Hi, On Sat, Jul 6, 2024, 16:18 Rémi Denis-Courmont <r...@remlab.net> wrote:
> Le lauantaina 6. heinäkuuta 2024, 23.00.47 EEST Sean McGovern a écrit : > > Does wasted32 (and I guess wasted33 by proxy) not have to worry about > loops > > tails? I noticed the other vectorized versions don't do anything special > in > > that regard. > > Frankly, RISC-V vectors (like Arm SVE's) are scalable so I don't need to > care > about these details. > > It depends if there is padding, and if so if it can be overwritten or only > read. I don't know about this particular case. Check the x86 code. > Naah, the SSE2 version of wasted32 just unrolls it by 4 and call it a day, so then like you said this is probably either padded or else always a multiple of 512 bits. > > -- > レミ・デニ-クールモン > http://www.remlab.net/ > > > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". > -- Sean McGovern > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
