[x265] quant: returns numSig instead of absSum and lastPos
chen
chenm003 at 163.com
Mon Jul 7 17:08:40 CEST 2014
At 2014-07-07 16:04:03,"Satoshi Nakagawa" <nakagawa424 at oki.com> wrote: ># HG changeset patch># User Satoshi Nakagawa nakagawa424 at oki.com> ># Date 1404720026 -32400># Mon Jul 07 17:00:26 2014 +0900 ># Node ID dcf6f2ce907c59eedc3d488a7f047a5f094bf925 ># Parent 11c808e562b894d84961cf00080173321e272884 >quant: returns numSig instead of absSum and lastPos>- packuswb m7, m7 >- pxor m0, m0>- psadbw m0, m7>+ phaddd m7, m7 >+ phaddd m7, m7
old code have 2 uops, the new one have 6 uops
LastPos output for IDCT bypass optimize, just didn't upload it now.
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