Abo Talib Mahfoodh 613e2d2e90 Improve vp9_iht4x4_16_add_sse2 (x1.341)
This rebase is a better implementation of the previous ones.

Modifications are done to reduce the total clock cycle.
Speedup: 1.341
Compiled with -O3
Tested with: park_joy_420_720p50.y4m

Change-Id: I940eaf283f60597ca0d9d2e13d518878d55ff02d
2013-11-18 20:53:13 -05:00
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