Revert "[X86][SSE] lowerShuffleAsBitRotate - lower to vXi8 shuffles to ROTL on pre...
authorAmy Huang <akhuang@google.com>
Thu, 13 Feb 2020 00:59:17 +0000 (16:59 -0800)
committerAmy Huang <akhuang@google.com>
Thu, 13 Feb 2020 01:00:37 +0000 (17:00 -0800)
commitde1d90299b16ec274d4aca3551e4c3e5bb7e8344
treeb5f98fe2635b9082b30fa5368cef8df32702cec4
parent3aac953afa34885a72df96f2b703b65f85cbb149
Revert "[X86][SSE] lowerShuffleAsBitRotate - lower to vXi8 shuffles to ROTL on pre-SSSE3 targets"

This reverts commit 11c16e71598d51f15b4cfd0f719c4dabcc0bebf7 because it
causes a crash in chromium code. See
https://reviews.llvm.org/rG11c16e71598d51f15b4cfd0f719c4dabcc0bebf7.
llvm/lib/Target/X86/X86ISelLowering.cpp
llvm/test/CodeGen/X86/bitreverse.ll
llvm/test/CodeGen/X86/bswap-vector.ll
llvm/test/CodeGen/X86/vector-bitreverse.ll
llvm/test/CodeGen/X86/vector-shuffle-128-v16.ll