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FFmpeg/libavcodec/x86/v210enc.asm

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;******************************************************************************
;* V210 SIMD pack
;* Copyright (c) 2014 Kieran Kunhya <kierank@obe.tv>
;*
;* This file is part of FFmpeg.
;*
;* FFmpeg is free software; you can redistribute it and/or
;* modify it under the terms of the GNU Lesser General Public
;* License as published by the Free Software Foundation; either
;* version 2.1 of the License, or (at your option) any later version.
;*
;* FFmpeg is distributed in the hope that it will be useful,
;* but WITHOUT ANY WARRANTY; without even the implied warranty of
;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;* Lesser General Public License for more details.
;*
;* You should have received a copy of the GNU Lesser General Public
;* License along with FFmpeg; if not, write to the Free Software
;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;******************************************************************************
%include "libavutil/x86/x86util.asm"
SECTION_RODATA 64
cextern pw_4
%define v210_enc_min_10 pw_4
v210_enc_max_10: times 16 dw 0x3fb
v210_enc_luma_mult_10: times 2 dw 4,1,16,4,1,16,0,0
v210_enc_luma_shuf_10: times 2 db -1,0,1,-1,2,3,4,5,-1,6,7,-1,8,9,10,11
v210_enc_chroma_mult_10: times 2 dw 1,4,16,0,16,1,4,0
v210_enc_chroma_shuf_10: times 2 db 0,1,8,9,-1,2,3,-1,10,11,4,5,-1,12,13,-1
cextern pb_1
%define v210_enc_min_8 pb_1
cextern pb_FE
%define v210_enc_max_8 pb_FE
v210_enc_luma_shuf_8: times 2 db 6,-1,7,-1,8,-1,9,-1,10,-1,11,-1,-1,-1,-1,-1
v210_enc_luma_mult_8: times 2 dw 16,4,64,16,4,64,0,0
v210_enc_chroma_shuf1_8: times 2 db 0,-1,1,-1,2,-1,3,-1,8,-1,9,-1,10,-1,11,-1
v210_enc_chroma_shuf2_8: times 2 db 3,-1,4,-1,5,-1,7,-1,11,-1,12,-1,13,-1,15,-1
v210_enc_chroma_mult_8: times 2 dw 4,16,64,0,64,4,16,0
v210enc_8_permb: db 32, 0,48,-1 , 1,33, 2,-1 , 49, 3,34,-1 , 4,50, 5,-1
db 35, 6,51,-1 , 7,36, 8,-1 , 52, 9,37,-1 , 10,53,11,-1
db 38,12,54,-1 , 13,39,14,-1 , 55,15,40,-1 , 16,56,17,-1
db 41,18,57,-1 , 19,42,20,-1 , 58,21,43,-1 , 22,59,23,-1
v210enc_8_shufb: db 0, 8, 1,-1 , 9, 2,10,-1 , 3,11, 4,-1 , 12, 5,13,-1
db 2,10, 3,-1 , 11, 4,12,-1 , 5,13, 6,-1 , 14, 7,15,-1
v210enc_8_permd: dd 0,1,4,5, 1,2,5,6
v210enc_8_mult: db 4, 0, 64, 0
v210enc_8_mask: dd 255<<12
icl_perm_y: ; vpermb does not set bytes to zero when the high bit is set unlike pshufb
%assign i 0
%rep 8
db -1,i+0,i+1,-1 , i+2,i+3,i+4,i+5
%assign i i+6
%endrep
icl_perm_uv: ; vpermb does not set bytes to zero when the high bit is set unlike pshufb
%assign i 0
%rep 4
db i+0,i+1,i+32,i+33 , -1,i+2,i+3,-1 , i+34,i+35,i+4,i+5 , -1,i+36,i+37,-1
%assign i i+6
%endrep
icl_perm_y_kmask: times 8 db 1111_0110b
icl_perm_uv_kmask: times 8 db 0110_1111b
icl_shift_y: times 10 dw 2,0,4
times 4 db 0 ; padding to 64 bytes
icl_shift_uv: times 5 dw 0,2,4
