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<div id="divNeteaseMailCard"></div>right<br></div><pre><br>At 2014-12-30 21:45:20,praveen@multicorewareinc.com wrote:
># HG changeset patch
># User Praveen Tiwari
># Date 1419246771 -19800
># Node ID ed7405ed73e062a32c1413f8868d5f73edde79ac
># Parent 32ed3f21039a5b93a54da8961442825e4db69d88
>saoCuOrgE0 asm code, improved 500.43 -> 466.58
>
>diff -r 32ed3f21039a -r ed7405ed73e0 source/common/x86/const-a.asm
>--- a/source/common/x86/const-a.asm Mon Dec 29 13:49:02 2014 +0530
>+++ b/source/common/x86/const-a.asm Mon Dec 22 16:42:51 2014 +0530
>@@ -50,6 +50,7 @@
> const pb_unpackwq2, db 4,5,4,5,4,5,4,5,6,7,6,7,6,7,6,7
> const pw_swap, times 2 db 6,7,4,5,2,3,0,1
>
>+const pb_2, times 16 db 2
> const pb_4, times 16 db 4
> const pb_16, times 16 db 16
> const pb_64, times 16 db 64
>diff -r 32ed3f21039a -r ed7405ed73e0 source/common/x86/loopfilter.asm
>--- a/source/common/x86/loopfilter.asm Mon Dec 29 13:49:02 2014 +0530
>+++ b/source/common/x86/loopfilter.asm Mon Dec 22 16:42:51 2014 +0530
>@@ -29,9 +29,12 @@
>
> SECTION_RODATA 32
>
>-pw_2: times 16 db 2
>
> SECTION .text
>+cextern pb_1
>+cextern pb_128
>+cextern pb_2
>+
>
> ;============================================================================================================
> ; void saoCuOrgE0(pixel * rec, int8_t * offsetEo, int lcuWidth, int8_t signLeft)
>@@ -39,47 +42,44 @@
> INIT_XMM sse4
> cglobal saoCuOrgE0, 4, 4, 8, rec, offsetEo, lcuWidth, signLeft
>
>- neg r3 ; r3 = -iSignLeft
>- movd m0, r3d
>- pslldq m0, 15 ; m0 = [iSignLeft x .. x]
>- pcmpeqb m4, m4 ; m4 = [pb -1]
>- pxor m5, m5 ; m5 = 0
>- movh m6, [r1] ; m6 = m_offsetEo
>+ neg r3 ; r3 = -signLeft
>+ movzx r3d, r3b
>+ movd m0, r3d
>+ mova m4, [pb_128] ; m4 = [80]
>+ pxor m5, m5 ; m5 = 0
>+ movu m6, [r1] ; m6 = offsetEo
>
> .loop:
>- movu m7, [r0] ; m1 = pRec[x]
>- mova m1, m7
>- movu m2, [r0+1] ; m2 = pRec[x+1]
>+ movu m7, [r0] ; m1 = rec[x]
>+ movu m2, [r0 + 1] ; m2 = rec[x+1]
>
>- psubusb m3, m2, m7
>- psubusb m1, m2
>- pcmpeqb m3, m5
>- pcmpeqb m1, m5
>- pcmpeqb m2, m7
>+ pxor m1, m7, m4
>+ pxor m3, m2, m4
>+ pcmpgtb m2, m1, m3
>+ pcmpgtb m3, m1
>+ pand m2, [pb_1]
>+ por m2, m3
>
>- pabsb m3, m3 ; m1 = (pRec[x] - pRec[x+1]) > 0) ? 1 : 0
>- por m1, m3 ; m1 = iSignRight
>- pandn m2, m1
>+ pslldq m3, m2, 1
>+ por m3, m0
>
>- palignr m3, m2, m0, 15 ; m3 = -iSignLeft
>- psignb m3, m4 ; m3 = iSignLeft
>- mova m0, m4
>- pslldq m0, 15
>- pand m0, m2 ; [pb 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,-1]
>- paddb m2, m3
>- paddb m2, [pw_2] ; m1 = uiEdgeType
>- pshufb m3, m6, m2
>- pmovzxbw m2, m7 ; rec
>- punpckhbw m7, m5
>- pmovsxbw m1, m3 ; iOffsetEo
>- punpckhbw m3, m3
>- psraw m3, 8
>- paddw m2, m1
>- paddw m7, m3
>- packuswb m2, m7
>- movu [r0], m2
>+ psignb m3, m4 ; m3 = signLeft
>+ pxor m0, m0
>+ palignr m0, m2, 15
>+ paddb m2, m3
>+ paddb m2, [pb_2] ; m1 = uiEdgeType
>+ pshufb m3, m6, m2
>+ pmovzxbw m2, m7 ; rec
>+ punpckhbw m7, m5
>+ pmovsxbw m1, m3 ; offsetEo
>+ punpckhbw m3, m3
>+ psraw m3, 8
>+ paddw m2, m1
>+ paddw m7, m3
>+ packuswb m2, m7
>+ movu [r0], m2
>
>- add r0q, 16
>- sub r2d, 16
>+ add r0q, 16
>+ sub r2d, 16
> jnz .loop
> RET
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</pre></div>