1; RUN: llc -O0 %s -mtriple=x86_64 -filetype=obj -o %t && llvm-dwarfdump -debug-info -v %t | FileCheck --check-prefix=NO-SECTIONS %s 2; RUN: llc -O0 %s --basic-block-sections=all --unique-basic-block-section-names -mtriple=x86_64 -filetype=obj -o %t && llvm-dwarfdump -debug-info -v %t | FileCheck --check-prefix=BB-SECTIONS %s 3; RUN: llc -O0 %s --basic-block-sections=all --unique-basic-block-section-names -mtriple=x86_64 -filetype=obj -split-dwarf-file=%t.dwo -o %t && llvm-dwarfdump -debug-info -v %t | FileCheck --check-prefix=BB-SECTIONS %s 4; RUN: llc -O0 %s --basic-block-sections=all -mtriple=x86_64 -o - | FileCheck --check-prefix=BB-SECTIONS-ASM %s 5; RUN: llc -O0 %s -mtriple=x86_64 -filetype=obj -o %t && llvm-dwarfdump -debug-line %t | FileCheck --check-prefix=BB-SECTIONS-LINE-TABLE %s 6 7; From: 8; 1 int foo(int a) { 9; 2 if (a > 20) 10; 3 return bar(); 11; 4 else 12; 5 return baz(); 13; 6 } 14 15; NO-SECTIONS: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000 ".text.hot.") 16; NO-SECTIONS: DW_AT_high_pc [DW_FORM_data4] ({{.*}}) 17; BB-SECTIONS: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000) 18; BB-SECTIONS-NEXT: DW_AT_ranges [DW_FORM_sec_offset] 19; BB-SECTIONS-NEXT: [{{.*}}) ".text.hot._Z3fooi._Z3fooi.__part.1" 20; BB-SECTIONS-NEXT: [{{.*}}) ".text.hot._Z3fooi._Z3fooi.__part.2" 21; BB-SECTIONS-NEXT: [{{.*}}) ".text.hot._Z3fooi._Z3fooi.__part.3" 22; BB-SECTIONS-NEXT: [{{.*}}) ".text.hot._Z3fooi" 23; BB-SECTIONS-ASM: _Z3fooi: 24; BB-SECTIONS-ASM: .Ltmp{{[0-9]+}}: 25; BB-SECTIONS-ASM-NEXT: .loc 1 2 9 prologue_end 26; BB-SECTIONS-ASM: .Ltmp{{[0-9]+}}: 27; BB-SECTIONS-ASM-NEXT: .loc 1 2 7 is_stmt 28; BB-SECTIONS-ASM: _Z3fooi.__part.1: 29; BB-SECTIONS-ASM: .LBB_END0_{{[0-9]+}}: 30; BB-SECTIONS-ASM: .size _Z3fooi.__part.1, .LBB_END0_{{[0-9]+}}-_Z3fooi.__part.1 31; BB-SECTIONS-ASM: _Z3fooi.__part.2: 32; BB-SECTIONS-ASM: .LBB_END0_{{[0-9]+}}: 33; BB-SECTIONS-ASM: .size _Z3fooi.__part.2, .LBB_END0_{{[0-9]+}}-_Z3fooi.__part.2 34; BB-SECTIONS-ASM: _Z3fooi.__part.3: 35; BB-SECTIONS-ASM: .LBB_END0_{{[0-9]+}}: 36; BB-SECTIONS-ASM: .size _Z3fooi.__part.3, .LBB_END0_{{[0-9]+}}-_Z3fooi.__part.3 37; BB-SECTIONS-ASM: .Lfunc_end0: 38; BB-SECTIONS-ASM: .Ldebug_ranges0: 39; BB-SECTIONS-ASM-NEXT: .quad _Z3fooi.__part.1 40; BB-SECTIONS-ASM-NEXT: .quad .LBB_END0_{{[0-9]+}} 41; BB-SECTIONS-ASM-NEXT: .quad _Z3fooi.__part.2 42; BB-SECTIONS-ASM-NEXT: .quad .LBB_END0_{{[0-9]+}} 43; BB-SECTIONS-ASM-NEXT: .quad _Z3fooi.__part.3 44; BB-SECTIONS-ASM-NEXT: .quad .LBB_END0_{{[0-9]+}} 45; BB-SECTIONS-ASM-NEXT: .quad .Lfunc_begin0 46; BB-SECTIONS-ASM-NEXT: .quad .Lfunc_end0 47; BB-SECTIONS-ASM-NEXT: .quad 0 48; BB-SECTIONS-ASM-NEXT: .quad 0 49; BB-SECTIONS-LINE-TABLE: 0x0000000000000000 1 0 1 0 0 is_stmt 50; BB-SECTIONS-LINE-TABLE-NEXT: 0x0000000000000004 2 9 1 0 0 is_stmt prologue_end 51; BB-SECTIONS-LINE-TABLE-NEXT: 0x0000000000000008 2 7 1 0 0 52; BB-SECTIONS-LINE-TABLE-NEXT: 0x000000000000000a 0 7 1 0 0 53; BB-SECTIONS-LINE-TABLE-NEXT: 0x000000000000000f 3 5 1 0 0 is_stmt 54; BB-SECTIONS-LINE-TABLE-NEXT: 0x0000000000000015 0 5 1 0 0 