; LLVM IR from MostafaTwfiq/C-DataStructures-And-Algorithms :: DataStructure/Tables/Sources (HashSet)

; Unoptimized IR (clang -disable-llvm-passes):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

%struct.HashSet = type { ptr, i32, i32, i32, ptr, ptr, ptr }

@stderr = external global ptr, align 8
@.str = external hidden unnamed_addr constant [42 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [24 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [31 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [13 x i8], align 1

; Function Attrs: nounwind
declare i32 @fprintf(ptr noundef, ptr noundef, ...) #0

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) #1

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #2

; Function Attrs: nounwind uwtable
declare dso_local i32 @hashSetFHashCal(ptr noundef, ptr noundef, i32 noundef) #3

; Function Attrs: nounwind uwtable
declare dso_local i32 @hashSetSHashCal(ptr noundef, ptr noundef, i32 noundef) #3

; Function Attrs: nounwind uwtable
declare dso_local i32 @hashSetCalIndex(i32 noundef, i32 noundef, i32 noundef, i32 noundef) #3

; Function Attrs: nounwind uwtable
define dso_local ptr @hashSetDeleteWtoFr(ptr noundef %0, ptr noundef %1) #3 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  %10 = alloca i32, align 4
  %11 = alloca ptr, align 8
  %12 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  %13 = load ptr, ptr %4, align 8, !tbaa !5
  %14 = icmp eq ptr %13, null
  br i1 %14, label %15, label %18

15:                                               ; preds = %2
  %16 = load ptr, ptr @stderr, align 8, !tbaa !5
  %17 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %16, ptr noundef @.str.8, ptr noundef @.str.6, ptr noundef @.str.2) #4
  call void @exit(i32 noundef -83386157) #5
  unreachable

18:                                               ; preds = %2
  %19 = load ptr, ptr %5, align 8, !tbaa !5
  %20 = icmp eq ptr %19, null
  br i1 %20, label %21, label %24

21:                                               ; preds = %18
  %22 = load ptr, ptr @stderr, align 8, !tbaa !5
  %23 = call i32 (ptr, ptr, ...) @fprintf(ptr noundef %22, ptr noundef @.str, ptr noundef @.str.9, ptr noundef @.str.2) #4
  call void @exit(i32 noundef -83384987) #5
  unreachable

24:                                               ; preds = %18
  br label %25

25:                                               ; preds = %24
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  %26 = load ptr, ptr %4, align 8, !tbaa !5
  %27 = getelementptr inbounds %struct.HashSet, ptr %26, i32 0, i32 6
  %28 = load ptr, ptr %27, align 8, !tbaa !9
  %29 = load ptr, ptr %5, align 8, !tbaa !5
  %30 = load ptr, ptr %4, align 8, !tbaa !5
  %31 = getelementptr inbounds %struct.HashSet, ptr %30, i32 0, i32 1
  %32 = load i32, ptr %31, align 8, !tbaa !12
  %33 = call i32 @hashSetFHashCal(ptr noundef %28, ptr noundef %29, i32 noundef %32)
  store i32 %33, ptr %6, align 4, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  %34 = load ptr, ptr %4, align 8, !tbaa !5
  %35 = getelementptr inbounds %struct.HashSet, ptr %34, i32 0, i32 6
  %36 = load ptr, ptr %35, align 8, !tbaa !9
  %37 = load ptr, ptr %5, align 8, !tbaa !5
  %38 = load ptr, ptr %4, align 8, !tbaa !5
  %39 = getelementptr inbounds %struct.HashSet, ptr %38, i32 0, i32 3
  %40 = load i32, ptr %39, align 8, !tbaa !14
  %41 = call i32 @hashSetSHashCal(ptr noundef %36, ptr noundef %37, i32 noundef %40)
  store i32 %41, ptr %7, align 4, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  store i32 0, ptr %8, align 4, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  %42 = load i32, ptr %6, align 4, !tbaa !13
  %43 = load i32, ptr %7, align 4, !tbaa !13
  %44 = load i32, ptr %8, align 4, !tbaa !13
  %45 = load ptr, ptr %4, align 8, !tbaa !5
  %46 = getelementptr inbounds %struct.HashSet, ptr %45, i32 0, i32 1
  %47 = load i32, ptr %46, align 8, !tbaa !12
  %48 = call i32 @hashSetCalIndex(i32 noundef %42, i32 noundef %43, i32 noundef %44, i32 noundef %47)
  store i32 %48, ptr %9, align 4, !tbaa !13
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #4
  %49 = load i32, ptr %9, align 4, !tbaa !13
  store i32 %49, ptr %10, align 4, !tbaa !13
  br label %50

