; LLVM IR from artvns/SimpleFvm :: simplefvm/src/MeshLoader/DomainDecomposition/PartsCellsNumsExtraction/Horizontal_da6f3366 (ZN10meshloader18HorizontalFaceNums12checkTopSideEmm)

; 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"

%"class.meshloader::HorizontalFaceNums" = type { ptr, ptr, ptr, ptr, %"class.std::vector", %"class.std::vector", %"class.std::vector.0", %"class.std::vector.0" }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl" = type { %"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" }
%"struct.std::_Vector_base<unsigned long, std::allocator<unsigned long>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<std::vector<unsigned long>, std::allocator<std::vector<unsigned long>>>::_Vector_impl" }
%"struct.std::_Vector_base<std::vector<unsigned long>, std::allocator<std::vector<unsigned long>>>::_Vector_impl" = type { %"struct.std::_Vector_base<std::vector<unsigned long>, std::allocator<std::vector<unsigned long>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<std::vector<unsigned long>, std::allocator<std::vector<unsigned long>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

; Function Attrs: nocallback nofree nosync nounwind willreturn memory(argmem: readwrite)
declare void @llvm.lifetime.start.p0(i64 immarg, ptr nocapture) #0

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN10meshloader18HorizontalFaceNums12checkTopSideEmm(ptr noundef nonnull align 8 dereferenceable(128) %0, i64 noundef %1, i64 noundef %2) #1 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca i64, align 8
  %6 = alloca i64, align 8
  %7 = alloca i64, align 8
  %8 = alloca i64, align 8
  store ptr %0, ptr %4, align 8, !tbaa !5
  store i64 %1, ptr %5, align 8, !tbaa !9
  store i64 %2, ptr %6, align 8, !tbaa !9
  %9 = load ptr, ptr %4, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %7) #3
  store i64 0, ptr %7, align 8, !tbaa !9
  br label %10

10:                                               ; preds = %37, %3
  %11 = load i64, ptr %7, align 8, !tbaa !9
  %12 = load i64, ptr %6, align 8, !tbaa !9
  %13 = icmp ult i64 %11, %12
  br i1 %13, label %15, label %14

14:                                               ; preds = %10
  call void @llvm.lifetime.end.p0(i64 8, ptr %7) #3
  br label %40

15:                                               ; preds = %10
  %16 = load i64, ptr %5, align 8, !tbaa !9
  %17 = load i64, ptr %7, align 8, !tbaa !9
  %18 = call noundef zeroext i1 @_ZN10meshloader18HorizontalFaceNums6isCellEmm(ptr noundef nonnull align 8 dereferenceable(128) %9, i64 noundef %16, i64 noundef %17)
  br i1 %18, label %19, label %36

19:                                               ; preds = %15
  %20 = load i64, ptr %5, align 8, !tbaa !9
  %21 = load i64, ptr %7, align 8, !tbaa !9
  %22 = call noundef zeroext i1 @_ZN10meshloader18HorizontalFaceNums9isTopSideEmm(ptr noundef nonnull align 8 dereferenceable(128) %9, i64 noundef %20, i64 noundef %21)
  br i1 %22, label %23, label %36

23:                                               ; preds = %19
  %24 = getelementptr inbounds %"class.meshloader::HorizontalFaceNums", ptr %9, i32 0, i32 4
  call void @llvm.lifetime.start.p0(i64 8, ptr %8) #3
  %25 = load i64, ptr %5, align 8, !tbaa !9
  %26 = load i64, ptr %7, align 8, !tbaa !9
  %27 = call noundef i64 @_ZN10meshloader18HorizontalFaceNums10takeNumberEmm(ptr noundef nonnull align 8 dereferenceable(128) %9, i64 noundef %25, i64 noundef %26)
  store i64 %27, ptr %8, align 8, !tbaa !9
  call void @_ZNSt6vectorImSaImEE9push_backEOm(ptr noundef nonnull align 8 dereferenceable(24) %24, ptr noundef nonnull align 8 dereferenceable(8) %8)
  call void @llvm.lifetime.end.p0(i64 8, ptr %8) #3
  %28 = load i64, ptr %5, align 8, !tbaa !9
  %29 = load i64, ptr %7, align 8, !tbaa !9
  %30 = call noundef zeroext i1 @_ZN10meshloader18HorizontalFaceNums15isTopFaceFinishEmm(ptr noundef nonnull align 8 dereferenceable(128) %9, i64 noundef %28, i64 noundef %29)
  br i1 %30, label %31, label %35

31:                                               ; preds = %23
  %32 = getelementptr inbounds %"class.meshloader::HorizontalFaceNums", ptr %9, i32 0, i32 6
  %33 = getelementptr inbounds %"class.meshloader::HorizontalFaceNums", ptr %9, i32 0, i32 4
  call void @_ZNSt6vectorIS_ImSaImEESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %32, ptr noundef nonnull align 8 dereferenceable(24) %33)
  %34 = getelementptr inbounds %"class.meshloader::HorizontalFaceNums", ptr %9, i32 0, i32 4
  call void @_ZNSt6vectorImSaImEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %34) #3
  br label %35

35:                                               ; preds = %31, %23
  br label %36

36:                                               ; preds = %35, %19, %15
  br label %37

37:                                               ; preds = %36
  %38 = load i64, ptr %7, align 8, !tbaa !9
  %39 = add i64 %38, 1
  store i64 %39, ptr %7, align 8, !tbaa !9
  br label %10, !llvm.loop !11

40:                                               ; preds = %14
  ret void
}

; 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
declare dso_local noundef zeroext i1 @_ZN10meshloader18HorizontalFaceNums6isCellEmm(ptr noundef nonnull align 8 dereferenceable(128), i64 noundef, i64 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN10meshloader18HorizontalFaceNums9isTopSideEmm(ptr noundef nonnull align 8 dereferenceable(128), i64 noundef, i64 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorImSaImEE9push_backEOm(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZN10meshloader18HorizontalFaceNums10takeNumberEmm(ptr noundef nonnull align 8 dereferenceable(128), i64 noundef, i64 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN10meshloader18HorizontalFaceNums15isTopFaceFinishEmm(ptr noundef nonnull align 8 dereferenceable(128), i64 noundef, i64 noundef) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_ImSaImEESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorImSaImEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) #2 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 = { 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 = !{!"any pointer", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = !{!10, !10, i64 0}
!10 = !{!"long", !7, i64 0}
!11 = distinct !{!11, !12}
!12 = !{!"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"

; 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 uwtable
define dso_local void @_ZN10meshloader18HorizontalFaceNums12checkTopSideEmm(ptr noundef nonnull align 8 dereferenceable(128) %0, i64 noundef %1, i64 noundef %2) local_unnamed_addr #1 align 2 {
  %4 = alloca i64, align 8
  %.not = icmp eq i64 %2, 0
  br i1 %.not, label %._crit_edge, label %.lr.ph

.lr.ph:                                           ; preds = %3
  %5 = getelementptr inbounds i8, ptr %0, i64 32
  %6 = getelementptr inbounds i8, ptr %0, i64 80
  br label %7

._crit_edge:                                      ; preds = %15, %3
  ret void

7:                                                ; preds = %.lr.ph, %15
  %.011 = phi i64 [ 0, %.lr.ph ], [ %16, %15 ]
  %8 = call noundef zeroext i1 @_ZN10meshloader18HorizontalFaceNums6isCellEmm(ptr noundef nonnull align 8 dereferenceable(128) %0, i64 noundef %1, i64 noundef %.011)
  br i1 %8, label %9, label %15

9:                                                ; preds = %7
  %10 = call noundef zeroext i1 @_ZN10meshloader18HorizontalFaceNums9isTopSideEmm(ptr noundef nonnull align 8 dereferenceable(128) %0, i64 noundef %1, i64 noundef %.011)
  br i1 %10, label %11, label %15

11:                                               ; preds = %9
  call void @llvm.lifetime.start.p0(i64 8, ptr nonnull %4) #3
  %12 = call noundef i64 @_ZN10meshloader18HorizontalFaceNums10takeNumberEmm(ptr noundef nonnull align 8 dereferenceable(128) %0, i64 noundef %1, i64 noundef %.011)
  store i64 %12, ptr %4, align 8, !tbaa !5
  call void @_ZNSt6vectorImSaImEE9push_backEOm(ptr noundef nonnull align 8 dereferenceable(24) %5, ptr noundef nonnull align 8 dereferenceable(8) %4)
  call void @llvm.lifetime.end.p0(i64 8, ptr nonnull %4) #3
  %13 = call noundef zeroext i1 @_ZN10meshloader18HorizontalFaceNums15isTopFaceFinishEmm(ptr noundef nonnull align 8 dereferenceable(128) %0, i64 noundef %1, i64 noundef %.011)
  br i1 %13, label %14, label %15

14:                                               ; preds = %11
  call void @_ZNSt6vectorIS_ImSaImEESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24) %6, ptr noundef nonnull align 8 dereferenceable(24) %5)
  call void @_ZNSt6vectorImSaImEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24) %5) #3
  br label %15

15:                                               ; preds = %7, %9, %14, %11
  %16 = add nuw i64 %.011, 1
  %exitcond.not = icmp eq i64 %16, %2
  br i1 %exitcond.not, label %._crit_edge, label %7, !llvm.loop !9
}

; 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
declare dso_local noundef zeroext i1 @_ZN10meshloader18HorizontalFaceNums6isCellEmm(ptr noundef nonnull align 8 dereferenceable(128), i64 noundef, i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN10meshloader18HorizontalFaceNums9isTopSideEmm(ptr noundef nonnull align 8 dereferenceable(128), i64 noundef, i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorImSaImEE9push_backEOm(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(8)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef i64 @_ZN10meshloader18HorizontalFaceNums10takeNumberEmm(ptr noundef nonnull align 8 dereferenceable(128), i64 noundef, i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef zeroext i1 @_ZN10meshloader18HorizontalFaceNums15isTopFaceFinishEmm(ptr noundef nonnull align 8 dereferenceable(128), i64 noundef, i64 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNSt6vectorIS_ImSaImEESaIS1_EE9push_backERKS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZNSt6vectorImSaImEE5clearEv(ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 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 = { 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 = !{!"long", !7, i64 0}
!7 = !{!"omnipotent char", !8, i64 0}
!8 = !{!"Simple C++ TBAA"}
!9 = distinct !{!9, !10}
!10 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: CorrelatedValuePropagationPass,EarlyCSEPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass