1 //===- X86InstrInfo.td - Describe the X86 Instruction Set --*- tablegen -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file describes the X86 instruction set, defining the instructions, and
11 // properties of the instructions which are needed for code generation, machine
12 // code emission, and analysis.
14 //===----------------------------------------------------------------------===//
16 //===----------------------------------------------------------------------===//
17 // X86 specific DAG Nodes.
20 def SDTIntShiftDOp: SDTypeProfile<1, 3,
21 [SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>,
22 SDTCisInt<0>, SDTCisInt<3>]>;
24 def SDTX86CmpTest : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>;
26 def SDTX86Cmov : SDTypeProfile<1, 4,
27 [SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>,
28 SDTCisVT<3, i8>, SDTCisVT<4, i32>]>;
30 // Unary and binary operator instructions that set EFLAGS as a side-effect.
31 def SDTUnaryArithWithFlags : SDTypeProfile<1, 1,
33 def SDTBinaryArithWithFlags : SDTypeProfile<1, 2,
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>]>;
46 def SDTX86cas : SDTypeProfile<0, 3, [SDTCisPtrTy<0>, SDTCisInt<1>,
48 def SDTX86cas8 : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>;
50 def SDTX86atomicBinary : SDTypeProfile<2, 3, [SDTCisInt<0>, SDTCisInt<1>,
51 SDTCisPtrTy<2>, SDTCisInt<3>,SDTCisInt<4>]>;
52 def SDTX86Ret : SDTypeProfile<0, -1, [SDTCisVT<0, i16>]>;
54 def SDT_X86CallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i32> ]>;
55 def SDT_X86CallSeqEnd : SDCallSeqEnd<[ SDTCisVT<0, i32>,
58 def SDT_X86Call : SDTypeProfile<0, -1, [SDTCisVT<0, iPTR>]>;
60 def SDTX86RepStr : SDTypeProfile<0, 1, [SDTCisVT<0, OtherVT>]>;
62 def SDTX86RdTsc : SDTypeProfile<0, 0, []>;
64 def SDTX86Wrapper : SDTypeProfile<1, 1, [SDTCisSameAs<0, 1>, SDTCisPtrTy<0>]>;
66 def SDT_X86TLSADDR : SDTypeProfile<1, 1, [SDTCisPtrTy<0>, SDTCisInt<1>]>;
68 def SDT_X86TLSTP : SDTypeProfile<1, 0, [SDTCisPtrTy<0>]>;
70 def SDT_X86EHRET : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
72 def SDT_X86TCRET : SDTypeProfile<0, 2, [SDTCisPtrTy<0>, SDTCisVT<1, i32>]>;
74 def X86bsf : SDNode<"X86ISD::BSF", SDTIntUnaryOp>;
75 def X86bsr : SDNode<"X86ISD::BSR", SDTIntUnaryOp>;
76 def X86shld : SDNode<"X86ISD::SHLD", SDTIntShiftDOp>;
77 def X86shrd : SDNode<"X86ISD::SHRD", SDTIntShiftDOp>;
79 def X86cmp : SDNode<"X86ISD::CMP" , SDTX86CmpTest>;
81 def X86bt : SDNode<"X86ISD::BT", SDTX86CmpTest>;
83 def X86cmov : SDNode<"X86ISD::CMOV", SDTX86Cmov>;
84 def X86brcond : SDNode<"X86ISD::BRCOND", SDTX86BrCond,
86 def X86setcc : SDNode<"X86ISD::SETCC", SDTX86SetCC>;
88 def X86cas : SDNode<"X86ISD::LCMPXCHG_DAG", SDTX86cas,
89 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
91 def X86cas8 : SDNode<"X86ISD::LCMPXCHG8_DAG", SDTX86cas8,
92 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
94 def X86AtomAdd64 : SDNode<"X86ISD::ATOMADD64_DAG", SDTX86atomicBinary,
95 [SDNPHasChain, SDNPMayStore,
96 SDNPMayLoad, SDNPMemOperand]>;
97 def X86AtomSub64 : SDNode<"X86ISD::ATOMSUB64_DAG", SDTX86atomicBinary,
98 [SDNPHasChain, SDNPMayStore,
99 SDNPMayLoad, SDNPMemOperand]>;
100 def X86AtomOr64 : SDNode<"X86ISD::ATOMOR64_DAG", SDTX86atomicBinary,
101 [SDNPHasChain, SDNPMayStore,
102 SDNPMayLoad, SDNPMemOperand]>;
103 def X86AtomXor64 : SDNode<"X86ISD::ATOMXOR64_DAG", SDTX86atomicBinary,
104 [SDNPHasChain, SDNPMayStore,
105 SDNPMayLoad, SDNPMemOperand]>;
106 def X86AtomAnd64 : SDNode<"X86ISD::ATOMAND64_DAG", SDTX86atomicBinary,
107 [SDNPHasChain, SDNPMayStore,
108 SDNPMayLoad, SDNPMemOperand]>;
109 def X86AtomNand64 : SDNode<"X86ISD::ATOMNAND64_DAG", SDTX86atomicBinary,
110 [SDNPHasChain, SDNPMayStore,
111 SDNPMayLoad, SDNPMemOperand]>;
112 def X86AtomSwap64 : SDNode<"X86ISD::ATOMSWAP64_DAG", SDTX86atomicBinary,
113 [SDNPHasChain, SDNPMayStore,
114 SDNPMayLoad, SDNPMemOperand]>;
115 def X86retflag : SDNode<"X86ISD::RET_FLAG", SDTX86Ret,
116 [SDNPHasChain, SDNPOptInFlag]>;
118 def X86callseq_start :
119 SDNode<"ISD::CALLSEQ_START", SDT_X86CallSeqStart,
120 [SDNPHasChain, SDNPOutFlag]>;
122 SDNode<"ISD::CALLSEQ_END", SDT_X86CallSeqEnd,
123 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
125 def X86call : SDNode<"X86ISD::CALL", SDT_X86Call,
126 [SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
128 def X86tailcall: SDNode<"X86ISD::TAILCALL", SDT_X86Call,
129 [SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
131 def X86rep_stos: SDNode<"X86ISD::REP_STOS", SDTX86RepStr,
132 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore]>;
133 def X86rep_movs: SDNode<"X86ISD::REP_MOVS", SDTX86RepStr,
134 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
137 def X86rdtsc : SDNode<"X86ISD::RDTSC_DAG",SDTX86RdTsc,
138 [SDNPHasChain, SDNPOutFlag, SDNPSideEffect]>;
140 def X86Wrapper : SDNode<"X86ISD::Wrapper", SDTX86Wrapper>;
141 def X86WrapperRIP : SDNode<"X86ISD::WrapperRIP", SDTX86Wrapper>;
143 def X86tlsaddr : SDNode<"X86ISD::TLSADDR", SDT_X86TLSADDR,
144 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
145 def X86TLStp : SDNode<"X86ISD::THREAD_POINTER", SDT_X86TLSTP, []>;
147 def X86ehret : SDNode<"X86ISD::EH_RETURN", SDT_X86EHRET,
150 def X86tcret : SDNode<"X86ISD::TC_RETURN", SDT_X86TCRET,
151 [SDNPHasChain, SDNPOptInFlag]>;
153 def X86add_flag : SDNode<"X86ISD::ADD", SDTBinaryArithWithFlags>;
154 def X86sub_flag : SDNode<"X86ISD::SUB", SDTBinaryArithWithFlags>;
155 def X86smul_flag : SDNode<"X86ISD::SMUL", SDTBinaryArithWithFlags>;
156 def X86umul_flag : SDNode<"X86ISD::UMUL", SDTUnaryArithWithFlags>;
157 def X86inc_flag : SDNode<"X86ISD::INC", SDTUnaryArithWithFlags>;
158 def X86dec_flag : SDNode<"X86ISD::DEC", SDTUnaryArithWithFlags>;
160 def X86mul_imm : SDNode<"X86ISD::MUL_IMM", SDTIntBinOp>;
162 //===----------------------------------------------------------------------===//
163 // X86 Operand Definitions.
166 // *mem - Operand definitions for the funky X86 addressing mode operands.
168 class X86MemOperand<string printMethod> : Operand<iPTR> {
169 let PrintMethod = printMethod;
170 let MIOperandInfo = (ops ptr_rc, i8imm, ptr_rc, i32imm);
173 def i8mem : X86MemOperand<"printi8mem">;
174 def i16mem : X86MemOperand<"printi16mem">;
175 def i32mem : X86MemOperand<"printi32mem">;
176 def i64mem : X86MemOperand<"printi64mem">;
177 def i128mem : X86MemOperand<"printi128mem">;
178 def f32mem : X86MemOperand<"printf32mem">;
179 def f64mem : X86MemOperand<"printf64mem">;
180 def f80mem : X86MemOperand<"printf80mem">;
181 def f128mem : X86MemOperand<"printf128mem">;
183 def lea32mem : Operand<i32> {
184 let PrintMethod = "printi32mem";
185 let MIOperandInfo = (ops GR32, i8imm, GR32, i32imm);
188 def SSECC : Operand<i8> {
189 let PrintMethod = "printSSECC";
192 def piclabel: Operand<i32> {
193 let PrintMethod = "printPICLabel";
196 // A couple of more descriptive operand definitions.
197 // 16-bits but only 8 bits are significant.
198 def i16i8imm : Operand<i16>;
199 // 32-bits but only 8 bits are significant.
200 def i32i8imm : Operand<i32>;
202 // Branch targets have OtherVT type.
203 def brtarget : Operand<OtherVT>;
205 //===----------------------------------------------------------------------===//
206 // X86 Complex Pattern Definitions.
209 // Define X86 specific addressing mode.
210 def addr : ComplexPattern<iPTR, 4, "SelectAddr", [], []>;
211 def lea32addr : ComplexPattern<i32, 4, "SelectLEAAddr",
212 [add, mul, shl, or, frameindex], []>;
214 //===----------------------------------------------------------------------===//
215 // X86 Instruction Predicate Definitions.
216 def HasMMX : Predicate<"Subtarget->hasMMX()">;
217 def HasSSE1 : Predicate<"Subtarget->hasSSE1()">;
218 def HasSSE2 : Predicate<"Subtarget->hasSSE2()">;
219 def HasSSE3 : Predicate<"Subtarget->hasSSE3()">;
220 def HasSSSE3 : Predicate<"Subtarget->hasSSSE3()">;
221 def HasSSE41 : Predicate<"Subtarget->hasSSE41()">;
222 def HasSSE42 : Predicate<"Subtarget->hasSSE42()">;
223 def FPStackf32 : Predicate<"!Subtarget->hasSSE1()">;
224 def FPStackf64 : Predicate<"!Subtarget->hasSSE2()">;
225 def In32BitMode : Predicate<"!Subtarget->is64Bit()">;
226 def In64BitMode : Predicate<"Subtarget->is64Bit()">;
227 def SmallCode : Predicate<"TM.getCodeModel() == CodeModel::Small">;
228 def NotSmallCode : Predicate<"TM.getCodeModel() != CodeModel::Small">;
229 def IsStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">;
230 def OptForSpeed : Predicate<"!OptForSize">;
231 def FastBTMem : Predicate<"!Subtarget->isBTMemSlow()">;
233 //===----------------------------------------------------------------------===//
234 // X86 Instruction Format Definitions.
237 include "X86InstrFormats.td"
239 //===----------------------------------------------------------------------===//
240 // Pattern fragments...
243 // X86 specific condition code. These correspond to CondCode in
244 // X86InstrInfo.h. They must be kept in synch.
245 def X86_COND_A : PatLeaf<(i8 0)>; // alt. COND_NBE
246 def X86_COND_AE : PatLeaf<(i8 1)>; // alt. COND_NC
247 def X86_COND_B : PatLeaf<(i8 2)>; // alt. COND_C
248 def X86_COND_BE : PatLeaf<(i8 3)>; // alt. COND_NA
249 def X86_COND_E : PatLeaf<(i8 4)>; // alt. COND_Z
250 def X86_COND_G : PatLeaf<(i8 5)>; // alt. COND_NLE
251 def X86_COND_GE : PatLeaf<(i8 6)>; // alt. COND_NL
252 def X86_COND_L : PatLeaf<(i8 7)>; // alt. COND_NGE
253 def X86_COND_LE : PatLeaf<(i8 8)>; // alt. COND_NG
254 def X86_COND_NE : PatLeaf<(i8 9)>; // alt. COND_NZ
255 def X86_COND_NO : PatLeaf<(i8 10)>;
256 def X86_COND_NP : PatLeaf<(i8 11)>; // alt. COND_PO
257 def X86_COND_NS : PatLeaf<(i8 12)>;
258 def X86_COND_O : PatLeaf<(i8 13)>;
259 def X86_COND_P : PatLeaf<(i8 14)>; // alt. COND_PE
260 def X86_COND_S : PatLeaf<(i8 15)>;
262 def i16immSExt8 : PatLeaf<(i16 imm), [{
263 // i16immSExt8 predicate - True if the 16-bit immediate fits in a 8-bit
264 // sign extended field.
265 return (int16_t)N->getZExtValue() == (int8_t)N->getZExtValue();
268 def i32immSExt8 : PatLeaf<(i32 imm), [{
269 // i32immSExt8 predicate - True if the 32-bit immediate fits in a 8-bit
270 // sign extended field.
271 return (int32_t)N->getZExtValue() == (int8_t)N->getZExtValue();
274 // Helper fragments for loads.
275 // It's always safe to treat a anyext i16 load as a i32 load if the i16 is
276 // known to be 32-bit aligned or better. Ditto for i8 to i16.
277 def loadi16 : PatFrag<(ops node:$ptr), (i16 (unindexedload node:$ptr)), [{
278 LoadSDNode *LD = cast<LoadSDNode>(N);
279 ISD::LoadExtType ExtType = LD->getExtensionType();
280 if (ExtType == ISD::NON_EXTLOAD)
282 if (ExtType == ISD::EXTLOAD)
283 return LD->getAlignment() >= 2 && !LD->isVolatile();
287 def loadi16_anyext : PatFrag<(ops node:$ptr), (i32 (unindexedload node:$ptr)), [{
288 LoadSDNode *LD = cast<LoadSDNode>(N);
289 ISD::LoadExtType ExtType = LD->getExtensionType();
290 if (ExtType == ISD::EXTLOAD)
291 return LD->getAlignment() >= 2 && !LD->isVolatile();
295 def loadi32 : PatFrag<(ops node:$ptr), (i32 (unindexedload node:$ptr)), [{
296 LoadSDNode *LD = cast<LoadSDNode>(N);
297 ISD::LoadExtType ExtType = LD->getExtensionType();
298 if (ExtType == ISD::NON_EXTLOAD)
300 if (ExtType == ISD::EXTLOAD)
301 return LD->getAlignment() >= 4 && !LD->isVolatile();
305 def nvloadi32 : PatFrag<(ops node:$ptr), (i32 (unindexedload node:$ptr)), [{
306 LoadSDNode *LD = cast<LoadSDNode>(N);
307 if (LD->isVolatile())
309 ISD::LoadExtType ExtType = LD->getExtensionType();
310 if (ExtType == ISD::NON_EXTLOAD)
312 if (ExtType == ISD::EXTLOAD)
313 return LD->getAlignment() >= 4;
317 def gsload : PatFrag<(ops node:$ptr), (load node:$ptr), [{
318 LoadSDNode *LD = cast<LoadSDNode>(N);
319 const Value *Src = LD->getSrcValue();
322 if (const PointerType *PT = dyn_cast<PointerType>(Src->getType()))
323 return PT->getAddressSpace() == 256;
327 def loadi8 : PatFrag<(ops node:$ptr), (i8 (load node:$ptr))>;
328 def loadi64 : PatFrag<(ops node:$ptr), (i64 (load node:$ptr))>;
330 def loadf32 : PatFrag<(ops node:$ptr), (f32 (load node:$ptr))>;
331 def loadf64 : PatFrag<(ops node:$ptr), (f64 (load node:$ptr))>;
332 def loadf80 : PatFrag<(ops node:$ptr), (f80 (load node:$ptr))>;
334 def sextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (sextloadi8 node:$ptr))>;
335 def sextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (sextloadi8 node:$ptr))>;
336 def sextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (sextloadi16 node:$ptr))>;
338 def zextloadi8i1 : PatFrag<(ops node:$ptr), (i8 (zextloadi1 node:$ptr))>;
339 def zextloadi16i1 : PatFrag<(ops node:$ptr), (i16 (zextloadi1 node:$ptr))>;
340 def zextloadi32i1 : PatFrag<(ops node:$ptr), (i32 (zextloadi1 node:$ptr))>;
341 def zextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (zextloadi8 node:$ptr))>;
342 def zextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (zextloadi8 node:$ptr))>;
343 def zextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (zextloadi16 node:$ptr))>;
345 def extloadi8i1 : PatFrag<(ops node:$ptr), (i8 (extloadi1 node:$ptr))>;
346 def extloadi16i1 : PatFrag<(ops node:$ptr), (i16 (extloadi1 node:$ptr))>;
347 def extloadi32i1 : PatFrag<(ops node:$ptr), (i32 (extloadi1 node:$ptr))>;
348 def extloadi16i8 : PatFrag<(ops node:$ptr), (i16 (extloadi8 node:$ptr))>;
349 def extloadi32i8 : PatFrag<(ops node:$ptr), (i32 (extloadi8 node:$ptr))>;
350 def extloadi32i16 : PatFrag<(ops node:$ptr), (i32 (extloadi16 node:$ptr))>;
353 // An 'and' node with a single use.
354 def and_su : PatFrag<(ops node:$lhs, node:$rhs), (and node:$lhs, node:$rhs), [{
355 return N->hasOneUse();
358 // 'shld' and 'shrd' instruction patterns. Note that even though these have
359 // the srl and shl in their patterns, the C++ code must still check for them,
360 // because predicates are tested before children nodes are explored.
362 def shrd : PatFrag<(ops node:$src1, node:$amt1, node:$src2, node:$amt2),
363 (or (srl node:$src1, node:$amt1),
364 (shl node:$src2, node:$amt2)), [{
365 assert(N->getOpcode() == ISD::OR);
366 return N->getOperand(0).getOpcode() == ISD::SRL &&
367 N->getOperand(1).getOpcode() == ISD::SHL &&
368 isa<ConstantSDNode>(N->getOperand(0).getOperand(1)) &&
369 isa<ConstantSDNode>(N->getOperand(1).getOperand(1)) &&
370 N->getOperand(0).getConstantOperandVal(1) ==
371 N->getValueSizeInBits(0) - N->getOperand(1).getConstantOperandVal(1);
374 def shld : PatFrag<(ops node:$src1, node:$amt1, node:$src2, node:$amt2),
375 (or (shl node:$src1, node:$amt1),
376 (srl node:$src2, node:$amt2)), [{
377 assert(N->getOpcode() == ISD::OR);
378 return N->getOperand(0).getOpcode() == ISD::SHL &&
379 N->getOperand(1).getOpcode() == ISD::SRL &&
380 isa<ConstantSDNode>(N->getOperand(0).getOperand(1)) &&
381 isa<ConstantSDNode>(N->getOperand(1).getOperand(1)) &&
382 N->getOperand(0).getConstantOperandVal(1) ==
383 N->getValueSizeInBits(0) - N->getOperand(1).getConstantOperandVal(1);
386 //===----------------------------------------------------------------------===//
387 // Instruction list...
390 // ADJCALLSTACKDOWN/UP implicitly use/def ESP because they may be expanded into
391 // a stack adjustment and the codegen must know that they may modify the stack
392 // pointer before prolog-epilog rewriting occurs.
393 // Pessimistically assume ADJCALLSTACKDOWN / ADJCALLSTACKUP will become
394 // sub / add which can clobber EFLAGS.
395 let Defs = [ESP, EFLAGS], Uses = [ESP] in {
396 def ADJCALLSTACKDOWN32 : I<0, Pseudo, (outs), (ins i32imm:$amt),
398 [(X86callseq_start timm:$amt)]>,
399 Requires<[In32BitMode]>;
400 def ADJCALLSTACKUP32 : I<0, Pseudo, (outs), (ins i32imm:$amt1, i32imm:$amt2),
402 [(X86callseq_end timm:$amt1, timm:$amt2)]>,
403 Requires<[In32BitMode]>;
407 let neverHasSideEffects = 1 in
408 def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", []>;
411 let neverHasSideEffects = 1, isNotDuplicable = 1, Uses = [ESP] in
412 def MOVPC32r : Ii32<0xE8, Pseudo, (outs GR32:$reg), (ins piclabel:$label),
413 "call\t$label\n\tpop{l}\t$reg", []>;
415 //===----------------------------------------------------------------------===//
416 // Control Flow Instructions...
419 // Return instructions.
420 let isTerminator = 1, isReturn = 1, isBarrier = 1,
421 hasCtrlDep = 1, FPForm = SpecialFP, FPFormBits = SpecialFP.Value in {
422 def RET : I <0xC3, RawFrm, (outs), (ins variable_ops),
425 def RETI : Ii16<0xC2, RawFrm, (outs), (ins i16imm:$amt, variable_ops),
427 [(X86retflag imm:$amt)]>;
430 // All branches are RawFrm, Void, Branch, and Terminators
431 let isBranch = 1, isTerminator = 1 in
432 class IBr<bits<8> opcode, dag ins, string asm, list<dag> pattern> :
433 I<opcode, RawFrm, (outs), ins, asm, pattern>;
435 let isBranch = 1, isBarrier = 1 in
436 def JMP : IBr<0xE9, (ins brtarget:$dst), "jmp\t$dst", [(br bb:$dst)]>;
439 let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1 in {
440 def JMP32r : I<0xFF, MRM4r, (outs), (ins GR32:$dst), "jmp{l}\t{*}$dst",
441 [(brind GR32:$dst)]>;
442 def JMP32m : I<0xFF, MRM4m, (outs), (ins i32mem:$dst), "jmp{l}\t{*}$dst",
443 [(brind (loadi32 addr:$dst))]>;
446 // Conditional branches
447 let Uses = [EFLAGS] in {
448 def JE : IBr<0x84, (ins brtarget:$dst), "je\t$dst",
449 [(X86brcond bb:$dst, X86_COND_E, EFLAGS)]>, TB;
450 def JNE : IBr<0x85, (ins brtarget:$dst), "jne\t$dst",
451 [(X86brcond bb:$dst, X86_COND_NE, EFLAGS)]>, TB;
452 def JL : IBr<0x8C, (ins brtarget:$dst), "jl\t$dst",
453 [(X86brcond bb:$dst, X86_COND_L, EFLAGS)]>, TB;
454 def JLE : IBr<0x8E, (ins brtarget:$dst), "jle\t$dst",
455 [(X86brcond bb:$dst, X86_COND_LE, EFLAGS)]>, TB;
456 def JG : IBr<0x8F, (ins brtarget:$dst), "jg\t$dst",
457 [(X86brcond bb:$dst, X86_COND_G, EFLAGS)]>, TB;
458 def JGE : IBr<0x8D, (ins brtarget:$dst), "jge\t$dst",
459 [(X86brcond bb:$dst, X86_COND_GE, EFLAGS)]>, TB;
461 def JB : IBr<0x82, (ins brtarget:$dst), "jb\t$dst",
462 [(X86brcond bb:$dst, X86_COND_B, EFLAGS)]>, TB;
463 def JBE : IBr<0x86, (ins brtarget:$dst), "jbe\t$dst",
464 [(X86brcond bb:$dst, X86_COND_BE, EFLAGS)]>, TB;
465 def JA : IBr<0x87, (ins brtarget:$dst), "ja\t$dst",
466 [(X86brcond bb:$dst, X86_COND_A, EFLAGS)]>, TB;
467 def JAE : IBr<0x83, (ins brtarget:$dst), "jae\t$dst",
468 [(X86brcond bb:$dst, X86_COND_AE, EFLAGS)]>, TB;
470 def JS : IBr<0x88, (ins brtarget:$dst), "js\t$dst",
471 [(X86brcond bb:$dst, X86_COND_S, EFLAGS)]>, TB;
472 def JNS : IBr<0x89, (ins brtarget:$dst), "jns\t$dst",
473 [(X86brcond bb:$dst, X86_COND_NS, EFLAGS)]>, TB;
474 def JP : IBr<0x8A, (ins brtarget:$dst), "jp\t$dst",
475 [(X86brcond bb:$dst, X86_COND_P, EFLAGS)]>, TB;
476 def JNP : IBr<0x8B, (ins brtarget:$dst), "jnp\t$dst",
477 [(X86brcond bb:$dst, X86_COND_NP, EFLAGS)]>, TB;
478 def JO : IBr<0x80, (ins brtarget:$dst), "jo\t$dst",
479 [(X86brcond bb:$dst, X86_COND_O, EFLAGS)]>, TB;
480 def JNO : IBr<0x81, (ins brtarget:$dst), "jno\t$dst",
481 [(X86brcond bb:$dst, X86_COND_NO, EFLAGS)]>, TB;
484 //===----------------------------------------------------------------------===//
485 // Call Instructions...
488 // All calls clobber the non-callee saved registers. ESP is marked as
489 // a use to prevent stack-pointer assignments that appear immediately
490 // before calls from potentially appearing dead. Uses for argument
491 // registers are added manually.
