static int
i386nto_regset_fill (int regset, char *data)
{
if (regset == NTO_REG_GENERAL)
{
int regno;
for (regno = 0; regno < NUM_GPREGS; regno++)
{
int offset = nto_reg_offset (regno);
if (offset != -1)
regcache_collect (regno, data + offset);
}
}
else if (regset == NTO_REG_FLOAT)
{
if (nto_cpuinfo_valid && nto_cpuinfo_flags | X86_CPU_FXSR)
i387_fill_fxsave (data, -1);
else
i387_fill_fsave (data, -1);
}
else
return -1;
return 0;
}
ps_err_e
ps_lgetxmmregs (struct ps_prochandle *ph, lwpid_t lwpid, char *xmmregs)
{
struct cleanup *old_chain;
old_chain = save_inferior_ptid ();
inferior_ptid = BUILD_LWP (lwpid, PIDGET (inferior_ptid));
target_fetch_registers (-1);
i387_fill_fxsave (xmmregs, -1);
do_cleanups (old_chain);
return PS_OK;
}
static void
fbsd_lwp_store_registers (int regno)
{
gregset_t gregs;
fpregset_t fpregs;
lwpid_t lwp;
#ifdef PT_GETXMMREGS
char xmmregs[512];
#endif
/* FIXME, is it possible ? */
if (!IS_LWP (inferior_ptid))
{
child_ops.to_store_registers (regno);
return ;
}
lwp = GET_LWP (inferior_ptid);
if (regno != -1)
if (ptrace (PT_GETREGS, lwp, (caddr_t) &gregs, 0) == -1)
error ("Cannot get lwp %d registers: %s\n", lwp, safe_strerror (errno));
fill_gregset (&gregs, regno);
if (ptrace (PT_SETREGS, lwp, (caddr_t) &gregs, 0) == -1)
error ("Cannot set lwp %d registers: %s\n", lwp, safe_strerror (errno));
#ifdef PT_GETXMMREGS
if (regno != -1)
if (ptrace (PT_GETXMMREGS, lwp, xmmregs, 0) == -1)
goto noxmm;
i387_fill_fxsave (xmmregs, regno);
if (ptrace (PT_SETXMMREGS, lwp, xmmregs, 0) == -1)
goto noxmm;
return;
noxmm:
#endif
if (regno != -1)
if (ptrace (PT_GETFPREGS, lwp, (caddr_t) &fpregs, 0) == -1)
error ("Cannot get lwp %d float registers: %s\n", lwp,
safe_strerror (errno));
fill_fpregset (&fpregs, regno);
if (ptrace (PT_SETFPREGS, lwp, (caddr_t) &fpregs, 0) == -1)
error ("Cannot set lwp %d float registers: %s\n", lwp,
safe_strerror (errno));
}
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));
}
void
fill_fpxregset (elf_fpxregset_t *fpxregsetp, int regno)
{
i387_fill_fxsave ((char *) fpxregsetp, regno);
}
