xref: /dflybsd-src/contrib/gcc-8.0/gcc/config/i386/pkuintrin.h (revision 38fd149817dfbff97799f62fcb70be98c4e32523)
1*38fd1498Szrj /* Copyright (C) 2015-2018 Free Software Foundation, Inc.
2*38fd1498Szrj 
3*38fd1498Szrj    This file is part of GCC.
4*38fd1498Szrj 
5*38fd1498Szrj    GCC is free software; you can redistribute it and/or modify
6*38fd1498Szrj    it under the terms of the GNU General Public License as published by
7*38fd1498Szrj    the Free Software Foundation; either version 3, or (at your option)
8*38fd1498Szrj    any later version.
9*38fd1498Szrj 
10*38fd1498Szrj    GCC is distributed in the hope that it will be useful,
11*38fd1498Szrj    but WITHOUT ANY WARRANTY; without even the implied warranty of
12*38fd1498Szrj    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13*38fd1498Szrj    GNU General Public License for more details.
14*38fd1498Szrj 
15*38fd1498Szrj    Under Section 7 of GPL version 3, you are granted additional
16*38fd1498Szrj    permissions described in the GCC Runtime Library Exception, version
17*38fd1498Szrj    3.1, as published by the Free Software Foundation.
18*38fd1498Szrj 
19*38fd1498Szrj    You should have received a copy of the GNU General Public License and
20*38fd1498Szrj    a copy of the GCC Runtime Library Exception along with this program;
21*38fd1498Szrj    see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
22*38fd1498Szrj    <http://www.gnu.org/licenses/>.  */
23*38fd1498Szrj 
24*38fd1498Szrj #if !defined _X86INTRIN_H_INCLUDED
25*38fd1498Szrj # error "Never use <pkuintrin.h> directly; include <x86intrin.h> instead."
26*38fd1498Szrj #endif
27*38fd1498Szrj 
28*38fd1498Szrj #ifndef _PKUINTRIN_H_INCLUDED
29*38fd1498Szrj #define _PKUINTRIN_H_INCLUDED
30*38fd1498Szrj 
31*38fd1498Szrj #ifndef __PKU__
32*38fd1498Szrj #pragma GCC push_options
33*38fd1498Szrj #pragma GCC target("pku")
34*38fd1498Szrj #define __DISABLE_PKU__
35*38fd1498Szrj #endif /* __PKU__ */
36*38fd1498Szrj 
37*38fd1498Szrj extern __inline unsigned int
38*38fd1498Szrj __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_rdpkru_u32(void)39*38fd1498Szrj _rdpkru_u32 (void)
40*38fd1498Szrj {
41*38fd1498Szrj   return __builtin_ia32_rdpkru ();
42*38fd1498Szrj }
43*38fd1498Szrj 
44*38fd1498Szrj extern __inline void
45*38fd1498Szrj __attribute__((__gnu_inline__, __always_inline__, __artificial__))
_wrpkru(unsigned int __key)46*38fd1498Szrj _wrpkru (unsigned int __key)
47*38fd1498Szrj {
48*38fd1498Szrj   __builtin_ia32_wrpkru (__key);
49*38fd1498Szrj }
50*38fd1498Szrj 
51*38fd1498Szrj #ifdef __DISABLE_PKU__
52*38fd1498Szrj #undef __DISABLE_PKU__
53*38fd1498Szrj #pragma GCC pop_options
54*38fd1498Szrj #endif /* __DISABLE_PKU__ */
55*38fd1498Szrj 
56*38fd1498Szrj #endif /* _PKUINTRIN_H_INCLUDED */
57