[llvm-commits] CVS: llvm/utils/TableGen/DAGISelEmitter.cpp

[Chris Lattner]

Changes in directory llvm/utils/TableGen:

DAGISelEmitter.cpp updated: 1.242 -> 1.243
---
Log message:

allow Select to return the node being selected if RAU isn't needed.


---
Diffs of the changes:  (+1 -1)

 DAGISelEmitter.cpp |    2 +-
 1 files changed, 1 insertion(+), 1 deletion(-)


Index: llvm/utils/TableGen/DAGISelEmitter.cpp
diff -u llvm/utils/TableGen/DAGISelEmitter.cpp:1.242 llvm/utils/TableGen/DAGISelEmitter.cpp:1.243
--- llvm/utils/TableGen/DAGISelEmitter.cpp:1.242	Fri Aug 11 13:33:41 2006
+++ llvm/utils/TableGen/DAGISelEmitter.cpp	Tue Aug 15 18:27:50 2006
@@ -3655,7 +3655,7 @@
   OS << "    ISelQueue.pop_back();\n";
   OS << "    if (!isSelected(Node->getNodeId())) {\n";
   OS << "      SDNode *ResNode = Select(Tmp, SDOperand(Node, 0));\n";
-  OS << "      if (ResNode) ReplaceUses(Node, ResNode);\n";
+  OS << "      if (ResNode && ResNode != Node) ReplaceUses(Node, ResNode);\n";
   OS << "    }\n";
   OS << "  }\n";
   OS << "\n";