Update.

	* sysdeps/ia64/atomicity.h: New file.  Copied from libstdc++.

diff --git a/ChangeLog b/ChangeLog
index 0a36f67784d0dc6469373d535cf12a942d91c3db..ce2ecae5a352fdee922d0c58a625ee349d102fcd 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2001-04-06  Ulrich Drepper  <drepper@redhat.com>
 
+       * sysdeps/ia64/atomicity.h: New file.  Copied from libstdc++.
+
        * sysdeps/i386/i486/atomicity.h: Clean up the asms.
 
        * sysdeps/generic/e_scalb.c: Don't use FE_INVALID unless it's

diff --git a/sysdeps/ia64/atomicity.h b/sysdeps/ia64/atomicity.h
new file mode 100644 (file)
index 0000000..0bbf359
--- /dev/null
+++ b/sysdeps/ia64/atomicity.h
@@ -0,0 +1,48 @@
+/* Low-level functions for atomic operations.  IA-64 version.
+   Copyright (C) 2001 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 Library General Public License as
+   published by the Free Software Foundation; either version 2 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#ifndef _ATOMICITY_H
+#define _ATOMICITY_H   1
+
+#include <inttypes.h>
+#include <ia64intrin.h>
+
+
+static inline uint32_t
+__attribute__ ((unused))
+exchange_and_add (volatile uint32_t *mem, uint32_t val)
+{
+  return __sync_fetch_and_add (mem, val);
+}
+
+static inline void
+__attribute__ ((unused))
+atomic_add (volatile uint32_t *mem, int val)
+{
+  __sync_fetch_and_add (mem, val);
+}
+
+static inline int
+__attribute__ ((unused))
+compare_and_swap (volatile long int *p, long int oldval, long int newval)
+{
+  return __sync_bool_compare_and_swap (p, oldval, newval);
+}
+
+#endif /* atomicity.h */