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Re: Backport patches that are correctness or performance bug fixes for latest AMD/Intel hardware.
- From: Jakub Jelinek <jakub at redhat dot com>
- To: harsha dot jagasia at amd dot com
- Cc: gcc-patches at gcc dot gnu dot org, hubicka at ucw dot cz, ubizjak at gmail dot com, hongjiu dot lu at intel dot com, aoliva at redhat dot com
- Date: Wed, 29 Jun 2011 18:19:18 +0200
- Subject: Re: Backport patches that are correctness or performance bug fixes for latest AMD/Intel hardware.
- References: <20110629160354.2895.50678.sendpatchset@gccpike4.amd.com>
- Reply-to: Jakub Jelinek <jakub at redhat dot com>
On Wed, Jun 29, 2011 at 11:03:55AM -0500, harsha.jagasia@amd.com wrote:
> Is it ok to commit backported patch from trunk below to gcc 4.6 as long as
> bootstrap and tests pass (ongoing)? This is one of the patches that is
> significant enough a bug for recent AMD and Intel hardware.
Yeah, this is ok for 4.6.
> 2011-06-29 Harsha Jagasia <harsha.jagasia@amd.com>
> Backport from mainline
>
> 2011-05-31 Alexandre Oliva <aoliva@redhat.com>
>
> * config/i386/i386.c (ix86_rtx_costs): Drop NEG from sub for FMA.
> * config/i386/sse.md: Add n to negated FMA pattern names.
Jakub