1 //===- X86InstrInfo.td - Describe the X86 Instruction Set -------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by the LLVM research group and is distributed under
6 // the University of Illinois Open Source License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file describes the X86 instruction set, defining the instructions, and
11 // properties of the instructions which are needed for code generation, machine
12 // code emission, and analysis.
14 //===----------------------------------------------------------------------===//
16 //===----------------------------------------------------------------------===//
17 // X86 specific DAG Nodes.
20 def SDTIntShiftDOp: SDTypeProfile<1, 3,
21 [SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>,
22 SDTCisInt<0>, SDTCisInt<3>]>;
24 def SDTX86CmpTest : SDTypeProfile<1, 2, [SDTCisVT<0, FlagVT>, SDTCisSameAs<1, 2>]>;
26 def SDTX86Cmov : SDTypeProfile<1, 4,
27 [SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>,
28 SDTCisVT<3, i8>, SDTCisVT<4, FlagVT>]>;
30 def SDTX86BrCond : SDTypeProfile<0, 3,
31 [SDTCisVT<0, OtherVT>,
32 SDTCisVT<1, i8>, SDTCisVT<2, FlagVT>]>;
34 def SDTX86SetCC : SDTypeProfile<1, 2,
35 [SDTCisVT<0, i8>, SDTCisVT<1, i8>,
36 SDTCisVT<2, FlagVT>]>;
38 def SDTX86Ret : SDTypeProfile<0, 1, [SDTCisVT<0, i16>]>;
40 def SDT_X86CallSeqStart : SDTypeProfile<0, 1, [ SDTCisVT<0, i32> ]>;
41 def SDT_X86CallSeqEnd : SDTypeProfile<0, 2, [ SDTCisVT<0, i32>,
44 def SDT_X86Call : SDTypeProfile<0, 1, [SDTCisVT<0, i32>]>;
46 def SDTX86FpGet : SDTypeProfile<1, 0, [SDTCisVT<0, f64>]>;
47 def SDTX86FpSet : SDTypeProfile<0, 1, [SDTCisFP<0>]>;
49 def SDTX86Fld : SDTypeProfile<1, 2, [SDTCisVT<0, f64>,
50 SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>]>;
51 def SDTX86Fst : SDTypeProfile<0, 3, [SDTCisFP<0>,
52 SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>]>;
53 def SDTX86Fild : SDTypeProfile<1, 2, [SDTCisVT<0, f64>, SDTCisPtrTy<1>,
54 SDTCisVT<2, OtherVT>]>;
55 def SDTX86FpToIMem: SDTypeProfile<0, 2, [SDTCisFP<0>, SDTCisPtrTy<1>]>;
57 def SDTX86RepStr : SDTypeProfile<0, 1, [SDTCisVT<0, OtherVT>]>;
59 def SDTX86RdTsc : SDTypeProfile<0, 0, []>;
61 def X86addflag : SDNode<"X86ISD::ADD_FLAG", SDTIntBinOp ,
62 [SDNPCommutative, SDNPAssociative, SDNPOutFlag]>;
63 def X86subflag : SDNode<"X86ISD::SUB_FLAG", SDTIntBinOp,
65 def X86adc : SDNode<"X86ISD::ADC" , SDTIntBinOp ,
66 [SDNPCommutative, SDNPAssociative, SDNPInFlag]>;
67 def X86sbb : SDNode<"X86ISD::SBB" , SDTIntBinOp,
70 def X86shld : SDNode<"X86ISD::SHLD", SDTIntShiftDOp>;
71 def X86shrd : SDNode<"X86ISD::SHRD", SDTIntShiftDOp>;
73 def X86cmp : SDNode<"X86ISD::CMP" , SDTX86CmpTest, []>;
74 def X86test : SDNode<"X86ISD::TEST", SDTX86CmpTest, []>;
76 def X86cmov : SDNode<"X86ISD::CMOV", SDTX86Cmov,
78 def X86brcond : SDNode<"X86ISD::BRCOND", SDTX86BrCond,
80 def X86setcc : SDNode<"X86ISD::SETCC", SDTX86SetCC,
83 def X86retflag : SDNode<"X86ISD::RET_FLAG", SDTX86Ret,
84 [SDNPHasChain, SDNPOptInFlag]>;
86 def X86callseq_start :
87 SDNode<"ISD::CALLSEQ_START", SDT_X86CallSeqStart,
90 SDNode<"ISD::CALLSEQ_END", SDT_X86CallSeqEnd,
93 def X86call : SDNode<"X86ISD::CALL", SDT_X86Call,
94 [SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
96 def X86fpget : SDNode<"X86ISD::FP_GET_RESULT", SDTX86FpGet,
97 [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
98 def X86fpset : SDNode<"X86ISD::FP_SET_RESULT", SDTX86FpSet,
99 [SDNPHasChain, SDNPOutFlag]>;
101 def X86fld : SDNode<"X86ISD::FLD", SDTX86Fld,
103 def X86fst : SDNode<"X86ISD::FST", SDTX86Fst,
104 [SDNPHasChain, SDNPInFlag]>;
105 def X86fild : SDNode<"X86ISD::FILD", SDTX86Fild,
107 def X86fp_to_i16mem : SDNode<"X86ISD::FP_TO_INT16_IN_MEM", SDTX86FpToIMem,
109 def X86fp_to_i32mem : SDNode<"X86ISD::FP_TO_INT32_IN_MEM", SDTX86FpToIMem,
111 def X86fp_to_i64mem : SDNode<"X86ISD::FP_TO_INT64_IN_MEM", SDTX86FpToIMem,
114 def X86rep_stos: SDNode<"X86ISD::REP_STOS", SDTX86RepStr,
115 [SDNPHasChain, SDNPInFlag]>;
116 def X86rep_movs: SDNode<"X86ISD::REP_MOVS", SDTX86RepStr,
117 [SDNPHasChain, SDNPInFlag]>;
119 def X86rdtsc : SDNode<"X86ISD::RDTSC_DAG",SDTX86RdTsc,
120 [SDNPHasChain, SDNPOutFlag]>;
122 //===----------------------------------------------------------------------===//
123 // X86 Operand Definitions.
126 // *mem - Operand definitions for the funky X86 addressing mode operands.
128 class X86MemOperand<string printMethod> : Operand<i32> {
129 let PrintMethod = printMethod;
130 let NumMIOperands = 4;
131 let MIOperandInfo = (ops R32, i8imm, R32, i32imm);
134 def i8mem : X86MemOperand<"printi8mem">;
135 def i16mem : X86MemOperand<"printi16mem">;
136 def i32mem : X86MemOperand<"printi32mem">;
137 def i64mem : X86MemOperand<"printi64mem">;
138 def f32mem : X86MemOperand<"printf32mem">;
139 def f64mem : X86MemOperand<"printf64mem">;
140 def f80mem : X86MemOperand<"printf80mem">;
142 def SSECC : Operand<i8> {
143 let PrintMethod = "printSSECC";
146 // A couple of more descriptive operand definitions.
147 // 16-bits but only 8 bits are significant.
148 def i16i8imm : Operand<i16>;
149 // 32-bits but only 8 bits are significant.
150 def i32i8imm : Operand<i32>;
152 // PCRelative calls need special operand formatting.
153 let PrintMethod = "printCallOperand" in
154 def calltarget : Operand<i32>;
156 // Branch targets have OtherVT type.
157 def brtarget : Operand<OtherVT>;
159 //===----------------------------------------------------------------------===//
160 // X86 Complex Pattern Definitions.
163 // Define X86 specific addressing mode.
164 def addr : ComplexPattern<i32, 4, "SelectAddr", []>;
165 def leaaddr : ComplexPattern<i32, 4, "SelectLEAAddr",
166 [add, frameindex, constpool]>;
168 //===----------------------------------------------------------------------===//
169 // X86 Instruction Format Definitions.
172 // Format specifies the encoding used by the instruction. This is part of the
173 // ad-hoc solution used to emit machine instruction encodings by our machine
175 class Format<bits<5> val> {
179 def Pseudo : Format<0>; def RawFrm : Format<1>;
180 def AddRegFrm : Format<2>; def MRMDestReg : Format<3>;
181 def MRMDestMem : Format<4>; def MRMSrcReg : Format<5>;
182 def MRMSrcMem : Format<6>;
183 def MRM0r : Format<16>; def MRM1r : Format<17>; def MRM2r : Format<18>;
184 def MRM3r : Format<19>; def MRM4r : Format<20>; def MRM5r : Format<21>;
185 def MRM6r : Format<22>; def MRM7r : Format<23>;
186 def MRM0m : Format<24>; def MRM1m : Format<25>; def MRM2m : Format<26>;
187 def MRM3m : Format<27>; def MRM4m : Format<28>; def MRM5m : Format<29>;
188 def MRM6m : Format<30>; def MRM7m : Format<31>;
190 //===----------------------------------------------------------------------===//
191 // X86 Instruction Predicate Definitions.
192 def HasSSE1 : Predicate<"X86Vector >= SSE">;
193 def HasSSE2 : Predicate<"X86Vector >= SSE2">;
194 def HasSSE3 : Predicate<"X86Vector >= SSE3">;
195 def FPStack : Predicate<"X86Vector < SSE2">;
197 //===----------------------------------------------------------------------===//
198 // X86 specific pattern fragments.
201 // ImmType - This specifies the immediate type used by an instruction. This is
202 // part of the ad-hoc solution used to emit machine instruction encodings by our
203 // machine code emitter.
204 class ImmType<bits<2> val> {
207 def NoImm : ImmType<0>;
208 def Imm8 : ImmType<1>;
209 def Imm16 : ImmType<2>;
210 def Imm32 : ImmType<3>;
212 // FPFormat - This specifies what form this FP instruction has. This is used by
213 // the Floating-Point stackifier pass.
214 class FPFormat<bits<3> val> {
217 def NotFP : FPFormat<0>;
218 def ZeroArgFP : FPFormat<1>;
219 def OneArgFP : FPFormat<2>;
220 def OneArgFPRW : FPFormat<3>;
221 def TwoArgFP : FPFormat<4>;
222 def CompareFP : FPFormat<5>;
223 def CondMovFP : FPFormat<6>;
224 def SpecialFP : FPFormat<7>;
227 class X86Inst<bits<8> opcod, Format f, ImmType i, dag ops, string AsmStr>
229 let Namespace = "X86";
231 bits<8> Opcode = opcod;
233 bits<5> FormBits = Form.Value;
235 bits<2> ImmTypeBits = ImmT.Value;
237 dag OperandList = ops;
238 string AsmString = AsmStr;
241 // Attributes specific to X86 instructions...
243 bit hasOpSizePrefix = 0; // Does this inst have a 0x66 prefix?
245 bits<4> Prefix = 0; // Which prefix byte does this inst have?
246 FPFormat FPForm; // What flavor of FP instruction is this?
247 bits<3> FPFormBits = 0;
250 class Imp<list<Register> uses, list<Register> defs> {
251 list<Register> Uses = uses;
252 list<Register> Defs = defs;
256 // Prefix byte classes which are used to indicate to the ad-hoc machine code
257 // emitter that various prefix bytes are required.
258 class OpSize { bit hasOpSizePrefix = 1; }
259 class TB { bits<4> Prefix = 1; }
260 class REP { bits<4> Prefix = 2; }
261 class D8 { bits<4> Prefix = 3; }
262 class D9 { bits<4> Prefix = 4; }
263 class DA { bits<4> Prefix = 5; }
264 class DB { bits<4> Prefix = 6; }
265 class DC { bits<4> Prefix = 7; }
266 class DD { bits<4> Prefix = 8; }
267 class DE { bits<4> Prefix = 9; }
268 class DF { bits<4> Prefix = 10; }
269 class XD { bits<4> Prefix = 11; }
270 class XS { bits<4> Prefix = 12; }
273 //===----------------------------------------------------------------------===//
274 // Pattern fragments...
277 // X86 specific condition code. These correspond to CondCode in
278 // X86ISelLowering.h. They must be kept in synch.
279 def X86_COND_A : PatLeaf<(i8 0)>;
280 def X86_COND_AE : PatLeaf<(i8 1)>;
281 def X86_COND_B : PatLeaf<(i8 2)>;
282 def X86_COND_BE : PatLeaf<(i8 3)>;
283 def X86_COND_E : PatLeaf<(i8 4)>;
284 def X86_COND_G : PatLeaf<(i8 5)>;
285 def X86_COND_GE : PatLeaf<(i8 6)>;
286 def X86_COND_L : PatLeaf<(i8 7)>;
287 def X86_COND_LE : PatLeaf<(i8 8)>;
288 def X86_COND_NE : PatLeaf<(i8 9)>;
289 def X86_COND_NO : PatLeaf<(i8 10)>;
290 def X86_COND_NP : PatLeaf<(i8 11)>;
291 def X86_COND_NS : PatLeaf<(i8 12)>;
292 def X86_COND_O : PatLeaf<(i8 13)>;
293 def X86_COND_P : PatLeaf<(i8 14)>;
294 def X86_COND_S : PatLeaf<(i8 15)>;
296 def i16immSExt8 : PatLeaf<(i16 imm), [{
297 // i16immSExt8 predicate - True if the 16-bit immediate fits in a 8-bit
298 // sign extended field.
299 return (int)N->getValue() == (signed char)N->getValue();
302 def i32immSExt8 : PatLeaf<(i32 imm), [{
303 // i32immSExt8 predicate - True if the 32-bit immediate fits in a 8-bit
304 // sign extended field.
305 return (int)N->getValue() == (signed char)N->getValue();
308 def i16immZExt8 : PatLeaf<(i16 imm), [{
309 // i16immZExt8 predicate - True if the 16-bit immediate fits in a 8-bit zero
311 return (unsigned)N->getValue() == (unsigned char)N->getValue();
314 def fp32imm0 : PatLeaf<(f32 fpimm), [{
315 return N->isExactlyValue(+0.0);
318 def fp64imm0 : PatLeaf<(f64 fpimm), [{
319 return N->isExactlyValue(+0.0);
322 def fp64immneg0 : PatLeaf<(f64 fpimm), [{
323 return N->isExactlyValue(-0.0);
326 def fp64imm1 : PatLeaf<(f64 fpimm), [{
327 return N->isExactlyValue(+1.0);
330 def fp64immneg1 : PatLeaf<(f64 fpimm), [{
331 return N->isExactlyValue(-1.0);
334 // Helper fragments for loads.
335 def loadi8 : PatFrag<(ops node:$ptr), (i8 (load node:$ptr))>;
336 def loadi16 : PatFrag<(ops node:$ptr), (i16 (load node:$ptr))>;
337 def loadi32 : PatFrag<(ops node:$ptr), (i32 (load node:$ptr))>;
338 def loadf32 : PatFrag<(ops node:$ptr), (f32 (load node:$ptr))>;
339 def loadf64 : PatFrag<(ops node:$ptr), (f64 (load node:$ptr))>;
341 def sextloadi16i1 : PatFrag<(ops node:$ptr), (i16 (sextload node:$ptr, i1))>;
342 def sextloadi32i1 : PatFrag<(ops node:$ptr), (i32 (sextload node:$ptr, i1))>;
343 def sextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (sextload node:$ptr, i8))>;
344 def sextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (sextload node:$ptr, i8))>;
345 def sextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (sextload node:$ptr, i16))>;
347 def zextloadi8i1 : PatFrag<(ops node:$ptr), (i8 (zextload node:$ptr, i1))>;
348 def zextloadi16i1 : PatFrag<(ops node:$ptr), (i16 (zextload node:$ptr, i1))>;
349 def zextloadi32i1 : PatFrag<(ops node:$ptr), (i32 (zextload node:$ptr, i1))>;
350 def zextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (zextload node:$ptr, i8))>;
351 def zextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (zextload node:$ptr, i8))>;
352 def zextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (zextload node:$ptr, i16))>;
354 def extloadi8i1 : PatFrag<(ops node:$ptr), (i8 (extload node:$ptr, i1))>;
355 def extloadf64f32 : PatFrag<(ops node:$ptr), (f64 (extload node:$ptr, f32))>;
357 //===----------------------------------------------------------------------===//
358 // Instruction templates...
360 class I<bits<8> o, Format f, dag ops, string asm, list<dag> pattern>
361 : X86Inst<o, f, NoImm, ops, asm> {
362 let Pattern = pattern;
364 class Ii8 <bits<8> o, Format f, dag ops, string asm, list<dag> pattern>
365 : X86Inst<o, f, Imm8 , ops, asm> {
366 let Pattern = pattern;
368 class Ii16<bits<8> o, Format f, dag ops, string asm, list<dag> pattern>
369 : X86Inst<o, f, Imm16, ops, asm> {
370 let Pattern = pattern;
372 class Ii32<bits<8> o, Format f, dag ops, string asm, list<dag> pattern>
373 : X86Inst<o, f, Imm32, ops, asm> {
374 let Pattern = pattern;
377 //===----------------------------------------------------------------------===//
378 // Instruction list...
381 // Pseudo-instructions:
382 def PHI : I<0, Pseudo, (ops variable_ops), "PHINODE", []>; // PHI node.
384 def ADJCALLSTACKDOWN : I<0, Pseudo, (ops i32imm:$amt), "#ADJCALLSTACKDOWN",
385 [(X86callseq_start imm:$amt)]>;
386 def ADJCALLSTACKUP : I<0, Pseudo, (ops i32imm:$amt1, i32imm:$amt2),
388 [(X86callseq_end imm:$amt1, imm:$amt2)]>;
389 def IMPLICIT_USE : I<0, Pseudo, (ops variable_ops), "#IMPLICIT_USE", []>;
390 def IMPLICIT_DEF : I<0, Pseudo, (ops variable_ops), "#IMPLICIT_DEF", []>;
391 def IMPLICIT_DEF_R8 : I<0, Pseudo, (ops R8:$dst),
392 "#IMPLICIT_DEF $dst",
393 [(set R8:$dst, (undef))]>;
394 def IMPLICIT_DEF_R16 : I<0, Pseudo, (ops R16:$dst),
395 "#IMPLICIT_DEF $dst",
396 [(set R16:$dst, (undef))]>;
397 def IMPLICIT_DEF_R32 : I<0, Pseudo, (ops R32:$dst),
398 "#IMPLICIT_DEF $dst",
399 [(set R32:$dst, (undef))]>;
400 def IMPLICIT_DEF_FR32 : I<0, Pseudo, (ops FR32:$dst),
401 "#IMPLICIT_DEF $dst",
402 [(set FR32:$dst, (undef))]>, Requires<[HasSSE2]>;
403 def IMPLICIT_DEF_FR64 : I<0, Pseudo, (ops FR64:$dst),
404 "#IMPLICIT_DEF $dst",
405 [(set FR64:$dst, (undef))]>, Requires<[HasSSE2]>;
408 // CMOV* - Used to implement the SSE SELECT DAG operation. Expanded by the
409 // scheduler into a branch sequence.
410 let usesCustomDAGSchedInserter = 1 in { // Expanded by the scheduler.
411 def CMOV_FR32 : I<0, Pseudo,
412 (ops FR32:$dst, FR32:$t, FR32:$f, i8imm:$cond),
413 "#CMOV_FR32 PSEUDO!",
414 [(set FR32:$dst, (X86cmov FR32:$t, FR32:$f, imm:$cond,
416 def CMOV_FR64 : I<0, Pseudo,
417 (ops FR64:$dst, FR64:$t, FR64:$f, i8imm:$cond),
418 "#CMOV_FR64 PSEUDO!",
419 [(set FR64:$dst, (X86cmov FR64:$t, FR64:$f, imm:$cond,
423 let usesCustomDAGSchedInserter = 1 in { // Expanded by the scheduler.
424 def FP_TO_INT16_IN_MEM : I<0, Pseudo,
425 (ops i16mem:$dst, RFP:$src),
426 "#FP_TO_INT16_IN_MEM PSEUDO!",
427 [(X86fp_to_i16mem RFP:$src, addr:$dst)]>;
428 def FP_TO_INT32_IN_MEM : I<0, Pseudo,
429 (ops i32mem:$dst, RFP:$src),
430 "#FP_TO_INT32_IN_MEM PSEUDO!",
431 [(X86fp_to_i32mem RFP:$src, addr:$dst)]>;
432 def FP_TO_INT64_IN_MEM : I<0, Pseudo,
433 (ops i64mem:$dst, RFP:$src),
434 "#FP_TO_INT64_IN_MEM PSEUDO!",
435 [(X86fp_to_i64mem RFP:$src, addr:$dst)]>;
439 let isTerminator = 1 in
440 let Defs = [FP0, FP1, FP2, FP3, FP4, FP5, FP6] in
441 def FP_REG_KILL : I<0, Pseudo, (ops), "#FP_REG_KILL", []>;
445 def NOOP : I<0x90, RawFrm, (ops), "nop", []>;
447 //===----------------------------------------------------------------------===//
448 // Control Flow Instructions...
451 // Return instructions.
452 let isTerminator = 1, isReturn = 1, isBarrier = 1,
453 hasCtrlDep = 1, noResults = 1 in {
454 def RET : I<0xC3, RawFrm, (ops), "ret", [(X86retflag 0)]>;
455 def RETI : Ii16<0xC2, RawFrm, (ops i16imm:$amt), "ret $amt",
456 [(X86retflag imm:$amt)]>;
459 // All branches are RawFrm, Void, Branch, and Terminators
460 let isBranch = 1, isTerminator = 1, noResults = 1 in
461 class IBr<bits<8> opcode, dag ops, string asm, list<dag> pattern> :
462 I<opcode, RawFrm, ops, asm, pattern>;
464 // Conditional branches
466 def JMP : IBr<0xE9, (ops brtarget:$dst), "jmp $dst", [(br bb:$dst)]>;
468 def JE : IBr<0x84, (ops brtarget:$dst), "je $dst",
469 [(X86brcond bb:$dst, X86_COND_E, STATUS)]>, Imp<[STATUS],[]>, TB;
470 def JNE : IBr<0x85, (ops brtarget:$dst), "jne $dst",
471 [(X86brcond bb:$dst, X86_COND_NE, STATUS)]>, Imp<[STATUS],[]>, TB;
472 def JL : IBr<0x8C, (ops brtarget:$dst), "jl $dst",
473 [(X86brcond bb:$dst, X86_COND_L, STATUS)]>, Imp<[STATUS],[]>, TB;
474 def JLE : IBr<0x8E, (ops brtarget:$dst), "jle $dst",
475 [(X86brcond bb:$dst, X86_COND_LE, STATUS)]>, Imp<[STATUS],[]>, TB;
476 def JG : IBr<0x8F, (ops brtarget:$dst), "jg $dst",
477 [(X86brcond bb:$dst, X86_COND_G, STATUS)]>, Imp<[STATUS],[]>, TB;
478 def JGE : IBr<0x8D, (ops brtarget:$dst), "jge $dst",
479 [(X86brcond bb:$dst, X86_COND_GE, STATUS)]>, Imp<[STATUS],[]>, TB;
481 def JB : IBr<0x82, (ops brtarget:$dst), "jb $dst",
482 [(X86brcond bb:$dst, X86_COND_B, STATUS)]>, Imp<[STATUS],[]>, TB;
483 def JBE : IBr<0x86, (ops brtarget:$dst), "jbe $dst",
484 [(X86brcond bb:$dst, X86_COND_BE, STATUS)]>, Imp<[STATUS],[]>, TB;
485 def JA : IBr<0x87, (ops brtarget:$dst), "ja $dst",
486 [(X86brcond bb:$dst, X86_COND_A, STATUS)]>, Imp<[STATUS],[]>, TB;
487 def JAE : IBr<0x83, (ops brtarget:$dst), "jae $dst",
488 [(X86brcond bb:$dst, X86_COND_AE, STATUS)]>, Imp<[STATUS],[]>, TB;
490 def JS : IBr<0x88, (ops brtarget:$dst), "js $dst",
491 [(X86brcond bb:$dst, X86_COND_S, STATUS)]>, Imp<[STATUS],[]>, TB;
492 def JNS : IBr<0x89, (ops brtarget:$dst), "jns $dst",
493 [(X86brcond bb:$dst, X86_COND_NS, STATUS)]>, Imp<[STATUS],[]>, TB;
494 def JP : IBr<0x8A, (ops brtarget:$dst), "jp $dst",
495 [(X86brcond bb:$dst, X86_COND_P, STATUS)]>, Imp<[STATUS],[]>, TB;
496 def JNP : IBr<0x8B, (ops brtarget:$dst), "jnp $dst",
497 [(X86brcond bb:$dst, X86_COND_NP, STATUS)]>, Imp<[STATUS],[]>, TB;
498 def JO : IBr<0x80, (ops brtarget:$dst), "jo $dst",
499 [(X86brcond bb:$dst, X86_COND_O, STATUS)]>, Imp<[STATUS],[]>, TB;
500 def JNO : IBr<0x81, (ops brtarget:$dst), "jno $dst",
501 [(X86brcond bb:$dst, X86_COND_NO, STATUS)]>, Imp<[STATUS],[]>, TB;
503 //===----------------------------------------------------------------------===//
504 // Call Instructions...
506 let isCall = 1, noResults = 1 in
507 // All calls clobber the non-callee saved registers...
508 let Defs = [EAX, ECX, EDX, FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0,
509 XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7] in {
510 def CALLpcrel32 : I<0xE8, RawFrm, (ops calltarget:$dst), "call $dst",
512 def CALL32r : I<0xFF, MRM2r, (ops R32:$dst), "call {*}$dst",
513 [(X86call R32:$dst)]>;
514 def CALL32m : I<0xFF, MRM2m, (ops i32mem:$dst), "call {*}$dst",
515 [(X86call (loadi32 addr:$dst))]>;
519 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, noResults = 1 in
520 def TAILJMPd : IBr<0xE9, (ops calltarget:$dst), "jmp $dst # TAIL CALL", []>;
521 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, noResults = 1 in
522 def TAILJMPr : I<0xFF, MRM4r, (ops R32:$dst), "jmp {*}$dst # TAIL CALL", []>;
523 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, noResults = 1 in
524 def TAILJMPm : I<0xFF, MRM4m, (ops i32mem:$dst),
525 "jmp {*}$dst # TAIL CALL", []>;
527 // ADJSTACKPTRri - This is a standard ADD32ri instruction, identical in every
528 // way, except that it is marked as being a terminator. This causes the epilog
529 // inserter to insert reloads of callee saved registers BEFORE this. We need
530 // this until we have a more accurate way of tracking where the stack pointer is
531 // within a function.
532 let isTerminator = 1, isTwoAddress = 1 in
533 def ADJSTACKPTRri : Ii32<0x81, MRM0r, (ops R32:$dst, R32:$src1, i32imm:$src2),
534 "add{l} {$src2, $dst|$dst, $src2}", []>;
536 //===----------------------------------------------------------------------===//
537 // Miscellaneous Instructions...
539 def LEAVE : I<0xC9, RawFrm,
540 (ops), "leave", []>, Imp<[EBP,ESP],[EBP,ESP]>;
541 def POP32r : I<0x58, AddRegFrm,
542 (ops R32:$reg), "pop{l} $reg", []>, Imp<[ESP],[ESP]>;
544 let isTwoAddress = 1 in // R32 = bswap R32
545 def BSWAP32r : I<0xC8, AddRegFrm,
546 (ops R32:$dst, R32:$src),
548 [(set R32:$dst, (bswap R32:$src))]>, TB;
550 def XCHG8rr : I<0x86, MRMDestReg, // xchg R8, R8
551 (ops R8:$src1, R8:$src2),
552 "xchg{b} {$src2|$src1}, {$src1|$src2}", []>;
553 def XCHG16rr : I<0x87, MRMDestReg, // xchg R16, R16
554 (ops R16:$src1, R16:$src2),
555 "xchg{w} {$src2|$src1}, {$src1|$src2}", []>, OpSize;
556 def XCHG32rr : I<0x87, MRMDestReg, // xchg R32, R32
557 (ops R32:$src1, R32:$src2),
558 "xchg{l} {$src2|$src1}, {$src1|$src2}", []>;
560 def XCHG8mr : I<0x86, MRMDestMem,
561 (ops i8mem:$src1, R8:$src2),
562 "xchg{b} {$src2|$src1}, {$src1|$src2}", []>;
563 def XCHG16mr : I<0x87, MRMDestMem,
564 (ops i16mem:$src1, R16:$src2),
565 "xchg{w} {$src2|$src1}, {$src1|$src2}", []>, OpSize;
566 def XCHG32mr : I<0x87, MRMDestMem,
567 (ops i32mem:$src1, R32:$src2),
568 "xchg{l} {$src2|$src1}, {$src1|$src2}", []>;
569 def XCHG8rm : I<0x86, MRMSrcMem,
570 (ops R8:$src1, i8mem:$src2),
571 "xchg{b} {$src2|$src1}, {$src1|$src2}", []>;
572 def XCHG16rm : I<0x87, MRMSrcMem,
573 (ops R16:$src1, i16mem:$src2),
574 "xchg{w} {$src2|$src1}, {$src1|$src2}", []>, OpSize;
575 def XCHG32rm : I<0x87, MRMSrcMem,
576 (ops R32:$src1, i32mem:$src2),
577 "xchg{l} {$src2|$src1}, {$src1|$src2}", []>;
579 def LEA16r : I<0x8D, MRMSrcMem,
580 (ops R16:$dst, i32mem:$src),
581 "lea{w} {$src|$dst}, {$dst|$src}", []>, OpSize;
582 def LEA32r : I<0x8D, MRMSrcMem,
583 (ops R32:$dst, i32mem:$src),
584 "lea{l} {$src|$dst}, {$dst|$src}",
585 [(set R32:$dst, leaaddr:$src)]>;
587 def REP_MOVSB : I<0xA4, RawFrm, (ops), "{rep;movsb|rep movsb}",
589 Imp<[ECX,EDI,ESI], [ECX,EDI,ESI]>, REP;
590 def REP_MOVSW : I<0xA5, RawFrm, (ops), "{rep;movsw|rep movsw}",
591 [(X86rep_movs i16)]>,
592 Imp<[ECX,EDI,ESI], [ECX,EDI,ESI]>, REP, OpSize;
593 def REP_MOVSD : I<0xA5, RawFrm, (ops), "{rep;movsd|rep movsd}",
594 [(X86rep_movs i32)]>,
595 Imp<[ECX,EDI,ESI], [ECX,EDI,ESI]>, REP;
597 def REP_STOSB : I<0xAA, RawFrm, (ops), "{rep;stosb|rep stosb}",
599 Imp<[AL,ECX,EDI], [ECX,EDI]>, REP;
600 def REP_STOSW : I<0xAB, RawFrm, (ops), "{rep;stosw|rep stosw}",
601 [(X86rep_stos i16)]>,
602 Imp<[AX,ECX,EDI], [ECX,EDI]>, REP, OpSize;
603 def REP_STOSD : I<0xAB, RawFrm, (ops), "{rep;stosl|rep stosd}",
604 [(X86rep_stos i32)]>,
605 Imp<[EAX,ECX,EDI], [ECX,EDI]>, REP;
608 //===----------------------------------------------------------------------===//
609 // Input/Output Instructions...
611 def IN8rr : I<0xEC, RawFrm, (ops),
612 "in{b} {%dx, %al|%AL, %DX}",
613 [(set AL, (readport DX))]>, Imp<[DX], [AL]>;
614 def IN16rr : I<0xED, RawFrm, (ops),
615 "in{w} {%dx, %ax|%AX, %DX}",
616 [(set AX, (readport DX))]>, Imp<[DX], [AX]>, OpSize;
617 def IN32rr : I<0xED, RawFrm, (ops),
618 "in{l} {%dx, %eax|%EAX, %DX}",
619 [(set EAX, (readport DX))]>, Imp<[DX],[EAX]>;
621 def IN8ri : Ii8<0xE4, RawFrm, (ops i16i8imm:$port),
622 "in{b} {$port, %al|%AL, $port}",
623 [(set AL, (readport i16immZExt8:$port))]>,
625 def IN16ri : Ii8<0xE5, RawFrm, (ops i16i8imm:$port),
626 "in{w} {$port, %ax|%AX, $port}",
627 [(set AX, (readport i16immZExt8:$port))]>,
628 Imp<[], [AX]>, OpSize;
629 def IN32ri : Ii8<0xE5, RawFrm, (ops i16i8imm:$port),
630 "in{l} {$port, %eax|%EAX, $port}",
631 [(set EAX, (readport i16immZExt8:$port))]>,
634 def OUT8rr : I<0xEE, RawFrm, (ops),
635 "out{b} {%al, %dx|%DX, %AL}",
636 [(writeport AL, DX)]>, Imp<[DX, AL], []>;
637 def OUT16rr : I<0xEF, RawFrm, (ops),
638 "out{w} {%ax, %dx|%DX, %AX}",
639 [(writeport AX, DX)]>, Imp<[DX, AX], []>, OpSize;
640 def OUT32rr : I<0xEF, RawFrm, (ops),
641 "out{l} {%eax, %dx|%DX, %EAX}",
642 [(writeport EAX, DX)]>, Imp<[DX, EAX], []>;
644 def OUT8ir : Ii8<0xE6, RawFrm, (ops i16i8imm:$port),
645 "out{b} {%al, $port|$port, %AL}",
646 [(writeport AL, i16immZExt8:$port)]>,
648 def OUT16ir : Ii8<0xE7, RawFrm, (ops i16i8imm:$port),
649 "out{w} {%ax, $port|$port, %AX}",
650 [(writeport AX, i16immZExt8:$port)]>,
651 Imp<[AX], []>, OpSize;
652 def OUT32ir : Ii8<0xE7, RawFrm, (ops i16i8imm:$port),
653 "out{l} {%eax, $port|$port, %EAX}",
654 [(writeport EAX, i16immZExt8:$port)]>,
657 //===----------------------------------------------------------------------===//
658 // Move Instructions...
660 def MOV8rr : I<0x88, MRMDestReg, (ops R8 :$dst, R8 :$src),
661 "mov{b} {$src, $dst|$dst, $src}", []>;
662 def MOV16rr : I<0x89, MRMDestReg, (ops R16:$dst, R16:$src),
663 "mov{w} {$src, $dst|$dst, $src}", []>, OpSize;
664 def MOV32rr : I<0x89, MRMDestReg, (ops R32:$dst, R32:$src),
665 "mov{l} {$src, $dst|$dst, $src}", []>;
666 def MOV8ri : Ii8 <0xB0, AddRegFrm, (ops R8 :$dst, i8imm :$src),
667 "mov{b} {$src, $dst|$dst, $src}",
668 [(set R8:$dst, imm:$src)]>;
669 def MOV16ri : Ii16<0xB8, AddRegFrm, (ops R16:$dst, i16imm:$src),
670 "mov{w} {$src, $dst|$dst, $src}",
671 [(set R16:$dst, imm:$src)]>, OpSize;
672 def MOV32ri : Ii32<0xB8, AddRegFrm, (ops R32:$dst, i32imm:$src),
673 "mov{l} {$src, $dst|$dst, $src}",
674 [(set R32:$dst, imm:$src)]>;
675 def MOV8mi : Ii8 <0xC6, MRM0m, (ops i8mem :$dst, i8imm :$src),
676 "mov{b} {$src, $dst|$dst, $src}",
677 [(store (i8 imm:$src), addr:$dst)]>;
678 def MOV16mi : Ii16<0xC7, MRM0m, (ops i16mem:$dst, i16imm:$src),
679 "mov{w} {$src, $dst|$dst, $src}",
680 [(store (i16 imm:$src), addr:$dst)]>, OpSize;
681 def MOV32mi : Ii32<0xC7, MRM0m, (ops i32mem:$dst, i32imm:$src),
682 "mov{l} {$src, $dst|$dst, $src}",
683 [(store (i32 imm:$src), addr:$dst)]>;
685 def MOV8rm : I<0x8A, MRMSrcMem, (ops R8 :$dst, i8mem :$src),
686 "mov{b} {$src, $dst|$dst, $src}",
687 [(set R8:$dst, (load addr:$src))]>;
688 def MOV16rm : I<0x8B, MRMSrcMem, (ops R16:$dst, i16mem:$src),
689 "mov{w} {$src, $dst|$dst, $src}",
690 [(set R16:$dst, (load addr:$src))]>, OpSize;
691 def MOV32rm : I<0x8B, MRMSrcMem, (ops R32:$dst, i32mem:$src),
692 "mov{l} {$src, $dst|$dst, $src}",
693 [(set R32:$dst, (load addr:$src))]>;
695 def MOV8mr : I<0x88, MRMDestMem, (ops i8mem :$dst, R8 :$src),
696 "mov{b} {$src, $dst|$dst, $src}",
697 [(store R8:$src, addr:$dst)]>;
698 def MOV16mr : I<0x89, MRMDestMem, (ops i16mem:$dst, R16:$src),
699 "mov{w} {$src, $dst|$dst, $src}",
700 [(store R16:$src, addr:$dst)]>, OpSize;
701 def MOV32mr : I<0x89, MRMDestMem, (ops i32mem:$dst, R32:$src),
702 "mov{l} {$src, $dst|$dst, $src}",
703 [(store R32:$src, addr:$dst)]>;
705 //===----------------------------------------------------------------------===//
706 // Fixed-Register Multiplication and Division Instructions...
709 // Extra precision multiplication
710 def MUL8r : I<0xF6, MRM4r, (ops R8:$src), "mul{b} $src",
711 // FIXME: Used for 8-bit mul, ignore result upper 8 bits.
712 // This probably ought to be moved to a def : Pat<> if the
713 // syntax can be accepted.
714 [(set AL, (mul AL, R8:$src))]>,
715 Imp<[AL],[AX]>; // AL,AH = AL*R8
716 def MUL16r : I<0xF7, MRM4r, (ops R16:$src), "mul{w} $src", []>,
717 Imp<[AX],[AX,DX]>, OpSize; // AX,DX = AX*R16
718 def MUL32r : I<0xF7, MRM4r, (ops R32:$src), "mul{l} $src", []>,
719 Imp<[EAX],[EAX,EDX]>; // EAX,EDX = EAX*R32
720 def MUL8m : I<0xF6, MRM4m, (ops i8mem :$src),
722 // FIXME: Used for 8-bit mul, ignore result upper 8 bits.
723 // This probably ought to be moved to a def : Pat<> if the
724 // syntax can be accepted.
725 [(set AL, (mul AL, (loadi8 addr:$src)))]>,
726 Imp<[AL],[AX]>; // AL,AH = AL*[mem8]
727 def MUL16m : I<0xF7, MRM4m, (ops i16mem:$src),
728 "mul{w} $src", []>, Imp<[AX],[AX,DX]>,
729 OpSize; // AX,DX = AX*[mem16]
730 def MUL32m : I<0xF7, MRM4m, (ops i32mem:$src),
731 "mul{l} $src", []>, Imp<[EAX],[EAX,EDX]>;// EAX,EDX = EAX*[mem32]
733 def IMUL8r : I<0xF6, MRM5r, (ops R8:$src), "imul{b} $src", []>,
734 Imp<[AL],[AX]>; // AL,AH = AL*R8
735 def IMUL16r : I<0xF7, MRM5r, (ops R16:$src), "imul{w} $src", []>,
736 Imp<[AX],[AX,DX]>, OpSize; // AX,DX = AX*R16
737 def IMUL32r : I<0xF7, MRM5r, (ops R32:$src), "imul{l} $src", []>,
738 Imp<[EAX],[EAX,EDX]>; // EAX,EDX = EAX*R32
739 def IMUL8m : I<0xF6, MRM5m, (ops i8mem :$src),
740 "imul{b} $src", []>, Imp<[AL],[AX]>; // AL,AH = AL*[mem8]
741 def IMUL16m : I<0xF7, MRM5m, (ops i16mem:$src),
742 "imul{w} $src", []>, Imp<[AX],[AX,DX]>,
743 OpSize; // AX,DX = AX*[mem16]
744 def IMUL32m : I<0xF7, MRM5m, (ops i32mem:$src),
746 Imp<[EAX],[EAX,EDX]>; // EAX,EDX = EAX*[mem32]
748 // unsigned division/remainder
749 def DIV8r : I<0xF6, MRM6r, (ops R8:$src), // AX/r8 = AL,AH
750 "div{b} $src", []>, Imp<[AX],[AX]>;
751 def DIV16r : I<0xF7, MRM6r, (ops R16:$src), // DX:AX/r16 = AX,DX
752 "div{w} $src", []>, Imp<[AX,DX],[AX,DX]>, OpSize;
753 def DIV32r : I<0xF7, MRM6r, (ops R32:$src), // EDX:EAX/r32 = EAX,EDX
754 "div{l} $src", []>, Imp<[EAX,EDX],[EAX,EDX]>;
755 def DIV8m : I<0xF6, MRM6m, (ops i8mem:$src), // AX/[mem8] = AL,AH
756 "div{b} $src", []>, Imp<[AX],[AX]>;
757 def DIV16m : I<0xF7, MRM6m, (ops i16mem:$src), // DX:AX/[mem16] = AX,DX
758 "div{w} $src", []>, Imp<[AX,DX],[AX,DX]>, OpSize;
759 def DIV32m : I<0xF7, MRM6m, (ops i32mem:$src), // EDX:EAX/[mem32] = EAX,EDX
760 "div{l} $src", []>, Imp<[EAX,EDX],[EAX,EDX]>;
762 // Signed division/remainder.
763 def IDIV8r : I<0xF6, MRM7r, (ops R8:$src), // AX/r8 = AL,AH
764 "idiv{b} $src", []>, Imp<[AX],[AX]>;
765 def IDIV16r: I<0xF7, MRM7r, (ops R16:$src), // DX:AX/r16 = AX,DX
766 "idiv{w} $src", []>, Imp<[AX,DX],[AX,DX]>, OpSize;
767 def IDIV32r: I<0xF7, MRM7r, (ops R32:$src), // EDX:EAX/r32 = EAX,EDX
768 "idiv{l} $src", []>, Imp<[EAX,EDX],[EAX,EDX]>;
769 def IDIV8m : I<0xF6, MRM7m, (ops i8mem:$src), // AX/[mem8] = AL,AH
770 "idiv{b} $src", []>, Imp<[AX],[AX]>;
771 def IDIV16m: I<0xF7, MRM7m, (ops i16mem:$src), // DX:AX/[mem16] = AX,DX
772 "idiv{w} $src", []>, Imp<[AX,DX],[AX,DX]>, OpSize;
773 def IDIV32m: I<0xF7, MRM7m, (ops i32mem:$src), // EDX:EAX/[mem32] = EAX,EDX
774 "idiv{l} $src", []>, Imp<[EAX,EDX],[EAX,EDX]>;
776 // Sign-extenders for division.
777 def CBW : I<0x98, RawFrm, (ops),
778 "{cbtw|cbw}", []>, Imp<[AL],[AH]>; // AX = signext(AL)
779 def CWD : I<0x99, RawFrm, (ops),
780 "{cwtd|cwd}", []>, Imp<[AX],[DX]>; // DX:AX = signext(AX)
781 def CDQ : I<0x99, RawFrm, (ops),
782 "{cltd|cdq}", []>, Imp<[EAX],[EDX]>; // EDX:EAX = signext(EAX)
785 //===----------------------------------------------------------------------===//
786 // Two address Instructions...
