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dd90ae7416
We want to use @isolated in ordinary Swift, and while we could probably make it coexist with this SIL use, doing so would be really inconvenient.
43 lines
2.5 KiB
Swift
43 lines
2.5 KiB
Swift
// RUN: %target-swift-frontend -disable-availability-checking %s -parse-as-library -parse-stdlib -emit-sil -o - | %FileCheck %s -check-prefix=CHECK-SIL
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// RUN: %target-swift-frontend -disable-availability-checking %s -parse-as-library -parse-stdlib -emit-ir -o - | %FileCheck %s -check-prefix=CHECK-IR
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// UNSUPPORTED: back_deploy_concurrency
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// REQUIRES: concurrency
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// REQUIRES: distributed
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import _Concurrency
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import Distributed
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// Protocol conformance descriptor:
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// - extension of DistributedActor
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// - flags, which includes a specific bit + conditional conformance
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// - witness for unownedExecutor
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// CHECK-IR: @"$sxScA11DistributedMc" = linkonce_odr hidden constant
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// CHECK-IR-SAME: $s11Distributed0A5ActorPAAEMXE
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// CHECK-IR-SAME: i32 459080
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// CHECK-IR-SAME: $sxScA11DistributedScA15unownedExecutorScevgTW
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// Make sure there is no runtime record of the protocol descriptor.
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// CHECK-IR-NOT: $sxScA11DistributedHc
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// CHECK-SIL-LABEL: sil hidden @$s021distributed_actor_to_B011getAnyActor0aF0ScA_pxYi_t11Distributed0gF0RzlF : $@convention(thin) <τ_0_0 where τ_0_0 : DistributedActor> (@sil_isolated @guaranteed τ_0_0) -> @owned any Actor
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func getAnyActor(distributedActor: isolated some DistributedActor) -> any Actor {
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// CHECK-SIL: [[EXISTENTIAL:%.*]] = init_existential_ref %0 : $τ_0_0 : $τ_0_0, $any Actor
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// CHECK-SIL-NEXT: strong_retain [[EXISTENTIAL]] : $any Actor
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// CHECK-SIL-NEXT: return [[EXISTENTIAL]] : $any Actor
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return Builtin.distributedActorAsAnyActor(distributedActor)
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}
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// CHECK-IR-LABEL: define {{.*}} @"$s021distributed_actor_to_B011getAnyActor0aF0ScA_pxYi_t11Distributed0gF0RzlF
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// CHECK-IR: %conditional.requirement.buffer = alloca [1 x ptr]
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// CHECK-IR: [[CONDITIONAL_REQ_GEP:%[0-9]+]] = getelementptr inbounds [1 x ptr], ptr %conditional.requirement.buffer, i32 0, i32 0
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// CHECK-IR-NEXT: [[SELF_DA_REQ:%.*]] = getelementptr inbounds ptr, ptr [[CONDITIONAL_REQ_GEP]], i32 0
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// CHECK-IR-NEXT: store ptr %"some DistributedActor.DistributedActor", ptr [[SELF_DA_REQ]]
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// CHECK-IR-NEXT: call ptr @swift_getWitnessTable(ptr @"$sxScA11DistributedMc", ptr %"some DistributedActor", ptr [[CONDITIONAL_REQ_GEP]])
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// CHECK-SIL-LABEL: sil_witness_table shared <Self where Self : DistributedActor> T: Actor module Distributed {
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// CHECK-SIL-NEXT: method #Actor.unownedExecutor!getter: <Self where Self : Actor> (Self) -> () -> UnownedSerialExecutor : @$sxScA11DistributedScA15unownedExecutorScevgTW
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// CHECK-SIL-NEXT: conditional_conformance (Self: DistributedActor): dependent
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// CHECK-SIL-NEXT: }
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