[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/libc/glibc/glibc-2.22/benchtests/bench-timing.h b/ap/libc/glibc/glibc-2.22/benchtests/bench-timing.h
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+/* Define timing macros.
+ Copyright (C) 2013-2015 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/>. */
+
+#include <hp-timing.h>
+#include <stdint.h>
+
+#if HP_TIMING_AVAIL && !defined USE_CLOCK_GETTIME
+# define GL(x) _##x
+# define GLRO(x) _##x
+typedef hp_timing_t timing_t;
+
+# 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_PRINT_MEAN(d_total_s, d_iters) \
+ printf ("\t%g", (d_total_s) / (d_iters))