1 /* 2 * 3 * CDDL HEADER START 4 * 5 * The contents of this file are subject to the terms of the 6 * Common Development and Distribution License (the "License"). 7 * You may not use this file except in compliance with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. 24 * Copyright 2019 Joyent, Inc. 25 * Copyright 2020 Robert Mustacchi 26 */ 27 28 /* 29 * Copyright (c) 2010, Intel Corporation. 30 * All rights reserved. 31 */ 32 33 /* Copyright (c) 1988 AT&T */ 34 /* All Rights Reserved */ 35 36 /* 37 */ 38 39 #include "dis_tables.h" 40 41 /* BEGIN CSTYLED */ 42 43 /* 44 * Disassembly begins in dis_distable, which is equivalent to the One-byte 45 * Opcode Map in the Intel IA32 ISA Reference (page A-6 in my copy). The 46 * decoding loops then traverse out through the other tables as necessary to 47 * decode a given instruction. 48 * 49 * The behavior of this file can be controlled by one of the following flags: 50 * 51 * DIS_TEXT Include text for disassembly 52 * DIS_MEM Include memory-size calculations 53 * 54 * Either or both of these can be defined. 55 * 56 * This file is not, and will never be, cstyled. If anything, the tables should 57 * be taken out another tab stop or two so nothing overlaps. 58 */ 59 60 /* 61 * These functions must be provided for the consumer to do disassembly. 62 */ 63 #ifdef DIS_TEXT 64 extern char *strncpy(char *, const char *, size_t); 65 extern size_t strlen(const char *); 66 extern int strcmp(const char *, const char *); 67 extern int strncmp(const char *, const char *, size_t); 68 extern size_t strlcat(char *, const char *, size_t); 69 #endif 70 71 72 #define TERM 0 /* used to indicate that the 'indirect' */ 73 /* field terminates - no pointer. */ 74 75 /* Used to decode instructions. */ 76 typedef struct instable { 77 struct instable *it_indirect; /* for decode op codes */ 78 uchar_t it_adrmode; 79 #ifdef DIS_TEXT 80 char it_name[NCPS]; 81 uint_t it_suffix:1; /* mnem + "w", "l", or "d" */ 82 #endif 83 #ifdef DIS_MEM 84 uint_t it_size:16; 85 #endif 86 uint_t it_invalid64:1; /* opcode invalid in amd64 */ 87 uint_t it_always64:1; /* 64 bit when in 64 bit mode */ 88 uint_t it_invalid32:1; /* invalid in IA32 */ 89 uint_t it_stackop:1; /* push/pop stack operation */ 90 uint_t it_vexwoxmm:1; /* VEX instructions that don't use XMM/YMM */ 91 uint_t it_avxsuf:2; /* AVX2/AVX512 suffix rqd. */ 92 uint_t it_vexopmask:1; /* VEX inst. that use opmask */ 93 } instable_t; 94 95 /* 96 * Instruction formats. 97 */ 98 enum { 99 UNKNOWN, 100 MRw, 101 IMlw, 102 IMw, 103 IR, 104 OA, 105 AO, 106 MS, 107 SM, 108 Mv, 109 Mw, 110 M, /* register or memory */ 111 MG9, /* register or memory in group 9 (prefix optional) */ 112 Mb, /* register or memory, always byte sized */ 113 MO, /* memory only (no registers) */ 114 PREF, 115 SWAPGS_RDTSCP, 116 MONITOR_MWAIT, 117 R, 118 RA, 119 SEG, 120 MR, 121 RM, 122 RM_66r, /* RM, but with a required 0x66 prefix */ 123 IA, 124 MA, 125 SD, 126 AD, 127 SA, 128 D, 129 INM, 130 SO, 131 BD, 132 I, 133 P, 134 V, 135 DSHIFT, /* for double shift that has an 8-bit immediate */ 136 U, 137 OVERRIDE, 138 NORM, /* instructions w/o ModR/M byte, no memory access */ 139 IMPLMEM, /* instructions w/o ModR/M byte, implicit mem access */ 140 O, /* for call */ 141 JTAB, /* jump table */ 142 IMUL, /* for 186 iimul instr */ 143 CBW, /* so data16 can be evaluated for cbw and variants */ 144 MvI, /* for 186 logicals */ 145 ENTER, /* for 186 enter instr */ 146 RMw, /* for 286 arpl instr */ 147 Ib, /* for push immediate byte */ 148 F, /* for 287 instructions */ 149 FF, /* for 287 instructions */ 150 FFC, /* for 287 instructions */ 151 DM, /* 16-bit data */ 152 AM, /* 16-bit addr */ 153 LSEG, /* for 3-bit seg reg encoding */ 154 MIb, /* for 386 logicals */ 155 SREG, /* for 386 special registers */ 156 PREFIX, /* a REP instruction prefix */ 157 LOCK, /* a LOCK instruction prefix */ 158 INT3, /* The int 3 instruction, which has a fake operand */ 159 INTx, /* The normal int instruction, with explicit int num */ 160 DSHIFTcl, /* for double shift that implicitly uses %cl */ 161 CWD, /* so data16 can be evaluated for cwd and variants */ 162 RET, /* single immediate 16-bit operand */ 163 MOVZ, /* for movs and movz, with different size operands */ 164 CRC32, /* for crc32, with different size operands */ 165 XADDB, /* for xaddb */ 166 MOVSXZ, /* AMD64 mov sign extend 32 to 64 bit instruction */ 167 MOVBE, /* movbe instruction */ 168 169 /* 170 * MMX/SIMD addressing modes. 171 */ 172 173 MMO, /* Prefixable MMX/SIMD-Int mm/mem -> mm */ 174 MMOIMPL, /* Prefixable MMX/SIMD-Int mm -> mm (mem) */ 175 MMO3P, /* Prefixable MMX/SIMD-Int mm -> r32,imm8 */ 176 MMOM3, /* Prefixable MMX/SIMD-Int mm -> r32 */ 177 MMOS, /* Prefixable MMX/SIMD-Int mm -> mm/mem */ 178 MMOMS, /* Prefixable MMX/SIMD-Int mm -> mem */ 179 MMOPM, /* MMX/SIMD-Int mm/mem -> mm,imm8 */ 180 MMOPM_66o, /* MMX/SIMD-Int 0x66 optional mm/mem -> mm,imm8 */ 181 MMOPRM, /* Prefixable MMX/SIMD-Int r32/mem -> mm,imm8 */ 182 MMOSH, /* Prefixable MMX mm,imm8 */ 183 MM, /* MMX/SIMD-Int mm/mem -> mm */ 184 MMS, /* MMX/SIMD-Int mm -> mm/mem */ 185 MMSH, /* MMX mm,imm8 */ 186 XMMO, /* Prefixable SIMD xmm/mem -> xmm */ 187 XMMOS, /* Prefixable SIMD xmm -> xmm/mem */ 188 XMMOPM, /* Prefixable SIMD xmm/mem w/to xmm,imm8 */ 189 XMMOMX, /* Prefixable SIMD mm/mem -> xmm */ 190 XMMOX3, /* Prefixable SIMD xmm -> r32 */ 191 XMMOXMM, /* Prefixable SIMD xmm/mem -> mm */ 192 XMMOM, /* Prefixable SIMD xmm -> mem */ 193 XMMOMS, /* Prefixable SIMD mem -> xmm */ 194 XMM, /* SIMD xmm/mem -> xmm */ 195 XMM_66r, /* SIMD 0x66 prefix required xmm/mem -> xmm */ 196 XMM_66o, /* SIMD 0x66 prefix optional xmm/mem -> xmm */ 197 XMMXIMPL, /* SIMD xmm -> xmm (mem) */ 198 XMM3P, /* SIMD xmm -> r32,imm8 */ 199 XMM3PM_66r, /* SIMD 0x66 prefix required xmm -> r32/mem,imm8 */ 200 XMMP, /* SIMD xmm/mem w/to xmm,imm8 */ 201 XMMP_66o, /* SIMD 0x66 prefix optional xmm/mem w/to xmm,imm8 */ 202 XMMP_66r, /* SIMD 0x66 prefix required xmm/mem w/to xmm,imm8 */ 203 XMMPRM, /* SIMD r32/mem -> xmm,imm8 */ 204 XMMPRM_66r, /* SIMD 0x66 prefix required r32/mem -> xmm,imm8 */ 205 XMMS, /* SIMD xmm -> xmm/mem */ 206 XMMM, /* SIMD mem -> xmm */ 207 XMMM_66r, /* SIMD 0x66 prefix required mem -> xmm */ 208 XMMMS, /* SIMD xmm -> mem */ 209 XMM3MX, /* SIMD r32/mem -> xmm */ 210 XMM3MXS, /* SIMD xmm -> r32/mem */ 211 XMMSH, /* SIMD xmm,imm8 */ 212 XMMXM3, /* SIMD xmm/mem -> r32 */ 213 XMMX3, /* SIMD xmm -> r32 */ 214 XMMXMM, /* SIMD xmm/mem -> mm */ 215 XMMMX, /* SIMD mm -> xmm */ 216 XMMXM, /* SIMD xmm -> mm */ 217 XMMX2I, /* SIMD xmm -> xmm, imm, imm */ 218 XMM2I, /* SIMD xmm, imm, imm */ 219 XMMFENCE, /* SIMD lfence or mfence */ 220 XMMSFNC, /* SIMD sfence (none or mem) */ 221 FSGS, /* FSGSBASE if reg */ 222 XGETBV_XSETBV, 223 VEX_NONE, /* VEX no operand */ 224 VEX_MO, /* VEX mod_rm -> implicit reg */ 225 VEX_RMrX, /* VEX VEX.vvvv, mod_rm -> mod_reg */ 226 VEX_VRMrX, /* VEX mod_rm, VEX.vvvv -> mod_rm */ 227 VEX_RRX, /* VEX VEX.vvvv, mod_reg -> mod_rm */ 228 VEX_RMRX, /* VEX VEX.vvvv, mod_rm, imm8[7:4] -> mod_reg */ 229 VEX_MX, /* VEX mod_rm -> mod_reg */ 230 VEX_MXI, /* VEX mod_rm, imm8 -> mod_reg */ 231 VEX_XXI, /* VEX mod_rm, imm8 -> VEX.vvvv */ 232 VEX_MR, /* VEX mod_rm -> mod_reg */ 233 VEX_RRI, /* VEX mod_reg, mod_rm -> implicit(eflags/r32) */ 234 VEX_RX, /* VEX mod_reg -> mod_rm */ 235 VEX_KRR, /* VEX mod_rm -> mod_reg */ 236 VEX_KMR, /* VEX mod_reg -> mod_rm */ 237 VEX_KRM, /* VEX mod_rm -> mod_reg */ 238 VEX_RR, /* VEX mod_rm -> mod_reg */ 239 VEX_RRi, /* VEX mod_rm, imm8 -> mod_reg */ 240 VEX_RM, /* VEX mod_reg -> mod_rm */ 241 VEX_RIM, /* VEX mod_reg, imm8 -> mod_rm */ 242 VEX_RRM, /* VEX VEX.vvvv, mod_reg -> mod_rm */ 243 VEX_RMX, /* VEX VEX.vvvv, mod_rm -> mod_reg */ 244 VEX_SbVM, /* VEX SIB, VEX.vvvv -> mod_rm */ 245 VMx, /* vmcall/vmlaunch/vmresume/vmxoff */ 246 VMxo, /* VMx instruction with optional prefix */ 247 SVM, /* AMD SVM instructions */ 248 BLS, /* BLSR, BLSMSK, BLSI */ 249 FMA, /* FMA instructions, all VEX_RMrX */ 250 ADX, /* ADX instructions, support REX.w, mod_rm->mod_reg */ 251 EVEX_RX, /* EVEX mod_reg -> mod_rm */ 252 EVEX_MX, /* EVEX mod_rm -> mod_reg */ 253 EVEX_RMrX, /* EVEX EVEX.vvvv, mod_rm -> mod_reg */ 254 EVEX_RMRX /* EVEX EVEX.vvvv, mod_rm, imm8 -> mod_reg */ 255 }; 256 257 /* 258 * VEX prefixes 259 */ 260 #define VEX_2bytes 0xC5 /* the first byte of two-byte form */ 261 #define VEX_3bytes 0xC4 /* the first byte of three-byte form */ 262 263 #define FILL 0x90 /* Fill byte used for alignment (nop) */ 264 265 /* 266 ** Register numbers for the i386 267 */ 268 #define EAX_REGNO 0 269 #define ECX_REGNO 1 270 #define EDX_REGNO 2 271 #define EBX_REGNO 3 272 #define ESP_REGNO 4 273 #define EBP_REGNO 5 274 #define ESI_REGNO 6 275 #define EDI_REGNO 7 276 277 /* 278 * modes for immediate values 279 */ 280 #define MODE_NONE 0 281 #define MODE_IPREL 1 /* signed IP relative value */ 282 #define MODE_SIGNED 2 /* sign extended immediate */ 283 #define MODE_IMPLIED 3 /* constant value implied from opcode */ 284 #define MODE_OFFSET 4 /* offset part of an address */ 285 #define MODE_RIPREL 5 /* like IPREL, but from %rip (amd64) */ 286 287 /* 288 * The letters used in these macros are: 289 * IND - indirect to another to another table 290 * "T" - means to Terminate indirections (this is the final opcode) 291 * "S" - means "operand length suffix required" 292 * "Sa" - means AVX2 suffix (q/d) required 293 * "Sq" - means AVX512 suffix (q/d) required 294 * "Sd" - means AVX512 suffix (d/s) required 295 * "NS" - means "no suffix" which is the operand length suffix of the opcode 296 * "Z" - means instruction size arg required 297 * "u" - means the opcode is invalid in IA32 but valid in amd64 298 * "x" - means the opcode is invalid in amd64, but not IA32 299 * "y" - means the operand size is always 64 bits in 64 bit mode 300 * "p" - means push/pop stack operation 301 * "vr" - means VEX instruction that operates on normal registers, not fpu 302 * "vo" - means VEX instruction that operates on opmask registers, not fpu 303 */ 304 305 #define AVS2 (uint_t)1 /* it_avxsuf: AVX2 q/d suffix handling */ 306 #define AVS5Q (uint_t)2 /* it_avxsuf: AVX512 q/d suffix handling */ 307 #define AVS5D (uint_t)3 /* it_avxsuf: AVX512 d/s suffix handling */ 308 309 #if defined(DIS_TEXT) && defined(DIS_MEM) 310 #define IND(table) {(instable_t *)table, 0, "", 0, 0, 0, 0, 0, 0} 311 #define INDx(table) {(instable_t *)table, 0, "", 0, 0, 1, 0, 0, 0} 312 #define TNS(name, amode) {TERM, amode, name, 0, 0, 0, 0, 0, 0} 313 #define TNSu(name, amode) {TERM, amode, name, 0, 0, 0, 0, 1, 0} 314 #define TNSx(name, amode) {TERM, amode, name, 0, 0, 1, 0, 0, 0} 315 #define TNSy(name, amode) {TERM, amode, name, 0, 0, 0, 1, 0, 0} 316 #define TNSyp(name, amode) {TERM, amode, name, 0, 0, 0, 1, 0, 1} 317 #define TNSZ(name, amode, sz) {TERM, amode, name, 0, sz, 0, 0, 0, 0} 318 #define TNSZy(name, amode, sz) {TERM, amode, name, 0, sz, 0, 1, 0, 0} 319 #define TNSZvr(name, amode, sz) {TERM, amode, name, 0, sz, 0, 0, 0, 0, 1} 320 #define TSvo(name, amode) {TERM, amode, name, 1, 0, 0, 0, 0, 0, 0, 0, 1} 321 #define TS(name, amode) {TERM, amode, name, 1, 0, 0, 0, 0, 0} 322 #define TSx(name, amode) {TERM, amode, name, 1, 0, 1, 0, 0, 0} 323 #define TSy(name, amode) {TERM, amode, name, 1, 0, 0, 1, 0, 0} 324 #define TSp(name, amode) {TERM, amode, name, 1, 0, 0, 0, 0, 1} 325 #define TSZ(name, amode, sz) {TERM, amode, name, 1, sz, 0, 0, 0, 0} 326 #define TSaZ(name, amode, sz) {TERM, amode, name, 1, sz, 0, 0, 0, 0, 0, AVS2} 327 #define TSq(name, amode) {TERM, amode, name, 0, 0, 0, 0, 0, 0, 0, AVS5Q} 328 #define TSd(name, amode) {TERM, amode, name, 0, 0, 0, 0, 0, 0, 0, AVS5D} 329 #define TSZx(name, amode, sz) {TERM, amode, name, 1, sz, 1, 0, 0, 0} 330 #define TSZy(name, amode, sz) {TERM, amode, name, 1, sz, 0, 1, 0, 0} 331 #define INVALID {TERM, UNKNOWN, "", 0, 0, 0, 0, 0} 332 #elif defined(DIS_TEXT) 333 #define IND(table) {(instable_t *)table, 0, "", 0, 0, 0, 0, 0} 334 #define INDx(table) {(instable_t *)table, 0, "", 0, 1, 0, 0, 0} 335 #define TNS(name, amode) {TERM, amode, name, 0, 0, 0, 0, 0} 336 #define TNSu(name, amode) {TERM, amode, name, 0, 0, 0, 1, 0} 337 #define TNSx(name, amode) {TERM, amode, name, 0, 1, 0, 0, 0} 338 #define TNSy(name, amode) {TERM, amode, name, 0, 0, 1, 0, 0} 339 #define TNSyp(name, amode) {TERM, amode, name, 0, 0, 1, 0, 1} 340 #define TNSZ(name, amode, sz) {TERM, amode, name, 0, 0, 0, 0, 0} 341 #define TNSZy(name, amode, sz) {TERM, amode, name, 0, 0, 1, 0, 0} 342 #define TNSZvr(name, amode, sz) {TERM, amode, name, 0, 0, 0, 0, 0, 1} 343 #define TSvo(name, amode) {TERM, amode, name, 1, 0, 0, 0, 0, 0, 0, 1} 344 #define TS(name, amode) {TERM, amode, name, 1, 0, 0, 0, 0} 345 #define TSx(name, amode) {TERM, amode, name, 1, 1, 0, 0, 0} 346 #define TSy(name, amode) {TERM, amode, name, 1, 0, 1, 0, 0} 347 #define TSp(name, amode) {TERM, amode, name, 1, 0, 0, 0, 1} 348 #define TSZ(name, amode, sz) {TERM, amode, name, 1, 0, 0, 0, 0} 349 #define TSaZ(name, amode, sz) {TERM, amode, name, 1, 0, 0, 0, 0, 0, AVS2} 350 #define TSq(name, amode) {TERM, amode, name, 0, 0, 0, 0, 0, 0, AVS5Q} 351 #define TSZx(name, amode, sz) {TERM, amode, name, 1, 1, 0, 0, 0} 352 #define TSZy(name, amode, sz) {TERM, amode, name, 1, 0, 1, 0, 0} 353 #define INVALID {TERM, UNKNOWN, "", 0, 0, 0, 0, 0} 354 #elif defined(DIS_MEM) 355 #define IND(table) {(instable_t *)table, 0, 0, 0, 0, 0, 0} 356 #define INDx(table) {(instable_t *)table, 0, 0, 1, 0, 0, 0} 357 #define TNS(name, amode) {TERM, amode, 0, 0, 0, 0, 0} 358 #define TNSu(name, amode) {TERM, amode, 0, 0, 0, 1, 0} 359 #define TNSy(name, amode) {TERM, amode, 0, 0, 1, 0, 0} 360 #define TNSyp(name, amode) {TERM, amode, 0, 0, 1, 0, 1} 361 #define TNSx(name, amode) {TERM, amode, 0, 1, 0, 0, 0} 362 #define TNSZ(name, amode, sz) {TERM, amode, sz, 0, 0, 0, 0} 363 #define TNSZy(name, amode, sz) {TERM, amode, sz, 0, 1, 0, 0} 364 #define TNSZvr(name, amode, sz) {TERM, amode, sz, 0, 0, 0, 0, 1} 365 #define TSvo(name, amode) {TERM, amode, 0, 0, 0, 0, 0, 0, 0, 1} 366 #define TS(name, amode) {TERM, amode, 0, 0, 0, 0, 0} 367 #define TSx(name, amode) {TERM, amode, 0, 1, 0, 0, 0} 368 #define TSy(name, amode) {TERM, amode, 0, 0, 1, 0, 0} 369 #define TSp(name, amode) {TERM, amode, 0, 0, 0, 0, 1} 370 #define TSZ(name, amode, sz) {TERM, amode, sz, 0, 0, 0, 0} 371 #define TSaZ(name, amode, sz) {TERM, amode, sz, 0, 0, 0, 0, 0, AVS2} 372 #define TSq(name, amode) {TERM, amode, 0, 0, 0, 0, 0, 0, AVS5Q} 373 #define TSZx(name, amode, sz) {TERM, amode, sz, 1, 0, 0, 0} 374 #define TSZy(name, amode, sz) {TERM, amode, sz, 0, 1, 0, 0} 375 #define INVALID {TERM, UNKNOWN, 0, 0, 0, 0, 0} 376 #else 377 #define IND(table) {(instable_t *)table, 0, 0, 0, 0, 0} 378 #define INDx(table) {(instable_t *)table, 0, 1, 0, 0, 0} 379 #define TNS(name, amode) {TERM, amode, 0, 0, 0, 0} 380 #define TNSu(name, amode) {TERM, amode, 0, 0, 1, 0} 381 #define TNSy(name, amode) {TERM, amode, 0, 1, 0, 0} 382 #define TNSyp(name, amode) {TERM, amode, 0, 1, 0, 1} 383 #define TNSx(name, amode) {TERM, amode, 1, 0, 0, 0} 384 #define TNSZ(name, amode, sz) {TERM, amode, 0, 0, 0, 0} 385 #define TNSZy(name, amode, sz) {TERM, amode, 0, 1, 0, 0} 386 #define TNSZvr(name, amode, sz) {TERM, amode, 0, 0, 0, 0, 1} 387 #define TSvo(name, amode) {TERM, amode, 0, 0, 0, 0, 0, 0, 1} 388 #define TS(name, amode) {TERM, amode, 0, 0, 0, 0} 389 #define TSx(name, amode) {TERM, amode, 1, 0, 0, 0} 390 #define TSy(name, amode) {TERM, amode, 0, 1, 0, 0} 391 #define TSp(name, amode) {TERM, amode, 0, 0, 0, 1} 392 #define TSZ(name, amode, sz) {TERM, amode, 0, 0, 0, 0} 393 #define TSaZ(name, amode, sz) {TERM, amode, 0, 0, 0, 0, 0, AVS2} 394 #define TSq(name, amode) {TERM, amode, 0, 0, 0, 0, 0, AVS5Q} 395 #define TSd(name, amode) {TERM, amode, 0, 0, 0, 0, 0, AVS5D} 396 #define TSZx(name, amode, sz) {TERM, amode, 1, 0, 0, 0} 397 #define TSZy(name, amode, sz) {TERM, amode, 0, 1, 0, 0} 398 #define INVALID {TERM, UNKNOWN, 0, 0, 0, 0} 399 #endif 400 401 #ifdef DIS_TEXT 402 /* 403 * this decodes the r_m field for mode's 0, 1, 2 in 16 bit mode 404 */ 405 const char *const dis_addr16[3][8] = { 406 "(%bx,%si)", "(%bx,%di)", "(%bp,%si)", "(%bp,%di)", "(%si)", "(%di)", "", 407 "(%bx)", 408 "(%bx,%si)", "(%bx,%di)", "(%bp,%si)", "(%bp,%di)", "(%si)", "(%di", "(%bp)", 409 "(%bx)", 410 "(%bx,%si)", "(%bx,%di)", "(%bp,%si)", "(%bp,%di)", "(%si)", "(%di)", "(%bp)", 411 "(%bx)", 412 }; 413 414 415 /* 416 * This decodes 32 bit addressing mode r_m field for modes 0, 1, 2 417 */ 418 const char *const dis_addr32_mode0[16] = { 419 "(%eax)", "(%ecx)", "(%edx)", "(%ebx)", "", "", "(%esi)", "(%edi)", 420 "(%r8d)", "(%r9d)", "(%r10d)", "(%r11d)", "", "", "(%r14d)", "(%r15d)" 421 }; 422 423 const char *const dis_addr32_mode12[16] = { 424 "(%eax)", "(%ecx)", "(%edx)", "(%ebx)", "", "(%ebp)", "(%esi)", "(%edi)", 425 "(%r8d)", "(%r9d)", "(%r10d)", "(%r11d)", "", "(%r13d)", "(%r14d)", "(%r15d)" 426 }; 427 428 /* 429 * This decodes 64 bit addressing mode r_m field for modes 0, 1, 2 430 */ 431 const char *const dis_addr64_mode0[16] = { 432 "(%rax)", "(%rcx)", "(%rdx)", "(%rbx)", "", "(%rip)", "(%rsi)", "(%rdi)", 433 "(%r8)", "(%r9)", "(%r10)", "(%r11)", "(%r12)", "(%rip)", "(%r14)", "(%r15)" 434 }; 435 const char *const dis_addr64_mode12[16] = { 436 "(%rax)", "(%rcx)", "(%rdx)", "(%rbx)", "", "(%rbp)", "(%rsi)", "(%rdi)", 437 "(%r8)", "(%r9)", "(%r10)", "(%r11)", "(%r12)", "(%r13)", "(%r14)", "(%r15)" 438 }; 439 440 /* 441 * decode for scale from SIB byte 442 */ 443 const char *const dis_scale_factor[4] = { ")", ",2)", ",4)", ",8)" }; 444 445 /* 446 * decode for scale from VSIB byte, note that we always include the scale factor 447 * to match gas. 448 */ 449 const char *const dis_vscale_factor[4] = { ",1)", ",2)", ",4)", ",8)" }; 450 451 /* 452 * register decoding for normal references to registers (ie. not addressing) 453 */ 454 const char *const dis_REG8[16] = { 455 "%al", "%cl", "%dl", "%bl", "%ah", "%ch", "%dh", "%bh", 456 "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b" 457 }; 458 459 const char *const dis_REG8_REX[16] = { 460 "%al", "%cl", "%dl", "%bl", "%spl", "%bpl", "%sil", "%dil", 461 "%r8b", "%r9b", "%r10b", "%r11b", "%r12b", "%r13b", "%r14b", "%r15b" 462 }; 463 464 const char *const dis_REG16[16] = { 465 "%ax", "%cx", "%dx", "%bx", "%sp", "%bp", "%si", "%di", 466 "%r8w", "%r9w", "%r10w", "%r11w", "%r12w", "%r13w", "%r14w", "%r15w" 467 }; 468 469 const char *const dis_REG32[16] = { 470 "%eax", "%ecx", "%edx", "%ebx", "%esp", "%ebp", "%esi", "%edi", 471 "%r8d", "%r9d", "%r10d", "%r11d", "%r12d", "%r13d", "%r14d", "%r15d" 472 }; 473 474 const char *const dis_REG64[16] = { 475 "%rax", "%rcx", "%rdx", "%rbx", "%rsp", "%rbp", "%rsi", "%rdi", 476 "%r8", "%r9", "%r10", "%r11", "%r12", "%r13", "%r14", "%r15" 477 }; 478 479 const char *const dis_DEBUGREG[16] = { 480 "%db0", "%db1", "%db2", "%db3", "%db4", "%db5", "%db6", "%db7", 481 "%db8", "%db9", "%db10", "%db11", "%db12", "%db13", "%db14", "%db15" 482 }; 483 484 const char *const dis_CONTROLREG[16] = { 485 "%cr0", "%cr1", "%cr2", "%cr3", "%cr4", "%cr5?", "%cr6?", "%cr7?", 486 "%cr8", "%cr9?", "%cr10?", "%cr11?", "%cr12?", "%cr13?", "%cr14?", "%cr15?" 487 }; 488 489 const char *const dis_TESTREG[16] = { 490 "%tr0?", "%tr1?", "%tr2?", "%tr3", "%tr4", "%tr5", "%tr6", "%tr7", 491 "%tr0?", "%tr1?", "%tr2?", "%tr3", "%tr4", "%tr5", "%tr6", "%tr7" 492 }; 493 494 const char *const dis_MMREG[16] = { 495 "%mm0", "%mm1", "%mm2", "%mm3", "%mm4", "%mm5", "%mm6", "%mm7", 496 "%mm0", "%mm1", "%mm2", "%mm3", "%mm4", "%mm5", "%mm6", "%mm7" 497 }; 498 499 const char *const dis_XMMREG[32] = { 500 "%xmm0", "%xmm1", "%xmm2", "%xmm3", 501 "%xmm4", "%xmm5", "%xmm6", "%xmm7", 502 "%xmm8", "%xmm9", "%xmm10", "%xmm11", 503 "%xmm12", "%xmm13", "%xmm14", "%xmm15", 504 "%xmm16", "%xmm17", "%xmm18", "%xmm19", 505 "%xmm20", "%xmm21", "%xmm22", "%xmm23", 506 "%xmm24", "%xmm25", "%xmm26", "%xmm27", 507 "%xmm28", "%xmm29", "%xmm30", "%xmm31", 508 }; 509 510 const char *const dis_YMMREG[32] = { 511 "%ymm0", "%ymm1", "%ymm2", "%ymm3", 512 "%ymm4", "%ymm5", "%ymm6", "%ymm7", 513 "%ymm8", "%ymm9", "%ymm10", "%ymm11", 514 "%ymm12", "%ymm13", "%ymm14", "%ymm15", 515 "%ymm16", "%ymm17", "%ymm18", "%ymm19", 516 "%ymm20", "%ymm21", "%ymm22", "%ymm23", 517 "%ymm24", "%ymm25", "%ymm26", "%ymm27", 518 "%ymm28", "%ymm29", "%ymm30", "%ymm31", 519 }; 520 521 const char *const dis_ZMMREG[32] = { 522 "%zmm0", "%zmm1", "%zmm2", "%zmm3", 523 "%zmm4", "%zmm5", "%zmm6", "%zmm7", 524 "%zmm8", "%zmm9", "%zmm10", "%zmm11", 525 "%zmm12", "%zmm13", "%zmm14", "%zmm15", 526 "%zmm16", "%zmm17", "%zmm18", "%zmm19", 527 "%zmm20", "%zmm21", "%zmm22", "%zmm23", 528 "%zmm24", "%zmm25", "%zmm26", "%zmm27", 529 "%zmm28", "%zmm29", "%zmm30", "%zmm31", 530 }; 531 532 const char *const dis_KOPMASKREG[8] = { 533 "%k0", "%k1", "%k2", "%k3", "%k4", "%k5", "%k6", "%k7" 534 }; 535 536 const char *const dis_SEGREG[16] = { 537 "%es", "%cs", "%ss", "%ds", "%fs", "%gs", "<reserved>", "<reserved>", 538 "%es", "%cs", "%ss", "%ds", "%fs", "%gs", "<reserved>", "<reserved>" 539 }; 540 541 /* 542 * SIMD predicate suffixes 543 */ 544 const char *const dis_PREDSUFFIX[8] = { 545 "eq", "lt", "le", "unord", "neq", "nlt", "nle", "ord" 546 }; 547 548 const char *const dis_AVXvgrp7[3][8] = { 549 /*0 1 2 3 4 5 6 7*/ 550 /*71*/ {"", "", "vpsrlw", "", "vpsraw", "", "vpsllw", ""}, 551 /*72*/ {"", "", "vpsrld", "", "vpsrad", "", "vpslld", ""}, 552 /*73*/ {"", "", "vpsrlq", "vpsrldq", "", "", "vpsllq", "vpslldq"} 553 }; 554 555 #endif /* DIS_TEXT */ 556 557 /* 558 * "decode table" for 64 bit mode MOVSXD instruction (opcode 0x63) 559 */ 560 const instable_t dis_opMOVSLD = TNS("movslq",MOVSXZ); 561 562 /* 563 * "decode table" for pause and clflush instructions 564 */ 565 const instable_t dis_opPause = TNS("pause", NORM); 566 567 /* 568 * "decode table" for wbnoinvd instruction 569 */ 570 const instable_t dis_opWbnoinvd = TNS("wbnoinvd", NORM); 571 572 /* 573 * Decode table for 0x0F00 opcodes 574 */ 575 const instable_t dis_op0F00[8] = { 576 577 /* [0] */ TNS("sldt",M), TNS("str",M), TNSy("lldt",M), TNSy("ltr",M), 578 /* [4] */ TNSZ("verr",M,2), TNSZ("verw",M,2), INVALID, INVALID, 579 }; 580 581 582 /* 583 * Decode table for 0x0F01 opcodes 584 */ 585 const instable_t dis_op0F01[8] = { 586 587 /* [0] */ TNSZ("sgdt",VMx,6), TNSZ("sidt",MONITOR_MWAIT,6), TNSZ("lgdt",XGETBV_XSETBV,6), TNSZ("lidt",SVM,6), 588 /* [4] */ TNSZ("smsw",M,2), INVALID, TNSZ("lmsw",M,2), TNS("invlpg",SWAPGS_RDTSCP), 589 }; 590 591 /* 592 * Decode table for 0x0F18 opcodes -- SIMD prefetch 593 */ 594 const instable_t dis_op0F18[8] = { 595 596 /* [0] */ TNS("prefetchnta",PREF),TNS("prefetcht0",PREF), TNS("prefetcht1",PREF), TNS("prefetcht2",PREF), 597 /* [4] */ INVALID, INVALID, INVALID, INVALID, 598 }; 599 600 /* 601 * Decode table for 0x0FAE opcodes -- SIMD state save/restore 602 */ 603 const instable_t dis_op0FAE[8] = { 604 /* [0] */ TNSZ("fxsave",FSGS,512),TNSZ("fxrstor",FSGS,512),TNS("ldmxcsr",FSGS), TNS("stmxcsr",FSGS), 605 /* [4] */ TNSZ("xsave",M,512), TNS("lfence",XMMFENCE), TNS("mfence",XMMFENCE), TNS("sfence",XMMSFNC), 606 }; 607 608 /* 609 * Decode table for 0xF30FAE opcodes -- FSGSBASE 610 */ 611 const instable_t dis_opF30FAE[8] = { 612 /* [0] */ TNSx("rdfsbase",FSGS), TNSx("rdgsbase",FSGS), TNSx("wrfsbase",FSGS), TNSx("wrgsbase",FSGS), 613 /* [4] */ INVALID, INVALID, INVALID, INVALID, 614 }; 615 616 /* 617 * Decode table for 0x0FBA opcodes 618 */ 619 620 const instable_t dis_op0FBA[8] = { 621 622 /* [0] */ INVALID, INVALID, INVALID, INVALID, 623 /* [4] */ TS("bt",MIb), TS("bts",MIb), TS("btr",MIb), TS("btc",MIb), 624 }; 625 626 /* 627 * Decode table for 0x0FC7 opcode (group 9) 628 */ 629 630 const instable_t dis_op0FC7[8] = { 631 632 /* [0] */ INVALID, TNS("cmpxchg8b",M), INVALID, TNS("xrstors",MG9), 633 /* [4] */ TNS("xsavec",MG9), TNS("xsaves",MG9), TNS("vmptrld",MG9), TNS("vmptrst",MG9), 634 }; 635 636 /* 637 * Decode table for 0x0FC7 opcode (group 9) mode 3 638 */ 639 640 const instable_t dis_op0FC7m3[8] = { 641 642 /* [0] */ INVALID, INVALID, INVALID, INVALID, 643 /* [4] */ INVALID, INVALID, TNS("rdrand",MG9), TNS("rdseed", MG9), 644 }; 645 646 /* 647 * Decode table for 0x0FC7 opcode with 0x66 prefix 648 */ 649 650 const instable_t dis_op660FC7[8] = { 651 652 /* [0] */ INVALID, INVALID, INVALID, INVALID, 653 /* [4] */ INVALID, INVALID, TNS("vmclear",M), INVALID, 654 }; 655 656 /* 657 * Decode table for 0x0FC7 opcode with 0xF3 prefix 658 */ 659 660 const instable_t dis_opF30FC7[8] = { 661 662 /* [0] */ INVALID, INVALID, INVALID, INVALID, 663 /* [4] */ INVALID, INVALID, TNS("vmxon",M), INVALID, 664 }; 665 666 /* 667 * Decode table for 0x0FC8 opcode -- 486 bswap instruction 668 * 669 *bit pattern: 0000 1111 1100 1reg 670 */ 671 const instable_t dis_op0FC8[4] = { 672 /* [0] */ TNS("bswap",R), INVALID, INVALID, INVALID, 673 }; 674 675 /* 676 * Decode table for 0x0F71, 0x0F72, and 0x0F73 opcodes -- MMX instructions 677 */ 678 const instable_t dis_op0F7123[4][8] = { 679 { 680 /* [70].0 */ INVALID, INVALID, INVALID, INVALID, 681 /* .4 */ INVALID, INVALID, INVALID, INVALID, 682 }, { 683 /* [71].0 */ INVALID, INVALID, TNS("psrlw",MMOSH), INVALID, 684 /* .4 */ TNS("psraw",MMOSH), INVALID, TNS("psllw",MMOSH), INVALID, 685 }, { 686 /* [72].0 */ INVALID, INVALID, TNS("psrld",MMOSH), INVALID, 687 /* .4 */ TNS("psrad",MMOSH), INVALID, TNS("pslld",MMOSH), INVALID, 688 }, { 689 /* [73].0 */ INVALID, INVALID, TNS("psrlq",MMOSH), TNS("INVALID",MMOSH), 690 /* .4 */ INVALID, INVALID, TNS("psllq",MMOSH), TNS("INVALID",MMOSH), 691 } }; 692 693 /* 694 * Decode table for SIMD extensions to above 0x0F71-0x0F73 opcodes. 695 */ 696 const instable_t dis_opSIMD7123[32] = { 697 /* [70].0 */ INVALID, INVALID, INVALID, INVALID, 698 /* .4 */ INVALID, INVALID, INVALID, INVALID, 699 700 /* [71].0 */ INVALID, INVALID, TNS("psrlw",XMMSH), INVALID, 701 /* .4 */ TNS("psraw",XMMSH), INVALID, TNS("psllw",XMMSH), INVALID, 702 703 /* [72].0 */ INVALID, INVALID, TNS("psrld",XMMSH), INVALID, 704 /* .4 */ TNS("psrad",XMMSH), INVALID, TNS("pslld",XMMSH), INVALID, 705 706 /* [73].0 */ INVALID, INVALID, TNS("psrlq",XMMSH), TNS("psrldq",XMMSH), 707 /* .4 */ INVALID, INVALID, TNS("psllq",XMMSH), TNS("pslldq",XMMSH), 708 }; 709 710 /* 711 * SIMD instructions have been wedged into the existing IA32 instruction 712 * set through the use of prefixes. That is, while 0xf0 0x58 may be 713 * addps, 0xf3 0xf0 0x58 (literally, repz addps) is a completely different 714 * instruction - addss. At present, three prefixes have been coopted in 715 * this manner - address size (0x66), repnz (0xf2) and repz (0xf3). The 716 * following tables are used to provide the prefixed instruction names. 717 * The arrays are sparse, but they're fast. 718 */ 719 720 /* 721 * Decode table for SIMD instructions with the address size (0x66) prefix. 722 */ 723 const instable_t dis_opSIMDdata16[256] = { 724 /* [00] */ INVALID, INVALID, INVALID, INVALID, 725 /* [04] */ INVALID, INVALID, INVALID, INVALID, 726 /* [08] */ INVALID, INVALID, INVALID, INVALID, 727 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 728 729 /* [10] */ TNSZ("movupd",XMM,16), TNSZ("movupd",XMMS,16), TNSZ("movlpd",XMMM,8), TNSZ("movlpd",XMMMS,8), 730 /* [14] */ TNSZ("unpcklpd",XMM,16),TNSZ("unpckhpd",XMM,16),TNSZ("movhpd",XMMM,8), TNSZ("movhpd",XMMMS,8), 731 /* [18] */ INVALID, INVALID, INVALID, INVALID, 732 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 733 734 /* [20] */ INVALID, INVALID, INVALID, INVALID, 735 /* [24] */ INVALID, INVALID, INVALID, INVALID, 736 /* [28] */ TNSZ("movapd",XMM,16), TNSZ("movapd",XMMS,16), TNSZ("cvtpi2pd",XMMOMX,8),TNSZ("movntpd",XMMOMS,16), 737 /* [2C] */ TNSZ("cvttpd2pi",XMMXMM,16),TNSZ("cvtpd2pi",XMMXMM,16),TNSZ("ucomisd",XMM,8),TNSZ("comisd",XMM,8), 738 739 /* [30] */ INVALID, INVALID, INVALID, INVALID, 740 /* [34] */ INVALID, INVALID, INVALID, INVALID, 741 /* [38] */ INVALID, INVALID, INVALID, INVALID, 742 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 743 744 /* [40] */ INVALID, INVALID, INVALID, INVALID, 745 /* [44] */ INVALID, INVALID, INVALID, INVALID, 746 /* [48] */ INVALID, INVALID, INVALID, INVALID, 747 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 748 749 /* [50] */ TNS("movmskpd",XMMOX3), TNSZ("sqrtpd",XMM,16), INVALID, INVALID, 750 /* [54] */ TNSZ("andpd",XMM,16), TNSZ("andnpd",XMM,16), TNSZ("orpd",XMM,16), TNSZ("xorpd",XMM,16), 751 /* [58] */ TNSZ("addpd",XMM,16), TNSZ("mulpd",XMM,16), TNSZ("cvtpd2ps",XMM,16),TNSZ("cvtps2dq",XMM,16), 752 /* [5C] */ TNSZ("subpd",XMM,16), TNSZ("minpd",XMM,16), TNSZ("divpd",XMM,16), TNSZ("maxpd",XMM,16), 753 754 /* [60] */ TNSZ("punpcklbw",XMM,16),TNSZ("punpcklwd",XMM,16),TNSZ("punpckldq",XMM,16),TNSZ("packsswb",XMM,16), 755 /* [64] */ TNSZ("pcmpgtb",XMM,16), TNSZ("pcmpgtw",XMM,16), TNSZ("pcmpgtd",XMM,16), TNSZ("packuswb",XMM,16), 756 /* [68] */ TNSZ("punpckhbw",XMM,16),TNSZ("punpckhwd",XMM,16),TNSZ("punpckhdq",XMM,16),TNSZ("packssdw",XMM,16), 757 /* [6C] */ TNSZ("punpcklqdq",XMM,16),TNSZ("punpckhqdq",XMM,16),TNSZ("movd",XMM3MX,4),TNSZ("movdqa",XMM,16), 758 759 /* [70] */ TNSZ("pshufd",XMMP,16), INVALID, INVALID, INVALID, 760 /* [74] */ TNSZ("pcmpeqb",XMM,16), TNSZ("pcmpeqw",XMM,16), TNSZ("pcmpeqd",XMM,16), INVALID, 761 /* [78] */ TNSZ("extrq",XMM2I,16), TNSZ("extrq",XMM,16), INVALID, INVALID, 762 /* [7C] */ TNSZ("haddpd",XMM,16), TNSZ("hsubpd",XMM,16), TNSZ("movd",XMM3MXS,4), TNSZ("movdqa",XMMS,16), 763 764 /* [80] */ INVALID, INVALID, INVALID, INVALID, 765 /* [84] */ INVALID, INVALID, INVALID, INVALID, 766 /* [88] */ INVALID, INVALID, INVALID, INVALID, 767 /* [8C] */ INVALID, INVALID, INVALID, INVALID, 768 769 /* [90] */ INVALID, INVALID, INVALID, INVALID, 770 /* [94] */ INVALID, INVALID, INVALID, INVALID, 771 /* [98] */ INVALID, INVALID, INVALID, INVALID, 772 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 773 774 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 775 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 776 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 777 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 778 779 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 780 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 781 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 782 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 783 784 /* [C0] */ INVALID, INVALID, TNSZ("cmppd",XMMP,16), INVALID, 785 /* [C4] */ TNSZ("pinsrw",XMMPRM,2),TNS("pextrw",XMM3P), TNSZ("shufpd",XMMP,16), INVALID, 786 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 787 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 788 789 /* [D0] */ TNSZ("addsubpd",XMM,16),TNSZ("psrlw",XMM,16), TNSZ("psrld",XMM,16), TNSZ("psrlq",XMM,16), 790 /* [D4] */ TNSZ("paddq",XMM,16), TNSZ("pmullw",XMM,16), TNSZ("movq",XMMS,8), TNS("pmovmskb",XMMX3), 791 /* [D8] */ TNSZ("psubusb",XMM,16), TNSZ("psubusw",XMM,16), TNSZ("pminub",XMM,16), TNSZ("pand",XMM,16), 792 /* [DC] */ TNSZ("paddusb",XMM,16), TNSZ("paddusw",XMM,16), TNSZ("pmaxub",XMM,16), TNSZ("pandn",XMM,16), 793 794 /* [E0] */ TNSZ("pavgb",XMM,16), TNSZ("psraw",XMM,16), TNSZ("psrad",XMM,16), TNSZ("pavgw",XMM,16), 795 /* [E4] */ TNSZ("pmulhuw",XMM,16), TNSZ("pmulhw",XMM,16), TNSZ("cvttpd2dq",XMM,16),TNSZ("movntdq",XMMS,16), 796 /* [E8] */ TNSZ("psubsb",XMM,16), TNSZ("psubsw",XMM,16), TNSZ("pminsw",XMM,16), TNSZ("por",XMM,16), 797 /* [EC] */ TNSZ("paddsb",XMM,16), TNSZ("paddsw",XMM,16), TNSZ("pmaxsw",XMM,16), TNSZ("pxor",XMM,16), 798 799 /* [F0] */ INVALID, TNSZ("psllw",XMM,16), TNSZ("pslld",XMM,16), TNSZ("psllq",XMM,16), 800 /* [F4] */ TNSZ("pmuludq",XMM,16), TNSZ("pmaddwd",XMM,16), TNSZ("psadbw",XMM,16), TNSZ("maskmovdqu", XMMXIMPL,16), 801 /* [F8] */ TNSZ("psubb",XMM,16), TNSZ("psubw",XMM,16), TNSZ("psubd",XMM,16), TNSZ("psubq",XMM,16), 802 /* [FC] */ TNSZ("paddb",XMM,16), TNSZ("paddw",XMM,16), TNSZ("paddd",XMM,16), INVALID, 803 }; 804 805 const instable_t dis_opAVX660F[256] = { 806 /* [00] */ INVALID, INVALID, INVALID, INVALID, 807 /* [04] */ INVALID, INVALID, INVALID, INVALID, 808 /* [08] */ INVALID, INVALID, INVALID, INVALID, 809 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 810 811 /* [10] */ TNSZ("vmovupd",VEX_MX,16), TNSZ("vmovupd",VEX_RX,16), TNSZ("vmovlpd",VEX_RMrX,8), TNSZ("vmovlpd",VEX_RM,8), 812 /* [14] */ TNSZ("vunpcklpd",VEX_RMrX,16),TNSZ("vunpckhpd",VEX_RMrX,16),TNSZ("vmovhpd",VEX_RMrX,8), TNSZ("vmovhpd",VEX_RM,8), 813 /* [18] */ INVALID, INVALID, INVALID, INVALID, 814 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 815 816 /* [20] */ INVALID, INVALID, INVALID, INVALID, 817 /* [24] */ INVALID, INVALID, INVALID, INVALID, 818 /* [28] */ TNSZ("vmovapd",VEX_MX,16), TNSZ("vmovapd",VEX_RX,16), INVALID, TNSZ("vmovntpd",VEX_RM,16), 819 /* [2C] */ INVALID, INVALID, TNSZ("vucomisd",VEX_MX,8),TNSZ("vcomisd",VEX_MX,8), 820 821 /* [30] */ INVALID, INVALID, INVALID, INVALID, 822 /* [34] */ INVALID, INVALID, INVALID, INVALID, 823 /* [38] */ INVALID, INVALID, INVALID, INVALID, 824 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 825 826 /* [40] */ INVALID, TSvo("kand",VEX_RMX), TSvo("kandn",VEX_RMX), INVALID, 827 /* [44] */ TSvo("knot",VEX_MX), TSvo("kor",VEX_RMX), TSvo("kxnor",VEX_RMX), TSvo("kxor",VEX_RMX), 828 /* [48] */ INVALID, INVALID, TSvo("kadd",VEX_RMX), TSvo("kunpck",VEX_RMX), 829 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 830 831 /* [50] */ TNS("vmovmskpd",VEX_MR), TNSZ("vsqrtpd",VEX_MX,16), INVALID, INVALID, 832 /* [54] */ TNSZ("vandpd",VEX_RMrX,16), TNSZ("vandnpd",VEX_RMrX,16), TNSZ("vorpd",VEX_RMrX,16), TNSZ("vxorpd",VEX_RMrX,16), 833 /* [58] */ TNSZ("vaddpd",VEX_RMrX,16), TNSZ("vmulpd",VEX_RMrX,16), TNSZ("vcvtpd2ps",VEX_MX,16),TNSZ("vcvtps2dq",VEX_MX,16), 834 /* [5C] */ TNSZ("vsubpd",VEX_RMrX,16), TNSZ("vminpd",VEX_RMrX,16), TNSZ("vdivpd",VEX_RMrX,16), TNSZ("vmaxpd",VEX_RMrX,16), 835 836 /* [60] */ TNSZ("vpunpcklbw",VEX_RMrX,16),TNSZ("vpunpcklwd",VEX_RMrX,16),TNSZ("vpunpckldq",VEX_RMrX,16),TNSZ("vpacksswb",VEX_RMrX,16), 837 /* [64] */ TNSZ("vpcmpgtb",VEX_RMrX,16), TNSZ("vpcmpgtw",VEX_RMrX,16), TNSZ("vpcmpgtd",VEX_RMrX,16), TNSZ("vpackuswb",VEX_RMrX,16), 838 /* [68] */ TNSZ("vpunpckhbw",VEX_RMrX,16),TNSZ("vpunpckhwd",VEX_RMrX,16),TNSZ("vpunpckhdq",VEX_RMrX,16),TNSZ("vpackssdw",VEX_RMrX,16), 839 /* [6C] */ TNSZ("vpunpcklqdq",VEX_RMrX,16),TNSZ("vpunpckhqdq",VEX_RMrX,16),TNSZ("vmovd",VEX_MX,4),TNSZ("vmovdqa",VEX_MX,16), 840 841 /* [70] */ TNSZ("vpshufd",VEX_MXI,16), TNSZ("vgrp71",VEX_XXI,16), TNSZ("vgrp72",VEX_XXI,16), TNSZ("vgrp73",VEX_XXI,16), 842 /* [74] */ TNSZ("vpcmpeqb",VEX_RMrX,16), TNSZ("vpcmpeqw",VEX_RMrX,16), TNSZ("vpcmpeqd",VEX_RMrX,16), INVALID, 843 /* [78] */ INVALID, INVALID, INVALID, INVALID, 844 /* [7C] */ TNSZ("vhaddpd",VEX_RMrX,16), TNSZ("vhsubpd",VEX_RMrX,16), TNSZ("vmovd",VEX_RR,4), TNSZ("vmovdqa",VEX_RX,16), 845 846 /* [80] */ INVALID, INVALID, INVALID, INVALID, 847 /* [84] */ INVALID, INVALID, INVALID, INVALID, 848 /* [88] */ INVALID, INVALID, INVALID, INVALID, 849 /* [8C] */ INVALID, INVALID, INVALID, INVALID, 850 851 /* [90] */ TSvo("kmov",VEX_KRM), TSvo("kmov",VEX_KMR), TSvo("kmov",VEX_KRR), TSvo("kmov",VEX_MR), 852 /* [94] */ INVALID, INVALID, INVALID, INVALID, 853 /* [98] */ TSvo("kortest",VEX_MX), TSvo("ktest",VEX_MX), INVALID, INVALID, 854 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 855 856 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 857 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 858 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 859 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 860 861 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 862 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 863 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 864 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 865 866 /* [C0] */ INVALID, INVALID, TNSZ("vcmppd",VEX_RMRX,16), INVALID, 867 /* [C4] */ TNSZ("vpinsrw",VEX_RMRX,2),TNS("vpextrw",VEX_MR), TNSZ("vshufpd",VEX_RMRX,16), INVALID, 868 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 869 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 870 871 /* [D0] */ TNSZ("vaddsubpd",VEX_RMrX,16),TNSZ("vpsrlw",VEX_RMrX,16), TNSZ("vpsrld",VEX_RMrX,16), TNSZ("vpsrlq",VEX_RMrX,16), 872 /* [D4] */ TNSZ("vpaddq",VEX_RMrX,16), TNSZ("vpmullw",VEX_RMrX,16), TNSZ("vmovq",VEX_RX,8), TNS("vpmovmskb",VEX_MR), 873 /* [D8] */ TNSZ("vpsubusb",VEX_RMrX,16), TNSZ("vpsubusw",VEX_RMrX,16), TNSZ("vpminub",VEX_RMrX,16), TNSZ("vpand",VEX_RMrX,16), 874 /* [DC] */ TNSZ("vpaddusb",VEX_RMrX,16), TNSZ("vpaddusw",VEX_RMrX,16), TNSZ("vpmaxub",VEX_RMrX,16), TNSZ("vpandn",VEX_RMrX,16), 875 876 /* [E0] */ TNSZ("vpavgb",VEX_RMrX,16), TNSZ("vpsraw",VEX_RMrX,16), TNSZ("vpsrad",VEX_RMrX,16), TNSZ("vpavgw",VEX_RMrX,16), 877 /* [E4] */ TNSZ("vpmulhuw",VEX_RMrX,16), TNSZ("vpmulhw",VEX_RMrX,16), TNSZ("vcvttpd2dq",VEX_MX,16),TNSZ("vmovntdq",VEX_RM,16), 878 /* [E8] */ TNSZ("vpsubsb",VEX_RMrX,16), TNSZ("vpsubsw",VEX_RMrX,16), TNSZ("vpminsw",VEX_RMrX,16), TNSZ("vpor",VEX_RMrX,16), 879 /* [EC] */ TNSZ("vpaddsb",VEX_RMrX,16), TNSZ("vpaddsw",VEX_RMrX,16), TNSZ("vpmaxsw",VEX_RMrX,16), TNSZ("vpxor",VEX_RMrX,16), 880 881 /* [F0] */ INVALID, TNSZ("vpsllw",VEX_RMrX,16), TNSZ("vpslld",VEX_RMrX,16), TNSZ("vpsllq",VEX_RMrX,16), 882 /* [F4] */ TNSZ("vpmuludq",VEX_RMrX,16), TNSZ("vpmaddwd",VEX_RMrX,16), TNSZ("vpsadbw",VEX_RMrX,16), TNS("vmaskmovdqu",VEX_MX), 883 /* [F8] */ TNSZ("vpsubb",VEX_RMrX,16), TNSZ("vpsubw",VEX_RMrX,16), TNSZ("vpsubd",VEX_RMrX,16), TNSZ("vpsubq",VEX_RMrX,16), 884 /* [FC] */ TNSZ("vpaddb",VEX_RMrX,16), TNSZ("vpaddw",VEX_RMrX,16), TNSZ("vpaddd",VEX_RMrX,16), INVALID, 885 }; 886 887 /* 888 * Decode table for SIMD instructions with the repnz (0xf2) prefix. 889 */ 890 const instable_t dis_opSIMDrepnz[256] = { 891 /* [00] */ INVALID, INVALID, INVALID, INVALID, 892 /* [04] */ INVALID, INVALID, INVALID, INVALID, 893 /* [08] */ INVALID, INVALID, INVALID, INVALID, 894 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 895 896 /* [10] */ TNSZ("movsd",XMM,8), TNSZ("movsd",XMMS,8), TNSZ("movddup",XMM,8), INVALID, 897 /* [14] */ INVALID, INVALID, INVALID, INVALID, 898 /* [18] */ INVALID, INVALID, INVALID, INVALID, 899 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 900 901 /* [20] */ INVALID, INVALID, INVALID, INVALID, 902 /* [24] */ INVALID, INVALID, INVALID, INVALID, 903 /* [28] */ INVALID, INVALID, TNSZ("cvtsi2sd",XMM3MX,4),TNSZ("movntsd",XMMMS,8), 904 /* [2C] */ TNSZ("cvttsd2si",XMMXM3,8),TNSZ("cvtsd2si",XMMXM3,8),INVALID, INVALID, 905 906 /* [30] */ INVALID, INVALID, INVALID, INVALID, 907 /* [34] */ INVALID, INVALID, INVALID, INVALID, 908 /* [38] */ INVALID, INVALID, INVALID, INVALID, 909 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 910 911 /* [40] */ INVALID, INVALID, INVALID, INVALID, 912 /* [44] */ INVALID, INVALID, INVALID, INVALID, 913 /* [48] */ INVALID, INVALID, INVALID, INVALID, 914 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 915 916 /* [50] */ INVALID, TNSZ("sqrtsd",XMM,8), INVALID, INVALID, 917 /* [54] */ INVALID, INVALID, INVALID, INVALID, 918 /* [58] */ TNSZ("addsd",XMM,8), TNSZ("mulsd",XMM,8), TNSZ("cvtsd2ss",XMM,8), INVALID, 919 /* [5C] */ TNSZ("subsd",XMM,8), TNSZ("minsd",XMM,8), TNSZ("divsd",XMM,8), TNSZ("maxsd",XMM,8), 920 921 /* [60] */ INVALID, INVALID, INVALID, INVALID, 922 /* [64] */ INVALID, INVALID, INVALID, INVALID, 923 /* [68] */ INVALID, INVALID, INVALID, INVALID, 924 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 925 926 /* [70] */ TNSZ("pshuflw",XMMP,16),INVALID, INVALID, INVALID, 927 /* [74] */ INVALID, INVALID, INVALID, INVALID, 928 /* [78] */ TNSZ("insertq",XMMX2I,16),TNSZ("insertq",XMM,8),INVALID, INVALID, 929 /* [7C] */ TNSZ("haddps",XMM,16), TNSZ("hsubps",XMM,16), INVALID, INVALID, 930 931 /* [80] */ INVALID, INVALID, INVALID, INVALID, 932 /* [84] */ INVALID, INVALID, INVALID, INVALID, 933 /* [88] */ INVALID, INVALID, INVALID, INVALID, 934 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 935 936 /* [90] */ INVALID, INVALID, INVALID, INVALID, 937 /* [94] */ INVALID, INVALID, INVALID, INVALID, 938 /* [98] */ INVALID, INVALID, INVALID, INVALID, 939 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 940 941 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 942 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 943 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 944 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 945 946 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 947 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 948 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 949 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 950 951 /* [C0] */ INVALID, INVALID, TNSZ("cmpsd",XMMP,8), INVALID, 952 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 953 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 954 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 955 956 /* [D0] */ TNSZ("addsubps",XMM,16),INVALID, INVALID, INVALID, 957 /* [D4] */ INVALID, INVALID, TNS("movdq2q",XMMXM), INVALID, 958 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 959 /* [DC] */ INVALID, INVALID, INVALID, INVALID, 960 961 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 962 /* [E4] */ INVALID, INVALID, TNSZ("cvtpd2dq",XMM,16),INVALID, 963 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 964 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 965 966 /* [F0] */ TNS("lddqu",XMMM), INVALID, INVALID, INVALID, 967 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 968 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 969 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 970 }; 971 972 const instable_t dis_opAVXF20F[256] = { 973 /* [00] */ INVALID, INVALID, INVALID, INVALID, 974 /* [04] */ INVALID, INVALID, INVALID, INVALID, 975 /* [08] */ INVALID, INVALID, INVALID, INVALID, 976 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 977 978 /* [10] */ TNSZ("vmovsd",VEX_RMrX,8), TNSZ("vmovsd",VEX_RRX,8), TNSZ("vmovddup",VEX_MX,8), INVALID, 979 /* [14] */ INVALID, INVALID, INVALID, INVALID, 980 /* [18] */ INVALID, INVALID, INVALID, INVALID, 981 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 982 983 /* [20] */ INVALID, INVALID, INVALID, INVALID, 984 /* [24] */ INVALID, INVALID, INVALID, INVALID, 985 /* [28] */ INVALID, INVALID, TNSZ("vcvtsi2sd",VEX_RMrX,4),INVALID, 986 /* [2C] */ TNSZ("vcvttsd2si",VEX_MR,8),TNSZ("vcvtsd2si",VEX_MR,8),INVALID, INVALID, 987 988 /* [30] */ INVALID, INVALID, INVALID, INVALID, 989 /* [34] */ INVALID, INVALID, INVALID, INVALID, 990 /* [38] */ INVALID, INVALID, INVALID, INVALID, 991 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 992 993 /* [40] */ INVALID, INVALID, INVALID, INVALID, 994 /* [44] */ INVALID, INVALID, INVALID, INVALID, 995 /* [48] */ INVALID, INVALID, INVALID, INVALID, 996 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 997 998 /* [50] */ INVALID, TNSZ("vsqrtsd",VEX_RMrX,8), INVALID, INVALID, 999 /* [54] */ INVALID, INVALID, INVALID, INVALID, 1000 /* [58] */ TNSZ("vaddsd",VEX_RMrX,8), TNSZ("vmulsd",VEX_RMrX,8), TNSZ("vcvtsd2ss",VEX_RMrX,8), INVALID, 1001 /* [5C] */ TNSZ("vsubsd",VEX_RMrX,8), TNSZ("vminsd",VEX_RMrX,8), TNSZ("vdivsd",VEX_RMrX,8), TNSZ("vmaxsd",VEX_RMrX,8), 1002 1003 /* [60] */ INVALID, INVALID, INVALID, INVALID, 1004 /* [64] */ INVALID, INVALID, INVALID, INVALID, 1005 /* [68] */ INVALID, INVALID, INVALID, INVALID, 1006 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 1007 1008 /* [70] */ TNSZ("vpshuflw",VEX_MXI,16),INVALID, INVALID, INVALID, 1009 /* [74] */ INVALID, INVALID, INVALID, INVALID, 1010 /* [78] */ INVALID, INVALID, INVALID, INVALID, 1011 /* [7C] */ TNSZ("vhaddps",VEX_RMrX,8), TNSZ("vhsubps",VEX_RMrX,8), INVALID, INVALID, 1012 1013 /* [80] */ INVALID, INVALID, INVALID, INVALID, 1014 /* [84] */ INVALID, INVALID, INVALID, INVALID, 1015 /* [88] */ INVALID, INVALID, INVALID, INVALID, 1016 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1017 1018 /* [90] */ INVALID, INVALID, TSvo("kmov",VEX_KRR), TSvo("kmov",VEX_MR), 1019 /* [94] */ INVALID, INVALID, INVALID, INVALID, 1020 /* [98] */ INVALID, INVALID, INVALID, INVALID, 1021 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 1022 1023 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 1024 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 1025 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 1026 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 1027 1028 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 1029 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 1030 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 1031 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 1032 1033 /* [C0] */ INVALID, INVALID, TNSZ("vcmpsd",VEX_RMRX,8), INVALID, 1034 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 1035 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 1036 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 1037 1038 /* [D0] */ TNSZ("vaddsubps",VEX_RMrX,8), INVALID, INVALID, INVALID, 1039 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 1040 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 1041 /* [DC] */ INVALID, INVALID, INVALID, INVALID, 1042 1043 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 1044 /* [E4] */ INVALID, INVALID, TNSZ("vcvtpd2dq",VEX_MX,16),INVALID, 1045 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 1046 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 1047 1048 /* [F0] */ TNSZ("vlddqu",VEX_MX,16), INVALID, INVALID, INVALID, 1049 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 1050 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 1051 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 1052 }; 1053 1054 const instable_t dis_opAVXF20F3A[256] = { 1055 /* [00] */ INVALID, INVALID, INVALID, INVALID, 1056 /* [04] */ INVALID, INVALID, INVALID, INVALID, 1057 /* [08] */ INVALID, INVALID, INVALID, INVALID, 1058 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1059 1060 /* [10] */ INVALID, INVALID, INVALID, INVALID, 1061 /* [14] */ INVALID, INVALID, INVALID, INVALID, 1062 /* [18] */ INVALID, INVALID, INVALID, INVALID, 1063 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 1064 1065 /* [20] */ INVALID, INVALID, INVALID, INVALID, 1066 /* [24] */ INVALID, INVALID, INVALID, INVALID, 1067 /* [28] */ INVALID, INVALID, INVALID, INVALID, 1068 /* [2C] */ INVALID, INVALID, INVALID, INVALID, 1069 1070 /* [30] */ INVALID, INVALID, INVALID, INVALID, 1071 /* [34] */ INVALID, INVALID, INVALID, INVALID, 1072 /* [38] */ INVALID, INVALID, INVALID, INVALID, 1073 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 1074 1075 /* [40] */ INVALID, INVALID, INVALID, INVALID, 1076 /* [44] */ INVALID, INVALID, INVALID, INVALID, 1077 /* [48] */ INVALID, INVALID, INVALID, INVALID, 1078 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 1079 1080 /* [50] */ INVALID, INVALID, INVALID, INVALID, 1081 /* [54] */ INVALID, INVALID, INVALID, INVALID, 1082 /* [58] */ INVALID, INVALID, INVALID, INVALID, 1083 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 1084 1085 /* [60] */ INVALID, INVALID, INVALID, INVALID, 1086 /* [64] */ INVALID, INVALID, INVALID, INVALID, 1087 /* [68] */ INVALID, INVALID, INVALID, INVALID, 1088 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 1089 1090 /* [70] */ INVALID, INVALID, INVALID, INVALID, 1091 /* [74] */ INVALID, INVALID, INVALID, INVALID, 1092 /* [78] */ INVALID, INVALID, INVALID, INVALID, 1093 /* [7C] */ INVALID, INVALID, INVALID, INVALID, 1094 1095 /* [80] */ INVALID, INVALID, INVALID, INVALID, 1096 /* [84] */ INVALID, INVALID, INVALID, INVALID, 1097 /* [88] */ INVALID, INVALID, INVALID, INVALID, 1098 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1099 1100 /* [90] */ INVALID, INVALID, INVALID, INVALID, 1101 /* [94] */ INVALID, INVALID, INVALID, INVALID, 1102 /* [98] */ INVALID, INVALID, INVALID, INVALID, 1103 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 1104 1105 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 1106 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 1107 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 1108 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 1109 1110 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 1111 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 1112 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 1113 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 1114 1115 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 1116 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 1117 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 1118 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 1119 1120 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 1121 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 1122 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 1123 /* [DC] */ INVALID, INVALID, INVALID, INVALID, 1124 1125 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 1126 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 1127 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 1128 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 1129 1130 /* [F0] */ TNSZvr("rorx",VEX_MXI,6),INVALID, INVALID, INVALID, 1131 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 1132 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 1133 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 1134 }; 1135 1136 const instable_t dis_opAVXF20F38[256] = { 1137 /* [00] */ INVALID, INVALID, INVALID, INVALID, 1138 /* [04] */ INVALID, INVALID, INVALID, INVALID, 1139 /* [08] */ INVALID, INVALID, INVALID, INVALID, 1140 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1141 1142 /* [10] */ INVALID, INVALID, INVALID, INVALID, 1143 /* [14] */ INVALID, INVALID, INVALID, INVALID, 1144 /* [18] */ INVALID, INVALID, INVALID, INVALID, 1145 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 1146 1147 /* [20] */ INVALID, INVALID, INVALID, INVALID, 1148 /* [24] */ INVALID, INVALID, INVALID, INVALID, 1149 /* [28] */ INVALID, INVALID, INVALID, INVALID, 1150 /* [2C] */ INVALID, INVALID, INVALID, INVALID, 1151 1152 /* [30] */ INVALID, INVALID, INVALID, INVALID, 1153 /* [34] */ INVALID, INVALID, INVALID, INVALID, 1154 /* [38] */ INVALID, INVALID, INVALID, INVALID, 1155 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 1156 1157 /* [40] */ INVALID, INVALID, INVALID, INVALID, 1158 /* [44] */ INVALID, INVALID, INVALID, INVALID, 1159 /* [48] */ INVALID, INVALID, INVALID, INVALID, 1160 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 1161 1162 /* [50] */ INVALID, INVALID, INVALID, INVALID, 1163 /* [54] */ INVALID, INVALID, INVALID, INVALID, 1164 /* [58] */ INVALID, INVALID, INVALID, INVALID, 1165 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 1166 1167 /* [60] */ INVALID, INVALID, INVALID, INVALID, 1168 /* [64] */ INVALID, INVALID, INVALID, INVALID, 1169 /* [68] */ INVALID, INVALID, INVALID, INVALID, 1170 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 1171 1172 /* [70] */ INVALID, INVALID, INVALID, INVALID, 1173 /* [74] */ INVALID, INVALID, INVALID, INVALID, 1174 /* [78] */ INVALID, INVALID, INVALID, INVALID, 1175 /* [7C] */ INVALID, INVALID, INVALID, INVALID, 1176 1177 /* [80] */ INVALID, INVALID, INVALID, INVALID, 1178 /* [84] */ INVALID, INVALID, INVALID, INVALID, 1179 /* [88] */ INVALID, INVALID, INVALID, INVALID, 1180 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1181 1182 /* [90] */ INVALID, INVALID, INVALID, INVALID, 1183 /* [94] */ INVALID, INVALID, INVALID, INVALID, 1184 /* [98] */ INVALID, INVALID, INVALID, INVALID, 1185 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 1186 1187 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 1188 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 1189 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 1190 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 1191 1192 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 1193 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 1194 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 1195 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 1196 1197 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 1198 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 1199 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 1200 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 1201 1202 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 1203 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 1204 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 1205 /* [DC] */ INVALID, INVALID, INVALID, INVALID, 1206 1207 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 1208 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 1209 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 1210 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 1211 1212 /* [F0] */ INVALID, INVALID, INVALID, INVALID, 1213 /* [F4] */ INVALID, TNSZvr("pdep",VEX_RMrX,5),TNSZvr("mulx",VEX_RMrX,5),TNSZvr("shrx",VEX_VRMrX,5), 1214 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 1215 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 1216 }; 1217 1218 const instable_t dis_opAVXF30F38[256] = { 1219 /* [00] */ INVALID, INVALID, INVALID, INVALID, 1220 /* [04] */ INVALID, INVALID, INVALID, INVALID, 1221 /* [08] */ INVALID, INVALID, INVALID, INVALID, 1222 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1223 1224 /* [10] */ INVALID, INVALID, INVALID, INVALID, 1225 /* [14] */ INVALID, INVALID, INVALID, INVALID, 1226 /* [18] */ INVALID, INVALID, INVALID, INVALID, 1227 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 1228 1229 /* [20] */ INVALID, INVALID, INVALID, INVALID, 1230 /* [24] */ INVALID, INVALID, INVALID, INVALID, 1231 /* [28] */ INVALID, INVALID, INVALID, INVALID, 1232 /* [2C] */ INVALID, INVALID, INVALID, INVALID, 1233 1234 /* [30] */ INVALID, INVALID, INVALID, INVALID, 1235 /* [34] */ INVALID, INVALID, INVALID, INVALID, 1236 /* [38] */ INVALID, INVALID, INVALID, INVALID, 1237 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 1238 1239 /* [40] */ INVALID, INVALID, INVALID, INVALID, 1240 /* [44] */ INVALID, INVALID, INVALID, INVALID, 1241 /* [48] */ INVALID, INVALID, INVALID, INVALID, 1242 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 1243 1244 /* [50] */ INVALID, INVALID, INVALID, INVALID, 1245 /* [54] */ INVALID, INVALID, INVALID, INVALID, 1246 /* [58] */ INVALID, INVALID, INVALID, INVALID, 1247 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 1248 1249 /* [60] */ INVALID, INVALID, INVALID, INVALID, 1250 /* [64] */ INVALID, INVALID, INVALID, INVALID, 1251 /* [68] */ INVALID, INVALID, INVALID, INVALID, 1252 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 1253 1254 /* [70] */ INVALID, INVALID, INVALID, INVALID, 1255 /* [74] */ INVALID, INVALID, INVALID, INVALID, 1256 /* [78] */ INVALID, INVALID, INVALID, INVALID, 1257 /* [7C] */ INVALID, INVALID, INVALID, INVALID, 1258 1259 /* [80] */ INVALID, INVALID, INVALID, INVALID, 1260 /* [84] */ INVALID, INVALID, INVALID, INVALID, 1261 /* [88] */ INVALID, INVALID, INVALID, INVALID, 1262 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1263 1264 /* [90] */ INVALID, INVALID, INVALID, INVALID, 1265 /* [94] */ INVALID, INVALID, INVALID, INVALID, 1266 /* [98] */ INVALID, INVALID, INVALID, INVALID, 1267 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 1268 1269 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 1270 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 1271 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 1272 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 1273 1274 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 1275 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 1276 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 1277 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 1278 1279 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 1280 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 1281 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 1282 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 1283 1284 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 1285 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 1286 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 1287 /* [DC] */ INVALID, INVALID, INVALID, INVALID, 1288 1289 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 1290 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 1291 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 1292 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 1293 1294 /* [F0] */ INVALID, INVALID, INVALID, INVALID, 1295 /* [F4] */ INVALID, TNSZvr("pext",VEX_RMrX,5),INVALID, TNSZvr("sarx",VEX_VRMrX,5), 1296 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 1297 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 1298 }; 1299 /* 1300 * Decode table for SIMD instructions with the repz (0xf3) prefix. 