; LLVM IR from Slingshot-Physics/slingshot-community :: common/geometry/src (polygon)

; 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.Vector3 = type { [3 x float] }
%"struct.geometry::types::polygon50_t" = type { i32, [50 x %class.Vector3] }

; 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
declare dso_local void @_ZNK7Vector3miERKS_(ptr dead_on_unwind noalias writable sret(%class.Vector3) align 4, ptr noundef nonnull align 4 dereferenceable(12), ptr noundef nonnull align 4 dereferenceable(12)) #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK7Vector312crossProductERKS_(ptr dead_on_unwind noalias writable sret(%class.Vector3) align 4, ptr noundef nonnull align 4 dereferenceable(12), ptr noundef nonnull align 4 dereferenceable(12)) #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 nonnull align 4 dereferenceable(12) ptr @_ZN7Vector3aSERKS_(ptr noundef nonnull align 4 dereferenceable(12), ptr noundef nonnull align 4 dereferenceable(12)) #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN7Vector3C2Ev(ptr noundef nonnull align 4 dereferenceable(12)) unnamed_addr #2 align 2

declare void @_ZN8geometry13averageVertexEjPK7Vector3(ptr dead_on_unwind writable sret(%class.Vector3) align 4, i32 noundef, ptr noundef) #3

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8geometry7polygon15calculateNormalERKNS_5types11polygon50_tE(ptr dead_on_unwind noalias writable sret(%class.Vector3) align 4 %0, ptr noundef nonnull align 4 dereferenceable(604) %1) #1 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca %class.Vector3, align 4
  %6 = alloca %class.Vector3, align 4
  %7 = alloca %class.Vector3, align 4
  %8 = alloca %class.Vector3, align 4
  %9 = alloca %class.Vector3, align 4
  store ptr %0, ptr %3, align 8
  store ptr %1, ptr %4, align 8, !tbaa !5
  call void @_ZN7Vector3C2Ev(ptr noundef nonnull align 4 dereferenceable(12) %0)
  %10 = load ptr, ptr %4, align 8, !tbaa !5
  %11 = getelementptr inbounds %"struct.geometry::types::polygon50_t", ptr %10, i32 0, i32 0
  %12 = load i32, ptr %11, align 4, !tbaa !9
  %13 = icmp ult i32 %12, 3
  br i1 %13, label %14, label %15

14:                                               ; preds = %2
  br label %29

15:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 12, ptr %5) #4
  %16 = load ptr, ptr %4, align 8, !tbaa !5
  %17 = getelementptr inbounds %"struct.geometry::types::polygon50_t", ptr %16, i32 0, i32 0
  %18 = load i32, ptr %17, align 4, !tbaa !9
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  %20 = getelementptr inbounds %"struct.geometry::types::polygon50_t", ptr %19, i32 0, i32 1
  %21 = getelementptr inbounds [50 x %class.Vector3], ptr %20, i64 0, i64 0
  call void @_ZN8geometry13averageVertexEjPK7Vector3(ptr dead_on_unwind writable sret(%class.Vector3) align 4 %5, i32 noundef %18, ptr noundef %21)
  call void @llvm.lifetime.start.p0(i64 12, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 12, ptr %7) #4
  %22 = load ptr, ptr %4, align 8, !tbaa !5
  %23 = getelementptr inbounds %"struct.geometry::types::polygon50_t", ptr %22, i32 0, i32 1
  %24 = getelementptr inbounds [50 x %class.Vector3], ptr %23, i64 0, i64 0
  call void @_ZNK7Vector3miERKS_(ptr dead_on_unwind writable sret(%class.Vector3) align 4 %7, ptr noundef nonnull align 4 dereferenceable(12) %24, ptr noundef nonnull align 4 dereferenceable(12) %5)
  call void @llvm.lifetime.start.p0(i64 12, ptr %8) #4
  %25 = load ptr, ptr %4, align 8, !tbaa !5
  %26 = getelementptr inbounds %"struct.geometry::types::polygon50_t", ptr %25, i32 0, i32 1
  %27 = getelementptr inbounds [50 x %class.Vector3], ptr %26, i64 0, i64 2
  call void @_ZNK7Vector3miERKS_(ptr dead_on_unwind writable sret(%class.Vector3) align 4 %8, ptr noundef nonnull align 4 dereferenceable(12) %27, ptr noundef nonnull align 4 dereferenceable(12) %5)
  call void @_ZNK7Vector312crossProductERKS_(ptr dead_on_unwind writable sret(%class.Vector3) align 4 %6, ptr noundef nonnull align 4 dereferenceable(12) %7, ptr noundef nonnull align 4 dereferenceable(12) %8)
  %28 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZN7Vector3aSERKS_(ptr noundef nonnull align 4 dereferenceable(12) %0, ptr noundef nonnull align 4 dereferenceable(12) %6)
  call void @llvm.lifetime.end.p0(i64 12, ptr %8) #4
  call void @llvm.lifetime.end.p0(i64 12, ptr %7) #4
  call void @llvm.lifetime.end.p0(i64 12, ptr %6) #4
  call void @llvm.lifetime.start.p0(i64 12, ptr %9) #4
  call void @_ZNK7Vector310unitVectorEv(ptr dead_on_unwind writable sret(%class.Vector3) align 4 %9, ptr noundef nonnull align 4 dereferenceable(12) %0)
  call void @llvm.lifetime.end.p0(i64 12, ptr %9) #4
  call void @llvm.lifetime.end.p0(i64 12, ptr %5) #4
  br label %29

