microblaze: add NPTL/TLS support from GNU libc

Not perfect, but a starting point.
Some tests of the test suite are failing.

1 files changed, 40 insertions, 0 deletions

diff --git a/libpthread/nptl/sysdeps/microblaze/pthreaddef.h b/libpthread/nptl/sysdeps/microblaze/pthreaddef.h
new file mode 100644
index 000000000..47e87dd71
--- /dev/null
+++ b/libpthread/nptl/sysdeps/microblaze/pthreaddef.h
@@ -0,0 +1,40 @@
+/* Copyright (C) 2002-2016 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, see
+   <http://www.gnu.org/licenses/>.  */
+
+#include <stdlib.h>
+#include <string.h>
+
+/* Default stack size.  */
+#define ARCH_STACK_DEFAULT_SIZE  (2 * 1024 * 1024)
+
+/* Required stack pointer alignment at beginning.  */
+#define STACK_ALIGN         16
+
+/* Minimal stack size after allocating thread descriptor and guard size.  */
+#define MINIMAL_REST_STACK  2048
+
+/* Alignment requirement for TCB.  */
+#define TCB_ALIGNMENT       16
+
+/* Location of current stack frame.  */
+#define CURRENT_STACK_FRAME __builtin_frame_address (0)
+
+/* XXX Until we have a better place keep the definitions here.  */
+
+#define __exit_thread_inline(val) \
+INLINE_SYSCALL (exit, 1, (val))