| commit | 4b1808d8e7bceec973f4fe62c96cc7f39e757f02 | [log] [tgz] |
|---|---|---|
| author | Craig Topper <craig.topper@gmail.com> | Sun Dec 27 21:33:47 2015 +0000 |
| committer | Craig Topper <craig.topper@gmail.com> | Sun Dec 27 21:33:47 2015 +0000 |
| tree | 9ae1fb8d4437b1715fd83d7ca2f498088d45c190 | |
| parent | c48fa89e443000db7b3faeee25ba3efe577843d5 [diff] |
[SelectionDAG] Teach LegalizeVectorOps to not unroll CTLZ_ZERO_UNDEF and CTTZ_ZERO_UNDEF if the non-ZERO_UNDEF form is legal or custom. Will be used to simplify X86 code in a follow on commit. llvm-svn: 256476