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[GVNHoist] Mark GlobalsAA as preserved by GVNHoist. 

Reviewers: sebpop, hiraditya

Reviewed By: sebpop

Subscribers: n.bozhenov, llvm-commits

Differential Revision: https://reviews.llvm.org/D32158
Patch by Andrei Elovikov <andrei.elovikov@intel.com>

llvm-svn: 300552
This commit is contained in:
Nikolai Bozhenov 2017-04-18 13:25:49 +00:00
parent b97768499f
commit 9e4a1c39db
1 changed files with 3 additions and 0 deletions
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3
llvm/lib/Transforms/Scalar/GVNHoist.cpp
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@ -45,6 +45,7 @@
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Analysis/GlobalsModRef.h"
#include "llvm/Analysis/MemorySSA.h"
#include "llvm/Analysis/MemorySSAUpdater.h"
#include "llvm/Analysis/ValueTracking.h"
@ -1010,6 +1011,7 @@ public:
AU.addRequired<MemorySSAWrapperPass>();
AU.addPreserved<DominatorTreeWrapperPass>();
AU.addPreserved<MemorySSAWrapperPass>();
AU.addPreserved<GlobalsAAWrapperPass>();
}
};
} // namespace
@ -1026,6 +1028,7 @@ PreservedAnalyses GVNHoistPass::run(Function &F, FunctionAnalysisManager &AM) {
PreservedAnalyses PA;
PA.preserve<DominatorTreeAnalysis>();
PA.preserve<MemorySSAAnalysis>();
PA.preserve<GlobalsAA>();
return PA;
}