right, improve by reduce LEA in future
At 2015-03-10 17:18:50,[email protected] wrote: ># HG changeset patch ># User Aasaipriya Chandran <[email protected]> ># Date 1425979103 -19800 ># Tue Mar 10 14:48:23 2015 +0530 ># Node ID cf90d9de45794420d300fb6b57d24ed1ed04dd21 ># Parent 4891fef6fa3871f0f4811583bc804f7a0e2889bd >asm : chroma_hps[4x4] for i420 avx2 - improved 336c->214c > >diff -r 4891fef6fa38 -r cf90d9de4579 source/common/x86/asm-primitives.cpp >--- a/source/common/x86/asm-primitives.cpp Tue Mar 10 13:32:52 2015 +0530 >+++ b/source/common/x86/asm-primitives.cpp Tue Mar 10 14:48:23 2015 +0530 >@@ -1794,6 +1794,7 @@ > p.chroma[X265_CSP_I420].pu[CHROMA_420_32x32].filter_hps = > x265_interp_4tap_horiz_ps_32x32_avx2; > p.chroma[X265_CSP_I420].pu[CHROMA_420_16x16].filter_hps = > x265_interp_4tap_horiz_ps_16x16_avx2; > p.chroma[X265_CSP_I420].pu[CHROMA_420_8x8].filter_hps = > x265_interp_4tap_horiz_ps_8x8_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; > >diff -r 4891fef6fa38 -r cf90d9de4579 source/common/x86/ipfilter8.asm >--- a/source/common/x86/ipfilter8.asm Tue Mar 10 13:32:52 2015 +0530 >+++ b/source/common/x86/ipfilter8.asm Tue Mar 10 14:48:23 2015 +0530 >@@ -14049,3 +14049,87 @@ > movu [r2], xm3 > .end > RET >+ >+;----------------------------------------------------------------------------------------------------------------------------- >+; 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 >+ >+ vbroadcasti128 m2, [pw_1] >+ vbroadcasti128 m1, [tab_Tm] >+ >+ ; register map >+ ; m0 - interpolate coeff >+ ; m1 - shuffle order table >+ ; m2 - constant word 1 >+ >+ dec r0 >+ test r5d, r5d >+ je .label >+ sub r0 , r1 >+ >+.label >+ ; Row 0-1 >+ movu xm3, [r0] >+ vinserti128 m3, m3, [r0 + r1], 1 >+ pshufb m3, m1 >+ pmaddubsw m3, m0 >+ pmaddwd m3, m2 >+ >+ ; Row 2-3 >+ lea r0, [r0 + r1 * 2] >+ movu xm4, [r0] >+ 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 >+ >+ test r5d, r5d >+ jz .end >+ lea r2, [r2 + r3 * 2] >+ lea r0, [r0 + r1 * 2] >+ >+ ;Row 5-6 >+ movu xm3, [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] ; [x x x x x A >9 8 7 6 5 4 3 2 1 0] >+ 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 >+.end >+ RET >_______________________________________________ >x265-devel mailing list >[email protected] >https://mailman.videolan.org/listinfo/x265-devel
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