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