492 let Defs = [EAX, ECX, EDX, FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0,
493 MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
494 XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7,
495 XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15, EFLAGS],
497 def CALLpcrel32 : Ii32<0xE8, RawFrm, (outs), (ins i32imm:$dst,variable_ops),
498 "call\t${dst:call}", [(X86call imm:$dst)]>,
499 Requires<[In32BitMode]>;
500 def CALL32r : I<0xFF, MRM2r, (outs), (ins GR32:$dst, variable_ops),
501 "call\t{*}$dst", [(X86call GR32:$dst)]>;
502 def CALL32m : I<0xFF, MRM2m, (outs), (ins i32mem:$dst, variable_ops),
503 "call\t{*}$dst", [(X86call (loadi32 addr:$dst))]>;
508 def TAILCALL : I<0, Pseudo, (outs), (ins),
512 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
513 def TCRETURNdi : I<0, Pseudo, (outs), (ins i32imm:$dst, i32imm:$offset, variable_ops),
514 "#TC_RETURN $dst $offset",
517 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
518 def TCRETURNri : I<0, Pseudo, (outs), (ins GR32:$dst, i32imm:$offset, variable_ops),
519 "#TC_RETURN $dst $offset",
522 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
524 def TAILJMPd : IBr<0xE9, (ins i32imm:$dst), "jmp\t${dst:call} # TAILCALL",
526 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
527 def TAILJMPr : I<0xFF, MRM4r, (outs), (ins GR32:$dst), "jmp{l}\t{*}$dst # TAILCALL",
529 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
530 def TAILJMPm : I<0xFF, MRM4m, (outs), (ins i32mem:$dst),
531 "jmp\t{*}$dst # TAILCALL", []>;
533 //===----------------------------------------------------------------------===//
534 // Miscellaneous Instructions...
536 let Defs = [EBP, ESP], Uses = [EBP, ESP], mayLoad = 1, neverHasSideEffects=1 in
537 def LEAVE : I<0xC9, RawFrm,
538 (outs), (ins), "leave", []>;
540 let Defs = [ESP], Uses = [ESP], neverHasSideEffects=1 in {
542 def POP32r : I<0x58, AddRegFrm, (outs GR32:$reg), (ins), "pop{l}\t$reg", []>;
545 def PUSH32r : I<0x50, AddRegFrm, (outs), (ins GR32:$reg), "push{l}\t$reg",[]>;
548 let Defs = [ESP, EFLAGS], Uses = [ESP], mayLoad = 1, neverHasSideEffects=1 in
549 def POPFD : I<0x9D, RawFrm, (outs), (ins), "popf", []>;
550 let Defs = [ESP], Uses = [ESP, EFLAGS], mayStore = 1, neverHasSideEffects=1 in
551 def PUSHFD : I<0x9C, RawFrm, (outs), (ins), "pushf", []>;
553 let isTwoAddress = 1 in // GR32 = bswap GR32
554 def BSWAP32r : I<0xC8, AddRegFrm,
555 (outs GR32:$dst), (ins GR32:$src),
557 [(set GR32:$dst, (bswap GR32:$src))]>, TB;
560 // Bit scan instructions.
561 let Defs = [EFLAGS] in {
562 def BSF16rr : I<0xBC, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
563 "bsf{w}\t{$src, $dst|$dst, $src}",
564 [(set GR16:$dst, (X86bsf GR16:$src)), (implicit EFLAGS)]>, TB;
565 def BSF16rm : I<0xBC, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
566 "bsf{w}\t{$src, $dst|$dst, $src}",
567 [(set GR16:$dst, (X86bsf (loadi16 addr:$src))),
568 (implicit EFLAGS)]>, TB;
569 def BSF32rr : I<0xBC, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
570 "bsf{l}\t{$src, $dst|$dst, $src}",
571 [(set GR32:$dst, (X86bsf GR32:$src)), (implicit EFLAGS)]>, TB;
572 def BSF32rm : I<0xBC, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
573 "bsf{l}\t{$src, $dst|$dst, $src}",
574 [(set GR32:$dst, (X86bsf (loadi32 addr:$src))),
575 (implicit EFLAGS)]>, TB;
577 def BSR16rr : I<0xBD, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
578 "bsr{w}\t{$src, $dst|$dst, $src}",
579 [(set GR16:$dst, (X86bsr GR16:$src)), (implicit EFLAGS)]>, TB;
580 def BSR16rm : I<0xBD, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
581 "bsr{w}\t{$src, $dst|$dst, $src}",
582 [(set GR16:$dst, (X86bsr (loadi16 addr:$src))),
583 (implicit EFLAGS)]>, TB;
584 def BSR32rr : I<0xBD, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
585 "bsr{l}\t{$src, $dst|$dst, $src}",
586 [(set GR32:$dst, (X86bsr GR32:$src)), (implicit EFLAGS)]>, TB;
587 def BSR32rm : I<0xBD, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
588 "bsr{l}\t{$src, $dst|$dst, $src}",
589 [(set GR32:$dst, (X86bsr (loadi32 addr:$src))),
590 (implicit EFLAGS)]>, TB;
593 let neverHasSideEffects = 1 in
594 def LEA16r : I<0x8D, MRMSrcMem,
595 (outs GR16:$dst), (ins i32mem:$src),
596 "lea{w}\t{$src|$dst}, {$dst|$src}", []>, OpSize;
597 let isReMaterializable = 1 in
598 def LEA32r : I<0x8D, MRMSrcMem,
599 (outs GR32:$dst), (ins lea32mem:$src),
600 "lea{l}\t{$src|$dst}, {$dst|$src}",
601 [(set GR32:$dst, lea32addr:$src)]>, Requires<[In32BitMode]>;
603 let Defs = [ECX,EDI,ESI], Uses = [ECX,EDI,ESI] in {
604 def REP_MOVSB : I<0xA4, RawFrm, (outs), (ins), "{rep;movsb|rep movsb}",
605 [(X86rep_movs i8)]>, REP;
606 def REP_MOVSW : I<0xA5, RawFrm, (outs), (ins), "{rep;movsw|rep movsw}",
607 [(X86rep_movs i16)]>, REP, OpSize;
608 def REP_MOVSD : I<0xA5, RawFrm, (outs), (ins), "{rep;movsl|rep movsd}",
609 [(X86rep_movs i32)]>, REP;
612 let Defs = [ECX,EDI], Uses = [AL,ECX,EDI] in
613 def REP_STOSB : I<0xAA, RawFrm, (outs), (ins), "{rep;stosb|rep stosb}",
614 [(X86rep_stos i8)]>, REP;
615 let Defs = [ECX,EDI], Uses = [AX,ECX,EDI] in
616 def REP_STOSW : I<0xAB, RawFrm, (outs), (ins), "{rep;stosw|rep stosw}",
617 [(X86rep_stos i16)]>, REP, OpSize;
618 let Defs = [ECX,EDI], Uses = [EAX,ECX,EDI] in
619 def REP_STOSD : I<0xAB, RawFrm, (outs), (ins), "{rep;stosl|rep stosd}",
620 [(X86rep_stos i32)]>, REP;
622 let Defs = [RAX, RDX] in
623 def RDTSC : I<0x31, RawFrm, (outs), (ins), "rdtsc", [(X86rdtsc)]>,
626 let isBarrier = 1, hasCtrlDep = 1 in {
627 def TRAP : I<0x0B, RawFrm, (outs), (ins), "ud2", [(trap)]>, TB;
630 //===----------------------------------------------------------------------===//
631 // Input/Output Instructions...
633 let Defs = [AL], Uses = [DX] in
634 def IN8rr : I<0xEC, RawFrm, (outs), (ins),
635 "in{b}\t{%dx, %al|%AL, %DX}", []>;
636 let Defs = [AX], Uses = [DX] in
637 def IN16rr : I<0xED, RawFrm, (outs), (ins),
638 "in{w}\t{%dx, %ax|%AX, %DX}", []>, OpSize;
639 let Defs = [EAX], Uses = [DX] in
640 def IN32rr : I<0xED, RawFrm, (outs), (ins),
641 "in{l}\t{%dx, %eax|%EAX, %DX}", []>;
644 def IN8ri : Ii8<0xE4, RawFrm, (outs), (ins i16i8imm:$port),
645 "in{b}\t{$port, %al|%AL, $port}", []>;
647 def IN16ri : Ii8<0xE5, RawFrm, (outs), (ins i16i8imm:$port),
648 "in{w}\t{$port, %ax|%AX, $port}", []>, OpSize;
650 def IN32ri : Ii8<0xE5, RawFrm, (outs), (ins i16i8imm:$port),
651 "in{l}\t{$port, %eax|%EAX, $port}", []>;
653 let Uses = [DX, AL] in
654 def OUT8rr : I<0xEE, RawFrm, (outs), (ins),
655 "out{b}\t{%al, %dx|%DX, %AL}", []>;
656 let Uses = [DX, AX] in
657 def OUT16rr : I<0xEF, RawFrm, (outs), (ins),
658 "out{w}\t{%ax, %dx|%DX, %AX}", []>, OpSize;
659 let Uses = [DX, EAX] in
660 def OUT32rr : I<0xEF, RawFrm, (outs), (ins),
661 "out{l}\t{%eax, %dx|%DX, %EAX}", []>;
664 def OUT8ir : Ii8<0xE6, RawFrm, (outs), (ins i16i8imm:$port),
665 "out{b}\t{%al, $port|$port, %AL}", []>;
667 def OUT16ir : Ii8<0xE7, RawFrm, (outs), (ins i16i8imm:$port),
668 "out{w}\t{%ax, $port|$port, %AX}", []>, OpSize;
670 def OUT32ir : Ii8<0xE7, RawFrm, (outs), (ins i16i8imm:$port),
671 "out{l}\t{%eax, $port|$port, %EAX}", []>;
673 //===----------------------------------------------------------------------===//
674 // Move Instructions...
676 let neverHasSideEffects = 1 in {
677 def MOV8rr : I<0x88, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src),
678 "mov{b}\t{$src, $dst|$dst, $src}", []>;
679 def MOV16rr : I<0x89, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
680 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
681 def MOV32rr : I<0x89, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
682 "mov{l}\t{$src, $dst|$dst, $src}", []>;
684 let isReMaterializable = 1, isAsCheapAsAMove = 1 in {
685 def MOV8ri : Ii8 <0xB0, AddRegFrm, (outs GR8 :$dst), (ins i8imm :$src),
686 "mov{b}\t{$src, $dst|$dst, $src}",
687 [(set GR8:$dst, imm:$src)]>;
688 def MOV16ri : Ii16<0xB8, AddRegFrm, (outs GR16:$dst), (ins i16imm:$src),
689 "mov{w}\t{$src, $dst|$dst, $src}",
690 [(set GR16:$dst, imm:$src)]>, OpSize;
691 def MOV32ri : Ii32<0xB8, AddRegFrm, (outs GR32:$dst), (ins i32imm:$src),
692 "mov{l}\t{$src, $dst|$dst, $src}",
693 [(set GR32:$dst, imm:$src)]>;
695 def MOV8mi : Ii8 <0xC6, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src),
696 "mov{b}\t{$src, $dst|$dst, $src}",
697 [(store (i8 imm:$src), addr:$dst)]>;
698 def MOV16mi : Ii16<0xC7, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src),
699 "mov{w}\t{$src, $dst|$dst, $src}",
700 [(store (i16 imm:$src), addr:$dst)]>, OpSize;
701 def MOV32mi : Ii32<0xC7, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src),
702 "mov{l}\t{$src, $dst|$dst, $src}",
703 [(store (i32 imm:$src), addr:$dst)]>;
705 let canFoldAsLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
706 def MOV8rm : I<0x8A, MRMSrcMem, (outs GR8 :$dst), (ins i8mem :$src),
707 "mov{b}\t{$src, $dst|$dst, $src}",
708 [(set GR8:$dst, (load addr:$src))]>;
709 def MOV16rm : I<0x8B, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
710 "mov{w}\t{$src, $dst|$dst, $src}",
711 [(set GR16:$dst, (load addr:$src))]>, OpSize;
712 def MOV32rm : I<0x8B, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
713 "mov{l}\t{$src, $dst|$dst, $src}",
714 [(set GR32:$dst, (load addr:$src))]>;
717 def MOV8mr : I<0x88, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src),
718 "mov{b}\t{$src, $dst|$dst, $src}",
719 [(store GR8:$src, addr:$dst)]>;
720 def MOV16mr : I<0x89, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
721 "mov{w}\t{$src, $dst|$dst, $src}",
722 [(store GR16:$src, addr:$dst)]>, OpSize;
723 def MOV32mr : I<0x89, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
724 "mov{l}\t{$src, $dst|$dst, $src}",
725 [(store GR32:$src, addr:$dst)]>;
727 //===----------------------------------------------------------------------===//
728 // Fixed-Register Multiplication and Division Instructions...
731 // Extra precision multiplication
732 let Defs = [AL,AH,EFLAGS], Uses = [AL] in
733 def MUL8r : I<0xF6, MRM4r, (outs), (ins GR8:$src), "mul{b}\t$src",
734 // FIXME: Used for 8-bit mul, ignore result upper 8 bits.
735 // This probably ought to be moved to a def : Pat<> if the
736 // syntax can be accepted.
737 [(set AL, (mul AL, GR8:$src)),
738 (implicit EFLAGS)]>; // AL,AH = AL*GR8
740 let Defs = [AX,DX,EFLAGS], Uses = [AX], neverHasSideEffects = 1 in
741 def MUL16r : I<0xF7, MRM4r, (outs), (ins GR16:$src),
743 []>, OpSize; // AX,DX = AX*GR16
745 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX], neverHasSideEffects = 1 in
746 def MUL32r : I<0xF7, MRM4r, (outs), (ins GR32:$src),
748 []>; // EAX,EDX = EAX*GR32
750 let Defs = [AL,AH,EFLAGS], Uses = [AL] in
751 def MUL8m : I<0xF6, MRM4m, (outs), (ins i8mem :$src),
753 // FIXME: Used for 8-bit mul, ignore result upper 8 bits.
754 // This probably ought to be moved to a def : Pat<> if the
755 // syntax can be accepted.
756 [(set AL, (mul AL, (loadi8 addr:$src))),
757 (implicit EFLAGS)]>; // AL,AH = AL*[mem8]
759 let mayLoad = 1, neverHasSideEffects = 1 in {
760 let Defs = [AX,DX,EFLAGS], Uses = [AX] in
761 def MUL16m : I<0xF7, MRM4m, (outs), (ins i16mem:$src),
763 []>, OpSize; // AX,DX = AX*[mem16]
765 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
766 def MUL32m : I<0xF7, MRM4m, (outs), (ins i32mem:$src),
768 []>; // EAX,EDX = EAX*[mem32]
771 let neverHasSideEffects = 1 in {
772 let Defs = [AL,AH,EFLAGS], Uses = [AL] in
773 def IMUL8r : I<0xF6, MRM5r, (outs), (ins GR8:$src), "imul{b}\t$src", []>;
775 let Defs = [AX,DX,EFLAGS], Uses = [AX] in
776 def IMUL16r : I<0xF7, MRM5r, (outs), (ins GR16:$src), "imul{w}\t$src", []>,
777 OpSize; // AX,DX = AX*GR16
778 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
779 def IMUL32r : I<0xF7, MRM5r, (outs), (ins GR32:$src), "imul{l}\t$src", []>;
780 // EAX,EDX = EAX*GR32
782 let Defs = [AL,AH,EFLAGS], Uses = [AL] in
783 def IMUL8m : I<0xF6, MRM5m, (outs), (ins i8mem :$src),
784 "imul{b}\t$src", []>; // AL,AH = AL*[mem8]
785 let Defs = [AX,DX,EFLAGS], Uses = [AX] in
786 def IMUL16m : I<0xF7, MRM5m, (outs), (ins i16mem:$src),
787 "imul{w}\t$src", []>, OpSize; // AX,DX = AX*[mem16]
788 let Defs = [EAX,EDX], Uses = [EAX] in
789 def IMUL32m : I<0xF7, MRM5m, (outs), (ins i32mem:$src),
790 "imul{l}\t$src", []>; // EAX,EDX = EAX*[mem32]
792 } // neverHasSideEffects
794 // unsigned division/remainder
795 let Defs = [AL,AH,EFLAGS], Uses = [AX] in
796 def DIV8r : I<0xF6, MRM6r, (outs), (ins GR8:$src), // AX/r8 = AL,AH
798 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
799 def DIV16r : I<0xF7, MRM6r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX
800 "div{w}\t$src", []>, OpSize;
801 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
802 def DIV32r : I<0xF7, MRM6r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX
805 let Defs = [AL,AH,EFLAGS], Uses = [AX] in
806 def DIV8m : I<0xF6, MRM6m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH
808 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
809 def DIV16m : I<0xF7, MRM6m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX
810 "div{w}\t$src", []>, OpSize;
811 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
812 def DIV32m : I<0xF7, MRM6m, (outs), (ins i32mem:$src), // EDX:EAX/[mem32] = EAX,EDX
816 // Signed division/remainder.
817 let Defs = [AL,AH,EFLAGS], Uses = [AX] in
818 def IDIV8r : I<0xF6, MRM7r, (outs), (ins GR8:$src), // AX/r8 = AL,AH
819 "idiv{b}\t$src", []>;
820 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
821 def IDIV16r: I<0xF7, MRM7r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX
822 "idiv{w}\t$src", []>, OpSize;
823 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
824 def IDIV32r: I<0xF7, MRM7r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX
825 "idiv{l}\t$src", []>;
826 let mayLoad = 1, mayLoad = 1 in {
827 let Defs = [AL,AH,EFLAGS], Uses = [AX] in
828 def IDIV8m : I<0xF6, MRM7m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH
829 "idiv{b}\t$src", []>;
830 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
831 def IDIV16m: I<0xF7, MRM7m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX
832 "idiv{w}\t$src", []>, OpSize;
833 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
834 def IDIV32m: I<0xF7, MRM7m, (outs), (ins i32mem:$src), // EDX:EAX/[mem32] = EAX,EDX
835 "idiv{l}\t$src", []>;
838 //===----------------------------------------------------------------------===//
839 // Two address Instructions.
841 let isTwoAddress = 1 in {
844 let Uses = [EFLAGS] in {
845 let isCommutable = 1 in {
846 def CMOVB16rr : I<0x42, MRMSrcReg, // if <u, GR16 = GR16
847 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
848 "cmovb\t{$src2, $dst|$dst, $src2}",
849 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
850 X86_COND_B, EFLAGS))]>,
852 def CMOVB32rr : I<0x42, MRMSrcReg, // if <u, GR32 = GR32
853 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
854 "cmovb\t{$src2, $dst|$dst, $src2}",
855 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
856 X86_COND_B, EFLAGS))]>,
858 def CMOVAE16rr: I<0x43, MRMSrcReg, // if >=u, GR16 = GR16
859 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
860 "cmovae\t{$src2, $dst|$dst, $src2}",
861 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
862 X86_COND_AE, EFLAGS))]>,
864 def CMOVAE32rr: I<0x43, MRMSrcReg, // if >=u, GR32 = GR32
865 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
866 "cmovae\t{$src2, $dst|$dst, $src2}",
867 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
868 X86_COND_AE, EFLAGS))]>,
870 def CMOVE16rr : I<0x44, MRMSrcReg, // if ==, GR16 = GR16
871 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
872 "cmove\t{$src2, $dst|$dst, $src2}",
873 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
874 X86_COND_E, EFLAGS))]>,
876 def CMOVE32rr : I<0x44, MRMSrcReg, // if ==, GR32 = GR32
877 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
878 "cmove\t{$src2, $dst|$dst, $src2}",
879 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
880 X86_COND_E, EFLAGS))]>,
882 def CMOVNE16rr: I<0x45, MRMSrcReg, // if !=, GR16 = GR16
883 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
884 "cmovne\t{$src2, $dst|$dst, $src2}",
885 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
886 X86_COND_NE, EFLAGS))]>,
888 def CMOVNE32rr: I<0x45, MRMSrcReg, // if !=, GR32 = GR32
889 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
890 "cmovne\t{$src2, $dst|$dst, $src2}",
891 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
892 X86_COND_NE, EFLAGS))]>,
894 def CMOVBE16rr: I<0x46, MRMSrcReg, // if <=u, GR16 = GR16
895 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
896 "cmovbe\t{$src2, $dst|$dst, $src2}",
897 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
898 X86_COND_BE, EFLAGS))]>,
900 def CMOVBE32rr: I<0x46, MRMSrcReg, // if <=u, GR32 = GR32
901 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
902 "cmovbe\t{$src2, $dst|$dst, $src2}",
903 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
904 X86_COND_BE, EFLAGS))]>,
906 def CMOVA16rr : I<0x47, MRMSrcReg, // if >u, GR16 = GR16
907 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
908 "cmova\t{$src2, $dst|$dst, $src2}",
909 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
910 X86_COND_A, EFLAGS))]>,
912 def CMOVA32rr : I<0x47, MRMSrcReg, // if >u, GR32 = GR32
913 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
914 "cmova\t{$src2, $dst|$dst, $src2}",
915 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
916 X86_COND_A, EFLAGS))]>,
918 def CMOVL16rr : I<0x4C, MRMSrcReg, // if <s, GR16 = GR16
919 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
920 "cmovl\t{$src2, $dst|$dst, $src2}",
921 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
922 X86_COND_L, EFLAGS))]>,
924 def CMOVL32rr : I<0x4C, MRMSrcReg, // if <s, GR32 = GR32
925 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
926 "cmovl\t{$src2, $dst|$dst, $src2}",
927 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
928 X86_COND_L, EFLAGS))]>,
930 def CMOVGE16rr: I<0x4D, MRMSrcReg, // if >=s, GR16 = GR16
931 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
932 "cmovge\t{$src2, $dst|$dst, $src2}",
933 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
934 X86_COND_GE, EFLAGS))]>,
936 def CMOVGE32rr: I<0x4D, MRMSrcReg, // if >=s, GR32 = GR32
937 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
938 "cmovge\t{$src2, $dst|$dst, $src2}",
939 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
940 X86_COND_GE, EFLAGS))]>,
942 def CMOVLE16rr: I<0x4E, MRMSrcReg, // if <=s, GR16 = GR16
943 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
944 "cmovle\t{$src2, $dst|$dst, $src2}",
945 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
946 X86_COND_LE, EFLAGS))]>,
948 def CMOVLE32rr: I<0x4E, MRMSrcReg, // if <=s, GR32 = GR32
949 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
950 "cmovle\t{$src2, $dst|$dst, $src2}",
951 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
952 X86_COND_LE, EFLAGS))]>,
954 def CMOVG16rr : I<0x4F, MRMSrcReg, // if >s, GR16 = GR16
955 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
956 "cmovg\t{$src2, $dst|$dst, $src2}",
957 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
958 X86_COND_G, EFLAGS))]>,
960 def CMOVG32rr : I<0x4F, MRMSrcReg, // if >s, GR32 = GR32
961 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
962 "cmovg\t{$src2, $dst|$dst, $src2}",
963 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
964 X86_COND_G, EFLAGS))]>,
966 def CMOVS16rr : I<0x48, MRMSrcReg, // if signed, GR16 = GR16
967 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
968 "cmovs\t{$src2, $dst|$dst, $src2}",
969 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
970 X86_COND_S, EFLAGS))]>,
972 def CMOVS32rr : I<0x48, MRMSrcReg, // if signed, GR32 = GR32
973 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
974 "cmovs\t{$src2, $dst|$dst, $src2}",
975 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
976 X86_COND_S, EFLAGS))]>,
978 def CMOVNS16rr: I<0x49, MRMSrcReg, // if !signed, GR16 = GR16
979 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
980 "cmovns\t{$src2, $dst|$dst, $src2}",
981 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
982 X86_COND_NS, EFLAGS))]>,
984 def CMOVNS32rr: I<0x49, MRMSrcReg, // if !signed, GR32 = GR32
985 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
986 "cmovns\t{$src2, $dst|$dst, $src2}",
987 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
988 X86_COND_NS, EFLAGS))]>,
990 def CMOVP16rr : I<0x4A, MRMSrcReg, // if parity, GR16 = GR16
991 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
992 "cmovp\t{$src2, $dst|$dst, $src2}",
993 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
994 X86_COND_P, EFLAGS))]>,
996 def CMOVP32rr : I<0x4A, MRMSrcReg, // if parity, GR32 = GR32
997 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
998 "cmovp\t{$src2, $dst|$dst, $src2}",
999 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1000 X86_COND_P, EFLAGS))]>,
1002 def CMOVNP16rr : I<0x4B, MRMSrcReg, // if !parity, GR16 = GR16
1003 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1004 "cmovnp\t{$src2, $dst|$dst, $src2}",
1005 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1006 X86_COND_NP, EFLAGS))]>,
1008 def CMOVNP32rr : I<0x4B, MRMSrcReg, // if !parity, GR32 = GR32
