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; void (*a1)(int p1); 6; struct t1 { void (*a1)(int p1); } b1; 7; void f1(int p2) { } 8; Compilation flag: 9; clang -target bpf -O2 -g -S -emit-llvm t.c 10 11%struct.t1 = type { void (i32)* } 12 13@a1 = common dso_local local_unnamed_addr global void (i32)* null, align 8, !dbg !0 14@b1 = common dso_local local_unnamed_addr global %struct.t1 zeroinitializer, align 8, !dbg !6 15 16; Function Attrs: nounwind readnone 17define dso_local void @f1(i32 %p2) local_unnamed_addr #0 !dbg !19 { 18entry: 19 call void @llvm.dbg.value(metadata i32 %p2, metadata !21, metadata !DIExpression()), !dbg !22 20 ret void, !dbg !23 21} 22 23; CHECK: .section .BTF,"",@progbits 24; CHECK-NEXT: .short 60319 # 0xeb9f 25; CHECK-NEXT: .byte 1 26; CHECK-NEXT: .byte 0 27; CHECK-NEXT: .long 24 28; CHECK-NEXT: .long 0 29; CHECK-NEXT: .long 104 30; CHECK-NEXT: .long 104 31; CHECK-NEXT: .long 32 32; CHECK-NEXT: .long 1 # BTF_KIND_INT(id = 1) 33; CHECK-NEXT: .long 16777216 # 0x1000000 34; CHECK-NEXT: .long 4 35; CHECK-NEXT: .long 16777248 # 0x1000020 36; CHECK-NEXT: .long 0 # BTF_KIND_FUNC_PROTO(id = 2) 37; CHECK-NEXT: .long 218103809 # 0xd000001 38; CHECK-NEXT: .long 0 39; CHECK-NEXT: .long 5 40; CHECK-NEXT: .long 1 41; CHECK-NEXT: .long 8 # BTF_KIND_FUNC(id = 3) 42; CHECK-NEXT: .long 201326593 # 0xc000001 43; CHECK-NEXT: .long 2 44; CHECK-NEXT: .long 0 # BTF_KIND_PTR(id = 4) 45; CHECK-NEXT: .long 33554432 # 0x2000000 46; CHECK-NEXT: .long 5 47; CHECK-NEXT: .long 0 # BTF_KIND_FUNC_PROTO(id = 5) 48; CHECK-NEXT: .long 218103809 # 0xd000001 49; CHECK-NEXT: .long 0 50; CHECK-NEXT: .long 0 51; CHECK-NEXT: .long 1 52; CHECK-NEXT: .long 26 # BTF_KIND_STRUCT(id = 6) 53; CHECK-NEXT: .long 67108865 # 0x4000001 54; CHECK-NEXT: .long 8 55; CHECK-NEXT: .long 29 56; CHECK-NEXT: .long 4 57; CHECK-NEXT: .long 0 # 0x0 58; CHECK-NEXT: .byte 0 # string offset=0 59; CHECK-NEXT: .ascii "int" # string offset=1 60; CHECK-NEXT: .byte 0 61; CHECK-NEXT: .ascii "p2" # string offset=5 62; CHECK-NEXT: .byte 0 63; CHECK-NEXT: .ascii "f1" # string offset=8 64; CHECK-NEXT: .byte 0 65; CHECK-NEXT: .ascii ".text" # string offset=11 66; CHECK-NEXT: .byte 0 67; CHECK-NEXT: .ascii "/tmp/t.c" # string offset=17 68; CHECK-NEXT: .byte 0 69; CHECK-NEXT: .ascii "t1" # string offset=26 70; CHECK-NEXT: .byte 0 71; CHECK-NEXT: .ascii "a1" # string offset=29 72; CHECK-NEXT: .byte 0 73; CHECK-NEXT: .section .BTF.ext,"",@progbits 74; CHECK-NEXT: .short 60319 # 0xeb9f 75; CHECK-NEXT: .byte 1 76; CHECK-NEXT: .byte 0 77; CHECK-NEXT: .long 32 78; CHECK-NEXT: .long 0 79; CHECK-NEXT: .long 20 80; CHECK-NEXT: .long 20 81; CHECK-NEXT: .long 28 82; CHECK-NEXT: .long 48 83; CHECK-NEXT: .long 0 84; CHECK-NEXT: .long 8 # FuncInfo 85; CHECK-NEXT: .long 11 # FuncInfo section string offset=11 86; CHECK-NEXT: .long 1 87; CHECK-NEXT: .long .Lfunc_begin0 88; CHECK-NEXT: .long 3 89; CHECK-NEXT: .long 16 # LineInfo 90; CHECK-NEXT: .long 11 # LineInfo section string offset=11 91; CHECK-NEXT: .long 1 92; CHECK-NEXT: .long .Ltmp{{[0-9]+}} 93; CHECK-NEXT: .long 17 94; CHECK-NEXT: .long 0 95; CHECK-NEXT: .long 3091 # Line 3 Col 19 96 97; Function Attrs: nounwind readnone speculatable 98declare void @llvm.dbg.value(metadata, metadata, metadata) #1 99 100attributes #0 = { nounwind readnone "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "frame-pointer"="all" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } 101attributes #1 = { nounwind readnone speculatable } 102 103!llvm.dbg.cu = !{!2} 104!llvm.module.flags = !{!15, !16, !17} 105!llvm.ident = !{!18} 106 107!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression()) 108!1 = distinct !DIGlobalVariable(name: "a1", scope: !2, file: !3, line: 1, type: !11, isLocal: false, isDefinition: true) 109!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 8.0.0 (trunk 345296) (llvm/trunk 345297)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, globals: !5, nameTableKind: None) 110!3 = !DIFile(filename: "t.c", directory: "/tmp") 111!4 = !{} 112!5 = !{!0, !6} 113!6 = !DIGlobalVariableExpression(var: !7, expr: !DIExpression()) 114!7 = distinct !DIGlobalVariable(name: "b1", scope: !2, file: !3, line: 2, type: !8, isLocal: false, isDefinition: true) 115!8 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "t1", file: !3, line: 2, size: 64, elements: !9) 116!9 = !{!10} 117!10 = !DIDerivedType(tag: DW_TAG_member, name: "a1", scope: !8, file: !3, line: 2, baseType: !11, size: 64) 118!11 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !12, size: 64) 119!12 = !DISubroutineType(types: !13) 120!13 = !{null, !14} 121!14 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 122!15 = !{i32 2, !"Dwarf Version", i32 4} 123!16 = !{i32 2, !"Debug Info Version", i32 3} 124!17 = !{i32 1, !"wchar_size", i32 4} 125!18 = !{!"clang version 8.0.0 (trunk 345296) (llvm/trunk 345297)"} 126!19 = distinct !DISubprogram(name: "f1", scope: !3, file: !3, line: 3, type: !12, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !2, retainedNodes: !20) 127!20 = !{!21} 128!21 = !DILocalVariable(name: "p2", arg: 1, scope: !19, file: !3, line: 3, type: !14) 129!22 = !DILocation(line: 3, column: 13, scope: !19) 130!23 = !DILocation(line: 3, column: 19, scope: !19) 131