1 ; RUN: opt < %s -passes='module(coro-early),cgscc(coro-split,simplifycfg)' -S | FileCheck %s
3 ; We want to check that updating the declaration when updating the linkage name of a DISubporgram with a declaration.
5 ; Original source code:
7 ; public func bar() async {
11 ; public func f() async {}
14 target datalayout = "e-m:o-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
15 target triple = "x86_64-apple-macosx12.0.0"
17 %swift.async_func_pointer = type <{ i32, i32 }>
19 @"$s3foo3FooO3baryyYaFTu" = global %swift.async_func_pointer <{ i32 trunc (i64 sub (i64 ptrtoint (ptr @"$s3foo3FooO3baryyYaF" to i64), i64 ptrtoint (ptr @"$s3foo3FooO3baryyYaFTu" to i64)) to i32), i32 16 }>, align 8
20 @"$s3foo1fyyYaFTu" = global %swift.async_func_pointer <{ i32 trunc (i64 sub (i64 ptrtoint (ptr @"$s3foo1fyyYaF" to i64), i64 ptrtoint (ptr @"$s3foo1fyyYaFTu" to i64)) to i32), i32 16 }>, align 8
22 define swifttailcc void @"$s3foo3FooO3baryyYaF"(ptr swiftasync %0) !dbg !5 {
24 %1 = alloca ptr, align 8
25 %2 = call token @llvm.coro.id.async(i32 16, i32 16, i32 0, ptr @"$s3foo3FooO3baryyYaFTu")
26 %3 = call ptr @llvm.coro.begin(token %2, ptr null)
27 store ptr %0, ptr %1, align 8
28 %4 = load i32, ptr getelementptr inbounds (%swift.async_func_pointer, ptr @"$s3foo1fyyYaFTu", i32 0, i32 1), align 8, !dbg !10
29 %5 = zext i32 %4 to i64, !dbg !10
30 %6 = call swiftcc ptr @swift_task_alloc(i64 %5), !dbg !10
31 %7 = load ptr, ptr %1, align 8, !dbg !10
32 %8 = getelementptr inbounds <{ ptr, ptr }>, ptr %6, i32 0, i32 0, !dbg !10
33 store ptr %7, ptr %8, align 8, !dbg !10
34 %9 = call ptr @llvm.coro.async.resume(), !dbg !10
35 %10 = getelementptr inbounds <{ ptr, ptr }>, ptr %6, i32 0, i32 1, !dbg !10
36 store ptr %9, ptr %10, align 8, !dbg !10
37 %11 = call { ptr } (i32, ptr, ptr, ...) @llvm.coro.suspend.async.sl_p0s(i32 0, ptr %9, ptr @__swift_async_resume_project_context, ptr @"$s3foo3FooO3baryyYaF.0", ptr @"$s3foo1fyyYaF", ptr %6), !dbg !10
38 %12 = extractvalue { ptr } %11, 0, !dbg !10
39 %13 = call ptr @__swift_async_resume_project_context(ptr %12), !dbg !10
40 store ptr %13, ptr %1, align 8, !dbg !10
41 call swiftcc void @swift_task_dealloc(ptr %6), !dbg !10
42 %14 = load ptr, ptr %1, align 8, !dbg !11
43 %15 = getelementptr inbounds <{ ptr, ptr }>, ptr %14, i32 0, i32 1, !dbg !11
44 %16 = load ptr, ptr %15, align 8, !dbg !11
45 %17 = load ptr, ptr %1, align 8, !dbg !11
46 %18 = call i1 (ptr, i1, ...) @llvm.coro.end.async(ptr %3, i1 false, ptr @"$s3foo3FooO3baryyYaF.0.1", ptr %16, ptr %17), !dbg !11
50 ; Function Attrs: nounwind
51 declare token @llvm.coro.id.async(i32, i32, i32, ptr) #0
53 ; Function Attrs: nounwind
54 declare ptr @llvm.coro.begin(token, ptr writeonly) #0
56 declare swifttailcc void @"$s3foo1fyyYaF"(ptr swiftasync)
58 declare swiftcc ptr @swift_task_alloc(i64)
60 ; Function Attrs: nomerge nounwind
61 declare ptr @llvm.coro.async.resume() #1
63 define linkonce_odr hidden ptr @__swift_async_resume_project_context(ptr %0) !dbg !12 {
65 %1 = load ptr, ptr %0, align 8, !dbg !14
66 %2 = call ptr @llvm.swift.async.context.addr(), !dbg !14
