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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.

llvm-svn: 190631
This commit is contained in:
Krzysztof Parzyszek 2013-09-12 20:15:50 +00:00
parent 47bfa9a072
commit d3b8515190
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) {
if (LI->getOrdering() > Monotonic) return addUnknown(LI);
AliasSet::AccessType ATy = AliasSet::Refs;
if (!LI->isUnordered()) ATy = AliasSet::ModRef;
bool NewPtr;
AliasSet &AS = addPointer(LI->getOperand(0),
AA.getTypeStoreSize(LI->getType()),
@ -312,7 +311,6 @@ bool AliasSetTracker::add(LoadInst *LI) {
bool AliasSetTracker::add(StoreInst *SI) {
if (SI->getOrdering() > Monotonic) return addUnknown(SI);
AliasSet::AccessType ATy = AliasSet::Mods;
if (!SI->isUnordered()) ATy = AliasSet::ModRef;
bool NewPtr;
Value *Val = SI->getOperand(0);
AliasSet &AS = addPointer(SI->getOperand(1),