glibc/nptl/sysdeps/alpha/td_ta_map_lwp2thr.c
Ulrich Drepper f036e569ac Update.
2003-07-01  Richard Henderson  <rth@redhat.com>

	* sysdeps/alpha/elf/pt-initfini.c: New file.
	* sysdeps/alpha/pthread_spin_lock.S: New file.
	* sysdeps/alpha/pthread_spin_trylock.S: New file.
	* sysdeps/alpha/pthreaddef.h: New file.
	* sysdeps/alpha/td_ta_map_lwp2thr.c: New file.
	* sysdeps/alpha/tls.h: New file.
	* sysdeps/unix/sysv/linux/alpha/Makefile: New file.
	* sysdeps/unix/sysv/linux/alpha/bits/pthreadtypes.h: New file.
	* sysdeps/unix/sysv/linux/alpha/bits/semaphore.h: New file.
	* sysdeps/unix/sysv/linux/alpha/createthread.c: New file.
	* sysdeps/unix/sysv/linux/alpha/fork.c: New file.
	* sysdeps/unix/sysv/linux/alpha/lowlevellock.h: New file.
	* sysdeps/unix/sysv/linux/alpha/pt-vfork.S: New file.
	* sysdeps/unix/sysv/linux/alpha/pthread_once.c: New file.
	* sysdeps/unix/sysv/linux/alpha/sem_post.c: New file.
	* sysdeps/unix/sysv/linux/alpha/sysdep-cancel.h: New file.
2003-07-01 20:23:15 +00:00

47 lines
1.5 KiB
C

/* Which thread is running on an LWP? PowerPC version.
Copyright (C) 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include "thread_dbP.h"
#include <tls.h>
td_err_e
td_ta_map_lwp2thr (const td_thragent_t *ta, lwpid_t lwpid, td_thrhandle_t *th)
{
LOG ("td_ta_map_lwp2thr");
/* Test whether the TA parameter is ok. */
if (! ta_ok (ta))
return TD_BADTA;
prgregset_t regs;
if (ps_lgetregs (ta->ph, lwpid, regs) != PS_OK)
return TD_ERR;
/* The uniq value is stored in slot 33 in recent gdb; it isn't stored
anywhere otherwise. */
th->th_unique = ((void *) regs[32]
- TLS_TCB_OFFSET - TLS_TCB_SIZE - TLS_PRE_TCB_SIZE);
/* Found it. Now complete the `td_thrhandle_t' object. */
th->th_ta_p = (td_thragent_t *) ta;
return TD_OK;
}