73 lines
2.0 KiB
C++
73 lines
2.0 KiB
C++
/* Copyright (C) 2009-2017 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"
|
|
|
|
|
|
using namespace GTM;
|
|
|
|
extern "C" {
|
|
|
|
/* Wrap: malloc (size_t sz) */
|
|
void *
|
|
_ITM_malloc (size_t sz)
|
|
{
|
|
void *r = malloc (sz);
|
|
if (r)
|
|
gtm_thr()->record_allocation (r, free);
|
|
return r;
|
|
}
|
|
|
|
/* Wrap: calloc (size_t nm, size_t sz) */
|
|
void *
|
|
_ITM_calloc (size_t nm, size_t sz)
|
|
{
|
|
void *r = calloc (nm, sz);
|
|
if (r)
|
|
gtm_thr()->record_allocation (r, free);
|
|
return r;
|
|
}
|
|
|
|
/* Wrap: free (void *ptr) */
|
|
void
|
|
_ITM_free (void *ptr)
|
|
{
|
|
if (ptr)
|
|
gtm_thr()->forget_allocation (ptr, free);
|
|
}
|
|
|
|
/* Forget any internal references to PTR. */
|
|
|
|
__attribute__((transaction_pure))
|
|
void ITM_REGPARM
|
|
_ITM_dropReferences (void *ptr, size_t len)
|
|
{
|
|
// The semantics of _ITM_dropReferences are not sufficiently defined in the
|
|
// ABI specification, so it does not make sense to support it right now. See
|
|
// the libitm documentation for details.
|
|
GTM_fatal("_ITM_dropReferences is not supported");
|
|
}
|
|
|
|
} // extern "C"
|