[X86] Test showing inability to combine ROTLI/ROTRI rotations into shuffles
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Sat, 8 Feb 2020 20:44:41 +0000 (20:44 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Sat, 8 Feb 2020 21:03:02 +0000 (21:03 +0000)
commit4b4fbae24abf1e3c76cde3c41bb33d87688a9482
treef2546080cbd62b1d6255c8f83820999fa20f2150
parent9548b74a831ea005649465797f359e0521f3b8a9
[X86] Test showing inability to combine ROTLI/ROTRI rotations into shuffles

One of many things necessary to fix PR44379 (lowering shuffles to rotations)
llvm/test/CodeGen/X86/vector-shuffle-combining-avx512bwvl.ll
llvm/test/CodeGen/X86/vector-shuffle-combining-xop.ll