; LLVM IR from achilles288/robot-monitor-graphics :: src/base/context_container.ll (ZN3rmg7Context12removeObjectEPNS_6ObjectE)

; 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.rmg::Context" = type { ptr, i32, i16, i16, %"struct.rmg::ColorRGBA", %"class.rmg::Camera", %"struct.rmg::Vec3", %"struct.rmg::Vec3", %"struct.rmg::ColorRGBA", %"class.rmg::ObjectList", %"class.rmg::ObjectList", %"class.rmg::ObjectList", %"class.rmg::ObjectList", %"class.rmg::ObjectList", %"class.rmg::MaterialList", %"class.rmg::FontList", %"class.rmg::internal::GeneralShader", %"class.rmg::internal::ShadowMapShader", %"class.rmg::internal::Object2DShader", %"class.rmg::internal::ParticleShader", %"class.rmg::internal::Line3DShader", %"class.rmg::internal::ContextLoader", %"class.rmg::internal::GLContext", i8, float, i8, i32 }
%"class.rmg::Camera" = type { %"struct.rmg::Vec3", %"struct.rmg::Mat3", %"struct.rmg::Mat4", %"struct.rmg::Mat4", %"struct.rmg::Mat4", float, float, float, float, float, i32 }
%"struct.rmg::Mat3" = type { %union.anon.0 }
%union.anon.0 = type { [3 x [3 x float]] }
%"struct.rmg::Mat4" = type { %union.anon.1 }
%union.anon.1 = type { [4 x [4 x float]] }
%"struct.rmg::Vec3" = type { %union.anon }
%union.anon = type { %struct.anon }
%struct.anon = type { float, float, float }
%"struct.rmg::ColorRGBA" = type { float, float, float, float }
%"class.rmg::ObjectList" = type { %"class.rmg::LinkedList.base.3", [4 x i8] }
%"class.rmg::LinkedList.base.3" = type <{ ptr, ptr, i32 }>
%"class.rmg::MaterialList" = type { %"class.rmg::LinkedList.base.5", [4 x i8] }
%"class.rmg::LinkedList.base.5" = type <{ ptr, ptr, i32 }>
%"class.rmg::FontList" = type { %"class.rmg::LinkedList.base.7", [4 x i8] }
%"class.rmg::LinkedList.base.7" = type <{ ptr, ptr, i32 }>
%"class.rmg::internal::GeneralShader" = type { %"class.rmg::internal::Shader.base", i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, [4 x i8] }
%"class.rmg::internal::Shader.base" = type <{ ptr, i32 }>
%"class.rmg::internal::ShadowMapShader" = type { %"class.rmg::internal::Shader.base", %"class.rmg::Camera", %"struct.rmg::Vec3", %"struct.rmg::Vec3", %"struct.rmg::Vec3", float, float, float, i32, i32, i32 }
%"class.rmg::internal::Object2DShader" = type { %"class.rmg::internal::SpriteShader", %"class.rmg::internal::Text2DShader", %"struct.rmg::Mat3", i16, i16 }
%"class.rmg::internal::SpriteShader" = type { %"class.rmg::internal::Shader.base", i32, i32, i32, i32, i32 }
%"class.rmg::internal::Text2DShader" = type { %"class.rmg::internal::Shader.base", i32, i32, i32, i32, i32, i32, i32 }
%"class.rmg::internal::ParticleShader" = type { %"class.rmg::internal::Shader.base", i32, i32, i32, i32, i32, i32, i32 }
%"class.rmg::internal::Line3DShader" = type { %"class.rmg::internal::Shader.base", i32, i32, i32, i32, i32 }
%"class.rmg::internal::ContextLoader" = type { %"class.rmg::internal::PendingStack" }
%"class.rmg::internal::PendingStack" = type <{ ptr, %"class.rmg::internal::Pending", i32, [4 x i8] }>
%"class.rmg::internal::Pending" = type { ptr, ptr }
%"class.rmg::internal::GLContext" = type { ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr, ptr }

; 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

declare noundef i32 @_ZNK3rmg6Object13getObjectTypeEv(ptr noundef nonnull align 8 dereferenceable(48)) #1

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3rmg7Context12removeObjectEPNS_6ObjectE(ptr noundef nonnull align 8 dereferenceable(1440) %0, ptr noundef %1) #2 align 2 {
  %3 = alloca ptr, align 8
  %4 = alloca ptr, align 8
  %5 = alloca i32, align 4
  store ptr %0, ptr %3, align 8, !tbaa !5
  store ptr %1, ptr %4, align 8, !tbaa !5
  %6 = load ptr, ptr %3, align 8
  call void @llvm.lifetime.start.p0(i64 4, ptr %5) #3
  %7 = load ptr, ptr %4, align 8, !tbaa !5
  %8 = call noundef i32 @_ZNK3rmg6Object13getObjectTypeEv(ptr noundef nonnull align 8 dereferenceable(48) %7)
  store i32 %8, ptr %5, align 4, !tbaa !9
  %9 = load i32, ptr %5, align 4, !tbaa !9
  %10 = icmp eq i32 %9, 1
  br i1 %10, label %11, label %14

