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| author | Jakub Staszak <kubastaszak@gmail.com> | 2012-10-29 23:13:50 +0000 |
|---|---|---|
| committer | Jakub Staszak <kubastaszak@gmail.com> | 2012-10-29 23:13:50 +0000 |
| commit | d74cb61d86e302eae5b4211df8cddc224b1c2b1b (patch) | |
| tree | 7430660c58bccd81dce02845dab3ca3e31370391 /llvm/lib | |
| parent | 7389f8454f49aa6f943756406541aa075db60c09 (diff) | |
| download | bcm5719-llvm-d74cb61d86e302eae5b4211df8cddc224b1c2b1b.tar.gz bcm5719-llvm-d74cb61d86e302eae5b4211df8cddc224b1c2b1b.zip | |
Revert r166971. It causes buildbot failure. To be investigated.
llvm-svn: 166979
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 4b6ab745828..29ba59c7a74 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -6438,17 +6438,17 @@ LowerVECTOR_SHUFFLE_128v4(ShuffleVectorSDNode *SVOp, SelectionDAG &DAG) { } static bool MayFoldVectorLoad(SDValue V) { - while (V.hasOneUse() && V.getOpcode() == ISD::BITCAST) + if (V.hasOneUse() && V.getOpcode() == ISD::BITCAST) V = V.getOperand(0); - if (V.hasOneUse() && V.getOpcode() == ISD::SCALAR_TO_VECTOR) V = V.getOperand(0); if (V.hasOneUse() && V.getOpcode() == ISD::BUILD_VECTOR && V.getNumOperands() == 2 && V.getOperand(1).getOpcode() == ISD::UNDEF) // BUILD_VECTOR (load), undef V = V.getOperand(0); - - return MayFoldLoad(V); + if (MayFoldLoad(V)) + return true; + return false; } // FIXME: the version above should always be used. Since there's |
