glibc/nptl/sysdeps/powerpc/td_ta_map_lwp2thr.c
Roland McGrath f3c13160fe 2003-03-17 Roland McGrath <roland@redhat.com>
PowerPC port contributed by Paul Mackerras <paulus@samba.org>.
	* sysdeps/pthread/pthread_spin_init.c: New file.
	* sysdeps/pthread/pthread_spin_unlock.c: New file.
	* sysdeps/powerpc/Makefile: New file.
	* sysdeps/powerpc/pthread_spin_lock.c: New file.
	* sysdeps/powerpc/pthread_spin_trylock.c: New file.
	* sysdeps/powerpc/pthreaddef.h: New file.
	* sysdeps/powerpc/tcb-offsets.sym: New file.
	* sysdeps/powerpc/td_ta_map_lwp2thr.c: New file.
	* sysdeps/powerpc/tls.h: New file.
	* sysdeps/powerpc/bits/atomic.h: New file.
	* sysdeps/unix/sysv/linux/libc-lowlevelmutex.c: New file.
	* sysdeps/unix/sysv/linux/libc-lowlevellock.c: New file.
	* sysdeps/unix/sysv/linux/lowlevellock.c: New file.
	* sysdeps/unix/sysv/linux/sem_post.c: New file.
	* sysdeps/unix/sysv/linux/sem_timedwait.c: New file.
	* sysdeps/unix/sysv/linux/sem_trywait.c: New file.
	* sysdeps/unix/sysv/linux/powerpc/Makefile: New file.
	* sysdeps/unix/sysv/linux/powerpc/createthread.c: New file.
	* sysdeps/unix/sysv/linux/powerpc/fork.c: New file.
	* sysdeps/unix/sysv/linux/powerpc/lowlevellock.h: New file.
	* sysdeps/unix/sysv/linux/powerpc/pt-vfork.S: New file.
	* sysdeps/unix/sysv/linux/powerpc/pthread_once.c: New file.
	* sysdeps/unix/sysv/linux/powerpc/bits/pthreadtypes.h: New file.
	* sysdeps/unix/sysv/linux/powerpc/bits/semaphore.h: New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h: New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep-cancel.h: New file.
2003-03-17 11:22:52 +00:00

45 lines
1.4 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;
th->th_unique = ((void *) regs[PT_THREAD_POINTER]
- 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;
}