| //===- X86InstrInfo.td - Describe the X86 Instruction Set --*- tablegen -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file describes the X86 instruction set, defining the instructions, and |
| // properties of the instructions which are needed for code generation, machine |
| // code emission, and analysis. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| //===----------------------------------------------------------------------===// |
| // X86 specific DAG Nodes. |
| // |
| |
| def SDTIntShiftDOp: SDTypeProfile<1, 3, |
| [SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, |
| SDTCisInt<0>, SDTCisInt<3>]>; |
| |
| def SDTX86CmpTest : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>; |
| |
| def SDTX86Cmov : SDTypeProfile<1, 4, |
| [SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>, |
| SDTCisVT<3, i8>, SDTCisVT<4, i32>]>; |
| |
| def SDTX86BrCond : SDTypeProfile<0, 3, |
| [SDTCisVT<0, OtherVT>, |
| SDTCisVT<1, i8>, SDTCisVT<2, i32>]>; |
| |
| def SDTX86SetCC : SDTypeProfile<1, 2, |
| [SDTCisVT<0, i8>, |
| SDTCisVT<1, i8>, SDTCisVT<2, i32>]>; |
| |
| def SDTX86cas : SDTypeProfile<0, 3, [SDTCisPtrTy<0>, SDTCisInt<1>, |
| SDTCisVT<2, i8>]>; |
| def SDTX86cas8 : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>; |
| |
| def SDTX86Ret : SDTypeProfile<0, -1, [SDTCisVT<0, i16>]>; |
| |
| def SDT_X86CallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i32> ]>; |
| def SDT_X86CallSeqEnd : SDCallSeqEnd<[ SDTCisVT<0, i32>, |
| SDTCisVT<1, i32> ]>; |
| |
| def SDT_X86Call : SDTypeProfile<0, -1, [SDTCisVT<0, iPTR>]>; |
| |
| def SDTX86RepStr : SDTypeProfile<0, 1, [SDTCisVT<0, OtherVT>]>; |
| |
| def SDTX86RdTsc : SDTypeProfile<0, 0, []>; |
| |
| def SDTX86Wrapper : SDTypeProfile<1, 1, [SDTCisSameAs<0, 1>, SDTCisPtrTy<0>]>; |
| |
| def SDT_X86TLSADDR : SDTypeProfile<1, 1, [SDTCisPtrTy<0>, SDTCisInt<1>]>; |
| |
| def SDT_X86TLSTP : SDTypeProfile<1, 0, [SDTCisPtrTy<0>]>; |
| |
| def SDT_X86EHRET : SDTypeProfile<0, 1, [SDTCisInt<0>]>; |
| |
| def SDT_X86TCRET : SDTypeProfile<0, 2, [SDTCisPtrTy<0>, SDTCisVT<1, i32>]>; |
| |
| def X86bsf : SDNode<"X86ISD::BSF", SDTIntUnaryOp>; |
| def X86bsr : SDNode<"X86ISD::BSR", SDTIntUnaryOp>; |
| def X86shld : SDNode<"X86ISD::SHLD", SDTIntShiftDOp>; |
| def X86shrd : SDNode<"X86ISD::SHRD", SDTIntShiftDOp>; |
| |
| def X86cmp : SDNode<"X86ISD::CMP" , SDTX86CmpTest>; |
| |
| def X86cmov : SDNode<"X86ISD::CMOV", SDTX86Cmov>; |
| def X86brcond : SDNode<"X86ISD::BRCOND", SDTX86BrCond, |
| [SDNPHasChain]>; |
| def X86setcc : SDNode<"X86ISD::SETCC", SDTX86SetCC>; |
| |
| def X86cas : SDNode<"X86ISD::LCMPXCHG_DAG", SDTX86cas, |
| [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore, |
| SDNPMayLoad]>; |
| def X86cas8 : SDNode<"X86ISD::LCMPXCHG8_DAG", SDTX86cas8, |
| [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore, |
| SDNPMayLoad]>; |
| |
| def X86retflag : SDNode<"X86ISD::RET_FLAG", SDTX86Ret, |
| [SDNPHasChain, SDNPOptInFlag]>; |
| |
| def X86callseq_start : |
| SDNode<"ISD::CALLSEQ_START", SDT_X86CallSeqStart, |
| [SDNPHasChain, SDNPOutFlag]>; |
| def X86callseq_end : |
| SDNode<"ISD::CALLSEQ_END", SDT_X86CallSeqEnd, |
| [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>; |
| |
| def X86call : SDNode<"X86ISD::CALL", SDT_X86Call, |
| [SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>; |
| |
| def X86tailcall: SDNode<"X86ISD::TAILCALL", SDT_X86Call, |
| [SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>; |
| |
| def X86rep_stos: SDNode<"X86ISD::REP_STOS", SDTX86RepStr, |
| [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore]>; |
| def X86rep_movs: SDNode<"X86ISD::REP_MOVS", SDTX86RepStr, |
| [SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore, |
| SDNPMayLoad]>; |
| |
| def X86rdtsc : SDNode<"X86ISD::RDTSC_DAG",SDTX86RdTsc, |
| [SDNPHasChain, SDNPOutFlag, SDNPSideEffect]>; |
| |
| def X86Wrapper : SDNode<"X86ISD::Wrapper", SDTX86Wrapper>; |
| def X86WrapperRIP : SDNode<"X86ISD::WrapperRIP", SDTX86Wrapper>; |
| |
| def X86tlsaddr : SDNode<"X86ISD::TLSADDR", SDT_X86TLSADDR, |
| [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>; |
| def X86TLStp : SDNode<"X86ISD::THREAD_POINTER", SDT_X86TLSTP, []>; |
| |
| def X86ehret : SDNode<"X86ISD::EH_RETURN", SDT_X86EHRET, |
| [SDNPHasChain]>; |
| |
| def X86tcret : SDNode<"X86ISD::TC_RETURN", SDT_X86TCRET, |
| [SDNPHasChain, SDNPOptInFlag]>; |
| |
| //===----------------------------------------------------------------------===// |
| // X86 Operand Definitions. |
| // |
| |
| // *mem - Operand definitions for the funky X86 addressing mode operands. |
| // |
| class X86MemOperand<string printMethod> : Operand<iPTR> { |
| let PrintMethod = printMethod; |
| let MIOperandInfo = (ops ptr_rc, i8imm, ptr_rc, i32imm); |
| } |
| |
| def i8mem : X86MemOperand<"printi8mem">; |
| def i16mem : X86MemOperand<"printi16mem">; |
| def i32mem : X86MemOperand<"printi32mem">; |
| def i64mem : X86MemOperand<"printi64mem">; |
| def i128mem : X86MemOperand<"printi128mem">; |
| def f32mem : X86MemOperand<"printf32mem">; |
| def f64mem : X86MemOperand<"printf64mem">; |
| def f80mem : X86MemOperand<"printf80mem">; |
| def f128mem : X86MemOperand<"printf128mem">; |
| |
| def lea32mem : Operand<i32> { |
| let PrintMethod = "printi32mem"; |
| let MIOperandInfo = (ops GR32, i8imm, GR32, i32imm); |
| } |
| |
| def SSECC : Operand<i8> { |
| let PrintMethod = "printSSECC"; |
| } |
| |
| def piclabel: Operand<i32> { |
| let PrintMethod = "printPICLabel"; |
| } |
| |
| // A couple of more descriptive operand definitions. |
| // 16-bits but only 8 bits are significant. |
| def i16i8imm : Operand<i16>; |
| // 32-bits but only 8 bits are significant. |
| def i32i8imm : Operand<i32>; |
| |
| // Branch targets have OtherVT type. |
| def brtarget : Operand<OtherVT>; |
| |
| //===----------------------------------------------------------------------===// |
| // X86 Complex Pattern Definitions. |
| // |
| |
| // Define X86 specific addressing mode. |
| def addr : ComplexPattern<iPTR, 4, "SelectAddr", [], []>; |
| def lea32addr : ComplexPattern<i32, 4, "SelectLEAAddr", |
| [add, mul, shl, or, frameindex], []>; |
| |
| //===----------------------------------------------------------------------===// |
| // X86 Instruction Predicate Definitions. |
| def HasMMX : Predicate<"Subtarget->hasMMX()">; |
| def HasSSE1 : Predicate<"Subtarget->hasSSE1()">; |
| def HasSSE2 : Predicate<"Subtarget->hasSSE2()">; |
| def HasSSE3 : Predicate<"Subtarget->hasSSE3()">; |
| def HasSSSE3 : Predicate<"Subtarget->hasSSSE3()">; |
| def HasSSE41 : Predicate<"Subtarget->hasSSE41()">; |
| def HasSSE42 : Predicate<"Subtarget->hasSSE42()">; |
| def FPStackf32 : Predicate<"!Subtarget->hasSSE1()">; |
| def FPStackf64 : Predicate<"!Subtarget->hasSSE2()">; |
| def In32BitMode : Predicate<"!Subtarget->is64Bit()">; |
| def In64BitMode : Predicate<"Subtarget->is64Bit()">; |
| def SmallCode : Predicate<"TM.getCodeModel() == CodeModel::Small">; |
| def NotSmallCode : Predicate<"TM.getCodeModel() != CodeModel::Small">; |
| def IsStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">; |
| |
| //===----------------------------------------------------------------------===// |
| // X86 Instruction Format Definitions. |
| // |
| |
| include "X86InstrFormats.td" |
| |
| //===----------------------------------------------------------------------===// |
| // Pattern fragments... |
| // |
| |
| // X86 specific condition code. These correspond to CondCode in |
| // X86InstrInfo.h. They must be kept in synch. |
| def X86_COND_A : PatLeaf<(i8 0)>; |
| def X86_COND_AE : PatLeaf<(i8 1)>; |
| def X86_COND_B : PatLeaf<(i8 2)>; |
| def X86_COND_BE : PatLeaf<(i8 3)>; |
| def X86_COND_E : PatLeaf<(i8 4)>; |
| def X86_COND_G : PatLeaf<(i8 5)>; |
| def X86_COND_GE : PatLeaf<(i8 6)>; |
| def X86_COND_L : PatLeaf<(i8 7)>; |
| def X86_COND_LE : PatLeaf<(i8 8)>; |
| def X86_COND_NE : PatLeaf<(i8 9)>; |
| def X86_COND_NO : PatLeaf<(i8 10)>; |
| def X86_COND_NP : PatLeaf<(i8 11)>; |
| def X86_COND_NS : PatLeaf<(i8 12)>; |
| def X86_COND_O : PatLeaf<(i8 13)>; |
| def X86_COND_P : PatLeaf<(i8 14)>; |
| def X86_COND_S : PatLeaf<(i8 15)>; |
| |
| def i16immSExt8 : PatLeaf<(i16 imm), [{ |
| // i16immSExt8 predicate - True if the 16-bit immediate fits in a 8-bit |
| // sign extended field. |
| return (int16_t)N->getValue() == (int8_t)N->getValue(); |
| }]>; |
| |
| def i32immSExt8 : PatLeaf<(i32 imm), [{ |
| // i32immSExt8 predicate - True if the 32-bit immediate fits in a 8-bit |
| // sign extended field. |
| return (int32_t)N->getValue() == (int8_t)N->getValue(); |
| }]>; |
| |
| // Helper fragments for loads. |
| // It's always safe to treat a anyext i16 load as a i32 load if the i16 is |
| // known to be 32-bit aligned or better. Ditto for i8 to i16. |
| def loadi16 : PatFrag<(ops node:$ptr), (i16 (ld node:$ptr)), [{ |
| if (LoadSDNode *LD = dyn_cast<LoadSDNode>(N)) { |
| if (LD->getAddressingMode() != ISD::UNINDEXED) |
| return false; |
| ISD::LoadExtType ExtType = LD->getExtensionType(); |
| if (ExtType == ISD::NON_EXTLOAD) |
| return true; |
| if (ExtType == ISD::EXTLOAD) |
| return LD->getAlignment() >= 2 && !LD->isVolatile(); |
| } |
| return false; |
| }]>; |
| |
| def loadi32 : PatFrag<(ops node:$ptr), (i32 (ld node:$ptr)), [{ |
| if (LoadSDNode *LD = dyn_cast<LoadSDNode>(N)) { |
| if (LD->getAddressingMode() != ISD::UNINDEXED) |
| return false; |
| ISD::LoadExtType ExtType = LD->getExtensionType(); |
| if (ExtType == ISD::NON_EXTLOAD) |
| return true; |
| if (ExtType == ISD::EXTLOAD) |
| return LD->getAlignment() >= 4 && !LD->isVolatile(); |
| } |
| return false; |
| }]>; |
| |
| def loadi8 : PatFrag<(ops node:$ptr), (i8 (load node:$ptr))>; |
| def loadi64 : PatFrag<(ops node:$ptr), (i64 (load node:$ptr))>; |
| |
| def loadf32 : PatFrag<(ops node:$ptr), (f32 (load node:$ptr))>; |
| def loadf64 : PatFrag<(ops node:$ptr), (f64 (load node:$ptr))>; |
| def loadf80 : PatFrag<(ops node:$ptr), (f80 (load node:$ptr))>; |
| |
| def sextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (sextloadi8 node:$ptr))>; |
| def sextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (sextloadi8 node:$ptr))>; |
| def sextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (sextloadi16 node:$ptr))>; |
| |
| def zextloadi8i1 : PatFrag<(ops node:$ptr), (i8 (zextloadi1 node:$ptr))>; |
| def zextloadi16i1 : PatFrag<(ops node:$ptr), (i16 (zextloadi1 node:$ptr))>; |
| def zextloadi32i1 : PatFrag<(ops node:$ptr), (i32 (zextloadi1 node:$ptr))>; |
| def zextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (zextloadi8 node:$ptr))>; |
| def zextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (zextloadi8 node:$ptr))>; |
| def zextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (zextloadi16 node:$ptr))>; |
| |
| def extloadi8i1 : PatFrag<(ops node:$ptr), (i8 (extloadi1 node:$ptr))>; |
| def extloadi16i1 : PatFrag<(ops node:$ptr), (i16 (extloadi1 node:$ptr))>; |
| def extloadi32i1 : PatFrag<(ops node:$ptr), (i32 (extloadi1 node:$ptr))>; |
| def extloadi16i8 : PatFrag<(ops node:$ptr), (i16 (extloadi8 node:$ptr))>; |
| def extloadi32i8 : PatFrag<(ops node:$ptr), (i32 (extloadi8 node:$ptr))>; |
| def extloadi32i16 : PatFrag<(ops node:$ptr), (i32 (extloadi16 node:$ptr))>; |
| |
| |
| // An 'and' node with a single use. |
| def and_su : PatFrag<(ops node:$lhs, node:$rhs), (and node:$lhs, node:$rhs), [{ |
| return N->hasOneUse(); |
| }]>; |
| |
| //===----------------------------------------------------------------------===// |
| // Instruction list... |
| // |
| |
| // ADJCALLSTACKDOWN/UP implicitly use/def ESP because they may be expanded into |
| // a stack adjustment and the codegen must know that they may modify the stack |
| // pointer before prolog-epilog rewriting occurs. |
| // Pessimistically assume ADJCALLSTACKDOWN / ADJCALLSTACKUP will become |
| // sub / add which can clobber EFLAGS. |
| let Defs = [ESP, EFLAGS], Uses = [ESP] in { |
| def ADJCALLSTACKDOWN : I<0, Pseudo, (outs), (ins i32imm:$amt), |
| "#ADJCALLSTACKDOWN", |
| [(X86callseq_start imm:$amt)]>; |
| def ADJCALLSTACKUP : I<0, Pseudo, (outs), (ins i32imm:$amt1, i32imm:$amt2), |
| "#ADJCALLSTACKUP", |
| [(X86callseq_end imm:$amt1, imm:$amt2)]>; |
| } |
| |
| // Nop |
| let neverHasSideEffects = 1 in |
| def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", []>; |
| |
| // PIC base |
| let neverHasSideEffects = 1, isNotDuplicable = 1 in |
| def MOVPC32r : Ii32<0xE8, Pseudo, (outs GR32:$reg), (ins piclabel:$label), |
| "call\t$label\n\tpop{l}\t$reg", []>; |
| |
| //===----------------------------------------------------------------------===// |
| // Control Flow Instructions... |
| // |
| |
| // Return instructions. |
| let isTerminator = 1, isReturn = 1, isBarrier = 1, |
| hasCtrlDep = 1, FPForm = SpecialFP, FPFormBits = SpecialFP.Value in { |
| def RET : I <0xC3, RawFrm, (outs), (ins variable_ops), |
| "ret", |
| [(X86retflag 0)]>; |
| def RETI : Ii16<0xC2, RawFrm, (outs), (ins i16imm:$amt, variable_ops), |
| "ret\t$amt", |
| [(X86retflag imm:$amt)]>; |
| } |
| |
| // All branches are RawFrm, Void, Branch, and Terminators |
| let isBranch = 1, isTerminator = 1 in |
| class IBr<bits<8> opcode, dag ins, string asm, list<dag> pattern> : |
| I<opcode, RawFrm, (outs), ins, asm, pattern>; |
| |
| let isBranch = 1, isBarrier = 1 in |
| def JMP : IBr<0xE9, (ins brtarget:$dst), "jmp\t$dst", [(br bb:$dst)]>; |
| |
| // Indirect branches |
| let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1 in { |
| def JMP32r : I<0xFF, MRM4r, (outs), (ins GR32:$dst), "jmp{l}\t{*}$dst", |
| [(brind GR32:$dst)]>; |
| def JMP32m : I<0xFF, MRM4m, (outs), (ins i32mem:$dst), "jmp{l}\t{*}$dst", |
| [(brind (loadi32 addr:$dst))]>; |
| } |
| |
| // Conditional branches |
| let Uses = [EFLAGS] in { |
| def JE : IBr<0x84, (ins brtarget:$dst), "je\t$dst", |
| [(X86brcond bb:$dst, X86_COND_E, EFLAGS)]>, TB; |
| def JNE : IBr<0x85, (ins brtarget:$dst), "jne\t$dst", |
| [(X86brcond bb:$dst, X86_COND_NE, EFLAGS)]>, TB; |
| def JL : IBr<0x8C, (ins brtarget:$dst), "jl\t$dst", |
| [(X86brcond bb:$dst, X86_COND_L, EFLAGS)]>, TB; |
| def JLE : IBr<0x8E, (ins brtarget:$dst), "jle\t$dst", |
| [(X86brcond bb:$dst, X86_COND_LE, EFLAGS)]>, TB; |
| def JG : IBr<0x8F, (ins brtarget:$dst), "jg\t$dst", |
| [(X86brcond bb:$dst, X86_COND_G, EFLAGS)]>, TB; |
| def JGE : IBr<0x8D, (ins brtarget:$dst), "jge\t$dst", |
| [(X86brcond bb:$dst, X86_COND_GE, EFLAGS)]>, TB; |
| |
| def JB : IBr<0x82, (ins brtarget:$dst), "jb\t$dst", |
| [(X86brcond bb:$dst, X86_COND_B, EFLAGS)]>, TB; |
| def JBE : IBr<0x86, (ins brtarget:$dst), "jbe\t$dst", |
| [(X86brcond bb:$dst, X86_COND_BE, EFLAGS)]>, TB; |
| def JA : IBr<0x87, (ins brtarget:$dst), "ja\t$dst", |
| [(X86brcond bb:$dst, X86_COND_A, EFLAGS)]>, TB; |
| def JAE : IBr<0x83, (ins brtarget:$dst), "jae\t$dst", |
| [(X86brcond bb:$dst, X86_COND_AE, EFLAGS)]>, TB; |
| |
| def JS : IBr<0x88, (ins brtarget:$dst), "js\t$dst", |
| [(X86brcond bb:$dst, X86_COND_S, EFLAGS)]>, TB; |
| def JNS : IBr<0x89, (ins brtarget:$dst), "jns\t$dst", |
| [(X86brcond bb:$dst, X86_COND_NS, EFLAGS)]>, TB; |
| def JP : IBr<0x8A, (ins brtarget:$dst), "jp\t$dst", |
| [(X86brcond bb:$dst, X86_COND_P, EFLAGS)]>, TB; |
