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//===----------X86InstrFragments - X86 Pattern fragments. --*- tablegen -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// X86-specific DAG node.
def SDTX86CmpTest : SDTypeProfile<1, 2, [SDTCisVT<0, i32>, SDTCisInt<1>,
SDTCisSameAs<1, 2>]>;
def SDTX86FCmp : SDTypeProfile<1, 2, [SDTCisVT<0, i32>, SDTCisFP<1>,
SDTCisSameAs<1, 2>]>;
def SDTX86Ccmp : SDTypeProfile<1, 5,
[SDTCisVT<3, i8>, SDTCisVT<4, i8>, SDTCisVT<5, i32>]>;
// RES = op PTR, PASSTHRU, COND, EFLAGS
def SDTX86Cload : SDTypeProfile<1, 4,
[SDTCisInt<0>, SDTCisPtrTy<1>, SDTCisSameAs<0, 2>,
SDTCisVT<3, i8>, SDTCisVT<4, i32>]>;
// op VAL, PTR, COND, EFLAGS
def SDTX86Cstore : SDTypeProfile<0, 4,
[SDTCisInt<0>, SDTCisPtrTy<1>,
SDTCisVT<2, i8>, SDTCisVT<3, i32>]>;
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,
[SDTCisSameAs<0, 2>,
SDTCisInt<0>, SDTCisVT<1, i32>]>;
def SDTBinaryArithWithFlags : SDTypeProfile<2, 2,
[SDTCisSameAs<0, 2>,
SDTCisSameAs<0, 3>,
SDTCisInt<0>, SDTCisVT<1, i32>]>;
// SDTBinaryArithWithFlagsInOut - RES1, EFLAGS = op LHS, RHS, EFLAGS
def SDTBinaryArithWithFlagsInOut : SDTypeProfile<2, 3,
[SDTCisSameAs<0, 2>,
SDTCisSameAs<0, 3>,
SDTCisInt<0>,
SDTCisVT<1, i32>,
SDTCisVT<4, i32>]>;
// RES1, RES2, FLAGS = op LHS, RHS
def SDT2ResultBinaryArithWithFlags : SDTypeProfile<3, 2,
[SDTCisSameAs<0, 1>,
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 SDTX86sahf : SDTypeProfile<1, 1, [SDTCisVT<0, i32>, SDTCisVT<1, i8>]>;
def SDTX86rdrand : SDTypeProfile<2, 0, [SDTCisInt<0>, SDTCisVT<1, i32>]>;
def SDTX86rdpkru : SDTypeProfile<1, 1, [SDTCisVT<0, i32>, SDTCisVT<1, i32>]>;
def SDTX86wrpkru : SDTypeProfile<0, 3, [SDTCisVT<0, i32>, SDTCisVT<1, i32>,
SDTCisVT<2, i32>]>;
def SDTX86cas : SDTypeProfile<0, 3, [SDTCisPtrTy<0>, SDTCisInt<1>,
SDTCisVT<2, i8>]>;
def SDTX86cas8pair : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>;
def SDTX86cas16pair : SDTypeProfile<0, 2, [SDTCisPtrTy<0>, SDTCisVT<1, i64>]>;
def SDTLockBinaryArithWithFlags : SDTypeProfile<1, 2, [SDTCisVT<0, i32>,
SDTCisPtrTy<1>,
SDTCisInt<2>]>;
def SDTLockUnaryArithWithFlags : SDTypeProfile<1, 1, [SDTCisVT<0, i32>,
SDTCisPtrTy<1>]>;
def SDTX86Ret : SDTypeProfile<0, -1, [SDTCisVT<0, i32>]>;
def SDT_X86CallSeqStart : SDCallSeqStart<[SDTCisVT<0, i32>,
SDTCisVT<1, i32>]>;
def SDT_X86CallSeqEnd : SDCallSeqEnd<[SDTCisVT<0, i32>,
SDTCisVT<1, i32>]>;
def SDT_X86Call : SDTypeProfile<0, -1, [SDTCisVT<0, iPTR>]>;
def SDT_X86NtBrind : SDTypeProfile<0, -1, [SDTCisVT<0, iPTR>]>;
def SDT_X86VASTART_SAVE_XMM_REGS : SDTypeProfile<0, -1, [SDTCisVT<0, i8>,
SDTCisPtrTy<1>]>;
def SDT_X86VAARG : SDTypeProfile<1, -1, [SDTCisPtrTy<0>,
SDTCisPtrTy<1>,
SDTCisVT<2, i32>,
SDTCisVT<3, i8>,
SDTCisVT<4, i32>]>;
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_X86TLSBASEADDR : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
def SDT_X86TLSCALL : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
def SDT_X86DYN_ALLOCA : SDTypeProfile<0, 1, [SDTCisVT<0, iPTR>]>;
def SDT_X86SEG_ALLOCA : SDTypeProfile<1, 1, [SDTCisVT<0, iPTR>, SDTCisVT<1, iPTR>]>;
