linux-kernel - Re: [PATCH 1/2] MIPS: Add MAC2008 Support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-ID: <5e29f797.1c69fb81.d69bc.8e3a@mx.google.com>
Date:   Thu, 23 Jan 2020 11:44:23 -0800
From:   Paul Burton <paulburton@...nel.org>
To:     Jiaxun Yang <jiaxun.yang@...goat.com>
CC:     linux-mips@...r.kernel.org
Subject: Re: [PATCH 1/2] MIPS: Add MAC2008 Support

Hello,

Jiaxun Yang wrote:
> MAC2008 means the processor implemented IEEE754 style Fused MADD
> instruction. It was introduced in Release3 but removed in Release5.
> 
> The toolchain support of MAC2008 have never landed except for Loongson
> processors.
> 
> This patch aimed to disabled the MAC2008 if it's optional. For
> MAC2008 only processors, we corrected math-emu behavior to align
> with actual hardware behavior.

Series applied to mips-next.

> MIPS: Add MAC2008 Support
>   commit ece276de2a1f
>   https://git.kernel.org/mips/c/ece276de2a1f
>   
>   Signed-off-by: Jiaxun Yang <jiaxun.yang@...goat.com>
>   [paulburton@...nel.org: Fixup MIPSr2-r5 check in cpu_set_fpu_2008.]
>   Signed-off-by: Paul Burton <paulburton@...nel.org>
> 
> MIPS: Loongson64: Select mac2008 only feature
>   commit c9444384f0d5
>   https://git.kernel.org/mips/c/c9444384f0d5
>   
>   Signed-off-by: Jiaxun Yang <jiaxun.yang@...goat.com>
>   Signed-off-by: Paul Burton <paulburton@...nel.org>

Thanks,
    Paul

[ This message was auto-generated; if you believe anything is incorrect
  then please email paulburton@...nel.org to report it. ]