58 lines
2.2 KiB
C
58 lines
2.2 KiB
C
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/*
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* Loongson MMI optimizations for libjpeg-turbo
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*
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* Copyright (C) 2016-2017, Loongson Technology Corporation Limited, BeiJing.
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* All Rights Reserved.
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* Authors: ZhuChen <zhuchen@loongson.cn>
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* CaiWanwei <caiwanwei@loongson.cn>
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* SunZhangzhi <sunzhangzhi-cq@loongson.cn>
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any damages
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* arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any purpose,
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* including commercial applications, and to alter it and redistribute it
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* freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you must not
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* claim that you wrote the original software. If you use this software
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* in a product, an acknowledgment in the product documentation would be
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* appreciated but is not required.
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* 2. Altered source versions must be plainly marked as such, and must not be
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* misrepresented as being the original software.
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* 3. This notice may not be removed or altered from any source distribution.
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*/
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#define JPEG_INTERNALS
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#include "../../jinclude.h"
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#include "../../jpeglib.h"
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#include "../../jdct.h"
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#include "loongson-mmintrin.h"
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/* Common code */
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#define SIZEOF_MMWORD 8
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#define BYTE_BIT 8
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#define WORD_BIT 16
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#define SCALEBITS 16
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#define _uint64_set_pi8(a, b, c, d, e, f, g, h) \
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(((uint64_t)(uint8_t)a << 56) | \
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((uint64_t)(uint8_t)b << 48) | \
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((uint64_t)(uint8_t)c << 40) | \
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((uint64_t)(uint8_t)d << 32) | \
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((uint64_t)(uint8_t)e << 24) | \
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((uint64_t)(uint8_t)f << 16) | \
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((uint64_t)(uint8_t)g << 8) | \
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((uint64_t)(uint8_t)h))
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#define _uint64_set_pi16(a, b, c, d) (((uint64_t)(uint16_t)a << 48) | \
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((uint64_t)(uint16_t)b << 32) | \
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((uint64_t)(uint16_t)c << 16) | \
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((uint64_t)(uint16_t)d))
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#define _uint64_set_pi32(a, b) (((uint64_t)(uint32_t)a << 32) | \
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((uint64_t)(uint32_t)b))
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#define get_const_value(index) (*(__m64 *)&const_value[index])
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