1 ; RUN: llc < %s -filetype=obj | llvm-dwarfdump -debug-dump=info - | FileCheck %s 2 ; RUN: llc < %s -filetype=obj -regalloc=basic | llvm-dwarfdump -debug-dump=info - | FileCheck %s 3 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" 4 target triple = "x86_64-apple-darwin10.0.0" 5 6 ; Check debug info for variable z_s 7 ; CHECK: DW_TAG_subprogram 8 ; CHECK: DW_TAG_subprogram 9 ; CHECK: DW_TAG_variable 10 ; CHECK: DW_TAG_variable 11 ; CHECK-NEXT: DW_AT_location 12 ; CHECK-NEXT: DW_AT_name {{.*}} "z_s" 13 ; CHECK-NEXT: DW_AT_decl_file 14 ; CHECK-NEXT: DW_AT_decl_line 15 ; CHECK-NEXT: DW_AT_type{{.*}}{[[TYPE:.*]]} 16 ; CHECK: [[TYPE]]: 17 ; CHECK-NEXT: DW_AT_name {{.*}} "int" 18 19 20 @.str1 = private unnamed_addr constant [14 x i8] c"m=%u, z_s=%d\0A\00" 21 @str = internal constant [21 x i8] c"Failing test vector:\00" 22 23 define i64 @gcd(i64 %a, i64 %b) nounwind readnone optsize noinline ssp !dbg !0 { 24 entry: 25 tail call void @llvm.dbg.value(metadata i64 %a, i64 0, metadata !10, metadata !DIExpression()), !dbg !18 26 tail call void @llvm.dbg.value(metadata i64 %b, i64 0, metadata !11, metadata !DIExpression()), !dbg !19 27 br label %while.body, !dbg !20 28 29 while.body: ; preds = %while.body, %entry 30 %b.addr.0 = phi i64 [ %b, %entry ], [ %rem, %while.body ] 31 %a.addr.0 = phi i64 [ %a, %entry ], [ %b.addr.0, %while.body ] 32 %rem = srem i64 %a.addr.0, %b.addr.0, !dbg !21 33 %cmp = icmp eq i64 %rem, 0, !dbg !23 34 br i1 %cmp, label %if.then, label %while.body, !dbg !23 35 36 if.then: ; preds = %while.body 37 tail call void @llvm.dbg.value(metadata i64 %rem, i64 0, metadata !12, metadata !DIExpression()), !dbg !21 38 ret i64 %b.addr.0, !dbg !23 39 } 40 41 define i32 @main() nounwind optsize ssp !dbg !6 { 42 entry: 43 %call = tail call i32 @rand() nounwind optsize, !dbg !24 44 tail call void @llvm.dbg.value(metadata i32 %call, i64 0, metadata !14, metadata !DIExpression()), !dbg !24 45 %cmp = icmp ugt i32 %call, 21, !dbg !25 46 br i1 %cmp, label %cond.true, label %cond.end, !dbg !25 47 48 cond.true: ; preds = %entry 49 %call1 = tail call i32 @rand() nounwind optsize, !dbg !25 50 br label %cond.end, !dbg !25 51 52 cond.end: ; preds = %entry, %cond.true 53 %cond = phi i32 [ %call1, %cond.true ], [ %call, %entry ], !dbg !25 54 tail call void @llvm.dbg.value(metadata i32 %cond, i64 0, metadata !17, metadata !DIExpression()), !dbg !25 55 %conv = sext i32 %cond to i64, !dbg !26 56 %conv5 = zext i32 %call to i64, !dbg !26 57 %call6 = tail call i64 @gcd(i64 %conv, i64 %conv5) optsize, !dbg !26 58 %cmp7 = icmp eq i64 %call6, 0 59 br i1 %cmp7, label %return, label %if.then, !dbg !26 60 61 if.then: ; preds = %cond.end 62 %puts = tail call i32 @puts(i8* getelementptr inbounds ([21 x i8], [21 x i8]* @str, i64 0, i64 0)) 63 %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 64 ret i32 1, !dbg !27 65 66 return: ; preds = %cond.end 67 ret i32 0, !dbg !27 68 } 69 70 declare i32 @rand() optsize 71 72 declare i32 @printf(i8* nocapture, ...) nounwind optsize 73 74 declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone 75 76 declare i32 @puts(i8* nocapture) nounwind 77 78 !llvm.dbg.cu = !{!2} 79 !llvm.module.flags = !{!33} 80 81 !0 = distinct !DISubprogram(name: "gcd", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, file: !31, scope: !1, type: !3, variables: !29) 82 !1 = !DIFile(filename: "rem_small.c", directory: "/private/tmp") 83 !2 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 2.9 (trunk 124117)", isOptimized: true, emissionKind: 1, file: !31, enums: !32, retainedTypes: !32, subprograms: !28, imports: null) 84 !3 = !DISubroutineType(types: !4) 85 !4 = !{!5} 86 !5 = !DIBasicType(tag: DW_TAG_base_type, name: "long int", size: 64, align: 64, encoding: DW_ATE_signed) 87 !6 = distinct !DISubprogram(name: "main", line: 25, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: true, file: !31, scope: !1, type: !7, variables: !30) 88 !7 = !DISubroutineType(types: !8) 89 !8 = !{!9} 90 !9 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 91 !10 = !DILocalVariable(name: "a", line: 5, arg: 1, scope: !0, file: !1, type: !5) 92 !11 = !DILocalVariable(name: "b", line: 5, arg: 2, scope: !0, file: !1, type: !5) 93 !12 = !DILocalVariable(name: "c", line: 6, scope: !13, file: !1, type: !5) 94 !13 = distinct !DILexicalBlock(line: 5, column: 52, file: !31, scope: !0) 95 !14 = !DILocalVariable(name: "m", line: 26, scope: !15, file: !1, type: !16) 96 !15 = distinct !DILexicalBlock(line: 25, column: 12, file: !31, scope: !6) 97 !16 = !DIBasicType(tag: DW_TAG_base_type, name: "unsigned int", size: 32, align: 32, encoding: DW_ATE_unsigned) 98 !17 = !DILocalVariable(name: "z_s", line: 27, scope: !15, file: !1, type: !9) 99 !18 = !DILocation(line: 5, column: 41, scope: !0) 100 !19 = !DILocation(line: 5, column: 49, scope: !0) 101 !20 = !DILocation(line: 7, column: 5, scope: !13) 102 !21 = !DILocation(line: 8, column: 9, scope: !22) 103 !22 = distinct !DILexicalBlock(line: 7, column: 14, file: !31, scope: !13) 104 !23 = !DILocation(line: 9, column: 9, scope: !22) 105 !24 = !DILocation(line: 26, column: 38, scope: !15) 106 !25 = !DILocation(line: 27, column: 38, scope: !15) 107 !26 = !DILocation(line: 28, column: 9, scope: !15) 108 !27 = !DILocation(line: 30, column: 1, scope: !15) 109 !28 = !{!0, !6} 110 !29 = !{!10, !11, !12} 111 !30 = !{!14, !17} 112 !31 = !DIFile(filename: "rem_small.c", directory: "/private/tmp") 113 !32 = !{} 114 !33 = !{i32 1, !"Debug Info Version", i32 3} 115
