diff options
Diffstat (limited to 'llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp')
-rw-r--r-- | llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp b/llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp index 5fa7e8cec17..06f01e7b32b 100644 --- a/llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp +++ b/llvm/lib/Target/SystemZ/SystemZInstrInfo.cpp @@ -424,6 +424,8 @@ bool SystemZInstrInfo::AnalyzeBranch(MachineBasicBlock &MBB, MachineBasicBlock::iterator I = MBB.end(); while (I != MBB.begin()) { --I; + if (I->isDebugValue()) + continue; // Working from the bottom, when we see a non-terminator // instruction, we're done. if (!isUnpredicatedTerminator(I)) @@ -500,6 +502,8 @@ unsigned SystemZInstrInfo::RemoveBranch(MachineBasicBlock &MBB) const { while (I != MBB.begin()) { --I; + if (I->isDebugValue()) + continue; if (I->getOpcode() != SystemZ::JMP && getCondFromBranchOpc(I->getOpcode()) == SystemZCC::INVALID) break; |