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// RUN: %target-swift-emit-silgen %s | %FileCheck -check-prefix CHECK -check-prefix DISABLED %s
// RUN: %target-swift-emit-silgen %s -enable-upcoming-feature NonisolatedNonsendingByDefault | %FileCheck -check-prefix CHECK -check-prefix ENABLED %s
// REQUIRES: concurrency
// REQUIRES: swift_feature_NonisolatedNonsendingByDefault
// Validate that both with and without the experimental flag we properly codegen
// `@concurrent` and `nonisolated(nonsending)`
// CHECK-LABEL: // executionCaller()
// CHECK-NEXT: // Isolation: caller_isolation_inheriting
// CHECK-NEXT: sil hidden [ossa] @$s14execution_attr0A6CalleryyYaF : $@convention(thin) @async (@sil_isolated @sil_implicit_leading_param @guaranteed Builtin.ImplicitActor) -> () {
nonisolated(nonsending)
func executionCaller() async {}
// CHECK-LABEL: // executionConcurrent()
// CHECK: // Isolation: nonisolated
// CHECK: sil hidden [ossa] @$s14execution_attr0A10ConcurrentyyYaF : $@convention(thin) @async () -> () {
@concurrent
func executionConcurrent() async {}
// DISABLED: sil hidden [ossa] @$s14execution_attr0A15CallerParameteryyyyYaYCXEYaF : $@convention(thin) @async (@guaranteed @noescape @async @callee_guaranteed (@sil_isolated @sil_implicit_leading_param @guaranteed Builtin.ImplicitActor) -> ()) -> () {
// ENABLED: sil hidden [ossa] @$s14execution_attr0A15CallerParameteryyyyYaYCXEYaF : $@convention(thin) @async (@sil_isolated @sil_implicit_leading_param @guaranteed Builtin.ImplicitActor, @guaranteed @noescape @async @callee_guaranteed (@sil_isolated @sil_implicit_leading_param @guaranteed Builtin.ImplicitActor) -> ()) -> () {
// CHECK: } // end sil function '$s14execution_attr0A15CallerParameteryyyyYaYCXEYaF'
func executionCallerParameter(_ x: nonisolated(nonsending) () async -> ()) async {
await x()
}
// DISABLED-LABEL: sil hidden [ossa] @$s14execution_attr0A19ConcurrentParameteryyyyYaXEYaF : $@convention(thin) @async (@guaranteed @noescape @async @callee_guaranteed () -> ()) -> () {
// ENABLED-LABEL: sil hidden [ossa] @$s14execution_attr0A19ConcurrentParameteryyyyYaXEYaF : $@convention(thin) @async (@sil_isolated @sil_implicit_leading_param @guaranteed Builtin.ImplicitActor, @guaranteed @noescape @async @callee_guaranteed () -> ()) -> () {
func executionConcurrentParameter(_ x: @concurrent () async -> ()) async {
await x()
}
struct S {
let field: nonisolated(nonsending) () async -> ()
}
// DISABLED: sil hidden [ossa] @$s14execution_attr0A11CallerFieldyyAA1SVYaF : $@convention(thin) @async (@guaranteed S) -> () {
// DISABLED: bb0([[ARG:%.*]] : @guaranteed $S):
// DISABLED: [[ACTOR_NONE:%.*]] = enum $Optional<any Actor>, #Optional.none!enumelt
// DISABLED: hop_to_executor [[ACTOR_NONE]]
// DISABLED: [[FIELD:%.*]] = struct_extract [[ARG]]
// DISABLED: [[FIELD_COPY:%.*]] = copy_value [[FIELD]]
// DISABLED: [[ACTOR_NONE_CAST:%.*]] = unchecked_value_cast [[ACTOR_NONE]] to $Builtin.ImplicitActor
// DISABLED: [[BORROWED_FIELD:%.*]] = begin_borrow [[FIELD_COPY]]
// DISABLED: apply [[BORROWED_FIELD]]([[ACTOR_NONE_CAST]])
// DISABLED: } // end sil function '$s14execution_attr0A11CallerFieldyyAA1SVYaF'
