| // REQUIRES: plus_zero_runtime |
| // RUN: %empty-directory(%t) |
| // RUN: %target-swift-frontend -emit-module -enable-resilience -emit-module-path=%t/resilient_struct.swiftmodule -module-name=resilient_struct %S/../Inputs/resilient_struct.swift |
| // RUN: %target-swift-frontend -emit-module -enable-resilience -emit-module-path=%t/resilient_enum.swiftmodule -module-name=resilient_enum -I %t %S/../Inputs/resilient_enum.swift |
| // RUN: %target-swift-frontend -I %t -emit-ir -enable-resilience %s | %FileCheck %s |
| // RUN: %target-swift-frontend -I %t -emit-ir -enable-resilience -O %s |
| |
| import resilient_struct |
| import resilient_enum |
| |
| // CHECK: %TSi = type <{ [[INT:i32|i64]] }> |
| |
| // CHECK-LABEL: @"$S17struct_resilience26StructWithResilientStorageVMf" = internal global |
| |
| // Resilient structs from outside our resilience domain are manipulated via |
| // value witnesses |
| |
| // CHECK-LABEL: define{{( protected)?}} swiftcc void @"$S17struct_resilience26functionWithResilientTypes_1f010resilient_A04SizeVAF_A2FXEtF"(%swift.opaque* noalias nocapture sret, %swift.opaque* noalias nocapture, i8*, %swift.opaque*) |
| |
| public func functionWithResilientTypes(_ s: Size, f: (Size) -> Size) -> Size { |
| // CHECK: entry: |
| // CHECK-NEXT: [[FN:%.*]] = bitcast i8* %2 to void (%swift.opaque*, %swift.opaque*, %swift.refcounted*)* |
| // CHECK-NEXT: [[SELF:%.*]] = bitcast %swift.opaque* %3 to %swift.refcounted* |
| // CHECK-NEXT: call swiftcc void [[FN]](%swift.opaque* noalias nocapture sret %0, %swift.opaque* noalias nocapture %1, %swift.refcounted* swiftself [[SELF]]) |
| // CHECK-NEXT: ret void |
| |
| return f(s) |
| } |
| |
| // Rectangle has fixed layout inside its resilience domain, and dynamic |
| // layout on the outside. |
| // |
| // Make sure we use a type metadata accessor function, and load indirect |
| // field offsets from it. |
| |
| // CHECK-LABEL: define{{( protected)?}} swiftcc void @"$S17struct_resilience26functionWithResilientTypesyy010resilient_A09RectangleVF"(%T16resilient_struct9RectangleV* noalias nocapture) |
| public func functionWithResilientTypes(_ r: Rectangle) { |
| |
| // CHECK: [[METADATA:%.*]] = call %swift.type* @"$S16resilient_struct9RectangleVMa"() |
| // CHECK-NEXT: [[METADATA_ADDR:%.*]] = bitcast %swift.type* [[METADATA]] to [[INT]]* |
| // CHECK-NEXT: [[FIELD_OFFSET_VECTOR:%.*]] = getelementptr inbounds [[INT]], [[INT]]* [[METADATA_ADDR]], [[INT]] 2 |
| // CHECK-NEXT: [[FIELD_OFFSET_PTR:%.*]] = getelementptr inbounds [[INT]], [[INT]]* [[FIELD_OFFSET_VECTOR]], i32 2 |
| // CHECK-NEXT: [[FIELD_OFFSET:%.*]] = load [[INT]], [[INT]]* [[FIELD_OFFSET_PTR]] |
| // CHECK-NEXT: [[STRUCT_ADDR:%.*]] = bitcast %T16resilient_struct9RectangleV* %0 to i8* |
| // CHECK-NEXT: [[FIELD_ADDR:%.*]] = getelementptr inbounds i8, i8* [[STRUCT_ADDR]], [[INT]] [[FIELD_OFFSET]] |
| // CHECK-NEXT: [[FIELD_PTR:%.*]] = bitcast i8* [[FIELD_ADDR]] to %TSi* |
| // CHECK-NEXT: [[FIELD_PAYLOAD_PTR:%.*]] = getelementptr inbounds %TSi, %TSi* [[FIELD_PTR]], i32 0, i32 0 |
| // CHECK-NEXT: [[FIELD_PAYLOAD:%.*]] = load [[INT]], [[INT]]* [[FIELD_PAYLOAD_PTR]] |
| |
| _ = r.color |
| |
