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Diffstat (limited to '')
-rw-r--r-- | cpukit/libcsupport/src/malloc_report_statistics_plugin.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/cpukit/libcsupport/src/malloc_report_statistics_plugin.c b/cpukit/libcsupport/src/malloc_report_statistics_plugin.c new file mode 100644 index 0000000000..2f00477d44 --- /dev/null +++ b/cpukit/libcsupport/src/malloc_report_statistics_plugin.c @@ -0,0 +1,60 @@ +/* + * malloc_report_statistics with plugin Implementation + * + * COPYRIGHT (c) 1989-2007. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id$ + */ + +#if HAVE_CONFIG_H +#include "config.h" +#endif + +#ifdef RTEMS_NEWLIB +#include "malloc_p.h" +#include "inttypes.h" + +void malloc_report_statistics_with_plugin( + void *context, + rtems_printk_plugin_t print +) +{ + rtems_malloc_statistics_t *s; + uint32_t allocated; + + s = &rtems_malloc_statistics; + + allocated = s->lifetime_allocated - s->lifetime_freed; + + (*print)( + context, + "Malloc statistics\n" + " avail:%"PRIu32"k allocated:%"PRIu32"k (%"PRId32"%%) " + "max:%"PRIu32"k (%"PRIu32"%%)" + " lifetime:%"PRIuMAX"k freed:%"PRIuMAX"k\n", + s->space_available / 1024, + allocated / 1024, + /* avoid float! */ + (allocated * 100) / s->space_available, + s->max_depth / 1024, + (s->max_depth * 100) / s->space_available, + s->lifetime_allocated / 1024, + s->lifetime_freed / 1024 + ); + (*print)( + context, + " Call counts: malloc:%"PRIu32" free:%"PRIu32 + " realloc:%"PRIu32" calloc:%"PRIu32"\n", + s->malloc_calls, + s->free_calls, + s->realloc_calls, + s->calloc_calls + ); +} + +#endif |