; LLVM IR from lzyrapx/Competitive-Programming :: HDUOJ/1166 （线段树 单点增减求和).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"

@sum = external dso_local global [222220 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
  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 %7, align 4, !tbaa !5
  %15 = load i32, ptr %9, align 4, !tbaa !5
  %16 = icmp sle i32 %14, %15
  br i1 %16, label %17, label %26

17:                                               ; preds = %5
  %18 = load i32, ptr %10, align 4, !tbaa !5
  %19 = load i32, ptr %8, align 4, !tbaa !5
  %20 = icmp sle i32 %18, %19
  br i1 %20, label %21, label %26

21:                                               ; preds = %17
  %22 = load i32, ptr %11, align 4, !tbaa !5
  %23 = sext i32 %22 to i64
  %24 = getelementptr inbounds [222220 x i32], ptr @sum, i64 0, i64 %23
  %25 = load i32, ptr %24, align 4, !tbaa !5
  store i32 %25, ptr %6, align 4
  br label %62

26:                                               ; preds = %17, %5
  call void @llvm.lifetime.start.p0(i64 4, ptr %12) #2
  %27 = load i32, ptr %9, align 4, !tbaa !5
  %28 = load i32, ptr %10, align 4, !tbaa !5
  %29 = add nsw i32 %27, %28
  %30 = ashr i32 %29, 1
  store i32 %30, ptr %12, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %13) #2
  store i32 0, ptr %13, align 4, !tbaa !5
  %31 = load i32, ptr %7, align 4, !tbaa !5
  %32 = load i32, ptr %12, align 4, !tbaa !5
  %33 = icmp sle i32 %31, %32
  br i1 %33, label %34, label %44

34:                                               ; preds = %26
  %35 = load i32, ptr %7, align 4, !tbaa !5
  %36 = load i32, ptr %8, align 4, !tbaa !5
  %37 = load i32, ptr %9, align 4, !tbaa !5
  %38 = load i32, ptr %12, align 4, !tbaa !5
  %39 = load i32, ptr %11, align 4, !tbaa !5
  %40 = shl i32 %39, 1
  %41 = call noundef i32 @_Z5queryiiiii(i32 noundef %35, i32 noundef %36, i32 noundef %37, i32 noundef %38, i32 noundef %40)
  %42 = load i32, ptr %13, align 4, !tbaa !5
  %43 = add nsw i32 %42, %41
  store i32 %43, ptr %13, align 4, !tbaa !5
  br label %44

44:                                               ; preds = %34, %26
  %45 = load i32, ptr %8, align 4, !tbaa !5
  %46 = load i32, ptr %12, align 4, !tbaa !5
  %47 = icmp sgt i32 %45, %46
  br i1 %47, label %48, label %60

48:                                               ; preds = %44
  %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 = add nsw i32 %51, 1
  %53 = load i32, ptr %10, align 4, !tbaa !5
  %54 = load i32, ptr %11, align 4, !tbaa !5
  %55 = shl i32 %54, 1
  %56 = or i32 %55, 1
  %57 = call noundef i32 @_Z5queryiiiii(i32 noundef %49, i32 noundef %50, i32 noundef %52, i32 noundef %53, i32 noundef %56)
  %58 = load i32, ptr %13, align 4, !tbaa !5
  %59 = add nsw i32 %58, %57
  store i32 %59, ptr %13, align 4, !tbaa !5
  br label %60

60:                                               ; preds = %48, %44
  %61 = load i32, ptr %13, align 4, !tbaa !5
  store i32 %61, ptr %6, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %13) #2
  call void @llvm.lifetime.end.p0(i64 4, ptr %12) #2
  br label %62

62:                                               ; preds = %60, %21
  %63 = load i32, ptr %6, align 4
  ret i32 %63
}

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"

@sum = external dso_local local_unnamed_addr global [222220 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 {
  %.not30 = icmp sgt i32 %3, %1
  %.not39 = icmp sgt i32 %0, %2
  %or.cond40 = or i1 %.not30, %.not39
  br i1 %or.cond40, label %.lr.ph, label %tailrecurse._crit_edge

.lr.ph:                                           ; preds = %5
  br i1 %.not30, label %.lr.ph.split.us, label %.lr.ph.split

