| commit | ea489b8b0d89e391455689b7cc397d0c261677c9 | [log] [tgz] |
|---|---|---|
| author | Andre McCurdy <armccurdy@gmail.com> | Wed Apr 18 17:41:00 2018 -0700 |
| committer | Rich Felker <dalias@aerifal.cx> | Thu Apr 19 12:27:16 2018 -0400 |
| tree | a810bb435fbac14d1269bf5a5150be808cdf795f | |
| parent | 0c6abb58820398ac995305d88f3e6a9f0a692eb7 [diff] |
provide optimized a_ctz_32 for arm Provide an ARM specific a_ctz_32 helper function for architecture versions for which it can be implemented efficiently via the "rbit" instruction (ie all Thumb-2 capable versions of ARM v6 and above).