| // RUN: %target-swift-frontend -emit-silgen %s | %FileCheck %s |
| |
| // Check SILGen against various FunctionConversionExprs emitted by Sema. |
| |
| // ==== Representation conversions |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion7cToFuncFcSiSiFSiSi : $@convention(thin) (@convention(c) (Int) -> Int) -> @owned @callee_owned (Int) -> Int |
| // CHECK: [[THUNK:%.*]] = function_ref @_TTRXFtCc_dSi_dSi_XFo_dSi_dSi_ |
| // CHECK: [[FUNC:%.*]] = partial_apply [[THUNK]](%0) |
| // CHECK: return [[FUNC]] |
| func cToFunc(_ arg: @escaping @convention(c) (Int) -> Int) -> (Int) -> Int { |
| return arg |
| } |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion8cToBlockFcSiSibSiSi : $@convention(thin) (@convention(c) (Int) -> Int) -> @owned @convention(block) (Int) -> Int |
| // CHECK: [[BLOCK_STORAGE:%.*]] = alloc_stack $@block_storage |
| // CHECK: [[BLOCK:%.*]] = init_block_storage_header [[BLOCK_STORAGE]] |
| // CHECK: [[COPY:%.*]] = copy_block [[BLOCK]] : $@convention(block) (Int) -> Int |
| // CHECK: return [[COPY]] |
| func cToBlock(_ arg: @escaping @convention(c) (Int) -> Int) -> @convention(block) (Int) -> Int { |
| return arg |
| } |
| |
| // ==== Throws variance |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion12funcToThrowsFFT_T_FzT_T_ : $@convention(thin) (@owned @callee_owned () -> ()) -> @owned @callee_owned () -> @error Error |
| // CHECK: bb0([[ARG:%.*]] : $@callee_owned () -> ()): |
| // CHECK: [[ARG_COPY:%.*]] = copy_value [[ARG]] |
| // CHECK: [[FUNC:%.*]] = convert_function [[ARG_COPY]] : $@callee_owned () -> () to $@callee_owned () -> @error Error |
| // CHECK: destroy_value [[ARG]] |
| // CHECK: return [[FUNC]] |
| // CHECK: } // end sil function '_TF19function_conversion12funcToThrowsFFT_T_FzT_T_' |
| func funcToThrows(_ x: @escaping () -> ()) -> () throws -> () { |
| return x |
| } |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion12thinToThrowsFXfT_T_XfzT_T_ : $@convention(thin) (@convention(thin) () -> ()) -> @convention(thin) () -> @error Error |
| // CHECK: [[FUNC:%.*]] = convert_function %0 : $@convention(thin) () -> () to $@convention(thin) () -> @error Error |
| // CHECK: return [[FUNC]] : $@convention(thin) () -> @error Error |
| func thinToThrows(_ x: @escaping @convention(thin) () -> ()) -> @convention(thin) () throws -> () { |
| return x |
| } |
| |
| // FIXME: triggers an assert because we always do a thin to thick conversion on DeclRefExprs |
| /* |
| func thinFunc() {} |
| |
| func thinToThrows() { |
| let _: @convention(thin) () -> () = thinFunc |
| } |
| */ |
| |
| // ==== Class downcasts and upcasts |
| |
| class Feral {} |
| class Domesticated : Feral {} |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion12funcToUpcastFFT_CS_12DomesticatedFT_CS_5Feral : $@convention(thin) (@owned @callee_owned () -> @owned Domesticated) -> @owned @callee_owned () -> @owned Feral { |
| // CHECK: bb0([[ARG:%.*]] : $@callee_owned () -> @owned Domesticated): |
| // CHECK: [[ARG_COPY:%.*]] = copy_value [[ARG]] |
| // CHECK: [[FUNC:%.*]] = convert_function [[ARG_COPY]] : $@callee_owned () -> @owned Domesticated to $@callee_owned () -> @owned Feral |
| // CHECK: destroy_value [[ARG]] |
| // CHECK: return [[FUNC]] |
| // CHECK: } // end sil function '_TF19function_conversion12funcToUpcastFFT_CS_12DomesticatedFT_CS_5Feral' |
| func funcToUpcast(_ x: @escaping () -> Domesticated) -> () -> Feral { |
| return x |
| } |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion12funcToUpcastFFCS_5FeralT_FCS_12DomesticatedT_ : $@convention(thin) (@owned @callee_owned (@owned Feral) -> ()) -> @owned @callee_owned (@owned Domesticated) -> () |
| // CHECK: bb0([[ARG:%.*]] : |
