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/* $OpenBSD: tahoe.h,v 1.3 2003/06/03 02:56:08 millert Exp $ */
/* $NetBSD: tahoe.h,v 1.4 1995/04/19 07:16:29 cgd Exp $ */
/*
* Copyright (c) 1983, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)tahoe.h 8.1 (Berkeley) 6/6/93
*/
/*
* opcode of the `callf' instruction
*/
#define CALLF 0xfe
/*
* offset (in bytes) of the code from the entry address of a routine.
* (see asgnsamples for use and explanation.)
*/
#define OFFSET_OF_CODE 2
#define UNITS_TO_CODE (OFFSET_OF_CODE / sizeof(UNIT))
/*
* register for pc relative addressing
*/
#define PC 0xf
enum opermodes {
literal, indexed, reg, regdef, autodec, autoinc, autoincdef,
bytedisp, bytedispdef, worddisp, worddispdef, longdisp, longdispdef,
immediate, absolute, byterel, bytereldef, wordrel, wordreldef,
longrel, longreldef
};
typedef enum opermodes operandenum;
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