mirror of
https://github.com/freebsd/freebsd-src.git
synced 2024-11-30 06:32:44 +00:00
66 lines
2.5 KiB
C
66 lines
2.5 KiB
C
/*
|
|
* 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. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. 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.
|
|
*
|
|
* @(#)vax.h 8.1 (Berkeley) 6/6/93
|
|
*/
|
|
|
|
/*
|
|
* opcode of the `calls' instruction
|
|
*/
|
|
#define CALLS 0xfb
|
|
|
|
/*
|
|
* 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;
|
|
|
|
struct modebyte {
|
|
unsigned int regfield:4;
|
|
unsigned int modefield:4;
|
|
};
|
|
|