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annotate gcc/config/i386/waitpkgintrin.h @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents
children 1830386684a0
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131
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1 /* Copyright (C) 2018 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 #if !defined _IMMINTRIN_H_INCLUDED
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25 # error "Never use <waitpkgintrin.h> directly; include <immintrin.h> instead."
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26 #endif
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27
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28 #ifndef _WAITPKG_H_INCLUDED
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29 #define _WAITPKG_H_INCLUDED
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30
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31 #ifndef __WAITPKG__
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32 #pragma GCC push_options
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33 #pragma GCC target("waitpkg")
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34 #define __DISABLE_WAITPKG__
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35 #endif /* __WAITPKG__ */
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36
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37 extern __inline void
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38 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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39 _umonitor (void *__A)
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40 {
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41 __builtin_ia32_umonitor (__A);
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42 }
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43
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44 extern __inline unsigned char
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45 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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46 _umwait (unsigned int __A, unsigned long long __B)
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47 {
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48 return __builtin_ia32_umwait (__A, __B);
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49 }
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50
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51 extern __inline unsigned char
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52 __attribute__((__gnu_inline__, __always_inline__, __artificial__))
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53 _tpause (unsigned int __A, unsigned long long __B)
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54 {
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55 return __builtin_ia32_tpause (__A, __B);
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56 }
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57
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58 #ifdef __DISABLE_WAITPKG__
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59 #undef __DISABLE_WAITPKG__
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60 #pragma GCC pop_options
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61 #endif /* __DISABLE_WAITPKG__ */
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62
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63 #endif /* _WAITPKG_H_INCLUDED. */