| // CHECK: [[ARG_COPY:%.*]] = copy_value [[ARG]] |
| // CHECK: [[FUNC:%.*]] = convert_function [[ARG_COPY]] : $@callee_owned (@owned Feral) -> () to $@callee_owned (@owned Domesticated) -> (){{.*}} |
| // CHECK: destroy_value [[ARG]] |
| // CHECK: return [[FUNC]] |
| func funcToUpcast(_ x: @escaping (Feral) -> ()) -> (Domesticated) -> () { |
| return x |
| } |
| |
| // ==== Optionals |
| |
| struct Trivial { |
| let n: Int8 |
| } |
| |
| class C { |
| let n: Int8 |
| |
| init(n: Int8) { |
| self.n = n |
| } |
| } |
| |
| struct Loadable { |
| let c: C |
| |
| var n: Int8 { |
| return c.n |
| } |
| |
| init(n: Int8) { |
| c = C(n: n) |
| } |
| } |
| |
| struct AddrOnly { |
| let a: Any |
| |
| var n: Int8 { |
| return a as! Int8 |
| } |
| |
| init(n: Int8) { |
| a = n |
| } |
| } |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion19convOptionalTrivialFFGSqVS_7Trivial_S0_T_ |
| func convOptionalTrivial(_ t1: @escaping (Trivial?) -> Trivial) { |
| // CHECK: function_ref @_TTRXFo_dGSqV19function_conversion7Trivial__dS0__XFo_dS0__dGSqS0___ |
| // CHECK: partial_apply |
| let _: (Trivial) -> Trivial? = t1 |
| |
| // CHECK: function_ref @_TTRXFo_dGSqV19function_conversion7Trivial__dS0__XFo_dGSqS0___dGSqS0___ |
| // CHECK: partial_apply |
| let _: (Trivial!) -> Trivial? = t1 |
| } |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_dGSqV19function_conversion7Trivial__dS0__XFo_dS0__dGSqS0___ : $@convention(thin) (Trivial, @owned @callee_owned (Optional<Trivial>) -> Trivial) -> Optional<Trivial> |
| // CHECK: enum $Optional<Trivial> |
| // CHECK-NEXT: apply %1(%2) |
| // CHECK-NEXT: enum $Optional<Trivial> |
| // CHECK-NEXT: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_dGSqV19function_conversion7Trivial__dS0__XFo_dGSqS0___dGSqS0___ : $@convention(thin) (Optional<Trivial>, @owned @callee_owned (Optional<Trivial>) -> Trivial) -> Optional<Trivial> |
| // CHECK: apply %1(%0) |
| // CHECK-NEXT: enum $Optional<Trivial> |
| // CHECK-NEXT: return |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion20convOptionalLoadableFFGSqVS_8Loadable_S0_T_ |
| func convOptionalLoadable(_ l1: @escaping (Loadable?) -> Loadable) { |
| // CHECK: function_ref @_TTRXFo_oGSqV19function_conversion8Loadable__oS0__XFo_oS0__oGSqS0___ |
| // CHECK: partial_apply |
| let _: (Loadable) -> Loadable? = l1 |
| |
| // CHECK: function_ref @_TTRXFo_oGSqV19function_conversion8Loadable__oS0__XFo_oGSqS0___oGSqS0___ |
| // CHECK: partial_apply |
| let _: (Loadable!) -> Loadable? = l1 |
| } |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_oGSqV19function_conversion8Loadable__oS0__XFo_oGSqS0___oGSqS0___ : $@convention(thin) (@owned Optional<Loadable>, @owned @callee_owned (@owned Optional<Loadable>) -> @owned Loadable) -> @owned Optional<Loadable> |
| // CHECK: apply %1(%0) |
| // CHECK-NEXT: enum $Optional<Loadable> |
| // CHECK-NEXT: return |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion20convOptionalAddrOnlyFFGSqVS_8AddrOnly_S0_T_ |
| func convOptionalAddrOnly(_ a1: @escaping (AddrOnly?) -> AddrOnly) { |
| // CHECK: function_ref @_TTRXFo_iGSqV19function_conversion8AddrOnly__iS0__XFo_iGSqS0___iGSqS0___ |
| // CHECK: partial_apply |
| let _: (AddrOnly?) -> AddrOnly? = a1 |
| |
| // CHECK: function_ref @_TTRXFo_iGSqV19function_conversion8AddrOnly__iS0__XFo_iGSqS0___iGSqS0___ |
| // CHECK: partial_apply |
| let _: (AddrOnly!) -> AddrOnly? = a1 |
| } |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_iGSqV19function_conversion8AddrOnly__iS0__XFo_iGSqS0___iGSqS0___ : $@convention(thin) (@in Optional<AddrOnly>, @owned @callee_owned (@in Optional<AddrOnly>) -> @out AddrOnly) -> @out Optional<AddrOnly> |
| // CHECK: alloc_stack $AddrOnly |
| // CHECK-NEXT: apply %2(%3, %1) |
