; LLVM IR from niessner/Matterport :: code/gaps/pkgs/R3Shapes/R3TriangleArray.ll (ZNK15R3TriangleArray7IsPointEv)

; 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
define dso_local noundef i32 @_ZNK15R3TriangleArray7IsPointEv(ptr noundef nonnull align 8 dereferenceable(96) %0) unnamed_addr #2 align 2 {
  %2 = alloca i32, align 4
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  %6 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  %7 = load ptr, ptr %3, align 8
  %8 = getelementptr inbounds %class.R3TriangleArray, ptr %7, i32 0, i32 1
  %9 = call noundef i32 @_ZNK8RNVArray8NEntriesEv(ptr noundef nonnull align 8 dereferenceable(16) %8)
  %10 = icmp sgt i32 %9, 1
  br i1 %10, label %11, label %40

11:                                               ; preds = %1
  call void @llvm.lifetime.start.p0(i64 8, ptr %4) #4
  %12 = getelementptr inbounds %class.R3TriangleArray, ptr %7, i32 0, i32 1
  %13 = call noundef ptr @_ZNK7RNArrayIP16R3TriangleVertexEixEi(ptr noundef nonnull align 8 dereferenceable(16) %12, i32 noundef 0)
  %14 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK16R3TriangleVertex8PositionEv(ptr noundef nonnull align 8 dereferenceable(100) %13)
  store ptr %14, ptr %4, align 8, !tbaa !5
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #4
  store i32 1, ptr %5, align 4, !tbaa !9
  br label %15

15:                                               ; preds = %31, %11
  %16 = load i32, ptr %5, align 4, !tbaa !9
  %17 = getelementptr inbounds %class.R3TriangleArray, ptr %7, i32 0, i32 1
  %18 = call noundef i32 @_ZNK8RNVArray8NEntriesEv(ptr noundef nonnull align 8 dereferenceable(16) %17)
  %19 = icmp slt i32 %16, %18
  br i1 %19, label %21, label %20

20:                                               ; preds = %15
  store i32 2, ptr %6, align 4
  br label %34

21:                                               ; preds = %15
  %22 = load ptr, ptr %4, align 8, !tbaa !5
  %23 = getelementptr inbounds %class.R3TriangleArray, ptr %7, i32 0, i32 1
  %24 = load i32, ptr %5, align 4, !tbaa !9
  %25 = call noundef ptr @_ZNK7RNArrayIP16R3TriangleVertexEixEi(ptr noundef nonnull align 8 dereferenceable(16) %23, i32 noundef %24)
  %26 = call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK16R3TriangleVertex8PositionEv(ptr noundef nonnull align 8 dereferenceable(100) %25)
  %27 = call noundef i32 @_Z10R3ContainsRK7R3PointS1_(ptr noundef nonnull align 8 dereferenceable(24) %22, ptr noundef nonnull align 8 dereferenceable(24) %26)
  %28 = icmp ne i32 %27, 0
  br i1 %28, label %30, label %29

29:                                               ; preds = %21
  store i32 0, ptr %2, align 4
  store i32 1, ptr %6, align 4
  br label %34

30:                                               ; preds = %21
  br label %31

31:                                               ; preds = %30
  %32 = load i32, ptr %5, align 4, !tbaa !9
  %33 = add nsw i32 %32, 1
  store i32 %33, ptr %5, align 4, !tbaa !9
  br label %15, !llvm.loop !11

34:                                               ; preds = %29, %20
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #4
  %35 = load i32, ptr %6, align 4
  switch i32 %35, label %37 [
    i32 2, label %36
  ]

36:                                               ; preds = %34
  store i32 0, ptr %6, align 4
  br label %37

37:                                               ; preds = %36, %34
  call void @llvm.lifetime.end.p0(i64 8, ptr %4) #4
  %38 = load i32, ptr %6, align 4
  switch i32 %38, label %43 [
    i32 0, label %39
    i32 1, label %41
  ]

39:                                               ; preds = %37
  br label %40

40:                                               ; preds = %39, %1
  store i32 1, ptr %2, align 4
  br label %41

41:                                               ; preds = %40, %37
  %42 = load i32, ptr %2, align 4
  ret i32 %42

