[FFmpeg-devel] [PATCH] Fix the tail handling in R-V V sad

[flow gg]

It seems that v0 and v24 need to be set to 0, and they have already been
set.

Rémi Denis-Courmont <remi at remlab.net> 于2025年1月8日周三 02:23写道：

> Le maanantaina 23. joulukuuta 2024, 17.01.32 UTC+2 uk7b-at-
> foxmail.com at ffmpeg.org a écrit :
> > From: sunyuechi <sunyuechi at iscas.ac.cn>
> >
> > ---
> >  libavcodec/riscv/h26x/asm.S    | 36 +++++++++++++++++-----------------
> >  libavcodec/riscv/vvc/sad_rvv.S |  2 +-
> >  2 files changed, 19 insertions(+), 19 deletions(-)
> >
> > diff --git a/libavcodec/riscv/h26x/asm.S b/libavcodec/riscv/h26x/asm.S
> > index d99690d9a0..0c9ebbdaad 100644
> > --- a/libavcodec/riscv/h26x/asm.S
> > +++ b/libavcodec/riscv/h26x/asm.S
> > @@ -20,46 +20,46 @@
> >
> >  #include "libavutil/riscv/asm.S"
> >
> > -.macro vsetvlstatic w, vlen, en, mn1, mn2, mn3, mn4, mn5, mn6
> > +.macro vsetvlstatic w, vlen, en, mn1, mn2, mn3, mn4, mn5, mn6, vta=ta
>
> Probably OK, but AFAIR, there is also a problem with uninitialised values
> in
> the VVC SAD code.
>
> --
> 雷米‧德尼-库尔蒙
> http://www.remlab.net/
>
>
>
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