#ifndef SELECTIONDAG_LEGALIZETYPES_H
#define SELECTIONDAG_LEGALIZETYPES_H
#define DEBUG_TYPE "legalize-types"
#include "llvm/CodeGen/SelectionDAG.h"
#include "llvm/Target/TargetLowering.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/DenseSet.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Debug.h"
namespace llvm {
class LLVM_LIBRARY_VISIBILITY DAGTypeLegalizer {
const TargetLowering &TLI;
SelectionDAG &DAG;
public:
enum NodeIdFlags {
ReadyToProcess = 0,
NewNode = -1,
Unanalyzed = -2,
Processed = -3
};
private:
enum LegalizeAction {
Legal, PromoteInteger, ExpandInteger, SoftenFloat, ExpandFloat, ScalarizeVector, SplitVector, WidenVector };
TargetLowering::ValueTypeActionImpl ValueTypeActions;
LegalizeAction getTypeAction(EVT VT) const {
switch (ValueTypeActions.getTypeAction(VT)) {
default:
assert(false && "Unknown legalize action!");
case TargetLowering::Legal:
return Legal;
case TargetLowering::Promote:
if (!VT.isVector())
return PromoteInteger;
return WidenVector;
case TargetLowering::Expand:
if (!VT.isVector()) {
if (VT.isInteger())
return ExpandInteger;
if (VT.getSizeInBits() ==
TLI.getTypeToTransformTo(*DAG.getContext(), VT).getSizeInBits())
return SoftenFloat;
return ExpandFloat;
}
if (VT.getVectorNumElements() == 1)
return ScalarizeVector;
return SplitVector;
}
}
bool isTypeLegal(EVT VT) const {
return ValueTypeActions.getTypeAction(VT) == TargetLowering::Legal;
}
bool IgnoreNodeResults(SDNode *N) const {
return N->getOpcode() == ISD::TargetConstant;
}
DenseMap<SDValue, SDValue> PromotedIntegers;
DenseMap<SDValue, std::pair<SDValue, SDValue> > ExpandedIntegers;
DenseMap<SDValue, SDValue> SoftenedFloats;
DenseMap<SDValue, std::pair<SDValue, SDValue> > ExpandedFloats;
DenseMap<SDValue, SDValue> ScalarizedVectors;
DenseMap<SDValue, std::pair<SDValue, SDValue> > SplitVectors;
DenseMap<SDValue, SDValue> WidenedVectors;
DenseMap<SDValue, SDValue> ReplacedValues;
SmallVector<SDNode*, 128> Worklist;
public:
explicit DAGTypeLegalizer(SelectionDAG &dag)
: TLI(dag.getTargetLoweringInfo()), DAG(dag),
ValueTypeActions(TLI.getValueTypeActions()) {
assert(MVT::LAST_VALUETYPE <= MVT::MAX_ALLOWED_VALUETYPE &&
"Too many value types for ValueTypeActions to hold!");
}
bool run();
void NoteDeletion(SDNode *Old, SDNode *New) {
ExpungeNode(Old);
ExpungeNode(New);
for (unsigned i = 0, e = Old->getNumValues(); i != e; ++i)
ReplacedValues[SDValue(Old, i)] = SDValue(New, i);
}
private:
SDNode *AnalyzeNewNode(SDNode *N);
void AnalyzeNewValue(SDValue &Val);
void ExpungeNode(SDNode *N);
void PerformExpensiveChecks();
void RemapValue(SDValue &N);
SDValue BitConvertToInteger(SDValue Op);
SDValue BitConvertVectorToIntegerVector(SDValue Op);
SDValue CreateStackStoreLoad(SDValue Op, EVT DestVT);
bool CustomLowerNode(SDNode *N, EVT VT, bool LegalizeResult);
bool CustomWidenLowerNode(SDNode *N, EVT VT);
SDValue GetVectorElementPointer(SDValue VecPtr, EVT EltVT, SDValue Index);
SDValue JoinIntegers(SDValue Lo, SDValue Hi);
SDValue LibCallify(RTLIB::Libcall LC, SDNode *N, bool isSigned);
SDValue MakeLibCall(RTLIB::Libcall LC, EVT RetVT,
const SDValue *Ops, unsigned NumOps, bool isSigned,
DebugLoc dl);
std::pair<SDValue, SDValue> ExpandChainLibCall(RTLIB::Libcall LC,
SDNode *Node, bool isSigned);
std::pair<SDValue, SDValue> ExpandAtomic(SDNode *Node);
SDValue PromoteTargetBoolean(SDValue Bool, EVT VT);
void ReplaceValueWith(SDValue From, SDValue To);
void SplitInteger(SDValue Op, SDValue &Lo, SDValue &Hi);
