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authorPeter Zhu <[email protected]>2024-03-12 14:34:17 -0400
committerPeter Zhu <[email protected]>2024-03-13 09:55:52 -0400
commit3896f9940e7f663dd4db8162c071d72e2539addf (patch)
tree0fe380931280db7693778a067750d0f093ee2cb2
parent6b0434c0f721a62d617b26986565985598c7b8c9 (diff)
Make special const and too complex shapes before T_OBJECT shapes
-rw-r--r--gc.c2
-rw-r--r--object.c2
-rw-r--r--shape.c13
-rw-r--r--shape.h3
-rw-r--r--test/ruby/test_shapes.rb2
5 files changed, 6 insertions, 16 deletions
diff --git a/gc.c b/gc.c
index 0d35e6fe88..6481f3ae8f 100644
--- a/gc.c
+++ b/gc.c
@@ -8119,7 +8119,7 @@ gc_compact_move(rb_objspace_t *objspace, rb_heap_t *heap, rb_size_pool_t *size_p
if (RB_TYPE_P(src, T_OBJECT)) {
orig_shape = rb_shape_get_shape(src);
if (dheap != heap && !rb_shape_obj_too_complex(src)) {
- rb_shape_t *initial_shape = rb_shape_get_shape_by_id((shape_id_t)((dest_pool - size_pools) + SIZE_POOL_COUNT));
+ rb_shape_t *initial_shape = rb_shape_get_shape_by_id((shape_id_t)((dest_pool - size_pools) + FIRST_T_OBJECT_SHAPE_ID));
new_shape = rb_shape_traverse_from_new_root(initial_shape, orig_shape);
if (!new_shape) {
diff --git a/object.c b/object.c
index b420f49067..26c03075a0 100644
--- a/object.c
+++ b/object.c
@@ -135,7 +135,7 @@ rb_class_allocate_instance(VALUE klass)
RUBY_ASSERT(rb_shape_get_shape(obj)->type == SHAPE_ROOT);
// Set the shape to the specific T_OBJECT shape.
- ROBJECT_SET_SHAPE_ID(obj, (shape_id_t)(rb_gc_size_pool_id_for_size(size) + 1));
+ ROBJECT_SET_SHAPE_ID(obj, (shape_id_t)(rb_gc_size_pool_id_for_size(size) + FIRST_T_OBJECT_SHAPE_ID));
#if RUBY_DEBUG
RUBY_ASSERT(!rb_shape_obj_too_complex(obj));
diff --git a/shape.c b/shape.c
index d3e68ef1dc..63493be21b 100644
--- a/shape.c
+++ b/shape.c
@@ -1256,18 +1256,6 @@ Init_default_shapes(void)
GET_SHAPE_TREE()->root_shape = root;
RUBY_ASSERT(rb_shape_id(GET_SHAPE_TREE()->root_shape) == ROOT_SHAPE_ID);
- // Make shapes for T_OBJECT
- size_t *sizes = rb_gc_size_pool_sizes();
- for (int i = 0; sizes[i] > 0; i++) {
- rb_shape_t *t_object_shape =
- rb_shape_alloc_with_parent_id(0, INVALID_SHAPE_ID);
- t_object_shape->type = SHAPE_T_OBJECT;
- t_object_shape->capacity = (uint32_t)((sizes[i] - offsetof(struct RObject, as.ary)) / sizeof(VALUE));
- t_object_shape->edges = rb_id_table_create(0);
- t_object_shape->ancestor_index = LEAF;
- RUBY_ASSERT(rb_shape_id(t_object_shape) == (shape_id_t)(i + 1));
- }
-
bool dont_care;
// Special const shape
#if RUBY_DEBUG
@@ -1323,6 +1311,7 @@ Init_shape(void)
rb_define_const(rb_cShape, "SHAPE_FLAG_SHIFT", INT2NUM(SHAPE_FLAG_SHIFT));
rb_define_const(rb_cShape, "SPECIAL_CONST_SHAPE_ID", INT2NUM(SPECIAL_CONST_SHAPE_ID));
rb_define_const(rb_cShape, "OBJ_TOO_COMPLEX_SHAPE_ID", INT2NUM(OBJ_TOO_COMPLEX_SHAPE_ID));
+ rb_define_const(rb_cShape, "FIRST_T_OBJECT_SHAPE_ID", INT2NUM(FIRST_T_OBJECT_SHAPE_ID));
rb_define_const(rb_cShape, "SHAPE_MAX_VARIATIONS", INT2NUM(SHAPE_MAX_VARIATIONS));
rb_define_const(rb_cShape, "SIZEOF_RB_SHAPE_T", INT2NUM(sizeof(rb_shape_t)));
rb_define_const(rb_cShape, "SIZEOF_REDBLACK_NODE_T", INT2NUM(sizeof(redblack_node_t)));
diff --git a/shape.h b/shape.h
index 2cb4a8715a..07eb2c979f 100644
--- a/shape.h
+++ b/shape.h
@@ -35,8 +35,9 @@ typedef uint32_t redblack_id_t;
# define INVALID_SHAPE_ID SHAPE_MASK
# define ROOT_SHAPE_ID 0x0
-# define SPECIAL_CONST_SHAPE_ID (SIZE_POOL_COUNT + 1)
+# define SPECIAL_CONST_SHAPE_ID (ROOT_SHAPE_ID + 1)
# define OBJ_TOO_COMPLEX_SHAPE_ID (SPECIAL_CONST_SHAPE_ID + 1)
+# define FIRST_T_OBJECT_SHAPE_ID (OBJ_TOO_COMPLEX_SHAPE_ID + 1)
typedef struct redblack_node redblack_node_t;
diff --git a/test/ruby/test_shapes.rb b/test/ruby/test_shapes.rb
index ed95d9538f..bbea03344e 100644
--- a/test/ruby/test_shapes.rb
+++ b/test/ruby/test_shapes.rb
@@ -786,7 +786,7 @@ class TestShapes < Test::Unit::TestCase
def test_remove_instance_variable_capacity_transition
assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}")
begin;
- t_object_shape = RubyVM::Shape.find_by_id(1)
+ t_object_shape = RubyVM::Shape.find_by_id(RubyVM::Shape::FIRST_T_OBJECT_SHAPE_ID)
assert_equal(RubyVM::Shape::SHAPE_T_OBJECT, t_object_shape.type)
initial_capacity = t_object_shape.capacity