forked from OSchip/llvm-project
2620 lines
126 KiB
C++
2620 lines
126 KiB
C++
//===- X86InstrInfo.td - Describe the X86 Instruction Set -------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file describes the X86 instruction set, defining the instructions, and
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// properties of the instructions which are needed for code generation, machine
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// code emission, and analysis.
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//
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// X86 specific DAG Nodes.
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//
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def SDTIntShiftDOp: SDTypeProfile<1, 3,
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[SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>,
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SDTCisInt<0>, SDTCisInt<3>]>;
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def SDTX86CmpTest : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>;
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def SDTX86Cmov : SDTypeProfile<1, 3,
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[SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>,
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SDTCisVT<3, i8>]>;
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def SDTX86BrCond : SDTypeProfile<0, 2,
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[SDTCisVT<0, OtherVT>, SDTCisVT<1, i8>]>;
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def SDTX86SetCC : SDTypeProfile<1, 1,
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[SDTCisVT<0, i8>, SDTCisVT<1, i8>]>;
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def SDTX86Ret : SDTypeProfile<0, 1, [SDTCisVT<0, i16>]>;
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def SDT_X86CallSeqStart : SDTypeProfile<0, 1, [ SDTCisVT<0, i32> ]>;
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def SDT_X86CallSeqEnd : SDTypeProfile<0, 2, [ SDTCisVT<0, i32>,
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SDTCisVT<1, i32> ]>;
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def SDT_X86Call : SDTypeProfile<0, 1, [SDTCisVT<0, iPTR>]>;
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def SDTX86RepStr : SDTypeProfile<0, 1, [SDTCisVT<0, OtherVT>]>;
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def SDTX86RdTsc : SDTypeProfile<0, 0, []>;
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def SDTX86Wrapper : SDTypeProfile<1, 1, [SDTCisSameAs<0, 1>, SDTCisPtrTy<0>]>;
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def X86shld : SDNode<"X86ISD::SHLD", SDTIntShiftDOp>;
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def X86shrd : SDNode<"X86ISD::SHRD", SDTIntShiftDOp>;
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def X86cmp : SDNode<"X86ISD::CMP" , SDTX86CmpTest,
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[SDNPHasChain, SDNPOutFlag]>;
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def X86cmov : SDNode<"X86ISD::CMOV", SDTX86Cmov,
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[SDNPInFlag, SDNPOutFlag]>;
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def X86brcond : SDNode<"X86ISD::BRCOND", SDTX86BrCond,
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[SDNPHasChain, SDNPInFlag]>;
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def X86setcc : SDNode<"X86ISD::SETCC", SDTX86SetCC,
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[SDNPInFlag, SDNPOutFlag]>;
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def X86retflag : SDNode<"X86ISD::RET_FLAG", SDTX86Ret,
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[SDNPHasChain, SDNPOptInFlag]>;
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def X86callseq_start :
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SDNode<"ISD::CALLSEQ_START", SDT_X86CallSeqStart,
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[SDNPHasChain, SDNPOutFlag]>;
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def X86callseq_end :
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SDNode<"ISD::CALLSEQ_END", SDT_X86CallSeqEnd,
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[SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
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def X86call : SDNode<"X86ISD::CALL", SDT_X86Call,
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[SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
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def X86tailcall: SDNode<"X86ISD::TAILCALL", SDT_X86Call,
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[SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
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def X86rep_stos: SDNode<"X86ISD::REP_STOS", SDTX86RepStr,
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[SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
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def X86rep_movs: SDNode<"X86ISD::REP_MOVS", SDTX86RepStr,
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[SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
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def X86rdtsc : SDNode<"X86ISD::RDTSC_DAG",SDTX86RdTsc,
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[SDNPHasChain, SDNPOutFlag]>;
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def X86Wrapper : SDNode<"X86ISD::Wrapper", SDTX86Wrapper>;
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def X86WrapperRIP : SDNode<"X86ISD::WrapperRIP", SDTX86Wrapper>;
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//===----------------------------------------------------------------------===//
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// X86 Operand Definitions.
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//
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// *mem - Operand definitions for the funky X86 addressing mode operands.
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//
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class X86MemOperand<string printMethod> : Operand<iPTR> {
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let PrintMethod = printMethod;
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let MIOperandInfo = (ops ptr_rc, i8imm, ptr_rc, i32imm);
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}
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def i8mem : X86MemOperand<"printi8mem">;
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def i16mem : X86MemOperand<"printi16mem">;
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def i32mem : X86MemOperand<"printi32mem">;
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def i64mem : X86MemOperand<"printi64mem">;
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def i128mem : X86MemOperand<"printi128mem">;
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def f32mem : X86MemOperand<"printf32mem">;
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def f64mem : X86MemOperand<"printf64mem">;
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def f128mem : X86MemOperand<"printf128mem">;
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def lea32mem : Operand<i32> {
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let PrintMethod = "printi32mem";
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let MIOperandInfo = (ops GR32, i8imm, GR32, i32imm);
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}
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def SSECC : Operand<i8> {
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let PrintMethod = "printSSECC";
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}
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def piclabel: Operand<i32> {
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let PrintMethod = "printPICLabel";
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}
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// A couple of more descriptive operand definitions.
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// 16-bits but only 8 bits are significant.
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def i16i8imm : Operand<i16>;
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// 32-bits but only 8 bits are significant.
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def i32i8imm : Operand<i32>;
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// Branch targets have OtherVT type.
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def brtarget : Operand<OtherVT>;
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//===----------------------------------------------------------------------===//
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// X86 Complex Pattern Definitions.
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//
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// Define X86 specific addressing mode.
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def addr : ComplexPattern<iPTR, 4, "SelectAddr", [], []>;
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def lea32addr : ComplexPattern<i32, 4, "SelectLEAAddr",
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[add, mul, shl, or, frameindex], []>;
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//===----------------------------------------------------------------------===//
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// X86 Instruction Format Definitions.
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//
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// Format specifies the encoding used by the instruction. This is part of the
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// ad-hoc solution used to emit machine instruction encodings by our machine
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// code emitter.
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class Format<bits<6> val> {
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bits<6> Value = val;
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}
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def Pseudo : Format<0>; def RawFrm : Format<1>;
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def AddRegFrm : Format<2>; def MRMDestReg : Format<3>;
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def MRMDestMem : Format<4>; def MRMSrcReg : Format<5>;
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def MRMSrcMem : Format<6>;
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def MRM0r : Format<16>; def MRM1r : Format<17>; def MRM2r : Format<18>;
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def MRM3r : Format<19>; def MRM4r : Format<20>; def MRM5r : Format<21>;
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def MRM6r : Format<22>; def MRM7r : Format<23>;
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def MRM0m : Format<24>; def MRM1m : Format<25>; def MRM2m : Format<26>;
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def MRM3m : Format<27>; def MRM4m : Format<28>; def MRM5m : Format<29>;
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def MRM6m : Format<30>; def MRM7m : Format<31>;
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def MRMInitReg : Format<32>;
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//===----------------------------------------------------------------------===//
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// X86 Instruction Predicate Definitions.
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def HasMMX : Predicate<"Subtarget->hasMMX()">;
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def HasSSE1 : Predicate<"Subtarget->hasSSE1()">;
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def HasSSE2 : Predicate<"Subtarget->hasSSE2()">;
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def HasSSE3 : Predicate<"Subtarget->hasSSE3()">;
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def FPStack : Predicate<"!Subtarget->hasSSE2()">;
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def In32BitMode : Predicate<"!Subtarget->is64Bit()">;
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def In64BitMode : Predicate<"Subtarget->is64Bit()">;
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def SmallCode : Predicate<"TM.getCodeModel() == CodeModel::Small">;
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def NotSmallCode : Predicate<"TM.getCodeModel() != CodeModel::Small">;
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def IsStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">;
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//===----------------------------------------------------------------------===//
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// X86 specific pattern fragments.
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//
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// ImmType - This specifies the immediate type used by an instruction. This is
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// part of the ad-hoc solution used to emit machine instruction encodings by our
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// machine code emitter.
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class ImmType<bits<3> val> {
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bits<3> Value = val;
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}
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def NoImm : ImmType<0>;
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def Imm8 : ImmType<1>;
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def Imm16 : ImmType<2>;
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def Imm32 : ImmType<3>;
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def Imm64 : ImmType<4>;
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// FPFormat - This specifies what form this FP instruction has. This is used by
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// the Floating-Point stackifier pass.
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class FPFormat<bits<3> val> {
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bits<3> Value = val;
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}
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def NotFP : FPFormat<0>;
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def ZeroArgFP : FPFormat<1>;
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def OneArgFP : FPFormat<2>;
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def OneArgFPRW : FPFormat<3>;
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def TwoArgFP : FPFormat<4>;
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def CompareFP : FPFormat<5>;
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def CondMovFP : FPFormat<6>;
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def SpecialFP : FPFormat<7>;
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class X86Inst<bits<8> opcod, Format f, ImmType i, dag ops, string AsmStr>
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: Instruction {
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let Namespace = "X86";
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bits<8> Opcode = opcod;
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Format Form = f;
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bits<6> FormBits = Form.Value;
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ImmType ImmT = i;
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bits<3> ImmTypeBits = ImmT.Value;
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dag OperandList = ops;
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string AsmString = AsmStr;
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//
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// Attributes specific to X86 instructions...
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//
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bit hasOpSizePrefix = 0; // Does this inst have a 0x66 prefix?
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bit hasAdSizePrefix = 0; // Does this inst have a 0x67 prefix?
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bits<4> Prefix = 0; // Which prefix byte does this inst have?
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bit hasREX_WPrefix = 0; // Does this inst requires the REX.W prefix?
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FPFormat FPForm; // What flavor of FP instruction is this?
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bits<3> FPFormBits = 0;
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}
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// Prefix byte classes which are used to indicate to the ad-hoc machine code
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// emitter that various prefix bytes are required.
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class OpSize { bit hasOpSizePrefix = 1; }
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class AdSize { bit hasAdSizePrefix = 1; }
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class REX_W { bit hasREX_WPrefix = 1; }
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class TB { bits<4> Prefix = 1; }
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class REP { bits<4> Prefix = 2; }
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class D8 { bits<4> Prefix = 3; }
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class D9 { bits<4> Prefix = 4; }
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class DA { bits<4> Prefix = 5; }
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class DB { bits<4> Prefix = 6; }
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class DC { bits<4> Prefix = 7; }
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class DD { bits<4> Prefix = 8; }
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class DE { bits<4> Prefix = 9; }
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class DF { bits<4> Prefix = 10; }
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class XD { bits<4> Prefix = 11; }
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class XS { bits<4> Prefix = 12; }
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//===----------------------------------------------------------------------===//
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// Pattern fragments...
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//
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// X86 specific condition code. These correspond to CondCode in
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// X86ISelLowering.h. They must be kept in synch.
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def X86_COND_A : PatLeaf<(i8 0)>;
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def X86_COND_AE : PatLeaf<(i8 1)>;
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def X86_COND_B : PatLeaf<(i8 2)>;
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def X86_COND_BE : PatLeaf<(i8 3)>;
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def X86_COND_E : PatLeaf<(i8 4)>;
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def X86_COND_G : PatLeaf<(i8 5)>;
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def X86_COND_GE : PatLeaf<(i8 6)>;
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def X86_COND_L : PatLeaf<(i8 7)>;
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def X86_COND_LE : PatLeaf<(i8 8)>;
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def X86_COND_NE : PatLeaf<(i8 9)>;
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def X86_COND_NO : PatLeaf<(i8 10)>;
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def X86_COND_NP : PatLeaf<(i8 11)>;
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def X86_COND_NS : PatLeaf<(i8 12)>;
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def X86_COND_O : PatLeaf<(i8 13)>;
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def X86_COND_P : PatLeaf<(i8 14)>;
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def X86_COND_S : PatLeaf<(i8 15)>;
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def i16immSExt8 : PatLeaf<(i16 imm), [{
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// i16immSExt8 predicate - True if the 16-bit immediate fits in a 8-bit
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// sign extended field.
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return (int16_t)N->getValue() == (int8_t)N->getValue();
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}]>;
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def i32immSExt8 : PatLeaf<(i32 imm), [{
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// i32immSExt8 predicate - True if the 32-bit immediate fits in a 8-bit
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// sign extended field.
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return (int32_t)N->getValue() == (int8_t)N->getValue();
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}]>;
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// Helper fragments for loads.
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def loadi8 : PatFrag<(ops node:$ptr), (i8 (load node:$ptr))>;
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def loadi16 : PatFrag<(ops node:$ptr), (i16 (load node:$ptr))>;
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def loadi32 : PatFrag<(ops node:$ptr), (i32 (load node:$ptr))>;
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def loadi64 : PatFrag<(ops node:$ptr), (i64 (load node:$ptr))>;
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def loadf32 : PatFrag<(ops node:$ptr), (f32 (load node:$ptr))>;
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def loadf64 : PatFrag<(ops node:$ptr), (f64 (load node:$ptr))>;
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def sextloadi16i1 : PatFrag<(ops node:$ptr), (i16 (sextloadi1 node:$ptr))>;
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def sextloadi32i1 : PatFrag<(ops node:$ptr), (i32 (sextloadi1 node:$ptr))>;
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def sextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (sextloadi8 node:$ptr))>;
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def sextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (sextloadi8 node:$ptr))>;
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def sextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (sextloadi16 node:$ptr))>;
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def zextloadi8i1 : PatFrag<(ops node:$ptr), (i8 (zextloadi1 node:$ptr))>;
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def zextloadi16i1 : PatFrag<(ops node:$ptr), (i16 (zextloadi1 node:$ptr))>;
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def zextloadi32i1 : PatFrag<(ops node:$ptr), (i32 (zextloadi1 node:$ptr))>;
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def zextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (zextloadi8 node:$ptr))>;
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def zextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (zextloadi8 node:$ptr))>;
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def zextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (zextloadi16 node:$ptr))>;
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def extloadi8i1 : PatFrag<(ops node:$ptr), (i8 (extloadi1 node:$ptr))>;
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def extloadi16i1 : PatFrag<(ops node:$ptr), (i16 (extloadi1 node:$ptr))>;
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def extloadi32i1 : PatFrag<(ops node:$ptr), (i32 (extloadi1 node:$ptr))>;
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def extloadi16i8 : PatFrag<(ops node:$ptr), (i16 (extloadi8 node:$ptr))>;
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def extloadi32i8 : PatFrag<(ops node:$ptr), (i32 (extloadi8 node:$ptr))>;
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def extloadi32i16 : PatFrag<(ops node:$ptr), (i32 (extloadi16 node:$ptr))>;
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//===----------------------------------------------------------------------===//
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// Instruction templates...
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//
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class I<bits<8> o, Format f, dag ops, string asm, list<dag> pattern>
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: X86Inst<o, f, NoImm, ops, asm> {
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let Pattern = pattern;
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let CodeSize = 3;
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}
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class Ii8 <bits<8> o, Format f, dag ops, string asm, list<dag> pattern>
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: X86Inst<o, f, Imm8 , ops, asm> {
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let Pattern = pattern;
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let CodeSize = 3;
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}
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class Ii16<bits<8> o, Format f, dag ops, string asm, list<dag> pattern>
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: X86Inst<o, f, Imm16, ops, asm> {
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let Pattern = pattern;
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let CodeSize = 3;
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}
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class Ii32<bits<8> o, Format f, dag ops, string asm, list<dag> pattern>
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: X86Inst<o, f, Imm32, ops, asm> {
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let Pattern = pattern;
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let CodeSize = 3;
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}
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//===----------------------------------------------------------------------===//
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// Instruction list...
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//
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// ADJCALLSTACKDOWN/UP implicitly use/def ESP because they may be expanded into
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// a stack adjustment and the codegen must know that they may modify the stack
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// pointer before prolog-epilog rewriting occurs.
