Function AddMemberFunctionCall

NULLC/Callbacks.cpp:3829–3942

}

bool AddMemberFunctionCall(const char* pos, const char* funcName, unsigned int callArgCount, bool silent)
{
	// Check if type has any member functions
	TypeInfo *currentType = CodeInfo::nodeList[CodeInfo::nodeList.size()-callArgCount-1]->typeInfo;
	// For auto ref types, we redirect call to a target type
	if(currentType == CodeInfo::GetReferenceType(typeObject))
	{
		// We need to know what function overload is called, and this is a long process:
		// Get function name hash
		unsigned int fHash = GetStringHash(funcName);

		// Clear function list
		bestFuncList.clear();
		// Find all functions with called name that are member functions
		for(unsigned int i = 0; i < CodeInfo::funcInfo.size(); i++)
		{
			FunctionInfo *func = CodeInfo::funcInfo[i];
			if(func->nameHashOrig == fHash && func->parentClass && func->visible && !((func->address & 0x80000000) && (func->address != -1)) && func->funcType)
				bestFuncList.push_back(func);
		}
		unsigned int count = bestFuncList.size();
		if(count == 0)
			ThrowError(pos, "ERROR: function '%s' is undefined in any of existing classes", funcName);

		// Find best function fit
		unsigned minRating = ~0u;
		unsigned minRatingIndex = SelectBestFunction(bestFuncList.size(), callArgCount, minRating);
		if(minRating == ~0u)
			ThrowError(pos, "ERROR: none of the member ::%s functions can handle the supplied parameter list without conversions", funcName);
		FunctionInfo *fInfo = bestFuncList[minRatingIndex];
		if(fInfo && fInfo->generic)
			CreateGenericFunctionInstance(pos, fInfo, fInfo, ~0u, fInfo->parentClass);

		// Get function type
		TypeInfo *fType = fInfo->funcType;

		unsigned int lenStr = 5 + (int)strlen(funcName) + 1 + 32;
		char *vtblName = AllocateString(lenStr);
		SafeSprintf(vtblName, lenStr, "$vtbl%010u%s", fType->GetFullNameHash(), funcName);
		unsigned int hash = GetStringHash(vtblName);
		VariableInfo *target = vtblList;
		if(target && target->nameHash != hash)
			target = target->next;

		// If vtbl cannot be found, create it
		if(!target)
		{
			// Create array of function pointer (function pointer is an integer index)
			VariableInfo *vInfo = new VariableInfo(0, InplaceStr(vtblName), hash, 500000, CodeInfo::GetArrayType(typeInt, TypeInfo::UNSIZED_ARRAY), true);
			vInfo->next = vtblList;
			vInfo->prev = (VariableInfo*)fType;	// $$ not type safe at all
			target = vtblList = vInfo;
		}
		// Take node with auto ref computation
		NodeZeroOP *autoRef = CodeInfo::nodeList[CodeInfo::nodeList.size()-callArgCount-1];
		// Push it on the top
		CodeInfo::nodeList.push_back(autoRef);
		// We have auto ref ref, so dereference it