void SplitInteger(SDValue Op, EVT LoVT, EVT HiVT,
SDValue &Lo, SDValue &Hi);
SDValue GetPromotedInteger(SDValue Op) {
SDValue &PromotedOp = PromotedIntegers[Op];
RemapValue(PromotedOp);
assert(PromotedOp.getNode() && "Operand wasn't promoted?");
return PromotedOp;
}
void SetPromotedInteger(SDValue Op, SDValue Result);
SDValue SExtPromotedInteger(SDValue Op) {
EVT OldVT = Op.getValueType();
DebugLoc dl = Op.getDebugLoc();
Op = GetPromotedInteger(Op);
return DAG.getNode(ISD::SIGN_EXTEND_INREG, dl, Op.getValueType(), Op,
DAG.getValueType(OldVT));
}
SDValue ZExtPromotedInteger(SDValue Op) {
EVT OldVT = Op.getValueType();
DebugLoc dl = Op.getDebugLoc();
Op = GetPromotedInteger(Op);
return DAG.getZeroExtendInReg(Op, dl, OldVT);
}
void PromoteIntegerResult(SDNode *N, unsigned ResNo);
SDValue PromoteIntRes_AssertSext(SDNode *N);
SDValue PromoteIntRes_AssertZext(SDNode *N);
SDValue PromoteIntRes_Atomic1(AtomicSDNode *N);
SDValue PromoteIntRes_Atomic2(AtomicSDNode *N);
SDValue PromoteIntRes_BITCAST(SDNode *N);
SDValue PromoteIntRes_BSWAP(SDNode *N);
SDValue PromoteIntRes_BUILD_PAIR(SDNode *N);
SDValue PromoteIntRes_Constant(SDNode *N);
SDValue PromoteIntRes_CONVERT_RNDSAT(SDNode *N);
SDValue PromoteIntRes_CTLZ(SDNode *N);
SDValue PromoteIntRes_CTPOP(SDNode *N);
SDValue PromoteIntRes_CTTZ(SDNode *N);
SDValue PromoteIntRes_EXTRACT_VECTOR_ELT(SDNode *N);
SDValue PromoteIntRes_FP_TO_XINT(SDNode *N);
SDValue PromoteIntRes_FP32_TO_FP16(SDNode *N);
SDValue PromoteIntRes_INT_EXTEND(SDNode *N);
SDValue PromoteIntRes_LOAD(LoadSDNode *N);
SDValue PromoteIntRes_Overflow(SDNode *N);
SDValue PromoteIntRes_SADDSUBO(SDNode *N, unsigned ResNo);
SDValue PromoteIntRes_SDIV(SDNode *N);
SDValue PromoteIntRes_SELECT(SDNode *N);
SDValue PromoteIntRes_SELECT_CC(SDNode *N);
SDValue PromoteIntRes_SETCC(SDNode *N);
SDValue PromoteIntRes_SHL(SDNode *N);
SDValue PromoteIntRes_SimpleIntBinOp(SDNode *N);
SDValue PromoteIntRes_SIGN_EXTEND_INREG(SDNode *N);
SDValue PromoteIntRes_SRA(SDNode *N);
SDValue PromoteIntRes_SRL(SDNode *N);
SDValue PromoteIntRes_TRUNCATE(SDNode *N);
SDValue PromoteIntRes_UADDSUBO(SDNode *N, unsigned ResNo);
SDValue PromoteIntRes_UDIV(SDNode *N);
SDValue PromoteIntRes_UNDEF(SDNode *N);
SDValue PromoteIntRes_VAARG(SDNode *N);
SDValue PromoteIntRes_XMULO(SDNode *N, unsigned ResNo);
bool PromoteIntegerOperand(SDNode *N, unsigned OperandNo);
SDValue PromoteIntOp_ANY_EXTEND(SDNode *N);
SDValue PromoteIntOp_BITCAST(SDNode *N);
SDValue PromoteIntOp_BUILD_PAIR(SDNode *N);
SDValue PromoteIntOp_BR_CC(SDNode *N, unsigned OpNo);
SDValue PromoteIntOp_BRCOND(SDNode *N, unsigned OpNo);
SDValue PromoteIntOp_BUILD_VECTOR(SDNode *N);
SDValue PromoteIntOp_CONVERT_RNDSAT(SDNode *N);
SDValue PromoteIntOp_INSERT_VECTOR_ELT(SDNode *N, unsigned OpNo);
SDValue PromoteIntOp_MEMBARRIER(SDNode *N);
SDValue PromoteIntOp_SCALAR_TO_VECTOR(SDNode *N);
SDValue PromoteIntOp_SELECT(SDNode *N, unsigned OpNo);
SDValue PromoteIntOp_SELECT_CC(SDNode *N, unsigned OpNo);
SDValue PromoteIntOp_SETCC(SDNode *N, unsigned OpNo);
SDValue PromoteIntOp_Shift(SDNode *N);
SDValue PromoteIntOp_SIGN_EXTEND(SDNode *N);
SDValue PromoteIntOp_SINT_TO_FP(SDNode *N);
SDValue PromoteIntOp_STORE(StoreSDNode *N, unsigned OpNo);
SDValue PromoteIntOp_TRUNCATE(SDNode *N);
SDValue PromoteIntOp_UINT_TO_FP(SDNode *N);
SDValue PromoteIntOp_ZERO_EXTEND(SDNode *N);
void PromoteSetCCOperands(SDValue &LHS,SDValue &RHS, ISD::CondCode Code);
void GetExpandedInteger(SDValue Op, SDValue &Lo, SDValue &Hi);
void SetExpandedInteger(SDValue Op, SDValue Lo, SDValue Hi);
void ExpandIntegerResult(SDNode *N, unsigned ResNo);
void ExpandIntRes_ANY_EXTEND (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_AssertSext (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_AssertZext (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_Constant (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_CTLZ (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_CTPOP (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_CTTZ (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_LOAD (LoadSDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_SIGN_EXTEND (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_SIGN_EXTEND_INREG (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_TRUNCATE (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_ZERO_EXTEND (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_FP_TO_SINT (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_FP_TO_UINT (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_Logical (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_ADDSUB (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_ADDSUBC (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_ADDSUBE (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_BSWAP (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_MUL (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_SDIV (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_SREM (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_UDIV (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_UREM (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_Shift (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_SADDSUBO (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandIntRes_UADDSUBO (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandShiftByConstant(SDNode *N, unsigned Amt,
SDValue &Lo, SDValue &Hi);
bool ExpandShiftWithKnownAmountBit(SDNode *N, SDValue &Lo, SDValue &Hi);
bool ExpandShiftWithUnknownAmountBit(SDNode *N, SDValue &Lo, SDValue &Hi);
bool ExpandIntegerOperand(SDNode *N, unsigned OperandNo);
SDValue ExpandIntOp_BITCAST(SDNode *N);
SDValue ExpandIntOp_BR_CC(SDNode *N);
SDValue ExpandIntOp_BUILD_VECTOR(SDNode *N);
SDValue ExpandIntOp_EXTRACT_ELEMENT(SDNode *N);
SDValue ExpandIntOp_SELECT_CC(SDNode *N);
SDValue ExpandIntOp_SETCC(SDNode *N);
SDValue ExpandIntOp_Shift(SDNode *N);
SDValue ExpandIntOp_SINT_TO_FP(SDNode *N);
SDValue ExpandIntOp_STORE(StoreSDNode *N, unsigned OpNo);
SDValue ExpandIntOp_TRUNCATE(SDNode *N);
SDValue ExpandIntOp_UINT_TO_FP(SDNode *N);
SDValue ExpandIntOp_RETURNADDR(SDNode *N);
void IntegerExpandSetCCOperands(SDValue &NewLHS, SDValue &NewRHS,
ISD::CondCode &CCCode, DebugLoc dl);
SDValue GetSoftenedFloat(SDValue Op) {
SDValue &SoftenedOp = SoftenedFloats[Op];
RemapValue(SoftenedOp);
assert(SoftenedOp.getNode() && "Operand wasn't converted to integer?");
return SoftenedOp;
}
void SetSoftenedFloat(SDValue Op, SDValue Result);
void SoftenFloatResult(SDNode *N, unsigned OpNo);
SDValue SoftenFloatRes_BITCAST(SDNode *N);
SDValue SoftenFloatRes_BUILD_PAIR(SDNode *N);
SDValue SoftenFloatRes_ConstantFP(ConstantFPSDNode *N);
SDValue SoftenFloatRes_EXTRACT_VECTOR_ELT(SDNode *N);
SDValue SoftenFloatRes_FABS(SDNode *N);
SDValue SoftenFloatRes_FADD(SDNode *N);
SDValue SoftenFloatRes_FCEIL(SDNode *N);
SDValue SoftenFloatRes_FCOPYSIGN(SDNode *N);
SDValue SoftenFloatRes_FCOS(SDNode *N);
SDValue SoftenFloatRes_FDIV(SDNode *N);
SDValue SoftenFloatRes_FEXP(SDNode *N);
SDValue SoftenFloatRes_FEXP2(SDNode *N);
SDValue SoftenFloatRes_FFLOOR(SDNode *N);
SDValue SoftenFloatRes_FLOG(SDNode *N);
SDValue SoftenFloatRes_FLOG2(SDNode *N);
SDValue SoftenFloatRes_FLOG10(SDNode *N);
SDValue SoftenFloatRes_FMUL(SDNode *N);
SDValue SoftenFloatRes_FNEARBYINT(SDNode *N);
SDValue SoftenFloatRes_FNEG(SDNode *N);
SDValue SoftenFloatRes_FP_EXTEND(SDNode *N);
SDValue SoftenFloatRes_FP16_TO_FP32(SDNode *N);
SDValue SoftenFloatRes_FP_ROUND(SDNode *N);
SDValue SoftenFloatRes_FPOW(SDNode *N);
SDValue SoftenFloatRes_FPOWI(SDNode *N);
SDValue SoftenFloatRes_FREM(SDNode *N);
SDValue SoftenFloatRes_FRINT(SDNode *N);
SDValue SoftenFloatRes_FSIN(SDNode *N);
SDValue SoftenFloatRes_FSQRT(SDNode *N);
SDValue SoftenFloatRes_FSUB(SDNode *N);
SDValue SoftenFloatRes_FTRUNC(SDNode *N);
SDValue SoftenFloatRes_LOAD(SDNode *N);
SDValue SoftenFloatRes_SELECT(SDNode *N);
SDValue SoftenFloatRes_SELECT_CC(SDNode *N);
SDValue SoftenFloatRes_UNDEF(SDNode *N);
SDValue SoftenFloatRes_VAARG(SDNode *N);
SDValue SoftenFloatRes_XINT_TO_FP(SDNode *N);
bool SoftenFloatOperand(SDNode *N, unsigned OpNo);
SDValue SoftenFloatOp_BITCAST(SDNode *N);
SDValue SoftenFloatOp_BR_CC(SDNode *N);
SDValue SoftenFloatOp_FP_ROUND(SDNode *N);
SDValue SoftenFloatOp_FP_TO_SINT(SDNode *N);
SDValue SoftenFloatOp_FP_TO_UINT(SDNode *N);
SDValue SoftenFloatOp_FP32_TO_FP16(SDNode *N);
SDValue SoftenFloatOp_SELECT_CC(SDNode *N);
SDValue SoftenFloatOp_SETCC(SDNode *N);
SDValue SoftenFloatOp_STORE(SDNode *N, unsigned OpNo);
void SoftenSetCCOperands(SDValue &NewLHS, SDValue &NewRHS,
ISD::CondCode &CCCode, DebugLoc dl);
void GetExpandedFloat(SDValue Op, SDValue &Lo, SDValue &Hi);
void SetExpandedFloat(SDValue Op, SDValue Lo, SDValue Hi);
void ExpandFloatResult(SDNode *N, unsigned ResNo);
void ExpandFloatRes_ConstantFP(SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FABS (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FADD (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FCEIL (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FCOPYSIGN (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FCOS (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FDIV (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FEXP (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FEXP2 (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FFLOOR (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FLOG (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FLOG2 (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FLOG10 (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FMUL (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FNEARBYINT(SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FNEG (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FP_EXTEND (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FPOW (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FPOWI (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FRINT (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FSIN (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FSQRT (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FSUB (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FTRUNC (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_LOAD (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_XINT_TO_FP(SDNode *N, SDValue &Lo, SDValue &Hi);
