3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file describes the X86 instruction set, defining the instructions, and
11 // properties of the instructions which are needed for code generation, machine
12 // code emission, and analysis.
14 //===----------------------------------------------------------------------===//
16 //===----------------------------------------------------------------------===//
17 // X86 specific DAG Nodes.
20 def SDTIntShiftDOp: SDTypeProfile<1, 3,
21 [SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>,
22 SDTCisInt<0>, SDTCisInt<3>]>;
24 def SDTX86CmpTest : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>;
26 def SDTX86Cmov : SDTypeProfile<1, 4,
27 [SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>,
28 SDTCisVT<3, i8>, SDTCisVT<4, i32>]>;
30 // Unary and binary operator instructions that set EFLAGS as a side-effect.
31 def SDTUnaryArithWithFlags : SDTypeProfile<1, 1,
33 def SDTBinaryArithWithFlags : SDTypeProfile<1, 2,
37 def SDTX86BrCond : SDTypeProfile<0, 3,
38 [SDTCisVT<0, OtherVT>,
39 SDTCisVT<1, i8>, SDTCisVT<2, i32>]>;
41 def SDTX86SetCC : SDTypeProfile<1, 2,
43 SDTCisVT<1, i8>, SDTCisVT<2, i32>]>;
44 def SDTX86SetCC_C : SDTypeProfile<1, 2,
46 SDTCisVT<1, i8>, SDTCisVT<2, i32>]>;
48 def SDTX86cas : SDTypeProfile<0, 3, [SDTCisPtrTy<0>, SDTCisInt<1>,
50 def SDTX86cas8 : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>;
52 def SDTX86atomicBinary : SDTypeProfile<2, 3, [SDTCisInt<0>, SDTCisInt<1>,
53 SDTCisPtrTy<2>, SDTCisInt<3>,SDTCisInt<4>]>;
54 def SDTX86Ret : SDTypeProfile<0, -1, [SDTCisVT<0, i16>]>;
56 def SDT_X86CallSeqStart : SDCallSeqStart<[SDTCisVT<0, i32>]>;
57 def SDT_X86CallSeqEnd : SDCallSeqEnd<[SDTCisVT<0, i32>,
60 def SDT_X86Call : SDTypeProfile<0, -1, [SDTCisVT<0, iPTR>]>;
62 def SDT_X86VASTART_SAVE_XMM_REGS : SDTypeProfile<0, -1, [SDTCisVT<0, i8>,
66 def SDTX86RepStr : SDTypeProfile<0, 1, [SDTCisVT<0, OtherVT>]>;
68 def SDTX86RdTsc : SDTypeProfile<0, 0, []>;
70 def SDTX86Wrapper : SDTypeProfile<1, 1, [SDTCisSameAs<0, 1>, SDTCisPtrTy<0>]>;
72 def SDT_X86TLSADDR : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
74 def SDT_X86SegmentBaseAddress : SDTypeProfile<1, 1, [SDTCisPtrTy<0>]>;
76 def SDT_X86EHRET : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
78 def SDT_X86TCRET : SDTypeProfile<0, 2, [SDTCisPtrTy<0>, SDTCisVT<1, i32>]>;
80 def X86bsf : SDNode<"X86ISD::BSF", SDTIntUnaryOp>;
81 def X86bsr : SDNode<"X86ISD::BSR", SDTIntUnaryOp>;
82 def X86shld : SDNode<"X86ISD::SHLD", SDTIntShiftDOp>;
83 def X86shrd : SDNode<"X86ISD::SHRD", SDTIntShiftDOp>;
85 def X86cmp : SDNode<"X86ISD::CMP" , SDTX86CmpTest>;
87 def X86bt : SDNode<"X86ISD::BT", SDTX86CmpTest>;
89 def X86cmov : SDNode<"X86ISD::CMOV", SDTX86Cmov>;
90 def X86brcond : SDNode<"X86ISD::BRCOND", SDTX86BrCond,
92 def X86setcc : SDNode<"X86ISD::SETCC", SDTX86SetCC>;
93 def X86setcc_c : SDNode<"X86ISD::SETCC_CARRY", SDTX86SetCC_C>;
95 def X86cas : SDNode<"X86ISD::LCMPXCHG_DAG", SDTX86cas,
96 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
98 def X86cas8 : SDNode<"X86ISD::LCMPXCHG8_DAG", SDTX86cas8,
99 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
101 def X86AtomAdd64 : SDNode<"X86ISD::ATOMADD64_DAG", SDTX86atomicBinary,
102 [SDNPHasChain, SDNPMayStore,
103 SDNPMayLoad, SDNPMemOperand]>;
104 def X86AtomSub64 : SDNode<"X86ISD::ATOMSUB64_DAG", SDTX86atomicBinary,
105 [SDNPHasChain, SDNPMayStore,
106 SDNPMayLoad, SDNPMemOperand]>;
107 def X86AtomOr64 : SDNode<"X86ISD::ATOMOR64_DAG", SDTX86atomicBinary,
108 [SDNPHasChain, SDNPMayStore,
109 SDNPMayLoad, SDNPMemOperand]>;
110 def X86AtomXor64 : SDNode<"X86ISD::ATOMXOR64_DAG", SDTX86atomicBinary,
111 [SDNPHasChain, SDNPMayStore,
112 SDNPMayLoad, SDNPMemOperand]>;
113 def X86AtomAnd64 : SDNode<"X86ISD::ATOMAND64_DAG", SDTX86atomicBinary,
114 [SDNPHasChain, SDNPMayStore,
115 SDNPMayLoad, SDNPMemOperand]>;
116 def X86AtomNand64 : SDNode<"X86ISD::ATOMNAND64_DAG", SDTX86atomicBinary,
117 [SDNPHasChain, SDNPMayStore,
118 SDNPMayLoad, SDNPMemOperand]>;
119 def X86AtomSwap64 : SDNode<"X86ISD::ATOMSWAP64_DAG", SDTX86atomicBinary,
120 [SDNPHasChain, SDNPMayStore,
121 SDNPMayLoad, SDNPMemOperand]>;
122 def X86retflag : SDNode<"X86ISD::RET_FLAG", SDTX86Ret,
123 [SDNPHasChain, SDNPOptInFlag]>;
125 def X86vastart_save_xmm_regs :
126 SDNode<"X86ISD::VASTART_SAVE_XMM_REGS",
127 SDT_X86VASTART_SAVE_XMM_REGS,
130 def X86callseq_start :
131 SDNode<"ISD::CALLSEQ_START", SDT_X86CallSeqStart,
132 [SDNPHasChain, SDNPOutFlag]>;
134 SDNode<"ISD::CALLSEQ_END", SDT_X86CallSeqEnd,
135 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
137 def X86call : SDNode<"X86ISD::CALL", SDT_X86Call,
138 [SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
140 def X86rep_stos: SDNode<"X86ISD::REP_STOS", SDTX86RepStr,
141 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore]>;
142 def X86rep_movs: SDNode<"X86ISD::REP_MOVS", SDTX86RepStr,
143 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
146 def X86rdtsc : SDNode<"X86ISD::RDTSC_DAG",SDTX86RdTsc,
147 [SDNPHasChain, SDNPOutFlag, SDNPSideEffect]>;
149 def X86Wrapper : SDNode<"X86ISD::Wrapper", SDTX86Wrapper>;
150 def X86WrapperRIP : SDNode<"X86ISD::WrapperRIP", SDTX86Wrapper>;
152 def X86tlsaddr : SDNode<"X86ISD::TLSADDR", SDT_X86TLSADDR,
153 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
154 def X86SegmentBaseAddress : SDNode<"X86ISD::SegmentBaseAddress",
155 SDT_X86SegmentBaseAddress, []>;
157 def X86ehret : SDNode<"X86ISD::EH_RETURN", SDT_X86EHRET,
160 def X86tcret : SDNode<"X86ISD::TC_RETURN", SDT_X86TCRET,
161 [SDNPHasChain, SDNPOptInFlag]>;
163 def X86add_flag : SDNode<"X86ISD::ADD", SDTBinaryArithWithFlags,
165 def X86sub_flag : SDNode<"X86ISD::SUB", SDTBinaryArithWithFlags>;
166 def X86smul_flag : SDNode<"X86ISD::SMUL", SDTBinaryArithWithFlags,
168 def X86umul_flag : SDNode<"X86ISD::UMUL", SDTUnaryArithWithFlags,
170 def X86inc_flag : SDNode<"X86ISD::INC", SDTUnaryArithWithFlags>;
171 def X86dec_flag : SDNode<"X86ISD::DEC", SDTUnaryArithWithFlags>;
172 def X86or_flag : SDNode<"X86ISD::OR", SDTBinaryArithWithFlags,
174 def X86xor_flag : SDNode<"X86ISD::XOR", SDTBinaryArithWithFlags,
176 def X86and_flag : SDNode<"X86ISD::AND", SDTBinaryArithWithFlags,
179 def X86mul_imm : SDNode<"X86ISD::MUL_IMM", SDTIntBinOp>;
181 //===----------------------------------------------------------------------===//
182 // X86 Operand Definitions.
185 // A version of ptr_rc which excludes SP, ESP, and RSP. This is used for
186 // the index operand of an address, to conform to x86 encoding restrictions.
187 def ptr_rc_nosp : PointerLikeRegClass<1>;
189 // *mem - Operand definitions for the funky X86 addressing mode operands.
191 def X86MemAsmOperand : AsmOperandClass {
195 def X86AbsMemAsmOperand : AsmOperandClass {
197 let SuperClass = X86MemAsmOperand;
199 def X86NoSegMemAsmOperand : AsmOperandClass {
200 let Name = "NoSegMem";
201 let SuperClass = X86MemAsmOperand;
203 class X86MemOperand<string printMethod> : Operand<iPTR> {
204 let PrintMethod = printMethod;
205 let MIOperandInfo = (ops ptr_rc, i8imm, ptr_rc_nosp, i32imm, i8imm);
206 let ParserMatchClass = X86MemAsmOperand;
209 def opaque32mem : X86MemOperand<"printopaquemem">;
210 def opaque48mem : X86MemOperand<"printopaquemem">;
211 def opaque80mem : X86MemOperand<"printopaquemem">;
212 def opaque512mem : X86MemOperand<"printopaquemem">;
214 def i8mem : X86MemOperand<"printi8mem">;
215 def i16mem : X86MemOperand<"printi16mem">;
216 def i32mem : X86MemOperand<"printi32mem">;
217 def i64mem : X86MemOperand<"printi64mem">;
218 def i128mem : X86MemOperand<"printi128mem">;
219 //def i256mem : X86MemOperand<"printi256mem">;
220 def f32mem : X86MemOperand<"printf32mem">;
221 def f64mem : X86MemOperand<"printf64mem">;
222 def f80mem : X86MemOperand<"printf80mem">;
223 def f128mem : X86MemOperand<"printf128mem">;
224 //def f256mem : X86MemOperand<"printf256mem">;
226 // A version of i8mem for use on x86-64 that uses GR64_NOREX instead of
227 // plain GR64, so that it doesn't potentially require a REX prefix.
228 def i8mem_NOREX : Operand<i64> {
229 let PrintMethod = "printi8mem";
230 let MIOperandInfo = (ops GR64_NOREX, i8imm, GR64_NOREX_NOSP, i32imm, i8imm);
231 let ParserMatchClass = X86MemAsmOperand;
234 def lea32mem : Operand<i32> {
235 let PrintMethod = "printlea32mem";
236 let MIOperandInfo = (ops GR32, i8imm, GR32_NOSP, i32imm);
237 let ParserMatchClass = X86NoSegMemAsmOperand;
240 let ParserMatchClass = X86AbsMemAsmOperand,
241 PrintMethod = "print_pcrel_imm" in {
242 def i32imm_pcrel : Operand<i32>;
244 def offset8 : Operand<i64>;
245 def offset16 : Operand<i64>;
246 def offset32 : Operand<i64>;
247 def offset64 : Operand<i64>;
249 // Branch targets have OtherVT type and print as pc-relative values.
250 def brtarget : Operand<OtherVT>;
251 def brtarget8 : Operand<OtherVT>;
255 def SSECC : Operand<i8> {
256 let PrintMethod = "printSSECC";
259 def ImmSExt8AsmOperand : AsmOperandClass {
260 let Name = "ImmSExt8";
261 let SuperClass = ImmAsmOperand;
264 // A couple of more descriptive operand definitions.
265 // 16-bits but only 8 bits are significant.
266 def i16i8imm : Operand<i16> {
267 let ParserMatchClass = ImmSExt8AsmOperand;
269 // 32-bits but only 8 bits are significant.
270 def i32i8imm : Operand<i32> {
271 let ParserMatchClass = ImmSExt8AsmOperand;
274 //===----------------------------------------------------------------------===//
275 // X86 Complex Pattern Definitions.
278 // Define X86 specific addressing mode.
279 def addr : ComplexPattern<iPTR, 5, "SelectAddr", [], []>;
280 def lea32addr : ComplexPattern<i32, 4, "SelectLEAAddr",
281 [add, sub, mul, X86mul_imm, shl, or, frameindex],
283 def tls32addr : ComplexPattern<i32, 4, "SelectTLSADDRAddr",
284 [tglobaltlsaddr], []>;
286 //===----------------------------------------------------------------------===//
287 // X86 Instruction Predicate Definitions.
288 def HasMMX : Predicate<"Subtarget->hasMMX()">;
289 def HasSSE1 : Predicate<"Subtarget->hasSSE1()">;
290 def HasSSE2 : Predicate<"Subtarget->hasSSE2()">;
291 def HasSSE3 : Predicate<"Subtarget->hasSSE3()">;
292 def HasSSSE3 : Predicate<"Subtarget->hasSSSE3()">;
293 def HasSSE41 : Predicate<"Subtarget->hasSSE41()">;
294 def HasSSE42 : Predicate<"Subtarget->hasSSE42()">;
295 def HasSSE4A : Predicate<"Subtarget->hasSSE4A()">;
296 def HasAVX : Predicate<"Subtarget->hasAVX()">;
297 def HasFMA3 : Predicate<"Subtarget->hasFMA3()">;
298 def HasFMA4 : Predicate<"Subtarget->hasFMA4()">;
299 def FPStackf32 : Predicate<"!Subtarget->hasSSE1()">;
300 def FPStackf64 : Predicate<"!Subtarget->hasSSE2()">;
301 def In32BitMode : Predicate<"!Subtarget->is64Bit()">;
302 def In64BitMode : Predicate<"Subtarget->is64Bit()">;
303 def IsWin64 : Predicate<"Subtarget->isTargetWin64()">;
304 def NotWin64 : Predicate<"!Subtarget->isTargetWin64()">;
305 def SmallCode : Predicate<"TM.getCodeModel() == CodeModel::Small">;
306 def KernelCode : Predicate<"TM.getCodeModel() == CodeModel::Kernel">;
307 def FarData : Predicate<"TM.getCodeModel() != CodeModel::Small &&"
308 "TM.getCodeModel() != CodeModel::Kernel">;
309 def NearData : Predicate<"TM.getCodeModel() == CodeModel::Small ||"
310 "TM.getCodeModel() == CodeModel::Kernel">;
311 def IsStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">;
312 def OptForSize : Predicate<"OptForSize">;
313 def OptForSpeed : Predicate<"!OptForSize">;
314 def FastBTMem : Predicate<"!Subtarget->isBTMemSlow()">;
315 def CallImmAddr : Predicate<"Subtarget->IsLegalToCallImmediateAddr(TM)">;
317 //===----------------------------------------------------------------------===//
318 // X86 Instruction Format Definitions.
321 include "X86InstrFormats.td"
323 //===----------------------------------------------------------------------===//
324 // Pattern fragments...
327 // X86 specific condition code. These correspond to CondCode in
328 // X86InstrInfo.h. They must be kept in synch.
329 def X86_COND_A : PatLeaf<(i8 0)>; // alt. COND_NBE
330 def X86_COND_AE : PatLeaf<(i8 1)>; // alt. COND_NC
331 def X86_COND_B : PatLeaf<(i8 2)>; // alt. COND_C
332 def X86_COND_BE : PatLeaf<(i8 3)>; // alt. COND_NA
333 def X86_COND_E : PatLeaf<(i8 4)>; // alt. COND_Z
334 def X86_COND_G : PatLeaf<(i8 5)>; // alt. COND_NLE
335 def X86_COND_GE : PatLeaf<(i8 6)>; // alt. COND_NL
336 def X86_COND_L : PatLeaf<(i8 7)>; // alt. COND_NGE
337 def X86_COND_LE : PatLeaf<(i8 8)>; // alt. COND_NG
338 def X86_COND_NE : PatLeaf<(i8 9)>; // alt. COND_NZ
339 def X86_COND_NO : PatLeaf<(i8 10)>;
340 def X86_COND_NP : PatLeaf<(i8 11)>; // alt. COND_PO
341 def X86_COND_NS : PatLeaf<(i8 12)>;
342 def X86_COND_O : PatLeaf<(i8 13)>;
343 def X86_COND_P : PatLeaf<(i8 14)>; // alt. COND_PE
344 def X86_COND_S : PatLeaf<(i8 15)>;
346 def i16immSExt8 : PatLeaf<(i16 imm), [{
347 // i16immSExt8 predicate - True if the 16-bit immediate fits in a 8-bit
348 // sign extended field.
349 return (int16_t)N->getZExtValue() == (int8_t)N->getZExtValue();
352 def i32immSExt8 : PatLeaf<(i32 imm), [{
353 // i32immSExt8 predicate - True if the 32-bit immediate fits in a 8-bit
354 // sign extended field.
355 return (int32_t)N->getZExtValue() == (int8_t)N->getZExtValue();
358 // Helper fragments for loads.
359 // It's always safe to treat a anyext i16 load as a i32 load if the i16 is
360 // known to be 32-bit aligned or better. Ditto for i8 to i16.
361 def loadi16 : PatFrag<(ops node:$ptr), (i16 (unindexedload node:$ptr)), [{
362 LoadSDNode *LD = cast<LoadSDNode>(N);
363 if (const Value *Src = LD->getSrcValue())
364 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
365 if (PT->getAddressSpace() > 255)
367 ISD::LoadExtType ExtType = LD->getExtensionType();
368 if (ExtType == ISD::NON_EXTLOAD)
370 if (ExtType == ISD::EXTLOAD)
371 return LD->getAlignment() >= 2 && !LD->isVolatile();
375 def loadi16_anyext : PatFrag<(ops node:$ptr), (i32 (unindexedload node:$ptr)),
377 LoadSDNode *LD = cast<LoadSDNode>(N);
378 if (const Value *Src = LD->getSrcValue())
379 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
380 if (PT->getAddressSpace() > 255)
382 ISD::LoadExtType ExtType = LD->getExtensionType();
383 if (ExtType == ISD::EXTLOAD)
384 return LD->getAlignment() >= 2 && !LD->isVolatile();
388 def loadi32 : PatFrag<(ops node:$ptr), (i32 (unindexedload node:$ptr)), [{
389 LoadSDNode *LD = cast<LoadSDNode>(N);
390 if (const Value *Src = LD->getSrcValue())
391 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
392 if (PT->getAddressSpace() > 255)
394 ISD::LoadExtType ExtType = LD->getExtensionType();
395 if (ExtType == ISD::NON_EXTLOAD)
397 if (ExtType == ISD::EXTLOAD)
398 return LD->getAlignment() >= 4 && !LD->isVolatile();
402 def nvloadi32 : PatFrag<(ops node:$ptr), (i32 (unindexedload node:$ptr)), [{
403 LoadSDNode *LD = cast<LoadSDNode>(N);
404 if (const Value *Src = LD->getSrcValue())
405 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
406 if (PT->getAddressSpace() > 255)
408 if (LD->isVolatile())
410 ISD::LoadExtType ExtType = LD->getExtensionType();
411 if (ExtType == ISD::NON_EXTLOAD)
413 if (ExtType == ISD::EXTLOAD)
414 return LD->getAlignment() >= 4;
418 def gsload : PatFrag<(ops node:$ptr), (load node:$ptr), [{
419 if (const Value *Src = cast<LoadSDNode>(N)->getSrcValue())
420 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
421 return PT->getAddressSpace() == 256;
425 def fsload : PatFrag<(ops node:$ptr), (load node:$ptr), [{
426 if (const Value *Src = cast<LoadSDNode>(N)->getSrcValue())
427 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
428 return PT->getAddressSpace() == 257;
432 def loadi8 : PatFrag<(ops node:$ptr), (i8 (load node:$ptr)), [{
433 if (const Value *Src = cast<LoadSDNode>(N)->getSrcValue())
434 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
435 if (PT->getAddressSpace() > 255)
439 def loadi64 : PatFrag<(ops node:$ptr), (i64 (load node:$ptr)), [{
440 if (const Value *Src = cast<LoadSDNode>(N)->getSrcValue())
441 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
442 if (PT->getAddressSpace() > 255)
447 def loadf32 : PatFrag<(ops node:$ptr), (f32 (load node:$ptr)), [{
448 if (const Value *Src = cast<LoadSDNode>(N)->getSrcValue())
449 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
450 if (PT->getAddressSpace() > 255)
454 def loadf64 : PatFrag<(ops node:$ptr), (f64 (load node:$ptr)), [{
455 if (const Value *Src = cast<LoadSDNode>(N)->getSrcValue())
456 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
457 if (PT->getAddressSpace() > 255)
461 def loadf80 : PatFrag<(ops node:$ptr), (f80 (load node:$ptr)), [{
462 if (const Value *Src = cast<LoadSDNode>(N)->getSrcValue())
463 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
464 if (PT->getAddressSpace() > 255)
469 def sextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (sextloadi8 node:$ptr))>;
470 def sextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (sextloadi8 node:$ptr))>;
471 def sextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (sextloadi16 node:$ptr))>;
473 def zextloadi8i1 : PatFrag<(ops node:$ptr), (i8 (zextloadi1 node:$ptr))>;
474 def zextloadi16i1 : PatFrag<(ops node:$ptr), (i16 (zextloadi1 node:$ptr))>;
475 def zextloadi32i1 : PatFrag<(ops node:$ptr), (i32 (zextloadi1 node:$ptr))>;
476 def zextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (zextloadi8 node:$ptr))>;
477 def zextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (zextloadi8 node:$ptr))>;
478 def zextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (zextloadi16 node:$ptr))>;
480 def extloadi8i1 : PatFrag<(ops node:$ptr), (i8 (extloadi1 node:$ptr))>;
481 def extloadi16i1 : PatFrag<(ops node:$ptr), (i16 (extloadi1 node:$ptr))>;
482 def extloadi32i1 : PatFrag<(ops node:$ptr), (i32 (extloadi1 node:$ptr))>;
483 def extloadi16i8 : PatFrag<(ops node:$ptr), (i16 (extloadi8 node:$ptr))>;
484 def extloadi32i8 : PatFrag<(ops node:$ptr), (i32 (extloadi8 node:$ptr))>;
485 def extloadi32i16 : PatFrag<(ops node:$ptr), (i32 (extloadi16 node:$ptr))>;
488 // An 'and' node with a single use.
489 def and_su : PatFrag<(ops node:$lhs, node:$rhs), (and node:$lhs, node:$rhs), [{
490 return N->hasOneUse();
492 // An 'srl' node with a single use.
493 def srl_su : PatFrag<(ops node:$lhs, node:$rhs), (srl node:$lhs, node:$rhs), [{
494 return N->hasOneUse();
496 // An 'trunc' node with a single use.
497 def trunc_su : PatFrag<(ops node:$src), (trunc node:$src), [{
498 return N->hasOneUse();
501 // Treat an 'or' node is as an 'add' if the or'ed bits are known to be zero.
502 def or_is_add : PatFrag<(ops node:$lhs, node:$rhs), (or node:$lhs, node:$rhs),[{
503 if (ConstantSDNode *CN = dyn_cast<ConstantSDNode>(N->getOperand(1)))
504 return CurDAG->MaskedValueIsZero(N->getOperand(0), CN->getAPIntValue());
506 unsigned BitWidth = N->getValueType(0).getScalarType().getSizeInBits();
507 APInt Mask = APInt::getAllOnesValue(BitWidth);
508 APInt KnownZero0, KnownOne0;
509 CurDAG->ComputeMaskedBits(N->getOperand(0), Mask, KnownZero0, KnownOne0, 0);
510 APInt KnownZero1, KnownOne1;
511 CurDAG->ComputeMaskedBits(N->getOperand(1), Mask, KnownZero1, KnownOne1, 0);
512 return (~KnownZero0 & ~KnownZero1) == 0;
516 // 'shld' and 'shrd' instruction patterns. Note that even though these have
517 // the srl and shl in their patterns, the C++ code must still check for them,
518 // because predicates are tested before children nodes are explored.
520 def shrd : PatFrag<(ops node:$src1, node:$amt1, node:$src2, node:$amt2),
521 (or (srl node:$src1, node:$amt1),
522 (shl node:$src2, node:$amt2)), [{
523 assert(N->getOpcode() == ISD::OR);
524 return N->getOperand(0).getOpcode() == ISD::SRL &&
525 N->getOperand(1).getOpcode() == ISD::SHL &&
526 isa<ConstantSDNode>(N->getOperand(0).getOperand(1)) &&
527 isa<ConstantSDNode>(N->getOperand(1).getOperand(1)) &&
528 N->getOperand(0).getConstantOperandVal(1) ==
529 N->getValueSizeInBits(0) - N->getOperand(1).getConstantOperandVal(1);
532 def shld : PatFrag<(ops node:$src1, node:$amt1, node:$src2, node:$amt2),
533 (or (shl node:$src1, node:$amt1),
534 (srl node:$src2, node:$amt2)), [{
535 assert(N->getOpcode() == ISD::OR);
536 return N->getOperand(0).getOpcode() == ISD::SHL &&
537 N->getOperand(1).getOpcode() == ISD::SRL &&
538 isa<ConstantSDNode>(N->getOperand(0).getOperand(1)) &&
539 isa<ConstantSDNode>(N->getOperand(1).getOperand(1)) &&
540 N->getOperand(0).getConstantOperandVal(1) ==
541 N->getValueSizeInBits(0) - N->getOperand(1).getConstantOperandVal(1);
544 //===----------------------------------------------------------------------===//
545 // Instruction list...
548 // ADJCALLSTACKDOWN/UP implicitly use/def ESP because they may be expanded into
549 // a stack adjustment and the codegen must know that they may modify the stack
550 // pointer before prolog-epilog rewriting occurs.
551 // Pessimistically assume ADJCALLSTACKDOWN / ADJCALLSTACKUP will become
552 // sub / add which can clobber EFLAGS.
553 let Defs = [ESP, EFLAGS], Uses = [ESP] in {
554 def ADJCALLSTACKDOWN32 : I<0, Pseudo, (outs), (ins i32imm:$amt),
556 [(X86callseq_start timm:$amt)]>,
557 Requires<[In32BitMode]>;
558 def ADJCALLSTACKUP32 : I<0, Pseudo, (outs), (ins i32imm:$amt1, i32imm:$amt2),
560 [(X86callseq_end timm:$amt1, timm:$amt2)]>,
561 Requires<[In32BitMode]>;
564 // x86-64 va_start lowering magic.
565 let usesCustomInserter = 1 in
566 def VASTART_SAVE_XMM_REGS : I<0, Pseudo,
569 i64imm:$regsavefi, i64imm:$offset,
571 "#VASTART_SAVE_XMM_REGS $al, $regsavefi, $offset",
572 [(X86vastart_save_xmm_regs GR8:$al,
577 let neverHasSideEffects = 1 in {
578 def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", []>;
579 def NOOPW : I<0x1f, MRM0m, (outs), (ins i16mem:$zero),
580 "nop{w}\t$zero", []>, TB, OpSize;
581 def NOOPL : I<0x1f, MRM0m, (outs), (ins i32mem:$zero),
582 "nop{l}\t$zero", []>, TB;
586 def INT3 : I<0xcc, RawFrm, (outs), (ins), "int\t3", []>;
587 def INT : I<0xcd, RawFrm, (outs), (ins i8imm:$trap), "int\t$trap", []>;
588 def IRET16 : I<0xcf, RawFrm, (outs), (ins), "iret{w}", []>, OpSize;
589 def IRET32 : I<0xcf, RawFrm, (outs), (ins), "iret{l}", []>;
591 // PIC base construction. This expands to code that looks like this:
594 let neverHasSideEffects = 1, isNotDuplicable = 1, Uses = [ESP] in
595 def MOVPC32r : Ii32<0xE8, Pseudo, (outs GR32:$reg), (ins i32imm:$label),
598 //===----------------------------------------------------------------------===//
599 // Control Flow Instructions.
602 // Return instructions.
603 let isTerminator = 1, isReturn = 1, isBarrier = 1,
604 hasCtrlDep = 1, FPForm = SpecialFP, FPFormBits = SpecialFP.Value in {
605 def RET : I <0xC3, RawFrm, (outs), (ins variable_ops),
608 def RETI : Ii16<0xC2, RawFrm, (outs), (ins i16imm:$amt, variable_ops),
610 [(X86retflag timm:$amt)]>;
611 def LRET : I <0xCB, RawFrm, (outs), (ins),
613 def LRETI : Ii16<0xCA, RawFrm, (outs), (ins i16imm:$amt),
617 // Unconditional branches.
618 let isBarrier = 1, isBranch = 1, isTerminator = 1 in {
619 def JMP_4 : Ii32<0xE9, RawFrm, (outs), (ins brtarget:$dst),
620 "jmp\t$dst", [(br bb:$dst)]>;
621 def JMP_1 : Ii8 <0xEB, RawFrm, (outs), (ins brtarget8:$dst),
625 // Conditional Branches.
626 let isBranch = 1, isTerminator = 1, Uses = [EFLAGS] in {
627 multiclass ICBr<bits<8> opc1, bits<8> opc4, string asm, PatFrag Cond> {
628 def _1 : Ii8 <opc1, RawFrm, (outs), (ins brtarget8:$dst), asm, []>;
629 def _4 : Ii32<opc4, RawFrm, (outs), (ins brtarget:$dst), asm,
630 [(X86brcond bb:$dst, Cond, EFLAGS)]>, TB;
634 defm JO : ICBr<0x70, 0x80, "jo\t$dst" , X86_COND_O>;
635 defm JNO : ICBr<0x71, 0x81, "jno\t$dst" , X86_COND_NO>;
636 defm JB : ICBr<0x72, 0x82, "jb\t$dst" , X86_COND_B>;
637 defm JAE : ICBr<0x73, 0x83, "jae\t$dst", X86_COND_AE>;
638 defm JE : ICBr<0x74, 0x84, "je\t$dst" , X86_COND_E>;
639 defm JNE : ICBr<0x75, 0x85, "jne\t$dst", X86_COND_NE>;
640 defm JBE : ICBr<0x76, 0x86, "jbe\t$dst", X86_COND_BE>;
641 defm JA : ICBr<0x77, 0x87, "ja\t$dst" , X86_COND_A>;
642 defm JS : ICBr<0x78, 0x88, "js\t$dst" , X86_COND_S>;
643 defm JNS : ICBr<0x79, 0x89, "jns\t$dst", X86_COND_NS>;
644 defm JP : ICBr<0x7A, 0x8A, "jp\t$dst" , X86_COND_P>;
645 defm JNP : ICBr<0x7B, 0x8B, "jnp\t$dst", X86_COND_NP>;
646 defm JL : ICBr<0x7C, 0x8C, "jl\t$dst" , X86_COND_L>;
647 defm JGE : ICBr<0x7D, 0x8D, "jge\t$dst", X86_COND_GE>;
648 defm JLE : ICBr<0x7E, 0x8E, "jle\t$dst", X86_COND_LE>;
649 defm JG : ICBr<0x7F, 0x8F, "jg\t$dst" , X86_COND_G>;
651 // FIXME: What about the CX/RCX versions of this instruction?
652 let Uses = [ECX], isBranch = 1, isTerminator = 1 in
653 def JCXZ8 : Ii8<0xE3, RawFrm, (outs), (ins brtarget8:$dst), "jcxz\t$dst", []>;
657 let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1 in {
658 def JMP32r : I<0xFF, MRM4r, (outs), (ins GR32:$dst), "jmp{l}\t{*}$dst",
659 [(brind GR32:$dst)]>;
660 def JMP32m : I<0xFF, MRM4m, (outs), (ins i32mem:$dst), "jmp{l}\t{*}$dst",
661 [(brind (loadi32 addr:$dst))]>;
663 def FARJMP16i : Iseg16<0xEA, RawFrm, (outs),
664 (ins i16imm:$seg, i16imm:$off),
665 "ljmp{w}\t$seg, $off", []>, OpSize;
666 def FARJMP32i : Iseg32<0xEA, RawFrm, (outs),
667 (ins i16imm:$seg, i32imm:$off),
668 "ljmp{l}\t$seg, $off", []>;
670 def FARJMP16m : I<0xFF, MRM5m, (outs), (ins opaque32mem:$dst),
671 "ljmp{w}\t{*}$dst", []>, OpSize;
672 def FARJMP32m : I<0xFF, MRM5m, (outs), (ins opaque48mem:$dst),
673 "ljmp{l}\t{*}$dst", []>;
679 def LOOP : I<0xE2, RawFrm, (ins brtarget8:$dst), (outs), "loop\t$dst", []>;
680 def LOOPE : I<0xE1, RawFrm, (ins brtarget8:$dst), (outs), "loope\t$dst", []>;
681 def LOOPNE : I<0xE0, RawFrm, (ins brtarget8:$dst), (outs), "loopne\t$dst", []>;
683 //===----------------------------------------------------------------------===//
684 // Call Instructions...
687 // All calls clobber the non-callee saved registers. ESP is marked as
688 // a use to prevent stack-pointer assignments that appear immediately
689 // before calls from potentially appearing dead. Uses for argument
690 // registers are added manually.
691 let Defs = [EAX, ECX, EDX, FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0,
692 MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
693 XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7,
694 XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15, EFLAGS],
696 def CALLpcrel32 : Ii32<0xE8, RawFrm,
697 (outs), (ins i32imm_pcrel:$dst,variable_ops),
699 def CALL32r : I<0xFF, MRM2r, (outs), (ins GR32:$dst, variable_ops),
700 "call\t{*}$dst", [(X86call GR32:$dst)]>;
701 def CALL32m : I<0xFF, MRM2m, (outs), (ins i32mem:$dst, variable_ops),
702 "call\t{*}$dst", [(X86call (loadi32 addr:$dst))]>;
704 def FARCALL16i : Iseg16<0x9A, RawFrm, (outs),
705 (ins i16imm:$seg, i16imm:$off),
706 "lcall{w}\t$seg, $off", []>, OpSize;
707 def FARCALL32i : Iseg32<0x9A, RawFrm, (outs),
708 (ins i16imm:$seg, i32imm:$off),
709 "lcall{l}\t$seg, $off", []>;
711 def FARCALL16m : I<0xFF, MRM3m, (outs), (ins opaque32mem:$dst),
712 "lcall{w}\t{*}$dst", []>, OpSize;
713 def FARCALL32m : I<0xFF, MRM3m, (outs), (ins opaque48mem:$dst),
714 "lcall{l}\t{*}$dst", []>;
717 // Constructing a stack frame.
