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PPCInstrInfo.td
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PPCInstrInfo.td
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//===-- PPCInstrInfo.td - The PowerPC Instruction Set ------*- 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
//
//===----------------------------------------------------------------------===//
//
// This file describes the subset of the 32-bit PowerPC instruction set, as used
// by the PowerPC instruction selector.
//
//===----------------------------------------------------------------------===//
include "PPCInstrFormats.td"
//===----------------------------------------------------------------------===//
// PowerPC specific type constraints.
//
def SDT_PPCstfiwx : SDTypeProfile<0, 2, [ // stfiwx
SDTCisVT<0, f64>, SDTCisPtrTy<1>
]>;
def SDT_PPClfiwx : SDTypeProfile<1, 1, [ // lfiw[az]x
SDTCisVT<0, f64>, SDTCisPtrTy<1>
]>;
def SDT_PPCLxsizx : SDTypeProfile<1, 2, [
SDTCisVT<0, f64>, SDTCisPtrTy<1>, SDTCisPtrTy<2>
]>;
def SDT_PPCstxsix : SDTypeProfile<0, 3, [
SDTCisVT<0, f64>, SDTCisPtrTy<1>, SDTCisPtrTy<2>
]>;
def SDT_PPCcv_fp_to_int : SDTypeProfile<1, 1, [
SDTCisFP<0>, SDTCisFP<1>
]>;
def SDT_PPCstore_scal_int_from_vsr : SDTypeProfile<0, 3, [
SDTCisVT<0, f64>, SDTCisPtrTy<1>, SDTCisPtrTy<2>
]>;
def SDT_PPCVexts : SDTypeProfile<1, 2, [
SDTCisVT<0, f64>, SDTCisVT<1, f64>, SDTCisPtrTy<2>
]>;
def SDT_PPCSExtVElems : SDTypeProfile<1, 1, [
SDTCisVec<0>, SDTCisVec<1>
]>;
def SDT_PPCCallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i32>,
SDTCisVT<1, i32> ]>;
def SDT_PPCCallSeqEnd : SDCallSeqEnd<[ SDTCisVT<0, i32>,
SDTCisVT<1, i32> ]>;
def SDT_PPCvperm : SDTypeProfile<1, 3, [
SDTCisVT<3, v16i8>, SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>
]>;
def SDT_PPCVecSplat : SDTypeProfile<1, 2, [ SDTCisVec<0>,
SDTCisVec<1>, SDTCisInt<2>
]>;
def SDT_PPCVecShift : SDTypeProfile<1, 3, [ SDTCisVec<0>,
SDTCisVec<1>, SDTCisVec<2>, SDTCisPtrTy<3>
]>;
def SDT_PPCVecInsert : SDTypeProfile<1, 3, [ SDTCisVec<0>,
SDTCisVec<1>, SDTCisVec<2>, SDTCisInt<3>
]>;
def SDT_PPCxxpermdi: SDTypeProfile<1, 3, [ SDTCisVec<0>,
SDTCisVec<1>, SDTCisVec<2>, SDTCisInt<3>
]>;
def SDT_PPCvcmp : SDTypeProfile<1, 3, [
SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>, SDTCisVT<3, i32>
]>;
def SDT_PPCcondbr : SDTypeProfile<0, 3, [
SDTCisVT<0, i32>, SDTCisVT<2, OtherVT>
]>;
def SDT_PPClbrx : SDTypeProfile<1, 2, [
SDTCisInt<0>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>
]>;
def SDT_PPCstbrx : SDTypeProfile<0, 3, [
SDTCisInt<0>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>
]>;
def SDT_PPCTC_ret : SDTypeProfile<0, 2, [
SDTCisPtrTy<0>, SDTCisVT<1, i32>
]>;
def tocentry32 : Operand<iPTR> {
let MIOperandInfo = (ops i32imm:$imm);
}
def SDT_PPCqvfperm : SDTypeProfile<1, 3, [
SDTCisVec<0>, SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, SDTCisVec<3>
]>;
def SDT_PPCqvgpci : SDTypeProfile<1, 1, [
SDTCisVec<0>, SDTCisInt<1>
]>;
def SDT_PPCqvaligni : SDTypeProfile<1, 3, [
SDTCisVec<0>, SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, SDTCisInt<3>
]>;
def SDT_PPCqvesplati : SDTypeProfile<1, 2, [
SDTCisVec<0>, SDTCisSameAs<0, 1>, SDTCisInt<2>
]>;
def SDT_PPCqbflt : SDTypeProfile<1, 1, [
SDTCisVec<0>, SDTCisVec<1>
]>;
def SDT_PPCqvlfsb : SDTypeProfile<1, 1, [
SDTCisVec<0>, SDTCisPtrTy<1>
]>;
def SDT_PPCextswsli : SDTypeProfile<1, 2, [ // extswsli
SDTCisInt<0>, SDTCisInt<1>, SDTCisOpSmallerThanOp<1, 0>, SDTCisInt<2>
]>;
def SDT_PPCFPMinMax : SDTypeProfile<1, 2, [
SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, SDTCisFP<0>
]>;
//===----------------------------------------------------------------------===//
// PowerPC specific DAG Nodes.
