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Re: [PATCH] Enabling Software Prefetching by Default at -O3

From: Sebastian Pop <sebpop at gmail dot com>
To: Richard Guenther <rguenther at suse dot de>
Cc: "Fang, Changpeng" <Changpeng dot Fang at amd dot com>, Mark Mitchell <mark at codesourcery dot com>, Christian Borntraeger <borntraeger at de dot ibm dot com>, "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>, "H.J. Lu" <hjl dot tools at gmail dot com>, Zdenek Dvorak <rakdver at kam dot mff dot cuni dot cz>, Maxim Kuvyrkov <maxim at codesourcery dot com>
Date: Fri, 25 Jun 2010 13:25:49 -0500
Subject: Re: [PATCH] Enabling Software Prefetching by Default at -O3
References: <D4C76825A6780047854A11E93CDE84D02F7743@SAUSEXMBP01.amd.com> <AANLkTinutwOlwcSgK7PFpXdEAoi957jmbxZk5naMfW9r@mail.gmail.com> <AANLkTimAawmDJgc5suPrCuitiV0JrB0vseOz43zpR0o4@mail.gmail.com> <201006192104.54441.borntraeger@de.ibm.com> <4C1D2304.5080007@codesourcery.com> <D4C76825A6780047854A11E93CDE84D02F7750@SAUSEXMBP01.amd.com> <alpine.LNX.2.00.1006251137270.1429@zhemvz.fhfr.qr>

On Fri, Jun 25, 2010 at 04:37, Richard Guenther <rguenther@suse.de> wrote:
> On Thu, 24 Jun 2010, Fang, Changpeng wrote:
>
>> Hi,
>>
>> Attached is the version of the patch that turns prefetching on at -O3 for AMD cpus
>> only. As discussed elsewhere in this thread, we use tri-state for -fprefetch-loop-arrays.
>> If this flag is not explicitly set, ?(for -O3) we turn it on in gcc/config/i386/i386.c
>> (override_options).
>>
>> Is this OK to commit now?
>
> Ok.
>

Committed r161391.

Follow-Ups:
- Re: [PATCH] Enabling Software Prefetching by Default at -O3
  - From: Richard Guenther

References:
- [PATCH] Enabling Software Prefetching by Default at -O3
  - From: Fang, Changpeng
- Re: [PATCH] Enabling Software Prefetching by Default at -O3
  - From: H.J. Lu
- Re: [PATCH] Enabling Software Prefetching by Default at -O3
  - From: H.J. Lu
- Re: [PATCH] Enabling Software Prefetching by Default at -O3
  - From: Christian Borntraeger
- Re: [PATCH] Enabling Software Prefetching by Default at -O3
  - From: Mark Mitchell
- RE: [PATCH] Enabling Software Prefetching by Default at -O3
  - From: Fang, Changpeng
- RE: [PATCH] Enabling Software Prefetching by Default at -O3
  - From: Richard Guenther

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