Don't call getAnalysisUsage unless -debug-pass is enabled. This speeds
up the passmgr by avoiding useless work.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@54528 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Analysis/LoopPass.cpp b/lib/Analysis/LoopPass.cpp
index 460a1b0..b9e5f99 100644
--- a/lib/Analysis/LoopPass.cpp
+++ b/lib/Analysis/LoopPass.cpp
@@ -214,11 +214,9 @@
for (unsigned Index = 0; Index < getNumContainedPasses(); ++Index) {
Pass *P = getContainedPass(Index);
- AnalysisUsage AnUsage;
- P->getAnalysisUsage(AnUsage);
dumpPassInfo(P, EXECUTION_MSG, ON_LOOP_MSG, "");
- dumpAnalysisSetInfo("Required", P, AnUsage.getRequiredSet());
+ dumpRequiredSet(P);
initializeAnalysisImpl(P);
@@ -230,7 +228,7 @@
if (Changed)
dumpPassInfo(P, MODIFICATION_MSG, ON_LOOP_MSG, "");
- dumpAnalysisSetInfo("Preserved", P, AnUsage.getPreservedSet());
+ dumpPreservedSet(P);
verifyPreservedAnalysis(LP);
removeNotPreservedAnalysis(P);