| // RUN: %target-swift-frontend -module-name test -emit-ir -verify -primary-file %s %S/Inputs/require-layout-generic-class.swift | %FileCheck --check-prefix=FILE1 %s |
| // RUN: %target-swift-frontend -module-name test -emit-ir -verify %s -primary-file %S/Inputs/require-layout-generic-class.swift | %FileCheck --check-prefix=FILE2 %s |
| |
| // REQUIRES: CPU=x86_64 |
| |
| // The offset of the typemetadata in the class typemetadata must match. |
| |
| // FILE1-LABEL: define{{.*}} swiftcc void @"$S4test11requestTypeyyAA3SubCyxGlF"(%T4test3SubC*) |
| // FILE1: [[T1:%.*]] = bitcast %T4test3SubC* %0 to %swift.type** |
| // FILE1: [[TYPEMETADATA:%.*]] = load %swift.type*, %swift.type** [[T1]] |
| // FILE1: [[T2:%.*]] = bitcast %swift.type* [[TYPEMETADATA]] to %swift.type** |
| // This offset must match the offset below. |
| // FILE1: [[T_PTR:%.*]] = getelementptr inbounds %swift.type*, %swift.type** [[T2]], i64 16 |
| // FILE1: [[T:%.*]] = load %swift.type*, %swift.type** [[T_PTR]] |
| public func requestType<T>(_ c: Sub<T>) { |
| print(T.self) |
| } |
| |
| // FILE2-LABEL: define private %swift.type* @create_generic_metadata_Sub(%swift.type_pattern*, i8**) |
| // FILE2: [[T_ADDR:%.*]] = bitcast i8** %1 to %swift.type** |
| // FILE2: [[T:%.*]] = load %swift.type*, %swift.type** %2 |
| // FILE2: [[CLASSMETADATA:%.*]] = call %swift.type* @swift_allocateGenericClassMetadata |
| // FILE2: [[ADDR:%.*]] = bitcast %swift.type* [[CLASSMETADATA]] to i8** |
| // This offset must match the offset above. |
| // FILE2: [[T_IN_CLASSMETADATA:%.*]] = getelementptr inbounds i8*, i8** [[ADDR]], i64 16 |
| // FILE2: [[T2:%.*]] = bitcast %swift.type* [[T]] to i8* |
| // FILE2: store i8* [[T2]], i8** [[T_IN_CLASSMETADATA]] |