; LLVM IR from JanaSabuj/cppdump :: Old/DS/Segment Tree- impl1.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"

@tree = external dso_local global [300003 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: 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 %10, align 4, !tbaa !5
  %18 = load i32, ptr %9, align 4, !tbaa !5
  %19 = icmp sgt i32 %17, %18
  br i1 %19, label %24, label %20

20:                                               ; preds = %5
  %21 = load i32, ptr %11, align 4, !tbaa !5
  %22 = load i32, ptr %8, align 4, !tbaa !5
  %23 = icmp slt i32 %21, %22
  br i1 %23, label %24, label %25

24:                                               ; preds = %20, %5
  store i32 0, ptr %6, align 4
  br label %64

25:                                               ; preds = %20
  %26 = load i32, ptr %8, align 4, !tbaa !5
  %27 = load i32, ptr %10, align 4, !tbaa !5
  %28 = icmp sge i32 %26, %27
  br i1 %28, label %29, label %38

29:                                               ; preds = %25
  %30 = load i32, ptr %9, align 4, !tbaa !5
  %31 = load i32, ptr %11, align 4, !tbaa !5
  %32 = icmp sle i32 %30, %31
  br i1 %32, label %33, label %38

33:                                               ; preds = %29
  %34 = load i32, ptr %7, align 4, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [300003 x i32], ptr @tree, i64 0, i64 %35
  %37 = load i32, ptr %36, align 4, !tbaa !5
  store i32 %37, ptr %6, align 4
  br label %64

38:                                               ; preds = %29, %25
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #2
  %39 = load i32, ptr %7, align 4, !tbaa !5
  %40 = mul nsw i32 %39, 2
  store i32 %40, ptr %12, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #2
  %41 = load i32, ptr %7, align 4, !tbaa !5
  %42 = mul nsw i32 %41, 2
  %43 = add nsw i32 %42, 1
  store i32 %43, ptr %13, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %14) #2
  %44 = load i32, ptr %8, align 4, !tbaa !5
  %45 = load i32, ptr %9, align 4, !tbaa !5
  %46 = add nsw i32 %44, %45
  %47 = sdiv i32 %46, 2
  store i32 %47, ptr %14, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %15) #2
  %48 = load i32, ptr %12, align 4, !tbaa !5
  %49 = load i32, ptr %8, align 4, !tbaa !5
  %50 = load i32, ptr %14, align 4, !tbaa !5
  %51 = load i32, ptr %10, align 4, !tbaa !5
  %52 = load i32, ptr %11, align 4, !tbaa !5
  %53 = call noundef i32 @_Z5queryiiiii(i32 noundef %48, i32 noundef %49, i32 noundef %50, i32 noundef %51, i32 noundef %52)
  store i32 %53, ptr %15, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %16) #2
  %54 = load i32, ptr %13, align 4, !tbaa !5
  %55 = load i32, ptr %14, align 4, !tbaa !5
  %56 = add nsw i32 %55, 1
  %57 = load i32, ptr %9, align 4, !tbaa !5
  %58 = load i32, ptr %10, align 4, !tbaa !5
  %59 = load i32, ptr %11, align 4, !tbaa !5
  %60 = call noundef i32 @_Z5queryiiiii(i32 noundef %54, i32 noundef %56, i32 noundef %57, i32 noundef %58, i32 noundef %59)
  store i32 %60, ptr %16, align 4, !tbaa !5
  %61 = load i32, ptr %15, align 4, !tbaa !5
  %62 = load i32, ptr %16, align 4, !tbaa !5
  %63 = add nsw i32 %61, %62
  store i32 %63, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %16) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %15) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %14) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #2
  br label %64

64:                                               ; preds = %38, %33, %24
  %65 = load i32, ptr %6, align 4
  ret i32 %65
}

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 = { 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"

