2014-11-10 14:16:45 +00:00
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#ifndef __CPU_H__
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#define __CPU_H__
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2014-10-18 11:33:48 +00:00
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#ifndef _SETJMP_H
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#include <setjmp.h>
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#endif
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2014-10-21 18:41:44 +00:00
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class CPU: public Checkpointable {
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2014-10-18 11:33:48 +00:00
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public:
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2014-11-20 08:28:01 +00:00
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virtual void run(unsigned instructions) =0;
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2014-10-18 11:33:48 +00:00
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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 () =0;
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typedef void (*statfn) (const char *, ...);
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2014-10-21 18:41:44 +00:00
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virtual void checkpoint(Stream &s) = 0;
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virtual void restore(Stream &s) = 0;
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2014-10-31 08:18:15 +00:00
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void debug() { _debug = !_debug; }
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2014-10-18 11:33:48 +00:00
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protected:
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2014-12-10 12:02:47 +00:00
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CPU (Memory &mem, jmp_buf &e, statfn s): _mem(mem), _err(e), _status(s), _debug(false) {}
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2014-11-21 12:44:52 +00:00
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Memory &_mem;
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2014-12-10 12:02:47 +00:00
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jmp_buf &_err;
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2014-10-18 11:33:48 +00:00
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statfn _status;
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2014-10-31 08:18:15 +00:00
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bool _debug;
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2014-10-18 11:33:48 +00:00
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};
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#endif
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