mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-07-22 09:29:31 +00:00
eliminate a bunch of pointless LLVMContext arguments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95001 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
parent
a419b56d89
commit
b29d596072
@ -104,8 +104,7 @@ public:
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/// type, returns the elements of the vector in the specified smallvector.
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/// This handles breaking down a vector undef into undef elements, etc. For
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/// constant exprs and other cases we can't handle, we return an empty vector.
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void getVectorElements(LLVMContext &Context,
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SmallVectorImpl<Constant*> &Elts) const;
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void getVectorElements(SmallVectorImpl<Constant*> &Elts) const;
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/// destroyConstant - Called if some element of this constant is no longer
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/// valid. At this point only other constants may be on the use_list for this
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@ -2317,8 +2317,7 @@ void SelectionDAGBuilder::visitShuffleVector(User &I) {
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// Convert the ConstantVector mask operand into an array of ints, with -1
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// representing undef values.
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SmallVector<Constant*, 8> MaskElts;
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cast<Constant>(I.getOperand(2))->getVectorElements(*DAG.getContext(),
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MaskElts);
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cast<Constant>(I.getOperand(2))->getVectorElements(MaskElts);
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unsigned MaskNumElts = MaskElts.size();
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for (unsigned i = 0; i != MaskNumElts; ++i) {
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if (isa<UndefValue>(MaskElts[i]))
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@ -24,7 +24,6 @@
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#include "llvm/Function.h"
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#include "llvm/GlobalAlias.h"
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#include "llvm/GlobalVariable.h"
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#include "llvm/LLVMContext.h"
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#include "llvm/ADT/SmallVector.h"
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#include "llvm/Support/Compiler.h"
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#include "llvm/Support/ErrorHandling.h"
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@ -41,7 +40,7 @@ using namespace llvm;
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/// BitCastConstantVector - Convert the specified ConstantVector node to the
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/// specified vector type. At this point, we know that the elements of the
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/// input vector constant are all simple integer or FP values.
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static Constant *BitCastConstantVector(LLVMContext &Context, ConstantVector *CV,
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static Constant *BitCastConstantVector(ConstantVector *CV,
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const VectorType *DstTy) {
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// If this cast changes element count then we can't handle it here:
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// doing so requires endianness information. This should be handled by
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@ -91,8 +90,7 @@ foldConstantCastPair(
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Type::getInt64Ty(DstTy->getContext()));
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}
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static Constant *FoldBitCast(LLVMContext &Context,
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Constant *V, const Type *DestTy) {
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static Constant *FoldBitCast(Constant *V, const Type *DestTy) {
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const Type *SrcTy = V->getType();
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if (SrcTy == DestTy)
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return V; // no-op cast
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@ -103,7 +101,8 @@ static Constant *FoldBitCast(LLVMContext &Context,
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if (const PointerType *DPTy = dyn_cast<PointerType>(DestTy))
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if (PTy->getAddressSpace() == DPTy->getAddressSpace()) {
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SmallVector<Value*, 8> IdxList;
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Value *Zero = Constant::getNullValue(Type::getInt32Ty(Context));
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Value *Zero =
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Constant::getNullValue(Type::getInt32Ty(DPTy->getContext()));
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IdxList.push_back(Zero);
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const Type *ElTy = PTy->getElementType();
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while (ElTy != DPTy->getElementType()) {
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@ -139,15 +138,14 @@ static Constant *FoldBitCast(LLVMContext &Context,
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return Constant::getNullValue(DestTy);
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if (ConstantVector *CV = dyn_cast<ConstantVector>(V))
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return BitCastConstantVector(Context, CV, DestPTy);
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return BitCastConstantVector(CV, DestPTy);
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}
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// Canonicalize scalar-to-vector bitcasts into vector-to-vector bitcasts
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// This allows for other simplifications (although some of them
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// can only be handled by Analysis/ConstantFolding.cpp).
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if (isa<ConstantInt>(V) || isa<ConstantFP>(V))
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return ConstantExpr::getBitCast(
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ConstantVector::get(&V, 1), DestPTy);
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return ConstantExpr::getBitCast(ConstantVector::get(&V, 1), DestPTy);
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}
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// Finally, implement bitcast folding now. The code below doesn't handle
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@ -163,17 +161,18 @@ static Constant *FoldBitCast(LLVMContext &Context,
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return V;
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if (DestTy->isFloatingPoint())
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return ConstantFP::get(Context, APFloat(CI->getValue(),
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DestTy != Type::getPPC_FP128Ty(Context)));
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return ConstantFP::get(DestTy->getContext(),
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APFloat(CI->getValue(),
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!DestTy->isPPC_FP128Ty()));
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// Otherwise, can't fold this (vector?)
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return 0;
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}
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// Handle ConstantFP input.
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// Handle ConstantFP input: FP -> Integral.
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if (ConstantFP *FP = dyn_cast<ConstantFP>(V))
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// FP -> Integral.
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return ConstantInt::get(Context, FP->getValueAPF().bitcastToAPInt());
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return ConstantInt::get(FP->getContext(),
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FP->getValueAPF().bitcastToAPInt());
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return 0;
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}
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@ -434,8 +433,7 @@ static Constant *getFoldedOffsetOf(const Type *Ty, Constant *FieldNo,
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return C;
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}
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Constant *llvm::ConstantFoldCastInstruction(LLVMContext &Context,
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unsigned opc, Constant *V,
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Constant *llvm::ConstantFoldCastInstruction(unsigned opc, Constant *V,
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const Type *DestTy) {
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if (isa<UndefValue>(V)) {
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// zext(undef) = 0, because the top bits will be zero.
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@ -504,7 +502,7 @@ Constant *llvm::ConstantFoldCastInstruction(LLVMContext &Context,
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DestTy->isFP128Ty() ? APFloat::IEEEquad :
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APFloat::Bogus,
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APFloat::rmNearestTiesToEven, &ignored);
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return ConstantFP::get(Context, Val);
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return ConstantFP::get(V->getContext(), Val);
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}
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return 0; // Can't fold.
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case Instruction::FPToUI:
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@ -517,7 +515,7 @@ Constant *llvm::ConstantFoldCastInstruction(LLVMContext &Context,
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(void) V.convertToInteger(x, DestBitWidth, opc==Instruction::FPToSI,
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APFloat::rmTowardZero, &ignored);
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APInt Val(DestBitWidth, 2, x);
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return ConstantInt::get(Context, Val);
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return ConstantInt::get(FPC->getContext(), Val);
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}
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return 0; // Can't fold.