| // CHECK-NEXT: init_enum_data_addr %0 : $*Optional<AddrOnly> |
| // CHECK-NEXT: copy_addr [take] {{.*}} to [initialization] {{.*}} : $*AddrOnly |
| // CHECK-NEXT: inject_enum_addr %0 : $*Optional<AddrOnly> |
| // CHECK-NEXT: tuple () |
| // CHECK-NEXT: dealloc_stack {{.*}} : $*AddrOnly |
| // CHECK-NEXT: return |
| |
| // ==== Existentials |
| |
| protocol Q { |
| var n: Int8 { get } |
| } |
| |
| protocol P : Q {} |
| |
| extension Trivial : P {} |
| extension Loadable : P {} |
| extension AddrOnly : P {} |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion22convExistentialTrivialFTFPS_1Q_VS_7Trivial2t3FGSqPS0___S1__T_ |
| func convExistentialTrivial(_ t2: @escaping (Q) -> Trivial, t3: @escaping (Q?) -> Trivial) { |
| // CHECK: function_ref @_TTRXFo_iP19function_conversion1Q__dVS_7Trivial_XFo_dS1__iPS_1P__ |
| // CHECK: partial_apply |
| let _: (Trivial) -> P = t2 |
| |
| // CHECK: function_ref @_TTRXFo_iGSqP19function_conversion1Q___dVS_7Trivial_XFo_dGSqS1___iPS_1P__ |
| // CHECK: partial_apply |
| let _: (Trivial?) -> P = t3 |
| |
| // CHECK: function_ref @_TTRXFo_iP19function_conversion1Q__dVS_7Trivial_XFo_iPS_1P__iPS2___ |
| // CHECK: partial_apply |
| let _: (P) -> P = t2 |
| } |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_iP19function_conversion1Q__dVS_7Trivial_XFo_dS1__iPS_1P__ : $@convention(thin) (Trivial, @owned @callee_owned (@in Q) -> Trivial) -> @out P |
| // CHECK: alloc_stack $Q |
| // CHECK-NEXT: init_existential_addr |
| // CHECK-NEXT: store |
| // CHECK-NEXT: apply |
| // CHECK-NEXT: init_existential_addr |
| // CHECK-NEXT: store |
| // CHECK: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_iGSqP19function_conversion1Q___dVS_7Trivial_XFo_dGSqS1___iPS_1P__ |
| // CHECK: select_enum |
| // CHECK: cond_br |
| // CHECK: bb1: |
| // CHECK: unchecked_enum_data |
| // CHECK: init_existential_addr |
| // CHECK: init_enum_data_addr |
| // CHECK: copy_addr |
| // CHECK: inject_enum_addr |
| // CHECK: bb2: |
| // CHECK: inject_enum_addr |
| // CHECK: bb3: |
| // CHECK: apply |
| // CHECK: init_existential_addr |
| // CHECK: store |
| // CHECK: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_iP19function_conversion1Q__dVS_7Trivial_XFo_iPS_1P__iPS2___ : $@convention(thin) (@in P, @owned @callee_owned (@in Q) -> Trivial) -> @out P |
| // CHECK: alloc_stack $Q |
| // CHECK-NEXT: open_existential_addr %1 : $*P |
| // CHECK-NEXT: init_existential_addr %3 : $*Q |
| // CHECK-NEXT: copy_addr [take] {{.*}} to [initialization] {{.*}} |
| // CHECK-NEXT: apply |
| // CHECK-NEXT: init_existential_addr |
| // CHECK-NEXT: store |
| // CHECK: deinit_existential_addr |
| // CHECK: return |
| |
| // ==== Existential metatypes |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion23convExistentialMetatypeFFGSqPMPS_1Q__MVS_7TrivialT_ |
| func convExistentialMetatype(_ em: @escaping (Q.Type?) -> Trivial.Type) { |
| // CHECK: function_ref @_TTRXFo_dGSqXPMTP19function_conversion1Q___dXMtVS_7Trivial_XFo_dXMtS1__dXPMTPS_1P__ |
| // CHECK: partial_apply |
| let _: (Trivial.Type) -> P.Type = em |
| |
| // CHECK: function_ref @_TTRXFo_dGSqXPMTP19function_conversion1Q___dXMtVS_7Trivial_XFo_dGSqXMtS1___dXPMTPS_1P__ |
| // CHECK: partial_apply |
| let _: (Trivial.Type?) -> P.Type = em |
| |
| // CHECK: function_ref @_TTRXFo_dGSqXPMTP19function_conversion1Q___dXMtVS_7Trivial_XFo_dXPMTPS_1P__dXPMTPS2___ |
| // CHECK: partial_apply |
| let _: (P.Type) -> P.Type = em |
| } |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_dGSqXPMTP19function_conversion1Q___dXMtVS_7Trivial_XFo_dXMtS1__dXPMTPS_1P__ : $@convention(thin) (@thin Trivial.Type, @owned @callee_owned (Optional<@thick Q.Type>) -> @thin Trivial.Type) -> @thick P.Type |
