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authorUlrich Drepper <drepper@redhat.com>2003-07-01 20:23:15 +0000
committerUlrich Drepper <drepper@redhat.com>2003-07-01 20:23:15 +0000
commitf036e569acd64504c92403e961b93b488a1c175a (patch)
tree7679d8b25cec4bdb181f6c0281b7f569e4e234fd /nptl/sysdeps/alpha/td_ta_map_lwp2thr.c
parent3b985826caf97f30c74bf1ceff77eff86aaf9158 (diff)
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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.
Diffstat (limited to 'nptl/sysdeps/alpha/td_ta_map_lwp2thr.c')
-rw-r--r--nptl/sysdeps/alpha/td_ta_map_lwp2thr.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/nptl/sysdeps/alpha/td_ta_map_lwp2thr.c b/nptl/sysdeps/alpha/td_ta_map_lwp2thr.c
new file mode 100644
index 0000000000..b30b10b123
--- /dev/null
+++ b/nptl/sysdeps/alpha/td_ta_map_lwp2thr.c
@@ -0,0 +1,46 @@
+/* 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;
+}