rex & REX_W) || (sizeflag & DFLAG)) |
4649 | *obufp++ = 'l'; |
4650 | else |
4651 | *obufp++ = 'w'; |
4652 | if (!(rex & REX_W)) |
4653 | used_prefixes |= (prefixes & PREFIX_DATA); |
4654 | break; |
4655 | case 'H': |
4656 | if (intel_syntax) |
4657 | break; |
4658 | if ((prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_CS |
4659 | || (prefixes & (PREFIX_CS | PREFIX_DS)) == PREFIX_DS) |
4660 | { |
4661 | used_prefixes |= prefixes & (PREFIX_CS | PREFIX_DS); |
4662 | *obufp++ = ','; |
4663 | *obufp++ = 'p'; |
4664 | if (prefixes & PREFIX_DS) |
4665 | *obufp++ = 't'; |
4666 | else |
4667 | *obufp++ = 'n'; |
4668 | } |
4669 | break; |
4670 | case 'J': |
4671 | if (intel_syntax) |
4672 | break; |
4673 | *obufp++ = 'l'; |
4674 | break; |
4675 | case 'K': |
4676 | USED_REX (REX_W); |
4677 | if (rex & REX_W) |
4678 | *obufp++ = 'q'; |
4679 | else |
4680 | *obufp++ = 'd'; |
4681 | break; |
4682 | case 'Z': |
4683 | if (intel_syntax) |
4684 | break; |
4685 | if (address_mode == mode_64bit && (sizeflag & SUFFIX_ALWAYS)) |
4686 | { |
4687 | *obufp++ = 'q'; |
4688 | break; |
4689 | } |
4690 | /* Fall through. */ |
4691 | case 'L': |
4692 | if (intel_syntax) |
4693 | break; |
4694 | if (sizeflag & SUFFIX_ALWAYS) |
4695 | *obufp++ = 'l'; |
4696 | break; |
4697 | case 'N': |
4698 | if ((prefixes & PREFIX_FWAIT) == 0) |
4699 | *obufp++ = 'n'; |
4700 | else |
4701 | used_prefixes |= PREFIX_FWAIT; |
4702 | break; |
4703 | case 'O': |
4704 | USED_REX (REX_W); |
4705 | if (rex & REX_W) |
4706 | *obufp++ = 'o'; |
4707 | else if (intel_syntax && (sizeflag & DFLAG)) |
4708 | *obufp++ = 'q'; |
4709 | else |
4710 | *obufp++ = 'd'; |
4711 | if (!(rex & REX_W)) |
4712 | used_prefixes |= (prefixes & PREFIX_DATA); |
4713 | break; |
4714 | case 'T': |
4715 | if (intel_syntax) |
4716 | break; |
4717 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
4718 | { |
4719 | *obufp++ = 'q'; |
4720 | break; |
4721 | } |
4722 | /* Fall through. */ |
4723 | case 'P': |
4724 | if (intel_syntax) |
4725 | break; |
4726 | if ((prefixes & PREFIX_DATA) |
4727 | || (rex & REX_W) |
4728 | || (sizeflag & SUFFIX_ALWAYS)) |
4729 | { |
4730 | USED_REX (REX_W); |
4731 | if (rex & REX_W) |
4732 | *obufp++ = 'q'; |
4733 | else |
4734 | { |
4735 | if (sizeflag & DFLAG) |
4736 | *obufp++ = 'l'; |
4737 | else |
4738 | *obufp++ = 'w'; |
4739 | } |
4740 | used_prefixes |= (prefixes & PREFIX_DATA); |
4741 | } |
4742 | break; |
4743 | case 'U': |
4744 | if (intel_syntax) |
4745 | break; |
4746 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
4747 | { |
4748 | if (modrm.mod != 3 || (sizeflag & SUFFIX_ALWAYS)) |
4749 | *obufp++ = 'q'; |
4750 | break; |
4751 | } |
4752 | /* Fall through. */ |
4753 | case 'Q': |
4754 | if (intel_syntax && !alt) |
4755 | break; |
4756 | USED_REX (REX_W); |
4757 | if (modrm.mod != 3 || (sizeflag & SUFFIX_ALWAYS)) |
4758 | { |
4759 | if (rex & REX_W) |
4760 | *obufp++ = 'q'; |
4761 | else |
4762 | { |
4763 | if (sizeflag & DFLAG) |
4764 | *obufp++ = intel_syntax ? 'd' : 'l'; |
4765 | else |
4766 | *obufp++ = 'w'; |
4767 | } |
4768 | used_prefixes |= (prefixes & PREFIX_DATA); |
4769 | } |
4770 | break; |
4771 | case 'R': |
4772 | USED_REX (REX_W); |
4773 | if (rex & REX_W) |
4774 | *obufp++ = 'q'; |
4775 | else if (sizeflag & DFLAG) |
4776 | { |
4777 | if (intel_syntax) |
4778 | *obufp++ = 'd'; |
4779 | else |
4780 | *obufp++ = 'l'; |
4781 | } |
4782 | else |
4783 | *obufp++ = 'w'; |
4784 | if (intel_syntax && !p[1] |
4785 | && ((rex & REX_W) || (sizeflag & DFLAG))) |
4786 | *obufp++ = 'e'; |
4787 | if (!(rex & REX_W)) |
4788 | used_prefixes |= (prefixes & PREFIX_DATA); |
4789 | break; |
4790 | case 'V': |
4791 | if (intel_syntax) |
4792 | break; |
4793 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
4794 | { |
4795 | if (sizeflag & SUFFIX_ALWAYS) |
4796 | *obufp++ = 'q'; |
4797 | break; |
4798 | } |
4799 | /* Fall through. */ |
4800 | case 'S': |
4801 | if (intel_syntax) |
4802 | break; |
4803 | if (sizeflag & SUFFIX_ALWAYS) |
4804 | { |
4805 | if (rex & REX_W) |
4806 | *obufp++ = 'q'; |
4807 | else |
4808 | { |
4809 | if (sizeflag & DFLAG) |
4810 | *obufp++ = 'l'; |
4811 | else |
4812 | *obufp++ = 'w'; |
4813 | used_prefixes |= (prefixes & PREFIX_DATA); |
4814 | } |
4815 | } |
4816 | break; |
4817 | case 'X': |
4818 | if (prefixes & PREFIX_DATA) |
4819 | *obufp++ = 'd'; |
4820 | else |
4821 | *obufp++ = 's'; |
4822 | used_prefixes |= (prefixes & PREFIX_DATA); |
4823 | break; |
4824 | case 'Y': |
4825 | if (intel_syntax) |
4826 | break; |
4827 | if (rex & REX_W) |
4828 | { |
4829 | USED_REX (REX_W); |
4830 | *obufp++ = 'q'; |
4831 | } |
4832 | break; |
4833 | /* implicit operand size 'l' for i386 or 'q' for x86-64 */ |
4834 | case 'W': |
4835 | /* operand size flag for cwtl, cbtw */ |
4836 | USED_REX (REX_W); |
4837 | if (rex & REX_W) |
4838 | { |
4839 | if (intel_syntax) |
4840 | *obufp++ = 'd'; |
4841 | else |
4842 | *obufp++ = 'l'; |
4843 | } |
4844 | else if (sizeflag & DFLAG) |
4845 | *obufp++ = 'w'; |
4846 | else |
4847 | *obufp++ = 'b'; |
4848 | if (!(rex & REX_W)) |
4849 | used_prefixes |= (prefixes & PREFIX_DATA); |
4850 | break; |
4851 | } |
4852 | alt = 0; |
4853 | } |
4854 | *obufp = 0; |
4855 | return 0; |
4856 | } |
4857 | |
4858 | static void |
4859 | oappend (const char *s) |
4860 | { |
4861 | strcpy (obufp, s); |
4862 | obufp += strlen (s); |
4863 | } |
4864 | |
4865 | static void |
4866 | append_seg (void) |
4867 | { |
4868 | if (prefixes & PREFIX_CS) |
4869 | { |
4870 | used_prefixes |= PREFIX_CS; |
4871 | oappend ("%cs:" + intel_syntax); |
4872 | } |
4873 | if (prefixes & PREFIX_DS) |
4874 | { |
4875 | used_prefixes |= PREFIX_DS; |
4876 | oappend ("%ds:" + intel_syntax); |
4877 | } |
4878 | if (prefixes & PREFIX_SS) |
4879 | { |
4880 | used_prefixes |= PREFIX_SS; |
4881 | oappend ("%ss:" + intel_syntax); |
4882 | } |
4883 | if (prefixes & PREFIX_ES) |
4884 | { |
4885 | used_prefixes |= PREFIX_ES; |
4886 | oappend ("%es:" + intel_syntax); |
4887 | } |
4888 | if (prefixes & PREFIX_FS) |
4889 | { |
4890 | used_prefixes |= PREFIX_FS; |
4891 | oappend ("%fs:" + intel_syntax); |
4892 | } |
4893 | if (prefixes & PREFIX_GS) |
4894 | { |
4895 | used_prefixes |= PREFIX_GS; |
4896 | oappend ("%gs:" + intel_syntax); |
4897 | } |
4898 | } |
4899 | |
4900 | static void |
4901 | OP_indirE (int bytemode, int sizeflag) |
4902 | { |
4903 | if (!intel_syntax) |
4904 | oappend ("*" ); |
4905 | OP_E (bytemode, sizeflag); |
4906 | } |
4907 | |
4908 | static void |
4909 | print_operand_value (char *buf, size_t bufsize, int hex, bfd_vma disp) |
4910 | { |
4911 | if (address_mode == mode_64bit) |
4912 | { |
4913 | if (hex) |
4914 | { |
4915 | char tmp[30]; |
4916 | int i; |
4917 | buf[0] = '0'; |
4918 | buf[1] = 'x'; |
4919 | snprintf_vma (tmp, sizeof(tmp), disp); |
4920 | for (i = 0; tmp[i] == '0' && tmp[i + 1]; i++) { |
4921 | } |
4922 | pstrcpy (buf + 2, bufsize - 2, tmp + i); |
4923 | } |
4924 | else |
4925 | { |
4926 | bfd_signed_vma v = disp; |
4927 | char tmp[30]; |
4928 | int i; |
4929 | if (v < 0) |
4930 | { |
4931 | *(buf++) = '-'; |
4932 | v = -disp; |
4933 | /* Check for possible overflow on 0x8000000000000000. */ |
