1; RUN: opt -passes=callsite-splitting -S < %s | FileCheck %s --implicit-check-not=dbg.value 2; RUN: opt -passes=callsite-splitting -S < %s --try-experimental-debuginfo-iterators | FileCheck %s --implicit-check-not=dbg.value 3 4;; Test that DebugLocs are preserved, and that dbg.values are duplicated. 5 6 7; CHECK-LABEL: @test1 8; CHECK: #dbg_value(i32 0, 9; CHECK-NEXT: [[R1:%.+]] = call i32 @callee(i32 0, i32 %dd), !dbg [[DBG1:!.*]] 10; CHECK: #dbg_value(i32 0, 11; CHECK-NEXT: [[R2:%.+]] = call i32 @callee(i32 1, i32 %dd), !dbg [[DBG1]] 12; CHECK-LABEL: CallSite: 13; CHECK-NEXT: phi i32 [ [[R2]], %land.rhs.split ], [ [[R1]], %entry.split ], !dbg [[DBG1]] 14; CHECK-NEXT: #dbg_value(i32 1, 15 16declare void @llvm.dbg.value(metadata, metadata, metadata) 17 18define i32 @test1(ptr dereferenceable(4) %cc, i32 %dd, i1 %arg) !dbg !6 { 19entry: 20 br i1 %arg, label %CallSite, label %land.rhs 21 22land.rhs: ; preds = %entry 23 br label %CallSite 24 25CallSite: ; preds = %land.rhs, %entry 26 %pv = phi i32 [ 0, %entry ], [ 1, %land.rhs ] 27 call void @llvm.dbg.value(metadata i32 0, metadata !9, metadata !DIExpression()), !dbg !18 28 %call = call i32 @callee(i32 %pv, i32 %dd), !dbg !18 29 call void @llvm.dbg.value(metadata i32 1, metadata !9, metadata !DIExpression()), !dbg !18 30 ret i32 %call 31} 32 33; CHECK-LABEL: @test2 34; CHECK: [[LV1:%.*]] = load i32, ptr %ptr, align 4, !dbg [[DBG_LV:!.*]] 35; CHECK-NEXT: #dbg_value(i32 0, 36; CHECK-NEXT: [[R1:%.+]] = call i32 @callee(i32 0, i32 10), !dbg [[DBG_CALL:!.*]] 37; CHECK: [[LV2:%.*]] = load i32, ptr %ptr, align 4, !dbg [[DBG_LV]] 38; CHECK-NEXT: #dbg_value(i32 0, 39; CHECK-NEXT: [[R2:%.+]] = call i32 @callee(i32 0, i32 %i), !dbg [[DBG_CALL]] 40; CHECK-LABEL: CallSite: 41; CHECK-NEXT: phi i32 [ [[LV1]], %Header.split ], [ [[LV2]], %TBB.split ], !dbg [[DBG_LV]] 42; CHECK-NEXT: phi i32 [ [[R1]], %Header.split ], [ [[R2]], %TBB.split ], !dbg [[DBG_CALL]] 43; CHECK-NEXT: #dbg_value(i32 1, 44 45define void @test2(ptr %ptr, i32 %i, i1 %arg) !dbg !19 { 46Header: 47 %tobool = icmp ne i32 %i, 10 48 br i1 %tobool, label %TBB, label %CallSite 49 50TBB: ; preds = %Header 51 br i1 %arg, label %CallSite, label %End 52 53CallSite: ; preds = %TBB, %Header 54 %lv = load i32, ptr %ptr, align 4, !dbg !25 55 call void @llvm.dbg.value(metadata i32 0, metadata !21, metadata !DIExpression()), !dbg !26 56 %cv = call i32 @callee(i32 0, i32 %i), !dbg !26 57 call void @llvm.dbg.value(metadata i32 1, metadata !21, metadata !DIExpression()), !dbg !26 58 %sub = sub nsw i32 %lv, %cv 59 br label %End 60 61End: ; preds = %CallSite, %TBB 62 ret void 63} 64 65define i32 @callee(i32 %aa, i32 %bb) { 66entry: 67 %add = add nsw i32 %aa, %bb 68 ret i32 %add 69} 70 71!llvm.dbg.cu = !{!0} 72!llvm.debugify = !{!3, !4} 73!llvm.module.flags = !{!5} 74 75!0 = distinct !DICompileUnit(language: DW_LANG_C, file: !1, producer: "debugify", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2) 76!1 = !DIFile(filename: "<stdin>", directory: "/") 77!2 = !{} 78!3 = !{i32 23} 79!4 = !{i32 11} 80!5 = !{i32 2, !"Debug Info Version", i32 3} 81!6 = distinct !DISubprogram(name: "test", linkageName: "test", scope: null, file: !1, line: 3, type: !7, isLocal: false, isDefinition: true, scopeLine: 3, isOptimized: true, unit: !0, retainedNodes: !8) 82!7 = !DISubroutineType(types: !2) 83!8 = !{!9, !11, !13, !15, !16, !17} 84!9 = !DILocalVariable(name: "2", scope: !6, file: !1, line: 3, type: !10) 85!10 = !DIBasicType(name: "ty64", size: 64, encoding: DW_ATE_unsigned) 86!11 = !DILocalVariable(name: "3", scope: !6, file: !1, line: 5, type: !12) 87!12 = !DIBasicType(name: "ty32", size: 32, encoding: DW_ATE_unsigned) 88!13 = !DILocalVariable(name: "4", scope: !6, file: !1, line: 6, type: !14) 89!14 = !DIBasicType(name: "ty8", size: 8, encoding: DW_ATE_unsigned) 90!15 = !DILocalVariable(name: "5", scope: !6, file: !1, line: 9, type: !12) 91!16 = !DILocalVariable(name: "6", scope: !6, file: !1, line: 10, type: !12) 92!17 = !DILocalVariable(name: "7", scope: !6, file: !1, line: 11, type: !10) 93!18 = !DILocation(line: 10, column: 1, scope: !6) 94!19 = distinct !DISubprogram(name: "test_add_new_phi", linkageName: "test_add_new_phi", scope: null, file: !1, line: 14, type: !7, isLocal: false, isDefinition: true, scopeLine: 14, isOptimized: true, unit: !0, retainedNodes: !20) 95!20 = !{!21, !22, !23, !24} 96!21 = !DILocalVariable(name: "8", scope: !19, file: !1, line: 14, type: !14) 97!22 = !DILocalVariable(name: "9", scope: !19, file: !1, line: 17, type: !10) 98!23 = !DILocalVariable(name: "10", scope: !19, file: !1, line: 18, type: !12) 99!24 = !DILocalVariable(name: "11", scope: !19, file: !1, line: 20, type: !12) 100!25 = !DILocation(line: 18, column: 1, scope: !19) 101!26 = !DILocation(line: 19, column: 1, scope: !19) 102