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| author | Daniel Sanders <daniel.sanders@imgtec.com> | 2013-11-21 11:40:14 +0000 |
|---|---|---|
| committer | Daniel Sanders <daniel.sanders@imgtec.com> | 2013-11-21 11:40:14 +0000 |
| commit | 6e664bcef3a5d493eb27ffd9a22ce69cec02b1a5 (patch) | |
| tree | 8258ce843e5a4643c7db9ece5ef3df90a0e65fa6 /llvm/lib | |
| parent | b55c7e7cc4fd2dd8bfc1725953098b072d9f612a (diff) | |
| download | bcm5719-llvm-6e664bcef3a5d493eb27ffd9a22ce69cec02b1a5.tar.gz bcm5719-llvm-6e664bcef3a5d493eb27ffd9a22ce69cec02b1a5.zip | |
[mips][msa/dsp] Only do DSP combines if DSP is enabled.
Fixes a crash (null pointer dereferenced) when MSA is enabled.
llvm-svn: 195343
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/Mips/MipsSEISelLowering.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/llvm/lib/Target/Mips/MipsSEISelLowering.cpp b/llvm/lib/Target/Mips/MipsSEISelLowering.cpp index eb9656acaef..274cdc1f89a 100644 --- a/llvm/lib/Target/Mips/MipsSEISelLowering.cpp +++ b/llvm/lib/Target/Mips/MipsSEISelLowering.cpp @@ -751,6 +751,9 @@ static SDValue performDSPShiftCombine(unsigned Opc, SDNode *N, EVT Ty, unsigned EltSize = Ty.getVectorElementType().getSizeInBits(); BuildVectorSDNode *BV = dyn_cast<BuildVectorSDNode>(N->getOperand(1)); + if (!Subtarget->hasDSP()) + return SDValue(); + if (!BV || !BV->isConstantSplat(SplatValue, SplatUndef, SplatBitSize, HasAnyUndefs, EltSize, !Subtarget->isLittle()) || |