29:                                               ; preds = %15, %14
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK7Vector310unitVectorEv(ptr dead_on_unwind noalias writable sret(%class.Vector3) align 4, ptr noundef nonnull align 4 dereferenceable(12)) #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, !11, i64 0}
!10 = !{!"_ZTSN8geometry5types11polygon50_tE", !11, i64 0, !7, i64 4}
!11 = !{!"int", !7, i64 0}


; 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"

%class.Vector3 = type { [3 x float] }

; 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
declare dso_local void @_ZNK7Vector3miERKS_(ptr dead_on_unwind noalias writable sret(%class.Vector3) align 4, ptr noundef nonnull align 4 dereferenceable(12), ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK7Vector312crossProductERKS_(ptr dead_on_unwind noalias writable sret(%class.Vector3) align 4, ptr noundef nonnull align 4 dereferenceable(12), ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #1 align 2

; 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 nonnull align 4 dereferenceable(12) ptr @_ZN7Vector3aSERKS_(ptr noundef nonnull align 4 dereferenceable(12), ptr noundef nonnull align 4 dereferenceable(12)) local_unnamed_addr #1 align 2

; Function Attrs: mustprogress nounwind uwtable
declare dso_local void @_ZN7Vector3C2Ev(ptr noundef nonnull align 4 dereferenceable(12)) unnamed_addr #2 align 2

declare void @_ZN8geometry13averageVertexEjPK7Vector3(ptr dead_on_unwind writable sret(%class.Vector3) align 4, i32 noundef, ptr noundef) local_unnamed_addr #3

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN8geometry7polygon15calculateNormalERKNS_5types11polygon50_tE(ptr dead_on_unwind noalias nonnull writable sret(%class.Vector3) align 4 %0, ptr noundef nonnull align 4 dereferenceable(604) %1) local_unnamed_addr #1 {
  %3 = alloca %class.Vector3, align 4
  %4 = alloca %class.Vector3, align 4
  %5 = alloca %class.Vector3, align 4
  %6 = alloca %class.Vector3, align 4
  %7 = alloca %class.Vector3, align 4
  tail call void @_ZN7Vector3C2Ev(ptr noundef nonnull align 4 dereferenceable(12) %0)
  %8 = load i32, ptr %1, align 4, !tbaa !5
  %9 = icmp ult i32 %8, 3
  br i1 %9, label %14, label %10

10:                                               ; preds = %2
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %3) #4
  %11 = getelementptr inbounds i8, ptr %1, i64 4
  call void @_ZN8geometry13averageVertexEjPK7Vector3(ptr dead_on_unwind nonnull writable sret(%class.Vector3) align 4 %3, i32 noundef %8, ptr noundef nonnull %11)
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %5) #4
  call void @_ZNK7Vector3miERKS_(ptr dead_on_unwind nonnull writable sret(%class.Vector3) align 4 %5, ptr noundef nonnull align 4 dereferenceable(12) %11, ptr noundef nonnull align 4 dereferenceable(12) %3)
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %6) #4
  %12 = getelementptr inbounds i8, ptr %1, i64 28
  call void @_ZNK7Vector3miERKS_(ptr dead_on_unwind nonnull writable sret(%class.Vector3) align 4 %6, ptr noundef nonnull align 4 dereferenceable(12) %12, ptr noundef nonnull align 4 dereferenceable(12) %3)
  call void @_ZNK7Vector312crossProductERKS_(ptr dead_on_unwind nonnull writable sret(%class.Vector3) align 4 %4, ptr noundef nonnull align 4 dereferenceable(12) %5, ptr noundef nonnull align 4 dereferenceable(12) %6)
  %13 = call noundef nonnull align 4 dereferenceable(12) ptr @_ZN7Vector3aSERKS_(ptr noundef nonnull align 4 dereferenceable(12) %0, ptr noundef nonnull align 4 dereferenceable(12) %4)
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %6) #4
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %5) #4
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %4) #4
  call void @llvm.lifetime.start.p0(i64 12, ptr nonnull %7) #4
  call void @_ZNK7Vector310unitVectorEv(ptr dead_on_unwind nonnull writable sret(%class.Vector3) align 4 %7, ptr noundef nonnull align 4 dereferenceable(12) %0)
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %7) #4
  call void @llvm.lifetime.end.p0(i64 12, ptr nonnull %3) #4
  br label %14

14:                                               ; preds = %2, %10
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZNK7Vector310unitVectorEv(ptr dead_on_unwind noalias writable sret(%class.Vector3) align 4, ptr noundef nonnull align 4 dereferenceable(12)) 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, !7, i64 0}
!6 = !{!"_ZTSN8geometry5types11polygon50_tE", !7, i64 0, !8, i64 4}
!7 = !{!"int", !8, i64 0}
!8 = !{!"omnipotent char", !9, i64 0}
!9 = !{!"Simple C++ TBAA"}


; Effective O3 passes: EarlyCSEPass,GlobalOptPass,InferFunctionAttrsPass,InstCombinePass,PostOrderFunctionAttrsPass,SROAPass,SimplifyCFGPass,TailCallElimPass