4934 | if (v < 0) |
4935 | { |
4936 | pstrcpy (buf, bufsize, "9223372036854775808" ); |
4937 | return; |
4938 | } |
4939 | } |
4940 | if (!v) |
4941 | { |
4942 | pstrcpy (buf, bufsize, "0" ); |
4943 | return; |
4944 | } |
4945 | |
4946 | i = 0; |
4947 | tmp[29] = 0; |
4948 | while (v) |
4949 | { |
4950 | tmp[28 - i] = (v % 10) + '0'; |
4951 | v /= 10; |
4952 | i++; |
4953 | } |
4954 | pstrcpy (buf, bufsize, tmp + 29 - i); |
4955 | } |
4956 | } |
4957 | else |
4958 | { |
4959 | if (hex) |
4960 | snprintf (buf, bufsize, "0x%x" , (unsigned int) disp); |
4961 | else |
4962 | snprintf (buf, bufsize, "%d" , (int) disp); |
4963 | } |
4964 | } |
4965 | |
4966 | /* Put DISP in BUF as signed hex number. */ |
4967 | |
4968 | static void |
4969 | print_displacement (char *buf, bfd_vma disp) |
4970 | { |
4971 | bfd_signed_vma val = disp; |
4972 | char tmp[30]; |
4973 | int i, j = 0; |
4974 | |
4975 | if (val < 0) |
4976 | { |
4977 | buf[j++] = '-'; |
4978 | val = -disp; |
4979 | |
4980 | /* Check for possible overflow. */ |
4981 | if (val < 0) |
4982 | { |
4983 | switch (address_mode) |
4984 | { |
4985 | case mode_64bit: |
4986 | strcpy (buf + j, "0x8000000000000000" ); |
4987 | break; |
4988 | case mode_32bit: |
4989 | strcpy (buf + j, "0x80000000" ); |
4990 | break; |
4991 | case mode_16bit: |
4992 | strcpy (buf + j, "0x8000" ); |
4993 | break; |
4994 | } |
4995 | return; |
4996 | } |
4997 | } |
4998 | |
4999 | buf[j++] = '0'; |
5000 | buf[j++] = 'x'; |
5001 | |
5002 | snprintf_vma (tmp, sizeof(tmp), val); |
5003 | for (i = 0; tmp[i] == '0'; i++) |
5004 | continue; |
5005 | if (tmp[i] == '\0') |
5006 | i--; |
5007 | strcpy (buf + j, tmp + i); |
5008 | } |
5009 | |
5010 | static void |
5011 | intel_operand_size (int bytemode, int sizeflag) |
5012 | { |
5013 | switch (bytemode) |
5014 | { |
5015 | case b_mode: |
5016 | case dqb_mode: |
5017 | oappend ("BYTE PTR " ); |
5018 | break; |
5019 | case w_mode: |
5020 | case dqw_mode: |
5021 | oappend ("WORD PTR " ); |
5022 | break; |
5023 | case stack_v_mode: |
5024 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
5025 | { |
5026 | oappend ("QWORD PTR " ); |
5027 | used_prefixes |= (prefixes & PREFIX_DATA); |
5028 | break; |
5029 | } |
5030 | /* FALLTHRU */ |
5031 | case v_mode: |
5032 | case dq_mode: |
5033 | USED_REX (REX_W); |
5034 | if (rex & REX_W) |
5035 | oappend ("QWORD PTR " ); |
5036 | else if ((sizeflag & DFLAG) || bytemode == dq_mode) |
5037 | oappend ("DWORD PTR " ); |
5038 | else |
5039 | oappend ("WORD PTR " ); |
5040 | used_prefixes |= (prefixes & PREFIX_DATA); |
5041 | break; |
5042 | case z_mode: |
5043 | if ((rex & REX_W) || (sizeflag & DFLAG)) |
5044 | *obufp++ = 'D'; |
5045 | oappend ("WORD PTR " ); |
5046 | if (!(rex & REX_W)) |
5047 | used_prefixes |= (prefixes & PREFIX_DATA); |
5048 | break; |
5049 | case d_mode: |
5050 | case dqd_mode: |
5051 | oappend ("DWORD PTR " ); |
5052 | break; |
5053 | case q_mode: |
5054 | oappend ("QWORD PTR " ); |
5055 | break; |
5056 | case m_mode: |
5057 | if (address_mode == mode_64bit) |
5058 | oappend ("QWORD PTR " ); |
5059 | else |
5060 | oappend ("DWORD PTR " ); |
5061 | break; |
5062 | case f_mode: |
5063 | if (sizeflag & DFLAG) |
5064 | oappend ("FWORD PTR " ); |
5065 | else |
5066 | oappend ("DWORD PTR " ); |
5067 | used_prefixes |= (prefixes & PREFIX_DATA); |
5068 | break; |
5069 | case t_mode: |
5070 | oappend ("TBYTE PTR " ); |
5071 | break; |
5072 | case x_mode: |
5073 | oappend ("XMMWORD PTR " ); |
5074 | break; |
5075 | case o_mode: |
5076 | oappend ("OWORD PTR " ); |
5077 | break; |
5078 | default: |
5079 | break; |
5080 | } |
5081 | } |
5082 | |
5083 | static void |
5084 | OP_E (int bytemode, int sizeflag) |
5085 | { |
5086 | bfd_vma disp; |
5087 | int add = 0; |
5088 | int riprel = 0; |
5089 | USED_REX (REX_B); |
5090 | if (rex & REX_B) |
5091 | add += 8; |
5092 | |
5093 | /* Skip mod/rm byte. */ |
5094 | MODRM_CHECK; |
5095 | codep++; |
5096 | |
5097 | if (modrm.mod == 3) |
5098 | { |
5099 | switch (bytemode) |
5100 | { |
5101 | case b_mode: |
5102 | USED_REX (0); |
5103 | if (rex) |
5104 | oappend (names8rex[modrm.rm + add]); |
5105 | else |
5106 | oappend (names8[modrm.rm + add]); |
5107 | break; |
5108 | case w_mode: |
5109 | oappend (names16[modrm.rm + add]); |
5110 | break; |
5111 | case d_mode: |
5112 | oappend (names32[modrm.rm + add]); |
5113 | break; |
5114 | case q_mode: |
5115 | oappend (names64[modrm.rm + add]); |
5116 | break; |
5117 | case m_mode: |
5118 | if (address_mode == mode_64bit) |
5119 | oappend (names64[modrm.rm + add]); |
5120 | else |
5121 | oappend (names32[modrm.rm + add]); |
5122 | break; |
5123 | case stack_v_mode: |
5124 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
5125 | { |
5126 | oappend (names64[modrm.rm + add]); |
5127 | used_prefixes |= (prefixes & PREFIX_DATA); |
5128 | break; |
5129 | } |
5130 | bytemode = v_mode; |
5131 | /* FALLTHRU */ |
5132 | case v_mode: |
5133 | case dq_mode: |
5134 | case dqb_mode: |
5135 | case dqd_mode: |
5136 | case dqw_mode: |
5137 | USED_REX (REX_W); |
5138 | if (rex & REX_W) |
5139 | oappend (names64[modrm.rm + add]); |
5140 | else if ((sizeflag & DFLAG) || bytemode != v_mode) |
5141 | oappend (names32[modrm.rm + add]); |
5142 | else |
5143 | oappend (names16[modrm.rm + add]); |
5144 | used_prefixes |= (prefixes & PREFIX_DATA); |
5145 | break; |
5146 | case 0: |
5147 | break; |
5148 | default: |
5149 | oappend (INTERNAL_DISASSEMBLER_ERROR); |
5150 | break; |
5151 | } |
5152 | return; |
5153 | } |
5154 | |
5155 | disp = 0; |
5156 | if (intel_syntax) |
5157 | intel_operand_size (bytemode, sizeflag); |
5158 | append_seg (); |
5159 | |
5160 | if ((sizeflag & AFLAG) || address_mode == mode_64bit) |
5161 | { |
5162 | /* 32/64 bit address mode */ |
5163 | int havedisp; |
5164 | int havesib; |
5165 | int havebase; |
5166 | int base; |
5167 | int index = 0; |
5168 | int scale = 0; |
5169 | |
5170 | havesib = 0; |
5171 | havebase = 1; |
5172 | base = modrm.rm; |
5173 | |
5174 | if (base == 4) |
5175 | { |
5176 | havesib = 1; |
5177 | fetch_data(the_info, codep + 1); |
5178 | index = (*codep >> 3) & 7; |
5179 | if (address_mode == mode_64bit || index != 0x4) |
5180 | /* When INDEX == 0x4 in 32 bit mode, SCALE is ignored. */ |
5181 | scale = (*codep >> 6) & 3; |
5182 | base = *codep & 7; |
5183 | USED_REX (REX_X); |
5184 | if (rex & REX_X) |
5185 | index += 8; |
5186 | codep++; |
5187 | } |
5188 | base += add; |
5189 | |
5190 | switch (modrm.mod) |
5191 | { |
5192 | case 0: |
5193 | if ((base & 7) == 5) |
5194 | { |
5195 | havebase = 0; |
5196 | if (address_mode == mode_64bit && !havesib) |
5197 | riprel = 1; |
5198 | disp = get32s (); |
5199 | } |
5200 | break; |
5201 | case 1: |
5202 | fetch_data (the_info, codep + 1); |
5203 | disp = *codep++; |
5204 | if ((disp & 0x80) != 0) |
5205 | disp -= 0x100; |
5206 | break; |
5207 | case 2: |
5208 | disp = get32s (); |
5209 | break; |
5210 | } |
5211 | |
5212 | havedisp = havebase || (havesib && (index != 4 || scale != 0)); |
5213 | |
5214 | if (!intel_syntax) |
5215 | if (modrm.mod != 0 || (base & 7) == 5) |
5216 | { |
5217 | if (havedisp || riprel) |
