[bpt/emacs.git] / src / m / ns16000.h

/* machine description file for ns16000.
   Copyright (C) 1985, 2002, 2003, 2004, 2005,
                 2006 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, 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="note"

NOTE-START
For the Encore, use `-opsystem=umax'.
For a Tektronix 16000 box (a 6130, perhaps?), use `-opsystem=bsd4-2'.
Use `-machine=ns16000' for both.
NOTE-END  */

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

#undef WORDS_BIG_ENDIAN

/* Say this machine is a 16000 */

#define ns16000 1

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

#define NO_UNION_TYPE

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

#ifndef USG
#define LOAD_AVE_TYPE double
#endif

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

#ifndef USG
#define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))
#endif
\f
#ifdef USG

/* Control assembler syntax used in alloca.s.  */
#define NS5

/* On early NS systems ulimit was buggy. If set emacs uses this value
 * for the maximum sbrk value instead of getting it from ulimit.
 */
#define ULIMIT_BREAK_VALUE 0x7E0000

/* Early NS compilers have this bug. I believe it has been fixed in later
 * releases.
 */
#define SHORT_CAST_BUG

#define SEGMENT_MASK (NBPS - 1)

/* Variables to get crt0.c to come out correctly */
#define CRT0_DUMMIES bogus_fp,
#define DOT_GLOBAL_START

/* Control how emacsclient communicates.  */
#define HAVE_SYSVIPC

/* Set this to /bin/mail unless you have a better mail posting program */
#define MAIL_PROGRAM_NAME "/usr/local/bin/remail"

/* Tell sysdep.c not to define bzero, etc.  */
#undef BSTRING
#define BSTRING

/* This avoids problems with uninitialized static variables going in .data.  */
#define static

#endif /* USG */

/* arch-tag: 4210db3c-e35c-4b96-9399-1dbde3e00a57
   (do not change this comment) */
Commit	Line	Data
20c428fd	1	/* machine description file for ns16000.
aaef169d TTN	2	Copyright (C) 1985, 2002, 2003, 2004, 2005,
aaef169d TTN	3	2006 Free Software Foundation, Inc.
20c428fd JB	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
17385adc	9	the Free Software Foundation; either version 2, or (at your option)
20c428fd JB	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
364c38d3 LK	19	the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
364c38d3 LK	20	Boston, MA 02110-1301, USA. */
20c428fd JB	21
20c428fd JB	22
177c0ea7	23	/* The following line tells the configuration script what sort of
20c428fd JB	24	operating system this machine is likely to run.
	25	USUAL-OPSYS="note"
	26
	27	NOTE-START
	28	For the Encore, use `-opsystem=umax'.
	29	For a Tektronix 16000 box (a 6130, perhaps?), use `-opsystem=bsd4-2'.
	30	Use `-machine=ns16000' for both.
	31	NOTE-END */
	32
74d3f806 KH	33	/* Define WORDS_BIG_ENDIAN iff lowest-numbered byte in a word
	34	is the most significant byte. */
	35
	36	#undef WORDS_BIG_ENDIAN
	37
20c428fd JB	38	/* Say this machine is a 16000 */
	39
	40	#define ns16000 1
	41
	42	/* Use type int rather than a union, to represent Lisp_Object */
	43
	44	#define NO_UNION_TYPE
	45
	46	/* Data type of load average, as read out of kmem. */
	47
	48	#ifndef USG
	49	#define LOAD_AVE_TYPE double
	50	#endif
	51
	52	/* Convert that into an integer that is 100 for a load average of 1.0 */
	53
	54	#ifndef USG
	55	#define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))
	56	#endif
	57	\f
	58	#ifdef USG
	59
	60	/* Control assembler syntax used in alloca.s. */
	61	#define NS5
	62
	63	/* On early NS systems ulimit was buggy. If set emacs uses this value
	64	* for the maximum sbrk value instead of getting it from ulimit.
	65	*/
	66	#define ULIMIT_BREAK_VALUE 0x7E0000
	67
	68	/* Early NS compilers have this bug. I believe it has been fixed in later
	69	* releases.
	70	*/
	71	#define SHORT_CAST_BUG
	72
	73	#define SEGMENT_MASK (NBPS - 1)
	74
	75	/* Variables to get crt0.c to come out correctly */
	76	#define CRT0_DUMMIES bogus_fp,
	77	#define DOT_GLOBAL_START
	78
	79	/* Control how emacsclient communicates. */
	80	#define HAVE_SYSVIPC
	81
	82	/* Set this to /bin/mail unless you have a better mail posting program */
	83	#define MAIL_PROGRAM_NAME "/usr/local/bin/remail"
	84
	85	/* Tell sysdep.c not to define bzero, etc. */
	86	#undef BSTRING
	87	#define BSTRING
	88
20c428fd JB	89	/* This avoids problems with uninitialized static variables going in .data. */
	90	#define static
	91
	92	#endif /* USG */
ab5796a9 MB	93
	94	/* arch-tag: 4210db3c-e35c-4b96-9399-1dbde3e00a57
	95	(do not change this comment) */