1 ; RUN: llc -O0 %s -o - -filetype=obj \
2 ; RUN: | llvm-dwarfdump -statistics - | FileCheck %s
4 ; Test that statistics distinguish functions with the same name.
6 ; CHECK: "#functions": 4,
7 ; CHECK: "#unique source variables": 2,
8 ; CHECK-NEXT: "#source variables": 2,
11 ; static int foo(int a) {
14 ; int boo() { return foo(42); }
17 ; static int foo(int a) {
20 ; int bar() { return foo(42); }
22 source_filename = "llvm-link"
23 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
24 target triple = "x86_64-unknown-linux-gnu"
26 ; Function Attrs: noinline optnone uwtable
27 define dso_local i32 @_Z3boov() !dbg !9 {
29 %call = call i32 @_ZL3fooi(i32 42), !dbg !13
32 ; Function Attrs: noinline nounwind optnone uwtable
33 define internal i32 @_ZL3fooi(i32 %a) !dbg !15 {
35 %a.addr = alloca i32, align 4
36 store i32 %a, ptr %a.addr, align 4
37 call void @llvm.dbg.declare(metadata ptr %a.addr, metadata !18, metadata !DIExpression()), !dbg !19
38 %0 = load i32, ptr %a.addr, align 4, !dbg !20
41 ; Function Attrs: nounwind readnone speculatable willreturn
42 declare void @llvm.dbg.declare(metadata, metadata, metadata)
43 ; Function Attrs: noinline optnone uwtable
44 define dso_local i32 @_Z3barv() !dbg !22 {
46 %call = call i32 @_ZL3fooi.1(i32 442), !dbg !23
49 ; Function Attrs: noinline nounwind optnone uwtable
50 define internal i32 @_ZL3fooi.1(i32 %a) !dbg !25 {
52 %a.addr = alloca i32, align 4
53 store i32 %a, ptr %a.addr, align 4
54 call void @llvm.dbg.declare(metadata ptr %a.addr, metadata !26, metadata !DIExpression()), !dbg !27
55 %0 = load i32, ptr %a.addr, align 4, !dbg !28
56 %mul = mul nsw i32 %0, 2
60 !llvm.dbg.cu = !{!0, !3}
61 !llvm.ident = !{!5, !5}
62 !llvm.module.flags = !{!6, !7, !8}
64 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !1, producer: "clang version 10.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
65 !1 = !DIFile(filename: "test1.cpp", directory: "/")
67 !3 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus_14, file: !4, producer: "clang version 10.0.0", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
68 !4 = !DIFile(filename: "test2.cpp", directory: "/")
69 !5 = !{!"clang version 10.0.0"}
70 !6 = !{i32 7, !"Dwarf Version", i32 4}
71 !7 = !{i32 2, !"Debug Info Version", i32 3}
72 !8 = !{i32 1, !"wchar_size", i32 4}
73 !9 = distinct !DISubprogram(name: "boo", linkageName: "_Z3boov", scope: !1, file: !1, line: 5, type: !10, scopeLine: 5, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
74 !10 = !DISubroutineType(types: !11)
76 !12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
77 !13 = !DILocation(line: 6, column: 10, scope: !9)
78 !15 = distinct !DISubprogram(name: "foo", linkageName: "_ZL3fooi", scope: !1, file: !1, line: 1, type: !16, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition, unit: !0, retainedNodes: !2)
79 !16 = !DISubroutineType(types: !17)
81 !18 = !DILocalVariable(name: "a", arg: 1, scope: !15, file: !1, line: 1, type: !12)
82 !19 = !DILocation(line: 1, column: 20, scope: !15)
83 !20 = !DILocation(line: 2, column: 10, scope: !15)
84 !22 = distinct !DISubprogram(name: "bar", linkageName: "_Z3barv", scope: !4, file: !4, line: 5, type: !10, scopeLine: 5, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !3, retainedNodes: !2)
85 !23 = !DILocation(line: 6, column: 10, scope: !22)
86 !25 = distinct !DISubprogram(name: "foo", linkageName: "_ZL3fooi", scope: !4, file: !4, line: 1, type: !16, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagLocalToUnit | DISPFlagDefinition, unit: !3, retainedNodes: !2)
87 !26 = !DILocalVariable(name: "a", arg: 1, scope: !25, file: !4, line: 1, type: !12)
88 !27 = !DILocation(line: 1, column: 20, scope: !25)
89 !28 = !DILocation(line: 2, column: 10, scope: !25)