diff options
Diffstat (limited to 'benchtests/bench-timing.h')
| -rw-r--r-- | benchtests/bench-timing.h | 48 |
1 files changed, 9 insertions, 39 deletions
diff --git a/benchtests/bench-timing.h b/benchtests/bench-timing.h index 96cde1e8be..26db7b00cb 100644 --- a/benchtests/bench-timing.h +++ b/benchtests/bench-timing.h @@ -1,5 +1,5 @@ /* Define timing macros. - Copyright (C) 2013-2018 Free Software Foundation, Inc. + Copyright (C) 2013-2019 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 @@ -14,53 +14,23 @@ 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/>. */ + <https://www.gnu.org/licenses/>. */ #undef attribute_hidden #define attribute_hidden +#define __clock_gettime clock_gettime #include <hp-timing.h> #include <stdint.h> -#if HP_TIMING_AVAIL && !defined USE_CLOCK_GETTIME -# define GL(x) _##x -# define GLRO(x) _##x +#define GL(x) _##x +#define GLRO(x) _##x typedef hp_timing_t timing_t; -# define TIMING_TYPE "hp_timing" +#define TIMING_TYPE "hp_timing" -# define TIMING_INIT(res) ({ (res) = 1; }) - -# define TIMING_NOW(var) HP_TIMING_NOW (var) -# define TIMING_DIFF(diff, start, end) HP_TIMING_DIFF ((diff), (start), (end)) -# define TIMING_ACCUM(sum, diff) HP_TIMING_ACCUM_NT ((sum), (diff)) - -#else - -#include <time.h> -typedef uint64_t timing_t; - -# define TIMING_TYPE "clock_gettime" - -/* Measure the resolution of the clock so we can scale the number of - benchmark iterations by this value. */ -# define TIMING_INIT(res) \ -({ \ - struct timespec start; \ - clock_getres (CLOCK_PROCESS_CPUTIME_ID, &start); \ - (res) = start.tv_nsec; \ -}) - -# define TIMING_NOW(var) \ -({ \ - struct timespec tv; \ - clock_gettime (CLOCK_PROCESS_CPUTIME_ID, &tv); \ - (var) = (uint64_t) (tv.tv_nsec + (uint64_t) 1000000000 * tv.tv_sec); \ -}) - -# define TIMING_DIFF(diff, start, end) (diff) = (end) - (start) -# define TIMING_ACCUM(sum, diff) (sum) += (diff) - -#endif +#define TIMING_NOW(var) HP_TIMING_NOW (var) +#define TIMING_DIFF(diff, start, end) HP_TIMING_DIFF ((diff), (start), (end)) +#define TIMING_ACCUM(sum, diff) HP_TIMING_ACCUM_NT ((sum), (diff)) #define TIMING_PRINT_MEAN(d_total_s, d_iters) \ printf ("\t%g", (d_total_s) / (d_iters)) |