| def JNP : IBr<0x8B, (ins brtarget:$dst), "jnp\t$dst", |
| [(X86brcond bb:$dst, X86_COND_NP, EFLAGS)]>, TB; |
| def JO : IBr<0x80, (ins brtarget:$dst), "jo\t$dst", |
| [(X86brcond bb:$dst, X86_COND_O, EFLAGS)]>, TB; |
| def JNO : IBr<0x81, (ins brtarget:$dst), "jno\t$dst", |
| [(X86brcond bb:$dst, X86_COND_NO, EFLAGS)]>, TB; |
| } // Uses = [EFLAGS] |
| |
| //===----------------------------------------------------------------------===// |
| // Call Instructions... |
| // |
| let isCall = 1 in |
| // All calls clobber the non-callee saved registers... |
| let Defs = [EAX, ECX, EDX, FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0, |
| MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7, |
| XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7, EFLAGS] in { |
| def CALLpcrel32 : Ii32<0xE8, RawFrm, (outs), (ins i32imm:$dst,variable_ops), |
| "call\t${dst:call}", []>; |
| def CALL32r : I<0xFF, MRM2r, (outs), (ins GR32:$dst, variable_ops), |
| "call\t{*}$dst", [(X86call GR32:$dst)]>; |
| def CALL32m : I<0xFF, MRM2m, (outs), (ins i32mem:$dst, variable_ops), |
| "call\t{*}$dst", [(X86call (loadi32 addr:$dst))]>; |
| } |
| |
| // Tail call stuff. |
| |
| def TAILCALL : I<0, Pseudo, (outs), (ins), |
| "#TAILCALL", |
| []>; |
| |
| let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in |
| def TCRETURNdi : I<0, Pseudo, (outs), (ins i32imm:$dst, i32imm:$offset, variable_ops), |
| "#TC_RETURN $dst $offset", |
| []>; |
| |
| let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in |
| def TCRETURNri : I<0, Pseudo, (outs), (ins GR32:$dst, i32imm:$offset, variable_ops), |
| "#TC_RETURN $dst $offset", |
| []>; |
| |
| let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in |
| |
| def TAILJMPd : IBr<0xE9, (ins i32imm:$dst), "jmp\t${dst:call} # TAILCALL", |
| []>; |
| let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in |
| def TAILJMPr : I<0xFF, MRM4r, (outs), (ins GR32:$dst), "jmp{l}\t{*}$dst # TAILCALL", |
| []>; |
| let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in |
| def TAILJMPm : I<0xFF, MRM4m, (outs), (ins i32mem:$dst), |
| "jmp\t{*}$dst # TAILCALL", []>; |
| |
| //===----------------------------------------------------------------------===// |
| // Miscellaneous Instructions... |
| // |
| let Defs = [EBP, ESP], Uses = [EBP, ESP], mayLoad = 1, neverHasSideEffects=1 in |
| def LEAVE : I<0xC9, RawFrm, |
| (outs), (ins), "leave", []>; |
| |
| let Defs = [ESP], Uses = [ESP], neverHasSideEffects=1 in { |
| let mayLoad = 1 in |
| def POP32r : I<0x58, AddRegFrm, (outs GR32:$reg), (ins), "pop{l}\t$reg", []>; |
| |
| let mayStore = 1 in |
| def PUSH32r : I<0x50, AddRegFrm, (outs), (ins GR32:$reg), "push{l}\t$reg",[]>; |
| } |
| |
| let Defs = [ESP, EFLAGS], Uses = [ESP], mayLoad = 1, neverHasSideEffects=1 in |
| def POPFD : I<0x9D, RawFrm, (outs), (ins), "popf", []>; |
| let Defs = [ESP], Uses = [ESP, EFLAGS], mayStore = 1, neverHasSideEffects=1 in |
| def PUSHFD : I<0x9C, RawFrm, (outs), (ins), "pushf", []>; |
| |
| let isTwoAddress = 1 in // GR32 = bswap GR32 |
| def BSWAP32r : I<0xC8, AddRegFrm, |
| (outs GR32:$dst), (ins GR32:$src), |
| "bswap{l}\t$dst", |
| [(set GR32:$dst, (bswap GR32:$src))]>, TB; |
| |
| |
| // Bit scan instructions. |
| let Defs = [EFLAGS] in { |
| def BSF16rr : I<0xBC, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src), |
| "bsf{w}\t{$src, $dst|$dst, $src}", |
| [(set GR16:$dst, (X86bsf GR16:$src)), (implicit EFLAGS)]>, TB; |
| def BSF16rm : I<0xBC, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src), |
| "bsf{w}\t{$src, $dst|$dst, $src}", |
| [(set GR16:$dst, (X86bsf (loadi16 addr:$src))), |
| (implicit EFLAGS)]>, TB; |
| def BSF32rr : I<0xBC, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src), |
| "bsf{l}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (X86bsf GR32:$src)), (implicit EFLAGS)]>, TB; |
| def BSF32rm : I<0xBC, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src), |
| "bsf{l}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (X86bsf (loadi32 addr:$src))), |
| (implicit EFLAGS)]>, TB; |
| |
| def BSR16rr : I<0xBD, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src), |
| "bsr{w}\t{$src, $dst|$dst, $src}", |
| [(set GR16:$dst, (X86bsr GR16:$src)), (implicit EFLAGS)]>, TB; |
| def BSR16rm : I<0xBD, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src), |
| "bsr{w}\t{$src, $dst|$dst, $src}", |
| [(set GR16:$dst, (X86bsr (loadi16 addr:$src))), |
| (implicit EFLAGS)]>, TB; |
| def BSR32rr : I<0xBD, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src), |
| "bsr{l}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (X86bsr GR32:$src)), (implicit EFLAGS)]>, TB; |
| def BSR32rm : I<0xBD, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src), |
| "bsr{l}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (X86bsr (loadi32 addr:$src))), |
| (implicit EFLAGS)]>, TB; |
| } // Defs = [EFLAGS] |
| |
| let neverHasSideEffects = 1 in |
| def LEA16r : I<0x8D, MRMSrcMem, |
| (outs GR16:$dst), (ins i32mem:$src), |
| "lea{w}\t{$src|$dst}, {$dst|$src}", []>, OpSize; |
| let isReMaterializable = 1 in |
| def LEA32r : I<0x8D, MRMSrcMem, |
| (outs GR32:$dst), (ins lea32mem:$src), |
| "lea{l}\t{$src|$dst}, {$dst|$src}", |
| [(set GR32:$dst, lea32addr:$src)]>, Requires<[In32BitMode]>; |
| |
| let Defs = [ECX,EDI,ESI], Uses = [ECX,EDI,ESI] in { |
| def REP_MOVSB : I<0xA4, RawFrm, (outs), (ins), "{rep;movsb|rep movsb}", |
| [(X86rep_movs i8)]>, REP; |
| def REP_MOVSW : I<0xA5, RawFrm, (outs), (ins), "{rep;movsw|rep movsw}", |
| [(X86rep_movs i16)]>, REP, OpSize; |
| def REP_MOVSD : I<0xA5, RawFrm, (outs), (ins), "{rep;movsl|rep movsd}", |
| [(X86rep_movs i32)]>, REP; |
| } |
| |
| let Defs = [ECX,EDI], Uses = [AL,ECX,EDI] in |
| def REP_STOSB : I<0xAA, RawFrm, (outs), (ins), "{rep;stosb|rep stosb}", |
| [(X86rep_stos i8)]>, REP; |
| let Defs = [ECX,EDI], Uses = [AX,ECX,EDI] in |
| def REP_STOSW : I<0xAB, RawFrm, (outs), (ins), "{rep;stosw|rep stosw}", |
| [(X86rep_stos i16)]>, REP, OpSize; |
| let Defs = [ECX,EDI], Uses = [EAX,ECX,EDI] in |
| def REP_STOSD : I<0xAB, RawFrm, (outs), (ins), "{rep;stosl|rep stosd}", |
| [(X86rep_stos i32)]>, REP; |
| |
| let Defs = [RAX, RDX] in |
| def RDTSC : I<0x31, RawFrm, (outs), (ins), "rdtsc", [(X86rdtsc)]>, |
| TB; |
| |
| let isBarrier = 1, hasCtrlDep = 1 in { |
| def TRAP : I<0x0B, RawFrm, (outs), (ins), "ud2", [(trap)]>, TB; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Input/Output Instructions... |
| // |
| let Defs = [AL], Uses = [DX] in |
| def IN8rr : I<0xEC, RawFrm, (outs), (ins), |
| "in{b}\t{%dx, %al|%AL, %DX}", []>; |
| let Defs = [AX], Uses = [DX] in |
| def IN16rr : I<0xED, RawFrm, (outs), (ins), |
| "in{w}\t{%dx, %ax|%AX, %DX}", []>, OpSize; |
| let Defs = [EAX], Uses = [DX] in |
| def IN32rr : I<0xED, RawFrm, (outs), (ins), |
| "in{l}\t{%dx, %eax|%EAX, %DX}", []>; |
| |
| let Defs = [AL] in |
| def IN8ri : Ii8<0xE4, RawFrm, (outs), (ins i16i8imm:$port), |
| "in{b}\t{$port, %al|%AL, $port}", []>; |
| let Defs = [AX] in |
| def IN16ri : Ii8<0xE5, RawFrm, (outs), (ins i16i8imm:$port), |
| "in{w}\t{$port, %ax|%AX, $port}", []>, OpSize; |
| let Defs = [EAX] in |
| def IN32ri : Ii8<0xE5, RawFrm, (outs), (ins i16i8imm:$port), |
| "in{l}\t{$port, %eax|%EAX, $port}", []>; |
| |
| let Uses = [DX, AL] in |
| def OUT8rr : I<0xEE, RawFrm, (outs), (ins), |
| "out{b}\t{%al, %dx|%DX, %AL}", []>; |
| let Uses = [DX, AX] in |
| def OUT16rr : I<0xEF, RawFrm, (outs), (ins), |
| "out{w}\t{%ax, %dx|%DX, %AX}", []>, OpSize; |
| let Uses = [DX, EAX] in |
| def OUT32rr : I<0xEF, RawFrm, (outs), (ins), |
| "out{l}\t{%eax, %dx|%DX, %EAX}", []>; |
| |
| let Uses = [AL] in |
| def OUT8ir : Ii8<0xE6, RawFrm, (outs), (ins i16i8imm:$port), |
| "out{b}\t{%al, $port|$port, %AL}", []>; |
| let Uses = [AX] in |
| def OUT16ir : Ii8<0xE7, RawFrm, (outs), (ins i16i8imm:$port), |
| "out{w}\t{%ax, $port|$port, %AX}", []>, OpSize; |
| let Uses = [EAX] in |
| def OUT32ir : Ii8<0xE7, RawFrm, (outs), (ins i16i8imm:$port), |
| "out{l}\t{%eax, $port|$port, %EAX}", []>; |
| |
| //===----------------------------------------------------------------------===// |
| // Move Instructions... |
| // |
| let neverHasSideEffects = 1 in { |
| def MOV8rr : I<0x88, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src), |
| "mov{b}\t{$src, $dst|$dst, $src}", []>; |
| def MOV16rr : I<0x89, MRMDestReg, (outs GR16:$dst), (ins GR16:$src), |
| "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize; |
| def MOV32rr : I<0x89, MRMDestReg, (outs GR32:$dst), (ins GR32:$src), |
| "mov{l}\t{$src, $dst|$dst, $src}", []>; |
| } |
| let isReMaterializable = 1, isAsCheapAsAMove = 1 in { |
| def MOV8ri : Ii8 <0xB0, AddRegFrm, (outs GR8 :$dst), (ins i8imm :$src), |
| "mov{b}\t{$src, $dst|$dst, $src}", |
| [(set GR8:$dst, imm:$src)]>; |
| def MOV16ri : Ii16<0xB8, AddRegFrm, (outs GR16:$dst), (ins i16imm:$src), |
| "mov{w}\t{$src, $dst|$dst, $src}", |
| [(set GR16:$dst, imm:$src)]>, OpSize; |
| def MOV32ri : Ii32<0xB8, AddRegFrm, (outs GR32:$dst), (ins i32imm:$src), |
| "mov{l}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, imm:$src)]>; |
| } |
| def MOV8mi : Ii8 <0xC6, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src), |
| "mov{b}\t{$src, $dst|$dst, $src}", |
| [(store (i8 imm:$src), addr:$dst)]>; |
| def MOV16mi : Ii16<0xC7, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src), |
| "mov{w}\t{$src, $dst|$dst, $src}", |
| [(store (i16 imm:$src), addr:$dst)]>, OpSize; |
| def MOV32mi : Ii32<0xC7, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src), |
| "mov{l}\t{$src, $dst|$dst, $src}", |
| [(store (i32 imm:$src), addr:$dst)]>; |
| |
| let isSimpleLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in { |
| def MOV8rm : I<0x8A, MRMSrcMem, (outs GR8 :$dst), (ins i8mem :$src), |
| "mov{b}\t{$src, $dst|$dst, $src}", |
| [(set GR8:$dst, (load addr:$src))]>; |
| def MOV16rm : I<0x8B, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src), |
| "mov{w}\t{$src, $dst|$dst, $src}", |
| [(set GR16:$dst, (load addr:$src))]>, OpSize; |
| def MOV32rm : I<0x8B, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src), |
| "mov{l}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (load addr:$src))]>; |
| } |
| |
| def MOV8mr : I<0x88, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src), |
| "mov{b}\t{$src, $dst|$dst, $src}", |
| [(store GR8:$src, addr:$dst)]>; |
| def MOV16mr : I<0x89, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src), |
| "mov{w}\t{$src, $dst|$dst, $src}", |
| [(store GR16:$src, addr:$dst)]>, OpSize; |
| def MOV32mr : I<0x89, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src), |
| "mov{l}\t{$src, $dst|$dst, $src}", |
| [(store GR32:$src, addr:$dst)]>; |
| |
| //===----------------------------------------------------------------------===// |
| // Fixed-Register Multiplication and Division Instructions... |
| // |
| |
| // Extra precision multiplication |
| let Defs = [AL,AH,EFLAGS], Uses = [AL] in |
| def MUL8r : I<0xF6, MRM4r, (outs), (ins GR8:$src), "mul{b}\t$src", |
| // FIXME: Used for 8-bit mul, ignore result upper 8 bits. |
| // This probably ought to be moved to a def : Pat<> if the |
| // syntax can be accepted. |
| [(set AL, (mul AL, GR8:$src))]>; // AL,AH = AL*GR8 |
| let Defs = [AX,DX,EFLAGS], Uses = [AX], neverHasSideEffects = 1 in |
| def MUL16r : I<0xF7, MRM4r, (outs), (ins GR16:$src), "mul{w}\t$src", []>, |
| OpSize; // AX,DX = AX*GR16 |
| let Defs = [EAX,EDX,EFLAGS], Uses = [EAX], neverHasSideEffects = 1 in |
| def MUL32r : I<0xF7, MRM4r, (outs), (ins GR32:$src), "mul{l}\t$src", []>; |
| // EAX,EDX = EAX*GR32 |
| let Defs = [AL,AH,EFLAGS], Uses = [AL] in |
| def MUL8m : I<0xF6, MRM4m, (outs), (ins i8mem :$src), |
| "mul{b}\t$src", |
| // FIXME: Used for 8-bit mul, ignore result upper 8 bits. |
| // This probably ought to be moved to a def : Pat<> if the |
| // syntax can be accepted. |
| [(set AL, (mul AL, (loadi8 addr:$src)))]>; // AL,AH = AL*[mem8] |
| let mayLoad = 1, neverHasSideEffects = 1 in { |
| let Defs = [AX,DX,EFLAGS], Uses = [AX] in |
| def MUL16m : I<0xF7, MRM4m, (outs), (ins i16mem:$src), |
| "mul{w}\t$src", []>, OpSize; // AX,DX = AX*[mem16] |
| let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in |
| def MUL32m : I<0xF7, MRM4m, (outs), (ins i32mem:$src), |
| "mul{l}\t$src", []>; // EAX,EDX = EAX*[mem32] |
| } |
| |
| let neverHasSideEffects = 1 in { |
| let Defs = [AL,AH,EFLAGS], Uses = [AL] in |
| def IMUL8r : I<0xF6, MRM5r, (outs), (ins GR8:$src), "imul{b}\t$src", []>; |
| // AL,AH = AL*GR8 |
| let Defs = [AX,DX,EFLAGS], Uses = [AX] in |
| def IMUL16r : I<0xF7, MRM5r, (outs), (ins GR16:$src), "imul{w}\t$src", []>, |
| OpSize; // AX,DX = AX*GR16 |
| let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in |
| def IMUL32r : I<0xF7, MRM5r, (outs), (ins GR32:$src), "imul{l}\t$src", []>; |
| // EAX,EDX = EAX*GR32 |
| let mayLoad = 1 in { |
| let Defs = [AL,AH,EFLAGS], Uses = [AL] in |
| def IMUL8m : I<0xF6, MRM5m, (outs), (ins i8mem :$src), |
| "imul{b}\t$src", []>; // AL,AH = AL*[mem8] |
| let Defs = [AX,DX,EFLAGS], Uses = [AX] in |
| def IMUL16m : I<0xF7, MRM5m, (outs), (ins i16mem:$src), |
| "imul{w}\t$src", []>, OpSize; // AX,DX = AX*[mem16] |
| let Defs = [EAX,EDX], Uses = [EAX] in |
| def IMUL32m : I<0xF7, MRM5m, (outs), (ins i32mem:$src), |
| "imul{l}\t$src", []>; // EAX,EDX = EAX*[mem32] |
| } |
| |
| // unsigned division/remainder |
| let Defs = [AX,EFLAGS], Uses = [AL,AH] in |
| def DIV8r : I<0xF6, MRM6r, (outs), (ins GR8:$src), // AX/r8 = AL,AH |
| "div{b}\t$src", []>; |
| let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in |
| def DIV16r : I<0xF7, MRM6r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX |
| "div{w}\t$src", []>, OpSize; |
| let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in |
| def DIV32r : I<0xF7, MRM6r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX |
| "div{l}\t$src", []>; |
| let mayLoad = 1 in { |
| let Defs = [AX,EFLAGS], Uses = [AL,AH] in |
| def DIV8m : I<0xF6, MRM6m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH |
| "div{b}\t$src", []>; |
| let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in |
| def DIV16m : I<0xF7, MRM6m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX |
| "div{w}\t$src", []>, OpSize; |
| let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in |
| def DIV32m : I<0xF7, MRM6m, (outs), (ins i32mem:$src), // EDX:EAX/[mem32] = EAX,EDX |
| "div{l}\t$src", []>; |
| } |
| |
| // Signed division/remainder. |
| let Defs = [AX,EFLAGS], Uses = [AL,AH] in |
| def IDIV8r : I<0xF6, MRM7r, (outs), (ins GR8:$src), // AX/r8 = AL,AH |
| "idiv{b}\t$src", []>; |
| let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in |
| def IDIV16r: I<0xF7, MRM7r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX |
| "idiv{w}\t$src", []>, OpSize; |
| let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in |
| def IDIV32r: I<0xF7, MRM7r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX |
| "idiv{l}\t$src", []>; |
| let mayLoad = 1, mayLoad = 1 in { |
| let Defs = [AX,EFLAGS], Uses = [AL,AH] in |
| def IDIV8m : I<0xF6, MRM7m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH |
| "idiv{b}\t$src", []>; |
| let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in |
