1// Copyright (c) 2007 The Hewlett-Packard Development Company 2// All rights reserved. 3// 4// Redistribution and use of this software in source and binary forms, 5// with or without modification, are permitted provided that the 6// following conditions are met: 7// 8// The software must be used only for Non-Commercial Use which means any --- 48 unchanged lines hidden (view full) --- 57// 58// Decode the one byte opcodes 59// 60 610x1: decode OPCODE_OP_TOP5 { 62 format WarnUnimpl { 63 0x00: decode OPCODE_OP_BOTTOM3 { 64 0x6: decode MODE_SUBMODE { |
65 0x0: Inst::UD2(); |
66 default: push_ES(); 67 } 68 0x7: decode MODE_SUBMODE { |
69 0x0: Inst::UD2(); |
70 default: pop_ES(); 71 } 72 default: MultiInst::ADD(OPCODE_OP_BOTTOM3, 73 [Eb,Gb], [Ev,Gv], 74 [Gb,Eb], [Gv,Ev], 75 [rAl,Ib], [rAx,Iz]); 76 } 77 0x01: decode OPCODE_OP_BOTTOM3 { 78 0x6: decode MODE_SUBMODE { |
79 0x0: Inst::UD2(); |
80 default: push_CS(); 81 } 82 //Any time this is seen, it should generate a two byte opcode 83 0x7: M5InternalError::error( 84 {{"Saw a one byte opcode whose value was 0x0F!"}}); 85 default: MultiInst::OR(OPCODE_OP_BOTTOM3, 86 [Eb,Gb], [Ev,Gv], 87 [Gb,Eb], [Gv,Ev], 88 [rAl,Ib], [rAx,Iz]); 89 } 90 0x02: decode OPCODE_OP_BOTTOM3 { 91 0x6: decode MODE_SUBMODE { |
92 0x0: Inst::UD2(); |
93 default: push_SS(); 94 } 95 0x7: decode MODE_SUBMODE { |
96 0x0: Inst::UD2(); |
97 default: pop_SS(); 98 } 99 default: MultiInst::ADC(OPCODE_OP_BOTTOM3, 100 [Eb,Gb], [Ev,Gv], 101 [Gb,Eb], [Gv,Ev], 102 [rAl,Ib], [rAx,Iz]); 103 } 104 0x03: decode OPCODE_OP_BOTTOM3 { 105 0x6: decode MODE_SUBMODE { |
106 0x0: Inst::UD2(); |
107 default: push_DS(); 108 } 109 0x7: decode MODE_SUBMODE { |
110 0x0: Inst::UD2(); |
111 default: pop_DS(); 112 } 113 default: MultiInst::SBB(OPCODE_OP_BOTTOM3, 114 [Eb,Gb], [Ev,Gv], 115 [Gb,Eb], [Gv,Ev], 116 [rAl,Ib], [rAx,Iz]); 117 } 118 0x04: decode OPCODE_OP_BOTTOM3 { 119 0x6: M5InternalError::error( 120 {{"Tried to execute the ES segment override prefix!"}}); 121 0x7: decode MODE_SUBMODE { |
122 0x0: Inst::UD2(); |
123 default: daa(); 124 } 125 default: MultiInst::AND(OPCODE_OP_BOTTOM3, 126 [Eb,Gb], [Ev,Gv], 127 [Gb,Eb], [Gv,Ev], 128 [rAl,Ib], [rAx,Iz]); 129 } 130 0x05: decode OPCODE_OP_BOTTOM3 { --- 4 unchanged lines hidden (view full) --- 135 [Eb,Gb], [Ev,Gv], 136 [Gb,Eb], [Gv,Ev], 137 [rAl,Ib], [rAx,Iz]); 138 } 139 0x06: decode OPCODE_OP_BOTTOM3 { 140 0x6: M5InternalError::error( 141 {{"Tried to execute the SS segment override prefix!"}}); 142 0x7: decode MODE_SUBMODE { |
143 0x0: Inst::UD2(); |