1301 */ 1302 const instable_t dis_opSIMDrepz[256] = { 1303 /* [00] */ INVALID, INVALID, INVALID, INVALID, 1304 /* [04] */ INVALID, INVALID, INVALID, INVALID, 1305 /* [08] */ INVALID, INVALID, INVALID, INVALID, 1306 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1307 1308 /* [10] */ TNSZ("movss",XMM,4), TNSZ("movss",XMMS,4), TNSZ("movsldup",XMM,16),INVALID, 1309 /* [14] */ INVALID, INVALID, TNSZ("movshdup",XMM,16),INVALID, 1310 /* [18] */ INVALID, INVALID, INVALID, INVALID, 1311 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 1312 1313 /* [20] */ INVALID, INVALID, INVALID, INVALID, 1314 /* [24] */ INVALID, INVALID, INVALID, INVALID, 1315 /* [28] */ INVALID, INVALID, TNSZ("cvtsi2ss",XMM3MX,4),TNSZ("movntss",XMMMS,4), 1316 /* [2C] */ TNSZ("cvttss2si",XMMXM3,4),TNSZ("cvtss2si",XMMXM3,4),INVALID, INVALID, 1317 1318 /* [30] */ INVALID, INVALID, INVALID, INVALID, 1319 /* [34] */ INVALID, INVALID, INVALID, INVALID, 1320 /* [38] */ INVALID, INVALID, INVALID, INVALID, 1321 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 1322 1323 /* [40] */ INVALID, INVALID, INVALID, INVALID, 1324 /* [44] */ INVALID, INVALID, INVALID, INVALID, 1325 /* [48] */ INVALID, INVALID, INVALID, INVALID, 1326 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 1327 1328 /* [50] */ INVALID, TNSZ("sqrtss",XMM,4), TNSZ("rsqrtss",XMM,4), TNSZ("rcpss",XMM,4), 1329 /* [54] */ INVALID, INVALID, INVALID, INVALID, 1330 /* [58] */ TNSZ("addss",XMM,4), TNSZ("mulss",XMM,4), TNSZ("cvtss2sd",XMM,4), TNSZ("cvttps2dq",XMM,16), 1331 /* [5C] */ TNSZ("subss",XMM,4), TNSZ("minss",XMM,4), TNSZ("divss",XMM,4), TNSZ("maxss",XMM,4), 1332 1333 /* [60] */ INVALID, INVALID, INVALID, INVALID, 1334 /* [64] */ INVALID, INVALID, INVALID, INVALID, 1335 /* [68] */ INVALID, INVALID, INVALID, INVALID, 1336 /* [6C] */ INVALID, INVALID, INVALID, TNSZ("movdqu",XMM,16), 1337 1338 /* [70] */ TNSZ("pshufhw",XMMP,16),INVALID, INVALID, INVALID, 1339 /* [74] */ INVALID, INVALID, INVALID, INVALID, 1340 /* [78] */ INVALID, INVALID, INVALID, INVALID, 1341 /* [7C] */ INVALID, INVALID, TNSZ("movq",XMM,8), TNSZ("movdqu",XMMS,16), 1342 1343 /* [80] */ INVALID, INVALID, INVALID, INVALID, 1344 /* [84] */ INVALID, INVALID, INVALID, INVALID, 1345 /* [88] */ INVALID, INVALID, INVALID, INVALID, 1346 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1347 1348 /* [90] */ INVALID, INVALID, INVALID, INVALID, 1349 /* [94] */ INVALID, INVALID, INVALID, INVALID, 1350 /* [98] */ INVALID, INVALID, INVALID, INVALID, 1351 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 1352 1353 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 1354 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 1355 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 1356 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 1357 1358 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 1359 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 1360 /* [B8] */ TS("popcnt",MRw), INVALID, INVALID, INVALID, 1361 /* [BC] */ TNSZ("tzcnt",MRw,5), TS("lzcnt",MRw), INVALID, INVALID, 1362 1363 /* [C0] */ INVALID, INVALID, TNSZ("cmpss",XMMP,4), INVALID, 1364 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 1365 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 1366 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 1367 1368 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 1369 /* [D4] */ INVALID, INVALID, TNS("movq2dq",XMMMX), INVALID, 1370 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 1371 /* [DC] */ INVALID, INVALID, INVALID, INVALID, 1372 1373 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 1374 /* [E4] */ INVALID, INVALID, TNSZ("cvtdq2pd",XMM,8), INVALID, 1375 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 1376 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 1377 1378 /* [F0] */ INVALID, INVALID, INVALID, INVALID, 1379 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 1380 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 1381 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 1382 }; 1383 1384 const instable_t dis_opAVXF30F[256] = { 1385 /* [00] */ INVALID, INVALID, INVALID, INVALID, 1386 /* [04] */ INVALID, INVALID, INVALID, INVALID, 1387 /* [08] */ INVALID, INVALID, INVALID, INVALID, 1388 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1389 1390 /* [10] */ TNSZ("vmovss",VEX_RMrX,4), TNSZ("vmovss",VEX_RRX,4), TNSZ("vmovsldup",VEX_MX,4), INVALID, 1391 /* [14] */ INVALID, INVALID, TNSZ("vmovshdup",VEX_MX,4), INVALID, 1392 /* [18] */ INVALID, INVALID, INVALID, INVALID, 1393 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 1394 1395 /* [20] */ INVALID, INVALID, INVALID, INVALID, 1396 /* [24] */ INVALID, INVALID, INVALID, INVALID, 1397 /* [28] */ INVALID, INVALID, TNSZ("vcvtsi2ss",VEX_RMrX,4),INVALID, 1398 /* [2C] */ TNSZ("vcvttss2si",VEX_MR,4),TNSZ("vcvtss2si",VEX_MR,4),INVALID, INVALID, 1399 1400 /* [30] */ INVALID, INVALID, INVALID, INVALID, 1401 /* [34] */ INVALID, INVALID, INVALID, INVALID, 1402 /* [38] */ INVALID, INVALID, INVALID, INVALID, 1403 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 1404 1405 /* [40] */ INVALID, INVALID, INVALID, INVALID, 1406 /* [44] */ INVALID, INVALID, INVALID, INVALID, 1407 /* [48] */ INVALID, INVALID, INVALID, INVALID, 1408 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 1409 1410 /* [50] */ INVALID, TNSZ("vsqrtss",VEX_RMrX,4), TNSZ("vrsqrtss",VEX_RMrX,4), TNSZ("vrcpss",VEX_RMrX,4), 1411 /* [54] */ INVALID, INVALID, INVALID, INVALID, 1412 /* [58] */ TNSZ("vaddss",VEX_RMrX,4), TNSZ("vmulss",VEX_RMrX,4), TNSZ("vcvtss2sd",VEX_RMrX,4), TNSZ("vcvttps2dq",VEX_MX,16), 1413 /* [5C] */ TNSZ("vsubss",VEX_RMrX,4), TNSZ("vminss",VEX_RMrX,4), TNSZ("vdivss",VEX_RMrX,4), TNSZ("vmaxss",VEX_RMrX,4), 1414 1415 /* [60] */ INVALID, INVALID, INVALID, INVALID, 1416 /* [64] */ INVALID, INVALID, INVALID, INVALID, 1417 /* [68] */ INVALID, INVALID, INVALID, INVALID, 1418 /* [6C] */ INVALID, INVALID, INVALID, TNSZ("vmovdqu",VEX_MX,16), 1419 1420 /* [70] */ TNSZ("vpshufhw",VEX_MXI,16),INVALID, INVALID, INVALID, 1421 /* [74] */ INVALID, INVALID, INVALID, INVALID, 1422 /* [78] */ INVALID, INVALID, INVALID, INVALID, 1423 /* [7C] */ INVALID, INVALID, TNSZ("vmovq",VEX_MX,8), TNSZ("vmovdqu",VEX_RX,16), 1424 1425 /* [80] */ INVALID, INVALID, INVALID, INVALID, 1426 /* [84] */ INVALID, INVALID, INVALID, INVALID, 1427 /* [88] */ INVALID, INVALID, INVALID, INVALID, 1428 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1429 1430 /* [90] */ INVALID, INVALID, INVALID, INVALID, 1431 /* [94] */ INVALID, INVALID, INVALID, INVALID, 1432 /* [98] */ INVALID, INVALID, INVALID, INVALID, 1433 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 1434 1435 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 1436 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 1437 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 1438 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 1439 1440 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 1441 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 1442 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 1443 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 1444 1445 /* [C0] */ INVALID, INVALID, TNSZ("vcmpss",VEX_RMRX,4), INVALID, 1446 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 1447 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 1448 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 1449 1450 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 1451 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 1452 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 1453 /* [DC] */ INVALID, INVALID, INVALID, INVALID, 1454 1455 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 1456 /* [E4] */ INVALID, INVALID, TNSZ("vcvtdq2pd",VEX_MX,8), INVALID, 1457 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 1458 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 1459 1460 /* [F0] */ INVALID, INVALID, INVALID, INVALID, 1461 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 1462 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 1463 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 1464 }; 1465 1466 /* 1467 * Table for instructions with an EVEX prefix followed by 0F. 1468 */ 1469 const instable_t dis_opEVEX0F[256] = { 1470 /* [00] */ INVALID, INVALID, INVALID, INVALID, 1471 /* [04] */ INVALID, INVALID, INVALID, INVALID, 1472 /* [08] */ INVALID, INVALID, INVALID, INVALID, 1473 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1474 1475 /* [10] */ TNS("vmovups",EVEX_MX), TNS("vmovups",EVEX_RX), INVALID, INVALID, 1476 /* [14] */ INVALID, INVALID, INVALID, INVALID, 1477 /* [18] */ INVALID, INVALID, INVALID, INVALID, 1478 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 1479 1480 /* [20] */ INVALID, INVALID, INVALID, INVALID, 1481 /* [24] */ INVALID, INVALID, INVALID, INVALID, 1482 /* [28] */ TNS("vmovaps",EVEX_MX), TNS("vmovaps",EVEX_RX), INVALID, INVALID, 1483 /* [2C] */ INVALID, INVALID, INVALID, INVALID, 1484 1485 /* [30] */ INVALID, INVALID, INVALID, INVALID, 1486 /* [34] */ INVALID, INVALID, INVALID, INVALID, 1487 /* [38] */ INVALID, INVALID, INVALID, INVALID, 1488 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 1489 1490 /* [40] */ INVALID, INVALID, INVALID, INVALID, 1491 /* [44] */ INVALID, INVALID, INVALID, INVALID, 1492 /* [48] */ INVALID, INVALID, INVALID, INVALID, 1493 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 1494 1495 /* [50] */ INVALID, INVALID, INVALID, INVALID, 1496 /* [54] */ TNS("vandps",EVEX_RMrX),TNS("vandnps",EVEX_RMrX),TNS("vorps",EVEX_RMrX),TNS("vxorps",EVEX_RMrX), 1497 /* [58] */ INVALID, INVALID, INVALID, INVALID, 1498 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 1499 1500 /* [60] */ INVALID, INVALID, INVALID, INVALID, 1501 /* [64] */ INVALID, INVALID, INVALID, INVALID, 1502 /* [68] */ INVALID, INVALID, INVALID, INVALID, 1503 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 1504 1505 /* [70] */ INVALID, INVALID, INVALID, INVALID, 1506 /* [74] */ INVALID, INVALID, INVALID, INVALID, 1507 /* [78] */ INVALID, INVALID, INVALID, INVALID, 1508 /* [7C] */ INVALID, INVALID, INVALID, INVALID, 1509 1510 /* [80] */ INVALID, INVALID, INVALID, INVALID, 1511 /* [84] */ INVALID, INVALID, INVALID, INVALID, 1512 /* [88] */ INVALID, INVALID, INVALID, INVALID, 1513 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1514 1515 /* [90] */ INVALID, INVALID, INVALID, INVALID, 1516 /* [94] */ INVALID, INVALID, INVALID, INVALID, 1517 /* [98] */ INVALID, INVALID, INVALID, INVALID, 1518 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 1519 1520 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 1521 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 1522 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 1523 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 1524 1525 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 1526 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 1527 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 1528 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 1529 1530 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 1531 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 1532 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 1533 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 1534 1535 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 1536 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 1537 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 1538 /* [DC] */ INVALID, INVALID, INVALID, INVALID, 1539 1540 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 1541 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 1542 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 1543 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 1544 1545 /* [F0] */ INVALID, INVALID, INVALID, INVALID, 1546 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 1547 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 1548 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 1549 }; 1550 1551 /* 1552 * Decode tables for EVEX 66 0F 1553 */ 1554 const instable_t dis_opEVEX660F[256] = { 1555 /* [00] */ INVALID, INVALID, INVALID, INVALID, 1556 /* [04] */ INVALID, INVALID, INVALID, INVALID, 1557 /* [08] */ INVALID, INVALID, INVALID, INVALID, 1558 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1559 1560 /* [10] */ TNS("vmovupd",EVEX_MX), TNS("vmovupd",EVEX_RX), INVALID, INVALID, 1561 /* [14] */ INVALID, INVALID, INVALID, INVALID, 1562 /* [18] */ INVALID, INVALID, INVALID, INVALID, 1563 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 1564 1565 /* [20] */ INVALID, INVALID, INVALID, INVALID, 1566 /* [24] */ INVALID, INVALID, INVALID, INVALID, 1567 /* [28] */ TNS("vmovapd",EVEX_MX), TNS("vmovapd",EVEX_RX), INVALID, INVALID, 1568 /* [2C] */ INVALID, INVALID, INVALID, INVALID, 1569 1570 /* [30] */ INVALID, INVALID, INVALID, INVALID, 1571 /* [34] */ INVALID, INVALID, INVALID, INVALID, 1572 /* [38] */ INVALID, INVALID, INVALID, INVALID, 1573 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 1574 1575 /* [40] */ INVALID, INVALID, INVALID, INVALID, 1576 /* [44] */ INVALID, INVALID, INVALID, INVALID, 1577 /* [48] */ INVALID, INVALID, INVALID, INVALID, 1578 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 1579 1580 /* [50] */ INVALID, INVALID, INVALID, INVALID, 1581 /* [54] */ TNS("vandpd",EVEX_RMrX),TNS("vandnpd",EVEX_RMrX),TNS("vorpd",EVEX_RMrX),TNS("vxorpd",EVEX_RMrX), 1582 /* [58] */ INVALID, INVALID, INVALID, INVALID, 1583 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 1584 1585 /* [60] */ INVALID, INVALID, INVALID, INVALID, 1586 /* [64] */ INVALID, INVALID, INVALID, INVALID, 1587 /* [68] */ INVALID, INVALID, INVALID, INVALID, 1588 /* [6C] */ INVALID, INVALID, INVALID, TNS("vmovdqa",EVEX_MX), 1589 1590 /* [70] */ INVALID, INVALID, INVALID, INVALID, 1591 /* [74] */ INVALID, INVALID, INVALID, INVALID, 1592 /* [78] */ INVALID, INVALID, INVALID, INVALID, 1593 /* [7C] */ INVALID, INVALID, INVALID, TNS("vmovdqa",EVEX_RX), 1594 1595 /* [80] */ INVALID, INVALID, INVALID, INVALID, 1596 /* [84] */ INVALID, INVALID, INVALID, INVALID, 1597 /* [88] */ INVALID, INVALID, INVALID, INVALID, 1598 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1599 1600 /* [90] */ INVALID, INVALID, INVALID, INVALID, 1601 /* [94] */ INVALID, INVALID, INVALID, INVALID, 1602 /* [98] */ INVALID, INVALID, INVALID, INVALID, 1603 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 1604 1605 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 1606 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 1607 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 1608 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 1609 1610 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 1611 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 1612 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 1613 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 1614 1615 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 1616 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 1617 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 1618 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 1619 1620 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 1621 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 1622 /* [D8] */ INVALID, INVALID, INVALID, TSq("vpand",EVEX_RMrX), 1623 /* [DC] */ INVALID, INVALID, INVALID, TSq("vpandn",EVEX_RMrX), 1624 1625 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 1626 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 1627 /* [E8] */ INVALID, INVALID, INVALID, TSq("vpor",EVEX_RMrX), 1628 /* [EC] */ INVALID, INVALID, INVALID, TSq("vpxor",EVEX_RMrX), 1629 1630 /* [F0] */ INVALID, INVALID, INVALID, INVALID, 1631 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 1632 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 1633 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 1634 }; 1635 1636 const instable_t dis_opEVEX660F38[256] = { 1637 /* [00] */ INVALID, INVALID, INVALID, INVALID, 1638 /* [04] */ INVALID, INVALID, INVALID, INVALID, 1639 /* [08] */ INVALID, INVALID, INVALID, INVALID, 1640 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1641 1642 /* [10] */ INVALID, INVALID, INVALID, INVALID, 1643 /* [14] */ INVALID, INVALID, INVALID, INVALID, 1644 /* [18] */ INVALID, INVALID, INVALID, INVALID, 1645 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 1646 1647 /* [20] */ INVALID, INVALID, INVALID, INVALID, 1648 /* [24] */ INVALID, INVALID, INVALID, INVALID, 1649 /* [28] */ INVALID, INVALID, INVALID, INVALID, 1650 /* [2C] */ INVALID, INVALID, INVALID, INVALID, 1651 1652 /* [30] */ INVALID, INVALID, INVALID, INVALID, 1653 /* [34] */ INVALID, INVALID, INVALID, INVALID, 1654 /* [38] */ INVALID, INVALID, INVALID, INVALID, 1655 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 1656 1657 /* [40] */ INVALID, INVALID, INVALID, INVALID, 1658 /* [44] */ INVALID, INVALID, INVALID, INVALID, 1659 /* [48] */ INVALID, INVALID, INVALID, INVALID, 1660 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 1661 1662 /* [50] */ TNSZ("vpdpbusd",EVEX_RMrX,16),TNSZ("vpdpbusds",EVEX_RMrX,16),TNSZ("vpdpwssd",EVEX_RMrX,16),TNSZ("vpdpwssds",EVEX_RMrX,16), 1663 /* [54] */ INVALID, INVALID, INVALID, INVALID, 1664 /* [58] */ INVALID, INVALID, INVALID, INVALID, 1665 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 1666 1667 /* [60] */ INVALID, INVALID, INVALID, INVALID, 1668 /* [64] */ INVALID, INVALID, INVALID, INVALID, 1669 /* [68] */ INVALID, INVALID, INVALID, INVALID, 1670 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 1671 1672 /* [70] */ INVALID, INVALID, INVALID, INVALID, 1673 /* [74] */ INVALID, INVALID, INVALID, INVALID, 1674 /* [78] */ INVALID, INVALID, INVALID, INVALID, 1675 /* [7C] */ INVALID, INVALID, INVALID, INVALID, 1676 1677 /* [80] */ INVALID, INVALID, INVALID, INVALID, 1678 /* [84] */ INVALID, INVALID, INVALID, INVALID, 1679 /* [88] */ INVALID, INVALID, INVALID, INVALID, 1680 /* [8C] */ INVALID, INVALID, INVALID, INVALID, 1681 1682 /* [90] */ INVALID, INVALID, INVALID, INVALID, 1683 /* [94] */ INVALID, INVALID, INVALID, INVALID, 1684 /* [98] */ INVALID, INVALID, INVALID, INVALID, 1685 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 1686 1687 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 1688 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 1689 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 1690 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 1691 1692 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 1693 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 1694 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 1695 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 1696 1697 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 1698 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 1699 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 1700 /* [CC] */ INVALID, INVALID, INVALID, TNS("vgf2p8mulb",EVEX_RMrX), 1701 1702 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 1703 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 1704 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 1705 /* [DC] */ TNSZ("vaesenc",EVEX_RMrX,16),TNSZ("vaesenclast",EVEX_RMrX,16),TNSZ("vaesdec",EVEX_RMrX,16),TNSZ("vaesdeclast",EVEX_RMrX,16), 1706 1707 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 1708 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 1709 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 1710 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 1711 1712 /* [F0] */ INVALID, INVALID, INVALID, INVALID, 1713 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 1714 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 1715 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 1716 }; 1717 1718 const instable_t dis_opEVEX660F3A[256] = { 1719 /* [00] */ INVALID, INVALID, INVALID, INVALID, 1720 /* [04] */ INVALID, INVALID, INVALID, INVALID, 1721 /* [08] */ INVALID, INVALID, INVALID, INVALID, 1722 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1723 1724 /* [10] */ INVALID, INVALID, INVALID, INVALID, 1725 /* [14] */ INVALID, INVALID, INVALID, INVALID, 1726 /* [18] */ INVALID, INVALID, INVALID, INVALID, 1727 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 1728 1729 /* [20] */ INVALID, INVALID, INVALID, INVALID, 1730 /* [24] */ INVALID, INVALID, INVALID, INVALID, 1731 /* [28] */ INVALID, INVALID, INVALID, INVALID, 1732 /* [2C] */ INVALID, INVALID, INVALID, INVALID, 1733 1734 /* [30] */ INVALID, INVALID, INVALID, INVALID, 1735 /* [34] */ INVALID, INVALID, INVALID, INVALID, 1736 /* [38] */ INVALID, INVALID, INVALID, INVALID, 1737 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 1738 1739 /* [40] */ INVALID, INVALID, INVALID, INVALID, 1740 /* [44] */ TNSZ("vpclmulqdq",EVEX_RMRX,16),INVALID, INVALID, INVALID, 1741 /* [48] */ INVALID, INVALID, INVALID, INVALID, 1742 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 1743 1744 /* [50] */ INVALID, INVALID, INVALID, INVALID, 1745 /* [54] */ INVALID, INVALID, INVALID, INVALID, 1746 /* [58] */ INVALID, INVALID, INVALID, INVALID, 1747 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 1748 1749 /* [60] */ INVALID, INVALID, INVALID, INVALID, 1750 /* [64] */ INVALID, INVALID, INVALID, INVALID, 1751 /* [68] */ INVALID, INVALID, INVALID, INVALID, 1752 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 1753 1754 /* [70] */ INVALID, INVALID, INVALID, INVALID, 1755 /* [74] */ INVALID, INVALID, INVALID, INVALID, 1756 /* [78] */ INVALID, INVALID, INVALID, INVALID, 1757 /* [7C] */ INVALID, INVALID, INVALID, INVALID, 1758 1759 /* [80] */ INVALID, INVALID, INVALID, INVALID, 1760 /* [84] */ INVALID, INVALID, INVALID, INVALID, 1761 /* [88] */ INVALID, INVALID, INVALID, INVALID, 1762 /* [8C] */ INVALID, INVALID, INVALID, INVALID, 1763 1764 /* [90] */ INVALID, INVALID, INVALID, INVALID, 1765 /* [94] */ INVALID, INVALID, INVALID, INVALID, 1766 /* [98] */ INVALID, INVALID, INVALID, INVALID, 1767 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 1768 1769 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 1770 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 1771 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 1772 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 1773 1774 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 1775 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 1776 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 1777 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 1778 1779 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 1780 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 1781 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 1782 /* [CC] */ INVALID, INVALID, TNS("vgf2p8affineqb",EVEX_RMRX),TNS("vgf2p8affineinvqb",EVEX_RMRX), 1783 1784 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 1785 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 1786 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 1787 /* [DC] */ INVALID, INVALID, INVALID, INVALID, 1788 1789 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 1790 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 1791 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 1792 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 1793 1794 /* [F0] */ INVALID, INVALID, INVALID, INVALID, 1795 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 1796 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 1797 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 1798 }; 1799 1800 1801 const instable_t dis_opEVEXF20F[256] = { 1802 /* [00] */ INVALID, INVALID, INVALID, INVALID, 1803 /* [04] */ INVALID, INVALID, INVALID, INVALID, 1804 /* [08] */ INVALID, INVALID, INVALID, INVALID, 1805 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1806 1807 /* [10] */ INVALID, INVALID, INVALID, INVALID, 1808 /* [14] */ INVALID, INVALID, INVALID, INVALID, 1809 /* [18] */ INVALID, INVALID, INVALID, INVALID, 1810 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 1811 1812 /* [20] */ INVALID, INVALID, INVALID, INVALID, 1813 /* [24] */ INVALID, INVALID, INVALID, INVALID, 1814 /* [28] */ INVALID, INVALID, INVALID, INVALID, 1815 /* [2C] */ INVALID, INVALID, INVALID, INVALID, 1816 1817 /* [30] */ INVALID, INVALID, INVALID, INVALID, 1818 /* [34] */ INVALID, INVALID, INVALID, INVALID, 1819 /* [38] */ INVALID, INVALID, INVALID, INVALID, 1820 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 1821 1822 /* [40] */ INVALID, INVALID, INVALID, INVALID, 1823 /* [44] */ INVALID, INVALID, INVALID, INVALID, 1824 /* [48] */ INVALID, INVALID, INVALID, INVALID, 1825 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 1826 1827 /* [50] */ INVALID, INVALID, INVALID, INVALID, 1828 /* [54] */ INVALID, INVALID, INVALID, INVALID, 1829 /* [58] */ INVALID, INVALID, INVALID, INVALID, 1830 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 1831 1832 /* [60] */ INVALID, INVALID, INVALID, INVALID, 1833 /* [64] */ INVALID, INVALID, INVALID, INVALID, 1834 /* [68] */ INVALID, INVALID, INVALID, INVALID, 1835 /* [6C] */ INVALID, INVALID, INVALID, TNS("vmovdqu",EVEX_MX), 1836 1837 /* [70] */ INVALID, INVALID, INVALID, INVALID, 1838 /* [74] */ INVALID, INVALID, INVALID, INVALID, 1839 /* [78] */ INVALID, INVALID, INVALID, INVALID, 1840 /* [7C] */ INVALID, INVALID, INVALID, TNS("vmovdqu",EVEX_RX), 1841 1842 /* [80] */ INVALID, INVALID, INVALID, INVALID, 1843 /* [84] */ INVALID, INVALID, INVALID, INVALID, 1844 /* [88] */ INVALID, INVALID, INVALID, INVALID, 1845 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1846 1847 /* [90] */ INVALID, INVALID, INVALID, INVALID, 1848 /* [94] */ INVALID, INVALID, INVALID, INVALID, 1849 /* [98] */ INVALID, INVALID, INVALID, INVALID, 1850 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 1851 1852 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 1853 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 1854 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 1855 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 1856 1857 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 1858 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 1859 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 1860 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 1861 1862 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 1863 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 1864 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 1865 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 1866 1867 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 1868 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 1869 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 1870 /* [DC] */ INVALID, INVALID, INVALID, INVALID, 1871 1872 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 1873 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 1874 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 1875 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 1876 1877 /* [F0] */ INVALID, INVALID, INVALID, INVALID, 1878 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 1879 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 1880 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 1881 }; 1882 1883 const instable_t dis_opEVEXF30F[256] = { 1884 /* [00] */ INVALID, INVALID, INVALID, INVALID, 1885 /* [04] */ INVALID, INVALID, INVALID, INVALID, 1886 /* [08] */ INVALID, INVALID, INVALID, INVALID, 1887 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1888 1889 /* [10] */ INVALID, INVALID, INVALID, INVALID, 1890 /* [14] */ INVALID, INVALID, INVALID, INVALID, 1891 /* [18] */ INVALID, INVALID, INVALID, INVALID, 1892 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 1893 1894 /* [20] */ INVALID, INVALID, INVALID, INVALID, 1895 /* [24] */ INVALID, INVALID, INVALID, INVALID, 1896 /* [28] */ INVALID, INVALID, INVALID, INVALID, 1897 /* [2C] */ INVALID, INVALID, INVALID, INVALID, 1898 1899 /* [30] */ INVALID, INVALID, INVALID, INVALID, 1900 /* [34] */ INVALID, INVALID, INVALID, INVALID, 1901 /* [38] */ INVALID, INVALID, INVALID, INVALID, 1902 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 1903 1904 /* [40] */ INVALID, INVALID, INVALID, INVALID, 1905 /* [44] */ INVALID, INVALID, INVALID, INVALID, 1906 /* [48] */ INVALID, INVALID, INVALID, INVALID, 1907 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 1908 1909 /* [50] */ INVALID, INVALID, INVALID, INVALID, 1910 /* [54] */ INVALID, INVALID, INVALID, INVALID, 1911 /* [58] */ INVALID, INVALID, INVALID, INVALID, 1912 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 1913 1914 /* [60] */ INVALID, INVALID, INVALID, INVALID, 1915 /* [64] */ INVALID, INVALID, INVALID, INVALID, 1916 /* [68] */ INVALID, INVALID, INVALID, INVALID, 1917 /* [6C] */ INVALID, INVALID, INVALID, TNS("vmovdqu",EVEX_MX), 1918 1919 /* [70] */ INVALID, INVALID, INVALID, INVALID, 1920 /* [74] */ INVALID, INVALID, INVALID, INVALID, 1921 /* [78] */ INVALID, INVALID, INVALID, INVALID, 1922 /* [7C] */ INVALID, INVALID, INVALID, TNS("vmovdqu",EVEX_RX), 1923 1924 /* [80] */ INVALID, INVALID, INVALID, INVALID, 1925 /* [84] */ INVALID, INVALID, INVALID, INVALID, 1926 /* [88] */ INVALID, INVALID, INVALID, INVALID, 1927 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1928 1929 /* [90] */ INVALID, INVALID, INVALID, INVALID, 1930 /* [94] */ INVALID, INVALID, INVALID, INVALID, 1931 /* [98] */ INVALID, INVALID, INVALID, INVALID, 1932 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 1933 1934 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 1935 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 1936 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 1937 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 1938 1939 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 1940 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 1941 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 1942 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 1943 1944 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 1945 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 1946 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 1947 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 1948 1949 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 1950 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 1951 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 1952 /* [DC] */ INVALID, INVALID, INVALID, INVALID, 1953 1954 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 1955 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 1956 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 1957 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 1958 1959 /* [F0] */ INVALID, INVALID, INVALID, INVALID, 1960 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 1961 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 1962 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 1963 }; 1964 /* 1965 * The following two tables are used to encode crc32 and movbe 1966 * since they share the same opcodes. 1967 */ 1968 const instable_t dis_op0F38F0[2] = { 1969 /* [00] */ TNS("crc32b",CRC32), 1970 TS("movbe",MOVBE), 1971 }; 1972 1973 const instable_t dis_op0F38F1[2] = { 1974 /* [00] */ TS("crc32",CRC32), 1975 TS("movbe",MOVBE), 1976 }; 1977 1978 /* 1979 * The following table is used to distinguish between adox and adcx which share 1980 * the same opcodes. 1981 */ 1982 const instable_t dis_op0F38F6[2] = { 1983 /* [00] */ TNS("adcx",ADX), 1984 TNS("adox",ADX), 1985 }; 1986 1987 const instable_t dis_op0F38[256] = { 1988 /* [00] */ TNSZ("pshufb",XMM_66o,16),TNSZ("phaddw",XMM_66o,16),TNSZ("phaddd",XMM_66o,16),TNSZ("phaddsw",XMM_66o,16), 1989 /* [04] */ TNSZ("pmaddubsw",XMM_66o,16),TNSZ("phsubw",XMM_66o,16), TNSZ("phsubd",XMM_66o,16),TNSZ("phsubsw",XMM_66o,16), 1990 /* [08] */ TNSZ("psignb",XMM_66o,16),TNSZ("psignw",XMM_66o,16),TNSZ("psignd",XMM_66o,16),TNSZ("pmulhrsw",XMM_66o,16), 1991 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 1992 1993 /* [10] */ TNSZ("pblendvb",XMM_66r,16),INVALID, INVALID, INVALID, 1994 /* [14] */ TNSZ("blendvps",XMM_66r,16),TNSZ("blendvpd",XMM_66r,16),INVALID, TNSZ("ptest",XMM_66r,16), 1995 /* [18] */ INVALID, INVALID, INVALID, INVALID, 1996 /* [1C] */ TNSZ("pabsb",XMM_66o,16),TNSZ("pabsw",XMM_66o,16),TNSZ("pabsd",XMM_66o,16),INVALID, 1997 1998 /* [20] */ TNSZ("pmovsxbw",XMM_66r,16),TNSZ("pmovsxbd",XMM_66r,16),TNSZ("pmovsxbq",XMM_66r,16),TNSZ("pmovsxwd",XMM_66r,16), 1999 /* [24] */ TNSZ("pmovsxwq",XMM_66r,16),TNSZ("pmovsxdq",XMM_66r,16),INVALID, INVALID, 2000 /* [28] */ TNSZ("pmuldq",XMM_66r,16),TNSZ("pcmpeqq",XMM_66r,16),TNSZ("movntdqa",XMMM_66r,16),TNSZ("packusdw",XMM_66r,16), 2001 /* [2C] */ INVALID, INVALID, INVALID, INVALID, 2002 2003 /* [30] */ TNSZ("pmovzxbw",XMM_66r,16),TNSZ("pmovzxbd",XMM_66r,16),TNSZ("pmovzxbq",XMM_66r,16),TNSZ("pmovzxwd",XMM_66r,16), 2004 /* [34] */ TNSZ("pmovzxwq",XMM_66r,16),TNSZ("pmovzxdq",XMM_66r,16),INVALID, TNSZ("pcmpgtq",XMM_66r,16), 2005 /* [38] */ TNSZ("pminsb",XMM_66r,16),TNSZ("pminsd",XMM_66r,16),TNSZ("pminuw",XMM_66r,16),TNSZ("pminud",XMM_66r,16), 2006 /* [3C] */ TNSZ("pmaxsb",XMM_66r,16),TNSZ("pmaxsd",XMM_66r,16),TNSZ("pmaxuw",XMM_66r,16),TNSZ("pmaxud",XMM_66r,16), 2007 2008 /* [40] */ TNSZ("pmulld",XMM_66r,16),TNSZ("phminposuw",XMM_66r,16),INVALID, INVALID, 2009 /* [44] */ INVALID, INVALID, INVALID, INVALID, 2010 /* [48] */ INVALID, INVALID, INVALID, INVALID, 2011 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 2012 2013 /* [50] */ INVALID, INVALID, INVALID, INVALID, 2014 /* [54] */ INVALID, INVALID, INVALID, INVALID, 2015 /* [58] */ INVALID, INVALID, INVALID, INVALID, 2016 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 2017 2018 /* [60] */ INVALID, INVALID, INVALID, INVALID, 2019 /* [64] */ INVALID, INVALID, INVALID, INVALID, 2020 /* [68] */ INVALID, INVALID, INVALID, INVALID, 2021 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 2022 2023 /* [70] */ INVALID, INVALID, INVALID, INVALID, 2024 /* [74] */ INVALID, INVALID, INVALID, INVALID, 2025 /* [78] */ INVALID, INVALID, INVALID, INVALID, 2026 /* [7C] */ INVALID, INVALID, INVALID, INVALID, 2027 2028 /* [80] */ TNSy("invept", RM_66r), TNSy("invvpid", RM_66r),TNSy("invpcid", RM_66r),INVALID, 2029 /* [84] */ INVALID, INVALID, INVALID, INVALID, 2030 /* [88] */ INVALID, INVALID, INVALID, INVALID, 2031 /* [8C] */ INVALID, INVALID, INVALID, INVALID, 2032 2033 /* [90] */ INVALID, INVALID, INVALID, INVALID, 2034 /* [94] */ INVALID, INVALID, INVALID, INVALID, 2035 /* [98] */ INVALID, INVALID, INVALID, INVALID, 2036 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 2037 2038 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 2039 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 2040 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 2041 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 2042 2043 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 2044 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 2045 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 2046 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 2047 2048 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 2049 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 2050 /* [C8] */ TNSZ("sha1nexte",XMM,16),TNSZ("sha1msg1",XMM,16),TNSZ("sha1msg2",XMM,16),TNSZ("sha256rnds2",XMM,16), 2051 /* [CC] */ TNSZ("sha256msg1",XMM,16),TNSZ("sha256msg2",XMM,16),INVALID, TNS("gf2p8mulb",XMM_66r), 2052 2053 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 2054 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 2055 /* [D8] */ INVALID, INVALID, INVALID, TNSZ("aesimc",XMM_66r,16), 2056 /* [DC] */ TNSZ("aesenc",XMM_66r,16),TNSZ("aesenclast",XMM_66r,16),TNSZ("aesdec",XMM_66r,16),TNSZ("aesdeclast",XMM_66r,16), 2057 2058 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 2059 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 2060 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 2061 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 2062 /* [F0] */ IND(dis_op0F38F0), IND(dis_op0F38F1), INVALID, INVALID, 2063 /* [F4] */ INVALID, INVALID, IND(dis_op0F38F6), INVALID, 2064 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 2065 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 2066 }; 2067 2068 const instable_t dis_opAVX660F38[256] = { 2069 /* [00] */ TNSZ("vpshufb",VEX_RMrX,16),TNSZ("vphaddw",VEX_RMrX,16),TNSZ("vphaddd",VEX_RMrX,16),TNSZ("vphaddsw",VEX_RMrX,16), 2070 /* [04] */ TNSZ("vpmaddubsw",VEX_RMrX,16),TNSZ("vphsubw",VEX_RMrX,16), TNSZ("vphsubd",VEX_RMrX,16),TNSZ("vphsubsw",VEX_RMrX,16), 2071 /* [08] */ TNSZ("vpsignb",VEX_RMrX,16),TNSZ("vpsignw",VEX_RMrX,16),TNSZ("vpsignd",VEX_RMrX,16),TNSZ("vpmulhrsw",VEX_RMrX,16), 2072 /* [0C] */ TNSZ("vpermilps",VEX_RMrX,8),TNSZ("vpermilpd",VEX_RMrX,16),TNSZ("vtestps",VEX_RRI,8), TNSZ("vtestpd",VEX_RRI,16), 2073 2074 /* [10] */ INVALID, INVALID, INVALID, TNSZ("vcvtph2ps",VEX_MX,16), 2075 /* [14] */ INVALID, INVALID, TNSZ("vpermps",VEX_RMrX,16),TNSZ("vptest",VEX_RRI,16), 2076 /* [18] */ TNSZ("vbroadcastss",VEX_MX,4),TNSZ("vbroadcastsd",VEX_MX,8),TNSZ("vbroadcastf128",VEX_MX,16),INVALID, 2077 /* [1C] */ TNSZ("vpabsb",VEX_MX,16),TNSZ("vpabsw",VEX_MX,16),TNSZ("vpabsd",VEX_MX,16),INVALID, 2078 2079 /* [20] */ TNSZ("vpmovsxbw",VEX_MX,16),TNSZ("vpmovsxbd",VEX_MX,16),TNSZ("vpmovsxbq",VEX_MX,16),TNSZ("vpmovsxwd",VEX_MX,16), 2080 /* [24] */ TNSZ("vpmovsxwq",VEX_MX,16),TNSZ("vpmovsxdq",VEX_MX,16),INVALID, INVALID, 2081 /* [28] */ TNSZ("vpmuldq",VEX_RMrX,16),TNSZ("vpcmpeqq",VEX_RMrX,16),TNSZ("vmovntdqa",VEX_MX,16),TNSZ("vpackusdw",VEX_RMrX,16), 2082 /* [2C] */ TNSZ("vmaskmovps",VEX_RMrX,8),TNSZ("vmaskmovpd",VEX_RMrX,16),TNSZ("vmaskmovps",VEX_RRM,8),TNSZ("vmaskmovpd",VEX_RRM,16), 2083 2084 /* [30] */ TNSZ("vpmovzxbw",VEX_MX,16),TNSZ("vpmovzxbd",VEX_MX,16),TNSZ("vpmovzxbq",VEX_MX,16),TNSZ("vpmovzxwd",VEX_MX,16), 2085 /* [34] */ TNSZ("vpmovzxwq",VEX_MX,16),TNSZ("vpmovzxdq",VEX_MX,16),TNSZ("vpermd",VEX_RMrX,16),TNSZ("vpcmpgtq",VEX_RMrX,16), 2086 /* [38] */ TNSZ("vpminsb",VEX_RMrX,16),TNSZ("vpminsd",VEX_RMrX,16),TNSZ("vpminuw",VEX_RMrX,16),TNSZ("vpminud",VEX_RMrX,16), 2087 /* [3C] */ TNSZ("vpmaxsb",VEX_RMrX,16),TNSZ("vpmaxsd",VEX_RMrX,16),TNSZ("vpmaxuw",VEX_RMrX,16),TNSZ("vpmaxud",VEX_RMrX,16), 2088 2089 /* [40] */ TNSZ("vpmulld",VEX_RMrX,16),TNSZ("vphminposuw",VEX_MX,16),INVALID, INVALID, 2090 /* [44] */ INVALID, TSaZ("vpsrlv",VEX_RMrX,16),TNSZ("vpsravd",VEX_RMrX,16),TSaZ("vpsllv",VEX_RMrX,16), 2091 /* [48] */ INVALID, INVALID, INVALID, INVALID, 2092 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 2093 2094 /* [50] */ INVALID, INVALID, INVALID, INVALID, 2095 /* [54] */ INVALID, INVALID, INVALID, INVALID, 2096 /* [58] */ TNSZ("vpbroadcastd",VEX_MX,16),TNSZ("vpbroadcastq",VEX_MX,16),TNSZ("vbroadcasti128",VEX_MX,16),INVALID, 2097 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 2098 2099 /* [60] */ INVALID, INVALID, INVALID, INVALID, 2100 /* [64] */ INVALID, INVALID, INVALID, INVALID, 2101 /* [68] */ INVALID, INVALID, INVALID, INVALID, 2102 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 2103 2104 /* [70] */ INVALID, INVALID, INVALID, INVALID, 2105 /* [74] */ INVALID, INVALID, INVALID, INVALID, 2106 /* [78] */ TNSZ("vpbroadcastb",VEX_MX,16),TNSZ("vpbroadcastw",VEX_MX,16),INVALID, INVALID, 2107 /* [7C] */ INVALID, INVALID, INVALID, INVALID, 2108 2109 /* [80] */ INVALID, INVALID, INVALID, INVALID, 2110 /* [84] */ INVALID, INVALID, INVALID, INVALID, 2111 /* [88] */ INVALID, INVALID, INVALID, INVALID, 2112 /* [8C] */ TSaZ("vpmaskmov",VEX_RMrX,16),INVALID, TSaZ("vpmaskmov",VEX_RRM,16),INVALID, 2113 2114 /* [90] */ TNSZ("vpgatherd",VEX_SbVM,16),TNSZ("vpgatherq",VEX_SbVM,16),TNSZ("vgatherdp",VEX_SbVM,16),TNSZ("vgatherqp",VEX_SbVM,16), 2115 /* [94] */ INVALID, INVALID, TNSZ("vfmaddsub132p",FMA,16),TNSZ("vfmsubadd132p",FMA,16), 2116 /* [98] */ TNSZ("vfmadd132p",FMA,16),TNSZ("vfmadd132s",FMA,16),TNSZ("vfmsub132p",FMA,16),TNSZ("vfmsub132s",FMA,16), 2117 /* [9C] */ TNSZ("vfnmadd132p",FMA,16),TNSZ("vfnmadd132s",FMA,16),TNSZ("vfnmsub132p",FMA,16),TNSZ("vfnmsub132s",FMA,16), 2118 2119 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 2120 /* [A4] */ INVALID, INVALID, TNSZ("vfmaddsub213p",FMA,16),TNSZ("vfmsubadd213p",FMA,16), 2121 /* [A8] */ TNSZ("vfmadd213p",FMA,16),TNSZ("vfmadd213s",FMA,16),TNSZ("vfmsub213p",FMA,16),TNSZ("vfmsub213s",FMA,16), 2122 /* [AC] */ TNSZ("vfnmadd213p",FMA,16),TNSZ("vfnmadd213s",FMA,16),TNSZ("vfnmsub213p",FMA,16),TNSZ("vfnmsub213s",FMA,16), 2123 2124 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 2125 /* [B4] */ INVALID, INVALID, TNSZ("vfmaddsub231p",FMA,16),TNSZ("vfmsubadd231p",FMA,16), 2126 /* [B8] */ TNSZ("vfmadd231p",FMA,16),TNSZ("vfmadd231s",FMA,16),TNSZ("vfmsub231p",FMA,16),TNSZ("vfmsub231s",FMA,16), 2127 /* [BC] */ TNSZ("vfnmadd231p",FMA,16),TNSZ("vfnmadd231s",FMA,16),TNSZ("vfnmsub231p",FMA,16),TNSZ("vfnmsub231s",FMA,16), 2128 2129 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 2130 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 2131 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 2132 /* [CC] */ INVALID, INVALID, INVALID, TNS("vgf2p8mulb",VEX_RMrX), 2133 2134 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 2135 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 2136 /* [D8] */ INVALID, INVALID, INVALID, TNSZ("vaesimc",VEX_MX,16), 2137 /* [DC] */ TNSZ("vaesenc",VEX_RMrX,16),TNSZ("vaesenclast",VEX_RMrX,16),TNSZ("vaesdec",VEX_RMrX,16),TNSZ("vaesdeclast",VEX_RMrX,16), 2138 2139 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 2140 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 2141 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 2142 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 2143 /* [F0] */ IND(dis_op0F38F0), IND(dis_op0F38F1), INVALID, INVALID, 2144 /* [F4] */ INVALID, INVALID, INVALID, TNSZvr("shlx",VEX_VRMrX,5), 2145 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 2146 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 2147 }; 2148 2149 const instable_t dis_op0F3A[256] = { 2150 /* [00] */ INVALID, INVALID, INVALID, INVALID, 2151 /* [04] */ INVALID, INVALID, INVALID, INVALID, 2152 /* [08] */ TNSZ("roundps",XMMP_66r,16),TNSZ("roundpd",XMMP_66r,16),TNSZ("roundss",XMMP_66r,16),TNSZ("roundsd",XMMP_66r,16), 2153 /* [0C] */ TNSZ("blendps",XMMP_66r,16),TNSZ("blendpd",XMMP_66r,16),TNSZ("pblendw",XMMP_66r,16),TNSZ("palignr",XMMP_66o,16), 2154 2155 /* [10] */ INVALID, INVALID, INVALID, INVALID, 2156 /* [14] */ TNSZ("pextrb",XMM3PM_66r,8),TNSZ("pextrw",XMM3PM_66r,16),TSZ("pextr",XMM3PM_66r,16),TNSZ("extractps",XMM3PM_66r,16), 2157 /* [18] */ INVALID, INVALID, INVALID, INVALID, 2158 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 2159 2160 /* [20] */ TNSZ("pinsrb",XMMPRM_66r,8),TNSZ("insertps",XMMP_66r,16),TSZ("pinsr",XMMPRM_66r,16),INVALID, 2161 /* [24] */ INVALID, INVALID, INVALID, INVALID, 2162 /* [28] */ INVALID, INVALID, INVALID, INVALID, 2163 /* [2C] */ INVALID, INVALID, INVALID, INVALID, 2164 2165 /* [30] */ INVALID, INVALID, INVALID, INVALID, 2166 /* [34] */ INVALID, INVALID, INVALID, INVALID, 2167 /* [38] */ INVALID, INVALID, INVALID, INVALID, 2168 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 2169 2170 /* [40] */ TNSZ("dpps",XMMP_66r,16),TNSZ("dppd",XMMP_66r,16),TNSZ("mpsadbw",XMMP_66r,16),INVALID, 2171 /* [44] */ TNSZ("pclmulqdq",XMMP_66r,16),INVALID, INVALID, INVALID, 2172 /* [48] */ INVALID, INVALID, INVALID, INVALID, 2173 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 2174 2175 /* [50] */ INVALID, INVALID, INVALID, INVALID, 2176 /* [54] */ INVALID, INVALID, INVALID, INVALID, 2177 /* [58] */ INVALID, INVALID, INVALID, INVALID, 2178 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 2179 2180 /* [60] */ TNSZ("pcmpestrm",XMMP_66r,16),TNSZ("pcmpestri",XMMP_66r,16),TNSZ("pcmpistrm",XMMP_66r,16),TNSZ("pcmpistri",XMMP_66r,16), 2181 /* [64] */ INVALID, INVALID, INVALID, INVALID, 2182 /* [68] */ INVALID, INVALID, INVALID, INVALID, 2183 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 2184 2185 /* [70] */ INVALID, INVALID, INVALID, INVALID, 2186 /* [74] */ INVALID, INVALID, INVALID, INVALID, 2187 /* [78] */ INVALID, INVALID, INVALID, INVALID, 2188 /* [7C] */ INVALID, INVALID, INVALID, INVALID, 2189 2190 /* [80] */ INVALID, INVALID, INVALID, INVALID, 2191 /* [84] */ INVALID, INVALID, INVALID, INVALID, 2192 /* [88] */ INVALID, INVALID, INVALID, INVALID, 2193 /* [8C] */ INVALID, INVALID, INVALID, INVALID, 2194 2195 /* [90] */ INVALID, INVALID, INVALID, INVALID, 2196 /* [94] */ INVALID, INVALID, INVALID, INVALID, 2197 /* [98] */ INVALID, INVALID, INVALID, INVALID, 2198 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 2199 2200 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 2201 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 2202 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 2203 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 2204 2205 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 2206 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 2207 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 2208 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 2209 2210 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 2211 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 2212 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 2213 /* [CC] */ TNSZ("sha1rnds4",XMMP,16),INVALID, TNS("gf2p8affineqb",XMMP_66r),TNS("gf2p8affineinvqb",XMMP_66r), 2214 2215 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 2216 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 2217 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 2218 /* [DC] */ INVALID, INVALID, INVALID, TNSZ("aeskeygenassist",XMMP_66r,16), 2219 2220 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 2221 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 2222 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 2223 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 2224 2225 /* [F0] */ INVALID, INVALID, INVALID, INVALID, 2226 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 2227 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 2228 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 2229 }; 2230 2231 const instable_t dis_opAVX660F3A[256] = { 2232 /* [00] */ TNSZ("vpermq",VEX_MXI,16),TNSZ("vpermpd",VEX_MXI,16),TNSZ("vpblendd",VEX_RMRX,16),INVALID, 2233 /* [04] */ TNSZ("vpermilps",VEX_MXI,8),TNSZ("vpermilpd",VEX_MXI,16),TNSZ("vperm2f128",VEX_RMRX,16),INVALID, 2234 /* [08] */ TNSZ("vroundps",VEX_MXI,16),TNSZ("vroundpd",VEX_MXI,16),TNSZ("vroundss",VEX_RMRX,16),TNSZ("vroundsd",VEX_RMRX,16), 2235 /* [0C] */ TNSZ("vblendps",VEX_RMRX,16),TNSZ("vblendpd",VEX_RMRX,16),TNSZ("vpblendw",VEX_RMRX,16),TNSZ("vpalignr",VEX_RMRX,16), 2236 2237 /* [10] */ INVALID, INVALID, INVALID, INVALID, 2238 /* [14] */ TNSZ("vpextrb",VEX_RRi,8),TNSZ("vpextrw",VEX_RRi,16),TNSZ("vpextrd",VEX_RRi,16),TNSZ("vextractps",VEX_RM,16), 2239 /* [18] */ TNSZ("vinsertf128",VEX_RMRX,16),TNSZ("vextractf128",VEX_RX,16),INVALID, INVALID, 2240 /* [1C] */ INVALID, TNSZ("vcvtps2ph",VEX_RX,16), INVALID, INVALID, 2241 2242 /* [20] */ TNSZ("vpinsrb",VEX_RMRX,8),TNSZ("vinsertps",VEX_RMRX,16),TNSZ("vpinsrd",VEX_RMRX,16),INVALID, 2243 /* [24] */ INVALID, INVALID, INVALID, INVALID, 2244 /* [28] */ INVALID, INVALID, INVALID, INVALID, 2245 /* [2C] */ INVALID, INVALID, INVALID, INVALID, 2246 2247 /* [30] */ TSvo("kshiftr",VEX_MXI), TSvo("kshiftr",VEX_MXI), TSvo("kshiftl",VEX_MXI), TSvo("kshiftl",VEX_MXI), 2248 /* [34] */ INVALID, INVALID, INVALID, INVALID, 2249 /* [38] */ TNSZ("vinserti128",VEX_RMRX,16),TNSZ("vextracti128",VEX_RIM,16),INVALID, INVALID, 2250 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 2251 2252 /* [40] */ TNSZ("vdpps",VEX_RMRX,16),TNSZ("vdppd",VEX_RMRX,16),TNSZ("vmpsadbw",VEX_RMRX,16),INVALID, 2253 /* [44] */ TNSZ("vpclmulqdq",VEX_RMRX,16),INVALID, TNSZ("vperm2i128",VEX_RMRX,16),INVALID, 2254 /* [48] */ INVALID, INVALID, TNSZ("vblendvps",VEX_RMRX,8), TNSZ("vblendvpd",VEX_RMRX,16), 2255 /* [4C] */ TNSZ("vpblendvb",VEX_RMRX,16),INVALID, INVALID, INVALID, 2256 2257 /* [50] */ INVALID, INVALID, INVALID, INVALID, 2258 /* [54] */ INVALID, INVALID, INVALID, INVALID, 2259 /* [58] */ INVALID, INVALID, INVALID, INVALID, 2260 /* [5C] */ INVALID, INVALID, INVALID, INVALID, 2261 2262 /* [60] */ TNSZ("vpcmpestrm",VEX_MXI,16),TNSZ("vpcmpestri",VEX_MXI,16),TNSZ("vpcmpistrm",VEX_MXI,16),TNSZ("vpcmpistri",VEX_MXI,16), 2263 /* [64] */ INVALID, INVALID, INVALID, INVALID, 2264 /* [68] */ INVALID, INVALID, INVALID, INVALID, 2265 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 2266 2267 /* [70] */ INVALID, INVALID, INVALID, INVALID, 2268 /* [74] */ INVALID, INVALID, INVALID, INVALID, 2269 /* [78] */ INVALID, INVALID, INVALID, INVALID, 2270 /* [7C] */ INVALID, INVALID, INVALID, INVALID, 2271 2272 /* [80] */ INVALID, INVALID, INVALID, INVALID, 2273 /* [84] */ INVALID, INVALID, INVALID, INVALID, 2274 /* [88] */ INVALID, INVALID, INVALID, INVALID, 2275 /* [8C] */ INVALID, INVALID, INVALID, INVALID, 2276 2277 /* [90] */ INVALID, INVALID, INVALID, INVALID, 2278 /* [94] */ INVALID, INVALID, INVALID, INVALID, 2279 /* [98] */ INVALID, INVALID, INVALID, INVALID, 2280 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 2281 2282 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 2283 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 2284 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 2285 /* [AC] */ INVALID, INVALID, INVALID, INVALID, 2286 2287 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 2288 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 2289 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 2290 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 2291 2292 /* [C0] */ INVALID, INVALID, INVALID, INVALID, 2293 /* [C4] */ INVALID, INVALID, INVALID, INVALID, 2294 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 2295 /* [CC] */ INVALID, INVALID, TNS("vgf2p8affineqb",VEX_RMRX),TNS("vgf2p8affineinvqb",VEX_RMRX), 2296 2297 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 2298 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 2299 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 2300 /* [DC] */ INVALID, INVALID, INVALID, TNSZ("vaeskeygenassist",VEX_MXI,16), 2301 2302 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 2303 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 2304 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 2305 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 2306 2307 /* [F0] */ INVALID, INVALID, INVALID, INVALID, 2308 /* [F4] */ INVALID, INVALID, INVALID, INVALID, 2309 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 2310 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 2311 }; 2312 2313 /* 2314 * Decode table for 0x0F0D which uses the first byte of the mod_rm to 2315 * indicate a sub-code. 2316 */ 2317 const instable_t dis_op0F0D[8] = { 2318 /* [00] */ INVALID, TNS("prefetchw",PREF), TNS("prefetchwt1",PREF),INVALID, 2319 /* [04] */ INVALID, INVALID, INVALID, INVALID, 2320 }; 2321 2322 /* 2323 * Decode table for 0x0F opcodes 2324 */ 2325 2326 const instable_t dis_op0F[16][16] = { 2327 { 2328 /* [00] */ IND(dis_op0F00), IND(dis_op0F01), TNS("lar",MR), TNS("lsl",MR), 2329 /* [04] */ INVALID, TNS("syscall",NORM), TNS("clts",NORM), TNS("sysret",NORM), 2330 /* [08] */ TNS("invd",NORM), TNS("wbinvd",NORM), INVALID, TNS("ud2",NORM), 2331 /* [0C] */ INVALID, IND(dis_op0F0D), INVALID, INVALID, 2332 }, { 2333 /* [10] */ TNSZ("movups",XMMO,16), TNSZ("movups",XMMOS,16),TNSZ("movlps",XMMO,8), TNSZ("movlps",XMMOS,8), 2334 /* [14] */ TNSZ("unpcklps",XMMO,16),TNSZ("unpckhps",XMMO,16),TNSZ("movhps",XMMOM,8),TNSZ("movhps",XMMOMS,8), 2335 /* [18] */ IND(dis_op0F18), INVALID, INVALID, INVALID, 2336 /* [1C] */ INVALID, INVALID, INVALID, TS("nop",Mw), 2337 }, { 2338 /* [20] */ TSy("mov",SREG), TSy("mov",SREG), TSy("mov",SREG), TSy("mov",SREG), 2339 /* [24] */ TSx("mov",SREG), INVALID, TSx("mov",SREG), INVALID, 2340 /* [28] */ TNSZ("movaps",XMMO,16), TNSZ("movaps",XMMOS,16),TNSZ("cvtpi2ps",XMMOMX,8),TNSZ("movntps",XMMOS,16), 2341 /* [2C] */ TNSZ("cvttps2pi",XMMOXMM,8),TNSZ("cvtps2pi",XMMOXMM,8),TNSZ("ucomiss",XMMO,4),TNSZ("comiss",XMMO,4), 2342 }, { 2343 /* [30] */ TNS("wrmsr",NORM), TNS("rdtsc",NORM), TNS("rdmsr",NORM), TNS("rdpmc",NORM), 2344 /* [34] */ TNS("sysenter",NORM), TNS("sysexit",NORM), INVALID, INVALID, 2345 /* [38] */ INVALID, INVALID, INVALID, INVALID, 2346 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 2347 }, { 2348 /* [40] */ TS("cmovx.o",MR), TS("cmovx.no",MR), TS("cmovx.b",MR), TS("cmovx.ae",MR), 2349 /* [44] */ TS("cmovx.e",MR), TS("cmovx.ne",MR), TS("cmovx.be",MR), TS("cmovx.a",MR), 2350 /* [48] */ TS("cmovx.s",MR), TS("cmovx.ns",MR), TS("cmovx.pe",MR), TS("cmovx.po",MR), 2351 /* [4C] */ TS("cmovx.l",MR), TS("cmovx.ge",MR), TS("cmovx.le",MR), TS("cmovx.g",MR), 2352 }, { 2353 /* [50] */ TNS("movmskps",XMMOX3), TNSZ("sqrtps",XMMO,16), TNSZ("rsqrtps",XMMO,16),TNSZ("rcpps",XMMO,16), 2354 /* [54] */ TNSZ("andps",XMMO,16), TNSZ("andnps",XMMO,16), TNSZ("orps",XMMO,16), TNSZ("xorps",XMMO,16), 2355 /* [58] */ TNSZ("addps",XMMO,16), TNSZ("mulps",XMMO,16), TNSZ("cvtps2pd",XMMO,8),TNSZ("cvtdq2ps",XMMO,16), 2356 /* [5C] */ TNSZ("subps",XMMO,16), TNSZ("minps",XMMO,16), TNSZ("divps",XMMO,16), TNSZ("maxps",XMMO,16), 2357 }, { 2358 /* [60] */ TNSZ("punpcklbw",MMO,4),TNSZ("punpcklwd",MMO,4),TNSZ("punpckldq",MMO,4),TNSZ("packsswb",MMO,8), 2359 /* [64] */ TNSZ("pcmpgtb",MMO,8), TNSZ("pcmpgtw",MMO,8), TNSZ("pcmpgtd",MMO,8), TNSZ("packuswb",MMO,8), 2360 /* [68] */ TNSZ("punpckhbw",MMO,8),TNSZ("punpckhwd",MMO,8),TNSZ("punpckhdq",MMO,8),TNSZ("packssdw",MMO,8), 2361 /* [6C] */ TNSZ("INVALID",MMO,0), TNSZ("INVALID",MMO,0), TNSZ("movd",MMO,4), TNSZ("movq",MMO,8), 2362 }, { 2363 /* [70] */ TNSZ("pshufw",MMOPM,8), TNS("psrXXX",MR), TNS("psrXXX",MR), TNS("psrXXX",MR), 2364 /* [74] */ TNSZ("pcmpeqb",MMO,8), TNSZ("pcmpeqw",MMO,8), TNSZ("pcmpeqd",MMO,8), TNS("emms",NORM), 2365 /* [78] */ TNSy("vmread",RM), TNSy("vmwrite",MR), INVALID, INVALID, 2366 /* [7C] */ INVALID, INVALID, TNSZ("movd",MMOS,4), TNSZ("movq",MMOS,8), 2367 }, { 2368 /* [80] */ TNS("jo",D), TNS("jno",D), TNS("jb",D), TNS("jae",D), 2369 /* [84] */ TNS("je",D), TNS("jne",D), TNS("jbe",D), TNS("ja",D), 2370 /* [88] */ TNS("js",D), TNS("jns",D), TNS("jp",D), TNS("jnp",D), 2371 /* [8C] */ TNS("jl",D), TNS("jge",D), TNS("jle",D), TNS("jg",D), 2372 }, { 2373 /* [90] */ TNS("seto",Mb), TNS("setno",Mb), TNS("setb",Mb), TNS("setae",Mb), 2374 /* [94] */ TNS("sete",Mb), TNS("setne",Mb), TNS("setbe",Mb), TNS("seta",Mb), 2375 /* [98] */ TNS("sets",Mb), TNS("setns",Mb), TNS("setp",Mb), TNS("setnp",Mb), 2376 /* [9C] */ TNS("setl",Mb), TNS("setge",Mb), TNS("setle",Mb), TNS("setg",Mb), 2377 }, { 2378 /* [A0] */ TSp("push",LSEG), TSp("pop",LSEG), TNS("cpuid",NORM), TS("bt",RMw), 2379 /* [A4] */ TS("shld",DSHIFT), TS("shld",DSHIFTcl), INVALID, INVALID, 2380 /* [A8] */ TSp("push",LSEG), TSp("pop",LSEG), TNS("rsm",NORM), TS("bts",RMw), 2381 /* [AC] */ TS("shrd",DSHIFT), TS("shrd",DSHIFTcl), IND(dis_op0FAE), TS("imul",MRw), 2382 }, { 2383 /* [B0] */ TNS("cmpxchgb",RMw), TS("cmpxchg",RMw), TS("lss",MR), TS("btr",RMw), 2384 /* [B4] */ TS("lfs",MR), TS("lgs",MR), TS("movzb",MOVZ), TNS("movzwl",MOVZ), 2385 /* [B8] */ TNS("INVALID",MRw), INVALID, IND(dis_op0FBA), TS("btc",RMw), 2386 /* [BC] */ TS("bsf",MRw), TS("bsr",MRw), TS("movsb",MOVZ), TNS("movswl",MOVZ), 2387 }, { 2388 /* [C0] */ TNS("xaddb",XADDB), TS("xadd",RMw), TNSZ("cmpps",XMMOPM,16),TNS("movnti",RM), 2389 /* [C4] */ TNSZ("pinsrw",MMOPRM,2),TNS("pextrw",MMO3P), TNSZ("shufps",XMMOPM,16),IND(dis_op0FC7), 2390 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 2391 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 2392 }, { 2393 /* [D0] */ INVALID, TNSZ("psrlw",MMO,8), TNSZ("psrld",MMO,8), TNSZ("psrlq",MMO,8), 2394 /* [D4] */ TNSZ("paddq",MMO,8), TNSZ("pmullw",MMO,8), TNSZ("INVALID",MMO,0), TNS("pmovmskb",MMOM3), 2395 /* [D8] */ TNSZ("psubusb",MMO,8), TNSZ("psubusw",MMO,8), TNSZ("pminub",MMO,8), TNSZ("pand",MMO,8), 2396 /* [DC] */ TNSZ("paddusb",MMO,8), TNSZ("paddusw",MMO,8), TNSZ("pmaxub",MMO,8), TNSZ("pandn",MMO,8), 2397 }, { 2398 /* [E0] */ TNSZ("pavgb",MMO,8), TNSZ("psraw",MMO,8), TNSZ("psrad",MMO,8), TNSZ("pavgw",MMO,8), 2399 /* [E4] */ TNSZ("pmulhuw",MMO,8), TNSZ("pmulhw",MMO,8), TNS("INVALID",XMMO), TNSZ("movntq",MMOMS,8), 2400 /* [E8] */ TNSZ("psubsb",MMO,8), TNSZ("psubsw",MMO,8), TNSZ("pminsw",MMO,8), TNSZ("por",MMO,8), 2401 /* [EC] */ TNSZ("paddsb",MMO,8), TNSZ("paddsw",MMO,8), TNSZ("pmaxsw",MMO,8), TNSZ("pxor",MMO,8), 2402 }, { 2403 /* [F0] */ INVALID, TNSZ("psllw",MMO,8), TNSZ("pslld",MMO,8), TNSZ("psllq",MMO,8), 2404 /* [F4] */ TNSZ("pmuludq",MMO,8), TNSZ("pmaddwd",MMO,8), TNSZ("psadbw",MMO,8), TNSZ("maskmovq",MMOIMPL,8), 2405 /* [F8] */ TNSZ("psubb",MMO,8), TNSZ("psubw",MMO,8), TNSZ("psubd",MMO,8), TNSZ("psubq",MMO,8), 2406 /* [FC] */ TNSZ("paddb",MMO,8), TNSZ("paddw",MMO,8), TNSZ("paddd",MMO,8), INVALID, 2407 } }; 2408 2409 const instable_t dis_opAVX0F[16][16] = { 2410 { 2411 /* [00] */ INVALID, INVALID, INVALID, INVALID, 2412 /* [04] */ INVALID, INVALID, INVALID, INVALID, 2413 /* [08] */ INVALID, INVALID, INVALID, INVALID, 2414 /* [0C] */ INVALID, INVALID, INVALID, INVALID, 2415 }, { 2416 /* [10] */ TNSZ("vmovups",VEX_MX,16), TNSZ("vmovups",VEX_RM,16),TNSZ("vmovlps",VEX_RMrX,8), TNSZ("vmovlps",VEX_RM,8), 2417 /* [14] */ TNSZ("vunpcklps",VEX_RMrX,16),TNSZ("vunpckhps",VEX_RMrX,16),TNSZ("vmovhps",VEX_RMrX,8),TNSZ("vmovhps",VEX_RM,8), 2418 /* [18] */ INVALID, INVALID, INVALID, INVALID, 2419 /* [1C] */ INVALID, INVALID, INVALID, INVALID, 2420 }, { 2421 /* [20] */ INVALID, INVALID, INVALID, INVALID, 2422 /* [24] */ INVALID, INVALID, INVALID, INVALID, 2423 /* [28] */ TNSZ("vmovaps",VEX_MX,16), TNSZ("vmovaps",VEX_RX,16),INVALID, TNSZ("vmovntps",VEX_RM,16), 2424 /* [2C] */ INVALID, INVALID, TNSZ("vucomiss",VEX_MX,4),TNSZ("vcomiss",VEX_MX,4), 2425 }, { 2426 /* [30] */ INVALID, INVALID, INVALID, INVALID, 2427 /* [34] */ INVALID, INVALID, INVALID, INVALID, 2428 /* [38] */ INVALID, INVALID, INVALID, INVALID, 2429 /* [3C] */ INVALID, INVALID, INVALID, INVALID, 2430 }, { 2431 /* [40] */ INVALID, TSvo("kand",VEX_RMX), TSvo("kandn",VEX_RMX), INVALID, 2432 /* [44] */ TSvo("knot",VEX_MX), TSvo("kor",VEX_RMX), TSvo("kxnor",VEX_RMX), TSvo("kxor",VEX_RMX), 2433 /* [48] */ INVALID, INVALID, TSvo("kadd",VEX_RMX), TSvo("kunpck",VEX_RMX), 2434 /* [4C] */ INVALID, INVALID, INVALID, INVALID, 2435 }, { 2436 /* [50] */ TNS("vmovmskps",VEX_MR), TNSZ("vsqrtps",VEX_MX,16), TNSZ("vrsqrtps",VEX_MX,16),TNSZ("vrcpps",VEX_MX,16), 2437 /* [54] */ TNSZ("vandps",VEX_RMrX,16), TNSZ("vandnps",VEX_RMrX,16), TNSZ("vorps",VEX_RMrX,16), TNSZ("vxorps",VEX_RMrX,16), 2438 /* [58] */ TNSZ("vaddps",VEX_RMrX,16), TNSZ("vmulps",VEX_RMrX,16), TNSZ("vcvtps2pd",VEX_MX,8),TNSZ("vcvtdq2ps",VEX_MX,16), 2439 /* [5C] */ TNSZ("vsubps",VEX_RMrX,16), TNSZ("vminps",VEX_RMrX,16), TNSZ("vdivps",VEX_RMrX,16), TNSZ("vmaxps",VEX_RMrX,16), 2440 }, { 2441 /* [60] */ INVALID, INVALID, INVALID, INVALID, 2442 /* [64] */ INVALID, INVALID, INVALID, INVALID, 2443 /* [68] */ INVALID, INVALID, INVALID, INVALID, 2444 /* [6C] */ INVALID, INVALID, INVALID, INVALID, 2445 }, { 2446 /* [70] */ INVALID, INVALID, INVALID, INVALID, 2447 /* [74] */ INVALID, INVALID, INVALID, TNS("vzeroupper", VEX_NONE), 2448 /* [78] */ INVALID, INVALID, INVALID, INVALID, 2449 /* [7C] */ INVALID, INVALID, INVALID, INVALID, 2450 }, { 2451 /* [80] */ INVALID, INVALID, INVALID, INVALID, 2452 /* [84] */ INVALID, INVALID, INVALID, INVALID, 2453 /* [88] */ INVALID, INVALID, INVALID, INVALID, 2454 /* [8C] */ INVALID, INVALID, INVALID, INVALID, 2455 }, { 2456 /* [90] */ TSvo("kmov",VEX_KRM), TSvo("kmov",VEX_KMR), TSvo("kmov",VEX_KRR), TSvo("kmov",VEX_MR), 2457 /* [94] */ INVALID, INVALID, INVALID, INVALID, 2458 /* [98] */ TSvo("kortest",VEX_MX), TSvo("ktest",VEX_MX), INVALID, INVALID, 2459 /* [9C] */ INVALID, INVALID, INVALID, INVALID, 2460 }, { 2461 /* [A0] */ INVALID, INVALID, INVALID, INVALID, 2462 /* [A4] */ INVALID, INVALID, INVALID, INVALID, 2463 /* [A8] */ INVALID, INVALID, INVALID, INVALID, 2464 /* [AC] */ INVALID, INVALID, TNSZ("vldmxcsr",VEX_MO,2), INVALID, 2465 }, { 2466 /* [B0] */ INVALID, INVALID, INVALID, INVALID, 2467 /* [B4] */ INVALID, INVALID, INVALID, INVALID, 2468 /* [B8] */ INVALID, INVALID, INVALID, INVALID, 2469 /* [BC] */ INVALID, INVALID, INVALID, INVALID, 2470 }, { 2471 /* [C0] */ INVALID, INVALID, TNSZ("vcmpps",VEX_RMRX,16),INVALID, 2472 /* [C4] */ INVALID, INVALID, TNSZ("vshufps",VEX_RMRX,16),INVALID, 2473 /* [C8] */ INVALID, INVALID, INVALID, INVALID, 2474 /* [CC] */ INVALID, INVALID, INVALID, INVALID, 2475 }, { 2476 /* [D0] */ INVALID, INVALID, INVALID, INVALID, 2477 /* [D4] */ INVALID, INVALID, INVALID, INVALID, 2478 /* [D8] */ INVALID, INVALID, INVALID, INVALID, 2479 /* [DC] */ INVALID, INVALID, INVALID, INVALID, 2480 }, { 2481 /* [E0] */ INVALID, INVALID, INVALID, INVALID, 2482 /* [E4] */ INVALID, INVALID, INVALID, INVALID, 2483 /* [E8] */ INVALID, INVALID, INVALID, INVALID, 2484 /* [EC] */ INVALID, INVALID, INVALID, INVALID, 2485 }, { 2486 /* [F0] */ INVALID, INVALID, TNSZvr("andn",VEX_RMrX,5),TNSZvr("bls",BLS,5), 2487 /* [F4] */ INVALID, TNSZvr("bzhi",VEX_VRMrX,5),INVALID, TNSZvr("bextr",VEX_VRMrX,5), 2488 /* [F8] */ INVALID, INVALID, INVALID, INVALID, 2489 /* [FC] */ INVALID, INVALID, INVALID, INVALID, 2490 } }; 2491 2492 /* 2493 * Decode table for 0x80 opcodes 2494 */ 2495 2496 const instable_t dis_op80[8] = { 2497 2498 /* [0] */ TNS("addb",IMlw), TNS("orb",IMw), TNS("adcb",IMlw), TNS("sbbb",IMlw), 2499 /* [4] */ TNS("andb",IMw), TNS("subb",IMlw), TNS("xorb",IMw), TNS("cmpb",IMlw), 2500 }; 2501 2502 2503 /* 2504 * Decode table for 0x81 opcodes. 2505 */ 2506 2507 const instable_t dis_op81[8] = { 2508 2509 /* [0] */ TS("add",IMlw), TS("or",IMw), TS("adc",IMlw), TS("sbb",IMlw), 2510 /* [4] */ TS("and",IMw), TS("sub",IMlw), TS("xor",IMw), TS("cmp",IMlw), 2511 }; 2512 2513 2514 /* 2515 * Decode table for 0x82 opcodes. 2516 */ 2517 2518 const instable_t dis_op82[8] = { 2519 2520 /* [0] */ TNSx("addb",IMlw), TNSx("orb",IMlw), TNSx("adcb",IMlw), TNSx("sbbb",IMlw), 2521 /* [4] */ TNSx("andb",IMlw), TNSx("subb",IMlw), TNSx("xorb",IMlw), TNSx("cmpb",IMlw), 2522 }; 2523 /* 2524 * Decode table for 0x83 opcodes. 2525 */ 2526 2527 const instable_t dis_op83[8] = { 2528 2529 /* [0] */ TS("add",IMlw), TS("or",IMlw), TS("adc",IMlw), TS("sbb",IMlw), 2530 /* [4] */ TS("and",IMlw), TS("sub",IMlw), TS("xor",IMlw), TS("cmp",IMlw), 2531 }; 2532 2533 /* 2534 * Decode table for 0xC0 opcodes. 2535 */ 2536 2537 const instable_t dis_opC0[8] = { 2538 2539 /* [0] */ TNS("rolb",MvI), TNS("rorb",MvI), TNS("rclb",MvI), TNS("rcrb",MvI), 2540 /* [4] */ TNS("shlb",MvI), TNS("shrb",MvI), INVALID, TNS("sarb",MvI), 2541 }; 2542 2543 /* 2544 * Decode table for 0xD0 opcodes. 2545 */ 2546 2547 const instable_t dis_opD0[8] = { 2548 2549 /* [0] */ TNS("rolb",Mv), TNS("rorb",Mv), TNS("rclb",Mv), TNS("rcrb",Mv), 2550 /* [4] */ TNS("shlb",Mv), TNS("shrb",Mv), TNS("salb",Mv), TNS("sarb",Mv), 2551 }; 2552 2553 /* 2554 * Decode table for 0xC1 opcodes. 2555 * 186 instruction set 2556 */ 2557 2558 const instable_t dis_opC1[8] = { 2559 2560 /* [0] */ TS("rol",MvI), TS("ror",MvI), TS("rcl",MvI), TS("rcr",MvI), 2561 /* [4] */ TS("shl",MvI), TS("shr",MvI), TS("sal",MvI), TS("sar",MvI), 2562 }; 2563 2564 /* 2565 * Decode table for 0xD1 opcodes. 2566 */ 2567 2568 const instable_t dis_opD1[8] = { 2569 2570 /* [0] */ TS("rol",Mv), TS("ror",Mv), TS("rcl",Mv), TS("rcr",Mv), 2571 /* [4] */ TS("shl",Mv), TS("shr",Mv), TS("sal",Mv), TS("sar",Mv), 2572 }; 2573 2574 2575 /* 2576 * Decode table for 0xD2 opcodes. 2577 */ 2578 2579 const instable_t dis_opD2[8] = { 2580 2581 /* [0] */ TNS("rolb",Mv), TNS("rorb",Mv), TNS("rclb",Mv), TNS("rcrb",Mv), 2582 /* [4] */ TNS("shlb",Mv), TNS("shrb",Mv), TNS("salb",Mv), TNS("sarb",Mv), 2583 }; 2584 /* 2585 * Decode table for 0xD3 opcodes. 2586 */ 2587 2588 const instable_t dis_opD3[8] = { 2589 2590 /* [0] */ TS("rol",Mv), TS("ror",Mv), TS("rcl",Mv), TS("rcr",Mv), 2591 /* [4] */ TS("shl",Mv), TS("shr",Mv), TS("salb",Mv), TS("sar",Mv), 2592 }; 2593 2594 2595 /* 2596 * Decode table for 0xF6 opcodes. 2597 */ 2598 2599 const instable_t dis_opF6[8] = { 2600 2601 /* [0] */ TNS("testb",IMw), TNS("testb",IMw), TNS("notb",Mw), TNS("negb",Mw), 2602 /* [4] */ TNS("mulb",MA), TNS("imulb",MA), TNS("divb",MA), TNS("idivb",MA), 2603 }; 2604 2605 2606 /* 2607 * Decode table for 0xF7 opcodes. 2608 */ 2609 2610 const instable_t dis_opF7[8] = { 2611 2612 /* [0] */ TS("test",IMw), TS("test",IMw), TS("not",Mw), TS("neg",Mw), 2613 /* [4] */ TS("mul",MA), TS("imul",MA), TS("div",MA), TS("idiv",MA), 2614 }; 2615 2616 2617 /* 2618 * Decode table for 0xFE opcodes. 2619 */ 2620 2621 const instable_t dis_opFE[8] = { 2622 2623 /* [0] */ TNS("incb",Mw), TNS("decb",Mw), INVALID, INVALID, 2624 /* [4] */ INVALID, INVALID, INVALID, INVALID, 2625 }; 2626 /* 2627 * Decode table for 0xFF opcodes. 2628 */ 2629 2630 const instable_t dis_opFF[8] = { 2631 2632 /* [0] */ TS("inc",Mw), TS("dec",Mw), TNSyp("call",INM), TNS("lcall",INM), 2633 /* [4] */ TNSy("jmp",INM), TNS("ljmp",INM), TSp("push",M), INVALID, 2634 }; 2635 2636 /* for 287 instructions, which are a mess to decode */ 2637 2638 const instable_t dis_opFP1n2[8][8] = { 2639 { 2640 /* bit pattern: 1101 1xxx MODxx xR/M */ 2641 /* [0,0] */ TNS("fadds",M), TNS("fmuls",M), TNS("fcoms",M), TNS("fcomps",M), 2642 /* [0,4] */ TNS("fsubs",M), TNS("fsubrs",M), TNS("fdivs",M), TNS("fdivrs",M), 2643 }, { 2644 /* [1,0] */ TNS("flds",M), INVALID, TNS("fsts",M), TNS("fstps",M), 2645 /* [1,4] */ TNSZ("fldenv",M,28), TNSZ("fldcw",M,2), TNSZ("fnstenv",M,28), TNSZ("fnstcw",M,2), 2646 }, { 2647 /* [2,0] */ TNS("fiaddl",M), TNS("fimull",M), TNS("ficoml",M), TNS("ficompl",M), 2648 /* [2,4] */ TNS("fisubl",M), TNS("fisubrl",M), TNS("fidivl",M), TNS("fidivrl",M), 2649 }, { 2650 /* [3,0] */ TNS("fildl",M), TNSZ("tisttpl",M,4), TNS("fistl",M), TNS("fistpl",M), 2651 /* [3,4] */ INVALID, TNSZ("fldt",M,10), INVALID, TNSZ("fstpt",M,10), 2652 }, { 2653 /* [4,0] */ TNSZ("faddl",M,8), TNSZ("fmull",M,8), TNSZ("fcoml",M,8), TNSZ("fcompl",M,8), 2654 /* [4,1] */ TNSZ("fsubl",M,8), TNSZ("fsubrl",M,8), TNSZ("fdivl",M,8), TNSZ("fdivrl",M,8), 2655 }, { 2656 /* [5,0] */ TNSZ("fldl",M,8), TNSZ("fisttpll",M,8), TNSZ("fstl",M,8), TNSZ("fstpl",M,8), 2657 /* [5,4] */ TNSZ("frstor",M,108), INVALID, TNSZ("fnsave",M,108), TNSZ("fnstsw",M,2), 2658 }, { 2659 /* [6,0] */ TNSZ("fiadd",M,2), TNSZ("fimul",M,2), TNSZ("ficom",M,2), TNSZ("ficomp",M,2), 2660 /* [6,4] */ TNSZ("fisub",M,2), TNSZ("fisubr",M,2), TNSZ("fidiv",M,2), TNSZ("fidivr",M,2), 2661 }, { 2662 /* [7,0] */ TNSZ("fild",M,2), TNSZ("fisttp",M,2), TNSZ("fist",M,2), TNSZ("fistp",M,2), 2663 /* [7,4] */ TNSZ("fbld",M,10), TNSZ("fildll",M,8), TNSZ("fbstp",M,10), TNSZ("fistpll",M,8), 2664 } }; 2665 2666 const instable_t dis_opFP3[8][8] = { 2667 { 2668 /* bit pattern: 1101 1xxx 11xx xREG */ 2669 /* [0,0] */ TNS("fadd",FF), TNS("fmul",FF), TNS("fcom",F), TNS("fcomp",F), 2670 /* [0,4] */ TNS("fsub",FF), TNS("fsubr",FF), TNS("fdiv",FF), TNS("fdivr",FF), 2671 }, { 2672 /* [1,0] */ TNS("fld",F), TNS("fxch",F), TNS("fnop",NORM), TNS("fstp",F), 2673 /* [1,4] */ INVALID, INVALID, INVALID, INVALID, 2674 }, { 2675 /* [2,0] */ INVALID, INVALID, INVALID, INVALID, 2676 /* [2,4] */ INVALID, TNS("fucompp",NORM), INVALID, INVALID, 2677 }, { 2678 /* [3,0] */ INVALID, INVALID, INVALID, INVALID, 2679 /* [3,4] */ INVALID, INVALID, INVALID, INVALID, 2680 }, { 2681 /* [4,0] */ TNS("fadd",FF), TNS("fmul",FF), TNS("fcom",F), TNS("fcomp",F), 2682 /* [4,4] */ TNS("fsub",FF), TNS("fsubr",FF), TNS("fdiv",FF), TNS("fdivr",FF), 2683 }, { 2684 /* [5,0] */ TNS("ffree",F), TNS("fxch",F), TNS("fst",F), TNS("fstp",F), 2685 /* [5,4] */ TNS("fucom",F), TNS("fucomp",F), INVALID, INVALID, 2686 }, { 2687 /* [6,0] */ TNS("faddp",FF), TNS("fmulp",FF), TNS("fcomp",F), TNS("fcompp",NORM), 2688 /* [6,4] */ TNS("fsubp",FF), TNS("fsubrp",FF), TNS("fdivp",FF), TNS("fdivrp",FF), 2689 }, { 2690 /* [7,0] */ TNS("ffreep",F), TNS("fxch",F), TNS("fstp",F), TNS("fstp",F), 2691 /* [7,4] */ TNS("fnstsw",M), TNS("fucomip",FFC), TNS("fcomip",FFC), INVALID, 2692 } }; 2693 2694 const instable_t dis_opFP4[4][8] = { 2695 { 2696 /* bit pattern: 1101 1001 111x xxxx */ 2697 /* [0,0] */ TNS("fchs",NORM), TNS("fabs",NORM), INVALID, INVALID, 2698 /* [0,4] */ TNS("ftst",NORM), TNS("fxam",NORM), TNS("ftstp",NORM), INVALID, 2699 }, { 2700 /* [1,0] */ TNS("fld1",NORM), TNS("fldl2t",NORM), TNS("fldl2e",NORM), TNS("fldpi",NORM), 2701 /* [1,4] */ TNS("fldlg2",NORM), TNS("fldln2",NORM), TNS("fldz",NORM), INVALID, 2702 }, { 2703 /* [2,0] */ TNS("f2xm1",NORM), TNS("fyl2x",NORM), TNS("fptan",NORM), TNS("fpatan",NORM), 2704 /* [2,4] */ TNS("fxtract",NORM), TNS("fprem1",NORM), TNS("fdecstp",NORM), TNS("fincstp",NORM), 2705 }, { 2706 /* [3,0] */ TNS("fprem",NORM), TNS("fyl2xp1",NORM), TNS("fsqrt",NORM), TNS("fsincos",NORM), 2707 /* [3,4] */ TNS("frndint",NORM), TNS("fscale",NORM), TNS("fsin",NORM), TNS("fcos",NORM), 2708 } }; 2709 2710 const instable_t dis_opFP5[8] = { 2711 /* bit pattern: 1101 1011 111x xxxx */ 2712 /* [0] */ TNS("feni",NORM), TNS("fdisi",NORM), TNS("fnclex",NORM), TNS("fninit",NORM), 2713 /* [4] */ TNS("fsetpm",NORM), TNS("frstpm",NORM), INVALID, INVALID, 2714 }; 2715 2716 const instable_t dis_opFP6[8] = { 2717 /* bit pattern: 1101 1011 11yy yxxx */ 2718 /* [00] */ TNS("fcmov.nb",FF), TNS("fcmov.ne",FF), TNS("fcmov.nbe",FF), TNS("fcmov.nu",FF), 2719 /* [04] */ INVALID, TNS("fucomi",F), TNS("fcomi",F), INVALID, 2720 }; 2721 2722 const instable_t dis_opFP7[8] = { 2723 /* bit pattern: 1101 1010 11yy yxxx */ 2724 /* [00] */ TNS("fcmov.b",FF), TNS("fcmov.e",FF), TNS("fcmov.be",FF), TNS("fcmov.u",FF), 2725 /* [04] */ INVALID, INVALID, INVALID, INVALID, 2726 }; 2727 2728 /* 2729 * Main decode table for the op codes. The first two nibbles 2730 * will be used as an index into the table. If there is a 2731 * a need to further decode an instruction, the array to be 2732 * referenced is indicated with the other two entries being 2733 * empty. 2734 */ 2735 2736 const instable_t dis_distable[16][16] = { 2737 { 2738 /* [0,0] */ TNS("addb",RMw), TS("add",RMw), TNS("addb",MRw), TS("add",MRw), 2739 /* [0,4] */ TNS("addb",IA), TS("add",IA), TSx("push",SEG), TSx("pop",SEG), 2740 /* [0,8] */ TNS("orb",RMw), TS("or",RMw), TNS("orb",MRw), TS("or",MRw), 2741 /* [0,C] */ TNS("orb",IA), TS("or",IA), TSx("push",SEG), IND(dis_op0F), 2742 }, { 2743 /* [1,0] */ TNS("adcb",RMw), TS("adc",RMw), TNS("adcb",MRw), TS("adc",MRw), 2744 /* [1,4] */ TNS("adcb",IA), TS("adc",IA), TSx("push",SEG), TSx("pop",SEG), 2745 /* [1,8] */ TNS("sbbb",RMw), TS("sbb",RMw), TNS("sbbb",MRw), TS("sbb",MRw), 2746 /* [1,C] */ TNS("sbbb",IA), TS("sbb",IA), TSx("push",SEG), TSx("pop",SEG), 2747 }, { 2748 /* [2,0] */ TNS("andb",RMw), TS("and",RMw), TNS("andb",MRw), TS("and",MRw), 2749 /* [2,4] */ TNS("andb",IA), TS("and",IA), TNSx("%es:",OVERRIDE), TNSx("daa",NORM), 2750 /* [2,8] */ TNS("subb",RMw), TS("sub",RMw), TNS("subb",MRw), TS("sub",MRw), 2751 /* [2,C] */ TNS("subb",IA), TS("sub",IA), TNS("%cs:",OVERRIDE), TNSx("das",NORM), 2752 }, { 2753 /* [3,0] */ TNS("xorb",RMw), TS("xor",RMw), TNS("xorb",MRw), TS("xor",MRw), 2754 /* [3,4] */ TNS("xorb",IA), TS("xor",IA), TNSx("%ss:",OVERRIDE), TNSx("aaa",NORM), 2755 /* [3,8] */ TNS("cmpb",RMw), TS("cmp",RMw), TNS("cmpb",MRw), TS("cmp",MRw), 2756 /* [3,C] */ TNS("cmpb",IA), TS("cmp",IA), TNSx("%ds:",OVERRIDE), TNSx("aas",NORM), 2757 }, { 2758 /* [4,0] */ TSx("inc",R), TSx("inc",R), TSx("inc",R), TSx("inc",R), 2759 /* [4,4] */ TSx("inc",R), TSx("inc",R), TSx("inc",R), TSx("inc",R), 2760 /* [4,8] */ TSx("dec",R), TSx("dec",R), TSx("dec",R), TSx("dec",R), 2761 /* [4,C] */ TSx("dec",R), TSx("dec",R), TSx("dec",R), TSx("dec",R), 2762 }, { 2763 /* [5,0] */ TSp("push",R), TSp("push",R), TSp("push",R), TSp("push",R), 2764 /* [5,4] */ TSp("push",R), TSp("push",R), TSp("push",R), TSp("push",R), 2765 /* [5,8] */ TSp("pop",R), TSp("pop",R), TSp("pop",R), TSp("pop",R), 2766 /* [5,C] */ TSp("pop",R), TSp("pop",R), TSp("pop",R), TSp("pop",R), 2767 }, { 2768 /* [6,0] */ TSZx("pusha",IMPLMEM,28),TSZx("popa",IMPLMEM,28), TSx("bound",RM), TNS("arpl",RMw), 2769 /* [6,4] */ TNS("%fs:",OVERRIDE), TNS("%gs:",OVERRIDE), TNS("data16",DM), TNS("addr16",AM), 2770 /* [6,8] */ TSp("push",I), TS("imul",IMUL), TSp("push",Ib), TS("imul",IMUL), 2771 /* [6,C] */ TNSZ("insb",IMPLMEM,1), TSZ("ins",IMPLMEM,4), TNSZ("outsb",IMPLMEM,1),TSZ("outs",IMPLMEM,4), 2772 }, { 2773 /* [7,0] */ TNSy("jo",BD), TNSy("jno",BD), TNSy("jb",BD), TNSy("jae",BD), 2774 /* [7,4] */ TNSy("je",BD), TNSy("jne",BD), TNSy("jbe",BD), TNSy("ja",BD), 2775 /* [7,8] */ TNSy("js",BD), TNSy("jns",BD), TNSy("jp",BD), TNSy("jnp",BD), 2776 /* [7,C] */ TNSy("jl",BD), TNSy("jge",BD), TNSy("jle",BD), TNSy("jg",BD), 2777 }, { 2778 /* [8,0] */ IND(dis_op80), IND(dis_op81), INDx(dis_op82), IND(dis_op83), 2779 /* [8,4] */ TNS("testb",RMw), TS("test",RMw), TNS("xchgb",RMw), TS("xchg",RMw), 2780 /* [8,8] */ TNS("movb",RMw), TS("mov",RMw), TNS("movb",MRw), TS("mov",MRw), 2781 /* [8,C] */ TNS("movw",SM), TS("lea",MR), TNS("movw",MS), TSp("pop",M), 2782 }, { 2783 /* [9,0] */ TNS("nop",NORM), TS("xchg",RA), TS("xchg",RA), TS("xchg",RA), 2784 /* [9,4] */ TS("xchg",RA), TS("xchg",RA), TS("xchg",RA), TS("xchg",RA), 2785 /* [9,8] */ TNS("cXtX",CBW), TNS("cXtX",CWD), TNSx("lcall",SO), TNS("fwait",NORM), 2786 /* [9,C] */ TSZy("pushf",IMPLMEM,4),TSZy("popf",IMPLMEM,4), TNS("sahf",NORM), TNS("lahf",NORM), 2787 }, { 2788 /* [A,0] */ TNS("movb",OA), TS("mov",OA), TNS("movb",AO), TS("mov",AO), 2789 /* [A,4] */ TNSZ("movsb",SD,1), TS("movs",SD), TNSZ("cmpsb",SD,1), TS("cmps",SD), 2790 /* [A,8] */ TNS("testb",IA), TS("test",IA), TNS("stosb",AD), TS("stos",AD), 2791 /* [A,C] */ TNS("lodsb",SA), TS("lods",SA), TNS("scasb",AD), TS("scas",AD), 2792 }, { 2793 /* [B,0] */ TNS("movb",IR), TNS("movb",IR), TNS("movb",IR), TNS("movb",IR), 2794 /* [B,4] */ TNS("movb",IR), TNS("movb",IR), TNS("movb",IR), TNS("movb",IR), 2795 /* [B,8] */ TS("mov",IR), TS("mov",IR), TS("mov",IR), TS("mov",IR), 2796 /* [B,C] */ TS("mov",IR), TS("mov",IR), TS("mov",IR), TS("mov",IR), 2797 }, { 2798 /* [C,0] */ IND(dis_opC0), IND(dis_opC1), TNSyp("ret",RET), TNSyp("ret",NORM), 2799 /* [C,4] */ TNSx("les",MR), TNSx("lds",MR), TNS("movb",IMw), TS("mov",IMw), 2800 /* [C,8] */ TNSyp("enter",ENTER), TNSyp("leave",NORM), TNS("lret",RET), TNS("lret",NORM), 2801 /* [C,C] */ TNS("int",INT3), TNS("int",INTx), TNSx("into",NORM), TNS("iret",NORM), 2802 }, { 2803 /* [D,0] */ IND(dis_opD0), IND(dis_opD1), IND(dis_opD2), IND(dis_opD3), 2804 /* [D,4] */ TNSx("aam",U), TNSx("aad",U), TNSx("falc",NORM), TNSZ("xlat",IMPLMEM,1), 2805 2806 /* 287 instructions. Note that although the indirect field */ 2807 /* indicates opFP1n2 for further decoding, this is not necessarily */ 2808 /* the case since the opFP arrays are not partitioned according to key1 */ 2809 /* and key2. opFP1n2 is given only to indicate that we haven't */ 2810 /* finished decoding the instruction. */ 2811 /* [D,8] */ IND(dis_opFP1n2), IND(dis_opFP1n2), IND(dis_opFP1n2), IND(dis_opFP1n2), 2812 /* [D,C] */ IND(dis_opFP1n2), IND(dis_opFP1n2), IND(dis_opFP1n2), IND(dis_opFP1n2), 2813 }, { 2814 /* [E,0] */ TNSy("loopnz",BD), TNSy("loopz",BD), TNSy("loop",BD), TNSy("jcxz",BD), 2815 /* [E,4] */ TNS("inb",P), TS("in",P), TNS("outb",P), TS("out",P), 2816 /* [E,8] */ TNSyp("call",D), TNSy("jmp",D), TNSx("ljmp",SO), TNSy("jmp",BD), 2817 /* [E,C] */ TNS("inb",V), TS("in",V), TNS("outb",V), TS("out",V), 2818 }, { 2819 /* [F,0] */ TNS("lock",LOCK), TNS("icebp", NORM), TNS("repnz",PREFIX), TNS("repz",PREFIX), 2820 /* [F,4] */ TNS("hlt",NORM), TNS("cmc",NORM), IND(dis_opF6), IND(dis_opF7), 2821 /* [F,8] */ TNS("clc",NORM), TNS("stc",NORM), TNS("cli",NORM), TNS("sti",NORM), 2822 /* [F,C] */ TNS("cld",NORM), TNS("std",NORM), IND(dis_opFE), IND(dis_opFF), 2823 } }; 2824 2825 /* END CSTYLED */ 2826 2827 /* 2828 * common functions to decode and disassemble an x86 or amd64 instruction 2829 */ 2830 2831 /* 2832 * These are the individual fields of a REX prefix. Note that a REX 2833 * prefix with none of these set is still needed to: 2834 * - use the MOVSXD (sign extend 32 to 64 bits) instruction 2835 * - access the %sil, %dil, %bpl, %spl registers 2836 */ 2837 #define REX_W 0x08 /* 64 bit operand size when set */ 2838 #define REX_R 0x04 /* high order bit extension of ModRM reg field */ 2839 #define REX_X 0x02 /* high order bit extension of SIB index field */ 2840 #define REX_B 0x01 /* extends ModRM r_m, SIB base, or opcode reg */ 2841 2842 /* 2843 * These are the individual fields of a VEX/EVEX prefix. 2844 */ 2845 #define VEX_R 0x08 /* REX.R in 1's complement form */ 2846 #define VEX_X 0x04 /* REX.X in 1's complement form */ 2847 #define VEX_B 0x02 /* REX.B in 1's complement form */ 2848 2849 /* Additional EVEX prefix definitions */ 2850 #define EVEX_R 0x01 /* REX.R' in 1's complement form */ 2851 #define EVEX_OPREG_MASK 0x7 /* bit mask for selecting opmask register number */ 2852 #define EVEX_ZERO_MASK 0x80 /* bit mask for selecting zeroing */ 2853 2854 /* Vector Length, 0: scalar or 128-bit vector, 1: 256-bit vector */ 2855 #define VEX_L 0x04 2856 /* Vector Length, 0: scalar or 128-bit vector, 1: 256-bit vector, 2: 512-bit */ 2857 #define EVEX_L 0x06 /* bit mask for EVEX.L'L vector length/RC */ 2858 #define VEX_W 0x08 /* opcode specific, use like REX.W */ 2859 #define VEX_m 0x1F /* VEX m-mmmm field */ 2860 #define EVEX_m 0x3 /* EVEX mm field */ 2861 #define VEX_v 0x78 /* VEX/EVEX register specifier */ 2862 #define VEX_p 0x03 /* VEX pp field, opcode extension */ 2863 2864 /* VEX m-mmmm field, only used by three bytes prefix */ 2865 #define VEX_m_0F 0x01 /* implied 0F leading opcode byte */ 2866 #define VEX_m_0F38 0x02 /* implied 0F 38 leading opcode byte */ 2867 #define VEX_m_0F3A 0x03 /* implied 0F 3A leading opcode byte */ 2868 2869 /* VEX pp field, providing equivalent functionality of a SIMD prefix */ 2870 #define VEX_p_66 0x01 2871 #define VEX_p_F3 0x02 2872 #define VEX_p_F2 0x03 2873 2874 /* 2875 * Even in 64 bit mode, usually only 4 byte immediate operands are supported. 2876 */ 2877 static int isize[] = {1, 2, 4, 4}; 2878 static int isize64[] = {1, 2, 4, 8}; 2879 2880 /* 2881 * Just a bunch of useful macros. 2882 */ 2883 #define WBIT(x) (x & 0x1) /* to get w bit */ 2884 #define REGNO(x) (x & 0x7) /* to get 3 bit register */ 2885 #define VBIT(x) ((x)>>1 & 0x1) /* to get 'v' bit */ 2886 #define OPSIZE(osize, wbit) ((wbit) ? isize[osize] : 1) 2887 #define OPSIZE64(osize, wbit) ((wbit) ? isize64[osize] : 1) 2888 2889 #define REG_ONLY 3 /* mode to indicate a register operand (not memory) */ 2890 2891 #define BYTE_OPND 0 /* w-bit value indicating byte register */ 2892 #define LONG_OPND 1 /* w-bit value indicating opnd_size register */ 2893 #define MM_OPND 2 /* "value" used to indicate a mmx reg */ 2894 #define XMM_OPND 3 /* "value" used to indicate a xmm reg */ 2895 #define SEG_OPND 4 /* "value" used to indicate a segment reg */ 2896 #define CONTROL_OPND 5 /* "value" used to indicate a control reg */ 2897 #define DEBUG_OPND 6 /* "value" used to indicate a debug reg */ 2898 #define TEST_OPND 7 /* "value" used to indicate a test reg */ 2899 #define WORD_OPND 8 /* w-bit value indicating word size reg */ 2900 #define YMM_OPND 9 /* "value" used to indicate a ymm reg */ 2901 #define KOPMASK_OPND 10 /* "value" used to indicate an opmask reg */ 2902 #define ZMM_OPND 11 /* "value" used to indicate a zmm reg */ 2903 2904 /* 2905 * The AVX2 gather instructions are a bit of a mess. While there's a pattern, 2906 * there's not really a consistent scheme that we can use to know what the mode 2907 * is supposed to be for a given type. Various instructions, like VPGATHERDD, 2908 * always match the value of VEX_L. Other instructions like VPGATHERDQ, have 2909 * some registers match VEX_L, but the VSIB is always XMM. 2910 * 2911 * The simplest way to deal with this is to just define a table based on the 2912 * instruction opcodes, which are 0x90-0x93, so we subtract 0x90 to index into 2913 * them. 2914 * 2915 * We further have to subdivide this based on the value of VEX_W and the value 2916 * of VEX_L. The array is constructed to be indexed as: 2917 * [opcode - 0x90][VEX_W][VEX_L]. 2918 */ 2919 /* w = 0, 0x90 */ 2920 typedef struct dis_gather_regs { 2921 uint_t dgr_arg0; /* src reg */ 2922 uint_t dgr_arg1; /* vsib reg */ 2923 uint_t dgr_arg2; /* dst reg */ 2924 char *dgr_suffix; /* suffix to append */ 2925 } dis_gather_regs_t; 2926 2927 static dis_gather_regs_t dis_vgather[4][2][2] = { 2928 { 2929 /* op 0x90, W.0 */ 2930 { 2931 { XMM_OPND, XMM_OPND, XMM_OPND, "d" }, 2932 { YMM_OPND, YMM_OPND, YMM_OPND, "d" } 2933 }, 2934 /* op 0x90, W.1 */ 2935 { 2936 { XMM_OPND, XMM_OPND, XMM_OPND, "q" }, 2937 { YMM_OPND, XMM_OPND, YMM_OPND, "q" } 2938 } 2939 }, 2940 { 2941 /* op 0x91, W.0 */ 2942 { 2943 { XMM_OPND, XMM_OPND, XMM_OPND, "d" }, 2944 { XMM_OPND, YMM_OPND, XMM_OPND, "d" }, 2945 }, 2946 /* op 0x91, W.1 */ 2947 { 2948 { XMM_OPND, XMM_OPND, XMM_OPND, "q" }, 2949 { YMM_OPND, YMM_OPND, YMM_OPND, "q" }, 2950 } 2951 }, 2952 { 2953 /* op 0x92, W.0 */ 2954 { 2955 { XMM_OPND, XMM_OPND, XMM_OPND, "s" }, 2956 { YMM_OPND, YMM_OPND, YMM_OPND, "s" } 2957 }, 2958 /* op 0x92, W.1 */ 2959 { 2960 { XMM_OPND, XMM_OPND, XMM_OPND, "d" }, 2961 { YMM_OPND, XMM_OPND, YMM_OPND, "d" } 2962 } 2963 }, 2964 { 2965 /* op 0x93, W.0 */ 2966 { 2967 { XMM_OPND, XMM_OPND, XMM_OPND, "s" }, 2968 { XMM_OPND, YMM_OPND, XMM_OPND, "s" } 2969 }, 2970 /* op 0x93, W.1 */ 2971 { 2972 { XMM_OPND, XMM_OPND, XMM_OPND, "d" }, 2973 { YMM_OPND, YMM_OPND, YMM_OPND, "d" } 2974 } 2975 } 2976 }; 2977 2978 /* 2979 * Get the next byte and separate the op code into the high and low nibbles. 2980 */ 2981 static int 2982 dtrace_get_opcode(dis86_t *x, uint_t *high, uint_t *low) 2983 { 2984 int byte; 2985 2986 /* 2987 * x86 instructions have a maximum length of 15 bytes. Bail out if 2988 * we try to read more. 2989 */ 2990 if (x->d86_len >= 15) 2991 return (x->d86_error = 1); 2992 2993 if (x->d86_error) 2994 return (1); 2995 byte = x->d86_get_byte(x->d86_data); 2996 if (byte < 0) 2997 return (x->d86_error = 1); 2998 x->d86_bytes[x->d86_len++] = byte; 2999 *low = byte & 0xf; /* ----xxxx low 4 bits */ 3000 *high = byte >> 4 & 0xf; /* xxxx---- bits 7 to 4 */ 3001 return (0); 3002 } 3003 3004 /* 3005 * Get and decode an SIB (scaled index base) byte 3006 */ 3007 static void 3008 dtrace_get_SIB(dis86_t *x, uint_t *ss, uint_t *index, uint_t *base) 3009 { 3010 int byte; 3011 3012 if (x->d86_error) 3013 return; 3014 3015 byte = x->d86_get_byte(x->d86_data); 3016 if (byte < 0) { 3017 x->d86_error = 1; 3018 return; 3019 } 3020 x->d86_bytes[x->d86_len++] = byte; 3021 3022 *base = byte & 0x7; 3023 *index = (byte >> 3) & 0x7; 3024 *ss = (byte >> 6) & 0x3; 3025 } 3026 3027 /* 3028 * Get the byte following the op code and separate it into the 3029 * mode, register, and r/m fields. 3030 */ 3031 static void 3032 dtrace_get_modrm(dis86_t *x, uint_t *mode, uint_t *reg, uint_t *r_m) 3033 { 3034 if (x->d86_got_modrm == 0) { 3035 if (x->d86_rmindex == -1) 3036 x->d86_rmindex = x->d86_len; 3037 dtrace_get_SIB(x, mode, reg, r_m); 3038 x->d86_got_modrm = 1; 3039 } 3040 } 3041 3042 /* 3043 * Adjust register selection based on any REX prefix bits present. 3044 */ 3045 /*ARGSUSED*/ 3046 static void 3047 dtrace_rex_adjust(uint_t rex_prefix, uint_t mode, uint_t *reg, uint_t *r_m) 3048 { 3049 if (reg != NULL && r_m == NULL) { 3050 if (rex_prefix & REX_B) 3051 *reg += 8; 3052 } else { 3053 if (reg != NULL && (REX_R & rex_prefix) != 0) 3054 *reg += 8; 3055 if (r_m != NULL && (REX_B & rex_prefix) != 0) 3056 *r_m += 8; 3057 } 3058 } 3059 3060 /* 3061 * Adjust register selection based on any VEX prefix bits present. 3062 * Notes: VEX.R, VEX.X and VEX.B use the inverted form compared with REX prefix 3063 */ 3064 /*ARGSUSED*/ 3065 static void 3066 dtrace_vex_adjust(uint_t vex_byte1, uint_t mode, uint_t *reg, uint_t *r_m) 3067 { 3068 if (reg != NULL && r_m == NULL) { 3069 if (!(vex_byte1 & VEX_B)) 3070 *reg += 8; 3071 } else { 3072 if (reg != NULL && ((VEX_R & vex_byte1) == 0)) 3073 *reg += 8; 3074 if (r_m != NULL && ((VEX_B & vex_byte1) == 0)) 3075 *r_m += 8; 3076 } 3077 } 3078 3079 /* 3080 * Adjust the instruction mnemonic with the appropriate suffix. 3081 */ 3082 /* ARGSUSED */ 3083 static void 3084 dtrace_evex_mnem_adjust(dis86_t *x, const instable_t *dp, uint_t vex_W, 3085 uint_t evex_byte2) 3086 { 3087 #ifdef DIS_TEXT 3088 if (dp == &dis_opEVEX660F[0x7f] || /* vmovdqa */ 3089 dp == &dis_opEVEX660F[0x6f]) { 3090 (void) strlcat(x->d86_mnem, vex_W != 0 ? "64" : "32", 3091 OPLEN); 3092 } 3093 3094 if (dp == &dis_opEVEXF20F[0x7f] || /* vmovdqu */ 3095 dp == &dis_opEVEXF20F[0x6f] || 3096 dp == &dis_opEVEXF30F[0x7f] || 3097 dp == &dis_opEVEXF30F[0x6f]) { 3098 switch (evex_byte2 & 0x81) { 3099 case 0x0: 3100 (void) strlcat(x->d86_mnem, "32", OPLEN); 3101 break; 3102 case 0x1: 3103 (void) strlcat(x->d86_mnem, "8", OPLEN); 3104 break; 3105 case 0x80: 3106 (void) strlcat(x->d86_mnem, "64", OPLEN); 3107 break; 3108 case 0x81: 3109 (void) strlcat(x->d86_mnem, "16", OPLEN); 3110 break; 3111 } 3112 } 3113 3114 if (dp->it_avxsuf == AVS5Q) { 3115 (void) strlcat(x->d86_mnem, vex_W != 0 ? "q" : "d", 3116 OPLEN); 3117 } 3118 #endif 3119 } 3120 3121 /* 3122 * The following three functions adjust the register selection based on any 3123 * EVEX prefix bits present. See Intel 64 and IA-32 Architectures Software 3124 * Developer’s Manual Volume 2 (IASDv2), section 2.6.1 Table 2-30 and 3125 * section 2.6.2 Table 2-31. 3126 */ 3127 static void 3128 dtrace_evex_adjust_reg(uint_t evex_byte1, uint_t *reg) 3129 { 3130 if (reg != NULL) { 3131 if ((VEX_R & evex_byte1) == 0) { 3132 *reg += 8; 3133 } 3134 if ((EVEX_R & evex_byte1) == 0) { 3135 *reg += 16; 3136 } 3137 } 3138 } 3139 3140 static void 3141 dtrace_evex_adjust_rm(uint_t evex_byte1, uint_t *r_m) 3142 { 3143 if (r_m != NULL) { 3144 if ((VEX_B & evex_byte1) == 0) { 3145 *r_m += 8; 3146 } 3147 if ((VEX_X & evex_byte1) == 0) { 3148 *r_m += 16; 3149 } 3150 } 3151 } 3152 3153 /* 3154 * Use evex_L to set wbit. See IASDv2 Section 2.6.10 and Table 2-36. 3155 */ 3156 static void 3157 dtrace_evex_adjust_reg_name(uint_t evex_L, uint_t *wbitp) 3158 { 3159 switch (evex_L) { 3160 case 0x0: 3161 *wbitp = XMM_OPND; 3162 break; 3163 case 0x1: 3164 *wbitp = YMM_OPND; 3165 break; 3166 case 0x2: 3167 *wbitp = ZMM_OPND; 3168 break; 3169 } 3170 } 3171 3172 /* 3173 * Adjust operand value for disp8*N immediate. See IASDv2 Section 2.6.5. 3174 * This currently only handles a subset of the possibilities. 3175 */ 3176 static void 3177 dtrace_evex_adjust_disp8_n(dis86_t *x, int opindex, uint_t L, uint_t modrm) 3178 { 3179 d86opnd_t *opnd = &x->d86_opnd[opindex]; 3180 3181 if (x->d86_error) 3182 return; 3183 3184 /* Check disp8 bit in the ModR/M byte */ 3185 if ((modrm & 0x80) == 0x80) 3186 return; 3187 3188 /* use evex_L to adjust the value */ 3189 switch (L) { 3190 case 0x0: 3191 opnd->d86_value *= 16; 3192 break; 3193 case 0x1: 3194 opnd->d86_value *= 32; 3195 break; 3196 case 0x2: 3197 opnd->d86_value *= 64; 3198 break; 3199 } 3200 } 3201 3202 /* 3203 * Adjust target for opmask and zeroing. See IASDv2 Section 2.6.1 Table 2-30. 3204 */ 3205 /* ARGSUSED */ 3206 static void 3207 dtrace_evex_adjust_z_opmask(dis86_t *x, uint_t tgtop, uint_t evex_byte3) 3208 { 3209 #ifdef DIS_TEXT 3210 char *opnd = x->d86_opnd[tgtop].d86_opnd; 3211 int opmask_reg = evex_byte3 & EVEX_OPREG_MASK; 3212 #endif 3213 if (x->d86_error) 3214 return; 3215 3216 #ifdef DIS_TEXT 3217 if (opmask_reg != 0) { 3218 /* Append the opmask register to operand 1 */ 3219 (void) strlcat(opnd, "{", OPLEN); 3220 (void) strlcat(opnd, dis_KOPMASKREG[opmask_reg], OPLEN); 3221 (void) strlcat(opnd, "}", OPLEN); 3222 } 3223 if ((evex_byte3 & EVEX_ZERO_MASK) != 0) { 3224 /* Append the 'zeroing' modifier to operand 1 */ 3225 (void) strlcat(opnd, "{z}", OPLEN); 3226 } 3227 #endif /* DIS_TEXT */ 3228 } 3229 3230 /* 3231 * Get an immediate operand of the given size, with sign extension. 3232 */ 3233 static void 3234 dtrace_imm_opnd(dis86_t *x, int wbit, int size, int opindex) 3235 { 3236 int i; 3237 int byte; 3238 int valsize; 3239 3240 if (x->d86_numopnds < opindex + 1) 3241 x->d86_numopnds = opindex + 1; 3242 3243 switch (wbit) { 3244 case BYTE_OPND: 3245 valsize = 1; 3246 break; 3247 case LONG_OPND: 3248 if (x->d86_opnd_size == SIZE16) 3249 valsize = 2; 3250 else if (x->d86_opnd_size == SIZE32) 3251 valsize = 4; 3252 else 3253 valsize = 8; 3254 break; 3255 case MM_OPND: 3256 case XMM_OPND: 3257 case YMM_OPND: 3258 case ZMM_OPND: 3259 case SEG_OPND: 3260 case CONTROL_OPND: 3261 case DEBUG_OPND: 3262 case TEST_OPND: 3263 valsize = size; 3264 break; 3265 case WORD_OPND: 3266 valsize = 2; 3267 break; 3268 } 3269 if (valsize < size) 3270 valsize = size; 3271 3272 if (x->d86_error) 3273 return; 3274 x->d86_opnd[opindex].d86_value = 0; 3275 for (i = 0; i < size; ++i) { 3276 byte = x->d86_get_byte(x->d86_data); 3277 if (byte < 0) { 3278 x->d86_error = 1; 3279 return; 3280 } 3281 x->d86_bytes[x->d86_len++] = byte; 3282 x->d86_opnd[opindex].d86_value |= (uint64_t)byte << (i * 8); 3283 } 3284 /* Do sign extension */ 3285 if (x->d86_bytes[x->d86_len - 1] & 0x80) { 3286 for (; i < sizeof (uint64_t); i++) 3287 x->d86_opnd[opindex].d86_value |= 3288 (uint64_t)0xff << (i * 8); 3289 } 3290 #ifdef DIS_TEXT 3291 x->d86_opnd[opindex].d86_mode = MODE_SIGNED; 3292 x->d86_opnd[opindex].d86_value_size = valsize; 3293 x->d86_imm_bytes += size; 3294 #endif 3295 } 3296 3297 /* 3298 * Get an ip relative operand of the given size, with sign extension. 3299 */ 3300 static void 3301 dtrace_disp_opnd(dis86_t *x, int wbit, int size, int opindex) 3302 { 3303 dtrace_imm_opnd(x, wbit, size, opindex); 3304 #ifdef DIS_TEXT 3305 x->d86_opnd[opindex].d86_mode = MODE_IPREL; 3306 #endif 3307 } 3308 3309 /* 3310 * Check to see if there is a segment override prefix pending. 3311 * If so, print it in the current 'operand' location and set 3312 * the override flag back to false. 3313 */ 3314 /*ARGSUSED*/ 3315 static void 3316 dtrace_check_override(dis86_t *x, int opindex) 3317 { 3318 #ifdef DIS_TEXT 3319 if (x->d86_seg_prefix) { 3320 (void) strlcat(x->d86_opnd[opindex].d86_prefix, 3321 x->d86_seg_prefix, PFIXLEN); 3322 } 3323 #endif 3324 x->d86_seg_prefix = NULL; 3325 } 3326 3327 3328 /* 3329 * Process a single instruction Register or Memory operand. 3330 * 3331 * mode = addressing mode from ModRM byte 3332 * r_m = r_m (or reg if mode == 3) field from ModRM byte 3333 * wbit = indicates which register (8bit, 16bit, ... MMX, etc.) set to use. 3334 * o = index of operand that we are processing (0, 1 or 2) 3335 * 3336 * the value of reg or r_m must have already been adjusted for any REX prefix. 3337 */ 3338 /*ARGSUSED*/ 3339 static void 3340 dtrace_get_operand(dis86_t *x, uint_t mode, uint_t r_m, int wbit, int opindex) 3341 { 3342 int have_SIB = 0; /* flag presence of scale-index-byte */ 3343 uint_t ss; /* scale-factor from opcode */ 3344 uint_t index; /* index register number */ 3345 uint_t base; /* base register number */ 3346 int dispsize; /* size of displacement in bytes */ 3347 #ifdef DIS_TEXT 3348 char *opnd = x->d86_opnd[opindex].d86_opnd; 3349 #endif 3350 3351 if (x->d86_numopnds < opindex + 1) 3352 x->d86_numopnds = opindex + 1; 3353 3354 if (x->d86_error) 3355 return; 3356 3357 /* 3358 * first handle a simple register 3359 */ 3360 if (mode == REG_ONLY) { 3361 #ifdef DIS_TEXT 3362 switch (wbit) { 3363 case MM_OPND: 3364 (void) strlcat(opnd, dis_MMREG[r_m], OPLEN); 3365 break; 3366 case XMM_OPND: 3367 (void) strlcat(opnd, dis_XMMREG[r_m], OPLEN); 3368 break; 3369 case YMM_OPND: 3370 (void) strlcat(opnd, dis_YMMREG[r_m], OPLEN); 3371 break; 3372 case ZMM_OPND: 3373 (void) strlcat(opnd, dis_ZMMREG[r_m], OPLEN); 3374 break; 3375 case KOPMASK_OPND: 3376 (void) strlcat(opnd, dis_KOPMASKREG[r_m], OPLEN); 3377 break; 3378 case SEG_OPND: 3379 (void) strlcat(opnd, dis_SEGREG[r_m], OPLEN); 3380 break; 3381 case CONTROL_OPND: 3382 (void) strlcat(opnd, dis_CONTROLREG[r_m], OPLEN); 3383 break; 3384 case DEBUG_OPND: 3385 (void) strlcat(opnd, dis_DEBUGREG[r_m], OPLEN); 3386 break; 3387 case TEST_OPND: 3388 (void) strlcat(opnd, dis_TESTREG[r_m], OPLEN); 3389 break; 3390 case BYTE_OPND: 3391 if (x->d86_rex_prefix == 0) 3392 (void) strlcat(opnd, dis_REG8[r_m], OPLEN); 3393 else 3394 (void) strlcat(opnd, dis_REG8_REX[r_m], OPLEN); 3395 break; 3396 case WORD_OPND: 3397 (void) strlcat(opnd, dis_REG16[r_m], OPLEN); 3398 break; 3399 case LONG_OPND: 3400 if (x->d86_opnd_size == SIZE16) 3401 (void) strlcat(opnd, dis_REG16[r_m], OPLEN); 3402 else if (x->d86_opnd_size == SIZE32) 3403 (void) strlcat(opnd, dis_REG32[r_m], OPLEN); 3404 else 3405 (void) strlcat(opnd, dis_REG64[r_m], OPLEN); 3406 break; 3407 } 3408 #endif /* DIS_TEXT */ 3409 return; 3410 } 3411 3412 /* 3413 * if symbolic representation, skip override prefix, if any 3414 */ 3415 dtrace_check_override(x, opindex); 3416 3417 /* 3418 * Handle 16 bit memory references first, since they decode 3419 * the mode values more simply. 3420 * mode 1 is r_m + 8 bit displacement 3421 * mode 2 is r_m + 16 bit displacement 3422 * mode 0 is just r_m, unless r_m is 6 which is 16 bit disp 3423 */ 3424 if (x->d86_addr_size == SIZE16) { 3425 if ((mode == 0 && r_m == 6) || mode == 2) 3426 dtrace_imm_opnd(x, WORD_OPND, 2, opindex); 3427 else if (mode == 1) 3428 dtrace_imm_opnd(x, BYTE_OPND, 1, opindex); 3429 #ifdef DIS_TEXT 3430 if (mode == 0 && r_m == 6) 3431 x->d86_opnd[opindex].d86_mode = MODE_SIGNED; 3432 else if (mode == 0) 3433 x->d86_opnd[opindex].d86_mode = MODE_NONE; 3434 else 3435 x->d86_opnd[opindex].d86_mode = MODE_OFFSET; 3436 (void) strlcat(opnd, dis_addr16[mode][r_m], OPLEN); 3437 #endif 3438 return; 3439 } 3440 3441 /* 3442 * 32 and 64 bit addressing modes are more complex since they can 3443 * involve an SIB (scaled index and base) byte to decode. When using VEX 3444 * and EVEX encodings, the r_m indicator for a SIB may be offset by 8 3445 * and 24 (8 + 16) respectively. 