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35649fc3dd
llvm-6502/lib/Target/X86/X86InstrInfo.td
Chris Lattner 35649fc3dd split conditional moves and setcc's out to their own file. 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115601 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-05 06:33:16 +00:00

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//===- X86InstrInfo.td - Main X86 Instruction Definition ---*- tablegen -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file describes the X86 instruction set, defining the instructions, and
// properties of the instructions which are needed for code generation, machine
// code emission, and analysis.
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
// X86 specific DAG Nodes.
//
def SDTIntShiftDOp: SDTypeProfile<1, 3,
[SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>,
SDTCisInt<0>, SDTCisInt<3>]>;
def SDTX86CmpTest : SDTypeProfile<1, 2, [SDTCisVT<0, i32>, SDTCisSameAs<1, 2>]>;
def SDTX86Cmov : SDTypeProfile<1, 4,
[SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>,
SDTCisVT<3, i8>, SDTCisVT<4, i32>]>;
// Unary and binary operator instructions that set EFLAGS as a side-effect.
def SDTUnaryArithWithFlags : SDTypeProfile<2, 1,
[SDTCisInt<0>, SDTCisVT<1, i32>]>;
def SDTBinaryArithWithFlags : SDTypeProfile<2, 2,
[SDTCisSameAs<0, 2>,
SDTCisSameAs<0, 3>,
SDTCisInt<0>, SDTCisVT<1, i32>]>;
def SDTX86BrCond : SDTypeProfile<0, 3,
[SDTCisVT<0, OtherVT>,
SDTCisVT<1, i8>, SDTCisVT<2, i32>]>;
def SDTX86SetCC : SDTypeProfile<1, 2,
[SDTCisVT<0, i8>,
SDTCisVT<1, i8>, SDTCisVT<2, i32>]>;
def SDTX86SetCC_C : SDTypeProfile<1, 2,
[SDTCisInt<0>,
SDTCisVT<1, i8>, SDTCisVT<2, i32>]>;
def SDTX86cas : SDTypeProfile<0, 3, [SDTCisPtrTy<0>, SDTCisInt<1>,
SDTCisVT<2, i8>]>;
def SDTX86cas8 : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>;
def SDTX86atomicBinary : SDTypeProfile<2, 3, [SDTCisInt<0>, SDTCisInt<1>,
SDTCisPtrTy<2>, SDTCisInt<3>,SDTCisInt<4>]>;
def SDTX86Ret : SDTypeProfile<0, -1, [SDTCisVT<0, i16>]>;
def SDT_X86CallSeqStart : SDCallSeqStart<[SDTCisVT<0, i32>]>;
def SDT_X86CallSeqEnd : SDCallSeqEnd<[SDTCisVT<0, i32>,
SDTCisVT<1, i32>]>;
def SDT_X86Call : SDTypeProfile<0, -1, [SDTCisVT<0, iPTR>]>;
def SDT_X86VASTART_SAVE_XMM_REGS : SDTypeProfile<0, -1, [SDTCisVT<0, i8>,
SDTCisVT<1, iPTR>,
SDTCisVT<2, iPTR>]>;
def SDTX86RepStr : SDTypeProfile<0, 1, [SDTCisVT<0, OtherVT>]>;
def SDTX86Void : SDTypeProfile<0, 0, []>;
def SDTX86Wrapper : SDTypeProfile<1, 1, [SDTCisSameAs<0, 1>, SDTCisPtrTy<0>]>;
def SDT_X86TLSADDR : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
def SDT_X86TLSCALL : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>;
def SDT_X86EHRET : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
def SDT_X86TCRET : SDTypeProfile<0, 2, [SDTCisPtrTy<0>, SDTCisVT<1, i32>]>;
def SDT_X86MEMBARRIER : SDTypeProfile<0, 0, []>;
def SDT_X86MEMBARRIERNoSSE : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
def X86MemBarrier : SDNode<"X86ISD::MEMBARRIER", SDT_X86MEMBARRIER,
[SDNPHasChain]>;
def X86MemBarrierNoSSE : SDNode<"X86ISD::MEMBARRIER", SDT_X86MEMBARRIERNoSSE,
[SDNPHasChain]>;
def X86MFence : SDNode<"X86ISD::MFENCE", SDT_X86MEMBARRIER,
[SDNPHasChain]>;
def X86SFence : SDNode<"X86ISD::SFENCE", SDT_X86MEMBARRIER,
[SDNPHasChain]>;
def X86LFence : SDNode<"X86ISD::LFENCE", SDT_X86MEMBARRIER,
[SDNPHasChain]>;
def X86bsf : SDNode<"X86ISD::BSF", SDTUnaryArithWithFlags>;
def X86bsr : SDNode<"X86ISD::BSR", SDTUnaryArithWithFlags>;
def X86shld : SDNode<"X86ISD::SHLD", SDTIntShiftDOp>;
def X86shrd : SDNode<"X86ISD::SHRD", SDTIntShiftDOp>;
def X86cmp : SDNode<"X86ISD::CMP" , SDTX86CmpTest>;
def X86bt : SDNode<"X86ISD::BT", SDTX86CmpTest>;
def X86cmov : SDNode<"X86ISD::CMOV", SDTX86Cmov>;
def X86brcond : SDNode<"X86ISD::BRCOND", SDTX86BrCond,
[SDNPHasChain]>;
def X86setcc : SDNode<"X86ISD::SETCC", SDTX86SetCC>;
def X86setcc_c : SDNode<"X86ISD::SETCC_CARRY", SDTX86SetCC_C>;
def X86cas : SDNode<"X86ISD::LCMPXCHG_DAG", SDTX86cas,
[SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
SDNPMayLoad, SDNPMemOperand]>;
def X86cas8 : SDNode<"X86ISD::LCMPXCHG8_DAG", SDTX86cas8,
[SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
SDNPMayLoad, SDNPMemOperand]>;
def X86AtomAdd64 : SDNode<"X86ISD::ATOMADD64_DAG", SDTX86atomicBinary,
[SDNPHasChain, SDNPMayStore,
SDNPMayLoad, SDNPMemOperand]>;
def X86AtomSub64 : SDNode<"X86ISD::ATOMSUB64_DAG", SDTX86atomicBinary,
[SDNPHasChain, SDNPMayStore,
SDNPMayLoad, SDNPMemOperand]>;
def X86AtomOr64 : SDNode<"X86ISD::ATOMOR64_DAG", SDTX86atomicBinary,
[SDNPHasChain, SDNPMayStore,
SDNPMayLoad, SDNPMemOperand]>;
def X86AtomXor64 : SDNode<"X86ISD::ATOMXOR64_DAG", SDTX86atomicBinary,
[SDNPHasChain, SDNPMayStore,
SDNPMayLoad, SDNPMemOperand]>;
def X86AtomAnd64 : SDNode<"X86ISD::ATOMAND64_DAG", SDTX86atomicBinary,
[SDNPHasChain, SDNPMayStore,
SDNPMayLoad, SDNPMemOperand]>;
def X86AtomNand64 : SDNode<"X86ISD::ATOMNAND64_DAG", SDTX86atomicBinary,
[SDNPHasChain, SDNPMayStore,
SDNPMayLoad, SDNPMemOperand]>;
def X86AtomSwap64 : SDNode<"X86ISD::ATOMSWAP64_DAG", SDTX86atomicBinary,
[SDNPHasChain, SDNPMayStore,
SDNPMayLoad, SDNPMemOperand]>;
def X86retflag : SDNode<"X86ISD::RET_FLAG", SDTX86Ret,
[SDNPHasChain, SDNPOptInFlag, SDNPVariadic]>;
def X86vastart_save_xmm_regs :
SDNode<"X86ISD::VASTART_SAVE_XMM_REGS",
SDT_X86VASTART_SAVE_XMM_REGS,
[SDNPHasChain, SDNPVariadic]>;
def X86callseq_start :
SDNode<"ISD::CALLSEQ_START", SDT_X86CallSeqStart,
[SDNPHasChain, SDNPOutFlag]>;
def X86callseq_end :
SDNode<"ISD::CALLSEQ_END", SDT_X86CallSeqEnd,
[SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
def X86call : SDNode<"X86ISD::CALL", SDT_X86Call,
[SDNPHasChain, SDNPOutFlag, SDNPOptInFlag,
SDNPVariadic]>;
def X86rep_stos: SDNode<"X86ISD::REP_STOS", SDTX86RepStr,
[SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore]>;
def X86rep_movs: SDNode<"X86ISD::REP_MOVS", SDTX86RepStr,
[SDNPHasChain, SDNPInFlag, SDNPOutFlag, SDNPMayStore,
SDNPMayLoad]>;
def X86rdtsc : SDNode<"X86ISD::RDTSC_DAG", SDTX86Void,
[SDNPHasChain, SDNPOutFlag, SDNPSideEffect]>;
def X86Wrapper : SDNode<"X86ISD::Wrapper", SDTX86Wrapper>;
def X86WrapperRIP : SDNode<"X86ISD::WrapperRIP", SDTX86Wrapper>;
def X86tlsaddr : SDNode<"X86ISD::TLSADDR", SDT_X86TLSADDR,
[SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
def X86ehret : SDNode<"X86ISD::EH_RETURN", SDT_X86EHRET,
[SDNPHasChain]>;
def X86tcret : SDNode<"X86ISD::TC_RETURN", SDT_X86TCRET,
[SDNPHasChain, SDNPOptInFlag, SDNPVariadic]>;
def X86add_flag : SDNode<"X86ISD::ADD", SDTBinaryArithWithFlags,
[SDNPCommutative]>;
def X86sub_flag : SDNode<"X86ISD::SUB", SDTBinaryArithWithFlags>;
def X86smul_flag : SDNode<"X86ISD::SMUL", SDTBinaryArithWithFlags,
[SDNPCommutative]>;
def X86umul_flag : SDNode<"X86ISD::UMUL", SDTUnaryArithWithFlags,
[SDNPCommutative]>;
def X86inc_flag : SDNode<"X86ISD::INC", SDTUnaryArithWithFlags>;
def X86dec_flag : SDNode<"X86ISD::DEC", SDTUnaryArithWithFlags>;
def X86or_flag : SDNode<"X86ISD::OR", SDTBinaryArithWithFlags,
[SDNPCommutative]>;
def X86xor_flag : SDNode<"X86ISD::XOR", SDTBinaryArithWithFlags,
[SDNPCommutative]>;
def X86and_flag : SDNode<"X86ISD::AND", SDTBinaryArithWithFlags,
[SDNPCommutative]>;
def X86mul_imm : SDNode<"X86ISD::MUL_IMM", SDTIntBinOp>;
def X86MingwAlloca : SDNode<"X86ISD::MINGW_ALLOCA", SDTX86Void,
[SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
def X86TLSCall : SDNode<"X86ISD::TLSCALL", SDT_X86TLSCALL,
[]>;
//===----------------------------------------------------------------------===//
// X86 Operand Definitions.
//
// A version of ptr_rc which excludes SP, ESP, and RSP. This is used for
// the index operand of an address, to conform to x86 encoding restrictions.
def ptr_rc_nosp : PointerLikeRegClass<1>;
// *mem - Operand definitions for the funky X86 addressing mode operands.
//
def X86MemAsmOperand : AsmOperandClass {
let Name = "Mem";
let SuperClasses = [];
}
def X86AbsMemAsmOperand : AsmOperandClass {
let Name = "AbsMem";
let SuperClasses = [X86MemAsmOperand];
}
class X86MemOperand<string printMethod> : Operand<iPTR> {
let PrintMethod = printMethod;
let MIOperandInfo = (ops ptr_rc, i8imm, ptr_rc_nosp, i32imm, i8imm);
let ParserMatchClass = X86MemAsmOperand;
}
def opaque32mem : X86MemOperand<"printopaquemem">;
def opaque48mem : X86MemOperand<"printopaquemem">;
def opaque80mem : X86MemOperand<"printopaquemem">;
def opaque512mem : X86MemOperand<"printopaquemem">;
def i8mem : X86MemOperand<"printi8mem">;
def i16mem : X86MemOperand<"printi16mem">;
def i32mem : X86MemOperand<"printi32mem">;
def i64mem : X86MemOperand<"printi64mem">;
def i128mem : X86MemOperand<"printi128mem">;
def i256mem : X86MemOperand<"printi256mem">;
def f32mem : X86MemOperand<"printf32mem">;
def f64mem : X86MemOperand<"printf64mem">;
def f80mem : X86MemOperand<"printf80mem">;
def f128mem : X86MemOperand<"printf128mem">;
def f256mem : X86MemOperand<"printf256mem">;
// A version of i8mem for use on x86-64 that uses GR64_NOREX instead of
// plain GR64, so that it doesn't potentially require a REX prefix.
def i8mem_NOREX : Operand<i64> {
let PrintMethod = "printi8mem";
let MIOperandInfo = (ops GR64_NOREX, i8imm, GR64_NOREX_NOSP, i32imm, i8imm);
let ParserMatchClass = X86MemAsmOperand;
}
// Special i32mem for addresses of load folding tail calls. These are not
// allowed to use callee-saved registers since they must be scheduled
// after callee-saved register are popped.
def i32mem_TC : Operand<i32> {
let PrintMethod = "printi32mem";
let MIOperandInfo = (ops GR32_TC, i8imm, GR32_TC, i32imm, i8imm);
let ParserMatchClass = X86MemAsmOperand;
}
let ParserMatchClass = X86AbsMemAsmOperand,
PrintMethod = "print_pcrel_imm" in {
def i32imm_pcrel : Operand<i32>;
def i16imm_pcrel : Operand<i16>;
def offset8 : Operand<i64>;
def offset16 : Operand<i64>;
def offset32 : Operand<i64>;
def offset64 : Operand<i64>;
// Branch targets have OtherVT type and print as pc-relative values.
def brtarget : Operand<OtherVT>;
def brtarget8 : Operand<OtherVT>;
}
def SSECC : Operand<i8> {
let PrintMethod = "printSSECC";
}
class ImmSExtAsmOperandClass : AsmOperandClass {
let SuperClasses = [ImmAsmOperand];
let RenderMethod = "addImmOperands";
}
// Sign-extended immediate classes. We don't need to define the full lattice
// here because there is no instruction with an ambiguity between ImmSExti64i32
// and ImmSExti32i8.
//
// The strange ranges come from the fact that the assembler always works with
// 64-bit immediates, but for a 16-bit target value we want to accept both "-1"
// (which will be a -1ULL), and "0xFF" (-1 in 16-bits).
// [0, 0x7FFFFFFF] |
// [0xFFFFFFFF80000000, 0xFFFFFFFFFFFFFFFF]
def ImmSExti64i32AsmOperand : ImmSExtAsmOperandClass {
let Name = "ImmSExti64i32";
}
// [0, 0x0000007F] | [0x000000000000FF80, 0x000000000000FFFF] |
// [0xFFFFFFFFFFFFFF80, 0xFFFFFFFFFFFFFFFF]
def ImmSExti16i8AsmOperand : ImmSExtAsmOperandClass {
let Name = "ImmSExti16i8";
let SuperClasses = [ImmSExti64i32AsmOperand];
}
// [0, 0x0000007F] | [0x00000000FFFFFF80, 0x00000000FFFFFFFF] |
// [0xFFFFFFFFFFFFFF80, 0xFFFFFFFFFFFFFFFF]
def ImmSExti32i8AsmOperand : ImmSExtAsmOperandClass {
let Name = "ImmSExti32i8";
}
// [0, 0x0000007F] |
// [0xFFFFFFFFFFFFFF80, 0xFFFFFFFFFFFFFFFF]
def ImmSExti64i8AsmOperand : ImmSExtAsmOperandClass {
let Name = "ImmSExti64i8";
let SuperClasses = [ImmSExti16i8AsmOperand, ImmSExti32i8AsmOperand,
ImmSExti64i32AsmOperand];
}
// A couple of more descriptive operand definitions.
// 16-bits but only 8 bits are significant.
def i16i8imm : Operand<i16> {
let ParserMatchClass = ImmSExti16i8AsmOperand;
}
// 32-bits but only 8 bits are significant.
def i32i8imm : Operand<i32> {
let ParserMatchClass = ImmSExti32i8AsmOperand;
}
//===----------------------------------------------------------------------===//
// X86 Complex Pattern Definitions.
//
// Define X86 specific addressing mode.
def addr : ComplexPattern<iPTR, 5, "SelectAddr", [], [SDNPWantParent]>;
def lea32addr : ComplexPattern<i32, 5, "SelectLEAAddr",
[add, sub, mul, X86mul_imm, shl, or, frameindex],
[]>;
def tls32addr : ComplexPattern<i32, 5, "SelectTLSADDRAddr",
[tglobaltlsaddr], []>;
//===----------------------------------------------------------------------===//
// X86 Instruction Predicate Definitions.
def HasCMov : Predicate<"Subtarget->hasCMov()">;
def NoCMov : Predicate<"!Subtarget->hasCMov()">;
// FIXME: temporary hack to let codegen assert or generate poor code in case
// no AVX version of the desired intructions is present, this is better for
// incremental dev (without fallbacks it's easier to spot what's missing)
def HasMMX : Predicate<"Subtarget->hasMMX() && !Subtarget->hasAVX()">;
def Has3DNow : Predicate<"Subtarget->has3DNow()">;
def Has3DNowA : Predicate<"Subtarget->has3DNowA()">;
def HasSSE1 : Predicate<"Subtarget->hasSSE1() && !Subtarget->hasAVX()">;
def HasSSE2 : Predicate<"Subtarget->hasSSE2() && !Subtarget->hasAVX()">;
def HasSSE3 : Predicate<"Subtarget->hasSSE3() && !Subtarget->hasAVX()">;
def HasSSSE3 : Predicate<"Subtarget->hasSSSE3() && !Subtarget->hasAVX()">;
def HasSSE41 : Predicate<"Subtarget->hasSSE41() && !Subtarget->hasAVX()">;
def HasSSE42 : Predicate<"Subtarget->hasSSE42() && !Subtarget->hasAVX()">;
def HasSSE4A : Predicate<"Subtarget->hasSSE4A() && !Subtarget->hasAVX()">;
def HasAVX : Predicate<"Subtarget->hasAVX()">;
def HasCLMUL : Predicate<"Subtarget->hasCLMUL()">;
def HasFMA3 : Predicate<"Subtarget->hasFMA3()">;
def HasFMA4 : Predicate<"Subtarget->hasFMA4()">;
def FPStackf32 : Predicate<"!Subtarget->hasSSE1()">;
def FPStackf64 : Predicate<"!Subtarget->hasSSE2()">;
def In32BitMode : Predicate<"!Subtarget->is64Bit()">;
def In64BitMode : Predicate<"Subtarget->is64Bit()">;
def IsWin64 : Predicate<"Subtarget->isTargetWin64()">;
def NotWin64 : Predicate<"!Subtarget->isTargetWin64()">;
def SmallCode : Predicate<"TM.getCodeModel() == CodeModel::Small">;
def KernelCode : Predicate<"TM.getCodeModel() == CodeModel::Kernel">;
def FarData : Predicate<"TM.getCodeModel() != CodeModel::Small &&"
"TM.getCodeModel() != CodeModel::Kernel">;
def NearData : Predicate<"TM.getCodeModel() == CodeModel::Small ||"
"TM.getCodeModel() == CodeModel::Kernel">;
def IsStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">;
def IsNotPIC : Predicate<"TM.getRelocationModel() != Reloc::PIC_">;
def OptForSize : Predicate<"OptForSize">;
def OptForSpeed : Predicate<"!OptForSize">;
def FastBTMem : Predicate<"!Subtarget->isBTMemSlow()">;
def CallImmAddr : Predicate<"Subtarget->IsLegalToCallImmediateAddr(TM)">;
def HasAES : Predicate<"Subtarget->hasAES()">;
//===----------------------------------------------------------------------===//
// X86 Instruction Format Definitions.
