one_byte_opcodes.isa (4575:d0017efdfa02) | one_byte_opcodes.isa (4592:520664dfb26f) |
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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 --- 49 unchanged lines hidden (view full) --- 58// Decode the one byte opcodes 59// 60 610x1: decode OPCODE_OP_TOP5 { 62 format WarnUnimpl { 63 0x00: decode OPCODE_OP_BOTTOM3 { 64 0x4: ADD(); 65 0x5: ADD(); | 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 --- 49 unchanged lines hidden (view full) --- 58// Decode the one byte opcodes 59// 60 610x1: decode OPCODE_OP_TOP5 { 62 format WarnUnimpl { 63 0x00: decode OPCODE_OP_BOTTOM3 { 64 0x4: ADD(); 65 0x5: ADD(); |
66 0x6: push_ES(); 67 0x7: pop_ES(); | 66 0x6: decode MODE_SUBMODE { 67 0x0: This_should_be_an_illegal_instruction(); 68 default: push_ES(); 69 } 70 0x7: decode MODE_SUBMODE { 71 0x0: This_should_be_an_illegal_instruction(); 72 default: pop_ES(); 73 } |
68 default: ADD(); 69 } 70 0x01: decode OPCODE_OP_BOTTOM3 { 71 0x0: or_Eb_Gb(); 72 0x1: or_Ev_Gv(); 73 0x2: or_Gb_Eb(); 74 0x3: or_Gv_Ev(); 75 0x4: or_Al_Ib(); 76 0x5: or_rAX_Iz(); | 74 default: ADD(); 75 } 76 0x01: decode OPCODE_OP_BOTTOM3 { 77 0x0: or_Eb_Gb(); 78 0x1: or_Ev_Gv(); 79 0x2: or_Gb_Eb(); 80 0x3: or_Gv_Ev(); 81 0x4: or_Al_Ib(); 82 0x5: or_rAX_Iz(); |
77 0x6: push_CS(); | 83 0x6: decode MODE_SUBMODE { 84 0x0: This_should_be_an_illegal_instruction(); 85 default: push_CS(); 86 } |
78 //Any time this is seen, it should generate a two byte opcode 79 0x7: M5InternalError::error( 80 {{"Saw a one byte opcode whose value was 0x0F!"}}); 81 } 82 0x02: decode OPCODE_OP_BOTTOM3 { 83 0x0: adc_Eb_Gb(); 84 0x1: adc_Ev_Gv(); 85 0x2: adc_Gb_Eb(); 86 0x3: adc_Gv_Ev(); 87 0x4: adc_Al_Ib(); 88 0x5: adc_rAX_Iz(); | 87 //Any time this is seen, it should generate a two byte opcode 88 0x7: M5InternalError::error( 89 {{"Saw a one byte opcode whose value was 0x0F!"}}); 90 } 91 0x02: decode OPCODE_OP_BOTTOM3 { 92 0x0: adc_Eb_Gb(); 93 0x1: adc_Ev_Gv(); 94 0x2: adc_Gb_Eb(); 95 0x3: adc_Gv_Ev(); 96 0x4: adc_Al_Ib(); 97 0x5: adc_rAX_Iz(); |
89 0x6: push_SS(); 90 0x7: pop_SS(); | 98 0x6: decode MODE_SUBMODE { 99 0x0: This_should_be_an_illegal_instruction(); 100 default: push_SS(); 101 } 102 0x7: decode MODE_SUBMODE { 103 0x0: This_should_be_an_illegal_instruction(); 104 default: pop_SS(); 105 } |
91 } 92 0x03: decode OPCODE_OP_BOTTOM3 { 93 0x0: sbb_Eb_Gb(); 94 0x1: sbb_Ev_Gv(); 95 0x2: sbb_Gb_Eb(); 96 0x3: sbb_Gv_Ev(); 97 0x4: sbb_Al_Ib(); 98 0x5: sbb_rAX_Iz(); | 106 } 107 0x03: decode OPCODE_OP_BOTTOM3 { 108 0x0: sbb_Eb_Gb(); 109 0x1: sbb_Ev_Gv(); 110 0x2: sbb_Gb_Eb(); 111 0x3: sbb_Gv_Ev(); 112 0x4: sbb_Al_Ib(); 113 0x5: sbb_rAX_Iz(); |
99 0x6: push_DS(); 100 0x7: pop_DS(); | 114 0x6: decode MODE_SUBMODE { 115 0x0: This_should_be_an_illegal_instruction(); 116 default: push_DS(); 117 } 118 0x7: decode MODE_SUBMODE { 119 0x0: This_should_be_an_illegal_instruction(); 120 default: pop_DS(); 121 } |
101 } 102 0x04: decode OPCODE_OP_BOTTOM3 { 103 0x0: and_Eb_Gb(); 104 0x1: and_Ev_Gv(); 105 0x2: and_Gb_Eb(); 106 0x3: and_Gv_Ev(); 107 0x4: and_Al_Ib(); 108 0x5: and_rAX_Iz(); 109 0x6: M5InternalError::error( 110 {{"Tried to execute the ES segment override prefix!"}}); | 122 } 123 0x04: decode OPCODE_OP_BOTTOM3 { 124 0x0: and_Eb_Gb(); 125 0x1: and_Ev_Gv(); 126 0x2: and_Gb_Eb(); 127 0x3: and_Gv_Ev(); 128 0x4: and_Al_Ib(); 129 0x5: and_rAX_Iz(); 130 0x6: M5InternalError::error( 131 {{"Tried to execute the ES segment override prefix!"}}); |
111 0x7: daa(); | 132 0x7: decode MODE_SUBMODE { 133 0x0: This_should_be_an_illegal_instruction(); 134 default: daa(); 135 } |
112 } 113 0x05: decode OPCODE_OP_BOTTOM3 { 114 0x0: sub_Eb_Gb(); 115 0x1: sub_Ev_Gv(); 116 0x2: sub_Gb_Eb(); 117 0x3: sub_Gv_Ev(); 118 0x4: sub_Al_Ib(); 119 0x5: sub_rAX_Iz(); 120 0x6: M5InternalError::error( 121 {{"Tried to execute the CS segment override prefix!"}}); 122 0x7: das(); 123 } 124 0x06: decode OPCODE_OP_BOTTOM3 { 125 0x4: Inst::XOR(rAl,Ib); 126 0x5: Inst::XOR(rAx,Iz); 127 0x6: M5InternalError::error( 128 {{"Tried to execute the SS segment override prefix!"}}); | 136 } 137 0x05: decode OPCODE_OP_BOTTOM3 { 138 0x0: sub_Eb_Gb(); 139 0x1: sub_Ev_Gv(); 140 0x2: sub_Gb_Eb(); 141 0x3: sub_Gv_Ev(); 142 0x4: sub_Al_Ib(); 143 0x5: sub_rAX_Iz(); 144 0x6: M5InternalError::error( 145 {{"Tried to execute the CS segment override prefix!"}}); 146 0x7: das(); 147 } 148 0x06: decode OPCODE_OP_BOTTOM3 { 149 0x4: Inst::XOR(rAl,Ib); 150 0x5: Inst::XOR(rAx,Iz); 151 0x6: M5InternalError::error( 152 {{"Tried to execute the SS segment override prefix!"}}); |
129 0x7: aaa(); | 153 0x7: decode MODE_SUBMODE { 154 0x0: This_should_be_an_illegal_instruction(); 155 default: aaa(); 156 } |
