test/benchmarks/clib/string.c

   1 /*
   2     Copyright © 2008-2014, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include "benchmark.h"
   7 #include <string.h>
   8
   9 int main()
  10 {
  11     #define BUFSIZE 1000000UL
  12     char *src = malloc(BUFSIZE);
  13     char *dst = malloc(BUFSIZE);
  14
  15     if (src == NULL || dst == NULL)
  16         return 1;
  17
  18     #define BENCHMARK(z, n, c) memcpy(dst, src, BUFSIZE);
  19     BENCHMARK_BUFFER(memcpy,1000, BUFSIZE);
  20     #undef BENCHMARK
  21
  22     #define BENCHMARK(z, n, c) memmove(dst, src, BUFSIZE);
  23     BENCHMARK_BUFFER(memmove,1000, BUFSIZE);
  24     #undef BENCHMARK
  25
  26     #define BENCHMARK(z, n, c) do { int res ## n = memcmp(dst, src, BUFSIZE); res ## n = 0; (void)res ## n; } while (0);
  27     memset(src, 'a', BUFSIZE);
  28     memset(dst, 'a', BUFSIZE);
  29     BENCHMARK_BUFFER(memcmp,1000, BUFSIZE);
  30     #undef BENCHMARK
  31
  32     #define BENCHMARK(z, n, c) do { char *res ## n = memchr(dst, 'b', BUFSIZE); res ## n = NULL; (void)res ## n; } while (0);
  33     memset(src, 'a', BUFSIZE);
  34     BENCHMARK_BUFFER(memchr,1000, BUFSIZE);
  35     #undef BENCHMARK
  36
  37     #define BENCHMARK(z, n, c) memset(dst, 'b', BUFSIZE);
  38     BENCHMARK_BUFFER(memset,1000, BUFSIZE);
  39     #undef BENCHMARK
  40
  41     #define BENCHMARK(z, n, c) do { int res ## n = strlen(dst); res ## n = 0; (void)res ## n; } while (0);
  42     memset(dst, 'a', BUFSIZE);
  43     dst[BUFSIZE - 1] = '\0';
  44     BENCHMARK_BUFFER(strlen,1000, BUFSIZE);
  45     #undef BENCHMARK
  46
  47     #define BENCHMARK(z, n, c) strncpy(dst, src, BUFSIZE);
  48     memset(src, 'a', BUFSIZE);
  49     memset(dst, 'a', BUFSIZE);
  50     BENCHMARK_BUFFER(strncpy,1000, BUFSIZE);
  51     #undef BENCHMARK
  52
  53     #define BENCHMARK(z, n, c) do { int res ## n = strncmp(dst, src, BUFSIZE); res ## n = 0; (void)res ## n; } while (0);
  54     memset(src, 'a', BUFSIZE);
  55     memset(dst, 'a', BUFSIZE);
  56     BENCHMARK_BUFFER(strncmp,1000, BUFSIZE);
  57     #undef BENCHMARK
  58
  59     #define BENCHMARK(z, n, c) do { int res ## n = strncasecmp(dst, src, BUFSIZE); res ## n = 0; (void)res ## n; } while (0);
  60     memset(src, 'a', BUFSIZE);
  61     memset(dst, 'A', BUFSIZE);
  62     BENCHMARK_BUFFER(strncasecmp,1000, BUFSIZE);
  63     #undef BENCHMARK
  64
  65     return 1;
  66 }