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| author | Nirav Dave <niravd@google.com> | 2017-04-06 19:05:41 +0000 |
|---|---|---|
| committer | Nirav Dave <niravd@google.com> | 2017-04-06 19:05:41 +0000 |
| commit | 974f7c23ae084f830f94f5749f4f24b48e98f77d (patch) | |
| tree | 784a5768de5e70570599a3db0b10c47deb94b6bd /llvm/lib/CodeGen | |
| parent | 8ef20ea7c24c96670e8ef3d3b77772d17ada581b (diff) | |
| download | bcm5719-llvm-974f7c23ae084f830f94f5749f4f24b48e98f77d.tar.gz bcm5719-llvm-974f7c23ae084f830f94f5749f4f24b48e98f77d.zip | |
[SDAG] Fix visitAND optimization to deal with vector extract case again.
Summary:
Fix case elided by rL298920.
Fixes PR32545.
Reviewers: eli.friedman, RKSimon
Subscribers: llvm-commits
Differential Revision: https://reviews.llvm.org/D31759
llvm-svn: 299688
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp index 8a7a8904539..8f05c61a957 100644 --- a/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp @@ -3589,7 +3589,7 @@ SDValue DAGCombiner::visitAND(SDNode *N) { SDValue NewLoad(Load, 0); // Fold the AND away. NewLoad may get replaced immediately. - CombineTo(N, NewLoad); + CombineTo(N, (N0.getNode() == Load) ? NewLoad : N0); if (Load->getExtensionType() == ISD::EXTLOAD) { NewLoad = DAG.getLoad(Load->getAddressingMode(), ISD::ZEXTLOAD, |
