1--- | 2 ; RUN: llc %s -march=x86-64 -run-pass=livedebugvalues -o - | FileCheck %s -implicit-check-not=DBG_VALUE 3 4 ; Check that live-debug-values ignores meta instructions. 5 6 ; CHECK-LABEL: bb.0.entry: 7 ; CHECK: DBG_VALUE $ebx, $noreg, !16, !DIExpression(), debug-location !17 8 ; CHECK-LABEL: bb.1.bb1: 9 ; CHECK: DBG_VALUE $ebx, $noreg, !16, !DIExpression() 10 ; CHECK-LABEL: bb.2.bb2: 11 ; CHECK: DBG_VALUE $ebx, $noreg, !16, !DIExpression() 12 ; CHECK-LABEL: bb.3.bb3: 13 ; CHECK: DBG_VALUE $ebx, $noreg, !16, !DIExpression() 14 15 define i32 @_Z8bb_to_bb() local_unnamed_addr !dbg !12 { 16 entry: 17 br label %bb1, !dbg !17 18 bb1: 19 br label %bb2, !dbg !17 20 bb2: 21 br label %bb3, !dbg !17 22 bb3: 23 ret i32 0, !dbg !17 24 } 25 26 !llvm.dbg.cu = !{!0} 27 !llvm.module.flags = !{!7, !8, !9, !10} 28 !llvm.ident = !{!11} 29 !0 = distinct !DICompileUnit(language: DW_LANG_C_plus_plus, file: !1, producer: "clang version 10.0.0", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, globals: !3, debugInfoForProfiling: true, nameTableKind: None) 30 !1 = !DIFile(filename: "main.cpp", directory: "F:\") 31 !2 = !{} 32 !3 = !{!4} 33 !4 = !DIGlobalVariableExpression(var: !5, expr: !DIExpression()) 34 !5 = distinct !DIGlobalVariable(name: "start", scope: !0, file: !1, line: 4, type: !6, isLocal: false, isDefinition: true) 35 !6 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 36 !7 = !{i32 2, !"Dwarf Version", i32 4} 37 !8 = !{i32 2, !"Debug Info Version", i32 3} 38 !9 = !{i32 1, !"wchar_size", i32 2} 39 !10 = !{i32 7, !"PIC Level", i32 2} 40 !11 = !{!"clang version 10.0.0"} 41 !12 = distinct !DISubprogram(name: "bb_to_bb", linkageName: "bb_to_bb", scope: !1, file: !1, line: 6, type: !13, scopeLine: 6, flags: DIFlagPrototyped, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !15) 42 !13 = !DISubroutineType(types: !14) 43 !14 = !{!6, !6} 44 !15 = !{!16} 45 !16 = !DILocalVariable(name: "myVar", scope: !12, file: !1, line: 7, type: !6) 46 !17 = !DILocation(line: 10, scope: !12) 47 48... 49--- 50name: _Z8bb_to_bb 51body: | 52 bb.0.entry: 53 successors: %bb.1 54 $ebx = MOV32ri 0, debug-location !17 55 DBG_VALUE $ebx, $noreg, !16, !DIExpression(), debug-location !17 56 bb.1.bb1: 57 successors: %bb.2 58 renamable $ebx = KILL $ebx 59 bb.2.bb2: 60 successors: %bb.3 61 renamable $ebx = KILL $ebx 62 bb.3.bb3: 63 RETQ $eax, debug-location !17 64... 65