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https://opencores.org/ocsvn/openrisc/openrisc/trunk
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- This comparison shows the changes necessary to convert path
/openrisc/trunk/gnu-stable/gcc-4.5.1/libstdc++-v3/config/cpu/cris
- from Rev 816 to Rev 826
- ↔ Reverse comparison
Rev 816 → Rev 826
/atomicity.h
0,0 → 1,86
// Low-level functions for atomic operations: CRIS version -*- C++ -*- |
|
// Copyright (C) 2001, 2003, 2004, 2005, 2009 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 3, 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. |
|
// Under Section 7 of GPL version 3, you are granted additional |
// permissions described in the GCC Runtime Library Exception, version |
// 3.1, as published by the Free Software Foundation. |
|
// You should have received a copy of the GNU General Public License and |
// a copy of the GCC Runtime Library Exception along with this program; |
// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see |
// <http://www.gnu.org/licenses/>. |
|
#include <ext/atomicity.h> |
|
_GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx) |
|
_Atomic_word |
__exchange_and_add(volatile _Atomic_word* __mem, int __val) throw () |
{ |
int __tmp; |
_Atomic_word __result; |
|
#if (__CRIS_arch_version >= 32) |
__asm__ __volatile__ (" clearf p \n" |
"0: \n" |
" move.d %4,%2 \n" |
" move.d [%3],%0 \n" |
" add.d %0,%2 \n" |
" ax \n" |
" move.d %2,[%3] \n" |
" bcs 0b \n" |
" clearf p \n" |
: "=&r" (__result), "=Q" (*__mem), "=&r" (__tmp) |
: "r" (__mem), "g" (__val), "Q" (*__mem) |
: "memory"); |
#elif (__CRIS_arch_version >= 10) |
__asm__ __volatile__ (" clearf \n" |
"0: \n" |
" move.d %4,%2 \n" |
" move.d [%3],%0 \n" |
" add.d %0,%2 \n" |
" ax \n" |
" move.d %2,[%3] \n" |
" bwf 0b \n" |
" clearf \n" |
: "=&r" (__result), "=Q" (*__mem), "=&r" (__tmp) |
: "r" (__mem), "g" (__val), "Q" (*__mem) |
/* The memory clobber must stay, regardless of |
current uses of this function. */ |
: "memory"); |
#else |
__asm__ __volatile__ (" move $ccr,$r9 \n" |
" di \n" |
" move.d %4,%2 \n" |
" move.d [%3],%0 \n" |
" add.d %0,%2 \n" |
" move.d %2,[%3] \n" |
" move $r9,$ccr \n" |
: "=&r" (__result), "=Q" (*__mem), "=&r" (__tmp) |
: "r" (__mem), "g" (__val), "Q" (*__mem) |
: "r9", |
/* The memory clobber must stay, regardless of |
current uses of this function. */ |
"memory"); |
#endif |
|
return __result; |
} |
|
void |
__atomic_add(volatile _Atomic_word* __mem, int __val) throw () |
{ __exchange_and_add(__mem, __val); } |
|
_GLIBCXX_END_NAMESPACE |
atomicity.h
Property changes :
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+Id
\ No newline at end of property
Index: atomic_word.h
===================================================================
--- atomic_word.h (nonexistent)
+++ atomic_word.h (revision 826)
@@ -0,0 +1,31 @@
+// Low-level type for atomic operations -*- C++ -*-
+
+// Copyright (C) 2004, 2009 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 3, 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.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+// .
+
+#ifndef _GLIBCXX_ATOMIC_WORD_H
+#define _GLIBCXX_ATOMIC_WORD_H 1
+
+// This entity must not cross a page boundary.
+typedef int _Atomic_word __attribute__ ((__aligned__ (4)));
+
+#endif
atomic_word.h
Property changes :
Added: svn:eol-style
## -0,0 +1 ##
+native
\ No newline at end of property
Added: svn:keywords
## -0,0 +1 ##
+Id
\ No newline at end of property