1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
| ; RUN: llc -O0 < %s | FileCheck %s
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
| target triple = "x86_64-apple-macosx10.6.7"
|
| ;CHECK-LABEL: foo:
| ;CHECK: .loc 1 2 11 prologue_end
| define i32 @foo(i32 %i) nounwind ssp !dbg !1 {
| entry:
| %i.addr = alloca i32, align 4
| %j = alloca i32, align 4
| store i32 %i, i32* %i.addr, align 4
| call void @llvm.dbg.declare(metadata i32* %i.addr, metadata !7, metadata !DIExpression()), !dbg !8
| call void @llvm.dbg.declare(metadata i32* %j, metadata !9, metadata !DIExpression()), !dbg !11
| store i32 2, i32* %j, align 4, !dbg !12
| %tmp = load i32, i32* %j, align 4, !dbg !13
| %inc = add nsw i32 %tmp, 1, !dbg !13
| store i32 %inc, i32* %j, align 4, !dbg !13
| %tmp1 = load i32, i32* %j, align 4, !dbg !14
| %tmp2 = load i32, i32* %i.addr, align 4, !dbg !14
| %add = add nsw i32 %tmp1, %tmp2, !dbg !14
| store i32 %add, i32* %j, align 4, !dbg !14
| %tmp3 = load i32, i32* %j, align 4, !dbg !15
| ret i32 %tmp3, !dbg !15
| }
|
| declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
|
| ;CHECK-LABEL: main:
| ;CHECK: .loc 1 0 0 prologue_end
|
| define i32 @main() nounwind ssp !dbg !6 {
| entry:
| %retval = alloca i32, align 4
| store i32 0, i32* %retval, !dbg !22
| %call = call i32 @foo(i32 21), !dbg !16
| ret i32 %call, !dbg !16
| }
|
| !llvm.dbg.cu = !{!0}
| !llvm.module.flags = !{!21}
| !18 = !{!1, !6}
|
| !0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.0 (trunk 131100)", isOptimized: false, emissionKind: FullDebug, file: !19, enums: !20, retainedTypes: !20, imports: null)
| !1 = distinct !DISubprogram(name: "foo", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 1, file: !19, scope: !2, type: !3)
| !2 = !DIFile(filename: "/tmp/a.c", directory: "/private/tmp")
| !3 = !DISubroutineType(types: !4)
| !4 = !{!5}
| !5 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
| !6 = distinct !DISubprogram(name: "main", line: 7, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !0, scopeLine: 7, file: !19, scope: !2, type: !3)
| !7 = !DILocalVariable(name: "i", line: 1, arg: 1, scope: !1, file: !2, type: !5)
| !8 = !DILocation(line: 1, column: 13, scope: !1)
| !9 = !DILocalVariable(name: "j", line: 2, scope: !10, file: !2, type: !5)
| !10 = distinct !DILexicalBlock(line: 1, column: 16, file: !19, scope: !1)
| !11 = !DILocation(line: 2, column: 6, scope: !10)
| !12 = !DILocation(line: 2, column: 11, scope: !10)
| !13 = !DILocation(line: 3, column: 2, scope: !10)
| !14 = !DILocation(line: 4, column: 2, scope: !10)
| !15 = !DILocation(line: 5, column: 2, scope: !10)
| !16 = !DILocation(line: 8, column: 2, scope: !17)
| !17 = distinct !DILexicalBlock(line: 7, column: 12, file: !19, scope: !6)
| !19 = !DIFile(filename: "/tmp/a.c", directory: "/private/tmp")
| !20 = !{}
| !21 = !{i32 1, !"Debug Info Version", i32 3}
| !22 = !DILocation(line: 0, column: 0, scope: !17)
|
|
