1; RUN: llc -generate-arange-section < %s | FileCheck %s
2
3; -- header --
4; CHECK: .short 2 # DWARF Arange version number
5; CHECK-NEXT: .long .Lcu_begin0
6; CHECK-NEXT: .byte 8 # Address Size (in bytes)
7; CHECK-NEXT: .byte 0 # Segment Size (in bytes)
8; -- alignment --
9; CHECK-NEXT: .zero 4,255
10
11; <data section> - it should have made one span covering all vars in this CU.
12; CHECK-NEXT: .quad some_data
13; CHECK-NEXT: .quad .Lsec_end0-some_data
14
15; <other sections> - it should have made one span covering all vars in this CU.
16; CHECK-NEXT: .quad some_other
17; CHECK-NEXT: .quad .Lsec_end1-some_other
18
19; <common symbols> - it should have made one span for each symbol.
20; CHECK-NEXT: .quad some_bss
21; CHECK-NEXT: .quad 4
22
23; <text section> - it should have made one span covering all functions in this CU.
24; CHECK-NEXT: .quad .Lfunc_begin0
25; CHECK-NEXT: .quad .Lsec_end2-.Lfunc_begin0
26
27; -- finish --
28; CHECK-NEXT: # ARange terminator
29
30; -- source code --
31; Generated from: "clang -c -g -emit-llvm"
32;
33; int some_data = 4;
34; int some_bss;
35; int some_other __attribute__ ((section ("strange+section"))) = 5;
36;
37; void some_code()
38; {
39;    some_bss += some_data + some_other;
40; }
41
42source_filename = "test/DebugInfo/X86/dwarf-aranges.ll"
43target triple = "x86_64-unknown-linux-gnu"
44
45@some_data = global i32 4, align 4, !dbg !0
46@some_other = global i32 5, section "strange+section", align 4, !dbg !4
47@some_bss = common global i32 0, align 4, !dbg !6
48
49define void @some_code() !dbg !13 {
50entry:
51  %0 = load i32, i32* @some_data, align 4, !dbg !16
52  %1 = load i32, i32* @some_other, align 4, !dbg !16
53  %add = add nsw i32 %0, %1, !dbg !16
54  %2 = load i32, i32* @some_bss, align 4, !dbg !16
55  %add1 = add nsw i32 %2, %add, !dbg !16
56  store i32 %add1, i32* @some_bss, align 4, !dbg !16
57  ret void, !dbg !17
58}
59
60!llvm.dbg.cu = !{!8}
61!llvm.module.flags = !{!11, !12}
62
63!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
64!1 = !DIGlobalVariable(name: "some_data", scope: null, file: !2, line: 1, type: !3, isLocal: false, isDefinition: true)
65!2 = !DIFile(filename: "test.c", directory: "/home/kayamon")
66!3 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
67!4 = !DIGlobalVariableExpression(var: !5, expr: !DIExpression())
68!5 = !DIGlobalVariable(name: "some_other", scope: null, file: !2, line: 3, type: !3, isLocal: false, isDefinition: true)
69!6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression())
70!7 = !DIGlobalVariable(name: "some_bss", scope: null, file: !2, line: 2, type: !3, isLocal: false, isDefinition: true)
71!8 = distinct !DICompileUnit(language: DW_LANG_C99, file: !2, producer: "clang version 3.4 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !9, retainedTypes: !9, globals: !10, imports: !9)
72!9 = !{}
73!10 = !{!0, !4, !6}
74!11 = !{i32 2, !"Dwarf Version", i32 4}
75!12 = !{i32 1, !"Debug Info Version", i32 3}
76!13 = distinct !DISubprogram(name: "some_code", scope: !2, file: !2, line: 5, type: !14, isLocal: false, isDefinition: true, scopeLine: 6, virtualIndex: 6, isOptimized: false, unit: !8, retainedNodes: !9)
77!14 = !DISubroutineType(types: !15)
78!15 = !{null}
79!16 = !DILocation(line: 7, scope: !13)
80!17 = !DILocation(line: 8, scope: !13)
81
82