[Bug target/105072] Miss optimization for pmovzxbq.

cvs-commit at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Mon May 9 10:59:37 GMT 2022


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=105072

--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by hongtao Liu <liuhongt@gcc.gnu.org>:

https://gcc.gnu.org/g:8b59556e1c72c7c3654a7d7c675832d9fd38b7a0

commit r13-203-g8b59556e1c72c7c3654a7d7c675832d9fd38b7a0
Author: liuhongt <hongtao.liu@intel.com>
Date:   Mon Mar 28 15:31:53 2022 +0800

    Optimize vec_setv8{hi,hf}_0 + pmovzxbq to pmovzxbq.

    gcc/ChangeLog:

            PR target/105072
            * config/i386/sse.md (*sse4_1_<code>v2qiv2di2<mask_name>_1):
            New define_insn.
            (*sse4_1_zero_extendv2qiv2di2_2): New pre_reload
            define_insn_and_split.

    gcc/testsuite/ChangeLog:

            * gcc.target/i386/pr105072.c: New test.


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