For avx2 I have some to push to the trunk, I did merge it yesterday with all recent changes. But I don t remember what those tables looks like.
For 10 and 12bits, ssse3 should slow down the decoding since it uses 4 more instructions in the loop. Le samedi 23 août 2014, Christophe Gisquet <christophe.gisq...@gmail.com> a écrit : > Hi, > > 2014-08-23 16:52 GMT+02:00 James Almer <jamr...@gmail.com <javascript:;>>: > >> -QPEL_TABLE 8, 8, b, sse4 > >> -QPEL_TABLE 10, 4, w, sse4 > >> -QPEL_TABLE 12, 4, w, sse4 > >> +QPEL_TABLE 8, 8, b, ssse3 > >> +QPEL_TABLE 10, 4, w, ssse3 > >> +QPEL_TABLE 12, 4, w, ssse3 > > > > Do these need to be duplicated? You could just remove the suffix and let > > every version of the function use the same tables. > > What do you mean by duplicated? That tables for 10 and 12 are? > > Otherwise, I'm leaving the ssse3/opt parameter for 2 reasons: > - try to not perform changes that aren't required for it to work > - I don't know how the avx2 code would look but indeed, if it had to > use other tables, it would then use new macro(s) > > Maybe your suggestions could be delayed after the code is converted to > ssse3? Probably there wouldn't be any, but patch conflicts would be > cumbersome. > > -- > Christophe > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org <javascript:;> > http://ffmpeg.org/mailman/listinfo/ffmpeg-devel > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
