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Convert IRBuilder::CreateGEP and IRBuilder::CreateInBoundsGEP to use

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135761 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jay Foad
2011-07-22 08:16:57 +00:00
parent 48ac8e9be7
commit 0a2a60ace9
9 changed files with 42 additions and 54 deletions
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5
lib/Transforms/InstCombine/InstCombineCasts.cpp
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@@ -1360,9 +1360,8 @@ Instruction *InstCombiner::commonPointerCastTransforms(CastInst &CI) {
// and bitcast the result. This eliminates one bitcast, potentially
// two.
Value *NGEP = cast<GEPOperator>(GEP)->isInBounds() ?
Builder->CreateInBoundsGEP(OrigBase,
NewIndices.begin(), NewIndices.end()) :
Builder->CreateGEP(OrigBase, NewIndices.begin(), NewIndices.end());
Builder->CreateInBoundsGEP(OrigBase, NewIndices) :
Builder->CreateGEP(OrigBase, NewIndices);
NGEP->takeName(GEP);
if (isa<BitCastInst>(CI))

3
lib/Transforms/InstCombine/InstCombineLoadStoreAlloca.cpp
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@@ -327,8 +327,7 @@ static Instruction *InstCombineStoreToCast(InstCombiner &IC, StoreInst &SI) {
// SIOp0 is a pointer to aggregate and this is a store to the first field,
// emit a GEP to index into its first field.
if (!NewGEPIndices.empty())
CastOp = IC.Builder->CreateInBoundsGEP(CastOp, NewGEPIndices.begin(),
NewGEPIndices.end());
CastOp = IC.Builder->CreateInBoundsGEP(CastOp, NewGEPIndices);
NewCast = IC.Builder->CreateCast(opcode, SIOp0, CastDstTy,
SIOp0->getName()+".c");

17
lib/Transforms/InstCombine/InstructionCombining.cpp
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@@ -916,8 +916,8 @@ Instruction *InstCombiner::visitGetElementPtrInst(GetElementPtrInst &GEP) {
Idx[0] = Constant::getNullValue(Type::getInt32Ty(GEP.getContext()));
Idx[1] = GEP.getOperand(1);
Value *NewGEP = GEP.isInBounds() ?
Builder->CreateInBoundsGEP(StrippedPtr, Idx, Idx + 2, GEP.getName()) :
Builder->CreateGEP(StrippedPtr, Idx, Idx + 2, GEP.getName());
Builder->CreateInBoundsGEP(StrippedPtr, Idx, GEP.getName()) :
Builder->CreateGEP(StrippedPtr, Idx, GEP.getName());
// V and GEP are both pointer types --> BitCast
return new BitCastInst(NewGEP, GEP.getType());
}
@@ -975,8 +975,8 @@ Instruction *InstCombiner::visitGetElementPtrInst(GetElementPtrInst &GEP) {
Idx[0] = Constant::getNullValue(Type::getInt32Ty(GEP.getContext()));
Idx[1] = NewIdx;
Value *NewGEP = GEP.isInBounds() ?
Builder->CreateInBoundsGEP(StrippedPtr, Idx, Idx + 2,GEP.getName()):
Builder->CreateGEP(StrippedPtr, Idx, Idx + 2, GEP.getName());
Builder->CreateInBoundsGEP(StrippedPtr, Idx, GEP.getName()):
Builder->CreateGEP(StrippedPtr, Idx, GEP.getName());
// The NewGEP must be pointer typed, so must the old one -> BitCast
return new BitCastInst(NewGEP, GEP.getType());
}
@@ -1027,10 +1027,8 @@ Instruction *InstCombiner::visitGetElementPtrInst(GetElementPtrInst &GEP) {
cast<PointerType>(BCI->getOperand(0)->getType())->getElementType();
if (FindElementAtOffset(InTy, Offset, NewIndices)) {
Value *NGEP = GEP.isInBounds() ?
Builder->CreateInBoundsGEP(BCI->getOperand(0), NewIndices.begin(),
NewIndices.end()) :
Builder->CreateGEP(BCI->getOperand(0), NewIndices.begin(),
NewIndices.end());
Builder->CreateInBoundsGEP(BCI->getOperand(0), NewIndices) :
Builder->CreateGEP(BCI->getOperand(0), NewIndices);
if (NGEP->getType() == GEP.getType())
return ReplaceInstUsesWith(GEP, NGEP);
@@ -1322,8 +1320,7 @@ Instruction *InstCombiner::visitExtractValueInst(ExtractValueInst &EV) {
// We need to insert these at the location of the old load, not at that of
// the extractvalue.
Builder->SetInsertPoint(L->getParent(), L);
Value *GEP = Builder->CreateInBoundsGEP(L->getPointerOperand(),
Indices.begin(), Indices.end());
Value *GEP = Builder->CreateInBoundsGEP(L->getPointerOperand(), Indices);
// Returning the load directly will cause the main loop to insert it in
// the wrong spot, so use ReplaceInstUsesWith().
return ReplaceInstUsesWith(EV, Builder->CreateLoad(GEP));

3
lib/Transforms/Instrumentation/GCOVProfiling.cpp
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@@ -478,8 +478,7 @@ bool GCOVProfiler::emitProfileArcs(DebugInfoFinder &DIF) {
SmallVector<Value *, 2> Idx;
Idx.push_back(Constant::getNullValue(Type::getInt64Ty(*Ctx)));
Idx.push_back(Sel);
Value *Counter = Builder.CreateInBoundsGEP(Counters,
Idx.begin(), Idx.end());
Value *Counter = Builder.CreateInBoundsGEP(Counters, Idx);
Value *Count = Builder.CreateLoad(Counter);
Count = Builder.CreateAdd(Count,
ConstantInt::get(Type::getInt64Ty(*Ctx),1));