| public func takes_p1<T: P1>(_: T.Type) {} |
| public protocol P1 { |
| func normal() |
| func generic<T: P3>(_: T) |
| } |
| public protocol P2 {} |
| public protocol P3 {} |
| |
| public struct IsP2: P2 {} |
| |
| public class Base<A> {} |
| extension Base: P1 where A: P2 { |
| public func normal() {} |
| public func generic<T: P3>(_: T) {} |
| } |
| |
| // witness method for Base.normal |
| |
| // CHECK-LABEL: define linkonce_odr hidden swiftcc void @"$S32conditional_conformance_subclass4BaseCyxGAA2P1A2A2P2RzlAaEP6normalyyFTW"(%T32conditional_conformance_subclass4BaseC.0** noalias nocapture swiftself dereferenceable(8), %swift.type* %Self, i8** %SelfWitnessTable) #0 { |
| // CHECK-NEXT: entry: |
| // CHECK-NEXT: [[A_P2_PTR:%.*]] = getelementptr inbounds i8*, i8** %SelfWitnessTable, i32 -1 |
| // CHECK-NEXT: [[A_P2:%.*]] = load i8*, i8** [[A_P2_PTR]], align 8 |
| // CHECK-NEXT: %"\CF\84_0_0.P2" = bitcast i8* [[A_P2]] to i8** |
| // CHECK-NEXT: [[SELF:%.]] = load %T32conditional_conformance_subclass4BaseC.0*, %T32conditional_conformance_subclass4BaseC.0** %0 |
| // CHECK-NEXT: call swiftcc void @"$S32conditional_conformance_subclass4BaseCA2A2P2RzlE6normalyyF"(i8** %"\CF\84_0_0.P2", %T32conditional_conformance_subclass4BaseC.0* swiftself [[SELF]]) |
| // CHECK-NEXT: ret void |
| // CHECK-NEXT: } |
| |
| // witness method for Base.generic |
| |
| // CHECK-LABEL: define linkonce_odr hidden swiftcc void @"$S32conditional_conformance_subclass4BaseCyxGAA2P1A2A2P2RzlAaEP7genericyyqd__AA2P3Rd__lFTW"(%swift.opaque* noalias nocapture, %swift.type* %"\CF\84_1_0", i8** %"\CF\84_1_0.P3", %T32conditional_conformance_subclass4BaseC.1** noalias nocapture swiftself dereferenceable(8), %swift.type* %Self, i8** %SelfWitnessTable) #0 { |
| // CHECK-NEXT: entry: |
| // CHECK-NEXT: [[A_P2_PTR:%.*]] = getelementptr inbounds i8*, i8** %SelfWitnessTable, i32 -1 |
| // CHECK-NEXT: [[A_P2:%.*]] = load i8*, i8** [[A_P2_PTR]], align 8 |
| // CHECK-NEXT: %"\CF\84_0_0.P2" = bitcast i8* [[A_P2]] to i8** |
| // CHECK-NEXT: [[SELF:%.]] = load %T32conditional_conformance_subclass4BaseC.1*, %T32conditional_conformance_subclass4BaseC.1** %1, align 8 |
| // CHECK-NEXT: call swiftcc void @"$S32conditional_conformance_subclass4BaseCA2A2P2RzlE7genericyyqd__AA2P3Rd__lF"(%swift.opaque* noalias nocapture %0, %swift.type* %"\CF\84_1_0", i8** %"\CF\84_0_0.P2", i8** %"\CF\84_1_0.P3", %T32conditional_conformance_subclass4BaseC.1* swiftself [[SELF]]) |
| // CHECK-NEXT: ret void |
| // CHECK-NEXT: } |
| |
| |
| public class SubclassGeneric<T>: Base<T> {} |
| public class SubclassConcrete: Base<IsP2> {} |
| public class SubclassGenericConcrete: SubclassGeneric<IsP2> {} |
| |
| public func subclassgeneric_generic<T: P2>(_: T.Type) { |
| takes_p1(SubclassGeneric<T>.self) |
| } |
| |
| // CHECK-LABEL: define{{( protected)?}} swiftcc void @"$S32conditional_conformance_subclass23subclassgeneric_genericyyxmAA2P2RzlF"(%swift.type*, %swift.type* %T, i8** %T.P2) #0 { |
| // CHECK-NEXT: entry: |
| // CHECK-NEXT: %conditional.requirement.buffer = alloca [1 x i8**], align 8 |
| // CHECK-NEXT: [[SubclassGeneric_TYPE:%.*]] = call %swift.type* @"$S32conditional_conformance_subclass15SubclassGenericCMa"(%swift.type* %T) |
| // CHECK-NEXT: [[CONDITIONAL_REQUIREMENTS:%.*]] = getelementptr inbounds [1 x i8**], [1 x i8**]* %conditional.requirement.buffer, i32 0, i32 0 |
| // CHECK-NEXT: [[T_P2_PTR:%.*]] = getelementptr inbounds i8**, i8*** [[CONDITIONAL_REQUIREMENTS]], i32 0 |
| // CHECK-NEXT: store i8** %T.P2, i8*** [[T_P2_PTR]], align 8 |
| // CHECK-NEXT: [[Base_P1:%.*]] = call i8** @"$S32conditional_conformance_subclass4BaseCyxGAA2P1A2A2P2RzlWa"(%swift.type* [[SubclassGeneric_TYPE]], i8*** [[CONDITIONAL_REQUIREMENTS]], i64 1) |
| // CHECK-NEXT: call swiftcc void @"$S32conditional_conformance_subclass8takes_p1yyxmAA2P1RzlF"(%swift.type* [[SubclassGeneric_TYPE]], %swift.type* [[SubclassGeneric_TYPE]], i8** [[Base_P1]]) |
| // CHECK-NEXT: ret void |
| // CHECK-NEXT: } |
| |
| // witness table accessor for Base : P1 |
| |
| // CHECK-LABEL: define{{( protected)?}} i8** @"$S32conditional_conformance_subclass4BaseCyxGAA2P1A2A2P2RzlWa"(%swift.type*, i8***, i64) #0 { |
| // CHECK-NEXT: entry: |
| // CHECK-NEXT: %conditional.tables = alloca %swift.witness_table_slice, align 8 |
| // CHECK-NEXT: [[TABLES_PTR:%.*]] = getelementptr inbounds %swift.witness_table_slice, %swift.witness_table_slice* %conditional.tables, i32 0, i32 0 |
| // CHECK-NEXT: store i8*** %1, i8**** [[TABLES_PTR]], align 8 |
| // CHECK-NEXT: [[COUNT_PTR:%.*]] = getelementptr inbounds %swift.witness_table_slice, %swift.witness_table_slice* %conditional.tables, i32 0, i32 1 |
| // CHECK-NEXT: store i64 %2, i64* [[COUNT_PTR]], align 8 |
| // CHECK-NEXT: [[CAST_CONDITIONAL_TABLES:%.*]] = bitcast %swift.witness_table_slice* %conditional.tables to i8** |
| // CHECK-NEXT: [[TABLE:%.*]] = call i8** @swift_getGenericWitnessTable(%swift.generic_witness_table_cache* @"$S32conditional_conformance_subclass4BaseCyxGAA2P1A2A2P2RzlWG", %swift.type* %0, i8** [[CAST_CONDITIONAL_TABLES]]) |
| // CHECK-NEXT: ret i8** [[TABLE]] |
| // CHECK-NEXT: } |
| |
| public func subclassgeneric_concrete() { |
| takes_p1(SubclassGeneric<IsP2>.self) |
| } |
| |
| // CHECK-LABEL: define{{( protected)?}} swiftcc void @"$S32conditional_conformance_subclass24subclassgeneric_concreteyyF"() #0 { |
| // CHECK-NEXT: entry: |
| // CHECK-NEXT: [[SubclassGeneric_TYPE:%.*]] = call %swift.type* @"$S32conditional_conformance_subclass15SubclassGenericCyAA4IsP2VGMa"() |
| // CHECK-NEXT: [[Base_P1:%.*]] = call i8** @"$S32conditional_conformance_subclass15SubclassGenericCyAA4IsP2VGAA4BaseCyxGAA2P1A2A0G0RzlWl"() |
