BSD 4_3_Net_2 release
[unix-history] / usr / src / usr.bin / pascal / pdx / process / pxinfo.h
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1/*-
2 * Copyright (c) 1980 The Regents of the University of California.
3 * All rights reserved.
f9e58c14 4 *
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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.
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32 *
33 * @(#)pxinfo.h 5.4 (Berkeley) 4/16/91
f9e58c14 34 */
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35
36/*
37 * This is the information we get after the initial trap that px does.
38 * By passing the "-d" flag, we cause px to call a procedure with the
39 * the following information:
40 *
41 * address of the display
42 * address of the display pointer
43 * address of the beginning of the object code
44 *
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45 * the address of the program counter used in the interpreter procedure
46 * (px actually keeps the pc in a register if it can, but stores
47 * it in this location each time around the interpreter loop.)
48 * the address of the main interpreter loop (past the store of pc)
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49 */
50
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51#ifdef tahoe
52typedef struct {
53 short trp_savemask;
54 short trp_removed;
55 int trp_oldfp;
56 ADDRESS *disp;
57 ADDRESS *dp;
58 ADDRESS objstart;
24ba2374 59 ADDRESS pcaddr;
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60 ADDRESS loopaddr;
61} TRAPARGS;
62#else
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63typedef struct {
64 int nargs;
65 ADDRESS *disp;
66 ADDRESS *dp;
67 ADDRESS objstart;
24ba2374 68 ADDRESS pcaddr;
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69 ADDRESS loopaddr;
70} TRAPARGS;
82d3cd01 71#endif
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72
73ADDRESS *DISPLAY;
74ADDRESS *DP;
75ADDRESS ENDOFF;
24ba2374 76ADDRESS PCADDR;
efa691f9 77ADDRESS LOOPADDR;
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78#ifdef tahoe
79ADDRESS RETLOC;
80ADDRESS INTFP;
81#endif