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import gdb-1999-07-07 post reformat
[thirdparty/binutils-gdb.git] / gdb / config / i386 / tm-i386bsd.h
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c906108c
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1/* Macro definitions for i386 running under BSD Unix.
2 Copyright 1986, 1987, 1989, 1991, 1992, 1993 Free Software Foundation, Inc.
3
c5aa993b 4 This file is part of GDB.
c906108c 5
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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.
c906108c 10
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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.
c906108c 15
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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,
19 Boston, MA 02111-1307, USA. */
c906108c
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20
21#ifndef TM_I386BSD_H
22#define TM_I386BSD_H 1
23
24#include "i386/tm-i386.h"
25
26/* 386BSD cannot handle the segment registers. */
27/* BSDI can't handle them either. */
28
29#undef NUM_REGS
30#define NUM_REGS 10
31
32/* On 386 bsd, sigtramp is above the user stack and immediately below
33 the user area. Using constants here allows for cross debugging.
34 These are tested for BSDI but should work on 386BSD. */
35
36#define SIGTRAMP_START(pc) 0xfdbfdfc0
37#define SIGTRAMP_END(pc) 0xfdbfe000
38
39/* Saved Pc. Get it from sigcontext if within sigtramp. */
40
41/* Offset to saved PC in sigcontext, from <sys/signal.h>. */
42#define SIGCONTEXT_PC_OFFSET 20
43
c5aa993b 44#endif /* ifndef TM_I386BSD_H */