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| author | Craig Topper <craig.topper@intel.com> | 2017-09-28 20:10:34 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@intel.com> | 2017-09-28 20:10:34 +0000 |
| commit | 61087147981489dcb272d1ae469e472b2c66ce18 (patch) | |
| tree | 29b2b00780b09b527d781390a9a49c4d9896e3ca /test/CodeGen/SystemZ | |
| parent | 9bdd09f11f127f151f001d6586799e25ed519029 (diff) | |
[X86] Make use of vpmovwb when possible in LowerMULH
If we have BWI, we can truncate in a much simpler way by using vpmovwb. This even works without VLX by using the wider zmm->ymm truncate with a subvector extract.
Differential Revision: https://reviews.llvm.org/D38375
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@314457 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/SystemZ')
0 files changed, 0 insertions, 0 deletions