Merged changes from kopensolaris-gnu project

http://git.csclub.uwaterloo.ca/?p=kopensolaris-gnu/glibc.git

Commits from 9157319 to bad8ac8.

This is only partial patch, some changes to not apply
and will be resovled and committed next.

1 files changed, 61 insertions, 0 deletions

diff --git a/nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/i386/tls.h b/nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/i386/tls.h
new file mode 100644
index 0000000000..6bacdd859e
--- /dev/null
+++ b/nptl/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/i386/tls.h
@@ -0,0 +1,61 @@
+/* Definition for thread-local data handling.  OpenSolaris/i386 version.
+   Copyright (C) 2002, 2003, 2004, 2008 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   OpenSolaris bits contributed by David Bartley
+    <dtbartle@csclub.uwaterloo.ca>, 2008.
+
+   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 _OPENSOLARIS_TLS_H
+#define _OPENSOLARIS_TLS_H 1
+
+/* __thread doesn't work for statically-linked executables.  */
+#if !defined (SHARED)
+# undef HAVE___THREAD
+#endif
+
+/* We can use most of the code from the nptl tls.h.  */
+#include_next <tls.h>
+
+#ifndef __ASSEMBLER__
+
+/* OpenSolaris has lwp_private in order to set the thread data.  */
+# include <sys/lwp.h>
+# include <sys/syscall.h>
+
+# undef TLS_INIT_TP
+# define TLS_INIT_TP(thrdescr, secondcall) \
+  ({ void *_thrdescr = (thrdescr);					      \
+     tcbhead_t *_head = _thrdescr;					      \
+     sysret_t ret;                                          \
+									      \
+     _head->tcb = _thrdescr;						      \
+     /* For now the thread descriptor is at the same address.  */	      \
+     _head->self = _thrdescr;						      \
+     /* New syscall handling support.  */				      \
+     INIT_SYSINFO;							      \
+                                                                    \
+     (__systemcall (&ret, SYS_lwp_private, _LWP_SETPRIVATE, _LWP_GSBASE,       \
+       (uintptr_t)_thrdescr) != 0)            \
+       ? "lwp_private failed when setting up thread-local storage\n" : NULL; \
+  })
+
+/* TODO: Figure out what to define this as.  */
+# undef DB_THREAD_SELF
+
+# endif /* __ASSEMBLER__ */
+
+#endif /* _OPENSOLARIS_TLS_H */