gnu/dist/gdb6/gdb/alphabsd-tdep.c

   1 /* Common target dependent code for GDB on Alpha systems running BSD.
   2    Copyright (C) 2000, 2001, 2002 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., 51 Franklin Street, Fifth Floor,
  19    Boston, MA 02110-1301, USA.  */
  20
  21 #include "defs.h"
  22 #include "regcache.h"
  23
  24 #include "alpha-tdep.h"
  25 #include "alphabsd-tdep.h"
  26
  27 /* Conviently, GDB uses the same register numbering as the
  28    ptrace register structure used by BSD on Alpha.  */
  29
  30 void
  31 alphabsd_supply_reg (struct regcache *regcache, const char *regs, int regno)
  32 {
  33   /* PC is at slot 32; UNIQUE not present.  */
  34   alpha_supply_int_regs (regcache, regno, regs, regs + 31 * 8, NULL);
  35 }
  36
  37 void
  38 alphabsd_fill_reg (const struct regcache *regcache, char *regs, int regno)
  39 {
  40   /* PC is at slot 32; UNIQUE not present.  */
  41   alpha_fill_int_regs (regcache, regno, regs, regs + 31 * 8, NULL);
  42 }
  43
  44 void
  45 alphabsd_supply_fpreg (struct regcache *regcache, const char *fpregs, int regno)
  46 {
  47   /* FPCR is at slot 33; slot 32 unused.  */
  48   alpha_supply_fp_regs (regcache, regno, fpregs, fpregs + 32 * 8);
  49 }
  50
  51 void
  52 alphabsd_fill_fpreg (const struct regcache *regcache, char *fpregs, int regno)
  53 {
  54   /* FPCR is at slot 33; slot 32 unused.  */
  55   alpha_fill_fp_regs (regcache, regno, fpregs, fpregs + 32 * 8);
  56 }