1009 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1010 "cmovnp\t{$src2, $dst|$dst, $src2}",
1011 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1012 X86_COND_NP, EFLAGS))]>,
1014 def CMOVO16rr : I<0x40, MRMSrcReg, // if overflow, GR16 = GR16
1015 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1016 "cmovo\t{$src2, $dst|$dst, $src2}",
1017 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1018 X86_COND_O, EFLAGS))]>,
1020 def CMOVO32rr : I<0x40, MRMSrcReg, // if overflow, GR32 = GR32
1021 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1022 "cmovo\t{$src2, $dst|$dst, $src2}",
1023 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1024 X86_COND_O, EFLAGS))]>,
1026 def CMOVNO16rr : I<0x41, MRMSrcReg, // if !overflow, GR16 = GR16
1027 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1028 "cmovno\t{$src2, $dst|$dst, $src2}",
1029 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
1030 X86_COND_NO, EFLAGS))]>,
1032 def CMOVNO32rr : I<0x41, MRMSrcReg, // if !overflow, GR32 = GR32
1033 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1034 "cmovno\t{$src2, $dst|$dst, $src2}",
1035 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
1036 X86_COND_NO, EFLAGS))]>,
1038 } // isCommutable = 1
1040 def CMOVB16rm : I<0x42, MRMSrcMem, // if <u, GR16 = [mem16]
1041 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1042 "cmovb\t{$src2, $dst|$dst, $src2}",
1043 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1044 X86_COND_B, EFLAGS))]>,
1046 def CMOVB32rm : I<0x42, MRMSrcMem, // if <u, GR32 = [mem32]
1047 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1048 "cmovb\t{$src2, $dst|$dst, $src2}",
1049 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1050 X86_COND_B, EFLAGS))]>,
1052 def CMOVAE16rm: I<0x43, MRMSrcMem, // if >=u, GR16 = [mem16]
1053 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1054 "cmovae\t{$src2, $dst|$dst, $src2}",
1055 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1056 X86_COND_AE, EFLAGS))]>,
1058 def CMOVAE32rm: I<0x43, MRMSrcMem, // if >=u, GR32 = [mem32]
1059 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1060 "cmovae\t{$src2, $dst|$dst, $src2}",
1061 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1062 X86_COND_AE, EFLAGS))]>,
1064 def CMOVE16rm : I<0x44, MRMSrcMem, // if ==, GR16 = [mem16]
1065 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1066 "cmove\t{$src2, $dst|$dst, $src2}",
1067 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1068 X86_COND_E, EFLAGS))]>,
1070 def CMOVE32rm : I<0x44, MRMSrcMem, // if ==, GR32 = [mem32]
1071 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1072 "cmove\t{$src2, $dst|$dst, $src2}",
1073 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1074 X86_COND_E, EFLAGS))]>,
1076 def CMOVNE16rm: I<0x45, MRMSrcMem, // if !=, GR16 = [mem16]
1077 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1078 "cmovne\t{$src2, $dst|$dst, $src2}",
1079 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1080 X86_COND_NE, EFLAGS))]>,
1082 def CMOVNE32rm: I<0x45, MRMSrcMem, // if !=, GR32 = [mem32]
1083 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1084 "cmovne\t{$src2, $dst|$dst, $src2}",
1085 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1086 X86_COND_NE, EFLAGS))]>,
1088 def CMOVBE16rm: I<0x46, MRMSrcMem, // if <=u, GR16 = [mem16]
1089 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1090 "cmovbe\t{$src2, $dst|$dst, $src2}",
1091 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1092 X86_COND_BE, EFLAGS))]>,
1094 def CMOVBE32rm: I<0x46, MRMSrcMem, // if <=u, GR32 = [mem32]
1095 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1096 "cmovbe\t{$src2, $dst|$dst, $src2}",
1097 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1098 X86_COND_BE, EFLAGS))]>,
1100 def CMOVA16rm : I<0x47, MRMSrcMem, // if >u, GR16 = [mem16]
1101 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1102 "cmova\t{$src2, $dst|$dst, $src2}",
1103 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1104 X86_COND_A, EFLAGS))]>,
1106 def CMOVA32rm : I<0x47, MRMSrcMem, // if >u, GR32 = [mem32]
1107 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1108 "cmova\t{$src2, $dst|$dst, $src2}",
1109 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1110 X86_COND_A, EFLAGS))]>,
1112 def CMOVL16rm : I<0x4C, MRMSrcMem, // if <s, GR16 = [mem16]
1113 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1114 "cmovl\t{$src2, $dst|$dst, $src2}",
1115 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1116 X86_COND_L, EFLAGS))]>,
1118 def CMOVL32rm : I<0x4C, MRMSrcMem, // if <s, GR32 = [mem32]
1119 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1120 "cmovl\t{$src2, $dst|$dst, $src2}",
1121 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1122 X86_COND_L, EFLAGS))]>,
1124 def CMOVGE16rm: I<0x4D, MRMSrcMem, // if >=s, GR16 = [mem16]
1125 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1126 "cmovge\t{$src2, $dst|$dst, $src2}",
1127 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1128 X86_COND_GE, EFLAGS))]>,
1130 def CMOVGE32rm: I<0x4D, MRMSrcMem, // if >=s, GR32 = [mem32]
1131 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1132 "cmovge\t{$src2, $dst|$dst, $src2}",
1133 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1134 X86_COND_GE, EFLAGS))]>,
1136 def CMOVLE16rm: I<0x4E, MRMSrcMem, // if <=s, GR16 = [mem16]
1137 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1138 "cmovle\t{$src2, $dst|$dst, $src2}",
1139 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1140 X86_COND_LE, EFLAGS))]>,
1142 def CMOVLE32rm: I<0x4E, MRMSrcMem, // if <=s, GR32 = [mem32]
1143 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1144 "cmovle\t{$src2, $dst|$dst, $src2}",
1145 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1146 X86_COND_LE, EFLAGS))]>,
1148 def CMOVG16rm : I<0x4F, MRMSrcMem, // if >s, GR16 = [mem16]
1149 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1150 "cmovg\t{$src2, $dst|$dst, $src2}",
1151 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1152 X86_COND_G, EFLAGS))]>,
1154 def CMOVG32rm : I<0x4F, MRMSrcMem, // if >s, GR32 = [mem32]
1155 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1156 "cmovg\t{$src2, $dst|$dst, $src2}",
1157 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1158 X86_COND_G, EFLAGS))]>,
1160 def CMOVS16rm : I<0x48, MRMSrcMem, // if signed, GR16 = [mem16]
1161 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1162 "cmovs\t{$src2, $dst|$dst, $src2}",
1163 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1164 X86_COND_S, EFLAGS))]>,
1166 def CMOVS32rm : I<0x48, MRMSrcMem, // if signed, GR32 = [mem32]
1167 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1168 "cmovs\t{$src2, $dst|$dst, $src2}",
1169 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1170 X86_COND_S, EFLAGS))]>,
1172 def CMOVNS16rm: I<0x49, MRMSrcMem, // if !signed, GR16 = [mem16]
1173 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1174 "cmovns\t{$src2, $dst|$dst, $src2}",
1175 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1176 X86_COND_NS, EFLAGS))]>,
1178 def CMOVNS32rm: I<0x49, MRMSrcMem, // if !signed, GR32 = [mem32]
1179 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1180 "cmovns\t{$src2, $dst|$dst, $src2}",
1181 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1182 X86_COND_NS, EFLAGS))]>,
1184 def CMOVP16rm : I<0x4A, MRMSrcMem, // if parity, GR16 = [mem16]
1185 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1186 "cmovp\t{$src2, $dst|$dst, $src2}",
1187 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1188 X86_COND_P, EFLAGS))]>,
1190 def CMOVP32rm : I<0x4A, MRMSrcMem, // if parity, GR32 = [mem32]
1191 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1192 "cmovp\t{$src2, $dst|$dst, $src2}",
1193 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1194 X86_COND_P, EFLAGS))]>,
1196 def CMOVNP16rm : I<0x4B, MRMSrcMem, // if !parity, GR16 = [mem16]
1197 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1198 "cmovnp\t{$src2, $dst|$dst, $src2}",
1199 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1200 X86_COND_NP, EFLAGS))]>,
1202 def CMOVNP32rm : I<0x4B, MRMSrcMem, // if !parity, GR32 = [mem32]
1203 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1204 "cmovnp\t{$src2, $dst|$dst, $src2}",
1205 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1206 X86_COND_NP, EFLAGS))]>,
1208 def CMOVO16rm : I<0x40, MRMSrcMem, // if overflow, GR16 = [mem16]
1209 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1210 "cmovo\t{$src2, $dst|$dst, $src2}",
1211 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1212 X86_COND_O, EFLAGS))]>,
1214 def CMOVO32rm : I<0x40, MRMSrcMem, // if overflow, GR32 = [mem32]
1215 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1216 "cmovo\t{$src2, $dst|$dst, $src2}",
1217 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1218 X86_COND_O, EFLAGS))]>,
1220 def CMOVNO16rm : I<0x41, MRMSrcMem, // if !overflow, GR16 = [mem16]
1221 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1222 "cmovno\t{$src2, $dst|$dst, $src2}",
1223 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1224 X86_COND_NO, EFLAGS))]>,
1226 def CMOVNO32rm : I<0x41, MRMSrcMem, // if !overflow, GR32 = [mem32]
1227 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1228 "cmovno\t{$src2, $dst|$dst, $src2}",
1229 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1230 X86_COND_NO, EFLAGS))]>,
1232 } // Uses = [EFLAGS]
1235 // unary instructions
1236 let CodeSize = 2 in {
1237 let Defs = [EFLAGS] in {
1238 def NEG8r : I<0xF6, MRM3r, (outs GR8 :$dst), (ins GR8 :$src), "neg{b}\t$dst",
1239 [(set GR8:$dst, (ineg GR8:$src)),
1240 (implicit EFLAGS)]>;
1241 def NEG16r : I<0xF7, MRM3r, (outs GR16:$dst), (ins GR16:$src), "neg{w}\t$dst",
1242 [(set GR16:$dst, (ineg GR16:$src)),
1243 (implicit EFLAGS)]>, OpSize;
1244 def NEG32r : I<0xF7, MRM3r, (outs GR32:$dst), (ins GR32:$src), "neg{l}\t$dst",
1245 [(set GR32:$dst, (ineg GR32:$src)),
1246 (implicit EFLAGS)]>;
1247 let isTwoAddress = 0 in {
1248 def NEG8m : I<0xF6, MRM3m, (outs), (ins i8mem :$dst), "neg{b}\t$dst",
1249 [(store (ineg (loadi8 addr:$dst)), addr:$dst),
1250 (implicit EFLAGS)]>;
1251 def NEG16m : I<0xF7, MRM3m, (outs), (ins i16mem:$dst), "neg{w}\t$dst",
1252 [(store (ineg (loadi16 addr:$dst)), addr:$dst),
1253 (implicit EFLAGS)]>, OpSize;
1254 def NEG32m : I<0xF7, MRM3m, (outs), (ins i32mem:$dst), "neg{l}\t$dst",
1255 [(store (ineg (loadi32 addr:$dst)), addr:$dst),
1256 (implicit EFLAGS)]>;
1258 } // Defs = [EFLAGS]
1260 // Match xor -1 to not. Favors these over a move imm + xor to save code size.
1261 let AddedComplexity = 15 in {
1262 def NOT8r : I<0xF6, MRM2r, (outs GR8 :$dst), (ins GR8 :$src), "not{b}\t$dst",
1263 [(set GR8:$dst, (not GR8:$src))]>;
1264 def NOT16r : I<0xF7, MRM2r, (outs GR16:$dst), (ins GR16:$src), "not{w}\t$dst",
1265 [(set GR16:$dst, (not GR16:$src))]>, OpSize;
1266 def NOT32r : I<0xF7, MRM2r, (outs GR32:$dst), (ins GR32:$src), "not{l}\t$dst",
1267 [(set GR32:$dst, (not GR32:$src))]>;
1269 let isTwoAddress = 0 in {
1270 def NOT8m : I<0xF6, MRM2m, (outs), (ins i8mem :$dst), "not{b}\t$dst",
1271 [(store (not (loadi8 addr:$dst)), addr:$dst)]>;
1272 def NOT16m : I<0xF7, MRM2m, (outs), (ins i16mem:$dst), "not{w}\t$dst",
1273 [(store (not (loadi16 addr:$dst)), addr:$dst)]>, OpSize;
1274 def NOT32m : I<0xF7, MRM2m, (outs), (ins i32mem:$dst), "not{l}\t$dst",
1275 [(store (not (loadi32 addr:$dst)), addr:$dst)]>;
1279 // TODO: inc/dec is slow for P4, but fast for Pentium-M.
1280 let Defs = [EFLAGS] in {
1282 def INC8r : I<0xFE, MRM0r, (outs GR8 :$dst), (ins GR8 :$src), "inc{b}\t$dst",
1283 [(set GR8:$dst, (add GR8:$src, 1)),
1284 (implicit EFLAGS)]>;
1285 let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA.
1286 def INC16r : I<0x40, AddRegFrm, (outs GR16:$dst), (ins GR16:$src), "inc{w}\t$dst",
1287 [(set GR16:$dst, (add GR16:$src, 1)),
1288 (implicit EFLAGS)]>,
1289 OpSize, Requires<[In32BitMode]>;
1290 def INC32r : I<0x40, AddRegFrm, (outs GR32:$dst), (ins GR32:$src), "inc{l}\t$dst",
1291 [(set GR32:$dst, (add GR32:$src, 1)),
1292 (implicit EFLAGS)]>, Requires<[In32BitMode]>;
1294 let isTwoAddress = 0, CodeSize = 2 in {
1295 def INC8m : I<0xFE, MRM0m, (outs), (ins i8mem :$dst), "inc{b}\t$dst",
1296 [(store (add (loadi8 addr:$dst), 1), addr:$dst),
1297 (implicit EFLAGS)]>;
1298 def INC16m : I<0xFF, MRM0m, (outs), (ins i16mem:$dst), "inc{w}\t$dst",
1299 [(store (add (loadi16 addr:$dst), 1), addr:$dst),
1300 (implicit EFLAGS)]>,
1301 OpSize, Requires<[In32BitMode]>;
1302 def INC32m : I<0xFF, MRM0m, (outs), (ins i32mem:$dst), "inc{l}\t$dst",
1303 [(store (add (loadi32 addr:$dst), 1), addr:$dst),
1304 (implicit EFLAGS)]>,
1305 Requires<[In32BitMode]>;
1309 def DEC8r : I<0xFE, MRM1r, (outs GR8 :$dst), (ins GR8 :$src), "dec{b}\t$dst",
1310 [(set GR8:$dst, (add GR8:$src, -1)),
1311 (implicit EFLAGS)]>;
1312 let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA.
1313 def DEC16r : I<0x48, AddRegFrm, (outs GR16:$dst), (ins GR16:$src), "dec{w}\t$dst",
1314 [(set GR16:$dst, (add GR16:$src, -1)),
1315 (implicit EFLAGS)]>,
1316 OpSize, Requires<[In32BitMode]>;
1317 def DEC32r : I<0x48, AddRegFrm, (outs GR32:$dst), (ins GR32:$src), "dec{l}\t$dst",
1318 [(set GR32:$dst, (add GR32:$src, -1)),
1319 (implicit EFLAGS)]>, Requires<[In32BitMode]>;
1322 let isTwoAddress = 0, CodeSize = 2 in {
1323 def DEC8m : I<0xFE, MRM1m, (outs), (ins i8mem :$dst), "dec{b}\t$dst",
1324 [(store (add (loadi8 addr:$dst), -1), addr:$dst),
1325 (implicit EFLAGS)]>;
1326 def DEC16m : I<0xFF, MRM1m, (outs), (ins i16mem:$dst), "dec{w}\t$dst",
1327 [(store (add (loadi16 addr:$dst), -1), addr:$dst),
1328 (implicit EFLAGS)]>,
1329 OpSize, Requires<[In32BitMode]>;
1330 def DEC32m : I<0xFF, MRM1m, (outs), (ins i32mem:$dst), "dec{l}\t$dst",
1331 [(store (add (loadi32 addr:$dst), -1), addr:$dst),
1332 (implicit EFLAGS)]>,
1333 Requires<[In32BitMode]>;
1335 } // Defs = [EFLAGS]
1337 // Logical operators...
1338 let Defs = [EFLAGS] in {
1339 let isCommutable = 1 in { // X = AND Y, Z --> X = AND Z, Y
1340 def AND8rr : I<0x20, MRMDestReg,
1341 (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
1342 "and{b}\t{$src2, $dst|$dst, $src2}",
1343 [(set GR8:$dst, (and GR8:$src1, GR8:$src2)),
1344 (implicit EFLAGS)]>;
1345 def AND16rr : I<0x21, MRMDestReg,
1346 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1347 "and{w}\t{$src2, $dst|$dst, $src2}",
1348 [(set GR16:$dst, (and GR16:$src1, GR16:$src2)),
1349 (implicit EFLAGS)]>, OpSize;
1350 def AND32rr : I<0x21, MRMDestReg,
1351 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1352 "and{l}\t{$src2, $dst|$dst, $src2}",
1353 [(set GR32:$dst, (and GR32:$src1, GR32:$src2)),
1354 (implicit EFLAGS)]>;
1357 def AND8rm : I<0x22, MRMSrcMem,
1358 (outs GR8 :$dst), (ins GR8 :$src1, i8mem :$src2),
1359 "and{b}\t{$src2, $dst|$dst, $src2}",
1360 [(set GR8:$dst, (and GR8:$src1, (load addr:$src2))),
1361 (implicit EFLAGS)]>;
1362 def AND16rm : I<0x23, MRMSrcMem,
1363 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1364 "and{w}\t{$src2, $dst|$dst, $src2}",
1365 [(set GR16:$dst, (and GR16:$src1, (load addr:$src2))),
1366 (implicit EFLAGS)]>, OpSize;
1367 def AND32rm : I<0x23, MRMSrcMem,
1368 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1369 "and{l}\t{$src2, $dst|$dst, $src2}",
1370 [(set GR32:$dst, (and GR32:$src1, (load addr:$src2))),
1371 (implicit EFLAGS)]>;
1373 def AND8ri : Ii8<0x80, MRM4r,
1374 (outs GR8 :$dst), (ins GR8 :$src1, i8imm :$src2),
1375 "and{b}\t{$src2, $dst|$dst, $src2}",
1376 [(set GR8:$dst, (and GR8:$src1, imm:$src2)),
1377 (implicit EFLAGS)]>;
1378 def AND16ri : Ii16<0x81, MRM4r,
1379 (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
1380 "and{w}\t{$src2, $dst|$dst, $src2}",
1381 [(set GR16:$dst, (and GR16:$src1, imm:$src2)),
1382 (implicit EFLAGS)]>, OpSize;
1383 def AND32ri : Ii32<0x81, MRM4r,
1384 (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
1385 "and{l}\t{$src2, $dst|$dst, $src2}",
1386 [(set GR32:$dst, (and GR32:$src1, imm:$src2)),
1387 (implicit EFLAGS)]>;
1388 def AND16ri8 : Ii8<0x83, MRM4r,
1389 (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
1390 "and{w}\t{$src2, $dst|$dst, $src2}",
1391 [(set GR16:$dst, (and GR16:$src1, i16immSExt8:$src2)),
1392 (implicit EFLAGS)]>,
1394 def AND32ri8 : Ii8<0x83, MRM4r,
1395 (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
1396 "and{l}\t{$src2, $dst|$dst, $src2}",
1397 [(set GR32:$dst, (and GR32:$src1, i32immSExt8:$src2)),
1398 (implicit EFLAGS)]>;
1400 let isTwoAddress = 0 in {
1401 def AND8mr : I<0x20, MRMDestMem,
1402 (outs), (ins i8mem :$dst, GR8 :$src),
1403 "and{b}\t{$src, $dst|$dst, $src}",
1404 [(store (and (load addr:$dst), GR8:$src), addr:$dst),
1405 (implicit EFLAGS)]>;
1406 def AND16mr : I<0x21, MRMDestMem,
1407 (outs), (ins i16mem:$dst, GR16:$src),
1408 "and{w}\t{$src, $dst|$dst, $src}",
1409 [(store (and (load addr:$dst), GR16:$src), addr:$dst),
1410 (implicit EFLAGS)]>,
1412 def AND32mr : I<0x21, MRMDestMem,
1413 (outs), (ins i32mem:$dst, GR32:$src),
1414 "and{l}\t{$src, $dst|$dst, $src}",
1415 [(store (and (load addr:$dst), GR32:$src), addr:$dst),
1416 (implicit EFLAGS)]>;
1417 def AND8mi : Ii8<0x80, MRM4m,
1418 (outs), (ins i8mem :$dst, i8imm :$src),
1419 "and{b}\t{$src, $dst|$dst, $src}",
1420 [(store (and (loadi8 addr:$dst), imm:$src), addr:$dst),
1421 (implicit EFLAGS)]>;
1422 def AND16mi : Ii16<0x81, MRM4m,
1423 (outs), (ins i16mem:$dst, i16imm:$src),
1424 "and{w}\t{$src, $dst|$dst, $src}",
1425 [(store (and (loadi16 addr:$dst), imm:$src), addr:$dst),
1426 (implicit EFLAGS)]>,
1428 def AND32mi : Ii32<0x81, MRM4m,
1429 (outs), (ins i32mem:$dst, i32imm:$src),
1430 "and{l}\t{$src, $dst|$dst, $src}",
1431 [(store (and (loadi32 addr:$dst), imm:$src), addr:$dst),
1432 (implicit EFLAGS)]>;
1433 def AND16mi8 : Ii8<0x83, MRM4m,
1434 (outs), (ins i16mem:$dst, i16i8imm :$src),
1435 "and{w}\t{$src, $dst|$dst, $src}",
1436 [(store (and (load addr:$dst), i16immSExt8:$src), addr:$dst),
1437 (implicit EFLAGS)]>,
1439 def AND32mi8 : Ii8<0x83, MRM4m,
1440 (outs), (ins i32mem:$dst, i32i8imm :$src),
1441 "and{l}\t{$src, $dst|$dst, $src}",
1442 [(store (and (load addr:$dst), i32immSExt8:$src), addr:$dst),
1443 (implicit EFLAGS)]>;
1447 let isCommutable = 1 in { // X = OR Y, Z --> X = OR Z, Y
1448 def OR8rr : I<0x08, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
1449 "or{b}\t{$src2, $dst|$dst, $src2}",
1450 [(set GR8:$dst, (or GR8:$src1, GR8:$src2)),
1451 (implicit EFLAGS)]>;
1452 def OR16rr : I<0x09, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1453 "or{w}\t{$src2, $dst|$dst, $src2}",
1454 [(set GR16:$dst, (or GR16:$src1, GR16:$src2)),
1455 (implicit EFLAGS)]>, OpSize;
1456 def OR32rr : I<0x09, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1457 "or{l}\t{$src2, $dst|$dst, $src2}",
1458 [(set GR32:$dst, (or GR32:$src1, GR32:$src2)),
1459 (implicit EFLAGS)]>;
1461 def OR8rm : I<0x0A, MRMSrcMem , (outs GR8 :$dst), (ins GR8 :$src1, i8mem :$src2),
1462 "or{b}\t{$src2, $dst|$dst, $src2}",
1463 [(set GR8:$dst, (or GR8:$src1, (load addr:$src2))),
1464 (implicit EFLAGS)]>;
1465 def OR16rm : I<0x0B, MRMSrcMem , (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1466 "or{w}\t{$src2, $dst|$dst, $src2}",
1467 [(set GR16:$dst, (or GR16:$src1, (load addr:$src2))),
1468 (implicit EFLAGS)]>, OpSize;
1469 def OR32rm : I<0x0B, MRMSrcMem , (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1470 "or{l}\t{$src2, $dst|$dst, $src2}",
1471 [(set GR32:$dst, (or GR32:$src1, (load addr:$src2))),
1472 (implicit EFLAGS)]>;
1474 def OR8ri : Ii8 <0x80, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
1475 "or{b}\t{$src2, $dst|$dst, $src2}",
1476 [(set GR8:$dst, (or GR8:$src1, imm:$src2)),
1477 (implicit EFLAGS)]>;
1478 def OR16ri : Ii16<0x81, MRM1r, (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
1479 "or{w}\t{$src2, $dst|$dst, $src2}",
1480 [(set GR16:$dst, (or GR16:$src1, imm:$src2)),
1481 (implicit EFLAGS)]>, OpSize;
1482 def OR32ri : Ii32<0x81, MRM1r, (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
1483 "or{l}\t{$src2, $dst|$dst, $src2}",
1484 [(set GR32:$dst, (or GR32:$src1, imm:$src2)),
1485 (implicit EFLAGS)]>;
1487 def OR16ri8 : Ii8<0x83, MRM1r, (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
1488 "or{w}\t{$src2, $dst|$dst, $src2}",
1489 [(set GR16:$dst, (or GR16:$src1, i16immSExt8:$src2)),
1490 (implicit EFLAGS)]>, OpSize;
1491 def OR32ri8 : Ii8<0x83, MRM1r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
1492 "or{l}\t{$src2, $dst|$dst, $src2}",
1493 [(set GR32:$dst, (or GR32:$src1, i32immSExt8:$src2)),
1494 (implicit EFLAGS)]>;
1495 let isTwoAddress = 0 in {
1496 def OR8mr : I<0x08, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
1497 "or{b}\t{$src, $dst|$dst, $src}",
1498 [(store (or (load addr:$dst), GR8:$src), addr:$dst),
1499 (implicit EFLAGS)]>;
1500 def OR16mr : I<0x09, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
1501 "or{w}\t{$src, $dst|$dst, $src}",
1502 [(store (or (load addr:$dst), GR16:$src), addr:$dst),
1503 (implicit EFLAGS)]>, OpSize;
1504 def OR32mr : I<0x09, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
1505 "or{l}\t{$src, $dst|$dst, $src}",
1506 [(store (or (load addr:$dst), GR32:$src), addr:$dst),
1507 (implicit EFLAGS)]>;
1508 def OR8mi : Ii8<0x80, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src),
1509 "or{b}\t{$src, $dst|$dst, $src}",
1510 [(store (or (loadi8 addr:$dst), imm:$src), addr:$dst),
1511 (implicit EFLAGS)]>;
1512 def OR16mi : Ii16<0x81, MRM1m, (outs), (ins i16mem:$dst, i16imm:$src),
1513 "or{w}\t{$src, $dst|$dst, $src}",
1514 [(store (or (loadi16 addr:$dst), imm:$src), addr:$dst),
1515 (implicit EFLAGS)]>,
1517 def OR32mi : Ii32<0x81, MRM1m, (outs), (ins i32mem:$dst, i32imm:$src),
1518 "or{l}\t{$src, $dst|$dst, $src}",
1519 [(store (or (loadi32 addr:$dst), imm:$src), addr:$dst),
1520 (implicit EFLAGS)]>;
1521 def OR16mi8 : Ii8<0x83, MRM1m, (outs), (ins i16mem:$dst, i16i8imm:$src),
1522 "or{w}\t{$src, $dst|$dst, $src}",
1523 [(store (or (load addr:$dst), i16immSExt8:$src), addr:$dst),
1524 (implicit EFLAGS)]>,
1526 def OR32mi8 : Ii8<0x83, MRM1m, (outs), (ins i32mem:$dst, i32i8imm:$src),
1527 "or{l}\t{$src, $dst|$dst, $src}",
1528 [(store (or (load addr:$dst), i32immSExt8:$src), addr:$dst),
1529 (implicit EFLAGS)]>;
1530 } // isTwoAddress = 0
1533 let isCommutable = 1 in { // X = XOR Y, Z --> X = XOR Z, Y
1534 def XOR8rr : I<0x30, MRMDestReg,
1535 (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
1536 "xor{b}\t{$src2, $dst|$dst, $src2}",
1537 [(set GR8:$dst, (xor GR8:$src1, GR8:$src2)),
1538 (implicit EFLAGS)]>;
1539 def XOR16rr : I<0x31, MRMDestReg,
1540 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1541 "xor{w}\t{$src2, $dst|$dst, $src2}",
1542 [(set GR16:$dst, (xor GR16:$src1, GR16:$src2)),
1543 (implicit EFLAGS)]>, OpSize;
1544 def XOR32rr : I<0x31, MRMDestReg,
1545 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1546 "xor{l}\t{$src2, $dst|$dst, $src2}",
1547 [(set GR32:$dst, (xor GR32:$src1, GR32:$src2)),
1548 (implicit EFLAGS)]>;
1549 } // isCommutable = 1
1551 def XOR8rm : I<0x32, MRMSrcMem ,
1552 (outs GR8 :$dst), (ins GR8:$src1, i8mem :$src2),
1553 "xor{b}\t{$src2, $dst|$dst, $src2}",
1554 [(set GR8:$dst, (xor GR8:$src1, (load addr:$src2))),
1555 (implicit EFLAGS)]>;
1556 def XOR16rm : I<0x33, MRMSrcMem ,
1557 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1558 "xor{w}\t{$src2, $dst|$dst, $src2}",
1559 [(set GR16:$dst, (xor GR16:$src1, (load addr:$src2))),
1560 (implicit EFLAGS)]>,
1562 def XOR32rm : I<0x33, MRMSrcMem ,
1563 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1564 "xor{l}\t{$src2, $dst|$dst, $src2}",
1565 [(set GR32:$dst, (xor GR32:$src1, (load addr:$src2))),
1566 (implicit EFLAGS)]>;
1568 def XOR8ri : Ii8<0x80, MRM6r,
1569 (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
1570 "xor{b}\t{$src2, $dst|$dst, $src2}",
1571 [(set GR8:$dst, (xor GR8:$src1, imm:$src2)),
1572 (implicit EFLAGS)]>;
1573 def XOR16ri : Ii16<0x81, MRM6r,
1574 (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
1575 "xor{w}\t{$src2, $dst|$dst, $src2}",
1576 [(set GR16:$dst, (xor GR16:$src1, imm:$src2)),
1577 (implicit EFLAGS)]>, OpSize;
1578 def XOR32ri : Ii32<0x81, MRM6r,
1579 (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
1580 "xor{l}\t{$src2, $dst|$dst, $src2}",
1581 [(set GR32:$dst, (xor GR32:$src1, imm:$src2)),
1582 (implicit EFLAGS)]>;
1583 def XOR16ri8 : Ii8<0x83, MRM6r,
1584 (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
1585 "xor{w}\t{$src2, $dst|$dst, $src2}",
1586 [(set GR16:$dst, (xor GR16:$src1, i16immSExt8:$src2)),
1587 (implicit EFLAGS)]>,
1589 def XOR32ri8 : Ii8<0x83, MRM6r,
1590 (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
1591 "xor{l}\t{$src2, $dst|$dst, $src2}",
1592 [(set GR32:$dst, (xor GR32:$src1, i32immSExt8:$src2)),
1593 (implicit EFLAGS)]>;
1595 let isTwoAddress = 0 in {
1596 def XOR8mr : I<0x30, MRMDestMem,
1597 (outs), (ins i8mem :$dst, GR8 :$src),
1598 "xor{b}\t{$src, $dst|$dst, $src}",
1599 [(store (xor (load addr:$dst), GR8:$src), addr:$dst),
1600 (implicit EFLAGS)]>;
1601 def XOR16mr : I<0x31, MRMDestMem,
1602 (outs), (ins i16mem:$dst, GR16:$src),
1603 "xor{w}\t{$src, $dst|$dst, $src}",
1604 [(store (xor (load addr:$dst), GR16:$src), addr:$dst),
1605 (implicit EFLAGS)]>,
1607 def XOR32mr : I<0x31, MRMDestMem,
1608 (outs), (ins i32mem:$dst, GR32:$src),
1609 "xor{l}\t{$src, $dst|$dst, $src}",
1610 [(store (xor (load addr:$dst), GR32:$src), addr:$dst),
1611 (implicit EFLAGS)]>;
1612 def XOR8mi : Ii8<0x80, MRM6m,
1613 (outs), (ins i8mem :$dst, i8imm :$src),
1614 "xor{b}\t{$src, $dst|$dst, $src}",
1615 [(store (xor (loadi8 addr:$dst), imm:$src), addr:$dst),
1616 (implicit EFLAGS)]>;
1617 def XOR16mi : Ii16<0x81, MRM6m,
1618 (outs), (ins i16mem:$dst, i16imm:$src),
1619 "xor{w}\t{$src, $dst|$dst, $src}",
1620 [(store (xor (loadi16 addr:$dst), imm:$src), addr:$dst),
1621 (implicit EFLAGS)]>,
1623 def XOR32mi : Ii32<0x81, MRM6m,
1624 (outs), (ins i32mem:$dst, i32imm:$src),
1625 "xor{l}\t{$src, $dst|$dst, $src}",
1626 [(store (xor (loadi32 addr:$dst), imm:$src), addr:$dst),
1627 (implicit EFLAGS)]>;
1628 def XOR16mi8 : Ii8<0x83, MRM6m,
1629 (outs), (ins i16mem:$dst, i16i8imm :$src),
1630 "xor{w}\t{$src, $dst|$dst, $src}",
1631 [(store (xor (load addr:$dst), i16immSExt8:$src), addr:$dst),
1632 (implicit EFLAGS)]>,
1634 def XOR32mi8 : Ii8<0x83, MRM6m,
1635 (outs), (ins i32mem:$dst, i32i8imm :$src),
1636 "xor{l}\t{$src, $dst|$dst, $src}",
1637 [(store (xor (load addr:$dst), i32immSExt8:$src), addr:$dst),
1638 (implicit EFLAGS)]>;
1639 } // isTwoAddress = 0
1640 } // Defs = [EFLAGS]
1642 // Shift instructions
1643 let Defs = [EFLAGS] in {
1644 let Uses = [CL] in {
1645 def SHL8rCL : I<0xD2, MRM4r, (outs GR8 :$dst), (ins GR8 :$src),
1646 "shl{b}\t{%cl, $dst|$dst, %CL}",
1647 [(set GR8:$dst, (shl GR8:$src, CL))]>;
1648 def SHL16rCL : I<0xD3, MRM4r, (outs GR16:$dst), (ins GR16:$src),
1649 "shl{w}\t{%cl, $dst|$dst, %CL}",
1650 [(set GR16:$dst, (shl GR16:$src, CL))]>, OpSize;
1651 def SHL32rCL : I<0xD3, MRM4r, (outs GR32:$dst), (ins GR32:$src),
1652 "shl{l}\t{%cl, $dst|$dst, %CL}",
1653 [(set GR32:$dst, (shl GR32:$src, CL))]>;
1656 def SHL8ri : Ii8<0xC0, MRM4r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
1657 "shl{b}\t{$src2, $dst|$dst, $src2}",
1658 [(set GR8:$dst, (shl GR8:$src1, (i8 imm:$src2)))]>;
1659 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
1660 def SHL16ri : Ii8<0xC1, MRM4r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
1661 "shl{w}\t{$src2, $dst|$dst, $src2}",
1662 [(set GR16:$dst, (shl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
1663 def SHL32ri : Ii8<0xC1, MRM4r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
1664 "shl{l}\t{$src2, $dst|$dst, $src2}",
1665 [(set GR32:$dst, (shl GR32:$src1, (i8 imm:$src2)))]>;
1666 // NOTE: We don't use shifts of a register by one, because 'add reg,reg' is
1668 } // isConvertibleToThreeAddress = 1
1670 let isTwoAddress = 0 in {
1671 let Uses = [CL] in {
1672 def SHL8mCL : I<0xD2, MRM4m, (outs), (ins i8mem :$dst),
1673 "shl{b}\t{%cl, $dst|$dst, %CL}",
1674 [(store (shl (loadi8 addr:$dst), CL), addr:$dst)]>;
1675 def SHL16mCL : I<0xD3, MRM4m, (outs), (ins i16mem:$dst),
1676 "shl{w}\t{%cl, $dst|$dst, %CL}",
1677 [(store (shl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
1678 def SHL32mCL : I<0xD3, MRM4m, (outs), (ins i32mem:$dst),
1679 "shl{l}\t{%cl, $dst|$dst, %CL}",
1680 [(store (shl (loadi32 addr:$dst), CL), addr:$dst)]>;
1682 def SHL8mi : Ii8<0xC0, MRM4m, (outs), (ins i8mem :$dst, i8imm:$src),
1683 "shl{b}\t{$src, $dst|$dst, $src}",
1684 [(store (shl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1685 def SHL16mi : Ii8<0xC1, MRM4m, (outs), (ins i16mem:$dst, i8imm:$src),
1686 "shl{w}\t{$src, $dst|$dst, $src}",
1687 [(store (shl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1689 def SHL32mi : Ii8<0xC1, MRM4m, (outs), (ins i32mem:$dst, i8imm:$src),
1690 "shl{l}\t{$src, $dst|$dst, $src}",
1691 [(store (shl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1694 def SHL8m1 : I<0xD0, MRM4m, (outs), (ins i8mem :$dst),
1696 [(store (shl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
1697 def SHL16m1 : I<0xD1, MRM4m, (outs), (ins i16mem:$dst),
1699 [(store (shl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
1701 def SHL32m1 : I<0xD1, MRM4m, (outs), (ins i32mem:$dst),
1703 [(store (shl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
1706 let Uses = [CL] in {
1707 def SHR8rCL : I<0xD2, MRM5r, (outs GR8 :$dst), (ins GR8 :$src),
1708 "shr{b}\t{%cl, $dst|$dst, %CL}",
1709 [(set GR8:$dst, (srl GR8:$src, CL))]>;
1710 def SHR16rCL : I<0xD3, MRM5r, (outs GR16:$dst), (ins GR16:$src),
1711 "shr{w}\t{%cl, $dst|$dst, %CL}",
1712 [(set GR16:$dst, (srl GR16:$src, CL))]>, OpSize;
1713 def SHR32rCL : I<0xD3, MRM5r, (outs GR32:$dst), (ins GR32:$src),
1714 "shr{l}\t{%cl, $dst|$dst, %CL}",
1715 [(set GR32:$dst, (srl GR32:$src, CL))]>;
1718 def SHR8ri : Ii8<0xC0, MRM5r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
1719 "shr{b}\t{$src2, $dst|$dst, $src2}",
1720 [(set GR8:$dst, (srl GR8:$src1, (i8 imm:$src2)))]>;
1721 def SHR16ri : Ii8<0xC1, MRM5r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
1722 "shr{w}\t{$src2, $dst|$dst, $src2}",
1723 [(set GR16:$dst, (srl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
1724 def SHR32ri : Ii8<0xC1, MRM5r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
1725 "shr{l}\t{$src2, $dst|$dst, $src2}",
1726 [(set GR32:$dst, (srl GR32:$src1, (i8 imm:$src2)))]>;
1729 def SHR8r1 : I<0xD0, MRM5r, (outs GR8:$dst), (ins GR8:$src1),
1731 [(set GR8:$dst, (srl GR8:$src1, (i8 1)))]>;
1732 def SHR16r1 : I<0xD1, MRM5r, (outs GR16:$dst), (ins GR16:$src1),
1734 [(set GR16:$dst, (srl GR16:$src1, (i8 1)))]>, OpSize;
1735 def SHR32r1 : I<0xD1, MRM5r, (outs GR32:$dst), (ins GR32:$src1),
1737 [(set GR32:$dst, (srl GR32:$src1, (i8 1)))]>;
1739 let isTwoAddress = 0 in {
1740 let Uses = [CL] in {
1741 def SHR8mCL : I<0xD2, MRM5m, (outs), (ins i8mem :$dst),
1742 "shr{b}\t{%cl, $dst|$dst, %CL}",
1743 [(store (srl (loadi8 addr:$dst), CL), addr:$dst)]>;
1744 def SHR16mCL : I<0xD3, MRM5m, (outs), (ins i16mem:$dst),
1745 "shr{w}\t{%cl, $dst|$dst, %CL}",
1746 [(store (srl (loadi16 addr:$dst), CL), addr:$dst)]>,
1748 def SHR32mCL : I<0xD3, MRM5m, (outs), (ins i32mem:$dst),
1749 "shr{l}\t{%cl, $dst|$dst, %CL}",
1750 [(store (srl (loadi32 addr:$dst), CL), addr:$dst)]>;
1752 def SHR8mi : Ii8<0xC0, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src),
1753 "shr{b}\t{$src, $dst|$dst, $src}",
1754 [(store (srl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1755 def SHR16mi : Ii8<0xC1, MRM5m, (outs), (ins i16mem:$dst, i8imm:$src),
1756 "shr{w}\t{$src, $dst|$dst, $src}",
1757 [(store (srl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1759 def SHR32mi : Ii8<0xC1, MRM5m, (outs), (ins i32mem:$dst, i8imm:$src),
1760 "shr{l}\t{$src, $dst|$dst, $src}",
1761 [(store (srl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1764 def SHR8m1 : I<0xD0, MRM5m, (outs), (ins i8mem :$dst),
1766 [(store (srl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
1767 def SHR16m1 : I<0xD1, MRM5m, (outs), (ins i16mem:$dst),
1769 [(store (srl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,OpSize;
1770 def SHR32m1 : I<0xD1, MRM5m, (outs), (ins i32mem:$dst),
1772 [(store (srl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
1775 let Uses = [CL] in {
1776 def SAR8rCL : I<0xD2, MRM7r, (outs GR8 :$dst), (ins GR8 :$src),
1777 "sar{b}\t{%cl, $dst|$dst, %CL}",
1778 [(set GR8:$dst, (sra GR8:$src, CL))]>;
1779 def SAR16rCL : I<0xD3, MRM7r, (outs GR16:$dst), (ins GR16:$src),
1780 "sar{w}\t{%cl, $dst|$dst, %CL}",
1781 [(set GR16:$dst, (sra GR16:$src, CL))]>, OpSize;
1782 def SAR32rCL : I<0xD3, MRM7r, (outs GR32:$dst), (ins GR32:$src),
1783 "sar{l}\t{%cl, $dst|$dst, %CL}",
1784 [(set GR32:$dst, (sra GR32:$src, CL))]>;
1787 def SAR8ri : Ii8<0xC0, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
1788 "sar{b}\t{$src2, $dst|$dst, $src2}",
1789 [(set GR8:$dst, (sra GR8:$src1, (i8 imm:$src2)))]>;
1790 def SAR16ri : Ii8<0xC1, MRM7r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
1791 "sar{w}\t{$src2, $dst|$dst, $src2}",
1792 [(set GR16:$dst, (sra GR16:$src1, (i8 imm:$src2)))]>,
1794 def SAR32ri : Ii8<0xC1, MRM7r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
1795 "sar{l}\t{$src2, $dst|$dst, $src2}",
1796 [(set GR32:$dst, (sra GR32:$src1, (i8 imm:$src2)))]>;
1799 def SAR8r1 : I<0xD0, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1),
1801 [(set GR8:$dst, (sra GR8:$src1, (i8 1)))]>;
1802 def SAR16r1 : I<0xD1, MRM7r, (outs GR16:$dst), (ins GR16:$src1),
1804 [(set GR16:$dst, (sra GR16:$src1, (i8 1)))]>, OpSize;
1805 def SAR32r1 : I<0xD1, MRM7r, (outs GR32:$dst), (ins GR32:$src1),
1807 [(set GR32:$dst, (sra GR32:$src1, (i8 1)))]>;
1809 let isTwoAddress = 0 in {
1810 let Uses = [CL] in {
1811 def SAR8mCL : I<0xD2, MRM7m, (outs), (ins i8mem :$dst),
1812 "sar{b}\t{%cl, $dst|$dst, %CL}",
1813 [(store (sra (loadi8 addr:$dst), CL), addr:$dst)]>;
1814 def SAR16mCL : I<0xD3, MRM7m, (outs), (ins i16mem:$dst),
1815 "sar{w}\t{%cl, $dst|$dst, %CL}",
1816 [(store (sra (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
1817 def SAR32mCL : I<0xD3, MRM7m, (outs), (ins i32mem:$dst),
1818 "sar{l}\t{%cl, $dst|$dst, %CL}",
1819 [(store (sra (loadi32 addr:$dst), CL), addr:$dst)]>;
1821 def SAR8mi : Ii8<0xC0, MRM7m, (outs), (ins i8mem :$dst, i8imm:$src),
1822 "sar{b}\t{$src, $dst|$dst, $src}",
1823 [(store (sra (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1824 def SAR16mi : Ii8<0xC1, MRM7m, (outs), (ins i16mem:$dst, i8imm:$src),
1825 "sar{w}\t{$src, $dst|$dst, $src}",
1826 [(store (sra (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1828 def SAR32mi : Ii8<0xC1, MRM7m, (outs), (ins i32mem:$dst, i8imm:$src),
1829 "sar{l}\t{$src, $dst|$dst, $src}",
1830 [(store (sra (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1833 def SAR8m1 : I<0xD0, MRM7m, (outs), (ins i8mem :$dst),
1835 [(store (sra (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
1836 def SAR16m1 : I<0xD1, MRM7m, (outs), (ins i16mem:$dst),
1838 [(store (sra (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
1840 def SAR32m1 : I<0xD1, MRM7m, (outs), (ins i32mem:$dst),
1842 [(store (sra (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
1845 // Rotate instructions
1846 // FIXME: provide shorter instructions when imm8 == 1
1847 let Uses = [CL] in {
1848 def ROL8rCL : I<0xD2, MRM0r, (outs GR8 :$dst), (ins GR8 :$src),
1849 "rol{b}\t{%cl, $dst|$dst, %CL}",
1850 [(set GR8:$dst, (rotl GR8:$src, CL))]>;
1851 def ROL16rCL : I<0xD3, MRM0r, (outs GR16:$dst), (ins GR16:$src),
1852 "rol{w}\t{%cl, $dst|$dst, %CL}",
1853 [(set GR16:$dst, (rotl GR16:$src, CL))]>, OpSize;
1854 def ROL32rCL : I<0xD3, MRM0r, (outs GR32:$dst), (ins GR32:$src),
1855 "rol{l}\t{%cl, $dst|$dst, %CL}",
1856 [(set GR32:$dst, (rotl GR32:$src, CL))]>;
1859 def ROL8ri : Ii8<0xC0, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
1860 "rol{b}\t{$src2, $dst|$dst, $src2}",
1861 [(set GR8:$dst, (rotl GR8:$src1, (i8 imm:$src2)))]>;
1862 def ROL16ri : Ii8<0xC1, MRM0r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
1863 "rol{w}\t{$src2, $dst|$dst, $src2}",
1864 [(set GR16:$dst, (rotl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
1865 def ROL32ri : Ii8<0xC1, MRM0r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
1866 "rol{l}\t{$src2, $dst|$dst, $src2}",
1867 [(set GR32:$dst, (rotl GR32:$src1, (i8 imm:$src2)))]>;
1870 def ROL8r1 : I<0xD0, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1),
1872 [(set GR8:$dst, (rotl GR8:$src1, (i8 1)))]>;
1873 def ROL16r1 : I<0xD1, MRM0r, (outs GR16:$dst), (ins GR16:$src1),
1875 [(set GR16:$dst, (rotl GR16:$src1, (i8 1)))]>, OpSize;
1876 def ROL32r1 : I<0xD1, MRM0r, (outs GR32:$dst), (ins GR32:$src1),
1878 [(set GR32:$dst, (rotl GR32:$src1, (i8 1)))]>;
1880 let isTwoAddress = 0 in {
1881 let Uses = [CL] in {
1882 def ROL8mCL : I<0xD2, MRM0m, (outs), (ins i8mem :$dst),
1883 "rol{b}\t{%cl, $dst|$dst, %CL}",
1884 [(store (rotl (loadi8 addr:$dst), CL), addr:$dst)]>;
1885 def ROL16mCL : I<0xD3, MRM0m, (outs), (ins i16mem:$dst),
1886 "rol{w}\t{%cl, $dst|$dst, %CL}",
1887 [(store (rotl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
1888 def ROL32mCL : I<0xD3, MRM0m, (outs), (ins i32mem:$dst),
1889 "rol{l}\t{%cl, $dst|$dst, %CL}",
1890 [(store (rotl (loadi32 addr:$dst), CL), addr:$dst)]>;
1892 def ROL8mi : Ii8<0xC0, MRM0m, (outs), (ins i8mem :$dst, i8imm:$src),
1893 "rol{b}\t{$src, $dst|$dst, $src}",
1894 [(store (rotl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1895 def ROL16mi : Ii8<0xC1, MRM0m, (outs), (ins i16mem:$dst, i8imm:$src),
1896 "rol{w}\t{$src, $dst|$dst, $src}",
1897 [(store (rotl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1899 def ROL32mi : Ii8<0xC1, MRM0m, (outs), (ins i32mem:$dst, i8imm:$src),
1900 "rol{l}\t{$src, $dst|$dst, $src}",
1901 [(store (rotl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1904 def ROL8m1 : I<0xD0, MRM0m, (outs), (ins i8mem :$dst),
1906 [(store (rotl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
1907 def ROL16m1 : I<0xD1, MRM0m, (outs), (ins i16mem:$dst),
1909 [(store (rotl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
1911 def ROL32m1 : I<0xD1, MRM0m, (outs), (ins i32mem:$dst),
1913 [(store (rotl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
1916 let Uses = [CL] in {
1917 def ROR8rCL : I<0xD2, MRM1r, (outs GR8 :$dst), (ins GR8 :$src),
1918 "ror{b}\t{%cl, $dst|$dst, %CL}",
1919 [(set GR8:$dst, (rotr GR8:$src, CL))]>;
1920 def ROR16rCL : I<0xD3, MRM1r, (outs GR16:$dst), (ins GR16:$src),
1921 "ror{w}\t{%cl, $dst|$dst, %CL}",
1922 [(set GR16:$dst, (rotr GR16:$src, CL))]>, OpSize;
1923 def ROR32rCL : I<0xD3, MRM1r, (outs GR32:$dst), (ins GR32:$src),
1924 "ror{l}\t{%cl, $dst|$dst, %CL}",
1925 [(set GR32:$dst, (rotr GR32:$src, CL))]>;
1928 def ROR8ri : Ii8<0xC0, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
1929 "ror{b}\t{$src2, $dst|$dst, $src2}",
1930 [(set GR8:$dst, (rotr GR8:$src1, (i8 imm:$src2)))]>;
1931 def ROR16ri : Ii8<0xC1, MRM1r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
1932 "ror{w}\t{$src2, $dst|$dst, $src2}",
1933 [(set GR16:$dst, (rotr GR16:$src1, (i8 imm:$src2)))]>, OpSize;
1934 def ROR32ri : Ii8<0xC1, MRM1r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
1935 "ror{l}\t{$src2, $dst|$dst, $src2}",
1936 [(set GR32:$dst, (rotr GR32:$src1, (i8 imm:$src2)))]>;
1939 def ROR8r1 : I<0xD0, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1),
1941 [(set GR8:$dst, (rotr GR8:$src1, (i8 1)))]>;
1942 def ROR16r1 : I<0xD1, MRM1r, (outs GR16:$dst), (ins GR16:$src1),
1944 [(set GR16:$dst, (rotr GR16:$src1, (i8 1)))]>, OpSize;
1945 def ROR32r1 : I<0xD1, MRM1r, (outs GR32:$dst), (ins GR32:$src1),
1947 [(set GR32:$dst, (rotr GR32:$src1, (i8 1)))]>;
1949 let isTwoAddress = 0 in {
1950 let Uses = [CL] in {
1951 def ROR8mCL : I<0xD2, MRM1m, (outs), (ins i8mem :$dst),
1952 "ror{b}\t{%cl, $dst|$dst, %CL}",
1953 [(store (rotr (loadi8 addr:$dst), CL), addr:$dst)]>;
1954 def ROR16mCL : I<0xD3, MRM1m, (outs), (ins i16mem:$dst),
1955 "ror{w}\t{%cl, $dst|$dst, %CL}",
1956 [(store (rotr (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
1957 def ROR32mCL : I<0xD3, MRM1m, (outs), (ins i32mem:$dst),
1958 "ror{l}\t{%cl, $dst|$dst, %CL}",
1959 [(store (rotr (loadi32 addr:$dst), CL), addr:$dst)]>;
1961 def ROR8mi : Ii8<0xC0, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src),
1962 "ror{b}\t{$src, $dst|$dst, $src}",
1963 [(store (rotr (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1964 def ROR16mi : Ii8<0xC1, MRM1m, (outs), (ins i16mem:$dst, i8imm:$src),
1965 "ror{w}\t{$src, $dst|$dst, $src}",
1966 [(store (rotr (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1968 def ROR32mi : Ii8<0xC1, MRM1m, (outs), (ins i32mem:$dst, i8imm:$src),
1969 "ror{l}\t{$src, $dst|$dst, $src}",
1970 [(store (rotr (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1973 def ROR8m1 : I<0xD0, MRM1m, (outs), (ins i8mem :$dst),
1975 [(store (rotr (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
1976 def ROR16m1 : I<0xD1, MRM1m, (outs), (ins i16mem:$dst),
1978 [(store (rotr (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
1980 def ROR32m1 : I<0xD1, MRM1m, (outs), (ins i32mem:$dst),
1982 [(store (rotr (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
1987 // Double shift instructions (generalizations of rotate)
1988 let Uses = [CL] in {
1989 def SHLD32rrCL : I<0xA5, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1990 "shld{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
1991 [(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2, CL))]>, TB;
1992 def SHRD32rrCL : I<0xAD, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1993 "shrd{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
1994 [(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2, CL))]>, TB;
1995 def SHLD16rrCL : I<0xA5, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1996 "shld{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
1997 [(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2, CL))]>,
1999 def SHRD16rrCL : I<0xAD, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
2000 "shrd{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
2001 [(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2, CL))]>,
2005 let isCommutable = 1 in { // These instructions commute to each other.
