uspace/app/hbench/malloc/malloc1.c

   1 /*
   2  * Copyright (c) 2018 Jiri Svoboda
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  *
   9  * - Redistributions of source code must retain the above copyright
  10  *   notice, this list of conditions and the following disclaimer.
  11  * - Redistributions in binary form must reproduce the above copyright
  12  *   notice, this list of conditions and the following disclaimer in the
  13  *   documentation and/or other materials provided with the distribution.
  14  * - The name of the author may not be used to endorse or promote products
  15  *   derived from this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27  */
  28
  29 /** @addtogroup hbench
  30  * @{
  31  */
  32
  33 #include <math.h>
  34 #include <stdio.h>
  35 #include <stdlib.h>
  36 #include "../hbench.h"
  37
  38 static bool runner(bench_env_t *env, bench_run_t *run, uint64_t size)
  39 {
  40         bench_run_start(run);
  41         for (uint64_t i = 0; i < size; i++) {
  42                 void *p = malloc(1);
  43                 if (p == NULL) {
  44                         return bench_run_fail(run,
  45                             "failed to allocate 1B in run %" PRIu64 " (out of %" PRIu64 ")",
  46                             i, size);
  47                 }
  48                 free(p);
  49         }
  50         bench_run_stop(run);
  51
  52         return true;
  53 }
  54
  55 benchmark_t benchmark_malloc1 = {
  56         .name = "malloc1",
  57         .desc = "User-space memory allocator benchmark, repeatedly allocate one block",
  58         .entry = &runner,
  59         .setup = NULL,
  60         .teardown = NULL
  61 };
  62
  63 /** @}
  64  */