; LLVM IR from SourangshuGhosh/Fluid-Simulation-for-Computer-Graphics :: src (anisotropicparticlemesher)

; 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.AnisotropicParticleMesher = type { double, double, double, double, double, double, double, double, i32, double, i32, double, i32, i32, i32, double, i32, double, %class.SpatialPointGrid, %class.FragmentedVector, %class.FragmentedVector.10, %class.FragmentedVector.10, %class.FragmentedVector.16, %class.ScalarField, i32, i32, i32, [4 x i8], %class.Array3d.22 }
%class.SpatialPointGrid = type { i32, i32, i32, double, %"class.std::vector", %"class.std::vector.0", %class.Array3d, %class.AABB }
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<GridPoint, std::allocator<GridPoint>>::_Vector_impl" }
%"struct.std::_Vector_base<GridPoint, std::allocator<GridPoint>>::_Vector_impl" = type { %"struct.std::_Vector_base<GridPoint, std::allocator<GridPoint>>::_Vector_impl_data" }
%"struct.std::_Vector_base<GridPoint, std::allocator<GridPoint>>::_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<int, std::allocator<int>>::_Vector_impl" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl" = type { %"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" }
%"struct.std::_Vector_base<int, std::allocator<int>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%class.Array3d = type { i32, i32, i32, ptr, i8, %"struct.SpatialPointGrid::CellNode", i32 }
%"struct.SpatialPointGrid::CellNode" = type { i32, i32 }
%class.AABB = type { %"class.vmath::vec3", double, double, double }
%"class.vmath::vec3" = type { float, float, float }
%class.FragmentedVector = type { %"class.std::vector.5", i32, i32, double, i32, i32 }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<FragmentedVector<AnisotropicParticleMesher::SurfaceParticle>::VectorNode, std::allocator<FragmentedVector<AnisotropicParticleMesher::SurfaceParticle>::VectorNode>>::_Vector_impl" }
%"struct.std::_Vector_base<FragmentedVector<AnisotropicParticleMesher::SurfaceParticle>::VectorNode, std::allocator<FragmentedVector<AnisotropicParticleMesher::SurfaceParticle>::VectorNode>>::_Vector_impl" = type { %"struct.std::_Vector_base<FragmentedVector<AnisotropicParticleMesher::SurfaceParticle>::VectorNode, std::allocator<FragmentedVector<AnisotropicParticleMesher::SurfaceParticle>::VectorNode>>::_Vector_impl_data" }
%"struct.std::_Vector_base<FragmentedVector<AnisotropicParticleMesher::SurfaceParticle>::VectorNode, std::allocator<FragmentedVector<AnisotropicParticleMesher::SurfaceParticle>::VectorNode>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%class.FragmentedVector.10 = type { %"class.std::vector.11", i32, i32, double, i32, i32 }
%"class.std::vector.11" = type { %"struct.std::_Vector_base.12" }
%"struct.std::_Vector_base.12" = type { %"struct.std::_Vector_base<FragmentedVector<GridPointReference>::VectorNode, std::allocator<FragmentedVector<GridPointReference>::VectorNode>>::_Vector_impl" }
%"struct.std::_Vector_base<FragmentedVector<GridPointReference>::VectorNode, std::allocator<FragmentedVector<GridPointReference>::VectorNode>>::_Vector_impl" = type { %"struct.std::_Vector_base<FragmentedVector<GridPointReference>::VectorNode, std::allocator<FragmentedVector<GridPointReference>::VectorNode>>::_Vector_impl_data" }
%"struct.std::_Vector_base<FragmentedVector<GridPointReference>::VectorNode, std::allocator<FragmentedVector<GridPointReference>::VectorNode>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%class.FragmentedVector.16 = type { %"class.std::vector.17", i32, i32, double, i32, i32 }
%"class.std::vector.17" = type { %"struct.std::_Vector_base.18" }
%"struct.std::_Vector_base.18" = type { %"struct.std::_Vector_base<FragmentedVector<vmath::vec3>::VectorNode, std::allocator<FragmentedVector<vmath::vec3>::VectorNode>>::_Vector_impl" }
%"struct.std::_Vector_base<FragmentedVector<vmath::vec3>::VectorNode, std::allocator<FragmentedVector<vmath::vec3>::VectorNode>>::_Vector_impl" = type { %"struct.std::_Vector_base<FragmentedVector<vmath::vec3>::VectorNode, std::allocator<FragmentedVector<vmath::vec3>::VectorNode>>::_Vector_impl_data" }
%"struct.std::_Vector_base<FragmentedVector<vmath::vec3>::VectorNode, std::allocator<FragmentedVector<vmath::vec3>::VectorNode>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%class.ScalarField = type { i32, i32, i32, double, double, double, double, double, double, double, double, i8, [7 x i8], %class.Array3d.22, %class.Array3d.23, %class.Array3d.22, %class.Array3d.23, i8, %"class.vmath::vec3" }
%class.Array3d.23 = type { i32, i32, i32, ptr, i8, i8, i32 }
%class.Array3d.22 = type <{ i32, i32, i32, [4 x i8], ptr, i8, [3 x i8], float, i32, [4 x i8] }>

