1; RUN: llc -mtriple=bpfel -filetype=asm -o - %s | FileCheck -check-prefixes=CHECK %s 2; RUN: llc -mtriple=bpfeb -filetype=asm -o - %s | FileCheck -check-prefixes=CHECK %s 3 4; Source code: 5; int test() { return 0; } 6; Compilation flag: 7; clang -target bpf -O2 -g -S -emit-llvm t.c 8 9; Function Attrs: norecurse nounwind readnone uwtable 10define dso_local i32 @test() local_unnamed_addr #0 !dbg !7 { 11 ret i32 0, !dbg !11 12} 13 14; CHECK: .section .BTF,"",@progbits 15; CHECK-NEXT: .short 60319 # 0xeb9f 16; CHECK-NEXT: .byte 1 17; CHECK-NEXT: .byte 0 18; CHECK-NEXT: .long 24 19; CHECK-NEXT: .long 0 20; CHECK-NEXT: .long 40 21; CHECK-NEXT: .long 40 22; CHECK-NEXT: .long 35 23; CHECK-NEXT: .long 0 # BTF_KIND_FUNC_PROTO(id = 1) 24; CHECK-NEXT: .long 218103808 # 0xd000000 25; CHECK-NEXT: .long 2 26; CHECK-NEXT: .long 1 # BTF_KIND_INT(id = 2) 27; CHECK-NEXT: .long 16777216 # 0x1000000 28; CHECK-NEXT: .long 4 29; CHECK-NEXT: .long 16777248 # 0x1000020 30; CHECK-NEXT: .long 5 # BTF_KIND_FUNC(id = 3) 31; CHECK-NEXT: .long 201326593 # 0xc000001 32; CHECK-NEXT: .long 1 33; CHECK-NEXT: .byte 0 # string offset=0 34; CHECK-NEXT: .ascii "int" # string offset=1 35; CHECK-NEXT: .byte 0 36; CHECK-NEXT: .ascii "test" # string offset=5 37; CHECK-NEXT: .byte 0 38; CHECK-NEXT: .ascii ".text" # string offset=10 39; CHECK-NEXT: .byte 0 40; CHECK-NEXT: .ascii "/home/yhs/ttmp/t.c" # string offset=16 41; CHECK-NEXT: .byte 0 42; CHECK-NEXT: .section .BTF.ext,"",@progbits 43; CHECK-NEXT: .short 60319 # 0xeb9f 44; CHECK-NEXT: .byte 1 45; CHECK-NEXT: .byte 0 46; CHECK-NEXT: .long 32 47; CHECK-NEXT: .long 0 48; CHECK-NEXT: .long 20 49; CHECK-NEXT: .long 20 50; CHECK-NEXT: .long 28 51; CHECK-NEXT: .long 48 52; CHECK-NEXT: .long 0 53; CHECK-NEXT: .long 8 # FuncInfo 54; CHECK-NEXT: .long 10 # FuncInfo section string offset=10 55; CHECK-NEXT: .long 1 56; CHECK-NEXT: .long .Lfunc_begin{{[0-9]+}} 57; CHECK-NEXT: .long 3 58; CHECK-NEXT: .long 16 # LineInfo 59; CHECK-NEXT: .long 10 # LineInfo section string offset=10 60; CHECK-NEXT: .long 1 61; CHECK-NEXT: .long .Ltmp{{[0-9]+}} 62; CHECK-NEXT: .long 16 63; CHECK-NEXT: .long 0 64; CHECK-NEXT: .long 1038 # Line 1 Col 14 65 66attributes #0 = { norecurse nounwind readnone uwtable "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "frame-pointer"="none" "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" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" } 67 68!llvm.dbg.cu = !{!0} 69!llvm.module.flags = !{!3, !4, !5} 70!llvm.ident = !{!6} 71 72!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 8.0.20181009 ", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None) 73!1 = !DIFile(filename: "/home/yhs/ttmp/t.c", directory: "/home/yhs/ttmp") 74!2 = !{} 75!3 = !{i32 2, !"Dwarf Version", i32 4} 76!4 = !{i32 2, !"Debug Info Version", i32 3} 77!5 = !{i32 1, !"wchar_size", i32 4} 78!6 = !{!"clang version 8.0.20181009 "} 79!7 = distinct !DISubprogram(name: "test", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: true, unit: !0, retainedNodes: !2) 80!8 = !DISubroutineType(types: !9) 81!9 = !{!10} 82!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed) 83!11 = !DILocation(line: 1, column: 14, scope: !7) 84