5218 | print_displacement (scratchbuf, disp); |
5219 | else |
5220 | print_operand_value (scratchbuf, sizeof(scratchbuf), 1, disp); |
5221 | oappend (scratchbuf); |
5222 | if (riprel) |
5223 | { |
5224 | set_op (disp, 1); |
5225 | oappend ("(%rip)" ); |
5226 | } |
5227 | } |
5228 | |
5229 | if (havedisp || (intel_syntax && riprel)) |
5230 | { |
5231 | *obufp++ = open_char; |
5232 | if (intel_syntax && riprel) |
5233 | { |
5234 | set_op (disp, 1); |
5235 | oappend ("rip" ); |
5236 | } |
5237 | *obufp = '\0'; |
5238 | if (havebase) |
5239 | oappend (address_mode == mode_64bit && (sizeflag & AFLAG) |
5240 | ? names64[base] : names32[base]); |
5241 | if (havesib) |
5242 | { |
5243 | if (index != 4) |
5244 | { |
5245 | if (!intel_syntax || havebase) |
5246 | { |
5247 | *obufp++ = separator_char; |
5248 | *obufp = '\0'; |
5249 | } |
5250 | oappend (address_mode == mode_64bit && (sizeflag & AFLAG) |
5251 | ? names64[index] : names32[index]); |
5252 | } |
5253 | if (scale != 0 || (!intel_syntax && index != 4)) |
5254 | { |
5255 | *obufp++ = scale_char; |
5256 | *obufp = '\0'; |
5257 | snprintf (scratchbuf, sizeof(scratchbuf), "%d" , 1 << scale); |
5258 | oappend (scratchbuf); |
5259 | } |
5260 | } |
5261 | if (intel_syntax |
5262 | && (disp || modrm.mod != 0 || (base & 7) == 5)) |
5263 | { |
5264 | if ((bfd_signed_vma) disp >= 0) |
5265 | { |
5266 | *obufp++ = '+'; |
5267 | *obufp = '\0'; |
5268 | } |
5269 | else if (modrm.mod != 1) |
5270 | { |
5271 | *obufp++ = '-'; |
5272 | *obufp = '\0'; |
5273 | disp = - (bfd_signed_vma) disp; |
5274 | } |
5275 | |
5276 | print_displacement (scratchbuf, disp); |
5277 | oappend (scratchbuf); |
5278 | } |
5279 | |
5280 | *obufp++ = close_char; |
5281 | *obufp = '\0'; |
5282 | } |
5283 | else if (intel_syntax) |
5284 | { |
5285 | if (modrm.mod != 0 || (base & 7) == 5) |
5286 | { |
5287 | if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS |
5288 | | PREFIX_ES | PREFIX_FS | PREFIX_GS)) |
5289 | ; |
5290 | else |
5291 | { |
5292 | oappend (names_seg[ds_reg - es_reg]); |
5293 | oappend (":" ); |
5294 | } |
5295 | print_operand_value (scratchbuf, sizeof(scratchbuf), 1, disp); |
5296 | oappend (scratchbuf); |
5297 | } |
5298 | } |
5299 | } |
5300 | else |
5301 | { /* 16 bit address mode */ |
5302 | switch (modrm.mod) |
5303 | { |
5304 | case 0: |
5305 | if (modrm.rm == 6) |
5306 | { |
5307 | disp = get16 (); |
5308 | if ((disp & 0x8000) != 0) |
5309 | disp -= 0x10000; |
5310 | } |
5311 | break; |
5312 | case 1: |
5313 | fetch_data(the_info, codep + 1); |
5314 | disp = *codep++; |
5315 | if ((disp & 0x80) != 0) |
5316 | disp -= 0x100; |
5317 | break; |
5318 | case 2: |
5319 | disp = get16 (); |
5320 | if ((disp & 0x8000) != 0) |
5321 | disp -= 0x10000; |
5322 | break; |
5323 | } |
5324 | |
5325 | if (!intel_syntax) |
5326 | if (modrm.mod != 0 || modrm.rm == 6) |
5327 | { |
5328 | print_displacement (scratchbuf, disp); |
5329 | oappend (scratchbuf); |
5330 | } |
5331 | |
5332 | if (modrm.mod != 0 || modrm.rm != 6) |
5333 | { |
5334 | *obufp++ = open_char; |
5335 | *obufp = '\0'; |
5336 | oappend (index16[modrm.rm]); |
5337 | if (intel_syntax |
5338 | && (disp || modrm.mod != 0 || modrm.rm == 6)) |
5339 | { |
5340 | if ((bfd_signed_vma) disp >= 0) |
5341 | { |
5342 | *obufp++ = '+'; |
5343 | *obufp = '\0'; |
5344 | } |
5345 | else if (modrm.mod != 1) |
5346 | { |
5347 | *obufp++ = '-'; |
5348 | *obufp = '\0'; |
5349 | disp = - (bfd_signed_vma) disp; |
5350 | } |
5351 | |
5352 | print_displacement (scratchbuf, disp); |
5353 | oappend (scratchbuf); |
5354 | } |
5355 | |
5356 | *obufp++ = close_char; |
5357 | *obufp = '\0'; |
5358 | } |
5359 | else if (intel_syntax) |
5360 | { |
5361 | if (prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS |
5362 | | PREFIX_ES | PREFIX_FS | PREFIX_GS)) |
5363 | ; |
5364 | else |
5365 | { |
5366 | oappend (names_seg[ds_reg - es_reg]); |
5367 | oappend (":" ); |
5368 | } |
5369 | print_operand_value (scratchbuf, sizeof(scratchbuf), 1, |
5370 | disp & 0xffff); |
5371 | oappend (scratchbuf); |
5372 | } |
5373 | } |
5374 | } |
5375 | |
5376 | static void |
5377 | OP_G (int bytemode, int sizeflag) |
5378 | { |
5379 | int add = 0; |
5380 | USED_REX (REX_R); |
5381 | if (rex & REX_R) |
5382 | add += 8; |
5383 | switch (bytemode) |
5384 | { |
5385 | case b_mode: |
5386 | USED_REX (0); |
5387 | if (rex) |
5388 | oappend (names8rex[modrm.reg + add]); |
5389 | else |
5390 | oappend (names8[modrm.reg + add]); |
5391 | break; |
5392 | case w_mode: |
5393 | oappend (names16[modrm.reg + add]); |
5394 | break; |
5395 | case d_mode: |
5396 | oappend (names32[modrm.reg + add]); |
5397 | break; |
5398 | case q_mode: |
5399 | oappend (names64[modrm.reg + add]); |
5400 | break; |
5401 | case v_mode: |
5402 | case dq_mode: |
5403 | case dqb_mode: |
5404 | case dqd_mode: |
5405 | case dqw_mode: |
5406 | USED_REX (REX_W); |
5407 | if (rex & REX_W) |
5408 | oappend (names64[modrm.reg + add]); |
5409 | else if ((sizeflag & DFLAG) || bytemode != v_mode) |
5410 | oappend (names32[modrm.reg + add]); |
5411 | else |
5412 | oappend (names16[modrm.reg + add]); |
5413 | used_prefixes |= (prefixes & PREFIX_DATA); |
5414 | break; |
5415 | case m_mode: |
5416 | if (address_mode == mode_64bit) |
5417 | oappend (names64[modrm.reg + add]); |
5418 | else |
5419 | oappend (names32[modrm.reg + add]); |
5420 | break; |
5421 | default: |
5422 | oappend (INTERNAL_DISASSEMBLER_ERROR); |
5423 | break; |
5424 | } |
5425 | } |
5426 | |
5427 | static void |
5428 | OP_vvvv (int bytemode, int sizeflags) |
5429 | { |
5430 | USED_REX (REX_W); |
5431 | if (rex & REX_W) { |
5432 | oappend(names64[vex_reg]); |
5433 | } else { |
5434 | oappend(names32[vex_reg]); |
5435 | } |
5436 | } |
5437 | |
5438 | static bfd_vma |
5439 | get64 (void) |
5440 | { |
5441 | bfd_vma x; |
5442 | #ifdef BFD64 |
5443 | unsigned int a; |
5444 | unsigned int b; |
5445 | |
5446 | fetch_data(the_info, codep + 8); |
5447 | a = *codep++ & 0xff; |
5448 | a |= (*codep++ & 0xff) << 8; |
5449 | a |= (*codep++ & 0xff) << 16; |
5450 | a |= (*codep++ & 0xff) << 24; |
5451 | b = *codep++ & 0xff; |
5452 | b |= (*codep++ & 0xff) << 8; |
5453 | b |= (*codep++ & 0xff) << 16; |
5454 | b |= (*codep++ & 0xff) << 24; |
5455 | x = a + ((bfd_vma) b << 32); |
5456 | #else |
5457 | abort (); |
5458 | x = 0; |
5459 | #endif |
5460 | return x; |
5461 | } |
5462 | |
5463 | static bfd_signed_vma |
5464 | get32 (void) |
5465 | { |
5466 | bfd_signed_vma x = 0; |
5467 | |
5468 | fetch_data(the_info, codep + 4); |
5469 | x = *codep++ & (bfd_signed_vma) 0xff; |
5470 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 8; |
5471 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 16; |
5472 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 24; |
5473 | return x; |
5474 | } |
5475 | |
5476 | static bfd_signed_vma |
5477 | get32s (void) |
5478 | { |
5479 | bfd_signed_vma x = 0; |
5480 | |
5481 | fetch_data(the_info, codep + 4); |
5482 | x = *codep++ & (bfd_signed_vma) 0xff; |
5483 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 8; |
5484 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 16; |
5485 | x |= (*codep++ & (bfd_signed_vma) 0xff) << 24; |
5486 | |
