1 //===- X86InstrInfo.td - Describe the X86 Instruction Set --*- tablegen -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file describes the X86 instruction set, defining the instructions, and
11 // properties of the instructions which are needed for code generation, machine
12 // code emission, and analysis.
14 //===----------------------------------------------------------------------===//
16 //===----------------------------------------------------------------------===//
17 // X86 specific DAG Nodes.
20 def SDTIntShiftDOp: SDTypeProfile<1, 3,
21 [SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>,
22 SDTCisInt<0>, SDTCisInt<3>]>;
24 def SDTX86CmpTest : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>;
26 def SDTX86Cmov : SDTypeProfile<1, 4,
27 [SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>,
28 SDTCisVT<3, i8>, SDTCisVT<4, i32>]>;
30 def SDTX86BrCond : SDTypeProfile<0, 3,
31 [SDTCisVT<0, OtherVT>,
32 SDTCisVT<1, i8>, SDTCisVT<2, i32>]>;
34 def SDTX86SetCC : SDTypeProfile<1, 2,
36 SDTCisVT<1, i8>, SDTCisVT<2, i32>]>;
38 def SDTX86cas : SDTypeProfile<0, 3, [SDTCisPtrTy<0>, SDTCisInt<1>,
40 def SDTX86cas8 : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>;
42 def SDTX86Ret : SDTypeProfile<0, -1, [SDTCisVT<0, i16>]>;
44 def SDT_X86CallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i32> ]>;
45 def SDT_X86CallSeqEnd : SDCallSeqEnd<[ SDTCisVT<0, i32>,
48 def SDT_X86Call : SDTypeProfile<0, 1, [SDTCisVT<0, iPTR>]>;
50 def SDTX86RepStr : SDTypeProfile<0, 1, [SDTCisVT<0, OtherVT>]>;
52 def SDTX86RdTsc : SDTypeProfile<0, 0, []>;
54 def SDTX86Wrapper : SDTypeProfile<1, 1, [SDTCisSameAs<0, 1>, SDTCisPtrTy<0>]>;
56 def SDT_X86TLSADDR : SDTypeProfile<1, 1, [SDTCisPtrTy<0>, SDTCisInt<1>]>;
58 def SDT_X86TLSTP : SDTypeProfile<1, 0, [SDTCisPtrTy<0>]>;
60 def SDT_X86EHRET : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
62 def SDT_X86TCRET : SDTypeProfile<0, 2, [SDTCisPtrTy<0>, SDTCisVT<1, i32>]>;
64 def X86bsf : SDNode<"X86ISD::BSF", SDTIntUnaryOp>;
65 def X86bsr : SDNode<"X86ISD::BSR", SDTIntUnaryOp>;
66 def X86shld : SDNode<"X86ISD::SHLD", SDTIntShiftDOp>;
67 def X86shrd : SDNode<"X86ISD::SHRD", SDTIntShiftDOp>;
69 def X86cmp : SDNode<"X86ISD::CMP" , SDTX86CmpTest>;
71 def X86cmov : SDNode<"X86ISD::CMOV", SDTX86Cmov>;
72 def X86brcond : SDNode<"X86ISD::BRCOND", SDTX86BrCond,
74 def X86setcc : SDNode<"X86ISD::SETCC", SDTX86SetCC>;
76 def X86cas : SDNode<"X86ISD::LCMPXCHG_DAG", SDTX86cas,
77 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
79 def X86cas8 : SDNode<"X86ISD::LCMPXCHG8_DAG", SDTX86cas8,
80 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
83 def X86retflag : SDNode<"X86ISD::RET_FLAG", SDTX86Ret,
84 [SDNPHasChain, SDNPOptInFlag]>;
86 def X86callseq_start :
87 SDNode<"ISD::CALLSEQ_START", SDT_X86CallSeqStart,
88 [SDNPHasChain, SDNPOutFlag]>;
90 SDNode<"ISD::CALLSEQ_END", SDT_X86CallSeqEnd,
91 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
93 def X86call : SDNode<"X86ISD::CALL", SDT_X86Call,
94 [SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
96 def X86tailcall: SDNode<"X86ISD::TAILCALL", SDT_X86Call,
97 [SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
99 def X86rep_stos: SDNode<"X86ISD::REP_STOS", SDTX86RepStr,
100 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore]>;
101 def X86rep_movs: SDNode<"X86ISD::REP_MOVS", SDTX86RepStr,
102 [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
105 def X86rdtsc : SDNode<"X86ISD::RDTSC_DAG",SDTX86RdTsc,
106 [SDNPHasChain, SDNPOutFlag, SDNPSideEffect]>;
108 def X86Wrapper : SDNode<"X86ISD::Wrapper", SDTX86Wrapper>;
109 def X86WrapperRIP : SDNode<"X86ISD::WrapperRIP", SDTX86Wrapper>;
111 def X86tlsaddr : SDNode<"X86ISD::TLSADDR", SDT_X86TLSADDR,
112 [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
113 def X86TLStp : SDNode<"X86ISD::THREAD_POINTER", SDT_X86TLSTP, []>;
115 def X86ehret : SDNode<"X86ISD::EH_RETURN", SDT_X86EHRET,
118 def X86tcret : SDNode<"X86ISD::TC_RETURN", SDT_X86TCRET,
119 [SDNPHasChain, SDNPOptInFlag]>;
121 //===----------------------------------------------------------------------===//
122 // X86 Operand Definitions.
125 // *mem - Operand definitions for the funky X86 addressing mode operands.
127 class X86MemOperand<string printMethod> : Operand<iPTR> {
128 let PrintMethod = printMethod;
129 let MIOperandInfo = (ops ptr_rc, i8imm, ptr_rc, i32imm);
132 def i8mem : X86MemOperand<"printi8mem">;
133 def i16mem : X86MemOperand<"printi16mem">;
134 def i32mem : X86MemOperand<"printi32mem">;
135 def i64mem : X86MemOperand<"printi64mem">;
136 def i128mem : X86MemOperand<"printi128mem">;
137 def f32mem : X86MemOperand<"printf32mem">;
138 def f64mem : X86MemOperand<"printf64mem">;
139 def f80mem : X86MemOperand<"printf80mem">;
140 def f128mem : X86MemOperand<"printf128mem">;
142 def lea32mem : Operand<i32> {
143 let PrintMethod = "printi32mem";
144 let MIOperandInfo = (ops GR32, i8imm, GR32, i32imm);
147 def SSECC : Operand<i8> {
148 let PrintMethod = "printSSECC";
151 def piclabel: Operand<i32> {
152 let PrintMethod = "printPICLabel";
155 // A couple of more descriptive operand definitions.
156 // 16-bits but only 8 bits are significant.
157 def i16i8imm : Operand<i16>;
158 // 32-bits but only 8 bits are significant.
159 def i32i8imm : Operand<i32>;
161 // Branch targets have OtherVT type.
162 def brtarget : Operand<OtherVT>;
164 //===----------------------------------------------------------------------===//
165 // X86 Complex Pattern Definitions.
168 // Define X86 specific addressing mode.
169 def addr : ComplexPattern<iPTR, 4, "SelectAddr", [], []>;
170 def lea32addr : ComplexPattern<i32, 4, "SelectLEAAddr",
171 [add, mul, shl, or, frameindex], []>;
173 //===----------------------------------------------------------------------===//
174 // X86 Instruction Predicate Definitions.
175 def HasMMX : Predicate<"Subtarget->hasMMX()">;
176 def HasSSE1 : Predicate<"Subtarget->hasSSE1()">;
177 def HasSSE2 : Predicate<"Subtarget->hasSSE2()">;
178 def HasSSE3 : Predicate<"Subtarget->hasSSE3()">;
179 def HasSSSE3 : Predicate<"Subtarget->hasSSSE3()">;
180 def HasSSE41 : Predicate<"Subtarget->hasSSE41()">;
181 def HasSSE42 : Predicate<"Subtarget->hasSSE42()">;
182 def FPStackf32 : Predicate<"!Subtarget->hasSSE1()">;
183 def FPStackf64 : Predicate<"!Subtarget->hasSSE2()">;
184 def In32BitMode : Predicate<"!Subtarget->is64Bit()">;
185 def In64BitMode : Predicate<"Subtarget->is64Bit()">;
186 def SmallCode : Predicate<"TM.getCodeModel() == CodeModel::Small">;
187 def NotSmallCode : Predicate<"TM.getCodeModel() != CodeModel::Small">;
188 def IsStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">;
190 //===----------------------------------------------------------------------===//
191 // X86 Instruction Format Definitions.
194 include "X86InstrFormats.td"
196 //===----------------------------------------------------------------------===//
197 // Pattern fragments...
200 // X86 specific condition code. These correspond to CondCode in
201 // X86InstrInfo.h. They must be kept in synch.
202 def X86_COND_A : PatLeaf<(i8 0)>;
203 def X86_COND_AE : PatLeaf<(i8 1)>;
204 def X86_COND_B : PatLeaf<(i8 2)>;
205 def X86_COND_BE : PatLeaf<(i8 3)>;
206 def X86_COND_E : PatLeaf<(i8 4)>;
207 def X86_COND_G : PatLeaf<(i8 5)>;
208 def X86_COND_GE : PatLeaf<(i8 6)>;
209 def X86_COND_L : PatLeaf<(i8 7)>;
210 def X86_COND_LE : PatLeaf<(i8 8)>;
211 def X86_COND_NE : PatLeaf<(i8 9)>;
212 def X86_COND_NO : PatLeaf<(i8 10)>;
213 def X86_COND_NP : PatLeaf<(i8 11)>;
214 def X86_COND_NS : PatLeaf<(i8 12)>;
215 def X86_COND_O : PatLeaf<(i8 13)>;
216 def X86_COND_P : PatLeaf<(i8 14)>;
217 def X86_COND_S : PatLeaf<(i8 15)>;
219 def i16immSExt8 : PatLeaf<(i16 imm), [{
220 // i16immSExt8 predicate - True if the 16-bit immediate fits in a 8-bit
221 // sign extended field.
222 return (int16_t)N->getValue() == (int8_t)N->getValue();
225 def i32immSExt8 : PatLeaf<(i32 imm), [{
226 // i32immSExt8 predicate - True if the 32-bit immediate fits in a 8-bit
227 // sign extended field.
228 return (int32_t)N->getValue() == (int8_t)N->getValue();
231 // Helper fragments for loads.
232 def loadi8 : PatFrag<(ops node:$ptr), (i8 (load node:$ptr))>;
233 def loadi16 : PatFrag<(ops node:$ptr), (i16 (load node:$ptr))>;
234 def loadi32 : PatFrag<(ops node:$ptr), (i32 (load node:$ptr))>;
235 def loadi64 : PatFrag<(ops node:$ptr), (i64 (load node:$ptr))>;
237 def loadf32 : PatFrag<(ops node:$ptr), (f32 (load node:$ptr))>;
238 def loadf64 : PatFrag<(ops node:$ptr), (f64 (load node:$ptr))>;
239 def loadf80 : PatFrag<(ops node:$ptr), (f80 (load node:$ptr))>;
241 def sextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (sextloadi8 node:$ptr))>;
242 def sextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (sextloadi8 node:$ptr))>;
243 def sextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (sextloadi16 node:$ptr))>;
245 def zextloadi8i1 : PatFrag<(ops node:$ptr), (i8 (zextloadi1 node:$ptr))>;
246 def zextloadi16i1 : PatFrag<(ops node:$ptr), (i16 (zextloadi1 node:$ptr))>;
247 def zextloadi32i1 : PatFrag<(ops node:$ptr), (i32 (zextloadi1 node:$ptr))>;
248 def zextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (zextloadi8 node:$ptr))>;
249 def zextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (zextloadi8 node:$ptr))>;
250 def zextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (zextloadi16 node:$ptr))>;
252 def extloadi8i1 : PatFrag<(ops node:$ptr), (i8 (extloadi1 node:$ptr))>;
253 def extloadi16i1 : PatFrag<(ops node:$ptr), (i16 (extloadi1 node:$ptr))>;
254 def extloadi32i1 : PatFrag<(ops node:$ptr), (i32 (extloadi1 node:$ptr))>;
255 def extloadi16i8 : PatFrag<(ops node:$ptr), (i16 (extloadi8 node:$ptr))>;
256 def extloadi32i8 : PatFrag<(ops node:$ptr), (i32 (extloadi8 node:$ptr))>;
257 def extloadi32i16 : PatFrag<(ops node:$ptr), (i32 (extloadi16 node:$ptr))>;
260 // An 'and' node with a single use.
261 def and_su : PatFrag<(ops node:$lhs, node:$rhs), (and node:$lhs, node:$rhs), [{
262 return N->hasOneUse();
265 //===----------------------------------------------------------------------===//
266 // Instruction list...
269 // ADJCALLSTACKDOWN/UP implicitly use/def ESP because they may be expanded into
270 // a stack adjustment and the codegen must know that they may modify the stack
271 // pointer before prolog-epilog rewriting occurs.
272 // Pessimistically assume ADJCALLSTACKDOWN / ADJCALLSTACKUP will become
273 // sub / add which can clobber EFLAGS.
274 let Defs = [ESP, EFLAGS], Uses = [ESP] in {
275 def ADJCALLSTACKDOWN : I<0, Pseudo, (outs), (ins i32imm:$amt),
277 [(X86callseq_start imm:$amt)]>;
278 def ADJCALLSTACKUP : I<0, Pseudo, (outs), (ins i32imm:$amt1, i32imm:$amt2),
280 [(X86callseq_end imm:$amt1, imm:$amt2)]>;
282 let isImplicitDef = 1 in {
283 def IMPLICIT_DEF_GR8 : I<0, Pseudo, (outs GR8:$dst), (ins),
284 "#IMPLICIT_DEF $dst",
285 [(set GR8:$dst, (undef))]>;
286 def IMPLICIT_DEF_GR16 : I<0, Pseudo, (outs GR16:$dst), (ins),
287 "#IMPLICIT_DEF $dst",
288 [(set GR16:$dst, (undef))]>;
289 def IMPLICIT_DEF_GR32 : I<0, Pseudo, (outs GR32:$dst), (ins),
290 "#IMPLICIT_DEF $dst",
291 [(set GR32:$dst, (undef))]>;
295 let neverHasSideEffects = 1 in
296 def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", []>;
299 let neverHasSideEffects = 1, isNotDuplicable = 1 in
300 def MOVPC32r : Ii32<0xE8, Pseudo, (outs GR32:$reg), (ins piclabel:$label),
301 "call\t$label\n\tpop{l}\t$reg", []>;
303 //===----------------------------------------------------------------------===//
304 // Control Flow Instructions...
307 // Return instructions.
308 let isTerminator = 1, isReturn = 1, isBarrier = 1,
309 hasCtrlDep = 1, FPForm = SpecialFP, FPFormBits = SpecialFP.Value in {
310 def RET : I <0xC3, RawFrm, (outs), (ins variable_ops),
312 [/*(X86retflag 0)*/ /*FIXME: Disabled: rdar://5791600*/]>;
313 def RETI : Ii16<0xC2, RawFrm, (outs), (ins i16imm:$amt, variable_ops),
315 [(X86retflag imm:$amt)]>;
318 // All branches are RawFrm, Void, Branch, and Terminators
319 let isBranch = 1, isTerminator = 1 in
320 class IBr<bits<8> opcode, dag ins, string asm, list<dag> pattern> :
321 I<opcode, RawFrm, (outs), ins, asm, pattern>;
323 let isBranch = 1, isBarrier = 1 in
324 def JMP : IBr<0xE9, (ins brtarget:$dst), "jmp\t$dst", [(br bb:$dst)]>;
327 let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1 in {
328 def JMP32r : I<0xFF, MRM4r, (outs), (ins GR32:$dst), "jmp{l}\t{*}$dst",
329 [(brind GR32:$dst)]>;
330 def JMP32m : I<0xFF, MRM4m, (outs), (ins i32mem:$dst), "jmp{l}\t{*}$dst",
331 [(brind (loadi32 addr:$dst))]>;
334 // Conditional branches
335 let Uses = [EFLAGS] in {
336 def JE : IBr<0x84, (ins brtarget:$dst), "je\t$dst",
337 [(X86brcond bb:$dst, X86_COND_E, EFLAGS)]>, TB;
338 def JNE : IBr<0x85, (ins brtarget:$dst), "jne\t$dst",
339 [(X86brcond bb:$dst, X86_COND_NE, EFLAGS)]>, TB;
340 def JL : IBr<0x8C, (ins brtarget:$dst), "jl\t$dst",
341 [(X86brcond bb:$dst, X86_COND_L, EFLAGS)]>, TB;
342 def JLE : IBr<0x8E, (ins brtarget:$dst), "jle\t$dst",
343 [(X86brcond bb:$dst, X86_COND_LE, EFLAGS)]>, TB;
344 def JG : IBr<0x8F, (ins brtarget:$dst), "jg\t$dst",
345 [(X86brcond bb:$dst, X86_COND_G, EFLAGS)]>, TB;
346 def JGE : IBr<0x8D, (ins brtarget:$dst), "jge\t$dst",
347 [(X86brcond bb:$dst, X86_COND_GE, EFLAGS)]>, TB;
349 def JB : IBr<0x82, (ins brtarget:$dst), "jb\t$dst",
350 [(X86brcond bb:$dst, X86_COND_B, EFLAGS)]>, TB;
351 def JBE : IBr<0x86, (ins brtarget:$dst), "jbe\t$dst",
352 [(X86brcond bb:$dst, X86_COND_BE, EFLAGS)]>, TB;
353 def JA : IBr<0x87, (ins brtarget:$dst), "ja\t$dst",
354 [(X86brcond bb:$dst, X86_COND_A, EFLAGS)]>, TB;
355 def JAE : IBr<0x83, (ins brtarget:$dst), "jae\t$dst",
356 [(X86brcond bb:$dst, X86_COND_AE, EFLAGS)]>, TB;
358 def JS : IBr<0x88, (ins brtarget:$dst), "js\t$dst",
359 [(X86brcond bb:$dst, X86_COND_S, EFLAGS)]>, TB;
360 def JNS : IBr<0x89, (ins brtarget:$dst), "jns\t$dst",
361 [(X86brcond bb:$dst, X86_COND_NS, EFLAGS)]>, TB;
362 def JP : IBr<0x8A, (ins brtarget:$dst), "jp\t$dst",
363 [(X86brcond bb:$dst, X86_COND_P, EFLAGS)]>, TB;
364 def JNP : IBr<0x8B, (ins brtarget:$dst), "jnp\t$dst",
365 [(X86brcond bb:$dst, X86_COND_NP, EFLAGS)]>, TB;
366 def JO : IBr<0x80, (ins brtarget:$dst), "jo\t$dst",
367 [(X86brcond bb:$dst, X86_COND_O, EFLAGS)]>, TB;
368 def JNO : IBr<0x81, (ins brtarget:$dst), "jno\t$dst",
369 [(X86brcond bb:$dst, X86_COND_NO, EFLAGS)]>, TB;
372 //===----------------------------------------------------------------------===//
373 // Call Instructions...
376 // All calls clobber the non-callee saved registers...
