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124 lines
6.2 KiB
Swift
124 lines
6.2 KiB
Swift
// RUN: %target-swift-frontend -Xllvm -sil-full-demangle -emit-silgen -enable-sil-ownership -primary-file %s | %FileCheck %s
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struct B {
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var i : Int, j : Float
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var c : C
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}
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struct C {
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var x : Int
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init() { x = 17 }
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}
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struct D {
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var (i, j) : (Int, Double) = (2, 3.5)
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}
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// CHECK-LABEL: sil hidden [transparent] @_T019default_constructor1DV1iSivpfi : $@convention(thin) () -> (Int, Double)
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// CHECK: [[METATYPE:%.*]] = metatype $@thin Int.Type
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// CHECK-NEXT: [[VALUE:%.*]] = integer_literal $Builtin.Int2048, 2
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// CHECK: [[FN:%.*]] = function_ref @_T0Si22_builtinIntegerLiteralSiBi2048__tcfC : $@convention(method) (Builtin.Int2048, @thin Int.Type) -> Int
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// CHECK-NEXT: [[LEFT:%.*]] = apply [[FN]]([[VALUE]], [[METATYPE]]) : $@convention(method) (Builtin.Int2048, @thin Int.Type) -> Int
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// CHECK-NEXT: [[METATYPE:%.*]] = metatype $@thin Double.Type
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// CHECK-NEXT: [[VALUE:%.*]] = float_literal $Builtin.FPIEEE{{64|80}}, {{0x400C000000000000|0x4000E000000000000000}}
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// CHECK: [[FN:%.*]] = function_ref @_T0Sd20_builtinFloatLiteralSdBf{{64|80}}__tcfC : $@convention(method) (Builtin.FPIEEE{{64|80}}, @thin Double.Type) -> Double
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// CHECK-NEXT: [[RIGHT:%.*]] = apply [[FN]]([[VALUE]], [[METATYPE]]) : $@convention(method) (Builtin.FPIEEE{{64|80}}, @thin Double.Type) -> Double
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// CHECK-NEXT: [[RESULT:%.*]] = tuple ([[LEFT]] : $Int, [[RIGHT]] : $Double)
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// CHECK-NEXT: return [[RESULT]] : $(Int, Double)
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// CHECK-LABEL: sil hidden @_T019default_constructor1DV{{[_0-9a-zA-Z]*}}fC : $@convention(method) (@thin D.Type) -> D
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// CHECK: [[THISBOX:%[0-9]+]] = alloc_box ${ var D }
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// CHECK: [[THIS:%[0-9]+]] = mark_uninit
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// CHECK: [[PB_THIS:%.*]] = project_box [[THIS]]
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// CHECK: [[INIT:%[0-9]+]] = function_ref @_T019default_constructor1DV1iSivpfi
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// CHECK: [[RESULT:%[0-9]+]] = apply [[INIT]]()
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// CHECK: [[INTVAL:%[0-9]+]] = tuple_extract [[RESULT]] : $(Int, Double), 0
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// CHECK: [[FLOATVAL:%[0-9]+]] = tuple_extract [[RESULT]] : $(Int, Double), 1
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// CHECK: [[IADDR:%[0-9]+]] = struct_element_addr [[PB_THIS]] : $*D, #D.i
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// CHECK: assign [[INTVAL]] to [[IADDR]]
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// CHECK: [[JADDR:%[0-9]+]] = struct_element_addr [[PB_THIS]] : $*D, #D.j
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// CHECK: assign [[FLOATVAL]] to [[JADDR]]
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class E {
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var i = Int64()
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}
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// FIXME(integers): the following checks should be updated for the new way +
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// gets invoked. <rdar://problem/29939484>
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// XCHECK-LABEL: sil hidden [transparent] @_T019default_constructor1EC1is5Int64Vvfi : $@convention(thin) () -> Int64
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// XCHECK: [[FN:%.*]] = function_ref @_T0s5Int64VABycfC : $@convention(method) (@thin Int64.Type) -> Int64
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// XCHECK-NEXT: [[METATYPE:%.*]] = metatype $@thin Int64.Type
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// XCHECK-NEXT: [[VALUE:%.*]] = apply [[FN]]([[METATYPE]]) : $@convention(method) (@thin Int64.Type) -> Int64
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// XCHECK-NEXT: return [[VALUE]] : $Int64
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// CHECK-LABEL: sil hidden @_T019default_constructor1EC{{[_0-9a-zA-Z]*}}fc : $@convention(method) (@owned E) -> @owned E
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// CHECK: bb0([[SELFIN:%[0-9]+]] : @owned $E)
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// CHECK: [[SELF:%[0-9]+]] = mark_uninitialized
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// CHECK: [[INIT:%[0-9]+]] = function_ref @_T019default_constructor1EC1is5Int64Vvpfi : $@convention(thin) () -> Int64
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// CHECK-NEXT: [[VALUE:%[0-9]+]] = apply [[INIT]]() : $@convention(thin) () -> Int64
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// CHECK-NEXT: [[BORROWED_SELF:%.*]] = begin_borrow [[SELF]]
