diff options
| author | Evan Cheng <evan.cheng@apple.com> | 2007-06-14 23:34:09 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2007-06-14 23:34:09 +0000 |
| commit | bc198eeba6d6850639c9ed6449b01aec95d7d205 (patch) | |
| tree | 781f147b7ca0850bde1826f8de6c188a8c895e11 /lib/CodeGen/IfConversion.cpp | |
| parent | e37e24331c6fb3e83d5fb0c9ce31be619359a52a (diff) | |
No really, clear predcessors states.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37581 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/IfConversion.cpp')
| -rw-r--r-- | lib/CodeGen/IfConversion.cpp | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/lib/CodeGen/IfConversion.cpp b/lib/CodeGen/IfConversion.cpp index b1aa31a28e..416c760477 100644 --- a/lib/CodeGen/IfConversion.cpp +++ b/lib/CodeGen/IfConversion.cpp @@ -662,13 +662,11 @@ void IfConverter::ReTryPreds(MachineBasicBlock *BB) { for (MachineBasicBlock::pred_iterator PI = BB->pred_begin(), E = BB->pred_end(); PI != E; ++PI) { BBInfo &PBBI = BBAnalysis[(*PI)->getNumber()]; - if (PBBI.IsDone) + if (PBBI.IsDone || PBBI.BB == BB) continue; - if (PBBI.Kind == ICNotClassfied) { - assert(!PBBI.IsEnqueued && "Unexpected"); - PBBI.IsAnalyzed = false; - } else if (PBBI.IsEnqueued && PBBI.BB != BB) - PBBI.IsEnqueued = false; + PBBI.Kind = ICNotClassfied; + PBBI.IsAnalyzed = false; + PBBI.IsEnqueued = false; } } @@ -769,8 +767,11 @@ bool IfConverter::IfConvertTriangle(BBInfo &BBI) { if (PBB == BBI.BB) continue; BBInfo &PBBI = BBAnalysis[PBB->getNumber()]; - if (PBBI.IsEnqueued) + if (PBBI.IsEnqueued) { + PBBI.Kind = ICNotClassfied; + PBBI.IsAnalyzed = false; PBBI.IsEnqueued = false; + } } } |