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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [libitm/] [util.cc] - Rev 861
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/* 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" #include <stdarg.h> #include <stdio.h> namespace GTM HIDDEN { static void gtm_verror (const char *fmt, va_list list) { fputs ("\nlibitm: ", stderr); vfprintf (stderr, fmt, list); fputc ('\n', stderr); } void GTM_error (const char *fmt, ...) { va_list list; va_start (list, fmt); gtm_verror (fmt, list); va_end (list); } void GTM_fatal (const char *fmt, ...) { va_list list; va_start (list, fmt); gtm_verror (fmt, list); va_end (list); exit (EXIT_FAILURE); } void * xmalloc (size_t size, bool separate_cl) { // TODO Use posix_memalign if separate_cl is true, or some other allocation // method that will avoid sharing cache lines with data used by other // threads. void *r = malloc (size); if (r == 0) GTM_fatal ("Out of memory allocating %lu bytes", (unsigned long) size); return r; } void * xcalloc (size_t size, bool separate_cl) { // TODO Use posix_memalign if separate_cl is true, or some other allocation // method that will avoid sharing cache lines with data used by other // threads. void *r = calloc (1, size); if (r == 0) GTM_fatal ("Out of memory allocating %lu bytes", (unsigned long) size); return r; } void * xrealloc (void *old, size_t size, bool separate_cl) { // TODO Use posix_memalign if separate_cl is true, or some other allocation // method that will avoid sharing cache lines with data used by other // threads. void *r = realloc (old, size); if (r == 0) GTM_fatal ("Out of memory allocating %lu bytes", (unsigned long) size); return r; } } // namespace GTM
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