-//===-- LegalizeTypes.h - Definition of the DAG Type Legalizer class ------===//
+//===-- LegalizeTypes.h - DAG Type Legalizer class definition ---*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
//
//===----------------------------------------------------------------------===//
-#ifndef SELECTIONDAG_LEGALIZETYPES_H
-#define SELECTIONDAG_LEGALIZETYPES_H
+#ifndef LLVM_LIB_CODEGEN_SELECTIONDAG_LEGALIZETYPES_H
+#define LLVM_LIB_CODEGEN_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/CodeGen/SelectionDAG.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Debug.h"
+#include "llvm/Target/TargetLowering.h"
namespace llvm {
return TLI.getTypeAction(*DAG.getContext(), VT) == TargetLowering::TypeLegal;
}
+ /// isSimpleLegalType - Return true if this is a simple legal type.
+ bool isSimpleLegalType(EVT VT) const {
+ return VT.isSimple() && TLI.isTypeLegal(VT);
+ }
+
+ /// isLegalInHWReg - Return true if this type can be passed in registers.
+ /// For example, x86_64's f128, should to be legally in registers
+ /// and only some operations converted to library calls or integer
+ /// bitwise operations.
+ bool isLegalInHWReg(EVT VT) const {
+ EVT NVT = TLI.getTypeToTransformTo(*DAG.getContext(), VT);
+ return VT == NVT && isSimpleLegalType(VT);
+ }
+
+ EVT getSetCCResultType(EVT VT) const {
+ return TLI.getSetCCResultType(DAG.getDataLayout(), *DAG.getContext(), VT);
+ }
+
/// IgnoreNodeResults - Pretend all of this node's results are legal.
bool IgnoreNodeResults(SDNode *N) const {
return N->getOpcode() == ISD::TargetConstant;
/// PromotedIntegers - For integer nodes that are below legal width, this map
/// indicates what promoted value to use.
- DenseMap<SDValue, SDValue> PromotedIntegers;
+ SmallDenseMap<SDValue, SDValue, 8> PromotedIntegers;
/// ExpandedIntegers - For integer nodes that need to be expanded this map
/// indicates which operands are the expanded version of the input.
- DenseMap<SDValue, std::pair<SDValue, SDValue> > ExpandedIntegers;
+ SmallDenseMap<SDValue, std::pair<SDValue, SDValue>, 8> ExpandedIntegers;
/// SoftenedFloats - For floating point nodes converted to integers of
/// the same size, this map indicates the converted value to use.
- DenseMap<SDValue, SDValue> SoftenedFloats;
+ SmallDenseMap<SDValue, SDValue, 8> SoftenedFloats;
+
+ /// PromotedFloats - For floating point nodes that have a smaller precision
+ /// than the smallest supported precision, this map indicates what promoted
+ /// value to use.
+ SmallDenseMap<SDValue, SDValue, 8> PromotedFloats;
/// ExpandedFloats - For float nodes that need to be expanded this map
/// indicates which operands are the expanded version of the input.
- DenseMap<SDValue, std::pair<SDValue, SDValue> > ExpandedFloats;
+ SmallDenseMap<SDValue, std::pair<SDValue, SDValue>, 8> ExpandedFloats;
/// ScalarizedVectors - For nodes that are <1 x ty>, this map indicates the
/// scalar value of type 'ty' to use.
- DenseMap<SDValue, SDValue> ScalarizedVectors;
+ SmallDenseMap<SDValue, SDValue, 8> ScalarizedVectors;
/// SplitVectors - For nodes that need to be split this map indicates
/// which operands are the expanded version of the input.
- DenseMap<SDValue, std::pair<SDValue, SDValue> > SplitVectors;
+ SmallDenseMap<SDValue, std::pair<SDValue, SDValue>, 8> SplitVectors;
/// WidenedVectors - For vector nodes that need to be widened, indicates
/// the widened value to use.
- DenseMap<SDValue, SDValue> WidenedVectors;
+ SmallDenseMap<SDValue, SDValue, 8> WidenedVectors;
/// ReplacedValues - For values that have been replaced with another,
/// indicates the replacement value to use.
