X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;f=lib%2FCodeGen%2FTargetInstrInfoImpl.cpp;h=4439192fe2f4ebfa8abcbe6443e4dc97da756c5d;hb=10ad98bbbb00d67d4272e8f29186a65e2a75215e;hp=8ed66f704430ef4f790d19e319d1800882d7e326;hpb=12886db4a7af74f17281695320c40248cb263f55;p=oota-llvm.git

diff --git a/lib/CodeGen/TargetInstrInfoImpl.cpp b/lib/CodeGen/TargetInstrInfoImpl.cpp
index 8ed66f70443..4439192fe2f 100644
--- a/lib/CodeGen/TargetInstrInfoImpl.cpp
+++ b/lib/CodeGen/TargetInstrInfoImpl.cpp
@@ -563,6 +563,8 @@ TargetInstrInfoImpl::getNumMicroOps(const InstrItineraryData *ItinData,
 /// Return the default expected latency for a def based on it's opcode.
 unsigned TargetInstrInfo::defaultDefLatency(const MCSchedModel *SchedModel,
                                             const MachineInstr *DefMI) const {
+  if (DefMI->isTransient())
+    return 0;
   if (DefMI->mayLoad())
     return SchedModel->LoadLatency;
   if (isHighLatencyDef(DefMI->getOpcode()))