; LLVM IR from erwincoumans/tiny-differentiable-simulator :: src/visualizer/opengl (tiny_gl_instancing_renderer)

; 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.TinyGLInstancingRenderer = type <{ ptr, %"class.std::vector", ptr, i8, i8, [2 x i8], i32, i32, i32, i32, [4 x i8] }>
%"class.std::vector" = type { %"struct.std::_Vector_base" }
%"struct.std::_Vector_base" = type { %"struct.std::_Vector_base<b3GraphicsInstance *, std::allocator<b3GraphicsInstance *>>::_Vector_impl" }
%"struct.std::_Vector_base<b3GraphicsInstance *, std::allocator<b3GraphicsInstance *>>::_Vector_impl" = type { %"struct.std::_Vector_base<b3GraphicsInstance *, std::allocator<b3GraphicsInstance *>>::_Vector_impl_data" }
%"struct.std::_Vector_base<b3GraphicsInstance *, std::allocator<b3GraphicsInstance *>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%struct.InternalDataRenderer = type <{ %struct.GLInstanceRendererInternalData.base, [4 x i8], %struct.TinyCamera, ptr, [16 x float], [16 x float], [16 x float], [16 x float], [16 x float], i8, [3 x i8], %"struct.TINY::TinyVector3", %"struct.TINY::TinyVector3", i32, %"class.std::vector.5", ptr, i32, i32, %class.TinyResizablePool, i32, i32, float, i8, [3 x i8] }>
%struct.GLInstanceRendererInternalData.base = type <{ %"class.std::vector.0", %"class.std::vector.0", %"class.std::vector.0", %"class.std::vector.0", i32, i32, i32, i32, i32 }>
%"class.std::vector.0" = type { %"struct.std::_Vector_base.1" }
%"struct.std::_Vector_base.1" = type { %"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl" }
%"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl" = type { %"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl_data" }
%"struct.std::_Vector_base<float, std::allocator<float>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%struct.TinyCamera = type { ptr, ptr }
%"struct.TINY::TinyVector3" = type { float, float, float, i32 }
%"class.std::vector.5" = type { %"struct.std::_Vector_base.6" }
%"struct.std::_Vector_base.6" = type { %"struct.std::_Vector_base<InternalTextureHandle, std::allocator<InternalTextureHandle>>::_Vector_impl" }
%"struct.std::_Vector_base<InternalTextureHandle, std::allocator<InternalTextureHandle>>::_Vector_impl" = type { %"struct.std::_Vector_base<InternalTextureHandle, std::allocator<InternalTextureHandle>>::_Vector_impl_data" }
%"struct.std::_Vector_base<InternalTextureHandle, std::allocator<InternalTextureHandle>>::_Vector_impl_data" = type { ptr, ptr, ptr }
%class.TinyResizablePool = type { ptr, %"class.std::vector.10", i32, i32 }
%"class.std::vector.10" = type { %"struct.std::_Vector_base.11" }
%"struct.std::_Vector_base.11" = type { %"struct.std::_Vector_base<TinyPoolBodyHandle<TinyPublicGraphicsInstanceData>, std::allocator<TinyPoolBodyHandle<TinyPublicGraphicsInstanceData>>>::_Vector_impl" }
%"struct.std::_Vector_base<TinyPoolBodyHandle<TinyPublicGraphicsInstanceData>, std::allocator<TinyPoolBodyHandle<TinyPublicGraphicsInstanceData>>>::_Vector_impl" = type { %"struct.std::_Vector_base<TinyPoolBodyHandle<TinyPublicGraphicsInstanceData>, std::allocator<TinyPoolBodyHandle<TinyPublicGraphicsInstanceData>>>::_Vector_impl_data" }
%"struct.std::_Vector_base<TinyPoolBodyHandle<TinyPublicGraphicsInstanceData>, std::allocator<TinyPoolBodyHandle<TinyPublicGraphicsInstanceData>>>::_Vector_impl_data" = type { ptr, ptr, ptr }

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [130 x i8], align 1
@__PRETTY_FUNCTION__._ZN24TinyGLInstancingRenderer24remove_graphics_instanceEi = external hidden unnamed_addr constant [69 x i8], align 1