788 let isTwoAddress = 1 in {
791 def CMOVB16rr : I<0x42, MRMSrcReg, // if <u, R16 = R16
792 (ops R16:$dst, R16:$src1, R16:$src2),
793 "cmovb {$src2, $dst|$dst, $src2}",
794 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
795 X86_COND_B, STATUS))]>,
796 Imp<[STATUS],[]>, TB, OpSize;
797 def CMOVB16rm : I<0x42, MRMSrcMem, // if <u, R16 = [mem16]
798 (ops R16:$dst, R16:$src1, i16mem:$src2),
799 "cmovb {$src2, $dst|$dst, $src2}",
800 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
801 X86_COND_B, STATUS))]>,
802 Imp<[STATUS],[]>, TB, OpSize;
803 def CMOVB32rr : I<0x42, MRMSrcReg, // if <u, R32 = R32
804 (ops R32:$dst, R32:$src1, R32:$src2),
805 "cmovb {$src2, $dst|$dst, $src2}",
806 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
807 X86_COND_B, STATUS))]>,
808 Imp<[STATUS],[]>, TB;
809 def CMOVB32rm : I<0x42, MRMSrcMem, // if <u, R32 = [mem32]
810 (ops R32:$dst, R32:$src1, i32mem:$src2),
811 "cmovb {$src2, $dst|$dst, $src2}",
812 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
813 X86_COND_B, STATUS))]>,
814 Imp<[STATUS],[]>, TB;
816 def CMOVAE16rr: I<0x43, MRMSrcReg, // if >=u, R16 = R16
817 (ops R16:$dst, R16:$src1, R16:$src2),
818 "cmovae {$src2, $dst|$dst, $src2}",
819 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
820 X86_COND_AE, STATUS))]>,
821 Imp<[STATUS],[]>, TB, OpSize;
822 def CMOVAE16rm: I<0x43, MRMSrcMem, // if >=u, R16 = [mem16]
823 (ops R16:$dst, R16:$src1, i16mem:$src2),
824 "cmovae {$src2, $dst|$dst, $src2}",
825 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
826 X86_COND_AE, STATUS))]>,
827 Imp<[STATUS],[]>, TB, OpSize;
828 def CMOVAE32rr: I<0x43, MRMSrcReg, // if >=u, R32 = R32
829 (ops R32:$dst, R32:$src1, R32:$src2),
830 "cmovae {$src2, $dst|$dst, $src2}",
831 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
832 X86_COND_AE, STATUS))]>,
833 Imp<[STATUS],[]>, TB;
834 def CMOVAE32rm: I<0x43, MRMSrcMem, // if >=u, R32 = [mem32]
835 (ops R32:$dst, R32:$src1, i32mem:$src2),
836 "cmovae {$src2, $dst|$dst, $src2}",
837 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
838 X86_COND_AE, STATUS))]>,
839 Imp<[STATUS],[]>, TB;
841 def CMOVE16rr : I<0x44, MRMSrcReg, // if ==, R16 = R16
842 (ops R16:$dst, R16:$src1, R16:$src2),
843 "cmove {$src2, $dst|$dst, $src2}",
844 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
845 X86_COND_E, STATUS))]>,
846 Imp<[STATUS],[]>, TB, OpSize;
847 def CMOVE16rm : I<0x44, MRMSrcMem, // if ==, R16 = [mem16]
848 (ops R16:$dst, R16:$src1, i16mem:$src2),
849 "cmove {$src2, $dst|$dst, $src2}",
850 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
851 X86_COND_E, STATUS))]>,
852 Imp<[STATUS],[]>, TB, OpSize;
853 def CMOVE32rr : I<0x44, MRMSrcReg, // if ==, R32 = R32
854 (ops R32:$dst, R32:$src1, R32:$src2),
855 "cmove {$src2, $dst|$dst, $src2}",
856 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
857 X86_COND_E, STATUS))]>,
858 Imp<[STATUS],[]>, TB;
859 def CMOVE32rm : I<0x44, MRMSrcMem, // if ==, R32 = [mem32]
860 (ops R32:$dst, R32:$src1, i32mem:$src2),
861 "cmove {$src2, $dst|$dst, $src2}",
862 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
863 X86_COND_E, STATUS))]>,
864 Imp<[STATUS],[]>, TB;
866 def CMOVNE16rr: I<0x45, MRMSrcReg, // if !=, R16 = R16
867 (ops R16:$dst, R16:$src1, R16:$src2),
868 "cmovne {$src2, $dst|$dst, $src2}",
869 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
870 X86_COND_NE, STATUS))]>,
871 Imp<[STATUS],[]>, TB, OpSize;
872 def CMOVNE16rm: I<0x45, MRMSrcMem, // if !=, R16 = [mem16]
873 (ops R16:$dst, R16:$src1, i16mem:$src2),
874 "cmovne {$src2, $dst|$dst, $src2}",
875 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
876 X86_COND_NE, STATUS))]>,
877 Imp<[STATUS],[]>, TB, OpSize;
878 def CMOVNE32rr: I<0x45, MRMSrcReg, // if !=, R32 = R32
879 (ops R32:$dst, R32:$src1, R32:$src2),
880 "cmovne {$src2, $dst|$dst, $src2}",
881 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
882 X86_COND_NE, STATUS))]>,
883 Imp<[STATUS],[]>, TB;
884 def CMOVNE32rm: I<0x45, MRMSrcMem, // if !=, R32 = [mem32]
885 (ops R32:$dst, R32:$src1, i32mem:$src2),
886 "cmovne {$src2, $dst|$dst, $src2}",
887 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
888 X86_COND_NE, STATUS))]>,
889 Imp<[STATUS],[]>, TB;
891 def CMOVBE16rr: I<0x46, MRMSrcReg, // if <=u, R16 = R16
892 (ops R16:$dst, R16:$src1, R16:$src2),
893 "cmovbe {$src2, $dst|$dst, $src2}",
894 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
895 X86_COND_BE, STATUS))]>,
896 Imp<[STATUS],[]>, TB, OpSize;
897 def CMOVBE16rm: I<0x46, MRMSrcMem, // if <=u, R16 = [mem16]
898 (ops R16:$dst, R16:$src1, i16mem:$src2),
899 "cmovbe {$src2, $dst|$dst, $src2}",
900 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
901 X86_COND_BE, STATUS))]>,
902 Imp<[STATUS],[]>, TB, OpSize;
903 def CMOVBE32rr: I<0x46, MRMSrcReg, // if <=u, R32 = R32
904 (ops R32:$dst, R32:$src1, R32:$src2),
905 "cmovbe {$src2, $dst|$dst, $src2}",
906 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
907 X86_COND_BE, STATUS))]>,
908 Imp<[STATUS],[]>, TB;
909 def CMOVBE32rm: I<0x46, MRMSrcMem, // if <=u, R32 = [mem32]
910 (ops R32:$dst, R32:$src1, i32mem:$src2),
911 "cmovbe {$src2, $dst|$dst, $src2}",
912 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
913 X86_COND_BE, STATUS))]>,
914 Imp<[STATUS],[]>, TB;
916 def CMOVA16rr : I<0x47, MRMSrcReg, // if >u, R16 = R16
917 (ops R16:$dst, R16:$src1, R16:$src2),
918 "cmova {$src2, $dst|$dst, $src2}",
919 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
920 X86_COND_A, STATUS))]>,
921 Imp<[STATUS],[]>, TB, OpSize;
922 def CMOVA16rm : I<0x47, MRMSrcMem, // if >u, R16 = [mem16]
923 (ops R16:$dst, R16:$src1, i16mem:$src2),
924 "cmova {$src2, $dst|$dst, $src2}",
925 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
926 X86_COND_A, STATUS))]>,
927 Imp<[STATUS],[]>, TB, OpSize;
928 def CMOVA32rr : I<0x47, MRMSrcReg, // if >u, R32 = R32
929 (ops R32:$dst, R32:$src1, R32:$src2),
930 "cmova {$src2, $dst|$dst, $src2}",
931 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
932 X86_COND_A, STATUS))]>,
933 Imp<[STATUS],[]>, TB;
934 def CMOVA32rm : I<0x47, MRMSrcMem, // if >u, R32 = [mem32]
935 (ops R32:$dst, R32:$src1, i32mem:$src2),
936 "cmova {$src2, $dst|$dst, $src2}",
937 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
938 X86_COND_A, STATUS))]>,
939 Imp<[STATUS],[]>, TB;
941 def CMOVL16rr : I<0x4C, MRMSrcReg, // if <s, R16 = R16
942 (ops R16:$dst, R16:$src1, R16:$src2),
943 "cmovl {$src2, $dst|$dst, $src2}",
944 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
945 X86_COND_L, STATUS))]>,
946 Imp<[STATUS],[]>, TB, OpSize;
947 def CMOVL16rm : I<0x4C, MRMSrcMem, // if <s, R16 = [mem16]
948 (ops R16:$dst, R16:$src1, i16mem:$src2),
949 "cmovl {$src2, $dst|$dst, $src2}",
950 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
951 X86_COND_L, STATUS))]>,
952 Imp<[STATUS],[]>, TB, OpSize;
953 def CMOVL32rr : I<0x4C, MRMSrcReg, // if <s, R32 = R32
954 (ops R32:$dst, R32:$src1, R32:$src2),
955 "cmovl {$src2, $dst|$dst, $src2}",
956 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
957 X86_COND_L, STATUS))]>,
958 Imp<[STATUS],[]>, TB;
959 def CMOVL32rm : I<0x4C, MRMSrcMem, // if <s, R32 = [mem32]
960 (ops R32:$dst, R32:$src1, i32mem:$src2),
961 "cmovl {$src2, $dst|$dst, $src2}",
962 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
963 X86_COND_L, STATUS))]>,
964 Imp<[STATUS],[]>, TB;
966 def CMOVGE16rr: I<0x4D, MRMSrcReg, // if >=s, R16 = R16
967 (ops R16:$dst, R16:$src1, R16:$src2),
968 "cmovge {$src2, $dst|$dst, $src2}",
969 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
970 X86_COND_GE, STATUS))]>,
971 Imp<[STATUS],[]>, TB, OpSize;
972 def CMOVGE16rm: I<0x4D, MRMSrcMem, // if >=s, R16 = [mem16]
973 (ops R16:$dst, R16:$src1, i16mem:$src2),
974 "cmovge {$src2, $dst|$dst, $src2}",
975 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
976 X86_COND_GE, STATUS))]>,
977 Imp<[STATUS],[]>, TB, OpSize;
978 def CMOVGE32rr: I<0x4D, MRMSrcReg, // if >=s, R32 = R32
979 (ops R32:$dst, R32:$src1, R32:$src2),
980 "cmovge {$src2, $dst|$dst, $src2}",
981 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
982 X86_COND_GE, STATUS))]>,
983 Imp<[STATUS],[]>, TB;
984 def CMOVGE32rm: I<0x4D, MRMSrcMem, // if >=s, R32 = [mem32]
985 (ops R32:$dst, R32:$src1, i32mem:$src2),
986 "cmovge {$src2, $dst|$dst, $src2}",
987 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
988 X86_COND_GE, STATUS))]>,
989 Imp<[STATUS],[]>, TB;
991 def CMOVLE16rr: I<0x4E, MRMSrcReg, // if <=s, R16 = R16
992 (ops R16:$dst, R16:$src1, R16:$src2),
993 "cmovle {$src2, $dst|$dst, $src2}",
994 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
995 X86_COND_LE, STATUS))]>,
996 Imp<[STATUS],[]>, TB, OpSize;
997 def CMOVLE16rm: I<0x4E, MRMSrcMem, // if <=s, R16 = [mem16]
998 (ops R16:$dst, R16:$src1, i16mem:$src2),
999 "cmovle {$src2, $dst|$dst, $src2}",
1000 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
1001 X86_COND_LE, STATUS))]>,
1002 Imp<[STATUS],[]>, TB, OpSize;
1003 def CMOVLE32rr: I<0x4E, MRMSrcReg, // if <=s, R32 = R32
1004 (ops R32:$dst, R32:$src1, R32:$src2),
1005 "cmovle {$src2, $dst|$dst, $src2}",
1006 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
1007 X86_COND_LE, STATUS))]>,
1008 Imp<[STATUS],[]>, TB;
1009 def CMOVLE32rm: I<0x4E, MRMSrcMem, // if <=s, R32 = [mem32]
1010 (ops R32:$dst, R32:$src1, i32mem:$src2),
1011 "cmovle {$src2, $dst|$dst, $src2}",
1012 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
1013 X86_COND_LE, STATUS))]>,
1014 Imp<[STATUS],[]>, TB;
1016 def CMOVG16rr : I<0x4F, MRMSrcReg, // if >s, R16 = R16
1017 (ops R16:$dst, R16:$src1, R16:$src2),
1018 "cmovg {$src2, $dst|$dst, $src2}",
1019 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
1020 X86_COND_G, STATUS))]>,
1021 Imp<[STATUS],[]>, TB, OpSize;
1022 def CMOVG16rm : I<0x4F, MRMSrcMem, // if >s, R16 = [mem16]
1023 (ops R16:$dst, R16:$src1, i16mem:$src2),
1024 "cmovg {$src2, $dst|$dst, $src2}",
1025 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
1026 X86_COND_G, STATUS))]>,
1027 Imp<[STATUS],[]>, TB, OpSize;
1028 def CMOVG32rr : I<0x4F, MRMSrcReg, // if >s, R32 = R32
1029 (ops R32:$dst, R32:$src1, R32:$src2),
1030 "cmovg {$src2, $dst|$dst, $src2}",
1031 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
1032 X86_COND_G, STATUS))]>,
1033 Imp<[STATUS],[]>, TB;
1034 def CMOVG32rm : I<0x4F, MRMSrcMem, // if >s, R32 = [mem32]
1035 (ops R32:$dst, R32:$src1, i32mem:$src2),
1036 "cmovg {$src2, $dst|$dst, $src2}",
1037 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
1038 X86_COND_G, STATUS))]>,
1039 Imp<[STATUS],[]>, TB;
1041 def CMOVS16rr : I<0x48, MRMSrcReg, // if signed, R16 = R16
1042 (ops R16:$dst, R16:$src1, R16:$src2),
1043 "cmovs {$src2, $dst|$dst, $src2}",
1044 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
1045 X86_COND_S, STATUS))]>,
1046 Imp<[STATUS],[]>, TB, OpSize;
1047 def CMOVS16rm : I<0x48, MRMSrcMem, // if signed, R16 = [mem16]
1048 (ops R16:$dst, R16:$src1, i16mem:$src2),
1049 "cmovs {$src2, $dst|$dst, $src2}",
1050 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
1051 X86_COND_S, STATUS))]>,
1052 Imp<[STATUS],[]>, TB, OpSize;
1053 def CMOVS32rr : I<0x48, MRMSrcReg, // if signed, R32 = R32
1054 (ops R32:$dst, R32:$src1, R32:$src2),
1055 "cmovs {$src2, $dst|$dst, $src2}",
1056 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
1057 X86_COND_S, STATUS))]>,
1058 Imp<[STATUS],[]>, TB;
1059 def CMOVS32rm : I<0x48, MRMSrcMem, // if signed, R32 = [mem32]
1060 (ops R32:$dst, R32:$src1, i32mem:$src2),
1061 "cmovs {$src2, $dst|$dst, $src2}",
1062 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
1063 X86_COND_S, STATUS))]>,
1064 Imp<[STATUS],[]>, TB;
1066 def CMOVNS16rr: I<0x49, MRMSrcReg, // if !signed, R16 = R16
1067 (ops R16:$dst, R16:$src1, R16:$src2),
1068 "cmovns {$src2, $dst|$dst, $src2}",
1069 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
1070 X86_COND_NS, STATUS))]>,
1071 Imp<[STATUS],[]>, TB, OpSize;
1072 def CMOVNS16rm: I<0x49, MRMSrcMem, // if !signed, R16 = [mem16]
1073 (ops R16:$dst, R16:$src1, i16mem:$src2),
1074 "cmovns {$src2, $dst|$dst, $src2}",
1075 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
1076 X86_COND_NS, STATUS))]>,
1077 Imp<[STATUS],[]>, TB, OpSize;
1078 def CMOVNS32rr: I<0x49, MRMSrcReg, // if !signed, R32 = R32
1079 (ops R32:$dst, R32:$src1, R32:$src2),
1080 "cmovns {$src2, $dst|$dst, $src2}",
1081 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
1082 X86_COND_NS, STATUS))]>,
1083 Imp<[STATUS],[]>, TB;
1084 def CMOVNS32rm: I<0x49, MRMSrcMem, // if !signed, R32 = [mem32]
1085 (ops R32:$dst, R32:$src1, i32mem:$src2),
1086 "cmovns {$src2, $dst|$dst, $src2}",
1087 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
1088 X86_COND_NS, STATUS))]>,
1089 Imp<[STATUS],[]>, TB;
1091 def CMOVP16rr : I<0x4A, MRMSrcReg, // if parity, R16 = R16
1092 (ops R16:$dst, R16:$src1, R16:$src2),
1093 "cmovp {$src2, $dst|$dst, $src2}",
1094 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
1095 X86_COND_P, STATUS))]>,
1096 Imp<[STATUS],[]>, TB, OpSize;
1097 def CMOVP16rm : I<0x4A, MRMSrcMem, // if parity, R16 = [mem16]
1098 (ops R16:$dst, R16:$src1, i16mem:$src2),
1099 "cmovp {$src2, $dst|$dst, $src2}",
1100 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
1101 X86_COND_P, STATUS))]>,
1102 Imp<[STATUS],[]>, TB, OpSize;
1103 def CMOVP32rr : I<0x4A, MRMSrcReg, // if parity, R32 = R32
1104 (ops R32:$dst, R32:$src1, R32:$src2),
1105 "cmovp {$src2, $dst|$dst, $src2}",
1106 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
1107 X86_COND_P, STATUS))]>,
1108 Imp<[STATUS],[]>, TB;
1109 def CMOVP32rm : I<0x4A, MRMSrcMem, // if parity, R32 = [mem32]
1110 (ops R32:$dst, R32:$src1, i32mem:$src2),
1111 "cmovp {$src2, $dst|$dst, $src2}",
1112 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
1113 X86_COND_P, STATUS))]>,
1114 Imp<[STATUS],[]>, TB;
1116 def CMOVNP16rr : I<0x4B, MRMSrcReg, // if !parity, R16 = R16
1117 (ops R16:$dst, R16:$src1, R16:$src2),
1118 "cmovnp {$src2, $dst|$dst, $src2}",
1119 [(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
1120 X86_COND_NP, STATUS))]>,
1121 Imp<[STATUS],[]>, TB, OpSize;
1122 def CMOVNP16rm : I<0x4B, MRMSrcMem, // if !parity, R16 = [mem16]
1123 (ops R16:$dst, R16:$src1, i16mem:$src2),
1124 "cmovnp {$src2, $dst|$dst, $src2}",
1125 [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
1126 X86_COND_NP, STATUS))]>,
1127 Imp<[STATUS],[]>, TB, OpSize;
1128 def CMOVNP32rr : I<0x4B, MRMSrcReg, // if !parity, R32 = R32
1129 (ops R32:$dst, R32:$src1, R32:$src2),
1130 "cmovnp {$src2, $dst|$dst, $src2}",
1131 [(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
1132 X86_COND_NP, STATUS))]>,
1133 Imp<[STATUS],[]>, TB;
1134 def CMOVNP32rm : I<0x4B, MRMSrcMem, // if !parity, R32 = [mem32]
1135 (ops R32:$dst, R32:$src1, i32mem:$src2),
1136 "cmovnp {$src2, $dst|$dst, $src2}",
1137 [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
1138 X86_COND_NP, STATUS))]>,
1139 Imp<[STATUS],[]>, TB;
1142 // unary instructions
1143 def NEG8r : I<0xF6, MRM3r, (ops R8 :$dst, R8 :$src), "neg{b} $dst",
1144 [(set R8:$dst, (ineg R8:$src))]>;
1145 def NEG16r : I<0xF7, MRM3r, (ops R16:$dst, R16:$src), "neg{w} $dst",
1146 [(set R16:$dst, (ineg R16:$src))]>, OpSize;
1147 def NEG32r : I<0xF7, MRM3r, (ops R32:$dst, R32:$src), "neg{l} $dst",
1148 [(set R32:$dst, (ineg R32:$src))]>;
1149 let isTwoAddress = 0 in {
1150 def NEG8m : I<0xF6, MRM3m, (ops i8mem :$dst), "neg{b} $dst",
1151 [(store (ineg (loadi8 addr:$dst)), addr:$dst)]>;
1152 def NEG16m : I<0xF7, MRM3m, (ops i16mem:$dst), "neg{w} $dst",
1153 [(store (ineg (loadi16 addr:$dst)), addr:$dst)]>, OpSize;
1154 def NEG32m : I<0xF7, MRM3m, (ops i32mem:$dst), "neg{l} $dst",
1155 [(store (ineg (loadi32 addr:$dst)), addr:$dst)]>;
1159 def NOT8r : I<0xF6, MRM2r, (ops R8 :$dst, R8 :$src), "not{b} $dst",
1160 [(set R8:$dst, (not R8:$src))]>;
1161 def NOT16r : I<0xF7, MRM2r, (ops R16:$dst, R16:$src), "not{w} $dst",
1162 [(set R16:$dst, (not R16:$src))]>, OpSize;
1163 def NOT32r : I<0xF7, MRM2r, (ops R32:$dst, R32:$src), "not{l} $dst",
1164 [(set R32:$dst, (not R32:$src))]>;
1165 let isTwoAddress = 0 in {
1166 def NOT8m : I<0xF6, MRM2m, (ops i8mem :$dst), "not{b} $dst",
1167 [(store (not (loadi8 addr:$dst)), addr:$dst)]>;
1168 def NOT16m : I<0xF7, MRM2m, (ops i16mem:$dst), "not{w} $dst",
1169 [(store (not (loadi16 addr:$dst)), addr:$dst)]>, OpSize;
1170 def NOT32m : I<0xF7, MRM2m, (ops i32mem:$dst), "not{l} $dst",
1171 [(store (not (loadi32 addr:$dst)), addr:$dst)]>;
1174 // TODO: inc/dec is slow for P4, but fast for Pentium-M.
1175 def INC8r : I<0xFE, MRM0r, (ops R8 :$dst, R8 :$src), "inc{b} $dst",
1176 [(set R8:$dst, (add R8:$src, 1))]>;
1177 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
1178 def INC16r : I<0xFF, MRM0r, (ops R16:$dst, R16:$src), "inc{w} $dst",
1179 [(set R16:$dst, (add R16:$src, 1))]>, OpSize;
1180 def INC32r : I<0xFF, MRM0r, (ops R32:$dst, R32:$src), "inc{l} $dst",
1181 [(set R32:$dst, (add R32:$src, 1))]>;
1183 let isTwoAddress = 0 in {
1184 def INC8m : I<0xFE, MRM0m, (ops i8mem :$dst), "inc{b} $dst",
1185 [(store (add (loadi8 addr:$dst), 1), addr:$dst)]>;
1186 def INC16m : I<0xFF, MRM0m, (ops i16mem:$dst), "inc{w} $dst",
1187 [(store (add (loadi16 addr:$dst), 1), addr:$dst)]>, OpSize;
1188 def INC32m : I<0xFF, MRM0m, (ops i32mem:$dst), "inc{l} $dst",
1189 [(store (add (loadi32 addr:$dst), 1), addr:$dst)]>;
1192 def DEC8r : I<0xFE, MRM1r, (ops R8 :$dst, R8 :$src), "dec{b} $dst",
1193 [(set R8:$dst, (add R8:$src, -1))]>;
1194 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
1195 def DEC16r : I<0xFF, MRM1r, (ops R16:$dst, R16:$src), "dec{w} $dst",
1196 [(set R16:$dst, (add R16:$src, -1))]>, OpSize;
1197 def DEC32r : I<0xFF, MRM1r, (ops R32:$dst, R32:$src), "dec{l} $dst",
1198 [(set R32:$dst, (add R32:$src, -1))]>;
1201 let isTwoAddress = 0 in {
1202 def DEC8m : I<0xFE, MRM1m, (ops i8mem :$dst), "dec{b} $dst",
1203 [(store (add (loadi8 addr:$dst), -1), addr:$dst)]>;
1204 def DEC16m : I<0xFF, MRM1m, (ops i16mem:$dst), "dec{w} $dst",
1205 [(store (add (loadi16 addr:$dst), -1), addr:$dst)]>, OpSize;
1206 def DEC32m : I<0xFF, MRM1m, (ops i32mem:$dst), "dec{l} $dst",
1207 [(store (add (loadi32 addr:$dst), -1), addr:$dst)]>;
1210 // Logical operators...
1211 let isCommutable = 1 in { // X = AND Y, Z --> X = AND Z, Y
1212 def AND8rr : I<0x20, MRMDestReg,
1213 (ops R8 :$dst, R8 :$src1, R8 :$src2),
1214 "and{b} {$src2, $dst|$dst, $src2}",
1215 [(set R8:$dst, (and R8:$src1, R8:$src2))]>;
1216 def AND16rr : I<0x21, MRMDestReg,
1217 (ops R16:$dst, R16:$src1, R16:$src2),
1218 "and{w} {$src2, $dst|$dst, $src2}",
1219 [(set R16:$dst, (and R16:$src1, R16:$src2))]>, OpSize;
1220 def AND32rr : I<0x21, MRMDestReg,
1221 (ops R32:$dst, R32:$src1, R32:$src2),
1222 "and{l} {$src2, $dst|$dst, $src2}",
1223 [(set R32:$dst, (and R32:$src1, R32:$src2))]>;
1226 def AND8rm : I<0x22, MRMSrcMem,
1227 (ops R8 :$dst, R8 :$src1, i8mem :$src2),
1228 "and{b} {$src2, $dst|$dst, $src2}",
1229 [(set R8:$dst, (and R8:$src1, (load addr:$src2)))]>;
1230 def AND16rm : I<0x23, MRMSrcMem,
1231 (ops R16:$dst, R16:$src1, i16mem:$src2),
1232 "and{w} {$src2, $dst|$dst, $src2}",
1233 [(set R16:$dst, (and R16:$src1, (load addr:$src2)))]>, OpSize;
1234 def AND32rm : I<0x23, MRMSrcMem,
1235 (ops R32:$dst, R32:$src1, i32mem:$src2),
1236 "and{l} {$src2, $dst|$dst, $src2}",
1237 [(set R32:$dst, (and R32:$src1, (load addr:$src2)))]>;
1239 def AND8ri : Ii8<0x80, MRM4r,
1240 (ops R8 :$dst, R8 :$src1, i8imm :$src2),
1241 "and{b} {$src2, $dst|$dst, $src2}",
1242 [(set R8:$dst, (and R8:$src1, imm:$src2))]>;
1243 def AND16ri : Ii16<0x81, MRM4r,
1244 (ops R16:$dst, R16:$src1, i16imm:$src2),
1245 "and{w} {$src2, $dst|$dst, $src2}",
1246 [(set R16:$dst, (and R16:$src1, imm:$src2))]>, OpSize;
1247 def AND32ri : Ii32<0x81, MRM4r,
1248 (ops R32:$dst, R32:$src1, i32imm:$src2),
1249 "and{l} {$src2, $dst|$dst, $src2}",
1250 [(set R32:$dst, (and R32:$src1, imm:$src2))]>;
1251 def AND16ri8 : Ii8<0x83, MRM4r,
1252 (ops R16:$dst, R16:$src1, i16i8imm:$src2),
1253 "and{w} {$src2, $dst|$dst, $src2}",
1254 [(set R16:$dst, (and R16:$src1, i16immSExt8:$src2))]>,
1256 def AND32ri8 : Ii8<0x83, MRM4r,
1257 (ops R32:$dst, R32:$src1, i32i8imm:$src2),
1258 "and{l} {$src2, $dst|$dst, $src2}",
1259 [(set R32:$dst, (and R32:$src1, i32immSExt8:$src2))]>;
1261 let isTwoAddress = 0 in {
1262 def AND8mr : I<0x20, MRMDestMem,
1263 (ops i8mem :$dst, R8 :$src),
1264 "and{b} {$src, $dst|$dst, $src}",
1265 [(store (and (load addr:$dst), R8:$src), addr:$dst)]>;
1266 def AND16mr : I<0x21, MRMDestMem,
1267 (ops i16mem:$dst, R16:$src),
1268 "and{w} {$src, $dst|$dst, $src}",
1269 [(store (and (load addr:$dst), R16:$src), addr:$dst)]>,
1271 def AND32mr : I<0x21, MRMDestMem,
1272 (ops i32mem:$dst, R32:$src),
1273 "and{l} {$src, $dst|$dst, $src}",
1274 [(store (and (load addr:$dst), R32:$src), addr:$dst)]>;
1275 def AND8mi : Ii8<0x80, MRM4m,
1276 (ops i8mem :$dst, i8imm :$src),
1277 "and{b} {$src, $dst|$dst, $src}",
1278 [(store (and (loadi8 addr:$dst), imm:$src), addr:$dst)]>;
1279 def AND16mi : Ii16<0x81, MRM4m,
1280 (ops i16mem:$dst, i16imm:$src),
1281 "and{w} {$src, $dst|$dst, $src}",
1282 [(store (and (loadi16 addr:$dst), imm:$src), addr:$dst)]>,
1284 def AND32mi : Ii32<0x81, MRM4m,
1285 (ops i32mem:$dst, i32imm:$src),
1286 "and{l} {$src, $dst|$dst, $src}",
1287 [(store (and (loadi32 addr:$dst), imm:$src), addr:$dst)]>;
1288 def AND16mi8 : Ii8<0x83, MRM4m,
1289 (ops i16mem:$dst, i16i8imm :$src),
1290 "and{w} {$src, $dst|$dst, $src}",
1291 [(store (and (load addr:$dst), i16immSExt8:$src), addr:$dst)]>,
1293 def AND32mi8 : Ii8<0x83, MRM4m,
1294 (ops i32mem:$dst, i32i8imm :$src),
1295 "and{l} {$src, $dst|$dst, $src}",
1296 [(store (and (load addr:$dst), i32immSExt8:$src), addr:$dst)]>;
1300 let isCommutable = 1 in { // X = OR Y, Z --> X = OR Z, Y
1301 def OR8rr : I<0x08, MRMDestReg, (ops R8 :$dst, R8 :$src1, R8 :$src2),
1302 "or{b} {$src2, $dst|$dst, $src2}",
1303 [(set R8:$dst, (or R8:$src1, R8:$src2))]>;
1304 def OR16rr : I<0x09, MRMDestReg, (ops R16:$dst, R16:$src1, R16:$src2),
1305 "or{w} {$src2, $dst|$dst, $src2}",
1306 [(set R16:$dst, (or R16:$src1, R16:$src2))]>, OpSize;
1307 def OR32rr : I<0x09, MRMDestReg, (ops R32:$dst, R32:$src1, R32:$src2),
1308 "or{l} {$src2, $dst|$dst, $src2}",
1309 [(set R32:$dst, (or R32:$src1, R32:$src2))]>;
1311 def OR8rm : I<0x0A, MRMSrcMem , (ops R8 :$dst, R8 :$src1, i8mem :$src2),
1312 "or{b} {$src2, $dst|$dst, $src2}",
1313 [(set R8:$dst, (or R8:$src1, (load addr:$src2)))]>;
1314 def OR16rm : I<0x0B, MRMSrcMem , (ops R16:$dst, R16:$src1, i16mem:$src2),
1315 "or{w} {$src2, $dst|$dst, $src2}",
1316 [(set R16:$dst, (or R16:$src1, (load addr:$src2)))]>, OpSize;
1317 def OR32rm : I<0x0B, MRMSrcMem , (ops R32:$dst, R32:$src1, i32mem:$src2),
1318 "or{l} {$src2, $dst|$dst, $src2}",
1319 [(set R32:$dst, (or R32:$src1, (load addr:$src2)))]>;
1321 def OR8ri : Ii8 <0x80, MRM1r, (ops R8 :$dst, R8 :$src1, i8imm:$src2),
1322 "or{b} {$src2, $dst|$dst, $src2}",
1323 [(set R8:$dst, (or R8:$src1, imm:$src2))]>;
1324 def OR16ri : Ii16<0x81, MRM1r, (ops R16:$dst, R16:$src1, i16imm:$src2),
1325 "or{w} {$src2, $dst|$dst, $src2}",
1326 [(set R16:$dst, (or R16:$src1, imm:$src2))]>, OpSize;
1327 def OR32ri : Ii32<0x81, MRM1r, (ops R32:$dst, R32:$src1, i32imm:$src2),
1328 "or{l} {$src2, $dst|$dst, $src2}",
1329 [(set R32:$dst, (or R32:$src1, imm:$src2))]>;
1331 def OR16ri8 : Ii8<0x83, MRM1r, (ops R16:$dst, R16:$src1, i16i8imm:$src2),
1332 "or{w} {$src2, $dst|$dst, $src2}",
1333 [(set R16:$dst, (or R16:$src1, i16immSExt8:$src2))]>, OpSize;
1334 def OR32ri8 : Ii8<0x83, MRM1r, (ops R32:$dst, R32:$src1, i32i8imm:$src2),
1335 "or{l} {$src2, $dst|$dst, $src2}",
1336 [(set R32:$dst, (or R32:$src1, i32immSExt8:$src2))]>;
1337 let isTwoAddress = 0 in {
1338 def OR8mr : I<0x08, MRMDestMem, (ops i8mem:$dst, R8:$src),
1339 "or{b} {$src, $dst|$dst, $src}",
1340 [(store (or (load addr:$dst), R8:$src), addr:$dst)]>;
1341 def OR16mr : I<0x09, MRMDestMem, (ops i16mem:$dst, R16:$src),
1342 "or{w} {$src, $dst|$dst, $src}",
1343 [(store (or (load addr:$dst), R16:$src), addr:$dst)]>, OpSize;
1344 def OR32mr : I<0x09, MRMDestMem, (ops i32mem:$dst, R32:$src),
1345 "or{l} {$src, $dst|$dst, $src}",
1346 [(store (or (load addr:$dst), R32:$src), addr:$dst)]>;
1347 def OR8mi : Ii8<0x80, MRM1m, (ops i8mem :$dst, i8imm:$src),
1348 "or{b} {$src, $dst|$dst, $src}",
1349 [(store (or (loadi8 addr:$dst), imm:$src), addr:$dst)]>;
1350 def OR16mi : Ii16<0x81, MRM1m, (ops i16mem:$dst, i16imm:$src),
1351 "or{w} {$src, $dst|$dst, $src}",
1352 [(store (or (loadi16 addr:$dst), imm:$src), addr:$dst)]>,
1354 def OR32mi : Ii32<0x81, MRM1m, (ops i32mem:$dst, i32imm:$src),
1355 "or{l} {$src, $dst|$dst, $src}",
1356 [(store (or (loadi32 addr:$dst), imm:$src), addr:$dst)]>;
1357 def OR16mi8 : Ii8<0x83, MRM1m, (ops i16mem:$dst, i16i8imm:$src),
1358 "or{w} {$src, $dst|$dst, $src}",
1359 [(store (or (load addr:$dst), i16immSExt8:$src), addr:$dst)]>,
1361 def OR32mi8 : Ii8<0x83, MRM1m, (ops i32mem:$dst, i32i8imm:$src),
1362 "or{l} {$src, $dst|$dst, $src}",
1363 [(store (or (load addr:$dst), i32immSExt8:$src), addr:$dst)]>;
1367 let isCommutable = 1 in { // X = XOR Y, Z --> X = XOR Z, Y
1368 def XOR8rr : I<0x30, MRMDestReg,
1369 (ops R8 :$dst, R8 :$src1, R8 :$src2),
1370 "xor{b} {$src2, $dst|$dst, $src2}",
1371 [(set R8:$dst, (xor R8:$src1, R8:$src2))]>;
1372 def XOR16rr : I<0x31, MRMDestReg,
1373 (ops R16:$dst, R16:$src1, R16:$src2),
1374 "xor{w} {$src2, $dst|$dst, $src2}",
1375 [(set R16:$dst, (xor R16:$src1, R16:$src2))]>, OpSize;
1376 def XOR32rr : I<0x31, MRMDestReg,
1377 (ops R32:$dst, R32:$src1, R32:$src2),
1378 "xor{l} {$src2, $dst|$dst, $src2}",
1379 [(set R32:$dst, (xor R32:$src1, R32:$src2))]>;
1382 def XOR8rm : I<0x32, MRMSrcMem ,
1383 (ops R8 :$dst, R8:$src1, i8mem :$src2),
1384 "xor{b} {$src2, $dst|$dst, $src2}",
1385 [(set R8:$dst, (xor R8:$src1, (load addr:$src2)))]>;
1386 def XOR16rm : I<0x33, MRMSrcMem ,
1387 (ops R16:$dst, R16:$src1, i16mem:$src2),
1388 "xor{w} {$src2, $dst|$dst, $src2}",
1389 [(set R16:$dst, (xor R16:$src1, (load addr:$src2)))]>, OpSize;
1390 def XOR32rm : I<0x33, MRMSrcMem ,
1391 (ops R32:$dst, R32:$src1, i32mem:$src2),
1392 "xor{l} {$src2, $dst|$dst, $src2}",
1393 [(set R32:$dst, (xor R32:$src1, (load addr:$src2)))]>;
1395 def XOR8ri : Ii8<0x80, MRM6r,
1396 (ops R8:$dst, R8:$src1, i8imm:$src2),
1397 "xor{b} {$src2, $dst|$dst, $src2}",
1398 [(set R8:$dst, (xor R8:$src1, imm:$src2))]>;
1399 def XOR16ri : Ii16<0x81, MRM6r,
1400 (ops R16:$dst, R16:$src1, i16imm:$src2),
1401 "xor{w} {$src2, $dst|$dst, $src2}",
1402 [(set R16:$dst, (xor R16:$src1, imm:$src2))]>, OpSize;
1403 def XOR32ri : Ii32<0x81, MRM6r,
1404 (ops R32:$dst, R32:$src1, i32imm:$src2),
1405 "xor{l} {$src2, $dst|$dst, $src2}",
1406 [(set R32:$dst, (xor R32:$src1, imm:$src2))]>;
1407 def XOR16ri8 : Ii8<0x83, MRM6r,
1408 (ops R16:$dst, R16:$src1, i16i8imm:$src2),
1409 "xor{w} {$src2, $dst|$dst, $src2}",
1410 [(set R16:$dst, (xor R16:$src1, i16immSExt8:$src2))]>,
1412 def XOR32ri8 : Ii8<0x83, MRM6r,
1413 (ops R32:$dst, R32:$src1, i32i8imm:$src2),
1414 "xor{l} {$src2, $dst|$dst, $src2}",
1415 [(set R32:$dst, (xor R32:$src1, i32immSExt8:$src2))]>;
1416 let isTwoAddress = 0 in {
1417 def XOR8mr : I<0x30, MRMDestMem,
1418 (ops i8mem :$dst, R8 :$src),
1419 "xor{b} {$src, $dst|$dst, $src}",
1420 [(store (xor (load addr:$dst), R8:$src), addr:$dst)]>;
1421 def XOR16mr : I<0x31, MRMDestMem,
1422 (ops i16mem:$dst, R16:$src),
1423 "xor{w} {$src, $dst|$dst, $src}",
1424 [(store (xor (load addr:$dst), R16:$src), addr:$dst)]>,
1426 def XOR32mr : I<0x31, MRMDestMem,
1427 (ops i32mem:$dst, R32:$src),
1428 "xor{l} {$src, $dst|$dst, $src}",
1429 [(store (xor (load addr:$dst), R32:$src), addr:$dst)]>;
1430 def XOR8mi : Ii8<0x80, MRM6m,
1431 (ops i8mem :$dst, i8imm :$src),
1432 "xor{b} {$src, $dst|$dst, $src}",
1433 [(store (xor (loadi8 addr:$dst), imm:$src), addr:$dst)]>;
1434 def XOR16mi : Ii16<0x81, MRM6m,
1435 (ops i16mem:$dst, i16imm:$src),
1436 "xor{w} {$src, $dst|$dst, $src}",
1437 [(store (xor (loadi16 addr:$dst), imm:$src), addr:$dst)]>,
1439 def XOR32mi : Ii32<0x81, MRM6m,
1440 (ops i32mem:$dst, i32imm:$src),
1441 "xor{l} {$src, $dst|$dst, $src}",
1442 [(store (xor (loadi32 addr:$dst), imm:$src), addr:$dst)]>;
1443 def XOR16mi8 : Ii8<0x83, MRM6m,
1444 (ops i16mem:$dst, i16i8imm :$src),
1445 "xor{w} {$src, $dst|$dst, $src}",
1446 [(store (xor (load addr:$dst), i16immSExt8:$src), addr:$dst)]>,
1448 def XOR32mi8 : Ii8<0x83, MRM6m,
1449 (ops i32mem:$dst, i32i8imm :$src),
1450 "xor{l} {$src, $dst|$dst, $src}",
1451 [(store (xor (load addr:$dst), i32immSExt8:$src), addr:$dst)]>;
1454 // Shift instructions
1455 def SHL8rCL : I<0xD2, MRM4r, (ops R8 :$dst, R8 :$src),
1456 "shl{b} {%cl, $dst|$dst, %CL}",
1457 [(set R8:$dst, (shl R8:$src, CL))]>, Imp<[CL],[]>;
1458 def SHL16rCL : I<0xD3, MRM4r, (ops R16:$dst, R16:$src),
1459 "shl{w} {%cl, $dst|$dst, %CL}",
1460 [(set R16:$dst, (shl R16:$src, CL))]>, Imp<[CL],[]>, OpSize;
1461 def SHL32rCL : I<0xD3, MRM4r, (ops R32:$dst, R32:$src),
1462 "shl{l} {%cl, $dst|$dst, %CL}",
1463 [(set R32:$dst, (shl R32:$src, CL))]>, Imp<[CL],[]>;
1465 def SHL8ri : Ii8<0xC0, MRM4r, (ops R8 :$dst, R8 :$src1, i8imm:$src2),
1466 "shl{b} {$src2, $dst|$dst, $src2}",
1467 [(set R8:$dst, (shl R8:$src1, (i8 imm:$src2)))]>;
1468 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
1469 def SHL16ri : Ii8<0xC1, MRM4r, (ops R16:$dst, R16:$src1, i8imm:$src2),
1470 "shl{w} {$src2, $dst|$dst, $src2}",
1471 [(set R16:$dst, (shl R16:$src1, (i8 imm:$src2)))]>, OpSize;
1472 def SHL32ri : Ii8<0xC1, MRM4r, (ops R32:$dst, R32:$src1, i8imm:$src2),
1473 "shl{l} {$src2, $dst|$dst, $src2}",
1474 [(set R32:$dst, (shl R32:$src1, (i8 imm:$src2)))]>;
1477 let isTwoAddress = 0 in {
1478 def SHL8mCL : I<0xD2, MRM4m, (ops i8mem :$dst),
1479 "shl{b} {%cl, $dst|$dst, %CL}",
1480 [(store (shl (loadi8 addr:$dst), CL), addr:$dst)]>,
1482 def SHL16mCL : I<0xD3, MRM4m, (ops i16mem:$dst),
1483 "shl{w} {%cl, $dst|$dst, %CL}",
1484 [(store (shl (loadi16 addr:$dst), CL), addr:$dst)]>,
1485 Imp<[CL],[]>, OpSize;
1486 def SHL32mCL : I<0xD3, MRM4m, (ops i32mem:$dst),
1487 "shl{l} {%cl, $dst|$dst, %CL}",
1488 [(store (shl (loadi32 addr:$dst), CL), addr:$dst)]>,
1490 def SHL8mi : Ii8<0xC0, MRM4m, (ops i8mem :$dst, i8imm:$src),
1491 "shl{b} {$src, $dst|$dst, $src}",
1492 [(store (shl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1493 def SHL16mi : Ii8<0xC1, MRM4m, (ops i16mem:$dst, i8imm:$src),
1494 "shl{w} {$src, $dst|$dst, $src}",
1495 [(store (shl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1497 def SHL32mi : Ii8<0xC1, MRM4m, (ops i32mem:$dst, i8imm:$src),
1498 "shl{l} {$src, $dst|$dst, $src}",
1499 [(store (shl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1502 def SHR8rCL : I<0xD2, MRM5r, (ops R8 :$dst, R8 :$src),
1503 "shr{b} {%cl, $dst|$dst, %CL}",
1504 [(set R8:$dst, (srl R8:$src, CL))]>, Imp<[CL],[]>;
1505 def SHR16rCL : I<0xD3, MRM5r, (ops R16:$dst, R16:$src),
1506 "shr{w} {%cl, $dst|$dst, %CL}",
1507 [(set R16:$dst, (srl R16:$src, CL))]>, Imp<[CL],[]>, OpSize;
1508 def SHR32rCL : I<0xD3, MRM5r, (ops R32:$dst, R32:$src),
1509 "shr{l} {%cl, $dst|$dst, %CL}",
1510 [(set R32:$dst, (srl R32:$src, CL))]>, Imp<[CL],[]>;
1512 def SHR8ri : Ii8<0xC0, MRM5r, (ops R8:$dst, R8:$src1, i8imm:$src2),
1513 "shr{b} {$src2, $dst|$dst, $src2}",
1514 [(set R8:$dst, (srl R8:$src1, (i8 imm:$src2)))]>;
1515 def SHR16ri : Ii8<0xC1, MRM5r, (ops R16:$dst, R16:$src1, i8imm:$src2),
1516 "shr{w} {$src2, $dst|$dst, $src2}",
1517 [(set R16:$dst, (srl R16:$src1, (i8 imm:$src2)))]>, OpSize;
1518 def SHR32ri : Ii8<0xC1, MRM5r, (ops R32:$dst, R32:$src1, i8imm:$src2),
1519 "shr{l} {$src2, $dst|$dst, $src2}",
1520 [(set R32:$dst, (srl R32:$src1, (i8 imm:$src2)))]>;
1522 let isTwoAddress = 0 in {
1523 def SHR8mCL : I<0xD2, MRM5m, (ops i8mem :$dst),
1524 "shr{b} {%cl, $dst|$dst, %CL}",
1525 [(store (srl (loadi8 addr:$dst), CL), addr:$dst)]>,
1527 def SHR16mCL : I<0xD3, MRM5m, (ops i16mem:$dst),
1528 "shr{w} {%cl, $dst|$dst, %CL}",
1529 [(store (srl (loadi16 addr:$dst), CL), addr:$dst)]>,
1530 Imp<[CL],[]>, OpSize;
1531 def SHR32mCL : I<0xD3, MRM5m, (ops i32mem:$dst),
1532 "shr{l} {%cl, $dst|$dst, %CL}",
1533 [(store (srl (loadi32 addr:$dst), CL), addr:$dst)]>,
1535 def SHR8mi : Ii8<0xC0, MRM5m, (ops i8mem :$dst, i8imm:$src),
1536 "shr{b} {$src, $dst|$dst, $src}",
1537 [(store (srl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1538 def SHR16mi : Ii8<0xC1, MRM5m, (ops i16mem:$dst, i8imm:$src),
1539 "shr{w} {$src, $dst|$dst, $src}",
1540 [(store (srl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1542 def SHR32mi : Ii8<0xC1, MRM5m, (ops i32mem:$dst, i8imm:$src),
1543 "shr{l} {$src, $dst|$dst, $src}",
1544 [(store (srl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1547 def SAR8rCL : I<0xD2, MRM7r, (ops R8 :$dst, R8 :$src),
1548 "sar{b} {%cl, $dst|$dst, %CL}",
1549 [(set R8:$dst, (sra R8:$src, CL))]>, Imp<[CL],[]>;
1550 def SAR16rCL : I<0xD3, MRM7r, (ops R16:$dst, R16:$src),
1551 "sar{w} {%cl, $dst|$dst, %CL}",
1552 [(set R16:$dst, (sra R16:$src, CL))]>, Imp<[CL],[]>, OpSize;
1553 def SAR32rCL : I<0xD3, MRM7r, (ops R32:$dst, R32:$src),
1554 "sar{l} {%cl, $dst|$dst, %CL}",
1555 [(set R32:$dst, (sra R32:$src, CL))]>, Imp<[CL],[]>;
1557 def SAR8ri : Ii8<0xC0, MRM7r, (ops R8 :$dst, R8 :$src1, i8imm:$src2),
1558 "sar{b} {$src2, $dst|$dst, $src2}",
1559 [(set R8:$dst, (sra R8:$src1, (i8 imm:$src2)))]>;
1560 def SAR16ri : Ii8<0xC1, MRM7r, (ops R16:$dst, R16:$src1, i8imm:$src2),
1561 "sar{w} {$src2, $dst|$dst, $src2}",
1562 [(set R16:$dst, (sra R16:$src1, (i8 imm:$src2)))]>,
1564 def SAR32ri : Ii8<0xC1, MRM7r, (ops R32:$dst, R32:$src1, i8imm:$src2),
1565 "sar{l} {$src2, $dst|$dst, $src2}",
1566 [(set R32:$dst, (sra R32:$src1, (i8 imm:$src2)))]>;
1567 let isTwoAddress = 0 in {
1568 def SAR8mCL : I<0xD2, MRM7m, (ops i8mem :$dst),
1569 "sar{b} {%cl, $dst|$dst, %CL}",
1570 [(store (sra (loadi8 addr:$dst), CL), addr:$dst)]>,
1572 def SAR16mCL : I<0xD3, MRM7m, (ops i16mem:$dst),
1573 "sar{w} {%cl, $dst|$dst, %CL}",
1574 [(store (sra (loadi16 addr:$dst), CL), addr:$dst)]>,
1575 Imp<[CL],[]>, OpSize;
1576 def SAR32mCL : I<0xD3, MRM7m, (ops i32mem:$dst),
1577 "sar{l} {%cl, $dst|$dst, %CL}",
1578 [(store (sra (loadi32 addr:$dst), CL), addr:$dst)]>,
1580 def SAR8mi : Ii8<0xC0, MRM7m, (ops i8mem :$dst, i8imm:$src),
1581 "sar{b} {$src, $dst|$dst, $src}",
1582 [(store (sra (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1583 def SAR16mi : Ii8<0xC1, MRM7m, (ops i16mem:$dst, i8imm:$src),
1584 "sar{w} {$src, $dst|$dst, $src}",
1585 [(store (sra (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1587 def SAR32mi : Ii8<0xC1, MRM7m, (ops i32mem:$dst, i8imm:$src),
1588 "sar{l} {$src, $dst|$dst, $src}",
1589 [(store (sra (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1592 // Rotate instructions
1593 // FIXME: provide shorter instructions when imm8 == 1
1594 def ROL8rCL : I<0xD2, MRM0r, (ops R8 :$dst, R8 :$src),
1595 "rol{b} {%cl, $dst|$dst, %CL}",
1596 [(set R8:$dst, (rotl R8:$src, CL))]>, Imp<[CL],[]>;
1597 def ROL16rCL : I<0xD3, MRM0r, (ops R16:$dst, R16:$src),
1598 "rol{w} {%cl, $dst|$dst, %CL}",
1599 [(set R16:$dst, (rotl R16:$src, CL))]>, Imp<[CL],[]>, OpSize;
1600 def ROL32rCL : I<0xD3, MRM0r, (ops R32:$dst, R32:$src),
1601 "rol{l} {%cl, $dst|$dst, %CL}",
1602 [(set R32:$dst, (rotl R32:$src, CL))]>, Imp<[CL],[]>;
1604 def ROL8ri : Ii8<0xC0, MRM0r, (ops R8 :$dst, R8 :$src1, i8imm:$src2),
1605 "rol{b} {$src2, $dst|$dst, $src2}",
1606 [(set R8:$dst, (rotl R8:$src1, (i8 imm:$src2)))]>;
1607 def ROL16ri : Ii8<0xC1, MRM0r, (ops R16:$dst, R16:$src1, i8imm:$src2),
1608 "rol{w} {$src2, $dst|$dst, $src2}",
1609 [(set R16:$dst, (rotl R16:$src1, (i8 imm:$src2)))]>, OpSize;
1610 def ROL32ri : Ii8<0xC1, MRM0r, (ops R32:$dst, R32:$src1, i8imm:$src2),
1611 "rol{l} {$src2, $dst|$dst, $src2}",
1612 [(set R32:$dst, (rotl R32:$src1, (i8 imm:$src2)))]>;
1614 let isTwoAddress = 0 in {
1615 def ROL8mCL : I<0xD2, MRM0m, (ops i8mem :$dst),
1616 "rol{b} {%cl, $dst|$dst, %CL}",
1617 [(store (rotl (loadi8 addr:$dst), CL), addr:$dst)]>,
1619 def ROL16mCL : I<0xD3, MRM0m, (ops i16mem:$dst),
1620 "rol{w} {%cl, $dst|$dst, %CL}",
1621 [(store (rotl (loadi16 addr:$dst), CL), addr:$dst)]>,
1622 Imp<[CL],[]>, OpSize;
1623 def ROL32mCL : I<0xD3, MRM0m, (ops i32mem:$dst),
1624 "rol{l} {%cl, $dst|$dst, %CL}",
1625 [(store (rotl (loadi32 addr:$dst), CL), addr:$dst)]>,
1627 def ROL8mi : Ii8<0xC0, MRM0m, (ops i8mem :$dst, i8imm:$src),
1628 "rol{b} {$src, $dst|$dst, $src}",
1629 [(store (rotl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1630 def ROL16mi : Ii8<0xC1, MRM0m, (ops i16mem:$dst, i8imm:$src),
1631 "rol{w} {$src, $dst|$dst, $src}",
1632 [(store (rotl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1634 def ROL32mi : Ii8<0xC1, MRM0m, (ops i32mem:$dst, i8imm:$src),
1635 "rol{l} {$src, $dst|$dst, $src}",
1636 [(store (rotl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1639 def ROR8rCL : I<0xD2, MRM1r, (ops R8 :$dst, R8 :$src),
1640 "ror{b} {%cl, $dst|$dst, %CL}",
1641 [(set R8:$dst, (rotr R8:$src, CL))]>, Imp<[CL],[]>;
1642 def ROR16rCL : I<0xD3, MRM1r, (ops R16:$dst, R16:$src),
1643 "ror{w} {%cl, $dst|$dst, %CL}",
1644 [(set R16:$dst, (rotr R16:$src, CL))]>, Imp<[CL],[]>, OpSize;
1645 def ROR32rCL : I<0xD3, MRM1r, (ops R32:$dst, R32:$src),
1646 "ror{l} {%cl, $dst|$dst, %CL}",
1647 [(set R32:$dst, (rotr R32:$src, CL))]>, Imp<[CL],[]>;
1649 def ROR8ri : Ii8<0xC0, MRM1r, (ops R8 :$dst, R8 :$src1, i8imm:$src2),
1650 "ror{b} {$src2, $dst|$dst, $src2}",
1651 [(set R8:$dst, (rotr R8:$src1, (i8 imm:$src2)))]>;
1652 def ROR16ri : Ii8<0xC1, MRM1r, (ops R16:$dst, R16:$src1, i8imm:$src2),
1653 "ror{w} {$src2, $dst|$dst, $src2}",
1654 [(set R16:$dst, (rotr R16:$src1, (i8 imm:$src2)))]>, OpSize;
1655 def ROR32ri : Ii8<0xC1, MRM1r, (ops R32:$dst, R32:$src1, i8imm:$src2),
1656 "ror{l} {$src2, $dst|$dst, $src2}",
1657 [(set R32:$dst, (rotr R32:$src1, (i8 imm:$src2)))]>;
1658 let isTwoAddress = 0 in {
1659 def ROR8mCL : I<0xD2, MRM1m, (ops i8mem :$dst),
1660 "ror{b} {%cl, $dst|$dst, %CL}",
1661 [(store (rotr (loadi8 addr:$dst), CL), addr:$dst)]>,
1663 def ROR16mCL : I<0xD3, MRM1m, (ops i16mem:$dst),
1664 "ror{w} {%cl, $dst|$dst, %CL}",
1665 [(store (rotr (loadi16 addr:$dst), CL), addr:$dst)]>,
1666 Imp<[CL],[]>, OpSize;
1667 def ROR32mCL : I<0xD3, MRM1m, (ops i32mem:$dst),
1668 "ror{l} {%cl, $dst|$dst, %CL}",
1669 [(store (rotr (loadi32 addr:$dst), CL), addr:$dst)]>,
1671 def ROR8mi : Ii8<0xC0, MRM1m, (ops i8mem :$dst, i8imm:$src),
1672 "ror{b} {$src, $dst|$dst, $src}",
1673 [(store (rotr (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1674 def ROR16mi : Ii8<0xC1, MRM1m, (ops i16mem:$dst, i8imm:$src),
1675 "ror{w} {$src, $dst|$dst, $src}",
1676 [(store (rotr (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1678 def ROR32mi : Ii8<0xC1, MRM1m, (ops i32mem:$dst, i8imm:$src),
1679 "ror{l} {$src, $dst|$dst, $src}",
1680 [(store (rotr (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1685 // Double shift instructions (generalizations of rotate)
1687 def SHLD32rrCL : I<0xA5, MRMDestReg, (ops R32:$dst, R32:$src1, R32:$src2),
1688 "shld{l} {%cl, $src2, $dst|$dst, $src2, %CL}",
1689 [(set R32:$dst, (X86shld R32:$src1, R32:$src2, CL))]>,
1691 def SHRD32rrCL : I<0xAD, MRMDestReg, (ops R32:$dst, R32:$src1, R32:$src2),
1692 "shrd{l} {%cl, $src2, $dst|$dst, $src2, %CL}",
1693 [(set R32:$dst, (X86shrd R32:$src1, R32:$src2, CL))]>,
1695 def SHLD16rrCL : I<0xA5, MRMDestReg, (ops R16:$dst, R16:$src1, R16:$src2),
1696 "shld{w} {%cl, $src2, $dst|$dst, $src2, %CL}",
1697 [(set R16:$dst, (X86shld R16:$src1, R16:$src2, CL))]>,
1698 Imp<[CL],[]>, TB, OpSize;
1699 def SHRD16rrCL : I<0xAD, MRMDestReg, (ops R16:$dst, R16:$src1, R16:$src2),
1700 "shrd{w} {%cl, $src2, $dst|$dst, $src2, %CL}",
1701 [(set R16:$dst, (X86shrd R16:$src1, R16:$src2, CL))]>,
1702 Imp<[CL],[]>, TB, OpSize;
1704 let isCommutable = 1 in { // These instructions commute to each other.
1705 def SHLD32rri8 : Ii8<0xA4, MRMDestReg,
1706 (ops R32:$dst, R32:$src1, R32:$src2, i8imm:$src3),
1707 "shld{l} {$src3, $src2, $dst|$dst, $src2, $src3}",
1708 [(set R32:$dst, (X86shld R32:$src1, R32:$src2,
1711 def SHRD32rri8 : Ii8<0xAC, MRMDestReg,
1712 (ops R32:$dst, R32:$src1, R32:$src2, i8imm:$src3),
1713 "shrd{l} {$src3, $src2, $dst|$dst, $src2, $src3}",
1714 [(set R32:$dst, (X86shrd R32:$src1, R32:$src2,
1717 def SHLD16rri8 : Ii8<0xA4, MRMDestReg,
1718 (ops R16:$dst, R16:$src1, R16:$src2, i8imm:$src3),
1719 "shld{w} {$src3, $src2, $dst|$dst, $src2, $src3}",
1720 [(set R16:$dst, (X86shld R16:$src1, R16:$src2,
1723 def SHRD16rri8 : Ii8<0xAC, MRMDestReg,
1724 (ops R16:$dst, R16:$src1, R16:$src2, i8imm:$src3),
1725 "shrd{w} {$src3, $src2, $dst|$dst, $src2, $src3}",
1726 [(set R16:$dst, (X86shrd R16:$src1, R16:$src2,
1731 let isTwoAddress = 0 in {
1732 def SHLD32mrCL : I<0xA5, MRMDestMem, (ops i32mem:$dst, R32:$src2),
1733 "shld{l} {%cl, $src2, $dst|$dst, $src2, %CL}",
1734 [(store (X86shld (loadi32 addr:$dst), R32:$src2, CL),
1737 def SHRD32mrCL : I<0xAD, MRMDestMem, (ops i32mem:$dst, R32:$src2),
1738 "shrd{l} {%cl, $src2, $dst|$dst, $src2, %CL}",
1739 [(store (X86shrd (loadi32 addr:$dst), R32:$src2, CL),
1742 def SHLD32mri8 : Ii8<0xA4, MRMDestMem,
1743 (ops i32mem:$dst, R32:$src2, i8imm:$src3),
1744 "shld{l} {$src3, $src2, $dst|$dst, $src2, $src3}",
1745 [(store (X86shld (loadi32 addr:$dst), R32:$src2,
1746 (i8 imm:$src3)), addr:$dst)]>,
1748 def SHRD32mri8 : Ii8<0xAC, MRMDestMem,
1749 (ops i32mem:$dst, R32:$src2, i8imm:$src3),
1750 "shrd{l} {$src3, $src2, $dst|$dst, $src2, $src3}",
1751 [(store (X86shrd (loadi32 addr:$dst), R32:$src2,
1752 (i8 imm:$src3)), addr:$dst)]>,
1755 def SHLD16mrCL : I<0xA5, MRMDestMem, (ops i16mem:$dst, R16:$src2),
1756 "shld{w} {%cl, $src2, $dst|$dst, $src2, %CL}",
1757 [(store (X86shld (loadi16 addr:$dst), R16:$src2, CL),
1759 Imp<[CL],[]>, TB, OpSize;
1760 def SHRD16mrCL : I<0xAD, MRMDestMem, (ops i16mem:$dst, R16:$src2),
1761 "shrd{w} {%cl, $src2, $dst|$dst, $src2, %CL}",
1762 [(store (X86shrd (loadi16 addr:$dst), R16:$src2, CL),
1764 Imp<[CL],[]>, TB, OpSize;
1765 def SHLD16mri8 : Ii8<0xA4, MRMDestMem,
1766 (ops i16mem:$dst, R16:$src2, i8imm:$src3),
1767 "shld{w} {$src3, $src2, $dst|$dst, $src2, $src3}",
1768 [(store (X86shld (loadi16 addr:$dst), R16:$src2,
1769 (i8 imm:$src3)), addr:$dst)]>,
1771 def SHRD16mri8 : Ii8<0xAC, MRMDestMem,
1772 (ops i16mem:$dst, R16:$src2, i8imm:$src3),
1773 "shrd{w} {$src3, $src2, $dst|$dst, $src2, $src3}",
1774 [(store (X86shrd (loadi16 addr:$dst), R16:$src2,
1775 (i8 imm:$src3)), addr:$dst)]>,
1781 let isCommutable = 1 in { // X = ADD Y, Z --> X = ADD Z, Y
1782 def ADD8rr : I<0x00, MRMDestReg, (ops R8 :$dst, R8 :$src1, R8 :$src2),
1783 "add{b} {$src2, $dst|$dst, $src2}",
1784 [(set R8:$dst, (add R8:$src1, R8:$src2))]>;
1785 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
1786 def ADD16rr : I<0x01, MRMDestReg, (ops R16:$dst, R16:$src1, R16:$src2),
1787 "add{w} {$src2, $dst|$dst, $src2}",
1788 [(set R16:$dst, (add R16:$src1, R16:$src2))]>, OpSize;
1789 def ADD32rr : I<0x01, MRMDestReg, (ops R32:$dst, R32:$src1, R32:$src2),
1790 "add{l} {$src2, $dst|$dst, $src2}",
1791 [(set R32:$dst, (add R32:$src1, R32:$src2))]>;
1792 } // end isConvertibleToThreeAddress
1793 } // end isCommutable
1794 def ADD8rm : I<0x02, MRMSrcMem, (ops R8 :$dst, R8 :$src1, i8mem :$src2),
1795 "add{b} {$src2, $dst|$dst, $src2}",
1796 [(set R8:$dst, (add R8:$src1, (load addr:$src2)))]>;
1797 def ADD16rm : I<0x03, MRMSrcMem, (ops R16:$dst, R16:$src1, i16mem:$src2),
1798 "add{w} {$src2, $dst|$dst, $src2}",
1799 [(set R16:$dst, (add R16:$src1, (load addr:$src2)))]>, OpSize;
1800 def ADD32rm : I<0x03, MRMSrcMem, (ops R32:$dst, R32:$src1, i32mem:$src2),
1801 "add{l} {$src2, $dst|$dst, $src2}",
1802 [(set R32:$dst, (add R32:$src1, (load addr:$src2)))]>;
1804 def ADD8ri : Ii8<0x80, MRM0r, (ops R8:$dst, R8:$src1, i8imm:$src2),
1805 "add{b} {$src2, $dst|$dst, $src2}",
1806 [(set R8:$dst, (add R8:$src1, imm:$src2))]>;
1808 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
1809 def ADD16ri : Ii16<0x81, MRM0r, (ops R16:$dst, R16:$src1, i16imm:$src2),
1810 "add{w} {$src2, $dst|$dst, $src2}",
1811 [(set R16:$dst, (add R16:$src1, imm:$src2))]>, OpSize;
1812 def ADD32ri : Ii32<0x81, MRM0r, (ops R32:$dst, R32:$src1, i32imm:$src2),
1813 "add{l} {$src2, $dst|$dst, $src2}",
1814 [(set R32:$dst, (add R32:$src1, imm:$src2))]>;
1817 // FIXME: move ADD16ri8 above ADD16ri to optimize for space.
1818 def ADD16ri8 : Ii8<0x83, MRM0r, (ops R16:$dst, R16:$src1, i16i8imm:$src2),
1819 "add{w} {$src2, $dst|$dst, $src2}",
1820 [(set R16:$dst, (add R16:$src1, i16immSExt8:$src2))]>,
1822 def ADD32ri8 : Ii8<0x83, MRM0r, (ops R32:$dst, R32:$src1, i32i8imm:$src2),
1823 "add{l} {$src2, $dst|$dst, $src2}",
1824 [(set R32:$dst, (add R32:$src1, i32immSExt8:$src2))]>;
1826 let isTwoAddress = 0 in {
1827 def ADD8mr : I<0x00, MRMDestMem, (ops i8mem :$dst, R8 :$src2),
1828 "add{b} {$src2, $dst|$dst, $src2}",
1829 [(store (add (load addr:$dst), R8:$src2), addr:$dst)]>;
1830 def ADD16mr : I<0x01, MRMDestMem, (ops i16mem:$dst, R16:$src2),
1831 "add{w} {$src2, $dst|$dst, $src2}",
1832 [(store (add (load addr:$dst), R16:$src2), addr:$dst)]>,
1834 def ADD32mr : I<0x01, MRMDestMem, (ops i32mem:$dst, R32:$src2),
1835 "add{l} {$src2, $dst|$dst, $src2}",
1836 [(store (add (load addr:$dst), R32:$src2), addr:$dst)]>;
1837 def ADD8mi : Ii8<0x80, MRM0m, (ops i8mem :$dst, i8imm :$src2),
1838 "add{b} {$src2, $dst|$dst, $src2}",
1839 [(store (add (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
1840 def ADD16mi : Ii16<0x81, MRM0m, (ops i16mem:$dst, i16imm:$src2),
1841 "add{w} {$src2, $dst|$dst, $src2}",
1842 [(store (add (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
1844 def ADD32mi : Ii32<0x81, MRM0m, (ops i32mem:$dst, i32imm:$src2),
1845 "add{l} {$src2, $dst|$dst, $src2}",
1846 [(store (add (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
1847 def ADD16mi8 : Ii8<0x83, MRM0m, (ops i16mem:$dst, i16i8imm :$src2),
1848 "add{w} {$src2, $dst|$dst, $src2}",
1849 [(store (add (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
1851 def ADD32mi8 : Ii8<0x83, MRM0m, (ops i32mem:$dst, i32i8imm :$src2),
1852 "add{l} {$src2, $dst|$dst, $src2}",
1853 [(store (add (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
1856 let isCommutable = 1 in { // X = ADC Y, Z --> X = ADC Z, Y
1857 def ADC32rr : I<0x11, MRMDestReg, (ops R32:$dst, R32:$src1, R32:$src2),
1858 "adc{l} {$src2, $dst|$dst, $src2}",
1859 [(set R32:$dst, (X86adc R32:$src1, R32:$src2))]>;
1861 def ADC32rm : I<0x13, MRMSrcMem , (ops R32:$dst, R32:$src1, i32mem:$src2),
1862 "adc{l} {$src2, $dst|$dst, $src2}",
1863 [(set R32:$dst, (X86adc R32:$src1, (load addr:$src2)))]>;
1864 def ADC32ri : Ii32<0x81, MRM2r, (ops R32:$dst, R32:$src1, i32imm:$src2),
1865 "adc{l} {$src2, $dst|$dst, $src2}",
1866 [(set R32:$dst, (X86adc R32:$src1, imm:$src2))]>;
1867 def ADC32ri8 : Ii8<0x83, MRM2r, (ops R32:$dst, R32:$src1, i32i8imm:$src2),
1868 "adc{l} {$src2, $dst|$dst, $src2}",
1869 [(set R32:$dst, (X86adc R32:$src1, i32immSExt8:$src2))]>;
1871 let isTwoAddress = 0 in {
1872 def ADC32mr : I<0x11, MRMDestMem, (ops i32mem:$dst, R32:$src2),
1873 "adc{l} {$src2, $dst|$dst, $src2}",
1874 [(store (X86adc (load addr:$dst), R32:$src2), addr:$dst)]>;
1875 def ADC32mi : Ii32<0x81, MRM2m, (ops i32mem:$dst, i32imm:$src2),
1876 "adc{l} {$src2, $dst|$dst, $src2}",
1877 [(store (X86adc (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
1878 def ADC32mi8 : Ii8<0x83, MRM2m, (ops i32mem:$dst, i32i8imm :$src2),
1879 "adc{l} {$src2, $dst|$dst, $src2}",
1880 [(store (X86adc (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
1883 def SUB8rr : I<0x28, MRMDestReg, (ops R8 :$dst, R8 :$src1, R8 :$src2),
1884 "sub{b} {$src2, $dst|$dst, $src2}",
1885 [(set R8:$dst, (sub R8:$src1, R8:$src2))]>;
1886 def SUB16rr : I<0x29, MRMDestReg, (ops R16:$dst, R16:$src1, R16:$src2),
1887 "sub{w} {$src2, $dst|$dst, $src2}",
1888 [(set R16:$dst, (sub R16:$src1, R16:$src2))]>, OpSize;
1889 def SUB32rr : I<0x29, MRMDestReg, (ops R32:$dst, R32:$src1, R32:$src2),
1890 "sub{l} {$src2, $dst|$dst, $src2}",
1891 [(set R32:$dst, (sub R32:$src1, R32:$src2))]>;
1892 def SUB8rm : I<0x2A, MRMSrcMem, (ops R8 :$dst, R8 :$src1, i8mem :$src2),
1893 "sub{b} {$src2, $dst|$dst, $src2}",
1894 [(set R8:$dst, (sub R8:$src1, (load addr:$src2)))]>;
1895 def SUB16rm : I<0x2B, MRMSrcMem, (ops R16:$dst, R16:$src1, i16mem:$src2),
1896 "sub{w} {$src2, $dst|$dst, $src2}",
1897 [(set R16:$dst, (sub R16:$src1, (load addr:$src2)))]>, OpSize;
1898 def SUB32rm : I<0x2B, MRMSrcMem, (ops R32:$dst, R32:$src1, i32mem:$src2),
1899 "sub{l} {$src2, $dst|$dst, $src2}",
1900 [(set R32:$dst, (sub R32:$src1, (load addr:$src2)))]>;
1902 def SUB8ri : Ii8 <0x80, MRM5r, (ops R8:$dst, R8:$src1, i8imm:$src2),
1903 "sub{b} {$src2, $dst|$dst, $src2}",
1904 [(set R8:$dst, (sub R8:$src1, imm:$src2))]>;
1905 def SUB16ri : Ii16<0x81, MRM5r, (ops R16:$dst, R16:$src1, i16imm:$src2),
1906 "sub{w} {$src2, $dst|$dst, $src2}",
1907 [(set R16:$dst, (sub R16:$src1, imm:$src2))]>, OpSize;
1908 def SUB32ri : Ii32<0x81, MRM5r, (ops R32:$dst, R32:$src1, i32imm:$src2),
1909 "sub{l} {$src2, $dst|$dst, $src2}",
1910 [(set R32:$dst, (sub R32:$src1, imm:$src2))]>;
1911 def SUB16ri8 : Ii8<0x83, MRM5r, (ops R16:$dst, R16:$src1, i16i8imm:$src2),
1912 "sub{w} {$src2, $dst|$dst, $src2}",
1913 [(set R16:$dst, (sub R16:$src1, i16immSExt8:$src2))]>,
1915 def SUB32ri8 : Ii8<0x83, MRM5r, (ops R32:$dst, R32:$src1, i32i8imm:$src2),
1916 "sub{l} {$src2, $dst|$dst, $src2}",
1917 [(set R32:$dst, (sub R32:$src1, i32immSExt8:$src2))]>;
1918 let isTwoAddress = 0 in {
1919 def SUB8mr : I<0x28, MRMDestMem, (ops i8mem :$dst, R8 :$src2),
1920 "sub{b} {$src2, $dst|$dst, $src2}",
1921 [(store (sub (load addr:$dst), R8:$src2), addr:$dst)]>;
1922 def SUB16mr : I<0x29, MRMDestMem, (ops i16mem:$dst, R16:$src2),
1923 "sub{w} {$src2, $dst|$dst, $src2}",
1924 [(store (sub (load addr:$dst), R16:$src2), addr:$dst)]>,
1926 def SUB32mr : I<0x29, MRMDestMem, (ops i32mem:$dst, R32:$src2),
1927 "sub{l} {$src2, $dst|$dst, $src2}",
1928 [(store (sub (load addr:$dst), R32:$src2), addr:$dst)]>;
1929 def SUB8mi : Ii8<0x80, MRM5m, (ops i8mem :$dst, i8imm:$src2),
1930 "sub{b} {$src2, $dst|$dst, $src2}",
1931 [(store (sub (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
1932 def SUB16mi : Ii16<0x81, MRM5m, (ops i16mem:$dst, i16imm:$src2),
1933 "sub{w} {$src2, $dst|$dst, $src2}",
1934 [(store (sub (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
1936 def SUB32mi : Ii32<0x81, MRM5m, (ops i32mem:$dst, i32imm:$src2),
1937 "sub{l} {$src2, $dst|$dst, $src2}",
1938 [(store (sub (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
1939 def SUB16mi8 : Ii8<0x83, MRM5m, (ops i16mem:$dst, i16i8imm :$src2),
1940 "sub{w} {$src2, $dst|$dst, $src2}",
1941 [(store (sub (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
1943 def SUB32mi8 : Ii8<0x83, MRM5m, (ops i32mem:$dst, i32i8imm :$src2),
1944 "sub{l} {$src2, $dst|$dst, $src2}",
1945 [(store (sub (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
1948 def SBB32rr : I<0x19, MRMDestReg, (ops R32:$dst, R32:$src1, R32:$src2),
1949 "sbb{l} {$src2, $dst|$dst, $src2}",
1950 [(set R32:$dst, (X86sbb R32:$src1, R32:$src2))]>;
1952 let isTwoAddress = 0 in {
1953 def SBB32mr : I<0x19, MRMDestMem, (ops i32mem:$dst, R32:$src2),
1954 "sbb{l} {$src2, $dst|$dst, $src2}",
1955 [(store (X86sbb (load addr:$dst), R32:$src2), addr:$dst)]>;
1956 def SBB8mi : Ii32<0x80, MRM3m, (ops i8mem:$dst, i8imm:$src2),
1957 "sbb{b} {$src2, $dst|$dst, $src2}",
1958 [(store (X86sbb (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
1959 def SBB16mi : Ii32<0x81, MRM3m, (ops i16mem:$dst, i16imm:$src2),
1960 "sbb{w} {$src2, $dst|$dst, $src2}",
1961 [(store (X86sbb (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
1963 def SBB32mi : Ii32<0x81, MRM3m, (ops i32mem:$dst, i32imm:$src2),
1964 "sbb{l} {$src2, $dst|$dst, $src2}",
1965 [(store (X86sbb (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
1966 def SBB16mi8 : Ii8<0x83, MRM3m, (ops i16mem:$dst, i16i8imm :$src2),
1967 "sbb{w} {$src2, $dst|$dst, $src2}",
1968 [(store (X86sbb (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
1970 def SBB32mi8 : Ii8<0x83, MRM3m, (ops i32mem:$dst, i32i8imm :$src2),
1971 "sbb{l} {$src2, $dst|$dst, $src2}",
1972 [(store (X86sbb (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
1974 def SBB8ri : Ii8<0x80, MRM3r, (ops R8:$dst, R8:$src1, i8imm:$src2),
1975 "sbb{b} {$src2, $dst|$dst, $src2}",
1976 [(set R8:$dst, (X86sbb R8:$src1, imm:$src2))]>;
1977 def SBB16ri : Ii16<0x81, MRM3r, (ops R16:$dst, R16:$src1, i16imm:$src2),
1978 "sbb{w} {$src2, $dst|$dst, $src2}",
1979 [(set R16:$dst, (X86sbb R16:$src1, imm:$src2))]>, OpSize;
1981 def SBB32rm : I<0x1B, MRMSrcMem, (ops R32:$dst, R32:$src1, i32mem:$src2),
1982 "sbb{l} {$src2, $dst|$dst, $src2}",
1983 [(set R32:$dst, (X86sbb R32:$src1, (load addr:$src2)))]>;
1984 def SBB32ri : Ii32<0x81, MRM3r, (ops R32:$dst, R32:$src1, i32imm:$src2),
1985 "sbb{l} {$src2, $dst|$dst, $src2}",
1986 [(set R32:$dst, (X86sbb R32:$src1, imm:$src2))]>;
1988 def SBB16ri8 : Ii8<0x83, MRM3r, (ops R16:$dst, R16:$src1, i16i8imm:$src2),
1989 "sbb{w} {$src2, $dst|$dst, $src2}",
1990 [(set R16:$dst, (X86sbb R16:$src1, i16immSExt8:$src2))]>,
1992 def SBB32ri8 : Ii8<0x83, MRM3r, (ops R32:$dst, R32:$src1, i32i8imm:$src2),
1993 "sbb{l} {$src2, $dst|$dst, $src2}",
1994 [(set R32:$dst, (X86sbb R32:$src1, i32immSExt8:$src2))]>;
1996 let isCommutable = 1 in { // X = IMUL Y, Z --> X = IMUL Z, Y
1997 def IMUL16rr : I<0xAF, MRMSrcReg, (ops R16:$dst, R16:$src1, R16:$src2),
1998 "imul{w} {$src2, $dst|$dst, $src2}",
1999 [(set R16:$dst, (mul R16:$src1, R16:$src2))]>, TB, OpSize;
2000 def IMUL32rr : I<0xAF, MRMSrcReg, (ops R32:$dst, R32:$src1, R32:$src2),
2001 "imul{l} {$src2, $dst|$dst, $src2}",
2002 [(set R32:$dst, (mul R32:$src1, R32:$src2))]>, TB;
2004 def IMUL16rm : I<0xAF, MRMSrcMem, (ops R16:$dst, R16:$src1, i16mem:$src2),
2005 "imul{w} {$src2, $dst|$dst, $src2}",
2006 [(set R16:$dst, (mul R16:$src1, (load addr:$src2)))]>,
2008 def IMUL32rm : I<0xAF, MRMSrcMem, (ops R32:$dst, R32:$src1, i32mem:$src2),
2009 "imul{l} {$src2, $dst|$dst, $src2}",
2010 [(set R32:$dst, (mul R32:$src1, (load addr:$src2)))]>, TB;
2012 } // end Two Address instructions
2014 // Suprisingly enough, these are not two address instructions!
2015 def IMUL16rri : Ii16<0x69, MRMSrcReg, // R16 = R16*I16
2016 (ops R16:$dst, R16:$src1, i16imm:$src2),
2017 "imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}",
2018 [(set R16:$dst, (mul R16:$src1, imm:$src2))]>, OpSize;
2019 def IMUL32rri : Ii32<0x69, MRMSrcReg, // R32 = R32*I32
2020 (ops R32:$dst, R32:$src1, i32imm:$src2),
2021 "imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}",
2022 [(set R32:$dst, (mul R32:$src1, imm:$src2))]>;
2023 def IMUL16rri8 : Ii8<0x6B, MRMSrcReg, // R16 = R16*I8
2024 (ops R16:$dst, R16:$src1, i16i8imm:$src2),
2025 "imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}",
2026 [(set R16:$dst, (mul R16:$src1, i16immSExt8:$src2))]>,
2028 def IMUL32rri8 : Ii8<0x6B, MRMSrcReg, // R32 = R32*I8
2029 (ops R32:$dst, R32:$src1, i32i8imm:$src2),
2030 "imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}",
2031 [(set R32:$dst, (mul R32:$src1, i32immSExt8:$src2))]>;
2033 def IMUL16rmi : Ii16<0x69, MRMSrcMem, // R16 = [mem16]*I16
2034 (ops R16:$dst, i16mem:$src1, i16imm:$src2),
2035 "imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}",
2036 [(set R16:$dst, (mul (load addr:$src1), imm:$src2))]>,
2038 def IMUL32rmi : Ii32<0x69, MRMSrcMem, // R32 = [mem32]*I32
2039 (ops R32:$dst, i32mem:$src1, i32imm:$src2),
2040 "imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}",
2041 [(set R32:$dst, (mul (load addr:$src1), imm:$src2))]>;
2042 def IMUL16rmi8 : Ii8<0x6B, MRMSrcMem, // R16 = [mem16]*I8
2043 (ops R16:$dst, i16mem:$src1, i16i8imm :$src2),
2044 "imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}",
2045 [(set R16:$dst, (mul (load addr:$src1), i16immSExt8:$src2))]>,
2047 def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // R32 = [mem32]*I8
2048 (ops R32:$dst, i32mem:$src1, i32i8imm: $src2),
2049 "imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}",
2050 [(set R32:$dst, (mul (load addr:$src1), i32immSExt8:$src2))]>;
2052 //===----------------------------------------------------------------------===//
2053 // Test instructions are just like AND, except they don't generate a result.
2055 let isCommutable = 1 in { // TEST X, Y --> TEST Y, X
2056 def TEST8rr : I<0x84, MRMDestReg, (ops R8:$src1, R8:$src2),
2057 "test{b} {$src2, $src1|$src1, $src2}",
2058 [(set STATUS, (X86test R8:$src1, R8:$src2))]>,
2060 def TEST16rr : I<0x85, MRMDestReg, (ops R16:$src1, R16:$src2),
2061 "test{w} {$src2, $src1|$src1, $src2}",
2062 [(set STATUS, (X86test R16:$src1, R16:$src2))]>,
2063 Imp<[],[STATUS]>, OpSize;
2064 def TEST32rr : I<0x85, MRMDestReg, (ops R32:$src1, R32:$src2),
2065 "test{l} {$src2, $src1|$src1, $src2}",
2066 [(set STATUS, (X86test R32:$src1, R32:$src2))]>,
2069 def TEST8mr : I<0x84, MRMDestMem, (ops i8mem :$src1, R8 :$src2),
2070 "test{b} {$src2, $src1|$src1, $src2}",
2071 [(set STATUS, (X86test (loadi8 addr:$src1), R8:$src2))]>,
2073 def TEST16mr : I<0x85, MRMDestMem, (ops i16mem:$src1, R16:$src2),
2074 "test{w} {$src2, $src1|$src1, $src2}",
2075 [(set STATUS, (X86test (loadi16 addr:$src1), R16:$src2))]>,
2076 Imp<[],[STATUS]>, OpSize;
2077 def TEST32mr : I<0x85, MRMDestMem, (ops i32mem:$src1, R32:$src2),
2078 "test{l} {$src2, $src1|$src1, $src2}",
2079 [(set STATUS, (X86test (loadi32 addr:$src1), R32:$src2))]>,
2081 def TEST8rm : I<0x84, MRMSrcMem, (ops R8 :$src1, i8mem :$src2),
2082 "test{b} {$src2, $src1|$src1, $src2}",
2083 [(set STATUS, (X86test R8:$src1, (loadi8 addr:$src2)))]>,
2085 def TEST16rm : I<0x85, MRMSrcMem, (ops R16:$src1, i16mem:$src2),
2086 "test{w} {$src2, $src1|$src1, $src2}",
2087 [(set STATUS, (X86test R16:$src1, (loadi16 addr:$src2)))]>,
2088 Imp<[],[STATUS]>, OpSize;
2089 def TEST32rm : I<0x85, MRMSrcMem, (ops R32:$src1, i32mem:$src2),
2090 "test{l} {$src2, $src1|$src1, $src2}",
2091 [(set STATUS, (X86test R32:$src1, (loadi32 addr:$src2)))]>,
2094 def TEST8ri : Ii8 <0xF6, MRM0r, // flags = R8 & imm8
2095 (ops R8:$src1, i8imm:$src2),
2096 "test{b} {$src2, $src1|$src1, $src2}",
2097 [(set STATUS, (X86test R8:$src1, imm:$src2))]>,
2099 def TEST16ri : Ii16<0xF7, MRM0r, // flags = R16 & imm16
2100 (ops R16:$src1, i16imm:$src2),
2101 "test{w} {$src2, $src1|$src1, $src2}",
2102 [(set STATUS, (X86test R16:$src1, imm:$src2))]>,
2103 Imp<[],[STATUS]>, OpSize;
2104 def TEST32ri : Ii32<0xF7, MRM0r, // flags = R32 & imm32
2105 (ops R32:$src1, i32imm:$src2),
2106 "test{l} {$src2, $src1|$src1, $src2}",
2107 [(set STATUS, (X86test R32:$src1, imm:$src2))]>,
2109 def TEST8mi : Ii8 <0xF6, MRM0m, // flags = [mem8] & imm8
2110 (ops i8mem:$src1, i8imm:$src2),
2111 "test{b} {$src2, $src1|$src1, $src2}",
2112 [(set STATUS, (X86test (loadi8 addr:$src1), imm:$src2))]>,
2114 def TEST16mi : Ii16<0xF7, MRM0m, // flags = [mem16] & imm16
2115 (ops i16mem:$src1, i16imm:$src2),
2116 "test{w} {$src2, $src1|$src1, $src2}",
2117 [(set STATUS, (X86test (loadi16 addr:$src1), imm:$src2))]>,
2118 Imp<[],[STATUS]>, OpSize;
2119 def TEST32mi : Ii32<0xF7, MRM0m, // flags = [mem32] & imm32
2120 (ops i32mem:$src1, i32imm:$src2),
2121 "test{l} {$src2, $src1|$src1, $src2}",
2122 [(set STATUS, (X86test (loadi32 addr:$src1), imm:$src2))]>,
2126 // Condition code ops, incl. set if equal/not equal/...
2127 def SAHF : I<0x9E, RawFrm, (ops), "sahf", []>, Imp<[AH],[]>; // flags = AH
2128 def LAHF : I<0x9F, RawFrm, (ops), "lahf", []>, Imp<[],[AH]>; // AH = flags
2130 def SETEr : I<0x94, MRM0r,
2133 [(set R8:$dst, (X86setcc X86_COND_E, STATUS))]>,
2135 def SETEm : I<0x94, MRM0m,
2138 [(store (X86setcc X86_COND_E, STATUS), addr:$dst)]>,
2140 def SETNEr : I<0x95, MRM0r,
2143 [(set R8:$dst, (X86setcc X86_COND_NE, STATUS))]>,
2145 def SETNEm : I<0x95, MRM0m,
2148 [(store (X86setcc X86_COND_NE, STATUS), addr:$dst)]>,
2150 def SETLr : I<0x9C, MRM0r,
2153 [(set R8:$dst, (X86setcc X86_COND_L, STATUS))]>,
2154 TB; // R8 = < signed
2155 def SETLm : I<0x9C, MRM0m,
2158 [(store (X86setcc X86_COND_L, STATUS), addr:$dst)]>,
2159 TB; // [mem8] = < signed
2160 def SETGEr : I<0x9D, MRM0r,
2163 [(set R8:$dst, (X86setcc X86_COND_GE, STATUS))]>,
2164 TB; // R8 = >= signed
2165 def SETGEm : I<0x9D, MRM0m,
2168 [(store (X86setcc X86_COND_GE, STATUS), addr:$dst)]>,
2169 TB; // [mem8] = >= signed
2170 def SETLEr : I<0x9E, MRM0r,
2173 [(set R8:$dst, (X86setcc X86_COND_LE, STATUS))]>,
2174 TB; // R8 = <= signed
2175 def SETLEm : I<0x9E, MRM0m,
2178 [(store (X86setcc X86_COND_LE, STATUS), addr:$dst)]>,
2179 TB; // [mem8] = <= signed
2180 def SETGr : I<0x9F, MRM0r,
2183 [(set R8:$dst, (X86setcc X86_COND_G, STATUS))]>,
2184 TB; // R8 = > signed
2185 def SETGm : I<0x9F, MRM0m,
2188 [(store (X86setcc X86_COND_G, STATUS), addr:$dst)]>,
2189 TB; // [mem8] = > signed
2191 def SETBr : I<0x92, MRM0r,
2194 [(set R8:$dst, (X86setcc X86_COND_B, STATUS))]>,
2195 TB; // R8 = < unsign
2196 def SETBm : I<0x92, MRM0m,
2199 [(store (X86setcc X86_COND_B, STATUS), addr:$dst)]>,
2200 TB; // [mem8] = < unsign
2201 def SETAEr : I<0x93, MRM0r,
2204 [(set R8:$dst, (X86setcc X86_COND_AE, STATUS))]>,
2205 TB; // R8 = >= unsign
2206 def SETAEm : I<0x93, MRM0m,
2209 [(store (X86setcc X86_COND_AE, STATUS), addr:$dst)]>,
2210 TB; // [mem8] = >= unsign
2211 def SETBEr : I<0x96, MRM0r,
2214 [(set R8:$dst, (X86setcc X86_COND_BE, STATUS))]>,
2215 TB; // R8 = <= unsign
2216 def SETBEm : I<0x96, MRM0m,
2219 [(store (X86setcc X86_COND_BE, STATUS), addr:$dst)]>,
2220 TB; // [mem8] = <= unsign
2221 def SETAr : I<0x97, MRM0r,
2224 [(set R8:$dst, (X86setcc X86_COND_A, STATUS))]>,
2225 TB; // R8 = > signed
2226 def SETAm : I<0x97, MRM0m,
2229 [(store (X86setcc X86_COND_A, STATUS), addr:$dst)]>,
2230 TB; // [mem8] = > signed
2232 def SETSr : I<0x98, MRM0r,
2235 [(set R8:$dst, (X86setcc X86_COND_S, STATUS))]>,
2236 TB; // R8 = <sign bit>
2237 def SETSm : I<0x98, MRM0m,
2240 [(store (X86setcc X86_COND_S, STATUS), addr:$dst)]>,
2241 TB; // [mem8] = <sign bit>
2242 def SETNSr : I<0x99, MRM0r,
2245 [(set R8:$dst, (X86setcc X86_COND_NS, STATUS))]>,
2246 TB; // R8 = !<sign bit>
2247 def SETNSm : I<0x99, MRM0m,
2250 [(store (X86setcc X86_COND_NS, STATUS), addr:$dst)]>,
2251 TB; // [mem8] = !<sign bit>
2252 def SETPr : I<0x9A, MRM0r,
2255 [(set R8:$dst, (X86setcc X86_COND_P, STATUS))]>,
2257 def SETPm : I<0x9A, MRM0m,
2260 [(store (X86setcc X86_COND_P, STATUS), addr:$dst)]>,
2261 TB; // [mem8] = parity
2262 def SETNPr : I<0x9B, MRM0r,
2265 [(set R8:$dst, (X86setcc X86_COND_NP, STATUS))]>,
2266 TB; // R8 = not parity
2267 def SETNPm : I<0x9B, MRM0m,
2270 [(store (X86setcc X86_COND_NP, STATUS), addr:$dst)]>,
2271 TB; // [mem8] = not parity
2273 // Integer comparisons
2274 def CMP8rr : I<0x38, MRMDestReg,
2275 (ops R8 :$src1, R8 :$src2),
2276 "cmp{b} {$src2, $src1|$src1, $src2}",
2277 [(set STATUS, (X86cmp R8:$src1, R8:$src2))]>,
2279 def CMP16rr : I<0x39, MRMDestReg,
2280 (ops R16:$src1, R16:$src2),
2281 "cmp{w} {$src2, $src1|$src1, $src2}",
2282 [(set STATUS, (X86cmp R16:$src1, R16:$src2))]>,
2283 Imp<[],[STATUS]>, OpSize;
2284 def CMP32rr : I<0x39, MRMDestReg,
2285 (ops R32:$src1, R32:$src2),
2286 "cmp{l} {$src2, $src1|$src1, $src2}",
2287 [(set STATUS, (X86cmp R32:$src1, R32:$src2))]>,
2289 def CMP8mr : I<0x38, MRMDestMem,
2290 (ops i8mem :$src1, R8 :$src2),
2291 "cmp{b} {$src2, $src1|$src1, $src2}",
2292 [(set STATUS, (X86cmp (loadi8 addr:$src1), R8:$src2))]>,
2294 def CMP16mr : I<0x39, MRMDestMem,
2295 (ops i16mem:$src1, R16:$src2),
2296 "cmp{w} {$src2, $src1|$src1, $src2}",
2297 [(set STATUS, (X86cmp (loadi16 addr:$src1), R16:$src2))]>,
2298 Imp<[],[STATUS]>, OpSize;
2299 def CMP32mr : I<0x39, MRMDestMem,
2300 (ops i32mem:$src1, R32:$src2),
2301 "cmp{l} {$src2, $src1|$src1, $src2}",
2302 [(set STATUS, (X86cmp (loadi32 addr:$src1), R32:$src2))]>,
2304 def CMP8rm : I<0x3A, MRMSrcMem,
2305 (ops R8 :$src1, i8mem :$src2),
2306 "cmp{b} {$src2, $src1|$src1, $src2}",
2307 [(set STATUS, (X86cmp R8:$src1, (loadi8 addr:$src2)))]>,
2309 def CMP16rm : I<0x3B, MRMSrcMem,
2310 (ops R16:$src1, i16mem:$src2),
2311 "cmp{w} {$src2, $src1|$src1, $src2}",
2312 [(set STATUS, (X86cmp R16:$src1, (loadi16 addr:$src2)))]>,
2313 Imp<[],[STATUS]>, OpSize;
2314 def CMP32rm : I<0x3B, MRMSrcMem,
2315 (ops R32:$src1, i32mem:$src2),
2316 "cmp{l} {$src2, $src1|$src1, $src2}",
2317 [(set STATUS, (X86cmp R32:$src1, (loadi32 addr:$src2)))]>,
2319 def CMP8ri : Ii8<0x80, MRM7r,
2320 (ops R8:$src1, i8imm:$src2),
2321 "cmp{b} {$src2, $src1|$src1, $src2}",
2322 [(set STATUS, (X86cmp R8:$src1, imm:$src2))]>,
2324 def CMP16ri : Ii16<0x81, MRM7r,
2325 (ops R16:$src1, i16imm:$src2),
2326 "cmp{w} {$src2, $src1|$src1, $src2}",
2327 [(set STATUS, (X86cmp R16:$src1, imm:$src2))]>,
2328 Imp<[],[STATUS]>, OpSize;
2329 def CMP32ri : Ii32<0x81, MRM7r,
2330 (ops R32:$src1, i32imm:$src2),
2331 "cmp{l} {$src2, $src1|$src1, $src2}",
2332 [(set STATUS, (X86cmp R32:$src1, imm:$src2))]>,
2334 def CMP8mi : Ii8 <0x80, MRM7m,
2335 (ops i8mem :$src1, i8imm :$src2),
2336 "cmp{b} {$src2, $src1|$src1, $src2}",
2337 [(set STATUS, (X86cmp (loadi8 addr:$src1), imm:$src2))]>,
2339 def CMP16mi : Ii16<0x81, MRM7m,
2340 (ops i16mem:$src1, i16imm:$src2),
2341 "cmp{w} {$src2, $src1|$src1, $src2}",
2342 [(set STATUS, (X86cmp (loadi16 addr:$src1), imm:$src2))]>,
2343 Imp<[],[STATUS]>, OpSize;
2344 def CMP32mi : Ii32<0x81, MRM7m,
2345 (ops i32mem:$src1, i32imm:$src2),
2346 "cmp{l} {$src2, $src1|$src1, $src2}",
2347 [(set STATUS, (X86cmp (loadi32 addr:$src1), imm:$src2))]>,
2350 // Sign/Zero extenders
2351 def MOVSX16rr8 : I<0xBE, MRMSrcReg, (ops R16:$dst, R8 :$src),
2352 "movs{bw|x} {$src, $dst|$dst, $src}",
2353 [(set R16:$dst, (sext R8:$src))]>, TB, OpSize;
2354 def MOVSX16rm8 : I<0xBE, MRMSrcMem, (ops R16:$dst, i8mem :$src),
2355 "movs{bw|x} {$src, $dst|$dst, $src}",
2356 [(set R16:$dst, (sextloadi16i8 addr:$src))]>, TB, OpSize;
2357 def MOVSX32rr8 : I<0xBE, MRMSrcReg, (ops R32:$dst, R8 :$src),
2358 "movs{bl|x} {$src, $dst|$dst, $src}",
2359 [(set R32:$dst, (sext R8:$src))]>, TB;
2360 def MOVSX32rm8 : I<0xBE, MRMSrcMem, (ops R32:$dst, i8mem :$src),
2361 "movs{bl|x} {$src, $dst|$dst, $src}",
2362 [(set R32:$dst, (sextloadi32i8 addr:$src))]>, TB;
2363 def MOVSX32rr16: I<0xBF, MRMSrcReg, (ops R32:$dst, R16:$src),
2364 "movs{wl|x} {$src, $dst|$dst, $src}",
2365 [(set R32:$dst, (sext R16:$src))]>, TB;
2366 def MOVSX32rm16: I<0xBF, MRMSrcMem, (ops R32:$dst, i16mem:$src),
2367 "movs{wl|x} {$src, $dst|$dst, $src}",
2368 [(set R32:$dst, (sextloadi32i16 addr:$src))]>, TB;
2370 def MOVZX16rr8 : I<0xB6, MRMSrcReg, (ops R16:$dst, R8 :$src),
2371 "movz{bw|x} {$src, $dst|$dst, $src}",
2372 [(set R16:$dst, (zext R8:$src))]>, TB, OpSize;
2373 def MOVZX16rm8 : I<0xB6, MRMSrcMem, (ops R16:$dst, i8mem :$src),
2374 "movz{bw|x} {$src, $dst|$dst, $src}",
2375 [(set R16:$dst, (zextloadi16i8 addr:$src))]>, TB, OpSize;
2376 def MOVZX32rr8 : I<0xB6, MRMSrcReg, (ops R32:$dst, R8 :$src),
2377 "movz{bl|x} {$src, $dst|$dst, $src}",
2378 [(set R32:$dst, (zext R8:$src))]>, TB;
2379 def MOVZX32rm8 : I<0xB6, MRMSrcMem, (ops R32:$dst, i8mem :$src),
2380 "movz{bl|x} {$src, $dst|$dst, $src}",
2381 [(set R32:$dst, (zextloadi32i8 addr:$src))]>, TB;
2382 def MOVZX32rr16: I<0xB7, MRMSrcReg, (ops R32:$dst, R16:$src),
2383 "movz{wl|x} {$src, $dst|$dst, $src}",
2384 [(set R32:$dst, (zext R16:$src))]>, TB;
2385 def MOVZX32rm16: I<0xB7, MRMSrcMem, (ops R32:$dst, i16mem:$src),
2386 "movz{wl|x} {$src, $dst|$dst, $src}",
2387 [(set R32:$dst, (zextloadi32i16 addr:$src))]>, TB;
2389 //===----------------------------------------------------------------------===//
2390 // XMM Floating point support (requires SSE / SSE2)
2391 //===----------------------------------------------------------------------===//
2393 def MOVSSrr : I<0x10, MRMSrcReg, (ops FR32:$dst, FR32:$src),
2394 "movss {$src, $dst|$dst, $src}", []>,
2395 Requires<[HasSSE1]>, XS;
2396 def MOVSDrr : I<0x10, MRMSrcReg, (ops FR64:$dst, FR64:$src),
2397 "movsd {$src, $dst|$dst, $src}", []>,
2398 Requires<[HasSSE2]>, XD;
2400 def MOVSSrm : I<0x10, MRMSrcMem, (ops FR32:$dst, f32mem:$src),
2401 "movss {$src, $dst|$dst, $src}",
2402 [(set FR32:$dst, (loadf32 addr:$src))]>,
2403 Requires<[HasSSE1]>, XS;
2404 def MOVSSmr : I<0x11, MRMDestMem, (ops f32mem:$dst, FR32:$src),
2405 "movss {$src, $dst|$dst, $src}",
2406 [(store FR32:$src, addr:$dst)]>,
2407 Requires<[HasSSE1]>, XS;
2408 def MOVSDrm : I<0x10, MRMSrcMem, (ops FR64:$dst, f64mem:$src),
2409 "movsd {$src, $dst|$dst, $src}",
2410 [(set FR64:$dst, (loadf64 addr:$src))]>,
2411 Requires<[HasSSE2]>, XD;
2412 def MOVSDmr : I<0x11, MRMDestMem, (ops f64mem:$dst, FR64:$src),
2413 "movsd {$src, $dst|$dst, $src}",
2414 [(store FR64:$src, addr:$dst)]>,
2415 Requires<[HasSSE2]>, XD;
2417 def CVTTSD2SIrr: I<0x2C, MRMSrcReg, (ops R32:$dst, FR64:$src),
2418 "cvttsd2si {$src, $dst|$dst, $src}",
2419 [(set R32:$dst, (fp_to_sint FR64:$src))]>,
2420 Requires<[HasSSE2]>, XD;
2421 def CVTTSD2SIrm: I<0x2C, MRMSrcMem, (ops R32:$dst, f64mem:$src),
2422 "cvttsd2si {$src, $dst|$dst, $src}",
2423 [(set R32:$dst, (fp_to_sint (loadf64 addr:$src)))]>,
2424 Requires<[HasSSE2]>, XD;
2425 def CVTTSS2SIrr: I<0x2C, MRMSrcReg, (ops R32:$dst, FR32:$src),
2426 "cvttss2si {$src, $dst|$dst, $src}",
2427 [(set R32:$dst, (fp_to_sint FR32:$src))]>,
2428 Requires<[HasSSE1]>, XS;
2429 def CVTTSS2SIrm: I<0x2C, MRMSrcMem, (ops R32:$dst, f32mem:$src),
2430 "cvttss2si {$src, $dst|$dst, $src}",
2431 [(set R32:$dst, (fp_to_sint (loadf32 addr:$src)))]>,
2432 Requires<[HasSSE1]>, XS;
2433 def CVTSD2SSrr: I<0x5A, MRMSrcReg, (ops FR32:$dst, FR64:$src),
2434 "cvtsd2ss {$src, $dst|$dst, $src}",
2435 [(set FR32:$dst, (fround FR64:$src))]>,
2436 Requires<[HasSSE2]>, XS;
2437 def CVTSD2SSrm: I<0x5A, MRMSrcMem, (ops FR32:$dst, f64mem:$src),
2438 "cvtsd2ss {$src, $dst|$dst, $src}",
2439 [(set FR32:$dst, (fround (loadf64 addr:$src)))]>,
2440 Requires<[HasSSE2]>, XS;
2441 def CVTSS2SDrr: I<0x5A, MRMSrcReg, (ops FR64:$dst, FR32:$src),
2442 "cvtss2sd {$src, $dst|$dst, $src}",
2443 [(set FR64:$dst, (fextend FR32:$src))]>,
2444 Requires<[HasSSE2]>, XD;
2445 def CVTSS2SDrm: I<0x5A, MRMSrcMem, (ops FR64:$dst, f32mem:$src),
2446 "cvtss2sd {$src, $dst|$dst, $src}",
2447 [(set FR64:$dst, (fextend (loadf32 addr:$src)))]>,
2448 Requires<[HasSSE2]>, XD;
2449 def CVTSI2SSrr: I<0x2A, MRMSrcReg, (ops FR32:$dst, R32:$src),
2450 "cvtsi2ss {$src, $dst|$dst, $src}",
2451 [(set FR32:$dst, (sint_to_fp R32:$src))]>,
2452 Requires<[HasSSE2]>, XS;
2453 def CVTSI2SSrm: I<0x2A, MRMSrcMem, (ops FR32:$dst, i32mem:$src),
2454 "cvtsi2ss {$src, $dst|$dst, $src}",
2455 [(set FR32:$dst, (sint_to_fp (loadi32 addr:$src)))]>,
2456 Requires<[HasSSE2]>, XS;
2457 def CVTSI2SDrr: I<0x2A, MRMSrcReg, (ops FR64:$dst, R32:$src),
2458 "cvtsi2sd {$src, $dst|$dst, $src}",
2459 [(set FR64:$dst, (sint_to_fp R32:$src))]>,
2460 Requires<[HasSSE2]>, XD;
2461 def CVTSI2SDrm: I<0x2A, MRMSrcMem, (ops FR64:$dst, i32mem:$src),
2462 "cvtsi2sd {$src, $dst|$dst, $src}",
