| // RUN: %empty-directory(%t) |
| // RUN: %target-swift-frontend -assume-parsing-unqualified-ownership-sil -emit-module -o %t %S/sil_witness_tables_external_conformance.swift |
| // RUN: %target-swift-frontend -assume-parsing-unqualified-ownership-sil -I %t -primary-file %s -emit-ir | %FileCheck %s |
| |
| // REQUIRES: CPU=x86_64 |
| |
| import sil_witness_tables_external_conformance |
| |
| // FIXME: This should be a SIL test, but we can't parse sil_witness_tables |
| // yet. |
| |
| protocol A {} |
| |
| protocol P { |
| associatedtype Assoc: A |
| |
| static func staticMethod() |
| func instanceMethod() |
| } |
| |
| protocol Q : P { |
| func qMethod() |
| } |
| |
| protocol QQ { |
| func qMethod() |
| } |
| |
| struct AssocConformer: A {} |
| |
| struct Conformer: Q, QQ { |
| typealias Assoc = AssocConformer |
| |
| static func staticMethod() {} |
| func instanceMethod() {} |
| func qMethod() {} |
| } |
| |
| // CHECK: [[EXTERNAL_CONFORMER_EXTERNAL_P_WITNESS_TABLE:@_T039sil_witness_tables_external_conformance17ExternalConformerVAA0F1PAAWP]] = external global i8*, align 8 |
| // CHECK: [[CONFORMER_Q_WITNESS_TABLE:@_T018sil_witness_tables9ConformerVAA1QAAWP]] = hidden constant [2 x i8*] [ |
| // CHECK: i8* bitcast ([4 x i8*]* [[CONFORMER_P_WITNESS_TABLE:@_T018sil_witness_tables9ConformerVAA1PAAWP]] to i8*), |
| // CHECK: i8* bitcast (void (%T18sil_witness_tables9ConformerV*, %swift.type*, i8**)* @_T018sil_witness_tables9ConformerVAA1QA2aDP7qMethod{{[_0-9a-zA-Z]*}}FTW to i8*) |
| // CHECK: ] |
| // CHECK: [[CONFORMER_P_WITNESS_TABLE]] = hidden constant [4 x i8*] [ |
| // CHECK: i8* bitcast (%swift.type* ()* @_T018sil_witness_tables14AssocConformerVMa to i8*), |
| // CHECK: i8* bitcast (i8** ()* @_T018sil_witness_tables14AssocConformerVAA1AAAWa to i8*) |
| // CHECK: i8* bitcast (void (%swift.type*, %swift.type*, i8**)* @_T018sil_witness_tables9ConformerVAA1PA2aDP12staticMethod{{[_0-9a-zA-Z]*}}FZTW to i8*), |
| // CHECK: i8* bitcast (void (%T18sil_witness_tables9ConformerV*, %swift.type*, i8**)* @_T018sil_witness_tables9ConformerVAA1PA2aDP14instanceMethod{{[_0-9a-zA-Z]*}}FTW to i8*) |
| // CHECK: ] |
| // CHECK: [[CONFORMER2_P_WITNESS_TABLE:@_T018sil_witness_tables10Conformer2VAA1PAAWP]] = hidden constant [4 x i8*] |
| |
| struct Conformer2: Q { |
| typealias Assoc = AssocConformer |
| |
| static func staticMethod() {} |
| func instanceMethod() {} |
| func qMethod() {} |
| } |
| |
| // CHECK-LABEL: define hidden swiftcc void @_T018sil_witness_tables7erasureAA2QQ_pAA9ConformerV1c_tF(%T18sil_witness_tables2QQP* noalias nocapture sret) |
| // CHECK: [[WITNESS_TABLE_ADDR:%.*]] = getelementptr inbounds %T18sil_witness_tables2QQP, %T18sil_witness_tables2QQP* %0, i32 0, i32 2 |
| // CHECK-NEXT: store i8** getelementptr inbounds ([1 x i8*], [1 x i8*]* [[CONFORMER_QQ_WITNESS_TABLE:@_T0.*WP]], i32 0, i32 0), i8*** [[WITNESS_TABLE_ADDR]], align 8 |
| func erasure(c c: Conformer) -> QQ { |
| return c |
| } |
| |
| // CHECK-LABEL: define hidden swiftcc void @_T018sil_witness_tables15externalErasure0a1_b1_c1_D12_conformance9ExternalP_pAC0G9ConformerV1c_tF(%T39sil_witness_tables_external_conformance9ExternalPP* noalias nocapture sret) |
| // CHECK: [[WITNESS_TABLE_ADDR:%.*]] = getelementptr inbounds %T39sil_witness_tables_external_conformance9ExternalPP, %T39sil_witness_tables_external_conformance9ExternalPP* %0, i32 0, i32 2 |
| // CHECK-NEXT: store i8** [[EXTERNAL_CONFORMER_EXTERNAL_P_WITNESS_TABLE]], i8*** %2, align 8 |
| func externalErasure(c c: ExternalConformer) -> ExternalP { |
| return c |
| } |
| |
| // FIXME: why do these have different linkages? |
| |
| // CHECK-LABEL: define hidden %swift.type* @_T018sil_witness_tables14AssocConformerVMa() |
| // CHECK: ret %swift.type* bitcast (i64* getelementptr inbounds {{.*}} @_T018sil_witness_tables14AssocConformerVMf, i32 0, i32 1) to %swift.type*) |
| |
| // CHECK-LABEL: define hidden i8** @_T018sil_witness_tables9ConformerVAA1PAAWa() |
| // CHECK: ret i8** getelementptr inbounds ([4 x i8*], [4 x i8*]* @_T018sil_witness_tables9ConformerVAA1PAAWP, i32 0, i32 0) |