| def IDIV16m: I<0xF7, MRM7m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX |
| "idiv{w}\t$src", []>, OpSize; |
| let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in |
| def IDIV32m: I<0xF7, MRM7m, (outs), (ins i32mem:$src), // EDX:EAX/[mem32] = EAX,EDX |
| "idiv{l}\t$src", []>; |
| } |
| } // neverHasSideEffects |
| |
| //===----------------------------------------------------------------------===// |
| // Two address Instructions. |
| // |
| let isTwoAddress = 1 in { |
| |
| // Conditional moves |
| let Uses = [EFLAGS] in { |
| let isCommutable = 1 in { |
| def CMOVB16rr : I<0x42, MRMSrcReg, // if <u, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmovb\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_B, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVB32rr : I<0x42, MRMSrcReg, // if <u, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmovb\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_B, EFLAGS))]>, |
| TB; |
| |
| def CMOVAE16rr: I<0x43, MRMSrcReg, // if >=u, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmovae\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_AE, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVAE32rr: I<0x43, MRMSrcReg, // if >=u, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmovae\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_AE, EFLAGS))]>, |
| TB; |
| def CMOVE16rr : I<0x44, MRMSrcReg, // if ==, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmove\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_E, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVE32rr : I<0x44, MRMSrcReg, // if ==, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmove\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_E, EFLAGS))]>, |
| TB; |
| def CMOVNE16rr: I<0x45, MRMSrcReg, // if !=, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmovne\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_NE, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVNE32rr: I<0x45, MRMSrcReg, // if !=, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmovne\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_NE, EFLAGS))]>, |
| TB; |
| def CMOVBE16rr: I<0x46, MRMSrcReg, // if <=u, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmovbe\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_BE, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVBE32rr: I<0x46, MRMSrcReg, // if <=u, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmovbe\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_BE, EFLAGS))]>, |
| TB; |
| def CMOVA16rr : I<0x47, MRMSrcReg, // if >u, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmova\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_A, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVA32rr : I<0x47, MRMSrcReg, // if >u, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmova\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_A, EFLAGS))]>, |
| TB; |
| def CMOVL16rr : I<0x4C, MRMSrcReg, // if <s, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmovl\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_L, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVL32rr : I<0x4C, MRMSrcReg, // if <s, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmovl\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_L, EFLAGS))]>, |
| TB; |
| def CMOVGE16rr: I<0x4D, MRMSrcReg, // if >=s, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmovge\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_GE, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVGE32rr: I<0x4D, MRMSrcReg, // if >=s, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmovge\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_GE, EFLAGS))]>, |
| TB; |
| def CMOVLE16rr: I<0x4E, MRMSrcReg, // if <=s, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmovle\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_LE, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVLE32rr: I<0x4E, MRMSrcReg, // if <=s, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmovle\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_LE, EFLAGS))]>, |
| TB; |
| def CMOVG16rr : I<0x4F, MRMSrcReg, // if >s, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmovg\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_G, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVG32rr : I<0x4F, MRMSrcReg, // if >s, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmovg\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_G, EFLAGS))]>, |
| TB; |
| def CMOVS16rr : I<0x48, MRMSrcReg, // if signed, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmovs\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_S, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVS32rr : I<0x48, MRMSrcReg, // if signed, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmovs\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_S, EFLAGS))]>, |
| TB; |
| def CMOVNS16rr: I<0x49, MRMSrcReg, // if !signed, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmovns\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_NS, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVNS32rr: I<0x49, MRMSrcReg, // if !signed, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmovns\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_NS, EFLAGS))]>, |
| TB; |
| def CMOVP16rr : I<0x4A, MRMSrcReg, // if parity, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmovp\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_P, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVP32rr : I<0x4A, MRMSrcReg, // if parity, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmovp\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_P, EFLAGS))]>, |
| TB; |
| def CMOVNP16rr : I<0x4B, MRMSrcReg, // if !parity, GR16 = GR16 |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "cmovnp\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2, |
| X86_COND_NP, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVNP32rr : I<0x4B, MRMSrcReg, // if !parity, GR32 = GR32 |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "cmovnp\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2, |
| X86_COND_NP, EFLAGS))]>, |
| TB; |
| } // isCommutable = 1 |
| |
| def CMOVNP32rm : I<0x4B, MRMSrcMem, // if !parity, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmovnp\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_NP, EFLAGS))]>, |
| TB; |
| |
| def CMOVB16rm : I<0x42, MRMSrcMem, // if <u, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmovb\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_B, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVB32rm : I<0x42, MRMSrcMem, // if <u, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmovb\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_B, EFLAGS))]>, |
| TB; |
| def CMOVAE16rm: I<0x43, MRMSrcMem, // if >=u, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmovae\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_AE, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVAE32rm: I<0x43, MRMSrcMem, // if >=u, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmovae\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_AE, EFLAGS))]>, |
| TB; |
| def CMOVE16rm : I<0x44, MRMSrcMem, // if ==, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmove\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_E, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVE32rm : I<0x44, MRMSrcMem, // if ==, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmove\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_E, EFLAGS))]>, |
| TB; |
| def CMOVNE16rm: I<0x45, MRMSrcMem, // if !=, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmovne\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_NE, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVNE32rm: I<0x45, MRMSrcMem, // if !=, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmovne\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_NE, EFLAGS))]>, |
| TB; |
| def CMOVBE16rm: I<0x46, MRMSrcMem, // if <=u, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmovbe\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_BE, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVBE32rm: I<0x46, MRMSrcMem, // if <=u, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmovbe\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_BE, EFLAGS))]>, |
| TB; |
| def CMOVA16rm : I<0x47, MRMSrcMem, // if >u, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmova\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_A, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVA32rm : I<0x47, MRMSrcMem, // if >u, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmova\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_A, EFLAGS))]>, |
| TB; |
| def CMOVL16rm : I<0x4C, MRMSrcMem, // if <s, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmovl\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_L, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVL32rm : I<0x4C, MRMSrcMem, // if <s, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmovl\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_L, EFLAGS))]>, |
| TB; |
| def CMOVGE16rm: I<0x4D, MRMSrcMem, // if >=s, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmovge\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_GE, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVGE32rm: I<0x4D, MRMSrcMem, // if >=s, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmovge\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_GE, EFLAGS))]>, |
| TB; |
| def CMOVLE16rm: I<0x4E, MRMSrcMem, // if <=s, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmovle\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_LE, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVLE32rm: I<0x4E, MRMSrcMem, // if <=s, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmovle\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_LE, EFLAGS))]>, |
| TB; |
| def CMOVG16rm : I<0x4F, MRMSrcMem, // if >s, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmovg\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_G, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVG32rm : I<0x4F, MRMSrcMem, // if >s, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmovg\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_G, EFLAGS))]>, |
| TB; |
| def CMOVS16rm : I<0x48, MRMSrcMem, // if signed, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmovs\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_S, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVS32rm : I<0x48, MRMSrcMem, // if signed, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmovs\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_S, EFLAGS))]>, |
| TB; |
| def CMOVNS16rm: I<0x49, MRMSrcMem, // if !signed, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmovns\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_NS, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVNS32rm: I<0x49, MRMSrcMem, // if !signed, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmovns\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_NS, EFLAGS))]>, |
| TB; |
| def CMOVP16rm : I<0x4A, MRMSrcMem, // if parity, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmovp\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_P, EFLAGS))]>, |
| TB, OpSize; |
| def CMOVP32rm : I<0x4A, MRMSrcMem, // if parity, GR32 = [mem32] |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "cmovp\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2), |
| X86_COND_P, EFLAGS))]>, |
| TB; |
| def CMOVNP16rm : I<0x4B, MRMSrcMem, // if !parity, GR16 = [mem16] |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "cmovnp\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2), |
| X86_COND_NP, EFLAGS))]>, |
| TB, OpSize; |
| } // Uses = [EFLAGS] |
| |
| |
| // unary instructions |
| let CodeSize = 2 in { |
| let Defs = [EFLAGS] in { |
| def NEG8r : I<0xF6, MRM3r, (outs GR8 :$dst), (ins GR8 :$src), "neg{b}\t$dst", |
| [(set GR8:$dst, (ineg GR8:$src))]>; |
| def NEG16r : I<0xF7, MRM3r, (outs GR16:$dst), (ins GR16:$src), "neg{w}\t$dst", |
| [(set GR16:$dst, (ineg GR16:$src))]>, OpSize; |
| def NEG32r : I<0xF7, MRM3r, (outs GR32:$dst), (ins GR32:$src), "neg{l}\t$dst", |
| [(set GR32:$dst, (ineg GR32:$src))]>; |
| let isTwoAddress = 0 in { |
| def NEG8m : I<0xF6, MRM3m, (outs), (ins i8mem :$dst), "neg{b}\t$dst", |
| [(store (ineg (loadi8 addr:$dst)), addr:$dst)]>; |
| def NEG16m : I<0xF7, MRM3m, (outs), (ins i16mem:$dst), "neg{w}\t$dst", |
| [(store (ineg (loadi16 addr:$dst)), addr:$dst)]>, OpSize; |
| def NEG32m : I<0xF7, MRM3m, (outs), (ins i32mem:$dst), "neg{l}\t$dst", |
| [(store (ineg (loadi32 addr:$dst)), addr:$dst)]>; |
| |
| } |
| } // Defs = [EFLAGS] |
| |
| def NOT8r : I<0xF6, MRM2r, (outs GR8 :$dst), (ins GR8 :$src), "not{b}\t$dst", |
| [(set GR8:$dst, (not GR8:$src))]>; |
| def NOT16r : I<0xF7, MRM2r, (outs GR16:$dst), (ins GR16:$src), "not{w}\t$dst", |
| [(set GR16:$dst, (not GR16:$src))]>, OpSize; |
| def NOT32r : I<0xF7, MRM2r, (outs GR32:$dst), (ins GR32:$src), "not{l}\t$dst", |
| [(set GR32:$dst, (not GR32:$src))]>; |
| let isTwoAddress = 0 in { |
| def NOT8m : I<0xF6, MRM2m, (outs), (ins i8mem :$dst), "not{b}\t$dst", |
| [(store (not (loadi8 addr:$dst)), addr:$dst)]>; |
| def NOT16m : I<0xF7, MRM2m, (outs), (ins i16mem:$dst), "not{w}\t$dst", |
| [(store (not (loadi16 addr:$dst)), addr:$dst)]>, OpSize; |
| def NOT32m : I<0xF7, MRM2m, (outs), (ins i32mem:$dst), "not{l}\t$dst", |
| [(store (not (loadi32 addr:$dst)), addr:$dst)]>; |
| } |
| } // CodeSize |
| |
| // TODO: inc/dec is slow for P4, but fast for Pentium-M. |
| let Defs = [EFLAGS] in { |
| let CodeSize = 2 in |
| def INC8r : I<0xFE, MRM0r, (outs GR8 :$dst), (ins GR8 :$src), "inc{b}\t$dst", |
| [(set GR8:$dst, (add GR8:$src, 1))]>; |
| let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA. |
| def INC16r : I<0x40, AddRegFrm, (outs GR16:$dst), (ins GR16:$src), "inc{w}\t$dst", |
| [(set GR16:$dst, (add GR16:$src, 1))]>, |
| OpSize, Requires<[In32BitMode]>; |
| def INC32r : I<0x40, AddRegFrm, (outs GR32:$dst), (ins GR32:$src), "inc{l}\t$dst", |
| [(set GR32:$dst, (add GR32:$src, 1))]>, Requires<[In32BitMode]>; |
| } |
| let isTwoAddress = 0, CodeSize = 2 in { |
| def INC8m : I<0xFE, MRM0m, (outs), (ins i8mem :$dst), "inc{b}\t$dst", |
| [(store (add (loadi8 addr:$dst), 1), addr:$dst)]>; |
| def INC16m : I<0xFF, MRM0m, (outs), (ins i16mem:$dst), "inc{w}\t$dst", |
| [(store (add (loadi16 addr:$dst), 1), addr:$dst)]>, |
| OpSize, Requires<[In32BitMode]>; |
| def INC32m : I<0xFF, MRM0m, (outs), (ins i32mem:$dst), "inc{l}\t$dst", |
| [(store (add (loadi32 addr:$dst), 1), addr:$dst)]>, |
| Requires<[In32BitMode]>; |
| } |
| |
| let CodeSize = 2 in |
| def DEC8r : I<0xFE, MRM1r, (outs GR8 :$dst), (ins GR8 :$src), "dec{b}\t$dst", |
| [(set GR8:$dst, (add GR8:$src, -1))]>; |
| let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA. |
| def DEC16r : I<0x48, AddRegFrm, (outs GR16:$dst), (ins GR16:$src), "dec{w}\t$dst", |
| [(set GR16:$dst, (add GR16:$src, -1))]>, |
| OpSize, Requires<[In32BitMode]>; |
| def DEC32r : I<0x48, AddRegFrm, (outs GR32:$dst), (ins GR32:$src), "dec{l}\t$dst", |
| [(set GR32:$dst, (add GR32:$src, -1))]>, Requires<[In32BitMode]>; |
| } |
| |
| let isTwoAddress = 0, CodeSize = 2 in { |
