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authorDimitry Andric <dim@FreeBSD.org>2013-06-10 20:36:52 +0000
committerDimitry Andric <dim@FreeBSD.org>2013-06-10 20:36:52 +0000
commit59d6cff90eecf31cb3dd860c4e786674cfdd42eb (patch)
tree909310b2e05119d1d6efda049977042abbb58bb1 /lib/CodeGen/TargetSchedule.cpp
parent4a16efa3e43e35f0cc9efe3a67f620f0017c3d36 (diff)
Notes
Diffstat (limited to 'lib/CodeGen/TargetSchedule.cpp')
-rw-r--r--lib/CodeGen/TargetSchedule.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/CodeGen/TargetSchedule.cpp b/lib/CodeGen/TargetSchedule.cpp
index 783bfa1c1a188..1bf14dbcef2cf 100644
--- a/lib/CodeGen/TargetSchedule.cpp
+++ b/lib/CodeGen/TargetSchedule.cpp
@@ -128,6 +128,8 @@ resolveSchedClass(const MachineInstr *MI) const {
// Get the definition's scheduling class descriptor from this machine model.
unsigned SchedClass = MI->getDesc().getSchedClass();
const MCSchedClassDesc *SCDesc = SchedModel.getSchedClassDesc(SchedClass);
+ if (!SCDesc->isValid())
+ return SCDesc;
#ifndef NDEBUG
unsigned NIter = 0;