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Refactor rb_obj_copy_ivar

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Share more code with `rb_copy_generic_ivar`.
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Jean Boussier authored and Jean Boussier committed 2026-07-14 23:50:17 +02:00
1 parent 6c23075086
commit 24337e3cbe
6 files changed
+7 -41
Notes: git 2026-07-14 21:50:53 +00:00 
Merged: https://github.com/ruby/ruby/pull/17863
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variable.c
+5 -15
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@@ -1623,20 +1623,13 @@ rb_evict_fields_to_hash(VALUE obj)
return new_shape_id;
}
void
rb_evict_ivars_to_hash(VALUE obj)
VALUE
rb_obj_complex_fields_build(VALUE obj)
{
RUBY_ASSERT(RB_TYPE_P(obj, T_OBJECT));
RUBY_ASSERT(!rb_obj_shape_complex_p(obj));
shape_id_t new_shape_id = rb_obj_shape_transition_complex(obj);
VALUE fields_obj = rb_imemo_fields_new_complex(obj, new_shape_id, rb_ivar_count(obj), false);
VALUE fields_obj = rb_imemo_fields_new_complex(obj, ROOT_COMPLEX_SHAPE_ID, rb_ivar_count(obj), false);
st_table *table = rb_imemo_fields_complex_tbl(fields_obj);
rb_obj_copy_ivs_to_hash_table(obj, table);
ROBJECT_SET_EXTENDED(obj, fields_obj);
RBASIC_SET_FULL_SHAPE_ID(obj, rb_shape_transition_extended(new_shape_id));
RUBY_ASSERT(rb_obj_shape_complex_p(obj));
return fields_obj;
}
static VALUE
@@ -2290,10 +2283,7 @@ rb_copy_generic_ivar(VALUE dest, VALUE obj)
shape_id_t dest_shape_id = rb_shape_rebuild(initial_shape_id, src_shape_id);
if (UNLIKELY(rb_shape_complex_p(dest_shape_id))) {
new_fields_obj = rb_imemo_fields_new_complex(dest, dest_shape_id, rb_ivar_count(obj), false);
st_table *table = rb_imemo_fields_complex_tbl(new_fields_obj);
rb_obj_copy_ivs_to_hash_table(obj, table);
rb_obj_replace_fields(dest, new_fields_obj);
rb_obj_replace_fields(dest, rb_obj_complex_fields_build(obj));
return;
}