66 lines
3.9 KiB
LLVM
66 lines
3.9 KiB
LLVM
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;; This test checks whether DW_AT_rank attribute accepts DIExpression.
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; RUN: llc %s -filetype=obj -o - | llvm-dwarfdump - | FileCheck %s
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;; Test whether DW_AT_data_location is generated.
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; CHECK-LABEL: DW_TAG_array_type
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; CHECK: DW_AT_rank (DW_OP_push_object_address, DW_OP_plus_uconst 0x8, DW_OP_deref)
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; CHECK: DW_TAG_generic_subrange
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; 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)
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; CHECK: DW_AT_count (DW_OP_push_object_address, DW_OP_over, DW_OP_constu 0x30, DW_OP_mul, DW_OP_plus_uconst 0x58, DW_OP_plus, DW_OP_deref)
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; 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)
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;; Test case is hand written with the help of below testcase
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;;------------------------------
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;;subroutine sub(arank)
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;; real :: arank(..)
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;; print *, RANK(arank)
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;;end
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;;------------------------------
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; ModuleID = 'dwarfdump-rank.ll'
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source_filename = "dwarfdump-rank.ll"
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define void @sub_(i64* noalias %arank, i64* noalias %"arank$sd") !dbg !5 {
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L.entry:
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call void @llvm.dbg.value(metadata i64* %arank, metadata !17, metadata !DIExpression()), !dbg !18
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call void @llvm.dbg.declare(metadata i64* %"arank$sd", metadata !19, metadata !DIExpression()), !dbg !18
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call void @llvm.dbg.declare(metadata i64* %"arank$sd", metadata !29, metadata !DIExpression()), !dbg !18
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ret void, !dbg !18
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}
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; Function Attrs: nounwind readnone speculatable willreturn
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declare void @llvm.dbg.declare(metadata, metadata, metadata)
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; Function Attrs: nounwind readnone speculatable willreturn
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declare void @llvm.dbg.value(metadata, metadata, metadata)
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!llvm.module.flags = !{!0, !1}
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!llvm.dbg.cu = !{!2}
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!0 = !{i32 2, !"Dwarf Version", i32 4}
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!1 = !{i32 2, !"Debug Info Version", i32 3}
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!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)
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!3 = !DIFile(filename: "generic_subrange.f90", directory: "/dir")
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!4 = !{}
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!5 = distinct !DISubprogram(name: "sub", scope: !2, file: !3, line: 1, type: !6, scopeLine: 1, spFlags: DISPFlagDefinition, unit: !2)
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!6 = !DISubroutineType(types: !7)
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!7 = !{null, !8, !14}
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!8 = !DICompositeType(tag: DW_TAG_array_type, baseType: !9, size: 32, align: 32, elements: !10)
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!9 = !DIBasicType(name: "real", size: 32, align: 32, encoding: DW_ATE_float)
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!10 = !{!11}
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!11 = !DISubrange(lowerBound: 1, upperBound: !12)
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!12 = distinct !DILocalVariable(scope: !5, file: !3, type: !13, flags: DIFlagArtificial)
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!13 = !DIBasicType(name: "integer*8", size: 64, align: 64, encoding: DW_ATE_signed)
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!14 = !DICompositeType(tag: DW_TAG_array_type, baseType: !13, size: 1024, align: 64, elements: !15)
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!15 = !{!16}
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!16 = !DISubrange(lowerBound: 1, upperBound: 16)
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!17 = distinct !DILocalVariable(scope: !5, file: !3, type: !13, flags: DIFlagArtificial)
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!18 = !DILocation(line: 0, scope: !5)
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!19 = !DILocalVariable(name: "arank", arg: 1, scope: !5, file: !3, line: 1, type: !20)
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!20 = !DICompositeType(tag: DW_TAG_array_type, baseType: !9, size: 32, align: 32, elements: !21, dataLocation: !17, rank: !DIExpression(DW_OP_push_object_address, DW_OP_plus_uconst, 8, DW_OP_deref))
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!21 = !{!22}
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!22 = !DIGenericSubrange(count: !DIExpression(DW_OP_push_object_address, DW_OP_over, DW_OP_constu, 48, DW_OP_mul, DW_OP_plus_uconst, 88, DW_OP_plus, DW_OP_deref), 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), 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))
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!29 = !DILocalVariable(arg: 2, scope: !5, file: !3, line: 1, type: !14, flags: DIFlagArtificial)
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