[x265] [PATCH Review only] asm: chroma_vpp[8x8] for colorspace i420 in avx2: improve 338c->269c

chen chenm003 at 163.com
Mon Dec 8 18:16:03 CET 2014


its right

At 2014-12-05 19:34:09,"Divya Manivannan" <divya at multicorewareinc.com> wrote:
># HG changeset patch
># User Divya Manivannan <divya at multicorewareinc.com>
># Date 1417779106 -19800
>#      Fri Dec 05 17:01:46 2014 +0530
># Node ID e2e90864e41109edf751703b1fbe1a21ad3032eb
># Parent  1458ad34157c89332fa598b4a34f38c214194838
>asm: chroma_vpp[8x8] for colorspace i420 in avx2: improve 338c->269c
>
>diff -r 1458ad34157c -r e2e90864e411 source/common/x86/asm-primitives.cpp
>--- a/source/common/x86/asm-primitives.cpp	Thu Dec 04 17:13:29 2014 +0530
>+++ b/source/common/x86/asm-primitives.cpp	Fri Dec 05 17:01:46 2014 +0530
>@@ -1881,6 +1881,7 @@
>         p.luma_vpp[LUMA_8x32] = x265_interp_8tap_vert_pp_8x32_avx2;
> 
>         p.chroma[X265_CSP_I420].filter_vpp[CHROMA_4x4] = x265_interp_4tap_vert_pp_4x4_avx2;
>+        p.chroma[X265_CSP_I420].filter_vpp[CHROMA_8x8] = x265_interp_4tap_vert_pp_8x8_avx2;
>     }
> #endif // if HIGH_BIT_DEPTH
> }
>diff -r 1458ad34157c -r e2e90864e411 source/common/x86/ipfilter8.asm
>--- a/source/common/x86/ipfilter8.asm	Thu Dec 04 17:13:29 2014 +0530
>+++ b/source/common/x86/ipfilter8.asm	Fri Dec 05 17:01:46 2014 +0530
>@@ -3182,6 +3182,84 @@
> FILTER_V4_W8_H8_H16_H32 8, 12
> FILTER_V4_W8_H8_H16_H32 8, 64
> 
>+%macro PROCESS_CHROMA_AVX2_W8_8R 0
>+    movq            xm1, [r0]                       ; m1 = row 0
>+    movq            xm2, [r0 + r1]                  ; m2 = row 1
>+    punpcklbw       xm1, xm2                        ; m1 = [17 07 16 06 15 05 14 04 13 03 12 02 11 01 10 00]
>+    movq            xm3, [r0 + r1 * 2]              ; m3 = row 2
>+    punpcklbw       xm2, xm3                        ; m2 = [27 17 26 16 25 15 24 14 23 13 22 12 21 11 20 10]
>+    vinserti128     m5, m1, xm2, 1                  ; m5 = [27 17 26 16 25 15 24 14 23 13 22 12 21 11 20 10] - [17 07 16 06 15 05 14 04 13 03 12 02 11 01 10 00]
>+    pmaddubsw       m5, [r5]
>+    movq            xm4, [r0 + r4]                  ; m4 = row 3
>+    punpcklbw       xm3, xm4                        ; m3 = [37 27 36 26 35 25 34 24 33 23 32 22 31 21 30 20]
>+    lea             r0, [r0 + r1 * 4]
>+    movq            xm1, [r0]                       ; m1 = row 4
>+    punpcklbw       xm4, xm1                        ; m4 = [47 37 46 36 45 35 44 34 43 33 42 32 41 31 40 30]
>+    vinserti128     m2, m3, xm4, 1                  ; m2 = [47 37 46 36 45 35 44 34 43 33 42 32 41 31 40 30] - [37 27 36 26 35 25 34 24 33 23 32 22 31 21 30 20]
>+    pmaddubsw       m0, m2, [r5 + 1 * mmsize]
>+    paddw           m5, m0
>+    pmaddubsw       m2, [r5]
>+    movq            xm3, [r0 + r1]                  ; m3 = row 5
>+    punpcklbw       xm1, xm3                        ; m1 = [57 47 56 46 55 45 54 44 53 43 52 42 51 41 50 40]
>+    movq            xm4, [r0 + r1 * 2]              ; m4 = row 6
>+    punpcklbw       xm3, xm4                        ; m3 = [67 57 66 56 65 55 64 54 63 53 62 52 61 51 60 50]
