; LLVM IR from niessner/Matterport :: code/gaps/pkgs/R3Shapes (R3TriangleArray)

; 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.R3TriangleArray = type { %class.R3Surface, %class.RNArray, %class.RNArray.0, %class.R3Box }
%class.R3Surface = type { %class.R3Shape }
%class.R3Shape = type { ptr }
%class.RNArray = type { %class.RNVArray }
%class.RNVArray = type { ptr, i32, i32 }
%class.RNArray.0 = type { %class.RNVArray }
%class.R3Box = type { %class.R3Solid, %class.R3Point, %class.R3Point }
%class.R3Solid = type { %class.R3Shape }
%class.R3Point = type { [3 x double] }

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

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK8RNVArray8NEntriesEv(ptr noundef nonnull align 8 dereferenceable(16)) #1 align 2

; 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 ptr @_ZNK7RNArrayIP10R3TriangleE3KthEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) #2 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN15R3TriangleArray10MoveVertexEP16R3TriangleVertexRK7R3Point(ptr noundef nonnull align 8 dereferenceable(96) %0, ptr noundef %1, ptr noundef nonnull align 8 dereferenceable(24) %2) unnamed_addr #2 align 2 {
  %4 = alloca ptr, align 8
  %5 = alloca ptr, align 8
  %6 = alloca ptr, align 8
  %7 = alloca i32, align 4
  %8 = alloca i32, align 4
  %9 = alloca ptr, align 8
  %10 = alloca i32, align 4
  store ptr %0, ptr %4, align 8, !tbaa !5
  store ptr %1, ptr %5, align 8, !tbaa !5
  store ptr %2, ptr %6, align 8, !tbaa !5
  %11 = load ptr, ptr %4, align 8
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = load ptr, ptr %6, align 8, !tbaa !5
  call void @_ZN16R3TriangleVertex11SetPositionERK7R3Point(ptr noundef nonnull align 8 dereferenceable(100) %12, ptr noundef nonnull align 8 dereferenceable(24) %13)
  call void @llvm.lifetime.start.p0(i64 4, ptr %7) #4
  store i32 0, ptr %7, align 4, !tbaa !9
  br label %14

14:                                               ; preds = %45, %3
  %15 = load i32, ptr %7, align 4, !tbaa !9
  %16 = getelementptr inbounds %class.R3TriangleArray, ptr %11, i32 0, i32 2
  %17 = call noundef i32 @_ZNK8RNVArray8NEntriesEv(ptr noundef nonnull align 8 dereferenceable(16) %16)
  %18 = icmp slt i32 %15, %17
  br i1 %18, label %20, label %19

19:                                               ; preds = %14
  store i32 2, ptr %8, align 4
  call void @llvm.lifetime.end.p0(i64 4, ptr %7) #4
  br label %48

20:                                               ; preds = %14
  call void @llvm.lifetime.start.p0(i64 8, ptr %9) #4
  %21 = getelementptr inbounds %class.R3TriangleArray, ptr %11, i32 0, i32 2
  %22 = load i32, ptr %7, align 4, !tbaa !9
  %23 = call noundef ptr @_ZNK7RNArrayIP10R3TriangleE3KthEi(ptr noundef nonnull align 8 dereferenceable(16) %21, i32 noundef %22)
  store ptr %23, ptr %9, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %10) #4
  store i32 0, ptr %10, align 4, !tbaa !9
  br label %24

24:                                               ; preds = %40, %20
  %25 = load i32, ptr %10, align 4, !tbaa !9
  %26 = icmp slt i32 %25, 3
  br i1 %26, label %28, label %27

27:                                               ; preds = %24
  store i32 5, ptr %8, align 4
  br label %43

28:                                               ; preds = %24
  %29 = load ptr, ptr %9, align 8, !tbaa !5
  %30 = load i32, ptr %7, align 4, !tbaa !9
  %31 = call noundef ptr @_ZNK10R3Triangle6VertexEi(ptr noundef nonnull align 8 dereferenceable(132) %29, i32 noundef %30)
  %32 = load ptr, ptr %5, align 8, !tbaa !5
  %33 = icmp eq ptr %31, %32
  br i1 %33, label %34, label %39

34:                                               ; preds = %28
  %35 = load ptr, ptr %9, align 8, !tbaa !5
  %36 = load ptr, ptr %35, align 8, !tbaa !11
  %37 = getelementptr inbounds ptr, ptr %36, i64 73
  %38 = load ptr, ptr %37, align 8
  call void %38(ptr noundef nonnull align 8 dereferenceable(132) %35)
  store i32 5, ptr %8, align 4
  br label %43

39:                                               ; preds = %28
  br label %40

40:                                               ; preds = %39
  %41 = load i32, ptr %10, align 4, !tbaa !9
  %42 = add nsw i32 %41, 1
  store i32 %42, ptr %10, align 4, !tbaa !9
  br label %24, !llvm.loop !13

43:                                               ; preds = %34, %27
  call void @llvm.lifetime.end.p0(i64 4, ptr %10) #4
  br label %44

44:                                               ; preds = %43
  call void @llvm.lifetime.end.p0(i64 8, ptr %9) #4
  br label %45

45:                                               ; preds = %44
  %46 = load i32, ptr %7, align 4, !tbaa !9
  %47 = add nsw i32 %46, 1
  store i32 %47, ptr %7, align 4, !tbaa !9
  br label %14, !llvm.loop !15

