diff options
Diffstat (limited to 'benchtests/bench-skeleton.c')
| -rw-r--r-- | benchtests/bench-skeleton.c | 20 |
1 files changed, 4 insertions, 16 deletions
diff --git a/benchtests/bench-skeleton.c b/benchtests/bench-skeleton.c index e357f0cf52..c465305991 100644 --- a/benchtests/bench-skeleton.c +++ b/benchtests/bench-skeleton.c @@ -1,5 +1,5 @@ /* Skeleton for benchmark programs. - Copyright (C) 2013-2015 Free Software Foundation, Inc. + Copyright (C) 2013-2016 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 @@ -24,21 +24,9 @@ #include <inttypes.h> #include "bench-timing.h" #include "json-lib.h" +#include "bench-util.h" -volatile unsigned int dontoptimize = 0; - -void -startup (void) -{ - /* This loop should cause CPU to switch to maximal freqency. - This makes subsequent measurement more accurate. We need a side effect - to prevent the loop being deleted by compiler. - This should be enough to cause CPU to speed up and it is simpler than - running loop for constant time. This is used when user does not have root - access to set a constant freqency. */ - for (int k = 0; k < 10000000; k++) - dontoptimize += 23 * dontoptimize + 2; -} +#include "bench-util.c" #define TIMESPEC_AFTER(a, b) \ (((a).tv_sec == (b).tv_sec) ? \ @@ -56,7 +44,7 @@ main (int argc, char **argv) if (argc == 2 && !strcmp (argv[1], "-d")) detailed = true; - startup(); + bench_start (); memset (&runtime, 0, sizeof (runtime)); |