diff options
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LICM.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/Scalar/LICM.cpp b/llvm/lib/Transforms/Scalar/LICM.cpp index 8c0747782d7..98599dea050 100644 --- a/llvm/lib/Transforms/Scalar/LICM.cpp +++ b/llvm/lib/Transforms/Scalar/LICM.cpp @@ -170,7 +170,8 @@ struct LegacyLICMPass : public LoopPass { /// loop preheaders be inserted into the CFG... /// void getAnalysisUsage(AnalysisUsage &AU) const override { - AU.setPreservesCFG(); + AU.addPreserved<DominatorTreeWrapperPass>(); + AU.addPreserved<LoopInfoWrapperPass>(); AU.addRequired<TargetLibraryInfoWrapperPass>(); if (EnableMSSALoopDependency) AU.addRequired<MemorySSAWrapperPass>(); @@ -220,7 +221,10 @@ PreservedAnalyses LICMPass::run(Loop &L, LoopAnalysisManager &AM, return PreservedAnalyses::all(); auto PA = getLoopPassPreservedAnalyses(); - PA.preserveSet<CFGAnalyses>(); + + PA.preserve<DominatorTreeAnalysis>(); + PA.preserve<LoopAnalysis>(); + return PA; } |
