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InstSimplify: Simplify (X - (0 - Y)) if the second sub is NUW
[oota-llvm.git]
/
lib
/
Analysis
/
ScalarEvolutionAliasAnalysis.cpp
diff --git
a/lib/Analysis/ScalarEvolutionAliasAnalysis.cpp
b/lib/Analysis/ScalarEvolutionAliasAnalysis.cpp
index 7be6aca768909f452de7e084586aa73f14417912..5c339eecdd62ce62b495828ce2cf5632bce2ba81 100644
(file)
--- a/
lib/Analysis/ScalarEvolutionAliasAnalysis.cpp
+++ b/
lib/Analysis/ScalarEvolutionAliasAnalysis.cpp
@@
-34,7
+34,7
@@
namespace {
public:
static char ID; // Class identification, replacement for typeinfo
public:
static char ID; // Class identification, replacement for typeinfo
- ScalarEvolutionAliasAnalysis() : FunctionPass(ID), SE(
0
) {
+ ScalarEvolutionAliasAnalysis() : FunctionPass(ID), SE(
nullptr
) {
initializeScalarEvolutionAliasAnalysisPass(
*PassRegistry::getPassRegistry());
}
initializeScalarEvolutionAliasAnalysisPass(
*PassRegistry::getPassRegistry());
}
@@
-102,7
+102,7
@@
ScalarEvolutionAliasAnalysis::GetBaseValue(const SCEV *S) {
return U->getValue();
}
// No Identified object found.
return U->getValue();
}
// No Identified object found.
- return
0
;
+ return
nullptr
;
}
AliasAnalysis::AliasResult
}
AliasAnalysis::AliasResult
@@
-162,10
+162,10
@@
ScalarEvolutionAliasAnalysis::alias(const Location &LocA,
if ((AO && AO != LocA.Ptr) || (BO && BO != LocB.Ptr))
if (alias(Location(AO ? AO : LocA.Ptr,
AO ? +UnknownSize : LocA.Size,
if ((AO && AO != LocA.Ptr) || (BO && BO != LocB.Ptr))
if (alias(Location(AO ? AO : LocA.Ptr,
AO ? +UnknownSize : LocA.Size,
- AO ?
0 : LocA.TBAATag
),
+ AO ?
AAMDNodes() : LocA.AATags
),
Location(BO ? BO : LocB.Ptr,
BO ? +UnknownSize : LocB.Size,
Location(BO ? BO : LocB.Ptr,
BO ? +UnknownSize : LocB.Size,
- BO ?
0 : LocB.TBAATag
)) == NoAlias)
+ BO ?
AAMDNodes() : LocB.AATags
)) == NoAlias)
return NoAlias;
// Forward the query to the next analysis.
return NoAlias;
// Forward the query to the next analysis.