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// CHECK-NEXT: [[IREF:%[0-9]+]] = ref_element_addr [[BORROWED_SELF]] : $E, #E.i
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// CHECK-NEXT: [[WRITE:%.*]] = begin_access [modify] [dynamic] [[IREF]] : $*Int64
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// CHECK-NEXT: assign [[VALUE]] to [[WRITE]] : $*Int64
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// CHECK-NEXT: end_access [[WRITE]] : $*Int64
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// CHECK-NEXT: end_borrow [[BORROWED_SELF]] from [[SELF]]
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// CHECK-NEXT: [[SELF_COPY:%.*]] = copy_value [[SELF]]
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// CHECK-NEXT: destroy_value [[SELF]]
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// CHECK-NEXT: return [[SELF_COPY]] : $E
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class F : E { }
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// CHECK-LABEL: sil hidden @_T019default_constructor1FCACycfc : $@convention(method) (@owned F) -> @owned F
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// CHECK: bb0([[ORIGSELF:%[0-9]+]] : @owned $F)
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// CHECK-NEXT: [[SELF_BOX:%[0-9]+]] = alloc_box ${ var F }
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// CHECK-NEXT: [[SELF:%[0-9]+]] = mark_uninitialized [derivedself] [[SELF_BOX]]
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// CHECK-NEXT: [[PB:%.*]] = project_box [[SELF]]
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// CHECK-NEXT: store [[ORIGSELF]] to [init] [[PB]] : $*F
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// CHECK-NEXT: [[SELFP:%[0-9]+]] = load [take] [[PB]] : $*F
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// CHECK-NEXT: [[E:%[0-9]]] = upcast [[SELFP]] : $F to $E
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// CHECK: [[E_CTOR:%[0-9]+]] = function_ref @_T019default_constructor1ECACycfc : $@convention(method) (@owned E) -> @owned E
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// CHECK-NEXT: [[ESELF:%[0-9]]] = apply [[E_CTOR]]([[E]]) : $@convention(method) (@owned E) -> @owned E
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// CHECK-NEXT: [[ESELFW:%[0-9]+]] = unchecked_ref_cast [[ESELF]] : $E to $F
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// CHECK-NEXT: store [[ESELFW]] to [init] [[PB]] : $*F
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// CHECK-NEXT: [[SELFP:%[0-9]+]] = load [copy] [[PB]] : $*F
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// CHECK-NEXT: destroy_value [[SELF]] : ${ var F }
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// CHECK-NEXT: return [[SELFP]] : $F
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// <rdar://problem/19780343> Default constructor for a struct with optional doesn't compile
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// This shouldn't get a default init, since it would be pointless (bar can never
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// be reassigned). It should get a memberwise init though.
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struct G {
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let bar: Int32?
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}
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// CHECK-NOT: default_constructor.G.init()
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// CHECK-LABEL: default_constructor.G.init(bar: Swift.Optional<Swift.Int32>)
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// CHECK-NEXT: sil hidden @_T019default_constructor1GV{{[_0-9a-zA-Z]*}}fC
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// CHECK-NOT: default_constructor.G.init()
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struct H<T> {
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var opt: T?
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// CHECK-LABEL: sil hidden @_T019default_constructor1HVyACyxGqd__clufC : $@convention(method) <T><U> (@in U, @thin H<T>.Type) -> @out H<T> {
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// CHECK: [[INIT_FN:%[0-9]+]] = function_ref @_T019default_constructor1HV3optxSgvpfi : $@convention(thin) <τ_0_0> () -> @out Optional<τ_0_0>
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// CHECK-NEXT: [[OPT_T:%[0-9]+]] = alloc_stack $Optional<T>
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// CHECK-NEXT: apply [[INIT_FN]]<T>([[OPT_T]]) : $@convention(thin) <τ_0_0> () -> @out Optional<τ_0_0>
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init<U>(_: U) { }
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}
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// <rdar://problem/29605388> Member initializer for non-generic type with generic constructor doesn't compile
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struct I {
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var x: Int = 0
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// CHECK-LABEL: sil hidden @_T019default_constructor1IVyACxclufC : $@convention(method) <T> (@in T, @thin I.Type) -> I {
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// CHECK: [[INIT_FN:%[0-9]+]] = function_ref @_T019default_constructor1IV1xSivpfi : $@convention(thin) () -> Int
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// CHECK: [[RESULT:%[0-9]+]] = apply [[INIT_FN]]() : $@convention(thin) () -> Int
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// CHECK: [[X_ADDR:%[0-9]+]] = struct_element_addr {{.*}} : $*I, #I.x
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// CHECK: assign [[RESULT]] to [[X_ADDR]] : $*Int
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init<T>(_: T) {}
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}
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