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Christophe Gisquet e2946e5c34 x86: sbrdsp: implement SSE qmf_deint_bfly
From 312 to 89/68 (sse/sse2) cycles on Arrandale and Win64.
Sandybridge: 68/47 cycles.

Having a loop counter is a 7 cycle gain.
Unrolling is another 7 cycle gain.
Working in reverse scan is another 6 cycles.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
2013-04-08 02:26:34 +02:00
..
2013-03-12 19:56:58 +01:00
2013-03-12 19:56:58 +01:00
2013-03-12 19:56:58 +01:00
2013-03-22 22:57:23 +01:00
2013-03-12 19:56:58 +01:00