//
include "X86InstrFormats.td"
//===----------------------------------------------------------------------===//
// Pattern fragments...
//
// X86 specific condition code. These correspond to CondCode in
// X86InstrInfo.h. They must be kept in synch.
def X86_COND_A : PatLeaf<(i8 0)>; // alt. COND_NBE
def X86_COND_AE : PatLeaf<(i8 1)>; // alt. COND_NC
def X86_COND_B : PatLeaf<(i8 2)>; // alt. COND_C
def X86_COND_BE : PatLeaf<(i8 3)>; // alt. COND_NA
def X86_COND_E : PatLeaf<(i8 4)>; // alt. COND_Z
def X86_COND_G : PatLeaf<(i8 5)>; // alt. COND_NLE
def X86_COND_GE : PatLeaf<(i8 6)>; // alt. COND_NL
def X86_COND_L : PatLeaf<(i8 7)>; // alt. COND_NGE
def X86_COND_LE : PatLeaf<(i8 8)>; // alt. COND_NG
def X86_COND_NE : PatLeaf<(i8 9)>; // alt. COND_NZ
def X86_COND_NO : PatLeaf<(i8 10)>;
def X86_COND_NP : PatLeaf<(i8 11)>; // alt. COND_PO
def X86_COND_NS : PatLeaf<(i8 12)>;
def X86_COND_O : PatLeaf<(i8 13)>;
def X86_COND_P : PatLeaf<(i8 14)>; // alt. COND_PE
def X86_COND_S : PatLeaf<(i8 15)>;
def immSext8 : PatLeaf<(imm), [{ return immSext8(N); }]>;
def i16immSExt8 : PatLeaf<(i16 immSext8)>;
def i32immSExt8 : PatLeaf<(i32 immSext8)>;
// Helper fragments for loads.
// It's always safe to treat a anyext i16 load as a i32 load if the i16 is
// known to be 32-bit aligned or better. Ditto for i8 to i16.
def loadi16 : PatFrag<(ops node:$ptr), (i16 (unindexedload node:$ptr)), [{
LoadSDNode *LD = cast<LoadSDNode>(N);
ISD::LoadExtType ExtType = LD->getExtensionType();
if (ExtType == ISD::NON_EXTLOAD)
return true;
if (ExtType == ISD::EXTLOAD)
return LD->getAlignment() >= 2 && !LD->isVolatile();
return false;
}]>;
def loadi16_anyext : PatFrag<(ops node:$ptr), (i32 (unindexedload node:$ptr)),[{
LoadSDNode *LD = cast<LoadSDNode>(N);
ISD::LoadExtType ExtType = LD->getExtensionType();
if (ExtType == ISD::EXTLOAD)
return LD->getAlignment() >= 2 && !LD->isVolatile();
return false;
}]>;
def loadi32 : PatFrag<(ops node:$ptr), (i32 (unindexedload node:$ptr)), [{
LoadSDNode *LD = cast<LoadSDNode>(N);
ISD::LoadExtType ExtType = LD->getExtensionType();
if (ExtType == ISD::NON_EXTLOAD)
return true;
if (ExtType == ISD::EXTLOAD)
return LD->getAlignment() >= 4 && !LD->isVolatile();
return false;
}]>;
def loadi8 : PatFrag<(ops node:$ptr), (i8 (load node:$ptr))>;
def loadi64 : PatFrag<(ops node:$ptr), (i64 (load node:$ptr))>;
def loadf32 : PatFrag<(ops node:$ptr), (f32 (load node:$ptr))>;
def loadf64 : PatFrag<(ops node:$ptr), (f64 (load node:$ptr))>;
def loadf80 : PatFrag<(ops node:$ptr), (f80 (load node:$ptr))>;
def sextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (sextloadi8 node:$ptr))>;
def sextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (sextloadi8 node:$ptr))>;
def sextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (sextloadi16 node:$ptr))>;
def zextloadi8i1 : PatFrag<(ops node:$ptr), (i8 (zextloadi1 node:$ptr))>;
def zextloadi16i1 : PatFrag<(ops node:$ptr), (i16 (zextloadi1 node:$ptr))>;
def zextloadi32i1 : PatFrag<(ops node:$ptr), (i32 (zextloadi1 node:$ptr))>;
def zextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (zextloadi8 node:$ptr))>;
def zextloadi32i8 : PatFrag<(ops node:$ptr), (i32 (zextloadi8 node:$ptr))>;
def zextloadi32i16 : PatFrag<(ops node:$ptr), (i32 (zextloadi16 node:$ptr))>;
def extloadi8i1 : PatFrag<(ops node:$ptr), (i8 (extloadi1 node:$ptr))>;
def extloadi16i1 : PatFrag<(ops node:$ptr), (i16 (extloadi1 node:$ptr))>;
def extloadi32i1 : PatFrag<(ops node:$ptr), (i32 (extloadi1 node:$ptr))>;
def extloadi16i8 : PatFrag<(ops node:$ptr), (i16 (extloadi8 node:$ptr))>;
def extloadi32i8 : PatFrag<(ops node:$ptr), (i32 (extloadi8 node:$ptr))>;
def extloadi32i16 : PatFrag<(ops node:$ptr), (i32 (extloadi16 node:$ptr))>;
// An 'and' node with a single use.
def and_su : PatFrag<(ops node:$lhs, node:$rhs), (and node:$lhs, node:$rhs), [{
return N->hasOneUse();
}]>;
// An 'srl' node with a single use.
def srl_su : PatFrag<(ops node:$lhs, node:$rhs), (srl node:$lhs, node:$rhs), [{
return N->hasOneUse();
}]>;
// An 'trunc' node with a single use.
def trunc_su : PatFrag<(ops node:$src), (trunc node:$src), [{
return N->hasOneUse();
}]>;
// Treat an 'or' node is as an 'add' if the or'ed bits are known to be zero.
def or_is_add : PatFrag<(ops node:$lhs, node:$rhs), (or node:$lhs, node:$rhs),[{
if (ConstantSDNode *CN = dyn_cast<ConstantSDNode>(N->getOperand(1)))
return CurDAG->MaskedValueIsZero(N->getOperand(0), CN->getAPIntValue());
unsigned BitWidth = N->getValueType(0).getScalarType().getSizeInBits();
APInt Mask = APInt::getAllOnesValue(BitWidth);
APInt KnownZero0, KnownOne0;
CurDAG->ComputeMaskedBits(N->getOperand(0), Mask, KnownZero0, KnownOne0, 0);
APInt KnownZero1, KnownOne1;
CurDAG->ComputeMaskedBits(N->getOperand(1), Mask, KnownZero1, KnownOne1, 0);
return (~KnownZero0 & ~KnownZero1) == 0;
}]>;
//===----------------------------------------------------------------------===//
// Instruction list.
//
// Nop
let neverHasSideEffects = 1 in {
def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", []>;
def NOOPW : I<0x1f, MRM0m, (outs), (ins i16mem:$zero),
"nop{w}\t$zero", []>, TB, OpSize;
def NOOPL : I<0x1f, MRM0m, (outs), (ins i32mem:$zero),
"nop{l}\t$zero", []>, TB;
}
// Constructing a stack frame.
def ENTER : Ii16<0xC8, RawFrmImm8, (outs), (ins i16imm:$len, i8imm:$lvl),
"enter\t$len, $lvl", []>;
let Defs = [EBP, ESP], Uses = [EBP, ESP], mayLoad = 1, neverHasSideEffects=1 in
def LEAVE : I<0xC9, RawFrm,
(outs), (ins), "leave", []>, Requires<[In32BitMode]>;
//===----------------------------------------------------------------------===//
// Miscellaneous Instructions...
//
def POPCNT16rr : I<0xB8, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
"popcnt{w}\t{$src, $dst|$dst, $src}", []>, OpSize, XS;
let mayLoad = 1 in
def POPCNT16rm : I<0xB8, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
"popcnt{w}\t{$src, $dst|$dst, $src}", []>, OpSize, XS;
def POPCNT32rr : I<0xB8, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
"popcnt{l}\t{$src, $dst|$dst, $src}", []>, XS;
let mayLoad = 1 in
def POPCNT32rm : I<0xB8, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
"popcnt{l}\t{$src, $dst|$dst, $src}", []>, XS;
let Defs = [ESP], Uses = [ESP], neverHasSideEffects=1 in {
let mayLoad = 1 in {
def POP16r : I<0x58, AddRegFrm, (outs GR16:$reg), (ins), "pop{w}\t$reg", []>,
OpSize;
def POP32r : I<0x58, AddRegFrm, (outs GR32:$reg), (ins), "pop{l}\t$reg", []>;
def POP16rmr: I<0x8F, MRM0r, (outs GR16:$reg), (ins), "pop{w}\t$reg", []>,
OpSize;
def POP16rmm: I<0x8F, MRM0m, (outs i16mem:$dst), (ins), "pop{w}\t$dst", []>,
OpSize;
def POP32rmr: I<0x8F, MRM0r, (outs GR32:$reg), (ins), "pop{l}\t$reg", []>;
def POP32rmm: I<0x8F, MRM0m, (outs i32mem:$dst), (ins), "pop{l}\t$dst", []>;
}
let mayStore = 1 in {
def PUSH16r : I<0x50, AddRegFrm, (outs), (ins GR16:$reg), "push{w}\t$reg",[]>,
OpSize;
def PUSH32r : I<0x50, AddRegFrm, (outs), (ins GR32:$reg), "push{l}\t$reg",[]>;
def PUSH16rmr: I<0xFF, MRM6r, (outs), (ins GR16:$reg), "push{w}\t$reg",[]>,
OpSize;
def PUSH16rmm: I<0xFF, MRM6m, (outs), (ins i16mem:$src), "push{w}\t$src",[]>,
OpSize;
def PUSH32rmr: I<0xFF, MRM6r, (outs), (ins GR32:$reg), "push{l}\t$reg",[]>;
def PUSH32rmm: I<0xFF, MRM6m, (outs), (ins i32mem:$src), "push{l}\t$src",[]>;
}
}
let Defs = [ESP], Uses = [ESP], neverHasSideEffects = 1, mayStore = 1 in {
def PUSHi8 : Ii8<0x6a, RawFrm, (outs), (ins i32i8imm:$imm),
"push{l}\t$imm", []>;
def PUSHi16 : Ii16<0x68, RawFrm, (outs), (ins i16imm:$imm),
"push{w}\t$imm", []>, OpSize;
def PUSHi32 : Ii32<0x68, RawFrm, (outs), (ins i32imm:$imm),
"push{l}\t$imm", []>;
}
let Defs = [ESP, EFLAGS], Uses = [ESP], mayLoad = 1, neverHasSideEffects=1 in {
def POPF16 : I<0x9D, RawFrm, (outs), (ins), "popf{w}", []>, OpSize;
def POPF32 : I<0x9D, RawFrm, (outs), (ins), "popf{l|d}", []>,
Requires<[In32BitMode]>;
}
let Defs = [ESP], Uses = [ESP, EFLAGS], mayStore = 1, neverHasSideEffects=1 in {
def PUSHF16 : I<0x9C, RawFrm, (outs), (ins), "pushf{w}", []>, OpSize;
def PUSHF32 : I<0x9C, RawFrm, (outs), (ins), "pushf{l|d}", []>,
Requires<[In32BitMode]>;
}
let Defs = [EDI, ESI, EBP, EBX, EDX, ECX, EAX, ESP], Uses = [ESP],
mayLoad=1, neverHasSideEffects=1 in {
def POPA32 : I<0x61, RawFrm, (outs), (ins), "popa{l}", []>,
Requires<[In32BitMode]>;
}
let Defs = [ESP], Uses = [EDI, ESI, EBP, EBX, EDX, ECX, EAX, ESP],
mayStore=1, neverHasSideEffects=1 in {
def PUSHA32 : I<0x60, RawFrm, (outs), (ins), "pusha{l}", []>,
Requires<[In32BitMode]>;
}
let Uses = [EFLAGS], Constraints = "$src = $dst" in // GR32 = bswap GR32
def BSWAP32r : I<0xC8, AddRegFrm,
(outs GR32:$dst), (ins GR32:$src),
"bswap{l}\t$dst",
[(set GR32:$dst, (bswap GR32:$src))]>, TB;
// Bit scan instructions.
let Defs = [EFLAGS] in {
def BSF16rr : I<0xBC, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
"bsf{w}\t{$src, $dst|$dst, $src}",
[(set GR16:$dst, EFLAGS, (X86bsf GR16:$src))]>, TB, OpSize;
def BSF16rm : I<0xBC, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
"bsf{w}\t{$src, $dst|$dst, $src}",
[(set GR16:$dst, EFLAGS, (X86bsf (loadi16 addr:$src)))]>, TB,
OpSize;
def BSF32rr : I<0xBC, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
"bsf{l}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, EFLAGS, (X86bsf GR32:$src))]>, TB;
def BSF32rm : I<0xBC, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
"bsf{l}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, EFLAGS, (X86bsf (loadi32 addr:$src)))]>, TB;
def BSR16rr : I<0xBD, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
"bsr{w}\t{$src, $dst|$dst, $src}",
[(set GR16:$dst, EFLAGS, (X86bsr GR16:$src))]>, TB, OpSize;
def BSR16rm : I<0xBD, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
"bsr{w}\t{$src, $dst|$dst, $src}",
[(set GR16:$dst, EFLAGS, (X86bsr (loadi16 addr:$src)))]>, TB,
OpSize;
def BSR32rr : I<0xBD, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
"bsr{l}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, EFLAGS, (X86bsr GR32:$src))]>, TB;
def BSR32rm : I<0xBD, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
"bsr{l}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, EFLAGS, (X86bsr (loadi32 addr:$src)))]>, TB;
} // Defs = [EFLAGS]
let neverHasSideEffects = 1 in
def LEA16r : I<0x8D, MRMSrcMem,
(outs GR16:$dst), (ins i32mem:$src),
"lea{w}\t{$src|$dst}, {$dst|$src}", []>, OpSize;
let isReMaterializable = 1 in
def LEA32r : I<0x8D, MRMSrcMem,
(outs GR32:$dst), (ins i32mem:$src),
"lea{l}\t{$src|$dst}, {$dst|$src}",
[(set GR32:$dst, lea32addr:$src)]>, Requires<[In32BitMode]>;
// These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI
let Defs = [EDI,ESI], Uses = [EDI,ESI,EFLAGS] in {
def MOVSB : I<0xA4, RawFrm, (outs), (ins), "{movsb}", []>;
def MOVSW : I<0xA5, RawFrm, (outs), (ins), "{movsw}", []>, OpSize;
def MOVSD : I<0xA5, RawFrm, (outs), (ins), "{movsl|movsd}", []>;
def MOVSQ : RI<0xA5, RawFrm, (outs), (ins), "movsq", []>;
}
// These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI
let Defs = [EDI], Uses = [AL,EDI,EFLAGS] in
def STOSB : I<0xAA, RawFrm, (outs), (ins), "{stosb}", []>;
let Defs = [EDI], Uses = [AX,EDI,EFLAGS] in
def STOSW : I<0xAB, RawFrm, (outs), (ins), "{stosw}", []>, OpSize;
let Defs = [EDI], Uses = [EAX,EDI,EFLAGS] in
def STOSD : I<0xAB, RawFrm, (outs), (ins), "{stosl|stosd}", []>;
let Defs = [RCX,RDI], Uses = [RAX,RCX,RDI,EFLAGS] in
def STOSQ : RI<0xAB, RawFrm, (outs), (ins), "stosq", []>;
def SCAS8 : I<0xAE, RawFrm, (outs), (ins), "scas{b}", []>;
def SCAS16 : I<0xAF, RawFrm, (outs), (ins), "scas{w}", []>, OpSize;
def SCAS32 : I<0xAF, RawFrm, (outs), (ins), "scas{l}", []>;
def SCAS64 : RI<0xAF, RawFrm, (outs), (ins), "scasq", []>;
def CMPS8 : I<0xA6, RawFrm, (outs), (ins), "cmps{b}", []>;
def CMPS16 : I<0xA7, RawFrm, (outs), (ins), "cmps{w}", []>, OpSize;
def CMPS32 : I<0xA7, RawFrm, (outs), (ins), "cmps{l}", []>;
def CMPS64 : RI<0xA7, RawFrm, (outs), (ins), "cmpsq", []>;
//===----------------------------------------------------------------------===//
// Move Instructions.
