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- /* Copyright (C) 2012-2019 Free Software Foundation, Inc.
- This file is part of GCC.
- GCC 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, or (at your option)
- any later version.
- GCC 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/>. */
- #if !defined _IMMINTRIN_H_INCLUDED
- # error "Never use <rdseedintrin.h> directly; include <immintrin.h> instead."
- #endif
- #ifndef _RDSEEDINTRIN_H_INCLUDED
- #define _RDSEEDINTRIN_H_INCLUDED
- #ifndef __RDSEED__
- #pragma GCC push_options
- #pragma GCC target("rdseed")
- #define __DISABLE_RDSEED__
- #endif /* __RDSEED__ */
- extern __inline int
- __attribute__((__gnu_inline__, __always_inline__, __artificial__))
- _rdseed16_step (unsigned short *__p)
- {
- return __builtin_ia32_rdseed_hi_step (__p);
- }
- extern __inline int
- __attribute__((__gnu_inline__, __always_inline__, __artificial__))
- _rdseed32_step (unsigned int *__p)
- {
- return __builtin_ia32_rdseed_si_step (__p);
- }
- #ifdef __x86_64__
- extern __inline int
- __attribute__((__gnu_inline__, __always_inline__, __artificial__))
- _rdseed64_step (unsigned long long *__p)
- {
- return __builtin_ia32_rdseed_di_step (__p);
- }
- #endif
- #ifdef __DISABLE_RDSEED__
- #undef __DISABLE_RDSEED__
- #pragma GCC pop_options
- #endif /* __DISABLE_RDSEED__ */
- #endif /* _RDSEEDINTRIN_H_INCLUDED */
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