mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-29 05:51:10 +00:00
47 lines
1.5 KiB
C
47 lines
1.5 KiB
C
/* Check __ppc_get_timebase() for architecture changes
|
|
Copyright (C) 2012-2024 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library 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.
|
|
|
|
The GNU C Library 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 the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
/* Test if __ppc_get_timebase() is compatible with the current processor and if
|
|
it's changing between reads. A read failure might indicate a Power ISA or
|
|
binutils change. */
|
|
|
|
#include <inttypes.h>
|
|
#include <stdio.h>
|
|
#include <stdint.h>
|
|
|
|
#include <sys/platform/ppc.h>
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
uint64_t t1, t2, t3;
|
|
t1 = __ppc_get_timebase ();
|
|
printf ("Time Base = %"PRIu64"\n", t1);
|
|
t2 = __ppc_get_timebase ();
|
|
printf ("Time Base = %"PRIu64"\n", t2);
|
|
t3 = __ppc_get_timebase ();
|
|
printf ("Time Base = %"PRIu64"\n", t3);
|
|
if (t1 != t2 && t1 != t3 && t2 != t3)
|
|
return 0;
|
|
|
|
printf ("Fail: timebase reads should always be different.\n");
|
|
return 1;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|