50:                                               ; preds = %103, %25
  %51 = load ptr, ptr %4, align 8, !tbaa !5
  %52 = getelementptr inbounds %struct.HashSet, ptr %51, i32 0, i32 0
  %53 = load ptr, ptr %52, align 8, !tbaa !15
  %54 = load i32, ptr %9, align 4, !tbaa !13
  %55 = zext i32 %54 to i64
  %56 = getelementptr inbounds ptr, ptr %53, i64 %55
  %57 = load ptr, ptr %56, align 8, !tbaa !5
  %58 = icmp ne ptr %57, null
  br i1 %58, label %59, label %93

59:                                               ; preds = %50
  %60 = load ptr, ptr %4, align 8, !tbaa !5
  %61 = getelementptr inbounds %struct.HashSet, ptr %60, i32 0, i32 5
  %62 = load ptr, ptr %61, align 8, !tbaa !16
  %63 = load ptr, ptr %5, align 8, !tbaa !5
  %64 = load ptr, ptr %4, align 8, !tbaa !5
  %65 = getelementptr inbounds %struct.HashSet, ptr %64, i32 0, i32 0
  %66 = load ptr, ptr %65, align 8, !tbaa !15
  %67 = load i32, ptr %9, align 4, !tbaa !13
  %68 = zext i32 %67 to i64
  %69 = getelementptr inbounds ptr, ptr %66, i64 %68
  %70 = load ptr, ptr %69, align 8, !tbaa !5
  %71 = call i32 %62(ptr noundef %63, ptr noundef %70)
  %72 = icmp eq i32 %71, 0
  br i1 %72, label %73, label %92

73:                                               ; preds = %59
  call void @llvm.lifetime.start.p0(i64 8, ptr %11) #4
  %74 = load ptr, ptr %4, align 8, !tbaa !5
  %75 = getelementptr inbounds %struct.HashSet, ptr %74, i32 0, i32 0
  %76 = load ptr, ptr %75, align 8, !tbaa !15
  %77 = load i32, ptr %9, align 4, !tbaa !13
  %78 = zext i32 %77 to i64
  %79 = getelementptr inbounds ptr, ptr %76, i64 %78
  %80 = load ptr, ptr %79, align 8, !tbaa !5
  store ptr %80, ptr %11, align 8, !tbaa !5
  %81 = load ptr, ptr %4, align 8, !tbaa !5
  %82 = getelementptr inbounds %struct.HashSet, ptr %81, i32 0, i32 0
  %83 = load ptr, ptr %82, align 8, !tbaa !15
  %84 = load i32, ptr %9, align 4, !tbaa !13
  %85 = zext i32 %84 to i64
  %86 = getelementptr inbounds ptr, ptr %83, i64 %85
  store ptr null, ptr %86, align 8, !tbaa !5
  %87 = load ptr, ptr %4, align 8, !tbaa !5
  %88 = getelementptr inbounds %struct.HashSet, ptr %87, i32 0, i32 2
  %89 = load i32, ptr %88, align 4, !tbaa !17
  %90 = add nsw i32 %89, -1
  store i32 %90, ptr %88, align 4, !tbaa !17
  %91 = load ptr, ptr %11, align 8, !tbaa !5
  store ptr %91, ptr %3, align 8
  store i32 1, ptr %12, align 4
  call void @llvm.lifetime.end.p0(i64 8, ptr %11) #4
  br label %108

