forked from OSchip/llvm-project
53 lines
2.7 KiB
LLVM
53 lines
2.7 KiB
LLVM
; RUN: llc < %s | FileCheck %s
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; Should sink matching DBG_VALUEs also.
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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-macosx10.7.0"
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define i32 @foo(i32 %i, i32* nocapture %c) nounwind uwtable readonly ssp !dbg !1 {
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tail call void @llvm.dbg.value(metadata i32 %i, i64 0, metadata !6, metadata !DIExpression()), !dbg !12
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%ab = load i32, i32* %c, align 1, !dbg !14
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tail call void @llvm.dbg.value(metadata i32* %c, i64 0, metadata !7, metadata !DIExpression()), !dbg !13
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tail call void @llvm.dbg.value(metadata i32 %ab, i64 0, metadata !10, metadata !DIExpression()), !dbg !14
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%cd = icmp eq i32 %i, 42, !dbg !15
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br i1 %cd, label %bb1, label %bb2, !dbg !15
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bb1: ; preds = %0
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;CHECK: DEBUG_VALUE: a
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;CHECK: .loc 1 5 5
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;CHECK-NEXT: addl
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%gh = add nsw i32 %ab, 2, !dbg !16
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br label %bb2, !dbg !16
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bb2:
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%.0 = phi i32 [ %gh, %bb1 ], [ 0, %0 ]
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ret i32 %.0, !dbg !17
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}
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declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!22}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "Apple clang version 3.0 (tags/Apple/clang-211.10.1) (based on LLVM 3.0svn)", isOptimized: true, emissionKind: FullDebug, file: !20, enums: !21, retainedTypes: !21, imports: null)
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!1 = distinct !DISubprogram(name: "foo", line: 2, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !0, file: !20, scope: !2, type: !3, variables: !19)
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!2 = !DIFile(filename: "a.c", directory: "/private/tmp")
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!3 = !DISubroutineType(types: !4)
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!4 = !{!5}
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!5 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!6 = !DILocalVariable(name: "i", line: 2, arg: 1, scope: !1, file: !2, type: !5)
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!7 = !DILocalVariable(name: "c", line: 2, arg: 2, scope: !1, file: !2, type: !8)
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!8 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 64, align: 64, scope: !0, baseType: !5)
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!9 = !DIBasicType(tag: DW_TAG_base_type, name: "char", size: 8, align: 8, encoding: DW_ATE_signed_char)
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!10 = !DILocalVariable(name: "a", line: 3, scope: !11, file: !2, type: !5)
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!11 = distinct !DILexicalBlock(line: 2, column: 25, file: !20, scope: !1)
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!12 = !DILocation(line: 2, column: 13, scope: !1)
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!13 = !DILocation(line: 2, column: 22, scope: !1)
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!14 = !DILocation(line: 3, column: 14, scope: !11)
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!15 = !DILocation(line: 4, column: 3, scope: !11)
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!16 = !DILocation(line: 5, column: 5, scope: !11)
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!17 = !DILocation(line: 7, column: 1, scope: !11)
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!19 = !{!6, !7, !10}
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!20 = !DIFile(filename: "a.c", directory: "/private/tmp")
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!21 = !{}
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!22 = !{i32 1, !"Debug Info Version", i32 3}
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