commit 069473be9706dcfbf8cad7be8aee47d81f551071
author Luc Trudeau <luc@trud.ca> Wed Feb 28 11:57:14 2018 -0500
committer Luc Trudeau <luc@trud.ca> Fri Apr 27 19:02:38 2018 +0000
tree 1f8505d0bad24bf9fae95f95a6144410a82fa5ab
parent 5905ac569b3b4eb4a35e43a7271e1c78b357453d

[CFL] SSSE3 Versions of luma_subsampling_420_hbd

We include unit tests for conformance and speed.

SSSE3/CFLSubsampleHBDSpeedTest (i7-7820X)
4x4: C time = 96 us, SIMD time = 56 us (~1.7x)
8x8: C time = 319 us, SIMD time = 96 us (~3.3x)
16x16: C time = 1637 us, SIMD time = 243 us (~6.7x)
32x32: C time = 8057 us, SIMD time = 890 us (~9.1x)

Change-Id: Ie49c133e45c3a5d216519d46e27eb7ce4553faa7

av1/common/av1_rtcd_defs.pl

diff --git a/av1/common/av1_rtcd_defs.pl b/av1/common/av1_rtcd_defs.pl
index 564d62f..63b4c6c 100755
--- a/av1/common/av1_rtcd_defs.pl
+++ b/av1/common/av1_rtcd_defs.pl
@@ -355,6 +355,9 @@
 add_proto qw/cfl_subsample_lbd_fn cfl_get_luma_subsampling_444_lbd/, "TX_SIZE tx_size";
 specialize qw/cfl_get_luma_subsampling_444_lbd ssse3 avx2 neon/;
 
+add_proto qw/cfl_subsample_hbd_fn cfl_get_luma_subsampling_420_hbd/, "TX_SIZE tx_size";
+specialize qw/cfl_get_luma_subsampling_420_hbd ssse3/;
+
 add_proto qw/cfl_predict_lbd_fn get_predict_lbd_fn/, "TX_SIZE tx_size";
 specialize qw/get_predict_lbd_fn ssse3 avx2 neon/;