diff options
| author | Devang Patel <dpatel@apple.com> | 2008-03-18 00:39:19 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2008-03-18 00:39:19 +0000 |
| commit | 1cee94f04111cfd7114979d6dfddce2669c9380d (patch) | |
| tree | dcbe3d4a2811447eec457bce66c90106e4245c24 /include/llvm/Analysis/LoopInfo.h | |
| parent | b176038f989d98ac9f5f1dc2b52b6ef1723b2b78 (diff) | |
| download | external_llvm-1cee94f04111cfd7114979d6dfddce2669c9380d.zip external_llvm-1cee94f04111cfd7114979d6dfddce2669c9380d.tar.gz external_llvm-1cee94f04111cfd7114979d6dfddce2669c9380d.tar.bz2 | |
Identify Analysis pass.
Do not run analysis pass again if analysis info is still available.
This fixes PR1441.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48476 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Analysis/LoopInfo.h')
| -rw-r--r-- | include/llvm/Analysis/LoopInfo.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/llvm/Analysis/LoopInfo.h b/include/llvm/Analysis/LoopInfo.h index 29781b2..afefbf1 100644 --- a/include/llvm/Analysis/LoopInfo.h +++ b/include/llvm/Analysis/LoopInfo.h @@ -580,6 +580,9 @@ public: LoopInfoBase() { } ~LoopInfoBase() { releaseMemory(); } + /// isAnalysis - Return true if this pass is implementing an analysis pass. + virtual bool isAnalysis() const { return true; } + void releaseMemory() { for (typename std::vector<LoopBase<BlockT>* >::iterator I = TopLevelLoops.begin(), E = TopLevelLoops.end(); I != E; ++I) |