| ; RUN: llc -generate-arange-section < %s | FileCheck %s |
| |
| ; CHECK: .short 2 # DWARF Arange version number |
| ; CHECK: # Segment Size |
| ; CHECK-NOT: debug_loc |
| ; CHECK: .quad global |
| ; CHECK-NOT: debug_loc |
| ; CHECK: # ARange terminator |
| |
| ; --- Source code --- |
| ; Generated with "clang -g -O1 -S -emit-llvm" |
| |
| ; int global = 2; |
| ; int foo(int bar) { return bar; } |
| ; int foo2(int bar2) { return bar2; } |
| |
| ; int main() { |
| ; return foo(2) + foo2(1) + global; |
| ; } |
| |
| ; ModuleID = 'tmp/debug_ranges/a.cc' |
| source_filename = "test/DebugInfo/X86/dwarf-aranges-no-dwarf-labels.ll" |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| @global = global i32 2, align 4, !dbg !0 |
| |
| ; Function Attrs: nounwind readnone uwtable |
| define i32 @_Z3fooi(i32 %bar) #0 !dbg !9 { |
| entry: |
| tail call void @llvm.dbg.value(metadata i32 %bar, metadata !13, metadata !14), !dbg !15 |
| ret i32 %bar, !dbg !15 |
| } |
| |
| ; Function Attrs: nounwind readnone uwtable |
| define i32 @_Z4foo2i(i32 %bar2) #0 !dbg !16 { |
| entry: |
| tail call void @llvm.dbg.value(metadata i32 %bar2, metadata !18, metadata !14), !dbg !19 |
| ret i32 %bar2, !dbg !19 |
| } |
| |
| ; Function Attrs: nounwind readonly uwtable |
| define i32 @main() #1 !dbg !20 { |
| entry: |
| %call = tail call i32 @_Z3fooi(i32 2), !dbg !23 |
| %call1 = tail call i32 @_Z4foo2i(i32 1), !dbg !23 |
| %add = add nsw i32 %call1, %call, !dbg !23 |
| %0 = load i32, ptr @global, align 4, !dbg !23, !tbaa !24 |
| %add2 = add nsw i32 %add, %0, !dbg !23 |
| ret i32 %add2, !dbg !23 |
| } |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.value(metadata, metadata, metadata) #2 |
| |
| attributes #0 = { nounwind readnone uwtable "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #1 = { nounwind readonly uwtable "less-precise-fpmad"="false" "frame-pointer"="none" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } |
| attributes #2 = { nounwind readnone } |
| |
| !llvm.dbg.cu = !{!4} |
| !llvm.module.flags = !{!7, !8} |
| |
| !0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) |
| !1 = !DIGlobalVariable(name: "global", scope: null, file: !2, line: 1, type: !3, isLocal: false, isDefinition: true) |
| !2 = !DIFile(filename: "tmp/debug_ranges/a.cc", directory: "/") |
| !3 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed) |
| !4 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !2, producer: "clang version 3.4 (191881)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !5, retainedTypes: !5, globals: !6, imports: !5) |
| !5 = !{} |
| !6 = !{!0} |
| !7 = !{i32 2, !"Dwarf Version", i32 4} |
| !8 = !{i32 1, !"Debug Info Version", i32 3} |
| !9 = distinct !DISubprogram(name: "foo", linkageName: "_Z3fooi", scope: !2, file: !2, line: 2, type: !10, isLocal: false, isDefinition: true, scopeLine: 2, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !4, retainedNodes: !12) |
| !10 = !DISubroutineType(types: !11) |
| !11 = !{!3, !3} |
| !12 = !{!13} |
| !13 = !DILocalVariable(name: "bar", arg: 1, scope: !9, file: !2, line: 2, type: !3) |
| !14 = !DIExpression() |
| !15 = !DILocation(line: 2, scope: !9) |
| !16 = distinct !DISubprogram(name: "foo2", linkageName: "_Z4foo2i", scope: !2, file: !2, line: 3, type: !10, isLocal: false, isDefinition: true, scopeLine: 3, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !4, retainedNodes: !17) |
| !17 = !{!18} |
| !18 = !DILocalVariable(name: "bar2", arg: 1, scope: !16, file: !2, line: 3, type: !3) |
| !19 = !DILocation(line: 3, scope: !16) |
| !20 = distinct !DISubprogram(name: "main", scope: !2, file: !2, line: 5, type: !21, isLocal: false, isDefinition: true, scopeLine: 5, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !4, retainedNodes: !5) |
| !21 = !DISubroutineType(types: !22) |
| !22 = !{!3} |
| !23 = !DILocation(line: 6, scope: !20) |
| !24 = !{!25, !25, i64 0} |
| !25 = !{!"int", !26} |
| !26 = !{!"omnipotent char", !27} |
| !27 = !{!"Simple C/C++ TBAA"} |
| |