; 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 void @_ZN25AnisotropicParticleMesher30_applyScalarFieldSliceSeamDataEv(ptr noundef nonnull align 8 dereferenceable(784) %0) #1 align 2 {
  %2 = alloca ptr, align 8
  %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
  %8 = alloca i32, align 4
  %9 = alloca i32, align 4
  store ptr %0, ptr %2, align 8, !tbaa !5
  %10 = load ptr, ptr %2, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %3) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %4) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  %11 = getelementptr inbounds %class.AnisotropicParticleMesher, ptr %10, i32 0, i32 23
  call void @_ZN11ScalarField17getGridDimensionsEPiS0_S0_(ptr noundef nonnull align 8 dereferenceable(248) %11, ptr noundef %3, ptr noundef %4, ptr noundef %5)
  call void @llvm.lifetime.start.p0(i64 4, ptr %6) #4
  store i32 0, ptr %6, align 4, !tbaa !9
  br label %12

12:                                               ; preds = %47, %1
  %13 = load i32, ptr %6, align 4, !tbaa !9
  %14 = load i32, ptr %5, align 4, !tbaa !9
  %15 = icmp slt i32 %13, %14
  br i1 %15, label %17, label %16

16:                                               ; preds = %12
  store i32 2, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %6) #4
  br label %50

17:                                               ; preds = %12
  call void @llvm.lifetime.start.p0(i64 4, ptr %8) #4
  store i32 0, ptr %8, align 4, !tbaa !9
  br label %18

18:                                               ; preds = %43, %17
  %19 = load i32, ptr %8, align 4, !tbaa !9
  %20 = load i32, ptr %4, align 4, !tbaa !9
  %21 = icmp slt i32 %19, %20
  br i1 %21, label %23, label %22

22:                                               ; preds = %18
  store i32 5, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %8) #4
  br label %46

23:                                               ; preds = %18
  call void @llvm.lifetime.start.p0(i64 4, ptr %9) #4
  store i32 0, ptr %9, align 4, !tbaa !9
  br label %24

24:                                               ; preds = %39, %23
  %25 = load i32, ptr %9, align 4, !tbaa !9
  %26 = icmp sle i32 %25, 2
  br i1 %26, label %28, label %27

27:                                               ; preds = %24
  store i32 8, ptr %7, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %9) #4
  br label %42

