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fe075dcb29
Always call createMarkUnresolvedNonCopyableValueInst for a constructor with move-only 'self'. Handle 'self' that is either returned by value or as an indirect result Fixes rdar://142690658 (In ~Copyable public struct, an init with COW type param causes compiler error)
122 lines
5.4 KiB
Swift
122 lines
5.4 KiB
Swift
// RUN: %target-swift-emit-silgen -enable-experimental-feature NoImplicitCopy -enable-library-evolution %s | %FileCheck %s
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// RUN: %target-swift-emit-sil -O -sil-verify-all -enable-experimental-feature NoImplicitCopy -enable-library-evolution %s
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// REQUIRES: swift_feature_NoImplicitCopy
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////////////////////////
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// MARK: Declarations //
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////////////////////////
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public struct EmptyStruct : ~Copyable {}
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public struct NonEmptyStruct : ~Copyable {
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var e = EmptyStruct()
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}
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public class CopyableKlass {
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var s = NonEmptyStruct()
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let letStruct = NonEmptyStruct()
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}
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public func borrowVal(_ x: borrowing EmptyStruct) {}
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//////////////////////
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// MARK: DeinitTest //
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//////////////////////
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// CHECK-LABEL: sil [ossa] @$s26moveonly_library_evolution10DeinitTestVfD : $@convention(method) (@in DeinitTest) -> () {
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// CHECK: bb0([[ARG:%.*]] : $*DeinitTest):
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// CHECK: [[TMP:%[^,]+]] = alloc_stack
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// CHECK: [[MUNV:%[^,]+]] = mark_unresolved_non_copyable_value [consumable_and_assignable] [[TMP]]
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// CHECK: copy_addr [take] [[ARG]] to [init] [[MUNV]]
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// CHECK: drop_deinit [[MUNV]]
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// CHECK: } // end sil function '$s26moveonly_library_evolution10DeinitTestVfD'
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public struct DeinitTest : ~Copyable {
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deinit {
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}
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}
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//////////////////////////////////////////
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// MARK: Caller Argument Spilling Tests //
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//////////////////////////////////////////
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// CHECK-LABEL: sil [ossa] @$s26moveonly_library_evolution29callerArgumentSpillingTestArgyyAA13CopyableKlassCF : $@convention(thin) (@guaranteed CopyableKlass) -> () {
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// CHECK: bb0([[ARG:%.*]] : @guaranteed $CopyableKlass):
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// CHECK: [[ADDR:%.*]] = ref_element_addr [[ARG]]
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// CHECK: [[MARKED_ADDR:%.*]] = mark_unresolved_non_copyable_value [no_consume_or_assign] [[ADDR]]
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// CHECK: [[GEP:%.*]] = struct_element_addr [[MARKED_ADDR]]
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// CHECK: apply {{%.*}}([[GEP]]) : $@convention(thin) (@in_guaranteed EmptyStruct) -> ()
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// CHECK: } // end sil function '$s26moveonly_library_evolution29callerArgumentSpillingTestArgyyAA13CopyableKlassCF'
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public func callerArgumentSpillingTestArg(_ x: CopyableKlass) {
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borrowVal(x.letStruct.e)
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}
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/////////////////////////////////////
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// MARK: UsableFromInline in Class //
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/////////////////////////////////////
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public class CopyableKlass2 {
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public init() {}
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}
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@frozen
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public struct E : ~Copyable {
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var x = CopyableKlass2()
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}
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public class UsableFromInlineTestKlass {
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// Read accessor
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//
