1 ; Do setup work for all below tests: generate bitcode and combined index
2 ; RUN: opt -module-summary %s -o %t.bc
3 ; RUN: opt -module-summary %p/Inputs/thinlto_funcimport_debug.ll -o %t2.bc
4 ; RUN: llvm-lto -thinlto -o %t3 %t.bc %t2.bc
6 ; If we import func1 and not func2 we should only link DISubprogram for func1
7 ; RUN: llvm-link %t2.bc -summary-index=%t3.thinlto.bc -import=func1:%t.bc -S | FileCheck %s
9 ; CHECK: declare i32 @func2
10 ; CHECK: define available_externally i32 @func1
12 ; Ensure that each subprogram points to the correct CU.
13 ; CHECK: ![[CU1:[0-9]+]] = distinct !DICompileUnit(
14 ; CHECK: ![[CU2:[0-9]+]] = distinct !DICompileUnit(
16 ; CHECK: distinct !DISubprogram(name: "main", {{.*}}, unit: ![[CU1]]
17 ; CHECK: distinct !DISubprogram(name: "func1", {{.*}}, unit: ![[CU2]]
18 ; CHECK-NOT: distinct !DISubprogram(name: "func2"
19 ; CHECK: distinct !DISubprogram(name: "func3", {{.*}}, unit: ![[CU2]]
20 ; CHECK: distinct !DISubprogram(name: "func4", {{.*}}, unit: ![[CU2]]
24 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
25 target triple = "x86_64-unknown-linux-gnu"
27 ; Function Attrs: nounwind readnone uwtable
28 define i32 @func1(i32 %n) #0 !dbg !4 {
30 tail call void @llvm.dbg.value(metadata i32 %n, i64 0, metadata !9, metadata !17), !dbg !18
31 tail call void @llvm.dbg.value(metadata i32 5, i64 0, metadata !10, metadata !17), !dbg !19
32 %cmp = icmp sgt i32 %n, 10, !dbg !20
33 %. = select i1 %cmp, i32 10, i32 5, !dbg !22
34 tail call void @llvm.dbg.value(metadata i32 %., i64 0, metadata !10, metadata !17), !dbg !19
38 ; Function Attrs: nounwind readnone uwtable
39 define i32 @func2(i32 %n) #0 !dbg !11 {
41 tail call void @llvm.dbg.value(metadata i32 %n, i64 0, metadata !13, metadata !17), !dbg !24
45 ; Function Attrs: nounwind readnone
46 declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #1
48 attributes #0 = { nounwind readnone uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2" "unsafe-fp-math"="false" "use-soft-float"="false" }
49 attributes #1 = { nounwind readnone }
52 !llvm.module.flags = !{!14, !15}
55 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.8.0 (trunk 251407) (llvm/trunk 251401)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
56 !1 = !DIFile(filename: "dbg.c", directory: ".")
58 !4 = distinct !DISubprogram(name: "func1", scope: !1, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !8)
59 !5 = !DISubroutineType(types: !6)
61 !7 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
63 !9 = !DILocalVariable(name: "n", arg: 1, scope: !4, file: !1, line: 1, type: !7)
64 !10 = !DILocalVariable(name: "x", scope: !4, file: !1, line: 2, type: !7)
65 !11 = distinct !DISubprogram(name: "func2", scope: !1, file: !1, line: 8, type: !5, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !12)
67 !13 = !DILocalVariable(name: "n", arg: 1, scope: !11, file: !1, line: 8, type: !7)
68 !14 = !{i32 2, !"Dwarf Version", i32 4}
69 !15 = !{i32 2, !"Debug Info Version", i32 3}
70 !16 = !{!"clang version 3.8.0 (trunk 251407) (llvm/trunk 251401)"}
72 !18 = !DILocation(line: 1, column: 15, scope: !4)
73 !19 = !DILocation(line: 2, column: 7, scope: !4)
74 !20 = !DILocation(line: 3, column: 9, scope: !21, inlinedAt: !26)
75 !21 = distinct !DILexicalBlock(scope: !27, file: !1, line: 3, column: 7)
76 !22 = !DILocation(line: 3, column: 7, scope: !4)
77 !23 = !DILocation(line: 5, column: 3, scope: !4)
78 !24 = !DILocation(line: 8, column: 15, scope: !11)
79 !25 = !DILocation(line: 9, column: 3, scope: !11)
80 !26 = !DILocation(line: 9, column: 3, scope: !4)
81 !27 = distinct !DISubprogram(name: "func3", scope: !1, file: !1, line: 8, type: !5, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !28)
83 !29 = !DILocalVariable(name: "n", arg: 1, scope: !30, file: !1, line: 8, type: !7)
84 !30 = distinct !DISubprogram(name: "func4", scope: !1, file: !1, line: 8, type: !5, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !31)
86 !32 = !DILocalVariable(name: "n", arg: 1, scope: !30, file: !1, line: 8, type: !7)