[PATCH 4/4][x86] Support clwb,pcommit,ifma,vbmi.

[H.J. Lu]

On Mon, Nov 17, 2014 at 6:09 AM, H.J. Lu <hjl.tools@gmail.com> wrote:
> On Mon, Nov 17, 2014 at 5:31 AM, Ilya Tocar <tocarip.intel@gmail.com> wrote:
>>> I checked in a fix for x86 assembler manual.  Please
>>> rebase.
>>>
>> Rebased.
>
> I checked in all 4 patches with some modifications in manual.
> Please do
>
> # cd gas
> # make info
> # info doc/as.info
>
> to compare your changes vs mine.
>
> You have
>
> diff --git a/gas/doc/c-i386.texi b/gas/doc/c-i386.texi
> index 440f375..facf7ad 100644
> --- a/gas/doc/c-i386.texi
> +++ b/gas/doc/c-i386.texi
> @@ -196,6 +196,7 @@ accept various extension mnemonics.  For example,
>  @code{svme},
>  @code{abm} and
>  @code{padlock}.
> +@code{clwb},
>  Note that rather than extending a basic instruction set, the extension
>  mnemonics starting with @code{no} revoke the respective functionality.
>
> which is incorrect.  Also "info doc/as.info" from mine has
>
> '.avx512f'     '.avx512cd'    '.avx512er'    '.avx512pf'
> '.avx512vl'    '.avx512bw'    '.avx512dq'    '.avx512ifma'
> '.avx512vbmi'  '.clwb'        '.pcommit'
>
> which look much nicer than yours.
>

I have backported all 4 patches to 2.25 branch.


H.J.