[Bug target/115065] AVR clz is not always fast as can be

[cvs-commit at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115065

--- Comment #2 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Georg-Johann Lay <g...@gcc.gnu.org>:

https://gcc.gnu.org/g:988838da722dea09bd81ee9d49800a6f24980372

commit r15-645-g988838da722dea09bd81ee9d49800a6f24980372
Author: Wolfgang Hospital <wolfgang.hospi...@arcor.de>
Date:   Sat May 18 15:02:51 2024 +0200

    AVR: target/115065 - Tweak __clzhi2.

    The libgcc implementation of __clzhi2 can be tweaked by
    one cycle in some situations by re-arranging the instructions.
    It also reduces the WCET by 1 cycle.

    libgcc/
            PR target/115065
            * config/avr/lib1funcs.S (__clzhi2): Tweak.