about summary refs log tree commit diff
path: root/benchtests/bench-strnlen.c
diff options
context:
space:
mode:
Diffstat (limited to 'benchtests/bench-strnlen.c')
-rw-r--r--benchtests/bench-strnlen.c153
1 files changed, 0 insertions, 153 deletions
diff --git a/benchtests/bench-strnlen.c b/benchtests/bench-strnlen.c
deleted file mode 100644
index 592e3013f8..0000000000
--- a/benchtests/bench-strnlen.c
+++ /dev/null
@@ -1,153 +0,0 @@
-/* Measure strlen functions.
-   Copyright (C) 2013-2017 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/>.  */
-
-#define TEST_MAIN
-#ifndef WIDE
-# define TEST_NAME "strnlen"
-#else
-# define TEST_NAME "wcsnlen"
-#endif /* WIDE */
-#include "bench-string.h"
-
-#ifndef WIDE
-# define STRNLEN strnlen
-# define CHAR char
-# define BIG_CHAR CHAR_MAX
-# define MIDDLE_CHAR 127
-# define SIMPLE_STRNLEN simple_strnlen
-#else
-# include <wchar.h>
-# define STRNLEN wcsnlen
-# define CHAR wchar_t
-# define BIG_CHAR WCHAR_MAX
-# define MIDDLE_CHAR 1121
-# define SIMPLE_STRNLEN simple_wcsnlen
-#endif /* WIDE */
-
-typedef size_t (*proto_t) (const CHAR *, size_t);
-size_t SIMPLE_STRNLEN (const CHAR *, size_t);
-
-IMPL (SIMPLE_STRNLEN, 0)
-IMPL (STRNLEN, 1)
-
-size_t
-SIMPLE_STRNLEN (const CHAR *s, size_t maxlen)
-{
-  size_t i;
-
-  for (i = 0; i < maxlen && s[i]; ++i);
-  return i;
-}
-
-static void
-do_one_test (impl_t *impl, const CHAR *s, size_t maxlen, size_t exp_len)
-{
-  size_t len = CALL (impl, s, maxlen), i, iters = INNER_LOOP_ITERS;
-  timing_t start, stop, cur;
-
-  if (len != exp_len)
-    {
-      error (0, 0, "Wrong result in function %s %zd %zd", impl->name,
-	     len, exp_len);
-      ret = 1;
-      return;
-    }
-
-  TIMING_NOW (start);
-  for (i = 0; i < iters; ++i)
-    {
-      CALL (impl, s, maxlen);
-    }
-  TIMING_NOW (stop);
-
-  TIMING_DIFF (cur, start, stop);
-
-  TIMING_PRINT_MEAN ((double) cur, (double) iters);
-}
-
-static void
-do_test (size_t align, size_t len, size_t maxlen, int max_char)
-{
-  size_t i;
-
-  align &= 63;
-  if ((align + len) * sizeof (CHAR) >= page_size)
-    return;
-
-  CHAR *buf = (CHAR *) (buf1);
-
-  for (i = 0; i < len; ++i)
-    buf[align + i] = 1 + 7 * i % max_char;
-  buf[align + len] = 0;
-
-  printf ("Length %4zd, alignment %2zd:", len, align);
-
-  FOR_EACH_IMPL (impl, 0)
-    do_one_test (impl, (CHAR *) (buf + align), maxlen, MIN (len, maxlen));
-
-  putchar ('\n');
-}
-
-int
-test_main (void)
-{
-  size_t i;
-
-  test_init ();
-
-  printf ("%20s", "");
-  FOR_EACH_IMPL (impl, 0)
-    printf ("\t%s", impl->name);
-  putchar ('\n');
-
-  for (i = 1; i < 8; ++i)
-    {
-      do_test (0, i, i - 1, MIDDLE_CHAR);
-      do_test (0, i, i, MIDDLE_CHAR);
-      do_test (0, i, i + 1, MIDDLE_CHAR);
-    }
-
-  for (i = 1; i < 8; ++i)
-    {
-      do_test (i, i, i - 1, MIDDLE_CHAR);
-      do_test (i, i, i, MIDDLE_CHAR);
-      do_test (i, i, i + 1, MIDDLE_CHAR);
-    }
-
-  for (i = 2; i <= 10; ++i)
-    {
-      do_test (0, 1 << i, 5000, MIDDLE_CHAR);
-      do_test (1, 1 << i, 5000, MIDDLE_CHAR);
-    }
-
-  for (i = 1; i < 8; ++i)
-    do_test (0, i, 5000, BIG_CHAR);
-
-  for (i = 1; i < 8; ++i)
-    do_test (i, i, 5000, BIG_CHAR);
-
-  for (i = 2; i <= 10; ++i)
-    {
-      do_test (0, 1 << i, 5000, BIG_CHAR);
-      do_test (1, 1 << i, 5000, BIG_CHAR);
-    }
-
-  return ret;
-}
-
-#include <support/test-driver.c>