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| author | Jakub Staszak <jstaszak@apple.com> | 2011-07-10 02:00:16 +0000 |
|---|---|---|
| committer | Jakub Staszak <jstaszak@apple.com> | 2011-07-10 02:00:16 +0000 |
| commit | 2b33f4cbad43dcaca944d02a6ea67991ff9db9cf (patch) | |
| tree | 5b433943be2bf59cc12292ebdd911c31fdaef67f /lib/CodeGen/IfConversion.cpp | |
| parent | c0ca67fbd39ce311dfaf30421ea193f8ecea1b62 (diff) | |
Don't analyze block if it's not considered for ifcvt anymore.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@134856 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/IfConversion.cpp')
| -rw-r--r-- | lib/CodeGen/IfConversion.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/CodeGen/IfConversion.cpp b/lib/CodeGen/IfConversion.cpp index c918bf6312..8cf68d6602 100644 --- a/lib/CodeGen/IfConversion.cpp +++ b/lib/CodeGen/IfConversion.cpp @@ -751,8 +751,9 @@ IfConverter::BBInfo &IfConverter::AnalyzeBlock(MachineBasicBlock *BB, ScanInstructions(BBI); - // Unanalyzable or ends with fallthrough or unconditional branch. - if (!BBI.IsBrAnalyzable || BBI.BrCond.empty()) { + // Unanalyzable or ends with fallthrough or unconditional branch, or if is not + // considered for ifcvt anymore. + if (!BBI.IsBrAnalyzable || BBI.BrCond.empty() || BBI.IsDone) { BBI.IsBeingAnalyzed = false; BBI.IsAnalyzed = true; return BBI; |