Handle loading from/storing to undef pointers on SPU by inserting a
random load/store, rather than crashing llc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105710 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/CellSPU/SPUISelDAGToDAG.cpp b/lib/Target/CellSPU/SPUISelDAGToDAG.cpp
index bfb57d3..f76ad76 100644
--- a/lib/Target/CellSPU/SPUISelDAGToDAG.cpp
+++ b/lib/Target/CellSPU/SPUISelDAGToDAG.cpp
@@ -606,7 +606,9 @@
Base = CurDAG->getTargetConstant(0, N.getValueType());
Index = N;
return true;
- } else if (Opc == ISD::Register || Opc == ISD::CopyFromReg) {
+ } else if (Opc == ISD::Register
+ ||Opc == ISD::CopyFromReg
+ ||Opc == ISD::UNDEF) {
unsigned OpOpc = Op->getOpcode();
if (OpOpc == ISD::STORE || OpOpc == ISD::LOAD) {