719 def ENTER : I<0xC8, RawFrm, (outs), (ins i16imm:$len, i8imm:$lvl),
720 "enter\t$len, $lvl", []>;
724 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
725 def TCRETURNdi : I<0, Pseudo, (outs),
726 (ins i32imm:$dst, i32imm:$offset, variable_ops),
727 "#TC_RETURN $dst $offset",
730 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
731 def TCRETURNri : I<0, Pseudo, (outs),
732 (ins GR32:$dst, i32imm:$offset, variable_ops),
733 "#TC_RETURN $dst $offset",
736 // FIXME: The should be pseudo instructions that are lowered when going to
738 let isCall = 1, isBranch = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
739 def TAILJMPd : Ii32<0xE9, RawFrm, (outs),(ins i32imm_pcrel:$dst,variable_ops),
740 "jmp\t$dst # TAILCALL",
742 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
743 def TAILJMPr : I<0xFF, MRM4r, (outs), (ins GR32:$dst, variable_ops),
744 "jmp{l}\t{*}$dst # TAILCALL",
746 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
747 def TAILJMPm : I<0xFF, MRM4m, (outs), (ins i32mem:$dst, variable_ops),
748 "jmp\t{*}$dst # TAILCALL", []>;
750 //===----------------------------------------------------------------------===//
751 // Miscellaneous Instructions...
753 let Defs = [EBP, ESP], Uses = [EBP, ESP], mayLoad = 1, neverHasSideEffects=1 in
754 def LEAVE : I<0xC9, RawFrm,
755 (outs), (ins), "leave", []>;
757 def POPCNT16rr : I<0xB8, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
758 "popcnt{w}\t{$src, $dst|$dst, $src}", []>, OpSize, XS;
759 def POPCNT16rm : I<0xB8, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
760 "popcnt{w}\t{$src, $dst|$dst, $src}", []>, OpSize, XS;
761 def POPCNT32rr : I<0xB8, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
762 "popcnt{l}\t{$src, $dst|$dst, $src}", []>, XS;
763 def POPCNT32rm : I<0xB8, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
764 "popcnt{l}\t{$src, $dst|$dst, $src}", []>, XS;
766 let Defs = [ESP], Uses = [ESP], neverHasSideEffects=1 in {
768 def POP16r : I<0x58, AddRegFrm, (outs GR16:$reg), (ins), "pop{w}\t$reg", []>,
770 def POP32r : I<0x58, AddRegFrm, (outs GR32:$reg), (ins), "pop{l}\t$reg", []>;
771 def POP16rmr: I<0x8F, MRM0r, (outs GR16:$reg), (ins), "pop{w}\t$reg", []>,
773 def POP16rmm: I<0x8F, MRM0m, (outs i16mem:$dst), (ins), "pop{w}\t$dst", []>,
775 def POP32rmr: I<0x8F, MRM0r, (outs GR32:$reg), (ins), "pop{l}\t$reg", []>;
776 def POP32rmm: I<0x8F, MRM0m, (outs i32mem:$dst), (ins), "pop{l}\t$dst", []>;
779 let mayStore = 1 in {
780 def PUSH16r : I<0x50, AddRegFrm, (outs), (ins GR16:$reg), "push{w}\t$reg",[]>,
782 def PUSH32r : I<0x50, AddRegFrm, (outs), (ins GR32:$reg), "push{l}\t$reg",[]>;
783 def PUSH16rmr: I<0xFF, MRM6r, (outs), (ins GR16:$reg), "push{w}\t$reg",[]>,
785 def PUSH16rmm: I<0xFF, MRM6m, (outs), (ins i16mem:$src), "push{w}\t$src",[]>,
787 def PUSH32rmr: I<0xFF, MRM6r, (outs), (ins GR32:$reg), "push{l}\t$reg",[]>;
788 def PUSH32rmm: I<0xFF, MRM6m, (outs), (ins i32mem:$src), "push{l}\t$src",[]>;
792 let Defs = [ESP], Uses = [ESP], neverHasSideEffects = 1, mayStore = 1 in {
793 def PUSH32i8 : Ii8<0x6a, RawFrm, (outs), (ins i8imm:$imm),
794 "push{l}\t$imm", []>;
795 def PUSH32i16 : Ii16<0x68, RawFrm, (outs), (ins i16imm:$imm),
796 "push{l}\t$imm", []>;
797 def PUSH32i32 : Ii32<0x68, RawFrm, (outs), (ins i32imm:$imm),
798 "push{l}\t$imm", []>;
801 let Defs = [ESP, EFLAGS], Uses = [ESP], mayLoad = 1, neverHasSideEffects=1 in {
802 def POPF : I<0x9D, RawFrm, (outs), (ins), "popf{w}", []>, OpSize;
803 def POPFD : I<0x9D, RawFrm, (outs), (ins), "popf{l}", []>;
805 let Defs = [ESP], Uses = [ESP, EFLAGS], mayStore = 1, neverHasSideEffects=1 in {
806 def PUSHF : I<0x9C, RawFrm, (outs), (ins), "pushf{w}", []>, OpSize;
807 def PUSHFD : I<0x9C, RawFrm, (outs), (ins), "pushf{l}", []>;
810 let isTwoAddress = 1 in // GR32 = bswap GR32
811 def BSWAP32r : I<0xC8, AddRegFrm,
812 (outs GR32:$dst), (ins GR32:$src),
814 [(set GR32:$dst, (bswap GR32:$src))]>, TB;
817 // Bit scan instructions.
818 let Defs = [EFLAGS] in {
819 def BSF16rr : I<0xBC, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
820 "bsf{w}\t{$src, $dst|$dst, $src}",
821 [(set GR16:$dst, (X86bsf GR16:$src)), (implicit EFLAGS)]>, TB;
822 def BSF16rm : I<0xBC, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
823 "bsf{w}\t{$src, $dst|$dst, $src}",
824 [(set GR16:$dst, (X86bsf (loadi16 addr:$src))),
825 (implicit EFLAGS)]>, TB;
826 def BSF32rr : I<0xBC, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
827 "bsf{l}\t{$src, $dst|$dst, $src}",
828 [(set GR32:$dst, (X86bsf GR32:$src)), (implicit EFLAGS)]>, TB;
829 def BSF32rm : I<0xBC, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
830 "bsf{l}\t{$src, $dst|$dst, $src}",
831 [(set GR32:$dst, (X86bsf (loadi32 addr:$src))),
832 (implicit EFLAGS)]>, TB;
834 def BSR16rr : I<0xBD, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
835 "bsr{w}\t{$src, $dst|$dst, $src}",
836 [(set GR16:$dst, (X86bsr GR16:$src)), (implicit EFLAGS)]>, TB;
837 def BSR16rm : I<0xBD, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
838 "bsr{w}\t{$src, $dst|$dst, $src}",
839 [(set GR16:$dst, (X86bsr (loadi16 addr:$src))),
840 (implicit EFLAGS)]>, TB;
841 def BSR32rr : I<0xBD, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
842 "bsr{l}\t{$src, $dst|$dst, $src}",
843 [(set GR32:$dst, (X86bsr GR32:$src)), (implicit EFLAGS)]>, TB;
844 def BSR32rm : I<0xBD, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
845 "bsr{l}\t{$src, $dst|$dst, $src}",
846 [(set GR32:$dst, (X86bsr (loadi32 addr:$src))),
847 (implicit EFLAGS)]>, TB;
850 let neverHasSideEffects = 1 in
851 def LEA16r : I<0x8D, MRMSrcMem,
852 (outs GR16:$dst), (ins lea32mem:$src),
853 "lea{w}\t{$src|$dst}, {$dst|$src}", []>, OpSize;
854 let isReMaterializable = 1 in
855 def LEA32r : I<0x8D, MRMSrcMem,
856 (outs GR32:$dst), (ins lea32mem:$src),
857 "lea{l}\t{$src|$dst}, {$dst|$src}",
858 [(set GR32:$dst, lea32addr:$src)]>, Requires<[In32BitMode]>;
860 let Defs = [ECX,EDI,ESI], Uses = [ECX,EDI,ESI], isCodeGenOnly = 1 in {
861 def REP_MOVSB : I<0xA4, RawFrm, (outs), (ins), "{rep;movsb|rep movsb}",
862 [(X86rep_movs i8)]>, REP;
863 def REP_MOVSW : I<0xA5, RawFrm, (outs), (ins), "{rep;movsw|rep movsw}",
864 [(X86rep_movs i16)]>, REP, OpSize;
865 def REP_MOVSD : I<0xA5, RawFrm, (outs), (ins), "{rep;movsl|rep movsd}",
866 [(X86rep_movs i32)]>, REP;
869 // These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI
870 let Defs = [EDI,ESI], Uses = [EDI,ESI,EFLAGS] in {
871 def MOVSB : I<0xA4, RawFrm, (outs), (ins), "{movsb}", []>;
872 def MOVSW : I<0xA5, RawFrm, (outs), (ins), "{movsw}", []>, OpSize;
873 def MOVSD : I<0xA5, RawFrm, (outs), (ins), "{movsl|movsd}", []>;
876 let Defs = [ECX,EDI], Uses = [AL,ECX,EDI], isCodeGenOnly = 1 in
877 def REP_STOSB : I<0xAA, RawFrm, (outs), (ins), "{rep;stosb|rep stosb}",
878 [(X86rep_stos i8)]>, REP;
879 let Defs = [ECX,EDI], Uses = [AX,ECX,EDI], isCodeGenOnly = 1 in
880 def REP_STOSW : I<0xAB, RawFrm, (outs), (ins), "{rep;stosw|rep stosw}",
881 [(X86rep_stos i16)]>, REP, OpSize;
882 let Defs = [ECX,EDI], Uses = [EAX,ECX,EDI], isCodeGenOnly = 1 in
883 def REP_STOSD : I<0xAB, RawFrm, (outs), (ins), "{rep;stosl|rep stosd}",
884 [(X86rep_stos i32)]>, REP;
886 // These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI
887 let Defs = [EDI], Uses = [AL,EDI,EFLAGS] in
888 def STOSB : I<0xAA, RawFrm, (outs), (ins), "{stosb}", []>;
889 let Defs = [EDI], Uses = [AX,EDI,EFLAGS] in
890 def STOSW : I<0xAB, RawFrm, (outs), (ins), "{stosw}", []>, OpSize;
891 let Defs = [EDI], Uses = [EAX,EDI,EFLAGS] in
892 def STOSD : I<0xAB, RawFrm, (outs), (ins), "{stosl|stosd}", []>;
894 def SCAS8 : I<0xAE, RawFrm, (outs), (ins), "scas{b}", []>;
895 def SCAS16 : I<0xAF, RawFrm, (outs), (ins), "scas{w}", []>, OpSize;
896 def SCAS32 : I<0xAF, RawFrm, (outs), (ins), "scas{l}", []>;
898 def CMPS8 : I<0xA6, RawFrm, (outs), (ins), "cmps{b}", []>;
899 def CMPS16 : I<0xA7, RawFrm, (outs), (ins), "cmps{w}", []>, OpSize;
900 def CMPS32 : I<0xA7, RawFrm, (outs), (ins), "cmps{l}", []>;
902 let Defs = [RAX, RDX] in
903 def RDTSC : I<0x31, RawFrm, (outs), (ins), "rdtsc", [(X86rdtsc)]>,
906 let isBarrier = 1, hasCtrlDep = 1 in {
907 def TRAP : I<0x0B, RawFrm, (outs), (ins), "ud2", [(trap)]>, TB;
910 def SYSCALL : I<0x05, RawFrm,
911 (outs), (ins), "syscall", []>, TB;
912 def SYSRET : I<0x07, RawFrm,
913 (outs), (ins), "sysret", []>, TB;
914 def SYSENTER : I<0x34, RawFrm,
915 (outs), (ins), "sysenter", []>, TB;
916 def SYSEXIT : I<0x35, RawFrm,
917 (outs), (ins), "sysexit", []>, TB;
919 def WAIT : I<0x9B, RawFrm, (outs), (ins), "wait", []>;
922 //===----------------------------------------------------------------------===//
923 // Input/Output Instructions...
925 let Defs = [AL], Uses = [DX] in
926 def IN8rr : I<0xEC, RawFrm, (outs), (ins),
927 "in{b}\t{%dx, %al|%AL, %DX}", []>;
928 let Defs = [AX], Uses = [DX] in
929 def IN16rr : I<0xED, RawFrm, (outs), (ins),
930 "in{w}\t{%dx, %ax|%AX, %DX}", []>, OpSize;
931 let Defs = [EAX], Uses = [DX] in
932 def IN32rr : I<0xED, RawFrm, (outs), (ins),
933 "in{l}\t{%dx, %eax|%EAX, %DX}", []>;
936 def IN8ri : Ii8<0xE4, RawFrm, (outs), (ins i16i8imm:$port),
937 "in{b}\t{$port, %al|%AL, $port}", []>;
939 def IN16ri : Ii8<0xE5, RawFrm, (outs), (ins i16i8imm:$port),
940 "in{w}\t{$port, %ax|%AX, $port}", []>, OpSize;
942 def IN32ri : Ii8<0xE5, RawFrm, (outs), (ins i16i8imm:$port),
943 "in{l}\t{$port, %eax|%EAX, $port}", []>;
945 let Uses = [DX, AL] in
946 def OUT8rr : I<0xEE, RawFrm, (outs), (ins),
947 "out{b}\t{%al, %dx|%DX, %AL}", []>;
948 let Uses = [DX, AX] in
949 def OUT16rr : I<0xEF, RawFrm, (outs), (ins),
950 "out{w}\t{%ax, %dx|%DX, %AX}", []>, OpSize;
951 let Uses = [DX, EAX] in
952 def OUT32rr : I<0xEF, RawFrm, (outs), (ins),
953 "out{l}\t{%eax, %dx|%DX, %EAX}", []>;
956 def OUT8ir : Ii8<0xE6, RawFrm, (outs), (ins i16i8imm:$port),
957 "out{b}\t{%al, $port|$port, %AL}", []>;
959 def OUT16ir : Ii8<0xE7, RawFrm, (outs), (ins i16i8imm:$port),
960 "out{w}\t{%ax, $port|$port, %AX}", []>, OpSize;
962 def OUT32ir : Ii8<0xE7, RawFrm, (outs), (ins i16i8imm:$port),
963 "out{l}\t{%eax, $port|$port, %EAX}", []>;
965 def IN8 : I<0x6C, RawFrm, (outs), (ins),
967 def IN16 : I<0x6D, RawFrm, (outs), (ins),
968 "ins{w}", []>, OpSize;
969 def IN32 : I<0x6D, RawFrm, (outs), (ins),
972 //===----------------------------------------------------------------------===//
973 // Move Instructions...
975 let neverHasSideEffects = 1 in {
976 def MOV8rr : I<0x88, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src),
977 "mov{b}\t{$src, $dst|$dst, $src}", []>;
978 def MOV16rr : I<0x89, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
979 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
980 def MOV32rr : I<0x89, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
981 "mov{l}\t{$src, $dst|$dst, $src}", []>;
983 let isReMaterializable = 1, isAsCheapAsAMove = 1 in {
984 def MOV8ri : Ii8 <0xB0, AddRegFrm, (outs GR8 :$dst), (ins i8imm :$src),
985 "mov{b}\t{$src, $dst|$dst, $src}",
986 [(set GR8:$dst, imm:$src)]>;
987 def MOV16ri : Ii16<0xB8, AddRegFrm, (outs GR16:$dst), (ins i16imm:$src),
988 "mov{w}\t{$src, $dst|$dst, $src}",
989 [(set GR16:$dst, imm:$src)]>, OpSize;
990 def MOV32ri : Ii32<0xB8, AddRegFrm, (outs GR32:$dst), (ins i32imm:$src),
991 "mov{l}\t{$src, $dst|$dst, $src}",
992 [(set GR32:$dst, imm:$src)]>;
995 def MOV8mi : Ii8 <0xC6, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src),
996 "mov{b}\t{$src, $dst|$dst, $src}",
997 [(store (i8 imm:$src), addr:$dst)]>;
998 def MOV16mi : Ii16<0xC7, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src),
999 "mov{w}\t{$src, $dst|$dst, $src}",
1000 [(store (i16 imm:$src), addr:$dst)]>, OpSize;
1001 def MOV32mi : Ii32<0xC7, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src),
1002 "mov{l}\t{$src, $dst|$dst, $src}",
1003 [(store (i32 imm:$src), addr:$dst)]>;
1005 def MOV8o8a : Ii8 <0xA0, RawFrm, (outs), (ins offset8:$src),
1006 "mov{b}\t{$src, %al|%al, $src}", []>;
1007 def MOV16o16a : Ii16 <0xA1, RawFrm, (outs), (ins offset16:$src),
1008 "mov{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
1009 def MOV32o32a : Ii32 <0xA1, RawFrm, (outs), (ins offset32:$src),
1010 "mov{l}\t{$src, %eax|%eax, $src}", []>;
1012 def MOV8ao8 : Ii8 <0xA2, RawFrm, (outs offset8:$dst), (ins),
1013 "mov{b}\t{%al, $dst|$dst, %al}", []>;
1014 def MOV16ao16 : Ii16 <0xA3, RawFrm, (outs offset16:$dst), (ins),
1015 "mov{w}\t{%ax, $dst|$dst, %ax}", []>, OpSize;
1016 def MOV32ao32 : Ii32 <0xA3, RawFrm, (outs offset32:$dst), (ins),
1017 "mov{l}\t{%eax, $dst|$dst, %eax}", []>;
1019 // Moves to and from segment registers
1020 def MOV16rs : I<0x8C, MRMDestReg, (outs GR16:$dst), (ins SEGMENT_REG:$src),
1021 "mov{w}\t{$src, $dst|$dst, $src}", []>;
1022 def MOV16ms : I<0x8C, MRMDestMem, (outs i16mem:$dst), (ins SEGMENT_REG:$src),
1023 "mov{w}\t{$src, $dst|$dst, $src}", []>;
1024 def MOV16sr : I<0x8E, MRMSrcReg, (outs SEGMENT_REG:$dst), (ins GR16:$src),
1025 "mov{w}\t{$src, $dst|$dst, $src}", []>;
1026 def MOV16sm : I<0x8E, MRMSrcMem, (outs SEGMENT_REG:$dst), (ins i16mem:$src),
1027 "mov{w}\t{$src, $dst|$dst, $src}", []>;
1029 def MOV8rr_REV : I<0x8A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src),
1030 "mov{b}\t{$src, $dst|$dst, $src}", []>;
1031 def MOV16rr_REV : I<0x8B, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
1032 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
1033 def MOV32rr_REV : I<0x8B, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
1034 "mov{l}\t{$src, $dst|$dst, $src}", []>;
1036 let canFoldAsLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
1037 def MOV8rm : I<0x8A, MRMSrcMem, (outs GR8 :$dst), (ins i8mem :$src),
1038 "mov{b}\t{$src, $dst|$dst, $src}",
1039 [(set GR8:$dst, (loadi8 addr:$src))]>;
1040 def MOV16rm : I<0x8B, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
1041 "mov{w}\t{$src, $dst|$dst, $src}",
1042 [(set GR16:$dst, (loadi16 addr:$src))]>, OpSize;
1043 def MOV32rm : I<0x8B, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
1044 "mov{l}\t{$src, $dst|$dst, $src}",
1045 [(set GR32:$dst, (loadi32 addr:$src))]>;
1048 def MOV8mr : I<0x88, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src),
1049 "mov{b}\t{$src, $dst|$dst, $src}",
1050 [(store GR8:$src, addr:$dst)]>;
1051 def MOV16mr : I<0x89, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
1052 "mov{w}\t{$src, $dst|$dst, $src}",
1053 [(store GR16:$src, addr:$dst)]>, OpSize;
1054 def MOV32mr : I<0x89, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
1055 "mov{l}\t{$src, $dst|$dst, $src}",
1056 [(store GR32:$src, addr:$dst)]>;
1058 // Versions of MOV8rr, MOV8mr, and MOV8rm that use i8mem_NOREX and GR8_NOREX so
1059 // that they can be used for copying and storing h registers, which can't be
1060 // encoded when a REX prefix is present.
1061 let neverHasSideEffects = 1 in
1062 def MOV8rr_NOREX : I<0x88, MRMDestReg,
1063 (outs GR8_NOREX:$dst), (ins GR8_NOREX:$src),
1064 "mov{b}\t{$src, $dst|$dst, $src} # NOREX", []>;
1066 def MOV8mr_NOREX : I<0x88, MRMDestMem,
1067 (outs), (ins i8mem_NOREX:$dst, GR8_NOREX:$src),
1068 "mov{b}\t{$src, $dst|$dst, $src} # NOREX", []>;
1070 canFoldAsLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in
1071 def MOV8rm_NOREX : I<0x8A, MRMSrcMem,
1072 (outs GR8_NOREX:$dst), (ins i8mem_NOREX:$src),
1073 "mov{b}\t{$src, $dst|$dst, $src} # NOREX", []>;
1075 // Moves to and from debug registers
1076 def MOV32rd : I<0x21, MRMDestReg, (outs GR32:$dst), (ins DEBUG_REG:$src),
1077 "mov{l}\t{$src, $dst|$dst, $src}", []>, TB;
1078 def MOV32dr : I<0x23, MRMSrcReg, (outs DEBUG_REG:$dst), (ins GR32:$src),
1079 "mov{l}\t{$src, $dst|$dst, $src}", []>, TB;
1081 // Moves to and from control registers
1082 def MOV32rc : I<0x20, MRMDestReg, (outs GR32:$dst), (ins CONTROL_REG_32:$src),
1083 "mov{q}\t{$src, $dst|$dst, $src}", []>, TB;
1084 def MOV32cr : I<0x22, MRMSrcReg, (outs CONTROL_REG_32:$dst), (ins GR32:$src),
1085 "mov{q}\t{$src, $dst|$dst, $src}", []>, TB;
1087 //===----------------------------------------------------------------------===//
1088 // Fixed-Register Multiplication and Division Instructions...
1091 // Extra precision multiplication
1092 let Defs = [AL,AH,EFLAGS], Uses = [AL] in
1093 def MUL8r : I<0xF6, MRM4r, (outs), (ins GR8:$src), "mul{b}\t$src",
1094 // FIXME: Used for 8-bit mul, ignore result upper 8 bits.
1095 // This probably ought to be moved to a def : Pat<> if the
1096 // syntax can be accepted.
1097 [(set AL, (mul AL, GR8:$src)),
1098 (implicit EFLAGS)]>; // AL,AH = AL*GR8
1100 let Defs = [AX,DX,EFLAGS], Uses = [AX], neverHasSideEffects = 1 in
1101 def MUL16r : I<0xF7, MRM4r, (outs), (ins GR16:$src),
1103 []>, OpSize; // AX,DX = AX*GR16
1105 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX], neverHasSideEffects = 1 in
1106 def MUL32r : I<0xF7, MRM4r, (outs), (ins GR32:$src),
1108 []>; // EAX,EDX = EAX*GR32
1110 let Defs = [AL,AH,EFLAGS], Uses = [AL] in
1111 def MUL8m : I<0xF6, MRM4m, (outs), (ins i8mem :$src),
1113 // FIXME: Used for 8-bit mul, ignore result upper 8 bits.
1114 // This probably ought to be moved to a def : Pat<> if the
1115 // syntax can be accepted.
1116 [(set AL, (mul AL, (loadi8 addr:$src))),
1117 (implicit EFLAGS)]>; // AL,AH = AL*[mem8]
1119 let mayLoad = 1, neverHasSideEffects = 1 in {
1120 let Defs = [AX,DX,EFLAGS], Uses = [AX] in
1121 def MUL16m : I<0xF7, MRM4m, (outs), (ins i16mem:$src),
1123 []>, OpSize; // AX,DX = AX*[mem16]
1125 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
1126 def MUL32m : I<0xF7, MRM4m, (outs), (ins i32mem:$src),
1128 []>; // EAX,EDX = EAX*[mem32]
1131 let neverHasSideEffects = 1 in {
1132 let Defs = [AL,AH,EFLAGS], Uses = [AL] in
1133 def IMUL8r : I<0xF6, MRM5r, (outs), (ins GR8:$src), "imul{b}\t$src", []>;
1135 let Defs = [AX,DX,EFLAGS], Uses = [AX] in
1136 def IMUL16r : I<0xF7, MRM5r, (outs), (ins GR16:$src), "imul{w}\t$src", []>,
1137 OpSize; // AX,DX = AX*GR16
1138 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
1139 def IMUL32r : I<0xF7, MRM5r, (outs), (ins GR32:$src), "imul{l}\t$src", []>;
1140 // EAX,EDX = EAX*GR32
1141 let mayLoad = 1 in {
1142 let Defs = [AL,AH,EFLAGS], Uses = [AL] in
1143 def IMUL8m : I<0xF6, MRM5m, (outs), (ins i8mem :$src),
1144 "imul{b}\t$src", []>; // AL,AH = AL*[mem8]
1145 let Defs = [AX,DX,EFLAGS], Uses = [AX] in
1146 def IMUL16m : I<0xF7, MRM5m, (outs), (ins i16mem:$src),
1147 "imul{w}\t$src", []>, OpSize; // AX,DX = AX*[mem16]
1148 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
1149 def IMUL32m : I<0xF7, MRM5m, (outs), (ins i32mem:$src),
1150 "imul{l}\t$src", []>; // EAX,EDX = EAX*[mem32]
1152 } // neverHasSideEffects
1154 // unsigned division/remainder
1155 let Defs = [AL,AH,EFLAGS], Uses = [AX] in
1156 def DIV8r : I<0xF6, MRM6r, (outs), (ins GR8:$src), // AX/r8 = AL,AH
1157 "div{b}\t$src", []>;
1158 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
1159 def DIV16r : I<0xF7, MRM6r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX
1160 "div{w}\t$src", []>, OpSize;
1161 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
1162 def DIV32r : I<0xF7, MRM6r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX
1163 "div{l}\t$src", []>;
1164 let mayLoad = 1 in {
1165 let Defs = [AL,AH,EFLAGS], Uses = [AX] in
1166 def DIV8m : I<0xF6, MRM6m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH
1167 "div{b}\t$src", []>;
1168 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
1169 def DIV16m : I<0xF7, MRM6m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX
1170 "div{w}\t$src", []>, OpSize;
1171 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
1172 // EDX:EAX/[mem32] = EAX,EDX
1173 def DIV32m : I<0xF7, MRM6m, (outs), (ins i32mem:$src),
1174 "div{l}\t$src", []>;
1177 // Signed division/remainder.
1178 let Defs = [AL,AH,EFLAGS], Uses = [AX] in
1179 def IDIV8r : I<0xF6, MRM7r, (outs), (ins GR8:$src), // AX/r8 = AL,AH
1180 "idiv{b}\t$src", []>;
1181 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
1182 def IDIV16r: I<0xF7, MRM7r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX
1183 "idiv{w}\t$src", []>, OpSize;
1184 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
1185 def IDIV32r: I<0xF7, MRM7r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX
1186 "idiv{l}\t$src", []>;
1187 let mayLoad = 1, mayLoad = 1 in {
1188 let Defs = [AL,AH,EFLAGS], Uses = [AX] in
1189 def IDIV8m : I<0xF6, MRM7m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH
1190 "idiv{b}\t$src", []>;
1191 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
1192 def IDIV16m: I<0xF7, MRM7m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX
1193 "idiv{w}\t$src", []>, OpSize;
1194 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
1195 def IDIV32m: I<0xF7, MRM7m, (outs), (ins i32mem:$src),
1196 // EDX:EAX/[mem32] = EAX,EDX
1197 "idiv{l}\t$src", []>;
1200 //===----------------------------------------------------------------------===//
1201 // Two address Instructions.
1203 let isTwoAddress = 1 in {
1205 // Conditional moves
1206 let Uses = [EFLAGS] in {
1208 // X86 doesn't have 8-bit conditional moves. Use a customInserter to
1209 // emit control flow. An alternative to this is to mark i8 SELECT as Promote,
1210 // however that requires promoting the operands, and can induce additional
1211 // i8 register pressure. Note that CMOV_GR8 is conservatively considered to
1212 // clobber EFLAGS, because if one of the operands is zero, the expansion
1213 // could involve an xor.
1214 let usesCustomInserter = 1, isTwoAddress = 0, Defs = [EFLAGS] in
1215 def CMOV_GR8 : I<0, Pseudo,
1216 (outs GR8:$dst), (ins GR8:$src1, GR8:$src2, i8imm:$cond),
1217 "#CMOV_GR8 PSEUDO!",
1218 [(set GR8:$dst, (X86cmov GR8:$src1, GR8:$src2,
1219 imm:$cond, EFLAGS))]>;
1221 let isCommutable = 1 in {
1222 def CMOVB16rr : I<0x42, MRMSrcReg, // if <u, GR16 = GR16
1223 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1224 "cmovb{w}\t{$src2, $dst|$dst, $src2}",
1225 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1226 X86_COND_B, EFLAGS))]>,
1228 def CMOVB32rr : I<0x42, MRMSrcReg, // if <u, GR32 = GR32
1229 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1230 "cmovb{l}\t{$src2, $dst|$dst, $src2}",
1231 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1232 X86_COND_B, EFLAGS))]>,
1234 def CMOVAE16rr: I<0x43, MRMSrcReg, // if >=u, GR16 = GR16
1235 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1236 "cmovae{w}\t{$src2, $dst|$dst, $src2}",
1237 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1238 X86_COND_AE, EFLAGS))]>,
1240 def CMOVAE32rr: I<0x43, MRMSrcReg, // if >=u, GR32 = GR32
1241 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1242 "cmovae{l}\t{$src2, $dst|$dst, $src2}",
1243 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1244 X86_COND_AE, EFLAGS))]>,
1246 def CMOVE16rr : I<0x44, MRMSrcReg, // if ==, GR16 = GR16
1247 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1248 "cmove{w}\t{$src2, $dst|$dst, $src2}",
1249 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1250 X86_COND_E, EFLAGS))]>,
1252 def CMOVE32rr : I<0x44, MRMSrcReg, // if ==, GR32 = GR32
1253 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1254 "cmove{l}\t{$src2, $dst|$dst, $src2}",
1255 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1256 X86_COND_E, EFLAGS))]>,
1258 def CMOVNE16rr: I<0x45, MRMSrcReg, // if !=, GR16 = GR16
1259 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1260 "cmovne{w}\t{$src2, $dst|$dst, $src2}",
1261 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1262 X86_COND_NE, EFLAGS))]>,
1264 def CMOVNE32rr: I<0x45, MRMSrcReg, // if !=, GR32 = GR32
1265 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1266 "cmovne{l}\t{$src2, $dst|$dst, $src2}",
1267 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1268 X86_COND_NE, EFLAGS))]>,
1270 def CMOVBE16rr: I<0x46, MRMSrcReg, // if <=u, GR16 = GR16
1271 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1272 "cmovbe{w}\t{$src2, $dst|$dst, $src2}",
1273 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1274 X86_COND_BE, EFLAGS))]>,
1276 def CMOVBE32rr: I<0x46, MRMSrcReg, // if <=u, GR32 = GR32
1277 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1278 "cmovbe{l}\t{$src2, $dst|$dst, $src2}",
1279 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1280 X86_COND_BE, EFLAGS))]>,
1282 def CMOVA16rr : I<0x47, MRMSrcReg, // if >u, GR16 = GR16
1283 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1284 "cmova{w}\t{$src2, $dst|$dst, $src2}",
1285 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1286 X86_COND_A, EFLAGS))]>,
1288 def CMOVA32rr : I<0x47, MRMSrcReg, // if >u, GR32 = GR32
1289 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1290 "cmova{l}\t{$src2, $dst|$dst, $src2}",
1291 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1292 X86_COND_A, EFLAGS))]>,
1294 def CMOVL16rr : I<0x4C, MRMSrcReg, // if <s, GR16 = GR16
1295 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1296 "cmovl{w}\t{$src2, $dst|$dst, $src2}",
1297 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1298 X86_COND_L, EFLAGS))]>,
1300 def CMOVL32rr : I<0x4C, MRMSrcReg, // if <s, GR32 = GR32
1301 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1302 "cmovl{l}\t{$src2, $dst|$dst, $src2}",
1303 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1304 X86_COND_L, EFLAGS))]>,
1306 def CMOVGE16rr: I<0x4D, MRMSrcReg, // if >=s, GR16 = GR16
1307 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1308 "cmovge{w}\t{$src2, $dst|$dst, $src2}",
1309 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1310 X86_COND_GE, EFLAGS))]>,
1312 def CMOVGE32rr: I<0x4D, MRMSrcReg, // if >=s, GR32 = GR32
1313 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1314 "cmovge{l}\t{$src2, $dst|$dst, $src2}",
1315 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1316 X86_COND_GE, EFLAGS))]>,
1318 def CMOVLE16rr: I<0x4E, MRMSrcReg, // if <=s, GR16 = GR16
1319 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1320 "cmovle{w}\t{$src2, $dst|$dst, $src2}",
1321 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1322 X86_COND_LE, EFLAGS))]>,
1324 def CMOVLE32rr: I<0x4E, MRMSrcReg, // if <=s, GR32 = GR32
1325 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1326 "cmovle{l}\t{$src2, $dst|$dst, $src2}",
1327 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1328 X86_COND_LE, EFLAGS))]>,
1330 def CMOVG16rr : I<0x4F, MRMSrcReg, // if >s, GR16 = GR16
1331 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1332 "cmovg{w}\t{$src2, $dst|$dst, $src2}",
1333 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1334 X86_COND_G, EFLAGS))]>,
1336 def CMOVG32rr : I<0x4F, MRMSrcReg, // if >s, GR32 = GR32
1337 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1338 "cmovg{l}\t{$src2, $dst|$dst, $src2}",
1339 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1340 X86_COND_G, EFLAGS))]>,
1342 def CMOVS16rr : I<0x48, MRMSrcReg, // if signed, GR16 = GR16
1343 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1344 "cmovs{w}\t{$src2, $dst|$dst, $src2}",
1345 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1346 X86_COND_S, EFLAGS))]>,
1348 def CMOVS32rr : I<0x48, MRMSrcReg, // if signed, GR32 = GR32
1349 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1350 "cmovs{l}\t{$src2, $dst|$dst, $src2}",
1351 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1352 X86_COND_S, EFLAGS))]>,
1354 def CMOVNS16rr: I<0x49, MRMSrcReg, // if !signed, GR16 = GR16
1355 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1356 "cmovns{w}\t{$src2, $dst|$dst, $src2}",
1357 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1358 X86_COND_NS, EFLAGS))]>,
1360 def CMOVNS32rr: I<0x49, MRMSrcReg, // if !signed, GR32 = GR32
1361 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1362 "cmovns{l}\t{$src2, $dst|$dst, $src2}",
1363 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1364 X86_COND_NS, EFLAGS))]>,
1366 def CMOVP16rr : I<0x4A, MRMSrcReg, // if parity, GR16 = GR16
1367 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1368 "cmovp{w}\t{$src2, $dst|$dst, $src2}",
1369 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1370 X86_COND_P, EFLAGS))]>,
1372 def CMOVP32rr : I<0x4A, MRMSrcReg, // if parity, GR32 = GR32
1373 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1374 "cmovp{l}\t{$src2, $dst|$dst, $src2}",
1375 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1376 X86_COND_P, EFLAGS))]>,
1378 def CMOVNP16rr : I<0x4B, MRMSrcReg, // if !parity, GR16 = GR16
1379 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1380 "cmovnp{w}\t{$src2, $dst|$dst, $src2}",
1381 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1382 X86_COND_NP, EFLAGS))]>,
1384 def CMOVNP32rr : I<0x4B, MRMSrcReg, // if !parity, GR32 = GR32
1385 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1386 "cmovnp{l}\t{$src2, $dst|$dst, $src2}",
1387 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1388 X86_COND_NP, EFLAGS))]>,
1390 def CMOVO16rr : I<0x40, MRMSrcReg, // if overflow, GR16 = GR16
1391 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1392 "cmovo{w}\t{$src2, $dst|$dst, $src2}",
1393 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1394 X86_COND_O, EFLAGS))]>,
1396 def CMOVO32rr : I<0x40, MRMSrcReg, // if overflow, GR32 = GR32
1397 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1398 "cmovo{l}\t{$src2, $dst|$dst, $src2}",
1399 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1400 X86_COND_O, EFLAGS))]>,
1402 def CMOVNO16rr : I<0x41, MRMSrcReg, // if !overflow, GR16 = GR16
1403 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1404 "cmovno{w}\t{$src2, $dst|$dst, $src2}",
1405 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1406 X86_COND_NO, EFLAGS))]>,
1408 def CMOVNO32rr : I<0x41, MRMSrcReg, // if !overflow, GR32 = GR32
1409 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1410 "cmovno{l}\t{$src2, $dst|$dst, $src2}",
1411 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1412 X86_COND_NO, EFLAGS))]>,
1414 } // isCommutable = 1
1416 def CMOVB16rm : I<0x42, MRMSrcMem, // if <u, GR16 = [mem16]
1417 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1418 "cmovb{w}\t{$src2, $dst|$dst, $src2}",
1419 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1420 X86_COND_B, EFLAGS))]>,
1422 def CMOVB32rm : I<0x42, MRMSrcMem, // if <u, GR32 = [mem32]
1423 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1424 "cmovb{l}\t{$src2, $dst|$dst, $src2}",
1425 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1426 X86_COND_B, EFLAGS))]>,
1428 def CMOVAE16rm: I<0x43, MRMSrcMem, // if >=u, GR16 = [mem16]
1429 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1430 "cmovae{w}\t{$src2, $dst|$dst, $src2}",
1431 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1432 X86_COND_AE, EFLAGS))]>,
1434 def CMOVAE32rm: I<0x43, MRMSrcMem, // if >=u, GR32 = [mem32]
1435 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1436 "cmovae{l}\t{$src2, $dst|$dst, $src2}",
1437 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1438 X86_COND_AE, EFLAGS))]>,
1440 def CMOVE16rm : I<0x44, MRMSrcMem, // if ==, GR16 = [mem16]
1441 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1442 "cmove{w}\t{$src2, $dst|$dst, $src2}",
1443 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1444 X86_COND_E, EFLAGS))]>,
1446 def CMOVE32rm : I<0x44, MRMSrcMem, // if ==, GR32 = [mem32]
1447 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1448 "cmove{l}\t{$src2, $dst|$dst, $src2}",
1449 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1450 X86_COND_E, EFLAGS))]>,
1452 def CMOVNE16rm: I<0x45, MRMSrcMem, // if !=, GR16 = [mem16]
1453 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1454 "cmovne{w}\t{$src2, $dst|$dst, $src2}",
1455 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1456 X86_COND_NE, EFLAGS))]>,
1458 def CMOVNE32rm: I<0x45, MRMSrcMem, // if !=, GR32 = [mem32]
1459 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1460 "cmovne{l}\t{$src2, $dst|$dst, $src2}",
1461 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1462 X86_COND_NE, EFLAGS))]>,
1464 def CMOVBE16rm: I<0x46, MRMSrcMem, // if <=u, GR16 = [mem16]
1465 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1466 "cmovbe{w}\t{$src2, $dst|$dst, $src2}",
1467 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1468 X86_COND_BE, EFLAGS))]>,
1470 def CMOVBE32rm: I<0x46, MRMSrcMem, // if <=u, GR32 = [mem32]
1471 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1472 "cmovbe{l}\t{$src2, $dst|$dst, $src2}",
1473 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1474 X86_COND_BE, EFLAGS))]>,
1476 def CMOVA16rm : I<0x47, MRMSrcMem, // if >u, GR16 = [mem16]
1477 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1478 "cmova{w}\t{$src2, $dst|$dst, $src2}",
1479 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1480 X86_COND_A, EFLAGS))]>,
1482 def CMOVA32rm : I<0x47, MRMSrcMem, // if >u, GR32 = [mem32]
1483 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1484 "cmova{l}\t{$src2, $dst|$dst, $src2}",
1485 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1486 X86_COND_A, EFLAGS))]>,
1488 def CMOVL16rm : I<0x4C, MRMSrcMem, // if <s, GR16 = [mem16]
1489 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1490 "cmovl{w}\t{$src2, $dst|$dst, $src2}",
1491 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1492 X86_COND_L, EFLAGS))]>,
1494 def CMOVL32rm : I<0x4C, MRMSrcMem, // if <s, GR32 = [mem32]
1495 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1496 "cmovl{l}\t{$src2, $dst|$dst, $src2}",
1497 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1498 X86_COND_L, EFLAGS))]>,
1500 def CMOVGE16rm: I<0x4D, MRMSrcMem, // if >=s, GR16 = [mem16]
1501 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1502 "cmovge{w}\t{$src2, $dst|$dst, $src2}",
1503 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1504 X86_COND_GE, EFLAGS))]>,
1506 def CMOVGE32rm: I<0x4D, MRMSrcMem, // if >=s, GR32 = [mem32]
1507 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1508 "cmovge{l}\t{$src2, $dst|$dst, $src2}",
1509 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1510 X86_COND_GE, EFLAGS))]>,
1512 def CMOVLE16rm: I<0x4E, MRMSrcMem, // if <=s, GR16 = [mem16]
1513 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1514 "cmovle{w}\t{$src2, $dst|$dst, $src2}",
1515 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1516 X86_COND_LE, EFLAGS))]>,
1518 def CMOVLE32rm: I<0x4E, MRMSrcMem, // if <=s, GR32 = [mem32]
1519 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1520 "cmovle{l}\t{$src2, $dst|$dst, $src2}",
1521 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1522 X86_COND_LE, EFLAGS))]>,
1524 def CMOVG16rm : I<0x4F, MRMSrcMem, // if >s, GR16 = [mem16]
1525 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1526 "cmovg{w}\t{$src2, $dst|$dst, $src2}",
1527 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1528 X86_COND_G, EFLAGS))]>,
1530 def CMOVG32rm : I<0x4F, MRMSrcMem, // if >s, GR32 = [mem32]
1531 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1532 "cmovg{l}\t{$src2, $dst|$dst, $src2}",
1533 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1534 X86_COND_G, EFLAGS))]>,
1536 def CMOVS16rm : I<0x48, MRMSrcMem, // if signed, GR16 = [mem16]
1537 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1538 "cmovs{w}\t{$src2, $dst|$dst, $src2}",
1539 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1540 X86_COND_S, EFLAGS))]>,
1542 def CMOVS32rm : I<0x48, MRMSrcMem, // if signed, GR32 = [mem32]
1543 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1544 "cmovs{l}\t{$src2, $dst|$dst, $src2}",
1545 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1546 X86_COND_S, EFLAGS))]>,
1548 def CMOVNS16rm: I<0x49, MRMSrcMem, // if !signed, GR16 = [mem16]
1549 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1550 "cmovns{w}\t{$src2, $dst|$dst, $src2}",
1551 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1552 X86_COND_NS, EFLAGS))]>,
1554 def CMOVNS32rm: I<0x49, MRMSrcMem, // if !signed, GR32 = [mem32]
1555 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1556 "cmovns{l}\t{$src2, $dst|$dst, $src2}",
1557 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1558 X86_COND_NS, EFLAGS))]>,
1560 def CMOVP16rm : I<0x4A, MRMSrcMem, // if parity, GR16 = [mem16]
1561 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1562 "cmovp{w}\t{$src2, $dst|$dst, $src2}",
1563 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1564 X86_COND_P, EFLAGS))]>,
1566 def CMOVP32rm : I<0x4A, MRMSrcMem, // if parity, GR32 = [mem32]
1567 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1568 "cmovp{l}\t{$src2, $dst|$dst, $src2}",
1569 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1570 X86_COND_P, EFLAGS))]>,
1572 def CMOVNP16rm : I<0x4B, MRMSrcMem, // if !parity, GR16 = [mem16]
1573 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1574 "cmovnp{w}\t{$src2, $dst|$dst, $src2}",
1575 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1576 X86_COND_NP, EFLAGS))]>,
1578 def CMOVNP32rm : I<0x4B, MRMSrcMem, // if !parity, GR32 = [mem32]
1579 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1580 "cmovnp{l}\t{$src2, $dst|$dst, $src2}",
1581 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1582 X86_COND_NP, EFLAGS))]>,
1584 def CMOVO16rm : I<0x40, MRMSrcMem, // if overflow, GR16 = [mem16]
1585 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1586 "cmovo{w}\t{$src2, $dst|$dst, $src2}",
1587 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1588 X86_COND_O, EFLAGS))]>,
1590 def CMOVO32rm : I<0x40, MRMSrcMem, // if overflow, GR32 = [mem32]
1591 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1592 "cmovo{l}\t{$src2, $dst|$dst, $src2}",
1593 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1594 X86_COND_O, EFLAGS))]>,
1596 def CMOVNO16rm : I<0x41, MRMSrcMem, // if !overflow, GR16 = [mem16]
1597 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1598 "cmovno{w}\t{$src2, $dst|$dst, $src2}",
1599 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1600 X86_COND_NO, EFLAGS))]>,
1602 def CMOVNO32rm : I<0x41, MRMSrcMem, // if !overflow, GR32 = [mem32]
1603 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1604 "cmovno{l}\t{$src2, $dst|$dst, $src2}",
1605 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1606 X86_COND_NO, EFLAGS))]>,
1608 } // Uses = [EFLAGS]
1611 // unary instructions
1612 let CodeSize = 2 in {
1613 let Defs = [EFLAGS] in {
1614 def NEG8r : I<0xF6, MRM3r, (outs GR8 :$dst), (ins GR8 :$src), "neg{b}\t$dst",
1615 [(set GR8:$dst, (ineg GR8:$src)),
1616 (implicit EFLAGS)]>;
1617 def NEG16r : I<0xF7, MRM3r, (outs GR16:$dst), (ins GR16:$src), "neg{w}\t$dst",
1618 [(set GR16:$dst, (ineg GR16:$src)),
1619 (implicit EFLAGS)]>, OpSize;
1620 def NEG32r : I<0xF7, MRM3r, (outs GR32:$dst), (ins GR32:$src), "neg{l}\t$dst",
1621 [(set GR32:$dst, (ineg GR32:$src)),
1622 (implicit EFLAGS)]>;
1623 let isTwoAddress = 0 in {
1624 def NEG8m : I<0xF6, MRM3m, (outs), (ins i8mem :$dst), "neg{b}\t$dst",
1625 [(store (ineg (loadi8 addr:$dst)), addr:$dst),
1626 (implicit EFLAGS)]>;
1627 def NEG16m : I<0xF7, MRM3m, (outs), (ins i16mem:$dst), "neg{w}\t$dst",
1628 [(store (ineg (loadi16 addr:$dst)), addr:$dst),
1629 (implicit EFLAGS)]>, OpSize;
1630 def NEG32m : I<0xF7, MRM3m, (outs), (ins i32mem:$dst), "neg{l}\t$dst",
1631 [(store (ineg (loadi32 addr:$dst)), addr:$dst),
1632 (implicit EFLAGS)]>;
1634 } // Defs = [EFLAGS]
1636 // Match xor -1 to not. Favors these over a move imm + xor to save code size.
1637 let AddedComplexity = 15 in {
1638 def NOT8r : I<0xF6, MRM2r, (outs GR8 :$dst), (ins GR8 :$src), "not{b}\t$dst",
1639 [(set GR8:$dst, (not GR8:$src))]>;
1640 def NOT16r : I<0xF7, MRM2r, (outs GR16:$dst), (ins GR16:$src), "not{w}\t$dst",
1641 [(set GR16:$dst, (not GR16:$src))]>, OpSize;
1642 def NOT32r : I<0xF7, MRM2r, (outs GR32:$dst), (ins GR32:$src), "not{l}\t$dst",
1643 [(set GR32:$dst, (not GR32:$src))]>;
1645 let isTwoAddress = 0 in {
1646 def NOT8m : I<0xF6, MRM2m, (outs), (ins i8mem :$dst), "not{b}\t$dst",
1647 [(store (not (loadi8 addr:$dst)), addr:$dst)]>;
1648 def NOT16m : I<0xF7, MRM2m, (outs), (ins i16mem:$dst), "not{w}\t$dst",
1649 [(store (not (loadi16 addr:$dst)), addr:$dst)]>, OpSize;
1650 def NOT32m : I<0xF7, MRM2m, (outs), (ins i32mem:$dst), "not{l}\t$dst",
1651 [(store (not (loadi32 addr:$dst)), addr:$dst)]>;
1655 // TODO: inc/dec is slow for P4, but fast for Pentium-M.
1656 let Defs = [EFLAGS] in {
1658 def INC8r : I<0xFE, MRM0r, (outs GR8 :$dst), (ins GR8 :$src), "inc{b}\t$dst",
1659 [(set GR8:$dst, (add GR8:$src, 1)),
1660 (implicit EFLAGS)]>;
1661 let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA.
1662 def INC16r : I<0x40, AddRegFrm, (outs GR16:$dst), (ins GR16:$src),
1664 [(set GR16:$dst, (add GR16:$src, 1)),
1665 (implicit EFLAGS)]>,
1666 OpSize, Requires<[In32BitMode]>;
1667 def INC32r : I<0x40, AddRegFrm, (outs GR32:$dst), (ins GR32:$src),
1669 [(set GR32:$dst, (add GR32:$src, 1)),
1670 (implicit EFLAGS)]>, Requires<[In32BitMode]>;
1672 let isTwoAddress = 0, CodeSize = 2 in {
1673 def INC8m : I<0xFE, MRM0m, (outs), (ins i8mem :$dst), "inc{b}\t$dst",
1674 [(store (add (loadi8 addr:$dst), 1), addr:$dst),
1675 (implicit EFLAGS)]>;
1676 def INC16m : I<0xFF, MRM0m, (outs), (ins i16mem:$dst), "inc{w}\t$dst",
1677 [(store (add (loadi16 addr:$dst), 1), addr:$dst),
1678 (implicit EFLAGS)]>,
1679 OpSize, Requires<[In32BitMode]>;
1680 def INC32m : I<0xFF, MRM0m, (outs), (ins i32mem:$dst), "inc{l}\t$dst",
1681 [(store (add (loadi32 addr:$dst), 1), addr:$dst),
1682 (implicit EFLAGS)]>,
1683 Requires<[In32BitMode]>;
1687 def DEC8r : I<0xFE, MRM1r, (outs GR8 :$dst), (ins GR8 :$src), "dec{b}\t$dst",
1688 [(set GR8:$dst, (add GR8:$src, -1)),
1689 (implicit EFLAGS)]>;
1690 let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA.
1691 def DEC16r : I<0x48, AddRegFrm, (outs GR16:$dst), (ins GR16:$src),
1693 [(set GR16:$dst, (add GR16:$src, -1)),
1694 (implicit EFLAGS)]>,
1695 OpSize, Requires<[In32BitMode]>;
1696 def DEC32r : I<0x48, AddRegFrm, (outs GR32:$dst), (ins GR32:$src),
1698 [(set GR32:$dst, (add GR32:$src, -1)),
1699 (implicit EFLAGS)]>, Requires<[In32BitMode]>;
1702 let isTwoAddress = 0, CodeSize = 2 in {
1703 def DEC8m : I<0xFE, MRM1m, (outs), (ins i8mem :$dst), "dec{b}\t$dst",
1704 [(store (add (loadi8 addr:$dst), -1), addr:$dst),
1705 (implicit EFLAGS)]>;
1706 def DEC16m : I<0xFF, MRM1m, (outs), (ins i16mem:$dst), "dec{w}\t$dst",
1707 [(store (add (loadi16 addr:$dst), -1), addr:$dst),
1708 (implicit EFLAGS)]>,
1709 OpSize, Requires<[In32BitMode]>;
1710 def DEC32m : I<0xFF, MRM1m, (outs), (ins i32mem:$dst), "dec{l}\t$dst",
1711 [(store (add (loadi32 addr:$dst), -1), addr:$dst),
1712 (implicit EFLAGS)]>,
1713 Requires<[In32BitMode]>;
1715 } // Defs = [EFLAGS]
1717 // Logical operators...
1718 let Defs = [EFLAGS] in {
1719 let isCommutable = 1 in { // X = AND Y, Z --> X = AND Z, Y
1720 def AND8rr : I<0x20, MRMDestReg,
1721 (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
1722 "and{b}\t{$src2, $dst|$dst, $src2}",
1723 [(set GR8:$dst, (and GR8:$src1, GR8:$src2)),
1724 (implicit EFLAGS)]>;
1725 def AND16rr : I<0x21, MRMDestReg,
1726 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1727 "and{w}\t{$src2, $dst|$dst, $src2}",
1728 [(set GR16:$dst, (and GR16:$src1, GR16:$src2)),
1729 (implicit EFLAGS)]>, OpSize;
1730 def AND32rr : I<0x21, MRMDestReg,
1731 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1732 "and{l}\t{$src2, $dst|$dst, $src2}",
1733 [(set GR32:$dst, (and GR32:$src1, GR32:$src2)),
1734 (implicit EFLAGS)]>;
1737 // AND instructions with the destination register in REG and the source register
1738 // in R/M. Included for the disassembler.
1739 def AND8rr_REV : I<0x22, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
1740 "and{b}\t{$src2, $dst|$dst, $src2}", []>;
1741 def AND16rr_REV : I<0x23, MRMSrcReg, (outs GR16:$dst),
1742 (ins GR16:$src1, GR16:$src2),
1743 "and{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
1744 def AND32rr_REV : I<0x23, MRMSrcReg, (outs GR32:$dst),
1745 (ins GR32:$src1, GR32:$src2),
1746 "and{l}\t{$src2, $dst|$dst, $src2}", []>;
1748 def AND8rm : I<0x22, MRMSrcMem,
1749 (outs GR8 :$dst), (ins GR8 :$src1, i8mem :$src2),
1750 "and{b}\t{$src2, $dst|$dst, $src2}",
1751 [(set GR8:$dst, (and GR8:$src1, (loadi8 addr:$src2))),
1752 (implicit EFLAGS)]>;
1753 def AND16rm : I<0x23, MRMSrcMem,
1754 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1755 "and{w}\t{$src2, $dst|$dst, $src2}",
1756 [(set GR16:$dst, (and GR16:$src1, (loadi16 addr:$src2))),
1757 (implicit EFLAGS)]>, OpSize;
1758 def AND32rm : I<0x23, MRMSrcMem,
1759 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1760 "and{l}\t{$src2, $dst|$dst, $src2}",
1761 [(set GR32:$dst, (and GR32:$src1, (loadi32 addr:$src2))),
1762 (implicit EFLAGS)]>;
1764 def AND8ri : Ii8<0x80, MRM4r,
1765 (outs GR8 :$dst), (ins GR8 :$src1, i8imm :$src2),
1766 "and{b}\t{$src2, $dst|$dst, $src2}",
1767 [(set GR8:$dst, (and GR8:$src1, imm:$src2)),
1768 (implicit EFLAGS)]>;
1769 def AND16ri : Ii16<0x81, MRM4r,
1770 (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
1771 "and{w}\t{$src2, $dst|$dst, $src2}",
1772 [(set GR16:$dst, (and GR16:$src1, imm:$src2)),
1773 (implicit EFLAGS)]>, OpSize;
1774 def AND32ri : Ii32<0x81, MRM4r,
1775 (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
1776 "and{l}\t{$src2, $dst|$dst, $src2}",
1777 [(set GR32:$dst, (and GR32:$src1, imm:$src2)),
1778 (implicit EFLAGS)]>;
1779 def AND16ri8 : Ii8<0x83, MRM4r,
1780 (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
1781 "and{w}\t{$src2, $dst|$dst, $src2}",
1782 [(set GR16:$dst, (and GR16:$src1, i16immSExt8:$src2)),
1783 (implicit EFLAGS)]>,
1785 def AND32ri8 : Ii8<0x83, MRM4r,
1786 (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
1787 "and{l}\t{$src2, $dst|$dst, $src2}",
1788 [(set GR32:$dst, (and GR32:$src1, i32immSExt8:$src2)),
1789 (implicit EFLAGS)]>;
1791 let isTwoAddress = 0 in {
1792 def AND8mr : I<0x20, MRMDestMem,
1793 (outs), (ins i8mem :$dst, GR8 :$src),
1794 "and{b}\t{$src, $dst|$dst, $src}",
1795 [(store (and (load addr:$dst), GR8:$src), addr:$dst),
1796 (implicit EFLAGS)]>;
1797 def AND16mr : I<0x21, MRMDestMem,
1798 (outs), (ins i16mem:$dst, GR16:$src),
1799 "and{w}\t{$src, $dst|$dst, $src}",
1800 [(store (and (load addr:$dst), GR16:$src), addr:$dst),
1801 (implicit EFLAGS)]>,
1803 def AND32mr : I<0x21, MRMDestMem,
1804 (outs), (ins i32mem:$dst, GR32:$src),
1805 "and{l}\t{$src, $dst|$dst, $src}",
1806 [(store (and (load addr:$dst), GR32:$src), addr:$dst),
1807 (implicit EFLAGS)]>;
1808 def AND8mi : Ii8<0x80, MRM4m,
1809 (outs), (ins i8mem :$dst, i8imm :$src),
1810 "and{b}\t{$src, $dst|$dst, $src}",
1811 [(store (and (loadi8 addr:$dst), imm:$src), addr:$dst),
1812 (implicit EFLAGS)]>;
1813 def AND16mi : Ii16<0x81, MRM4m,
1814 (outs), (ins i16mem:$dst, i16imm:$src),
1815 "and{w}\t{$src, $dst|$dst, $src}",
1816 [(store (and (loadi16 addr:$dst), imm:$src), addr:$dst),
1817 (implicit EFLAGS)]>,
1819 def AND32mi : Ii32<0x81, MRM4m,
1820 (outs), (ins i32mem:$dst, i32imm:$src),
1821 "and{l}\t{$src, $dst|$dst, $src}",
1822 [(store (and (loadi32 addr:$dst), imm:$src), addr:$dst),
1823 (implicit EFLAGS)]>;
1824 def AND16mi8 : Ii8<0x83, MRM4m,
1825 (outs), (ins i16mem:$dst, i16i8imm :$src),
1826 "and{w}\t{$src, $dst|$dst, $src}",
1827 [(store (and (load addr:$dst), i16immSExt8:$src), addr:$dst),
1828 (implicit EFLAGS)]>,
1830 def AND32mi8 : Ii8<0x83, MRM4m,
1831 (outs), (ins i32mem:$dst, i32i8imm :$src),
1832 "and{l}\t{$src, $dst|$dst, $src}",
1833 [(store (and (load addr:$dst), i32immSExt8:$src), addr:$dst),
1834 (implicit EFLAGS)]>;
1836 def AND8i8 : Ii8<0x24, RawFrm, (outs), (ins i8imm:$src),
1837 "and{b}\t{$src, %al|%al, $src}", []>;
1838 def AND16i16 : Ii16<0x25, RawFrm, (outs), (ins i16imm:$src),
1839 "and{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
1840 def AND32i32 : Ii32<0x25, RawFrm, (outs), (ins i32imm:$src),
1841 "and{l}\t{$src, %eax|%eax, $src}", []>;
1846 let isCommutable = 1 in { // X = OR Y, Z --> X = OR Z, Y
1847 def OR8rr : I<0x08, MRMDestReg, (outs GR8 :$dst),
1848 (ins GR8 :$src1, GR8 :$src2),
1849 "or{b}\t{$src2, $dst|$dst, $src2}",
1850 [(set GR8:$dst, (or GR8:$src1, GR8:$src2)),
1851 (implicit EFLAGS)]>;
1852 def OR16rr : I<0x09, MRMDestReg, (outs GR16:$dst),
1853 (ins GR16:$src1, GR16:$src2),
1854 "or{w}\t{$src2, $dst|$dst, $src2}",
1855 [(set GR16:$dst, (or GR16:$src1, GR16:$src2)),
1856 (implicit EFLAGS)]>, OpSize;
1857 def OR32rr : I<0x09, MRMDestReg, (outs GR32:$dst),
1858 (ins GR32:$src1, GR32:$src2),
1859 "or{l}\t{$src2, $dst|$dst, $src2}",
1860 [(set GR32:$dst, (or GR32:$src1, GR32:$src2)),
1861 (implicit EFLAGS)]>;
1864 // OR instructions with the destination register in REG and the source register
1865 // in R/M. Included for the disassembler.
1866 def OR8rr_REV : I<0x0A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
1867 "or{b}\t{$src2, $dst|$dst, $src2}", []>;
1868 def OR16rr_REV : I<0x0B, MRMSrcReg, (outs GR16:$dst),
1869 (ins GR16:$src1, GR16:$src2),
1870 "or{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
1871 def OR32rr_REV : I<0x0B, MRMSrcReg, (outs GR32:$dst),
1872 (ins GR32:$src1, GR32:$src2),
1873 "or{l}\t{$src2, $dst|$dst, $src2}", []>;
1875 def OR8rm : I<0x0A, MRMSrcMem , (outs GR8 :$dst),
1876 (ins GR8 :$src1, i8mem :$src2),
1877 "or{b}\t{$src2, $dst|$dst, $src2}",
1878 [(set GR8:$dst, (or GR8:$src1, (load addr:$src2))),
1879 (implicit EFLAGS)]>;
1880 def OR16rm : I<0x0B, MRMSrcMem , (outs GR16:$dst),
1881 (ins GR16:$src1, i16mem:$src2),
1882 "or{w}\t{$src2, $dst|$dst, $src2}",
1883 [(set GR16:$dst, (or GR16:$src1, (load addr:$src2))),
1884 (implicit EFLAGS)]>, OpSize;
1885 def OR32rm : I<0x0B, MRMSrcMem , (outs GR32:$dst),
1886 (ins GR32:$src1, i32mem:$src2),
1887 "or{l}\t{$src2, $dst|$dst, $src2}",
1888 [(set GR32:$dst, (or GR32:$src1, (load addr:$src2))),
1889 (implicit EFLAGS)]>;
1891 def OR8ri : Ii8 <0x80, MRM1r, (outs GR8 :$dst),
1892 (ins GR8 :$src1, i8imm:$src2),
1893 "or{b}\t{$src2, $dst|$dst, $src2}",
1894 [(set GR8:$dst, (or GR8:$src1, imm:$src2)),
1895 (implicit EFLAGS)]>;
1896 def OR16ri : Ii16<0x81, MRM1r, (outs GR16:$dst),
1897 (ins GR16:$src1, i16imm:$src2),
1898 "or{w}\t{$src2, $dst|$dst, $src2}",
1899 [(set GR16:$dst, (or GR16:$src1, imm:$src2)),
1900 (implicit EFLAGS)]>, OpSize;
1901 def OR32ri : Ii32<0x81, MRM1r, (outs GR32:$dst),
1902 (ins GR32:$src1, i32imm:$src2),
1903 "or{l}\t{$src2, $dst|$dst, $src2}",
1904 [(set GR32:$dst, (or GR32:$src1, imm:$src2)),
1905 (implicit EFLAGS)]>;
1907 def OR16ri8 : Ii8<0x83, MRM1r, (outs GR16:$dst),
1908 (ins GR16:$src1, i16i8imm:$src2),
1909 "or{w}\t{$src2, $dst|$dst, $src2}",
1910 [(set GR16:$dst, (or GR16:$src1, i16immSExt8:$src2)),
1911 (implicit EFLAGS)]>, OpSize;
1912 def OR32ri8 : Ii8<0x83, MRM1r, (outs GR32:$dst),
1913 (ins GR32:$src1, i32i8imm:$src2),
1914 "or{l}\t{$src2, $dst|$dst, $src2}",
1915 [(set GR32:$dst, (or GR32:$src1, i32immSExt8:$src2)),
1916 (implicit EFLAGS)]>;
1917 let isTwoAddress = 0 in {
1918 def OR8mr : I<0x08, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
1919 "or{b}\t{$src, $dst|$dst, $src}",
1920 [(store (or (load addr:$dst), GR8:$src), addr:$dst),
1921 (implicit EFLAGS)]>;
1922 def OR16mr : I<0x09, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
1923 "or{w}\t{$src, $dst|$dst, $src}",
1924 [(store (or (load addr:$dst), GR16:$src), addr:$dst),
1925 (implicit EFLAGS)]>, OpSize;
1926 def OR32mr : I<0x09, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
1927 "or{l}\t{$src, $dst|$dst, $src}",
1928 [(store (or (load addr:$dst), GR32:$src), addr:$dst),
1929 (implicit EFLAGS)]>;
1930 def OR8mi : Ii8<0x80, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src),
1931 "or{b}\t{$src, $dst|$dst, $src}",
1932 [(store (or (loadi8 addr:$dst), imm:$src), addr:$dst),
1933 (implicit EFLAGS)]>;
1934 def OR16mi : Ii16<0x81, MRM1m, (outs), (ins i16mem:$dst, i16imm:$src),
1935 "or{w}\t{$src, $dst|$dst, $src}",
1936 [(store (or (loadi16 addr:$dst), imm:$src), addr:$dst),
1937 (implicit EFLAGS)]>,
1939 def OR32mi : Ii32<0x81, MRM1m, (outs), (ins i32mem:$dst, i32imm:$src),
1940 "or{l}\t{$src, $dst|$dst, $src}",
1941 [(store (or (loadi32 addr:$dst), imm:$src), addr:$dst),
1942 (implicit EFLAGS)]>;
1943 def OR16mi8 : Ii8<0x83, MRM1m, (outs), (ins i16mem:$dst, i16i8imm:$src),
1944 "or{w}\t{$src, $dst|$dst, $src}",
1945 [(store (or (load addr:$dst), i16immSExt8:$src), addr:$dst),
1946 (implicit EFLAGS)]>,
1948 def OR32mi8 : Ii8<0x83, MRM1m, (outs), (ins i32mem:$dst, i32i8imm:$src),
1949 "or{l}\t{$src, $dst|$dst, $src}",
1950 [(store (or (load addr:$dst), i32immSExt8:$src), addr:$dst),
1951 (implicit EFLAGS)]>;
1953 def OR8i8 : Ii8 <0x0C, RawFrm, (outs), (ins i8imm:$src),
1954 "or{b}\t{$src, %al|%al, $src}", []>;
1955 def OR16i16 : Ii16 <0x0D, RawFrm, (outs), (ins i16imm:$src),
1956 "or{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
1957 def OR32i32 : Ii32 <0x0D, RawFrm, (outs), (ins i32imm:$src),
1958 "or{l}\t{$src, %eax|%eax, $src}", []>;
1959 } // isTwoAddress = 0
1962 let isCommutable = 1 in { // X = XOR Y, Z --> X = XOR Z, Y
1963 def XOR8rr : I<0x30, MRMDestReg,
1964 (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
1965 "xor{b}\t{$src2, $dst|$dst, $src2}",
1966 [(set GR8:$dst, (xor GR8:$src1, GR8:$src2)),
1967 (implicit EFLAGS)]>;
1968 def XOR16rr : I<0x31, MRMDestReg,
1969 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1970 "xor{w}\t{$src2, $dst|$dst, $src2}",
1971 [(set GR16:$dst, (xor GR16:$src1, GR16:$src2)),
1972 (implicit EFLAGS)]>, OpSize;
1973 def XOR32rr : I<0x31, MRMDestReg,
1974 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1975 "xor{l}\t{$src2, $dst|$dst, $src2}",
1976 [(set GR32:$dst, (xor GR32:$src1, GR32:$src2)),
1977 (implicit EFLAGS)]>;
1978 } // isCommutable = 1
1980 // XOR instructions with the destination register in REG and the source register
1981 // in R/M. Included for the disassembler.
