mirror of
https://github.com/pineappleEA/pineapple-src.git
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151 lines
4.7 KiB
C
Executable File
151 lines
4.7 KiB
C
Executable File
/*
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* Copyright (c) 2010 Mans Rullgard <mans@mansr.com>
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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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#ifndef AVUTIL_TOMI_INTREADWRITE_H
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#define AVUTIL_TOMI_INTREADWRITE_H
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#include <stdint.h>
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#include "config.h"
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#include "libavutil/attributes.h"
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#define AV_RB16 AV_RB16
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static av_always_inline uint16_t AV_RB16(const void *p)
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{
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uint16_t v;
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__asm__ ("loadacc, (%1+) \n\t"
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"rol8 \n\t"
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"storeacc, %0 \n\t"
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"loadacc, (%1+) \n\t"
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"add, %0 \n\t"
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: "=r"(v), "+a"(p));
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return v;
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}
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#define AV_WB16 AV_WB16
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static av_always_inline void AV_WB16(void *p, uint16_t v)
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{
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__asm__ volatile ("loadacc, %1 \n\t"
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"lsr8 \n\t"
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"storeacc, (%0+) \n\t"
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"loadacc, %1 \n\t"
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"storeacc, (%0+) \n\t"
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: "+&a"(p) : "r"(v));
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}
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#define AV_RL16 AV_RL16
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static av_always_inline uint16_t AV_RL16(const void *p)
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{
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uint16_t v;
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__asm__ ("loadacc, (%1+) \n\t"
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"storeacc, %0 \n\t"
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"loadacc, (%1+) \n\t"
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"rol8 \n\t"
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"add, %0 \n\t"
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: "=r"(v), "+a"(p));
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return v;
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}
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#define AV_WL16 AV_WL16
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static av_always_inline void AV_WL16(void *p, uint16_t v)
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{
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__asm__ volatile ("loadacc, %1 \n\t"
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"storeacc, (%0+) \n\t"
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"lsr8 \n\t"
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"storeacc, (%0+) \n\t"
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: "+&a"(p) : "r"(v));
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}
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#define AV_RB32 AV_RB32
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static av_always_inline uint32_t AV_RB32(const void *p)
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{
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uint32_t v;
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__asm__ ("loadacc, (%1+) \n\t"
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"rol8 \n\t"
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"rol8 \n\t"
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"rol8 \n\t"
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"storeacc, %0 \n\t"
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"loadacc, (%1+) \n\t"
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"rol8 \n\t"
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"rol8 \n\t"
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"add, %0 \n\t"
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"loadacc, (%1+) \n\t"
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"rol8 \n\t"
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"add, %0 \n\t"
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"loadacc, (%1+) \n\t"
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"add, %0 \n\t"
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: "=r"(v), "+a"(p));
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return v;
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}
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#define AV_WB32 AV_WB32
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static av_always_inline void AV_WB32(void *p, uint32_t v)
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{
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__asm__ volatile ("loadacc, #4 \n\t"
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"add, %0 \n\t"
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"loadacc, %1 \n\t"
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"storeacc, (-%0) \n\t"
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"lsr8 \n\t"
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"storeacc, (-%0) \n\t"
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"lsr8 \n\t"
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"storeacc, (-%0) \n\t"
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"lsr8 \n\t"
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"storeacc, (-%0) \n\t"
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: "+&a"(p) : "r"(v));
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}
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#define AV_RL32 AV_RL32
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static av_always_inline uint32_t AV_RL32(const void *p)
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{
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uint32_t v;
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__asm__ ("loadacc, (%1+) \n\t"
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"storeacc, %0 \n\t"
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"loadacc, (%1+) \n\t"
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"rol8 \n\t"
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"add, %0 \n\t"
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"loadacc, (%1+) \n\t"
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"rol8 \n\t"
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"rol8 \n\t"
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"add, %0 \n\t"
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"loadacc, (%1+) \n\t"
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"rol8 \n\t"
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"rol8 \n\t"
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"rol8 \n\t"
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"add, %0 \n\t"
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: "=r"(v), "+a"(p));
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return v;
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}
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#define AV_WL32 AV_WL32
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static av_always_inline void AV_WL32(void *p, uint32_t v)
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{
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__asm__ volatile ("loadacc, %1 \n\t"
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"storeacc, (%0+) \n\t"
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"lsr8 \n\t"
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"storeacc, (%0+) \n\t"
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"lsr8 \n\t"
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"storeacc, (%0+) \n\t"
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"lsr8 \n\t"
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"storeacc, (%0+) \n\t"
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: "+&a"(p) : "r"(v));
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}
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#endif /* AVUTIL_TOMI_INTREADWRITE_H */
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