| ; RUN: llc -mtriple=x86_64-pc-linux-gnu %s -o %t -filetype=obj |
| ; RUN: llvm-dwarfdump -v -debug-info %t | FileCheck %s |
| |
| ; ModuleID = 'test.c' |
| |
| source_filename = "test/DebugInfo/X86/2011-09-26-GlobalVarContext.ll" |
| |
| @GLB = common global i32 0, align 4, !dbg !0 |
| |
| ; Function Attrs: nounwind |
| define i32 @f() #0 !dbg !8 { |
| %LOC = alloca i32, align 4 |
| call void @llvm.dbg.declare(metadata ptr %LOC, metadata !11, metadata !13), !dbg !14 |
| %1 = load i32, ptr @GLB, align 4, !dbg !15 |
| store i32 %1, ptr %LOC, align 4, !dbg !15 |
| %2 = load i32, ptr @GLB, align 4, !dbg !16 |
| ret i32 %2, !dbg !16 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) #1 |
| |
| attributes #0 = { nounwind } |
| attributes #1 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!4} |
| !llvm.module.flags = !{!7} |
| |
| !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) |
| !1 = !DIGlobalVariable(name: "GLB", scope: null, file: !2, line: 1, type: !3, isLocal: false, isDefinition: true) |
| !2 = !DIFile(filename: "test.c", directory: "/work/llvm/vanilla/test/DebugInfo") |
| !3 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !4 = distinct !DICompileUnit(language: DW_LANG_C99, file: !2, producer: "clang version 3.0 (trunk)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !5, retainedTypes: !5, globals: !6, imports: !5) |
| !5 = !{} |
| !6 = !{!0} |
| !7 = !{i32 1, !"Debug Info Version", i32 3} |
| !8 = distinct !DISubprogram(name: "f", scope: !2, file: !2, line: 3, type: !9, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !4) |
| !9 = !DISubroutineType(types: !10) |
| !10 = !{!3} |
| !11 = !DILocalVariable(name: "LOC", scope: !12, file: !2, line: 4, type: !3) |
| !12 = distinct !DILexicalBlock(scope: !8, file: !2, line: 3, column: 9) |
| !13 = !DIExpression() |
| !14 = !DILocation(line: 4, column: 9, scope: !12) |
| !15 = !DILocation(line: 4, column: 23, scope: !12) |
| !16 = !DILocation(line: 5, column: 5, scope: !12) |
| |
| ; CHECK: DW_TAG_variable |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]*}}] = "GLB") |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_decl_file [DW_FORM_data1] ("/work/llvm/vanilla/test/DebugInfo{{[/\\]}}test.c") |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_decl_line [DW_FORM_data1] (1) |
| |
| ; CHECK: DW_TAG_variable |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_name [DW_FORM_strp] ( .debug_str[0x{{[0-9a-f]*}}] = "LOC") |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_decl_file [DW_FORM_data1] ("/work/llvm/vanilla/test/DebugInfo{{[/\\]}}test.c") |
| ; CHECK-NOT: DW_TAG |
| ; CHECK: DW_AT_decl_line [DW_FORM_data1] (4) |
| |