1/* Copyright (C) 2021 Free Software Foundation, Inc. 2 Contributed by Oracle. 3 4 This file is part of GNU Binutils. 5 6 This program is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 3, or (at your option) 9 any later version. 10 11 This program 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 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with this program; if not, write to the Free Software 18 Foundation, 51 Franklin Street - Fifth Floor, Boston, 19 MA 02110-1301, USA. */ 20 21#include "config.h" 22#include <time.h> 23#include "gp-time.h" 24 25/* CLOCK_MONOTONIC 26 Clock that cannot be set and represents monotonic time since some 27 unspecified starting point. */ 28 29static hrtime_t 30linux_gethrtime (void) 31{ 32 struct timespec tp; 33 hrtime_t rc = 0; 34 35#ifdef CLOCK_MONOTONIC_RAW 36 int r = clock_gettime (CLOCK_MONOTONIC_RAW, &tp); 37#else 38 int r = clock_gettime (CLOCK_MONOTONIC, &tp); 39#endif 40 41 if (r == 0) 42 rc = ((hrtime_t) tp.tv_sec)*1000000000 + (hrtime_t) tp.tv_nsec; 43 return rc; 44} 45 46hrtime_t (*__collector_gethrtime)() = linux_gethrtime; 47