| // CHECK: metatype $@thick Trivial.Type |
| // CHECK-NEXT: init_existential_metatype %2 : $@thick Trivial.Type, $@thick Q.Type |
| // CHECK-NEXT: enum $Optional<@thick Q.Type> |
| // CHECK-NEXT: apply |
| // CHECK-NEXT: metatype $@thick Trivial.Type |
| // CHECK-NEXT: init_existential_metatype {{.*}} : $@thick Trivial.Type, $@thick P.Type |
| // CHECK-NEXT: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_dGSqXPMTP19function_conversion1Q___dXMtVS_7Trivial_XFo_dGSqXMtS1___dXPMTPS_1P__ : $@convention(thin) (Optional<@thin Trivial.Type>, @owned @callee_owned (Optional<@thick Q.Type>) -> @thin Trivial.Type) -> @thick P.Type |
| // CHECK: select_enum %0 : $Optional<@thin Trivial.Type> |
| // CHECK-NEXT: cond_br |
| // CHECK: bb1: |
| // CHECK-NEXT: unchecked_enum_data %0 : $Optional<@thin Trivial.Type> |
| // CHECK-NEXT: metatype $@thick Trivial.Type |
| // CHECK-NEXT: init_existential_metatype {{.*}} : $@thick Trivial.Type, $@thick Q.Type |
| // CHECK-NEXT: enum $Optional<@thick Q.Type> |
| // CHECK: bb2: |
| // CHECK-NEXT: enum $Optional<@thick Q.Type> |
| // CHECK: bb3({{.*}}): |
| // CHECK-NEXT: apply |
| // CHECK-NEXT: metatype $@thick Trivial.Type |
| // CHECK-NEXT: init_existential_metatype {{.*}} : $@thick Trivial.Type, $@thick P.Type |
| // CHECK-NEXT: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_dGSqXPMTP19function_conversion1Q___dXMtVS_7Trivial_XFo_dXPMTPS_1P__dXPMTPS2___ : $@convention(thin) (@thick P.Type, @owned @callee_owned (Optional<@thick Q.Type>) -> @thin Trivial.Type) -> @thick P.Type |
| // CHECK: open_existential_metatype %0 : $@thick P.Type to $@thick (@opened({{.*}}) P).Type |
| // CHECK-NEXT: init_existential_metatype %2 : $@thick (@opened({{.*}}) P).Type, $@thick Q.Type |
| // CHECK-NEXT: enum $Optional<@thick Q.Type> |
| // CHECK-NEXT: apply |
| // CHECK-NEXT: metatype $@thick Trivial.Type |
| // CHECK-NEXT: init_existential_metatype {{.*}} : $@thick Trivial.Type, $@thick P.Type |
| // CHECK-NEXT: return |
| |
| // ==== Class metatype upcasts |
| |
| class Parent {} |
| class Child : Parent {} |
| |
| // Note: we add a Trivial => Trivial? conversion here to force a thunk |
| // to be generated |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion18convUpcastMetatypeFTFTMCS_6ParentGSqVS_7Trivial__MCS_5Child2c5FTGSqMS0__GSqS1___MS2__T_ |
| func convUpcastMetatype(_ c4: @escaping (Parent.Type, Trivial?) -> Child.Type, |
| c5: @escaping (Parent.Type?, Trivial?) -> Child.Type) { |
| // CHECK: function_ref @_TTRXFo_dXMTC19function_conversion6ParentdGSqVS_7Trivial__dXMTCS_5Child_XFo_dXMTS2_dS1__dXMTS0__ |
| // CHECK: partial_apply |
| let _: (Child.Type, Trivial) -> Parent.Type = c4 |
| |
| // CHECK: function_ref @_TTRXFo_dGSqXMTC19function_conversion6Parent_dGSqVS_7Trivial__dXMTCS_5Child_XFo_dXMTS2_dS1__dXMTS0__ |
| // CHECK: partial_apply |
| let _: (Child.Type, Trivial) -> Parent.Type = c5 |
| |
| // CHECK: function_ref @_TTRXFo_dGSqXMTC19function_conversion6Parent_dGSqVS_7Trivial__dXMTCS_5Child_XFo_dGSqXMTS2__dS1__dGSqXMTS0___ |
| // CHECK: partial_apply |
| let _: (Child.Type?, Trivial) -> Parent.Type? = c5 |
| } |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_dXMTC19function_conversion6ParentdGSqVS_7Trivial__dXMTCS_5Child_XFo_dXMTS2_dS1__dXMTS0__ : $@convention(thin) (@thick Child.Type, Trivial, @owned @callee_owned (@thick Parent.Type, Optional<Trivial>) -> @thick Child.Type) -> @thick Parent.Type |
| // CHECK: upcast %0 : $@thick Child.Type to $@thick Parent.Type |
| // CHECK: apply |
| // CHECK: upcast {{.*}} : $@thick Child.Type to $@thick Parent.Type |
| // CHECK: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_dGSqXMTC19function_conversion6Parent_dGSqVS_7Trivial__dXMTCS_5Child_XFo_dXMTS2_dS1__dXMTS0__ : $@convention(thin) (@thick Child.Type, Trivial, @owned @callee_owned (Optional<@thick Parent.Type>, Optional<Trivial>) -> @thick Child.Type) -> @thick Parent.Type |
| // CHECK: upcast %0 : $@thick Child.Type to $@thick Parent.Type |
| // CHECK: enum $Optional<@thick Parent.Type> |
| // CHECK: apply |
| // CHECK: upcast {{.*}} : $@thick Child.Type to $@thick Parent.Type |
| // CHECK: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_dGSqXMTC19function_conversion6Parent_dGSqVS_7Trivial__dXMTCS_5Child_XFo_dGSqXMTS2__dS1__dGSqXMTS0___ : $@convention(thin) (Optional<@thick Child.Type>, Trivial, @owned @callee_owned (Optional<@thick Parent.Type>, Optional<Trivial>) -> @thick Child.Type) -> Optional<@thick Parent.Type> |
| // CHECK: unchecked_trivial_bit_cast %0 : $Optional<@thick Child.Type> to $Optional<@thick Parent.Type> |
| // CHECK: apply |
| // CHECK: upcast {{.*}} : $@thick Child.Type to $@thick Parent.Type |
| // CHECK: enum $Optional<@thick Parent.Type> |
| // CHECK: return |
| |
| // ==== Function to existential -- make sure we maximally abstract it |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion19convFuncExistentialFFP_FSiSiT_ : $@convention(thin) (@owned @callee_owned (@in Any) -> @owned @callee_owned (Int) -> Int) -> () |
| // CHECK: bb0([[ARG:%.*]] : |
| // CHECK: [[ARG_COPY:%.*]] = copy_value [[ARG]] |
| // CHECK: [[REABSTRACT_THUNK:%.*]] = function_ref @_TTRXFo_iP__oXFo_dSi_dSi__XFo_oXFo_dSi_dSi__iP__ |
| // CHECK: [[PA:%.*]] = partial_apply [[REABSTRACT_THUNK]]([[ARG_COPY]]) |
| // CHECK: destroy_value [[PA]] |
| // CHECK: destroy_value [[ARG]] |
| // CHECK: } // end sil function '_TF19function_conversion19convFuncExistentialFFP_FSiSiT_' |
| func convFuncExistential(_ f1: @escaping (Any) -> (Int) -> Int) { |
| let _: ((Int) -> Int) -> Any = f1 |
| } |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_iP__oXFo_dSi_dSi__XFo_oXFo_dSi_dSi__iP__ : $@convention(thin) (@owned @callee_owned (Int) -> Int, @owned @callee_owned (@in Any) -> @owned @callee_owned (Int) -> Int) -> @out Any |
| // CHECK: alloc_stack $Any |
| // CHECK: function_ref @_TTRXFo_dSi_dSi_XFo_iSi_iSi_ |
| // CHECK-NEXT: partial_apply |
| // CHECK-NEXT: init_existential_addr %3 : $*Any, $(Int) -> Int |
| // CHECK-NEXT: store |
| // CHECK-NEXT: apply |
| // CHECK: function_ref @_TTRXFo_dSi_dSi_XFo_iSi_iSi_ |
| // CHECK-NEXT: partial_apply |
| // CHECK-NEXT: init_existential_addr %0 : $*Any, $(Int) -> Int |
| // CHECK-NEXT: store {{.*}} to {{.*}} : $*@callee_owned (@in Int) -> @out Int |
| // CHECK: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_dSi_dSi_XFo_iSi_iSi_ : $@convention(thin) (@in Int, @owned @callee_owned (Int) -> Int) -> @out Int |
| // CHECK: load [trivial] %1 : $*Int |
| // CHECK-NEXT: apply %2(%3) |
| // CHECK-NEXT: store {{.*}} to [trivial] %0 |
| // CHECK: return |
| |
| // ==== Class-bound archetype upcast |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion29convClassBoundArchetypeUpcast |
| func convClassBoundArchetypeUpcast<T : Parent>(_ f1: @escaping (Parent) -> (T, Trivial)) { |
| // CHECK: function_ref @_TTRGRxC19function_conversion6ParentrXFo_oS0__oxdVS_7Trivial_XFo_ox_oS0_dGSqS1___ |
| // CHECK: partial_apply |
| let _: (T) -> (Parent, Trivial?) = f1 |
| } |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRGRxC19function_conversion6ParentrXFo_oS0__oxdVS_7Trivial_XFo_ox_oS0_dGSqS1___ : $@convention(thin) <T where T : Parent> (@owned T, @owned @callee_owned (@owned Parent) -> (@owned T, Trivial)) -> (@owned Parent, Optional<Trivial>) |
| // CHECK: upcast %0 : $T to $Parent |
| // CHECK-NEXT: apply |
| // CHECK-NEXT: tuple_extract |
| // CHECK-NEXT: tuple_extract |
| // CHECK-NEXT: upcast {{.*}} : $T to $Parent |
| // CHECK-NEXT: enum $Optional<Trivial> |
| // CHECK-NEXT: tuple |
| // CHECK-NEXT: return |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion37convClassBoundMetatypeArchetypeUpcast |
| func convClassBoundMetatypeArchetypeUpcast<T : Parent>(_ f1: @escaping (Parent.Type) -> (T.Type, Trivial)) { |
| // CHECK: function_ref @_TTRGRxC19function_conversion6ParentrXFo_dXMTS0__dXMTxdVS_7Trivial_XFo_dXMTx_dXMTS0_dGSqS1___ |
| // CHECK: partial_apply |
| let _: (T.Type) -> (Parent.Type, Trivial?) = f1 |
| } |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRGRxC19function_conversion6ParentrXFo_dXMTS0__dXMTxdVS_7Trivial_XFo_dXMTx_dXMTS0_dGSqS1___ : $@convention(thin) <T where T : Parent> (@thick T.Type, @owned @callee_owned (@thick Parent.Type) -> (@thick T.Type, Trivial)) -> (@thick Parent.Type, Optional<Trivial>) |
| // CHECK: upcast %0 : $@thick T.Type to $@thick Parent.Type |
| // CHECK-NEXT: apply |
| // CHECK-NEXT: tuple_extract |
| // CHECK-NEXT: tuple_extract |
| // CHECK-NEXT: upcast {{.*}} : $@thick T.Type to $@thick Parent.Type |
| // CHECK-NEXT: enum $Optional<Trivial> |
| // CHECK-NEXT: tuple |
| // CHECK-NEXT: return |
| |
| // ==== Make sure we destructure one-element tuples |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion15convTupleScalarFTFPS_1Q_T_2f2FPS0__T_2f3FGSqTSiSi__T__T_ |
| // CHECK: function_ref @_TTRXFo_iP19function_conversion1Q___XFo_iPS_1P___ |
| // CHECK: function_ref @_TTRXFo_iP19function_conversion1Q___XFo_iPS_1P___ |
| // CHECK: function_ref @_TTRXFo_dGSqTSiSi____XFo_dSidSi__ |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_iP19function_conversion1Q___XFo_iPS_1P___ : $@convention(thin) (@in P, @owned @callee_owned (@in Q) -> ()) -> () |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_dGSqTSiSi____XFo_dSidSi__ : $@convention(thin) (Int, Int, @owned @callee_owned (Optional<(Int, Int)>) -> ()) -> () |
| |
| func convTupleScalar(_ f1: @escaping (Q) -> (), |
| f2: @escaping (_ parent: Q) -> (), |
| f3: @escaping (_ tuple: (Int, Int)?) -> ()) { |
| let _: (P) -> () = f1 |
| let _: (P) -> () = f2 |
| let _: (Int, Int) -> () = f3 |
| } |
| |
| func convTupleScalarOpaque<T>(_ f: @escaping (T...) -> ()) -> ((_ args: T...) -> ())? { |
| return f |
| } |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion25convTupleToOptionalDirectFFSiTSiSi_FSiGSqTSiSi__ : $@convention(thin) (@owned @callee_owned (Int) -> (Int, Int)) -> @owned @callee_owned (Int) -> Optional<(Int, Int)> |
| // CHECK: bb0(%0 : $@callee_owned (Int) -> (Int, Int)): |
| // CHECK: [[FN:%.*]] = copy_value %0 |
| // CHECK: [[THUNK_FN:%.*]] = function_ref @_TTRXFo_dSi_dSidSi_XFo_dSi_dGSqTSiSi___ |
| // CHECK-NEXT: [[THUNK:%.*]] = partial_apply [[THUNK_FN]]([[FN]]) |
| // CHECK-NEXT: destroy_value %0 |
| // CHECK-NEXT: return [[THUNK]] |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_dSi_dSidSi_XFo_dSi_dGSqTSiSi___ : $@convention(thin) (Int, @owned @callee_owned (Int) -> (Int, Int)) -> Optional<(Int, Int)> |
| // CHECK: bb0(%0 : $Int, %1 : $@callee_owned (Int) -> (Int, Int)): |
| // CHECK: [[RESULT:%.*]] = apply %1(%0) |
| // CHECK-NEXT: [[LEFT:%.*]] = tuple_extract [[RESULT]] |
| // CHECK-NEXT: [[RIGHT:%.*]] = tuple_extract [[RESULT]] |
| // CHECK-NEXT: [[RESULT:%.*]] = tuple ([[LEFT]] : $Int, [[RIGHT]] : $Int) |
| // CHECK-NEXT: [[OPTIONAL:%.*]] = enum $Optional<(Int, Int)>, #Optional.some!enumelt.1, [[RESULT]] |
| // CHECK-NEXT: return [[OPTIONAL]] |
| |
| func convTupleToOptionalDirect(_ f: @escaping (Int) -> (Int, Int)) -> (Int) -> (Int, Int)? { |
| return f |
| } |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion27convTupleToOptionalIndirecturFFxTxx_FxGSqTxx__ : $@convention(thin) <T> (@owned @callee_owned (@in T) -> (@out T, @out T)) -> @owned @callee_owned (@in T) -> @out Optional<(T, T)> |
| // CHECK: bb0(%0 : $@callee_owned (@in T) -> (@out T, @out T)): |
| // CHECK: [[FN:%.*]] = copy_value %0 |
| // CHECK: [[THUNK_FN:%.*]] = function_ref @_TTRGrXFo_ix_ixix_XFo_ix_iGSqTxx___ |
| // CHECK-NEXT: [[THUNK:%.*]] = partial_apply [[THUNK_FN]]<T>([[FN]]) |
| // CHECK-NEXT: destroy_value %0 |
| // CHECK-NEXT: return [[THUNK]] |
| |
| // CHECK: sil shared [transparent] [reabstraction_thunk] @_TTRGrXFo_ix_ixix_XFo_ix_iGSqTxx___ : $@convention(thin) <T> (@in T, @owned @callee_owned (@in T) -> (@out T, @out T)) -> @out Optional<(T, T)> |
| // CHECK: bb0(%0 : $*Optional<(T, T)>, %1 : $*T, %2 : $@callee_owned (@in T) -> (@out T, @out T)): |
| // CHECK: [[OPTIONAL:%.*]] = init_enum_data_addr %0 : $*Optional<(T, T)>, #Optional.some!enumelt.1 |
| // CHECK-NEXT: [[LEFT:%.*]] = tuple_element_addr %3 : $*(T, T), 0 |
| // CHECK-NEXT: [[RIGHT:%.*]] = tuple_element_addr %3 : $*(T, T), 1 |
| // CHECK-NEXT: apply %2([[LEFT]], [[RIGHT]], %1) |
| // CHECK-NEXT: inject_enum_addr %0 : $*Optional<(T, T)>, #Optional.some!enumelt.1 |
| // CHECK: return |
| |
| func convTupleToOptionalIndirect<T>(_ f: @escaping (T) -> (T, T)) -> (T) -> (T, T)? { |
| return f |
| } |
| |
| // ==== Make sure we support AnyHashable erasure |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion15convAnyHashableuRxs8HashablerFT1tx_T_ |
| // CHECK: function_ref @_TFF19function_conversion15convAnyHashableuRxs8HashablerFT1tx_T_U_FTVs11AnyHashableS1__Sb |
| // CHECK: function_ref @_TTRGRxs8HashablerXFo_iVs11AnyHashableiS0__dSb_XFo_ixix_dSb_ |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRGRxs8HashablerXFo_iVs11AnyHashableiS0__dSb_XFo_ixix_dSb_ : $@convention(thin) <T where T : Hashable> (@in T, @in T, @owned @callee_owned (@in AnyHashable, @in AnyHashable) -> Bool) -> Bool |
| // CHECK: alloc_stack $AnyHashable |
| // CHECK: function_ref @_swift_convertToAnyHashable |
| // CHECK: apply {{.*}}<T> |
| // CHECK: alloc_stack $AnyHashable |
| // CHECK: function_ref @_swift_convertToAnyHashable |
| // CHECK: apply {{.*}}<T> |
| // CHECK: return |
| |
| func convAnyHashable<T : Hashable>(t: T) { |
| let fn: (T, T) -> Bool = { |
| (x: AnyHashable, y: AnyHashable) in x == y |
| } |
| } |
| |
| // ==== Convert exploded tuples to Any or Optional<Any> |
| |
| // CHECK-LABEL: sil hidden @_TF19function_conversion12convTupleAnyFTFT_T_FT_TSiSi_FP_T_FGSqP__T__T_ |
| // CHECK: function_ref @_TTRXFo___XFo__iP__ |
| // CHECK: partial_apply |
| // CHECK: function_ref @_TTRXFo___XFo__iGSqP___ |
| // CHECK: partial_apply |
| // CHECK: function_ref @_TTRXFo__dSidSi_XFo__iP__ |
| // CHECK: partial_apply |
| // CHECK: function_ref @_TTRXFo__dSidSi_XFo__iGSqP___ |
| // CHECK: partial_apply |
| // CHECK: function_ref @_TTRXFo_iP___XFo_dSidSi__ |
| // CHECK: partial_apply |
| // CHECK: function_ref @_TTRXFo_iGSqP____XFo_dSidSi__ |
| // CHECK: partial_apply |
| |
| func convTupleAny(_ f1: @escaping () -> (), |
| _ f2: @escaping () -> (Int, Int), |
| _ f3: @escaping (Any) -> (), |
| _ f4: @escaping (Any?) -> ()) { |
| let _: () -> Any = f1 |
| let _: () -> Any? = f1 |
| |
| let _: () -> Any = f2 |
| let _: () -> Any? = f2 |
| |
| let _: ((Int, Int)) -> () = f3 |
| |
| let _: ((Int, Int)) -> () = f4 |
| } |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo___XFo__iP__ : $@convention(thin) (@owned @callee_owned () -> ()) -> @out Any |
| // CHECK: init_existential_addr %0 : $*Any, $() |
| // CHECK-NEXT: apply %1() |
| // CHECK-NEXT: tuple () |
| // CHECK-NEXT: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo___XFo__iGSqP___ : $@convention(thin) (@owned @callee_owned () -> ()) -> @out Optional<Any> |