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case Instruction::IntToPtr: //always treated as unsigned
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@ -593,7 +591,7 @@ Constant *llvm::ConstantFoldCastInstruction(LLVMContext &Context,
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(void)apf.convertFromAPInt(api,
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opc==Instruction::SIToFP,
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APFloat::rmNearestTiesToEven);
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return ConstantFP::get(Context, apf);
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return ConstantFP::get(V->getContext(), apf);
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}
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return 0;
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case Instruction::ZExt:
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@ -601,7 +599,7 @@ Constant *llvm::ConstantFoldCastInstruction(LLVMContext &Context,
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uint32_t BitWidth = cast<IntegerType>(DestTy)->getBitWidth();
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APInt Result(CI->getValue());
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Result.zext(BitWidth);
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return ConstantInt::get(Context, Result);
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return ConstantInt::get(V->getContext(), Result);
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}
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return 0;
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case Instruction::SExt:
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@ -609,7 +607,7 @@ Constant *llvm::ConstantFoldCastInstruction(LLVMContext &Context,
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uint32_t BitWidth = cast<IntegerType>(DestTy)->getBitWidth();
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APInt Result(CI->getValue());
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Result.sext(BitWidth);
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return ConstantInt::get(Context, Result);
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return ConstantInt::get(V->getContext(), Result);
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}
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return 0;
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case Instruction::Trunc: {
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@ -617,7 +615,7 @@ Constant *llvm::ConstantFoldCastInstruction(LLVMContext &Context,
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if (ConstantInt *CI = dyn_cast<ConstantInt>(V)) {
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APInt Result(CI->getValue());
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Result.trunc(DestBitWidth);
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return ConstantInt::get(Context, Result);
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return ConstantInt::get(V->getContext(), Result);
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}
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// The input must be a constantexpr. See if we can simplify this based on
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@ -631,12 +629,11 @@ Constant *llvm::ConstantFoldCastInstruction(LLVMContext &Context,
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return 0;
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}
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case Instruction::BitCast:
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return FoldBitCast(Context, V, DestTy);
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return FoldBitCast(V, DestTy);
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}
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}
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Constant *llvm::ConstantFoldSelectInstruction(LLVMContext&,
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Constant *Cond,
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Constant *llvm::ConstantFoldSelectInstruction(Constant *Cond,
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Constant *V1, Constant *V2) {
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if (ConstantInt *CB = dyn_cast<ConstantInt>(Cond))
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return CB->getZExtValue() ? V1 : V2;
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@ -648,8 +645,7 @@ Constant *llvm::ConstantFoldSelectInstruction(LLVMContext&,
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return 0;
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}
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Constant *llvm::ConstantFoldExtractElementInstruction(LLVMContext &Context,
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Constant *Val,
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Constant *llvm::ConstantFoldExtractElementInstruction(Constant *Val,
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Constant *Idx) {
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if (isa<UndefValue>(Val)) // ee(undef, x) -> undef
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return UndefValue::get(cast<VectorType>(Val->getType())->getElementType());
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@ -668,8 +664,7 @@ Constant *llvm::ConstantFoldExtractElementInstruction(LLVMContext &Context,
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return 0;
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}
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Constant *llvm::ConstantFoldInsertElementInstruction(LLVMContext &Context,
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Constant *Val,
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Constant *llvm::ConstantFoldInsertElementInstruction(Constant *Val,
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Constant *Elt,
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Constant *Idx) {
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ConstantInt *CIdx = dyn_cast<ConstantInt>(Idx);
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@ -728,8 +723,7 @@ Constant *llvm::ConstantFoldInsertElementInstruction(LLVMContext &Context,
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/// GetVectorElement - If C is a ConstantVector, ConstantAggregateZero or Undef
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/// return the specified element value. Otherwise return null.
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static Constant *GetVectorElement(LLVMContext &Context, Constant *C,
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unsigned EltNo) {
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static Constant *GetVectorElement(Constant *C, unsigned EltNo) {
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if (ConstantVector *CV = dyn_cast<ConstantVector>(C))
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return CV->getOperand(EltNo);
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@ -741,8 +735,7 @@ static Constant *GetVectorElement(LLVMContext &Context, Constant *C,
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return 0;
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}
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Constant *llvm::ConstantFoldShuffleVectorInstruction(LLVMContext &Context,
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Constant *V1,
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Constant *llvm::ConstantFoldShuffleVectorInstruction(Constant *V1,
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Constant *V2,
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Constant *Mask) {
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// Undefined shuffle mask -> undefined value.
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@ -755,7 +748,7 @@ Constant *llvm::ConstantFoldShuffleVectorInstruction(LLVMContext &Context,
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// Loop over the shuffle mask, evaluating each element.
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SmallVector<Constant*, 32> Result;
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for (unsigned i = 0; i != MaskNumElts; ++i) {
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Constant *InElt = GetVectorElement(Context, Mask, i);
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Constant *InElt = GetVectorElement(Mask, i);
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if (InElt == 0) return 0;
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if (isa<UndefValue>(InElt))
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@ -765,9 +758,9 @@ Constant *llvm::ConstantFoldShuffleVectorInstruction(LLVMContext &Context,
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if (Elt >= SrcNumElts*2)
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InElt = UndefValue::get(EltTy);
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else if (Elt >= SrcNumElts)
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InElt = GetVectorElement(Context, V2, Elt - SrcNumElts);
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InElt = GetVectorElement(V2, Elt - SrcNumElts);
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else
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InElt = GetVectorElement(Context, V1, Elt);
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InElt = GetVectorElement(V1, Elt);
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if (InElt == 0) return 0;
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} else {
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// Unknown value.
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@ -779,8 +772,7 @@ Constant *llvm::ConstantFoldShuffleVectorInstruction(LLVMContext &Context,
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return ConstantVector::get(&Result[0], Result.size());
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}
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Constant *llvm::ConstantFoldExtractValueInstruction(LLVMContext &Context,
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Constant *Agg,
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Constant *llvm::ConstantFoldExtractValueInstruction(Constant *Agg,
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const unsigned *Idxs,
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unsigned NumIdx) {
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// Base case: no indices, so return the entire value.
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@ -800,19 +792,18 @@ Constant *llvm::ConstantFoldExtractValueInstruction(LLVMContext &Context,
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// Otherwise recurse.
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if (ConstantStruct *CS = dyn_cast<ConstantStruct>(Agg))
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return ConstantFoldExtractValueInstruction(Context, CS->getOperand(*Idxs),
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return ConstantFoldExtractValueInstruction(CS->getOperand(*Idxs),
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Idxs+1, NumIdx-1);
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if (ConstantArray *CA = dyn_cast<ConstantArray>(Agg))
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return ConstantFoldExtractValueInstruction(Context, CA->getOperand(*Idxs),
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return ConstantFoldExtractValueInstruction(CA->getOperand(*Idxs),
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Idxs+1, NumIdx-1);
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ConstantVector *CV = cast<ConstantVector>(Agg);
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return ConstantFoldExtractValueInstruction(Context, CV->getOperand(*Idxs),
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return ConstantFoldExtractValueInstruction(CV->getOperand(*Idxs),
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Idxs+1, NumIdx-1);
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}
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Constant *llvm::ConstantFoldInsertValueInstruction(LLVMContext &Context,
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Constant *Agg,
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Constant *llvm::ConstantFoldInsertValueInstruction(Constant *Agg,
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Constant *Val,
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const unsigned *Idxs,
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unsigned NumIdx) {
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@ -840,14 +831,14 @@ Constant *llvm::ConstantFoldInsertValueInstruction(LLVMContext &Context,
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const Type *MemberTy = AggTy->getTypeAtIndex(i);
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Constant *Op =
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(*Idxs == i) ?
