tree 17e1d5ab023aa202495373fb493b51e2c93f0da7
parent 64f9bfe00cbe6bafc4d79236d4eec0b37b05d4c8
author Yunqing Wang <yunqingwang@google.com> 1632870486 -0700
committer Yunqing Wang <yunqingwang@google.com> 1632941050 +0000

Add SSE2 optimization for satd_lp

Speedups (SSE2 vs c) at function level:
    47% (satd_size  = 16)
    50% (satd_size  = 64)
    70% (satd_size  = 256)
    46% (satd_size  = 1024)

Change-Id: Ib669dac0dc2c3a17a20f09acc4603519dbbe0ecd