sysdeps/riscv/bits/setjmp.h

   1 /* Define the machine-dependent type `jmp_buf'.  RISC-V version.
   2    Copyright (C) 2011-2019 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library 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 GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library.  If not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #ifndef _RISCV_BITS_SETJMP_H
  20 #define _RISCV_BITS_SETJMP_H
  21
  22 typedef struct __jmp_buf_internal_tag
  23   {
  24     /* Program counter.  */
  25     long int __pc;
  26     /* Callee-saved registers.  */
  27     long int __regs[12];
  28     /* Stack pointer.  */
  29     long int __sp;
  30
  31     /* Callee-saved floating point registers.  */
  32 #if defined __riscv_float_abi_double
  33    double __fpregs[12];
  34 #elif !defined __riscv_float_abi_soft
  35 # error unsupported FLEN
  36 #endif
  37   } __jmp_buf[1];
  38
  39 #endif /* _RISCV_BITS_SETJMP_H */