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In AliasSetTracker, do not change the alias set to "mod/ref" when adding

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a volatile load, or a volatile store.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@190631 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Krzysztof Parzyszek 2013-09-12 20:15:50 +00:00
parent 4a1535c038
commit e7262388ed
1 changed files with 0 additions and 2 deletions
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2
lib/Analysis/AliasSetTracker.cpp
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@ -299,7 +299,6 @@ bool AliasSetTracker::add(Value *Ptr, uint64_t Size, const MDNode *TBAAInfo) {
bool AliasSetTracker::add(LoadInst *LI) { bool AliasSetTracker::add(LoadInst *LI) {
if (LI->getOrdering() > Monotonic) return addUnknown(LI); if (LI->getOrdering() > Monotonic) return addUnknown(LI);
AliasSet::AccessType ATy = AliasSet::Refs; AliasSet::AccessType ATy = AliasSet::Refs;
if (!LI->isUnordered()) ATy = AliasSet::ModRef;
bool NewPtr; bool NewPtr;
AliasSet &AS = addPointer(LI->getOperand(0), AliasSet &AS = addPointer(LI->getOperand(0),
AA.getTypeStoreSize(LI->getType()), AA.getTypeStoreSize(LI->getType()),
@ -312,7 +311,6 @@ bool AliasSetTracker::add(LoadInst *LI) {
bool AliasSetTracker::add(StoreInst *SI) { bool AliasSetTracker::add(StoreInst *SI) {
if (SI->getOrdering() > Monotonic) return addUnknown(SI); if (SI->getOrdering() > Monotonic) return addUnknown(SI);
AliasSet::AccessType ATy = AliasSet::Mods; AliasSet::AccessType ATy = AliasSet::Mods;
if (!SI->isUnordered()) ATy = AliasSet::ModRef;
bool NewPtr; bool NewPtr;
Value *Val = SI->getOperand(0); Value *Val = SI->getOperand(0);
AliasSet &AS = addPointer(SI->getOperand(1), AliasSet &AS = addPointer(SI->getOperand(1),