1 //===----------------------------------------------------------------------===//
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<1, 2, [SDTCisVT<0, i32>, SDTCisSameAs<1, 2>]>;
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<2, 1,
32 [SDTCisInt<0>, SDTCisVT<1, i32>]>;
34 def SDTBinaryArithWithFlags : SDTypeProfile<2, 2,
37 SDTCisInt<0>, SDTCisVT<1, i32>]>;
38 def SDTX86BrCond : SDTypeProfile<0, 3,
39 [SDTCisVT<0, OtherVT>,
40 SDTCisVT<1, i8>, SDTCisVT<2, i32>]>;
42 def SDTX86SetCC : SDTypeProfile<1, 2,
44 SDTCisVT<1, i8>, SDTCisVT<2, i32>]>;
45 def SDTX86SetCC_C : SDTypeProfile<1, 2,
47 SDTCisVT<1, i8>, SDTCisVT<2, i32>]>;
49 def SDTX86cas : SDTypeProfile<0, 3, [SDTCisPtrTy<0>, SDTCisInt<1>,
51 def SDTX86cas8 : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>;
53 def SDTX86atomicBinary : SDTypeProfile<2, 3, [SDTCisInt<0>, SDTCisInt<1>,
54 SDTCisPtrTy<2>, SDTCisInt<3>,SDTCisInt<4>]>;
55 def SDTX86Ret : SDTypeProfile<0, -1, [SDTCisVT<0, i16>]>;
57 def SDT_X86CallSeqStart : SDCallSeqStart<[SDTCisVT<0, i32>]>;
58 def SDT_X86CallSeqEnd : SDCallSeqEnd<[SDTCisVT<0, i32>,
61 def SDT_X86Call : SDTypeProfile<0, -1, [SDTCisVT<0, iPTR>]>;
63 def SDT_X86VASTART_SAVE_XMM_REGS : SDTypeProfile<0, -1, [SDTCisVT<0, i8>,
67 def SDTX86Void : SDTypeProfile<0, 0, []>;
69 def SDTX86Wrapper : SDTypeProfile<1, 1, [SDTCisSameAs<0, 1>, SDTCisPtrTy<0>]>;
71 def SDT_X86TLSADDR : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
73 def SDT_X86SegmentBaseAddress : SDTypeProfile<1, 1, [SDTCisPtrTy<0>]>;
75 def SDT_X86EHRET : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
77 def SDT_X86TCRET : SDTypeProfile<0, 2, [SDTCisPtrTy<0>, SDTCisVT<1, i32>]>;
79 def X86bsf : SDNode<"X86ISD::BSF", SDTUnaryArithWithFlags>;
80 def X86bsr : SDNode<"X86ISD::BSR", SDTUnaryArithWithFlags>;
81 def X86shld : SDNode<"X86ISD::SHLD", SDTIntShiftDOp>;
82 def X86shrd : SDNode<"X86ISD::SHRD", SDTIntShiftDOp>;
84 def X86cmp : SDNode<"X86ISD::CMP" , SDTX86CmpTest>;
85 def X86bt : SDNode<"X86ISD::BT", SDTX86CmpTest>;
87 def X86cmov : SDNode<"X86ISD::CMOV", SDTX86Cmov>;
88 def X86brcond : SDNode<"X86ISD::BRCOND", SDTX86BrCond,
90 def X86setcc : SDNode<"X86ISD::SETCC", SDTX86SetCC>;
91 def X86setcc_c : SDNode<"X86ISD::SETCC_CARRY", SDTX86SetCC_C>;
93 def X86cas : SDNode<"X86ISD::LCMPXCHG_DAG", SDTX86cas,
94 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
96 def X86cas8 : SDNode<"X86ISD::LCMPXCHG8_DAG", SDTX86cas8,
97 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
99 def X86AtomAdd64 : SDNode<"X86ISD::ATOMADD64_DAG", SDTX86atomicBinary,
100 [SDNPHasChain, SDNPMayStore,
101 SDNPMayLoad, SDNPMemOperand]>;
102 def X86AtomSub64 : SDNode<"X86ISD::ATOMSUB64_DAG", SDTX86atomicBinary,
103 [SDNPHasChain, SDNPMayStore,
104 SDNPMayLoad, SDNPMemOperand]>;
105 def X86AtomOr64 : SDNode<"X86ISD::ATOMOR64_DAG", SDTX86atomicBinary,
106 [SDNPHasChain, SDNPMayStore,
107 SDNPMayLoad, SDNPMemOperand]>;
108 def X86AtomXor64 : SDNode<"X86ISD::ATOMXOR64_DAG", SDTX86atomicBinary,
109 [SDNPHasChain, SDNPMayStore,
110 SDNPMayLoad, SDNPMemOperand]>;
111 def X86AtomAnd64 : SDNode<"X86ISD::ATOMAND64_DAG", SDTX86atomicBinary,
112 [SDNPHasChain, SDNPMayStore,
113 SDNPMayLoad, SDNPMemOperand]>;
114 def X86AtomNand64 : SDNode<"X86ISD::ATOMNAND64_DAG", SDTX86atomicBinary,
115 [SDNPHasChain, SDNPMayStore,
116 SDNPMayLoad, SDNPMemOperand]>;
117 def X86AtomSwap64 : SDNode<"X86ISD::ATOMSWAP64_DAG", SDTX86atomicBinary,
118 [SDNPHasChain, SDNPMayStore,
119 SDNPMayLoad, SDNPMemOperand]>;
120 def X86retflag : SDNode<"X86ISD::RET_FLAG", SDTX86Ret,
121 [SDNPHasChain, SDNPOptInFlag, SDNPVariadic]>;
123 def X86vastart_save_xmm_regs :
124 SDNode<"X86ISD::VASTART_SAVE_XMM_REGS",
125 SDT_X86VASTART_SAVE_XMM_REGS,
126 [SDNPHasChain, SDNPVariadic]>;
128 def X86callseq_start :
129 SDNode<"ISD::CALLSEQ_START", SDT_X86CallSeqStart,
130 [SDNPHasChain, SDNPOutFlag]>;
132 SDNode<"ISD::CALLSEQ_END", SDT_X86CallSeqEnd,
133 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
135 def X86call : SDNode<"X86ISD::CALL", SDT_X86Call,
136 [SDNPHasChain, SDNPOutFlag, SDNPOptInFlag,
139 def X86rep_stos: SDNode<"X86ISD::REP_STOS", SDTX86Void,
140 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore]>;
141 def X86rep_movs: SDNode<"X86ISD::REP_MOVS", SDTX86Void,
142 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
145 def X86rdtsc : SDNode<"X86ISD::RDTSC_DAG", SDTX86Void,
146 [SDNPHasChain, SDNPOutFlag, SDNPSideEffect]>;
148 def X86Wrapper : SDNode<"X86ISD::Wrapper", SDTX86Wrapper>;
149 def X86WrapperRIP : SDNode<"X86ISD::WrapperRIP", SDTX86Wrapper>;
151 def X86tlsaddr : SDNode<"X86ISD::TLSADDR", SDT_X86TLSADDR,
152 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
153 def X86SegmentBaseAddress : SDNode<"X86ISD::SegmentBaseAddress",
154 SDT_X86SegmentBaseAddress, []>;
156 def X86ehret : SDNode<"X86ISD::EH_RETURN", SDT_X86EHRET,
159 def X86tcret : SDNode<"X86ISD::TC_RETURN", SDT_X86TCRET,
160 [SDNPHasChain, SDNPOptInFlag, SDNPVariadic]>;
162 def X86add_flag : SDNode<"X86ISD::ADD", SDTBinaryArithWithFlags,
164 def X86sub_flag : SDNode<"X86ISD::SUB", SDTBinaryArithWithFlags>;
165 def X86smul_flag : SDNode<"X86ISD::SMUL", SDTBinaryArithWithFlags,
167 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 def X86MingwAlloca : SDNode<"X86ISD::MINGW_ALLOCA", SDTX86Void,
182 [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
184 //===----------------------------------------------------------------------===//
185 // X86 Operand Definitions.
188 // A version of ptr_rc which excludes SP, ESP, and RSP. This is used for
189 // the index operand of an address, to conform to x86 encoding restrictions.
190 def ptr_rc_nosp : PointerLikeRegClass<1>;
192 // *mem - Operand definitions for the funky X86 addressing mode operands.
194 def X86MemAsmOperand : AsmOperandClass {
198 def X86AbsMemAsmOperand : AsmOperandClass {
200 let SuperClass = X86MemAsmOperand;
202 def X86NoSegMemAsmOperand : AsmOperandClass {
203 let Name = "NoSegMem";
204 let SuperClass = X86MemAsmOperand;
206 class X86MemOperand<string printMethod> : Operand<iPTR> {
207 let PrintMethod = printMethod;
208 let MIOperandInfo = (ops ptr_rc, i8imm, ptr_rc_nosp, i32imm, i8imm);
209 let ParserMatchClass = X86MemAsmOperand;
212 def opaque32mem : X86MemOperand<"printopaquemem">;
213 def opaque48mem : X86MemOperand<"printopaquemem">;
214 def opaque80mem : X86MemOperand<"printopaquemem">;
215 def opaque512mem : X86MemOperand<"printopaquemem">;
217 def i8mem : X86MemOperand<"printi8mem">;
218 def i16mem : X86MemOperand<"printi16mem">;
219 def i32mem : X86MemOperand<"printi32mem">;
220 def i64mem : X86MemOperand<"printi64mem">;
221 def i128mem : X86MemOperand<"printi128mem">;
222 //def i256mem : X86MemOperand<"printi256mem">;
223 def f32mem : X86MemOperand<"printf32mem">;
224 def f64mem : X86MemOperand<"printf64mem">;
225 def f80mem : X86MemOperand<"printf80mem">;
226 def f128mem : X86MemOperand<"printf128mem">;
227 //def f256mem : X86MemOperand<"printf256mem">;
229 // A version of i8mem for use on x86-64 that uses GR64_NOREX instead of
230 // plain GR64, so that it doesn't potentially require a REX prefix.
231 def i8mem_NOREX : Operand<i64> {
232 let PrintMethod = "printi8mem";
233 let MIOperandInfo = (ops GR64_NOREX, i8imm, GR64_NOREX_NOSP, i32imm, i8imm);
234 let ParserMatchClass = X86MemAsmOperand;
237 // Special i32mem for addresses of load folding tail calls. These are not
238 // allowed to use callee-saved registers since they must be scheduled
239 // after callee-saved register are popped.
240 def i32mem_TC : Operand<i32> {
241 let PrintMethod = "printi32mem";
242 let MIOperandInfo = (ops GR32_TC, i8imm, GR32_TC, i32imm, i8imm);
243 let ParserMatchClass = X86MemAsmOperand;
246 def lea32mem : Operand<i32> {
247 let PrintMethod = "printlea32mem";
248 let MIOperandInfo = (ops GR32, i8imm, GR32_NOSP, i32imm);
249 let ParserMatchClass = X86NoSegMemAsmOperand;
252 let ParserMatchClass = X86AbsMemAsmOperand,
253 PrintMethod = "print_pcrel_imm" in {
254 def i32imm_pcrel : Operand<i32>;
256 def offset8 : Operand<i64>;
257 def offset16 : Operand<i64>;
258 def offset32 : Operand<i64>;
259 def offset64 : Operand<i64>;
261 // Branch targets have OtherVT type and print as pc-relative values.
262 def brtarget : Operand<OtherVT>;
263 def brtarget8 : Operand<OtherVT>;
267 def SSECC : Operand<i8> {
268 let PrintMethod = "printSSECC";
271 def ImmSExt8AsmOperand : AsmOperandClass {
272 let Name = "ImmSExt8";
273 let SuperClass = ImmAsmOperand;
276 // A couple of more descriptive operand definitions.
277 // 16-bits but only 8 bits are significant.
278 def i16i8imm : Operand<i16> {
279 let ParserMatchClass = ImmSExt8AsmOperand;
281 // 32-bits but only 8 bits are significant.
282 def i32i8imm : Operand<i32> {
283 let ParserMatchClass = ImmSExt8AsmOperand;
286 //===----------------------------------------------------------------------===//
287 // X86 Complex Pattern Definitions.
290 // Define X86 specific addressing mode.
291 def addr : ComplexPattern<iPTR, 5, "SelectAddr", [], []>;
292 def lea32addr : ComplexPattern<i32, 4, "SelectLEAAddr",
293 [add, sub, mul, X86mul_imm, shl, or, frameindex],
295 def tls32addr : ComplexPattern<i32, 4, "SelectTLSADDRAddr",
296 [tglobaltlsaddr], []>;
298 //===----------------------------------------------------------------------===//
299 // X86 Instruction Predicate Definitions.
300 def HasCMov : Predicate<"Subtarget->hasCMov()">;
301 def NoCMov : Predicate<"!Subtarget->hasCMov()">;
302 def HasMMX : Predicate<"Subtarget->hasMMX()">;
303 def HasSSE1 : Predicate<"Subtarget->hasSSE1()">;
304 def HasSSE2 : Predicate<"Subtarget->hasSSE2()">;
305 def HasSSE3 : Predicate<"Subtarget->hasSSE3()">;
306 def HasSSSE3 : Predicate<"Subtarget->hasSSSE3()">;
307 def HasSSE41 : Predicate<"Subtarget->hasSSE41()">;
308 def HasSSE42 : Predicate<"Subtarget->hasSSE42()">;
309 def HasSSE4A : Predicate<"Subtarget->hasSSE4A()">;
310 def HasAVX : Predicate<"Subtarget->hasAVX()">;
311 def HasFMA3 : Predicate<"Subtarget->hasFMA3()">;
312 def HasFMA4 : Predicate<"Subtarget->hasFMA4()">;
313 def FPStackf32 : Predicate<"!Subtarget->hasSSE1()">;
314 def FPStackf64 : Predicate<"!Subtarget->hasSSE2()">;
315 def In32BitMode : Predicate<"!Subtarget->is64Bit()">;
316 def In64BitMode : Predicate<"Subtarget->is64Bit()">;
317 def IsWin64 : Predicate<"Subtarget->isTargetWin64()">;
318 def NotWin64 : Predicate<"!Subtarget->isTargetWin64()">;
319 def SmallCode : Predicate<"TM.getCodeModel() == CodeModel::Small">;
320 def KernelCode : Predicate<"TM.getCodeModel() == CodeModel::Kernel">;
321 def FarData : Predicate<"TM.getCodeModel() != CodeModel::Small &&"
322 "TM.getCodeModel() != CodeModel::Kernel">;
323 def NearData : Predicate<"TM.getCodeModel() == CodeModel::Small ||"
324 "TM.getCodeModel() == CodeModel::Kernel">;
325 def IsStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">;
326 def IsNotPIC : Predicate<"TM.getRelocationModel() != Reloc::PIC_">;
327 def OptForSize : Predicate<"OptForSize">;
328 def OptForSpeed : Predicate<"!OptForSize">;
329 def FastBTMem : Predicate<"!Subtarget->isBTMemSlow()">;
330 def CallImmAddr : Predicate<"Subtarget->IsLegalToCallImmediateAddr(TM)">;
332 //===----------------------------------------------------------------------===//
333 // X86 Instruction Format Definitions.
336 include "X86InstrFormats.td"
338 //===----------------------------------------------------------------------===//
339 // Pattern fragments...
342 // X86 specific condition code. These correspond to CondCode in
343 // X86InstrInfo.h. They must be kept in synch.
344 def X86_COND_A : PatLeaf<(i8 0)>; // alt. COND_NBE
345 def X86_COND_AE : PatLeaf<(i8 1)>; // alt. COND_NC
346 def X86_COND_B : PatLeaf<(i8 2)>; // alt. COND_C
347 def X86_COND_BE : PatLeaf<(i8 3)>; // alt. COND_NA
348 def X86_COND_E : PatLeaf<(i8 4)>; // alt. COND_Z
349 def X86_COND_G : PatLeaf<(i8 5)>; // alt. COND_NLE
350 def X86_COND_GE : PatLeaf<(i8 6)>; // alt. COND_NL
351 def X86_COND_L : PatLeaf<(i8 7)>; // alt. COND_NGE
352 def X86_COND_LE : PatLeaf<(i8 8)>; // alt. COND_NG
353 def X86_COND_NE : PatLeaf<(i8 9)>; // alt. COND_NZ
354 def X86_COND_NO : PatLeaf<(i8 10)>;
355 def X86_COND_NP : PatLeaf<(i8 11)>; // alt. COND_PO
356 def X86_COND_NS : PatLeaf<(i8 12)>;
357 def X86_COND_O : PatLeaf<(i8 13)>;
358 def X86_COND_P : PatLeaf<(i8 14)>; // alt. COND_PE
359 def X86_COND_S : PatLeaf<(i8 15)>;
361 def immSext8 : PatLeaf<(imm), [{
362 return N->getSExtValue() == (int8_t)N->getSExtValue();
365 def i16immSExt8 : PatLeaf<(i16 immSext8)>;
366 def i32immSExt8 : PatLeaf<(i32 immSext8)>;
368 /// Load patterns: these constraint the match to the right address space.
369 def dsload : PatFrag<(ops node:$ptr), (load node:$ptr), [{
370 if (const Value *Src = cast<LoadSDNode>(N)->getSrcValue())
371 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
372 if (PT->getAddressSpace() > 255)
377 def gsload : PatFrag<(ops node:$ptr), (load node:$ptr), [{
378 if (const Value *Src = cast<LoadSDNode>(N)->getSrcValue())
379 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
380 return PT->getAddressSpace() == 256;
384 def fsload : PatFrag<(ops node:$ptr), (load node:$ptr), [{
385 if (const Value *Src = cast<LoadSDNode>(N)->getSrcValue())
386 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
387 return PT->getAddressSpace() == 257;
392 // Helper fragments for loads.
393 // It's always safe to treat a anyext i16 load as a i32 load if the i16 is
394 // known to be 32-bit aligned or better. Ditto for i8 to i16.
395 def loadi16 : PatFrag<(ops node:$ptr), (i16 (unindexedload node:$ptr)), [{
396 LoadSDNode *LD = cast<LoadSDNode>(N);
397 if (const Value *Src = LD->getSrcValue())
398 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
399 if (PT->getAddressSpace() > 255)
401 ISD::LoadExtType ExtType = LD->getExtensionType();
402 if (ExtType == ISD::NON_EXTLOAD)
404 if (ExtType == ISD::EXTLOAD)
405 return LD->getAlignment() >= 2 && !LD->isVolatile();
409 def loadi16_anyext : PatFrag<(ops node:$ptr), (i32 (unindexedload node:$ptr)),[{
410 LoadSDNode *LD = cast<LoadSDNode>(N);
411 if (const Value *Src = LD->getSrcValue())
412 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
413 if (PT->getAddressSpace() > 255)
415 ISD::LoadExtType ExtType = LD->getExtensionType();
416 if (ExtType == ISD::EXTLOAD)
417 return LD->getAlignment() >= 2 && !LD->isVolatile();
421 def loadi32 : PatFrag<(ops node:$ptr), (i32 (unindexedload node:$ptr)), [{
422 LoadSDNode *LD = cast<LoadSDNode>(N);
423 if (const Value *Src = LD->getSrcValue())
424 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
425 if (PT->getAddressSpace() > 255)
427 ISD::LoadExtType ExtType = LD->getExtensionType();
428 if (ExtType == ISD::NON_EXTLOAD)
430 if (ExtType == ISD::EXTLOAD)
431 return LD->getAlignment() >= 4 && !LD->isVolatile();
435 def loadi8 : PatFrag<(ops node:$ptr), (i8 (dsload node:$ptr))>;
436 def loadi64 : PatFrag<(ops node:$ptr), (i64 (dsload node:$ptr))>;
437 def loadf32 : PatFrag<(ops node:$ptr), (f32 (dsload node:$ptr))>;
438 def loadf64 : PatFrag<(ops node:$ptr), (f64 (dsload node:$ptr))>;
439 def loadf80 : PatFrag<(ops node:$ptr), (f80 (dsload node:$ptr))>;
441 def sextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (sextloadi8 node:$ptr))>;
442 def sextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (sextloadi8 node:$ptr))>;
443 def sextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (sextloadi16 node:$ptr))>;
445 def zextloadi8i1 : PatFrag<(ops node:$ptr), (i8 (zextloadi1 node:$ptr))>;
446 def zextloadi16i1 : PatFrag<(ops node:$ptr), (i16 (zextloadi1 node:$ptr))>;
447 def zextloadi32i1 : PatFrag<(ops node:$ptr), (i32 (zextloadi1 node:$ptr))>;
448 def zextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (zextloadi8 node:$ptr))>;
449 def zextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (zextloadi8 node:$ptr))>;
450 def zextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (zextloadi16 node:$ptr))>;
452 def extloadi8i1 : PatFrag<(ops node:$ptr), (i8 (extloadi1 node:$ptr))>;
453 def extloadi16i1 : PatFrag<(ops node:$ptr), (i16 (extloadi1 node:$ptr))>;
454 def extloadi32i1 : PatFrag<(ops node:$ptr), (i32 (extloadi1 node:$ptr))>;
455 def extloadi16i8 : PatFrag<(ops node:$ptr), (i16 (extloadi8 node:$ptr))>;
456 def extloadi32i8 : PatFrag<(ops node:$ptr), (i32 (extloadi8 node:$ptr))>;
457 def extloadi32i16 : PatFrag<(ops node:$ptr), (i32 (extloadi16 node:$ptr))>;
460 // An 'and' node with a single use.
461 def and_su : PatFrag<(ops node:$lhs, node:$rhs), (and node:$lhs, node:$rhs), [{
462 return N->hasOneUse();
464 // An 'srl' node with a single use.
465 def srl_su : PatFrag<(ops node:$lhs, node:$rhs), (srl node:$lhs, node:$rhs), [{
466 return N->hasOneUse();
468 // An 'trunc' node with a single use.
469 def trunc_su : PatFrag<(ops node:$src), (trunc node:$src), [{
470 return N->hasOneUse();
473 // Treat an 'or' node is as an 'add' if the or'ed bits are known to be zero.
474 def or_is_add : PatFrag<(ops node:$lhs, node:$rhs), (or node:$lhs, node:$rhs),[{
475 if (ConstantSDNode *CN = dyn_cast<ConstantSDNode>(N->getOperand(1)))
476 return CurDAG->MaskedValueIsZero(N->getOperand(0), CN->getAPIntValue());
478 unsigned BitWidth = N->getValueType(0).getScalarType().getSizeInBits();
479 APInt Mask = APInt::getAllOnesValue(BitWidth);
480 APInt KnownZero0, KnownOne0;
481 CurDAG->ComputeMaskedBits(N->getOperand(0), Mask, KnownZero0, KnownOne0, 0);
482 APInt KnownZero1, KnownOne1;
483 CurDAG->ComputeMaskedBits(N->getOperand(1), Mask, KnownZero1, KnownOne1, 0);
484 return (~KnownZero0 & ~KnownZero1) == 0;
487 // 'shld' and 'shrd' instruction patterns. Note that even though these have
488 // the srl and shl in their patterns, the C++ code must still check for them,
489 // because predicates are tested before children nodes are explored.
491 def shrd : PatFrag<(ops node:$src1, node:$amt1, node:$src2, node:$amt2),
492 (or (srl node:$src1, node:$amt1),
493 (shl node:$src2, node:$amt2)), [{
494 assert(N->getOpcode() == ISD::OR);
495 return N->getOperand(0).getOpcode() == ISD::SRL &&
496 N->getOperand(1).getOpcode() == ISD::SHL &&
497 isa<ConstantSDNode>(N->getOperand(0).getOperand(1)) &&
498 isa<ConstantSDNode>(N->getOperand(1).getOperand(1)) &&
499 N->getOperand(0).getConstantOperandVal(1) ==
500 N->getValueSizeInBits(0) - N->getOperand(1).getConstantOperandVal(1);
503 def shld : PatFrag<(ops node:$src1, node:$amt1, node:$src2, node:$amt2),
504 (or (shl node:$src1, node:$amt1),
505 (srl node:$src2, node:$amt2)), [{
506 assert(N->getOpcode() == ISD::OR);
507 return N->getOperand(0).getOpcode() == ISD::SHL &&
508 N->getOperand(1).getOpcode() == ISD::SRL &&
509 isa<ConstantSDNode>(N->getOperand(0).getOperand(1)) &&
510 isa<ConstantSDNode>(N->getOperand(1).getOperand(1)) &&
511 N->getOperand(0).getConstantOperandVal(1) ==
512 N->getValueSizeInBits(0) - N->getOperand(1).getConstantOperandVal(1);
515 //===----------------------------------------------------------------------===//
516 // Instruction list...
519 // ADJCALLSTACKDOWN/UP implicitly use/def ESP because they may be expanded into
520 // a stack adjustment and the codegen must know that they may modify the stack
521 // pointer before prolog-epilog rewriting occurs.
522 // Pessimistically assume ADJCALLSTACKDOWN / ADJCALLSTACKUP will become
523 // sub / add which can clobber EFLAGS.
524 let Defs = [ESP, EFLAGS], Uses = [ESP] in {
525 def ADJCALLSTACKDOWN32 : I<0, Pseudo, (outs), (ins i32imm:$amt),
527 [(X86callseq_start timm:$amt)]>,
528 Requires<[In32BitMode]>;
529 def ADJCALLSTACKUP32 : I<0, Pseudo, (outs), (ins i32imm:$amt1, i32imm:$amt2),
531 [(X86callseq_end timm:$amt1, timm:$amt2)]>,
532 Requires<[In32BitMode]>;
535 // x86-64 va_start lowering magic.
536 let usesCustomInserter = 1 in {
537 def VASTART_SAVE_XMM_REGS : I<0, Pseudo,
540 i64imm:$regsavefi, i64imm:$offset,
542 "#VASTART_SAVE_XMM_REGS $al, $regsavefi, $offset",
543 [(X86vastart_save_xmm_regs GR8:$al,
547 // Dynamic stack allocation yields _alloca call for Cygwin/Mingw targets. Calls
548 // to _alloca is needed to probe the stack when allocating more than 4k bytes in
549 // one go. Touching the stack at 4K increments is necessary to ensure that the
550 // guard pages used by the OS virtual memory manager are allocated in correct
552 // The main point of having separate instruction are extra unmodelled effects
553 // (compared to ordinary calls) like stack pointer change.
555 def MINGW_ALLOCA : I<0, Pseudo, (outs), (ins),
556 "# dynamic stack allocation",
561 let neverHasSideEffects = 1 in {
562 def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", []>;
563 def NOOPW : I<0x1f, MRM0m, (outs), (ins i16mem:$zero),
564 "nop{w}\t$zero", []>, TB, OpSize;
565 def NOOPL : I<0x1f, MRM0m, (outs), (ins i32mem:$zero),
566 "nop{l}\t$zero", []>, TB;
570 def INT3 : I<0xcc, RawFrm, (outs), (ins), "int\t3", []>;
571 def INT : I<0xcd, RawFrm, (outs), (ins i8imm:$trap), "int\t$trap", []>;
572 def IRET16 : I<0xcf, RawFrm, (outs), (ins), "iret{w}", []>, OpSize;
573 def IRET32 : I<0xcf, RawFrm, (outs), (ins), "iret{l}", []>;
575 // PIC base construction. This expands to code that looks like this:
578 let neverHasSideEffects = 1, isNotDuplicable = 1, Uses = [ESP] in
579 def MOVPC32r : Ii32<0xE8, Pseudo, (outs GR32:$reg), (ins i32imm:$label),
582 //===----------------------------------------------------------------------===//
583 // Control Flow Instructions.
586 // Return instructions.
587 let isTerminator = 1, isReturn = 1, isBarrier = 1,
588 hasCtrlDep = 1, FPForm = SpecialFP in {
589 def RET : I <0xC3, RawFrm, (outs), (ins variable_ops),
592 def RETI : Ii16<0xC2, RawFrm, (outs), (ins i16imm:$amt, variable_ops),
594 [(X86retflag timm:$amt)]>;
595 def LRET : I <0xCB, RawFrm, (outs), (ins),
597 def LRETI : Ii16<0xCA, RawFrm, (outs), (ins i16imm:$amt),
601 // Unconditional branches.
602 let isBarrier = 1, isBranch = 1, isTerminator = 1 in {
603 def JMP_4 : Ii32PCRel<0xE9, RawFrm, (outs), (ins brtarget:$dst),
604 "jmp\t$dst", [(br bb:$dst)]>;
605 def JMP_1 : Ii8PCRel<0xEB, RawFrm, (outs), (ins brtarget8:$dst),
609 // Conditional Branches.
610 let isBranch = 1, isTerminator = 1, Uses = [EFLAGS] in {
611 multiclass ICBr<bits<8> opc1, bits<8> opc4, string asm, PatFrag Cond> {
612 def _1 : Ii8PCRel <opc1, RawFrm, (outs), (ins brtarget8:$dst), asm, []>;
613 def _4 : Ii32PCRel<opc4, RawFrm, (outs), (ins brtarget:$dst), asm,
614 [(X86brcond bb:$dst, Cond, EFLAGS)]>, TB;
618 defm JO : ICBr<0x70, 0x80, "jo\t$dst" , X86_COND_O>;
619 defm JNO : ICBr<0x71, 0x81, "jno\t$dst" , X86_COND_NO>;
620 defm JB : ICBr<0x72, 0x82, "jb\t$dst" , X86_COND_B>;
621 defm JAE : ICBr<0x73, 0x83, "jae\t$dst", X86_COND_AE>;
622 defm JE : ICBr<0x74, 0x84, "je\t$dst" , X86_COND_E>;
623 defm JNE : ICBr<0x75, 0x85, "jne\t$dst", X86_COND_NE>;
624 defm JBE : ICBr<0x76, 0x86, "jbe\t$dst", X86_COND_BE>;
625 defm JA : ICBr<0x77, 0x87, "ja\t$dst" , X86_COND_A>;
626 defm JS : ICBr<0x78, 0x88, "js\t$dst" , X86_COND_S>;
627 defm JNS : ICBr<0x79, 0x89, "jns\t$dst", X86_COND_NS>;
628 defm JP : ICBr<0x7A, 0x8A, "jp\t$dst" , X86_COND_P>;
629 defm JNP : ICBr<0x7B, 0x8B, "jnp\t$dst", X86_COND_NP>;
630 defm JL : ICBr<0x7C, 0x8C, "jl\t$dst" , X86_COND_L>;
631 defm JGE : ICBr<0x7D, 0x8D, "jge\t$dst", X86_COND_GE>;
632 defm JLE : ICBr<0x7E, 0x8E, "jle\t$dst", X86_COND_LE>;
633 defm JG : ICBr<0x7F, 0x8F, "jg\t$dst" , X86_COND_G>;
635 // FIXME: What about the CX/RCX versions of this instruction?
636 let Uses = [ECX], isBranch = 1, isTerminator = 1 in
637 def JCXZ8 : Ii8PCRel<0xE3, RawFrm, (outs), (ins brtarget8:$dst),
642 let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1 in {
643 def JMP32r : I<0xFF, MRM4r, (outs), (ins GR32:$dst), "jmp{l}\t{*}$dst",
644 [(brind GR32:$dst)]>;
645 def JMP32m : I<0xFF, MRM4m, (outs), (ins i32mem:$dst), "jmp{l}\t{*}$dst",
646 [(brind (loadi32 addr:$dst))]>;
648 def FARJMP16i : Iseg16<0xEA, RawFrm, (outs),
649 (ins i16imm:$seg, i16imm:$off),
650 "ljmp{w}\t$seg, $off", []>, OpSize;
651 def FARJMP32i : Iseg32<0xEA, RawFrm, (outs),
652 (ins i16imm:$seg, i32imm:$off),
653 "ljmp{l}\t$seg, $off", []>;
655 def FARJMP16m : I<0xFF, MRM5m, (outs), (ins opaque32mem:$dst),
656 "ljmp{w}\t{*}$dst", []>, OpSize;
657 def FARJMP32m : I<0xFF, MRM5m, (outs), (ins opaque48mem:$dst),
658 "ljmp{l}\t{*}$dst", []>;
664 def LOOP : I<0xE2, RawFrm, (outs), (ins brtarget8:$dst), "loop\t$dst", []>;
665 def LOOPE : I<0xE1, RawFrm, (outs), (ins brtarget8:$dst), "loope\t$dst", []>;
666 def LOOPNE : I<0xE0, RawFrm, (outs), (ins brtarget8:$dst), "loopne\t$dst", []>;
668 //===----------------------------------------------------------------------===//
669 // Call Instructions...
672 // All calls clobber the non-callee saved registers. ESP is marked as
673 // a use to prevent stack-pointer assignments that appear immediately
674 // before calls from potentially appearing dead. Uses for argument
675 // registers are added manually.
676 let Defs = [EAX, ECX, EDX, FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0,
677 MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
678 XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7,
679 XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15, EFLAGS],
681 def CALLpcrel32 : Ii32PCRel<0xE8, RawFrm,
682 (outs), (ins i32imm_pcrel:$dst,variable_ops),
684 def CALL32r : I<0xFF, MRM2r, (outs), (ins GR32:$dst, variable_ops),
685 "call\t{*}$dst", [(X86call GR32:$dst)]>;
686 def CALL32m : I<0xFF, MRM2m, (outs), (ins i32mem:$dst, variable_ops),
687 "call\t{*}$dst", [(X86call (loadi32 addr:$dst))]>;
689 def FARCALL16i : Iseg16<0x9A, RawFrm, (outs),
690 (ins i16imm:$seg, i16imm:$off),
691 "lcall{w}\t$seg, $off", []>, OpSize;
692 def FARCALL32i : Iseg32<0x9A, RawFrm, (outs),
693 (ins i16imm:$seg, i32imm:$off),
694 "lcall{l}\t$seg, $off", []>;
696 def FARCALL16m : I<0xFF, MRM3m, (outs), (ins opaque32mem:$dst),
697 "lcall{w}\t{*}$dst", []>, OpSize;
698 def FARCALL32m : I<0xFF, MRM3m, (outs), (ins opaque48mem:$dst),
699 "lcall{l}\t{*}$dst", []>;
702 // Constructing a stack frame.
