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add new debug_counters for GC. 

* debug_counter.h: add new debug counters to count GC.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65359 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ko1 2018-10-24 22:17:03 +00:00
parent 0fbc28dec5
commit f8dbff557a
2 changed files with 36 additions and 0 deletions
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19
debug_counter.h
View File

@ -101,6 +101,25 @@ RB_DEBUG_COUNTER(lvar_set)
RB_DEBUG_COUNTER(lvar_set_dynamic)
RB_DEBUG_COUNTER(lvar_set_slowpath)
/* GC counts:
*
* * count: simple count
* * _minor: minor gc
* * _major: major gc
* * other suffix is corresponding to last_gc_info or
* gc_profile_record_flag in gc.c.
*/
RB_DEBUG_COUNTER(gc_count)
RB_DEBUG_COUNTER(gc_minor_newobj)
RB_DEBUG_COUNTER(gc_minor_malloc)
RB_DEBUG_COUNTER(gc_minor_method)
RB_DEBUG_COUNTER(gc_minor_capi)
RB_DEBUG_COUNTER(gc_minor_stress)
RB_DEBUG_COUNTER(gc_major_nofree)
RB_DEBUG_COUNTER(gc_major_oldgen)
RB_DEBUG_COUNTER(gc_major_shady)
RB_DEBUG_COUNTER(gc_major_force)
/* object allocation counts:
*
* * obj_newobj: newobj counts

17
gc.c
View File

@ -6536,6 +6536,23 @@ gc_start(rb_objspace_t *objspace, int reason)
reason,
do_full_mark, !is_incremental_marking(objspace), objspace->flags.immediate_sweep);
#if USE_DEBUG_COUNTER
RB_DEBUG_COUNTER_INC(gc_count);
if (reason & GPR_FLAG_MAJOR_MASK) {
(void)RB_DEBUG_COUNTER_INC_IF(gc_major_nofree, reason & GPR_FLAG_MAJOR_BY_NOFREE);
(void)RB_DEBUG_COUNTER_INC_IF(gc_major_oldgen, reason & GPR_FLAG_MAJOR_BY_OLDGEN);
(void)RB_DEBUG_COUNTER_INC_IF(gc_major_shady, reason & GPR_FLAG_MAJOR_BY_SHADY);
(void)RB_DEBUG_COUNTER_INC_IF(gc_major_force, reason & GPR_FLAG_MAJOR_BY_FORCE);
}
else {
(void)RB_DEBUG_COUNTER_INC_IF(gc_minor_newobj, reason & GPR_FLAG_NEWOBJ);
(void)RB_DEBUG_COUNTER_INC_IF(gc_minor_malloc, reason & GPR_FLAG_MALLOC);
(void)RB_DEBUG_COUNTER_INC_IF(gc_minor_method, reason & GPR_FLAG_METHOD);
(void)RB_DEBUG_COUNTER_INC_IF(gc_minor_capi, reason & GPR_FLAG_CAPI);
(void)RB_DEBUG_COUNTER_INC_IF(gc_minor_stress, reason & GPR_FLAG_NEWOBJ);
}
#endif
objspace->profile.count++;
objspace->profile.latest_gc_info = reason;
objspace->profile.total_allocated_objects_at_gc_start = objspace->total_allocated_objects;