5487 | x = (x ^ ((bfd_signed_vma) 1 << 31)) - ((bfd_signed_vma) 1 << 31); |
5488 | |
5489 | return x; |
5490 | } |
5491 | |
5492 | static int |
5493 | get16 (void) |
5494 | { |
5495 | int x = 0; |
5496 | |
5497 | fetch_data(the_info, codep + 2); |
5498 | x = *codep++ & 0xff; |
5499 | x |= (*codep++ & 0xff) << 8; |
5500 | return x; |
5501 | } |
5502 | |
5503 | static void |
5504 | set_op (bfd_vma op, int riprel) |
5505 | { |
5506 | op_index[op_ad] = op_ad; |
5507 | if (address_mode == mode_64bit) |
5508 | { |
5509 | op_address[op_ad] = op; |
5510 | op_riprel[op_ad] = riprel; |
5511 | } |
5512 | else |
5513 | { |
5514 | /* Mask to get a 32-bit address. */ |
5515 | op_address[op_ad] = op & 0xffffffff; |
5516 | op_riprel[op_ad] = riprel & 0xffffffff; |
5517 | } |
5518 | } |
5519 | |
5520 | static void |
5521 | OP_REG (int code, int sizeflag) |
5522 | { |
5523 | const char *s; |
5524 | int add = 0; |
5525 | USED_REX (REX_B); |
5526 | if (rex & REX_B) |
5527 | add = 8; |
5528 | |
5529 | switch (code) |
5530 | { |
5531 | case ax_reg: case cx_reg: case dx_reg: case bx_reg: |
5532 | case sp_reg: case bp_reg: case si_reg: case di_reg: |
5533 | s = names16[code - ax_reg + add]; |
5534 | break; |
5535 | case es_reg: case ss_reg: case cs_reg: |
5536 | case ds_reg: case fs_reg: case gs_reg: |
5537 | s = names_seg[code - es_reg + add]; |
5538 | break; |
5539 | case al_reg: case ah_reg: case cl_reg: case ch_reg: |
5540 | case dl_reg: case dh_reg: case bl_reg: case bh_reg: |
5541 | USED_REX (0); |
5542 | if (rex) |
5543 | s = names8rex[code - al_reg + add]; |
5544 | else |
5545 | s = names8[code - al_reg]; |
5546 | break; |
5547 | case rAX_reg: case rCX_reg: case rDX_reg: case rBX_reg: |
5548 | case rSP_reg: case rBP_reg: case rSI_reg: case rDI_reg: |
5549 | if (address_mode == mode_64bit && (sizeflag & DFLAG)) |
5550 | { |
5551 | s = names64[code - rAX_reg + add]; |
5552 | break; |
5553 | } |
5554 | code += eAX_reg - rAX_reg; |
5555 | /* Fall through. */ |
5556 | case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg: |
5557 | case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg: |
5558 | USED_REX (REX_W); |
5559 | if (rex & REX_W) |
5560 | s = names64[code - eAX_reg + add]; |
5561 | else if (sizeflag & DFLAG) |
5562 | s = names32[code - eAX_reg + add]; |
5563 | else |
5564 | s = names16[code - eAX_reg + add]; |
5565 | used_prefixes |= (prefixes & PREFIX_DATA); |
5566 | break; |
5567 | default: |
5568 | s = INTERNAL_DISASSEMBLER_ERROR; |
5569 | break; |
5570 | } |
5571 | oappend (s); |
5572 | } |
5573 | |
5574 | static void |
5575 | OP_IMREG (int code, int sizeflag) |
5576 | { |
5577 | const char *s; |
5578 | |
5579 | switch (code) |
5580 | { |
5581 | case indir_dx_reg: |
5582 | if (intel_syntax) |
5583 | s = "dx" ; |
5584 | else |
5585 | s = "(%dx)" ; |
5586 | break; |
5587 | case ax_reg: case cx_reg: case dx_reg: case bx_reg: |
5588 | case sp_reg: case bp_reg: case si_reg: case di_reg: |
5589 | s = names16[code - ax_reg]; |
5590 | break; |
5591 | case es_reg: case ss_reg: case cs_reg: |
5592 | case ds_reg: case fs_reg: case gs_reg: |
5593 | s = names_seg[code - es_reg]; |
5594 | break; |
5595 | case al_reg: case ah_reg: case cl_reg: case ch_reg: |
5596 | case dl_reg: case dh_reg: case bl_reg: case bh_reg: |
5597 | USED_REX (0); |
5598 | if (rex) |
5599 | s = names8rex[code - al_reg]; |
5600 | else |
5601 | s = names8[code - al_reg]; |
5602 | break; |
5603 | case eAX_reg: case eCX_reg: case eDX_reg: case eBX_reg: |
5604 | case eSP_reg: case eBP_reg: case eSI_reg: case eDI_reg: |
5605 | USED_REX (REX_W); |
5606 | if (rex & REX_W) |
5607 | s = names64[code - eAX_reg]; |
5608 | else if (sizeflag & DFLAG) |
5609 | s = names32[code - eAX_reg]; |
5610 | else |
5611 | s = names16[code - eAX_reg]; |
5612 | used_prefixes |= (prefixes & PREFIX_DATA); |
5613 | break; |
5614 | case z_mode_ax_reg: |
5615 | if ((rex & REX_W) || (sizeflag & DFLAG)) |
5616 | s = *names32; |
5617 | else |
5618 | s = *names16; |
5619 | if (!(rex & REX_W)) |
5620 | used_prefixes |= (prefixes & PREFIX_DATA); |
5621 | break; |
5622 | default: |
5623 | s = INTERNAL_DISASSEMBLER_ERROR; |
5624 | break; |
5625 | } |
5626 | oappend (s); |
5627 | } |
5628 | |
5629 | static void |
5630 | OP_I (int bytemode, int sizeflag) |
5631 | { |
5632 | bfd_signed_vma op; |
5633 | bfd_signed_vma mask = -1; |
5634 | |
5635 | switch (bytemode) |
5636 | { |
5637 | case b_mode: |
5638 | fetch_data(the_info, codep + 1); |
5639 | op = *codep++; |
5640 | mask = 0xff; |
5641 | break; |
5642 | case q_mode: |
5643 | if (address_mode == mode_64bit) |
5644 | { |
5645 | op = get32s (); |
5646 | break; |
5647 | } |
5648 | /* Fall through. */ |
5649 | case v_mode: |
5650 | USED_REX (REX_W); |
5651 | if (rex & REX_W) |
5652 | op = get32s (); |
5653 | else if (sizeflag & DFLAG) |
5654 | { |
5655 | op = get32 (); |
5656 | mask = 0xffffffff; |
5657 | } |
5658 | else |
5659 | { |
5660 | op = get16 (); |
5661 | mask = 0xfffff; |
5662 | } |
5663 | used_prefixes |= (prefixes & PREFIX_DATA); |
5664 | break; |
5665 | case w_mode: |
5666 | mask = 0xfffff; |
5667 | op = get16 (); |
5668 | break; |
5669 | case const_1_mode: |
5670 | if (intel_syntax) |
5671 | oappend ("1" ); |
5672 | return; |
5673 | default: |
5674 | oappend (INTERNAL_DISASSEMBLER_ERROR); |
5675 | return; |
5676 | } |
5677 | |
5678 | op &= mask; |
5679 | scratchbuf[0] = '$'; |
5680 | print_operand_value (scratchbuf + 1, sizeof(scratchbuf) - 1, 1, op); |
5681 | oappend (scratchbuf + intel_syntax); |
5682 | scratchbuf[0] = '\0'; |
5683 | } |
5684 | |
5685 | static void |
5686 | OP_I64 (int bytemode, int sizeflag) |
5687 | { |
5688 | bfd_signed_vma op; |
5689 | bfd_signed_vma mask = -1; |
5690 | |
5691 | if (address_mode != mode_64bit) |
5692 | { |
5693 | OP_I (bytemode, sizeflag); |
5694 | return; |
5695 | } |
5696 | |
5697 | switch (bytemode) |
5698 | { |
5699 | case b_mode: |
5700 | fetch_data(the_info, codep + 1); |
5701 | op = *codep++; |
5702 | mask = 0xff; |
5703 | break; |
5704 | case v_mode: |
5705 | USED_REX (REX_W); |
5706 | if (rex & REX_W) |
5707 | op = get64 (); |
5708 | else if (sizeflag & DFLAG) |
5709 | { |
5710 | op = get32 (); |
5711 | mask = 0xffffffff; |
5712 | } |
5713 | else |
5714 | { |
5715 | op = get16 (); |
5716 | mask = 0xfffff; |
5717 | } |
5718 | used_prefixes |= (prefixes & PREFIX_DATA); |
5719 | break; |
5720 | case w_mode: |
5721 | mask = 0xfffff; |
5722 | op = get16 (); |
5723 | break; |
5724 | default: |
5725 | oappend (INTERNAL_DISASSEMBLER_ERROR); |
5726 | return; |
5727 | } |
5728 | |
5729 | op &= mask; |
5730 | scratchbuf[0] = '$'; |
5731 | print_operand_value (scratchbuf + 1, sizeof(scratchbuf) - 1, 1, op); |
5732 | oappend (scratchbuf + intel_syntax); |
5733 | scratchbuf[0] = '\0'; |
5734 | } |
5735 | |
5736 | static void |
5737 | OP_sI (int bytemode, int sizeflag) |
5738 | { |
5739 | bfd_signed_vma op; |
5740 | |
5741 | switch (bytemode) |
5742 | { |
5743 | case b_mode: |
5744 | fetch_data(the_info, codep + 1); |
5745 | op = *codep++; |
5746 | if ((op & 0x80) != 0) |
5747 | op -= 0x100; |
5748 | break; |
5749 | case v_mode: |
5750 | USED_REX (REX_W); |
5751 | if (rex & REX_W) |
