diff options
Diffstat (limited to 'lib/CodeGen/PeepholeOptimizer.cpp')
| -rw-r--r-- | lib/CodeGen/PeepholeOptimizer.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/CodeGen/PeepholeOptimizer.cpp b/lib/CodeGen/PeepholeOptimizer.cpp index 07c2b80dcb..1ddfe8b7c2 100644 --- a/lib/CodeGen/PeepholeOptimizer.cpp +++ b/lib/CodeGen/PeepholeOptimizer.cpp @@ -336,7 +336,9 @@ bool PeepholeOptimizer::runOnMachineFunction(MachineFunction &MF) { MachineInstr *MI = &*MII++; LocalMIs.insert(MI); - if (MI->getDesc().hasUnmodeledSideEffects()) + if (MI->isLabel() || MI->isPHI() || MI->isImplicitDef() || + MI->isKill() || MI->isInlineAsm() || MI->isDebugValue() || + MI->getDesc().hasUnmodeledSideEffects()) continue; if (MI->getDesc().isCompare()) { |