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1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py2# RUN: llc -O0 -mtriple arm64-- -run-pass=instruction-select %s -o - | FileCheck %s3 4--- |5 target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128"6 7 define void @test_dbg_value(i32 %a) !dbg !5 {8 %tmp0 = add i32 %a, %a9 call void @llvm.dbg.value(metadata i32 %tmp0, i64 0, metadata !7, metadata !DIExpression()), !dbg !910 ret void11 }12 13 define void @test_dbg_value_dead(i32 %a) !dbg !10 {14 call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !11, metadata !DIExpression()), !dbg !1215 ret void16 }17 18 declare void @llvm.dbg.value(metadata, i64, metadata, metadata)19 20 !llvm.dbg.cu = !{!0}21 !llvm.module.flags = !{!3, !4}22 23 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "llvm", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)24 !1 = !DIFile(filename: "test.ll", directory: "/tmp")25 !2 = !{}26 !3 = !{i32 2, !"Dwarf Version", i32 4}27 !4 = !{i32 2, !"Debug Info Version", i32 3}28 !5 = distinct !DISubprogram(name: "test_dbg_value", scope: !1, file: !1, line: 1, type: !6, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)29 !6 = !DISubroutineType(types: !2)30 !7 = !DILocalVariable(name: "in", arg: 1, scope: !5, file: !1, line: 1, type: !8)31 !8 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)32 !9 = !DILocation(line: 1, column: 1, scope: !5)33 !10 = distinct !DISubprogram(name: "test_dbg_value", scope: !1, file: !1, line: 1, type: !6, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: false, unit: !0, retainedNodes: !2)34 !11 = !DILocalVariable(name: "in", arg: 1, scope: !10, file: !1, line: 1, type: !8)35 !12 = !DILocation(line: 1, column: 1, scope: !10)36...37 38---39name: test_dbg_value40legalized: true41regBankSelected: true42body: |43 bb.0:44 liveins: $w045 ; CHECK-LABEL: name: test_dbg_value46 ; CHECK: liveins: $w047 ; CHECK-NEXT: {{ $}}48 ; CHECK-NEXT: [[COPY:%[0-9]+]]:gpr32 = COPY $w049 ; CHECK-NEXT: [[ADDWrr:%[0-9]+]]:gpr32 = ADDWrr [[COPY]], [[COPY]]50 ; CHECK-NEXT: $w0 = COPY [[ADDWrr]]51 ; CHECK-NEXT: DBG_VALUE [[ADDWrr]], $noreg, !7, !DIExpression(), debug-location !952 %0:gpr(s32) = COPY $w053 %1:gpr(s32) = G_ADD %0, %054 $w0 = COPY %1(s32)55 DBG_VALUE %1(s32), $noreg, !7, !DIExpression(), debug-location !956...57 58---59name: test_dbg_value_dead60legalized: true61regBankSelected: true62body: |63 bb.0:64 liveins: $w065 ; CHECK-LABEL: name: test_dbg_value_dead66 ; CHECK: liveins: $w067 ; CHECK-NEXT: {{ $}}68 ; CHECK-NEXT: DBG_VALUE %1:gpr64, $noreg, !7, !DIExpression(), debug-location !969 %0:gpr(s32) = COPY $w070 %1:gpr(s64) = G_ZEXT %0:gpr(s32)71 DBG_VALUE %1(s64), $noreg, !7, !DIExpression(), debug-location !972...73