5752 | op = get32s (); |
5753 | else if (sizeflag & DFLAG) |
5754 | { |
5755 | op = get32s (); |
5756 | } |
5757 | else |
5758 | { |
5759 | op = get16 (); |
5760 | if ((op & 0x8000) != 0) |
5761 | op -= 0x10000; |
5762 | } |
5763 | used_prefixes |= (prefixes & PREFIX_DATA); |
5764 | break; |
5765 | case w_mode: |
5766 | op = get16 (); |
5767 | if ((op & 0x8000) != 0) |
5768 | op -= 0x10000; |
5769 | break; |
5770 | default: |
5771 | oappend (INTERNAL_DISASSEMBLER_ERROR); |
5772 | return; |
5773 | } |
5774 | |
5775 | scratchbuf[0] = '$'; |
5776 | print_operand_value (scratchbuf + 1, sizeof(scratchbuf) - 1, 1, op); |
5777 | oappend (scratchbuf + intel_syntax); |
5778 | } |
5779 | |
5780 | static void |
5781 | OP_J (int bytemode, int sizeflag) |
5782 | { |
5783 | bfd_vma disp; |
5784 | bfd_vma mask = -1; |
5785 | bfd_vma segment = 0; |
5786 | |
5787 | switch (bytemode) |
5788 | { |
5789 | case b_mode: |
5790 | fetch_data(the_info, codep + 1); |
5791 | disp = *codep++; |
5792 | if ((disp & 0x80) != 0) |
5793 | disp -= 0x100; |
5794 | break; |
5795 | case v_mode: |
5796 | if ((sizeflag & DFLAG) || (rex & REX_W)) |
5797 | disp = get32s (); |
5798 | else |
5799 | { |
5800 | disp = get16 (); |
5801 | if ((disp & 0x8000) != 0) |
5802 | disp -= 0x10000; |
5803 | /* In 16bit mode, address is wrapped around at 64k within |
5804 | the same segment. Otherwise, a data16 prefix on a jump |
5805 | instruction means that the pc is masked to 16 bits after |
5806 | the displacement is added! */ |
5807 | mask = 0xffff; |
5808 | if ((prefixes & PREFIX_DATA) == 0) |
5809 | segment = ((start_pc + codep - start_codep) |
5810 | & ~((bfd_vma) 0xffff)); |
5811 | } |
5812 | used_prefixes |= (prefixes & PREFIX_DATA); |
5813 | break; |
5814 | default: |
5815 | oappend (INTERNAL_DISASSEMBLER_ERROR); |
5816 | return; |
5817 | } |
5818 | disp = ((start_pc + codep - start_codep + disp) & mask) | segment; |
5819 | set_op (disp, 0); |
5820 | print_operand_value (scratchbuf, sizeof(scratchbuf), 1, disp); |
5821 | oappend (scratchbuf); |
5822 | } |
5823 | |
5824 | static void |
5825 | OP_SEG (int bytemode, int sizeflag) |
5826 | { |
5827 | if (bytemode == w_mode) |
5828 | oappend (names_seg[modrm.reg]); |
5829 | else |
5830 | OP_E (modrm.mod == 3 ? bytemode : w_mode, sizeflag); |
5831 | } |
5832 | |
5833 | static void |
5834 | OP_DIR (int dummy ATTRIBUTE_UNUSED, int sizeflag) |
5835 | { |
5836 | int seg, offset; |
5837 | |
5838 | if (sizeflag & DFLAG) |
5839 | { |
5840 | offset = get32 (); |
5841 | seg = get16 (); |
5842 | } |
5843 | else |
5844 | { |
5845 | offset = get16 (); |
5846 | seg = get16 (); |
5847 | } |
5848 | used_prefixes |= (prefixes & PREFIX_DATA); |
5849 | if (intel_syntax) |
5850 | snprintf (scratchbuf, sizeof(scratchbuf), "0x%x:0x%x" , seg, offset); |
5851 | else |
5852 | snprintf (scratchbuf, sizeof(scratchbuf), "$0x%x,$0x%x" , seg, offset); |
5853 | oappend (scratchbuf); |
5854 | } |
5855 | |
5856 | static void |
5857 | OP_OFF (int bytemode, int sizeflag) |
5858 | { |
5859 | bfd_vma off; |
5860 | |
5861 | if (intel_syntax && (sizeflag & SUFFIX_ALWAYS)) |
5862 | intel_operand_size (bytemode, sizeflag); |
5863 | append_seg (); |
5864 | |
5865 | if ((sizeflag & AFLAG) || address_mode == mode_64bit) |
5866 | off = get32 (); |
5867 | else |
5868 | off = get16 (); |
5869 | |
5870 | if (intel_syntax) |
5871 | { |
5872 | if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS |
5873 | | PREFIX_ES | PREFIX_FS | PREFIX_GS))) |
5874 | { |
5875 | oappend (names_seg[ds_reg - es_reg]); |
5876 | oappend (":" ); |
5877 | } |
5878 | } |
5879 | print_operand_value (scratchbuf, sizeof(scratchbuf), 1, off); |
5880 | oappend (scratchbuf); |
5881 | } |
5882 | |
5883 | static void |
5884 | OP_OFF64 (int bytemode, int sizeflag) |
5885 | { |
5886 | bfd_vma off; |
5887 | |
5888 | if (address_mode != mode_64bit |
5889 | || (prefixes & PREFIX_ADDR)) |
5890 | { |
5891 | OP_OFF (bytemode, sizeflag); |
5892 | return; |
5893 | } |
5894 | |
5895 | if (intel_syntax && (sizeflag & SUFFIX_ALWAYS)) |
5896 | intel_operand_size (bytemode, sizeflag); |
5897 | append_seg (); |
5898 | |
5899 | off = get64 (); |
5900 | |
5901 | if (intel_syntax) |
5902 | { |
5903 | if (!(prefixes & (PREFIX_CS | PREFIX_SS | PREFIX_DS |
5904 | | PREFIX_ES | PREFIX_FS | PREFIX_GS))) |
5905 | { |
5906 | oappend (names_seg[ds_reg - es_reg]); |
5907 | oappend (":" ); |
5908 | } |
5909 | } |
5910 | print_operand_value (scratchbuf, sizeof(scratchbuf), 1, off); |
5911 | oappend (scratchbuf); |
5912 | } |
5913 | |
5914 | static void |
5915 | ptr_reg (int code, int sizeflag) |
5916 | { |
5917 | const char *s; |
5918 | |
5919 | *obufp++ = open_char; |
5920 | used_prefixes |= (prefixes & PREFIX_ADDR); |
5921 | if (address_mode == mode_64bit) |
5922 | { |
5923 | if (!(sizeflag & AFLAG)) |
5924 | s = names32[code - eAX_reg]; |
5925 | else |
5926 | s = names64[code - eAX_reg]; |
5927 | } |
5928 | else if (sizeflag & AFLAG) |
5929 | s = names32[code - eAX_reg]; |
5930 | else |
5931 | s = names16[code - eAX_reg]; |
5932 | oappend (s); |
5933 | *obufp++ = close_char; |
5934 | *obufp = 0; |
5935 | } |
5936 | |
5937 | static void |
5938 | OP_ESreg (int code, int sizeflag) |
5939 | { |
5940 | if (intel_syntax) |
5941 | { |
5942 | switch (codep[-1]) |
5943 | { |
5944 | case 0x6d: /* insw/insl */ |
5945 | intel_operand_size (z_mode, sizeflag); |
5946 | break; |
5947 | case 0xa5: /* movsw/movsl/movsq */ |
5948 | case 0xa7: /* cmpsw/cmpsl/cmpsq */ |
5949 | case 0xab: /* stosw/stosl */ |
5950 | case 0xaf: /* scasw/scasl */ |
5951 | intel_operand_size (v_mode, sizeflag); |
5952 | break; |
5953 | default: |
5954 | intel_operand_size (b_mode, sizeflag); |
5955 | } |
5956 | } |
5957 | oappend ("%es:" + intel_syntax); |
5958 | ptr_reg (code, sizeflag); |
5959 | } |
5960 | |
5961 | static void |
5962 | OP_DSreg (int code, int sizeflag) |
5963 | { |
5964 | if (intel_syntax) |
5965 | { |
5966 | switch (codep[-1]) |
5967 | { |
5968 | case 0x6f: /* outsw/outsl */ |
5969 | intel_operand_size (z_mode, sizeflag); |
5970 | break; |
5971 | case 0xa5: /* movsw/movsl/movsq */ |
5972 | case 0xa7: /* cmpsw/cmpsl/cmpsq */ |
5973 | case 0xad: /* lodsw/lodsl/lodsq */ |
5974 | intel_operand_size (v_mode, sizeflag); |
5975 | break; |
5976 | default: |
5977 | intel_operand_size (b_mode, sizeflag); |
5978 | } |
5979 | } |
5980 | if ((prefixes |
5981 | & (PREFIX_CS |
5982 | | PREFIX_DS |
5983 | | PREFIX_SS |
5984 | | PREFIX_ES |
5985 | | PREFIX_FS |
5986 | | PREFIX_GS)) == 0) |
5987 | prefixes |= PREFIX_DS; |
5988 | append_seg (); |
5989 | ptr_reg (code, sizeflag); |
5990 | } |
5991 | |
5992 | static void |
5993 | OP_C (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
5994 | { |
5995 | int add = 0; |
5996 | if (rex & REX_R) |
5997 | { |
5998 | USED_REX (REX_R); |
5999 | add = 8; |
6000 | } |
6001 | else if (address_mode != mode_64bit && (prefixes & PREFIX_LOCK)) |
6002 | { |
6003 | used_prefixes |= PREFIX_LOCK; |
6004 | add = 8; |
6005 | } |
6006 | snprintf (scratchbuf, sizeof(scratchbuf), "%%cr%d" , modrm.reg + add); |
6007 | oappend (scratchbuf + intel_syntax); |
6008 | } |
6009 | |
6010 | static void |
