1 ; RUN: llc -O0 %s -mtriple=x86_64-apple-darwin -filetype=obj -o %t 2 ; RUN: llvm-dwarfdump %t | FileCheck %s 3 ; RUN: llc -O0 %s -mtriple=x86_64-apple-darwin -filetype=obj -o %t -dwarf-version=3 4 ; RUN: llvm-dwarfdump %t | FileCheck %s -check-prefix=DWARF3 5 ; RUN: llc < %s -O0 -mtriple=x86_64-apple-macosx10.7 | FileCheck %s -check-prefix=ASM 6 7 ; rdar://13067005 8 ; CHECK: .debug_info contents: 9 ; CHECK: DW_TAG_compile_unit 10 ; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset] (0x00000000) 11 ; CHECK: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000) 12 ; CHECK: DW_AT_high_pc [DW_FORM_data4] (0x00000010) 13 ; CHECK: DW_TAG_subprogram 14 ; CHECK: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000) 15 ; CHECK: DW_AT_high_pc [DW_FORM_data4] (0x00000010) 16 17 ; CHECK: DW_TAG_compile_unit 18 ; CHECK: DW_AT_stmt_list [DW_FORM_sec_offset] (0x0000003c) 19 ; CHECK: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000010) 20 ; CHECK: DW_AT_high_pc [DW_FORM_data4] (0x00000009) 21 ; CHECK: DW_TAG_subprogram 22 ; CHECK: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000010) 23 ; CHECK: DW_AT_high_pc [DW_FORM_data4] (0x00000009) 24 25 26 ; CHECK: .debug_line contents: 27 ; CHECK-NEXT: Line table prologue: 28 ; CHECK-NEXT: total_length: 0x00000038 29 ; CHECK: file_names[ 1] 0 0x00000000 0x00000000 simple.c 30 ; CHECK: Line table prologue: 31 ; CHECK-NEXT: total_length: 0x00000039 32 ; CHECK: file_names[ 1] 0 0x00000000 0x00000000 simple2.c 33 ; CHECK-NOT: file_names 34 35 ; DWARF3: .debug_info contents: 36 ; DWARF3: DW_TAG_compile_unit 37 ; DWARF3: DW_AT_stmt_list [DW_FORM_data4] (0x00000000) 38 39 ; DWARF3: DW_TAG_compile_unit 40 ; DWARF3: DW_AT_stmt_list [DW_FORM_data4] (0x0000003c) 41 42 43 ; DWARF3: .debug_line contents: 44 ; DWARF3-NEXT: Line table prologue: 45 ; DWARF3-NEXT: total_length: 0x00000038 46 ; DWARF3: file_names[ 1] 0 0x00000000 0x00000000 simple.c 47 ; DWARF3: Line table prologue: 48 ; DWARF3-NEXT: total_length: 0x00000039 49 ; DWARF3: file_names[ 1] 0 0x00000000 0x00000000 simple2.c 50 ; DWARF3-NOT: file_names 51 52 ; PR15408 53 ; ASM: Lcu_begin0: 54 ; ASM: Lset3 = Lline_table_start0-Lsection_line ## DW_AT_stmt_list 55 ; ASM-NEXT: .long Lset3 56 ; ASM: Lcu_begin1: 57 ; ASM: Lset13 = Lline_table_start0-Lsection_line ## DW_AT_stmt_list 58 ; ASM-NEXT: .long Lset13 59 define i32 @test(i32 %a) nounwind uwtable ssp { 60 entry: 61 %a.addr = alloca i32, align 4 62 store i32 %a, i32* %a.addr, align 4 63 call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !15, metadata !MDExpression()), !dbg !16 64 %0 = load i32, i32* %a.addr, align 4, !dbg !17 65 %call = call i32 @fn(i32 %0), !dbg !17 66 ret i32 %call, !dbg !17 67 } 68 69 declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone 70 71 define i32 @fn(i32 %a) nounwind uwtable ssp { 72 entry: 73 %a.addr = alloca i32, align 4 74 store i32 %a, i32* %a.addr, align 4 75 call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !19, metadata !MDExpression()), !dbg !20 76 %0 = load i32, i32* %a.addr, align 4, !dbg !21 77 ret i32 %0, !dbg !21 78 } 79 80 !llvm.dbg.cu = !{!0, !10} 81 !llvm.module.flags = !{!25} 82 !0 = !MDCompileUnit(language: DW_LANG_C99, producer: "clang version 3.3", isOptimized: false, emissionKind: 1, file: !23, enums: !1, retainedTypes: !1, subprograms: !3, globals: !1, imports: !1) 83 !1 = !{} 84 !3 = !{!5} 85 !5 = !MDSubprogram(name: "test", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 3, file: !23, scope: !6, type: !7, function: i32 (i32)* @test, variables: !1) 86 !6 = !MDFile(filename: "simple.c", directory: "/private/tmp") 87 !7 = !MDSubroutineType(types: !8) 88 !8 = !{!9, !9} 89 !9 = !MDBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 90 !10 = !MDCompileUnit(language: DW_LANG_C99, producer: "clang version 3.3 (trunk 172862)", isOptimized: false, emissionKind: 1, file: !24, enums: !1, retainedTypes: !1, subprograms: !11, globals: !1, imports: !1) 91 !11 = !{!13} 92 !13 = !MDSubprogram(name: "fn", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, scopeLine: 1, file: !24, scope: !14, type: !7, function: i32 (i32)* @fn, variables: !1) 93 !14 = !MDFile(filename: "simple2.c", directory: "/private/tmp") 94 !15 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "a", line: 2, arg: 1, scope: !5, file: !6, type: !9) 95 !16 = !MDLocation(line: 2, scope: !5) 96 !17 = !MDLocation(line: 4, scope: !18) 97 !18 = distinct !MDLexicalBlock(line: 3, column: 0, file: !23, scope: !5) 98 !19 = !MDLocalVariable(tag: DW_TAG_arg_variable, name: "a", line: 1, arg: 1, scope: !13, file: !14, type: !9) 99 !20 = !MDLocation(line: 1, scope: !13) 100 !21 = !MDLocation(line: 2, scope: !22) 101 !22 = distinct !MDLexicalBlock(line: 1, column: 0, file: !24, scope: !13) 102 !23 = !MDFile(filename: "simple.c", directory: "/private/tmp") 103 !24 = !MDFile(filename: "simple2.c", directory: "/private/tmp") 104 !25 = !{i32 1, !"Debug Info Version", i32 3} 105
