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Re: Does GCC support Power8 extensions like vpmsum?
- From: Mason <slash dot tmp at free dot fr>
- To: Jeffrey Walton <noloader at gmail dot com>
- Cc: GCC help <gcc-help at gcc dot gnu dot org>
- Date: Mon, 4 Sep 2017 15:17:13 +0200
- Subject: Re: Does GCC support Power8 extensions like vpmsum?
- Authentication-results: sourceware.org; auth=none
- References: <CAH8yC8nndCprshmYa_P=0mTKmotm2_EjTOA-jTW0dPW=a8bQVA@mail.gmail.com>
On 02/09/2017 17:55, Jeffrey Walton wrote:
> Please forgive my ignorance. I'm trying to determine if GCC supports
> Power8 extensions like vpmsum. Search is returning GCC docs as the top
> hits at https://www.google.com/search?q=gcc+altivec+vpmsum.
>
> The problem is, none of the results include vpmsum. I'm not sure
> what's broken with Google search. Maybe I used the wrong finger to
> press enter.
IIUC, the syntax for an exact match is to put the search term between
double quotes:
https://www.google.com/search?q=%22gcc%22+%22altivec%22+%22vpmsum%22
which returns a few relevant(?) links such as
https://gcc.gnu.org/ml/gcc-patches/2015-08/msg01213.html
https://patchwork.ozlabs.org/patch/509083/
https://github.com/gcc-mirror/gcc/blob/master/gcc/config/rs6000/rs6000-builtin.def
Regards.