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-rw-r--r--lib/CodeGen/ScheduleDAGInstrs.cpp8
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/CodeGen/ScheduleDAGInstrs.cpp b/lib/CodeGen/ScheduleDAGInstrs.cpp
index abd68caf12..e86a78c691 100644
--- a/lib/CodeGen/ScheduleDAGInstrs.cpp
+++ b/lib/CodeGen/ScheduleDAGInstrs.cpp
@@ -238,6 +238,8 @@ void ScheduleDAGInstrs::BuildSchedGraph(AliasAnalysis *AA) {
"Cannot schedule terminators or labels!");
// Create the SUnit for this MI.
SUnit *SU = NewSUnit(MI);
+ SU->isCall = TID.isCall();
+ SU->isCommutable = TID.isCommutable();
// Assign the Latency field of SU using target-provided information.
if (UnitLatencies)
@@ -564,9 +566,9 @@ void ScheduleDAGInstrs::ComputeLatency(SUnit *SU) {
// extra time.
if (SU->getInstr()->getDesc().mayLoad())
SU->Latency += 2;
- } else
- SU->Latency =
- InstrItins->getStageLatency(SU->getInstr()->getDesc().getSchedClass());
+ } else {
+ SU->Latency = TII->getInstrLatency(InstrItins, SU->getInstr());
+ }
}
void ScheduleDAGInstrs::ComputeOperandLatency(SUnit *Def, SUnit *Use,