Re: [libav-devel] [PATCH 0/3 v2] synth filter float ASM

2014-04-04 Thread Anton Khirnov
On Thu, 20 Mar 2014 15:37:53 -0300, James Almer jamr...@gmail.com wrote: Here are some extra implementations that extend Christophe's work. Thanks, pushed -- Anton Khirnov ___ libav-devel mailing list libav-devel@libav.org

[libav-devel] [PATCH 0/3 v2] synth filter float ASM

2014-03-20 Thread James Almer
Here are some extra implementations that extend Christophe's work. Differences with v1: * AVX/FMA3: Removed the main loop and related bookkeepeing for x64 since said loop would be run only once anyway. * FMA3: Replaced mulps+subps with FMA3 instructions, meaning two less instructions run per