1982 def XOR8rr_REV : I<0x32, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
1983 "xor{b}\t{$src2, $dst|$dst, $src2}", []>;
1984 def XOR16rr_REV : I<0x33, MRMSrcReg, (outs GR16:$dst),
1985 (ins GR16:$src1, GR16:$src2),
1986 "xor{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
1987 def XOR32rr_REV : I<0x33, MRMSrcReg, (outs GR32:$dst),
1988 (ins GR32:$src1, GR32:$src2),
1989 "xor{l}\t{$src2, $dst|$dst, $src2}", []>;
1991 def XOR8rm : I<0x32, MRMSrcMem ,
1992 (outs GR8 :$dst), (ins GR8:$src1, i8mem :$src2),
1993 "xor{b}\t{$src2, $dst|$dst, $src2}",
1994 [(set GR8:$dst, (xor GR8:$src1, (load addr:$src2))),
1995 (implicit EFLAGS)]>;
1996 def XOR16rm : I<0x33, MRMSrcMem ,
1997 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1998 "xor{w}\t{$src2, $dst|$dst, $src2}",
1999 [(set GR16:$dst, (xor GR16:$src1, (load addr:$src2))),
2000 (implicit EFLAGS)]>,
2002 def XOR32rm : I<0x33, MRMSrcMem ,
2003 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
2004 "xor{l}\t{$src2, $dst|$dst, $src2}",
2005 [(set GR32:$dst, (xor GR32:$src1, (load addr:$src2))),
2006 (implicit EFLAGS)]>;
2008 def XOR8ri : Ii8<0x80, MRM6r,
2009 (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
2010 "xor{b}\t{$src2, $dst|$dst, $src2}",
2011 [(set GR8:$dst, (xor GR8:$src1, imm:$src2)),
2012 (implicit EFLAGS)]>;
2013 def XOR16ri : Ii16<0x81, MRM6r,
2014 (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
2015 "xor{w}\t{$src2, $dst|$dst, $src2}",
2016 [(set GR16:$dst, (xor GR16:$src1, imm:$src2)),
2017 (implicit EFLAGS)]>, OpSize;
2018 def XOR32ri : Ii32<0x81, MRM6r,
2019 (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
2020 "xor{l}\t{$src2, $dst|$dst, $src2}",
2021 [(set GR32:$dst, (xor GR32:$src1, imm:$src2)),
2022 (implicit EFLAGS)]>;
2023 def XOR16ri8 : Ii8<0x83, MRM6r,
2024 (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
2025 "xor{w}\t{$src2, $dst|$dst, $src2}",
2026 [(set GR16:$dst, (xor GR16:$src1, i16immSExt8:$src2)),
2027 (implicit EFLAGS)]>,
2029 def XOR32ri8 : Ii8<0x83, MRM6r,
2030 (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
2031 "xor{l}\t{$src2, $dst|$dst, $src2}",
2032 [(set GR32:$dst, (xor GR32:$src1, i32immSExt8:$src2)),
2033 (implicit EFLAGS)]>;
2035 let isTwoAddress = 0 in {
2036 def XOR8mr : I<0x30, MRMDestMem,
2037 (outs), (ins i8mem :$dst, GR8 :$src),
2038 "xor{b}\t{$src, $dst|$dst, $src}",
2039 [(store (xor (load addr:$dst), GR8:$src), addr:$dst),
2040 (implicit EFLAGS)]>;
2041 def XOR16mr : I<0x31, MRMDestMem,
2042 (outs), (ins i16mem:$dst, GR16:$src),
2043 "xor{w}\t{$src, $dst|$dst, $src}",
2044 [(store (xor (load addr:$dst), GR16:$src), addr:$dst),
2045 (implicit EFLAGS)]>,
2047 def XOR32mr : I<0x31, MRMDestMem,
2048 (outs), (ins i32mem:$dst, GR32:$src),
2049 "xor{l}\t{$src, $dst|$dst, $src}",
2050 [(store (xor (load addr:$dst), GR32:$src), addr:$dst),
2051 (implicit EFLAGS)]>;
2052 def XOR8mi : Ii8<0x80, MRM6m,
2053 (outs), (ins i8mem :$dst, i8imm :$src),
2054 "xor{b}\t{$src, $dst|$dst, $src}",
2055 [(store (xor (loadi8 addr:$dst), imm:$src), addr:$dst),
2056 (implicit EFLAGS)]>;
2057 def XOR16mi : Ii16<0x81, MRM6m,
2058 (outs), (ins i16mem:$dst, i16imm:$src),
2059 "xor{w}\t{$src, $dst|$dst, $src}",
2060 [(store (xor (loadi16 addr:$dst), imm:$src), addr:$dst),
2061 (implicit EFLAGS)]>,
2063 def XOR32mi : Ii32<0x81, MRM6m,
2064 (outs), (ins i32mem:$dst, i32imm:$src),
2065 "xor{l}\t{$src, $dst|$dst, $src}",
2066 [(store (xor (loadi32 addr:$dst), imm:$src), addr:$dst),
2067 (implicit EFLAGS)]>;
2068 def XOR16mi8 : Ii8<0x83, MRM6m,
2069 (outs), (ins i16mem:$dst, i16i8imm :$src),
2070 "xor{w}\t{$src, $dst|$dst, $src}",
2071 [(store (xor (load addr:$dst), i16immSExt8:$src), addr:$dst),
2072 (implicit EFLAGS)]>,
2074 def XOR32mi8 : Ii8<0x83, MRM6m,
2075 (outs), (ins i32mem:$dst, i32i8imm :$src),
2076 "xor{l}\t{$src, $dst|$dst, $src}",
2077 [(store (xor (load addr:$dst), i32immSExt8:$src), addr:$dst),
2078 (implicit EFLAGS)]>;
2080 def XOR8i8 : Ii8 <0x34, RawFrm, (outs), (ins i8imm:$src),
2081 "xor{b}\t{$src, %al|%al, $src}", []>;
2082 def XOR16i16 : Ii16 <0x35, RawFrm, (outs), (ins i16imm:$src),
2083 "xor{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
2084 def XOR32i32 : Ii32 <0x35, RawFrm, (outs), (ins i32imm:$src),
2085 "xor{l}\t{$src, %eax|%eax, $src}", []>;
2086 } // isTwoAddress = 0
2087 } // Defs = [EFLAGS]
2089 // Shift instructions
2090 let Defs = [EFLAGS] in {
2091 let Uses = [CL] in {
2092 def SHL8rCL : I<0xD2, MRM4r, (outs GR8 :$dst), (ins GR8 :$src),
2093 "shl{b}\t{%cl, $dst|$dst, CL}",
2094 [(set GR8:$dst, (shl GR8:$src, CL))]>;
2095 def SHL16rCL : I<0xD3, MRM4r, (outs GR16:$dst), (ins GR16:$src),
2096 "shl{w}\t{%cl, $dst|$dst, CL}",
2097 [(set GR16:$dst, (shl GR16:$src, CL))]>, OpSize;
2098 def SHL32rCL : I<0xD3, MRM4r, (outs GR32:$dst), (ins GR32:$src),
2099 "shl{l}\t{%cl, $dst|$dst, CL}",
2100 [(set GR32:$dst, (shl GR32:$src, CL))]>;
2103 def SHL8ri : Ii8<0xC0, MRM4r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
2104 "shl{b}\t{$src2, $dst|$dst, $src2}",
2105 [(set GR8:$dst, (shl GR8:$src1, (i8 imm:$src2)))]>;
2106 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
2107 def SHL16ri : Ii8<0xC1, MRM4r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
2108 "shl{w}\t{$src2, $dst|$dst, $src2}",
2109 [(set GR16:$dst, (shl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
2110 def SHL32ri : Ii8<0xC1, MRM4r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
2111 "shl{l}\t{$src2, $dst|$dst, $src2}",
2112 [(set GR32:$dst, (shl GR32:$src1, (i8 imm:$src2)))]>;
2114 // NOTE: We don't include patterns for shifts of a register by one, because
2115 // 'add reg,reg' is cheaper.
2117 def SHL8r1 : I<0xD0, MRM4r, (outs GR8:$dst), (ins GR8:$src1),
2118 "shl{b}\t$dst", []>;
2119 def SHL16r1 : I<0xD1, MRM4r, (outs GR16:$dst), (ins GR16:$src1),
2120 "shl{w}\t$dst", []>, OpSize;
2121 def SHL32r1 : I<0xD1, MRM4r, (outs GR32:$dst), (ins GR32:$src1),
2122 "shl{l}\t$dst", []>;
2124 } // isConvertibleToThreeAddress = 1
2126 let isTwoAddress = 0 in {
2127 let Uses = [CL] in {
2128 def SHL8mCL : I<0xD2, MRM4m, (outs), (ins i8mem :$dst),
2129 "shl{b}\t{%cl, $dst|$dst, CL}",
2130 [(store (shl (loadi8 addr:$dst), CL), addr:$dst)]>;
2131 def SHL16mCL : I<0xD3, MRM4m, (outs), (ins i16mem:$dst),
2132 "shl{w}\t{%cl, $dst|$dst, CL}",
2133 [(store (shl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
2134 def SHL32mCL : I<0xD3, MRM4m, (outs), (ins i32mem:$dst),
2135 "shl{l}\t{%cl, $dst|$dst, CL}",
2136 [(store (shl (loadi32 addr:$dst), CL), addr:$dst)]>;
2138 def SHL8mi : Ii8<0xC0, MRM4m, (outs), (ins i8mem :$dst, i8imm:$src),
2139 "shl{b}\t{$src, $dst|$dst, $src}",
2140 [(store (shl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2141 def SHL16mi : Ii8<0xC1, MRM4m, (outs), (ins i16mem:$dst, i8imm:$src),
2142 "shl{w}\t{$src, $dst|$dst, $src}",
2143 [(store (shl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
2145 def SHL32mi : Ii8<0xC1, MRM4m, (outs), (ins i32mem:$dst, i8imm:$src),
2146 "shl{l}\t{$src, $dst|$dst, $src}",
2147 [(store (shl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2150 def SHL8m1 : I<0xD0, MRM4m, (outs), (ins i8mem :$dst),
2152 [(store (shl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
2153 def SHL16m1 : I<0xD1, MRM4m, (outs), (ins i16mem:$dst),
2155 [(store (shl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
2157 def SHL32m1 : I<0xD1, MRM4m, (outs), (ins i32mem:$dst),
2159 [(store (shl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
2162 let Uses = [CL] in {
2163 def SHR8rCL : I<0xD2, MRM5r, (outs GR8 :$dst), (ins GR8 :$src),
2164 "shr{b}\t{%cl, $dst|$dst, CL}",
2165 [(set GR8:$dst, (srl GR8:$src, CL))]>;
2166 def SHR16rCL : I<0xD3, MRM5r, (outs GR16:$dst), (ins GR16:$src),
2167 "shr{w}\t{%cl, $dst|$dst, CL}",
2168 [(set GR16:$dst, (srl GR16:$src, CL))]>, OpSize;
2169 def SHR32rCL : I<0xD3, MRM5r, (outs GR32:$dst), (ins GR32:$src),
2170 "shr{l}\t{%cl, $dst|$dst, CL}",
2171 [(set GR32:$dst, (srl GR32:$src, CL))]>;
2174 def SHR8ri : Ii8<0xC0, MRM5r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
2175 "shr{b}\t{$src2, $dst|$dst, $src2}",
2176 [(set GR8:$dst, (srl GR8:$src1, (i8 imm:$src2)))]>;
2177 def SHR16ri : Ii8<0xC1, MRM5r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
2178 "shr{w}\t{$src2, $dst|$dst, $src2}",
2179 [(set GR16:$dst, (srl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
2180 def SHR32ri : Ii8<0xC1, MRM5r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
2181 "shr{l}\t{$src2, $dst|$dst, $src2}",
2182 [(set GR32:$dst, (srl GR32:$src1, (i8 imm:$src2)))]>;
2185 def SHR8r1 : I<0xD0, MRM5r, (outs GR8:$dst), (ins GR8:$src1),
2187 [(set GR8:$dst, (srl GR8:$src1, (i8 1)))]>;
2188 def SHR16r1 : I<0xD1, MRM5r, (outs GR16:$dst), (ins GR16:$src1),
2190 [(set GR16:$dst, (srl GR16:$src1, (i8 1)))]>, OpSize;
2191 def SHR32r1 : I<0xD1, MRM5r, (outs GR32:$dst), (ins GR32:$src1),
2193 [(set GR32:$dst, (srl GR32:$src1, (i8 1)))]>;
2195 let isTwoAddress = 0 in {
2196 let Uses = [CL] in {
2197 def SHR8mCL : I<0xD2, MRM5m, (outs), (ins i8mem :$dst),
2198 "shr{b}\t{%cl, $dst|$dst, CL}",
2199 [(store (srl (loadi8 addr:$dst), CL), addr:$dst)]>;
2200 def SHR16mCL : I<0xD3, MRM5m, (outs), (ins i16mem:$dst),
2201 "shr{w}\t{%cl, $dst|$dst, CL}",
2202 [(store (srl (loadi16 addr:$dst), CL), addr:$dst)]>,
2204 def SHR32mCL : I<0xD3, MRM5m, (outs), (ins i32mem:$dst),
2205 "shr{l}\t{%cl, $dst|$dst, CL}",
2206 [(store (srl (loadi32 addr:$dst), CL), addr:$dst)]>;
2208 def SHR8mi : Ii8<0xC0, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src),
2209 "shr{b}\t{$src, $dst|$dst, $src}",
2210 [(store (srl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2211 def SHR16mi : Ii8<0xC1, MRM5m, (outs), (ins i16mem:$dst, i8imm:$src),
2212 "shr{w}\t{$src, $dst|$dst, $src}",
2213 [(store (srl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
2215 def SHR32mi : Ii8<0xC1, MRM5m, (outs), (ins i32mem:$dst, i8imm:$src),
2216 "shr{l}\t{$src, $dst|$dst, $src}",
2217 [(store (srl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2220 def SHR8m1 : I<0xD0, MRM5m, (outs), (ins i8mem :$dst),
2222 [(store (srl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
2223 def SHR16m1 : I<0xD1, MRM5m, (outs), (ins i16mem:$dst),
2225 [(store (srl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,OpSize;
2226 def SHR32m1 : I<0xD1, MRM5m, (outs), (ins i32mem:$dst),
2228 [(store (srl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
2231 let Uses = [CL] in {
2232 def SAR8rCL : I<0xD2, MRM7r, (outs GR8 :$dst), (ins GR8 :$src),
2233 "sar{b}\t{%cl, $dst|$dst, CL}",
2234 [(set GR8:$dst, (sra GR8:$src, CL))]>;
2235 def SAR16rCL : I<0xD3, MRM7r, (outs GR16:$dst), (ins GR16:$src),
2236 "sar{w}\t{%cl, $dst|$dst, CL}",
2237 [(set GR16:$dst, (sra GR16:$src, CL))]>, OpSize;
2238 def SAR32rCL : I<0xD3, MRM7r, (outs GR32:$dst), (ins GR32:$src),
2239 "sar{l}\t{%cl, $dst|$dst, CL}",
2240 [(set GR32:$dst, (sra GR32:$src, CL))]>;
2243 def SAR8ri : Ii8<0xC0, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
2244 "sar{b}\t{$src2, $dst|$dst, $src2}",
2245 [(set GR8:$dst, (sra GR8:$src1, (i8 imm:$src2)))]>;
2246 def SAR16ri : Ii8<0xC1, MRM7r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
2247 "sar{w}\t{$src2, $dst|$dst, $src2}",
2248 [(set GR16:$dst, (sra GR16:$src1, (i8 imm:$src2)))]>,
2250 def SAR32ri : Ii8<0xC1, MRM7r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
2251 "sar{l}\t{$src2, $dst|$dst, $src2}",
2252 [(set GR32:$dst, (sra GR32:$src1, (i8 imm:$src2)))]>;
2255 def SAR8r1 : I<0xD0, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1),
2257 [(set GR8:$dst, (sra GR8:$src1, (i8 1)))]>;
2258 def SAR16r1 : I<0xD1, MRM7r, (outs GR16:$dst), (ins GR16:$src1),
2260 [(set GR16:$dst, (sra GR16:$src1, (i8 1)))]>, OpSize;
2261 def SAR32r1 : I<0xD1, MRM7r, (outs GR32:$dst), (ins GR32:$src1),
2263 [(set GR32:$dst, (sra GR32:$src1, (i8 1)))]>;
2265 let isTwoAddress = 0 in {
2266 let Uses = [CL] in {
2267 def SAR8mCL : I<0xD2, MRM7m, (outs), (ins i8mem :$dst),
2268 "sar{b}\t{%cl, $dst|$dst, CL}",
2269 [(store (sra (loadi8 addr:$dst), CL), addr:$dst)]>;
2270 def SAR16mCL : I<0xD3, MRM7m, (outs), (ins i16mem:$dst),
2271 "sar{w}\t{%cl, $dst|$dst, CL}",
2272 [(store (sra (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
2273 def SAR32mCL : I<0xD3, MRM7m, (outs), (ins i32mem:$dst),
2274 "sar{l}\t{%cl, $dst|$dst, CL}",
2275 [(store (sra (loadi32 addr:$dst), CL), addr:$dst)]>;
2277 def SAR8mi : Ii8<0xC0, MRM7m, (outs), (ins i8mem :$dst, i8imm:$src),
2278 "sar{b}\t{$src, $dst|$dst, $src}",
2279 [(store (sra (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2280 def SAR16mi : Ii8<0xC1, MRM7m, (outs), (ins i16mem:$dst, i8imm:$src),
2281 "sar{w}\t{$src, $dst|$dst, $src}",
2282 [(store (sra (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
2284 def SAR32mi : Ii8<0xC1, MRM7m, (outs), (ins i32mem:$dst, i8imm:$src),
2285 "sar{l}\t{$src, $dst|$dst, $src}",
2286 [(store (sra (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2289 def SAR8m1 : I<0xD0, MRM7m, (outs), (ins i8mem :$dst),
2291 [(store (sra (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
2292 def SAR16m1 : I<0xD1, MRM7m, (outs), (ins i16mem:$dst),
2294 [(store (sra (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
2296 def SAR32m1 : I<0xD1, MRM7m, (outs), (ins i32mem:$dst),
2298 [(store (sra (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
2301 // Rotate instructions
2303 def RCL8r1 : I<0xD0, MRM2r, (outs GR8:$dst), (ins GR8:$src),
2304 "rcl{b}\t{1, $dst|$dst, 1}", []>;
2305 let Uses = [CL] in {
2306 def RCL8rCL : I<0xD2, MRM2r, (outs GR8:$dst), (ins GR8:$src),
2307 "rcl{b}\t{%cl, $dst|$dst, CL}", []>;
2309 def RCL8ri : Ii8<0xC0, MRM2r, (outs GR8:$dst), (ins GR8:$src, i8imm:$cnt),
2310 "rcl{b}\t{$cnt, $dst|$dst, $cnt}", []>;
2312 def RCL16r1 : I<0xD1, MRM2r, (outs GR16:$dst), (ins GR16:$src),
2313 "rcl{w}\t{1, $dst|$dst, 1}", []>, OpSize;
2314 let Uses = [CL] in {
2315 def RCL16rCL : I<0xD3, MRM2r, (outs GR16:$dst), (ins GR16:$src),
2316 "rcl{w}\t{%cl, $dst|$dst, CL}", []>, OpSize;
2318 def RCL16ri : Ii8<0xC1, MRM2r, (outs GR16:$dst), (ins GR16:$src, i8imm:$cnt),
2319 "rcl{w}\t{$cnt, $dst|$dst, $cnt}", []>, OpSize;
2321 def RCL32r1 : I<0xD1, MRM2r, (outs GR32:$dst), (ins GR32:$src),
2322 "rcl{l}\t{1, $dst|$dst, 1}", []>;
2323 let Uses = [CL] in {
2324 def RCL32rCL : I<0xD3, MRM2r, (outs GR32:$dst), (ins GR32:$src),
2325 "rcl{l}\t{%cl, $dst|$dst, CL}", []>;
2327 def RCL32ri : Ii8<0xC1, MRM2r, (outs GR32:$dst), (ins GR32:$src, i8imm:$cnt),
2328 "rcl{l}\t{$cnt, $dst|$dst, $cnt}", []>;
2330 def RCR8r1 : I<0xD0, MRM3r, (outs GR8:$dst), (ins GR8:$src),
2331 "rcr{b}\t{1, $dst|$dst, 1}", []>;
2332 let Uses = [CL] in {
2333 def RCR8rCL : I<0xD2, MRM3r, (outs GR8:$dst), (ins GR8:$src),
2334 "rcr{b}\t{%cl, $dst|$dst, CL}", []>;
2336 def RCR8ri : Ii8<0xC0, MRM3r, (outs GR8:$dst), (ins GR8:$src, i8imm:$cnt),
2337 "rcr{b}\t{$cnt, $dst|$dst, $cnt}", []>;
2339 def RCR16r1 : I<0xD1, MRM3r, (outs GR16:$dst), (ins GR16:$src),
2340 "rcr{w}\t{1, $dst|$dst, 1}", []>, OpSize;
2341 let Uses = [CL] in {
2342 def RCR16rCL : I<0xD3, MRM3r, (outs GR16:$dst), (ins GR16:$src),
2343 "rcr{w}\t{%cl, $dst|$dst, CL}", []>, OpSize;
2345 def RCR16ri : Ii8<0xC1, MRM3r, (outs GR16:$dst), (ins GR16:$src, i8imm:$cnt),
2346 "rcr{w}\t{$cnt, $dst|$dst, $cnt}", []>, OpSize;
2348 def RCR32r1 : I<0xD1, MRM3r, (outs GR32:$dst), (ins GR32:$src),
2349 "rcr{l}\t{1, $dst|$dst, 1}", []>;
2350 let Uses = [CL] in {
2351 def RCR32rCL : I<0xD3, MRM3r, (outs GR32:$dst), (ins GR32:$src),
2352 "rcr{l}\t{%cl, $dst|$dst, CL}", []>;
2354 def RCR32ri : Ii8<0xC1, MRM3r, (outs GR32:$dst), (ins GR32:$src, i8imm:$cnt),
2355 "rcr{l}\t{$cnt, $dst|$dst, $cnt}", []>;
2357 let isTwoAddress = 0 in {
2358 def RCL8m1 : I<0xD0, MRM2m, (outs), (ins i8mem:$dst),
2359 "rcl{b}\t{1, $dst|$dst, 1}", []>;
2360 def RCL8mi : Ii8<0xC0, MRM2m, (outs), (ins i8mem:$dst, i8imm:$cnt),
2361 "rcl{b}\t{$cnt, $dst|$dst, $cnt}", []>;
2362 def RCL16m1 : I<0xD1, MRM2m, (outs), (ins i16mem:$dst),
2363 "rcl{w}\t{1, $dst|$dst, 1}", []>, OpSize;
2364 def RCL16mi : Ii8<0xC1, MRM2m, (outs), (ins i16mem:$dst, i8imm:$cnt),
2365 "rcl{w}\t{$cnt, $dst|$dst, $cnt}", []>, OpSize;
2366 def RCL32m1 : I<0xD1, MRM2m, (outs), (ins i32mem:$dst),
2367 "rcl{l}\t{1, $dst|$dst, 1}", []>;
2368 def RCL32mi : Ii8<0xC1, MRM2m, (outs), (ins i32mem:$dst, i8imm:$cnt),
2369 "rcl{l}\t{$cnt, $dst|$dst, $cnt}", []>;
2370 def RCR8m1 : I<0xD0, MRM3m, (outs), (ins i8mem:$dst),
2371 "rcr{b}\t{1, $dst|$dst, 1}", []>;
2372 def RCR8mi : Ii8<0xC0, MRM3m, (outs), (ins i8mem:$dst, i8imm:$cnt),
2373 "rcr{b}\t{$cnt, $dst|$dst, $cnt}", []>;
2374 def RCR16m1 : I<0xD1, MRM3m, (outs), (ins i16mem:$dst),
2375 "rcr{w}\t{1, $dst|$dst, 1}", []>, OpSize;
2376 def RCR16mi : Ii8<0xC1, MRM3m, (outs), (ins i16mem:$dst, i8imm:$cnt),
2377 "rcr{w}\t{$cnt, $dst|$dst, $cnt}", []>, OpSize;
2378 def RCR32m1 : I<0xD1, MRM3m, (outs), (ins i32mem:$dst),
2379 "rcr{l}\t{1, $dst|$dst, 1}", []>;
2380 def RCR32mi : Ii8<0xC1, MRM3m, (outs), (ins i32mem:$dst, i8imm:$cnt),
2381 "rcr{l}\t{$cnt, $dst|$dst, $cnt}", []>;
2383 let Uses = [CL] in {
2384 def RCL8mCL : I<0xD2, MRM2m, (outs), (ins i8mem:$dst),
2385 "rcl{b}\t{%cl, $dst|$dst, CL}", []>;
2386 def RCL16mCL : I<0xD3, MRM2m, (outs), (ins i16mem:$dst),
2387 "rcl{w}\t{%cl, $dst|$dst, CL}", []>, OpSize;
2388 def RCL32mCL : I<0xD3, MRM2m, (outs), (ins i32mem:$dst),
2389 "rcl{l}\t{%cl, $dst|$dst, CL}", []>;
2390 def RCR8mCL : I<0xD2, MRM3m, (outs), (ins i8mem:$dst),
2391 "rcr{b}\t{%cl, $dst|$dst, CL}", []>;
2392 def RCR16mCL : I<0xD3, MRM3m, (outs), (ins i16mem:$dst),
2393 "rcr{w}\t{%cl, $dst|$dst, CL}", []>, OpSize;
2394 def RCR32mCL : I<0xD3, MRM3m, (outs), (ins i32mem:$dst),
2395 "rcr{l}\t{%cl, $dst|$dst, CL}", []>;
2399 // FIXME: provide shorter instructions when imm8 == 1
2400 let Uses = [CL] in {
2401 def ROL8rCL : I<0xD2, MRM0r, (outs GR8 :$dst), (ins GR8 :$src),
2402 "rol{b}\t{%cl, $dst|$dst, CL}",
2403 [(set GR8:$dst, (rotl GR8:$src, CL))]>;
2404 def ROL16rCL : I<0xD3, MRM0r, (outs GR16:$dst), (ins GR16:$src),
2405 "rol{w}\t{%cl, $dst|$dst, CL}",
2406 [(set GR16:$dst, (rotl GR16:$src, CL))]>, OpSize;
2407 def ROL32rCL : I<0xD3, MRM0r, (outs GR32:$dst), (ins GR32:$src),
2408 "rol{l}\t{%cl, $dst|$dst, CL}",
2409 [(set GR32:$dst, (rotl GR32:$src, CL))]>;
2412 def ROL8ri : Ii8<0xC0, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
2413 "rol{b}\t{$src2, $dst|$dst, $src2}",
2414 [(set GR8:$dst, (rotl GR8:$src1, (i8 imm:$src2)))]>;
2415 def ROL16ri : Ii8<0xC1, MRM0r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
2416 "rol{w}\t{$src2, $dst|$dst, $src2}",
2417 [(set GR16:$dst, (rotl GR16:$src1, (i8 imm:$src2)))]>,
2419 def ROL32ri : Ii8<0xC1, MRM0r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
2420 "rol{l}\t{$src2, $dst|$dst, $src2}",
2421 [(set GR32:$dst, (rotl GR32:$src1, (i8 imm:$src2)))]>;
2424 def ROL8r1 : I<0xD0, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1),
2426 [(set GR8:$dst, (rotl GR8:$src1, (i8 1)))]>;
2427 def ROL16r1 : I<0xD1, MRM0r, (outs GR16:$dst), (ins GR16:$src1),
2429 [(set GR16:$dst, (rotl GR16:$src1, (i8 1)))]>, OpSize;
2430 def ROL32r1 : I<0xD1, MRM0r, (outs GR32:$dst), (ins GR32:$src1),
2432 [(set GR32:$dst, (rotl GR32:$src1, (i8 1)))]>;
2434 let isTwoAddress = 0 in {
2435 let Uses = [CL] in {
2436 def ROL8mCL : I<0xD2, MRM0m, (outs), (ins i8mem :$dst),
2437 "rol{b}\t{%cl, $dst|$dst, CL}",
2438 [(store (rotl (loadi8 addr:$dst), CL), addr:$dst)]>;
2439 def ROL16mCL : I<0xD3, MRM0m, (outs), (ins i16mem:$dst),
2440 "rol{w}\t{%cl, $dst|$dst, CL}",
2441 [(store (rotl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
2442 def ROL32mCL : I<0xD3, MRM0m, (outs), (ins i32mem:$dst),
2443 "rol{l}\t{%cl, $dst|$dst, CL}",
2444 [(store (rotl (loadi32 addr:$dst), CL), addr:$dst)]>;
2446 def ROL8mi : Ii8<0xC0, MRM0m, (outs), (ins i8mem :$dst, i8imm:$src),
2447 "rol{b}\t{$src, $dst|$dst, $src}",
2448 [(store (rotl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2449 def ROL16mi : Ii8<0xC1, MRM0m, (outs), (ins i16mem:$dst, i8imm:$src),
2450 "rol{w}\t{$src, $dst|$dst, $src}",
2451 [(store (rotl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
2453 def ROL32mi : Ii8<0xC1, MRM0m, (outs), (ins i32mem:$dst, i8imm:$src),
2454 "rol{l}\t{$src, $dst|$dst, $src}",
2455 [(store (rotl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2458 def ROL8m1 : I<0xD0, MRM0m, (outs), (ins i8mem :$dst),
2460 [(store (rotl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
2461 def ROL16m1 : I<0xD1, MRM0m, (outs), (ins i16mem:$dst),
2463 [(store (rotl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
2465 def ROL32m1 : I<0xD1, MRM0m, (outs), (ins i32mem:$dst),
2467 [(store (rotl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
2470 let Uses = [CL] in {
2471 def ROR8rCL : I<0xD2, MRM1r, (outs GR8 :$dst), (ins GR8 :$src),
2472 "ror{b}\t{%cl, $dst|$dst, CL}",
2473 [(set GR8:$dst, (rotr GR8:$src, CL))]>;
2474 def ROR16rCL : I<0xD3, MRM1r, (outs GR16:$dst), (ins GR16:$src),
2475 "ror{w}\t{%cl, $dst|$dst, CL}",
2476 [(set GR16:$dst, (rotr GR16:$src, CL))]>, OpSize;
2477 def ROR32rCL : I<0xD3, MRM1r, (outs GR32:$dst), (ins GR32:$src),
2478 "ror{l}\t{%cl, $dst|$dst, CL}",
2479 [(set GR32:$dst, (rotr GR32:$src, CL))]>;
2482 def ROR8ri : Ii8<0xC0, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
2483 "ror{b}\t{$src2, $dst|$dst, $src2}",
2484 [(set GR8:$dst, (rotr GR8:$src1, (i8 imm:$src2)))]>;
2485 def ROR16ri : Ii8<0xC1, MRM1r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
2486 "ror{w}\t{$src2, $dst|$dst, $src2}",
2487 [(set GR16:$dst, (rotr GR16:$src1, (i8 imm:$src2)))]>,
2489 def ROR32ri : Ii8<0xC1, MRM1r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
2490 "ror{l}\t{$src2, $dst|$dst, $src2}",
2491 [(set GR32:$dst, (rotr GR32:$src1, (i8 imm:$src2)))]>;
2494 def ROR8r1 : I<0xD0, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1),
2496 [(set GR8:$dst, (rotr GR8:$src1, (i8 1)))]>;
2497 def ROR16r1 : I<0xD1, MRM1r, (outs GR16:$dst), (ins GR16:$src1),
2499 [(set GR16:$dst, (rotr GR16:$src1, (i8 1)))]>, OpSize;
2500 def ROR32r1 : I<0xD1, MRM1r, (outs GR32:$dst), (ins GR32:$src1),
2502 [(set GR32:$dst, (rotr GR32:$src1, (i8 1)))]>;
2504 let isTwoAddress = 0 in {
2505 let Uses = [CL] in {
2506 def ROR8mCL : I<0xD2, MRM1m, (outs), (ins i8mem :$dst),
2507 "ror{b}\t{%cl, $dst|$dst, CL}",
2508 [(store (rotr (loadi8 addr:$dst), CL), addr:$dst)]>;
2509 def ROR16mCL : I<0xD3, MRM1m, (outs), (ins i16mem:$dst),
2510 "ror{w}\t{%cl, $dst|$dst, CL}",
2511 [(store (rotr (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
2512 def ROR32mCL : I<0xD3, MRM1m, (outs), (ins i32mem:$dst),
2513 "ror{l}\t{%cl, $dst|$dst, CL}",
2514 [(store (rotr (loadi32 addr:$dst), CL), addr:$dst)]>;
2516 def ROR8mi : Ii8<0xC0, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src),
2517 "ror{b}\t{$src, $dst|$dst, $src}",
2518 [(store (rotr (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2519 def ROR16mi : Ii8<0xC1, MRM1m, (outs), (ins i16mem:$dst, i8imm:$src),
2520 "ror{w}\t{$src, $dst|$dst, $src}",
2521 [(store (rotr (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
2523 def ROR32mi : Ii8<0xC1, MRM1m, (outs), (ins i32mem:$dst, i8imm:$src),
2524 "ror{l}\t{$src, $dst|$dst, $src}",
2525 [(store (rotr (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2528 def ROR8m1 : I<0xD0, MRM1m, (outs), (ins i8mem :$dst),
2530 [(store (rotr (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
2531 def ROR16m1 : I<0xD1, MRM1m, (outs), (ins i16mem:$dst),
2533 [(store (rotr (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
2535 def ROR32m1 : I<0xD1, MRM1m, (outs), (ins i32mem:$dst),
2537 [(store (rotr (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
2542 // Double shift instructions (generalizations of rotate)
2543 let Uses = [CL] in {
2544 def SHLD32rrCL : I<0xA5, MRMDestReg, (outs GR32:$dst),
2545 (ins GR32:$src1, GR32:$src2),
2546 "shld{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2547 [(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2, CL))]>, TB;
2548 def SHRD32rrCL : I<0xAD, MRMDestReg, (outs GR32:$dst),
2549 (ins GR32:$src1, GR32:$src2),
2550 "shrd{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2551 [(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2, CL))]>, TB;
2552 def SHLD16rrCL : I<0xA5, MRMDestReg, (outs GR16:$dst),
2553 (ins GR16:$src1, GR16:$src2),
2554 "shld{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2555 [(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2, CL))]>,
2557 def SHRD16rrCL : I<0xAD, MRMDestReg, (outs GR16:$dst),
2558 (ins GR16:$src1, GR16:$src2),
2559 "shrd{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2560 [(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2, CL))]>,
2564 let isCommutable = 1 in { // These instructions commute to each other.
2565 def SHLD32rri8 : Ii8<0xA4, MRMDestReg,
2567 (ins GR32:$src1, GR32:$src2, i8imm:$src3),
2568 "shld{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2569 [(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2,
2572 def SHRD32rri8 : Ii8<0xAC, MRMDestReg,
2574 (ins GR32:$src1, GR32:$src2, i8imm:$src3),
2575 "shrd{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2576 [(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2,
2579 def SHLD16rri8 : Ii8<0xA4, MRMDestReg,
2581 (ins GR16:$src1, GR16:$src2, i8imm:$src3),
2582 "shld{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2583 [(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2,
2586 def SHRD16rri8 : Ii8<0xAC, MRMDestReg,
2588 (ins GR16:$src1, GR16:$src2, i8imm:$src3),
2589 "shrd{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2590 [(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2,
2595 let isTwoAddress = 0 in {
2596 let Uses = [CL] in {
2597 def SHLD32mrCL : I<0xA5, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2598 "shld{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2599 [(store (X86shld (loadi32 addr:$dst), GR32:$src2, CL),
2601 def SHRD32mrCL : I<0xAD, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2602 "shrd{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2603 [(store (X86shrd (loadi32 addr:$dst), GR32:$src2, CL),
2606 def SHLD32mri8 : Ii8<0xA4, MRMDestMem,
2607 (outs), (ins i32mem:$dst, GR32:$src2, i8imm:$src3),
2608 "shld{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2609 [(store (X86shld (loadi32 addr:$dst), GR32:$src2,
2610 (i8 imm:$src3)), addr:$dst)]>,
2612 def SHRD32mri8 : Ii8<0xAC, MRMDestMem,
2613 (outs), (ins i32mem:$dst, GR32:$src2, i8imm:$src3),
2614 "shrd{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2615 [(store (X86shrd (loadi32 addr:$dst), GR32:$src2,
2616 (i8 imm:$src3)), addr:$dst)]>,
2619 let Uses = [CL] in {
2620 def SHLD16mrCL : I<0xA5, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2621 "shld{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2622 [(store (X86shld (loadi16 addr:$dst), GR16:$src2, CL),
2623 addr:$dst)]>, TB, OpSize;
2624 def SHRD16mrCL : I<0xAD, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2625 "shrd{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2626 [(store (X86shrd (loadi16 addr:$dst), GR16:$src2, CL),
2627 addr:$dst)]>, TB, OpSize;
2629 def SHLD16mri8 : Ii8<0xA4, MRMDestMem,
2630 (outs), (ins i16mem:$dst, GR16:$src2, i8imm:$src3),
2631 "shld{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2632 [(store (X86shld (loadi16 addr:$dst), GR16:$src2,
2633 (i8 imm:$src3)), addr:$dst)]>,
2635 def SHRD16mri8 : Ii8<0xAC, MRMDestMem,
2636 (outs), (ins i16mem:$dst, GR16:$src2, i8imm:$src3),
2637 "shrd{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2638 [(store (X86shrd (loadi16 addr:$dst), GR16:$src2,
2639 (i8 imm:$src3)), addr:$dst)]>,
2642 } // Defs = [EFLAGS]
2646 let Defs = [EFLAGS] in {
2647 let isCommutable = 1 in { // X = ADD Y, Z --> X = ADD Z, Y
2648 // Register-Register Addition
2649 def ADD8rr : I<0x00, MRMDestReg, (outs GR8 :$dst),
2650 (ins GR8 :$src1, GR8 :$src2),
2651 "add{b}\t{$src2, $dst|$dst, $src2}",
2652 [(set GR8:$dst, (add GR8:$src1, GR8:$src2)),
2653 (implicit EFLAGS)]>;
2655 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
2656 // Register-Register Addition
2657 def ADD16rr : I<0x01, MRMDestReg, (outs GR16:$dst),
2658 (ins GR16:$src1, GR16:$src2),
2659 "add{w}\t{$src2, $dst|$dst, $src2}",
2660 [(set GR16:$dst, (add GR16:$src1, GR16:$src2)),
2661 (implicit EFLAGS)]>, OpSize;
2662 def ADD32rr : I<0x01, MRMDestReg, (outs GR32:$dst),
2663 (ins GR32:$src1, GR32:$src2),
2664 "add{l}\t{$src2, $dst|$dst, $src2}",
2665 [(set GR32:$dst, (add GR32:$src1, GR32:$src2)),
2666 (implicit EFLAGS)]>;
2667 } // end isConvertibleToThreeAddress
2668 } // end isCommutable
2670 // Register-Memory Addition
2671 def ADD8rm : I<0x02, MRMSrcMem, (outs GR8 :$dst),
2672 (ins GR8 :$src1, i8mem :$src2),
2673 "add{b}\t{$src2, $dst|$dst, $src2}",
2674 [(set GR8:$dst, (add GR8:$src1, (load addr:$src2))),
2675 (implicit EFLAGS)]>;
2676 def ADD16rm : I<0x03, MRMSrcMem, (outs GR16:$dst),
2677 (ins GR16:$src1, i16mem:$src2),
2678 "add{w}\t{$src2, $dst|$dst, $src2}",
2679 [(set GR16:$dst, (add GR16:$src1, (load addr:$src2))),
2680 (implicit EFLAGS)]>, OpSize;
2681 def ADD32rm : I<0x03, MRMSrcMem, (outs GR32:$dst),
2682 (ins GR32:$src1, i32mem:$src2),
2683 "add{l}\t{$src2, $dst|$dst, $src2}",
2684 [(set GR32:$dst, (add GR32:$src1, (load addr:$src2))),
2685 (implicit EFLAGS)]>;
2687 // Register-Register Addition - Equivalent to the normal rr forms (ADD8rr,
2688 // ADD16rr, and ADD32rr), but differently encoded.
2689 def ADD8mrmrr: I<0x02, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
2690 "add{b}\t{$src2, $dst|$dst, $src2}", []>;
2691 def ADD16mrmrr: I<0x03, MRMSrcReg,(outs GR16:$dst),(ins GR16:$src1, GR16:$src2),
2692 "add{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
2693 def ADD32mrmrr: I<0x03, MRMSrcReg,(outs GR16:$dst),(ins GR16:$src1, GR16:$src2),
2694 "add{l}\t{$src2, $dst|$dst, $src2}", []>;
2696 // Register-Integer Addition
2697 def ADD8ri : Ii8<0x80, MRM0r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
2698 "add{b}\t{$src2, $dst|$dst, $src2}",
2699 [(set GR8:$dst, (add GR8:$src1, imm:$src2)),
2700 (implicit EFLAGS)]>;
2702 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
2703 // Register-Integer Addition
2704 def ADD16ri : Ii16<0x81, MRM0r, (outs GR16:$dst),
2705 (ins GR16:$src1, i16imm:$src2),
2706 "add{w}\t{$src2, $dst|$dst, $src2}",
2707 [(set GR16:$dst, (add GR16:$src1, imm:$src2)),
2708 (implicit EFLAGS)]>, OpSize;
2709 def ADD32ri : Ii32<0x81, MRM0r, (outs GR32:$dst),
2710 (ins GR32:$src1, i32imm:$src2),
2711 "add{l}\t{$src2, $dst|$dst, $src2}",
2712 [(set GR32:$dst, (add GR32:$src1, imm:$src2)),
2713 (implicit EFLAGS)]>;
2714 def ADD16ri8 : Ii8<0x83, MRM0r, (outs GR16:$dst),
2715 (ins GR16:$src1, i16i8imm:$src2),
2716 "add{w}\t{$src2, $dst|$dst, $src2}",
2717 [(set GR16:$dst, (add GR16:$src1, i16immSExt8:$src2)),
2718 (implicit EFLAGS)]>, OpSize;
2719 def ADD32ri8 : Ii8<0x83, MRM0r, (outs GR32:$dst),
2720 (ins GR32:$src1, i32i8imm:$src2),
2721 "add{l}\t{$src2, $dst|$dst, $src2}",
2722 [(set GR32:$dst, (add GR32:$src1, i32immSExt8:$src2)),
2723 (implicit EFLAGS)]>;
2726 let isTwoAddress = 0 in {
2727 // Memory-Register Addition
2728 def ADD8mr : I<0x00, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
2729 "add{b}\t{$src2, $dst|$dst, $src2}",
2730 [(store (add (load addr:$dst), GR8:$src2), addr:$dst),
2731 (implicit EFLAGS)]>;
2732 def ADD16mr : I<0x01, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2733 "add{w}\t{$src2, $dst|$dst, $src2}",
2734 [(store (add (load addr:$dst), GR16:$src2), addr:$dst),
2735 (implicit EFLAGS)]>, OpSize;
2736 def ADD32mr : I<0x01, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2737 "add{l}\t{$src2, $dst|$dst, $src2}",
2738 [(store (add (load addr:$dst), GR32:$src2), addr:$dst),
2739 (implicit EFLAGS)]>;
2740 def ADD8mi : Ii8<0x80, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src2),
2741 "add{b}\t{$src2, $dst|$dst, $src2}",
2742 [(store (add (loadi8 addr:$dst), imm:$src2), addr:$dst),
2743 (implicit EFLAGS)]>;
2744 def ADD16mi : Ii16<0x81, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src2),
2745 "add{w}\t{$src2, $dst|$dst, $src2}",
2746 [(store (add (loadi16 addr:$dst), imm:$src2), addr:$dst),
2747 (implicit EFLAGS)]>, OpSize;
2748 def ADD32mi : Ii32<0x81, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src2),
2749 "add{l}\t{$src2, $dst|$dst, $src2}",
2750 [(store (add (loadi32 addr:$dst), imm:$src2), addr:$dst),
2751 (implicit EFLAGS)]>;
2752 def ADD16mi8 : Ii8<0x83, MRM0m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
2753 "add{w}\t{$src2, $dst|$dst, $src2}",
2754 [(store (add (load addr:$dst), i16immSExt8:$src2),
2756 (implicit EFLAGS)]>, OpSize;
2757 def ADD32mi8 : Ii8<0x83, MRM0m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
2758 "add{l}\t{$src2, $dst|$dst, $src2}",
2759 [(store (add (load addr:$dst), i32immSExt8:$src2),
2761 (implicit EFLAGS)]>;
2764 def ADD8i8 : Ii8<0x04, RawFrm, (outs), (ins i8imm:$src),
2765 "add{b}\t{$src, %al|%al, $src}", []>;
2766 def ADD16i16 : Ii16<0x05, RawFrm, (outs), (ins i16imm:$src),
2767 "add{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
2768 def ADD32i32 : Ii32<0x05, RawFrm, (outs), (ins i32imm:$src),
2769 "add{l}\t{$src, %eax|%eax, $src}", []>;
2772 let Uses = [EFLAGS] in {
2773 let isCommutable = 1 in { // X = ADC Y, Z --> X = ADC Z, Y
2774 def ADC8rr : I<0x10, MRMDestReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
2775 "adc{b}\t{$src2, $dst|$dst, $src2}",
2776 [(set GR8:$dst, (adde GR8:$src1, GR8:$src2))]>;
2777 def ADC16rr : I<0x11, MRMDestReg, (outs GR16:$dst),
2778 (ins GR16:$src1, GR16:$src2),
2779 "adc{w}\t{$src2, $dst|$dst, $src2}",
2780 [(set GR16:$dst, (adde GR16:$src1, GR16:$src2))]>, OpSize;
2781 def ADC32rr : I<0x11, MRMDestReg, (outs GR32:$dst),
2782 (ins GR32:$src1, GR32:$src2),
2783 "adc{l}\t{$src2, $dst|$dst, $src2}",
2784 [(set GR32:$dst, (adde GR32:$src1, GR32:$src2))]>;
2787 def ADC8rr_REV : I<0x12, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
2788 "adc{b}\t{$src2, $dst|$dst, $src2}", []>;
2789 def ADC16rr_REV : I<0x13, MRMSrcReg, (outs GR16:$dst),
2790 (ins GR16:$src1, GR16:$src2),
2791 "adc{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
2792 def ADC32rr_REV : I<0x13, MRMSrcReg, (outs GR32:$dst),
2793 (ins GR32:$src1, GR32:$src2),
2794 "adc{l}\t{$src2, $dst|$dst, $src2}", []>;
2796 def ADC8rm : I<0x12, MRMSrcMem , (outs GR8:$dst),
2797 (ins GR8:$src1, i8mem:$src2),
2798 "adc{b}\t{$src2, $dst|$dst, $src2}",
2799 [(set GR8:$dst, (adde GR8:$src1, (load addr:$src2)))]>;
2800 def ADC16rm : I<0x13, MRMSrcMem , (outs GR16:$dst),
2801 (ins GR16:$src1, i16mem:$src2),
2802 "adc{w}\t{$src2, $dst|$dst, $src2}",
2803 [(set GR16:$dst, (adde GR16:$src1, (load addr:$src2)))]>,
2805 def ADC32rm : I<0x13, MRMSrcMem , (outs GR32:$dst),
2806 (ins GR32:$src1, i32mem:$src2),
2807 "adc{l}\t{$src2, $dst|$dst, $src2}",
2808 [(set GR32:$dst, (adde GR32:$src1, (load addr:$src2)))]>;
2809 def ADC8ri : Ii8<0x80, MRM2r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
2810 "adc{b}\t{$src2, $dst|$dst, $src2}",
2811 [(set GR8:$dst, (adde GR8:$src1, imm:$src2))]>;
2812 def ADC16ri : Ii16<0x81, MRM2r, (outs GR16:$dst),
2813 (ins GR16:$src1, i16imm:$src2),
2814 "adc{w}\t{$src2, $dst|$dst, $src2}",
2815 [(set GR16:$dst, (adde GR16:$src1, imm:$src2))]>, OpSize;
2816 def ADC16ri8 : Ii8<0x83, MRM2r, (outs GR16:$dst),
2817 (ins GR16:$src1, i16i8imm:$src2),
2818 "adc{w}\t{$src2, $dst|$dst, $src2}",
2819 [(set GR16:$dst, (adde GR16:$src1, i16immSExt8:$src2))]>,
2821 def ADC32ri : Ii32<0x81, MRM2r, (outs GR32:$dst),
2822 (ins GR32:$src1, i32imm:$src2),
2823 "adc{l}\t{$src2, $dst|$dst, $src2}",
2824 [(set GR32:$dst, (adde GR32:$src1, imm:$src2))]>;
2825 def ADC32ri8 : Ii8<0x83, MRM2r, (outs GR32:$dst),
2826 (ins GR32:$src1, i32i8imm:$src2),
2827 "adc{l}\t{$src2, $dst|$dst, $src2}",
2828 [(set GR32:$dst, (adde GR32:$src1, i32immSExt8:$src2))]>;
2830 let isTwoAddress = 0 in {
2831 def ADC8mr : I<0x10, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
2832 "adc{b}\t{$src2, $dst|$dst, $src2}",
2833 [(store (adde (load addr:$dst), GR8:$src2), addr:$dst)]>;
2834 def ADC16mr : I<0x11, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2835 "adc{w}\t{$src2, $dst|$dst, $src2}",
2836 [(store (adde (load addr:$dst), GR16:$src2), addr:$dst)]>,
2838 def ADC32mr : I<0x11, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2839 "adc{l}\t{$src2, $dst|$dst, $src2}",
2840 [(store (adde (load addr:$dst), GR32:$src2), addr:$dst)]>;
2841 def ADC8mi : Ii8<0x80, MRM2m, (outs), (ins i8mem:$dst, i8imm:$src2),
2842 "adc{b}\t{$src2, $dst|$dst, $src2}",
2843 [(store (adde (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
2844 def ADC16mi : Ii16<0x81, MRM2m, (outs), (ins i16mem:$dst, i16imm:$src2),
2845 "adc{w}\t{$src2, $dst|$dst, $src2}",
2846 [(store (adde (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
2848 def ADC16mi8 : Ii8<0x83, MRM2m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
2849 "adc{w}\t{$src2, $dst|$dst, $src2}",
2850 [(store (adde (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
2852 def ADC32mi : Ii32<0x81, MRM2m, (outs), (ins i32mem:$dst, i32imm:$src2),
2853 "adc{l}\t{$src2, $dst|$dst, $src2}",
2854 [(store (adde (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
2855 def ADC32mi8 : Ii8<0x83, MRM2m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
2856 "adc{l}\t{$src2, $dst|$dst, $src2}",
2857 [(store (adde (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
2859 def ADC8i8 : Ii8<0x14, RawFrm, (outs), (ins i8imm:$src),
2860 "adc{b}\t{$src, %al|%al, $src}", []>;
2861 def ADC16i16 : Ii16<0x15, RawFrm, (outs), (ins i16imm:$src),
2862 "adc{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
2863 def ADC32i32 : Ii32<0x15, RawFrm, (outs), (ins i32imm:$src),
2864 "adc{l}\t{$src, %eax|%eax, $src}", []>;
2866 } // Uses = [EFLAGS]
2868 // Register-Register Subtraction
2869 def SUB8rr : I<0x28, MRMDestReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
2870 "sub{b}\t{$src2, $dst|$dst, $src2}",
2871 [(set GR8:$dst, (sub GR8:$src1, GR8:$src2)),
2872 (implicit EFLAGS)]>;
2873 def SUB16rr : I<0x29, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2),
2874 "sub{w}\t{$src2, $dst|$dst, $src2}",
2875 [(set GR16:$dst, (sub GR16:$src1, GR16:$src2)),
2876 (implicit EFLAGS)]>, OpSize;
2877 def SUB32rr : I<0x29, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2),
2878 "sub{l}\t{$src2, $dst|$dst, $src2}",
2879 [(set GR32:$dst, (sub GR32:$src1, GR32:$src2)),
2880 (implicit EFLAGS)]>;
2882 def SUB8rr_REV : I<0x2A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
2883 "sub{b}\t{$src2, $dst|$dst, $src2}", []>;
2884 def SUB16rr_REV : I<0x2B, MRMSrcReg, (outs GR16:$dst),
2885 (ins GR16:$src1, GR16:$src2),
2886 "sub{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
2887 def SUB32rr_REV : I<0x2B, MRMSrcReg, (outs GR32:$dst),
2888 (ins GR32:$src1, GR32:$src2),
2889 "sub{l}\t{$src2, $dst|$dst, $src2}", []>;
2891 // Register-Memory Subtraction
2892 def SUB8rm : I<0x2A, MRMSrcMem, (outs GR8 :$dst),
2893 (ins GR8 :$src1, i8mem :$src2),
2894 "sub{b}\t{$src2, $dst|$dst, $src2}",
2895 [(set GR8:$dst, (sub GR8:$src1, (load addr:$src2))),
2896 (implicit EFLAGS)]>;
2897 def SUB16rm : I<0x2B, MRMSrcMem, (outs GR16:$dst),
2898 (ins GR16:$src1, i16mem:$src2),
2899 "sub{w}\t{$src2, $dst|$dst, $src2}",
2900 [(set GR16:$dst, (sub GR16:$src1, (load addr:$src2))),
2901 (implicit EFLAGS)]>, OpSize;
2902 def SUB32rm : I<0x2B, MRMSrcMem, (outs GR32:$dst),
2903 (ins GR32:$src1, i32mem:$src2),
2904 "sub{l}\t{$src2, $dst|$dst, $src2}",
2905 [(set GR32:$dst, (sub GR32:$src1, (load addr:$src2))),
2906 (implicit EFLAGS)]>;
2908 // Register-Integer Subtraction
2909 def SUB8ri : Ii8 <0x80, MRM5r, (outs GR8:$dst),
2910 (ins GR8:$src1, i8imm:$src2),
2911 "sub{b}\t{$src2, $dst|$dst, $src2}",
2912 [(set GR8:$dst, (sub GR8:$src1, imm:$src2)),
2913 (implicit EFLAGS)]>;
2914 def SUB16ri : Ii16<0x81, MRM5r, (outs GR16:$dst),
2915 (ins GR16:$src1, i16imm:$src2),
2916 "sub{w}\t{$src2, $dst|$dst, $src2}",
2917 [(set GR16:$dst, (sub GR16:$src1, imm:$src2)),
2918 (implicit EFLAGS)]>, OpSize;
2919 def SUB32ri : Ii32<0x81, MRM5r, (outs GR32:$dst),
2920 (ins GR32:$src1, i32imm:$src2),
2921 "sub{l}\t{$src2, $dst|$dst, $src2}",
2922 [(set GR32:$dst, (sub GR32:$src1, imm:$src2)),
2923 (implicit EFLAGS)]>;
2924 def SUB16ri8 : Ii8<0x83, MRM5r, (outs GR16:$dst),
2925 (ins GR16:$src1, i16i8imm:$src2),
2926 "sub{w}\t{$src2, $dst|$dst, $src2}",
2927 [(set GR16:$dst, (sub GR16:$src1, i16immSExt8:$src2)),
2928 (implicit EFLAGS)]>, OpSize;
2929 def SUB32ri8 : Ii8<0x83, MRM5r, (outs GR32:$dst),
2930 (ins GR32:$src1, i32i8imm:$src2),
2931 "sub{l}\t{$src2, $dst|$dst, $src2}",
2932 [(set GR32:$dst, (sub GR32:$src1, i32immSExt8:$src2)),
2933 (implicit EFLAGS)]>;
2935 let isTwoAddress = 0 in {
2936 // Memory-Register Subtraction
2937 def SUB8mr : I<0x28, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2),
2938 "sub{b}\t{$src2, $dst|$dst, $src2}",
2939 [(store (sub (load addr:$dst), GR8:$src2), addr:$dst),
2940 (implicit EFLAGS)]>;
2941 def SUB16mr : I<0x29, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2942 "sub{w}\t{$src2, $dst|$dst, $src2}",
2943 [(store (sub (load addr:$dst), GR16:$src2), addr:$dst),
2944 (implicit EFLAGS)]>, OpSize;
2945 def SUB32mr : I<0x29, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2946 "sub{l}\t{$src2, $dst|$dst, $src2}",
2947 [(store (sub (load addr:$dst), GR32:$src2), addr:$dst),
2948 (implicit EFLAGS)]>;
2950 // Memory-Integer Subtraction
2951 def SUB8mi : Ii8<0x80, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src2),
2952 "sub{b}\t{$src2, $dst|$dst, $src2}",
2953 [(store (sub (loadi8 addr:$dst), imm:$src2), addr:$dst),
2954 (implicit EFLAGS)]>;
2955 def SUB16mi : Ii16<0x81, MRM5m, (outs), (ins i16mem:$dst, i16imm:$src2),
2956 "sub{w}\t{$src2, $dst|$dst, $src2}",
2957 [(store (sub (loadi16 addr:$dst), imm:$src2),addr:$dst),
2958 (implicit EFLAGS)]>, OpSize;
2959 def SUB32mi : Ii32<0x81, MRM5m, (outs), (ins i32mem:$dst, i32imm:$src2),
2960 "sub{l}\t{$src2, $dst|$dst, $src2}",
2961 [(store (sub (loadi32 addr:$dst), imm:$src2),addr:$dst),
2962 (implicit EFLAGS)]>;
2963 def SUB16mi8 : Ii8<0x83, MRM5m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
2964 "sub{w}\t{$src2, $dst|$dst, $src2}",
2965 [(store (sub (load addr:$dst), i16immSExt8:$src2),
2967 (implicit EFLAGS)]>, OpSize;
2968 def SUB32mi8 : Ii8<0x83, MRM5m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
2969 "sub{l}\t{$src2, $dst|$dst, $src2}",
2970 [(store (sub (load addr:$dst), i32immSExt8:$src2),
2972 (implicit EFLAGS)]>;
2974 def SUB8i8 : Ii8<0x2C, RawFrm, (outs), (ins i8imm:$src),
2975 "sub{b}\t{$src, %al|%al, $src}", []>;
2976 def SUB16i16 : Ii16<0x2D, RawFrm, (outs), (ins i16imm:$src),
2977 "sub{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
2978 def SUB32i32 : Ii32<0x2D, RawFrm, (outs), (ins i32imm:$src),
2979 "sub{l}\t{$src, %eax|%eax, $src}", []>;
2982 let Uses = [EFLAGS] in {
2983 def SBB8rr : I<0x18, MRMDestReg, (outs GR8:$dst),
2984 (ins GR8:$src1, GR8:$src2),
2985 "sbb{b}\t{$src2, $dst|$dst, $src2}",
2986 [(set GR8:$dst, (sube GR8:$src1, GR8:$src2))]>;
2987 def SBB16rr : I<0x19, MRMDestReg, (outs GR16:$dst),
2988 (ins GR16:$src1, GR16:$src2),
2989 "sbb{w}\t{$src2, $dst|$dst, $src2}",
2990 [(set GR16:$dst, (sube GR16:$src1, GR16:$src2))]>, OpSize;
2991 def SBB32rr : I<0x19, MRMDestReg, (outs GR32:$dst),
2992 (ins GR32:$src1, GR32:$src2),
2993 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2994 [(set GR32:$dst, (sube GR32:$src1, GR32:$src2))]>;
2996 let isTwoAddress = 0 in {
2997 def SBB8mr : I<0x18, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
2998 "sbb{b}\t{$src2, $dst|$dst, $src2}",
2999 [(store (sube (load addr:$dst), GR8:$src2), addr:$dst)]>;
3000 def SBB16mr : I<0x19, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
3001 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3002 [(store (sube (load addr:$dst), GR16:$src2), addr:$dst)]>,
3004 def SBB32mr : I<0x19, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
3005 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3006 [(store (sube (load addr:$dst), GR32:$src2), addr:$dst)]>;
3007 def SBB8mi : Ii8<0x80, MRM3m, (outs), (ins i8mem:$dst, i8imm:$src2),
3008 "sbb{b}\t{$src2, $dst|$dst, $src2}",
3009 [(store (sube (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
3010 def SBB16mi : Ii16<0x81, MRM3m, (outs), (ins i16mem:$dst, i16imm:$src2),
3011 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3012 [(store (sube (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
3014 def SBB16mi8 : Ii8<0x83, MRM3m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
3015 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3016 [(store (sube (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
3018 def SBB32mi : Ii32<0x81, MRM3m, (outs), (ins i32mem:$dst, i32imm:$src2),
3019 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3020 [(store (sube (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
3021 def SBB32mi8 : Ii8<0x83, MRM3m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
3022 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3023 [(store (sube (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
3025 def SBB8i8 : Ii8<0x1C, RawFrm, (outs), (ins i8imm:$src),
3026 "sbb{b}\t{$src, %al|%al, $src}", []>;
3027 def SBB16i16 : Ii16<0x1D, RawFrm, (outs), (ins i16imm:$src),
3028 "sbb{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
3029 def SBB32i32 : Ii32<0x1D, RawFrm, (outs), (ins i32imm:$src),
3030 "sbb{l}\t{$src, %eax|%eax, $src}", []>;
3033 def SBB8rr_REV : I<0x1A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
3034 "sbb{b}\t{$src2, $dst|$dst, $src2}", []>;
3035 def SBB16rr_REV : I<0x1B, MRMSrcReg, (outs GR16:$dst),
3036 (ins GR16:$src1, GR16:$src2),
3037 "sbb{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
3038 def SBB32rr_REV : I<0x1B, MRMSrcReg, (outs GR32:$dst),
3039 (ins GR32:$src1, GR32:$src2),
3040 "sbb{l}\t{$src2, $dst|$dst, $src2}", []>;
3042 def SBB8rm : I<0x1A, MRMSrcMem, (outs GR8:$dst), (ins GR8:$src1, i8mem:$src2),
3043 "sbb{b}\t{$src2, $dst|$dst, $src2}",
3044 [(set GR8:$dst, (sube GR8:$src1, (load addr:$src2)))]>;
3045 def SBB16rm : I<0x1B, MRMSrcMem, (outs GR16:$dst),
3046 (ins GR16:$src1, i16mem:$src2),
3047 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3048 [(set GR16:$dst, (sube GR16:$src1, (load addr:$src2)))]>,
3050 def SBB32rm : I<0x1B, MRMSrcMem, (outs GR32:$dst),
3051 (ins GR32:$src1, i32mem:$src2),
3052 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3053 [(set GR32:$dst, (sube GR32:$src1, (load addr:$src2)))]>;
3054 def SBB8ri : Ii8<0x80, MRM3r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
3055 "sbb{b}\t{$src2, $dst|$dst, $src2}",
3056 [(set GR8:$dst, (sube GR8:$src1, imm:$src2))]>;
3057 def SBB16ri : Ii16<0x81, MRM3r, (outs GR16:$dst),
3058 (ins GR16:$src1, i16imm:$src2),
3059 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3060 [(set GR16:$dst, (sube GR16:$src1, imm:$src2))]>, OpSize;
3061 def SBB16ri8 : Ii8<0x83, MRM3r, (outs GR16:$dst),
3062 (ins GR16:$src1, i16i8imm:$src2),
3063 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3064 [(set GR16:$dst, (sube GR16:$src1, i16immSExt8:$src2))]>,
3066 def SBB32ri : Ii32<0x81, MRM3r, (outs GR32:$dst),
3067 (ins GR32:$src1, i32imm:$src2),
3068 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3069 [(set GR32:$dst, (sube GR32:$src1, imm:$src2))]>;
3070 def SBB32ri8 : Ii8<0x83, MRM3r, (outs GR32:$dst),
3071 (ins GR32:$src1, i32i8imm:$src2),
3072 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3073 [(set GR32:$dst, (sube GR32:$src1, i32immSExt8:$src2))]>;
3074 } // Uses = [EFLAGS]
3075 } // Defs = [EFLAGS]
3077 let Defs = [EFLAGS] in {
3078 let isCommutable = 1 in { // X = IMUL Y, Z --> X = IMUL Z, Y
3079 // Register-Register Signed Integer Multiply
3080 def IMUL16rr : I<0xAF, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2),
3081 "imul{w}\t{$src2, $dst|$dst, $src2}",
3082 [(set GR16:$dst, (mul GR16:$src1, GR16:$src2)),
3083 (implicit EFLAGS)]>, TB, OpSize;
3084 def IMUL32rr : I<0xAF, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2),
3085 "imul{l}\t{$src2, $dst|$dst, $src2}",
3086 [(set GR32:$dst, (mul GR32:$src1, GR32:$src2)),
3087 (implicit EFLAGS)]>, TB;
3090 // Register-Memory Signed Integer Multiply
3091 def IMUL16rm : I<0xAF, MRMSrcMem, (outs GR16:$dst),
3092 (ins GR16:$src1, i16mem:$src2),
3093 "imul{w}\t{$src2, $dst|$dst, $src2}",
3094 [(set GR16:$dst, (mul GR16:$src1, (load addr:$src2))),
3095 (implicit EFLAGS)]>, TB, OpSize;
3096 def IMUL32rm : I<0xAF, MRMSrcMem, (outs GR32:$dst),
3097 (ins GR32:$src1, i32mem:$src2),
3098 "imul{l}\t{$src2, $dst|$dst, $src2}",
3099 [(set GR32:$dst, (mul GR32:$src1, (load addr:$src2))),
3100 (implicit EFLAGS)]>, TB;
3101 } // Defs = [EFLAGS]
3102 } // end Two Address instructions
3104 // Suprisingly enough, these are not two address instructions!
3105 let Defs = [EFLAGS] in {
3106 // Register-Integer Signed Integer Multiply
3107 def IMUL16rri : Ii16<0x69, MRMSrcReg, // GR16 = GR16*I16
3108 (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
3109 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3110 [(set GR16:$dst, (mul GR16:$src1, imm:$src2)),
3111 (implicit EFLAGS)]>, OpSize;
3112 def IMUL32rri : Ii32<0x69, MRMSrcReg, // GR32 = GR32*I32
3113 (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
3114 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3115 [(set GR32:$dst, (mul GR32:$src1, imm:$src2)),
3116 (implicit EFLAGS)]>;
3117 def IMUL16rri8 : Ii8<0x6B, MRMSrcReg, // GR16 = GR16*I8
3118 (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
3119 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3120 [(set GR16:$dst, (mul GR16:$src1, i16immSExt8:$src2)),
3121 (implicit EFLAGS)]>, OpSize;
3122 def IMUL32rri8 : Ii8<0x6B, MRMSrcReg, // GR32 = GR32*I8
3123 (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
3124 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3125 [(set GR32:$dst, (mul GR32:$src1, i32immSExt8:$src2)),
3126 (implicit EFLAGS)]>;
3128 // Memory-Integer Signed Integer Multiply
3129 def IMUL16rmi : Ii16<0x69, MRMSrcMem, // GR16 = [mem16]*I16
3130 (outs GR16:$dst), (ins i16mem:$src1, i16imm:$src2),
3131 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3132 [(set GR16:$dst, (mul (load addr:$src1), imm:$src2)),
3133 (implicit EFLAGS)]>, OpSize;
3134 def IMUL32rmi : Ii32<0x69, MRMSrcMem, // GR32 = [mem32]*I32
3135 (outs GR32:$dst), (ins i32mem:$src1, i32imm:$src2),
3136 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3137 [(set GR32:$dst, (mul (load addr:$src1), imm:$src2)),
3138 (implicit EFLAGS)]>;
3139 def IMUL16rmi8 : Ii8<0x6B, MRMSrcMem, // GR16 = [mem16]*I8
3140 (outs GR16:$dst), (ins i16mem:$src1, i16i8imm :$src2),
3141 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3142 [(set GR16:$dst, (mul (load addr:$src1),
3143 i16immSExt8:$src2)),
3144 (implicit EFLAGS)]>, OpSize;
3145 def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // GR32 = [mem32]*I8
3146 (outs GR32:$dst), (ins i32mem:$src1, i32i8imm: $src2),
3147 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3148 [(set GR32:$dst, (mul (load addr:$src1),
3149 i32immSExt8:$src2)),
3150 (implicit EFLAGS)]>;
3151 } // Defs = [EFLAGS]
3153 //===----------------------------------------------------------------------===//
3154 // Test instructions are just like AND, except they don't generate a result.
3156 let Defs = [EFLAGS] in {
3157 let isCommutable = 1 in { // TEST X, Y --> TEST Y, X
3158 def TEST8rr : I<0x84, MRMDestReg, (outs), (ins GR8:$src1, GR8:$src2),
3159 "test{b}\t{$src2, $src1|$src1, $src2}",
3160 [(X86cmp (and_su GR8:$src1, GR8:$src2), 0),
3161 (implicit EFLAGS)]>;
3162 def TEST16rr : I<0x85, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
3163 "test{w}\t{$src2, $src1|$src1, $src2}",
3164 [(X86cmp (and_su GR16:$src1, GR16:$src2), 0),
3165 (implicit EFLAGS)]>,
3167 def TEST32rr : I<0x85, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
3168 "test{l}\t{$src2, $src1|$src1, $src2}",
3169 [(X86cmp (and_su GR32:$src1, GR32:$src2), 0),
3170 (implicit EFLAGS)]>;
3173 def TEST8i8 : Ii8<0xA8, RawFrm, (outs), (ins i8imm:$src),
3174 "test{b}\t{$src, %al|%al, $src}", []>;
3175 def TEST16i16 : Ii16<0xA9, RawFrm, (outs), (ins i16imm:$src),
3176 "test{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
3177 def TEST32i32 : Ii32<0xA9, RawFrm, (outs), (ins i32imm:$src),
3178 "test{l}\t{$src, %eax|%eax, $src}", []>;
3180 def TEST8rm : I<0x84, MRMSrcMem, (outs), (ins GR8 :$src1, i8mem :$src2),
3181 "test{b}\t{$src2, $src1|$src1, $src2}",
3182 [(X86cmp (and GR8:$src1, (loadi8 addr:$src2)), 0),
3183 (implicit EFLAGS)]>;
3184 def TEST16rm : I<0x85, MRMSrcMem, (outs), (ins GR16:$src1, i16mem:$src2),
3185 "test{w}\t{$src2, $src1|$src1, $src2}",
3186 [(X86cmp (and GR16:$src1, (loadi16 addr:$src2)), 0),
3187 (implicit EFLAGS)]>, OpSize;
3188 def TEST32rm : I<0x85, MRMSrcMem, (outs), (ins GR32:$src1, i32mem:$src2),
3189 "test{l}\t{$src2, $src1|$src1, $src2}",
3190 [(X86cmp (and GR32:$src1, (loadi32 addr:$src2)), 0),
3191 (implicit EFLAGS)]>;
3193 def TEST8ri : Ii8 <0xF6, MRM0r, // flags = GR8 & imm8
3194 (outs), (ins GR8:$src1, i8imm:$src2),
3195 "test{b}\t{$src2, $src1|$src1, $src2}",
3196 [(X86cmp (and_su GR8:$src1, imm:$src2), 0),
3197 (implicit EFLAGS)]>;
3198 def TEST16ri : Ii16<0xF7, MRM0r, // flags = GR16 & imm16
3199 (outs), (ins GR16:$src1, i16imm:$src2),
3200 "test{w}\t{$src2, $src1|$src1, $src2}",
3201 [(X86cmp (and_su GR16:$src1, imm:$src2), 0),
3202 (implicit EFLAGS)]>, OpSize;
3203 def TEST32ri : Ii32<0xF7, MRM0r, // flags = GR32 & imm32
3204 (outs), (ins GR32:$src1, i32imm:$src2),
3205 "test{l}\t{$src2, $src1|$src1, $src2}",
3206 [(X86cmp (and_su GR32:$src1, imm:$src2), 0),
3207 (implicit EFLAGS)]>;
3209 def TEST8mi : Ii8 <0xF6, MRM0m, // flags = [mem8] & imm8
3210 (outs), (ins i8mem:$src1, i8imm:$src2),
3211 "test{b}\t{$src2, $src1|$src1, $src2}",
3212 [(X86cmp (and (loadi8 addr:$src1), imm:$src2), 0),
3213 (implicit EFLAGS)]>;
3214 def TEST16mi : Ii16<0xF7, MRM0m, // flags = [mem16] & imm16
3215 (outs), (ins i16mem:$src1, i16imm:$src2),
3216 "test{w}\t{$src2, $src1|$src1, $src2}",
3217 [(X86cmp (and (loadi16 addr:$src1), imm:$src2), 0),
3218 (implicit EFLAGS)]>, OpSize;
3219 def TEST32mi : Ii32<0xF7, MRM0m, // flags = [mem32] & imm32
3220 (outs), (ins i32mem:$src1, i32imm:$src2),
3221 "test{l}\t{$src2, $src1|$src1, $src2}",
3222 [(X86cmp (and (loadi32 addr:$src1), imm:$src2), 0),
3223 (implicit EFLAGS)]>;
3224 } // Defs = [EFLAGS]
3227 // Condition code ops, incl. set if equal/not equal/...
3228 let Defs = [EFLAGS], Uses = [AH], neverHasSideEffects = 1 in
3229 def SAHF : I<0x9E, RawFrm, (outs), (ins), "sahf", []>; // flags = AH
3230 let Defs = [AH], Uses = [EFLAGS], neverHasSideEffects = 1 in
3231 def LAHF : I<0x9F, RawFrm, (outs), (ins), "lahf", []>; // AH = flags
3233 let Uses = [EFLAGS] in {
3234 // Use sbb to materialize carry bit.
3235 let Defs = [EFLAGS], isCodeGenOnly = 1 in {
3236 // FIXME: These are pseudo ops that should be replaced with Pat<> patterns.
