From 20c428fd9d239eca0a835e3b0fe2629e789ce562 Mon Sep 17 00:00:00 2001 From: Jim Blandy Date: Fri, 13 Dec 1991 18:49:49 +0000 Subject: Initial revision --- src/m/wicat.h | 168 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 168 insertions(+) create mode 100644 src/m/wicat.h (limited to 'src/m/wicat.h') diff --git a/src/m/wicat.h b/src/m/wicat.h new file mode 100644 index 0000000000..6069714647 --- /dev/null +++ b/src/m/wicat.h @@ -0,0 +1,168 @@ +/* machine description file for WICAT machines. + Copyright (C) 1986 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 1, 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="usg5-2" */ + +/* The following three symbols give information on + the size of various data types. */ + +#define SHORTBITS 16 /* Number of bits in a short */ + +#define INTBITS 32 /* Number of bits in an int */ + +#define LONGBITS 32 /* Number of bits in a long */ + +/* Define BIG_ENDIAN iff lowest-numbered byte in a word + is the most significant byte. */ + +#define 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. */ + +#undef NO_ARG_ARRAY + +/* Define WORD_MACHINE if addresses and such have + * to be corrected before they can be used as byte counts. */ + +#undef WORD_MACHINE + +/* Define how to take a char and sign-extend into an int. + On machines where char is signed, this is a no-op. */ + +#define SIGN_EXTEND_CHAR(c) (c) + +/* Now define a symbol for the cpu type, if your compiler + does not define it automatically: + vax, m68000, ns16000 are the ones defined so far. */ + +#ifndef m68000 +#define m68000 +#endif + +/* This flag is used only in alloca.s. */ +#define WICAT + +/* 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. */ + +#undef LOAD_AVE_TYPE + +/* Convert that into an integer that is 100 for a load average of 1.0 */ + +#undef LOAD_AVE_CVT + +/* Define CANNOT_DUMP on machines where unexec does not work. + Then the function dump-emacs will not be defined + and temacs will do (load "loadup") automatically unless told otherwise. */ + +#undef CANNOT_DUMP + +/* Define VIRT_ADDR_VARIES if the virtual addresses of + pure and impure space as loaded can vary, and even their + relative order cannot be relied on. + + Otherwise Emacs assumes that text space precedes data space, + numerically. */ + +#undef VIRT_ADDR_VARIES + +/* 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. */ + +/* For the Wicat C compiler version 4.2, this can be removed + and the alloca in alloca.s used. */ +#define C_ALLOCA +#define STACK_DIRECTION -1 /* grows towards lower addresses on WICAT */ + +/* Define NO_REMAP if memory segmentation makes it not work well + to change the boundary between the text section and data section + when Emacs is dumped. If you define this, the preloaded Lisp + code will not be sharable; but that's better than failing completely. */ + +#undef NO_REMAP + +/* For WICAT, define TAHOE_REGISTER_BUG if you have a pre-4.2 C compiler */ + +#define TAHOE_REGISTER_BUG + +/* pagesize definition */ + +#define EXEC_PAGESIZE 0x1000 + +/* Delete this for WICAT sys V releases before 2.0. */ + +#define LIB_STANDARD -lc-nofp + +/* Special magic number */ + +#define EXEC_MAGIC MC68ROMAGIC + +/* Special switches to give to ld. */ + +#define LD_SWITCH_MACHINE -e __start -N + +/* Sigh...cannot define this for WICAT cuz 0 length memcpy blows chunks */ + +#undef BSTRING + +#ifdef BSTRING +#undef bcopy +#undef bzero +#undef bcmp + +#define bcopy(a,b,s) memcpy(b,a,s) +#define bzero(a,s) memset(a,0,s) +#define bcmp memcmp +#endif + +/* + * Define optimflags if you want to optimize. + * - Set to null string for pre-4.2 C compiler + * - Set to "-O -Wopt,-O-f" for 4.2 + */ + +#define C_OPTIMIZE_SWITCH /* -O -Wopt,-O-f */ + +/* For WICAT version supporting PTYs and select (currently internal only) */ + +#ifdef HAVE_PTYS +#undef FIRST_PTY_LETTER +#define FIRST_PTY_LETTER 'q' +#endif + +/* there is a select() in libcurses.a that causes a conflict so use termlib */ +#ifdef HAVE_SELECT +#undef TERMINFO +#define LIBS_TERMCAP select.o -ltermlib +#endif -- cgit v1.2.3