- DenseMap<SDValue, SDValue> ReplacedValues;
+ SmallDenseMap<SDValue, SDValue, 8> ReplacedValues;
/// Worklist - This defines a worklist of nodes to process. In order to be
/// pushed onto this worklist, all operands of a node must have already been
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!");
+ static_assert(MVT::LAST_VALUETYPE <= MVT::MAX_ALLOWED_VALUETYPE,
+ "Too many value types for ValueTypeActions to hold!");
}
/// run - This is the main entry point for the type legalizer. This does a
ReplacedValues[SDValue(Old, i)] = SDValue(New, i);
}
+ SelectionDAG &getDAG() const { return DAG; }
+
private:
SDNode *AnalyzeNewNode(SDNode *N);
void AnalyzeNewValue(SDValue &Val);
bool CustomLowerNode(SDNode *N, EVT VT, bool LegalizeResult);
bool CustomWidenLowerNode(SDNode *N, EVT VT);
- // DecomposeMERGE_VALUES takes a SDNode and returns the first
- // illegal value. All other results are replaced with the
- // corresponding input operand.
- SDValue DecomposeMERGE_VALUES(SDNode *N);
+ /// DisintegrateMERGE_VALUES - Replace each result of the given MERGE_VALUES
+ /// node with the corresponding input operand, except for the result 'ResNo',
+ /// for which the corresponding input operand is returned.
+ SDValue DisintegrateMERGE_VALUES(SDNode *N, unsigned ResNo);
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);
+ SDValue PromoteTargetBoolean(SDValue Bool, EVT ValVT);
+
+ /// Modify Bit Vector to match SetCC result type of ValVT.
+ /// The bit vector is widened with zeroes when WithZeroes is true.
+ SDValue WidenTargetBoolean(SDValue Bool, EVT ValVT, bool WithZeroes = false);
+
void ReplaceValueWith(SDValue From, SDValue To);
void SplitInteger(SDValue Op, SDValue &Lo, SDValue &Hi);
void SplitInteger(SDValue Op, EVT LoVT, EVT HiVT,
/// final size.
SDValue SExtPromotedInteger(SDValue Op) {
EVT OldVT = Op.getValueType();
- DebugLoc dl = Op.getDebugLoc();
+ SDLoc dl(Op);
Op = GetPromotedInteger(Op);
return DAG.getNode(ISD::SIGN_EXTEND_INREG, dl, Op.getValueType(), Op,
DAG.getValueType(OldVT));
/// final size.
SDValue ZExtPromotedInteger(SDValue Op) {
EVT OldVT = Op.getValueType();
- DebugLoc dl = Op.getDebugLoc();
+ SDLoc dl(Op);
Op = GetPromotedInteger(Op);
return DAG.getZeroExtendInReg(Op, dl, OldVT.getScalarType());
}
// Integer Result Promotion.
void PromoteIntegerResult(SDNode *N, unsigned ResNo);
- SDValue PromoteIntRes_MERGE_VALUES(SDNode *N);
+ SDValue PromoteIntRes_MERGE_VALUES(SDNode *N, unsigned ResNo);
SDValue PromoteIntRes_AssertSext(SDNode *N);
SDValue PromoteIntRes_AssertZext(SDNode *N);
+ SDValue PromoteIntRes_Atomic0(AtomicSDNode *N);
SDValue PromoteIntRes_Atomic1(AtomicSDNode *N);
- SDValue PromoteIntRes_Atomic2(AtomicSDNode *N);
+ SDValue PromoteIntRes_AtomicCmpSwap(AtomicSDNode *N, unsigned ResNo);
SDValue PromoteIntRes_EXTRACT_SUBVECTOR(SDNode *N);
SDValue PromoteIntRes_VECTOR_SHUFFLE(SDNode *N);
SDValue PromoteIntRes_BUILD_VECTOR(SDNode *N);
SDValue PromoteIntRes_SCALAR_TO_VECTOR(SDNode *N);
SDValue PromoteIntRes_INSERT_VECTOR_ELT(SDNode *N);
+ SDValue PromoteIntRes_CONCAT_VECTORS(SDNode *N);
SDValue PromoteIntRes_BITCAST(SDNode *N);
SDValue PromoteIntRes_BSWAP(SDNode *N);
+ SDValue PromoteIntRes_BITREVERSE(SDNode *N);
SDValue PromoteIntRes_BUILD_PAIR(SDNode *N);
SDValue PromoteIntRes_Constant(SDNode *N);
SDValue PromoteIntRes_CONVERT_RNDSAT(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_FP_TO_FP16(SDNode *N);
SDValue PromoteIntRes_INT_EXTEND(SDNode *N);
SDValue PromoteIntRes_LOAD(LoadSDNode *N);
+ SDValue PromoteIntRes_MLOAD(MaskedLoadSDNode *N);
+ SDValue PromoteIntRes_MGATHER(MaskedGatherSDNode *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_VSELECT(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_ZExtIntBinOp(SDNode *N);
+ SDValue PromoteIntRes_SExtIntBinOp(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);
// Integer Operand Promotion.
bool PromoteIntegerOperand(SDNode *N, unsigned OperandNo);
SDValue PromoteIntOp_ANY_EXTEND(SDNode *N);
+ SDValue PromoteIntOp_ATOMIC_STORE(AtomicSDNode *N);
SDValue PromoteIntOp_BITCAST(SDNode *N);
SDValue PromoteIntOp_BUILD_PAIR(SDNode *N);
SDValue PromoteIntOp_BR_CC(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_EXTRACT_ELEMENT(SDNode *N);
SDValue PromoteIntOp_EXTRACT_VECTOR_ELT(SDNode *N);
+ SDValue PromoteIntOp_EXTRACT_SUBVECTOR(SDNode *N);
SDValue PromoteIntOp_CONCAT_VECTORS(SDNode *N);
- 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_VSETCC(SDNode *N, unsigned OpNo);
SDValue PromoteIntOp_Shift(SDNode *N);
SDValue PromoteIntOp_SIGN_EXTEND(SDNode *N);
SDValue PromoteIntOp_SINT_TO_FP(SDNode *N);
SDValue PromoteIntOp_TRUNCATE(SDNode *N);
SDValue PromoteIntOp_UINT_TO_FP(SDNode *N);
SDValue PromoteIntOp_ZERO_EXTEND(SDNode *N);
+ SDValue PromoteIntOp_MSTORE(MaskedStoreSDNode *N, unsigned OpNo);
+ SDValue PromoteIntOp_MLOAD(MaskedLoadSDNode *N, unsigned OpNo);
+ SDValue PromoteIntOp_MSCATTER(MaskedScatterSDNode *N, unsigned OpNo);
+ SDValue PromoteIntOp_MGATHER(MaskedGatherSDNode *N, unsigned OpNo);
void PromoteSetCCOperands(SDValue &LHS,SDValue &RHS, ISD::CondCode Code);
// Integer Result Expansion.
void ExpandIntegerResult(SDNode *N, unsigned ResNo);
- void ExpandIntRes_MERGE_VALUES (SDNode *N, SDValue &Lo, SDValue &Hi);
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_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_READCYCLECOUNTER (SDNode *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_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_BITREVERSE (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_ATOMIC_LOAD (SDNode *N, SDValue &Lo, SDValue &Hi);
- void ExpandShiftByConstant(SDNode *N, unsigned Amt,
+ void ExpandShiftByConstant(SDNode *N, const APInt &Amt,
SDValue &Lo, SDValue &Hi);
bool ExpandShiftWithKnownAmountBit(SDNode *N, SDValue &Lo, SDValue &Hi);
bool ExpandShiftWithUnknownAmountBit(SDNode *N, SDValue &Lo, SDValue &Hi);
// Integer Operand Expansion.