bool ExpandFloatOperand(SDNode *N, unsigned OperandNo);
SDValue ExpandFloatOp_BR_CC(SDNode *N);
SDValue ExpandFloatOp_FP_ROUND(SDNode *N);
SDValue ExpandFloatOp_FP_TO_SINT(SDNode *N);
SDValue ExpandFloatOp_FP_TO_UINT(SDNode *N);
SDValue ExpandFloatOp_SELECT_CC(SDNode *N);
SDValue ExpandFloatOp_SETCC(SDNode *N);
SDValue ExpandFloatOp_STORE(SDNode *N, unsigned OpNo);
void FloatExpandSetCCOperands(SDValue &NewLHS, SDValue &NewRHS,
ISD::CondCode &CCCode, DebugLoc dl);
SDValue GetScalarizedVector(SDValue Op) {
SDValue &ScalarizedOp = ScalarizedVectors[Op];
RemapValue(ScalarizedOp);
assert(ScalarizedOp.getNode() && "Operand wasn't scalarized?");
return ScalarizedOp;
}
void SetScalarizedVector(SDValue Op, SDValue Result);
void ScalarizeVectorResult(SDNode *N, unsigned OpNo);
SDValue ScalarizeVecRes_BinOp(SDNode *N);
SDValue ScalarizeVecRes_UnaryOp(SDNode *N);
SDValue ScalarizeVecRes_InregOp(SDNode *N);
SDValue ScalarizeVecRes_BITCAST(SDNode *N);
SDValue ScalarizeVecRes_CONVERT_RNDSAT(SDNode *N);
SDValue ScalarizeVecRes_EXTRACT_SUBVECTOR(SDNode *N);
SDValue ScalarizeVecRes_FP_ROUND(SDNode *N);
SDValue ScalarizeVecRes_FPOWI(SDNode *N);
SDValue ScalarizeVecRes_INSERT_VECTOR_ELT(SDNode *N);
SDValue ScalarizeVecRes_LOAD(LoadSDNode *N);
SDValue ScalarizeVecRes_SCALAR_TO_VECTOR(SDNode *N);
SDValue ScalarizeVecRes_SIGN_EXTEND_INREG(SDNode *N);
SDValue ScalarizeVecRes_SELECT(SDNode *N);
SDValue ScalarizeVecRes_SELECT_CC(SDNode *N);
SDValue ScalarizeVecRes_SETCC(SDNode *N);
SDValue ScalarizeVecRes_UNDEF(SDNode *N);
SDValue ScalarizeVecRes_VECTOR_SHUFFLE(SDNode *N);
SDValue ScalarizeVecRes_VSETCC(SDNode *N);
bool ScalarizeVectorOperand(SDNode *N, unsigned OpNo);
SDValue ScalarizeVecOp_BITCAST(SDNode *N);
SDValue ScalarizeVecOp_CONCAT_VECTORS(SDNode *N);
SDValue ScalarizeVecOp_EXTRACT_VECTOR_ELT(SDNode *N);
SDValue ScalarizeVecOp_STORE(StoreSDNode *N, unsigned OpNo);
void GetSplitVector(SDValue Op, SDValue &Lo, SDValue &Hi);
void SetSplitVector(SDValue Op, SDValue Lo, SDValue Hi);
void SplitVectorResult(SDNode *N, unsigned OpNo);
void SplitVecRes_BinOp(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_UnaryOp(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_InregOp(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_BITCAST(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_BUILD_PAIR(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_BUILD_VECTOR(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_CONCAT_VECTORS(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_EXTRACT_SUBVECTOR(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_FPOWI(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_INSERT_VECTOR_ELT(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_LOAD(LoadSDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_SCALAR_TO_VECTOR(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_SIGN_EXTEND_INREG(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_SETCC(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_UNDEF(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_VECTOR_SHUFFLE(ShuffleVectorSDNode *N, SDValue &Lo,
SDValue &Hi);
bool SplitVectorOperand(SDNode *N, unsigned OpNo);
SDValue SplitVecOp_UnaryOp(SDNode *N);
SDValue SplitVecOp_BITCAST(SDNode *N);
SDValue SplitVecOp_EXTRACT_SUBVECTOR(SDNode *N);
SDValue SplitVecOp_EXTRACT_VECTOR_ELT(SDNode *N);
SDValue SplitVecOp_STORE(StoreSDNode *N, unsigned OpNo);
SDValue SplitVecOp_CONCAT_VECTORS(SDNode *N);