| // CHECK: [[ENUM_PAYLOAD:%.*]] = init_enum_data_addr %0 : $*Optional<Any>, #Optional.some!enumelt.1 |
| // CHECK-NEXT: init_existential_addr [[ENUM_PAYLOAD]] : $*Any, $() |
| // CHECK-NEXT: apply %1() |
| // CHECK-NEXT: inject_enum_addr %0 : $*Optional<Any>, #Optional.some!enumelt.1 |
| // CHECK-NEXT: tuple () |
| // CHECK-NEXT: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo__dSidSi_XFo__iP__ : $@convention(thin) (@owned @callee_owned () -> (Int, Int)) -> @out Any |
| // CHECK: [[ANY_PAYLOAD:%.*]] = init_existential_addr %0 |
| // CHECK-NEXT: [[LEFT_ADDR:%.*]] = tuple_element_addr [[ANY_PAYLOAD]] |
| // CHECK-NEXT: [[RIGHT_ADDR:%.*]] = tuple_element_addr [[ANY_PAYLOAD]] |
| // CHECK-NEXT: [[RESULT:%.*]] = apply %1() |
| // CHECK-NEXT: [[LEFT:%.*]] = tuple_extract [[RESULT]] |
| // CHECK-NEXT: [[RIGHT:%.*]] = tuple_extract [[RESULT]] |
| // CHECK-NEXT: store [[LEFT:%.*]] to [trivial] [[LEFT_ADDR]] |
| // CHECK-NEXT: store [[RIGHT:%.*]] to [trivial] [[RIGHT_ADDR]] |
| // CHECK-NEXT: tuple () |
| // CHECK-NEXT: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo__dSidSi_XFo__iGSqP___ : $@convention(thin) (@owned @callee_owned () -> (Int, Int)) -> @out Optional<Any> { |
| // CHECK: [[OPTIONAL_PAYLOAD:%.*]] = init_enum_data_addr %0 |
| // CHECK-NEXT: [[ANY_PAYLOAD:%.*]] = init_existential_addr [[OPTIONAL_PAYLOAD]] |
| // CHECK-NEXT: [[LEFT_ADDR:%.*]] = tuple_element_addr [[ANY_PAYLOAD]] |
| // CHECK-NEXT: [[RIGHT_ADDR:%.*]] = tuple_element_addr [[ANY_PAYLOAD]] |
| // CHECK-NEXT: [[RESULT:%.*]] = apply %1() |
| // CHECK-NEXT: [[LEFT:%.*]] = tuple_extract [[RESULT]] |
| // CHECK-NEXT: [[RIGHT:%.*]] = tuple_extract [[RESULT]] |
| // CHECK-NEXT: store [[LEFT:%.*]] to [trivial] [[LEFT_ADDR]] |
| // CHECK-NEXT: store [[RIGHT:%.*]] to [trivial] [[RIGHT_ADDR]] |
| // CHECK-NEXT: inject_enum_addr %0 |
| // CHECK-NEXT: tuple () |
| // CHECK-NEXT: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_iP___XFo_dSidSi__ : $@convention(thin) (Int, Int, @owned @callee_owned (@in Any) -> ()) -> () |
| // CHECK: [[ANY_VALUE:%.*]] = alloc_stack $Any |
| // CHECK-NEXT: [[ANY_PAYLOAD:%.*]] = init_existential_addr [[ANY_VALUE]] |
| // CHECK-NEXT: [[LEFT_ADDR:%.*]] = tuple_element_addr [[ANY_PAYLOAD]] |
| // CHECK-NEXT: store %0 to [trivial] [[LEFT_ADDR]] |
| // CHECK-NEXT: [[RIGHT_ADDR:%.*]] = tuple_element_addr [[ANY_PAYLOAD]] |
| // CHECK-NEXT: store %1 to [trivial] [[RIGHT_ADDR]] |
| // CHECK-NEXT: apply %2([[ANY_VALUE]]) |
| // CHECK-NEXT: tuple () |
| // CHECK-NEXT: dealloc_stack [[ANY_VALUE]] |
| // CHECK-NEXT: return |
| |
| // CHECK-LABEL: sil shared [transparent] [reabstraction_thunk] @_TTRXFo_iGSqP____XFo_dSidSi__ : $@convention(thin) (Int, Int, @owned @callee_owned (@in Optional<Any>) -> ()) -> () |
| // CHECK: [[ANY_VALUE:%.*]] = alloc_stack $Any |
| // CHECK-NEXT: [[ANY_PAYLOAD:%.*]] = init_existential_addr [[ANY_VALUE]] |
| // CHECK-NEXT: [[LEFT_ADDR:%.*]] = tuple_element_addr [[ANY_PAYLOAD]] |
| // CHECK-NEXT: store %0 to [trivial] [[LEFT_ADDR]] |
| // CHECK-NEXT: [[RIGHT_ADDR:%.*]] = tuple_element_addr [[ANY_PAYLOAD]] |
| // CHECK-NEXT: store %1 to [trivial] [[RIGHT_ADDR]] |
| // CHECK-NEXT: [[OPTIONAL_VALUE:%.*]] = alloc_stack $Optional<Any> |
| // CHECK-NEXT: [[OPTIONAL_PAYLOAD:%.*]] = init_enum_data_addr [[OPTIONAL_VALUE]] |
| // CHECK-NEXT: copy_addr [take] [[ANY_VALUE]] to [initialization] [[OPTIONAL_PAYLOAD]] |
| // CHECK-NEXT: inject_enum_addr [[OPTIONAL_VALUE]] |
| // CHECK-NEXT: apply %2([[OPTIONAL_VALUE]]) |
| // CHECK-NEXT: tuple () |
| // CHECK-NEXT: dealloc_stack [[OPTIONAL_VALUE]] |
| // CHECK-NEXT: dealloc_stack [[ANY_VALUE]] |
| // CHECK-NEXT: return |