3446 */ 3447 if (r_m == ESP_REGNO || r_m == ESP_REGNO + 8 || r_m == ESP_REGNO + 24) { 3448 have_SIB = 1; 3449 dtrace_get_SIB(x, &ss, &index, &base); 3450 if (x->d86_error) 3451 return; 3452 if (base != 5 || mode != 0) 3453 if (x->d86_rex_prefix & REX_B) 3454 base += 8; 3455 if (x->d86_rex_prefix & REX_X) 3456 index += 8; 3457 } else { 3458 base = r_m; 3459 } 3460 3461 /* 3462 * Compute the displacement size and get its bytes 3463 */ 3464 dispsize = 0; 3465 3466 if (mode == 1) 3467 dispsize = 1; 3468 else if (mode == 2) 3469 dispsize = 4; 3470 else if ((r_m & 7) == EBP_REGNO || 3471 (have_SIB && (base & 7) == EBP_REGNO)) 3472 dispsize = 4; 3473 3474 if (dispsize > 0) { 3475 dtrace_imm_opnd(x, dispsize == 4 ? LONG_OPND : BYTE_OPND, 3476 dispsize, opindex); 3477 if (x->d86_error) 3478 return; 3479 } 3480 3481 #ifdef DIS_TEXT 3482 if (dispsize > 0) 3483 x->d86_opnd[opindex].d86_mode = MODE_OFFSET; 3484 3485 if (have_SIB == 0) { 3486 if (x->d86_mode == SIZE32) { 3487 if (mode == 0) 3488 (void) strlcat(opnd, dis_addr32_mode0[r_m], 3489 OPLEN); 3490 else 3491 (void) strlcat(opnd, dis_addr32_mode12[r_m], 3492 OPLEN); 3493 } else { 3494 if (mode == 0) { 3495 (void) strlcat(opnd, dis_addr64_mode0[r_m], 3496 OPLEN); 3497 if (r_m == 5) { 3498 x->d86_opnd[opindex].d86_mode = 3499 MODE_RIPREL; 3500 } 3501 } else { 3502 (void) strlcat(opnd, dis_addr64_mode12[r_m], 3503 OPLEN); 3504 } 3505 } 3506 } else { 3507 uint_t need_paren = 0; 3508 char **regs; 3509 char **bregs; 3510 const char *const *sf; 3511 if (x->d86_mode == SIZE32) /* NOTE this is not addr_size! */ 3512 regs = (char **)dis_REG32; 3513 else 3514 regs = (char **)dis_REG64; 3515 3516 if (x->d86_vsib != 0) { 3517 if (wbit == YMM_OPND) { /* NOTE this is not addr_size */ 3518 bregs = (char **)dis_YMMREG; 3519 } else if (wbit == XMM_OPND) { 3520 bregs = (char **)dis_XMMREG; 3521 } else { 3522 bregs = (char **)dis_ZMMREG; 3523 } 3524 sf = dis_vscale_factor; 3525 } else { 3526 bregs = regs; 3527 sf = dis_scale_factor; 3528 } 3529 3530 /* 3531 * print the base (if any) 3532 */ 3533 if (base == EBP_REGNO && mode == 0) { 3534 if (index != ESP_REGNO || x->d86_vsib != 0) { 3535 (void) strlcat(opnd, "(", OPLEN); 3536 need_paren = 1; 3537 } 3538 } else { 3539 (void) strlcat(opnd, "(", OPLEN); 3540 (void) strlcat(opnd, regs[base], OPLEN); 3541 need_paren = 1; 3542 } 3543 3544 /* 3545 * print the index (if any) 3546 */ 3547 if (index != ESP_REGNO || x->d86_vsib) { 3548 (void) strlcat(opnd, ",", OPLEN); 3549 (void) strlcat(opnd, bregs[index], OPLEN); 3550 (void) strlcat(opnd, sf[ss], OPLEN); 3551 } else 3552 if (need_paren) 3553 (void) strlcat(opnd, ")", OPLEN); 3554 } 3555 #endif 3556 } 3557 3558 /* 3559 * Operand sequence for standard instruction involving one register 3560 * and one register/memory operand. 3561 * wbit indicates a byte(0) or opnd_size(1) operation 3562 * vbit indicates direction (0 for "opcode r,r_m") or (1 for "opcode r_m, r") 3563 */ 3564 #define STANDARD_MODRM(x, mode, reg, r_m, rex_prefix, wbit, vbit) { \ 3565 dtrace_get_modrm(x, &mode, ®, &r_m); \ 3566 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); \ 3567 dtrace_get_operand(x, mode, r_m, wbit, vbit); \ 3568 dtrace_get_operand(x, REG_ONLY, reg, wbit, 1 - vbit); \ 3569 } 3570 3571 /* 3572 * Similar to above, but allows for the two operands to be of different 3573 * classes (ie. wbit). 3574 * wbit is for the r_m operand 3575 * w2 is for the reg operand 3576 */ 3577 #define MIXED_MM(x, mode, reg, r_m, rex_prefix, wbit, w2, vbit) { \ 3578 dtrace_get_modrm(x, &mode, ®, &r_m); \ 3579 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); \ 3580 dtrace_get_operand(x, mode, r_m, wbit, vbit); \ 3581 dtrace_get_operand(x, REG_ONLY, reg, w2, 1 - vbit); \ 3582 } 3583 3584 /* 3585 * Similar, but for 2 operands plus an immediate. 3586 * vbit indicates direction 3587 * 0 for "opcode imm, r, r_m" or 3588 * 1 for "opcode imm, r_m, r" 3589 */ 3590 #define THREEOPERAND(x, mode, reg, r_m, rex_prefix, wbit, w2, immsize, vbit) { \ 3591 dtrace_get_modrm(x, &mode, ®, &r_m); \ 3592 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); \ 3593 dtrace_get_operand(x, mode, r_m, wbit, 2-vbit); \ 3594 dtrace_get_operand(x, REG_ONLY, reg, w2, 1+vbit); \ 3595 dtrace_imm_opnd(x, wbit, immsize, 0); \ 3596 } 3597 3598 /* 3599 * Similar, but for 2 operands plus two immediates. 3600 */ 3601 #define FOUROPERAND(x, mode, reg, r_m, rex_prefix, wbit, w2, immsize) { \ 3602 dtrace_get_modrm(x, &mode, ®, &r_m); \ 3603 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); \ 3604 dtrace_get_operand(x, mode, r_m, wbit, 2); \ 3605 dtrace_get_operand(x, REG_ONLY, reg, w2, 3); \ 3606 dtrace_imm_opnd(x, wbit, immsize, 1); \ 3607 dtrace_imm_opnd(x, wbit, immsize, 0); \ 3608 } 3609 3610 /* 3611 * 1 operands plus two immediates. 3612 */ 3613 #define ONEOPERAND_TWOIMM(x, mode, reg, r_m, rex_prefix, wbit, immsize) { \ 3614 dtrace_get_modrm(x, &mode, ®, &r_m); \ 3615 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); \ 3616 dtrace_get_operand(x, mode, r_m, wbit, 2); \ 3617 dtrace_imm_opnd(x, wbit, immsize, 1); \ 3618 dtrace_imm_opnd(x, wbit, immsize, 0); \ 3619 } 3620 3621 /* 3622 * Dissassemble a single x86 or amd64 instruction. 3623 * 3624 * Mode determines the default operating mode (SIZE16, SIZE32 or SIZE64) 3625 * for interpreting instructions. 3626 * 3627 * returns non-zero for bad opcode 3628 */ 3629 int 3630 dtrace_disx86(dis86_t *x, uint_t cpu_mode) 3631 { 3632 const instable_t *dp; /* decode table being used */ 3633 #ifdef DIS_TEXT 3634 uint_t i; 3635 #endif 3636 #ifdef DIS_MEM 3637 uint_t nomem = 0; 3638 #define NOMEM (nomem = 1) 3639 #else 3640 #define NOMEM /* nothing */ 3641 #endif 3642 uint_t opnd_size; /* SIZE16, SIZE32 or SIZE64 */ 3643 uint_t addr_size; /* SIZE16, SIZE32 or SIZE64 */ 3644 uint_t wbit; /* opcode wbit, 0 is 8 bit, !0 for opnd_size */ 3645 uint_t w2; /* wbit value for second operand */ 3646 uint_t vbit; 3647 uint_t mode = 0; /* mode value from ModRM byte */ 3648 uint_t reg; /* reg value from ModRM byte */ 3649 uint_t r_m; /* r_m value from ModRM byte */ 3650 3651 uint_t opcode1; /* high nibble of 1st byte */ 3652 uint_t opcode2; /* low nibble of 1st byte */ 3653 uint_t opcode3; /* extra opcode bits usually from ModRM byte */ 3654 uint_t opcode4; /* high nibble of 2nd byte */ 3655 uint_t opcode5; /* low nibble of 2nd byte */ 3656 uint_t opcode6; /* high nibble of 3rd byte */ 3657 uint_t opcode7; /* low nibble of 3rd byte */ 3658 uint_t opcode8; /* high nibble of 4th byte */ 3659 uint_t opcode9; /* low nibble of 4th byte */ 3660 uint_t opcode_bytes = 1; 3661 3662 /* 3663 * legacy prefixes come in 5 flavors, you should have only one of each 3664 */ 3665 uint_t opnd_size_prefix = 0; 3666 uint_t addr_size_prefix = 0; 3667 uint_t segment_prefix = 0; 3668 uint_t lock_prefix = 0; 3669 uint_t rep_prefix = 0; 3670 uint_t rex_prefix = 0; /* amd64 register extension prefix */ 3671 3672 /* 3673 * Intel VEX instruction encoding prefix and fields 3674 */ 3675 3676 /* 0xC4 means 3 bytes prefix, 0xC5 means 2 bytes prefix */ 3677 uint_t vex_prefix = 0; 3678 3679 /* 3680 * VEX prefix byte 1, includes vex.r, vex.x and vex.b 3681 * (for 3 bytes prefix) 3682 */ 3683 uint_t vex_byte1 = 0; 3684 3685 /* 3686 * EVEX prefix byte 1 includes vex.r, vex.x, vex.b and evex.r. 3687 */ 3688 uint_t evex_byte1 = 0; 3689 uint_t evex_byte2 = 0; 3690 uint_t evex_byte3 = 0; 3691 3692 /* 3693 * For 32-bit mode, it should prefetch the next byte to 3694 * distinguish between AVX and les/lds 3695 */ 3696 uint_t vex_prefetch = 0; 3697 3698 uint_t vex_m = 0; 3699 uint_t vex_v = 0; 3700 uint_t vex_p = 0; 3701 uint_t vex_R = 1; 3702 uint_t vex_X = 1; 3703 uint_t vex_B = 1; 3704 uint_t vex_W = 0; 3705 uint_t vex_L = 0; 3706 uint_t evex_L = 0; 3707 uint_t evex_modrm = 0; 3708 uint_t evex_prefix = 0; 3709 dis_gather_regs_t *vreg; 3710 3711 #ifdef DIS_TEXT 3712 /* Instruction name for BLS* family of instructions */ 3713 char *blsinstr; 3714 #endif 3715 3716 size_t off; 3717 3718 instable_t dp_mmx; 3719 3720 x->d86_len = 0; 3721 x->d86_rmindex = -1; 3722 x->d86_error = 0; 3723 x->d86_numopnds = 0; 3724 #ifdef DIS_TEXT 3725 x->d86_seg_prefix = NULL; 3726 x->d86_mnem[0] = 0; 3727 for (i = 0; i < 4; ++i) { 3728 x->d86_opnd[i].d86_opnd[0] = 0; 3729 x->d86_opnd[i].d86_prefix[0] = 0; 3730 x->d86_opnd[i].d86_value_size = 0; 3731 x->d86_opnd[i].d86_value = 0; 3732 x->d86_opnd[i].d86_mode = MODE_NONE; 3733 } 3734 #endif 3735 x->d86_rex_prefix = 0; 3736 x->d86_got_modrm = 0; 3737 x->d86_memsize = 0; 3738 x->d86_vsib = 0; 3739 3740 if (cpu_mode == SIZE16) { 3741 opnd_size = SIZE16; 3742 addr_size = SIZE16; 3743 } else if (cpu_mode == SIZE32) { 3744 opnd_size = SIZE32; 3745 addr_size = SIZE32; 3746 } else { 3747 opnd_size = SIZE32; 3748 addr_size = SIZE64; 3749 } 3750 3751 /* 3752 * Get one opcode byte and check for zero padding that follows 3753 * jump tables. 3754 */ 3755 if (dtrace_get_opcode(x, &opcode1, &opcode2) != 0) 3756 goto error; 3757 3758 if (opcode1 == 0 && opcode2 == 0 && 3759 x->d86_check_func != NULL && x->d86_check_func(x->d86_data)) { 3760 #ifdef DIS_TEXT 3761 (void) strncpy(x->d86_mnem, ".byte\t0", OPLEN); 3762 #endif 3763 goto done; 3764 } 3765 3766 /* 3767 * Gather up legacy x86 prefix bytes. 3768 */ 3769 for (;;) { 3770 uint_t *which_prefix = NULL; 3771 3772 dp = (instable_t *)&dis_distable[opcode1][opcode2]; 3773 3774 switch (dp->it_adrmode) { 3775 case PREFIX: 3776 which_prefix = &rep_prefix; 3777 break; 3778 case LOCK: 3779 which_prefix = &lock_prefix; 3780 break; 3781 case OVERRIDE: 3782 which_prefix = &segment_prefix; 3783 #ifdef DIS_TEXT 3784 x->d86_seg_prefix = (char *)dp->it_name; 3785 #endif 3786 if (dp->it_invalid64 && cpu_mode == SIZE64) 3787 goto error; 3788 break; 3789 case AM: 3790 which_prefix = &addr_size_prefix; 3791 break; 3792 case DM: 3793 which_prefix = &opnd_size_prefix; 3794 break; 3795 } 3796 if (which_prefix == NULL) 3797 break; 3798 *which_prefix = (opcode1 << 4) | opcode2; 3799 if (dtrace_get_opcode(x, &opcode1, &opcode2) != 0) 3800 goto error; 3801 } 3802 3803 /* 3804 * Handle amd64 mode PREFIX values. 3805 * Some of the segment prefixes are no-ops. (only FS/GS actually work) 3806 * We might have a REX prefix (opcodes 0x40-0x4f) 3807 */ 3808 if (cpu_mode == SIZE64) { 3809 if (segment_prefix != 0x64 && segment_prefix != 0x65) 3810 segment_prefix = 0; 3811 3812 if (opcode1 == 0x4) { 3813 rex_prefix = (opcode1 << 4) | opcode2; 3814 if (dtrace_get_opcode(x, &opcode1, &opcode2) != 0) 3815 goto error; 3816 dp = (instable_t *)&dis_distable[opcode1][opcode2]; 3817 } else if (opcode1 == 0xC && 3818 (opcode2 == 0x4 || opcode2 == 0x5)) { 3819 /* AVX instructions */ 3820 vex_prefix = (opcode1 << 4) | opcode2; 3821 x->d86_rex_prefix = 0x40; 3822 } 3823 } else if (opcode1 == 0xC && (opcode2 == 0x4 || opcode2 == 0x5)) { 3824 /* LDS, LES or AVX */ 3825 dtrace_get_modrm(x, &mode, ®, &r_m); 3826 vex_prefetch = 1; 3827 3828 if (mode == REG_ONLY) { 3829 /* AVX */ 3830 vex_prefix = (opcode1 << 4) | opcode2; 3831 x->d86_rex_prefix = 0x40; 3832 opcode3 = (((mode << 3) | reg)>>1) & 0x0F; 3833 opcode4 = ((reg << 3) | r_m) & 0x0F; 3834 } 3835 } 3836 3837 /* 3838 * The EVEX prefix and "bound" instruction share the same first byte. 3839 * "bound" is only valid for 32-bit. For 64-bit this byte begins the 3840 * EVEX prefix and the 2nd byte must have bits 2 & 3 set to 0. 3841 */ 3842 if (opcode1 == 0x6 && opcode2 == 0x2) { 3843 evex_prefix = 0x62; 3844 3845 /* 3846 * An EVEX prefix is 4 bytes long, get the next 3 bytes. 3847 */ 3848 if (dtrace_get_opcode(x, &opcode4, &opcode5) != 0) 3849 goto error; 3850 3851 if (addr_size == SIZE32 && (opcode4 & 0xf) == 0) { 3852 /* 3853 * Upper bits in 2nd byte == 0 is 'bound' instn. 3854 * 3855 * We've already read the byte so perform the 3856 * equivalent of dtrace_get_modrm on the byte and set 3857 * the flag to indicate we've already read it. 3858 */ 3859 char b = (opcode4 << 4) | opcode5; 3860 3861 r_m = b & 0x7; 3862 reg = (b >> 3) & 0x7; 3863 mode = (b >> 6) & 0x3; 3864 vex_prefetch = 1; 3865 goto not_avx512; 3866 } 3867 3868 /* check for correct bits being 0 in 2nd byte */ 3869 if ((opcode5 & 0xc) != 0) 3870 goto error; 3871 3872 if (dtrace_get_opcode(x, &opcode6, &opcode7) != 0) 3873 goto error; 3874 /* check for correct bit being 1 in 3rd byte */ 3875 if ((opcode7 & 0x4) == 0) 3876 goto error; 3877 3878 if (dtrace_get_opcode(x, &opcode8, &opcode9) != 0) 3879 goto error; 3880 3881 /* Reuse opcode1 & opcode2 to get the real opcode now */ 3882 if (dtrace_get_opcode(x, &opcode1, &opcode2) != 0) 3883 goto error; 3884 3885 /* 3886 * We only use the high nibble from the 2nd byte of the prefix 3887 * and save it in the low bits of evex_byte1. This is because 3888 * two of the bits in opcode5 are constant 0 (checked above), 3889 * and the other two bits are captured in vex_m. Also, the VEX 3890 * constants we check in evex_byte1 are against the low bits. 3891 */ 3892 evex_byte1 = opcode4; 3893 evex_byte2 = (opcode6 << 4) | opcode7; 3894 evex_byte3 = (opcode8 << 4) | opcode9; 3895 3896 vex_m = opcode5 & EVEX_m; 3897 vex_v = (((opcode6 << 4) | opcode7) & VEX_v) >> 3; 3898 vex_W = (opcode6 & VEX_W) >> 3; 3899 vex_p = opcode7 & VEX_p; 3900 3901 /* 3902 * Store the corresponding prefix information for later use when 3903 * calculating the SIB. 3904 */ 3905 if ((evex_byte1 & VEX_R) == 0) 3906 x->d86_rex_prefix |= REX_R; 3907 if ((evex_byte1 & VEX_X) == 0) 3908 x->d86_rex_prefix |= REX_X; 3909 if ((evex_byte1 & VEX_B) == 0) 3910 x->d86_rex_prefix |= REX_B; 3911 3912 /* Currently only 3 valid values for evex L'L: 00, 01, 10 */ 3913 evex_L = (opcode8 & EVEX_L) >> 1; 3914 3915 switch (vex_p) { 3916 case VEX_p_66: 3917 switch (vex_m) { 3918 case VEX_m_0F: 3919 dp = &dis_opEVEX660F[(opcode1 << 4) | opcode2]; 3920 break; 3921 case VEX_m_0F38: 3922 dp = &dis_opEVEX660F38[(opcode1 << 4) | 3923 opcode2]; 3924 break; 3925 case VEX_m_0F3A: 3926 dp = &dis_opEVEX660F3A[(opcode1 << 4) | 3927 opcode2]; 3928 break; 3929 default: 3930 goto error; 3931 } 3932 break; 3933 case VEX_p_F3: 3934 switch (vex_m) { 3935 case VEX_m_0F: 3936 dp = &dis_opEVEXF30F[(opcode1 << 4) | opcode2]; 3937 break; 3938 default: 3939 goto error; 3940 } 3941 break; 3942 case VEX_p_F2: 3943 switch (vex_m) { 3944 case VEX_m_0F: 3945 dp = &dis_opEVEXF20F[(opcode1 << 4) | opcode2]; 3946 break; 3947 default: 3948 goto error; 3949 } 3950 break; 3951 default: 3952 dp = &dis_opEVEX0F[(opcode1 << 4) | opcode2]; 3953 break; 3954 } 3955 } 3956 not_avx512: 3957 3958 if (vex_prefix == VEX_2bytes) { 3959 if (!vex_prefetch) { 3960 if (dtrace_get_opcode(x, &opcode3, &opcode4) != 0) 3961 goto error; 3962 } 3963 vex_R = ((opcode3 & VEX_R) & 0x0F) >> 3; 3964 vex_L = ((opcode4 & VEX_L) & 0x0F) >> 2; 3965 vex_v = (((opcode3 << 4) | opcode4) & VEX_v) >> 3; 3966 vex_p = opcode4 & VEX_p; 3967 /* 3968 * The vex.x and vex.b bits are not defined in two bytes 3969 * mode vex prefix, their default values are 1 3970 */ 3971 vex_byte1 = (opcode3 & VEX_R) | VEX_X | VEX_B; 3972 3973 if (vex_R == 0) 3974 x->d86_rex_prefix |= REX_R; 3975 3976 if (dtrace_get_opcode(x, &opcode1, &opcode2) != 0) 3977 goto error; 3978 3979 switch (vex_p) { 3980 case VEX_p_66: 3981 dp = (instable_t *) 3982 &dis_opAVX660F[(opcode1 << 4) | opcode2]; 3983 break; 3984 case VEX_p_F3: 3985 dp = (instable_t *) 3986 &dis_opAVXF30F[(opcode1 << 4) | opcode2]; 3987 break; 3988 case VEX_p_F2: 3989 dp = (instable_t *) 3990 &dis_opAVXF20F [(opcode1 << 4) | opcode2]; 3991 break; 3992 default: 3993 dp = (instable_t *) 3994 &dis_opAVX0F[opcode1][opcode2]; 3995 3996 } 3997 3998 } else if (vex_prefix == VEX_3bytes) { 3999 if (!vex_prefetch) { 4000 if (dtrace_get_opcode(x, &opcode3, &opcode4) != 0) 4001 goto error; 4002 } 4003 vex_R = (opcode3 & VEX_R) >> 3; 4004 vex_X = (opcode3 & VEX_X) >> 2; 4005 vex_B = (opcode3 & VEX_B) >> 1; 4006 vex_m = (((opcode3 << 4) | opcode4) & VEX_m); 4007 vex_byte1 = opcode3 & (VEX_R | VEX_X | VEX_B); 4008 4009 if (vex_R == 0) 4010 x->d86_rex_prefix |= REX_R; 4011 if (vex_X == 0) 4012 x->d86_rex_prefix |= REX_X; 4013 if (vex_B == 0) 4014 x->d86_rex_prefix |= REX_B; 4015 4016 if (dtrace_get_opcode(x, &opcode5, &opcode6) != 0) 4017 goto error; 4018 vex_W = (opcode5 & VEX_W) >> 3; 4019 vex_L = (opcode6 & VEX_L) >> 2; 4020 vex_v = (((opcode5 << 4) | opcode6) & VEX_v) >> 3; 4021 vex_p = opcode6 & VEX_p; 4022 4023 if (vex_W) 4024 x->d86_rex_prefix |= REX_W; 4025 4026 /* Only these three vex_m values valid; others are reserved */ 4027 if ((vex_m != VEX_m_0F) && (vex_m != VEX_m_0F38) && 4028 (vex_m != VEX_m_0F3A)) 4029 goto error; 4030 4031 if (dtrace_get_opcode(x, &opcode1, &opcode2) != 0) 4032 goto error; 4033 4034 switch (vex_p) { 4035 case VEX_p_66: 4036 if (vex_m == VEX_m_0F) { 4037 dp = (instable_t *) 4038 &dis_opAVX660F 4039 [(opcode1 << 4) | opcode2]; 4040 } else if (vex_m == VEX_m_0F38) { 4041 dp = (instable_t *) 4042 &dis_opAVX660F38 4043 [(opcode1 << 4) | opcode2]; 4044 } else if (vex_m == VEX_m_0F3A) { 4045 dp = (instable_t *) 4046 &dis_opAVX660F3A 4047 [(opcode1 << 4) | opcode2]; 4048 } else { 4049 goto error; 4050 } 4051 break; 4052 case VEX_p_F3: 4053 if (vex_m == VEX_m_0F) { 4054 dp = (instable_t *) 4055 &dis_opAVXF30F 4056 [(opcode1 << 4) | opcode2]; 4057 } else if (vex_m == VEX_m_0F38) { 4058 dp = (instable_t *) 4059 &dis_opAVXF30F38 4060 [(opcode1 << 4) | opcode2]; 4061 } else { 4062 goto error; 4063 } 4064 break; 4065 case VEX_p_F2: 4066 if (vex_m == VEX_m_0F) { 4067 dp = (instable_t *) 4068 &dis_opAVXF20F 4069 [(opcode1 << 4) | opcode2]; 4070 } else if (vex_m == VEX_m_0F3A) { 4071 dp = (instable_t *) 4072 &dis_opAVXF20F3A 4073 [(opcode1 << 4) | opcode2]; 4074 } else if (vex_m == VEX_m_0F38) { 4075 dp = (instable_t *) 4076 &dis_opAVXF20F38 4077 [(opcode1 << 4) | opcode2]; 4078 } else { 4079 goto error; 4080 } 4081 break; 4082 default: 4083 dp = (instable_t *) 4084 &dis_opAVX0F[opcode1][opcode2]; 4085 4086 } 4087 } 4088 if (vex_prefix) { 4089 if (dp->it_vexwoxmm) { 4090 wbit = LONG_OPND; 4091 } else if (dp->it_vexopmask) { 4092 wbit = KOPMASK_OPND; 4093 } else { 4094 if (vex_L) { 4095 wbit = YMM_OPND; 4096 } else { 4097 wbit = XMM_OPND; 4098 } 4099 } 4100 } 4101 4102 /* 4103 * Deal with selection of operand and address size now. 4104 * Note that the REX.W bit being set causes opnd_size_prefix to be 4105 * ignored. 4106 */ 4107 if (cpu_mode == SIZE64) { 4108 if ((rex_prefix & REX_W) || vex_W) 4109 opnd_size = SIZE64; 4110 else if (opnd_size_prefix) 4111 opnd_size = SIZE16; 4112 4113 if (addr_size_prefix) 4114 addr_size = SIZE32; 4115 } else if (cpu_mode == SIZE32) { 4116 if (opnd_size_prefix) 4117 opnd_size = SIZE16; 4118 if (addr_size_prefix) 4119 addr_size = SIZE16; 4120 } else { 4121 if (opnd_size_prefix) 4122 opnd_size = SIZE32; 4123 if (addr_size_prefix) 4124 addr_size = SIZE32; 4125 } 4126 /* 4127 * The pause instruction - a repz'd nop. This doesn't fit 4128 * with any of the other prefix goop added for SSE, so we'll 4129 * special-case it here. 4130 */ 4131 if (rep_prefix == 0xf3 && opcode1 == 0x9 && opcode2 == 0x0) { 4132 rep_prefix = 0; 4133 dp = (instable_t *)&dis_opPause; 4134 } 4135 4136 /* 4137 * Some 386 instructions have 2 bytes of opcode before the mod_r/m 4138 * byte so we may need to perform a table indirection. 4139 */ 4140 if (dp->it_indirect == (instable_t *)dis_op0F) { 4141 if (dtrace_get_opcode(x, &opcode4, &opcode5) != 0) 4142 goto error; 4143 opcode_bytes = 2; 4144 if (opcode4 == 0x7 && opcode5 >= 0x1 && opcode5 <= 0x3) { 4145 uint_t subcode; 4146 4147 if (dtrace_get_opcode(x, &opcode6, &opcode7) != 0) 4148 goto error; 4149 opcode_bytes = 3; 4150 subcode = ((opcode6 & 0x3) << 1) | 4151 ((opcode7 & 0x8) >> 3); 4152 dp = (instable_t *)&dis_op0F7123[opcode5][subcode]; 4153 } else if ((opcode4 == 0xc) && (opcode5 >= 0x8)) { 4154 dp = (instable_t *)&dis_op0FC8[0]; 4155 } else if ((opcode4 == 0x3) && (opcode5 == 0xA)) { 4156 opcode_bytes = 3; 4157 if (dtrace_get_opcode(x, &opcode6, &opcode7) != 0) 4158 goto error; 4159 if (opnd_size == SIZE16) 4160 opnd_size = SIZE32; 4161 4162 dp = (instable_t *)&dis_op0F3A[(opcode6<<4)|opcode7]; 4163 #ifdef DIS_TEXT 4164 if (strcmp(dp->it_name, "INVALID") == 0) 4165 goto error; 4166 #endif 4167 switch (dp->it_adrmode) { 4168 case XMMP: 4169 break; 4170 case XMMP_66r: 4171 case XMMPRM_66r: 4172 case XMM3PM_66r: 4173 if (opnd_size_prefix == 0) { 4174 goto error; 4175 } 4176 4177 break; 4178 case XMMP_66o: 4179 if (opnd_size_prefix == 0) { 4180 /* SSSE3 MMX instructions */ 4181 dp_mmx = *dp; 4182 dp_mmx.it_adrmode = MMOPM_66o; 4183 #ifdef DIS_MEM 4184 dp_mmx.it_size = 8; 4185 #endif 4186 dp = &dp_mmx; 4187 } 4188 break; 4189 default: 4190 goto error; 4191 } 4192 } else if ((opcode4 == 0x3) && (opcode5 == 0x8)) { 4193 opcode_bytes = 3; 4194 if (dtrace_get_opcode(x, &opcode6, &opcode7) != 0) 4195 goto error; 4196 dp = (instable_t *)&dis_op0F38[(opcode6<<4)|opcode7]; 4197 4198 /* 4199 * Both crc32 and movbe have the same 3rd opcode 4200 * byte of either 0xF0 or 0xF1, so we use another 4201 * indirection to distinguish between the two. 4202 */ 4203 if (dp->it_indirect == (instable_t *)dis_op0F38F0 || 4204 dp->it_indirect == (instable_t *)dis_op0F38F1) { 4205 4206 dp = dp->it_indirect; 4207 if (rep_prefix != 0xF2) { 4208 /* It is movbe */ 4209 dp++; 4210 } 4211 } 4212 4213 /* 4214 * The adx family of instructions (adcx and adox) 4215 * continue the classic Intel tradition of abusing 4216 * arbitrary prefixes without actually meaning the 4217 * prefix bit. Therefore, if we find either the 4218 * opnd_size_prefix or rep_prefix we end up zeroing it 4219 * out after making our determination so as to ensure 4220 * that we don't get confused and accidentally print 4221 * repz prefixes and the like on these instructions. 4222 * 4223 * In addition, these instructions are actually much 4224 * closer to AVX instructions in semantics. Importantly, 4225 * they always default to having 32-bit operands. 4226 * However, if the CPU is in 64-bit mode, then and only 4227 * then, does it use REX.w promotes things to 64-bits 4228 * and REX.r allows 64-bit mode to use register r8-r15. 4229 */ 4230 if (dp->it_indirect == (instable_t *)dis_op0F38F6) { 4231 dp = dp->it_indirect; 4232 if (opnd_size_prefix == 0 && 4233 rep_prefix == 0xf3) { 4234 /* It is adox */ 4235 dp++; 4236 } else if (opnd_size_prefix != 0x66 && 4237 rep_prefix != 0) { 4238 /* It isn't adcx */ 4239 goto error; 4240 } 4241 opnd_size_prefix = 0; 4242 rep_prefix = 0; 4243 opnd_size = SIZE32; 4244 if (rex_prefix & REX_W) 4245 opnd_size = SIZE64; 4246 } 4247 4248 #ifdef DIS_TEXT 4249 if (strcmp(dp->it_name, "INVALID") == 0) 4250 goto error; 4251 #endif 4252 switch (dp->it_adrmode) { 4253 case ADX: 4254 case XMM: 4255 break; 4256 case RM_66r: 4257 case XMM_66r: 4258 case XMMM_66r: 4259 if (opnd_size_prefix == 0) { 4260 goto error; 4261 } 4262 break; 4263 case XMM_66o: 4264 if (opnd_size_prefix == 0) { 4265 /* SSSE3 MMX instructions */ 4266 dp_mmx = *dp; 4267 dp_mmx.it_adrmode = MM; 4268 #ifdef DIS_MEM 4269 dp_mmx.it_size = 8; 4270 #endif 4271 dp = &dp_mmx; 4272 } 4273 break; 4274 case CRC32: 4275 if (rep_prefix != 0xF2) { 4276 goto error; 4277 } 4278 rep_prefix = 0; 4279 break; 4280 case MOVBE: 4281 if (rep_prefix != 0x0) { 4282 goto error; 4283 } 4284 break; 4285 default: 4286 goto error; 4287 } 4288 } else if (rep_prefix == 0xf3 && opcode4 == 0 && opcode5 == 9) { 4289 rep_prefix = 0; 4290 dp = (instable_t *)&dis_opWbnoinvd; 4291 } else { 4292 dp = (instable_t *)&dis_op0F[opcode4][opcode5]; 4293 } 4294 } 4295 4296 /* 4297 * If still not at a TERM decode entry, then a ModRM byte 4298 * exists and its fields further decode the instruction. 4299 */ 4300 x->d86_got_modrm = 0; 4301 if (dp->it_indirect != TERM) { 4302 dtrace_get_modrm(x, &mode, &opcode3, &r_m); 4303 if (x->d86_error) 4304 goto error; 4305 reg = opcode3; 4306 4307 /* 4308 * decode 287 instructions (D8-DF) from opcodeN 4309 */ 4310 if (opcode1 == 0xD && opcode2 >= 0x8) { 4311 if (opcode2 == 0xB && mode == 0x3 && opcode3 == 4) 4312 dp = (instable_t *)&dis_opFP5[r_m]; 4313 else if (opcode2 == 0xA && mode == 0x3 && opcode3 < 4) 4314 dp = (instable_t *)&dis_opFP7[opcode3]; 4315 else if (opcode2 == 0xB && mode == 0x3) 4316 dp = (instable_t *)&dis_opFP6[opcode3]; 4317 else if (opcode2 == 0x9 && mode == 0x3 && opcode3 >= 4) 4318 dp = (instable_t *)&dis_opFP4[opcode3 - 4][r_m]; 4319 else if (mode == 0x3) 4320 dp = (instable_t *) 4321 &dis_opFP3[opcode2 - 8][opcode3]; 4322 else 4323 dp = (instable_t *) 4324 &dis_opFP1n2[opcode2 - 8][opcode3]; 4325 } else { 4326 dp = (instable_t *)dp->it_indirect + opcode3; 4327 } 4328 } 4329 4330 /* 4331 * In amd64 bit mode, ARPL opcode is changed to MOVSXD 4332 * (sign extend 32bit to 64 bit) 4333 */ 4334 if ((vex_prefix == 0) && cpu_mode == SIZE64 && 4335 opcode1 == 0x6 && opcode2 == 0x3) 4336 dp = (instable_t *)&dis_opMOVSLD; 4337 4338 /* 4339 * at this point we should have a correct (or invalid) opcode 4340 */ 4341 if (cpu_mode == SIZE64 && dp->it_invalid64 || 4342 cpu_mode != SIZE64 && dp->it_invalid32) 4343 goto error; 4344 if (dp->it_indirect != TERM) 4345 goto error; 4346 4347 /* 4348 * Deal with MMX/SSE opcodes which are changed by prefixes. Note, we do 4349 * need to include UNKNOWN below, as we may have instructions that 4350 * actually have a prefix, but don't exist in any other form. 4351 */ 4352 switch (dp->it_adrmode) { 4353 case UNKNOWN: 4354 case MMO: 4355 case MMOIMPL: 4356 case MMO3P: 4357 case MMOM3: 4358 case MMOMS: 4359 case MMOPM: 4360 case MMOPRM: 4361 case MMOS: 4362 case XMMO: 4363 case XMMOM: 4364 case XMMOMS: 4365 case XMMOPM: 4366 case XMMOS: 4367 case XMMOMX: 4368 case XMMOX3: 4369 case XMMOXMM: 4370 /* 4371 * This is horrible. Some SIMD instructions take the 4372 * form 0x0F 0x?? ..., which is easily decoded using the 4373 * existing tables. Other SIMD instructions use various 4374 * prefix bytes to overload existing instructions. For 4375 * Example, addps is F0, 58, whereas addss is F3 (repz), 4376 * F0, 58. Presumably someone got a raise for this. 4377 * 4378 * If we see one of the instructions which can be 4379 * modified in this way (if we've got one of the SIMDO* 4380 * address modes), we'll check to see if the last prefix 4381 * was a repz. If it was, we strip the prefix from the 4382 * mnemonic, and we indirect using the dis_opSIMDrepz 4383 * table. 4384 */ 4385 4386 /* 4387 * Calculate our offset in dis_op0F 4388 */ 4389 if ((uintptr_t)dp - (uintptr_t)dis_op0F > sizeof (dis_op0F)) 4390 goto error; 4391 4392 off = ((uintptr_t)dp - (uintptr_t)dis_op0F) / 4393 sizeof (instable_t); 4394 4395 /* 4396 * Rewrite if this instruction used one of the magic prefixes. 4397 */ 4398 if (rep_prefix) { 4399 if (rep_prefix == 0xf2) 4400 dp = (instable_t *)&dis_opSIMDrepnz[off]; 4401 else 4402 dp = (instable_t *)&dis_opSIMDrepz[off]; 4403 rep_prefix = 0; 4404 } else if (opnd_size_prefix) { 4405 dp = (instable_t *)&dis_opSIMDdata16[off]; 4406 opnd_size_prefix = 0; 4407 if (opnd_size == SIZE16) 4408 opnd_size = SIZE32; 4409 } 4410 break; 4411 4412 case MG9: 4413 /* 4414 * More horribleness: the group 9 (0xF0 0xC7) instructions are 4415 * allowed an optional prefix of 0x66 or 0xF3. This is similar 4416 * to the SIMD business described above, but with a different 4417 * addressing mode (and an indirect table), so we deal with it 4418 * separately (if similarly). 4419 * 4420 * Intel further complicated this with the release of Ivy Bridge 4421 * where they overloaded these instructions based on the ModR/M 4422 * bytes. The VMX instructions have a mode of 0 since they are 4423 * memory instructions but rdrand instructions have a mode of 4424 * 0b11 (REG_ONLY) because they only operate on registers. While 4425 * there are different prefix formats, for now it is sufficient 4426 * to use a single different table. 4427 */ 4428 4429 /* 4430 * Calculate our offset in dis_op0FC7 (the group 9 table) 4431 */ 4432 if ((uintptr_t)dp - (uintptr_t)dis_op0FC7 > sizeof (dis_op0FC7)) 4433 goto error; 4434 4435 off = ((uintptr_t)dp - (uintptr_t)dis_op0FC7) / 4436 sizeof (instable_t); 4437 4438 /* 4439 * If we have a mode of 0b11 then we have to rewrite this. 4440 */ 4441 dtrace_get_modrm(x, &mode, ®, &r_m); 4442 if (mode == REG_ONLY) { 4443 dp = (instable_t *)&dis_op0FC7m3[off]; 4444 break; 4445 } 4446 4447 /* 4448 * Rewrite if this instruction used one of the magic prefixes. 4449 */ 4450 if (rep_prefix) { 4451 if (rep_prefix == 0xf3) 4452 dp = (instable_t *)&dis_opF30FC7[off]; 4453 else 4454 goto error; 4455 rep_prefix = 0; 4456 } else if (opnd_size_prefix) { 4457 dp = (instable_t *)&dis_op660FC7[off]; 4458 opnd_size_prefix = 0; 4459 if (opnd_size == SIZE16) 4460 opnd_size = SIZE32; 4461 } else if (reg == 4 || reg == 5) { 4462 /* 4463 * We have xsavec (4) or xsaves (5), so rewrite. 4464 */ 4465 dp = (instable_t *)&dis_op0FC7[reg]; 4466 break; 4467 } 4468 break; 4469 4470 4471 case MMOSH: 4472 /* 4473 * As with the "normal" SIMD instructions, the MMX 4474 * shuffle instructions are overloaded. These 4475 * instructions, however, are special in that they use 4476 * an extra byte, and thus an extra table. As of this 4477 * writing, they only use the opnd_size prefix. 4478 */ 4479 4480 /* 4481 * Calculate our offset in dis_op0F7123 4482 */ 4483 if ((uintptr_t)dp - (uintptr_t)dis_op0F7123 > 4484 sizeof (dis_op0F7123)) 4485 goto error; 4486 4487 if (opnd_size_prefix) { 4488 off = ((uintptr_t)dp - (uintptr_t)dis_op0F7123) / 4489 sizeof (instable_t); 4490 dp = (instable_t *)&dis_opSIMD7123[off]; 4491 opnd_size_prefix = 0; 4492 if (opnd_size == SIZE16) 4493 opnd_size = SIZE32; 4494 } 4495 break; 4496 case MRw: 4497 if (rep_prefix) { 4498 if (rep_prefix == 0xf3) { 4499 4500 /* 4501 * Calculate our offset in dis_op0F 4502 */ 4503 if ((uintptr_t)dp - (uintptr_t)dis_op0F > 4504 sizeof (dis_op0F)) 4505 goto error; 4506 4507 off = ((uintptr_t)dp - (uintptr_t)dis_op0F) / 4508 sizeof (instable_t); 4509 4510 dp = (instable_t *)&dis_opSIMDrepz[off]; 4511 rep_prefix = 0; 4512 } else { 4513 goto error; 4514 } 4515 } 4516 break; 4517 case FSGS: 4518 if (rep_prefix == 0xf3) { 4519 if ((uintptr_t)dp - (uintptr_t)dis_op0FAE > 4520 sizeof (dis_op0FAE)) 4521 goto error; 4522 4523 off = ((uintptr_t)dp - (uintptr_t)dis_op0FAE) / 4524 sizeof (instable_t); 4525 dp = (instable_t *)&dis_opF30FAE[off]; 4526 rep_prefix = 0; 4527 } else if (rep_prefix != 0x00) { 4528 goto error; 4529 } 4530 } 4531 4532 /* 4533 * In 64 bit mode, some opcodes automatically use opnd_size == SIZE64. 4534 */ 4535 if (cpu_mode == SIZE64) 4536 if (dp->it_always64 || (opnd_size == SIZE32 && dp->it_stackop)) 4537 opnd_size = SIZE64; 4538 4539 #ifdef DIS_TEXT 4540 /* 4541 * At this point most instructions can format the opcode mnemonic 4542 * including the prefixes. 