1  /* Copyright (C) 2020-2023 Free Software Foundation, Inc.
       2  
       3     This file is part of GCC.
       4  
       5     GCC is free software; you can redistribute it and/or modify
       6     it under the terms of the GNU General Public License as published by
       7     the Free Software Foundation; either version 3, or (at your option)
       8     any later version.
       9  
      10     GCC is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      13     GNU General Public License for more details.
      14  
      15     Under Section 7 of GPL version 3, you are granted additional
      16     permissions described in the GCC Runtime Library Exception, version
      17     3.1, as published by the Free Software Foundation.
      18  
      19     You should have received a copy of the GNU General Public License and
      20     a copy of the GCC Runtime Library Exception along with this program;
      21     see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
      22     <http://www.gnu.org/licenses/>.  */
      23  
      24  #ifndef _X86GPRINTRIN_H_INCLUDED
      25  # error "Never use <uintrintrin.h> directly; include <x86gprintrin.h> instead."
      26  #endif
      27  
      28  #ifndef _UINTRNTRIN_H_INCLUDED
      29  #define _UINTRNTRIN_H_INCLUDED
      30  
      31  #ifdef __x86_64__
      32  
      33  #ifndef __UINTR__
      34  #pragma GCC push_options
      35  #pragma GCC target ("uintr")
      36  #define __DISABLE_UINTR__
      37  #endif /* __UINTR__ */
      38  
      39  struct __uintr_frame
      40  {
      41    /* RIP of the interrupted user process.  */
      42    unsigned long long rip;
      43    /* RFLAGS of the interrupted user process.  */
      44    unsigned long long rflags;
      45    /* RSP of the interrupted user process.  */
      46    unsigned long long rsp;
      47  };
      48  
      49  extern __inline void
      50  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
      51  _clui (void)
      52  {
      53    __builtin_ia32_clui ();
      54  }
      55  
      56  extern __inline void
      57  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
      58  _stui (void)
      59  {
      60    __builtin_ia32_stui ();
      61  }
      62  
      63  extern __inline void
      64  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
      65  _senduipi (unsigned long long __R)
      66  {
      67    __builtin_ia32_senduipi (__R);
      68  }
      69  
      70  extern __inline unsigned char
      71  __attribute__((__gnu_inline__, __always_inline__, __artificial__))
      72  _testui (void)
      73  {
      74    return __builtin_ia32_testui ();
      75  }
      76  
      77  #ifdef __DISABLE_UINTR__
      78  #undef __DISABLE_UINTR__
      79  #pragma GCC pop_options
      80  #endif /* __DISABLE_UINTR__ */
      81  
      82  #endif
      83  
      84  #endif /* _UINTRNTRIN_H_INCLUDED.  */