//
def PPCfre : SDNode<"PPCISD::FRE", SDTFPUnaryOp, []>;
def PPCfrsqrte: SDNode<"PPCISD::FRSQRTE", SDTFPUnaryOp, []>;
def PPCfcfid : SDNode<"PPCISD::FCFID", SDTFPUnaryOp, []>;
def PPCfcfidu : SDNode<"PPCISD::FCFIDU", SDTFPUnaryOp, []>;
def PPCfcfids : SDNode<"PPCISD::FCFIDS", SDTFPRoundOp, []>;
def PPCfcfidus: SDNode<"PPCISD::FCFIDUS", SDTFPRoundOp, []>;
def PPCfctidz : SDNode<"PPCISD::FCTIDZ", SDTFPUnaryOp, []>;
def PPCfctiwz : SDNode<"PPCISD::FCTIWZ", SDTFPUnaryOp, []>;
def PPCfctiduz: SDNode<"PPCISD::FCTIDUZ",SDTFPUnaryOp, []>;
def PPCfctiwuz: SDNode<"PPCISD::FCTIWUZ",SDTFPUnaryOp, []>;
def PPCcv_fp_to_uint_in_vsr:
SDNode<"PPCISD::FP_TO_UINT_IN_VSR", SDT_PPCcv_fp_to_int, []>;
def PPCcv_fp_to_sint_in_vsr:
SDNode<"PPCISD::FP_TO_SINT_IN_VSR", SDT_PPCcv_fp_to_int, []>;
def PPCstore_scal_int_from_vsr:
SDNode<"PPCISD::ST_VSR_SCAL_INT", SDT_PPCstore_scal_int_from_vsr,
[SDNPHasChain, SDNPMayStore]>;
def PPCstfiwx : SDNode<"PPCISD::STFIWX", SDT_PPCstfiwx,
[SDNPHasChain, SDNPMayStore]>;
def PPClfiwax : SDNode<"PPCISD::LFIWAX", SDT_PPClfiwx,
[SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
def PPClfiwzx : SDNode<"PPCISD::LFIWZX", SDT_PPClfiwx,
[SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
def PPClxsizx : SDNode<"PPCISD::LXSIZX", SDT_PPCLxsizx,
[SDNPHasChain, SDNPMayLoad]>;
def PPCstxsix : SDNode<"PPCISD::STXSIX", SDT_PPCstxsix,
[SDNPHasChain, SDNPMayStore]>;
def PPCVexts : SDNode<"PPCISD::VEXTS", SDT_PPCVexts, []>;
def PPCSExtVElems : SDNode<"PPCISD::SExtVElems", SDT_PPCSExtVElems, []>;
// Extract FPSCR (not modeled at the DAG level).
def PPCmffs : SDNode<"PPCISD::MFFS",
SDTypeProfile<1, 0, [SDTCisVT<0, f64>]>,
[SDNPHasChain]>;
// Perform FADD in round-to-zero mode.
def PPCfaddrtz: SDNode<"PPCISD::FADDRTZ", SDTFPBinOp, []>;
def PPCfsel : SDNode<"PPCISD::FSEL",
// Type constraint for fsel.
SDTypeProfile<1, 3, [SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>,
SDTCisFP<0>, SDTCisVT<1, f64>]>, []>;
def PPCxsmaxc : SDNode<"PPCISD::XSMAXCDP", SDT_PPCFPMinMax, []>;
def PPCxsminc : SDNode<"PPCISD::XSMINCDP", SDT_PPCFPMinMax, []>;
def PPChi : SDNode<"PPCISD::Hi", SDTIntBinOp, []>;
def PPClo : SDNode<"PPCISD::Lo", SDTIntBinOp, []>;
def PPCtoc_entry: SDNode<"PPCISD::TOC_ENTRY", SDTIntBinOp,
[SDNPMayLoad, SDNPMemOperand]>;
def PPCvmaddfp : SDNode<"PPCISD::VMADDFP", SDTFPTernaryOp, []>;
def PPCvnmsubfp : SDNode<"PPCISD::VNMSUBFP", SDTFPTernaryOp, []>;
def PPCppc32GOT : SDNode<"PPCISD::PPC32_GOT", SDTIntLeaf, []>;
def PPCaddisGotTprelHA : SDNode<"PPCISD::ADDIS_GOT_TPREL_HA", SDTIntBinOp>;
def PPCldGotTprelL : SDNode<"PPCISD::LD_GOT_TPREL_L", SDTIntBinOp,
[SDNPMayLoad]>;
def PPCaddTls : SDNode<"PPCISD::ADD_TLS", SDTIntBinOp, []>;
def PPCaddisTlsgdHA : SDNode<"PPCISD::ADDIS_TLSGD_HA", SDTIntBinOp>;
def PPCaddiTlsgdL : SDNode<"PPCISD::ADDI_TLSGD_L", SDTIntBinOp>;
def PPCgetTlsAddr : SDNode<"PPCISD::GET_TLS_ADDR", SDTIntBinOp>;
def PPCaddiTlsgdLAddr : SDNode<"PPCISD::ADDI_TLSGD_L_ADDR",
SDTypeProfile<1, 3, [
SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>,
SDTCisSameAs<0, 3>, SDTCisInt<0> ]>>;
def PPCaddisTlsldHA : SDNode<"PPCISD::ADDIS_TLSLD_HA", SDTIntBinOp>;
def PPCaddiTlsldL : SDNode<"PPCISD::ADDI_TLSLD_L", SDTIntBinOp>;
def PPCgetTlsldAddr : SDNode<"PPCISD::GET_TLSLD_ADDR", SDTIntBinOp>;
def PPCaddiTlsldLAddr : SDNode<"PPCISD::ADDI_TLSLD_L_ADDR",
SDTypeProfile<1, 3, [
SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>,
SDTCisSameAs<0, 3>, SDTCisInt<0> ]>>;
def PPCaddisDtprelHA : SDNode<"PPCISD::ADDIS_DTPREL_HA", SDTIntBinOp>;
def PPCaddiDtprelL : SDNode<"PPCISD::ADDI_DTPREL_L", SDTIntBinOp>;
def PPCvperm : SDNode<"PPCISD::VPERM", SDT_PPCvperm, []>;
def PPCxxsplt : SDNode<"PPCISD::XXSPLT", SDT_PPCVecSplat, []>;
def PPCvecinsert : SDNode<"PPCISD::VECINSERT", SDT_PPCVecInsert, []>;
def PPCxxpermdi : SDNode<"PPCISD::XXPERMDI", SDT_PPCxxpermdi, []>;
def PPCvecshl : SDNode<"PPCISD::VECSHL", SDT_PPCVecShift, []>;
def PPCqvfperm : SDNode<"PPCISD::QVFPERM", SDT_PPCqvfperm, []>;
def PPCqvgpci : SDNode<"PPCISD::QVGPCI", SDT_PPCqvgpci, []>;
def PPCqvaligni : SDNode<"PPCISD::QVALIGNI", SDT_PPCqvaligni, []>;
def PPCqvesplati : SDNode<"PPCISD::QVESPLATI", SDT_PPCqvesplati, []>;
def PPCqbflt : SDNode<"PPCISD::QBFLT", SDT_PPCqbflt, []>;
def PPCqvlfsb : SDNode<"PPCISD::QVLFSb", SDT_PPCqvlfsb,
[SDNPHasChain, SDNPMayLoad]>;
def PPCcmpb : SDNode<"PPCISD::CMPB", SDTIntBinOp, []>;
// These nodes represent the 32-bit PPC shifts that operate on 6-bit shift
// amounts. These nodes are generated by the multi-precision shift code.
