sysdeps/unix/sysv/linux/x86_64/ucontext_i.h

   1 /* Offsets and other constants needed in the *context() function
   2    implementation for Linux/x86-64.
   3    Copyright (C) 2002 Free Software Foundation, Inc.
   4    This file is part of the GNU C Library.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, write to the Free
  18    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  19    02111-1307 USA.  */
  20
  21 #define SIG_BLOCK       0
  22 #define SIG_SETMASK     2
  23
  24 /* Since we cannot include a header to define _NSIG/8, we define it
  25    here.  */
  26 #define _NSIG8          8
  27
  28 /* Offsets of the fields in the ucontext_t structure.  */
  29 #define oRBP            120
  30 #define oRSP            160
  31 #define oRBX            128
  32 #define oR8             40
  33 #define oR9             48
  34 #define oR12            72
  35 #define oR13            80
  36 #define oR14            88
  37 #define oR15            96
  38 #define oRDI            104
  39 #define oRSI            112
  40 #define oRDX            136
  41 #define oRAX            144
  42 #define oRCX            152
  43 #define oRIP            168
  44 #define oFPREGS         208
  45 #define oSIGMASK        280
  46 #define oFPREGSMEM      408
  47 #define oMXCSR          432