// ENABLED: sil hidden [ossa] @$s14execution_attr0A11CallerFieldyyAA1SVYaF : $@convention(thin) @async (@sil_isolated @sil_implicit_leading_param @guaranteed Builtin.ImplicitActor, @guaranteed S) -> () {
// ENABLED: bb0([[ACTOR:%.*]] : @guaranteed $Builtin.ImplicitActor, [[ARG:%.*]] : @guaranteed $S):
// ENABLED: [[FIELD:%.*]] = struct_extract [[ARG]]
// ENABLED: [[FIELD_COPY:%.*]] = copy_value [[FIELD]]
// ENABLED: [[BORROWED_FIELD:%.*]] = begin_borrow [[FIELD_COPY]]
// ENABLED: apply [[BORROWED_FIELD]]([[ACTOR]])
// ENABLED: } // end sil function '$s14execution_attr0A11CallerFieldyyAA1SVYaF'
func executionCallerField(_ s: S) async {
await s.field()
}
extension S {
// CHECK-LABEL: // S.executionCallerFieldMethod(_:)
// CHECK: // Isolation: unspecified
// CHECK: sil hidden [ossa] @$s14execution_attr1SV0A17CallerFieldMethodyyyyYaYCXEF : $@convention(method) (@guaranteed @noescape @async @callee_guaranteed (@sil_isolated @sil_implicit_leading_param @guaranteed Builtin.ImplicitActor) -> (), @guaranteed S) -> () {
func executionCallerFieldMethod(_ x: nonisolated(nonsending) () async -> ()) {}
}
// CHECK-LABEL: sil hidden [ossa] @$s14execution_attr24testWithDynamicIsolation2fnyyyYAXE_tYaF : $@convention(thin) @async (@guaranteed @isolated(any) @noescape @callee_guaranteed () -> ()) -> () {
// CHECK: bb0([[PARAM_FN:%.*]] : @guaranteed $@isolated(any) @noescape @callee_guaranteed () -> ()):
// CHECK: [[GENERIC_EXEC:%.*]] = enum $Optional<any Actor>, #Optional.none!enumelt
// CHECK-NEXT: hop_to_executor [[GENERIC_EXEC]]
// CHECK-NEXT: [[FN:%.*]] = copy_value [[PARAM_FN]]
// CHECK-NEXT: [[BORROWED_FN:%.*]] = begin_borrow [[FN]]
// CHECK-NEXT: [[FN_ISOLATION:%.*]] = function_extract_isolation [[BORROWED_FN]]
// CHECK-NEXT: hop_to_executor [[FN_ISOLATION]]
// CHECK-NEXT: [[BORROWED_FN:%.*]] = begin_borrow [[FN]]
// CHECK-NEXT: apply [[BORROWED_FN]]()
// CHECK: hop_to_executor [[GENERIC_EXEC]]
// CHECK: } // end sil function '$s14execution_attr24testWithDynamicIsolation2fnyyyYAXE_tYaF'
@concurrent
func testWithDynamicIsolation(fn: @isolated(any) () -> Void) async {
await fn()
}
// CHECK-LABEL: sil hidden [ossa] @$s14execution_attr38testCallerIsolatedWithDynamicIsolation2fnyyyYAXE_tYaF : $@convention(thin) @async (@sil_isolated @sil_implicit_leading_param @guaranteed Builtin.ImplicitActor, @guaranteed @isolated(any) @noescape @callee_guaranteed () -> ()) -> () {
// CHECK: bb0([[ISOLATION:%.*]] : @guaranteed $Builtin.ImplicitActor, [[PARAM_FN:%.*]] : @guaranteed $@isolated(any) @noescape @callee_guaranteed () -> ()):
// CHECK: hop_to_executor [[ISOLATION]]
// CHECK-NEXT: [[FN:%.*]] = copy_value [[PARAM_FN]]
// CHECK-NEXT: [[BORROWED_FN:%.*]] = begin_borrow [[FN]]
// CHECK-NEXT: [[FN_ISOLATION:%.*]] = function_extract_isolation [[BORROWED_FN]]
// CHECK-NEXT: hop_to_executor [[FN_ISOLATION]]
// CHECK-NEXT: [[BORROWED_FN:%.*]] = begin_borrow [[FN]]
// CHECK-NEXT: apply [[BORROWED_FN]]()
// CHECK: hop_to_executor [[ISOLATION]]
// CHECK: } // end sil function '$s14execution_attr38testCallerIsolatedWithDynamicIsolation2fnyyyYAXE_tYaF'
nonisolated(nonsending)
func testCallerIsolatedWithDynamicIsolation(fn: @isolated(any) () -> Void) async {
await fn()
}
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