4.4BSD/usr/src/usr.bin/f77/include.tahoe/machdefs.h

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/*-
 * Copyright (c) 1991 The Regents of the University of California.
 * All rights reserved.
 *
 * This module is believed to contain source code proprietary to AT&T.
 * Use and redistribution is subject to the Berkeley Software License
 * Agreement and your Software Agreement with AT&T (Western Electric).
 *
 *	@(#)machdefs.h	5.2 (Berkeley) 4/12/91
 */

/*
 * machdefs.h
 *
 * Machine definitions for f77 compiler, pass 1.  VAX version.
 *
 * University of Utah CS Dept modification history:
 *
 * $Header: machdefs.h,v 2.2 85/01/14 03:41:13 donn Exp $
 * $Log:	machdefs.h,v $
 * Revision 2.2  85/01/14  03:41:13  donn
 * Added changes to make the storage used for constants that are passed
 * as arguments to functions come out read-only.
 * 
 * Revision 2.1  84/07/19  12:55:11  donn
 * Changed comment header to UofU.
 * 
 * Revision 1.3  84/07/02  12:04:42  donn
 * I goofed when I added the original changes for SZFLOAT and SZDOUBLE.
 * Thanks to Raleigh Romine for pointing this out (sigh).
 * 
 * Revision 1.2  84/02/28  20:46:16  donn
 * Added definitions for SZFLOAT and SZDOUBLE, needed by Berkeley changes to
 * produce shorter offsets to variables in machine code.
 * 
 */

#ifndef TARGET
TARGET NOT DEFINED !!!
#endif
#if TARGET!= TAHOE
Target= TARGET OUT OF RANGE!!
#endif

#ifndef FAMILY
FAMILY NOT DEFINED!!!
#endif
#if FAMILY!=PCC && FAMILY!=DMR
Family = FAMILY OUT OF RANGE
#endif

#define SDB 1

#define TYLENG		TYLONG

#define TYINT		TYLONG
#define SZADDR		4
#define SZSHORT		2
#define SZINT		4
#define SZFLOAT		4
#define SZDOUBLE	8

#define SZLONG		4
#define SZLENG		SZLONG

#define ALIADDR SZADDR
#define ALISHORT SZSHORT
#define ALILONG 4
#define ALIDOUBLE 4
#define ALIINT	ALILONG
#define ALILENG	ALILONG

#define AUTOREG 13
#define ARGREG 12
#define LVARREG 11
#define ARGOFFSET 4


#define FUDGEOFFSET 1
#define BITSPERCHAR 8
#define XL 16

#define USETEXT		".text"
#define USECONST	".data\t0"
#define USEBSS		".data\t1"
#define USEINIT		".data\t2"

#define BLANKCOMMON "_BLNK_"

#define LABELFMT "%s:\n"

#define MAXREGVAR 5
#define TYIREG TYLONG
#define MSKIREG  (M(TYSHORT)|M(TYLONG))

#define MAXINT	0x7fffffff
#define MININT  0x80000000

#define MAXBYTE	0xff
#define BYTESIZE	8

#define SMALLVAR(x) ((x) < 512)