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30 lines
558 B
C++
30 lines
558 B
C++
/*
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* cpu.h
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*/
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#ifndef _CPU_H
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#define _CPU_H
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#ifndef _SETJMP_H
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#include <setjmp.h>
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#endif
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class CPU: public Checkpointable {
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public:
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virtual void reset () =0;
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virtual Memory::address run (unsigned instructions) =0;
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virtual void raise (int level) =0;
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virtual char *status () =0;
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typedef void (*statfn) (const char *, ...);
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virtual void checkpoint(Stream &s) = 0;
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virtual void restore(Stream &s) = 0;
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protected:
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CPU (Memory *m, jmp_buf *e, statfn s): _memory(m), _err(e), _status(s){}
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Memory *_memory;
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jmp_buf *_err;
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statfn _status;
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};
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#endif
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