28:                                               ; preds = %24
  %29 = getelementptr inbounds %class.AnisotropicParticleMesher, ptr %10, i32 0, i32 23
  %30 = load i32, ptr %9, align 4, !tbaa !9
  %31 = load i32, ptr %8, align 4, !tbaa !9
  %32 = load i32, ptr %6, align 4, !tbaa !9
  %33 = getelementptr inbounds %class.AnisotropicParticleMesher, ptr %10, i32 0, i32 28
  %34 = load i32, ptr %9, align 4, !tbaa !9
  %35 = load i32, ptr %8, align 4, !tbaa !9
  %36 = load i32, ptr %6, align 4, !tbaa !9
  %37 = call noundef float @_ZN7Array3dIfEclEiii(ptr noundef nonnull align 8 dereferenceable(36) %33, i32 noundef %34, i32 noundef %35, i32 noundef %36)
  %38 = fpext float %37 to double
  call void @_ZN11ScalarField19setScalarFieldValueEiiid(ptr noundef nonnull align 8 dereferenceable(248) %29, i32 noundef %30, i32 noundef %31, i32 noundef %32, double noundef %38)
  br label %39

39:                                               ; preds = %28
  %40 = load i32, ptr %9, align 4, !tbaa !9
  %41 = add nsw i32 %40, 1
  store i32 %41, ptr %9, align 4, !tbaa !9
  br label %24, !llvm.loop !11

42:                                               ; preds = %27
  br label %43

43:                                               ; preds = %42
  %44 = load i32, ptr %8, align 4, !tbaa !9
  %45 = add nsw i32 %44, 1
  store i32 %45, ptr %8, align 4, !tbaa !9
  br label %18, !llvm.loop !13

46:                                               ; preds = %22
  br label %47

47:                                               ; preds = %46
  %48 = load i32, ptr %6, align 4, !tbaa !9
  %49 = add nsw i32 %48, 1
  store i32 %49, ptr %6, align 4, !tbaa !9
  br label %12, !llvm.loop !14

50:                                               ; preds = %16
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %4) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr %3) #4
  ret void
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN11ScalarField17getGridDimensionsEPiS0_S0_(ptr noundef nonnull align 8 dereferenceable(248), ptr noundef, ptr noundef, ptr noundef) #2 align 2

declare void @_ZN11ScalarField19setScalarFieldValueEiiid(ptr noundef nonnull align 8 dereferenceable(248), i32 noundef, i32 noundef, i32 noundef, double noundef) #3

; Function Attrs: mustprogress uwtable
declare dso_local noundef float @_ZN7Array3dIfEclEiii(ptr noundef nonnull align 8 dereferenceable(36), 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 = { 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 = { "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 #4 = { 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}
!11 = distinct !{!11, !12}
!12 = !{!"llvm.loop.mustprogress"}
!13 = distinct !{!13, !12}
!14 = distinct !{!14, !12}


; 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 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 @_ZN25AnisotropicParticleMesher30_applyScalarFieldSliceSeamDataEv(ptr noundef nonnull align 8 dereferenceable(784) %0) local_unnamed_addr #1 align 2 {
  %2 = alloca i32, align 4
  %3 = alloca i32, align 4
  %4 = alloca i32, align 4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %2) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %3) #4
  call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %4) #4
  %5 = getelementptr inbounds i8, ptr %0, i64 480
  call void @_ZN11ScalarField17getGridDimensionsEPiS0_S0_(ptr noundef nonnull align 8 dereferenceable(248) %5, ptr noundef nonnull %2, ptr noundef nonnull %3, ptr noundef nonnull %4)
  %6 = load i32, ptr %4, align 4, !tbaa !5
  %7 = icmp sgt i32 %6, 0
  br i1 %7, label %.preheader14.lr.ph, label %._crit_edge18

.preheader14.lr.ph:                               ; preds = %1
  %8 = getelementptr inbounds i8, ptr %0, i64 744
  %9 = load i32, ptr %3, align 4, !tbaa !5
  %10 = icmp sgt i32 %9, 0
  br i1 %10, label %.preheader14, label %._crit_edge18

.preheader14:                                     ; preds = %.preheader14.lr.ph, %._crit_edge
  %11 = phi i32 [ %23, %._crit_edge ], [ %6, %.preheader14.lr.ph ]
  %12 = phi i32 [ %24, %._crit_edge ], [ %9, %.preheader14.lr.ph ]
  %.01317 = phi i32 [ %25, %._crit_edge ], [ 0, %.preheader14.lr.ph ]
  %13 = icmp sgt i32 %12, 0
  br i1 %13, label %.preheader, label %._crit_edge

._crit_edge18:                                    ; preds = %._crit_edge, %.preheader14.lr.ph, %1
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %4) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %3) #4
  call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %2) #4
  ret void

.preheader:                                       ; preds = %.preheader14, %.preheader
  %.01216 = phi i32 [ %20, %.preheader ], [ 0, %.preheader14 ]
  %14 = call noundef float @_ZN7Array3dIfEclEiii(ptr noundef nonnull align 8 dereferenceable(36) %8, i32 noundef 0, i32 noundef %.01216, i32 noundef %.01317)
  %15 = fpext float %14 to double
  call void @_ZN11ScalarField19setScalarFieldValueEiiid(ptr noundef nonnull align 8 dereferenceable(248) %5, i32 noundef 0, i32 noundef %.01216, i32 noundef %.01317, double noundef %15)
  %16 = call noundef float @_ZN7Array3dIfEclEiii(ptr noundef nonnull align 8 dereferenceable(36) %8, i32 noundef 1, i32 noundef %.01216, i32 noundef %.01317)
  %17 = fpext float %16 to double
  call void @_ZN11ScalarField19setScalarFieldValueEiiid(ptr noundef nonnull align 8 dereferenceable(248) %5, i32 noundef 1, i32 noundef %.01216, i32 noundef %.01317, double noundef %17)
  %18 = call noundef float @_ZN7Array3dIfEclEiii(ptr noundef nonnull align 8 dereferenceable(36) %8, i32 noundef 2, i32 noundef %.01216, i32 noundef %.01317)
  %19 = fpext float %18 to double
  call void @_ZN11ScalarField19setScalarFieldValueEiiid(ptr noundef nonnull align 8 dereferenceable(248) %5, i32 noundef 2, i32 noundef %.01216, i32 noundef %.01317, double noundef %19)
  %20 = add nuw nsw i32 %.01216, 1
  %21 = load i32, ptr %3, align 4, !tbaa !5
  %22 = icmp slt i32 %20, %21
  br i1 %22, label %.preheader, label %._crit_edge.loopexit, !llvm.loop !9

._crit_edge.loopexit:                             ; preds = %.preheader
  %.pre = load i32, ptr %4, align 4, !tbaa !5
  br label %._crit_edge

._crit_edge:                                      ; preds = %._crit_edge.loopexit, %.preheader14
  %23 = phi i32 [ %.pre, %._crit_edge.loopexit ], [ %11, %.preheader14 ]
  %24 = phi i32 [ %21, %._crit_edge.loopexit ], [ %12, %.preheader14 ]
  %25 = add nuw nsw i32 %.01317, 1
  %26 = icmp slt i32 %25, %23
  br i1 %26, label %.preheader14, label %._crit_edge18, !llvm.loop !11
}

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN11ScalarField17getGridDimensionsEPiS0_S0_(ptr noundef nonnull align 8 dereferenceable(248), ptr noundef, ptr noundef, ptr noundef) local_unnamed_addr #2 align 2

declare void @_ZN11ScalarField19setScalarFieldValueEiiid(ptr noundef nonnull align 8 dereferenceable(248), i32 noundef, i32 noundef, i32 noundef, double noundef) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
declare dso_local noundef float @_ZN7Array3dIfEclEiii(ptr noundef nonnull align 8 dereferenceable(36), 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 = { 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 = { "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 #4 = { 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"}
!11 = distinct !{!11, !10, !12}
!12 = !{!"llvm.loop.unswitch.partial.disable"}


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