4543 */ 4544 if (lock_prefix) 4545 (void) strlcat(x->d86_mnem, "lock ", OPLEN); 4546 4547 if (rep_prefix == 0xf2) 4548 (void) strlcat(x->d86_mnem, "repnz ", OPLEN); 4549 else if (rep_prefix == 0xf3) 4550 (void) strlcat(x->d86_mnem, "repz ", OPLEN); 4551 4552 if (cpu_mode == SIZE64 && addr_size_prefix) 4553 (void) strlcat(x->d86_mnem, "addr32 ", OPLEN); 4554 4555 if (dp->it_adrmode != CBW && 4556 dp->it_adrmode != CWD && 4557 dp->it_adrmode != XMMSFNC) { 4558 if (strcmp(dp->it_name, "INVALID") == 0) 4559 goto error; 4560 (void) strlcat(x->d86_mnem, dp->it_name, OPLEN); 4561 if (dp->it_avxsuf == AVS2 && dp->it_suffix) { 4562 (void) strlcat(x->d86_mnem, vex_W != 0 ? "q" : "d", 4563 OPLEN); 4564 } else if (dp->it_vexopmask && dp->it_suffix) { 4565 /* opmask instructions */ 4566 4567 if (opcode1 == 4 && opcode2 == 0xb) { 4568 /* It's a kunpck. */ 4569 if (vex_prefix == VEX_2bytes) { 4570 (void) strlcat(x->d86_mnem, 4571 vex_p == 0 ? "wd" : "bw", OPLEN); 4572 } else { 4573 /* vex_prefix == VEX_3bytes */ 4574 (void) strlcat(x->d86_mnem, 4575 "dq", OPLEN); 4576 } 4577 } else if (opcode1 == 3) { 4578 /* It's a kshift[l|r]. */ 4579 if (vex_W == 0) { 4580 (void) strlcat(x->d86_mnem, 4581 opcode2 == 2 || 4582 opcode2 == 0 ? 4583 "b" : "d", OPLEN); 4584 } else { 4585 /* W == 1 */ 4586 (void) strlcat(x->d86_mnem, 4587 opcode2 == 3 || opcode2 == 1 ? 4588 "q" : "w", OPLEN); 4589 } 4590 } else { 4591 /* if (vex_prefix == VEX_2bytes) { */ 4592 if ((cpu_mode == SIZE64 && opnd_size == 2) || 4593 vex_prefix == VEX_2bytes) { 4594 (void) strlcat(x->d86_mnem, 4595 vex_p == 0 ? "w" : 4596 vex_p == 1 ? "b" : "d", 4597 OPLEN); 4598 } else { 4599 /* vex_prefix == VEX_3bytes */ 4600 (void) strlcat(x->d86_mnem, 4601 vex_p == 1 ? "d" : "q", OPLEN); 4602 } 4603 } 4604 } else if (dp->it_suffix) { 4605 char *types[] = {"", "w", "l", "q"}; 4606 if (opcode_bytes == 2 && opcode4 == 4) { 4607 /* It's a cmovx.yy. Replace the suffix x */ 4608 for (i = 5; i < OPLEN; i++) { 4609 if (x->d86_mnem[i] == '.') 4610 break; 4611 } 4612 x->d86_mnem[i - 1] = *types[opnd_size]; 4613 } else if ((opnd_size == 2) && (opcode_bytes == 3) && 4614 ((opcode6 == 1 && opcode7 == 6) || 4615 (opcode6 == 2 && opcode7 == 2))) { 4616 /* 4617 * To handle PINSRD and PEXTRD 4618 */ 4619 (void) strlcat(x->d86_mnem, "d", OPLEN); 4620 } else if (dp != &dis_distable[0x6][0x2]) { 4621 /* bound instructions (0x62) have no suffix */ 4622 (void) strlcat(x->d86_mnem, types[opnd_size], 4623 OPLEN); 4624 } 4625 } 4626 } 4627 #endif 4628 4629 /* 4630 * Process operands based on the addressing modes. 4631 */ 4632 x->d86_mode = cpu_mode; 4633 /* 4634 * In vex mode the rex_prefix has no meaning 4635 */ 4636 if (!vex_prefix && evex_prefix == 0) 4637 x->d86_rex_prefix = rex_prefix; 4638 x->d86_opnd_size = opnd_size; 4639 x->d86_addr_size = addr_size; 4640 vbit = 0; /* initialize for mem/reg -> reg */ 4641 switch (dp->it_adrmode) { 4642 /* 4643 * amd64 instruction to sign extend 32 bit reg/mem operands 4644 * into 64 bit register values 4645 */ 4646 case MOVSXZ: 4647 #ifdef DIS_TEXT 4648 if (rex_prefix == 0) 4649 (void) strncpy(x->d86_mnem, "movzld", OPLEN); 4650 #endif 4651 dtrace_get_modrm(x, &mode, ®, &r_m); 4652 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); 4653 x->d86_opnd_size = SIZE64; 4654 dtrace_get_operand(x, REG_ONLY, reg, LONG_OPND, 1); 4655 x->d86_opnd_size = opnd_size = SIZE32; 4656 wbit = LONG_OPND; 4657 dtrace_get_operand(x, mode, r_m, wbit, 0); 4658 break; 4659 4660 /* 4661 * movsbl movsbw movsbq (0x0FBE) or movswl movswq (0x0FBF) 4662 * movzbl movzbw movzbq (0x0FB6) or movzwl movzwq (0x0FB7) 4663 * wbit lives in 2nd byte, note that operands 4664 * are different sized 4665 */ 4666 case MOVZ: 4667 if (rex_prefix & REX_W) { 4668 /* target register size = 64 bit */ 4669 x->d86_mnem[5] = 'q'; 4670 } 4671 dtrace_get_modrm(x, &mode, ®, &r_m); 4672 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); 4673 dtrace_get_operand(x, REG_ONLY, reg, LONG_OPND, 1); 4674 x->d86_opnd_size = opnd_size = SIZE16; 4675 wbit = WBIT(opcode5); 4676 dtrace_get_operand(x, mode, r_m, wbit, 0); 4677 break; 4678 case CRC32: 4679 opnd_size = SIZE32; 4680 if (rex_prefix & REX_W) 4681 opnd_size = SIZE64; 4682 x->d86_opnd_size = opnd_size; 4683 4684 dtrace_get_modrm(x, &mode, ®, &r_m); 4685 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); 4686 dtrace_get_operand(x, REG_ONLY, reg, LONG_OPND, 1); 4687 wbit = WBIT(opcode7); 4688 if (opnd_size_prefix) 4689 x->d86_opnd_size = opnd_size = SIZE16; 4690 dtrace_get_operand(x, mode, r_m, wbit, 0); 4691 break; 4692 case MOVBE: 4693 opnd_size = SIZE32; 4694 if (rex_prefix & REX_W) 4695 opnd_size = SIZE64; 4696 x->d86_opnd_size = opnd_size; 4697 4698 dtrace_get_modrm(x, &mode, ®, &r_m); 4699 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); 4700 wbit = WBIT(opcode7); 4701 if (opnd_size_prefix) 4702 x->d86_opnd_size = opnd_size = SIZE16; 4703 if (wbit) { 4704 /* reg -> mem */ 4705 dtrace_get_operand(x, REG_ONLY, reg, LONG_OPND, 0); 4706 dtrace_get_operand(x, mode, r_m, wbit, 1); 4707 } else { 4708 /* mem -> reg */ 4709 dtrace_get_operand(x, REG_ONLY, reg, LONG_OPND, 1); 4710 dtrace_get_operand(x, mode, r_m, wbit, 0); 4711 } 4712 break; 4713 4714 /* 4715 * imul instruction, with either 8-bit or longer immediate 4716 * opcode 0x6B for byte, sign-extended displacement, 0x69 for word(s) 4717 */ 4718 case IMUL: 4719 wbit = LONG_OPND; 4720 THREEOPERAND(x, mode, reg, r_m, rex_prefix, wbit, LONG_OPND, 4721 OPSIZE(opnd_size, opcode2 == 0x9), 1); 4722 break; 4723 4724 /* memory or register operand to register, with 'w' bit */ 4725 case MRw: 4726 case ADX: 4727 wbit = WBIT(opcode2); 4728 STANDARD_MODRM(x, mode, reg, r_m, rex_prefix, wbit, 0); 4729 break; 4730 4731 /* register to memory or register operand, with 'w' bit */ 4732 /* arpl happens to fit here also because it is odd */ 4733 case RMw: 4734 if (opcode_bytes == 2) 4735 wbit = WBIT(opcode5); 4736 else 4737 wbit = WBIT(opcode2); 4738 STANDARD_MODRM(x, mode, reg, r_m, rex_prefix, wbit, 1); 4739 break; 4740 4741 /* xaddb instruction */ 4742 case XADDB: 4743 wbit = 0; 4744 STANDARD_MODRM(x, mode, reg, r_m, rex_prefix, wbit, 1); 4745 break; 4746 4747 /* MMX register to memory or register operand */ 4748 case MMS: 4749 case MMOS: 4750 #ifdef DIS_TEXT 4751 wbit = strcmp(dp->it_name, "movd") ? MM_OPND : LONG_OPND; 4752 #else 4753 wbit = LONG_OPND; 4754 #endif 4755 MIXED_MM(x, mode, reg, r_m, rex_prefix, wbit, MM_OPND, 1); 4756 break; 4757 4758 /* MMX register to memory */ 4759 case MMOMS: 4760 dtrace_get_modrm(x, &mode, ®, &r_m); 4761 if (mode == REG_ONLY) 4762 goto error; 4763 wbit = MM_OPND; 4764 MIXED_MM(x, mode, reg, r_m, rex_prefix, wbit, MM_OPND, 1); 4765 break; 4766 4767 /* Double shift. Has immediate operand specifying the shift. */ 4768 case DSHIFT: 4769 wbit = LONG_OPND; 4770 dtrace_get_modrm(x, &mode, ®, &r_m); 4771 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); 4772 dtrace_get_operand(x, mode, r_m, wbit, 2); 4773 dtrace_get_operand(x, REG_ONLY, reg, LONG_OPND, 1); 4774 dtrace_imm_opnd(x, wbit, 1, 0); 4775 break; 4776 4777 /* 4778 * Double shift. With no immediate operand, specifies using %cl. 4779 */ 4780 case DSHIFTcl: 4781 wbit = LONG_OPND; 4782 STANDARD_MODRM(x, mode, reg, r_m, rex_prefix, wbit, 1); 4783 break; 4784 4785 /* immediate to memory or register operand */ 4786 case IMlw: 4787 wbit = WBIT(opcode2); 4788 dtrace_rex_adjust(rex_prefix, mode, NULL, &r_m); 4789 dtrace_get_operand(x, mode, r_m, wbit, 1); 4790 /* 4791 * Have long immediate for opcode 0x81, but not 0x80 nor 0x83 4792 */ 4793 dtrace_imm_opnd(x, wbit, OPSIZE(opnd_size, opcode2 == 1), 0); 4794 break; 4795 4796 /* immediate to memory or register operand with the */ 4797 /* 'w' bit present */ 4798 case IMw: 4799 wbit = WBIT(opcode2); 4800 dtrace_get_modrm(x, &mode, ®, &r_m); 4801 dtrace_rex_adjust(rex_prefix, mode, NULL, &r_m); 4802 dtrace_get_operand(x, mode, r_m, wbit, 1); 4803 dtrace_imm_opnd(x, wbit, OPSIZE(opnd_size, wbit), 0); 4804 break; 4805 4806 /* immediate to register with register in low 3 bits */ 4807 /* of op code */ 4808 case IR: 4809 /* w-bit here (with regs) is bit 3 */ 4810 wbit = opcode2 >>3 & 0x1; 4811 reg = REGNO(opcode2); 4812 dtrace_rex_adjust(rex_prefix, mode, ®, NULL); 4813 mode = REG_ONLY; 4814 r_m = reg; 4815 dtrace_get_operand(x, mode, r_m, wbit, 1); 4816 dtrace_imm_opnd(x, wbit, OPSIZE64(opnd_size, wbit), 0); 4817 break; 4818 4819 /* MMX immediate shift of register */ 4820 case MMSH: 4821 case MMOSH: 4822 wbit = MM_OPND; 4823 goto mm_shift; /* in next case */ 4824 4825 /* SIMD immediate shift of register */ 4826 case XMMSH: 4827 wbit = XMM_OPND; 4828 mm_shift: 4829 reg = REGNO(opcode7); 4830 dtrace_rex_adjust(rex_prefix, mode, ®, NULL); 4831 dtrace_get_operand(x, REG_ONLY, reg, wbit, 1); 4832 dtrace_imm_opnd(x, wbit, 1, 0); 4833 NOMEM; 4834 break; 4835 4836 /* accumulator to memory operand */ 4837 case AO: 4838 vbit = 1; 4839 /*FALLTHROUGH*/ 4840 4841 /* memory operand to accumulator */ 4842 case OA: 4843 wbit = WBIT(opcode2); 4844 dtrace_get_operand(x, REG_ONLY, EAX_REGNO, wbit, 1 - vbit); 4845 dtrace_imm_opnd(x, wbit, OPSIZE64(addr_size, LONG_OPND), vbit); 4846 #ifdef DIS_TEXT 4847 x->d86_opnd[vbit].d86_mode = MODE_OFFSET; 4848 #endif 4849 break; 4850 4851 4852 /* segment register to memory or register operand */ 4853 case SM: 4854 vbit = 1; 4855 /*FALLTHROUGH*/ 4856 4857 /* memory or register operand to segment register */ 4858 case MS: 4859 dtrace_get_modrm(x, &mode, ®, &r_m); 4860 dtrace_rex_adjust(rex_prefix, mode, NULL, &r_m); 4861 dtrace_get_operand(x, mode, r_m, LONG_OPND, vbit); 4862 dtrace_get_operand(x, REG_ONLY, reg, SEG_OPND, 1 - vbit); 4863 wbit = SEG_OPND; 4864 break; 4865 4866 /* 4867 * rotate or shift instructions, which may shift by 1 or 4868 * consult the cl register, depending on the 'v' bit 4869 */ 4870 case Mv: 4871 vbit = VBIT(opcode2); 4872 wbit = WBIT(opcode2); 4873 dtrace_rex_adjust(rex_prefix, mode, NULL, &r_m); 4874 dtrace_get_operand(x, mode, r_m, wbit, 1); 4875 #ifdef DIS_TEXT 4876 if (vbit) { 4877 (void) strlcat(x->d86_opnd[0].d86_opnd, "%cl", OPLEN); 4878 } else { 4879 x->d86_opnd[0].d86_mode = MODE_SIGNED; 4880 x->d86_opnd[0].d86_value_size = 1; 4881 x->d86_opnd[0].d86_value = 1; 4882 } 4883 #endif 4884 break; 4885 /* 4886 * immediate rotate or shift instructions 4887 */ 4888 case MvI: 4889 wbit = WBIT(opcode2); 4890 normal_imm_mem: 4891 dtrace_rex_adjust(rex_prefix, mode, NULL, &r_m); 4892 dtrace_get_operand(x, mode, r_m, wbit, 1); 4893 dtrace_imm_opnd(x, wbit, 1, 0); 4894 break; 4895 4896 /* bit test instructions */ 4897 case MIb: 4898 wbit = LONG_OPND; 4899 goto normal_imm_mem; 4900 4901 /* single memory or register operand with 'w' bit present */ 4902 case Mw: 4903 wbit = WBIT(opcode2); 4904 just_mem: 4905 dtrace_get_modrm(x, &mode, ®, &r_m); 4906 dtrace_rex_adjust(rex_prefix, mode, NULL, &r_m); 4907 dtrace_get_operand(x, mode, r_m, wbit, 0); 4908 break; 4909 4910 case SWAPGS_RDTSCP: 4911 if (cpu_mode == SIZE64 && mode == 3 && r_m == 0) { 4912 #ifdef DIS_TEXT 4913 (void) strncpy(x->d86_mnem, "swapgs", OPLEN); 4914 #endif 4915 NOMEM; 4916 break; 4917 } else if (mode == 3 && r_m == 1) { 4918 #ifdef DIS_TEXT 4919 (void) strncpy(x->d86_mnem, "rdtscp", OPLEN); 4920 #endif 4921 NOMEM; 4922 break; 4923 } else if (mode == 3 && r_m == 2) { 4924 #ifdef DIS_TEXT 4925 (void) strncpy(x->d86_mnem, "monitorx", OPLEN); 4926 #endif 4927 NOMEM; 4928 break; 4929 } else if (mode == 3 && r_m == 3) { 4930 #ifdef DIS_TEXT 4931 (void) strncpy(x->d86_mnem, "mwaitx", OPLEN); 4932 #endif 4933 NOMEM; 4934 break; 4935 } else if (mode == 3 && r_m == 4) { 4936 #ifdef DIS_TEXT 4937 (void) strncpy(x->d86_mnem, "clzero", OPLEN); 4938 #endif 4939 NOMEM; 4940 break; 4941 } 4942 4943 /*FALLTHROUGH*/ 4944 4945 /* prefetch instruction - memory operand, but no memory acess */ 4946 case PREF: 4947 NOMEM; 4948 /*FALLTHROUGH*/ 4949 4950 /* single memory or register operand */ 4951 case M: 4952 case MG9: 4953 wbit = LONG_OPND; 4954 goto just_mem; 4955 4956 /* single memory or register byte operand */ 4957 case Mb: 4958 wbit = BYTE_OPND; 4959 goto just_mem; 4960 4961 case VMx: 4962 if (mode == 3) { 4963 #ifdef DIS_TEXT 4964 char *vminstr; 4965 4966 switch (r_m) { 4967 case 1: 4968 vminstr = "vmcall"; 4969 break; 4970 case 2: 4971 vminstr = "vmlaunch"; 4972 break; 4973 case 3: 4974 vminstr = "vmresume"; 4975 break; 4976 case 4: 4977 vminstr = "vmxoff"; 4978 break; 4979 default: 4980 goto error; 4981 } 4982 4983 (void) strncpy(x->d86_mnem, vminstr, OPLEN); 4984 #else 4985 if (r_m < 1 || r_m > 4) 4986 goto error; 4987 #endif 4988 4989 NOMEM; 4990 break; 4991 } 4992 /*FALLTHROUGH*/ 4993 case SVM: 4994 if (mode == 3) { 4995 #ifdef DIS_TEXT 4996 char *vinstr; 4997 4998 switch (r_m) { 4999 case 0: 5000 vinstr = "vmrun"; 5001 break; 5002 case 1: 5003 vinstr = "vmmcall"; 5004 break; 5005 case 2: 5006 vinstr = "vmload"; 5007 break; 5008 case 3: 5009 vinstr = "vmsave"; 5010 break; 5011 case 4: 5012 vinstr = "stgi"; 5013 break; 5014 case 5: 5015 vinstr = "clgi"; 5016 break; 5017 case 6: 5018 vinstr = "skinit"; 5019 break; 5020 case 7: 5021 vinstr = "invlpga"; 5022 break; 5023 } 5024 5025 (void) strncpy(x->d86_mnem, vinstr, OPLEN); 5026 #endif 5027 NOMEM; 5028 break; 5029 } 5030 /*FALLTHROUGH*/ 5031 case MONITOR_MWAIT: 5032 if (mode == 3) { 5033 if (r_m == 0) { 5034 #ifdef DIS_TEXT 5035 (void) strncpy(x->d86_mnem, "monitor", OPLEN); 5036 #endif 5037 NOMEM; 5038 break; 5039 } else if (r_m == 1) { 5040 #ifdef DIS_TEXT 5041 (void) strncpy(x->d86_mnem, "mwait", OPLEN); 5042 #endif 5043 NOMEM; 5044 break; 5045 } else if (r_m == 2) { 5046 #ifdef DIS_TEXT 5047 (void) strncpy(x->d86_mnem, "clac", OPLEN); 5048 #endif 5049 NOMEM; 5050 break; 5051 } else if (r_m == 3) { 5052 #ifdef DIS_TEXT 5053 (void) strncpy(x->d86_mnem, "stac", OPLEN); 5054 #endif 5055 NOMEM; 5056 break; 5057 } else { 5058 goto error; 5059 } 5060 } 5061 /*FALLTHROUGH*/ 5062 case XGETBV_XSETBV: 5063 if (mode == 3) { 5064 if (r_m == 0) { 5065 #ifdef DIS_TEXT 5066 (void) strncpy(x->d86_mnem, "xgetbv", OPLEN); 5067 #endif 5068 NOMEM; 5069 break; 5070 } else if (r_m == 1) { 5071 #ifdef DIS_TEXT 5072 (void) strncpy(x->d86_mnem, "xsetbv", OPLEN); 5073 #endif 5074 NOMEM; 5075 break; 5076 } else { 5077 goto error; 5078 } 5079 5080 } 5081 /*FALLTHROUGH*/ 5082 case MO: 5083 /* Similar to M, but only memory (no direct registers) */ 5084 wbit = LONG_OPND; 5085 dtrace_get_modrm(x, &mode, ®, &r_m); 5086 if (mode == 3) 5087 goto error; 5088 dtrace_rex_adjust(rex_prefix, mode, NULL, &r_m); 5089 dtrace_get_operand(x, mode, r_m, wbit, 0); 5090 break; 5091 5092 /* move special register to register or reverse if vbit */ 5093 case SREG: 5094 switch (opcode5) { 5095 5096 case 2: 5097 vbit = 1; 5098 /*FALLTHROUGH*/ 5099 case 0: 5100 wbit = CONTROL_OPND; 5101 break; 5102 5103 case 3: 5104 vbit = 1; 5105 /*FALLTHROUGH*/ 5106 case 1: 5107 wbit = DEBUG_OPND; 5108 break; 5109 5110 case 6: 5111 vbit = 1; 5112 /*FALLTHROUGH*/ 5113 case 4: 5114 wbit = TEST_OPND; 5115 break; 5116 5117 } 5118 dtrace_get_modrm(x, &mode, ®, &r_m); 5119 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); 5120 dtrace_get_operand(x, REG_ONLY, reg, wbit, vbit); 5121 dtrace_get_operand(x, REG_ONLY, r_m, LONG_OPND, 1 - vbit); 5122 NOMEM; 5123 break; 5124 5125 /* 5126 * single register operand with register in the low 3 5127 * bits of op code 5128 */ 5129 case R: 5130 if (opcode_bytes == 2) 5131 reg = REGNO(opcode5); 5132 else 5133 reg = REGNO(opcode2); 5134 dtrace_rex_adjust(rex_prefix, mode, ®, NULL); 5135 dtrace_get_operand(x, REG_ONLY, reg, LONG_OPND, 0); 5136 NOMEM; 5137 break; 5138 5139 /* 5140 * register to accumulator with register in the low 3 5141 * bits of op code, xchg instructions 5142 */ 5143 case RA: 5144 NOMEM; 5145 reg = REGNO(opcode2); 5146 dtrace_rex_adjust(rex_prefix, mode, ®, NULL); 5147 dtrace_get_operand(x, REG_ONLY, reg, LONG_OPND, 0); 5148 dtrace_get_operand(x, REG_ONLY, EAX_REGNO, LONG_OPND, 1); 5149 break; 5150 5151 /* 5152 * single segment register operand, with register in 5153 * bits 3-4 of op code byte 5154 */ 5155 case SEG: 5156 NOMEM; 5157 reg = (x->d86_bytes[x->d86_len - 1] >> 3) & 0x3; 5158 dtrace_get_operand(x, REG_ONLY, reg, SEG_OPND, 0); 5159 break; 5160 5161 /* 5162 * single segment register operand, with register in 5163 * bits 3-5 of op code 5164 */ 5165 case LSEG: 5166 NOMEM; 5167 /* long seg reg from opcode */ 5168 reg = (x->d86_bytes[x->d86_len - 1] >> 3) & 0x7; 5169 dtrace_get_operand(x, REG_ONLY, reg, SEG_OPND, 0); 5170 break; 5171 5172 /* memory or register operand to register */ 5173 case MR: 5174 if (vex_prefetch) 5175 x->d86_got_modrm = 1; 5176 wbit = LONG_OPND; 5177 STANDARD_MODRM(x, mode, reg, r_m, rex_prefix, wbit, 0); 5178 break; 5179 5180 case RM: 5181 case RM_66r: 5182 if (vex_prefetch) 5183 x->d86_got_modrm = 1; 5184 wbit = LONG_OPND; 5185 STANDARD_MODRM(x, mode, reg, r_m, rex_prefix, wbit, 1); 5186 break; 5187 5188 /* MMX/SIMD-Int memory or mm reg to mm reg */ 5189 case MM: 5190 case MMO: 5191 #ifdef DIS_TEXT 5192 wbit = strcmp(dp->it_name, "movd") ? MM_OPND : LONG_OPND; 5193 #else 5194 wbit = LONG_OPND; 5195 #endif 5196 MIXED_MM(x, mode, reg, r_m, rex_prefix, wbit, MM_OPND, 0); 5197 break; 5198 5199 case MMOIMPL: 5200 #ifdef DIS_TEXT 5201 wbit = strcmp(dp->it_name, "movd") ? MM_OPND : LONG_OPND; 5202 #else 5203 wbit = LONG_OPND; 5204 #endif 5205 dtrace_get_modrm(x, &mode, ®, &r_m); 5206 if (mode != REG_ONLY) 5207 goto error; 5208 5209 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); 5210 dtrace_get_operand(x, mode, r_m, wbit, 0); 5211 dtrace_get_operand(x, REG_ONLY, reg, MM_OPND, 1); 5212 mode = 0; /* change for memory access size... */ 5213 break; 5214 5215 /* MMX/SIMD-Int and SIMD-FP predicated mm reg to r32 */ 5216 case MMO3P: 5217 wbit = MM_OPND; 5218 goto xmm3p; 5219 case XMM3P: 5220 wbit = XMM_OPND; 5221 xmm3p: 5222 dtrace_get_modrm(x, &mode, ®, &r_m); 5223 if (mode != REG_ONLY) 5224 goto error; 5225 5226 THREEOPERAND(x, mode, reg, r_m, rex_prefix, wbit, LONG_OPND, 1, 5227 1); 5228 NOMEM; 5229 break; 5230 5231 case XMM3PM_66r: 5232 THREEOPERAND(x, mode, reg, r_m, rex_prefix, LONG_OPND, XMM_OPND, 5233 1, 0); 5234 break; 5235 5236 /* MMX/SIMD-Int predicated r32/mem to mm reg */ 5237 case MMOPRM: 5238 wbit = LONG_OPND; 5239 w2 = MM_OPND; 5240 goto xmmprm; 5241 case XMMPRM: 5242 case XMMPRM_66r: 5243 wbit = LONG_OPND; 5244 w2 = XMM_OPND; 5245 xmmprm: 5246 THREEOPERAND(x, mode, reg, r_m, rex_prefix, wbit, w2, 1, 1); 5247 break; 5248 5249 /* MMX/SIMD-Int predicated mm/mem to mm reg */ 5250 case MMOPM: 5251 case MMOPM_66o: 5252 wbit = w2 = MM_OPND; 5253 goto xmmprm; 5254 5255 /* MMX/SIMD-Int mm reg to r32 */ 5256 case MMOM3: 5257 NOMEM; 5258 dtrace_get_modrm(x, &mode, ®, &r_m); 5259 if (mode != REG_ONLY) 5260 goto error; 5261 wbit = MM_OPND; 5262 MIXED_MM(x, mode, reg, r_m, rex_prefix, wbit, LONG_OPND, 0); 5263 break; 5264 5265 /* SIMD memory or xmm reg operand to xmm reg */ 5266 case XMM: 5267 case XMM_66o: 5268 case XMM_66r: 5269 case XMMO: 5270 case XMMXIMPL: 5271 wbit = XMM_OPND; 5272 STANDARD_MODRM(x, mode, reg, r_m, rex_prefix, wbit, 0); 5273 5274 if (dp->it_adrmode == XMMXIMPL && mode != REG_ONLY) 5275 goto error; 5276 5277 #ifdef DIS_TEXT 5278 /* 5279 * movlps and movhlps share opcodes. They differ in the 5280 * addressing modes allowed for their operands. 5281 * movhps and movlhps behave similarly. 5282 */ 5283 if (mode == REG_ONLY) { 5284 if (strcmp(dp->it_name, "movlps") == 0) 5285 (void) strncpy(x->d86_mnem, "movhlps", OPLEN); 5286 else if (strcmp(dp->it_name, "movhps") == 0) 5287 (void) strncpy(x->d86_mnem, "movlhps", OPLEN); 5288 } 5289 #endif 5290 if (dp->it_adrmode == XMMXIMPL) 5291 mode = 0; /* change for memory access size... */ 5292 break; 5293 5294 /* SIMD xmm reg to memory or xmm reg */ 5295 case XMMS: 5296 case XMMOS: 5297 case XMMMS: 5298 case XMMOMS: 5299 dtrace_get_modrm(x, &mode, ®, &r_m); 5300 #ifdef DIS_TEXT 5301 if ((strcmp(dp->it_name, "movlps") == 0 || 5302 strcmp(dp->it_name, "movhps") == 0 || 5303 strcmp(dp->it_name, "movntps") == 0) && 5304 mode == REG_ONLY) 5305 goto error; 5306 #endif 5307 wbit = XMM_OPND; 5308 MIXED_MM(x, mode, reg, r_m, rex_prefix, wbit, XMM_OPND, 1); 5309 break; 5310 5311 /* SIMD memory to xmm reg */ 5312 case XMMM: 5313 case XMMM_66r: 5314 case XMMOM: 5315 wbit = XMM_OPND; 5316 dtrace_get_modrm(x, &mode, ®, &r_m); 5317 #ifdef DIS_TEXT 5318 if (mode == REG_ONLY) { 5319 if (strcmp(dp->it_name, "movhps") == 0) 5320 (void) strncpy(x->d86_mnem, "movlhps", OPLEN); 5321 else 5322 goto error; 5323 } 5324 #endif 5325 MIXED_MM(x, mode, reg, r_m, rex_prefix, wbit, XMM_OPND, 0); 5326 break; 5327 5328 /* SIMD memory or r32 to xmm reg */ 5329 case XMM3MX: 5330 wbit = LONG_OPND; 5331 MIXED_MM(x, mode, reg, r_m, rex_prefix, wbit, XMM_OPND, 0); 5332 break; 5333 5334 case XMM3MXS: 5335 wbit = LONG_OPND; 5336 MIXED_MM(x, mode, reg, r_m, rex_prefix, wbit, XMM_OPND, 1); 5337 break; 5338 5339 /* SIMD memory or mm reg to xmm reg */ 5340 case XMMOMX: 5341 /* SIMD mm to xmm */ 5342 case XMMMX: 5343 wbit = MM_OPND; 5344 MIXED_MM(x, mode, reg, r_m, rex_prefix, wbit, XMM_OPND, 0); 5345 break; 5346 5347 /* SIMD memory or xmm reg to mm reg */ 5348 case XMMXMM: 5349 case XMMOXMM: 5350 case XMMXM: 5351 wbit = XMM_OPND; 5352 MIXED_MM(x, mode, reg, r_m, rex_prefix, wbit, MM_OPND, 0); 5353 break; 5354 5355 5356 /* SIMD memory or xmm reg to r32 */ 5357 case XMMXM3: 5358 wbit = XMM_OPND; 5359 MIXED_MM(x, mode, reg, r_m, rex_prefix, wbit, LONG_OPND, 0); 5360 break; 5361 5362 /* SIMD xmm to r32 */ 5363 case XMMX3: 5364 case XMMOX3: 5365 dtrace_get_modrm(x, &mode, ®, &r_m); 5366 if (mode != REG_ONLY) 5367 goto error; 5368 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); 5369 dtrace_get_operand(x, mode, r_m, XMM_OPND, 0); 5370 dtrace_get_operand(x, REG_ONLY, reg, LONG_OPND, 1); 5371 NOMEM; 5372 break; 5373 5374 /* SIMD predicated memory or xmm reg with/to xmm reg */ 5375 case XMMP: 5376 case XMMP_66r: 5377 case XMMP_66o: 5378 case XMMOPM: 5379 wbit = XMM_OPND; 5380 THREEOPERAND(x, mode, reg, r_m, rex_prefix, wbit, XMM_OPND, 1, 5381 1); 5382 5383 #ifdef DIS_TEXT 5384 /* 5385 * cmpps and cmpss vary their instruction name based 5386 * on the value of imm8. Other XMMP instructions, 5387 * such as shufps, require explicit specification of 5388 * the predicate. 5389 */ 5390 if (dp->it_name[0] == 'c' && 5391 dp->it_name[1] == 'm' && 5392 dp->it_name[2] == 'p' && 5393 strlen(dp->it_name) == 5) { 5394 uchar_t pred = x->d86_opnd[0].d86_value & 0xff; 5395 5396 if (pred >= (sizeof (dis_PREDSUFFIX) / sizeof (char *))) 5397 goto error; 5398 5399 (void) strncpy(x->d86_mnem, "cmp", OPLEN); 5400 (void) strlcat(x->d86_mnem, dis_PREDSUFFIX[pred], 5401 OPLEN); 5402 (void) strlcat(x->d86_mnem, 5403 dp->it_name + strlen(dp->it_name) - 2, 5404 OPLEN); 5405 x->d86_opnd[0] = x->d86_opnd[1]; 5406 x->d86_opnd[1] = x->d86_opnd[2]; 5407 x->d86_numopnds = 2; 5408 } 5409 5410 /* 5411 * The pclmulqdq instruction has a series of alternate names for 5412 * various encodings of the immediate byte. As such, if we 5413 * happen to find it and the immediate value matches, we'll 5414 * rewrite the mnemonic. 5415 */ 5416 if (strcmp(dp->it_name, "pclmulqdq") == 0) { 5417 boolean_t changed = B_TRUE; 5418 switch (x->d86_opnd[0].d86_value) { 5419 case 0x00: 5420 (void) strncpy(x->d86_mnem, "pclmullqlqdq", 5421 OPLEN); 5422 break; 5423 case 0x01: 5424 (void) strncpy(x->d86_mnem, "pclmulhqlqdq", 5425 OPLEN); 5426 break; 5427 case 0x10: 5428 (void) strncpy(x->d86_mnem, "pclmullqhqdq", 5429 OPLEN); 5430 break; 5431 case 0x11: 5432 (void) strncpy(x->d86_mnem, "pclmulhqhqdq", 5433 OPLEN); 5434 break; 5435 default: 5436 changed = B_FALSE; 5437 break; 5438 } 5439 5440 if (changed == B_TRUE) { 5441 x->d86_opnd[0].d86_value_size = 0; 5442 x->d86_opnd[0] = x->d86_opnd[1]; 5443 x->d86_opnd[1] = x->d86_opnd[2]; 5444 x->d86_numopnds = 2; 5445 } 5446 } 5447 #endif 5448 break; 5449 5450 case XMMX2I: 5451 FOUROPERAND(x, mode, reg, r_m, rex_prefix, XMM_OPND, XMM_OPND, 5452 1); 5453 NOMEM; 5454 break; 5455 5456 case XMM2I: 5457 ONEOPERAND_TWOIMM(x, mode, reg, r_m, rex_prefix, XMM_OPND, 1); 5458 NOMEM; 5459 break; 5460 5461 /* immediate operand to accumulator */ 5462 case IA: 5463 wbit = WBIT(opcode2); 5464 dtrace_get_operand(x, REG_ONLY, EAX_REGNO, wbit, 1); 5465 dtrace_imm_opnd(x, wbit, OPSIZE(opnd_size, wbit), 0); 5466 NOMEM; 5467 break; 5468 5469 /* memory or register operand to accumulator */ 5470 case MA: 5471 wbit = WBIT(opcode2); 5472 dtrace_rex_adjust(rex_prefix, mode, NULL, &r_m); 5473 dtrace_get_operand(x, mode, r_m, wbit, 0); 5474 break; 5475 5476 /* si register to di register used to reference memory */ 5477 case SD: 5478 #ifdef DIS_TEXT 5479 dtrace_check_override(x, 0); 5480 x->d86_numopnds = 2; 5481 if (addr_size == SIZE64) { 5482 (void) strlcat(x->d86_opnd[0].d86_opnd, "(%rsi)", 5483 OPLEN); 5484 (void) strlcat(x->d86_opnd[1].d86_opnd, "(%rdi)", 5485 OPLEN); 5486 } else if (addr_size == SIZE32) { 5487 (void) strlcat(x->d86_opnd[0].d86_opnd, "(%esi)", 5488 OPLEN); 5489 (void) strlcat(x->d86_opnd[1].d86_opnd, "(%edi)", 5490 OPLEN); 5491 } else { 5492 (void) strlcat(x->d86_opnd[0].d86_opnd, "(%si)", 5493 OPLEN); 5494 (void) strlcat(x->d86_opnd[1].d86_opnd, "(%di)", 5495 OPLEN); 5496 } 5497 #endif 5498 wbit = LONG_OPND; 5499 break; 5500 5501 /* accumulator to di register */ 5502 case AD: 5503 wbit = WBIT(opcode2); 5504 #ifdef DIS_TEXT 5505 dtrace_check_override(x, 1); 5506 x->d86_numopnds = 2; 5507 dtrace_get_operand(x, REG_ONLY, EAX_REGNO, wbit, 0); 5508 if (addr_size == SIZE64) 5509 (void) strlcat(x->d86_opnd[1].d86_opnd, "(%rdi)", 5510 OPLEN); 5511 else if (addr_size == SIZE32) 5512 (void) strlcat(x->d86_opnd[1].d86_opnd, "(%edi)", 5513 OPLEN); 5514 else 5515 (void) strlcat(x->d86_opnd[1].d86_opnd, "(%di)", 5516 OPLEN); 5517 #endif 5518 break; 5519 5520 /* si register to accumulator */ 5521 case SA: 5522 wbit = WBIT(opcode2); 5523 #ifdef DIS_TEXT 5524 dtrace_check_override(x, 0); 5525 x->d86_numopnds = 2; 5526 if (addr_size == SIZE64) 5527 (void) strlcat(x->d86_opnd[0].d86_opnd, "(%rsi)", 5528 OPLEN); 5529 else if (addr_size == SIZE32) 5530 (void) strlcat(x->d86_opnd[0].d86_opnd, "(%esi)", 5531 OPLEN); 5532 else 5533 (void) strlcat(x->d86_opnd[0].d86_opnd, "(%si)", 5534 OPLEN); 5535 dtrace_get_operand(x, REG_ONLY, EAX_REGNO, wbit, 1); 5536 #endif 5537 break; 5538 5539 /* 5540 * single operand, a 16/32 bit displacement 5541 */ 5542 case D: 5543 wbit = LONG_OPND; 5544 dtrace_disp_opnd(x, wbit, OPSIZE(opnd_size, LONG_OPND), 0); 5545 NOMEM; 5546 break; 5547 5548 /* jmp/call indirect to memory or register operand */ 5549 case INM: 5550 #ifdef DIS_TEXT 5551 (void) strlcat(x->d86_opnd[0].d86_prefix, "*", OPLEN); 5552 #endif 5553 dtrace_rex_adjust(rex_prefix, mode, NULL, &r_m); 5554 dtrace_get_operand(x, mode, r_m, LONG_OPND, 0); 5555 wbit = LONG_OPND; 5556 break; 5557 5558 /* 5559 * for long jumps and long calls -- a new code segment 5560 * register and an offset in IP -- stored in object 5561 * code in reverse order. Note - not valid in amd64 5562 */ 5563 case SO: 5564 dtrace_check_override(x, 1); 5565 wbit = LONG_OPND; 5566 dtrace_imm_opnd(x, wbit, OPSIZE(opnd_size, LONG_OPND), 1); 5567 #ifdef DIS_TEXT 5568 x->d86_opnd[1].d86_mode = MODE_SIGNED; 5569 #endif 5570 /* will now get segment operand */ 5571 dtrace_imm_opnd(x, wbit, 2, 0); 5572 break; 5573 5574 /* 5575 * jmp/call. single operand, 8 bit displacement. 5576 * added to current EIP in 'compofff' 5577 */ 5578 case BD: 5579 dtrace_disp_opnd(x, BYTE_OPND, 1, 0); 5580 NOMEM; 5581 break; 5582 5583 /* single 32/16 bit immediate operand */ 5584 case I: 5585 wbit = LONG_OPND; 5586 dtrace_imm_opnd(x, wbit, OPSIZE(opnd_size, LONG_OPND), 0); 5587 break; 5588 5589 /* single 8 bit immediate operand */ 5590 case Ib: 5591 wbit = LONG_OPND; 5592 dtrace_imm_opnd(x, wbit, 1, 0); 5593 break; 5594 5595 case ENTER: 5596 wbit = LONG_OPND; 5597 dtrace_imm_opnd(x, wbit, 2, 0); 5598 dtrace_imm_opnd(x, wbit, 1, 1); 5599 switch (opnd_size) { 5600 case SIZE64: 5601 x->d86_memsize = (x->d86_opnd[1].d86_value + 1) * 8; 5602 break; 5603 case SIZE32: 5604 x->d86_memsize = (x->d86_opnd[1].d86_value + 1) * 4; 5605 break; 5606 case SIZE16: 5607 x->d86_memsize = (x->d86_opnd[1].d86_value + 1) * 2; 5608 break; 5609 } 5610 5611 break; 5612 5613 /* 16-bit immediate operand */ 5614 case RET: 5615 wbit = LONG_OPND; 5616 dtrace_imm_opnd(x, wbit, 2, 0); 5617 break; 5618 5619 /* single 8 bit port operand */ 5620 case P: 5621 dtrace_check_override(x, 0); 5622 dtrace_imm_opnd(x, BYTE_OPND, 1, 0); 5623 NOMEM; 5624 break; 5625 5626 /* single operand, dx register (variable port instruction) */ 5627 case V: 5628 x->d86_numopnds = 1; 5629 dtrace_check_override(x, 0); 5630 #ifdef DIS_TEXT 5631 (void) strlcat(x->d86_opnd[0].d86_opnd, "(%dx)", OPLEN); 5632 #endif 5633 NOMEM; 5634 break; 5635 5636 /* 5637 * The int instruction, which has two forms: 5638 * int 3 (breakpoint) or 5639 * int n, where n is indicated in the subsequent 5640 * byte (format Ib). The int 3 instruction (opcode 0xCC), 5641 * where, although the 3 looks like an operand, 5642 * it is implied by the opcode. It must be converted 5643 * to the correct base and output. 5644 */ 5645 case INT3: 5646 #ifdef DIS_TEXT 5647 x->d86_numopnds = 1; 5648 x->d86_opnd[0].d86_mode = MODE_SIGNED; 5649 x->d86_opnd[0].d86_value_size = 1; 5650 x->d86_opnd[0].d86_value = 3; 5651 #endif 5652 NOMEM; 5653 break; 5654 5655 /* single 8 bit immediate operand */ 5656 case INTx: 5657 dtrace_imm_opnd(x, BYTE_OPND, 1, 0); 5658 NOMEM; 5659 break; 5660 5661 /* an unused byte must be discarded */ 5662 case U: 5663 if (x->d86_get_byte(x->d86_data) < 0) 5664 goto error; 5665 x->d86_len++; 5666 NOMEM; 5667 break; 5668 5669 case CBW: 5670 #ifdef DIS_TEXT 5671 if (opnd_size == SIZE16) 5672 (void) strlcat(x->d86_mnem, "cbtw", OPLEN); 5673 else if (opnd_size == SIZE32) 5674 (void) strlcat(x->d86_mnem, "cwtl", OPLEN); 5675 else 5676 (void) strlcat(x->d86_mnem, "cltq", OPLEN); 5677 #endif 5678 wbit = LONG_OPND; 5679 NOMEM; 5680 break; 5681 5682 case CWD: 5683 #ifdef DIS_TEXT 5684 if (opnd_size == SIZE16) 5685 (void) strlcat(x->d86_mnem, "cwtd", OPLEN); 5686 else if (opnd_size == SIZE32) 5687 (void) strlcat(x->d86_mnem, "cltd", OPLEN); 5688 else 5689 (void) strlcat(x->d86_mnem, "cqtd", OPLEN); 5690 #endif 5691 wbit = LONG_OPND; 5692 NOMEM; 5693 break; 5694 5695 case XMMSFNC: 5696 /* 5697 * sfence is sfence if mode is REG_ONLY. If mode isn't 5698 * REG_ONLY, mnemonic should be 'clflush'. 