diff options
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Analysis/CGSCCPassManager.cpp | 4 | ||||
| -rw-r--r-- | llvm/lib/IR/PassManager.cpp | 8 |
2 files changed, 12 insertions, 0 deletions
diff --git a/llvm/lib/Analysis/CGSCCPassManager.cpp b/llvm/lib/Analysis/CGSCCPassManager.cpp index 4d569a972fe..ad7eea8efca 100644 --- a/llvm/lib/Analysis/CGSCCPassManager.cpp +++ b/llvm/lib/Analysis/CGSCCPassManager.cpp @@ -92,6 +92,10 @@ void CGSCCAnalysisManager::invalidateImpl(void *PassID, LazyCallGraph::SCC &C) { void CGSCCAnalysisManager::invalidateImpl(LazyCallGraph::SCC &C, const PreservedAnalyses &PA) { + // Short circuit for a common case of all analyses being preserved. + if (PA.areAllPreserved()) + return; + if (DebugPM) dbgs() << "Invalidating all non-preserved analyses for SCC: " << C.getName() << "\n"; diff --git a/llvm/lib/IR/PassManager.cpp b/llvm/lib/IR/PassManager.cpp index c7638bb7fce..1eab4ae19bf 100644 --- a/llvm/lib/IR/PassManager.cpp +++ b/llvm/lib/IR/PassManager.cpp @@ -78,6 +78,10 @@ void ModuleAnalysisManager::invalidateImpl(void *PassID, Module &M) { void ModuleAnalysisManager::invalidateImpl(Module &M, const PreservedAnalyses &PA) { + // Short circuit for a common case of all analyses being preserved. + if (PA.areAllPreserved()) + return; + if (DebugPM) dbgs() << "Invalidating all non-preserved analyses for module: " << M.getModuleIdentifier() << "\n"; @@ -176,6 +180,10 @@ void FunctionAnalysisManager::invalidateImpl(void *PassID, Function &F) { void FunctionAnalysisManager::invalidateImpl(Function &F, const PreservedAnalyses &PA) { + // Short circuit for a common case of all analyses being preserved. + if (PA.areAllPreserved()) + return; + if (DebugPM) dbgs() << "Invalidating all non-preserved analyses for function: " << F.getName() << "\n"; |
