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| author | Lang Hames <lhames@gmail.com> | 2014-04-21 08:18:53 +0000 |
|---|---|---|
| committer | Lang Hames <lhames@gmail.com> | 2014-04-21 08:18:53 +0000 |
| commit | f69bb5e43c1427d23800e4e678a7c2f2088f0c88 (patch) | |
| tree | d0ff7069c0da0d27b4acfaf87c300004cb00711d /tools | |
| parent | a21cd0433e7cde887b061ecac08c0de9f1cb8cb9 (diff) | |
| download | llvm-f69bb5e43c1427d23800e4e678a7c2f2088f0c88.tar.gz llvm-f69bb5e43c1427d23800e4e678a7c2f2088f0c88.tar.bz2 llvm-f69bb5e43c1427d23800e4e678a7c2f2088f0c88.tar.xz | |
[X86] ISEL (and X, <constant mask>) to BZHI when BMI2 is available.
Generating BZHI in the variable mask case, i.e. (and X, (sub (shl 1, N), 1)),
was already supported, but we were missing the constant-mask case. This patch
fixes that.
<rdar://problem/15480077>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206738 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools')
0 files changed, 0 insertions, 0 deletions