1; RUN: llc %s -o - -stop-after=finalize-isel \ 2; RUN: | FileCheck %s --implicit-check-not=DBG 3 4 5; RUN: llc --try-experimental-debuginfo-iterators %s -o - -stop-after=finalize-isel \ 6; RUN: | FileCheck %s --implicit-check-not=DBG 7 8;; Hand written. Check that we fall back to emitting a list of defs for 9;; variables with split allocas (i.e. we want to see DBG_VALUEs and no 10;; debug-info-variable entry in the stack slot table). 11 12; CHECK: stack: 13; CHECK: - { id: 0, name: a, type: default, offset: 0, size: 4, alignment: 4, 14; CHECK: stack-id: default, callee-saved-register: '', callee-saved-restored: true, 15; CHECK: debug-info-variable: '', debug-info-expression: '', debug-info-location: '' } 16; CHECK: - { id: 1, name: c, type: default, offset: 0, size: 4, alignment: 4, 17; CHECK: stack-id: default, callee-saved-register: '', callee-saved-restored: true, 18; CHECK: debug-info-variable: '', debug-info-expression: '', debug-info-location: '' } 19; CHECK: DBG_VALUE %stack.0.a, $noreg, !{{.*}}, !DIExpression(DW_OP_deref, DW_OP_LLVM_fragment, 0, 32) 20; CHECK: DBG_VALUE %stack.1.c, $noreg, !{{.*}}, !DIExpression(DW_OP_deref, DW_OP_LLVM_fragment, 64, 32) 21 22target triple = "x86_64-unknown-linux-gnu" 23 24define dso_local void @fun() !dbg !7 { 25entry: 26 %a = alloca i32, align 4, !DIAssignID !16 27 call void @llvm.dbg.assign(metadata i1 undef, metadata !11, metadata !DIExpression(DW_OP_LLVM_fragment, 0, 32), metadata !16, metadata ptr %a, metadata !DIExpression()), !dbg !17 28 %c = alloca i32, align 4, !DIAssignID !20 29 call void @llvm.dbg.assign(metadata i1 undef, metadata !11, metadata !DIExpression(DW_OP_LLVM_fragment, 64, 32), metadata !20, metadata ptr %c, metadata !DIExpression()), !dbg !17 30 store i32 5, ptr %a, !DIAssignID !21 31 ret void, !dbg !19 32} 33 34declare void @llvm.dbg.assign(metadata, metadata, metadata, metadata, metadata, metadata) 35 36!llvm.dbg.cu = !{!0} 37!llvm.module.flags = !{!2, !3, !4, !5, !1000} 38!llvm.ident = !{!6} 39 40!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 14.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None) 41!1 = !DIFile(filename: "test.c", directory: "/") 42!2 = !{i32 7, !"Dwarf Version", i32 5} 43!3 = !{i32 2, !"Debug Info Version", i32 3} 44!4 = !{i32 1, !"wchar_size", i32 4} 45!5 = !{i32 7, !"uwtable", i32 1} 46!6 = !{!"clang version 14.0.0"} 47!7 = distinct !DISubprogram(name: "fun", scope: !1, file: !1, line: 1, type: !8, scopeLine: 1, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !10) 48!8 = !DISubroutineType(types: !9) 49!9 = !{null} 50!10 = !{!11} 51!11 = !DILocalVariable(name: "local", scope: !7, file: !1, line: 2, type: !12) 52!12 = !DICompositeType(tag: DW_TAG_array_type, baseType: !13, size: 96, elements: !14) 53!13 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 54!14 = !{!15} 55!15 = !DISubrange(count: 3) 56!16 = distinct !DIAssignID() 57!17 = !DILocation(line: 0, scope: !7) 58!18 = !DILocation(line: 2, column: 3, scope: !7) 59!19 = !DILocation(line: 3, column: 1, scope: !7) 60!20 = distinct !DIAssignID() 61!21 = distinct !DIAssignID() 62!1000 = !{i32 7, !"debug-info-assignment-tracking", i1 true} 63