3237 // However, Pat<> can't replicate the destination reg into the inputs of the
3239 // FIXME: Change these to have encoding Pseudo when X86MCCodeEmitter replaces
3241 def SETB_C8r : I<0x18, MRMInitReg, (outs GR8:$dst), (ins), "",
3242 [(set GR8:$dst, (X86setcc_c X86_COND_B, EFLAGS))]>;
3243 def SETB_C16r : I<0x19, MRMInitReg, (outs GR16:$dst), (ins), "",
3244 [(set GR16:$dst, (X86setcc_c X86_COND_B, EFLAGS))]>,
3246 def SETB_C32r : I<0x19, MRMInitReg, (outs GR32:$dst), (ins), "",
3247 [(set GR32:$dst, (X86setcc_c X86_COND_B, EFLAGS))]>;
3250 def SETEr : I<0x94, MRM0r,
3251 (outs GR8 :$dst), (ins),
3253 [(set GR8:$dst, (X86setcc X86_COND_E, EFLAGS))]>,
3255 def SETEm : I<0x94, MRM0m,
3256 (outs), (ins i8mem:$dst),
3258 [(store (X86setcc X86_COND_E, EFLAGS), addr:$dst)]>,
3261 def SETNEr : I<0x95, MRM0r,
3262 (outs GR8 :$dst), (ins),
3264 [(set GR8:$dst, (X86setcc X86_COND_NE, EFLAGS))]>,
3266 def SETNEm : I<0x95, MRM0m,
3267 (outs), (ins i8mem:$dst),
3269 [(store (X86setcc X86_COND_NE, EFLAGS), addr:$dst)]>,
3272 def SETLr : I<0x9C, MRM0r,
3273 (outs GR8 :$dst), (ins),
3275 [(set GR8:$dst, (X86setcc X86_COND_L, EFLAGS))]>,
3276 TB; // GR8 = < signed
3277 def SETLm : I<0x9C, MRM0m,
3278 (outs), (ins i8mem:$dst),
3280 [(store (X86setcc X86_COND_L, EFLAGS), addr:$dst)]>,
3281 TB; // [mem8] = < signed
3283 def SETGEr : I<0x9D, MRM0r,
3284 (outs GR8 :$dst), (ins),
3286 [(set GR8:$dst, (X86setcc X86_COND_GE, EFLAGS))]>,
3287 TB; // GR8 = >= signed
3288 def SETGEm : I<0x9D, MRM0m,
3289 (outs), (ins i8mem:$dst),
3291 [(store (X86setcc X86_COND_GE, EFLAGS), addr:$dst)]>,
3292 TB; // [mem8] = >= signed
3294 def SETLEr : I<0x9E, MRM0r,
3295 (outs GR8 :$dst), (ins),
3297 [(set GR8:$dst, (X86setcc X86_COND_LE, EFLAGS))]>,
3298 TB; // GR8 = <= signed
3299 def SETLEm : I<0x9E, MRM0m,
3300 (outs), (ins i8mem:$dst),
3302 [(store (X86setcc X86_COND_LE, EFLAGS), addr:$dst)]>,
3303 TB; // [mem8] = <= signed
3305 def SETGr : I<0x9F, MRM0r,
3306 (outs GR8 :$dst), (ins),
3308 [(set GR8:$dst, (X86setcc X86_COND_G, EFLAGS))]>,
3309 TB; // GR8 = > signed
3310 def SETGm : I<0x9F, MRM0m,
3311 (outs), (ins i8mem:$dst),
3313 [(store (X86setcc X86_COND_G, EFLAGS), addr:$dst)]>,
3314 TB; // [mem8] = > signed
3316 def SETBr : I<0x92, MRM0r,
3317 (outs GR8 :$dst), (ins),
3319 [(set GR8:$dst, (X86setcc X86_COND_B, EFLAGS))]>,
3320 TB; // GR8 = < unsign
3321 def SETBm : I<0x92, MRM0m,
3322 (outs), (ins i8mem:$dst),
3324 [(store (X86setcc X86_COND_B, EFLAGS), addr:$dst)]>,
3325 TB; // [mem8] = < unsign
3327 def SETAEr : I<0x93, MRM0r,
3328 (outs GR8 :$dst), (ins),
3330 [(set GR8:$dst, (X86setcc X86_COND_AE, EFLAGS))]>,
3331 TB; // GR8 = >= unsign
3332 def SETAEm : I<0x93, MRM0m,
3333 (outs), (ins i8mem:$dst),
3335 [(store (X86setcc X86_COND_AE, EFLAGS), addr:$dst)]>,
3336 TB; // [mem8] = >= unsign
3338 def SETBEr : I<0x96, MRM0r,
3339 (outs GR8 :$dst), (ins),
3341 [(set GR8:$dst, (X86setcc X86_COND_BE, EFLAGS))]>,
3342 TB; // GR8 = <= unsign
3343 def SETBEm : I<0x96, MRM0m,
3344 (outs), (ins i8mem:$dst),
3346 [(store (X86setcc X86_COND_BE, EFLAGS), addr:$dst)]>,
3347 TB; // [mem8] = <= unsign
3349 def SETAr : I<0x97, MRM0r,
3350 (outs GR8 :$dst), (ins),
3352 [(set GR8:$dst, (X86setcc X86_COND_A, EFLAGS))]>,
3353 TB; // GR8 = > signed
3354 def SETAm : I<0x97, MRM0m,
3355 (outs), (ins i8mem:$dst),
3357 [(store (X86setcc X86_COND_A, EFLAGS), addr:$dst)]>,
3358 TB; // [mem8] = > signed
3360 def SETSr : I<0x98, MRM0r,
3361 (outs GR8 :$dst), (ins),
3363 [(set GR8:$dst, (X86setcc X86_COND_S, EFLAGS))]>,
3364 TB; // GR8 = <sign bit>
3365 def SETSm : I<0x98, MRM0m,
3366 (outs), (ins i8mem:$dst),
3368 [(store (X86setcc X86_COND_S, EFLAGS), addr:$dst)]>,
3369 TB; // [mem8] = <sign bit>
3370 def SETNSr : I<0x99, MRM0r,
3371 (outs GR8 :$dst), (ins),
3373 [(set GR8:$dst, (X86setcc X86_COND_NS, EFLAGS))]>,
3374 TB; // GR8 = !<sign bit>
3375 def SETNSm : I<0x99, MRM0m,
3376 (outs), (ins i8mem:$dst),
3378 [(store (X86setcc X86_COND_NS, EFLAGS), addr:$dst)]>,
3379 TB; // [mem8] = !<sign bit>
3381 def SETPr : I<0x9A, MRM0r,
3382 (outs GR8 :$dst), (ins),
3384 [(set GR8:$dst, (X86setcc X86_COND_P, EFLAGS))]>,
3386 def SETPm : I<0x9A, MRM0m,
3387 (outs), (ins i8mem:$dst),
3389 [(store (X86setcc X86_COND_P, EFLAGS), addr:$dst)]>,
3390 TB; // [mem8] = parity
3391 def SETNPr : I<0x9B, MRM0r,
3392 (outs GR8 :$dst), (ins),
3394 [(set GR8:$dst, (X86setcc X86_COND_NP, EFLAGS))]>,
3395 TB; // GR8 = not parity
3396 def SETNPm : I<0x9B, MRM0m,
3397 (outs), (ins i8mem:$dst),
3399 [(store (X86setcc X86_COND_NP, EFLAGS), addr:$dst)]>,
3400 TB; // [mem8] = not parity
3402 def SETOr : I<0x90, MRM0r,
3403 (outs GR8 :$dst), (ins),
3405 [(set GR8:$dst, (X86setcc X86_COND_O, EFLAGS))]>,
3406 TB; // GR8 = overflow
3407 def SETOm : I<0x90, MRM0m,
3408 (outs), (ins i8mem:$dst),
3410 [(store (X86setcc X86_COND_O, EFLAGS), addr:$dst)]>,
3411 TB; // [mem8] = overflow
3412 def SETNOr : I<0x91, MRM0r,
3413 (outs GR8 :$dst), (ins),
3415 [(set GR8:$dst, (X86setcc X86_COND_NO, EFLAGS))]>,
3416 TB; // GR8 = not overflow
3417 def SETNOm : I<0x91, MRM0m,
3418 (outs), (ins i8mem:$dst),
3420 [(store (X86setcc X86_COND_NO, EFLAGS), addr:$dst)]>,
3421 TB; // [mem8] = not overflow
3422 } // Uses = [EFLAGS]
3425 // Integer comparisons
3426 let Defs = [EFLAGS] in {
3427 def CMP8i8 : Ii8<0x3C, RawFrm, (outs), (ins i8imm:$src),
3428 "cmp{b}\t{$src, %al|%al, $src}", []>;
3429 def CMP16i16 : Ii16<0x3D, RawFrm, (outs), (ins i16imm:$src),
3430 "cmp{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
3431 def CMP32i32 : Ii32<0x3D, RawFrm, (outs), (ins i32imm:$src),
3432 "cmp{l}\t{$src, %eax|%eax, $src}", []>;
3434 def CMP8rr : I<0x38, MRMDestReg,
3435 (outs), (ins GR8 :$src1, GR8 :$src2),
3436 "cmp{b}\t{$src2, $src1|$src1, $src2}",
3437 [(X86cmp GR8:$src1, GR8:$src2), (implicit EFLAGS)]>;
3438 def CMP16rr : I<0x39, MRMDestReg,
3439 (outs), (ins GR16:$src1, GR16:$src2),
3440 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3441 [(X86cmp GR16:$src1, GR16:$src2), (implicit EFLAGS)]>, OpSize;
3442 def CMP32rr : I<0x39, MRMDestReg,
3443 (outs), (ins GR32:$src1, GR32:$src2),
3444 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3445 [(X86cmp GR32:$src1, GR32:$src2), (implicit EFLAGS)]>;
3446 def CMP8mr : I<0x38, MRMDestMem,
3447 (outs), (ins i8mem :$src1, GR8 :$src2),
3448 "cmp{b}\t{$src2, $src1|$src1, $src2}",
3449 [(X86cmp (loadi8 addr:$src1), GR8:$src2),
3450 (implicit EFLAGS)]>;
3451 def CMP16mr : I<0x39, MRMDestMem,
3452 (outs), (ins i16mem:$src1, GR16:$src2),
3453 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3454 [(X86cmp (loadi16 addr:$src1), GR16:$src2),
3455 (implicit EFLAGS)]>, OpSize;
3456 def CMP32mr : I<0x39, MRMDestMem,
3457 (outs), (ins i32mem:$src1, GR32:$src2),
3458 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3459 [(X86cmp (loadi32 addr:$src1), GR32:$src2),
3460 (implicit EFLAGS)]>;
3461 def CMP8rm : I<0x3A, MRMSrcMem,
3462 (outs), (ins GR8 :$src1, i8mem :$src2),
3463 "cmp{b}\t{$src2, $src1|$src1, $src2}",
3464 [(X86cmp GR8:$src1, (loadi8 addr:$src2)),
3465 (implicit EFLAGS)]>;
3466 def CMP16rm : I<0x3B, MRMSrcMem,
3467 (outs), (ins GR16:$src1, i16mem:$src2),
3468 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3469 [(X86cmp GR16:$src1, (loadi16 addr:$src2)),
3470 (implicit EFLAGS)]>, OpSize;
3471 def CMP32rm : I<0x3B, MRMSrcMem,
3472 (outs), (ins GR32:$src1, i32mem:$src2),
3473 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3474 [(X86cmp GR32:$src1, (loadi32 addr:$src2)),
3475 (implicit EFLAGS)]>;
3476 def CMP8mrmrr : I<0x3A, MRMSrcReg, (outs), (ins GR8:$src1, GR8:$src2),
3477 "cmp{b}\t{$src2, $src1|$src1, $src2}", []>;
3478 def CMP16mrmrr : I<0x3B, MRMSrcReg, (outs), (ins GR16:$src1, GR16:$src2),
3479 "cmp{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize;
3480 def CMP32mrmrr : I<0x3B, MRMSrcReg, (outs), (ins GR32:$src1, GR32:$src2),
3481 "cmp{l}\t{$src2, $src1|$src1, $src2}", []>;
3482 def CMP8ri : Ii8<0x80, MRM7r,
3483 (outs), (ins GR8:$src1, i8imm:$src2),
3484 "cmp{b}\t{$src2, $src1|$src1, $src2}",
3485 [(X86cmp GR8:$src1, imm:$src2), (implicit EFLAGS)]>;
3486 def CMP16ri : Ii16<0x81, MRM7r,
3487 (outs), (ins GR16:$src1, i16imm:$src2),
3488 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3489 [(X86cmp GR16:$src1, imm:$src2),
3490 (implicit EFLAGS)]>, OpSize;
3491 def CMP32ri : Ii32<0x81, MRM7r,
3492 (outs), (ins GR32:$src1, i32imm:$src2),
3493 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3494 [(X86cmp GR32:$src1, imm:$src2), (implicit EFLAGS)]>;
3495 def CMP8mi : Ii8 <0x80, MRM7m,
3496 (outs), (ins i8mem :$src1, i8imm :$src2),
3497 "cmp{b}\t{$src2, $src1|$src1, $src2}",
3498 [(X86cmp (loadi8 addr:$src1), imm:$src2),
3499 (implicit EFLAGS)]>;
3500 def CMP16mi : Ii16<0x81, MRM7m,
3501 (outs), (ins i16mem:$src1, i16imm:$src2),
3502 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3503 [(X86cmp (loadi16 addr:$src1), imm:$src2),
3504 (implicit EFLAGS)]>, OpSize;
3505 def CMP32mi : Ii32<0x81, MRM7m,
3506 (outs), (ins i32mem:$src1, i32imm:$src2),
3507 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3508 [(X86cmp (loadi32 addr:$src1), imm:$src2),
3509 (implicit EFLAGS)]>;
3510 def CMP16ri8 : Ii8<0x83, MRM7r,
3511 (outs), (ins GR16:$src1, i16i8imm:$src2),
3512 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3513 [(X86cmp GR16:$src1, i16immSExt8:$src2),
3514 (implicit EFLAGS)]>, OpSize;
3515 def CMP16mi8 : Ii8<0x83, MRM7m,
3516 (outs), (ins i16mem:$src1, i16i8imm:$src2),
3517 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3518 [(X86cmp (loadi16 addr:$src1), i16immSExt8:$src2),
3519 (implicit EFLAGS)]>, OpSize;
3520 def CMP32mi8 : Ii8<0x83, MRM7m,
3521 (outs), (ins i32mem:$src1, i32i8imm:$src2),
3522 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3523 [(X86cmp (loadi32 addr:$src1), i32immSExt8:$src2),
3524 (implicit EFLAGS)]>;
3525 def CMP32ri8 : Ii8<0x83, MRM7r,
3526 (outs), (ins GR32:$src1, i32i8imm:$src2),
3527 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3528 [(X86cmp GR32:$src1, i32immSExt8:$src2),
3529 (implicit EFLAGS)]>;
3530 } // Defs = [EFLAGS]
3533 // TODO: BTC, BTR, and BTS
3534 let Defs = [EFLAGS] in {
3535 def BT16rr : I<0xA3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
3536 "bt{w}\t{$src2, $src1|$src1, $src2}",
3537 [(X86bt GR16:$src1, GR16:$src2),
3538 (implicit EFLAGS)]>, OpSize, TB;
3539 def BT32rr : I<0xA3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
3540 "bt{l}\t{$src2, $src1|$src1, $src2}",
3541 [(X86bt GR32:$src1, GR32:$src2),
3542 (implicit EFLAGS)]>, TB;
3544 // Unlike with the register+register form, the memory+register form of the
3545 // bt instruction does not ignore the high bits of the index. From ISel's
3546 // perspective, this is pretty bizarre. Make these instructions disassembly
3549 def BT16mr : I<0xA3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
3550 "bt{w}\t{$src2, $src1|$src1, $src2}",
3551 // [(X86bt (loadi16 addr:$src1), GR16:$src2),
3552 // (implicit EFLAGS)]
3554 >, OpSize, TB, Requires<[FastBTMem]>;
3555 def BT32mr : I<0xA3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
3556 "bt{l}\t{$src2, $src1|$src1, $src2}",
3557 // [(X86bt (loadi32 addr:$src1), GR32:$src2),
3558 // (implicit EFLAGS)]
3560 >, TB, Requires<[FastBTMem]>;
3562 def BT16ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR16:$src1, i16i8imm:$src2),
3563 "bt{w}\t{$src2, $src1|$src1, $src2}",
3564 [(X86bt GR16:$src1, i16immSExt8:$src2),
3565 (implicit EFLAGS)]>, OpSize, TB;
3566 def BT32ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR32:$src1, i32i8imm:$src2),
3567 "bt{l}\t{$src2, $src1|$src1, $src2}",
3568 [(X86bt GR32:$src1, i32immSExt8:$src2),
3569 (implicit EFLAGS)]>, TB;
3570 // Note that these instructions don't need FastBTMem because that
3571 // only applies when the other operand is in a register. When it's
3572 // an immediate, bt is still fast.
3573 def BT16mi8 : Ii8<0xBA, MRM4m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
3574 "bt{w}\t{$src2, $src1|$src1, $src2}",
3575 [(X86bt (loadi16 addr:$src1), i16immSExt8:$src2),
3576 (implicit EFLAGS)]>, OpSize, TB;
3577 def BT32mi8 : Ii8<0xBA, MRM4m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
3578 "bt{l}\t{$src2, $src1|$src1, $src2}",
3579 [(X86bt (loadi32 addr:$src1), i32immSExt8:$src2),
3580 (implicit EFLAGS)]>, TB;
3582 def BTC16rr : I<0xBB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
3583 "btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3584 def BTC32rr : I<0xBB, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
3585 "btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3586 def BTC16mr : I<0xBB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
3587 "btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3588 def BTC32mr : I<0xBB, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
3589 "btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3590 def BTC16ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR16:$src1, i16i8imm:$src2),
3591 "btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3592 def BTC32ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR32:$src1, i32i8imm:$src2),
3593 "btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3594 def BTC16mi8 : Ii8<0xBA, MRM7m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
3595 "btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3596 def BTC32mi8 : Ii8<0xBA, MRM7m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
3597 "btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3599 def BTR16rr : I<0xB3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
3600 "btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3601 def BTR32rr : I<0xB3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
3602 "btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3603 def BTR16mr : I<0xB3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
3604 "btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3605 def BTR32mr : I<0xB3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
3606 "btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3607 def BTR16ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR16:$src1, i16i8imm:$src2),
3608 "btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3609 def BTR32ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR32:$src1, i32i8imm:$src2),
3610 "btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3611 def BTR16mi8 : Ii8<0xBA, MRM6m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
3612 "btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3613 def BTR32mi8 : Ii8<0xBA, MRM6m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
3614 "btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3616 def BTS16rr : I<0xAB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
3617 "bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3618 def BTS32rr : I<0xAB, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
3619 "bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3620 def BTS16mr : I<0xAB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
3621 "bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3622 def BTS32mr : I<0xAB, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
3623 "bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3624 def BTS16ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR16:$src1, i16i8imm:$src2),
3625 "bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3626 def BTS32ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR32:$src1, i32i8imm:$src2),
3627 "bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3628 def BTS16mi8 : Ii8<0xBA, MRM5m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
3629 "bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3630 def BTS32mi8 : Ii8<0xBA, MRM5m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
3631 "bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3632 } // Defs = [EFLAGS]
3634 // Sign/Zero extenders
3635 // Use movsbl intead of movsbw; we don't care about the high 16 bits
3636 // of the register here. This has a smaller encoding and avoids a
3637 // partial-register update. Actual movsbw included for the disassembler.
3638 def MOVSX16rr8W : I<0xBE, MRMSrcReg, (outs GR16:$dst), (ins GR8:$src),
3639 "movs{bw|x}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3640 def MOVSX16rm8W : I<0xBE, MRMSrcMem, (outs GR16:$dst), (ins i8mem:$src),
3641 "movs{bw|x}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3642 def MOVSX16rr8 : I<0xBE, MRMSrcReg, (outs GR16:$dst), (ins GR8 :$src),
3643 "", [(set GR16:$dst, (sext GR8:$src))]>, TB;
3644 def MOVSX16rm8 : I<0xBE, MRMSrcMem, (outs GR16:$dst), (ins i8mem :$src),
3645 "", [(set GR16:$dst, (sextloadi16i8 addr:$src))]>, TB;
3646 def MOVSX32rr8 : I<0xBE, MRMSrcReg, (outs GR32:$dst), (ins GR8 :$src),
3647 "movs{bl|x}\t{$src, $dst|$dst, $src}",
3648 [(set GR32:$dst, (sext GR8:$src))]>, TB;
3649 def MOVSX32rm8 : I<0xBE, MRMSrcMem, (outs GR32:$dst), (ins i8mem :$src),
3650 "movs{bl|x}\t{$src, $dst|$dst, $src}",
3651 [(set GR32:$dst, (sextloadi32i8 addr:$src))]>, TB;
3652 def MOVSX32rr16: I<0xBF, MRMSrcReg, (outs GR32:$dst), (ins GR16:$src),
3653 "movs{wl|x}\t{$src, $dst|$dst, $src}",
3654 [(set GR32:$dst, (sext GR16:$src))]>, TB;
3655 def MOVSX32rm16: I<0xBF, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src),
3656 "movs{wl|x}\t{$src, $dst|$dst, $src}",
3657 [(set GR32:$dst, (sextloadi32i16 addr:$src))]>, TB;
3659 // Use movzbl intead of movzbw; we don't care about the high 16 bits
3660 // of the register here. This has a smaller encoding and avoids a
3661 // partial-register update. Actual movzbw included for the disassembler.
3662 def MOVZX16rr8W : I<0xB6, MRMSrcReg, (outs GR16:$dst), (ins GR8:$src),
3663 "movz{bw|x}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3664 def MOVZX16rm8W : I<0xB6, MRMSrcMem, (outs GR16:$dst), (ins i8mem:$src),
3665 "movz{bw|x}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3666 def MOVZX16rr8 : I<0xB6, MRMSrcReg, (outs GR16:$dst), (ins GR8 :$src),
3667 "", [(set GR16:$dst, (zext GR8:$src))]>, TB;
3668 def MOVZX16rm8 : I<0xB6, MRMSrcMem, (outs GR16:$dst), (ins i8mem :$src),
3669 "", [(set GR16:$dst, (zextloadi16i8 addr:$src))]>, TB;
3670 def MOVZX32rr8 : I<0xB6, MRMSrcReg, (outs GR32:$dst), (ins GR8 :$src),
3671 "movz{bl|x}\t{$src, $dst|$dst, $src}",
3672 [(set GR32:$dst, (zext GR8:$src))]>, TB;
3673 def MOVZX32rm8 : I<0xB6, MRMSrcMem, (outs GR32:$dst), (ins i8mem :$src),
3674 "movz{bl|x}\t{$src, $dst|$dst, $src}",
3675 [(set GR32:$dst, (zextloadi32i8 addr:$src))]>, TB;
3676 def MOVZX32rr16: I<0xB7, MRMSrcReg, (outs GR32:$dst), (ins GR16:$src),
3677 "movz{wl|x}\t{$src, $dst|$dst, $src}",
3678 [(set GR32:$dst, (zext GR16:$src))]>, TB;
3679 def MOVZX32rm16: I<0xB7, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src),
3680 "movz{wl|x}\t{$src, $dst|$dst, $src}",
3681 [(set GR32:$dst, (zextloadi32i16 addr:$src))]>, TB;
3683 // These are the same as the regular MOVZX32rr8 and MOVZX32rm8
3684 // except that they use GR32_NOREX for the output operand register class
3685 // instead of GR32. This allows them to operate on h registers on x86-64.
3686 def MOVZX32_NOREXrr8 : I<0xB6, MRMSrcReg,
3687 (outs GR32_NOREX:$dst), (ins GR8:$src),
3688 "movz{bl|x}\t{$src, $dst|$dst, $src} # NOREX",
3691 def MOVZX32_NOREXrm8 : I<0xB6, MRMSrcMem,
3692 (outs GR32_NOREX:$dst), (ins i8mem:$src),
3693 "movz{bl|x}\t{$src, $dst|$dst, $src} # NOREX",
3696 let neverHasSideEffects = 1 in {
3697 let Defs = [AX], Uses = [AL] in
3698 def CBW : I<0x98, RawFrm, (outs), (ins),
3699 "{cbtw|cbw}", []>, OpSize; // AX = signext(AL)
3700 let Defs = [EAX], Uses = [AX] in
3701 def CWDE : I<0x98, RawFrm, (outs), (ins),
3702 "{cwtl|cwde}", []>; // EAX = signext(AX)
3704 let Defs = [AX,DX], Uses = [AX] in
3705 def CWD : I<0x99, RawFrm, (outs), (ins),
3706 "{cwtd|cwd}", []>, OpSize; // DX:AX = signext(AX)
3707 let Defs = [EAX,EDX], Uses = [EAX] in
3708 def CDQ : I<0x99, RawFrm, (outs), (ins),
3709 "{cltd|cdq}", []>; // EDX:EAX = signext(EAX)
3712 //===----------------------------------------------------------------------===//
3713 // Alias Instructions
3714 //===----------------------------------------------------------------------===//
3716 // Alias instructions that map movr0 to xor.
3717 // FIXME: remove when we can teach regalloc that xor reg, reg is ok.
3718 // FIXME: Set encoding to pseudo.
3719 let Defs = [EFLAGS], isReMaterializable = 1, isAsCheapAsAMove = 1,
3720 isCodeGenOnly = 1 in {
3721 def MOV8r0 : I<0x30, MRMInitReg, (outs GR8 :$dst), (ins), "",
3722 [(set GR8:$dst, 0)]>;
3724 // We want to rewrite MOV16r0 in terms of MOV32r0, because it's a smaller
3725 // encoding and avoids a partial-register update sometimes, but doing so
3726 // at isel time interferes with rematerialization in the current register
3727 // allocator. For now, this is rewritten when the instruction is lowered
3729 def MOV16r0 : I<0x31, MRMInitReg, (outs GR16:$dst), (ins),
3731 [(set GR16:$dst, 0)]>, OpSize;
3733 // FIXME: Set encoding to pseudo.
3734 def MOV32r0 : I<0x31, MRMInitReg, (outs GR32:$dst), (ins), "",
3735 [(set GR32:$dst, 0)]>;
3738 //===----------------------------------------------------------------------===//
3739 // Thread Local Storage Instructions
3742 // All calls clobber the non-callee saved registers. ESP is marked as
3743 // a use to prevent stack-pointer assignments that appear immediately
3744 // before calls from potentially appearing dead.
3745 let Defs = [EAX, ECX, EDX, FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0,
3746 MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
3747 XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7,
3748 XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15, EFLAGS],
3750 def TLS_addr32 : I<0, Pseudo, (outs), (ins lea32mem:$sym),
3751 "leal\t$sym, %eax; "
3752 "call\t___tls_get_addr@PLT",
3753 [(X86tlsaddr tls32addr:$sym)]>,
3754 Requires<[In32BitMode]>;
3756 let AddedComplexity = 5, isCodeGenOnly = 1 in
3757 def GS_MOV32rm : I<0x8B, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
3758 "movl\t%gs:$src, $dst",
3759 [(set GR32:$dst, (gsload addr:$src))]>, SegGS;
3761 let AddedComplexity = 5, isCodeGenOnly = 1 in
3762 def FS_MOV32rm : I<0x8B, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
3763 "movl\t%fs:$src, $dst",
3764 [(set GR32:$dst, (fsload addr:$src))]>, SegFS;
3766 //===----------------------------------------------------------------------===//
3767 // EH Pseudo Instructions
3769 let isTerminator = 1, isReturn = 1, isBarrier = 1,
3770 hasCtrlDep = 1, isCodeGenOnly = 1 in {
3771 def EH_RETURN : I<0xC3, RawFrm, (outs), (ins GR32:$addr),
3772 "ret\t#eh_return, addr: $addr",
3773 [(X86ehret GR32:$addr)]>;
3777 //===----------------------------------------------------------------------===//
3781 // Atomic swap. These are just normal xchg instructions. But since a memory
3782 // operand is referenced, the atomicity is ensured.
3783 let Constraints = "$val = $dst" in {
3784 def XCHG32rm : I<0x87, MRMSrcMem, (outs GR32:$dst),
3785 (ins GR32:$val, i32mem:$ptr),
3786 "xchg{l}\t{$val, $ptr|$ptr, $val}",
3787 [(set GR32:$dst, (atomic_swap_32 addr:$ptr, GR32:$val))]>;
3788 def XCHG16rm : I<0x87, MRMSrcMem, (outs GR16:$dst),
3789 (ins GR16:$val, i16mem:$ptr),
3790 "xchg{w}\t{$val, $ptr|$ptr, $val}",
3791 [(set GR16:$dst, (atomic_swap_16 addr:$ptr, GR16:$val))]>,
3793 def XCHG8rm : I<0x86, MRMSrcMem, (outs GR8:$dst), (ins GR8:$val, i8mem:$ptr),
3794 "xchg{b}\t{$val, $ptr|$ptr, $val}",
3795 [(set GR8:$dst, (atomic_swap_8 addr:$ptr, GR8:$val))]>;
3797 def XCHG32rr : I<0x87, MRMSrcReg, (outs GR32:$dst), (ins GR32:$val, GR32:$src),
3798 "xchg{l}\t{$val, $src|$src, $val}", []>;
3799 def XCHG16rr : I<0x87, MRMSrcReg, (outs GR16:$dst), (ins GR16:$val, GR16:$src),
3800 "xchg{w}\t{$val, $src|$src, $val}", []>, OpSize;
3801 def XCHG8rr : I<0x86, MRMSrcReg, (outs GR8:$dst), (ins GR8:$val, GR8:$src),
3802 "xchg{b}\t{$val, $src|$src, $val}", []>;
3805 def XCHG16ar : I<0x90, AddRegFrm, (outs), (ins GR16:$src),
3806 "xchg{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
3807 def XCHG32ar : I<0x90, AddRegFrm, (outs), (ins GR32:$src),
3808 "xchg{l}\t{$src, %eax|%eax, $src}", []>;
3810 // Atomic compare and swap.
3811 let Defs = [EAX, EFLAGS], Uses = [EAX] in {
3812 def LCMPXCHG32 : I<0xB1, MRMDestMem, (outs), (ins i32mem:$ptr, GR32:$swap),
3814 "cmpxchg{l}\t{$swap, $ptr|$ptr, $swap}",
3815 [(X86cas addr:$ptr, GR32:$swap, 4)]>, TB, LOCK;
3817 let Defs = [EAX, EDX, EFLAGS], Uses = [EAX, EBX, ECX, EDX] in {
3818 def LCMPXCHG8B : I<0xC7, MRM1m, (outs), (ins i64mem:$ptr),
3821 [(X86cas8 addr:$ptr)]>, TB, LOCK;
3824 let Defs = [AX, EFLAGS], Uses = [AX] in {
3825 def LCMPXCHG16 : I<0xB1, MRMDestMem, (outs), (ins i16mem:$ptr, GR16:$swap),
3827 "cmpxchg{w}\t{$swap, $ptr|$ptr, $swap}",
3828 [(X86cas addr:$ptr, GR16:$swap, 2)]>, TB, OpSize, LOCK;
3830 let Defs = [AL, EFLAGS], Uses = [AL] in {
3831 def LCMPXCHG8 : I<0xB0, MRMDestMem, (outs), (ins i8mem:$ptr, GR8:$swap),
3833 "cmpxchg{b}\t{$swap, $ptr|$ptr, $swap}",
3834 [(X86cas addr:$ptr, GR8:$swap, 1)]>, TB, LOCK;
3837 // Atomic exchange and add
3838 let Constraints = "$val = $dst", Defs = [EFLAGS] in {
3839 def LXADD32 : I<0xC1, MRMSrcMem, (outs GR32:$dst), (ins GR32:$val, i32mem:$ptr),
3841 "xadd{l}\t{$val, $ptr|$ptr, $val}",
3842 [(set GR32:$dst, (atomic_load_add_32 addr:$ptr, GR32:$val))]>,
3844 def LXADD16 : I<0xC1, MRMSrcMem, (outs GR16:$dst), (ins GR16:$val, i16mem:$ptr),
3846 "xadd{w}\t{$val, $ptr|$ptr, $val}",
3847 [(set GR16:$dst, (atomic_load_add_16 addr:$ptr, GR16:$val))]>,
3849 def LXADD8 : I<0xC0, MRMSrcMem, (outs GR8:$dst), (ins GR8:$val, i8mem:$ptr),
3851 "xadd{b}\t{$val, $ptr|$ptr, $val}",
3852 [(set GR8:$dst, (atomic_load_add_8 addr:$ptr, GR8:$val))]>,
3856 def XADD8rr : I<0xC0, MRMDestReg, (outs GR8:$dst), (ins GR8:$src),
3857 "xadd{b}\t{$src, $dst|$dst, $src}", []>, TB;
3858 def XADD16rr : I<0xC1, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
3859 "xadd{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3860 def XADD32rr : I<0xC1, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
3861 "xadd{l}\t{$src, $dst|$dst, $src}", []>, TB;
3863 def XADD8rm : I<0xC0, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
3864 "xadd{b}\t{$src, $dst|$dst, $src}", []>, TB;
3865 def XADD16rm : I<0xC1, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
3866 "xadd{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3867 def XADD32rm : I<0xC1, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
3868 "xadd{l}\t{$src, $dst|$dst, $src}", []>, TB;
3870 def CMPXCHG8rr : I<0xB0, MRMDestReg, (outs GR8:$dst), (ins GR8:$src),
3871 "cmpxchg{b}\t{$src, $dst|$dst, $src}", []>, TB;
3872 def CMPXCHG16rr : I<0xB1, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
3873 "cmpxchg{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3874 def CMPXCHG32rr : I<0xB1, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
3875 "cmpxchg{l}\t{$src, $dst|$dst, $src}", []>, TB;
3877 def CMPXCHG8rm : I<0xB0, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
3878 "cmpxchg{b}\t{$src, $dst|$dst, $src}", []>, TB;
3879 def CMPXCHG16rm : I<0xB1, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
3880 "cmpxchg{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3881 def CMPXCHG32rm : I<0xB1, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
3882 "cmpxchg{l}\t{$src, $dst|$dst, $src}", []>, TB;
3884 let Defs = [EAX, EDX, EFLAGS], Uses = [EAX, EBX, ECX, EDX] in
3885 def CMPXCHG8B : I<0xC7, MRM1m, (outs), (ins i64mem:$dst),
3886 "cmpxchg8b\t$dst", []>, TB;
3888 // Optimized codegen when the non-memory output is not used.
3889 // FIXME: Use normal add / sub instructions and add lock prefix dynamically.
