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refactoring debug_counter.

Browse source 
* debug_counter.h: add comments for each counters.

* debug_counter.h: add some counters (see added comments for details).
  * obj_newobj
  * obj_newobj_slowpath
  * obj_newobj_wb_unprotected
  * obj_hash_empty
  * obj_hash_under4
  * obj_hash_ge4
  * obj_hash_ge8
  * heap_xmalloc
  * heap_xrealloc
  * heap_xfree

* gc.c: add some debug counters (see the above list).

* debug_counter.c (rb_debug_counter_show_results): accept
  a header message.

* signal.c (ruby_default_signal): show debug counter results
  and malloc info (rb_malloc_info_show_results()) before
  SIGNAL exit.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@64841 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ko1 2018-09-25 18:13:29 +00:00
parent 989fc2de9a
commit cdc614cd0a
4 changed files with 137 additions and 19 deletions
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26
debug_counter.c
View file

@ -9,9 +9,9 @@
**********************************************************************/
#include "debug_counter.h"
#include <stdio.h>
#if USE_DEBUG_COUNTER
#include <stdio.h>
#include <locale.h>
#include "internal.h"
static const char *const debug_counter_names[] = {
@ -23,19 +23,33 @@ static const char *const debug_counter_names[] = {
size_t rb_debug_counter[numberof(debug_counter_names)];
__attribute__((destructor))
static void
rb_debug_counter_show_results(void)
void
rb_debug_counter_show_results(const char *msg)
{
const char *env = getenv("RUBY_DEBUG_COUNTER_DISABLE");
setlocale(LC_NUMERIC, "");
if (env == NULL || strcmp("1", env) != 0) {
int i;
fprintf(stderr, "[RUBY_DEBUG_COUNTER]\t%d %s\n", getpid(), msg);
for (i=0; i<RB_DEBUG_COUNTER_MAX; i++) {
fprintf(stderr, "[RUBY_DEBUG_COUNTER]\t%s\t%"PRIuSIZE"\n",
fprintf(stderr, "[RUBY_DEBUG_COUNTER]\t%-30s\t%'12"PRIuSIZE"\n",
debug_counter_names[i],
rb_debug_counter[i]);
}
}
}
__attribute__((destructor))
static void
debug_counter_show_results_at_exit(void)
{
rb_debug_counter_show_results("normal exit.");
}
#else
void
rb_debug_counter_show_results(const char *msg)
{
}
#endif /* USE_DEBUG_COUNTER */