1/* machine description file for Masscomp 5000 series running RTU, ucb universe. 2 Copyright (C) 1986, 2001, 2002, 2003, 2004, 2005, 3 2006, 2007 Free Software Foundation, Inc. 4 5This file is part of GNU Emacs. 6 7GNU Emacs is free software; you can redistribute it and/or modify 8it under the terms of the GNU General Public License as published by 9the Free Software Foundation; either version 2, or (at your option) 10any later version. 11 12GNU Emacs is distributed in the hope that it will be useful, 13but WITHOUT ANY WARRANTY; without even the implied warranty of 14MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15GNU General Public License for more details. 16 17You should have received a copy of the GNU General Public License 18along with GNU Emacs; see the file COPYING. If not, write to 19the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 20Boston, 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="rtu" */ 26 27/* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word 28 is the most significant byte. */ 29 30#define WORDS_BIG_ENDIAN 31 32/* Define NO_ARG_ARRAY if you cannot take the address of the first of a 33 * group of arguments and treat it as an array of the arguments. */ 34 35#undef NO_ARG_ARRAY 36 37/* Define WORD_MACHINE if addresses and such have 38 * to be corrected before they can be used as byte counts. */ 39 40#undef WORD_MACHINE 41 42/* Now define a symbol for the cpu type, if your compiler 43 does not define it automatically: 44 vax, m68000, ns16000, pyramid, orion, tahoe and APOLLO 45 are the ones defined so far. */ 46/* Masscomp predefines mc68000. */ 47#define m68000 mc68000 48 49/* Use type int rather than a union, to represent Lisp_Object */ 50/* This is desirable for most machines. */ 51 52#define NO_UNION_TYPE 53 54/* Define EXPLICIT_SIGN_EXTEND if XINT must explicitly sign-extend 55 the 24-bit bit field into an int. In other words, if bit fields 56 are always unsigned. 57 58 If you use NO_UNION_TYPE, this flag does not matter. */ 59 60#undef EXPLICIT_SIGN_EXTEND 61 62/* Data type of load average, as read out of kmem. */ 63 64#define LOAD_AVE_TYPE double 65 66/* Convert that into an integer that is 100 for a load average of 1.0 */ 67 68#define LOAD_AVE_CVT(x) ((int) ((x) * 100.0)) 69 70/* Define CANNOT_DUMP on machines where unexec does not work. 71 Then the function dump-emacs will not be defined 72 and temacs will do (load "loadup") automatically unless told otherwise. */ 73 74#undef CANNOT_DUMP 75 76/* Define VIRT_ADDR_VARIES if the virtual addresses of 77 pure and impure space as loaded can vary, and even their 78 relative order cannot be relied on. 79 80 Otherwise Emacs assumes that text space precedes data space, 81 numerically. */ 82 83#undef VIRT_ADDR_VARIES 84 85/* Define NO_REMAP if memory segmentation makes it not work well 86 to change the boundary between the text section and data section 87 when Emacs is dumped. If you define this, the preloaded Lisp 88 code will not be sharable; but that's better than failing completely. */ 89 90#undef NO_REMAP 91 92/* crt0.c should use the vax-bsd style of entry, with a dummy arg. */ 93 94#define CRT0_DUMMIES bogus_fp, 95 96/* Name of file the to look in 97 for the kernel symbol table (for load average) */ 98 99#define KERNEL_FILE "/unix" 100 101/* This triggers some stuff to avoid a compiler bug */ 102 103#define MASSC_REGISTER_BUG 104 105/* Prevent -lg from being used for debugging. Not implemented? */ 106 107#define LIBS_DEBUG 108 109/* 110 * Define HAVE_TERMIO if the system provides sysV-style ioctls 111 * for terminal control. 112 */ 113 114#define HAVE_TERMIO 115 116/* Adjust a header field for the executable file about to be dumped. */ 117 118#define ADJUST_EXEC_HEADER \ 119 hdr.a_stamp = STAMP13; /* really want the latest stamp, whatever it is */ 120 121/* arch-tag: 572bf8d1-7a94-48c6-b188-bf69754e0cd2 122 (do not change this comment) */ 123