Merge remote-tracking branch 'Kernel/master'

Kernel/library/libstdc++/class_type_info.cpp

@@ -0,0 +1,103 @@
+/*
+	This file is part of Fennix Kernel.
+
+	Fennix Kernel is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Kernel is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include <typeinfo>
+#include <debug.h>
+
+namespace __cxxabiv1
+{
+	__class_type_info::~__class_type_info() {}
+
+	bool __class_type_info::__do_upcast(const __class_type_info *Destination,
+										const void *Object,
+										__upcast_result &__restrict Result) const
+	{
+		if (*this != *Destination)
+			return false;
+
+		Result.dst_ptr = Object;
+		Result.base_type = nonvirtual_base_type;
+		Result.part2dst = __contained_public;
+		return true;
+	}
+
+	bool __class_type_info::__do_upcast(const __class_type_info *DestinationType,
+										void **ObjectPointer) const
+	{
+		__upcast_result Result(__vmi_class_type_info::__flags_unknown_mask);
+
+		__do_upcast(DestinationType, *ObjectPointer, Result);
+
+		if (!((Result.part2dst &
+			   __class_type_info::__contained_public) ==
+			  __class_type_info::__contained_public))
+			return false;
+
+		*ObjectPointer = const_cast<void *>(Result.dst_ptr);
+		return true;
+	}
+
+	bool __class_type_info::__do_catch(const type_info *ThrowType,
+									   void **ThrowObject,
+									   unsigned Outer) const
+	{
+		if (*this == *ThrowType)
+			return true;
+
+		if (Outer >= 4)
+			return false;
+
+		return ThrowType->__do_upcast(this, ThrowObject);
+	}
+
+	bool __class_type_info::__do_dyncast(ptrdiff_t,
+										 __sub_kind AccessPath,
+										 const __class_type_info *DestinationType,
+										 const void *ObjectPointer,
+										 const __class_type_info *SourceType,
+										 const void *SourcePointer,
+										 __dyncast_result &__restrict Result) const
+	{
+		if (ObjectPointer == SourcePointer &&
+			*this == *SourceType)
+		{
+			Result.whole2src = AccessPath;
+			return false;
+		}
+
+		if (*this == *DestinationType)
+		{
+			Result.dst_ptr = ObjectPointer;
+			Result.whole2dst = AccessPath;
+			Result.dst2src = __not_contained;
+			return false;
+		}
+
+		return false;
+	}
+
+	__class_type_info::__sub_kind __class_type_info::__do_find_public_src(ptrdiff_t,
+																		  const void *ObjectPointer,
+																		  const __class_type_info *,
+																		  const void *SourcePointer) const
+	{
+		if (SourcePointer == ObjectPointer)
+			return __contained_public;
+
+		return __not_contained;
+	}
+}

Kernel/library/libstdc++/fundamental_type_info.cpp

@@ -0,0 +1,23 @@
+/*
+	This file is part of Fennix Kernel.
+
+	Fennix Kernel is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Kernel is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include <typeinfo>
+
+namespace __cxxabiv1
+{
+   __fundamental_type_info::~__fundamental_type_info() {}
+}

Kernel/library/libstdc++/pbase_type_info.cpp

@@ -0,0 +1,91 @@
+/*
+	This file is part of Fennix Kernel.
+
+	Fennix Kernel is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Kernel is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include <typeinfo>
+
+namespace __cxxabiv1
+{
+	__pbase_type_info::~__pbase_type_info() {}
+
+	bool __pbase_type_info::__do_catch(const type_info *ThrowType,
+									   void **ThrowObject,
+									   unsigned outer) const
+	{
+#ifndef __GXX_RTTI
+		UNUSED(ThrowType);
+		UNUSED(ThrowObject);
+		UNUSED(outer);
+		return false;
+#else
+		if (*this == *ThrowType)
+			return true;
+
+		if (*ThrowType == typeid(nullptr))
+		{
+			if (typeid(*this) == typeid(__pointer_type_info))
+			{
+				*ThrowObject = nullptr;
+				return true;
+			}
+			else if (typeid(*this) == typeid(__pointer_to_member_type_info))
+			{
+				if (this->Pointee->__is_function_p())
+				{
+					using pmf_type = void (__pbase_type_info::*)();
+					static const pmf_type pmf = nullptr;
+					*ThrowObject = const_cast<pmf_type *>(&pmf);
+					return true;
+				}
+				else
+				{
+					using pm_type = int __pbase_type_info::*;
+					static const pm_type pm = nullptr;
+					*ThrowObject = const_cast<pm_type *>(&pm);
+					return true;
+				}
+			}
+		}
+
+		if (typeid(*this) != typeid(*ThrowType))
+			return false;
+
+		if (!(outer & 1))
+			return false;
+
+		const __pbase_type_info *ThrownType =
+			static_cast<const __pbase_type_info *>(ThrowType);
+
+		unsigned TypeFlags = ThrownType->Flags;
+
+		const unsigned FlagQualificationMask = __transaction_safe_mask | __noexcept_mask;
+		unsigned ThrowFlagQualification = (TypeFlags & FlagQualificationMask);
+		unsigned CatchFlagQualification = (Flags & FlagQualificationMask);
+		if (ThrowFlagQualification & ~CatchFlagQualification)
+			TypeFlags &= CatchFlagQualification;
+		if (CatchFlagQualification & ~ThrowFlagQualification)
+			return false;
+
+		if (TypeFlags & ~Flags)
+			return false;
+
+		if (!(Flags & __const_mask))
+			outer &= ~1;
+
+		return __pointer_catch(ThrownType, ThrowObject, outer);
+#endif
+	}
+}

