static void fbsd_thread_fetch_registers (struct target_ops *ops, struct regcache *regcache, int regnum) { prgregset_t gregset; prfpregset_t fpregset; td_thrhandle_t th; td_err_e err; #ifdef PT_GETXMMREGS char xmmregs[512]; #endif if (!IS_THREAD (inferior_ptid)) { fbsd_lwp_fetch_registers (ops, regcache, regnum); return; } err = td_ta_map_id2thr_p (thread_agent, GET_THREAD (inferior_ptid), &th); if (err != TD_OK) error ("Cannot find thread %d: Thread ID=%ld, %s", pid_to_thread_id (inferior_ptid), GET_THREAD (inferior_ptid), thread_db_err_str (err)); err = td_thr_getgregs_p (&th, gregset); if (err != TD_OK) error ("Cannot fetch general-purpose registers for thread %d: Thread ID=%ld, %s", pid_to_thread_id (inferior_ptid), GET_THREAD (inferior_ptid), thread_db_err_str (err)); #ifdef PT_GETXMMREGS err = td_thr_getxmmregs_p (&th, xmmregs); if (err == TD_OK) { i387_supply_fxsave (regcache, -1, xmmregs); } else { #endif err = td_thr_getfpregs_p (&th, &fpregset); if (err != TD_OK) error ("Cannot get floating-point registers for thread %d: Thread ID=%ld, %s", pid_to_thread_id (inferior_ptid), GET_THREAD (inferior_ptid), thread_db_err_str (err)); supply_fpregset (regcache, &fpregset); #ifdef PT_GETXMMREGS } #endif supply_gregset (regcache, gregset); }
static void fbsd_thread_store_registers (int regno) { prgregset_t gregset; prfpregset_t fpregset; td_thrhandle_t th; td_err_e err; #ifdef PT_GETXMMREGS char xmmregs[512]; #endif if (!IS_THREAD (inferior_ptid)) { fbsd_lwp_store_registers (regno); return; } err = td_ta_map_id2thr_p (thread_agent, GET_THREAD (inferior_ptid), &th); if (err != TD_OK) error ("Cannot find thread %d: Thread ID=%ld, %s", pid_to_thread_id (inferior_ptid), GET_THREAD (inferior_ptid), thread_db_err_str (err)); if (regno != -1) { char old_value[MAX_REGISTER_SIZE]; regcache_collect (regno, old_value); err = td_thr_getgregs_p (&th, gregset); if (err != TD_OK) error ("%s: td_thr_getgregs %s", __func__, thread_db_err_str (err)); #ifdef PT_GETXMMREGS err = td_thr_getxmmregs_p (&th, xmmregs); if (err != TD_OK) { #endif err = td_thr_getfpregs_p (&th, &fpregset); if (err != TD_OK) error ("%s: td_thr_getfpgregs %s", __func__, thread_db_err_str (err)); #ifdef PT_GETXMMREGS } #endif supply_register (regno, old_value); } fill_gregset (gregset, regno); err = td_thr_setgregs_p (&th, gregset); if (err != TD_OK) error ("Cannot store general-purpose registers for thread %d: Thread ID=%d, %s", pid_to_thread_id (inferior_ptid), GET_THREAD (inferior_ptid), thread_db_err_str (err)); #ifdef PT_GETXMMREGS i387_fill_fxsave (xmmregs, regno); err = td_thr_setxmmregs_p (&th, xmmregs); if (err == TD_OK) return; #endif fill_fpregset (&fpregset, regno); err = td_thr_setfpregs_p (&th, &fpregset); if (err != TD_OK) error ("Cannot store floating-point registers for thread %d: Thread ID=%d, %s", pid_to_thread_id (inferior_ptid), GET_THREAD (inferior_ptid), thread_db_err_str (err)); }