test/benchmarks/clib/string.c

   1 /*
   2     Copyright © 2008, 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[BUFSIZE];
  13     char dst[BUFSIZE];
  14
  15     #define BENCHMARK(z, n, c) memcpy(dst, src, BUFSIZE);
  16     BENCHMARK_BUFFER(memcpy,1000, BUFSIZE);
  17     #undef BENCHMARK
  18
  19     #define BENCHMARK(z, n, c) memmove(dst, src, BUFSIZE);
  20     BENCHMARK_BUFFER(memmove,1000, BUFSIZE);
  21     #undef BENCHMARK
  22
  23     #define BENCHMARK(z, n, c) do { int res ## n = memcmp(dst, src, BUFSIZE); res ## n = 0; (void)res ## n; } while (0);
  24     memset(src, 'a', BUFSIZE);
  25     memset(dst, 'a', BUFSIZE);
  26     BENCHMARK_BUFFER(memcmp,1000, BUFSIZE);
  27     #undef BENCHMARK
  28
  29     #define BENCHMARK(z, n, c) do { char *res ## n = memchr(dst, 'b', BUFSIZE); res ## n = NULL; (void)res ## n; } while (0);
  30     memset(src, 'a', BUFSIZE);
  31     BENCHMARK_BUFFER(memchr,1000, BUFSIZE);
  32     #undef BENCHMARK
  33
  34     #define BENCHMARK(z, n, c) memset(dst, 'b', BUFSIZE);
  35     BENCHMARK_BUFFER(memset,1000, BUFSIZE);
  36     #undef BENCHMARK
  37
  38     #define BENCHMARK(z, n, c) do { int res ## n = strlen(dst); res ## n = 0; (void)res ## n; } while (0);
  39     memset(dst, 'a', BUFSIZE);
  40     dst[BUFSIZE - 1] = '\0';
  41     BENCHMARK_BUFFER(strlen,1000, BUFSIZE);
  42     #undef BENCHMARK
  43
  44     #define BENCHMARK(z, n, c) strncpy(dst, src, BUFSIZE);
  45     memset(src, 'a', BUFSIZE);
  46     memset(dst, 'a', BUFSIZE);
  47     BENCHMARK_BUFFER(strncpy,1000, BUFSIZE);
  48     #undef BENCHMARK
  49
  50     #define BENCHMARK(z, n, c) do { int res ## n = strncmp(dst, src, BUFSIZE); res ## n = 0; (void)res ## n; } while (0);
  51     memset(src, 'a', BUFSIZE);
  52     memset(dst, 'a', BUFSIZE);
  53     BENCHMARK_BUFFER(strncmp,1000, BUFSIZE);
  54     #undef BENCHMARK
  55
  56     #define BENCHMARK(z, n, c) do { int res ## n = strncasecmp(dst, src, BUFSIZE); res ## n = 0; (void)res ## n; } while (0);
  57     memset(src, 'a', BUFSIZE);
  58     memset(dst, 'A', BUFSIZE);
  59     BENCHMARK_BUFFER(strncasecmp,1000, BUFSIZE);
  60     #undef BENCHMARK
  61
  62     return 1;
  63 }