.lr.ph.split.us:                                  ; preds = %.lr.ph, %tailrecurse.us
  %.tr3543.us = phi i32 [ %15, %tailrecurse.us ], [ %4, %.lr.ph ]
  %.tr3342.us = phi i32 [ %13, %tailrecurse.us ], [ %2, %.lr.ph ]
  %accumulator.tr41.us = phi i32 [ %16, %tailrecurse.us ], [ 0, %.lr.ph ]
  %6 = add nsw i32 %.tr3342.us, %3
  %7 = ashr i32 %6, 1
  %.not31.us = icmp slt i32 %7, %0
  br i1 %.not31.us, label %11, label %8

8:                                                ; preds = %.lr.ph.split.us
  %9 = shl i32 %.tr3543.us, 1
  %10 = tail call noundef i32 @_Z5queryiiiii(i32 noundef %0, i32 noundef %1, i32 noundef %.tr3342.us, i32 noundef %7, i32 noundef %9)
  br label %11

11:                                               ; preds = %8, %.lr.ph.split.us
  %.0.us = phi i32 [ %10, %8 ], [ 0, %.lr.ph.split.us ]
  %12 = icmp slt i32 %7, %1
  br i1 %12, label %tailrecurse.us, label %.loopexit

tailrecurse.us:                                   ; preds = %11
  %13 = add nsw i32 %7, 1
  %14 = shl i32 %.tr3543.us, 1
  %15 = or disjoint i32 %14, 1
  %16 = add nsw i32 %.0.us, %accumulator.tr41.us
  br label %.lr.ph.split.us

tailrecurse._crit_edge:                           ; preds = %tailrecurse, %5
  %accumulator.tr.lcssa = phi i32 [ 0, %5 ], [ %30, %tailrecurse ]
  %.tr35.lcssa = phi i32 [ %4, %5 ], [ %29, %tailrecurse ]
  %17 = sext i32 %.tr35.lcssa to i64
  %18 = getelementptr inbounds [222220 x i32], ptr @sum, i64 0, i64 %17
  %19 = load i32, ptr %18, align 4, !tbaa !5
  br label %.loopexit

.lr.ph.split:                                     ; preds = %.lr.ph, %tailrecurse
  %.tr3543 = phi i32 [ %29, %tailrecurse ], [ %4, %.lr.ph ]
  %.tr3342 = phi i32 [ %27, %tailrecurse ], [ %2, %.lr.ph ]
  %accumulator.tr41 = phi i32 [ %30, %tailrecurse ], [ 0, %.lr.ph ]
  %20 = add nsw i32 %.tr3342, %3
  %21 = ashr i32 %20, 1
  %.not31 = icmp slt i32 %21, %0
  br i1 %.not31, label %25, label %22

22:                                               ; preds = %.lr.ph.split
  %23 = shl i32 %.tr3543, 1
  %24 = tail call noundef i32 @_Z5queryiiiii(i32 noundef %0, i32 noundef %1, i32 noundef %.tr3342, i32 noundef %21, i32 noundef %23)
  br label %25

25:                                               ; preds = %22, %.lr.ph.split
  %.0 = phi i32 [ %24, %22 ], [ 0, %.lr.ph.split ]
  %26 = icmp slt i32 %21, %1
  br i1 %26, label %tailrecurse, label %.loopexit

tailrecurse:                                      ; preds = %25
  %27 = add nsw i32 %21, 1
  %28 = shl i32 %.tr3543, 1
  %29 = or disjoint i32 %28, 1
  %30 = add nsw i32 %.0, %accumulator.tr41
  %.not = icmp slt i32 %27, %0
  br i1 %.not, label %.lr.ph.split, label %tailrecurse._crit_edge

.loopexit:                                        ; preds = %25, %11, %tailrecurse._crit_edge
  %accumulator.tr38 = phi i32 [ %accumulator.tr.lcssa, %tailrecurse._crit_edge ], [ %accumulator.tr41.us, %11 ], [ %accumulator.tr41, %25 ]
  %.025 = phi i32 [ %19, %tailrecurse._crit_edge ], [ %.0.us, %11 ], [ %.0, %25 ]
  %accumulator.ret.tr = add nsw i32 %.025, %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,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,ReassociatePass,SROAPass,SimplifyCFGPass,TailCallElimPass