def PPCsrl : SDNode<"PPCISD::SRL" , SDTIntShiftOp>;
def PPCsra : SDNode<"PPCISD::SRA" , SDTIntShiftOp>;
def PPCshl : SDNode<"PPCISD::SHL" , SDTIntShiftOp>;
def PPCextswsli : SDNode<"PPCISD::EXTSWSLI" , SDT_PPCextswsli>;
// Move 2 i64 values into a VSX register
def PPCbuild_fp128: SDNode<"PPCISD::BUILD_FP128",
SDTypeProfile<1, 2,
[SDTCisFP<0>, SDTCisSameSizeAs<1,2>,
SDTCisSameAs<1,2>]>,
[]>;
def PPCbuild_spe64: SDNode<"PPCISD::BUILD_SPE64",
SDTypeProfile<1, 2,
[SDTCisVT<0, f64>, SDTCisVT<1,i32>,
SDTCisVT<1,i32>]>,
[]>;
def PPCextract_spe : SDNode<"PPCISD::EXTRACT_SPE",
SDTypeProfile<1, 2,
[SDTCisVT<0, i32>, SDTCisVT<1, f64>,
SDTCisPtrTy<2>]>,
[]>;
// These are target-independent nodes, but have target-specific formats.
def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_PPCCallSeqStart,
[SDNPHasChain, SDNPOutGlue]>;
def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_PPCCallSeqEnd,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
def SDT_PPCCall : SDTypeProfile<0, -1, [SDTCisInt<0>]>;
def PPCcall : SDNode<"PPCISD::CALL", SDT_PPCCall,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
SDNPVariadic]>;
def PPCcall_nop : SDNode<"PPCISD::CALL_NOP", SDT_PPCCall,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
SDNPVariadic]>;
def PPCmtctr : SDNode<"PPCISD::MTCTR", SDT_PPCCall,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
def PPCbctrl : SDNode<"PPCISD::BCTRL", SDTNone,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
SDNPVariadic]>;
def PPCbctrl_load_toc : SDNode<"PPCISD::BCTRL_LOAD_TOC",
SDTypeProfile<0, 1, []>,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
SDNPVariadic]>;
def retflag : SDNode<"PPCISD::RET_FLAG", SDTNone,
[SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
def PPCtc_return : SDNode<"PPCISD::TC_RETURN", SDT_PPCTC_ret,
[SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
def PPCeh_sjlj_setjmp : SDNode<"PPCISD::EH_SJLJ_SETJMP",
SDTypeProfile<1, 1, [SDTCisInt<0>,
SDTCisPtrTy<1>]>,
[SDNPHasChain, SDNPSideEffect]>;
def PPCeh_sjlj_longjmp : SDNode<"PPCISD::EH_SJLJ_LONGJMP",
SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>,
[SDNPHasChain, SDNPSideEffect]>;
def SDT_PPCsc : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
def PPCsc : SDNode<"PPCISD::SC", SDT_PPCsc,
[SDNPHasChain, SDNPSideEffect]>;
def PPCclrbhrb : SDNode<"PPCISD::CLRBHRB", SDTNone,
[SDNPHasChain, SDNPSideEffect]>;
def PPCmfbhrbe : SDNode<"PPCISD::MFBHRBE", SDTIntBinOp, [SDNPHasChain]>;
def PPCrfebb : SDNode<"PPCISD::RFEBB", SDT_PPCsc,
[SDNPHasChain, SDNPSideEffect]>;
def PPCvcmp : SDNode<"PPCISD::VCMP" , SDT_PPCvcmp, []>;
def PPCvcmp_o : SDNode<"PPCISD::VCMPo", SDT_PPCvcmp, [SDNPOutGlue]>;
def PPCcondbranch : SDNode<"PPCISD::COND_BRANCH", SDT_PPCcondbr,
[SDNPHasChain, SDNPOptInGlue]>;
// PPC-specific atomic operations.
def PPCatomicCmpSwap_8 :
SDNode<"PPCISD::ATOMIC_CMP_SWAP_8", SDTAtomic3,
[SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>;
def PPCatomicCmpSwap_16 :
SDNode<"PPCISD::ATOMIC_CMP_SWAP_16", SDTAtomic3,
[SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>;
def PPClbrx : SDNode<"PPCISD::LBRX", SDT_PPClbrx,
[SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
def PPCstbrx : SDNode<"PPCISD::STBRX", SDT_PPCstbrx,
[SDNPHasChain, SDNPMayStore]>;
// Instructions to set/unset CR bit 6 for SVR4 vararg calls
def PPCcr6set : SDNode<"PPCISD::CR6SET", SDTNone,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
def PPCcr6unset : SDNode<"PPCISD::CR6UNSET", SDTNone,
[SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
// Instructions to support dynamic alloca.
def SDTDynOp : SDTypeProfile<1, 2, []>;
def SDTDynAreaOp : SDTypeProfile<1, 1, []>;
def PPCdynalloc : SDNode<"PPCISD::DYNALLOC", SDTDynOp, [SDNPHasChain]>;
def PPCdynareaoffset : SDNode<"PPCISD::DYNAREAOFFSET", SDTDynAreaOp, [SDNPHasChain]>;
//===----------------------------------------------------------------------===//
// PowerPC specific transformation functions and pattern fragments.