| // CHECK-NEXT: call swiftcc void @"$S32conditional_conformance_subclass8takes_p1yyxmAA2P1RzlF"(%swift.type* [[SubclassGeneric_TYPE]], %swift.type* [[SubclassGeneric_TYPE]], i8** [[Base_P1]]) |
| // CHECK-NEXT: ret void |
| // CHECK-NEXT: } |
| |
| // Lazy witness table accessor for the concrete SubclassGeneric<IsP2> : Base. |
| |
| // CHECK-LABEL: define linkonce_odr hidden i8** @"$S32conditional_conformance_subclass15SubclassGenericCyAA4IsP2VGAA4BaseCyxGAA2P1A2A0G0RzlWl"() #2 { |
| // CHECK-NEXT: entry: |
| // CHECK-NEXT: %conditional.requirement.buffer = alloca [1 x i8**], align 8 |
| // CHECK-NEXT: [[CACHE:%.*]] = load i8**, i8*** @"$S32conditional_conformance_subclass15SubclassGenericCyAA4IsP2VGAA4BaseCyxGAA2P1A2A0G0RzlWL", align 8 |
| // CHECK-NEXT: [[IS_NULL:%.*]] = icmp eq i8** [[CACHE]], null |
| // CHECK-NEXT: br i1 [[IS_NULL]], label %cacheIsNull, label %cont |
| |
| // CHECK: cacheIsNull: |
| // CHECK-NEXT: [[SubclassGeneric_TYPE:%.*]] = call %swift.type* @"$S32conditional_conformance_subclass15SubclassGenericCyAA4IsP2VGMa"() |
| // CHECK-NEXT: [[CONDITIONAL_REQUIREMENTS:%.*]] = getelementptr inbounds [1 x i8**], [1 x i8**]* %conditional.requirement.buffer, i32 0, i32 0 |
| // CHECK-NEXT: [[A_P2_PTR:%.*]] = getelementptr inbounds i8**, i8*** [[CONDITIONAL_REQUIREMENTS]], i32 0 |
| // CHECK-NEXT: store i8** getelementptr inbounds ([1 x i8*], [1 x i8*]* @"$S32conditional_conformance_subclass4IsP2VAA0E0AAWP", i32 0, i32 0), i8*** [[A_P2_PTR]], align 8 |
| // CHECK-NEXT: [[Base_P1:%.*]] = call i8** @"$S32conditional_conformance_subclass4BaseCyxGAA2P1A2A2P2RzlWa"(%swift.type* [[SubclassGeneric_TYPE]], i8*** [[CONDITIONAL_REQUIREMENTS]], i64 1) |
| // CHECK-NEXT: store atomic i8** [[Base_P1]], i8*** @"$S32conditional_conformance_subclass15SubclassGenericCyAA4IsP2VGAA4BaseCyxGAA2P1A2A0G0RzlWL" release, align 8 |
| // CHECK-NEXT: br label %cont |
| |
| // CHECK: cont: |
| // CHECK-NEXT: %6 = phi i8** [ [[CACHE]], %entry ], [ [[Base_P1]], %cacheIsNull ] |
| // CHECK-NEXT: ret i8** %6 |
| // CHECK-NEXT: } |
| |
| public func subclassconcrete() { |
| takes_p1(SubclassConcrete.self) |
| } |
| |
| // CHECK-LABEL: define{{( protected)?}} swiftcc void @"$S32conditional_conformance_subclass16subclassconcreteyyF"() #0 { |
| // CHECK-NEXT: entry: |
| // CHECK-NEXT: [[SubclassConcrete_TYPE:%.*]] = call %swift.type* @"$S32conditional_conformance_subclass16SubclassConcreteCMa"() |
| // CHECK-NEXT: [[SubclassConcrete_P1:%.*]] = call i8** @"$S32conditional_conformance_subclass16SubclassConcreteCAA4BaseCyxGAA2P1A2A2P2RzlWl"() |
| // CHECK-NEXT: call swiftcc void @"$S32conditional_conformance_subclass8takes_p1yyxmAA2P1RzlF"(%swift.type* [[SubclassConcrete_TYPE]], %swift.type* [[SubclassConcrete_TYPE]], i8** [[SubclassConcrete_P1]]) |
| // CHECK-NEXT: ret void |
| // CHECK-NEXT: } |
| |
| // CHECK-LABEL: define linkonce_odr hidden i8** @"$S32conditional_conformance_subclass16SubclassConcreteCAA4BaseCyxGAA2P1A2A2P2RzlWl"() #2 { |