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def ADJCALLSTACKDOWN : I<0, Pseudo, (ops i32imm:$amt), "#ADJCALLSTACKDOWN",
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[(X86callseq_start imm:$amt)]>, Imp<[ESP],[ESP]>;
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def ADJCALLSTACKUP : I<0, Pseudo, (ops i32imm:$amt1, i32imm:$amt2),
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"#ADJCALLSTACKUP",
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[(X86callseq_end imm:$amt1, imm:$amt2)]>,
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Imp<[ESP],[ESP]>;
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def IMPLICIT_USE : I<0, Pseudo, (ops variable_ops), "#IMPLICIT_USE", []>;
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def IMPLICIT_DEF : I<0, Pseudo, (ops variable_ops), "#IMPLICIT_DEF", []>;
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def IMPLICIT_DEF_GR8 : I<0, Pseudo, (ops GR8:$dst),
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"#IMPLICIT_DEF $dst",
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[(set GR8:$dst, (undef))]>;
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def IMPLICIT_DEF_GR16 : I<0, Pseudo, (ops GR16:$dst),
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"#IMPLICIT_DEF $dst",
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[(set GR16:$dst, (undef))]>;
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def IMPLICIT_DEF_GR32 : I<0, Pseudo, (ops GR32:$dst),
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"#IMPLICIT_DEF $dst",
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[(set GR32:$dst, (undef))]>;
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// Nop
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def NOOP : I<0x90, RawFrm, (ops), "nop", []>;
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// Truncate
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def TRUNC_32_to8 : I<0x88, MRMDestReg, (ops GR8:$dst, GR32_:$src),
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"mov{b} {${src:subreg8}, $dst|$dst, ${src:subreg8}", []>;
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def TRUNC_16_to8 : I<0x88, MRMDestReg, (ops GR8:$dst, GR16_:$src),
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"mov{b} {${src:subreg8}, $dst|$dst, ${src:subreg8}}", []>;
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def TRUNC_32to16 : I<0x89, MRMDestReg, (ops GR16:$dst, GR32:$src),
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"mov{w} {${src:subreg16}, $dst|$dst, ${src:subreg16}}",
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[(set GR16:$dst, (trunc GR32:$src))]>;
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//===----------------------------------------------------------------------===//
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// Control Flow Instructions...
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//
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// Return instructions.
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let isTerminator = 1, isReturn = 1, isBarrier = 1,
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hasCtrlDep = 1, noResults = 1 in {
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def RET : I<0xC3, RawFrm, (ops), "ret", [(X86retflag 0)]>;
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def RETI : Ii16<0xC2, RawFrm, (ops i16imm:$amt), "ret $amt",
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[(X86retflag imm:$amt)]>;
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}
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// All branches are RawFrm, Void, Branch, and Terminators
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let isBranch = 1, isTerminator = 1, noResults = 1 in
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class IBr<bits<8> opcode, dag ops, string asm, list<dag> pattern> :
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I<opcode, RawFrm, ops, asm, pattern>;
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// Indirect branches
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let isBranch = 1, isBarrier = 1 in
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def JMP : IBr<0xE9, (ops brtarget:$dst), "jmp $dst", [(br bb:$dst)]>;
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|
|
let isBranch = 1, isTerminator = 1, noResults = 1, isBarrier = 1 in {
|
|
def JMP32r : I<0xFF, MRM4r, (ops GR32:$dst), "jmp{l} {*}$dst",
|
|
[(brind GR32:$dst)]>;
|
|
def JMP32m : I<0xFF, MRM4m, (ops i32mem:$dst), "jmp{l} {*}$dst",
|
|
[(brind (loadi32 addr:$dst))]>;
|
|
}
|
|
|
|
// Conditional branches
|
|
def JE : IBr<0x84, (ops brtarget:$dst), "je $dst",
|
|
[(X86brcond bb:$dst, X86_COND_E)]>, TB;
|
|
def JNE : IBr<0x85, (ops brtarget:$dst), "jne $dst",
|
|
[(X86brcond bb:$dst, X86_COND_NE)]>, TB;
|
|
def JL : IBr<0x8C, (ops brtarget:$dst), "jl $dst",
|
|
[(X86brcond bb:$dst, X86_COND_L)]>, TB;
|
|
def JLE : IBr<0x8E, (ops brtarget:$dst), "jle $dst",
|
|
[(X86brcond bb:$dst, X86_COND_LE)]>, TB;
|
|
def JG : IBr<0x8F, (ops brtarget:$dst), "jg $dst",
|
|
[(X86brcond bb:$dst, X86_COND_G)]>, TB;
|
|
def JGE : IBr<0x8D, (ops brtarget:$dst), "jge $dst",
|
|
[(X86brcond bb:$dst, X86_COND_GE)]>, TB;
|
|
|
|
def JB : IBr<0x82, (ops brtarget:$dst), "jb $dst",
|
|
[(X86brcond bb:$dst, X86_COND_B)]>, TB;
|
|
def JBE : IBr<0x86, (ops brtarget:$dst), "jbe $dst",
|
|
[(X86brcond bb:$dst, X86_COND_BE)]>, TB;
|
|
def JA : IBr<0x87, (ops brtarget:$dst), "ja $dst",
|
|
[(X86brcond bb:$dst, X86_COND_A)]>, TB;
|
|
def JAE : IBr<0x83, (ops brtarget:$dst), "jae $dst",
|
|
[(X86brcond bb:$dst, X86_COND_AE)]>, TB;
|
|
|
|
def JS : IBr<0x88, (ops brtarget:$dst), "js $dst",
|
|
[(X86brcond bb:$dst, X86_COND_S)]>, TB;
|
|
def JNS : IBr<0x89, (ops brtarget:$dst), "jns $dst",
|
|
[(X86brcond bb:$dst, X86_COND_NS)]>, TB;
|
|
def JP : IBr<0x8A, (ops brtarget:$dst), "jp $dst",
|
|
[(X86brcond bb:$dst, X86_COND_P)]>, TB;
|
|
def JNP : IBr<0x8B, (ops brtarget:$dst), "jnp $dst",
|
|
[(X86brcond bb:$dst, X86_COND_NP)]>, TB;
|
|
def JO : IBr<0x80, (ops brtarget:$dst), "jo $dst",
|
|
[(X86brcond bb:$dst, X86_COND_O)]>, TB;
|
|
def JNO : IBr<0x81, (ops brtarget:$dst), "jno $dst",
|
|
[(X86brcond bb:$dst, X86_COND_NO)]>, TB;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Call Instructions...
|
|
//
|
|
let isCall = 1, noResults = 1 in
|
|
// All calls clobber the non-callee saved registers...
|
|
let Defs = [EAX, ECX, EDX, FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0,
|
|
XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7] in {
|
|
def CALLpcrel32 : I<0xE8, RawFrm, (ops i32imm:$dst, variable_ops),
|
|
"call ${dst:call}", []>;
|
|
def CALL32r : I<0xFF, MRM2r, (ops GR32:$dst, variable_ops),
|
|
"call {*}$dst", [(X86call GR32:$dst)]>;
|
|
def CALL32m : I<0xFF, MRM2m, (ops i32mem:$dst, variable_ops),
|
|
"call {*}$dst", []>;
|
|
}
|
|
|
|
// Tail call stuff.
|
|
let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, noResults = 1 in
|
|
def TAILJMPd : IBr<0xE9, (ops i32imm:$dst), "jmp ${dst:call} # TAIL CALL",
|
|
[]>;
|
|
let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, noResults = 1 in
|
|
def TAILJMPr : I<0xFF, MRM4r, (ops GR32:$dst), "jmp {*}$dst # TAIL CALL",
|
|
[]>;
|
|
let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, noResults = 1 in
|
|
def TAILJMPm : I<0xFF, MRM4m, (ops i32mem:$dst),
|
|
"jmp {*}$dst # TAIL CALL", []>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Miscellaneous Instructions...
|
|
//
|
|
def LEAVE : I<0xC9, RawFrm,
|
|
(ops), "leave", []>, Imp<[EBP,ESP],[EBP,ESP]>;
|
|
def POP32r : I<0x58, AddRegFrm,
|
|
(ops GR32:$reg), "pop{l} $reg", []>, Imp<[ESP],[ESP]>;
|
|
|
|
def MovePCtoStack : I<0, Pseudo, (ops piclabel:$label),
|
|
"call $label", []>;
|
|
|
|
let isTwoAddress = 1 in // GR32 = bswap GR32
|
|
def BSWAP32r : I<0xC8, AddRegFrm,
|
|
(ops GR32:$dst, GR32:$src),
|
|
"bswap{l} $dst",
|
|
[(set GR32:$dst, (bswap GR32:$src))]>, TB;
|
|
|
|
def XCHG8rr : I<0x86, MRMDestReg, // xchg GR8, GR8
|
|
(ops GR8:$src1, GR8:$src2),
|
|
"xchg{b} {$src2|$src1}, {$src1|$src2}", []>;
|
|
def XCHG16rr : I<0x87, MRMDestReg, // xchg GR16, GR16
|
|
(ops GR16:$src1, GR16:$src2),
|
|
"xchg{w} {$src2|$src1}, {$src1|$src2}", []>, OpSize;
|
|
def XCHG32rr : I<0x87, MRMDestReg, // xchg GR32, GR32
|
|
(ops GR32:$src1, GR32:$src2),
|
|
"xchg{l} {$src2|$src1}, {$src1|$src2}", []>;
|
|
|
|
def XCHG8mr : I<0x86, MRMDestMem,
|
|
(ops i8mem:$src1, GR8:$src2),
|
|
"xchg{b} {$src2|$src1}, {$src1|$src2}", []>;
|
|
def XCHG16mr : I<0x87, MRMDestMem,
|
|
(ops i16mem:$src1, GR16:$src2),
|
|
"xchg{w} {$src2|$src1}, {$src1|$src2}", []>, OpSize;
|
|
def XCHG32mr : I<0x87, MRMDestMem,
|
|
(ops i32mem:$src1, GR32:$src2),
|
|
"xchg{l} {$src2|$src1}, {$src1|$src2}", []>;
|
|
def XCHG8rm : I<0x86, MRMSrcMem,
|
|
(ops GR8:$src1, i8mem:$src2),
|
|
"xchg{b} {$src2|$src1}, {$src1|$src2}", []>;
|
|
def XCHG16rm : I<0x87, MRMSrcMem,
|
|
(ops GR16:$src1, i16mem:$src2),
|
|
"xchg{w} {$src2|$src1}, {$src1|$src2}", []>, OpSize;
|
|
def XCHG32rm : I<0x87, MRMSrcMem,
|
|
(ops GR32:$src1, i32mem:$src2),
|
|
"xchg{l} {$src2|$src1}, {$src1|$src2}", []>;
|
|
|
|
def LEA16r : I<0x8D, MRMSrcMem,
|
|
(ops GR16:$dst, i32mem:$src),
|
|
"lea{w} {$src|$dst}, {$dst|$src}", []>, OpSize;
|
|
def LEA32r : I<0x8D, MRMSrcMem,
|
|
(ops GR32:$dst, lea32mem:$src),
|
|
"lea{l} {$src|$dst}, {$dst|$src}",
|
|
[(set GR32:$dst, lea32addr:$src)]>, Requires<[In32BitMode]>;
|
|
|
|
def REP_MOVSB : I<0xA4, RawFrm, (ops), "{rep;movsb|rep movsb}",
|
|
[(X86rep_movs i8)]>,
|
|
Imp<[ECX,EDI,ESI], [ECX,EDI,ESI]>, REP;
|
|
def REP_MOVSW : I<0xA5, RawFrm, (ops), "{rep;movsw|rep movsw}",
|
|
[(X86rep_movs i16)]>,
|
|
Imp<[ECX,EDI,ESI], [ECX,EDI,ESI]>, REP, OpSize;
|
|
def REP_MOVSD : I<0xA5, RawFrm, (ops), "{rep;movsl|rep movsd}",
|
|
[(X86rep_movs i32)]>,
|
|
Imp<[ECX,EDI,ESI], [ECX,EDI,ESI]>, REP;
|
|
|
|
def REP_STOSB : I<0xAA, RawFrm, (ops), "{rep;stosb|rep stosb}",
|
|
[(X86rep_stos i8)]>,
|
|
Imp<[AL,ECX,EDI], [ECX,EDI]>, REP;
|
|
def REP_STOSW : I<0xAB, RawFrm, (ops), "{rep;stosw|rep stosw}",
|
|
[(X86rep_stos i16)]>,
|
|
Imp<[AX,ECX,EDI], [ECX,EDI]>, REP, OpSize;
|
|
def REP_STOSD : I<0xAB, RawFrm, (ops), "{rep;stosl|rep stosd}",
|
|
[(X86rep_stos i32)]>,
|
|
Imp<[EAX,ECX,EDI], [ECX,EDI]>, REP;
|
|
|
|
def RDTSC : I<0x31, RawFrm, (ops), "rdtsc", [(X86rdtsc)]>,
|
|
TB, Imp<[],[RAX,RDX]>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Input/Output Instructions...
|
|
//
|
|
def IN8rr : I<0xEC, RawFrm, (ops),
|
|
"in{b} {%dx, %al|%AL, %DX}",
|
|
[]>, Imp<[DX], [AL]>;
|
|
def IN16rr : I<0xED, RawFrm, (ops),
|
|
"in{w} {%dx, %ax|%AX, %DX}",
|
|
[]>, Imp<[DX], [AX]>, OpSize;
|
|
def IN32rr : I<0xED, RawFrm, (ops),
|
|
"in{l} {%dx, %eax|%EAX, %DX}",
|
|
[]>, Imp<[DX],[EAX]>;
|
|
|
|
def IN8ri : Ii8<0xE4, RawFrm, (ops i16i8imm:$port),
|
|
"in{b} {$port, %al|%AL, $port}",
|
|
[]>,
|
|
Imp<[], [AL]>;
|
|
def IN16ri : Ii8<0xE5, RawFrm, (ops i16i8imm:$port),
|
|
"in{w} {$port, %ax|%AX, $port}",
|
|
[]>,
|
|
Imp<[], [AX]>, OpSize;
|
|
def IN32ri : Ii8<0xE5, RawFrm, (ops i16i8imm:$port),
|
|
"in{l} {$port, %eax|%EAX, $port}",
|
|
[]>,
|
|
Imp<[],[EAX]>;
|
|
|
|
def OUT8rr : I<0xEE, RawFrm, (ops),
|
|
"out{b} {%al, %dx|%DX, %AL}",
|
|
[]>, Imp<[DX, AL], []>;
|
|
def OUT16rr : I<0xEF, RawFrm, (ops),
|
|
"out{w} {%ax, %dx|%DX, %AX}",
|
|
[]>, Imp<[DX, AX], []>, OpSize;
|
|
def OUT32rr : I<0xEF, RawFrm, (ops),
|
|
"out{l} {%eax, %dx|%DX, %EAX}",
|
|
[]>, Imp<[DX, EAX], []>;
|
|
|
|
def OUT8ir : Ii8<0xE6, RawFrm, (ops i16i8imm:$port),
|
|
"out{b} {%al, $port|$port, %AL}",
|
|
[]>,
|
|
Imp<[AL], []>;
|
|
def OUT16ir : Ii8<0xE7, RawFrm, (ops i16i8imm:$port),
|
|
"out{w} {%ax, $port|$port, %AX}",
|
|
[]>,
|
|
Imp<[AX], []>, OpSize;
|
|
def OUT32ir : Ii8<0xE7, RawFrm, (ops i16i8imm:$port),
|
|
"out{l} {%eax, $port|$port, %EAX}",
|
|
[]>,
|
|
Imp<[EAX], []>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Move Instructions...
|
|
//
|
|
def MOV8rr : I<0x88, MRMDestReg, (ops GR8 :$dst, GR8 :$src),
|
|
"mov{b} {$src, $dst|$dst, $src}", []>;
|
|
def MOV16rr : I<0x89, MRMDestReg, (ops GR16:$dst, GR16:$src),
|
|
"mov{w} {$src, $dst|$dst, $src}", []>, OpSize;
|
|
def MOV32rr : I<0x89, MRMDestReg, (ops GR32:$dst, GR32:$src),
|
|
"mov{l} {$src, $dst|$dst, $src}", []>;
|
|
def MOV8ri : Ii8 <0xB0, AddRegFrm, (ops GR8 :$dst, i8imm :$src),
|
|
"mov{b} {$src, $dst|$dst, $src}",
|
|
[(set GR8:$dst, imm:$src)]>;
|
|
def MOV16ri : Ii16<0xB8, AddRegFrm, (ops GR16:$dst, i16imm:$src),
|
|
"mov{w} {$src, $dst|$dst, $src}",
|
|
[(set GR16:$dst, imm:$src)]>, OpSize;
|
|
def MOV32ri : Ii32<0xB8, AddRegFrm, (ops GR32:$dst, i32imm:$src),
|
|
"mov{l} {$src, $dst|$dst, $src}",
|
|
[(set GR32:$dst, imm:$src)]>;
|
|
def MOV8mi : Ii8 <0xC6, MRM0m, (ops i8mem :$dst, i8imm :$src),
|
|
"mov{b} {$src, $dst|$dst, $src}",
|
|
[(store (i8 imm:$src), addr:$dst)]>;
|
|
def MOV16mi : Ii16<0xC7, MRM0m, (ops i16mem:$dst, i16imm:$src),
|
|
"mov{w} {$src, $dst|$dst, $src}",
|
|
[(store (i16 imm:$src), addr:$dst)]>, OpSize;
|
|
def MOV32mi : Ii32<0xC7, MRM0m, (ops i32mem:$dst, i32imm:$src),
|
|
"mov{l} {$src, $dst|$dst, $src}",
|
|
[(store (i32 imm:$src), addr:$dst)]>;
|
|
|
|
def MOV8rm : I<0x8A, MRMSrcMem, (ops GR8 :$dst, i8mem :$src),
|
|
"mov{b} {$src, $dst|$dst, $src}",
|
|
[(set GR8:$dst, (load addr:$src))]>;
|
|
def MOV16rm : I<0x8B, MRMSrcMem, (ops GR16:$dst, i16mem:$src),
|
|
"mov{w} {$src, $dst|$dst, $src}",
|
|
[(set GR16:$dst, (load addr:$src))]>, OpSize;
|
|
def MOV32rm : I<0x8B, MRMSrcMem, (ops GR32:$dst, i32mem:$src),
|
|
"mov{l} {$src, $dst|$dst, $src}",
|
|
[(set GR32:$dst, (load addr:$src))]>;
|
|
|
|
def MOV8mr : I<0x88, MRMDestMem, (ops i8mem :$dst, GR8 :$src),
|
|
"mov{b} {$src, $dst|$dst, $src}",
|
|
[(store GR8:$src, addr:$dst)]>;
|
|
def MOV16mr : I<0x89, MRMDestMem, (ops i16mem:$dst, GR16:$src),
|
|
"mov{w} {$src, $dst|$dst, $src}",
|
|
[(store GR16:$src, addr:$dst)]>, OpSize;
|
|
def MOV32mr : I<0x89, MRMDestMem, (ops i32mem:$dst, GR32:$src),
|
|
"mov{l} {$src, $dst|$dst, $src}",
|
|
[(store GR32:$src, addr:$dst)]>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Fixed-Register Multiplication and Division Instructions...
