vimacs.lcpu.club/notes/gem5/testbuf.cpp

#include "timebuf.hh"
#include <iostream>

using namespace std;

class MyClass
{
	private:
		int value;

	public:
	MyClass(): value(0xdeadbeef) {};
	int getv() { return value; }
	void setv(int v) { value = v; }
};

int main()
{
	// we can access data generated in the last 3 time units
	// and 0 time units in the future
	TimeBuffer<MyClass> mybuf(3, 0);

	TimeBuffer<MyClass>::wire toNext = mybuf.getWire(0);
	TimeBuffer<MyClass>::wire fromPrev = mybuf.getWire(-3);

	toNext->setv(0x55aaaa55);

	cout << fromPrev->getv() << endl;
	mybuf.advance();
	cout << fromPrev->getv() << endl;
	mybuf.advance();
	cout << fromPrev->getv() << endl;
	mybuf.advance();
	cout << fromPrev->getv() << endl;
	mybuf.advance();
	cout << fromPrev->getv() << endl;
}