gdb/config/gould/xm-pn.h

   1 /* OBSOLETE /* Parameters for execution on a Gould PN, for GDB, the GNU debugger. */
   2 /* OBSOLETE    Copyright (C) 1986, 1987, 1989 Free Software Foundation, Inc. */
   3 /* OBSOLETE  */
   4 /* OBSOLETE This file is part of GDB. */
   5 /* OBSOLETE  */
   6 /* OBSOLETE This program is free software; you can redistribute it and/or modify */
   7 /* OBSOLETE it under the terms of the GNU General Public License as published by */
   8 /* OBSOLETE the Free Software Foundation; either version 2 of the License, or */
   9 /* OBSOLETE (at your option) any later version. */
  10 /* OBSOLETE  */
  11 /* OBSOLETE This program is distributed in the hope that it will be useful, */
  12 /* OBSOLETE but WITHOUT ANY WARRANTY; without even the implied warranty of */
  13 /* OBSOLETE MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the */
  14 /* OBSOLETE GNU General Public License for more details. */
  15 /* OBSOLETE  */
  16 /* OBSOLETE You should have received a copy of the GNU General Public License */
  17 /* OBSOLETE along with this program; if not, write to the Free Software */
  18 /* OBSOLETE Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  *x/ */
  19 /* OBSOLETE  */
  20 /* OBSOLETE #define HOST_BYTE_ORDER BIG_ENDIAN */
  21 /* OBSOLETE  */
  22 /* OBSOLETE /* Address of U in kernel space *x/ */
  23 /* OBSOLETE #define     KERNEL_U_ADDR           0x3fc000 */
  24 /* OBSOLETE  */
  25 /* OBSOLETE /* This is a piece of magic that is given a register number REGNO */
  26 /* OBSOLETE    and as BLOCKEND the address in the system of the end of the user structure */
  27 /* OBSOLETE    and stores in ADDR the address in the kernel or core dump */
  28 /* OBSOLETE    of that register. *x/ */
  29 /* OBSOLETE #define REGISTER_U_ADDR(addr, blockend, regno) {                    \ */
  30 /* OBSOLETE     addr = blockend + regno * 4;                                    \ */
  31 /* OBSOLETE     if (regno == PC_REGNUM) addr = blockend - 8 * 4;                \ */
  32 /* OBSOLETE     if (regno == PS_REGNUM) addr = blockend - 7 * 4;                \ */
  33 /* OBSOLETE     if (regno == SP_REGNUM) addr = blockend - 6 * 4;                \ */
  34 /* OBSOLETE } */
  35 /* OBSOLETE \f */
  36 /* OBSOLETE /* No KDB support, Yet! *x/ */
  37 /* OBSOLETE /* Interface definitions for kernel debugger KDB.  *x/ */
  38 /* OBSOLETE  */
  39 /* OBSOLETE /* Map machine fault codes into signal numbers. */
  40 /* OBSOLETE    First subtract 0, divide by 4, then index in a table. */
  41 /* OBSOLETE    Faults for which the entry in this table is 0 */
  42 /* OBSOLETE    are not handled by KDB; the program's own trap handler */
  43 /* OBSOLETE    gets to handle then.  *x/ */
  44 /* OBSOLETE  */
  45 /* OBSOLETE #define FAULT_CODE_ORIGIN 0 */
  46 /* OBSOLETE #define FAULT_CODE_UNITS 4 */
  47 /* OBSOLETE #define FAULT_TABLE    \ */
  48 /* OBSOLETE { 0, 0, 0, 0, SIGTRAP, 0, 0, 0, \ */
  49 /* OBSOLETE   0, SIGTRAP, 0, 0, 0, 0, 0, SIGKILL, \ */
  50 /* OBSOLETE   0, 0, 0, 0, 0, 0, 0, 0, \ */
  51 /* OBSOLETE   SIGILL } */
  52 /* OBSOLETE  */
  53 /* OBSOLETE /* Start running with a stack stretching from BEG to END. */
  54 /* OBSOLETE    BEG and END should be symbols meaningful to the assembler. */
  55 /* OBSOLETE    This is used only for kdb.  *x/ */
  56 /* OBSOLETE  */
  57 /* OBSOLETE #define INIT_STACK(beg, end)  \ */
  58 /* OBSOLETE { asm (".globl end");         \ */
  59 /* OBSOLETE   asm ("movel $ end, sp");      \ */
  60 /* OBSOLETE   asm ("clrl fp"); } */
  61 /* OBSOLETE  */
  62 /* OBSOLETE /* Push the frame pointer register on the stack.  *x/ */
  63 /* OBSOLETE #define PUSH_FRAME_PTR        \ */
  64 /* OBSOLETE   asm ("movel fp, -(sp)"); */
  65 /* OBSOLETE  */
  66 /* OBSOLETE /* Copy the top-of-stack to the frame pointer register.  *x/ */
  67 /* OBSOLETE #define POP_FRAME_PTR  \ */
  68 /* OBSOLETE   asm ("movl (sp), fp"); */
  69 /* OBSOLETE  */
  70 /* OBSOLETE /* After KDB is entered by a fault, push all registers */
  71 /* OBSOLETE    that GDB thinks about (all NUM_REGS of them), */
  72 /* OBSOLETE    so that they appear in order of ascending GDB register number. */
  73 /* OBSOLETE    The fault code will be on the stack beyond the last register.  *x/ */
  74 /* OBSOLETE  */
  75 /* OBSOLETE #define PUSH_REGISTERS        \ */
  76 /* OBSOLETE { asm ("clrw -(sp)");             \ */
  77 /* OBSOLETE   asm ("pea 10(sp)");             \ */
  78 /* OBSOLETE   asm ("movem $ 0xfffe,-(sp)"); } */
  79 /* OBSOLETE  */
  80 /* OBSOLETE /* Assuming the registers (including processor status) have been */
  81 /* OBSOLETE    pushed on the stack in order of ascending GDB register number, */
  82 /* OBSOLETE    restore them and return to the address in the saved PC register.  *x/ */
  83 /* OBSOLETE  */
  84 /* OBSOLETE #define POP_REGISTERS          \ */
  85 /* OBSOLETE { asm ("subil $8,28(sp)");     \ */
  86 /* OBSOLETE   asm ("movem (sp),$ 0xffff"); \ */
  87 /* OBSOLETE   asm ("rte"); } */