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_SETCCE(SDNode *N);
SDValue ExpandIntOp_Shift(SDNode *N);
SDValue ExpandIntOp_SINT_TO_FP(SDNode *N);
SDValue ExpandIntOp_STORE(StoreSDNode *N, unsigned OpNo);
SDValue ExpandIntOp_ATOMIC_STORE(SDNode *N);
void IntegerExpandSetCCOperands(SDValue &NewLHS, SDValue &NewRHS,
- ISD::CondCode &CCCode, DebugLoc dl);
+ ISD::CondCode &CCCode, SDLoc dl);
//===--------------------------------------------------------------------===//
// Float to Integer Conversion Support: LegalizeFloatTypes.cpp
//===--------------------------------------------------------------------===//
- /// GetSoftenedFloat - Given a processed operand Op which was converted to an
- /// integer of the same size, this returns the integer. The integer contains
- /// exactly the same bits as Op - only the type changed. For example, if Op
- /// is an f32 which was softened to an i32, then this method returns an i32,
- /// the bits of which coincide with those of Op.
+ /// GetSoftenedFloat - Given an operand Op of Float type, returns the integer
+ /// if the Op is not supported in target HW and converted to the integer.
+ /// The integer contains exactly the same bits as Op - only the type changed.
+ /// For example, if Op is an f32 which was softened to an i32, then this method
+ /// returns an i32, the bits of which coincide with those of Op.
+ /// If the Op can be efficiently supported in target HW or the operand must
+ /// stay in a register, the Op is not converted to an integer.
+ /// In that case, the given op is returned.
SDValue GetSoftenedFloat(SDValue Op) {
SDValue &SoftenedOp = SoftenedFloats[Op];
+ if (!SoftenedOp.getNode() &&
+ isSimpleLegalType(Op.getValueType()))
+ return Op;
RemapValue(SoftenedOp);
assert(SoftenedOp.getNode() && "Operand wasn't converted to integer?");
return SoftenedOp;
}
void SetSoftenedFloat(SDValue Op, SDValue Result);
- // Result Float to Integer Conversion.
- void SoftenFloatResult(SDNode *N, unsigned OpNo);
- SDValue SoftenFloatRes_MERGE_VALUES(SDNode *N);
- SDValue SoftenFloatRes_BITCAST(SDNode *N);
+ // Call ReplaceValueWith(SDValue(N, ResNo), Res) if necessary.
+ void ReplaceSoftenFloatResult(SDNode *N, unsigned ResNo, SDValue &NewRes) {
+ // When the result type can be kept in HW registers, the converted
+ // NewRes node could have the same type. We can save the effort in
+ // cloning every user of N in SoftenFloatOperand or other legalization functions,
+ // by calling ReplaceValueWith here to update all users.
+ if (NewRes.getNode() != N && isLegalInHWReg(N->getValueType(ResNo)))
+ ReplaceValueWith(SDValue(N, ResNo), NewRes);
+ }
+
+ // Convert Float Results to Integer for Non-HW-supported Operations.
+ bool SoftenFloatResult(SDNode *N, unsigned ResNo);
+ SDValue SoftenFloatRes_MERGE_VALUES(SDNode *N, unsigned ResNo);
+ SDValue SoftenFloatRes_BITCAST(SDNode *N, unsigned ResNo);
SDValue SoftenFloatRes_BUILD_PAIR(SDNode *N);
- SDValue SoftenFloatRes_ConstantFP(ConstantFPSDNode *N);
+ SDValue SoftenFloatRes_ConstantFP(SDNode *N, unsigned ResNo);
SDValue SoftenFloatRes_EXTRACT_VECTOR_ELT(SDNode *N);
- SDValue SoftenFloatRes_FABS(SDNode *N);
+ SDValue SoftenFloatRes_FABS(SDNode *N, unsigned ResNo);
+ SDValue SoftenFloatRes_FMINNUM(SDNode *N);
+ SDValue SoftenFloatRes_FMAXNUM(SDNode *N);
SDValue SoftenFloatRes_FADD(SDNode *N);
SDValue SoftenFloatRes_FCEIL(SDNode *N);
- SDValue SoftenFloatRes_FCOPYSIGN(SDNode *N);
+ SDValue SoftenFloatRes_FCOPYSIGN(SDNode *N, unsigned ResNo);
SDValue SoftenFloatRes_FCOS(SDNode *N);
SDValue SoftenFloatRes_FDIV(SDNode *N);
SDValue SoftenFloatRes_FEXP(SDNode *N);
SDValue SoftenFloatRes_FMA(SDNode *N);
SDValue SoftenFloatRes_FMUL(SDNode *N);
SDValue SoftenFloatRes_FNEARBYINT(SDNode *N);
- SDValue SoftenFloatRes_FNEG(SDNode *N);
+ SDValue SoftenFloatRes_FNEG(SDNode *N, unsigned ResNo);
SDValue SoftenFloatRes_FP_EXTEND(SDNode *N);
- SDValue SoftenFloatRes_FP16_TO_FP32(SDNode *N);
+ SDValue SoftenFloatRes_FP16_TO_FP(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_FROUND(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_LOAD(SDNode *N, unsigned ResNo);
+ SDValue SoftenFloatRes_SELECT(SDNode *N, unsigned ResNo);
+ SDValue SoftenFloatRes_SELECT_CC(SDNode *N, unsigned ResNo);
SDValue SoftenFloatRes_UNDEF(SDNode *N);
SDValue SoftenFloatRes_VAARG(SDNode *N);
SDValue SoftenFloatRes_XINT_TO_FP(SDNode *N);
- // Operand Float to Integer Conversion.