92:                                               ; preds = %59
  br label %93

93:                                               ; preds = %92, %50
  %94 = load i32, ptr %8, align 4, !tbaa !13
  %95 = add i32 %94, 1
  store i32 %95, ptr %8, align 4, !tbaa !13
  %96 = load i32, ptr %6, align 4, !tbaa !13
  %97 = load i32, ptr %7, align 4, !tbaa !13
  %98 = load i32, ptr %8, align 4, !tbaa !13
  %99 = load ptr, ptr %4, align 8, !tbaa !5
  %100 = getelementptr inbounds %struct.HashSet, ptr %99, i32 0, i32 1
  %101 = load i32, ptr %100, align 8, !tbaa !12
  %102 = call i32 @hashSetCalIndex(i32 noundef %96, i32 noundef %97, i32 noundef %98, i32 noundef %101)
  store i32 %102, ptr %9, align 4, !tbaa !13
  br label %103

103:                                              ; preds = %93
  %104 = load i32, ptr %10, align 4, !tbaa !13
  %105 = load i32, ptr %9, align 4, !tbaa !13
  %106 = icmp ne i32 %104, %105
  br i1 %106, label %50, label %107, !llvm.loop !18

107:                                              ; preds = %103
  store ptr null, ptr %3, align 8
  store i32 1, ptr %12, align 4
  br label %108

108:                                              ; preds = %107, %73
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  %109 = load ptr, ptr %3, align 8
  ret ptr %109
}

attributes #0 = { nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { noreturn nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #3 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #4 = { nounwind }
attributes #5 = { noreturn nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !6, i64 40}
!10 = !{!"HashSet", !6, i64 0, !11, i64 8, !11, i64 12, !11, i64 16, !6, i64 24, !6, i64 32, !6, i64 40}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !11, i64 8}
!13 = !{!11, !11, i64 0}
!14 = !{!10, !11, i64 16}
!15 = !{!10, !6, i64 0}
!16 = !{!10, !6, i64 32}
!17 = !{!10, !11, i64 12}
!18 = distinct !{!18, !19}
!19 = !{!"llvm.loop.mustprogress"}


; Optimized IR (opt -passes='default<O3>'):
target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-i128:128-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@stderr = external local_unnamed_addr global ptr, align 8
@.str = external hidden unnamed_addr constant [42 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [24 x i8], align 1
@.str.6 = external hidden unnamed_addr constant [9 x i8], align 1
@.str.8 = external hidden unnamed_addr constant [31 x i8], align 1
@.str.9 = external hidden unnamed_addr constant [13 x i8], align 1

; Function Attrs: nofree nounwind
declare noundef i32 @fprintf(ptr nocapture noundef, ptr nocapture noundef readonly, ...) local_unnamed_addr #0

; Function Attrs: noreturn nounwind
declare void @exit(i32 noundef) local_unnamed_addr #1

; Function Attrs: nounwind uwtable
declare dso_local i32 @hashSetFHashCal(ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
declare dso_local i32 @hashSetSHashCal(ptr noundef, ptr noundef, i32 noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
declare dso_local i32 @hashSetCalIndex(i32 noundef, i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #2

; Function Attrs: nounwind uwtable
define dso_local ptr @hashSetDeleteWtoFr(ptr noundef %0, ptr noundef %1) local_unnamed_addr #2 {
  %3 = icmp eq ptr %0, null
  br i1 %3, label %4, label %7

4:                                                ; preds = %2
  %5 = load ptr, ptr @stderr, align 8, !tbaa !5
  %6 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %5, ptr noundef nonnull @.str.8, ptr noundef nonnull @.str.6, ptr noundef nonnull @.str.2) #3
  tail call void @exit(i32 noundef -83386157) #4
  unreachable

7:                                                ; preds = %2
  %8 = icmp eq ptr %1, null
  br i1 %8, label %9, label %12

9:                                                ; preds = %7
  %10 = load ptr, ptr @stderr, align 8, !tbaa !5
  %11 = tail call i32 (ptr, ptr, ...) @fprintf(ptr noundef %10, ptr noundef nonnull @.str, ptr noundef nonnull @.str.9, ptr noundef nonnull @.str.2) #3
  tail call void @exit(i32 noundef -83384987) #4
  unreachable

12:                                               ; preds = %7
  %13 = getelementptr inbounds i8, ptr %0, i64 40
  %14 = load ptr, ptr %13, align 8, !tbaa !9
  %15 = getelementptr inbounds i8, ptr %0, i64 8
  %16 = load i32, ptr %15, align 8, !tbaa !12
  %17 = tail call i32 @hashSetFHashCal(ptr noundef %14, ptr noundef nonnull %1, i32 noundef %16)
  %18 = load ptr, ptr %13, align 8, !tbaa !9
  %19 = getelementptr inbounds i8, ptr %0, i64 16
  %20 = load i32, ptr %19, align 8, !tbaa !13
  %21 = tail call i32 @hashSetSHashCal(ptr noundef %18, ptr noundef nonnull %1, i32 noundef %20)
  %22 = load i32, ptr %15, align 8, !tbaa !12
  %23 = tail call i32 @hashSetCalIndex(i32 noundef %17, i32 noundef %21, i32 noundef 0, i32 noundef %22)
  %24 = getelementptr inbounds i8, ptr %0, i64 32
  br label %25

25:                                               ; preds = %41, %12
  %.033 = phi i32 [ %23, %12 ], [ %44, %41 ]
  %.032 = phi i32 [ 0, %12 ], [ %42, %41 ]
  %26 = load ptr, ptr %0, align 8, !tbaa !14
  %27 = zext i32 %.033 to i64
  %28 = getelementptr inbounds ptr, ptr %26, i64 %27
  %29 = load ptr, ptr %28, align 8, !tbaa !5
  %.not = icmp eq ptr %29, null
  br i1 %.not, label %41, label %30

30:                                               ; preds = %25
  %31 = load ptr, ptr %24, align 8, !tbaa !15
  %32 = tail call i32 %31(ptr noundef nonnull %1, ptr noundef nonnull %29) #5
  %33 = icmp eq i32 %32, 0
  br i1 %33, label %34, label %41

34:                                               ; preds = %30
  %35 = load ptr, ptr %0, align 8, !tbaa !14
  %36 = getelementptr inbounds ptr, ptr %35, i64 %27
  %37 = load ptr, ptr %36, align 8, !tbaa !5
  store ptr null, ptr %36, align 8, !tbaa !5
  %38 = getelementptr inbounds i8, ptr %0, i64 12
  %39 = load i32, ptr %38, align 4, !tbaa !16
  %40 = add nsw i32 %39, -1
  store i32 %40, ptr %38, align 4, !tbaa !16
  br label %.loopexit

41:                                               ; preds = %30, %25
  %42 = add i32 %.032, 1
  %43 = load i32, ptr %15, align 8, !tbaa !12
  %44 = tail call i32 @hashSetCalIndex(i32 noundef %17, i32 noundef %21, i32 noundef %42, i32 noundef %43)
  %.not38 = icmp eq i32 %23, %44
  br i1 %.not38, label %.loopexit, label %25, !llvm.loop !17

.loopexit:                                        ; preds = %41, %34
  %.0 = phi ptr [ %37, %34 ], [ null, %41 ]
  ret ptr %.0
}

attributes #0 = { nofree nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #1 = { noreturn nounwind "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #2 = { nounwind uwtable "min-legal-vector-width"="0" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+cmov,+cx8,+fxsr,+mmx,+sse,+sse2,+x87" "tune-cpu"="generic" }
attributes #3 = { cold nounwind }
attributes #4 = { noreturn nounwind }
attributes #5 = { nounwind }

!llvm.module.flags = !{!0, !1, !2, !3}
!llvm.ident = !{!4}

!0 = !{i32 1, !"wchar_size", i32 4}
!1 = !{i32 8, !"PIC Level", i32 2}
!2 = !{i32 7, !"PIE Level", i32 2}
!3 = !{i32 7, !"uwtable", i32 2}
!4 = !{!"clang version 19.1.0 (git@github.com:llvm/llvm-project.git a4bf6cd7cfb1a1421ba92bca9d017b49936c55e4)"}
!5 = !{!6, !6, i64 0}
!6 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C/C++ TBAA"}
!9 = !{!10, !6, i64 40}
!10 = !{!"HashSet", !6, i64 0, !11, i64 8, !11, i64 12, !11, i64 16, !6, i64 24, !6, i64 32, !6, i64 40}
!11 = !{!"int", !7, i64 0}
!12 = !{!10, !11, i64 8}
!13 = !{!10, !11, i64 16}
!14 = !{!10, !6, i64 0}
!15 = !{!10, !6, i64 32}
!16 = !{!10, !11, i64 12}
!17 = distinct !{!17, !18}
!18 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass