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1 /* Copyright (C) 2012-2017 Free Software Foundation, Inc.
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2
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3 This file is part of GCC.
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4
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5 GCC is free software; you can redistribute it and/or modify
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6 it under the terms of the GNU General Public License as published by
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7 the Free Software Foundation; either version 3, or (at your option)
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8 any later version.
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9
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10 GCC is distributed in the hope that it will be useful,
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11 but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 GNU General Public License for more details.
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14
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15 Under Section 7 of GPL version 3, you are granted additional
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16 permissions described in the GCC Runtime Library Exception, version
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17 3.1, as published by the Free Software Foundation.
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18
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19 You should have received a copy of the GNU General Public License and
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20 a copy of the GCC Runtime Library Exception along with this program;
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21 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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22 <http://www.gnu.org/licenses/>. */
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23
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24 #ifndef _IMMINTRIN_H_INCLUDED
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25 # error "Never use <xtestintrin.h> directly; include <immintrin.h> instead."
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26 #endif
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27
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28 #ifndef _XTESTINTRIN_H_INCLUDED
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29 #define _XTESTINTRIN_H_INCLUDED
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30
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31 #ifndef __RTM__
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32 #pragma GCC push_options
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33 #pragma GCC target("rtm")
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34 #define __DISABLE_RTM__
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35 #endif /* __RTM__ */
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36
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37 /* Return non-zero if the instruction executes inside an RTM or HLE code
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38 region. Return zero otherwise. */
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39 extern __inline int
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40 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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41 _xtest (void)
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42 {
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43 return __builtin_ia32_xtest ();
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44 }
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45
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46 #ifdef __DISABLE_RTM__
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47 #undef __DISABLE_RTM__
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48 #pragma GCC pop_options
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49 #endif /* __DISABLE_RTM__ */
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50
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51 #endif /* _XTESTINTRIN_H_INCLUDED */
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