AuroraRuntime/Include/AuroraAlloc.cpp

#include <AuroraCommon.hpp>
#include <AuroraRuntime.hpp>

#define BODY(...) __VA_ARGS__

#define ANNOYING_THROW(prefix, def, body) \
    prefix def noexcept(false) \
    body

#define ANNOYING_NOEXCEPT(prefix, def, body) \
    prefix def, const std::nothrow_t& tag) noexcept(true) \
    body \
    prefix def) noexcept(true) \
    body

#define ANNOYING_TAGONLY(prefix, def, body) \
    prefix def, const std::nothrow_t& tag) noexcept(true) \
    body 

#define PROTOTYPE_FORMER(...) ( __VA_ARGS__ )
#define PROTOTYPE_LATTER(...) ( __VA_ARGS__


ANNOYING_THROW(void *operator new, PROTOTYPE_FORMER(std::size_t n), BODY(
{
    void *buffer = Aurora::Memory::FAlloc<void *>(n);
    if (buffer == nullptr)
    {
        throw std::bad_alloc();
    }
    return buffer;
}));

ANNOYING_TAGONLY(void *operator new, PROTOTYPE_LATTER(std::size_t n), BODY(
{
    return Aurora::Memory::ZAlloc<void *>(n);
}));

ANNOYING_THROW(void *operator new, PROTOTYPE_FORMER(std::size_t n, std::align_val_t al), BODY(
{
    void *buffer = Aurora::Memory::FAlloc<void *>(n, Aurora::Types::size_t(al));
    if (buffer == nullptr)
    {
        throw std::bad_alloc();
    }
    return buffer;
}));

ANNOYING_TAGONLY(void *operator new, PROTOTYPE_LATTER(std::size_t n, std::align_val_t al), BODY(
{
    return Aurora::Memory::ZAlloc<void *>(n, Aurora::Types::size_t(al));
}));

ANNOYING_NOEXCEPT(void operator delete, PROTOTYPE_LATTER(void *p), BODY(
{
    Aurora::Memory::Free(p);
}));

ANNOYING_NOEXCEPT(void operator delete, PROTOTYPE_LATTER(void *p, std::align_val_t al), BODY(
{
    Aurora::Memory::Free(p);
}));

ANNOYING_NOEXCEPT(void operator delete, PROTOTYPE_LATTER(void *p, std::size_t idc, std::align_val_t al), BODY(
{
    Aurora::Memory::Free(p);
}));

ANNOYING_NOEXCEPT(void operator delete[], PROTOTYPE_LATTER(void *p), BODY(
{
    Aurora::Memory::Free(p);
}));

ANNOYING_NOEXCEPT(void operator delete[], PROTOTYPE_LATTER(void *p, std::align_val_t al), BODY(
{
    Aurora::Memory::Free(p);
}));

ANNOYING_NOEXCEPT(void operator delete[], PROTOTYPE_LATTER(void *p, std::size_t idc, std::align_val_t al), BODY(
{
    Aurora::Memory::Free(p);
}));

ANNOYING_THROW(void *operator new[], PROTOTYPE_FORMER(std::size_t s), BODY(
{
    void *buffer = Aurora::Memory::FAlloc<void *>(s);
    if (buffer == nullptr)
    {
        throw std::bad_alloc();
    }
    return buffer;
}));

ANNOYING_TAGONLY(void *operator new[], PROTOTYPE_LATTER(std::size_t s), BODY(
{
    return Aurora::Memory::FAlloc<void *>(s);
}));

ANNOYING_THROW(void *operator new[], PROTOTYPE_FORMER(std::size_t s, std::align_val_t al), BODY(
{
    void *buffer = Aurora::Memory::FAlloc<void *>(s, Aurora::Types::size_t(al));
    if (buffer == nullptr)
    {
        throw std::bad_alloc();
    }
    return buffer;
}));

ANNOYING_TAGONLY(void *operator new[], PROTOTYPE_LATTER(std::size_t s, std::align_val_t al), BODY(
{
    return Aurora::Memory::FAlloc<void *>(s, Aurora::Types::size_t(al));
}));

/*
    Applications migrating to AuroraRuntime 2.0 should include an empty file with the following

    #if defined(_AUHAS_AURORARUNTIME)
        #include <AuroraAlloc.cpp>
    #endif
*/

#if defined(AURORA_PLATFORM_LINUX)
    namespace std
    {
        struct type_info;
    }

    extern void AU_NORETURN __au_cxa_throw(void *pException, std::type_info*, void (*fDtor)(void *pThis));

    extern "C" inline void AU_NORETURN __cxa_throw(void *pException, std::type_info *typeInfo, void (*fDtor)(void *pThis))
    {
        __au_cxa_throw(pException, typeInfo, fDtor);
    }

    extern "C" AuUInt32 _au_Unwind_RaiseException(struct _Unwind_Exception *pUnwind);

    extern "C" AuUInt32 _Unwind_RaiseException(struct _Unwind_Exception *pUnwind)
    {
        return _au_Unwind_RaiseException(pUnwind);
    }

#endif