diff options
Diffstat (limited to 'llvm/lib/Target/AMDGPU/SIMachineScheduler.cpp')
| -rw-r--r-- | llvm/lib/Target/AMDGPU/SIMachineScheduler.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/llvm/lib/Target/AMDGPU/SIMachineScheduler.cpp b/llvm/lib/Target/AMDGPU/SIMachineScheduler.cpp index 22fa16632c9..343c8b6e7a6 100644 --- a/llvm/lib/Target/AMDGPU/SIMachineScheduler.cpp +++ b/llvm/lib/Target/AMDGPU/SIMachineScheduler.cpp @@ -1874,6 +1874,8 @@ void SIScheduleDAGMI::moveLowLatencies() { bool CopyForLowLat = false; for (SDep& SuccDep : SU->Succs) { SUnit *Succ = SuccDep.getSUnit(); + if (SuccDep.isWeak() || Succ->NodeNum >= DAGSize) + continue; if (SITII->isLowLatencyInstruction(*Succ->getInstr())) { CopyForLowLat = true; } |
