2004-03-23 Andrew Cagney <cagney@redhat.com>
[deliverable/binutils-gdb.git] / gdb / config / m68k / xm-3b1.h
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1// OBSOLETE /* Parameters for execution on a 3b1.
2// OBSOLETE Copyright 1986, 1987, 1989, 1999 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,
19// OBSOLETE Boston, MA 02111-1307, USA. */
20// OBSOLETE
21// OBSOLETE #define HAVE_TERMIO
22// OBSOLETE #define USG
23// OBSOLETE
24// OBSOLETE /* This is the amount to subtract from u.u_ar0
25// OBSOLETE to get the offset in the core file of the register values. */
26// OBSOLETE
27// OBSOLETE #define KERNEL_U_ADDR 0x70000
28// OBSOLETE
29// OBSOLETE #define REGISTER_U_ADDR(addr, blockend, regno) \
30// OBSOLETE { addr = blockend + regno * 4; }
31// OBSOLETE \f
32// OBSOLETE /* Interface definitions for kernel debugger KDB. */
33// OBSOLETE
34// OBSOLETE /* Map machine fault codes into signal numbers.
35// OBSOLETE First subtract 0, divide by 4, then index in a table.
36// OBSOLETE Faults for which the entry in this table is 0
37// OBSOLETE are not handled by KDB; the program's own trap handler
38// OBSOLETE gets to handle then. */
39// OBSOLETE
40// OBSOLETE #define FAULT_CODE_ORIGIN 0
41// OBSOLETE #define FAULT_CODE_UNITS 4
42// OBSOLETE #define FAULT_TABLE \
43// OBSOLETE { 0, 0, 0, 0, SIGTRAP, 0, 0, 0, \
44// OBSOLETE 0, SIGTRAP, 0, 0, 0, 0, 0, SIGKILL, \
45// OBSOLETE 0, 0, 0, 0, 0, 0, 0, 0, \
46// OBSOLETE SIGILL }
47// OBSOLETE
48// OBSOLETE /* Start running with a stack stretching from BEG to END.
49// OBSOLETE BEG and END should be symbols meaningful to the assembler.
50// OBSOLETE This is used only for kdb. */
51// OBSOLETE
52// OBSOLETE #define INIT_STACK(beg, end) \
53// OBSOLETE { asm (".globl end"); \
54// OBSOLETE asm ("movel $ end, sp"); \
55// OBSOLETE asm ("clrl fp"); }
56// OBSOLETE
57// OBSOLETE /* Push the frame pointer register on the stack. */
58// OBSOLETE #define PUSH_FRAME_PTR \
59// OBSOLETE asm ("movel fp, -(sp)");
60// OBSOLETE
61// OBSOLETE /* Copy the top-of-stack to the frame pointer register. */
62// OBSOLETE #define POP_FRAME_PTR \
63// OBSOLETE asm ("movl (sp), fp");
64// OBSOLETE
65// OBSOLETE /* After KDB is entered by a fault, push all registers
66// OBSOLETE that GDB thinks about (all NUM_REGS of them),
67// OBSOLETE so that they appear in order of ascending GDB register number.
68// OBSOLETE The fault code will be on the stack beyond the last register. */
69// OBSOLETE
70// OBSOLETE #define PUSH_REGISTERS \
71// OBSOLETE { asm ("clrw -(sp)"); \
72// OBSOLETE asm ("pea 10(sp)"); \
73// OBSOLETE asm ("movem $ 0xfffe,-(sp)"); }
74// OBSOLETE
75// OBSOLETE /* Assuming the registers (including processor status) have been
76// OBSOLETE pushed on the stack in order of ascending GDB register number,
77// OBSOLETE restore them and return to the address in the saved PC register. */
78// OBSOLETE
79// OBSOLETE #define POP_REGISTERS \
80// OBSOLETE { asm ("subil $8,28(sp)"); \
81// OBSOLETE asm ("movem (sp),$ 0xffff"); \
82// OBSOLETE asm ("rte"); }
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