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Subject: [Bug target/89984] Extra register move
Date: Mon, 06 Sep 2021 12:18:25 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D89984

--- Comment #3 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by H.J. Lu <hjl@gcc.gnu.org>:

https://gcc.gnu.org/g:652bef70d392f9541b12ef65b461009c8c8fd54a

commit r12-3369-g652bef70d392f9541b12ef65b461009c8c8fd54a
Author: H.J. Lu <hjl.tools@gmail.com>
Date:   Sat Sep 4 08:28:00 2021 -0700

    x86: Add non-destructive source to @xorsign<mode>3_1

    Add non-destructive source alternative to @xorsign<mode>3_1 for AVX.

    gcc/

            PR target/89984
            * config/i386/i386-expand.c (ix86_split_xorsign): Use operands[=
2].
            * config/i386/i386.md (@xorsign<mode>3_1): Add non-destructive
            source alternative for AVX.

    gcc/testsuite/

            PR target/89984
            * gcc.target/i386/pr89984-1.c: New test.
            * gcc.target/i386/pr89984-2.c: Likewise.
            * gcc.target/i386/xorsign-avx.c: Likewise.=