115 lines
5.7 KiB
LLVM
115 lines
5.7 KiB
LLVM
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; RUN: llc < %s -filetype=obj | llvm-dwarfdump -v -debug-info - | FileCheck %s
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; RUN: llc < %s -filetype=obj -regalloc=basic | llvm-dwarfdump -v -debug-info - | 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-darwin10.0.0"
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; Check debug info for variable z_s
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; CHECK: DW_TAG_subprogram
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; CHECK: DW_TAG_subprogram
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; CHECK: DW_TAG_variable
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; CHECK: DW_TAG_variable
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; CHECK-NEXT: DW_AT_location
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; CHECK-NOT: DW_{{TAG|AT}}
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; CHECK: DW_AT_name {{.*}} "z_s"
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; CHECK-NEXT: DW_AT_decl_file
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; CHECK-NEXT: DW_AT_decl_line
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; CHECK-NEXT: DW_AT_type{{.*}}{[[TYPE:.*]]}
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; CHECK: [[TYPE]]:
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; CHECK-NEXT: DW_AT_name {{.*}} "int"
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@.str1 = private unnamed_addr constant [14 x i8] c"m=%u, z_s=%d\0A\00"
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@str = internal constant [21 x i8] c"Failing test vector:\00"
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define i64 @gcd(i64 %a, i64 %b) nounwind readnone optsize noinline ssp !dbg !0 {
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entry:
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tail call void @llvm.dbg.value(metadata i64 %a, i64 0, metadata !10, metadata !DIExpression()), !dbg !18
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tail call void @llvm.dbg.value(metadata i64 %b, i64 0, metadata !11, metadata !DIExpression()), !dbg !19
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br label %while.body, !dbg !20
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while.body: ; preds = %while.body, %entry
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%b.addr.0 = phi i64 [ %b, %entry ], [ %rem, %while.body ]
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%a.addr.0 = phi i64 [ %a, %entry ], [ %b.addr.0, %while.body ]
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%rem = srem i64 %a.addr.0, %b.addr.0, !dbg !21
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%cmp = icmp eq i64 %rem, 0, !dbg !23
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br i1 %cmp, label %if.then, label %while.body, !dbg !23
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if.then: ; preds = %while.body
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tail call void @llvm.dbg.value(metadata i64 %rem, i64 0, metadata !12, metadata !DIExpression()), !dbg !21
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ret i64 %b.addr.0, !dbg !23
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}
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define i32 @main() nounwind optsize ssp !dbg !6 {
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entry:
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%call = tail call i32 @rand() nounwind optsize, !dbg !24
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tail call void @llvm.dbg.value(metadata i32 %call, i64 0, metadata !14, metadata !DIExpression()), !dbg !24
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%cmp = icmp ugt i32 %call, 21, !dbg !25
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br i1 %cmp, label %cond.true, label %cond.end, !dbg !25
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cond.true: ; preds = %entry
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%call1 = tail call i32 @rand() nounwind optsize, !dbg !25
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br label %cond.end, !dbg !25
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cond.end: ; preds = %entry, %cond.true
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%cond = phi i32 [ %call1, %cond.true ], [ %call, %entry ], !dbg !25
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tail call void @llvm.dbg.value(metadata i32 %cond, i64 0, metadata !17, metadata !DIExpression()), !dbg !25
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%conv = sext i32 %cond to i64, !dbg !26
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%conv5 = zext i32 %call to i64, !dbg !26
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%call6 = tail call i64 @gcd(i64 %conv, i64 %conv5) optsize, !dbg !26
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%cmp7 = icmp eq i64 %call6, 0
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br i1 %cmp7, label %return, label %if.then, !dbg !26
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if.then: ; preds = %cond.end
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%puts = tail call i32 @puts(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @str, i64 0, i64 0))
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%call12 = tail call i32 (i8*, ...) @printf(i8* getelementptr inbounds ([14 x i8], [14 x i8]* @.str1, i64 0, i64 0), i32 %call, i32 %cond) nounwind optsize, !dbg !26
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ret i32 1, !dbg !27
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return: ; preds = %cond.end
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ret i32 0, !dbg !27
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}
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declare i32 @rand() optsize
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declare i32 @printf(i8* nocapture, ...) nounwind optsize
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declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone
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declare i32 @puts(i8* nocapture) nounwind
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!llvm.dbg.cu = !{!2}
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!llvm.module.flags = !{!33}
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!0 = distinct !DISubprogram(name: "gcd", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !2, file: !31, scope: !1, type: !3, retainedNodes: !29)
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!1 = !DIFile(filename: "rem_small.c", directory: "/private/tmp")
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!2 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 2.9 (trunk 124117)", isOptimized: true, emissionKind: FullDebug, file: !31, enums: !32, retainedTypes: !32, imports: null)
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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: "long int", size: 64, align: 64, encoding: DW_ATE_signed)
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!6 = distinct !DISubprogram(name: "main", line: 25, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: true, unit: !2, file: !31, scope: !1, type: !7, retainedNodes: !30)
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!7 = !DISubroutineType(types: !8)
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!8 = !{!9}
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!9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
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!10 = !DILocalVariable(name: "a", line: 5, arg: 1, scope: !0, file: !1, type: !5)
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!11 = !DILocalVariable(name: "b", line: 5, arg: 2, scope: !0, file: !1, type: !5)
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!12 = !DILocalVariable(name: "c", line: 6, scope: !13, file: !1, type: !5)
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!13 = distinct !DILexicalBlock(line: 5, column: 52, file: !31, scope: !0)
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!14 = !DILocalVariable(name: "m", line: 26, scope: !15, file: !1, type: !16)
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!15 = distinct !DILexicalBlock(line: 25, column: 12, file: !31, scope: !6)
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!16 = !DIBasicType(tag: DW_TAG_base_type, name: "unsigned int", size: 32, align: 32, encoding: DW_ATE_unsigned)
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!17 = !DILocalVariable(name: "z_s", line: 27, scope: !15, file: !1, type: !9)
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!18 = !DILocation(line: 5, column: 41, scope: !0)
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!19 = !DILocation(line: 5, column: 49, scope: !0)
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!20 = !DILocation(line: 7, column: 5, scope: !13)
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!21 = !DILocation(line: 8, column: 9, scope: !22)
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!22 = distinct !DILexicalBlock(line: 7, column: 14, file: !31, scope: !13)
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!23 = !DILocation(line: 9, column: 9, scope: !22)
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!24 = !DILocation(line: 26, column: 38, scope: !15)
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!25 = !DILocation(line: 27, column: 38, scope: !15)
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!26 = !DILocation(line: 28, column: 9, scope: !15)
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!27 = !DILocation(line: 30, column: 1, scope: !15)
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!29 = !{!10, !11, !12}
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!30 = !{!14, !17}
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!31 = !DIFile(filename: "rem_small.c", directory: "/private/tmp")
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!32 = !{}
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!33 = !{i32 1, !"Debug Info Version", i32 3}
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