rvemu

RISC-V RV32I execution engine
git clone git://mcdim.xyz/rvemu.git
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exec.h (394B)

      1 #ifndef EXEC_H
      2 #define EXEC_H
      3 
      4 #include "trap.h"
      5 
      6 #ifdef TEST_BUILD
      7 #define MEMSIZE 4096
      8 #else
      9 #define MEMSIZE 65536
     10 #endif
     11 
     12 typedef enum {
     13 	CPU_RUNNING = 0,
     14 	CPU_TRAPPED,
     15 	CPU_HALTED
     16 } cpu_status_t;
     17 
     18 typedef struct {
     19 	uint32_t x[32];  /* general purpose registers */
     20 	uint32_t pc;
     21 	trap_info_t trap;
     22 	cpu_status_t status;
     23 } cpu_state_t;
     24 
     25 void cpu_step(cpu_state_t *cpu, uint8_t *mem);
     26 
     27 #endif