; LLVM IR from VastoLorde95/Competitive-Programming :: Codeforces/98 Beta Division 2/Problem E/E.ll (Z5queryiiiii)

; 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.node = type { i32 }

@inf = external dso_local global i32, align 4
@tree = external dso_local global [2097152 x %struct.node], align 16

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
define dso_local noundef i32 @_Z5queryiiiii(i32 noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4) #1 {
  %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 i32, align 4
  %12 = alloca i32, align 4
  %13 = alloca i32, align 4
  %14 = alloca i32, align 4
  %15 = alloca i32, align 4
  %16 = alloca i32, align 4
  store i32 %0, ptr %7, align 4, !tbaa !5
  store i32 %1, ptr %8, align 4, !tbaa !5
  store i32 %2, ptr %9, align 4, !tbaa !5
  store i32 %3, ptr %10, align 4, !tbaa !5
  store i32 %4, ptr %11, align 4, !tbaa !5
  %17 = load i32, ptr %7, align 4, !tbaa !5
  %18 = load i32, ptr %11, align 4, !tbaa !5
  %19 = icmp sge i32 %17, %18
  br i1 %19, label %24, label %20

20:                                               ; preds = %5
  %21 = load i32, ptr %10, align 4, !tbaa !5
  %22 = load i32, ptr %8, align 4, !tbaa !5
  %23 = icmp sge i32 %21, %22
  br i1 %23, label %24, label %26

24:                                               ; preds = %20, %5
  %25 = load i32, ptr @inf, align 4, !tbaa !5
  store i32 %25, ptr %6, align 4
  br label %63

26:                                               ; preds = %20
  %27 = load i32, ptr %7, align 4, !tbaa !5
  %28 = load i32, ptr %10, align 4, !tbaa !5
  %29 = icmp sle i32 %27, %28
  br i1 %29, label %30, label %40

30:                                               ; preds = %26
  %31 = load i32, ptr %11, align 4, !tbaa !5
  %32 = load i32, ptr %8, align 4, !tbaa !5
  %33 = icmp sle i32 %31, %32
  br i1 %33, label %34, label %40

34:                                               ; preds = %30
  %35 = load i32, ptr %9, align 4, !tbaa !5
  %36 = sext i32 %35 to i64
  %37 = getelementptr inbounds [2097152 x %struct.node], ptr @tree, i64 0, i64 %36
  %38 = getelementptr inbounds %struct.node, ptr %37, i32 0, i32 0
  %39 = load i32, ptr %38, align 4, !tbaa !9
  store i32 %39, ptr %6, align 4
  br label %63

40:                                               ; preds = %30, %26
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  %41 = load i32, ptr %9, align 4, !tbaa !5
  %42 = shl i32 %41, 1
  store i32 %42, ptr %12, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #3
  %43 = load i32, ptr %12, align 4, !tbaa !5
  %44 = add nsw i32 %43, 1
  store i32 %44, ptr %13, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #3
  %45 = load i32, ptr %10, align 4, !tbaa !5
  %46 = load i32, ptr %11, align 4, !tbaa !5
  %47 = add nsw i32 %45, %46
  %48 = ashr i32 %47, 1
  store i32 %48, ptr %14, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #3
  %49 = load i32, ptr %7, align 4, !tbaa !5
  %50 = load i32, ptr %8, align 4, !tbaa !5
  %51 = load i32, ptr %12, align 4, !tbaa !5
  %52 = load i32, ptr %10, align 4, !tbaa !5
  %53 = load i32, ptr %14, align 4, !tbaa !5
  %54 = call noundef i32 @_Z5queryiiiii(i32 noundef %49, i32 noundef %50, i32 noundef %51, i32 noundef %52, i32 noundef %53)
  store i32 %54, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #3
  %55 = load i32, ptr %7, align 4, !tbaa !5
  %56 = load i32, ptr %8, align 4, !tbaa !5
  %57 = load i32, ptr %13, align 4, !tbaa !5
  %58 = load i32, ptr %14, align 4, !tbaa !5
  %59 = load i32, ptr %11, align 4, !tbaa !5
  %60 = call noundef i32 @_Z5queryiiiii(i32 noundef %55, i32 noundef %56, i32 noundef %57, i32 noundef %58, i32 noundef %59)
  store i32 %60, ptr %16, align 4, !tbaa !5
  %61 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %15, ptr noundef nonnull align 4 dereferenceable(4) %16)
  %62 = load i32, ptr %61, align 4, !tbaa !5
  store i32 %62, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  br label %63

63:                                               ; preds = %40, %34, %24
  %64 = load i32, ptr %6, align 4
  ret i32 %64
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress 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 #2 = { inlinehint mustprogress 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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"_ZTS4node", !6, i64 0}


; 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"

%struct.node = type { i32 }

@inf = external dso_local local_unnamed_addr global i32, align 4
@tree = external dso_local local_unnamed_addr global [2097152 x %struct.node], align 16

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.end.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local noundef i32 @_Z5queryiiiii(i32 noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4) local_unnamed_addr #1 {
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %.not = icmp slt i32 %0, %4
  %.not28 = icmp slt i32 %3, %1
  %or.cond = and i1 %.not28, %.not
  br i1 %or.cond, label %10, label %8

8:                                                ; preds = %5
  %9 = load i32, ptr @inf, align 4, !tbaa !5
  br label %common.ret32

10:                                               ; preds = %5
  %.not29 = icmp sgt i32 %0, %3
  %.not30 = icmp sgt i32 %4, %1
  %or.cond31 = or i1 %.not29, %.not30
  br i1 %or.cond31, label %15, label %11

11:                                               ; preds = %10
  %12 = sext i32 %2 to i64
  %13 = getelementptr inbounds [2097152 x %struct.node], ptr @tree, i64 0, i64 %12
  %14 = load i32, ptr %13, align 4, !tbaa !9
  br label %common.ret32

common.ret32:                                     ; preds = %11, %8, %15
  %common.ret32.op = phi i32 [ %23, %15 ], [ %9, %8 ], [ %14, %11 ]
  ret i32 %common.ret32.op

15:                                               ; preds = %10
  %16 = shl i32 %2, 1
  %17 = or disjoint i32 %16, 1
  %18 = add nsw i32 %4, %3
  %19 = ashr i32 %18, 1
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %6) #3
  %20 = tail call noundef i32 @_Z5queryiiiii(i32 noundef %0, i32 noundef %1, i32 noundef %16, i32 noundef %3, i32 noundef %19)
  store i32 %20, ptr %6, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %7) #3
  %21 = tail call noundef i32 @_Z5queryiiiii(i32 noundef %0, i32 noundef %1, i32 noundef %17, i32 noundef %19, i32 noundef %4)
  store i32 %21, ptr %7, align 4, !tbaa !5
  %22 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %7)
  %23 = load i32, ptr %22, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %7) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %6) #3
  br label %common.ret32
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #2

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { mustprogress 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 #2 = { inlinehint mustprogress 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 = { 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 = !{!"int", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !6, i64 0}
!10 = !{!"_ZTS4node", !6, i64 0}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass