Method write

pcsx2/IPU/IPU_Fifo.cpp:62–84

}

int IPU_Fifo_Input::write(const u32* pMem, int size)
{
	const int transfer_size = std::min(size, 8 - (int)g_BP.IFC);
	if (!transfer_size) return 0;

	const int first_words = std::min((32 - writepos), transfer_size << 2);
	const int second_words = (transfer_size << 2) - first_words;

	memcpy(&data[writepos], pMem, first_words << 2);
	pMem += first_words;

	if(second_words)
		memcpy(&data[0], pMem, second_words << 2);

	writepos = (writepos + (transfer_size << 2)) & 31;

	g_BP.IFC += transfer_size;

	if (g_BP.IFC == 8)
		IPUCoreStatus.DataRequested = false;

	return transfer_size;
}

int IPU_Fifo_Input::read(void *value)
{