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-rw-r--r--lib/IR/Constants.cpp25
1 files changed, 11 insertions, 14 deletions
diff --git a/lib/IR/Constants.cpp b/lib/IR/Constants.cpp
index 0bf61a7..e51a396 100644
--- a/lib/IR/Constants.cpp
+++ b/lib/IR/Constants.cpp
@@ -1215,11 +1215,9 @@ ConstantExpr::getWithOperandReplaced(unsigned OpNo, Constant *Op) const {
Constant *ConstantExpr::getWithOperands(ArrayRef<Constant *> Ops, Type *Ty,
bool OnlyIfReduced) const {
assert(Ops.size() == getNumOperands() && "Operand count mismatch!");
- bool AnyChange = Ty != getType();
- for (unsigned i = 0; i != Ops.size(); ++i)
- AnyChange |= Ops[i] != getOperand(i);
- if (!AnyChange) // No operands changed, return self.
+ // If no operands changed return self.
+ if (Ty == getType() && std::equal(Ops.begin(), Ops.end(), op_begin()))
return const_cast<ConstantExpr*>(this);
Type *OnlyIfReducedTy = OnlyIfReduced ? Ty : nullptr;
@@ -2971,10 +2969,7 @@ void ConstantExpr::replaceUsesOfWithOnConstant(Value *From, Value *ToV,
}
Instruction *ConstantExpr::getAsInstruction() {
- SmallVector<Value*,4> ValueOperands;
- for (op_iterator I = op_begin(), E = op_end(); I != E; ++I)
- ValueOperands.push_back(cast<Value>(I));
-
+ SmallVector<Value *, 4> ValueOperands(op_begin(), op_end());
ArrayRef<Value*> Ops(ValueOperands);
switch (getOpcode()) {
@@ -3006,12 +3001,14 @@ Instruction *ConstantExpr::getAsInstruction() {
case Instruction::ShuffleVector:
return new ShuffleVectorInst(Ops[0], Ops[1], Ops[2]);
- case Instruction::GetElementPtr:
- if (cast<GEPOperator>(this)->isInBounds())
- return GetElementPtrInst::CreateInBounds(Ops[0], Ops.slice(1));
- else
- return GetElementPtrInst::Create(Ops[0], Ops.slice(1));
-
+ case Instruction::GetElementPtr: {
+ const auto *GO = cast<GEPOperator>(this);
+ if (GO->isInBounds())
+ return GetElementPtrInst::CreateInBounds(GO->getSourceElementType(),
+ Ops[0], Ops.slice(1));
+ return GetElementPtrInst::Create(GO->getSourceElementType(), Ops[0],
+ Ops.slice(1));
+ }
case Instruction::ICmp:
case Instruction::FCmp:
return CmpInst::Create((Instruction::OtherOps)getOpcode(),