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| author | Stuart Hastings <stuart@apple.com> | 2010-12-21 17:07:24 +0000 |
|---|---|---|
| committer | Stuart Hastings <stuart@apple.com> | 2010-12-21 17:07:24 +0000 |
| commit | 8c5bfcaa29f20e0d1084b48e4fe8c1945e541d54 (patch) | |
| tree | b213d017c9f525f2e191df59dc86f9942a11e64d | |
| parent | a93adab324659949d6cf832fe87b56a761cc2ff6 (diff) | |
| download | bcm5719-llvm-8c5bfcaa29f20e0d1084b48e4fe8c1945e541d54.tar.gz bcm5719-llvm-8c5bfcaa29f20e0d1084b48e4fe8c1945e541d54.zip | |
Missing logic for nested CALLSEQ_START/END.
llvm-svn: 122342
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp index 661a7ad6d87..a60b8719372 100644 --- a/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/LegalizeDAG.cpp @@ -255,8 +255,11 @@ void SelectionDAGLegalize::LegalizeDAG() { static SDNode *FindCallEndFromCallStart(SDNode *Node, int depth = 0) { if (Node->getOpcode() == ISD::CALLSEQ_START) depth++; - if ((Node->getOpcode() == ISD::CALLSEQ_END) && (depth == 1)) - return Node; + else if (Node->getOpcode() == ISD::CALLSEQ_END) { + depth--; + if (depth == 0) + return Node; + } if (Node->use_empty()) return 0; // No CallSeqEnd |
