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1 /* Define symbol to recognize CRIS ABI version 2, for a.out use.
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2 Contributed by Axis Communications.
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3 Written by Hans-Peter Nilsson <hp@axis.se>, c:a 1992.
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4
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5 Copyright (C) 2000, 2001, 2003, 2009 Free Software Foundation, Inc.
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6
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7 This file is part of GCC.
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8
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9 GCC is free software; you can redistribute it and/or modify it
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10 under the terms of the GNU General Public License as published by the
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11 Free Software Foundation; either version 3, or (at your option) any
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12 later version.
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13
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14 This file is distributed in the hope that it will be useful, but
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15 WITHOUT ANY WARRANTY; without even the implied warranty of
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16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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17 General Public License for more details.
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18
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19 Under Section 7 of GPL version 3, you are granted additional
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20 permissions described in the GCC Runtime Library Exception, version
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21 3.1, as published by the Free Software Foundation.
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22
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23 You should have received a copy of the GNU General Public License and
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24 a copy of the GCC Runtime Library Exception along with this program;
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25 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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26 <http://www.gnu.org/licenses/>. */
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27
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28 #include "tconfig.h"
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29 #include "tm.h"
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30
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31 #ifdef __AOUT__
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32
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33 /* ELF support was not released before the ABI was changed, so we
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34 restrict this awkwardness to a.out. This symbol is for gdb to
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35 recognize, so it can debug both old and new programs successfully. */
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36 __asm__ (".global " CRIS_ABI_VERSION_SYMBOL_STRING);
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37 __asm__ (".set " CRIS_ABI_VERSION_SYMBOL_STRING ",0");
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38
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39 #else /* not __AOUT__ */
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40
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41 /* The file must not be empty (declaration/definition-wise) according to
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42 ISO, IIRC. */
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43 extern int _Dummy;
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44
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45 #endif /* not __AOUT__ */
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