Function CallSystemFunctionNative

sdk/angelscript/source/as_callfunc_mips.cpp:86–257

asQWORD GetReturnedDouble();

asQWORD CallSystemFunctionNative(asCContext *context, asCScriptFunction *descr, void *obj, asDWORD *args, void *retPointer, asQWORD &/*retQW2*/, void *secondObject)
{
	asCScriptEngine *engine = context->m_engine;
	asSSystemFunctionInterface *sysFunc = descr->sysFuncIntf;
	int callConv = sysFunc->callConv;

	asQWORD retQW = 0;

	void *func = (void*)sysFunc->func;
	void **vftable;

	asDWORD argBuffer[128]; // Ought to be big enough
	asASSERT( sysFunc->paramSize < 128 );
	
	asDWORD argOffset = 0;
	
	SFloatRegs floatRegs;
	asDWORD floatOffset = 0;
	
	// If the application function returns the value in memory then
	// the first argument must be the pointer to that memory
	if( sysFunc->hostReturnInMemory )
	{
		asASSERT( retPointer );
		argBuffer[argOffset++] = (asPWORD)retPointer;
	}
	
	if( callConv == ICC_CDECL_OBJFIRST || callConv == ICC_CDECL_OBJFIRST_RETURNINMEM ||
		callConv == ICC_THISCALL || callConv == ICC_THISCALL_RETURNINMEM ||
		callConv == ICC_VIRTUAL_THISCALL || callConv == ICC_VIRTUAL_THISCALL_RETURNINMEM ||
		callConv == ICC_THISCALL_OBJFIRST || callConv == ICC_VIRTUAL_THISCALL_OBJFIRST ||
		callConv == ICC_THISCALL_OBJFIRST_RETURNINMEM || callConv == ICC_VIRTUAL_THISCALL_OBJFIRST_RETURNINMEM || 
		callConv == ICC_THISCALL_OBJLAST || callConv == ICC_VIRTUAL_THISCALL_OBJLAST ||
		callConv == ICC_THISCALL_OBJLAST_RETURNINMEM || callConv == ICC_VIRTUAL_THISCALL_OBJLAST_RETURNINMEM )
	{
		// Add the object pointer as the first argument
		argBuffer[argOffset++] = (asPWORD)obj;
	}
	
	if( callConv == ICC_THISCALL_OBJFIRST || callConv == ICC_VIRTUAL_THISCALL_OBJFIRST ||
		callConv == ICC_THISCALL_OBJFIRST_RETURNINMEM || callConv == ICC_VIRTUAL_THISCALL_OBJFIRST_RETURNINMEM )
	{
		// Add the second object pointer 
		argBuffer[argOffset++] = (asPWORD)secondObject;
	}
	
	int spos = 0;
	for( asUINT n = 0; n < descr->parameterTypes.GetLength(); n++ )
	{
		asCDataType &paramType = descr->parameterTypes[n];
		if( paramType.IsObject() && !paramType.IsObjectHandle() && !paramType.IsReference() )
		{
			if( paramType.GetTypeInfo()->flags & COMPLEX_MASK )
			{
				// The object is passed by reference
				argBuffer[argOffset++] = args[spos++];
			}
			else