mirror of
https://git.videolan.org/git/ffmpeg.git
synced 2024-09-05 07:48:07 +02:00
203 lines
8.2 KiB
C
203 lines
8.2 KiB
C
/*
|
|
* SIMD-optimized halfpel functions are compiled twice for rnd/no_rnd
|
|
* Copyright (c) 2000, 2001 Fabrice Bellard
|
|
* Copyright (c) 2003-2004 Michael Niedermayer <michaelni@gmx.at>
|
|
*
|
|
* MMX optimization by Nick Kurshev <nickols_k@mail.ru>
|
|
* mostly rewritten by Michael Niedermayer <michaelni@gmx.at>
|
|
* and improved by Zdenek Kabelac <kabi@users.sf.net>
|
|
*
|
|
* 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 <stddef.h>
|
|
#include <stdint.h>
|
|
|
|
// put_pixels
|
|
av_unused static void DEF(put, pixels8_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
|
|
{
|
|
MOVQ_BFE(mm6);
|
|
__asm__ volatile(
|
|
"lea (%3, %3), %%"FF_REG_a" \n\t"
|
|
".p2align 3 \n\t"
|
|
"1: \n\t"
|
|
"movq (%1), %%mm0 \n\t"
|
|
"movq 1(%1), %%mm1 \n\t"
|
|
"movq (%1, %3), %%mm2 \n\t"
|
|
"movq 1(%1, %3), %%mm3 \n\t"
|
|
PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
|
|
"movq %%mm4, (%2) \n\t"
|
|
"movq %%mm5, (%2, %3) \n\t"
|
|
"add %%"FF_REG_a", %1 \n\t"
|
|
"add %%"FF_REG_a", %2 \n\t"
|
|
"movq (%1), %%mm0 \n\t"
|
|
"movq 1(%1), %%mm1 \n\t"
|
|
"movq (%1, %3), %%mm2 \n\t"
|
|
"movq 1(%1, %3), %%mm3 \n\t"
|
|
PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
|
|
"movq %%mm4, (%2) \n\t"
|
|
"movq %%mm5, (%2, %3) \n\t"
|
|
"add %%"FF_REG_a", %1 \n\t"
|
|
"add %%"FF_REG_a", %2 \n\t"
|
|
"subl $4, %0 \n\t"
|
|
"jnz 1b \n\t"
|
|
:"+g"(h), "+S"(pixels), "+D"(block)
|
|
:"r"((x86_reg)line_size)
|
|
:FF_REG_a, "memory");
|
|
}
|
|
|
|
av_unused static void DEF(put, pixels16_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
|
|
{
|
|
MOVQ_BFE(mm6);
|
|
__asm__ volatile(
|
|
"lea (%3, %3), %%"FF_REG_a" \n\t"
|
|
".p2align 3 \n\t"
|
|
"1: \n\t"
|
|
"movq (%1), %%mm0 \n\t"
|
|
"movq 1(%1), %%mm1 \n\t"
|
|
"movq (%1, %3), %%mm2 \n\t"
|
|
"movq 1(%1, %3), %%mm3 \n\t"
|
|
PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
|
|
"movq %%mm4, (%2) \n\t"
|
|
"movq %%mm5, (%2, %3) \n\t"
|
|
"movq 8(%1), %%mm0 \n\t"
|
|
"movq 9(%1), %%mm1 \n\t"
|
|
"movq 8(%1, %3), %%mm2 \n\t"
|
|
"movq 9(%1, %3), %%mm3 \n\t"
|
|
PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
|
|
"movq %%mm4, 8(%2) \n\t"
|
|
"movq %%mm5, 8(%2, %3) \n\t"
|
|
"add %%"FF_REG_a", %1 \n\t"
|
|
"add %%"FF_REG_a", %2 \n\t"
|
|
"movq (%1), %%mm0 \n\t"
|
|
"movq 1(%1), %%mm1 \n\t"
|
|
"movq (%1, %3), %%mm2 \n\t"
|
|
"movq 1(%1, %3), %%mm3 \n\t"
|
|
PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
|
|
"movq %%mm4, (%2) \n\t"
|
|
"movq %%mm5, (%2, %3) \n\t"
|
|
"movq 8(%1), %%mm0 \n\t"
|
|
"movq 9(%1), %%mm1 \n\t"
|
|
"movq 8(%1, %3), %%mm2 \n\t"
|
|
"movq 9(%1, %3), %%mm3 \n\t"
|
|
PAVGBP(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
|
|
"movq %%mm4, 8(%2) \n\t"
|
|
"movq %%mm5, 8(%2, %3) \n\t"
|
|
"add %%"FF_REG_a", %1 \n\t"
|
|
"add %%"FF_REG_a", %2 \n\t"
|
|
"subl $4, %0 \n\t"
|
|
"jnz 1b \n\t"