+ // Return true if we can skip softening the given operand or SDNode because
+ // it was soften before by SoftenFloatResult and references to the operand
+ // were replaced by ReplaceValueWith.
+ bool CanSkipSoftenFloatOperand(SDNode *N, unsigned OpNo);
+
+ // Convert Float Operand to Integer for Non-HW-supported Operations.
bool SoftenFloatOperand(SDNode *N, unsigned OpNo);
SDValue SoftenFloatOp_BITCAST(SDNode *N);
SDValue SoftenFloatOp_BR_CC(SDNode *N);
+ SDValue SoftenFloatOp_FP_EXTEND(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_FP_TO_XINT(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);
-
//===--------------------------------------------------------------------===//
// Float Expansion Support: LegalizeFloatTypes.cpp
//===--------------------------------------------------------------------===//
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_FMINNUM (SDNode *N, SDValue &Lo, SDValue &Hi);
+ void ExpandFloatRes_FMAXNUM (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_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_FREM (SDNode *N, SDValue &Lo, SDValue &Hi);
void ExpandFloatRes_FRINT (SDNode *N, SDValue &Lo, SDValue &Hi);
+ void ExpandFloatRes_FROUND (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);
// Float Operand Expansion.
bool ExpandFloatOperand(SDNode *N, unsigned OperandNo);
SDValue ExpandFloatOp_BR_CC(SDNode *N);
+ SDValue ExpandFloatOp_FCOPYSIGN(SDNode *N);
SDValue ExpandFloatOp_FP_ROUND(SDNode *N);
SDValue ExpandFloatOp_FP_TO_SINT(SDNode *N);
SDValue ExpandFloatOp_FP_TO_UINT(SDNode *N);
SDValue ExpandFloatOp_STORE(SDNode *N, unsigned OpNo);
void FloatExpandSetCCOperands(SDValue &NewLHS, SDValue &NewRHS,
- ISD::CondCode &CCCode, DebugLoc dl);
+ ISD::CondCode &CCCode, SDLoc dl);
+
+
+ //===--------------------------------------------------------------------===//
+ // Float promotion support: LegalizeFloatTypes.cpp
+ //===--------------------------------------------------------------------===//
+
+ SDValue GetPromotedFloat(SDValue Op) {
+ SDValue &PromotedOp = PromotedFloats[Op];
+ RemapValue(PromotedOp);
+ assert(PromotedOp.getNode() && "Operand wasn't promoted?");
+ return PromotedOp;
+ }
+ void SetPromotedFloat(SDValue Op, SDValue Result);
+
+ void PromoteFloatResult(SDNode *N, unsigned ResNo);
+ SDValue PromoteFloatRes_BITCAST(SDNode *N);
+ SDValue PromoteFloatRes_BinOp(SDNode *N);
+ SDValue PromoteFloatRes_ConstantFP(SDNode *N);
+ SDValue PromoteFloatRes_EXTRACT_VECTOR_ELT(SDNode *N);
+ SDValue PromoteFloatRes_FCOPYSIGN(SDNode *N);
