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| author | Evan Cheng <evan.cheng@apple.com> | 2010-09-23 19:42:03 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2010-09-23 19:42:03 +0000 |
| commit | 676e258366dd17a0b4ee6ac66914237ce181202e (patch) | |
| tree | cc18b192a5087cc2a881acab6eb719148e6661f1 /lib/Target | |
| parent | 24e6f2f802e43af0e3c72ed17fa73e3bc101dc9e (diff) | |
| download | external_llvm-676e258366dd17a0b4ee6ac66914237ce181202e.zip external_llvm-676e258366dd17a0b4ee6ac66914237ce181202e.tar.gz external_llvm-676e258366dd17a0b4ee6ac66914237ce181202e.tar.bz2 | |
Fix r114632. Return if the only terminator is an unconditional branch after the redundant ones are deleted.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114688 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target')
| -rw-r--r-- | lib/Target/ARM/ARMBaseInstrInfo.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Target/ARM/ARMBaseInstrInfo.cpp b/lib/Target/ARM/ARMBaseInstrInfo.cpp index 7786de2..a0f0c39 100644 --- a/lib/Target/ARM/ARMBaseInstrInfo.cpp +++ b/lib/Target/ARM/ARMBaseInstrInfo.cpp @@ -284,9 +284,11 @@ ARMBaseInstrInfo::AnalyzeBranch(MachineBasicBlock &MBB,MachineBasicBlock *&TBB, LastInst->eraseFromParent(); LastInst = SecondLastInst; LastOpc = LastInst->getOpcode(); - if (I == MBB.begin() || !isUnpredicatedTerminator(--I)) - break; - else { + if (I == MBB.begin() || !isUnpredicatedTerminator(--I)) { + // Return now the only terminator is an unconditional branch. + TBB = LastInst->getOperand(0).getMBB(); + return false; + } else { SecondLastInst = I; SecondLastOpc = SecondLastInst->getOpcode(); } |