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gerrit-public.fairphone.software / toolchain / llvm-project / d050e456317f751c567d9100b5d3a6ca357a6469 / . / llvm / test / CodeGen / BPF / BTF / func-source.ll
blob: 6e1bed332d756f0df3137e4ba7cba056dbd3ab19 [file] [log] [blame]
Yonghong Song7b410ac2018-12-19 16:40:25 +0000[diff] [blame]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 f(void) { }
6; Compilation flag:
7; clang -target bpf -O2 -g -gdwarf-5 -gembed-source -S -emit-llvm t.c
8;
9; This test embeds the source code in the IR, so the line info should have
10; correct reference to the lines in the string table.
11
12; Function Attrs: norecurse nounwind readnone
13define dso_local void @f() local_unnamed_addr #0 !dbg !7 {
14entry:
15 ret void, !dbg !10
16}
17
18; CHECK: .section .BTF,"",@progbits
19; CHECK-NEXT: .short 60319 # 0xeb9f
20; CHECK-NEXT: .byte 1
21; CHECK-NEXT: .byte 0
22; CHECK-NEXT: .long 24
23; CHECK-NEXT: .long 0
24; CHECK-NEXT: .long 24
25; CHECK-NEXT: .long 24
26; CHECK-NEXT: .long 35
27; CHECK-NEXT: .long 0 # BTF_KIND_FUNC_PROTO(id = 1)
28; CHECK-NEXT: .long 218103808 # 0xd000000
29; CHECK-NEXT: .long 0
30; CHECK-NEXT: .long 33 # BTF_KIND_FUNC(id = 2)
31; CHECK-NEXT: .long 201326592 # 0xc000000
32; CHECK-NEXT: .long 1
33; CHECK-NEXT: .byte 0 # string offset=0
34; CHECK-NEXT: .ascii ".text" # string offset=1
35; CHECK-NEXT: .byte 0
36; CHECK-NEXT: .ascii "/tmp/t.c" # string offset=7
37; CHECK-NEXT: .byte 0
38; CHECK-NEXT: .ascii "void f(void) { }" # string offset=16
39; CHECK-NEXT: .byte 0
40; CHECK-NEXT: .byte 102 # string offset=33
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 24
47; CHECK-NEXT: .long 0
48; CHECK-NEXT: .long 20
49; CHECK-NEXT: .long 20
50; CHECK-NEXT: .long 28
51; CHECK-NEXT: .long 8 # FuncInfo
52; CHECK-NEXT: .long 1 # FuncInfo section string offset=1
53; CHECK-NEXT: .long 1
54; CHECK-NEXT: .long .Lfunc_begin0
55; CHECK-NEXT: .long 2
56; CHECK-NEXT: .long 16 # LineInfo
57; CHECK-NEXT: .long 1 # LineInfo section string offset=1
58; CHECK-NEXT: .long 1
59; CHECK-NEXT: .long .Ltmp{{[0-9]+}}
60; CHECK-NEXT: .long 7
61; CHECK-NEXT: .long 16
62; CHECK-NEXT: .long 1040 # Line 1 Col 16
63
64attributes #0 = { norecurse 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" }
65
66!llvm.dbg.cu = !{!0}
67!llvm.module.flags = !{!3, !4, !5}
68!llvm.ident = !{!6}
69
70!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)
71!1 = !DIFile(filename: "t.c", directory: "/tmp", checksumkind: CSK_MD5, checksum: "978599fafe3a080b456e3d95a3710359", source: "void f(void) { }\0A")
72!2 = !{}
73!3 = !{i32 2, !"Dwarf Version", i32 5}
74!4 = !{i32 2, !"Debug Info Version", i32 3}
75!5 = !{i32 1, !"wchar_size", i32 4}
76!6 = !{!"clang version 8.0.0 (trunk 344789) (llvm/trunk 344782)"}
77!7 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !8, isLocal: false, isDefinition: true, scopeLine: 1, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, isOptimized: true, unit: !0, retainedNodes: !2)
78!8 = !DISubroutineType(types: !9)
79!9 = !{null}
80!10 = !DILocation(line: 1, column: 16, scope: !7)