+ SDValue PromoteFloatRes_FMAD(SDNode *N);
+ SDValue PromoteFloatRes_FPOWI(SDNode *N);
+ SDValue PromoteFloatRes_FP_ROUND(SDNode *N);
+ SDValue PromoteFloatRes_LOAD(SDNode *N);
+ SDValue PromoteFloatRes_SELECT(SDNode *N);
+ SDValue PromoteFloatRes_SELECT_CC(SDNode *N);
+ SDValue PromoteFloatRes_UnaryOp(SDNode *N);
+ SDValue PromoteFloatRes_UNDEF(SDNode *N);
+ SDValue PromoteFloatRes_XINT_TO_FP(SDNode *N);
+
+ bool PromoteFloatOperand(SDNode *N, unsigned ResNo);
+ SDValue PromoteFloatOp_BITCAST(SDNode *N, unsigned OpNo);
+ SDValue PromoteFloatOp_FCOPYSIGN(SDNode *N, unsigned OpNo);
+ SDValue PromoteFloatOp_FP_EXTEND(SDNode *N, unsigned OpNo);
+ SDValue PromoteFloatOp_FP_TO_XINT(SDNode *N, unsigned OpNo);
+ SDValue PromoteFloatOp_STORE(SDNode *N, unsigned OpNo);
+ SDValue PromoteFloatOp_SELECT_CC(SDNode *N, unsigned OpNo);
+ SDValue PromoteFloatOp_SETCC(SDNode *N, unsigned OpNo);
//===--------------------------------------------------------------------===//
// Scalarization Support: LegalizeVectorTypes.cpp
// Vector Result Scalarization: <1 x ty> -> ty.
void ScalarizeVectorResult(SDNode *N, unsigned OpNo);
- SDValue ScalarizeVecRes_MERGE_VALUES(SDNode *N);
+ SDValue ScalarizeVecRes_MERGE_VALUES(SDNode *N, unsigned ResNo);
SDValue ScalarizeVecRes_BinOp(SDNode *N);
+ SDValue ScalarizeVecRes_TernaryOp(SDNode *N);
SDValue ScalarizeVecRes_UnaryOp(SDNode *N);
SDValue ScalarizeVecRes_InregOp(SDNode *N);
SDValue ScalarizeVecRes_BITCAST(SDNode *N);
+ SDValue ScalarizeVecRes_BUILD_VECTOR(SDNode *N);
SDValue ScalarizeVecRes_CONVERT_RNDSAT(SDNode *N);
SDValue ScalarizeVecRes_EXTRACT_SUBVECTOR(SDNode *N);
SDValue ScalarizeVecRes_FP_ROUND(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_VSELECT(SDNode *N);
SDValue ScalarizeVecRes_SELECT(SDNode *N);
SDValue ScalarizeVecRes_SELECT_CC(SDNode *N);
SDValue ScalarizeVecRes_SETCC(SDNode *N);
// Vector Operand Scalarization: <1 x ty> -> ty.
bool ScalarizeVectorOperand(SDNode *N, unsigned OpNo);
SDValue ScalarizeVecOp_BITCAST(SDNode *N);
+ SDValue ScalarizeVecOp_UnaryOp(SDNode *N);
SDValue ScalarizeVecOp_CONCAT_VECTORS(SDNode *N);
SDValue ScalarizeVecOp_EXTRACT_VECTOR_ELT(SDNode *N);
+ SDValue ScalarizeVecOp_VSELECT(SDNode *N);
SDValue ScalarizeVecOp_STORE(StoreSDNode *N, unsigned OpNo);
+ SDValue ScalarizeVecOp_FP_ROUND(SDNode *N, unsigned OpNo);
//===--------------------------------------------------------------------===//
// Vector Splitting Support: LegalizeVectorTypes.cpp
// Vector Result Splitting: <128 x ty> -> 2 x <64 x ty>.
void SplitVectorResult(SDNode *N, unsigned OpNo);
void SplitVecRes_BinOp(SDNode *N, SDValue &Lo, SDValue &Hi);
+ void SplitVecRes_TernaryOp(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_UnaryOp(SDNode *N, SDValue &Lo, SDValue &Hi);
+ void SplitVecRes_ExtendOp(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_INSERT_SUBVECTOR(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_FPOWI(SDNode *N, SDValue &Lo, SDValue &Hi);
+ void SplitVecRes_FCOPYSIGN(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_MLOAD(MaskedLoadSDNode *N, SDValue &Lo, SDValue &Hi);
+ void SplitVecRes_MGATHER(MaskedGatherSDNode *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);
// Vector Operand Splitting: <128 x ty> -> 2 x <64 x ty>.
bool SplitVectorOperand(SDNode *N, unsigned OpNo);
+ SDValue SplitVecOp_VSELECT(SDNode *N, unsigned OpNo);
SDValue SplitVecOp_UnaryOp(SDNode *N);
+ SDValue SplitVecOp_TruncateHelper(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_MSTORE(MaskedStoreSDNode *N, unsigned OpNo);
+ SDValue SplitVecOp_MSCATTER(MaskedScatterSDNode *N, unsigned OpNo);
+ SDValue SplitVecOp_MGATHER(MaskedGatherSDNode *N, unsigned OpNo);
SDValue SplitVecOp_CONCAT_VECTORS(SDNode *N);
SDValue SplitVecOp_VSETCC(SDNode *N);
SDValue SplitVecOp_FP_ROUND(SDNode *N);
+ SDValue SplitVecOp_FCOPYSIGN(SDNode *N);
//===--------------------------------------------------------------------===//
// Vector Widening Support: LegalizeVectorTypes.cpp
// Widen Vector Result Promotion.
void WidenVectorResult(SDNode *N, unsigned ResNo);
- SDValue WidenVecRes_MERGE_VALUES(SDNode* N);
+ SDValue WidenVecRes_MERGE_VALUES(SDNode* N, unsigned ResNo);
SDValue WidenVecRes_BITCAST(SDNode* N);
SDValue WidenVecRes_BUILD_VECTOR(SDNode* N);
SDValue WidenVecRes_CONCAT_VECTORS(SDNode* N);
SDValue WidenVecRes_EXTRACT_SUBVECTOR(SDNode* N);
SDValue WidenVecRes_INSERT_VECTOR_ELT(SDNode* N);
SDValue WidenVecRes_LOAD(SDNode* N);
+ SDValue WidenVecRes_MLOAD(MaskedLoadSDNode* N);
+ SDValue WidenVecRes_MGATHER(MaskedGatherSDNode* 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_VECTOR_SHUFFLE(ShuffleVectorSDNode *N);
SDValue WidenVecRes_VSETCC(SDNode* N);
+ SDValue WidenVecRes_Ternary(SDNode *N);
SDValue WidenVecRes_Binary(SDNode *N);
+ SDValue WidenVecRes_BinaryCanTrap(SDNode *N);
SDValue WidenVecRes_Convert(SDNode *N);
+ SDValue WidenVecRes_FCOPYSIGN(SDNode *N);
SDValue WidenVecRes_POWI(SDNode *N);
SDValue WidenVecRes_Shift(SDNode *N);
SDValue WidenVecRes_Unary(SDNode *N);
SDValue WidenVecRes_InregOp(SDNode *N);
// Widen Vector Operand.
- bool WidenVectorOperand(SDNode *N, unsigned ResNo);
+ bool WidenVectorOperand(SDNode *N, unsigned OpNo);
SDValue WidenVecOp_BITCAST(SDNode *N);
SDValue WidenVecOp_CONCAT_VECTORS(SDNode *N);
+ SDValue WidenVecOp_EXTEND(SDNode *N);
SDValue WidenVecOp_EXTRACT_VECTOR_ELT(SDNode *N);
SDValue WidenVecOp_EXTRACT_SUBVECTOR(SDNode *N);
SDValue WidenVecOp_STORE(SDNode* N);
+ SDValue WidenVecOp_MSTORE(SDNode* N, unsigned OpNo);
+ SDValue WidenVecOp_MSCATTER(SDNode* N, unsigned OpNo);
+ SDValue WidenVecOp_SETCC(SDNode* N);
SDValue WidenVecOp_Convert(SDNode *N);
+ SDValue WidenVecOp_FCOPYSIGN(SDNode *N);
//===--------------------------------------------------------------------===//
// Vector Widening Utilities Support: LegalizeVectorTypes.cpp
/// loads to load a vector with a resulting wider type. It takes
/// LdChain: list of chains for the load to be generated.