704 def ENTER : I<0xC8, RawFrm, (outs), (ins i16imm:$len, i8imm:$lvl),
705 "enter\t$len, $lvl", []>;
709 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
710 let Defs = [EAX, ECX, EDX, FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0,
711 MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
712 XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7,
713 XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15, EFLAGS],
715 def TCRETURNdi : I<0, Pseudo, (outs),
716 (ins i32imm_pcrel:$dst, i32imm:$offset, variable_ops),
717 "#TC_RETURN $dst $offset", []>;
718 def TCRETURNri : I<0, Pseudo, (outs),
719 (ins GR32_TC:$dst, i32imm:$offset, variable_ops),
720 "#TC_RETURN $dst $offset", []>;
721 def TCRETURNmi : I<0, Pseudo, (outs),
722 (ins i32mem_TC:$dst, i32imm:$offset, variable_ops),
723 "#TC_RETURN $dst $offset", []>;
725 // FIXME: The should be pseudo instructions that are lowered when going to
727 def TAILJMPd : Ii32PCRel<0xE9, RawFrm, (outs),
728 (ins i32imm_pcrel:$dst, variable_ops),
729 "jmp\t$dst # TAILCALL",
731 def TAILJMPr : I<0xFF, MRM4r, (outs), (ins GR32_TC:$dst, variable_ops),
732 "jmp{l}\t{*}$dst # TAILCALL",
734 def TAILJMPm : I<0xFF, MRM4m, (outs), (ins i32mem_TC:$dst, variable_ops),
735 "jmp{l}\t{*}$dst # TAILCALL", []>;
738 //===----------------------------------------------------------------------===//
739 // Miscellaneous Instructions...
741 let Defs = [EBP, ESP], Uses = [EBP, ESP], mayLoad = 1, neverHasSideEffects=1 in
742 def LEAVE : I<0xC9, RawFrm,
743 (outs), (ins), "leave", []>;
745 def POPCNT16rr : I<0xB8, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
746 "popcnt{w}\t{$src, $dst|$dst, $src}", []>, OpSize, XS;
747 def POPCNT16rm : I<0xB8, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
748 "popcnt{w}\t{$src, $dst|$dst, $src}", []>, OpSize, XS;
749 def POPCNT32rr : I<0xB8, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
750 "popcnt{l}\t{$src, $dst|$dst, $src}", []>, XS;
751 def POPCNT32rm : I<0xB8, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
752 "popcnt{l}\t{$src, $dst|$dst, $src}", []>, XS;
754 let Defs = [ESP], Uses = [ESP], neverHasSideEffects=1 in {
756 def POP16r : I<0x58, AddRegFrm, (outs GR16:$reg), (ins), "pop{w}\t$reg", []>,
758 def POP32r : I<0x58, AddRegFrm, (outs GR32:$reg), (ins), "pop{l}\t$reg", []>;
759 def POP16rmr: I<0x8F, MRM0r, (outs GR16:$reg), (ins), "pop{w}\t$reg", []>,
761 def POP16rmm: I<0x8F, MRM0m, (outs i16mem:$dst), (ins), "pop{w}\t$dst", []>,
763 def POP32rmr: I<0x8F, MRM0r, (outs GR32:$reg), (ins), "pop{l}\t$reg", []>;
764 def POP32rmm: I<0x8F, MRM0m, (outs i32mem:$dst), (ins), "pop{l}\t$dst", []>;
767 let mayStore = 1 in {
768 def PUSH16r : I<0x50, AddRegFrm, (outs), (ins GR16:$reg), "push{w}\t$reg",[]>,
770 def PUSH32r : I<0x50, AddRegFrm, (outs), (ins GR32:$reg), "push{l}\t$reg",[]>;
771 def PUSH16rmr: I<0xFF, MRM6r, (outs), (ins GR16:$reg), "push{w}\t$reg",[]>,
773 def PUSH16rmm: I<0xFF, MRM6m, (outs), (ins i16mem:$src), "push{w}\t$src",[]>,
775 def PUSH32rmr: I<0xFF, MRM6r, (outs), (ins GR32:$reg), "push{l}\t$reg",[]>;
776 def PUSH32rmm: I<0xFF, MRM6m, (outs), (ins i32mem:$src), "push{l}\t$src",[]>;
780 let Defs = [ESP], Uses = [ESP], neverHasSideEffects = 1, mayStore = 1 in {
781 def PUSH32i8 : Ii8<0x6a, RawFrm, (outs), (ins i8imm:$imm),
782 "push{l}\t$imm", []>;
783 def PUSH32i16 : Ii16<0x68, RawFrm, (outs), (ins i16imm:$imm),
784 "push{l}\t$imm", []>;
785 def PUSH32i32 : Ii32<0x68, RawFrm, (outs), (ins i32imm:$imm),
786 "push{l}\t$imm", []>;
789 let Defs = [ESP, EFLAGS], Uses = [ESP], mayLoad = 1, neverHasSideEffects=1 in {
790 def POPF : I<0x9D, RawFrm, (outs), (ins), "popf{w}", []>, OpSize;
791 def POPFD : I<0x9D, RawFrm, (outs), (ins), "popf{l}", []>;
793 let Defs = [ESP], Uses = [ESP, EFLAGS], mayStore = 1, neverHasSideEffects=1 in {
794 def PUSHF : I<0x9C, RawFrm, (outs), (ins), "pushf{w}", []>, OpSize;
795 def PUSHFD : I<0x9C, RawFrm, (outs), (ins), "pushf{l}", []>;
798 let isTwoAddress = 1 in // GR32 = bswap GR32
799 def BSWAP32r : I<0xC8, AddRegFrm,
800 (outs GR32:$dst), (ins GR32:$src),
802 [(set GR32:$dst, (bswap GR32:$src))]>, TB;
805 // Bit scan instructions.
806 let Defs = [EFLAGS] in {
807 def BSF16rr : I<0xBC, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
808 "bsf{w}\t{$src, $dst|$dst, $src}",
809 [(set GR16:$dst, EFLAGS, (X86bsf GR16:$src))]>, TB;
810 def BSF16rm : I<0xBC, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
811 "bsf{w}\t{$src, $dst|$dst, $src}",
812 [(set GR16:$dst, EFLAGS, (X86bsf (loadi16 addr:$src)))]>, TB;
813 def BSF32rr : I<0xBC, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
814 "bsf{l}\t{$src, $dst|$dst, $src}",
815 [(set GR32:$dst, EFLAGS, (X86bsf GR32:$src))]>, TB;
816 def BSF32rm : I<0xBC, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
817 "bsf{l}\t{$src, $dst|$dst, $src}",
818 [(set GR32:$dst, EFLAGS, (X86bsf (loadi32 addr:$src)))]>, TB;
820 def BSR16rr : I<0xBD, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
821 "bsr{w}\t{$src, $dst|$dst, $src}",
822 [(set GR16:$dst, EFLAGS, (X86bsr GR16:$src))]>, TB;
823 def BSR16rm : I<0xBD, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
824 "bsr{w}\t{$src, $dst|$dst, $src}",
825 [(set GR16:$dst, EFLAGS, (X86bsr (loadi16 addr:$src)))]>, TB;
826 def BSR32rr : I<0xBD, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
827 "bsr{l}\t{$src, $dst|$dst, $src}",
828 [(set GR32:$dst, EFLAGS, (X86bsr GR32:$src))]>, TB;
829 def BSR32rm : I<0xBD, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
830 "bsr{l}\t{$src, $dst|$dst, $src}",
831 [(set GR32:$dst, EFLAGS, (X86bsr (loadi32 addr:$src)))]>, TB;
834 let neverHasSideEffects = 1 in
835 def LEA16r : I<0x8D, MRMSrcMem,
836 (outs GR16:$dst), (ins lea32mem:$src),
837 "lea{w}\t{$src|$dst}, {$dst|$src}", []>, OpSize;
838 let isReMaterializable = 1 in
839 def LEA32r : I<0x8D, MRMSrcMem,
840 (outs GR32:$dst), (ins lea32mem:$src),
841 "lea{l}\t{$src|$dst}, {$dst|$src}",
842 [(set GR32:$dst, lea32addr:$src)]>, Requires<[In32BitMode]>;
844 let Defs = [ECX,EDI,ESI], Uses = [ECX,EDI,ESI], isCodeGenOnly = 1 in {
845 def REP_MOVSB : I<0xA4, RawFrm, (outs), (ins), "{rep;movsb|rep movsb}",
846 [(X86rep_movs i8)]>, REP;
847 def REP_MOVSW : I<0xA5, RawFrm, (outs), (ins), "{rep;movsw|rep movsw}",
848 [(X86rep_movs i16)]>, REP, OpSize;
849 def REP_MOVSD : I<0xA5, RawFrm, (outs), (ins), "{rep;movsl|rep movsd}",
850 [(X86rep_movs i32)]>, REP;
853 // These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI
854 let Defs = [EDI,ESI], Uses = [EDI,ESI,EFLAGS] in {
855 def MOVSB : I<0xA4, RawFrm, (outs), (ins), "{movsb}", []>;
856 def MOVSW : I<0xA5, RawFrm, (outs), (ins), "{movsw}", []>, OpSize;
857 def MOVSD : I<0xA5, RawFrm, (outs), (ins), "{movsl|movsd}", []>;
860 let Defs = [ECX,EDI], Uses = [AL,ECX,EDI], isCodeGenOnly = 1 in
861 def REP_STOSB : I<0xAA, RawFrm, (outs), (ins), "{rep;stosb|rep stosb}",
862 [(X86rep_stos i8)]>, REP;
863 let Defs = [ECX,EDI], Uses = [AX,ECX,EDI], isCodeGenOnly = 1 in
864 def REP_STOSW : I<0xAB, RawFrm, (outs), (ins), "{rep;stosw|rep stosw}",
865 [(X86rep_stos i16)]>, REP, OpSize;
866 let Defs = [ECX,EDI], Uses = [EAX,ECX,EDI], isCodeGenOnly = 1 in
867 def REP_STOSD : I<0xAB, RawFrm, (outs), (ins), "{rep;stosl|rep stosd}",
868 [(X86rep_stos i32)]>, REP;
870 // These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI
871 let Defs = [EDI], Uses = [AL,EDI,EFLAGS] in
872 def STOSB : I<0xAA, RawFrm, (outs), (ins), "{stosb}", []>;
873 let Defs = [EDI], Uses = [AX,EDI,EFLAGS] in
874 def STOSW : I<0xAB, RawFrm, (outs), (ins), "{stosw}", []>, OpSize;
875 let Defs = [EDI], Uses = [EAX,EDI,EFLAGS] in
876 def STOSD : I<0xAB, RawFrm, (outs), (ins), "{stosl|stosd}", []>;
878 def SCAS8 : I<0xAE, RawFrm, (outs), (ins), "scas{b}", []>;
879 def SCAS16 : I<0xAF, RawFrm, (outs), (ins), "scas{w}", []>, OpSize;
880 def SCAS32 : I<0xAF, RawFrm, (outs), (ins), "scas{l}", []>;
882 def CMPS8 : I<0xA6, RawFrm, (outs), (ins), "cmps{b}", []>;
883 def CMPS16 : I<0xA7, RawFrm, (outs), (ins), "cmps{w}", []>, OpSize;
884 def CMPS32 : I<0xA7, RawFrm, (outs), (ins), "cmps{l}", []>;
886 let Defs = [RAX, RDX] in
887 def RDTSC : I<0x31, RawFrm, (outs), (ins), "rdtsc", [(X86rdtsc)]>,
890 let Defs = [RAX, RCX, RDX] in
891 def RDTSCP : I<0x01, MRM_F9, (outs), (ins), "rdtscp", []>, TB;
893 let isBarrier = 1, hasCtrlDep = 1 in {
894 def TRAP : I<0x0B, RawFrm, (outs), (ins), "ud2", [(trap)]>, TB;
897 def SYSCALL : I<0x05, RawFrm,
898 (outs), (ins), "syscall", []>, TB;
899 def SYSRET : I<0x07, RawFrm,
900 (outs), (ins), "sysret", []>, TB;
901 def SYSENTER : I<0x34, RawFrm,
902 (outs), (ins), "sysenter", []>, TB;
903 def SYSEXIT : I<0x35, RawFrm,
904 (outs), (ins), "sysexit", []>, TB;
906 def WAIT : I<0x9B, RawFrm, (outs), (ins), "wait", []>;
909 //===----------------------------------------------------------------------===//
910 // Input/Output Instructions...
912 let Defs = [AL], Uses = [DX] in
913 def IN8rr : I<0xEC, RawFrm, (outs), (ins),
914 "in{b}\t{%dx, %al|%AL, %DX}", []>;
915 let Defs = [AX], Uses = [DX] in
916 def IN16rr : I<0xED, RawFrm, (outs), (ins),
917 "in{w}\t{%dx, %ax|%AX, %DX}", []>, OpSize;
918 let Defs = [EAX], Uses = [DX] in
919 def IN32rr : I<0xED, RawFrm, (outs), (ins),
920 "in{l}\t{%dx, %eax|%EAX, %DX}", []>;
923 def IN8ri : Ii8<0xE4, RawFrm, (outs), (ins i16i8imm:$port),
924 "in{b}\t{$port, %al|%AL, $port}", []>;
926 def IN16ri : Ii8<0xE5, RawFrm, (outs), (ins i16i8imm:$port),
927 "in{w}\t{$port, %ax|%AX, $port}", []>, OpSize;
929 def IN32ri : Ii8<0xE5, RawFrm, (outs), (ins i16i8imm:$port),
930 "in{l}\t{$port, %eax|%EAX, $port}", []>;
932 let Uses = [DX, AL] in
933 def OUT8rr : I<0xEE, RawFrm, (outs), (ins),
934 "out{b}\t{%al, %dx|%DX, %AL}", []>;
935 let Uses = [DX, AX] in
936 def OUT16rr : I<0xEF, RawFrm, (outs), (ins),
937 "out{w}\t{%ax, %dx|%DX, %AX}", []>, OpSize;
938 let Uses = [DX, EAX] in
939 def OUT32rr : I<0xEF, RawFrm, (outs), (ins),
940 "out{l}\t{%eax, %dx|%DX, %EAX}", []>;
943 def OUT8ir : Ii8<0xE6, RawFrm, (outs), (ins i16i8imm:$port),
944 "out{b}\t{%al, $port|$port, %AL}", []>;
946 def OUT16ir : Ii8<0xE7, RawFrm, (outs), (ins i16i8imm:$port),
947 "out{w}\t{%ax, $port|$port, %AX}", []>, OpSize;
949 def OUT32ir : Ii8<0xE7, RawFrm, (outs), (ins i16i8imm:$port),
950 "out{l}\t{%eax, $port|$port, %EAX}", []>;
952 def IN8 : I<0x6C, RawFrm, (outs), (ins),
954 def IN16 : I<0x6D, RawFrm, (outs), (ins),
955 "ins{w}", []>, OpSize;
956 def IN32 : I<0x6D, RawFrm, (outs), (ins),
959 //===----------------------------------------------------------------------===//
960 // Move Instructions...
962 let neverHasSideEffects = 1 in {
963 def MOV8rr : I<0x88, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src),
964 "mov{b}\t{$src, $dst|$dst, $src}", []>;
965 def MOV16rr : I<0x89, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
966 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
967 def MOV32rr : I<0x89, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
968 "mov{l}\t{$src, $dst|$dst, $src}", []>;
970 let isReMaterializable = 1, isAsCheapAsAMove = 1 in {
971 def MOV8ri : Ii8 <0xB0, AddRegFrm, (outs GR8 :$dst), (ins i8imm :$src),
972 "mov{b}\t{$src, $dst|$dst, $src}",
973 [(set GR8:$dst, imm:$src)]>;
974 def MOV16ri : Ii16<0xB8, AddRegFrm, (outs GR16:$dst), (ins i16imm:$src),
975 "mov{w}\t{$src, $dst|$dst, $src}",
976 [(set GR16:$dst, imm:$src)]>, OpSize;
977 def MOV32ri : Ii32<0xB8, AddRegFrm, (outs GR32:$dst), (ins i32imm:$src),
978 "mov{l}\t{$src, $dst|$dst, $src}",
979 [(set GR32:$dst, imm:$src)]>;
982 def MOV8mi : Ii8 <0xC6, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src),
983 "mov{b}\t{$src, $dst|$dst, $src}",
984 [(store (i8 imm:$src), addr:$dst)]>;
985 def MOV16mi : Ii16<0xC7, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src),
986 "mov{w}\t{$src, $dst|$dst, $src}",
987 [(store (i16 imm:$src), addr:$dst)]>, OpSize;
988 def MOV32mi : Ii32<0xC7, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src),
989 "mov{l}\t{$src, $dst|$dst, $src}",
990 [(store (i32 imm:$src), addr:$dst)]>;
992 def MOV8o8a : Ii8 <0xA0, RawFrm, (outs), (ins offset8:$src),
993 "mov{b}\t{$src, %al|%al, $src}", []>;
994 def MOV16o16a : Ii16 <0xA1, RawFrm, (outs), (ins offset16:$src),
995 "mov{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
996 def MOV32o32a : Ii32 <0xA1, RawFrm, (outs), (ins offset32:$src),
997 "mov{l}\t{$src, %eax|%eax, $src}", []>;
999 def MOV8ao8 : Ii8 <0xA2, RawFrm, (outs offset8:$dst), (ins),
1000 "mov{b}\t{%al, $dst|$dst, %al}", []>;
1001 def MOV16ao16 : Ii16 <0xA3, RawFrm, (outs offset16:$dst), (ins),
1002 "mov{w}\t{%ax, $dst|$dst, %ax}", []>, OpSize;
1003 def MOV32ao32 : Ii32 <0xA3, RawFrm, (outs offset32:$dst), (ins),
1004 "mov{l}\t{%eax, $dst|$dst, %eax}", []>;
1006 // Moves to and from segment registers
1007 def MOV16rs : I<0x8C, MRMDestReg, (outs GR16:$dst), (ins SEGMENT_REG:$src),
1008 "mov{w}\t{$src, $dst|$dst, $src}", []>;
1009 def MOV16ms : I<0x8C, MRMDestMem, (outs i16mem:$dst), (ins SEGMENT_REG:$src),
1010 "mov{w}\t{$src, $dst|$dst, $src}", []>;
1011 def MOV16sr : I<0x8E, MRMSrcReg, (outs SEGMENT_REG:$dst), (ins GR16:$src),
1012 "mov{w}\t{$src, $dst|$dst, $src}", []>;
1013 def MOV16sm : I<0x8E, MRMSrcMem, (outs SEGMENT_REG:$dst), (ins i16mem:$src),
1014 "mov{w}\t{$src, $dst|$dst, $src}", []>;
1016 def MOV8rr_REV : I<0x8A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src),
1017 "mov{b}\t{$src, $dst|$dst, $src}", []>;
1018 def MOV16rr_REV : I<0x8B, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
1019 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
1020 def MOV32rr_REV : I<0x8B, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
1021 "mov{l}\t{$src, $dst|$dst, $src}", []>;
1023 let canFoldAsLoad = 1, isReMaterializable = 1 in {
1024 def MOV8rm : I<0x8A, MRMSrcMem, (outs GR8 :$dst), (ins i8mem :$src),
1025 "mov{b}\t{$src, $dst|$dst, $src}",
1026 [(set GR8:$dst, (loadi8 addr:$src))]>;
1027 def MOV16rm : I<0x8B, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
1028 "mov{w}\t{$src, $dst|$dst, $src}",
1029 [(set GR16:$dst, (loadi16 addr:$src))]>, OpSize;
1030 def MOV32rm : I<0x8B, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
1031 "mov{l}\t{$src, $dst|$dst, $src}",
1032 [(set GR32:$dst, (loadi32 addr:$src))]>;
1035 def MOV8mr : I<0x88, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src),
1036 "mov{b}\t{$src, $dst|$dst, $src}",
1037 [(store GR8:$src, addr:$dst)]>;
1038 def MOV16mr : I<0x89, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
1039 "mov{w}\t{$src, $dst|$dst, $src}",
1040 [(store GR16:$src, addr:$dst)]>, OpSize;
1041 def MOV32mr : I<0x89, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
1042 "mov{l}\t{$src, $dst|$dst, $src}",
1043 [(store GR32:$src, addr:$dst)]>;
1045 /// Versions of MOV32rr, MOV32rm, and MOV32mr for i32mem_TC and GR32_TC.
1046 let neverHasSideEffects = 1 in
1047 def MOV32rr_TC : I<0x89, MRMDestReg, (outs GR32_TC:$dst), (ins GR32_TC:$src),
1048 "mov{l}\t{$src, $dst|$dst, $src}", []>;
1051 canFoldAsLoad = 1, isReMaterializable = 1 in
1052 def MOV32rm_TC : I<0x8B, MRMSrcMem, (outs GR32_TC:$dst), (ins i32mem_TC:$src),
1053 "mov{l}\t{$src, $dst|$dst, $src}",
1057 def MOV32mr_TC : I<0x89, MRMDestMem, (outs), (ins i32mem_TC:$dst, GR32_TC:$src),
1058 "mov{l}\t{$src, $dst|$dst, $src}",
1061 // Versions of MOV8rr, MOV8mr, and MOV8rm that use i8mem_NOREX and GR8_NOREX so
1062 // that they can be used for copying and storing h registers, which can't be
1063 // encoded when a REX prefix is present.
1064 let neverHasSideEffects = 1 in
1065 def MOV8rr_NOREX : I<0x88, MRMDestReg,
1066 (outs GR8_NOREX:$dst), (ins GR8_NOREX:$src),
1067 "mov{b}\t{$src, $dst|$dst, $src} # NOREX", []>;
1069 def MOV8mr_NOREX : I<0x88, MRMDestMem,
1070 (outs), (ins i8mem_NOREX:$dst, GR8_NOREX:$src),
1071 "mov{b}\t{$src, $dst|$dst, $src} # NOREX", []>;
1073 canFoldAsLoad = 1, isReMaterializable = 1 in
1074 def MOV8rm_NOREX : I<0x8A, MRMSrcMem,
1075 (outs GR8_NOREX:$dst), (ins i8mem_NOREX:$src),
1076 "mov{b}\t{$src, $dst|$dst, $src} # NOREX", []>;
1078 // Moves to and from debug registers
1079 def MOV32rd : I<0x21, MRMDestReg, (outs GR32:$dst), (ins DEBUG_REG:$src),
1080 "mov{l}\t{$src, $dst|$dst, $src}", []>, TB;
1081 def MOV32dr : I<0x23, MRMSrcReg, (outs DEBUG_REG:$dst), (ins GR32:$src),
1082 "mov{l}\t{$src, $dst|$dst, $src}", []>, TB;
1084 // Moves to and from control registers
1085 def MOV32rc : I<0x20, MRMDestReg, (outs GR32:$dst), (ins CONTROL_REG_32:$src),
1086 "mov{q}\t{$src, $dst|$dst, $src}", []>, TB;
1087 def MOV32cr : I<0x22, MRMSrcReg, (outs CONTROL_REG_32:$dst), (ins GR32:$src),
1088 "mov{q}\t{$src, $dst|$dst, $src}", []>, TB;
1090 //===----------------------------------------------------------------------===//
1091 // Fixed-Register Multiplication and Division Instructions...
1094 // Extra precision multiplication
1096 // AL is really implied by AX, by the registers in Defs must match the
1097 // SDNode results (i8, i32).
1098 let Defs = [AL,EFLAGS,AX], Uses = [AL] in
1099 def MUL8r : I<0xF6, MRM4r, (outs), (ins GR8:$src), "mul{b}\t$src",
1100 // FIXME: Used for 8-bit mul, ignore result upper 8 bits.
1101 // This probably ought to be moved to a def : Pat<> if the
1102 // syntax can be accepted.
1103 [(set AL, (mul AL, GR8:$src)),
1104 (implicit EFLAGS)]>; // AL,AH = AL*GR8
1106 let Defs = [AX,DX,EFLAGS], Uses = [AX], neverHasSideEffects = 1 in
1107 def MUL16r : I<0xF7, MRM4r, (outs), (ins GR16:$src),
1109 []>, OpSize; // AX,DX = AX*GR16
1111 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX], neverHasSideEffects = 1 in
1112 def MUL32r : I<0xF7, MRM4r, (outs), (ins GR32:$src),
1114 []>; // EAX,EDX = EAX*GR32
1116 let Defs = [AL,EFLAGS,AX], Uses = [AL] in
1117 def MUL8m : I<0xF6, MRM4m, (outs), (ins i8mem :$src),
1119 // FIXME: Used for 8-bit mul, ignore result upper 8 bits.
1120 // This probably ought to be moved to a def : Pat<> if the
1121 // syntax can be accepted.
1122 [(set AL, (mul AL, (loadi8 addr:$src))),
1123 (implicit EFLAGS)]>; // AL,AH = AL*[mem8]
1125 let mayLoad = 1, neverHasSideEffects = 1 in {
1126 let Defs = [AX,DX,EFLAGS], Uses = [AX] in
1127 def MUL16m : I<0xF7, MRM4m, (outs), (ins i16mem:$src),
1129 []>, OpSize; // AX,DX = AX*[mem16]
1131 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
1132 def MUL32m : I<0xF7, MRM4m, (outs), (ins i32mem:$src),
1134 []>; // EAX,EDX = EAX*[mem32]
1137 let neverHasSideEffects = 1 in {
1138 let Defs = [AL,EFLAGS,AX], Uses = [AL] in
1139 def IMUL8r : I<0xF6, MRM5r, (outs), (ins GR8:$src), "imul{b}\t$src", []>;
1141 let Defs = [AX,DX,EFLAGS], Uses = [AX] in
1142 def IMUL16r : I<0xF7, MRM5r, (outs), (ins GR16:$src), "imul{w}\t$src", []>,
1143 OpSize; // AX,DX = AX*GR16
1144 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
1145 def IMUL32r : I<0xF7, MRM5r, (outs), (ins GR32:$src), "imul{l}\t$src", []>;
1146 // EAX,EDX = EAX*GR32
1147 let mayLoad = 1 in {
1148 let Defs = [AL,EFLAGS,AX], Uses = [AL] in
1149 def IMUL8m : I<0xF6, MRM5m, (outs), (ins i8mem :$src),
1150 "imul{b}\t$src", []>; // AL,AH = AL*[mem8]
1151 let Defs = [AX,DX,EFLAGS], Uses = [AX] in
1152 def IMUL16m : I<0xF7, MRM5m, (outs), (ins i16mem:$src),
1153 "imul{w}\t$src", []>, OpSize; // AX,DX = AX*[mem16]
1154 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
1155 def IMUL32m : I<0xF7, MRM5m, (outs), (ins i32mem:$src),
1156 "imul{l}\t$src", []>; // EAX,EDX = EAX*[mem32]
1158 } // neverHasSideEffects
1160 // unsigned division/remainder
1161 let Defs = [AL,EFLAGS,AX], Uses = [AX] in
1162 def DIV8r : I<0xF6, MRM6r, (outs), (ins GR8:$src), // AX/r8 = AL,AH
1163 "div{b}\t$src", []>;
1164 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
1165 def DIV16r : I<0xF7, MRM6r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX
1166 "div{w}\t$src", []>, OpSize;
1167 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
1168 def DIV32r : I<0xF7, MRM6r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX
1169 "div{l}\t$src", []>;
1170 let mayLoad = 1 in {
1171 let Defs = [AL,EFLAGS,AX], Uses = [AX] in
1172 def DIV8m : I<0xF6, MRM6m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH
1173 "div{b}\t$src", []>;
1174 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
1175 def DIV16m : I<0xF7, MRM6m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX
1176 "div{w}\t$src", []>, OpSize;
1177 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
1178 // EDX:EAX/[mem32] = EAX,EDX
1179 def DIV32m : I<0xF7, MRM6m, (outs), (ins i32mem:$src),
1180 "div{l}\t$src", []>;
1183 // Signed division/remainder.
1184 let Defs = [AL,EFLAGS,AX], Uses = [AX] in
1185 def IDIV8r : I<0xF6, MRM7r, (outs), (ins GR8:$src), // AX/r8 = AL,AH
1186 "idiv{b}\t$src", []>;
1187 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
1188 def IDIV16r: I<0xF7, MRM7r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX
1189 "idiv{w}\t$src", []>, OpSize;
1190 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
1191 def IDIV32r: I<0xF7, MRM7r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX
1192 "idiv{l}\t$src", []>;
1193 let mayLoad = 1, mayLoad = 1 in {
1194 let Defs = [AL,EFLAGS,AX], Uses = [AX] in
1195 def IDIV8m : I<0xF6, MRM7m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH
1196 "idiv{b}\t$src", []>;
1197 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
1198 def IDIV16m: I<0xF7, MRM7m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX
1199 "idiv{w}\t$src", []>, OpSize;
1200 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
1201 def IDIV32m: I<0xF7, MRM7m, (outs), (ins i32mem:$src),
1202 // EDX:EAX/[mem32] = EAX,EDX
1203 "idiv{l}\t$src", []>;
1206 //===----------------------------------------------------------------------===//
1207 // Two address Instructions.