| def DEC8m : I<0xFE, MRM1m, (outs), (ins i8mem :$dst), "dec{b}\t$dst", |
| [(store (add (loadi8 addr:$dst), -1), addr:$dst)]>; |
| def DEC16m : I<0xFF, MRM1m, (outs), (ins i16mem:$dst), "dec{w}\t$dst", |
| [(store (add (loadi16 addr:$dst), -1), addr:$dst)]>, |
| OpSize, Requires<[In32BitMode]>; |
| def DEC32m : I<0xFF, MRM1m, (outs), (ins i32mem:$dst), "dec{l}\t$dst", |
| [(store (add (loadi32 addr:$dst), -1), addr:$dst)]>, |
| Requires<[In32BitMode]>; |
| } |
| } // Defs = [EFLAGS] |
| |
| // Logical operators... |
| let Defs = [EFLAGS] in { |
| let isCommutable = 1 in { // X = AND Y, Z --> X = AND Z, Y |
| def AND8rr : I<0x20, MRMDestReg, |
| (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2), |
| "and{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (and GR8:$src1, GR8:$src2))]>; |
| def AND16rr : I<0x21, MRMDestReg, |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "and{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (and GR16:$src1, GR16:$src2))]>, OpSize; |
| def AND32rr : I<0x21, MRMDestReg, |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "and{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (and GR32:$src1, GR32:$src2))]>; |
| } |
| |
| def AND8rm : I<0x22, MRMSrcMem, |
| (outs GR8 :$dst), (ins GR8 :$src1, i8mem :$src2), |
| "and{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (and GR8:$src1, (load addr:$src2)))]>; |
| def AND16rm : I<0x23, MRMSrcMem, |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "and{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (and GR16:$src1, (load addr:$src2)))]>, OpSize; |
| def AND32rm : I<0x23, MRMSrcMem, |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "and{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (and GR32:$src1, (load addr:$src2)))]>; |
| |
| def AND8ri : Ii8<0x80, MRM4r, |
| (outs GR8 :$dst), (ins GR8 :$src1, i8imm :$src2), |
| "and{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (and GR8:$src1, imm:$src2))]>; |
| def AND16ri : Ii16<0x81, MRM4r, |
| (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2), |
| "and{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (and GR16:$src1, imm:$src2))]>, OpSize; |
| def AND32ri : Ii32<0x81, MRM4r, |
| (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2), |
| "and{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (and GR32:$src1, imm:$src2))]>; |
| def AND16ri8 : Ii8<0x83, MRM4r, |
| (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2), |
| "and{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (and GR16:$src1, i16immSExt8:$src2))]>, |
| OpSize; |
| def AND32ri8 : Ii8<0x83, MRM4r, |
| (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2), |
| "and{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (and GR32:$src1, i32immSExt8:$src2))]>; |
| |
| let isTwoAddress = 0 in { |
| def AND8mr : I<0x20, MRMDestMem, |
| (outs), (ins i8mem :$dst, GR8 :$src), |
| "and{b}\t{$src, $dst|$dst, $src}", |
| [(store (and (load addr:$dst), GR8:$src), addr:$dst)]>; |
| def AND16mr : I<0x21, MRMDestMem, |
| (outs), (ins i16mem:$dst, GR16:$src), |
| "and{w}\t{$src, $dst|$dst, $src}", |
| [(store (and (load addr:$dst), GR16:$src), addr:$dst)]>, |
| OpSize; |
| def AND32mr : I<0x21, MRMDestMem, |
| (outs), (ins i32mem:$dst, GR32:$src), |
| "and{l}\t{$src, $dst|$dst, $src}", |
| [(store (and (load addr:$dst), GR32:$src), addr:$dst)]>; |
| def AND8mi : Ii8<0x80, MRM4m, |
| (outs), (ins i8mem :$dst, i8imm :$src), |
| "and{b}\t{$src, $dst|$dst, $src}", |
| [(store (and (loadi8 addr:$dst), imm:$src), addr:$dst)]>; |
| def AND16mi : Ii16<0x81, MRM4m, |
| (outs), (ins i16mem:$dst, i16imm:$src), |
| "and{w}\t{$src, $dst|$dst, $src}", |
| [(store (and (loadi16 addr:$dst), imm:$src), addr:$dst)]>, |
| OpSize; |
| def AND32mi : Ii32<0x81, MRM4m, |
| (outs), (ins i32mem:$dst, i32imm:$src), |
| "and{l}\t{$src, $dst|$dst, $src}", |
| [(store (and (loadi32 addr:$dst), imm:$src), addr:$dst)]>; |
| def AND16mi8 : Ii8<0x83, MRM4m, |
| (outs), (ins i16mem:$dst, i16i8imm :$src), |
| "and{w}\t{$src, $dst|$dst, $src}", |
| [(store (and (load addr:$dst), i16immSExt8:$src), addr:$dst)]>, |
| OpSize; |
| def AND32mi8 : Ii8<0x83, MRM4m, |
| (outs), (ins i32mem:$dst, i32i8imm :$src), |
| "and{l}\t{$src, $dst|$dst, $src}", |
| [(store (and (load addr:$dst), i32immSExt8:$src), addr:$dst)]>; |
| } |
| |
| |
| let isCommutable = 1 in { // X = OR Y, Z --> X = OR Z, Y |
| def OR8rr : I<0x08, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2), |
| "or{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (or GR8:$src1, GR8:$src2))]>; |
| def OR16rr : I<0x09, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "or{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (or GR16:$src1, GR16:$src2))]>, OpSize; |
| def OR32rr : I<0x09, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "or{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (or GR32:$src1, GR32:$src2))]>; |
| } |
| def OR8rm : I<0x0A, MRMSrcMem , (outs GR8 :$dst), (ins GR8 :$src1, i8mem :$src2), |
| "or{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (or GR8:$src1, (load addr:$src2)))]>; |
| def OR16rm : I<0x0B, MRMSrcMem , (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "or{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (or GR16:$src1, (load addr:$src2)))]>, OpSize; |
| def OR32rm : I<0x0B, MRMSrcMem , (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "or{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (or GR32:$src1, (load addr:$src2)))]>; |
| |
| def OR8ri : Ii8 <0x80, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2), |
| "or{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (or GR8:$src1, imm:$src2))]>; |
| def OR16ri : Ii16<0x81, MRM1r, (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2), |
| "or{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (or GR16:$src1, imm:$src2))]>, OpSize; |
| def OR32ri : Ii32<0x81, MRM1r, (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2), |
| "or{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (or GR32:$src1, imm:$src2))]>; |
| |
| def OR16ri8 : Ii8<0x83, MRM1r, (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2), |
| "or{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (or GR16:$src1, i16immSExt8:$src2))]>, OpSize; |
| def OR32ri8 : Ii8<0x83, MRM1r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2), |
| "or{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (or GR32:$src1, i32immSExt8:$src2))]>; |
| let isTwoAddress = 0 in { |
| def OR8mr : I<0x08, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src), |
| "or{b}\t{$src, $dst|$dst, $src}", |
| [(store (or (load addr:$dst), GR8:$src), addr:$dst)]>; |
| def OR16mr : I<0x09, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src), |
| "or{w}\t{$src, $dst|$dst, $src}", |
| [(store (or (load addr:$dst), GR16:$src), addr:$dst)]>, OpSize; |
| def OR32mr : I<0x09, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src), |
| "or{l}\t{$src, $dst|$dst, $src}", |
| [(store (or (load addr:$dst), GR32:$src), addr:$dst)]>; |
| def OR8mi : Ii8<0x80, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src), |
| "or{b}\t{$src, $dst|$dst, $src}", |
| [(store (or (loadi8 addr:$dst), imm:$src), addr:$dst)]>; |
| def OR16mi : Ii16<0x81, MRM1m, (outs), (ins i16mem:$dst, i16imm:$src), |
| "or{w}\t{$src, $dst|$dst, $src}", |
| [(store (or (loadi16 addr:$dst), imm:$src), addr:$dst)]>, |
| OpSize; |
| def OR32mi : Ii32<0x81, MRM1m, (outs), (ins i32mem:$dst, i32imm:$src), |
| "or{l}\t{$src, $dst|$dst, $src}", |
| [(store (or (loadi32 addr:$dst), imm:$src), addr:$dst)]>; |
| def OR16mi8 : Ii8<0x83, MRM1m, (outs), (ins i16mem:$dst, i16i8imm:$src), |
| "or{w}\t{$src, $dst|$dst, $src}", |
| [(store (or (load addr:$dst), i16immSExt8:$src), addr:$dst)]>, |
| OpSize; |
| def OR32mi8 : Ii8<0x83, MRM1m, (outs), (ins i32mem:$dst, i32i8imm:$src), |
| "or{l}\t{$src, $dst|$dst, $src}", |
| [(store (or (load addr:$dst), i32immSExt8:$src), addr:$dst)]>; |
| } // isTwoAddress = 0 |
| |
| |
| let isCommutable = 1 in { // X = XOR Y, Z --> X = XOR Z, Y |
| def XOR8rr : I<0x30, MRMDestReg, |
| (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2), |
| "xor{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (xor GR8:$src1, GR8:$src2))]>; |
| def XOR16rr : I<0x31, MRMDestReg, |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "xor{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (xor GR16:$src1, GR16:$src2))]>, OpSize; |
| def XOR32rr : I<0x31, MRMDestReg, |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "xor{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (xor GR32:$src1, GR32:$src2))]>; |
| } // isCommutable = 1 |
| |
| def XOR8rm : I<0x32, MRMSrcMem , |
| (outs GR8 :$dst), (ins GR8:$src1, i8mem :$src2), |
| "xor{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (xor GR8:$src1, (load addr:$src2)))]>; |
| def XOR16rm : I<0x33, MRMSrcMem , |
| (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "xor{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (xor GR16:$src1, (load addr:$src2)))]>, |
| OpSize; |
| def XOR32rm : I<0x33, MRMSrcMem , |
| (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "xor{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (xor GR32:$src1, (load addr:$src2)))]>; |
| |
| def XOR8ri : Ii8<0x80, MRM6r, |
| (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2), |
| "xor{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (xor GR8:$src1, imm:$src2))]>; |
| def XOR16ri : Ii16<0x81, MRM6r, |
| (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2), |
| "xor{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (xor GR16:$src1, imm:$src2))]>, OpSize; |
| def XOR32ri : Ii32<0x81, MRM6r, |
| (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2), |
| "xor{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (xor GR32:$src1, imm:$src2))]>; |
| def XOR16ri8 : Ii8<0x83, MRM6r, |
| (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2), |
| "xor{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (xor GR16:$src1, i16immSExt8:$src2))]>, |
| OpSize; |
| def XOR32ri8 : Ii8<0x83, MRM6r, |
| (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2), |
| "xor{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (xor GR32:$src1, i32immSExt8:$src2))]>; |
| |
| let isTwoAddress = 0 in { |
| def XOR8mr : I<0x30, MRMDestMem, |
| (outs), (ins i8mem :$dst, GR8 :$src), |
| "xor{b}\t{$src, $dst|$dst, $src}", |
| [(store (xor (load addr:$dst), GR8:$src), addr:$dst)]>; |
| def XOR16mr : I<0x31, MRMDestMem, |
| (outs), (ins i16mem:$dst, GR16:$src), |
| "xor{w}\t{$src, $dst|$dst, $src}", |
| [(store (xor (load addr:$dst), GR16:$src), addr:$dst)]>, |
| OpSize; |
| def XOR32mr : I<0x31, MRMDestMem, |
| (outs), (ins i32mem:$dst, GR32:$src), |
| "xor{l}\t{$src, $dst|$dst, $src}", |
| [(store (xor (load addr:$dst), GR32:$src), addr:$dst)]>; |
| def XOR8mi : Ii8<0x80, MRM6m, |
| (outs), (ins i8mem :$dst, i8imm :$src), |
| "xor{b}\t{$src, $dst|$dst, $src}", |
| [(store (xor (loadi8 addr:$dst), imm:$src), addr:$dst)]>; |
| def XOR16mi : Ii16<0x81, MRM6m, |
| (outs), (ins i16mem:$dst, i16imm:$src), |
| "xor{w}\t{$src, $dst|$dst, $src}", |
| [(store (xor (loadi16 addr:$dst), imm:$src), addr:$dst)]>, |
| OpSize; |
| def XOR32mi : Ii32<0x81, MRM6m, |
| (outs), (ins i32mem:$dst, i32imm:$src), |
| "xor{l}\t{$src, $dst|$dst, $src}", |
| [(store (xor (loadi32 addr:$dst), imm:$src), addr:$dst)]>; |
| def XOR16mi8 : Ii8<0x83, MRM6m, |
| (outs), (ins i16mem:$dst, i16i8imm :$src), |
| "xor{w}\t{$src, $dst|$dst, $src}", |
| [(store (xor (load addr:$dst), i16immSExt8:$src), addr:$dst)]>, |
| OpSize; |
| def XOR32mi8 : Ii8<0x83, MRM6m, |
| (outs), (ins i32mem:$dst, i32i8imm :$src), |
| "xor{l}\t{$src, $dst|$dst, $src}", |
| [(store (xor (load addr:$dst), i32immSExt8:$src), addr:$dst)]>; |
| } // isTwoAddress = 0 |
| } // Defs = [EFLAGS] |
| |
| // Shift instructions |
| let Defs = [EFLAGS] in { |
| let Uses = [CL] in { |
| def SHL8rCL : I<0xD2, MRM4r, (outs GR8 :$dst), (ins GR8 :$src), |
| "shl{b}\t{%cl, $dst|$dst, %CL}", |
| [(set GR8:$dst, (shl GR8:$src, CL))]>; |
| def SHL16rCL : I<0xD3, MRM4r, (outs GR16:$dst), (ins GR16:$src), |
| "shl{w}\t{%cl, $dst|$dst, %CL}", |
| [(set GR16:$dst, (shl GR16:$src, CL))]>, OpSize; |
| def SHL32rCL : I<0xD3, MRM4r, (outs GR32:$dst), (ins GR32:$src), |
| "shl{l}\t{%cl, $dst|$dst, %CL}", |
| [(set GR32:$dst, (shl GR32:$src, CL))]>; |
| } // Uses = [CL] |
| |
| def SHL8ri : Ii8<0xC0, MRM4r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2), |
| "shl{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (shl GR8:$src1, (i8 imm:$src2)))]>; |
| let isConvertibleToThreeAddress = 1 in { // Can transform into LEA. |
| def SHL16ri : Ii8<0xC1, MRM4r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2), |
| "shl{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (shl GR16:$src1, (i8 imm:$src2)))]>, OpSize; |
| def SHL32ri : Ii8<0xC1, MRM4r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2), |
| "shl{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (shl GR32:$src1, (i8 imm:$src2)))]>; |
| // NOTE: We don't use shifts of a register by one, because 'add reg,reg' is |
| // cheaper. |
| } // isConvertibleToThreeAddress = 1 |
| |
| let isTwoAddress = 0 in { |
| let Uses = [CL] in { |
| def SHL8mCL : I<0xD2, MRM4m, (outs), (ins i8mem :$dst), |
| "shl{b}\t{%cl, $dst|$dst, %CL}", |
| [(store (shl (loadi8 addr:$dst), CL), addr:$dst)]>; |
| def SHL16mCL : I<0xD3, MRM4m, (outs), (ins i16mem:$dst), |
| "shl{w}\t{%cl, $dst|$dst, %CL}", |
| [(store (shl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize; |
| def SHL32mCL : I<0xD3, MRM4m, (outs), (ins i32mem:$dst), |
| "shl{l}\t{%cl, $dst|$dst, %CL}", |
| [(store (shl (loadi32 addr:$dst), CL), addr:$dst)]>; |
| } |
| def SHL8mi : Ii8<0xC0, MRM4m, (outs), (ins i8mem :$dst, i8imm:$src), |
| "shl{b}\t{$src, $dst|$dst, $src}", |
| [(store (shl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>; |
| def SHL16mi : Ii8<0xC1, MRM4m, (outs), (ins i16mem:$dst, i8imm:$src), |
| "shl{w}\t{$src, $dst|$dst, $src}", |
| [(store (shl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>, |
| OpSize; |
| def SHL32mi : Ii8<0xC1, MRM4m, (outs), (ins i32mem:$dst, i8imm:$src), |
| "shl{l}\t{$src, $dst|$dst, $src}", |
| [(store (shl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>; |
| |
| // Shift by 1 |
| def SHL8m1 : I<0xD0, MRM4m, (outs), (ins i8mem :$dst), |
| "shl{b}\t$dst", |
| [(store (shl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>; |
| def SHL16m1 : I<0xD1, MRM4m, (outs), (ins i16mem:$dst), |
| "shl{w}\t$dst", |
| [(store (shl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>, |
| OpSize; |
| def SHL32m1 : I<0xD1, MRM4m, (outs), (ins i32mem:$dst), |
| "shl{l}\t$dst", |
| [(store (shl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>; |
| } |
| |
| let Uses = [CL] in { |
| def SHR8rCL : I<0xD2, MRM5r, (outs GR8 :$dst), (ins GR8 :$src), |
| "shr{b}\t{%cl, $dst|$dst, %CL}", |
| [(set GR8:$dst, (srl GR8:$src, CL))]>; |
| def SHR16rCL : I<0xD3, MRM5r, (outs GR16:$dst), (ins GR16:$src), |
| "shr{w}\t{%cl, $dst|$dst, %CL}", |
| [(set GR16:$dst, (srl GR16:$src, CL))]>, OpSize; |
| def SHR32rCL : I<0xD3, MRM5r, (outs GR32:$dst), (ins GR32:$src), |
| "shr{l}\t{%cl, $dst|$dst, %CL}", |