55; BB-SECTIONS-LINE-TABLE-NEXT: 0x000000000000001a 5 5 1 0 0 is_stmt 56; BB-SECTIONS-LINE-TABLE-NEXT: 0x000000000000001e 6 1 1 0 0 is_stmt 57; BB-SECTIONS-LINE-TABLE-NEXT: 0x0000000000000024 6 1 1 0 0 is_stmt end_sequence 58 59; Function Attrs: noinline nounwind optnone uwtable 60define dso_local i32 @_Z3fooi(i32 %0) !dbg !7 !prof !34 !section_prefix !35 { 61 %2 = alloca i32, align 4 62 %3 = alloca i32, align 4 63 store i32 %0, i32* %3, align 4 64 call void @llvm.dbg.declare(metadata i32* %3, metadata !11, metadata !DIExpression()), !dbg !12 65 %4 = load i32, i32* %3, align 4, !dbg !13 66 %5 = icmp sgt i32 %4, 20, !dbg !15 67 br i1 %5, label %6, label %8, !dbg !16, !prof !36 68 696: ; preds = %1 70 %7 = call i32 @bar() 71 store i32 %7, i32* %2, align 4, !dbg !17 72 br label %10, !dbg !17 73 748: ; preds = %1 75 %9 = call i32 @baz() 76 store i32 %9, i32* %2, align 4, !dbg !18 77 br label %10, !dbg !18 78 7910: ; preds = %8, %6 80 %11 = load i32, i32* %2, align 4, !dbg !19 81 ret i32 %11, !dbg !19 82} 83 84; Function Attrs: nounwind readnone speculatable willreturn 85declare void @llvm.dbg.declare(metadata, metadata, metadata) 86declare i32 @bar() 87declare i32 @baz() 88 89!llvm.dbg.cu = !{!0} 90!llvm.module.flags = !{!3, !4, !20} 91 92!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 10.0.0 ([email protected]:google/llvm-propeller.git f9421ebf4b3d8b64678bf6c49d1607fdce3f50c5)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None) 93!1 = !DIFile(filename: "debuginfo.cc", directory: "/") 94!2 = !{} 95!3 = !{i32 2, !"Dwarf Version", i32 4} 96!4 = !{i32 2, !"Debug Info Version", i32 3} 97!7 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooi", scope: !1, file: !1, line: 1, type: !8, scopeLine: 1, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2) 98!8 = !DISubroutineType(types: !9) 99!9 = !{!10, !10} 100!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 101!11 = !DILocalVariable(name: "a", arg: 1, scope: !7, file: !1, line: 1, type: !10) 102!12 = !DILocation(line: 1, column: 13, scope: !7) 103!13 = !DILocation(line: 2, column: 7, scope: !14) 104!14 = distinct !DILexicalBlock(scope: !7, file: !1, line: 2, column: 7) 105!15 = !DILocation(line: 2, column: 9, scope: !14) 106!16 = !DILocation(line: 2, column: 7, scope: !7) 107!17 = !DILocation(line: 3, column: 5, scope: !14) 108!18 = !DILocation(line: 5, column: 5, scope: !14) 109!19 = !DILocation(line: 6, column: 1, scope: !7) 110!20 = !{i32 1, !"ProfileSummary", !21} 111!21 = !{!22, !23, !24, !25, !26, !27, !28, !29} 112!22 = !{!"ProfileFormat", !"InstrProf"} 113!23 = !{!"TotalCount", i64 10000} 114!24 = !{!"MaxCount", i64 10} 115!25 = !{!"MaxInternalCount", i64 1} 116!26 = !{!"MaxFunctionCount", i64 1000} 117!27 = !{!"NumCounts", i64 3} 118!28 = !{!"NumFunctions", i64 5} 119!29 = !{!"DetailedSummary", !30} 120!30 = !{!31, !32, !33} 121!31 = !{i32 10000, i64 100, i32 1} 122!32 = !{i32 999900, i64 100, i32 1} 123!33 = !{i32 999999, i64 1, i32 2} 124!34 = !{!"function_entry_count", i64 7000} 125!35 = !{!"function_section_prefix", !"hot"} 126!36 = !{!"branch_weights", i32 6999, i32 1} 127