86 lines
4.3 KiB
LLVM
86 lines
4.3 KiB
LLVM
; RUN: llc -split-dwarf-file=foo.dwo -mtriple=x86_64-unknown-linux-gnu -filetype=obj %s -o %t32
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; RUN: llvm-dwarfdump -v -debug-info -debug-rnglists %t32 | \
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; RUN: FileCheck %s --check-prefixes=CHECK,DWARF32
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; RUN: llc -dwarf64 -split-dwarf-file=foo.dwo -mtriple=x86_64-unknown-linux-gnu -filetype=obj %s -o %t64
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; RUN: llvm-dwarfdump -v -debug-info -debug-rnglists %t64 | \
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; RUN: FileCheck %s --check-prefixes=CHECK,DWARF64
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; CHECK: .debug_info contents:
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; CHECK: .debug_info.dwo contents:
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; CHECK: DW_AT_ranges [DW_FORM_rnglistx] (indexed (0x0) rangelist = 0x[[#%.8x,RNG_OFF:]]
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; CHECK: [0x0000000000000001, 0x000000000000000c) ".text"
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; CHECK: [0x000000000000000e, 0x0000000000000013) ".text")
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; CHECK: .debug_rnglists.dwo contents:
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; DWARF32: 0x00000000: range list header: length = 0x00000015, format = DWARF32, version = 0x0005, addr_size = 0x08, seg_size = 0x00, offset_entry_count = 0x00000001
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; DWARF64: 0x00000000: range list header: length = 0x0000000000000019, format = DWARF64, version = 0x0005, addr_size = 0x08, seg_size = 0x00, offset_entry_count = 0x00000001
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; CHECK: offsets: [
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; DWARF32: 0x00000004 => 0x[[#RNG_OFF]]
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; DWARF64: 0x0000000000000008 => 0x[[#RNG_OFF]]
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; CHECK: ]
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; CHECK: ranges:
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; CHECK: 0x[[#RNG_OFF]]: [DW_RLE_base_addressx]: 0x0000000000000000
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; CHECK: 0x[[#RNG_OFF+2]]: [DW_RLE_offset_pair ]: 0x0000000000000001, 0x000000000000000c => [0x0000000000000001, 0x000000000000000c)
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; CHECK: 0x[[#RNG_OFF+5]]: [DW_RLE_offset_pair ]: 0x000000000000000e, 0x0000000000000013 => [0x000000000000000e, 0x0000000000000013)
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; CHECK: 0x[[#RNG_OFF+8]]: [DW_RLE_end_of_list ]
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; Function Attrs: noinline optnone uwtable
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define dso_local void @_Z2f3v() !dbg !7 {
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entry:
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%x = alloca i32, align 4
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call void @llvm.dbg.declare(metadata i32* %x, metadata !10, metadata !DIExpression()), !dbg !13
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%call = call i32 @_Z2f2v(), !dbg !14
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store i32 %call, i32* %x, align 4, !dbg !13
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%0 = load i32, i32* %x, align 4, !dbg !13
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%tobool = icmp ne i32 %0, 0, !dbg !13
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br i1 %tobool, label %if.then, label %if.end, !dbg !15
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if.then: ; preds = %entry
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call void @_Z2f1v(), !dbg !16
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br label %if.end, !dbg !18
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if.end: ; preds = %if.then, %entry
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ret void, !dbg !19
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}
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; Function Attrs: nounwind readnone speculatable
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declare void @llvm.dbg.declare(metadata, metadata, metadata)
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declare dso_local i32 @_Z2f2v()
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declare dso_local void @_Z2f1v()
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; Function Attrs: noinline nounwind optnone uwtable
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define dso_local void @_Z2f4v() #3 section "x" !dbg !20 {
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entry:
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ret void, !dbg !21
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}
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5}
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!llvm.ident = !{!6}
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!0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 8.0.0 (trunk 344806) (llvm/trunk 344835)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: GNU)
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!1 = !DIFile(filename: "ranges.cpp", directory: "/usr/local/google/home/blaikie/dev/scratch", checksumkind: CSK_MD5, checksum: "a1e825b91fba21d696f05eb06d440aa3")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 5}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!5 = !{i32 1, !"wchar_size", i32 4}
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!6 = !{!"clang version 8.0.0 (trunk 344806) (llvm/trunk 344835)"}
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!7 = distinct !DISubprogram(name: "f3", linkageName: "_Z2f3v", scope: !1, file: !1, line: 3, type: !8, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
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!8 = !DISubroutineType(types: !9)
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!9 = !{null}
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!10 = !DILocalVariable(name: "x", scope: !11, file: !1, line: 4, type: !12)
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!11 = distinct !DILexicalBlock(scope: !7, file: !1, line: 4, column: 11)
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!12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!13 = !DILocation(line: 4, column: 11, scope: !11)
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!14 = !DILocation(line: 4, column: 15, scope: !11)
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!15 = !DILocation(line: 4, column: 11, scope: !7)
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!16 = !DILocation(line: 5, column: 5, scope: !17)
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!17 = distinct !DILexicalBlock(scope: !11, file: !1, line: 4, column: 21)
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!18 = !DILocation(line: 6, column: 3, scope: !17)
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!19 = !DILocation(line: 7, column: 1, scope: !7)
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!20 = distinct !DISubprogram(name: "f4", linkageName: "_Z2f4v", scope: !1, file: !1, line: 8, type: !8, isLocal: false, isDefinition: true, scopeLine: 8, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)
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!21 = !DILocation(line: 8, column: 42, scope: !20)
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