@tree = external dso_local local_unnamed_addr global [300003 x i32], align 16

; Function Attrs: mustprogress nofree nosync nounwind willreturn memory(read, argmem: none, inaccessiblemem: none) 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 #0 {
  %6 = icmp sgt i32 %3, %2
  %7 = icmp slt i32 %4, %1
  %or.cond39 = or i1 %6, %7
  br i1 %or.cond39, label %.loopexit, label %.lr.ph

.lr.ph:                                           ; preds = %5
  %.not30 = icmp sgt i32 %2, %4
  br i1 %.not30, label %tailrecurse.us, label %.lr.ph.split.split

tailrecurse.us:                                   ; preds = %.lr.ph, %tailrecurse.us
  %.tr3242.us = phi i32 [ %13, %tailrecurse.us ], [ %1, %.lr.ph ]
  %.tr41.us = phi i32 [ %9, %tailrecurse.us ], [ %0, %.lr.ph ]
  %accumulator.tr40.us = phi i32 [ %14, %tailrecurse.us ], [ 0, %.lr.ph ]
  %8 = shl nsw i32 %.tr41.us, 1
  %9 = or disjoint i32 %8, 1
  %10 = add nsw i32 %.tr3242.us, %2
  %11 = sdiv i32 %10, 2
  %12 = tail call noundef i32 @_Z5queryiiiii(i32 noundef %8, i32 noundef %.tr3242.us, i32 noundef %11, i32 noundef %3, i32 noundef %4)
  %13 = add nsw i32 %11, 1
  %14 = add nsw i32 %12, %accumulator.tr40.us
  %.not54 = icmp slt i32 %11, %4
  br i1 %.not54, label %tailrecurse.us, label %.loopexit

.lr.ph.split.split:                               ; preds = %.lr.ph, %tailrecurse
  %.tr3242 = phi i32 [ %23, %tailrecurse ], [ %1, %.lr.ph ]
  %.tr41 = phi i32 [ %19, %tailrecurse ], [ %0, %.lr.ph ]
  %accumulator.tr40 = phi i32 [ %24, %tailrecurse ], [ 0, %.lr.ph ]
  %.not = icmp slt i32 %.tr3242, %3
  br i1 %.not, label %tailrecurse, label %.split.us

.split.us:                                        ; preds = %.lr.ph.split.split
  %15 = sext i32 %.tr41 to i64
  %16 = getelementptr inbounds [300003 x i32], ptr @tree, i64 0, i64 %15
  %17 = load i32, ptr %16, align 4, !tbaa !5
  br label %.loopexit

tailrecurse:                                      ; preds = %.lr.ph.split.split
  %18 = shl nsw i32 %.tr41, 1
  %19 = or disjoint i32 %18, 1
  %20 = add nsw i32 %.tr3242, %2
  %21 = sdiv i32 %20, 2
  %22 = tail call noundef i32 @_Z5queryiiiii(i32 noundef %18, i32 noundef %.tr3242, i32 noundef %21, i32 noundef %3, i32 noundef %4)
  %23 = add nsw i32 %21, 1
  %24 = add nsw i32 %22, %accumulator.tr40
  %.not53 = icmp slt i32 %21, %4
  br i1 %.not53, label %.lr.ph.split.split, label %.loopexit

.loopexit:                                        ; preds = %tailrecurse, %tailrecurse.us, %5, %.split.us
  %accumulator.tr38 = phi i32 [ %accumulator.tr40, %.split.us ], [ 0, %5 ], [ %14, %tailrecurse.us ], [ %24, %tailrecurse ]
  %.0 = phi i32 [ %17, %.split.us ], [ 0, %5 ], [ 0, %tailrecurse.us ], [ 0, %tailrecurse ]
  %accumulator.ret.tr = add nsw i32 %.0, %accumulator.tr38
  ret i32 %accumulator.ret.tr
}

attributes #0 = { mustprogress nofree nosync nounwind willreturn memory(read, argmem: none, inaccessiblemem: none) 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,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopInstSimplifyPass,LoopRotatePass,LoopSimplifyCFGPass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SCCPPass,SROAPass,SimplifyCFGPass,TailCallElimPass