| [(set GR32:$dst, (srl GR32:$src, CL))]>; |
| } |
| |
| def SHR8ri : Ii8<0xC0, MRM5r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2), |
| "shr{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (srl GR8:$src1, (i8 imm:$src2)))]>; |
| def SHR16ri : Ii8<0xC1, MRM5r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2), |
| "shr{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (srl GR16:$src1, (i8 imm:$src2)))]>, OpSize; |
| def SHR32ri : Ii8<0xC1, MRM5r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2), |
| "shr{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (srl GR32:$src1, (i8 imm:$src2)))]>; |
| |
| // Shift by 1 |
| def SHR8r1 : I<0xD0, MRM5r, (outs GR8:$dst), (ins GR8:$src1), |
| "shr{b}\t$dst", |
| [(set GR8:$dst, (srl GR8:$src1, (i8 1)))]>; |
| def SHR16r1 : I<0xD1, MRM5r, (outs GR16:$dst), (ins GR16:$src1), |
| "shr{w}\t$dst", |
| [(set GR16:$dst, (srl GR16:$src1, (i8 1)))]>, OpSize; |
| def SHR32r1 : I<0xD1, MRM5r, (outs GR32:$dst), (ins GR32:$src1), |
| "shr{l}\t$dst", |
| [(set GR32:$dst, (srl GR32:$src1, (i8 1)))]>; |
| |
| let isTwoAddress = 0 in { |
| let Uses = [CL] in { |
| def SHR8mCL : I<0xD2, MRM5m, (outs), (ins i8mem :$dst), |
| "shr{b}\t{%cl, $dst|$dst, %CL}", |
| [(store (srl (loadi8 addr:$dst), CL), addr:$dst)]>; |
| def SHR16mCL : I<0xD3, MRM5m, (outs), (ins i16mem:$dst), |
| "shr{w}\t{%cl, $dst|$dst, %CL}", |
| [(store (srl (loadi16 addr:$dst), CL), addr:$dst)]>, |
| OpSize; |
| def SHR32mCL : I<0xD3, MRM5m, (outs), (ins i32mem:$dst), |
| "shr{l}\t{%cl, $dst|$dst, %CL}", |
| [(store (srl (loadi32 addr:$dst), CL), addr:$dst)]>; |
| } |
| def SHR8mi : Ii8<0xC0, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src), |
| "shr{b}\t{$src, $dst|$dst, $src}", |
| [(store (srl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>; |
| def SHR16mi : Ii8<0xC1, MRM5m, (outs), (ins i16mem:$dst, i8imm:$src), |
| "shr{w}\t{$src, $dst|$dst, $src}", |
| [(store (srl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>, |
| OpSize; |
| def SHR32mi : Ii8<0xC1, MRM5m, (outs), (ins i32mem:$dst, i8imm:$src), |
| "shr{l}\t{$src, $dst|$dst, $src}", |
| [(store (srl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>; |
| |
| // Shift by 1 |
| def SHR8m1 : I<0xD0, MRM5m, (outs), (ins i8mem :$dst), |
| "shr{b}\t$dst", |
| [(store (srl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>; |
| def SHR16m1 : I<0xD1, MRM5m, (outs), (ins i16mem:$dst), |
| "shr{w}\t$dst", |
| [(store (srl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,OpSize; |
| def SHR32m1 : I<0xD1, MRM5m, (outs), (ins i32mem:$dst), |
| "shr{l}\t$dst", |
| [(store (srl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>; |
| } |
| |
| let Uses = [CL] in { |
| def SAR8rCL : I<0xD2, MRM7r, (outs GR8 :$dst), (ins GR8 :$src), |
| "sar{b}\t{%cl, $dst|$dst, %CL}", |
| [(set GR8:$dst, (sra GR8:$src, CL))]>; |
| def SAR16rCL : I<0xD3, MRM7r, (outs GR16:$dst), (ins GR16:$src), |
| "sar{w}\t{%cl, $dst|$dst, %CL}", |
| [(set GR16:$dst, (sra GR16:$src, CL))]>, OpSize; |
| def SAR32rCL : I<0xD3, MRM7r, (outs GR32:$dst), (ins GR32:$src), |
| "sar{l}\t{%cl, $dst|$dst, %CL}", |
| [(set GR32:$dst, (sra GR32:$src, CL))]>; |
| } |
| |
| def SAR8ri : Ii8<0xC0, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2), |
| "sar{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (sra GR8:$src1, (i8 imm:$src2)))]>; |
| def SAR16ri : Ii8<0xC1, MRM7r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2), |
| "sar{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (sra GR16:$src1, (i8 imm:$src2)))]>, |
| OpSize; |
| def SAR32ri : Ii8<0xC1, MRM7r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2), |
| "sar{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (sra GR32:$src1, (i8 imm:$src2)))]>; |
| |
| // Shift by 1 |
| def SAR8r1 : I<0xD0, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1), |
| "sar{b}\t$dst", |
| [(set GR8:$dst, (sra GR8:$src1, (i8 1)))]>; |
| def SAR16r1 : I<0xD1, MRM7r, (outs GR16:$dst), (ins GR16:$src1), |
| "sar{w}\t$dst", |
| [(set GR16:$dst, (sra GR16:$src1, (i8 1)))]>, OpSize; |
| def SAR32r1 : I<0xD1, MRM7r, (outs GR32:$dst), (ins GR32:$src1), |
| "sar{l}\t$dst", |
| [(set GR32:$dst, (sra GR32:$src1, (i8 1)))]>; |
| |
| let isTwoAddress = 0 in { |
| let Uses = [CL] in { |
| def SAR8mCL : I<0xD2, MRM7m, (outs), (ins i8mem :$dst), |
| "sar{b}\t{%cl, $dst|$dst, %CL}", |
| [(store (sra (loadi8 addr:$dst), CL), addr:$dst)]>; |
| def SAR16mCL : I<0xD3, MRM7m, (outs), (ins i16mem:$dst), |
| "sar{w}\t{%cl, $dst|$dst, %CL}", |
| [(store (sra (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize; |
| def SAR32mCL : I<0xD3, MRM7m, (outs), (ins i32mem:$dst), |
| "sar{l}\t{%cl, $dst|$dst, %CL}", |
| [(store (sra (loadi32 addr:$dst), CL), addr:$dst)]>; |
| } |
| def SAR8mi : Ii8<0xC0, MRM7m, (outs), (ins i8mem :$dst, i8imm:$src), |
| "sar{b}\t{$src, $dst|$dst, $src}", |
| [(store (sra (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>; |
| def SAR16mi : Ii8<0xC1, MRM7m, (outs), (ins i16mem:$dst, i8imm:$src), |
| "sar{w}\t{$src, $dst|$dst, $src}", |
| [(store (sra (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>, |
| OpSize; |
| def SAR32mi : Ii8<0xC1, MRM7m, (outs), (ins i32mem:$dst, i8imm:$src), |
| "sar{l}\t{$src, $dst|$dst, $src}", |
| [(store (sra (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>; |
| |
| // Shift by 1 |
| def SAR8m1 : I<0xD0, MRM7m, (outs), (ins i8mem :$dst), |
| "sar{b}\t$dst", |
| [(store (sra (loadi8 addr:$dst), (i8 1)), addr:$dst)]>; |
| def SAR16m1 : I<0xD1, MRM7m, (outs), (ins i16mem:$dst), |
| "sar{w}\t$dst", |
| [(store (sra (loadi16 addr:$dst), (i8 1)), addr:$dst)]>, |
| OpSize; |
| def SAR32m1 : I<0xD1, MRM7m, (outs), (ins i32mem:$dst), |
| "sar{l}\t$dst", |
| [(store (sra (loadi32 addr:$dst), (i8 1)), addr:$dst)]>; |
| } |
| |
| // Rotate instructions |
| // FIXME: provide shorter instructions when imm8 == 1 |
| let Uses = [CL] in { |
| def ROL8rCL : I<0xD2, MRM0r, (outs GR8 :$dst), (ins GR8 :$src), |
| "rol{b}\t{%cl, $dst|$dst, %CL}", |
| [(set GR8:$dst, (rotl GR8:$src, CL))]>; |
| def ROL16rCL : I<0xD3, MRM0r, (outs GR16:$dst), (ins GR16:$src), |
| "rol{w}\t{%cl, $dst|$dst, %CL}", |
| [(set GR16:$dst, (rotl GR16:$src, CL))]>, OpSize; |
| def ROL32rCL : I<0xD3, MRM0r, (outs GR32:$dst), (ins GR32:$src), |
| "rol{l}\t{%cl, $dst|$dst, %CL}", |
| [(set GR32:$dst, (rotl GR32:$src, CL))]>; |
| } |
| |
| def ROL8ri : Ii8<0xC0, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2), |
| "rol{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (rotl GR8:$src1, (i8 imm:$src2)))]>; |
| def ROL16ri : Ii8<0xC1, MRM0r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2), |
| "rol{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (rotl GR16:$src1, (i8 imm:$src2)))]>, OpSize; |
| def ROL32ri : Ii8<0xC1, MRM0r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2), |
| "rol{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (rotl GR32:$src1, (i8 imm:$src2)))]>; |
| |
| // Rotate by 1 |
| def ROL8r1 : I<0xD0, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1), |
| "rol{b}\t$dst", |
| [(set GR8:$dst, (rotl GR8:$src1, (i8 1)))]>; |
| def ROL16r1 : I<0xD1, MRM0r, (outs GR16:$dst), (ins GR16:$src1), |
| "rol{w}\t$dst", |
| [(set GR16:$dst, (rotl GR16:$src1, (i8 1)))]>, OpSize; |
| def ROL32r1 : I<0xD1, MRM0r, (outs GR32:$dst), (ins GR32:$src1), |
| "rol{l}\t$dst", |
| [(set GR32:$dst, (rotl GR32:$src1, (i8 1)))]>; |
| |
| let isTwoAddress = 0 in { |
| let Uses = [CL] in { |
| def ROL8mCL : I<0xD2, MRM0m, (outs), (ins i8mem :$dst), |
| "rol{b}\t{%cl, $dst|$dst, %CL}", |
| [(store (rotl (loadi8 addr:$dst), CL), addr:$dst)]>; |
| def ROL16mCL : I<0xD3, MRM0m, (outs), (ins i16mem:$dst), |
| "rol{w}\t{%cl, $dst|$dst, %CL}", |
| [(store (rotl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize; |
| def ROL32mCL : I<0xD3, MRM0m, (outs), (ins i32mem:$dst), |
| "rol{l}\t{%cl, $dst|$dst, %CL}", |
| [(store (rotl (loadi32 addr:$dst), CL), addr:$dst)]>; |
| } |
| def ROL8mi : Ii8<0xC0, MRM0m, (outs), (ins i8mem :$dst, i8imm:$src), |
| "rol{b}\t{$src, $dst|$dst, $src}", |
| [(store (rotl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>; |
| def ROL16mi : Ii8<0xC1, MRM0m, (outs), (ins i16mem:$dst, i8imm:$src), |
| "rol{w}\t{$src, $dst|$dst, $src}", |
| [(store (rotl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>, |
| OpSize; |
| def ROL32mi : Ii8<0xC1, MRM0m, (outs), (ins i32mem:$dst, i8imm:$src), |
| "rol{l}\t{$src, $dst|$dst, $src}", |
| [(store (rotl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>; |
| |
| // Rotate by 1 |
| def ROL8m1 : I<0xD0, MRM0m, (outs), (ins i8mem :$dst), |
| "rol{b}\t$dst", |
| [(store (rotl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>; |
| def ROL16m1 : I<0xD1, MRM0m, (outs), (ins i16mem:$dst), |
| "rol{w}\t$dst", |
| [(store (rotl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>, |
| OpSize; |
| def ROL32m1 : I<0xD1, MRM0m, (outs), (ins i32mem:$dst), |
| "rol{l}\t$dst", |
| [(store (rotl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>; |
| } |
| |
| let Uses = [CL] in { |
| def ROR8rCL : I<0xD2, MRM1r, (outs GR8 :$dst), (ins GR8 :$src), |
| "ror{b}\t{%cl, $dst|$dst, %CL}", |
| [(set GR8:$dst, (rotr GR8:$src, CL))]>; |
| def ROR16rCL : I<0xD3, MRM1r, (outs GR16:$dst), (ins GR16:$src), |
| "ror{w}\t{%cl, $dst|$dst, %CL}", |
| [(set GR16:$dst, (rotr GR16:$src, CL))]>, OpSize; |
| def ROR32rCL : I<0xD3, MRM1r, (outs GR32:$dst), (ins GR32:$src), |
| "ror{l}\t{%cl, $dst|$dst, %CL}", |
| [(set GR32:$dst, (rotr GR32:$src, CL))]>; |
| } |
| |
| def ROR8ri : Ii8<0xC0, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2), |
| "ror{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (rotr GR8:$src1, (i8 imm:$src2)))]>; |
| def ROR16ri : Ii8<0xC1, MRM1r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2), |
| "ror{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (rotr GR16:$src1, (i8 imm:$src2)))]>, OpSize; |
| def ROR32ri : Ii8<0xC1, MRM1r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2), |
| "ror{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (rotr GR32:$src1, (i8 imm:$src2)))]>; |
| |
| // Rotate by 1 |
| def ROR8r1 : I<0xD0, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1), |
| "ror{b}\t$dst", |
| [(set GR8:$dst, (rotr GR8:$src1, (i8 1)))]>; |
| def ROR16r1 : I<0xD1, MRM1r, (outs GR16:$dst), (ins GR16:$src1), |
| "ror{w}\t$dst", |
| [(set GR16:$dst, (rotr GR16:$src1, (i8 1)))]>, OpSize; |
| def ROR32r1 : I<0xD1, MRM1r, (outs GR32:$dst), (ins GR32:$src1), |
| "ror{l}\t$dst", |
| [(set GR32:$dst, (rotr GR32:$src1, (i8 1)))]>; |
| |
| let isTwoAddress = 0 in { |
| let Uses = [CL] in { |
| def ROR8mCL : I<0xD2, MRM1m, (outs), (ins i8mem :$dst), |
| "ror{b}\t{%cl, $dst|$dst, %CL}", |
| [(store (rotr (loadi8 addr:$dst), CL), addr:$dst)]>; |
| def ROR16mCL : I<0xD3, MRM1m, (outs), (ins i16mem:$dst), |
| "ror{w}\t{%cl, $dst|$dst, %CL}", |
| [(store (rotr (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize; |
| def ROR32mCL : I<0xD3, MRM1m, (outs), (ins i32mem:$dst), |
| "ror{l}\t{%cl, $dst|$dst, %CL}", |
| [(store (rotr (loadi32 addr:$dst), CL), addr:$dst)]>; |
| } |
| def ROR8mi : Ii8<0xC0, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src), |
| "ror{b}\t{$src, $dst|$dst, $src}", |
| [(store (rotr (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>; |
| def ROR16mi : Ii8<0xC1, MRM1m, (outs), (ins i16mem:$dst, i8imm:$src), |
| "ror{w}\t{$src, $dst|$dst, $src}", |
| [(store (rotr (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>, |
| OpSize; |
| def ROR32mi : Ii8<0xC1, MRM1m, (outs), (ins i32mem:$dst, i8imm:$src), |
| "ror{l}\t{$src, $dst|$dst, $src}", |
| [(store (rotr (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>; |
| |
| // Rotate by 1 |
| def ROR8m1 : I<0xD0, MRM1m, (outs), (ins i8mem :$dst), |
| "ror{b}\t$dst", |
| [(store (rotr (loadi8 addr:$dst), (i8 1)), addr:$dst)]>; |
| def ROR16m1 : I<0xD1, MRM1m, (outs), (ins i16mem:$dst), |
| "ror{w}\t$dst", |
| [(store (rotr (loadi16 addr:$dst), (i8 1)), addr:$dst)]>, |
| OpSize; |
| def ROR32m1 : I<0xD1, MRM1m, (outs), (ins i32mem:$dst), |
| "ror{l}\t$dst", |
| [(store (rotr (loadi32 addr:$dst), (i8 1)), addr:$dst)]>; |
| } |
| |
| |
| |
| // Double shift instructions (generalizations of rotate) |
| let Uses = [CL] in { |
| def SHLD32rrCL : I<0xA5, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "shld{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}", |
| [(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2, CL))]>, TB; |
| def SHRD32rrCL : I<0xAD, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "shrd{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}", |
| [(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2, CL))]>, TB; |
| def SHLD16rrCL : I<0xA5, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "shld{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}", |
| [(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2, CL))]>, |
| TB, OpSize; |
| def SHRD16rrCL : I<0xAD, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "shrd{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}", |
| [(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2, CL))]>, |
| TB, OpSize; |
| } |
| |
| let isCommutable = 1 in { // These instructions commute to each other. |
| def SHLD32rri8 : Ii8<0xA4, MRMDestReg, |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2, i8imm:$src3), |
| "shld{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}", |
| [(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2, |
| (i8 imm:$src3)))]>, |
| TB; |
| def SHRD32rri8 : Ii8<0xAC, MRMDestReg, |
| (outs GR32:$dst), (ins GR32:$src1, GR32:$src2, i8imm:$src3), |
| "shrd{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}", |
| [(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2, |
| (i8 imm:$src3)))]>, |
| TB; |
| def SHLD16rri8 : Ii8<0xA4, MRMDestReg, |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2, i8imm:$src3), |
| "shld{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}", |
| [(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2, |
| (i8 imm:$src3)))]>, |
| TB, OpSize; |
| def SHRD16rri8 : Ii8<0xAC, MRMDestReg, |
| (outs GR16:$dst), (ins GR16:$src1, GR16:$src2, i8imm:$src3), |
| "shrd{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}", |
| [(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2, |
| (i8 imm:$src3)))]>, |
| TB, OpSize; |
| } |
| |
| let isTwoAddress = 0 in { |
| let Uses = [CL] in { |
| def SHLD32mrCL : I<0xA5, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2), |
| "shld{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}", |
| [(store (X86shld (loadi32 addr:$dst), GR32:$src2, CL), |
| addr:$dst)]>, TB; |
| def SHRD32mrCL : I<0xAD, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2), |
| "shrd{l}\t{%cl, $src2, $dst|$dst, $src2, %CL}", |
| [(store (X86shrd (loadi32 addr:$dst), GR32:$src2, CL), |
| addr:$dst)]>, TB; |
| } |
| def SHLD32mri8 : Ii8<0xA4, MRMDestMem, |
| (outs), (ins i32mem:$dst, GR32:$src2, i8imm:$src3), |
| "shld{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}", |
| [(store (X86shld (loadi32 addr:$dst), GR32:$src2, |
| (i8 imm:$src3)), addr:$dst)]>, |
| TB; |
| def SHRD32mri8 : Ii8<0xAC, MRMDestMem, |
| (outs), (ins i32mem:$dst, GR32:$src2, i8imm:$src3), |
| "shrd{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}", |
| [(store (X86shrd (loadi32 addr:$dst), GR32:$src2, |
| (i8 imm:$src3)), addr:$dst)]>, |
| TB; |
| |
| let Uses = [CL] in { |
| def SHLD16mrCL : I<0xA5, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2), |
| "shld{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}", |
| [(store (X86shld (loadi16 addr:$dst), GR16:$src2, CL), |
| addr:$dst)]>, TB, OpSize; |
| def SHRD16mrCL : I<0xAD, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2), |
| "shrd{w}\t{%cl, $src2, $dst|$dst, $src2, %CL}", |
| [(store (X86shrd (loadi16 addr:$dst), GR16:$src2, CL), |
| addr:$dst)]>, TB, OpSize; |
| } |
| def SHLD16mri8 : Ii8<0xA4, MRMDestMem, |
| (outs), (ins i16mem:$dst, GR16:$src2, i8imm:$src3), |
| "shld{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}", |
| [(store (X86shld (loadi16 addr:$dst), GR16:$src2, |
| (i8 imm:$src3)), addr:$dst)]>, |
| TB, OpSize; |
| def SHRD16mri8 : Ii8<0xAC, MRMDestMem, |
| (outs), (ins i16mem:$dst, GR16:$src2, i8imm:$src3), |
| "shrd{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}", |
| [(store (X86shrd (loadi16 addr:$dst), GR16:$src2, |
| (i8 imm:$src3)), addr:$dst)]>, |
| TB, OpSize; |
| } |
| } // Defs = [EFLAGS] |
| |
| |
| // Arithmetic. |
| let Defs = [EFLAGS] in { |
| let isCommutable = 1 in { // X = ADD Y, Z --> X = ADD Z, Y |
| def ADD8rr : I<0x00, MRMDestReg, (outs GR8 :$dst), |
| (ins GR8 :$src1, GR8 :$src2), |
| "add{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (add GR8:$src1, GR8:$src2))]>; |
| let isConvertibleToThreeAddress = 1 in { // Can transform into LEA. |
| def ADD16rr : I<0x01, MRMDestReg, (outs GR16:$dst), |
| (ins GR16:$src1, GR16:$src2), |
| "add{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (add GR16:$src1, GR16:$src2))]>, OpSize; |
| def ADD32rr : I<0x01, MRMDestReg, (outs GR32:$dst), |
| (ins GR32:$src1, GR32:$src2), |
| "add{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (add GR32:$src1, GR32:$src2))]>; |
| } // end isConvertibleToThreeAddress |
| } // end isCommutable |
| def ADD8rm : I<0x02, MRMSrcMem, (outs GR8 :$dst), |
| (ins GR8 :$src1, i8mem :$src2), |
| "add{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (add GR8:$src1, (load addr:$src2)))]>; |
| def ADD16rm : I<0x03, MRMSrcMem, (outs GR16:$dst), |
| (ins GR16:$src1, i16mem:$src2), |
| "add{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (add GR16:$src1, (load addr:$src2)))]>,OpSize; |
| def ADD32rm : I<0x03, MRMSrcMem, (outs GR32:$dst), |
| (ins GR32:$src1, i32mem:$src2), |
| "add{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (add GR32:$src1, (load addr:$src2)))]>; |
| |
| def ADD8ri : Ii8<0x80, MRM0r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2), |
| "add{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (add GR8:$src1, imm:$src2))]>; |
| |
| let isConvertibleToThreeAddress = 1 in { // Can transform into LEA. |
| def ADD16ri : Ii16<0x81, MRM0r, (outs GR16:$dst), |
| (ins GR16:$src1, i16imm:$src2), |
| "add{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (add GR16:$src1, imm:$src2))]>, OpSize; |
| def ADD32ri : Ii32<0x81, MRM0r, (outs GR32:$dst), |
| (ins GR32:$src1, i32imm:$src2), |
| "add{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (add GR32:$src1, imm:$src2))]>; |
| def ADD16ri8 : Ii8<0x83, MRM0r, (outs GR16:$dst), |
| (ins GR16:$src1, i16i8imm:$src2), |
| "add{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (add GR16:$src1, i16immSExt8:$src2))]>, OpSize; |
| def ADD32ri8 : Ii8<0x83, MRM0r, (outs GR32:$dst), |
| (ins GR32:$src1, i32i8imm:$src2), |
| "add{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (add GR32:$src1, i32immSExt8:$src2))]>; |
| } |
| |
| let isTwoAddress = 0 in { |
| def ADD8mr : I<0x00, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2), |
| "add{b}\t{$src2, $dst|$dst, $src2}", |
| [(store (add (load addr:$dst), GR8:$src2), addr:$dst)]>; |
| def ADD16mr : I<0x01, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2), |
| "add{w}\t{$src2, $dst|$dst, $src2}", |
| [(store (add (load addr:$dst), GR16:$src2), addr:$dst)]>, |
| OpSize; |
| def ADD32mr : I<0x01, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2), |
| "add{l}\t{$src2, $dst|$dst, $src2}", |
| [(store (add (load addr:$dst), GR32:$src2), addr:$dst)]>; |
| def ADD8mi : Ii8<0x80, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src2), |
| "add{b}\t{$src2, $dst|$dst, $src2}", |
| [(store (add (loadi8 addr:$dst), imm:$src2), addr:$dst)]>; |
| def ADD16mi : Ii16<0x81, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src2), |
| "add{w}\t{$src2, $dst|$dst, $src2}", |
| [(store (add (loadi16 addr:$dst), imm:$src2), addr:$dst)]>, |
| OpSize; |
| def ADD32mi : Ii32<0x81, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src2), |
| "add{l}\t{$src2, $dst|$dst, $src2}", |
| [(store (add (loadi32 addr:$dst), imm:$src2), addr:$dst)]>; |
| def ADD16mi8 : Ii8<0x83, MRM0m, (outs), (ins i16mem:$dst, i16i8imm :$src2), |
| "add{w}\t{$src2, $dst|$dst, $src2}", |
| [(store (add (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>, |
| OpSize; |
| def ADD32mi8 : Ii8<0x83, MRM0m, (outs), (ins i32mem:$dst, i32i8imm :$src2), |
| "add{l}\t{$src2, $dst|$dst, $src2}", |
| [(store (add (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>; |
| } |
| |
| let Uses = [EFLAGS] in { |
| let isCommutable = 1 in { // X = ADC Y, Z --> X = ADC Z, Y |
| def ADC32rr : I<0x11, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "adc{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (adde GR32:$src1, GR32:$src2))]>; |
| } |
| def ADC32rm : I<0x13, MRMSrcMem , (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "adc{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (adde GR32:$src1, (load addr:$src2)))]>; |
| def ADC32ri : Ii32<0x81, MRM2r, (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2), |
| "adc{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (adde GR32:$src1, imm:$src2))]>; |
| def ADC32ri8 : Ii8<0x83, MRM2r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2), |
| "adc{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (adde GR32:$src1, i32immSExt8:$src2))]>; |
| |
| let isTwoAddress = 0 in { |
| def ADC32mr : I<0x11, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2), |
| "adc{l}\t{$src2, $dst|$dst, $src2}", |
| [(store (adde (load addr:$dst), GR32:$src2), addr:$dst)]>; |
| def ADC32mi : Ii32<0x81, MRM2m, (outs), (ins i32mem:$dst, i32imm:$src2), |
| "adc{l}\t{$src2, $dst|$dst, $src2}", |
| [(store (adde (loadi32 addr:$dst), imm:$src2), addr:$dst)]>; |
| def ADC32mi8 : Ii8<0x83, MRM2m, (outs), (ins i32mem:$dst, i32i8imm :$src2), |
| "adc{l}\t{$src2, $dst|$dst, $src2}", |
| [(store (adde (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>; |
| } |
| } // Uses = [EFLAGS] |
| |
| def SUB8rr : I<0x28, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2), |
| "sub{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (sub GR8:$src1, GR8:$src2))]>; |
| def SUB16rr : I<0x29, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "sub{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (sub GR16:$src1, GR16:$src2))]>, OpSize; |
| def SUB32rr : I<0x29, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "sub{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (sub GR32:$src1, GR32:$src2))]>; |
| def SUB8rm : I<0x2A, MRMSrcMem, (outs GR8 :$dst), (ins GR8 :$src1, i8mem :$src2), |
| "sub{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (sub GR8:$src1, (load addr:$src2)))]>; |
| def SUB16rm : I<0x2B, MRMSrcMem, (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "sub{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (sub GR16:$src1, (load addr:$src2)))]>, OpSize; |
| def SUB32rm : I<0x2B, MRMSrcMem, (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "sub{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (sub GR32:$src1, (load addr:$src2)))]>; |
| |
| def SUB8ri : Ii8 <0x80, MRM5r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2), |
| "sub{b}\t{$src2, $dst|$dst, $src2}", |
| [(set GR8:$dst, (sub GR8:$src1, imm:$src2))]>; |
| def SUB16ri : Ii16<0x81, MRM5r, (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2), |
| "sub{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (sub GR16:$src1, imm:$src2))]>, OpSize; |
| def SUB32ri : Ii32<0x81, MRM5r, (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2), |
| "sub{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (sub GR32:$src1, imm:$src2))]>; |
| def SUB16ri8 : Ii8<0x83, MRM5r, (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2), |
| "sub{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (sub GR16:$src1, i16immSExt8:$src2))]>, |
| OpSize; |
| def SUB32ri8 : Ii8<0x83, MRM5r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2), |
| "sub{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (sub GR32:$src1, i32immSExt8:$src2))]>; |
| let isTwoAddress = 0 in { |
| def SUB8mr : I<0x28, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2), |
| "sub{b}\t{$src2, $dst|$dst, $src2}", |
| [(store (sub (load addr:$dst), GR8:$src2), addr:$dst)]>; |
| def SUB16mr : I<0x29, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2), |
| "sub{w}\t{$src2, $dst|$dst, $src2}", |
| [(store (sub (load addr:$dst), GR16:$src2), addr:$dst)]>, |
| OpSize; |
| def SUB32mr : I<0x29, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2), |
| "sub{l}\t{$src2, $dst|$dst, $src2}", |
| [(store (sub (load addr:$dst), GR32:$src2), addr:$dst)]>; |
| def SUB8mi : Ii8<0x80, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src2), |
| "sub{b}\t{$src2, $dst|$dst, $src2}", |
| [(store (sub (loadi8 addr:$dst), imm:$src2), addr:$dst)]>; |
| def SUB16mi : Ii16<0x81, MRM5m, (outs), (ins i16mem:$dst, i16imm:$src2), |
| "sub{w}\t{$src2, $dst|$dst, $src2}", |
| [(store (sub (loadi16 addr:$dst), imm:$src2), addr:$dst)]>, |
| OpSize; |
| def SUB32mi : Ii32<0x81, MRM5m, (outs), (ins i32mem:$dst, i32imm:$src2), |
| "sub{l}\t{$src2, $dst|$dst, $src2}", |
| [(store (sub (loadi32 addr:$dst), imm:$src2), addr:$dst)]>; |
| def SUB16mi8 : Ii8<0x83, MRM5m, (outs), (ins i16mem:$dst, i16i8imm :$src2), |
| "sub{w}\t{$src2, $dst|$dst, $src2}", |
| [(store (sub (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>, |
| OpSize; |
| def SUB32mi8 : Ii8<0x83, MRM5m, (outs), (ins i32mem:$dst, i32i8imm :$src2), |
| "sub{l}\t{$src2, $dst|$dst, $src2}", |
| [(store (sub (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>; |
| } |
| |
| let Uses = [EFLAGS] in { |
| def SBB32rr : I<0x19, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "sbb{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (sube GR32:$src1, GR32:$src2))]>; |
| |
| let isTwoAddress = 0 in { |
| def SBB32mr : I<0x19, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2), |
| "sbb{l}\t{$src2, $dst|$dst, $src2}", |
| [(store (sube (load addr:$dst), GR32:$src2), addr:$dst)]>; |
| def SBB8mi : Ii32<0x80, MRM3m, (outs), (ins i8mem:$dst, i8imm:$src2), |
| "sbb{b}\t{$src2, $dst|$dst, $src2}", |
| [(store (sube (loadi8 addr:$dst), imm:$src2), addr:$dst)]>; |
| def SBB32mi : Ii32<0x81, MRM3m, (outs), (ins i32mem:$dst, i32imm:$src2), |
| "sbb{l}\t{$src2, $dst|$dst, $src2}", |
| [(store (sube (loadi32 addr:$dst), imm:$src2), addr:$dst)]>; |
| def SBB32mi8 : Ii8<0x83, MRM3m, (outs), (ins i32mem:$dst, i32i8imm :$src2), |
| "sbb{l}\t{$src2, $dst|$dst, $src2}", |
| [(store (sube (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>; |
| } |
| def SBB32rm : I<0x1B, MRMSrcMem, (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "sbb{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (sube GR32:$src1, (load addr:$src2)))]>; |
| def SBB32ri : Ii32<0x81, MRM3r, (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2), |
| "sbb{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (sube GR32:$src1, imm:$src2))]>; |
| def SBB32ri8 : Ii8<0x83, MRM3r, (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2), |
| "sbb{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (sube GR32:$src1, i32immSExt8:$src2))]>; |
| } // Uses = [EFLAGS] |
| } // Defs = [EFLAGS] |
| |
| let Defs = [EFLAGS] in { |
| let isCommutable = 1 in { // X = IMUL Y, Z --> X = IMUL Z, Y |
| def IMUL16rr : I<0xAF, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src1, GR16:$src2), |
| "imul{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (mul GR16:$src1, GR16:$src2))]>, TB, OpSize; |
| def IMUL32rr : I<0xAF, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src1, GR32:$src2), |
| "imul{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (mul GR32:$src1, GR32:$src2))]>, TB; |
| } |
| def IMUL16rm : I<0xAF, MRMSrcMem, (outs GR16:$dst), (ins GR16:$src1, i16mem:$src2), |
| "imul{w}\t{$src2, $dst|$dst, $src2}", |
| [(set GR16:$dst, (mul GR16:$src1, (load addr:$src2)))]>, |
| TB, OpSize; |
| def IMUL32rm : I<0xAF, MRMSrcMem, (outs GR32:$dst), (ins GR32:$src1, i32mem:$src2), |
| "imul{l}\t{$src2, $dst|$dst, $src2}", |
| [(set GR32:$dst, (mul GR32:$src1, (load addr:$src2)))]>, TB; |
| } // Defs = [EFLAGS] |
| } // end Two Address instructions |
| |
| // Suprisingly enough, these are not two address instructions! |
| let Defs = [EFLAGS] in { |
| def IMUL16rri : Ii16<0x69, MRMSrcReg, // GR16 = GR16*I16 |
| (outs GR16:$dst), (ins GR16:$src1, i16imm:$src2), |
| "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}", |
| [(set GR16:$dst, (mul GR16:$src1, imm:$src2))]>, OpSize; |
| def IMUL32rri : Ii32<0x69, MRMSrcReg, // GR32 = GR32*I32 |
| (outs GR32:$dst), (ins GR32:$src1, i32imm:$src2), |
| "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}", |
| [(set GR32:$dst, (mul GR32:$src1, imm:$src2))]>; |
| def IMUL16rri8 : Ii8<0x6B, MRMSrcReg, // GR16 = GR16*I8 |
| (outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2), |
| "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}", |
| [(set GR16:$dst, (mul GR16:$src1, i16immSExt8:$src2))]>, |
| OpSize; |
| def IMUL32rri8 : Ii8<0x6B, MRMSrcReg, // GR32 = GR32*I8 |
| (outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2), |
| "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}", |
| [(set GR32:$dst, (mul GR32:$src1, i32immSExt8:$src2))]>; |
| |
| def IMUL16rmi : Ii16<0x69, MRMSrcMem, // GR16 = [mem16]*I16 |
| (outs GR16:$dst), (ins i16mem:$src1, i16imm:$src2), |
| "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}", |
| [(set GR16:$dst, (mul (load addr:$src1), imm:$src2))]>, |
| OpSize; |
| def IMUL32rmi : Ii32<0x69, MRMSrcMem, // GR32 = [mem32]*I32 |
| (outs GR32:$dst), (ins i32mem:$src1, i32imm:$src2), |
| "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}", |
| [(set GR32:$dst, (mul (load addr:$src1), imm:$src2))]>; |
| def IMUL16rmi8 : Ii8<0x6B, MRMSrcMem, // GR16 = [mem16]*I8 |
| (outs GR16:$dst), (ins i16mem:$src1, i16i8imm :$src2), |
| "imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}", |
| [(set GR16:$dst, (mul (load addr:$src1), i16immSExt8:$src2))]>, |
| OpSize; |
| def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // GR32 = [mem32]*I8 |
| (outs GR32:$dst), (ins i32mem:$src1, i32i8imm: $src2), |
| "imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}", |
| [(set GR32:$dst, (mul (load addr:$src1), i32immSExt8:$src2))]>; |
| } // Defs = [EFLAGS] |
| |
| //===----------------------------------------------------------------------===// |
| // Test instructions are just like AND, except they don't generate a result. |
| // |
| let Defs = [EFLAGS] in { |
| let isCommutable = 1 in { // TEST X, Y --> TEST Y, X |
| def TEST8rr : I<0x84, MRMDestReg, (outs), (ins GR8:$src1, GR8:$src2), |
| "test{b}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (and_su GR8:$src1, GR8:$src2), 0), |
| (implicit EFLAGS)]>; |
| def TEST16rr : I<0x85, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2), |
| "test{w}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (and_su GR16:$src1, GR16:$src2), 0), |
| (implicit EFLAGS)]>, |
| OpSize; |
| def TEST32rr : I<0x85, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2), |
| "test{l}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (and_su GR32:$src1, GR32:$src2), 0), |
| (implicit EFLAGS)]>; |
| } |
| |
| def TEST8rm : I<0x84, MRMSrcMem, (outs), (ins GR8 :$src1, i8mem :$src2), |
| "test{b}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (and GR8:$src1, (loadi8 addr:$src2)), 0), |
| (implicit EFLAGS)]>; |
| def TEST16rm : I<0x85, MRMSrcMem, (outs), (ins GR16:$src1, i16mem:$src2), |
| "test{w}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (and GR16:$src1, (loadi16 addr:$src2)), 0), |
| (implicit EFLAGS)]>, OpSize; |
| def TEST32rm : I<0x85, MRMSrcMem, (outs), (ins GR32:$src1, i32mem:$src2), |
| "test{l}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (and GR32:$src1, (loadi32 addr:$src2)), 0), |
| (implicit EFLAGS)]>; |
| |
| def TEST8ri : Ii8 <0xF6, MRM0r, // flags = GR8 & imm8 |
| (outs), (ins GR8:$src1, i8imm:$src2), |
| "test{b}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (and_su GR8:$src1, imm:$src2), 0), |
| (implicit EFLAGS)]>; |
| def TEST16ri : Ii16<0xF7, MRM0r, // flags = GR16 & imm16 |
| (outs), (ins GR16:$src1, i16imm:$src2), |
| "test{w}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (and_su GR16:$src1, imm:$src2), 0), |
| (implicit EFLAGS)]>, OpSize; |
| def TEST32ri : Ii32<0xF7, MRM0r, // flags = GR32 & imm32 |
| (outs), (ins GR32:$src1, i32imm:$src2), |
| "test{l}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (and_su GR32:$src1, imm:$src2), 0), |
| (implicit EFLAGS)]>; |
| |
| def TEST8mi : Ii8 <0xF6, MRM0m, // flags = [mem8] & imm8 |
| (outs), (ins i8mem:$src1, i8imm:$src2), |
| "test{b}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (and (loadi8 addr:$src1), imm:$src2), 0), |
| (implicit EFLAGS)]>; |
| def TEST16mi : Ii16<0xF7, MRM0m, // flags = [mem16] & imm16 |
| (outs), (ins i16mem:$src1, i16imm:$src2), |
| "test{w}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (and (loadi16 addr:$src1), imm:$src2), 0), |
| (implicit EFLAGS)]>, OpSize; |
| def TEST32mi : Ii32<0xF7, MRM0m, // flags = [mem32] & imm32 |
| (outs), (ins i32mem:$src1, i32imm:$src2), |
| "test{l}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (and (loadi32 addr:$src1), imm:$src2), 0), |
| (implicit EFLAGS)]>; |
| } // Defs = [EFLAGS] |
| |
| |
| // Condition code ops, incl. set if equal/not equal/... |
| let Defs = [EFLAGS], Uses = [AH], neverHasSideEffects = 1 in |
| def SAHF : I<0x9E, RawFrm, (outs), (ins), "sahf", []>; // flags = AH |
| let Defs = [AH], Uses = [EFLAGS], neverHasSideEffects = 1 in |
| def LAHF : I<0x9F, RawFrm, (outs), (ins), "lahf", []>; // AH = flags |
| |
| let Uses = [EFLAGS] in { |
| def SETEr : I<0x94, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "sete\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_E, EFLAGS))]>, |
| TB; // GR8 = == |
| def SETEm : I<0x94, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "sete\t$dst", |
| [(store (X86setcc X86_COND_E, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = == |
| def SETNEr : I<0x95, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "setne\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_NE, EFLAGS))]>, |
| TB; // GR8 = != |
| def SETNEm : I<0x95, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "setne\t$dst", |
| [(store (X86setcc X86_COND_NE, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = != |
| def SETLr : I<0x9C, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "setl\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_L, EFLAGS))]>, |
| TB; // GR8 = < signed |
| def SETLm : I<0x9C, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "setl\t$dst", |
| [(store (X86setcc X86_COND_L, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = < signed |
| def SETGEr : I<0x9D, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "setge\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_GE, EFLAGS))]>, |
| TB; // GR8 = >= signed |
| def SETGEm : I<0x9D, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "setge\t$dst", |
| [(store (X86setcc X86_COND_GE, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = >= signed |
| def SETLEr : I<0x9E, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "setle\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_LE, EFLAGS))]>, |
| TB; // GR8 = <= signed |
| def SETLEm : I<0x9E, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "setle\t$dst", |
| [(store (X86setcc X86_COND_LE, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = <= signed |
| def SETGr : I<0x9F, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "setg\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_G, EFLAGS))]>, |
| TB; // GR8 = > signed |
| def SETGm : I<0x9F, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "setg\t$dst", |
| [(store (X86setcc X86_COND_G, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = > signed |
| |
| def SETBr : I<0x92, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "setb\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_B, EFLAGS))]>, |
| TB; // GR8 = < unsign |
| def SETBm : I<0x92, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "setb\t$dst", |
| [(store (X86setcc X86_COND_B, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = < unsign |
| def SETAEr : I<0x93, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "setae\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_AE, EFLAGS))]>, |
| TB; // GR8 = >= unsign |
| def SETAEm : I<0x93, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "setae\t$dst", |
| [(store (X86setcc X86_COND_AE, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = >= unsign |
| def SETBEr : I<0x96, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "setbe\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_BE, EFLAGS))]>, |
| TB; // GR8 = <= unsign |
| def SETBEm : I<0x96, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "setbe\t$dst", |
| [(store (X86setcc X86_COND_BE, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = <= unsign |
| def SETAr : I<0x97, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "seta\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_A, EFLAGS))]>, |
| TB; // GR8 = > signed |
| def SETAm : I<0x97, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "seta\t$dst", |
| [(store (X86setcc X86_COND_A, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = > signed |
| |
| def SETSr : I<0x98, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "sets\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_S, EFLAGS))]>, |
| TB; // GR8 = <sign bit> |
| def SETSm : I<0x98, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "sets\t$dst", |
| [(store (X86setcc X86_COND_S, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = <sign bit> |
| def SETNSr : I<0x99, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "setns\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_NS, EFLAGS))]>, |
| TB; // GR8 = !<sign bit> |
| def SETNSm : I<0x99, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "setns\t$dst", |
| [(store (X86setcc X86_COND_NS, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = !<sign bit> |
| def SETPr : I<0x9A, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "setp\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_P, EFLAGS))]>, |
| TB; // GR8 = parity |
| def SETPm : I<0x9A, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "setp\t$dst", |
| [(store (X86setcc X86_COND_P, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = parity |
| def SETNPr : I<0x9B, MRM0r, |
| (outs GR8 :$dst), (ins), |
| "setnp\t$dst", |
| [(set GR8:$dst, (X86setcc X86_COND_NP, EFLAGS))]>, |
| TB; // GR8 = not parity |
| def SETNPm : I<0x9B, MRM0m, |
| (outs), (ins i8mem:$dst), |
| "setnp\t$dst", |
| [(store (X86setcc X86_COND_NP, EFLAGS), addr:$dst)]>, |
| TB; // [mem8] = not parity |
| } // Uses = [EFLAGS] |
| |
| |
| // Integer comparisons |
| let Defs = [EFLAGS] in { |
| def CMP8rr : I<0x38, MRMDestReg, |
| (outs), (ins GR8 :$src1, GR8 :$src2), |
| "cmp{b}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp GR8:$src1, GR8:$src2), (implicit EFLAGS)]>; |
| def CMP16rr : I<0x39, MRMDestReg, |
| (outs), (ins GR16:$src1, GR16:$src2), |
| "cmp{w}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp GR16:$src1, GR16:$src2), (implicit EFLAGS)]>, OpSize; |
| def CMP32rr : I<0x39, MRMDestReg, |
| (outs), (ins GR32:$src1, GR32:$src2), |
| "cmp{l}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp GR32:$src1, GR32:$src2), (implicit EFLAGS)]>; |
| def CMP8mr : I<0x38, MRMDestMem, |
| (outs), (ins i8mem :$src1, GR8 :$src2), |
| "cmp{b}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (loadi8 addr:$src1), GR8:$src2), |
| (implicit EFLAGS)]>; |
| def CMP16mr : I<0x39, MRMDestMem, |
| (outs), (ins i16mem:$src1, GR16:$src2), |
| "cmp{w}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (loadi16 addr:$src1), GR16:$src2), |
| (implicit EFLAGS)]>, OpSize; |
| def CMP32mr : I<0x39, MRMDestMem, |
| (outs), (ins i32mem:$src1, GR32:$src2), |
| "cmp{l}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (loadi32 addr:$src1), GR32:$src2), |
| (implicit EFLAGS)]>; |
| def CMP8rm : I<0x3A, MRMSrcMem, |
| (outs), (ins GR8 :$src1, i8mem :$src2), |
| "cmp{b}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp GR8:$src1, (loadi8 addr:$src2)), |
| (implicit EFLAGS)]>; |
| def CMP16rm : I<0x3B, MRMSrcMem, |
| (outs), (ins GR16:$src1, i16mem:$src2), |
| "cmp{w}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp GR16:$src1, (loadi16 addr:$src2)), |
| (implicit EFLAGS)]>, OpSize; |
| def CMP32rm : I<0x3B, MRMSrcMem, |
| (outs), (ins GR32:$src1, i32mem:$src2), |
| "cmp{l}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp GR32:$src1, (loadi32 addr:$src2)), |
| (implicit EFLAGS)]>; |
| def CMP8ri : Ii8<0x80, MRM7r, |
| (outs), (ins GR8:$src1, i8imm:$src2), |
| "cmp{b}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp GR8:$src1, imm:$src2), (implicit EFLAGS)]>; |
| def CMP16ri : Ii16<0x81, MRM7r, |
| (outs), (ins GR16:$src1, i16imm:$src2), |
| "cmp{w}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp GR16:$src1, imm:$src2), |
| (implicit EFLAGS)]>, OpSize; |
| def CMP32ri : Ii32<0x81, MRM7r, |
| (outs), (ins GR32:$src1, i32imm:$src2), |
| "cmp{l}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp GR32:$src1, imm:$src2), (implicit EFLAGS)]>; |
| def CMP8mi : Ii8 <0x80, MRM7m, |
| (outs), (ins i8mem :$src1, i8imm :$src2), |
| "cmp{b}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (loadi8 addr:$src1), imm:$src2), |
| (implicit EFLAGS)]>; |
| def CMP16mi : Ii16<0x81, MRM7m, |
| (outs), (ins i16mem:$src1, i16imm:$src2), |
| "cmp{w}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (loadi16 addr:$src1), imm:$src2), |
| (implicit EFLAGS)]>, OpSize; |
| def CMP32mi : Ii32<0x81, MRM7m, |
| (outs), (ins i32mem:$src1, i32imm:$src2), |
| "cmp{l}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (loadi32 addr:$src1), imm:$src2), |
| (implicit EFLAGS)]>; |
| def CMP16ri8 : Ii8<0x83, MRM7r, |
| (outs), (ins GR16:$src1, i16i8imm:$src2), |
| "cmp{w}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp GR16:$src1, i16immSExt8:$src2), |
| (implicit EFLAGS)]>, OpSize; |
| def CMP16mi8 : Ii8<0x83, MRM7m, |
| (outs), (ins i16mem:$src1, i16i8imm:$src2), |
| "cmp{w}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (loadi16 addr:$src1), i16immSExt8:$src2), |
| (implicit EFLAGS)]>, OpSize; |
| def CMP32mi8 : Ii8<0x83, MRM7m, |
| (outs), (ins i32mem:$src1, i32i8imm:$src2), |
| "cmp{l}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp (loadi32 addr:$src1), i32immSExt8:$src2), |
| (implicit EFLAGS)]>; |
| def CMP32ri8 : Ii8<0x83, MRM7r, |
| (outs), (ins GR32:$src1, i32i8imm:$src2), |
| "cmp{l}\t{$src2, $src1|$src1, $src2}", |
| [(X86cmp GR32:$src1, i32immSExt8:$src2), |
| (implicit EFLAGS)]>; |
| } // Defs = [EFLAGS] |
| |
| // Sign/Zero extenders |
| def MOVSX16rr8 : I<0xBE, MRMSrcReg, (outs GR16:$dst), (ins GR8 :$src), |
| "movs{bw|x}\t{$src, $dst|$dst, $src}", |
| [(set GR16:$dst, (sext GR8:$src))]>, TB, OpSize; |
| def MOVSX16rm8 : I<0xBE, MRMSrcMem, (outs GR16:$dst), (ins i8mem :$src), |
| "movs{bw|x}\t{$src, $dst|$dst, $src}", |
| [(set GR16:$dst, (sextloadi16i8 addr:$src))]>, TB, OpSize; |
| def MOVSX32rr8 : I<0xBE, MRMSrcReg, (outs GR32:$dst), (ins GR8 :$src), |
| "movs{bl|x}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (sext GR8:$src))]>, TB; |
| def MOVSX32rm8 : I<0xBE, MRMSrcMem, (outs GR32:$dst), (ins i8mem :$src), |
| "movs{bl|x}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (sextloadi32i8 addr:$src))]>, TB; |
| def MOVSX32rr16: I<0xBF, MRMSrcReg, (outs GR32:$dst), (ins GR16:$src), |
| "movs{wl|x}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (sext GR16:$src))]>, TB; |
| def MOVSX32rm16: I<0xBF, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src), |
| "movs{wl|x}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (sextloadi32i16 addr:$src))]>, TB; |
| |
| def MOVZX16rr8 : I<0xB6, MRMSrcReg, (outs GR16:$dst), (ins GR8 :$src), |
| "movz{bw|x}\t{$src, $dst|$dst, $src}", |
| [(set GR16:$dst, (zext GR8:$src))]>, TB, OpSize; |
| def MOVZX16rm8 : I<0xB6, MRMSrcMem, (outs GR16:$dst), (ins i8mem :$src), |
| "movz{bw|x}\t{$src, $dst|$dst, $src}", |
| [(set GR16:$dst, (zextloadi16i8 addr:$src))]>, TB, OpSize; |
| def MOVZX32rr8 : I<0xB6, MRMSrcReg, (outs GR32:$dst), (ins GR8 :$src), |
| "movz{bl|x}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (zext GR8:$src))]>, TB; |
| def MOVZX32rm8 : I<0xB6, MRMSrcMem, (outs GR32:$dst), (ins i8mem :$src), |
| "movz{bl|x}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (zextloadi32i8 addr:$src))]>, TB; |
| def MOVZX32rr16: I<0xB7, MRMSrcReg, (outs GR32:$dst), (ins GR16:$src), |
| "movz{wl|x}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (zext GR16:$src))]>, TB; |
| def MOVZX32rm16: I<0xB7, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src), |
| "movz{wl|x}\t{$src, $dst|$dst, $src}", |
| [(set GR32:$dst, (zextloadi32i16 addr:$src))]>, TB; |
| |
| let neverHasSideEffects = 1 in { |
| let Defs = [AX], Uses = [AL] in |
| def CBW : I<0x98, RawFrm, (outs), (ins), |
| "{cbtw|cbw}", []>, OpSize; // AX = signext(AL) |
| let Defs = [EAX], Uses = [AX] in |
| def CWDE : I<0x98, RawFrm, (outs), (ins), |
| "{cwtl|cwde}", []>; // EAX = signext(AX) |
| |
| let Defs = [AX,DX], Uses = [AX] in |
| def CWD : I<0x99, RawFrm, (outs), (ins), |
| "{cwtd|cwd}", []>, OpSize; // DX:AX = signext(AX) |
| let Defs = [EAX,EDX], Uses = [EAX] in |
| def CDQ : I<0x99, RawFrm, (outs), (ins), |
| "{cltd|cdq}", []>; // EDX:EAX = signext(EAX) |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Alias Instructions |