377 let Defs = [EAX, ECX, EDX, FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0,
378 MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
379 XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7, EFLAGS] in {
380 def CALLpcrel32 : Ii32<0xE8, RawFrm, (outs), (ins i32imm:$dst,variable_ops),
381 "call\t${dst:call}", []>;
382 def CALL32r : I<0xFF, MRM2r, (outs), (ins GR32:$dst, variable_ops),
383 "call\t{*}$dst", [(X86call GR32:$dst)]>;
384 def CALL32m : I<0xFF, MRM2m, (outs), (ins i32mem:$dst, variable_ops),
385 "call\t{*}$dst", []>;
390 def TAILCALL : I<0, Pseudo, (outs), (ins),
394 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
395 def TCRETURNdi : I<0, Pseudo, (outs), (ins i32imm:$dst, i32imm:$offset),
396 "#TC_RETURN $dst $offset",
399 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
400 def TCRETURNri : I<0, Pseudo, (outs), (ins GR32:$dst, i32imm:$offset),
401 "#TC_RETURN $dst $offset",
404 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
405 def TAILJMPd : IBr<0xE9, (ins i32imm:$dst), "jmp\t${dst:call} # TAILCALL",
407 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
408 def TAILJMPr : I<0xFF, MRM4r, (outs), (ins GR32:$dst), "jmp{l}\t{*}$dst # TAILCALL",
410 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
411 def TAILJMPm : I<0xFF, MRM4m, (outs), (ins i32mem:$dst),
412 "jmp\t{*}$dst # TAILCALL", []>;
414 //===----------------------------------------------------------------------===//
415 // Miscellaneous Instructions...
417 let Defs = [EBP, ESP], Uses = [EBP, ESP], mayLoad = 1, neverHasSideEffects=1 in
418 def LEAVE : I<0xC9, RawFrm,
419 (outs), (ins), "leave", []>;
421 let Defs = [ESP], Uses = [ESP], neverHasSideEffects=1 in {
423 def POP32r : I<0x58, AddRegFrm, (outs GR32:$reg), (ins), "pop{l}\t$reg", []>;
426 def PUSH32r : I<0x50, AddRegFrm, (outs), (ins GR32:$reg), "push{l}\t$reg",[]>;
429 let Defs = [ESP, EFLAGS], Uses = [ESP], mayLoad = 1, neverHasSideEffects=1 in
430 def POPFD : I<0x9D, RawFrm, (outs), (ins), "popf", []>;
431 let Defs = [ESP], Uses = [ESP, EFLAGS], mayStore = 1, neverHasSideEffects=1 in
432 def PUSHFD : I<0x9C, RawFrm, (outs), (ins), "pushf", []>;
434 let isTwoAddress = 1 in // GR32 = bswap GR32
435 def BSWAP32r : I<0xC8, AddRegFrm,
436 (outs GR32:$dst), (ins GR32:$src),
438 [(set GR32:$dst, (bswap GR32:$src))]>, TB;
441 // Bit scan instructions.
442 let Defs = [EFLAGS] in {
443 def BSF16rr : I<0xBC, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
444 "bsf{w}\t{$src, $dst|$dst, $src}",
445 [(set GR16:$dst, (X86bsf GR16:$src)), (implicit EFLAGS)]>, TB;
446 def BSF16rm : I<0xBC, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
447 "bsf{w}\t{$src, $dst|$dst, $src}",
448 [(set GR16:$dst, (X86bsf (loadi16 addr:$src))),
449 (implicit EFLAGS)]>, TB;
450 def BSF32rr : I<0xBC, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
451 "bsf{l}\t{$src, $dst|$dst, $src}",
452 [(set GR32:$dst, (X86bsf GR32:$src)), (implicit EFLAGS)]>, TB;
453 def BSF32rm : I<0xBC, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
454 "bsf{l}\t{$src, $dst|$dst, $src}",
455 [(set GR32:$dst, (X86bsf (loadi32 addr:$src))),
456 (implicit EFLAGS)]>, TB;
458 def BSR16rr : I<0xBD, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
459 "bsr{w}\t{$src, $dst|$dst, $src}",
460 [(set GR16:$dst, (X86bsr GR16:$src)), (implicit EFLAGS)]>, TB;
461 def BSR16rm : I<0xBD, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
462 "bsr{w}\t{$src, $dst|$dst, $src}",
463 [(set GR16:$dst, (X86bsr (loadi16 addr:$src))),
464 (implicit EFLAGS)]>, TB;
465 def BSR32rr : I<0xBD, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
466 "bsr{l}\t{$src, $dst|$dst, $src}",
467 [(set GR32:$dst, (X86bsr GR32:$src)), (implicit EFLAGS)]>, TB;
468 def BSR32rm : I<0xBD, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
469 "bsr{l}\t{$src, $dst|$dst, $src}",
470 [(set GR32:$dst, (X86bsr (loadi32 addr:$src))),
471 (implicit EFLAGS)]>, TB;
474 let neverHasSideEffects = 1 in
475 def LEA16r : I<0x8D, MRMSrcMem,
476 (outs GR16:$dst), (ins i32mem:$src),
477 "lea{w}\t{$src|$dst}, {$dst|$src}", []>, OpSize;
478 def LEA32r : I<0x8D, MRMSrcMem,
479 (outs GR32:$dst), (ins lea32mem:$src),
480 "lea{l}\t{$src|$dst}, {$dst|$src}",
481 [(set GR32:$dst, lea32addr:$src)]>, Requires<[In32BitMode]>;
483 let Defs = [ECX,EDI,ESI], Uses = [ECX,EDI,ESI] in {
484 def REP_MOVSB : I<0xA4, RawFrm, (outs), (ins), "{rep;movsb|rep movsb}",
485 [(X86rep_movs i8)]>, REP;
486 def REP_MOVSW : I<0xA5, RawFrm, (outs), (ins), "{rep;movsw|rep movsw}",
487 [(X86rep_movs i16)]>, REP, OpSize;
488 def REP_MOVSD : I<0xA5, RawFrm, (outs), (ins), "{rep;movsl|rep movsd}",
489 [(X86rep_movs i32)]>, REP;
492 let Defs = [ECX,EDI], Uses = [AL,ECX,EDI] in
493 def REP_STOSB : I<0xAA, RawFrm, (outs), (ins), "{rep;stosb|rep stosb}",
494 [(X86rep_stos i8)]>, REP;
495 let Defs = [ECX,EDI], Uses = [AX,ECX,EDI] in
496 def REP_STOSW : I<0xAB, RawFrm, (outs), (ins), "{rep;stosw|rep stosw}",
497 [(X86rep_stos i16)]>, REP, OpSize;
498 let Defs = [ECX,EDI], Uses = [EAX,ECX,EDI] in
499 def REP_STOSD : I<0xAB, RawFrm, (outs), (ins), "{rep;stosl|rep stosd}",
500 [(X86rep_stos i32)]>, REP;
502 let Defs = [RAX, RDX] in
503 def RDTSC : I<0x31, RawFrm, (outs), (ins), "rdtsc", [(X86rdtsc)]>,
506 let isBarrier = 1, hasCtrlDep = 1 in {
507 def TRAP : I<0x0B, RawFrm, (outs), (ins), "ud2", [(trap)]>, TB;
510 //===----------------------------------------------------------------------===//
511 // Input/Output Instructions...
513 let Defs = [AL], Uses = [DX] in
514 def IN8rr : I<0xEC, RawFrm, (outs), (ins),
515 "in{b}\t{%dx, %al|%AL, %DX}", []>;
516 let Defs = [AX], Uses = [DX] in
517 def IN16rr : I<0xED, RawFrm, (outs), (ins),
518 "in{w}\t{%dx, %ax|%AX, %DX}", []>, OpSize;
519 let Defs = [EAX], Uses = [DX] in
520 def IN32rr : I<0xED, RawFrm, (outs), (ins),
521 "in{l}\t{%dx, %eax|%EAX, %DX}", []>;
524 def IN8ri : Ii8<0xE4, RawFrm, (outs), (ins i16i8imm:$port),
525 "in{b}\t{$port, %al|%AL, $port}", []>;
527 def IN16ri : Ii8<0xE5, RawFrm, (outs), (ins i16i8imm:$port),
528 "in{w}\t{$port, %ax|%AX, $port}", []>, OpSize;
530 def IN32ri : Ii8<0xE5, RawFrm, (outs), (ins i16i8imm:$port),
531 "in{l}\t{$port, %eax|%EAX, $port}", []>;
533 let Uses = [DX, AL] in
534 def OUT8rr : I<0xEE, RawFrm, (outs), (ins),
535 "out{b}\t{%al, %dx|%DX, %AL}", []>;
536 let Uses = [DX, AX] in
537 def OUT16rr : I<0xEF, RawFrm, (outs), (ins),
538 "out{w}\t{%ax, %dx|%DX, %AX}", []>, OpSize;
539 let Uses = [DX, EAX] in
540 def OUT32rr : I<0xEF, RawFrm, (outs), (ins),
541 "out{l}\t{%eax, %dx|%DX, %EAX}", []>;
544 def OUT8ir : Ii8<0xE6, RawFrm, (outs), (ins i16i8imm:$port),
545 "out{b}\t{%al, $port|$port, %AL}", []>;
547 def OUT16ir : Ii8<0xE7, RawFrm, (outs), (ins i16i8imm:$port),
548 "out{w}\t{%ax, $port|$port, %AX}", []>, OpSize;
550 def OUT32ir : Ii8<0xE7, RawFrm, (outs), (ins i16i8imm:$port),
551 "out{l}\t{%eax, $port|$port, %EAX}", []>;
553 //===----------------------------------------------------------------------===//
554 // Move Instructions...
556 let neverHasSideEffects = 1 in {
557 def MOV8rr : I<0x88, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src),
558 "mov{b}\t{$src, $dst|$dst, $src}", []>;
559 def MOV16rr : I<0x89, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
560 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
561 def MOV32rr : I<0x89, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
562 "mov{l}\t{$src, $dst|$dst, $src}", []>;
564 let isReMaterializable = 1 in {
565 def MOV8ri : Ii8 <0xB0, AddRegFrm, (outs GR8 :$dst), (ins i8imm :$src),
566 "mov{b}\t{$src, $dst|$dst, $src}",
567 [(set GR8:$dst, imm:$src)]>;
568 def MOV16ri : Ii16<0xB8, AddRegFrm, (outs GR16:$dst), (ins i16imm:$src),
569 "mov{w}\t{$src, $dst|$dst, $src}",
570 [(set GR16:$dst, imm:$src)]>, OpSize;
571 def MOV32ri : Ii32<0xB8, AddRegFrm, (outs GR32:$dst), (ins i32imm:$src),
572 "mov{l}\t{$src, $dst|$dst, $src}",
573 [(set GR32:$dst, imm:$src)]>;
575 def MOV8mi : Ii8 <0xC6, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src),
576 "mov{b}\t{$src, $dst|$dst, $src}",
577 [(store (i8 imm:$src), addr:$dst)]>;
578 def MOV16mi : Ii16<0xC7, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src),
579 "mov{w}\t{$src, $dst|$dst, $src}",
580 [(store (i16 imm:$src), addr:$dst)]>, OpSize;
581 def MOV32mi : Ii32<0xC7, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src),
582 "mov{l}\t{$src, $dst|$dst, $src}",
583 [(store (i32 imm:$src), addr:$dst)]>;
585 let isSimpleLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
586 def MOV8rm : I<0x8A, MRMSrcMem, (outs GR8 :$dst), (ins i8mem :$src),
587 "mov{b}\t{$src, $dst|$dst, $src}",
588 [(set GR8:$dst, (load addr:$src))]>;
589 def MOV16rm : I<0x8B, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
590 "mov{w}\t{$src, $dst|$dst, $src}",
591 [(set GR16:$dst, (load addr:$src))]>, OpSize;
592 def MOV32rm : I<0x8B, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
593 "mov{l}\t{$src, $dst|$dst, $src}",
594 [(set GR32:$dst, (load addr:$src))]>;
597 def MOV8mr : I<0x88, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src),
598 "mov{b}\t{$src, $dst|$dst, $src}",
599 [(store GR8:$src, addr:$dst)]>;
600 def MOV16mr : I<0x89, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
601 "mov{w}\t{$src, $dst|$dst, $src}",
602 [(store GR16:$src, addr:$dst)]>, OpSize;
603 def MOV32mr : I<0x89, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
604 "mov{l}\t{$src, $dst|$dst, $src}",
605 [(store GR32:$src, addr:$dst)]>;
607 //===----------------------------------------------------------------------===//
608 // Fixed-Register Multiplication and Division Instructions...
611 // Extra precision multiplication
612 let Defs = [AL,AH,EFLAGS], Uses = [AL] in
613 def MUL8r : I<0xF6, MRM4r, (outs), (ins GR8:$src), "mul{b}\t$src",
614 // FIXME: Used for 8-bit mul, ignore result upper 8 bits.
615 // This probably ought to be moved to a def : Pat<> if the
616 // syntax can be accepted.
617 [(set AL, (mul AL, GR8:$src))]>; // AL,AH = AL*GR8
618 let Defs = [AX,DX,EFLAGS], Uses = [AX], neverHasSideEffects = 1 in
619 def MUL16r : I<0xF7, MRM4r, (outs), (ins GR16:$src), "mul{w}\t$src", []>,
620 OpSize; // AX,DX = AX*GR16
621 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX], neverHasSideEffects = 1 in
622 def MUL32r : I<0xF7, MRM4r, (outs), (ins GR32:$src), "mul{l}\t$src", []>;
623 // EAX,EDX = EAX*GR32
624 let Defs = [AL,AH,EFLAGS], Uses = [AL] in
625 def MUL8m : I<0xF6, MRM4m, (outs), (ins i8mem :$src),
627 // FIXME: Used for 8-bit mul, ignore result upper 8 bits.
628 // This probably ought to be moved to a def : Pat<> if the
629 // syntax can be accepted.
630 [(set AL, (mul AL, (loadi8 addr:$src)))]>; // AL,AH = AL*[mem8]
631 let mayLoad = 1, neverHasSideEffects = 1 in {
632 let Defs = [AX,DX,EFLAGS], Uses = [AX] in
633 def MUL16m : I<0xF7, MRM4m, (outs), (ins i16mem:$src),
634 "mul{w}\t$src", []>, OpSize; // AX,DX = AX*[mem16]
635 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
636 def MUL32m : I<0xF7, MRM4m, (outs), (ins i32mem:$src),
637 "mul{l}\t$src", []>; // EAX,EDX = EAX*[mem32]
640 let neverHasSideEffects = 1 in {
641 let Defs = [AL,AH,EFLAGS], Uses = [AL] in
642 def IMUL8r : I<0xF6, MRM5r, (outs), (ins GR8:$src), "imul{b}\t$src", []>;
644 let Defs = [AX,DX,EFLAGS], Uses = [AX] in
645 def IMUL16r : I<0xF7, MRM5r, (outs), (ins GR16:$src), "imul{w}\t$src", []>,
646 OpSize; // AX,DX = AX*GR16
647 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
648 def IMUL32r : I<0xF7, MRM5r, (outs), (ins GR32:$src), "imul{l}\t$src", []>;
649 // EAX,EDX = EAX*GR32
651 let Defs = [AL,AH,EFLAGS], Uses = [AL] in
652 def IMUL8m : I<0xF6, MRM5m, (outs), (ins i8mem :$src),
653 "imul{b}\t$src", []>; // AL,AH = AL*[mem8]
654 let Defs = [AX,DX,EFLAGS], Uses = [AX] in
655 def IMUL16m : I<0xF7, MRM5m, (outs), (ins i16mem:$src),
656 "imul{w}\t$src", []>, OpSize; // AX,DX = AX*[mem16]
657 let Defs = [EAX,EDX], Uses = [EAX] in
658 def IMUL32m : I<0xF7, MRM5m, (outs), (ins i32mem:$src),
659 "imul{l}\t$src", []>; // EAX,EDX = EAX*[mem32]
662 // unsigned division/remainder
663 let Defs = [AX,EFLAGS], Uses = [AL,AH] in
664 def DIV8r : I<0xF6, MRM6r, (outs), (ins GR8:$src), // AX/r8 = AL,AH
666 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
667 def DIV16r : I<0xF7, MRM6r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX
668 "div{w}\t$src", []>, OpSize;
669 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
670 def DIV32r : I<0xF7, MRM6r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX
673 let Defs = [AX,EFLAGS], Uses = [AL,AH] in
674 def DIV8m : I<0xF6, MRM6m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH
676 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
677 def DIV16m : I<0xF7, MRM6m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX
678 "div{w}\t$src", []>, OpSize;
679 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
680 def DIV32m : I<0xF7, MRM6m, (outs), (ins i32mem:$src), // EDX:EAX/[mem32] = EAX,EDX
684 // Signed division/remainder.
685 let Defs = [AX,EFLAGS], Uses = [AL,AH] in
686 def IDIV8r : I<0xF6, MRM7r, (outs), (ins GR8:$src), // AX/r8 = AL,AH
687 "idiv{b}\t$src", []>;
688 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
689 def IDIV16r: I<0xF7, MRM7r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX
690 "idiv{w}\t$src", []>, OpSize;
691 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
692 def IDIV32r: I<0xF7, MRM7r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX
693 "idiv{l}\t$src", []>;
694 let mayLoad = 1, mayLoad = 1 in {
695 let Defs = [AX,EFLAGS], Uses = [AL,AH] in
696 def IDIV8m : I<0xF6, MRM7m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH
697 "idiv{b}\t$src", []>;
698 let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
699 def IDIV16m: I<0xF7, MRM7m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX
700 "idiv{w}\t$src", []>, OpSize;
701 let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
702 def IDIV32m: I<0xF7, MRM7m, (outs), (ins i32mem:$src), // EDX:EAX/[mem32] = EAX,EDX
703 "idiv{l}\t$src", []>;
705 } // neverHasSideEffects
707 //===----------------------------------------------------------------------===//
708 // Two address Instructions.
