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63 lines
2.9 KiB
63 lines
2.9 KiB
4 months ago
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; RUN: llc -march=bpfel -filetype=asm -o - %s | FileCheck -check-prefixes=CHECK %s
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; RUN: llc -march=bpfeb -filetype=asm -o - %s | FileCheck -check-prefixes=CHECK %s
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; Source code:
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; struct t1;
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; struct t2 {struct t1 *p;} a;
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; Compilation flag:
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; clang -target bpf -O2 -g -S -emit-llvm t.c
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%struct.t2 = type { %struct.t1* }
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%struct.t1 = type opaque
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@a = common dso_local local_unnamed_addr global %struct.t2 zeroinitializer, align 8, !dbg !0
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!llvm.dbg.cu = !{!2}
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!llvm.module.flags = !{!11, !12, !13}
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!llvm.ident = !{!14}
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; CHECK: .section .BTF,"",@progbits
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; CHECK-NEXT: .short 60319 # 0xeb9f
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; CHECK-NEXT: .byte 1
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; CHECK-NEXT: .byte 0
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; CHECK-NEXT: .long 24
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long 48
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; CHECK-NEXT: .long 48
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; CHECK-NEXT: .long 9
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; CHECK-NEXT: .long 1 # BTF_KIND_STRUCT(id = 1)
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; CHECK-NEXT: .long 67108865 # 0x4000001
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; CHECK-NEXT: .long 8
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; CHECK-NEXT: .long 4
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; CHECK-NEXT: .long 2
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long 0 # BTF_KIND_PTR(id = 2)
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; CHECK-NEXT: .long 33554432 # 0x2000000
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; CHECK-NEXT: .long 3
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; CHECK-NEXT: .long 6 # BTF_KIND_FWD(id = 3)
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; CHECK-NEXT: .long 117440512 # 0x7000000
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .byte 0 # string offset=0
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; CHECK-NEXT: .ascii "t2" # string offset=1
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; CHECK-NEXT: .byte 0
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; CHECK-NEXT: .byte 112 # string offset=4
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; CHECK-NEXT: .byte 0
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; CHECK-NEXT: .ascii "t1" # string offset=6
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; CHECK-NEXT: .byte 0
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!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
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!1 = distinct !DIGlobalVariable(name: "a", scope: !2, file: !3, line: 2, type: !6, isLocal: false, isDefinition: true)
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!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)
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!3 = !DIFile(filename: "t.c", directory: "/home/yhs/tmp")
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!4 = !{}
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!5 = !{!0}
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!6 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "t2", file: !3, line: 2, size: 64, elements: !7)
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!7 = !{!8}
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!8 = !DIDerivedType(tag: DW_TAG_member, name: "p", scope: !6, file: !3, line: 2, baseType: !9, size: 64)
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!9 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !10, size: 64)
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!10 = !DICompositeType(tag: DW_TAG_structure_type, name: "t1", file: !3, line: 1, flags: DIFlagFwdDecl)
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!11 = !{i32 2, !"Dwarf Version", i32 4}
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!12 = !{i32 2, !"Debug Info Version", i32 3}
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!13 = !{i32 1, !"wchar_size", i32 4}
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!14 = !{!"clang version 8.0.0 (trunk 344789) (llvm/trunk 344782)"}
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