| // CHECK-NEXT: ret void |
| |
| } |
| |
| // Resilient structs from inside our resilience domain are manipulated |
| // directly. |
| |
| public struct MySize { |
| public let w: Int |
| public let h: Int |
| } |
| |
| // CHECK-LABEL: define{{( protected)?}} swiftcc void @"$S17struct_resilience28functionWithMyResilientTypes_1fAA0E4SizeVAE_A2EXEtF"(%T17struct_resilience6MySizeV* {{.*}}, %T17struct_resilience6MySizeV* {{.*}}, i8*, %swift.opaque*) |
| public func functionWithMyResilientTypes(_ s: MySize, f: (MySize) -> MySize) -> MySize { |
| // CHECK: entry: |
| // CHECK-NEXT: [[FN:%.*]] = bitcast i8* %2 |
| // CHECK-NEXT: [[SELF:%.*]] = bitcast %swift.opaque* %3 |
| // CHECK-NEXT: call swiftcc void [[FN]](%T17struct_resilience6MySizeV* {{.*}} %0, {{.*}} %1, %swift.refcounted* swiftself [[SELF]]) |
| // CHECK-NEXT: ret void |
| return f(s) |
| } |
| |
| // CHECK-LABEL: declare %swift.type* @"$S16resilient_struct4SizeVMa"() |
| |
| // Structs with resilient storage from a different resilience domain require |
| // runtime metadata instantiation, just like generics. |
| |
| public struct StructWithResilientStorage { |
| public let s: Size |
| public let ss: (Size, Size) |
| public let n: Int |
| public let i: ResilientInt |
| } |
| |
| // Make sure we call a function to access metadata of structs with |
| // resilient layout, and go through the field offset vector in the |
| // metadata when accessing stored properties. |
| |
| // CHECK-LABEL: define{{( protected)?}} swiftcc {{i32|i64}} @"$S17struct_resilience26StructWithResilientStorageV1nSivg"(%T17struct_resilience26StructWithResilientStorageV* {{.*}}) |
| // CHECK: [[METADATA:%.*]] = call %swift.type* @"$S17struct_resilience26StructWithResilientStorageVMa"() |
| // CHECK-NEXT: [[METADATA_ADDR:%.*]] = bitcast %swift.type* [[METADATA]] to [[INT]]* |
| // CHECK-NEXT: [[FIELD_OFFSET_VECTOR:%.*]] = getelementptr inbounds [[INT]], [[INT]]* [[METADATA_ADDR]], [[INT]] 2 |
| // CHECK-NEXT: [[FIELD_OFFSET_PTR:%.*]] = getelementptr inbounds [[INT]], [[INT]]* [[FIELD_OFFSET_VECTOR]], i32 2 |
| // CHECK-NEXT: [[FIELD_OFFSET:%.*]] = load [[INT]], [[INT]]* [[FIELD_OFFSET_PTR]] |
| // CHECK-NEXT: [[STRUCT_ADDR:%.*]] = bitcast %T17struct_resilience26StructWithResilientStorageV* %0 to i8* |
| // CHECK-NEXT: [[FIELD_ADDR:%.*]] = getelementptr inbounds i8, i8* [[STRUCT_ADDR]], [[INT]] [[FIELD_OFFSET]] |
| // CHECK-NEXT: [[FIELD_PTR:%.*]] = bitcast i8* [[FIELD_ADDR]] to %TSi* |
| // CHECK-NEXT: [[FIELD_PAYLOAD_PTR:%.*]] = getelementptr inbounds %TSi, %TSi* [[FIELD_PTR]], i32 0, i32 0 |
| // CHECK-NEXT: [[FIELD_PAYLOAD:%.*]] = load [[INT]], [[INT]]* [[FIELD_PAYLOAD_PTR]] |
| // CHECK-NEXT: ret [[INT]] [[FIELD_PAYLOAD]] |
| |
| |
| // Indirect enums with resilient payloads are still fixed-size. |
| |
| public struct StructWithIndirectResilientEnum { |
| public let s: FunnyShape |
| public let n: Int |
| } |
| |
| |
| // CHECK-LABEL: define{{( protected)?}} swiftcc {{i32|i64}} @"$S17struct_resilience31StructWithIndirectResilientEnumV1nSivg"(%T17struct_resilience31StructWithIndirectResilientEnumV* {{.*}}) |
