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| author | Chris Lattner <sabre@nondot.org> | 2002-10-23 03:30:47 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2002-10-23 03:30:47 +0000 |
| commit | a0877726df7b62bea4cf81625cae6c34345efdc7 (patch) | |
| tree | cdd33a9df050ea969b595253931367d2a745dff4 /lib/CodeGen/InstrSched/InstrScheduling.cpp | |
| parent | 54b866b896d1b778961c8a582d9ad6a496341a67 (diff) | |
Tell PassManager that this pass does not invalidate the CFG so that dominator
information and Loop info will not have to be recomputed after this runs.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@4269 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/InstrSched/InstrScheduling.cpp')
| -rw-r--r-- | lib/CodeGen/InstrSched/InstrScheduling.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/CodeGen/InstrSched/InstrScheduling.cpp b/lib/CodeGen/InstrSched/InstrScheduling.cpp index a985680da3..9818b70838 100644 --- a/lib/CodeGen/InstrSched/InstrScheduling.cpp +++ b/lib/CodeGen/InstrSched/InstrScheduling.cpp @@ -1499,6 +1499,7 @@ namespace { // getAnalysisUsage - We use LiveVarInfo... virtual void getAnalysisUsage(AnalysisUsage &AU) const { AU.addRequired<FunctionLiveVarInfo>(); + AU.setPreservesCFG(); } bool runOnFunction(Function &F); |