710 let isTwoAddress = 1 in {
713 let Uses = [EFLAGS] in {
714 let isCommutable = 1 in {
715 def CMOVB16rr : I<0x42, MRMSrcReg, // if <u, GR16 = GR16
716 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
717 "cmovb\t{$src2, $dst|$dst, $src2}",
718 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
719 X86_COND_B, EFLAGS))]>,
721 def CMOVB32rr : I<0x42, MRMSrcReg, // if <u, GR32 = GR32
722 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
723 "cmovb\t{$src2, $dst|$dst, $src2}",
724 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
725 X86_COND_B, EFLAGS))]>,
728 def CMOVAE16rr: I<0x43, MRMSrcReg, // if >=u, GR16 = GR16
729 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
730 "cmovae\t{$src2, $dst|$dst, $src2}",
731 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
732 X86_COND_AE, EFLAGS))]>,
734 def CMOVAE32rr: I<0x43, MRMSrcReg, // if >=u, GR32 = GR32
735 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
736 "cmovae\t{$src2, $dst|$dst, $src2}",
737 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
738 X86_COND_AE, EFLAGS))]>,
740 def CMOVE16rr : I<0x44, MRMSrcReg, // if ==, GR16 = GR16
741 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
742 "cmove\t{$src2, $dst|$dst, $src2}",
743 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
744 X86_COND_E, EFLAGS))]>,
746 def CMOVE32rr : I<0x44, MRMSrcReg, // if ==, GR32 = GR32
747 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
748 "cmove\t{$src2, $dst|$dst, $src2}",
749 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
750 X86_COND_E, EFLAGS))]>,
752 def CMOVNE16rr: I<0x45, MRMSrcReg, // if !=, GR16 = GR16
753 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
754 "cmovne\t{$src2, $dst|$dst, $src2}",
755 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
756 X86_COND_NE, EFLAGS))]>,
758 def CMOVNE32rr: I<0x45, MRMSrcReg, // if !=, GR32 = GR32
759 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
760 "cmovne\t{$src2, $dst|$dst, $src2}",
761 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
762 X86_COND_NE, EFLAGS))]>,
764 def CMOVBE16rr: I<0x46, MRMSrcReg, // if <=u, GR16 = GR16
765 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
766 "cmovbe\t{$src2, $dst|$dst, $src2}",
767 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
768 X86_COND_BE, EFLAGS))]>,
770 def CMOVBE32rr: I<0x46, MRMSrcReg, // if <=u, GR32 = GR32
771 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
772 "cmovbe\t{$src2, $dst|$dst, $src2}",
773 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
774 X86_COND_BE, EFLAGS))]>,
776 def CMOVA16rr : I<0x47, MRMSrcReg, // if >u, GR16 = GR16
777 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
778 "cmova\t{$src2, $dst|$dst, $src2}",
779 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
780 X86_COND_A, EFLAGS))]>,
782 def CMOVA32rr : I<0x47, MRMSrcReg, // if >u, GR32 = GR32
783 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
784 "cmova\t{$src2, $dst|$dst, $src2}",
785 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
786 X86_COND_A, EFLAGS))]>,
788 def CMOVL16rr : I<0x4C, MRMSrcReg, // if <s, GR16 = GR16
789 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
790 "cmovl\t{$src2, $dst|$dst, $src2}",
791 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
792 X86_COND_L, EFLAGS))]>,
794 def CMOVL32rr : I<0x4C, MRMSrcReg, // if <s, GR32 = GR32
795 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
796 "cmovl\t{$src2, $dst|$dst, $src2}",
797 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
798 X86_COND_L, EFLAGS))]>,
800 def CMOVGE16rr: I<0x4D, MRMSrcReg, // if >=s, GR16 = GR16
801 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
802 "cmovge\t{$src2, $dst|$dst, $src2}",
803 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
804 X86_COND_GE, EFLAGS))]>,
806 def CMOVGE32rr: I<0x4D, MRMSrcReg, // if >=s, GR32 = GR32
807 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
808 "cmovge\t{$src2, $dst|$dst, $src2}",
809 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
810 X86_COND_GE, EFLAGS))]>,
812 def CMOVLE16rr: I<0x4E, MRMSrcReg, // if <=s, GR16 = GR16
813 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
814 "cmovle\t{$src2, $dst|$dst, $src2}",
815 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
816 X86_COND_LE, EFLAGS))]>,
818 def CMOVLE32rr: I<0x4E, MRMSrcReg, // if <=s, GR32 = GR32
819 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
820 "cmovle\t{$src2, $dst|$dst, $src2}",
821 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
822 X86_COND_LE, EFLAGS))]>,
824 def CMOVG16rr : I<0x4F, MRMSrcReg, // if >s, GR16 = GR16
825 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
826 "cmovg\t{$src2, $dst|$dst, $src2}",
827 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
828 X86_COND_G, EFLAGS))]>,
830 def CMOVG32rr : I<0x4F, MRMSrcReg, // if >s, GR32 = GR32
831 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
832 "cmovg\t{$src2, $dst|$dst, $src2}",
833 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
834 X86_COND_G, EFLAGS))]>,
836 def CMOVS16rr : I<0x48, MRMSrcReg, // if signed, GR16 = GR16
837 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
838 "cmovs\t{$src2, $dst|$dst, $src2}",
839 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
840 X86_COND_S, EFLAGS))]>,
842 def CMOVS32rr : I<0x48, MRMSrcReg, // if signed, GR32 = GR32
843 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
844 "cmovs\t{$src2, $dst|$dst, $src2}",
845 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
846 X86_COND_S, EFLAGS))]>,
848 def CMOVNS16rr: I<0x49, MRMSrcReg, // if !signed, GR16 = GR16
849 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
850 "cmovns\t{$src2, $dst|$dst, $src2}",
851 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
852 X86_COND_NS, EFLAGS))]>,
854 def CMOVNS32rr: I<0x49, MRMSrcReg, // if !signed, GR32 = GR32
855 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
856 "cmovns\t{$src2, $dst|$dst, $src2}",
857 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
858 X86_COND_NS, EFLAGS))]>,
860 def CMOVP16rr : I<0x4A, MRMSrcReg, // if parity, GR16 = GR16
861 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
862 "cmovp\t{$src2, $dst|$dst, $src2}",
863 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
864 X86_COND_P, EFLAGS))]>,
866 def CMOVP32rr : I<0x4A, MRMSrcReg, // if parity, GR32 = GR32
867 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
868 "cmovp\t{$src2, $dst|$dst, $src2}",
869 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
870 X86_COND_P, EFLAGS))]>,
872 def CMOVNP16rr : I<0x4B, MRMSrcReg, // if !parity, GR16 = GR16
873 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
874 "cmovnp\t{$src2, $dst|$dst, $src2}",
875 [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
876 X86_COND_NP, EFLAGS))]>,
878 def CMOVNP32rr : I<0x4B, MRMSrcReg, // if !parity, GR32 = GR32
879 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
880 "cmovnp\t{$src2, $dst|$dst, $src2}",
881 [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
882 X86_COND_NP, EFLAGS))]>,
884 } // isCommutable = 1
886 def CMOVNP32rm : I<0x4B, MRMSrcMem, // if !parity, GR32 = [mem32]
887 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
888 "cmovnp\t{$src2, $dst|$dst, $src2}",
889 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
890 X86_COND_NP, EFLAGS))]>,
893 def CMOVB16rm : I<0x42, MRMSrcMem, // if <u, GR16 = [mem16]
894 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
895 "cmovb\t{$src2, $dst|$dst, $src2}",
896 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
897 X86_COND_B, EFLAGS))]>,
899 def CMOVB32rm : I<0x42, MRMSrcMem, // if <u, GR32 = [mem32]
900 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
901 "cmovb\t{$src2, $dst|$dst, $src2}",
902 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
903 X86_COND_B, EFLAGS))]>,
905 def CMOVAE16rm: I<0x43, MRMSrcMem, // if >=u, GR16 = [mem16]
906 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
907 "cmovae\t{$src2, $dst|$dst, $src2}",
908 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
909 X86_COND_AE, EFLAGS))]>,
911 def CMOVAE32rm: I<0x43, MRMSrcMem, // if >=u, GR32 = [mem32]
912 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
913 "cmovae\t{$src2, $dst|$dst, $src2}",
914 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
915 X86_COND_AE, EFLAGS))]>,
917 def CMOVE16rm : I<0x44, MRMSrcMem, // if ==, GR16 = [mem16]
918 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
919 "cmove\t{$src2, $dst|$dst, $src2}",
920 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
921 X86_COND_E, EFLAGS))]>,
923 def CMOVE32rm : I<0x44, MRMSrcMem, // if ==, GR32 = [mem32]
924 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
925 "cmove\t{$src2, $dst|$dst, $src2}",
926 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
927 X86_COND_E, EFLAGS))]>,
929 def CMOVNE16rm: I<0x45, MRMSrcMem, // if !=, GR16 = [mem16]
930 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
931 "cmovne\t{$src2, $dst|$dst, $src2}",
932 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
933 X86_COND_NE, EFLAGS))]>,
935 def CMOVNE32rm: I<0x45, MRMSrcMem, // if !=, GR32 = [mem32]
936 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
937 "cmovne\t{$src2, $dst|$dst, $src2}",
938 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
939 X86_COND_NE, EFLAGS))]>,
941 def CMOVBE16rm: I<0x46, MRMSrcMem, // if <=u, GR16 = [mem16]
942 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
943 "cmovbe\t{$src2, $dst|$dst, $src2}",
944 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
945 X86_COND_BE, EFLAGS))]>,
947 def CMOVBE32rm: I<0x46, MRMSrcMem, // if <=u, GR32 = [mem32]
948 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
949 "cmovbe\t{$src2, $dst|$dst, $src2}",
950 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
951 X86_COND_BE, EFLAGS))]>,
953 def CMOVA16rm : I<0x47, MRMSrcMem, // if >u, GR16 = [mem16]
954 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
955 "cmova\t{$src2, $dst|$dst, $src2}",
956 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
957 X86_COND_A, EFLAGS))]>,
959 def CMOVA32rm : I<0x47, MRMSrcMem, // if >u, GR32 = [mem32]
960 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
961 "cmova\t{$src2, $dst|$dst, $src2}",
962 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
963 X86_COND_A, EFLAGS))]>,
965 def CMOVL16rm : I<0x4C, MRMSrcMem, // if <s, GR16 = [mem16]
966 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
967 "cmovl\t{$src2, $dst|$dst, $src2}",
968 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
969 X86_COND_L, EFLAGS))]>,
971 def CMOVL32rm : I<0x4C, MRMSrcMem, // if <s, GR32 = [mem32]
972 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
973 "cmovl\t{$src2, $dst|$dst, $src2}",
974 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
975 X86_COND_L, EFLAGS))]>,
977 def CMOVGE16rm: I<0x4D, MRMSrcMem, // if >=s, GR16 = [mem16]
978 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
979 "cmovge\t{$src2, $dst|$dst, $src2}",
980 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
981 X86_COND_GE, EFLAGS))]>,
983 def CMOVGE32rm: I<0x4D, MRMSrcMem, // if >=s, GR32 = [mem32]
984 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
985 "cmovge\t{$src2, $dst|$dst, $src2}",
986 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
987 X86_COND_GE, EFLAGS))]>,
989 def CMOVLE16rm: I<0x4E, MRMSrcMem, // if <=s, GR16 = [mem16]
990 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
991 "cmovle\t{$src2, $dst|$dst, $src2}",
992 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
993 X86_COND_LE, EFLAGS))]>,
995 def CMOVLE32rm: I<0x4E, MRMSrcMem, // if <=s, GR32 = [mem32]
996 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
997 "cmovle\t{$src2, $dst|$dst, $src2}",
998 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
999 X86_COND_LE, EFLAGS))]>,
1001 def CMOVG16rm : I<0x4F, MRMSrcMem, // if >s, GR16 = [mem16]
1002 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1003 "cmovg\t{$src2, $dst|$dst, $src2}",
1004 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1005 X86_COND_G, EFLAGS))]>,
1007 def CMOVG32rm : I<0x4F, MRMSrcMem, // if >s, GR32 = [mem32]
1008 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1009 "cmovg\t{$src2, $dst|$dst, $src2}",
1010 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1011 X86_COND_G, EFLAGS))]>,
1013 def CMOVS16rm : I<0x48, MRMSrcMem, // if signed, GR16 = [mem16]
1014 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1015 "cmovs\t{$src2, $dst|$dst, $src2}",
1016 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1017 X86_COND_S, EFLAGS))]>,
1019 def CMOVS32rm : I<0x48, MRMSrcMem, // if signed, GR32 = [mem32]
1020 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1021 "cmovs\t{$src2, $dst|$dst, $src2}",
1022 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1023 X86_COND_S, EFLAGS))]>,
1025 def CMOVNS16rm: I<0x49, MRMSrcMem, // if !signed, GR16 = [mem16]
1026 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1027 "cmovns\t{$src2, $dst|$dst, $src2}",
1028 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1029 X86_COND_NS, EFLAGS))]>,
1031 def CMOVNS32rm: I<0x49, MRMSrcMem, // if !signed, GR32 = [mem32]
1032 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1033 "cmovns\t{$src2, $dst|$dst, $src2}",
1034 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1035 X86_COND_NS, EFLAGS))]>,
1037 def CMOVP16rm : I<0x4A, MRMSrcMem, // if parity, GR16 = [mem16]
1038 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1039 "cmovp\t{$src2, $dst|$dst, $src2}",
1040 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1041 X86_COND_P, EFLAGS))]>,
1043 def CMOVP32rm : I<0x4A, MRMSrcMem, // if parity, GR32 = [mem32]
1044 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1045 "cmovp\t{$src2, $dst|$dst, $src2}",
1046 [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
1047 X86_COND_P, EFLAGS))]>,
1049 def CMOVNP16rm : I<0x4B, MRMSrcMem, // if !parity, GR16 = [mem16]
1050 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1051 "cmovnp\t{$src2, $dst|$dst, $src2}",
1052 [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
1053 X86_COND_NP, EFLAGS))]>,
1055 } // Uses = [EFLAGS]
1058 // unary instructions
1059 let CodeSize = 2 in {
1060 let Defs = [EFLAGS] in {
1061 def NEG8r : I<0xF6, MRM3r, (outs GR8 :$dst), (ins GR8 :$src), "neg{b}\t$dst",
1062 [(set GR8:$dst, (ineg GR8:$src))]>;
1063 def NEG16r : I<0xF7, MRM3r, (outs GR16:$dst), (ins GR16:$src), "neg{w}\t$dst",
1064 [(set GR16:$dst, (ineg GR16:$src))]>, OpSize;
1065 def NEG32r : I<0xF7, MRM3r, (outs GR32:$dst), (ins GR32:$src), "neg{l}\t$dst",
1066 [(set GR32:$dst, (ineg GR32:$src))]>;
1067 let isTwoAddress = 0 in {
1068 def NEG8m : I<0xF6, MRM3m, (outs), (ins i8mem :$dst), "neg{b}\t$dst",
1069 [(store (ineg (loadi8 addr:$dst)), addr:$dst)]>;
1070 def NEG16m : I<0xF7, MRM3m, (outs), (ins i16mem:$dst), "neg{w}\t$dst",
1071 [(store (ineg (loadi16 addr:$dst)), addr:$dst)]>, OpSize;
1072 def NEG32m : I<0xF7, MRM3m, (outs), (ins i32mem:$dst), "neg{l}\t$dst",
1073 [(store (ineg (loadi32 addr:$dst)), addr:$dst)]>;
1076 } // Defs = [EFLAGS]
1078 def NOT8r : I<0xF6, MRM2r, (outs GR8 :$dst), (ins GR8 :$src), "not{b}\t$dst",
1079 [(set GR8:$dst, (not GR8:$src))]>;
1080 def NOT16r : I<0xF7, MRM2r, (outs GR16:$dst), (ins GR16:$src), "not{w}\t$dst",
1081 [(set GR16:$dst, (not GR16:$src))]>, OpSize;
1082 def NOT32r : I<0xF7, MRM2r, (outs GR32:$dst), (ins GR32:$src), "not{l}\t$dst",
1083 [(set GR32:$dst, (not GR32:$src))]>;
1084 let isTwoAddress = 0 in {
1085 def NOT8m : I<0xF6, MRM2m, (outs), (ins i8mem :$dst), "not{b}\t$dst",
1086 [(store (not (loadi8 addr:$dst)), addr:$dst)]>;
1087 def NOT16m : I<0xF7, MRM2m, (outs), (ins i16mem:$dst), "not{w}\t$dst",
1088 [(store (not (loadi16 addr:$dst)), addr:$dst)]>, OpSize;
1089 def NOT32m : I<0xF7, MRM2m, (outs), (ins i32mem:$dst), "not{l}\t$dst",
1090 [(store (not (loadi32 addr:$dst)), addr:$dst)]>;
1094 // TODO: inc/dec is slow for P4, but fast for Pentium-M.
1095 let Defs = [EFLAGS] in {
1097 def INC8r : I<0xFE, MRM0r, (outs GR8 :$dst), (ins GR8 :$src), "inc{b}\t$dst",
1098 [(set GR8:$dst, (add GR8:$src, 1))]>;
1099 let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA.
1100 def INC16r : I<0x40, AddRegFrm, (outs GR16:$dst), (ins GR16:$src), "inc{w}\t$dst",
1101 [(set GR16:$dst, (add GR16:$src, 1))]>,
1102 OpSize, Requires<[In32BitMode]>;
1103 def INC32r : I<0x40, AddRegFrm, (outs GR32:$dst), (ins GR32:$src), "inc{l}\t$dst",
1104 [(set GR32:$dst, (add GR32:$src, 1))]>, Requires<[In32BitMode]>;
1106 let isTwoAddress = 0, CodeSize = 2 in {
1107 def INC8m : I<0xFE, MRM0m, (outs), (ins i8mem :$dst), "inc{b}\t$dst",
1108 [(store (add (loadi8 addr:$dst), 1), addr:$dst)]>;
1109 def INC16m : I<0xFF, MRM0m, (outs), (ins i16mem:$dst), "inc{w}\t$dst",
1110 [(store (add (loadi16 addr:$dst), 1), addr:$dst)]>,
1111 OpSize, Requires<[In32BitMode]>;
1112 def INC32m : I<0xFF, MRM0m, (outs), (ins i32mem:$dst), "inc{l}\t$dst",
1113 [(store (add (loadi32 addr:$dst), 1), addr:$dst)]>,
1114 Requires<[In32BitMode]>;
1118 def DEC8r : I<0xFE, MRM1r, (outs GR8 :$dst), (ins GR8 :$src), "dec{b}\t$dst",
1119 [(set GR8:$dst, (add GR8:$src, -1))]>;
1120 let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA.
1121 def DEC16r : I<0x48, AddRegFrm, (outs GR16:$dst), (ins GR16:$src), "dec{w}\t$dst",
1122 [(set GR16:$dst, (add GR16:$src, -1))]>,
1123 OpSize, Requires<[In32BitMode]>;
1124 def DEC32r : I<0x48, AddRegFrm, (outs GR32:$dst), (ins GR32:$src), "dec{l}\t$dst",
1125 [(set GR32:$dst, (add GR32:$src, -1))]>, Requires<[In32BitMode]>;
1128 let isTwoAddress = 0, CodeSize = 2 in {
1129 def DEC8m : I<0xFE, MRM1m, (outs), (ins i8mem :$dst), "dec{b}\t$dst",
1130 [(store (add (loadi8 addr:$dst), -1), addr:$dst)]>;
1131 def DEC16m : I<0xFF, MRM1m, (outs), (ins i16mem:$dst), "dec{w}\t$dst",
1132 [(store (add (loadi16 addr:$dst), -1), addr:$dst)]>,
1133 OpSize, Requires<[In32BitMode]>;
1134 def DEC32m : I<0xFF, MRM1m, (outs), (ins i32mem:$dst), "dec{l}\t$dst",
1135 [(store (add (loadi32 addr:$dst), -1), addr:$dst)]>,
1136 Requires<[In32BitMode]>;
1138 } // Defs = [EFLAGS]
1140 // Logical operators...
