target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@factor = dso_local global i32 3
define dso_local i32 @funcA.llvm.1000(i32 %x) !dbg !12 {
entry:
call void @llvm.dbg.value(metadata i32 %x, metadata !16, metadata !DIExpression()), !dbg !18
call void @llvm.dbg.value(metadata i32 %x, metadata !19, metadata !DIExpression()), !dbg !22
%0 = load volatile i32, ptr @factor, align 4, !dbg !24, !tbaa !25
call void @llvm.dbg.value(metadata i32 %0, metadata !29, metadata !DIExpression()), !dbg !32
%cmp.i.i = icmp slt i32 %0, 3, !dbg !34
%add.i.i = add nsw i32 %0, 3, !dbg !36
%retval.0.i.i = select i1 %cmp.i.i, i32 %0, i32 %add.i.i, !dbg !36
%sub.i = sub nsw i32 %x, %retval.0.i.i, !dbg !37
call void @llvm.dbg.value(metadata i32 %sub.i, metadata !19, metadata !DIExpression()), !dbg !22
call void @llvm.dbg.value(metadata i32 %sub.i, metadata !17, metadata !DIExpression()), !dbg !18
ret i32 %sub.i, !dbg !38
}
define dso_local i32 @funcLeaf(i32 %x) !dbg !20 {
entry:
call void @llvm.dbg.value(metadata i32 %x, metadata !19, metadata !DIExpression()), !dbg !39
%0 = load volatile i32, ptr @factor, align 4, !dbg !40, !tbaa !25
call void @llvm.dbg.value(metadata i32 %0, metadata !29, metadata !DIExpression()), !dbg !41
%cmp.i = icmp slt i32 %0, 3, !dbg !43
%add.i = add nsw i32 %0, 3, !dbg !44
%retval.0.i = select i1 %cmp.i, i32 %0, i32 %add.i, !dbg !44
%sub = sub nsw i32 %x, %retval.0.i, !dbg !45
call void @llvm.dbg.value(metadata i32 %sub, metadata !19, metadata !DIExpression()), !dbg !39
ret i32 %sub, !dbg !46
}
define dso_local i32 @fib(i32 %x) !dbg !30 {
entry:
call void @llvm.dbg.value(metadata i32 %x, metadata !29, metadata !DIExpression()), !dbg !47
%cmp = icmp slt i32 %x, 3, !dbg !48
%add = add nsw i32 %x, 3, !dbg !49
%retval.0 = select i1 %cmp, i32 %x, i32 %add, !dbg !49
ret i32 %retval.0, !dbg !50
}
declare void @llvm.dbg.value(metadata, metadata, metadata) #2
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!8, !9, !10}
!1 = distinct !DIGlobalVariable(name: "factor", scope: !2, file: !3, line: 3, type: !6, isLocal: false, isDefinition: true)
!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, emissionKind: FullDebug)
!3 = !DIFile(filename: "test.c", directory: "test")
!4 = !{}
!6 = !DIDerivedType(tag: DW_TAG_volatile_type, baseType: !7)
!7 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
!8 = !{i32 7, !"Dwarf Version", i32 4}
!9 = !{i32 2, !"Debug Info Version", i32 3}
!10 = !{i32 1, !"wchar_size", i32 4}
!12 = distinct !DISubprogram(name: "funcA.llvm.1000", scope: !3, file: !3, line: 6, type: !13, scopeLine: 6, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !15)
!13 = !DISubroutineType(types: !14)
!14 = !{!7, !7}
!15 = !{!16, !17}
!16 = !DILocalVariable(name: "x", arg: 1, scope: !12, file: !3, line: 6, type: !7)
!17 = !DILocalVariable(name: "r", scope: !12, file: !3, line: 7, type: !7)
!18 = !DILocation(line: 0, scope: !12)
!19 = !DILocalVariable(name: "x", arg: 1, scope: !20, file: !3, line: 22, type: !7)
!20 = distinct !DISubprogram(name: "funcLeaf", scope: !3, file: !3, line: 22, type: !13, scopeLine: 23, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !21)
!21 = !{!19}
!22 = !DILocation(line: 0, scope: !20, inlinedAt: !23)
!23 = distinct !DILocation(line: 7, column: 11, scope: !12)
!24 = !DILocation(line: 24, column: 12, scope: !20, inlinedAt: !23)
!25 = !{!26, !26, i64 0}
!26 = !{!"int", !27, i64 0}
!27 = !{!"omnipotent char", !28, i64 0}
!28 = !{!"Simple C/C++ TBAA"}
!29 = !DILocalVariable(name: "x", arg: 1, scope: !30, file: !3, line: 11, type: !7)
!30 = distinct !DISubprogram(name: "fib", scope: !3, file: !3, line: 11, type: !13, scopeLine: 12, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !31)
!31 = !{!29}
!32 = !DILocation(line: 0, scope: !30, inlinedAt: !33)
!33 = distinct !DILocation(line: 24, column: 8, scope: !20, inlinedAt: !23)
!34 = !DILocation(line: 13, column: 9, scope: !35, inlinedAt: !33)
!35 = distinct !DILexicalBlock(scope: !30, file: !3, line: 13, column: 7)
!36 = !DILocation(line: 13, column: 7, scope: !30, inlinedAt: !33)
!37 = !DILocation(line: 24, column: 5, scope: !20, inlinedAt: !23)
!38 = !DILocation(line: 8, column: 3, scope: !12)
!39 = !DILocation(line: 0, scope: !20)
!40 = !DILocation(line: 24, column: 12, scope: !20)
!41 = !DILocation(line: 0, scope: !30, inlinedAt: !42)
!42 = distinct !DILocation(line: 24, column: 8, scope: !20)
!43 = !DILocation(line: 13, column: 9, scope: !35, inlinedAt: !42)
!44 = !DILocation(line: 13, column: 7, scope: !30, inlinedAt: !42)
!45 = !DILocation(line: 24, column: 5, scope: !20)
!46 = !DILocation(line: 25, column: 3, scope: !20)
!47 = !DILocation(line: 0, scope: !30)
!48 = !DILocation(line: 13, column: 9, scope: !35)
!49 = !DILocation(line: 13, column: 7, scope: !30)
!50 = !DILocation(line: 19, column: 1, scope: !30)
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