| // RUN: %target-swift-emit-silgen -sdk %S/Inputs -I %S/Inputs -enable-source-import %s -enable-sil-ownership -enable-objc-interop | %FileCheck %s |
| |
| import gizmo |
| |
| class X { } |
| func onDestruct() { } |
| |
| @requires_stored_property_inits |
| class SwiftGizmo : Gizmo { |
| var x = X() |
| |
| // CHECK-LABEL: sil hidden [transparent] @$s12objc_dealloc10SwiftGizmoC1xAA1XCvpfi : $@convention(thin) () -> @owned X |
| // CHECK: [[METATYPE:%.*]] = metatype $@thick X.Type |
| // CHECK: [[FN:%.*]] = function_ref @$s12objc_dealloc1XCACycfC : $@convention(method) (@thick X.Type) -> @owned X |
| // CHECK-NEXT: [[RESULT:%.*]] = apply [[FN]]([[METATYPE]]) : $@convention(method) (@thick X.Type) -> @owned X |
| // CHECK-NEXT: return [[RESULT]] : $X |
| |
| // CHECK-LABEL: sil hidden @$s12objc_dealloc10SwiftGizmoC{{[_0-9a-zA-Z]*}}fc |
| // CHECK: bb0([[SELF_PARAM:%[0-9]+]] : @owned $SwiftGizmo): |
| override init() { |
| // CHECK: [[SELF_BOX:%.*]] = alloc_box ${ var SwiftGizmo }, let, name "self" |
| // CHECK: [[SELF_UNINIT:%.*]] = mark_uninitialized [derivedselfonly] [[SELF_BOX]] : ${ var SwiftGizmo } |
| // CHECK: [[SELF_ADDR:%.*]] = project_box [[SELF_UNINIT]] |
| // CHECK-NOT: ref_element_addr |
| // CHECK: [[SELF:%.*]] = load [take] [[SELF_ADDR]] |
| // CHECK-NEXT: [[UPCAST_SELF:%.*]] = upcast [[SELF]] : $SwiftGizmo to $Gizmo |
| // CHECK-NEXT: [[BORROWED_UPCAST_SELF:%.*]] = begin_borrow [[UPCAST_SELF]] |
| // CHECK-NEXT: [[DOWNCAST_BORROWED_UPCAST_SELF:%.*]] = unchecked_ref_cast [[BORROWED_UPCAST_SELF]] : $Gizmo to $SwiftGizmo |
| // CHECK-NEXT: objc_super_method [[DOWNCAST_BORROWED_UPCAST_SELF]] : $SwiftGizmo |
| // CHECK-NEXT: end_borrow [[BORROWED_UPCAST_SELF]] |
| // CHECK: return |
| super.init() |
| } |
| |
| // CHECK-LABEL: sil hidden @$s12objc_dealloc10SwiftGizmoCfD : $@convention(method) (@owned SwiftGizmo) -> () |
| deinit { |
| // CHECK: bb0([[SELF:%[0-9]+]] : @owned $SwiftGizmo): |
| // Call onDestruct() |
| // CHECK: [[ONDESTRUCT_REF:%[0-9]+]] = function_ref @$s12objc_dealloc10onDestructyyF : $@convention(thin) () -> () |
| // CHECK: [[ONDESTRUCT_RESULT:%[0-9]+]] = apply [[ONDESTRUCT_REF]]() : $@convention(thin) () -> () |
| onDestruct() |
| |
| // Note: don't destroy instance variables |
| // CHECK-NOT: ref_element_addr |
| |
| // Call super -dealloc. |
| // CHECK: [[SUPER_DEALLOC:%[0-9]+]] = objc_super_method [[SELF]] : $SwiftGizmo, #Gizmo.deinit!deallocator.1.foreign : (Gizmo) -> () -> (), $@convention(objc_method) (Gizmo) -> () |
| // CHECK: [[SUPER:%[0-9]+]] = upcast [[SELF]] : $SwiftGizmo to $Gizmo |
| // CHECK: [[SUPER_DEALLOC_RESULT:%[0-9]+]] = apply [[SUPER_DEALLOC]]([[SUPER]]) : $@convention(objc_method) (Gizmo) -> () |