1141 let Defs = [EFLAGS] in {
1142 let isCommutable = 1 in { // X = AND Y, Z --> X = AND Z, Y
1143 def AND8rr : I<0x20, MRMDestReg,
1144 (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
1145 "and{b}\t{$src2, $dst|$dst, $src2}",
1146 [(set GR8:$dst, (and GR8:$src1, GR8:$src2))]>;
1147 def AND16rr : I<0x21, MRMDestReg,
1148 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1149 "and{w}\t{$src2, $dst|$dst, $src2}",
1150 [(set GR16:$dst, (and GR16:$src1, GR16:$src2))]>, OpSize;
1151 def AND32rr : I<0x21, MRMDestReg,
1152 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1153 "and{l}\t{$src2, $dst|$dst, $src2}",
1154 [(set GR32:$dst, (and GR32:$src1, GR32:$src2))]>;
1157 def AND8rm : I<0x22, MRMSrcMem,
1158 (outs GR8 :$dst), (ins GR8 :$src1, i8mem :$src2),
1159 "and{b}\t{$src2, $dst|$dst, $src2}",
1160 [(set GR8:$dst, (and GR8:$src1, (load addr:$src2)))]>;
1161 def AND16rm : I<0x23, MRMSrcMem,
1162 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1163 "and{w}\t{$src2, $dst|$dst, $src2}",
1164 [(set GR16:$dst, (and GR16:$src1, (load addr:$src2)))]>, OpSize;
1165 def AND32rm : I<0x23, MRMSrcMem,
1166 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1167 "and{l}\t{$src2, $dst|$dst, $src2}",
1168 [(set GR32:$dst, (and GR32:$src1, (load addr:$src2)))]>;
1170 def AND8ri : Ii8<0x80, MRM4r,
1171 (outs GR8 :$dst), (ins GR8 :$src1, i8imm :$src2),
1172 "and{b}\t{$src2, $dst|$dst, $src2}",
1173 [(set GR8:$dst, (and GR8:$src1, imm:$src2))]>;
1174 def AND16ri : Ii16<0x81, MRM4r,
1175 (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
1176 "and{w}\t{$src2, $dst|$dst, $src2}",
1177 [(set GR16:$dst, (and GR16:$src1, imm:$src2))]>, OpSize;
1178 def AND32ri : Ii32<0x81, MRM4r,
1179 (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
1180 "and{l}\t{$src2, $dst|$dst, $src2}",
1181 [(set GR32:$dst, (and GR32:$src1, imm:$src2))]>;
1182 def AND16ri8 : Ii8<0x83, MRM4r,
1183 (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
1184 "and{w}\t{$src2, $dst|$dst, $src2}",
1185 [(set GR16:$dst, (and GR16:$src1, i16immSExt8:$src2))]>,
1187 def AND32ri8 : Ii8<0x83, MRM4r,
1188 (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
1189 "and{l}\t{$src2, $dst|$dst, $src2}",
1190 [(set GR32:$dst, (and GR32:$src1, i32immSExt8:$src2))]>;
1192 let isTwoAddress = 0 in {
1193 def AND8mr : I<0x20, MRMDestMem,
1194 (outs), (ins i8mem :$dst, GR8 :$src),
1195 "and{b}\t{$src, $dst|$dst, $src}",
1196 [(store (and (load addr:$dst), GR8:$src), addr:$dst)]>;
1197 def AND16mr : I<0x21, MRMDestMem,
1198 (outs), (ins i16mem:$dst, GR16:$src),
1199 "and{w}\t{$src, $dst|$dst, $src}",
1200 [(store (and (load addr:$dst), GR16:$src), addr:$dst)]>,
1202 def AND32mr : I<0x21, MRMDestMem,
1203 (outs), (ins i32mem:$dst, GR32:$src),
1204 "and{l}\t{$src, $dst|$dst, $src}",
1205 [(store (and (load addr:$dst), GR32:$src), addr:$dst)]>;
1206 def AND8mi : Ii8<0x80, MRM4m,
1207 (outs), (ins i8mem :$dst, i8imm :$src),
1208 "and{b}\t{$src, $dst|$dst, $src}",
1209 [(store (and (loadi8 addr:$dst), imm:$src), addr:$dst)]>;
1210 def AND16mi : Ii16<0x81, MRM4m,
1211 (outs), (ins i16mem:$dst, i16imm:$src),
1212 "and{w}\t{$src, $dst|$dst, $src}",
1213 [(store (and (loadi16 addr:$dst), imm:$src), addr:$dst)]>,
1215 def AND32mi : Ii32<0x81, MRM4m,
1216 (outs), (ins i32mem:$dst, i32imm:$src),
1217 "and{l}\t{$src, $dst|$dst, $src}",
1218 [(store (and (loadi32 addr:$dst), imm:$src), addr:$dst)]>;
1219 def AND16mi8 : Ii8<0x83, MRM4m,
1220 (outs), (ins i16mem:$dst, i16i8imm :$src),
1221 "and{w}\t{$src, $dst|$dst, $src}",
1222 [(store (and (load addr:$dst), i16immSExt8:$src), addr:$dst)]>,
1224 def AND32mi8 : Ii8<0x83, MRM4m,
1225 (outs), (ins i32mem:$dst, i32i8imm :$src),
1226 "and{l}\t{$src, $dst|$dst, $src}",
1227 [(store (and (load addr:$dst), i32immSExt8:$src), addr:$dst)]>;
1231 let isCommutable = 1 in { // X = OR Y, Z --> X = OR Z, Y
1232 def OR8rr : I<0x08, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
1233 "or{b}\t{$src2, $dst|$dst, $src2}",
1234 [(set GR8:$dst, (or GR8:$src1, GR8:$src2))]>;
1235 def OR16rr : I<0x09, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1236 "or{w}\t{$src2, $dst|$dst, $src2}",
1237 [(set GR16:$dst, (or GR16:$src1, GR16:$src2))]>, OpSize;
1238 def OR32rr : I<0x09, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1239 "or{l}\t{$src2, $dst|$dst, $src2}",
1240 [(set GR32:$dst, (or GR32:$src1, GR32:$src2))]>;
1242 def OR8rm : I<0x0A, MRMSrcMem , (outs GR8 :$dst), (ins GR8 :$src1, i8mem :$src2),
1243 "or{b}\t{$src2, $dst|$dst, $src2}",
1244 [(set GR8:$dst, (or GR8:$src1, (load addr:$src2)))]>;
1245 def OR16rm : I<0x0B, MRMSrcMem , (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1246 "or{w}\t{$src2, $dst|$dst, $src2}",
1247 [(set GR16:$dst, (or GR16:$src1, (load addr:$src2)))]>, OpSize;
1248 def OR32rm : I<0x0B, MRMSrcMem , (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1249 "or{l}\t{$src2, $dst|$dst, $src2}",
1250 [(set GR32:$dst, (or GR32:$src1, (load addr:$src2)))]>;
1252 def OR8ri : Ii8 <0x80, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
1253 "or{b}\t{$src2, $dst|$dst, $src2}",
1254 [(set GR8:$dst, (or GR8:$src1, imm:$src2))]>;
1255 def OR16ri : Ii16<0x81, MRM1r, (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
1256 "or{w}\t{$src2, $dst|$dst, $src2}",
1257 [(set GR16:$dst, (or GR16:$src1, imm:$src2))]>, OpSize;
1258 def OR32ri : Ii32<0x81, MRM1r, (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
1259 "or{l}\t{$src2, $dst|$dst, $src2}",
1260 [(set GR32:$dst, (or GR32:$src1, imm:$src2))]>;
1262 def OR16ri8 : Ii8<0x83, MRM1r, (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
1263 "or{w}\t{$src2, $dst|$dst, $src2}",
1264 [(set GR16:$dst, (or GR16:$src1, i16immSExt8:$src2))]>, OpSize;
1265 def OR32ri8 : Ii8<0x83, MRM1r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
1266 "or{l}\t{$src2, $dst|$dst, $src2}",
1267 [(set GR32:$dst, (or GR32:$src1, i32immSExt8:$src2))]>;
1268 let isTwoAddress = 0 in {
1269 def OR8mr : I<0x08, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
1270 "or{b}\t{$src, $dst|$dst, $src}",
1271 [(store (or (load addr:$dst), GR8:$src), addr:$dst)]>;
1272 def OR16mr : I<0x09, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
1273 "or{w}\t{$src, $dst|$dst, $src}",
1274 [(store (or (load addr:$dst), GR16:$src), addr:$dst)]>, OpSize;
1275 def OR32mr : I<0x09, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
1276 "or{l}\t{$src, $dst|$dst, $src}",
1277 [(store (or (load addr:$dst), GR32:$src), addr:$dst)]>;
1278 def OR8mi : Ii8<0x80, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src),
1279 "or{b}\t{$src, $dst|$dst, $src}",
1280 [(store (or (loadi8 addr:$dst), imm:$src), addr:$dst)]>;
1281 def OR16mi : Ii16<0x81, MRM1m, (outs), (ins i16mem:$dst, i16imm:$src),
1282 "or{w}\t{$src, $dst|$dst, $src}",
1283 [(store (or (loadi16 addr:$dst), imm:$src), addr:$dst)]>,
1285 def OR32mi : Ii32<0x81, MRM1m, (outs), (ins i32mem:$dst, i32imm:$src),
1286 "or{l}\t{$src, $dst|$dst, $src}",
1287 [(store (or (loadi32 addr:$dst), imm:$src), addr:$dst)]>;
1288 def OR16mi8 : Ii8<0x83, MRM1m, (outs), (ins i16mem:$dst, i16i8imm:$src),
1289 "or{w}\t{$src, $dst|$dst, $src}",
1290 [(store (or (load addr:$dst), i16immSExt8:$src), addr:$dst)]>,
1292 def OR32mi8 : Ii8<0x83, MRM1m, (outs), (ins i32mem:$dst, i32i8imm:$src),
1293 "or{l}\t{$src, $dst|$dst, $src}",
1294 [(store (or (load addr:$dst), i32immSExt8:$src), addr:$dst)]>;
1298 let isCommutable = 1 in { // X = XOR Y, Z --> X = XOR Z, Y
1299 def XOR8rr : I<0x30, MRMDestReg,
1300 (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
1301 "xor{b}\t{$src2, $dst|$dst, $src2}",
1302 [(set GR8:$dst, (xor GR8:$src1, GR8:$src2))]>;
1303 def XOR16rr : I<0x31, MRMDestReg,
1304 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1305 "xor{w}\t{$src2, $dst|$dst, $src2}",
1306 [(set GR16:$dst, (xor GR16:$src1, GR16:$src2))]>, OpSize;
1307 def XOR32rr : I<0x31, MRMDestReg,
1308 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1309 "xor{l}\t{$src2, $dst|$dst, $src2}",
1310 [(set GR32:$dst, (xor GR32:$src1, GR32:$src2))]>;
1313 def XOR8rm : I<0x32, MRMSrcMem ,
1314 (outs GR8 :$dst), (ins GR8:$src1, i8mem :$src2),
1315 "xor{b}\t{$src2, $dst|$dst, $src2}",
1316 [(set GR8:$dst, (xor GR8:$src1, (load addr:$src2)))]>;
1317 def XOR16rm : I<0x33, MRMSrcMem ,
1318 (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1319 "xor{w}\t{$src2, $dst|$dst, $src2}",
1320 [(set GR16:$dst, (xor GR16:$src1, (load addr:$src2)))]>, OpSize;
1321 def XOR32rm : I<0x33, MRMSrcMem ,
1322 (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1323 "xor{l}\t{$src2, $dst|$dst, $src2}",
1324 [(set GR32:$dst, (xor GR32:$src1, (load addr:$src2)))]>;
1326 def XOR8ri : Ii8<0x80, MRM6r,
1327 (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
1328 "xor{b}\t{$src2, $dst|$dst, $src2}",
1329 [(set GR8:$dst, (xor GR8:$src1, imm:$src2))]>;
1330 def XOR16ri : Ii16<0x81, MRM6r,
1331 (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
1332 "xor{w}\t{$src2, $dst|$dst, $src2}",
1333 [(set GR16:$dst, (xor GR16:$src1, imm:$src2))]>, OpSize;
1334 def XOR32ri : Ii32<0x81, MRM6r,
1335 (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
1336 "xor{l}\t{$src2, $dst|$dst, $src2}",
1337 [(set GR32:$dst, (xor GR32:$src1, imm:$src2))]>;
1338 def XOR16ri8 : Ii8<0x83, MRM6r,
1339 (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
1340 "xor{w}\t{$src2, $dst|$dst, $src2}",
1341 [(set GR16:$dst, (xor GR16:$src1, i16immSExt8:$src2))]>,
1343 def XOR32ri8 : Ii8<0x83, MRM6r,
1344 (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
1345 "xor{l}\t{$src2, $dst|$dst, $src2}",
1346 [(set GR32:$dst, (xor GR32:$src1, i32immSExt8:$src2))]>;
1347 let isTwoAddress = 0 in {
1348 def XOR8mr : I<0x30, MRMDestMem,
1349 (outs), (ins i8mem :$dst, GR8 :$src),
1350 "xor{b}\t{$src, $dst|$dst, $src}",
1351 [(store (xor (load addr:$dst), GR8:$src), addr:$dst)]>;
1352 def XOR16mr : I<0x31, MRMDestMem,
1353 (outs), (ins i16mem:$dst, GR16:$src),
1354 "xor{w}\t{$src, $dst|$dst, $src}",
1355 [(store (xor (load addr:$dst), GR16:$src), addr:$dst)]>,
1357 def XOR32mr : I<0x31, MRMDestMem,
1358 (outs), (ins i32mem:$dst, GR32:$src),
1359 "xor{l}\t{$src, $dst|$dst, $src}",
1360 [(store (xor (load addr:$dst), GR32:$src), addr:$dst)]>;
1361 def XOR8mi : Ii8<0x80, MRM6m,
1362 (outs), (ins i8mem :$dst, i8imm :$src),
1363 "xor{b}\t{$src, $dst|$dst, $src}",
1364 [(store (xor (loadi8 addr:$dst), imm:$src), addr:$dst)]>;
1365 def XOR16mi : Ii16<0x81, MRM6m,
1366 (outs), (ins i16mem:$dst, i16imm:$src),
1367 "xor{w}\t{$src, $dst|$dst, $src}",
1368 [(store (xor (loadi16 addr:$dst), imm:$src), addr:$dst)]>,
1370 def XOR32mi : Ii32<0x81, MRM6m,
1371 (outs), (ins i32mem:$dst, i32imm:$src),
1372 "xor{l}\t{$src, $dst|$dst, $src}",
1373 [(store (xor (loadi32 addr:$dst), imm:$src), addr:$dst)]>;
1374 def XOR16mi8 : Ii8<0x83, MRM6m,
1375 (outs), (ins i16mem:$dst, i16i8imm :$src),
1376 "xor{w}\t{$src, $dst|$dst, $src}",
1377 [(store (xor (load addr:$dst), i16immSExt8:$src), addr:$dst)]>,
1379 def XOR32mi8 : Ii8<0x83, MRM6m,
1380 (outs), (ins i32mem:$dst, i32i8imm :$src),
1381 "xor{l}\t{$src, $dst|$dst, $src}",
1382 [(store (xor (load addr:$dst), i32immSExt8:$src), addr:$dst)]>;
1384 } // Defs = [EFLAGS]
1386 // Shift instructions
1387 let Defs = [EFLAGS] in {
1388 let Uses = [CL] in {
1389 def SHL8rCL : I<0xD2, MRM4r, (outs GR8 :$dst), (ins GR8 :$src),
1390 "shl{b}\t{%cl, $dst|$dst, %CL}",
1391 [(set GR8:$dst, (shl GR8:$src, CL))]>;
1392 def SHL16rCL : I<0xD3, MRM4r, (outs GR16:$dst), (ins GR16:$src),
1393 "shl{w}\t{%cl, $dst|$dst, %CL}",
1394 [(set GR16:$dst, (shl GR16:$src, CL))]>, OpSize;
1395 def SHL32rCL : I<0xD3, MRM4r, (outs GR32:$dst), (ins GR32:$src),
1396 "shl{l}\t{%cl, $dst|$dst, %CL}",
1397 [(set GR32:$dst, (shl GR32:$src, CL))]>;
1400 def SHL8ri : Ii8<0xC0, MRM4r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
1401 "shl{b}\t{$src2, $dst|$dst, $src2}",
1402 [(set GR8:$dst, (shl GR8:$src1, (i8 imm:$src2)))]>;
1403 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
1404 def SHL16ri : Ii8<0xC1, MRM4r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
1405 "shl{w}\t{$src2, $dst|$dst, $src2}",
1406 [(set GR16:$dst, (shl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
1407 def SHL32ri : Ii8<0xC1, MRM4r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
1408 "shl{l}\t{$src2, $dst|$dst, $src2}",
1409 [(set GR32:$dst, (shl GR32:$src1, (i8 imm:$src2)))]>;
1410 // NOTE: We don't use shifts of a register by one, because 'add reg,reg' is
1414 let isTwoAddress = 0 in {
1415 let Uses = [CL] in {
1416 def SHL8mCL : I<0xD2, MRM4m, (outs), (ins i8mem :$dst),
1417 "shl{b}\t{%cl, $dst|$dst, %CL}",
1418 [(store (shl (loadi8 addr:$dst), CL), addr:$dst)]>;
1419 def SHL16mCL : I<0xD3, MRM4m, (outs), (ins i16mem:$dst),
1420 "shl{w}\t{%cl, $dst|$dst, %CL}",
1421 [(store (shl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
1422 def SHL32mCL : I<0xD3, MRM4m, (outs), (ins i32mem:$dst),
1423 "shl{l}\t{%cl, $dst|$dst, %CL}",
1424 [(store (shl (loadi32 addr:$dst), CL), addr:$dst)]>;
1426 def SHL8mi : Ii8<0xC0, MRM4m, (outs), (ins i8mem :$dst, i8imm:$src),
1427 "shl{b}\t{$src, $dst|$dst, $src}",
1428 [(store (shl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1429 def SHL16mi : Ii8<0xC1, MRM4m, (outs), (ins i16mem:$dst, i8imm:$src),
1430 "shl{w}\t{$src, $dst|$dst, $src}",
1431 [(store (shl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1433 def SHL32mi : Ii8<0xC1, MRM4m, (outs), (ins i32mem:$dst, i8imm:$src),