3890 let Defs = [EFLAGS] in {
3891 def LOCK_ADD8mr : I<0x00, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
3893 "add{b}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3894 def LOCK_ADD16mr : I<0x01, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
3896 "add{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize, LOCK;
3897 def LOCK_ADD32mr : I<0x01, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
3899 "add{l}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3900 def LOCK_ADD8mi : Ii8<0x80, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src2),
3902 "add{b}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3903 def LOCK_ADD16mi : Ii16<0x81, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src2),
3905 "add{w}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3906 def LOCK_ADD32mi : Ii32<0x81, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src2),
3908 "add{l}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3909 def LOCK_ADD16mi8 : Ii8<0x83, MRM0m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
3911 "add{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize, LOCK;
3912 def LOCK_ADD32mi8 : Ii8<0x83, MRM0m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
3914 "add{l}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3916 def LOCK_INC8m : I<0xFE, MRM0m, (outs), (ins i8mem :$dst),
3918 "inc{b}\t$dst", []>, LOCK;
3919 def LOCK_INC16m : I<0xFF, MRM0m, (outs), (ins i16mem:$dst),
3921 "inc{w}\t$dst", []>, OpSize, LOCK;
3922 def LOCK_INC32m : I<0xFF, MRM0m, (outs), (ins i32mem:$dst),
3924 "inc{l}\t$dst", []>, LOCK;
3926 def LOCK_SUB8mr : I<0x28, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2),
3928 "sub{b}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3929 def LOCK_SUB16mr : I<0x29, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
3931 "sub{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize, LOCK;
3932 def LOCK_SUB32mr : I<0x29, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
3934 "sub{l}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3935 def LOCK_SUB8mi : Ii8<0x80, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src2),
3937 "sub{b}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3938 def LOCK_SUB16mi : Ii16<0x81, MRM5m, (outs), (ins i16mem:$dst, i16imm:$src2),
3940 "sub{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize, LOCK;
3941 def LOCK_SUB32mi : Ii32<0x81, MRM5m, (outs), (ins i32mem:$dst, i32imm:$src2),
3943 "sub{l}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3944 def LOCK_SUB16mi8 : Ii8<0x83, MRM5m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
3946 "sub{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize, LOCK;
3947 def LOCK_SUB32mi8 : Ii8<0x83, MRM5m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
3949 "sub{l}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3951 def LOCK_DEC8m : I<0xFE, MRM1m, (outs), (ins i8mem :$dst),
3953 "dec{b}\t$dst", []>, LOCK;
3954 def LOCK_DEC16m : I<0xFF, MRM1m, (outs), (ins i16mem:$dst),
3956 "dec{w}\t$dst", []>, OpSize, LOCK;
3957 def LOCK_DEC32m : I<0xFF, MRM1m, (outs), (ins i32mem:$dst),
3959 "dec{l}\t$dst", []>, LOCK;
3962 // Atomic exchange, and, or, xor
3963 let Constraints = "$val = $dst", Defs = [EFLAGS],
3964 usesCustomInserter = 1 in {
3965 def ATOMAND32 : I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3966 "#ATOMAND32 PSEUDO!",
3967 [(set GR32:$dst, (atomic_load_and_32 addr:$ptr, GR32:$val))]>;
3968 def ATOMOR32 : I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3969 "#ATOMOR32 PSEUDO!",
3970 [(set GR32:$dst, (atomic_load_or_32 addr:$ptr, GR32:$val))]>;
3971 def ATOMXOR32 : I<0, Pseudo,(outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3972 "#ATOMXOR32 PSEUDO!",
3973 [(set GR32:$dst, (atomic_load_xor_32 addr:$ptr, GR32:$val))]>;
3974 def ATOMNAND32 : I<0, Pseudo,(outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3975 "#ATOMNAND32 PSEUDO!",
3976 [(set GR32:$dst, (atomic_load_nand_32 addr:$ptr, GR32:$val))]>;
3977 def ATOMMIN32: I<0, Pseudo, (outs GR32:$dst), (ins i32mem:$ptr, GR32:$val),
3978 "#ATOMMIN32 PSEUDO!",
3979 [(set GR32:$dst, (atomic_load_min_32 addr:$ptr, GR32:$val))]>;
3980 def ATOMMAX32: I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3981 "#ATOMMAX32 PSEUDO!",
3982 [(set GR32:$dst, (atomic_load_max_32 addr:$ptr, GR32:$val))]>;
3983 def ATOMUMIN32: I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3984 "#ATOMUMIN32 PSEUDO!",
3985 [(set GR32:$dst, (atomic_load_umin_32 addr:$ptr, GR32:$val))]>;
3986 def ATOMUMAX32: I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3987 "#ATOMUMAX32 PSEUDO!",
3988 [(set GR32:$dst, (atomic_load_umax_32 addr:$ptr, GR32:$val))]>;
3990 def ATOMAND16 : I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
3991 "#ATOMAND16 PSEUDO!",
3992 [(set GR16:$dst, (atomic_load_and_16 addr:$ptr, GR16:$val))]>;
3993 def ATOMOR16 : I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
3994 "#ATOMOR16 PSEUDO!",
3995 [(set GR16:$dst, (atomic_load_or_16 addr:$ptr, GR16:$val))]>;
3996 def ATOMXOR16 : I<0, Pseudo,(outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
3997 "#ATOMXOR16 PSEUDO!",
3998 [(set GR16:$dst, (atomic_load_xor_16 addr:$ptr, GR16:$val))]>;
3999 def ATOMNAND16 : I<0, Pseudo,(outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
4000 "#ATOMNAND16 PSEUDO!",
4001 [(set GR16:$dst, (atomic_load_nand_16 addr:$ptr, GR16:$val))]>;
4002 def ATOMMIN16: I<0, Pseudo, (outs GR16:$dst), (ins i16mem:$ptr, GR16:$val),
4003 "#ATOMMIN16 PSEUDO!",
4004 [(set GR16:$dst, (atomic_load_min_16 addr:$ptr, GR16:$val))]>;
4005 def ATOMMAX16: I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
4006 "#ATOMMAX16 PSEUDO!",
4007 [(set GR16:$dst, (atomic_load_max_16 addr:$ptr, GR16:$val))]>;
4008 def ATOMUMIN16: I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
4009 "#ATOMUMIN16 PSEUDO!",
4010 [(set GR16:$dst, (atomic_load_umin_16 addr:$ptr, GR16:$val))]>;
4011 def ATOMUMAX16: I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
4012 "#ATOMUMAX16 PSEUDO!",
4013 [(set GR16:$dst, (atomic_load_umax_16 addr:$ptr, GR16:$val))]>;
4015 def ATOMAND8 : I<0, Pseudo, (outs GR8:$dst),(ins i8mem:$ptr, GR8:$val),
4016 "#ATOMAND8 PSEUDO!",
4017 [(set GR8:$dst, (atomic_load_and_8 addr:$ptr, GR8:$val))]>;
4018 def ATOMOR8 : I<0, Pseudo, (outs GR8:$dst),(ins i8mem:$ptr, GR8:$val),
4020 [(set GR8:$dst, (atomic_load_or_8 addr:$ptr, GR8:$val))]>;
4021 def ATOMXOR8 : I<0, Pseudo,(outs GR8:$dst),(ins i8mem:$ptr, GR8:$val),
4022 "#ATOMXOR8 PSEUDO!",
4023 [(set GR8:$dst, (atomic_load_xor_8 addr:$ptr, GR8:$val))]>;
4024 def ATOMNAND8 : I<0, Pseudo,(outs GR8:$dst),(ins i8mem:$ptr, GR8:$val),
4025 "#ATOMNAND8 PSEUDO!",
4026 [(set GR8:$dst, (atomic_load_nand_8 addr:$ptr, GR8:$val))]>;
4029 let Constraints = "$val1 = $dst1, $val2 = $dst2",
4030 Defs = [EFLAGS, EAX, EBX, ECX, EDX],
4031 Uses = [EAX, EBX, ECX, EDX],
4032 mayLoad = 1, mayStore = 1,
4033 usesCustomInserter = 1 in {
4034 def ATOMAND6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4035 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4036 "#ATOMAND6432 PSEUDO!", []>;
4037 def ATOMOR6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4038 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4039 "#ATOMOR6432 PSEUDO!", []>;
4040 def ATOMXOR6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4041 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4042 "#ATOMXOR6432 PSEUDO!", []>;
4043 def ATOMNAND6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4044 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4045 "#ATOMNAND6432 PSEUDO!", []>;
4046 def ATOMADD6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4047 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4048 "#ATOMADD6432 PSEUDO!", []>;
4049 def ATOMSUB6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4050 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4051 "#ATOMSUB6432 PSEUDO!", []>;
4052 def ATOMSWAP6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4053 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4054 "#ATOMSWAP6432 PSEUDO!", []>;
4057 // Segmentation support instructions.
4059 def LAR16rm : I<0x02, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
4060 "lar{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4061 def LAR16rr : I<0x02, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
4062 "lar{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4064 // i16mem operand in LAR32rm and GR32 operand in LAR32rr is not a typo.
4065 def LAR32rm : I<0x02, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src),
4066 "lar{l}\t{$src, $dst|$dst, $src}", []>, TB;
4067 def LAR32rr : I<0x02, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
4068 "lar{l}\t{$src, $dst|$dst, $src}", []>, TB;
4070 def LSL16rm : I<0x03, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
4071 "lsl{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4072 def LSL16rr : I<0x03, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
4073 "lsl{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4074 def LSL32rm : I<0x03, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
4075 "lsl{l}\t{$src, $dst|$dst, $src}", []>, TB;
4076 def LSL32rr : I<0x03, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
4077 "lsl{l}\t{$src, $dst|$dst, $src}", []>, TB;
4079 def INVLPG : I<0x01, RawFrm, (outs), (ins), "invlpg", []>, TB;
4081 def STRr : I<0x00, MRM1r, (outs GR16:$dst), (ins),
4082 "str{w}\t{$dst}", []>, TB;
4083 def STRm : I<0x00, MRM1m, (outs i16mem:$dst), (ins),
4084 "str{w}\t{$dst}", []>, TB;
4085 def LTRr : I<0x00, MRM3r, (outs), (ins GR16:$src),
4086 "ltr{w}\t{$src}", []>, TB;
4087 def LTRm : I<0x00, MRM3m, (outs), (ins i16mem:$src),
4088 "ltr{w}\t{$src}", []>, TB;
4090 def PUSHFS16 : I<0xa0, RawFrm, (outs), (ins),
4091 "push{w}\t%fs", []>, OpSize, TB;
4092 def PUSHFS32 : I<0xa0, RawFrm, (outs), (ins),
4093 "push{l}\t%fs", []>, TB;
4094 def PUSHGS16 : I<0xa8, RawFrm, (outs), (ins),
4095 "push{w}\t%gs", []>, OpSize, TB;
4096 def PUSHGS32 : I<0xa8, RawFrm, (outs), (ins),
4097 "push{l}\t%gs", []>, TB;
4099 def POPFS16 : I<0xa1, RawFrm, (outs), (ins),
4100 "pop{w}\t%fs", []>, OpSize, TB;
4101 def POPFS32 : I<0xa1, RawFrm, (outs), (ins),
4102 "pop{l}\t%fs", []>, TB;
4103 def POPGS16 : I<0xa9, RawFrm, (outs), (ins),
4104 "pop{w}\t%gs", []>, OpSize, TB;
4105 def POPGS32 : I<0xa9, RawFrm, (outs), (ins),
4106 "pop{l}\t%gs", []>, TB;
4108 def LDS16rm : I<0xc5, MRMSrcMem, (outs GR16:$dst), (ins opaque32mem:$src),
4109 "lds{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
4110 def LDS32rm : I<0xc5, MRMSrcMem, (outs GR32:$dst), (ins opaque48mem:$src),
4111 "lds{l}\t{$src, $dst|$dst, $src}", []>;
4112 def LSS16rm : I<0xb2, MRMSrcMem, (outs GR16:$dst), (ins opaque32mem:$src),
4113 "lss{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4114 def LSS32rm : I<0xb2, MRMSrcMem, (outs GR32:$dst), (ins opaque48mem:$src),
4115 "lss{l}\t{$src, $dst|$dst, $src}", []>, TB;
4116 def LES16rm : I<0xc4, MRMSrcMem, (outs GR16:$dst), (ins opaque32mem:$src),
4117 "les{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
4118 def LES32rm : I<0xc4, MRMSrcMem, (outs GR32:$dst), (ins opaque48mem:$src),
4119 "les{l}\t{$src, $dst|$dst, $src}", []>;
4120 def LFS16rm : I<0xb4, MRMSrcMem, (outs GR16:$dst), (ins opaque32mem:$src),
4121 "lfs{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4122 def LFS32rm : I<0xb4, MRMSrcMem, (outs GR32:$dst), (ins opaque48mem:$src),
4123 "lfs{l}\t{$src, $dst|$dst, $src}", []>, TB;
4124 def LGS16rm : I<0xb5, MRMSrcMem, (outs GR16:$dst), (ins opaque32mem:$src),
4125 "lgs{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4126 def LGS32rm : I<0xb5, MRMSrcMem, (outs GR32:$dst), (ins opaque48mem:$src),
4127 "lgs{l}\t{$src, $dst|$dst, $src}", []>, TB;
4129 def VERRr : I<0x00, MRM4r, (outs), (ins GR16:$seg),
4130 "verr\t$seg", []>, TB;
4131 def VERRm : I<0x00, MRM4m, (outs), (ins i16mem:$seg),
4132 "verr\t$seg", []>, TB;
4133 def VERWr : I<0x00, MRM5r, (outs), (ins GR16:$seg),
4134 "verw\t$seg", []>, TB;
4135 def VERWm : I<0x00, MRM5m, (outs), (ins i16mem:$seg),
4136 "verw\t$seg", []>, TB;
4138 // Descriptor-table support instructions
4140 def SGDTm : I<0x01, MRM0m, (outs opaque48mem:$dst), (ins),
4141 "sgdt\t$dst", []>, TB;
4142 def SIDTm : I<0x01, MRM1m, (outs opaque48mem:$dst), (ins),
4143 "sidt\t$dst", []>, TB;
4144 def SLDT16r : I<0x00, MRM0r, (outs GR16:$dst), (ins),
4145 "sldt{w}\t$dst", []>, TB;
4146 def SLDT16m : I<0x00, MRM0m, (outs i16mem:$dst), (ins),
4147 "sldt{w}\t$dst", []>, TB;
4148 def LGDTm : I<0x01, MRM2m, (outs), (ins opaque48mem:$src),
4149 "lgdt\t$src", []>, TB;
4150 def LIDTm : I<0x01, MRM3m, (outs), (ins opaque48mem:$src),
4151 "lidt\t$src", []>, TB;
4152 def LLDT16r : I<0x00, MRM2r, (outs), (ins GR16:$src),
4153 "lldt{w}\t$src", []>, TB;
4154 def LLDT16m : I<0x00, MRM2m, (outs), (ins i16mem:$src),
4155 "lldt{w}\t$src", []>, TB;
4157 // Lock instruction prefix
4158 def LOCK_PREFIX : I<0xF0, RawFrm, (outs), (ins), "lock", []>;
4160 // Repeat string operation instruction prefixes
4161 // These uses the DF flag in the EFLAGS register to inc or dec ECX
4162 let Defs = [ECX], Uses = [ECX,EFLAGS] in {
4163 // Repeat (used with INS, OUTS, MOVS, LODS and STOS)
4164 def REP_PREFIX : I<0xF3, RawFrm, (outs), (ins), "rep", []>;
4165 // Repeat while not equal (used with CMPS and SCAS)
4166 def REPNE_PREFIX : I<0xF2, RawFrm, (outs), (ins), "repne", []>;
4169 // Segment override instruction prefixes
4170 def CS_PREFIX : I<0x2E, RawFrm, (outs), (ins), "cs", []>;
4171 def SS_PREFIX : I<0x36, RawFrm, (outs), (ins), "ss", []>;
4172 def DS_PREFIX : I<0x3E, RawFrm, (outs), (ins), "ds", []>;
4173 def ES_PREFIX : I<0x26, RawFrm, (outs), (ins), "es", []>;
4174 def FS_PREFIX : I<0x64, RawFrm, (outs), (ins), "fs", []>;
4175 def GS_PREFIX : I<0x65, RawFrm, (outs), (ins), "gs", []>;
4177 // String manipulation instructions
4179 def LODSB : I<0xAC, RawFrm, (outs), (ins), "lodsb", []>;
4180 def LODSW : I<0xAD, RawFrm, (outs), (ins), "lodsw", []>, OpSize;
4181 def LODSD : I<0xAD, RawFrm, (outs), (ins), "lods{l|d}", []>;
4183 def OUTSB : I<0x6E, RawFrm, (outs), (ins), "outsb", []>;
4184 def OUTSW : I<0x6F, RawFrm, (outs), (ins), "outsw", []>, OpSize;
4185 def OUTSD : I<0x6F, RawFrm, (outs), (ins), "outs{l|d}", []>;
4187 // CPU flow control instructions
4189 def HLT : I<0xF4, RawFrm, (outs), (ins), "hlt", []>;
4190 def RSM : I<0xAA, RawFrm, (outs), (ins), "rsm", []>, TB;
4192 // FPU control instructions
4194 def FNINIT : I<0xE3, RawFrm, (outs), (ins), "fninit", []>, DB;
4196 // Flag instructions
4198 def CLC : I<0xF8, RawFrm, (outs), (ins), "clc", []>;
4199 def STC : I<0xF9, RawFrm, (outs), (ins), "stc", []>;
4200 def CLI : I<0xFA, RawFrm, (outs), (ins), "cli", []>;
4201 def STI : I<0xFB, RawFrm, (outs), (ins), "sti", []>;
4202 def CLD : I<0xFC, RawFrm, (outs), (ins), "cld", []>;
4203 def STD : I<0xFD, RawFrm, (outs), (ins), "std", []>;
4204 def CMC : I<0xF5, RawFrm, (outs), (ins), "cmc", []>;
4206 def CLTS : I<0x06, RawFrm, (outs), (ins), "clts", []>, TB;
4208 // Table lookup instructions
4210 def XLAT : I<0xD7, RawFrm, (outs), (ins), "xlatb", []>;
4212 // Specialized register support
4214 def WRMSR : I<0x30, RawFrm, (outs), (ins), "wrmsr", []>, TB;
4215 def RDMSR : I<0x32, RawFrm, (outs), (ins), "rdmsr", []>, TB;
4216 def RDPMC : I<0x33, RawFrm, (outs), (ins), "rdpmc", []>, TB;
4218 def SMSW16r : I<0x01, MRM4r, (outs GR16:$dst), (ins),
4219 "smsw{w}\t$dst", []>, OpSize, TB;
4220 def SMSW32r : I<0x01, MRM4r, (outs GR32:$dst), (ins),
4221 "smsw{l}\t$dst", []>, TB;
4222 // For memory operands, there is only a 16-bit form
4223 def SMSW16m : I<0x01, MRM4m, (outs i16mem:$dst), (ins),
4224 "smsw{w}\t$dst", []>, TB;
4226 def LMSW16r : I<0x01, MRM6r, (outs), (ins GR16:$src),
4227 "lmsw{w}\t$src", []>, TB;
4228 def LMSW16m : I<0x01, MRM6m, (outs), (ins i16mem:$src),
4229 "lmsw{w}\t$src", []>, TB;
4231 def CPUID : I<0xA2, RawFrm, (outs), (ins), "cpuid", []>, TB;
4233 // Cache instructions
4235 def INVD : I<0x08, RawFrm, (outs), (ins), "invd", []>, TB;
4236 def WBINVD : I<0x09, RawFrm, (outs), (ins), "wbinvd", []>, TB;
4241 def INVEPT : I<0x38, RawFrm, (outs), (ins), "invept", []>, OpSize, TB;
4243 def INVVPID : I<0x38, RawFrm, (outs), (ins), "invvpid", []>, OpSize, TB;
4245 def VMCALL : I<0x01, RawFrm, (outs), (ins), "vmcall", []>, TB;
4246 def VMCLEARm : I<0xC7, MRM6m, (outs), (ins i64mem:$vmcs),
4247 "vmclear\t$vmcs", []>, OpSize, TB;
4249 def VMLAUNCH : I<0x01, RawFrm, (outs), (ins), "vmlaunch", []>, TB;
4251 def VMRESUME : I<0x01, RawFrm, (outs), (ins), "vmresume", []>, TB;
4252 def VMPTRLDm : I<0xC7, MRM6m, (outs), (ins i64mem:$vmcs),
4253 "vmptrld\t$vmcs", []>, TB;
4254 def VMPTRSTm : I<0xC7, MRM7m, (outs i64mem:$vmcs), (ins),
4255 "vmptrst\t$vmcs", []>, TB;
4256 def VMREAD64rm : I<0x78, MRMDestMem, (outs i64mem:$dst), (ins GR64:$src),
4257 "vmread{q}\t{$src, $dst|$dst, $src}", []>, TB;
4258 def VMREAD64rr : I<0x78, MRMDestReg, (outs GR64:$dst), (ins GR64:$src),
4259 "vmread{q}\t{$src, $dst|$dst, $src}", []>, TB;
4260 def VMREAD32rm : I<0x78, MRMDestMem, (outs i32mem:$dst), (ins GR32:$src),
4261 "vmread{l}\t{$src, $dst|$dst, $src}", []>, TB;
4262 def VMREAD32rr : I<0x78, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
4263 "vmread{l}\t{$src, $dst|$dst, $src}", []>, TB;
4264 def VMWRITE64rm : I<0x79, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
4265 "vmwrite{q}\t{$src, $dst|$dst, $src}", []>, TB;
4266 def VMWRITE64rr : I<0x79, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src),
4267 "vmwrite{q}\t{$src, $dst|$dst, $src}", []>, TB;
4268 def VMWRITE32rm : I<0x79, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
4269 "vmwrite{l}\t{$src, $dst|$dst, $src}", []>, TB;
4270 def VMWRITE32rr : I<0x79, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
4271 "vmwrite{l}\t{$src, $dst|$dst, $src}", []>, TB;
4273 def VMXOFF : I<0x01, RawFrm, (outs), (ins), "vmxoff", []>, OpSize;
4274 def VMXON : I<0xC7, MRM6m, (outs), (ins i64mem:$vmxon),
4275 "vmxon\t{$vmxon}", []>, XD;
4277 //===----------------------------------------------------------------------===//
4278 // Non-Instruction Patterns
4279 //===----------------------------------------------------------------------===//
4281 // ConstantPool GlobalAddress, ExternalSymbol, and JumpTable
4282 def : Pat<(i32 (X86Wrapper tconstpool :$dst)), (MOV32ri tconstpool :$dst)>;
4283 def : Pat<(i32 (X86Wrapper tjumptable :$dst)), (MOV32ri tjumptable :$dst)>;
4284 def : Pat<(i32 (X86Wrapper tglobaltlsaddr:$dst)),(MOV32ri tglobaltlsaddr:$dst)>;
4285 def : Pat<(i32 (X86Wrapper tglobaladdr :$dst)), (MOV32ri tglobaladdr :$dst)>;
4286 def : Pat<(i32 (X86Wrapper texternalsym:$dst)), (MOV32ri texternalsym:$dst)>;
4287 def : Pat<(i32 (X86Wrapper tblockaddress:$dst)), (MOV32ri tblockaddress:$dst)>;
4289 def : Pat<(add GR32:$src1, (X86Wrapper tconstpool:$src2)),
4290 (ADD32ri GR32:$src1, tconstpool:$src2)>;
4291 def : Pat<(add GR32:$src1, (X86Wrapper tjumptable:$src2)),
4292 (ADD32ri GR32:$src1, tjumptable:$src2)>;
4293 def : Pat<(add GR32:$src1, (X86Wrapper tglobaladdr :$src2)),
4294 (ADD32ri GR32:$src1, tglobaladdr:$src2)>;
4295 def : Pat<(add GR32:$src1, (X86Wrapper texternalsym:$src2)),
4296 (ADD32ri GR32:$src1, texternalsym:$src2)>;
4297 def : Pat<(add GR32:$src1, (X86Wrapper tblockaddress:$src2)),
4298 (ADD32ri GR32:$src1, tblockaddress:$src2)>;
4300 def : Pat<(store (i32 (X86Wrapper tglobaladdr:$src)), addr:$dst),
4301 (MOV32mi addr:$dst, tglobaladdr:$src)>;
4302 def : Pat<(store (i32 (X86Wrapper texternalsym:$src)), addr:$dst),
4303 (MOV32mi addr:$dst, texternalsym:$src)>;
4304 def : Pat<(store (i32 (X86Wrapper tblockaddress:$src)), addr:$dst),
4305 (MOV32mi addr:$dst, tblockaddress:$src)>;
4309 def : Pat<(X86tcret GR32:$dst, imm:$off),
4310 (TCRETURNri GR32:$dst, imm:$off)>;
4312 def : Pat<(X86tcret (i32 tglobaladdr:$dst), imm:$off),
4313 (TCRETURNdi texternalsym:$dst, imm:$off)>;
4315 def : Pat<(X86tcret (i32 texternalsym:$dst), imm:$off),
4316 (TCRETURNdi texternalsym:$dst, imm:$off)>;
4318 // Normal calls, with various flavors of addresses.
4319 def : Pat<(X86call (i32 tglobaladdr:$dst)),
4320 (CALLpcrel32 tglobaladdr:$dst)>;
4321 def : Pat<(X86call (i32 texternalsym:$dst)),
4322 (CALLpcrel32 texternalsym:$dst)>;
4323 def : Pat<(X86call (i32 imm:$dst)),
4324 (CALLpcrel32 imm:$dst)>, Requires<[CallImmAddr]>;
4326 // X86 specific add which produces a flag.
4327 def : Pat<(addc GR32:$src1, GR32:$src2),
4328 (ADD32rr GR32:$src1, GR32:$src2)>;
4329 def : Pat<(addc GR32:$src1, (load addr:$src2)),
4330 (ADD32rm GR32:$src1, addr:$src2)>;
4331 def : Pat<(addc GR32:$src1, imm:$src2),
4332 (ADD32ri GR32:$src1, imm:$src2)>;
4333 def : Pat<(addc GR32:$src1, i32immSExt8:$src2),
4334 (ADD32ri8 GR32:$src1, i32immSExt8:$src2)>;
4336 def : Pat<(subc GR32:$src1, GR32:$src2),
4337 (SUB32rr GR32:$src1, GR32:$src2)>;
4338 def : Pat<(subc GR32:$src1, (load addr:$src2)),
4339 (SUB32rm GR32:$src1, addr:$src2)>;
4340 def : Pat<(subc GR32:$src1, imm:$src2),
4341 (SUB32ri GR32:$src1, imm:$src2)>;
4342 def : Pat<(subc GR32:$src1, i32immSExt8:$src2),
4343 (SUB32ri8 GR32:$src1, i32immSExt8:$src2)>;
4347 // TEST R,R is smaller than CMP R,0
4348 def : Pat<(parallel (X86cmp GR8:$src1, 0), (implicit EFLAGS)),
4349 (TEST8rr GR8:$src1, GR8:$src1)>;
4350 def : Pat<(parallel (X86cmp GR16:$src1, 0), (implicit EFLAGS)),
4351 (TEST16rr GR16:$src1, GR16:$src1)>;
4352 def : Pat<(parallel (X86cmp GR32:$src1, 0), (implicit EFLAGS)),
4353 (TEST32rr GR32:$src1, GR32:$src1)>;
4355 // Conditional moves with folded loads with operands swapped and conditions
4357 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_B, EFLAGS),
4358 (CMOVAE16rm GR16:$src2, addr:$src1)>;
4359 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_B, EFLAGS),
4360 (CMOVAE32rm GR32:$src2, addr:$src1)>;
4361 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_AE, EFLAGS),
4362 (CMOVB16rm GR16:$src2, addr:$src1)>;
4363 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_AE, EFLAGS),
4364 (CMOVB32rm GR32:$src2, addr:$src1)>;
4365 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_E, EFLAGS),
4366 (CMOVNE16rm GR16:$src2, addr:$src1)>;
4367 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_E, EFLAGS),
4368 (CMOVNE32rm GR32:$src2, addr:$src1)>;
4369 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NE, EFLAGS),
4370 (CMOVE16rm GR16:$src2, addr:$src1)>;
4371 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NE, EFLAGS),
4372 (CMOVE32rm GR32:$src2, addr:$src1)>;
4373 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_BE, EFLAGS),
4374 (CMOVA16rm GR16:$src2, addr:$src1)>;
4375 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_BE, EFLAGS),
4376 (CMOVA32rm GR32:$src2, addr:$src1)>;
4377 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_A, EFLAGS),
4378 (CMOVBE16rm GR16:$src2, addr:$src1)>;
4379 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_A, EFLAGS),
4380 (CMOVBE32rm GR32:$src2, addr:$src1)>;
4381 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_L, EFLAGS),
4382 (CMOVGE16rm GR16:$src2, addr:$src1)>;
4383 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_L, EFLAGS),
4384 (CMOVGE32rm GR32:$src2, addr:$src1)>;
4385 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_GE, EFLAGS),
4386 (CMOVL16rm GR16:$src2, addr:$src1)>;
4387 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_GE, EFLAGS),
4388 (CMOVL32rm GR32:$src2, addr:$src1)>;
4389 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_LE, EFLAGS),
4390 (CMOVG16rm GR16:$src2, addr:$src1)>;
4391 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_LE, EFLAGS),
4392 (CMOVG32rm GR32:$src2, addr:$src1)>;
4393 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_G, EFLAGS),
4394 (CMOVLE16rm GR16:$src2, addr:$src1)>;
4395 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_G, EFLAGS),
4396 (CMOVLE32rm GR32:$src2, addr:$src1)>;
4397 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_P, EFLAGS),
4398 (CMOVNP16rm GR16:$src2, addr:$src1)>;
4399 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_P, EFLAGS),
4400 (CMOVNP32rm GR32:$src2, addr:$src1)>;
4401 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NP, EFLAGS),
4402 (CMOVP16rm GR16:$src2, addr:$src1)>;
4403 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NP, EFLAGS),
4404 (CMOVP32rm GR32:$src2, addr:$src1)>;
4405 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_S, EFLAGS),
4406 (CMOVNS16rm GR16:$src2, addr:$src1)>;
4407 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_S, EFLAGS),
4408 (CMOVNS32rm GR32:$src2, addr:$src1)>;
4409 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NS, EFLAGS),
4410 (CMOVS16rm GR16:$src2, addr:$src1)>;
4411 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NS, EFLAGS),
4412 (CMOVS32rm GR32:$src2, addr:$src1)>;
4413 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_O, EFLAGS),
4414 (CMOVNO16rm GR16:$src2, addr:$src1)>;
4415 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_O, EFLAGS),
4416 (CMOVNO32rm GR32:$src2, addr:$src1)>;
4417 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NO, EFLAGS),
4418 (CMOVO16rm GR16:$src2, addr:$src1)>;
4419 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NO, EFLAGS),
4420 (CMOVO32rm GR32:$src2, addr:$src1)>;
4422 // zextload bool -> zextload byte
4423 def : Pat<(zextloadi8i1 addr:$src), (MOV8rm addr:$src)>;
4424 def : Pat<(zextloadi16i1 addr:$src), (MOVZX16rm8 addr:$src)>;
4425 def : Pat<(zextloadi32i1 addr:$src), (MOVZX32rm8 addr:$src)>;
4427 // extload bool -> extload byte
4428 def : Pat<(extloadi8i1 addr:$src), (MOV8rm addr:$src)>;
4429 def : Pat<(extloadi16i1 addr:$src), (MOVZX16rm8 addr:$src)>;
4430 def : Pat<(extloadi32i1 addr:$src), (MOVZX32rm8 addr:$src)>;
4431 def : Pat<(extloadi16i8 addr:$src), (MOVZX16rm8 addr:$src)>;
4432 def : Pat<(extloadi32i8 addr:$src), (MOVZX32rm8 addr:$src)>;
4433 def : Pat<(extloadi32i16 addr:$src), (MOVZX32rm16 addr:$src)>;
4435 // anyext. Define these to do an explicit zero-extend to
4436 // avoid partial-register updates.
4437 def : Pat<(i16 (anyext GR8 :$src)), (MOVZX16rr8 GR8 :$src)>;
4438 def : Pat<(i32 (anyext GR8 :$src)), (MOVZX32rr8 GR8 :$src)>;
4439 def : Pat<(i32 (anyext GR16:$src)), (MOVZX32rr16 GR16:$src)>;
4441 // (and (i32 load), 255) -> (zextload i8)
4442 def : Pat<(i32 (and (nvloadi32 addr:$src), (i32 255))),
4443 (MOVZX32rm8 addr:$src)>;
4444 def : Pat<(i32 (and (nvloadi32 addr:$src), (i32 65535))),
4445 (MOVZX32rm16 addr:$src)>;
4447 //===----------------------------------------------------------------------===//
4449 //===----------------------------------------------------------------------===//
4451 // Odd encoding trick: -128 fits into an 8-bit immediate field while
4452 // +128 doesn't, so in this special case use a sub instead of an add.
