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#ifndef _RISCV_PROCESSOR_H
#define _RISCV_PROCESSOR_H
#include <cstring>
#include "decode.h"
#include "trap.h"
#include "mmu.h"
class sim_t;
class processor_t
{
public:
processor_t(sim_t* _sim, char* _mem, size_t _memsz);
void init(uint32_t _id);
void step(size_t n, bool noisy);
private:
sim_t* sim;
// architected state
reg_t R[NGPR];
freg_t FR[NFPR];
reg_t pc;
reg_t epc;
reg_t badvaddr;
reg_t ebase;
uint32_t id;
uint32_t sr;
uint32_t fsr;
int gprlen;
// shared memory
mmu_t mmu;
// counters
reg_t counters[32];
// functions
void set_sr(uint32_t val);
void set_fsr(uint32_t val);
void take_trap(trap_t t);
void disasm(insn_t insn, reg_t pc);
friend class sim_t;
};
#endif
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