1434 "shl{l}\t{$src, $dst|$dst, $src}",
1435 [(store (shl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1438 def SHL8m1 : I<0xD0, MRM4m, (outs), (ins i8mem :$dst),
1440 [(store (shl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
1441 def SHL16m1 : I<0xD1, MRM4m, (outs), (ins i16mem:$dst),
1443 [(store (shl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
1445 def SHL32m1 : I<0xD1, MRM4m, (outs), (ins i32mem:$dst),
1447 [(store (shl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
1450 let Uses = [CL] in {
1451 def SHR8rCL : I<0xD2, MRM5r, (outs GR8 :$dst), (ins GR8 :$src),
1452 "shr{b}\t{%cl, $dst|$dst, %CL}",
1453 [(set GR8:$dst, (srl GR8:$src, CL))]>;
1454 def SHR16rCL : I<0xD3, MRM5r, (outs GR16:$dst), (ins GR16:$src),
1455 "shr{w}\t{%cl, $dst|$dst, %CL}",
1456 [(set GR16:$dst, (srl GR16:$src, CL))]>, OpSize;
1457 def SHR32rCL : I<0xD3, MRM5r, (outs GR32:$dst), (ins GR32:$src),
1458 "shr{l}\t{%cl, $dst|$dst, %CL}",
1459 [(set GR32:$dst, (srl GR32:$src, CL))]>;
1462 def SHR8ri : Ii8<0xC0, MRM5r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
1463 "shr{b}\t{$src2, $dst|$dst, $src2}",
1464 [(set GR8:$dst, (srl GR8:$src1, (i8 imm:$src2)))]>;
1465 def SHR16ri : Ii8<0xC1, MRM5r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
1466 "shr{w}\t{$src2, $dst|$dst, $src2}",
1467 [(set GR16:$dst, (srl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
1468 def SHR32ri : Ii8<0xC1, MRM5r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
1469 "shr{l}\t{$src2, $dst|$dst, $src2}",
1470 [(set GR32:$dst, (srl GR32:$src1, (i8 imm:$src2)))]>;
1473 def SHR8r1 : I<0xD0, MRM5r, (outs GR8:$dst), (ins GR8:$src1),
1475 [(set GR8:$dst, (srl GR8:$src1, (i8 1)))]>;
1476 def SHR16r1 : I<0xD1, MRM5r, (outs GR16:$dst), (ins GR16:$src1),
1478 [(set GR16:$dst, (srl GR16:$src1, (i8 1)))]>, OpSize;
1479 def SHR32r1 : I<0xD1, MRM5r, (outs GR32:$dst), (ins GR32:$src1),
1481 [(set GR32:$dst, (srl GR32:$src1, (i8 1)))]>;
1483 let isTwoAddress = 0 in {
1484 let Uses = [CL] in {
1485 def SHR8mCL : I<0xD2, MRM5m, (outs), (ins i8mem :$dst),
1486 "shr{b}\t{%cl, $dst|$dst, %CL}",
1487 [(store (srl (loadi8 addr:$dst), CL), addr:$dst)]>;
1488 def SHR16mCL : I<0xD3, MRM5m, (outs), (ins i16mem:$dst),
1489 "shr{w}\t{%cl, $dst|$dst, %CL}",
1490 [(store (srl (loadi16 addr:$dst), CL), addr:$dst)]>,
1492 def SHR32mCL : I<0xD3, MRM5m, (outs), (ins i32mem:$dst),
1493 "shr{l}\t{%cl, $dst|$dst, %CL}",
1494 [(store (srl (loadi32 addr:$dst), CL), addr:$dst)]>;
1496 def SHR8mi : Ii8<0xC0, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src),
1497 "shr{b}\t{$src, $dst|$dst, $src}",
1498 [(store (srl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1499 def SHR16mi : Ii8<0xC1, MRM5m, (outs), (ins i16mem:$dst, i8imm:$src),
1500 "shr{w}\t{$src, $dst|$dst, $src}",
1501 [(store (srl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1503 def SHR32mi : Ii8<0xC1, MRM5m, (outs), (ins i32mem:$dst, i8imm:$src),
1504 "shr{l}\t{$src, $dst|$dst, $src}",
1505 [(store (srl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1508 def SHR8m1 : I<0xD0, MRM5m, (outs), (ins i8mem :$dst),
1510 [(store (srl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
1511 def SHR16m1 : I<0xD1, MRM5m, (outs), (ins i16mem:$dst),
1513 [(store (srl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,OpSize;
1514 def SHR32m1 : I<0xD1, MRM5m, (outs), (ins i32mem:$dst),
1516 [(store (srl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
1519 let Uses = [CL] in {
1520 def SAR8rCL : I<0xD2, MRM7r, (outs GR8 :$dst), (ins GR8 :$src),
1521 "sar{b}\t{%cl, $dst|$dst, %CL}",
1522 [(set GR8:$dst, (sra GR8:$src, CL))]>;
1523 def SAR16rCL : I<0xD3, MRM7r, (outs GR16:$dst), (ins GR16:$src),
1524 "sar{w}\t{%cl, $dst|$dst, %CL}",
1525 [(set GR16:$dst, (sra GR16:$src, CL))]>, OpSize;
1526 def SAR32rCL : I<0xD3, MRM7r, (outs GR32:$dst), (ins GR32:$src),
1527 "sar{l}\t{%cl, $dst|$dst, %CL}",
1528 [(set GR32:$dst, (sra GR32:$src, CL))]>;
1531 def SAR8ri : Ii8<0xC0, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
1532 "sar{b}\t{$src2, $dst|$dst, $src2}",
1533 [(set GR8:$dst, (sra GR8:$src1, (i8 imm:$src2)))]>;
1534 def SAR16ri : Ii8<0xC1, MRM7r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
1535 "sar{w}\t{$src2, $dst|$dst, $src2}",
1536 [(set GR16:$dst, (sra GR16:$src1, (i8 imm:$src2)))]>,
1538 def SAR32ri : Ii8<0xC1, MRM7r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
1539 "sar{l}\t{$src2, $dst|$dst, $src2}",
1540 [(set GR32:$dst, (sra GR32:$src1, (i8 imm:$src2)))]>;
1543 def SAR8r1 : I<0xD0, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1),
1545 [(set GR8:$dst, (sra GR8:$src1, (i8 1)))]>;
1546 def SAR16r1 : I<0xD1, MRM7r, (outs GR16:$dst), (ins GR16:$src1),
1548 [(set GR16:$dst, (sra GR16:$src1, (i8 1)))]>, OpSize;
1549 def SAR32r1 : I<0xD1, MRM7r, (outs GR32:$dst), (ins GR32:$src1),
1551 [(set GR32:$dst, (sra GR32:$src1, (i8 1)))]>;
1553 let isTwoAddress = 0 in {
1554 let Uses = [CL] in {
1555 def SAR8mCL : I<0xD2, MRM7m, (outs), (ins i8mem :$dst),
1556 "sar{b}\t{%cl, $dst|$dst, %CL}",
1557 [(store (sra (loadi8 addr:$dst), CL), addr:$dst)]>;
1558 def SAR16mCL : I<0xD3, MRM7m, (outs), (ins i16mem:$dst),
1559 "sar{w}\t{%cl, $dst|$dst, %CL}",
1560 [(store (sra (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
1561 def SAR32mCL : I<0xD3, MRM7m, (outs), (ins i32mem:$dst),
1562 "sar{l}\t{%cl, $dst|$dst, %CL}",
1563 [(store (sra (loadi32 addr:$dst), CL), addr:$dst)]>;
1565 def SAR8mi : Ii8<0xC0, MRM7m, (outs), (ins i8mem :$dst, i8imm:$src),
1566 "sar{b}\t{$src, $dst|$dst, $src}",
1567 [(store (sra (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1568 def SAR16mi : Ii8<0xC1, MRM7m, (outs), (ins i16mem:$dst, i8imm:$src),
1569 "sar{w}\t{$src, $dst|$dst, $src}",
1570 [(store (sra (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1572 def SAR32mi : Ii8<0xC1, MRM7m, (outs), (ins i32mem:$dst, i8imm:$src),
1573 "sar{l}\t{$src, $dst|$dst, $src}",
1574 [(store (sra (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1577 def SAR8m1 : I<0xD0, MRM7m, (outs), (ins i8mem :$dst),
1579 [(store (sra (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
1580 def SAR16m1 : I<0xD1, MRM7m, (outs), (ins i16mem:$dst),
1582 [(store (sra (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
1584 def SAR32m1 : I<0xD1, MRM7m, (outs), (ins i32mem:$dst),
1586 [(store (sra (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
1589 // Rotate instructions
1590 // FIXME: provide shorter instructions when imm8 == 1
1591 let Uses = [CL] in {
1592 def ROL8rCL : I<0xD2, MRM0r, (outs GR8 :$dst), (ins GR8 :$src),
1593 "rol{b}\t{%cl, $dst|$dst, %CL}",
1594 [(set GR8:$dst, (rotl GR8:$src, CL))]>;
1595 def ROL16rCL : I<0xD3, MRM0r, (outs GR16:$dst), (ins GR16:$src),
1596 "rol{w}\t{%cl, $dst|$dst, %CL}",
1597 [(set GR16:$dst, (rotl GR16:$src, CL))]>, OpSize;
1598 def ROL32rCL : I<0xD3, MRM0r, (outs GR32:$dst), (ins GR32:$src),
1599 "rol{l}\t{%cl, $dst|$dst, %CL}",
1600 [(set GR32:$dst, (rotl GR32:$src, CL))]>;
1603 def ROL8ri : Ii8<0xC0, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
1604 "rol{b}\t{$src2, $dst|$dst, $src2}",
1605 [(set GR8:$dst, (rotl GR8:$src1, (i8 imm:$src2)))]>;
1606 def ROL16ri : Ii8<0xC1, MRM0r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
1607 "rol{w}\t{$src2, $dst|$dst, $src2}",
1608 [(set GR16:$dst, (rotl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
1609 def ROL32ri : Ii8<0xC1, MRM0r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
1610 "rol{l}\t{$src2, $dst|$dst, $src2}",
1611 [(set GR32:$dst, (rotl GR32:$src1, (i8 imm:$src2)))]>;
1614 def ROL8r1 : I<0xD0, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1),
1616 [(set GR8:$dst, (rotl GR8:$src1, (i8 1)))]>;
1617 def ROL16r1 : I<0xD1, MRM0r, (outs GR16:$dst), (ins GR16:$src1),
1619 [(set GR16:$dst, (rotl GR16:$src1, (i8 1)))]>, OpSize;
1620 def ROL32r1 : I<0xD1, MRM0r, (outs GR32:$dst), (ins GR32:$src1),
1622 [(set GR32:$dst, (rotl GR32:$src1, (i8 1)))]>;
1624 let isTwoAddress = 0 in {
1625 let Uses = [CL] in {
1626 def ROL8mCL : I<0xD2, MRM0m, (outs), (ins i8mem :$dst),
1627 "rol{b}\t{%cl, $dst|$dst, %CL}",
1628 [(store (rotl (loadi8 addr:$dst), CL), addr:$dst)]>;
1629 def ROL16mCL : I<0xD3, MRM0m, (outs), (ins i16mem:$dst),
1630 "rol{w}\t{%cl, $dst|$dst, %CL}",
1631 [(store (rotl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
1632 def ROL32mCL : I<0xD3, MRM0m, (outs), (ins i32mem:$dst),
1633 "rol{l}\t{%cl, $dst|$dst, %CL}",
1634 [(store (rotl (loadi32 addr:$dst), CL), addr:$dst)]>;
1636 def ROL8mi : Ii8<0xC0, MRM0m, (outs), (ins i8mem :$dst, i8imm:$src),
1637 "rol{b}\t{$src, $dst|$dst, $src}",
1638 [(store (rotl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1639 def ROL16mi : Ii8<0xC1, MRM0m, (outs), (ins i16mem:$dst, i8imm:$src),
1640 "rol{w}\t{$src, $dst|$dst, $src}",
1641 [(store (rotl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1643 def ROL32mi : Ii8<0xC1, MRM0m, (outs), (ins i32mem:$dst, i8imm:$src),
1644 "rol{l}\t{$src, $dst|$dst, $src}",
1645 [(store (rotl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1648 def ROL8m1 : I<0xD0, MRM0m, (outs), (ins i8mem :$dst),
1650 [(store (rotl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
1651 def ROL16m1 : I<0xD1, MRM0m, (outs), (ins i16mem:$dst),
1653 [(store (rotl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
1655 def ROL32m1 : I<0xD1, MRM0m, (outs), (ins i32mem:$dst),
1657 [(store (rotl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
1660 let Uses = [CL] in {
1661 def ROR8rCL : I<0xD2, MRM1r, (outs GR8 :$dst), (ins GR8 :$src),
1662 "ror{b}\t{%cl, $dst|$dst, %CL}",
1663 [(set GR8:$dst, (rotr GR8:$src, CL))]>;
1664 def ROR16rCL : I<0xD3, MRM1r, (outs GR16:$dst), (ins GR16:$src),
1665 "ror{w}\t{%cl, $dst|$dst, %CL}",
1666 [(set GR16:$dst, (rotr GR16:$src, CL))]>, OpSize;
1667 def ROR32rCL : I<0xD3, MRM1r, (outs GR32:$dst), (ins GR32:$src),
1668 "ror{l}\t{%cl, $dst|$dst, %CL}",
1669 [(set GR32:$dst, (rotr GR32:$src, CL))]>;
1672 def ROR8ri : Ii8<0xC0, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
1673 "ror{b}\t{$src2, $dst|$dst, $src2}",
1674 [(set GR8:$dst, (rotr GR8:$src1, (i8 imm:$src2)))]>;
1675 def ROR16ri : Ii8<0xC1, MRM1r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
1676 "ror{w}\t{$src2, $dst|$dst, $src2}",
1677 [(set GR16:$dst, (rotr GR16:$src1, (i8 imm:$src2)))]>, OpSize;
1678 def ROR32ri : Ii8<0xC1, MRM1r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
1679 "ror{l}\t{$src2, $dst|$dst, $src2}",
1680 [(set GR32:$dst, (rotr GR32:$src1, (i8 imm:$src2)))]>;
1683 def ROR8r1 : I<0xD0, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1),
1685 [(set GR8:$dst, (rotr GR8:$src1, (i8 1)))]>;
1686 def ROR16r1 : I<0xD1, MRM1r, (outs GR16:$dst), (ins GR16:$src1),
1688 [(set GR16:$dst, (rotr GR16:$src1, (i8 1)))]>, OpSize;
1689 def ROR32r1 : I<0xD1, MRM1r, (outs GR32:$dst), (ins GR32:$src1),
1691 [(set GR32:$dst, (rotr GR32:$src1, (i8 1)))]>;
1693 let isTwoAddress = 0 in {
1694 let Uses = [CL] in {
1695 def ROR8mCL : I<0xD2, MRM1m, (outs), (ins i8mem :$dst),
1696 "ror{b}\t{%cl, $dst|$dst, %CL}",
1697 [(store (rotr (loadi8 addr:$dst), CL), addr:$dst)]>;
1698 def ROR16mCL : I<0xD3, MRM1m, (outs), (ins i16mem:$dst),
1699 "ror{w}\t{%cl, $dst|$dst, %CL}",
1700 [(store (rotr (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
1701 def ROR32mCL : I<0xD3, MRM1m, (outs), (ins i32mem:$dst),
1702 "ror{l}\t{%cl, $dst|$dst, %CL}",
1703 [(store (rotr (loadi32 addr:$dst), CL), addr:$dst)]>;
1705 def ROR8mi : Ii8<0xC0, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src),
1706 "ror{b}\t{$src, $dst|$dst, $src}",
1707 [(store (rotr (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1708 def ROR16mi : Ii8<0xC1, MRM1m, (outs), (ins i16mem:$dst, i8imm:$src),
1709 "ror{w}\t{$src, $dst|$dst, $src}",
1710 [(store (rotr (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
1712 def ROR32mi : Ii8<0xC1, MRM1m, (outs), (ins i32mem:$dst, i8imm:$src),
1713 "ror{l}\t{$src, $dst|$dst, $src}",
1714 [(store (rotr (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
1717 def ROR8m1 : I<0xD0, MRM1m, (outs), (ins i8mem :$dst),
1719 [(store (rotr (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
1720 def ROR16m1 : I<0xD1, MRM1m, (outs), (ins i16mem:$dst),
1722 [(store (rotr (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
1724 def ROR32m1 : I<0xD1, MRM1m, (outs), (ins i32mem:$dst),
1726 [(store (rotr (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
1731 // Double shift instructions (generalizations of rotate)
1732 let Uses = [CL] in {
1733 def SHLD32rrCL : I<0xA5, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1734 "shld{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
1735 [(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2, CL))]>, TB;
1736 def SHRD32rrCL : I<0xAD, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1737 "shrd{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
1738 [(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2, CL))]>, TB;
1739 def SHLD16rrCL : I<0xA5, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1740 "shld{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
1741 [(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2, CL))]>,
1743 def SHRD16rrCL : I<0xAD, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1744 "shrd{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
1745 [(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2, CL))]>,
1749 let isCommutable = 1 in { // These instructions commute to each other.
1750 def SHLD32rri8 : Ii8<0xA4, MRMDestReg,
1751 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2, i8imm:$src3),
1752 "shld{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
1753 [(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2,
1756 def SHRD32rri8 : Ii8<0xAC, MRMDestReg,
1757 (outs GR32:$dst), (ins GR32:$src1, GR32:$src2, i8imm:$src3),
1758 "shrd{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
1759 [(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2,
1762 def SHLD16rri8 : Ii8<0xA4, MRMDestReg,
1763 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2, i8imm:$src3),
1764 "shld{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
1765 [(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2,
1768 def SHRD16rri8 : Ii8<0xAC, MRMDestReg,
1769 (outs GR16:$dst), (ins GR16:$src1, GR16:$src2, i8imm:$src3),
1770 "shrd{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
1771 [(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2,
1776 let isTwoAddress = 0 in {
1777 let Uses = [CL] in {
1778 def SHLD32mrCL : I<0xA5, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
1779 "shld{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
1780 [(store (X86shld (loadi32 addr:$dst), GR32:$src2, CL),
1782 def SHRD32mrCL : I<0xAD, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
1783 "shrd{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
1784 [(store (X86shrd (loadi32 addr:$dst), GR32:$src2, CL),
1787 def SHLD32mri8 : Ii8<0xA4, MRMDestMem,
1788 (outs), (ins i32mem:$dst, GR32:$src2, i8imm:$src3),
1789 "shld{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
1790 [(store (X86shld (loadi32 addr:$dst), GR32:$src2,
1791 (i8 imm:$src3)), addr:$dst)]>,
1793 def SHRD32mri8 : Ii8<0xAC, MRMDestMem,
1794 (outs), (ins i32mem:$dst, GR32:$src2, i8imm:$src3),
1795 "shrd{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
1796 [(store (X86shrd (loadi32 addr:$dst), GR32:$src2,
1797 (i8 imm:$src3)), addr:$dst)]>,
1800 let Uses = [CL] in {
1801 def SHLD16mrCL : I<0xA5, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
1802 "shld{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
1803 [(store (X86shld (loadi16 addr:$dst), GR16:$src2, CL),
1804 addr:$dst)]>, TB, OpSize;
1805 def SHRD16mrCL : I<0xAD, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
1806 "shrd{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
1807 [(store (X86shrd (loadi16 addr:$dst), GR16:$src2, CL),
1808 addr:$dst)]>, TB, OpSize;
1810 def SHLD16mri8 : Ii8<0xA4, MRMDestMem,
1811 (outs), (ins i16mem:$dst, GR16:$src2, i8imm:$src3),
1812 "shld{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
1813 [(store (X86shld (loadi16 addr:$dst), GR16:$src2,
1814 (i8 imm:$src3)), addr:$dst)]>,
1816 def SHRD16mri8 : Ii8<0xAC, MRMDestMem,
1817 (outs), (ins i16mem:$dst, GR16:$src2, i8imm:$src3),
1818 "shrd{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
1819 [(store (X86shrd (loadi16 addr:$dst), GR16:$src2,
1820 (i8 imm:$src3)), addr:$dst)]>,
1823 } // Defs = [EFLAGS]
1827 let Defs = [EFLAGS] in {
1828 let isCommutable = 1 in { // X = ADD Y, Z --> X = ADD Z, Y
1829 def ADD8rr : I<0x00, MRMDestReg, (outs GR8 :$dst),
1830 (ins GR8 :$src1, GR8 :$src2),
1831 "add{b}\t{$src2, $dst|$dst, $src2}",
1832 [(set GR8:$dst, (add GR8:$src1, GR8:$src2))]>;
1833 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
1834 def ADD16rr : I<0x01, MRMDestReg, (outs GR16:$dst),
1835 (ins GR16:$src1, GR16:$src2),
1836 "add{w}\t{$src2, $dst|$dst, $src2}",
1837 [(set GR16:$dst, (add GR16:$src1, GR16:$src2))]>, OpSize;
1838 def ADD32rr : I<0x01, MRMDestReg, (outs GR32:$dst),
1839 (ins GR32:$src1, GR32:$src2),
1840 "add{l}\t{$src2, $dst|$dst, $src2}",
1841 [(set GR32:$dst, (add GR32:$src1, GR32:$src2))]>;
1842 } // end isConvertibleToThreeAddress
1843 } // end isCommutable
1844 def ADD8rm : I<0x02, MRMSrcMem, (outs GR8 :$dst),
1845 (ins GR8 :$src1, i8mem :$src2),
1846 "add{b}\t{$src2, $dst|$dst, $src2}",
1847 [(set GR8:$dst, (add GR8:$src1, (load addr:$src2)))]>;
1848 def ADD16rm : I<0x03, MRMSrcMem, (outs GR16:$dst),
1849 (ins GR16:$src1, i16mem:$src2),
1850 "add{w}\t{$src2, $dst|$dst, $src2}",
1851 [(set GR16:$dst, (add GR16:$src1, (load addr:$src2)))]>,OpSize;
1852 def ADD32rm : I<0x03, MRMSrcMem, (outs GR32:$dst),
1853 (ins GR32:$src1, i32mem:$src2),
1854 "add{l}\t{$src2, $dst|$dst, $src2}",
1855 [(set GR32:$dst, (add GR32:$src1, (load addr:$src2)))]>;
1857 def ADD8ri : Ii8<0x80, MRM0r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
1858 "add{b}\t{$src2, $dst|$dst, $src2}",
1859 [(set GR8:$dst, (add GR8:$src1, imm:$src2))]>;
1861 let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
1862 def ADD16ri : Ii16<0x81, MRM0r, (outs GR16:$dst),
1863 (ins GR16:$src1, i16imm:$src2),
1864 "add{w}\t{$src2, $dst|$dst, $src2}",
1865 [(set GR16:$dst, (add GR16:$src1, imm:$src2))]>, OpSize;
1866 def ADD32ri : Ii32<0x81, MRM0r, (outs GR32:$dst),
1867 (ins GR32:$src1, i32imm:$src2),
1868 "add{l}\t{$src2, $dst|$dst, $src2}",
1869 [(set GR32:$dst, (add GR32:$src1, imm:$src2))]>;
1870 def ADD16ri8 : Ii8<0x83, MRM0r, (outs GR16:$dst),
1871 (ins GR16:$src1, i16i8imm:$src2),
1872 "add{w}\t{$src2, $dst|$dst, $src2}",
1873 [(set GR16:$dst, (add GR16:$src1, i16immSExt8:$src2))]>, OpSize;
1874 def ADD32ri8 : Ii8<0x83, MRM0r, (outs GR32:$dst),
1875 (ins GR32:$src1, i32i8imm:$src2),
1876 "add{l}\t{$src2, $dst|$dst, $src2}",
1877 [(set GR32:$dst, (add GR32:$src1, i32immSExt8:$src2))]>;
1880 let isTwoAddress = 0 in {
1881 def ADD8mr : I<0x00, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2),
1882 "add{b}\t{$src2, $dst|$dst, $src2}",
1883 [(store (add (load addr:$dst), GR8:$src2), addr:$dst)]>;
1884 def ADD16mr : I<0x01, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
1885 "add{w}\t{$src2, $dst|$dst, $src2}",
1886 [(store (add (load addr:$dst), GR16:$src2), addr:$dst)]>,
1888 def ADD32mr : I<0x01, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
1889 "add{l}\t{$src2, $dst|$dst, $src2}",
1890 [(store (add (load addr:$dst), GR32:$src2), addr:$dst)]>;
1891 def ADD8mi : Ii8<0x80, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src2),
1892 "add{b}\t{$src2, $dst|$dst, $src2}",
1893 [(store (add (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
1894 def ADD16mi : Ii16<0x81, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src2),
1895 "add{w}\t{$src2, $dst|$dst, $src2}",
1896 [(store (add (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
1898 def ADD32mi : Ii32<0x81, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src2),
1899 "add{l}\t{$src2, $dst|$dst, $src2}",
1900 [(store (add (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
1901 def ADD16mi8 : Ii8<0x83, MRM0m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
1902 "add{w}\t{$src2, $dst|$dst, $src2}",
1903 [(store (add (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
1905 def ADD32mi8 : Ii8<0x83, MRM0m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
1906 "add{l}\t{$src2, $dst|$dst, $src2}",
1907 [(store (add (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
1910 let Uses = [EFLAGS] in {
1911 let isCommutable = 1 in { // X = ADC Y, Z --> X = ADC Z, Y
1912 def ADC32rr : I<0x11, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1913 "adc{l}\t{$src2, $dst|$dst, $src2}",
1914 [(set GR32:$dst, (adde GR32:$src1, GR32:$src2))]>;
1916 def ADC32rm : I<0x13, MRMSrcMem , (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1917 "adc{l}\t{$src2, $dst|$dst, $src2}",
1918 [(set GR32:$dst, (adde GR32:$src1, (load addr:$src2)))]>;
1919 def ADC32ri : Ii32<0x81, MRM2r, (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
1920 "adc{l}\t{$src2, $dst|$dst, $src2}",
1921 [(set GR32:$dst, (adde GR32:$src1, imm:$src2))]>;
1922 def ADC32ri8 : Ii8<0x83, MRM2r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
1923 "adc{l}\t{$src2, $dst|$dst, $src2}",
1924 [(set GR32:$dst, (adde GR32:$src1, i32immSExt8:$src2))]>;
1926 let isTwoAddress = 0 in {
1927 def ADC32mr : I<0x11, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
1928 "adc{l}\t{$src2, $dst|$dst, $src2}",
1929 [(store (adde (load addr:$dst), GR32:$src2), addr:$dst)]>;
1930 def ADC32mi : Ii32<0x81, MRM2m, (outs), (ins i32mem:$dst, i32imm:$src2),
1931 "adc{l}\t{$src2, $dst|$dst, $src2}",
1932 [(store (adde (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
1933 def ADC32mi8 : Ii8<0x83, MRM2m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
1934 "adc{l}\t{$src2, $dst|$dst, $src2}",
1935 [(store (adde (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
1937 } // Uses = [EFLAGS]
1939 def SUB8rr : I<0x28, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
1940 "sub{b}\t{$src2, $dst|$dst, $src2}",
1941 [(set GR8:$dst, (sub GR8:$src1, GR8:$src2))]>;
1942 def SUB16rr : I<0x29, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
1943 "sub{w}\t{$src2, $dst|$dst, $src2}",
1944 [(set GR16:$dst, (sub GR16:$src1, GR16:$src2))]>, OpSize;
1945 def SUB32rr : I<0x29, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
1946 "sub{l}\t{$src2, $dst|$dst, $src2}",
1947 [(set GR32:$dst, (sub GR32:$src1, GR32:$src2))]>;
1948 def SUB8rm : I<0x2A, MRMSrcMem, (outs GR8 :$dst), (ins GR8 :$src1, i8mem :$src2),
1949 "sub{b}\t{$src2, $dst|$dst, $src2}",
1950 [(set GR8:$dst, (sub GR8:$src1, (load addr:$src2)))]>;
1951 def SUB16rm : I<0x2B, MRMSrcMem, (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
1952 "sub{w}\t{$src2, $dst|$dst, $src2}",
1953 [(set GR16:$dst, (sub GR16:$src1, (load addr:$src2)))]>, OpSize;
1954 def SUB32rm : I<0x2B, MRMSrcMem, (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
1955 "sub{l}\t{$src2, $dst|$dst, $src2}",
1956 [(set GR32:$dst, (sub GR32:$src1, (load addr:$src2)))]>;
1958 def SUB8ri : Ii8 <0x80, MRM5r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
1959 "sub{b}\t{$src2, $dst|$dst, $src2}",
1960 [(set GR8:$dst, (sub GR8:$src1, imm:$src2))]>;
1961 def SUB16ri : Ii16<0x81, MRM5r, (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
1962 "sub{w}\t{$src2, $dst|$dst, $src2}",
1963 [(set GR16:$dst, (sub GR16:$src1, imm:$src2))]>, OpSize;
1964 def SUB32ri : Ii32<0x81, MRM5r, (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
1965 "sub{l}\t{$src2, $dst|$dst, $src2}",
1966 [(set GR32:$dst, (sub GR32:$src1, imm:$src2))]>;
1967 def SUB16ri8 : Ii8<0x83, MRM5r, (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
1968 "sub{w}\t{$src2, $dst|$dst, $src2}",
1969 [(set GR16:$dst, (sub GR16:$src1, i16immSExt8:$src2))]>,
1971 def SUB32ri8 : Ii8<0x83, MRM5r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
1972 "sub{l}\t{$src2, $dst|$dst, $src2}",
1973 [(set GR32:$dst, (sub GR32:$src1, i32immSExt8:$src2))]>;
1974 let isTwoAddress = 0 in {
1975 def SUB8mr : I<0x28, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2),
1976 "sub{b}\t{$src2, $dst|$dst, $src2}",
1977 [(store (sub (load addr:$dst), GR8:$src2), addr:$dst)]>;
1978 def SUB16mr : I<0x29, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
1979 "sub{w}\t{$src2, $dst|$dst, $src2}",
1980 [(store (sub (load addr:$dst), GR16:$src2), addr:$dst)]>,
1982 def SUB32mr : I<0x29, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
1983 "sub{l}\t{$src2, $dst|$dst, $src2}",
1984 [(store (sub (load addr:$dst), GR32:$src2), addr:$dst)]>;
1985 def SUB8mi : Ii8<0x80, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src2),
1986 "sub{b}\t{$src2, $dst|$dst, $src2}",
1987 [(store (sub (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
1988 def SUB16mi : Ii16<0x81, MRM5m, (outs), (ins i16mem:$dst, i16imm:$src2),
1989 "sub{w}\t{$src2, $dst|$dst, $src2}",
1990 [(store (sub (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
1992 def SUB32mi : Ii32<0x81, MRM5m, (outs), (ins i32mem:$dst, i32imm:$src2),
1993 "sub{l}\t{$src2, $dst|$dst, $src2}",
1994 [(store (sub (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
1995 def SUB16mi8 : Ii8<0x83, MRM5m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
1996 "sub{w}\t{$src2, $dst|$dst, $src2}",
1997 [(store (sub (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
1999 def SUB32mi8 : Ii8<0x83, MRM5m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
2000 "sub{l}\t{$src2, $dst|$dst, $src2}",
2001 [(store (sub (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
2004 let Uses = [EFLAGS] in {
2005 def SBB32rr : I<0x19, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
2006 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2007 [(set GR32:$dst, (sube GR32:$src1, GR32:$src2))]>;
2009 let isTwoAddress = 0 in {
2010 def SBB32mr : I<0x19, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
2011 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2012 [(store (sube (load addr:$dst), GR32:$src2), addr:$dst)]>;
2013 def SBB8mi : Ii32<0x80, MRM3m, (outs), (ins i8mem:$dst, i8imm:$src2),
2014 "sbb{b}\t{$src2, $dst|$dst, $src2}",
2015 [(store (sube (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
2016 def SBB32mi : Ii32<0x81, MRM3m, (outs), (ins i32mem:$dst, i32imm:$src2),
2017 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2018 [(store (sube (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
2019 def SBB32mi8 : Ii8<0x83, MRM3m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
2020 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2021 [(store (sube (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
2023 def SBB32rm : I<0x1B, MRMSrcMem, (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
2024 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2025 [(set GR32:$dst, (sube GR32:$src1, (load addr:$src2)))]>;
2026 def SBB32ri : Ii32<0x81, MRM3r, (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
2027 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2028 [(set GR32:$dst, (sube GR32:$src1, imm:$src2))]>;
2029 def SBB32ri8 : Ii8<0x83, MRM3r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
2030 "sbb{l}\t{$src2, $dst|$dst, $src2}",
2031 [(set GR32:$dst, (sube GR32:$src1, i32immSExt8:$src2))]>;
2032 } // Uses = [EFLAGS]
2033 } // Defs = [EFLAGS]
2035 let Defs = [EFLAGS] in {
2036 let isCommutable = 1 in { // X = IMUL Y, Z --> X = IMUL Z, Y
2037 def IMUL16rr : I<0xAF, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
2038 "imul{w}\t{$src2, $dst|$dst, $src2}",
2039 [(set GR16:$dst, (mul GR16:$src1, GR16:$src2))]>, TB, OpSize;
2040 def IMUL32rr : I<0xAF, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
2041 "imul{l}\t{$src2, $dst|$dst, $src2}",
2042 [(set GR32:$dst, (mul GR32:$src1, GR32:$src2))]>, TB;
2044 def IMUL16rm : I<0xAF, MRMSrcMem, (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
2045 "imul{w}\t{$src2, $dst|$dst, $src2}",
2046 [(set GR16:$dst, (mul GR16:$src1, (load addr:$src2)))]>,
2048 def IMUL32rm : I<0xAF, MRMSrcMem, (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
2049 "imul{l}\t{$src2, $dst|$dst, $src2}",
2050 [(set GR32:$dst, (mul GR32:$src1, (load addr:$src2)))]>, TB;
2051 } // Defs = [EFLAGS]
2052 } // end Two Address instructions
2054 // Suprisingly enough, these are not two address instructions!
2055 let Defs = [EFLAGS] in {
2056 def IMUL16rri : Ii16<0x69, MRMSrcReg, // GR16 = GR16*I16
2057 (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
2058 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2059 [(set GR16:$dst, (mul GR16:$src1, imm:$src2))]>, OpSize;
2060 def IMUL32rri : Ii32<0x69, MRMSrcReg, // GR32 = GR32*I32
2061 (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
2062 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2063 [(set GR32:$dst, (mul GR32:$src1, imm:$src2))]>;
2064 def IMUL16rri8 : Ii8<0x6B, MRMSrcReg, // GR16 = GR16*I8
2065 (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
2066 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2067 [(set GR16:$dst, (mul GR16:$src1, i16immSExt8:$src2))]>,
2069 def IMUL32rri8 : Ii8<0x6B, MRMSrcReg, // GR32 = GR32*I8
2070 (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
2071 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2072 [(set GR32:$dst, (mul GR32:$src1, i32immSExt8:$src2))]>;
2074 def IMUL16rmi : Ii16<0x69, MRMSrcMem, // GR16 = [mem16]*I16
2075 (outs GR16:$dst), (ins i16mem:$src1, i16imm:$src2),
2076 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2077 [(set GR16:$dst, (mul (load addr:$src1), imm:$src2))]>,
2079 def IMUL32rmi : Ii32<0x69, MRMSrcMem, // GR32 = [mem32]*I32
2080 (outs GR32:$dst), (ins i32mem:$src1, i32imm:$src2),
2081 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2082 [(set GR32:$dst, (mul (load addr:$src1), imm:$src2))]>;
2083 def IMUL16rmi8 : Ii8<0x6B, MRMSrcMem, // GR16 = [mem16]*I8
2084 (outs GR16:$dst), (ins i16mem:$src1, i16i8imm :$src2),
2085 "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2086 [(set GR16:$dst, (mul (load addr:$src1), i16immSExt8:$src2))]>,
2088 def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // GR32 = [mem32]*I8
2089 (outs GR32:$dst), (ins i32mem:$src1, i32i8imm: $src2),
2090 "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
2091 [(set GR32:$dst, (mul (load addr:$src1), i32immSExt8:$src2))]>;
2092 } // Defs = [EFLAGS]
2094 //===----------------------------------------------------------------------===//
2095 // Test instructions are just like AND, except they don't generate a result.
2097 let Defs = [EFLAGS] in {
2098 let isCommutable = 1 in { // TEST X, Y --> TEST Y, X
2099 def TEST8rr : I<0x84, MRMDestReg, (outs), (ins GR8:$src1, GR8:$src2),
2100 "test{b}\t{$src2, $src1|$src1, $src2}",
2101 [(X86cmp (and_su GR8:$src1, GR8:$src2), 0),
2102 (implicit EFLAGS)]>;
2103 def TEST16rr : I<0x85, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
2104 "test{w}\t{$src2, $src1|$src1, $src2}",
2105 [(X86cmp (and_su GR16:$src1, GR16:$src2), 0),
2106 (implicit EFLAGS)]>,
2108 def TEST32rr : I<0x85, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
2109 "test{l}\t{$src2, $src1|$src1, $src2}",
2110 [(X86cmp (and_su GR32:$src1, GR32:$src2), 0),
2111 (implicit EFLAGS)]>;
2114 def TEST8rm : I<0x84, MRMSrcMem, (outs), (ins GR8 :$src1, i8mem :$src2),
2115 "test{b}\t{$src2, $src1|$src1, $src2}",
2116 [(X86cmp (and GR8:$src1, (loadi8 addr:$src2)), 0),
2117 (implicit EFLAGS)]>;
2118 def TEST16rm : I<0x85, MRMSrcMem, (outs), (ins GR16:$src1, i16mem:$src2),
2119 "test{w}\t{$src2, $src1|$src1, $src2}",
2120 [(X86cmp (and GR16:$src1, (loadi16 addr:$src2)), 0),
2121 (implicit EFLAGS)]>, OpSize;
2122 def TEST32rm : I<0x85, MRMSrcMem, (outs), (ins GR32:$src1, i32mem:$src2),
2123 "test{l}\t{$src2, $src1|$src1, $src2}",
2124 [(X86cmp (and GR32:$src1, (loadi32 addr:$src2)), 0),
2125 (implicit EFLAGS)]>;
2127 def TEST8ri : Ii8 <0xF6, MRM0r, // flags = GR8 & imm8
2128 (outs), (ins GR8:$src1, i8imm:$src2),
2129 "test{b}\t{$src2, $src1|$src1, $src2}",
2130 [(X86cmp (and_su GR8:$src1, imm:$src2), 0),
2131 (implicit EFLAGS)]>;
2132 def TEST16ri : Ii16<0xF7, MRM0r, // flags = GR16 & imm16
2133 (outs), (ins GR16:$src1, i16imm:$src2),
2134 "test{w}\t{$src2, $src1|$src1, $src2}",
2135 [(X86cmp (and_su GR16:$src1, imm:$src2), 0),
2136 (implicit EFLAGS)]>, OpSize;
2137 def TEST32ri : Ii32<0xF7, MRM0r, // flags = GR32 & imm32
2138 (outs), (ins GR32:$src1, i32imm:$src2),
2139 "test{l}\t{$src2, $src1|$src1, $src2}",
2140 [(X86cmp (and_su GR32:$src1, imm:$src2), 0),
2141 (implicit EFLAGS)]>;
2143 def TEST8mi : Ii8 <0xF6, MRM0m, // flags = [mem8] & imm8
2144 (outs), (ins i8mem:$src1, i8imm:$src2),
2145 "test{b}\t{$src2, $src1|$src1, $src2}",
2146 [(X86cmp (and (loadi8 addr:$src1), imm:$src2), 0),
2147 (implicit EFLAGS)]>;
2148 def TEST16mi : Ii16<0xF7, MRM0m, // flags = [mem16] & imm16
2149 (outs), (ins i16mem:$src1, i16imm:$src2),
2150 "test{w}\t{$src2, $src1|$src1, $src2}",
2151 [(X86cmp (and (loadi16 addr:$src1), imm:$src2), 0),
2152 (implicit EFLAGS)]>, OpSize;
2153 def TEST32mi : Ii32<0xF7, MRM0m, // flags = [mem32] & imm32
2154 (outs), (ins i32mem:$src1, i32imm:$src2),
2155 "test{l}\t{$src2, $src1|$src1, $src2}",
2156 [(X86cmp (and (loadi32 addr:$src1), imm:$src2), 0),
2157 (implicit EFLAGS)]>;
2158 } // Defs = [EFLAGS]
2161 // Condition code ops, incl. set if equal/not equal/...
2162 let Defs = [EFLAGS], Uses = [AH], neverHasSideEffects = 1 in
2163 def SAHF : I<0x9E, RawFrm, (outs), (ins), "sahf", []>; // flags = AH
2164 let Defs = [AH], Uses = [EFLAGS], neverHasSideEffects = 1 in
2165 def LAHF : I<0x9F, RawFrm, (outs), (ins), "lahf", []>; // AH = flags
2167 let Uses = [EFLAGS] in {
2168 def SETEr : I<0x94, MRM0r,
2169 (outs GR8 :$dst), (ins),
2171 [(set GR8:$dst, (X86setcc X86_COND_E, EFLAGS))]>,
2173 def SETEm : I<0x94, MRM0m,
2174 (outs), (ins i8mem:$dst),
2176 [(store (X86setcc X86_COND_E, EFLAGS), addr:$dst)]>,
2178 def SETNEr : I<0x95, MRM0r,
2179 (outs GR8 :$dst), (ins),
2181 [(set GR8:$dst, (X86setcc X86_COND_NE, EFLAGS))]>,
2183 def SETNEm : I<0x95, MRM0m,
2184 (outs), (ins i8mem:$dst),
2186 [(store (X86setcc X86_COND_NE, EFLAGS), addr:$dst)]>,
2188 def SETLr : I<0x9C, MRM0r,
2189 (outs GR8 :$dst), (ins),
2191 [(set GR8:$dst, (X86setcc X86_COND_L, EFLAGS))]>,
2192 TB; // GR8 = < signed
2193 def SETLm : I<0x9C, MRM0m,
2194 (outs), (ins i8mem:$dst),
2196 [(store (X86setcc X86_COND_L, EFLAGS), addr:$dst)]>,
2197 TB; // [mem8] = < signed
2198 def SETGEr : I<0x9D, MRM0r,
2199 (outs GR8 :$dst), (ins),
2201 [(set GR8:$dst, (X86setcc X86_COND_GE, EFLAGS))]>,
2202 TB; // GR8 = >= signed
2203 def SETGEm : I<0x9D, MRM0m,
2204 (outs), (ins i8mem:$dst),
2206 [(store (X86setcc X86_COND_GE, EFLAGS), addr:$dst)]>,
2207 TB; // [mem8] = >= signed
2208 def SETLEr : I<0x9E, MRM0r,
2209 (outs GR8 :$dst), (ins),
2211 [(set GR8:$dst, (X86setcc X86_COND_LE, EFLAGS))]>,
2212 TB; // GR8 = <= signed
2213 def SETLEm : I<0x9E, MRM0m,
2214 (outs), (ins i8mem:$dst),
2216 [(store (X86setcc X86_COND_LE, EFLAGS), addr:$dst)]>,
2217 TB; // [mem8] = <= signed
2218 def SETGr : I<0x9F, MRM0r,
2219 (outs GR8 :$dst), (ins),
2221 [(set GR8:$dst, (X86setcc X86_COND_G, EFLAGS))]>,
2222 TB; // GR8 = > signed
2223 def SETGm : I<0x9F, MRM0m,
2224 (outs), (ins i8mem:$dst),
2226 [(store (X86setcc X86_COND_G, EFLAGS), addr:$dst)]>,
2227 TB; // [mem8] = > signed
2229 def SETBr : I<0x92, MRM0r,
2230 (outs GR8 :$dst), (ins),
2232 [(set GR8:$dst, (X86setcc X86_COND_B, EFLAGS))]>,
2233 TB; // GR8 = < unsign
2234 def SETBm : I<0x92, MRM0m,
2235 (outs), (ins i8mem:$dst),
2237 [(store (X86setcc X86_COND_B, EFLAGS), addr:$dst)]>,
2238 TB; // [mem8] = < unsign
2239 def SETAEr : I<0x93, MRM0r,
2240 (outs GR8 :$dst), (ins),
2242 [(set GR8:$dst, (X86setcc X86_COND_AE, EFLAGS))]>,
2243 TB; // GR8 = >= unsign
2244 def SETAEm : I<0x93, MRM0m,
2245 (outs), (ins i8mem:$dst),
2247 [(store (X86setcc X86_COND_AE, EFLAGS), addr:$dst)]>,
2248 TB; // [mem8] = >= unsign
2249 def SETBEr : I<0x96, MRM0r,
2250 (outs GR8 :$dst), (ins),
2252 [(set GR8:$dst, (X86setcc X86_COND_BE, EFLAGS))]>,
2253 TB; // GR8 = <= unsign
2254 def SETBEm : I<0x96, MRM0m,
2255 (outs), (ins i8mem:$dst),
2257 [(store (X86setcc X86_COND_BE, EFLAGS), addr:$dst)]>,
2258 TB; // [mem8] = <= unsign
2259 def SETAr : I<0x97, MRM0r,
2260 (outs GR8 :$dst), (ins),
2262 [(set GR8:$dst, (X86setcc X86_COND_A, EFLAGS))]>,
2263 TB; // GR8 = > signed
2264 def SETAm : I<0x97, MRM0m,
2265 (outs), (ins i8mem:$dst),
2267 [(store (X86setcc X86_COND_A, EFLAGS), addr:$dst)]>,
2268 TB; // [mem8] = > signed
2270 def SETSr : I<0x98, MRM0r,
2271 (outs GR8 :$dst), (ins),
2273 [(set GR8:$dst, (X86setcc X86_COND_S, EFLAGS))]>,
2274 TB; // GR8 = <sign bit>
2275 def SETSm : I<0x98, MRM0m,
2276 (outs), (ins i8mem:$dst),
2278 [(store (X86setcc X86_COND_S, EFLAGS), addr:$dst)]>,
2279 TB; // [mem8] = <sign bit>
2280 def SETNSr : I<0x99, MRM0r,
2281 (outs GR8 :$dst), (ins),
2283 [(set GR8:$dst, (X86setcc X86_COND_NS, EFLAGS))]>,
2284 TB; // GR8 = !<sign bit>
2285 def SETNSm : I<0x99, MRM0m,
2286 (outs), (ins i8mem:$dst),
2288 [(store (X86setcc X86_COND_NS, EFLAGS), addr:$dst)]>,
2289 TB; // [mem8] = !<sign bit>
2290 def SETPr : I<0x9A, MRM0r,
2291 (outs GR8 :$dst), (ins),
2293 [(set GR8:$dst, (X86setcc X86_COND_P, EFLAGS))]>,
2295 def SETPm : I<0x9A, MRM0m,
2296 (outs), (ins i8mem:$dst),
2298 [(store (X86setcc X86_COND_P, EFLAGS), addr:$dst)]>,
2299 TB; // [mem8] = parity
2300 def SETNPr : I<0x9B, MRM0r,
2301 (outs GR8 :$dst), (ins),
2303 [(set GR8:$dst, (X86setcc X86_COND_NP, EFLAGS))]>,
2304 TB; // GR8 = not parity
2305 def SETNPm : I<0x9B, MRM0m,
2306 (outs), (ins i8mem:$dst),
2308 [(store (X86setcc X86_COND_NP, EFLAGS), addr:$dst)]>,
2309 TB; // [mem8] = not parity
2310 } // Uses = [EFLAGS]
2313 // Integer comparisons
2314 let Defs = [EFLAGS] in {
2315 def CMP8rr : I<0x38, MRMDestReg,
2316 (outs), (ins GR8 :$src1, GR8 :$src2),
2317 "cmp{b}\t{$src2, $src1|$src1, $src2}",
2318 [(X86cmp GR8:$src1, GR8:$src2), (implicit EFLAGS)]>;
2319 def CMP16rr : I<0x39, MRMDestReg,
2320 (outs), (ins GR16:$src1, GR16:$src2),
2321 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2322 [(X86cmp GR16:$src1, GR16:$src2), (implicit EFLAGS)]>, OpSize;
2323 def CMP32rr : I<0x39, MRMDestReg,
2324 (outs), (ins GR32:$src1, GR32:$src2),
2325 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2326 [(X86cmp GR32:$src1, GR32:$src2), (implicit EFLAGS)]>;
2327 def CMP8mr : I<0x38, MRMDestMem,
2328 (outs), (ins i8mem :$src1, GR8 :$src2),
2329 "cmp{b}\t{$src2, $src1|$src1, $src2}",
2330 [(X86cmp (loadi8 addr:$src1), GR8:$src2),
2331 (implicit EFLAGS)]>;
2332 def CMP16mr : I<0x39, MRMDestMem,
2333 (outs), (ins i16mem:$src1, GR16:$src2),
2334 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2335 [(X86cmp (loadi16 addr:$src1), GR16:$src2),
2336 (implicit EFLAGS)]>, OpSize;
2337 def CMP32mr : I<0x39, MRMDestMem,
2338 (outs), (ins i32mem:$src1, GR32:$src2),
2339 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2340 [(X86cmp (loadi32 addr:$src1), GR32:$src2),
2341 (implicit EFLAGS)]>;
2342 def CMP8rm : I<0x3A, MRMSrcMem,
2343 (outs), (ins GR8 :$src1, i8mem :$src2),
2344 "cmp{b}\t{$src2, $src1|$src1, $src2}",
2345 [(X86cmp GR8:$src1, (loadi8 addr:$src2)),
2346 (implicit EFLAGS)]>;
2347 def CMP16rm : I<0x3B, MRMSrcMem,
2348 (outs), (ins GR16:$src1, i16mem:$src2),
2349 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2350 [(X86cmp GR16:$src1, (loadi16 addr:$src2)),
2351 (implicit EFLAGS)]>, OpSize;
2352 def CMP32rm : I<0x3B, MRMSrcMem,
2353 (outs), (ins GR32:$src1, i32mem:$src2),
2354 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2355 [(X86cmp GR32:$src1, (loadi32 addr:$src2)),
2356 (implicit EFLAGS)]>;
2357 def CMP8ri : Ii8<0x80, MRM7r,
2358 (outs), (ins GR8:$src1, i8imm:$src2),
2359 "cmp{b}\t{$src2, $src1|$src1, $src2}",
2360 [(X86cmp GR8:$src1, imm:$src2), (implicit EFLAGS)]>;
2361 def CMP16ri : Ii16<0x81, MRM7r,
2362 (outs), (ins GR16:$src1, i16imm:$src2),
2363 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2364 [(X86cmp GR16:$src1, imm:$src2),
2365 (implicit EFLAGS)]>, OpSize;
2366 def CMP32ri : Ii32<0x81, MRM7r,
2367 (outs), (ins GR32:$src1, i32imm:$src2),
2368 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2369 [(X86cmp GR32:$src1, imm:$src2), (implicit EFLAGS)]>;
2370 def CMP8mi : Ii8 <0x80, MRM7m,
2371 (outs), (ins i8mem :$src1, i8imm :$src2),
2372 "cmp{b}\t{$src2, $src1|$src1, $src2}",
2373 [(X86cmp (loadi8 addr:$src1), imm:$src2),
2374 (implicit EFLAGS)]>;
2375 def CMP16mi : Ii16<0x81, MRM7m,
2376 (outs), (ins i16mem:$src1, i16imm:$src2),
2377 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2378 [(X86cmp (loadi16 addr:$src1), imm:$src2),
2379 (implicit EFLAGS)]>, OpSize;
2380 def CMP32mi : Ii32<0x81, MRM7m,
2381 (outs), (ins i32mem:$src1, i32imm:$src2),
2382 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2383 [(X86cmp (loadi32 addr:$src1), imm:$src2),
2384 (implicit EFLAGS)]>;
2385 def CMP16ri8 : Ii8<0x83, MRM7r,
2386 (outs), (ins GR16:$src1, i16i8imm:$src2),
2387 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2388 [(X86cmp GR16:$src1, i16immSExt8:$src2),
2389 (implicit EFLAGS)]>, OpSize;
2390 def CMP16mi8 : Ii8<0x83, MRM7m,
2391 (outs), (ins i16mem:$src1, i16i8imm:$src2),
2392 "cmp{w}\t{$src2, $src1|$src1, $src2}",
2393 [(X86cmp (loadi16 addr:$src1), i16immSExt8:$src2),
2394 (implicit EFLAGS)]>, OpSize;
2395 def CMP32mi8 : Ii8<0x83, MRM7m,
2396 (outs), (ins i32mem:$src1, i32i8imm:$src2),
2397 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2398 [(X86cmp (loadi32 addr:$src1), i32immSExt8:$src2),
2399 (implicit EFLAGS)]>;
2400 def CMP32ri8 : Ii8<0x83, MRM7r,
2401 (outs), (ins GR32:$src1, i32i8imm:$src2),
2402 "cmp{l}\t{$src2, $src1|$src1, $src2}",
2403 [(X86cmp GR32:$src1, i32immSExt8:$src2),
2404 (implicit EFLAGS)]>;
2405 } // Defs = [EFLAGS]
2407 // Sign/Zero extenders
2408 def MOVSX16rr8 : I<0xBE, MRMSrcReg, (outs GR16:$dst), (ins GR8 :$src),
2409 "movs{bw|x}\t{$src, $dst|$dst, $src}",
2410 [(set GR16:$dst, (sext GR8:$src))]>, TB, OpSize;
2411 def MOVSX16rm8 : I<0xBE, MRMSrcMem, (outs GR16:$dst), (ins i8mem :$src),
2412 "movs{bw|x}\t{$src, $dst|$dst, $src}",
2413 [(set GR16:$dst, (sextloadi16i8 addr:$src))]>, TB, OpSize;
2414 def MOVSX32rr8 : I<0xBE, MRMSrcReg, (outs GR32:$dst), (ins GR8 :$src),
2415 "movs{bl|x}\t{$src, $dst|$dst, $src}",
2416 [(set GR32:$dst, (sext GR8:$src))]>, TB;
2417 def MOVSX32rm8 : I<0xBE, MRMSrcMem, (outs GR32:$dst), (ins i8mem :$src),
2418 "movs{bl|x}\t{$src, $dst|$dst, $src}",
2419 [(set GR32:$dst, (sextloadi32i8 addr:$src))]>, TB;
2420 def MOVSX32rr16: I<0xBF, MRMSrcReg, (outs GR32:$dst), (ins GR16:$src),
2421 "movs{wl|x}\t{$src, $dst|$dst, $src}",
2422 [(set GR32:$dst, (sext GR16:$src))]>, TB;
2423 def MOVSX32rm16: I<0xBF, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src),
2424 "movs{wl|x}\t{$src, $dst|$dst, $src}",
2425 [(set GR32:$dst, (sextloadi32i16 addr:$src))]>, TB;
2427 def MOVZX16rr8 : I<0xB6, MRMSrcReg, (outs GR16:$dst), (ins GR8 :$src),
2428 "movz{bw|x}\t{$src, $dst|$dst, $src}",
2429 [(set GR16:$dst, (zext GR8:$src))]>, TB, OpSize;
2430 def MOVZX16rm8 : I<0xB6, MRMSrcMem, (outs GR16:$dst), (ins i8mem :$src),
2431 "movz{bw|x}\t{$src, $dst|$dst, $src}",
2432 [(set GR16:$dst, (zextloadi16i8 addr:$src))]>, TB, OpSize;
2433 def MOVZX32rr8 : I<0xB6, MRMSrcReg, (outs GR32:$dst), (ins GR8 :$src),
2434 "movz{bl|x}\t{$src, $dst|$dst, $src}",
2435 [(set GR32:$dst, (zext GR8:$src))]>, TB;
2436 def MOVZX32rm8 : I<0xB6, MRMSrcMem, (outs GR32:$dst), (ins i8mem :$src),
2437 "movz{bl|x}\t{$src, $dst|$dst, $src}",
2438 [(set GR32:$dst, (zextloadi32i8 addr:$src))]>, TB;
2439 def MOVZX32rr16: I<0xB7, MRMSrcReg, (outs GR32:$dst), (ins GR16:$src),
2440 "movz{wl|x}\t{$src, $dst|$dst, $src}",
2441 [(set GR32:$dst, (zext GR16:$src))]>, TB;
2442 def MOVZX32rm16: I<0xB7, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src),
2443 "movz{wl|x}\t{$src, $dst|$dst, $src}",
2444 [(set GR32:$dst, (zextloadi32i16 addr:$src))]>, TB;
2446 let neverHasSideEffects = 1 in {
2447 let Defs = [AX], Uses = [AL] in
2448 def CBW : I<0x98, RawFrm, (outs), (ins),
2449 "{cbtw|cbw}", []>, OpSize; // AX = signext(AL)
2450 let Defs = [EAX], Uses = [AX] in
2451 def CWDE : I<0x98, RawFrm, (outs), (ins),
2452 "{cwtl|cwde}", []>; // EAX = signext(AX)
2454 let Defs = [AX,DX], Uses = [AX] in
2455 def CWD : I<0x99, RawFrm, (outs), (ins),
2456 "{cwtd|cwd}", []>, OpSize; // DX:AX = signext(AX)
2457 let Defs = [EAX,EDX], Uses = [EAX] in
2458 def CDQ : I<0x99, RawFrm, (outs), (ins),
2459 "{cltd|cdq}", []>; // EDX:EAX = signext(EAX)
2462 //===----------------------------------------------------------------------===//
2463 // Alias Instructions
2464 //===----------------------------------------------------------------------===//
2466 // Alias instructions that map movr0 to xor.
2467 // FIXME: remove when we can teach regalloc that xor reg, reg is ok.
2468 let Defs = [EFLAGS], isReMaterializable = 1 in {
2469 def MOV8r0 : I<0x30, MRMInitReg, (outs GR8 :$dst), (ins),
2470 "xor{b}\t$dst, $dst",
2471 [(set GR8:$dst, 0)]>;
2472 def MOV16r0 : I<0x31, MRMInitReg, (outs GR16:$dst), (ins),
2473 "xor{w}\t$dst, $dst",
2474 [(set GR16:$dst, 0)]>, OpSize;
2475 def MOV32r0 : I<0x31, MRMInitReg, (outs GR32:$dst), (ins),
2476 "xor{l}\t$dst, $dst",
2477 [(set GR32:$dst, 0)]>;
2480 // Basic operations on GR16 / GR32 subclasses GR16_ and GR32_ which contains only
2481 // those registers that have GR8 sub-registers (i.e. AX - DX, EAX - EDX).
2482 let neverHasSideEffects = 1 in {
2483 def MOV16to16_ : I<0x89, MRMDestReg, (outs GR16_:$dst), (ins GR16:$src),
2484 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
2485 def MOV32to32_ : I<0x89, MRMDestReg, (outs GR32_:$dst), (ins GR32:$src),
2486 "mov{l}\t{$src, $dst|$dst, $src}", []>;
2488 def MOV16_rr : I<0x89, MRMDestReg, (outs GR16_:$dst), (ins GR16_:$src),
2489 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
2490 def MOV32_rr : I<0x89, MRMDestReg, (outs GR32_:$dst), (ins GR32_:$src),
2491 "mov{l}\t{$src, $dst|$dst, $src}", []>;
2492 } // neverHasSideEffects
2494 let isSimpleLoad = 1, mayLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
2495 def MOV16_rm : I<0x8B, MRMSrcMem, (outs GR16_:$dst), (ins i16mem:$src),
2496 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
2497 def MOV32_rm : I<0x8B, MRMSrcMem, (outs GR32_:$dst), (ins i32mem:$src),
2498 "mov{l}\t{$src, $dst|$dst, $src}", []>;
2500 let mayStore = 1, neverHasSideEffects = 1 in {
2501 def MOV16_mr : I<0x89, MRMDestMem, (outs), (ins i16mem:$dst, GR16_:$src),
2502 "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
2503 def MOV32_mr : I<0x89, MRMDestMem, (outs), (ins i32mem:$dst, GR32_:$src),
2504 "mov{l}\t{$src, $dst|$dst, $src}", []>;
2507 //===----------------------------------------------------------------------===//
2508 // Thread Local Storage Instructions
2512 def TLS_addr : I<0, Pseudo, (outs GR32:$dst), (ins i32imm:$sym),
2513 "leal\t${sym:mem}(,%ebx,1), $dst",
2514 [(set GR32:$dst, (X86tlsaddr tglobaltlsaddr:$sym))]>;
2516 let AddedComplexity = 10 in
2517 def TLS_gs_rr : I<0, Pseudo, (outs GR32:$dst), (ins GR32:$src),
2518 "movl\t%gs:($src), $dst",
2519 [(set GR32:$dst, (load (add X86TLStp, GR32:$src)))]>;
2521 let AddedComplexity = 15 in
2522 def TLS_gs_ri : I<0, Pseudo, (outs GR32:$dst), (ins i32imm:$src),
2523 "movl\t%gs:${src:mem}, $dst",
2525 (load (add X86TLStp, (X86Wrapper tglobaltlsaddr:$src))))]>;
2527 def TLS_tp : I<0, Pseudo, (outs GR32:$dst), (ins),
2528 "movl\t%gs:0, $dst",
2529 [(set GR32:$dst, X86TLStp)]>;
2531 //===----------------------------------------------------------------------===//
2532 // DWARF Pseudo Instructions
2535 def DWARF_LOC : I<0, Pseudo, (outs),
2536 (ins i32imm:$line, i32imm:$col, i32imm:$file),
2537 ".loc\t${file:debug} ${line:debug} ${col:debug}",
2538 [(dwarf_loc (i32 imm:$line), (i32 imm:$col),
2541 //===----------------------------------------------------------------------===//
2542 // EH Pseudo Instructions
2544 let isTerminator = 1, isReturn = 1, isBarrier = 1,
2546 def EH_RETURN : I<0xC3, RawFrm, (outs), (ins GR32:$addr),
2547 "ret\t#eh_return, addr: $addr",
2548 [(X86ehret GR32:$addr)]>;
2552 //===----------------------------------------------------------------------===//
2556 //FIXME: Please check the format Pseudo is certainly wrong, but the opcode and
2557 // prefixes should be correct
2559 let Defs = [EAX, EFLAGS], Uses = [EAX] in {
2560 def CMPXCHG32 : I<0xB1, Pseudo, (outs), (ins i32mem:$ptr, GR32:$swap),
2561 "cmpxchgl $swap,$ptr", []>, TB;
2562 def LCMPXCHG32 : I<0xB1, Pseudo, (outs), (ins i32mem:$ptr, GR32:$swap),
2563 "lock cmpxchgl $swap,$ptr",
2564 [(X86cas addr:$ptr, GR32:$swap, 4)]>, TB, LOCK;
2566 let Defs = [EAX, EBX, ECX, EDX, EFLAGS], Uses = [EAX, EBX, ECX, EDX] in {
2567 def CMPXCHG8B : I<0xC7, Pseudo, (outs), (ins i32mem:$ptr),
2568 "cmpxchg8b $ptr", []>, TB;
2569 def LCMPXCHG8B : I<0xC7, Pseudo, (outs), (ins i32mem:$ptr),
2570 "lock cmpxchg8b $ptr",
2571 [(X86cas8 addr:$ptr)]>, TB, LOCK;
2574 let Defs = [AX, EFLAGS], Uses = [AX] in {
2575 def CMPXCHG16 : I<0xB1, Pseudo, (outs), (ins i16mem:$ptr, GR16:$swap),
2576 "cmpxchgw $swap,($ptr)", []>, TB, OpSize;
2577 def LCMPXCHG16 : I<0xB1, Pseudo, (outs), (ins i16mem:$ptr, GR16:$swap),
2578 "lock cmpxchgw $swap,$ptr",
2579 [(X86cas addr:$ptr, GR16:$swap, 2)]>, TB, OpSize, LOCK;
2581 let Defs = [AL, EFLAGS], Uses = [AL] in {
2582 def CMPXCHG8 : I<0xB0, Pseudo, (outs), (ins i8mem:$ptr, GR8:$swap),
2583 "cmpxchgb $swap,($ptr)", []>, TB;
2584 def LCMPXCHG8 : I<0xB0, Pseudo, (outs), (ins i8mem:$ptr, GR8:$swap),
2585 "lock cmpxchgb $swap,$ptr",
2586 [(X86cas addr:$ptr, GR8:$swap, 1)]>, TB, LOCK;
2589 let Constraints = "$val = $dst", Defs = [EFLAGS] in {
2590 def LXADD32 : I<0xC1, Pseudo, (outs GR32:$dst), (ins i32mem:$ptr, GR32:$val),
2591 "lock xadd $val, $ptr",
2592 [(set GR32:$dst, (atomic_las_32 addr:$ptr, GR32:$val))]>,
2594 def LXADD16 : I<0xC1, Pseudo, (outs GR16:$dst), (ins i16mem:$ptr, GR16:$val),
2595 "lock xadd $val, $ptr",
2596 [(set GR16:$dst, (atomic_las_16 addr:$ptr, GR16:$val))]>,
2598 def LXADD8 : I<0xC0, Pseudo, (outs GR8:$dst), (ins i8mem:$ptr, GR8:$val),
2599 "lock xadd $val, $ptr",
2600 [(set GR8:$dst, (atomic_las_8 addr:$ptr, GR8:$val))]>,
2602 def XADD32 : I<0xC1, Pseudo, (outs GR32:$dst), (ins i32mem:$ptr, GR32:$val),
2603 "xadd $val, $ptr", []>, TB;
2604 def XADD16 : I<0xC1, Pseudo, (outs GR16:$dst), (ins i16mem:$ptr, GR16:$val),
2605 "xadd $val, $ptr", []>, TB, OpSize;
2606 def XADD8 : I<0xC0, Pseudo, (outs GR8:$dst), (ins i8mem:$ptr, GR8:$val),
2607 "xadd $val, $ptr", []>, TB;
2609 def LXCHG32 : I<0x87, Pseudo, (outs GR32:$dst), (ins i32mem:$ptr, GR32:$val),
2610 "lock xchg $val, $ptr",
2611 [(set GR32:$dst, (atomic_swap_32 addr:$ptr, GR32:$val))]>, LOCK;
2612 def LXCHG16 : I<0x87, Pseudo, (outs GR16:$dst), (ins i16mem:$ptr, GR16:$val),
2613 "lock xchg $val, $ptr",
2614 [(set GR16:$dst, (atomic_swap_16 addr:$ptr, GR16:$val))]>,
2616 def LXCHG8 : I<0x86, Pseudo, (outs GR8:$dst), (ins i8mem:$ptr, GR8:$val),
2617 "lock xchg $val, $ptr",
2618 [(set GR8:$dst, (atomic_swap_8 addr:$ptr, GR8:$val))]>, LOCK;
2619 def XCHG32 : I<0x87, Pseudo, (outs GR32:$dst), (ins i32mem:$ptr, GR32:$val),
2620 "xchg $val, $ptr", []>;
2621 def XCHG16 : I<0x87, Pseudo, (outs GR16:$dst), (ins i16mem:$ptr, GR16:$val),
2622 "xchg $val, $ptr", []>, OpSize;
2623 def XCHG8 : I<0x86, Pseudo, (outs GR8:$dst), (ins i8mem:$ptr, GR8:$val),
2624 "xchg $val, $ptr", []>;
2627 //===----------------------------------------------------------------------===//
2628 // Non-Instruction Patterns
2629 //===----------------------------------------------------------------------===//
2631 // ConstantPool GlobalAddress, ExternalSymbol, and JumpTable
2632 def : Pat<(i32 (X86Wrapper tconstpool :$dst)), (MOV32ri tconstpool :$dst)>;
2633 def : Pat<(i32 (X86Wrapper tjumptable :$dst)), (MOV32ri tjumptable :$dst)>;
2634 def : Pat<(i32 (X86Wrapper tglobaltlsaddr:$dst)), (MOV32ri tglobaltlsaddr:$dst)>;
2635 def : Pat<(i32 (X86Wrapper tglobaladdr :$dst)), (MOV32ri tglobaladdr :$dst)>;
2636 def : Pat<(i32 (X86Wrapper texternalsym:$dst)), (MOV32ri texternalsym:$dst)>;
2638 def : Pat<(add GR32:$src1, (X86Wrapper tconstpool:$src2)),
2639 (ADD32ri GR32:$src1, tconstpool:$src2)>;
2640 def : Pat<(add GR32:$src1, (X86Wrapper tjumptable:$src2)),
2641 (ADD32ri GR32:$src1, tjumptable:$src2)>;
2642 def : Pat<(add GR32:$src1, (X86Wrapper tglobaladdr :$src2)),
2643 (ADD32ri GR32:$src1, tglobaladdr:$src2)>;
2644 def : Pat<(add GR32:$src1, (X86Wrapper texternalsym:$src2)),
2645 (ADD32ri GR32:$src1, texternalsym:$src2)>;
2647 def : Pat<(store (i32 (X86Wrapper tglobaladdr:$src)), addr:$dst),
2648 (MOV32mi addr:$dst, tglobaladdr:$src)>;
2649 def : Pat<(store (i32 (X86Wrapper texternalsym:$src)), addr:$dst),
2650 (MOV32mi addr:$dst, texternalsym:$src)>;
2654 def : Pat<(X86tailcall GR32:$dst),
2657 def : Pat<(X86tailcall (i32 tglobaladdr:$dst)),
2659 def : Pat<(X86tailcall (i32 texternalsym:$dst)),
2662 def : Pat<(X86tcret GR32:$dst, imm:$off),
2663 (TCRETURNri GR32:$dst, imm:$off)>;
2665 def : Pat<(X86tcret (i32 tglobaladdr:$dst), imm:$off),
2666 (TCRETURNdi texternalsym:$dst, imm:$off)>;
2668 def : Pat<(X86tcret (i32 texternalsym:$dst), imm:$off),
2669 (TCRETURNdi texternalsym:$dst, imm:$off)>;
2671 def : Pat<(X86call (i32 tglobaladdr:$dst)),
2672 (CALLpcrel32 tglobaladdr:$dst)>;
2673 def : Pat<(X86call (i32 texternalsym:$dst)),
2674 (CALLpcrel32 texternalsym:$dst)>;
2676 // X86 specific add which produces a flag.
2677 def : Pat<(addc GR32:$src1, GR32:$src2),
2678 (ADD32rr GR32:$src1, GR32:$src2)>;
2679 def : Pat<(addc GR32:$src1, (load addr:$src2)),
2680 (ADD32rm GR32:$src1, addr:$src2)>;
2681 def : Pat<(addc GR32:$src1, imm:$src2),
2682 (ADD32ri GR32:$src1, imm:$src2)>;
2683 def : Pat<(addc GR32:$src1, i32immSExt8:$src2),
2684 (ADD32ri8 GR32:$src1, i32immSExt8:$src2)>;
2686 def : Pat<(subc GR32:$src1, GR32:$src2),
2687 (SUB32rr GR32:$src1, GR32:$src2)>;
2688 def : Pat<(subc GR32:$src1, (load addr:$src2)),
2689 (SUB32rm GR32:$src1, addr:$src2)>;
2690 def : Pat<(subc GR32:$src1, imm:$src2),
2691 (SUB32ri GR32:$src1, imm:$src2)>;
2692 def : Pat<(subc GR32:$src1, i32immSExt8:$src2),
2693 (SUB32ri8 GR32:$src1, i32immSExt8:$src2)>;
2697 // TEST R,R is smaller than CMP R,0
2698 def : Pat<(parallel (X86cmp GR8:$src1, 0), (implicit EFLAGS)),
2699 (TEST8rr GR8:$src1, GR8:$src1)>;
2700 def : Pat<(parallel (X86cmp GR16:$src1, 0), (implicit EFLAGS)),
2701 (TEST16rr GR16:$src1, GR16:$src1)>;
2702 def : Pat<(parallel (X86cmp GR32:$src1, 0), (implicit EFLAGS)),
2703 (TEST32rr GR32:$src1, GR32:$src1)>;
2705 // zextload bool -> zextload byte
2706 def : Pat<(zextloadi8i1 addr:$src), (MOV8rm addr:$src)>;
2707 def : Pat<(zextloadi16i1 addr:$src), (MOVZX16rm8 addr:$src)>;
2708 def : Pat<(zextloadi32i1 addr:$src), (MOVZX32rm8 addr:$src)>;
2710 // extload bool -> extload byte
2711 def : Pat<(extloadi8i1 addr:$src), (MOV8rm addr:$src)>;
2712 def : Pat<(extloadi16i1 addr:$src), (MOVZX16rm8 addr:$src)>;
2713 def : Pat<(extloadi32i1 addr:$src), (MOVZX32rm8 addr:$src)>;
2714 def : Pat<(extloadi16i8 addr:$src), (MOVZX16rm8 addr:$src)>;
2715 def : Pat<(extloadi32i8 addr:$src), (MOVZX32rm8 addr:$src)>;
2716 def : Pat<(extloadi32i16 addr:$src), (MOVZX32rm16 addr:$src)>;
2719 def : Pat<(i16 (anyext GR8 :$src)), (MOVZX16rr8 GR8 :$src)>;
2720 def : Pat<(i32 (anyext GR8 :$src)), (MOVZX32rr8 GR8 :$src)>;
2721 def : Pat<(i32 (anyext GR16:$src)), (MOVZX32rr16 GR16:$src)>;
2722 def : Pat<(i16 (anyext (loadi8 addr:$src))), (MOVZX16rm8 addr:$src)>;
2723 def : Pat<(i32 (anyext (loadi8 addr:$src))), (MOVZX32rm8 addr:$src)>;
2724 def : Pat<(i32 (anyext (loadi16 addr:$src))), (MOVZX32rm16 addr:$src)>;
2726 // (and (i32 load), 255) -> (zextload i8)
2727 def : Pat<(i32 (and (loadi32 addr:$src), (i32 255))), (MOVZX32rm8 addr:$src)>;
2728 def : Pat<(i32 (and (loadi32 addr:$src), (i32 65535))),(MOVZX32rm16 addr:$src)>;
2730 //===----------------------------------------------------------------------===//
2732 //===----------------------------------------------------------------------===//
2734 // (shl x, 1) ==> (add x, x)
2735 def : Pat<(shl GR8 :$src1, (i8 1)), (ADD8rr GR8 :$src1, GR8 :$src1)>;
2736 def : Pat<(shl GR16:$src1, (i8 1)), (ADD16rr GR16:$src1, GR16:$src1)>;
2737 def : Pat<(shl GR32:$src1, (i8 1)), (ADD32rr GR32:$src1, GR32:$src1)>;
2739 // (or (x >> c) | (y << (32 - c))) ==> (shrd32 x, y, c)
2740 def : Pat<(or (srl GR32:$src1, CL:$amt),
2741 (shl GR32:$src2, (sub 32, CL:$amt))),
2742 (SHRD32rrCL GR32:$src1, GR32:$src2)>;
2744 def : Pat<(store (or (srl (loadi32 addr:$dst), CL:$amt),
2745 (shl GR32:$src2, (sub 32, CL:$amt))), addr:$dst),
2746 (SHRD32mrCL addr:$dst, GR32:$src2)>;
2748 // (or (x << c) | (y >> (32 - c))) ==> (shld32 x, y, c)
2749 def : Pat<(or (shl GR32:$src1, CL:$amt),
2750 (srl GR32:$src2, (sub 32, CL:$amt))),
2751 (SHLD32rrCL GR32:$src1, GR32:$src2)>;
2753 def : Pat<(store (or (shl (loadi32 addr:$dst), CL:$amt),
2754 (srl GR32:$src2, (sub 32, CL:$amt))), addr:$dst),
2755 (SHLD32mrCL addr:$dst, GR32:$src2)>;
2757 // (or (x >> c) | (y << (16 - c))) ==> (shrd16 x, y, c)
2758 def : Pat<(or (srl GR16:$src1, CL:$amt),
2759 (shl GR16:$src2, (sub 16, CL:$amt))),
2760 (SHRD16rrCL GR16:$src1, GR16:$src2)>;
2762 def : Pat<(store (or (srl (loadi16 addr:$dst), CL:$amt),
2763 (shl GR16:$src2, (sub 16, CL:$amt))), addr:$dst),
2764 (SHRD16mrCL addr:$dst, GR16:$src2)>;
2766 // (or (x << c) | (y >> (16 - c))) ==> (shld16 x, y, c)
2767 def : Pat<(or (shl GR16:$src1, CL:$amt),
2768 (srl GR16:$src2, (sub 16, CL:$amt))),
2769 (SHLD16rrCL GR16:$src1, GR16:$src2)>;
2771 def : Pat<(store (or (shl (loadi16 addr:$dst), CL:$amt),
2772 (srl GR16:$src2, (sub 16, CL:$amt))), addr:$dst),
2773 (SHLD16mrCL addr:$dst, GR16:$src2)>;
2775 //===----------------------------------------------------------------------===//
2776 // Floating Point Stack Support
2777 //===----------------------------------------------------------------------===//
2779 include "X86InstrFPStack.td"
2781 //===----------------------------------------------------------------------===//
2783 //===----------------------------------------------------------------------===//
2785 include "X86Instr64bit.td"
2787 //===----------------------------------------------------------------------===//
2788 // MMX and XMM Packed Integer support (requires MMX, SSE, and SSE2)
2789 //===----------------------------------------------------------------------===//
2791 include "X86InstrMMX.td"
2793 //===----------------------------------------------------------------------===//
2794 // XMM Floating point support (requires SSE / SSE2)
2795 //===----------------------------------------------------------------------===//
2797 include "X86InstrSSE.td"