| /* |
| * 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]) |
