gdb/config/ns32k/xm-merlin.h

   1 /* Definitions to make GDB run on a merlin under utek 2.1
   2    Copyright 1986, 1987, 1989, 1991, 1992 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, Boston, MA 02111-1307, USA.  */
  19
  20 #include <machine/reg.h>
  21
  22 /* This machine doesn't have the siginterrupt call.  */
  23 #define NO_SIGINTERRUPT
  24
  25 /* Under Utek, a ptrace'd process can be the only active process for
  26    an executable.  Therefore instead of /bin/sh use gdb-sh (which should
  27    just be a copy of /bin/sh which is world readable and writeable).  */
  28 /* FIXME: name should be passed in from Makefile so it can use prefix.  */
  29 #define SHELL_FILE "/usr/local/lib/gdb-sh"
  30
  31 #define HOST_BYTE_ORDER LITTLE_ENDIAN
  32
  33 /* This is the amount to subtract from u.u_ar0
  34    to get the offset in the core file of the register values.  */
  35
  36 #define KERNEL_U_ADDR (0xfef000)
  37
  38 #define REGISTER_U_ADDR(addr, blockend, regno) \
  39 {                                                                       \
  40   switch (regno) {                                                      \
  41   case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7:       \
  42         addr = blockend + (R0 - regno) * sizeof (int); break;           \
  43   case PC_REGNUM:                                                       \
  44         addr = blockend + PC * sizeof (int); break;                     \
  45   case SP_REGNUM:                                                       \
  46         addr = blockend + SP * sizeof (int); break;                     \
  47   case FP_REGNUM:                                                       \
  48         addr = blockend + FP * sizeof (int); break;                     \
  49   case PS_REGNUM:                                                       \
  50         addr = blockend + 12 * sizeof (int); break;                     \
  51   case FPS_REGNUM:                                                      \
  52         addr = 108; break;                                              \
  53   case FP0_REGNUM + 0: case FP0_REGNUM + 1:                             \
  54   case FP0_REGNUM + 2: case FP0_REGNUM + 3:                             \
  55   case FP0_REGNUM + 4: case FP0_REGNUM + 5:                             \
  56   case FP0_REGNUM + 6: case FP0_REGNUM + 7:                             \
  57         addr = 76 + (regno - FP0_REGNUM) * sizeof (float); break;       \
  58   case LP0_REGNUM + 0: case LP0_REGNUM + 1:                             \
  59   case LP0_REGNUM + 2: case LP0_REGNUM + 3:                             \
  60         addr = 76 + (regno - LP0_REGNUM) * sizeof (double); break;      \
  61   default:                                                              \
  62         printf ("bad argument to REGISTER_U_ADDR %d\n", regno);         \
  63         abort ();                                                       \
  64   }                                                                     \
  65 }