11:                                               ; preds = %2
  %12 = getelementptr inbounds %"class.rmg::Context", ptr %6, i32 0, i32 10
  %13 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZN3rmg10LinkedListINS_6ObjectEE6removeEPS1_(ptr noundef nonnull align 8 dereferenceable(20) %12, ptr noundef %13)
  br label %35

14:                                               ; preds = %2
  %15 = load i32, ptr %5, align 4, !tbaa !9
  %16 = icmp eq i32 %15, 2
  br i1 %16, label %17, label %20

17:                                               ; preds = %14
  %18 = getelementptr inbounds %"class.rmg::Context", ptr %6, i32 0, i32 9
  %19 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZN3rmg10LinkedListINS_6ObjectEE6removeEPS1_(ptr noundef nonnull align 8 dereferenceable(20) %18, ptr noundef %19)
  br label %34

20:                                               ; preds = %14
  %21 = load i32, ptr %5, align 4, !tbaa !9
  %22 = icmp eq i32 %21, 3
  br i1 %22, label %23, label %26

23:                                               ; preds = %20
  %24 = getelementptr inbounds %"class.rmg::Context", ptr %6, i32 0, i32 11
  %25 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZN3rmg10LinkedListINS_6ObjectEE6removeEPS1_(ptr noundef nonnull align 8 dereferenceable(20) %24, ptr noundef %25)
  br label %33

26:                                               ; preds = %20
  %27 = load i32, ptr %5, align 4, !tbaa !9
  %28 = icmp eq i32 %27, 4
  br i1 %28, label %29, label %32

29:                                               ; preds = %26
  %30 = getelementptr inbounds %"class.rmg::Context", ptr %6, i32 0, i32 12
  %31 = load ptr, ptr %4, align 8, !tbaa !5
  call void @_ZN3rmg10LinkedListINS_6ObjectEE6removeEPS1_(ptr noundef nonnull align 8 dereferenceable(20) %30, ptr noundef %31)
  br label %32

32:                                               ; preds = %29, %26
  br label %33

33:                                               ; preds = %32, %23
  br label %34

34:                                               ; preds = %33, %17
  br label %35

35:                                               ; preds = %34, %11
  call void @llvm.lifetime.end.p0(i64 4, ptr %5) #3
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3rmg10LinkedListINS_6ObjectEE6removeEPS1_(ptr noundef nonnull align 8 dereferenceable(20), ptr noundef) #2 align 2

attributes #0 = { nocallback nofree nosync nounwind willreturn memory(argmem: readwrite) }
attributes #1 = { "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 = { 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 = !{!"_ZTSN3rmg10ObjectTypeE", !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"

@switch.table._ZN3rmg7Context12removeObjectEPNS_6ObjectE = private unnamed_addr constant [4 x i64] [i64 360, i64 336, i64 384, i64 408], align 8

declare noundef i32 @_ZNK3rmg6Object13getObjectTypeEv(ptr noundef nonnull align 8 dereferenceable(48)) local_unnamed_addr #0

; Function Attrs: mustprogress uwtable
define dso_local void @_ZN3rmg7Context12removeObjectEPNS_6ObjectE(ptr noundef nonnull align 8 dereferenceable(1440) %0, ptr noundef nonnull %1) local_unnamed_addr #1 align 2 {
  %3 = tail call noundef i32 @_ZNK3rmg6Object13getObjectTypeEv(ptr noundef nonnull align 8 dereferenceable(48) %1)
  %switch.tableidx = add i32 %3, -1
  %4 = icmp ult i32 %switch.tableidx, 4
  br i1 %4, label %switch.lookup, label %7

switch.lookup:                                    ; preds = %2
  %5 = zext nneg i32 %switch.tableidx to i64
  %switch.gep = getelementptr inbounds [4 x i64], ptr @switch.table._ZN3rmg7Context12removeObjectEPNS_6ObjectE, i64 0, i64 %5
  %switch.load = load i64, ptr %switch.gep, align 8
  %6 = getelementptr inbounds i8, ptr %0, i64 %switch.load
  tail call void @_ZN3rmg10LinkedListINS_6ObjectEE6removeEPS1_(ptr noundef nonnull align 8 dereferenceable(20) %6, ptr noundef nonnull %1)
  br label %7

7:                                                ; preds = %2, %switch.lookup
  ret void
}

; Function Attrs: mustprogress uwtable
declare dso_local void @_ZN3rmg10LinkedListINS_6ObjectEE6removeEPS1_(ptr noundef nonnull align 8 dereferenceable(20), ptr noundef) local_unnamed_addr #1 align 2

attributes #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" }

!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)"}


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