powerpcle.h   [plain text]


/* machine description file for PowerPC.
   Copyright (C) 1987 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 2, 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, 675 Mass Ave, Cambridge, MA 02139, USA.  */

/* The following line tells the configuration script what sort of 
   operating system this machine is likely to run.
   USUAL-OPSYS="Solaris2.5.1 Windows/NT AIX 4.1.2"
*/

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

#undef WORDS_BIG_ENDIAN

/* Define NO_ARG_ARRAY if you cannot take the address of the first of a
 * group of arguments and treat it as an array of the arguments.  */

#define NO_ARG_ARRAY

/* Say this machine is a PowerPC Refernce Platform */

#ifndef prep
#define prep
#endif

/* Use type int rather than a union, to represent Lisp_Object */

#define NO_UNION_TYPE

/* XINT must explicitly sign-extend */

#define EXPLICIT_SIGN_EXTEND

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

#define LOAD_AVE_TYPE long

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

#define LOAD_AVE_CVT(x) (int) (((double) (x)) * 100.0 / FSCALE)

/* Define C_ALLOCA if this machine does not support a true alloca
   and the one written in C should be used instead.
   Define HAVE_ALLOCA to say that the system provides a properly
   working alloca function and it should be used.
   Define neither one if an assembler-language alloca
   in the file alloca.s should be used.  */

#define HAVE_ALLOCA
#ifndef NOT_C_CODE
#if __GNUC__ < 2 /* Modern versions of GCC handle alloca directly.  */
#include <alloca.h>
#endif
#endif

/* Control a conditional in unexelf.c.  */
#define SOLARIS_POWERPC