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From: "Ludovic Courtès" <ludovic.courtes@inria.fr>
To: Romain GARBAGE <romain.garbage@inria.fr>
Cc: 74791-done@debbugs.gnu.org
Subject: bug#74791: [PATCH] transformations: Add tuning wrapper for gfortran.
Date: Thu, 12 Dec 2024 11:09:59 +0100	[thread overview]
Message-ID: <87cyhxfc08.fsf@inria.fr> (raw)
In-Reply-To: <20241211160833.16079-1-romain.garbage@inria.fr> (Romain GARBAGE's message of "Wed, 11 Dec 2024 17:06:17 +0100")

Hello comrade,

Romain GARBAGE <romain.garbage@inria.fr> skribis:

> guix/transformations.scm (tuning-compiler): Add gfortran to the list
> of wrapped compilers.
>
> Change-Id: Ic7eaa07acbb5ea013af0d515686e961106a6bbbb

I added the ‘tunable?’ property to ‘lapack’ and confirmed that this
works in a crude but reliable way:

--8<---------------cut here---------------start------------->8---
$ pgrep -fa fortran |grep -e -march
26008 /gnu/store/piai5ba5fx901hr7pwnz2b9vysrrjmlh-gfortran-11.4.0/bin/gfortran -Dblas_EXPORTS -O2 -g -DNDEBUG -fPIC -c /tmp/guix-build-lapack-3.9.0.drv-0/lapack-3.9.0/BLAS/SRC/zher2.f -o CMakeFiles/blas.dir/zher2.f.o -march=skylake
26016 /gnu/store/piai5ba5fx901hr7pwnz2b9vysrrjmlh-gfortran-11.4.0/bin/gfortran -Dblas_EXPORTS -O2 -g -DNDEBUG -fPIC -c /tmp/guix-build-lapack-3.9.0.drv-0/lapack-3.9.0/BLAS/SRC/zhpr2.f -o CMakeFiles/blas.dir/zhpr2.f.o -march=skylake
26019 /gnu/store/piai5ba5fx901hr7pwnz2b9vysrrjmlh-gfortran-11.4.0/bin/gfortran -Dblas_EXPORTS -O2 -g -DNDEBUG -fPIC -c /tmp/guix-build-lapack-3.9.0.drv-0/lapack-3.9.0/BLAS/SRC/zgemm.f -o CMakeFiles/blas.dir/zgemm.f.o -march=skylake
--8<---------------cut here---------------end--------------->8---

Thanks!

Ludo’.




      reply	other threads:[~2024-12-12 10:11 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-12-11 16:06 [bug#74791] [PATCH] transformations: Add tuning wrapper for gfortran Romain GARBAGE
2024-12-12 10:09 ` Ludovic Courtès [this message]

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