; LLVM IR from ShahjalalShohag/code-library :: Data Structures/HLD.ll (Z8query_upii)

; 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.ST = type { [400036 x i32], [400036 x i32] }

@t = external dso_local global %struct.ST, align 4
@par = external dso_local global [100009 x [19 x i32]], align 16
@head = external dso_local global [100009 x i32], align 16
@st = external dso_local global [100009 x i32], align 16
@n = external dso_local global i32, align 4

; 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 @_Z8query_upii(i32 noundef %0, i32 noundef %1) #1 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  %7 = alloca i32, align 4
  store i32 %0, ptr %3, align 4, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  store i32 -1000000009, ptr %5, align 4, !tbaa !5
  br label %8

8:                                                ; preds = %18, %2
  %9 = load i32, ptr %3, align 4, !tbaa !5
  %10 = sext i32 %9 to i64
  %11 = getelementptr inbounds [100009 x i32], ptr @head, i64 0, i64 %10
  %12 = load i32, ptr %11, align 4, !tbaa !5
  %13 = load i32, ptr %4, align 4, !tbaa !5
  %14 = sext i32 %13 to i64
  %15 = getelementptr inbounds [100009 x i32], ptr @head, i64 0, i64 %14
  %16 = load i32, ptr %15, align 4, !tbaa !5
  %17 = icmp ne i32 %12, %16
  br i1 %17, label %18, label %42

18:                                               ; preds = %8
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #3
  %19 = load i32, ptr @n, align 4, !tbaa !5
  %20 = load i32, ptr %3, align 4, !tbaa !5
  %21 = sext i32 %20 to i64
  %22 = getelementptr inbounds [100009 x i32], ptr @head, i64 0, i64 %21
  %23 = load i32, ptr %22, align 4, !tbaa !5
  %24 = sext i32 %23 to i64
  %25 = getelementptr inbounds [100009 x i32], ptr @st, i64 0, i64 %24
  %26 = load i32, ptr %25, align 4, !tbaa !5
  %27 = load i32, ptr %3, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [100009 x i32], ptr @st, i64 0, i64 %28
  %30 = load i32, ptr %29, align 4, !tbaa !5
  %31 = call noundef i32 @_ZN2ST5queryEiiiii(ptr noundef nonnull align 4 dereferenceable(3200288) @t, i32 noundef 1, i32 noundef 1, i32 noundef %19, i32 noundef %26, i32 noundef %30)
  store i32 %31, ptr %6, align 4, !tbaa !5
  %32 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %6)
  %33 = load i32, ptr %32, align 4, !tbaa !5
  store i32 %33, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #3
  %34 = load i32, ptr %3, align 4, !tbaa !5
  %35 = sext i32 %34 to i64
  %36 = getelementptr inbounds [100009 x i32], ptr @head, i64 0, i64 %35
  %37 = load i32, ptr %36, align 4, !tbaa !5
  %38 = sext i32 %37 to i64
  %39 = getelementptr inbounds [100009 x [19 x i32]], ptr @par, i64 0, i64 %38
  %40 = getelementptr inbounds [19 x i32], ptr %39, i64 0, i64 0
  %41 = load i32, ptr %40, align 4, !tbaa !5
  store i32 %41, ptr %3, align 4, !tbaa !5
  br label %8, !llvm.loop !9

42:                                               ; preds = %8
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #3
  %43 = load i32, ptr @n, align 4, !tbaa !5
  %44 = load i32, ptr %4, align 4, !tbaa !5
  %45 = sext i32 %44 to i64
  %46 = getelementptr inbounds [100009 x i32], ptr @st, i64 0, i64 %45
  %47 = load i32, ptr %46, align 4, !tbaa !5
  %48 = load i32, ptr %3, align 4, !tbaa !5
  %49 = sext i32 %48 to i64
  %50 = getelementptr inbounds [100009 x i32], ptr @st, i64 0, i64 %49
  %51 = load i32, ptr %50, align 4, !tbaa !5
  %52 = call noundef i32 @_ZN2ST5queryEiiiii(ptr noundef nonnull align 4 dereferenceable(3200288) @t, i32 noundef 1, i32 noundef 1, i32 noundef %43, i32 noundef %47, i32 noundef %51)
  store i32 %52, ptr %7, align 4, !tbaa !5
  %53 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %5, ptr noundef nonnull align 4 dereferenceable(4) %7)
  %54 = load i32, ptr %53, align 4, !tbaa !5
  store i32 %54, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #3
  %55 = load i32, ptr %5, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  ret i32 %55
}

; 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)) #2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN2ST5queryEiiiii(ptr noundef nonnull align 4 dereferenceable(3200288), i32 noundef, i32 noundef, i32 noundef, i32 noundef, i32 noundef) #1 align 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; 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.ST = type { [400036 x i32], [400036 x i32] }

