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Diffstat (limited to 'libitm/config/x86/cacheline.cc')
-rw-r--r-- | libitm/config/x86/cacheline.cc | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/libitm/config/x86/cacheline.cc b/libitm/config/x86/cacheline.cc deleted file mode 100644 index 2e49a355953..00000000000 --- a/libitm/config/x86/cacheline.cc +++ /dev/null @@ -1,73 +0,0 @@ -/* Copyright (C) 2009, 2011 Free Software Foundation, Inc. - Contributed by Richard Henderson <rth@redhat.com>. - - This file is part of the GNU Transactional Memory Library (libitm). - - Libitm 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 of the License, or - (at your option) any later version. - - Libitm 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 "libitm_i.h" - -namespace GTM HIDDEN { - -uint32_t const gtm_bit_to_byte_mask[16] = -{ - 0x00000000, - 0x000000ff, - 0x0000ff00, - 0x0000ffff, - 0x00ff0000, - 0x00ff00ff, - 0x00ffff00, - 0x00ffffff, - 0xff000000, - 0xff0000ff, - 0xff00ff00, - 0xff00ffff, - 0xffff0000, - 0xffff00ff, - 0xffffff00, - 0xffffffff -}; - -#ifdef __SSE2__ -# define MEMBER m128i -#else -# define MEMBER w -#endif - -void -gtm_cacheline::copy_mask (gtm_cacheline * __restrict d, - const gtm_cacheline * __restrict s, - gtm_cacheline_mask m) -{ - if (m == (gtm_cacheline_mask)-1) - { - *d = *s; - return; - } - if (__builtin_expect (m == 0, 0)) - return; - - size_t n = sizeof(d->MEMBER[0]); - for (size_t i = 0; i < CACHELINE_SIZE / n; ++i, m >>= n) - store_mask (&d->MEMBER[i], s->MEMBER[i], m); -} - -} // namespace GTM |