//
def SHL32 : SDNodeXForm<imm, [{
// Transformation function: 31 - imm
return getI32Imm(31 - N->getZExtValue(), SDLoc(N));
}]>;
def SRL32 : SDNodeXForm<imm, [{
// Transformation function: 32 - imm
return N->getZExtValue() ? getI32Imm(32 - N->getZExtValue(), SDLoc(N))
: getI32Imm(0, SDLoc(N));
}]>;
def LO16 : SDNodeXForm<imm, [{
// Transformation function: get the low 16 bits.
return getI32Imm((unsigned short)N->getZExtValue(), SDLoc(N));
}]>;
def HI16 : SDNodeXForm<imm, [{
// Transformation function: shift the immediate value down into the low bits.
return getI32Imm((unsigned)N->getZExtValue() >> 16, SDLoc(N));
}]>;
def HA16 : SDNodeXForm<imm, [{
// Transformation function: shift the immediate value down into the low bits.
long Val = N->getZExtValue();
return getI32Imm((Val - (signed short)Val) >> 16, SDLoc(N));
}]>;
def MB : SDNodeXForm<imm, [{
// Transformation function: get the start bit of a mask
unsigned mb = 0, me;
(void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
return getI32Imm(mb, SDLoc(N));
}]>;
def ME : SDNodeXForm<imm, [{
// Transformation function: get the end bit of a mask
unsigned mb, me = 0;
(void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
return getI32Imm(me, SDLoc(N));
}]>;
def maskimm32 : PatLeaf<(imm), [{
// maskImm predicate - True if immediate is a run of ones.
unsigned mb, me;
if (N->getValueType(0) == MVT::i32)
return isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
else
return false;
}]>;
def imm32SExt16 : Operand<i32>, ImmLeaf<i32, [{
// imm32SExt16 predicate - True if the i32 immediate fits in a 16-bit
// sign extended field. Used by instructions like 'addi'.
return (int32_t)Imm == (short)Imm;
}]>;
def imm64SExt16 : Operand<i64>, ImmLeaf<i64, [{
// imm64SExt16 predicate - True if the i64 immediate fits in a 16-bit
// sign extended field. Used by instructions like 'addi'.
return (int64_t)Imm == (short)Imm;
}]>;
def immZExt16 : PatLeaf<(imm), [{
// immZExt16 predicate - True if the immediate fits in a 16-bit zero extended
// field. Used by instructions like 'ori'.
return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
}], LO16>;
def immNonAllOneAnyExt8 : ImmLeaf<i32, [{
return (isInt<8>(Imm) && (Imm != -1)) || (isUInt<8>(Imm) && (Imm != 0xFF));
}]>;
def immSExt5NonZero : ImmLeaf<i32, [{ return Imm && isInt<5>(Imm); }]>;
// imm16Shifted* - These match immediates where the low 16-bits are zero. There
// are two forms: imm16ShiftedSExt and imm16ShiftedZExt. These two forms are
// identical in 32-bit mode, but in 64-bit mode, they return true if the
// immediate fits into a sign/zero extended 32-bit immediate (with the low bits
// clear).
def imm16ShiftedZExt : PatLeaf<(imm), [{
// imm16ShiftedZExt predicate - True if only bits in the top 16-bits of the
// immediate are set. Used by instructions like 'xoris'.
return (N->getZExtValue() & ~uint64_t(0xFFFF0000)) == 0;
}], HI16>;
def imm16ShiftedSExt : PatLeaf<(imm), [{
// imm16ShiftedSExt predicate - True if only bits in the top 16-bits of the
// immediate are set. Used by instructions like 'addis'. Identical to
// imm16ShiftedZExt in 32-bit mode.
if (N->getZExtValue() & 0xFFFF) return false;
if (N->getValueType(0) == MVT::i32)
return true;
// For 64-bit, make sure it is sext right.
return N->getZExtValue() == (uint64_t)(int)N->getZExtValue();
}], HI16>;
def imm64ZExt32 : Operand<i64>, ImmLeaf<i64, [{
// imm64ZExt32 predicate - True if the i64 immediate fits in a 32-bit
// zero extended field.
return isUInt<32>(Imm);
}]>;
// Some r+i load/store instructions (such as LD, STD, LDU, etc.) that require
// restricted memrix (4-aligned) constants are alignment sensitive. If these
// offsets are hidden behind TOC entries than the values of the lower-order
// bits cannot be checked directly. As a result, we need to also incorporate
// an alignment check into the relevant patterns.
def aligned4load : PatFrag<(ops node:$ptr), (load node:$ptr), [{
return cast<LoadSDNode>(N)->getAlignment() >= 4;
}]>;
def aligned4store : PatFrag<(ops node:$val, node:$ptr),
(store node:$val, node:$ptr), [{
return cast<StoreSDNode>(N)->getAlignment() >= 4;
}]>;
def aligned4sextloadi32 : PatFrag<(ops node:$ptr), (sextloadi32 node:$ptr), [{
return cast<LoadSDNode>(N)->getAlignment() >= 4;
}]>;
def aligned4pre_store : PatFrag<
(ops node:$val, node:$base, node:$offset),
(pre_store node:$val, node:$base, node:$offset), [{
return cast<StoreSDNode>(N)->getAlignment() >= 4;
}]>;
def unaligned4load : PatFrag<(ops node:$ptr), (load node:$ptr), [{
return cast<LoadSDNode>(N)->getAlignment() < 4;
}]>;
def unaligned4store : PatFrag<(ops node:$val, node:$ptr),
(store node:$val, node:$ptr), [{
return cast<StoreSDNode>(N)->getAlignment() < 4;
}]>;
def unaligned4sextloadi32 : PatFrag<(ops node:$ptr), (sextloadi32 node:$ptr), [{
return cast<LoadSDNode>(N)->getAlignment() < 4;
}]>;
// This is a somewhat weaker condition than actually checking for 16-byte
// alignment. It is simply checking that the displacement can be represented
// as an immediate that is a multiple of 16 (i.e. the requirements for DQ-Form
// instructions).