@t = external dso_local global %struct.ST, align 4
@par = external dso_local local_unnamed_addr global [100009 x [19 x i32]], align 16
@head = external dso_local local_unnamed_addr global [100009 x i32], align 16
@st = external dso_local local_unnamed_addr global [100009 x i32], align 16
@n = external dso_local local_unnamed_addr global i32, align 4

; 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 uwtable
define dso_local noundef i32 @_Z8query_upii(i32 noundef %0, i32 noundef %1) local_unnamed_addr #1 {
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  %5 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #3
  store i32 -1000000009, ptr %3, align 4, !tbaa !5
  %6 = sext i32 %1 to i64
  %7 = getelementptr inbounds [100009 x i32], ptr @head, i64 0, i64 %6
  %8 = sext i32 %0 to i64
  %9 = getelementptr inbounds [100009 x i32], ptr @head, i64 0, i64 %8
  %10 = load i32, ptr %9, align 4, !tbaa !5
  %11 = load i32, ptr %7, align 4, !tbaa !5
  %.not8 = icmp eq i32 %10, %11
  br i1 %.not8, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %2, %.lr.ph
  %12 = phi i32 [ %30, %.lr.ph ], [ %10, %2 ]
  %13 = phi ptr [ %29, %.lr.ph ], [ %9, %2 ]
  %14 = phi i64 [ %28, %.lr.ph ], [ %8, %2 ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #3
  %15 = load i32, ptr @n, align 4, !tbaa !5
  %16 = sext i32 %12 to i64
  %17 = getelementptr inbounds [100009 x i32], ptr @st, i64 0, i64 %16
  %18 = load i32, ptr %17, align 4, !tbaa !5
  %19 = getelementptr inbounds [100009 x i32], ptr @st, i64 0, i64 %14
  %20 = load i32, ptr %19, align 4, !tbaa !5
  %21 = call noundef i32 @_ZN2ST5queryEiiiii(ptr noundef nonnull align 4 dereferenceable(3200288) @t, i32 noundef 1, i32 noundef 1, i32 noundef %15, i32 noundef %18, i32 noundef %20)
  store i32 %21, ptr %4, align 4, !tbaa !5
  %22 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 4 dereferenceable(4) %4)
  %23 = load i32, ptr %22, align 4, !tbaa !5
  store i32 %23, ptr %3, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #3
  %24 = load i32, ptr %13, align 4, !tbaa !5
  %25 = sext i32 %24 to i64
  %26 = getelementptr inbounds [100009 x [19 x i32]], ptr @par, i64 0, i64 %25
  %27 = load i32, ptr %26, align 4, !tbaa !5
  %28 = sext i32 %27 to i64
  %29 = getelementptr inbounds [100009 x i32], ptr @head, i64 0, i64 %28
  %30 = load i32, ptr %29, align 4, !tbaa !5
  %31 = load i32, ptr %7, align 4, !tbaa !5
  %.not = icmp eq i32 %30, %31
  br i1 %.not, label %._crit_edge, label %.lr.ph, !llvm.loop !9

._crit_edge:                                      ; preds = %.lr.ph, %2
  %.lcssa7 = phi i64 [ %8, %2 ], [ %28, %.lr.ph ]
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %5) #3
  %32 = load i32, ptr @n, align 4, !tbaa !5
  %33 = getelementptr inbounds [100009 x i32], ptr @st, i64 0, i64 %6
  %34 = load i32, ptr %33, align 4, !tbaa !5
  %35 = getelementptr inbounds [100009 x i32], ptr @st, i64 0, i64 %.lcssa7
  %36 = load i32, ptr %35, align 4, !tbaa !5
  %37 = call noundef i32 @_ZN2ST5queryEiiiii(ptr noundef nonnull align 4 dereferenceable(3200288) @t, i32 noundef 1, i32 noundef 1, i32 noundef %32, i32 noundef %34, i32 noundef %36)
  store i32 %37, ptr %5, align 4, !tbaa !5
  %38 = call noundef nonnull align 4 dereferenceable(4) ptr @_ZSt3maxIiERKT_S2_S2_(ptr noundef nonnull align 4 dereferenceable(4) %3, ptr noundef nonnull align 4 dereferenceable(4) %5)
  %39 = load i32, ptr %38, align 4, !tbaa !5
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %5) #3
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #3
  ret i32 %39
}

; 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 #2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i32 @_ZN2ST5queryEiiiii(ptr noundef nonnull align 4 dereferenceable(3200288), i32 noundef, i32 noundef, i32 noundef, i32 noundef, i32 noundef) local_unnamed_addr #1 align 2

attributes #0 = { mustprogress 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 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: DSEPass,EarlyCSEPass,GVNPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,InstSimplifyPass,JumpThreadingPass,LCSSAPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass