This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]
Other format:	[Raw text]

Re: gcc will become the best optimizing x86 compiler

From: "Steven Bosscher" <stevenb dot gcc at gmail dot com>
To: "Richard Guenther" <richard dot guenther at gmail dot com>
Cc: "Agner Fog" <agner at agner dot org>, "Michael Matz" <matz at suse dot de>, "Michael Meissner" <gnu at the-meissners dot org>, "Raksit Ashok" <raksit at google dot com>, dclarke at opensolaris dot org, gcc at gcc dot gnu dot org, TimothyPrince at sbcglobal dot net, "Tarjei Knapstad" <tarjei dot knapstad at gmail dot com>
Date: Tue, 29 Jul 2008 11:30:32 +0200
Subject: Re: gcc will become the best optimizing x86 compiler
References: <2E073B3ABB3F664DBA1D1C4D5FB47EF40EBDAD8E@NT-IRVA-0752.brcm.ad.broadcom.com> <a6265da20807231908h106c44a0s6271c09152f92ce3@mail.gmail.com> <4888375A.30601@agner.org> <9718380a0807241009m563e8da1x2983145a93e3ce7b@mail.gmail.com> <48897BFA.8000008@agner.org> <20080725220958.GA4900@tiktok.the-meissners.org> <488DA5F9.5050203@agner.org> <Pine.LNX.4.64.0807281819190.6093@wotan.suse.de> <488EAA09.1090201@agner.org> <84fc9c000807290226i117f34dar2ebded917890776@mail.gmail.com>

On Tue, Jul 29, 2008 at 11:26 AM, Richard Guenther
<richard.guenther@gmail.com> wrote:
>> g++ (v. 4.2.3) without any options converts memcpy with unknown size to  rep
>> movsb
>
> Make sure to use -D__NO_STRING_INLINES to not get glibcs inline
> implementation.

Why is this not the default?

Gr.
Steven

Follow-Ups:
- Re: gcc will become the best optimizing x86 compiler
  - From: Joseph S. Myers

References:
- Is cross-section inlining valid behaviour?
  - From: Bingfeng Mei
- Re: gcc will become the best optimizing x86 compiler
  - From: Dennis Clarke
- Re: gcc will become the best optimizing x86 compiler
  - From: Agner Fog
- Re: gcc will become the best optimizing x86 compiler
  - From: Raksit Ashok
- Re: gcc will become the best optimizing x86 compiler
  - From: Agner Fog
- Re: gcc will become the best optimizing x86 compiler
  - From: Michael Meissner
- Re: gcc will become the best optimizing x86 compiler
  - From: Agner Fog
- Re: gcc will become the best optimizing x86 compiler
  - From: Michael Matz
- Re: gcc will become the best optimizing x86 compiler
  - From: Agner Fog
- Re: gcc will become the best optimizing x86 compiler
  - From: Richard Guenther

Index Nav:	[Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav:	[Date Prev] [Date Next]	[Thread Prev] [Thread Next]