old-cross-binutils/gdb/config/m68k/xm-sun2.h

// OBSOLETE /* Parameters for execution on a Sun, for GDB, the GNU debugger.
// OBSOLETE    Copyright 1986, 1987, 1989, 1996 Free Software Foundation, Inc.
// OBSOLETE 
// OBSOLETE    This file is part of GDB.
// OBSOLETE 
// OBSOLETE    This program is free software; you can redistribute it and/or modify
// OBSOLETE    it under the terms of the GNU General Public License as published by
// OBSOLETE    the Free Software Foundation; either version 2 of the License, or
// OBSOLETE    (at your option) any later version.
// OBSOLETE 
// OBSOLETE    This program is distributed in the hope that it will be useful,
// OBSOLETE    but WITHOUT ANY WARRANTY; without even the implied warranty of
// OBSOLETE    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// OBSOLETE    GNU General Public License for more details.
// OBSOLETE 
// OBSOLETE    You should have received a copy of the GNU General Public License
// OBSOLETE    along with this program; if not, write to the Free Software
// OBSOLETE    Foundation, Inc., 59 Temple Place - Suite 330,
// OBSOLETE    Boston, MA 02111-1307, USA.  */
// OBSOLETE 
// OBSOLETE /* This is the amount to subtract from u.u_ar0
// OBSOLETE    to get the offset in the core file of the register values.  */
// OBSOLETE 
// OBSOLETE #define KERNEL_U_ADDR 0x2800
// OBSOLETE 
// OBSOLETE 
// OBSOLETE /* Interface definitions for kernel debugger KDB.  */
// OBSOLETE 
// OBSOLETE /* Map machine fault codes into signal numbers.
// OBSOLETE    First subtract 0, divide by 4, then index in a table.
// OBSOLETE    Faults for which the entry in this table is 0
// OBSOLETE    are not handled by KDB; the program's own trap handler
// OBSOLETE    gets to handle then.  */
// OBSOLETE 
// OBSOLETE #define FAULT_CODE_ORIGIN 0
// OBSOLETE #define FAULT_CODE_UNITS 4
// OBSOLETE #define FAULT_TABLE    \
// OBSOLETE { 0, 0, 0, 0, SIGTRAP, 0, 0, 0, \
// OBSOLETE   0, SIGTRAP, 0, 0, 0, 0, 0, SIGKILL, \
// OBSOLETE   0, 0, 0, 0, 0, 0, 0, 0, \
// OBSOLETE   SIGILL }
// OBSOLETE 
// OBSOLETE /* Start running with a stack stretching from BEG to END.
// OBSOLETE    BEG and END should be symbols meaningful to the assembler.
// OBSOLETE    This is used only for kdb.  */
// OBSOLETE 
// OBSOLETE #define INIT_STACK(beg, end)  \
// OBSOLETE { asm (".globl end");         \
// OBSOLETE   asm ("movel $ end, sp");      \
// OBSOLETE   asm ("clrl fp"); }
// OBSOLETE 
// OBSOLETE /* Push the frame pointer register on the stack.  */
// OBSOLETE #define PUSH_FRAME_PTR        \
// OBSOLETE   asm ("movel fp, -(sp)");
// OBSOLETE 
// OBSOLETE /* Copy the top-of-stack to the frame pointer register.  */
// OBSOLETE #define POP_FRAME_PTR  \
// OBSOLETE   asm ("movl (sp), fp");
// OBSOLETE 
// OBSOLETE /* After KDB is entered by a fault, push all registers
// OBSOLETE    that GDB thinks about (all NUM_REGS of them),
// OBSOLETE    so that they appear in order of ascending GDB register number.
// OBSOLETE    The fault code will be on the stack beyond the last register.  */
// OBSOLETE 
// OBSOLETE #define PUSH_REGISTERS        \
// OBSOLETE { asm ("clrw -(sp)");	      \
// OBSOLETE   asm ("pea 10(sp)");	      \
// OBSOLETE   asm ("movem $ 0xfffe,-(sp)"); }
// OBSOLETE 
// OBSOLETE /* Assuming the registers (including processor status) have been
// OBSOLETE    pushed on the stack in order of ascending GDB register number,
// OBSOLETE    restore them and return to the address in the saved PC register.  */
// OBSOLETE 
// OBSOLETE #define POP_REGISTERS          \
// OBSOLETE { asm ("subil $8,28(sp)");     \
// OBSOLETE   asm ("movem (sp),$ 0xffff"); \
// OBSOLETE   asm ("rte"); }