|
|
//
|
|
|
|
// Extra precision multiplication
|
|
def MUL8r : I<0xF6, MRM4r, (ops GR8:$src), "mul{b} $src",
|
|
// FIXME: Used for 8-bit mul, ignore result upper 8 bits.
|
|
// This probably ought to be moved to a def : Pat<> if the
|
|
// syntax can be accepted.
|
|
[(set AL, (mul AL, GR8:$src))]>,
|
|
Imp<[AL],[AX]>; // AL,AH = AL*GR8
|
|
def MUL16r : I<0xF7, MRM4r, (ops GR16:$src), "mul{w} $src", []>,
|
|
Imp<[AX],[AX,DX]>, OpSize; // AX,DX = AX*GR16
|
|
def MUL32r : I<0xF7, MRM4r, (ops GR32:$src), "mul{l} $src", []>,
|
|
Imp<[EAX],[EAX,EDX]>; // EAX,EDX = EAX*GR32
|
|
def MUL8m : I<0xF6, MRM4m, (ops i8mem :$src),
|
|
"mul{b} $src",
|
|
// FIXME: Used for 8-bit mul, ignore result upper 8 bits.
|
|
// This probably ought to be moved to a def : Pat<> if the
|
|
// syntax can be accepted.
|
|
[(set AL, (mul AL, (loadi8 addr:$src)))]>,
|
|
Imp<[AL],[AX]>; // AL,AH = AL*[mem8]
|
|
def MUL16m : I<0xF7, MRM4m, (ops i16mem:$src),
|
|
"mul{w} $src", []>, Imp<[AX],[AX,DX]>,
|
|
OpSize; // AX,DX = AX*[mem16]
|
|
def MUL32m : I<0xF7, MRM4m, (ops i32mem:$src),
|
|
"mul{l} $src", []>, Imp<[EAX],[EAX,EDX]>;// EAX,EDX = EAX*[mem32]
|
|
|
|
def IMUL8r : I<0xF6, MRM5r, (ops GR8:$src), "imul{b} $src", []>,
|
|
Imp<[AL],[AX]>; // AL,AH = AL*GR8
|
|
def IMUL16r : I<0xF7, MRM5r, (ops GR16:$src), "imul{w} $src", []>,
|
|
Imp<[AX],[AX,DX]>, OpSize; // AX,DX = AX*GR16
|
|
def IMUL32r : I<0xF7, MRM5r, (ops GR32:$src), "imul{l} $src", []>,
|
|
Imp<[EAX],[EAX,EDX]>; // EAX,EDX = EAX*GR32
|
|
def IMUL8m : I<0xF6, MRM5m, (ops i8mem :$src),
|
|
"imul{b} $src", []>, Imp<[AL],[AX]>; // AL,AH = AL*[mem8]
|
|
def IMUL16m : I<0xF7, MRM5m, (ops i16mem:$src),
|
|
"imul{w} $src", []>, Imp<[AX],[AX,DX]>,
|
|
OpSize; // AX,DX = AX*[mem16]
|
|
def IMUL32m : I<0xF7, MRM5m, (ops i32mem:$src),
|
|
"imul{l} $src", []>,
|
|
Imp<[EAX],[EAX,EDX]>; // EAX,EDX = EAX*[mem32]
|
|
|
|
// unsigned division/remainder
|
|
def DIV8r : I<0xF6, MRM6r, (ops GR8:$src), // AX/r8 = AL,AH
|
|
"div{b} $src", []>, Imp<[AX],[AX]>;
|
|
def DIV16r : I<0xF7, MRM6r, (ops GR16:$src), // DX:AX/r16 = AX,DX
|
|
"div{w} $src", []>, Imp<[AX,DX],[AX,DX]>, OpSize;
|
|
def DIV32r : I<0xF7, MRM6r, (ops GR32:$src), // EDX:EAX/r32 = EAX,EDX
|
|
"div{l} $src", []>, Imp<[EAX,EDX],[EAX,EDX]>;
|
|
def DIV8m : I<0xF6, MRM6m, (ops i8mem:$src), // AX/[mem8] = AL,AH
|
|
"div{b} $src", []>, Imp<[AX],[AX]>;
|
|
def DIV16m : I<0xF7, MRM6m, (ops i16mem:$src), // DX:AX/[mem16] = AX,DX
|
|
"div{w} $src", []>, Imp<[AX,DX],[AX,DX]>, OpSize;
|
|
def DIV32m : I<0xF7, MRM6m, (ops i32mem:$src), // EDX:EAX/[mem32] = EAX,EDX
|
|
"div{l} $src", []>, Imp<[EAX,EDX],[EAX,EDX]>;
|
|
|
|
// Signed division/remainder.
|
|
def IDIV8r : I<0xF6, MRM7r, (ops GR8:$src), // AX/r8 = AL,AH
|
|
"idiv{b} $src", []>, Imp<[AX],[AX]>;
|
|
def IDIV16r: I<0xF7, MRM7r, (ops GR16:$src), // DX:AX/r16 = AX,DX
|
|
"idiv{w} $src", []>, Imp<[AX,DX],[AX,DX]>, OpSize;
|
|
def IDIV32r: I<0xF7, MRM7r, (ops GR32:$src), // EDX:EAX/r32 = EAX,EDX
|
|
"idiv{l} $src", []>, Imp<[EAX,EDX],[EAX,EDX]>;
|
|
def IDIV8m : I<0xF6, MRM7m, (ops i8mem:$src), // AX/[mem8] = AL,AH
|
|
"idiv{b} $src", []>, Imp<[AX],[AX]>;
|
|
def IDIV16m: I<0xF7, MRM7m, (ops i16mem:$src), // DX:AX/[mem16] = AX,DX
|
|
"idiv{w} $src", []>, Imp<[AX,DX],[AX,DX]>, OpSize;
|
|
def IDIV32m: I<0xF7, MRM7m, (ops i32mem:$src), // EDX:EAX/[mem32] = EAX,EDX
|
|
"idiv{l} $src", []>, Imp<[EAX,EDX],[EAX,EDX]>;
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Two address Instructions...
|
|
//
|
|
let isTwoAddress = 1 in {
|
|
|
|
// Conditional moves
|
|
def CMOVB16rr : I<0x42, MRMSrcReg, // if <u, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmovb {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_B))]>,
|
|
TB, OpSize;
|
|
def CMOVB16rm : I<0x42, MRMSrcMem, // if <u, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmovb {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_B))]>,
|
|
TB, OpSize;
|
|
def CMOVB32rr : I<0x42, MRMSrcReg, // if <u, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmovb {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_B))]>,
|
|
TB;
|
|
def CMOVB32rm : I<0x42, MRMSrcMem, // if <u, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmovb {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_B))]>,
|
|
TB;
|
|
|
|
def CMOVAE16rr: I<0x43, MRMSrcReg, // if >=u, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmovae {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_AE))]>,
|
|
TB, OpSize;
|
|
def CMOVAE16rm: I<0x43, MRMSrcMem, // if >=u, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmovae {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_AE))]>,
|
|
TB, OpSize;
|
|
def CMOVAE32rr: I<0x43, MRMSrcReg, // if >=u, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmovae {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_AE))]>,
|
|
TB;
|
|
def CMOVAE32rm: I<0x43, MRMSrcMem, // if >=u, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmovae {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_AE))]>,
|
|
TB;
|
|
|
|
def CMOVE16rr : I<0x44, MRMSrcReg, // if ==, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmove {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_E))]>,
|
|
TB, OpSize;
|
|
def CMOVE16rm : I<0x44, MRMSrcMem, // if ==, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmove {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_E))]>,
|
|
TB, OpSize;
|
|
def CMOVE32rr : I<0x44, MRMSrcReg, // if ==, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmove {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_E))]>,
|
|
TB;
|
|
def CMOVE32rm : I<0x44, MRMSrcMem, // if ==, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmove {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_E))]>,
|
|
TB;
|
|
|
|
def CMOVNE16rr: I<0x45, MRMSrcReg, // if !=, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmovne {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_NE))]>,
|
|
TB, OpSize;
|
|
def CMOVNE16rm: I<0x45, MRMSrcMem, // if !=, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmovne {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_NE))]>,
|
|
TB, OpSize;
|
|
def CMOVNE32rr: I<0x45, MRMSrcReg, // if !=, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmovne {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_NE))]>,
|
|
TB;
|
|
def CMOVNE32rm: I<0x45, MRMSrcMem, // if !=, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmovne {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_NE))]>,
|
|
TB;
|
|
|
|
def CMOVBE16rr: I<0x46, MRMSrcReg, // if <=u, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmovbe {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_BE))]>,
|
|
TB, OpSize;
|
|
def CMOVBE16rm: I<0x46, MRMSrcMem, // if <=u, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmovbe {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_BE))]>,
|
|
TB, OpSize;
|
|
def CMOVBE32rr: I<0x46, MRMSrcReg, // if <=u, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmovbe {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_BE))]>,
|
|
TB;
|
|
def CMOVBE32rm: I<0x46, MRMSrcMem, // if <=u, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmovbe {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_BE))]>,
|
|
TB;
|
|
|
|
def CMOVA16rr : I<0x47, MRMSrcReg, // if >u, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmova {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_A))]>,
|
|
TB, OpSize;
|
|
def CMOVA16rm : I<0x47, MRMSrcMem, // if >u, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmova {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_A))]>,
|
|
TB, OpSize;
|
|
def CMOVA32rr : I<0x47, MRMSrcReg, // if >u, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmova {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_A))]>,
|
|
TB;
|
|
def CMOVA32rm : I<0x47, MRMSrcMem, // if >u, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmova {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_A))]>,
|
|
TB;
|
|
|
|
def CMOVL16rr : I<0x4C, MRMSrcReg, // if <s, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmovl {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_L))]>,
|
|
TB, OpSize;
|
|
def CMOVL16rm : I<0x4C, MRMSrcMem, // if <s, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmovl {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_L))]>,
|
|
TB, OpSize;
|
|
def CMOVL32rr : I<0x4C, MRMSrcReg, // if <s, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmovl {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_L))]>,
|
|
TB;
|
|
def CMOVL32rm : I<0x4C, MRMSrcMem, // if <s, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmovl {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_L))]>,
|
|
TB;
|
|
|
|
def CMOVGE16rr: I<0x4D, MRMSrcReg, // if >=s, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmovge {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_GE))]>,
|
|
TB, OpSize;
|
|
def CMOVGE16rm: I<0x4D, MRMSrcMem, // if >=s, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmovge {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_GE))]>,
|
|
TB, OpSize;
|
|
def CMOVGE32rr: I<0x4D, MRMSrcReg, // if >=s, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmovge {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_GE))]>,
|
|
TB;
|
|
def CMOVGE32rm: I<0x4D, MRMSrcMem, // if >=s, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmovge {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_GE))]>,
|
|
TB;
|
|
|
|
def CMOVLE16rr: I<0x4E, MRMSrcReg, // if <=s, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmovle {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_LE))]>,
|
|
TB, OpSize;
|
|
def CMOVLE16rm: I<0x4E, MRMSrcMem, // if <=s, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmovle {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_LE))]>,
|
|
TB, OpSize;
|
|
def CMOVLE32rr: I<0x4E, MRMSrcReg, // if <=s, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmovle {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_LE))]>,
|
|
TB;
|
|
def CMOVLE32rm: I<0x4E, MRMSrcMem, // if <=s, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmovle {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_LE))]>,
|
|
TB;
|
|
|
|
def CMOVG16rr : I<0x4F, MRMSrcReg, // if >s, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmovg {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_G))]>,
|
|
TB, OpSize;
|
|
def CMOVG16rm : I<0x4F, MRMSrcMem, // if >s, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmovg {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_G))]>,
|
|
TB, OpSize;
|
|
def CMOVG32rr : I<0x4F, MRMSrcReg, // if >s, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmovg {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_G))]>,
|
|
TB;
|
|
def CMOVG32rm : I<0x4F, MRMSrcMem, // if >s, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmovg {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_G))]>,
|
|
TB;
|
|
|
|
def CMOVS16rr : I<0x48, MRMSrcReg, // if signed, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmovs {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_S))]>,
|
|
TB, OpSize;
|
|
def CMOVS16rm : I<0x48, MRMSrcMem, // if signed, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmovs {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_S))]>,
|
|
TB, OpSize;
|
|
def CMOVS32rr : I<0x48, MRMSrcReg, // if signed, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmovs {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_S))]>,
|
|
TB;
|
|
def CMOVS32rm : I<0x48, MRMSrcMem, // if signed, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmovs {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_S))]>,
|
|
TB;
|
|
|
|
def CMOVNS16rr: I<0x49, MRMSrcReg, // if !signed, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmovns {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_NS))]>,
|
|
TB, OpSize;
|
|
def CMOVNS16rm: I<0x49, MRMSrcMem, // if !signed, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmovns {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_NS))]>,
|
|
TB, OpSize;
|
|
def CMOVNS32rr: I<0x49, MRMSrcReg, // if !signed, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmovns {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_NS))]>,
|
|
TB;
|
|
def CMOVNS32rm: I<0x49, MRMSrcMem, // if !signed, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmovns {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_NS))]>,
|
|
TB;
|
|
|
|
def CMOVP16rr : I<0x4A, MRMSrcReg, // if parity, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmovp {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_P))]>,
|
|
TB, OpSize;
|
|
def CMOVP16rm : I<0x4A, MRMSrcMem, // if parity, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmovp {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_P))]>,
|
|
TB, OpSize;
|
|
def CMOVP32rr : I<0x4A, MRMSrcReg, // if parity, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmovp {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_P))]>,
|
|
TB;
|
|
def CMOVP32rm : I<0x4A, MRMSrcMem, // if parity, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmovp {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_P))]>,
|
|
TB;
|
|
|
|
def CMOVNP16rr : I<0x4B, MRMSrcReg, // if !parity, GR16 = GR16
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"cmovnp {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, GR16:$src2,
|
|
X86_COND_NP))]>,
|
|
TB, OpSize;
|
|
def CMOVNP16rm : I<0x4B, MRMSrcMem, // if !parity, GR16 = [mem16]
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"cmovnp {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (X86cmov GR16:$src1, (loadi16 addr:$src2),
|
|
X86_COND_NP))]>,
|
|
TB, OpSize;
|
|
def CMOVNP32rr : I<0x4B, MRMSrcReg, // if !parity, GR32 = GR32
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"cmovnp {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, GR32:$src2,
|
|
X86_COND_NP))]>,
|
|
TB;
|
|
def CMOVNP32rm : I<0x4B, MRMSrcMem, // if !parity, GR32 = [mem32]
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"cmovnp {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (X86cmov GR32:$src1, (loadi32 addr:$src2),
|
|
X86_COND_NP))]>,
|
|
TB;
|
|
|
|
|
|
// unary instructions
|
|
let CodeSize = 2 in {
|
|
def NEG8r : I<0xF6, MRM3r, (ops GR8 :$dst, GR8 :$src), "neg{b} $dst",
|
|
[(set GR8:$dst, (ineg GR8:$src))]>;
|
|
def NEG16r : I<0xF7, MRM3r, (ops GR16:$dst, GR16:$src), "neg{w} $dst",
|
|
[(set GR16:$dst, (ineg GR16:$src))]>, OpSize;
|
|
def NEG32r : I<0xF7, MRM3r, (ops GR32:$dst, GR32:$src), "neg{l} $dst",
|
|
[(set GR32:$dst, (ineg GR32:$src))]>;
|
|
let isTwoAddress = 0 in {
|
|
def NEG8m : I<0xF6, MRM3m, (ops i8mem :$dst), "neg{b} $dst",
|
|
[(store (ineg (loadi8 addr:$dst)), addr:$dst)]>;
|
|
def NEG16m : I<0xF7, MRM3m, (ops i16mem:$dst), "neg{w} $dst",
|
|
[(store (ineg (loadi16 addr:$dst)), addr:$dst)]>, OpSize;
|
|
def NEG32m : I<0xF7, MRM3m, (ops i32mem:$dst), "neg{l} $dst",
|
|
[(store (ineg (loadi32 addr:$dst)), addr:$dst)]>;
|
|
|
|
}
|
|
|
|
def NOT8r : I<0xF6, MRM2r, (ops GR8 :$dst, GR8 :$src), "not{b} $dst",
|
|
[(set GR8:$dst, (not GR8:$src))]>;
|
|
def NOT16r : I<0xF7, MRM2r, (ops GR16:$dst, GR16:$src), "not{w} $dst",
|
|
[(set GR16:$dst, (not GR16:$src))]>, OpSize;
|
|
def NOT32r : I<0xF7, MRM2r, (ops GR32:$dst, GR32:$src), "not{l} $dst",
|
|
[(set GR32:$dst, (not GR32:$src))]>;
|
|
let isTwoAddress = 0 in {
|
|
def NOT8m : I<0xF6, MRM2m, (ops i8mem :$dst), "not{b} $dst",
|
|
[(store (not (loadi8 addr:$dst)), addr:$dst)]>;
|
|
def NOT16m : I<0xF7, MRM2m, (ops i16mem:$dst), "not{w} $dst",
|
|
[(store (not (loadi16 addr:$dst)), addr:$dst)]>, OpSize;
|
|
def NOT32m : I<0xF7, MRM2m, (ops i32mem:$dst), "not{l} $dst",
|
|
[(store (not (loadi32 addr:$dst)), addr:$dst)]>;
|
|
}
|
|
} // CodeSize
|
|
|
|
// TODO: inc/dec is slow for P4, but fast for Pentium-M.
