usr.bin/gprof/vax.h

   1 /*
   2  * Copyright (c) 1983, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by the University of
  16  *      California, Berkeley and its contributors.
  17  * 4. Neither the name of the University nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  *
  33  *      @(#)vax.h       8.1 (Berkeley) 6/6/93
  34  */
  35
  36     /*
  37      *  opcode of the `calls' instruction
  38      */
  39 #define CALLS   0xfb
  40
  41     /*
  42      *  offset (in bytes) of the code from the entry address of a routine.
  43      *  (see asgnsamples for use and explanation.)
  44      */
  45 #define OFFSET_OF_CODE  2
  46 #define UNITS_TO_CODE   (OFFSET_OF_CODE / sizeof(UNIT))
  47
  48     /*
  49      *  register for pc relative addressing
  50      */
  51 #define PC      0xf
  52
  53 enum opermodes {
  54     literal, indexed, reg, regdef, autodec, autoinc, autoincdef,
  55     bytedisp, bytedispdef, worddisp, worddispdef, longdisp, longdispdef,
  56     immediate, absolute, byterel, bytereldef, wordrel, wordreldef,
  57     longrel, longreldef
  58 };
  59 typedef enum opermodes  operandenum;
  60
  61 struct modebyte {
  62     unsigned int        regfield:4;
  63     unsigned int        modefield:4;
  64 };
  65