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71 lines
3.2 KiB
71 lines
3.2 KiB
4 months ago
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; REQUIRES: object-emission
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; RUN: %llc_dwarf -O0 -filetype=obj %s -o %t
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; RUN: llvm-dwarfdump %t | FileCheck %s
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; Check that we emit ranges for this which has a non-traditional section and a normal section.
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; CHECK: DW_TAG_compile_unit
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; CHECK: DW_AT_ranges
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; CHECK: DW_TAG_subprogram
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; CHECK: DW_AT_low_pc
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; CHECK: DW_AT_high_pc
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; CHECK: DW_TAG_subprogram
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; CHECK: DW_AT_low_pc
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; CHECK: DW_AT_high_pc
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; CHECK: .debug_ranges contents:
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; FIXME: When we get better dumping facilities we'll want to elaborate here.
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; CHECK: 00000000 <End of list>
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; Function Attrs: nounwind uwtable
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define i32 @foo(i32 %a) #0 section "__TEXT,__foo" !dbg !4 {
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entry:
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%a.addr = alloca i32, align 4
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store i32 %a, i32* %a.addr, align 4
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call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !13, metadata !DIExpression()), !dbg !14
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%0 = load i32, i32* %a.addr, align 4, !dbg !15
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%add = add nsw i32 %0, 5, !dbg !15
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ret i32 %add, !dbg !15
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}
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; Function Attrs: nounwind readnone
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declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
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; Function Attrs: nounwind uwtable
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define i32 @bar(i32 %a) #0 !dbg !9 {
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entry:
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%a.addr = alloca i32, align 4
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store i32 %a, i32* %a.addr, align 4
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call void @llvm.dbg.declare(metadata i32* %a.addr, metadata !16, metadata !DIExpression()), !dbg !17
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%0 = load i32, i32* %a.addr, align 4, !dbg !18
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%add = add nsw i32 %0, 5, !dbg !18
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ret i32 %add, !dbg !18
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}
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attributes #0 = { nounwind uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { nounwind readnone }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!10, !11}
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!llvm.ident = !{!12}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5.0 (trunk 204164) (llvm/trunk 204183)", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)
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!1 = !DIFile(filename: "foo.c", directory: "/usr/local/google/home/echristo")
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!2 = !{}
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!4 = distinct !DISubprogram(name: "foo", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 1, file: !1, scope: !5, type: !6, variables: !2)
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!5 = !DIFile(filename: "foo.c", directory: "/usr/local/google/home/echristo")
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!6 = !DISubroutineType(types: !7)
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!7 = !{!8, !8}
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!8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!9 = distinct !DISubprogram(name: "bar", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 5, file: !1, scope: !5, type: !6, variables: !2)
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!10 = !{i32 2, !"Dwarf Version", i32 4}
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!11 = !{i32 1, !"Debug Info Version", i32 3}
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!12 = !{!"clang version 3.5.0 (trunk 204164) (llvm/trunk 204183)"}
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!13 = !DILocalVariable(name: "a", line: 1, arg: 1, scope: !4, file: !5, type: !8)
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!14 = !DILocation(line: 1, scope: !4)
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!15 = !DILocation(line: 2, scope: !4)
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!16 = !DILocalVariable(name: "a", line: 5, arg: 1, scope: !9, file: !5, type: !8)
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!17 = !DILocation(line: 5, scope: !9)
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!18 = !DILocation(line: 6, scope: !9)
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