def quadwOffsetLoad : PatFrag<(ops node:$ptr), (load node:$ptr), [{
return isOffsetMultipleOf(N, 16);
}]>;
def quadwOffsetStore : PatFrag<(ops node:$val, node:$ptr),
(store node:$val, node:$ptr), [{
return isOffsetMultipleOf(N, 16);
}]>;
def nonQuadwOffsetLoad : PatFrag<(ops node:$ptr), (load node:$ptr), [{
return !isOffsetMultipleOf(N, 16);
}]>;
def nonQuadwOffsetStore : PatFrag<(ops node:$val, node:$ptr),
(store node:$val, node:$ptr), [{
return !isOffsetMultipleOf(N, 16);
}]>;
// PatFrag for binary operation whose operands are both non-constant
class BinOpWithoutSImm16Operand<SDNode opcode> :
PatFrag<(ops node:$left, node:$right), (opcode node:$left, node:$right), [{
int16_t Imm;
return !isIntS16Immediate(N->getOperand(0), Imm)
&& !isIntS16Immediate(N->getOperand(1), Imm);
}]>;
def add_without_simm16 : BinOpWithoutSImm16Operand<add>;
def mul_without_simm16 : BinOpWithoutSImm16Operand<mul>;
//===----------------------------------------------------------------------===//
// PowerPC Flag Definitions.
class isPPC64 { bit PPC64 = 1; }
class isRecordForm { bit RC = 1; }
class RegConstraint<string C> {
string Constraints = C;
}
class NoEncode<string E> {
string DisableEncoding = E;
}
//===----------------------------------------------------------------------===//
// PowerPC Operand Definitions.
// In the default PowerPC assembler syntax, registers are specified simply
// by number, so they cannot be distinguished from immediate values (without
// looking at the opcode). This means that the default operand matching logic
// for the asm parser does not work, and we need to specify custom matchers.
// Since those can only be specified with RegisterOperand classes and not
// directly on the RegisterClass, all instructions patterns used by the asm
// parser need to use a RegisterOperand (instead of a RegisterClass) for
// all their register operands.
// For this purpose, we define one RegisterOperand for each RegisterClass,
// using the same name as the class, just in lower case.
def PPCRegGPRCAsmOperand : AsmOperandClass {
let Name = "RegGPRC"; let PredicateMethod = "isRegNumber";
}
def gprc : RegisterOperand<GPRC> {
let ParserMatchClass = PPCRegGPRCAsmOperand;
}
def PPCRegG8RCAsmOperand : AsmOperandClass {
let Name = "RegG8RC"; let PredicateMethod = "isRegNumber";
}
def g8rc : RegisterOperand<G8RC> {
let ParserMatchClass = PPCRegG8RCAsmOperand;
}
def PPCRegGPRCNoR0AsmOperand : AsmOperandClass {
let Name = "RegGPRCNoR0"; let PredicateMethod = "isRegNumber";
}
def gprc_nor0 : RegisterOperand<GPRC_NOR0> {
let ParserMatchClass = PPCRegGPRCNoR0AsmOperand;
}
def PPCRegG8RCNoX0AsmOperand : AsmOperandClass {
let Name = "RegG8RCNoX0"; let PredicateMethod = "isRegNumber";
}
def g8rc_nox0 : RegisterOperand<G8RC_NOX0> {
let ParserMatchClass = PPCRegG8RCNoX0AsmOperand;
}
def PPCRegF8RCAsmOperand : AsmOperandClass {
let Name = "RegF8RC"; let PredicateMethod = "isRegNumber";
}
def f8rc : RegisterOperand<F8RC> {
let ParserMatchClass = PPCRegF8RCAsmOperand;
}
def PPCRegF4RCAsmOperand : AsmOperandClass {
let Name = "RegF4RC"; let PredicateMethod = "isRegNumber";
}
def f4rc : RegisterOperand<F4RC> {
let ParserMatchClass = PPCRegF4RCAsmOperand;
}
def PPCRegVRRCAsmOperand : AsmOperandClass {
let Name = "RegVRRC"; let PredicateMethod = "isRegNumber";
}
def vrrc : RegisterOperand<VRRC> {
let ParserMatchClass = PPCRegVRRCAsmOperand;
}
def PPCRegVFRCAsmOperand : AsmOperandClass {
let Name = "RegVFRC"; let PredicateMethod = "isRegNumber";
}
def vfrc : RegisterOperand<VFRC> {
let ParserMatchClass = PPCRegVFRCAsmOperand;
}
def PPCRegCRBITRCAsmOperand : AsmOperandClass {
let Name = "RegCRBITRC"; let PredicateMethod = "isCRBitNumber";
}
def crbitrc : RegisterOperand<CRBITRC> {
let ParserMatchClass = PPCRegCRBITRCAsmOperand;
}
def PPCRegCRRCAsmOperand : AsmOperandClass {
let Name = "RegCRRC"; let PredicateMethod = "isCCRegNumber";
}
def crrc : RegisterOperand<CRRC> {
let ParserMatchClass = PPCRegCRRCAsmOperand;
}
def PPCRegSPERCAsmOperand : AsmOperandClass {
let Name = "RegSPERC"; let PredicateMethod = "isRegNumber";
}
def sperc : RegisterOperand<SPERC> {
let ParserMatchClass = PPCRegSPERCAsmOperand;
}
def PPCRegSPE4RCAsmOperand : AsmOperandClass {
let Name = "RegSPE4RC"; let PredicateMethod = "isRegNumber";
}
def spe4rc : RegisterOperand<GPRC> {
let ParserMatchClass = PPCRegSPE4RCAsmOperand;
}
def PPCU1ImmAsmOperand : AsmOperandClass {
let Name = "U1Imm"; let PredicateMethod = "isU1Imm";
let RenderMethod = "addImmOperands";
}
def u1imm : Operand<i32> {
let PrintMethod = "printU1ImmOperand";
let ParserMatchClass = PPCU1ImmAsmOperand;
}
def PPCU2ImmAsmOperand : AsmOperandClass {
let Name = "U2Imm"; let PredicateMethod = "isU2Imm";
let RenderMethod = "addImmOperands";
}
def u2imm : Operand<i32> {
let PrintMethod = "printU2ImmOperand";
let ParserMatchClass = PPCU2ImmAsmOperand;
}
def PPCATBitsAsHintAsmOperand : AsmOperandClass {
let Name = "ATBitsAsHint"; let PredicateMethod = "isATBitsAsHint";
let RenderMethod = "addImmOperands"; // Irrelevant, predicate always fails.
