mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-11-21 10:55:51 +02:00
f7b46d86de
* qatar/master: intreadwrite: tomi: Add missing attributes.h #include for av_always_inline Merged-by: Michael Niedermayer <michaelni@gmx.at>
151 lines
4.7 KiB
C
151 lines
4.7 KiB
C
/*
|
|
* Copyright (c) 2010 Mans Rullgard <mans@mansr.com>
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#ifndef AVUTIL_TOMI_INTREADWRITE_H
|
|
#define AVUTIL_TOMI_INTREADWRITE_H
|
|
|
|
#include <stdint.h>
|
|
|
|
#include "config.h"
|
|
#include "libavutil/attributes.h"
|
|
|
|
#define AV_RB16 AV_RB16
|
|
static av_always_inline uint16_t AV_RB16(const void *p)
|
|
{
|
|
uint16_t v;
|
|
__asm__ ("loadacc, (%1+) \n\t"
|
|
"rol8 \n\t"
|
|
"storeacc, %0 \n\t"
|
|
"loadacc, (%1+) \n\t"
|
|
"add, %0 \n\t"
|
|
: "=r"(v), "+a"(p));
|
|
return v;
|
|
}
|
|
|
|
#define AV_WB16 AV_WB16
|
|
static av_always_inline void AV_WB16(void *p, uint16_t v)
|
|
{
|
|
__asm__ volatile ("loadacc, %1 \n\t"
|
|
"lsr8 \n\t"
|
|
"storeacc, (%0+) \n\t"
|
|
"loadacc, %1 \n\t"
|
|
"storeacc, (%0+) \n\t"
|
|
: "+&a"(p) : "r"(v));
|
|
}
|
|
|
|
#define AV_RL16 AV_RL16
|
|
static av_always_inline uint16_t AV_RL16(const void *p)
|
|
{
|
|
uint16_t v;
|
|
__asm__ ("loadacc, (%1+) \n\t"
|
|
"storeacc, %0 \n\t"
|
|
"loadacc, (%1+) \n\t"
|
|
"rol8 \n\t"
|
|
"add, %0 \n\t"
|
|
: "=r"(v), "+a"(p));
|
|
return v;
|
|
}
|
|
|
|
#define AV_WL16 AV_WL16
|
|
static av_always_inline void AV_WL16(void *p, uint16_t v)
|
|
{
|
|
__asm__ volatile ("loadacc, %1 \n\t"
|
|
"storeacc, (%0+) \n\t"
|
|
"lsr8 \n\t"
|
|
"storeacc, (%0+) \n\t"
|
|
: "+&a"(p) : "r"(v));
|
|
}
|
|
|
|
#define AV_RB32 AV_RB32
|
|
static av_always_inline uint32_t AV_RB32(const void *p)
|
|
{
|
|
uint32_t v;
|
|
__asm__ ("loadacc, (%1+) \n\t"
|
|
"rol8 \n\t"
|
|
"rol8 \n\t"
|
|
"rol8 \n\t"
|
|
"storeacc, %0 \n\t"
|
|
"loadacc, (%1+) \n\t"
|
|
"rol8 \n\t"
|
|
"rol8 \n\t"
|
|
"add, %0 \n\t"
|
|
"loadacc, (%1+) \n\t"
|
|
"rol8 \n\t"
|
|
"add, %0 \n\t"
|
|
"loadacc, (%1+) \n\t"
|
|
"add, %0 \n\t"
|
|
: "=r"(v), "+a"(p));
|
|
return v;
|
|
}
|
|
|
|
#define AV_WB32 AV_WB32
|
|
static av_always_inline void AV_WB32(void *p, uint32_t v)
|
|
{
|
|
__asm__ volatile ("loadacc, #4 \n\t"
|
|
"add, %0 \n\t"
|
|
"loadacc, %1 \n\t"
|
|
"storeacc, (-%0) \n\t"
|
|
"lsr8 \n\t"
|
|
"storeacc, (-%0) \n\t"
|
|
"lsr8 \n\t"
|
|
"storeacc, (-%0) \n\t"
|
|
"lsr8 \n\t"
|
|
"storeacc, (-%0) \n\t"
|
|
: "+&a"(p) : "r"(v));
|
|
}
|
|
|
|
#define AV_RL32 AV_RL32
|
|
static av_always_inline uint32_t AV_RL32(const void *p)
|
|
{
|
|
uint32_t v;
|
|
__asm__ ("loadacc, (%1+) \n\t"
|
|
"storeacc, %0 \n\t"
|
|
"loadacc, (%1+) \n\t"
|
|
"rol8 \n\t"
|
|
"add, %0 \n\t"
|
|
"loadacc, (%1+) \n\t"
|
|
"rol8 \n\t"
|
|
"rol8 \n\t"
|
|
"add, %0 \n\t"
|
|
"loadacc, (%1+) \n\t"
|
|
"rol8 \n\t"
|
|
"rol8 \n\t"
|
|
"rol8 \n\t"
|
|
"add, %0 \n\t"
|
|
: "=r"(v), "+a"(p));
|
|
return v;
|
|
}
|
|
|
|
#define AV_WL32 AV_WL32
|
|
static av_always_inline void AV_WL32(void *p, uint32_t v)
|
|
{
|
|
__asm__ volatile ("loadacc, %1 \n\t"
|
|
"storeacc, (%0+) \n\t"
|
|
"lsr8 \n\t"
|
|
"storeacc, (%0+) \n\t"
|
|
"lsr8 \n\t"
|
|
"storeacc, (%0+) \n\t"
|
|
"lsr8 \n\t"
|
|
"storeacc, (%0+) \n\t"
|
|
: "+&a"(p) : "r"(v));
|
|
}
|
|
|
|
#endif /* AVUTIL_TOMI_INTREADWRITE_H */
|