| // RUN: %target-swift-frontend -primary-file %s -emit-ir > %t.ll |
| // RUN: %FileCheck %s -check-prefix=GLOBAL < %t.ll |
| // RUN: %FileCheck %s < %t.ll |
| |
| // RUN: %target-swift-frontend -primary-file %s -emit-ir -wmo -num-threads 1 > %t.ll.wmo |
| // RUN: %FileCheck %s -check-prefix=GLOBAL < %t.ll.wmo |
| // RUN: %FileCheck %s < %t.ll.wmo |
| // REQUIRES: CPU=x86_64 |
| |
| protocol P {} |
| protocol Q {} |
| |
| protocol Assocked { |
| associatedtype Assoc : P, Q |
| } |
| |
| struct Universal : P, Q {} |
| |
| |
| // CHECK-LABEL: @"symbolic _____ 23associated_type_witness12OuterPrivate{{.*}}V" = linkonce_odr hidden constant |
| // CHECK-SAME: @"$s23associated_type_witness12OuterPrivate{{.*}}5InnerE0V9InnermostVMn" |
| private struct OuterPrivate { |
| struct InnerPrivate: HasSimpleAssoc { |
| struct Innermost { } |
| typealias Assoc = Innermost |
| } |
| } |
| |
| // CHECK: [[ASSOC_TYPE_NAMES:@.*]] = private constant [29 x i8] c"OneAssoc TwoAssoc ThreeAssoc\00" |
| // CHECK: @"$s23associated_type_witness18HasThreeAssocTypesMp" = |
| // CHECK-SAME: [[ASSOC_TYPE_NAMES]] to i64 |
| |
| protocol HasThreeAssocTypes { |
| associatedtype OneAssoc |
| associatedtype TwoAssoc |
| associatedtype ThreeAssoc |
| } |
| |
| // Witness table for WithUniversal : Assocked. |
| // GLOBAL-LABEL: @"$s23associated_type_witness13WithUniversalVAA8AssockedAAWP" = hidden global [4 x i8*] [ |
| // GLOBAL-SAME: @"$s23associated_type_witness13WithUniversalVAA8AssockedAAMc" |
| // GLOBAL-SAME: @"associated conformance 23associated_type_witness13WithUniversalVAA8AssockedAA5AssocAaDP_AA1P", |
| // GLOBAL-SAME: @"associated conformance 23associated_type_witness13WithUniversalVAA8AssockedAA5AssocAaDP_AA1Q" |
| // GLOBAL-SAME: i64 add (i64 ptrtoint (<{ [36 x i8], i8 }>* @"symbolic 23associated_type_witness9UniversalV" to i64), i64 1) to i8*) |
| // GLOBAL-SAME: ] |
| struct WithUniversal : Assocked { |
| typealias Assoc = Universal |
| } |
| |
| // Witness table for GenericWithUniversal : Assocked. |
| // GLOBAL-LABEL: @"$s23associated_type_witness20GenericWithUniversalVyxGAA8AssockedAAWP" = hidden global [4 x i8*] [ |
| // GLOBAL-SAME: @"$s23associated_type_witness20GenericWithUniversalVyxGAA8AssockedAAMc" |
| // GLOBAL-SAME: @"associated conformance 23associated_type_witness20GenericWithUniversalVyxGAA8AssockedAA5Assoc_AA1P" |
| // GLOBAL-SAME: @"associated conformance 23associated_type_witness20GenericWithUniversalVyxGAA8AssockedAA5Assoc_AA1Q" |
| // GLOBAL-SAME: @"symbolic 23associated_type_witness9UniversalV" |
| // GLOBAL-SAME: ] |
| struct GenericWithUniversal<T> : Assocked { |
| typealias Assoc = Universal |
| } |
| |
| // Witness table for Fulfilled : Assocked. |
| // GLOBAL-LABEL: @"$s23associated_type_witness9FulfilledVyxGAA8AssockedAAWp" = internal global [4 x i8*] [ |
| // GLOBAL-SAME: @"$s23associated_type_witness9FulfilledVyxGAA8AssockedAAMc" |
| // GLOBAL-SAME: @"associated conformance 23associated_type_witness9FulfilledVyxGAA8AssockedAA5AssocAaEP_AA1P" |
| // GLOBAL-SAME: @"associated conformance 23associated_type_witness9FulfilledVyxGAA8AssockedAA5AssocAaEP_AA1Q" |
| // GLOBAL-SAME: @"symbolic x" |
| // GLOBAL-SAME: ] |
| struct Fulfilled<T : P & Q> : Assocked { |
| typealias Assoc = T |
| } |
| |
| // Associated type witness table access function for Fulfilled.Assoc : P. |
| // CHECK-LABEL: define internal swiftcc i8** @"$s23associated_type_witness9FulfilledVyxGAA8AssockedAA5AssocAaEP_AA1PPWT"(%swift.type* %"Fulfilled<T>.Assoc", %swift.type* %"Fulfilled<T>", i8** %"Fulfilled<T>.Assocked") |
| // CHECK: [[T0:%.*]] = bitcast %swift.type* %"Fulfilled<T>" to i8*** |
| // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds i8**, i8*** [[T0]], i64 3 |
| // CHECK-NEXT: [[T2:%.*]] = load i8**, i8*** [[T1]], align 8, !invariant.load |