1209 let isTwoAddress = 1 in {
1211 // Conditional moves
1212 let Uses = [EFLAGS] in {
1214 let Predicates = [HasCMov] in {
1215 let isCommutable = 1 in {
1216 def CMOVB16rr : I<0x42, MRMSrcReg, // if <u, GR16 = GR16
1217 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1218 "cmovb{w}\t{$src2, $dst|$dst, $src2}",
1219 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1220 X86_COND_B, EFLAGS))]>,
1222 def CMOVB32rr : I<0x42, MRMSrcReg, // if <u, GR32 = GR32
1223 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1224 "cmovb{l}\t{$src2, $dst|$dst, $src2}",
1225 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1226 X86_COND_B, EFLAGS))]>,
1228 def CMOVAE16rr: I<0x43, MRMSrcReg, // if >=u, GR16 = GR16
1229 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1230 "cmovae{w}\t{$src2, $dst|$dst, $src2}",
1231 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1232 X86_COND_AE, EFLAGS))]>,
1234 def CMOVAE32rr: I<0x43, MRMSrcReg, // if >=u, GR32 = GR32
1235 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1236 "cmovae{l}\t{$src2, $dst|$dst, $src2}",
1237 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1238 X86_COND_AE, EFLAGS))]>,
1240 def CMOVE16rr : I<0x44, MRMSrcReg, // if ==, GR16 = GR16
1241 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1242 "cmove{w}\t{$src2, $dst|$dst, $src2}",
1243 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1244 X86_COND_E, EFLAGS))]>,
1246 def CMOVE32rr : I<0x44, MRMSrcReg, // if ==, GR32 = GR32
1247 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1248 "cmove{l}\t{$src2, $dst|$dst, $src2}",
1249 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1250 X86_COND_E, EFLAGS))]>,
1252 def CMOVNE16rr: I<0x45, MRMSrcReg, // if !=, GR16 = GR16
1253 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1254 "cmovne{w}\t{$src2, $dst|$dst, $src2}",
1255 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1256 X86_COND_NE, EFLAGS))]>,
1258 def CMOVNE32rr: I<0x45, MRMSrcReg, // if !=, GR32 = GR32
1259 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1260 "cmovne{l}\t{$src2, $dst|$dst, $src2}",
1261 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1262 X86_COND_NE, EFLAGS))]>,
1264 def CMOVBE16rr: I<0x46, MRMSrcReg, // if <=u, GR16 = GR16
1265 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1266 "cmovbe{w}\t{$src2, $dst|$dst, $src2}",
1267 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1268 X86_COND_BE, EFLAGS))]>,
1270 def CMOVBE32rr: I<0x46, MRMSrcReg, // if <=u, GR32 = GR32
1271 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1272 "cmovbe{l}\t{$src2, $dst|$dst, $src2}",
1273 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1274 X86_COND_BE, EFLAGS))]>,
1276 def CMOVA16rr : I<0x47, MRMSrcReg, // if >u, GR16 = GR16
1277 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1278 "cmova{w}\t{$src2, $dst|$dst, $src2}",
1279 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1280 X86_COND_A, EFLAGS))]>,
1282 def CMOVA32rr : I<0x47, MRMSrcReg, // if >u, GR32 = GR32
1283 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1284 "cmova{l}\t{$src2, $dst|$dst, $src2}",
1285 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1286 X86_COND_A, EFLAGS))]>,
1288 def CMOVL16rr : I<0x4C, MRMSrcReg, // if <s, GR16 = GR16
1289 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1290 "cmovl{w}\t{$src2, $dst|$dst, $src2}",
1291 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1292 X86_COND_L, EFLAGS))]>,
1294 def CMOVL32rr : I<0x4C, MRMSrcReg, // if <s, GR32 = GR32
1295 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1296 "cmovl{l}\t{$src2, $dst|$dst, $src2}",
1297 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1298 X86_COND_L, EFLAGS))]>,
1300 def CMOVGE16rr: I<0x4D, MRMSrcReg, // if >=s, GR16 = GR16
1301 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1302 "cmovge{w}\t{$src2, $dst|$dst, $src2}",
1303 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1304 X86_COND_GE, EFLAGS))]>,
1306 def CMOVGE32rr: I<0x4D, MRMSrcReg, // if >=s, GR32 = GR32
1307 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1308 "cmovge{l}\t{$src2, $dst|$dst, $src2}",
1309 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1310 X86_COND_GE, EFLAGS))]>,
1312 def CMOVLE16rr: I<0x4E, MRMSrcReg, // if <=s, GR16 = GR16
1313 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1314 "cmovle{w}\t{$src2, $dst|$dst, $src2}",
1315 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1316 X86_COND_LE, EFLAGS))]>,
1318 def CMOVLE32rr: I<0x4E, MRMSrcReg, // if <=s, GR32 = GR32
1319 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1320 "cmovle{l}\t{$src2, $dst|$dst, $src2}",
1321 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1322 X86_COND_LE, EFLAGS))]>,
1324 def CMOVG16rr : I<0x4F, MRMSrcReg, // if >s, GR16 = GR16
1325 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1326 "cmovg{w}\t{$src2, $dst|$dst, $src2}",
1327 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1328 X86_COND_G, EFLAGS))]>,
1330 def CMOVG32rr : I<0x4F, MRMSrcReg, // if >s, GR32 = GR32
1331 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1332 "cmovg{l}\t{$src2, $dst|$dst, $src2}",
1333 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1334 X86_COND_G, EFLAGS))]>,
1336 def CMOVS16rr : I<0x48, MRMSrcReg, // if signed, GR16 = GR16
1337 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1338 "cmovs{w}\t{$src2, $dst|$dst, $src2}",
1339 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1340 X86_COND_S, EFLAGS))]>,
1342 def CMOVS32rr : I<0x48, MRMSrcReg, // if signed, GR32 = GR32
1343 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1344 "cmovs{l}\t{$src2, $dst|$dst, $src2}",
1345 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1346 X86_COND_S, EFLAGS))]>,
1348 def CMOVNS16rr: I<0x49, MRMSrcReg, // if !signed, GR16 = GR16
1349 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1350 "cmovns{w}\t{$src2, $dst|$dst, $src2}",
1351 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1352 X86_COND_NS, EFLAGS))]>,
1354 def CMOVNS32rr: I<0x49, MRMSrcReg, // if !signed, GR32 = GR32
1355 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1356 "cmovns{l}\t{$src2, $dst|$dst, $src2}",
1357 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1358 X86_COND_NS, EFLAGS))]>,
1360 def CMOVP16rr : I<0x4A, MRMSrcReg, // if parity, GR16 = GR16
1361 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1362 "cmovp{w}\t{$src2, $dst|$dst, $src2}",
1363 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1364 X86_COND_P, EFLAGS))]>,
1366 def CMOVP32rr : I<0x4A, MRMSrcReg, // if parity, GR32 = GR32
1367 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1368 "cmovp{l}\t{$src2, $dst|$dst, $src2}",
1369 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1370 X86_COND_P, EFLAGS))]>,
1372 def CMOVNP16rr : I<0x4B, MRMSrcReg, // if !parity, GR16 = GR16
1373 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1374 "cmovnp{w}\t{$src2, $dst|$dst, $src2}",
1375 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1376 X86_COND_NP, EFLAGS))]>,
1378 def CMOVNP32rr : I<0x4B, MRMSrcReg, // if !parity, GR32 = GR32
1379 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1380 "cmovnp{l}\t{$src2, $dst|$dst, $src2}",
1381 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1382 X86_COND_NP, EFLAGS))]>,
1384 def CMOVO16rr : I<0x40, MRMSrcReg, // if overflow, GR16 = GR16
1385 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1386 "cmovo{w}\t{$src2, $dst|$dst, $src2}",
1387 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1388 X86_COND_O, EFLAGS))]>,
1390 def CMOVO32rr : I<0x40, MRMSrcReg, // if overflow, GR32 = GR32
1391 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1392 "cmovo{l}\t{$src2, $dst|$dst, $src2}",
1393 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1394 X86_COND_O, EFLAGS))]>,
1396 def CMOVNO16rr : I<0x41, MRMSrcReg, // if !overflow, GR16 = GR16
1397 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1398 "cmovno{w}\t{$src2, $dst|$dst, $src2}",
1399 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1400 X86_COND_NO, EFLAGS))]>,
1402 def CMOVNO32rr : I<0x41, MRMSrcReg, // if !overflow, GR32 = GR32
1403 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1404 "cmovno{l}\t{$src2, $dst|$dst, $src2}",
1405 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1406 X86_COND_NO, EFLAGS))]>,
1408 } // isCommutable = 1
1410 def CMOVB16rm : I<0x42, MRMSrcMem, // if <u, GR16 = [mem16]
1411 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1412 "cmovb{w}\t{$src2, $dst|$dst, $src2}",
1413 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1414 X86_COND_B, EFLAGS))]>,
1416 def CMOVB32rm : I<0x42, MRMSrcMem, // if <u, GR32 = [mem32]
1417 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1418 "cmovb{l}\t{$src2, $dst|$dst, $src2}",
1419 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1420 X86_COND_B, EFLAGS))]>,
1422 def CMOVAE16rm: I<0x43, MRMSrcMem, // if >=u, GR16 = [mem16]
1423 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1424 "cmovae{w}\t{$src2, $dst|$dst, $src2}",
1425 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1426 X86_COND_AE, EFLAGS))]>,
1428 def CMOVAE32rm: I<0x43, MRMSrcMem, // if >=u, GR32 = [mem32]
1429 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1430 "cmovae{l}\t{$src2, $dst|$dst, $src2}",
1431 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1432 X86_COND_AE, EFLAGS))]>,
1434 def CMOVE16rm : I<0x44, MRMSrcMem, // if ==, GR16 = [mem16]
1435 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1436 "cmove{w}\t{$src2, $dst|$dst, $src2}",
1437 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1438 X86_COND_E, EFLAGS))]>,
1440 def CMOVE32rm : I<0x44, MRMSrcMem, // if ==, GR32 = [mem32]
1441 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1442 "cmove{l}\t{$src2, $dst|$dst, $src2}",
1443 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1444 X86_COND_E, EFLAGS))]>,
1446 def CMOVNE16rm: I<0x45, MRMSrcMem, // if !=, GR16 = [mem16]
1447 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1448 "cmovne{w}\t{$src2, $dst|$dst, $src2}",
1449 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1450 X86_COND_NE, EFLAGS))]>,
1452 def CMOVNE32rm: I<0x45, MRMSrcMem, // if !=, GR32 = [mem32]
1453 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1454 "cmovne{l}\t{$src2, $dst|$dst, $src2}",
1455 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1456 X86_COND_NE, EFLAGS))]>,
1458 def CMOVBE16rm: I<0x46, MRMSrcMem, // if <=u, GR16 = [mem16]
1459 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1460 "cmovbe{w}\t{$src2, $dst|$dst, $src2}",
1461 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1462 X86_COND_BE, EFLAGS))]>,
1464 def CMOVBE32rm: I<0x46, MRMSrcMem, // if <=u, GR32 = [mem32]
1465 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1466 "cmovbe{l}\t{$src2, $dst|$dst, $src2}",
1467 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1468 X86_COND_BE, EFLAGS))]>,
1470 def CMOVA16rm : I<0x47, MRMSrcMem, // if >u, GR16 = [mem16]
1471 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1472 "cmova{w}\t{$src2, $dst|$dst, $src2}",
1473 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1474 X86_COND_A, EFLAGS))]>,
1476 def CMOVA32rm : I<0x47, MRMSrcMem, // if >u, GR32 = [mem32]
1477 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1478 "cmova{l}\t{$src2, $dst|$dst, $src2}",
1479 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1480 X86_COND_A, EFLAGS))]>,
1482 def CMOVL16rm : I<0x4C, MRMSrcMem, // if <s, GR16 = [mem16]
1483 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1484 "cmovl{w}\t{$src2, $dst|$dst, $src2}",
1485 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1486 X86_COND_L, EFLAGS))]>,
1488 def CMOVL32rm : I<0x4C, MRMSrcMem, // if <s, GR32 = [mem32]
1489 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1490 "cmovl{l}\t{$src2, $dst|$dst, $src2}",
1491 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1492 X86_COND_L, EFLAGS))]>,
1494 def CMOVGE16rm: I<0x4D, MRMSrcMem, // if >=s, GR16 = [mem16]
1495 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1496 "cmovge{w}\t{$src2, $dst|$dst, $src2}",
1497 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1498 X86_COND_GE, EFLAGS))]>,
1500 def CMOVGE32rm: I<0x4D, MRMSrcMem, // if >=s, GR32 = [mem32]
1501 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1502 "cmovge{l}\t{$src2, $dst|$dst, $src2}",
1503 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1504 X86_COND_GE, EFLAGS))]>,
1506 def CMOVLE16rm: I<0x4E, MRMSrcMem, // if <=s, GR16 = [mem16]
1507 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1508 "cmovle{w}\t{$src2, $dst|$dst, $src2}",
1509 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1510 X86_COND_LE, EFLAGS))]>,
1512 def CMOVLE32rm: I<0x4E, MRMSrcMem, // if <=s, GR32 = [mem32]
1513 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1514 "cmovle{l}\t{$src2, $dst|$dst, $src2}",
1515 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1516 X86_COND_LE, EFLAGS))]>,
1518 def CMOVG16rm : I<0x4F, MRMSrcMem, // if >s, GR16 = [mem16]
1519 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1520 "cmovg{w}\t{$src2, $dst|$dst, $src2}",
1521 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1522 X86_COND_G, EFLAGS))]>,
1524 def CMOVG32rm : I<0x4F, MRMSrcMem, // if >s, GR32 = [mem32]
1525 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1526 "cmovg{l}\t{$src2, $dst|$dst, $src2}",
1527 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1528 X86_COND_G, EFLAGS))]>,
1530 def CMOVS16rm : I<0x48, MRMSrcMem, // if signed, GR16 = [mem16]
1531 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1532 "cmovs{w}\t{$src2, $dst|$dst, $src2}",
1533 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1534 X86_COND_S, EFLAGS))]>,
1536 def CMOVS32rm : I<0x48, MRMSrcMem, // if signed, GR32 = [mem32]
1537 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1538 "cmovs{l}\t{$src2, $dst|$dst, $src2}",
1539 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1540 X86_COND_S, EFLAGS))]>,
1542 def CMOVNS16rm: I<0x49, MRMSrcMem, // if !signed, GR16 = [mem16]
1543 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1544 "cmovns{w}\t{$src2, $dst|$dst, $src2}",
1545 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1546 X86_COND_NS, EFLAGS))]>,
1548 def CMOVNS32rm: I<0x49, MRMSrcMem, // if !signed, GR32 = [mem32]
1549 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1550 "cmovns{l}\t{$src2, $dst|$dst, $src2}",
1551 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1552 X86_COND_NS, EFLAGS))]>,
1554 def CMOVP16rm : I<0x4A, MRMSrcMem, // if parity, GR16 = [mem16]
1555 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1556 "cmovp{w}\t{$src2, $dst|$dst, $src2}",
1557 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1558 X86_COND_P, EFLAGS))]>,
1560 def CMOVP32rm : I<0x4A, MRMSrcMem, // if parity, GR32 = [mem32]
1561 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1562 "cmovp{l}\t{$src2, $dst|$dst, $src2}",
1563 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1564 X86_COND_P, EFLAGS))]>,
1566 def CMOVNP16rm : I<0x4B, MRMSrcMem, // if !parity, GR16 = [mem16]
1567 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1568 "cmovnp{w}\t{$src2, $dst|$dst, $src2}",
1569 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1570 X86_COND_NP, EFLAGS))]>,
1572 def CMOVNP32rm : I<0x4B, MRMSrcMem, // if !parity, GR32 = [mem32]
1573 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1574 "cmovnp{l}\t{$src2, $dst|$dst, $src2}",
1575 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1576 X86_COND_NP, EFLAGS))]>,
1578 def CMOVO16rm : I<0x40, MRMSrcMem, // if overflow, GR16 = [mem16]
1579 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1580 "cmovo{w}\t{$src2, $dst|$dst, $src2}",
1581 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1582 X86_COND_O, EFLAGS))]>,
1584 def CMOVO32rm : I<0x40, MRMSrcMem, // if overflow, GR32 = [mem32]
1585 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1586 "cmovo{l}\t{$src2, $dst|$dst, $src2}",
1587 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1588 X86_COND_O, EFLAGS))]>,
1590 def CMOVNO16rm : I<0x41, MRMSrcMem, // if !overflow, GR16 = [mem16]
1591 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1592 "cmovno{w}\t{$src2, $dst|$dst, $src2}",
1593 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1594 X86_COND_NO, EFLAGS))]>,
1596 def CMOVNO32rm : I<0x41, MRMSrcMem, // if !overflow, GR32 = [mem32]
1597 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1598 "cmovno{l}\t{$src2, $dst|$dst, $src2}",
1599 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1600 X86_COND_NO, EFLAGS))]>,
1602 } // Predicates = [HasCMov]
1604 // X86 doesn't have 8-bit conditional moves. Use a customInserter to
1605 // emit control flow. An alternative to this is to mark i8 SELECT as Promote,
1606 // however that requires promoting the operands, and can induce additional
1607 // i8 register pressure. Note that CMOV_GR8 is conservatively considered to
1608 // clobber EFLAGS, because if one of the operands is zero, the expansion
1609 // could involve an xor.
1610 let usesCustomInserter = 1, isTwoAddress = 0, Defs = [EFLAGS] in {
1611 def CMOV_GR8 : I<0, Pseudo,
1612 (outs GR8:$dst), (ins GR8:$src1, GR8:$src2, i8imm:$cond),
1613 "#CMOV_GR8 PSEUDO!",
1614 [(set GR8:$dst, (X86cmov GR8:$src1, GR8:$src2,
1615 imm:$cond, EFLAGS))]>;
1617 let Predicates = [NoCMov] in {
1618 def CMOV_GR32 : I<0, Pseudo,
1619 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2, i8imm:$cond),
1620 "#CMOV_GR32* PSEUDO!",
1622 (X86cmov GR32:$src1, GR32:$src2, imm:$cond, EFLAGS))]>;
1623 def CMOV_GR16 : I<0, Pseudo,
1624 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2, i8imm:$cond),
1625 "#CMOV_GR16* PSEUDO!",
1627 (X86cmov GR16:$src1, GR16:$src2, imm:$cond, EFLAGS))]>;
1628 def CMOV_RFP32 : I<0, Pseudo,
1629 (outs RFP32:$dst), (ins RFP32:$src1, RFP32:$src2, i8imm:$cond),
1630 "#CMOV_RFP32 PSEUDO!",
1631 [(set RFP32:$dst, (X86cmov RFP32:$src1, RFP32:$src2, imm:$cond,
1633 def CMOV_RFP64 : I<0, Pseudo,
1634 (outs RFP64:$dst), (ins RFP64:$src1, RFP64:$src2, i8imm:$cond),
1635 "#CMOV_RFP64 PSEUDO!",
1636 [(set RFP64:$dst, (X86cmov RFP64:$src1, RFP64:$src2, imm:$cond,
1638 def CMOV_RFP80 : I<0, Pseudo,
1639 (outs RFP80:$dst), (ins RFP80:$src1, RFP80:$src2, i8imm:$cond),
1640 "#CMOV_RFP80 PSEUDO!",
1641 [(set RFP80:$dst, (X86cmov RFP80:$src1, RFP80:$src2, imm:$cond,
1643 } // Predicates = [NoCMov]
1644 } // UsesCustomInserter = 1, isTwoAddress = 0, Defs = [EFLAGS]
1645 } // Uses = [EFLAGS]
1648 // unary instructions
1649 let CodeSize = 2 in {
1650 let Defs = [EFLAGS] in {
1651 def NEG8r : I<0xF6, MRM3r, (outs GR8 :$dst), (ins GR8 :$src), "neg{b}\t$dst",
1652 [(set GR8:$dst, (ineg GR8:$src)),
1653 (implicit EFLAGS)]>;
1654 def NEG16r : I<0xF7, MRM3r, (outs GR16:$dst), (ins GR16:$src), "neg{w}\t$dst",
1655 [(set GR16:$dst, (ineg GR16:$src)),
1656 (implicit EFLAGS)]>, OpSize;
1657 def NEG32r : I<0xF7, MRM3r, (outs GR32:$dst), (ins GR32:$src), "neg{l}\t$dst",
1658 [(set GR32:$dst, (ineg GR32:$src)),
1659 (implicit EFLAGS)]>;
1660 let isTwoAddress = 0 in {
1661 def NEG8m : I<0xF6, MRM3m, (outs), (ins i8mem :$dst), "neg{b}\t$dst",
1662 [(store (ineg (loadi8 addr:$dst)), addr:$dst),
1663 (implicit EFLAGS)]>;
1664 def NEG16m : I<0xF7, MRM3m, (outs), (ins i16mem:$dst), "neg{w}\t$dst",
1665 [(store (ineg (loadi16 addr:$dst)), addr:$dst),
1666 (implicit EFLAGS)]>, OpSize;
1667 def NEG32m : I<0xF7, MRM3m, (outs), (ins i32mem:$dst), "neg{l}\t$dst",
1668 [(store (ineg (loadi32 addr:$dst)), addr:$dst),
1669 (implicit EFLAGS)]>;
1671 } // Defs = [EFLAGS]
1673 // Match xor -1 to not. Favors these over a move imm + xor to save code size.
1674 let AddedComplexity = 15 in {
1675 def NOT8r : I<0xF6, MRM2r, (outs GR8 :$dst), (ins GR8 :$src), "not{b}\t$dst",
1676 [(set GR8:$dst, (not GR8:$src))]>;
1677 def NOT16r : I<0xF7, MRM2r, (outs GR16:$dst), (ins GR16:$src), "not{w}\t$dst",
1678 [(set GR16:$dst, (not GR16:$src))]>, OpSize;
1679 def NOT32r : I<0xF7, MRM2r, (outs GR32:$dst), (ins GR32:$src), "not{l}\t$dst",
1680 [(set GR32:$dst, (not GR32:$src))]>;
1682 let isTwoAddress = 0 in {
1683 def NOT8m : I<0xF6, MRM2m, (outs), (ins i8mem :$dst), "not{b}\t$dst",
1684 [(store (not (loadi8 addr:$dst)), addr:$dst)]>;
1685 def NOT16m : I<0xF7, MRM2m, (outs), (ins i16mem:$dst), "not{w}\t$dst",
1686 [(store (not (loadi16 addr:$dst)), addr:$dst)]>, OpSize;
1687 def NOT32m : I<0xF7, MRM2m, (outs), (ins i32mem:$dst), "not{l}\t$dst",
1688 [(store (not (loadi32 addr:$dst)), addr:$dst)]>;
1692 // TODO: inc/dec is slow for P4, but fast for Pentium-M.
1693 let Defs = [EFLAGS] in {
1695 def INC8r : I<0xFE, MRM0r, (outs GR8 :$dst), (ins GR8 :$src), "inc{b}\t$dst",
1696 [(set GR8:$dst, EFLAGS, (X86inc_flag GR8:$src))]>;
1698 let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA.
1699 def INC16r : I<0x40, AddRegFrm, (outs GR16:$dst), (ins GR16:$src),
1701 [(set GR16:$dst, EFLAGS, (X86inc_flag GR16:$src))]>,
1702 OpSize, Requires<[In32BitMode]>;
1703 def INC32r : I<0x40, AddRegFrm, (outs GR32:$dst), (ins GR32:$src),
1705 [(set GR32:$dst, EFLAGS, (X86inc_flag GR32:$src))]>,
1706 Requires<[In32BitMode]>;
1708 let isTwoAddress = 0, CodeSize = 2 in {
1709 def INC8m : I<0xFE, MRM0m, (outs), (ins i8mem :$dst), "inc{b}\t$dst",
1710 [(store (add (loadi8 addr:$dst), 1), addr:$dst),
1711 (implicit EFLAGS)]>;
1712 def INC16m : I<0xFF, MRM0m, (outs), (ins i16mem:$dst), "inc{w}\t$dst",
1713 [(store (add (loadi16 addr:$dst), 1), addr:$dst),
1714 (implicit EFLAGS)]>,
1715 OpSize, Requires<[In32BitMode]>;
1716 def INC32m : I<0xFF, MRM0m, (outs), (ins i32mem:$dst), "inc{l}\t$dst",
1717 [(store (add (loadi32 addr:$dst), 1), addr:$dst),
1718 (implicit EFLAGS)]>,
1719 Requires<[In32BitMode]>;
1723 def DEC8r : I<0xFE, MRM1r, (outs GR8 :$dst), (ins GR8 :$src), "dec{b}\t$dst",
1724 [(set GR8:$dst, EFLAGS, (X86dec_flag GR8:$src))]>;
1725 let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA.
1726 def DEC16r : I<0x48, AddRegFrm, (outs GR16:$dst), (ins GR16:$src),
1728 [(set GR16:$dst, EFLAGS, (X86dec_flag GR16:$src))]>,
1729 OpSize, Requires<[In32BitMode]>;
1730 def DEC32r : I<0x48, AddRegFrm, (outs GR32:$dst), (ins GR32:$src),
1732 [(set GR32:$dst, EFLAGS, (X86dec_flag GR32:$src))]>,
1733 Requires<[In32BitMode]>;
1736 let isTwoAddress = 0, CodeSize = 2 in {
1737 def DEC8m : I<0xFE, MRM1m, (outs), (ins i8mem :$dst), "dec{b}\t$dst",
1738 [(store (add (loadi8 addr:$dst), -1), addr:$dst),
1739 (implicit EFLAGS)]>;
1740 def DEC16m : I<0xFF, MRM1m, (outs), (ins i16mem:$dst), "dec{w}\t$dst",
1741 [(store (add (loadi16 addr:$dst), -1), addr:$dst),
1742 (implicit EFLAGS)]>,
1743 OpSize, Requires<[In32BitMode]>;
1744 def DEC32m : I<0xFF, MRM1m, (outs), (ins i32mem:$dst), "dec{l}\t$dst",
1745 [(store (add (loadi32 addr:$dst), -1), addr:$dst),
1746 (implicit EFLAGS)]>,
1747 Requires<[In32BitMode]>;
1749 } // Defs = [EFLAGS]
1751 // Logical operators...
1752 let Defs = [EFLAGS] in {
1753 let isCommutable = 1 in { // X = AND Y, Z --> X = AND Z, Y
1754 def AND8rr : I<0x20, MRMDestReg,
1755 (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
1756 "and{b}\t{$src2, $dst|$dst, $src2}",
1757 [(set GR8:$dst, EFLAGS, (X86and_flag GR8:$src1, GR8:$src2))]>;
1758 def AND16rr : I<0x21, MRMDestReg,
1759 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1760 "and{w}\t{$src2, $dst|$dst, $src2}",
1761 [(set GR16:$dst, EFLAGS, (X86and_flag GR16:$src1,
1762 GR16:$src2))]>, OpSize;
1763 def AND32rr : I<0x21, MRMDestReg,
1764 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1765 "and{l}\t{$src2, $dst|$dst, $src2}",
1766 [(set GR32:$dst, EFLAGS, (X86and_flag GR32:$src1,
1770 // AND instructions with the destination register in REG and the source register
1771 // in R/M. Included for the disassembler.
1772 def AND8rr_REV : I<0x22, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
1773 "and{b}\t{$src2, $dst|$dst, $src2}", []>;
1774 def AND16rr_REV : I<0x23, MRMSrcReg, (outs GR16:$dst),
1775 (ins GR16:$src1, GR16:$src2),
1776 "and{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
1777 def AND32rr_REV : I<0x23, MRMSrcReg, (outs GR32:$dst),
1778 (ins GR32:$src1, GR32:$src2),
1779 "and{l}\t{$src2, $dst|$dst, $src2}", []>;
1781 def AND8rm : I<0x22, MRMSrcMem,
1782 (outs GR8 :$dst), (ins GR8 :$src1, i8mem :$src2),
1783 "and{b}\t{$src2, $dst|$dst, $src2}",
1784 [(set GR8:$dst, EFLAGS, (X86and_flag GR8:$src1,
1785 (loadi8 addr:$src2)))]>;
1786 def AND16rm : I<0x23, MRMSrcMem,
1787 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1788 "and{w}\t{$src2, $dst|$dst, $src2}",
1789 [(set GR16:$dst, EFLAGS, (X86and_flag GR16:$src1,
1790 (loadi16 addr:$src2)))]>,
1792 def AND32rm : I<0x23, MRMSrcMem,
1793 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1794 "and{l}\t{$src2, $dst|$dst, $src2}",
1795 [(set GR32:$dst, EFLAGS, (X86and_flag GR32:$src1,
1796 (loadi32 addr:$src2)))]>;
1798 def AND8ri : Ii8<0x80, MRM4r,
1799 (outs GR8 :$dst), (ins GR8 :$src1, i8imm :$src2),
1800 "and{b}\t{$src2, $dst|$dst, $src2}",
1801 [(set GR8:$dst, EFLAGS, (X86and_flag GR8:$src1,
1803 def AND16ri : Ii16<0x81, MRM4r,
1804 (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
1805 "and{w}\t{$src2, $dst|$dst, $src2}",
1806 [(set GR16:$dst, EFLAGS, (X86and_flag GR16:$src1,
1807 imm:$src2))]>, OpSize;
1808 def AND32ri : Ii32<0x81, MRM4r,
1809 (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
1810 "and{l}\t{$src2, $dst|$dst, $src2}",
1811 [(set GR32:$dst, EFLAGS, (X86and_flag GR32:$src1,
1813 def AND16ri8 : Ii8<0x83, MRM4r,
1814 (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
1815 "and{w}\t{$src2, $dst|$dst, $src2}",
1816 [(set GR16:$dst, EFLAGS, (X86and_flag GR16:$src1,
1817 i16immSExt8:$src2))]>,
1819 def AND32ri8 : Ii8<0x83, MRM4r,
1820 (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
1821 "and{l}\t{$src2, $dst|$dst, $src2}",
1822 [(set GR32:$dst, EFLAGS, (X86and_flag GR32:$src1,
1823 i32immSExt8:$src2))]>;
1825 let isTwoAddress = 0 in {
1826 def AND8mr : I<0x20, MRMDestMem,
1827 (outs), (ins i8mem :$dst, GR8 :$src),
1828 "and{b}\t{$src, $dst|$dst, $src}",
1829 [(store (and (load addr:$dst), GR8:$src), addr:$dst),
1830 (implicit EFLAGS)]>;
1831 def AND16mr : I<0x21, MRMDestMem,
1832 (outs), (ins i16mem:$dst, GR16:$src),
1833 "and{w}\t{$src, $dst|$dst, $src}",
1834 [(store (and (load addr:$dst), GR16:$src), addr:$dst),
1835 (implicit EFLAGS)]>,
1837 def AND32mr : I<0x21, MRMDestMem,
1838 (outs), (ins i32mem:$dst, GR32:$src),
1839 "and{l}\t{$src, $dst|$dst, $src}",
1840 [(store (and (load addr:$dst), GR32:$src), addr:$dst),
1841 (implicit EFLAGS)]>;
1842 def AND8mi : Ii8<0x80, MRM4m,
1843 (outs), (ins i8mem :$dst, i8imm :$src),
1844 "and{b}\t{$src, $dst|$dst, $src}",
1845 [(store (and (loadi8 addr:$dst), imm:$src), addr:$dst),
1846 (implicit EFLAGS)]>;
1847 def AND16mi : Ii16<0x81, MRM4m,
1848 (outs), (ins i16mem:$dst, i16imm:$src),
1849 "and{w}\t{$src, $dst|$dst, $src}",
1850 [(store (and (loadi16 addr:$dst), imm:$src), addr:$dst),
1851 (implicit EFLAGS)]>,
1853 def AND32mi : Ii32<0x81, MRM4m,
1854 (outs), (ins i32mem:$dst, i32imm:$src),
1855 "and{l}\t{$src, $dst|$dst, $src}",
1856 [(store (and (loadi32 addr:$dst), imm:$src), addr:$dst),
1857 (implicit EFLAGS)]>;
1858 def AND16mi8 : Ii8<0x83, MRM4m,
1859 (outs), (ins i16mem:$dst, i16i8imm :$src),
1860 "and{w}\t{$src, $dst|$dst, $src}",
1861 [(store (and (load addr:$dst), i16immSExt8:$src), addr:$dst),
1862 (implicit EFLAGS)]>,
1864 def AND32mi8 : Ii8<0x83, MRM4m,
1865 (outs), (ins i32mem:$dst, i32i8imm :$src),
1866 "and{l}\t{$src, $dst|$dst, $src}",
1867 [(store (and (load addr:$dst), i32immSExt8:$src), addr:$dst),
1868 (implicit EFLAGS)]>;
1870 def AND8i8 : Ii8<0x24, RawFrm, (outs), (ins i8imm:$src),
1871 "and{b}\t{$src, %al|%al, $src}", []>;
1872 def AND16i16 : Ii16<0x25, RawFrm, (outs), (ins i16imm:$src),
1873 "and{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
1874 def AND32i32 : Ii32<0x25, RawFrm, (outs), (ins i32imm:$src),
1875 "and{l}\t{$src, %eax|%eax, $src}", []>;
1880 let isCommutable = 1 in { // X = OR Y, Z --> X = OR Z, Y
1881 def OR8rr : I<0x08, MRMDestReg, (outs GR8 :$dst),
1882 (ins GR8 :$src1, GR8 :$src2),
1883 "or{b}\t{$src2, $dst|$dst, $src2}",
1884 [(set GR8:$dst, EFLAGS, (X86or_flag GR8:$src1, GR8:$src2))]>;
1885 def OR16rr : I<0x09, MRMDestReg, (outs GR16:$dst),
1886 (ins GR16:$src1, GR16:$src2),
1887 "or{w}\t{$src2, $dst|$dst, $src2}",
1888 [(set GR16:$dst, EFLAGS, (X86or_flag GR16:$src1,GR16:$src2))]>,
1890 def OR32rr : I<0x09, MRMDestReg, (outs GR32:$dst),
1891 (ins GR32:$src1, GR32:$src2),
1892 "or{l}\t{$src2, $dst|$dst, $src2}",
1893 [(set GR32:$dst, EFLAGS, (X86or_flag GR32:$src1,GR32:$src2))]>;
1896 // OR instructions with the destination register in REG and the source register
1897 // in R/M. Included for the disassembler.
1898 def OR8rr_REV : I<0x0A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
1899 "or{b}\t{$src2, $dst|$dst, $src2}", []>;
1900 def OR16rr_REV : I<0x0B, MRMSrcReg, (outs GR16:$dst),
1901 (ins GR16:$src1, GR16:$src2),
1902 "or{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
1903 def OR32rr_REV : I<0x0B, MRMSrcReg, (outs GR32:$dst),
1904 (ins GR32:$src1, GR32:$src2),
1905 "or{l}\t{$src2, $dst|$dst, $src2}", []>;
1907 def OR8rm : I<0x0A, MRMSrcMem, (outs GR8 :$dst),
1908 (ins GR8 :$src1, i8mem :$src2),
1909 "or{b}\t{$src2, $dst|$dst, $src2}",
1910 [(set GR8:$dst, EFLAGS, (X86or_flag GR8:$src1,
1911 (load addr:$src2)))]>;
1912 def OR16rm : I<0x0B, MRMSrcMem, (outs GR16:$dst),
1913 (ins GR16:$src1, i16mem:$src2),
1914 "or{w}\t{$src2, $dst|$dst, $src2}",
1915 [(set GR16:$dst, EFLAGS, (X86or_flag GR16:$src1,
1916 (load addr:$src2)))]>,
1918 def OR32rm : I<0x0B, MRMSrcMem, (outs GR32:$dst),
1919 (ins GR32:$src1, i32mem:$src2),
1920 "or{l}\t{$src2, $dst|$dst, $src2}",
1921 [(set GR32:$dst, EFLAGS, (X86or_flag GR32:$src1,
1922 (load addr:$src2)))]>;
1924 def OR8ri : Ii8 <0x80, MRM1r, (outs GR8 :$dst),
1925 (ins GR8 :$src1, i8imm:$src2),
1926 "or{b}\t{$src2, $dst|$dst, $src2}",
1927 [(set GR8:$dst,EFLAGS, (X86or_flag GR8:$src1, imm:$src2))]>;
1928 def OR16ri : Ii16<0x81, MRM1r, (outs GR16:$dst),
1929 (ins GR16:$src1, i16imm:$src2),
1930 "or{w}\t{$src2, $dst|$dst, $src2}",
1931 [(set GR16:$dst, EFLAGS, (X86or_flag GR16:$src1,
1932 imm:$src2))]>, OpSize;
1933 def OR32ri : Ii32<0x81, MRM1r, (outs GR32:$dst),
1934 (ins GR32:$src1, i32imm:$src2),
1935 "or{l}\t{$src2, $dst|$dst, $src2}",
1936 [(set GR32:$dst, EFLAGS, (X86or_flag GR32:$src1,
1939 def OR16ri8 : Ii8<0x83, MRM1r, (outs GR16:$dst),
1940 (ins GR16:$src1, i16i8imm:$src2),
1941 "or{w}\t{$src2, $dst|$dst, $src2}",
1942 [(set GR16:$dst, EFLAGS, (X86or_flag GR16:$src1,
1943 i16immSExt8:$src2))]>, OpSize;
1944 def OR32ri8 : Ii8<0x83, MRM1r, (outs GR32:$dst),
1945 (ins GR32:$src1, i32i8imm:$src2),
1946 "or{l}\t{$src2, $dst|$dst, $src2}",
1947 [(set GR32:$dst, EFLAGS, (X86or_flag GR32:$src1,
1948 i32immSExt8:$src2))]>;
1949 let isTwoAddress = 0 in {
1950 def OR8mr : I<0x08, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
1951 "or{b}\t{$src, $dst|$dst, $src}",
1952 [(store (or (load addr:$dst), GR8:$src), addr:$dst),
1953 (implicit EFLAGS)]>;
1954 def OR16mr : I<0x09, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
1955 "or{w}\t{$src, $dst|$dst, $src}",
1956 [(store (or (load addr:$dst), GR16:$src), addr:$dst),
1957 (implicit EFLAGS)]>, OpSize;
1958 def OR32mr : I<0x09, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
1959 "or{l}\t{$src, $dst|$dst, $src}",
1960 [(store (or (load addr:$dst), GR32:$src), addr:$dst),
1961 (implicit EFLAGS)]>;
1962 def OR8mi : Ii8<0x80, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src),
1963 "or{b}\t{$src, $dst|$dst, $src}",
1964 [(store (or (loadi8 addr:$dst), imm:$src), addr:$dst),
1965 (implicit EFLAGS)]>;
1966 def OR16mi : Ii16<0x81, MRM1m, (outs), (ins i16mem:$dst, i16imm:$src),
1967 "or{w}\t{$src, $dst|$dst, $src}",
1968 [(store (or (loadi16 addr:$dst), imm:$src), addr:$dst),
1969 (implicit EFLAGS)]>,
1971 def OR32mi : Ii32<0x81, MRM1m, (outs), (ins i32mem:$dst, i32imm:$src),
1972 "or{l}\t{$src, $dst|$dst, $src}",
1973 [(store (or (loadi32 addr:$dst), imm:$src), addr:$dst),
1974 (implicit EFLAGS)]>;
1975 def OR16mi8 : Ii8<0x83, MRM1m, (outs), (ins i16mem:$dst, i16i8imm:$src),
1976 "or{w}\t{$src, $dst|$dst, $src}",
1977 [(store (or (load addr:$dst), i16immSExt8:$src), addr:$dst),
1978 (implicit EFLAGS)]>,
1980 def OR32mi8 : Ii8<0x83, MRM1m, (outs), (ins i32mem:$dst, i32i8imm:$src),
1981 "or{l}\t{$src, $dst|$dst, $src}",
1982 [(store (or (load addr:$dst), i32immSExt8:$src), addr:$dst),
1983 (implicit EFLAGS)]>;
1985 def OR8i8 : Ii8 <0x0C, RawFrm, (outs), (ins i8imm:$src),
1986 "or{b}\t{$src, %al|%al, $src}", []>;
1987 def OR16i16 : Ii16 <0x0D, RawFrm, (outs), (ins i16imm:$src),
1988 "or{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
1989 def OR32i32 : Ii32 <0x0D, RawFrm, (outs), (ins i32imm:$src),
1990 "or{l}\t{$src, %eax|%eax, $src}", []>;
1991 } // isTwoAddress = 0
1994 let isCommutable = 1 in { // X = XOR Y, Z --> X = XOR Z, Y
1995 def XOR8rr : I<0x30, MRMDestReg,
1996 (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
1997 "xor{b}\t{$src2, $dst|$dst, $src2}",
1998 [(set GR8:$dst, EFLAGS, (X86xor_flag GR8:$src1,
2000 def XOR16rr : I<0x31, MRMDestReg,
2001 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
2002 "xor{w}\t{$src2, $dst|$dst, $src2}",
2003 [(set GR16:$dst, EFLAGS, (X86xor_flag GR16:$src1,
2004 GR16:$src2))]>, OpSize;
2005 def XOR32rr : I<0x31, MRMDestReg,
2006 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
2007 "xor{l}\t{$src2, $dst|$dst, $src2}",
2008 [(set GR32:$dst, EFLAGS, (X86xor_flag GR32:$src1,
2010 } // isCommutable = 1
2012 // XOR instructions with the destination register in REG and the source register
2013 // in R/M. Included for the disassembler.
