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timer.h
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1 /*
2  * Copyright (C) 2007 Marc Hoffman
3  *
4  * This file is part of FFmpeg.
5  *
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.
10  *
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.
15  *
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
19  */
20 
21 #ifndef AVUTIL_BFIN_TIMER_H
22 #define AVUTIL_BFIN_TIMER_H
23 
24 #include <stdint.h>
25 
26 #define AV_READ_TIME read_time
27 
28 static inline uint64_t read_time(void)
29 {
30  union {
31  struct {
32  unsigned lo;
33  unsigned hi;
34  } p;
35  unsigned long long c;
36  } t;
37  __asm__ volatile ("%0=cycles; %1=cycles2;" : "=d" (t.p.lo), "=d" (t.p.hi));
38  return t.c;
39 }
40 
41 #endif /* AVUTIL_BFIN_TIMER_H */
static uint64_t read_time(void)
Definition: timer.h:28
static AVCodec * c