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[AAEval] Use LocationSize instead of ints; NFC

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Keeping these patches super small so they're easily post-commit
verifiable, as requested in D44748.

llvm-svn: 350014
This commit is contained in:
George Burgess IV 2018-12-23 02:39:58 +00:00
parent c321a29f0e
commit 584e0434bb
1 changed files with 10 additions and 7 deletions
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17
lib/Analysis/AliasAnalysisEvaluator.cpp
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@ -141,14 +141,16 @@ void AAEvaluator::runInternal(Function &F, AAResults &AA) {
// iterate over the worklist, and run the full (n^2)/2 disambiguations
for (SetVector<Value *>::iterator I1 = Pointers.begin(), E = Pointers.end();
I1 != E; ++I1) {
uint64_t I1Size = MemoryLocation::UnknownSize;
auto I1Size = LocationSize::unknown();
Type *I1ElTy = cast<PointerType>((*I1)->getType())->getElementType();
if (I1ElTy->isSized()) I1Size = DL.getTypeStoreSize(I1ElTy);
if (I1ElTy->isSized())
I1Size = LocationSize::precise(DL.getTypeStoreSize(I1ElTy));
for (SetVector<Value *>::iterator I2 = Pointers.begin(); I2 != I1; ++I2) {
uint64_t I2Size = MemoryLocation::UnknownSize;
Type *I2ElTy =cast<PointerType>((*I2)->getType())->getElementType();
if (I2ElTy->isSized()) I2Size = DL.getTypeStoreSize(I2ElTy);
auto I2Size = LocationSize::unknown();
Type *I2ElTy = cast<PointerType>((*I2)->getType())->getElementType();
if (I2ElTy->isSized())
I2Size = LocationSize::precise(DL.getTypeStoreSize(I2ElTy));
AliasResult AR = AA.alias(*I1, I1Size, *I2, I2Size);
switch (AR) {
@ -232,9 +234,10 @@ void AAEvaluator::runInternal(Function &F, AAResults &AA) {
Instruction *I = C.getInstruction();
for (auto Pointer : Pointers) {
uint64_t Size = MemoryLocation::UnknownSize;
auto Size = LocationSize::unknown();
Type *ElTy = cast<PointerType>(Pointer->getType())->getElementType();
if (ElTy->isSized()) Size = DL.getTypeStoreSize(ElTy);
if (ElTy->isSized())
Size = LocationSize::precise(DL.getTypeStoreSize(ElTy));
switch (AA.getModRefInfo(C, Pointer, Size)) {
case ModRefInfo::NoModRef: