1*c42dbd0eSchristos /* Copyright (C) 2021 Free Software Foundation, Inc.
2*c42dbd0eSchristos Contributed by Oracle.
3*c42dbd0eSchristos
4*c42dbd0eSchristos This file is part of GNU Binutils.
5*c42dbd0eSchristos
6*c42dbd0eSchristos This program is free software; you can redistribute it and/or modify
7*c42dbd0eSchristos it under the terms of the GNU General Public License as published by
8*c42dbd0eSchristos the Free Software Foundation; either version 3, or (at your option)
9*c42dbd0eSchristos any later version.
10*c42dbd0eSchristos
11*c42dbd0eSchristos This program is distributed in the hope that it will be useful,
12*c42dbd0eSchristos but WITHOUT ANY WARRANTY; without even the implied warranty of
13*c42dbd0eSchristos MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14*c42dbd0eSchristos GNU General Public License for more details.
15*c42dbd0eSchristos
16*c42dbd0eSchristos You should have received a copy of the GNU General Public License
17*c42dbd0eSchristos along with this program; if not, write to the Free Software
18*c42dbd0eSchristos Foundation, 51 Franklin Street - Fifth Floor, Boston,
19*c42dbd0eSchristos MA 02110-1301, USA. */
20*c42dbd0eSchristos
21*c42dbd0eSchristos #include "config.h"
22*c42dbd0eSchristos #include <time.h>
23*c42dbd0eSchristos #include "gp-time.h"
24*c42dbd0eSchristos
25*c42dbd0eSchristos /* CLOCK_MONOTONIC
26*c42dbd0eSchristos Clock that cannot be set and represents monotonic time since some
27*c42dbd0eSchristos unspecified starting point. */
28*c42dbd0eSchristos
29*c42dbd0eSchristos static hrtime_t
linux_gethrtime(void)30*c42dbd0eSchristos linux_gethrtime (void)
31*c42dbd0eSchristos {
32*c42dbd0eSchristos struct timespec tp;
33*c42dbd0eSchristos hrtime_t rc = 0;
34*c42dbd0eSchristos
35*c42dbd0eSchristos #ifdef CLOCK_MONOTONIC_RAW
36*c42dbd0eSchristos int r = clock_gettime (CLOCK_MONOTONIC_RAW, &tp);
37*c42dbd0eSchristos #else
38*c42dbd0eSchristos int r = clock_gettime (CLOCK_MONOTONIC, &tp);
39*c42dbd0eSchristos #endif
40*c42dbd0eSchristos
41*c42dbd0eSchristos if (r == 0)
42*c42dbd0eSchristos rc = ((hrtime_t) tp.tv_sec)*1000000000 + (hrtime_t) tp.tv_nsec;
43*c42dbd0eSchristos return rc;
44*c42dbd0eSchristos }
45*c42dbd0eSchristos
46*c42dbd0eSchristos hrtime_t (*__collector_gethrtime)() = linux_gethrtime;
47