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VNCoercion: Make the function signatures all consistent

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@297537 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Daniel Berlin 2017-03-11 00:51:01 +00:00
parent 3081264dbe
commit 5b9a142f57
3 changed files with 3 additions and 4 deletions
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2
include/llvm/Transforms/Utils/VNCoercion.h
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@ -53,7 +53,7 @@ Value *coerceAvailableValueToLoadType(Value *StoredVal, Type *LoadedTy,
/// On success, it returns the offset into DepSI that extraction would start.
/// On failure, it returns -1.
int analyzeLoadFromClobberingStore(Type *LoadTy, Value *LoadPtr,
StoreInst *DepSI);
StoreInst *DepSI, const DataLayout &DL);
/// This function determines whether a value for the pointer LoadPtr can be
/// extracted from the load at DepLI.

2
lib/Transforms/Scalar/GVN.cpp
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@ -832,7 +832,7 @@ bool GVN::AnalyzeLoadAvailability(LoadInst *LI, MemDepResult DepInfo,
// Can't forward from non-atomic to atomic without violating memory model.
if (Address && LI->isAtomic() <= DepSI->isAtomic()) {
int Offset =
analyzeLoadFromClobberingStore(LI->getType(), Address, DepSI);
analyzeLoadFromClobberingStore(LI->getType(), Address, DepSI, DL);
if (Offset != -1) {
Res = AvailableValue::get(DepSI->getValueOperand(), Offset);
return true;

3
lib/Transforms/Utils/VNCoercion.cpp
View File

@ -190,13 +190,12 @@ static int analyzeLoadFromClobberingWrite(Type *LoadTy, Value *LoadPtr,
/// This function is called when we have a
/// memdep query of a load that ends up being a clobbering store.
int analyzeLoadFromClobberingStore(Type *LoadTy, Value *LoadPtr,
StoreInst *DepSI) {
StoreInst *DepSI, const DataLayout &DL) {
// Cannot handle reading from store of first-class aggregate yet.
if (DepSI->getValueOperand()->getType()->isStructTy() ||
DepSI->getValueOperand()->getType()->isArrayTy())
return -1;
const DataLayout &DL = DepSI->getModule()->getDataLayout();
Value *StorePtr = DepSI->getPointerOperand();
uint64_t StoreSize =
DL.getTypeSizeInBits(DepSI->getValueOperand()->getType());