| // CHECK-NEXT: ret i8** [[T2]] |
| |
| // Associated type witness table access function for Fulfilled.Assoc : Q. |
| // CHECK-LABEL: define internal swiftcc i8** @"$s23associated_type_witness9FulfilledVyxGAA8AssockedAA5AssocAaEP_AA1QPWT"(%swift.type* %"Fulfilled<T>.Assoc", %swift.type* %"Fulfilled<T>", i8** %"Fulfilled<T>.Assocked") |
| // CHECK: [[T0:%.*]] = bitcast %swift.type* %"Fulfilled<T>" to i8*** |
| // CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds i8**, i8*** [[T0]], i64 4 |
| // CHECK-NEXT: [[T2:%.*]] = load i8**, i8*** [[T1]], align 8, !invariant.load |
| // CHECK-NEXT: ret i8** [[T2]] |
| |
| struct Pair<T, U> : P, Q {} |
| |
| // Generic witness table pattern for Computed : Assocked. |
| // GLOBAL-LABEL: @"$s23associated_type_witness8ComputedVyxq_GAA8AssockedAAWp" = internal global [4 x i8*] [ |
| // GLOBAL-SAME: @"$s23associated_type_witness8ComputedVyxq_GAA8AssockedAAMc" |
| // GLOBAL-SAME: @"associated conformance 23associated_type_witness8ComputedVyxq_GAA8AssockedAA5Assoc_AA1P" |
| // GLOBAL-SAME: @"associated conformance 23associated_type_witness8ComputedVyxq_GAA8AssockedAA5Assoc_AA1Q" |
| // GLOBAL-SAME: @"symbolic 23associated_type_witness4PairVyxq_G" |
| // GLOBAL-SAME: ] |
| |
| struct Computed<T, U> : Assocked { |
| typealias Assoc = Pair<T, U> |
| } |
| |
| // Instantiation function for GenericComputed : DerivedFromSimpleAssoc. |
| // CHECK-LABEL: define internal void @"$s23associated_type_witness15GenericComputedVyxGAA22DerivedFromSimpleAssocAAWI"(i8**, %swift.type* %"GenericComputed<T>", i8**) |
| // CHECK: [[T0:%.*]] = call i8** @swift_getWitnessTable({{.*}}@"$s23associated_type_witness15GenericComputedVyxGAA14HasSimpleAssocAAMc" |
| // CHECK-NEXT: [[T1:%.*]] = bitcast i8** [[T0]] to i8* |
| // CHECK-NEXT: [[T2:%.*]] = getelementptr inbounds i8*, i8** %0, i32 1 |
| // CHECK-NEXT: store i8* [[T1]], i8** [[T2]], align 8 |
| // CHECK-NEXT: ret void |
| |
| |
| struct PBox<T: P> {} |
| protocol HasSimpleAssoc { |
| associatedtype Assoc |
| } |
| protocol DerivedFromSimpleAssoc : HasSimpleAssoc {} |
| |
| // Generic witness table pattern for GenericComputed : DerivedFromSimpleAssoc. |
| // GLOBAL-LABEL: @"$s23associated_type_witness15GenericComputedVyxGAA22DerivedFromSimpleAssocAAWp" = internal constant [2 x i8*] |
| // GLOBAL-SAME: @"$s23associated_type_witness15GenericComputedVyxGAA22DerivedFromSimpleAssocAAMc" |
| // GLOBAL-SAME: i8* null |
| |
| // Relative reference to private data |
| struct GenericComputed<T: P> : DerivedFromSimpleAssoc { |
| typealias Assoc = PBox<T> |
| } |
| |
| protocol HasAssocked { |
| associatedtype Contents : Assocked |
| } |
| struct FulfilledFromAssociatedType<T : HasAssocked> : HasSimpleAssoc { |
| typealias Assoc = PBox<T.Contents.Assoc> |
| } |
| |
| struct UsesVoid : HasSimpleAssoc { |
| typealias Assoc = () |
| } |
| |
| // Protocol conformance descriptor for Computed : Assocked. |
| // GLOBAL-LABEL: @"$s23associated_type_witness8ComputedVyxq_GAA8AssockedAAMc" = hidden constant |
| // GLOBAL-SAME: i16 4, |
| // GLOBAL-SAME: i16 1, |
| |
| // No instantiator function |
| // GLOBAL-SAME: i32 0, |
| // GLOBAL-SAME: i32 trunc (i64 sub (i64 ptrtoint ([16 x i8*]* [[PRIVATE:@.*]] to i64), i64 ptrtoint |
| // GLOBAL-SAME: } |
| |
| // Protocol conformance descriptor for GenericComputed : DerivedFromSimpleAssoc. |
| // GLOBAL-LABEL: @"$s23associated_type_witness15GenericComputedVyxGAA22DerivedFromSimpleAssocAAMc" = hidden constant |
| // GLOBAL-SAME: i16 2, |
| // GLOBAL-SAME: i16 1, |
| |
| // Relative reference to instantiator function |
| // GLOBAL-SAME: i32 trunc (i64 sub (i64 ptrtoint (void (i8**, %swift.type*, i8**)* @"$s23associated_type_witness15GenericComputedVyxGAA22DerivedFromSimpleAssocAAWI" to i64), |
