Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / config / cpu / alpha / bits / atomicity.h

diff --git a/libstdc++-v3/config/cpu/alpha/bits/atomicity.h b/libstdc++-v3/config/cpu/alpha/bits/atomicity.h
deleted file mode 100644 (file)
index 895d87a..0000000
--- a/libstdc++-v3/config/cpu/alpha/bits/atomicity.h
+++ /dev/null
@@ -1,76 +0,0 @@
-// Low-level functions for atomic operations: Alpha version  -*- C++ -*-
-
-// Copyright (C) 1999, 2000, 2001 Free Software Foundation, Inc.
-//
-// This file is part of the GNU ISO C++ Library.  This library is free
-// software; you can redistribute it and/or modify it under the
-// terms of the GNU General Public License as published by the
-// Free Software Foundation; either version 2, or (at your option)
-// any later version.
-
-// This 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 General Public License for more details.
-
-// You should have received a copy of the GNU General Public License along
-// with this library; see the file COPYING.  If not, write to the Free
-// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
-// USA.
-
-// As a special exception, you may use this file as part of a free software
-// library without restriction.  Specifically, if other files instantiate
-// templates or use macros or inline functions from this file, or you compile
-// this file and link it with other files to produce an executable, this
-// file does not by itself cause the resulting executable to be covered by
-// the GNU General Public License.  This exception does not however
-// invalidate any other reasons why the executable file might be covered by
-// the GNU General Public License.
-
-#ifndef _BITS_ATOMICITY_H
-#define _BITS_ATOMICITY_H      1
-
-/* @@@ With gas we can play nice .subsection games to get the
-   non-predicted branch pointing forward.  But Digital assemblers
-   don't understand those directives.  This isn't a terribly
-   important issue, so just ignore it.  */
-
-typedef int _Atomic_word;
-
-static inline _Atomic_word
-__attribute__ ((__unused__))
-__exchange_and_add (volatile _Atomic_word* __mem, int __val)
-{
-  register int __result, __tmp;
-
-  __asm__ __volatile__ (
-      "\n$Lxadd_%=:\n\t"
-      "ldl_l  %0,%3\n\t"
-      "addl   %0,%4,%1\n\t"
-      "stl_c  %1,%2\n\t"
-      "beq    %1,$Lxadd_%=\n\t"
-      "mb"
-      : "=&r"(__result), "=&r"(__tmp), "=m"(*__mem)
-      : "m" (*__mem), "r"(__val));
-
-  return __result;
-}
-
-static inline void
-__attribute__ ((__unused__))
-__atomic_add (volatile _Atomic_word* __mem, int __val)
-{
-  register _Atomic_word __result;
-
-  __asm__ __volatile__ (
-      "\n$Ladd_%=:\n\t"
-      "ldl_l  %0,%2\n\t"
-      "addl   %0,%3,%0\n\t"
-      "stl_c  %0,%1\n\t"
-      "beq    %0,$Ladd_%=\n\t"
-      "mb"
-      : "=&r"(__result), "=m"(*__mem)
-      : "m" (*__mem), "r"(__val));
-}
-
-#endif /* atomicity.h */