1; RUN: llc -march=bpfel -filetype=asm -o - %s | FileCheck -check-prefixes=CHECK %s 2; RUN: llc -march=bpfeb -filetype=asm -o - %s | FileCheck -check-prefixes=CHECK %s 3 4; Source code: 5; struct { struct {int m;}; } a; 6; Compilation flag: 7; clang -target bpf -O2 -g -S -emit-llvm t.c 8 9%struct.anon = type { %struct.anon.0 } 10%struct.anon.0 = type { i32 } 11 12@a = common dso_local local_unnamed_addr global %struct.anon zeroinitializer, align 4, !dbg !0 13 14!llvm.dbg.cu = !{!2} 15!llvm.module.flags = !{!13, !14, !15} 16!llvm.ident = !{!16} 17 18; CHECK: .section .BTF,"",@progbits 19; CHECK-NEXT: .short 60319 # 0xeb9f 20; CHECK-NEXT: .byte 1 21; CHECK-NEXT: .byte 0 22; CHECK-NEXT: .long 24 23; CHECK-NEXT: .long 0 24; CHECK-NEXT: .long 64 25; CHECK-NEXT: .long 64 26; CHECK-NEXT: .long 7 27; CHECK-NEXT: .long 0 # BTF_KIND_STRUCT(id = 1) 28; CHECK-NEXT: .long 67108865 # 0x4000001 29; CHECK-NEXT: .long 4 30; CHECK-NEXT: .long 0 31; CHECK-NEXT: .long 2 32; CHECK-NEXT: .long 0 33; CHECK-NEXT: .long 0 # BTF_KIND_STRUCT(id = 2) 34; CHECK-NEXT: .long 67108865 # 0x4000001 35; CHECK-NEXT: .long 4 36; CHECK-NEXT: .long 1 37; CHECK-NEXT: .long 3 38; CHECK-NEXT: .long 0 39; CHECK-NEXT: .long 3 # BTF_KIND_INT(id = 3) 40; CHECK-NEXT: .long 16777216 # 0x1000000 41; CHECK-NEXT: .long 4 42; CHECK-NEXT: .long 16777248 # 0x1000020 43; CHECK-NEXT: .byte 0 # string offset=0 44; CHECK-NEXT: .byte 109 # string offset=1 45; CHECK-NEXT: .byte 0 46; CHECK-NEXT: .ascii "int" # string offset=3 47; CHECK-NEXT: .byte 0 48; CHECK-NEXT: .section .BTF.ext,"",@progbits 49; CHECK-NEXT: .short 60319 # 0xeb9f 50; CHECK-NEXT: .byte 1 51; CHECK-NEXT: .byte 0 52; CHECK-NEXT: .long 24 53; CHECK-NEXT: .long 0 54; CHECK-NEXT: .long 4 55; CHECK-NEXT: .long 4 56; CHECK-NEXT: .long 4 57; CHECK-NEXT: .long 8 # FuncInfo 58; CHECK-NEXT: .long 16 # LineInfo 59 60!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) 61!1 = distinct !DIGlobalVariable(name: "a", scope: !2, file: !3, line: 1, type: !6, isLocal: false, isDefinition: true) 62!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 8.0.0 (trunk 344789) (llvm/trunk 344782)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5, nameTableKind: None) 63!3 = !DIFile(filename: "t.c", directory: "/home/yhs/tmp") 64!4 = !{} 65!5 = !{!0} 66!6 = distinct !DICompositeType(tag: DW_TAG_structure_type, file: !3, line: 1, size: 32, elements: !7) 67!7 = !{!8} 68!8 = !DIDerivedType(tag: DW_TAG_member, scope: !6, file: !3, line: 1, baseType: !9, size: 32) 69!9 = distinct !DICompositeType(tag: DW_TAG_structure_type, scope: !6, file: !3, line: 1, size: 32, elements: !10) 70!10 = !{!11} 71!11 = !DIDerivedType(tag: DW_TAG_member, name: "m", scope: !9, file: !3, line: 1, baseType: !12, size: 32) 72!12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 73!13 = !{i32 2, !"Dwarf Version", i32 4} 74!14 = !{i32 2, !"Debug Info Version", i32 3} 75!15 = !{i32 1, !"wchar_size", i32 4} 76!16 = !{!"clang version 8.0.0 (trunk 344789) (llvm/trunk 344782)"} 77