>+    vinserti128     m1, m1, xm3, 1                  ; m1 = [67 57 66 56 65 55 64 54 63 53 62 52 61 51 60 50] - [57 47 56 46 55 45 54 44 53 43 52 42 51 41 50 40]
>+    pmaddubsw       m0, m1, [r5 + 1 * mmsize]
>+    paddw           m2, m0
>+    pmaddubsw       m1, [r5]
>+    movq            xm3, [r0 + r4]                  ; m3 = row 7
>+    punpcklbw       xm4, xm3                        ; m4 = [77 67 76 66 75 65 74 64 73 63 72 62 71 61 70 60]
>+    lea             r0, [r0 + r1 * 4]
>+    movq            xm0, [r0]                       ; m0 = row 8
>+    punpcklbw       xm3, xm0                        ; m3 = [87 77 86 76 85 75 84 74 83 73 82 72 81 71 80 70]
>+    vinserti128     m4, m4, xm3, 1                  ; m4 = [87 77 86 76 85 75 84 74 83 73 82 72 81 71 80 70] - [77 67 76 66 75 65 74 64 73 63 72 62 71 61 70 60]
>+    pmaddubsw       m3, m4, [r5 + 1 * mmsize]
>+    paddw           m1, m3
>+    pmaddubsw       m4, [r5]
>+    movq            xm3, [r0 + r1]                  ; m3 = row 9
>+    punpcklbw       xm0, xm3                        ; m0 = [97 87 96 86 95 85 94 84 93 83 92 82 91 81 90 80]
>+    movq            xm6, [r0 + r1 * 2]              ; m6 = row 10
>+    punpcklbw       xm3, xm6                        ; m3 = [A7 97 A6 96 A5 95 A4 94 A3 93 A2 92 A1 91 A0 90]
>+    vinserti128     m0, m0, xm3, 1                  ; m0 = [A7 97 A6 96 A5 95 A4 94 A3 93 A2 92 A1 91 A0 90] - [97 87 96 86 95 85 94 84 93 83 92 82 91 81 90 80]
>+    pmaddubsw       m0, [r5 + 1 * mmsize]
>+    paddw           m4, m0
>+%endmacro
>+
>+INIT_YMM avx2
>+cglobal interp_4tap_vert_pp_8x8, 4, 6, 7
>+    mov             r4d, r4m
>+    shl             r4d, 6
>+
>+%ifdef PIC
>+    lea             r5, [tab_ChromaCoeffVer_32]
>+    add             r5, r4
>+%else
>+    lea             r5, [tab_ChromaCoeffVer_32 + r4]
>+%endif
>+
>+    lea             r4, [r1 * 3]
>+    sub             r0, r1
>+    PROCESS_CHROMA_AVX2_W8_8R
>+    lea             r4, [r3 * 3]
>+    mova            m3, [pw_512]
>+    pmulhrsw        m5, m3                          ; m5 = word: row 0, row 1
>+    pmulhrsw        m2, m3                          ; m2 = word: row 2, row 3
>+    pmulhrsw        m1, m3                          ; m1 = word: row 4, row 5
>+    pmulhrsw        m4, m3                          ; m4 = word: row 6, row 7
>+    packuswb        m5, m2
>+    packuswb        m1, m4
>+    vextracti128    xm2, m5, 1
>+    vextracti128    xm4, m1, 1
>+    movq            [r2], xm5
>+    movq            [r2 + r3], xm2
>+    movhps          [r2 + r3 * 2], xm5
>+    movhps          [r2 + r4], xm2
>+    lea             r2, [r2 + r3 * 4]
>+    movq            [r2], xm1
>+    movq            [r2 + r3], xm4
>+    movhps          [r2 + r3 * 2], xm1
>+    movhps          [r2 + r4], xm4
>+    RET
> 
> ;-----------------------------------------------------------------------------
> ;void interp_4tap_vert_pp_6x8(pixel *src, intptr_t srcStride, pixel *dst, intptr_t dstStride, int coeffIdx)
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