67 store ptr %1, ptr %2, align 8, !dbg !14
71 ; Function Attrs: nounwind
72 declare ptr @llvm.swift.async.context.addr() #0
74 define internal swifttailcc void @"$s3foo3FooO3baryyYaF.0"(ptr %0, ptr %1) !dbg !15 {
76 musttail call swifttailcc void %0(ptr swiftasync %1), !dbg !16
80 ; Function Attrs: nomerge nounwind
81 declare { ptr } @llvm.coro.suspend.async.sl_p0s(i32, ptr, ptr, ...) #1
83 declare swiftcc void @swift_task_dealloc(ptr)
85 define internal swifttailcc void @"$s3foo3FooO3baryyYaF.0.1"(ptr %0, ptr %1) !dbg !17 {
87 musttail call swifttailcc void %0(ptr swiftasync %1), !dbg !18
91 ; Function Attrs: nounwind
92 declare i1 @llvm.coro.end.async(ptr, i1, ...) #0
94 attributes #0 = { nounwind }
95 attributes #1 = { nomerge nounwind }
98 !llvm.module.flags = !{!3, !4}
100 !0 = distinct !DICompileUnit(language: DW_LANG_Swift, file: !1, producer: "Apple Swift version 5.9-dev (LLVM 1c4b88beb62789b, Swift b00d1520f89bb7d)", isOptimized: false, runtimeVersion: 5, emissionKind: LineTablesOnly, imports: !2)
101 !1 = !DIFile(filename: "foo.swift", directory: "/tmp")
103 !3 = !{i32 7, !"Dwarf Version", i32 4}
104 !4 = !{i32 2, !"Debug Info Version", i32 3}
105 ; CHECK-DAG: ![[DECL:[0-9]+]] = !DISubprogram({{.*}}, linkageName: "$s3foo3FooO3baryyYaF"
106 ; CHECK-DAG: ![[DECL_Q0:[0-9]+]] = !DISubprogram({{.*}}, linkageName: "$s3foo3FooO3baryyYaFTQ0_"
107 ; CHECK-DAG: distinct !DISubprogram({{.*}}, linkageName: "$s3foo3FooO3baryyYaF"{{.*}}, declaration: ![[DECL]]
108 ; CHECK-DAG: distinct !DISubprogram({{.*}}, linkageName: "$s3foo3FooO3baryyYaFTQ0_"{{.*}}, declaration: ![[DECL_Q0]]
109 !5 = distinct !DISubprogram(name: "bar", linkageName: "$s3foo3FooO3baryyYaF", scope: !6, file: !1, line: 2, type: !8, scopeLine: 2, spFlags: DISPFlagDefinition, unit: !0, declaration: !9, retainedNodes: !2)
110 !6 = !DICompositeType(tag: DW_TAG_structure_type, name: "$s3foo3FooOD", scope: !7, flags: DIFlagFwdDecl, runtimeLang: DW_LANG_Swift)
111 !7 = !DIModule(scope: null, name: "foo")
112 !8 = !DISubroutineType(types: null)
113 !9 = !DISubprogram(name: "bar", linkageName: "$s3foo3FooO3baryyYaF", scope: !6, file: !1, line: 2, type: !8, scopeLine: 2, spFlags: 0)
114 !10 = !DILocation(line: 3, column: 11, scope: !5)
115 !11 = !DILocation(line: 4, column: 3, scope: !5)
116 !12 = distinct !DISubprogram(linkageName: "__swift_async_resume_project_context", scope: !7, file: !13, type: !8, flags: DIFlagArtificial, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
117 !13 = !DIFile(filename: "<compiler-generated>", directory: "")
118 !14 = !DILocation(line: 0, scope: !12)
119 !15 = distinct !DISubprogram(linkageName: "$s3foo3FooO3baryyYaF", scope: !7, file: !13, type: !8, flags: DIFlagArtificial, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition, unit: !0, retainedNodes: !2)
120 !16 = !DILocation(line: 0, scope: !15)
121 !17 = distinct !DISubprogram(linkageName: "$s3foo3FooO3baryyYaF", scope: !7, file: !13, type: !8, flags: DIFlagArtificial, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition, unit: !0, retainedNodes: !2)
122 !18 = !DILocation(line: 0, scope: !17)