}
def atimm : Operand<i32> {
let PrintMethod = "printATBitsAsHint";
let ParserMatchClass = PPCATBitsAsHintAsmOperand;
}
def PPCU3ImmAsmOperand : AsmOperandClass {
let Name = "U3Imm"; let PredicateMethod = "isU3Imm";
let RenderMethod = "addImmOperands";
}
def u3imm : Operand<i32> {
let PrintMethod = "printU3ImmOperand";
let ParserMatchClass = PPCU3ImmAsmOperand;
}
def PPCU4ImmAsmOperand : AsmOperandClass {
let Name = "U4Imm"; let PredicateMethod = "isU4Imm";
let RenderMethod = "addImmOperands";
}
def u4imm : Operand<i32> {
let PrintMethod = "printU4ImmOperand";
let ParserMatchClass = PPCU4ImmAsmOperand;
}
def PPCS5ImmAsmOperand : AsmOperandClass {
let Name = "S5Imm"; let PredicateMethod = "isS5Imm";
let RenderMethod = "addImmOperands";
}
def s5imm : Operand<i32> {
let PrintMethod = "printS5ImmOperand";
let ParserMatchClass = PPCS5ImmAsmOperand;
let DecoderMethod = "decodeSImmOperand<5>";
}
def PPCU5ImmAsmOperand : AsmOperandClass {
let Name = "U5Imm"; let PredicateMethod = "isU5Imm";
let RenderMethod = "addImmOperands";
}
def u5imm : Operand<i32> {
let PrintMethod = "printU5ImmOperand";
let ParserMatchClass = PPCU5ImmAsmOperand;
let DecoderMethod = "decodeUImmOperand<5>";
}
def PPCU6ImmAsmOperand : AsmOperandClass {
let Name = "U6Imm"; let PredicateMethod = "isU6Imm";
let RenderMethod = "addImmOperands";
}
def u6imm : Operand<i32> {
let PrintMethod = "printU6ImmOperand";
let ParserMatchClass = PPCU6ImmAsmOperand;
let DecoderMethod = "decodeUImmOperand<6>";
}
def PPCU7ImmAsmOperand : AsmOperandClass {
let Name = "U7Imm"; let PredicateMethod = "isU7Imm";
let RenderMethod = "addImmOperands";
}
def u7imm : Operand<i32> {
let PrintMethod = "printU7ImmOperand";
let ParserMatchClass = PPCU7ImmAsmOperand;
let DecoderMethod = "decodeUImmOperand<7>";
}
def PPCU8ImmAsmOperand : AsmOperandClass {
let Name = "U8Imm"; let PredicateMethod = "isU8Imm";
let RenderMethod = "addImmOperands";
}
def u8imm : Operand<i32> {
let PrintMethod = "printU8ImmOperand";
let ParserMatchClass = PPCU8ImmAsmOperand;
let DecoderMethod = "decodeUImmOperand<8>";
}
def PPCU10ImmAsmOperand : AsmOperandClass {
let Name = "U10Imm"; let PredicateMethod = "isU10Imm";
let RenderMethod = "addImmOperands";
}
def u10imm : Operand<i32> {
let PrintMethod = "printU10ImmOperand";
let ParserMatchClass = PPCU10ImmAsmOperand;
let DecoderMethod = "decodeUImmOperand<10>";
}
def PPCU12ImmAsmOperand : AsmOperandClass {
let Name = "U12Imm"; let PredicateMethod = "isU12Imm";
let RenderMethod = "addImmOperands";
}
def u12imm : Operand<i32> {
let PrintMethod = "printU12ImmOperand";
let ParserMatchClass = PPCU12ImmAsmOperand;
let DecoderMethod = "decodeUImmOperand<12>";
}
def PPCS16ImmAsmOperand : AsmOperandClass {
let Name = "S16Imm"; let PredicateMethod = "isS16Imm";
let RenderMethod = "addS16ImmOperands";
}
def s16imm : Operand<i32> {
let PrintMethod = "printS16ImmOperand";
let EncoderMethod = "getImm16Encoding";
let ParserMatchClass = PPCS16ImmAsmOperand;
let DecoderMethod = "decodeSImmOperand<16>";
}
def PPCU16ImmAsmOperand : AsmOperandClass {
let Name = "U16Imm"; let PredicateMethod = "isU16Imm";
let RenderMethod = "addU16ImmOperands";
}
def u16imm : Operand<i32> {
let PrintMethod = "printU16ImmOperand";
let EncoderMethod = "getImm16Encoding";
let ParserMatchClass = PPCU16ImmAsmOperand;
let DecoderMethod = "decodeUImmOperand<16>";
}
def PPCS17ImmAsmOperand : AsmOperandClass {
let Name = "S17Imm"; let PredicateMethod = "isS17Imm";
let RenderMethod = "addS16ImmOperands";
}
def s17imm : Operand<i32> {
// This operand type is used for addis/lis to allow the assembler parser
// to accept immediates in the range -65536..65535 for compatibility with
// the GNU assembler. The operand is treated as 16-bit otherwise.
