diff options
Diffstat (limited to 'REORG.TODO/sysdeps/powerpc/test-gettimebase.c')
| -rw-r--r-- | REORG.TODO/sysdeps/powerpc/test-gettimebase.c | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/powerpc/test-gettimebase.c b/REORG.TODO/sysdeps/powerpc/test-gettimebase.c new file mode 100644 index 0000000000..0e8e2f00fc --- /dev/null +++ b/REORG.TODO/sysdeps/powerpc/test-gettimebase.c @@ -0,0 +1,46 @@ +/* Check __ppc_get_timebase() for architecture changes + Copyright (C) 2012-2017 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 + <http://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> |