/// Ld: load to widen
- SDValue GenWidenVectorLoads(SmallVector<SDValue, 16>& LdChain,
+ SDValue GenWidenVectorLoads(SmallVectorImpl<SDValue> &LdChain,
LoadSDNode *LD);
/// GenWidenVectorExtLoads - Helper function to generate a set of extension
/// LdChain: list of chains for the load to be generated.
/// Ld: load to widen
/// ExtType: extension element type
- SDValue GenWidenVectorExtLoads(SmallVector<SDValue, 16>& LdChain,
+ SDValue GenWidenVectorExtLoads(SmallVectorImpl<SDValue> &LdChain,
LoadSDNode *LD, ISD::LoadExtType ExtType);
/// Helper genWidenVectorStores - Helper function to generate a set of
- /// stores to store a widen vector into non widen memory
+ /// stores to store a widen vector into non-widen memory
/// StChain: list of chains for the stores we have generated
/// ST: store of a widen value
- void GenWidenVectorStores(SmallVector<SDValue, 16>& StChain, StoreSDNode *ST);
+ void GenWidenVectorStores(SmallVectorImpl<SDValue> &StChain, StoreSDNode *ST);
/// Helper genWidenVectorTruncStores - Helper function to generate a set of
- /// stores to store a truncate widen vector into non widen memory
+ /// stores to store a truncate widen vector into non-widen memory
/// StChain: list of chains for the stores we have generated
/// ST: store of a widen value
- void GenWidenVectorTruncStores(SmallVector<SDValue, 16>& StChain,
+ void GenWidenVectorTruncStores(SmallVectorImpl<SDValue> &StChain,
StoreSDNode *ST);
/// Modifies a vector input (widen or narrows) to a vector of NVT. The
/// input vector must have the same element type as NVT.
- SDValue ModifyToType(SDValue InOp, EVT WidenVT);
-
+ /// When FillWithZeroes is "on" the vector will be widened with
+ /// zeroes.
+ /// By default, the vector will be widened with undefined values.
+ SDValue ModifyToType(SDValue InOp, EVT NVT, bool FillWithZeroes = false);
//===--------------------------------------------------------------------===//
// Generic Splitting: LegalizeTypesGeneric.cpp
GetExpandedFloat(Op, Lo, Hi);
}
- /// GetSplitDestVTs - Compute the VTs needed for the low/hi parts of a type
- /// which is split (or expanded) into two not necessarily identical pieces.
- void GetSplitDestVTs(EVT InVT, EVT &LoVT, EVT &HiVT);
-
/// GetPairElements - Use ISD::EXTRACT_ELEMENT nodes to extract the low and
/// high parts of the given value.
void GetPairElements(SDValue Pair, SDValue &Lo, SDValue &Hi);
// Generic Result Splitting.
- void SplitRes_MERGE_VALUES(SDNode *N, SDValue &Lo, SDValue &Hi);
+ void SplitRes_MERGE_VALUES(SDNode *N, unsigned ResNo,
+ 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);
GetExpandedFloat(Op, Lo, Hi);
}
+
+ /// This function will split the integer \p Op into \p NumElements
+ /// operations of type \p EltVT and store them in \p Ops.
+ void IntegerToVector(SDValue Op, unsigned NumElements,
+ SmallVectorImpl<SDValue> &Ops, EVT EltVT);
+
// Generic Result Expansion.
- void ExpandRes_MERGE_VALUES (SDNode *N, SDValue &Lo, SDValue &Hi);
+ void ExpandRes_MERGE_VALUES (SDNode *N, unsigned ResNo,
+ SDValue &Lo, SDValue &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);
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