SoftenFloat, // Convert this float type to a same size integer type.
ExpandFloat, // Split this float type into two of half the size.
ScalarizeVector, // Replace this one-element vector with its element type.
- SplitVector, // This vector type should be split into smaller vectors.
+ SplitVector, // Split this vector type into two of half the size.
WidenVector // This vector type should be widened into a larger vector.
};
TargetLowering::ValueTypeActionImpl ValueTypeActions;
/// getTypeAction - Return how we should legalize values of this type.
- LegalizeAction getTypeAction(MVT VT) const {
- switch (ValueTypeActions.getTypeAction(VT)) {
+ LegalizeAction getTypeAction(EVT VT) const {
+ switch (ValueTypeActions.getTypeAction(*DAG.getContext(), VT)) {
default:
assert(false && "Unknown legalize action!");
case TargetLowering::Legal:
if (VT.isInteger())
return ExpandInteger;
else if (VT.getSizeInBits() ==
- TLI.getTypeToTransformTo(VT).getSizeInBits())
+ TLI.getTypeToTransformTo(*DAG.getContext(), VT).getSizeInBits())
return SoftenFloat;
else
return ExpandFloat;
}
/// isTypeLegal - Return true if this type is legal on this target.
- bool isTypeLegal(MVT VT) const {
- return ValueTypeActions.getTypeAction(VT) == TargetLowering::Legal;
+ bool isTypeLegal(EVT VT) const {
+ return (ValueTypeActions.getTypeAction(*DAG.getContext(), VT) ==
+ TargetLowering::Legal);
}
/// IgnoreNodeResults - Pretend all of this node's results are legal.
- /// FIXME: Remove once PR2957 is done.
bool IgnoreNodeResults(SDNode *N) const {
- return N->getOpcode() == ISD::TargetConstant ||
- IgnoredNodesResultsSet.count(N);
+ return N->getOpcode() == ISD::TargetConstant;
}
- /// IgnoredNode - Set of nodes whose result don't need to be legal.
- /// FIXME: Remove once PR2957 is done.
- DenseSet<SDNode*> IgnoredNodesResultsSet;
-
/// PromotedIntegers - For integer nodes that are below legal width, this map
/// indicates what promoted value to use.
DenseMap<SDValue, SDValue> PromotedIntegers;
explicit DAGTypeLegalizer(SelectionDAG &dag)
: TLI(dag.getTargetLoweringInfo()), DAG(dag),
ValueTypeActions(TLI.getValueTypeActions()) {
- assert(MVT::LAST_VALUETYPE <= 32 &&
+ assert(MVT::LAST_VALUETYPE <= MVT::MAX_ALLOWED_VALUETYPE &&
"Too many value types for ValueTypeActions to hold!");
}
// Common routines.
SDValue BitConvertToInteger(SDValue Op);
- SDValue CreateStackStoreLoad(SDValue Op, MVT DestVT);
- bool CustomLowerResults(SDNode *N, MVT VT, bool LegalizeResult);
- SDValue GetVectorElementPointer(SDValue VecPtr, MVT EltVT, SDValue Index);
+ 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, MVT RetVT,
+ SDValue MakeLibCall(RTLIB::Libcall LC, EVT RetVT,
const SDValue *Ops, unsigned NumOps, bool isSigned,
DebugLoc dl);
- SDValue PromoteTargetBoolean(SDValue Bool, MVT VT);
+ SDValue PromoteTargetBoolean(SDValue Bool, EVT VT);
void ReplaceValueWith(SDValue From, SDValue To);
- void ReplaceValueWithHelper(SDValue From, SDValue To);
- void SetIgnoredNodeResult(SDNode* N);
void SplitInteger(SDValue Op, SDValue &Lo, SDValue &Hi);
- void SplitInteger(SDValue Op, MVT LoVT, MVT HiVT,
+ void SplitInteger(SDValue Op, EVT LoVT, EVT HiVT,
SDValue &Lo, SDValue &Hi);
//===--------------------------------------------------------------------===//
/// SExtPromotedInteger - Get a promoted operand and sign extend it to the
/// final size.
SDValue SExtPromotedInteger(SDValue Op) {
- MVT OldVT = Op.getValueType();
+ EVT OldVT = Op.getValueType();
DebugLoc dl = Op.getDebugLoc();
Op = GetPromotedInteger(Op);
return DAG.getNode(ISD::SIGN_EXTEND_INREG, dl, Op.getValueType(), Op,
/// ZExtPromotedInteger - Get a promoted operand and zero extend it to the
/// final size.