144 default: aaa(); 145 } 146 default: MultiInst::XOR(OPCODE_OP_BOTTOM3, 147 [Eb,Gb], [Ev,Gv], 148 [Gb,Eb], [Gv,Ev], 149 [rAl,Ib], [rAx,Iz]); 150 } 151 0x07: decode OPCODE_OP_BOTTOM3 { 152 0x6: M5InternalError::error( 153 {{"Tried to execute the DS segment override prefix!"}}); 154 0x7: decode MODE_SUBMODE { |
155 0x0: Inst::UD2(); |
156 default: aas(); 157 } 158 default: MultiInst::CMP(OPCODE_OP_BOTTOM3, 159 [Eb,Gb], [Ev,Gv], 160 [Gb,Eb], [Gv,Ev], 161 [rAl,Ib], [rAx,Iz]); 162 } 163 0x08: decode MODE_SUBMODE { --- 7 unchanged lines hidden (view full) --- 171 default: Inst::DEC(B); 172 } 173 format Inst { 174 0x0A: PUSH(B); 175 0x0B: POP(B); 176 } 177 0x0C: decode OPCODE_OP_BOTTOM3 { 178 0x0: decode MODE_SUBMODE { |
179 0x0: Inst::UD2(); |
180 default: pusha(); 181 } 182 0x1: decode MODE_SUBMODE { |
183 0x0: Inst::UD2(); |
184 default: popa(); 185 } 186 0x2: decode MODE_SUBMODE { |
187 0x0: Inst::UD2(); |
188 default: bound_Gv_Ma(); 189 } 190 0x3: decode MODE_SUBMODE { 191 0x0: Inst::MOVSXD(Gv,Ed); 192 default: arpl_Ew_Gw(); 193 } 194 0x4: M5InternalError::error( 195 {{"Tried to execute the FS segment override prefix!"}}); --- 56 unchanged lines hidden (view full) --- 252 0x2: ADC(Ev,Iz); 253 0x3: SBB(Ev,Iz); 254 0x4: AND(Ev,Iz); 255 0x5: SUB(Ev,Iz); 256 0x6: XOR(Ev,Iz); 257 0x7: CMP(Ev,Iz); 258 } 259 0x2: decode MODE_SUBMODE { |
260 0x0: UD2(); |
261 //default: group1_Eb_Ib(); 262 default: decode MODRM_REG { 263 0x0: ADD(Eb,Ib); 264 0x1: OR(Eb,Ib); 265 0x2: ADC(Eb,Ib); 266 0x3: SBB(Eb,Ib); 267 0x4: AND(Eb,Ib); 268 0x5: SUB(Eb,Ib); --- 7 unchanged lines hidden (view full) --- 276 0x1: OR(Ev,Ib); 277 0x2: ADC(Ev,Ib); 278 0x3: SBB(Ev,Ib); 279 0x4: AND(Ev,Ib); 280 0x5: SUB(Ev,Ib); 281 0x6: XOR(Ev,Ib); 282 0x7: CMP(Ev,Ib); 283 } |
284 0x4: Inst::TEST(Eb,Gb); 285 0x5: Inst::TEST(Ev,Gv); |
286 } |
287 0x6: xchg_Eb_Gb(); 288 0x7: xchg_Ev_Gv(); 289 } 290 0x11: decode OPCODE_OP_BOTTOM3 { 291 0x0: Inst::MOV(Eb,Gb); 292 0x1: Inst::MOV(Ev,Gv); 293 0x2: Inst::MOV(Gb,Eb); 294 0x3: Inst::MOV(Gv,Ev); --- 5 unchanged lines hidden (view full) --- 300 0x12: decode OPCODE_OP_BOTTOM3 { 301 0x0: Inst::NOP(); //XXX repe makes this a "pause" 302 default: xchg_B_rAX(); 303 } 304 0x13: decode OPCODE_OP_BOTTOM3 { 305 0x0: cbw_or_cwde_or_cdqe_rAX(); 306 0x1: cwd_or_cdq_or_cqo_rAX_rDX(); 307 0x2: decode MODE_SUBMODE { |
308 0x0: Inst::UD2(); |
309 default: call_Ap(); 310 } 311 0x3: fwait(); //aka wait 312 0x4: pushf_Fv(); 313 0x5: popf_Fv(); 314 //Both of these should be illegal only if CPUID.AHF64=0, 315 //according to sandpile.org 316 0x6: decode MODE_SUBMODE { |
317 0x0: Inst::UD2(); |
318 default: sahf(); 319 } 320 0x7: decode MODE_SUBMODE { |