| // CHECK-NEXT: entry: |
| // CHECK-NEXT: %conditional.requirement.buffer = alloca [1 x i8**], align 8 |
| // CHECK-NEXT: [[CACHE:%.*]] = load i8**, i8*** @"$S32conditional_conformance_subclass16SubclassConcreteCAA4BaseCyxGAA2P1A2A2P2RzlWL", align 8 |
| // CHECK-NEXT: [[IS_NULL:%.*]] = icmp eq i8** [[CACHE]], null |
| // CHECK-NEXT: br i1 [[IS_NULL]], label %cacheIsNull, label %cont |
| |
| // CHECK: cacheIsNull: |
| // CHECK-NEXT: [[SubclassConcrete_TYPE:%.*]] = call %swift.type* @"$S32conditional_conformance_subclass16SubclassConcreteCMa"() |
| // CHECK-NEXT: [[CONDITIONAL_REQUIREMENTS:%.*]] = getelementptr inbounds [1 x i8**], [1 x i8**]* %conditional.requirement.buffer, i32 0, i32 0 |
| // CHECK-NEXT: [[A_P2_PTR:%.*]] = getelementptr inbounds i8**, i8*** [[CONDITIONAL_REQUIREMENTS]], i32 0 |
| // CHECK-NEXT: store i8** getelementptr inbounds ([1 x i8*], [1 x i8*]* @"$S32conditional_conformance_subclass4IsP2VAA0E0AAWP", i32 0, i32 0), i8*** [[A_P2_PTR]], align 8 |
| // CHECK-NEXT: [[Base_P1:%.*]] = call i8** @"$S32conditional_conformance_subclass4BaseCyxGAA2P1A2A2P2RzlWa"(%swift.type* [[SubclassGeneric_TYPE]], i8*** [[CONDITIONAL_REQUIREMENTS]], i64 1) |
| // CHECK-NEXT: store atomic i8** [[Base_P1]], i8*** @"$S32conditional_conformance_subclass16SubclassConcreteCAA4BaseCyxGAA2P1A2A2P2RzlWL" release, align 8 |
| // CHECK-NEXT: br label %cont |
| |
| // CHECK: cont: |
| // CHECK-NEXT: %6 = phi i8** [ [[CACHE]], %entry ], [ [[Base_P1]], %cacheIsNull ] |
| // CHECK-NEXT: ret i8** %6 |
| // CHECK-NEXT: } |
| |
| public func subclassgenericconcrete() { |
| takes_p1(SubclassGenericConcrete.self) |
| } |
| |
| // CHECK-LABEL: define{{( protected)?}} swiftcc void @"$S32conditional_conformance_subclass23subclassgenericconcreteyyF"() #0 { |
| // CHECK-NEXT: entry: |
| // CHECK-NEXT: [[SubclassGenericConcrete_TYPE:%.*]] = call %swift.type* @"$S32conditional_conformance_subclass23SubclassGenericConcreteCMa"() |
| // CHECK-NEXT: [[SubclassGenericConcrete_P1:%.*]] = call i8** @"$S32conditional_conformance_subclass23SubclassGenericConcreteCAA4BaseCyxGAA2P1A2A2P2RzlWl"() |
| // CHECK-NEXT: call swiftcc void @"$S32conditional_conformance_subclass8takes_p1yyxmAA2P1RzlF"(%swift.type* [[SubclassGenericConcrete_TYPE]], %swift.type* [[SubclassGenericConcrete_TYPE]], i8** [[SubclassGenericConcrete_P1]]) |
| // CHECK-NEXT: ret void |
| // CHECK-NEXT: } |
| |
| // CHECK-LABEL: define linkonce_odr hidden i8** @"$S32conditional_conformance_subclass23SubclassGenericConcreteCAA4BaseCyxGAA2P1A2A2P2RzlWl"() #2 { |
| // CHECK-NEXT: entry: |
| // CHECK-NEXT: %conditional.requirement.buffer = alloca [1 x i8**], align 8 |
| // CHECK-NEXT: [[CACHE:%.*]] = load i8**, i8*** @"$S32conditional_conformance_subclass23SubclassGenericConcreteCAA4BaseCyxGAA2P1A2A2P2RzlWL", align 8 |
| // CHECK-NEXT: [[IS_NULL:%.*]] = icmp eq i8** [[CACHE]], null |
| // CHECK-NEXT: br i1 [[IS_NULL]], label %cacheIsNull, label %cont |
| |
| // CHECK: cacheIsNull: |
| // CHECK-NEXT: [[SubclassGenericConcrete_TYPE:%.*]] = call %swift.type* @"$S32conditional_conformance_subclass23SubclassGenericConcreteCMa"() |
| // CHECK-NEXT: [[CONDITIONAL_REQUIREMENTS:%.*]] = getelementptr inbounds [1 x i8**], [1 x i8**]* %conditional.requirement.buffer, i32 0, i32 0 |
| // CHECK-NEXT: [[A_P2_PTR:%.*]] = getelementptr inbounds i8**, i8*** [[CONDITIONAL_REQUIREMENTS]], i32 0 |
| // CHECK-NEXT: store i8** getelementptr inbounds ([1 x i8*], [1 x i8*]* @"$S32conditional_conformance_subclass4IsP2VAA0E0AAWP", i32 0, i32 0), i8*** [[A_P2_PTR]], align 8 |
| // CHECK-NEXT: [[Base_P1:%.*]] = call i8** @"$S32conditional_conformance_subclass4BaseCyxGAA2P1A2A2P2RzlWa"(%swift.type* [[SubclassGeneric_TYPE]], i8*** [[CONDITIONAL_REQUIREMENTS]], i64 1) |
| // CHECK-NEXT: store atomic i8** [[Base_P1]], i8*** @"$S32conditional_conformance_subclass23SubclassGenericConcreteCAA4BaseCyxGAA2P1A2A2P2RzlWL" release, align 8 |
| // CHECK-NEXT: br label %cont |
| |
| // CHECK: cont: |
| // CHECK-NEXT: %6 = phi i8** [ [[CACHE]], %entry ], [ [[Base_P1]], %cacheIsNull ] |
| // CHECK-NEXT: ret i8** %6 |
| // CHECK-NEXT: } |
| |
| |
| // witness tabel instantiation function for Base : P1 |
| |
| // CHECK-LABEL: define internal void @"$S32conditional_conformance_subclass4BaseCyxGAA2P1A2A2P2RzlWI"(i8**, %swift.type*, i8**) #0 { |
| // CHECK-NEXT: entry: |
| // CHECK-NEXT: [[CONDITIONAL_TABLE_SLICE:%.*]] = bitcast i8** %2 to %swift.witness_table_slice* |
| // CHECK-NEXT: [[TABLES_PTR:%.*]] = getelementptr inbounds %swift.witness_table_slice, %swift.witness_table_slice* [[CONDITIONAL_TABLE_SLICE]], i32 0, i32 0 |
| // CHECK-NEXT: [[TABLES:%.*]] = load i8***, i8**** [[TABLES_PTR]], align 8 |
| // CHECK-NEXT: [[COUNT_PTR:%.*]] = getelementptr inbounds %swift.witness_table_slice, %swift.witness_table_slice* [[CONDITIONAL_TABLE_SLICE]], i32 0, i32 1 |
| // CHECK-NEXT: [[COUNT:%.*]] = load i64, i64* [[COUNT_PTR]], align 8 |
| // CHECK-NEXT: [[COND:%.*]] = icmp eq i64 [[COUNT]], 1 |
| // CHECK-NEXT: br i1 [[COND]], label %cont, label %bad_witness_table_count |
| |
| // CHECK: cont: |
| // CHECK-NEXT: [[A_P2_SRC:%.*]] = getelementptr inbounds i8**, i8*** [[TABLES]], i32 0 |
| // CHECK-NEXT: [[A_P2_DEST:%.*]] = getelementptr inbounds i8*, i8** %0, i32 -1 |
| // CHECK-NEXT: [[A_P2:%.*]] = load i8**, i8*** [[A_P2_SRC]], align 8 |
| // CHECK-NEXT: [[CAST_A_P2_DEST:%.*]] = bitcast i8** [[A_P2_DEST]] to i8*** |
| // CHECK-NEXT: store i8** [[A_P2]], i8*** [[CAST_A_P2_DEST]], align 8 |
| // CHECK-NEXT: ret void |
| |
| // CHECK: bad_witness_table_count: |
| // CHECK-NEXT: call void @llvm.trap() |
| // CHECK-NEXT: unreachable |
| // CHECK-NEXT: } |
| |
| |
