mirror of git://gcc.gnu.org/git/gcc.git
73 lines
2.0 KiB
C++
73 lines
2.0 KiB
C++
/* Copyright (C) 2009-2014 Free Software Foundation, Inc.
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Contributed by Richard Henderson <rth@redhat.com>.
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This file is part of the GNU Transactional Memory Library (libitm).
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Libitm is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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Libitm is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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Under Section 7 of GPL version 3, you are granted additional
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permissions described in the GCC Runtime Library Exception, version
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3.1, as published by the Free Software Foundation.
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You should have received a copy of the GNU General Public License and
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a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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#include "libitm_i.h"
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using namespace GTM;
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extern "C" {
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/* Wrap: malloc (size_t sz) */
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void *
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_ITM_malloc (size_t sz)
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{
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void *r = malloc (sz);
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if (r)
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gtm_thr()->record_allocation (r, free);
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return r;
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}
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/* Wrap: calloc (size_t nm, size_t sz) */
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void *
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_ITM_calloc (size_t nm, size_t sz)
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{
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void *r = calloc (nm, sz);
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if (r)
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gtm_thr()->record_allocation (r, free);
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return r;
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}
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/* Wrap: free (void *ptr) */
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void
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_ITM_free (void *ptr)
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{
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if (ptr)
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gtm_thr()->forget_allocation (ptr, free);
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}
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/* Forget any internal references to PTR. */
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__attribute__((transaction_pure))
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void ITM_REGPARM
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_ITM_dropReferences (void *ptr, size_t len)
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{
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// The semantics of _ITM_dropReferences are not sufficiently defined in the
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// ABI specification, so it does not make sense to support it right now. See
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// the libitm documentation for details.
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GTM_fatal("_ITM_dropReferences is not supported");
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}
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} // extern "C"
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