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1; RUN: llc %s -filetype=obj -o %t.o2; RUN: llvm-dwarfdump %t.o | FileCheck %s3 4; Test whether DW_OP_over is processed properly.5; CHECK-LABEL: DW_TAG_array_type6; CHECK-LABEL: DW_TAG_array_type7; CHECK-NOT: DW_TAG8; CHECK: DW_AT_data_location9; CHECK: DW_AT_allocated10; CHECK: DW_TAG_subrange_type11; CHECK: DW_AT_lower_bound (DW_OP_push_object_address, DW_OP_over, DW_OP_constu 0x30, DW_OP_mul, DW_OP_plus_uconst 0x50, DW_OP_plus, DW_OP_deref)12; CHECK: DW_AT_upper_bound (DW_OP_push_object_address, DW_OP_over, DW_OP_constu 0x30, DW_OP_mul, DW_OP_plus_uconst 0x78, DW_OP_plus, DW_OP_deref)13; CHECK: DW_AT_byte_stride (DW_OP_push_object_address, DW_OP_over, DW_OP_constu 0x30, DW_OP_mul, DW_OP_plus_uconst 0x70, DW_OP_plus, DW_OP_deref, DW_OP_lit4, DW_OP_mul)14; CHECK: DW_TAG_subrange_type15; CHECK: DW_AT_lower_bound (DW_OP_push_object_address, DW_OP_plus_uconst 0x80, DW_OP_deref)16; CHECK: DW_AT_upper_bound (DW_OP_push_object_address, DW_OP_plus_uconst 0xa8, DW_OP_deref)17; CHECK: DW_AT_byte_stride (DW_OP_push_object_address, DW_OP_plus_uconst 0xa0, DW_OP_deref, DW_OP_lit4, DW_OP_mul)18; CHECK: DW_TAG_subrange_type19; CHECK: DW_AT_lower_bound (DW_OP_push_object_address, DW_OP_plus_uconst 0xb0, DW_OP_deref)20; CHECK: DW_AT_upper_bound (DW_OP_push_object_address, DW_OP_plus_uconst 0xd8, DW_OP_deref)21; CHECK: DW_AT_byte_stride (DW_OP_push_object_address, DW_OP_plus_uconst 0xd0, DW_OP_deref, DW_OP_lit4, DW_OP_mul)22 23; Test case is hand written with the help of below Fortran source program.24; Generated IR is meaning less and goal of it is just to check the25; processing of DWARF operator DW_OP_over.26;------------------------------27;program main28;integer, allocatable :: arr(:,:,:)29;allocate(arr(2:20,3:30,4:40))30;arr(2,3,4)=9931;print *, arr32;end program main33;------------------------------34 35; ModuleID = 'over.ll'36source_filename = "allocated.ll"37target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"38target triple = "x86_64-unknown-linux-gnu"39 40define void @MAIN_() !dbg !5 {41L.entry:42 %.Z0655_362 = alloca ptr, align 843 %"arr$sd1_379" = alloca [28 x i64], align 844 call void @llvm.dbg.declare(metadata ptr %.Z0655_362, metadata !8, metadata !DIExpression()), !dbg !1145 call void @llvm.dbg.declare(metadata ptr %.Z0655_362, metadata !12, metadata !DIExpression()), !dbg !1146 call void @llvm.dbg.declare(metadata ptr %"arr$sd1_379", metadata !14, metadata !DIExpression()), !dbg !1147 call void @llvm.dbg.declare(metadata ptr %"arr$sd1_379", metadata !19, metadata !DIExpression()), !dbg !1148 ret void, !dbg !2549}50 51; Function Attrs: nounwind readnone speculatable willreturn52declare void @llvm.dbg.declare(metadata, metadata, metadata)53 54!llvm.module.flags = !{!0, !1}55!llvm.dbg.cu = !{!2}56 57!0 = !{i32 2, !"Dwarf Version", i32 4}58!1 = !{i32 2, !"Debug Info Version", i32 3}59!2 = distinct !DICompileUnit(language: DW_LANG_Fortran90, file: !3, producer: " F90 Flang 1.5 2017-05-01", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !4, globals: !4, imports: !4)60!3 = !DIFile(filename: "over.f90", directory: "/dir")61!4 = !{}62!5 = distinct !DISubprogram(name: "main", scope: !2, file: !3, line: 1, type: !6, scopeLine: 1, spFlags: DISPFlagDefinition | DISPFlagMainSubprogram, unit: !2)63!6 = !DISubroutineType(cc: DW_CC_program, types: !7)64!7 = !{null}65!8 = distinct !DILocalVariable(scope: !5, file: !3, type: !9, flags: DIFlagArtificial)66!9 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !10, size: 64, align: 64)67!10 = !DIBasicType(name: "integer", size: 32, align: 32, encoding: DW_ATE_signed)68!11 = !DILocation(line: 0, scope: !5)69!12 = distinct !DILocalVariable(scope: !5, file: !3, type: !13, flags: DIFlagArtificial)70!13 = !DIBasicType(name: "logical", size: 32, align: 32, encoding: DW_ATE_boolean)71!14 = distinct !DILocalVariable(name: "descriptor", scope: !5, file: !3, type: !15)72!15 = !DICompositeType(tag: DW_TAG_array_type, baseType: !16, size: 1792, align: 64, elements: !17)73!16 = !DIBasicType(name: "integer*8", size: 64, align: 64, encoding: DW_ATE_signed)74!17 = !{!18}75!18 = !DISubrange(lowerBound: 1, upperBound: 28)76!19 = !DILocalVariable(name: "arr", scope: !5, file: !3, type: !20)77!20 = !DICompositeType(tag: DW_TAG_array_type, baseType: !10, size: 32, align: 32, elements: !21, dataLocation: !8, allocated: !12)78!21 = !{!22, !23, !24}79!22 = !DISubrange(lowerBound: !DIExpression(DW_OP_push_object_address, DW_OP_over, DW_OP_constu, 48, DW_OP_mul, DW_OP_plus_uconst, 80, DW_OP_plus, DW_OP_deref), upperBound: !DIExpression(DW_OP_push_object_address, DW_OP_over, DW_OP_constu, 48, DW_OP_mul, DW_OP_plus_uconst, 120, DW_OP_plus, DW_OP_deref), stride: !DIExpression(DW_OP_push_object_address, DW_OP_over, DW_OP_constu, 48, DW_OP_mul, DW_OP_plus_uconst, 112, DW_OP_plus, DW_OP_deref, DW_OP_constu, 4, DW_OP_mul))80!23 = !DISubrange(lowerBound: !DIExpression(DW_OP_push_object_address, DW_OP_plus_uconst, 128, DW_OP_deref), upperBound: !DIExpression(DW_OP_push_object_address, DW_OP_plus_uconst, 168, DW_OP_deref), stride: !DIExpression(DW_OP_push_object_address, DW_OP_plus_uconst, 160, DW_OP_deref, DW_OP_constu, 4, DW_OP_mul))81!24 = !DISubrange(lowerBound: !DIExpression(DW_OP_push_object_address, DW_OP_plus_uconst, 176, DW_OP_deref), upperBound: !DIExpression(DW_OP_push_object_address, DW_OP_plus_uconst, 216, DW_OP_deref), stride: !DIExpression(DW_OP_push_object_address, DW_OP_plus_uconst, 208, DW_OP_deref, DW_OP_constu, 4, DW_OP_mul))82!25 = !DILocation(line: 6, column: 1, scope: !5)83