let PrintMethod = "printS16ImmOperand";
let EncoderMethod = "getImm16Encoding";
let ParserMatchClass = PPCS17ImmAsmOperand;
let DecoderMethod = "decodeSImmOperand<16>";
}
def PPCS34ImmAsmOperand : AsmOperandClass {
let Name = "S34Imm";
let PredicateMethod = "isS34Imm";
let RenderMethod = "addImmOperands";
}
def s34imm : Operand<i64> {
let PrintMethod = "printS34ImmOperand";
let ParserMatchClass = PPCS34ImmAsmOperand;
let DecoderMethod = "decodeSImmOperand<34>";
}
def PPCImmZeroAsmOperand : AsmOperandClass {
let Name = "ImmZero";
let PredicateMethod = "isImmZero";
let RenderMethod = "addImmOperands";
}
def immZero : Operand<i32> {
let PrintMethod = "printImmZeroOperand";
let ParserMatchClass = PPCImmZeroAsmOperand;
let DecoderMethod = "decodeImmZeroOperand";
}
def fpimm0 : PatLeaf<(fpimm), [{ return N->isExactlyValue(+0.0); }]>;
def PPCDirectBrAsmOperand : AsmOperandClass {
let Name = "DirectBr"; let PredicateMethod = "isDirectBr";
let RenderMethod = "addBranchTargetOperands";
}
def directbrtarget : Operand<OtherVT> {
let PrintMethod = "printBranchOperand";
let EncoderMethod = "getDirectBrEncoding";
let ParserMatchClass = PPCDirectBrAsmOperand;
}
def absdirectbrtarget : Operand<OtherVT> {
let PrintMethod = "printAbsBranchOperand";
let EncoderMethod = "getAbsDirectBrEncoding";
let ParserMatchClass = PPCDirectBrAsmOperand;
}
def PPCCondBrAsmOperand : AsmOperandClass {
let Name = "CondBr"; let PredicateMethod = "isCondBr";
let RenderMethod = "addBranchTargetOperands";
}
def condbrtarget : Operand<OtherVT> {
let PrintMethod = "printBranchOperand";
let EncoderMethod = "getCondBrEncoding";
let ParserMatchClass = PPCCondBrAsmOperand;
}
def abscondbrtarget : Operand<OtherVT> {
let PrintMethod = "printAbsBranchOperand";
let EncoderMethod = "getAbsCondBrEncoding";
let ParserMatchClass = PPCCondBrAsmOperand;
}
def calltarget : Operand<iPTR> {
let PrintMethod = "printBranchOperand";
let EncoderMethod = "getDirectBrEncoding";
let DecoderMethod = "DecodePCRel24BranchTarget";
let ParserMatchClass = PPCDirectBrAsmOperand;
let OperandType = "OPERAND_PCREL";
}
def abscalltarget : Operand<iPTR> {
let PrintMethod = "printAbsBranchOperand";
let EncoderMethod = "getAbsDirectBrEncoding";
let ParserMatchClass = PPCDirectBrAsmOperand;
}
def PPCCRBitMaskOperand : AsmOperandClass {
let Name = "CRBitMask"; let PredicateMethod = "isCRBitMask";
}
def crbitm: Operand<i8> {
let PrintMethod = "printcrbitm";
let EncoderMethod = "get_crbitm_encoding";
let DecoderMethod = "decodeCRBitMOperand";
let ParserMatchClass = PPCCRBitMaskOperand;
}
// Address operands
// A version of ptr_rc which excludes R0 (or X0 in 64-bit mode).
def PPCRegGxRCNoR0Operand : AsmOperandClass {
let Name = "RegGxRCNoR0"; let PredicateMethod = "isRegNumber";
}
def ptr_rc_nor0 : Operand<iPTR>, PointerLikeRegClass<1> {
let ParserMatchClass = PPCRegGxRCNoR0Operand;
}
// New addressing modes with 34 bit immediates.
def PPCDispRI34Operand : AsmOperandClass {
let Name = "DispRI34"; let PredicateMethod = "isS34Imm";
let RenderMethod = "addImmOperands";
}
def dispRI34 : Operand<iPTR> {
let ParserMatchClass = PPCDispRI34Operand;
}
def memri34 : Operand<iPTR> { // memri, imm is a 34-bit value.
let PrintMethod = "printMemRegImm34";
let MIOperandInfo = (ops dispRI34:$imm, ptr_rc_nor0:$reg);
let EncoderMethod = "getMemRI34Encoding";
let DecoderMethod = "decodeMemRI34Operands";
}
// memri, imm is a 34-bit value for pc-relative instructions where
// base register is set to zero.
def memri34_pcrel : Operand<iPTR> { // memri, imm is a 34-bit value.
let PrintMethod = "printMemRegImm34PCRel";
let MIOperandInfo = (ops dispRI34:$imm, immZero:$reg);
let EncoderMethod = "getMemRI34PCRelEncoding";
let DecoderMethod = "decodeMemRI34PCRelOperands";
}
// A version of ptr_rc usable with the asm parser.
def PPCRegGxRCOperand : AsmOperandClass {
let Name = "RegGxRC"; let PredicateMethod = "isRegNumber";
}
def ptr_rc_idx : Operand<iPTR>, PointerLikeRegClass<0> {
let ParserMatchClass = PPCRegGxRCOperand;
}
def PPCDispRIOperand : AsmOperandClass {
let Name = "DispRI"; let PredicateMethod = "isS16Imm";
let RenderMethod = "addS16ImmOperands";
}
def dispRI : Operand<iPTR> {
let ParserMatchClass = PPCDispRIOperand;
}
def PPCDispRIXOperand : AsmOperandClass {
let Name = "DispRIX"; let PredicateMethod = "isS16ImmX4";
let RenderMethod = "addImmOperands";
}
def dispRIX : Operand<iPTR> {
let ParserMatchClass = PPCDispRIXOperand;
}
def PPCDispRIX16Operand : AsmOperandClass {
let Name = "DispRIX16"; let PredicateMethod = "isS16ImmX16";
let RenderMethod = "addImmOperands";
}
def dispRIX16 : Operand<iPTR> {
let ParserMatchClass = PPCDispRIX16Operand;
}
def PPCDispSPE8Operand : AsmOperandClass {
let Name = "DispSPE8"; let PredicateMethod = "isU8ImmX8";
let RenderMethod = "addImmOperands";
}
def dispSPE8 : Operand<iPTR> {
let ParserMatchClass = PPCDispSPE8Operand;
}
def PPCDispSPE4Operand : AsmOperandClass {
let Name = "DispSPE4"; let PredicateMethod = "isU7ImmX4";
let RenderMethod = "addImmOperands";
}
def dispSPE4 : Operand<iPTR> {
let ParserMatchClass = PPCDispSPE4Operand;
}
def PPCDispSPE2Operand : AsmOperandClass {
let Name = "DispSPE2"; let PredicateMethod = "isU6ImmX2";
let RenderMethod = "addImmOperands";
}
def dispSPE2 : Operand<iPTR> {
let ParserMatchClass = PPCDispSPE2Operand;
}
def memri : Operand<iPTR> {
let PrintMethod = "printMemRegImm";
let MIOperandInfo = (ops dispRI:$imm, ptr_rc_nor0:$reg);
let EncoderMethod = "getMemRIEncoding";
let DecoderMethod = "decodeMemRIOperands";
}
def memrr : Operand<iPTR> {
let PrintMethod = "printMemRegReg";
let MIOperandInfo = (ops ptr_rc_nor0:$ptrreg, ptr_rc_idx:$offreg);
}
def memrix : Operand<iPTR> { // memri where the imm is 4-aligned.