2014 def XOR8rr_REV : I<0x32, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
2015 "xor{b}\t{$src2, $dst|$dst, $src2}", []>;
2016 def XOR16rr_REV : I<0x33, MRMSrcReg, (outs GR16:$dst),
2017 (ins GR16:$src1, GR16:$src2),
2018 "xor{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
2019 def XOR32rr_REV : I<0x33, MRMSrcReg, (outs GR32:$dst),
2020 (ins GR32:$src1, GR32:$src2),
2021 "xor{l}\t{$src2, $dst|$dst, $src2}", []>;
2023 def XOR8rm : I<0x32, MRMSrcMem,
2024 (outs GR8 :$dst), (ins GR8:$src1, i8mem :$src2),
2025 "xor{b}\t{$src2, $dst|$dst, $src2}",
2026 [(set GR8:$dst, EFLAGS, (X86xor_flag GR8:$src1,
2027 (load addr:$src2)))]>;
2028 def XOR16rm : I<0x33, MRMSrcMem,
2029 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
2030 "xor{w}\t{$src2, $dst|$dst, $src2}",
2031 [(set GR16:$dst, EFLAGS, (X86xor_flag GR16:$src1,
2032 (load addr:$src2)))]>,
2034 def XOR32rm : I<0x33, MRMSrcMem,
2035 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
2036 "xor{l}\t{$src2, $dst|$dst, $src2}",
2037 [(set GR32:$dst, EFLAGS, (X86xor_flag GR32:$src1,
2038 (load addr:$src2)))]>;
2040 def XOR8ri : Ii8<0x80, MRM6r,
2041 (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
2042 "xor{b}\t{$src2, $dst|$dst, $src2}",
2043 [(set GR8:$dst, EFLAGS, (X86xor_flag GR8:$src1, imm:$src2))]>;
2044 def XOR16ri : Ii16<0x81, MRM6r,
2045 (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
2046 "xor{w}\t{$src2, $dst|$dst, $src2}",
2047 [(set GR16:$dst, EFLAGS, (X86xor_flag GR16:$src1,
2048 imm:$src2))]>, OpSize;
2049 def XOR32ri : Ii32<0x81, MRM6r,
2050 (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
2051 "xor{l}\t{$src2, $dst|$dst, $src2}",
2052 [(set GR32:$dst, EFLAGS, (X86xor_flag GR32:$src1,
2054 def XOR16ri8 : Ii8<0x83, MRM6r,
2055 (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
2056 "xor{w}\t{$src2, $dst|$dst, $src2}",
2057 [(set GR16:$dst, EFLAGS, (X86xor_flag GR16:$src1,
2058 i16immSExt8:$src2))]>,
2060 def XOR32ri8 : Ii8<0x83, MRM6r,
2061 (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
2062 "xor{l}\t{$src2, $dst|$dst, $src2}",
2063 [(set GR32:$dst, EFLAGS, (X86xor_flag GR32:$src1,
2064 i32immSExt8:$src2))]>;
2066 let isTwoAddress = 0 in {
2067 def XOR8mr : I<0x30, MRMDestMem,
2068 (outs), (ins i8mem :$dst, GR8 :$src),
2069 "xor{b}\t{$src, $dst|$dst, $src}",
2070 [(store (xor (load addr:$dst), GR8:$src), addr:$dst),
2071 (implicit EFLAGS)]>;
2072 def XOR16mr : I<0x31, MRMDestMem,
2073 (outs), (ins i16mem:$dst, GR16:$src),
2074 "xor{w}\t{$src, $dst|$dst, $src}",
2075 [(store (xor (load addr:$dst), GR16:$src), addr:$dst),
2076 (implicit EFLAGS)]>,
2078 def XOR32mr : I<0x31, MRMDestMem,
2079 (outs), (ins i32mem:$dst, GR32:$src),
2080 "xor{l}\t{$src, $dst|$dst, $src}",
2081 [(store (xor (load addr:$dst), GR32:$src), addr:$dst),
2082 (implicit EFLAGS)]>;
2083 def XOR8mi : Ii8<0x80, MRM6m,
2084 (outs), (ins i8mem :$dst, i8imm :$src),
2085 "xor{b}\t{$src, $dst|$dst, $src}",
2086 [(store (xor (loadi8 addr:$dst), imm:$src), addr:$dst),
2087 (implicit EFLAGS)]>;
2088 def XOR16mi : Ii16<0x81, MRM6m,
2089 (outs), (ins i16mem:$dst, i16imm:$src),
2090 "xor{w}\t{$src, $dst|$dst, $src}",
2091 [(store (xor (loadi16 addr:$dst), imm:$src), addr:$dst),
2092 (implicit EFLAGS)]>,
2094 def XOR32mi : Ii32<0x81, MRM6m,
2095 (outs), (ins i32mem:$dst, i32imm:$src),
2096 "xor{l}\t{$src, $dst|$dst, $src}",
2097 [(store (xor (loadi32 addr:$dst), imm:$src), addr:$dst),
2098 (implicit EFLAGS)]>;
2099 def XOR16mi8 : Ii8<0x83, MRM6m,
2100 (outs), (ins i16mem:$dst, i16i8imm :$src),
2101 "xor{w}\t{$src, $dst|$dst, $src}",
2102 [(store (xor (load addr:$dst), i16immSExt8:$src), addr:$dst),
2103 (implicit EFLAGS)]>,
2105 def XOR32mi8 : Ii8<0x83, MRM6m,
2106 (outs), (ins i32mem:$dst, i32i8imm :$src),
2107 "xor{l}\t{$src, $dst|$dst, $src}",
2108 [(store (xor (load addr:$dst), i32immSExt8:$src), addr:$dst),
2109 (implicit EFLAGS)]>;
2111 def XOR8i8 : Ii8 <0x34, RawFrm, (outs), (ins i8imm:$src),
2112 "xor{b}\t{$src, %al|%al, $src}", []>;
2113 def XOR16i16 : Ii16<0x35, RawFrm, (outs), (ins i16imm:$src),
2114 "xor{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
2115 def XOR32i32 : Ii32<0x35, RawFrm, (outs), (ins i32imm:$src),
2116 "xor{l}\t{$src, %eax|%eax, $src}", []>;
2117 } // isTwoAddress = 0
2118 } // Defs = [EFLAGS]
2120 // Shift instructions
2121 let Defs = [EFLAGS] in {
2122 let Uses = [CL] in {
2123 def SHL8rCL : I<0xD2, MRM4r, (outs GR8 :$dst), (ins GR8 :$src),
2124 "shl{b}\t{%cl, $dst|$dst, CL}",
2125 [(set GR8:$dst, (shl GR8:$src, CL))]>;
2126 def SHL16rCL : I<0xD3, MRM4r, (outs GR16:$dst), (ins GR16:$src),
2127 "shl{w}\t{%cl, $dst|$dst, CL}",
2128 [(set GR16:$dst, (shl GR16:$src, CL))]>, OpSize;
2129 def SHL32rCL : I<0xD3, MRM4r, (outs GR32:$dst), (ins GR32:$src),
2130 "shl{l}\t{%cl, $dst|$dst, CL}",
2131 [(set GR32:$dst, (shl GR32:$src, CL))]>;
2134 def SHL8ri : Ii8<0xC0, MRM4r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
2135 "shl{b}\t{$src2, $dst|$dst, $src2}",
2136 [(set GR8:$dst, (shl GR8:$src1, (i8 imm:$src2)))]>;
2137 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
2138 def SHL16ri : Ii8<0xC1, MRM4r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
2139 "shl{w}\t{$src2, $dst|$dst, $src2}",
2140 [(set GR16:$dst, (shl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
2141 def SHL32ri : Ii8<0xC1, MRM4r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
2142 "shl{l}\t{$src2, $dst|$dst, $src2}",
2143 [(set GR32:$dst, (shl GR32:$src1, (i8 imm:$src2)))]>;
2145 // NOTE: We don't include patterns for shifts of a register by one, because
2146 // 'add reg,reg' is cheaper.
2148 def SHL8r1 : I<0xD0, MRM4r, (outs GR8:$dst), (ins GR8:$src1),
2149 "shl{b}\t$dst", []>;
2150 def SHL16r1 : I<0xD1, MRM4r, (outs GR16:$dst), (ins GR16:$src1),
2151 "shl{w}\t$dst", []>, OpSize;
2152 def SHL32r1 : I<0xD1, MRM4r, (outs GR32:$dst), (ins GR32:$src1),
2153 "shl{l}\t$dst", []>;
2155 } // isConvertibleToThreeAddress = 1
2157 let isTwoAddress = 0 in {
2158 let Uses = [CL] in {
2159 def SHL8mCL : I<0xD2, MRM4m, (outs), (ins i8mem :$dst),
2160 "shl{b}\t{%cl, $dst|$dst, CL}",
2161 [(store (shl (loadi8 addr:$dst), CL), addr:$dst)]>;
2162 def SHL16mCL : I<0xD3, MRM4m, (outs), (ins i16mem:$dst),
2163 "shl{w}\t{%cl, $dst|$dst, CL}",
2164 [(store (shl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
2165 def SHL32mCL : I<0xD3, MRM4m, (outs), (ins i32mem:$dst),
2166 "shl{l}\t{%cl, $dst|$dst, CL}",
2167 [(store (shl (loadi32 addr:$dst), CL), addr:$dst)]>;
2169 def SHL8mi : Ii8<0xC0, MRM4m, (outs), (ins i8mem :$dst, i8imm:$src),
2170 "shl{b}\t{$src, $dst|$dst, $src}",
2171 [(store (shl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2172 def SHL16mi : Ii8<0xC1, MRM4m, (outs), (ins i16mem:$dst, i8imm:$src),
2173 "shl{w}\t{$src, $dst|$dst, $src}",
2174 [(store (shl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
2176 def SHL32mi : Ii8<0xC1, MRM4m, (outs), (ins i32mem:$dst, i8imm:$src),
2177 "shl{l}\t{$src, $dst|$dst, $src}",
2178 [(store (shl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2181 def SHL8m1 : I<0xD0, MRM4m, (outs), (ins i8mem :$dst),
2183 [(store (shl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
2184 def SHL16m1 : I<0xD1, MRM4m, (outs), (ins i16mem:$dst),
2186 [(store (shl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
2188 def SHL32m1 : I<0xD1, MRM4m, (outs), (ins i32mem:$dst),
2190 [(store (shl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
2193 let Uses = [CL] in {
2194 def SHR8rCL : I<0xD2, MRM5r, (outs GR8 :$dst), (ins GR8 :$src),
2195 "shr{b}\t{%cl, $dst|$dst, CL}",
2196 [(set GR8:$dst, (srl GR8:$src, CL))]>;
2197 def SHR16rCL : I<0xD3, MRM5r, (outs GR16:$dst), (ins GR16:$src),
2198 "shr{w}\t{%cl, $dst|$dst, CL}",
2199 [(set GR16:$dst, (srl GR16:$src, CL))]>, OpSize;
2200 def SHR32rCL : I<0xD3, MRM5r, (outs GR32:$dst), (ins GR32:$src),
2201 "shr{l}\t{%cl, $dst|$dst, CL}",
2202 [(set GR32:$dst, (srl GR32:$src, CL))]>;
2205 def SHR8ri : Ii8<0xC0, MRM5r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
2206 "shr{b}\t{$src2, $dst|$dst, $src2}",
2207 [(set GR8:$dst, (srl GR8:$src1, (i8 imm:$src2)))]>;
2208 def SHR16ri : Ii8<0xC1, MRM5r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
2209 "shr{w}\t{$src2, $dst|$dst, $src2}",
2210 [(set GR16:$dst, (srl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
2211 def SHR32ri : Ii8<0xC1, MRM5r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
2212 "shr{l}\t{$src2, $dst|$dst, $src2}",
2213 [(set GR32:$dst, (srl GR32:$src1, (i8 imm:$src2)))]>;
2216 def SHR8r1 : I<0xD0, MRM5r, (outs GR8:$dst), (ins GR8:$src1),
2218 [(set GR8:$dst, (srl GR8:$src1, (i8 1)))]>;
2219 def SHR16r1 : I<0xD1, MRM5r, (outs GR16:$dst), (ins GR16:$src1),
2221 [(set GR16:$dst, (srl GR16:$src1, (i8 1)))]>, OpSize;
2222 def SHR32r1 : I<0xD1, MRM5r, (outs GR32:$dst), (ins GR32:$src1),
2224 [(set GR32:$dst, (srl GR32:$src1, (i8 1)))]>;
2226 let isTwoAddress = 0 in {
2227 let Uses = [CL] in {
2228 def SHR8mCL : I<0xD2, MRM5m, (outs), (ins i8mem :$dst),
2229 "shr{b}\t{%cl, $dst|$dst, CL}",
2230 [(store (srl (loadi8 addr:$dst), CL), addr:$dst)]>;
2231 def SHR16mCL : I<0xD3, MRM5m, (outs), (ins i16mem:$dst),
2232 "shr{w}\t{%cl, $dst|$dst, CL}",
2233 [(store (srl (loadi16 addr:$dst), CL), addr:$dst)]>,
2235 def SHR32mCL : I<0xD3, MRM5m, (outs), (ins i32mem:$dst),
2236 "shr{l}\t{%cl, $dst|$dst, CL}",
2237 [(store (srl (loadi32 addr:$dst), CL), addr:$dst)]>;
2239 def SHR8mi : Ii8<0xC0, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src),
2240 "shr{b}\t{$src, $dst|$dst, $src}",
2241 [(store (srl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2242 def SHR16mi : Ii8<0xC1, MRM5m, (outs), (ins i16mem:$dst, i8imm:$src),
2243 "shr{w}\t{$src, $dst|$dst, $src}",
2244 [(store (srl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
2246 def SHR32mi : Ii8<0xC1, MRM5m, (outs), (ins i32mem:$dst, i8imm:$src),
2247 "shr{l}\t{$src, $dst|$dst, $src}",
2248 [(store (srl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2251 def SHR8m1 : I<0xD0, MRM5m, (outs), (ins i8mem :$dst),
2253 [(store (srl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
2254 def SHR16m1 : I<0xD1, MRM5m, (outs), (ins i16mem:$dst),
2256 [(store (srl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,OpSize;
2257 def SHR32m1 : I<0xD1, MRM5m, (outs), (ins i32mem:$dst),
2259 [(store (srl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
2262 let Uses = [CL] in {
2263 def SAR8rCL : I<0xD2, MRM7r, (outs GR8 :$dst), (ins GR8 :$src),
2264 "sar{b}\t{%cl, $dst|$dst, CL}",
2265 [(set GR8:$dst, (sra GR8:$src, CL))]>;
2266 def SAR16rCL : I<0xD3, MRM7r, (outs GR16:$dst), (ins GR16:$src),
2267 "sar{w}\t{%cl, $dst|$dst, CL}",
2268 [(set GR16:$dst, (sra GR16:$src, CL))]>, OpSize;
2269 def SAR32rCL : I<0xD3, MRM7r, (outs GR32:$dst), (ins GR32:$src),
2270 "sar{l}\t{%cl, $dst|$dst, CL}",
2271 [(set GR32:$dst, (sra GR32:$src, CL))]>;
2274 def SAR8ri : Ii8<0xC0, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
2275 "sar{b}\t{$src2, $dst|$dst, $src2}",
2276 [(set GR8:$dst, (sra GR8:$src1, (i8 imm:$src2)))]>;
2277 def SAR16ri : Ii8<0xC1, MRM7r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
2278 "sar{w}\t{$src2, $dst|$dst, $src2}",
2279 [(set GR16:$dst, (sra GR16:$src1, (i8 imm:$src2)))]>,
2281 def SAR32ri : Ii8<0xC1, MRM7r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
2282 "sar{l}\t{$src2, $dst|$dst, $src2}",
2283 [(set GR32:$dst, (sra GR32:$src1, (i8 imm:$src2)))]>;
2286 def SAR8r1 : I<0xD0, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1),
2288 [(set GR8:$dst, (sra GR8:$src1, (i8 1)))]>;
2289 def SAR16r1 : I<0xD1, MRM7r, (outs GR16:$dst), (ins GR16:$src1),
2291 [(set GR16:$dst, (sra GR16:$src1, (i8 1)))]>, OpSize;
2292 def SAR32r1 : I<0xD1, MRM7r, (outs GR32:$dst), (ins GR32:$src1),
2294 [(set GR32:$dst, (sra GR32:$src1, (i8 1)))]>;
2296 let isTwoAddress = 0 in {
2297 let Uses = [CL] in {
2298 def SAR8mCL : I<0xD2, MRM7m, (outs), (ins i8mem :$dst),
2299 "sar{b}\t{%cl, $dst|$dst, CL}",
2300 [(store (sra (loadi8 addr:$dst), CL), addr:$dst)]>;
2301 def SAR16mCL : I<0xD3, MRM7m, (outs), (ins i16mem:$dst),
2302 "sar{w}\t{%cl, $dst|$dst, CL}",
2303 [(store (sra (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
2304 def SAR32mCL : I<0xD3, MRM7m, (outs), (ins i32mem:$dst),
2305 "sar{l}\t{%cl, $dst|$dst, CL}",
2306 [(store (sra (loadi32 addr:$dst), CL), addr:$dst)]>;
2308 def SAR8mi : Ii8<0xC0, MRM7m, (outs), (ins i8mem :$dst, i8imm:$src),
2309 "sar{b}\t{$src, $dst|$dst, $src}",
2310 [(store (sra (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2311 def SAR16mi : Ii8<0xC1, MRM7m, (outs), (ins i16mem:$dst, i8imm:$src),
2312 "sar{w}\t{$src, $dst|$dst, $src}",
2313 [(store (sra (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
2315 def SAR32mi : Ii8<0xC1, MRM7m, (outs), (ins i32mem:$dst, i8imm:$src),
2316 "sar{l}\t{$src, $dst|$dst, $src}",
2317 [(store (sra (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2320 def SAR8m1 : I<0xD0, MRM7m, (outs), (ins i8mem :$dst),
2322 [(store (sra (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
2323 def SAR16m1 : I<0xD1, MRM7m, (outs), (ins i16mem:$dst),
2325 [(store (sra (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
2327 def SAR32m1 : I<0xD1, MRM7m, (outs), (ins i32mem:$dst),
2329 [(store (sra (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
2332 // Rotate instructions
2334 def RCL8r1 : I<0xD0, MRM2r, (outs GR8:$dst), (ins GR8:$src),
2335 "rcl{b}\t{1, $dst|$dst, 1}", []>;
2336 let Uses = [CL] in {
2337 def RCL8rCL : I<0xD2, MRM2r, (outs GR8:$dst), (ins GR8:$src),
2338 "rcl{b}\t{%cl, $dst|$dst, CL}", []>;
2340 def RCL8ri : Ii8<0xC0, MRM2r, (outs GR8:$dst), (ins GR8:$src, i8imm:$cnt),
2341 "rcl{b}\t{$cnt, $dst|$dst, $cnt}", []>;
2343 def RCL16r1 : I<0xD1, MRM2r, (outs GR16:$dst), (ins GR16:$src),
2344 "rcl{w}\t{1, $dst|$dst, 1}", []>, OpSize;
2345 let Uses = [CL] in {
2346 def RCL16rCL : I<0xD3, MRM2r, (outs GR16:$dst), (ins GR16:$src),
2347 "rcl{w}\t{%cl, $dst|$dst, CL}", []>, OpSize;
2349 def RCL16ri : Ii8<0xC1, MRM2r, (outs GR16:$dst), (ins GR16:$src, i8imm:$cnt),
2350 "rcl{w}\t{$cnt, $dst|$dst, $cnt}", []>, OpSize;
2352 def RCL32r1 : I<0xD1, MRM2r, (outs GR32:$dst), (ins GR32:$src),
2353 "rcl{l}\t{1, $dst|$dst, 1}", []>;
2354 let Uses = [CL] in {
2355 def RCL32rCL : I<0xD3, MRM2r, (outs GR32:$dst), (ins GR32:$src),
2356 "rcl{l}\t{%cl, $dst|$dst, CL}", []>;
2358 def RCL32ri : Ii8<0xC1, MRM2r, (outs GR32:$dst), (ins GR32:$src, i8imm:$cnt),
2359 "rcl{l}\t{$cnt, $dst|$dst, $cnt}", []>;
2361 def RCR8r1 : I<0xD0, MRM3r, (outs GR8:$dst), (ins GR8:$src),
2362 "rcr{b}\t{1, $dst|$dst, 1}", []>;
2363 let Uses = [CL] in {
2364 def RCR8rCL : I<0xD2, MRM3r, (outs GR8:$dst), (ins GR8:$src),
2365 "rcr{b}\t{%cl, $dst|$dst, CL}", []>;
2367 def RCR8ri : Ii8<0xC0, MRM3r, (outs GR8:$dst), (ins GR8:$src, i8imm:$cnt),
2368 "rcr{b}\t{$cnt, $dst|$dst, $cnt}", []>;
2370 def RCR16r1 : I<0xD1, MRM3r, (outs GR16:$dst), (ins GR16:$src),
2371 "rcr{w}\t{1, $dst|$dst, 1}", []>, OpSize;
2372 let Uses = [CL] in {
2373 def RCR16rCL : I<0xD3, MRM3r, (outs GR16:$dst), (ins GR16:$src),
2374 "rcr{w}\t{%cl, $dst|$dst, CL}", []>, OpSize;
2376 def RCR16ri : Ii8<0xC1, MRM3r, (outs GR16:$dst), (ins GR16:$src, i8imm:$cnt),
2377 "rcr{w}\t{$cnt, $dst|$dst, $cnt}", []>, OpSize;
2379 def RCR32r1 : I<0xD1, MRM3r, (outs GR32:$dst), (ins GR32:$src),
2380 "rcr{l}\t{1, $dst|$dst, 1}", []>;
2381 let Uses = [CL] in {
2382 def RCR32rCL : I<0xD3, MRM3r, (outs GR32:$dst), (ins GR32:$src),
2383 "rcr{l}\t{%cl, $dst|$dst, CL}", []>;
2385 def RCR32ri : Ii8<0xC1, MRM3r, (outs GR32:$dst), (ins GR32:$src, i8imm:$cnt),
2386 "rcr{l}\t{$cnt, $dst|$dst, $cnt}", []>;
2388 let isTwoAddress = 0 in {
2389 def RCL8m1 : I<0xD0, MRM2m, (outs), (ins i8mem:$dst),
2390 "rcl{b}\t{1, $dst|$dst, 1}", []>;
2391 def RCL8mi : Ii8<0xC0, MRM2m, (outs), (ins i8mem:$dst, i8imm:$cnt),
2392 "rcl{b}\t{$cnt, $dst|$dst, $cnt}", []>;
2393 def RCL16m1 : I<0xD1, MRM2m, (outs), (ins i16mem:$dst),
2394 "rcl{w}\t{1, $dst|$dst, 1}", []>, OpSize;
2395 def RCL16mi : Ii8<0xC1, MRM2m, (outs), (ins i16mem:$dst, i8imm:$cnt),
2396 "rcl{w}\t{$cnt, $dst|$dst, $cnt}", []>, OpSize;
2397 def RCL32m1 : I<0xD1, MRM2m, (outs), (ins i32mem:$dst),
2398 "rcl{l}\t{1, $dst|$dst, 1}", []>;
2399 def RCL32mi : Ii8<0xC1, MRM2m, (outs), (ins i32mem:$dst, i8imm:$cnt),
2400 "rcl{l}\t{$cnt, $dst|$dst, $cnt}", []>;
2401 def RCR8m1 : I<0xD0, MRM3m, (outs), (ins i8mem:$dst),
2402 "rcr{b}\t{1, $dst|$dst, 1}", []>;
2403 def RCR8mi : Ii8<0xC0, MRM3m, (outs), (ins i8mem:$dst, i8imm:$cnt),
2404 "rcr{b}\t{$cnt, $dst|$dst, $cnt}", []>;
2405 def RCR16m1 : I<0xD1, MRM3m, (outs), (ins i16mem:$dst),
2406 "rcr{w}\t{1, $dst|$dst, 1}", []>, OpSize;
2407 def RCR16mi : Ii8<0xC1, MRM3m, (outs), (ins i16mem:$dst, i8imm:$cnt),
2408 "rcr{w}\t{$cnt, $dst|$dst, $cnt}", []>, OpSize;
2409 def RCR32m1 : I<0xD1, MRM3m, (outs), (ins i32mem:$dst),
2410 "rcr{l}\t{1, $dst|$dst, 1}", []>;
2411 def RCR32mi : Ii8<0xC1, MRM3m, (outs), (ins i32mem:$dst, i8imm:$cnt),
2412 "rcr{l}\t{$cnt, $dst|$dst, $cnt}", []>;
2414 let Uses = [CL] in {
2415 def RCL8mCL : I<0xD2, MRM2m, (outs), (ins i8mem:$dst),
2416 "rcl{b}\t{%cl, $dst|$dst, CL}", []>;
2417 def RCL16mCL : I<0xD3, MRM2m, (outs), (ins i16mem:$dst),
2418 "rcl{w}\t{%cl, $dst|$dst, CL}", []>, OpSize;
2419 def RCL32mCL : I<0xD3, MRM2m, (outs), (ins i32mem:$dst),
2420 "rcl{l}\t{%cl, $dst|$dst, CL}", []>;
2421 def RCR8mCL : I<0xD2, MRM3m, (outs), (ins i8mem:$dst),
2422 "rcr{b}\t{%cl, $dst|$dst, CL}", []>;
2423 def RCR16mCL : I<0xD3, MRM3m, (outs), (ins i16mem:$dst),
2424 "rcr{w}\t{%cl, $dst|$dst, CL}", []>, OpSize;
2425 def RCR32mCL : I<0xD3, MRM3m, (outs), (ins i32mem:$dst),
2426 "rcr{l}\t{%cl, $dst|$dst, CL}", []>;
2430 // FIXME: provide shorter instructions when imm8 == 1
2431 let Uses = [CL] in {
2432 def ROL8rCL : I<0xD2, MRM0r, (outs GR8 :$dst), (ins GR8 :$src),
2433 "rol{b}\t{%cl, $dst|$dst, CL}",
2434 [(set GR8:$dst, (rotl GR8:$src, CL))]>;
2435 def ROL16rCL : I<0xD3, MRM0r, (outs GR16:$dst), (ins GR16:$src),
2436 "rol{w}\t{%cl, $dst|$dst, CL}",
2437 [(set GR16:$dst, (rotl GR16:$src, CL))]>, OpSize;
2438 def ROL32rCL : I<0xD3, MRM0r, (outs GR32:$dst), (ins GR32:$src),
2439 "rol{l}\t{%cl, $dst|$dst, CL}",
2440 [(set GR32:$dst, (rotl GR32:$src, CL))]>;
2443 def ROL8ri : Ii8<0xC0, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
2444 "rol{b}\t{$src2, $dst|$dst, $src2}",
2445 [(set GR8:$dst, (rotl GR8:$src1, (i8 imm:$src2)))]>;
2446 def ROL16ri : Ii8<0xC1, MRM0r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
2447 "rol{w}\t{$src2, $dst|$dst, $src2}",
2448 [(set GR16:$dst, (rotl GR16:$src1, (i8 imm:$src2)))]>,
2450 def ROL32ri : Ii8<0xC1, MRM0r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
2451 "rol{l}\t{$src2, $dst|$dst, $src2}",
2452 [(set GR32:$dst, (rotl GR32:$src1, (i8 imm:$src2)))]>;
2455 def ROL8r1 : I<0xD0, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1),
2457 [(set GR8:$dst, (rotl GR8:$src1, (i8 1)))]>;
2458 def ROL16r1 : I<0xD1, MRM0r, (outs GR16:$dst), (ins GR16:$src1),
2460 [(set GR16:$dst, (rotl GR16:$src1, (i8 1)))]>, OpSize;
2461 def ROL32r1 : I<0xD1, MRM0r, (outs GR32:$dst), (ins GR32:$src1),
2463 [(set GR32:$dst, (rotl GR32:$src1, (i8 1)))]>;
2465 let isTwoAddress = 0 in {
2466 let Uses = [CL] in {
2467 def ROL8mCL : I<0xD2, MRM0m, (outs), (ins i8mem :$dst),
2468 "rol{b}\t{%cl, $dst|$dst, CL}",
2469 [(store (rotl (loadi8 addr:$dst), CL), addr:$dst)]>;
2470 def ROL16mCL : I<0xD3, MRM0m, (outs), (ins i16mem:$dst),
2471 "rol{w}\t{%cl, $dst|$dst, CL}",
2472 [(store (rotl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
2473 def ROL32mCL : I<0xD3, MRM0m, (outs), (ins i32mem:$dst),
2474 "rol{l}\t{%cl, $dst|$dst, CL}",
2475 [(store (rotl (loadi32 addr:$dst), CL), addr:$dst)]>;
2477 def ROL8mi : Ii8<0xC0, MRM0m, (outs), (ins i8mem :$dst, i8imm:$src),
2478 "rol{b}\t{$src, $dst|$dst, $src}",
2479 [(store (rotl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2480 def ROL16mi : Ii8<0xC1, MRM0m, (outs), (ins i16mem:$dst, i8imm:$src),
2481 "rol{w}\t{$src, $dst|$dst, $src}",
2482 [(store (rotl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
2484 def ROL32mi : Ii8<0xC1, MRM0m, (outs), (ins i32mem:$dst, i8imm:$src),
2485 "rol{l}\t{$src, $dst|$dst, $src}",
2486 [(store (rotl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2489 def ROL8m1 : I<0xD0, MRM0m, (outs), (ins i8mem :$dst),
2491 [(store (rotl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
2492 def ROL16m1 : I<0xD1, MRM0m, (outs), (ins i16mem:$dst),
2494 [(store (rotl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
2496 def ROL32m1 : I<0xD1, MRM0m, (outs), (ins i32mem:$dst),
2498 [(store (rotl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
2501 let Uses = [CL] in {
2502 def ROR8rCL : I<0xD2, MRM1r, (outs GR8 :$dst), (ins GR8 :$src),
2503 "ror{b}\t{%cl, $dst|$dst, CL}",
2504 [(set GR8:$dst, (rotr GR8:$src, CL))]>;
2505 def ROR16rCL : I<0xD3, MRM1r, (outs GR16:$dst), (ins GR16:$src),
2506 "ror{w}\t{%cl, $dst|$dst, CL}",
2507 [(set GR16:$dst, (rotr GR16:$src, CL))]>, OpSize;
2508 def ROR32rCL : I<0xD3, MRM1r, (outs GR32:$dst), (ins GR32:$src),
2509 "ror{l}\t{%cl, $dst|$dst, CL}",
2510 [(set GR32:$dst, (rotr GR32:$src, CL))]>;
2513 def ROR8ri : Ii8<0xC0, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
2514 "ror{b}\t{$src2, $dst|$dst, $src2}",
2515 [(set GR8:$dst, (rotr GR8:$src1, (i8 imm:$src2)))]>;
2516 def ROR16ri : Ii8<0xC1, MRM1r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
2517 "ror{w}\t{$src2, $dst|$dst, $src2}",
2518 [(set GR16:$dst, (rotr GR16:$src1, (i8 imm:$src2)))]>,
2520 def ROR32ri : Ii8<0xC1, MRM1r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
2521 "ror{l}\t{$src2, $dst|$dst, $src2}",
2522 [(set GR32:$dst, (rotr GR32:$src1, (i8 imm:$src2)))]>;
2525 def ROR8r1 : I<0xD0, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1),
2527 [(set GR8:$dst, (rotr GR8:$src1, (i8 1)))]>;
2528 def ROR16r1 : I<0xD1, MRM1r, (outs GR16:$dst), (ins GR16:$src1),
2530 [(set GR16:$dst, (rotr GR16:$src1, (i8 1)))]>, OpSize;
2531 def ROR32r1 : I<0xD1, MRM1r, (outs GR32:$dst), (ins GR32:$src1),
2533 [(set GR32:$dst, (rotr GR32:$src1, (i8 1)))]>;
2535 let isTwoAddress = 0 in {
2536 let Uses = [CL] in {
2537 def ROR8mCL : I<0xD2, MRM1m, (outs), (ins i8mem :$dst),
2538 "ror{b}\t{%cl, $dst|$dst, CL}",
2539 [(store (rotr (loadi8 addr:$dst), CL), addr:$dst)]>;
2540 def ROR16mCL : I<0xD3, MRM1m, (outs), (ins i16mem:$dst),
2541 "ror{w}\t{%cl, $dst|$dst, CL}",
2542 [(store (rotr (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
2543 def ROR32mCL : I<0xD3, MRM1m, (outs), (ins i32mem:$dst),
2544 "ror{l}\t{%cl, $dst|$dst, CL}",
2545 [(store (rotr (loadi32 addr:$dst), CL), addr:$dst)]>;
2547 def ROR8mi : Ii8<0xC0, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src),
2548 "ror{b}\t{$src, $dst|$dst, $src}",
2549 [(store (rotr (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2550 def ROR16mi : Ii8<0xC1, MRM1m, (outs), (ins i16mem:$dst, i8imm:$src),
2551 "ror{w}\t{$src, $dst|$dst, $src}",
2552 [(store (rotr (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
2554 def ROR32mi : Ii8<0xC1, MRM1m, (outs), (ins i32mem:$dst, i8imm:$src),
2555 "ror{l}\t{$src, $dst|$dst, $src}",
2556 [(store (rotr (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
2559 def ROR8m1 : I<0xD0, MRM1m, (outs), (ins i8mem :$dst),
2561 [(store (rotr (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
2562 def ROR16m1 : I<0xD1, MRM1m, (outs), (ins i16mem:$dst),
2564 [(store (rotr (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
2566 def ROR32m1 : I<0xD1, MRM1m, (outs), (ins i32mem:$dst),
2568 [(store (rotr (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
2573 // Double shift instructions (generalizations of rotate)
2574 let Uses = [CL] in {
2575 def SHLD32rrCL : I<0xA5, MRMDestReg, (outs GR32:$dst),
2576 (ins GR32:$src1, GR32:$src2),
2577 "shld{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2578 [(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2, CL))]>, TB;
2579 def SHRD32rrCL : I<0xAD, MRMDestReg, (outs GR32:$dst),
2580 (ins GR32:$src1, GR32:$src2),
2581 "shrd{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2582 [(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2, CL))]>, TB;
2583 def SHLD16rrCL : I<0xA5, MRMDestReg, (outs GR16:$dst),
2584 (ins GR16:$src1, GR16:$src2),
2585 "shld{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2586 [(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2, CL))]>,
2588 def SHRD16rrCL : I<0xAD, MRMDestReg, (outs GR16:$dst),
2589 (ins GR16:$src1, GR16:$src2),
2590 "shrd{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2591 [(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2, CL))]>,
2595 let isCommutable = 1 in { // These instructions commute to each other.