6011 | OP_D (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
6012 | { |
6013 | int add = 0; |
6014 | USED_REX (REX_R); |
6015 | if (rex & REX_R) |
6016 | add = 8; |
6017 | if (intel_syntax) |
6018 | snprintf (scratchbuf, sizeof(scratchbuf), "db%d" , modrm.reg + add); |
6019 | else |
6020 | snprintf (scratchbuf, sizeof(scratchbuf), "%%db%d" , modrm.reg + add); |
6021 | oappend (scratchbuf); |
6022 | } |
6023 | |
6024 | static void |
6025 | OP_T (int dummy ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
6026 | { |
6027 | snprintf (scratchbuf, sizeof(scratchbuf), "%%tr%d" , modrm.reg); |
6028 | oappend (scratchbuf + intel_syntax); |
6029 | } |
6030 | |
6031 | static void |
6032 | OP_R (int bytemode, int sizeflag) |
6033 | { |
6034 | if (modrm.mod == 3) |
6035 | OP_E (bytemode, sizeflag); |
6036 | else |
6037 | BadOp (); |
6038 | } |
6039 | |
6040 | static void |
6041 | OP_MMX (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
6042 | { |
6043 | used_prefixes |= (prefixes & PREFIX_DATA); |
6044 | if (prefixes & PREFIX_DATA) |
6045 | { |
6046 | int add = 0; |
6047 | USED_REX (REX_R); |
6048 | if (rex & REX_R) |
6049 | add = 8; |
6050 | snprintf (scratchbuf, sizeof(scratchbuf), "%%xmm%d" , modrm.reg + add); |
6051 | } |
6052 | else |
6053 | snprintf (scratchbuf, sizeof(scratchbuf), "%%mm%d" , modrm.reg); |
6054 | oappend (scratchbuf + intel_syntax); |
6055 | } |
6056 | |
6057 | static void |
6058 | OP_XMM (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
6059 | { |
6060 | int add = 0; |
6061 | USED_REX (REX_R); |
6062 | if (rex & REX_R) |
6063 | add = 8; |
6064 | snprintf (scratchbuf, sizeof(scratchbuf), "%%xmm%d" , modrm.reg + add); |
6065 | oappend (scratchbuf + intel_syntax); |
6066 | } |
6067 | |
6068 | static void |
6069 | OP_EM (int bytemode, int sizeflag) |
6070 | { |
6071 | if (modrm.mod != 3) |
6072 | { |
6073 | if (intel_syntax && bytemode == v_mode) |
6074 | { |
6075 | bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode; |
6076 | used_prefixes |= (prefixes & PREFIX_DATA); |
6077 | } |
6078 | OP_E (bytemode, sizeflag); |
6079 | return; |
6080 | } |
6081 | |
6082 | /* Skip mod/rm byte. */ |
6083 | MODRM_CHECK; |
6084 | codep++; |
6085 | used_prefixes |= (prefixes & PREFIX_DATA); |
6086 | if (prefixes & PREFIX_DATA) |
6087 | { |
6088 | int add = 0; |
6089 | |
6090 | USED_REX (REX_B); |
6091 | if (rex & REX_B) |
6092 | add = 8; |
6093 | snprintf (scratchbuf, sizeof(scratchbuf), "%%xmm%d" , modrm.rm + add); |
6094 | } |
6095 | else |
6096 | snprintf (scratchbuf, sizeof(scratchbuf), "%%mm%d" , modrm.rm); |
6097 | oappend (scratchbuf + intel_syntax); |
6098 | } |
6099 | |
6100 | /* cvt* are the only instructions in sse2 which have |
6101 | both SSE and MMX operands and also have 0x66 prefix |
6102 | in their opcode. 0x66 was originally used to differentiate |
6103 | between SSE and MMX instruction(operands). So we have to handle the |
6104 | cvt* separately using OP_EMC and OP_MXC */ |
6105 | static void |
6106 | OP_EMC (int bytemode, int sizeflag) |
6107 | { |
6108 | if (modrm.mod != 3) |
6109 | { |
6110 | if (intel_syntax && bytemode == v_mode) |
6111 | { |
6112 | bytemode = (prefixes & PREFIX_DATA) ? x_mode : q_mode; |
6113 | used_prefixes |= (prefixes & PREFIX_DATA); |
6114 | } |
6115 | OP_E (bytemode, sizeflag); |
6116 | return; |
6117 | } |
6118 | |
6119 | /* Skip mod/rm byte. */ |
6120 | MODRM_CHECK; |
6121 | codep++; |
6122 | used_prefixes |= (prefixes & PREFIX_DATA); |
6123 | snprintf (scratchbuf, sizeof(scratchbuf), "%%mm%d" , modrm.rm); |
6124 | oappend (scratchbuf + intel_syntax); |
6125 | } |
6126 | |
6127 | static void |
6128 | OP_MXC (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
6129 | { |
6130 | used_prefixes |= (prefixes & PREFIX_DATA); |
6131 | snprintf (scratchbuf, sizeof(scratchbuf), "%%mm%d" , modrm.reg); |
6132 | oappend (scratchbuf + intel_syntax); |
6133 | } |
6134 | |
6135 | static void |
6136 | OP_EX (int bytemode, int sizeflag) |
6137 | { |
6138 | int add = 0; |
6139 | if (modrm.mod != 3) |
6140 | { |
6141 | OP_E (bytemode, sizeflag); |
6142 | return; |
6143 | } |
6144 | USED_REX (REX_B); |
6145 | if (rex & REX_B) |
6146 | add = 8; |
6147 | |
6148 | /* Skip mod/rm byte. */ |
6149 | MODRM_CHECK; |
6150 | codep++; |
6151 | snprintf (scratchbuf, sizeof(scratchbuf), "%%xmm%d" , modrm.rm + add); |
6152 | oappend (scratchbuf + intel_syntax); |
6153 | } |
6154 | |
6155 | static void |
6156 | OP_MS (int bytemode, int sizeflag) |
6157 | { |
6158 | if (modrm.mod == 3) |
6159 | OP_EM (bytemode, sizeflag); |
6160 | else |
6161 | BadOp (); |
6162 | } |
6163 | |
6164 | static void |
6165 | OP_XS (int bytemode, int sizeflag) |
6166 | { |
6167 | if (modrm.mod == 3) |
6168 | OP_EX (bytemode, sizeflag); |
6169 | else |
6170 | BadOp (); |
6171 | } |
6172 | |
6173 | static void |
6174 | OP_M (int bytemode, int sizeflag) |
6175 | { |
6176 | if (modrm.mod == 3) |
6177 | /* bad bound,lea,lds,les,lfs,lgs,lss,cmpxchg8b,vmptrst modrm */ |
6178 | BadOp (); |
6179 | else |
6180 | OP_E (bytemode, sizeflag); |
6181 | } |
6182 | |
6183 | static void |
6184 | OP_0f07 (int bytemode, int sizeflag) |
6185 | { |
6186 | if (modrm.mod != 3 || modrm.rm != 0) |
6187 | BadOp (); |
6188 | else |
6189 | OP_E (bytemode, sizeflag); |
6190 | } |
6191 | |
6192 | static void |
6193 | OP_0fae (int bytemode, int sizeflag) |
6194 | { |
6195 | if (modrm.mod == 3) |
6196 | { |
6197 | if (modrm.reg == 7) |
6198 | strcpy (obuf + strlen (obuf) - sizeof ("clflush" ) + 1, "sfence" ); |
6199 | |
6200 | if (modrm.reg < 5 || modrm.rm != 0) |
6201 | { |
6202 | BadOp (); /* bad sfence, mfence, or lfence */ |
6203 | return; |
6204 | } |
6205 | } |
6206 | else if (modrm.reg != 7) |
6207 | { |
6208 | BadOp (); /* bad clflush */ |
6209 | return; |
6210 | } |
6211 | |
6212 | OP_E (bytemode, sizeflag); |
6213 | } |
6214 | |
6215 | /* NOP is an alias of "xchg %ax,%ax" in 16bit mode, "xchg %eax,%eax" in |
6216 | 32bit mode and "xchg %rax,%rax" in 64bit mode. */ |
6217 | |
6218 | static void |
6219 | NOP_Fixup1 (int bytemode, int sizeflag) |
6220 | { |
6221 | if ((prefixes & PREFIX_DATA) != 0 |
6222 | || (rex != 0 |
6223 | && rex != 0x48 |
6224 | && address_mode == mode_64bit)) |
6225 | OP_REG (bytemode, sizeflag); |
6226 | else |
6227 | strcpy (obuf, "nop" ); |
6228 | } |
6229 | |
6230 | static void |
6231 | NOP_Fixup2 (int bytemode, int sizeflag) |
6232 | { |
6233 | if ((prefixes & PREFIX_DATA) != 0 |
6234 | || (rex != 0 |
6235 | && rex != 0x48 |
6236 | && address_mode == mode_64bit)) |
6237 | OP_IMREG (bytemode, sizeflag); |
6238 | } |
6239 | |
6240 | static const char *Suffix3DNow[] = { |
6241 | /* 00 */ NULL, NULL, NULL, NULL, |
6242 | /* 04 */ NULL, NULL, NULL, NULL, |
6243 | /* 08 */ NULL, NULL, NULL, NULL, |
6244 | /* 0C */ "pi2fw" , "pi2fd" , NULL, NULL, |
6245 | /* 10 */ NULL, NULL, NULL, NULL, |
6246 | /* 14 */ NULL, NULL, NULL, NULL, |
6247 | /* 18 */ NULL, NULL, NULL, NULL, |
6248 | /* 1C */ "pf2iw" , "pf2id" , NULL, NULL, |
6249 | /* 20 */ NULL, NULL, NULL, NULL, |
6250 | /* 24 */ NULL, NULL, NULL, NULL, |
6251 | /* 28 */ NULL, NULL, NULL, NULL, |
6252 | /* 2C */ NULL, NULL, NULL, NULL, |
6253 | /* 30 */ NULL, NULL, NULL, NULL, |