|
|
let CodeSize = 2 in
|
|
def INC8r : I<0xFE, MRM0r, (ops GR8 :$dst, GR8 :$src), "inc{b} $dst",
|
|
[(set GR8:$dst, (add GR8:$src, 1))]>;
|
|
let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA.
|
|
def INC16r : I<0x40, AddRegFrm, (ops GR16:$dst, GR16:$src), "inc{w} $dst",
|
|
[(set GR16:$dst, (add GR16:$src, 1))]>,
|
|
OpSize, Requires<[In32BitMode]>;
|
|
def INC32r : I<0x40, AddRegFrm, (ops GR32:$dst, GR32:$src), "inc{l} $dst",
|
|
[(set GR32:$dst, (add GR32:$src, 1))]>, Requires<[In32BitMode]>;
|
|
}
|
|
let isTwoAddress = 0, CodeSize = 2 in {
|
|
def INC8m : I<0xFE, MRM0m, (ops i8mem :$dst), "inc{b} $dst",
|
|
[(store (add (loadi8 addr:$dst), 1), addr:$dst)]>;
|
|
def INC16m : I<0xFF, MRM0m, (ops i16mem:$dst), "inc{w} $dst",
|
|
[(store (add (loadi16 addr:$dst), 1), addr:$dst)]>, OpSize;
|
|
def INC32m : I<0xFF, MRM0m, (ops i32mem:$dst), "inc{l} $dst",
|
|
[(store (add (loadi32 addr:$dst), 1), addr:$dst)]>;
|
|
}
|
|
|
|
let CodeSize = 2 in
|
|
def DEC8r : I<0xFE, MRM1r, (ops GR8 :$dst, GR8 :$src), "dec{b} $dst",
|
|
[(set GR8:$dst, (add GR8:$src, -1))]>;
|
|
let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA.
|
|
def DEC16r : I<0x48, AddRegFrm, (ops GR16:$dst, GR16:$src), "dec{w} $dst",
|
|
[(set GR16:$dst, (add GR16:$src, -1))]>,
|
|
OpSize, Requires<[In32BitMode]>;
|
|
def DEC32r : I<0x48, AddRegFrm, (ops GR32:$dst, GR32:$src), "dec{l} $dst",
|
|
[(set GR32:$dst, (add GR32:$src, -1))]>, Requires<[In32BitMode]>;
|
|
}
|
|
|
|
let isTwoAddress = 0, CodeSize = 2 in {
|
|
def DEC8m : I<0xFE, MRM1m, (ops i8mem :$dst), "dec{b} $dst",
|
|
[(store (add (loadi8 addr:$dst), -1), addr:$dst)]>;
|
|
def DEC16m : I<0xFF, MRM1m, (ops i16mem:$dst), "dec{w} $dst",
|
|
[(store (add (loadi16 addr:$dst), -1), addr:$dst)]>, OpSize;
|
|
def DEC32m : I<0xFF, MRM1m, (ops i32mem:$dst), "dec{l} $dst",
|
|
[(store (add (loadi32 addr:$dst), -1), addr:$dst)]>;
|
|
}
|
|
|
|
// Logical operators...
|
|
let isCommutable = 1 in { // X = AND Y, Z --> X = AND Z, Y
|
|
def AND8rr : I<0x20, MRMDestReg,
|
|
(ops GR8 :$dst, GR8 :$src1, GR8 :$src2),
|
|
"and{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (and GR8:$src1, GR8:$src2))]>;
|
|
def AND16rr : I<0x21, MRMDestReg,
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"and{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (and GR16:$src1, GR16:$src2))]>, OpSize;
|
|
def AND32rr : I<0x21, MRMDestReg,
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"and{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (and GR32:$src1, GR32:$src2))]>;
|
|
}
|
|
|
|
def AND8rm : I<0x22, MRMSrcMem,
|
|
(ops GR8 :$dst, GR8 :$src1, i8mem :$src2),
|
|
"and{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (and GR8:$src1, (load addr:$src2)))]>;
|
|
def AND16rm : I<0x23, MRMSrcMem,
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"and{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (and GR16:$src1, (load addr:$src2)))]>, OpSize;
|
|
def AND32rm : I<0x23, MRMSrcMem,
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"and{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (and GR32:$src1, (load addr:$src2)))]>;
|
|
|
|
def AND8ri : Ii8<0x80, MRM4r,
|
|
(ops GR8 :$dst, GR8 :$src1, i8imm :$src2),
|
|
"and{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (and GR8:$src1, imm:$src2))]>;
|
|
def AND16ri : Ii16<0x81, MRM4r,
|
|
(ops GR16:$dst, GR16:$src1, i16imm:$src2),
|
|
"and{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (and GR16:$src1, imm:$src2))]>, OpSize;
|
|
def AND32ri : Ii32<0x81, MRM4r,
|
|
(ops GR32:$dst, GR32:$src1, i32imm:$src2),
|
|
"and{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (and GR32:$src1, imm:$src2))]>;
|
|
def AND16ri8 : Ii8<0x83, MRM4r,
|
|
(ops GR16:$dst, GR16:$src1, i16i8imm:$src2),
|
|
"and{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (and GR16:$src1, i16immSExt8:$src2))]>,
|
|
OpSize;
|
|
def AND32ri8 : Ii8<0x83, MRM4r,
|
|
(ops GR32:$dst, GR32:$src1, i32i8imm:$src2),
|
|
"and{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (and GR32:$src1, i32immSExt8:$src2))]>;
|
|
|
|
let isTwoAddress = 0 in {
|
|
def AND8mr : I<0x20, MRMDestMem,
|
|
(ops i8mem :$dst, GR8 :$src),
|
|
"and{b} {$src, $dst|$dst, $src}",
|
|
[(store (and (load addr:$dst), GR8:$src), addr:$dst)]>;
|
|
def AND16mr : I<0x21, MRMDestMem,
|
|
(ops i16mem:$dst, GR16:$src),
|
|
"and{w} {$src, $dst|$dst, $src}",
|
|
[(store (and (load addr:$dst), GR16:$src), addr:$dst)]>,
|
|
OpSize;
|
|
def AND32mr : I<0x21, MRMDestMem,
|
|
(ops i32mem:$dst, GR32:$src),
|
|
"and{l} {$src, $dst|$dst, $src}",
|
|
[(store (and (load addr:$dst), GR32:$src), addr:$dst)]>;
|
|
def AND8mi : Ii8<0x80, MRM4m,
|
|
(ops i8mem :$dst, i8imm :$src),
|
|
"and{b} {$src, $dst|$dst, $src}",
|
|
[(store (and (loadi8 addr:$dst), imm:$src), addr:$dst)]>;
|
|
def AND16mi : Ii16<0x81, MRM4m,
|
|
(ops i16mem:$dst, i16imm:$src),
|
|
"and{w} {$src, $dst|$dst, $src}",
|
|
[(store (and (loadi16 addr:$dst), imm:$src), addr:$dst)]>,
|
|
OpSize;
|
|
def AND32mi : Ii32<0x81, MRM4m,
|
|
(ops i32mem:$dst, i32imm:$src),
|
|
"and{l} {$src, $dst|$dst, $src}",
|
|
[(store (and (loadi32 addr:$dst), imm:$src), addr:$dst)]>;
|
|
def AND16mi8 : Ii8<0x83, MRM4m,
|
|
(ops i16mem:$dst, i16i8imm :$src),
|
|
"and{w} {$src, $dst|$dst, $src}",
|
|
[(store (and (load addr:$dst), i16immSExt8:$src), addr:$dst)]>,
|
|
OpSize;
|
|
def AND32mi8 : Ii8<0x83, MRM4m,
|
|
(ops i32mem:$dst, i32i8imm :$src),
|
|
"and{l} {$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, (ops GR8 :$dst, GR8 :$src1, GR8 :$src2),
|
|
"or{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (or GR8:$src1, GR8:$src2))]>;
|
|
def OR16rr : I<0x09, MRMDestReg, (ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"or{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (or GR16:$src1, GR16:$src2))]>, OpSize;
|
|
def OR32rr : I<0x09, MRMDestReg, (ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"or{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (or GR32:$src1, GR32:$src2))]>;
|
|
}
|
|
def OR8rm : I<0x0A, MRMSrcMem , (ops GR8 :$dst, GR8 :$src1, i8mem :$src2),
|
|
"or{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (or GR8:$src1, (load addr:$src2)))]>;
|
|
def OR16rm : I<0x0B, MRMSrcMem , (ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"or{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (or GR16:$src1, (load addr:$src2)))]>, OpSize;
|
|
def OR32rm : I<0x0B, MRMSrcMem , (ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"or{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (or GR32:$src1, (load addr:$src2)))]>;
|
|
|
|
def OR8ri : Ii8 <0x80, MRM1r, (ops GR8 :$dst, GR8 :$src1, i8imm:$src2),
|
|
"or{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (or GR8:$src1, imm:$src2))]>;
|
|
def OR16ri : Ii16<0x81, MRM1r, (ops GR16:$dst, GR16:$src1, i16imm:$src2),
|
|
"or{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (or GR16:$src1, imm:$src2))]>, OpSize;
|
|
def OR32ri : Ii32<0x81, MRM1r, (ops GR32:$dst, GR32:$src1, i32imm:$src2),
|
|
"or{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (or GR32:$src1, imm:$src2))]>;
|
|
|
|
def OR16ri8 : Ii8<0x83, MRM1r, (ops GR16:$dst, GR16:$src1, i16i8imm:$src2),
|
|
"or{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (or GR16:$src1, i16immSExt8:$src2))]>, OpSize;
|
|
def OR32ri8 : Ii8<0x83, MRM1r, (ops GR32:$dst, GR32:$src1, i32i8imm:$src2),
|
|
"or{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (or GR32:$src1, i32immSExt8:$src2))]>;
|
|
let isTwoAddress = 0 in {
|
|
def OR8mr : I<0x08, MRMDestMem, (ops i8mem:$dst, GR8:$src),
|
|
"or{b} {$src, $dst|$dst, $src}",
|
|
[(store (or (load addr:$dst), GR8:$src), addr:$dst)]>;
|
|
def OR16mr : I<0x09, MRMDestMem, (ops i16mem:$dst, GR16:$src),
|
|
"or{w} {$src, $dst|$dst, $src}",
|
|
[(store (or (load addr:$dst), GR16:$src), addr:$dst)]>, OpSize;
|
|
def OR32mr : I<0x09, MRMDestMem, (ops i32mem:$dst, GR32:$src),
|
|
"or{l} {$src, $dst|$dst, $src}",
|
|
[(store (or (load addr:$dst), GR32:$src), addr:$dst)]>;
|
|
def OR8mi : Ii8<0x80, MRM1m, (ops i8mem :$dst, i8imm:$src),
|
|
"or{b} {$src, $dst|$dst, $src}",
|
|
[(store (or (loadi8 addr:$dst), imm:$src), addr:$dst)]>;
|
|
def OR16mi : Ii16<0x81, MRM1m, (ops i16mem:$dst, i16imm:$src),
|
|
"or{w} {$src, $dst|$dst, $src}",
|
|
[(store (or (loadi16 addr:$dst), imm:$src), addr:$dst)]>,
|
|
OpSize;
|
|
def OR32mi : Ii32<0x81, MRM1m, (ops i32mem:$dst, i32imm:$src),
|
|
"or{l} {$src, $dst|$dst, $src}",
|
|
[(store (or (loadi32 addr:$dst), imm:$src), addr:$dst)]>;
|
|
def OR16mi8 : Ii8<0x83, MRM1m, (ops i16mem:$dst, i16i8imm:$src),
|
|
"or{w} {$src, $dst|$dst, $src}",
|
|
[(store (or (load addr:$dst), i16immSExt8:$src), addr:$dst)]>,
|
|
OpSize;
|
|
def OR32mi8 : Ii8<0x83, MRM1m, (ops i32mem:$dst, i32i8imm:$src),
|
|
"or{l} {$src, $dst|$dst, $src}",
|
|
[(store (or (load addr:$dst), i32immSExt8:$src), addr:$dst)]>;
|
|
}
|
|
|
|
|
|
let isCommutable = 1 in { // X = XOR Y, Z --> X = XOR Z, Y
|
|
def XOR8rr : I<0x30, MRMDestReg,
|
|
(ops GR8 :$dst, GR8 :$src1, GR8 :$src2),
|
|
"xor{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (xor GR8:$src1, GR8:$src2))]>;
|
|
def XOR16rr : I<0x31, MRMDestReg,
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"xor{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (xor GR16:$src1, GR16:$src2))]>, OpSize;
|
|
def XOR32rr : I<0x31, MRMDestReg,
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"xor{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (xor GR32:$src1, GR32:$src2))]>;
|
|
}
|
|
|
|
def XOR8rm : I<0x32, MRMSrcMem ,
|
|
(ops GR8 :$dst, GR8:$src1, i8mem :$src2),
|
|
"xor{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (xor GR8:$src1, (load addr:$src2)))]>;
|
|
def XOR16rm : I<0x33, MRMSrcMem ,
|
|
(ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"xor{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (xor GR16:$src1, (load addr:$src2)))]>, OpSize;
|
|
def XOR32rm : I<0x33, MRMSrcMem ,
|
|
(ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"xor{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (xor GR32:$src1, (load addr:$src2)))]>;
|
|
|
|
def XOR8ri : Ii8<0x80, MRM6r,
|
|
(ops GR8:$dst, GR8:$src1, i8imm:$src2),
|
|
"xor{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (xor GR8:$src1, imm:$src2))]>;
|
|
def XOR16ri : Ii16<0x81, MRM6r,
|
|
(ops GR16:$dst, GR16:$src1, i16imm:$src2),
|
|
"xor{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (xor GR16:$src1, imm:$src2))]>, OpSize;
|
|
def XOR32ri : Ii32<0x81, MRM6r,
|
|
(ops GR32:$dst, GR32:$src1, i32imm:$src2),
|
|
"xor{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (xor GR32:$src1, imm:$src2))]>;
|
|
def XOR16ri8 : Ii8<0x83, MRM6r,
|
|
(ops GR16:$dst, GR16:$src1, i16i8imm:$src2),
|
|
"xor{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (xor GR16:$src1, i16immSExt8:$src2))]>,
|
|
OpSize;
|
|
def XOR32ri8 : Ii8<0x83, MRM6r,
|
|
(ops GR32:$dst, GR32:$src1, i32i8imm:$src2),
|
|
"xor{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (xor GR32:$src1, i32immSExt8:$src2))]>;
|
|
let isTwoAddress = 0 in {
|
|
def XOR8mr : I<0x30, MRMDestMem,
|
|
(ops i8mem :$dst, GR8 :$src),
|
|
"xor{b} {$src, $dst|$dst, $src}",
|
|
[(store (xor (load addr:$dst), GR8:$src), addr:$dst)]>;
|
|
def XOR16mr : I<0x31, MRMDestMem,
|
|
(ops i16mem:$dst, GR16:$src),
|
|
"xor{w} {$src, $dst|$dst, $src}",
|
|
[(store (xor (load addr:$dst), GR16:$src), addr:$dst)]>,
|
|
OpSize;
|
|
def XOR32mr : I<0x31, MRMDestMem,
|
|
(ops i32mem:$dst, GR32:$src),
|
|
"xor{l} {$src, $dst|$dst, $src}",
|
|
[(store (xor (load addr:$dst), GR32:$src), addr:$dst)]>;
|
|
def XOR8mi : Ii8<0x80, MRM6m,
|
|
(ops i8mem :$dst, i8imm :$src),
|
|
"xor{b} {$src, $dst|$dst, $src}",
|
|
[(store (xor (loadi8 addr:$dst), imm:$src), addr:$dst)]>;
|
|
def XOR16mi : Ii16<0x81, MRM6m,
|
|
(ops i16mem:$dst, i16imm:$src),
|
|
"xor{w} {$src, $dst|$dst, $src}",
|
|
[(store (xor (loadi16 addr:$dst), imm:$src), addr:$dst)]>,
|
|
OpSize;
|
|
def XOR32mi : Ii32<0x81, MRM6m,
|
|
(ops i32mem:$dst, i32imm:$src),
|
|
"xor{l} {$src, $dst|$dst, $src}",
|
|
[(store (xor (loadi32 addr:$dst), imm:$src), addr:$dst)]>;
|
|
def XOR16mi8 : Ii8<0x83, MRM6m,
|
|
(ops i16mem:$dst, i16i8imm :$src),
|
|
"xor{w} {$src, $dst|$dst, $src}",
|
|
[(store (xor (load addr:$dst), i16immSExt8:$src), addr:$dst)]>,
|
|
OpSize;
|
|
def XOR32mi8 : Ii8<0x83, MRM6m,
|
|
(ops i32mem:$dst, i32i8imm :$src),
|
|
"xor{l} {$src, $dst|$dst, $src}",
|
|
[(store (xor (load addr:$dst), i32immSExt8:$src), addr:$dst)]>;
|
|
}
|
|
|
|
// Shift instructions
|
|
def SHL8rCL : I<0xD2, MRM4r, (ops GR8 :$dst, GR8 :$src),
|
|
"shl{b} {%cl, $dst|$dst, %CL}",
|
|
[(set GR8:$dst, (shl GR8:$src, CL))]>, Imp<[CL],[]>;
|
|
def SHL16rCL : I<0xD3, MRM4r, (ops GR16:$dst, GR16:$src),
|
|
"shl{w} {%cl, $dst|$dst, %CL}",
|
|
[(set GR16:$dst, (shl GR16:$src, CL))]>, Imp<[CL],[]>, OpSize;
|
|
def SHL32rCL : I<0xD3, MRM4r, (ops GR32:$dst, GR32:$src),
|
|
"shl{l} {%cl, $dst|$dst, %CL}",
|
|
[(set GR32:$dst, (shl GR32:$src, CL))]>, Imp<[CL],[]>;
|
|
|
|
def SHL8ri : Ii8<0xC0, MRM4r, (ops GR8 :$dst, GR8 :$src1, i8imm:$src2),
|
|
"shl{b} {$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, (ops GR16:$dst, GR16:$src1, i8imm:$src2),
|
|
"shl{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (shl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
|
|
def SHL32ri : Ii8<0xC1, MRM4r, (ops GR32:$dst, GR32:$src1, i8imm:$src2),
|
|
"shl{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (shl GR32:$src1, (i8 imm:$src2)))]>;
|
|
}
|
|
|
|
// Shift left by one. Not used because (add x, x) is slightly cheaper.
|
|
def SHL8r1 : I<0xD0, MRM4r, (ops GR8 :$dst, GR8 :$src1),
|
|
"shl{b} $dst", []>;
|
|
def SHL16r1 : I<0xD1, MRM4r, (ops GR16:$dst, GR16:$src1),
|
|
"shl{w} $dst", []>, OpSize;
|
|
def SHL32r1 : I<0xD1, MRM4r, (ops GR32:$dst, GR32:$src1),
|
|
"shl{l} $dst", []>;
|
|
|
|
let isTwoAddress = 0 in {
|
|
def SHL8mCL : I<0xD2, MRM4m, (ops i8mem :$dst),
|
|
"shl{b} {%cl, $dst|$dst, %CL}",
|
|
[(store (shl (loadi8 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>;
|
|
def SHL16mCL : I<0xD3, MRM4m, (ops i16mem:$dst),
|
|
"shl{w} {%cl, $dst|$dst, %CL}",
|
|
[(store (shl (loadi16 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>, OpSize;
|
|
def SHL32mCL : I<0xD3, MRM4m, (ops i32mem:$dst),
|
|
"shl{l} {%cl, $dst|$dst, %CL}",
|
|
[(store (shl (loadi32 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>;
|
|
def SHL8mi : Ii8<0xC0, MRM4m, (ops i8mem :$dst, i8imm:$src),
|
|
"shl{b} {$src, $dst|$dst, $src}",
|
|
[(store (shl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
def SHL16mi : Ii8<0xC1, MRM4m, (ops i16mem:$dst, i8imm:$src),
|
|
"shl{w} {$src, $dst|$dst, $src}",
|
|
[(store (shl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
|
|
OpSize;
|
|
def SHL32mi : Ii8<0xC1, MRM4m, (ops i32mem:$dst, i8imm:$src),
|
|
"shl{l} {$src, $dst|$dst, $src}",
|
|
[(store (shl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
|
|
// Shift by 1
|
|
def SHL8m1 : I<0xD0, MRM4m, (ops i8mem :$dst),
|
|
"shl{b} $dst",
|
|
[(store (shl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
def SHL16m1 : I<0xD1, MRM4m, (ops i16mem:$dst),
|
|
"shl{w} $dst",
|
|
[(store (shl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
|
|
OpSize;
|
|
def SHL32m1 : I<0xD1, MRM4m, (ops i32mem:$dst),
|
|
"shl{l} $dst",
|
|
[(store (shl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
}
|
|
|
|
def SHR8rCL : I<0xD2, MRM5r, (ops GR8 :$dst, GR8 :$src),
|
|
"shr{b} {%cl, $dst|$dst, %CL}",
|
|
[(set GR8:$dst, (srl GR8:$src, CL))]>, Imp<[CL],[]>;
|
|
def SHR16rCL : I<0xD3, MRM5r, (ops GR16:$dst, GR16:$src),
|
|
"shr{w} {%cl, $dst|$dst, %CL}",
|
|
[(set GR16:$dst, (srl GR16:$src, CL))]>, Imp<[CL],[]>, OpSize;
|
|
def SHR32rCL : I<0xD3, MRM5r, (ops GR32:$dst, GR32:$src),
|
|
"shr{l} {%cl, $dst|$dst, %CL}",
|
|
[(set GR32:$dst, (srl GR32:$src, CL))]>, Imp<[CL],[]>;
|
|
|
|
def SHR8ri : Ii8<0xC0, MRM5r, (ops GR8:$dst, GR8:$src1, i8imm:$src2),
|
|
"shr{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (srl GR8:$src1, (i8 imm:$src2)))]>;
|
|
def SHR16ri : Ii8<0xC1, MRM5r, (ops GR16:$dst, GR16:$src1, i8imm:$src2),
|
|
"shr{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (srl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
|
|
def SHR32ri : Ii8<0xC1, MRM5r, (ops GR32:$dst, GR32:$src1, i8imm:$src2),
|
|
"shr{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (srl GR32:$src1, (i8 imm:$src2)))]>;
|
|
|
|
// Shift by 1
|
|
def SHR8r1 : I<0xD0, MRM5r, (ops GR8:$dst, GR8:$src1),
|
|
"shr{b} $dst",
|
|
[(set GR8:$dst, (srl GR8:$src1, (i8 1)))]>;
|
|
def SHR16r1 : I<0xD1, MRM5r, (ops GR16:$dst, GR16:$src1),
|
|
"shr{w} $dst",
|
|
[(set GR16:$dst, (srl GR16:$src1, (i8 1)))]>, OpSize;
|
|
def SHR32r1 : I<0xD1, MRM5r, (ops GR32:$dst, GR32:$src1),
|
|
"shr{l} $dst",
|
|
[(set GR32:$dst, (srl GR32:$src1, (i8 1)))]>;
|
|
|
|
let isTwoAddress = 0 in {
|
|
def SHR8mCL : I<0xD2, MRM5m, (ops i8mem :$dst),
|
|
"shr{b} {%cl, $dst|$dst, %CL}",
|
|
[(store (srl (loadi8 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>;
|
|
def SHR16mCL : I<0xD3, MRM5m, (ops i16mem:$dst),
|
|
"shr{w} {%cl, $dst|$dst, %CL}",
|
|
[(store (srl (loadi16 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>, OpSize;
|
|
def SHR32mCL : I<0xD3, MRM5m, (ops i32mem:$dst),
|
|
"shr{l} {%cl, $dst|$dst, %CL}",
|
|
[(store (srl (loadi32 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>;
|
|
def SHR8mi : Ii8<0xC0, MRM5m, (ops i8mem :$dst, i8imm:$src),
|
|
"shr{b} {$src, $dst|$dst, $src}",
|
|
[(store (srl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
def SHR16mi : Ii8<0xC1, MRM5m, (ops i16mem:$dst, i8imm:$src),
|
|
"shr{w} {$src, $dst|$dst, $src}",
|
|
[(store (srl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
|
|
OpSize;
|
|
def SHR32mi : Ii8<0xC1, MRM5m, (ops i32mem:$dst, i8imm:$src),
|
|
"shr{l} {$src, $dst|$dst, $src}",
|
|
[(store (srl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
|
|
// Shift by 1
|
|
def SHR8m1 : I<0xD0, MRM5m, (ops i8mem :$dst),
|
|
"shr{b} $dst",
|
|
[(store (srl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
def SHR16m1 : I<0xD1, MRM5m, (ops i16mem:$dst),
|
|
"shr{w} $dst",
|
|
[(store (srl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,OpSize;
|
|
def SHR32m1 : I<0xD1, MRM5m, (ops i32mem:$dst),
|
|
"shr{l} $dst",
|
|
[(store (srl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
}
|
|
|
|
def SAR8rCL : I<0xD2, MRM7r, (ops GR8 :$dst, GR8 :$src),
|
|
"sar{b} {%cl, $dst|$dst, %CL}",
|
|
[(set GR8:$dst, (sra GR8:$src, CL))]>, Imp<[CL],[]>;
|
|
def SAR16rCL : I<0xD3, MRM7r, (ops GR16:$dst, GR16:$src),
|
|
"sar{w} {%cl, $dst|$dst, %CL}",
|
|
[(set GR16:$dst, (sra GR16:$src, CL))]>, Imp<[CL],[]>, OpSize;
|
|
def SAR32rCL : I<0xD3, MRM7r, (ops GR32:$dst, GR32:$src),
|
|
"sar{l} {%cl, $dst|$dst, %CL}",
|
|
[(set GR32:$dst, (sra GR32:$src, CL))]>, Imp<[CL],[]>;
|
|
|
|
def SAR8ri : Ii8<0xC0, MRM7r, (ops GR8 :$dst, GR8 :$src1, i8imm:$src2),
|
|
"sar{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (sra GR8:$src1, (i8 imm:$src2)))]>;
|
|
def SAR16ri : Ii8<0xC1, MRM7r, (ops GR16:$dst, GR16:$src1, i8imm:$src2),
|
|
"sar{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (sra GR16:$src1, (i8 imm:$src2)))]>,
|
|
OpSize;
|
|
def SAR32ri : Ii8<0xC1, MRM7r, (ops GR32:$dst, GR32:$src1, i8imm:$src2),
|
|
"sar{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (sra GR32:$src1, (i8 imm:$src2)))]>;
|
|
|
|
// Shift by 1
|
|
def SAR8r1 : I<0xD0, MRM7r, (ops GR8 :$dst, GR8 :$src1),
|
|
"sar{b} $dst",
|
|
[(set GR8:$dst, (sra GR8:$src1, (i8 1)))]>;
|
|
def SAR16r1 : I<0xD1, MRM7r, (ops GR16:$dst, GR16:$src1),
|
|
"sar{w} $dst",
|
|
[(set GR16:$dst, (sra GR16:$src1, (i8 1)))]>, OpSize;
|
|
def SAR32r1 : I<0xD1, MRM7r, (ops GR32:$dst, GR32:$src1),
|
|
"sar{l} $dst",
|
|
[(set GR32:$dst, (sra GR32:$src1, (i8 1)))]>;
|
|
|
|
let isTwoAddress = 0 in {
|
|
def SAR8mCL : I<0xD2, MRM7m, (ops i8mem :$dst),
|
|
"sar{b} {%cl, $dst|$dst, %CL}",
|
|
[(store (sra (loadi8 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>;
|
|
def SAR16mCL : I<0xD3, MRM7m, (ops i16mem:$dst),
|
|
"sar{w} {%cl, $dst|$dst, %CL}",
|
|
[(store (sra (loadi16 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>, OpSize;
|
|
def SAR32mCL : I<0xD3, MRM7m, (ops i32mem:$dst),
|
|
"sar{l} {%cl, $dst|$dst, %CL}",
|
|
[(store (sra (loadi32 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>;
|
|
def SAR8mi : Ii8<0xC0, MRM7m, (ops i8mem :$dst, i8imm:$src),
|
|
"sar{b} {$src, $dst|$dst, $src}",
|
|
[(store (sra (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
def SAR16mi : Ii8<0xC1, MRM7m, (ops i16mem:$dst, i8imm:$src),
|
|
"sar{w} {$src, $dst|$dst, $src}",
|
|
[(store (sra (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
|
|
OpSize;
|
|
def SAR32mi : Ii8<0xC1, MRM7m, (ops i32mem:$dst, i8imm:$src),
|
|
"sar{l} {$src, $dst|$dst, $src}",
|
|
[(store (sra (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
|
|
// Shift by 1
|
|
def SAR8m1 : I<0xD0, MRM7m, (ops i8mem :$dst),
|
|
"sar{b} $dst",
|
|
[(store (sra (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
def SAR16m1 : I<0xD1, MRM7m, (ops i16mem:$dst),
|
|
"sar{w} $dst",
|
|
[(store (sra (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
|
|
OpSize;
|
|
def SAR32m1 : I<0xD1, MRM7m, (ops i32mem:$dst),
|
|
"sar{l} $dst",
|
|
[(store (sra (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
}
|
|
|
|
// Rotate instructions
|
|
// FIXME: provide shorter instructions when imm8 == 1
|
|
def ROL8rCL : I<0xD2, MRM0r, (ops GR8 :$dst, GR8 :$src),
|
|
"rol{b} {%cl, $dst|$dst, %CL}",
|
|
[(set GR8:$dst, (rotl GR8:$src, CL))]>, Imp<[CL],[]>;
|
|
def ROL16rCL : I<0xD3, MRM0r, (ops GR16:$dst, GR16:$src),
|
|
"rol{w} {%cl, $dst|$dst, %CL}",
|
|
[(set GR16:$dst, (rotl GR16:$src, CL))]>, Imp<[CL],[]>, OpSize;
|
|
def ROL32rCL : I<0xD3, MRM0r, (ops GR32:$dst, GR32:$src),
|
|
"rol{l} {%cl, $dst|$dst, %CL}",
|
|
[(set GR32:$dst, (rotl GR32:$src, CL))]>, Imp<[CL],[]>;
|
|
|
|
def ROL8ri : Ii8<0xC0, MRM0r, (ops GR8 :$dst, GR8 :$src1, i8imm:$src2),
|
|
"rol{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (rotl GR8:$src1, (i8 imm:$src2)))]>;
|
|
def ROL16ri : Ii8<0xC1, MRM0r, (ops GR16:$dst, GR16:$src1, i8imm:$src2),
|
|
"rol{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (rotl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
|
|
def ROL32ri : Ii8<0xC1, MRM0r, (ops GR32:$dst, GR32:$src1, i8imm:$src2),
|
|
"rol{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (rotl GR32:$src1, (i8 imm:$src2)))]>;
|
|
|
|
// Rotate by 1
|
|
def ROL8r1 : I<0xD0, MRM0r, (ops GR8 :$dst, GR8 :$src1),
|
|
"rol{b} $dst",
|
|
[(set GR8:$dst, (rotl GR8:$src1, (i8 1)))]>;
|
|
def ROL16r1 : I<0xD1, MRM0r, (ops GR16:$dst, GR16:$src1),
|
|
"rol{w} $dst",
|
|
[(set GR16:$dst, (rotl GR16:$src1, (i8 1)))]>, OpSize;
|
|
def ROL32r1 : I<0xD1, MRM0r, (ops GR32:$dst, GR32:$src1),
|
|
"rol{l} $dst",
|
|
[(set GR32:$dst, (rotl GR32:$src1, (i8 1)))]>;
|
|
|
|
let isTwoAddress = 0 in {
|
|
def ROL8mCL : I<0xD2, MRM0m, (ops i8mem :$dst),
|
|
"rol{b} {%cl, $dst|$dst, %CL}",
|
|
[(store (rotl (loadi8 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>;
|
|
def ROL16mCL : I<0xD3, MRM0m, (ops i16mem:$dst),
|
|
"rol{w} {%cl, $dst|$dst, %CL}",
|
|
[(store (rotl (loadi16 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>, OpSize;
|
|
def ROL32mCL : I<0xD3, MRM0m, (ops i32mem:$dst),
|
|
"rol{l} {%cl, $dst|$dst, %CL}",
|
|
[(store (rotl (loadi32 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>;
|
|
def ROL8mi : Ii8<0xC0, MRM0m, (ops i8mem :$dst, i8imm:$src),
|
|
"rol{b} {$src, $dst|$dst, $src}",
|
|
[(store (rotl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
def ROL16mi : Ii8<0xC1, MRM0m, (ops i16mem:$dst, i8imm:$src),
|
|
"rol{w} {$src, $dst|$dst, $src}",
|
|
[(store (rotl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
|
|
OpSize;
|
|
def ROL32mi : Ii8<0xC1, MRM0m, (ops i32mem:$dst, i8imm:$src),
|
|
"rol{l} {$src, $dst|$dst, $src}",
|
|
[(store (rotl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
|
|
// Rotate by 1
|
|
def ROL8m1 : I<0xD0, MRM0m, (ops i8mem :$dst),
|
|
"rol{b} $dst",
|
|
[(store (rotl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
def ROL16m1 : I<0xD1, MRM0m, (ops i16mem:$dst),
|
|
"rol{w} $dst",
|
|
[(store (rotl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
|
|
OpSize;
|
|
def ROL32m1 : I<0xD1, MRM0m, (ops i32mem:$dst),
|
|
"rol{l} $dst",
|
|
[(store (rotl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
}
|
|
|
|
def ROR8rCL : I<0xD2, MRM1r, (ops GR8 :$dst, GR8 :$src),
|
|
"ror{b} {%cl, $dst|$dst, %CL}",
|
|
[(set GR8:$dst, (rotr GR8:$src, CL))]>, Imp<[CL],[]>;
|
|
def ROR16rCL : I<0xD3, MRM1r, (ops GR16:$dst, GR16:$src),
|
|
"ror{w} {%cl, $dst|$dst, %CL}",
|
|
[(set GR16:$dst, (rotr GR16:$src, CL))]>, Imp<[CL],[]>, OpSize;
|
|
def ROR32rCL : I<0xD3, MRM1r, (ops GR32:$dst, GR32:$src),
|
|
"ror{l} {%cl, $dst|$dst, %CL}",
|
|
[(set GR32:$dst, (rotr GR32:$src, CL))]>, Imp<[CL],[]>;
|
|
|
|
def ROR8ri : Ii8<0xC0, MRM1r, (ops GR8 :$dst, GR8 :$src1, i8imm:$src2),
|
|
"ror{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (rotr GR8:$src1, (i8 imm:$src2)))]>;
|
|
def ROR16ri : Ii8<0xC1, MRM1r, (ops GR16:$dst, GR16:$src1, i8imm:$src2),
|
|
"ror{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (rotr GR16:$src1, (i8 imm:$src2)))]>, OpSize;
|
|
def ROR32ri : Ii8<0xC1, MRM1r, (ops GR32:$dst, GR32:$src1, i8imm:$src2),
|
|
"ror{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (rotr GR32:$src1, (i8 imm:$src2)))]>;
|
|
|
|
// Rotate by 1
|
|
def ROR8r1 : I<0xD0, MRM1r, (ops GR8 :$dst, GR8 :$src1),
|
|
"ror{b} $dst",
|
|
[(set GR8:$dst, (rotr GR8:$src1, (i8 1)))]>;
|
|
def ROR16r1 : I<0xD1, MRM1r, (ops GR16:$dst, GR16:$src1),
|
|
"ror{w} $dst",
|
|
[(set GR16:$dst, (rotr GR16:$src1, (i8 1)))]>, OpSize;
|
|
def ROR32r1 : I<0xD1, MRM1r, (ops GR32:$dst, GR32:$src1),
|
|
"ror{l} $dst",
|
|
[(set GR32:$dst, (rotr GR32:$src1, (i8 1)))]>;
|
|
|
|
let isTwoAddress = 0 in {
|
|
def ROR8mCL : I<0xD2, MRM1m, (ops i8mem :$dst),
|
|
"ror{b} {%cl, $dst|$dst, %CL}",
|
|
[(store (rotr (loadi8 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>;
|
|
def ROR16mCL : I<0xD3, MRM1m, (ops i16mem:$dst),
|
|
"ror{w} {%cl, $dst|$dst, %CL}",
|
|
[(store (rotr (loadi16 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>, OpSize;
|
|
def ROR32mCL : I<0xD3, MRM1m, (ops i32mem:$dst),
|
|
"ror{l} {%cl, $dst|$dst, %CL}",
|
|
[(store (rotr (loadi32 addr:$dst), CL), addr:$dst)]>,
|
|
Imp<[CL],[]>;
|
|
def ROR8mi : Ii8<0xC0, MRM1m, (ops i8mem :$dst, i8imm:$src),
|
|
"ror{b} {$src, $dst|$dst, $src}",
|
|
[(store (rotr (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
def ROR16mi : Ii8<0xC1, MRM1m, (ops i16mem:$dst, i8imm:$src),
|
|
"ror{w} {$src, $dst|$dst, $src}",
|
|
[(store (rotr (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
|
|
OpSize;
|
|
def ROR32mi : Ii8<0xC1, MRM1m, (ops i32mem:$dst, i8imm:$src),
|
|
"ror{l} {$src, $dst|$dst, $src}",
|
|
[(store (rotr (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
|
|
// Rotate by 1
|
|
def ROR8m1 : I<0xD0, MRM1m, (ops i8mem :$dst),
|
|
"ror{b} $dst",
|
|
[(store (rotr (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
def ROR16m1 : I<0xD1, MRM1m, (ops i16mem:$dst),
|
|
"ror{w} $dst",
|
|
[(store (rotr (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
|
|
OpSize;
|
|
def ROR32m1 : I<0xD1, MRM1m, (ops i32mem:$dst),
|
|
"ror{l} $dst",
|
|
[(store (rotr (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
}
|
|
|
|
|
|
|
|
// Double shift instructions (generalizations of rotate)
|
|
def SHLD32rrCL : I<0xA5, MRMDestReg, (ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"shld{l} {%cl, $src2, $dst|$dst, $src2, %CL}",
|
|
[(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2, CL))]>,
|
|
Imp<[CL],[]>, TB;
|
|
def SHRD32rrCL : I<0xAD, MRMDestReg, (ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"shrd{l} {%cl, $src2, $dst|$dst, $src2, %CL}",
|
|
[(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2, CL))]>,
|
|
Imp<[CL],[]>, TB;
|
|
def SHLD16rrCL : I<0xA5, MRMDestReg, (ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"shld{w} {%cl, $src2, $dst|$dst, $src2, %CL}",
|
|
[(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2, CL))]>,
|
|
Imp<[CL],[]>, TB, OpSize;
|
|
def SHRD16rrCL : I<0xAD, MRMDestReg, (ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"shrd{w} {%cl, $src2, $dst|$dst, $src2, %CL}",
|
|
[(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2, CL))]>,
|
|
Imp<[CL],[]>, TB, OpSize;
|
|
|
|
let isCommutable = 1 in { // These instructions commute to each other.
|
|
def SHLD32rri8 : Ii8<0xA4, MRMDestReg,
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2, i8imm:$src3),
|
|
"shld{l} {$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2,
|
|
(i8 imm:$src3)))]>,
|
|
TB;
|
|
def SHRD32rri8 : Ii8<0xAC, MRMDestReg,
|
|
(ops GR32:$dst, GR32:$src1, GR32:$src2, i8imm:$src3),
|
|
"shrd{l} {$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2,
|
|
(i8 imm:$src3)))]>,
|
|
TB;
|
|
def SHLD16rri8 : Ii8<0xA4, MRMDestReg,
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2, i8imm:$src3),
|
|
"shld{w} {$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2,
|
|
(i8 imm:$src3)))]>,
|
|
TB, OpSize;
|
|
def SHRD16rri8 : Ii8<0xAC, MRMDestReg,
|
|
(ops GR16:$dst, GR16:$src1, GR16:$src2, i8imm:$src3),
|
|
"shrd{w} {$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2,
|
|
(i8 imm:$src3)))]>,
|
|
TB, OpSize;
|
|
}
|
|
|
|
let isTwoAddress = 0 in {
|
|
def SHLD32mrCL : I<0xA5, MRMDestMem, (ops i32mem:$dst, GR32:$src2),
|
|
"shld{l} {%cl, $src2, $dst|$dst, $src2, %CL}",
|
|
[(store (X86shld (loadi32 addr:$dst), GR32:$src2, CL),
|
|
addr:$dst)]>,
|
|
Imp<[CL],[]>, TB;
|
|
def SHRD32mrCL : I<0xAD, MRMDestMem, (ops i32mem:$dst, GR32:$src2),
|
|
"shrd{l} {%cl, $src2, $dst|$dst, $src2, %CL}",
|
|
[(store (X86shrd (loadi32 addr:$dst), GR32:$src2, CL),
|
|
addr:$dst)]>,
|
|
Imp<[CL],[]>, TB;
|
|
def SHLD32mri8 : Ii8<0xA4, MRMDestMem,
|
|
(ops i32mem:$dst, GR32:$src2, i8imm:$src3),
|
|
"shld{l} {$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(store (X86shld (loadi32 addr:$dst), GR32:$src2,
|
|
(i8 imm:$src3)), addr:$dst)]>,
|
|
TB;
|
|
def SHRD32mri8 : Ii8<0xAC, MRMDestMem,
|
|
(ops i32mem:$dst, GR32:$src2, i8imm:$src3),
|
|
"shrd{l} {$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(store (X86shrd (loadi32 addr:$dst), GR32:$src2,
|
|
(i8 imm:$src3)), addr:$dst)]>,
|
|
TB;
|
|
|
|
def SHLD16mrCL : I<0xA5, MRMDestMem, (ops i16mem:$dst, GR16:$src2),
|
|
"shld{w} {%cl, $src2, $dst|$dst, $src2, %CL}",
|
|
[(store (X86shld (loadi16 addr:$dst), GR16:$src2, CL),
|
|
addr:$dst)]>,
|
|
Imp<[CL],[]>, TB, OpSize;
|
|
def SHRD16mrCL : I<0xAD, MRMDestMem, (ops i16mem:$dst, GR16:$src2),
|
|
"shrd{w} {%cl, $src2, $dst|$dst, $src2, %CL}",
|
|
[(store (X86shrd (loadi16 addr:$dst), GR16:$src2, CL),
|
|
addr:$dst)]>,
|
|
Imp<[CL],[]>, TB, OpSize;
|
|
def SHLD16mri8 : Ii8<0xA4, MRMDestMem,
|
|
(ops i16mem:$dst, GR16:$src2, i8imm:$src3),
|
|
"shld{w} {$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(store (X86shld (loadi16 addr:$dst), GR16:$src2,
|
|
(i8 imm:$src3)), addr:$dst)]>,
|
|
TB, OpSize;
|
|
def SHRD16mri8 : Ii8<0xAC, MRMDestMem,
|
|
(ops i16mem:$dst, GR16:$src2, i8imm:$src3),
|
|
"shrd{w} {$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(store (X86shrd (loadi16 addr:$dst), GR16:$src2,
|
|
(i8 imm:$src3)), addr:$dst)]>,
|
|
TB, OpSize;
|
|
}
|
|
|
|
|
|
// Arithmetic.
