[FFmpeg-devel] [PATCH] ppc: Recognize the PPC VSX and Power8 CPU flags

[Sean McGovern]

Hi Brad,


On Fri, Sep 27, 2024, 22:16 Brad Smith <brad-at-comstyle.com at ffmpeg.org>
wrote:

> ping.
>
> On 2024-09-21 5:05 a.m., Brad Smith wrote:
> > ppc: Recognize the PPC VSX and Power8 CPU flags
> >
> > Signed-off-by: Brad Smith <brad at comstyle.com>
> > ---
> >   libavutil/cpu.c       | 2 ++
> >   libavutil/tests/cpu.c | 2 ++
> >   2 files changed, 4 insertions(+)
> >
> > diff --git a/libavutil/cpu.c b/libavutil/cpu.c
> > index df00bd541f..44cbb9e9ff 100644
> > --- a/libavutil/cpu.c
> > +++ b/libavutil/cpu.c
> > @@ -120,6 +120,8 @@ int av_parse_cpu_caps(unsigned *flags, const char *s)
> >           { "flags"   , NULL, 0, AV_OPT_TYPE_FLAGS, { .i64 = 0 },
> INT64_MIN, INT64_MAX, .unit = "flags" },
> >   #if   ARCH_PPC
> >           { "altivec" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> AV_CPU_FLAG_ALTIVEC  },    .unit = "flags" },
> > +        { "vsx"     , NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> AV_CPU_FLAG_VSX      },    .unit = "flags" },
> > +        { "power8"  , NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> AV_CPU_FLAG_POWER8   },    .unit = "flags" },
> >   #elif ARCH_X86
> >           { "mmx"     , NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> AV_CPU_FLAG_MMX      },    .unit = "flags" },
> >           { "mmx2"    , NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> AV_CPU_FLAG_MMX2     },    .unit = "flags" },
> > diff --git a/libavutil/tests/cpu.c b/libavutil/tests/cpu.c
> > index 0a459c1d9e..53e9f99950 100644
> > --- a/libavutil/tests/cpu.c
> > +++ b/libavutil/tests/cpu.c
> > @@ -51,6 +51,8 @@ static const struct {
> >       { AV_CPU_FLAG_SETEND,    "setend"     },
> >   #elif ARCH_PPC
> >       { AV_CPU_FLAG_ALTIVEC,   "altivec"    },
> > +    { AV_CPU_FLAG_VSX,       "vsx"        },
> > +    { AV_CPU_FLAG_POWER8,    "power8"     },
> >   #elif ARCH_MIPS
> >       { AV_CPU_FLAG_MMI,       "mmi"        },
> >       { AV_CPU_FLAG_MSA,       "msa"        },
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I have not tested this but it looks OK to me. Sorry for the delay.

-- Sean McGovern