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68 lines
3.7 KiB
68 lines
3.7 KiB
; RUN: llc -mtriple=x86_64 -filetype=obj -O0 < %s | llvm-dwarfdump - | FileCheck %s
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; CHECK: DW_TAG_compile_unit
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; CHECK: [[CU0BT0:0x[0-9a-f]+]]: DW_TAG_base_type
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; CHECK-NEXT: DW_ATE_signed_8
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; CHECK: [[CU0BT1:0x[0-9a-f]+]]: DW_TAG_base_type
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; CHECK-NEXT: DW_ATE_signed_32
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; CHECK: DW_TAG_variable
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; CHECK: DW_OP_convert ([[CU0BT0]]) "DW_ATE_signed_8", DW_OP_convert ([[CU0BT1]]) "DW_ATE_signed_32"
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; CHECK: DW_TAG_compile_unit
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; CHECK: [[CU1BT0:0x[0-9a-f]+]]: DW_TAG_base_type
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; CHECK-NEXT: DW_ATE_signed_8
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; CHECK: [[CU1BT1:0x[0-9a-f]+]]: DW_TAG_base_type
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; CHECK-NEXT: DW_ATE_signed_16
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; CHECK: DW_TAG_variable
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; CHECK: DW_OP_convert ([[CU1BT0]]) "DW_ATE_signed_8", DW_OP_convert ([[CU1BT1]]) "DW_ATE_signed_16"
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define dso_local signext i8 @foo(i8 signext %x) !dbg !9 {
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entry:
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call void @llvm.dbg.value(metadata i8 %x, metadata !13, metadata !DIExpression()), !dbg !14
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call void @llvm.dbg.value(metadata i8 32, metadata !15, metadata !DIExpression(DW_OP_LLVM_convert, 8, DW_ATE_signed, DW_OP_LLVM_convert, 32, DW_ATE_signed, DW_OP_stack_value)), !dbg !17
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ret i8 %x, !dbg !18
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}
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define dso_local signext i8 @bar(i8 signext %x) !dbg !19 {
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entry:
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call void @llvm.dbg.value(metadata i8 %x, metadata !20, metadata !DIExpression()), !dbg !21
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call void @llvm.dbg.value(metadata i8 32, metadata !22, metadata !DIExpression(DW_OP_LLVM_convert, 8, DW_ATE_signed, DW_OP_LLVM_convert, 16, DW_ATE_signed, DW_OP_stack_value)), !dbg !24
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ret i8 %x, !dbg !25
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}
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; Function Attrs: nounwind readnone speculatable
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declare void @llvm.dbg.value(metadata, metadata, metadata) #1
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attributes #1 = { nounwind readnone speculatable }
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!llvm.dbg.cu = !{!0, !3}
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!llvm.ident = !{!5, !5}
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!llvm.module.flags = !{!6, !7, !8}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 9.0.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
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!1 = !DIFile(filename: "dbg-foo.c", directory: "/tmp", checksumkind: CSK_MD5, checksum: "b35f80a032deb2a30bc187d564b5a775")
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!2 = !{}
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!3 = distinct !DICompileUnit(language: DW_LANG_C99, file: !4, producer: "clang version 9.0.0 ", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
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!4 = !DIFile(filename: "dbg-bar.c", directory: "/tmp", checksumkind: CSK_MD5, checksum: "9836bb594260d883960455e7d8bc51ea")
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!5 = !{!"clang version 9.0.0 "}
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!6 = !{i32 2, !"Dwarf Version", i32 5}
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!7 = !{i32 2, !"Debug Info Version", i32 3}
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!8 = !{i32 1, !"wchar_size", i32 4}
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!9 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 7, type: !10, scopeLine: 8, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
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!10 = !DISubroutineType(types: !11)
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!11 = !{!12, !12}
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!12 = !DIBasicType(name: "signed char", size: 8, encoding: DW_ATE_signed_char)
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!13 = !DILocalVariable(name: "x", arg: 1, scope: !9, file: !1, line: 7, type: !12)
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!14 = !DILocation(line: 7, column: 29, scope: !9)
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!15 = !DILocalVariable(name: "y", scope: !9, file: !1, line: 9, type: !16)
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!16 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!17 = !DILocation(line: 9, column: 14, scope: !9)
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!18 = !DILocation(line: 10, column: 3, scope: !9)
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!19 = distinct !DISubprogram(name: "bar", scope: !4, file: !4, line: 1, type: !10, scopeLine: 2, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition, unit: !3, retainedNodes: !2)
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!20 = !DILocalVariable(name: "x", arg: 1, scope: !19, file: !4, line: 1, type: !12)
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!21 = !DILocation(line: 1, column: 29, scope: !19)
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!22 = !DILocalVariable(name: "z", scope: !19, file: !4, line: 3, type: !23)
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!23 = !DIBasicType(name: "short", size: 16, encoding: DW_ATE_signed)
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!24 = !DILocation(line: 3, column: 16, scope: !19)
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!25 = !DILocation(line: 4, column: 3, scope: !19)
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