| ; RUN: llc -O0 %s -mtriple=x86_64 -filetype=obj -o %t && llvm-dwarfdump -debug-info -v %t | FileCheck --check-prefix=NO-SECTIONS %s |
| ; 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 |
| ; 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 |
| ; RUN: llc -O0 %s --basic-block-sections=all -mtriple=x86_64 -o - | FileCheck --check-prefix=BB-SECTIONS-ASM %s |
| ; RUN: llc -O0 %s -mtriple=x86_64 -filetype=obj -o %t && llvm-dwarfdump -debug-line %t | FileCheck --check-prefix=BB-SECTIONS-LINE-TABLE %s |
| |
| ; From: |
| ; 1 int foo(int a) { |
| ; 2 if (a > 20) |
| ; 3 return bar(); |
| ; 4 else |
| ; 5 return baz(); |
| ; 6 } |
| |
| ; NO-SECTIONS: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000 ".text.hot.") |
| ; NO-SECTIONS: DW_AT_high_pc [DW_FORM_data4] ({{.*}}) |
| ; BB-SECTIONS: DW_AT_low_pc [DW_FORM_addr] (0x0000000000000000) |
| ; BB-SECTIONS-NEXT: DW_AT_ranges [DW_FORM_sec_offset] |
| ; BB-SECTIONS-NEXT: [{{.*}}) ".text.hot._Z3fooi._Z3fooi.__part.1" |
| ; BB-SECTIONS-NEXT: [{{.*}}) ".text.hot._Z3fooi._Z3fooi.__part.2" |
| ; BB-SECTIONS-NEXT: [{{.*}}) ".text.hot._Z3fooi._Z3fooi.__part.3" |
| ; BB-SECTIONS-NEXT: [{{.*}}) ".text.hot._Z3fooi" |
| ; BB-SECTIONS-ASM: _Z3fooi: |
| ; BB-SECTIONS-ASM: .Ltmp{{[0-9]+}}: |
| ; BB-SECTIONS-ASM-NEXT: .loc 1 2 9 prologue_end |
| ; BB-SECTIONS-ASM: .Ltmp{{[0-9]+}}: |
| ; BB-SECTIONS-ASM-NEXT: .loc 1 2 7 is_stmt |
| ; BB-SECTIONS-ASM: _Z3fooi.__part.1: |
| ; BB-SECTIONS-ASM: .LBB_END0_{{[0-9]+}}: |
| ; BB-SECTIONS-ASM: .size _Z3fooi.__part.1, .LBB_END0_{{[0-9]+}}-_Z3fooi.__part.1 |
| ; BB-SECTIONS-ASM: _Z3fooi.__part.2: |
| ; BB-SECTIONS-ASM: .LBB_END0_{{[0-9]+}}: |
| ; BB-SECTIONS-ASM: .size _Z3fooi.__part.2, .LBB_END0_{{[0-9]+}}-_Z3fooi.__part.2 |
| ; BB-SECTIONS-ASM: _Z3fooi.__part.3: |
| ; BB-SECTIONS-ASM: .LBB_END0_{{[0-9]+}}: |
| ; BB-SECTIONS-ASM: .size _Z3fooi.__part.3, .LBB_END0_{{[0-9]+}}-_Z3fooi.__part.3 |
| ; BB-SECTIONS-ASM: .Lfunc_end0: |
| ; BB-SECTIONS-ASM: .Ldebug_ranges0: |
| ; BB-SECTIONS-ASM-NEXT: .quad _Z3fooi.__part.1 |
| ; BB-SECTIONS-ASM-NEXT: .quad .LBB_END0_{{[0-9]+}} |
| ; BB-SECTIONS-ASM-NEXT: .quad _Z3fooi.__part.2 |
| ; BB-SECTIONS-ASM-NEXT: .quad .LBB_END0_{{[0-9]+}} |
| ; BB-SECTIONS-ASM-NEXT: .quad _Z3fooi.__part.3 |
| ; BB-SECTIONS-ASM-NEXT: .quad .LBB_END0_{{[0-9]+}} |
| ; BB-SECTIONS-ASM-NEXT: .quad .Lfunc_begin0 |
| ; BB-SECTIONS-ASM-NEXT: .quad .Lfunc_end0 |
| ; BB-SECTIONS-ASM-NEXT: .quad 0 |
| ; BB-SECTIONS-ASM-NEXT: .quad 0 |
| ; BB-SECTIONS-LINE-TABLE: 0x0000000000000000 1 0 1 0 0 is_stmt |
| ; BB-SECTIONS-LINE-TABLE-NEXT: 0x0000000000000004 2 9 1 0 0 is_stmt prologue_end |
| ; BB-SECTIONS-LINE-TABLE-NEXT: 0x0000000000000008 2 7 1 0 0 |
| ; BB-SECTIONS-LINE-TABLE-NEXT: 0x000000000000000a 0 7 1 0 0 |
| ; BB-SECTIONS-LINE-TABLE-NEXT: 0x000000000000000f 3 5 1 0 0 is_stmt |
| ; BB-SECTIONS-LINE-TABLE-NEXT: 0x0000000000000015 0 5 1 0 0 |
| ; BB-SECTIONS-LINE-TABLE-NEXT: 0x000000000000001a 5 5 1 0 0 is_stmt |
