diff options
Diffstat (limited to 'lib/Transforms/Utils/Mem2Reg.cpp')
| -rw-r--r-- | lib/Transforms/Utils/Mem2Reg.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/Transforms/Utils/Mem2Reg.cpp b/lib/Transforms/Utils/Mem2Reg.cpp index 16d05d8213..5203394099 100644 --- a/lib/Transforms/Utils/Mem2Reg.cpp +++ b/lib/Transforms/Utils/Mem2Reg.cpp @@ -25,6 +25,7 @@ namespace { // getAnalysisUsage - We need dominance frontiers // virtual void getAnalysisUsage(AnalysisUsage &AU) const { + AU.addRequired<DominatorTree>(); AU.addRequired<DominanceFrontier>(); AU.addRequired<TargetData>(); AU.setPreservesCFG(); @@ -41,6 +42,9 @@ bool PromotePass::runOnFunction(Function &F) { BasicBlock &BB = F.getEntryBlock(); // Get the entry node for the function bool Changed = false; + + DominatorTree &DT = getAnalysis<DominatorTree>(); + DominanceFrontier &DF = getAnalysis<DominanceFrontier>(); while (1) { Allocas.clear(); @@ -54,7 +58,7 @@ bool PromotePass::runOnFunction(Function &F) { if (Allocas.empty()) break; - PromoteMemToReg(Allocas, getAnalysis<DominanceFrontier>(), TD); + PromoteMemToReg(Allocas, DT, DF, TD); NumPromoted += Allocas.size(); Changed = true; } |