gdb/alpha-bsd-tdep.c

   1 /* Common target dependent code Alpha BSD's.
   2
   3    Copyright (C) 2000-2020 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #include "defs.h"
  21 #include "regcache.h"
  22
  23 #include "alpha-tdep.h"
  24 #include "alpha-bsd-tdep.h"
  25
  26 /* Conviently, GDB uses the same register numbering as the
  27    ptrace register structure used by BSD on Alpha.  */
  28
  29 void
  30 alphabsd_supply_reg (struct regcache *regcache, const char *regs, int regno)
  31 {
  32   /* PC is at slot 32; UNIQUE not present.  */
  33   alpha_supply_int_regs (regcache, regno, regs, regs + 31 * 8, NULL);
  34 }
  35
  36 void
  37 alphabsd_fill_reg (const struct regcache *regcache, char *regs, int regno)
  38 {
  39   /* PC is at slot 32; UNIQUE not present.  */
  40   alpha_fill_int_regs (regcache, regno, regs, regs + 31 * 8, NULL);
  41 }
  42
  43 void
  44 alphabsd_supply_fpreg (struct regcache *regcache,
  45                        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 }