/* * Copyright (C) 2007 Marc Hoffman * * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef AVUTIL_BFIN_TIMER_H #define AVUTIL_BFIN_TIMER_H #include <stdint.h> #define AV_READ_TIME read_time static inline uint64_t read_time(void) { union { struct { unsigned lo; unsigned hi; } p; unsigned long long c; } t; __asm__ volatile ("%0=cycles; %1=cycles2;" : "=d" (t.p.lo), "=d" (t.p.hi)); return t.c; } #endif /* AVUTIL_BFIN_TIMER_H */