forked from OSchip/llvm-project
155 lines
6.3 KiB
LLVM
155 lines
6.3 KiB
LLVM
; RUN: llc -generate-arange-section -minimize-addr-in-v5=Ranges --filetype=obj -o %t < %s
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; RUN: llvm-dwarfdump --debug-info -debug-aranges -debug-addr %t | FileCheck %s
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; RUN: llvm-dwarfdump --verify %t
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; This file was based on output of
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;
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; clang -target msp430 -S -emit-llvm -gdwarf-5 -Os dwarf-basics-v5.c
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;
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; for the following dwarf-basics-v5.c
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;
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; struct X {
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; void *a;
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; };
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;
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; int f(long y, struct X *p)
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; {
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; return 42;
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; }
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;
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; CHECK: file format elf32-msp430
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; CHECK: .debug_info contents:
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; CHECK: Compile Unit: length = 0x{{.*}}, format = DWARF32, version = 0x0005, unit_type = DW_UT_compile, abbr_offset = 0x0000, addr_size = 0x02 (next unit at 0x{{.*}})
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; CHECK: DW_TAG_compile_unit
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; CHECK: DW_AT_producer ("clang version 14.0.0 (git@...)")
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; CHECK: DW_AT_language (DW_LANG_C99)
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; CHECK: DW_AT_name ("dwarf-basics-v5.c")
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; CHECK: DW_AT_str_offsets_base (0x00000008)
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; CHECK: DW_AT_stmt_list (0x{{.*}})
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; CHECK: DW_AT_comp_dir ("/tmp")
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; CHECK: DW_AT_low_pc (0x{{.*}})
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; CHECK: DW_AT_high_pc (0x{{.*}})
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; CHECK: DW_AT_addr_base (0x00000008)
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; CHECK: DW_AT_loclists_base (0x0000000c)
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; CHECK: DW_TAG_subprogram
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; CHECK: DW_AT_low_pc (0x{{.*}})
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; CHECK: DW_AT_high_pc (0x{{.*}})
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; CHECK: DW_AT_frame_base (DW_OP_reg1 SPB)
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; CHECK: DW_AT_call_all_calls (true)
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; CHECK: DW_AT_name ("f")
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; CHECK: DW_AT_decl_file ("/tmp{{[/\\]}}dwarf-basics-v5.c")
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; CHECK: DW_AT_decl_line (5)
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; CHECK: DW_AT_prototyped (true)
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; CHECK: DW_AT_type (0x{{.*}} "int")
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; CHECK: DW_AT_external (true)
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; CHECK: DW_TAG_formal_parameter
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; CHECK: DW_AT_location (indexed (0x0) loclist = 0x{{.*}}:
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; CHECK: [0x0000, 0x0004): DW_OP_reg12 R12B)
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; CHECK: DW_AT_name ("y")
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; CHECK: DW_AT_decl_file ("/tmp{{[/\\]}}dwarf-basics-v5.c")
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; CHECK: DW_AT_decl_line (5)
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; CHECK: DW_AT_type (0x{{.*}} "long")
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; CHECK: DW_TAG_formal_parameter
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; CHECK: DW_AT_location (DW_OP_reg14 R14B)
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; CHECK: DW_AT_name ("p")
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; CHECK: DW_AT_decl_file ("/tmp{{[/\\]}}dwarf-basics-v5.c")
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; CHECK: DW_AT_decl_line (5)
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; CHECK: DW_AT_type (0x{{.*}} "X *")
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; CHECK: NULL
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; CHECK: DW_TAG_base_type
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; CHECK: DW_AT_name ("int")
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; CHECK: DW_AT_encoding (DW_ATE_signed)
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; CHECK: DW_AT_byte_size (0x02)
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; CHECK: DW_TAG_base_type
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; CHECK: DW_AT_name ("long")
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; CHECK: DW_AT_encoding (DW_ATE_signed)
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; CHECK: DW_AT_byte_size (0x04)
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; CHECK: DW_TAG_pointer_type
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; CHECK: DW_AT_type (0x{{.*}} "X")
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; CHECK: DW_TAG_structure_type
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; CHECK: DW_AT_name ("X")
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; CHECK: DW_AT_byte_size (0x02)
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; CHECK: DW_AT_decl_file ("/tmp{{[/\\]}}dwarf-basics-v5.c")
