Roll out r125794 to help diagnose the llvm-gcc-i386-linux-selfhost failure.
llvm-svn: 125830
diff --git a/llvm/lib/CodeGen/SelectionDAG/SDNodeDbgValue.h b/llvm/lib/CodeGen/SelectionDAG/SDNodeDbgValue.h
index 2dcb229..e5cd23a 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SDNodeDbgValue.h
+++ b/llvm/lib/CodeGen/SelectionDAG/SDNodeDbgValue.h
@@ -83,6 +83,14 @@
// Returns the SDNode* for a register ref
SDNode *getSDNode() { assert (kind==SDNODE); return u.s.Node; }
+ // setSDNode - If underlying SDNode is replaced by another node then
+ // SelectionDAG can use this to transfer DbgValue.
+ void setSDNode(SDNode *N, unsigned R) {
+ assert (kind==SDNODE);
+ u.s.Node = N;
+ u.s.ResNo = R;
+ }
+
// Returns the ResNo for a register ref
unsigned getResNo() { assert (kind==SDNODE); return u.s.ResNo; }