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));
}
