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77 lines
4.0 KiB
LLVM
77 lines
4.0 KiB
LLVM
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; RUN: llc < %s -o %t -filetype=obj
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; RUN: llvm-dwarfdump -debug-info %t | FileCheck %s
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; RUN: llc < %s -o %t -filetype=obj -regalloc=basic
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; RUN: llvm-dwarfdump -debug-info %t | FileCheck %s
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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"
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target triple = "x86_64-apple-darwin8"
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; Test that consecutive, identical DBG_VALUEs are merged.
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; CHECK: DW_AT_location{{.*}}(DW_OP_reg5 RDI)
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%0 = type { i64, i1 }
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@__clz_tab = external constant [256 x i8]
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define hidden i128 @__divti3(i128 %u, i128 %v) nounwind readnone !dbg !9 {
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entry:
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tail call void @llvm.dbg.value(metadata i128 %u, metadata !14, metadata !DIExpression()), !dbg !15
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tail call void @llvm.dbg.value(metadata i64 0, metadata !17, metadata !DIExpression()), !dbg !21
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br i1 undef, label %bb2, label %bb4, !dbg !22
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bb2: ; preds = %entry
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tail call void @llvm.dbg.value(metadata i128 %u, metadata !14, metadata !DIExpression()), !dbg !15
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br label %bb4, !dbg !23
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bb4: ; preds = %bb2, %entry
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br i1 undef, label %__udivmodti4.exit, label %bb82.i, !dbg !24
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bb82.i: ; preds = %bb4
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unreachable
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__udivmodti4.exit: ; preds = %bb4
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ret i128 undef, !dbg !27
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}
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declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
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declare void @llvm.dbg.value(metadata, metadata, metadata) nounwind readnone
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declare %0 @llvm.uadd.with.overflow.i64(i64, i64) nounwind readnone
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!llvm.dbg.cu = !{!2}
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!llvm.module.flags = !{!32}
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!0 = distinct !DISubprogram(name: "__udivmodti4", line: 879, isLocal: true, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, scopeLine: 879, file: !29, scope: !1, type: !3)
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!1 = !DIFile(filename: "foobar.c", directory: "/tmp")
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!2 = distinct !DICompileUnit(language: DW_LANG_C89, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", isOptimized: true, emissionKind: FullDebug, file: !29, enums: !31, retainedTypes: !31, imports: null)
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!3 = !DISubroutineType(types: !4)
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!4 = !{!5, !5, !5, !8}
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!5 = !DIDerivedType(tag: DW_TAG_typedef, name: "UTItype", line: 166, file: !30, scope: !6, baseType: !7)
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!6 = !DIFile(filename: "foobar.h", directory: "/tmp")
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!7 = !DIBasicType(tag: DW_TAG_base_type, size: 128, align: 128, encoding: DW_ATE_unsigned)
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!8 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, file: !29, scope: !1, baseType: !5)
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!9 = distinct !DISubprogram(name: "__divti3", linkageName: "__divti3", line: 1094, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, scopeLine: 1094, file: !29, scope: !1, type: !10)
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!10 = !DISubroutineType(types: !11)
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!11 = !{!12, !12, !12}
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!12 = !DIDerivedType(tag: DW_TAG_typedef, name: "TItype", line: 160, file: !30, scope: !6, baseType: !13)
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!13 = !DIBasicType(tag: DW_TAG_base_type, size: 128, align: 128, encoding: DW_ATE_signed)
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!14 = !DILocalVariable(name: "u", line: 1093, arg: 1, scope: !9, file: !1, type: !12)
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!15 = !DILocation(line: 1093, scope: !9)
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!16 = !{i64 0}
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!17 = !DILocalVariable(name: "c", line: 1095, scope: !18, file: !1, type: !19)
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!18 = distinct !DILexicalBlock(line: 1094, column: 0, file: !29, scope: !9)
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!19 = !DIDerivedType(tag: DW_TAG_typedef, name: "word_type", line: 424, file: !30, scope: !6, baseType: !20)
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!20 = !DIBasicType(tag: DW_TAG_base_type, name: "long int", size: 64, align: 64, encoding: DW_ATE_signed)
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!21 = !DILocation(line: 1095, scope: !18)
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!22 = !DILocation(line: 1103, scope: !18)
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!23 = !DILocation(line: 1104, scope: !18)
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!24 = !DILocation(line: 1003, scope: !25, inlinedAt: !26)
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!25 = distinct !DILexicalBlock(line: 879, column: 0, file: !29, scope: !0)
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!26 = !DILocation(line: 1107, scope: !18)
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!27 = !DILocation(line: 1111, scope: !18)
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!29 = !DIFile(filename: "foobar.c", directory: "/tmp")
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!30 = !DIFile(filename: "foobar.h", directory: "/tmp")
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!31 = !{}
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!32 = !{i32 1, !"Debug Info Version", i32 3}
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