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214cbe29dc
blockdsp.fill_block_tab[0]_c: 34.1 blockdsp.fill_block_tab[0]_sse2: 11.1 blockdsp.fill_block_tab[0]_avx2: 10.1 blockdsp.fill_block_tab[1]_c: 10.1 blockdsp.fill_block_tab[1]_sse2: 6.1 blockdsp.fill_block_tab[1]_avx2: 5.6 Signed-off-by: James Almer <jamrial@gmail.com>
116 lines
3.2 KiB
NASM
116 lines
3.2 KiB
NASM
;******************************************************************************
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;* SIMD-optimized clear block functions
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;* Copyright (c) 2002 Michael Niedermayer
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;* Copyright (c) 2008 Loren Merritt
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;* Copyright (c) 2009 Fiona Glaser
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;*
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;* AVX version by Jokyo Images
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;*
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;* This file is part of FFmpeg.
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;*
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;* FFmpeg is free software; you can redistribute it and/or
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;* modify it under the terms of the GNU Lesser General Public
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;* License as published by the Free Software Foundation; either
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;* version 2.1 of the License, or (at your option) any later version.
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;*
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;* FFmpeg is distributed in the hope that it will be useful,
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;* but WITHOUT ANY WARRANTY; without even the implied warranty of
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;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;* Lesser General Public License for more details.
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;*
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;* You should have received a copy of the GNU Lesser General Public
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;* License along with FFmpeg; if not, write to the Free Software
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;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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;******************************************************************************
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%include "libavutil/x86/x86util.asm"
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SECTION .text
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;----------------------------------------
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; void ff_clear_block(int16_t *blocks);
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;----------------------------------------
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; %1 = number of xmm registers used
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; %2 = number of inline store loops
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%macro CLEAR_BLOCK 2
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cglobal clear_block, 1, 1, %1, blocks
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ZERO m0, m0, m0
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%assign %%i 0
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%rep %2
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mova [blocksq+mmsize*(0+%%i)], m0
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mova [blocksq+mmsize*(1+%%i)], m0
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mova [blocksq+mmsize*(2+%%i)], m0
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mova [blocksq+mmsize*(3+%%i)], m0
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%assign %%i %%i+4
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%endrep
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RET
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%endmacro
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INIT_XMM sse
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%define ZERO xorps
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CLEAR_BLOCK 1, 2
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INIT_YMM avx
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CLEAR_BLOCK 1, 1
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;-----------------------------------------
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; void ff_clear_blocks(int16_t *blocks);
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;-----------------------------------------
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; %1 = number of xmm registers used
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%macro CLEAR_BLOCKS 1
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cglobal clear_blocks, 1, 2, %1, blocks, len
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add blocksq, 768
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mov lenq, -768
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ZERO m0, m0, m0
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.loop:
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mova [blocksq+lenq+mmsize*0], m0
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mova [blocksq+lenq+mmsize*1], m0
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mova [blocksq+lenq+mmsize*2], m0
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mova [blocksq+lenq+mmsize*3], m0
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mova [blocksq+lenq+mmsize*4], m0
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mova [blocksq+lenq+mmsize*5], m0
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mova [blocksq+lenq+mmsize*6], m0
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mova [blocksq+lenq+mmsize*7], m0
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add lenq, mmsize*8
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js .loop
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RET
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%endmacro
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INIT_XMM sse
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%define ZERO xorps
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CLEAR_BLOCKS 1
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INIT_YMM avx
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CLEAR_BLOCKS 1
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;-----------------------------------------
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; void ff_fill_block_tab_%1(uint8_t *block, uint8_t value,
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; ptrdiff_t line_size, int h);
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;-----------------------------------------
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%macro FILL_BLOCK_TAB 2
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cglobal fill_block_tab_%1, 4, 5, 1, block, value, stride, h, stride3
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lea stride3q, [strideq + strideq * 2]
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%if cpuflag(avx2)
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movd m0, valued
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vpbroadcastb m0, m0
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%else
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SPLATB_REG m0, value, x
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%endif
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.loop:
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mov%2 [blockq], m0
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mov%2 [blockq + strideq], m0
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mov%2 [blockq + strideq * 2], m0
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mov%2 [blockq + stride3q], m0
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lea blockq, [blockq + strideq * 4]
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sub hd, 4
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jg .loop
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RET
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%endmacro
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INIT_XMM sse2
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FILL_BLOCK_TAB 8, q
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FILL_BLOCK_TAB 16, a
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%if HAVE_AVX2_EXTERNAL
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INIT_XMM avx2
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FILL_BLOCK_TAB 8, q
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FILL_BLOCK_TAB 16, a
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%endif
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