Kernel/library/libstdc++/pointer_type_info.cpp

@@ -0,0 +1,45 @@
+/*
+	This file is part of Fennix Kernel.
+
+	Fennix Kernel is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Kernel is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include <typeinfo>
+
+namespace __cxxabiv1
+{
+	__pointer_type_info::~__pointer_type_info() {}
+
+	bool __pointer_type_info::__is_pointer_p() const { return true; }
+
+	bool __pointer_type_info::__pointer_catch(const __pbase_type_info *ThrownType,
+											  void **ThrowObject,
+											  unsigned Outer) const
+	{
+#ifndef __GXX_RTTI
+		UNUSED(ThrownType);
+		UNUSED(ThrowObject);
+		UNUSED(Outer);
+		return false;
+#else
+		if (Outer < 2 && *this->Pointee == typeid(void))
+			return !ThrownType->Pointee->__is_function_p();
+
+		return __pbase_type_info::__pointer_catch(ThrownType,
+												  ThrowObject,
+												  Outer);
+#endif
+	}
+
+}

Kernel/library/libstdc++/si_class_type_info.cpp

@@ -0,0 +1,102 @@
+/*
+	This file is part of Fennix Kernel.
+
+	Fennix Kernel is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Kernel is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include <typeinfo>
+#include <debug.h>
+
+namespace __cxxabiv1
+{
+	template <typename T>
+	inline const T *adjust_pointer(const void *Base,
+								   ptrdiff_t Offset)
+	{
+		return reinterpret_cast<const T *>(reinterpret_cast<const char *>(Base) + Offset);
+	}
+
+	__si_class_type_info::~__si_class_type_info() {}
+
+	__class_type_info::__sub_kind __si_class_type_info::
+		__do_find_public_src(ptrdiff_t SourceToDestination,
+							 const void *ObjectPointer,
+							 const __class_type_info *SourceType,
+							 const void *SourcePointer) const
+	{
+		if (SourcePointer == ObjectPointer && *this == *SourceType)
+			return __contained_public;
+
+		return this->BaseType->__do_find_public_src(SourceToDestination,
+													ObjectPointer,
+													SourceType,
+													SourcePointer);
+	}
+
+	bool __si_class_type_info::__do_dyncast(ptrdiff_t SourceToDestination,
+											__sub_kind AccessPath,
+											const __class_type_info *DestinationType,
+											const void *ObjectPointer,
+											const __class_type_info *SourceType,
+											const void *SourcePointer,
+											__dyncast_result &__restrict Result) const
+	{
+		if (*this == *DestinationType)
+		{
+			Result.dst_ptr = ObjectPointer;
+			Result.whole2dst = AccessPath;
+
+			if (SourceToDestination == -2)
+			{
+				Result.dst2src = __not_contained;
+				return false;
+			}
+
+			if (SourceToDestination >= 0)
+			{
+				Result.dst2src = adjust_pointer<void>(ObjectPointer,
+													  SourceToDestination) == SourcePointer
+									 ? __contained_public
+									 : __not_contained;
+			}
+
+			return false;
+		}
+
+		if (ObjectPointer == SourcePointer &&
+			*this == *SourceType)
+		{
+			Result.whole2src = AccessPath;
+			return false;
+		}
+
+		return this->BaseType->__do_dyncast(SourceToDestination,
+											AccessPath,
+											DestinationType,
+											ObjectPointer,
+											SourceType,
+											SourcePointer,
+											Result);
+	}
+
+	bool __si_class_type_info::__do_upcast(const __class_type_info *Destination,
+										   const void *ObjectPointer,
+										   __upcast_result &__restrict Result) const
+	{
+		if (__class_type_info::__do_upcast(Destination, ObjectPointer, Result))
+			return true;
+
+		return this->BaseType->__do_upcast(Destination, ObjectPointer, Result);
+	}
+}

Kernel/library/libstdc++/vmi_class_type_info.cpp

@@ -0,0 +1,42 @@
+/*
+	This file is part of Fennix Kernel.
+
+	Fennix Kernel is free software: you can redistribute it and/or
+	modify it under the terms of the GNU General Public License as
+	published by the Free Software Foundation, either version 3 of
+	the License, or (at your option) any later version.
+
+	Fennix Kernel is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with Fennix Kernel. If not, see <https://www.gnu.org/licenses/>.
+*/
+
+#include <typeinfo>
+#include <debug.h>
+
+namespace __cxxabiv1
+{
+	__vmi_class_type_info::~__vmi_class_type_info()
+	{
+	}
+
+	void *__vmi_class_type_info::cast_to(void *obj, const struct __class_type_info *other) const
+	{
+		if (__do_upcast(other, &obj))
+			return obj;
+		return 0;
+	}
+
+	bool __vmi_class_type_info::__do_upcast(const __class_type_info *target, void **thrown_object) const
+	{
+		if (this == target)
+			return true;
+
+		stub;
+		return 0;
+	}
+}