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
7 ; __int f(__int a) { return a; }
9 ; clang -target bpf -O2 -g -S -emit-llvm t.c
11 ; Function Attrs: nounwind readnone
12 define dso_local i32 @f(i32 returned %a) local_unnamed_addr #0 !dbg !7 {
14 call void @llvm.dbg.value(metadata i32 %a, metadata !14, metadata !DIExpression()), !dbg !15
18 ; CHECK: .section .BTF,"",@progbits
19 ; CHECK-NEXT: .short 60319 # 0xeb9f
22 ; CHECK-NEXT: .long 24
24 ; CHECK-NEXT: .long 72
25 ; CHECK-NEXT: .long 72
26 ; CHECK-NEXT: .long 35
27 ; CHECK-NEXT: .long 1 # BTF_KIND_TYPEDEF(id = 1)
28 ; CHECK-NEXT: .long 134217728 # 0x8000000
30 ; CHECK-NEXT: .long 7 # BTF_KIND_TYPEDEF(id = 2)
31 ; CHECK-NEXT: .long 134217728 # 0x8000000
33 ; CHECK-NEXT: .long 12 # BTF_KIND_INT(id = 3)
34 ; CHECK-NEXT: .long 16777216 # 0x1000000
36 ; CHECK-NEXT: .long 16777248 # 0x1000020
37 ; CHECK-NEXT: .long 0 # BTF_KIND_FUNC_PROTO(id = 4)
38 ; CHECK-NEXT: .long 218103809 # 0xd000001
40 ; CHECK-NEXT: .long 16
42 ; CHECK-NEXT: .long 18 # BTF_KIND_FUNC(id = 5)
43 ; CHECK-NEXT: .long 201326592 # 0xc000000
45 ; CHECK-NEXT: .byte 0 # string offset=0
46 ; CHECK-NEXT: .ascii "__int" # string offset=1
48 ; CHECK-NEXT: .ascii "_int" # string offset=7
50 ; CHECK-NEXT: .ascii "int" # string offset=12
52 ; CHECK-NEXT: .byte 97 # string offset=16
54 ; CHECK-NEXT: .byte 102 # string offset=18
56 ; CHECK-NEXT: .ascii ".text" # string offset=20
58 ; CHECK-NEXT: .ascii "/tmp/t.c" # string offset=26
60 ; CHECK-NEXT: .section .BTF.ext,"",@progbits
61 ; CHECK-NEXT: .short 60319 # 0xeb9f
64 ; CHECK-NEXT: .long 32
66 ; CHECK-NEXT: .long 20
67 ; CHECK-NEXT: .long 20
68 ; CHECK-NEXT: .long 44
69 ; CHECK-NEXT: .long 64
71 ; CHECK-NEXT: .long 8 # FuncInfo
72 ; CHECK-NEXT: .long 20 # FuncInfo section string offset=20
74 ; CHECK-NEXT: .long .Lfunc_begin0
76 ; CHECK-NEXT: .long 16 # LineInfo
77 ; CHECK-NEXT: .long 20 # LineInfo section string offset=20
79 ; CHECK-NEXT: .long .Lfunc_begin0
80 ; CHECK-NEXT: .long 26
82 ; CHECK-NEXT: .long 3072 # Line 3 Col 0
83 ; CHECK-NEXT: .long .Ltmp{{[0-9]+}}
84 ; CHECK-NEXT: .long 26
86 ; CHECK-NEXT: .long 3092 # Line 3 Col 20
89 ; Function Attrs: nounwind readnone speculatable
90 declare void @llvm.dbg.value(metadata, metadata, metadata) #1
92 attributes #0 = { nounwind readnone "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf" "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" }
93 attributes #1 = { nounwind readnone speculatable }
96 !llvm.module.flags = !{!3, !4, !5}
99 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 8.0.0 (trunk 344789) (llvm/trunk 344782)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
100 !1 = !DIFile(filename: "t.c", directory: "/tmp")
102 !3 = !{i32 2, !"Dwarf Version", i32 4}
103 !4 = !{i32 2, !"Debug Info Version", i32 3}
104 !5 = !{i32 1, !"wchar_size", i32 4}
105 !6 = !{!"clang version 8.0.0 (trunk 344789) (llvm/trunk 344782)"}
106 !7 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 3, type: !8, isLocal: false, isDefinition: true, scopeLine: 3, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !13)
107 !8 = !DISubroutineType(types: !9)
109 !10 = !DIDerivedType(tag: DW_TAG_typedef, name: "__int", file: !1, line: 2, baseType: !11)
110 !11 = !DIDerivedType(tag: DW_TAG_typedef, name: "_int", file: !1, line: 1, baseType: !12)
111 !12 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
113 !14 = !DILocalVariable(name: "a", arg: 1, scope: !7, file: !1, line: 3, type: !10)
114 !15 = !DILocation(line: 3, column: 15, scope: !7)
115 !16 = !DILocation(line: 3, column: 20, scope: !7)