321 0x0: Inst::UD2(); |
322 default: lahf(); 323 } 324 } 325 0x14: decode OPCODE_OP_BOTTOM3 { 326 0x0: mov_Al_Ob(); 327 0x1: mov_rAX_Ov(); 328 0x2: mov_Ob_Al(); 329 0x3: mov_Ov_rAX(); --- 44 unchanged lines hidden (view full) --- 374 0x4: Inst::SAL(Ev,Ib); 375 0x5: shr_Ev_Ib(); 376 0x6: Inst::SAL(Ev,Ib); 377 0x7: sar_Ev_Ib(); 378 } 379 0x2: ret_near_Iw(); 380 0x3: Inst::RET_NEAR(); 381 0x4: decode MODE_SUBMODE { |
382 0x0: Inst::UD2(); |
383 default: les_Gz_Mp(); 384 } 385 0x5: decode MODE_SUBMODE { |
386 0x0: Inst::UD2(); |
387 default: lds_Gz_Mp(); 388 } 389 //0x6: group12_Eb_Ib(); 390 0x6: decode MODRM_REG { 391 0x0: Inst::MOV(Eb,Ib); 392 } 393 //0x7: group12_Ev_Iz(); 394 0x7: decode MODRM_REG { 395 0x0: Inst::MOV(Ev,Iz); 396 } 397 } 398 0x19: decode OPCODE_OP_BOTTOM3 { 399 0x0: enter_Iw_Ib(); 400 0x1: leave(); 401 0x2: ret_far_Iw(); 402 0x3: ret_far(); 403 0x4: int3(); 404 0x5: int_Ib(); 405 0x6: decode MODE_SUBMODE { |
406 0x0: Inst::UD2(); |
407 default: into(); 408 } 409 0x7: iret(); 410 } 411 0x1A: decode OPCODE_OP_BOTTOM3 { 412 0x0: group2_Eb_1(); 413 0x1: group2_Ev_1(); 414 0x2: group2_Eb_Cl(); 415 0x3: group2_Ev_Cl(); 416 0x4: decode MODE_SUBMODE { |
417 0x0: Inst::UD2(); |
418 default: aam_Ib(); 419 } 420 0x5: decode MODE_SUBMODE { |
421 0x0: Inst::UD2(); |
422 default: aad_Ib(); 423 } 424 0x6: decode MODE_SUBMODE { |
425 0x0: Inst::UD2(); |
426 default: salc(); 427 } 428 0x7: xlat(); 429 } 430 0x1B: decode OPCODE_OP_BOTTOM3 { 431 0x0: esc0(); 432 0x1: esc1(); 433 0x2: esc2(); --- 10 unchanged lines hidden (view full) --- 444 0x3: jcxz_or_jecx_or_jrcx(); 445 0x4: in_Al_Ib(); 446 0x5: in_eAX_Ib(); 447 0x6: out_Ib_Al(); 448 0x7: out_Ib_eAX(); 449 } 450 0x1D: decode OPCODE_OP_BOTTOM3 { 451 0x0: Inst::CALL_NEAR(Jz); |
452 0x1: Inst::JMP(Jz); |
453 0x2: decode MODE_SUBMODE { |
454 0x0: Inst::UD2(); |
455 default: jmp_Ap(); 456 } 457 0x3: Inst::JMP(Jb); 458 0x4: in_Al_Dx(); 459 0x5: in_eAX_Dx(); 460 0x6: out_Dx_Al(); 461 0x7: out_Dx_eAX(); 462 } --- 12 unchanged lines hidden (view full) --- 475 } 476 0x1F: decode OPCODE_OP_BOTTOM3 { 477 0x0: clc(); 478 0x1: stc(); 479 0x2: cli(); 480 0x3: sti(); 481 0x4: cld(); 482 0x5: std(); |
483 //0x6: group4(); 484 0x6: decode MODRM_REG { 485 0x0: Inst::INC(Eb); 486 0x1: Inst::DEC(Eb); 487 default: Inst::UD2(); 488 } |
489 //0x7: group5(); 490 0x7: decode MODRM_REG { 491 0x0: Inst::INC(Ev); |
492 0x1: Inst::DEC(Ev); |
493 0x2: call_Ev(); 494 0x3: call_Mp(); 495 0x4: jmp_Ev(); 496 0x5: jmp_Mp(); 497 0x6: push_Ev(); |
498 0x7: Inst::UD2(); |
499 } 500 } 501 } 502 default: FailUnimpl::oneByteOps(); 503} |