diff options
Diffstat (limited to 'contrib/libstdc++/config/cpu')
| -rw-r--r-- | contrib/libstdc++/config/cpu/alpha/atomicity.h | 75 | ||||
| -rw-r--r-- | contrib/libstdc++/config/cpu/generic/atomicity.h | 56 | ||||
| -rw-r--r-- | contrib/libstdc++/config/cpu/ia64/atomicity.h | 44 | ||||
| -rw-r--r-- | contrib/libstdc++/config/cpu/powerpc/atomicity.h | 76 | ||||
| -rw-r--r-- | contrib/libstdc++/config/cpu/s390/atomicity.h | 54 |
5 files changed, 0 insertions, 305 deletions
diff --git a/contrib/libstdc++/config/cpu/alpha/atomicity.h b/contrib/libstdc++/config/cpu/alpha/atomicity.h deleted file mode 100644 index 4eb311b509a4..000000000000 --- a/contrib/libstdc++/config/cpu/alpha/atomicity.h +++ /dev/null @@ -1,75 +0,0 @@ -// Low-level functions for atomic operations: Alpha version -*- C++ -*- - -// Copyright (C) 1999, 2000, 2001, 2003, 2004 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. - -#include <bits/atomicity.h> - -/* @@@ 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. */ - -namespace __gnu_cxx -{ - _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; - } - - 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)); - } -} // namespace __gnu_cxx - diff --git a/contrib/libstdc++/config/cpu/generic/atomicity.h b/contrib/libstdc++/config/cpu/generic/atomicity.h deleted file mode 100644 index f30005a0abce..000000000000 --- a/contrib/libstdc++/config/cpu/generic/atomicity.h +++ /dev/null @@ -1,56 +0,0 @@ -// Low-level functions for atomic operations: Generic version -*- C++ -*- - -// Copyright (C) 1999, 2001, 2002, 2003, 2004 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. - -#include <bits/atomicity.h> -#include <bits/concurrence.h> - -namespace __gnu_internal -{ - __glibcxx_mutex_define_initialized(atomic_mutex); -} // namespace __gnu_internal - -namespace __gnu_cxx -{ - _Atomic_word - __attribute__ ((__unused__)) - __exchange_and_add(volatile _Atomic_word* __mem, int __val) - { - __glibcxx_mutex_lock(__gnu_internal::atomic_mutex); - _Atomic_word __result; - __result = *__mem; - *__mem += __val; - __glibcxx_mutex_unlock(__gnu_internal::atomic_mutex); - return __result; - } - - void - __attribute__ ((__unused__)) - __atomic_add(volatile _Atomic_word* __mem, int __val) - { __exchange_and_add(__mem, __val); } -} // namespace __gnu_cxx diff --git a/contrib/libstdc++/config/cpu/ia64/atomicity.h b/contrib/libstdc++/config/cpu/ia64/atomicity.h deleted file mode 100644 index 0c3ab3343e92..000000000000 --- a/contrib/libstdc++/config/cpu/ia64/atomicity.h +++ /dev/null @@ -1,44 +0,0 @@ -// Low-level functions for atomic operations: IA64 version -*- C++ -*- - -// Copyright (C) 2000, 2001, 2003, 2004 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. - -#include <bits/atomicity.h> -#include <ia64intrin.h> - -namespace __gnu_cxx -{ - _Atomic_word - __attribute__ ((__unused__)) - __exchange_and_add(volatile _Atomic_word* __mem, int __val) - { return __sync_fetch_and_add(__mem, __val); } - - void - __attribute__ ((__unused__)) - __atomic_add(volatile _Atomic_word* __mem, int __val) - { __sync_fetch_and_add(__mem, __val); } -} diff --git a/contrib/libstdc++/config/cpu/powerpc/atomicity.h b/contrib/libstdc++/config/cpu/powerpc/atomicity.h deleted file mode 100644 index 73149441dd83..000000000000 --- a/contrib/libstdc++/config/cpu/powerpc/atomicity.h +++ /dev/null @@ -1,76 +0,0 @@ -// Low-level functions for atomic operations: PowerPC version -*- C++ -*- - -// Copyright (C) 1999, 2000, 2001, 2003, 2004 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. - -#include <bits/atomicity.h> - -#ifdef __PPC405__ -#define _STWCX "sync \n\tstwcx. " -#else -#define _STWCX "stwcx. " -#endif - -namespace __gnu_cxx -{ - _Atomic_word - __attribute__ ((__unused__)) - __exchange_and_add(volatile _Atomic_word* __mem, int __val) - { - _Atomic_word __tmp, __res; - __asm__ __volatile__ ( - "/* Inline exchange & add */\n" - "0:\t" - "lwarx %0,0,%3 \n\t" - "add%I4 %1,%0,%4 \n\t" - _STWCX " %1,0,%3 \n\t" - "bne- 0b \n\t" - "/* End exchange & add */" - : "=&b"(__res), "=&r"(__tmp), "=m" (*__mem) - : "r" (__mem), "Ir"(__val), "m" (*__mem) - : "cr0"); - return __res; - } - - void - __attribute__ ((__unused__)) - __atomic_add(volatile _Atomic_word* __mem, int __val) - { - _Atomic_word __tmp; - __asm__ __volatile__ ( - "/* Inline atomic add */\n" - "0:\t" - "lwarx %0,0,%2 \n\t" - "add%I3 %0,%0,%3 \n\t" - _STWCX " %0,0,%2 \n\t" - "bne- 0b \n\t" - "/* End atomic add */" - : "=&b"(__tmp), "=m" (*__mem) - : "r" (__mem), "Ir"(__val), "m" (*__mem) - : "cr0"); - } -} // namespace __gnu_cxx diff --git a/contrib/libstdc++/config/cpu/s390/atomicity.h b/contrib/libstdc++/config/cpu/s390/atomicity.h deleted file mode 100644 index b979e3abd33c..000000000000 --- a/contrib/libstdc++/config/cpu/s390/atomicity.h +++ /dev/null @@ -1,54 +0,0 @@ -// Low-level functions for atomic operations: S/390 version -*- C++ -*- - -// Copyright (C) 2001, 2003, 2004 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. - -#include <bits/atomicity.h> - -namespace __gnu_cxx -{ - _Atomic_word - __attribute__ ((__unused__)) - __exchange_and_add(volatile _Atomic_word* __mem, int __val) - { - register _Atomic_word __old_val, __new_val; - - __asm__ __volatile__ (" l %0,0(%3)\n" - "0: lr %1,%0\n" - " ar %1,%4\n" - " cs %0,%1,0(%3)\n" - " jl 0b" - : "=&d" (__old_val), "=&d" (__new_val), "=m" (*__mem) - : "a" (__mem), "d" (__val), "m" (*__mem) : "cc"); - return __old_val; - } - - void - __attribute__ ((__unused__)) - __atomic_add(volatile _Atomic_word* __mem, int __val) - { __exchange_and_add(__mem, __val); } -} // namespace __gnu_cxx |