2596 def SHLD32rri8 : Ii8<0xA4, MRMDestReg,
2598 (ins GR32:$src1, GR32:$src2, i8imm:$src3),
2599 "shld{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2600 [(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2,
2603 def SHRD32rri8 : Ii8<0xAC, MRMDestReg,
2605 (ins GR32:$src1, GR32:$src2, i8imm:$src3),
2606 "shrd{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2607 [(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2,
2610 def SHLD16rri8 : Ii8<0xA4, MRMDestReg,
2612 (ins GR16:$src1, GR16:$src2, i8imm:$src3),
2613 "shld{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2614 [(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2,
2617 def SHRD16rri8 : Ii8<0xAC, MRMDestReg,
2619 (ins GR16:$src1, GR16:$src2, i8imm:$src3),
2620 "shrd{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2621 [(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2,
2626 let isTwoAddress = 0 in {
2627 let Uses = [CL] in {
2628 def SHLD32mrCL : I<0xA5, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2629 "shld{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2630 [(store (X86shld (loadi32 addr:$dst), GR32:$src2, CL),
2632 def SHRD32mrCL : I<0xAD, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2633 "shrd{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2634 [(store (X86shrd (loadi32 addr:$dst), GR32:$src2, CL),
2637 def SHLD32mri8 : Ii8<0xA4, MRMDestMem,
2638 (outs), (ins i32mem:$dst, GR32:$src2, i8imm:$src3),
2639 "shld{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2640 [(store (X86shld (loadi32 addr:$dst), GR32:$src2,
2641 (i8 imm:$src3)), addr:$dst)]>,
2643 def SHRD32mri8 : Ii8<0xAC, MRMDestMem,
2644 (outs), (ins i32mem:$dst, GR32:$src2, i8imm:$src3),
2645 "shrd{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2646 [(store (X86shrd (loadi32 addr:$dst), GR32:$src2,
2647 (i8 imm:$src3)), addr:$dst)]>,
2650 let Uses = [CL] in {
2651 def SHLD16mrCL : I<0xA5, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2652 "shld{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2653 [(store (X86shld (loadi16 addr:$dst), GR16:$src2, CL),
2654 addr:$dst)]>, TB, OpSize;
2655 def SHRD16mrCL : I<0xAD, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2656 "shrd{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
2657 [(store (X86shrd (loadi16 addr:$dst), GR16:$src2, CL),
2658 addr:$dst)]>, TB, OpSize;
2660 def SHLD16mri8 : Ii8<0xA4, MRMDestMem,
2661 (outs), (ins i16mem:$dst, GR16:$src2, i8imm:$src3),
2662 "shld{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2663 [(store (X86shld (loadi16 addr:$dst), GR16:$src2,
2664 (i8 imm:$src3)), addr:$dst)]>,
2666 def SHRD16mri8 : Ii8<0xAC, MRMDestMem,
2667 (outs), (ins i16mem:$dst, GR16:$src2, i8imm:$src3),
2668 "shrd{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2669 [(store (X86shrd (loadi16 addr:$dst), GR16:$src2,
2670 (i8 imm:$src3)), addr:$dst)]>,
2673 } // Defs = [EFLAGS]
2677 let Defs = [EFLAGS] in {
2678 let isCommutable = 1 in { // X = ADD Y, Z --> X = ADD Z, Y
2679 // Register-Register Addition
2680 def ADD8rr : I<0x00, MRMDestReg, (outs GR8 :$dst),
2681 (ins GR8 :$src1, GR8 :$src2),
2682 "add{b}\t{$src2, $dst|$dst, $src2}",
2683 [(set GR8:$dst, EFLAGS, (X86add_flag GR8:$src1, GR8:$src2))]>;
2685 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
2686 // Register-Register Addition
2687 def ADD16rr : I<0x01, MRMDestReg, (outs GR16:$dst),
2688 (ins GR16:$src1, GR16:$src2),
2689 "add{w}\t{$src2, $dst|$dst, $src2}",
2690 [(set GR16:$dst, EFLAGS, (X86add_flag GR16:$src1,
2691 GR16:$src2))]>, OpSize;
2692 def ADD32rr : I<0x01, MRMDestReg, (outs GR32:$dst),
2693 (ins GR32:$src1, GR32:$src2),
2694 "add{l}\t{$src2, $dst|$dst, $src2}",
2695 [(set GR32:$dst, EFLAGS, (X86add_flag GR32:$src1,
2697 } // end isConvertibleToThreeAddress
2698 } // end isCommutable
2700 // These are alternate spellings for use by the disassembler, we mark them as
2701 // code gen only to ensure they aren't matched by the assembler.
2702 let isCodeGenOnly = 1 in {
2703 def ADD8rr_alt: I<0x02, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
2704 "add{b}\t{$src2, $dst|$dst, $src2}", []>;
2705 def ADD16rr_alt: I<0x03, MRMSrcReg,(outs GR16:$dst),(ins GR16:$src1, GR16:$src2),
2706 "add{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
2707 def ADD32rr_alt: I<0x03, MRMSrcReg,(outs GR16:$dst),(ins GR16:$src1, GR16:$src2),
2708 "add{l}\t{$src2, $dst|$dst, $src2}", []>;
2711 // Register-Memory Addition
2712 def ADD8rm : I<0x02, MRMSrcMem, (outs GR8 :$dst),
2713 (ins GR8 :$src1, i8mem :$src2),
2714 "add{b}\t{$src2, $dst|$dst, $src2}",
2715 [(set GR8:$dst, EFLAGS, (X86add_flag GR8:$src1,
2716 (load addr:$src2)))]>;
2717 def ADD16rm : I<0x03, MRMSrcMem, (outs GR16:$dst),
2718 (ins GR16:$src1, i16mem:$src2),
2719 "add{w}\t{$src2, $dst|$dst, $src2}",
2720 [(set GR16:$dst, EFLAGS, (X86add_flag GR16:$src1,
2721 (load addr:$src2)))]>, OpSize;
2722 def ADD32rm : I<0x03, MRMSrcMem, (outs GR32:$dst),
2723 (ins GR32:$src1, i32mem:$src2),
2724 "add{l}\t{$src2, $dst|$dst, $src2}",
2725 [(set GR32:$dst, EFLAGS, (X86add_flag GR32:$src1,
2726 (load addr:$src2)))]>;
2728 // Register-Integer Addition
2729 def ADD8ri : Ii8<0x80, MRM0r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
2730 "add{b}\t{$src2, $dst|$dst, $src2}",
2731 [(set GR8:$dst, EFLAGS,
2732 (X86add_flag GR8:$src1, imm:$src2))]>;
2734 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
2735 // Register-Integer Addition
2736 def ADD16ri : Ii16<0x81, MRM0r, (outs GR16:$dst),
2737 (ins GR16:$src1, i16imm:$src2),
2738 "add{w}\t{$src2, $dst|$dst, $src2}",
2739 [(set GR16:$dst, EFLAGS,
2740 (X86add_flag GR16:$src1, imm:$src2))]>, OpSize;
2741 def ADD32ri : Ii32<0x81, MRM0r, (outs GR32:$dst),
2742 (ins GR32:$src1, i32imm:$src2),
2743 "add{l}\t{$src2, $dst|$dst, $src2}",
2744 [(set GR32:$dst, EFLAGS,
2745 (X86add_flag GR32:$src1, imm:$src2))]>;
2746 def ADD16ri8 : Ii8<0x83, MRM0r, (outs GR16:$dst),
2747 (ins GR16:$src1, i16i8imm:$src2),
2748 "add{w}\t{$src2, $dst|$dst, $src2}",
2749 [(set GR16:$dst, EFLAGS,
2750 (X86add_flag GR16:$src1, i16immSExt8:$src2))]>, OpSize;
2751 def ADD32ri8 : Ii8<0x83, MRM0r, (outs GR32:$dst),
2752 (ins GR32:$src1, i32i8imm:$src2),
2753 "add{l}\t{$src2, $dst|$dst, $src2}",
2754 [(set GR32:$dst, EFLAGS,
2755 (X86add_flag GR32:$src1, i32immSExt8:$src2))]>;
2758 let isTwoAddress = 0 in {
2759 // Memory-Register Addition
2760 def ADD8mr : I<0x00, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
2761 "add{b}\t{$src2, $dst|$dst, $src2}",
2762 [(store (add (load addr:$dst), GR8:$src2), addr:$dst),
2763 (implicit EFLAGS)]>;
2764 def ADD16mr : I<0x01, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2765 "add{w}\t{$src2, $dst|$dst, $src2}",
2766 [(store (add (load addr:$dst), GR16:$src2), addr:$dst),
2767 (implicit EFLAGS)]>, OpSize;
2768 def ADD32mr : I<0x01, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2769 "add{l}\t{$src2, $dst|$dst, $src2}",
2770 [(store (add (load addr:$dst), GR32:$src2), addr:$dst),
2771 (implicit EFLAGS)]>;
2772 def ADD8mi : Ii8<0x80, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src2),
2773 "add{b}\t{$src2, $dst|$dst, $src2}",
2774 [(store (add (loadi8 addr:$dst), imm:$src2), addr:$dst),
2775 (implicit EFLAGS)]>;
2776 def ADD16mi : Ii16<0x81, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src2),
2777 "add{w}\t{$src2, $dst|$dst, $src2}",
2778 [(store (add (loadi16 addr:$dst), imm:$src2), addr:$dst),
2779 (implicit EFLAGS)]>, OpSize;
2780 def ADD32mi : Ii32<0x81, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src2),
2781 "add{l}\t{$src2, $dst|$dst, $src2}",
2782 [(store (add (loadi32 addr:$dst), imm:$src2), addr:$dst),
2783 (implicit EFLAGS)]>;
2784 def ADD16mi8 : Ii8<0x83, MRM0m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
2785 "add{w}\t{$src2, $dst|$dst, $src2}",
2786 [(store (add (load addr:$dst), i16immSExt8:$src2),
2788 (implicit EFLAGS)]>, OpSize;
2789 def ADD32mi8 : Ii8<0x83, MRM0m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
2790 "add{l}\t{$src2, $dst|$dst, $src2}",
2791 [(store (add (load addr:$dst), i32immSExt8:$src2),
2793 (implicit EFLAGS)]>;
2796 def ADD8i8 : Ii8<0x04, RawFrm, (outs), (ins i8imm:$src),
2797 "add{b}\t{$src, %al|%al, $src}", []>;
2798 def ADD16i16 : Ii16<0x05, RawFrm, (outs), (ins i16imm:$src),
2799 "add{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
2800 def ADD32i32 : Ii32<0x05, RawFrm, (outs), (ins i32imm:$src),
2801 "add{l}\t{$src, %eax|%eax, $src}", []>;
2804 let Uses = [EFLAGS] in {
2805 let isCommutable = 1 in { // X = ADC Y, Z --> X = ADC Z, Y
2806 def ADC8rr : I<0x10, MRMDestReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
2807 "adc{b}\t{$src2, $dst|$dst, $src2}",
2808 [(set GR8:$dst, (adde GR8:$src1, GR8:$src2))]>;
2809 def ADC16rr : I<0x11, MRMDestReg, (outs GR16:$dst),
2810 (ins GR16:$src1, GR16:$src2),
2811 "adc{w}\t{$src2, $dst|$dst, $src2}",
2812 [(set GR16:$dst, (adde GR16:$src1, GR16:$src2))]>, OpSize;
2813 def ADC32rr : I<0x11, MRMDestReg, (outs GR32:$dst),
2814 (ins GR32:$src1, GR32:$src2),
2815 "adc{l}\t{$src2, $dst|$dst, $src2}",
2816 [(set GR32:$dst, (adde GR32:$src1, GR32:$src2))]>;
2819 def ADC8rr_REV : I<0x12, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
2820 "adc{b}\t{$src2, $dst|$dst, $src2}", []>;
2821 def ADC16rr_REV : I<0x13, MRMSrcReg, (outs GR16:$dst),
2822 (ins GR16:$src1, GR16:$src2),
2823 "adc{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
2824 def ADC32rr_REV : I<0x13, MRMSrcReg, (outs GR32:$dst),
2825 (ins GR32:$src1, GR32:$src2),
2826 "adc{l}\t{$src2, $dst|$dst, $src2}", []>;
2828 def ADC8rm : I<0x12, MRMSrcMem , (outs GR8:$dst),
2829 (ins GR8:$src1, i8mem:$src2),
2830 "adc{b}\t{$src2, $dst|$dst, $src2}",
2831 [(set GR8:$dst, (adde GR8:$src1, (load addr:$src2)))]>;
2832 def ADC16rm : I<0x13, MRMSrcMem , (outs GR16:$dst),
2833 (ins GR16:$src1, i16mem:$src2),
2834 "adc{w}\t{$src2, $dst|$dst, $src2}",
2835 [(set GR16:$dst, (adde GR16:$src1, (load addr:$src2)))]>,
2837 def ADC32rm : I<0x13, MRMSrcMem , (outs GR32:$dst),
2838 (ins GR32:$src1, i32mem:$src2),
2839 "adc{l}\t{$src2, $dst|$dst, $src2}",
2840 [(set GR32:$dst, (adde GR32:$src1, (load addr:$src2)))]>;
2841 def ADC8ri : Ii8<0x80, MRM2r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
2842 "adc{b}\t{$src2, $dst|$dst, $src2}",
2843 [(set GR8:$dst, (adde GR8:$src1, imm:$src2))]>;
2844 def ADC16ri : Ii16<0x81, MRM2r, (outs GR16:$dst),
2845 (ins GR16:$src1, i16imm:$src2),
2846 "adc{w}\t{$src2, $dst|$dst, $src2}",
2847 [(set GR16:$dst, (adde GR16:$src1, imm:$src2))]>, OpSize;
2848 def ADC16ri8 : Ii8<0x83, MRM2r, (outs GR16:$dst),
2849 (ins GR16:$src1, i16i8imm:$src2),
2850 "adc{w}\t{$src2, $dst|$dst, $src2}",
2851 [(set GR16:$dst, (adde GR16:$src1, i16immSExt8:$src2))]>,
2853 def ADC32ri : Ii32<0x81, MRM2r, (outs GR32:$dst),
2854 (ins GR32:$src1, i32imm:$src2),
2855 "adc{l}\t{$src2, $dst|$dst, $src2}",
2856 [(set GR32:$dst, (adde GR32:$src1, imm:$src2))]>;
2857 def ADC32ri8 : Ii8<0x83, MRM2r, (outs GR32:$dst),
2858 (ins GR32:$src1, i32i8imm:$src2),
2859 "adc{l}\t{$src2, $dst|$dst, $src2}",
2860 [(set GR32:$dst, (adde GR32:$src1, i32immSExt8:$src2))]>;
2862 let isTwoAddress = 0 in {
2863 def ADC8mr : I<0x10, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
2864 "adc{b}\t{$src2, $dst|$dst, $src2}",
2865 [(store (adde (load addr:$dst), GR8:$src2), addr:$dst)]>;
2866 def ADC16mr : I<0x11, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2867 "adc{w}\t{$src2, $dst|$dst, $src2}",
2868 [(store (adde (load addr:$dst), GR16:$src2), addr:$dst)]>,
2870 def ADC32mr : I<0x11, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2871 "adc{l}\t{$src2, $dst|$dst, $src2}",
2872 [(store (adde (load addr:$dst), GR32:$src2), addr:$dst)]>;
2873 def ADC8mi : Ii8<0x80, MRM2m, (outs), (ins i8mem:$dst, i8imm:$src2),
2874 "adc{b}\t{$src2, $dst|$dst, $src2}",
2875 [(store (adde (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
2876 def ADC16mi : Ii16<0x81, MRM2m, (outs), (ins i16mem:$dst, i16imm:$src2),
2877 "adc{w}\t{$src2, $dst|$dst, $src2}",
2878 [(store (adde (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
2880 def ADC16mi8 : Ii8<0x83, MRM2m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
2881 "adc{w}\t{$src2, $dst|$dst, $src2}",
2882 [(store (adde (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
2884 def ADC32mi : Ii32<0x81, MRM2m, (outs), (ins i32mem:$dst, i32imm:$src2),
2885 "adc{l}\t{$src2, $dst|$dst, $src2}",
2886 [(store (adde (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
2887 def ADC32mi8 : Ii8<0x83, MRM2m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
2888 "adc{l}\t{$src2, $dst|$dst, $src2}",
2889 [(store (adde (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
2891 def ADC8i8 : Ii8<0x14, RawFrm, (outs), (ins i8imm:$src),
2892 "adc{b}\t{$src, %al|%al, $src}", []>;
2893 def ADC16i16 : Ii16<0x15, RawFrm, (outs), (ins i16imm:$src),
2894 "adc{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
2895 def ADC32i32 : Ii32<0x15, RawFrm, (outs), (ins i32imm:$src),
2896 "adc{l}\t{$src, %eax|%eax, $src}", []>;
2898 } // Uses = [EFLAGS]
2900 // Register-Register Subtraction
2901 def SUB8rr : I<0x28, MRMDestReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
2902 "sub{b}\t{$src2, $dst|$dst, $src2}",
2903 [(set GR8:$dst, EFLAGS,
2904 (X86sub_flag GR8:$src1, GR8:$src2))]>;
2905 def SUB16rr : I<0x29, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2),
2906 "sub{w}\t{$src2, $dst|$dst, $src2}",
2907 [(set GR16:$dst, EFLAGS,
2908 (X86sub_flag GR16:$src1, GR16:$src2))]>, OpSize;
2909 def SUB32rr : I<0x29, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2),
2910 "sub{l}\t{$src2, $dst|$dst, $src2}",
2911 [(set GR32:$dst, EFLAGS,
2912 (X86sub_flag GR32:$src1, GR32:$src2))]>;
2914 def SUB8rr_REV : I<0x2A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
2915 "sub{b}\t{$src2, $dst|$dst, $src2}", []>;
2916 def SUB16rr_REV : I<0x2B, MRMSrcReg, (outs GR16:$dst),
2917 (ins GR16:$src1, GR16:$src2),
2918 "sub{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
2919 def SUB32rr_REV : I<0x2B, MRMSrcReg, (outs GR32:$dst),
2920 (ins GR32:$src1, GR32:$src2),
2921 "sub{l}\t{$src2, $dst|$dst, $src2}", []>;
2923 // Register-Memory Subtraction
2924 def SUB8rm : I<0x2A, MRMSrcMem, (outs GR8 :$dst),
2925 (ins GR8 :$src1, i8mem :$src2),
2926 "sub{b}\t{$src2, $dst|$dst, $src2}",
2927 [(set GR8:$dst, EFLAGS,
2928 (X86sub_flag GR8:$src1, (load addr:$src2)))]>;
2929 def SUB16rm : I<0x2B, MRMSrcMem, (outs GR16:$dst),
2930 (ins GR16:$src1, i16mem:$src2),
2931 "sub{w}\t{$src2, $dst|$dst, $src2}",
2932 [(set GR16:$dst, EFLAGS,
2933 (X86sub_flag GR16:$src1, (load addr:$src2)))]>, OpSize;
2934 def SUB32rm : I<0x2B, MRMSrcMem, (outs GR32:$dst),
2935 (ins GR32:$src1, i32mem:$src2),
2936 "sub{l}\t{$src2, $dst|$dst, $src2}",
2937 [(set GR32:$dst, EFLAGS,
2938 (X86sub_flag GR32:$src1, (load addr:$src2)))]>;
2940 // Register-Integer Subtraction
2941 def SUB8ri : Ii8 <0x80, MRM5r, (outs GR8:$dst),
2942 (ins GR8:$src1, i8imm:$src2),
2943 "sub{b}\t{$src2, $dst|$dst, $src2}",
2944 [(set GR8:$dst, EFLAGS,
2945 (X86sub_flag GR8:$src1, imm:$src2))]>;
2946 def SUB16ri : Ii16<0x81, MRM5r, (outs GR16:$dst),
2947 (ins GR16:$src1, i16imm:$src2),
2948 "sub{w}\t{$src2, $dst|$dst, $src2}",
2949 [(set GR16:$dst, EFLAGS,
2950 (X86sub_flag GR16:$src1, imm:$src2))]>, OpSize;
2951 def SUB32ri : Ii32<0x81, MRM5r, (outs GR32:$dst),
2952 (ins GR32:$src1, i32imm:$src2),
2953 "sub{l}\t{$src2, $dst|$dst, $src2}",
2954 [(set GR32:$dst, EFLAGS,
2955 (X86sub_flag GR32:$src1, imm:$src2))]>;
2956 def SUB16ri8 : Ii8<0x83, MRM5r, (outs GR16:$dst),
2957 (ins GR16:$src1, i16i8imm:$src2),
2958 "sub{w}\t{$src2, $dst|$dst, $src2}",
2959 [(set GR16:$dst, EFLAGS,
2960 (X86sub_flag GR16:$src1, i16immSExt8:$src2))]>, OpSize;
2961 def SUB32ri8 : Ii8<0x83, MRM5r, (outs GR32:$dst),
2962 (ins GR32:$src1, i32i8imm:$src2),
2963 "sub{l}\t{$src2, $dst|$dst, $src2}",
2964 [(set GR32:$dst, EFLAGS,
2965 (X86sub_flag GR32:$src1, i32immSExt8:$src2))]>;
2967 let isTwoAddress = 0 in {
2968 // Memory-Register Subtraction
2969 def SUB8mr : I<0x28, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2),
2970 "sub{b}\t{$src2, $dst|$dst, $src2}",
2971 [(store (sub (load addr:$dst), GR8:$src2), addr:$dst),
2972 (implicit EFLAGS)]>;
2973 def SUB16mr : I<0x29, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2974 "sub{w}\t{$src2, $dst|$dst, $src2}",
2975 [(store (sub (load addr:$dst), GR16:$src2), addr:$dst),
2976 (implicit EFLAGS)]>, OpSize;
2977 def SUB32mr : I<0x29, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2978 "sub{l}\t{$src2, $dst|$dst, $src2}",
2979 [(store (sub (load addr:$dst), GR32:$src2), addr:$dst),
2980 (implicit EFLAGS)]>;
2982 // Memory-Integer Subtraction
2983 def SUB8mi : Ii8<0x80, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src2),
2984 "sub{b}\t{$src2, $dst|$dst, $src2}",
2985 [(store (sub (loadi8 addr:$dst), imm:$src2), addr:$dst),
2986 (implicit EFLAGS)]>;
2987 def SUB16mi : Ii16<0x81, MRM5m, (outs), (ins i16mem:$dst, i16imm:$src2),
2988 "sub{w}\t{$src2, $dst|$dst, $src2}",
2989 [(store (sub (loadi16 addr:$dst), imm:$src2),addr:$dst),
2990 (implicit EFLAGS)]>, OpSize;
2991 def SUB32mi : Ii32<0x81, MRM5m, (outs), (ins i32mem:$dst, i32imm:$src2),
2992 "sub{l}\t{$src2, $dst|$dst, $src2}",
2993 [(store (sub (loadi32 addr:$dst), imm:$src2),addr:$dst),
2994 (implicit EFLAGS)]>;
2995 def SUB16mi8 : Ii8<0x83, MRM5m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
2996 "sub{w}\t{$src2, $dst|$dst, $src2}",
2997 [(store (sub (load addr:$dst), i16immSExt8:$src2),
2999 (implicit EFLAGS)]>, OpSize;
3000 def SUB32mi8 : Ii8<0x83, MRM5m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
3001 "sub{l}\t{$src2, $dst|$dst, $src2}",
3002 [(store (sub (load addr:$dst), i32immSExt8:$src2),
3004 (implicit EFLAGS)]>;
3006 def SUB8i8 : Ii8<0x2C, RawFrm, (outs), (ins i8imm:$src),
3007 "sub{b}\t{$src, %al|%al, $src}", []>;
3008 def SUB16i16 : Ii16<0x2D, RawFrm, (outs), (ins i16imm:$src),
3009 "sub{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
3010 def SUB32i32 : Ii32<0x2D, RawFrm, (outs), (ins i32imm:$src),
3011 "sub{l}\t{$src, %eax|%eax, $src}", []>;
3014 let Uses = [EFLAGS] in {
3015 def SBB8rr : I<0x18, MRMDestReg, (outs GR8:$dst),
3016 (ins GR8:$src1, GR8:$src2),
3017 "sbb{b}\t{$src2, $dst|$dst, $src2}",
3018 [(set GR8:$dst, (sube GR8:$src1, GR8:$src2))]>;
3019 def SBB16rr : I<0x19, MRMDestReg, (outs GR16:$dst),
3020 (ins GR16:$src1, GR16:$src2),
3021 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3022 [(set GR16:$dst, (sube GR16:$src1, GR16:$src2))]>, OpSize;
3023 def SBB32rr : I<0x19, MRMDestReg, (outs GR32:$dst),
3024 (ins GR32:$src1, GR32:$src2),
3025 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3026 [(set GR32:$dst, (sube GR32:$src1, GR32:$src2))]>;
3028 let isTwoAddress = 0 in {
3029 def SBB8mr : I<0x18, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
3030 "sbb{b}\t{$src2, $dst|$dst, $src2}",
3031 [(store (sube (load addr:$dst), GR8:$src2), addr:$dst)]>;
3032 def SBB16mr : I<0x19, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
3033 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3034 [(store (sube (load addr:$dst), GR16:$src2), addr:$dst)]>,
3036 def SBB32mr : I<0x19, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
3037 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3038 [(store (sube (load addr:$dst), GR32:$src2), addr:$dst)]>;
3039 def SBB8mi : Ii8<0x80, MRM3m, (outs), (ins i8mem:$dst, i8imm:$src2),
3040 "sbb{b}\t{$src2, $dst|$dst, $src2}",
3041 [(store (sube (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
3042 def SBB16mi : Ii16<0x81, MRM3m, (outs), (ins i16mem:$dst, i16imm:$src2),
3043 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3044 [(store (sube (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
3046 def SBB16mi8 : Ii8<0x83, MRM3m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
3047 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3048 [(store (sube (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
3050 def SBB32mi : Ii32<0x81, MRM3m, (outs), (ins i32mem:$dst, i32imm:$src2),
3051 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3052 [(store (sube (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
3053 def SBB32mi8 : Ii8<0x83, MRM3m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
3054 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3055 [(store (sube (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
3057 def SBB8i8 : Ii8<0x1C, RawFrm, (outs), (ins i8imm:$src),
3058 "sbb{b}\t{$src, %al|%al, $src}", []>;
3059 def SBB16i16 : Ii16<0x1D, RawFrm, (outs), (ins i16imm:$src),
3060 "sbb{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
3061 def SBB32i32 : Ii32<0x1D, RawFrm, (outs), (ins i32imm:$src),
3062 "sbb{l}\t{$src, %eax|%eax, $src}", []>;
3065 def SBB8rr_REV : I<0x1A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
3066 "sbb{b}\t{$src2, $dst|$dst, $src2}", []>;
3067 def SBB16rr_REV : I<0x1B, MRMSrcReg, (outs GR16:$dst),
3068 (ins GR16:$src1, GR16:$src2),
3069 "sbb{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
3070 def SBB32rr_REV : I<0x1B, MRMSrcReg, (outs GR32:$dst),
3071 (ins GR32:$src1, GR32:$src2),
3072 "sbb{l}\t{$src2, $dst|$dst, $src2}", []>;
3074 def SBB8rm : I<0x1A, MRMSrcMem, (outs GR8:$dst), (ins GR8:$src1, i8mem:$src2),
3075 "sbb{b}\t{$src2, $dst|$dst, $src2}",
3076 [(set GR8:$dst, (sube GR8:$src1, (load addr:$src2)))]>;
3077 def SBB16rm : I<0x1B, MRMSrcMem, (outs GR16:$dst),
3078 (ins GR16:$src1, i16mem:$src2),
3079 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3080 [(set GR16:$dst, (sube GR16:$src1, (load addr:$src2)))]>,
3082 def SBB32rm : I<0x1B, MRMSrcMem, (outs GR32:$dst),
3083 (ins GR32:$src1, i32mem:$src2),
3084 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3085 [(set GR32:$dst, (sube GR32:$src1, (load addr:$src2)))]>;
3086 def SBB8ri : Ii8<0x80, MRM3r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
3087 "sbb{b}\t{$src2, $dst|$dst, $src2}",
3088 [(set GR8:$dst, (sube GR8:$src1, imm:$src2))]>;
3089 def SBB16ri : Ii16<0x81, MRM3r, (outs GR16:$dst),
3090 (ins GR16:$src1, i16imm:$src2),
3091 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3092 [(set GR16:$dst, (sube GR16:$src1, imm:$src2))]>, OpSize;
3093 def SBB16ri8 : Ii8<0x83, MRM3r, (outs GR16:$dst),
3094 (ins GR16:$src1, i16i8imm:$src2),
3095 "sbb{w}\t{$src2, $dst|$dst, $src2}",
3096 [(set GR16:$dst, (sube GR16:$src1, i16immSExt8:$src2))]>,
3098 def SBB32ri : Ii32<0x81, MRM3r, (outs GR32:$dst),
3099 (ins GR32:$src1, i32imm:$src2),
3100 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3101 [(set GR32:$dst, (sube GR32:$src1, imm:$src2))]>;
3102 def SBB32ri8 : Ii8<0x83, MRM3r, (outs GR32:$dst),
3103 (ins GR32:$src1, i32i8imm:$src2),
3104 "sbb{l}\t{$src2, $dst|$dst, $src2}",
3105 [(set GR32:$dst, (sube GR32:$src1, i32immSExt8:$src2))]>;
3106 } // Uses = [EFLAGS]
3107 } // Defs = [EFLAGS]
3109 let Defs = [EFLAGS] in {
3110 let isCommutable = 1 in { // X = IMUL Y, Z --> X = IMUL Z, Y
3111 // Register-Register Signed Integer Multiply
3112 def IMUL16rr : I<0xAF, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2),
3113 "imul{w}\t{$src2, $dst|$dst, $src2}",
3114 [(set GR16:$dst, EFLAGS,
3115 (X86smul_flag GR16:$src1, GR16:$src2))]>, TB, OpSize;
3116 def IMUL32rr : I<0xAF, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2),
3117 "imul{l}\t{$src2, $dst|$dst, $src2}",
3118 [(set GR32:$dst, EFLAGS,
3119 (X86smul_flag GR32:$src1, GR32:$src2))]>, TB;
3122 // Register-Memory Signed Integer Multiply
3123 def IMUL16rm : I<0xAF, MRMSrcMem, (outs GR16:$dst),
3124 (ins GR16:$src1, i16mem:$src2),
3125 "imul{w}\t{$src2, $dst|$dst, $src2}",
3126 [(set GR16:$dst, EFLAGS,
3127 (X86smul_flag GR16:$src1, (load addr:$src2)))]>,
3129 def IMUL32rm : I<0xAF, MRMSrcMem, (outs GR32:$dst),
3130 (ins GR32:$src1, i32mem:$src2),
3131 "imul{l}\t{$src2, $dst|$dst, $src2}",
3132 [(set GR32:$dst, EFLAGS,
3133 (X86smul_flag GR32:$src1, (load addr:$src2)))]>, TB;
3134 } // Defs = [EFLAGS]
3135 } // end Two Address instructions
3137 // Suprisingly enough, these are not two address instructions!
3138 let Defs = [EFLAGS] in {
3139 // Register-Integer Signed Integer Multiply
3140 def IMUL16rri : Ii16<0x69, MRMSrcReg, // GR16 = GR16*I16
3141 (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
3142 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3143 [(set GR16:$dst, EFLAGS,
3144 (X86smul_flag GR16:$src1, imm:$src2))]>, OpSize;
3145 def IMUL32rri : Ii32<0x69, MRMSrcReg, // GR32 = GR32*I32
3146 (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
3147 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3148 [(set GR32:$dst, EFLAGS,
3149 (X86smul_flag GR32:$src1, imm:$src2))]>;
3150 def IMUL16rri8 : Ii8<0x6B, MRMSrcReg, // GR16 = GR16*I8
3151 (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
3152 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3153 [(set GR16:$dst, EFLAGS,
3154 (X86smul_flag GR16:$src1, i16immSExt8:$src2))]>,
3156 def IMUL32rri8 : Ii8<0x6B, MRMSrcReg, // GR32 = GR32*I8
3157 (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
3158 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3159 [(set GR32:$dst, EFLAGS,
3160 (X86smul_flag GR32:$src1, i32immSExt8:$src2))]>;
3162 // Memory-Integer Signed Integer Multiply
3163 def IMUL16rmi : Ii16<0x69, MRMSrcMem, // GR16 = [mem16]*I16
3164 (outs GR16:$dst), (ins i16mem:$src1, i16imm:$src2),
3165 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3166 [(set GR16:$dst, EFLAGS,
3167 (X86smul_flag (load addr:$src1), imm:$src2))]>,
3169 def IMUL32rmi : Ii32<0x69, MRMSrcMem, // GR32 = [mem32]*I32
3170 (outs GR32:$dst), (ins i32mem:$src1, i32imm:$src2),
3171 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3172 [(set GR32:$dst, EFLAGS,
3173 (X86smul_flag (load addr:$src1), imm:$src2))]>;
3174 def IMUL16rmi8 : Ii8<0x6B, MRMSrcMem, // GR16 = [mem16]*I8
3175 (outs GR16:$dst), (ins i16mem:$src1, i16i8imm :$src2),
3176 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3177 [(set GR16:$dst, EFLAGS,
3178 (X86smul_flag (load addr:$src1),
3179 i16immSExt8:$src2))]>, OpSize;
3180 def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // GR32 = [mem32]*I8
3181 (outs GR32:$dst), (ins i32mem:$src1, i32i8imm: $src2),
3182 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
3183 [(set GR32:$dst, EFLAGS,
3184 (X86smul_flag (load addr:$src1),
3185 i32immSExt8:$src2))]>;
3186 } // Defs = [EFLAGS]
3188 //===----------------------------------------------------------------------===//
3189 // Test instructions are just like AND, except they don't generate a result.
3191 let Defs = [EFLAGS] in {
3192 let isCommutable = 1 in { // TEST X, Y --> TEST Y, X
3193 def TEST8rr : I<0x84, MRMSrcReg, (outs), (ins GR8:$src1, GR8:$src2),
3194 "test{b}\t{$src2, $src1|$src1, $src2}",
3195 [(set EFLAGS, (X86cmp (and_su GR8:$src1, GR8:$src2), 0))]>;
3196 def TEST16rr : I<0x85, MRMSrcReg, (outs), (ins GR16:$src1, GR16:$src2),
3197 "test{w}\t{$src2, $src1|$src1, $src2}",
3198 [(set EFLAGS, (X86cmp (and_su GR16:$src1, GR16:$src2),
3201 def TEST32rr : I<0x85, MRMSrcReg, (outs), (ins GR32:$src1, GR32:$src2),
3202 "test{l}\t{$src2, $src1|$src1, $src2}",
3203 [(set EFLAGS, (X86cmp (and_su GR32:$src1, GR32:$src2),
3207 def TEST8i8 : Ii8<0xA8, RawFrm, (outs), (ins i8imm:$src),
3208 "test{b}\t{$src, %al|%al, $src}", []>;
3209 def TEST16i16 : Ii16<0xA9, RawFrm, (outs), (ins i16imm:$src),
3210 "test{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
3211 def TEST32i32 : Ii32<0xA9, RawFrm, (outs), (ins i32imm:$src),
3212 "test{l}\t{$src, %eax|%eax, $src}", []>;
3214 def TEST8rm : I<0x84, MRMSrcMem, (outs), (ins GR8 :$src1, i8mem :$src2),
3215 "test{b}\t{$src2, $src1|$src1, $src2}",
3216 [(set EFLAGS, (X86cmp (and GR8:$src1, (loadi8 addr:$src2)),
3218 def TEST16rm : I<0x85, MRMSrcMem, (outs), (ins GR16:$src1, i16mem:$src2),
3219 "test{w}\t{$src2, $src1|$src1, $src2}",
3220 [(set EFLAGS, (X86cmp (and GR16:$src1,
3221 (loadi16 addr:$src2)), 0))]>, OpSize;
3222 def TEST32rm : I<0x85, MRMSrcMem, (outs), (ins GR32:$src1, i32mem:$src2),
3223 "test{l}\t{$src2, $src1|$src1, $src2}",
3224 [(set EFLAGS, (X86cmp (and GR32:$src1,
3225 (loadi32 addr:$src2)), 0))]>;
3227 def TEST8ri : Ii8 <0xF6, MRM0r, // flags = GR8 & imm8
3228 (outs), (ins GR8:$src1, i8imm:$src2),
3229 "test{b}\t{$src2, $src1|$src1, $src2}",
3230 [(set EFLAGS, (X86cmp (and_su GR8:$src1, imm:$src2), 0))]>;
3231 def TEST16ri : Ii16<0xF7, MRM0r, // flags = GR16 & imm16
3232 (outs), (ins GR16:$src1, i16imm:$src2),
3233 "test{w}\t{$src2, $src1|$src1, $src2}",
3234 [(set EFLAGS, (X86cmp (and_su GR16:$src1, imm:$src2), 0))]>,
3236 def TEST32ri : Ii32<0xF7, MRM0r, // flags = GR32 & imm32
3237 (outs), (ins GR32:$src1, i32imm:$src2),
3238 "test{l}\t{$src2, $src1|$src1, $src2}",
3239 [(set EFLAGS, (X86cmp (and_su GR32:$src1, imm:$src2), 0))]>;
3241 def TEST8mi : Ii8 <0xF6, MRM0m, // flags = [mem8] & imm8
3242 (outs), (ins i8mem:$src1, i8imm:$src2),
3243 "test{b}\t{$src2, $src1|$src1, $src2}",
3244 [(set EFLAGS, (X86cmp (and (loadi8 addr:$src1), imm:$src2),
3246 def TEST16mi : Ii16<0xF7, MRM0m, // flags = [mem16] & imm16
3247 (outs), (ins i16mem:$src1, i16imm:$src2),
3248 "test{w}\t{$src2, $src1|$src1, $src2}",
3249 [(set EFLAGS, (X86cmp (and (loadi16 addr:$src1), imm:$src2),
3251 def TEST32mi : Ii32<0xF7, MRM0m, // flags = [mem32] & imm32
3252 (outs), (ins i32mem:$src1, i32imm:$src2),
3253 "test{l}\t{$src2, $src1|$src1, $src2}",
3254 [(set EFLAGS, (X86cmp (and (loadi32 addr:$src1), imm:$src2),
3256 } // Defs = [EFLAGS]
3259 // Condition code ops, incl. set if equal/not equal/...
3260 let Defs = [EFLAGS], Uses = [AH], neverHasSideEffects = 1 in
3261 def SAHF : I<0x9E, RawFrm, (outs), (ins), "sahf", []>; // flags = AH
3262 let Defs = [AH], Uses = [EFLAGS], neverHasSideEffects = 1 in
3263 def LAHF : I<0x9F, RawFrm, (outs), (ins), "lahf", []>; // AH = flags
3265 let Uses = [EFLAGS] in {
3266 // Use sbb to materialize carry bit.
3267 let Defs = [EFLAGS], isCodeGenOnly = 1 in {
3268 // FIXME: These are pseudo ops that should be replaced with Pat<> patterns.
3269 // However, Pat<> can't replicate the destination reg into the inputs of the
3271 // FIXME: Change these to have encoding Pseudo when X86MCCodeEmitter replaces
3273 def SETB_C8r : I<0x18, MRMInitReg, (outs GR8:$dst), (ins), "",
3274 [(set GR8:$dst, (X86setcc_c X86_COND_B, EFLAGS))]>;
3275 def SETB_C16r : I<0x19, MRMInitReg, (outs GR16:$dst), (ins), "",
3276 [(set GR16:$dst, (X86setcc_c X86_COND_B, EFLAGS))]>,
3278 def SETB_C32r : I<0x19, MRMInitReg, (outs GR32:$dst), (ins), "",
3279 [(set GR32:$dst, (X86setcc_c X86_COND_B, EFLAGS))]>;
3282 def SETEr : I<0x94, MRM0r,
3283 (outs GR8 :$dst), (ins),
3285 [(set GR8:$dst, (X86setcc X86_COND_E, EFLAGS))]>,
3287 def SETEm : I<0x94, MRM0m,
3288 (outs), (ins i8mem:$dst),
3290 [(store (X86setcc X86_COND_E, EFLAGS), addr:$dst)]>,
3293 def SETNEr : I<0x95, MRM0r,
3294 (outs GR8 :$dst), (ins),
3296 [(set GR8:$dst, (X86setcc X86_COND_NE, EFLAGS))]>,
3298 def SETNEm : I<0x95, MRM0m,
3299 (outs), (ins i8mem:$dst),
3301 [(store (X86setcc X86_COND_NE, EFLAGS), addr:$dst)]>,
3304 def SETLr : I<0x9C, MRM0r,
3305 (outs GR8 :$dst), (ins),
3307 [(set GR8:$dst, (X86setcc X86_COND_L, EFLAGS))]>,
3308 TB; // GR8 = < signed
3309 def SETLm : I<0x9C, MRM0m,
3310 (outs), (ins i8mem:$dst),
3312 [(store (X86setcc X86_COND_L, EFLAGS), addr:$dst)]>,
3313 TB; // [mem8] = < signed
3315 def SETGEr : I<0x9D, MRM0r,
3316 (outs GR8 :$dst), (ins),
3318 [(set GR8:$dst, (X86setcc X86_COND_GE, EFLAGS))]>,
3319 TB; // GR8 = >= signed
3320 def SETGEm : I<0x9D, MRM0m,
3321 (outs), (ins i8mem:$dst),
3323 [(store (X86setcc X86_COND_GE, EFLAGS), addr:$dst)]>,
3324 TB; // [mem8] = >= signed
3326 def SETLEr : I<0x9E, MRM0r,
3327 (outs GR8 :$dst), (ins),
3329 [(set GR8:$dst, (X86setcc X86_COND_LE, EFLAGS))]>,
3330 TB; // GR8 = <= signed
3331 def SETLEm : I<0x9E, MRM0m,
3332 (outs), (ins i8mem:$dst),
3334 [(store (X86setcc X86_COND_LE, EFLAGS), addr:$dst)]>,
3335 TB; // [mem8] = <= signed
3337 def SETGr : I<0x9F, MRM0r,
3338 (outs GR8 :$dst), (ins),
3340 [(set GR8:$dst, (X86setcc X86_COND_G, EFLAGS))]>,
3341 TB; // GR8 = > signed
3342 def SETGm : I<0x9F, MRM0m,
3343 (outs), (ins i8mem:$dst),
3345 [(store (X86setcc X86_COND_G, EFLAGS), addr:$dst)]>,
3346 TB; // [mem8] = > signed
3348 def SETBr : I<0x92, MRM0r,
3349 (outs GR8 :$dst), (ins),
3351 [(set GR8:$dst, (X86setcc X86_COND_B, EFLAGS))]>,
3352 TB; // GR8 = < unsign
3353 def SETBm : I<0x92, MRM0m,
3354 (outs), (ins i8mem:$dst),
3356 [(store (X86setcc X86_COND_B, EFLAGS), addr:$dst)]>,
3357 TB; // [mem8] = < unsign
3359 def SETAEr : I<0x93, MRM0r,
3360 (outs GR8 :$dst), (ins),
3362 [(set GR8:$dst, (X86setcc X86_COND_AE, EFLAGS))]>,
3363 TB; // GR8 = >= unsign
3364 def SETAEm : I<0x93, MRM0m,
3365 (outs), (ins i8mem:$dst),
3367 [(store (X86setcc X86_COND_AE, EFLAGS), addr:$dst)]>,
3368 TB; // [mem8] = >= unsign
3370 def SETBEr : I<0x96, MRM0r,
3371 (outs GR8 :$dst), (ins),
3373 [(set GR8:$dst, (X86setcc X86_COND_BE, EFLAGS))]>,
3374 TB; // GR8 = <= unsign
3375 def SETBEm : I<0x96, MRM0m,
3376 (outs), (ins i8mem:$dst),
3378 [(store (X86setcc X86_COND_BE, EFLAGS), addr:$dst)]>,
3379 TB; // [mem8] = <= unsign
3381 def SETAr : I<0x97, MRM0r,
3382 (outs GR8 :$dst), (ins),
3384 [(set GR8:$dst, (X86setcc X86_COND_A, EFLAGS))]>,
3385 TB; // GR8 = > signed
3386 def SETAm : I<0x97, MRM0m,
3387 (outs), (ins i8mem:$dst),
3389 [(store (X86setcc X86_COND_A, EFLAGS), addr:$dst)]>,
3390 TB; // [mem8] = > signed
3392 def SETSr : I<0x98, MRM0r,
3393 (outs GR8 :$dst), (ins),
3395 [(set GR8:$dst, (X86setcc X86_COND_S, EFLAGS))]>,
3396 TB; // GR8 = <sign bit>
3397 def SETSm : I<0x98, MRM0m,
3398 (outs), (ins i8mem:$dst),
3400 [(store (X86setcc X86_COND_S, EFLAGS), addr:$dst)]>,
3401 TB; // [mem8] = <sign bit>
3402 def SETNSr : I<0x99, MRM0r,
3403 (outs GR8 :$dst), (ins),
3405 [(set GR8:$dst, (X86setcc X86_COND_NS, EFLAGS))]>,
3406 TB; // GR8 = !<sign bit>
3407 def SETNSm : I<0x99, MRM0m,
3408 (outs), (ins i8mem:$dst),
3410 [(store (X86setcc X86_COND_NS, EFLAGS), addr:$dst)]>,
3411 TB; // [mem8] = !<sign bit>
3413 def SETPr : I<0x9A, MRM0r,
3414 (outs GR8 :$dst), (ins),
3416 [(set GR8:$dst, (X86setcc X86_COND_P, EFLAGS))]>,
3418 def SETPm : I<0x9A, MRM0m,
3419 (outs), (ins i8mem:$dst),
3421 [(store (X86setcc X86_COND_P, EFLAGS), addr:$dst)]>,
3422 TB; // [mem8] = parity
3423 def SETNPr : I<0x9B, MRM0r,
3424 (outs GR8 :$dst), (ins),
3426 [(set GR8:$dst, (X86setcc X86_COND_NP, EFLAGS))]>,
3427 TB; // GR8 = not parity
3428 def SETNPm : I<0x9B, MRM0m,
3429 (outs), (ins i8mem:$dst),
3431 [(store (X86setcc X86_COND_NP, EFLAGS), addr:$dst)]>,
3432 TB; // [mem8] = not parity
3434 def SETOr : I<0x90, MRM0r,
3435 (outs GR8 :$dst), (ins),
3437 [(set GR8:$dst, (X86setcc X86_COND_O, EFLAGS))]>,
3438 TB; // GR8 = overflow
3439 def SETOm : I<0x90, MRM0m,
3440 (outs), (ins i8mem:$dst),
3442 [(store (X86setcc X86_COND_O, EFLAGS), addr:$dst)]>,
3443 TB; // [mem8] = overflow
3444 def SETNOr : I<0x91, MRM0r,
3445 (outs GR8 :$dst), (ins),
3447 [(set GR8:$dst, (X86setcc X86_COND_NO, EFLAGS))]>,
3448 TB; // GR8 = not overflow
3449 def SETNOm : I<0x91, MRM0m,
3450 (outs), (ins i8mem:$dst),
3452 [(store (X86setcc X86_COND_NO, EFLAGS), addr:$dst)]>,
3453 TB; // [mem8] = not overflow
3454 } // Uses = [EFLAGS]
3457 // Integer comparisons
3458 let Defs = [EFLAGS] in {
3459 def CMP8i8 : Ii8<0x3C, RawFrm, (outs), (ins i8imm:$src),
3460 "cmp{b}\t{$src, %al|%al, $src}", []>;
3461 def CMP16i16 : Ii16<0x3D, RawFrm, (outs), (ins i16imm:$src),
3462 "cmp{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
3463 def CMP32i32 : Ii32<0x3D, RawFrm, (outs), (ins i32imm:$src),
3464 "cmp{l}\t{$src, %eax|%eax, $src}", []>;
3466 def CMP8rr : I<0x38, MRMDestReg,
3467 (outs), (ins GR8 :$src1, GR8 :$src2),
3468 "cmp{b}\t{$src2, $src1|$src1, $src2}",
3469 [(set EFLAGS, (X86cmp GR8:$src1, GR8:$src2))]>;
3470 def CMP16rr : I<0x39, MRMDestReg,
3471 (outs), (ins GR16:$src1, GR16:$src2),
3472 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3473 [(set EFLAGS, (X86cmp GR16:$src1, GR16:$src2))]>, OpSize;
3474 def CMP32rr : I<0x39, MRMDestReg,
3475 (outs), (ins GR32:$src1, GR32:$src2),
3476 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3477 [(set EFLAGS, (X86cmp GR32:$src1, GR32:$src2))]>;
3478 def CMP8mr : I<0x38, MRMDestMem,
3479 (outs), (ins i8mem :$src1, GR8 :$src2),
3480 "cmp{b}\t{$src2, $src1|$src1, $src2}",
3481 [(set EFLAGS, (X86cmp (loadi8 addr:$src1), GR8:$src2))]>;
3482 def CMP16mr : I<0x39, MRMDestMem,
3483 (outs), (ins i16mem:$src1, GR16:$src2),
3484 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3485 [(set EFLAGS, (X86cmp (loadi16 addr:$src1), GR16:$src2))]>,
3487 def CMP32mr : I<0x39, MRMDestMem,
3488 (outs), (ins i32mem:$src1, GR32:$src2),
3489 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3490 [(set EFLAGS, (X86cmp (loadi32 addr:$src1), GR32:$src2))]>;
3491 def CMP8rm : I<0x3A, MRMSrcMem,
3492 (outs), (ins GR8 :$src1, i8mem :$src2),
3493 "cmp{b}\t{$src2, $src1|$src1, $src2}",
3494 [(set EFLAGS, (X86cmp GR8:$src1, (loadi8 addr:$src2)))]>;
3495 def CMP16rm : I<0x3B, MRMSrcMem,
3496 (outs), (ins GR16:$src1, i16mem:$src2),
3497 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3498 [(set EFLAGS, (X86cmp GR16:$src1, (loadi16 addr:$src2)))]>,
3500 def CMP32rm : I<0x3B, MRMSrcMem,
3501 (outs), (ins GR32:$src1, i32mem:$src2),
3502 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3503 [(set EFLAGS, (X86cmp GR32:$src1, (loadi32 addr:$src2)))]>;
3505 // These are alternate spellings for use by the disassembler, we mark them as
3506 // code gen only to ensure they aren't matched by the assembler.
3507 let isCodeGenOnly = 1 in {
3508 def CMP8rr_alt : I<0x3A, MRMSrcReg, (outs), (ins GR8:$src1, GR8:$src2),
3509 "cmp{b}\t{$src2, $src1|$src1, $src2}", []>;
3510 def CMP16rr_alt : I<0x3B, MRMSrcReg, (outs), (ins GR16:$src1, GR16:$src2),
3511 "cmp{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize;
3512 def CMP32rr_alt : I<0x3B, MRMSrcReg, (outs), (ins GR32:$src1, GR32:$src2),
3513 "cmp{l}\t{$src2, $src1|$src1, $src2}", []>;
3516 def CMP8ri : Ii8<0x80, MRM7r,
3517 (outs), (ins GR8:$src1, i8imm:$src2),
3518 "cmp{b}\t{$src2, $src1|$src1, $src2}",
3519 [(set EFLAGS, (X86cmp GR8:$src1, imm:$src2))]>;
3520 def CMP16ri : Ii16<0x81, MRM7r,
3521 (outs), (ins GR16:$src1, i16imm:$src2),
3522 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3523 [(set EFLAGS, (X86cmp GR16:$src1, imm:$src2))]>, OpSize;
3524 def CMP32ri : Ii32<0x81, MRM7r,
3525 (outs), (ins GR32:$src1, i32imm:$src2),
3526 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3527 [(set EFLAGS, (X86cmp GR32:$src1, imm:$src2))]>;
3528 def CMP8mi : Ii8 <0x80, MRM7m,
3529 (outs), (ins i8mem :$src1, i8imm :$src2),
3530 "cmp{b}\t{$src2, $src1|$src1, $src2}",
3531 [(set EFLAGS, (X86cmp (loadi8 addr:$src1), imm:$src2))]>;
3532 def CMP16mi : Ii16<0x81, MRM7m,
3533 (outs), (ins i16mem:$src1, i16imm:$src2),
3534 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3535 [(set EFLAGS, (X86cmp (loadi16 addr:$src1), imm:$src2))]>,
3537 def CMP32mi : Ii32<0x81, MRM7m,
3538 (outs), (ins i32mem:$src1, i32imm:$src2),
3539 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3540 [(set EFLAGS, (X86cmp (loadi32 addr:$src1), imm:$src2))]>;
3541 def CMP16ri8 : Ii8<0x83, MRM7r,
3542 (outs), (ins GR16:$src1, i16i8imm:$src2),
3543 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3544 [(set EFLAGS, (X86cmp GR16:$src1, i16immSExt8:$src2))]>,
3546 def CMP16mi8 : Ii8<0x83, MRM7m,
3547 (outs), (ins i16mem:$src1, i16i8imm:$src2),
3548 "cmp{w}\t{$src2, $src1|$src1, $src2}",
3549 [(set EFLAGS, (X86cmp (loadi16 addr:$src1),
3550 i16immSExt8:$src2))]>, OpSize;
3551 def CMP32mi8 : Ii8<0x83, MRM7m,
3552 (outs), (ins i32mem:$src1, i32i8imm:$src2),
3553 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3554 [(set EFLAGS, (X86cmp (loadi32 addr:$src1),
3555 i32immSExt8:$src2))]>;
3556 def CMP32ri8 : Ii8<0x83, MRM7r,
3557 (outs), (ins GR32:$src1, i32i8imm:$src2),
3558 "cmp{l}\t{$src2, $src1|$src1, $src2}",
3559 [(set EFLAGS, (X86cmp GR32:$src1, i32immSExt8:$src2))]>;
3560 } // Defs = [EFLAGS]
3563 // TODO: BTC, BTR, and BTS
3564 let Defs = [EFLAGS] in {
3565 def BT16rr : I<0xA3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
3566 "bt{w}\t{$src2, $src1|$src1, $src2}",
3567 [(set EFLAGS, (X86bt GR16:$src1, GR16:$src2))]>, OpSize, TB;
3568 def BT32rr : I<0xA3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
3569 "bt{l}\t{$src2, $src1|$src1, $src2}",
3570 [(set EFLAGS, (X86bt GR32:$src1, GR32:$src2))]>, TB;
3572 // Unlike with the register+register form, the memory+register form of the
3573 // bt instruction does not ignore the high bits of the index. From ISel's
3574 // perspective, this is pretty bizarre. Make these instructions disassembly
3577 def BT16mr : I<0xA3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
3578 "bt{w}\t{$src2, $src1|$src1, $src2}",
3579 // [(X86bt (loadi16 addr:$src1), GR16:$src2),
3580 // (implicit EFLAGS)]
3582 >, OpSize, TB, Requires<[FastBTMem]>;
3583 def BT32mr : I<0xA3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
3584 "bt{l}\t{$src2, $src1|$src1, $src2}",
3585 // [(X86bt (loadi32 addr:$src1), GR32:$src2),
3586 // (implicit EFLAGS)]
3588 >, TB, Requires<[FastBTMem]>;
3590 def BT16ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR16:$src1, i16i8imm:$src2),
3591 "bt{w}\t{$src2, $src1|$src1, $src2}",
3592 [(set EFLAGS, (X86bt GR16:$src1, i16immSExt8:$src2))]>,
3594 def BT32ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR32:$src1, i32i8imm:$src2),
3595 "bt{l}\t{$src2, $src1|$src1, $src2}",
3596 [(set EFLAGS, (X86bt GR32:$src1, i32immSExt8:$src2))]>, TB;
3597 // Note that these instructions don't need FastBTMem because that
3598 // only applies when the other operand is in a register. When it's
3599 // an immediate, bt is still fast.
3600 def BT16mi8 : Ii8<0xBA, MRM4m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
3601 "bt{w}\t{$src2, $src1|$src1, $src2}",
3602 [(set EFLAGS, (X86bt (loadi16 addr:$src1), i16immSExt8:$src2))
3604 def BT32mi8 : Ii8<0xBA, MRM4m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
3605 "bt{l}\t{$src2, $src1|$src1, $src2}",
3606 [(set EFLAGS, (X86bt (loadi32 addr:$src1), i32immSExt8:$src2))
3609 def BTC16rr : I<0xBB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
3610 "btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3611 def BTC32rr : I<0xBB, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
3612 "btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3613 def BTC16mr : I<0xBB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
3614 "btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3615 def BTC32mr : I<0xBB, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
3616 "btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3617 def BTC16ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR16:$src1, i16i8imm:$src2),
3618 "btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3619 def BTC32ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR32:$src1, i32i8imm:$src2),
3620 "btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3621 def BTC16mi8 : Ii8<0xBA, MRM7m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
3622 "btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3623 def BTC32mi8 : Ii8<0xBA, MRM7m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
3624 "btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3626 def BTR16rr : I<0xB3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
3627 "btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3628 def BTR32rr : I<0xB3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
3629 "btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3630 def BTR16mr : I<0xB3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
3631 "btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3632 def BTR32mr : I<0xB3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
3633 "btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3634 def BTR16ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR16:$src1, i16i8imm:$src2),
3635 "btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3636 def BTR32ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR32:$src1, i32i8imm:$src2),
3637 "btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3638 def BTR16mi8 : Ii8<0xBA, MRM6m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
3639 "btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3640 def BTR32mi8 : Ii8<0xBA, MRM6m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
3641 "btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3643 def BTS16rr : I<0xAB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
3644 "bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3645 def BTS32rr : I<0xAB, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
3646 "bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3647 def BTS16mr : I<0xAB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
3648 "bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3649 def BTS32mr : I<0xAB, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
3650 "bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3651 def BTS16ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR16:$src1, i16i8imm:$src2),
3652 "bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3653 def BTS32ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR32:$src1, i32i8imm:$src2),
3654 "bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3655 def BTS16mi8 : Ii8<0xBA, MRM5m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
3656 "bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
3657 def BTS32mi8 : Ii8<0xBA, MRM5m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
3658 "bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
3659 } // Defs = [EFLAGS]
3661 // Sign/Zero extenders
3662 // Use movsbl intead of movsbw; we don't care about the high 16 bits
3663 // of the register here. This has a smaller encoding and avoids a
3664 // partial-register update. Actual movsbw included for the disassembler.
3665 def MOVSX16rr8W : I<0xBE, MRMSrcReg, (outs GR16:$dst), (ins GR8:$src),
3666 "movs{bw|x}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3667 def MOVSX16rm8W : I<0xBE, MRMSrcMem, (outs GR16:$dst), (ins i8mem:$src),
3668 "movs{bw|x}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3669 def MOVSX16rr8 : I<0xBE, MRMSrcReg, (outs GR16:$dst), (ins GR8 :$src),
3670 "", [(set GR16:$dst, (sext GR8:$src))]>, TB;
3671 def MOVSX16rm8 : I<0xBE, MRMSrcMem, (outs GR16:$dst), (ins i8mem :$src),
3672 "", [(set GR16:$dst, (sextloadi16i8 addr:$src))]>, TB;
3673 def MOVSX32rr8 : I<0xBE, MRMSrcReg, (outs GR32:$dst), (ins GR8 :$src),
3674 "movs{bl|x}\t{$src, $dst|$dst, $src}",
3675 [(set GR32:$dst, (sext GR8:$src))]>, TB;
3676 def MOVSX32rm8 : I<0xBE, MRMSrcMem, (outs GR32:$dst), (ins i8mem :$src),
3677 "movs{bl|x}\t{$src, $dst|$dst, $src}",
3678 [(set GR32:$dst, (sextloadi32i8 addr:$src))]>, TB;
3679 def MOVSX32rr16: I<0xBF, MRMSrcReg, (outs GR32:$dst), (ins GR16:$src),
3680 "movs{wl|x}\t{$src, $dst|$dst, $src}",
3681 [(set GR32:$dst, (sext GR16:$src))]>, TB;
3682 def MOVSX32rm16: I<0xBF, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src),
3683 "movs{wl|x}\t{$src, $dst|$dst, $src}",
3684 [(set GR32:$dst, (sextloadi32i16 addr:$src))]>, TB;
3686 // Use movzbl intead of movzbw; we don't care about the high 16 bits
3687 // of the register here. This has a smaller encoding and avoids a
3688 // partial-register update. Actual movzbw included for the disassembler.
3689 def MOVZX16rr8W : I<0xB6, MRMSrcReg, (outs GR16:$dst), (ins GR8:$src),
3690 "movz{bw|x}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3691 def MOVZX16rm8W : I<0xB6, MRMSrcMem, (outs GR16:$dst), (ins i8mem:$src),
3692 "movz{bw|x}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3693 def MOVZX16rr8 : I<0xB6, MRMSrcReg, (outs GR16:$dst), (ins GR8 :$src),
3694 "", [(set GR16:$dst, (zext GR8:$src))]>, TB;
3695 def MOVZX16rm8 : I<0xB6, MRMSrcMem, (outs GR16:$dst), (ins i8mem :$src),
3696 "", [(set GR16:$dst, (zextloadi16i8 addr:$src))]>, TB;
3697 def MOVZX32rr8 : I<0xB6, MRMSrcReg, (outs GR32:$dst), (ins GR8 :$src),
3698 "movz{bl|x}\t{$src, $dst|$dst, $src}",
3699 [(set GR32:$dst, (zext GR8:$src))]>, TB;
3700 def MOVZX32rm8 : I<0xB6, MRMSrcMem, (outs GR32:$dst), (ins i8mem :$src),
3701 "movz{bl|x}\t{$src, $dst|$dst, $src}",
3702 [(set GR32:$dst, (zextloadi32i8 addr:$src))]>, TB;
3703 def MOVZX32rr16: I<0xB7, MRMSrcReg, (outs GR32:$dst), (ins GR16:$src),
3704 "movz{wl|x}\t{$src, $dst|$dst, $src}",
3705 [(set GR32:$dst, (zext GR16:$src))]>, TB;
3706 def MOVZX32rm16: I<0xB7, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src),
3707 "movz{wl|x}\t{$src, $dst|$dst, $src}",
3708 [(set GR32:$dst, (zextloadi32i16 addr:$src))]>, TB;
3710 // These are the same as the regular MOVZX32rr8 and MOVZX32rm8
3711 // except that they use GR32_NOREX for the output operand register class
3712 // instead of GR32. This allows them to operate on h registers on x86-64.
3713 def MOVZX32_NOREXrr8 : I<0xB6, MRMSrcReg,
3714 (outs GR32_NOREX:$dst), (ins GR8:$src),
3715 "movz{bl|x}\t{$src, $dst|$dst, $src} # NOREX",
3718 def MOVZX32_NOREXrm8 : I<0xB6, MRMSrcMem,
3719 (outs GR32_NOREX:$dst), (ins i8mem:$src),
3720 "movz{bl|x}\t{$src, $dst|$dst, $src} # NOREX",
3723 let neverHasSideEffects = 1 in {
3724 let Defs = [AX], Uses = [AL] in
3725 def CBW : I<0x98, RawFrm, (outs), (ins),
3726 "{cbtw|cbw}", []>, OpSize; // AX = signext(AL)
3727 let Defs = [EAX], Uses = [AX] in
3728 def CWDE : I<0x98, RawFrm, (outs), (ins),
3729 "{cwtl|cwde}", []>; // EAX = signext(AX)
3731 let Defs = [AX,DX], Uses = [AX] in
3732 def CWD : I<0x99, RawFrm, (outs), (ins),
3733 "{cwtd|cwd}", []>, OpSize; // DX:AX = signext(AX)
3734 let Defs = [EAX,EDX], Uses = [EAX] in
3735 def CDQ : I<0x99, RawFrm, (outs), (ins),
3736 "{cltd|cdq}", []>; // EDX:EAX = signext(EAX)
3739 //===----------------------------------------------------------------------===//
3740 // Alias Instructions
3741 //===----------------------------------------------------------------------===//
3743 // Alias instructions that map movr0 to xor.
3744 // FIXME: remove when we can teach regalloc that xor reg, reg is ok.
3745 // FIXME: Set encoding to pseudo.
3746 let Defs = [EFLAGS], isReMaterializable = 1, isAsCheapAsAMove = 1,
3747 isCodeGenOnly = 1 in {
3748 def MOV8r0 : I<0x30, MRMInitReg, (outs GR8 :$dst), (ins), "",
3749 [(set GR8:$dst, 0)]>;
3751 // We want to rewrite MOV16r0 in terms of MOV32r0, because it's a smaller
3752 // encoding and avoids a partial-register update sometimes, but doing so
3753 // at isel time interferes with rematerialization in the current register
3754 // allocator. For now, this is rewritten when the instruction is lowered
3756 def MOV16r0 : I<0x31, MRMInitReg, (outs GR16:$dst), (ins),
3758 [(set GR16:$dst, 0)]>, OpSize;
3760 // FIXME: Set encoding to pseudo.
3761 def MOV32r0 : I<0x31, MRMInitReg, (outs GR32:$dst), (ins), "",
3762 [(set GR32:$dst, 0)]>;
3765 //===----------------------------------------------------------------------===//
3766 // Thread Local Storage Instructions
3769 // All calls clobber the non-callee saved registers. ESP is marked as
3770 // a use to prevent stack-pointer assignments that appear immediately
3771 // before calls from potentially appearing dead.
3772 let Defs = [EAX, ECX, EDX, FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0,
3773 MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
3774 XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7,
3775 XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15, EFLAGS],
3777 def TLS_addr32 : I<0, Pseudo, (outs), (ins lea32mem:$sym),
3778 "leal\t$sym, %eax; "
3779 "call\t___tls_get_addr@PLT",
3780 [(X86tlsaddr tls32addr:$sym)]>,
3781 Requires<[In32BitMode]>;
3783 let AddedComplexity = 5, isCodeGenOnly = 1 in
3784 def GS_MOV32rm : I<0x8B, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
3785 "movl\t%gs:$src, $dst",
3786 [(set GR32:$dst, (gsload addr:$src))]>, SegGS;
3788 let AddedComplexity = 5, isCodeGenOnly = 1 in
3789 def FS_MOV32rm : I<0x8B, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
3790 "movl\t%fs:$src, $dst",
3791 [(set GR32:$dst, (fsload addr:$src))]>, SegFS;
3793 //===----------------------------------------------------------------------===//
3794 // EH Pseudo Instructions
3796 let isTerminator = 1, isReturn = 1, isBarrier = 1,
3797 hasCtrlDep = 1, isCodeGenOnly = 1 in {
3798 def EH_RETURN : I<0xC3, RawFrm, (outs), (ins GR32:$addr),
3799 "ret\t#eh_return, addr: $addr",
3800 [(X86ehret GR32:$addr)]>;
3804 //===----------------------------------------------------------------------===//
3808 // Atomic swap. These are just normal xchg instructions. But since a memory
3809 // operand is referenced, the atomicity is ensured.
3810 let Constraints = "$val = $dst" in {
3811 def XCHG32rm : I<0x87, MRMSrcMem, (outs GR32:$dst),
3812 (ins GR32:$val, i32mem:$ptr),
3813 "xchg{l}\t{$val, $ptr|$ptr, $val}",
3814 [(set GR32:$dst, (atomic_swap_32 addr:$ptr, GR32:$val))]>;
3815 def XCHG16rm : I<0x87, MRMSrcMem, (outs GR16:$dst),
3816 (ins GR16:$val, i16mem:$ptr),
3817 "xchg{w}\t{$val, $ptr|$ptr, $val}",
3818 [(set GR16:$dst, (atomic_swap_16 addr:$ptr, GR16:$val))]>,
3820 def XCHG8rm : I<0x86, MRMSrcMem, (outs GR8:$dst), (ins GR8:$val, i8mem:$ptr),
3821 "xchg{b}\t{$val, $ptr|$ptr, $val}",
3822 [(set GR8:$dst, (atomic_swap_8 addr:$ptr, GR8:$val))]>;
3824 def XCHG32rr : I<0x87, MRMSrcReg, (outs GR32:$dst), (ins GR32:$val, GR32:$src),
3825 "xchg{l}\t{$val, $src|$src, $val}", []>;
3826 def XCHG16rr : I<0x87, MRMSrcReg, (outs GR16:$dst), (ins GR16:$val, GR16:$src),
3827 "xchg{w}\t{$val, $src|$src, $val}", []>, OpSize;
3828 def XCHG8rr : I<0x86, MRMSrcReg, (outs GR8:$dst), (ins GR8:$val, GR8:$src),
3829 "xchg{b}\t{$val, $src|$src, $val}", []>;
3832 def XCHG16ar : I<0x90, AddRegFrm, (outs), (ins GR16:$src),
3833 "xchg{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
3834 def XCHG32ar : I<0x90, AddRegFrm, (outs), (ins GR32:$src),
3835 "xchg{l}\t{$src, %eax|%eax, $src}", []>;
3837 // Atomic compare and swap.
3838 let Defs = [EAX, EFLAGS], Uses = [EAX] in {
3839 def LCMPXCHG32 : I<0xB1, MRMDestMem, (outs), (ins i32mem:$ptr, GR32:$swap),
3841 "cmpxchg{l}\t{$swap, $ptr|$ptr, $swap}",
3842 [(X86cas addr:$ptr, GR32:$swap, 4)]>, TB, LOCK;
3844 let Defs = [EAX, EDX, EFLAGS], Uses = [EAX, EBX, ECX, EDX] in {
3845 def LCMPXCHG8B : I<0xC7, MRM1m, (outs), (ins i64mem:$ptr),
3848 [(X86cas8 addr:$ptr)]>, TB, LOCK;
3851 let Defs = [AX, EFLAGS], Uses = [AX] in {
3852 def LCMPXCHG16 : I<0xB1, MRMDestMem, (outs), (ins i16mem:$ptr, GR16:$swap),
3854 "cmpxchg{w}\t{$swap, $ptr|$ptr, $swap}",
3855 [(X86cas addr:$ptr, GR16:$swap, 2)]>, TB, OpSize, LOCK;
3857 let Defs = [AL, EFLAGS], Uses = [AL] in {
3858 def LCMPXCHG8 : I<0xB0, MRMDestMem, (outs), (ins i8mem:$ptr, GR8:$swap),
3860 "cmpxchg{b}\t{$swap, $ptr|$ptr, $swap}",
3861 [(X86cas addr:$ptr, GR8:$swap, 1)]>, TB, LOCK;
3864 // Atomic exchange and add
3865 let Constraints = "$val = $dst", Defs = [EFLAGS] in {
3866 def LXADD32 : I<0xC1, MRMSrcMem, (outs GR32:$dst), (ins GR32:$val, i32mem:$ptr),
3868 "xadd{l}\t{$val, $ptr|$ptr, $val}",
3869 [(set GR32:$dst, (atomic_load_add_32 addr:$ptr, GR32:$val))]>,
3871 def LXADD16 : I<0xC1, MRMSrcMem, (outs GR16:$dst), (ins GR16:$val, i16mem:$ptr),
3873 "xadd{w}\t{$val, $ptr|$ptr, $val}",
3874 [(set GR16:$dst, (atomic_load_add_16 addr:$ptr, GR16:$val))]>,
3876 def LXADD8 : I<0xC0, MRMSrcMem, (outs GR8:$dst), (ins GR8:$val, i8mem:$ptr),
3878 "xadd{b}\t{$val, $ptr|$ptr, $val}",
3879 [(set GR8:$dst, (atomic_load_add_8 addr:$ptr, GR8:$val))]>,
3883 def XADD8rr : I<0xC0, MRMDestReg, (outs GR8:$dst), (ins GR8:$src),
3884 "xadd{b}\t{$src, $dst|$dst, $src}", []>, TB;
3885 def XADD16rr : I<0xC1, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
3886 "xadd{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3887 def XADD32rr : I<0xC1, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
3888 "xadd{l}\t{$src, $dst|$dst, $src}", []>, TB;
3890 def XADD8rm : I<0xC0, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
3891 "xadd{b}\t{$src, $dst|$dst, $src}", []>, TB;
3892 def XADD16rm : I<0xC1, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
3893 "xadd{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3894 def XADD32rm : I<0xC1, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
3895 "xadd{l}\t{$src, $dst|$dst, $src}", []>, TB;
3897 def CMPXCHG8rr : I<0xB0, MRMDestReg, (outs GR8:$dst), (ins GR8:$src),
3898 "cmpxchg{b}\t{$src, $dst|$dst, $src}", []>, TB;
3899 def CMPXCHG16rr : I<0xB1, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
3900 "cmpxchg{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3901 def CMPXCHG32rr : I<0xB1, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
3902 "cmpxchg{l}\t{$src, $dst|$dst, $src}", []>, TB;
3904 def CMPXCHG8rm : I<0xB0, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
3905 "cmpxchg{b}\t{$src, $dst|$dst, $src}", []>, TB;
3906 def CMPXCHG16rm : I<0xB1, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
3907 "cmpxchg{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
3908 def CMPXCHG32rm : I<0xB1, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
3909 "cmpxchg{l}\t{$src, $dst|$dst, $src}", []>, TB;
3911 let Defs = [EAX, EDX, EFLAGS], Uses = [EAX, EBX, ECX, EDX] in
3912 def CMPXCHG8B : I<0xC7, MRM1m, (outs), (ins i64mem:$dst),
3913 "cmpxchg8b\t$dst", []>, TB;
3915 // Optimized codegen when the non-memory output is not used.
3916 // FIXME: Use normal add / sub instructions and add lock prefix dynamically.
3917 let Defs = [EFLAGS] in {
3918 def LOCK_ADD8mr : I<0x00, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
3920 "add{b}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3921 def LOCK_ADD16mr : I<0x01, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
3923 "add{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize, LOCK;
3924 def LOCK_ADD32mr : I<0x01, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
3926 "add{l}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3927 def LOCK_ADD8mi : Ii8<0x80, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src2),
3929 "add{b}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3930 def LOCK_ADD16mi : Ii16<0x81, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src2),
3932 "add{w}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3933 def LOCK_ADD32mi : Ii32<0x81, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src2),
3935 "add{l}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3936 def LOCK_ADD16mi8 : Ii8<0x83, MRM0m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
3938 "add{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize, LOCK;
3939 def LOCK_ADD32mi8 : Ii8<0x83, MRM0m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
3941 "add{l}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3943 def LOCK_INC8m : I<0xFE, MRM0m, (outs), (ins i8mem :$dst),
3945 "inc{b}\t$dst", []>, LOCK;
3946 def LOCK_INC16m : I<0xFF, MRM0m, (outs), (ins i16mem:$dst),
3948 "inc{w}\t$dst", []>, OpSize, LOCK;
3949 def LOCK_INC32m : I<0xFF, MRM0m, (outs), (ins i32mem:$dst),
3951 "inc{l}\t$dst", []>, LOCK;
3953 def LOCK_SUB8mr : I<0x28, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2),
3955 "sub{b}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3956 def LOCK_SUB16mr : I<0x29, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
3958 "sub{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize, LOCK;
3959 def LOCK_SUB32mr : I<0x29, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
3961 "sub{l}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3962 def LOCK_SUB8mi : Ii8<0x80, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src2),
3964 "sub{b}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3965 def LOCK_SUB16mi : Ii16<0x81, MRM5m, (outs), (ins i16mem:$dst, i16imm:$src2),
3967 "sub{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize, LOCK;
3968 def LOCK_SUB32mi : Ii32<0x81, MRM5m, (outs), (ins i32mem:$dst, i32imm:$src2),
3970 "sub{l}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3971 def LOCK_SUB16mi8 : Ii8<0x83, MRM5m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
3973 "sub{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize, LOCK;
3974 def LOCK_SUB32mi8 : Ii8<0x83, MRM5m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
3976 "sub{l}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
3978 def LOCK_DEC8m : I<0xFE, MRM1m, (outs), (ins i8mem :$dst),
3980 "dec{b}\t$dst", []>, LOCK;
3981 def LOCK_DEC16m : I<0xFF, MRM1m, (outs), (ins i16mem:$dst),
3983 "dec{w}\t$dst", []>, OpSize, LOCK;
3984 def LOCK_DEC32m : I<0xFF, MRM1m, (outs), (ins i32mem:$dst),
3986 "dec{l}\t$dst", []>, LOCK;
3989 // Atomic exchange, and, or, xor
3990 let Constraints = "$val = $dst", Defs = [EFLAGS],
3991 usesCustomInserter = 1 in {
3992 def ATOMAND32 : I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3993 "#ATOMAND32 PSEUDO!",
3994 [(set GR32:$dst, (atomic_load_and_32 addr:$ptr, GR32:$val))]>;
3995 def ATOMOR32 : I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3996 "#ATOMOR32 PSEUDO!",
3997 [(set GR32:$dst, (atomic_load_or_32 addr:$ptr, GR32:$val))]>;
3998 def ATOMXOR32 : I<0, Pseudo,(outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3999 "#ATOMXOR32 PSEUDO!",
4000 [(set GR32:$dst, (atomic_load_xor_32 addr:$ptr, GR32:$val))]>;
4001 def ATOMNAND32 : I<0, Pseudo,(outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
4002 "#ATOMNAND32 PSEUDO!",
4003 [(set GR32:$dst, (atomic_load_nand_32 addr:$ptr, GR32:$val))]>;
4004 def ATOMMIN32: I<0, Pseudo, (outs GR32:$dst), (ins i32mem:$ptr, GR32:$val),
4005 "#ATOMMIN32 PSEUDO!",
4006 [(set GR32:$dst, (atomic_load_min_32 addr:$ptr, GR32:$val))]>;
4007 def ATOMMAX32: I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
4008 "#ATOMMAX32 PSEUDO!",
4009 [(set GR32:$dst, (atomic_load_max_32 addr:$ptr, GR32:$val))]>;
4010 def ATOMUMIN32: I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
4011 "#ATOMUMIN32 PSEUDO!",
4012 [(set GR32:$dst, (atomic_load_umin_32 addr:$ptr, GR32:$val))]>;
4013 def ATOMUMAX32: I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
4014 "#ATOMUMAX32 PSEUDO!",
4015 [(set GR32:$dst, (atomic_load_umax_32 addr:$ptr, GR32:$val))]>;
4017 def ATOMAND16 : I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
4018 "#ATOMAND16 PSEUDO!",
4019 [(set GR16:$dst, (atomic_load_and_16 addr:$ptr, GR16:$val))]>;
4020 def ATOMOR16 : I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
4021 "#ATOMOR16 PSEUDO!",
4022 [(set GR16:$dst, (atomic_load_or_16 addr:$ptr, GR16:$val))]>;
4023 def ATOMXOR16 : I<0, Pseudo,(outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
4024 "#ATOMXOR16 PSEUDO!",
4025 [(set GR16:$dst, (atomic_load_xor_16 addr:$ptr, GR16:$val))]>;
4026 def ATOMNAND16 : I<0, Pseudo,(outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
4027 "#ATOMNAND16 PSEUDO!",
4028 [(set GR16:$dst, (atomic_load_nand_16 addr:$ptr, GR16:$val))]>;
4029 def ATOMMIN16: I<0, Pseudo, (outs GR16:$dst), (ins i16mem:$ptr, GR16:$val),
4030 "#ATOMMIN16 PSEUDO!",
4031 [(set GR16:$dst, (atomic_load_min_16 addr:$ptr, GR16:$val))]>;
4032 def ATOMMAX16: I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
4033 "#ATOMMAX16 PSEUDO!",
4034 [(set GR16:$dst, (atomic_load_max_16 addr:$ptr, GR16:$val))]>;
4035 def ATOMUMIN16: I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
4036 "#ATOMUMIN16 PSEUDO!",
4037 [(set GR16:$dst, (atomic_load_umin_16 addr:$ptr, GR16:$val))]>;
4038 def ATOMUMAX16: I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
4039 "#ATOMUMAX16 PSEUDO!",
4040 [(set GR16:$dst, (atomic_load_umax_16 addr:$ptr, GR16:$val))]>;
4042 def ATOMAND8 : I<0, Pseudo, (outs GR8:$dst),(ins i8mem:$ptr, GR8:$val),
4043 "#ATOMAND8 PSEUDO!",
4044 [(set GR8:$dst, (atomic_load_and_8 addr:$ptr, GR8:$val))]>;
4045 def ATOMOR8 : I<0, Pseudo, (outs GR8:$dst),(ins i8mem:$ptr, GR8:$val),
4047 [(set GR8:$dst, (atomic_load_or_8 addr:$ptr, GR8:$val))]>;
4048 def ATOMXOR8 : I<0, Pseudo,(outs GR8:$dst),(ins i8mem:$ptr, GR8:$val),
4049 "#ATOMXOR8 PSEUDO!",
4050 [(set GR8:$dst, (atomic_load_xor_8 addr:$ptr, GR8:$val))]>;
4051 def ATOMNAND8 : I<0, Pseudo,(outs GR8:$dst),(ins i8mem:$ptr, GR8:$val),
4052 "#ATOMNAND8 PSEUDO!",
4053 [(set GR8:$dst, (atomic_load_nand_8 addr:$ptr, GR8:$val))]>;
4056 let Constraints = "$val1 = $dst1, $val2 = $dst2",
4057 Defs = [EFLAGS, EAX, EBX, ECX, EDX],
4058 Uses = [EAX, EBX, ECX, EDX],
4059 mayLoad = 1, mayStore = 1,
4060 usesCustomInserter = 1 in {
4061 def ATOMAND6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4062 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4063 "#ATOMAND6432 PSEUDO!", []>;
4064 def ATOMOR6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4065 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4066 "#ATOMOR6432 PSEUDO!", []>;
4067 def ATOMXOR6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4068 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4069 "#ATOMXOR6432 PSEUDO!", []>;
4070 def ATOMNAND6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4071 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4072 "#ATOMNAND6432 PSEUDO!", []>;
4073 def ATOMADD6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4074 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4075 "#ATOMADD6432 PSEUDO!", []>;
4076 def ATOMSUB6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4077 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4078 "#ATOMSUB6432 PSEUDO!", []>;
4079 def ATOMSWAP6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
4080 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
4081 "#ATOMSWAP6432 PSEUDO!", []>;
4084 // Segmentation support instructions.
4086 def LAR16rm : I<0x02, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
4087 "lar{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4088 def LAR16rr : I<0x02, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
4089 "lar{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4091 // i16mem operand in LAR32rm and GR32 operand in LAR32rr is not a typo.
4092 def LAR32rm : I<0x02, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src),
4093 "lar{l}\t{$src, $dst|$dst, $src}", []>, TB;
4094 def LAR32rr : I<0x02, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
4095 "lar{l}\t{$src, $dst|$dst, $src}", []>, TB;
4097 def LSL16rm : I<0x03, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
4098 "lsl{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4099 def LSL16rr : I<0x03, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
4100 "lsl{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4101 def LSL32rm : I<0x03, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
4102 "lsl{l}\t{$src, $dst|$dst, $src}", []>, TB;
4103 def LSL32rr : I<0x03, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
4104 "lsl{l}\t{$src, $dst|$dst, $src}", []>, TB;
4106 def INVLPG : I<0x01, MRM7m, (outs), (ins i8mem:$addr), "invlpg\t$addr", []>, TB;
4108 def STRr : I<0x00, MRM1r, (outs GR16:$dst), (ins),
4109 "str{w}\t{$dst}", []>, TB;
4110 def STRm : I<0x00, MRM1m, (outs i16mem:$dst), (ins),
4111 "str{w}\t{$dst}", []>, TB;
4112 def LTRr : I<0x00, MRM3r, (outs), (ins GR16:$src),
4113 "ltr{w}\t{$src}", []>, TB;
4114 def LTRm : I<0x00, MRM3m, (outs), (ins i16mem:$src),
4115 "ltr{w}\t{$src}", []>, TB;
4117 def PUSHFS16 : I<0xa0, RawFrm, (outs), (ins),
4118 "push{w}\t%fs", []>, OpSize, TB;
4119 def PUSHFS32 : I<0xa0, RawFrm, (outs), (ins),
4120 "push{l}\t%fs", []>, TB;
4121 def PUSHGS16 : I<0xa8, RawFrm, (outs), (ins),
4122 "push{w}\t%gs", []>, OpSize, TB;
4123 def PUSHGS32 : I<0xa8, RawFrm, (outs), (ins),
4124 "push{l}\t%gs", []>, TB;
4126 def POPFS16 : I<0xa1, RawFrm, (outs), (ins),
4127 "pop{w}\t%fs", []>, OpSize, TB;
4128 def POPFS32 : I<0xa1, RawFrm, (outs), (ins),
4129 "pop{l}\t%fs", []>, TB;
4130 def POPGS16 : I<0xa9, RawFrm, (outs), (ins),
4131 "pop{w}\t%gs", []>, OpSize, TB;
4132 def POPGS32 : I<0xa9, RawFrm, (outs), (ins),
4133 "pop{l}\t%gs", []>, TB;
4135 def LDS16rm : I<0xc5, MRMSrcMem, (outs GR16:$dst), (ins opaque32mem:$src),
4136 "lds{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
4137 def LDS32rm : I<0xc5, MRMSrcMem, (outs GR32:$dst), (ins opaque48mem:$src),
4138 "lds{l}\t{$src, $dst|$dst, $src}", []>;
4139 def LSS16rm : I<0xb2, MRMSrcMem, (outs GR16:$dst), (ins opaque32mem:$src),
4140 "lss{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4141 def LSS32rm : I<0xb2, MRMSrcMem, (outs GR32:$dst), (ins opaque48mem:$src),
4142 "lss{l}\t{$src, $dst|$dst, $src}", []>, TB;
4143 def LES16rm : I<0xc4, MRMSrcMem, (outs GR16:$dst), (ins opaque32mem:$src),
4144 "les{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
4145 def LES32rm : I<0xc4, MRMSrcMem, (outs GR32:$dst), (ins opaque48mem:$src),
4146 "les{l}\t{$src, $dst|$dst, $src}", []>;
4147 def LFS16rm : I<0xb4, MRMSrcMem, (outs GR16:$dst), (ins opaque32mem:$src),
4148 "lfs{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4149 def LFS32rm : I<0xb4, MRMSrcMem, (outs GR32:$dst), (ins opaque48mem:$src),
4150 "lfs{l}\t{$src, $dst|$dst, $src}", []>, TB;
4151 def LGS16rm : I<0xb5, MRMSrcMem, (outs GR16:$dst), (ins opaque32mem:$src),
4152 "lgs{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
4153 def LGS32rm : I<0xb5, MRMSrcMem, (outs GR32:$dst), (ins opaque48mem:$src),
4154 "lgs{l}\t{$src, $dst|$dst, $src}", []>, TB;
4156 def VERRr : I<0x00, MRM4r, (outs), (ins GR16:$seg),
4157 "verr\t$seg", []>, TB;
4158 def VERRm : I<0x00, MRM4m, (outs), (ins i16mem:$seg),
4159 "verr\t$seg", []>, TB;
4160 def VERWr : I<0x00, MRM5r, (outs), (ins GR16:$seg),
4161 "verw\t$seg", []>, TB;
4162 def VERWm : I<0x00, MRM5m, (outs), (ins i16mem:$seg),
4163 "verw\t$seg", []>, TB;
4165 // Descriptor-table support instructions
4167 def SGDTm : I<0x01, MRM0m, (outs opaque48mem:$dst), (ins),
4168 "sgdt\t$dst", []>, TB;
4169 def SIDTm : I<0x01, MRM1m, (outs opaque48mem:$dst), (ins),
4170 "sidt\t$dst", []>, TB;
4171 def SLDT16r : I<0x00, MRM0r, (outs GR16:$dst), (ins),
4172 "sldt{w}\t$dst", []>, TB;
4173 def SLDT16m : I<0x00, MRM0m, (outs i16mem:$dst), (ins),
4174 "sldt{w}\t$dst", []>, TB;
4175 def LGDTm : I<0x01, MRM2m, (outs), (ins opaque48mem:$src),
4176 "lgdt\t$src", []>, TB;
4177 def LIDTm : I<0x01, MRM3m, (outs), (ins opaque48mem:$src),
4178 "lidt\t$src", []>, TB;
4179 def LLDT16r : I<0x00, MRM2r, (outs), (ins GR16:$src),
4180 "lldt{w}\t$src", []>, TB;
4181 def LLDT16m : I<0x00, MRM2m, (outs), (ins i16mem:$src),
4182 "lldt{w}\t$src", []>, TB;
4184 // Lock instruction prefix
4185 def LOCK_PREFIX : I<0xF0, RawFrm, (outs), (ins), "lock", []>;
4187 // Repeat string operation instruction prefixes
4188 // These uses the DF flag in the EFLAGS register to inc or dec ECX
4189 let Defs = [ECX], Uses = [ECX,EFLAGS] in {
4190 // Repeat (used with INS, OUTS, MOVS, LODS and STOS)
4191 def REP_PREFIX : I<0xF3, RawFrm, (outs), (ins), "rep", []>;
4192 // Repeat while not equal (used with CMPS and SCAS)
4193 def REPNE_PREFIX : I<0xF2, RawFrm, (outs), (ins), "repne", []>;
4196 // Segment override instruction prefixes
4197 def CS_PREFIX : I<0x2E, RawFrm, (outs), (ins), "cs", []>;
4198 def SS_PREFIX : I<0x36, RawFrm, (outs), (ins), "ss", []>;
4199 def DS_PREFIX : I<0x3E, RawFrm, (outs), (ins), "ds", []>;
4200 def ES_PREFIX : I<0x26, RawFrm, (outs), (ins), "es", []>;
4201 def FS_PREFIX : I<0x64, RawFrm, (outs), (ins), "fs", []>;
4202 def GS_PREFIX : I<0x65, RawFrm, (outs), (ins), "gs", []>;
4204 // String manipulation instructions
4206 def LODSB : I<0xAC, RawFrm, (outs), (ins), "lodsb", []>;
4207 def LODSW : I<0xAD, RawFrm, (outs), (ins), "lodsw", []>, OpSize;
4208 def LODSD : I<0xAD, RawFrm, (outs), (ins), "lods{l|d}", []>;
4210 def OUTSB : I<0x6E, RawFrm, (outs), (ins), "outsb", []>;
4211 def OUTSW : I<0x6F, RawFrm, (outs), (ins), "outsw", []>, OpSize;
4212 def OUTSD : I<0x6F, RawFrm, (outs), (ins), "outs{l|d}", []>;
4214 // CPU flow control instructions
4216 def HLT : I<0xF4, RawFrm, (outs), (ins), "hlt", []>;
4217 def RSM : I<0xAA, RawFrm, (outs), (ins), "rsm", []>, TB;
4219 // FPU control instructions
4221 def FNINIT : I<0xE3, RawFrm, (outs), (ins), "fninit", []>, DB;
4223 // Flag instructions
4225 def CLC : I<0xF8, RawFrm, (outs), (ins), "clc", []>;
4226 def STC : I<0xF9, RawFrm, (outs), (ins), "stc", []>;
4227 def CLI : I<0xFA, RawFrm, (outs), (ins), "cli", []>;
4228 def STI : I<0xFB, RawFrm, (outs), (ins), "sti", []>;
4229 def CLD : I<0xFC, RawFrm, (outs), (ins), "cld", []>;
4230 def STD : I<0xFD, RawFrm, (outs), (ins), "std", []>;
4231 def CMC : I<0xF5, RawFrm, (outs), (ins), "cmc", []>;
4233 def CLTS : I<0x06, RawFrm, (outs), (ins), "clts", []>, TB;
4235 // Table lookup instructions
4237 def XLAT : I<0xD7, RawFrm, (outs), (ins), "xlatb", []>;
4239 // Specialized register support
4241 def WRMSR : I<0x30, RawFrm, (outs), (ins), "wrmsr", []>, TB;
4242 def RDMSR : I<0x32, RawFrm, (outs), (ins), "rdmsr", []>, TB;
4243 def RDPMC : I<0x33, RawFrm, (outs), (ins), "rdpmc", []>, TB;
4245 def SMSW16r : I<0x01, MRM4r, (outs GR16:$dst), (ins),
4246 "smsw{w}\t$dst", []>, OpSize, TB;
4247 def SMSW32r : I<0x01, MRM4r, (outs GR32:$dst), (ins),
4248 "smsw{l}\t$dst", []>, TB;
4249 // For memory operands, there is only a 16-bit form
4250 def SMSW16m : I<0x01, MRM4m, (outs i16mem:$dst), (ins),
4251 "smsw{w}\t$dst", []>, TB;
4253 def LMSW16r : I<0x01, MRM6r, (outs), (ins GR16:$src),
4254 "lmsw{w}\t$src", []>, TB;
4255 def LMSW16m : I<0x01, MRM6m, (outs), (ins i16mem:$src),
4256 "lmsw{w}\t$src", []>, TB;
4258 def CPUID : I<0xA2, RawFrm, (outs), (ins), "cpuid", []>, TB;
4260 // Cache instructions
4262 def INVD : I<0x08, RawFrm, (outs), (ins), "invd", []>, TB;
4263 def WBINVD : I<0x09, RawFrm, (outs), (ins), "wbinvd", []>, TB;
4268 def INVEPT : I<0x80, RawFrm, (outs), (ins), "invept", []>, OpSize, T8;
4270 def INVVPID : I<0x81, RawFrm, (outs), (ins), "invvpid", []>, OpSize, T8;
4272 def VMCALL : I<0x01, MRM_C1, (outs), (ins), "vmcall", []>, TB;
4273 def VMCLEARm : I<0xC7, MRM6m, (outs), (ins i64mem:$vmcs),
4274 "vmclear\t$vmcs", []>, OpSize, TB;
4276 def VMLAUNCH : I<0x01, MRM_C2, (outs), (ins), "vmlaunch", []>, TB;
4278 def VMRESUME : I<0x01, MRM_C3, (outs), (ins), "vmresume", []>, TB;
4279 def VMPTRLDm : I<0xC7, MRM6m, (outs), (ins i64mem:$vmcs),
4280 "vmptrld\t$vmcs", []>, TB;
4281 def VMPTRSTm : I<0xC7, MRM7m, (outs i64mem:$vmcs), (ins),
4282 "vmptrst\t$vmcs", []>, TB;
4283 def VMREAD64rm : I<0x78, MRMDestMem, (outs i64mem:$dst), (ins GR64:$src),
4284 "vmread{q}\t{$src, $dst|$dst, $src}", []>, TB;
4285 def VMREAD64rr : I<0x78, MRMDestReg, (outs GR64:$dst), (ins GR64:$src),
4286 "vmread{q}\t{$src, $dst|$dst, $src}", []>, TB;
4287 def VMREAD32rm : I<0x78, MRMDestMem, (outs i32mem:$dst), (ins GR32:$src),
4288 "vmread{l}\t{$src, $dst|$dst, $src}", []>, TB;
4289 def VMREAD32rr : I<0x78, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
4290 "vmread{l}\t{$src, $dst|$dst, $src}", []>, TB;
4291 def VMWRITE64rm : I<0x79, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
4292 "vmwrite{q}\t{$src, $dst|$dst, $src}", []>, TB;
4293 def VMWRITE64rr : I<0x79, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src),
4294 "vmwrite{q}\t{$src, $dst|$dst, $src}", []>, TB;
4295 def VMWRITE32rm : I<0x79, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
4296 "vmwrite{l}\t{$src, $dst|$dst, $src}", []>, TB;
4297 def VMWRITE32rr : I<0x79, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
4298 "vmwrite{l}\t{$src, $dst|$dst, $src}", []>, TB;
4300 def VMXOFF : I<0x01, MRM_C4, (outs), (ins), "vmxoff", []>, TB;
4301 def VMXON : I<0xC7, MRM6m, (outs), (ins i64mem:$vmxon),
4302 "vmxon\t{$vmxon}", []>, XS;
4304 //===----------------------------------------------------------------------===//
4305 // Non-Instruction Patterns
4306 //===----------------------------------------------------------------------===//
4308 // ConstantPool GlobalAddress, ExternalSymbol, and JumpTable
4309 def : Pat<(i32 (X86Wrapper tconstpool :$dst)), (MOV32ri tconstpool :$dst)>;
4310 def : Pat<(i32 (X86Wrapper tjumptable :$dst)), (MOV32ri tjumptable :$dst)>;
4311 def : Pat<(i32 (X86Wrapper tglobaltlsaddr:$dst)),(MOV32ri tglobaltlsaddr:$dst)>;
4312 def : Pat<(i32 (X86Wrapper tglobaladdr :$dst)), (MOV32ri tglobaladdr :$dst)>;
4313 def : Pat<(i32 (X86Wrapper texternalsym:$dst)), (MOV32ri texternalsym:$dst)>;
4314 def : Pat<(i32 (X86Wrapper tblockaddress:$dst)), (MOV32ri tblockaddress:$dst)>;
4316 def : Pat<(add GR32:$src1, (X86Wrapper tconstpool:$src2)),
4317 (ADD32ri GR32:$src1, tconstpool:$src2)>;
4318 def : Pat<(add GR32:$src1, (X86Wrapper tjumptable:$src2)),
4319 (ADD32ri GR32:$src1, tjumptable:$src2)>;
4320 def : Pat<(add GR32:$src1, (X86Wrapper tglobaladdr :$src2)),
4321 (ADD32ri GR32:$src1, tglobaladdr:$src2)>;
4322 def : Pat<(add GR32:$src1, (X86Wrapper texternalsym:$src2)),
4323 (ADD32ri GR32:$src1, texternalsym:$src2)>;
4324 def : Pat<(add GR32:$src1, (X86Wrapper tblockaddress:$src2)),
4325 (ADD32ri GR32:$src1, tblockaddress:$src2)>;
4327 def : Pat<(store (i32 (X86Wrapper tglobaladdr:$src)), addr:$dst),
4328 (MOV32mi addr:$dst, tglobaladdr:$src)>;
4329 def : Pat<(store (i32 (X86Wrapper texternalsym:$src)), addr:$dst),
4330 (MOV32mi addr:$dst, texternalsym:$src)>;
4331 def : Pat<(store (i32 (X86Wrapper tblockaddress:$src)), addr:$dst),
4332 (MOV32mi addr:$dst, tblockaddress:$src)>;
4336 def : Pat<(X86tcret GR32_TC:$dst, imm:$off),
4337 (TCRETURNri GR32_TC:$dst, imm:$off)>,
4338 Requires<[In32BitMode]>;
4340 // FIXME: This is disabled for 32-bit PIC mode because the global base
4341 // register which is part of the address mode may be assigned a
4342 // callee-saved register.
4343 def : Pat<(X86tcret (load addr:$dst), imm:$off),
4344 (TCRETURNmi addr:$dst, imm:$off)>,
4345 Requires<[In32BitMode, IsNotPIC]>;
4347 def : Pat<(X86tcret (i32 tglobaladdr:$dst), imm:$off),
4348 (TCRETURNdi texternalsym:$dst, imm:$off)>,
4349 Requires<[In32BitMode]>;
4351 def : Pat<(X86tcret (i32 texternalsym:$dst), imm:$off),
4352 (TCRETURNdi texternalsym:$dst, imm:$off)>,
4353 Requires<[In32BitMode]>;
4355 // Normal calls, with various flavors of addresses.
4356 def : Pat<(X86call (i32 tglobaladdr:$dst)),
4357 (CALLpcrel32 tglobaladdr:$dst)>;
4358 def : Pat<(X86call (i32 texternalsym:$dst)),
4359 (CALLpcrel32 texternalsym:$dst)>;
4360 def : Pat<(X86call (i32 imm:$dst)),
4361 (CALLpcrel32 imm:$dst)>, Requires<[CallImmAddr]>;
4363 // X86 specific add which produces a flag.