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ConstantFoldInsertValueInstruction(Context, UndefValue::get(MemberTy),
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ConstantFoldInsertValueInstruction(UndefValue::get(MemberTy),
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Val, Idxs+1, NumIdx-1) :
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UndefValue::get(MemberTy);
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Ops[i] = Op;
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}
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if (const StructType* ST = dyn_cast<StructType>(AggTy))
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return ConstantStruct::get(Context, Ops, ST->isPacked());
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return ConstantStruct::get(ST->getContext(), Ops, ST->isPacked());
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return ConstantArray::get(cast<ArrayType>(AggTy), Ops);
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}
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@ -871,15 +862,14 @@ Constant *llvm::ConstantFoldInsertValueInstruction(LLVMContext &Context,
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const Type *MemberTy = AggTy->getTypeAtIndex(i);
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Constant *Op =
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(*Idxs == i) ?
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ConstantFoldInsertValueInstruction(Context,
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Constant::getNullValue(MemberTy),
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ConstantFoldInsertValueInstruction(Constant::getNullValue(MemberTy),
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Val, Idxs+1, NumIdx-1) :
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Constant::getNullValue(MemberTy);
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Ops[i] = Op;
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}
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if (const StructType* ST = dyn_cast<StructType>(AggTy))
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return ConstantStruct::get(Context, Ops, ST->isPacked());
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if (const StructType *ST = dyn_cast<StructType>(AggTy))
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return ConstantStruct::get(ST->getContext(), Ops, ST->isPacked());
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return ConstantArray::get(cast<ArrayType>(AggTy), Ops);
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}
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@ -889,13 +879,12 @@ Constant *llvm::ConstantFoldInsertValueInstruction(LLVMContext &Context,
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for (unsigned i = 0; i < Agg->getNumOperands(); ++i) {
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Constant *Op = cast<Constant>(Agg->getOperand(i));
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if (*Idxs == i)
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Op = ConstantFoldInsertValueInstruction(Context, Op,
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Val, Idxs+1, NumIdx-1);
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Op = ConstantFoldInsertValueInstruction(Op, Val, Idxs+1, NumIdx-1);
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Ops[i] = Op;
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}
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if (const StructType* ST = dyn_cast<StructType>(Agg->getType()))
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return ConstantStruct::get(Context, Ops, ST->isPacked());
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return ConstantStruct::get(ST->getContext(), Ops, ST->isPacked());
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return ConstantArray::get(cast<ArrayType>(Agg->getType()), Ops);
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}
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@ -903,8 +892,7 @@ Constant *llvm::ConstantFoldInsertValueInstruction(LLVMContext &Context,
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}
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Constant *llvm::ConstantFoldBinaryInstruction(LLVMContext &Context,
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unsigned Opcode,
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Constant *llvm::ConstantFoldBinaryInstruction(unsigned Opcode,
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Constant *C1, Constant *C2) {
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// No compile-time operations on this type yet.
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if (C1->getType()->isPPC_FP128Ty())
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@ -1061,51 +1049,51 @@ Constant *llvm::ConstantFoldBinaryInstruction(LLVMContext &Context,
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default:
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break;
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case Instruction::Add:
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return ConstantInt::get(Context, C1V + C2V);
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return ConstantInt::get(CI1->getContext(), C1V + C2V);
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case Instruction::Sub:
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return ConstantInt::get(Context, C1V - C2V);
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return ConstantInt::get(CI1->getContext(), C1V - C2V);
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case Instruction::Mul:
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return ConstantInt::get(Context, C1V * C2V);
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return ConstantInt::get(CI1->getContext(), C1V * C2V);
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case Instruction::UDiv:
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assert(!CI2->isNullValue() && "Div by zero handled above");
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return ConstantInt::get(Context, C1V.udiv(C2V));
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return ConstantInt::get(CI1->getContext(), C1V.udiv(C2V));
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case Instruction::SDiv:
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assert(!CI2->isNullValue() && "Div by zero handled above");
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if (C2V.isAllOnesValue() && C1V.isMinSignedValue())
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return UndefValue::get(CI1->getType()); // MIN_INT / -1 -> undef
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return ConstantInt::get(Context, C1V.sdiv(C2V));
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return ConstantInt::get(CI1->getContext(), C1V.sdiv(C2V));
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case Instruction::URem:
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assert(!CI2->isNullValue() && "Div by zero handled above");
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return ConstantInt::get(Context, C1V.urem(C2V));
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return ConstantInt::get(CI1->getContext(), C1V.urem(C2V));
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case Instruction::SRem:
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assert(!CI2->isNullValue() && "Div by zero handled above");
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if (C2V.isAllOnesValue() && C1V.isMinSignedValue())
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return UndefValue::get(CI1->getType()); // MIN_INT % -1 -> undef
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return ConstantInt::get(Context, C1V.srem(C2V));
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return ConstantInt::get(CI1->getContext(), C1V.srem(C2V));
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case Instruction::And:
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return ConstantInt::get(Context, C1V & C2V);
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return ConstantInt::get(CI1->getContext(), C1V & C2V);
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case Instruction::Or:
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return ConstantInt::get(Context, C1V | C2V);
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return ConstantInt::get(CI1->getContext(), C1V | C2V);
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case Instruction::Xor:
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return ConstantInt::get(Context, C1V ^ C2V);
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return ConstantInt::get(CI1->getContext(), C1V ^ C2V);
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case Instruction::Shl: {
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uint32_t shiftAmt = C2V.getZExtValue();
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if (shiftAmt < C1V.getBitWidth())
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return ConstantInt::get(Context, C1V.shl(shiftAmt));
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return ConstantInt::get(CI1->getContext(), C1V.shl(shiftAmt));
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else
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return UndefValue::get(C1->getType()); // too big shift is undef
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}
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case Instruction::LShr: {
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uint32_t shiftAmt = C2V.getZExtValue();
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if (shiftAmt < C1V.getBitWidth())
|
||||
return ConstantInt::get(Context, C1V.lshr(shiftAmt));
|
||||
return ConstantInt::get(CI1->getContext(), C1V.lshr(shiftAmt));
|
||||
else
|
||||
return UndefValue::get(C1->getType()); // too big shift is undef
|
||||
}
|
||||
case Instruction::AShr: {
|
||||
uint32_t shiftAmt = C2V.getZExtValue();
|
||||
if (shiftAmt < C1V.getBitWidth())
|
||||
return ConstantInt::get(Context, C1V.ashr(shiftAmt));
|
||||
return ConstantInt::get(CI1->getContext(), C1V.ashr(shiftAmt));
|
||||
else
|
||||
return UndefValue::get(C1->getType()); // too big shift is undef
|
||||
}
|
||||
@ -1135,19 +1123,19 @@ Constant *llvm::ConstantFoldBinaryInstruction(LLVMContext &Context,
|
||||
break;
|
||||
case Instruction::FAdd:
|
||||
(void)C3V.add(C2V, APFloat::rmNearestTiesToEven);
|
||||
return ConstantFP::get(Context, C3V);
|
||||
return ConstantFP::get(C1->getContext(), C3V);
|
||||
case Instruction::FSub:
|
||||
(void)C3V.subtract(C2V, APFloat::rmNearestTiesToEven);
|
||||
return ConstantFP::get(Context, C3V);
|
||||
return ConstantFP::get(C1->getContext(), C3V);
|
||||
case Instruction::FMul:
|
||||
(void)C3V.multiply(C2V, APFloat::rmNearestTiesToEven);
|
||||
return ConstantFP::get(Context, C3V);
|
||||
return ConstantFP::get(C1->getContext(), C3V);
|
||||
case Instruction::FDiv:
|
||||
(void)C3V.divide(C2V, APFloat::rmNearestTiesToEven);
|
||||
return ConstantFP::get(Context, C3V);
|
||||
return ConstantFP::get(C1->getContext(), C3V);
|
||||
case Instruction::FRem:
|
||||
(void)C3V.mod(C2V, APFloat::rmNearestTiesToEven);
|
||||
return ConstantFP::get(Context, C3V);
|
||||
return ConstantFP::get(C1->getContext(), C3V);
|
||||
}
|
||||
}
|
||||
} else if (const VectorType *VTy = dyn_cast<VectorType>(C1->getType())) {
|
||||
@ -1317,7 +1305,7 @@ Constant *llvm::ConstantFoldBinaryInstruction(LLVMContext &Context,
|
||||
case Instruction::Or:
|
||||
case Instruction::Xor:
|
||||
// No change of opcode required.
|
||||
return ConstantFoldBinaryInstruction(Context, Opcode, C2, C1);
|
||||
return ConstantFoldBinaryInstruction(Opcode, C2, C1);
|
||||
|
||||
case Instruction::Shl:
|
||||
case Instruction::LShr:
|
||||
@ -1358,7 +1346,7 @@ Constant *llvm::ConstantFoldBinaryInstruction(LLVMContext &Context,
|
||||
case Instruction::SRem:
|
||||
// We can assume that C2 == 1. If it were zero the result would be
|
||||
// undefined through division by zero.
|
||||
return ConstantInt::getFalse(Context);
|
||||
return ConstantInt::getFalse(C1->getContext());
|
||||
default:
|
||||
break;
|
||||
}
|
||||
@ -1392,8 +1380,7 @@ static bool isMaybeZeroSizedType(const Type *Ty) {
|
||||
/// first is less than the second, return -1, if the second is less than the
|
||||
/// first, return 1. If the constants are not integral, return -2.
|
||||
///
|
||||
static int IdxCompare(LLVMContext &Context, Constant *C1, Constant *C2,
|
||||
const Type *ElTy) {
|
||||
static int IdxCompare(Constant *C1, Constant *C2, const Type *ElTy) {
|
||||
if (C1 == C2) return 0;
|
||||
|
||||
// Ok, we found a different index. If they are not ConstantInt, we can't do
|
||||
@ -1404,10 +1391,10 @@ static int IdxCompare(LLVMContext &Context, Constant *C1, Constant *C2,
|
||||
// Ok, we have two differing integer indices. Sign extend them to be the same
|
||||
// type. Long is always big enough, so we use it.
|
||||
if (!C1->getType()->isInteger(64))
|
||||
C1 = ConstantExpr::getSExt(C1, Type::getInt64Ty(Context));
|
||||
C1 = ConstantExpr::getSExt(C1, Type::getInt64Ty(C1->getContext()));
|
||||
|
||||
if (!C2->getType()->isInteger(64))
|
||||
C2 = ConstantExpr::getSExt(C2, Type::getInt64Ty(Context));
|
||||
C2 = ConstantExpr::getSExt(C2, Type::getInt64Ty(C1->getContext()));
|
||||
|
||||
if (C1 == C2) return 0; // They are equal
|
||||
|
||||
@ -1436,8 +1423,7 @@ static int IdxCompare(LLVMContext &Context, Constant *C1, Constant *C2,
|
||||
/// To simplify this code we canonicalize the relation so that the first
|
||||
/// operand is always the most "complex" of the two. We consider ConstantFP
|
||||
/// to be the simplest, and ConstantExprs to be the most complex.
|
||||
static FCmpInst::Predicate evaluateFCmpRelation(LLVMContext &Context,
|
||||
Constant *V1, Constant *V2) {
|
||||
static FCmpInst::Predicate evaluateFCmpRelation(Constant *V1, Constant *V2) {
|
||||
assert(V1->getType() == V2->getType() &&
|
||||
"Cannot compare values of different types!");
|
||||
|
||||
@ -1470,7 +1456,7 @@ static FCmpInst::Predicate evaluateFCmpRelation(LLVMContext &Context,
|
||||
}
|
||||
|
||||
// If the first operand is simple and second is ConstantExpr, swap operands.
|
||||
FCmpInst::Predicate SwappedRelation = evaluateFCmpRelation(Context, V2, V1);
|
||||
FCmpInst::Predicate SwappedRelation = evaluateFCmpRelation(V2, V1);
|
||||
if (SwappedRelation != FCmpInst::BAD_FCMP_PREDICATE)
|
||||
return FCmpInst::getSwappedPredicate(SwappedRelation);
|
||||
} else {
|
||||
@ -1505,8 +1491,7 @@ static FCmpInst::Predicate evaluateFCmpRelation(LLVMContext &Context,
|
||||
/// constants (like ConstantInt) to be the simplest, followed by
|
||||
/// GlobalValues, followed by ConstantExpr's (the most complex).
|
||||
///
|
||||
static ICmpInst::Predicate evaluateICmpRelation(LLVMContext &Context,
|
||||
Constant *V1, Constant *V2,
|
||||
static ICmpInst::Predicate evaluateICmpRelation(Constant *V1, Constant *V2,
|
||||
bool isSigned) {
|
||||
assert(V1->getType() == V2->getType() &&
|
||||
"Cannot compare different types of values!");
|
||||
@ -1538,14 +1523,14 @@ static ICmpInst::Predicate evaluateICmpRelation(LLVMContext &Context,
|
||||
|
||||
// If the first operand is simple, swap operands.
|
||||
ICmpInst::Predicate SwappedRelation =
|
||||
evaluateICmpRelation(Context, V2, V1, isSigned);
|
||||
evaluateICmpRelation(V2, V1, isSigned);
|
||||
if (SwappedRelation != ICmpInst::BAD_ICMP_PREDICATE)
|
||||
return ICmpInst::getSwappedPredicate(SwappedRelation);
|
||||
|
||||
} else if (const GlobalValue *GV = dyn_cast<GlobalValue>(V1)) {
|
||||
if (isa<ConstantExpr>(V2)) { // Swap as necessary.
|
||||
ICmpInst::Predicate SwappedRelation =
|
||||
evaluateICmpRelation(Context, V2, V1, isSigned);
|
||||
evaluateICmpRelation(V2, V1, isSigned);
|
||||
if (SwappedRelation != ICmpInst::BAD_ICMP_PREDICATE)
|
||||
return ICmpInst::getSwappedPredicate(SwappedRelation);
|
||||
return ICmpInst::BAD_ICMP_PREDICATE;
|
||||
@ -1571,7 +1556,7 @@ static ICmpInst::Predicate evaluateICmpRelation(LLVMContext &Context,
|
||||
} else if (const BlockAddress *BA = dyn_cast<BlockAddress>(V1)) {
|
||||
if (isa<ConstantExpr>(V2)) { // Swap as necessary.
