On Thu, Sep 21, 2017 at 11:25 AM, Shalnov, Sergey
wrote:
> gcc/ChangeLog:
>
> 2017-09-21 Sergey Shalnov
>
> * config/i386/i386.c (flag_opts): Added a macro for new option
> (ix86_preferred_simd_mode): Prefer 256-bit AVX modes when the flag
> -mprefer-avx256 is on
>
cc.gnu.org; kirill.yuk...@gmail.com; Koval, Julia
; Senkevich, Andrew
Subject: Re: [PATCH, i386] Enable option -mprefer-avx256 added for Intel AVX512
configuration
On Wed, Sep 20, 2017 at 3:59 PM, Shalnov, Sergey
wrote:
> Uros,
>
> This is the ChangeLog
>
> 2017-09-20 Se
On Wed, Sep 20, 2017 at 3:59 PM, Shalnov, Sergey
wrote:
> Uros,
>
> This is the ChangeLog
>
> 2017-09-20 Sergey Shalnov sergey.shal...@intel.com
> * config/i386/i386.opt (mprefer-avx256): command line documentation added for
> -mprefer-avx256
> * config/i386/i386.c (ix86_preferred_simd_mode): P
ros Bizjak [mailto:ubiz...@gmail.com]
Sent: Wednesday, September 20, 2017 3:51 PM
To: Shalnov, Sergey
Cc: gcc-patches@gcc.gnu.org; kirill.yuk...@gmail.com; Koval, Julia
; Senkevich, Andrew
Subject: Re: [PATCH, i386] Enable option -mprefer-avx256 added for Intel AVX512
configuration
On Wed, Sep 20, 201
On Wed, Sep 20, 2017 at 10:48 AM, Shalnov, Sergey
wrote:
> Uros,
> Could you please merge the patch into mainline?
Please send updated ChangeLog that describes all changes in the patch.
Uros.
Subject: Re: [PATCH, i386] Enable option -mprefer-avx256 added for Intel AVX512
configuration
On Tue, Sep 19, 2017 at 4:00 PM, Shalnov, Sergey
wrote:
> Uros
> Please, find the new patch attached.
> Previously, I thought to change integer part of the "
> ix86_preferred_simd_mode
On Tue, Sep 19, 2017 at 4:00 PM, Shalnov, Sergey
wrote:
> Uros
> Please, find the new patch attached.
> Previously, I thought to change integer part of the "
> ix86_preferred_simd_mode" function in the same way
> as it done with floating point part. I haven't done it to disturb less code
> by th
17 11:44 AM
To: Shalnov, Sergey
Cc: gcc-patches@gcc.gnu.org; kirill.yuk...@gmail.com; Koval, Julia
; Senkevich, Andrew
Subject: Re: [PATCH, i386] Enable option -mprefer-avx256 added for Intel AVX512
configuration
On Thu, Sep 14, 2017 at 2:10 PM, Shalnov, Sergey
wrote:
> Hi,
> GCC has the opti
On Thu, Sep 14, 2017 at 2:10 PM, Shalnov, Sergey
wrote:
> Hi,
> GCC has the option "mprefer-avx128" to use 128-bit AVX registers instead of
> 256-bit AVX registers in the auto-vectorizer.
> This patch enables the command line option "mprefer-avx256" that reduces
> 512-bit registers usage in "mar
f Of Jakub Jelinek
Sent: Thursday, September 14, 2017 2:36 PM
To: Shalnov, Sergey
Cc: gcc-patches@gcc.gnu.org; ubiz...@gmail.com; kirill.yuk...@gmail.com; Koval,
Julia ; Senkevich, Andrew
Subject: Re: [PATCH, i386] Enable option -mprefer-avx256 added for Intel AVX512
configuration
On Thu, Sep 1
On 2017.09.14 at 14:36 +0200, Jakub Jelinek wrote:
> On Thu, Sep 14, 2017 at 12:10:50PM +, Shalnov, Sergey wrote:
> > GCC has the option "mprefer-avx128" to use 128-bit AVX registers instead
> > of 256-bit AVX registers in the auto-vectorizer.
>
> > This patch enables the command line option "
On Thu, Sep 14, 2017 at 12:10:50PM +, Shalnov, Sergey wrote:
> GCC has the option "mprefer-avx128" to use 128-bit AVX registers instead
> of 256-bit AVX registers in the auto-vectorizer.
> This patch enables the command line option "mprefer-avx256" that reduces
> 512-bit registers usage in "ma
Hi,
GCC has the option "mprefer-avx128" to use 128-bit AVX registers instead of
256-bit AVX registers in the auto-vectorizer.
This patch enables the command line option "mprefer-avx256" that reduces
512-bit registers usage in "march=skylake-avx512" mode.
This is the initial implementation of the
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