commit | f9c8d4957b4472252e2a811bed9c460d99d9e811 | [log] [tgz] |
---|---|---|
author | Simon Pilgrim <llvm-dev@redking.me.uk> | Sat Jan 12 16:38:56 2019 +0000 |
committer | Simon Pilgrim <llvm-dev@redking.me.uk> | Sat Jan 12 16:38:56 2019 +0000 |
tree | f39f8ac57777385a8d82be70c77cf35905c826eb | |
parent | d4e1d2f77462f5844b8104d2d51e683f8ffcf6e7 [diff] |
[X86] More aggressive shuffle mask widening in combineExtractWithShuffle Use demanded extract index to set most of the shuffle mask to undef, making it easier to widen and peek through. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@351013 91177308-0d34-0410-b5e6-96231b3b80d8