2006 def SHLD32rri8 : Ii8<0xA4, MRMDestReg,
2007 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2, i8imm:$src3),
2008 "shld{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2009 [(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2,
2012 def SHRD32rri8 : Ii8<0xAC, MRMDestReg,
2013 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2, i8imm:$src3),
2014 "shrd{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2015 [(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2,
2018 def SHLD16rri8 : Ii8<0xA4, MRMDestReg,
2019 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2, i8imm:$src3),
2020 "shld{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2021 [(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2,
2024 def SHRD16rri8 : Ii8<0xAC, MRMDestReg,
2025 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2, i8imm:$src3),
2026 "shrd{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2027 [(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2,
2032 let isTwoAddress = 0 in {
2033 let Uses = [CL] in {
2034 def SHLD32mrCL : I<0xA5, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2035 "shld{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
2036 [(store (X86shld (loadi32 addr:$dst), GR32:$src2, CL),
2038 def SHRD32mrCL : I<0xAD, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2039 "shrd{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
2040 [(store (X86shrd (loadi32 addr:$dst), GR32:$src2, CL),
2043 def SHLD32mri8 : Ii8<0xA4, MRMDestMem,
2044 (outs), (ins i32mem:$dst, GR32:$src2, i8imm:$src3),
2045 "shld{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2046 [(store (X86shld (loadi32 addr:$dst), GR32:$src2,
2047 (i8 imm:$src3)), addr:$dst)]>,
2049 def SHRD32mri8 : Ii8<0xAC, MRMDestMem,
2050 (outs), (ins i32mem:$dst, GR32:$src2, i8imm:$src3),
2051 "shrd{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2052 [(store (X86shrd (loadi32 addr:$dst), GR32:$src2,
2053 (i8 imm:$src3)), addr:$dst)]>,
2056 let Uses = [CL] in {
2057 def SHLD16mrCL : I<0xA5, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2058 "shld{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
2059 [(store (X86shld (loadi16 addr:$dst), GR16:$src2, CL),
2060 addr:$dst)]>, TB, OpSize;
2061 def SHRD16mrCL : I<0xAD, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2062 "shrd{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
2063 [(store (X86shrd (loadi16 addr:$dst), GR16:$src2, CL),
2064 addr:$dst)]>, TB, OpSize;
2066 def SHLD16mri8 : Ii8<0xA4, MRMDestMem,
2067 (outs), (ins i16mem:$dst, GR16:$src2, i8imm:$src3),
2068 "shld{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2069 [(store (X86shld (loadi16 addr:$dst), GR16:$src2,
2070 (i8 imm:$src3)), addr:$dst)]>,
2072 def SHRD16mri8 : Ii8<0xAC, MRMDestMem,
2073 (outs), (ins i16mem:$dst, GR16:$src2, i8imm:$src3),
2074 "shrd{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
2075 [(store (X86shrd (loadi16 addr:$dst), GR16:$src2,
2076 (i8 imm:$src3)), addr:$dst)]>,
2079 } // Defs = [EFLAGS]
2083 let Defs = [EFLAGS] in {
2084 let isCommutable = 1 in { // X = ADD Y, Z --> X = ADD Z, Y
2085 // Register-Register Addition
2086 def ADD8rr : I<0x00, MRMDestReg, (outs GR8 :$dst),
2087 (ins GR8 :$src1, GR8 :$src2),
2088 "add{b}\t{$src2, $dst|$dst, $src2}",
2089 [(set GR8:$dst, (add GR8:$src1, GR8:$src2)),
2090 (implicit EFLAGS)]>;
2092 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
2093 // Register-Register Addition
2094 def ADD16rr : I<0x01, MRMDestReg, (outs GR16:$dst),
2095 (ins GR16:$src1, GR16:$src2),
2096 "add{w}\t{$src2, $dst|$dst, $src2}",
2097 [(set GR16:$dst, (add GR16:$src1, GR16:$src2)),
2098 (implicit EFLAGS)]>, OpSize;
2099 def ADD32rr : I<0x01, MRMDestReg, (outs GR32:$dst),
2100 (ins GR32:$src1, GR32:$src2),
2101 "add{l}\t{$src2, $dst|$dst, $src2}",
2102 [(set GR32:$dst, (add GR32:$src1, GR32:$src2)),
2103 (implicit EFLAGS)]>;
2104 } // end isConvertibleToThreeAddress
2105 } // end isCommutable
2107 // Register-Memory Addition
2108 def ADD8rm : I<0x02, MRMSrcMem, (outs GR8 :$dst),
2109 (ins GR8 :$src1, i8mem :$src2),
2110 "add{b}\t{$src2, $dst|$dst, $src2}",
2111 [(set GR8:$dst, (add GR8:$src1, (load addr:$src2))),
2112 (implicit EFLAGS)]>;
2113 def ADD16rm : I<0x03, MRMSrcMem, (outs GR16:$dst),
2114 (ins GR16:$src1, i16mem:$src2),
2115 "add{w}\t{$src2, $dst|$dst, $src2}",
2116 [(set GR16:$dst, (add GR16:$src1, (load addr:$src2))),
2117 (implicit EFLAGS)]>, OpSize;
2118 def ADD32rm : I<0x03, MRMSrcMem, (outs GR32:$dst),
2119 (ins GR32:$src1, i32mem:$src2),
2120 "add{l}\t{$src2, $dst|$dst, $src2}",
2121 [(set GR32:$dst, (add GR32:$src1, (load addr:$src2))),
2122 (implicit EFLAGS)]>;
2124 // Register-Integer Addition
2125 def ADD8ri : Ii8<0x80, MRM0r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
2126 "add{b}\t{$src2, $dst|$dst, $src2}",
2127 [(set GR8:$dst, (add GR8:$src1, imm:$src2)),
2128 (implicit EFLAGS)]>;
2130 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
2131 // Register-Integer Addition
2132 def ADD16ri : Ii16<0x81, MRM0r, (outs GR16:$dst),
2133 (ins GR16:$src1, i16imm:$src2),
2134 "add{w}\t{$src2, $dst|$dst, $src2}",
2135 [(set GR16:$dst, (add GR16:$src1, imm:$src2)),
2136 (implicit EFLAGS)]>, OpSize;
2137 def ADD32ri : Ii32<0x81, MRM0r, (outs GR32:$dst),
2138 (ins GR32:$src1, i32imm:$src2),
2139 "add{l}\t{$src2, $dst|$dst, $src2}",
2140 [(set GR32:$dst, (add GR32:$src1, imm:$src2)),
2141 (implicit EFLAGS)]>;
2142 def ADD16ri8 : Ii8<0x83, MRM0r, (outs GR16:$dst),
2143 (ins GR16:$src1, i16i8imm:$src2),
2144 "add{w}\t{$src2, $dst|$dst, $src2}",
2145 [(set GR16:$dst, (add GR16:$src1, i16immSExt8:$src2)),
2146 (implicit EFLAGS)]>, OpSize;
2147 def ADD32ri8 : Ii8<0x83, MRM0r, (outs GR32:$dst),
2148 (ins GR32:$src1, i32i8imm:$src2),
2149 "add{l}\t{$src2, $dst|$dst, $src2}",
2150 [(set GR32:$dst, (add GR32:$src1, i32immSExt8:$src2)),
2151 (implicit EFLAGS)]>;
2154 let isTwoAddress = 0 in {
2155 // Memory-Register Addition
2156 def ADD8mr : I<0x00, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
2157 "add{b}\t{$src2, $dst|$dst, $src2}",
2158 [(store (add (load addr:$dst), GR8:$src2), addr:$dst),
2159 (implicit EFLAGS)]>;
2160 def ADD16mr : I<0x01, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2161 "add{w}\t{$src2, $dst|$dst, $src2}",
2162 [(store (add (load addr:$dst), GR16:$src2), addr:$dst),
2163 (implicit EFLAGS)]>, OpSize;
2164 def ADD32mr : I<0x01, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2165 "add{l}\t{$src2, $dst|$dst, $src2}",
2166 [(store (add (load addr:$dst), GR32:$src2), addr:$dst),
2167 (implicit EFLAGS)]>;
2168 def ADD8mi : Ii8<0x80, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src2),
2169 "add{b}\t{$src2, $dst|$dst, $src2}",
2170 [(store (add (loadi8 addr:$dst), imm:$src2), addr:$dst),
2171 (implicit EFLAGS)]>;
2172 def ADD16mi : Ii16<0x81, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src2),
2173 "add{w}\t{$src2, $dst|$dst, $src2}",
2174 [(store (add (loadi16 addr:$dst), imm:$src2), addr:$dst),
2175 (implicit EFLAGS)]>, OpSize;
2176 def ADD32mi : Ii32<0x81, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src2),
2177 "add{l}\t{$src2, $dst|$dst, $src2}",
2178 [(store (add (loadi32 addr:$dst), imm:$src2), addr:$dst),
2179 (implicit EFLAGS)]>;
2180 def ADD16mi8 : Ii8<0x83, MRM0m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
2181 "add{w}\t{$src2, $dst|$dst, $src2}",
2182 [(store (add (load addr:$dst), i16immSExt8:$src2),
2184 (implicit EFLAGS)]>, OpSize;
2185 def ADD32mi8 : Ii8<0x83, MRM0m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
2186 "add{l}\t{$src2, $dst|$dst, $src2}",
2187 [(store (add (load addr:$dst), i32immSExt8:$src2),
2189 (implicit EFLAGS)]>;
2192 let Uses = [EFLAGS] in {
2193 let isCommutable = 1 in { // X = ADC Y, Z --> X = ADC Z, Y
2194 def ADC32rr : I<0x11, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
2195 "adc{l}\t{$src2, $dst|$dst, $src2}",
2196 [(set GR32:$dst, (adde GR32:$src1, GR32:$src2))]>;
2198 def ADC32rm : I<0x13, MRMSrcMem , (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
2199 "adc{l}\t{$src2, $dst|$dst, $src2}",
2200 [(set GR32:$dst, (adde GR32:$src1, (load addr:$src2)))]>;
2201 def ADC32ri : Ii32<0x81, MRM2r, (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
2202 "adc{l}\t{$src2, $dst|$dst, $src2}",
2203 [(set GR32:$dst, (adde GR32:$src1, imm:$src2))]>;
2204 def ADC32ri8 : Ii8<0x83, MRM2r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
2205 "adc{l}\t{$src2, $dst|$dst, $src2}",
2206 [(set GR32:$dst, (adde GR32:$src1, i32immSExt8:$src2))]>;
2208 let isTwoAddress = 0 in {
2209 def ADC32mr : I<0x11, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2210 "adc{l}\t{$src2, $dst|$dst, $src2}",
2211 [(store (adde (load addr:$dst), GR32:$src2), addr:$dst)]>;
2212 def ADC32mi : Ii32<0x81, MRM2m, (outs), (ins i32mem:$dst, i32imm:$src2),
2213 "adc{l}\t{$src2, $dst|$dst, $src2}",
2214 [(store (adde (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
2215 def ADC32mi8 : Ii8<0x83, MRM2m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
2216 "adc{l}\t{$src2, $dst|$dst, $src2}",
2217 [(store (adde (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
2219 } // Uses = [EFLAGS]
2221 // Register-Register Subtraction
2222 def SUB8rr : I<0x28, MRMDestReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
2223 "sub{b}\t{$src2, $dst|$dst, $src2}",
2224 [(set GR8:$dst, (sub GR8:$src1, GR8:$src2)),
2225 (implicit EFLAGS)]>;
2226 def SUB16rr : I<0x29, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2),
2227 "sub{w}\t{$src2, $dst|$dst, $src2}",
2228 [(set GR16:$dst, (sub GR16:$src1, GR16:$src2)),
2229 (implicit EFLAGS)]>, OpSize;
2230 def SUB32rr : I<0x29, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2),
2231 "sub{l}\t{$src2, $dst|$dst, $src2}",
2232 [(set GR32:$dst, (sub GR32:$src1, GR32:$src2)),
2233 (implicit EFLAGS)]>;
2235 // Register-Memory Subtraction
2236 def SUB8rm : I<0x2A, MRMSrcMem, (outs GR8 :$dst),
2237 (ins GR8 :$src1, i8mem :$src2),
2238 "sub{b}\t{$src2, $dst|$dst, $src2}",
2239 [(set GR8:$dst, (sub GR8:$src1, (load addr:$src2))),
2240 (implicit EFLAGS)]>;
2241 def SUB16rm : I<0x2B, MRMSrcMem, (outs GR16:$dst),
2242 (ins GR16:$src1, i16mem:$src2),
2243 "sub{w}\t{$src2, $dst|$dst, $src2}",
2244 [(set GR16:$dst, (sub GR16:$src1, (load addr:$src2))),
2245 (implicit EFLAGS)]>, OpSize;
2246 def SUB32rm : I<0x2B, MRMSrcMem, (outs GR32:$dst),
2247 (ins GR32:$src1, i32mem:$src2),
2248 "sub{l}\t{$src2, $dst|$dst, $src2}",
2249 [(set GR32:$dst, (sub GR32:$src1, (load addr:$src2))),
2250 (implicit EFLAGS)]>;
2252 // Register-Integer Subtraction
2253 def SUB8ri : Ii8 <0x80, MRM5r, (outs GR8:$dst),
2254 (ins GR8:$src1, i8imm:$src2),
2255 "sub{b}\t{$src2, $dst|$dst, $src2}",
2256 [(set GR8:$dst, (sub GR8:$src1, imm:$src2)),
2257 (implicit EFLAGS)]>;
2258 def SUB16ri : Ii16<0x81, MRM5r, (outs GR16:$dst),
2259 (ins GR16:$src1, i16imm:$src2),
2260 "sub{w}\t{$src2, $dst|$dst, $src2}",
2261 [(set GR16:$dst, (sub GR16:$src1, imm:$src2)),
2262 (implicit EFLAGS)]>, OpSize;
2263 def SUB32ri : Ii32<0x81, MRM5r, (outs GR32:$dst),
2264 (ins GR32:$src1, i32imm:$src2),
2265 "sub{l}\t{$src2, $dst|$dst, $src2}",
2266 [(set GR32:$dst, (sub GR32:$src1, imm:$src2)),
2267 (implicit EFLAGS)]>;
2268 def SUB16ri8 : Ii8<0x83, MRM5r, (outs GR16:$dst),
2269 (ins GR16:$src1, i16i8imm:$src2),
2270 "sub{w}\t{$src2, $dst|$dst, $src2}",
2271 [(set GR16:$dst, (sub GR16:$src1, i16immSExt8:$src2)),
2272 (implicit EFLAGS)]>, OpSize;
2273 def SUB32ri8 : Ii8<0x83, MRM5r, (outs GR32:$dst),
2274 (ins GR32:$src1, i32i8imm:$src2),
2275 "sub{l}\t{$src2, $dst|$dst, $src2}",
2276 [(set GR32:$dst, (sub GR32:$src1, i32immSExt8:$src2)),
2277 (implicit EFLAGS)]>;
2279 let isTwoAddress = 0 in {
2280 // Memory-Register Subtraction
2281 def SUB8mr : I<0x28, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2),
2282 "sub{b}\t{$src2, $dst|$dst, $src2}",
2283 [(store (sub (load addr:$dst), GR8:$src2), addr:$dst),
2284 (implicit EFLAGS)]>;
2285 def SUB16mr : I<0x29, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
2286 "sub{w}\t{$src2, $dst|$dst, $src2}",
2287 [(store (sub (load addr:$dst), GR16:$src2), addr:$dst),
2288 (implicit EFLAGS)]>, OpSize;
2289 def SUB32mr : I<0x29, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2290 "sub{l}\t{$src2, $dst|$dst, $src2}",
2291 [(store (sub (load addr:$dst), GR32:$src2), addr:$dst),
2292 (implicit EFLAGS)]>;
2294 // Memory-Integer Subtraction
2295 def SUB8mi : Ii8<0x80, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src2),
2296 "sub{b}\t{$src2, $dst|$dst, $src2}",
2297 [(store (sub (loadi8 addr:$dst), imm:$src2), addr:$dst),
2298 (implicit EFLAGS)]>;
2299 def SUB16mi : Ii16<0x81, MRM5m, (outs), (ins i16mem:$dst, i16imm:$src2),
2300 "sub{w}\t{$src2, $dst|$dst, $src2}",
2301 [(store (sub (loadi16 addr:$dst), imm:$src2),addr:$dst),
2302 (implicit EFLAGS)]>, OpSize;
2303 def SUB32mi : Ii32<0x81, MRM5m, (outs), (ins i32mem:$dst, i32imm:$src2),
2304 "sub{l}\t{$src2, $dst|$dst, $src2}",
2305 [(store (sub (loadi32 addr:$dst), imm:$src2),addr:$dst),
2306 (implicit EFLAGS)]>;
2307 def SUB16mi8 : Ii8<0x83, MRM5m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
2308 "sub{w}\t{$src2, $dst|$dst, $src2}",
2309 [(store (sub (load addr:$dst), i16immSExt8:$src2),
2311 (implicit EFLAGS)]>, OpSize;
2312 def SUB32mi8 : Ii8<0x83, MRM5m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
2313 "sub{l}\t{$src2, $dst|$dst, $src2}",
2314 [(store (sub (load addr:$dst), i32immSExt8:$src2),
2316 (implicit EFLAGS)]>;
2319 let Uses = [EFLAGS] in {
2320 def SBB32rr : I<0x19, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
2321 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2322 [(set GR32:$dst, (sube GR32:$src1, GR32:$src2))]>;
2324 let isTwoAddress = 0 in {
2325 def SBB32mr : I<0x19, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2326 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2327 [(store (sube (load addr:$dst), GR32:$src2), addr:$dst)]>;
2328 def SBB8mi : Ii32<0x80, MRM3m, (outs), (ins i8mem:$dst, i8imm:$src2),
2329 "sbb{b}\t{$src2, $dst|$dst, $src2}",
2330 [(store (sube (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
2331 def SBB32mi : Ii32<0x81, MRM3m, (outs), (ins i32mem:$dst, i32imm:$src2),
2332 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2333 [(store (sube (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
2334 def SBB32mi8 : Ii8<0x83, MRM3m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
2335 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2336 [(store (sube (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
2338 def SBB32rm : I<0x1B, MRMSrcMem, (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
2339 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2340 [(set GR32:$dst, (sube GR32:$src1, (load addr:$src2)))]>;
2341 def SBB32ri : Ii32<0x81, MRM3r, (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
2342 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2343 [(set GR32:$dst, (sube GR32:$src1, imm:$src2))]>;
2344 def SBB32ri8 : Ii8<0x83, MRM3r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
2345 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2346 [(set GR32:$dst, (sube GR32:$src1, i32immSExt8:$src2))]>;
2347 } // Uses = [EFLAGS]
2348 } // Defs = [EFLAGS]
2350 let Defs = [EFLAGS] in {
2351 let isCommutable = 1 in { // X = IMUL Y, Z --> X = IMUL Z, Y
2352 // Register-Register Signed Integer Multiply
2353 def IMUL16rr : I<0xAF, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2),
2354 "imul{w}\t{$src2, $dst|$dst, $src2}",
2355 [(set GR16:$dst, (mul GR16:$src1, GR16:$src2)),
2356 (implicit EFLAGS)]>, TB, OpSize;
2357 def IMUL32rr : I<0xAF, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2),
2358 "imul{l}\t{$src2, $dst|$dst, $src2}",
2359 [(set GR32:$dst, (mul GR32:$src1, GR32:$src2)),
2360 (implicit EFLAGS)]>, TB;
2363 // Register-Memory Signed Integer Multiply
2364 def IMUL16rm : I<0xAF, MRMSrcMem, (outs GR16:$dst),
2365 (ins GR16:$src1, i16mem:$src2),
2366 "imul{w}\t{$src2, $dst|$dst, $src2}",
2367 [(set GR16:$dst, (mul GR16:$src1, (load addr:$src2))),
2368 (implicit EFLAGS)]>, TB, OpSize;
2369 def IMUL32rm : I<0xAF, MRMSrcMem, (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
2370 "imul{l}\t{$src2, $dst|$dst, $src2}",
2371 [(set GR32:$dst, (mul GR32:$src1, (load addr:$src2))),
2372 (implicit EFLAGS)]>, TB;
2373 } // Defs = [EFLAGS]
2374 } // end Two Address instructions
2376 // Suprisingly enough, these are not two address instructions!
2377 let Defs = [EFLAGS] in {
2378 // Register-Integer Signed Integer Multiply
2379 def IMUL16rri : Ii16<0x69, MRMSrcReg, // GR16 = GR16*I16
2380 (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
2381 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2382 [(set GR16:$dst, (mul GR16:$src1, imm:$src2)),
2383 (implicit EFLAGS)]>, OpSize;
2384 def IMUL32rri : Ii32<0x69, MRMSrcReg, // GR32 = GR32*I32
2385 (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
2386 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2387 [(set GR32:$dst, (mul GR32:$src1, imm:$src2)),
2388 (implicit EFLAGS)]>;
2389 def IMUL16rri8 : Ii8<0x6B, MRMSrcReg, // GR16 = GR16*I8
2390 (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
2391 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2392 [(set GR16:$dst, (mul GR16:$src1, i16immSExt8:$src2)),
2393 (implicit EFLAGS)]>, OpSize;
2394 def IMUL32rri8 : Ii8<0x6B, MRMSrcReg, // GR32 = GR32*I8
2395 (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
2396 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2397 [(set GR32:$dst, (mul GR32:$src1, i32immSExt8:$src2)),
2398 (implicit EFLAGS)]>;
2400 // Memory-Integer Signed Integer Multiply
2401 def IMUL16rmi : Ii16<0x69, MRMSrcMem, // GR16 = [mem16]*I16
2402 (outs GR16:$dst), (ins i16mem:$src1, i16imm:$src2),
2403 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2404 [(set GR16:$dst, (mul (load addr:$src1), imm:$src2)),
2405 (implicit EFLAGS)]>, OpSize;
2406 def IMUL32rmi : Ii32<0x69, MRMSrcMem, // GR32 = [mem32]*I32
2407 (outs GR32:$dst), (ins i32mem:$src1, i32imm:$src2),
2408 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2409 [(set GR32:$dst, (mul (load addr:$src1), imm:$src2)),
2410 (implicit EFLAGS)]>;
2411 def IMUL16rmi8 : Ii8<0x6B, MRMSrcMem, // GR16 = [mem16]*I8
2412 (outs GR16:$dst), (ins i16mem:$src1, i16i8imm :$src2),
2413 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2414 [(set GR16:$dst, (mul (load addr:$src1),
2415 i16immSExt8:$src2)),
2416 (implicit EFLAGS)]>, OpSize;
2417 def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // GR32 = [mem32]*I8
2418 (outs GR32:$dst), (ins i32mem:$src1, i32i8imm: $src2),
2419 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2420 [(set GR32:$dst, (mul (load addr:$src1),
2421 i32immSExt8:$src2)),
2422 (implicit EFLAGS)]>;
2423 } // Defs = [EFLAGS]
2425 //===----------------------------------------------------------------------===//
2426 // Test instructions are just like AND, except they don't generate a result.
