[x265] [PATCH 0 of 6 ] SAO SSE4 asm code for HIGH_BIT_DEPTH

chen chenm003 at 163.com
Mon Jun 22 16:54:08 CEST 2015


right
 
some comment:
'psignb X, [pb_128]' equal to 'psubb X, 0, X', in AVX2, second type faster, in SSE4, choice depends on IACA report
 
in PMINSW, you buffer ZERO into M0, and use pw_1023 directly, could you try buffer  pw_1023 and use PXOR to get ZERO?

At 2015-06-22 20:50:32,dnyaneshwar at multicorewareinc.com wrote:
>SAO_EO_0        8.97x    974.03          8740.81
>SAO_EO_1        10.18x   492.67          5017.42
>SAO_EO_1_2Rows  11.21x   900.82          10095.86
>SAO_EO_2[0]     6.27x    207.22          1298.92
>SAO_EO_2[1]     8.92x    555.20          4949.69
>SAO_EO_3[0]     4.97x    236.72          1177.29
>SAO_EO_3[1]     8.67x    551.14          4778.67
>SAO_BO_0        7.50x    23127.89        173346.66
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