| ; BB-SECTIONS-LINE-TABLE-NEXT: 0x000000000000001e 6 1 1 0 0 is_stmt |
| ; BB-SECTIONS-LINE-TABLE-NEXT: 0x0000000000000024 6 1 1 0 0 is_stmt end_sequence |
| |
| ; Function Attrs: noinline nounwind optnone uwtable |
| define dso_local i32 @_Z3fooi(i32 %0) !dbg !7 !prof !34 !section_prefix !35 { |
| %2 = alloca i32, align 4 |
| %3 = alloca i32, align 4 |
| store i32 %0, i32* %3, align 4 |
| call void @llvm.dbg.declare(metadata i32* %3, metadata !11, metadata !DIExpression()), !dbg !12 |
| %4 = load i32, i32* %3, align 4, !dbg !13 |
| %5 = icmp sgt i32 %4, 20, !dbg !15 |
| br i1 %5, label %6, label %8, !dbg !16, !prof !36 |
| |
| 6: ; preds = %1 |
| %7 = call i32 @bar() |
| store i32 %7, i32* %2, align 4, !dbg !17 |
| br label %10, !dbg !17 |
| |
| 8: ; preds = %1 |
| %9 = call i32 @baz() |
| store i32 %9, i32* %2, align 4, !dbg !18 |
| br label %10, !dbg !18 |
| |
| 10: ; preds = %8, %6 |
| %11 = load i32, i32* %2, align 4, !dbg !19 |
| ret i32 %11, !dbg !19 |
| } |
| |
| ; Function Attrs: nounwind readnone speculatable willreturn |
| declare void @llvm.dbg.declare(metadata, metadata, metadata) |
| declare i32 @bar() |
| declare i32 @baz() |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!3, !4, !20} |
| |
| !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 10.0.0 (git@github.com:google/llvm-propeller.git f9421ebf4b3d8b64678bf6c49d1607fdce3f50c5)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None) |
| !1 = !DIFile(filename: "debuginfo.cc", directory: "/") |
| !2 = !{} |
| !3 = !{i32 2, !"Dwarf Version", i32 4} |
| !4 = !{i32 2, !"Debug Info Version", i32 3} |
| !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) |
| !8 = !DISubroutineType(types: !9) |
| !9 = !{!10, !10} |
| !10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) |
| !11 = !DILocalVariable(name: "a", arg: 1, scope: !7, file: !1, line: 1, type: !10) |
| !12 = !DILocation(line: 1, column: 13, scope: !7) |
| !13 = !DILocation(line: 2, column: 7, scope: !14) |
| !14 = distinct !DILexicalBlock(scope: !7, file: !1, line: 2, column: 7) |
| !15 = !DILocation(line: 2, column: 9, scope: !14) |
| !16 = !DILocation(line: 2, column: 7, scope: !7) |
| !17 = !DILocation(line: 3, column: 5, scope: !14) |
| !18 = !DILocation(line: 5, column: 5, scope: !14) |
| !19 = !DILocation(line: 6, column: 1, scope: !7) |
| !20 = !{i32 1, !"ProfileSummary", !21} |
| !21 = !{!22, !23, !24, !25, !26, !27, !28, !29} |
| !22 = !{!"ProfileFormat", !"InstrProf"} |
| !23 = !{!"TotalCount", i64 10000} |
| !24 = !{!"MaxCount", i64 10} |
| !25 = !{!"MaxInternalCount", i64 1} |
| !26 = !{!"MaxFunctionCount", i64 1000} |
| !27 = !{!"NumCounts", i64 3} |
| !28 = !{!"NumFunctions", i64 5} |
| !29 = !{!"DetailedSummary", !30} |
| !30 = !{!31, !32, !33} |
| !31 = !{i32 10000, i64 100, i32 1} |
| !32 = !{i32 999900, i64 100, i32 1} |
| !33 = !{i32 999999, i64 1, i32 2} |
| !34 = !{!"function_entry_count", i64 7000} |
| !35 = !{!"function_section_prefix", !"hot"} |
| !36 = !{!"branch_weights", i32 6999, i32 1} |
