; LLVM IR from DionysiosB/CodeForces :: 1100-1199 (1149A-PrefixSumPrimes)

; 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"

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [1 x i8], align 1

; Function Attrs: mustprogress norecurse uwtable
define dso_local noundef i32 @main() #0 {
  %1 = alloca i32, align 4
  %2 = alloca i64, align 8
  %3 = alloca i64, align 8
  %4 = alloca i64, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  store i32 0, ptr %1, align 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %2) #3
  %7 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %2)
  call void @llvm.lifetime.start.p0(i64 8, ptr %3) #3
  store i64 0, ptr %3, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #3
  store i64 0, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  store i64 0, ptr %5, align 8, !tbaa !5
  br label %8

8:                                                ; preds = %25, %0
  %9 = load i64, ptr %5, align 8, !tbaa !5
  %10 = load i64, ptr %2, align 8, !tbaa !5
  %11 = icmp slt i64 %9, %10
  br i1 %11, label %13, label %12

12:                                               ; preds = %8
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  br label %28

13:                                               ; preds = %8
  call void @llvm.lifetime.start.p0(i64 8, ptr %6) #3
  %14 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef @.str, ptr noundef %6)
  %15 = load i64, ptr %6, align 8, !tbaa !5
  %16 = icmp eq i64 %15, 1
  %17 = zext i1 %16 to i64
  %18 = load i64, ptr %3, align 8, !tbaa !5
  %19 = add nsw i64 %18, %17
  store i64 %19, ptr %3, align 8, !tbaa !5
  %20 = load i64, ptr %6, align 8, !tbaa !5
  %21 = icmp eq i64 %20, 2
  %22 = zext i1 %21 to i64
  %23 = load i64, ptr %4, align 8, !tbaa !5
  %24 = add nsw i64 %23, %22
  store i64 %24, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 8, ptr %6) #3
  br label %25

25:                                               ; preds = %13
  %26 = load i64, ptr %5, align 8, !tbaa !5
  %27 = add nsw i64 %26, 1
  store i64 %27, ptr %5, align 8, !tbaa !5
  br label %8, !llvm.loop !9

28:                                               ; preds = %12
  %29 = load i64, ptr %4, align 8, !tbaa !5
  %30 = icmp ne i64 %29, 0
  br i1 %30, label %31, label %35

31:                                               ; preds = %28
  %32 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  %33 = load i64, ptr %4, align 8, !tbaa !5
  %34 = add nsw i64 %33, -1
  store i64 %34, ptr %4, align 8, !tbaa !5
  br label %35

35:                                               ; preds = %31, %28
  %36 = load i64, ptr %3, align 8, !tbaa !5
  %37 = icmp ne i64 %36, 0
  br i1 %37, label %38, label %42

38:                                               ; preds = %35
  %39 = call i32 (ptr, ...) @printf(ptr noundef @.str.2)
  %40 = load i64, ptr %3, align 8, !tbaa !5
  %41 = add nsw i64 %40, -1
  store i64 %41, ptr %3, align 8, !tbaa !5
  br label %42

42:                                               ; preds = %38, %35
  br label %43

43:                                               ; preds = %47, %42
  %44 = load i64, ptr %4, align 8, !tbaa !5
  %45 = add nsw i64 %44, -1
  store i64 %45, ptr %4, align 8, !tbaa !5
  %46 = icmp ne i64 %44, 0
  br i1 %46, label %47, label %49

47:                                               ; preds = %43
  %48 = call i32 (ptr, ...) @printf(ptr noundef @.str.1)
  br label %43, !llvm.loop !11

49:                                               ; preds = %43
  br label %50

50:                                               ; preds = %54, %49
  %51 = load i64, ptr %3, align 8, !tbaa !5
  %52 = add nsw i64 %51, -1
  store i64 %52, ptr %3, align 8, !tbaa !5
  %53 = icmp ne i64 %51, 0
  br i1 %53, label %54, label %56

54:                                               ; preds = %50
  %55 = call i32 (ptr, ...) @printf(ptr noundef @.str.2)
  br label %50, !llvm.loop !12

56:                                               ; preds = %50
  %57 = call i32 @puts(ptr noundef @.str.3)
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %3) #3
  call void @llvm.lifetime.end.p0(i64 8, ptr %2) #3
  ret i32 0
}

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

declare i32 @__isoc99_scanf(ptr noundef, ...) #2

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

declare i32 @printf(ptr noundef, ...) #2

declare i32 @puts(ptr noundef) #2

attributes #0 = { mustprogress norecurse 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 #1 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { "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 = { 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}


; 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"

@.str = external hidden unnamed_addr constant [4 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.2 = external hidden unnamed_addr constant [3 x i8], align 1
@.str.3 = external hidden unnamed_addr constant [1 x i8], align 1

; Function Attrs: mustprogress nofree norecurse nounwind uwtable
define dso_local noundef i32 @main() local_unnamed_addr #0 {
  %1 = alloca i64, align 8
  %2 = alloca i64, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %1) #3
  %3 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %1)
  %4 = load i64, ptr %1, align 8, !tbaa !5
  %5 = icmp sgt i64 %4, 0
  br i1 %5, label %.lr.ph, label %._crit_edge28

._crit_edge:                                      ; preds = %.lr.ph
  %.not = icmp eq i64 %13, 0
  br i1 %.not, label %20, label %17

.lr.ph:                                           ; preds = %0, %.lr.ph
  %.019 = phi i64 [ %14, %.lr.ph ], [ 0, %0 ]
  %.01018 = phi i64 [ %13, %.lr.ph ], [ 0, %0 ]
  %.01117 = phi i64 [ %10, %.lr.ph ], [ 0, %0 ]
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %2) #3
  %6 = call i32 (ptr, ...) @__isoc99_scanf(ptr noundef nonnull @.str, ptr noundef nonnull %2)
  %7 = load i64, ptr %2, align 8, !tbaa !5
  %8 = icmp eq i64 %7, 1
  %9 = zext i1 %8 to i64
  %10 = add nuw nsw i64 %.01117, %9
  %11 = icmp eq i64 %7, 2
  %12 = zext i1 %11 to i64
  %13 = add nuw nsw i64 %.01018, %12
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %2) #3
  %14 = add nuw nsw i64 %.019, 1
  %15 = load i64, ptr %1, align 8, !tbaa !5
  %16 = icmp slt i64 %14, %15
  br i1 %16, label %.lr.ph, label %._crit_edge, !llvm.loop !9

17:                                               ; preds = %._crit_edge
  %18 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  %19 = add nsw i64 %13, -1
  br label %20

20:                                               ; preds = %17, %._crit_edge
  %.1 = phi i64 [ %19, %17 ], [ 0, %._crit_edge ]
  %.not14 = icmp eq i64 %10, 0
  br i1 %.not14, label %24, label %21

21:                                               ; preds = %20
  %22 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2)
  %23 = add nsw i64 %10, -1
  br label %24

24:                                               ; preds = %21, %20
  %.112 = phi i64 [ %23, %21 ], [ 0, %20 ]
  %.not1521 = icmp eq i64 %.1, 0
  br i1 %.not1521, label %.preheader, label %.lr.ph24

.preheader:                                       ; preds = %.lr.ph24, %24
  %.not1625 = icmp eq i64 %.112, 0
  br i1 %.not1625, label %._crit_edge28, label %.lr.ph27

.lr.ph24:                                         ; preds = %24, %.lr.ph24
  %.222 = phi i64 [ %25, %.lr.ph24 ], [ %.1, %24 ]
  %25 = add nsw i64 %.222, -1
  %26 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.1)
  %.not15 = icmp eq i64 %25, 0
  br i1 %.not15, label %.preheader, label %.lr.ph24, !llvm.loop !11

.lr.ph27:                                         ; preds = %.preheader, %.lr.ph27
  %.21326 = phi i64 [ %27, %.lr.ph27 ], [ %.112, %.preheader ]
  %27 = add nsw i64 %.21326, -1
  %28 = call i32 (ptr, ...) @printf(ptr noundef nonnull dereferenceable(1) @.str.2)
  %.not16 = icmp eq i64 %27, 0
  br i1 %.not16, label %._crit_edge28, label %.lr.ph27, !llvm.loop !12

._crit_edge28:                                    ; preds = %.lr.ph27, %0, %.preheader
  %29 = call i32 @puts(ptr noundef nonnull dereferenceable(1) @.str.3)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %1) #3
  ret i32 0
}

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nofree nounwind
declare noundef i32 @__isoc99_scanf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #1

; Function Attrs: nofree nounwind
declare noundef i32 @printf(ptr nocapture noundef readonly, ...) local_unnamed_addr #2

; Function Attrs: nofree nounwind
declare noundef i32 @puts(ptr nocapture noundef readonly) local_unnamed_addr #2

attributes #0 = { mustprogress nofree norecurse 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 #1 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #2 = { 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 #3 = { 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}
!11 = distinct !{!11, !10}
!12 = distinct !{!12, !10}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GVNPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass