; LLVM IR from pranjalwalia/Competitive-programming :: spoj/RMQSQ.ll (Z3sumiiiii)

; 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"

@st = external dso_local global [400000 x i32], 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: 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)) #1

; 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 @_Z3sumiiiii(i32 noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4) #2 {
  %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
  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
  %14 = load i32, ptr %10, align 4, !tbaa !5
  %15 = load i32, ptr %11, align 4, !tbaa !5
  %16 = icmp sgt i32 %14, %15
  br i1 %16, label %17, label %18

17:                                               ; preds = %5
  store i32 0, ptr %6, align 4
  br label %58

18:                                               ; preds = %5
  %19 = load i32, ptr %10, align 4, !tbaa !5
  %20 = load i32, ptr %8, align 4, !tbaa !5
  %21 = icmp eq i32 %19, %20
  br i1 %21, label %22, label %31

22:                                               ; preds = %18
  %23 = load i32, ptr %11, align 4, !tbaa !5
  %24 = load i32, ptr %9, align 4, !tbaa !5
  %25 = icmp eq i32 %23, %24
  br i1 %25, label %26, label %31

26:                                               ; preds = %22
  %27 = load i32, ptr %7, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [400000 x i32], ptr @st, i64 0, i64 %28
  %30 = load i32, ptr %29, align 4, !tbaa !5
  store i32 %30, ptr %6, align 4
  br label %58

31:                                               ; preds = %22, %18
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #3
  %32 = load i32, ptr %8, align 4, !tbaa !5
  %33 = load i32, ptr %9, align 4, !tbaa !5
  %34 = add nsw i32 %32, %33
  %35 = sdiv i32 %34, 2
  store i32 %35, ptr %12, align 4, !tbaa !5
  %36 = load i32, ptr %7, align 4, !tbaa !5
  %37 = mul nsw i32 %36, 2
  %38 = add nsw i32 %37, 1
  %39 = load i32, ptr %8, align 4, !tbaa !5
  %40 = load i32, ptr %12, align 4, !tbaa !5
  %41 = load i32, ptr %10, align 4, !tbaa !5
  %42 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %11, ptr noundef nonnull align 4 dereferenceable(4) %12)
  %43 = load i32, ptr %42, align 4, !tbaa !5
  %44 = call noundef i32 @_Z3sumiiiii(i32 noundef %38, i32 noundef %39, i32 noundef %40, i32 noundef %41, i32 noundef %43)
  %45 = load i32, ptr %7, align 4, !tbaa !5
  %46 = mul nsw i32 %45, 2
  %47 = add nsw i32 %46, 2
  %48 = load i32, ptr %12, align 4, !tbaa !5
  %49 = add nsw i32 %48, 1
  %50 = load i32, ptr %9, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #3
  %51 = load i32, ptr %12, align 4, !tbaa !5
  %52 = add nsw i32 %51, 1
  store i32 %52, ptr %13, align 4, !tbaa !5
  %53 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %10, ptr noundef nonnull align 4 dereferenceable(4) %13)
  %54 = load i32, ptr %53, align 4, !tbaa !5
  %55 = load i32, ptr %11, align 4, !tbaa !5
  %56 = call noundef i32 @_Z3sumiiiii(i32 noundef %47, i32 noundef %49, i32 noundef %50, i32 noundef %54, i32 noundef %55)
  %57 = add nsw i32 %44, %56
  store i32 %57, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #3
  br label %58

58:                                               ; preds = %31, %26, %17
  %59 = load i32, ptr %6, align 4
  ret i32 %59
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) #1

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #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"}


; 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"

@st = external dso_local local_unnamed_addr global [400000 x i32], 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: 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 #1

; 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 @_Z3sumiiiii(i32 noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4) local_unnamed_addr #2 {
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  store i32 %3, ptr %6, align 4, !tbaa !5
  store i32 %4, ptr %7, align 4, !tbaa !5
  %10 = icmp sgt i32 %3, %4
  br i1 %10, label %34, label %11

11:                                               ; preds = %5
  %12 = icmp eq i32 %3, %1
  %13 = icmp eq i32 %4, %2
  %or.cond = and i1 %12, %13
  br i1 %or.cond, label %14, label %18

14:                                               ; preds = %11
  %15 = sext i32 %0 to i64
  %16 = getelementptr inbounds [400000 x i32], ptr @st, i64 0, i64 %15
  %17 = load i32, ptr %16, align 4, !tbaa !5
  br label %34

18:                                               ; preds = %11
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %8) #3
  %19 = add nsw i32 %2, %1
  %20 = sdiv i32 %19, 2
  store i32 %20, ptr %8, align 4, !tbaa !5
  %21 = shl nsw i32 %0, 1
  %22 = or disjoint i32 %21, 1
  %23 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %7, ptr noundef nonnull align 4 dereferenceable(4) %8)
  %24 = load i32, ptr %23, align 4, !tbaa !5
  %25 = call noundef i32 @_Z3sumiiiii(i32 noundef %22, i32 noundef %1, i32 noundef %20, i32 noundef %3, i32 noundef %24)
  %26 = add nsw i32 %21, 2
  %27 = load i32, ptr %8, align 4, !tbaa !5
  %28 = add nsw i32 %27, 1
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %9) #3
  store i32 %28, ptr %9, align 4, !tbaa !5
  %29 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %6, ptr noundef nonnull align 4 dereferenceable(4) %9)
  %30 = load i32, ptr %29, align 4, !tbaa !5
  %31 = load i32, ptr %7, align 4, !tbaa !5
  %32 = call noundef i32 @_Z3sumiiiii(i32 noundef %26, i32 noundef %28, i32 noundef %2, i32 noundef %30, i32 noundef %31)
  %33 = add nsw i32 %32, %25
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %9) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %8) #3
  br label %34

34:                                               ; preds = %5, %18, %14
  %.0 = phi i32 [ %17, %14 ], [ %33, %18 ], [ 0, %5 ]
  ret i32 %.0
}

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4), ptr noundef nonnull align 4 dereferenceable(4)) local_unnamed_addr #1

attributes #0 = { mustprogress nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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"}


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