about summary refs log tree commit diff
path: root/linuxthreads/sysdeps/sparc/tls.h
diff options
context:
space:
mode:
authorUlrich Drepper <drepper@redhat.com>2002-12-28 22:19:04 +0000
committerUlrich Drepper <drepper@redhat.com>2002-12-28 22:19:04 +0000
commit3b7ed8712599efbecd92f4d68398fb7a593aef75 (patch)
treed8dea4cd2be3b50dd7706387988c3ddace21dd55 /linuxthreads/sysdeps/sparc/tls.h
parentb25a62a8a36541b12e8452224bb2e71f83ade815 (diff)
downloadglibc-3b7ed8712599efbecd92f4d68398fb7a593aef75.tar.gz
glibc-3b7ed8712599efbecd92f4d68398fb7a593aef75.tar.xz
glibc-3b7ed8712599efbecd92f4d68398fb7a593aef75.zip
Update.
2002-12-28  Ulrich Drepper  <drepper@redhat.com>

	* misc/sys/cdefs.h (__attribute_deprecated__): New #define.
Diffstat (limited to 'linuxthreads/sysdeps/sparc/tls.h')
-rw-r--r--linuxthreads/sysdeps/sparc/tls.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/linuxthreads/sysdeps/sparc/tls.h b/linuxthreads/sysdeps/sparc/tls.h
new file mode 100644
index 0000000000..4571922f57
--- /dev/null
+++ b/linuxthreads/sysdeps/sparc/tls.h
@@ -0,0 +1,63 @@
+/* Definitions for thread-local data handling.  linuxthreads/sparc version.
+   Copyright (C) 2002 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.  */
+
+#ifndef _TLS_H
+#define _TLS_H
+
+#ifndef __ASSEMBLER__
+
+# include <pt-machine.h>
+# include <stddef.h>
+
+/* Type for the dtv.  */
+typedef union dtv
+{
+  size_t counter;
+  void *pointer;
+} dtv_t;
+
+typedef struct
+{
+  void *tcb;		/* Pointer to the TCB.  Not necessary the
+			   thread descriptor used by libpthread.  */
+  dtv_t *dtv;
+  void *self;		/* Pointer to the thread descriptor.  */
+  int multiple_threads;
+} tcbhead_t;
+
+#else /* __ASSEMBLER__ */
+# include <tcb-offsets.h>
+#endif /* __ASSEMBLER__ */
+
+#undef USE_TLS
+
+#if USE_TLS
+
+#else
+
+#define NONTLS_INIT_TP \
+  do { 								\
+    static const tcbhead_t nontls_init_tp			\
+      = { .multiple_threads = 0 };				\
+    __thread_self = (__typeof (__thread_self)) &nontls_init_tp;	\
+  } while (0)
+
+#endif /* USE_TLS */
+
+#endif	/* tls.h */