| //===----------------------------------------------------------------------===// |
| |
| // Alias instructions that map movr0 to xor. |
| // FIXME: remove when we can teach regalloc that xor reg, reg is ok. |
| let Defs = [EFLAGS], isReMaterializable = 1, isAsCheapAsAMove = 1 in { |
| def MOV8r0 : I<0x30, MRMInitReg, (outs GR8 :$dst), (ins), |
| "xor{b}\t$dst, $dst", |
| [(set GR8:$dst, 0)]>; |
| def MOV16r0 : I<0x31, MRMInitReg, (outs GR16:$dst), (ins), |
| "xor{w}\t$dst, $dst", |
| [(set GR16:$dst, 0)]>, OpSize; |
| def MOV32r0 : I<0x31, MRMInitReg, (outs GR32:$dst), (ins), |
| "xor{l}\t$dst, $dst", |
| [(set GR32:$dst, 0)]>; |
| } |
| |
| // Basic operations on GR16 / GR32 subclasses GR16_ and GR32_ which contains only |
| // those registers that have GR8 sub-registers (i.e. AX - DX, EAX - EDX). |
| let neverHasSideEffects = 1 in { |
| def MOV16to16_ : I<0x89, MRMDestReg, (outs GR16_:$dst), (ins GR16:$src), |
| "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize; |
| def MOV32to32_ : I<0x89, MRMDestReg, (outs GR32_:$dst), (ins GR32:$src), |
| "mov{l}\t{$src, $dst|$dst, $src}", []>; |
| |
| def MOV16_rr : I<0x89, MRMDestReg, (outs GR16_:$dst), (ins GR16_:$src), |
| "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize; |
| def MOV32_rr : I<0x89, MRMDestReg, (outs GR32_:$dst), (ins GR32_:$src), |
| "mov{l}\t{$src, $dst|$dst, $src}", []>; |
| } // neverHasSideEffects |
| |
| let isSimpleLoad = 1, mayLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in { |
| def MOV16_rm : I<0x8B, MRMSrcMem, (outs GR16_:$dst), (ins i16mem:$src), |
| "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize; |
| def MOV32_rm : I<0x8B, MRMSrcMem, (outs GR32_:$dst), (ins i32mem:$src), |
| "mov{l}\t{$src, $dst|$dst, $src}", []>; |
| } |
| let mayStore = 1, neverHasSideEffects = 1 in { |
| def MOV16_mr : I<0x89, MRMDestMem, (outs), (ins i16mem:$dst, GR16_:$src), |
| "mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize; |
| def MOV32_mr : I<0x89, MRMDestMem, (outs), (ins i32mem:$dst, GR32_:$src), |
| "mov{l}\t{$src, $dst|$dst, $src}", []>; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Thread Local Storage Instructions |
| // |
| |
| let Uses = [EBX] in |
| def TLS_addr32 : I<0, Pseudo, (outs GR32:$dst), (ins i32imm:$sym), |
| "leal\t${sym:mem}(,%ebx,1), $dst", |
| [(set GR32:$dst, (X86tlsaddr tglobaltlsaddr:$sym))]>; |
| |
| let AddedComplexity = 10 in |
| def TLS_gs_rr : I<0, Pseudo, (outs GR32:$dst), (ins GR32:$src), |
| "movl\t%gs:($src), $dst", |
| [(set GR32:$dst, (load (add X86TLStp, GR32:$src)))]>; |
| |
| let AddedComplexity = 15 in |
| def TLS_gs_ri : I<0, Pseudo, (outs GR32:$dst), (ins i32imm:$src), |
| "movl\t%gs:${src:mem}, $dst", |
| [(set GR32:$dst, |
| (load (add X86TLStp, (X86Wrapper tglobaltlsaddr:$src))))]>; |
| |
| def TLS_tp : I<0, Pseudo, (outs GR32:$dst), (ins), |
| "movl\t%gs:0, $dst", |
| [(set GR32:$dst, X86TLStp)]>; |
| |
| //===----------------------------------------------------------------------===// |
| // DWARF Pseudo Instructions |
| // |
| |
| def DWARF_LOC : I<0, Pseudo, (outs), |
| (ins i32imm:$line, i32imm:$col, i32imm:$file), |
| ".loc\t${file:debug} ${line:debug} ${col:debug}", |
| [(dwarf_loc (i32 imm:$line), (i32 imm:$col), |
| (i32 imm:$file))]>; |
| |
| //===----------------------------------------------------------------------===// |
| // EH Pseudo Instructions |
| // |
| let isTerminator = 1, isReturn = 1, isBarrier = 1, |
| hasCtrlDep = 1 in { |
| def EH_RETURN : I<0xC3, RawFrm, (outs), (ins GR32:$addr), |
| "ret\t#eh_return, addr: $addr", |
| [(X86ehret GR32:$addr)]>; |
| |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Atomic support |
| // |
| |
| // Atomic swap. These are just normal xchg instructions. But since a memory |
| // operand is referenced, the atomicity is ensured. |
| let Constraints = "$val = $dst", Defs = [EFLAGS] in { |
| def XCHG32rm : I<0x87, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$ptr, GR32:$val), |
| "xchg{l}\t{$val, $ptr|$ptr, $val}", |
| [(set GR32:$dst, (atomic_swap_32 addr:$ptr, GR32:$val))]>; |
| def XCHG16rm : I<0x87, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$ptr, GR16:$val), |
| "xchg{w}\t{$val, $ptr|$ptr, $val}", |
| [(set GR16:$dst, (atomic_swap_16 addr:$ptr, GR16:$val))]>, |
| OpSize; |
| def XCHG8rm : I<0x86, MRMSrcMem, (outs GR8:$dst), (ins i8mem:$ptr, GR8:$val), |
| "xchg{b}\t{$val, $ptr|$ptr, $val}", |
| [(set GR8:$dst, (atomic_swap_8 addr:$ptr, GR8:$val))]>; |
| } |
| |
| // Atomic compare and swap. |
| let Defs = [EAX, EFLAGS], Uses = [EAX] in { |
| def LCMPXCHG32 : I<0xB1, MRMDestMem, (outs), (ins i32mem:$ptr, GR32:$swap), |
| "lock cmpxchg{l}\t{$swap, $ptr|$ptr, $swap}", |
| [(X86cas addr:$ptr, GR32:$swap, 4)]>, TB, LOCK; |
| } |
| let Defs = [EAX, EBX, ECX, EDX, EFLAGS], Uses = [EAX, EBX, ECX, EDX] in { |
| def LCMPXCHG8B : I<0xC7, MRMDestMem, (outs), (ins i32mem:$ptr), |
| "lock cmpxchg8b\t$ptr", |
| [(X86cas8 addr:$ptr)]>, TB, LOCK; |
| } |
| |
| let Defs = [AX, EFLAGS], Uses = [AX] in { |
| def LCMPXCHG16 : I<0xB1, MRMDestMem, (outs), (ins i16mem:$ptr, GR16:$swap), |
| "lock cmpxchg{w}\t{$swap, $ptr|$ptr, $swap}", |
| [(X86cas addr:$ptr, GR16:$swap, 2)]>, TB, OpSize, LOCK; |
| } |
| let Defs = [AL, EFLAGS], Uses = [AL] in { |
| def LCMPXCHG8 : I<0xB0, MRMDestMem, (outs), (ins i8mem:$ptr, GR8:$swap), |
| "lock cmpxchg{b}\t{$swap, $ptr|$ptr, $swap}", |
| [(X86cas addr:$ptr, GR8:$swap, 1)]>, TB, LOCK; |
| } |
| |
| // Atomic exchange and add |
| let Constraints = "$val = $dst", Defs = [EFLAGS] in { |
| def LXADD32 : I<0xC1, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$ptr, GR32:$val), |
| "lock xadd{l}\t{$val, $ptr|$ptr, $val}", |
| [(set GR32:$dst, (atomic_load_add_32 addr:$ptr, GR32:$val))]>, |
| TB, LOCK; |
| def LXADD16 : I<0xC1, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$ptr, GR16:$val), |
| "lock xadd{w}\t{$val, $ptr|$ptr, $val}", |
| [(set GR16:$dst, (atomic_load_add_16 addr:$ptr, GR16:$val))]>, |
| TB, OpSize, LOCK; |
| def LXADD8 : I<0xC0, MRMSrcMem, (outs GR8:$dst), (ins i8mem:$ptr, GR8:$val), |
| "lock xadd{b}\t{$val, $ptr|$ptr, $val}", |
| [(set GR8:$dst, (atomic_load_add_8 addr:$ptr, GR8:$val))]>, |
| TB, LOCK; |
| } |
| |
| // Atomic exchange, and, or, xor |
| let Constraints = "$val = $dst", Defs = [EFLAGS], |
| usesCustomDAGSchedInserter = 1 in { |
| def ATOMAND32 : I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val), |
| "#ATOMAND32 PSUEDO!", |
| [(set GR32:$dst, (atomic_load_and addr:$ptr, GR32:$val))]>; |
| def ATOMOR32 : I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val), |
| "#ATOMOR32 PSUEDO!", |
| [(set GR32:$dst, (atomic_load_or addr:$ptr, GR32:$val))]>; |
| def ATOMXOR32 : I<0, Pseudo,(outs GR32:$dst),(ins i32mem:$ptr, GR32:$val), |
| "#ATOMXOR32 PSUEDO!", |
| [(set GR32:$dst, (atomic_load_xor addr:$ptr, GR32:$val))]>; |
| def ATOMNAND32 : I<0, Pseudo,(outs GR32:$dst),(ins i32mem:$ptr, GR32:$val), |
| "#ATOMNAND32 PSUEDO!", |
| [(set GR32:$dst, (atomic_load_nand addr:$ptr, GR32:$val))]>; |
| |
| def ATOMMIN32: I<0, Pseudo, (outs GR32:$dst), (ins i32mem:$ptr, GR32:$val), |
| "#ATOMMIN32 PSUEDO!", |
| [(set GR32:$dst, (atomic_load_min addr:$ptr, GR32:$val))]>; |
| def ATOMMAX32: I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val), |
| "#ATOMMAX32 PSUEDO!", |
| [(set GR32:$dst, (atomic_load_max addr:$ptr, GR32:$val))]>; |
| def ATOMUMIN32: I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val), |
| "#ATOMUMIN32 PSUEDO!", |
| [(set GR32:$dst, (atomic_load_umin addr:$ptr, GR32:$val))]>; |
| def ATOMUMAX32: I<0, Pseudo, (outs GR32:$dst),(ins i32mem:$ptr, GR32:$val), |
| "#ATOMUMAX32 PSUEDO!", |
| [(set GR32:$dst, (atomic_load_umax addr:$ptr, GR32:$val))]>; |
| } |
| |
| //===----------------------------------------------------------------------===// |
| // Non-Instruction Patterns |
| //===----------------------------------------------------------------------===// |
| |
| // ConstantPool GlobalAddress, ExternalSymbol, and JumpTable |
| def : Pat<(i32 (X86Wrapper tconstpool :$dst)), (MOV32ri tconstpool :$dst)>; |
| def : Pat<(i32 (X86Wrapper tjumptable :$dst)), (MOV32ri tjumptable :$dst)>; |
| def : Pat<(i32 (X86Wrapper tglobaltlsaddr:$dst)),(MOV32ri tglobaltlsaddr:$dst)>; |
| def : Pat<(i32 (X86Wrapper tglobaladdr :$dst)), (MOV32ri tglobaladdr :$dst)>; |
| def : Pat<(i32 (X86Wrapper texternalsym:$dst)), (MOV32ri texternalsym:$dst)>; |
| |
| def : Pat<(add GR32:$src1, (X86Wrapper tconstpool:$src2)), |
| (ADD32ri GR32:$src1, tconstpool:$src2)>; |
| def : Pat<(add GR32:$src1, (X86Wrapper tjumptable:$src2)), |
| (ADD32ri GR32:$src1, tjumptable:$src2)>; |
| def : Pat<(add GR32:$src1, (X86Wrapper tglobaladdr :$src2)), |
| (ADD32ri GR32:$src1, tglobaladdr:$src2)>; |
| def : Pat<(add GR32:$src1, (X86Wrapper texternalsym:$src2)), |
| (ADD32ri GR32:$src1, texternalsym:$src2)>; |
| |
| def : Pat<(store (i32 (X86Wrapper tglobaladdr:$src)), addr:$dst), |
| (MOV32mi addr:$dst, tglobaladdr:$src)>; |
| def : Pat<(store (i32 (X86Wrapper texternalsym:$src)), addr:$dst), |
| (MOV32mi addr:$dst, texternalsym:$src)>; |
| |
| // Calls |
| // tailcall stuff |
| def : Pat<(X86tailcall GR32:$dst), |
| (TAILCALL)>; |
| |
| def : Pat<(X86tailcall (i32 tglobaladdr:$dst)), |
| (TAILCALL)>; |
| def : Pat<(X86tailcall (i32 texternalsym:$dst)), |
| (TAILCALL)>; |
| |
| def : Pat<(X86tcret GR32:$dst, imm:$off), |
| (TCRETURNri GR32:$dst, imm:$off)>; |
| |
| def : Pat<(X86tcret (i32 tglobaladdr:$dst), imm:$off), |
| (TCRETURNdi texternalsym:$dst, imm:$off)>; |
| |
| def : Pat<(X86tcret (i32 texternalsym:$dst), imm:$off), |
| (TCRETURNdi texternalsym:$dst, imm:$off)>; |
| |
| def : Pat<(X86call (i32 tglobaladdr:$dst)), |
| (CALLpcrel32 tglobaladdr:$dst)>; |
| def : Pat<(X86call (i32 texternalsym:$dst)), |
| (CALLpcrel32 texternalsym:$dst)>; |
| |
| // X86 specific add which produces a flag. |
| def : Pat<(addc GR32:$src1, GR32:$src2), |
| (ADD32rr GR32:$src1, GR32:$src2)>; |
| def : Pat<(addc GR32:$src1, (load addr:$src2)), |
| (ADD32rm GR32:$src1, addr:$src2)>; |
| def : Pat<(addc GR32:$src1, imm:$src2), |
| (ADD32ri GR32:$src1, imm:$src2)>; |
| def : Pat<(addc GR32:$src1, i32immSExt8:$src2), |
| (ADD32ri8 GR32:$src1, i32immSExt8:$src2)>; |
| |
| def : Pat<(subc GR32:$src1, GR32:$src2), |
| (SUB32rr GR32:$src1, GR32:$src2)>; |
| def : Pat<(subc GR32:$src1, (load addr:$src2)), |
| (SUB32rm GR32:$src1, addr:$src2)>; |
| def : Pat<(subc GR32:$src1, imm:$src2), |
| (SUB32ri GR32:$src1, imm:$src2)>; |
| def : Pat<(subc GR32:$src1, i32immSExt8:$src2), |
| (SUB32ri8 GR32:$src1, i32immSExt8:$src2)>; |
| |
| // Comparisons. |
| |
| // TEST R,R is smaller than CMP R,0 |
| def : Pat<(parallel (X86cmp GR8:$src1, 0), (implicit EFLAGS)), |
| (TEST8rr GR8:$src1, GR8:$src1)>; |
| def : Pat<(parallel (X86cmp GR16:$src1, 0), (implicit EFLAGS)), |
| (TEST16rr GR16:$src1, GR16:$src1)>; |
| def : Pat<(parallel (X86cmp GR32:$src1, 0), (implicit EFLAGS)), |
| (TEST32rr GR32:$src1, GR32:$src1)>; |
| |
| // zextload bool -> zextload byte |
| def : Pat<(zextloadi8i1 addr:$src), (MOV8rm addr:$src)>; |
| def : Pat<(zextloadi16i1 addr:$src), (MOVZX16rm8 addr:$src)>; |
| def : Pat<(zextloadi32i1 addr:$src), (MOVZX32rm8 addr:$src)>; |
| |
| // extload bool -> extload byte |
| def : Pat<(extloadi8i1 addr:$src), (MOV8rm addr:$src)>; |
| def : Pat<(extloadi16i1 addr:$src), (MOVZX16rm8 addr:$src)>; |
| def : Pat<(extloadi32i1 addr:$src), (MOVZX32rm8 addr:$src)>; |
| def : Pat<(extloadi16i8 addr:$src), (MOVZX16rm8 addr:$src)>; |
| def : Pat<(extloadi32i8 addr:$src), (MOVZX32rm8 addr:$src)>; |
| def : Pat<(extloadi32i16 addr:$src), (MOVZX32rm16 addr:$src)>; |
| |
| // anyext -> zext |
| def : Pat<(i16 (anyext GR8 :$src)), (MOVZX16rr8 GR8 :$src)>; |
| def : Pat<(i32 (anyext GR8 :$src)), (MOVZX32rr8 GR8 :$src)>; |
| def : Pat<(i32 (anyext GR16:$src)), (MOVZX32rr16 GR16:$src)>; |
| def : Pat<(i16 (anyext (loadi8 addr:$src))), (MOVZX16rm8 addr:$src)>; |
| def : Pat<(i32 (anyext (loadi8 addr:$src))), (MOVZX32rm8 addr:$src)>; |
| def : Pat<(i32 (anyext (loadi16 addr:$src))), (MOVZX32rm16 addr:$src)>; |
| |
| // (and (i32 load), 255) -> (zextload i8) |
| def : Pat<(i32 (and (loadi32 addr:$src), (i32 255))), (MOVZX32rm8 addr:$src)>; |
| def : Pat<(i32 (and (loadi32 addr:$src), (i32 65535))),(MOVZX32rm16 addr:$src)>; |
| |
| //===----------------------------------------------------------------------===// |
| // Some peepholes |
| //===----------------------------------------------------------------------===// |
| |
| // (shl x, 1) ==> (add x, x) |
| def : Pat<(shl GR8 :$src1, (i8 1)), (ADD8rr GR8 :$src1, GR8 :$src1)>; |
| def : Pat<(shl GR16:$src1, (i8 1)), (ADD16rr GR16:$src1, GR16:$src1)>; |
| def : Pat<(shl GR32:$src1, (i8 1)), (ADD32rr GR32:$src1, GR32:$src1)>; |
| |
| // (or (x >> c) | (y << (32 - c))) ==> (shrd32 x, y, c) |
| def : Pat<(or (srl GR32:$src1, CL:$amt), |
| (shl GR32:$src2, (sub 32, CL:$amt))), |
| (SHRD32rrCL GR32:$src1, GR32:$src2)>; |
| |
| def : Pat<(store (or (srl (loadi32 addr:$dst), CL:$amt), |
| (shl GR32:$src2, (sub 32, CL:$amt))), addr:$dst), |
| (SHRD32mrCL addr:$dst, GR32:$src2)>; |
| |
| // (or (x << c) | (y >> (32 - c))) ==> (shld32 x, y, c) |
| def : Pat<(or (shl GR32:$src1, CL:$amt), |
| (srl GR32:$src2, (sub 32, CL:$amt))), |
| (SHLD32rrCL GR32:$src1, GR32:$src2)>; |
| |
| def : Pat<(store (or (shl (loadi32 addr:$dst), CL:$amt), |
| (srl GR32:$src2, (sub 32, CL:$amt))), addr:$dst), |
| (SHLD32mrCL addr:$dst, GR32:$src2)>; |
| |
| // (or (x >> c) | (y << (16 - c))) ==> (shrd16 x, y, c) |
| def : Pat<(or (srl GR16:$src1, CL:$amt), |
| (shl GR16:$src2, (sub 16, CL:$amt))), |
| (SHRD16rrCL GR16:$src1, GR16:$src2)>; |
| |
| def : Pat<(store (or (srl (loadi16 addr:$dst), CL:$amt), |
| (shl GR16:$src2, (sub 16, CL:$amt))), addr:$dst), |
| (SHRD16mrCL addr:$dst, GR16:$src2)>; |
| |
| // (or (x << c) | (y >> (16 - c))) ==> (shld16 x, y, c) |
| def : Pat<(or (shl GR16:$src1, CL:$amt), |
| (srl GR16:$src2, (sub 16, CL:$amt))), |
| (SHLD16rrCL GR16:$src1, GR16:$src2)>; |
| |
| def : Pat<(store (or (shl (loadi16 addr:$dst), CL:$amt), |
| (srl GR16:$src2, (sub 16, CL:$amt))), addr:$dst), |
| (SHLD16mrCL addr:$dst, GR16:$src2)>; |
| |
| //===----------------------------------------------------------------------===// |
| // Floating Point Stack Support |
| //===----------------------------------------------------------------------===// |
| |
| include "X86InstrFPStack.td" |
| |
| //===----------------------------------------------------------------------===// |
| // X86-64 Support |
| //===----------------------------------------------------------------------===// |
| |
| include "X86Instr64bit.td" |
| |
| //===----------------------------------------------------------------------===// |
| // XMM Floating point support (requires SSE / SSE2) |
| //===----------------------------------------------------------------------===// |
| |
| include "X86InstrSSE.td" |
| |
| //===----------------------------------------------------------------------===// |
| // MMX and XMM Packed Integer support (requires MMX, SSE, and SSE2) |
| //===----------------------------------------------------------------------===// |
| |
| include "X86InstrMMX.td" |