1; RUN: llc %s -stop-after=finalize-isel -o - \ 2; RUN: | FileCheck %s --implicit-check-not=DBG_ 3 4 5; RUN: llc --try-experimental-debuginfo-iterators %s -stop-after=finalize-isel -o - \ 6; RUN: | FileCheck %s --implicit-check-not=DBG_ 7 8;; Ensure that the order of several debug intrinsics between non-debug 9;; instructions is maintained. 10 11; CHECK-DAG: ![[A:[0-9]+]] = !DILocalVariable(name: "a", 12; CHECK-DAG: ![[B:[0-9]+]] = !DILocalVariable(name: "b", 13; CHECK-DAG: ![[C:[0-9]+]] = !DILocalVariable(name: "c", 14 15; CHECK: DBG_VALUE $esi, $noreg, ![[B]], !DIExpression() 16; CHECK-NEXT: DBG_VALUE $edx, $noreg, ![[C]], !DIExpression() 17; CHECK-NEXT: DBG_VALUE $esi, $noreg, ![[A]], !DIExpression(DW_OP_LLVM_fragment, 0, 32) 18; CHECK-NEXT: DBG_VALUE $edx, $noreg, ![[A]], !DIExpression(DW_OP_LLVM_fragment, 32, 32) 19 20target triple = "x86_64-unknown-linux-gnu" 21 22define dso_local i32 @fun(i64 %a.coerce, i32 noundef %b, i32 noundef %c) local_unnamed_addr #0 !dbg !7 { 23entry: 24 call void @llvm.dbg.assign(metadata i32 %b, metadata !17, metadata !DIExpression(), metadata !19, metadata ptr undef, metadata !DIExpression()), !dbg !20 25 call void @llvm.dbg.assign(metadata i32 %c, metadata !18, metadata !DIExpression(), metadata !21, metadata ptr undef, metadata !DIExpression()), !dbg !20 26 call void @llvm.dbg.assign(metadata i32 %b, metadata !16, metadata !DIExpression(DW_OP_LLVM_fragment, 0, 32), metadata !22, metadata ptr undef, metadata !DIExpression()), !dbg !20 27 call void @llvm.dbg.assign(metadata i32 %c, metadata !16, metadata !DIExpression(DW_OP_LLVM_fragment, 32, 32), metadata !23, metadata ptr undef, metadata !DIExpression()), !dbg !20 28 %mul = mul nsw i32 %c, %b, !dbg !24 29 ret i32 %mul, !dbg !25 30} 31 32declare void @llvm.dbg.assign(metadata, metadata, metadata, metadata, metadata, metadata) 33 34!llvm.dbg.cu = !{!0} 35!llvm.module.flags = !{!2, !3, !4, !5, !1000} 36!llvm.ident = !{!6} 37 38!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) 39!1 = !DIFile(filename: "test.c", directory: "/") 40!2 = !{i32 7, !"Dwarf Version", i32 5} 41!3 = !{i32 2, !"Debug Info Version", i32 3} 42!4 = !{i32 1, !"wchar_size", i32 4} 43!5 = !{i32 7, !"uwtable", i32 1} 44!6 = !{!"clang version 14.0.0"} 45!7 = distinct !DISubprogram(name: "fun", scope: !1, file: !1, line: 3, type: !8, scopeLine: 3, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !15) 46!8 = !DISubroutineType(types: !9) 47!9 = !{!10, !11, !10, !10} 48!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 49!11 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "S", file: !1, line: 2, size: 64, elements: !12) 50!12 = !{!13, !14} 51!13 = !DIDerivedType(tag: DW_TAG_member, name: "x", scope: !11, file: !1, line: 2, baseType: !10, size: 32) 52!14 = !DIDerivedType(tag: DW_TAG_member, name: "y", scope: !11, file: !1, line: 2, baseType: !10, size: 32, offset: 32) 53!15 = !{!16, !17, !18} 54!16 = !DILocalVariable(name: "a", arg: 1, scope: !7, file: !1, line: 3, type: !11) 55!17 = !DILocalVariable(name: "b", arg: 2, scope: !7, file: !1, line: 3, type: !10) 56!18 = !DILocalVariable(name: "c", arg: 3, scope: !7, file: !1, line: 3, type: !10) 57!19 = distinct !DIAssignID() 58!20 = !DILocation(line: 0, scope: !7) 59!21 = distinct !DIAssignID() 60!22 = distinct !DIAssignID() 61!23 = distinct !DIAssignID() 62!24 = !DILocation(line: 6, column: 14, scope: !7) 63!25 = !DILocation(line: 6, column: 3, scope: !7) 64!1000 = !{i32 7, !"debug-info-assignment-tracking", i1 true} 65