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85 lines
4.2 KiB
Swift
85 lines
4.2 KiB
Swift
// RUN: %target-swift-frontend -sdk %S/Inputs -I %S/Inputs -enable-source-import %s -emit-silgen | %FileCheck %s
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// REQUIRES: objc_interop
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import gizmo
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class X { }
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func onDestruct() { }
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@requires_stored_property_inits
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class SwiftGizmo : Gizmo {
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var x = X()
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// CHECK-LABEL: sil hidden [transparent] @_T012objc_dealloc10SwiftGizmoC1xAA1XCvfi : $@convention(thin) () -> @owned X
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// CHECK: [[FN:%.*]] = function_ref @_T012objc_dealloc1XCACycfC : $@convention(method) (@thick X.Type) -> @owned X
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// CHECK-NEXT: [[METATYPE:%.*]] = metatype $@thick X.Type
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// CHECK-NEXT: [[RESULT:%.*]] = apply [[FN]]([[METATYPE]]) : $@convention(method) (@thick X.Type) -> @owned X
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// CHECK-NEXT: return [[RESULT]] : $X
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// CHECK-LABEL: sil hidden @_T012objc_dealloc10SwiftGizmoC{{[_0-9a-zA-Z]*}}fc
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// CHECK: bb0([[SELF_PARAM:%[0-9]+]] : $SwiftGizmo):
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override init() {
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// CHECK: [[SELF_UNINIT:%[0-9]+]] = mark_uninitialized [derivedselfonly]
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// CHECK-NOT: ref_element_addr
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// CHECK: upcast
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// CHECK-NEXT: super_method
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// CHECK: return
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super.init()
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}
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// CHECK-LABEL: sil hidden @_T012objc_dealloc10SwiftGizmoCfD : $@convention(method) (@owned SwiftGizmo) -> ()
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deinit {
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// CHECK: bb0([[SELF:%[0-9]+]] : $SwiftGizmo):
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// Call onDestruct()
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// CHECK: [[ONDESTRUCT_REF:%[0-9]+]] = function_ref @_T012objc_dealloc10onDestructyyF : $@convention(thin) () -> ()
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// CHECK: [[ONDESTRUCT_RESULT:%[0-9]+]] = apply [[ONDESTRUCT_REF]]() : $@convention(thin) () -> ()
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onDestruct()
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// Note: don't destroy instance variables
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// CHECK-NOT: ref_element_addr
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// Call super -dealloc.
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// CHECK: [[SUPER_DEALLOC:%[0-9]+]] = super_method [[SELF]] : $SwiftGizmo, #Gizmo.deinit!deallocator.foreign : (Gizmo) -> () -> (), $@convention(objc_method) (Gizmo) -> ()
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// CHECK: [[SUPER:%[0-9]+]] = upcast [[SELF]] : $SwiftGizmo to $Gizmo
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// CHECK: [[SUPER_DEALLOC_RESULT:%[0-9]+]] = apply [[SUPER_DEALLOC]]([[SUPER]]) : $@convention(objc_method) (Gizmo) -> ()
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// CHECK: [[RESULT:%[0-9]+]] = tuple ()
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// CHECK: return [[RESULT]] : $()
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}
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// Objective-C deallocation deinit thunk (i.e., -dealloc).
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// CHECK-LABEL: sil hidden [thunk] @_T012objc_dealloc10SwiftGizmoCfDTo : $@convention(objc_method) (SwiftGizmo) -> ()
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// CHECK: bb0([[SELF:%[0-9]+]] : $SwiftGizmo):
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// CHECK: [[SELF_COPY:%.*]] = copy_value [[SELF]]
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// CHECK: [[GIZMO_DTOR:%[0-9]+]] = function_ref @_T012objc_dealloc10SwiftGizmoCfD : $@convention(method) (@owned SwiftGizmo) -> ()
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// CHECK: [[RESULT:%[0-9]+]] = apply [[GIZMO_DTOR]]([[SELF_COPY]]) : $@convention(method) (@owned SwiftGizmo) -> ()
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// CHECK: return [[RESULT]] : $()
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// Objective-C IVar initializer (i.e., -.cxx_construct)
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// CHECK-LABEL: sil hidden @_T012objc_dealloc10SwiftGizmoCfeTo : $@convention(objc_method) (@owned SwiftGizmo) -> @owned SwiftGizmo
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// CHECK: bb0([[SELF_PARAM:%[0-9]+]] : $SwiftGizmo):
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// CHECK-NEXT: debug_value [[SELF_PARAM]] : $SwiftGizmo, let, name "self"
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// CHECK-NEXT: [[SELF:%[0-9]+]] = mark_uninitialized [rootself] [[SELF_PARAM]] : $SwiftGizmo
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// CHECK: [[XINIT:%[0-9]+]] = function_ref @_T012objc_dealloc10SwiftGizmoC1xAA1XCvfi
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// CHECK-NEXT: [[XOBJ:%[0-9]+]] = apply [[XINIT]]() : $@convention(thin) () -> @owned X
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// CHECK-NEXT: [[BORROWED_SELF:%.*]] = begin_borrow [[SELF]]
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// CHECK-NEXT: [[X:%[0-9]+]] = ref_element_addr [[BORROWED_SELF]] : $SwiftGizmo, #SwiftGizmo.x
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// CHECK-NEXT: assign [[XOBJ]] to [[X]] : $*X
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// CHECK-NEXT: end_borrow [[BORROWED_SELF]] from [[SELF]]
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// CHECK-NEXT: return [[SELF]] : $SwiftGizmo
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// Objective-C IVar destroyer (i.e., -.cxx_destruct)
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// CHECK-LABEL: sil hidden @_T012objc_dealloc10SwiftGizmoCfETo : $@convention(objc_method) (SwiftGizmo) -> ()
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// CHECK: bb0([[SELF:%[0-9]+]] : $SwiftGizmo):
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// CHECK-NEXT: debug_value [[SELF]] : $SwiftGizmo, let, name "self"
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// CHECK-NEXT: [[X:%[0-9]+]] = ref_element_addr [[SELF]] : $SwiftGizmo, #SwiftGizmo.x
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// CHECK-NEXT: destroy_addr [[X]] : $*X
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// CHECK-NEXT: [[RESULT:%[0-9]+]] = tuple ()
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// CHECK-NEXT: return [[RESULT]] : $()
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}
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// CHECK-NOT: sil hidden [thunk] @_T0So11SwiftGizmo2CfETo : $@convention(objc_method) (SwiftGizmo2) -> ()
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class SwiftGizmo2 : Gizmo {
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}
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