xref: /llvm-project/llvm/test/CodeGen/BPF/objdump_two_funcs.ll (revision 806761a7629df268c8aed49657aeccffa6bca449)
1; RUN: llc -mtriple=bpfel -filetype=obj -o - %s | llvm-objdump -S - | FileCheck %s
2; RUN: llc -mtriple=bpfeb -filetype=obj -o - %s | llvm-objdump -S - | FileCheck %s
3;
4; Source code:
5;   __attribute__((section("s1")))
6;   int func1(int a) {
7;       return a * a;
8;   }
9;   __attribute__((section("s2")))
10;   int func2(int a) {
11;       return a * a * a;
12;   }
13; Compiler flag to generate IR:
14;   clang -target bpf -S -gdwarf-5 -gembed-source -emit-llvm -g -O2 bug.c
15
16; Function Attrs: norecurse nounwind readnone
17define dso_local i32 @func1(i32 %a) local_unnamed_addr #0 section "s1" !dbg !7 {
18entry:
19; CHECK: <func1>:
20  call void @llvm.dbg.value(metadata i32 %a, metadata !12, metadata !DIExpression()), !dbg !13
21  %mul = mul nsw i32 %a, %a, !dbg !14
22  ret i32 %mul, !dbg !15
23; CHECK: ; return a * a;
24}
25
26; Function Attrs: norecurse nounwind readnone
27define dso_local i32 @func2(i32 %a) local_unnamed_addr #0 section "s2" !dbg !16 {
28entry:
29; CHECK: <func2>:
30  call void @llvm.dbg.value(metadata i32 %a, metadata !18, metadata !DIExpression()), !dbg !19
31  %mul = mul nsw i32 %a, %a, !dbg !20
32  %mul1 = mul nsw i32 %mul, %a, !dbg !21
33  ret i32 %mul1, !dbg !22
34; CHECK: ; return a * a * a;
35}
36
37; Function Attrs: nounwind readnone speculatable
38declare void @llvm.dbg.value(metadata, metadata, metadata) #1
39
40attributes #0 = { norecurse 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" }
41attributes #1 = { nounwind readnone speculatable }
42
43!llvm.dbg.cu = !{!0}
44!llvm.module.flags = !{!3, !4, !5}
45!llvm.ident = !{!6}
46
47!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 9.0.0 (trunk 366422) (llvm/trunk 366423)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, nameTableKind: None)
48!1 = !DIFile(filename: "bug.c", directory: "/tmp/home/yhs/work/tests/llvm/reloc", checksumkind: CSK_MD5, checksum: "c7c9938d4e6989ca33db748213aab194", source: "__attribute__((section(\22s1\22)))\0Aint func1(int a) {\0A    return a * a;\0A}\0A__attribute__((section(\22s2\22)))\0Aint func2(int a) {\0A    return a * a * a;\0A}\0A")
49!2 = !{}
50!3 = !{i32 2, !"Dwarf Version", i32 5}
51!4 = !{i32 2, !"Debug Info Version", i32 3}
52!5 = !{i32 1, !"wchar_size", i32 4}
53!6 = !{!"clang version 9.0.0 (trunk 366422) (llvm/trunk 366423)"}
54!7 = distinct !DISubprogram(name: "func1", scope: !1, file: !1, line: 2, type: !8, scopeLine: 2, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !11)
55!8 = !DISubroutineType(types: !9)
56!9 = !{!10, !10}
57!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
58!11 = !{!12}
59!12 = !DILocalVariable(name: "a", arg: 1, scope: !7, file: !1, line: 2, type: !10)
60!13 = !DILocation(line: 0, scope: !7)
61!14 = !DILocation(line: 3, column: 14, scope: !7)
62!15 = !DILocation(line: 3, column: 5, scope: !7)
63!16 = distinct !DISubprogram(name: "func2", scope: !1, file: !1, line: 6, type: !8, scopeLine: 6, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !17)
64!17 = !{!18}
65!18 = !DILocalVariable(name: "a", arg: 1, scope: !16, file: !1, line: 6, type: !10)
66!19 = !DILocation(line: 0, scope: !16)
67!20 = !DILocation(line: 7, column: 14, scope: !16)
68!21 = !DILocation(line: 7, column: 18, scope: !16)
69!22 = !DILocation(line: 7, column: 5, scope: !16)
70