|
|
:"+g"(h), "+S"(pixels), "+D"(block)
|
|
:"r"((x86_reg)line_size)
|
|
:FF_REG_a, "memory");
|
|
}
|
|
|
|
av_unused static void DEF(put, pixels8_y2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
|
|
{
|
|
MOVQ_BFE(mm6);
|
|
__asm__ volatile(
|
|
"lea (%3, %3), %%"FF_REG_a" \n\t"
|
|
"movq (%1), %%mm0 \n\t"
|
|
".p2align 3 \n\t"
|
|
"1: \n\t"
|
|
"movq (%1, %3), %%mm1 \n\t"
|
|
"movq (%1, %%"FF_REG_a"),%%mm2\n\t"
|
|
PAVGBP(%%mm1, %%mm0, %%mm4, %%mm2, %%mm1, %%mm5)
|
|
"movq %%mm4, (%2) \n\t"
|
|
"movq %%mm5, (%2, %3) \n\t"
|
|
"add %%"FF_REG_a", %1 \n\t"
|
|
"add %%"FF_REG_a", %2 \n\t"
|
|
"movq (%1, %3), %%mm1 \n\t"
|
|
"movq (%1, %%"FF_REG_a"),%%mm0\n\t"
|
|
PAVGBP(%%mm1, %%mm2, %%mm4, %%mm0, %%mm1, %%mm5)
|
|
"movq %%mm4, (%2) \n\t"
|
|
"movq %%mm5, (%2, %3) \n\t"
|
|
"add %%"FF_REG_a", %1 \n\t"
|
|
"add %%"FF_REG_a", %2 \n\t"
|
|
"subl $4, %0 \n\t"
|
|
"jnz 1b \n\t"
|
|
:"+g"(h), "+S"(pixels), "+D"(block)
|
|
:"r"((x86_reg)line_size)
|
|
:FF_REG_a, "memory");
|
|
}
|
|
|
|
av_unused static void DEF(avg, pixels16_x2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
|
|
{
|
|
MOVQ_BFE(mm6);
|
|
__asm__ volatile(
|
|
".p2align 3 \n\t"
|
|
"1: \n\t"
|
|
"movq (%1), %%mm0 \n\t"
|
|
"movq 1(%1), %%mm1 \n\t"
|
|
"movq (%2), %%mm3 \n\t"
|
|
PAVGB(%%mm0, %%mm1, %%mm2, %%mm6)
|
|
PAVGB_MMX(%%mm3, %%mm2, %%mm0, %%mm6)
|
|
"movq %%mm0, (%2) \n\t"
|
|
"movq 8(%1), %%mm0 \n\t"
|
|
"movq 9(%1), %%mm1 \n\t"
|
|
"movq 8(%2), %%mm3 \n\t"
|
|
PAVGB(%%mm0, %%mm1, %%mm2, %%mm6)
|
|
PAVGB_MMX(%%mm3, %%mm2, %%mm0, %%mm6)
|
|
"movq %%mm0, 8(%2) \n\t"
|
|
"add %3, %1 \n\t"
|
|
"add %3, %2 \n\t"
|
|
"subl $1, %0 \n\t"
|
|
"jnz 1b \n\t"
|
|
:"+g"(h), "+S"(pixels), "+D"(block)
|
|
:"r"((x86_reg)line_size)
|
|
:"memory");
|
|
}
|
|
|
|
av_unused static void DEF(avg, pixels8_y2)(uint8_t *block, const uint8_t *pixels, ptrdiff_t line_size, int h)
|
|
{
|
|
MOVQ_BFE(mm6);
|
|
__asm__ volatile(
|
|
"lea (%3, %3), %%"FF_REG_a" \n\t"
|
|
"movq (%1), %%mm0 \n\t"
|
|
".p2align 3 \n\t"
|
|
"1: \n\t"
|
|
"movq (%1, %3), %%mm1 \n\t"
|
|
"movq (%1, %%"FF_REG_a"), %%mm2 \n\t"
|
|
PAVGBP(%%mm1, %%mm0, %%mm4, %%mm2, %%mm1, %%mm5)
|
|
"movq (%2), %%mm3 \n\t"
|
|
PAVGB_MMX(%%mm3, %%mm4, %%mm0, %%mm6)
|
|
"movq (%2, %3), %%mm3 \n\t"
|
|
PAVGB_MMX(%%mm3, %%mm5, %%mm1, %%mm6)
|
|
"movq %%mm0, (%2) \n\t"
|
|
"movq %%mm1, (%2, %3) \n\t"
|
|
"add %%"FF_REG_a", %1 \n\t"
|
|
"add %%"FF_REG_a", %2 \n\t"
|
|
|
|
"movq (%1, %3), %%mm1 \n\t"
|
|
"movq (%1, %%"FF_REG_a"), %%mm0 \n\t"
|
|
PAVGBP(%%mm1, %%mm2, %%mm4, %%mm0, %%mm1, %%mm5)
|
|
"movq (%2), %%mm3 \n\t"
|
|
PAVGB_MMX(%%mm3, %%mm4, %%mm2, %%mm6)
|
|
"movq (%2, %3), %%mm3 \n\t"
|
|
PAVGB_MMX(%%mm3, %%mm5, %%mm1, %%mm6)
|
|
"movq %%mm2, (%2) \n\t"
|
|
"movq %%mm1, (%2, %3) \n\t"
|
|
"add %%"FF_REG_a", %1 \n\t"
|
|
"add %%"FF_REG_a", %2 \n\t"
|
|
|
|
"subl $4, %0 \n\t"
|
|
"jnz 1b \n\t"
|
|
:"+g"(h), "+S"(pixels), "+D"(block)
|
|
:"r"((x86_reg)line_size)
|
|
:FF_REG_a, "memory");
|
|
}
|