1 /* Copyright (c) 2008-2014. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
11 #include "xbt/dynar.h"
12 #include "xbt/virtu.h"
15 #include "mc_object_info.h"
16 #include "mc_private.h"
18 XBT_LOG_NEW_DEFAULT_SUBCATEGORY(mc_memory, mc,
19 "Logging specific to MC (memory)");
21 /* Pointers to each of the heap regions to use */
22 xbt_mheap_t std_heap = NULL; /* memory erased each time the MC stuff rollbacks to the beginning. Almost everything goes here */
23 xbt_mheap_t mc_heap = NULL; /* memory persistent over the MC rollbacks. Only MC stuff should go there */
25 /* Initialize the model-checker memory subsystem */
26 /* It creates the two heap regions: std_heap and mc_heap */
29 mmalloc_ensure_using_mm(
30 xbt_dynar_length(xbt_cmdline), xbt_dynar_get_ptr(xbt_cmdline, 0));
32 /* Create the first region HEAP_OFFSET bytes after the heap break address */
33 std_heap = mmalloc_get_default_md();
34 xbt_assert(std_heap != NULL);
36 /* Create the second region a page after the first one ends + safety gap */
38 xbt_mheap_new_options(-1,
39 (char *) (std_heap) + STD_HEAP_SIZE + xbt_pagesize,
41 xbt_assert(mc_heap != NULL);
44 /* Finalize the memory subsystem */
45 #include "xbt_modinter.h"
46 void MC_memory_exit(void)
49 xbt_mheap_destroy(mc_heap);