At 2015-03-11 17:18:05,[email protected] wrote: ># HG changeset patch ># User Aasaipriya Chandran <[email protected]> ># Date 1426065460 -19800 ># Wed Mar 11 14:47:40 2015 +0530 ># Node ID 57e51fa4dd246720cb4c3e12005e7682baf26e7f ># Parent 800f8ecd1e7393756f4bb58e536497162dc32150 >luma_hps[32x8, 32x16, 32x24, 32x32, 32x64] avx2 asm : improved 5793c->3061c, >9061c->4723c, 12388c->6522c, 15552c->8309c, 27670c->14790c > >diff -r 800f8ecd1e73 -r 57e51fa4dd24 source/common/x86/asm-primitives.cpp >--- a/source/common/x86/asm-primitives.cpp Tue Mar 10 10:49:11 2015 +0530 >+++ b/source/common/x86/asm-primitives.cpp Wed Mar 11 14:47:40 2015 +0530 >@@ -1570,6 +1570,12 @@ > p.pu[LUMA_16x32].luma_hps = x265_interp_8tap_horiz_ps_16x32_avx2; > p.pu[LUMA_16x64].luma_hps = x265_interp_8tap_horiz_ps_16x64_avx2; > >+ p.pu[LUMA_32x32].luma_hps = x265_interp_8tap_horiz_ps_32x32_avx2; >+ p.pu[LUMA_32x16].luma_hps = x265_interp_8tap_horiz_ps_32x16_avx2; >+ p.pu[LUMA_32x24].luma_hps = x265_interp_8tap_horiz_ps_32x24_avx2; >+ p.pu[LUMA_32x8].luma_hps = x265_interp_8tap_horiz_ps_32x8_avx2; >+ p.pu[LUMA_32x64].luma_hps = x265_interp_8tap_horiz_ps_32x64_avx2; >+ > p.chroma[X265_CSP_I420].pu[CHROMA_420_8x8].filter_hpp = > x265_interp_4tap_horiz_pp_8x8_avx2; > p.chroma[X265_CSP_I420].pu[CHROMA_420_4x4].filter_hpp = > x265_interp_4tap_horiz_pp_4x4_avx2; > p.chroma[X265_CSP_I420].pu[CHROMA_420_32x32].filter_hpp = > x265_interp_4tap_horiz_pp_32x32_avx2; >diff -r 800f8ecd1e73 -r 57e51fa4dd24 source/common/x86/ipfilter8.asm >--- a/source/common/x86/ipfilter8.asm Tue Mar 10 10:49:11 2015 +0530 >+++ b/source/common/x86/ipfilter8.asm Wed Mar 11 14:47:40 2015 +0530 >@@ -2018,7 +2018,103 @@ > IPFILTER_LUMA_PS_16x_AVX2 16 , 32 > IPFILTER_LUMA_PS_16x_AVX2 16 , 64 > >- >+%macro IPFILTER_LUMA_PS_32xN_AVX2 2 >+INIT_YMM avx2 >+cglobal interp_8tap_horiz_ps_%1x%2, 6, 7, 8 >+%ifdef PIC >+ lea r6, [tab_LumaCoeff] >+ vpbroadcastq m0, [r6 + r4 * 8] >+%else >+ vpbroadcastq m0, [tab_LumaCoeff + r4 * 8] >+%endif >+ mova m6, [tab_Lm + 32] >+ mova m1, [tab_Lm] >+ mov r4, %2 > ;height
r4 is loop counter, you just need r4d here. >+ add r3d, r3d >+ vbroadcasti128 m2, [pw_2000] >+ mova m7, [interp8_hps_shuf] >+ >+ ; register map >+ ; m0 - interpolate coeff >+ ; m1 , m6 - shuffle order table >+ ; m2 - pw_2000 >+ >+ sub r0, 3 >+ test r5d, r5d >+ jz .loop >+ lea r6, [r1 * 3] > ; r8 = (N / 2 - 1) * srcStride >+ sub r0, r6 >+ add r4, 7 > ; blkheight += N - 1 (7 - 1 = 6 ; since the last one row not in loop) r4d? >+ >+.loop >+ ; Row 0 >+ vbroadcasti128 m3, [r0] > ; [x x x x x A 9 8 7 6 5 4 3 2 1 0] >+ pshufb m4, m3, m6 > ; row 0 (col 4 to 7) >+ pshufb m3, m1 > ; shuffled based on the col order tab_Lm row 0 (col 0 to 3) >+ pmaddubsw m3, m0 >+ pmaddubsw m4, m0 >+ pmaddwd m3, [pw_1] >+ pmaddwd m4, [pw_1] >+ packssdw m3, m4 >+ >+ >+ vbroadcasti128 m4, [r0 + 8] >+ pshufb m5, m4, m6 > ;row 0 (col 12 to 15) >+ pshufb m4, m1 > ;row 0 (col 8 to 11) >+ pmaddubsw m4, m0 >+ pmaddubsw m5, m0 >+ pmaddwd m4, [pw_1] >+ pmaddwd m5, [pw_1] >+ packssdw m4, m5 >+ >+ pmaddwd m3, [pw_1] >+ pmaddwd m4, [pw_1] >+ packssdw m3, m4 >+ mova m5, m7 >+ vpermd m3, m5, m3 >+ psubw m3, m2 m2 use less, so if we swap constant pw_1 into m2, it is less code size and more performance >+ >+ movu [r2], m3 > ;row 0 >+ >+ vbroadcasti128 m3, [r0 + 16] >+ pshufb m4, m3, m6 > ; row 0 (col 20 to 23) >+ pshufb m3, m1 > ; row 0 (col 16 to 19) >+ pmaddubsw m3, m0 >+ pmaddubsw m4, m0 >+ pmaddwd m3, [pw_1] >+ pmaddwd m4, [pw_1] >+ packssdw m3, m4 >+ >+ vbroadcasti128 m4, [r0 + 24] >+ pshufb m5, m4, m6 > ;row 0 (col 28 to 31) >+ pshufb m4, m1 > ;row 0 (col 24 to 27) >+ pmaddubsw m4, m0 >+ pmaddubsw m5, m0 >+ pmaddwd m4, [pw_1] >+ pmaddwd m5, [pw_1] >+ packssdw m4, m5 >+ >+ pmaddwd m3, [pw_1] >+ pmaddwd m4, [pw_1] >+ packssdw m3, m4 >+ mova m5, m7 >+ vpermd m3, m5, m3 >+ psubw m3, m2 >+ >+ movu [r2 + 32], m3 > ;row 0 >+ >+ add r0, r1 >+ add r2, r3 >+ dec r4d >+ jnz .loop >+RET need spaces before RET, ident to other instructions >+%endmacro >+ >+IPFILTER_LUMA_PS_32xN_AVX2 32 , 32 >+IPFILTER_LUMA_PS_32xN_AVX2 32 , 16 >+IPFILTER_LUMA_PS_32xN_AVX2 32 , 24 >+IPFILTER_LUMA_PS_32xN_AVX2 32 , 8 >+IPFILTER_LUMA_PS_32xN_AVX2 32 , 64 > ;-------------------------------------------------------------------------------------------------------------- > ; void interp_8tap_horiz_pp_%1x%2(pixel *src, intptr_t srcStride, pixel *dst, > intptr_t dstStride, int coeffIdx) > ;-------------------------------------------------------------------------------------------------------------- >_______________________________________________ >x265-devel mailing list >[email protected] >https://mailman.videolan.org/listinfo/x265-devel
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