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author | Chris Lattner <sabre@nondot.org> | 2007-11-24 19:12:15 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2007-11-24 19:12:15 +0000 |
commit | 1b66f82d6e76174231832f513f1721cbddf972ca (patch) | |
tree | 6406df8486907c2801aef457d73b8a711a0b6d5f | |
parent | 8f259c01d3c6253c3c22c7978fccc0b9be8b7ce3 (diff) | |
download | external_llvm-1b66f82d6e76174231832f513f1721cbddf972ca.zip external_llvm-1b66f82d6e76174231832f513f1721cbddf972ca.tar.gz external_llvm-1b66f82d6e76174231832f513f1721cbddf972ca.tar.bz2 |
Implement expand support for MERGE_VALUEs that only produces one result.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@44304 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index aa8ffaa..30b5515 100644 --- a/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -5401,6 +5401,10 @@ void SelectionDAGLegalize::ExpandOp(SDOperand Op, SDOperand &Lo, SDOperand &Hi){ break; case ISD::MERGE_VALUES: + if (Node->getNumValues() == 1) { + ExpandOp(Op.getOperand(0), Lo, Hi); + break; + } // FIXME: For now only expand i64,chain = MERGE_VALUES (x, y) assert(Op.ResNo == 0 && Node->getNumValues() == 2 && Op.getValue(1).getValueType() == MVT::Other && |