On Wed, Oct 14, 2015 at 6:54 AM, Carl Eugen Hoyos <ceho...@ag.or.at> wrote: > Hendrik Leppkes <h.leppkes <at> gmail.com> writes: > >> One thing I don't understand - why are we bothering >> with something that at best comes out as "same speed" >> from tests performed? (low number of runs are >> irrelevant as they are not statistically significant). > > Since the patches apparently save a function call, > the question is imo: Why is this not measurable? > Shouldn't a function call always have a clear impact?
Unless I am completely off with asm (entirely possible, it is not my area of interest) - there is no "call" for either and both are being inlined. The difference is that fabs() and FFABS are being optimized differently. > > Carl Eugen > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > http://ffmpeg.org/mailman/listinfo/ffmpeg-devel _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel