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1; RUN: opt < %s -S -passes=loop-vectorize,dce,instcombine -force-vector-interleave=1 -force-vector-width=4 | FileCheck %s2; Make sure we vectorize with debugging turned on.3 4source_filename = "test/Transforms/LoopVectorize/dbg.value.ll"5target 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-S128"6 7@A = global [1024 x i32] zeroinitializer, align 16, !dbg !08@B = global [1024 x i32] zeroinitializer, align 16, !dbg !79@C = global [1024 x i32] zeroinitializer, align 16, !dbg !910; CHECK-LABEL: @test(11 12; Function Attrs: nounwind ssp uwtable13define i32 @test() #0 !dbg !15 {14entry:15 tail call void @llvm.dbg.value(metadata i32 0, metadata !19, metadata !21), !dbg !2216 br label %for.body, !dbg !2217 18for.body: ; preds = %for.body, %entry19 ;CHECK: load <4 x i32>20 %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ]21 %arrayidx = getelementptr inbounds [1024 x i32], ptr @B, i64 0, i64 %indvars.iv, !dbg !2322 %0 = load i32, ptr %arrayidx, align 4, !dbg !2323 %arrayidx2 = getelementptr inbounds [1024 x i32], ptr @C, i64 0, i64 %indvars.iv, !dbg !2324 %1 = load i32, ptr %arrayidx2, align 4, !dbg !2325 %add = add nsw i32 %1, %0, !dbg !2326 %arrayidx4 = getelementptr inbounds [1024 x i32], ptr @A, i64 0, i64 %indvars.iv, !dbg !2327 store i32 %add, ptr %arrayidx4, align 4, !dbg !2328 %indvars.iv.next = add i64 %indvars.iv, 1, !dbg !2229 tail call void @llvm.dbg.value(metadata !12, metadata !19, metadata !21), !dbg !2230 %lftr.wideiv = trunc i64 %indvars.iv.next to i32, !dbg !2231 %exitcond = icmp ne i32 %lftr.wideiv, 1024, !dbg !2232 br i1 %exitcond, label %for.body, label %for.end, !dbg !2233 34for.end: ; preds = %for.body35 ret i32 0, !dbg !2536}37 38; Function Attrs: nounwind readnone39 40declare void @llvm.dbg.declare(metadata, metadata, metadata) #141 42; Function Attrs: nounwind readnone43declare void @llvm.dbg.value(metadata, metadata, metadata) #144 45attributes #0 = { nounwind ssp uwtable "fp-contract-model"="standard" "frame-pointer"="non-leaf" "relocation-model"="pic" "ssp-buffers-size"="8" }46attributes #1 = { nounwind readnone }47 48!llvm.dbg.cu = !{!11}49!llvm.module.flags = !{!14}50 51!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())52!1 = !DIGlobalVariable(name: "A", scope: null, file: !2, line: 1, type: !3, isLocal: false, isDefinition: true)53!2 = !DIFile(filename: "test", directory: "/path/to/somewhere")54!3 = !DICompositeType(tag: DW_TAG_array_type, baseType: !4, size: 32768, align: 32)55!4 = !DIBasicType(name: "int", size: 32, align: 32, encoding: DW_ATE_signed)56!7 = !DIGlobalVariableExpression(var: !8, expr: !DIExpression())57!8 = !DIGlobalVariable(name: "B", scope: null, file: !2, line: 2, type: !3, isLocal: false, isDefinition: true)58!9 = !DIGlobalVariableExpression(var: !10, expr: !DIExpression())59!10 = !DIGlobalVariable(name: "C", scope: null, file: !2, line: 3, type: !3, isLocal: false, isDefinition: true)60!11 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !2, producer: "clang", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !12, retainedTypes: !12, globals: !13)61!12 = !{}62!13 = !{!0, !7, !9}63!14 = !{i32 1, !"Debug Info Version", i32 3}64!15 = distinct !DISubprogram(name: "test", linkageName: "test", scope: !2, file: !2, line: 5, type: !16, isLocal: false, isDefinition: true, scopeLine: 5, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: true, unit: !11, retainedNodes: !18)65!16 = !DISubroutineType(types: !17)66!17 = !{!4}67!18 = !{!19}68!19 = !DILocalVariable(name: "i", scope: !20, file: !2, line: 6, type: !4)69!20 = distinct !DILexicalBlock(scope: !15, file: !2, line: 6)70!21 = !DIExpression()71!22 = !DILocation(line: 6, scope: !20)72!23 = !DILocation(line: 7, scope: !24)73!24 = distinct !DILexicalBlock(scope: !20, file: !2, line: 6)74!25 = !DILocation(line: 9, scope: !15)75 76