| // CHECK: [[FIELD_PTR:%.*]] = getelementptr inbounds %T17struct_resilience31StructWithIndirectResilientEnumV, %T17struct_resilience31StructWithIndirectResilientEnumV* %0, i32 0, i32 1 |
| // CHECK-NEXT: [[FIELD_PAYLOAD_PTR:%.*]] = getelementptr inbounds %TSi, %TSi* [[FIELD_PTR]], i32 0, i32 0 |
| // CHECK-NEXT: [[FIELD_PAYLOAD:%.*]] = load [[INT]], [[INT]]* [[FIELD_PAYLOAD_PTR]] |
| // CHECK-NEXT: ret [[INT]] [[FIELD_PAYLOAD]] |
| |
| |
| // Partial application of methods on resilient value types |
| |
| public struct ResilientStructWithMethod { |
| public func method() {} |
| } |
| |
| // Corner case -- type is address-only in SIL, but empty in IRGen |
| |
| // CHECK-LABEL: define{{( protected)?}} swiftcc void @"$S17struct_resilience29partialApplyOfResilientMethod1ryAA0f10StructWithG0V_tF"(%T17struct_resilience25ResilientStructWithMethodV* noalias nocapture) |
| public func partialApplyOfResilientMethod(r: ResilientStructWithMethod) { |
| _ = r.method |
| } |
| |
| // Type is address-only in SIL, and resilient in IRGen |
| |
| // CHECK-LABEL: define{{( protected)?}} swiftcc void @"$S17struct_resilience29partialApplyOfResilientMethod1sy010resilient_A04SizeV_tF"(%swift.opaque* noalias nocapture) |
| public func partialApplyOfResilientMethod(s: Size) { |
| _ = s.method |
| } |
| |
| // Public metadata accessor for our resilient struct |
| |
| // CHECK-LABEL: define{{( protected)?}} %swift.type* @"$S17struct_resilience6MySizeVMa"() |
| // CHECK: ret %swift.type* bitcast ([[INT]]* getelementptr inbounds {{.*}} @"$S17struct_resilience6MySizeVMf", i32 0, i32 1) to %swift.type*) |
| |
| |
| // CHECK-LABEL: define{{( protected)?}} private void @initialize_metadata_StructWithResilientStorage(i8*) |
| // CHECK: [[FIELDS:%.*]] = alloca [4 x i8**] |
| |
| // CHECK: [[FIELDS_ADDR:%.*]] = getelementptr inbounds [4 x i8**], [4 x i8**]* [[FIELDS]], i32 0, i32 0 |
| |
| // public let s: Size |
| |
| // CHECK: [[FIELD_1:%.*]] = getelementptr inbounds i8**, i8*** [[FIELDS_ADDR]], i32 0 |
| // CHECK: store i8** [[SIZE_AND_ALIGNMENT:%.*]], i8*** [[FIELD_1]] |
| |
| // public let ss: (Size, Size) |
| |
| // CHECK: [[FIELD_2:%.*]] = getelementptr inbounds i8**, i8*** [[FIELDS_ADDR]], i32 1 |
| // CHECK: store i8** [[SIZE_AND_ALIGNMENT:%.*]], i8*** [[FIELD_2]] |
| |
| // Fixed-layout aggregate -- we can reference a static value witness table |
| // public let n: Int |
| |
| // CHECK: [[FIELD_3:%.*]] = getelementptr inbounds i8**, i8*** [[FIELDS_ADDR]], i32 2 |
| // CHECK: store i8** getelementptr inbounds (i8*, i8** @"$SBi{{32|64}}_WV", i32 {{.*}}), i8*** [[FIELD_3]] |
| |
| // Resilient aggregate with one field -- make sure we don't look inside it |
| // public let i: ResilientInt |
| // CHECK: [[FIELD_4:%.*]] = getelementptr inbounds i8**, i8*** [[FIELDS_ADDR]], i32 3 |
| // CHECK: store i8** [[SIZE_AND_ALIGNMENT:%.*]], i8*** [[FIELD_4]] |
| |
| // CHECK: call void @swift_initStructMetadata(%swift.type* {{.*}}, [[INT]] 256, [[INT]] 4, i8*** [[FIELDS_ADDR]], [[INT]]* {{.*}}) |
| // CHECK: store atomic %swift.type* {{.*}} @"$S17struct_resilience26StructWithResilientStorageVMf{{.*}}, %swift.type** @"$S17struct_resilience26StructWithResilientStorageVML" release, |
| // CHECK: ret void |
