gdb/gregset.h

   1 /* Interface for functions using gregset and fpregset types.
   2    Copyright (C) 2000 Free Software Foundation, Inc.
   3
   4    This file is part of GDB.
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 2 of the License, or
   9    (at your option) any later version.
  10
  11    This program 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
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program; if not, write to the Free Software
  18    Foundation, Inc., 59 Temple Place - Suite 330,
  19    Boston, MA 02111-1307, USA.  */
  20
  21 #ifndef GDB_GREGSET_T
  22 #define GDB_GREGSET_T gregset_t
  23 #endif
  24
  25 #ifndef GDB_FPREGSET_T
  26 #define GDB_FPREGSET_T fpregset_t
  27 #endif
  28
  29 typedef GDB_GREGSET_T  gdb_gregset_t;
  30 typedef GDB_FPREGSET_T gdb_fpregset_t;
  31
  32 /* A gregset is a data structure supplied by the native OS containing
  33    the general register values of the debugged process.  Usually this
  34    includes integer registers and control registers.  An fpregset is a
  35    data structure containing the floating point registers.  These data
  36    structures were originally a part of the /proc interface, but have
  37    been borrowed or copied by other GDB targets, eg. Linux.  */
  38
  39 /* Copy register values from the native target gregset / fpregset
  40    into GDB's internal register cache.  */
  41
  42 extern void supply_gregset  (gdb_gregset_t *gregs);
  43 extern void supply_fpregset (gdb_fpregset_t *fpregs);
  44
  45 /* Copy register values from GDB's register cache into
  46    the native target gregset / fpregset.  If regno is -1,
  47    copy all the registers.  */
  48
  49 extern void fill_gregset    (gdb_gregset_t *gregs, int regno);
  50 extern void fill_fpregset   (gdb_fpregset_t *fpregs, int regno);