130 default: MultiInst::XOR(OPCODE_OP_BOTTOM3, 131 [Eb,Gb], [Ev,Gv], 132 [Gb,Eb], [Gv,Ev]); 133 } 134 0x07: decode OPCODE_OP_BOTTOM3 { 135 0x0: cmp_Eb_Gb(); 136 0x1: cmp_Ev_Gv(); 137 0x2: cmp_Gb_Eb(); 138 0x3: cmp_Gv_Ev(); 139 0x4: cmp_Al_Ib(); 140 0x5: cmp_rAX_Iz(); 141 0x6: M5InternalError::error( 142 {{"Tried to execute the DS segment override prefix!"}}); | 157 default: MultiInst::XOR(OPCODE_OP_BOTTOM3, 158 [Eb,Gb], [Ev,Gv], 159 [Gb,Eb], [Gv,Ev]); 160 } 161 0x07: decode OPCODE_OP_BOTTOM3 { 162 0x0: cmp_Eb_Gb(); 163 0x1: cmp_Ev_Gv(); 164 0x2: cmp_Gb_Eb(); 165 0x3: cmp_Gv_Ev(); 166 0x4: cmp_Al_Ib(); 167 0x5: cmp_rAX_Iz(); 168 0x6: M5InternalError::error( 169 {{"Tried to execute the DS segment override prefix!"}}); |
143 0x7: aas(); | 170 0x7: decode MODE_SUBMODE { 171 0x0: This_should_be_an_illegal_instruction(); 172 default: aas(); 173 } |
144 } 145 0x08: decode OPCODE_OP_BOTTOM3 { 146 0x0: inc_eAX(); 147 0x1: inc_eCX(); 148 0x2: inc_eDX(); 149 0x3: inc_eBX(); 150 0x4: inc_eSP(); 151 0x5: inc_eBP(); --- 5 unchanged lines hidden (view full) --- 157 0x1: dec_eCX(); 158 0x2: dec_eDX(); 159 0x3: dec_eBX(); 160 0x4: dec_eSP(); 161 0x5: dec_eBP(); 162 0x6: dec_eSI(); 163 0x7: dec_eDI(); 164 } | 174 } 175 0x08: decode OPCODE_OP_BOTTOM3 { 176 0x0: inc_eAX(); 177 0x1: inc_eCX(); 178 0x2: inc_eDX(); 179 0x3: inc_eBX(); 180 0x4: inc_eSP(); 181 0x5: inc_eBP(); --- 5 unchanged lines hidden (view full) --- 187 0x1: dec_eCX(); 188 0x2: dec_eDX(); 189 0x3: dec_eBX(); 190 0x4: dec_eSP(); 191 0x5: dec_eBP(); 192 0x6: dec_eSI(); 193 0x7: dec_eDI(); 194 } |
165 0x0A: decode OPCODE_OP_BOTTOM3 { 166 0x0: Inst::PUSH(rAx); 167 0x1: push_rCX(); 168 0x2: push_rDX(); 169 0x3: push_rBX(); 170 0x4: Inst::PUSH(rSP); 171 0x5: push_rBP(); 172 0x6: push_rSI(); 173 0x7: push_rDI(); | 195 format Inst { 196 0x0A: decode OPCODE_OP_BOTTOM3 { 197 0x0: PUSH(rAx); 198 0x1: PUSH(rCx); 199 0x2: PUSH(rDx); 200 0x3: PUSH(rBx); 201 0x4: PUSH(rSP); 202 0x5: PUSH(rBP); 203 0x6: PUSH(rSI); 204 0x7: PUSH(rDI); 205 } 206 0x0B: decode OPCODE_OP_BOTTOM3 { 207 0x0: POP(rAx); 208 0x1: POP(rCx); 209 0x2: POP(rDx); 210 0x3: POP(rBx); 211 0x4: POP(rSP); 212 0x5: POP(rBP); 213 0x6: POP(rSI); 214 0x7: POP(rDI); 215 } |
174 } | 216 } |
175 0x0B: decode OPCODE_OP_BOTTOM3 { 176 0x0: pop_rAX(); 177 0x1: pop_rCX(); 178 0x2: pop_rDX(); 179 0x3: pop_rBX(); 180 0x4: pop_rSP(); 181 0x5: pop_rBP(); 182 0x6: Inst::POP(rSI); 183 0x7: pop_rDI(); 184 } | |
185 0x0C: decode OPCODE_OP_BOTTOM3 { | 217 0x0C: decode OPCODE_OP_BOTTOM3 { |
186 0x0: pusha(); 187 0x1: popa(); 188 0x2: bound_Gv_Ma(); | 218 0x0: decode MODE_SUBMODE { 219 0x0: This_should_be_an_illegal_instruction(); 220 default: pusha(); 221 } 222 0x1: decode MODE_SUBMODE { 223 0x0: This_should_be_an_illegal_instruction(); 224 default: popa(); 225 } 226 0x2: decode MODE_SUBMODE { 227 0x0: This_should_be_an_illegal_instruction(); 228 default: bound_Gv_Ma(); 229 } |
189 0x3: arpl_Ew_Gw(); 190 0x4: M5InternalError::error( 191 {{"Tried to execute the FS segment override prefix!"}}); 192 0x5: M5InternalError::error( 193 {{"Tried to execute the GS segment override prefix!"}}); 194 0x6: M5InternalError::error( 195 {{"Tried to execute the operand size override prefix!"}}); 196 0x7: M5InternalError::error( --- 27 unchanged lines hidden (view full) --- 224 0x4: jl_Jb(); 225 0x5: jnl_Jb(); 226 0x6: jle_Jb(); 227 0x7: jnke_Jb(); 228 } 229 0x10: decode OPCODE_OP_BOTTOM3 { 230 0x0: group1_Eb_Ib(); 231 0x1: group1_Ev_Iz(); | 230 0x3: arpl_Ew_Gw(); 231 0x4: M5InternalError::error( 232 {{"Tried to execute the FS segment override prefix!"}}); 233 0x5: M5InternalError::error( 234 {{"Tried to execute the GS segment override prefix!"}}); 235 0x6: M5InternalError::error( 236 {{"Tried to execute the operand size override prefix!"}}); 237 0x7: M5InternalError::error( --- 27 unchanged lines hidden (view full) --- 265 0x4: jl_Jb(); 266 0x5: jnl_Jb(); 267 0x6: jle_Jb(); 268 0x7: jnke_Jb(); 269 } 270 0x10: decode OPCODE_OP_BOTTOM3 { 271 0x0: group1_Eb_Ib(); 272 0x1: group1_Ev_Iz(); |
232 0x2: group1_Eb_Ib(); | 273 0x2: decode MODE_SUBMODE { 274 0x0: This_should_be_an_illegal_instruction(); 275 default: group1_Eb_Ib(); 276 } |
233 //0x3: group1_Ev_Ib(); 234 0x3: decode MODRM_REG { 235 0x0: add_Eb_Ib(); 236 0x1: or_Eb_Ib(); 237 0x2: adc_Eb_Ib(); 238 0x3: sbb_Eb_Ib(); 239 0x4: Inst::AND(Eb,Ib); 240 0x5: sub_Eb_Ib(); --- 23 unchanged lines hidden (view full) --- 264 0x4: xchg_rSP_rAX(); 265 0x5: xchg_rBP_rAX(); 266 0x6: xchg_rSI_rAX(); 267 0x7: xchg_rDI_rAX(); 268 } 269 0x13: decode OPCODE_OP_BOTTOM3 { 270 0x0: cbw_or_cwde_or_cdqe_rAX(); 271 0x1: cwd_or_cdq_or_cqo_rAX_rDX(); | 277 //0x3: group1_Ev_Ib(); 278 0x3: decode MODRM_REG { 279 0x0: add_Eb_Ib(); 280 0x1: or_Eb_Ib(); 281 0x2: adc_Eb_Ib(); 282 0x3: sbb_Eb_Ib(); 283 0x4: Inst::AND(Eb,Ib); 284 0x5: sub_Eb_Ib(); --- 23 unchanged lines hidden (view full) --- 308 0x4: xchg_rSP_rAX(); 309 0x5: xchg_rBP_rAX(); 310 0x6: xchg_rSI_rAX(); 311 0x7: xchg_rDI_rAX(); 312 } 313 0x13: decode OPCODE_OP_BOTTOM3 { 314 0x0: cbw_or_cwde_or_cdqe_rAX(); 315 0x1: cwd_or_cdq_or_cqo_rAX_rDX(); |
