[Bug target/119010] [12/13/14/15 Regression] 444.namd shows a huge compile-time regression with -mtune=znver5

cvs-commit at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Mon Mar 31 06:18:32 GMT 2025


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119010

--- Comment #22 from GCC Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>:

https://gcc.gnu.org/g:c99bdfc459c669346514347a863f1a1e9266cea1

commit r15-9059-gc99bdfc459c669346514347a863f1a1e9266cea1
Author: Richard Biener <rguenther@suse.de>
Date:   Thu Mar 27 14:06:00 2025 +0100

    target/119010 - add mode attribute to *vmovv16si_constm1_pternlog_false_dep

    Like the other instances.  This avoids

    ;;       1--> b  0: i6540 {xmm2=const_vector;unspec[xmm2] 38;}    :nothing

            PR target/119010
            * config/i386/sse.md (*vmov<mode>_constm1_pternlog_false_dep):
            Add mode attribute.


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