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| author | Chris Lattner <sabre@nondot.org> | 2006-04-14 23:19:08 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-04-14 23:19:08 +0000 |
| commit | 559c8ba466203a82b726da05f234cb766eebc3bc (patch) | |
| tree | 61008851d8ad9142a2fbfe608b76261814d86798 /llvm/lib/Target/PowerPC/PPCISelLowering.cpp | |
| parent | 0875d9456758bb4f75c5ebf882cd70bee1159d88 (diff) | |
| download | bcm5719-llvm-559c8ba466203a82b726da05f234cb766eebc3bc.tar.gz bcm5719-llvm-559c8ba466203a82b726da05f234cb766eebc3bc.zip | |
Allow undef in a shuffle mask
llvm-svn: 27714
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCISelLowering.cpp | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp index 99d3a47683f..8fa5f84db53 100644 --- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp +++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp @@ -416,6 +416,7 @@ bool PPC::isSplatShuffleMask(SDNode *N, unsigned EltSize) { assert(isa<ConstantSDNode>(Elt) && "Invalid VECTOR_SHUFFLE mask!"); for (unsigned i = EltSize, e = 16; i != e; i += EltSize) { + if (N->getOperand(i).getOpcode() == ISD::UNDEF) continue; assert(isa<ConstantSDNode>(N->getOperand(i)) && "Invalid VECTOR_SHUFFLE mask!"); for (unsigned j = 0; j != EltSize; ++j) |
