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

/* machine description file for Celerity.
   Copyright (C) 1985, 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 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="bsd4-2"  */

/* 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

/* XINT must explicitly sign extend */

#define EXPLICIT_SIGN_EXTEND

/* celerity preprocessor defines "accel", however the following is clearer */
#define celerity

/* #define NO_UNION_TYPE would be preferable,
   but it does not work, and the reason is not yet known.  */

#define NO_UNION_TYPE

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

#define LOAD_AVE_TYPE double

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

#define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))

/* A machine-specific loader switch is needed.  */

#define LD_SWITCH_MACHINE -k100000

/* alloca is provided by the system.  */

#define HAVE_ALLOCA

/* (short) negative-int doesn't sign-extend correctly */
#define SHORT_CAST_BUG
Commit	Line	Data
20c428fd JB	1	/* machine description file for Celerity.
	2	Copyright (C) 1985, 1986 Free Software Foundation, Inc.
	3
	4	This file is part of GNU Emacs.
	5
	6	GNU Emacs is free software; you can redistribute it and/or modify
	7	it under the terms of the GNU General Public License as published by
17385adc	8	the Free Software Foundation; either version 2, or (at your option)
20c428fd JB	9	any later version.
	10
	11	GNU Emacs is distributed in the hope that it will be useful,
	12	but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	GNU General Public License for more details.
	15
	16	You should have received a copy of the GNU General Public License
	17	along with GNU Emacs; see the file COPYING. If not, write to
	18	the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
	19
	20
	21	/* The following line tells the configuration script what sort of
	22	operating system this machine is likely to run.
	23	USUAL-OPSYS="bsd4-2" */
	24
	25	/* The following three symbols give information on
	26	the size of various data types. */
	27
	28	#define SHORTBITS 16 /* Number of bits in a short */
	29
	30	#define INTBITS 32 /* Number of bits in an int */
	31
	32	#define LONGBITS 32 /* Number of bits in a long */
	33
	34	/* Define BIG_ENDIAN iff lowest-numbered byte in a word
	35	is the most significant byte. */
	36
	37	#define BIG_ENDIAN
	38
	39	/* XINT must explicitly sign extend */
	40
	41	#define EXPLICIT_SIGN_EXTEND
	42
20c428fd JB	43	/* celerity preprocessor defines "accel", however the following is clearer */
	44	#define celerity
	45
	46	/* #define NO_UNION_TYPE would be preferable,
	47	but it does not work, and the reason is not yet known. */
	48
	49	#define NO_UNION_TYPE
	50
	51	/* Data type of load average, as read out of kmem. */
	52
	53	#define LOAD_AVE_TYPE double
	54
	55	/* Convert that into an integer that is 100 for a load average of 1.0 */
	56
	57	#define LOAD_AVE_CVT(x) ((int) ((x) * 100.0))
	58
	59	/* A machine-specific loader switch is needed. */
	60
	61	#define LD_SWITCH_MACHINE -k100000
	62
	63	/* alloca is provided by the system. */
	64
	65	#define HAVE_ALLOCA
	66
	67	/* (short) negative-int doesn't sign-extend correctly */
	68	#define SHORT_CAST_BUG