forked from Imagelibrary/rtems
60 lines
1.5 KiB
C
60 lines
1.5 KiB
C
/*
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* malloc_report_statistics with plugin Implementation
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*
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* COPYRIGHT (c) 1989-2007.
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* On-Line Applications Research Corporation (OAR).
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rtems.org/license/LICENSE.
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*/
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#if HAVE_CONFIG_H
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#include "config.h"
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#endif
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#ifdef RTEMS_NEWLIB
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#include "malloc_p.h"
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#include "inttypes.h"
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void malloc_report_statistics_with_plugin(
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void *context,
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rtems_printk_plugin_t print
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)
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{
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rtems_malloc_statistics_t *s = &rtems_malloc_statistics;
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uint32_t space_available = s->space_available;
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uint32_t allocated = (uint32_t) (s->lifetime_allocated - s->lifetime_freed);
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uint32_t max_depth = s->max_depth;
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/* avoid float! */
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uint32_t allocated_per_cent = (allocated * 100) / space_available;
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uint32_t max_depth_per_cent = (max_depth * 100) / space_available;
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(*print)(
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context,
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"Malloc statistics\n"
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" avail:%"PRIu32"k allocated:%"PRIu32"k (%"PRIu32"%%) "
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"max:%"PRIu32"k (%"PRIu32"%%)"
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" lifetime:%"PRIuMAX"k freed:%"PRIuMAX"k\n",
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space_available / 1024,
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allocated / 1024,
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allocated_per_cent,
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max_depth / 1024,
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max_depth_per_cent,
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s->lifetime_allocated / 1024,
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s->lifetime_freed / 1024
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);
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(*print)(
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context,
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" Call counts: malloc:%"PRIu32" memalign:%"PRIu32" free:%"PRIu32
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" realloc:%"PRIu32" calloc:%"PRIu32"\n",
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s->malloc_calls,
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s->memalign_calls,
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s->free_calls,
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s->realloc_calls,
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s->calloc_calls
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);
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}
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#endif
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