272 0x2: call_Ap(); | 316 0x2: decode MODE_SUBMODE { 317 0x0: This_should_be_an_illegal_instruction(); 318 default: call_Ap(); 319 } |
273 0x3: fwait(); //aka wait 274 0x4: pushf_Fv(); 275 0x5: popf_Fv(); | 320 0x3: fwait(); //aka wait 321 0x4: pushf_Fv(); 322 0x5: popf_Fv(); |
276 0x6: sahf(); 277 0x7: lahf(); | 323 //Both of these should be illegal only if CPUID.AHF64=0, 324 //according to sandpile.org 325 0x6: decode MODE_SUBMODE { 326 0x0: This_should_be_an_illegal_instruction(); 327 default: sahf(); 328 } 329 0x7: decode MODE_SUBMODE { 330 0x0: This_should_be_an_illegal_instruction(); 331 default: lahf(); 332 } |
278 } 279 0x14: decode OPCODE_OP_BOTTOM3 { 280 0x0: mov_Al_Ob(); 281 0x1: mov_rAX_Ov(); 282 0x2: mov_Ob_Al(); 283 0x3: mov_Ov_rAX(); 284 0x4: movs_Yb_Xb(); 285 0x5: movs_Yv_Xv(); --- 30 unchanged lines hidden (view full) --- 316 0x6: mov_rSI_Iv(); 317 0x7: mov_rDI_Iv(); 318 } 319 0x18: decode OPCODE_OP_BOTTOM3 { 320 0x0: group2_Eb_Ib(); 321 0x1: group2_Ev_Ib(); 322 0x2: ret_near_Iw(); 323 0x3: ret_near(); | 333 } 334 0x14: decode OPCODE_OP_BOTTOM3 { 335 0x0: mov_Al_Ob(); 336 0x1: mov_rAX_Ov(); 337 0x2: mov_Ob_Al(); 338 0x3: mov_Ov_rAX(); 339 0x4: movs_Yb_Xb(); 340 0x5: movs_Yv_Xv(); --- 30 unchanged lines hidden (view full) --- 371 0x6: mov_rSI_Iv(); 372 0x7: mov_rDI_Iv(); 373 } 374 0x18: decode OPCODE_OP_BOTTOM3 { 375 0x0: group2_Eb_Ib(); 376 0x1: group2_Ev_Ib(); 377 0x2: ret_near_Iw(); 378 0x3: ret_near(); |
324 0x4: les_Gz_Mp(); 325 0x5: lds_Gz_Mp(); | 379 0x4: decode MODE_SUBMODE { 380 0x0: This_should_be_an_illegal_instruction(); 381 default: les_Gz_Mp(); 382 } 383 0x5: decode MODE_SUBMODE { 384 0x0: This_should_be_an_illegal_instruction(); 385 default: lds_Gz_Mp(); 386 } |
326 //0x6: group12_Eb_Ib(); 327 0x6: decode MODRM_REG { 328 0x0: Inst::MOV(Eb,Ib); 329 } 330 //0x7: group12_Ev_Iz(); 331 0x7: decode MODRM_REG { 332 0x0: Inst::MOV(Ev,Iz); 333 } 334 } 335 0x19: decode OPCODE_OP_BOTTOM3 { 336 0x0: enter_Iw_Ib(); 337 0x1: leave(); 338 0x2: ret_far_Iw(); 339 0x3: ret_far(); 340 0x4: int3(); 341 0x5: int_Ib(); | 387 //0x6: group12_Eb_Ib(); 388 0x6: decode MODRM_REG { 389 0x0: Inst::MOV(Eb,Ib); 390 } 391 //0x7: group12_Ev_Iz(); 392 0x7: decode MODRM_REG { 393 0x0: Inst::MOV(Ev,Iz); 394 } 395 } 396 0x19: decode OPCODE_OP_BOTTOM3 { 397 0x0: enter_Iw_Ib(); 398 0x1: leave(); 399 0x2: ret_far_Iw(); 400 0x3: ret_far(); 401 0x4: int3(); 402 0x5: int_Ib(); |
