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RE: Backport AVX256 load/store split patches to gcc 4.6 for performance boost on latest AMD/Intel hardware.

From: "Lu, Hongjiu" <hongjiu dot lu at intel dot com>
To: "Fang, Changpeng" <Changpeng dot Fang at amd dot com>, "Jagasia, Harsha" <harsha dot jagasia at amd dot com>, "'H.J. Lu'" <hjl dot tools at gmail dot com>
Cc: "'gcc-patches at gcc dot gnu dot org'" <gcc-patches at gcc dot gnu dot org>, "'hubicka at ucw dot cz'" <hubicka at ucw dot cz>, "'ubizjak at gmail dot com'" <ubizjak at gmail dot com>
Date: Mon, 20 Jun 2011 16:02:23 -0700
Subject: RE: Backport AVX256 load/store split patches to gcc 4.6 for performance boost on latest AMD/Intel hardware.
References: <20110620165806.6911.15686.sendpatchset@gccpike4.amd.com> <BANLkTi=1x4nnkCUBQL7YAcrAFrVOr6jJiA@mail.gmail.com>,<63EE40A00BA43F49B85FACBB03F078B60816B33089@sausexmbp02.amd.com> <D4C76825A6780047854A11E93CDE84D005980DC703@SAUSEXMBP01.amd.com>

> 
> The patch that disables default setting of unaligned load splitting
> for bdver1 has been committed
> to trunk as revision 175230.
> 
> Here is the patch: http://gcc.gnu.org/ml/gcc-patches/2011-
> 06/msg01518.html.
> 
> H. J., is there anything else that is pending to fix at this moment
> regarding avx256 load/store splitting?
> 
> If no, can we backport the set of patches to 4.6 branch now?
> 

I have no problems with backporting now.

Thanks.

H.J.

Follow-Ups:
- Re: Backport AVX256 load/store split patches to gcc 4.6 for performance boost on latest AMD/Intel hardware.
  - From: Richard Guenther

References:
- Backport AVX256 load/store split patches to gcc 4.6 for performance boost on latest AMD/Intel hardware.
  - From: harsha.jagasia
- Re: Backport AVX256 load/store split patches to gcc 4.6 for performance boost on latest AMD/Intel hardware.
  - From: H.J. Lu
- RE: Backport AVX256 load/store split patches to gcc 4.6 for performance boost on latest AMD/Intel hardware.
  - From: Jagasia, Harsha
- RE: Backport AVX256 load/store split patches to gcc 4.6 for performance boost on latest AMD/Intel hardware.
  - From: Fang, Changpeng

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