root/trunk/src/m/celerity.h

/* machine description file for Celerity.
   Copyright (C) 1985, 1986, 2001, 2002, 2003, 2004,
                 2005, 2006, 2007, 2008  Free Software Foundation, Inc.

This file is part of GNU Emacs.

GNU Emacs 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 3, or (at your option)
any later version.

GNU Emacs 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 GNU Emacs; see the file COPYING.  If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.  */


/* The following line tells the configuration script what sort of
   operating system this machine is likely to run.
   USUAL-OPSYS="bsd4-2"  */

/* Define WORDS_BIG_ENDIAN if lowest-numbered byte in a word
   is the most significant byte.  */

#define WORDS_BIG_ENDIAN

/* XINT must explicitly sign extend */

#define EXPLICIT_SIGN_EXTEND

/* celerity preprocessor defines "accel", however the following is clearer */
#define celerity

/* #define NO_UNION_TYPE would be preferable,
   but it does not work, and the reason is not yet known.  */

#define NO_UNION_TYPE

/* Data type of load average, as read out of kmem.  */

#define LOAD_AVE_TYPE double

/* Convert that into an integer that is 100 for a load average of 1.0  */

#define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))

/* A machine-specific loader switch is needed.  */

#define LD_SWITCH_MACHINE -k100000

/* alloca is provided by the system.  */

#define HAVE_ALLOCA

/* (short) negative-int doesn't sign-extend correctly */
#define SHORT_CAST_BUG