342 0x6: into(); | 403 0x6: decode MODE_SUBMODE { 404 0x0: This_should_be_an_illegal_instruction(); 405 default: into(); 406 } |
343 0x7: iret(); 344 } 345 0x1A: decode OPCODE_OP_BOTTOM3 { 346 0x0: group2_Eb_1(); 347 0x1: group2_Ev_1(); 348 0x2: group2_Eb_Cl(); 349 0x3: group2_Ev_Cl(); | 407 0x7: iret(); 408 } 409 0x1A: decode OPCODE_OP_BOTTOM3 { 410 0x0: group2_Eb_1(); 411 0x1: group2_Ev_1(); 412 0x2: group2_Eb_Cl(); 413 0x3: group2_Ev_Cl(); |
350 0x4: aam_Ib(); 351 0x5: aad_Ib(); 352 0x6: salc(); | 414 0x4: decode MODE_SUBMODE { 415 0x0: This_should_be_an_illegal_instruction(); 416 default: aam_Ib(); 417 } 418 0x5: decode MODE_SUBMODE { 419 0x0: This_should_be_an_illegal_instruction(); 420 default: aad_Ib(); 421 } 422 0x6: decode MODE_SUBMODE { 423 0x0: This_should_be_an_illegal_instruction(); 424 default: salc(); 425 } |
353 0x7: xlat(); 354 } 355 0x1B: decode OPCODE_OP_BOTTOM3 { 356 0x0: esc0(); 357 0x1: esc1(); 358 0x2: esc2(); 359 0x3: esc3(); 360 0x4: esc4(); --- 7 unchanged lines hidden (view full) --- 368 0x2: loop_Jb(); 369 0x3: jcxz_or_jecx_or_jrcx(); 370 0x4: in_Al_Ib(); 371 0x5: in_eAX_Ib(); 372 0x6: out_Ib_Al(); 373 0x7: out_Ib_eAX(); 374 } 375 0x1D: decode OPCODE_OP_BOTTOM3 { | 426 0x7: xlat(); 427 } 428 0x1B: decode OPCODE_OP_BOTTOM3 { 429 0x0: esc0(); 430 0x1: esc1(); 431 0x2: esc2(); 432 0x3: esc3(); 433 0x4: esc4(); --- 7 unchanged lines hidden (view full) --- 441 0x2: loop_Jb(); 442 0x3: jcxz_or_jecx_or_jrcx(); 443 0x4: in_Al_Ib(); 444 0x5: in_eAX_Ib(); 445 0x6: out_Ib_Al(); 446 0x7: out_Ib_eAX(); 447 } 448 0x1D: decode OPCODE_OP_BOTTOM3 { |
376 0x0: call_Jz(); | 449 0x0: Inst::CALL(Jz); |
377 0x1: jmp_Jz(); | 450 0x1: jmp_Jz(); |
378 0x2: jmp_Ap(); | 451 0x2: decode MODE_SUBMODE { 452 0x0: This_should_be_an_illegal_instruction(); 453 default: jmp_Ap(); 454 } |
379 0x3: jmp_Jb(); 380 0x4: in_Al_Dx(); 381 0x5: in_eAX_Dx(); 382 0x6: out_Dx_Al(); 383 0x7: out_Dx_eAX(); 384 } 385 0x1E: decode OPCODE_OP_BOTTOM3 { 386 0x0: M5InternalError::error( --- 24 unchanged lines hidden --- | 455 0x3: jmp_Jb(); 456 0x4: in_Al_Dx(); 457 0x5: in_eAX_Dx(); 458 0x6: out_Dx_Al(); 459 0x7: out_Dx_eAX(); 460 } 461 0x1E: decode OPCODE_OP_BOTTOM3 { 462 0x0: M5InternalError::error( --- 24 unchanged lines hidden --- |