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1; RUN: llc -mtriple=bpfel -mcpu=v3 -filetype=obj -o %t1 %s2; RUN: llvm-objcopy --dump-section='.BTF'=%t2 %t13; RUN: %python %p/print_btf.py %t2 | FileCheck -check-prefixes=CHECK-BTF %s4;5; Source code:6; struct key_type {7; int a1;8; };9; const struct key_type __attribute__((section(".maps"))) hash_map;10; Compilation flag:11; clang -target bpf -O2 -g -S -emit-llvm t3.c12 13%struct.key_type = type { i32 }14 15@hash_map = dso_local local_unnamed_addr constant %struct.key_type zeroinitializer, section ".maps", align 4, !dbg !016 17; CHECK-BTF: [1] INT 'int' size=4 bits_offset=0 nr_bits=32 encoding=SIGNED18; CHECK-BTF-NEXT: [2] STRUCT 'key_type' size=4 vlen=119; CHECK-BTF-NEXT: 'a1' type_id=1 bits_offset=020; CHECK-BTF-NEXT: [3] CONST '(anon)' type_id=221; CHECK-BTF-NEXT: [4] VAR 'hash_map' type_id=3, linkage=global22; CHECK-BTF-NEXT: [5] DATASEC '.maps' size=0 vlen=123; CHECK-BTF-NEXT: type_id=4 offset=0 size=424 25!llvm.dbg.cu = !{!2}26!llvm.module.flags = !{!11, !12, !13}27!llvm.ident = !{!14}28 29!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())30!1 = distinct !DIGlobalVariable(name: "hash_map", scope: !2, file: !3, line: 4, type: !6, isLocal: false, isDefinition: true)31!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 11.0.0 (https://github.com/llvm/llvm-project.git 5bd074629f00d4798674b411cf00216f38016483)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5, splitDebugInlining: false, nameTableKind: None)32!3 = !DIFile(filename: "t3.c", directory: "/tmp/home/yhs/tmp1")33!4 = !{}34!5 = !{!0}35!6 = !DIDerivedType(tag: DW_TAG_const_type, baseType: !7)36!7 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "key_type", file: !3, line: 1, size: 32, elements: !8)37!8 = !{!9}38!9 = !DIDerivedType(tag: DW_TAG_member, name: "a1", scope: !7, file: !3, line: 2, baseType: !10, size: 32)39!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)40!11 = !{i32 7, !"Dwarf Version", i32 4}41!12 = !{i32 2, !"Debug Info Version", i32 3}42!13 = !{i32 1, !"wchar_size", i32 4}43!14 = !{!"clang version 11.0.0 (https://github.com/llvm/llvm-project.git 5bd074629f00d4798674b411cf00216f38016483)"}44