old-cross-binutils/gdb/config/mips/xm-mips.h
2001-03-19 23:31:41 +00:00

63 lines
2.1 KiB
C

/* Definitions to make GDB run on a mips box under 4.3bsd.
Copyright 1986, 1987, 1989, 1993, 1994, 1995, 1996, 1998
Free Software Foundation, Inc.
Contributed by Per Bothner(bothner@cs.wisc.edu) at U.Wisconsin
and by Alessandro Forin(af@cs.cmu.edu) at CMU
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#if !defined (HOST_BYTE_ORDER)
#define HOST_BYTE_ORDER LITTLE_ENDIAN
#endif
#ifdef ultrix
/* Needed for DECstation core files. */
#include <machine/param.h>
#define KERNEL_U_ADDR UADDR
/* Native Ultrix cc has broken long long support. */
#ifndef __GNUC__
#undef CC_HAS_LONG_LONG
#endif
#endif
#if ! defined (__GNUC__) && ! defined (offsetof)
#define offsetof(TYPE, MEMBER) ((unsigned long) &((TYPE *)0)->MEMBER)
#endif
/* Only used for core files on DECstations.
First four registers at u.u_ar0 are saved arguments, and
there is no r0 saved. Float registers are saved
in u_pcb.pcb_fpregs, not relative to u.u_ar0. */
#define REGISTER_U_ADDR(addr, blockend, regno) \
{ \
if (regno < FP0_REGNUM) \
addr = blockend + sizeof(int) * (4 + regno - 1); \
else \
addr = offsetof (struct user, u_pcb.pcb_fpregs[0]) + \
sizeof (int) * (regno - FP0_REGNUM); \
}
/* Kernel is a bit tenacious about sharing text segments, disallowing bpts. */
#define ONE_PROCESS_WRITETEXT
/* HAVE_SGTTY also works, last we tried.
But we have termios, at least as of Ultrix 4.2A, so use it. */
#define HAVE_TERMIOS