| // RUN: rm -rf %t && mkdir -p %t |
| // RUN: %build-silgen-test-overlays |
| // RUN: %target-swift-frontend(mock-sdk: -sdk %S/Inputs -I %t) -verify -emit-silgen -I %S/Inputs -disable-objc-attr-requires-foundation-module %s | %FileCheck %s |
| |
| // REQUIRES: objc_interop |
| |
| import Foundation |
| |
| @objc class Foo { |
| // CHECK-LABEL: sil hidden [thunk] @_T020objc_blocks_bridging3FooC3fooS3ic_Si1xtFTo : |
| // CHECK: bb0([[ARG1:%.*]] : $@convention(block) (Int) -> Int, {{.*}}, [[SELF:%.*]] : $Foo): |
| // CHECK: [[ARG1_COPY:%.*]] = copy_block [[ARG1]] |
| // CHECK: [[SELF_COPY:%.*]] = copy_value [[SELF]] |
| // CHECK: [[THUNK:%.*]] = function_ref @_T0S2iIyByd_S2iIxyd_TR |
| // CHECK: [[BRIDGED:%.*]] = partial_apply [[THUNK]]([[ARG1_COPY]]) |
| // CHECK: [[BORROWED_SELF_COPY:%.*]] = begin_borrow [[SELF_COPY]] |
| // CHECK: [[NATIVE:%.*]] = function_ref @_T020objc_blocks_bridging3FooC3foo{{[_0-9a-zA-Z]*}}F : $@convention(method) (@owned @callee_owned (Int) -> Int, Int, @guaranteed Foo) -> Int |
| // CHECK: apply [[NATIVE]]([[BRIDGED]], {{.*}}, [[BORROWED_SELF_COPY]]) |
| // CHECK: end_borrow [[BORROWED_SELF_COPY]] from [[SELF_COPY]] |
| // CHECK: } // end sil function '_T020objc_blocks_bridging3FooC3fooS3ic_Si1xtFTo' |
| dynamic func foo(_ f: (Int) -> Int, x: Int) -> Int { |
| return f(x) |
| } |
| |
| // CHECK-LABEL: sil hidden [thunk] @_T020objc_blocks_bridging3FooC3barS3Sc_SS1xtFTo : $@convention(objc_method) (@convention(block) (NSString) -> @autoreleased NSString, NSString, Foo) -> @autoreleased NSString { |
| // CHECK: bb0([[BLOCK:%.*]] : $@convention(block) (NSString) -> @autoreleased NSString, [[NSSTRING:%.*]] : $NSString, [[SELF:%.*]] : $Foo): |
| // CHECK: [[BLOCK_COPY:%.*]] = copy_block [[BLOCK]] |
| // CHECK: [[NSSTRING_COPY:%.*]] = copy_value [[NSSTRING]] |
| // CHECK: [[SELF_COPY:%.*]] = copy_value [[SELF]] |
| // CHECK: [[THUNK:%.*]] = function_ref @_T0So8NSStringCABIyBya_S2SIxxo_TR |
| // CHECK: [[BRIDGED:%.*]] = partial_apply [[THUNK]]([[BLOCK_COPY]]) |
| // CHECK: [[BORROWED_SELF_COPY:%.*]] = begin_borrow [[SELF_COPY]] |
| // CHECK: [[NATIVE:%.*]] = function_ref @_T020objc_blocks_bridging3FooC3bar{{[_0-9a-zA-Z]*}}F : $@convention(method) (@owned @callee_owned (@owned String) -> @owned String, @owned String, @guaranteed Foo) -> @owned String |
| // CHECK: apply [[NATIVE]]([[BRIDGED]], {{%.*}}, [[BORROWED_SELF_COPY]]) |
| // CHECK: end_borrow [[BORROWED_SELF_COPY]] from [[SELF_COPY]] |
| // CHECK: } // end sil function '_T020objc_blocks_bridging3FooC3barS3Sc_SS1xtFTo' |
| dynamic func bar(_ f: (String) -> String, x: String) -> String { |
| return f(x) |
| } |
| |
| // CHECK-LABEL: sil hidden [thunk] @_T020objc_blocks_bridging3FooC3basSSSgA2Ec_AE1xtFTo : $@convention(objc_method) (@convention(block) (Optional<NSString>) -> @autoreleased Optional<NSString>, Optional<NSString>, Foo) -> @autoreleased Optional<NSString> { |
| // CHECK: bb0([[BLOCK:%.*]] : $@convention(block) (Optional<NSString>) -> @autoreleased Optional<NSString>, [[OPT_STRING:%.*]] : $Optional<NSString>, [[SELF:%.*]] : $Foo): |
| // CHECK: [[BLOCK_COPY:%.*]] = copy_block [[BLOCK]] |
| // CHECK: [[OPT_STRING_COPY:%.*]] = copy_value [[OPT_STRING]] |
| // CHECK: [[SELF_COPY:%.*]] = copy_value [[SELF]] |
| // CHECK: [[THUNK:%.*]] = function_ref @_T0So8NSStringCSgACIyBya_SSSgADIxxo_TR |
| // CHECK: [[BRIDGED:%.*]] = partial_apply [[THUNK]]([[BLOCK_COPY]]) |
| // CHECK: [[BORROWED_SELF_COPY:%.*]] = begin_borrow [[SELF_COPY]] |
| // CHECK: [[NATIVE:%.*]] = function_ref @_T020objc_blocks_bridging3FooC3bas{{[_0-9a-zA-Z]*}}F : $@convention(method) (@owned @callee_owned (@owned Optional<String>) -> @owned Optional<String>, @owned Optional<String>, @guaranteed Foo) -> @owned Optional<String> |
| // CHECK: apply [[NATIVE]]([[BRIDGED]], {{%.*}}, [[BORROWED_SELF_COPY]]) |
| // CHECK: end_borrow [[BORROWED_SELF_COPY]] from [[SELF_COPY]] |
| dynamic func bas(_ f: (String?) -> String?, x: String?) -> String? { |
| return f(x) |
| } |
| |
| // CHECK-LABEL: sil hidden [thunk] @_T020objc_blocks_bridging3FooC16cFunctionPointer{{[_0-9a-zA-Z]*}}FTo |
| // CHECK: bb0([[F:%.*]] : $@convention(c) (Int) -> Int, [[X:%.*]] : $Int, [[SELF:%.*]] : $Foo): |
| // CHECK: [[SELF_COPY:%.*]] = copy_value [[SELF]] |
| // CHECK: [[BORROWED_SELF_COPY:%.*]] = begin_borrow [[SELF_COPY]] |
| // CHECK: [[NATIVE:%.*]] = function_ref @_T020objc_blocks_bridging3FooC16cFunctionPointer{{[_0-9a-zA-Z]*}}F |
| // CHECK: apply [[NATIVE]]([[F]], [[X]], [[BORROWED_SELF_COPY]]) |
| // CHECK: end_borrow [[BORROWED_SELF_COPY]] from [[SELF_COPY]] |
| // CHECK: destroy_value [[SELF_COPY]] |
| dynamic func cFunctionPointer(_ fp: @convention(c) (Int) -> Int, x: Int) -> Int { |
| _ = fp(x) |
| } |
| |
| // Blocks and C function pointers must not be reabstracted when placed in optionals. |
| // CHECK-LABEL: sil hidden [thunk] @_T020objc_blocks_bridging3FooC7optFunc{{[_0-9a-zA-Z]*}}FTo |
| // CHECK: bb0([[ARG0:%.*]] : $Optional<@convention(block) (NSString) -> @autoreleased NSString>, |
| // CHECK: [[COPY:%.*]] = copy_block [[ARG0]] |
| // CHECK: switch_enum [[COPY]] : $Optional<@convention(block) (NSString) -> @autoreleased NSString>, case #Optional.some!enumelt.1: [[SOME_BB:bb[0-9]+]], case #Optional.none!enumelt: [[NONE_BB:bb[0-9]+]] |
| // CHECK: [[SOME_BB]]([[BLOCK:%.*]] : $@convention(block) (NSString) -> @autoreleased NSString): |
| // TODO: redundant reabstractions here |
| // CHECK: [[BLOCK_THUNK:%.*]] = function_ref @_T0So8NSStringCABIyBya_S2SIxxo_TR |
| // CHECK: [[BRIDGED:%.*]] = partial_apply [[BLOCK_THUNK]]([[BLOCK]]) |
| // CHECK: enum $Optional<@callee_owned (@owned String) -> @owned String>, #Optional.some!enumelt.1, [[BRIDGED]] |