6254 | /* 34 */ NULL, NULL, NULL, NULL, |
6255 | /* 38 */ NULL, NULL, NULL, NULL, |
6256 | /* 3C */ NULL, NULL, NULL, NULL, |
6257 | /* 40 */ NULL, NULL, NULL, NULL, |
6258 | /* 44 */ NULL, NULL, NULL, NULL, |
6259 | /* 48 */ NULL, NULL, NULL, NULL, |
6260 | /* 4C */ NULL, NULL, NULL, NULL, |
6261 | /* 50 */ NULL, NULL, NULL, NULL, |
6262 | /* 54 */ NULL, NULL, NULL, NULL, |
6263 | /* 58 */ NULL, NULL, NULL, NULL, |
6264 | /* 5C */ NULL, NULL, NULL, NULL, |
6265 | /* 60 */ NULL, NULL, NULL, NULL, |
6266 | /* 64 */ NULL, NULL, NULL, NULL, |
6267 | /* 68 */ NULL, NULL, NULL, NULL, |
6268 | /* 6C */ NULL, NULL, NULL, NULL, |
6269 | /* 70 */ NULL, NULL, NULL, NULL, |
6270 | /* 74 */ NULL, NULL, NULL, NULL, |
6271 | /* 78 */ NULL, NULL, NULL, NULL, |
6272 | /* 7C */ NULL, NULL, NULL, NULL, |
6273 | /* 80 */ NULL, NULL, NULL, NULL, |
6274 | /* 84 */ NULL, NULL, NULL, NULL, |
6275 | /* 88 */ NULL, NULL, "pfnacc" , NULL, |
6276 | /* 8C */ NULL, NULL, "pfpnacc" , NULL, |
6277 | /* 90 */ "pfcmpge" , NULL, NULL, NULL, |
6278 | /* 94 */ "pfmin" , NULL, "pfrcp" , "pfrsqrt" , |
6279 | /* 98 */ NULL, NULL, "pfsub" , NULL, |
6280 | /* 9C */ NULL, NULL, "pfadd" , NULL, |
6281 | /* A0 */ "pfcmpgt" , NULL, NULL, NULL, |
6282 | /* A4 */ "pfmax" , NULL, "pfrcpit1" , "pfrsqit1" , |
6283 | /* A8 */ NULL, NULL, "pfsubr" , NULL, |
6284 | /* AC */ NULL, NULL, "pfacc" , NULL, |
6285 | /* B0 */ "pfcmpeq" , NULL, NULL, NULL, |
6286 | /* B4 */ "pfmul" , NULL, "pfrcpit2" , "pmulhrw" , |
6287 | /* B8 */ NULL, NULL, NULL, "pswapd" , |
6288 | /* BC */ NULL, NULL, NULL, "pavgusb" , |
6289 | /* C0 */ NULL, NULL, NULL, NULL, |
6290 | /* C4 */ NULL, NULL, NULL, NULL, |
6291 | /* C8 */ NULL, NULL, NULL, NULL, |
6292 | /* CC */ NULL, NULL, NULL, NULL, |
6293 | /* D0 */ NULL, NULL, NULL, NULL, |
6294 | /* D4 */ NULL, NULL, NULL, NULL, |
6295 | /* D8 */ NULL, NULL, NULL, NULL, |
6296 | /* DC */ NULL, NULL, NULL, NULL, |
6297 | /* E0 */ NULL, NULL, NULL, NULL, |
6298 | /* E4 */ NULL, NULL, NULL, NULL, |
6299 | /* E8 */ NULL, NULL, NULL, NULL, |
6300 | /* EC */ NULL, NULL, NULL, NULL, |
6301 | /* F0 */ NULL, NULL, NULL, NULL, |
6302 | /* F4 */ NULL, NULL, NULL, NULL, |
6303 | /* F8 */ NULL, NULL, NULL, NULL, |
6304 | /* FC */ NULL, NULL, NULL, NULL, |
6305 | }; |
6306 | |
6307 | static void |
6308 | OP_3DNowSuffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
6309 | { |
6310 | const char *mnemonic; |
6311 | |
6312 | fetch_data(the_info, codep + 1); |
6313 | /* AMD 3DNow! instructions are specified by an opcode suffix in the |
6314 | place where an 8-bit immediate would normally go. ie. the last |
6315 | byte of the instruction. */ |
6316 | obufp = obuf + strlen (obuf); |
6317 | mnemonic = Suffix3DNow[*codep++ & 0xff]; |
6318 | if (mnemonic) |
6319 | oappend (mnemonic); |
6320 | else |
6321 | { |
6322 | /* Since a variable sized modrm/sib chunk is between the start |
6323 | of the opcode (0x0f0f) and the opcode suffix, we need to do |
6324 | all the modrm processing first, and don't know until now that |
6325 | we have a bad opcode. This necessitates some cleaning up. */ |
6326 | op_out[0][0] = '\0'; |
6327 | op_out[1][0] = '\0'; |
6328 | BadOp (); |
6329 | } |
6330 | } |
6331 | |
6332 | static const char *simd_cmp_op[] = { |
6333 | "eq" , |
6334 | "lt" , |
6335 | "le" , |
6336 | "unord" , |
6337 | "neq" , |
6338 | "nlt" , |
6339 | "nle" , |
6340 | "ord" |
6341 | }; |
6342 | |
6343 | static void |
6344 | OP_SIMD_Suffix (int bytemode ATTRIBUTE_UNUSED, int sizeflag ATTRIBUTE_UNUSED) |
6345 | { |
6346 | unsigned int cmp_type; |
6347 | |
6348 | fetch_data(the_info, codep + 1); |
6349 | obufp = obuf + strlen (obuf); |
6350 | cmp_type = *codep++ & 0xff; |
6351 | if (cmp_type < 8) |
6352 | { |
6353 | char suffix1 = 'p', suffix2 = 's'; |
6354 | used_prefixes |= (prefixes & PREFIX_REPZ); |
6355 | if (prefixes & PREFIX_REPZ) |
6356 | suffix1 = 's'; |
6357 | else |
6358 | { |
6359 | used_prefixes |= (prefixes & PREFIX_DATA); |
6360 | if (prefixes & PREFIX_DATA) |
6361 | suffix2 = 'd'; |
6362 | else |
6363 | { |
6364 | used_prefixes |= (prefixes & PREFIX_REPNZ); |
6365 | if (prefixes & PREFIX_REPNZ) |
6366 | suffix1 = 's', suffix2 = 'd'; |
6367 | } |
6368 | } |
6369 | snprintf (scratchbuf, sizeof(scratchbuf), "cmp%s%c%c" , |
6370 | simd_cmp_op[cmp_type], suffix1, suffix2); |
6371 | used_prefixes |= (prefixes & PREFIX_REPZ); |
6372 | oappend (scratchbuf); |
6373 | } |
6374 | else |
6375 | { |
6376 | /* We have a bad extension byte. Clean up. */ |
6377 | op_out[0][0] = '\0'; |
6378 | op_out[1][0] = '\0'; |
6379 | BadOp (); |
6380 | } |
6381 | } |
6382 | |
6383 | static void |
6384 | SIMD_Fixup (int , int sizeflag ATTRIBUTE_UNUSED) |
6385 | { |
6386 | /* Change movlps/movhps to movhlps/movlhps for 2 register operand |
6387 | forms of these instructions. */ |
6388 | if (modrm.mod == 3) |
6389 | { |
6390 | char *p = obuf + strlen (obuf); |
6391 | *(p + 1) = '\0'; |
6392 | *p = *(p - 1); |
6393 | *(p - 1) = *(p - 2); |
6394 | *(p - 2) = *(p - 3); |
6395 | *(p - 3) = extrachar; |
6396 | } |
6397 | } |
6398 | |
6399 | static void |
6400 | PNI_Fixup (int ATTRIBUTE_UNUSED, int sizeflag) |
6401 | { |
6402 | if (modrm.mod == 3 && modrm.reg == 1 && modrm.rm <= 1) |
6403 | { |
6404 | /* Override "sidt". */ |
6405 | size_t olen = strlen (obuf); |
6406 | char *p = obuf + olen - 4; |
6407 | const char * const *names = (address_mode == mode_64bit |
6408 | ? names64 : names32); |
6409 | |
6410 | /* We might have a suffix when disassembling with -Msuffix. */ |
6411 | if (*p == 'i') |
6412 | --p; |
6413 | |
6414 | /* Remove "addr16/addr32" if we aren't in Intel mode. */ |
6415 | if (!intel_syntax |
6416 | && (prefixes & PREFIX_ADDR) |
6417 | && olen >= (4 + 7) |
6418 | && *(p - 1) == ' ' |
6419 | && strncmp (p - 7, "addr" , 4) == 0 |
6420 | && (strncmp (p - 3, "16" , 2) == 0 |
6421 | || strncmp (p - 3, "32" , 2) == 0)) |
6422 | p -= 7; |
6423 | |
6424 | if (modrm.rm) |
6425 | { |
6426 | /* mwait %eax,%ecx */ |
6427 | strcpy (p, "mwait" ); |
6428 | if (!intel_syntax) |
6429 | strcpy (op_out[0], names[0]); |
6430 | } |
6431 | else |
6432 | { |
6433 | /* monitor %eax,%ecx,%edx" */ |
6434 | strcpy (p, "monitor" ); |
6435 | if (!intel_syntax) |
6436 | { |
6437 | const char * const *op1_names; |
6438 | if (!(prefixes & PREFIX_ADDR)) |
6439 | op1_names = (address_mode == mode_16bit |
6440 | ? names16 : names); |
6441 | else |
6442 | { |
6443 | op1_names = (address_mode != mode_32bit |
6444 | ? names32 : names16); |
6445 | used_prefixes |= PREFIX_ADDR; |
6446 | } |
6447 | strcpy (op_out[0], op1_names[0]); |
6448 | strcpy (op_out[2], names[2]); |
6449 | } |
6450 | } |
6451 | if (!intel_syntax) |
6452 | { |
6453 | strcpy (op_out[1], names[1]); |
6454 | two_source_ops = 1; |
6455 | } |
6456 | |
6457 | codep++; |
6458 | } |
6459 | else |
6460 | OP_M (0, sizeflag); |
6461 | } |
6462 | |
6463 | static void |
6464 | SVME_Fixup (int bytemode, int sizeflag) |
6465 | { |
6466 | const char *alt; |
6467 | char *p; |
6468 | |
6469 | switch (*codep) |
6470 | { |
6471 | case 0xd8: |
6472 | alt = "vmrun" ; |
6473 | break; |
6474 | case 0xd9: |
6475 | alt = "vmmcall" ; |
6476 | break; |