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; CHECK: DW_AT_decl_line (1)
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; CHECK: DW_TAG_member
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; CHECK: DW_AT_name ("a")
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; CHECK: DW_AT_type (0x{{.*}} "void *")
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; CHECK: DW_AT_decl_file ("/tmp{{[/\\]}}dwarf-basics-v5.c")
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; CHECK: DW_AT_decl_line (2)
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; CHECK: DW_AT_data_member_location (0x00)
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; CHECK: NULL
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; CHECK: DW_TAG_pointer_type
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; CHECK: NULL
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; CHECK: .debug_aranges contents:
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; CHECK-NEXT: Address Range Header: length = 0x{{.*}}, format = DWARF32, version = 0x0002, cu_offset = 0x00000000, addr_size = 0x02, seg_size = 0x00
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; CHECK-NEXT: [0x0000, 0x0006)
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; CHECK: .debug_addr contents:
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; CHECK-NEXT: Address table header: length = 0x{{.*}}, format = DWARF32, version = 0x0005, addr_size = 0x02, seg_size = 0x00
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; CHECK-NEXT: Addrs: [
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; CHECK-NEXT: 0x0000
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; CHECK-NEXT: ]
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; ModuleID = 'dwarf-basics-v5.c'
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source_filename = "dwarf-basics-v5.c"
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target datalayout = "e-m:e-p:16:16-i32:16-i64:16-f32:16-f64:16-a:8-n8:16-S16"
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target triple = "msp430"
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%struct.X = type { i8* }
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; Function Attrs: mustprogress nofree norecurse nosync nounwind optsize readnone willreturn
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define dso_local i16 @f(i32 noundef %y, %struct.X* nocapture noundef readnone %p) local_unnamed_addr #0 !dbg !6 {
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entry:
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call void @llvm.dbg.value(metadata i32 %y, metadata !17, metadata !DIExpression()), !dbg !19
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call void @llvm.dbg.value(metadata %struct.X* %p, metadata !18, metadata !DIExpression()), !dbg !19
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ret i16 42, !dbg !20
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}
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; Function Attrs: nofree nosync nounwind readnone speculatable willreturn
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declare void @llvm.dbg.value(metadata, metadata, metadata) #1
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attributes #0 = { mustprogress nofree norecurse nosync nounwind optsize readnone willreturn "frame-pointer"="none" "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" }
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attributes #1 = { nofree nosync nounwind readnone speculatable willreturn }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!2, !3, !4}
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!llvm.ident = !{!5}
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!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 14.0.0 (git@...)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
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!1 = !DIFile(filename: "dwarf-basics-v5.c", directory: "/tmp", checksumkind: CSK_MD5, checksum: "ead340d457001e2ce340630cfa3a9cb8")
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!2 = !{i32 7, !"Dwarf Version", i32 5}
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!3 = !{i32 2, !"Debug Info Version", i32 3}
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!4 = !{i32 1, !"wchar_size", i32 2}
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!5 = !{!"clang version 14.0.0 (git@...)"}
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!6 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 5, type: !7, scopeLine: 6, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !16)
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!7 = !DISubroutineType(types: !8)
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!8 = !{!9, !10, !11}
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!9 = !DIBasicType(name: "int", size: 16, encoding: DW_ATE_signed)
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!10 = !DIBasicType(name: "long", size: 32, encoding: DW_ATE_signed)
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!11 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !12, size: 16)
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!12 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "X", file: !1, line: 1, size: 16, elements: !13)
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!13 = !{!14}
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!14 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !12, file: !1, line: 2, baseType: !15, size: 16)
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!15 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 16)
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!16 = !{!17, !18}
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!17 = !DILocalVariable(name: "y", arg: 1, scope: !6, file: !1, line: 5, type: !10)
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!18 = !DILocalVariable(name: "p", arg: 2, scope: !6, file: !1, line: 5, type: !11)
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!19 = !DILocation(line: 0, scope: !6)
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!20 = !DILocation(line: 7, column: 3, scope: !6)
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