Changes in directory llvm/lib/VMCore:
PassManager.cpp updated: 1.142 -> 1.143 --- Log message: Add preparePassManager() hook. This allows each pass to check whether current active pass manager is appropriate or not. A loop pass may consider current LPPassManager in appropraite if loop pass is not preserving analysis information that is used by other passes managed by current LPPassManager. In such situation, loop pass can pop current LPPassManager from the PMStack using this hook and use new LPPassManager for itself. --- Diffs of the changes: (+3 -0) PassManager.cpp | 3 +++ 1 files changed, 3 insertions(+) Index: llvm/lib/VMCore/PassManager.cpp diff -u llvm/lib/VMCore/PassManager.cpp:1.142 llvm/lib/VMCore/PassManager.cpp:1.143 --- llvm/lib/VMCore/PassManager.cpp:1.142 Mon Mar 5 16:57:49 2007 +++ llvm/lib/VMCore/PassManager.cpp Mon Mar 5 19:06:16 2007 @@ -385,6 +385,9 @@ if (findAnalysisPass(P->getPassInfo())) return; + // Give pass a chance to prepare the stage. + P->preparePassManager(activeStack); + AnalysisUsage AnUsage; P->getAnalysisUsage(AnUsage); const std::vector<AnalysisID> &RequiredSet = AnUsage.getRequiredSet(); _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits