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| author | Chris Lattner <sabre@nondot.org> | 2006-08-15 23:27:50 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-08-15 23:27:50 +0000 |
| commit | 5298de51b81ac44992f3aa4357267c05ea916231 (patch) | |
| tree | 117c6db13d2031e4838fec9d32b495d848be3ef7 | |
| parent | 0b3e525a3a6b55b66dc5676675712b26e4c1ed9f (diff) | |
allow Select to return the node being selected if RAU isn't needed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29712 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | utils/TableGen/DAGISelEmitter.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/utils/TableGen/DAGISelEmitter.cpp b/utils/TableGen/DAGISelEmitter.cpp index 08da0c09dc..3b58817cf4 100644 --- a/utils/TableGen/DAGISelEmitter.cpp +++ b/utils/TableGen/DAGISelEmitter.cpp @@ -3655,7 +3655,7 @@ OS << " unsigned NumKilled = ISelKilled.size();\n"; 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"; |