Method CreateClassVDataGlobal

IDEHelper/Compiler/BfModule.cpp:5604–5685

}

BfIRValue BfModule::CreateClassVDataGlobal(BfTypeInstance* typeInstance, int* outNumElements, String* outMangledName)
{
	if (mBfIRBuilder->mIgnoreWrites)
		return mBfIRBuilder->GetFakeVal();

	PopulateType(typeInstance, mIsComptimeModule ? BfPopulateType_Data : BfPopulateType_DataAndMethods);

	BfType* classVDataType = ResolveTypeDef(mCompiler->mClassVDataTypeDef);

	if (mIsComptimeModule)
	{
		auto idVal = mBfIRBuilder->CreateConst(BfTypeCode_IntPtr, typeInstance->mTypeId);
		return mBfIRBuilder->CreateIntToPtr(idVal, mBfIRBuilder->MapType(CreatePointerType(classVDataType)));
	}

	BfIRValue* globalVariablePtr = NULL;
	mClassVDataRefs.TryGetValue(typeInstance, &globalVariablePtr);

	int numElements = 1;
	if (mSystem->mPtrSize == 4)
		numElements++;

	if ((outNumElements != NULL) || (globalVariablePtr == NULL))
	{
		numElements += mCompiler->mMaxInterfaceSlots;

		auto maxIFaceVirtIdx = 0;

		if (!typeInstance->IsInterface())
		{
			int dynCastDataElems = 1 + mCompiler->mMaxInterfaceSlots;
			numElements += ((dynCastDataElems * 4) + mSystem->mPtrSize - 1) / mSystem->mPtrSize;

			numElements += typeInstance->GetOrigVTableSize();
			int ifaceMethodLen = typeInstance->GetIFaceVMethodSize();
			if (typeInstance->mHotTypeData != NULL)
			{
				if (typeInstance->mHotTypeData->mOrigInterfaceMethodsLength != -1)
					ifaceMethodLen = typeInstance->mHotTypeData->mOrigInterfaceMethodsLength;
			}
			numElements += ifaceMethodLen;
		}

		if (outNumElements != NULL)
			*outNumElements = numElements;
	}

	StringT<128> classVDataName;

	String memberName = "sBfClassVData";
	if ((typeInstance->mHotTypeData != NULL) && ((typeInstance->mHotTypeData->mHadDataChange) || (typeInstance->mHotTypeData->mPendingDataChange)))
	{
		auto curVersion = typeInstance->mHotTypeData->GetLatestVersion();
		memberName += "_";
		memberName += BfTypeUtils::HashEncode64(curVersion->mDataHash.mLow);
		memberName += BfTypeUtils::HashEncode64(curVersion->mDataHash.mHigh);
	}