43:                                               ; preds = %37
  unreachable
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef ptr @_ZNK7RNArrayIP16R3TriangleVertexEixEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) #2 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNK16R3TriangleVertex8PositionEv(ptr noundef nonnull align 8 dereferenceable(100)) #1 align 2

declare noundef i32 @_Z10R3ContainsRK7R3PointS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) #3

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 = { "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"}


; 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
define dso_local noundef range(i32 0, 2) i32 @_ZNK15R3TriangleArray7IsPointEv(ptr noundef nonnull align 8 dereferenceable(96) %0) unnamed_addr #1 align 2 {
  %2 = getelementptr inbounds i8, ptr %0, i64 8
  %3 = tail call noundef i32 @_ZNK8RNVArray8NEntriesEv(ptr noundef nonnull align 8 dereferenceable(16) %2)
  %4 = icmp sgt i32 %3, 1
  br i1 %4, label %5, label %.thread

5:                                                ; preds = %1
  %6 = tail call noundef ptr @_ZNK7RNArrayIP16R3TriangleVertexEixEi(ptr noundef nonnull align 8 dereferenceable(16) %2, i32 noundef 0)
  %7 = tail call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK16R3TriangleVertex8PositionEv(ptr noundef nonnull align 8 dereferenceable(100) %6)
  %8 = tail call noundef i32 @_ZNK8RNVArray8NEntriesEv(ptr noundef nonnull align 8 dereferenceable(16) %2)
  %.not911 = icmp sgt i32 %8, 1
  br i1 %.not911, label %.lr.ph, label %.thread

9:                                                ; preds = %.lr.ph
  %10 = add nuw nsw i32 %.0712, 1
  %11 = tail call noundef i32 @_ZNK8RNVArray8NEntriesEv(ptr noundef nonnull align 8 dereferenceable(16) %2)
  %.not9 = icmp slt i32 %10, %11
  br i1 %.not9, label %.lr.ph, label %.thread, !llvm.loop !5

.lr.ph:                                           ; preds = %5, %9
  %.0712 = phi i32 [ %10, %9 ], [ 1, %5 ]
  %12 = tail call noundef ptr @_ZNK7RNArrayIP16R3TriangleVertexEixEi(ptr noundef nonnull align 8 dereferenceable(16) %2, i32 noundef %.0712)
  %13 = tail call noundef nonnull align 8 dereferenceable(24) ptr @_ZNK16R3TriangleVertex8PositionEv(ptr noundef nonnull align 8 dereferenceable(100) %12)
  %14 = tail call noundef i32 @_Z10R3ContainsRK7R3PointS1_(ptr noundef nonnull align 8 dereferenceable(24) %7, ptr noundef nonnull align 8 dereferenceable(24) %13)
  %.not = icmp eq i32 %14, 0
  br i1 %.not, label %.thread, label %9

.thread:                                          ; preds = %.lr.ph, %9, %5, %1
  %.1 = phi i32 [ 1, %1 ], [ 1, %5 ], [ 0, %.lr.ph ], [ 1, %9 ]
  ret i32 %.1
}

; Function Attrs: mustprogress uwtable
declare dso_local noundef ptr @_ZNK7RNArrayIP16R3TriangleVertexEixEi(ptr noundef nonnull align 8 dereferenceable(16), i32 noundef) local_unnamed_addr #1 align 2

; Function Attrs: inlinehint mustprogress nounwind uwtable
declare dso_local noundef nonnull align 8 dereferenceable(24) ptr @_ZNK16R3TriangleVertex8PositionEv(ptr noundef nonnull align 8 dereferenceable(100)) local_unnamed_addr #0 align 2

declare noundef i32 @_Z10R3ContainsRK7R3PointS1_(ptr noundef nonnull align 8 dereferenceable(24), ptr noundef nonnull align 8 dereferenceable(24)) local_unnamed_addr #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 = { "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 = distinct !{!5, !6}
!6 = !{!"llvm.loop.mustprogress"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,IPSCCPPass,InferFunctionAttrsPass,InstCombinePass,JumpThreadingPass,LoopRotatePass,LoopSimplifyPass,LoopUnrollPass,SROAPass,SimplifyCFGPass,TailCallElimPass