def SDT_X86PROBED_ALLOCA : SDTypeProfile<1, 1, [SDTCisVT<0, iPTR>, SDTCisVT<1, iPTR>]>;
def SDT_X86EHRET : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
def SDT_X86TCRET : SDTypeProfile<0, 2, [SDTCisPtrTy<0>, SDTCisVT<1, i32>]>;
def SDT_X86ENQCMD : SDTypeProfile<1, 2, [SDTCisVT<0, i32>,
SDTCisPtrTy<1>, SDTCisSameAs<1, 2>]>;
def SDT_X86AESENCDECKL : SDTypeProfile<2, 2, [SDTCisVT<0, v2i64>,
SDTCisVT<1, i32>,
SDTCisVT<2, v2i64>,
SDTCisPtrTy<3>]>;
def SDTX86Cmpccxadd : SDTypeProfile<1, 4, [SDTCisSameAs<0, 2>,
SDTCisPtrTy<1>, SDTCisSameAs<2, 3>,
SDTCisVT<4, i8>]>;
def X86MFence : SDNode<"X86ISD::MFENCE", SDTNone, [SDNPHasChain]>;
def X86bsf : SDNode<"X86ISD::BSF", SDTUnaryArithWithFlags>;
def X86bsr : SDNode<"X86ISD::BSR", SDTUnaryArithWithFlags>;
def X86fshl : SDNode<"X86ISD::FSHL", SDTIntShiftDOp>;
def X86fshr : SDNode<"X86ISD::FSHR", SDTIntShiftDOp>;
def X86cmp : SDNode<"X86ISD::CMP" , SDTX86CmpTest>;
def X86fcmp : SDNode<"X86ISD::FCMP", SDTX86FCmp>;
def X86strict_fcmp : SDNode<"X86ISD::STRICT_FCMP", SDTX86FCmp, [SDNPHasChain]>;
def X86strict_fcmps : SDNode<"X86ISD::STRICT_FCMPS", SDTX86FCmp, [SDNPHasChain]>;
def X86bt : SDNode<"X86ISD::BT", SDTX86CmpTest>;
def X86ccmp : SDNode<"X86ISD::CCMP", SDTX86Ccmp>;
def X86ctest : SDNode<"X86ISD::CTEST", SDTX86Ccmp>;
def X86cload : SDNode<"X86ISD::CLOAD", SDTX86Cload, [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
def X86cstore : SDNode<"X86ISD::CSTORE", SDTX86Cstore, [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
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 X86rdrand : SDNode<"X86ISD::RDRAND", SDTX86rdrand,
[SDNPHasChain, SDNPSideEffect]>;
def X86rdseed : SDNode<"X86ISD::RDSEED", SDTX86rdrand,
[SDNPHasChain, SDNPSideEffect]>;
def X86rdpkru : SDNode<"X86ISD::RDPKRU", SDTX86rdpkru,
[SDNPHasChain, SDNPSideEffect]>;
def X86wrpkru : SDNode<"X86ISD::WRPKRU", SDTX86wrpkru,
[SDNPHasChain, SDNPSideEffect]>;
def X86cas : SDNode<"X86ISD::LCMPXCHG_DAG", SDTX86cas,
[SDNPHasChain, SDNPInGlue, SDNPOutGlue, SDNPMayStore,
SDNPMayLoad, SDNPMemOperand]>;
def X86cas8 : SDNode<"X86ISD::LCMPXCHG8_DAG", SDTX86cas8pair,
[SDNPHasChain, SDNPInGlue, SDNPOutGlue, SDNPMayStore,
SDNPMayLoad, SDNPMemOperand]>;
def X86cas16 : SDNode<"X86ISD::LCMPXCHG16_DAG", SDTX86cas16pair,
[SDNPHasChain, SDNPInGlue, SDNPOutGlue, SDNPMayStore,
SDNPMayLoad, SDNPMemOperand]>;
def X86retglue : SDNode<"X86ISD::RET_GLUE", SDTX86Ret,
[SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
def X86iret : SDNode<"X86ISD::IRET", SDTX86Ret,
[SDNPHasChain, SDNPOptInGlue]>;
def X86vastart_save_xmm_regs :
SDNode<"X86ISD::VASTART_SAVE_XMM_REGS",
SDT_X86VASTART_SAVE_XMM_REGS,
[SDNPHasChain, SDNPMayStore, SDNPMemOperand, SDNPVariadic]>;
def X86vaarg64 :
SDNode<"X86ISD::VAARG_64", SDT_X86VAARG,
[SDNPHasChain, SDNPMayLoad, SDNPMayStore,
SDNPMemOperand]>;
def X86vaargx32 :
SDNode<"X86ISD::VAARG_X32", SDT_X86VAARG,
[SDNPHasChain, SDNPMayLoad, SDNPMayStore,
SDNPMemOperand]>;
def X86callseq_start :
SDNode<"ISD::CALLSEQ_START", SDT_X86CallSeqStart,
[SDNPHasChain, SDNPOutGlue]>;
def X86callseq_end :
SDNode<"ISD::CALLSEQ_END", SDT_X86CallSeqEnd,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
def X86call : SDNode<"X86ISD::CALL", SDT_X86Call,
[SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
SDNPVariadic]>;
def X86call_rvmarker : SDNode<"X86ISD::CALL_RVMARKER", SDT_X86Call,
[SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
SDNPVariadic]>;
def X86NoTrackCall : SDNode<"X86ISD::NT_CALL", SDT_X86Call,
[SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
SDNPVariadic]>;
def X86NoTrackBrind : SDNode<"X86ISD::NT_BRIND", SDT_X86NtBrind,
[SDNPHasChain]>;
def X86rep_stos: SDNode<"X86ISD::REP_STOS", SDTX86RepStr,
[SDNPHasChain, SDNPInGlue, SDNPOutGlue, SDNPMayStore]>;
def X86rep_movs: SDNode<"X86ISD::REP_MOVS", SDTX86RepStr,
[SDNPHasChain, SDNPInGlue, SDNPOutGlue, SDNPMayStore,
SDNPMayLoad]>;
def X86Wrapper : SDNode<"X86ISD::Wrapper", SDTX86Wrapper>;
def X86WrapperRIP : SDNode<"X86ISD::WrapperRIP", SDTX86Wrapper>;
def X86RecoverFrameAlloc : SDNode<"ISD::LOCAL_RECOVER",
SDTypeProfile<1, 1, [SDTCisSameAs<0, 1>,
SDTCisInt<1>]>>;
def X86tlsaddr : SDNode<"X86ISD::TLSADDR", SDT_X86TLSADDR,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
def X86tlsbaseaddr : SDNode<"X86ISD::TLSBASEADDR", SDT_X86TLSBASEADDR,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
def X86tlsdesc : SDNode<"X86ISD::TLSDESC", SDT_X86TLSADDR,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
def X86ehret : SDNode<"X86ISD::EH_RETURN", SDT_X86EHRET,
[SDNPHasChain]>;
def X86eh_sjlj_setjmp : SDNode<"X86ISD::EH_SJLJ_SETJMP",
SDTypeProfile<1, 1, [SDTCisInt<0>,
SDTCisPtrTy<1>]>,
[SDNPHasChain, SDNPSideEffect]>;
def X86eh_sjlj_longjmp : SDNode<"X86ISD::EH_SJLJ_LONGJMP",
SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>,
[SDNPHasChain, SDNPSideEffect]>;
def X86eh_sjlj_setup_dispatch : SDNode<"X86ISD::EH_SJLJ_SETUP_DISPATCH",
SDTypeProfile<0, 0, []>,
[SDNPHasChain, SDNPSideEffect]>;
def X86tcret : SDNode<"X86ISD::TC_RETURN", SDT_X86TCRET,
[SDNPHasChain, SDNPOptInGlue, 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", SDT2ResultBinaryArithWithFlags,
[SDNPCommutative]>;
def X86adc_flag : SDNode<"X86ISD::ADC", SDTBinaryArithWithFlagsInOut>;
def X86sbb_flag : SDNode<"X86ISD::SBB", SDTBinaryArithWithFlagsInOut>;
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 X86lock_add : SDNode<"X86ISD::LADD", SDTLockBinaryArithWithFlags,
[SDNPHasChain, SDNPMayStore, SDNPMayLoad,
SDNPMemOperand]>;
def X86lock_sub : SDNode<"X86ISD::LSUB", SDTLockBinaryArithWithFlags,
[SDNPHasChain, SDNPMayStore, SDNPMayLoad,
SDNPMemOperand]>;
def X86lock_or : SDNode<"X86ISD::LOR", SDTLockBinaryArithWithFlags,
[SDNPHasChain, SDNPMayStore, SDNPMayLoad,
SDNPMemOperand]>;
def X86lock_xor : SDNode<"X86ISD::LXOR", SDTLockBinaryArithWithFlags,
[SDNPHasChain, SDNPMayStore, SDNPMayLoad,
SDNPMemOperand]>;
def X86lock_and : SDNode<"X86ISD::LAND", SDTLockBinaryArithWithFlags,
[SDNPHasChain, SDNPMayStore, SDNPMayLoad,
SDNPMemOperand]>;
def X86bextr : SDNode<"X86ISD::BEXTR", SDTIntBinOp>;
def X86bextri : SDNode<"X86ISD::BEXTRI", SDTIntBinOp>;
def X86bzhi : SDNode<"X86ISD::BZHI", SDTIntBinOp>;
def X86pdep : SDNode<"X86ISD::PDEP", SDTIntBinOp>;
def X86pext : SDNode<"X86ISD::PEXT", SDTIntBinOp>;
def X86mul_imm : SDNode<"X86ISD::MUL_IMM", SDTIntBinOp>;
def X86DynAlloca : SDNode<"X86ISD::DYN_ALLOCA", SDT_X86DYN_ALLOCA,
[SDNPHasChain, SDNPOutGlue]>;
def X86SegAlloca : SDNode<"X86ISD::SEG_ALLOCA", SDT_X86SEG_ALLOCA,
[SDNPHasChain]>;
def X86ProbedAlloca : SDNode<"X86ISD::PROBED_ALLOCA", SDT_X86PROBED_ALLOCA,
[SDNPHasChain]>;
def X86TLSCall : SDNode<"X86ISD::TLSCALL", SDT_X86TLSCALL,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
def X86lwpins : SDNode<"X86ISD::LWPINS",
SDTypeProfile<1, 3, [SDTCisVT<0, i32>, SDTCisInt<1>,
SDTCisVT<2, i32>, SDTCisVT<3, i32>]>,
[SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPSideEffect]>;
def X86umwait : SDNode<"X86ISD::UMWAIT",
SDTypeProfile<1, 3, [SDTCisVT<0, i32>, SDTCisInt<1>,
SDTCisVT<2, i32>, SDTCisVT<3, i32>]>,
[SDNPHasChain, SDNPSideEffect]>;
def X86tpause : SDNode<"X86ISD::TPAUSE",
SDTypeProfile<1, 3, [SDTCisVT<0, i32>, SDTCisInt<1>,
SDTCisVT<2, i32>, SDTCisVT<3, i32>]>,
[SDNPHasChain, SDNPSideEffect]>;
def X86enqcmd : SDNode<"X86ISD::ENQCMD", SDT_X86ENQCMD,
[SDNPHasChain, SDNPSideEffect]>;
def X86enqcmds : SDNode<"X86ISD::ENQCMDS", SDT_X86ENQCMD,
[SDNPHasChain, SDNPSideEffect]>;
def X86testui : SDNode<"X86ISD::TESTUI",
SDTypeProfile<1, 0, [SDTCisVT<0, i32>]>,
[SDNPHasChain, SDNPSideEffect]>;
def X86aesenc128kl : SDNode<"X86ISD::AESENC128KL", SDT_X86AESENCDECKL,
[SDNPHasChain, SDNPMayLoad, SDNPSideEffect,
SDNPMemOperand]>;
def X86aesdec128kl : SDNode<"X86ISD::AESDEC128KL", SDT_X86AESENCDECKL,
[SDNPHasChain, SDNPMayLoad, SDNPSideEffect,
SDNPMemOperand]>;
def X86aesenc256kl : SDNode<"X86ISD::AESENC256KL", SDT_X86AESENCDECKL,
[SDNPHasChain, SDNPMayLoad, SDNPSideEffect,
SDNPMemOperand]>;
def X86aesdec256kl : SDNode<"X86ISD::AESDEC256KL", SDT_X86AESENCDECKL,
[SDNPHasChain, SDNPMayLoad, SDNPSideEffect,
SDNPMemOperand]>;
def X86cmpccxadd : SDNode<"X86ISD::CMPCCXADD", SDTX86Cmpccxadd,
[SDNPHasChain, SDNPMayLoad, SDNPMayStore,
SDNPMemOperand]>;
// 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, xor, frameindex],
[]>;
// In 64-bit mode 32-bit LEAs can use RIP-relative addressing.
def lea64_32addr : ComplexPattern<i32, 5, "selectLEA64_32Addr",
[add, sub, mul, X86mul_imm, shl, or, xor,
frameindex, X86WrapperRIP],
[]>;
def tls32addr : ComplexPattern<i32, 5, "selectTLSADDRAddr",
[tglobaltlsaddr], []>;
def tls32baseaddr : ComplexPattern<i32, 5, "selectTLSADDRAddr",
[tglobaltlsaddr], []>;
def lea64addr : ComplexPattern<i64, 5, "selectLEAAddr",
[add, sub, mul, X86mul_imm, shl, or, xor, frameindex,
X86WrapperRIP], []>;
def tls64addr : ComplexPattern<i64, 5, "selectTLSADDRAddr",
[tglobaltlsaddr], []>;
def tls64baseaddr : ComplexPattern<i64, 5, "selectTLSADDRAddr",
[tglobaltlsaddr], []>;
def vectoraddr : ComplexPattern<iPTR, 5, "selectVectorAddr", [],[SDNPWantParent]>;
// A relocatable immediate is an operand that can be relocated by the linker to
// an immediate, such as a regular symbol in non-PIC code.
def relocImm : ComplexPattern<iAny, 1, "selectRelocImm",
[X86Wrapper], [], 0>;
// X86 specific condition code. These correspond to CondCode in
// X86InstrInfo.h. They must be kept in synch.
def X86_COND_O : PatLeaf<(i8 0)>;
def X86_COND_NO : PatLeaf<(i8 1)>;
def X86_COND_B : PatLeaf<(i8 2)>; // alt. COND_C
def X86_COND_AE : PatLeaf<(i8 3)>; // alt. COND_NC
def X86_COND_E : PatLeaf<(i8 4)>; // alt. COND_Z
def X86_COND_NE : PatLeaf<(i8 5)>; // alt. COND_NZ
def X86_COND_BE : PatLeaf<(i8 6)>; // alt. COND_NA
def X86_COND_A : PatLeaf<(i8 7)>; // alt. COND_NBE
def X86_COND_S : PatLeaf<(i8 8)>;
def X86_COND_NS : PatLeaf<(i8 9)>;
def X86_COND_P : PatLeaf<(i8 10)>; // alt. COND_PE
def X86_COND_NP : PatLeaf<(i8 11)>; // alt. COND_PO
def X86_COND_L : PatLeaf<(i8 12)>; // alt. COND_NGE
def X86_COND_GE : PatLeaf<(i8 13)>; // alt. COND_NL
def X86_COND_LE : PatLeaf<(i8 14)>; // alt. COND_NG
def X86_COND_G : PatLeaf<(i8 15)>; // alt. COND_NLE
def i16immSExt8 : ImmLeaf<i16, [{ return isInt<8>(Imm); }]>;
def i32immSExt8 : ImmLeaf<i32, [{ return isInt<8>(Imm); }]>;
def i64immSExt8 : ImmLeaf<i64, [{ return isInt<8>(Imm); }]>;
def i64immSExt32 : ImmLeaf<i64, [{ return isInt<32>(Imm); }]>;
def i64timmSExt32 : TImmLeaf<i64, [{ return isInt<32>(Imm); }]>;
def i16relocImmSExt8 : PatLeaf<(i16 relocImm), [{
return isSExtAbsoluteSymbolRef(8, N);
}]>;
def i32relocImmSExt8 : PatLeaf<(i32 relocImm), [{
return isSExtAbsoluteSymbolRef(8, N);
}]>;
def i64relocImmSExt8 : PatLeaf<(i64 relocImm), [{
return isSExtAbsoluteSymbolRef(8, N);
}]>;
def i64relocImmSExt32 : PatLeaf<(i64 relocImm), [{
return isSExtAbsoluteSymbolRef(32, N);
}]>;
// If we have multiple users of an immediate, it's much smaller to reuse
// the register, rather than encode the immediate in every instruction.
// This has the risk of increasing register pressure from stretched live
// ranges, however, the immediates should be trivial to rematerialize by
// the RA in the event of high register pressure.
// TODO : This is currently enabled for stores and binary ops. There are more
// cases for which this can be enabled, though this catches the bulk of the
// issues.
// TODO2 : This should really also be enabled under O2, but there's currently
// an issue with RA where we don't pull the constants into their users
// when we rematerialize them. I'll follow-up on enabling O2 after we fix that
// issue.
// TODO3 : This is currently limited to single basic blocks (DAG creation
// pulls block immediates to the top and merges them if necessary).
// Eventually, it would be nice to allow ConstantHoisting to merge constants
// globally for potentially added savings.
//
def imm_su : PatLeaf<(imm), [{
return !shouldAvoidImmediateInstFormsForSize(N);
}]>;
def i64immSExt32_su : PatLeaf<(i64immSExt32), [{
return !shouldAvoidImmediateInstFormsForSize(N);
}]>;
def relocImm8_su : PatLeaf<(i8 relocImm), [{
return !shouldAvoidImmediateInstFormsForSize(N);
}]>;
def relocImm16_su : PatLeaf<(i16 relocImm), [{
return !shouldAvoidImmediateInstFormsForSize(N);
}]>;
def relocImm32_su : PatLeaf<(i32 relocImm), [{
return !shouldAvoidImmediateInstFormsForSize(N);
}]>;
def i16relocImmSExt8_su : PatLeaf<(i16relocImmSExt8), [{
return !shouldAvoidImmediateInstFormsForSize(N);
}]>;
def i32relocImmSExt8_su : PatLeaf<(i32relocImmSExt8), [{
return !shouldAvoidImmediateInstFormsForSize(N);
}]>;
def i64relocImmSExt8_su : PatLeaf<(i64relocImmSExt8), [{
return !shouldAvoidImmediateInstFormsForSize(N);
}]>;
def i64relocImmSExt32_su : PatLeaf<(i64relocImmSExt32), [{
return !shouldAvoidImmediateInstFormsForSize(N);
}]>;
def i16immSExt8_su : PatLeaf<(i16immSExt8), [{
return !shouldAvoidImmediateInstFormsForSize(N);
}]>;
def i32immSExt8_su : PatLeaf<(i32immSExt8), [{
return !shouldAvoidImmediateInstFormsForSize(N);
}]>;
def i64immSExt8_su : PatLeaf<(i64immSExt8), [{
return !shouldAvoidImmediateInstFormsForSize(N);
}]>;
// i64immZExt32 predicate - True if the 64-bit immediate fits in a 32-bit
// unsigned field.
def i64immZExt32 : ImmLeaf<i64, [{ return isUInt<32>(Imm); }]>;
def i64immZExt32SExt8 : ImmLeaf<i64, [{
return isUInt<32>(Imm) && isInt<8>(static_cast<int32_t>(Imm));
}]>;
// Helper fragments for loads.
// It's safe to fold a zextload/extload from i1 as a regular i8 load. The
// upper bits are guaranteed to be zero and we were going to emit a MOV8rm
// which might get folded during peephole anyway.
def loadi8 : PatFrag<(ops node:$ptr), (i8 (unindexedload node:$ptr)), [{
LoadSDNode *LD = cast<LoadSDNode>(N);
ISD::LoadExtType ExtType = LD->getExtensionType();
return ExtType == ISD::NON_EXTLOAD || ExtType == ISD::EXTLOAD ||
ExtType == ISD::ZEXTLOAD;
}]>;
// 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 && EnablePromoteAnyextLoad)
return LD->getAlign() >= 2 && LD->isSimple();
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 && EnablePromoteAnyextLoad)
return LD->getAlign() >= 4 && LD->isSimple();
return false;
}]>;
def loadi64 : PatFrag<(ops node:$ptr), (i64 (load node:$ptr))>;
def loadf16 : PatFrag<(ops node:$ptr), (f16 (load node:$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 loadf128 : PatFrag<(ops node:$ptr), (f128 (load node:$ptr))>;
def alignedloadf128 : PatFrag<(ops node:$ptr), (f128 (load node:$ptr)), [{
LoadSDNode *Ld = cast<LoadSDNode>(N);
return Ld->getAlign() >= Ld->getMemoryVT().getStoreSize();
}]>;
def memopf128 : PatFrag<(ops node:$ptr), (f128 (load node:$ptr)), [{
LoadSDNode *Ld = cast<LoadSDNode>(N);
return Subtarget->hasSSEUnalignedMem() ||
Ld->getAlign() >= Ld->getMemoryVT().getStoreSize();
}]>;
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 sextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (sextloadi8 node:$ptr))>;
def sextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (sextloadi16 node:$ptr))>;
def sextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (sextloadi32 node:$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 zextloadi64i1 : PatFrag<(ops node:$ptr), (i64 (zextloadi1 node:$ptr))>;
def zextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (zextloadi8 node:$ptr))>;
def zextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (zextloadi16 node:$ptr))>;
def zextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (zextloadi32 node:$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))>;
def extloadi64i1 : PatFrag<(ops node:$ptr), (i64 (extloadi1 node:$ptr))>;
def extloadi64i8 : PatFrag<(ops node:$ptr), (i64 (extloadi8 node:$ptr))>;
def extloadi64i16 : PatFrag<(ops node:$ptr), (i64 (extloadi16 node:$ptr))>;
// We can treat an i8/i16 extending load to i64 as a 32 bit load if its known
// to be 4 byte aligned or better.
def extloadi64i32 : PatFrag<(ops node:$ptr), (i64 (unindexedload node:$ptr)), [{
LoadSDNode *LD = cast<LoadSDNode>(N);
ISD::LoadExtType ExtType = LD->getExtensionType();
if (ExtType != ISD::EXTLOAD)
return false;
if (LD->getMemoryVT() == MVT::i32)
return true;
return LD->getAlign() >= 4 && LD->isSimple();
}]>;
// binary op with only one user
class binop_oneuse<SDPatternOperator operator>
: PatFrag<(ops node:$A, node:$B),
(operator node:$A, node:$B), [{
return N->hasOneUse();
}]>;
def add_su : binop_oneuse<add>;
def and_su : binop_oneuse<and>;
def srl_su : binop_oneuse<srl>;
class binop_twouses<SDPatternOperator operator>
: PatFrag<(ops node:$A, node:$B),
(operator node:$A, node:$B), [{
return N->hasNUsesOfValue(2, 0);
}]>;
def and_du : binop_twouses<and>;
// unary op with only one user
class unop_oneuse<SDPatternOperator operator>
: PatFrag<(ops node:$A),
(operator node:$A), [{
return N->hasOneUse();
}]>;
def ineg_su : unop_oneuse<ineg>;
def trunc_su : unop_oneuse<trunc>;
def X86add_flag_nocf : PatFrag<(ops node:$lhs, node:$rhs),
(X86add_flag node:$lhs, node:$rhs), [{
return hasNoCarryFlagUses(SDValue(N, 1));
}]>;
def X86sub_flag_nocf : PatFrag<(ops node:$lhs, node:$rhs),
(X86sub_flag node:$lhs, node:$rhs), [{
// Only use DEC if the result is used.
return !SDValue(N, 0).use_empty() && hasNoCarryFlagUses(SDValue(N, 1));
}]>;
def X86testpat : PatFrag<(ops node:$lhs, node:$rhs),
(X86cmp (and_su node:$lhs, node:$rhs), 0)>;
def X86ctestpat : PatFrag<(ops node:$lhs, node:$rhs, node:$dcf, node:$cond),
(X86ctest (and_du node:$lhs, node:$rhs),
(and_du node:$lhs, node:$rhs), node:$dcf,
node:$cond, EFLAGS)>;
def X86any_fcmp : PatFrags<(ops node:$lhs, node:$rhs),
[(X86strict_fcmp node:$lhs, node:$rhs),
(X86fcmp node:$lhs, node:$rhs)]>;
def PrefetchWLevel : PatFrag<(ops), (i32 timm), [{
return N->getSExtValue() <= 3;
}]>;
def X86lock_add_nocf : PatFrag<(ops node:$lhs, node:$rhs),
(X86lock_add node:$lhs, node:$rhs), [{
return hasNoCarryFlagUses(SDValue(N, 0));
}]>;
def X86lock_sub_nocf : PatFrag<(ops node:$lhs, node:$rhs),
(X86lock_sub node:$lhs, node:$rhs), [{
return hasNoCarryFlagUses(SDValue(N, 0));
}]>;
def X86tcret_6regs : PatFrag<(ops node:$ptr, node:$off),
(X86tcret node:$ptr, node:$off), [{
// X86tcret args: (*chain, ptr, imm, regs..., glue)
unsigned NumRegs = 0;
for (unsigned i = 3, e = N->getNumOperands(); i != e; ++i)
if (isa<RegisterSDNode>(N->getOperand(i)) && ++NumRegs > 6)
return false;
return true;
}]>;
def X86tcret_1reg : PatFrag<(ops node:$ptr, node:$off),
(X86tcret node:$ptr, node:$off), [{
// X86tcret args: (*chain, ptr, imm, regs..., glue)
unsigned NumRegs = 1;
const SDValue& BasePtr = cast<LoadSDNode>(N->getOperand(1))->getBasePtr();
if (isa<FrameIndexSDNode>(BasePtr))
NumRegs = 3;
else if (BasePtr->getNumOperands() && isa<GlobalAddressSDNode>(BasePtr->getOperand(0)))
NumRegs = 3;
for (unsigned i = 3, e = N->getNumOperands(); i != e; ++i)
if (isa<RegisterSDNode>(N->getOperand(i)) && ( NumRegs-- == 0))
return false;
return true;
}]>;
// If this is an anyext of the remainder of an 8-bit sdivrem, use a MOVSX
// instead of a MOVZX. The sdivrem lowering will emit emit a MOVSX to move
// %ah to the lower byte of a register. By using a MOVSX here we allow a
// post-isel peephole to merge the two MOVSX instructions into one.
def anyext_sdiv : PatFrag<(ops node:$lhs), (anyext node:$lhs),[{
return (N->getOperand(0).getOpcode() == ISD::SDIVREM &&
N->getOperand(0).getResNo() == 1);
}]>;
// Any instruction that defines a 32-bit result leaves the high half of the
// register. Truncate can be lowered to EXTRACT_SUBREG. CopyFromReg may
// be copying from a truncate. AssertSext/AssertZext/AssertAlign aren't saying
// anything about the upper 32 bits, they're probably just qualifying a
// CopyFromReg. FREEZE may be coming from a a truncate. Any other 32-bit
// operation will zero-extend up to 64 bits.
def def32 : PatLeaf<(i32 GR32:$src), [{
return N->getOpcode() != ISD::TRUNCATE &&
N->getOpcode() != TargetOpcode::EXTRACT_SUBREG &&
N->getOpcode() != ISD::CopyFromReg &&
N->getOpcode() != ISD::AssertSext &&
N->getOpcode() != ISD::AssertZext &&
N->getOpcode() != ISD::AssertAlign &&
N->getOpcode() != ISD::FREEZE;
}]>;
// Treat an 'or' node is as an 'add' if the or'ed bits are known to be zero.
def or_is_add : PatFrag<(ops node:$lhs, node:$rhs), (or node:$lhs, node:$rhs),[{
if (ConstantSDNode *CN = dyn_cast<ConstantSDNode>(N->getOperand(1)))
return CurDAG->MaskedValueIsZero(N->getOperand(0), CN->getAPIntValue());
KnownBits Known0 = CurDAG->computeKnownBits(N->getOperand(0), 0);
KnownBits Known1 = CurDAG->computeKnownBits(N->getOperand(1), 0);
return (~Known0.Zero & ~Known1.Zero) == 0;
}]>;
def shiftMask8 : PatFrag<(ops node:$lhs), (and node:$lhs, imm), [{
return isUnneededShiftMask(N, 3);
}]>;
def shiftMask16 : PatFrag<(ops node:$lhs), (and node:$lhs, imm), [{
return isUnneededShiftMask(N, 4);
}]>;
def shiftMask32 : PatFrag<(ops node:$lhs), (and node:$lhs, imm), [{
return isUnneededShiftMask(N, 5);
}]>;
def shiftMask64 : PatFrag<(ops node:$lhs), (and node:$lhs, imm), [{
return isUnneededShiftMask(N, 6);
}]>;
//===----------------------------------------------------------------------===//
// Pattern fragments to auto generate BMI instructions.
//===----------------------------------------------------------------------===//
def or_flag_nocf : PatFrag<(ops node:$lhs, node:$rhs),
(X86or_flag node:$lhs, node:$rhs), [{
return hasNoCarryFlagUses(SDValue(N, 1));
}]>;
def xor_flag_nocf : PatFrag<(ops node:$lhs, node:$rhs),
(X86xor_flag node:$lhs, node:$rhs), [{
return hasNoCarryFlagUses(SDValue(N, 1));
}]>;
def and_flag_nocf : PatFrag<(ops node:$lhs, node:$rhs),
(X86and_flag node:$lhs, node:$rhs), [{
return hasNoCarryFlagUses(SDValue(N, 1));
}]>;
//===----------------------------------------------------------------------===//
// FPStack specific DAG Nodes.
//===----------------------------------------------------------------------===//
def SDTX86Fld : SDTypeProfile<1, 1, [SDTCisFP<0>,
SDTCisPtrTy<1>]>;
def SDTX86Fst : SDTypeProfile<0, 2, [SDTCisFP<0>,
SDTCisPtrTy<1>]>;
def SDTX86Fild : SDTypeProfile<1, 1, [SDTCisFP<0>, SDTCisPtrTy<1>]>;
def SDTX86Fist : SDTypeProfile<0, 2, [SDTCisFP<0>, SDTCisPtrTy<1>]>;
def SDTX86CwdStore : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>;
def SDTX86CwdLoad : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>;
def SDTX86FPEnv : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>;
def X86fp80_add : SDNode<"X86ISD::FP80_ADD", SDTFPBinOp, [SDNPCommutative]>;
def X86strict_fp80_add : SDNode<"X86ISD::STRICT_FP80_ADD", SDTFPBinOp,
[SDNPHasChain,SDNPCommutative]>;
def any_X86fp80_add : PatFrags<(ops node:$lhs, node:$rhs),
[(X86strict_fp80_add node:$lhs, node:$rhs),
(X86fp80_add node:$lhs, node:$rhs)]>;
def X86fld : SDNode<"X86ISD::FLD", SDTX86Fld,
[SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
def X86fst : SDNode<"X86ISD::FST", SDTX86Fst,
[SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
def X86fild : SDNode<"X86ISD::FILD", SDTX86Fild,
[SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
def X86fist : SDNode<"X86ISD::FIST", SDTX86Fist,
[SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
def X86fp_to_mem : SDNode<"X86ISD::FP_TO_INT_IN_MEM", SDTX86Fst,
[SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
def X86fp_cwd_get16 : SDNode<"X86ISD::FNSTCW16m", SDTX86CwdStore,
[SDNPHasChain, SDNPMayStore, SDNPSideEffect,
SDNPMemOperand]>;
def X86fp_cwd_set16 : SDNode<"X86ISD::FLDCW16m", SDTX86CwdLoad,
[SDNPHasChain, SDNPMayLoad, SDNPSideEffect,
SDNPMemOperand]>;
def X86fpenv_get : SDNode<"X86ISD::FNSTENVm", SDTX86FPEnv,
[SDNPHasChain, SDNPMayStore, SDNPSideEffect,
SDNPMemOperand]>;
def X86fpenv_set : SDNode<"X86ISD::FLDENVm", SDTX86FPEnv,
[SDNPHasChain, SDNPMayLoad, SDNPSideEffect,
SDNPMemOperand]>;
def X86fstf32 : PatFrag<(ops node:$val, node:$ptr),
(X86fst node:$val, node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::f32;
}]>;
def X86fstf64 : PatFrag<(ops node:$val, node:$ptr),
(X86fst node:$val, node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::f64;
}]>;
def X86fstf80 : PatFrag<(ops node:$val, node:$ptr),
(X86fst node:$val, node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::f80;
}]>;
def X86fldf32 : PatFrag<(ops node:$ptr), (X86fld node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::f32;
}]>;
def X86fldf64 : PatFrag<(ops node:$ptr), (X86fld node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::f64;
}]>;
def X86fldf80 : PatFrag<(ops node:$ptr), (X86fld node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::f80;
}]>;
def X86fild16 : PatFrag<(ops node:$ptr), (X86fild node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i16;
}]>;
def X86fild32 : PatFrag<(ops node:$ptr), (X86fild node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i32;
}]>;
def X86fild64 : PatFrag<(ops node:$ptr), (X86fild node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i64;
}]>;
def X86fist32 : PatFrag<(ops node:$val, node:$ptr),
(X86fist node:$val, node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i32;
}]>;
def X86fist64 : PatFrag<(ops node:$val, node:$ptr),
(X86fist node:$val, node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i64;
}]>;
def X86fp_to_i16mem : PatFrag<(ops node:$val, node:$ptr),
(X86fp_to_mem node:$val, node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i16;
}]>;
def X86fp_to_i32mem : PatFrag<(ops node:$val, node:$ptr),
(X86fp_to_mem node:$val, node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i32;
}]>;
def X86fp_to_i64mem : PatFrag<(ops node:$val, node:$ptr),
(X86fp_to_mem node:$val, node:$ptr), [{
return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i64;
}]>;
//===----------------------------------------------------------------------===//
// FPStack pattern fragments
//===----------------------------------------------------------------------===//
def fpimm0 : FPImmLeaf<fAny, [{
return Imm.isExactlyValue(+0.0);
}]>;
def fpimmneg0 : FPImmLeaf<fAny, [{
return Imm.isExactlyValue(-0.0);
}]>;
def fpimm1 : FPImmLeaf<fAny, [{
return Imm.isExactlyValue(+1.0);
}]>;
def fpimmneg1 : FPImmLeaf<fAny, [{
return Imm.isExactlyValue(-1.0);
}]>;
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