forked from OSchip/llvm-project
98 lines
4.8 KiB
LLVM
98 lines
4.8 KiB
LLVM
; RUN: llc -march=bpfel -filetype=asm -o - %s | FileCheck -check-prefixes=CHECK %s
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; RUN: llc -march=bpfeb -filetype=asm -o - %s | FileCheck -check-prefixes=CHECK %s
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; Source code:
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; int f1(int a1) { return a1; }
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; Compilation flag:
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; clang -target bpf -O2 -g -S -emit-llvm t.c
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; Function Attrs: nounwind readnone
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define dso_local i32 @f1(i32 returned) local_unnamed_addr #0 !dbg !7 {
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call void @llvm.dbg.value(metadata i32 %0, metadata !12, metadata !DIExpression()), !dbg !13
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ret i32 %0, !dbg !14
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}
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; CHECK: .section .BTF,"",@progbits
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; CHECK-NEXT: .short 60319 # 0xeb9f
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; CHECK-NEXT: .byte 1
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; CHECK-NEXT: .byte 0
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; CHECK-NEXT: .long 24
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long 48
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; CHECK-NEXT: .long 48
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; CHECK-NEXT: .long 26
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; CHECK-NEXT: .long 16 # BTF_KIND_INT(id = 1)
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; CHECK-NEXT: .long 16777216 # 0x1000000
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; CHECK-NEXT: .long 4
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; CHECK-NEXT: .long 16777248 # 0x1000020
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; CHECK-NEXT: .long 0 # BTF_KIND_FUNC_PROTO(id = 2)
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; CHECK-NEXT: .long 218103809 # 0xd000001
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; CHECK-NEXT: .long 1
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; CHECK-NEXT: .long 20
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; CHECK-NEXT: .long 1
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; CHECK-NEXT: .long 23 # BTF_KIND_FUNC(id = 3)
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; CHECK-NEXT: .long 201326592 # 0xc000000
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; CHECK-NEXT: .long 2
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; CHECK-NEXT: .byte 0 # string offset=0
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; CHECK-NEXT: .ascii ".text" # string offset=1
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; CHECK-NEXT: .byte 0
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; CHECK-NEXT: .ascii "/tmp/t.c" # string offset=7
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; CHECK-NEXT: .byte 0
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; CHECK-NEXT: .ascii "int" # string offset=16
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; CHECK-NEXT: .byte 0
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; CHECK-NEXT: .ascii "a1" # string offset=20
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; CHECK-NEXT: .byte 0
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; CHECK-NEXT: .ascii "f1" # string offset=23
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; CHECK-NEXT: .byte 0
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; CHECK-NEXT: .section .BTF.ext,"",@progbits
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; CHECK-NEXT: .short 60319 # 0xeb9f
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; CHECK-NEXT: .byte 1
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; CHECK-NEXT: .byte 0
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; CHECK-NEXT: .long 24
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long 20
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; CHECK-NEXT: .long 20
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; CHECK-NEXT: .long 44
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; CHECK-NEXT: .long 8 # FuncInfo
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; CHECK-NEXT: .long 1 # FuncInfo section string offset=1
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; CHECK-NEXT: .long 1
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; CHECK-NEXT: .long .Lfunc_begin0
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; CHECK-NEXT: .long 3
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; CHECK-NEXT: .long 16 # LineInfo
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; CHECK-NEXT: .long 1 # LineInfo section string offset=1
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; CHECK-NEXT: .long 2
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; CHECK-NEXT: .long .Lfunc_begin0
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; CHECK-NEXT: .long 7
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long 1024 # Line 1 Col 0
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; CHECK-NEXT: .long .Ltmp{{[0-9]+}}
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; CHECK-NEXT: .long 7
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; CHECK-NEXT: .long 0
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; CHECK-NEXT: .long 1042 # Line 1 Col 18
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; Function Attrs: nounwind readnone speculatable
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declare void @llvm.dbg.value(metadata, metadata, metadata) #1
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attributes #0 = { nounwind readnone "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "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" }
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attributes #1 = { nounwind readnone speculatable }
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!llvm.dbg.cu = !{!0}
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!llvm.module.flags = !{!3, !4, !5}
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!llvm.ident = !{!6}
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!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)
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!1 = !DIFile(filename: "t.c", directory: "/tmp")
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!2 = !{}
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!3 = !{i32 2, !"Dwarf Version", i32 4}
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!4 = !{i32 2, !"Debug Info Version", i32 3}
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!5 = !{i32 1, !"wchar_size", i32 4}
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!6 = !{!"clang version 8.0.0 (trunk 345562) (llvm/trunk 345560)"}
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!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)
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!8 = !DISubroutineType(types: !9)
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!9 = !{!10, !10}
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!10 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
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!11 = !{!12}
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!12 = !DILocalVariable(name: "a1", arg: 1, scope: !7, file: !1, line: 1, type: !10)
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!13 = !DILocation(line: 1, column: 12, scope: !7)
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!14 = !DILocation(line: 1, column: 18, scope: !7)
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