6477 | case 0xda: |
6478 | alt = "vmload" ; |
6479 | break; |
6480 | case 0xdb: |
6481 | alt = "vmsave" ; |
6482 | break; |
6483 | case 0xdc: |
6484 | alt = "stgi" ; |
6485 | break; |
6486 | case 0xdd: |
6487 | alt = "clgi" ; |
6488 | break; |
6489 | case 0xde: |
6490 | alt = "skinit" ; |
6491 | break; |
6492 | case 0xdf: |
6493 | alt = "invlpga" ; |
6494 | break; |
6495 | default: |
6496 | OP_M (bytemode, sizeflag); |
6497 | return; |
6498 | } |
6499 | /* Override "lidt". */ |
6500 | p = obuf + strlen (obuf) - 4; |
6501 | /* We might have a suffix. */ |
6502 | if (*p == 'i') |
6503 | --p; |
6504 | strcpy (p, alt); |
6505 | if (!(prefixes & PREFIX_ADDR)) |
6506 | { |
6507 | ++codep; |
6508 | return; |
6509 | } |
6510 | used_prefixes |= PREFIX_ADDR; |
6511 | switch (*codep++) |
6512 | { |
6513 | case 0xdf: |
6514 | strcpy (op_out[1], names32[1]); |
6515 | two_source_ops = 1; |
6516 | /* Fall through. */ |
6517 | case 0xd8: |
6518 | case 0xda: |
6519 | case 0xdb: |
6520 | *obufp++ = open_char; |
6521 | if (address_mode == mode_64bit || (sizeflag & AFLAG)) |
6522 | alt = names32[0]; |
6523 | else |
6524 | alt = names16[0]; |
6525 | strcpy (obufp, alt); |
6526 | obufp += strlen (alt); |
6527 | *obufp++ = close_char; |
6528 | *obufp = '\0'; |
6529 | break; |
6530 | } |
6531 | } |
6532 | |
6533 | static void |
6534 | INVLPG_Fixup (int bytemode, int sizeflag) |
6535 | { |
6536 | const char *alt; |
6537 | |
6538 | switch (*codep) |
6539 | { |
6540 | case 0xf8: |
6541 | alt = "swapgs" ; |
6542 | break; |
6543 | case 0xf9: |
6544 | alt = "rdtscp" ; |
6545 | break; |
6546 | default: |
6547 | OP_M (bytemode, sizeflag); |
6548 | return; |
6549 | } |
6550 | /* Override "invlpg". */ |
6551 | strcpy (obuf + strlen (obuf) - 6, alt); |
6552 | codep++; |
6553 | } |
6554 | |
6555 | static void |
6556 | BadOp (void) |
6557 | { |
6558 | /* Throw away prefixes and 1st. opcode byte. */ |
6559 | codep = insn_codep + 1; |
6560 | oappend ("(bad)" ); |
6561 | } |
6562 | |
6563 | static void |
6564 | VMX_Fixup (int ATTRIBUTE_UNUSED, int sizeflag) |
6565 | { |
6566 | if (modrm.mod == 3 |
6567 | && modrm.reg == 0 |
6568 | && modrm.rm >=1 |
6569 | && modrm.rm <= 4) |
6570 | { |
6571 | /* Override "sgdt". */ |
6572 | char *p = obuf + strlen (obuf) - 4; |
6573 | |
6574 | /* We might have a suffix when disassembling with -Msuffix. */ |
6575 | if (*p == 'g') |
6576 | --p; |
6577 | |
6578 | switch (modrm.rm) |
6579 | { |
6580 | case 1: |
6581 | strcpy (p, "vmcall" ); |
6582 | break; |
6583 | case 2: |
6584 | strcpy (p, "vmlaunch" ); |
6585 | break; |
6586 | case 3: |
6587 | strcpy (p, "vmresume" ); |
6588 | break; |
6589 | case 4: |
6590 | strcpy (p, "vmxoff" ); |
6591 | break; |
6592 | } |
6593 | |
6594 | codep++; |
6595 | } |
6596 | else |
6597 | OP_E (0, sizeflag); |
6598 | } |
6599 | |
6600 | static void |
6601 | OP_VMX (int bytemode, int sizeflag) |
6602 | { |
6603 | used_prefixes |= (prefixes & (PREFIX_DATA | PREFIX_REPZ)); |
6604 | if (prefixes & PREFIX_DATA) |
6605 | strcpy (obuf, "vmclear" ); |
6606 | else if (prefixes & PREFIX_REPZ) |
6607 | strcpy (obuf, "vmxon" ); |
6608 | else |
6609 | strcpy (obuf, "vmptrld" ); |
6610 | OP_E (bytemode, sizeflag); |
6611 | } |
6612 | |
6613 | static void |
6614 | REP_Fixup (int bytemode, int sizeflag) |
6615 | { |
6616 | /* The 0xf3 prefix should be displayed as "rep" for ins, outs, movs, |
6617 | lods and stos. */ |
6618 | size_t ilen = 0; |
6619 | |
6620 | if (prefixes & PREFIX_REPZ) |
6621 | switch (*insn_codep) |
6622 | { |
6623 | case 0x6e: /* outsb */ |
6624 | case 0x6f: /* outsw/outsl */ |
6625 | case 0xa4: /* movsb */ |
6626 | case 0xa5: /* movsw/movsl/movsq */ |
6627 | if (!intel_syntax) |
6628 | ilen = 5; |
6629 | else |
6630 | ilen = 4; |
6631 | break; |
6632 | case 0xaa: /* stosb */ |
6633 | case 0xab: /* stosw/stosl/stosq */ |
6634 | case 0xac: /* lodsb */ |
6635 | case 0xad: /* lodsw/lodsl/lodsq */ |
6636 | if (!intel_syntax && (sizeflag & SUFFIX_ALWAYS)) |
6637 | ilen = 5; |
6638 | else |
6639 | ilen = 4; |
6640 | break; |
6641 | case 0x6c: /* insb */ |
6642 | case 0x6d: /* insl/insw */ |
6643 | if (!intel_syntax) |
6644 | ilen = 4; |
6645 | else |
6646 | ilen = 3; |
6647 | break; |
6648 | default: |
6649 | abort (); |
6650 | break; |
6651 | } |
6652 | |
6653 | if (ilen != 0) |
6654 | { |
6655 | size_t olen; |
6656 | char *p; |
6657 | |
6658 | olen = strlen (obuf); |
6659 | p = obuf + olen - ilen - 1 - 4; |
6660 | /* Handle "repz [addr16|addr32]". */ |
6661 | if ((prefixes & PREFIX_ADDR)) |
6662 | p -= 1 + 6; |
6663 | |
6664 | memmove (p + 3, p + 4, olen - (p + 3 - obuf)); |
6665 | } |
6666 | |
6667 | switch (bytemode) |
6668 | { |
6669 | case al_reg: |
6670 | case eAX_reg: |
6671 | case indir_dx_reg: |
6672 | OP_IMREG (bytemode, sizeflag); |
6673 | break; |
6674 | case eDI_reg: |
6675 | OP_ESreg (bytemode, sizeflag); |
6676 | break; |
6677 | case eSI_reg: |
6678 | OP_DSreg (bytemode, sizeflag); |
6679 | break; |
6680 | default: |
6681 | abort (); |
6682 | break; |
6683 | } |
6684 | } |
6685 | |
6686 | static void |
6687 | CMPXCHG8B_Fixup (int bytemode, int sizeflag) |
6688 | { |
6689 | USED_REX (REX_W); |
6690 | if (rex & REX_W) |
6691 | { |
6692 | /* Change cmpxchg8b to cmpxchg16b. */ |
6693 | char *p = obuf + strlen (obuf) - 2; |
6694 | strcpy (p, "16b" ); |
6695 | bytemode = o_mode; |
6696 | } |
6697 | OP_M (bytemode, sizeflag); |
6698 | } |
6699 | |
6700 | static void |
6701 | XMM_Fixup (int reg, int sizeflag ATTRIBUTE_UNUSED) |
6702 | { |
6703 | snprintf (scratchbuf, sizeof(scratchbuf), "%%xmm%d" , reg); |
6704 | oappend (scratchbuf + intel_syntax); |
6705 | } |
6706 | |
6707 | static void |
6708 | CRC32_Fixup (int bytemode, int sizeflag) |
6709 | { |
6710 | /* Add proper suffix to "crc32". */ |
6711 | char *p = obuf + strlen (obuf); |
6712 | |
6713 | switch (bytemode) |
6714 | { |
6715 | case b_mode: |
6716 | if (intel_syntax) |
6717 | break; |
6718 | |
6719 | *p++ = 'b'; |
6720 | break; |
6721 | case v_mode: |
6722 | if (intel_syntax) |
6723 | break; |
6724 | |
6725 | USED_REX (REX_W); |
6726 | if (rex & REX_W) |
6727 | *p++ = 'q'; |
6728 | else if (sizeflag & DFLAG) |
6729 | *p++ = 'l'; |
6730 | else |
6731 | *p++ = 'w'; |
6732 | used_prefixes |= (prefixes & PREFIX_DATA); |
6733 | break; |
6734 | default: |
6735 | oappend (INTERNAL_DISASSEMBLER_ERROR); |
6736 | break; |
6737 | } |
6738 | *p = '\0'; |
6739 | |
6740 | if (modrm.mod == 3) |
6741 | { |
6742 | int add; |
6743 | |
6744 | /* Skip mod/rm byte. */ |
6745 | MODRM_CHECK; |
6746 | codep++; |
6747 | |
6748 | USED_REX (REX_B); |
6749 | add = (rex & REX_B) ? 8 : 0; |
6750 | if (bytemode == b_mode) |
6751 | { |
6752 | USED_REX (0); |
6753 | if (rex) |
6754 | oappend (names8rex[modrm.rm + add]); |
6755 | else |
6756 | oappend (names8[modrm.rm + add]); |
6757 | } |
6758 | else |
6759 | { |
6760 | USED_REX (REX_W); |
6761 | if (rex & REX_W) |
6762 | oappend (names64[modrm.rm + add]); |
6763 | else if ((prefixes & PREFIX_DATA)) |
6764 | oappend (names16[modrm.rm + add]); |
6765 | else |
6766 | oappend (names32[modrm.rm + add]); |
6767 | } |
6768 | } |
6769 | else |
6770 | OP_E (bytemode, sizeflag); |
6771 | } |
6772 | |