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* gc.c (gc_stat): collect shade_operation_count,

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remembered_sunny_object_count and remembered_shady_object_count
  for each types when RGENGC_PROFILE >= 2.
  They are informative for optimization.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40938 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
ko1 2013-05-26 16:43:21 +00:00
parent c4c821a7d7
commit ca2ca7d32b
2 changed files with 43 additions and 9 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
Mon May 27 01:40:58 2013 Koichi Sasada <ko1@atdot.net>
* gc.c (gc_stat): collect shade_operation_count,
remembered_sunny_object_count and remembered_shady_object_count
for each types when RGENGC_PROFILE >= 2.
They are informative for optimization.
Mon May 27 01:15:22 2013 Koichi Sasada <ko1@atdot.net>
* hash.c (rb_hash_tbl_raw), internal.h: added.

45
gc.c
View File

@ -330,6 +330,9 @@ typedef struct rb_objspace {
size_t remembered_shady_object_count;
#if RGENGC_PROFILE >= 2
size_t generated_shady_object_count_types[RUBY_T_MASK];
size_t shade_operation_count_types[RUBY_T_MASK];
size_t remembered_sunny_object_count_types[RUBY_T_MASK];
size_t remembered_shady_object_count_types[RUBY_T_MASK];
#endif
#endif /* RGENGC_PROFILE */
#endif /* USE_RGENGC */
@ -3499,8 +3502,18 @@ rgengc_remember(rb_objspace_t *objspace, VALUE obj)
if (RGENGC_PROFILE) {
if (!rgengc_remembered(objspace, obj)) {
if (RVALUE_SUNNY(obj)) objspace->profile.remembered_sunny_object_count++;
else objspace->profile.remembered_shady_object_count++;
if (RVALUE_SUNNY(obj)) {
objspace->profile.remembered_sunny_object_count++;
#if RGENGC_PROFILE >= 2
objspace->profile.remembered_sunny_object_count_types[BUILTIN_TYPE(obj)]++;
#endif
}
else {
objspace->profile.remembered_shady_object_count++;
#if RGENGC_PROFILE >= 2
objspace->profile.remembered_shady_object_count_types[BUILTIN_TYPE(obj)]++;
#endif
}
}
}
@ -3617,6 +3630,9 @@ rb_gc_giveup_promoted_writebarrier(VALUE obj)
#if RGENGC_PROFILE
objspace->profile.shade_operation_count++;
#if RGENGC_PROFILE >= 2
objspace->profile.shade_operation_count_types[BUILTIN_TYPE(obj)]++;
#endif /* RGENGC_PROFILE >= 2 */
#endif
}
@ -3859,6 +3875,20 @@ rb_during_gc(void)
return during_gc;
}
#if RGENGC_PROFILE >= 2
static void
gc_count_add_each_types(VALUE hash, const char *name, size_t *types)
{
VALUE result = rb_hash_new();
int i;
for (i=0; i<T_MASK; i++) {
const char *type = type_name(i, 0);
rb_hash_aset(result, ID2SYM(rb_intern(type)), SIZET2NUM(types[i]));
}
rb_hash_aset(hash, ID2SYM(rb_intern(name)), result);
}
#endif
/*
* call-seq:
* GC.count -> Integer
@ -3978,13 +4008,10 @@ gc_stat(int argc, VALUE *argv, VALUE self)
rb_hash_aset(hash, sym_remembered_shady_object_count, SIZET2NUM(objspace->profile.remembered_shady_object_count));
#if RGENGC_PROFILE >= 2
{
VALUE types = rb_hash_new();
int i;
for (i=0; i<T_MASK; i++) {
const char *type = type_name(i, 0);
rb_hash_aset(types, ID2SYM(rb_intern(type)), SIZET2NUM(objspace->profile.generated_shady_object_count_types[i]));
}
rb_hash_aset(hash, ID2SYM(rb_intern("generated_shady_object_count_types")), types);
gc_count_add_each_types(hash, "generated_shady_object_count_types", objspace->profile.generated_shady_object_count_types);
gc_count_add_each_types(hash, "shade_operation_count_types", objspace->profile.shade_operation_count_types);
gc_count_add_each_types(hash, "remembered_sunny_object_count_types", objspace->profile.remembered_sunny_object_count_types);
gc_count_add_each_types(hash, "remembered_shady_object_count_types", objspace->profile.remembered_shady_object_count_types);
}
#endif
#endif /* RGENGC_PROFILE */