+/* `Deep Thought', a softcore CPU implemented on a FPGA
+
+ Copyright (C) 2010 Markus Hofstaetter <markus.manrow@gmx.at>
+ Copyright (C) 2010 Martin Perner <e0725782@student.tuwien.ac.at>
+ Copyright (C) 2010 Stefan Rebernig <stefan.rebernig@gmail.com>
+ Copyright (C) 2010 Manfred Schwarz <e0725898@student.tuwien.ac.at>
+ Copyright (C) 2010 Bernhard Urban <lewurm@gmail.com>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
#ifndef __CMEM_H__
#define __CMEM_H__
#include <vector>
#include <stdexcept>
+
typedef int MEMORY_ADDRESS;
+
/**
* Name: CMem
* Purpose: Class representing the memory of our emulated machine
*/
-template <class T>
+template <typename T>
class CMem
{
private:
const int MAX_MEMORY;
std::vector<T> m_memory;
public:
- //wert aus referenz auslesen und in vetor speichern (index zugriff!)
- //address 0 ist ProgramCounter
- void set(const MEMORY_ADDRESS address, const T& data);
- //retuniert referenz eines cdat objekts mit dem Wert von address
- void get(const MEMORY_ADDRESS address, T& data) const;
- CMem(int size) : MAX_MEMORY(size), m_memory(size) {};
+ /* aligns to BIT_LEN words, aka. does calc direct memorycell from address */
+ void set(const MEMORY_ADDRESS address, const T data);
+ T get(const MEMORY_ADDRESS address) const;
+
+ /* doesn't align, user has to do */
+ void setDirect(const MEMORY_ADDRESS address, const T data);
+ T getDirect(const MEMORY_ADDRESS address) const;
+ CMem(int size) : MAX_MEMORY(size), m_memory(size,(T)NULL) {};
};
#endif