Fix for -sched-high-latency-cycles in sched=list-ilp mode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127071 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp
index 25f0927a3c1f12489e2411af06b0a33d31e0f400..67005d7e637a072b40dd42a2c8597032bb09fca6 100644 (file)
--- a/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.cpp
@@ -515,7 +515,9 @@ void ScheduleDAGSDNodes::ComputeLatency(SUnit *SU) {
   }
 
   if (!InstrItins || InstrItins->isEmpty()) {
-    if (SU->getNode() && TII->isHighLatencyDef(SU->getNode()->getOpcode()))
+    SDNode *N = SU->getNode();
+    if (N && N->isMachineOpcode() &&
+        TII->isHighLatencyDef(N->getMachineOpcode()))
       SU->Latency = HighLatencyCycles;
     else
       SU->Latency = 1;