|
||||
ICmpInst::Predicate SwappedRelation =
|
||||
evaluateICmpRelation(Context, V2, V1, isSigned);
|
||||
evaluateICmpRelation(V2, V1, isSigned);
|
||||
if (SwappedRelation != ICmpInst::BAD_ICMP_PREDICATE)
|
||||
return ICmpInst::getSwappedPredicate(SwappedRelation);
|
||||
return ICmpInst::BAD_ICMP_PREDICATE;
|
||||
@ -1617,7 +1602,7 @@ static ICmpInst::Predicate evaluateICmpRelation(LLVMContext &Context,
|
||||
(isa<PointerType>(CE1->getType()) || CE1->getType()->isInteger())) {
|
||||
if (CE1->getOpcode() == Instruction::ZExt) isSigned = false;
|
||||
if (CE1->getOpcode() == Instruction::SExt) isSigned = true;
|
||||
return evaluateICmpRelation(Context, CE1Op0,
|
||||
return evaluateICmpRelation(CE1Op0,
|
||||
Constant::getNullValue(CE1Op0->getType()),
|
||||
isSigned);
|
||||
}
|
||||
@ -1706,7 +1691,7 @@ static ICmpInst::Predicate evaluateICmpRelation(LLVMContext &Context,
|
||||
gep_type_iterator GTI = gep_type_begin(CE1);
|
||||
for (;i != CE1->getNumOperands() && i != CE2->getNumOperands();
|
||||
++i, ++GTI)
|
||||
switch (IdxCompare(Context, CE1->getOperand(i),
|
||||
switch (IdxCompare(CE1->getOperand(i),
|
||||
CE2->getOperand(i), GTI.getIndexedType())) {
|
||||
case -1: return isSigned ? ICmpInst::ICMP_SLT:ICmpInst::ICMP_ULT;
|
||||
case 1: return isSigned ? ICmpInst::ICMP_SGT:ICmpInst::ICMP_UGT;
|
||||
@ -1742,14 +1727,14 @@ static ICmpInst::Predicate evaluateICmpRelation(LLVMContext &Context,
|
||||
return ICmpInst::BAD_ICMP_PREDICATE;
|
||||
}
|
||||
|
||||
Constant *llvm::ConstantFoldCompareInstruction(LLVMContext &Context,
|
||||
unsigned short pred,
|
||||
Constant *llvm::ConstantFoldCompareInstruction(unsigned short pred,
|
||||
Constant *C1, Constant *C2) {
|
||||
const Type *ResultTy;
|
||||
if (const VectorType *VT = dyn_cast<VectorType>(C1->getType()))
|
||||
ResultTy = VectorType::get(Type::getInt1Ty(Context), VT->getNumElements());
|
||||
ResultTy = VectorType::get(Type::getInt1Ty(C1->getContext()),
|
||||
VT->getNumElements());
|
||||
else
|
||||
ResultTy = Type::getInt1Ty(Context);
|
||||
ResultTy = Type::getInt1Ty(C1->getContext());
|
||||
|
||||
// Fold FCMP_FALSE/FCMP_TRUE unconditionally.
|
||||
if (pred == FCmpInst::FCMP_FALSE)
|
||||
@ -1772,9 +1757,9 @@ Constant *llvm::ConstantFoldCompareInstruction(LLVMContext &Context,
|
||||
// Don't try to evaluate aliases. External weak GV can be null.
|
||||
if (!isa<GlobalAlias>(GV) && !GV->hasExternalWeakLinkage()) {
|
||||
if (pred == ICmpInst::ICMP_EQ)
|
||||
return ConstantInt::getFalse(Context);
|
||||
return ConstantInt::getFalse(C1->getContext());
|
||||
else if (pred == ICmpInst::ICMP_NE)
|
||||
return ConstantInt::getTrue(Context);
|
||||
return ConstantInt::getTrue(C1->getContext());
|
||||
}
|
||||
// icmp eq/ne(GV,null) -> false/true
|
||||
} else if (C2->isNullValue()) {
|
||||
@ -1782,9 +1767,9 @@ Constant *llvm::ConstantFoldCompareInstruction(LLVMContext &Context,
|
||||
// Don't try to evaluate aliases. External weak GV can be null.
|
||||
if (!isa<GlobalAlias>(GV) && !GV->hasExternalWeakLinkage()) {
|
||||
if (pred == ICmpInst::ICMP_EQ)
|
||||
return ConstantInt::getFalse(Context);
|
||||
return ConstantInt::getFalse(C1->getContext());
|
||||
else if (pred == ICmpInst::ICMP_NE)
|
||||
return ConstantInt::getTrue(Context);
|
||||
return ConstantInt::getTrue(C1->getContext());
|
||||
}
|
||||
}
|
||||
|
||||
@ -1807,26 +1792,16 @@ Constant *llvm::ConstantFoldCompareInstruction(LLVMContext &Context,
|
||||
APInt V2 = cast<ConstantInt>(C2)->getValue();
|
||||
switch (pred) {
|
||||
default: llvm_unreachable("Invalid ICmp Predicate"); return 0;
|
||||
case ICmpInst::ICMP_EQ:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), V1 == V2);
|
||||
case ICmpInst::ICMP_NE:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), V1 != V2);
|
||||
case ICmpInst::ICMP_SLT:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), V1.slt(V2));
|
||||
case ICmpInst::ICMP_SGT:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), V1.sgt(V2));
|
||||
case ICmpInst::ICMP_SLE:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), V1.sle(V2));
|
||||
case ICmpInst::ICMP_SGE:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), V1.sge(V2));
|
||||
case ICmpInst::ICMP_ULT:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), V1.ult(V2));
|
||||
case ICmpInst::ICMP_UGT:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), V1.ugt(V2));
|
||||
case ICmpInst::ICMP_ULE:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), V1.ule(V2));
|
||||
case ICmpInst::ICMP_UGE:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), V1.uge(V2));
|
||||
case ICmpInst::ICMP_EQ: return ConstantInt::get(ResultTy, V1 == V2);
|
||||
case ICmpInst::ICMP_NE: return ConstantInt::get(ResultTy, V1 != V2);
|
||||
case ICmpInst::ICMP_SLT: return ConstantInt::get(ResultTy, V1.slt(V2));
|
||||
case ICmpInst::ICMP_SGT: return ConstantInt::get(ResultTy, V1.sgt(V2));
|
||||
case ICmpInst::ICMP_SLE: return ConstantInt::get(ResultTy, V1.sle(V2));
|
||||
case ICmpInst::ICMP_SGE: return ConstantInt::get(ResultTy, V1.sge(V2));
|
||||
case ICmpInst::ICMP_ULT: return ConstantInt::get(ResultTy, V1.ult(V2));
|
||||
case ICmpInst::ICMP_UGT: return ConstantInt::get(ResultTy, V1.ugt(V2));
|
||||
case ICmpInst::ICMP_ULE: return ConstantInt::get(ResultTy, V1.ule(V2));
|
||||
case ICmpInst::ICMP_UGE: return ConstantInt::get(ResultTy, V1.uge(V2));