let PrintMethod = "printMemRegImm";
let MIOperandInfo = (ops dispRIX:$imm, ptr_rc_nor0:$reg);
let EncoderMethod = "getMemRIXEncoding";
let DecoderMethod = "decodeMemRIXOperands";
}
def memrix16 : Operand<iPTR> { // memri, imm is 16-aligned, 12-bit, Inst{16:27}
let PrintMethod = "printMemRegImm";
let MIOperandInfo = (ops dispRIX16:$imm, ptr_rc_nor0:$reg);
let EncoderMethod = "getMemRIX16Encoding";
let DecoderMethod = "decodeMemRIX16Operands";
}
def spe8dis : Operand<iPTR> { // SPE displacement where the imm is 8-aligned.
let PrintMethod = "printMemRegImm";
let MIOperandInfo = (ops dispSPE8:$imm, ptr_rc_nor0:$reg);
let EncoderMethod = "getSPE8DisEncoding";
let DecoderMethod = "decodeSPE8Operands";
}
def spe4dis : Operand<iPTR> { // SPE displacement where the imm is 4-aligned.
let PrintMethod = "printMemRegImm";
let MIOperandInfo = (ops dispSPE4:$imm, ptr_rc_nor0:$reg);
let EncoderMethod = "getSPE4DisEncoding";
let DecoderMethod = "decodeSPE4Operands";
}
def spe2dis : Operand<iPTR> { // SPE displacement where the imm is 2-aligned.
let PrintMethod = "printMemRegImm";
let MIOperandInfo = (ops dispSPE2:$imm, ptr_rc_nor0:$reg);
let EncoderMethod = "getSPE2DisEncoding";
let DecoderMethod = "decodeSPE2Operands";
}
// A single-register address. This is used with the SjLj
// pseudo-instructions which tranlates to LD/LWZ. These instructions requires
// G8RC_NOX0 registers.
def memr : Operand<iPTR> {
let MIOperandInfo = (ops ptr_rc_nor0:$ptrreg);
}
def PPCTLSRegOperand : AsmOperandClass {
let Name = "TLSReg"; let PredicateMethod = "isTLSReg";
let RenderMethod = "addTLSRegOperands";
}
def tlsreg32 : Operand<i32> {
let EncoderMethod = "getTLSRegEncoding";
let ParserMatchClass = PPCTLSRegOperand;
}
def tlsgd32 : Operand<i32> {}
def tlscall32 : Operand<i32> {
let PrintMethod = "printTLSCall";
let MIOperandInfo = (ops calltarget:$func, tlsgd32:$sym);
let EncoderMethod = "getTLSCallEncoding";
}
// PowerPC Predicate operand.
def pred : Operand<OtherVT> {
let PrintMethod = "printPredicateOperand";
let MIOperandInfo = (ops i32imm:$bibo, crrc:$reg);
}
// Define PowerPC specific addressing mode.
// d-form
def iaddr : ComplexPattern<iPTR, 2, "SelectAddrImm", [], []>; // "stb"
// ds-form
def iaddrX4 : ComplexPattern<iPTR, 2, "SelectAddrImmX4", [], []>; // "std"
// dq-form
def iaddrX16 : ComplexPattern<iPTR, 2, "SelectAddrImmX16", [], []>; // "stxv"
// Below forms are all x-form addressing mode, use three different ones so we
// can make a accurate check for x-form instructions in ISEL.
// x-form addressing mode whose associated diplacement form is D.
def xaddr : ComplexPattern<iPTR, 2, "SelectAddrIdx", [], []>; // "stbx"
// x-form addressing mode whose associated diplacement form is DS.
def xaddrX4 : ComplexPattern<iPTR, 2, "SelectAddrIdxX4", [], []>; // "stdx"
// x-form addressing mode whose associated diplacement form is DQ.
def xaddrX16 : ComplexPattern<iPTR, 2, "SelectAddrIdxX16", [], []>; // "stxvx"
def xoaddr : ComplexPattern<iPTR, 2, "SelectAddrIdxOnly",[], []>;
// The address in a single register. This is used with the SjLj
// pseudo-instructions.
def addr : ComplexPattern<iPTR, 1, "SelectAddr",[], []>;
/// This is just the offset part of iaddr, used for preinc.
def iaddroff : ComplexPattern<iPTR, 1, "SelectAddrImmOffs", [], []>;
//===----------------------------------------------------------------------===//
// PowerPC Instruction Predicate Definitions.
def In32BitMode : Predicate<"!PPCSubTarget->isPPC64()">;
def In64BitMode : Predicate<"PPCSubTarget->isPPC64()">;
def IsBookE : Predicate<"PPCSubTarget->isBookE()">;
def IsNotBookE : Predicate<"!PPCSubTarget->isBookE()">;
def HasOnlyMSYNC : Predicate<"PPCSubTarget->hasOnlyMSYNC()">;
def HasSYNC : Predicate<"!PPCSubTarget->hasOnlyMSYNC()">;
def IsPPC4xx : Predicate<"PPCSubTarget->isPPC4xx()">;
def IsPPC6xx : Predicate<"PPCSubTarget->isPPC6xx()">;
def IsE500 : Predicate<"PPCSubTarget->isE500()">;
def HasSPE : Predicate<"PPCSubTarget->hasSPE()">;
def HasICBT : Predicate<"PPCSubTarget->hasICBT()">;
def HasPartwordAtomics : Predicate<"PPCSubTarget->hasPartwordAtomics()">;
def NoNaNsFPMath : Predicate<"TM.Options.NoNaNsFPMath">;
def NaNsFPMath : Predicate<"!TM.Options.NoNaNsFPMath">;
def HasBPERMD : Predicate<"PPCSubTarget->hasBPERMD()">;
def HasExtDiv : Predicate<"PPCSubTarget->hasExtDiv()">;
def IsISA3_0 : Predicate<"PPCSubTarget->isISA3_0()">;
def HasFPU : Predicate<"PPCSubTarget->hasFPU()">;
//===----------------------------------------------------------------------===//
// PowerPC Multiclass Definitions.