Change the interface to PromoteMemToReg to also take a DominatorTree
llvm-svn: 8883
diff --git a/llvm/lib/Transforms/Scalar/Mem2Reg.cpp b/llvm/lib/Transforms/Scalar/Mem2Reg.cpp
index 16d05d8..5203394 100644
--- a/llvm/lib/Transforms/Scalar/Mem2Reg.cpp
+++ b/llvm/lib/Transforms/Scalar/Mem2Reg.cpp
@@ -25,6 +25,7 @@
// 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 @@
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 @@
if (Allocas.empty()) break;
- PromoteMemToReg(Allocas, getAnalysis<DominanceFrontier>(), TD);
+ PromoteMemToReg(Allocas, DT, DF, TD);
NumPromoted += Allocas.size();
Changed = true;
}