; 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
declare dso_local noundef ptr @_ZN17TinyResizablePoolI18TinyPoolBodyHandleI30TinyPublicGraphicsInstanceDataEE10get_handleEi(ptr noundef nonnull align 8 dereferenceable(40), i32 noundef) #1 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) #2

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN24TinyGLInstancingRenderer26rebuild_graphics_instancesEv(ptr noundef nonnull align 8 dereferenceable(60)) #1 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN24TinyGLInstancingRenderer24remove_graphics_instanceEi(ptr noundef nonnull align 8 dereferenceable(60) %0, i32 noundef %1) unnamed_addr #1 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca i32, align 4
  %5 = alloca ptr, align 8
  store ptr %0, ptr %3, align 8, !tbaa !5
  store i32 %1, ptr %4, align 4, !tbaa !9
  %6 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 8, ptr %5) #3
  %7 = getelementptr inbounds %class.TinyGLInstancingRenderer, ptr %6, i32 0, i32 2
  %8 = load ptr, ptr %7, align 8, !tbaa !11
  %9 = getelementptr inbounds %struct.InternalDataRenderer, ptr %8, i32 0, i32 18
  %10 = load i32, ptr %4, align 4, !tbaa !9
  %11 = call noundef ptr @_ZN17TinyResizablePoolI18TinyPoolBodyHandleI30TinyPublicGraphicsInstanceDataEE10get_handleEi(ptr noundef nonnull align 8 dereferenceable(40) %9, i32 noundef %10)
  store ptr %11, ptr %5, align 8, !tbaa !5
  %12 = load ptr, ptr %5, align 8, !tbaa !5
  %13 = icmp ne ptr %12, null
  br i1 %13, label %14, label %15

14:                                               ; preds = %2
  br label %17

15:                                               ; preds = %2
  call void @__assert_fail(ptr noundef @.str, ptr noundef @.str.1, i32 noundef 864, ptr noundef @__PRETTY_FUNCTION__._ZN24TinyGLInstancingRenderer24remove_graphics_instanceEi) #4
  unreachable

16:                                               ; No predecessors!
  br label %17

17:                                               ; preds = %16, %14
  %18 = load ptr, ptr %5, align 8, !tbaa !5
  %19 = icmp ne ptr %18, null
  br i1 %19, label %20, label %25

20:                                               ; preds = %17
  %21 = getelementptr inbounds %class.TinyGLInstancingRenderer, ptr %6, i32 0, i32 2
  %22 = load ptr, ptr %21, align 8, !tbaa !11
  %23 = getelementptr inbounds %struct.InternalDataRenderer, ptr %22, i32 0, i32 18
  %24 = load i32, ptr %4, align 4, !tbaa !9
  call void @_ZN17TinyResizablePoolI18TinyPoolBodyHandleI30TinyPublicGraphicsInstanceDataEE11free_handleEi(ptr noundef nonnull align 8 dereferenceable(40) %23, i32 noundef %24)
  call void @_ZN24TinyGLInstancingRenderer26rebuild_graphics_instancesEv(ptr noundef nonnull align 8 dereferenceable(60) %6)
  br label %25

25:                                               ; preds = %20, %17
  call void @llvm.lifetime.end.p0(i64 8, ptr %5) #3
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN17TinyResizablePoolI18TinyPoolBodyHandleI30TinyPublicGraphicsInstanceDataEE11free_handleEi(ptr noundef nonnull align 8 dereferenceable(40), 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 = { noreturn nounwind "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 }
attributes #4 = { noreturn 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, !6, i64 32}
!12 = !{!"_ZTS24TinyGLInstancingRenderer", !13, i64 8, !6, i64 32, !17, i64 40, !17, i64 41, !10, i64 44, !10, i64 48, !10, i64 52, !10, i64 56}
!13 = !{!"_ZTSSt6vectorIP18b3GraphicsInstanceSaIS1_EE", !14, i64 0}
!14 = !{!"_ZTSSt12_Vector_baseIP18b3GraphicsInstanceSaIS1_EE", !15, i64 0}
!15 = !{!"_ZTSNSt12_Vector_baseIP18b3GraphicsInstanceSaIS1_EE12_Vector_implE", !16, i64 0}
!16 = !{!"_ZTSNSt12_Vector_baseIP18b3GraphicsInstanceSaIS1_EE17_Vector_impl_dataE", !6, i64 0, !6, i64 8, !6, i64 16}
!17 = !{!"bool", !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"

@.str = external hidden unnamed_addr constant [3 x i8], align 1
@.str.1 = external hidden unnamed_addr constant [130 x i8], align 1
@__PRETTY_FUNCTION__._ZN24TinyGLInstancingRenderer24remove_graphics_instanceEi = external hidden unnamed_addr constant [69 x i8], align 1

; Function Attrs: mustprogress uwtable
declare dso_local noundef ptr @_ZN17TinyResizablePoolI18TinyPoolBodyHandleI30TinyPublicGraphicsInstanceDataEE10get_handleEi(ptr noundef nonnull align 8 dereferenceable(40), i32 noundef) local_unnamed_addr #0 align 2

; Function Attrs: noreturn nounwind
declare void @__assert_fail(ptr noundef, ptr noundef, i32 noundef, ptr noundef) local_unnamed_addr #1

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN24TinyGLInstancingRenderer26rebuild_graphics_instancesEv(ptr noundef nonnull align 8 dereferenceable(60)) local_unnamed_addr #0 align 2

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN24TinyGLInstancingRenderer24remove_graphics_instanceEi(ptr noundef nonnull align 8 dereferenceable(60) %0, i32 noundef %1) unnamed_addr #0 align 2 {
  %3 = getelementptr inbounds i8, ptr %0, i64 32
  %4 = load ptr, ptr %3, align 8, !tbaa !5
  %5 = getelementptr inbounds i8, ptr %4, i64 544
  %6 = tail call noundef ptr @_ZN17TinyResizablePoolI18TinyPoolBodyHandleI30TinyPublicGraphicsInstanceDataEE10get_handleEi(ptr noundef nonnull align 8 dereferenceable(40) %5, i32 noundef %1)
  %.not = icmp eq ptr %6, null
  br i1 %.not, label %7, label %8

7:                                                ; preds = %2
  tail call void @__assert_fail(ptr noundef nonnull @.str, ptr noundef nonnull @.str.1, i32 noundef 864, ptr noundef nonnull @__PRETTY_FUNCTION__._ZN24TinyGLInstancingRenderer24remove_graphics_instanceEi) #2
  unreachable

8:                                                ; preds = %2
  %9 = load ptr, ptr %3, align 8, !tbaa !5
  %10 = getelementptr inbounds i8, ptr %9, i64 544
  tail call void @_ZN17TinyResizablePoolI18TinyPoolBodyHandleI30TinyPublicGraphicsInstanceDataEE11free_handleEi(ptr noundef nonnull align 8 dereferenceable(40) %10, i32 noundef %1)
  tail call void @_ZN24TinyGLInstancingRenderer26rebuild_graphics_instancesEv(ptr noundef nonnull align 8 dereferenceable(60) %0)
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN17TinyResizablePoolI18TinyPoolBodyHandleI30TinyPublicGraphicsInstanceDataEE11free_handleEi(ptr noundef nonnull align 8 dereferenceable(40), i32 noundef) local_unnamed_addr #0 align 2

attributes #0 = { 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 #1 = { noreturn nounwind "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 = { noreturn 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, !11, i64 32}
!6 = !{!"_ZTS24TinyGLInstancingRenderer", !7, i64 8, !11, i64 32, !14, i64 40, !14, i64 41, !15, i64 44, !15, i64 48, !15, i64 52, !15, i64 56}
!7 = !{!"_ZTSSt6vectorIP18b3GraphicsInstanceSaIS1_EE", !8, i64 0}
!8 = !{!"_ZTSSt12_Vector_baseIP18b3GraphicsInstanceSaIS1_EE", !9, i64 0}
!9 = !{!"_ZTSNSt12_Vector_baseIP18b3GraphicsInstanceSaIS1_EE12_Vector_implE", !10, i64 0}
!10 = !{!"_ZTSNSt12_Vector_baseIP18b3GraphicsInstanceSaIS1_EE17_Vector_impl_dataE", !11, i64 0, !11, i64 8, !11, i64 16}
!11 = !{!"any pointer", !12, i64 0}
!12 = !{!"omnipotent char", !13, i64 0}
!13 = !{!"Simple C++ TBAA"}
!14 = !{!"bool", !12, i64 0}
!15 = !{!"int", !12, i64 0}


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