From: Jakub Jelinek <jakub@redhat.com>
To: Jan Hubicka <hubicka@ucw.cz>
Cc: "Fang, Changpeng" <Changpeng.Fang@amd.com>,
Uros Bizjak <ubizjak@gmail.com>,
"gcc-patches@gcc.gnu.org" <gcc-patches@gcc.gnu.org>,
"rguenther@suse.de" <rguenther@suse.de>
Subject: Re: [PATCH, i386] Enable -mprefer-avx128 by default for Bulldozer
Date: Wed, 29 Jun 2011 08:18:00 -0000 [thread overview]
Message-ID: <20110629075651.GL16443@tyan-ft48-01.lab.bos.redhat.com> (raw)
In-Reply-To: <20110629074952.GC6325@kam.mff.cuni.cz>
On Wed, Jun 29, 2011 at 09:49:52AM +0200, Jan Hubicka wrote:
> > * config/i386/i386.opt (mprefer-avx128): Redefine the flag as a Mask option.
> >
> > * config/i386/i386.h (ix86_tune_indices): Add X86_TUNE_AVX128_OPTIMAL entry.
> > (TARGET_AVX128_OPTIMAL): New definition.
> >
> > * config/i386/i386.c (initial_ix86_tune_features): Initialize
> > X86_TUNE_AVX128_OPTIMAL entry.
> > (ix86_option_override_internal): Enable the generation
> > of the 128-bit instructions when TARGET_AVX128_OPTIMAL is set.
> > (ix86_preferred_simd_mode): Use TARGET_PREFER_AVX128.
> > (ix86_autovectorize_vector_sizes): Use TARGET_PREFER_AVX128.
>
> OK for mainline. For 4.6 it is RM's call.
For 4.6 it is fine as well.
Jakub
prev parent reply other threads:[~2011-06-29 7:57 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-06-23 20:48 Fang, Changpeng
2011-06-23 21:33 ` Jakub Jelinek
2011-06-24 0:14 ` Jan Hubicka
2011-06-25 6:41 ` Fang, Changpeng
2011-06-27 23:25 ` Fang, Changpeng
2011-06-28 22:43 ` Fang, Changpeng
2011-06-29 8:14 ` Jan Hubicka
2011-06-29 8:18 ` Jakub Jelinek [this message]
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