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// CHECK-LABEL: sil [ossa] @$s26moveonly_library_evolution25UsableFromInlineTestKlassC1eAA1EVvr : $@yield_once @convention(method) (@guaranteed UsableFromInlineTestKlass) -> @yields @guaranteed E {
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// CHECK: bb0([[ARG:%.*]] : @guaranteed
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// CHECK: [[FIELD:%.*]] = ref_element_addr [[ARG]]
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// CHECK: [[ACCESS:%.*]] = begin_access [read] [dynamic] [[FIELD]]
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// CHECK: [[MARK:%.*]] = mark_unresolved_non_copyable_value [no_consume_or_assign] [[ACCESS]]
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// CHECK: [[LOAD:%.*]] = load [copy] [[MARK]]
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// CHECK: yield [[LOAD]]
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// CHECK: } // end sil function '$s26moveonly_library_evolution25UsableFromInlineTestKlassC1eAA1EVvr'
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// Setter
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// CHECK-LABEL: sil [ossa] @$s26moveonly_library_evolution25UsableFromInlineTestKlassC1eAA1EVvs : $@convention(method) (@owned E, @guaranteed UsableFromInlineTestKlass) -> () {
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// CHECK: bb0([[NEW_VALUE:%.*]] : @owned $E, [[SELF:%.*]] : @guaranteed
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// CHECK: [[VALUE:%.*]] = alloc_box ${ let E }
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// CHECK: [[PROJECT:%.*]] = project_box [[VALUE]]
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// CHECK: store [[NEW_VALUE]] to [init] [[PROJECT]]
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// CHECK: [[MARK:%.*]] = mark_unresolved_non_copyable_value [no_consume_or_assign] [[PROJECT]]
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// CHECK: [[LOAD:%.*]] = load [copy] [[MARK]]
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// CHECK: [[REF:%.*]] = ref_element_addr [[SELF]]
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// CHECK: [[ACCESS:%.*]] = begin_access [modify] [dynamic] [[REF]]
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// CHECK: [[MARK:%.*]] = mark_unresolved_non_copyable_value [assignable_but_not_consumable] [[ACCESS]]
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// CHECK: assign [[LOAD]] to [[MARK]]
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// CHECK: } // end sil function '$s26moveonly_library_evolution25UsableFromInlineTestKlassC1eAA1EVvs'
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// Modify
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// CHECK-LABEL: sil [ossa] @$s26moveonly_library_evolution25UsableFromInlineTestKlassC1eAA1EVvM : $@yield_once @convention(method) (@guaranteed UsableFromInlineTestKlass) -> @yields @inout E {
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// CHECK: bb0([[ARG:%.*]] : @guaranteed
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// CHECK: [[FIELD:%.*]] = ref_element_addr [[ARG]]
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// CHECK: [[ACCESS:%.*]] = begin_access [modify] [dynamic] [[FIELD]]
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// CHECK: [[MARK:%.*]] = mark_unresolved_non_copyable_value [assignable_but_not_consumable] [[ACCESS]]
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// CHECK: yield [[MARK]]
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// CHECK: } // end sil function '$s26moveonly_library_evolution25UsableFromInlineTestKlassC1eAA1EVvM'
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@usableFromInline
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var e = E()
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}
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func useUsableFromInlineTestKlass() {
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let k = UsableFromInlineTestKlass()
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k.e = E()
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}
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// rdar://142690658 (In ~Copyable public struct, an init with COW type param causes compiler error)
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//
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// CHECK-LABEL: sil hidden [ossa] @$s26moveonly_library_evolution19NonCopyableWithInitV1sACSS_tcfC :
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// CHECK-SAME: $@convention(method) (@owned String, @thin NonCopyableWithInit.Type) -> @out NonCopyableWithInit {
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// CHECK: bb0(%0 : $*NonCopyableWithInit, %1 : @owned $String, %2 : $@thin NonCopyableWithInit.Type):
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// CHECK: [[BOX:%.*]] = project_box %{{.*}}, 0
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// CHECK: store %{{.*}} to [init] [[BOX]]
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// CHECK: [[MD:%.*]] = mark_unresolved_non_copyable_value [assignable_but_not_consumable] [[BOX]]
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// CHECK: copy_addr [[MD]] to [init] %0
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public struct NonCopyableWithInit: ~Copyable {
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init(s: String) {}
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}
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