5699 */ 5700 dtrace_get_modrm(x, &mode, ®, &r_m); 5701 5702 /* sfence doesn't take operands */ 5703 if (mode != REG_ONLY) { 5704 if (opnd_size_prefix == 0x66) { 5705 #ifdef DIS_TEXT 5706 (void) strlcat(x->d86_mnem, "clflushopt", 5707 OPLEN); 5708 #endif 5709 } else if (opnd_size_prefix == 0) { 5710 #ifdef DIS_TEXT 5711 (void) strlcat(x->d86_mnem, "clflush", OPLEN); 5712 #endif 5713 } else { 5714 /* Unknown instruction */ 5715 goto error; 5716 } 5717 5718 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); 5719 dtrace_get_operand(x, mode, r_m, BYTE_OPND, 0); 5720 NOMEM; 5721 #ifdef DIS_TEXT 5722 } else { 5723 (void) strlcat(x->d86_mnem, "sfence", OPLEN); 5724 #endif 5725 } 5726 break; 5727 5728 case FSGS: 5729 /* 5730 * The FSGSBASE instructions are taken only when the mode is set 5731 * to registers. They share opcodes with instructions like 5732 * fxrstor, stmxcsr, etc. We handle the repz prefix earlier. 5733 */ 5734 wbit = WBIT(opcode2); 5735 dtrace_get_modrm(x, &mode, ®, &r_m); 5736 dtrace_rex_adjust(rex_prefix, mode, NULL, &r_m); 5737 dtrace_get_operand(x, mode, r_m, wbit, 0); 5738 if (mode == REG_ONLY) { 5739 NOMEM; 5740 } 5741 break; 5742 5743 /* 5744 * no disassembly, the mnemonic was all there was so go on 5745 */ 5746 case NORM: 5747 if (dp->it_invalid32 && cpu_mode != SIZE64) 5748 goto error; 5749 NOMEM; 5750 /*FALLTHROUGH*/ 5751 case IMPLMEM: 5752 break; 5753 5754 case XMMFENCE: 5755 /* 5756 * XRSTOR, XSAVEOPT and LFENCE share the same opcode but 5757 * differ in mode and reg. 5758 */ 5759 dtrace_get_modrm(x, &mode, ®, &r_m); 5760 5761 if (mode == REG_ONLY) { 5762 /* 5763 * Only the following exact byte sequences are allowed: 5764 * 5765 * 0f ae e8 lfence 5766 * 0f ae f0 mfence 5767 */ 5768 if ((uint8_t)x->d86_bytes[x->d86_len - 1] != 0xe8 && 5769 (uint8_t)x->d86_bytes[x->d86_len - 1] != 0xf0) 5770 goto error; 5771 } else { 5772 #ifdef DIS_TEXT 5773 if (reg == 5) { 5774 (void) strncpy(x->d86_mnem, "xrstor", OPLEN); 5775 } else if (reg == 6) { 5776 if (opnd_size_prefix == 0x66) { 5777 (void) strncpy(x->d86_mnem, "clwb", 5778 OPLEN); 5779 } else if (opnd_size_prefix == 0x00) { 5780 (void) strncpy(x->d86_mnem, "xsaveopt", 5781 OPLEN); 5782 } else { 5783 goto error; 5784 } 5785 } else { 5786 goto error; 5787 } 5788 #endif 5789 dtrace_rex_adjust(rex_prefix, mode, ®, &r_m); 5790 dtrace_get_operand(x, mode, r_m, BYTE_OPND, 0); 5791 wbit = LONG_OPND; 5792 } 5793 break; 5794 5795 /* float reg */ 5796 case F: 5797 #ifdef DIS_TEXT 5798 x->d86_numopnds = 1; 5799 (void) strlcat(x->d86_opnd[0].d86_opnd, "%st(X)", OPLEN); 5800 x->d86_opnd[0].d86_opnd[4] = r_m + '0'; 5801 #endif 5802 NOMEM; 5803 break; 5804 5805 /* float reg to float reg, with ret bit present */ 5806 case FF: 5807 vbit = opcode2 >> 2 & 0x1; /* vbit = 1: st -> st(i) */ 5808 /*FALLTHROUGH*/ 5809 case FFC: /* case for vbit always = 0 */ 5810 #ifdef DIS_TEXT 5811 x->d86_numopnds = 2; 5812 (void) strlcat(x->d86_opnd[1 - vbit].d86_opnd, "%st", OPLEN); 5813 (void) strlcat(x->d86_opnd[vbit].d86_opnd, "%st(X)", OPLEN); 5814 x->d86_opnd[vbit].d86_opnd[4] = r_m + '0'; 5815 #endif 5816 NOMEM; 5817 break; 5818 5819 /* AVX instructions */ 5820 case VEX_MO: 5821 /* op(ModR/M.r/m) */ 5822 x->d86_numopnds = 1; 5823 dtrace_get_modrm(x, &mode, ®, &r_m); 5824 #ifdef DIS_TEXT 5825 if ((dp == &dis_opAVX0F[0xA][0xE]) && (reg == 3)) 5826 (void) strncpy(x->d86_mnem, "vstmxcsr", OPLEN); 5827 #endif 5828 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 5829 dtrace_get_operand(x, mode, r_m, wbit, 0); 5830 break; 5831 case VEX_RMrX: 5832 case FMA: 5833 /* ModR/M.reg := op(VEX.vvvv, ModR/M.r/m) */ 5834 x->d86_numopnds = 3; 5835 dtrace_get_modrm(x, &mode, ®, &r_m); 5836 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 5837 5838 /* 5839 * In classic Intel fashion, the opcodes for all of the FMA 5840 * instructions all have two possible mnemonics which vary by 5841 * one letter, which is selected based on the value of the wbit. 5842 * When wbit is one, they have the 'd' suffix and when 'wbit' is 5843 * 0, they have the 's' suffix. Otherwise, the FMA instructions 5844 * are all a standard VEX_RMrX. 5845 */ 5846 #ifdef DIS_TEXT 5847 if (dp->it_adrmode == FMA) { 5848 size_t len = strlen(dp->it_name); 5849 (void) strncpy(x->d86_mnem, dp->it_name, OPLEN); 5850 if (len + 1 < OPLEN) { 5851 (void) strncpy(x->d86_mnem + len, 5852 vex_W != 0 ? "d" : "s", OPLEN - len); 5853 } 5854 } 5855 #endif 5856 5857 if (mode != REG_ONLY) { 5858 if ((dp == &dis_opAVXF20F[0x10]) || 5859 (dp == &dis_opAVXF30F[0x10])) { 5860 /* vmovsd <m64>, <xmm> */ 5861 /* or vmovss <m64>, <xmm> */ 5862 x->d86_numopnds = 2; 5863 goto L_VEX_MX; 5864 } 5865 } 5866 5867 dtrace_get_operand(x, REG_ONLY, reg, wbit, 2); 5868 /* 5869 * VEX prefix uses the 1's complement form to encode the 5870 * XMM/YMM regs 5871 */ 5872 dtrace_get_operand(x, REG_ONLY, (0xF - vex_v), wbit, 1); 5873 5874 if ((dp == &dis_opAVXF20F[0x2A]) || 5875 (dp == &dis_opAVXF30F[0x2A])) { 5876 /* 5877 * vcvtsi2si </r,m>, <xmm>, <xmm> or vcvtsi2ss </r,m>, 5878 * <xmm>, <xmm> 5879 */ 5880 wbit = LONG_OPND; 5881 } 5882 #ifdef DIS_TEXT 5883 else if ((mode == REG_ONLY) && 5884 (dp == &dis_opAVX0F[0x1][0x6])) { /* vmovlhps */ 5885 (void) strncpy(x->d86_mnem, "vmovlhps", OPLEN); 5886 } else if ((mode == REG_ONLY) && 5887 (dp == &dis_opAVX0F[0x1][0x2])) { /* vmovhlps */ 5888 (void) strncpy(x->d86_mnem, "vmovhlps", OPLEN); 5889 } 5890 #endif 5891 dtrace_get_operand(x, mode, r_m, wbit, 0); 5892 5893 break; 5894 5895 case VEX_VRMrX: 5896 /* ModR/M.reg := op(MODR/M.r/m, VEX.vvvv) */ 5897 x->d86_numopnds = 3; 5898 dtrace_get_modrm(x, &mode, ®, &r_m); 5899 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 5900 5901 dtrace_get_operand(x, REG_ONLY, reg, wbit, 2); 5902 /* 5903 * VEX prefix uses the 1's complement form to encode the 5904 * XMM/YMM regs 5905 */ 5906 dtrace_get_operand(x, REG_ONLY, (0xF - vex_v), wbit, 0); 5907 5908 dtrace_get_operand(x, mode, r_m, wbit, 1); 5909 break; 5910 5911 case VEX_SbVM: 5912 /* ModR/M.reg := op(MODR/M.r/m, VSIB, VEX.vvvv) */ 5913 x->d86_numopnds = 3; 5914 x->d86_vsib = 1; 5915 5916 /* 5917 * All instructions that use VSIB are currently a mess. See the 5918 * comment around the dis_gather_regs_t structure definition. 5919 */ 5920 5921 vreg = &dis_vgather[opcode2][vex_W][vex_L]; 5922 5923 #ifdef DIS_TEXT 5924 (void) strncpy(x->d86_mnem, dp->it_name, OPLEN); 5925 (void) strlcat(x->d86_mnem + strlen(dp->it_name), 5926 vreg->dgr_suffix, OPLEN - strlen(dp->it_name)); 5927 #endif 5928 5929 dtrace_get_modrm(x, &mode, ®, &r_m); 5930 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 5931 5932 dtrace_get_operand(x, REG_ONLY, reg, vreg->dgr_arg2, 2); 5933 /* 5934 * VEX prefix uses the 1's complement form to encode the 5935 * XMM/YMM regs 5936 */ 5937 dtrace_get_operand(x, REG_ONLY, (0xF - vex_v), vreg->dgr_arg0, 5938 0); 5939 dtrace_get_operand(x, mode, r_m, vreg->dgr_arg1, 1); 5940 break; 5941 5942 case VEX_RRX: 5943 /* ModR/M.rm := op(VEX.vvvv, ModR/M.reg) */ 5944 x->d86_numopnds = 3; 5945 5946 dtrace_get_modrm(x, &mode, ®, &r_m); 5947 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 5948 5949 if (mode != REG_ONLY) { 5950 if ((dp == &dis_opAVXF20F[0x11]) || 5951 (dp == &dis_opAVXF30F[0x11])) { 5952 /* vmovsd <xmm>, <m64> */ 5953 /* or vmovss <xmm>, <m64> */ 5954 x->d86_numopnds = 2; 5955 goto L_VEX_RM; 5956 } 5957 } 5958 5959 dtrace_get_operand(x, mode, r_m, wbit, 2); 5960 dtrace_get_operand(x, REG_ONLY, (0xF - vex_v), wbit, 1); 5961 dtrace_get_operand(x, REG_ONLY, reg, wbit, 0); 5962 break; 5963 5964 case VEX_RMRX: 5965 /* ModR/M.reg := op(VEX.vvvv, ModR/M.r_m, imm8[7:4]) */ 5966 x->d86_numopnds = 4; 5967 5968 dtrace_get_modrm(x, &mode, ®, &r_m); 5969 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 5970 dtrace_get_operand(x, REG_ONLY, reg, wbit, 3); 5971 dtrace_get_operand(x, REG_ONLY, (0xF - vex_v), wbit, 2); 5972 if (dp == &dis_opAVX660F3A[0x18]) { 5973 /* vinsertf128 <imm8>, <xmm>, <ymm>, <ymm> */ 5974 dtrace_get_operand(x, mode, r_m, XMM_OPND, 1); 5975 } else if ((dp == &dis_opAVX660F3A[0x20]) || 5976 (dp == & dis_opAVX660F[0xC4])) { 5977 /* vpinsrb <imm8>, <reg/mm>, <xmm>, <xmm> */ 5978 /* or vpinsrw <imm8>, <reg/mm>, <xmm>, <xmm> */ 5979 dtrace_get_operand(x, mode, r_m, LONG_OPND, 1); 5980 } else if (dp == &dis_opAVX660F3A[0x22]) { 5981 /* vpinsrd/q <imm8>, <reg/mm>, <xmm>, <xmm> */ 5982 #ifdef DIS_TEXT 5983 if (vex_W) 5984 x->d86_mnem[6] = 'q'; 5985 #endif 5986 dtrace_get_operand(x, mode, r_m, LONG_OPND, 1); 5987 } else { 5988 dtrace_get_operand(x, mode, r_m, wbit, 1); 5989 } 5990 5991 /* one byte immediate number */ 5992 dtrace_imm_opnd(x, wbit, 1, 0); 5993 5994 /* vblendvpd, vblendvps, vblendvb use the imm encode the regs */ 5995 if ((dp == &dis_opAVX660F3A[0x4A]) || 5996 (dp == &dis_opAVX660F3A[0x4B]) || 5997 (dp == &dis_opAVX660F3A[0x4C])) { 5998 #ifdef DIS_TEXT 5999 int regnum = (x->d86_opnd[0].d86_value & 0xF0) >> 4; 6000 #endif 6001 x->d86_opnd[0].d86_mode = MODE_NONE; 6002 #ifdef DIS_TEXT 6003 if (vex_L) 6004 (void) strncpy(x->d86_opnd[0].d86_opnd, 6005 dis_YMMREG[regnum], OPLEN); 6006 else 6007 (void) strncpy(x->d86_opnd[0].d86_opnd, 6008 dis_XMMREG[regnum], OPLEN); 6009 #endif 6010 } 6011 break; 6012 6013 case VEX_MX: 6014 /* ModR/M.reg := op(ModR/M.rm) */ 6015 x->d86_numopnds = 2; 6016 6017 dtrace_get_modrm(x, &mode, ®, &r_m); 6018 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6019 L_VEX_MX: 6020 6021 if ((dp == &dis_opAVXF20F[0xE6]) || 6022 (dp == &dis_opAVX660F[0x5A]) || 6023 (dp == &dis_opAVX660F[0xE6])) { 6024 /* vcvtpd2dq <ymm>, <xmm> */ 6025 /* or vcvtpd2ps <ymm>, <xmm> */ 6026 /* or vcvttpd2dq <ymm>, <xmm> */ 6027 dtrace_get_operand(x, REG_ONLY, reg, XMM_OPND, 1); 6028 dtrace_get_operand(x, mode, r_m, wbit, 0); 6029 } else if ((dp == &dis_opAVXF30F[0xE6]) || 6030 (dp == &dis_opAVX0F[0x5][0xA]) || 6031 (dp == &dis_opAVX660F38[0x13]) || 6032 (dp == &dis_opAVX660F38[0x18]) || 6033 (dp == &dis_opAVX660F38[0x19]) || 6034 (dp == &dis_opAVX660F38[0x58]) || 6035 (dp == &dis_opAVX660F38[0x78]) || 6036 (dp == &dis_opAVX660F38[0x79]) || 6037 (dp == &dis_opAVX660F38[0x59])) { 6038 /* vcvtdq2pd <xmm>, <ymm> */ 6039 /* or vcvtps2pd <xmm>, <ymm> */ 6040 /* or vcvtph2ps <xmm>, <ymm> */ 6041 /* or vbroadcasts* <xmm>, <ymm> */ 6042 dtrace_get_operand(x, REG_ONLY, reg, wbit, 1); 6043 dtrace_get_operand(x, mode, r_m, XMM_OPND, 0); 6044 } else if (dp == &dis_opAVX660F[0x6E]) { 6045 /* vmovd/q <reg/mem 32/64>, <xmm> */ 6046 #ifdef DIS_TEXT 6047 if (vex_W) 6048 x->d86_mnem[4] = 'q'; 6049 #endif 6050 dtrace_get_operand(x, REG_ONLY, reg, wbit, 1); 6051 dtrace_get_operand(x, mode, r_m, LONG_OPND, 0); 6052 } else { 6053 dtrace_get_operand(x, REG_ONLY, reg, wbit, 1); 6054 dtrace_get_operand(x, mode, r_m, wbit, 0); 6055 } 6056 6057 break; 6058 6059 case VEX_MXI: 6060 /* ModR/M.reg := op(ModR/M.rm, imm8) */ 6061 x->d86_numopnds = 3; 6062 6063 dtrace_get_modrm(x, &mode, ®, &r_m); 6064 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6065 6066 dtrace_get_operand(x, REG_ONLY, reg, wbit, 2); 6067 dtrace_get_operand(x, mode, r_m, wbit, 1); 6068 6069 /* one byte immediate number */ 6070 dtrace_imm_opnd(x, wbit, 1, 0); 6071 break; 6072 6073 case VEX_XXI: 6074 /* VEX.vvvv := op(ModR/M.rm, imm8) */ 6075 x->d86_numopnds = 3; 6076 6077 dtrace_get_modrm(x, &mode, ®, &r_m); 6078 #ifdef DIS_TEXT 6079 (void) strncpy(x->d86_mnem, dis_AVXvgrp7[opcode2 - 1][reg], 6080 OPLEN); 6081 #endif 6082 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6083 6084 dtrace_get_operand(x, REG_ONLY, (0xF - vex_v), wbit, 2); 6085 dtrace_get_operand(x, REG_ONLY, r_m, wbit, 1); 6086 6087 /* one byte immediate number */ 6088 dtrace_imm_opnd(x, wbit, 1, 0); 6089 break; 6090 6091 case VEX_MR: 6092 /* ModR/M.reg (reg32/64) := op(ModR/M.rm) */ 6093 if (dp == &dis_opAVX660F[0xC5]) { 6094 /* vpextrw <imm8>, <xmm>, <reg> */ 6095 x->d86_numopnds = 2; 6096 vbit = 2; 6097 } else { 6098 x->d86_numopnds = 2; 6099 vbit = 1; 6100 } 6101 6102 dtrace_get_modrm(x, &mode, ®, &r_m); 6103 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6104 dtrace_get_operand(x, REG_ONLY, reg, LONG_OPND, vbit); 6105 dtrace_get_operand(x, mode, r_m, wbit, vbit - 1); 6106 6107 if (vbit == 2) 6108 dtrace_imm_opnd(x, wbit, 1, 0); 6109 6110 break; 6111 6112 case VEX_KMR: 6113 /* opmask: mod_rm := %k */ 6114 x->d86_numopnds = 2; 6115 dtrace_get_modrm(x, &mode, ®, &r_m); 6116 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6117 dtrace_get_operand(x, mode, r_m, LONG_OPND, 1); 6118 dtrace_get_operand(x, REG_ONLY, reg, wbit, 0); 6119 break; 6120 6121 case VEX_KRM: 6122 /* opmask: mod_reg := mod_rm */ 6123 x->d86_numopnds = 2; 6124 dtrace_get_modrm(x, &mode, ®, &r_m); 6125 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6126 dtrace_get_operand(x, REG_ONLY, reg, wbit, 1); 6127 if (mode == REG_ONLY) { 6128 dtrace_get_operand(x, mode, r_m, KOPMASK_OPND, 0); 6129 } else { 6130 dtrace_get_operand(x, mode, r_m, LONG_OPND, 0); 6131 } 6132 break; 6133 6134 case VEX_KRR: 6135 /* opmask: mod_reg := mod_rm */ 6136 x->d86_numopnds = 2; 6137 dtrace_get_modrm(x, &mode, ®, &r_m); 6138 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6139 dtrace_get_operand(x, mode, reg, wbit, 1); 6140 dtrace_get_operand(x, REG_ONLY, r_m, LONG_OPND, 0); 6141 break; 6142 6143 case VEX_RRI: 6144 /* implicit(eflags/r32) := op(ModR/M.reg, ModR/M.rm) */ 6145 x->d86_numopnds = 2; 6146 6147 dtrace_get_modrm(x, &mode, ®, &r_m); 6148 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6149 dtrace_get_operand(x, REG_ONLY, reg, wbit, 1); 6150 dtrace_get_operand(x, mode, r_m, wbit, 0); 6151 break; 6152 6153 case VEX_RX: 6154 /* ModR/M.rm := op(ModR/M.reg) */ 6155 /* vextractf128 || vcvtps2ph */ 6156 if (dp == &dis_opAVX660F3A[0x19] || 6157 dp == &dis_opAVX660F3A[0x1d]) { 6158 x->d86_numopnds = 3; 6159 6160 dtrace_get_modrm(x, &mode, ®, &r_m); 6161 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6162 6163 dtrace_get_operand(x, mode, r_m, XMM_OPND, 2); 6164 dtrace_get_operand(x, REG_ONLY, reg, wbit, 1); 6165 6166 /* one byte immediate number */ 6167 dtrace_imm_opnd(x, wbit, 1, 0); 6168 break; 6169 } 6170 6171 x->d86_numopnds = 2; 6172 6173 dtrace_get_modrm(x, &mode, ®, &r_m); 6174 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6175 dtrace_get_operand(x, mode, r_m, wbit, 1); 6176 dtrace_get_operand(x, REG_ONLY, reg, wbit, 0); 6177 break; 6178 6179 case VEX_RR: 6180 /* ModR/M.rm := op(ModR/M.reg) */ 6181 x->d86_numopnds = 2; 6182 6183 dtrace_get_modrm(x, &mode, ®, &r_m); 6184 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6185 6186 if (dp == &dis_opAVX660F[0x7E]) { 6187 /* vmovd/q <reg/mem 32/64>, <xmm> */ 6188 #ifdef DIS_TEXT 6189 if (vex_W) 6190 x->d86_mnem[4] = 'q'; 6191 #endif 6192 dtrace_get_operand(x, mode, r_m, LONG_OPND, 1); 6193 } else 6194 dtrace_get_operand(x, mode, r_m, wbit, 1); 6195 6196 dtrace_get_operand(x, REG_ONLY, reg, wbit, 0); 6197 break; 6198 6199 case VEX_RRi: 6200 /* ModR/M.rm := op(ModR/M.reg, imm) */ 6201 x->d86_numopnds = 3; 6202 6203 dtrace_get_modrm(x, &mode, ®, &r_m); 6204 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6205 6206 #ifdef DIS_TEXT 6207 if (dp == &dis_opAVX660F3A[0x16]) { 6208 /* vpextrd/q <imm>, <xmm>, <reg/mem 32/64> */ 6209 if (vex_W) 6210 x->d86_mnem[6] = 'q'; 6211 } 6212 #endif 6213 dtrace_get_operand(x, mode, r_m, LONG_OPND, 2); 6214 dtrace_get_operand(x, REG_ONLY, reg, wbit, 1); 6215 6216 /* one byte immediate number */ 6217 dtrace_imm_opnd(x, wbit, 1, 0); 6218 break; 6219 case VEX_RIM: 6220 /* ModR/M.rm := op(ModR/M.reg, imm) */ 6221 x->d86_numopnds = 3; 6222 6223 dtrace_get_modrm(x, &mode, ®, &r_m); 6224 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6225 6226 dtrace_get_operand(x, mode, r_m, XMM_OPND, 2); 6227 dtrace_get_operand(x, REG_ONLY, reg, wbit, 1); 6228 /* one byte immediate number */ 6229 dtrace_imm_opnd(x, wbit, 1, 0); 6230 break; 6231 6232 case VEX_RM: 6233 /* ModR/M.rm := op(ModR/M.reg) */ 6234 if (dp == &dis_opAVX660F3A[0x17]) { /* vextractps */ 6235 x->d86_numopnds = 3; 6236 6237 dtrace_get_modrm(x, &mode, ®, &r_m); 6238 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6239 6240 dtrace_get_operand(x, mode, r_m, LONG_OPND, 2); 6241 dtrace_get_operand(x, REG_ONLY, reg, wbit, 1); 6242 /* one byte immediate number */ 6243 dtrace_imm_opnd(x, wbit, 1, 0); 6244 break; 6245 } 6246 x->d86_numopnds = 2; 6247 6248 dtrace_get_modrm(x, &mode, ®, &r_m); 6249 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6250 L_VEX_RM: 6251 vbit = 1; 6252 dtrace_get_operand(x, mode, r_m, wbit, vbit); 6253 dtrace_get_operand(x, REG_ONLY, reg, wbit, vbit - 1); 6254 6255 break; 6256 6257 case VEX_RRM: 6258 /* ModR/M.rm := op(VEX.vvvv, ModR/M.reg) */ 6259 x->d86_numopnds = 3; 6260 6261 dtrace_get_modrm(x, &mode, ®, &r_m); 6262 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6263 dtrace_get_operand(x, mode, r_m, wbit, 2); 6264 /* VEX use the 1's complement form encode the XMM/YMM regs */ 6265 dtrace_get_operand(x, REG_ONLY, (0xF - vex_v), wbit, 1); 6266 dtrace_get_operand(x, REG_ONLY, reg, wbit, 0); 6267 break; 6268 6269 case VEX_RMX: 6270 /* ModR/M.reg := op(VEX.vvvv, ModR/M.rm) */ 6271 x->d86_numopnds = 3; 6272 6273 dtrace_get_modrm(x, &mode, ®, &r_m); 6274 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6275 dtrace_get_operand(x, REG_ONLY, reg, wbit, 2); 6276 dtrace_get_operand(x, REG_ONLY, (0xF - vex_v), wbit, 1); 6277 dtrace_get_operand(x, REG_ONLY, r_m, wbit, 0); 6278 break; 6279 6280 case VEX_NONE: 6281 #ifdef DIS_TEXT 6282 if (vex_L) 6283 (void) strncpy(x->d86_mnem, "vzeroall", OPLEN); 6284 #endif 6285 break; 6286 case BLS: { 6287 6288 /* 6289 * The BLS instructions are VEX instructions that are based on 6290 * VEX.0F38.F3; however, they are considered special group 17 6291 * and like everything else, they use the bits in 3-5 of the 6292 * MOD R/M to determine the sub instruction. Unlike many others 6293 * like the VMX instructions, these are valid both for memory 6294 * and register forms. 6295 */ 6296 6297 dtrace_get_modrm(x, &mode, ®, &r_m); 6298 dtrace_vex_adjust(vex_byte1, mode, ®, &r_m); 6299 6300 switch (reg) { 6301 case 1: 6302 #ifdef DIS_TEXT 6303 blsinstr = "blsr"; 6304 #endif 6305 break; 6306 case 2: 6307 #ifdef DIS_TEXT 6308 blsinstr = "blsmsk"; 6309 #endif 6310 break; 6311 case 3: 6312 #ifdef DIS_TEXT 6313 blsinstr = "blsi"; 6314 #endif 6315 break; 6316 default: 6317 goto error; 6318 } 6319 6320 x->d86_numopnds = 2; 6321 #ifdef DIS_TEXT 6322 (void) strncpy(x->d86_mnem, blsinstr, OPLEN); 6323 #endif 6324 dtrace_get_operand(x, REG_ONLY, (0xF - vex_v), wbit, 1); 6325 dtrace_get_operand(x, mode, r_m, wbit, 0); 6326 break; 6327 } 6328 case EVEX_MX: 6329 /* ModR/M.reg := op(ModR/M.rm) */ 6330 x->d86_numopnds = 2; 6331 dtrace_evex_mnem_adjust(x, dp, vex_W, evex_byte2); 6332 dtrace_get_modrm(x, &mode, ®, &r_m); 6333 evex_modrm = x->d86_bytes[x->d86_len - 1] & 0xff; 6334 dtrace_evex_adjust_reg(evex_byte1, ®); 6335 dtrace_evex_adjust_rm(evex_byte1, &r_m); 6336 dtrace_evex_adjust_reg_name(evex_L, &wbit); 6337 dtrace_get_operand(x, REG_ONLY, reg, wbit, 1); 6338 dtrace_evex_adjust_z_opmask(x, 1, evex_byte3); 6339 dtrace_get_operand(x, mode, r_m, wbit, 0); 6340 dtrace_evex_adjust_disp8_n(x, 0, evex_L, evex_modrm); 6341 break; 6342 case EVEX_RX: 6343 /* ModR/M.rm := op(ModR/M.reg) */ 6344 x->d86_numopnds = 2; 6345 dtrace_evex_mnem_adjust(x, dp, vex_W, evex_byte2); 6346 dtrace_get_modrm(x, &mode, ®, &r_m); 6347 evex_modrm = x->d86_bytes[x->d86_len - 1] & 0xff; 6348 dtrace_evex_adjust_reg(evex_byte1, ®); 6349 dtrace_evex_adjust_rm(evex_byte1, &r_m); 6350 dtrace_evex_adjust_reg_name(evex_L, &wbit); 6351 dtrace_get_operand(x, mode, r_m, wbit, 1); 6352 dtrace_evex_adjust_disp8_n(x, 1, evex_L, evex_modrm); 6353 dtrace_evex_adjust_z_opmask(x, 1, evex_byte3); 6354 dtrace_get_operand(x, REG_ONLY, reg, wbit, 0); 6355 break; 6356 case EVEX_RMrX: 6357 /* ModR/M.reg := op(EVEX.vvvv, ModR/M.r/m) */ 6358 x->d86_numopnds = 3; 6359 dtrace_evex_mnem_adjust(x, dp, vex_W, evex_byte2); 6360 dtrace_get_modrm(x, &mode, ®, &r_m); 6361 evex_modrm = x->d86_bytes[x->d86_len - 1] & 0xff; 6362 dtrace_evex_adjust_reg(evex_byte1, ®); 6363 dtrace_evex_adjust_rm(evex_byte1, &r_m); 6364 dtrace_evex_adjust_reg_name(evex_L, &wbit); 6365 dtrace_get_operand(x, REG_ONLY, reg, wbit, 2); 6366 /* 6367 * EVEX.vvvv is the same as VEX.vvvv (ones complement of the 6368 * register specifier). The EVEX prefix handling uses the vex_v 6369 * variable for these bits. 6370 */ 6371 dtrace_get_operand(x, REG_ONLY, (0xF - vex_v), wbit, 1); 6372 dtrace_get_operand(x, mode, r_m, wbit, 0); 6373 dtrace_evex_adjust_disp8_n(x, 0, evex_L, evex_modrm); 6374 dtrace_evex_adjust_z_opmask(x, 2, evex_byte3); 6375 break; 6376 case EVEX_RMRX: 6377 /* ModR/M.reg := op(EVEX.vvvv, ModR/M.r_m, imm8) */ 6378 x->d86_numopnds = 4; 6379 6380 dtrace_evex_mnem_adjust(x, dp, vex_W, evex_byte2); 6381 dtrace_get_modrm(x, &mode, ®, &r_m); 6382 evex_modrm = x->d86_bytes[x->d86_len - 1] & 0xff; 6383 dtrace_evex_adjust_reg(evex_byte1, ®); 6384 dtrace_evex_adjust_rm(evex_byte1, &r_m); 6385 dtrace_evex_adjust_reg_name(evex_L, &wbit); 6386 dtrace_get_operand(x, REG_ONLY, reg, wbit, 3); 6387 /* 6388 * EVEX.vvvv is the same as VEX.vvvv (ones complement of the 6389 * register specifier). The EVEX prefix handling uses the vex_v 6390 * variable for these bits. 6391 */ 6392 dtrace_get_operand(x, REG_ONLY, (0xF - vex_v), wbit, 2); 6393 dtrace_get_operand(x, mode, r_m, wbit, 1); 6394 dtrace_evex_adjust_disp8_n(x, 0, evex_L, evex_modrm); 6395 dtrace_evex_adjust_z_opmask(x, 3, evex_byte3); 6396 6397 dtrace_imm_opnd(x, wbit, 1, 0); 6398 break; 6399 /* an invalid op code */ 6400 case AM: 6401 case DM: 6402 case OVERRIDE: 6403 case PREFIX: 6404 case UNKNOWN: 6405 NOMEM; 6406 default: 6407 goto error; 6408 } /* end switch */ 6409 if (x->d86_error) 6410 goto error; 6411 6412 done: 6413 #ifdef DIS_MEM 6414 /* 6415 * compute the size of any memory accessed by the instruction 6416 */ 6417 if (x->d86_memsize != 0) { 6418 return (0); 6419 } else if (dp->it_stackop) { 6420 switch (opnd_size) { 6421 case SIZE16: 6422 x->d86_memsize = 2; 6423 break; 6424 case SIZE32: 6425 x->d86_memsize = 4; 6426 break; 6427 case SIZE64: 6428 x->d86_memsize = 8; 6429 break; 6430 } 6431 } else if (nomem || mode == REG_ONLY) { 6432 x->d86_memsize = 0; 6433 6434 } else if (dp->it_size != 0) { 6435 /* 6436 * In 64 bit mode descriptor table entries 6437 * go up to 10 bytes and popf/pushf are always 8 bytes 6438 */ 6439 if (x->d86_mode == SIZE64 && dp->it_size == 6) 6440 x->d86_memsize = 10; 6441 else if (x->d86_mode == SIZE64 && opcode1 == 0x9 && 6442 (opcode2 == 0xc || opcode2 == 0xd)) 6443 x->d86_memsize = 8; 6444 else 6445 x->d86_memsize = dp->it_size; 6446 6447 } else if (wbit == BYTE_OPND) { 6448 x->d86_memsize = 1; 6449 6450 } else if (wbit == LONG_OPND) { 6451 if (opnd_size == SIZE64) 6452 x->d86_memsize = 8; 6453 else if (opnd_size == SIZE32) 6454 x->d86_memsize = 4; 6455 else 6456 x->d86_memsize = 2; 6457 6458 } else if (wbit == SEG_OPND) { 6459 x->d86_memsize = 4; 6460 6461 } else { 6462 x->d86_memsize = 8; 6463 } 6464 #endif 6465 return (0); 6466 6467 error: 6468 #ifdef DIS_TEXT 6469 (void) strlcat(x->d86_mnem, "undef", OPLEN); 6470 #endif 6471 return (1); 6472 } 6473 6474 #ifdef DIS_TEXT 6475 6476 /* 6477 * Some instructions should have immediate operands printed 6478 * as unsigned integers. We compare against this table. 6479 */ 6480 static char *unsigned_ops[] = { 6481 "or", "and", "xor", "test", "in", "out", "lcall", "ljmp", 6482 "rcr", "rcl", "ror", "rol", "shl", "shr", "sal", "psr", "psl", 6483 0 6484 }; 6485 6486 6487 static int 6488 isunsigned_op(char *opcode) 6489 { 6490 char *where; 6491 int i; 6492 int is_unsigned = 0; 6493 6494 /* 6495 * Work back to start of last mnemonic, since we may have 6496 * prefixes on some opcodes. 6497 */ 6498 where = opcode + strlen(opcode) - 1; 6499 while (where > opcode && *where != ' ') 6500 --where; 6501 if (*where == ' ') 6502 ++where; 6503 6504 for (i = 0; unsigned_ops[i]; ++i) { 6505 if (strncmp(where, unsigned_ops[i], 6506 strlen(unsigned_ops[i]))) 6507 continue; 6508 is_unsigned = 1; 6509 break; 6510 } 6511 return (is_unsigned); 6512 } 6513 6514 /* 6515 * Print a numeric immediate into end of buf, maximum length buflen. 6516 * The immediate may be an address or a displacement. Mask is set 6517 * for address size. If the immediate is a "small negative", or 6518 * if it's a negative displacement of any magnitude, print as -<absval>. 6519 * Respect the "octal" flag. "Small negative" is defined as "in the 6520 * interval [NEG_LIMIT, 0)". 6521 * 6522 * Also, "isunsigned_op()" instructions never print negatives. 6523 * 6524 * Return whether we decided to print a negative value or not. 6525 */ 6526 6527 #define NEG_LIMIT -255 6528 enum {IMM, DISP}; 6529 enum {POS, TRY_NEG}; 6530 6531 static int 6532 print_imm(dis86_t *dis, uint64_t usv, uint64_t mask, char *buf, 6533 size_t buflen, int disp, int try_neg) 6534 { 6535 int curlen; 6536 int64_t sv = (int64_t)usv; 6537 int octal = dis->d86_flags & DIS_F_OCTAL; 6538 6539 curlen = strlen(buf); 6540 6541 if (try_neg == TRY_NEG && sv < 0 && 6542 (disp || sv >= NEG_LIMIT) && 6543 !isunsigned_op(dis->d86_mnem)) { 6544 dis->d86_sprintf_func(buf + curlen, buflen - curlen, 6545 octal ? "-0%llo" : "-0x%llx", (-sv) & mask); 6546 return (1); 6547 } else { 6548 if (disp == DISP) 6549 dis->d86_sprintf_func(buf + curlen, buflen - curlen, 6550 octal ? "+0%llo" : "+0x%llx", usv & mask); 6551 else 6552 dis->d86_sprintf_func(buf + curlen, buflen - curlen, 6553 octal ? "0%llo" : "0x%llx", usv & mask); 6554 return (0); 6555 6556 } 6557 } 6558 6559 6560 static int 6561 log2(int size) 6562 { 6563 switch (size) { 6564 case 1: return (0); 6565 case 2: return (1); 6566 case 4: return (2); 6567 case 8: return (3); 6568 } 6569 return (0); 6570 } 6571 6572 /* ARGSUSED */ 6573 void 6574 dtrace_disx86_str(dis86_t *dis, uint_t mode, uint64_t pc, char *buf, 6575 size_t buflen) 6576 { 6577 uint64_t reltgt = 0; 6578 uint64_t tgt = 0; 6579 int curlen; 6580 int (*lookup)(void *, uint64_t, char *, size_t); 6581 int i; 6582 int64_t sv; 6583 uint64_t usv, mask, save_mask, save_usv; 6584 static uint64_t masks[] = 6585 {0xffU, 0xffffU, 0xffffffffU, 0xffffffffffffffffULL}; 6586 save_usv = 0; 6587 6588 dis->d86_sprintf_func(buf, buflen, "%-6s ", dis->d86_mnem); 6589 6590 /* 6591 * For PC-relative jumps, the pc is really the next pc after executing 6592 * this instruction, so increment it appropriately. 6593 */ 6594 pc += dis->d86_len; 6595 6596 for (i = 0; i < dis->d86_numopnds; i++) { 6597 d86opnd_t *op = &dis->d86_opnd[i]; 6598 6599 if (i != 0) 6600 (void) strlcat(buf, ",", buflen); 6601 6602 (void) strlcat(buf, op->d86_prefix, buflen); 6603 6604 /* 6605 * sv is for the signed, possibly-truncated immediate or 6606 * displacement; usv retains the original size and 6607 * unsignedness for symbol lookup. 6608 */ 6609 6610 sv = usv = op->d86_value; 6611 6612 /* 6613 * About masks: for immediates that represent 6614 * addresses, the appropriate display size is 6615 * the effective address size of the instruction. 6616 * This includes MODE_OFFSET, MODE_IPREL, and 6617 * MODE_RIPREL. Immediates that are simply 6618 * immediate values should display in the operand's 6619 * size, however, since they don't represent addresses. 6620 */ 6621 6622 /* d86_addr_size is SIZEnn, which is log2(real size) */ 6623 mask = masks[dis->d86_addr_size]; 6624 6625 /* d86_value_size and d86_imm_bytes are in bytes */ 6626 if (op->d86_mode == MODE_SIGNED || 6627 op->d86_mode == MODE_IMPLIED) 6628 mask = masks[log2(op->d86_value_size)]; 6629 6630 switch (op->d86_mode) { 6631 6632 case MODE_NONE: 6633 6634 (void) strlcat(buf, op->d86_opnd, buflen); 6635 break; 6636 6637 case MODE_SIGNED: 6638 case MODE_IMPLIED: 6639 case MODE_OFFSET: 6640 6641 tgt = usv; 6642 6643 if (dis->d86_seg_prefix) 6644 (void) strlcat(buf, dis->d86_seg_prefix, 6645 buflen); 6646 6647 if (op->d86_mode == MODE_SIGNED || 6648 op->d86_mode == MODE_IMPLIED) { 6649 (void) strlcat(buf, "$", buflen); 6650 } 6651 6652 if (print_imm(dis, usv, mask, buf, buflen, 6653 IMM, TRY_NEG) && 6654 (op->d86_mode == MODE_SIGNED || 6655 op->d86_mode == MODE_IMPLIED)) { 6656 6657 /* 6658 * We printed a negative value for an 6659 * immediate that wasn't a 6660 * displacement. Note that fact so we can 6661 * print the positive value as an 6662 * annotation. 6663 */ 6664 6665 save_usv = usv; 6666 save_mask = mask; 6667 } 6668 (void) strlcat(buf, op->d86_opnd, buflen); 6669 break; 6670 6671 case MODE_IPREL: 6672 case MODE_RIPREL: 6673 6674 reltgt = pc + sv; 6675 6676 switch (mode) { 6677 case SIZE16: 6678 reltgt = (uint16_t)reltgt; 6679 break; 6680 case SIZE32: 6681 reltgt = (uint32_t)reltgt; 6682 break; 6683 } 6684 6685 (void) print_imm(dis, usv, mask, buf, buflen, 6686 DISP, TRY_NEG); 6687 6688 if (op->d86_mode == MODE_RIPREL) 6689 (void) strlcat(buf, "(%rip)", buflen); 6690 break; 6691 } 6692 } 6693 6694 /* 6695 * The symbol lookups may result in false positives, 6696 * particularly on object files, where small numbers may match 6697 * the 0-relative non-relocated addresses of symbols. 6698 */ 6699 6700 lookup = dis->d86_sym_lookup; 6701 if (tgt != 0) { 6702 if ((dis->d86_flags & DIS_F_NOIMMSYM) == 0 && 6703 lookup(dis->d86_data, tgt, NULL, 0) == 0) { 6704 (void) strlcat(buf, "\t<", buflen); 6705 curlen = strlen(buf); 6706 lookup(dis->d86_data, tgt, buf + curlen, 6707 buflen - curlen); 6708 (void) strlcat(buf, ">", buflen); 6709 } 6710 6711 /* 6712 * If we printed a negative immediate above, print the 6713 * positive in case our heuristic was unhelpful 6714 */ 6715 if (save_usv) { 6716 (void) strlcat(buf, "\t<", buflen); 6717 (void) print_imm(dis, save_usv, save_mask, buf, buflen, 6718 IMM, POS); 6719 (void) strlcat(buf, ">", buflen); 6720 } 6721 } 6722 6723 if (reltgt != 0) { 6724 /* Print symbol or effective address for reltgt */ 6725 6726 (void) strlcat(buf, "\t<", buflen); 6727 curlen = strlen(buf); 6728 lookup(dis->d86_data, reltgt, buf + curlen, 6729 buflen - curlen); 6730 (void) strlcat(buf, ">", buflen); 6731 } 6732 } 6733 6734 #endif /* DIS_TEXT */ 6735