|
||||
}
|
||||
} else if (isa<ConstantFP>(C1) && isa<ConstantFP>(C2)) {
|
||||
APFloat C1V = cast<ConstantFP>(C1)->getValueAPF();
|
||||
@ -1834,47 +1809,47 @@ Constant *llvm::ConstantFoldCompareInstruction(LLVMContext &Context,
|
||||
APFloat::cmpResult R = C1V.compare(C2V);
|
||||
switch (pred) {
|
||||
default: llvm_unreachable("Invalid FCmp Predicate"); return 0;
|
||||
case FCmpInst::FCMP_FALSE: return ConstantInt::getFalse(Context);
|
||||
case FCmpInst::FCMP_TRUE: return ConstantInt::getTrue(Context);
|
||||
case FCmpInst::FCMP_FALSE: return Constant::getNullValue(ResultTy);
|
||||
case FCmpInst::FCMP_TRUE: return Constant::getAllOnesValue(ResultTy);
|
||||
case FCmpInst::FCMP_UNO:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R==APFloat::cmpUnordered);
|
||||
return ConstantInt::get(ResultTy, R==APFloat::cmpUnordered);
|
||||
case FCmpInst::FCMP_ORD:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R!=APFloat::cmpUnordered);
|
||||
return ConstantInt::get(ResultTy, R!=APFloat::cmpUnordered);
|
||||
case FCmpInst::FCMP_UEQ:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R==APFloat::cmpUnordered ||
|
||||
R==APFloat::cmpEqual);
|
||||
return ConstantInt::get(ResultTy, R==APFloat::cmpUnordered ||
|
||||
R==APFloat::cmpEqual);
|
||||
case FCmpInst::FCMP_OEQ:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R==APFloat::cmpEqual);
|
||||
return ConstantInt::get(ResultTy, R==APFloat::cmpEqual);
|
||||
case FCmpInst::FCMP_UNE:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R!=APFloat::cmpEqual);
|
||||
return ConstantInt::get(ResultTy, R!=APFloat::cmpEqual);
|
||||
case FCmpInst::FCMP_ONE:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R==APFloat::cmpLessThan ||
|
||||
R==APFloat::cmpGreaterThan);
|
||||
return ConstantInt::get(ResultTy, R==APFloat::cmpLessThan ||
|
||||
R==APFloat::cmpGreaterThan);
|
||||
case FCmpInst::FCMP_ULT:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R==APFloat::cmpUnordered ||
|
||||
R==APFloat::cmpLessThan);
|
||||
return ConstantInt::get(ResultTy, R==APFloat::cmpUnordered ||
|
||||
R==APFloat::cmpLessThan);
|
||||
case FCmpInst::FCMP_OLT:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R==APFloat::cmpLessThan);
|
||||
return ConstantInt::get(ResultTy, R==APFloat::cmpLessThan);
|
||||
case FCmpInst::FCMP_UGT:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R==APFloat::cmpUnordered ||
|
||||
R==APFloat::cmpGreaterThan);
|
||||
return ConstantInt::get(ResultTy, R==APFloat::cmpUnordered ||
|
||||
R==APFloat::cmpGreaterThan);
|
||||
case FCmpInst::FCMP_OGT:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R==APFloat::cmpGreaterThan);
|
||||
return ConstantInt::get(ResultTy, R==APFloat::cmpGreaterThan);
|
||||
case FCmpInst::FCMP_ULE:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R!=APFloat::cmpGreaterThan);
|
||||
return ConstantInt::get(ResultTy, R!=APFloat::cmpGreaterThan);
|
||||
case FCmpInst::FCMP_OLE:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R==APFloat::cmpLessThan ||
|
||||
R==APFloat::cmpEqual);
|
||||
return ConstantInt::get(ResultTy, R==APFloat::cmpLessThan ||
|
||||
R==APFloat::cmpEqual);
|
||||
case FCmpInst::FCMP_UGE:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R!=APFloat::cmpLessThan);
|
||||
return ConstantInt::get(ResultTy, R!=APFloat::cmpLessThan);
|
||||
case FCmpInst::FCMP_OGE:
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), R==APFloat::cmpGreaterThan ||
|
||||
R==APFloat::cmpEqual);
|
||||
return ConstantInt::get(ResultTy, R==APFloat::cmpGreaterThan ||
|
||||
R==APFloat::cmpEqual);
|
||||
}
|
||||
} else if (isa<VectorType>(C1->getType())) {
|
||||
SmallVector<Constant*, 16> C1Elts, C2Elts;
|
||||
C1->getVectorElements(Context, C1Elts);
|
||||
C2->getVectorElements(Context, C2Elts);
|
||||
C1->getVectorElements(C1Elts);
|
||||
C2->getVectorElements(C2Elts);
|
||||
if (C1Elts.empty() || C2Elts.empty())
|
||||
return 0;
|
||||
|
||||
@ -1890,7 +1865,7 @@ Constant *llvm::ConstantFoldCompareInstruction(LLVMContext &Context,
|
||||
|
||||
if (C1->getType()->isFloatingPoint()) {
|
||||
int Result = -1; // -1 = unknown, 0 = known false, 1 = known true.
|
||||
switch (evaluateFCmpRelation(Context, C1, C2)) {
|
||||
switch (evaluateFCmpRelation(C1, C2)) {
|
||||
default: llvm_unreachable("Unknown relation!");
|
||||
case FCmpInst::FCMP_UNO:
|
||||
case FCmpInst::FCMP_ORD:
|
||||
@ -1944,12 +1919,12 @@ Constant *llvm::ConstantFoldCompareInstruction(LLVMContext &Context,
|
||||
|
||||
// If we evaluated the result, return it now.
|
||||
if (Result != -1)
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), Result);
|
||||
return ConstantInt::get(ResultTy, Result);
|
||||
|
||||
} else {
|
||||
// Evaluate the relation between the two constants, per the predicate.
|
||||
int Result = -1; // -1 = unknown, 0 = known false, 1 = known true.
|
||||
switch (evaluateICmpRelation(Context, C1, C2, CmpInst::isSigned(pred))) {
|
||||
switch (evaluateICmpRelation(C1, C2, CmpInst::isSigned(pred))) {
|
||||
default: llvm_unreachable("Unknown relational!");
|
||||
case ICmpInst::BAD_ICMP_PREDICATE:
|
||||
break; // Couldn't determine anything about these constants.
|
||||
@ -2014,7 +1989,7 @@ Constant *llvm::ConstantFoldCompareInstruction(LLVMContext &Context,
|
||||
|
||||
// If we evaluated the result, return it now.
|
||||
if (Result != -1)
|
||||
return ConstantInt::get(Type::getInt1Ty(Context), Result);
|
||||
return ConstantInt::get(ResultTy, Result);
|
||||
|
||||
// If the right hand side is a bitcast, try using its inverse to simplify
|
||||
// it by moving it to the left hand side. We can't do this if it would turn
|
||||
@ -2094,8 +2069,7 @@ static bool isInBoundsIndices(Constant *const *Idxs, size_t NumIdx) {
|
||||
return true;
|
||||
}
|
||||
|
||||
Constant *llvm::ConstantFoldGetElementPtr(LLVMContext &Context,
|
||||
Constant *C,
|
||||
Constant *llvm::ConstantFoldGetElementPtr(Constant *C,
|
||||
bool inBounds,
|
||||
Constant* const *Idxs,
|
||||
unsigned NumIdx) {
|
||||
@ -2155,10 +2129,9 @@ Constant *llvm::ConstantFoldGetElementPtr(LLVMContext &Context,
|
||||
if (!Idx0->isNullValue()) {
|
||||
const Type *IdxTy = Combined->getType();
|
||||
if (IdxTy != Idx0->getType()) {
|
||||
Constant *C1 =
|
||||
ConstantExpr::getSExtOrBitCast(Idx0, Type::getInt64Ty(Context));
|
||||
Constant *C2 = ConstantExpr::getSExtOrBitCast(Combined,
|
||||
Type::getInt64Ty(Context));
|
||||
const Type *Int64Ty = Type::getInt64Ty(IdxTy->getContext());
|
||||
Constant *C1 = ConstantExpr::getSExtOrBitCast(Idx0, Int64Ty);
|
||||
Constant *C2 = ConstantExpr::getSExtOrBitCast(Combined, Int64Ty);
|
||||
Combined = ConstantExpr::get(Instruction::Add, C1, C2);
|
||||
} else {
|
||||
Combined =
|
||||
@ -2227,10 +2200,10 @@ Constant *llvm::ConstantFoldGetElementPtr(LLVMContext &Context,
|
||||
// overflow trouble.
|
||||
if (!PrevIdx->getType()->isInteger(64))
|
||||
PrevIdx = ConstantExpr::getSExt(PrevIdx,
|
||||
Type::getInt64Ty(Context));
|
||||
Type::getInt64Ty(Div->getContext()));
|
||||
if (!Div->getType()->isInteger(64))
|
||||
Div = ConstantExpr::getSExt(Div,
|
||||
Type::getInt64Ty(Context));
|
||||
Type::getInt64Ty(Div->getContext()));
|
||||
|
||||
NewIdxs[i-1] = ConstantExpr::getAdd(PrevIdx, Div);
|
||||
} else {
|
||||
|
||||
@ -23,46 +23,31 @@ namespace llvm {
|
||||
class Value;
|
||||
class Constant;
|
||||
class Type;
|
||||
class LLVMContext;
|
||||
|
||||
// Constant fold various types of instruction...
|
||||
Constant *ConstantFoldCastInstruction(
|
||||
LLVMContext &Context,
|
||||
unsigned opcode, ///< The opcode of the cast
|
||||
Constant *V, ///< The source constant
|
||||
const Type *DestTy ///< The destination type
|
||||
);
|
||||
Constant *ConstantFoldSelectInstruction(LLVMContext &Context,
|
||||
Constant *Cond,
|
||||
Constant *ConstantFoldSelectInstruction(Constant *Cond,
|
||||
Constant *V1, Constant *V2);
|
||||
Constant *ConstantFoldExtractElementInstruction(LLVMContext &Context,
|
||||
Constant *Val,
|
||||
Constant *Idx);
|
||||
Constant *ConstantFoldInsertElementInstruction(LLVMContext &Context,
|
||||
Constant *Val,
|
||||
Constant *Elt,
|
||||
Constant *ConstantFoldExtractElementInstruction(Constant *Val, Constant *Idx);
|
||||
Constant *ConstantFoldInsertElementInstruction(Constant *Val, Constant *Elt,
|
||||
Constant *Idx);
|
||||
Constant *ConstantFoldShuffleVectorInstruction(LLVMContext &Context,
|
||||
Constant *V1,
|
||||
Constant *V2,
|
||||
Constant *ConstantFoldShuffleVectorInstruction(Constant *V1, Constant *V2,
|
||||
Constant *Mask);
|
||||
Constant *ConstantFoldExtractValueInstruction(LLVMContext &Context,
|
||||
Constant *Agg,
|
||||
Constant *ConstantFoldExtractValueInstruction(Constant *Agg,
|
||||
const unsigned *Idxs,
|
||||
unsigned NumIdx);
|
||||
Constant *ConstantFoldInsertValueInstruction(LLVMContext &Context,
|
||||
Constant *Agg,
|
||||
Constant *Val,
|
||||
Constant *ConstantFoldInsertValueInstruction(Constant *Agg, Constant *Val,
|
||||
const unsigned *Idxs,
|
||||
unsigned NumIdx);
|
||||
Constant *ConstantFoldBinaryInstruction(LLVMContext &Context,
|
||||
unsigned Opcode, Constant *V1,
|
||||
Constant *ConstantFoldBinaryInstruction(unsigned Opcode, Constant *V1,
|
||||
Constant *V2);
|
||||
Constant *ConstantFoldCompareInstruction(LLVMContext &Context,
|
||||
unsigned short predicate,
|
||||
Constant *ConstantFoldCompareInstruction(unsigned short predicate,
|
||||
Constant *C1, Constant *C2);
|
||||
Constant *ConstantFoldGetElementPtr(LLVMContext &Context, Constant *C,
|
||||
bool inBounds,
|
||||
Constant *ConstantFoldGetElementPtr(Constant *C, bool inBounds,
|
||||
Constant* const *Idxs, unsigned NumIdx);
|
||||
} // End llvm namespace
|
||||
|
||||
|
||||
@ -228,8 +228,7 @@ Constant::PossibleRelocationsTy Constant::getRelocationInfo() const {
|
||||
/// type, returns the elements of the vector in the specified smallvector.
|
||||
/// This handles breaking down a vector undef into undef elements, etc. For
|
||||
/// constant exprs and other cases we can't handle, we return an empty vector.
|
||||
void Constant::getVectorElements(LLVMContext &Context,
|
||||
SmallVectorImpl<Constant*> &Elts) const {
|
||||
void Constant::getVectorElements(SmallVectorImpl<Constant*> &Elts) const {
|
||||
assert(isa<VectorType>(getType()) && "Not a vector constant!");
|
||||
|
||||
if (const ConstantVector *CV = dyn_cast<ConstantVector>(this)) {
|
||||
@ -1139,7 +1138,7 @@ static inline Constant *getFoldedCast(
|
||||
Instruction::CastOps opc, Constant *C, const Type *Ty) {
|
||||
assert(Ty->isFirstClassType() && "Cannot cast to an aggregate type!");
|
||||
// Fold a few common cases
|
||||
if (Constant *FC = ConstantFoldCastInstruction(Ty->getContext(), opc, C, Ty))
|
||||
if (Constant *FC = ConstantFoldCastInstruction(opc, C, Ty))
|
||||
return FC;
|
||||
|
||||
LLVMContextImpl *pImpl = Ty->getContext().pImpl;
|
||||
@ -1373,8 +1372,7 @@ Constant *ConstantExpr::getTy(const Type *ReqTy, unsigned Opcode,
|
||||
"Operand types in binary constant expression should match");
|
||||
|
||||
if (ReqTy == C1->getType() || ReqTy == Type::getInt1Ty(ReqTy->getContext()))
|
||||
if (Constant *FC = ConstantFoldBinaryInstruction(ReqTy->getContext(),
|
||||
Opcode, C1, C2))
|
||||
if (Constant *FC = ConstantFoldBinaryInstruction(Opcode, C1, C2))
|
||||
return FC; // Fold a few common cases...