times 2 db 0 ; padding to 32 bytes
times 5 dw 4,0,2
times 2 db 0 ; padding to 32 bytes
v210enc_10_permd_y: dd 0,1,2,-1 , 3,4,5,-1
v210enc_10_shufb_y: db -1,0,1,-1 , 2,3,4,5 , -1,6,7,-1 , 8,9,10,11
v210enc_10_permd_uv: dd 0,1,4,5 , 1,2,5,6
v210enc_10_shufb_uv: db 0,1, 8, 9 , -1,2,3,-1 , 10,11,4,5 , -1,12,13,-1
db 2,3,10,11 , -1,4,5,-1 , 12,13,6,7 , -1,14,15,-1
SECTION .text
%macro v210_planar_pack_10 0
; v210_planar_pack_10(const uint16_t *y, const uint16_t *u, const uint16_t *v, uint8_t *dst, ptrdiff_t width)
cglobal v210_planar_pack_10, 5, 5, 4+cpuflag(avx2), y, u, v, dst, width
lea yq, [yq+2*widthq]
add uq, widthq
add vq, widthq
neg widthq
mova m2, [v210_enc_min_10]
mova m3, [v210_enc_max_10]
.loop:
movu xm0, [yq+2*widthq]
%if cpuflag(avx2)
vinserti128 m0, m0, [yq+widthq*2+12], 1
%endif
CLIPW m0, m2, m3
movq xm1, [uq+widthq]
movhps xm1, [vq+widthq]
%if cpuflag(avx2)
movq xm4, [uq+widthq+6]
movhps xm4, [vq+widthq+6]
vinserti128 m1, m1, xm4, 1
%endif
CLIPW m1, m2, m3
pmullw m0, [v210_enc_luma_mult_10]
pshufb m0, [v210_enc_luma_shuf_10]
pmullw m1, [v210_enc_chroma_mult_10]
pshufb m1, [v210_enc_chroma_shuf_10]
por m0, m1
movu [dstq], m0
add dstq, mmsize
add widthq, (mmsize*3)/8
jl .loop
RET
%endmacro
%if HAVE_SSSE3_EXTERNAL
INIT_XMM ssse3
v210_planar_pack_10
%endif
%if HAVE_AVX2_EXTERNAL
INIT_YMM avx2
v210_planar_pack_10
%endif
%macro v210_planar_pack_10_new 0
cglobal v210_planar_pack_10, 5, 5, 8+2*notcpuflag(avx512icl), y, u, v, dst, width
lea yq, [yq+2*widthq]
add uq, widthq
add vq, widthq
neg widthq
%if cpuflag(avx512icl)
movu m6, [icl_perm_y]
movu m7, [icl_perm_uv]
kmovq k1, [icl_perm_y_kmask]
kmovq k2, [icl_perm_uv_kmask]
%else
movu m6, [v210enc_10_permd_y]
VBROADCASTI128 m7, [v210enc_10_shufb_y]
movu m8, [v210enc_10_permd_uv]
movu m9, [v210enc_10_shufb_uv]
%endif
movu m2, [icl_shift_y]
movu m3, [icl_shift_uv]
VBROADCASTI128 m4, [v210_enc_min_10] ; only ymm sized
VBROADCASTI128 m5, [v210_enc_max_10] ; only ymm sized
.loop:
movu m0, [yq + widthq*2]
%if cpuflag(avx512icl)
movu ym1, [uq + widthq*1]
vinserti32x8 zm1, [vq + widthq*1], 1
%else
movu xm1, [uq + widthq*1]
vinserti128 ym1, [vq + widthq*1], 1
%endif
CLIPW m0, m4, m5
CLIPW m1, m4, m5
vpsllvw m0, m2
vpsllvw m1, m3
%if cpuflag(avx512icl)
vpermb m0{k1}{z}, m6, m0 ; make space for uv where the k-mask sets to zero
vpermb m1{k2}{z}, m7, m1 ; interleave uv and make space for y where the k-mask sets to zero
%else
vpermd m0, m6, m0
pshufb m0, m7
vpermd m1, m8, m1
pshufb m1, m9
%endif
por m0, m1
movu [dstq], m0
add dstq, mmsize
add widthq, (mmsize*3)/8
jl .loop
RET
%endmacro
%if ARCH_X86_64
%if HAVE_AVX512_EXTERNAL
INIT_YMM avx512
v210_planar_pack_10_new
%endif
%endif
%if HAVE_AVX512ICL_EXTERNAL
INIT_ZMM avx512icl
v210_planar_pack_10_new
%endif
%macro v210_planar_pack_8 0
; v210_planar_pack_8(const uint8_t *y, const uint8_t *u, const uint8_t *v, uint8_t *dst, ptrdiff_t width)
cglobal v210_planar_pack_8, 5, 5, 7, y, u, v, dst, width
add yq, widthq
shr widthq, 1
add uq, widthq
add vq, widthq
neg widthq
mova m4, [v210_enc_min_8]
mova m5, [v210_enc_max_8]
pxor m6, m6
.loop:
movu xm1, [yq+widthq*2]
%if cpuflag(avx2)
vinserti128 m1, m1, [yq+widthq*2+12], 1
%endif
CLIPUB m1, m4, m5
punpcklbw m0, m1, m6
; can't unpack high bytes in the same way because we process
; only six bytes at a time
pshufb m1, [v210_enc_luma_shuf_8]
pmullw m0, [v210_enc_luma_mult_8]
pmullw m1, [v210_enc_luma_mult_8]
pshufb m0, [v210_enc_luma_shuf_10]
pshufb m1, [v210_enc_luma_shuf_10]
movq xm3, [uq+widthq]
movhps xm3, [vq+widthq]
%if cpuflag(avx2)
movq xm2, [uq+widthq+6]
movhps xm2, [vq+widthq+6]
vinserti128 m3, m3, xm2, 1
%endif
CLIPUB m3, m4, m5
; shuffle and multiply to get the same packing as in 10-bit
pshufb m2, m3, [v210_enc_chroma_shuf1_8]
pshufb m3, [v210_enc_chroma_shuf2_8]
pmullw m2, [v210_enc_chroma_mult_8]
pmullw m3, [v210_enc_chroma_mult_8]
pshufb m2, [v210_enc_chroma_shuf_10]
pshufb m3, [v210_enc_chroma_shuf_10]
por m0, m2
por m1, m3
movu [dstq], xm0
movu [dstq+16], xm1
%if cpuflag(avx2)
vextracti128 [dstq+32], m0, 1
vextracti128 [dstq+48], m1, 1
%endif
add dstq, 2*mmsize
add widthq, (mmsize*3)/8
jl .loop
RET
%endmacro
%if HAVE_SSSE3_EXTERNAL
INIT_XMM ssse3
v210_planar_pack_8
%endif
%if HAVE_AVX_EXTERNAL
INIT_XMM avx
v210_planar_pack_8
%endif
%macro v210_planar_pack_8_new 0
cglobal v210_planar_pack_8, 5, 5, 7+notcpuflag(avx512icl), y, u, v, dst, width
add yq, widthq
shr widthq, 1
add uq, widthq
add vq, widthq
neg widthq
%if cpuflag(avx512icl)
mova m2, [v210enc_8_permb]
%else
mova m2, [v210enc_8_permd]
%endif
vpbroadcastd m3, [v210enc_8_mult]
VBROADCASTI128 m4, [v210_enc_min_8] ; only ymm sized
VBROADCASTI128 m5, [v210_enc_max_8] ; only ymm sized
vpbroadcastd m6, [v210enc_8_mask]
%if notcpuflag(avx512icl)
movu m7, [v210enc_8_shufb]
%endif
.loop:
%if cpuflag(avx512icl)
movu ym1, [yq + 2*widthq]
vinserti32x4 m1, [uq + 1*widthq], 2
vinserti32x4 m1, [vq + 1*widthq], 3
vpermb m1, m2, m1 ; uyvx yuyx vyux yvyx
%else
movq xm0, [uq + 1*widthq] ; uuuu uuxx
movq xm1, [vq + 1*widthq] ; vvvv vvxx
punpcklbw xm1, xm0, xm1 ; uvuv uvuv uvuv xxxx
vinserti128 m1, m1, [yq + 2*widthq], 1 ; uvuv uvuv uvuv xxxx yyyy yyyy yyyy xxxx
vpermd m1, m2, m1 ; uvuv uvxx yyyy yyxx xxuv uvuv xxyy yyyy
pshufb m1, m7 ; uyv0 yuy0 vyu0 yvy0
%endif
CLIPUB m1, m4, m5
pmaddubsw m0, m1, m3 ; shift high and low samples of each dword and mask out other bits
pslld m1, 4 ; shift center sample of each dword
%if cpuflag(avx512)
vpternlogd m0, m1, m6, 0xd8 ; C?B:A ; merge and mask out bad bits from B
%else
pand m1, m6, m1
por m0, m0, m1
%endif
movu [dstq], m0
add dstq, mmsize
add widthq, (mmsize*3)/16
jl .loop
RET
%endmacro
%if HAVE_AVX2_EXTERNAL
INIT_YMM avx2
v210_planar_pack_8_new
%endif
%if HAVE_AVX512_EXTERNAL
INIT_YMM avx512
v210_planar_pack_8_new
%endif
%if HAVE_AVX512ICL_EXTERNAL
INIT_ZMM avx512icl
v210_planar_pack_8_new
%endif