|
|
let isCommutable = 1 in { // X = ADD Y, Z --> X = ADD Z, Y
|
|
def ADD8rr : I<0x00, MRMDestReg, (ops GR8 :$dst, GR8 :$src1, GR8 :$src2),
|
|
"add{b} {$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, (ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"add{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (add GR16:$src1, GR16:$src2))]>, OpSize;
|
|
def ADD32rr : I<0x01, MRMDestReg, (ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"add{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (add GR32:$src1, GR32:$src2))]>;
|
|
} // end isConvertibleToThreeAddress
|
|
} // end isCommutable
|
|
def ADD8rm : I<0x02, MRMSrcMem, (ops GR8 :$dst, GR8 :$src1, i8mem :$src2),
|
|
"add{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (add GR8:$src1, (load addr:$src2)))]>;
|
|
def ADD16rm : I<0x03, MRMSrcMem, (ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"add{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (add GR16:$src1, (load addr:$src2)))]>, OpSize;
|
|
def ADD32rm : I<0x03, MRMSrcMem, (ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"add{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (add GR32:$src1, (load addr:$src2)))]>;
|
|
|
|
def ADD8ri : Ii8<0x80, MRM0r, (ops GR8:$dst, GR8:$src1, i8imm:$src2),
|
|
"add{b} {$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, (ops GR16:$dst, GR16:$src1, i16imm:$src2),
|
|
"add{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (add GR16:$src1, imm:$src2))]>, OpSize;
|
|
def ADD32ri : Ii32<0x81, MRM0r, (ops GR32:$dst, GR32:$src1, i32imm:$src2),
|
|
"add{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (add GR32:$src1, imm:$src2))]>;
|
|
def ADD16ri8 : Ii8<0x83, MRM0r, (ops GR16:$dst, GR16:$src1, i16i8imm:$src2),
|
|
"add{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (add GR16:$src1, i16immSExt8:$src2))]>,
|
|
OpSize;
|
|
def ADD32ri8 : Ii8<0x83, MRM0r, (ops GR32:$dst, GR32:$src1, i32i8imm:$src2),
|
|
"add{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (add GR32:$src1, i32immSExt8:$src2))]>;
|
|
}
|
|
|
|
let isTwoAddress = 0 in {
|
|
def ADD8mr : I<0x00, MRMDestMem, (ops i8mem :$dst, GR8 :$src2),
|
|
"add{b} {$src2, $dst|$dst, $src2}",
|
|
[(store (add (load addr:$dst), GR8:$src2), addr:$dst)]>;
|
|
def ADD16mr : I<0x01, MRMDestMem, (ops i16mem:$dst, GR16:$src2),
|
|
"add{w} {$src2, $dst|$dst, $src2}",
|
|
[(store (add (load addr:$dst), GR16:$src2), addr:$dst)]>,
|
|
OpSize;
|
|
def ADD32mr : I<0x01, MRMDestMem, (ops i32mem:$dst, GR32:$src2),
|
|
"add{l} {$src2, $dst|$dst, $src2}",
|
|
[(store (add (load addr:$dst), GR32:$src2), addr:$dst)]>;
|
|
def ADD8mi : Ii8<0x80, MRM0m, (ops i8mem :$dst, i8imm :$src2),
|
|
"add{b} {$src2, $dst|$dst, $src2}",
|
|
[(store (add (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
|
|
def ADD16mi : Ii16<0x81, MRM0m, (ops i16mem:$dst, i16imm:$src2),
|
|
"add{w} {$src2, $dst|$dst, $src2}",
|
|
[(store (add (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
|
|
OpSize;
|
|
def ADD32mi : Ii32<0x81, MRM0m, (ops i32mem:$dst, i32imm:$src2),
|
|
"add{l} {$src2, $dst|$dst, $src2}",
|
|
[(store (add (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
|
|
def ADD16mi8 : Ii8<0x83, MRM0m, (ops i16mem:$dst, i16i8imm :$src2),
|
|
"add{w} {$src2, $dst|$dst, $src2}",
|
|
[(store (add (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
|
|
OpSize;
|
|
def ADD32mi8 : Ii8<0x83, MRM0m, (ops i32mem:$dst, i32i8imm :$src2),
|
|
"add{l} {$src2, $dst|$dst, $src2}",
|
|
[(store (add (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
|
|
}
|
|
|
|
let isCommutable = 1 in { // X = ADC Y, Z --> X = ADC Z, Y
|
|
def ADC32rr : I<0x11, MRMDestReg, (ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"adc{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (adde GR32:$src1, GR32:$src2))]>;
|
|
}
|
|
def ADC32rm : I<0x13, MRMSrcMem , (ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"adc{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (adde GR32:$src1, (load addr:$src2)))]>;
|
|
def ADC32ri : Ii32<0x81, MRM2r, (ops GR32:$dst, GR32:$src1, i32imm:$src2),
|
|
"adc{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (adde GR32:$src1, imm:$src2))]>;
|
|
def ADC32ri8 : Ii8<0x83, MRM2r, (ops GR32:$dst, GR32:$src1, i32i8imm:$src2),
|
|
"adc{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (adde GR32:$src1, i32immSExt8:$src2))]>;
|
|
|
|
let isTwoAddress = 0 in {
|
|
def ADC32mr : I<0x11, MRMDestMem, (ops i32mem:$dst, GR32:$src2),
|
|
"adc{l} {$src2, $dst|$dst, $src2}",
|
|
[(store (adde (load addr:$dst), GR32:$src2), addr:$dst)]>;
|
|
def ADC32mi : Ii32<0x81, MRM2m, (ops i32mem:$dst, i32imm:$src2),
|
|
"adc{l} {$src2, $dst|$dst, $src2}",
|
|
[(store (adde (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
|
|
def ADC32mi8 : Ii8<0x83, MRM2m, (ops i32mem:$dst, i32i8imm :$src2),
|
|
"adc{l} {$src2, $dst|$dst, $src2}",
|
|
[(store (adde (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
|
|
}
|
|
|
|
def SUB8rr : I<0x28, MRMDestReg, (ops GR8 :$dst, GR8 :$src1, GR8 :$src2),
|
|
"sub{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (sub GR8:$src1, GR8:$src2))]>;
|
|
def SUB16rr : I<0x29, MRMDestReg, (ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"sub{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (sub GR16:$src1, GR16:$src2))]>, OpSize;
|
|
def SUB32rr : I<0x29, MRMDestReg, (ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"sub{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (sub GR32:$src1, GR32:$src2))]>;
|
|
def SUB8rm : I<0x2A, MRMSrcMem, (ops GR8 :$dst, GR8 :$src1, i8mem :$src2),
|
|
"sub{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (sub GR8:$src1, (load addr:$src2)))]>;
|
|
def SUB16rm : I<0x2B, MRMSrcMem, (ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"sub{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (sub GR16:$src1, (load addr:$src2)))]>, OpSize;
|
|
def SUB32rm : I<0x2B, MRMSrcMem, (ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"sub{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (sub GR32:$src1, (load addr:$src2)))]>;
|
|
|
|
def SUB8ri : Ii8 <0x80, MRM5r, (ops GR8:$dst, GR8:$src1, i8imm:$src2),
|
|
"sub{b} {$src2, $dst|$dst, $src2}",
|
|
[(set GR8:$dst, (sub GR8:$src1, imm:$src2))]>;
|
|
def SUB16ri : Ii16<0x81, MRM5r, (ops GR16:$dst, GR16:$src1, i16imm:$src2),
|
|
"sub{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (sub GR16:$src1, imm:$src2))]>, OpSize;
|
|
def SUB32ri : Ii32<0x81, MRM5r, (ops GR32:$dst, GR32:$src1, i32imm:$src2),
|
|
"sub{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (sub GR32:$src1, imm:$src2))]>;
|
|
def SUB16ri8 : Ii8<0x83, MRM5r, (ops GR16:$dst, GR16:$src1, i16i8imm:$src2),
|
|
"sub{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (sub GR16:$src1, i16immSExt8:$src2))]>,
|
|
OpSize;
|
|
def SUB32ri8 : Ii8<0x83, MRM5r, (ops GR32:$dst, GR32:$src1, i32i8imm:$src2),
|
|
"sub{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (sub GR32:$src1, i32immSExt8:$src2))]>;
|
|
let isTwoAddress = 0 in {
|
|
def SUB8mr : I<0x28, MRMDestMem, (ops i8mem :$dst, GR8 :$src2),
|
|
"sub{b} {$src2, $dst|$dst, $src2}",
|
|
[(store (sub (load addr:$dst), GR8:$src2), addr:$dst)]>;
|
|
def SUB16mr : I<0x29, MRMDestMem, (ops i16mem:$dst, GR16:$src2),
|
|
"sub{w} {$src2, $dst|$dst, $src2}",
|
|
[(store (sub (load addr:$dst), GR16:$src2), addr:$dst)]>,
|
|
OpSize;
|
|
def SUB32mr : I<0x29, MRMDestMem, (ops i32mem:$dst, GR32:$src2),
|
|
"sub{l} {$src2, $dst|$dst, $src2}",
|
|
[(store (sub (load addr:$dst), GR32:$src2), addr:$dst)]>;
|
|
def SUB8mi : Ii8<0x80, MRM5m, (ops i8mem :$dst, i8imm:$src2),
|
|
"sub{b} {$src2, $dst|$dst, $src2}",
|
|
[(store (sub (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
|
|
def SUB16mi : Ii16<0x81, MRM5m, (ops i16mem:$dst, i16imm:$src2),
|
|
"sub{w} {$src2, $dst|$dst, $src2}",
|
|
[(store (sub (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
|
|
OpSize;
|
|
def SUB32mi : Ii32<0x81, MRM5m, (ops i32mem:$dst, i32imm:$src2),
|
|
"sub{l} {$src2, $dst|$dst, $src2}",
|
|
[(store (sub (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
|
|
def SUB16mi8 : Ii8<0x83, MRM5m, (ops i16mem:$dst, i16i8imm :$src2),
|
|
"sub{w} {$src2, $dst|$dst, $src2}",
|
|
[(store (sub (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
|
|
OpSize;
|
|
def SUB32mi8 : Ii8<0x83, MRM5m, (ops i32mem:$dst, i32i8imm :$src2),
|
|
"sub{l} {$src2, $dst|$dst, $src2}",
|
|
[(store (sub (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
|
|
}
|
|
|
|
def SBB32rr : I<0x19, MRMDestReg, (ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"sbb{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (sube GR32:$src1, GR32:$src2))]>;
|
|
|
|
let isTwoAddress = 0 in {
|
|
def SBB32mr : I<0x19, MRMDestMem, (ops i32mem:$dst, GR32:$src2),
|
|
"sbb{l} {$src2, $dst|$dst, $src2}",
|
|
[(store (sube (load addr:$dst), GR32:$src2), addr:$dst)]>;
|
|
def SBB8mi : Ii32<0x80, MRM3m, (ops i8mem:$dst, i8imm:$src2),
|
|
"sbb{b} {$src2, $dst|$dst, $src2}",
|
|
[(store (sube (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
|
|
def SBB32mi : Ii32<0x81, MRM3m, (ops i32mem:$dst, i32imm:$src2),
|
|
"sbb{l} {$src2, $dst|$dst, $src2}",
|
|
[(store (sube (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
|
|
def SBB32mi8 : Ii8<0x83, MRM3m, (ops i32mem:$dst, i32i8imm :$src2),
|
|
"sbb{l} {$src2, $dst|$dst, $src2}",
|
|
[(store (sube (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
|
|
}
|
|
def SBB32rm : I<0x1B, MRMSrcMem, (ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"sbb{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (sube GR32:$src1, (load addr:$src2)))]>;
|
|
def SBB32ri : Ii32<0x81, MRM3r, (ops GR32:$dst, GR32:$src1, i32imm:$src2),
|
|
"sbb{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (sube GR32:$src1, imm:$src2))]>;
|
|
def SBB32ri8 : Ii8<0x83, MRM3r, (ops GR32:$dst, GR32:$src1, i32i8imm:$src2),
|
|
"sbb{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (sube GR32:$src1, i32immSExt8:$src2))]>;
|
|
|
|
let isCommutable = 1 in { // X = IMUL Y, Z --> X = IMUL Z, Y
|
|
def IMUL16rr : I<0xAF, MRMSrcReg, (ops GR16:$dst, GR16:$src1, GR16:$src2),
|
|
"imul{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (mul GR16:$src1, GR16:$src2))]>, TB, OpSize;
|
|
def IMUL32rr : I<0xAF, MRMSrcReg, (ops GR32:$dst, GR32:$src1, GR32:$src2),
|
|
"imul{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (mul GR32:$src1, GR32:$src2))]>, TB;
|
|
}
|
|
def IMUL16rm : I<0xAF, MRMSrcMem, (ops GR16:$dst, GR16:$src1, i16mem:$src2),
|
|
"imul{w} {$src2, $dst|$dst, $src2}",
|
|
[(set GR16:$dst, (mul GR16:$src1, (load addr:$src2)))]>,
|
|
TB, OpSize;
|
|
def IMUL32rm : I<0xAF, MRMSrcMem, (ops GR32:$dst, GR32:$src1, i32mem:$src2),
|
|
"imul{l} {$src2, $dst|$dst, $src2}",
|
|
[(set GR32:$dst, (mul GR32:$src1, (load addr:$src2)))]>, TB;
|
|
|
|
} // end Two Address instructions
|
|
|
|
// Suprisingly enough, these are not two address instructions!
|
|
def IMUL16rri : Ii16<0x69, MRMSrcReg, // GR16 = GR16*I16
|
|
(ops GR16:$dst, GR16:$src1, i16imm:$src2),
|
|
"imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR16:$dst, (mul GR16:$src1, imm:$src2))]>, OpSize;
|
|
def IMUL32rri : Ii32<0x69, MRMSrcReg, // GR32 = GR32*I32
|
|
(ops GR32:$dst, GR32:$src1, i32imm:$src2),
|
|
"imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR32:$dst, (mul GR32:$src1, imm:$src2))]>;
|
|
def IMUL16rri8 : Ii8<0x6B, MRMSrcReg, // GR16 = GR16*I8
|
|
(ops GR16:$dst, GR16:$src1, i16i8imm:$src2),
|
|
"imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR16:$dst, (mul GR16:$src1, i16immSExt8:$src2))]>,
|
|
OpSize;
|
|
def IMUL32rri8 : Ii8<0x6B, MRMSrcReg, // GR32 = GR32*I8
|
|
(ops GR32:$dst, GR32:$src1, i32i8imm:$src2),
|
|
"imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR32:$dst, (mul GR32:$src1, i32immSExt8:$src2))]>;
|
|
|
|
def IMUL16rmi : Ii16<0x69, MRMSrcMem, // GR16 = [mem16]*I16
|
|
(ops GR16:$dst, i16mem:$src1, i16imm:$src2),
|
|
"imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR16:$dst, (mul (load addr:$src1), imm:$src2))]>,
|
|
OpSize;
|
|
def IMUL32rmi : Ii32<0x69, MRMSrcMem, // GR32 = [mem32]*I32
|
|
(ops GR32:$dst, i32mem:$src1, i32imm:$src2),
|
|
"imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR32:$dst, (mul (load addr:$src1), imm:$src2))]>;
|
|
def IMUL16rmi8 : Ii8<0x6B, MRMSrcMem, // GR16 = [mem16]*I8
|
|
(ops GR16:$dst, i16mem:$src1, i16i8imm :$src2),
|
|
"imul{w} {$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR16:$dst, (mul (load addr:$src1), i16immSExt8:$src2))]>,
|
|
OpSize;
|
|
def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // GR32 = [mem32]*I8
|
|
(ops GR32:$dst, i32mem:$src1, i32i8imm: $src2),
|
|
"imul{l} {$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR32:$dst, (mul (load addr:$src1), i32immSExt8:$src2))]>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Test instructions are just like AND, except they don't generate a result.
|
|
//
|
|
let isCommutable = 1 in { // TEST X, Y --> TEST Y, X
|
|
def TEST8rr : I<0x84, MRMDestReg, (ops GR8:$src1, GR8:$src2),
|
|
"test{b} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (and GR8:$src1, GR8:$src2), 0)]>;
|
|
def TEST16rr : I<0x85, MRMDestReg, (ops GR16:$src1, GR16:$src2),
|
|
"test{w} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (and GR16:$src1, GR16:$src2), 0)]>, OpSize;
|
|
def TEST32rr : I<0x85, MRMDestReg, (ops GR32:$src1, GR32:$src2),
|
|
"test{l} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (and GR32:$src1, GR32:$src2), 0)]>;
|
|
}
|
|
|
|
def TEST8rm : I<0x84, MRMSrcMem, (ops GR8 :$src1, i8mem :$src2),
|
|
"test{b} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (and GR8:$src1, (loadi8 addr:$src2)), 0)]>;
|
|
def TEST16rm : I<0x85, MRMSrcMem, (ops GR16:$src1, i16mem:$src2),
|
|
"test{w} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (and GR16:$src1, (loadi16 addr:$src2)), 0)]>,
|
|
OpSize;
|
|
def TEST32rm : I<0x85, MRMSrcMem, (ops GR32:$src1, i32mem:$src2),
|
|
"test{l} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (and GR32:$src1, (loadi32 addr:$src2)), 0)]>;
|
|
|
|
def TEST8ri : Ii8 <0xF6, MRM0r, // flags = GR8 & imm8
|
|
(ops GR8:$src1, i8imm:$src2),
|
|
"test{b} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (and GR8:$src1, imm:$src2), 0)]>;
|
|
def TEST16ri : Ii16<0xF7, MRM0r, // flags = GR16 & imm16
|
|
(ops GR16:$src1, i16imm:$src2),
|
|
"test{w} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (and GR16:$src1, imm:$src2), 0)]>, OpSize;
|
|
def TEST32ri : Ii32<0xF7, MRM0r, // flags = GR32 & imm32
|
|
(ops GR32:$src1, i32imm:$src2),
|
|
"test{l} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (and GR32:$src1, imm:$src2), 0)]>;
|
|
|
|
def TEST8mi : Ii8 <0xF6, MRM0m, // flags = [mem8] & imm8
|
|
(ops i8mem:$src1, i8imm:$src2),
|
|
"test{b} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (and (loadi8 addr:$src1), imm:$src2), 0)]>;
|
|
def TEST16mi : Ii16<0xF7, MRM0m, // flags = [mem16] & imm16
|
|
(ops i16mem:$src1, i16imm:$src2),
|
|
"test{w} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (and (loadi16 addr:$src1), imm:$src2), 0)]>,
|
|
OpSize;
|
|
def TEST32mi : Ii32<0xF7, MRM0m, // flags = [mem32] & imm32
|
|
(ops i32mem:$src1, i32imm:$src2),
|
|
"test{l} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (and (loadi32 addr:$src1), imm:$src2), 0)]>;
|
|
|
|
|
|
// Condition code ops, incl. set if equal/not equal/...
|
|
def SAHF : I<0x9E, RawFrm, (ops), "sahf", []>, Imp<[AH],[]>; // flags = AH
|
|
def LAHF : I<0x9F, RawFrm, (ops), "lahf", []>, Imp<[],[AH]>; // AH = flags
|
|
|
|
def SETEr : I<0x94, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"sete $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_E))]>,
|
|
TB; // GR8 = ==
|
|
def SETEm : I<0x94, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"sete $dst",
|
|
[(store (X86setcc X86_COND_E), addr:$dst)]>,
|
|
TB; // [mem8] = ==
|
|
def SETNEr : I<0x95, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"setne $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_NE))]>,
|
|
TB; // GR8 = !=
|
|
def SETNEm : I<0x95, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"setne $dst",
|
|
[(store (X86setcc X86_COND_NE), addr:$dst)]>,
|
|
TB; // [mem8] = !=
|
|
def SETLr : I<0x9C, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"setl $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_L))]>,
|
|
TB; // GR8 = < signed
|
|
def SETLm : I<0x9C, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"setl $dst",
|
|
[(store (X86setcc X86_COND_L), addr:$dst)]>,
|
|
TB; // [mem8] = < signed
|
|
def SETGEr : I<0x9D, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"setge $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_GE))]>,
|
|
TB; // GR8 = >= signed
|
|
def SETGEm : I<0x9D, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"setge $dst",
|
|
[(store (X86setcc X86_COND_GE), addr:$dst)]>,
|
|
TB; // [mem8] = >= signed
|
|
def SETLEr : I<0x9E, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"setle $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_LE))]>,
|
|
TB; // GR8 = <= signed
|
|
def SETLEm : I<0x9E, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"setle $dst",
|
|
[(store (X86setcc X86_COND_LE), addr:$dst)]>,
|
|
TB; // [mem8] = <= signed
|
|
def SETGr : I<0x9F, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"setg $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_G))]>,
|
|
TB; // GR8 = > signed
|
|
def SETGm : I<0x9F, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"setg $dst",
|
|
[(store (X86setcc X86_COND_G), addr:$dst)]>,
|
|
TB; // [mem8] = > signed
|
|
|
|
def SETBr : I<0x92, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"setb $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_B))]>,
|
|
TB; // GR8 = < unsign
|
|
def SETBm : I<0x92, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"setb $dst",
|
|
[(store (X86setcc X86_COND_B), addr:$dst)]>,
|
|
TB; // [mem8] = < unsign
|
|
def SETAEr : I<0x93, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"setae $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_AE))]>,
|
|
TB; // GR8 = >= unsign
|
|
def SETAEm : I<0x93, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"setae $dst",
|
|
[(store (X86setcc X86_COND_AE), addr:$dst)]>,
|
|
TB; // [mem8] = >= unsign
|
|
def SETBEr : I<0x96, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"setbe $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_BE))]>,
|
|
TB; // GR8 = <= unsign
|
|
def SETBEm : I<0x96, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"setbe $dst",
|
|
[(store (X86setcc X86_COND_BE), addr:$dst)]>,
|
|
TB; // [mem8] = <= unsign
|
|
def SETAr : I<0x97, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"seta $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_A))]>,
|
|
TB; // GR8 = > signed
|
|
def SETAm : I<0x97, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"seta $dst",
|
|
[(store (X86setcc X86_COND_A), addr:$dst)]>,
|
|
TB; // [mem8] = > signed
|
|
|
|
def SETSr : I<0x98, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"sets $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_S))]>,
|
|
TB; // GR8 = <sign bit>
|
|
def SETSm : I<0x98, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"sets $dst",
|
|
[(store (X86setcc X86_COND_S), addr:$dst)]>,
|
|
TB; // [mem8] = <sign bit>
|
|
def SETNSr : I<0x99, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"setns $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_NS))]>,
|
|
TB; // GR8 = !<sign bit>
|
|
def SETNSm : I<0x99, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"setns $dst",
|
|
[(store (X86setcc X86_COND_NS), addr:$dst)]>,
|
|
TB; // [mem8] = !<sign bit>
|
|
def SETPr : I<0x9A, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"setp $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_P))]>,
|
|
TB; // GR8 = parity
|
|
def SETPm : I<0x9A, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"setp $dst",
|
|
[(store (X86setcc X86_COND_P), addr:$dst)]>,
|
|
TB; // [mem8] = parity
|
|
def SETNPr : I<0x9B, MRM0r,
|
|
(ops GR8 :$dst),
|
|
"setnp $dst",
|
|
[(set GR8:$dst, (X86setcc X86_COND_NP))]>,
|
|
TB; // GR8 = not parity
|
|
def SETNPm : I<0x9B, MRM0m,
|
|
(ops i8mem:$dst),
|
|
"setnp $dst",
|
|
[(store (X86setcc X86_COND_NP), addr:$dst)]>,
|
|
TB; // [mem8] = not parity
|
|
|
|
// Integer comparisons
|
|
def CMP8rr : I<0x38, MRMDestReg,
|
|
(ops GR8 :$src1, GR8 :$src2),
|
|
"cmp{b} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp GR8:$src1, GR8:$src2)]>;
|
|
def CMP16rr : I<0x39, MRMDestReg,
|
|
(ops GR16:$src1, GR16:$src2),
|
|
"cmp{w} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp GR16:$src1, GR16:$src2)]>, OpSize;
|
|
def CMP32rr : I<0x39, MRMDestReg,
|
|
(ops GR32:$src1, GR32:$src2),
|
|
"cmp{l} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp GR32:$src1, GR32:$src2)]>;
|
|
def CMP8mr : I<0x38, MRMDestMem,
|
|
(ops i8mem :$src1, GR8 :$src2),
|
|
"cmp{b} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (loadi8 addr:$src1), GR8:$src2)]>;
|
|
def CMP16mr : I<0x39, MRMDestMem,
|
|
(ops i16mem:$src1, GR16:$src2),
|
|
"cmp{w} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (loadi16 addr:$src1), GR16:$src2)]>, OpSize;
|
|
def CMP32mr : I<0x39, MRMDestMem,
|
|
(ops i32mem:$src1, GR32:$src2),
|
|
"cmp{l} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (loadi32 addr:$src1), GR32:$src2)]>;
|
|
def CMP8rm : I<0x3A, MRMSrcMem,
|
|
(ops GR8 :$src1, i8mem :$src2),
|
|
"cmp{b} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp GR8:$src1, (loadi8 addr:$src2))]>;
|
|
def CMP16rm : I<0x3B, MRMSrcMem,
|
|
(ops GR16:$src1, i16mem:$src2),
|
|
"cmp{w} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp GR16:$src1, (loadi16 addr:$src2))]>, OpSize;
|
|
def CMP32rm : I<0x3B, MRMSrcMem,
|
|
(ops GR32:$src1, i32mem:$src2),
|
|
"cmp{l} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp GR32:$src1, (loadi32 addr:$src2))]>;
|
|
def CMP8ri : Ii8<0x80, MRM7r,
|
|
(ops GR8:$src1, i8imm:$src2),
|
|
"cmp{b} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp GR8:$src1, imm:$src2)]>;
|
|
def CMP16ri : Ii16<0x81, MRM7r,
|
|
(ops GR16:$src1, i16imm:$src2),
|
|
"cmp{w} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp GR16:$src1, imm:$src2)]>, OpSize;
|
|
def CMP32ri : Ii32<0x81, MRM7r,
|
|
(ops GR32:$src1, i32imm:$src2),
|
|
"cmp{l} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp GR32:$src1, imm:$src2)]>;
|
|
def CMP8mi : Ii8 <0x80, MRM7m,
|
|
(ops i8mem :$src1, i8imm :$src2),
|
|
"cmp{b} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (loadi8 addr:$src1), imm:$src2)]>;
|
|
def CMP16mi : Ii16<0x81, MRM7m,
|
|
(ops i16mem:$src1, i16imm:$src2),
|
|
"cmp{w} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (loadi16 addr:$src1), imm:$src2)]>, OpSize;
|
|
def CMP32mi : Ii32<0x81, MRM7m,
|
|
(ops i32mem:$src1, i32imm:$src2),
|
|
"cmp{l} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (loadi32 addr:$src1), imm:$src2)]>;
|
|
def CMP16ri8 : Ii8<0x83, MRM7r,
|
|
(ops GR16:$src1, i16i8imm:$src2),
|
|
"cmp{w} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp GR16:$src1, i16immSExt8:$src2)]>, OpSize;
|
|
def CMP16mi8 : Ii8<0x83, MRM7m,
|
|
(ops i16mem:$src1, i16i8imm:$src2),
|
|
"cmp{w} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (loadi16 addr:$src1), i16immSExt8:$src2)]>, OpSize;
|
|
def CMP32mi8 : Ii8<0x83, MRM7m,
|
|
(ops i32mem:$src1, i32i8imm:$src2),
|
|
"cmp{l} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp (loadi32 addr:$src1), i32immSExt8:$src2)]>;
|
|
def CMP32ri8 : Ii8<0x83, MRM7r,
|
|
(ops GR32:$src1, i32i8imm:$src2),
|
|
"cmp{l} {$src2, $src1|$src1, $src2}",
|
|
[(X86cmp GR32:$src1, i32immSExt8:$src2)]>;
|
|
|
|
// Sign/Zero extenders
|
|
def MOVSX16rr8 : I<0xBE, MRMSrcReg, (ops GR16:$dst, GR8 :$src),
|
|
"movs{bw|x} {$src, $dst|$dst, $src}",
|
|
[(set GR16:$dst, (sext GR8:$src))]>, TB, OpSize;
|
|
def MOVSX16rm8 : I<0xBE, MRMSrcMem, (ops GR16:$dst, i8mem :$src),
|
|
"movs{bw|x} {$src, $dst|$dst, $src}",
|
|
[(set GR16:$dst, (sextloadi16i8 addr:$src))]>, TB, OpSize;
|
|
def MOVSX32rr8 : I<0xBE, MRMSrcReg, (ops GR32:$dst, GR8 :$src),
|
|
"movs{bl|x} {$src, $dst|$dst, $src}",
|
|
[(set GR32:$dst, (sext GR8:$src))]>, TB;
|
|
def MOVSX32rm8 : I<0xBE, MRMSrcMem, (ops GR32:$dst, i8mem :$src),
|
|
"movs{bl|x} {$src, $dst|$dst, $src}",
|
|
[(set GR32:$dst, (sextloadi32i8 addr:$src))]>, TB;
|
|
def MOVSX32rr16: I<0xBF, MRMSrcReg, (ops GR32:$dst, GR16:$src),
|
|
"movs{wl|x} {$src, $dst|$dst, $src}",
|
|
[(set GR32:$dst, (sext GR16:$src))]>, TB;
|
|
def MOVSX32rm16: I<0xBF, MRMSrcMem, (ops GR32:$dst, i16mem:$src),
|
|
"movs{wl|x} {$src, $dst|$dst, $src}",
|
|
[(set GR32:$dst, (sextloadi32i16 addr:$src))]>, TB;
|
|
|
|
def MOVZX16rr8 : I<0xB6, MRMSrcReg, (ops GR16:$dst, GR8 :$src),
|
|
"movz{bw|x} {$src, $dst|$dst, $src}",
|
|
[(set GR16:$dst, (zext GR8:$src))]>, TB, OpSize;
|
|
def MOVZX16rm8 : I<0xB6, MRMSrcMem, (ops GR16:$dst, i8mem :$src),
|
|
"movz{bw|x} {$src, $dst|$dst, $src}",
|
|
[(set GR16:$dst, (zextloadi16i8 addr:$src))]>, TB, OpSize;
|
|
def MOVZX32rr8 : I<0xB6, MRMSrcReg, (ops GR32:$dst, GR8 :$src),
|
|
"movz{bl|x} {$src, $dst|$dst, $src}",
|
|
[(set GR32:$dst, (zext GR8:$src))]>, TB;
|
|
def MOVZX32rm8 : I<0xB6, MRMSrcMem, (ops GR32:$dst, i8mem :$src),
|
|
"movz{bl|x} {$src, $dst|$dst, $src}",
|
|
[(set GR32:$dst, (zextloadi32i8 addr:$src))]>, TB;
|
|
def MOVZX32rr16: I<0xB7, MRMSrcReg, (ops GR32:$dst, GR16:$src),
|
|
"movz{wl|x} {$src, $dst|$dst, $src}",
|
|
[(set GR32:$dst, (zext GR16:$src))]>, TB;
|
|
def MOVZX32rm16: I<0xB7, MRMSrcMem, (ops GR32:$dst, i16mem:$src),
|
|
"movz{wl|x} {$src, $dst|$dst, $src}",
|
|
[(set GR32:$dst, (zextloadi32i16 addr:$src))]>, TB;
|
|
|
|
def CBW : I<0x98, RawFrm, (ops),
|
|
"{cbtw|cbw}", []>, Imp<[AL],[AX]>; // AX = signext(AL)
|
|
def CWDE : I<0x98, RawFrm, (ops),
|
|
"{cwtl|cwde}", []>, Imp<[AX],[EAX]>; // EAX = signext(AX)
|
|
|
|
def CWD : I<0x99, RawFrm, (ops),
|
|
"{cwtd|cwd}", []>, Imp<[AX],[AX,DX]>; // DX:AX = signext(AX)
|
|
def CDQ : I<0x99, RawFrm, (ops),
|
|
"{cltd|cdq}", []>, Imp<[EAX],[EAX,EDX]>; // EDX:EAX = signext(EAX)
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Alias Instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// Alias instructions that map movr0 to xor.
|
|
// FIXME: remove when we can teach regalloc that xor reg, reg is ok.
|
|
def MOV8r0 : I<0x30, MRMInitReg, (ops GR8 :$dst),
|
|
"xor{b} $dst, $dst",
|
|
[(set GR8:$dst, 0)]>;
|
|
def MOV16r0 : I<0x31, MRMInitReg, (ops GR16:$dst),
|
|
"xor{w} $dst, $dst",
|
|
[(set GR16:$dst, 0)]>, OpSize;
|
|
def MOV32r0 : I<0x31, MRMInitReg, (ops GR32:$dst),
|
|
"xor{l} $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).
|
|
def MOV16to16_ : I<0x89, MRMDestReg, (ops GR16_:$dst, GR16:$src),
|
|
"mov{w} {$src, $dst|$dst, $src}", []>, OpSize;
|
|
def MOV32to32_ : I<0x89, MRMDestReg, (ops GR32_:$dst, GR32:$src),
|
|
"mov{l} {$src, $dst|$dst, $src}", []>;
|
|
|
|
def MOV16_rr : I<0x89, MRMDestReg, (ops GR16_:$dst, GR16_:$src),
|
|
"mov{w} {$src, $dst|$dst, $src}", []>, OpSize;
|
|
def MOV32_rr : I<0x89, MRMDestReg, (ops GR32_:$dst, GR32_:$src),
|
|
"mov{l} {$src, $dst|$dst, $src}", []>;
|
|
def MOV16_rm : I<0x8B, MRMSrcMem, (ops GR16_:$dst, i16mem:$src),
|
|
"mov{w} {$src, $dst|$dst, $src}", []>, OpSize;
|
|
def MOV32_rm : I<0x8B, MRMSrcMem, (ops GR32_:$dst, i32mem:$src),
|
|
"mov{l} {$src, $dst|$dst, $src}", []>;
|
|
def MOV16_mr : I<0x89, MRMDestMem, (ops i16mem:$dst, GR16_:$src),
|
|
"mov{w} {$src, $dst|$dst, $src}", []>, OpSize;
|
|
def MOV32_mr : I<0x89, MRMDestMem, (ops i32mem:$dst, GR32_:$src),
|
|
"mov{l} {$src, $dst|$dst, $src}", []>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// DWARF Pseudo Instructions
|
|
//
|
|
|
|
def DWARF_LOC : I<0, Pseudo, (ops i32imm:$line, i32imm:$col, i32imm:$file),
|
|
"; .loc $file, $line, $col",
|
|
[(dwarf_loc (i32 imm:$line), (i32 imm:$col),
|
|
(i32 imm:$file))]>;
|
|
|
|
def DWARF_LABEL : I<0, Pseudo, (ops i32imm:$id),
|
|
"\n${:private}debug_loc${id:debug}:",
|
|
[(dwarf_label (i32 imm:$id))]>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// 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 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
|
|
def : Pat<(X86tailcall GR32:$dst),
|
|
(CALL32r GR32:$dst)>;
|
|
|
|
def : Pat<(X86tailcall (i32 tglobaladdr:$dst)),
|
|
(CALLpcrel32 tglobaladdr:$dst)>;
|
|
def : Pat<(X86tailcall (i32 texternalsym:$dst)),
|
|
(CALLpcrel32 texternalsym:$dst)>;
|
|
|
|
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)>;
|
|
|
|
def : Pat<(truncstorei1 (i8 imm:$src), addr:$dst),
|
|
(MOV8mi addr:$dst, imm:$src)>;
|
|
def : Pat<(truncstorei1 GR8:$src, addr:$dst),
|
|
(MOV8mr addr:$dst, GR8:$src)>;
|
|
|
|
// Comparisons.
|
|
|
|
// TEST R,R is smaller than CMP R,0
|
|
def : Pat<(X86cmp GR8:$src1, 0),
|
|
(TEST8rr GR8:$src1, GR8:$src1)>;
|
|
def : Pat<(X86cmp GR16:$src1, 0),
|
|
(TEST16rr GR16:$src1, GR16:$src1)>;
|
|
def : Pat<(X86cmp GR32:$src1, 0),
|
|
(TEST32rr GR32:$src1, GR32:$src1)>;
|
|
|
|
// {s|z}extload bool -> {s|z}extload byte
|
|
def : Pat<(sextloadi16i1 addr:$src), (MOVSX16rm8 addr:$src)>;
|
|
def : Pat<(sextloadi32i1 addr:$src), (MOVSX32rm8 addr:$src)>;
|
|
def : Pat<(zextloadi8i1 addr:$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:$src)>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Some peepholes
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// (shl x, 1) ==> (add x, x)
|
|
def : Pat<(shl GR8 :$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"
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// MMX and XMM Packed Integer support (requires MMX, SSE, and SSE2)
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
include "X86InstrMMX.td"
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// XMM Floating point support (requires SSE / SSE2)
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
include "X86InstrSSE.td"
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// X86-64 Support
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
include "X86InstrX86-64.td"
|