| // CHECK: end_lifetime [[SUPER]] |
| // CHECK: [[RESULT:%[0-9]+]] = tuple () |
| // CHECK: return [[RESULT]] : $() |
| } |
| |
| // Objective-C deallocation deinit thunk (i.e., -dealloc). |
| // CHECK-LABEL: sil hidden [thunk] @$s12objc_dealloc10SwiftGizmoCfDTo : $@convention(objc_method) (SwiftGizmo) -> () |
| // CHECK: bb0([[SELF:%[0-9]+]] : @unowned $SwiftGizmo): |
| // CHECK: [[SELF_COPY:%.*]] = copy_value [[SELF]] |
| |
| // CHECK: [[GIZMO_DTOR:%[0-9]+]] = function_ref @$s12objc_dealloc10SwiftGizmoCfD : $@convention(method) (@owned SwiftGizmo) -> () |
| // CHECK: [[RESULT:%[0-9]+]] = apply [[GIZMO_DTOR]]([[SELF_COPY]]) : $@convention(method) (@owned SwiftGizmo) -> () |
| // CHECK: return [[RESULT]] : $() |
| |
| // Objective-C IVar initializer (i.e., -.cxx_construct) |
| // CHECK-LABEL: sil hidden @$s12objc_dealloc10SwiftGizmoCfeTo : $@convention(objc_method) (@owned SwiftGizmo) -> @owned SwiftGizmo |
| // CHECK: bb0([[SELF_PARAM:%[0-9]+]] : @owned $SwiftGizmo): |
| // CHECK-NEXT: debug_value [[SELF_PARAM]] : $SwiftGizmo, let, name "self" |
| // CHECK-NEXT: [[SELF:%[0-9]+]] = mark_uninitialized [rootself] [[SELF_PARAM]] : $SwiftGizmo |
| // CHECK: [[XINIT:%[0-9]+]] = function_ref @$s12objc_dealloc10SwiftGizmoC1xAA1XCvpfi |
| // CHECK-NEXT: [[XOBJ:%[0-9]+]] = apply [[XINIT]]() : $@convention(thin) () -> @owned X |
| // CHECK-NEXT: [[BORROWED_SELF:%.*]] = begin_borrow [[SELF]] |
| // CHECK-NEXT: [[X:%[0-9]+]] = ref_element_addr [[BORROWED_SELF]] : $SwiftGizmo, #SwiftGizmo.x |
| // CHECK-NEXT: [[WRITE:%.*]] = begin_access [modify] [dynamic] [[X]] : $*X |
| // CHECK-NEXT: assign [[XOBJ]] to [[WRITE]] : $*X |
| // CHECK-NEXT: end_access [[WRITE]] : $*X |
| // CHECK-NEXT: end_borrow [[BORROWED_SELF]] |
| // CHECK-NEXT: return [[SELF]] : $SwiftGizmo |
| |
| // Objective-C IVar destroyer (i.e., -.cxx_destruct) |
| // CHECK-LABEL: sil hidden @$s12objc_dealloc10SwiftGizmoCfETo : $@convention(objc_method) (SwiftGizmo) -> () |
| // CHECK: bb0([[SELF:%[0-9]+]] : @unowned $SwiftGizmo): |
| // CHECK-NEXT: debug_value [[SELF]] : $SwiftGizmo, let, name "self" |
| // CHECK-NEXT: [[SELF_BORROW:%.*]] = begin_borrow [[SELF]] |
| // CHECK-NEXT: [[X:%[0-9]+]] = ref_element_addr [[SELF_BORROW]] : $SwiftGizmo, #SwiftGizmo.x |
| // CHECK-NEXT: destroy_addr [[X]] : $*X |
| // CHECK-NEXT: end_borrow [[SELF_BORROW]] |
| // CHECK-NEXT: [[RESULT:%[0-9]+]] = tuple () |
| // CHECK-NEXT: return [[RESULT]] : $() |
| } |
| |
| // CHECK-NOT: sil hidden [thunk] @$sSo11SwiftGizmo2CfETo : $@convention(objc_method) (SwiftGizmo2) -> () |
| class SwiftGizmo2 : Gizmo { |
| } |