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-rw-r--r--ports/sysdeps/arm/nptl/pthreaddef.h46
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diff --git a/ports/sysdeps/arm/nptl/pthreaddef.h b/ports/sysdeps/arm/nptl/pthreaddef.h
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+/* Copyright (C) 2002, 2003, 2005 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/>.  */
+
+/* Default stack size.  */
+#define ARCH_STACK_DEFAULT_SIZE	(2 * 1024 * 1024)
+
+/* Required stack pointer alignment at beginning.  SSE requires 16
+   bytes.  */
+#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.
+
+   __builtin_frame_address (0) returns the value of the hard frame
+   pointer, which will point at the location of the saved PC on the
+   stack.  Below this in memory is the remainder of the linkage info,
+   occupying 12 bytes.  Therefore in order to address from
+   CURRENT_STACK_FRAME using "struct layout", we need to have the macro
+   return the hard FP minus 12.  Of course, this makes no sense
+   without the obsolete APCS stack layout...  */
+#define CURRENT_STACK_FRAME	(__builtin_frame_address (0) - 12)
+
+
+/* XXX Until we have a better place keep the definitions here.  */
+#define __exit_thread_inline(val) \
+  INLINE_SYSCALL (exit, 1, (val))