At 2015-03-06 16:17:08,[email protected] wrote: ># HG changeset patch ># User Aasaipriya Chandran <[email protected]> ># Date 1425629812 -19800 ># Fri Mar 06 13:46:52 2015 +0530 ># Node ID 29d4d0251f06777190867d9de35c43379a414342 ># Parent 04861917b7b343216ac1b9a9f70e38396af53275 >chroma_hps[i420] avx2 asm code: 336c->214c > >diff -r 04861917b7b3 -r 29d4d0251f06 source/common/x86/asm-primitives.cpp >--- a/source/common/x86/asm-primitives.cpp Thu Feb 26 19:11:18 2015 +0530 >+++ b/source/common/x86/asm-primitives.cpp Fri Mar 06 13:46:52 2015 +0530 >@@ -1791,6 +1791,8 @@ > p.chroma[X265_CSP_I420].pu[CHROMA_420_32x32].filter_hpp = > x265_interp_4tap_horiz_pp_32x32_avx2; > p.chroma[X265_CSP_I420].pu[CHROMA_420_16x16].filter_hpp = > x265_interp_4tap_horiz_pp_16x16_avx2; > >+ p.chroma[X265_CSP_I420].pu[CHROMA_420_4x4].filter_hps = >x265_interp_4tap_horiz_ps_4x4_avx2; >+ > p.pu[LUMA_4x4].luma_vps = x265_interp_8tap_vert_ps_4x4_avx2; > > p.pu[LUMA_4x4].luma_vpp = x265_interp_8tap_vert_pp_4x4_avx2; >diff -r 04861917b7b3 -r 29d4d0251f06 source/common/x86/ipfilter8.asm >--- a/source/common/x86/ipfilter8.asm Thu Feb 26 19:11:18 2015 +0530 >+++ b/source/common/x86/ipfilter8.asm Fri Mar 06 13:46:52 2015 +0530 >@@ -1719,6 +1719,93 @@ > IPFILTER_LUMA_64x_avx2 64 , 32 > IPFILTER_LUMA_64x_avx2 64 , 16 > >+ >+;----------------------------------------------------------------------------------------------------------------------------- >+; void interp_4tap_horiz_ps_4x4(pixel *src, intptr_t srcStride, int16_t *dst, >intptr_t dstStride, int coeffIdx, int isRowExt) >+;-----------------------------------------------------------------------------------------------------------------------------; >+INIT_YMM avx2 >+cglobal interp_4tap_horiz_ps_4x4, 4,7,5 >+ mov r4d, r4m >+ mov r5d, r5m >+ add r3d, r3d >+ >+%ifdef PIC >+ lea r6, [tab_ChromaCoeff] >+ vpbroadcastd m0, [r6 + r4 * 4] >+%else >+ vpbroadcastd m0, [tab_ChromaCoeff + r4 * 4] >+%endif >+ >+ vpbroadcastd m2, [pw_1] IACA show vbroadcasti128 are better
>+ vbroadcasti128 m1, [tab_Tm] >+ >+ ; register map >+ ; m0 - interpolate coeff >+ ; m1 - shuffle order table >+ ; m2 - constant word 1 >+ mov r6d, 4 >+ dec r0 >+ cmp r5m, byte 0 you have load r5m into r5d before >+ je .label >+ sub r0 , r1 >+ add r6d , 3 we don't need value in r6d, so the previous SUB may replace by CMOV (or keep jmp, depend on result by instruction analyze) >+ >+.label >+ ; Row 0-1 >+ vbroadcasti128 m3, [r0] ; [x x x x x >A 9 8 7 6 5 4 3 2 1 0] >+ vinserti128 m3, m3, [r0 + r1], 1 careful on address alignment, testbench most time are aligned, but really encoder may different >+ pshufb m3, m1 >+ pmaddubsw m3, m0 >+ pmaddwd m3, m2 >+ >+ ; Row 2-3 >+ lea r0, [r0 + r1 * 2] >+ vbroadcasti128 m4, [r0] ; [x x x x x A >9 8 7 6 5 4 3 2 1 0] >+ vinserti128 m4, m4, [r0 + r1], 1 >+ pshufb m4, m1 >+ pmaddubsw m4, m0 >+ pmaddwd m4, m2 >+ >+ packssdw m3, m4 >+ psubw m3, [pw_2000] >+ vextracti128 xm4, m3, 1 >+ movq [r2], xm3 >+ movq [r2+r3], xm4 >+ lea r2, [r2 + r3 * 2] >+ movhps [r2], xm3 >+ movhps [r2 + r3], xm4 >+ >+ cmp r6d, 4 we may use r5d to check row extendsion >+ jz .l1 >+ lea r2, [r2 + r3 * 2] >+ lea r0, [r0 + r1 * 2] >+ >+ ;Row 5-6 >+ vbroadcasti128 m3, [r0] >+ vinserti128 m3, m3, [r0 + r1], 1 >+ pshufb m3, m1 >+ pmaddubsw m3, m0 >+ pmaddwd m3, m2 >+ >+ ; Row 7 >+ lea r0, [r0 + r1 * 2] >+ vbroadcasti128 m4, [r0] >+ pshufb m4, m1 >+ pmaddubsw m4, m0 >+ pmaddwd m4, m2 >+ >+ packssdw m3, m4 >+ psubw m3, [pw_2000] >+ >+ vextracti128 xm4, m3, 1 >+ movq [r2], xm3 >+ movq [r2+r3], xm4 >+ lea r2, [r2 + r3 * 2] >+ movhps [r2], xm3 >+.l1 >+ RET >+ >+ > ;----------------------------------------------------------------------------------------------------------------------------- > ;void interp_horiz_ps_c(const pixel* src, intptr_t srcStride, int16_t* dst, > intptr_t dstStride, int coeffIdx, int isRowExt) > ;----------------------------------------------------------------------------------------------------------------------------- >_______________________________________________ >x265-devel mailing list >[email protected] >https://mailman.videolan.org/listinfo/x265-devel
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