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Re: [Patch wwwdocs] gcc-5/changes.html : Document AMD monitorx and mwaitx
- From: Richard Biener <richard dot guenther at gmail dot com>
- To: "Kumar, Venkataramanan" <Venkataramanan dot Kumar at amd dot com>
- Cc: "Gerald Pfeifer (gerald at pfeifer dot com)" <gerald at pfeifer dot com>, "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
- Date: Thu, 9 Jul 2015 16:32:35 +0200
- Subject: Re: [Patch wwwdocs] gcc-5/changes.html : Document AMD monitorx and mwaitx
- Authentication-results: sourceware.org; auth=none
- References: <7794A52CE4D579448B959EED7DD0A4723DD1CBF9 at satlexdag06 dot amd dot com>
On Thu, Jul 9, 2015 at 4:28 PM, Kumar, Venkataramanan
<Venkataramanan.Kumar@amd.com> wrote:
> Hi Gerald,
>
> This patch documents about AMD instructions "mwaitx" and "monitorx" in GCC- 5 changes.html.
> Please let me know if this ok to commit?
>
> Index: htdocs/gcc-5/changes.html
> ===================================================================
> RCS file: /cvs/gcc/wwwdocs/htdocs/gcc-5/changes.html,v
> retrieving revision 1.121
> diff -r1.121 changes.html
> 810a811,819
>> <li>Support for new AMD instructions <code>monitorx</code> and
>> <code>mwaitx</code> has been added. This includes new intrinsic
>> and built-in support. It is enabled through option <code>-mmwaitx</code>.
>> The instructions <code>monitorx</code> and <code>mwaitx</code>
>> implement the same functionality as the old <code>monitor</code>
>> and <code>mwait</code> instructions. In addition <code>mwaitx</code>
>> adds a configurable timer. The timer value is received as third
>> argument and stored in register <code>%ebx</code>. GCC 5.2 is the
>> first release to support these instructions.</li>
>
> I will send another patch for trunk as well.
Please add it to a subsection containing GCC 5.2 changes, see older
releases for examples.
Richard.
> Regards,
> Venkat.
>