From: Suzuki K Poulose <Suzuki.Poulose@arm.com>
To: Dongjiu Geng <gengdongjiu@huawei.com>,
catalin.marinas@arm.com, will.deacon@arm.com, corbet@lwn.net,
mark.rutland@arm.com, Dave.Martin@arm.com, robin.murphy@arm.com,
gregkh@linuxfoundation.org, arvind.yadav.cs@gmail.com,
linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org,
linux-kernel@vger.kernel.org, linuxarm@huawei.com
Cc: huangshaoyu@huawei.com, guohanjun@huawei.com,
zhanghaibin7@huawei.com, zhihui.gao@huawei.com
Subject: Re: [PATCH v3] arm64: v8.4: Support for new floating point multiplication instructions
Date: Wed, 13 Dec 2017 10:09:22 +0000 [thread overview]
Message-ID: <73019dea-3e2c-8d03-fe1a-6c54527fa401@arm.com> (raw)
In-Reply-To: <1513160036-41377-1-git-send-email-gengdongjiu@huawei.com>
On 13/12/17 10:13, Dongjiu Geng wrote:
> ARM v8.4 extensions add new neon instructions for performing a
> multiplication of each FP16 element of one vector with the corresponding
> FP16 element of a second vector, and to add or subtract this without an
> intermediate rounding to the corresponding FP32 element in a third vector.
>
> This patch detects this feature and let the userspace know about it via a
> HWCAP bit and MRS emulation.
>
> Cc: Dave Martin <Dave.Martin@arm.com>
> Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
> Signed-off-by: Dongjiu Geng <gengdongjiu@huawei.com>
> Reviewed-by: Dave Martin <Dave.Martin@arm.com>
Looks good to me.
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
next prev parent reply other threads:[~2017-12-13 10:09 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-12-13 10:13 Dongjiu Geng
2017-12-13 10:09 ` Suzuki K Poulose [this message]
2017-12-13 10:32 ` gengdongjiu
2018-01-05 1:22 ` gengdongjiu
2018-01-05 7:57 ` Greg KH
2018-01-05 8:22 ` gengdongjiu
2018-01-05 11:28 ` Catalin Marinas
2018-01-05 13:54 gengdongjiu
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=73019dea-3e2c-8d03-fe1a-6c54527fa401@arm.com \
--to=suzuki.poulose@arm.com \
--cc=Dave.Martin@arm.com \
--cc=arvind.yadav.cs@gmail.com \
--cc=catalin.marinas@arm.com \
--cc=corbet@lwn.net \
--cc=gengdongjiu@huawei.com \
--cc=gregkh@linuxfoundation.org \
--cc=guohanjun@huawei.com \
--cc=huangshaoyu@huawei.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-doc@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linuxarm@huawei.com \
--cc=mark.rutland@arm.com \
--cc=robin.murphy@arm.com \
--cc=will.deacon@arm.com \
--cc=zhanghaibin7@huawei.com \
--cc=zhihui.gao@huawei.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®