|
||||
|
||||
std::vector<Constant*> argVec(1, C1); argVec.push_back(C2);
|
||||
@ -1526,8 +1524,7 @@ Constant *ConstantExpr::getSelectTy(const Type *ReqTy, Constant *C,
|
||||
assert(!SelectInst::areInvalidOperands(C, V1, V2)&&"Invalid select operands");
|
||||
|
||||
if (ReqTy == V1->getType())
|
||||
if (Constant *SC = ConstantFoldSelectInstruction(
|
||||
ReqTy->getContext(), C, V1, V2))
|
||||
if (Constant *SC = ConstantFoldSelectInstruction(C, V1, V2))
|
||||
return SC; // Fold common cases
|
||||
|
||||
std::vector<Constant*> argVec(3, C);
|
||||
@ -1547,9 +1544,8 @@ Constant *ConstantExpr::getGetElementPtrTy(const Type *ReqTy, Constant *C,
|
||||
cast<PointerType>(ReqTy)->getElementType() &&
|
||||
"GEP indices invalid!");
|
||||
|
||||
if (Constant *FC = ConstantFoldGetElementPtr(
|
||||
ReqTy->getContext(), C, /*inBounds=*/false,
|
||||
(Constant**)Idxs, NumIdx))
|
||||
if (Constant *FC = ConstantFoldGetElementPtr(C, /*inBounds=*/false,
|
||||
(Constant**)Idxs, NumIdx))
|
||||
return FC; // Fold a few common cases...
|
||||
|
||||
assert(isa<PointerType>(C->getType()) &&
|
||||
@ -1575,9 +1571,8 @@ Constant *ConstantExpr::getInBoundsGetElementPtrTy(const Type *ReqTy,
|
||||
cast<PointerType>(ReqTy)->getElementType() &&
|
||||
"GEP indices invalid!");
|
||||
|
||||
if (Constant *FC = ConstantFoldGetElementPtr(
|
||||
ReqTy->getContext(), C, /*inBounds=*/true,
|
||||
(Constant**)Idxs, NumIdx))
|
||||
if (Constant *FC = ConstantFoldGetElementPtr(C, /*inBounds=*/true,
|
||||
(Constant**)Idxs, NumIdx))
|
||||
return FC; // Fold a few common cases...
|
||||
|
||||
assert(isa<PointerType>(C->getType()) &&
|
||||
@ -1633,8 +1628,7 @@ ConstantExpr::getICmp(unsigned short pred, Constant *LHS, Constant *RHS) {
|
||||
assert(pred >= ICmpInst::FIRST_ICMP_PREDICATE &&
|
||||
pred <= ICmpInst::LAST_ICMP_PREDICATE && "Invalid ICmp Predicate");
|
||||
|
||||
if (Constant *FC = ConstantFoldCompareInstruction(
|
||||
LHS->getContext(), pred, LHS, RHS))
|
||||
if (Constant *FC = ConstantFoldCompareInstruction(pred, LHS, RHS))
|
||||
return FC; // Fold a few common cases...
|
||||
|
||||
// Look up the constant in the table first to ensure uniqueness
|
||||
@ -1657,8 +1651,7 @@ ConstantExpr::getFCmp(unsigned short pred, Constant *LHS, Constant *RHS) {
|
||||
assert(LHS->getType() == RHS->getType());
|
||||
assert(pred <= FCmpInst::LAST_FCMP_PREDICATE && "Invalid FCmp Predicate");
|
||||
|
||||
if (Constant *FC = ConstantFoldCompareInstruction(
|
||||
LHS->getContext(), pred, LHS, RHS))
|
||||
if (Constant *FC = ConstantFoldCompareInstruction(pred, LHS, RHS))
|
||||
return FC; // Fold a few common cases...
|
||||
|
||||
// Look up the constant in the table first to ensure uniqueness
|
||||
@ -1678,8 +1671,7 @@ ConstantExpr::getFCmp(unsigned short pred, Constant *LHS, Constant *RHS) {
|
||||
|
||||
Constant *ConstantExpr::getExtractElementTy(const Type *ReqTy, Constant *Val,
|
||||
Constant *Idx) {
|
||||
if (Constant *FC = ConstantFoldExtractElementInstruction(
|
||||
ReqTy->getContext(), Val, Idx))
|
||||
if (Constant *FC = ConstantFoldExtractElementInstruction(Val, Idx))
|
||||
return FC; // Fold a few common cases.
|
||||
// Look up the constant in the table first to ensure uniqueness
|
||||
std::vector<Constant*> ArgVec(1, Val);
|
||||
@ -1701,8 +1693,7 @@ Constant *ConstantExpr::getExtractElement(Constant *Val, Constant *Idx) {
|
||||
|
||||
Constant *ConstantExpr::getInsertElementTy(const Type *ReqTy, Constant *Val,
|
||||
Constant *Elt, Constant *Idx) {
|
||||
if (Constant *FC = ConstantFoldInsertElementInstruction(
|
||||
ReqTy->getContext(), Val, Elt, Idx))
|
||||
if (Constant *FC = ConstantFoldInsertElementInstruction(Val, Elt, Idx))
|
||||
return FC; // Fold a few common cases.
|
||||
// Look up the constant in the table first to ensure uniqueness
|
||||
std::vector<Constant*> ArgVec(1, Val);
|
||||
@ -1727,8 +1718,7 @@ Constant *ConstantExpr::getInsertElement(Constant *Val, Constant *Elt,
|
||||
|
||||
Constant *ConstantExpr::getShuffleVectorTy(const Type *ReqTy, Constant *V1,
|
||||
Constant *V2, Constant *Mask) {
|
||||
if (Constant *FC = ConstantFoldShuffleVectorInstruction(
|
||||
ReqTy->getContext(), V1, V2, Mask))
|
||||
if (Constant *FC = ConstantFoldShuffleVectorInstruction(V1, V2, Mask))
|
||||
return FC; // Fold a few common cases...
|
||||
// Look up the constant in the table first to ensure uniqueness
|
||||
std::vector<Constant*> ArgVec(1, V1);
|
||||
@ -1761,8 +1751,7 @@ Constant *ConstantExpr::getInsertValueTy(const Type *ReqTy, Constant *Agg,
|
||||
"insertvalue type invalid!");
|
||||
assert(Agg->getType()->isFirstClassType() &&
|
||||
"Non-first-class type for constant InsertValue expression");
|
||||
Constant *FC = ConstantFoldInsertValueInstruction(
|
||||
ReqTy->getContext(), Agg, Val, Idxs, NumIdx);
|
||||
Constant *FC = ConstantFoldInsertValueInstruction(Agg, Val, Idxs, NumIdx);
|
||||
assert(FC && "InsertValue constant expr couldn't be folded!");
|
||||
return FC;
|
||||
}
|
||||
@ -1788,8 +1777,7 @@ Constant *ConstantExpr::getExtractValueTy(const Type *ReqTy, Constant *Agg,
|
||||
"extractvalue indices invalid!");
|
||||
assert(Agg->getType()->isFirstClassType() &&
|
||||
"Non-first-class type for constant extractvalue expression");
|
||||
Constant *FC = ConstantFoldExtractValueInstruction(
|
||||
ReqTy->getContext(), Agg, Idxs, NumIdx);
|
||||
Constant *FC = ConstantFoldExtractValueInstruction(Agg, Idxs, NumIdx);
|
||||
assert(FC && "ExtractValue constant expr couldn't be folded!");
|
||||
return FC;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user