gdb_cpu_getreg
void *gdb_cpu_getreg(int, size_t *);
void *gdb_cpu_getreg(int, size_t *);
void *gdb_cpu_getreg(int, size_t *);
regp = gdb_cpu_getreg(regnum, ®sz);
void *gdb_cpu_getreg(int, size_t *);
void *gdb_cpu_getreg(int, size_t *);
void *gdb_cpu_getreg(int, size_t *);