2428 let Defs = [EFLAGS] in {
2429 let isCommutable = 1 in { // TEST X, Y --> TEST Y, X
2430 def TEST8rr : I<0x84, MRMDestReg, (outs), (ins GR8:$src1, GR8:$src2),
2431 "test{b}\t{$src2, $src1|$src1, $src2}",
2432 [(X86cmp (and_su GR8:$src1, GR8:$src2), 0),
2433 (implicit EFLAGS)]>;
2434 def TEST16rr : I<0x85, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
2435 "test{w}\t{$src2, $src1|$src1, $src2}",
2436 [(X86cmp (and_su GR16:$src1, GR16:$src2), 0),
2437 (implicit EFLAGS)]>,
2439 def TEST32rr : I<0x85, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
2440 "test{l}\t{$src2, $src1|$src1, $src2}",
2441 [(X86cmp (and_su GR32:$src1, GR32:$src2), 0),
2442 (implicit EFLAGS)]>;
2445 def TEST8rm : I<0x84, MRMSrcMem, (outs), (ins GR8 :$src1, i8mem :$src2),
2446 "test{b}\t{$src2, $src1|$src1, $src2}",
2447 [(X86cmp (and GR8:$src1, (loadi8 addr:$src2)), 0),
2448 (implicit EFLAGS)]>;
2449 def TEST16rm : I<0x85, MRMSrcMem, (outs), (ins GR16:$src1, i16mem:$src2),
2450 "test{w}\t{$src2, $src1|$src1, $src2}",
2451 [(X86cmp (and GR16:$src1, (loadi16 addr:$src2)), 0),
2452 (implicit EFLAGS)]>, OpSize;
2453 def TEST32rm : I<0x85, MRMSrcMem, (outs), (ins GR32:$src1, i32mem:$src2),
2454 "test{l}\t{$src2, $src1|$src1, $src2}",
2455 [(X86cmp (and GR32:$src1, (loadi32 addr:$src2)), 0),
2456 (implicit EFLAGS)]>;
2458 def TEST8ri : Ii8 <0xF6, MRM0r, // flags = GR8 & imm8
2459 (outs), (ins GR8:$src1, i8imm:$src2),
2460 "test{b}\t{$src2, $src1|$src1, $src2}",
2461 [(X86cmp (and_su GR8:$src1, imm:$src2), 0),
2462 (implicit EFLAGS)]>;
2463 def TEST16ri : Ii16<0xF7, MRM0r, // flags = GR16 & imm16
2464 (outs), (ins GR16:$src1, i16imm:$src2),
2465 "test{w}\t{$src2, $src1|$src1, $src2}",
2466 [(X86cmp (and_su GR16:$src1, imm:$src2), 0),
2467 (implicit EFLAGS)]>, OpSize;
2468 def TEST32ri : Ii32<0xF7, MRM0r, // flags = GR32 & imm32
2469 (outs), (ins GR32:$src1, i32imm:$src2),
2470 "test{l}\t{$src2, $src1|$src1, $src2}",
2471 [(X86cmp (and_su GR32:$src1, imm:$src2), 0),
2472 (implicit EFLAGS)]>;
2474 def TEST8mi : Ii8 <0xF6, MRM0m, // flags = [mem8] & imm8
2475 (outs), (ins i8mem:$src1, i8imm:$src2),
2476 "test{b}\t{$src2, $src1|$src1, $src2}",
2477 [(X86cmp (and (loadi8 addr:$src1), imm:$src2), 0),
2478 (implicit EFLAGS)]>;
2479 def TEST16mi : Ii16<0xF7, MRM0m, // flags = [mem16] & imm16
2480 (outs), (ins i16mem:$src1, i16imm:$src2),
2481 "test{w}\t{$src2, $src1|$src1, $src2}",
2482 [(X86cmp (and (loadi16 addr:$src1), imm:$src2), 0),
2483 (implicit EFLAGS)]>, OpSize;
2484 def TEST32mi : Ii32<0xF7, MRM0m, // flags = [mem32] & imm32
2485 (outs), (ins i32mem:$src1, i32imm:$src2),
2486 "test{l}\t{$src2, $src1|$src1, $src2}",
2487 [(X86cmp (and (loadi32 addr:$src1), imm:$src2), 0),
2488 (implicit EFLAGS)]>;
2489 } // Defs = [EFLAGS]
2492 // Condition code ops, incl. set if equal/not equal/...
2493 let Defs = [EFLAGS], Uses = [AH], neverHasSideEffects = 1 in
2494 def SAHF : I<0x9E, RawFrm, (outs), (ins), "sahf", []>; // flags = AH
2495 let Defs = [AH], Uses = [EFLAGS], neverHasSideEffects = 1 in
2496 def LAHF : I<0x9F, RawFrm, (outs), (ins), "lahf", []>; // AH = flags
2498 let Uses = [EFLAGS] in {
2499 def SETEr : I<0x94, MRM0r,
2500 (outs GR8 :$dst), (ins),
2502 [(set GR8:$dst, (X86setcc X86_COND_E, EFLAGS))]>,
2504 def SETEm : I<0x94, MRM0m,
2505 (outs), (ins i8mem:$dst),
2507 [(store (X86setcc X86_COND_E, EFLAGS), addr:$dst)]>,
2510 def SETNEr : I<0x95, MRM0r,
2511 (outs GR8 :$dst), (ins),
2513 [(set GR8:$dst, (X86setcc X86_COND_NE, EFLAGS))]>,
2515 def SETNEm : I<0x95, MRM0m,
2516 (outs), (ins i8mem:$dst),
2518 [(store (X86setcc X86_COND_NE, EFLAGS), addr:$dst)]>,
2521 def SETLr : I<0x9C, MRM0r,
2522 (outs GR8 :$dst), (ins),
2524 [(set GR8:$dst, (X86setcc X86_COND_L, EFLAGS))]>,
2525 TB; // GR8 = < signed
2526 def SETLm : I<0x9C, MRM0m,
2527 (outs), (ins i8mem:$dst),
2529 [(store (X86setcc X86_COND_L, EFLAGS), addr:$dst)]>,
2530 TB; // [mem8] = < signed
2532 def SETGEr : I<0x9D, MRM0r,
2533 (outs GR8 :$dst), (ins),
2535 [(set GR8:$dst, (X86setcc X86_COND_GE, EFLAGS))]>,
2536 TB; // GR8 = >= signed
2537 def SETGEm : I<0x9D, MRM0m,
2538 (outs), (ins i8mem:$dst),
2540 [(store (X86setcc X86_COND_GE, EFLAGS), addr:$dst)]>,
2541 TB; // [mem8] = >= signed
2543 def SETLEr : I<0x9E, MRM0r,
2544 (outs GR8 :$dst), (ins),
2546 [(set GR8:$dst, (X86setcc X86_COND_LE, EFLAGS))]>,
2547 TB; // GR8 = <= signed
2548 def SETLEm : I<0x9E, MRM0m,
2549 (outs), (ins i8mem:$dst),
2551 [(store (X86setcc X86_COND_LE, EFLAGS), addr:$dst)]>,
2552 TB; // [mem8] = <= signed
2554 def SETGr : I<0x9F, MRM0r,
2555 (outs GR8 :$dst), (ins),
2557 [(set GR8:$dst, (X86setcc X86_COND_G, EFLAGS))]>,
2558 TB; // GR8 = > signed
2559 def SETGm : I<0x9F, MRM0m,
2560 (outs), (ins i8mem:$dst),
2562 [(store (X86setcc X86_COND_G, EFLAGS), addr:$dst)]>,
2563 TB; // [mem8] = > signed
2565 def SETBr : I<0x92, MRM0r,
2566 (outs GR8 :$dst), (ins),
2568 [(set GR8:$dst, (X86setcc X86_COND_B, EFLAGS))]>,
2569 TB; // GR8 = < unsign
2570 def SETBm : I<0x92, MRM0m,
2571 (outs), (ins i8mem:$dst),
2573 [(store (X86setcc X86_COND_B, EFLAGS), addr:$dst)]>,
2574 TB; // [mem8] = < unsign
2576 def SETAEr : I<0x93, MRM0r,
2577 (outs GR8 :$dst), (ins),
2579 [(set GR8:$dst, (X86setcc X86_COND_AE, EFLAGS))]>,
2580 TB; // GR8 = >= unsign
2581 def SETAEm : I<0x93, MRM0m,
2582 (outs), (ins i8mem:$dst),
2584 [(store (X86setcc X86_COND_AE, EFLAGS), addr:$dst)]>,
2585 TB; // [mem8] = >= unsign
2587 def SETBEr : I<0x96, MRM0r,
2588 (outs GR8 :$dst), (ins),
2590 [(set GR8:$dst, (X86setcc X86_COND_BE, EFLAGS))]>,
2591 TB; // GR8 = <= unsign
2592 def SETBEm : I<0x96, MRM0m,
2593 (outs), (ins i8mem:$dst),
2595 [(store (X86setcc X86_COND_BE, EFLAGS), addr:$dst)]>,
2596 TB; // [mem8] = <= unsign
2598 def SETAr : I<0x97, MRM0r,
2599 (outs GR8 :$dst), (ins),
2601 [(set GR8:$dst, (X86setcc X86_COND_A, EFLAGS))]>,
2602 TB; // GR8 = > signed
2603 def SETAm : I<0x97, MRM0m,
2604 (outs), (ins i8mem:$dst),
2606 [(store (X86setcc X86_COND_A, EFLAGS), addr:$dst)]>,
2607 TB; // [mem8] = > signed
2609 def SETSr : I<0x98, MRM0r,
2610 (outs GR8 :$dst), (ins),
2612 [(set GR8:$dst, (X86setcc X86_COND_S, EFLAGS))]>,
2613 TB; // GR8 = <sign bit>
2614 def SETSm : I<0x98, MRM0m,
2615 (outs), (ins i8mem:$dst),
2617 [(store (X86setcc X86_COND_S, EFLAGS), addr:$dst)]>,
2618 TB; // [mem8] = <sign bit>
2619 def SETNSr : I<0x99, MRM0r,
2620 (outs GR8 :$dst), (ins),
2622 [(set GR8:$dst, (X86setcc X86_COND_NS, EFLAGS))]>,
2623 TB; // GR8 = !<sign bit>
2624 def SETNSm : I<0x99, MRM0m,
2625 (outs), (ins i8mem:$dst),
2627 [(store (X86setcc X86_COND_NS, EFLAGS), addr:$dst)]>,
2628 TB; // [mem8] = !<sign bit>
2630 def SETPr : I<0x9A, MRM0r,
2631 (outs GR8 :$dst), (ins),
2633 [(set GR8:$dst, (X86setcc X86_COND_P, EFLAGS))]>,
2635 def SETPm : I<0x9A, MRM0m,
2636 (outs), (ins i8mem:$dst),
2638 [(store (X86setcc X86_COND_P, EFLAGS), addr:$dst)]>,
2639 TB; // [mem8] = parity
2640 def SETNPr : I<0x9B, MRM0r,
2641 (outs GR8 :$dst), (ins),
2643 [(set GR8:$dst, (X86setcc X86_COND_NP, EFLAGS))]>,
2644 TB; // GR8 = not parity
2645 def SETNPm : I<0x9B, MRM0m,
2646 (outs), (ins i8mem:$dst),
2648 [(store (X86setcc X86_COND_NP, EFLAGS), addr:$dst)]>,
2649 TB; // [mem8] = not parity
2651 def SETOr : I<0x90, MRM0r,
2652 (outs GR8 :$dst), (ins),
2654 [(set GR8:$dst, (X86setcc X86_COND_O, EFLAGS))]>,
2655 TB; // GR8 = overflow
2656 def SETOm : I<0x90, MRM0m,
2657 (outs), (ins i8mem:$dst),
2659 [(store (X86setcc X86_COND_O, EFLAGS), addr:$dst)]>,
2660 TB; // [mem8] = overflow
2661 def SETNOr : I<0x91, MRM0r,
2662 (outs GR8 :$dst), (ins),
2664 [(set GR8:$dst, (X86setcc X86_COND_NO, EFLAGS))]>,
2665 TB; // GR8 = not overflow
2666 def SETNOm : I<0x91, MRM0m,
2667 (outs), (ins i8mem:$dst),
2669 [(store (X86setcc X86_COND_NO, EFLAGS), addr:$dst)]>,
2670 TB; // [mem8] = not overflow
2671 } // Uses = [EFLAGS]
2674 // Integer comparisons
2675 let Defs = [EFLAGS] in {
2676 def CMP8rr : I<0x38, MRMDestReg,
2677 (outs), (ins GR8 :$src1, GR8 :$src2),
2678 "cmp{b}\t{$src2, $src1|$src1, $src2}",
2679 [(X86cmp GR8:$src1, GR8:$src2), (implicit EFLAGS)]>;
2680 def CMP16rr : I<0x39, MRMDestReg,
2681 (outs), (ins GR16:$src1, GR16:$src2),
2682 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2683 [(X86cmp GR16:$src1, GR16:$src2), (implicit EFLAGS)]>, OpSize;
2684 def CMP32rr : I<0x39, MRMDestReg,
2685 (outs), (ins GR32:$src1, GR32:$src2),
2686 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2687 [(X86cmp GR32:$src1, GR32:$src2), (implicit EFLAGS)]>;
2688 def CMP8mr : I<0x38, MRMDestMem,
2689 (outs), (ins i8mem :$src1, GR8 :$src2),
2690 "cmp{b}\t{$src2, $src1|$src1, $src2}",
2691 [(X86cmp (loadi8 addr:$src1), GR8:$src2),
2692 (implicit EFLAGS)]>;
2693 def CMP16mr : I<0x39, MRMDestMem,
2694 (outs), (ins i16mem:$src1, GR16:$src2),
2695 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2696 [(X86cmp (loadi16 addr:$src1), GR16:$src2),
2697 (implicit EFLAGS)]>, OpSize;
2698 def CMP32mr : I<0x39, MRMDestMem,
2699 (outs), (ins i32mem:$src1, GR32:$src2),
2700 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2701 [(X86cmp (loadi32 addr:$src1), GR32:$src2),
2702 (implicit EFLAGS)]>;
2703 def CMP8rm : I<0x3A, MRMSrcMem,
2704 (outs), (ins GR8 :$src1, i8mem :$src2),
2705 "cmp{b}\t{$src2, $src1|$src1, $src2}",
2706 [(X86cmp GR8:$src1, (loadi8 addr:$src2)),
2707 (implicit EFLAGS)]>;
2708 def CMP16rm : I<0x3B, MRMSrcMem,
2709 (outs), (ins GR16:$src1, i16mem:$src2),
2710 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2711 [(X86cmp GR16:$src1, (loadi16 addr:$src2)),
2712 (implicit EFLAGS)]>, OpSize;
2713 def CMP32rm : I<0x3B, MRMSrcMem,
2714 (outs), (ins GR32:$src1, i32mem:$src2),
2715 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2716 [(X86cmp GR32:$src1, (loadi32 addr:$src2)),
2717 (implicit EFLAGS)]>;
2718 def CMP8ri : Ii8<0x80, MRM7r,
2719 (outs), (ins GR8:$src1, i8imm:$src2),
2720 "cmp{b}\t{$src2, $src1|$src1, $src2}",
2721 [(X86cmp GR8:$src1, imm:$src2), (implicit EFLAGS)]>;
2722 def CMP16ri : Ii16<0x81, MRM7r,
2723 (outs), (ins GR16:$src1, i16imm:$src2),
2724 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2725 [(X86cmp GR16:$src1, imm:$src2),
2726 (implicit EFLAGS)]>, OpSize;
2727 def CMP32ri : Ii32<0x81, MRM7r,
2728 (outs), (ins GR32:$src1, i32imm:$src2),
2729 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2730 [(X86cmp GR32:$src1, imm:$src2), (implicit EFLAGS)]>;
2731 def CMP8mi : Ii8 <0x80, MRM7m,
2732 (outs), (ins i8mem :$src1, i8imm :$src2),
2733 "cmp{b}\t{$src2, $src1|$src1, $src2}",
2734 [(X86cmp (loadi8 addr:$src1), imm:$src2),
2735 (implicit EFLAGS)]>;
2736 def CMP16mi : Ii16<0x81, MRM7m,
2737 (outs), (ins i16mem:$src1, i16imm:$src2),
2738 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2739 [(X86cmp (loadi16 addr:$src1), imm:$src2),
2740 (implicit EFLAGS)]>, OpSize;
2741 def CMP32mi : Ii32<0x81, MRM7m,
2742 (outs), (ins i32mem:$src1, i32imm:$src2),
2743 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2744 [(X86cmp (loadi32 addr:$src1), imm:$src2),
2745 (implicit EFLAGS)]>;
2746 def CMP16ri8 : Ii8<0x83, MRM7r,
2747 (outs), (ins GR16:$src1, i16i8imm:$src2),
2748 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2749 [(X86cmp GR16:$src1, i16immSExt8:$src2),
2750 (implicit EFLAGS)]>, OpSize;
2751 def CMP16mi8 : Ii8<0x83, MRM7m,
2752 (outs), (ins i16mem:$src1, i16i8imm:$src2),
2753 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2754 [(X86cmp (loadi16 addr:$src1), i16immSExt8:$src2),
2755 (implicit EFLAGS)]>, OpSize;
2756 def CMP32mi8 : Ii8<0x83, MRM7m,
2757 (outs), (ins i32mem:$src1, i32i8imm:$src2),
2758 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2759 [(X86cmp (loadi32 addr:$src1), i32immSExt8:$src2),
2760 (implicit EFLAGS)]>;
2761 def CMP32ri8 : Ii8<0x83, MRM7r,
2762 (outs), (ins GR32:$src1, i32i8imm:$src2),
2763 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2764 [(X86cmp GR32:$src1, i32immSExt8:$src2),
2765 (implicit EFLAGS)]>;
2766 } // Defs = [EFLAGS]
2769 // TODO: BTC, BTR, and BTS
2770 let Defs = [EFLAGS] in {
2771 def BT16rr : I<0xA3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
2772 "bt{w}\t{$src2, $src1|$src1, $src2}",
2773 [(X86bt GR16:$src1, GR16:$src2),
2774 (implicit EFLAGS)]>, OpSize, TB;
2775 def BT32rr : I<0xA3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
2776 "bt{l}\t{$src2, $src1|$src1, $src2}",
2777 [(X86bt GR32:$src1, GR32:$src2),
2778 (implicit EFLAGS)]>, TB;
2780 // Unlike with the register+register form, the memory+register form of the
2781 // bt instruction does not ignore the high bits of the index. From ISel's
2782 // perspective, this is pretty bizarre. Disable these instructions for now.
2783 //def BT16mr : I<0xA3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
2784 // "bt{w}\t{$src2, $src1|$src1, $src2}",
2785 // [(X86bt (loadi16 addr:$src1), GR16:$src2),
2786 // (implicit EFLAGS)]>, OpSize, TB, Requires<[FastBTMem]>;
2787 //def BT32mr : I<0xA3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
2788 // "bt{l}\t{$src2, $src1|$src1, $src2}",
2789 // [(X86bt (loadi32 addr:$src1), GR32:$src2),
2790 // (implicit EFLAGS)]>, TB, Requires<[FastBTMem]>;
2792 def BT16ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR16:$src1, i16i8imm:$src2),
2793 "bt{w}\t{$src2, $src1|$src1, $src2}",
2794 [(X86bt GR16:$src1, i16immSExt8:$src2),
2795 (implicit EFLAGS)]>, OpSize, TB;
2796 def BT32ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR32:$src1, i32i8imm:$src2),
2797 "bt{l}\t{$src2, $src1|$src1, $src2}",
2798 [(X86bt GR32:$src1, i32immSExt8:$src2),
2799 (implicit EFLAGS)]>, TB;
2800 // Note that these instructions don't need FastBTMem because that
2801 // only applies when the other operand is in a register. When it's
2802 // an immediate, bt is still fast.
2803 def BT16mi8 : Ii8<0xBA, MRM4m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
2804 "bt{w}\t{$src2, $src1|$src1, $src2}",
2805 [(X86bt (loadi16 addr:$src1), i16immSExt8:$src2),
2806 (implicit EFLAGS)]>, OpSize, TB;
2807 def BT32mi8 : Ii8<0xBA, MRM4m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
2808 "bt{l}\t{$src2, $src1|$src1, $src2}",
2809 [(X86bt (loadi32 addr:$src1), i32immSExt8:$src2),
2810 (implicit EFLAGS)]>, TB;
2811 } // Defs = [EFLAGS]
2813 // Sign/Zero extenders
2814 // Use movsbl intead of movsbw; we don't care about the high 16 bits
2815 // of the register here. This has a smaller encoding and avoids a
2816 // partial-register update.
2817 def MOVSX16rr8 : I<0xBE, MRMSrcReg, (outs GR16:$dst), (ins GR8 :$src),
2818 "movs{bl|x}\t{$src, ${dst:subreg32}|${dst:subreg32}, $src}",
2819 [(set GR16:$dst, (sext GR8:$src))]>, TB;
2820 def MOVSX16rm8 : I<0xBE, MRMSrcMem, (outs GR16:$dst), (ins i8mem :$src),
2821 "movs{bl|x}\t{$src, ${dst:subreg32}|${dst:subreg32}, $src}",
2822 [(set GR16:$dst, (sextloadi16i8 addr:$src))]>, TB;
2823 def MOVSX32rr8 : I<0xBE, MRMSrcReg, (outs GR32:$dst), (ins GR8 :$src),
2824 "movs{bl|x}\t{$src, $dst|$dst, $src}",
2825 [(set GR32:$dst, (sext GR8:$src))]>, TB;
2826 def MOVSX32rm8 : I<0xBE, MRMSrcMem, (outs GR32:$dst), (ins i8mem :$src),
2827 "movs{bl|x}\t{$src, $dst|$dst, $src}",
2828 [(set GR32:$dst, (sextloadi32i8 addr:$src))]>, TB;
2829 def MOVSX32rr16: I<0xBF, MRMSrcReg, (outs GR32:$dst), (ins GR16:$src),
2830 "movs{wl|x}\t{$src, $dst|$dst, $src}",
2831 [(set GR32:$dst, (sext GR16:$src))]>, TB;
2832 def MOVSX32rm16: I<0xBF, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src),
2833 "movs{wl|x}\t{$src, $dst|$dst, $src}",
2834 [(set GR32:$dst, (sextloadi32i16 addr:$src))]>, TB;
2836 // Use movzbl intead of movzbw; we don't care about the high 16 bits
2837 // of the register here. This has a smaller encoding and avoids a
2838 // partial-register update.
2839 def MOVZX16rr8 : I<0xB6, MRMSrcReg, (outs GR16:$dst), (ins GR8 :$src),
2840 "movz{bl|x}\t{$src, ${dst:subreg32}|${dst:subreg32}, $src}",
2841 [(set GR16:$dst, (zext GR8:$src))]>, TB;
2842 def MOVZX16rm8 : I<0xB6, MRMSrcMem, (outs GR16:$dst), (ins i8mem :$src),
2843 "movz{bl|x}\t{$src, ${dst:subreg32}|${dst:subreg32}, $src}",
2844 [(set GR16:$dst, (zextloadi16i8 addr:$src))]>, TB;
2845 def MOVZX32rr8 : I<0xB6, MRMSrcReg, (outs GR32:$dst), (ins GR8 :$src),
2846 "movz{bl|x}\t{$src, $dst|$dst, $src}",
2847 [(set GR32:$dst, (zext GR8:$src))]>, TB;
2848 def MOVZX32rm8 : I<0xB6, MRMSrcMem, (outs GR32:$dst), (ins i8mem :$src),
2849 "movz{bl|x}\t{$src, $dst|$dst, $src}",
2850 [(set GR32:$dst, (zextloadi32i8 addr:$src))]>, TB;
2851 def MOVZX32rr16: I<0xB7, MRMSrcReg, (outs GR32:$dst), (ins GR16:$src),
2852 "movz{wl|x}\t{$src, $dst|$dst, $src}",
2853 [(set GR32:$dst, (zext GR16:$src))]>, TB;
2854 def MOVZX32rm16: I<0xB7, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src),
2855 "movz{wl|x}\t{$src, $dst|$dst, $src}",
2856 [(set GR32:$dst, (zextloadi32i16 addr:$src))]>, TB;
2858 let neverHasSideEffects = 1 in {
2859 let Defs = [AX], Uses = [AL] in
2860 def CBW : I<0x98, RawFrm, (outs), (ins),
2861 "{cbtw|cbw}", []>, OpSize; // AX = signext(AL)
2862 let Defs = [EAX], Uses = [AX] in
2863 def CWDE : I<0x98, RawFrm, (outs), (ins),
2864 "{cwtl|cwde}", []>; // EAX = signext(AX)
2866 let Defs = [AX,DX], Uses = [AX] in
2867 def CWD : I<0x99, RawFrm, (outs), (ins),
2868 "{cwtd|cwd}", []>, OpSize; // DX:AX = signext(AX)
2869 let Defs = [EAX,EDX], Uses = [EAX] in
2870 def CDQ : I<0x99, RawFrm, (outs), (ins),
2871 "{cltd|cdq}", []>; // EDX:EAX = signext(EAX)
2874 //===----------------------------------------------------------------------===//
2875 // Alias Instructions
2876 //===----------------------------------------------------------------------===//
2878 // Alias instructions that map movr0 to xor.
2879 // FIXME: remove when we can teach regalloc that xor reg, reg is ok.
2880 let Defs = [EFLAGS], isReMaterializable = 1, isAsCheapAsAMove = 1 in {
2881 def MOV8r0 : I<0x30, MRMInitReg, (outs GR8 :$dst), (ins),
2882 "xor{b}\t$dst, $dst",
2883 [(set GR8:$dst, 0)]>;
2884 // Use xorl instead of xorw since we don't care about the high 16 bits,
2885 // it's smaller, and it avoids a partial-register update.
2886 def MOV16r0 : I<0x31, MRMInitReg, (outs GR16:$dst), (ins),
2887 "xor{l}\t${dst:subreg32}, ${dst:subreg32}",
2888 [(set GR16:$dst, 0)]>;
2889 def MOV32r0 : I<0x31, MRMInitReg, (outs GR32:$dst), (ins),
2890 "xor{l}\t$dst, $dst",
2891 [(set GR32:$dst, 0)]>;
2894 // Basic operations on GR16 / GR32 subclasses GR16_ and GR32_ which contains only
2895 // those registers that have GR8 sub-registers (i.e. AX - DX, EAX - EDX).
2896 let neverHasSideEffects = 1, isAsCheapAsAMove = 1 in {
2897 def MOV16to16_ : I<0x89, MRMDestReg, (outs GR16_:$dst), (ins GR16:$src),
2898 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
2899 def MOV32to32_ : I<0x89, MRMDestReg, (outs GR32_:$dst), (ins GR32:$src),
2900 "mov{l}\t{$src, $dst|$dst, $src}", []>;
2902 def MOV16_rr : I<0x89, MRMDestReg, (outs GR16_:$dst), (ins GR16_:$src),
2903 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
2904 def MOV32_rr : I<0x89, MRMDestReg, (outs GR32_:$dst), (ins GR32_:$src),
2905 "mov{l}\t{$src, $dst|$dst, $src}", []>;
2906 } // neverHasSideEffects
2908 let canFoldAsLoad = 1, mayLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
2909 def MOV16_rm : I<0x8B, MRMSrcMem, (outs GR16_:$dst), (ins i16mem:$src),
2910 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
2911 def MOV32_rm : I<0x8B, MRMSrcMem, (outs GR32_:$dst), (ins i32mem:$src),
2912 "mov{l}\t{$src, $dst|$dst, $src}", []>;
2914 let mayStore = 1, neverHasSideEffects = 1 in {
2915 def MOV16_mr : I<0x89, MRMDestMem, (outs), (ins i16mem:$dst, GR16_:$src),
2916 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
2917 def MOV32_mr : I<0x89, MRMDestMem, (outs), (ins i32mem:$dst, GR32_:$src),
2918 "mov{l}\t{$src, $dst|$dst, $src}", []>;
2921 //===----------------------------------------------------------------------===//
2922 // Thread Local Storage Instructions
2925 // FIXME: there is duplication with the non-TLS case.
2926 // There is a suggestion on how to fix this at
2927 // http://lists.cs.uiuc.edu/pipermail/llvm-commits/Week-of-Mon-20090309/075212.html
2930 def TLS_addr32 : I<0, Pseudo, (outs GR32:$dst), (ins i32imm:$sym),
2931 "leal\t${sym:mem}(,%ebx,1), $dst",
2932 [(set GR32:$dst, (X86tlsaddr tglobaltlsaddr:$sym))]>;
2934 let AddedComplexity = 10 in
2935 def TLS_gs_rr : I<0, Pseudo, (outs GR32:$dst), (ins GR32:$src),
2936 "movl\t%gs:($src), $dst",
2937 [(set GR32:$dst, (load (add X86TLStp, GR32:$src)))]>;
2939 let AddedComplexity = 15 in
2940 def TLS_gs_ri : I<0x8B, Pseudo, (outs GR32:$dst), (ins i32imm:$src),
2941 "movl\t%gs:${src:mem}, $dst",
2943 (load (add X86TLStp, (X86Wrapper tglobaltlsaddr:$src))))]>,
2946 let AddedComplexity = 15 in
2947 def TLS16_gs_ri : I<0x8B, Pseudo, (outs GR16:$dst), (ins i32imm:$src),
2948 "movw\t%gs:${src:mem}, $dst",
2950 (load (add X86TLStp,
2951 (X86Wrapper tglobaltlsaddr:$src))))]>,
2954 let AddedComplexity = 15 in
2955 def TLS8_gs_ri : I<0x8B, Pseudo, (outs GR8:$dst), (ins i32imm:$src),
2956 "movb\t%gs:${src:mem}, $dst",
2958 (load (add X86TLStp,
2959 (X86Wrapper tglobaltlsaddr:$src))))]>,
2962 let AddedComplexity = 15 in
2963 def TLS_ext16_gs_ri : I<0x8B, Pseudo, (outs GR32:$dst), (ins i32imm:$src),
2964 "movzwl\t%gs:${src:mem}, $dst",
2968 (X86Wrapper tglobaltlsaddr:$src))))]>,
2971 let AddedComplexity = 15 in
2972 def TLS_sext16_gs_ri : I<0x8B, Pseudo, (outs GR32:$dst), (ins i32imm:$src),
2973 "movswl\t%gs:${src:mem}, $dst",
2977 (X86Wrapper tglobaltlsaddr:$src))))]>,
2980 let AddedComplexity = 15 in
2981 def TLS_zext16_gs_ri : I<0x8B, Pseudo, (outs GR32:$dst), (ins i32imm:$src),
2982 "movzwl\t%gs:${src:mem}, $dst",
2986 (X86Wrapper tglobaltlsaddr:$src))))]>,
2989 let AddedComplexity = 15 in
2990 def TLS_ext8_gs_ri : I<0x8B, Pseudo, (outs GR32:$dst), (ins i32imm:$src),
2991 "movzbl\t%gs:${src:mem}, $dst",
2995 (X86Wrapper tglobaltlsaddr:$src))))]>,
2998 let AddedComplexity = 15 in
2999 def TLS_sext8_gs_ri : I<0x8B, Pseudo, (outs GR32:$dst), (ins i32imm:$src),
3000 "movsbl\t%gs:${src:mem}, $dst",
3004 (X86Wrapper tglobaltlsaddr:$src))))]>,
3007 let AddedComplexity = 15 in
3008 def TLS_zext8_gs_ri : I<0x8B, Pseudo, (outs GR32:$dst), (ins i32imm:$src),
3009 "movzbl\t%gs:${src:mem}, $dst",
3013 (X86Wrapper tglobaltlsaddr:$src))))]>,
3016 def TLS_tp : I<0x8B, Pseudo, (outs GR32:$dst), (ins),
3017 "movl\t%gs:0, $dst",
3018 [(set GR32:$dst, X86TLStp)]>, SegGS;
3020 let AddedComplexity = 5 in
3021 def GS_MOV32rm : I<0x8B, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
3022 "movl\t%gs:$src, $dst",
3023 [(set GR32:$dst, (gsload addr:$src))]>, SegGS;
3025 //===----------------------------------------------------------------------===//
3026 // DWARF Pseudo Instructions
3029 def DWARF_LOC : I<0, Pseudo, (outs),
3030 (ins i32imm:$line, i32imm:$col, i32imm:$file),
3031 ".loc\t${file:debug} ${line:debug} ${col:debug}",
3032 [(dwarf_loc (i32 imm:$line), (i32 imm:$col),
3035 //===----------------------------------------------------------------------===//
3036 // EH Pseudo Instructions
3038 let isTerminator = 1, isReturn = 1, isBarrier = 1,
3040 def EH_RETURN : I<0xC3, RawFrm, (outs), (ins GR32:$addr),
3041 "ret\t#eh_return, addr: $addr",
3042 [(X86ehret GR32:$addr)]>;
3046 //===----------------------------------------------------------------------===//
3050 // Atomic swap. These are just normal xchg instructions. But since a memory
3051 // operand is referenced, the atomicity is ensured.
3052 let Constraints = "$val = $dst" in {
3053 def XCHG32rm : I<0x87, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$ptr, GR32:$val),
3054 "xchg{l}\t{$val, $ptr|$ptr, $val}",
3055 [(set GR32:$dst, (atomic_swap_32 addr:$ptr, GR32:$val))]>;
3056 def XCHG16rm : I<0x87, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$ptr, GR16:$val),
3057 "xchg{w}\t{$val, $ptr|$ptr, $val}",
3058 [(set GR16:$dst, (atomic_swap_16 addr:$ptr, GR16:$val))]>,
3060 def XCHG8rm : I<0x86, MRMSrcMem, (outs GR8:$dst), (ins i8mem:$ptr, GR8:$val),
3061 "xchg{b}\t{$val, $ptr|$ptr, $val}",
3062 [(set GR8:$dst, (atomic_swap_8 addr:$ptr, GR8:$val))]>;
3065 // Atomic compare and swap.
3066 let Defs = [EAX, EFLAGS], Uses = [EAX] in {
3067 def LCMPXCHG32 : I<0xB1, MRMDestMem, (outs), (ins i32mem:$ptr, GR32:$swap),
3068 "lock\n\tcmpxchg{l}\t{$swap, $ptr|$ptr, $swap}",
3069 [(X86cas addr:$ptr, GR32:$swap, 4)]>, TB, LOCK;
3071 let Defs = [EAX, EDX, EFLAGS], Uses = [EAX, EBX, ECX, EDX] in {
3072 def LCMPXCHG8B : I<0xC7, MRM1m, (outs), (ins i32mem:$ptr),
3073 "lock\n\tcmpxchg8b\t$ptr",
3074 [(X86cas8 addr:$ptr)]>, TB, LOCK;
3077 let Defs = [AX, EFLAGS], Uses = [AX] in {
3078 def LCMPXCHG16 : I<0xB1, MRMDestMem, (outs), (ins i16mem:$ptr, GR16:$swap),
3079 "lock\n\tcmpxchg{w}\t{$swap, $ptr|$ptr, $swap}",
3080 [(X86cas addr:$ptr, GR16:$swap, 2)]>, TB, OpSize, LOCK;
3082 let Defs = [AL, EFLAGS], Uses = [AL] in {
3083 def LCMPXCHG8 : I<0xB0, MRMDestMem, (outs), (ins i8mem:$ptr, GR8:$swap),
3084 "lock\n\tcmpxchg{b}\t{$swap, $ptr|$ptr, $swap}",
3085 [(X86cas addr:$ptr, GR8:$swap, 1)]>, TB, LOCK;
3088 // Atomic exchange and add
3089 let Constraints = "$val = $dst", Defs = [EFLAGS] in {
3090 def LXADD32 : I<0xC1, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$ptr, GR32:$val),
3091 "lock\n\txadd{l}\t{$val, $ptr|$ptr, $val}",
3092 [(set GR32:$dst, (atomic_load_add_32 addr:$ptr, GR32:$val))]>,
3094 def LXADD16 : I<0xC1, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$ptr, GR16:$val),
3095 "lock\n\txadd{w}\t{$val, $ptr|$ptr, $val}",
3096 [(set GR16:$dst, (atomic_load_add_16 addr:$ptr, GR16:$val))]>,
3098 def LXADD8 : I<0xC0, MRMSrcMem, (outs GR8:$dst), (ins i8mem:$ptr, GR8:$val),
3099 "lock\n\txadd{b}\t{$val, $ptr|$ptr, $val}",
3100 [(set GR8:$dst, (atomic_load_add_8 addr:$ptr, GR8:$val))]>,
3104 // Atomic exchange, and, or, xor
3105 let Constraints = "$val = $dst", Defs = [EFLAGS],
3106 usesCustomDAGSchedInserter = 1 in {
3107 def ATOMAND32 : I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3108 "#ATOMAND32 PSEUDO!",
3109 [(set GR32:$dst, (atomic_load_and_32 addr:$ptr, GR32:$val))]>;
3110 def ATOMOR32 : I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3111 "#ATOMOR32 PSEUDO!",
3112 [(set GR32:$dst, (atomic_load_or_32 addr:$ptr, GR32:$val))]>;
3113 def ATOMXOR32 : I<0, Pseudo,(outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3114 "#ATOMXOR32 PSEUDO!",
3115 [(set GR32:$dst, (atomic_load_xor_32 addr:$ptr, GR32:$val))]>;
3116 def ATOMNAND32 : I<0, Pseudo,(outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3117 "#ATOMNAND32 PSEUDO!",
3118 [(set GR32:$dst, (atomic_load_nand_32 addr:$ptr, GR32:$val))]>;
3119 def ATOMMIN32: I<0, Pseudo, (outs GR32:$dst), (ins i32mem:$ptr, GR32:$val),
3120 "#ATOMMIN32 PSEUDO!",
3121 [(set GR32:$dst, (atomic_load_min_32 addr:$ptr, GR32:$val))]>;
3122 def ATOMMAX32: I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3123 "#ATOMMAX32 PSEUDO!",
3124 [(set GR32:$dst, (atomic_load_max_32 addr:$ptr, GR32:$val))]>;
3125 def ATOMUMIN32: I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3126 "#ATOMUMIN32 PSEUDO!",
3127 [(set GR32:$dst, (atomic_load_umin_32 addr:$ptr, GR32:$val))]>;
3128 def ATOMUMAX32: I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val),
3129 "#ATOMUMAX32 PSEUDO!",
3130 [(set GR32:$dst, (atomic_load_umax_32 addr:$ptr, GR32:$val))]>;
3132 def ATOMAND16 : I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
3133 "#ATOMAND16 PSEUDO!",
3134 [(set GR16:$dst, (atomic_load_and_16 addr:$ptr, GR16:$val))]>;
3135 def ATOMOR16 : I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
3136 "#ATOMOR16 PSEUDO!",
3137 [(set GR16:$dst, (atomic_load_or_16 addr:$ptr, GR16:$val))]>;
3138 def ATOMXOR16 : I<0, Pseudo,(outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
3139 "#ATOMXOR16 PSEUDO!",
3140 [(set GR16:$dst, (atomic_load_xor_16 addr:$ptr, GR16:$val))]>;
3141 def ATOMNAND16 : I<0, Pseudo,(outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
3142 "#ATOMNAND16 PSEUDO!",
3143 [(set GR16:$dst, (atomic_load_nand_16 addr:$ptr, GR16:$val))]>;
3144 def ATOMMIN16: I<0, Pseudo, (outs GR16:$dst), (ins i16mem:$ptr, GR16:$val),
3145 "#ATOMMIN16 PSEUDO!",
3146 [(set GR16:$dst, (atomic_load_min_16 addr:$ptr, GR16:$val))]>;
3147 def ATOMMAX16: I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
3148 "#ATOMMAX16 PSEUDO!",
3149 [(set GR16:$dst, (atomic_load_max_16 addr:$ptr, GR16:$val))]>;
3150 def ATOMUMIN16: I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
3151 "#ATOMUMIN16 PSEUDO!",
3152 [(set GR16:$dst, (atomic_load_umin_16 addr:$ptr, GR16:$val))]>;
3153 def ATOMUMAX16: I<0, Pseudo, (outs GR16:$dst),(ins i16mem:$ptr, GR16:$val),
3154 "#ATOMUMAX16 PSEUDO!",
3155 [(set GR16:$dst, (atomic_load_umax_16 addr:$ptr, GR16:$val))]>;
3157 def ATOMAND8 : I<0, Pseudo, (outs GR8:$dst),(ins i8mem:$ptr, GR8:$val),
3158 "#ATOMAND8 PSEUDO!",
3159 [(set GR8:$dst, (atomic_load_and_8 addr:$ptr, GR8:$val))]>;
3160 def ATOMOR8 : I<0, Pseudo, (outs GR8:$dst),(ins i8mem:$ptr, GR8:$val),
3162 [(set GR8:$dst, (atomic_load_or_8 addr:$ptr, GR8:$val))]>;
3163 def ATOMXOR8 : I<0, Pseudo,(outs GR8:$dst),(ins i8mem:$ptr, GR8:$val),
3164 "#ATOMXOR8 PSEUDO!",
3165 [(set GR8:$dst, (atomic_load_xor_8 addr:$ptr, GR8:$val))]>;
3166 def ATOMNAND8 : I<0, Pseudo,(outs GR8:$dst),(ins i8mem:$ptr, GR8:$val),
3167 "#ATOMNAND8 PSEUDO!",
3168 [(set GR8:$dst, (atomic_load_nand_8 addr:$ptr, GR8:$val))]>;
3171 let Constraints = "$val1 = $dst1, $val2 = $dst2",
3172 Defs = [EFLAGS, EAX, EBX, ECX, EDX],
3173 Uses = [EAX, EBX, ECX, EDX],
3174 mayLoad = 1, mayStore = 1,
3175 usesCustomDAGSchedInserter = 1 in {
3176 def ATOMAND6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
3177 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
3178 "#ATOMAND6432 PSEUDO!", []>;
3179 def ATOMOR6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
3180 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
3181 "#ATOMOR6432 PSEUDO!", []>;
3182 def ATOMXOR6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
3183 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
3184 "#ATOMXOR6432 PSEUDO!", []>;
3185 def ATOMNAND6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
3186 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
3187 "#ATOMNAND6432 PSEUDO!", []>;
3188 def ATOMADD6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
3189 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
3190 "#ATOMADD6432 PSEUDO!", []>;
3191 def ATOMSUB6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
3192 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
3193 "#ATOMSUB6432 PSEUDO!", []>;
3194 def ATOMSWAP6432 : I<0, Pseudo, (outs GR32:$dst1, GR32:$dst2),
3195 (ins i64mem:$ptr, GR32:$val1, GR32:$val2),
3196 "#ATOMSWAP6432 PSEUDO!", []>;
3199 //===----------------------------------------------------------------------===//
3200 // Non-Instruction Patterns
3201 //===----------------------------------------------------------------------===//
3203 // ConstantPool GlobalAddress, ExternalSymbol, and JumpTable
3204 def : Pat<(i32 (X86Wrapper tconstpool :$dst)), (MOV32ri tconstpool :$dst)>;
3205 def : Pat<(i32 (X86Wrapper tjumptable :$dst)), (MOV32ri tjumptable :$dst)>;
3206 def : Pat<(i32 (X86Wrapper tglobaltlsaddr:$dst)),(MOV32ri tglobaltlsaddr:$dst)>;
3207 def : Pat<(i32 (X86Wrapper tglobaladdr :$dst)), (MOV32ri tglobaladdr :$dst)>;
3208 def : Pat<(i32 (X86Wrapper texternalsym:$dst)), (MOV32ri texternalsym:$dst)>;
3210 def : Pat<(add GR32:$src1, (X86Wrapper tconstpool:$src2)),
3211 (ADD32ri GR32:$src1, tconstpool:$src2)>;
3212 def : Pat<(add GR32:$src1, (X86Wrapper tjumptable:$src2)),
3213 (ADD32ri GR32:$src1, tjumptable:$src2)>;
3214 def : Pat<(add GR32:$src1, (X86Wrapper tglobaladdr :$src2)),
3215 (ADD32ri GR32:$src1, tglobaladdr:$src2)>;
3216 def : Pat<(add GR32:$src1, (X86Wrapper texternalsym:$src2)),
3217 (ADD32ri GR32:$src1, texternalsym:$src2)>;
3219 def : Pat<(store (i32 (X86Wrapper tglobaladdr:$src)), addr:$dst),
3220 (MOV32mi addr:$dst, tglobaladdr:$src)>;
3221 def : Pat<(store (i32 (X86Wrapper texternalsym:$src)), addr:$dst),
3222 (MOV32mi addr:$dst, texternalsym:$src)>;
3226 def : Pat<(X86tailcall GR32:$dst),
3229 def : Pat<(X86tailcall (i32 tglobaladdr:$dst)),
3231 def : Pat<(X86tailcall (i32 texternalsym:$dst)),
3234 def : Pat<(X86tcret GR32:$dst, imm:$off),
3235 (TCRETURNri GR32:$dst, imm:$off)>;
3237 def : Pat<(X86tcret (i32 tglobaladdr:$dst), imm:$off),
3238 (TCRETURNdi texternalsym:$dst, imm:$off)>;
3240 def : Pat<(X86tcret (i32 texternalsym:$dst), imm:$off),
3241 (TCRETURNdi texternalsym:$dst, imm:$off)>;
3243 def : Pat<(X86call (i32 tglobaladdr:$dst)),
3244 (CALLpcrel32 tglobaladdr:$dst)>;
3245 def : Pat<(X86call (i32 texternalsym:$dst)),
3246 (CALLpcrel32 texternalsym:$dst)>;
3248 // X86 specific add which produces a flag.
3249 def : Pat<(addc GR32:$src1, GR32:$src2),
3250 (ADD32rr GR32:$src1, GR32:$src2)>;
3251 def : Pat<(addc GR32:$src1, (load addr:$src2)),
3252 (ADD32rm GR32:$src1, addr:$src2)>;
3253 def : Pat<(addc GR32:$src1, imm:$src2),
3254 (ADD32ri GR32:$src1, imm:$src2)>;
3255 def : Pat<(addc GR32:$src1, i32immSExt8:$src2),
3256 (ADD32ri8 GR32:$src1, i32immSExt8:$src2)>;
3258 def : Pat<(subc GR32:$src1, GR32:$src2),
3259 (SUB32rr GR32:$src1, GR32:$src2)>;
3260 def : Pat<(subc GR32:$src1, (load addr:$src2)),
3261 (SUB32rm GR32:$src1, addr:$src2)>;
3262 def : Pat<(subc GR32:$src1, imm:$src2),
3263 (SUB32ri GR32:$src1, imm:$src2)>;
3264 def : Pat<(subc GR32:$src1, i32immSExt8:$src2),
3265 (SUB32ri8 GR32:$src1, i32immSExt8:$src2)>;
3269 // TEST R,R is smaller than CMP R,0
3270 def : Pat<(parallel (X86cmp GR8:$src1, 0), (implicit EFLAGS)),
3271 (TEST8rr GR8:$src1, GR8:$src1)>;
3272 def : Pat<(parallel (X86cmp GR16:$src1, 0), (implicit EFLAGS)),
3273 (TEST16rr GR16:$src1, GR16:$src1)>;
3274 def : Pat<(parallel (X86cmp GR32:$src1, 0), (implicit EFLAGS)),
3275 (TEST32rr GR32:$src1, GR32:$src1)>;
3277 // Conditional moves with folded loads with operands swapped and conditions
3279 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_B, EFLAGS),
3280 (CMOVAE16rm GR16:$src2, addr:$src1)>;
3281 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_B, EFLAGS),
3282 (CMOVAE32rm GR32:$src2, addr:$src1)>;
3283 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_AE, EFLAGS),
3284 (CMOVB16rm GR16:$src2, addr:$src1)>;
3285 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_AE, EFLAGS),
3286 (CMOVB32rm GR32:$src2, addr:$src1)>;
3287 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_E, EFLAGS),
3288 (CMOVNE16rm GR16:$src2, addr:$src1)>;
3289 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_E, EFLAGS),
3290 (CMOVNE32rm GR32:$src2, addr:$src1)>;
3291 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NE, EFLAGS),
3292 (CMOVE16rm GR16:$src2, addr:$src1)>;
3293 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NE, EFLAGS),
3294 (CMOVE32rm GR32:$src2, addr:$src1)>;
3295 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_BE, EFLAGS),
3296 (CMOVA16rm GR16:$src2, addr:$src1)>;
3297 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_BE, EFLAGS),
3298 (CMOVA32rm GR32:$src2, addr:$src1)>;
3299 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_A, EFLAGS),
3300 (CMOVBE16rm GR16:$src2, addr:$src1)>;
3301 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_A, EFLAGS),
3302 (CMOVBE32rm GR32:$src2, addr:$src1)>;
3303 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_L, EFLAGS),
3304 (CMOVGE16rm GR16:$src2, addr:$src1)>;
3305 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_L, EFLAGS),
3306 (CMOVGE32rm GR32:$src2, addr:$src1)>;
3307 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_GE, EFLAGS),
3308 (CMOVL16rm GR16:$src2, addr:$src1)>;
3309 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_GE, EFLAGS),
3310 (CMOVL32rm GR32:$src2, addr:$src1)>;
3311 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_LE, EFLAGS),
3312 (CMOVG16rm GR16:$src2, addr:$src1)>;
3313 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_LE, EFLAGS),
3314 (CMOVG32rm GR32:$src2, addr:$src1)>;
3315 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_G, EFLAGS),
3316 (CMOVLE16rm GR16:$src2, addr:$src1)>;
3317 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_G, EFLAGS),
3318 (CMOVLE32rm GR32:$src2, addr:$src1)>;
3319 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_P, EFLAGS),
3320 (CMOVNP16rm GR16:$src2, addr:$src1)>;
3321 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_P, EFLAGS),
3322 (CMOVNP32rm GR32:$src2, addr:$src1)>;
3323 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NP, EFLAGS),
3324 (CMOVP16rm GR16:$src2, addr:$src1)>;
3325 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NP, EFLAGS),
3326 (CMOVP32rm GR32:$src2, addr:$src1)>;
3327 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_S, EFLAGS),
3328 (CMOVNS16rm GR16:$src2, addr:$src1)>;
3329 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_S, EFLAGS),
3330 (CMOVNS32rm GR32:$src2, addr:$src1)>;
3331 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NS, EFLAGS),
3332 (CMOVS16rm GR16:$src2, addr:$src1)>;
3333 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NS, EFLAGS),
3334 (CMOVS32rm GR32:$src2, addr:$src1)>;
3335 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_O, EFLAGS),
3336 (CMOVNO16rm GR16:$src2, addr:$src1)>;
3337 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_O, EFLAGS),
3338 (CMOVNO32rm GR32:$src2, addr:$src1)>;
3339 def : Pat<(X86cmov (loadi16 addr:$src1), GR16:$src2, X86_COND_NO, EFLAGS),
3340 (CMOVO16rm GR16:$src2, addr:$src1)>;
3341 def : Pat<(X86cmov (loadi32 addr:$src1), GR32:$src2, X86_COND_NO, EFLAGS),
3342 (CMOVO32rm GR32:$src2, addr:$src1)>;
3344 // zextload bool -> zextload byte
3345 def : Pat<(zextloadi8i1 addr:$src), (MOV8rm addr:$src)>;
3346 def : Pat<(zextloadi16i1 addr:$src), (MOVZX16rm8 addr:$src)>;
3347 def : Pat<(zextloadi32i1 addr:$src), (MOVZX32rm8 addr:$src)>;
3349 // extload bool -> extload byte
3350 def : Pat<(extloadi8i1 addr:$src), (MOV8rm addr:$src)>;
3351 def : Pat<(extloadi16i1 addr:$src), (MOVZX16rm8 addr:$src)>,
3352 Requires<[In32BitMode]>;
3353 def : Pat<(extloadi32i1 addr:$src), (MOVZX32rm8 addr:$src)>;
3354 def : Pat<(extloadi16i8 addr:$src), (MOVZX16rm8 addr:$src)>,
3355 Requires<[In32BitMode]>;
3356 def : Pat<(extloadi32i8 addr:$src), (MOVZX32rm8 addr:$src)>;
3357 def : Pat<(extloadi32i16 addr:$src), (MOVZX32rm16 addr:$src)>;
3360 def : Pat<(i16 (anyext GR8 :$src)), (MOVZX16rr8 GR8 :$src)>,
3361 Requires<[In32BitMode]>;
3362 def : Pat<(i32 (anyext GR8 :$src)), (MOVZX32rr8 GR8 :$src)>,
3363 Requires<[In32BitMode]>;
3364 def : Pat<(i32 (anyext GR16:$src)),
3365 (INSERT_SUBREG (i32 (IMPLICIT_DEF)), GR16:$src, x86_subreg_16bit)>;
3367 // (and (i32 load), 255) -> (zextload i8)
3368 def : Pat<(i32 (and (nvloadi32 addr:$src), (i32 255))),
3369 (MOVZX32rm8 addr:$src)>;
3370 def : Pat<(i32 (and (nvloadi32 addr:$src), (i32 65535))),
3371 (MOVZX32rm16 addr:$src)>;
3373 //===----------------------------------------------------------------------===//
3375 //===----------------------------------------------------------------------===//
3377 // Odd encoding trick: -128 fits into an 8-bit immediate field while
3378 // +128 doesn't, so in this special case use a sub instead of an add.
