1  /* Copyright (C) 1997-2023 Free Software Foundation, Inc.
       2     This file is part of the GNU C Library.
       3  
       4     The GNU C Library is free software; you can redistribute it and/or
       5     modify it under the terms of the GNU Lesser General Public
       6     License as published by the Free Software Foundation; either
       7     version 2.1 of the License, or (at your option) any later version.
       8  
       9     The GNU C Library is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12     Lesser General Public License for more details.
      13  
      14     You should have received a copy of the GNU Lesser General Public
      15     License along with the GNU C Library.  If not, see
      16     <https://www.gnu.org/licenses/>.  */
      17  
      18  /* Define the machine-dependent type `jmp_buf'.  m68k version.  */
      19  #ifndef _BITS_SETJMP_H
      20  #define _BITS_SETJMP_H	1
      21  
      22  #if !defined _SETJMP_H && !defined _PTHREAD_H
      23  # error "Never include <bits/setjmp.h> directly; use <setjmp.h> instead."
      24  #endif
      25  
      26  typedef struct __jmp_buf_internal_tag
      27    {
      28      /* There are eight 4-byte data registers, but D0 is not saved.  */
      29      long int __dregs[7];
      30  
      31      /* There are six 4-byte address registers, plus the FP and SP.  */
      32      int *__aregs[6];
      33      int *__fp;
      34      int *__sp;
      35  
      36  #if defined __HAVE_68881__ || defined __HAVE_FPU__
      37      /* There are eight floating point registers which
      38         are saved in IEEE 96-bit extended format.  */
      39      char __fpregs[8 * (96 / 8)];
      40  #elif defined __mcffpu__
      41      char __fpregs[8 * (64 / 8)];
      42  #endif
      43  
      44    } __jmp_buf[1];
      45  
      46  #endif	/* bits/setjmp.h */