2 * Copyright (c) 2009 Mans Rullgard <mans@mansr.com>
4 * This file is part of FFmpeg.
6 * FFmpeg is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * FFmpeg is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with FFmpeg; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21 #ifndef AVCODEC_MIPS_MATHOPS_H
22 #define AVCODEC_MIPS_MATHOPS_H
28 static inline av_const int64_t MAC64(int64_t d, int a, int b)
31 __asm__ ("dmult.g %1, %2, %3 \n\t"
32 "daddu %0, %0, %1 \n\t"
33 : "+r"(d), "=&r"(m) : "r"(a), "r"(b));
36 #define MAC64(d, a, b) ((d) = MAC64(d, a, b))
38 static inline av_const int64_t MLS64(int64_t d, int a, int b)
41 __asm__ ("dmult.g %1, %2, %3 \n\t"
42 "dsubu %0, %0, %1 \n\t"
43 : "+r"(d), "=&r"(m) : "r"(a), "r"(b));
46 #define MLS64(d, a, b) ((d) = MLS64(d, a, b))
50 static inline av_const int64_t MAC64(int64_t d, int a, int b)
53 __asm__ ("dmult %2, %3 \n\t"
55 "daddu %0, %0, %1 \n\t"
56 : "+r"(d), "=&r"(m) : "r"(a), "r"(b));
59 #define MAC64(d, a, b) ((d) = MAC64(d, a, b))
61 static inline av_const int64_t MLS64(int64_t d, int a, int b)
64 __asm__ ("dmult %2, %3 \n\t"
66 "dsubu %0, %0, %1 \n\t"
67 : "+r"(d), "=&r"(m) : "r"(a), "r"(b));
70 #define MLS64(d, a, b) ((d) = MLS64(d, a, b))
74 #endif /* AVCODEC_MIPS_MATHOPS_H */