//
let neverHasSideEffects = 1 in {
def MOV8rr : I<0x88, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src),
"mov{b}\t{$src, $dst|$dst, $src}", []>;
def MOV16rr : I<0x89, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
"mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
def MOV32rr : I<0x89, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
"mov{l}\t{$src, $dst|$dst, $src}", []>;
}
let isReMaterializable = 1, isAsCheapAsAMove = 1 in {
def MOV8ri : Ii8 <0xB0, AddRegFrm, (outs GR8 :$dst), (ins i8imm :$src),
"mov{b}\t{$src, $dst|$dst, $src}",
[(set GR8:$dst, imm:$src)]>;
def MOV16ri : Ii16<0xB8, AddRegFrm, (outs GR16:$dst), (ins i16imm:$src),
"mov{w}\t{$src, $dst|$dst, $src}",
[(set GR16:$dst, imm:$src)]>, OpSize;
def MOV32ri : Ii32<0xB8, AddRegFrm, (outs GR32:$dst), (ins i32imm:$src),
"mov{l}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, imm:$src)]>;
}
def MOV8mi : Ii8 <0xC6, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src),
"mov{b}\t{$src, $dst|$dst, $src}",
[(store (i8 imm:$src), addr:$dst)]>;
def MOV16mi : Ii16<0xC7, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src),
"mov{w}\t{$src, $dst|$dst, $src}",
[(store (i16 imm:$src), addr:$dst)]>, OpSize;
def MOV32mi : Ii32<0xC7, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src),
"mov{l}\t{$src, $dst|$dst, $src}",
[(store (i32 imm:$src), addr:$dst)]>;
/// moffs8, moffs16 and moffs32 versions of moves. The immediate is a
/// 32-bit offset from the PC. These are only valid in x86-32 mode.
def MOV8o8a : Ii32 <0xA0, RawFrm, (outs), (ins offset8:$src),
"mov{b}\t{$src, %al|%al, $src}", []>,
Requires<[In32BitMode]>;
def MOV16o16a : Ii32 <0xA1, RawFrm, (outs), (ins offset16:$src),
"mov{w}\t{$src, %ax|%ax, $src}", []>, OpSize,
Requires<[In32BitMode]>;
def MOV32o32a : Ii32 <0xA1, RawFrm, (outs), (ins offset32:$src),
"mov{l}\t{$src, %eax|%eax, $src}", []>,
Requires<[In32BitMode]>;
def MOV8ao8 : Ii32 <0xA2, RawFrm, (outs offset8:$dst), (ins),
"mov{b}\t{%al, $dst|$dst, %al}", []>,
Requires<[In32BitMode]>;
def MOV16ao16 : Ii32 <0xA3, RawFrm, (outs offset16:$dst), (ins),
"mov{w}\t{%ax, $dst|$dst, %ax}", []>, OpSize,
Requires<[In32BitMode]>;
def MOV32ao32 : Ii32 <0xA3, RawFrm, (outs offset32:$dst), (ins),
"mov{l}\t{%eax, $dst|$dst, %eax}", []>,
Requires<[In32BitMode]>;
let isCodeGenOnly = 1 in {
def MOV8rr_REV : I<0x8A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src),
"mov{b}\t{$src, $dst|$dst, $src}", []>;
def MOV16rr_REV : I<0x8B, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src),
"mov{w}\t{$src, $dst|$dst, $src}", []>, OpSize;
def MOV32rr_REV : I<0x8B, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src),
"mov{l}\t{$src, $dst|$dst, $src}", []>;
}
let canFoldAsLoad = 1, isReMaterializable = 1 in {
def MOV8rm : I<0x8A, MRMSrcMem, (outs GR8 :$dst), (ins i8mem :$src),
"mov{b}\t{$src, $dst|$dst, $src}",
[(set GR8:$dst, (loadi8 addr:$src))]>;
def MOV16rm : I<0x8B, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src),
"mov{w}\t{$src, $dst|$dst, $src}",
[(set GR16:$dst, (loadi16 addr:$src))]>, OpSize;
def MOV32rm : I<0x8B, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src),
"mov{l}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, (loadi32 addr:$src))]>;
}
def MOV8mr : I<0x88, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src),
"mov{b}\t{$src, $dst|$dst, $src}",
[(store GR8:$src, addr:$dst)]>;
def MOV16mr : I<0x89, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
"mov{w}\t{$src, $dst|$dst, $src}",
[(store GR16:$src, addr:$dst)]>, OpSize;
def MOV32mr : I<0x89, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
"mov{l}\t{$src, $dst|$dst, $src}",
[(store GR32:$src, addr:$dst)]>;
/// Versions of MOV32rr, MOV32rm, and MOV32mr for i32mem_TC and GR32_TC.
let isCodeGenOnly = 1 in {
let neverHasSideEffects = 1 in
def MOV32rr_TC : I<0x89, MRMDestReg, (outs GR32_TC:$dst), (ins GR32_TC:$src),
"mov{l}\t{$src, $dst|$dst, $src}", []>;
let mayLoad = 1,
canFoldAsLoad = 1, isReMaterializable = 1 in
def MOV32rm_TC : I<0x8B, MRMSrcMem, (outs GR32_TC:$dst), (ins i32mem_TC:$src),
"mov{l}\t{$src, $dst|$dst, $src}",
[]>;
let mayStore = 1 in
def MOV32mr_TC : I<0x89, MRMDestMem, (outs), (ins i32mem_TC:$dst, GR32_TC:$src),
"mov{l}\t{$src, $dst|$dst, $src}",
[]>;
}
// Versions of MOV8rr, MOV8mr, and MOV8rm that use i8mem_NOREX and GR8_NOREX so
// that they can be used for copying and storing h registers, which can't be
// encoded when a REX prefix is present.
let isCodeGenOnly = 1 in {
let neverHasSideEffects = 1 in
def MOV8rr_NOREX : I<0x88, MRMDestReg,
(outs GR8_NOREX:$dst), (ins GR8_NOREX:$src),
"mov{b}\t{$src, $dst|$dst, $src} # NOREX", []>;
let mayStore = 1 in
def MOV8mr_NOREX : I<0x88, MRMDestMem,
(outs), (ins i8mem_NOREX:$dst, GR8_NOREX:$src),
"mov{b}\t{$src, $dst|$dst, $src} # NOREX", []>;
let mayLoad = 1,
canFoldAsLoad = 1, isReMaterializable = 1 in
def MOV8rm_NOREX : I<0x8A, MRMSrcMem,
(outs GR8_NOREX:$dst), (ins i8mem_NOREX:$src),
"mov{b}\t{$src, $dst|$dst, $src} # NOREX", []>;
}
//===----------------------------------------------------------------------===//
// Fixed-Register Multiplication and Division Instructions...
//
// Extra precision multiplication
// AL is really implied by AX, but the registers in Defs must match the
// SDNode results (i8, i32).
let Defs = [AL,EFLAGS,AX], Uses = [AL] in
def MUL8r : I<0xF6, MRM4r, (outs), (ins GR8:$src), "mul{b}\t$src",
// FIXME: Used for 8-bit mul, ignore result upper 8 bits.
// This probably ought to be moved to a def : Pat<> if the
// syntax can be accepted.
[(set AL, (mul AL, GR8:$src)),
(implicit EFLAGS)]>; // AL,AH = AL*GR8
let Defs = [AX,DX,EFLAGS], Uses = [AX], neverHasSideEffects = 1 in
def MUL16r : I<0xF7, MRM4r, (outs), (ins GR16:$src),
"mul{w}\t$src",
[]>, OpSize; // AX,DX = AX*GR16
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX], neverHasSideEffects = 1 in
def MUL32r : I<0xF7, MRM4r, (outs), (ins GR32:$src),
"mul{l}\t$src",
[]>; // EAX,EDX = EAX*GR32
let Defs = [AL,EFLAGS,AX], Uses = [AL] in
def MUL8m : I<0xF6, MRM4m, (outs), (ins i8mem :$src),
"mul{b}\t$src",
// FIXME: Used for 8-bit mul, ignore result upper 8 bits.
// This probably ought to be moved to a def : Pat<> if the
// syntax can be accepted.
[(set AL, (mul AL, (loadi8 addr:$src))),
(implicit EFLAGS)]>; // AL,AH = AL*[mem8]
let mayLoad = 1, neverHasSideEffects = 1 in {
let Defs = [AX,DX,EFLAGS], Uses = [AX] in
def MUL16m : I<0xF7, MRM4m, (outs), (ins i16mem:$src),
"mul{w}\t$src",
[]>, OpSize; // AX,DX = AX*[mem16]
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
def MUL32m : I<0xF7, MRM4m, (outs), (ins i32mem:$src),
"mul{l}\t$src",
[]>; // EAX,EDX = EAX*[mem32]
}
let neverHasSideEffects = 1 in {
let Defs = [AL,EFLAGS,AX], Uses = [AL] in
def IMUL8r : I<0xF6, MRM5r, (outs), (ins GR8:$src), "imul{b}\t$src", []>;
// AL,AH = AL*GR8
let Defs = [AX,DX,EFLAGS], Uses = [AX] in
def IMUL16r : I<0xF7, MRM5r, (outs), (ins GR16:$src), "imul{w}\t$src", []>,
OpSize; // AX,DX = AX*GR16
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
def IMUL32r : I<0xF7, MRM5r, (outs), (ins GR32:$src), "imul{l}\t$src", []>;
// EAX,EDX = EAX*GR32
let mayLoad = 1 in {
let Defs = [AL,EFLAGS,AX], Uses = [AL] in
def IMUL8m : I<0xF6, MRM5m, (outs), (ins i8mem :$src),
"imul{b}\t$src", []>; // AL,AH = AL*[mem8]
let Defs = [AX,DX,EFLAGS], Uses = [AX] in
def IMUL16m : I<0xF7, MRM5m, (outs), (ins i16mem:$src),
"imul{w}\t$src", []>, OpSize; // AX,DX = AX*[mem16]
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX] in
def IMUL32m : I<0xF7, MRM5m, (outs), (ins i32mem:$src),
"imul{l}\t$src", []>; // EAX,EDX = EAX*[mem32]
}
} // neverHasSideEffects
// unsigned division/remainder
let Defs = [AL,EFLAGS,AX], Uses = [AX] in
def DIV8r : I<0xF6, MRM6r, (outs), (ins GR8:$src), // AX/r8 = AL,AH
"div{b}\t$src", []>;
let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
def DIV16r : I<0xF7, MRM6r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX
"div{w}\t$src", []>, OpSize;
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
def DIV32r : I<0xF7, MRM6r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX
"div{l}\t$src", []>;
let mayLoad = 1 in {
let Defs = [AL,EFLAGS,AX], Uses = [AX] in
def DIV8m : I<0xF6, MRM6m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH
"div{b}\t$src", []>;
let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
def DIV16m : I<0xF7, MRM6m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX
"div{w}\t$src", []>, OpSize;
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
// EDX:EAX/[mem32] = EAX,EDX
def DIV32m : I<0xF7, MRM6m, (outs), (ins i32mem:$src),
"div{l}\t$src", []>;
}
// Signed division/remainder.
let Defs = [AL,EFLAGS,AX], Uses = [AX] in
def IDIV8r : I<0xF6, MRM7r, (outs), (ins GR8:$src), // AX/r8 = AL,AH
"idiv{b}\t$src", []>;
let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
def IDIV16r: I<0xF7, MRM7r, (outs), (ins GR16:$src), // DX:AX/r16 = AX,DX
"idiv{w}\t$src", []>, OpSize;
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
def IDIV32r: I<0xF7, MRM7r, (outs), (ins GR32:$src), // EDX:EAX/r32 = EAX,EDX
"idiv{l}\t$src", []>;
let mayLoad = 1, mayLoad = 1 in {
let Defs = [AL,EFLAGS,AX], Uses = [AX] in
def IDIV8m : I<0xF6, MRM7m, (outs), (ins i8mem:$src), // AX/[mem8] = AL,AH
"idiv{b}\t$src", []>;
let Defs = [AX,DX,EFLAGS], Uses = [AX,DX] in
def IDIV16m: I<0xF7, MRM7m, (outs), (ins i16mem:$src), // DX:AX/[mem16] = AX,DX
"idiv{w}\t$src", []>, OpSize;
let Defs = [EAX,EDX,EFLAGS], Uses = [EAX,EDX] in
def IDIV32m: I<0xF7, MRM7m, (outs), (ins i32mem:$src),
// EDX:EAX/[mem32] = EAX,EDX
"idiv{l}\t$src", []>;
}
//===----------------------------------------------------------------------===//
// Two address Instructions.
//
let Constraints = "$src1 = $dst" in {
// unary instructions
let CodeSize = 2 in {
let Defs = [EFLAGS] in {
def NEG8r : I<0xF6, MRM3r, (outs GR8 :$dst), (ins GR8 :$src1),
"neg{b}\t$dst",
[(set GR8:$dst, (ineg GR8:$src1)),
(implicit EFLAGS)]>;
def NEG16r : I<0xF7, MRM3r, (outs GR16:$dst), (ins GR16:$src1),
"neg{w}\t$dst",
[(set GR16:$dst, (ineg GR16:$src1)),
(implicit EFLAGS)]>, OpSize;
def NEG32r : I<0xF7, MRM3r, (outs GR32:$dst), (ins GR32:$src1),
"neg{l}\t$dst",
[(set GR32:$dst, (ineg GR32:$src1)),
(implicit EFLAGS)]>;
let Constraints = "" in {
def NEG8m : I<0xF6, MRM3m, (outs), (ins i8mem :$dst),
"neg{b}\t$dst",
[(store (ineg (loadi8 addr:$dst)), addr:$dst),
(implicit EFLAGS)]>;
def NEG16m : I<0xF7, MRM3m, (outs), (ins i16mem:$dst),
"neg{w}\t$dst",
[(store (ineg (loadi16 addr:$dst)), addr:$dst),
(implicit EFLAGS)]>, OpSize;
def NEG32m : I<0xF7, MRM3m, (outs), (ins i32mem:$dst),
"neg{l}\t$dst",
[(store (ineg (loadi32 addr:$dst)), addr:$dst),
(implicit EFLAGS)]>;
} // Constraints = ""
} // Defs = [EFLAGS]
// Match xor -1 to not. Favors these over a move imm + xor to save code size.
let AddedComplexity = 15 in {
def NOT8r : I<0xF6, MRM2r, (outs GR8 :$dst), (ins GR8 :$src1),
"not{b}\t$dst",
[(set GR8:$dst, (not GR8:$src1))]>;
def NOT16r : I<0xF7, MRM2r, (outs GR16:$dst), (ins GR16:$src1),
"not{w}\t$dst",
[(set GR16:$dst, (not GR16:$src1))]>, OpSize;
def NOT32r : I<0xF7, MRM2r, (outs GR32:$dst), (ins GR32:$src1),
"not{l}\t$dst",
[(set GR32:$dst, (not GR32:$src1))]>;
}
let Constraints = "" in {
def NOT8m : I<0xF6, MRM2m, (outs), (ins i8mem :$dst),
"not{b}\t$dst",
[(store (not (loadi8 addr:$dst)), addr:$dst)]>;
def NOT16m : I<0xF7, MRM2m, (outs), (ins i16mem:$dst),
"not{w}\t$dst",
[(store (not (loadi16 addr:$dst)), addr:$dst)]>, OpSize;
def NOT32m : I<0xF7, MRM2m, (outs), (ins i32mem:$dst),
"not{l}\t$dst",
[(store (not (loadi32 addr:$dst)), addr:$dst)]>;
} // Constraints = ""
} // CodeSize
// TODO: inc/dec is slow for P4, but fast for Pentium-M.
let Defs = [EFLAGS] in {
let CodeSize = 2 in
def INC8r : I<0xFE, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1),
"inc{b}\t$dst",
[(set GR8:$dst, EFLAGS, (X86inc_flag GR8:$src1))]>;
let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA.
def INC16r : I<0x40, AddRegFrm, (outs GR16:$dst), (ins GR16:$src1),
"inc{w}\t$dst",
[(set GR16:$dst, EFLAGS, (X86inc_flag GR16:$src1))]>,
OpSize, Requires<[In32BitMode]>;
def INC32r : I<0x40, AddRegFrm, (outs GR32:$dst), (ins GR32:$src1),
"inc{l}\t$dst",
[(set GR32:$dst, EFLAGS, (X86inc_flag GR32:$src1))]>,
Requires<[In32BitMode]>;
}
let Constraints = "", CodeSize = 2 in {
def INC8m : I<0xFE, MRM0m, (outs), (ins i8mem :$dst), "inc{b}\t$dst",
[(store (add (loadi8 addr:$dst), 1), addr:$dst),
(implicit EFLAGS)]>;
def INC16m : I<0xFF, MRM0m, (outs), (ins i16mem:$dst), "inc{w}\t$dst",
[(store (add (loadi16 addr:$dst), 1), addr:$dst),
(implicit EFLAGS)]>,
OpSize, Requires<[In32BitMode]>;
def INC32m : I<0xFF, MRM0m, (outs), (ins i32mem:$dst), "inc{l}\t$dst",
[(store (add (loadi32 addr:$dst), 1), addr:$dst),
(implicit EFLAGS)]>,
Requires<[In32BitMode]>;
} // Constraints = "", CodeSize = 2
let CodeSize = 2 in
def DEC8r : I<0xFE, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1),
"dec{b}\t$dst",
[(set GR8:$dst, EFLAGS, (X86dec_flag GR8:$src1))]>;
let isConvertibleToThreeAddress = 1, CodeSize = 1 in { // Can xform into LEA.
def DEC16r : I<0x48, AddRegFrm, (outs GR16:$dst), (ins GR16:$src1),
"dec{w}\t$dst",
[(set GR16:$dst, EFLAGS, (X86dec_flag GR16:$src1))]>,
OpSize, Requires<[In32BitMode]>;
def DEC32r : I<0x48, AddRegFrm, (outs GR32:$dst), (ins GR32:$src1),
"dec{l}\t$dst",
[(set GR32:$dst, EFLAGS, (X86dec_flag GR32:$src1))]>,
Requires<[In32BitMode]>;
} // CodeSize = 2
let Constraints = "", CodeSize = 2 in {
def DEC8m : I<0xFE, MRM1m, (outs), (ins i8mem :$dst), "dec{b}\t$dst",
[(store (add (loadi8 addr:$dst), -1), addr:$dst),
(implicit EFLAGS)]>;
def DEC16m : I<0xFF, MRM1m, (outs), (ins i16mem:$dst), "dec{w}\t$dst",
[(store (add (loadi16 addr:$dst), -1), addr:$dst),
(implicit EFLAGS)]>,
OpSize, Requires<[In32BitMode]>;
def DEC32m : I<0xFF, MRM1m, (outs), (ins i32mem:$dst), "dec{l}\t$dst",
[(store (add (loadi32 addr:$dst), -1), addr:$dst),
(implicit EFLAGS)]>,
Requires<[In32BitMode]>;
} // Constraints = "", CodeSize = 2
} // Defs = [EFLAGS]
// Logical operators...
let Defs = [EFLAGS] in {
let isCommutable = 1 in { // X = AND Y, Z --> X = AND Z, Y
def AND8rr : I<0x20, MRMDestReg,
(outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
"and{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS, (X86and_flag GR8:$src1, GR8:$src2))]>;
def AND16rr : I<0x21, MRMDestReg,
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"and{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86and_flag GR16:$src1,
GR16:$src2))]>, OpSize;
def AND32rr : I<0x21, MRMDestReg,
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"and{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86and_flag GR32:$src1,
GR32:$src2))]>;
}
// AND instructions with the destination register in REG and the source register
// in R/M. Included for the disassembler.
let isCodeGenOnly = 1 in {
def AND8rr_REV : I<0x22, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
"and{b}\t{$src2, $dst|$dst, $src2}", []>;
def AND16rr_REV : I<0x23, MRMSrcReg, (outs GR16:$dst),
(ins GR16:$src1, GR16:$src2),
"and{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
def AND32rr_REV : I<0x23, MRMSrcReg, (outs GR32:$dst),
(ins GR32:$src1, GR32:$src2),
"and{l}\t{$src2, $dst|$dst, $src2}", []>;
}
def AND8rm : I<0x22, MRMSrcMem,
(outs GR8 :$dst), (ins GR8 :$src1, i8mem :$src2),
"and{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS, (X86and_flag GR8:$src1,
(loadi8 addr:$src2)))]>;
def AND16rm : I<0x23, MRMSrcMem,
(outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
"and{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86and_flag GR16:$src1,
(loadi16 addr:$src2)))]>,
OpSize;
def AND32rm : I<0x23, MRMSrcMem,
(outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
"and{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86and_flag GR32:$src1,
(loadi32 addr:$src2)))]>;
def AND8ri : Ii8<0x80, MRM4r,
(outs GR8 :$dst), (ins GR8 :$src1, i8imm :$src2),
"and{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS, (X86and_flag GR8:$src1,
imm:$src2))]>;
def AND16ri : Ii16<0x81, MRM4r,
(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
"and{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86and_flag GR16:$src1,
imm:$src2))]>, OpSize;
def AND32ri : Ii32<0x81, MRM4r,
(outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
"and{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86and_flag GR32:$src1,
imm:$src2))]>;
def AND16ri8 : Ii8<0x83, MRM4r,
(outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
"and{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86and_flag GR16:$src1,
i16immSExt8:$src2))]>,
OpSize;
def AND32ri8 : Ii8<0x83, MRM4r,
(outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
"and{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86and_flag GR32:$src1,
i32immSExt8:$src2))]>;
let Constraints = "" in {
def AND8mr : I<0x20, MRMDestMem,
(outs), (ins i8mem :$dst, GR8 :$src),
"and{b}\t{$src, $dst|$dst, $src}",
[(store (and (load addr:$dst), GR8:$src), addr:$dst),
(implicit EFLAGS)]>;
def AND16mr : I<0x21, MRMDestMem,
(outs), (ins i16mem:$dst, GR16:$src),
"and{w}\t{$src, $dst|$dst, $src}",
[(store (and (load addr:$dst), GR16:$src), addr:$dst),
(implicit EFLAGS)]>,
OpSize;
def AND32mr : I<0x21, MRMDestMem,
(outs), (ins i32mem:$dst, GR32:$src),
"and{l}\t{$src, $dst|$dst, $src}",
[(store (and (load addr:$dst), GR32:$src), addr:$dst),
(implicit EFLAGS)]>;
def AND8mi : Ii8<0x80, MRM4m,
(outs), (ins i8mem :$dst, i8imm :$src),
"and{b}\t{$src, $dst|$dst, $src}",
[(store (and (loadi8 addr:$dst), imm:$src), addr:$dst),
(implicit EFLAGS)]>;
def AND16mi : Ii16<0x81, MRM4m,
(outs), (ins i16mem:$dst, i16imm:$src),
"and{w}\t{$src, $dst|$dst, $src}",
[(store (and (loadi16 addr:$dst), imm:$src), addr:$dst),
(implicit EFLAGS)]>,
OpSize;
def AND32mi : Ii32<0x81, MRM4m,
(outs), (ins i32mem:$dst, i32imm:$src),
"and{l}\t{$src, $dst|$dst, $src}",
[(store (and (loadi32 addr:$dst), imm:$src), addr:$dst),
(implicit EFLAGS)]>;
def AND16mi8 : Ii8<0x83, MRM4m,
(outs), (ins i16mem:$dst, i16i8imm :$src),
"and{w}\t{$src, $dst|$dst, $src}",
[(store (and (load addr:$dst), i16immSExt8:$src), addr:$dst),
(implicit EFLAGS)]>,
OpSize;
def AND32mi8 : Ii8<0x83, MRM4m,
(outs), (ins i32mem:$dst, i32i8imm :$src),
"and{l}\t{$src, $dst|$dst, $src}",
[(store (and (load addr:$dst), i32immSExt8:$src), addr:$dst),
(implicit EFLAGS)]>;
def AND8i8 : Ii8<0x24, RawFrm, (outs), (ins i8imm:$src),
"and{b}\t{$src, %al|%al, $src}", []>;
def AND16i16 : Ii16<0x25, RawFrm, (outs), (ins i16imm:$src),
"and{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
def AND32i32 : Ii32<0x25, RawFrm, (outs), (ins i32imm:$src),
"and{l}\t{$src, %eax|%eax, $src}", []>;
} // Constraints = ""
let isCommutable = 1 in { // X = OR Y, Z --> X = OR Z, Y
def OR8rr : I<0x08, MRMDestReg, (outs GR8 :$dst),
(ins GR8 :$src1, GR8 :$src2),
"or{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS, (X86or_flag GR8:$src1, GR8:$src2))]>;
def OR16rr : I<0x09, MRMDestReg, (outs GR16:$dst),
(ins GR16:$src1, GR16:$src2),
"or{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86or_flag GR16:$src1,GR16:$src2))]>,
OpSize;
def OR32rr : I<0x09, MRMDestReg, (outs GR32:$dst),
(ins GR32:$src1, GR32:$src2),
"or{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86or_flag GR32:$src1,GR32:$src2))]>;
}
// OR instructions with the destination register in REG and the source register
// in R/M. Included for the disassembler.
let isCodeGenOnly = 1 in {
def OR8rr_REV : I<0x0A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
"or{b}\t{$src2, $dst|$dst, $src2}", []>;
def OR16rr_REV : I<0x0B, MRMSrcReg, (outs GR16:$dst),
(ins GR16:$src1, GR16:$src2),
"or{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
def OR32rr_REV : I<0x0B, MRMSrcReg, (outs GR32:$dst),
(ins GR32:$src1, GR32:$src2),
"or{l}\t{$src2, $dst|$dst, $src2}", []>;
}
def OR8rm : I<0x0A, MRMSrcMem, (outs GR8 :$dst),
(ins GR8 :$src1, i8mem :$src2),
"or{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS, (X86or_flag GR8:$src1,
(load addr:$src2)))]>;
def OR16rm : I<0x0B, MRMSrcMem, (outs GR16:$dst),
(ins GR16:$src1, i16mem:$src2),
"or{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86or_flag GR16:$src1,
(load addr:$src2)))]>,
OpSize;
def OR32rm : I<0x0B, MRMSrcMem, (outs GR32:$dst),
(ins GR32:$src1, i32mem:$src2),
"or{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86or_flag GR32:$src1,
(load addr:$src2)))]>;
def OR8ri : Ii8 <0x80, MRM1r, (outs GR8 :$dst),
(ins GR8 :$src1, i8imm:$src2),
"or{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst,EFLAGS, (X86or_flag GR8:$src1, imm:$src2))]>;
def OR16ri : Ii16<0x81, MRM1r, (outs GR16:$dst),
(ins GR16:$src1, i16imm:$src2),
"or{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86or_flag GR16:$src1,
imm:$src2))]>, OpSize;
def OR32ri : Ii32<0x81, MRM1r, (outs GR32:$dst),
(ins GR32:$src1, i32imm:$src2),
"or{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86or_flag GR32:$src1,
imm:$src2))]>;
def OR16ri8 : Ii8<0x83, MRM1r, (outs GR16:$dst),
(ins GR16:$src1, i16i8imm:$src2),
"or{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86or_flag GR16:$src1,
i16immSExt8:$src2))]>, OpSize;
def OR32ri8 : Ii8<0x83, MRM1r, (outs GR32:$dst),
(ins GR32:$src1, i32i8imm:$src2),
"or{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86or_flag GR32:$src1,
i32immSExt8:$src2))]>;
let Constraints = "" in {
def OR8mr : I<0x08, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
"or{b}\t{$src, $dst|$dst, $src}",
[(store (or (load addr:$dst), GR8:$src), addr:$dst),
(implicit EFLAGS)]>;
def OR16mr : I<0x09, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
"or{w}\t{$src, $dst|$dst, $src}",
[(store (or (load addr:$dst), GR16:$src), addr:$dst),
(implicit EFLAGS)]>, OpSize;
def OR32mr : I<0x09, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
"or{l}\t{$src, $dst|$dst, $src}",
[(store (or (load addr:$dst), GR32:$src), addr:$dst),
(implicit EFLAGS)]>;
def OR8mi : Ii8<0x80, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src),
"or{b}\t{$src, $dst|$dst, $src}",
[(store (or (loadi8 addr:$dst), imm:$src), addr:$dst),
(implicit EFLAGS)]>;
def OR16mi : Ii16<0x81, MRM1m, (outs), (ins i16mem:$dst, i16imm:$src),
"or{w}\t{$src, $dst|$dst, $src}",
[(store (or (loadi16 addr:$dst), imm:$src), addr:$dst),
(implicit EFLAGS)]>,
OpSize;
def OR32mi : Ii32<0x81, MRM1m, (outs), (ins i32mem:$dst, i32imm:$src),
"or{l}\t{$src, $dst|$dst, $src}",
[(store (or (loadi32 addr:$dst), imm:$src), addr:$dst),
(implicit EFLAGS)]>;
def OR16mi8 : Ii8<0x83, MRM1m, (outs), (ins i16mem:$dst, i16i8imm:$src),
"or{w}\t{$src, $dst|$dst, $src}",
[(store (or (load addr:$dst), i16immSExt8:$src), addr:$dst),
(implicit EFLAGS)]>,
OpSize;
def OR32mi8 : Ii8<0x83, MRM1m, (outs), (ins i32mem:$dst, i32i8imm:$src),
"or{l}\t{$src, $dst|$dst, $src}",
[(store (or (load addr:$dst), i32immSExt8:$src), addr:$dst),
(implicit EFLAGS)]>;
def OR8i8 : Ii8 <0x0C, RawFrm, (outs), (ins i8imm:$src),
"or{b}\t{$src, %al|%al, $src}", []>;
def OR16i16 : Ii16 <0x0D, RawFrm, (outs), (ins i16imm:$src),
"or{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
def OR32i32 : Ii32 <0x0D, RawFrm, (outs), (ins i32imm:$src),
"or{l}\t{$src, %eax|%eax, $src}", []>;
} // Constraints = ""
let isCommutable = 1 in { // X = XOR Y, Z --> X = XOR Z, Y
def XOR8rr : I<0x30, MRMDestReg,
(outs GR8 :$dst), (ins GR8 :$src1, GR8 :$src2),
"xor{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS, (X86xor_flag GR8:$src1,
GR8:$src2))]>;
def XOR16rr : I<0x31, MRMDestReg,
(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
"xor{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86xor_flag GR16:$src1,
GR16:$src2))]>, OpSize;
def XOR32rr : I<0x31, MRMDestReg,
(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
"xor{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86xor_flag GR32:$src1,
GR32:$src2))]>;
} // isCommutable = 1
// XOR instructions with the destination register in REG and the source register
// in R/M. Included for the disassembler.
let isCodeGenOnly = 1 in {
def XOR8rr_REV : I<0x32, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
"xor{b}\t{$src2, $dst|$dst, $src2}", []>;
def XOR16rr_REV : I<0x33, MRMSrcReg, (outs GR16:$dst),
(ins GR16:$src1, GR16:$src2),
"xor{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
def XOR32rr_REV : I<0x33, MRMSrcReg, (outs GR32:$dst),
(ins GR32:$src1, GR32:$src2),
"xor{l}\t{$src2, $dst|$dst, $src2}", []>;
}
def XOR8rm : I<0x32, MRMSrcMem,
(outs GR8 :$dst), (ins GR8:$src1, i8mem :$src2),
"xor{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS, (X86xor_flag GR8:$src1,
(load addr:$src2)))]>;
def XOR16rm : I<0x33, MRMSrcMem,
(outs GR16:$dst), (ins GR16:$src1, i16mem:$src2),
"xor{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86xor_flag GR16:$src1,
(load addr:$src2)))]>,
OpSize;
def XOR32rm : I<0x33, MRMSrcMem,
(outs GR32:$dst), (ins GR32:$src1, i32mem:$src2),
"xor{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86xor_flag GR32:$src1,
(load addr:$src2)))]>;
def XOR8ri : Ii8<0x80, MRM6r,
(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
"xor{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS, (X86xor_flag GR8:$src1, imm:$src2))]>;
def XOR16ri : Ii16<0x81, MRM6r,
(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
"xor{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86xor_flag GR16:$src1,
imm:$src2))]>, OpSize;
def XOR32ri : Ii32<0x81, MRM6r,
(outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
"xor{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86xor_flag GR32:$src1,
imm:$src2))]>;
def XOR16ri8 : Ii8<0x83, MRM6r,
(outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
"xor{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86xor_flag GR16:$src1,
i16immSExt8:$src2))]>,
OpSize;
def XOR32ri8 : Ii8<0x83, MRM6r,
(outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
"xor{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86xor_flag GR32:$src1,
i32immSExt8:$src2))]>;
let Constraints = "" in {
def XOR8mr : I<0x30, MRMDestMem,
(outs), (ins i8mem :$dst, GR8 :$src),
"xor{b}\t{$src, $dst|$dst, $src}",
[(store (xor (load addr:$dst), GR8:$src), addr:$dst),
(implicit EFLAGS)]>;
def XOR16mr : I<0x31, MRMDestMem,
(outs), (ins i16mem:$dst, GR16:$src),
"xor{w}\t{$src, $dst|$dst, $src}",
[(store (xor (load addr:$dst), GR16:$src), addr:$dst),
(implicit EFLAGS)]>,
OpSize;
def XOR32mr : I<0x31, MRMDestMem,
(outs), (ins i32mem:$dst, GR32:$src),
"xor{l}\t{$src, $dst|$dst, $src}",
[(store (xor (load addr:$dst), GR32:$src), addr:$dst),
(implicit EFLAGS)]>;
def XOR8mi : Ii8<0x80, MRM6m,
(outs), (ins i8mem :$dst, i8imm :$src),
"xor{b}\t{$src, $dst|$dst, $src}",
[(store (xor (loadi8 addr:$dst), imm:$src), addr:$dst),
(implicit EFLAGS)]>;
def XOR16mi : Ii16<0x81, MRM6m,
(outs), (ins i16mem:$dst, i16imm:$src),
"xor{w}\t{$src, $dst|$dst, $src}",
[(store (xor (loadi16 addr:$dst), imm:$src), addr:$dst),
(implicit EFLAGS)]>,
OpSize;
def XOR32mi : Ii32<0x81, MRM6m,
(outs), (ins i32mem:$dst, i32imm:$src),
"xor{l}\t{$src, $dst|$dst, $src}",
[(store (xor (loadi32 addr:$dst), imm:$src), addr:$dst),
(implicit EFLAGS)]>;
def XOR16mi8 : Ii8<0x83, MRM6m,
(outs), (ins i16mem:$dst, i16i8imm :$src),
"xor{w}\t{$src, $dst|$dst, $src}",
[(store (xor (load addr:$dst), i16immSExt8:$src), addr:$dst),
(implicit EFLAGS)]>,
OpSize;
def XOR32mi8 : Ii8<0x83, MRM6m,
(outs), (ins i32mem:$dst, i32i8imm :$src),
"xor{l}\t{$src, $dst|$dst, $src}",
[(store (xor (load addr:$dst), i32immSExt8:$src), addr:$dst),
(implicit EFLAGS)]>;
def XOR8i8 : Ii8 <0x34, RawFrm, (outs), (ins i8imm:$src),
"xor{b}\t{$src, %al|%al, $src}", []>;
def XOR16i16 : Ii16<0x35, RawFrm, (outs), (ins i16imm:$src),
"xor{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
def XOR32i32 : Ii32<0x35, RawFrm, (outs), (ins i32imm:$src),
"xor{l}\t{$src, %eax|%eax, $src}", []>;
} // Constraints = ""
} // Defs = [EFLAGS]
// Shift instructions
let Defs = [EFLAGS] in {
let Uses = [CL] in {
def SHL8rCL : I<0xD2, MRM4r, (outs GR8 :$dst), (ins GR8 :$src1),
"shl{b}\t{%cl, $dst|$dst, CL}",
[(set GR8:$dst, (shl GR8:$src1, CL))]>;
def SHL16rCL : I<0xD3, MRM4r, (outs GR16:$dst), (ins GR16:$src1),
"shl{w}\t{%cl, $dst|$dst, CL}",
[(set GR16:$dst, (shl GR16:$src1, CL))]>, OpSize;
def SHL32rCL : I<0xD3, MRM4r, (outs GR32:$dst), (ins GR32:$src1),
"shl{l}\t{%cl, $dst|$dst, CL}",
[(set GR32:$dst, (shl GR32:$src1, CL))]>;
} // Uses = [CL]
def SHL8ri : Ii8<0xC0, MRM4r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
"shl{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, (shl GR8:$src1, (i8 imm:$src2)))]>;
let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
def SHL16ri : Ii8<0xC1, MRM4r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
"shl{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (shl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
def SHL32ri : Ii8<0xC1, MRM4r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
"shl{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (shl GR32:$src1, (i8 imm:$src2)))]>;
// NOTE: We don't include patterns for shifts of a register by one, because
// 'add reg,reg' is cheaper.
def SHL8r1 : I<0xD0, MRM4r, (outs GR8:$dst), (ins GR8:$src1),
"shl{b}\t$dst", []>;
def SHL16r1 : I<0xD1, MRM4r, (outs GR16:$dst), (ins GR16:$src1),
"shl{w}\t$dst", []>, OpSize;
def SHL32r1 : I<0xD1, MRM4r, (outs GR32:$dst), (ins GR32:$src1),
"shl{l}\t$dst", []>;
} // isConvertibleToThreeAddress = 1
let Constraints = "" in {
let Uses = [CL] in {
def SHL8mCL : I<0xD2, MRM4m, (outs), (ins i8mem :$dst),
"shl{b}\t{%cl, $dst|$dst, CL}",
[(store (shl (loadi8 addr:$dst), CL), addr:$dst)]>;
def SHL16mCL : I<0xD3, MRM4m, (outs), (ins i16mem:$dst),
"shl{w}\t{%cl, $dst|$dst, CL}",
[(store (shl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
def SHL32mCL : I<0xD3, MRM4m, (outs), (ins i32mem:$dst),
"shl{l}\t{%cl, $dst|$dst, CL}",
[(store (shl (loadi32 addr:$dst), CL), addr:$dst)]>;
}
def SHL8mi : Ii8<0xC0, MRM4m, (outs), (ins i8mem :$dst, i8imm:$src),
"shl{b}\t{$src, $dst|$dst, $src}",
[(store (shl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
def SHL16mi : Ii8<0xC1, MRM4m, (outs), (ins i16mem:$dst, i8imm:$src),
"shl{w}\t{$src, $dst|$dst, $src}",
[(store (shl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
OpSize;
def SHL32mi : Ii8<0xC1, MRM4m, (outs), (ins i32mem:$dst, i8imm:$src),
"shl{l}\t{$src, $dst|$dst, $src}",
[(store (shl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
// Shift by 1
def SHL8m1 : I<0xD0, MRM4m, (outs), (ins i8mem :$dst),
"shl{b}\t$dst",
[(store (shl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
def SHL16m1 : I<0xD1, MRM4m, (outs), (ins i16mem:$dst),
"shl{w}\t$dst",
[(store (shl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
OpSize;
def SHL32m1 : I<0xD1, MRM4m, (outs), (ins i32mem:$dst),
"shl{l}\t$dst",
[(store (shl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
} // Constraints = ""
let Uses = [CL] in {
def SHR8rCL : I<0xD2, MRM5r, (outs GR8 :$dst), (ins GR8 :$src1),
"shr{b}\t{%cl, $dst|$dst, CL}",
[(set GR8:$dst, (srl GR8:$src1, CL))]>;
def SHR16rCL : I<0xD3, MRM5r, (outs GR16:$dst), (ins GR16:$src1),
"shr{w}\t{%cl, $dst|$dst, CL}",
[(set GR16:$dst, (srl GR16:$src1, CL))]>, OpSize;
def SHR32rCL : I<0xD3, MRM5r, (outs GR32:$dst), (ins GR32:$src1),
"shr{l}\t{%cl, $dst|$dst, CL}",
[(set GR32:$dst, (srl GR32:$src1, CL))]>;
}
def SHR8ri : Ii8<0xC0, MRM5r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
"shr{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, (srl GR8:$src1, (i8 imm:$src2)))]>;
def SHR16ri : Ii8<0xC1, MRM5r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
"shr{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (srl GR16:$src1, (i8 imm:$src2)))]>, OpSize;
def SHR32ri : Ii8<0xC1, MRM5r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
"shr{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (srl GR32:$src1, (i8 imm:$src2)))]>;
// Shift by 1
def SHR8r1 : I<0xD0, MRM5r, (outs GR8:$dst), (ins GR8:$src1),
"shr{b}\t$dst",
[(set GR8:$dst, (srl GR8:$src1, (i8 1)))]>;
def SHR16r1 : I<0xD1, MRM5r, (outs GR16:$dst), (ins GR16:$src1),
"shr{w}\t$dst",
[(set GR16:$dst, (srl GR16:$src1, (i8 1)))]>, OpSize;
def SHR32r1 : I<0xD1, MRM5r, (outs GR32:$dst), (ins GR32:$src1),
"shr{l}\t$dst",
[(set GR32:$dst, (srl GR32:$src1, (i8 1)))]>;
let Constraints = "" in {
let Uses = [CL] in {
def SHR8mCL : I<0xD2, MRM5m, (outs), (ins i8mem :$dst),
"shr{b}\t{%cl, $dst|$dst, CL}",
[(store (srl (loadi8 addr:$dst), CL), addr:$dst)]>;
def SHR16mCL : I<0xD3, MRM5m, (outs), (ins i16mem:$dst),
"shr{w}\t{%cl, $dst|$dst, CL}",
[(store (srl (loadi16 addr:$dst), CL), addr:$dst)]>,
OpSize;
def SHR32mCL : I<0xD3, MRM5m, (outs), (ins i32mem:$dst),
"shr{l}\t{%cl, $dst|$dst, CL}",
[(store (srl (loadi32 addr:$dst), CL), addr:$dst)]>;
}
def SHR8mi : Ii8<0xC0, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src),
"shr{b}\t{$src, $dst|$dst, $src}",
[(store (srl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
def SHR16mi : Ii8<0xC1, MRM5m, (outs), (ins i16mem:$dst, i8imm:$src),
"shr{w}\t{$src, $dst|$dst, $src}",
[(store (srl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
OpSize;
def SHR32mi : Ii8<0xC1, MRM5m, (outs), (ins i32mem:$dst, i8imm:$src),
"shr{l}\t{$src, $dst|$dst, $src}",
[(store (srl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
// Shift by 1
def SHR8m1 : I<0xD0, MRM5m, (outs), (ins i8mem :$dst),
"shr{b}\t$dst",
[(store (srl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
def SHR16m1 : I<0xD1, MRM5m, (outs), (ins i16mem:$dst),
"shr{w}\t$dst",
[(store (srl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,OpSize;
def SHR32m1 : I<0xD1, MRM5m, (outs), (ins i32mem:$dst),
"shr{l}\t$dst",
[(store (srl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
} // Constraints = ""
let Uses = [CL] in {
def SAR8rCL : I<0xD2, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1),
"sar{b}\t{%cl, $dst|$dst, CL}",
[(set GR8:$dst, (sra GR8:$src1, CL))]>;
def SAR16rCL : I<0xD3, MRM7r, (outs GR16:$dst), (ins GR16:$src1),
"sar{w}\t{%cl, $dst|$dst, CL}",
[(set GR16:$dst, (sra GR16:$src1, CL))]>, OpSize;
def SAR32rCL : I<0xD3, MRM7r, (outs GR32:$dst), (ins GR32:$src1),
"sar{l}\t{%cl, $dst|$dst, CL}",
[(set GR32:$dst, (sra GR32:$src1, CL))]>;
}
def SAR8ri : Ii8<0xC0, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
"sar{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, (sra GR8:$src1, (i8 imm:$src2)))]>;
def SAR16ri : Ii8<0xC1, MRM7r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
"sar{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (sra GR16:$src1, (i8 imm:$src2)))]>,
OpSize;
def SAR32ri : Ii8<0xC1, MRM7r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
"sar{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (sra GR32:$src1, (i8 imm:$src2)))]>;
// Shift by 1
def SAR8r1 : I<0xD0, MRM7r, (outs GR8 :$dst), (ins GR8 :$src1),
"sar{b}\t$dst",
[(set GR8:$dst, (sra GR8:$src1, (i8 1)))]>;
def SAR16r1 : I<0xD1, MRM7r, (outs GR16:$dst), (ins GR16:$src1),
"sar{w}\t$dst",
[(set GR16:$dst, (sra GR16:$src1, (i8 1)))]>, OpSize;
def SAR32r1 : I<0xD1, MRM7r, (outs GR32:$dst), (ins GR32:$src1),
"sar{l}\t$dst",
[(set GR32:$dst, (sra GR32:$src1, (i8 1)))]>;
let Constraints = "" in {
let Uses = [CL] in {
def SAR8mCL : I<0xD2, MRM7m, (outs), (ins i8mem :$dst),
"sar{b}\t{%cl, $dst|$dst, CL}",
[(store (sra (loadi8 addr:$dst), CL), addr:$dst)]>;
def SAR16mCL : I<0xD3, MRM7m, (outs), (ins i16mem:$dst),
"sar{w}\t{%cl, $dst|$dst, CL}",
[(store (sra (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
def SAR32mCL : I<0xD3, MRM7m, (outs), (ins i32mem:$dst),
"sar{l}\t{%cl, $dst|$dst, CL}",
[(store (sra (loadi32 addr:$dst), CL), addr:$dst)]>;
}
def SAR8mi : Ii8<0xC0, MRM7m, (outs), (ins i8mem :$dst, i8imm:$src),
"sar{b}\t{$src, $dst|$dst, $src}",
[(store (sra (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
def SAR16mi : Ii8<0xC1, MRM7m, (outs), (ins i16mem:$dst, i8imm:$src),
"sar{w}\t{$src, $dst|$dst, $src}",
[(store (sra (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
OpSize;
def SAR32mi : Ii8<0xC1, MRM7m, (outs), (ins i32mem:$dst, i8imm:$src),
"sar{l}\t{$src, $dst|$dst, $src}",
[(store (sra (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
// Shift by 1
def SAR8m1 : I<0xD0, MRM7m, (outs), (ins i8mem :$dst),
"sar{b}\t$dst",
[(store (sra (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
def SAR16m1 : I<0xD1, MRM7m, (outs), (ins i16mem:$dst),
"sar{w}\t$dst",
[(store (sra (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
OpSize;
def SAR32m1 : I<0xD1, MRM7m, (outs), (ins i32mem:$dst),
"sar{l}\t$dst",
[(store (sra (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
} // Constraints = ""
// Rotate instructions
def RCL8r1 : I<0xD0, MRM2r, (outs GR8:$dst), (ins GR8:$src1),
"rcl{b}\t{1, $dst|$dst, 1}", []>;
let Uses = [CL] in {
def RCL8rCL : I<0xD2, MRM2r, (outs GR8:$dst), (ins GR8:$src1),
"rcl{b}\t{%cl, $dst|$dst, CL}", []>;
}
def RCL8ri : Ii8<0xC0, MRM2r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$cnt),
"rcl{b}\t{$cnt, $dst|$dst, $cnt}", []>;
def RCL16r1 : I<0xD1, MRM2r, (outs GR16:$dst), (ins GR16:$src1),
"rcl{w}\t{1, $dst|$dst, 1}", []>, OpSize;
let Uses = [CL] in {
def RCL16rCL : I<0xD3, MRM2r, (outs GR16:$dst), (ins GR16:$src1),
"rcl{w}\t{%cl, $dst|$dst, CL}", []>, OpSize;
}
def RCL16ri : Ii8<0xC1, MRM2r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$cnt),
"rcl{w}\t{$cnt, $dst|$dst, $cnt}", []>, OpSize;
def RCL32r1 : I<0xD1, MRM2r, (outs GR32:$dst), (ins GR32:$src1),
"rcl{l}\t{1, $dst|$dst, 1}", []>;
let Uses = [CL] in {
def RCL32rCL : I<0xD3, MRM2r, (outs GR32:$dst), (ins GR32:$src1),
"rcl{l}\t{%cl, $dst|$dst, CL}", []>;
}
def RCL32ri : Ii8<0xC1, MRM2r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$cnt),
"rcl{l}\t{$cnt, $dst|$dst, $cnt}", []>;
def RCR8r1 : I<0xD0, MRM3r, (outs GR8:$dst), (ins GR8:$src1),
"rcr{b}\t{1, $dst|$dst, 1}", []>;
let Uses = [CL] in {
def RCR8rCL : I<0xD2, MRM3r, (outs GR8:$dst), (ins GR8:$src1),
"rcr{b}\t{%cl, $dst|$dst, CL}", []>;
}
def RCR8ri : Ii8<0xC0, MRM3r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$cnt),
"rcr{b}\t{$cnt, $dst|$dst, $cnt}", []>;
def RCR16r1 : I<0xD1, MRM3r, (outs GR16:$dst), (ins GR16:$src1),
"rcr{w}\t{1, $dst|$dst, 1}", []>, OpSize;
let Uses = [CL] in {
def RCR16rCL : I<0xD3, MRM3r, (outs GR16:$dst), (ins GR16:$src1),
"rcr{w}\t{%cl, $dst|$dst, CL}", []>, OpSize;
}
def RCR16ri : Ii8<0xC1, MRM3r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$cnt),
"rcr{w}\t{$cnt, $dst|$dst, $cnt}", []>, OpSize;
def RCR32r1 : I<0xD1, MRM3r, (outs GR32:$dst), (ins GR32:$src1),
"rcr{l}\t{1, $dst|$dst, 1}", []>;
let Uses = [CL] in {
def RCR32rCL : I<0xD3, MRM3r, (outs GR32:$dst), (ins GR32:$src1),
"rcr{l}\t{%cl, $dst|$dst, CL}", []>;
}
def RCR32ri : Ii8<0xC1, MRM3r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$cnt),
"rcr{l}\t{$cnt, $dst|$dst, $cnt}", []>;
let Constraints = "" in {
def RCL8m1 : I<0xD0, MRM2m, (outs), (ins i8mem:$dst),
"rcl{b}\t{1, $dst|$dst, 1}", []>;
def RCL8mi : Ii8<0xC0, MRM2m, (outs), (ins i8mem:$dst, i8imm:$cnt),
"rcl{b}\t{$cnt, $dst|$dst, $cnt}", []>;
def RCL16m1 : I<0xD1, MRM2m, (outs), (ins i16mem:$dst),
"rcl{w}\t{1, $dst|$dst, 1}", []>, OpSize;
def RCL16mi : Ii8<0xC1, MRM2m, (outs), (ins i16mem:$dst, i8imm:$cnt),
"rcl{w}\t{$cnt, $dst|$dst, $cnt}", []>, OpSize;
def RCL32m1 : I<0xD1, MRM2m, (outs), (ins i32mem:$dst),
"rcl{l}\t{1, $dst|$dst, 1}", []>;
def RCL32mi : Ii8<0xC1, MRM2m, (outs), (ins i32mem:$dst, i8imm:$cnt),
"rcl{l}\t{$cnt, $dst|$dst, $cnt}", []>;
def RCR8m1 : I<0xD0, MRM3m, (outs), (ins i8mem:$dst),
"rcr{b}\t{1, $dst|$dst, 1}", []>;
def RCR8mi : Ii8<0xC0, MRM3m, (outs), (ins i8mem:$dst, i8imm:$cnt),
"rcr{b}\t{$cnt, $dst|$dst, $cnt}", []>;
def RCR16m1 : I<0xD1, MRM3m, (outs), (ins i16mem:$dst),
"rcr{w}\t{1, $dst|$dst, 1}", []>, OpSize;
def RCR16mi : Ii8<0xC1, MRM3m, (outs), (ins i16mem:$dst, i8imm:$cnt),
"rcr{w}\t{$cnt, $dst|$dst, $cnt}", []>, OpSize;
def RCR32m1 : I<0xD1, MRM3m, (outs), (ins i32mem:$dst),
"rcr{l}\t{1, $dst|$dst, 1}", []>;
def RCR32mi : Ii8<0xC1, MRM3m, (outs), (ins i32mem:$dst, i8imm:$cnt),
"rcr{l}\t{$cnt, $dst|$dst, $cnt}", []>;
let Uses = [CL] in {
def RCL8mCL : I<0xD2, MRM2m, (outs), (ins i8mem:$dst),
"rcl{b}\t{%cl, $dst|$dst, CL}", []>;
def RCL16mCL : I<0xD3, MRM2m, (outs), (ins i16mem:$dst),
"rcl{w}\t{%cl, $dst|$dst, CL}", []>, OpSize;
def RCL32mCL : I<0xD3, MRM2m, (outs), (ins i32mem:$dst),
"rcl{l}\t{%cl, $dst|$dst, CL}", []>;
def RCR8mCL : I<0xD2, MRM3m, (outs), (ins i8mem:$dst),
"rcr{b}\t{%cl, $dst|$dst, CL}", []>;
def RCR16mCL : I<0xD3, MRM3m, (outs), (ins i16mem:$dst),
"rcr{w}\t{%cl, $dst|$dst, CL}", []>, OpSize;
def RCR32mCL : I<0xD3, MRM3m, (outs), (ins i32mem:$dst),
"rcr{l}\t{%cl, $dst|$dst, CL}", []>;
}
} // Constraints = ""
// FIXME: provide shorter instructions when imm8 == 1
let Uses = [CL] in {
def ROL8rCL : I<0xD2, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1),
"rol{b}\t{%cl, $dst|$dst, CL}",
[(set GR8:$dst, (rotl GR8:$src1, CL))]>;
def ROL16rCL : I<0xD3, MRM0r, (outs GR16:$dst), (ins GR16:$src1),
"rol{w}\t{%cl, $dst|$dst, CL}",
[(set GR16:$dst, (rotl GR16:$src1, CL))]>, OpSize;
def ROL32rCL : I<0xD3, MRM0r, (outs GR32:$dst), (ins GR32:$src1),
"rol{l}\t{%cl, $dst|$dst, CL}",
[(set GR32:$dst, (rotl GR32:$src1, CL))]>;
}
def ROL8ri : Ii8<0xC0, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
"rol{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, (rotl GR8:$src1, (i8 imm:$src2)))]>;
def ROL16ri : Ii8<0xC1, MRM0r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
"rol{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (rotl GR16:$src1, (i8 imm:$src2)))]>,
OpSize;
def ROL32ri : Ii8<0xC1, MRM0r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
"rol{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (rotl GR32:$src1, (i8 imm:$src2)))]>;
// Rotate by 1
def ROL8r1 : I<0xD0, MRM0r, (outs GR8 :$dst), (ins GR8 :$src1),
"rol{b}\t$dst",
[(set GR8:$dst, (rotl GR8:$src1, (i8 1)))]>;
def ROL16r1 : I<0xD1, MRM0r, (outs GR16:$dst), (ins GR16:$src1),
"rol{w}\t$dst",
[(set GR16:$dst, (rotl GR16:$src1, (i8 1)))]>, OpSize;
def ROL32r1 : I<0xD1, MRM0r, (outs GR32:$dst), (ins GR32:$src1),
"rol{l}\t$dst",
[(set GR32:$dst, (rotl GR32:$src1, (i8 1)))]>;
let Constraints = "" in {
let Uses = [CL] in {
def ROL8mCL : I<0xD2, MRM0m, (outs), (ins i8mem :$dst),
"rol{b}\t{%cl, $dst|$dst, CL}",
[(store (rotl (loadi8 addr:$dst), CL), addr:$dst)]>;
def ROL16mCL : I<0xD3, MRM0m, (outs), (ins i16mem:$dst),
"rol{w}\t{%cl, $dst|$dst, CL}",
[(store (rotl (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
def ROL32mCL : I<0xD3, MRM0m, (outs), (ins i32mem:$dst),
"rol{l}\t{%cl, $dst|$dst, CL}",
[(store (rotl (loadi32 addr:$dst), CL), addr:$dst)]>;
}
def ROL8mi : Ii8<0xC0, MRM0m, (outs), (ins i8mem :$dst, i8imm:$src),
"rol{b}\t{$src, $dst|$dst, $src}",
[(store (rotl (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
def ROL16mi : Ii8<0xC1, MRM0m, (outs), (ins i16mem:$dst, i8imm:$src),
"rol{w}\t{$src, $dst|$dst, $src}",
[(store (rotl (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
OpSize;
def ROL32mi : Ii8<0xC1, MRM0m, (outs), (ins i32mem:$dst, i8imm:$src),
"rol{l}\t{$src, $dst|$dst, $src}",
[(store (rotl (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
// Rotate by 1
def ROL8m1 : I<0xD0, MRM0m, (outs), (ins i8mem :$dst),
"rol{b}\t$dst",
[(store (rotl (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
def ROL16m1 : I<0xD1, MRM0m, (outs), (ins i16mem:$dst),
"rol{w}\t$dst",
[(store (rotl (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
OpSize;
def ROL32m1 : I<0xD1, MRM0m, (outs), (ins i32mem:$dst),
"rol{l}\t$dst",
[(store (rotl (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
} // Constraints = ""
let Uses = [CL] in {
def ROR8rCL : I<0xD2, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1),
"ror{b}\t{%cl, $dst|$dst, CL}",
[(set GR8:$dst, (rotr GR8:$src1, CL))]>;
def ROR16rCL : I<0xD3, MRM1r, (outs GR16:$dst), (ins GR16:$src1),
"ror{w}\t{%cl, $dst|$dst, CL}",
[(set GR16:$dst, (rotr GR16:$src1, CL))]>, OpSize;
def ROR32rCL : I<0xD3, MRM1r, (outs GR32:$dst), (ins GR32:$src1),
"ror{l}\t{%cl, $dst|$dst, CL}",
[(set GR32:$dst, (rotr GR32:$src1, CL))]>;
}
def ROR8ri : Ii8<0xC0, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1, i8imm:$src2),
"ror{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, (rotr GR8:$src1, (i8 imm:$src2)))]>;
def ROR16ri : Ii8<0xC1, MRM1r, (outs GR16:$dst), (ins GR16:$src1, i8imm:$src2),
"ror{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (rotr GR16:$src1, (i8 imm:$src2)))]>,
OpSize;
def ROR32ri : Ii8<0xC1, MRM1r, (outs GR32:$dst), (ins GR32:$src1, i8imm:$src2),
"ror{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (rotr GR32:$src1, (i8 imm:$src2)))]>;
// Rotate by 1
def ROR8r1 : I<0xD0, MRM1r, (outs GR8 :$dst), (ins GR8 :$src1),
"ror{b}\t$dst",
[(set GR8:$dst, (rotr GR8:$src1, (i8 1)))]>;
def ROR16r1 : I<0xD1, MRM1r, (outs GR16:$dst), (ins GR16:$src1),
"ror{w}\t$dst",
[(set GR16:$dst, (rotr GR16:$src1, (i8 1)))]>, OpSize;
def ROR32r1 : I<0xD1, MRM1r, (outs GR32:$dst), (ins GR32:$src1),
"ror{l}\t$dst",
[(set GR32:$dst, (rotr GR32:$src1, (i8 1)))]>;
let Constraints = "" in {
let Uses = [CL] in {
def ROR8mCL : I<0xD2, MRM1m, (outs), (ins i8mem :$dst),
"ror{b}\t{%cl, $dst|$dst, CL}",
[(store (rotr (loadi8 addr:$dst), CL), addr:$dst)]>;
def ROR16mCL : I<0xD3, MRM1m, (outs), (ins i16mem:$dst),
"ror{w}\t{%cl, $dst|$dst, CL}",
[(store (rotr (loadi16 addr:$dst), CL), addr:$dst)]>, OpSize;
def ROR32mCL : I<0xD3, MRM1m, (outs), (ins i32mem:$dst),
"ror{l}\t{%cl, $dst|$dst, CL}",
[(store (rotr (loadi32 addr:$dst), CL), addr:$dst)]>;
}
def ROR8mi : Ii8<0xC0, MRM1m, (outs), (ins i8mem :$dst, i8imm:$src),
"ror{b}\t{$src, $dst|$dst, $src}",
[(store (rotr (loadi8 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
def ROR16mi : Ii8<0xC1, MRM1m, (outs), (ins i16mem:$dst, i8imm:$src),
"ror{w}\t{$src, $dst|$dst, $src}",
[(store (rotr (loadi16 addr:$dst), (i8 imm:$src)), addr:$dst)]>,
OpSize;
def ROR32mi : Ii8<0xC1, MRM1m, (outs), (ins i32mem:$dst, i8imm:$src),
"ror{l}\t{$src, $dst|$dst, $src}",
[(store (rotr (loadi32 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
// Rotate by 1
def ROR8m1 : I<0xD0, MRM1m, (outs), (ins i8mem :$dst),
"ror{b}\t$dst",
[(store (rotr (loadi8 addr:$dst), (i8 1)), addr:$dst)]>;
def ROR16m1 : I<0xD1, MRM1m, (outs), (ins i16mem:$dst),
"ror{w}\t$dst",
[(store (rotr (loadi16 addr:$dst), (i8 1)), addr:$dst)]>,
OpSize;
def ROR32m1 : I<0xD1, MRM1m, (outs), (ins i32mem:$dst),
"ror{l}\t$dst",
[(store (rotr (loadi32 addr:$dst), (i8 1)), addr:$dst)]>;
} // Constraints = ""
// Double shift instructions (generalizations of rotate)
let Uses = [CL] in {
def SHLD32rrCL : I<0xA5, MRMDestReg, (outs GR32:$dst),
(ins GR32:$src1, GR32:$src2),
"shld{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2, CL))]>, TB;
def SHRD32rrCL : I<0xAD, MRMDestReg, (outs GR32:$dst),
(ins GR32:$src1, GR32:$src2),
"shrd{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2, CL))]>, TB;
def SHLD16rrCL : I<0xA5, MRMDestReg, (outs GR16:$dst),
(ins GR16:$src1, GR16:$src2),
"shld{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2, CL))]>,
TB, OpSize;
def SHRD16rrCL : I<0xAD, MRMDestReg, (outs GR16:$dst),
(ins GR16:$src1, GR16:$src2),
"shrd{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2, CL))]>,
TB, OpSize;
}
let isCommutable = 1 in { // These instructions commute to each other.
def SHLD32rri8 : Ii8<0xA4, MRMDestReg,
(outs GR32:$dst),
(ins GR32:$src1, GR32:$src2, i8imm:$src3),
"shld{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
[(set GR32:$dst, (X86shld GR32:$src1, GR32:$src2,
(i8 imm:$src3)))]>,
TB;
def SHRD32rri8 : Ii8<0xAC, MRMDestReg,
(outs GR32:$dst),
(ins GR32:$src1, GR32:$src2, i8imm:$src3),
"shrd{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
[(set GR32:$dst, (X86shrd GR32:$src1, GR32:$src2,
(i8 imm:$src3)))]>,
TB;
def SHLD16rri8 : Ii8<0xA4, MRMDestReg,
(outs GR16:$dst),
(ins GR16:$src1, GR16:$src2, i8imm:$src3),
"shld{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
[(set GR16:$dst, (X86shld GR16:$src1, GR16:$src2,
(i8 imm:$src3)))]>,
TB, OpSize;
def SHRD16rri8 : Ii8<0xAC, MRMDestReg,
(outs GR16:$dst),
(ins GR16:$src1, GR16:$src2, i8imm:$src3),
"shrd{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
[(set GR16:$dst, (X86shrd GR16:$src1, GR16:$src2,
(i8 imm:$src3)))]>,
TB, OpSize;
}
let Constraints = "" in {
let Uses = [CL] in {
def SHLD32mrCL : I<0xA5, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
"shld{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(store (X86shld (loadi32 addr:$dst), GR32:$src2, CL),
addr:$dst)]>, TB;
def SHRD32mrCL : I<0xAD, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
"shrd{l}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(store (X86shrd (loadi32 addr:$dst), GR32:$src2, CL),
addr:$dst)]>, TB;
}
def SHLD32mri8 : Ii8<0xA4, MRMDestMem,
(outs), (ins i32mem:$dst, GR32:$src2, i8imm:$src3),
"shld{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
[(store (X86shld (loadi32 addr:$dst), GR32:$src2,
(i8 imm:$src3)), addr:$dst)]>,
TB;
def SHRD32mri8 : Ii8<0xAC, MRMDestMem,
(outs), (ins i32mem:$dst, GR32:$src2, i8imm:$src3),
"shrd{l}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
[(store (X86shrd (loadi32 addr:$dst), GR32:$src2,
(i8 imm:$src3)), addr:$dst)]>,
TB;
let Uses = [CL] in {
def SHLD16mrCL : I<0xA5, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
"shld{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(store (X86shld (loadi16 addr:$dst), GR16:$src2, CL),
addr:$dst)]>, TB, OpSize;
def SHRD16mrCL : I<0xAD, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
"shrd{w}\t{%cl, $src2, $dst|$dst, $src2, CL}",
[(store (X86shrd (loadi16 addr:$dst), GR16:$src2, CL),
addr:$dst)]>, TB, OpSize;
}
def SHLD16mri8 : Ii8<0xA4, MRMDestMem,
(outs), (ins i16mem:$dst, GR16:$src2, i8imm:$src3),
"shld{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
[(store (X86shld (loadi16 addr:$dst), GR16:$src2,
(i8 imm:$src3)), addr:$dst)]>,
TB, OpSize;
def SHRD16mri8 : Ii8<0xAC, MRMDestMem,
(outs), (ins i16mem:$dst, GR16:$src2, i8imm:$src3),
"shrd{w}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
[(store (X86shrd (loadi16 addr:$dst), GR16:$src2,
(i8 imm:$src3)), addr:$dst)]>,
TB, OpSize;
} // Constraints = ""
} // Defs = [EFLAGS]
// Arithmetic.
let Defs = [EFLAGS] in {
let isCommutable = 1 in { // X = ADD Y, Z --> X = ADD Z, Y
// Register-Register Addition
def ADD8rr : I<0x00, MRMDestReg, (outs GR8 :$dst),
(ins GR8 :$src1, GR8 :$src2),
"add{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS, (X86add_flag GR8:$src1, GR8:$src2))]>;
let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
// Register-Register Addition
def ADD16rr : I<0x01, MRMDestReg, (outs GR16:$dst),
(ins GR16:$src1, GR16:$src2),
"add{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86add_flag GR16:$src1,
GR16:$src2))]>, OpSize;
def ADD32rr : I<0x01, MRMDestReg, (outs GR32:$dst),
(ins GR32:$src1, GR32:$src2),
"add{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86add_flag GR32:$src1,
GR32:$src2))]>;
} // end isConvertibleToThreeAddress
} // end isCommutable
// These are alternate spellings for use by the disassembler, we mark them as
// code gen only to ensure they aren't matched by the assembler.
let isCodeGenOnly = 1 in {
def ADD8rr_alt: I<0x02, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
"add{b}\t{$src2, $dst|$dst, $src2}", []>;
def ADD16rr_alt: I<0x03, MRMSrcReg,(outs GR16:$dst),(ins GR16:$src1, GR16:$src2),
"add{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
def ADD32rr_alt: I<0x03, MRMSrcReg,(outs GR32:$dst),(ins GR32:$src1, GR32:$src2),
"add{l}\t{$src2, $dst|$dst, $src2}", []>;
}
// Register-Memory Addition
def ADD8rm : I<0x02, MRMSrcMem, (outs GR8 :$dst),
(ins GR8 :$src1, i8mem :$src2),
"add{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS, (X86add_flag GR8:$src1,
(load addr:$src2)))]>;
def ADD16rm : I<0x03, MRMSrcMem, (outs GR16:$dst),
(ins GR16:$src1, i16mem:$src2),
"add{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS, (X86add_flag GR16:$src1,
(load addr:$src2)))]>, OpSize;
def ADD32rm : I<0x03, MRMSrcMem, (outs GR32:$dst),
(ins GR32:$src1, i32mem:$src2),
"add{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS, (X86add_flag GR32:$src1,
(load addr:$src2)))]>;
// Register-Integer Addition
def ADD8ri : Ii8<0x80, MRM0r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
"add{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS,
(X86add_flag GR8:$src1, imm:$src2))]>;
let isConvertibleToThreeAddress = 1 in { // Can transform into LEA.
// Register-Integer Addition
def ADD16ri : Ii16<0x81, MRM0r, (outs GR16:$dst),
(ins GR16:$src1, i16imm:$src2),
"add{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS,
(X86add_flag GR16:$src1, imm:$src2))]>, OpSize;
def ADD32ri : Ii32<0x81, MRM0r, (outs GR32:$dst),
(ins GR32:$src1, i32imm:$src2),
"add{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS,
(X86add_flag GR32:$src1, imm:$src2))]>;
def ADD16ri8 : Ii8<0x83, MRM0r, (outs GR16:$dst),
(ins GR16:$src1, i16i8imm:$src2),
"add{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS,
(X86add_flag GR16:$src1, i16immSExt8:$src2))]>, OpSize;
def ADD32ri8 : Ii8<0x83, MRM0r, (outs GR32:$dst),
(ins GR32:$src1, i32i8imm:$src2),
"add{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS,
(X86add_flag GR32:$src1, i32immSExt8:$src2))]>;
}
let Constraints = "" in {
// Memory-Register Addition
def ADD8mr : I<0x00, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
"add{b}\t{$src2, $dst|$dst, $src2}",
[(store (add (load addr:$dst), GR8:$src2), addr:$dst),
(implicit EFLAGS)]>;
def ADD16mr : I<0x01, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
"add{w}\t{$src2, $dst|$dst, $src2}",
[(store (add (load addr:$dst), GR16:$src2), addr:$dst),
(implicit EFLAGS)]>, OpSize;
def ADD32mr : I<0x01, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
"add{l}\t{$src2, $dst|$dst, $src2}",
[(store (add (load addr:$dst), GR32:$src2), addr:$dst),
(implicit EFLAGS)]>;
def ADD8mi : Ii8<0x80, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src2),
"add{b}\t{$src2, $dst|$dst, $src2}",
[(store (add (loadi8 addr:$dst), imm:$src2), addr:$dst),
(implicit EFLAGS)]>;
def ADD16mi : Ii16<0x81, MRM0m, (outs), (ins i16mem:$dst, i16imm:$src2),
"add{w}\t{$src2, $dst|$dst, $src2}",
[(store (add (loadi16 addr:$dst), imm:$src2), addr:$dst),
(implicit EFLAGS)]>, OpSize;
def ADD32mi : Ii32<0x81, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src2),
"add{l}\t{$src2, $dst|$dst, $src2}",
[(store (add (loadi32 addr:$dst), imm:$src2), addr:$dst),
(implicit EFLAGS)]>;
def ADD16mi8 : Ii8<0x83, MRM0m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
"add{w}\t{$src2, $dst|$dst, $src2}",
[(store (add (load addr:$dst), i16immSExt8:$src2),
addr:$dst),
(implicit EFLAGS)]>, OpSize;
def ADD32mi8 : Ii8<0x83, MRM0m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
"add{l}\t{$src2, $dst|$dst, $src2}",
[(store (add (load addr:$dst), i32immSExt8:$src2),
addr:$dst),
(implicit EFLAGS)]>;
// addition to rAX
def ADD8i8 : Ii8<0x04, RawFrm, (outs), (ins i8imm:$src),
"add{b}\t{$src, %al|%al, $src}", []>;
def ADD16i16 : Ii16<0x05, RawFrm, (outs), (ins i16imm:$src),
"add{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
def ADD32i32 : Ii32<0x05, RawFrm, (outs), (ins i32imm:$src),
"add{l}\t{$src, %eax|%eax, $src}", []>;
} // Constraints = ""
let Uses = [EFLAGS] in {
let isCommutable = 1 in { // X = ADC Y, Z --> X = ADC Z, Y
def ADC8rr : I<0x10, MRMDestReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
"adc{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, (adde GR8:$src1, GR8:$src2))]>;
def ADC16rr : I<0x11, MRMDestReg, (outs GR16:$dst),
(ins GR16:$src1, GR16:$src2),
"adc{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (adde GR16:$src1, GR16:$src2))]>, OpSize;
def ADC32rr : I<0x11, MRMDestReg, (outs GR32:$dst),
(ins GR32:$src1, GR32:$src2),
"adc{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (adde GR32:$src1, GR32:$src2))]>;
}
let isCodeGenOnly = 1 in {
def ADC8rr_REV : I<0x12, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
"adc{b}\t{$src2, $dst|$dst, $src2}", []>;
def ADC16rr_REV : I<0x13, MRMSrcReg, (outs GR16:$dst),
(ins GR16:$src1, GR16:$src2),
"adc{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
def ADC32rr_REV : I<0x13, MRMSrcReg, (outs GR32:$dst),
(ins GR32:$src1, GR32:$src2),
"adc{l}\t{$src2, $dst|$dst, $src2}", []>;
}
def ADC8rm : I<0x12, MRMSrcMem , (outs GR8:$dst),
(ins GR8:$src1, i8mem:$src2),
"adc{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, (adde GR8:$src1, (load addr:$src2)))]>;
def ADC16rm : I<0x13, MRMSrcMem , (outs GR16:$dst),
(ins GR16:$src1, i16mem:$src2),
"adc{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (adde GR16:$src1, (load addr:$src2)))]>,
OpSize;
def ADC32rm : I<0x13, MRMSrcMem , (outs GR32:$dst),
(ins GR32:$src1, i32mem:$src2),
"adc{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (adde GR32:$src1, (load addr:$src2)))]>;
def ADC8ri : Ii8<0x80, MRM2r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
"adc{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, (adde GR8:$src1, imm:$src2))]>;
def ADC16ri : Ii16<0x81, MRM2r, (outs GR16:$dst),
(ins GR16:$src1, i16imm:$src2),
"adc{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (adde GR16:$src1, imm:$src2))]>, OpSize;
def ADC16ri8 : Ii8<0x83, MRM2r, (outs GR16:$dst),
(ins GR16:$src1, i16i8imm:$src2),
"adc{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (adde GR16:$src1, i16immSExt8:$src2))]>,
OpSize;
def ADC32ri : Ii32<0x81, MRM2r, (outs GR32:$dst),
(ins GR32:$src1, i32imm:$src2),
"adc{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (adde GR32:$src1, imm:$src2))]>;
def ADC32ri8 : Ii8<0x83, MRM2r, (outs GR32:$dst),
(ins GR32:$src1, i32i8imm:$src2),
"adc{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (adde GR32:$src1, i32immSExt8:$src2))]>;
let Constraints = "" in {
def ADC8mr : I<0x10, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
"adc{b}\t{$src2, $dst|$dst, $src2}",
[(store (adde (load addr:$dst), GR8:$src2), addr:$dst)]>;
def ADC16mr : I<0x11, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
"adc{w}\t{$src2, $dst|$dst, $src2}",
[(store (adde (load addr:$dst), GR16:$src2), addr:$dst)]>,
OpSize;
def ADC32mr : I<0x11, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
"adc{l}\t{$src2, $dst|$dst, $src2}",
[(store (adde (load addr:$dst), GR32:$src2), addr:$dst)]>;
def ADC8mi : Ii8<0x80, MRM2m, (outs), (ins i8mem:$dst, i8imm:$src2),
"adc{b}\t{$src2, $dst|$dst, $src2}",
[(store (adde (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
def ADC16mi : Ii16<0x81, MRM2m, (outs), (ins i16mem:$dst, i16imm:$src2),
"adc{w}\t{$src2, $dst|$dst, $src2}",
[(store (adde (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
OpSize;
def ADC16mi8 : Ii8<0x83, MRM2m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
"adc{w}\t{$src2, $dst|$dst, $src2}",
[(store (adde (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
OpSize;
def ADC32mi : Ii32<0x81, MRM2m, (outs), (ins i32mem:$dst, i32imm:$src2),
"adc{l}\t{$src2, $dst|$dst, $src2}",
[(store (adde (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
def ADC32mi8 : Ii8<0x83, MRM2m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
"adc{l}\t{$src2, $dst|$dst, $src2}",
[(store (adde (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
def ADC8i8 : Ii8<0x14, RawFrm, (outs), (ins i8imm:$src),
"adc{b}\t{$src, %al|%al, $src}", []>;
def ADC16i16 : Ii16<0x15, RawFrm, (outs), (ins i16imm:$src),
"adc{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
def ADC32i32 : Ii32<0x15, RawFrm, (outs), (ins i32imm:$src),
"adc{l}\t{$src, %eax|%eax, $src}", []>;
} // Constraints = ""
} // Uses = [EFLAGS]
// Register-Register Subtraction
def SUB8rr : I<0x28, MRMDestReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
"sub{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS,
(X86sub_flag GR8:$src1, GR8:$src2))]>;
def SUB16rr : I<0x29, MRMDestReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2),
"sub{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS,
(X86sub_flag GR16:$src1, GR16:$src2))]>, OpSize;
def SUB32rr : I<0x29, MRMDestReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2),
"sub{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS,
(X86sub_flag GR32:$src1, GR32:$src2))]>;
let isCodeGenOnly = 1 in {
def SUB8rr_REV : I<0x2A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
"sub{b}\t{$src2, $dst|$dst, $src2}", []>;
def SUB16rr_REV : I<0x2B, MRMSrcReg, (outs GR16:$dst),
(ins GR16:$src1, GR16:$src2),
"sub{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
def SUB32rr_REV : I<0x2B, MRMSrcReg, (outs GR32:$dst),
(ins GR32:$src1, GR32:$src2),
"sub{l}\t{$src2, $dst|$dst, $src2}", []>;
}
// Register-Memory Subtraction
def SUB8rm : I<0x2A, MRMSrcMem, (outs GR8 :$dst),
(ins GR8 :$src1, i8mem :$src2),
"sub{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS,
(X86sub_flag GR8:$src1, (load addr:$src2)))]>;
def SUB16rm : I<0x2B, MRMSrcMem, (outs GR16:$dst),
(ins GR16:$src1, i16mem:$src2),
"sub{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS,
(X86sub_flag GR16:$src1, (load addr:$src2)))]>, OpSize;
def SUB32rm : I<0x2B, MRMSrcMem, (outs GR32:$dst),
(ins GR32:$src1, i32mem:$src2),
"sub{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS,
(X86sub_flag GR32:$src1, (load addr:$src2)))]>;
// Register-Integer Subtraction
def SUB8ri : Ii8 <0x80, MRM5r, (outs GR8:$dst),
(ins GR8:$src1, i8imm:$src2),
"sub{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, EFLAGS,
(X86sub_flag GR8:$src1, imm:$src2))]>;
def SUB16ri : Ii16<0x81, MRM5r, (outs GR16:$dst),
(ins GR16:$src1, i16imm:$src2),
"sub{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS,
(X86sub_flag GR16:$src1, imm:$src2))]>, OpSize;
def SUB32ri : Ii32<0x81, MRM5r, (outs GR32:$dst),
(ins GR32:$src1, i32imm:$src2),
"sub{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS,
(X86sub_flag GR32:$src1, imm:$src2))]>;
def SUB16ri8 : Ii8<0x83, MRM5r, (outs GR16:$dst),
(ins GR16:$src1, i16i8imm:$src2),
"sub{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS,
(X86sub_flag GR16:$src1, i16immSExt8:$src2))]>, OpSize;
def SUB32ri8 : Ii8<0x83, MRM5r, (outs GR32:$dst),
(ins GR32:$src1, i32i8imm:$src2),
"sub{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS,
(X86sub_flag GR32:$src1, i32immSExt8:$src2))]>;
let Constraints = "" in {
// Memory-Register Subtraction
def SUB8mr : I<0x28, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src2),
"sub{b}\t{$src2, $dst|$dst, $src2}",
[(store (sub (load addr:$dst), GR8:$src2), addr:$dst),
(implicit EFLAGS)]>;
def SUB16mr : I<0x29, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
"sub{w}\t{$src2, $dst|$dst, $src2}",
[(store (sub (load addr:$dst), GR16:$src2), addr:$dst),
(implicit EFLAGS)]>, OpSize;
def SUB32mr : I<0x29, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
"sub{l}\t{$src2, $dst|$dst, $src2}",
[(store (sub (load addr:$dst), GR32:$src2), addr:$dst),
(implicit EFLAGS)]>;
// Memory-Integer Subtraction
def SUB8mi : Ii8<0x80, MRM5m, (outs), (ins i8mem :$dst, i8imm:$src2),
"sub{b}\t{$src2, $dst|$dst, $src2}",
[(store (sub (loadi8 addr:$dst), imm:$src2), addr:$dst),
(implicit EFLAGS)]>;
def SUB16mi : Ii16<0x81, MRM5m, (outs), (ins i16mem:$dst, i16imm:$src2),
"sub{w}\t{$src2, $dst|$dst, $src2}",
[(store (sub (loadi16 addr:$dst), imm:$src2),addr:$dst),
(implicit EFLAGS)]>, OpSize;
def SUB32mi : Ii32<0x81, MRM5m, (outs), (ins i32mem:$dst, i32imm:$src2),
"sub{l}\t{$src2, $dst|$dst, $src2}",
[(store (sub (loadi32 addr:$dst), imm:$src2),addr:$dst),
(implicit EFLAGS)]>;
def SUB16mi8 : Ii8<0x83, MRM5m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
"sub{w}\t{$src2, $dst|$dst, $src2}",
[(store (sub (load addr:$dst), i16immSExt8:$src2),
addr:$dst),
(implicit EFLAGS)]>, OpSize;
def SUB32mi8 : Ii8<0x83, MRM5m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
"sub{l}\t{$src2, $dst|$dst, $src2}",
[(store (sub (load addr:$dst), i32immSExt8:$src2),
addr:$dst),
(implicit EFLAGS)]>;
def SUB8i8 : Ii8<0x2C, RawFrm, (outs), (ins i8imm:$src),
"sub{b}\t{$src, %al|%al, $src}", []>;
def SUB16i16 : Ii16<0x2D, RawFrm, (outs), (ins i16imm:$src),
"sub{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
def SUB32i32 : Ii32<0x2D, RawFrm, (outs), (ins i32imm:$src),
"sub{l}\t{$src, %eax|%eax, $src}", []>;
} // Constraints = ""
let Uses = [EFLAGS] in {
def SBB8rr : I<0x18, MRMDestReg, (outs GR8:$dst),
(ins GR8:$src1, GR8:$src2),
"sbb{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, (sube GR8:$src1, GR8:$src2))]>;
def SBB16rr : I<0x19, MRMDestReg, (outs GR16:$dst),
(ins GR16:$src1, GR16:$src2),
"sbb{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (sube GR16:$src1, GR16:$src2))]>, OpSize;
def SBB32rr : I<0x19, MRMDestReg, (outs GR32:$dst),
(ins GR32:$src1, GR32:$src2),
"sbb{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (sube GR32:$src1, GR32:$src2))]>;
let Constraints = "" in {
def SBB8mr : I<0x18, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src2),
"sbb{b}\t{$src2, $dst|$dst, $src2}",
[(store (sube (load addr:$dst), GR8:$src2), addr:$dst)]>;
def SBB16mr : I<0x19, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src2),
"sbb{w}\t{$src2, $dst|$dst, $src2}",
[(store (sube (load addr:$dst), GR16:$src2), addr:$dst)]>,
OpSize;
def SBB32mr : I<0x19, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src2),
"sbb{l}\t{$src2, $dst|$dst, $src2}",
[(store (sube (load addr:$dst), GR32:$src2), addr:$dst)]>;
def SBB8mi : Ii8<0x80, MRM3m, (outs), (ins i8mem:$dst, i8imm:$src2),
"sbb{b}\t{$src2, $dst|$dst, $src2}",
[(store (sube (loadi8 addr:$dst), imm:$src2), addr:$dst)]>;
def SBB16mi : Ii16<0x81, MRM3m, (outs), (ins i16mem:$dst, i16imm:$src2),
"sbb{w}\t{$src2, $dst|$dst, $src2}",
[(store (sube (loadi16 addr:$dst), imm:$src2), addr:$dst)]>,
OpSize;
def SBB16mi8 : Ii8<0x83, MRM3m, (outs), (ins i16mem:$dst, i16i8imm :$src2),
"sbb{w}\t{$src2, $dst|$dst, $src2}",
[(store (sube (load addr:$dst), i16immSExt8:$src2), addr:$dst)]>,
OpSize;
def SBB32mi : Ii32<0x81, MRM3m, (outs), (ins i32mem:$dst, i32imm:$src2),
"sbb{l}\t{$src2, $dst|$dst, $src2}",
[(store (sube (loadi32 addr:$dst), imm:$src2), addr:$dst)]>;
def SBB32mi8 : Ii8<0x83, MRM3m, (outs), (ins i32mem:$dst, i32i8imm :$src2),
"sbb{l}\t{$src2, $dst|$dst, $src2}",
[(store (sube (load addr:$dst), i32immSExt8:$src2), addr:$dst)]>;
def SBB8i8 : Ii8<0x1C, RawFrm, (outs), (ins i8imm:$src),
"sbb{b}\t{$src, %al|%al, $src}", []>;
def SBB16i16 : Ii16<0x1D, RawFrm, (outs), (ins i16imm:$src),
"sbb{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
def SBB32i32 : Ii32<0x1D, RawFrm, (outs), (ins i32imm:$src),
"sbb{l}\t{$src, %eax|%eax, $src}", []>;
} // Constraints = ""
let isCodeGenOnly = 1 in {
def SBB8rr_REV : I<0x1A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
"sbb{b}\t{$src2, $dst|$dst, $src2}", []>;
def SBB16rr_REV : I<0x1B, MRMSrcReg, (outs GR16:$dst),
(ins GR16:$src1, GR16:$src2),
"sbb{w}\t{$src2, $dst|$dst, $src2}", []>, OpSize;
def SBB32rr_REV : I<0x1B, MRMSrcReg, (outs GR32:$dst),
(ins GR32:$src1, GR32:$src2),
"sbb{l}\t{$src2, $dst|$dst, $src2}", []>;
}
def SBB8rm : I<0x1A, MRMSrcMem, (outs GR8:$dst), (ins GR8:$src1, i8mem:$src2),
"sbb{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, (sube GR8:$src1, (load addr:$src2)))]>;
def SBB16rm : I<0x1B, MRMSrcMem, (outs GR16:$dst),
(ins GR16:$src1, i16mem:$src2),
"sbb{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (sube GR16:$src1, (load addr:$src2)))]>,
OpSize;
def SBB32rm : I<0x1B, MRMSrcMem, (outs GR32:$dst),
(ins GR32:$src1, i32mem:$src2),
"sbb{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (sube GR32:$src1, (load addr:$src2)))]>;
def SBB8ri : Ii8<0x80, MRM3r, (outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
"sbb{b}\t{$src2, $dst|$dst, $src2}",
[(set GR8:$dst, (sube GR8:$src1, imm:$src2))]>;
def SBB16ri : Ii16<0x81, MRM3r, (outs GR16:$dst),
(ins GR16:$src1, i16imm:$src2),
"sbb{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (sube GR16:$src1, imm:$src2))]>, OpSize;
def SBB16ri8 : Ii8<0x83, MRM3r, (outs GR16:$dst),
(ins GR16:$src1, i16i8imm:$src2),
"sbb{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, (sube GR16:$src1, i16immSExt8:$src2))]>,
OpSize;
def SBB32ri : Ii32<0x81, MRM3r, (outs GR32:$dst),
(ins GR32:$src1, i32imm:$src2),
"sbb{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (sube GR32:$src1, imm:$src2))]>;
def SBB32ri8 : Ii8<0x83, MRM3r, (outs GR32:$dst),
(ins GR32:$src1, i32i8imm:$src2),
"sbb{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, (sube GR32:$src1, i32immSExt8:$src2))]>;
} // Uses = [EFLAGS]
} // Defs = [EFLAGS]
let Defs = [EFLAGS] in {
let isCommutable = 1 in { // X = IMUL Y, Z --> X = IMUL Z, Y
// Register-Register Signed Integer Multiply
def IMUL16rr : I<0xAF, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src1,GR16:$src2),
"imul{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS,
(X86smul_flag GR16:$src1, GR16:$src2))]>, TB, OpSize;
def IMUL32rr : I<0xAF, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src1,GR32:$src2),
"imul{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS,
(X86smul_flag GR32:$src1, GR32:$src2))]>, TB;
}
// Register-Memory Signed Integer Multiply
def IMUL16rm : I<0xAF, MRMSrcMem, (outs GR16:$dst),
(ins GR16:$src1, i16mem:$src2),
"imul{w}\t{$src2, $dst|$dst, $src2}",
[(set GR16:$dst, EFLAGS,
(X86smul_flag GR16:$src1, (load addr:$src2)))]>,
TB, OpSize;
def IMUL32rm : I<0xAF, MRMSrcMem, (outs GR32:$dst),
(ins GR32:$src1, i32mem:$src2),
"imul{l}\t{$src2, $dst|$dst, $src2}",
[(set GR32:$dst, EFLAGS,
(X86smul_flag GR32:$src1, (load addr:$src2)))]>, TB;
} // Defs = [EFLAGS]
} // end Two Address instructions
// Suprisingly enough, these are not two address instructions!
let Defs = [EFLAGS] in {
// Register-Integer Signed Integer Multiply
def IMUL16rri : Ii16<0x69, MRMSrcReg, // GR16 = GR16*I16
(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
"imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set GR16:$dst, EFLAGS,
(X86smul_flag GR16:$src1, imm:$src2))]>, OpSize;
def IMUL32rri : Ii32<0x69, MRMSrcReg, // GR32 = GR32*I32
(outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
"imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set GR32:$dst, EFLAGS,
(X86smul_flag GR32:$src1, imm:$src2))]>;
def IMUL16rri8 : Ii8<0x6B, MRMSrcReg, // GR16 = GR16*I8
(outs GR16:$dst), (ins GR16:$src1, i16i8imm:$src2),
"imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set GR16:$dst, EFLAGS,
(X86smul_flag GR16:$src1, i16immSExt8:$src2))]>,
OpSize;
def IMUL32rri8 : Ii8<0x6B, MRMSrcReg, // GR32 = GR32*I8
(outs GR32:$dst), (ins GR32:$src1, i32i8imm:$src2),
"imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set GR32:$dst, EFLAGS,
(X86smul_flag GR32:$src1, i32immSExt8:$src2))]>;
// Memory-Integer Signed Integer Multiply
def IMUL16rmi : Ii16<0x69, MRMSrcMem, // GR16 = [mem16]*I16
(outs GR16:$dst), (ins i16mem:$src1, i16imm:$src2),
"imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set GR16:$dst, EFLAGS,
(X86smul_flag (load addr:$src1), imm:$src2))]>,
OpSize;
def IMUL32rmi : Ii32<0x69, MRMSrcMem, // GR32 = [mem32]*I32
(outs GR32:$dst), (ins i32mem:$src1, i32imm:$src2),
"imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set GR32:$dst, EFLAGS,
(X86smul_flag (load addr:$src1), imm:$src2))]>;
def IMUL16rmi8 : Ii8<0x6B, MRMSrcMem, // GR16 = [mem16]*I8
(outs GR16:$dst), (ins i16mem:$src1, i16i8imm :$src2),
"imul{w}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set GR16:$dst, EFLAGS,
(X86smul_flag (load addr:$src1),
i16immSExt8:$src2))]>, OpSize;
def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // GR32 = [mem32]*I8
(outs GR32:$dst), (ins i32mem:$src1, i32i8imm: $src2),
"imul{l}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
[(set GR32:$dst, EFLAGS,
(X86smul_flag (load addr:$src1),
i32immSExt8:$src2))]>;
} // Defs = [EFLAGS]
//===----------------------------------------------------------------------===//
// Test instructions are just like AND, except they don't generate a result.
//
let Defs = [EFLAGS] in {
let isCommutable = 1 in { // TEST X, Y --> TEST Y, X
def TEST8rr : I<0x84, MRMSrcReg, (outs), (ins GR8:$src1, GR8:$src2),
"test{b}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (and_su GR8:$src1, GR8:$src2), 0))]>;
def TEST16rr : I<0x85, MRMSrcReg, (outs), (ins GR16:$src1, GR16:$src2),
"test{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (and_su GR16:$src1, GR16:$src2),
0))]>,
OpSize;
def TEST32rr : I<0x85, MRMSrcReg, (outs), (ins GR32:$src1, GR32:$src2),
"test{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (and_su GR32:$src1, GR32:$src2),
0))]>;
}
def TEST8i8 : Ii8<0xA8, RawFrm, (outs), (ins i8imm:$src),
"test{b}\t{$src, %al|%al, $src}", []>;
def TEST16i16 : Ii16<0xA9, RawFrm, (outs), (ins i16imm:$src),
"test{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
def TEST32i32 : Ii32<0xA9, RawFrm, (outs), (ins i32imm:$src),
"test{l}\t{$src, %eax|%eax, $src}", []>;
def TEST8rm : I<0x84, MRMSrcMem, (outs), (ins GR8 :$src1, i8mem :$src2),
"test{b}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (and GR8:$src1, (loadi8 addr:$src2)),
0))]>;
def TEST16rm : I<0x85, MRMSrcMem, (outs), (ins GR16:$src1, i16mem:$src2),
"test{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (and GR16:$src1,
(loadi16 addr:$src2)), 0))]>, OpSize;
def TEST32rm : I<0x85, MRMSrcMem, (outs), (ins GR32:$src1, i32mem:$src2),
"test{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (and GR32:$src1,
(loadi32 addr:$src2)), 0))]>;
def TEST8ri : Ii8 <0xF6, MRM0r, // flags = GR8 & imm8
(outs), (ins GR8:$src1, i8imm:$src2),
"test{b}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (and_su GR8:$src1, imm:$src2), 0))]>;
def TEST16ri : Ii16<0xF7, MRM0r, // flags = GR16 & imm16
(outs), (ins GR16:$src1, i16imm:$src2),
"test{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (and_su GR16:$src1, imm:$src2), 0))]>,
OpSize;
def TEST32ri : Ii32<0xF7, MRM0r, // flags = GR32 & imm32
(outs), (ins GR32:$src1, i32imm:$src2),
"test{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (and_su GR32:$src1, imm:$src2), 0))]>;
def TEST8mi : Ii8 <0xF6, MRM0m, // flags = [mem8] & imm8
(outs), (ins i8mem:$src1, i8imm:$src2),
"test{b}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (and (loadi8 addr:$src1), imm:$src2),
0))]>;
def TEST16mi : Ii16<0xF7, MRM0m, // flags = [mem16] & imm16
(outs), (ins i16mem:$src1, i16imm:$src2),
"test{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (and (loadi16 addr:$src1), imm:$src2),
0))]>, OpSize;
def TEST32mi : Ii32<0xF7, MRM0m, // flags = [mem32] & imm32
(outs), (ins i32mem:$src1, i32imm:$src2),
"test{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (and (loadi32 addr:$src1), imm:$src2),
0))]>;
} // Defs = [EFLAGS]
// Condition code ops, incl. set if equal/not equal/...
let Defs = [EFLAGS], Uses = [AH], neverHasSideEffects = 1 in
def SAHF : I<0x9E, RawFrm, (outs), (ins), "sahf", []>; // flags = AH
let Defs = [AH], Uses = [EFLAGS], neverHasSideEffects = 1 in
def LAHF : I<0x9F, RawFrm, (outs), (ins), "lahf", []>; // AH = flags
// Integer comparisons
let Defs = [EFLAGS] in {
def CMP8i8 : Ii8<0x3C, RawFrm, (outs), (ins i8imm:$src),
"cmp{b}\t{$src, %al|%al, $src}", []>;
def CMP16i16 : Ii16<0x3D, RawFrm, (outs), (ins i16imm:$src),
"cmp{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
def CMP32i32 : Ii32<0x3D, RawFrm, (outs), (ins i32imm:$src),
"cmp{l}\t{$src, %eax|%eax, $src}", []>;
def CMP8rr : I<0x38, MRMDestReg,
(outs), (ins GR8 :$src1, GR8 :$src2),
"cmp{b}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp GR8:$src1, GR8:$src2))]>;
def CMP16rr : I<0x39, MRMDestReg,
(outs), (ins GR16:$src1, GR16:$src2),
"cmp{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp GR16:$src1, GR16:$src2))]>, OpSize;
def CMP32rr : I<0x39, MRMDestReg,
(outs), (ins GR32:$src1, GR32:$src2),
"cmp{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp GR32:$src1, GR32:$src2))]>;
def CMP8mr : I<0x38, MRMDestMem,
(outs), (ins i8mem :$src1, GR8 :$src2),
"cmp{b}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (loadi8 addr:$src1), GR8:$src2))]>;
def CMP16mr : I<0x39, MRMDestMem,
(outs), (ins i16mem:$src1, GR16:$src2),
"cmp{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (loadi16 addr:$src1), GR16:$src2))]>,
OpSize;
def CMP32mr : I<0x39, MRMDestMem,
(outs), (ins i32mem:$src1, GR32:$src2),
"cmp{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (loadi32 addr:$src1), GR32:$src2))]>;
def CMP8rm : I<0x3A, MRMSrcMem,
(outs), (ins GR8 :$src1, i8mem :$src2),
"cmp{b}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp GR8:$src1, (loadi8 addr:$src2)))]>;
def CMP16rm : I<0x3B, MRMSrcMem,
(outs), (ins GR16:$src1, i16mem:$src2),
"cmp{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp GR16:$src1, (loadi16 addr:$src2)))]>,
OpSize;
def CMP32rm : I<0x3B, MRMSrcMem,
(outs), (ins GR32:$src1, i32mem:$src2),
"cmp{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp GR32:$src1, (loadi32 addr:$src2)))]>;
// These are alternate spellings for use by the disassembler, we mark them as
// code gen only to ensure they aren't matched by the assembler.
let isCodeGenOnly = 1 in {
def CMP8rr_alt : I<0x3A, MRMSrcReg, (outs), (ins GR8:$src1, GR8:$src2),
"cmp{b}\t{$src2, $src1|$src1, $src2}", []>;
def CMP16rr_alt : I<0x3B, MRMSrcReg, (outs), (ins GR16:$src1, GR16:$src2),
"cmp{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize;
def CMP32rr_alt : I<0x3B, MRMSrcReg, (outs), (ins GR32:$src1, GR32:$src2),
"cmp{l}\t{$src2, $src1|$src1, $src2}", []>;
}
def CMP8ri : Ii8<0x80, MRM7r,
(outs), (ins GR8:$src1, i8imm:$src2),
"cmp{b}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp GR8:$src1, imm:$src2))]>;
def CMP16ri : Ii16<0x81, MRM7r,
(outs), (ins GR16:$src1, i16imm:$src2),
"cmp{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp GR16:$src1, imm:$src2))]>, OpSize;
def CMP32ri : Ii32<0x81, MRM7r,
(outs), (ins GR32:$src1, i32imm:$src2),
"cmp{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp GR32:$src1, imm:$src2))]>;
def CMP8mi : Ii8 <0x80, MRM7m,
(outs), (ins i8mem :$src1, i8imm :$src2),
"cmp{b}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (loadi8 addr:$src1), imm:$src2))]>;
def CMP16mi : Ii16<0x81, MRM7m,
(outs), (ins i16mem:$src1, i16imm:$src2),
"cmp{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (loadi16 addr:$src1), imm:$src2))]>,
OpSize;
def CMP32mi : Ii32<0x81, MRM7m,
(outs), (ins i32mem:$src1, i32imm:$src2),
"cmp{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (loadi32 addr:$src1), imm:$src2))]>;
def CMP16ri8 : Ii8<0x83, MRM7r,
(outs), (ins GR16:$src1, i16i8imm:$src2),
"cmp{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp GR16:$src1, i16immSExt8:$src2))]>,
OpSize;
def CMP16mi8 : Ii8<0x83, MRM7m,
(outs), (ins i16mem:$src1, i16i8imm:$src2),
"cmp{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (loadi16 addr:$src1),
i16immSExt8:$src2))]>, OpSize;
def CMP32mi8 : Ii8<0x83, MRM7m,
(outs), (ins i32mem:$src1, i32i8imm:$src2),
"cmp{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp (loadi32 addr:$src1),
i32immSExt8:$src2))]>;
def CMP32ri8 : Ii8<0x83, MRM7r,
(outs), (ins GR32:$src1, i32i8imm:$src2),
"cmp{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86cmp GR32:$src1, i32immSExt8:$src2))]>;
} // Defs = [EFLAGS]
// Bit tests.
// TODO: BTC, BTR, and BTS
let Defs = [EFLAGS] in {
def BT16rr : I<0xA3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"bt{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt GR16:$src1, GR16:$src2))]>, OpSize, TB;
def BT32rr : I<0xA3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"bt{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt GR32:$src1, GR32:$src2))]>, TB;
// Unlike with the register+register form, the memory+register form of the
// bt instruction does not ignore the high bits of the index. From ISel's
// perspective, this is pretty bizarre. Make these instructions disassembly
// only for now.
def BT16mr : I<0xA3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"bt{w}\t{$src2, $src1|$src1, $src2}",
// [(X86bt (loadi16 addr:$src1), GR16:$src2),
// (implicit EFLAGS)]
[]
>, OpSize, TB, Requires<[FastBTMem]>;
def BT32mr : I<0xA3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
"bt{l}\t{$src2, $src1|$src1, $src2}",
// [(X86bt (loadi32 addr:$src1), GR32:$src2),
// (implicit EFLAGS)]
[]
>, TB, Requires<[FastBTMem]>;
def BT16ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"bt{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt GR16:$src1, i16immSExt8:$src2))]>,
OpSize, TB;
def BT32ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR32:$src1, i32i8imm:$src2),
"bt{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt GR32:$src1, i32immSExt8:$src2))]>, TB;
// Note that these instructions don't need FastBTMem because that
// only applies when the other operand is in a register. When it's
// an immediate, bt is still fast.
def BT16mi8 : Ii8<0xBA, MRM4m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"bt{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt (loadi16 addr:$src1), i16immSExt8:$src2))
]>, OpSize, TB;
def BT32mi8 : Ii8<0xBA, MRM4m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
"bt{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt (loadi32 addr:$src1), i32immSExt8:$src2))
]>, TB;
def BTC16rr : I<0xBB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTC32rr : I<0xBB, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTC16mr : I<0xBB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTC32mr : I<0xBB, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
"btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTC16ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTC32ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR32:$src1, i32i8imm:$src2),
"btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTC16mi8 : Ii8<0xBA, MRM7m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTC32mi8 : Ii8<0xBA, MRM7m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
"btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTR16rr : I<0xB3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTR32rr : I<0xB3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTR16mr : I<0xB3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTR32mr : I<0xB3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
"btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTR16ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTR32ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR32:$src1, i32i8imm:$src2),
"btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTR16mi8 : Ii8<0xBA, MRM6m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTR32mi8 : Ii8<0xBA, MRM6m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
"btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTS16rr : I<0xAB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTS32rr : I<0xAB, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTS16mr : I<0xAB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTS32mr : I<0xAB, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
"bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTS16ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTS32ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR32:$src1, i32i8imm:$src2),
"bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTS16mi8 : Ii8<0xBA, MRM5m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTS32mi8 : Ii8<0xBA, MRM5m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
"bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
} // Defs = [EFLAGS]
// Sign/Zero extenders
// Use movsbl intead of movsbw; we don't care about the high 16 bits
// of the register here. This has a smaller encoding and avoids a
// partial-register update. Actual movsbw included for the disassembler.
def MOVSX16rr8W : I<0xBE, MRMSrcReg, (outs GR16:$dst), (ins GR8:$src),
"movs{bw|x}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
def MOVSX16rm8W : I<0xBE, MRMSrcMem, (outs GR16:$dst), (ins i8mem:$src),
"movs{bw|x}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
def MOVSX16rr8 : I<0xBE, MRMSrcReg, (outs GR16:$dst), (ins GR8 :$src),
"", [(set GR16:$dst, (sext GR8:$src))]>, TB;
def MOVSX16rm8 : I<0xBE, MRMSrcMem, (outs GR16:$dst), (ins i8mem :$src),
"", [(set GR16:$dst, (sextloadi16i8 addr:$src))]>, TB;
def MOVSX32rr8 : I<0xBE, MRMSrcReg, (outs GR32:$dst), (ins GR8 :$src),
"movs{bl|x}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, (sext GR8:$src))]>, TB;
def MOVSX32rm8 : I<0xBE, MRMSrcMem, (outs GR32:$dst), (ins i8mem :$src),
"movs{bl|x}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, (sextloadi32i8 addr:$src))]>, TB;
def MOVSX32rr16: I<0xBF, MRMSrcReg, (outs GR32:$dst), (ins GR16:$src),
"movs{wl|x}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, (sext GR16:$src))]>, TB;
def MOVSX32rm16: I<0xBF, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src),
"movs{wl|x}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, (sextloadi32i16 addr:$src))]>, TB;
// Use movzbl intead of movzbw; we don't care about the high 16 bits
// of the register here. This has a smaller encoding and avoids a
// partial-register update. Actual movzbw included for the disassembler.
def MOVZX16rr8W : I<0xB6, MRMSrcReg, (outs GR16:$dst), (ins GR8:$src),
"movz{bw|x}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
def MOVZX16rm8W : I<0xB6, MRMSrcMem, (outs GR16:$dst), (ins i8mem:$src),
"movz{bw|x}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
def MOVZX16rr8 : I<0xB6, MRMSrcReg, (outs GR16:$dst), (ins GR8 :$src),
"", [(set GR16:$dst, (zext GR8:$src))]>, TB;
def MOVZX16rm8 : I<0xB6, MRMSrcMem, (outs GR16:$dst), (ins i8mem :$src),
"", [(set GR16:$dst, (zextloadi16i8 addr:$src))]>, TB;
def MOVZX32rr8 : I<0xB6, MRMSrcReg, (outs GR32:$dst), (ins GR8 :$src),
"movz{bl|x}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, (zext GR8:$src))]>, TB;
def MOVZX32rm8 : I<0xB6, MRMSrcMem, (outs GR32:$dst), (ins i8mem :$src),
"movz{bl|x}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, (zextloadi32i8 addr:$src))]>, TB;
def MOVZX32rr16: I<0xB7, MRMSrcReg, (outs GR32:$dst), (ins GR16:$src),
"movz{wl|x}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, (zext GR16:$src))]>, TB;
def MOVZX32rm16: I<0xB7, MRMSrcMem, (outs GR32:$dst), (ins i16mem:$src),
"movz{wl|x}\t{$src, $dst|$dst, $src}",
[(set GR32:$dst, (zextloadi32i16 addr:$src))]>, TB;
// These are the same as the regular MOVZX32rr8 and MOVZX32rm8
// except that they use GR32_NOREX for the output operand register class
// instead of GR32. This allows them to operate on h registers on x86-64.
def MOVZX32_NOREXrr8 : I<0xB6, MRMSrcReg,
(outs GR32_NOREX:$dst), (ins GR8:$src),
"movz{bl|x}\t{$src, $dst|$dst, $src} # NOREX",
[]>, TB;
let mayLoad = 1 in
def MOVZX32_NOREXrm8 : I<0xB6, MRMSrcMem,
(outs GR32_NOREX:$dst), (ins i8mem:$src),
"movz{bl|x}\t{$src, $dst|$dst, $src} # NOREX",
[]>, TB;
let neverHasSideEffects = 1 in {
let Defs = [AX], Uses = [AL] in
def CBW : I<0x98, RawFrm, (outs), (ins),
"{cbtw|cbw}", []>, OpSize; // AX = signext(AL)
let Defs = [EAX], Uses = [AX] in
def CWDE : I<0x98, RawFrm, (outs), (ins),
"{cwtl|cwde}", []>; // EAX = signext(AX)
let Defs = [AX,DX], Uses = [AX] in
def CWD : I<0x99, RawFrm, (outs), (ins),
"{cwtd|cwd}", []>, OpSize; // DX:AX = signext(AX)
let Defs = [EAX,EDX], Uses = [EAX] in
def CDQ : I<0x99, RawFrm, (outs), (ins),
"{cltd|cdq}", []>; // EDX:EAX = signext(EAX)
}
//===----------------------------------------------------------------------===//
// Atomic support
//
// Atomic swap. These are just normal xchg instructions. But since a memory
// operand is referenced, the atomicity is ensured.
let Constraints = "$val = $dst" in {
def XCHG8rm : I<0x86, MRMSrcMem, (outs GR8:$dst), (ins GR8:$val, i8mem:$ptr),
"xchg{b}\t{$val, $ptr|$ptr, $val}",
[(set GR8:$dst, (atomic_swap_8 addr:$ptr, GR8:$val))]>;
def XCHG16rm : I<0x87, MRMSrcMem, (outs GR16:$dst),
(ins GR16:$val, i16mem:$ptr),
"xchg{w}\t{$val, $ptr|$ptr, $val}",
[(set GR16:$dst, (atomic_swap_16 addr:$ptr, GR16:$val))]>,
OpSize;
def XCHG32rm : I<0x87, MRMSrcMem, (outs GR32:$dst),
(ins GR32:$val, i32mem:$ptr),
"xchg{l}\t{$val, $ptr|$ptr, $val}",
[(set GR32:$dst, (atomic_swap_32 addr:$ptr, GR32:$val))]>;
def XCHG64rm : RI<0x87, MRMSrcMem, (outs GR64:$dst),
(ins GR64:$val,i64mem:$ptr),
"xchg{q}\t{$val, $ptr|$ptr, $val}",
[(set GR64:$dst, (atomic_swap_64 addr:$ptr, GR64:$val))]>;
def XCHG8rr : I<0x86, MRMSrcReg, (outs GR8:$dst), (ins GR8:$val, GR8:$src),
"xchg{b}\t{$val, $src|$src, $val}", []>;
def XCHG16rr : I<0x87, MRMSrcReg, (outs GR16:$dst), (ins GR16:$val, GR16:$src),
"xchg{w}\t{$val, $src|$src, $val}", []>, OpSize;
def XCHG32rr : I<0x87, MRMSrcReg, (outs GR32:$dst), (ins GR32:$val, GR32:$src),
"xchg{l}\t{$val, $src|$src, $val}", []>;
def XCHG64rr : RI<0x87, MRMSrcReg, (outs GR64:$dst), (ins GR64:$val,GR64:$src),
"xchg{q}\t{$val, $src|$src, $val}", []>;
}
def XCHG16ar : I<0x90, AddRegFrm, (outs), (ins GR16:$src),
"xchg{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
def XCHG32ar : I<0x90, AddRegFrm, (outs), (ins GR32:$src),
"xchg{l}\t{$src, %eax|%eax, $src}", []>;
def XCHG64ar : RI<0x90, AddRegFrm, (outs), (ins GR64:$src),
"xchg{q}\t{$src, %rax|%rax, $src}", []>;
def XADD8rr : I<0xC0, MRMDestReg, (outs GR8:$dst), (ins GR8:$src),
"xadd{b}\t{$src, $dst|$dst, $src}", []>, TB;
def XADD16rr : I<0xC1, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
"xadd{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
def XADD32rr : I<0xC1, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
"xadd{l}\t{$src, $dst|$dst, $src}", []>, TB;
def XADD64rr : RI<0xC1, MRMDestReg, (outs GR64:$dst), (ins GR64:$src),
"xadd{q}\t{$src, $dst|$dst, $src}", []>, TB;
let mayLoad = 1, mayStore = 1 in {
def XADD8rm : I<0xC0, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
"xadd{b}\t{$src, $dst|$dst, $src}", []>, TB;
def XADD16rm : I<0xC1, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
"xadd{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
def XADD32rm : I<0xC1, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
"xadd{l}\t{$src, $dst|$dst, $src}", []>, TB;
def XADD64rm : RI<0xC1, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
"xadd{q}\t{$src, $dst|$dst, $src}", []>, TB;
}
def CMPXCHG8rr : I<0xB0, MRMDestReg, (outs GR8:$dst), (ins GR8:$src),
"cmpxchg{b}\t{$src, $dst|$dst, $src}", []>, TB;
def CMPXCHG16rr : I<0xB1, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
"cmpxchg{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
def CMPXCHG32rr : I<0xB1, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
"cmpxchg{l}\t{$src, $dst|$dst, $src}", []>, TB;
def CMPXCHG64rr : RI<0xB1, MRMDestReg, (outs GR64:$dst), (ins GR64:$src),
"cmpxchg{q}\t{$src, $dst|$dst, $src}", []>, TB;
let mayLoad = 1, mayStore = 1 in {
def CMPXCHG8rm : I<0xB0, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
"cmpxchg{b}\t{$src, $dst|$dst, $src}", []>, TB;
def CMPXCHG16rm : I<0xB1, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
"cmpxchg{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
def CMPXCHG32rm : I<0xB1, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
"cmpxchg{l}\t{$src, $dst|$dst, $src}", []>, TB;
def CMPXCHG64rm : RI<0xB1, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
"cmpxchg{q}\t{$src, $dst|$dst, $src}", []>, TB;
}
let Defs = [EAX, EDX, EFLAGS], Uses = [EAX, EBX, ECX, EDX] in
def CMPXCHG8B : I<0xC7, MRM1m, (outs), (ins i64mem:$dst),
"cmpxchg8b\t$dst", []>, TB;
let Defs = [RAX, RDX, EFLAGS], Uses = [RAX, RBX, RCX, RDX] in
def CMPXCHG16B : RI<0xC7, MRM1m, (outs), (ins i128mem:$dst),
"cmpxchg16b\t$dst", []>, TB;
// Lock instruction prefix
def LOCK_PREFIX : I<0xF0, RawFrm, (outs), (ins), "lock", []>;
// Repeat string operation instruction prefixes
// These uses the DF flag in the EFLAGS register to inc or dec ECX
let Defs = [ECX], Uses = [ECX,EFLAGS] in {
// Repeat (used with INS, OUTS, MOVS, LODS and STOS)
def REP_PREFIX : I<0xF3, RawFrm, (outs), (ins), "rep", []>;
// Repeat while not equal (used with CMPS and SCAS)
def REPNE_PREFIX : I<0xF2, RawFrm, (outs), (ins), "repne", []>;
}
// String manipulation instructions
def LODSB : I<0xAC, RawFrm, (outs), (ins), "lodsb", []>;
def LODSW : I<0xAD, RawFrm, (outs), (ins), "lodsw", []>, OpSize;
def LODSD : I<0xAD, RawFrm, (outs), (ins), "lods{l|d}", []>;
def LODSQ : RI<0xAD, RawFrm, (outs), (ins), "lodsq", []>;
def OUTSB : I<0x6E, RawFrm, (outs), (ins), "outsb", []>;
def OUTSW : I<0x6F, RawFrm, (outs), (ins), "outsw", []>, OpSize;
def OUTSD : I<0x6F, RawFrm, (outs), (ins), "outs{l|d}", []>;
// Flag instructions
def CLC : I<0xF8, RawFrm, (outs), (ins), "clc", []>;
def STC : I<0xF9, RawFrm, (outs), (ins), "stc", []>;
def CLI : I<0xFA, RawFrm, (outs), (ins), "cli", []>;
def STI : I<0xFB, RawFrm, (outs), (ins), "sti", []>;
def CLD : I<0xFC, RawFrm, (outs), (ins), "cld", []>;
def STD : I<0xFD, RawFrm, (outs), (ins), "std", []>;
def CMC : I<0xF5, RawFrm, (outs), (ins), "cmc", []>;
def CLTS : I<0x06, RawFrm, (outs), (ins), "clts", []>, TB;
// Table lookup instructions
def XLAT : I<0xD7, RawFrm, (outs), (ins), "xlatb", []>;
//===----------------------------------------------------------------------===//
// Subsystems.
//===----------------------------------------------------------------------===//
// Floating Point Stack Support
include "X86InstrFPStack.td"
// X86-64 Support
include "X86Instr64bit.td"
include "X86InstrCMovSetCC.td"
include "X86InstrControl.td"
// SIMD support (SSE, MMX and AVX)
include "X86InstrFragmentsSIMD.td"
// FMA - Fused Multiply-Add support (requires FMA)
include "X86InstrFMA.td"
// SSE, MMX and 3DNow! vector support.
include "X86InstrSSE.td"
include "X86InstrMMX.td"
include "X86Instr3DNow.td"
include "X86InstrVMX.td"
// System instructions.
include "X86InstrSystem.td"
// Compiler Pseudo Instructions and Pat Patterns
include "X86InstrCompiler.td"
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