48:                                               ; preds = %19
  %49 = load ptr, ptr %11, align 8, !tbaa !11
  %50 = getelementptr inbounds ptr, ptr %49, i64 71
  %51 = load ptr, ptr %50, align 8
  call void %51(ptr noundef nonnull align 8 dereferenceable(96) %11)
  ret void
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN16R3TriangleVertex11SetPositionERK7R3Point(ptr noundef nonnull align 8 dereferenceable(100), ptr noundef nonnull align 8 dereferenceable(24)) #3 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef ptr @_ZNK10R3Triangle6VertexEi(ptr noundef nonnull align 8 dereferenceable(132), i32 noundef) #3 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { 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 #2 = { 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 #3 = { inlinehint 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 #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 = !{!12, !12, i64 0}
!12 = !{!"vtable pointer", !8, i64 0}
!13 = distinct !{!13, !14}
!14 = !{!"llvm.loop.mustprogress"}
!15 = distinct !{!15, !14}


; 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: inlinehint mustprogress nounwind uwtable
declare dso_local noundef i32 @_ZNK8RNVArray8NEntriesEv(ptr noundef nonnull align 8 dereferenceable(16)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
declare dso_local noundef ptr @_ZNK7RNArrayIP10R3TriangleE3KthEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN15R3TriangleArray10MoveVertexEP16R3TriangleVertexRK7R3Point(ptr noundef nonnull align 8 dereferenceable(96) %0, ptr noundef nonnull %1, ptr noundef nonnull align 8 dereferenceable(24) %2) unnamed_addr #1 align 2 {
  tail call void @_ZN16R3TriangleVertex11SetPositionERK7R3Point(ptr noundef nonnull align 8 dereferenceable(100) %1, ptr noundef nonnull align 8 dereferenceable(24) %2)
  %4 = getelementptr inbounds i8, ptr %0, i64 24
  %5 = tail call noundef i32 @_ZNK8RNVArray8NEntriesEv(ptr noundef nonnull align 8 dereferenceable(16) %4)
  %6 = icmp sgt i32 %5, 0
  br i1 %6, label %.lr.ph, label %._crit_edge

._crit_edge:                                      ; preds = %.loopexit, %3
  %7 = load ptr, ptr %0, align 8, !tbaa !5
  %8 = getelementptr inbounds i8, ptr %7, i64 568
  %9 = load ptr, ptr %8, align 8
  tail call void %9(ptr noundef nonnull align 8 dereferenceable(96) %0)
  ret void

.lr.ph:                                           ; preds = %3, %.loopexit
  %.01113 = phi i32 [ %23, %.loopexit ], [ 0, %3 ]
  %10 = tail call noundef ptr @_ZNK7RNArrayIP10R3TriangleE3KthEi(ptr noundef nonnull align 8 dereferenceable(16) %4, i32 noundef %.01113)
  %11 = tail call noundef ptr @_ZNK10R3Triangle6VertexEi(ptr noundef nonnull align 8 dereferenceable(132) %10, i32 noundef %.01113)
  %12 = icmp eq ptr %11, %1
  br i1 %12, label %19, label %13

13:                                               ; preds = %.lr.ph
  %14 = tail call noundef ptr @_ZNK10R3Triangle6VertexEi(ptr noundef nonnull align 8 dereferenceable(132) %10, i32 noundef %.01113)
  %15 = icmp eq ptr %14, %1
  br i1 %15, label %19, label %16

16:                                               ; preds = %13
  %17 = tail call noundef ptr @_ZNK10R3Triangle6VertexEi(ptr noundef nonnull align 8 dereferenceable(132) %10, i32 noundef %.01113)
  %18 = icmp eq ptr %17, %1
  br i1 %18, label %19, label %.loopexit

19:                                               ; preds = %16, %13, %.lr.ph
  %20 = load ptr, ptr %10, align 8, !tbaa !5
  %21 = getelementptr inbounds i8, ptr %20, i64 584
  %22 = load ptr, ptr %21, align 8
  tail call void %22(ptr noundef nonnull align 8 dereferenceable(132) %10)
  br label %.loopexit

.loopexit:                                        ; preds = %16, %19
  %23 = add nuw nsw i32 %.01113, 1
  %24 = tail call noundef i32 @_ZNK8RNVArray8NEntriesEv(ptr noundef nonnull align 8 dereferenceable(16) %4)
  %25 = icmp slt i32 %23, %24
  br i1 %25, label %.lr.ph, label %._crit_edge, !llvm.loop !8
}

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local void @_ZN16R3TriangleVertex11SetPositionERK7R3Point(ptr noundef nonnull align 8 dereferenceable(100), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #2 align 2

; Function Attrs: inlinehint mustprogress uwtable
declare dso_local noundef ptr @_ZNK10R3Triangle6VertexEi(ptr noundef nonnull align 8 dereferenceable(132), i32 noundef) local_unnamed_addr #2 align 2

attributes #0 = { 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 #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 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 = !{!"vtable pointer", !7, i64 0}
!7 = !{!"Simple C++ TBAA"}
!8 = distinct !{!8, !9}
!9 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GVNPass,GlobalOptPass,IndVarSimplifyPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LICMPass,LoopInstSimplifyPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass