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authorJean Boussier <[email protected]>2025-05-08 17:56:30 +0200
committerJean Boussier <[email protected]>2025-05-09 10:22:51 +0200
commitf8b3fc520f2ec19bca8f30e022bd8765187da7ac ()
tree46b0120dff0a3a17353f3df5efb497d801aa0dc8
parent7116b0a7f1398f18346ad6f9ba805e3877d45944 (diff)
Refactor `rb_shape_traverse_from_new_root` to not expose `rb_shape_t`
Notes: Merged: https://.com/ruby/ruby/pull/13283
-rw-r--r--gc.c11
-rw-r--r--shape.c17
-rw-r--r--shape.h2
3 files changed, 21 insertions, 9 deletions
@@ -384,13 +384,14 @@ rb_gc_rebuild_shape(VALUE obj, size_t heap_id)
return (uint32_t)orig_shape_id;
}
- rb_shape_t *orig_shape = rb_shape_get_shape_by_id(orig_shape_id);
- rb_shape_t *initial_shape = rb_shape_get_shape_by_id((shape_id_t)(heap_id + FIRST_T_OBJECT_SHAPE_ID));
- rb_shape_t *new_shape = rb_shape_traverse_from_new_root(initial_shape, orig_shape);
- if (!new_shape) return 0;
- return (uint32_t)rb_shape_id(new_shape);
}
void rb_vm_update_references(void *ptr);
@@ -322,6 +322,9 @@ rb_shape_get_root_shape(void)
shape_id_t
rb_shape_id(rb_shape_t *shape)
{
return (shape_id_t)(shape - GET_SHAPE_TREE()->shape_list);
}
@@ -999,14 +1002,14 @@ rb_shape_id_offset(void)
return sizeof(uintptr_t) - SHAPE_ID_NUM_BITS / sizeof(uintptr_t);
}
-rb_shape_t *
-rb_shape_traverse_from_new_root(rb_shape_t *initial_shape, rb_shape_t *dest_shape)
{
RUBY_ASSERT(initial_shape->type == SHAPE_T_OBJECT);
rb_shape_t *next_shape = initial_shape;
if (dest_shape->type != initial_shape->type) {
- next_shape = rb_shape_traverse_from_new_root(initial_shape, rb_shape_get_parent(dest_shape));
if (!next_shape) {
return NULL;
}
@@ -1050,6 +1053,14 @@ rb_shape_traverse_from_new_root(rb_shape_t *initial_shape, rb_shape_t *dest_shap
return next_shape;
}
// Rebuild a similar shape with the same ivars but starting from
// a different SHAPE_T_OBJECT, and don't cary over non-canonical transitions
// such as SHAPE_FROZEN or SHAPE_OBJ_ID.
@@ -232,7 +232,7 @@ RBASIC_FIELDS_COUNT(VALUE obj)
return rb_shape_get_shape_by_id(rb_shape_get_shape_id(obj))->next_field_index;
}
-rb_shape_t *rb_shape_traverse_from_new_root(rb_shape_t *initial_shape, rb_shape_t *orig_shape);
bool rb_shape_set_shape_id(VALUE obj, shape_id_t shape_id);