; LLVM IR from pranjalwalia/Competitive-programming :: implementations/segtrees/practice/RMQ.ll (Z10updateNodePiiiiii)

; 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"

; 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 void @_Z10updateNodePiiiiii(ptr noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4, i32 noundef %5) #2 {
  %7 = alloca ptr, align 8
  %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 ptr %0, ptr %7, align 8, !tbaa !5
  store i32 %1, ptr %8, align 4, !tbaa !9
  store i32 %2, ptr %9, align 4, !tbaa !9
  store i32 %3, ptr %10, align 4, !tbaa !9
  store i32 %4, ptr %11, align 4, !tbaa !9
  store i32 %5, ptr %12, align 4, !tbaa !9
  %14 = load i32, ptr %11, align 4, !tbaa !9
  %15 = load i32, ptr %9, align 4, !tbaa !9
  %16 = icmp slt i32 %14, %15
  br i1 %16, label %21, label %17

17:                                               ; preds = %6
  %18 = load i32, ptr %11, align 4, !tbaa !9
  %19 = load i32, ptr %10, align 4, !tbaa !9
  %20 = icmp sgt i32 %18, %19
  br i1 %20, label %21, label %22

21:                                               ; preds = %17, %6
  br label %70

22:                                               ; preds = %17
  %23 = load i32, ptr %9, align 4, !tbaa !9
  %24 = load i32, ptr %10, align 4, !tbaa !9
  %25 = icmp eq i32 %23, %24
  br i1 %25, label %26, label %32

26:                                               ; preds = %22
  %27 = load i32, ptr %12, align 4, !tbaa !9
  %28 = load ptr, ptr %7, align 8, !tbaa !5
  %29 = load i32, ptr %8, align 4, !tbaa !9
  %30 = sext i32 %29 to i64
  %31 = getelementptr inbounds i32, ptr %28, i64 %30
  store i32 %27, ptr %31, align 4, !tbaa !9
  br label %70

32:                                               ; preds = %22
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #3
  %33 = load i32, ptr %9, align 4, !tbaa !9
  %34 = load i32, ptr %10, align 4, !tbaa !9
  %35 = add nsw i32 %33, %34
  %36 = sdiv i32 %35, 2
  store i32 %36, ptr %13, align 4, !tbaa !9
  %37 = load ptr, ptr %7, align 8, !tbaa !5
  %38 = load i32, ptr %8, align 4, !tbaa !9
  %39 = mul nsw i32 2, %38
  %40 = load i32, ptr %9, align 4, !tbaa !9
  %41 = load i32, ptr %13, align 4, !tbaa !9
  %42 = load i32, ptr %11, align 4, !tbaa !9
  %43 = load i32, ptr %12, align 4, !tbaa !9
  call void @_Z10updateNodePiiiiii(ptr noundef %37, i32 noundef %39, i32 noundef %40, i32 noundef %41, i32 noundef %42, i32 noundef %43)
  %44 = load ptr, ptr %7, align 8, !tbaa !5
  %45 = load i32, ptr %8, align 4, !tbaa !9
  %46 = mul nsw i32 2, %45
  %47 = add nsw i32 %46, 1
  %48 = load i32, ptr %13, align 4, !tbaa !9
  %49 = add nsw i32 %48, 1
  %50 = load i32, ptr %10, align 4, !tbaa !9
  %51 = load i32, ptr %11, align 4, !tbaa !9
  %52 = load i32, ptr %12, align 4, !tbaa !9
  call void @_Z10updateNodePiiiiii(ptr noundef %44, i32 noundef %47, i32 noundef %49, i32 noundef %50, i32 noundef %51, i32 noundef %52)
  %53 = load ptr, ptr %7, align 8, !tbaa !5
  %54 = load i32, ptr %8, align 4, !tbaa !9
  %55 = mul nsw i32 2, %54
  %56 = sext i32 %55 to i64
  %57 = getelementptr inbounds i32, ptr %53, i64 %56
  %58 = load ptr, ptr %7, align 8, !tbaa !5
  %59 = load i32, ptr %8, align 4, !tbaa !9
  %60 = mul nsw i32 2, %59
  %61 = add nsw i32 %60, 1
  %62 = sext i32 %61 to i64
  %63 = getelementptr inbounds i32, ptr %58, i64 %62
  %64 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %57, ptr noundef nonnull align 4 dereferenceable(4) %63)
  %65 = load i32, ptr %64, align 4, !tbaa !9
  %66 = load ptr, ptr %7, align 8, !tbaa !5
  %67 = load i32, ptr %8, align 4, !tbaa !9
  %68 = sext i32 %67 to i64
  %69 = getelementptr inbounds i32, ptr %66, i64 %68
  store i32 %65, ptr %69, align 4, !tbaa !9
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #3
  br label %70

70:                                               ; preds = %32, %26, %21
  ret void
}

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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"int", !7, 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"

; 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 #0

; Function Attrs: mustprogress nounwind uwtable
define dso_local void @_Z10updateNodePiiiiii(ptr noundef %0, i32 noundef %1, i32 noundef %2, i32 noundef %3, i32 noundef %4, i32 noundef %5) local_unnamed_addr #1 {
  %7 = icmp slt i32 %4, %2
  %8 = icmp sgt i32 %4, %3
  %or.cond = or i1 %7, %8
  br i1 %or.cond, label %common.ret, label %9

9:                                                ; preds = %6
  %10 = icmp eq i32 %2, %3
  br i1 %10, label %common.ret.sink.split, label %13

common.ret.sink.split:                            ; preds = %9, %13
  %.sink = phi i32 [ %24, %13 ], [ %5, %9 ]
  %11 = sext i32 %1 to i64
  %12 = getelementptr inbounds i32, ptr %0, i64 %11
  store i32 %.sink, ptr %12, align 4, !tbaa !5
  br label %common.ret

common.ret:                                       ; preds = %common.ret.sink.split, %6
  ret void

13:                                               ; preds = %9
  %14 = add nsw i32 %3, %2
  %15 = sdiv i32 %14, 2
  %16 = shl nsw i32 %1, 1
  tail call void @_Z10updateNodePiiiiii(ptr noundef %0, i32 noundef %16, i32 noundef %2, i32 noundef %15, i32 noundef %4, i32 noundef %5)
  %17 = or disjoint i32 %16, 1
  %18 = add nsw i32 %15, 1
  tail call void @_Z10updateNodePiiiiii(ptr noundef %0, i32 noundef %17, i32 noundef %18, i32 noundef %3, i32 noundef %4, i32 noundef %5)
  %19 = sext i32 %16 to i64
  %20 = getelementptr inbounds i32, ptr %0, i64 %19
  %21 = sext i32 %17 to i64
  %22 = getelementptr inbounds i32, ptr %0, i64 %21
  %23 = tail call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3minIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %20, ptr noundef nonnull align 4 dereferenceable(4) %22)
  %24 = load i32, ptr %23, align 4, !tbaa !5
  br label %common.ret.sink.split
}

attributes #0 = { 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 #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" }

!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,TailCallElimPass