src/m/tahoe.h

   1 /* machine description file for tahoe.
   2    Copyright (C) 1985, 2001, 2002, 2003, 2004, 2005,
   3                  2006, 2007  Free Software Foundation, Inc.
   4
   5 This file is part of GNU Emacs.
   6
   7 GNU Emacs is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 3, or (at your option)
  10 any later version.
  11
  12 GNU Emacs is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with GNU Emacs; see the file COPYING.  If not, write to
  19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20 Boston, MA 02110-1301, USA.  */
  21
  22
  23 /* The following line tells the configuration script what sort of
  24    operating system this machine is likely to run.
  25    USUAL-OPSYS="note"
  26
  27 NOTE-START
  28 Use -opsystem=bsd4-2 or -opsystem=bsd4-3, depending on the version of
  29 Berkeley you are running.
  30 NOTE-END  */
  31
  32 /* Define WORDS_BIG_ENDIAN if lowest-numbered byte in a word
  33    is the most significant byte.  */
  34
  35 #define WORDS_BIG_ENDIAN
  36
  37 /* XINT must explicitly sign-extend */
  38
  39 #define EXPLICIT_SIGN_EXTEND
  40
  41 /* Say this machine is a tahoe */
  42
  43 #ifndef tahoe
  44 #define tahoe
  45 #endif /* not tahoe */
  46
  47 /* Use type int rather than a union, to represent Lisp_Object */
  48
  49 #define NO_UNION_TYPE
  50
  51 /* crt0.c should use the vax-bsd style of entry, with no dummy args.  */
  52
  53 #define CRT0_DUMMIES
  54
  55 /* crt0.c should define a symbol `start' and do .globl with a dot.  */
  56
  57 #define DOT_GLOBAL_START
  58
  59 /* Data type of load average, as read out of kmem.  */
  60
  61 #define LOAD_AVE_TYPE double
  62
  63 /* Convert that into an integer that is 100 for a load average of 1.0  */
  64
  65 #define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))
  66
  67 /* This triggers some stuff to avoid a compiler bug */
  68
  69 #define TAHOE_REGISTER_BUG
  70
  71 /* arch-tag: dd452693-80e1-413f-a164-0141eb68d831
  72    (do not change this comment) */