4453 def : Pat<(add GR16:$src1, 128),
4454 (SUB16ri8 GR16:$src1, -128)>;
4455 def : Pat<(store (add (loadi16 addr:$dst), 128), addr:$dst),
4456 (SUB16mi8 addr:$dst, -128)>;
4457 def : Pat<(add GR32:$src1, 128),
4458 (SUB32ri8 GR32:$src1, -128)>;
4459 def : Pat<(store (add (loadi32 addr:$dst), 128), addr:$dst),
4460 (SUB32mi8 addr:$dst, -128)>;
4462 // r & (2^16-1) ==> movz
4463 def : Pat<(and GR32:$src1, 0xffff),
4464 (MOVZX32rr16 (EXTRACT_SUBREG GR32:$src1, x86_subreg_16bit))>;
4465 // r & (2^8-1) ==> movz
4466 def : Pat<(and GR32:$src1, 0xff),
4467 (MOVZX32rr8 (EXTRACT_SUBREG (i32 (COPY_TO_REGCLASS GR32:$src1,
4470 Requires<[In32BitMode]>;
4471 // r & (2^8-1) ==> movz
4472 def : Pat<(and GR16:$src1, 0xff),
4473 (MOVZX16rr8 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR16:$src1,
4476 Requires<[In32BitMode]>;
4478 // sext_inreg patterns
4479 def : Pat<(sext_inreg GR32:$src, i16),
4480 (MOVSX32rr16 (EXTRACT_SUBREG GR32:$src, x86_subreg_16bit))>;
4481 def : Pat<(sext_inreg GR32:$src, i8),
4482 (MOVSX32rr8 (EXTRACT_SUBREG (i32 (COPY_TO_REGCLASS GR32:$src,
4485 Requires<[In32BitMode]>;
4486 def : Pat<(sext_inreg GR16:$src, i8),
4487 (MOVSX16rr8 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR16:$src,
4490 Requires<[In32BitMode]>;
4493 def : Pat<(i16 (trunc GR32:$src)),
4494 (EXTRACT_SUBREG GR32:$src, x86_subreg_16bit)>;
4495 def : Pat<(i8 (trunc GR32:$src)),
4496 (EXTRACT_SUBREG (i32 (COPY_TO_REGCLASS GR32:$src, GR32_ABCD)),
4498 Requires<[In32BitMode]>;
4499 def : Pat<(i8 (trunc GR16:$src)),
4500 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR16:$src, GR16_ABCD)),
4502 Requires<[In32BitMode]>;
4504 // h-register tricks
4505 def : Pat<(i8 (trunc (srl_su GR16:$src, (i8 8)))),
4506 (EXTRACT_SUBREG (i32 (COPY_TO_REGCLASS GR16:$src, GR16_ABCD)),
4507 x86_subreg_8bit_hi)>,
4508 Requires<[In32BitMode]>;
4509 def : Pat<(i8 (trunc (srl_su GR32:$src, (i8 8)))),
4510 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR32:$src, GR32_ABCD)),
4511 x86_subreg_8bit_hi)>,
4512 Requires<[In32BitMode]>;
4513 def : Pat<(srl GR16:$src, (i8 8)),
4516 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR16:$src, GR16_ABCD)),
4517 x86_subreg_8bit_hi)),
4519 Requires<[In32BitMode]>;
4520 def : Pat<(i32 (zext (srl_su GR16:$src, (i8 8)))),
4521 (MOVZX32rr8 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR16:$src,
4523 x86_subreg_8bit_hi))>,
4524 Requires<[In32BitMode]>;
4525 def : Pat<(i32 (anyext (srl_su GR16:$src, (i8 8)))),
4526 (MOVZX32rr8 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR16:$src,
4528 x86_subreg_8bit_hi))>,
4529 Requires<[In32BitMode]>;
4530 def : Pat<(and (srl_su GR32:$src, (i8 8)), (i32 255)),
4531 (MOVZX32rr8 (EXTRACT_SUBREG (i32 (COPY_TO_REGCLASS GR32:$src,
4533 x86_subreg_8bit_hi))>,
4534 Requires<[In32BitMode]>;
4536 // (shl x, 1) ==> (add x, x)
4537 def : Pat<(shl GR8 :$src1, (i8 1)), (ADD8rr GR8 :$src1, GR8 :$src1)>;
4538 def : Pat<(shl GR16:$src1, (i8 1)), (ADD16rr GR16:$src1, GR16:$src1)>;
4539 def : Pat<(shl GR32:$src1, (i8 1)), (ADD32rr GR32:$src1, GR32:$src1)>;
4541 // (shl x (and y, 31)) ==> (shl x, y)
4542 def : Pat<(shl GR8:$src1, (and CL:$amt, 31)),
4543 (SHL8rCL GR8:$src1)>;
4544 def : Pat<(shl GR16:$src1, (and CL:$amt, 31)),
4545 (SHL16rCL GR16:$src1)>;
4546 def : Pat<(shl GR32:$src1, (and CL:$amt, 31)),
4547 (SHL32rCL GR32:$src1)>;
4548 def : Pat<(store (shl (loadi8 addr:$dst), (and CL:$amt, 31)), addr:$dst),
4549 (SHL8mCL addr:$dst)>;
4550 def : Pat<(store (shl (loadi16 addr:$dst), (and CL:$amt, 31)), addr:$dst),
4551 (SHL16mCL addr:$dst)>;
4552 def : Pat<(store (shl (loadi32 addr:$dst), (and CL:$amt, 31)), addr:$dst),
4553 (SHL32mCL addr:$dst)>;
4555 def : Pat<(srl GR8:$src1, (and CL:$amt, 31)),
4556 (SHR8rCL GR8:$src1)>;
4557 def : Pat<(srl GR16:$src1, (and CL:$amt, 31)),
4558 (SHR16rCL GR16:$src1)>;
4559 def : Pat<(srl GR32:$src1, (and CL:$amt, 31)),
4560 (SHR32rCL GR32:$src1)>;
4561 def : Pat<(store (srl (loadi8 addr:$dst), (and CL:$amt, 31)), addr:$dst),
4562 (SHR8mCL addr:$dst)>;
4563 def : Pat<(store (srl (loadi16 addr:$dst), (and CL:$amt, 31)), addr:$dst),
4564 (SHR16mCL addr:$dst)>;
4565 def : Pat<(store (srl (loadi32 addr:$dst), (and CL:$amt, 31)), addr:$dst),
4566 (SHR32mCL addr:$dst)>;
4568 def : Pat<(sra GR8:$src1, (and CL:$amt, 31)),
4569 (SAR8rCL GR8:$src1)>;
4570 def : Pat<(sra GR16:$src1, (and CL:$amt, 31)),
4571 (SAR16rCL GR16:$src1)>;
4572 def : Pat<(sra GR32:$src1, (and CL:$amt, 31)),
4573 (SAR32rCL GR32:$src1)>;
4574 def : Pat<(store (sra (loadi8 addr:$dst), (and CL:$amt, 31)), addr:$dst),
4575 (SAR8mCL addr:$dst)>;
4576 def : Pat<(store (sra (loadi16 addr:$dst), (and CL:$amt, 31)), addr:$dst),
4577 (SAR16mCL addr:$dst)>;
4578 def : Pat<(store (sra (loadi32 addr:$dst), (and CL:$amt, 31)), addr:$dst),
4579 (SAR32mCL addr:$dst)>;
4581 // (or (x >> c) | (y << (32 - c))) ==> (shrd32 x, y, c)
4582 def : Pat<(or (srl GR32:$src1, CL:$amt),
4583 (shl GR32:$src2, (sub 32, CL:$amt))),
4584 (SHRD32rrCL GR32:$src1, GR32:$src2)>;
4586 def : Pat<(store (or (srl (loadi32 addr:$dst), CL:$amt),
4587 (shl GR32:$src2, (sub 32, CL:$amt))), addr:$dst),
4588 (SHRD32mrCL addr:$dst, GR32:$src2)>;
4590 def : Pat<(or (srl GR32:$src1, (i8 (trunc ECX:$amt))),
4591 (shl GR32:$src2, (i8 (trunc (sub 32, ECX:$amt))))),
4592 (SHRD32rrCL GR32:$src1, GR32:$src2)>;
4594 def : Pat<(store (or (srl (loadi32 addr:$dst), (i8 (trunc ECX:$amt))),
4595 (shl GR32:$src2, (i8 (trunc (sub 32, ECX:$amt))))),
4597 (SHRD32mrCL addr:$dst, GR32:$src2)>;
4599 def : Pat<(shrd GR32:$src1, (i8 imm:$amt1), GR32:$src2, (i8 imm:$amt2)),
4600 (SHRD32rri8 GR32:$src1, GR32:$src2, (i8 imm:$amt1))>;
4602 def : Pat<(store (shrd (loadi32 addr:$dst), (i8 imm:$amt1),
4603 GR32:$src2, (i8 imm:$amt2)), addr:$dst),
4604 (SHRD32mri8 addr:$dst, GR32:$src2, (i8 imm:$amt1))>;
4606 // (or (x << c) | (y >> (32 - c))) ==> (shld32 x, y, c)
4607 def : Pat<(or (shl GR32:$src1, CL:$amt),
4608 (srl GR32:$src2, (sub 32, CL:$amt))),
4609 (SHLD32rrCL GR32:$src1, GR32:$src2)>;
4611 def : Pat<(store (or (shl (loadi32 addr:$dst), CL:$amt),
4612 (srl GR32:$src2, (sub 32, CL:$amt))), addr:$dst),
4613 (SHLD32mrCL addr:$dst, GR32:$src2)>;
4615 def : Pat<(or (shl GR32:$src1, (i8 (trunc ECX:$amt))),
4616 (srl GR32:$src2, (i8 (trunc (sub 32, ECX:$amt))))),
4617 (SHLD32rrCL GR32:$src1, GR32:$src2)>;
4619 def : Pat<(store (or (shl (loadi32 addr:$dst), (i8 (trunc ECX:$amt))),
4620 (srl GR32:$src2, (i8 (trunc (sub 32, ECX:$amt))))),
4622 (SHLD32mrCL addr:$dst, GR32:$src2)>;
4624 def : Pat<(shld GR32:$src1, (i8 imm:$amt1), GR32:$src2, (i8 imm:$amt2)),
4625 (SHLD32rri8 GR32:$src1, GR32:$src2, (i8 imm:$amt1))>;
4627 def : Pat<(store (shld (loadi32 addr:$dst), (i8 imm:$amt1),
4628 GR32:$src2, (i8 imm:$amt2)), addr:$dst),
4629 (SHLD32mri8 addr:$dst, GR32:$src2, (i8 imm:$amt1))>;
4631 // (or (x >> c) | (y << (16 - c))) ==> (shrd16 x, y, c)
4632 def : Pat<(or (srl GR16:$src1, CL:$amt),
4633 (shl GR16:$src2, (sub 16, CL:$amt))),
4634 (SHRD16rrCL GR16:$src1, GR16:$src2)>;
4636 def : Pat<(store (or (srl (loadi16 addr:$dst), CL:$amt),
4637 (shl GR16:$src2, (sub 16, CL:$amt))), addr:$dst),
4638 (SHRD16mrCL addr:$dst, GR16:$src2)>;
4640 def : Pat<(or (srl GR16:$src1, (i8 (trunc CX:$amt))),
4641 (shl GR16:$src2, (i8 (trunc (sub 16, CX:$amt))))),
4642 (SHRD16rrCL GR16:$src1, GR16:$src2)>;
4644 def : Pat<(store (or (srl (loadi16 addr:$dst), (i8 (trunc CX:$amt))),
4645 (shl GR16:$src2, (i8 (trunc (sub 16, CX:$amt))))),
4647 (SHRD16mrCL addr:$dst, GR16:$src2)>;
4649 def : Pat<(shrd GR16:$src1, (i8 imm:$amt1), GR16:$src2, (i8 imm:$amt2)),
4650 (SHRD16rri8 GR16:$src1, GR16:$src2, (i8 imm:$amt1))>;
4652 def : Pat<(store (shrd (loadi16 addr:$dst), (i8 imm:$amt1),
4653 GR16:$src2, (i8 imm:$amt2)), addr:$dst),
4654 (SHRD16mri8 addr:$dst, GR16:$src2, (i8 imm:$amt1))>;
4656 // (or (x << c) | (y >> (16 - c))) ==> (shld16 x, y, c)
4657 def : Pat<(or (shl GR16:$src1, CL:$amt),
4658 (srl GR16:$src2, (sub 16, CL:$amt))),
4659 (SHLD16rrCL GR16:$src1, GR16:$src2)>;
4661 def : Pat<(store (or (shl (loadi16 addr:$dst), CL:$amt),
4662 (srl GR16:$src2, (sub 16, CL:$amt))), addr:$dst),
4663 (SHLD16mrCL addr:$dst, GR16:$src2)>;
4665 def : Pat<(or (shl GR16:$src1, (i8 (trunc CX:$amt))),
4666 (srl GR16:$src2, (i8 (trunc (sub 16, CX:$amt))))),
4667 (SHLD16rrCL GR16:$src1, GR16:$src2)>;
4669 def : Pat<(store (or (shl (loadi16 addr:$dst), (i8 (trunc CX:$amt))),
4670 (srl GR16:$src2, (i8 (trunc (sub 16, CX:$amt))))),
4672 (SHLD16mrCL addr:$dst, GR16:$src2)>;
4674 def : Pat<(shld GR16:$src1, (i8 imm:$amt1), GR16:$src2, (i8 imm:$amt2)),
4675 (SHLD16rri8 GR16:$src1, GR16:$src2, (i8 imm:$amt1))>;
4677 def : Pat<(store (shld (loadi16 addr:$dst), (i8 imm:$amt1),
4678 GR16:$src2, (i8 imm:$amt2)), addr:$dst),
4679 (SHLD16mri8 addr:$dst, GR16:$src2, (i8 imm:$amt1))>;
4681 // (anyext (setcc_carry)) -> (setcc_carry)
4682 def : Pat<(i16 (anyext (i8 (X86setcc_c X86_COND_B, EFLAGS)))),
4684 def : Pat<(i32 (anyext (i8 (X86setcc_c X86_COND_B, EFLAGS)))),
4687 // (or x1, x2) -> (add x1, x2) if two operands are known not to share bits.
4688 let AddedComplexity = 5 in { // Try this before the selecting to OR
4689 def : Pat<(parallel (or_is_add GR16:$src1, imm:$src2),
4691 (ADD16ri GR16:$src1, imm:$src2)>;
4692 def : Pat<(parallel (or_is_add GR32:$src1, imm:$src2),
4694 (ADD32ri GR32:$src1, imm:$src2)>;
4695 def : Pat<(parallel (or_is_add GR16:$src1, i16immSExt8:$src2),
4697 (ADD16ri8 GR16:$src1, i16immSExt8:$src2)>;
4698 def : Pat<(parallel (or_is_add GR32:$src1, i32immSExt8:$src2),
4700 (ADD32ri8 GR32:$src1, i32immSExt8:$src2)>;
4701 def : Pat<(parallel (or_is_add GR16:$src1, GR16:$src2),
4703 (ADD16rr GR16:$src1, GR16:$src2)>;
4704 def : Pat<(parallel (or_is_add GR32:$src1, GR32:$src2),
4706 (ADD32rr GR32:$src1, GR32:$src2)>;
4707 } // AddedComplexity
4709 //===----------------------------------------------------------------------===//
4710 // EFLAGS-defining Patterns
4711 //===----------------------------------------------------------------------===//
4713 // Register-Register Addition with EFLAGS result
4714 def : Pat<(parallel (X86add_flag GR8:$src1, GR8:$src2),
4716 (ADD8rr GR8:$src1, GR8:$src2)>;
4717 def : Pat<(parallel (X86add_flag GR16:$src1, GR16:$src2),
4719 (ADD16rr GR16:$src1, GR16:$src2)>;
4720 def : Pat<(parallel (X86add_flag GR32:$src1, GR32:$src2),
4722 (ADD32rr GR32:$src1, GR32:$src2)>;
4724 // Register-Memory Addition with EFLAGS result
4725 def : Pat<(parallel (X86add_flag GR8:$src1, (loadi8 addr:$src2)),
4727 (ADD8rm GR8:$src1, addr:$src2)>;
4728 def : Pat<(parallel (X86add_flag GR16:$src1, (loadi16 addr:$src2)),
4730 (ADD16rm GR16:$src1, addr:$src2)>;
4731 def : Pat<(parallel (X86add_flag GR32:$src1, (loadi32 addr:$src2)),
4733 (ADD32rm GR32:$src1, addr:$src2)>;
4735 // Register-Integer Addition with EFLAGS result
4736 def : Pat<(parallel (X86add_flag GR8:$src1, imm:$src2),
4738 (ADD8ri GR8:$src1, imm:$src2)>;
4739 def : Pat<(parallel (X86add_flag GR16:$src1, imm:$src2),
4741 (ADD16ri GR16:$src1, imm:$src2)>;
4742 def : Pat<(parallel (X86add_flag GR32:$src1, imm:$src2),
4744 (ADD32ri GR32:$src1, imm:$src2)>;
4745 def : Pat<(parallel (X86add_flag GR16:$src1, i16immSExt8:$src2),
4747 (ADD16ri8 GR16:$src1, i16immSExt8:$src2)>;
4748 def : Pat<(parallel (X86add_flag GR32:$src1, i32immSExt8:$src2),
4750 (ADD32ri8 GR32:$src1, i32immSExt8:$src2)>;
4752 // Memory-Register Addition with EFLAGS result
4753 def : Pat<(parallel (store (X86add_flag (loadi8 addr:$dst), GR8:$src2),
4756 (ADD8mr addr:$dst, GR8:$src2)>;
4757 def : Pat<(parallel (store (X86add_flag (loadi16 addr:$dst), GR16:$src2),
4760 (ADD16mr addr:$dst, GR16:$src2)>;
4761 def : Pat<(parallel (store (X86add_flag (loadi32 addr:$dst), GR32:$src2),
4764 (ADD32mr addr:$dst, GR32:$src2)>;
4766 // Memory-Integer Addition with EFLAGS result
4767 def : Pat<(parallel (store (X86add_flag (loadi8 addr:$dst), imm:$src2),
4770 (ADD8mi addr:$dst, imm:$src2)>;
4771 def : Pat<(parallel (store (X86add_flag (loadi16 addr:$dst), imm:$src2),
4774 (ADD16mi addr:$dst, imm:$src2)>;
4775 def : Pat<(parallel (store (X86add_flag (loadi32 addr:$dst), imm:$src2),
4778 (ADD32mi addr:$dst, imm:$src2)>;
4779 def : Pat<(parallel (store (X86add_flag (loadi16 addr:$dst), i16immSExt8:$src2),
4782 (ADD16mi8 addr:$dst, i16immSExt8:$src2)>;
4783 def : Pat<(parallel (store (X86add_flag (loadi32 addr:$dst), i32immSExt8:$src2),
4786 (ADD32mi8 addr:$dst, i32immSExt8:$src2)>;
4788 // Register-Register Subtraction with EFLAGS result
4789 def : Pat<(parallel (X86sub_flag GR8:$src1, GR8:$src2),
4791 (SUB8rr GR8:$src1, GR8:$src2)>;
4792 def : Pat<(parallel (X86sub_flag GR16:$src1, GR16:$src2),
4794 (SUB16rr GR16:$src1, GR16:$src2)>;
4795 def : Pat<(parallel (X86sub_flag GR32:$src1, GR32:$src2),
4797 (SUB32rr GR32:$src1, GR32:$src2)>;
4799 // Register-Memory Subtraction with EFLAGS result
4800 def : Pat<(parallel (X86sub_flag GR8:$src1, (loadi8 addr:$src2)),
4802 (SUB8rm GR8:$src1, addr:$src2)>;
4803 def : Pat<(parallel (X86sub_flag GR16:$src1, (loadi16 addr:$src2)),
4805 (SUB16rm GR16:$src1, addr:$src2)>;
4806 def : Pat<(parallel (X86sub_flag GR32:$src1, (loadi32 addr:$src2)),
4808 (SUB32rm GR32:$src1, addr:$src2)>;
4810 // Register-Integer Subtraction with EFLAGS result
4811 def : Pat<(parallel (X86sub_flag GR8:$src1, imm:$src2),
4813 (SUB8ri GR8:$src1, imm:$src2)>;
4814 def : Pat<(parallel (X86sub_flag GR16:$src1, imm:$src2),
4816 (SUB16ri GR16:$src1, imm:$src2)>;
4817 def : Pat<(parallel (X86sub_flag GR32:$src1, imm:$src2),
4819 (SUB32ri GR32:$src1, imm:$src2)>;
4820 def : Pat<(parallel (X86sub_flag GR16:$src1, i16immSExt8:$src2),
4822 (SUB16ri8 GR16:$src1, i16immSExt8:$src2)>;
4823 def : Pat<(parallel (X86sub_flag GR32:$src1, i32immSExt8:$src2),
4825 (SUB32ri8 GR32:$src1, i32immSExt8:$src2)>;
4827 // Memory-Register Subtraction with EFLAGS result
4828 def : Pat<(parallel (store (X86sub_flag (loadi8 addr:$dst), GR8:$src2),
4831 (SUB8mr addr:$dst, GR8:$src2)>;
4832 def : Pat<(parallel (store (X86sub_flag (loadi16 addr:$dst), GR16:$src2),
4835 (SUB16mr addr:$dst, GR16:$src2)>;
4836 def : Pat<(parallel (store (X86sub_flag (loadi32 addr:$dst), GR32:$src2),
4839 (SUB32mr addr:$dst, GR32:$src2)>;
4841 // Memory-Integer Subtraction with EFLAGS result
4842 def : Pat<(parallel (store (X86sub_flag (loadi8 addr:$dst), imm:$src2),
4845 (SUB8mi addr:$dst, imm:$src2)>;
4846 def : Pat<(parallel (store (X86sub_flag (loadi16 addr:$dst), imm:$src2),
4849 (SUB16mi addr:$dst, imm:$src2)>;
4850 def : Pat<(parallel (store (X86sub_flag (loadi32 addr:$dst), imm:$src2),
4853 (SUB32mi addr:$dst, imm:$src2)>;
4854 def : Pat<(parallel (store (X86sub_flag (loadi16 addr:$dst), i16immSExt8:$src2),
4857 (SUB16mi8 addr:$dst, i16immSExt8:$src2)>;
4858 def : Pat<(parallel (store (X86sub_flag (loadi32 addr:$dst), i32immSExt8:$src2),
4861 (SUB32mi8 addr:$dst, i32immSExt8:$src2)>;
4864 // Register-Register Signed Integer Multiply with EFLAGS result
4865 def : Pat<(parallel (X86smul_flag GR16:$src1, GR16:$src2),
4867 (IMUL16rr GR16:$src1, GR16:$src2)>;
4868 def : Pat<(parallel (X86smul_flag GR32:$src1, GR32:$src2),
4870 (IMUL32rr GR32:$src1, GR32:$src2)>;
4872 // Register-Memory Signed Integer Multiply with EFLAGS result
4873 def : Pat<(parallel (X86smul_flag GR16:$src1, (loadi16 addr:$src2)),
4875 (IMUL16rm GR16:$src1, addr:$src2)>;
4876 def : Pat<(parallel (X86smul_flag GR32:$src1, (loadi32 addr:$src2)),
4878 (IMUL32rm GR32:$src1, addr:$src2)>;
4880 // Register-Integer Signed Integer Multiply with EFLAGS result
4881 def : Pat<(parallel (X86smul_flag GR16:$src1, imm:$src2),
4883 (IMUL16rri GR16:$src1, imm:$src2)>;
4884 def : Pat<(parallel (X86smul_flag GR32:$src1, imm:$src2),
4886 (IMUL32rri GR32:$src1, imm:$src2)>;
4887 def : Pat<(parallel (X86smul_flag GR16:$src1, i16immSExt8:$src2),
4889 (IMUL16rri8 GR16:$src1, i16immSExt8:$src2)>;
4890 def : Pat<(parallel (X86smul_flag GR32:$src1, i32immSExt8:$src2),
4892 (IMUL32rri8 GR32:$src1, i32immSExt8:$src2)>;
4894 // Memory-Integer Signed Integer Multiply with EFLAGS result
4895 def : Pat<(parallel (X86smul_flag (loadi16 addr:$src1), imm:$src2),
4897 (IMUL16rmi addr:$src1, imm:$src2)>;
4898 def : Pat<(parallel (X86smul_flag (loadi32 addr:$src1), imm:$src2),
4900 (IMUL32rmi addr:$src1, imm:$src2)>;
4901 def : Pat<(parallel (X86smul_flag (loadi16 addr:$src1), i16immSExt8:$src2),
4903 (IMUL16rmi8 addr:$src1, i16immSExt8:$src2)>;
4904 def : Pat<(parallel (X86smul_flag (loadi32 addr:$src1), i32immSExt8:$src2),
4906 (IMUL32rmi8 addr:$src1, i32immSExt8:$src2)>;
4908 // Optimize multiply by 2 with EFLAGS result.
4909 let AddedComplexity = 2 in {
4910 def : Pat<(parallel (X86smul_flag GR16:$src1, 2),
4912 (ADD16rr GR16:$src1, GR16:$src1)>;
4914 def : Pat<(parallel (X86smul_flag GR32:$src1, 2),
4916 (ADD32rr GR32:$src1, GR32:$src1)>;
4919 // INC and DEC with EFLAGS result. Note that these do not set CF.
4920 def : Pat<(parallel (X86inc_flag GR8:$src), (implicit EFLAGS)),
4922 def : Pat<(parallel (store (i8 (X86inc_flag (loadi8 addr:$dst))), addr:$dst),
4925 def : Pat<(parallel (X86dec_flag GR8:$src), (implicit EFLAGS)),
4927 def : Pat<(parallel (store (i8 (X86dec_flag (loadi8 addr:$dst))), addr:$dst),
4931 def : Pat<(parallel (X86inc_flag GR16:$src), (implicit EFLAGS)),
4932 (INC16r GR16:$src)>, Requires<[In32BitMode]>;
4933 def : Pat<(parallel (store (i16 (X86inc_flag (loadi16 addr:$dst))), addr:$dst),
4935 (INC16m addr:$dst)>, Requires<[In32BitMode]>;
4936 def : Pat<(parallel (X86dec_flag GR16:$src), (implicit EFLAGS)),
4937 (DEC16r GR16:$src)>, Requires<[In32BitMode]>;
4938 def : Pat<(parallel (store (i16 (X86dec_flag (loadi16 addr:$dst))), addr:$dst),
4940 (DEC16m addr:$dst)>, Requires<[In32BitMode]>;
4942 def : Pat<(parallel (X86inc_flag GR32:$src), (implicit EFLAGS)),
4943 (INC32r GR32:$src)>, Requires<[In32BitMode]>;
4944 def : Pat<(parallel (store (i32 (X86inc_flag (loadi32 addr:$dst))), addr:$dst),
4946 (INC32m addr:$dst)>, Requires<[In32BitMode]>;
4947 def : Pat<(parallel (X86dec_flag GR32:$src), (implicit EFLAGS)),
4948 (DEC32r GR32:$src)>, Requires<[In32BitMode]>;
4949 def : Pat<(parallel (store (i32 (X86dec_flag (loadi32 addr:$dst))), addr:$dst),
4951 (DEC32m addr:$dst)>, Requires<[In32BitMode]>;
4953 // Register-Register Or with EFLAGS result
4954 def : Pat<(parallel (X86or_flag GR8:$src1, GR8:$src2),
4956 (OR8rr GR8:$src1, GR8:$src2)>;
4957 def : Pat<(parallel (X86or_flag GR16:$src1, GR16:$src2),
4959 (OR16rr GR16:$src1, GR16:$src2)>;
4960 def : Pat<(parallel (X86or_flag GR32:$src1, GR32:$src2),
4962 (OR32rr GR32:$src1, GR32:$src2)>;
4964 // Register-Memory Or with EFLAGS result
4965 def : Pat<(parallel (X86or_flag GR8:$src1, (loadi8 addr:$src2)),
4967 (OR8rm GR8:$src1, addr:$src2)>;
4968 def : Pat<(parallel (X86or_flag GR16:$src1, (loadi16 addr:$src2)),
4970 (OR16rm GR16:$src1, addr:$src2)>;
4971 def : Pat<(parallel (X86or_flag GR32:$src1, (loadi32 addr:$src2)),
4973 (OR32rm GR32:$src1, addr:$src2)>;
4975 // Register-Integer Or with EFLAGS result
4976 def : Pat<(parallel (X86or_flag GR8:$src1, imm:$src2),
4978 (OR8ri GR8:$src1, imm:$src2)>;
4979 def : Pat<(parallel (X86or_flag GR16:$src1, imm:$src2),
4981 (OR16ri GR16:$src1, imm:$src2)>;
4982 def : Pat<(parallel (X86or_flag GR32:$src1, imm:$src2),
4984 (OR32ri GR32:$src1, imm:$src2)>;
4985 def : Pat<(parallel (X86or_flag GR16:$src1, i16immSExt8:$src2),
4987 (OR16ri8 GR16:$src1, i16immSExt8:$src2)>;
4988 def : Pat<(parallel (X86or_flag GR32:$src1, i32immSExt8:$src2),
4990 (OR32ri8 GR32:$src1, i32immSExt8:$src2)>;
4992 // Memory-Register Or with EFLAGS result
4993 def : Pat<(parallel (store (X86or_flag (loadi8 addr:$dst), GR8:$src2),
4996 (OR8mr addr:$dst, GR8:$src2)>;
4997 def : Pat<(parallel (store (X86or_flag (loadi16 addr:$dst), GR16:$src2),
5000 (OR16mr addr:$dst, GR16:$src2)>;
5001 def : Pat<(parallel (store (X86or_flag (loadi32 addr:$dst), GR32:$src2),
5004 (OR32mr addr:$dst, GR32:$src2)>;
5006 // Memory-Integer Or with EFLAGS result
5007 def : Pat<(parallel (store (X86or_flag (loadi8 addr:$dst), imm:$src2),
5010 (OR8mi addr:$dst, imm:$src2)>;
5011 def : Pat<(parallel (store (X86or_flag (loadi16 addr:$dst), imm:$src2),
5014 (OR16mi addr:$dst, imm:$src2)>;
5015 def : Pat<(parallel (store (X86or_flag (loadi32 addr:$dst), imm:$src2),
5018 (OR32mi addr:$dst, imm:$src2)>;
5019 def : Pat<(parallel (store (X86or_flag (loadi16 addr:$dst), i16immSExt8:$src2),
5022 (OR16mi8 addr:$dst, i16immSExt8:$src2)>;
5023 def : Pat<(parallel (store (X86or_flag (loadi32 addr:$dst), i32immSExt8:$src2),
5026 (OR32mi8 addr:$dst, i32immSExt8:$src2)>;
5028 // Register-Register XOr with EFLAGS result
5029 def : Pat<(parallel (X86xor_flag GR8:$src1, GR8:$src2),
5031 (XOR8rr GR8:$src1, GR8:$src2)>;
5032 def : Pat<(parallel (X86xor_flag GR16:$src1, GR16:$src2),
5034 (XOR16rr GR16:$src1, GR16:$src2)>;
5035 def : Pat<(parallel (X86xor_flag GR32:$src1, GR32:$src2),
5037 (XOR32rr GR32:$src1, GR32:$src2)>;
5039 // Register-Memory XOr with EFLAGS result
5040 def : Pat<(parallel (X86xor_flag GR8:$src1, (loadi8 addr:$src2)),
5042 (XOR8rm GR8:$src1, addr:$src2)>;
5043 def : Pat<(parallel (X86xor_flag GR16:$src1, (loadi16 addr:$src2)),
5045 (XOR16rm GR16:$src1, addr:$src2)>;
5046 def : Pat<(parallel (X86xor_flag GR32:$src1, (loadi32 addr:$src2)),
5048 (XOR32rm GR32:$src1, addr:$src2)>;
5050 // Register-Integer XOr with EFLAGS result
5051 def : Pat<(parallel (X86xor_flag GR8:$src1, imm:$src2),
5053 (XOR8ri GR8:$src1, imm:$src2)>;
5054 def : Pat<(parallel (X86xor_flag GR16:$src1, imm:$src2),
5056 (XOR16ri GR16:$src1, imm:$src2)>;
5057 def : Pat<(parallel (X86xor_flag GR32:$src1, imm:$src2),
5059 (XOR32ri GR32:$src1, imm:$src2)>;
5060 def : Pat<(parallel (X86xor_flag GR16:$src1, i16immSExt8:$src2),
5062 (XOR16ri8 GR16:$src1, i16immSExt8:$src2)>;
5063 def : Pat<(parallel (X86xor_flag GR32:$src1, i32immSExt8:$src2),
5065 (XOR32ri8 GR32:$src1, i32immSExt8:$src2)>;
5067 // Memory-Register XOr with EFLAGS result
5068 def : Pat<(parallel (store (X86xor_flag (loadi8 addr:$dst), GR8:$src2),
5071 (XOR8mr addr:$dst, GR8:$src2)>;
5072 def : Pat<(parallel (store (X86xor_flag (loadi16 addr:$dst), GR16:$src2),
5075 (XOR16mr addr:$dst, GR16:$src2)>;
5076 def : Pat<(parallel (store (X86xor_flag (loadi32 addr:$dst), GR32:$src2),
5079 (XOR32mr addr:$dst, GR32:$src2)>;
5081 // Memory-Integer XOr with EFLAGS result
5082 def : Pat<(parallel (store (X86xor_flag (loadi8 addr:$dst), imm:$src2),
5085 (XOR8mi addr:$dst, imm:$src2)>;
5086 def : Pat<(parallel (store (X86xor_flag (loadi16 addr:$dst), imm:$src2),
5089 (XOR16mi addr:$dst, imm:$src2)>;
5090 def : Pat<(parallel (store (X86xor_flag (loadi32 addr:$dst), imm:$src2),
5093 (XOR32mi addr:$dst, imm:$src2)>;
5094 def : Pat<(parallel (store (X86xor_flag (loadi16 addr:$dst), i16immSExt8:$src2),
5097 (XOR16mi8 addr:$dst, i16immSExt8:$src2)>;
5098 def : Pat<(parallel (store (X86xor_flag (loadi32 addr:$dst), i32immSExt8:$src2),
5101 (XOR32mi8 addr:$dst, i32immSExt8:$src2)>;
5103 // Register-Register And with EFLAGS result
5104 def : Pat<(parallel (X86and_flag GR8:$src1, GR8:$src2),
5106 (AND8rr GR8:$src1, GR8:$src2)>;
5107 def : Pat<(parallel (X86and_flag GR16:$src1, GR16:$src2),
5109 (AND16rr GR16:$src1, GR16:$src2)>;
5110 def : Pat<(parallel (X86and_flag GR32:$src1, GR32:$src2),
5112 (AND32rr GR32:$src1, GR32:$src2)>;
5114 // Register-Memory And with EFLAGS result
5115 def : Pat<(parallel (X86and_flag GR8:$src1, (loadi8 addr:$src2)),
5117 (AND8rm GR8:$src1, addr:$src2)>;
5118 def : Pat<(parallel (X86and_flag GR16:$src1, (loadi16 addr:$src2)),
5120 (AND16rm GR16:$src1, addr:$src2)>;
5121 def : Pat<(parallel (X86and_flag GR32:$src1, (loadi32 addr:$src2)),
5123 (AND32rm GR32:$src1, addr:$src2)>;
5125 // Register-Integer And with EFLAGS result
5126 def : Pat<(parallel (X86and_flag GR8:$src1, imm:$src2),
5128 (AND8ri GR8:$src1, imm:$src2)>;
5129 def : Pat<(parallel (X86and_flag GR16:$src1, imm:$src2),
5131 (AND16ri GR16:$src1, imm:$src2)>;
5132 def : Pat<(parallel (X86and_flag GR32:$src1, imm:$src2),
5134 (AND32ri GR32:$src1, imm:$src2)>;
5135 def : Pat<(parallel (X86and_flag GR16:$src1, i16immSExt8:$src2),
5137 (AND16ri8 GR16:$src1, i16immSExt8:$src2)>;
5138 def : Pat<(parallel (X86and_flag GR32:$src1, i32immSExt8:$src2),
5140 (AND32ri8 GR32:$src1, i32immSExt8:$src2)>;
5142 // Memory-Register And with EFLAGS result
5143 def : Pat<(parallel (store (X86and_flag (loadi8 addr:$dst), GR8:$src2),
5146 (AND8mr addr:$dst, GR8:$src2)>;
5147 def : Pat<(parallel (store (X86and_flag (loadi16 addr:$dst), GR16:$src2),
5150 (AND16mr addr:$dst, GR16:$src2)>;
5151 def : Pat<(parallel (store (X86and_flag (loadi32 addr:$dst), GR32:$src2),
5154 (AND32mr addr:$dst, GR32:$src2)>;
5156 // Memory-Integer And with EFLAGS result
5157 def : Pat<(parallel (store (X86and_flag (loadi8 addr:$dst), imm:$src2),
5160 (AND8mi addr:$dst, imm:$src2)>;
5161 def : Pat<(parallel (store (X86and_flag (loadi16 addr:$dst), imm:$src2),
5164 (AND16mi addr:$dst, imm:$src2)>;
5165 def : Pat<(parallel (store (X86and_flag (loadi32 addr:$dst), imm:$src2),
5168 (AND32mi addr:$dst, imm:$src2)>;
5169 def : Pat<(parallel (store (X86and_flag (loadi16 addr:$dst), i16immSExt8:$src2),
5172 (AND16mi8 addr:$dst, i16immSExt8:$src2)>;
5173 def : Pat<(parallel (store (X86and_flag (loadi32 addr:$dst), i32immSExt8:$src2),
5176 (AND32mi8 addr:$dst, i32immSExt8:$src2)>;
5178 // -disable-16bit support.
5179 def : Pat<(truncstorei16 (i32 imm:$src), addr:$dst),
5180 (MOV16mi addr:$dst, imm:$src)>;
5181 def : Pat<(truncstorei16 GR32:$src, addr:$dst),
5182 (MOV16mr addr:$dst, (EXTRACT_SUBREG GR32:$src, x86_subreg_16bit))>;
5183 def : Pat<(i32 (sextloadi16 addr:$dst)),
5184 (MOVSX32rm16 addr:$dst)>;
5185 def : Pat<(i32 (zextloadi16 addr:$dst)),
5186 (MOVZX32rm16 addr:$dst)>;
5187 def : Pat<(i32 (extloadi16 addr:$dst)),
5188 (MOVZX32rm16 addr:$dst)>;
5190 //===----------------------------------------------------------------------===//
5191 // Floating Point Stack Support
5192 //===----------------------------------------------------------------------===//
5194 include "X86InstrFPStack.td"
5196 //===----------------------------------------------------------------------===//
5198 //===----------------------------------------------------------------------===//
5200 include "X86Instr64bit.td"
5202 //===----------------------------------------------------------------------===//
5203 // SIMD support (SSE, MMX and AVX)
5204 //===----------------------------------------------------------------------===//
5206 include "X86InstrFragmentsSIMD.td"
5208 //===----------------------------------------------------------------------===//
5209 // XMM Floating point support (requires SSE / SSE2)
5210 //===----------------------------------------------------------------------===//
5212 include "X86InstrSSE.td"
5214 //===----------------------------------------------------------------------===//
5215 // MMX and XMM Packed Integer support (requires MMX, SSE, and SSE2)
5216 //===----------------------------------------------------------------------===//
5218 include "X86InstrMMX.td"