| // CHECK: [[NATIVE:%.*]] = function_ref @_T020objc_blocks_bridging3FooC7optFunc{{[_0-9a-zA-Z]*}}F : $@convention(method) (@owned Optional<@callee_owned (@owned String) -> @owned String>, @owned String, @guaranteed Foo) -> @owned Optional<String> |
| // CHECK: apply [[NATIVE]] |
| dynamic func optFunc(_ f: ((String) -> String)?, x: String) -> String? { |
| return f?(x) |
| } |
| |
| // CHECK-LABEL: sil hidden @_T020objc_blocks_bridging3FooC19optCFunctionPointer{{[_0-9a-zA-Z]*}}F |
| // CHECK: [[FP_BUF:%.*]] = unchecked_enum_data %0 |
| dynamic func optCFunctionPointer(_ fp: (@convention(c) (String) -> String)?, x: String) -> String? { |
| return fp?(x) |
| } |
| } |
| |
| // => SEMANTIC SIL TODO: This test needs to be filled out more for ownership |
| // |
| // CHECK-LABEL: sil hidden @_T020objc_blocks_bridging10callBlocks{{[_0-9a-zA-Z]*}}F |
| func callBlocks(_ x: Foo, |
| f: @escaping (Int) -> Int, |
| g: @escaping (String) -> String, |
| h: @escaping (String?) -> String? |
| ) -> (Int, String, String?, String?) { |
| // CHECK: bb0([[ARG0:%.*]] : $Foo, [[ARG1:%.*]] : $@callee_owned (Int) -> Int, [[ARG2:%.*]] : $@callee_owned (@owned String) -> @owned String, [[ARG3:%.*]] : $@callee_owned (@owned Optional<String>) -> @owned Optional<String>): |
| // CHECK: [[BORROWED_ARG0:%.*]] = begin_borrow [[ARG0]] |
| // CHECK: [[FOO:%.*]] = class_method [volatile] [[BORROWED_ARG0]] : $Foo, #Foo.foo!1.foreign |
| // CHECK: [[BORROWED_ARG1:%.*]] = begin_borrow [[ARG1]] |
| // CHECK: [[CLOSURE_COPY:%.*]] = copy_value [[BORROWED_ARG1]] |
| // CHECK: [[F_BLOCK_STORAGE:%.*]] = alloc_stack $@block_storage |
| // CHECK: [[F_BLOCK_CAPTURE:%.*]] = project_block_storage [[F_BLOCK_STORAGE]] |
| // CHECK: store [[CLOSURE_COPY]] to [init] [[F_BLOCK_CAPTURE]] |
| // CHECK: [[F_BLOCK_INVOKE:%.*]] = function_ref @_T0S2iIxyd_S2iIyByd_TR |
| // CHECK: [[F_STACK_BLOCK:%.*]] = init_block_storage_header [[F_BLOCK_STORAGE]] : {{.*}}, invoke [[F_BLOCK_INVOKE]] |
| // CHECK: [[F_BLOCK:%.*]] = copy_block [[F_STACK_BLOCK]] |
| // CHECK: apply [[FOO]]([[F_BLOCK]] |
| |
| // CHECK: [[BORROWED_ARG0:%.*]] = begin_borrow [[ARG0]] |
| // CHECK: [[BAR:%.*]] = class_method [volatile] [[BORROWED_ARG0]] : $Foo, #Foo.bar!1.foreign |
| // CHECK: [[G_BLOCK_INVOKE:%.*]] = function_ref @_T0S2SIxxo_So8NSStringCABIyBya_TR |
| // CHECK: [[G_STACK_BLOCK:%.*]] = init_block_storage_header {{.*}}, invoke [[G_BLOCK_INVOKE]] |
| // CHECK: [[G_BLOCK:%.*]] = copy_block [[G_STACK_BLOCK]] |
| // CHECK: apply [[BAR]]([[G_BLOCK]] |
| |
| // CHECK: [[BORROWED_ARG0:%.*]] = begin_borrow [[ARG0]] |
| // CHECK: [[BAS:%.*]] = class_method [volatile] [[BORROWED_ARG0]] : $Foo, #Foo.bas!1.foreign |
| // CHECK: [[H_BLOCK_INVOKE:%.*]] = function_ref @_T0SSSgAAIxxo_So8NSStringCSgADIyBya_TR |
| // CHECK: [[H_STACK_BLOCK:%.*]] = init_block_storage_header {{.*}}, invoke [[H_BLOCK_INVOKE]] |
| // CHECK: [[H_BLOCK:%.*]] = copy_block [[H_STACK_BLOCK]] |
| // CHECK: apply [[BAS]]([[H_BLOCK]] |
| |
| // CHECK: [[G_BLOCK:%.*]] = copy_block {{%.*}} : $@convention(block) (NSString) -> @autoreleased NSString |
| // CHECK: enum $Optional<@convention(block) (NSString) -> @autoreleased NSString>, #Optional.some!enumelt.1, [[G_BLOCK]] |
| |
| return (x.foo(f, x: 0), x.bar(g, x: "one"), x.bas(h, x: "two"), x.optFunc(g, x: "three")) |
| } |
| |
| class Test: NSObject { |
| func blockTakesBlock() -> ((Int) -> Int) -> Int {} |
| } |
| |
| // CHECK-LABEL: sil shared [transparent] [serializable] [reabstraction_thunk] @_T0S2iIxyd_SiIxxd_S2iIyByd_SiIyByd_TR |
| // CHECK: [[BLOCK_COPY:%.*]] = copy_block [[ORIG_BLOCK:%.*]] : |
| // CHECK: [[CLOSURE:%.*]] = partial_apply {{%.*}}([[BLOCK_COPY]]) |
| // CHECK: [[RESULT:%.*]] = apply {{%.*}}([[CLOSURE]]) |
| // CHECK: return [[RESULT]] |
| |
| func clearDraggingItemImageComponentsProvider(_ x: NSDraggingItem) { |
| x.imageComponentsProvider = {} |
| } |
| // CHECK-LABEL: sil shared [transparent] [serializable] [reabstraction_thunk] @_T0SayypGIxo_So7NSArrayCSgIyBa_TR |
| // CHECK: [[CONVERT:%.*]] = function_ref @_T0Sa10FoundationE19_bridgeToObjectiveCSo7NSArrayCyF |
| // CHECK: [[CONVERTED:%.*]] = apply [[CONVERT]] |
| // CHECK: [[OPTIONAL:%.*]] = enum $Optional<NSArray>, #Optional.some!enumelt.1, [[CONVERTED]] |
| // CHECK: return [[OPTIONAL]] |
| |
| // CHECK-LABEL: sil hidden @{{.*}}bridgeNonnullBlockResult{{.*}} |
| // CHECK-LABEL: sil shared [transparent] [serializable] [reabstraction_thunk] @_T0SSIxo_So8NSStringCSgIyBa_TR |
| // CHECK: [[CONVERT:%.*]] = function_ref @_T0SS10FoundationE19_bridgeToObjectiveCSo8NSStringCyF |
| // CHECK: [[BRIDGED:%.*]] = apply [[CONVERT]] |
| // CHECK: [[OPTIONAL_BRIDGED:%.*]] = enum $Optional<NSString>, #Optional.some!enumelt.1, [[BRIDGED]] |
| // CHECK: return [[OPTIONAL_BRIDGED]] |
| func bridgeNonnullBlockResult() { |
| nonnullStringBlockResult { return "test" } |
| } |
| |
| // CHECK-LABEL: sil hidden @{{.*}}bridgeNoescapeBlock{{.*}} |
| func bridgeNoescapeBlock() { |
| // CHECK: function_ref @_T0Ix_IyB_TR |
| noescapeBlockAlias { } |
| // CHECK: function_ref @_T0Ix_IyB_TR |
| noescapeNonnullBlockAlias { } |
| } |
| |
| class ObjCClass : NSObject {} |
| |
| extension ObjCClass { |
| func someDynamicMethod(closure: (() -> ()) -> ()) {} |
| } |
| |
| struct GenericStruct<T> { |
| let closure: (() -> ()) -> () |
| |
| func doStuff(o: ObjCClass) { |
| o.someDynamicMethod(closure: closure) |
| } |
| } |
| |
| // CHECK-LABEL: sil shared [transparent] [serializable] [reabstraction_thunk] @_T0Ix_Ixx_IyB_IyBy_TR : $@convention(c) (@inout_aliasable @block_storage @callee_owned (@owned @callee_owned () -> ()) -> (), @convention(block) () -> ()) -> () |
| // CHECK-LABEL: sil shared [transparent] [serializable] [reabstraction_thunk] @_T0IyB_Ix_TR : $@convention(thin) (@owned @convention(block) () -> ()) -> () |
| |