[x265] [PATCH] asm: luma_hps[32x8, 32x16, 32x24, 32x32, 32x64] avx2 - improved 6143c->3210c, 9343c->4767c, 12806c->6737c, 16065c->8648c, 29073c->15496c
Aasaipriya Chandran
aasaipriya at multicorewareinc.com
Mon Mar 16 12:04:58 CET 2015
Okay let me check and send it again.
On Mon, Mar 16, 2015 at 4:32 PM, Deepthi Nandakumar <
deepthi at multicorewareinc.com> wrote:
> This crashes on my system. Pls check.
>
> On Mon, Mar 16, 2015 at 11:03 AM, <aasaipriya at multicorewareinc.com> wrote:
>
>> # HG changeset patch
>> # User Aasaipriya Chandran <aasaipriya at multicorewareinc.com>
>> # Date 1426483989 -19800
>> # Mon Mar 16 11:03:09 2015 +0530
>> # Node ID b71432c674193a204de05e8957574431eaba3610
>> # Parent 19f6ba4dd66147698aa96deb2f364f30a7d63a7e
>> asm: luma_hps[32x8, 32x16, 32x24, 32x32, 32x64] avx2 - improved
>> 6143c->3210c, 9343c->4767c, 12806c->6737c, 16065c->8648c, 29073c->15496c
>>
>> diff -r 19f6ba4dd661 -r b71432c67419 source/common/x86/asm-primitives.cpp
>> --- a/source/common/x86/asm-primitives.cpp Mon Mar 16 10:47:09 2015
>> +0530
>> +++ b/source/common/x86/asm-primitives.cpp Mon Mar 16 11:03:09 2015
>> +0530
>> @@ -1576,6 +1576,12 @@
>> 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 19f6ba4dd661 -r b71432c67419 source/common/x86/ipfilter8.asm
>> --- a/source/common/x86/ipfilter8.asm Mon Mar 16 10:47:09 2015 +0530
>> +++ b/source/common/x86/ipfilter8.asm Mon Mar 16 11:03:09 2015 +0530
>> @@ -2038,7 +2038,101 @@
>> 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 r4d, %2
>> ;height
>> + add r3d, r3d
>> + vbroadcasti128 m2, [pw_1]
>> + mova m7, [interp8_hps_shuf]
>> +
>> + ; register map
>> + ; m0 - interpolate coeff
>> + ; m1 , m6 - shuffle order table
>> + ; m2 - pw_1
>> +
>> + sub r0, 3
>> + test r5d, r5d
>> + jz .loop
>> + lea r6, [r1 * 3]
>> ; r8 = (N / 2 - 1) * srcStride
>> + sub r0, r6
>> + add r4d, 7
>> +
>> +.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, m2
>> + pmaddwd m4, m2
>> + 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, m2
>> + pmaddwd m5, m2
>> + packssdw m4, m5
>> +
>> + pmaddwd m3, m2
>> + pmaddwd m4, m2
>> + packssdw m3, m4
>> + vpermd m3, m7, m3
>> + psubw m3, [pw_2000]
>> +
>> + 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, m2
>> + pmaddwd m4, m2
>> + 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, m2
>> + pmaddwd m5, m2
>> + packssdw m4, m5
>> +
>> + pmaddwd m3, m2
>> + pmaddwd m4, m2
>> + packssdw m3, m4
>> + vpermd m3, m7, m3
>> + psubw m3, [pw_2000]
>> +
>> + movu [r2 + 32], m3
>> ;row 0
>> +
>> + add r0, r1
>> + add r2, r3
>> + dec r4d
>> + jnz .loop
>> + RET
>> +%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
>> x265-devel at videolan.org
>> https://mailman.videolan.org/listinfo/x265-devel
>>
>
>
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