2463 [(set FR64:$dst, (sint_to_fp (loadi32 addr:$src)))]>,
2464 Requires<[HasSSE2]>, XD;
2466 def SQRTSSrm : I<0x51, MRMSrcMem, (ops FR32:$dst, f32mem:$src),
2467 "sqrtss {$src, $dst|$dst, $src}",
2468 [(set FR32:$dst, (fsqrt (loadf32 addr:$src)))]>,
2469 Requires<[HasSSE1]>, XS;
2470 def SQRTSSrr : I<0x51, MRMSrcReg, (ops FR32:$dst, FR32:$src),
2471 "sqrtss {$src, $dst|$dst, $src}",
2472 [(set FR32:$dst, (fsqrt FR32:$src))]>,
2473 Requires<[HasSSE1]>, XS;
2474 def SQRTSDrm : I<0x51, MRMSrcMem, (ops FR64:$dst, f64mem:$src),
2475 "sqrtsd {$src, $dst|$dst, $src}",
2476 [(set FR64:$dst, (fsqrt (loadf64 addr:$src)))]>,
2477 Requires<[HasSSE2]>, XD;
2478 def SQRTSDrr : I<0x51, MRMSrcReg, (ops FR64:$dst, FR64:$src),
2479 "sqrtsd {$src, $dst|$dst, $src}",
2480 [(set FR64:$dst, (fsqrt FR64:$src))]>,
2481 Requires<[HasSSE2]>, XD;
2483 def UCOMISDrr: I<0x2E, MRMSrcReg, (ops FR64:$src1, FR64:$src2),
2484 "ucomisd {$src2, $src1|$src1, $src2}",
2485 [(set STATUS, (X86cmp FR64:$src1, FR64:$src2))]>,
2486 Requires<[HasSSE2]>, TB, OpSize;
2487 def UCOMISDrm: I<0x2E, MRMSrcMem, (ops FR64:$src1, f64mem:$src2),
2488 "ucomisd {$src2, $src1|$src1, $src2}",
2489 [(set STATUS, (X86cmp FR64:$src1, (loadf64 addr:$src2)))]>,
2490 Imp<[],[STATUS]>, Requires<[HasSSE2]>, TB, OpSize;
2491 def UCOMISSrr: I<0x2E, MRMSrcReg, (ops FR32:$src1, FR32:$src2),
2492 "ucomiss {$src2, $src1|$src1, $src2}",
2493 [(set STATUS, (X86cmp FR32:$src1, FR32:$src2))]>,
2494 Imp<[],[STATUS]>, Requires<[HasSSE1]>, TB;
2495 def UCOMISSrm: I<0x2E, MRMSrcMem, (ops FR32:$src1, f32mem:$src2),
2496 "ucomiss {$src2, $src1|$src1, $src2}",
2497 [(set STATUS, (X86cmp FR32:$src1, (loadf32 addr:$src2)))]>,
2498 Imp<[],[STATUS]>, Requires<[HasSSE1]>, TB;
2500 // Pseudo-instructions that map fld0 to xorps/xorpd for sse.
2501 // FIXME: remove when we can teach regalloc that xor reg, reg is ok.
2502 def FLD0SS : I<0x57, MRMSrcReg, (ops FR32:$dst),
2503 "xorps $dst, $dst", [(set FR32:$dst, fp32imm0)]>,
2504 Requires<[HasSSE1]>, TB;
2505 def FLD0SD : I<0x57, MRMSrcReg, (ops FR64:$dst),
2506 "xorpd $dst, $dst", [(set FR64:$dst, fp64imm0)]>,
2507 Requires<[HasSSE2]>, TB, OpSize;
2509 let isTwoAddress = 1 in {
2510 // SSE Scalar Arithmetic
2511 let isCommutable = 1 in {
2512 def ADDSSrr : I<0x58, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
2513 "addss {$src2, $dst|$dst, $src2}",
2514 [(set FR32:$dst, (fadd FR32:$src1, FR32:$src2))]>,
2515 Requires<[HasSSE1]>, XS;
2516 def ADDSDrr : I<0x58, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
2517 "addsd {$src2, $dst|$dst, $src2}",
2518 [(set FR64:$dst, (fadd FR64:$src1, FR64:$src2))]>,
2519 Requires<[HasSSE2]>, XD;
2520 def MULSSrr : I<0x59, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
2521 "mulss {$src2, $dst|$dst, $src2}",
2522 [(set FR32:$dst, (fmul FR32:$src1, FR32:$src2))]>,
2523 Requires<[HasSSE1]>, XS;
2524 def MULSDrr : I<0x59, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
2525 "mulsd {$src2, $dst|$dst, $src2}",
2526 [(set FR64:$dst, (fmul FR64:$src1, FR64:$src2))]>,
2527 Requires<[HasSSE2]>, XD;
2530 def ADDSSrm : I<0x58, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
2531 "addss {$src2, $dst|$dst, $src2}",
2532 [(set FR32:$dst, (fadd FR32:$src1, (loadf32 addr:$src2)))]>,
2533 Requires<[HasSSE1]>, XS;
2534 def ADDSDrm : I<0x58, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f64mem:$src2),
2535 "addsd {$src2, $dst|$dst, $src2}",
2536 [(set FR64:$dst, (fadd FR64:$src1, (loadf64 addr:$src2)))]>,
2537 Requires<[HasSSE2]>, XD;
2538 def MULSSrm : I<0x59, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
2539 "mulss {$src2, $dst|$dst, $src2}",
2540 [(set FR32:$dst, (fmul FR32:$src1, (loadf32 addr:$src2)))]>,
2541 Requires<[HasSSE1]>, XS;
2542 def MULSDrm : I<0x59, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f64mem:$src2),
2543 "mulsd {$src2, $dst|$dst, $src2}",
2544 [(set FR64:$dst, (fmul FR64:$src1, (loadf64 addr:$src2)))]>,
2545 Requires<[HasSSE2]>, XD;
2547 def DIVSSrr : I<0x5E, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
2548 "divss {$src2, $dst|$dst, $src2}",
2549 [(set FR32:$dst, (fdiv FR32:$src1, FR32:$src2))]>,
2550 Requires<[HasSSE1]>, XS;
2551 def DIVSSrm : I<0x5E, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
2552 "divss {$src2, $dst|$dst, $src2}",
2553 [(set FR32:$dst, (fdiv FR32:$src1, (loadf32 addr:$src2)))]>,
2554 Requires<[HasSSE1]>, XS;
2555 def DIVSDrr : I<0x5E, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
2556 "divsd {$src2, $dst|$dst, $src2}",
2557 [(set FR64:$dst, (fdiv FR64:$src1, FR64:$src2))]>,
2558 Requires<[HasSSE2]>, XD;
2559 def DIVSDrm : I<0x5E, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f64mem:$src2),
2560 "divsd {$src2, $dst|$dst, $src2}",
2561 [(set FR64:$dst, (fdiv FR64:$src1, (loadf64 addr:$src2)))]>,
2562 Requires<[HasSSE2]>, XD;
2564 def SUBSSrr : I<0x5C, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
2565 "subss {$src2, $dst|$dst, $src2}",
2566 [(set FR32:$dst, (fsub FR32:$src1, FR32:$src2))]>,
2567 Requires<[HasSSE1]>, XS;
2568 def SUBSSrm : I<0x5C, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
2569 "subss {$src2, $dst|$dst, $src2}",
2570 [(set FR32:$dst, (fsub FR32:$src1, (loadf32 addr:$src2)))]>,
2571 Requires<[HasSSE1]>, XS;
2572 def SUBSDrr : I<0x5C, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
2573 "subsd {$src2, $dst|$dst, $src2}",
2574 [(set FR64:$dst, (fsub FR64:$src1, FR64:$src2))]>,
2575 Requires<[HasSSE2]>, XD;
2576 def SUBSDrm : I<0x5C, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f64mem:$src2),
2577 "subsd {$src2, $dst|$dst, $src2}",
2578 [(set FR64:$dst, (fsub FR64:$src1, (loadf64 addr:$src2)))]>,
2579 Requires<[HasSSE2]>, XD;
2582 let isCommutable = 1 in {
2583 def ANDPSrr : I<0x54, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
2584 "andps {$src2, $dst|$dst, $src2}", []>,
2585 Requires<[HasSSE1]>, TB;
2586 def ANDPDrr : I<0x54, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
2587 "andpd {$src2, $dst|$dst, $src2}", []>,
2588 Requires<[HasSSE2]>, TB, OpSize;
2589 def ORPSrr : I<0x56, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
2590 "orps {$src2, $dst|$dst, $src2}", []>,
2591 Requires<[HasSSE1]>, TB;
2592 def ORPDrr : I<0x56, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
2593 "orpd {$src2, $dst|$dst, $src2}", []>,
2594 Requires<[HasSSE2]>, TB, OpSize;
2595 def XORPSrr : I<0x57, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
2596 "xorps {$src2, $dst|$dst, $src2}", []>,
2597 Requires<[HasSSE1]>, TB;
2598 def XORPDrr : I<0x57, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
2599 "xorpd {$src2, $dst|$dst, $src2}", []>,
2600 Requires<[HasSSE2]>, TB, OpSize;
2602 def ANDNPSrr : I<0x55, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
2603 "andnps {$src2, $dst|$dst, $src2}", []>,
2604 Requires<[HasSSE1]>, TB;
2605 def ANDNPDrr : I<0x55, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
2606 "andnpd {$src2, $dst|$dst, $src2}", []>,
2607 Requires<[HasSSE2]>, TB, OpSize;
2609 def CMPSSrr : I<0xC2, MRMSrcReg,
2610 (ops FR32:$dst, FR32:$src1, FR32:$src, SSECC:$cc),
2611 "cmp${cc}ss {$src, $dst|$dst, $src}", []>,
2612 Requires<[HasSSE1]>, XS;
2613 def CMPSSrm : I<0xC2, MRMSrcMem,
2614 (ops FR32:$dst, FR32:$src1, f32mem:$src, SSECC:$cc),
2615 "cmp${cc}ss {$src, $dst|$dst, $src}", []>,
2616 Requires<[HasSSE1]>, XS;
2617 def CMPSDrr : I<0xC2, MRMSrcReg,
2618 (ops FR64:$dst, FR64:$src1, FR64:$src, SSECC:$cc),
2619 "cmp${cc}sd {$src, $dst|$dst, $src}", []>,
2620 Requires<[HasSSE1]>, XD;
2621 def CMPSDrm : I<0xC2, MRMSrcMem,
2622 (ops FR64:$dst, FR64:$src1, f64mem:$src, SSECC:$cc),
2623 "cmp${cc}sd {$src, $dst|$dst, $src}", []>,
2624 Requires<[HasSSE2]>, XD;
2627 //===----------------------------------------------------------------------===//
2628 // Floating Point Stack Support
2629 //===----------------------------------------------------------------------===//
2631 // Floating point support. All FP Stack operations are represented with two
2632 // instructions here. The first instruction, generated by the instruction
2633 // selector, uses "RFP" registers: a traditional register file to reference
2634 // floating point values. These instructions are all psuedo instructions and
2635 // use the "Fp" prefix. The second instruction is defined with FPI, which is
2636 // the actual instruction emitted by the assembler. The FP stackifier pass
2637 // converts one to the other after register allocation occurs.
2639 // Note that the FpI instruction should have instruction selection info (e.g.
2640 // a pattern) and the FPI instruction should have emission info (e.g. opcode
2641 // encoding and asm printing info).
2643 // FPI - Floating Point Instruction template.
2644 class FPI<bits<8> o, Format F, dag ops, string asm> : I<o, F, ops, asm, []> {}
2646 // FpI_ - Floating Point Psuedo Instruction template. Not Predicated.
2647 class FpI_<dag ops, FPFormat fp, list<dag> pattern>
2648 : X86Inst<0, Pseudo, NoImm, ops, ""> {
2649 let FPForm = fp; let FPFormBits = FPForm.Value;
2650 let Pattern = pattern;
2653 // Random Pseudo Instructions.
2654 def FpGETRESULT : FpI_<(ops RFP:$dst), SpecialFP,
2655 [(set RFP:$dst, X86fpget)]>; // FPR = ST(0)
2657 let noResults = 1 in
2658 def FpSETRESULT : FpI_<(ops RFP:$src), SpecialFP,
2659 [(X86fpset RFP:$src)]>, Imp<[], [ST0]>; // ST(0) = FPR
2661 // FpI - Floating Point Psuedo Instruction template. Predicated on FPStack.
2662 class FpI<dag ops, FPFormat fp, list<dag> pattern> :
2663 FpI_<ops, fp, pattern>, Requires<[FPStack]>;
2666 def FpMOV : FpI<(ops RFP:$dst, RFP:$src), SpecialFP, []>; // f1 = fmov f2
2669 // Add, Sub, Mul, Div.
2670 def FpADD : FpI<(ops RFP:$dst, RFP:$src1, RFP:$src2), TwoArgFP,
2671 [(set RFP:$dst, (fadd RFP:$src1, RFP:$src2))]>;
2672 def FpSUB : FpI<(ops RFP:$dst, RFP:$src1, RFP:$src2), TwoArgFP,
2673 [(set RFP:$dst, (fsub RFP:$src1, RFP:$src2))]>;
2674 def FpMUL : FpI<(ops RFP:$dst, RFP:$src1, RFP:$src2), TwoArgFP,
2675 [(set RFP:$dst, (fmul RFP:$src1, RFP:$src2))]>;
2676 def FpDIV : FpI<(ops RFP:$dst, RFP:$src1, RFP:$src2), TwoArgFP,
2677 [(set RFP:$dst, (fdiv RFP:$src1, RFP:$src2))]>;
2679 class FPST0rInst<bits<8> o, string asm>
2680 : FPI<o, AddRegFrm, (ops RST:$op), asm>, D8;
2681 class FPrST0Inst<bits<8> o, string asm>
2682 : FPI<o, AddRegFrm, (ops RST:$op), asm>, DC;
2683 class FPrST0PInst<bits<8> o, string asm>
2684 : FPI<o, AddRegFrm, (ops RST:$op), asm>, DE;
2686 // Binary Ops with a memory source.
2687 def FpADD32m : FpI<(ops RFP:$dst, RFP:$src1, f32mem:$src2), OneArgFPRW,
2688 [(set RFP:$dst, (fadd RFP:$src1,
2689 (extloadf64f32 addr:$src2)))]>;
2690 // ST(0) = ST(0) + [mem32]
2691 def FpADD64m : FpI<(ops RFP:$dst, RFP:$src1, f64mem:$src2), OneArgFPRW,
2692 [(set RFP:$dst, (fadd RFP:$src1, (loadf64 addr:$src2)))]>;
2693 // ST(0) = ST(0) + [mem64]
2694 def FpMUL32m : FpI<(ops RFP:$dst, RFP:$src1, f32mem:$src2), OneArgFPRW,
2695 [(set RFP:$dst, (fmul RFP:$src1,
2696 (extloadf64f32 addr:$src2)))]>;
2697 // ST(0) = ST(0) * [mem32]
2698 def FpMUL64m : FpI<(ops RFP:$dst, RFP:$src1, f64mem:$src2), OneArgFPRW,
2699 [(set RFP:$dst, (fmul RFP:$src1, (loadf64 addr:$src2)))]>;
2700 // ST(0) = ST(0) * [mem64]
2701 def FpSUB32m : FpI<(ops RFP:$dst, RFP:$src1, f32mem:$src2), OneArgFPRW,
2702 [(set RFP:$dst, (fsub RFP:$src1,
2703 (extloadf64f32 addr:$src2)))]>;
2704 // ST(0) = ST(0) - [mem32]
2705 def FpSUB64m : FpI<(ops RFP:$dst, RFP:$src1, f64mem:$src2), OneArgFPRW,
2706 [(set RFP:$dst, (fsub RFP:$src1, (loadf64 addr:$src2)))]>;
2707 // ST(0) = ST(0) - [mem64]
2708 def FpSUBR32m : FpI<(ops RFP:$dst, RFP:$src1, f32mem:$src2), OneArgFPRW,
2709 [(set RFP:$dst, (fsub (extloadf64f32 addr:$src2),
2711 // ST(0) = [mem32] - ST(0)
2712 def FpSUBR64m : FpI<(ops RFP:$dst, RFP:$src1, f64mem:$src2), OneArgFPRW,
2713 [(set RFP:$dst, (fsub (loadf64 addr:$src2), RFP:$src1))]>;
2714 // ST(0) = [mem64] - ST(0)
2715 def FpDIV32m : FpI<(ops RFP:$dst, RFP:$src1, f32mem:$src2), OneArgFPRW,
2716 [(set RFP:$dst, (fdiv RFP:$src1,
2717 (extloadf64f32 addr:$src2)))]>;
2718 // ST(0) = ST(0) / [mem32]
2719 def FpDIV64m : FpI<(ops RFP:$dst, RFP:$src1, f64mem:$src2), OneArgFPRW,
2720 [(set RFP:$dst, (fdiv RFP:$src1, (loadf64 addr:$src2)))]>;
2721 // ST(0) = ST(0) / [mem64]
2722 def FpDIVR32m : FpI<(ops RFP:$dst, RFP:$src1, f32mem:$src2), OneArgFPRW,
2723 [(set RFP:$dst, (fdiv (extloadf64f32 addr:$src2),
2725 // ST(0) = [mem32] / ST(0)
2726 def FpDIVR64m : FpI<(ops RFP:$dst, RFP:$src1, f64mem:$src2), OneArgFPRW,
2727 [(set RFP:$dst, (fdiv (loadf64 addr:$src2), RFP:$src1))]>;
2728 // ST(0) = [mem64] / ST(0)
2731 def FADD32m : FPI<0xD8, MRM0m, (ops f32mem:$src), "fadd{s} $src">;
2732 def FADD64m : FPI<0xDC, MRM0m, (ops f64mem:$src), "fadd{l} $src">;
2733 def FMUL32m : FPI<0xD8, MRM1m, (ops f32mem:$src), "fmul{s} $src">;
2734 def FMUL64m : FPI<0xDC, MRM1m, (ops f64mem:$src), "fmul{l} $src">;
2735 def FSUB32m : FPI<0xD8, MRM4m, (ops f32mem:$src), "fsub{s} $src">;
2736 def FSUB64m : FPI<0xDC, MRM4m, (ops f64mem:$src), "fsub{l} $src">;
2737 def FSUBR32m : FPI<0xD8, MRM5m, (ops f32mem:$src), "fsubr{s} $src">;
2738 def FSUBR64m : FPI<0xDC, MRM5m, (ops f64mem:$src), "fsubr{l} $src">;
2739 def FDIV32m : FPI<0xD8, MRM6m, (ops f32mem:$src), "fdiv{s} $src">;
2740 def FDIV64m : FPI<0xDC, MRM6m, (ops f64mem:$src), "fdiv{l} $src">;
2741 def FDIVR32m : FPI<0xD8, MRM7m, (ops f32mem:$src), "fdivr{s} $src">;
2742 def FDIVR64m : FPI<0xDC, MRM7m, (ops f64mem:$src), "fdivr{l} $src">;
2744 def FpIADD16m : FpI<(ops RFP:$dst, RFP:$src1, i16mem:$src2), OneArgFPRW,
2745 [(set RFP:$dst, (fadd RFP:$src1,
2746 (X86fild addr:$src2, i16)))]>;
2747 // ST(0) = ST(0) + [mem16int]
2748 def FpIADD32m : FpI<(ops RFP:$dst, RFP:$src1, i32mem:$src2), OneArgFPRW,
2749 [(set RFP:$dst, (fadd RFP:$src1,
2750 (X86fild addr:$src2, i32)))]>;
2751 // ST(0) = ST(0) + [mem32int]
2752 def FpIMUL16m : FpI<(ops RFP:$dst, RFP:$src1, i16mem:$src2), OneArgFPRW,
2753 [(set RFP:$dst, (fmul RFP:$src1,
2754 (X86fild addr:$src2, i16)))]>;
2755 // ST(0) = ST(0) * [mem16int]
2756 def FpIMUL32m : FpI<(ops RFP:$dst, RFP:$src1, i32mem:$src2), OneArgFPRW,
2757 [(set RFP:$dst, (fmul RFP:$src1,
2758 (X86fild addr:$src2, i32)))]>;
2759 // ST(0) = ST(0) * [mem32int]
2760 def FpISUB16m : FpI<(ops RFP:$dst, RFP:$src1, i16mem:$src2), OneArgFPRW,
2761 [(set RFP:$dst, (fsub RFP:$src1,
2762 (X86fild addr:$src2, i16)))]>;
2763 // ST(0) = ST(0) - [mem16int]
2764 def FpISUB32m : FpI<(ops RFP:$dst, RFP:$src1, i32mem:$src2), OneArgFPRW,
2765 [(set RFP:$dst, (fsub RFP:$src1,
2766 (X86fild addr:$src2, i32)))]>;
2767 // ST(0) = ST(0) - [mem32int]
2768 def FpISUBR16m : FpI<(ops RFP:$dst, RFP:$src1, i16mem:$src2), OneArgFPRW,
2769 [(set RFP:$dst, (fsub (X86fild addr:$src2, i16),
2771 // ST(0) = [mem16int] - ST(0)
2772 def FpISUBR32m : FpI<(ops RFP:$dst, RFP:$src1, i32mem:$src2), OneArgFPRW,
2773 [(set RFP:$dst, (fsub (X86fild addr:$src2, i32),
2775 // ST(0) = [mem32int] - ST(0)
2776 def FpIDIV16m : FpI<(ops RFP:$dst, RFP:$src1, i16mem:$src2), OneArgFPRW,
2777 [(set RFP:$dst, (fdiv RFP:$src1,
2778 (X86fild addr:$src2, i16)))]>;
2779 // ST(0) = ST(0) / [mem16int]
2780 def FpIDIV32m : FpI<(ops RFP:$dst, RFP:$src1, i32mem:$src2), OneArgFPRW,
2781 [(set RFP:$dst, (fdiv RFP:$src1,
2782 (X86fild addr:$src2, i32)))]>;
2783 // ST(0) = ST(0) / [mem32int]
2784 def FpIDIVR16m : FpI<(ops RFP:$dst, RFP:$src1, i16mem:$src2), OneArgFPRW,
2785 [(set RFP:$dst, (fdiv (X86fild addr:$src2, i16),
2787 // ST(0) = [mem16int] / ST(0)
2788 def FpIDIVR32m : FpI<(ops RFP:$dst, RFP:$src1, i32mem:$src2), OneArgFPRW,
2789 [(set RFP:$dst, (fdiv (X86fild addr:$src2, i32),
2791 // ST(0) = [mem32int] / ST(0)
2793 def FIADD16m : FPI<0xDE, MRM0m, (ops i16mem:$src), "fiadd{s} $src">;
2794 def FIADD32m : FPI<0xDA, MRM0m, (ops i32mem:$src), "fiadd{l} $src">;
2795 def FIMUL16m : FPI<0xDE, MRM1m, (ops i16mem:$src), "fimul{s} $src">;
2796 def FIMUL32m : FPI<0xDA, MRM1m, (ops i32mem:$src), "fimul{l} $src">;
2797 def FISUB16m : FPI<0xDE, MRM4m, (ops i16mem:$src), "fisub{s} $src">;
2798 def FISUB32m : FPI<0xDA, MRM4m, (ops i32mem:$src), "fisub{l} $src">;
2799 def FISUBR16m : FPI<0xDE, MRM5m, (ops i16mem:$src), "fisubr{s} $src">;
2800 def FISUBR32m : FPI<0xDA, MRM5m, (ops i32mem:$src), "fisubr{l} $src">;
2801 def FIDIV16m : FPI<0xDE, MRM6m, (ops i16mem:$src), "fidiv{s} $src">;
2802 def FIDIV32m : FPI<0xDA, MRM6m, (ops i32mem:$src), "fidiv{l} $src">;
2803 def FIDIVR16m : FPI<0xDE, MRM7m, (ops i16mem:$src), "fidivr{s} $src">;
2804 def FIDIVR32m : FPI<0xDA, MRM7m, (ops i32mem:$src), "fidivr{l} $src">;
2806 // NOTE: GAS and apparently all other AT&T style assemblers have a broken notion
2807 // of some of the 'reverse' forms of the fsub and fdiv instructions. As such,
2808 // we have to put some 'r's in and take them out of weird places.
2809 def FADDST0r : FPST0rInst <0xC0, "fadd $op">;
2810 def FADDrST0 : FPrST0Inst <0xC0, "fadd {%ST(0), $op|$op, %ST(0)}">;
2811 def FADDPrST0 : FPrST0PInst<0xC0, "faddp $op">;
2812 def FSUBRST0r : FPST0rInst <0xE8, "fsubr $op">;
2813 def FSUBrST0 : FPrST0Inst <0xE8, "fsub{r} {%ST(0), $op|$op, %ST(0)}">;
2814 def FSUBPrST0 : FPrST0PInst<0xE8, "fsub{r}p $op">;
2815 def FSUBST0r : FPST0rInst <0xE0, "fsub $op">;
2816 def FSUBRrST0 : FPrST0Inst <0xE0, "fsub{|r} {%ST(0), $op|$op, %ST(0)}">;
2817 def FSUBRPrST0 : FPrST0PInst<0xE0, "fsub{|r}p $op">;
2818 def FMULST0r : FPST0rInst <0xC8, "fmul $op">;
2819 def FMULrST0 : FPrST0Inst <0xC8, "fmul {%ST(0), $op|$op, %ST(0)}">;
2820 def FMULPrST0 : FPrST0PInst<0xC8, "fmulp $op">;
2821 def FDIVRST0r : FPST0rInst <0xF8, "fdivr $op">;
2822 def FDIVrST0 : FPrST0Inst <0xF8, "fdiv{r} {%ST(0), $op|$op, %ST(0)}">;
2823 def FDIVPrST0 : FPrST0PInst<0xF8, "fdiv{r}p $op">;
2824 def FDIVST0r : FPST0rInst <0xF0, "fdiv $op">;
2825 def FDIVRrST0 : FPrST0Inst <0xF0, "fdiv{|r} {%ST(0), $op|$op, %ST(0)}">;
2826 def FDIVRPrST0 : FPrST0PInst<0xF0, "fdiv{|r}p $op">;
2829 // Unary operations.
2830 def FpCHS : FpI<(ops RFP:$dst, RFP:$src), OneArgFPRW,
2831 [(set RFP:$dst, (fneg RFP:$src))]>;
2832 def FpABS : FpI<(ops RFP:$dst, RFP:$src), OneArgFPRW,
2833 [(set RFP:$dst, (fabs RFP:$src))]>;
2834 def FpSQRT : FpI<(ops RFP:$dst, RFP:$src), OneArgFPRW,
2835 [(set RFP:$dst, (fsqrt RFP:$src))]>;
2836 def FpSIN : FpI<(ops RFP:$dst, RFP:$src), OneArgFPRW,
2837 [(set RFP:$dst, (fsin RFP:$src))]>;
2838 def FpCOS : FpI<(ops RFP:$dst, RFP:$src), OneArgFPRW,
2839 [(set RFP:$dst, (fcos RFP:$src))]>;
2840 def FpTST : FpI<(ops RFP:$src), OneArgFP,
2843 def FCHS : FPI<0xE0, RawFrm, (ops), "fchs">, D9;
2844 def FABS : FPI<0xE1, RawFrm, (ops), "fabs">, D9;
2845 def FSQRT : FPI<0xFA, RawFrm, (ops), "fsqrt">, D9;
2846 def FSIN : FPI<0xFE, RawFrm, (ops), "fsin">, D9;
2847 def FCOS : FPI<0xFF, RawFrm, (ops), "fcos">, D9;
2848 def FTST : FPI<0xE4, RawFrm, (ops), "ftst">, D9;
2851 // Floating point cmovs.
2852 let isTwoAddress = 1 in {
2853 def FpCMOVB : FpI<(ops RFP:$dst, RFP:$src1, RFP:$src2), CondMovFP,
2854 [(set RFP:$dst, (X86cmov RFP:$src1, RFP:$src2,
2855 X86_COND_B, STATUS))]>;
2856 def FpCMOVBE : FpI<(ops RFP:$dst, RFP:$src1, RFP:$src2), CondMovFP,
2857 [(set RFP:$dst, (X86cmov RFP:$src1, RFP:$src2,
2858 X86_COND_BE, STATUS))]>;
2859 def FpCMOVE : FpI<(ops RFP:$dst, RFP:$src1, RFP:$src2), CondMovFP,
2860 [(set RFP:$dst, (X86cmov RFP:$src1, RFP:$src2,
2861 X86_COND_E, STATUS))]>;
2862 def FpCMOVP : FpI<(ops RFP:$dst, RFP:$src1, RFP:$src2), CondMovFP,
2863 [(set RFP:$dst, (X86cmov RFP:$src1, RFP:$src2,
2864 X86_COND_P, STATUS))]>;
2865 def FpCMOVAE : FpI<(ops RFP:$dst, RFP:$src1, RFP:$src2), CondMovFP,
2866 [(set RFP:$dst, (X86cmov RFP:$src1, RFP:$src2,
2867 X86_COND_AE, STATUS))]>;
2868 def FpCMOVA : FpI<(ops RFP:$dst, RFP:$src1, RFP:$src2), CondMovFP,
2869 [(set RFP:$dst, (X86cmov RFP:$src1, RFP:$src2,
2870 X86_COND_A, STATUS))]>;
2871 def FpCMOVNE : FpI<(ops RFP:$dst, RFP:$src1, RFP:$src2), CondMovFP,
2872 [(set RFP:$dst, (X86cmov RFP:$src1, RFP:$src2,
2873 X86_COND_NE, STATUS))]>;
2874 def FpCMOVNP : FpI<(ops RFP:$dst, RFP:$src1, RFP:$src2), CondMovFP,
2875 [(set RFP:$dst, (X86cmov RFP:$src1, RFP:$src2,
2876 X86_COND_NP, STATUS))]>;
2879 def FCMOVB : FPI<0xC0, AddRegFrm, (ops RST:$op),
2880 "fcmovb {$op, %ST(0)|%ST(0), $op}">, DA;
2881 def FCMOVBE : FPI<0xD0, AddRegFrm, (ops RST:$op),
2882 "fcmovbe {$op, %ST(0)|%ST(0), $op}">, DA;
2883 def FCMOVE : FPI<0xC8, AddRegFrm, (ops RST:$op),
2884 "fcmove {$op, %ST(0)|%ST(0), $op}">, DA;
2885 def FCMOVP : FPI<0xD8, AddRegFrm, (ops RST:$op),
2886 "fcmovu {$op, %ST(0)|%ST(0), $op}">, DA;
2887 def FCMOVAE : FPI<0xC0, AddRegFrm, (ops RST:$op),
2888 "fcmovae {$op, %ST(0)|%ST(0), $op}">, DB;
2889 def FCMOVA : FPI<0xD0, AddRegFrm, (ops RST:$op),
2890 "fcmova {$op, %ST(0)|%ST(0), $op}">, DB;
2891 def FCMOVNE : FPI<0xC8, AddRegFrm, (ops RST:$op),
2892 "fcmovne {$op, %ST(0)|%ST(0), $op}">, DB;
2893 def FCMOVNP : FPI<0xD8, AddRegFrm, (ops RST:$op),
2894 "fcmovnu {$op, %ST(0)|%ST(0), $op}">, DB;
2896 // Floating point loads & stores.
2897 def FpLD32m : FpI<(ops RFP:$dst, f32mem:$src), ZeroArgFP,
2898 [(set RFP:$dst, (extloadf64f32 addr:$src))]>;
2899 def FpLD64m : FpI<(ops RFP:$dst, f64mem:$src), ZeroArgFP,
2900 [(set RFP:$dst, (loadf64 addr:$src))]>;
2901 def FpILD16m : FpI<(ops RFP:$dst, i16mem:$src), ZeroArgFP,
2902 [(set RFP:$dst, (X86fild addr:$src, i16))]>;
2903 def FpILD32m : FpI<(ops RFP:$dst, i32mem:$src), ZeroArgFP,
2904 [(set RFP:$dst, (X86fild addr:$src, i32))]>;
2905 def FpILD64m : FpI<(ops RFP:$dst, i64mem:$src), ZeroArgFP,
2906 [(set RFP:$dst, (X86fild addr:$src, i64))]>;
2908 def FpST32m : FpI<(ops f32mem:$op, RFP:$src), OneArgFP,
2909 [(truncstore RFP:$src, addr:$op, f32)]>;
2910 def FpST64m : FpI<(ops f64mem:$op, RFP:$src), OneArgFP,
2911 [(store RFP:$src, addr:$op)]>;
2913 def FpSTP32m : FpI<(ops f32mem:$op, RFP:$src), OneArgFP, []>;
2914 def FpSTP64m : FpI<(ops f64mem:$op, RFP:$src), OneArgFP, []>;
2915 def FpIST16m : FpI<(ops i16mem:$op, RFP:$src), OneArgFP, []>;
2916 def FpIST32m : FpI<(ops i32mem:$op, RFP:$src), OneArgFP, []>;
2917 def FpIST64m : FpI<(ops i64mem:$op, RFP:$src), OneArgFP, []>;
2919 def FLD32m : FPI<0xD9, MRM0m, (ops f32mem:$src), "fld{s} $src">;
2920 def FLD64m : FPI<0xDD, MRM0m, (ops f64mem:$src), "fld{l} $src">;
2921 def FILD16m : FPI<0xDF, MRM0m, (ops i16mem:$src), "fild{s} $src">;
2922 def FILD32m : FPI<0xDB, MRM0m, (ops i32mem:$src), "fild{l} $src">;
2923 def FILD64m : FPI<0xDF, MRM5m, (ops i64mem:$src), "fild{ll} $src">;
2924 def FST32m : FPI<0xD9, MRM2m, (ops f32mem:$dst), "fst{s} $dst">;
2925 def FST64m : FPI<0xDD, MRM2m, (ops f64mem:$dst), "fst{l} $dst">;
2926 def FSTP32m : FPI<0xD9, MRM3m, (ops f32mem:$dst), "fstp{s} $dst">;
2927 def FSTP64m : FPI<0xDD, MRM3m, (ops f64mem:$dst), "fstp{l} $dst">;
2928 def FIST16m : FPI<0xDF, MRM2m, (ops i16mem:$dst), "fist{s} $dst">;
2929 def FIST32m : FPI<0xDB, MRM2m, (ops i32mem:$dst), "fist{l} $dst">;
2930 def FISTP16m : FPI<0xDF, MRM3m, (ops i16mem:$dst), "fistp{s} $dst">;
2931 def FISTP32m : FPI<0xDB, MRM3m, (ops i32mem:$dst), "fistp{l} $dst">;
2932 def FISTP64m : FPI<0xDF, MRM7m, (ops i64mem:$dst), "fistp{ll} $dst">;
2934 // FP Stack manipulation instructions.
2935 def FLDrr : FPI<0xC0, AddRegFrm, (ops RST:$op), "fld $op">, D9;
2936 def FSTrr : FPI<0xD0, AddRegFrm, (ops RST:$op), "fst $op">, DD;
2937 def FSTPrr : FPI<0xD8, AddRegFrm, (ops RST:$op), "fstp $op">, DD;
2938 def FXCH : FPI<0xC8, AddRegFrm, (ops RST:$op), "fxch $op">, D9;
2940 // Floating point constant loads.
2941 def FpLD0 : FpI<(ops RFP:$dst), ZeroArgFP,
2942 [(set RFP:$dst, fp64imm0)]>;
2943 def FpLD1 : FpI<(ops RFP:$dst), ZeroArgFP,
2944 [(set RFP:$dst, fp64imm1)]>;
2946 def FLD0 : FPI<0xEE, RawFrm, (ops), "fldz">, D9;
2947 def FLD1 : FPI<0xE8, RawFrm, (ops), "fld1">, D9;
2950 // Floating point compares.
2951 def FpUCOMr : FpI<(ops RFP:$lhs, RFP:$rhs), CompareFP,
2952 []>; // FPSW = cmp ST(0) with ST(i)
2953 def FpUCOMIr : FpI<(ops RFP:$lhs, RFP:$rhs), CompareFP,
2954 [(set STATUS, (X86cmp RFP:$lhs, RFP:$rhs))]>,
2955 Imp<[],[STATUS]>; // CC = cmp ST(0) with ST(i)
2957 def FUCOMr : FPI<0xE0, AddRegFrm, // FPSW = cmp ST(0) with ST(i)
2959 "fucom $reg">, DD, Imp<[ST0],[]>;
2960 def FUCOMPr : FPI<0xE8, AddRegFrm, // FPSW = cmp ST(0) with ST(i), pop
2962 "fucomp $reg">, DD, Imp<[ST0],[]>;
2963 def FUCOMPPr : FPI<0xE9, RawFrm, // cmp ST(0) with ST(1), pop, pop
2965 "fucompp">, DA, Imp<[ST0],[]>;
2967 def FUCOMIr : FPI<0xE8, AddRegFrm, // CC = cmp ST(0) with ST(i)
2969 "fucomi {$reg, %ST(0)|%ST(0), $reg}">, DB, Imp<[ST0],[]>;
2970 def FUCOMIPr : FPI<0xE8, AddRegFrm, // CC = cmp ST(0) with ST(i), pop
2972 "fucomip {$reg, %ST(0)|%ST(0), $reg}">, DF, Imp<[ST0],[]>;
2975 // Floating point flag ops.
2976 def FNSTSW8r : I<0xE0, RawFrm, // AX = fp flags
2977 (ops), "fnstsw", []>, DF, Imp<[],[AX]>;
2979 def FNSTCW16m : I<0xD9, MRM7m, // [mem16] = X87 control world
2980 (ops i16mem:$dst), "fnstcw $dst", []>;
2981 def FLDCW16m : I<0xD9, MRM5m, // X87 control world = [mem16]
2982 (ops i16mem:$dst), "fldcw $dst", []>;
2985 //===----------------------------------------------------------------------===//
2986 // Miscellaneous Instructions
2987 //===----------------------------------------------------------------------===//
2989 def RDTSC : I<0x31, RawFrm, (ops), "rdtsc", [(X86rdtsc)]>,
2990 TB, Imp<[],[EAX,EDX]>;
2993 //===----------------------------------------------------------------------===//
2994 // Non-Instruction Patterns
2995 //===----------------------------------------------------------------------===//
2997 // GlobalAddress and ExternalSymbol
2998 def : Pat<(i32 globaladdr:$dst), (MOV32ri tglobaladdr:$dst)>;
2999 def : Pat<(i32 externalsym:$dst), (MOV32ri texternalsym:$dst)>;
3002 def : Pat<(X86call tglobaladdr:$dst),
3003 (CALLpcrel32 tglobaladdr:$dst)>;
3004 def : Pat<(X86call texternalsym:$dst),
3005 (CALLpcrel32 texternalsym:$dst)>;
3007 // X86 specific add which produces a flag.
3008 def : Pat<(X86addflag R32:$src1, R32:$src2),
3009 (ADD32rr R32:$src1, R32:$src2)>;
3010 def : Pat<(X86addflag R32:$src1, (load addr:$src2)),
3011 (ADD32rm R32:$src1, addr:$src2)>;
3012 def : Pat<(X86addflag R32:$src1, imm:$src2),
3013 (ADD32ri R32:$src1, imm:$src2)>;
3014 def : Pat<(X86addflag R32:$src1, i32immSExt8:$src2),
3015 (ADD32ri8 R32:$src1, i32immSExt8:$src2)>;
3017 def : Pat<(X86subflag R32:$src1, R32:$src2),
3018 (SUB32rr R32:$src1, R32:$src2)>;
3019 def : Pat<(X86subflag R32:$src1, (load addr:$src2)),
3020 (SUB32rm R32:$src1, addr:$src2)>;
3021 def : Pat<(X86subflag R32:$src1, imm:$src2),
3022 (SUB32ri R32:$src1, imm:$src2)>;
3023 def : Pat<(X86subflag R32:$src1, i32immSExt8:$src2),
3024 (SUB32ri8 R32:$src1, i32immSExt8:$src2)>;
3026 def : Pat<(truncstore (i8 imm:$src), addr:$dst, i1),
3027 (MOV8mi addr:$dst, imm:$src)>;
3028 def : Pat<(truncstore R8:$src, addr:$dst, i1),
3029 (MOV8mr addr:$dst, R8:$src)>;
3031 // {s|z}extload bool -> {s|z}extload byte
3032 def : Pat<(sextloadi16i1 addr:$src), (MOVSX16rm8 addr:$src)>;
3033 def : Pat<(sextloadi32i1 addr:$src), (MOVSX32rm8 addr:$src)>;
3034 def : Pat<(zextloadi8i1 addr:$src), (MOV8rm addr:$src)>;
3035 def : Pat<(zextloadi16i1 addr:$src), (MOVZX16rm8 addr:$src)>;
3036 def : Pat<(zextloadi32i1 addr:$src), (MOVZX32rm8 addr:$src)>;
3038 // extload bool -> extload byte
3039 def : Pat<(extloadi8i1 addr:$src), (MOV8rm addr:$src)>;
3042 def : Pat<(i16 (anyext R8 :$src)), (MOVZX16rr8 R8 :$src)>;
3043 def : Pat<(i32 (anyext R8 :$src)), (MOVZX32rr8 R8 :$src)>;
3044 def : Pat<(i32 (anyext R16:$src)), (MOVZX32rr16 R16:$src)>;
3046 // Required for RET of f32 / f64 values.
3047 def : Pat<(X86fld addr:$src, f32), (FpLD32m addr:$src)>;
3048 def : Pat<(X86fld addr:$src, f64), (FpLD64m addr:$src)>;
3050 // Required for CALL which return f32 / f64 values.
3051 def : Pat<(X86fst RFP:$src, addr:$op, f32), (FpST32m addr:$op, RFP:$src)>;
3052 def : Pat<(X86fst RFP:$src, addr:$op, f64), (FpST64m addr:$op, RFP:$src)>;
3054 // Floatin point constant -0.0 and -1.0
3055 def : Pat<(f64 fp64immneg0), (FpCHS (FpLD0))>, Requires<[FPStack]>;
3056 def : Pat<(f64 fp64immneg1), (FpCHS (FpLD1))>, Requires<[FPStack]>;
3059 def : Pat<(f64 (undef)), (FpLD0)>, Requires<[FPStack]>;
3062 //===----------------------------------------------------------------------===//
3064 //===----------------------------------------------------------------------===//
3066 // (shl x, 1) ==> (add x, x)
3067 def : Pat<(shl R8 :$src1, (i8 1)), (ADD8rr R8 :$src1, R8 :$src1)>;
3068 def : Pat<(shl R16:$src1, (i8 1)), (ADD16rr R16:$src1, R16:$src1)>;
3069 def : Pat<(shl R32:$src1, (i8 1)), (ADD32rr R32:$src1, R32:$src1)>;
3071 // (or (x >> c) | (y << (32 - c))) ==> (shrd x, y, c)
3072 def : Pat<(or (srl R32:$src1, CL:$amt),
3073 (shl R32:$src2, (sub 32, CL:$amt))),
3074 (SHRD32rrCL R32:$src1, R32:$src2)>;
3076 // (or (x << c) | (y >> (32 - c))) ==> (shld x, y, c)
3077 def : Pat<(or (shl R32:$src1, CL:$amt),
3078 (srl R32:$src2, (sub 32, CL:$amt))),
3079 (SHLD32rrCL R32:$src1, R32:$src2)>;