diff options
Diffstat (limited to 'lib/CodeGen/PostRASchedulerList.cpp')
| -rw-r--r-- | lib/CodeGen/PostRASchedulerList.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/lib/CodeGen/PostRASchedulerList.cpp b/lib/CodeGen/PostRASchedulerList.cpp index 0f2d3095ac..9d75b25b82 100644 --- a/lib/CodeGen/PostRASchedulerList.cpp +++ b/lib/CodeGen/PostRASchedulerList.cpp @@ -655,11 +655,11 @@ bool SchedulePostRATDList::BreakAntiDependencies() { I != E; --Count) { MachineInstr *MI = --I; - // After regalloc, IMPLICIT_DEF instructions aren't safe to treat as - // dependence-breaking. In the case of an INSERT_SUBREG, the IMPLICIT_DEF + // After regalloc, KILL instructions aren't safe to treat as + // dependence-breaking. In the case of an INSERT_SUBREG, the KILL // is left behind appearing to clobber the super-register, while the // subregister needs to remain live. So we just ignore them. - if (MI->getOpcode() == TargetInstrInfo::IMPLICIT_DEF) + if (MI->getOpcode() == TargetInstrInfo::KILL) continue; // Check if this instruction has a dependence on the critical path that |