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Re: [x86-64 psABI]: Extend x86-64 psABI to support AVX-512
- From: Richard Biener <richard dot guenther at gmail dot com>
- To: "H.J. Lu" <hjl dot tools at gmail dot com>,GNU C Library <libc-alpha at sourceware dot org>,GCC Development <gcc at gcc dot gnu dot org>,Binutils <binutils at sourceware dot org>,"Girkar, Milind" <milind dot girkar at intel dot com>,"Kreitzer, David L" <david dot l dot kreitzer at intel dot com>
- Date: Wed, 24 Jul 2013 17:23:06 +0200
- Subject: Re: [x86-64 psABI]: Extend x86-64 psABI to support AVX-512
- References: <CAMe9rOrvMxSLj3LcYBs71tVdw6C0vJFKD2HxvnoHc13UamftwA at mail dot gmail dot com>
"H.J. Lu" <hjl.tools@gmail.com> wrote:
>Hi,
>
>Here is a patch to extend x86-64 psABI to support AVX-512:
Afaik avx 512 doubles the amount of xmm registers. Can we get them callee saved please?
Thanks,
Richard.
>http://software.intel.com/sites/default/files/319433-015.pdf
>
>
>--
>H.J.