Use the SSE3 instruction set (pni in cpuinfo)
Name Category Description
devil media-libs DevIL image library
fasttree sci-biology Fast inference of approximately-maximum-likelihood phylogenetic trees
ffmpeg media-video Complete solution to record/convert/stream audio and video. Includes libavcodec
marisa dev-libs Matching Algorithm with Recursively Implemented StorAge
megaglest games-strategy Cross-platform 3D realtime strategy game
spandsp media-libs SpanDSP is a library of DSP functions for telephony
yatebts net-wireless The Yate GSM base station

Thank you!