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Add some convenience methods to IRBuilder for constructing aligned loads

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and stores. These will be used in subsequnet patches to SROA to more
systematically manage the alignment on loads and stores.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164688 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chandler Carruth 2012-09-26 10:27:40 +00:00
parent 9f4df20fe0
commit 4d7aa6dbce
1 changed files with 25 additions and 0 deletions
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25
include/llvm/IRBuilder.h
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@ -810,6 +810,31 @@ public:
StoreInst *CreateStore(Value *Val, Value *Ptr, bool isVolatile = false) {
return Insert(new StoreInst(Val, Ptr, isVolatile));
}
// Provided to resolve 'CreateAlignedLoad(Ptr, Align, "...")' correctly,
// instead of converting the string to 'bool' for the isVolatile parameter.
LoadInst *CreateAlignedLoad(Value *Ptr, unsigned Align, const char *Name) {
LoadInst *LI = CreateLoad(Ptr, Name);
LI->setAlignment(Align);
return LI;
}
LoadInst *CreateAlignedLoad(Value *Ptr, unsigned Align,
const Twine &Name = "") {
LoadInst *LI = CreateLoad(Ptr, Name);
LI->setAlignment(Align);
return LI;
}
LoadInst *CreateAlignedLoad(Value *Ptr, unsigned Align, bool isVolatile,
const Twine &Name = "") {
LoadInst *LI = CreateLoad(Ptr, isVolatile, Name);
LI->setAlignment(Align);
return LI;
}
StoreInst *CreateAlignedStore(Value *Val, Value *Ptr, unsigned Align,
bool isVolatile = false) {
StoreInst *SI = CreateStore(Val, Ptr, isVolatile);
SI->setAlignment(Align);
return SI;
}
FenceInst *CreateFence(AtomicOrdering Ordering,
SynchronizationScope SynchScope = CrossThread) {
return Insert(new FenceInst(Context, Ordering, SynchScope));