3379 def : Pat<(add GR16:$src1, 128),
3380 (SUB16ri8 GR16:$src1, -128)>;
3381 def : Pat<(store (add (loadi16 addr:$dst), 128), addr:$dst),
3382 (SUB16mi8 addr:$dst, -128)>;
3383 def : Pat<(add GR32:$src1, 128),
3384 (SUB32ri8 GR32:$src1, -128)>;
3385 def : Pat<(store (add (loadi32 addr:$dst), 128), addr:$dst),
3386 (SUB32mi8 addr:$dst, -128)>;
3388 // r & (2^16-1) ==> movz
3389 def : Pat<(and GR32:$src1, 0xffff),
3390 (MOVZX32rr16 (i16 (EXTRACT_SUBREG GR32:$src1, x86_subreg_16bit)))>;
3391 // r & (2^8-1) ==> movz
3392 def : Pat<(and GR32:$src1, 0xff),
3393 (MOVZX32rr8 (i8 (EXTRACT_SUBREG (MOV32to32_ GR32:$src1),
3394 x86_subreg_8bit)))>,
3395 Requires<[In32BitMode]>;
3396 // r & (2^8-1) ==> movz
3397 def : Pat<(and GR16:$src1, 0xff),
3398 (MOVZX16rr8 (i8 (EXTRACT_SUBREG (MOV16to16_ GR16:$src1),
3399 x86_subreg_8bit)))>,
3400 Requires<[In32BitMode]>;
3402 // sext_inreg patterns
3403 def : Pat<(sext_inreg GR32:$src, i16),
3404 (MOVSX32rr16 (i16 (EXTRACT_SUBREG GR32:$src, x86_subreg_16bit)))>;
3405 def : Pat<(sext_inreg GR32:$src, i8),
3406 (MOVSX32rr8 (i8 (EXTRACT_SUBREG (MOV32to32_ GR32:$src),
3407 x86_subreg_8bit)))>,
3408 Requires<[In32BitMode]>;
3409 def : Pat<(sext_inreg GR16:$src, i8),
3410 (MOVSX16rr8 (i8 (EXTRACT_SUBREG (MOV16to16_ GR16:$src),
3411 x86_subreg_8bit)))>,
3412 Requires<[In32BitMode]>;
3415 def : Pat<(i16 (trunc GR32:$src)),
3416 (i16 (EXTRACT_SUBREG GR32:$src, x86_subreg_16bit))>;
3417 def : Pat<(i8 (trunc GR32:$src)),
3418 (i8 (EXTRACT_SUBREG (MOV32to32_ GR32:$src), x86_subreg_8bit))>,
3419 Requires<[In32BitMode]>;
3420 def : Pat<(i8 (trunc GR16:$src)),
3421 (i8 (EXTRACT_SUBREG (MOV16to16_ GR16:$src), x86_subreg_8bit))>,
3422 Requires<[In32BitMode]>;
3424 // (shl x, 1) ==> (add x, x)
3425 def : Pat<(shl GR8 :$src1, (i8 1)), (ADD8rr GR8 :$src1, GR8 :$src1)>;
3426 def : Pat<(shl GR16:$src1, (i8 1)), (ADD16rr GR16:$src1, GR16:$src1)>;
3427 def : Pat<(shl GR32:$src1, (i8 1)), (ADD32rr GR32:$src1, GR32:$src1)>;
3429 // (shl x (and y, 31)) ==> (shl x, y)
3430 def : Pat<(shl GR8:$src1, (and CL:$amt, 31)),
3431 (SHL8rCL GR8:$src1)>;
3432 def : Pat<(shl GR16:$src1, (and CL:$amt, 31)),
3433 (SHL16rCL GR16:$src1)>;
3434 def : Pat<(shl GR32:$src1, (and CL:$amt, 31)),
3435 (SHL32rCL GR32:$src1)>;
3436 def : Pat<(store (shl (loadi8 addr:$dst), (and CL:$amt, 31)), addr:$dst),
3437 (SHL8mCL addr:$dst)>;
3438 def : Pat<(store (shl (loadi16 addr:$dst), (and CL:$amt, 31)), addr:$dst),
3439 (SHL16mCL addr:$dst)>;
3440 def : Pat<(store (shl (loadi32 addr:$dst), (and CL:$amt, 31)), addr:$dst),
3441 (SHL32mCL addr:$dst)>;
3443 def : Pat<(srl GR8:$src1, (and CL:$amt, 31)),
3444 (SHR8rCL GR8:$src1)>;
3445 def : Pat<(srl GR16:$src1, (and CL:$amt, 31)),
3446 (SHR16rCL GR16:$src1)>;
3447 def : Pat<(srl GR32:$src1, (and CL:$amt, 31)),
3448 (SHR32rCL GR32:$src1)>;
3449 def : Pat<(store (srl (loadi8 addr:$dst), (and CL:$amt, 31)), addr:$dst),
3450 (SHR8mCL addr:$dst)>;
3451 def : Pat<(store (srl (loadi16 addr:$dst), (and CL:$amt, 31)), addr:$dst),
3452 (SHR16mCL addr:$dst)>;
3453 def : Pat<(store (srl (loadi32 addr:$dst), (and CL:$amt, 31)), addr:$dst),
3454 (SHR32mCL addr:$dst)>;
3456 def : Pat<(sra GR8:$src1, (and CL:$amt, 31)),
3457 (SAR8rCL GR8:$src1)>;
3458 def : Pat<(sra GR16:$src1, (and CL:$amt, 31)),
3459 (SAR16rCL GR16:$src1)>;
3460 def : Pat<(sra GR32:$src1, (and CL:$amt, 31)),
3461 (SAR32rCL GR32:$src1)>;
3462 def : Pat<(store (sra (loadi8 addr:$dst), (and CL:$amt, 31)), addr:$dst),
3463 (SAR8mCL addr:$dst)>;
3464 def : Pat<(store (sra (loadi16 addr:$dst), (and CL:$amt, 31)), addr:$dst),
3465 (SAR16mCL addr:$dst)>;
3466 def : Pat<(store (sra (loadi32 addr:$dst), (and CL:$amt, 31)), addr:$dst),
3467 (SAR32mCL addr:$dst)>;
3469 // (or (x >> c) | (y << (32 - c))) ==> (shrd32 x, y, c)
3470 def : Pat<(or (srl GR32:$src1, CL:$amt),
3471 (shl GR32:$src2, (sub 32, CL:$amt))),
3472 (SHRD32rrCL GR32:$src1, GR32:$src2)>;
3474 def : Pat<(store (or (srl (loadi32 addr:$dst), CL:$amt),
3475 (shl GR32:$src2, (sub 32, CL:$amt))), addr:$dst),
3476 (SHRD32mrCL addr:$dst, GR32:$src2)>;
3478 def : Pat<(or (srl GR32:$src1, (i8 (trunc ECX:$amt))),
3479 (shl GR32:$src2, (i8 (trunc (sub 32, ECX:$amt))))),
3480 (SHRD32rrCL GR32:$src1, GR32:$src2)>;
3482 def : Pat<(store (or (srl (loadi32 addr:$dst), (i8 (trunc ECX:$amt))),
3483 (shl GR32:$src2, (i8 (trunc (sub 32, ECX:$amt))))),
3485 (SHRD32mrCL addr:$dst, GR32:$src2)>;
3487 def : Pat<(shrd GR32:$src1, (i8 imm:$amt1), GR32:$src2, (i8 imm:$amt2)),
3488 (SHRD32rri8 GR32:$src1, GR32:$src2, (i8 imm:$amt1))>;
3490 def : Pat<(store (shrd (loadi32 addr:$dst), (i8 imm:$amt1),
3491 GR32:$src2, (i8 imm:$amt2)), addr:$dst),
3492 (SHRD32mri8 addr:$dst, GR32:$src2, (i8 imm:$amt1))>;
3494 // (or (x << c) | (y >> (32 - c))) ==> (shld32 x, y, c)
3495 def : Pat<(or (shl GR32:$src1, CL:$amt),
3496 (srl GR32:$src2, (sub 32, CL:$amt))),
3497 (SHLD32rrCL GR32:$src1, GR32:$src2)>;
3499 def : Pat<(store (or (shl (loadi32 addr:$dst), CL:$amt),
3500 (srl GR32:$src2, (sub 32, CL:$amt))), addr:$dst),
3501 (SHLD32mrCL addr:$dst, GR32:$src2)>;
3503 def : Pat<(or (shl GR32:$src1, (i8 (trunc ECX:$amt))),
3504 (srl GR32:$src2, (i8 (trunc (sub 32, ECX:$amt))))),
3505 (SHLD32rrCL GR32:$src1, GR32:$src2)>;
3507 def : Pat<(store (or (shl (loadi32 addr:$dst), (i8 (trunc ECX:$amt))),
3508 (srl GR32:$src2, (i8 (trunc (sub 32, ECX:$amt))))),
3510 (SHLD32mrCL addr:$dst, GR32:$src2)>;
3512 def : Pat<(shld GR32:$src1, (i8 imm:$amt1), GR32:$src2, (i8 imm:$amt2)),
3513 (SHLD32rri8 GR32:$src1, GR32:$src2, (i8 imm:$amt1))>;
3515 def : Pat<(store (shld (loadi32 addr:$dst), (i8 imm:$amt1),
3516 GR32:$src2, (i8 imm:$amt2)), addr:$dst),
3517 (SHLD32mri8 addr:$dst, GR32:$src2, (i8 imm:$amt1))>;
3519 // (or (x >> c) | (y << (16 - c))) ==> (shrd16 x, y, c)
3520 def : Pat<(or (srl GR16:$src1, CL:$amt),
3521 (shl GR16:$src2, (sub 16, CL:$amt))),
3522 (SHRD16rrCL GR16:$src1, GR16:$src2)>;
3524 def : Pat<(store (or (srl (loadi16 addr:$dst), CL:$amt),
3525 (shl GR16:$src2, (sub 16, CL:$amt))), addr:$dst),
3526 (SHRD16mrCL addr:$dst, GR16:$src2)>;
3528 def : Pat<(or (srl GR16:$src1, (i8 (trunc CX:$amt))),
3529 (shl GR16:$src2, (i8 (trunc (sub 16, CX:$amt))))),
3530 (SHRD16rrCL GR16:$src1, GR16:$src2)>;
3532 def : Pat<(store (or (srl (loadi16 addr:$dst), (i8 (trunc CX:$amt))),
3533 (shl GR16:$src2, (i8 (trunc (sub 16, CX:$amt))))),
3535 (SHRD16mrCL addr:$dst, GR16:$src2)>;
3537 def : Pat<(shrd GR16:$src1, (i8 imm:$amt1), GR16:$src2, (i8 imm:$amt2)),
3538 (SHRD16rri8 GR16:$src1, GR16:$src2, (i8 imm:$amt1))>;
3540 def : Pat<(store (shrd (loadi16 addr:$dst), (i8 imm:$amt1),
3541 GR16:$src2, (i8 imm:$amt2)), addr:$dst),
3542 (SHRD16mri8 addr:$dst, GR16:$src2, (i8 imm:$amt1))>;
3544 // (or (x << c) | (y >> (16 - c))) ==> (shld16 x, y, c)
3545 def : Pat<(or (shl GR16:$src1, CL:$amt),
3546 (srl GR16:$src2, (sub 16, CL:$amt))),
3547 (SHLD16rrCL GR16:$src1, GR16:$src2)>;
3549 def : Pat<(store (or (shl (loadi16 addr:$dst), CL:$amt),
3550 (srl GR16:$src2, (sub 16, CL:$amt))), addr:$dst),
3551 (SHLD16mrCL addr:$dst, GR16:$src2)>;
3553 def : Pat<(or (shl GR16:$src1, (i8 (trunc CX:$amt))),
3554 (srl GR16:$src2, (i8 (trunc (sub 16, CX:$amt))))),
3555 (SHLD16rrCL GR16:$src1, GR16:$src2)>;
3557 def : Pat<(store (or (shl (loadi16 addr:$dst), (i8 (trunc CX:$amt))),
3558 (srl GR16:$src2, (i8 (trunc (sub 16, CX:$amt))))),
3560 (SHLD16mrCL addr:$dst, GR16:$src2)>;
3562 def : Pat<(shld GR16:$src1, (i8 imm:$amt1), GR16:$src2, (i8 imm:$amt2)),
3563 (SHLD16rri8 GR16:$src1, GR16:$src2, (i8 imm:$amt1))>;
3565 def : Pat<(store (shld (loadi16 addr:$dst), (i8 imm:$amt1),
3566 GR16:$src2, (i8 imm:$amt2)), addr:$dst),
3567 (SHLD16mri8 addr:$dst, GR16:$src2, (i8 imm:$amt1))>;
3569 //===----------------------------------------------------------------------===//
3570 // EFLAGS-defining Patterns
3571 //===----------------------------------------------------------------------===//
3573 // Register-Register Addition with EFLAGS result
3574 def : Pat<(parallel (X86add_flag GR8:$src1, GR8:$src2),
3576 (ADD8rr GR8:$src1, GR8:$src2)>;
3578 // Register-Register Addition with EFLAGS result
3579 def : Pat<(parallel (X86add_flag GR16:$src1, GR16:$src2),
3581 (ADD16rr GR16:$src1, GR16:$src2)>;
3582 def : Pat<(parallel (X86add_flag GR32:$src1, GR32:$src2),
3584 (ADD32rr GR32:$src1, GR32:$src2)>;
3586 // Register-Memory Addition with EFLAGS result
3587 def : Pat<(parallel (X86add_flag GR8:$src1, (loadi8 addr:$src2)),
3589 (ADD8rm GR8:$src1, addr:$src2)>;
3590 def : Pat<(parallel (X86add_flag GR16:$src1, (loadi16 addr:$src2)),
3592 (ADD16rm GR16:$src1, addr:$src2)>;
3593 def : Pat<(parallel (X86add_flag GR32:$src1, (loadi32 addr:$src2)),
3595 (ADD32rm GR32:$src1, addr:$src2)>;
3597 // Register-Integer Addition with EFLAGS result
3598 def : Pat<(parallel (X86add_flag GR8:$src1, imm:$src2),
3600 (ADD8ri GR8:$src1, imm:$src2)>;
3602 // Register-Integer Addition with EFLAGS result
3603 def : Pat<(parallel (X86add_flag GR16:$src1, imm:$src2),
3605 (ADD16ri GR16:$src1, imm:$src2)>;
3606 def : Pat<(parallel (X86add_flag GR32:$src1, imm:$src2),
3608 (ADD32ri GR32:$src1, imm:$src2)>;
3609 def : Pat<(parallel (X86add_flag GR16:$src1, i16immSExt8:$src2),
3611 (ADD16ri8 GR16:$src1, i16immSExt8:$src2)>;
3612 def : Pat<(parallel (X86add_flag GR32:$src1, i32immSExt8:$src2),
3614 (ADD32ri8 GR32:$src1, i32immSExt8:$src2)>;
3616 // Memory-Register Addition with EFLAGS result
3617 def : Pat<(parallel (store (X86add_flag (loadi8 addr:$dst), GR8:$src2),
3620 (ADD8mr addr:$dst, GR8:$src2)>;
3621 def : Pat<(parallel (store (X86add_flag (loadi16 addr:$dst), GR16:$src2),
3624 (ADD16mr addr:$dst, GR16:$src2)>;
3625 def : Pat<(parallel (store (X86add_flag (loadi32 addr:$dst), GR32:$src2),
3628 (ADD32mr addr:$dst, GR32:$src2)>;
3629 def : Pat<(parallel (store (X86add_flag (loadi8 addr:$dst), imm:$src2),
3632 (ADD8mi addr:$dst, imm:$src2)>;
3633 def : Pat<(parallel (store (X86add_flag (loadi16 addr:$dst), imm:$src2),
3636 (ADD16mi addr:$dst, imm:$src2)>;
3637 def : Pat<(parallel (store (X86add_flag (loadi32 addr:$dst), imm:$src2),
3640 (ADD32mi addr:$dst, imm:$src2)>;
3641 def : Pat<(parallel (store (X86add_flag (loadi16 addr:$dst), i16immSExt8:$src2),
3644 (ADD16mi8 addr:$dst, i16immSExt8:$src2)>;
3645 def : Pat<(parallel (store (X86add_flag (loadi32 addr:$dst), i32immSExt8:$src2),
3648 (ADD32mi8 addr:$dst, i32immSExt8:$src2)>;
3650 // Register-Register Subtraction with EFLAGS result
3651 def : Pat<(parallel (X86sub_flag GR8:$src1, GR8:$src2),
3653 (SUB8rr GR8:$src1, GR8:$src2)>;
3654 def : Pat<(parallel (X86sub_flag GR16:$src1, GR16:$src2),
3656 (SUB16rr GR16:$src1, GR16:$src2)>;
3657 def : Pat<(parallel (X86sub_flag GR32:$src1, GR32:$src2),
3659 (SUB32rr GR32:$src1, GR32:$src2)>;
3661 // Register-Memory Subtraction with EFLAGS result
3662 def : Pat<(parallel (X86sub_flag GR8:$src1, (loadi8 addr:$src2)),
3664 (SUB8rm GR8:$src1, addr:$src2)>;
3665 def : Pat<(parallel (X86sub_flag GR16:$src1, (loadi16 addr:$src2)),
3667 (SUB16rm GR16:$src1, addr:$src2)>;
3668 def : Pat<(parallel (X86sub_flag GR32:$src1, (loadi32 addr:$src2)),
3670 (SUB32rm GR32:$src1, addr:$src2)>;
3672 // Register-Integer Subtraction with EFLAGS result
3673 def : Pat<(parallel (X86sub_flag GR8:$src1, imm:$src2),
3675 (SUB8ri GR8:$src1, imm:$src2)>;
3676 def : Pat<(parallel (X86sub_flag GR16:$src1, imm:$src2),
3678 (SUB16ri GR16:$src1, imm:$src2)>;
3679 def : Pat<(parallel (X86sub_flag GR32:$src1, imm:$src2),
3681 (SUB32ri GR32:$src1, imm:$src2)>;
3682 def : Pat<(parallel (X86sub_flag GR16:$src1, i16immSExt8:$src2),
3684 (SUB16ri8 GR16:$src1, i16immSExt8:$src2)>;
3685 def : Pat<(parallel (X86sub_flag GR32:$src1, i32immSExt8:$src2),
3687 (SUB32ri8 GR32:$src1, i32immSExt8:$src2)>;
3689 // Memory-Register Subtraction with EFLAGS result
3690 def : Pat<(parallel (store (X86sub_flag (loadi8 addr:$dst), GR8:$src2),
3693 (SUB8mr addr:$dst, GR8:$src2)>;
3694 def : Pat<(parallel (store (X86sub_flag (loadi16 addr:$dst), GR16:$src2),
3697 (SUB16mr addr:$dst, GR16:$src2)>;
3698 def : Pat<(parallel (store (X86sub_flag (loadi32 addr:$dst), GR32:$src2),
3701 (SUB32mr addr:$dst, GR32:$src2)>;
3703 // Memory-Integer Subtraction with EFLAGS result
3704 def : Pat<(parallel (store (X86sub_flag (loadi8 addr:$dst), imm:$src2),
3707 (SUB8mi addr:$dst, imm:$src2)>;
3708 def : Pat<(parallel (store (X86sub_flag (loadi16 addr:$dst), imm:$src2),
3711 (SUB16mi addr:$dst, imm:$src2)>;
3712 def : Pat<(parallel (store (X86sub_flag (loadi32 addr:$dst), imm:$src2),
3715 (SUB32mi addr:$dst, imm:$src2)>;
3716 def : Pat<(parallel (store (X86sub_flag (loadi16 addr:$dst), i16immSExt8:$src2),
3719 (SUB16mi8 addr:$dst, i16immSExt8:$src2)>;
3720 def : Pat<(parallel (store (X86sub_flag (loadi32 addr:$dst), i32immSExt8:$src2),
3723 (SUB32mi8 addr:$dst, i32immSExt8:$src2)>;
3726 // Register-Register Signed Integer Multiply with EFLAGS result
3727 def : Pat<(parallel (X86smul_flag GR16:$src1, GR16:$src2),
3729 (IMUL16rr GR16:$src1, GR16:$src2)>;
3730 def : Pat<(parallel (X86smul_flag GR32:$src1, GR32:$src2),
3732 (IMUL32rr GR32:$src1, GR32:$src2)>;
3734 // Register-Memory Signed Integer Multiply with EFLAGS result
3735 def : Pat<(parallel (X86smul_flag GR16:$src1, (loadi16 addr:$src2)),
3737 (IMUL16rm GR16:$src1, addr:$src2)>;
3738 def : Pat<(parallel (X86smul_flag GR32:$src1, (loadi32 addr:$src2)),
3740 (IMUL32rm GR32:$src1, addr:$src2)>;
3742 // Register-Integer Signed Integer Multiply with EFLAGS result
3743 def : Pat<(parallel (X86smul_flag GR16:$src1, imm:$src2),
3745 (IMUL16rri GR16:$src1, imm:$src2)>;
3746 def : Pat<(parallel (X86smul_flag GR32:$src1, imm:$src2),
3748 (IMUL32rri GR32:$src1, imm:$src2)>;
3749 def : Pat<(parallel (X86smul_flag GR16:$src1, i16immSExt8:$src2),
3751 (IMUL16rri8 GR16:$src1, i16immSExt8:$src2)>;
3752 def : Pat<(parallel (X86smul_flag GR32:$src1, i32immSExt8:$src2),
3754 (IMUL32rri8 GR32:$src1, i32immSExt8:$src2)>;
3756 // Memory-Integer Signed Integer Multiply with EFLAGS result
3757 def : Pat<(parallel (X86smul_flag (loadi16 addr:$src1), imm:$src2),
3759 (IMUL16rmi addr:$src1, imm:$src2)>;
3760 def : Pat<(parallel (X86smul_flag (loadi32 addr:$src1), imm:$src2),
3762 (IMUL32rmi addr:$src1, imm:$src2)>;
3763 def : Pat<(parallel (X86smul_flag (loadi16 addr:$src1), i16immSExt8:$src2),
3765 (IMUL16rmi8 addr:$src1, i16immSExt8:$src2)>;
3766 def : Pat<(parallel (X86smul_flag (loadi32 addr:$src1), i32immSExt8:$src2),
3768 (IMUL32rmi8 addr:$src1, i32immSExt8:$src2)>;
3770 // Optimize multiply by 2 with EFLAGS result.
3771 let AddedComplexity = 2 in {
3772 def : Pat<(parallel (X86smul_flag GR16:$src1, 2),
3774 (ADD16rr GR16:$src1, GR16:$src1)>;
3776 def : Pat<(parallel (X86smul_flag GR32:$src1, 2),
3778 (ADD32rr GR32:$src1, GR32:$src1)>;
3781 // INC and DEC with EFLAGS result. Note that these do not set CF.
3782 def : Pat<(parallel (X86inc_flag GR8:$src), (implicit EFLAGS)),
3784 def : Pat<(parallel (store (i8 (X86inc_flag (loadi8 addr:$dst))), addr:$dst),
3787 def : Pat<(parallel (X86dec_flag GR8:$src), (implicit EFLAGS)),
3789 def : Pat<(parallel (store (i8 (X86dec_flag (loadi8 addr:$dst))), addr:$dst),
3793 def : Pat<(parallel (X86inc_flag GR16:$src), (implicit EFLAGS)),
3794 (INC16r GR16:$src)>, Requires<[In32BitMode]>;
3795 def : Pat<(parallel (store (i16 (X86inc_flag (loadi16 addr:$dst))), addr:$dst),
3797 (INC16m addr:$dst)>, Requires<[In32BitMode]>;
3798 def : Pat<(parallel (X86dec_flag GR16:$src), (implicit EFLAGS)),
3799 (DEC16r GR16:$src)>, Requires<[In32BitMode]>;
3800 def : Pat<(parallel (store (i16 (X86dec_flag (loadi16 addr:$dst))), addr:$dst),
3802 (DEC16m addr:$dst)>, Requires<[In32BitMode]>;
3804 def : Pat<(parallel (X86inc_flag GR32:$src), (implicit EFLAGS)),
3805 (INC32r GR32:$src)>, Requires<[In32BitMode]>;
3806 def : Pat<(parallel (store (i32 (X86inc_flag (loadi32 addr:$dst))), addr:$dst),
3808 (INC32m addr:$dst)>, Requires<[In32BitMode]>;
3809 def : Pat<(parallel (X86dec_flag GR32:$src), (implicit EFLAGS)),
3810 (DEC32r GR32:$src)>, Requires<[In32BitMode]>;
3811 def : Pat<(parallel (store (i32 (X86dec_flag (loadi32 addr:$dst))), addr:$dst),
3813 (DEC32m addr:$dst)>, Requires<[In32BitMode]>;
3815 //===----------------------------------------------------------------------===//
3816 // Floating Point Stack Support
3817 //===----------------------------------------------------------------------===//
3819 include "X86InstrFPStack.td"
3821 //===----------------------------------------------------------------------===//
3823 //===----------------------------------------------------------------------===//
3825 include "X86Instr64bit.td"
3827 //===----------------------------------------------------------------------===//
3828 // XMM Floating point support (requires SSE / SSE2)
3829 //===----------------------------------------------------------------------===//
3831 include "X86InstrSSE.td"
3833 //===----------------------------------------------------------------------===//
3834 // MMX and XMM Packed Integer support (requires MMX, SSE, and SSE2)
3835 //===----------------------------------------------------------------------===//
3837 include "X86InstrMMX.td"