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include slop-space in debug statistics (gcc/clang only)

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This commit is contained in:
Campbell Barton 2013-08-28 10:17:26 +00:00
parent 562313bfd3
commit d1d6a13297
1 changed files with 17 additions and 1 deletions
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18
intern/guardedalloc/intern/mallocn.c
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@ -48,6 +48,11 @@
# define __func__ __FUNCTION__
#endif
/* only for utility functions */
#if defined(__GNUC__)
#include <malloc.h>
#endif
#include "MEM_guardedalloc.h"
/* should always be defined except for experimental cases */
@ -620,7 +625,9 @@ void MEM_printmemlist_stats(void)
MemHead *membl;
MemPrintBlock *pb, *printblock;
int totpb, a, b;
#ifdef __GNUC__
size_t mem_in_use_slop;
#endif
mem_lock_thread();
/* put memory blocks into array */
@ -640,6 +647,11 @@ void MEM_printmemlist_stats(void)
totpb++;
pb++;
#ifdef __GNUC__
mem_in_use_slop += (sizeof(MemHead) + sizeof(MemTail) +
malloc_usable_size((void *)membl)) - membl->len;
#endif
if (membl->next)
membl = MEMNEXT(membl->next);
else break;
@ -668,6 +680,10 @@ void MEM_printmemlist_stats(void)
(double)mem_in_use / (double)(1024 * 1024));
printf("peak memory len: %.3f MB\n",
(double)peak_mem / (double)(1024 * 1024));
#ifdef __GNUC__
printf("slop memory len: %.3f MB\n",
(double)mem_in_use_slop / (double)(1024 * 1024));
#endif
printf(" ITEMS TOTAL-MiB AVERAGE-KiB TYPE\n");
for (a = 0, pb = printblock; a < totpb; a++, pb++) {
printf("%6d (%8.3f %8.3f) %s\n",