ports/sysdeps/unix/sysv/linux/mips/bits/sigcontext.h

   1 /* Copyright (C) 1996-2014 Free Software Foundation, Inc.  This file is part of the GNU C Library.
   2
   3    The GNU C Library is free software; you can redistribute it and/or
   4    modify it under the terms of the GNU Lesser General Public
   5    License as published by the Free Software Foundation; either
   6    version 2.1 of the License, or (at your option) any later version.
   7
   8    The GNU C Library is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11    Lesser General Public License for more details.
  12
  13    You should have received a copy of the GNU Lesser General Public
  14    License along with the GNU C Library.  If not, see
  15    <http://www.gnu.org/licenses/>.  */
  16
  17 #ifndef _BITS_SIGCONTEXT_H
  18 #define _BITS_SIGCONTEXT_H 1
  19
  20 #if !defined _SIGNAL_H && !defined _SYS_UCONTEXT_H
  21 # error "Never use <bits/sigcontext.h> directly; include <signal.h> instead."
  22 #endif
  23
  24 #include <sgidefs.h>
  25
  26 #if _MIPS_SIM == _ABIO32
  27
  28 /* Certain unused fields were replaced with new ones in 2.6.12-rc4.
  29    The changes were as follows:
  30
  31    sc_cause -> sc_hi1
  32    sc_badvaddr -> sc_lo1
  33    sc_sigset[0] -> sc_hi2
  34    sc_sigset[1] -> sc_lo2
  35    sc_sigset[2] -> sc_hi3
  36    sc_sigset[3] -> sc_lo3
  37
  38    sc_regmask, sc_ownedfp and sc_fpc_eir are not used.  */
  39 struct sigcontext {
  40   unsigned int sc_regmask;
  41   unsigned int sc_status;
  42   __extension__ unsigned long long sc_pc;
  43   __extension__ unsigned long long sc_regs[32];
  44   __extension__ unsigned long long sc_fpregs[32];
  45   unsigned int sc_ownedfp;
  46   unsigned int sc_fpc_csr;
  47   unsigned int sc_fpc_eir;
  48   unsigned int sc_used_math;
  49   unsigned int sc_dsp;
  50   __extension__ unsigned long long sc_mdhi;
  51   __extension__ unsigned long long sc_mdlo;
  52   unsigned long sc_hi1;
  53   unsigned long sc_lo1;
  54   unsigned long sc_hi2;
  55   unsigned long sc_lo2;
  56   unsigned long sc_hi3;
  57   unsigned long sc_lo3;
  58 };
  59
  60 #else
  61
  62 /* This structure changed in 2.6.12-rc4 when DSP support was added.  */
  63 struct sigcontext {
  64   __extension__ unsigned long long sc_regs[32];
  65   __extension__ unsigned long long sc_fpregs[32];
  66   __extension__ unsigned long long sc_mdhi;
  67   __extension__ unsigned long long sc_hi1;
  68   __extension__ unsigned long long sc_hi2;
  69   __extension__ unsigned long long sc_hi3;
  70   __extension__ unsigned long long sc_mdlo;
  71   __extension__ unsigned long long sc_lo1;
  72   __extension__ unsigned long long sc_lo2;
  73   __extension__ unsigned long long sc_lo3;
  74   __extension__ unsigned long long sc_pc;
  75   unsigned int sc_fpc_csr;
  76   unsigned int sc_used_math;
  77   unsigned int sc_dsp;
  78   unsigned int sc_reserved;
  79 };
  80
  81 #endif /* _MIPS_SIM != _ABIO32 */
  82 #endif