11 // this class encapsulates the processors and memory in a RISC-V machine.
15 sim_t(int _nprocs
, htif_t
* _htif
);
18 // run the simulation to completion
21 // deliver an IPI to a specific processor
22 void send_ipi(reg_t who
);
24 // returns the number of processors in this simulator
25 size_t num_cores() { return procs
.size(); }
30 // main memory, shared between processors
32 size_t memsz
; // memory size in bytes
33 mmu_t
* mmu
; // debug port into main memory
36 std::vector
<processor_t
*> procs
;
38 // terminate the simulation loop after the current iteration
39 void stop() { running
= false; }
43 // run each processor for n instructions; interleave instructions are
44 // run on a processor before moving on to the next processor.
45 // interleave must divide n.
46 // if noisy, print out the instructions as they execute.
47 void step_all(size_t n
, size_t interleave
, bool noisy
);
49 // presents a prompt for introspection into the simulation
52 // functions that help implement interactive()
53 void interactive_quit(const std::string
& cmd
, const std::vector
<std::string
>& args
);
54 void interactive_run(const std::string
& cmd
, const std::vector
<std::string
>& args
, bool noisy
);
55 void interactive_run_noisy(const std::string
& cmd
, const std::vector
<std::string
>& args
);
56 void interactive_run_silent(const std::string
& cmd
, const std::vector
<std::string
>& args
);
57 void interactive_run_proc(const std::string
& cmd
, const std::vector
<std::string
>& args
, bool noisy
);
58 void interactive_run_proc_noisy(const std::string
& cmd
, const std::vector
<std::string
>& args
);
59 void interactive_run_proc_silent(const std::string
& cmd
, const std::vector
<std::string
>& args
);
60 void interactive_reg(const std::string
& cmd
, const std::vector
<std::string
>& args
);
61 void interactive_fregs(const std::string
& cmd
, const std::vector
<std::string
>& args
);
62 void interactive_fregd(const std::string
& cmd
, const std::vector
<std::string
>& args
);
63 void interactive_mem(const std::string
& cmd
, const std::vector
<std::string
>& args
);
64 void interactive_str(const std::string
& cmd
, const std::vector
<std::string
>& args
);
65 void interactive_until(const std::string
& cmd
, const std::vector
<std::string
>& args
);
66 reg_t
get_reg(const std::vector
<std::string
>& args
);
67 reg_t
get_freg(const std::vector
<std::string
>& args
);
68 reg_t
get_mem(const std::vector
<std::string
>& args
);
69 reg_t
get_pc(const std::vector
<std::string
>& args
);
70 reg_t
get_tohost(const std::vector
<std::string
>& args
);