SDValue SplitVecOp_FP_ROUND(SDNode *N);
SDValue GetWidenedVector(SDValue Op) {
SDValue &WidenedOp = WidenedVectors[Op];
RemapValue(WidenedOp);
assert(WidenedOp.getNode() && "Operand wasn't widened?");
return WidenedOp;
}
void SetWidenedVector(SDValue Op, SDValue Result);
void WidenVectorResult(SDNode *N, unsigned ResNo);
SDValue WidenVecRes_BITCAST(SDNode* N);
SDValue WidenVecRes_BUILD_VECTOR(SDNode* N);
SDValue WidenVecRes_CONCAT_VECTORS(SDNode* N);
SDValue WidenVecRes_CONVERT_RNDSAT(SDNode* N);
SDValue WidenVecRes_EXTRACT_SUBVECTOR(SDNode* N);
SDValue WidenVecRes_INSERT_VECTOR_ELT(SDNode* N);
SDValue WidenVecRes_LOAD(SDNode* N);
SDValue WidenVecRes_SCALAR_TO_VECTOR(SDNode* N);
SDValue WidenVecRes_SIGN_EXTEND_INREG(SDNode* N);
SDValue WidenVecRes_SELECT(SDNode* N);
SDValue WidenVecRes_SELECT_CC(SDNode* N);
SDValue WidenVecRes_SETCC(SDNode* N);
SDValue WidenVecRes_UNDEF(SDNode *N);
SDValue WidenVecRes_VECTOR_SHUFFLE(ShuffleVectorSDNode *N);
SDValue WidenVecRes_VSETCC(SDNode* N);
SDValue WidenVecRes_Binary(SDNode *N);
SDValue WidenVecRes_Convert(SDNode *N);
SDValue WidenVecRes_POWI(SDNode *N);
SDValue WidenVecRes_Shift(SDNode *N);
SDValue WidenVecRes_Unary(SDNode *N);
SDValue WidenVecRes_InregOp(SDNode *N);
bool WidenVectorOperand(SDNode *N, unsigned ResNo);
SDValue WidenVecOp_BITCAST(SDNode *N);
SDValue WidenVecOp_CONCAT_VECTORS(SDNode *N);
SDValue WidenVecOp_EXTRACT_VECTOR_ELT(SDNode *N);
SDValue WidenVecOp_EXTRACT_SUBVECTOR(SDNode *N);
SDValue WidenVecOp_STORE(SDNode* N);
SDValue WidenVecOp_Convert(SDNode *N);
SDValue GenWidenVectorLoads(SmallVector<SDValue, 16>& LdChain,
LoadSDNode *LD);
SDValue GenWidenVectorExtLoads(SmallVector<SDValue, 16>& LdChain,
LoadSDNode *LD, ISD::LoadExtType ExtType);
void GenWidenVectorStores(SmallVector<SDValue, 16>& StChain, StoreSDNode *ST);
void GenWidenVectorTruncStores(SmallVector<SDValue, 16>& StChain,
StoreSDNode *ST);
SDValue ModifyToType(SDValue InOp, EVT WidenVT);
void GetSplitOp(SDValue Op, SDValue &Lo, SDValue &Hi) {
if (Op.getValueType().isVector())
GetSplitVector(Op, Lo, Hi);
else if (Op.getValueType().isInteger())
GetExpandedInteger(Op, Lo, Hi);
else
GetExpandedFloat(Op, Lo, Hi);
}
void GetSplitDestVTs(EVT InVT, EVT &LoVT, EVT &HiVT);
void GetPairElements(SDValue Pair, SDValue &Lo, SDValue &Hi);
void SplitRes_MERGE_VALUES(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitRes_SELECT (SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitRes_SELECT_CC (SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitRes_UNDEF (SDNode *N, SDValue &Lo, SDValue &Hi);
void GetExpandedOp(SDValue Op, SDValue &Lo, SDValue &Hi) {
if (Op.getValueType().isInteger())
GetExpandedInteger(Op, Lo, Hi);
else
GetExpandedFloat(Op, Lo, Hi);
}
void ExpandRes_BITCAST (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandRes_BUILD_PAIR (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandRes_EXTRACT_ELEMENT (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandRes_EXTRACT_VECTOR_ELT(SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandRes_NormalLoad (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandRes_VAARG (SDNode *N, SDValue &Lo, SDValue &Hi);
SDValue ExpandOp_BITCAST (SDNode *N);
SDValue ExpandOp_BUILD_VECTOR (SDNode *N);
SDValue ExpandOp_EXTRACT_ELEMENT (SDNode *N);
SDValue ExpandOp_INSERT_VECTOR_ELT(SDNode *N);
SDValue ExpandOp_SCALAR_TO_VECTOR (SDNode *N);
SDValue ExpandOp_NormalStore (SDNode *N, unsigned OpNo);
};
}
#endif