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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;   int f1(int a1) { return a1; }
6; Compilation flag:
7;   clang -target bpf -O2 -g -S -emit-llvm t.c
8
9; Function Attrs: nounwind readnone
10define dso_local i32 @f1(i32 returned) local_unnamed_addr #0 !dbg !7 {
11  call void @llvm.dbg.value(metadata i32 %0, metadata !12, metadata !DIExpression()), !dbg !13
12  ret i32 %0, !dbg !14
13}
14
15; CHECK:             .section        .BTF,"",@progbits
16; CHECK-NEXT:        .short  60319                   # 0xeb9f
17; CHECK-NEXT:        .byte   1
18; CHECK-NEXT:        .byte   0
19; CHECK-NEXT:        .long   24
20; CHECK-NEXT:        .long   0
21; CHECK-NEXT:        .long   48
22; CHECK-NEXT:        .long   48
23; CHECK-NEXT:        .long   26
24; CHECK-NEXT:        .long   1                       # BTF_KIND_INT(id = 1)
25; CHECK-NEXT:        .long   16777216                # 0x1000000
26; CHECK-NEXT:        .long   4
27; CHECK-NEXT:        .long   16777248                # 0x1000020
28; CHECK-NEXT:        .long   0                       # BTF_KIND_FUNC_PROTO(id = 2)
29; CHECK-NEXT:        .long   218103809               # 0xd000001
30; CHECK-NEXT:        .long   1
31; CHECK-NEXT:        .long   5
32; CHECK-NEXT:        .long   1
33; CHECK-NEXT:        .long   8                       # BTF_KIND_FUNC(id = 3)
34; CHECK-NEXT:        .long   201326593               # 0xc000001
35; CHECK-NEXT:        .long   2
36; CHECK-NEXT:        .byte   0                       # string offset=0
37; CHECK-NEXT:        .ascii  "int"                   # string offset=1
38; CHECK-NEXT:        .byte   0
39; CHECK-NEXT:        .ascii  "a1"                    # string offset=5
40; CHECK-NEXT:        .byte   0
41; CHECK-NEXT:        .ascii  "f1"                    # string offset=8
42; CHECK-NEXT:        .byte   0
43; CHECK-NEXT:        .ascii  ".text"                 # string offset=11
44; CHECK-NEXT:        .byte   0
45; CHECK-NEXT:        .ascii  "/tmp/t.c"              # string offset=17
46; CHECK-NEXT:        .byte   0
47; CHECK-NEXT:        .section        .BTF.ext,"",@progbits
48; CHECK-NEXT:        .short  60319                   # 0xeb9f
49; CHECK-NEXT:        .byte   1
50; CHECK-NEXT:        .byte   0
51; CHECK-NEXT:        .long   32
52; CHECK-NEXT:        .long   0
53; CHECK-NEXT:        .long   20
54; CHECK-NEXT:        .long   20
55; CHECK-NEXT:        .long   44
56; CHECK-NEXT:        .long   64
57; CHECK-NEXT:        .long   0
58; CHECK-NEXT:        .long   8                       # FuncInfo
59; CHECK-NEXT:        .long   11                      # FuncInfo section string offset=11
60; CHECK-NEXT:        .long   1
61; CHECK-NEXT:        .long   .Lfunc_begin0
62; CHECK-NEXT:        .long   3
63; CHECK-NEXT:        .long   16                      # LineInfo
64; CHECK-NEXT:        .long   11                      # LineInfo section string offset=11
65; CHECK-NEXT:        .long   2
66; CHECK-NEXT:        .long   .Lfunc_begin0
67; CHECK-NEXT:        .long   17
68; CHECK-NEXT:        .long   0
69; CHECK-NEXT:        .long   1024                    # Line 1 Col 0
70; CHECK-NEXT:        .long   .Ltmp{{[0-9]+}}
71; CHECK-NEXT:        .long   17
72; CHECK-NEXT:        .long   0
73; CHECK-NEXT:        .long   1042                    # Line 1 Col 18
74
75; Function Attrs: nounwind readnone speculatable
76declare void @llvm.dbg.value(metadata, metadata, metadata) #1
77
78attributes #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" }
79attributes #1 = { nounwind readnone speculatable }
80
81!llvm.dbg.cu = !{!0}
82!llvm.module.flags = !{!3, !4, !5}
83!llvm.ident = !{!6}
84
85!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 8.0.0 (trunk 345562) (llvm/trunk 345560)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
86!1 = !DIFile(filename: "t.c", directory: "/tmp")
87!2 = !{}
88!3 = !{i32 2, !"Dwarf Version", i32 4}
89!4 = !{i32 2, !"Debug Info Version", i32 3}
90!5 = !{i32 1, !"wchar_size", i32 4}
91!6 = !{!"clang version 8.0.0 (trunk 345562) (llvm/trunk 345560)"}
92!7 = distinct !DISubprogram(name: "f1", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !11)
93!8 = !DISubroutineType(types: !9)
94!9 = !{!10, !10}
95!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
96!11 = !{!12}
97!12 = !DILocalVariable(name: "a1", arg: 1, scope: !7, file: !1, line: 1, type: !10)
98!13 = !DILocation(line: 1, column: 12, scope: !7)
99!14 = !DILocation(line: 1, column: 18, scope: !7)
100