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26 lines
554 B
C++
26 lines
554 B
C++
#ifndef __CPU_H__
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#define __CPU_H__
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#undef PC
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class CPU: public Checkpointable {
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public:
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virtual void run(unsigned instructions) =0;
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virtual void reset() =0;
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virtual void raise(int level) =0;
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virtual char *status(char *buf, size_t n) =0;
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virtual void checkpoint(Stream &s) = 0;
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virtual void restore(Stream &s) = 0;
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inline void debug() { _debug = !_debug; }
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inline bool halted() { return _halted; }
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protected:
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CPU(Memory &mem): _mem(mem), _debug(false), _halted(false) {}
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Memory &_mem;
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Memory::address PC;
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bool _debug, _halted;
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};
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#endif
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