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| author | Simon Pilgrim <llvm-dev@redking.me.uk> | 2018-10-22 18:58:32 +0000 |
|---|---|---|
| committer | Simon Pilgrim <llvm-dev@redking.me.uk> | 2018-10-22 18:58:32 +0000 |
| commit | 794f85cd937c7a169050f9c1b9b678357ce04a46 (patch) | |
| tree | 8a1bcb5a7e7e1267b4f573400d64d9896632f89b /llvm/lib/CodeGen/MachineCopyPropagation.cpp | |
| parent | 036e54d32ef9ad7f8e1f7f277ec96338bc26eac5 (diff) | |
| download | llvm-794f85cd937c7a169050f9c1b9b678357ce04a46.zip llvm-794f85cd937c7a169050f9c1b9b678357ce04a46.tar.gz llvm-794f85cd937c7a169050f9c1b9b678357ce04a46.tar.bz2 | |
Revert rL344933 from llvm/trunk: [X86][SSE] Tidyup DecodeVPERMILPMask shuffle mask decoding
We can't safely assume that certain RawMask entries are UNDEF as most variable shuffles ignore non-index bits.
........
Add support for UNDEF raw mask elements and remove the ConstantPool DecodeVPERMILPMask usage in X86ISelLowering.cpp
llvm-svn: 344936
Diffstat (limited to 'llvm/lib/CodeGen/MachineCopyPropagation.cpp')
0 files changed, 0 insertions, 0 deletions