SDValue ZExtPromotedInteger(SDValue Op) {
- MVT OldVT = Op.getValueType();
+ EVT OldVT = Op.getValueType();
DebugLoc dl = Op.getDebugLoc();
Op = GetPromotedInteger(Op);
return DAG.getZeroExtendInReg(Op, dl, OldVT);
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);
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);
// Integer Operand Expansion.
bool ExpandIntegerOperand(SDNode *N, unsigned OperandNo);
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 SoftenFloatRes_BIT_CONVERT(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_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_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);
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 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);
// Vector Result Scalarization: <1 x ty> -> ty.
void ScalarizeVectorResult(SDNode *N, unsigned OpNo);
SDValue ScalarizeVecRes_BinOp(SDNode *N);
- SDValue ScalarizeVecRes_ShiftOp(SDNode *N);
SDValue ScalarizeVecRes_UnaryOp(SDNode *N);
+ SDValue ScalarizeVecRes_InregOp(SDNode *N);
SDValue ScalarizeVecRes_BIT_CONVERT(SDNode *N);
SDValue ScalarizeVecRes_CONVERT_RNDSAT(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);
// Vector Splitting Support: LegalizeVectorTypes.cpp
//===--------------------------------------------------------------------===//
- /// GetSplitVector - Given a processed vector Op which was split into smaller
- /// vectors, this method returns the smaller vectors. The first elements of
+ /// GetSplitVector - Given a processed vector Op which was split into vectors
+ /// of half the size, this method returns the halves. The first elements of
/// Op coincide with the elements of Lo; the remaining elements of Op coincide
/// with the elements of Hi: Op is what you would get by concatenating Lo and
/// Hi. For example, if Op is a v8i32 that was split into two v4i32's, then
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_BIT_CONVERT(SDNode *N, SDValue &Lo, SDValue &Hi);
void SplitVecRes_BUILD_PAIR(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(SDNode *N, SDValue &Lo, SDValue &Hi);
- void SplitVecRes_VSETCC(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_EXTRACT_SUBVECTOR(SDNode *N);
SDValue SplitVecOp_EXTRACT_VECTOR_ELT(SDNode *N);
SDValue SplitVecOp_STORE(StoreSDNode *N, unsigned OpNo);
- SDValue SplitVecOp_VECTOR_SHUFFLE(SDNode *N, unsigned OpNo);
//===--------------------------------------------------------------------===//
// Vector Widening Support: LegalizeVectorTypes.cpp
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(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_Shift(SDNode *N);
SDValue WidenVecRes_Unary(SDNode *N);
+ SDValue WidenVecRes_InregOp(SDNode *N);
// Widen Vector Operand.
bool WidenVectorOperand(SDNode *N, unsigned ResNo);
SDValue WidenVecOp_BIT_CONVERT(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);
// Vector Widening Utilities Support: LegalizeVectorTypes.cpp
//===--------------------------------------------------------------------===//
- /// Helper genWidenVectorLoads - Helper function to generate a set of
+ /// Helper GenWidenVectorLoads - Helper function to generate a set of
/// loads to load a vector with a resulting wider type. It takes
- /// ExtType: Extension type
- /// LdChain: list of chains for the load we have generated.
- /// Chain: incoming chain for the ld vector.
- /// BasePtr: base pointer to load from.
- /// SV: memory disambiguation source value.
- /// SVOffset: memory disambiugation offset.
- /// Alignment: alignment of the memory.
- /// isVolatile: volatile load.
- /// LdWidth: width of memory that we want to load.
- /// ResType: the wider result result type for the resulting vector.
- /// dl: DebugLoc to be applied to new nodes
- SDValue GenWidenVectorLoads(SmallVector<SDValue, 16>& LdChain, SDValue Chain,
- SDValue BasePtr, const Value *SV,
- int SVOffset, unsigned Alignment,
- bool isVolatile, unsigned LdWidth,
- MVT ResType, DebugLoc dl);
+ /// LdChain: list of chains for the load to be generated.
+ /// Ld: load to widen
+ SDValue GenWidenVectorLoads(SmallVector<SDValue, 16>& LdChain,
+ LoadSDNode *LD);
+
+ /// GenWidenVectorExtLoads - Helper function to generate a set of extension
+ /// loads to load a ector with a resulting wider type. It takes
+ /// LdChain: list of chains for the load to be generated.
+ /// Ld: load to widen
+ /// ExtType: extension element type
+ SDValue GenWidenVectorExtLoads(SmallVector<SDValue, 16>& 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
- /// It takes
/// StChain: list of chains for the stores we have generated
- /// Chain: incoming chain for the ld vector
- /// BasePtr: base pointer to load from
- /// SV: memory disambiguation source value
- /// SVOffset: memory disambiugation offset
- /// Alignment: alignment of the memory
- /// isVolatile: volatile lod
- /// ValOp: value to store
- /// StWidth: width of memory that we want to store
- /// dl: DebugLoc to be applied to new nodes
- void GenWidenVectorStores(SmallVector<SDValue, 16>& StChain, SDValue Chain,
- SDValue BasePtr, const Value *SV,
- int SVOffset, unsigned Alignment,
- bool isVolatile, SDValue ValOp,
- unsigned StWidth, DebugLoc dl);
+ /// ST: store of a widen value
+ void GenWidenVectorStores(SmallVector<SDValue, 16>& StChain, StoreSDNode *ST);
+
+ /// Helper genWidenVectorTruncStores - Helper function to generate a set of
+ /// 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,
+ 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, MVT WidenVT);
+ SDValue ModifyToType(SDValue InOp, EVT WidenVT);
//===--------------------------------------------------------------------===//
/// 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(MVT InVT, MVT &LoVT, MVT &HiVT);
+ 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);
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