4364 def : Pat<(addc GR32:$src1, GR32:$src2),
4365 (ADD32rr GR32:$src1, GR32:$src2)>;
4366 def : Pat<(addc GR32:$src1, (load addr:$src2)),
4367 (ADD32rm GR32:$src1, addr:$src2)>;
4368 def : Pat<(addc GR32:$src1, imm:$src2),
4369 (ADD32ri GR32:$src1, imm:$src2)>;
4370 def : Pat<(addc GR32:$src1, i32immSExt8:$src2),
4371 (ADD32ri8 GR32:$src1, i32immSExt8:$src2)>;
4373 def : Pat<(subc GR32:$src1, GR32:$src2),
4374 (SUB32rr GR32:$src1, GR32:$src2)>;
4375 def : Pat<(subc GR32:$src1, (load addr:$src2)),
4376 (SUB32rm GR32:$src1, addr:$src2)>;
4377 def : Pat<(subc GR32:$src1, imm:$src2),
4378 (SUB32ri GR32:$src1, imm:$src2)>;
4379 def : Pat<(subc GR32:$src1, i32immSExt8:$src2),
4380 (SUB32ri8 GR32:$src1, i32immSExt8:$src2)>;
4384 // TEST R,R is smaller than CMP R,0
4385 def : Pat<(X86cmp GR8:$src1, 0),
4386 (TEST8rr GR8:$src1, GR8:$src1)>;
4387 def : Pat<(X86cmp GR16:$src1, 0),
4388 (TEST16rr GR16:$src1, GR16:$src1)>;
4389 def : Pat<(X86cmp GR32:$src1, 0),
4390 (TEST32rr GR32:$src1, GR32:$src1)>;
4392 // Conditional moves with folded loads with operands swapped and conditions
4394 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_B, EFLAGS),
4395 (CMOVAE16rm GR16:$src2, addr:$src1)>;
4396 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_B, EFLAGS),
4397 (CMOVAE32rm GR32:$src2, addr:$src1)>;
4398 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_AE, EFLAGS),
4399 (CMOVB16rm GR16:$src2, addr:$src1)>;
4400 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_AE, EFLAGS),
4401 (CMOVB32rm GR32:$src2, addr:$src1)>;
4402 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_E, EFLAGS),
4403 (CMOVNE16rm GR16:$src2, addr:$src1)>;
4404 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_E, EFLAGS),
4405 (CMOVNE32rm GR32:$src2, addr:$src1)>;
4406 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NE, EFLAGS),
4407 (CMOVE16rm GR16:$src2, addr:$src1)>;
4408 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NE, EFLAGS),
4409 (CMOVE32rm GR32:$src2, addr:$src1)>;
4410 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_BE, EFLAGS),
4411 (CMOVA16rm GR16:$src2, addr:$src1)>;
4412 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_BE, EFLAGS),
4413 (CMOVA32rm GR32:$src2, addr:$src1)>;
4414 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_A, EFLAGS),
4415 (CMOVBE16rm GR16:$src2, addr:$src1)>;
4416 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_A, EFLAGS),
4417 (CMOVBE32rm GR32:$src2, addr:$src1)>;
4418 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_L, EFLAGS),
4419 (CMOVGE16rm GR16:$src2, addr:$src1)>;
4420 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_L, EFLAGS),
4421 (CMOVGE32rm GR32:$src2, addr:$src1)>;
4422 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_GE, EFLAGS),
4423 (CMOVL16rm GR16:$src2, addr:$src1)>;
4424 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_GE, EFLAGS),
4425 (CMOVL32rm GR32:$src2, addr:$src1)>;
4426 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_LE, EFLAGS),
4427 (CMOVG16rm GR16:$src2, addr:$src1)>;
4428 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_LE, EFLAGS),
4429 (CMOVG32rm GR32:$src2, addr:$src1)>;
4430 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_G, EFLAGS),
4431 (CMOVLE16rm GR16:$src2, addr:$src1)>;
4432 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_G, EFLAGS),
4433 (CMOVLE32rm GR32:$src2, addr:$src1)>;
4434 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_P, EFLAGS),
4435 (CMOVNP16rm GR16:$src2, addr:$src1)>;
4436 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_P, EFLAGS),
4437 (CMOVNP32rm GR32:$src2, addr:$src1)>;
4438 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NP, EFLAGS),
4439 (CMOVP16rm GR16:$src2, addr:$src1)>;
4440 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NP, EFLAGS),
4441 (CMOVP32rm GR32:$src2, addr:$src1)>;
4442 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_S, EFLAGS),
4443 (CMOVNS16rm GR16:$src2, addr:$src1)>;
4444 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_S, EFLAGS),
4445 (CMOVNS32rm GR32:$src2, addr:$src1)>;
4446 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NS, EFLAGS),
4447 (CMOVS16rm GR16:$src2, addr:$src1)>;
4448 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NS, EFLAGS),
4449 (CMOVS32rm GR32:$src2, addr:$src1)>;
4450 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_O, EFLAGS),
4451 (CMOVNO16rm GR16:$src2, addr:$src1)>;
4452 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_O, EFLAGS),
4453 (CMOVNO32rm GR32:$src2, addr:$src1)>;
4454 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NO, EFLAGS),
4455 (CMOVO16rm GR16:$src2, addr:$src1)>;
4456 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NO, EFLAGS),
4457 (CMOVO32rm GR32:$src2, addr:$src1)>;
4459 // zextload bool -> zextload byte
4460 def : Pat<(zextloadi8i1 addr:$src), (MOV8rm addr:$src)>;
4461 def : Pat<(zextloadi16i1 addr:$src), (MOVZX16rm8 addr:$src)>;
4462 def : Pat<(zextloadi32i1 addr:$src), (MOVZX32rm8 addr:$src)>;
4464 // extload bool -> extload byte
4465 def : Pat<(extloadi8i1 addr:$src), (MOV8rm addr:$src)>;
4466 def : Pat<(extloadi16i1 addr:$src), (MOVZX16rm8 addr:$src)>;
4467 def : Pat<(extloadi32i1 addr:$src), (MOVZX32rm8 addr:$src)>;
4468 def : Pat<(extloadi16i8 addr:$src), (MOVZX16rm8 addr:$src)>;
4469 def : Pat<(extloadi32i8 addr:$src), (MOVZX32rm8 addr:$src)>;
4470 def : Pat<(extloadi32i16 addr:$src), (MOVZX32rm16 addr:$src)>;
4472 // anyext. Define these to do an explicit zero-extend to
4473 // avoid partial-register updates.
4474 def : Pat<(i16 (anyext GR8 :$src)), (MOVZX16rr8 GR8 :$src)>;
4475 def : Pat<(i32 (anyext GR8 :$src)), (MOVZX32rr8 GR8 :$src)>;
4476 def : Pat<(i32 (anyext GR16:$src)), (MOVZX32rr16 GR16:$src)>;
4478 //===----------------------------------------------------------------------===//
4480 //===----------------------------------------------------------------------===//
4482 // Odd encoding trick: -128 fits into an 8-bit immediate field while
4483 // +128 doesn't, so in this special case use a sub instead of an add.
4484 def : Pat<(add GR16:$src1, 128),
4485 (SUB16ri8 GR16:$src1, -128)>;
4486 def : Pat<(store (add (loadi16 addr:$dst), 128), addr:$dst),
4487 (SUB16mi8 addr:$dst, -128)>;
4488 def : Pat<(add GR32:$src1, 128),
4489 (SUB32ri8 GR32:$src1, -128)>;
4490 def : Pat<(store (add (loadi32 addr:$dst), 128), addr:$dst),
4491 (SUB32mi8 addr:$dst, -128)>;
4493 // r & (2^16-1) ==> movz
4494 def : Pat<(and GR32:$src1, 0xffff),
4495 (MOVZX32rr16 (EXTRACT_SUBREG GR32:$src1, x86_subreg_16bit))>;
4496 // r & (2^8-1) ==> movz
4497 def : Pat<(and GR32:$src1, 0xff),
4498 (MOVZX32rr8 (EXTRACT_SUBREG (i32 (COPY_TO_REGCLASS GR32:$src1,
4501 Requires<[In32BitMode]>;
4502 // r & (2^8-1) ==> movz
4503 def : Pat<(and GR16:$src1, 0xff),
4504 (MOVZX16rr8 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR16:$src1,
4507 Requires<[In32BitMode]>;
4509 // sext_inreg patterns
4510 def : Pat<(sext_inreg GR32:$src, i16),
4511 (MOVSX32rr16 (EXTRACT_SUBREG GR32:$src, x86_subreg_16bit))>;
4512 def : Pat<(sext_inreg GR32:$src, i8),
4513 (MOVSX32rr8 (EXTRACT_SUBREG (i32 (COPY_TO_REGCLASS GR32:$src,
4516 Requires<[In32BitMode]>;
4517 def : Pat<(sext_inreg GR16:$src, i8),
4518 (MOVSX16rr8 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR16:$src,
4521 Requires<[In32BitMode]>;
4524 def : Pat<(i16 (trunc GR32:$src)),
4525 (EXTRACT_SUBREG GR32:$src, x86_subreg_16bit)>;
4526 def : Pat<(i8 (trunc GR32:$src)),
4527 (EXTRACT_SUBREG (i32 (COPY_TO_REGCLASS GR32:$src, GR32_ABCD)),
4529 Requires<[In32BitMode]>;
4530 def : Pat<(i8 (trunc GR16:$src)),
4531 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR16:$src, GR16_ABCD)),
4533 Requires<[In32BitMode]>;
4535 // h-register tricks
4536 def : Pat<(i8 (trunc (srl_su GR16:$src, (i8 8)))),
4537 (EXTRACT_SUBREG (i32 (COPY_TO_REGCLASS GR16:$src, GR16_ABCD)),
4538 x86_subreg_8bit_hi)>,
4539 Requires<[In32BitMode]>;
4540 def : Pat<(i8 (trunc (srl_su GR32:$src, (i8 8)))),
4541 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR32:$src, GR32_ABCD)),
4542 x86_subreg_8bit_hi)>,
4543 Requires<[In32BitMode]>;
4544 def : Pat<(srl GR16:$src, (i8 8)),
4547 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR16:$src, GR16_ABCD)),
4548 x86_subreg_8bit_hi)),
4550 Requires<[In32BitMode]>;
4551 def : Pat<(i32 (zext (srl_su GR16:$src, (i8 8)))),
4552 (MOVZX32rr8 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR16:$src,
4554 x86_subreg_8bit_hi))>,
4555 Requires<[In32BitMode]>;
4556 def : Pat<(i32 (anyext (srl_su GR16:$src, (i8 8)))),
4557 (MOVZX32rr8 (EXTRACT_SUBREG (i16 (COPY_TO_REGCLASS GR16:$src,
4559 x86_subreg_8bit_hi))>,
4560 Requires<[In32BitMode]>;
4561 def : Pat<(and (srl_su GR32:$src, (i8 8)), (i32 255)),
4562 (MOVZX32rr8 (EXTRACT_SUBREG (i32 (COPY_TO_REGCLASS GR32:$src,
4564 x86_subreg_8bit_hi))>,
4565 Requires<[In32BitMode]>;
4567 // (shl x, 1) ==> (add x, x)
4568 def : Pat<(shl GR8 :$src1, (i8 1)), (ADD8rr GR8 :$src1, GR8 :$src1)>;
4569 def : Pat<(shl GR16:$src1, (i8 1)), (ADD16rr GR16:$src1, GR16:$src1)>;
4570 def : Pat<(shl GR32:$src1, (i8 1)), (ADD32rr GR32:$src1, GR32:$src1)>;
4572 // (shl x (and y, 31)) ==> (shl x, y)
4573 def : Pat<(shl GR8:$src1, (and CL, 31)),
4574 (SHL8rCL GR8:$src1)>;
4575 def : Pat<(shl GR16:$src1, (and CL, 31)),
4576 (SHL16rCL GR16:$src1)>;
4577 def : Pat<(shl GR32:$src1, (and CL, 31)),
4578 (SHL32rCL GR32:$src1)>;
4579 def : Pat<(store (shl (loadi8 addr:$dst), (and CL, 31)), addr:$dst),
4580 (SHL8mCL addr:$dst)>;
4581 def : Pat<(store (shl (loadi16 addr:$dst), (and CL, 31)), addr:$dst),
4582 (SHL16mCL addr:$dst)>;
4583 def : Pat<(store (shl (loadi32 addr:$dst), (and CL, 31)), addr:$dst),
4584 (SHL32mCL addr:$dst)>;
4586 def : Pat<(srl GR8:$src1, (and CL, 31)),
4587 (SHR8rCL GR8:$src1)>;
4588 def : Pat<(srl GR16:$src1, (and CL, 31)),
4589 (SHR16rCL GR16:$src1)>;
4590 def : Pat<(srl GR32:$src1, (and CL, 31)),
4591 (SHR32rCL GR32:$src1)>;
4592 def : Pat<(store (srl (loadi8 addr:$dst), (and CL, 31)), addr:$dst),
4593 (SHR8mCL addr:$dst)>;
4594 def : Pat<(store (srl (loadi16 addr:$dst), (and CL, 31)), addr:$dst),
4595 (SHR16mCL addr:$dst)>;
4596 def : Pat<(store (srl (loadi32 addr:$dst), (and CL, 31)), addr:$dst),
4597 (SHR32mCL addr:$dst)>;
4599 def : Pat<(sra GR8:$src1, (and CL, 31)),
4600 (SAR8rCL GR8:$src1)>;
4601 def : Pat<(sra GR16:$src1, (and CL, 31)),
4602 (SAR16rCL GR16:$src1)>;
4603 def : Pat<(sra GR32:$src1, (and CL, 31)),
4604 (SAR32rCL GR32:$src1)>;
4605 def : Pat<(store (sra (loadi8 addr:$dst), (and CL, 31)), addr:$dst),
4606 (SAR8mCL addr:$dst)>;
4607 def : Pat<(store (sra (loadi16 addr:$dst), (and CL, 31)), addr:$dst),
4608 (SAR16mCL addr:$dst)>;
4609 def : Pat<(store (sra (loadi32 addr:$dst), (and CL, 31)), addr:$dst),
4610 (SAR32mCL addr:$dst)>;
4612 // (or (x >> c) | (y << (32 - c))) ==> (shrd32 x, y, c)
4613 def : Pat<(or (srl GR32:$src1, CL:$amt),
4614 (shl GR32:$src2, (sub 32, CL:$amt))),
4615 (SHRD32rrCL GR32:$src1, GR32:$src2)>;
4617 def : Pat<(store (or (srl (loadi32 addr:$dst), CL:$amt),
4618 (shl GR32:$src2, (sub 32, CL:$amt))), addr:$dst),
4619 (SHRD32mrCL addr:$dst, GR32:$src2)>;
4621 def : Pat<(or (srl GR32:$src1, (i8 (trunc ECX:$amt))),
4622 (shl GR32:$src2, (i8 (trunc (sub 32, ECX:$amt))))),
4623 (SHRD32rrCL GR32:$src1, GR32:$src2)>;
4625 def : Pat<(store (or (srl (loadi32 addr:$dst), (i8 (trunc ECX:$amt))),
4626 (shl GR32:$src2, (i8 (trunc (sub 32, ECX:$amt))))),
4628 (SHRD32mrCL addr:$dst, GR32:$src2)>;
4630 def : Pat<(shrd GR32:$src1, (i8 imm:$amt1), GR32:$src2, (i8 imm/*:$amt2*/)),
4631 (SHRD32rri8 GR32:$src1, GR32:$src2, (i8 imm:$amt1))>;
4633 def : Pat<(store (shrd (loadi32 addr:$dst), (i8 imm:$amt1),
4634 GR32:$src2, (i8 imm/*:$amt2*/)), addr:$dst),
4635 (SHRD32mri8 addr:$dst, GR32:$src2, (i8 imm:$amt1))>;
4637 // (or (x << c) | (y >> (32 - c))) ==> (shld32 x, y, c)
4638 def : Pat<(or (shl GR32:$src1, CL:$amt),
4639 (srl GR32:$src2, (sub 32, CL:$amt))),
4640 (SHLD32rrCL GR32:$src1, GR32:$src2)>;
4642 def : Pat<(store (or (shl (loadi32 addr:$dst), CL:$amt),
4643 (srl GR32:$src2, (sub 32, CL:$amt))), addr:$dst),
4644 (SHLD32mrCL addr:$dst, GR32:$src2)>;
4646 def : Pat<(or (shl GR32:$src1, (i8 (trunc ECX:$amt))),
4647 (srl GR32:$src2, (i8 (trunc (sub 32, ECX:$amt))))),
4648 (SHLD32rrCL GR32:$src1, GR32:$src2)>;
4650 def : Pat<(store (or (shl (loadi32 addr:$dst), (i8 (trunc ECX:$amt))),
4651 (srl GR32:$src2, (i8 (trunc (sub 32, ECX:$amt))))),
4653 (SHLD32mrCL addr:$dst, GR32:$src2)>;
4655 def : Pat<(shld GR32:$src1, (i8 imm:$amt1), GR32:$src2, (i8 imm/*:$amt2*/)),
4656 (SHLD32rri8 GR32:$src1, GR32:$src2, (i8 imm:$amt1))>;
4658 def : Pat<(store (shld (loadi32 addr:$dst), (i8 imm:$amt1),
4659 GR32:$src2, (i8 imm/*:$amt2*/)), addr:$dst),
4660 (SHLD32mri8 addr:$dst, GR32:$src2, (i8 imm:$amt1))>;
4662 // (or (x >> c) | (y << (16 - c))) ==> (shrd16 x, y, c)
4663 def : Pat<(or (srl GR16:$src1, CL:$amt),
4664 (shl GR16:$src2, (sub 16, CL:$amt))),
4665 (SHRD16rrCL GR16:$src1, GR16:$src2)>;
4667 def : Pat<(store (or (srl (loadi16 addr:$dst), CL:$amt),
4668 (shl GR16:$src2, (sub 16, CL:$amt))), addr:$dst),
4669 (SHRD16mrCL addr:$dst, GR16:$src2)>;
4671 def : Pat<(or (srl GR16:$src1, (i8 (trunc CX:$amt))),
4672 (shl GR16:$src2, (i8 (trunc (sub 16, CX:$amt))))),
4673 (SHRD16rrCL GR16:$src1, GR16:$src2)>;
4675 def : Pat<(store (or (srl (loadi16 addr:$dst), (i8 (trunc CX:$amt))),
4676 (shl GR16:$src2, (i8 (trunc (sub 16, CX:$amt))))),
4678 (SHRD16mrCL addr:$dst, GR16:$src2)>;
4680 def : Pat<(shrd GR16:$src1, (i8 imm:$amt1), GR16:$src2, (i8 imm/*:$amt2*/)),
4681 (SHRD16rri8 GR16:$src1, GR16:$src2, (i8 imm:$amt1))>;
4683 def : Pat<(store (shrd (loadi16 addr:$dst), (i8 imm:$amt1),
4684 GR16:$src2, (i8 imm/*:$amt2*/)), addr:$dst),
4685 (SHRD16mri8 addr:$dst, GR16:$src2, (i8 imm:$amt1))>;
4687 // (or (x << c) | (y >> (16 - c))) ==> (shld16 x, y, c)
4688 def : Pat<(or (shl GR16:$src1, CL:$amt),
4689 (srl GR16:$src2, (sub 16, CL:$amt))),
4690 (SHLD16rrCL GR16:$src1, GR16:$src2)>;
4692 def : Pat<(store (or (shl (loadi16 addr:$dst), CL:$amt),
4693 (srl GR16:$src2, (sub 16, CL:$amt))), addr:$dst),
4694 (SHLD16mrCL addr:$dst, GR16:$src2)>;
4696 def : Pat<(or (shl GR16:$src1, (i8 (trunc CX:$amt))),
4697 (srl GR16:$src2, (i8 (trunc (sub 16, CX:$amt))))),
4698 (SHLD16rrCL GR16:$src1, GR16:$src2)>;
4700 def : Pat<(store (or (shl (loadi16 addr:$dst), (i8 (trunc CX:$amt))),
4701 (srl GR16:$src2, (i8 (trunc (sub 16, CX:$amt))))),
4703 (SHLD16mrCL addr:$dst, GR16:$src2)>;
4705 def : Pat<(shld GR16:$src1, (i8 imm:$amt1), GR16:$src2, (i8 imm/*:$amt2*/)),
4706 (SHLD16rri8 GR16:$src1, GR16:$src2, (i8 imm:$amt1))>;
4708 def : Pat<(store (shld (loadi16 addr:$dst), (i8 imm:$amt1),
4709 GR16:$src2, (i8 imm/*:$amt2*/)), addr:$dst),
4710 (SHLD16mri8 addr:$dst, GR16:$src2, (i8 imm:$amt1))>;
4712 // (anyext (setcc_carry)) -> (setcc_carry)
4713 def : Pat<(i16 (anyext (i8 (X86setcc_c X86_COND_B, EFLAGS)))),
4715 def : Pat<(i32 (anyext (i8 (X86setcc_c X86_COND_B, EFLAGS)))),
4718 // (or x1, x2) -> (add x1, x2) if two operands are known not to share bits.
4719 let AddedComplexity = 5 in { // Try this before the selecting to OR
4720 def : Pat<(or_is_add GR16:$src1, imm:$src2),
4721 (ADD16ri GR16:$src1, imm:$src2)>;
4722 def : Pat<(or_is_add GR32:$src1, imm:$src2),
4723 (ADD32ri GR32:$src1, imm:$src2)>;
4724 def : Pat<(or_is_add GR16:$src1, i16immSExt8:$src2),
4725 (ADD16ri8 GR16:$src1, i16immSExt8:$src2)>;
4726 def : Pat<(or_is_add GR32:$src1, i32immSExt8:$src2),
4727 (ADD32ri8 GR32:$src1, i32immSExt8:$src2)>;
4728 def : Pat<(or_is_add GR16:$src1, GR16:$src2),
4729 (ADD16rr GR16:$src1, GR16:$src2)>;
4730 def : Pat<(or_is_add GR32:$src1, GR32:$src2),
4731 (ADD32rr GR32:$src1, GR32:$src2)>;
4732 } // AddedComplexity
4734 //===----------------------------------------------------------------------===//
4735 // EFLAGS-defining Patterns
4736 //===----------------------------------------------------------------------===//
4739 def : Pat<(add GR8 :$src1, GR8 :$src2), (ADD8rr GR8 :$src1, GR8 :$src2)>;
4740 def : Pat<(add GR16:$src1, GR16:$src2), (ADD16rr GR16:$src1, GR16:$src2)>;
4741 def : Pat<(add GR32:$src1, GR32:$src2), (ADD32rr GR32:$src1, GR32:$src2)>;
4744 def : Pat<(add GR8:$src1, (loadi8 addr:$src2)),
4745 (ADD8rm GR8:$src1, addr:$src2)>;
4746 def : Pat<(add GR16:$src1, (loadi16 addr:$src2)),
4747 (ADD16rm GR16:$src1, addr:$src2)>;
4748 def : Pat<(add GR32:$src1, (loadi32 addr:$src2)),
4749 (ADD32rm GR32:$src1, addr:$src2)>;
4752 def : Pat<(add GR8 :$src1, imm:$src2), (ADD8ri GR8:$src1 , imm:$src2)>;
4753 def : Pat<(add GR16:$src1, imm:$src2), (ADD16ri GR16:$src1, imm:$src2)>;
4754 def : Pat<(add GR32:$src1, imm:$src2), (ADD32ri GR32:$src1, imm:$src2)>;
4755 def : Pat<(add GR16:$src1, i16immSExt8:$src2),
4756 (ADD16ri8 GR16:$src1, i16immSExt8:$src2)>;
4757 def : Pat<(add GR32:$src1, i32immSExt8:$src2),
4758 (ADD32ri8 GR32:$src1, i32immSExt8:$src2)>;
4761 def : Pat<(sub GR8 :$src1, GR8 :$src2), (SUB8rr GR8 :$src1, GR8 :$src2)>;
4762 def : Pat<(sub GR16:$src1, GR16:$src2), (SUB16rr GR16:$src1, GR16:$src2)>;
4763 def : Pat<(sub GR32:$src1, GR32:$src2), (SUB32rr GR32:$src1, GR32:$src2)>;
4766 def : Pat<(sub GR8:$src1, (loadi8 addr:$src2)),
4767 (SUB8rm GR8:$src1, addr:$src2)>;
4768 def : Pat<(sub GR16:$src1, (loadi16 addr:$src2)),
4769 (SUB16rm GR16:$src1, addr:$src2)>;
4770 def : Pat<(sub GR32:$src1, (loadi32 addr:$src2)),
4771 (SUB32rm GR32:$src1, addr:$src2)>;
4774 def : Pat<(sub GR8:$src1, imm:$src2),
4775 (SUB8ri GR8:$src1, imm:$src2)>;
4776 def : Pat<(sub GR16:$src1, imm:$src2),
4777 (SUB16ri GR16:$src1, imm:$src2)>;
4778 def : Pat<(sub GR32:$src1, imm:$src2),
4779 (SUB32ri GR32:$src1, imm:$src2)>;
4780 def : Pat<(sub GR16:$src1, i16immSExt8:$src2),
4781 (SUB16ri8 GR16:$src1, i16immSExt8:$src2)>;
4782 def : Pat<(sub GR32:$src1, i32immSExt8:$src2),
4783 (SUB32ri8 GR32:$src1, i32immSExt8:$src2)>;
4786 def : Pat<(mul GR16:$src1, GR16:$src2),
4787 (IMUL16rr GR16:$src1, GR16:$src2)>;
4788 def : Pat<(mul GR32:$src1, GR32:$src2),
4789 (IMUL32rr GR32:$src1, GR32:$src2)>;
4792 def : Pat<(mul GR16:$src1, (loadi16 addr:$src2)),
4793 (IMUL16rm GR16:$src1, addr:$src2)>;
4794 def : Pat<(mul GR32:$src1, (loadi32 addr:$src2)),
4795 (IMUL32rm GR32:$src1, addr:$src2)>;
4798 def : Pat<(mul GR16:$src1, imm:$src2),
4799 (IMUL16rri GR16:$src1, imm:$src2)>;
4800 def : Pat<(mul GR32:$src1, imm:$src2),
4801 (IMUL32rri GR32:$src1, imm:$src2)>;
4802 def : Pat<(mul GR16:$src1, i16immSExt8:$src2),
4803 (IMUL16rri8 GR16:$src1, i16immSExt8:$src2)>;
4804 def : Pat<(mul GR32:$src1, i32immSExt8:$src2),
4805 (IMUL32rri8 GR32:$src1, i32immSExt8:$src2)>;
4807 // reg = mul mem, imm
4808 def : Pat<(mul (loadi16 addr:$src1), imm:$src2),
4809 (IMUL16rmi addr:$src1, imm:$src2)>;
4810 def : Pat<(mul (loadi32 addr:$src1), imm:$src2),
4811 (IMUL32rmi addr:$src1, imm:$src2)>;
4812 def : Pat<(mul (loadi16 addr:$src1), i16immSExt8:$src2),
4813 (IMUL16rmi8 addr:$src1, i16immSExt8:$src2)>;
4814 def : Pat<(mul (loadi32 addr:$src1), i32immSExt8:$src2),
4815 (IMUL32rmi8 addr:$src1, i32immSExt8:$src2)>;
4817 // Optimize multiply by 2 with EFLAGS result.
4818 let AddedComplexity = 2 in {
4819 def : Pat<(X86smul_flag GR16:$src1, 2), (ADD16rr GR16:$src1, GR16:$src1)>;
4820 def : Pat<(X86smul_flag GR32:$src1, 2), (ADD32rr GR32:$src1, GR32:$src1)>;
4823 // Patterns for nodes that do not produce flags, for instructions that do.
4826 def : Pat<(add GR8:$src , 1), (INC8r GR8:$src)>;
4827 def : Pat<(add GR16:$src, 1), (INC16r GR16:$src)>, Requires<[In32BitMode]>;
4828 def : Pat<(add GR32:$src, 1), (INC32r GR32:$src)>, Requires<[In32BitMode]>;
4831 def : Pat<(add GR8:$src , -1), (DEC8r GR8:$src)>;
4832 def : Pat<(add GR16:$src, -1), (DEC16r GR16:$src)>, Requires<[In32BitMode]>;
4833 def : Pat<(add GR32:$src, -1), (DEC32r GR32:$src)>, Requires<[In32BitMode]>;
4836 def : Pat<(or GR8 :$src1, GR8 :$src2), (OR8rr GR8 :$src1, GR8 :$src2)>;
4837 def : Pat<(or GR16:$src1, GR16:$src2), (OR16rr GR16:$src1, GR16:$src2)>;
4838 def : Pat<(or GR32:$src1, GR32:$src2), (OR32rr GR32:$src1, GR32:$src2)>;
4841 def : Pat<(or GR8:$src1, (loadi8 addr:$src2)),
4842 (OR8rm GR8:$src1, addr:$src2)>;
4843 def : Pat<(or GR16:$src1, (loadi16 addr:$src2)),
4844 (OR16rm GR16:$src1, addr:$src2)>;
4845 def : Pat<(or GR32:$src1, (loadi32 addr:$src2)),
4846 (OR32rm GR32:$src1, addr:$src2)>;
4849 def : Pat<(or GR8:$src1 , imm:$src2), (OR8ri GR8 :$src1, imm:$src2)>;
4850 def : Pat<(or GR16:$src1, imm:$src2), (OR16ri GR16:$src1, imm:$src2)>;
4851 def : Pat<(or GR32:$src1, imm:$src2), (OR32ri GR32:$src1, imm:$src2)>;
4852 def : Pat<(or GR16:$src1, i16immSExt8:$src2),
4853 (OR16ri8 GR16:$src1, i16immSExt8:$src2)>;
4854 def : Pat<(or GR32:$src1, i32immSExt8:$src2),
4855 (OR32ri8 GR32:$src1, i32immSExt8:$src2)>;
4858 def : Pat<(xor GR8 :$src1, GR8 :$src2), (XOR8rr GR8 :$src1, GR8 :$src2)>;
4859 def : Pat<(xor GR16:$src1, GR16:$src2), (XOR16rr GR16:$src1, GR16:$src2)>;
4860 def : Pat<(xor GR32:$src1, GR32:$src2), (XOR32rr GR32:$src1, GR32:$src2)>;
4863 def : Pat<(xor GR8:$src1, (loadi8 addr:$src2)),
4864 (XOR8rm GR8:$src1, addr:$src2)>;
4865 def : Pat<(xor GR16:$src1, (loadi16 addr:$src2)),
4866 (XOR16rm GR16:$src1, addr:$src2)>;
4867 def : Pat<(xor GR32:$src1, (loadi32 addr:$src2)),
4868 (XOR32rm GR32:$src1, addr:$src2)>;
4871 def : Pat<(xor GR8:$src1, imm:$src2),
4872 (XOR8ri GR8:$src1, imm:$src2)>;
4873 def : Pat<(xor GR16:$src1, imm:$src2),
4874 (XOR16ri GR16:$src1, imm:$src2)>;
4875 def : Pat<(xor GR32:$src1, imm:$src2),
4876 (XOR32ri GR32:$src1, imm:$src2)>;
4877 def : Pat<(xor GR16:$src1, i16immSExt8:$src2),
4878 (XOR16ri8 GR16:$src1, i16immSExt8:$src2)>;
4879 def : Pat<(xor GR32:$src1, i32immSExt8:$src2),
4880 (XOR32ri8 GR32:$src1, i32immSExt8:$src2)>;
4883 def : Pat<(and GR8 :$src1, GR8 :$src2), (AND8rr GR8 :$src1, GR8 :$src2)>;
4884 def : Pat<(and GR16:$src1, GR16:$src2), (AND16rr GR16:$src1, GR16:$src2)>;
4885 def : Pat<(and GR32:$src1, GR32:$src2), (AND32rr GR32:$src1, GR32:$src2)>;
4888 def : Pat<(and GR8:$src1, (loadi8 addr:$src2)),
4889 (AND8rm GR8:$src1, addr:$src2)>;
4890 def : Pat<(and GR16:$src1, (loadi16 addr:$src2)),
4891 (AND16rm GR16:$src1, addr:$src2)>;
4892 def : Pat<(and GR32:$src1, (loadi32 addr:$src2)),
4893 (AND32rm GR32:$src1, addr:$src2)>;
4896 def : Pat<(and GR8:$src1, imm:$src2),
4897 (AND8ri GR8:$src1, imm:$src2)>;
4898 def : Pat<(and GR16:$src1, imm:$src2),
4899 (AND16ri GR16:$src1, imm:$src2)>;
4900 def : Pat<(and GR32:$src1, imm:$src2),
4901 (AND32ri GR32:$src1, imm:$src2)>;
4902 def : Pat<(and GR16:$src1, i16immSExt8:$src2),
4903 (AND16ri8 GR16:$src1, i16immSExt8:$src2)>;
4904 def : Pat<(and GR32:$src1, i32immSExt8:$src2),
4905 (AND32ri8 GR32:$src1, i32immSExt8:$src2)>;
4907 // -disable-16bit support.
4908 def : Pat<(truncstorei16 (i16 imm:$src), addr:$dst),
4909 (MOV16mi addr:$dst, imm:$src)>;
4910 def : Pat<(truncstorei16 GR32:$src, addr:$dst),
4911 (MOV16mr addr:$dst, (EXTRACT_SUBREG GR32:$src, x86_subreg_16bit))>;
4912 def : Pat<(i32 (sextloadi16 addr:$dst)),
4913 (MOVSX32rm16 addr:$dst)>;
4914 def : Pat<(i32 (zextloadi16 addr:$dst)),
4915 (MOVZX32rm16 addr:$dst)>;
4916 def : Pat<(i32 (extloadi16 addr:$dst)),
4917 (MOVZX32rm16 addr:$dst)>;
4919 //===----------------------------------------------------------------------===//
4920 // Floating Point Stack Support
4921 //===----------------------------------------------------------------------===//
4923 include "X86InstrFPStack.td"
4925 //===----------------------------------------------------------------------===//
4927 //===----------------------------------------------------------------------===//
4929 include "X86Instr64bit.td"
4931 //===----------------------------------------------------------------------===//
4932 // SIMD support (SSE, MMX and AVX)
4933 //===----------------------------------------------------------------------===//
4935 include "X86InstrFragmentsSIMD.td"
4937 //===----------------------------------------------------------------------===//
4938 // XMM Floating point support (requires SSE / SSE2)
4939 //===----------------------------------------------------------------------===//
4941 include "X86InstrSSE.td"
4943 //===----------------------------------------------------------------------===//
4944 // MMX and XMM Packed Integer support (requires MMX, SSE, and SSE2)
4945 //===----------------------------------------------------------------------===//
4947 include "X86InstrMMX.td"