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comparison src/bytecode.h @ 0:376386a54a3c r19-14

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Import from CVS: tag r19-14
author cvs
date Mon, 13 Aug 2007 08:45:50 +0200
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children 0293115a14e9
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-1:000000000000 0:376386a54a3c
1 /* Definitions for bytecode interpretation and compiled-function objects.
2 Copyright (C) 1985, 1986, 1987, 1992, 1993 Free Software Foundation, Inc.
3
4 This file is part of XEmacs.
5
6 XEmacs is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by the
8 Free Software Foundation; either version 2, or (at your option) any
9 later version.
10
11 XEmacs is distributed in the hope that it will be useful, but WITHOUT
12 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 for more details.
15
16 You should have received a copy of the GNU General Public License
17 along with XEmacs; see the file COPYING. If not, write to
18 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 Boston, MA 02111-1307, USA. */
20
21 /* Synched up with: Not in FSF. */
22
23 /* Authorship:
24
25 FSF: long ago.
26 Mly: rewrote for 19.8, properly abstracted.
27 Jon Reid: some changes for I18N3 (domain, etc), for 19.8.
28 */
29
30 #ifndef _XEMACS_BYTECODE_H_
31 #define _XEMACS_BYTECODE_H_
32
33 /* Meanings of slots in a Lisp_Compiled_Function.
34 */
35 #define COMPILED_ARGLIST 0
36 #define COMPILED_BYTECODE 1
37 #define COMPILED_CONSTANTS 2
38 #define COMPILED_STACK_DEPTH 3
39 #define COMPILED_DOC_STRING 4
40 #define COMPILED_INTERACTIVE 5
41 #define COMPILED_DOMAIN 6
42
43 #define COMPILED_FUNCTION_ANNOTATION_HACK
44
45 struct Lisp_Compiled_Function
46 {
47 struct lrecord_header lheader;
48 unsigned short maxdepth;
49 struct
50 {
51 unsigned int documentationp: 1;
52 unsigned int interactivep: 1;
53 /* Only used if I18N3, but always defined for simplicity. */
54 unsigned int domainp: 1;
55 } flags;
56 Lisp_Object bytecodes;
57 Lisp_Object constants;
58 Lisp_Object arglist;
59 /* This uses the minimal number of conses; see accessors in data.c. */
60 Lisp_Object doc_and_interactive;
61 #ifdef COMPILED_FUNCTION_ANNOTATION_HACK
62 /* Something indicating where the bytecode came from */
63 Lisp_Object annotated;
64 #endif
65 };
66
67 Lisp_Object compiled_function_documentation (struct Lisp_Compiled_Function *b);
68 Lisp_Object compiled_function_interactive (struct Lisp_Compiled_Function *b);
69 Lisp_Object compiled_function_domain (struct Lisp_Compiled_Function *b);
70 void set_compiled_function_documentation (struct Lisp_Compiled_Function *b,
71 Lisp_Object);
72 Lisp_Object compiled_function_annotation (struct Lisp_Compiled_Function *b);
73
74 DECLARE_LRECORD (compiled_function, struct Lisp_Compiled_Function);
75 #define XCOMPILED_FUNCTION(x) XRECORD (x, compiled_function, \
76 struct Lisp_Compiled_Function)
77 #define XSETCOMPILED_FUNCTION(x, p) XSETRECORD (x, p, compiled_function)
78 #define COMPILED_FUNCTIONP(x) RECORDP (x, compiled_function)
79 #define GC_COMPILED_FUNCTIONP(x) GC_RECORDP (x, compiled_function)
80 #define CHECK_COMPILED_FUNCTION(x) CHECK_RECORD (x, compiled_function)
81 #define CONCHECK_COMPILED_FUNCTION(x) CONCHECK_RECORD (x, compiled_function)
82
83 /* total 1765 internal 101 doc-and-int 775 doc-only 389 int-only 42 neither 559
84 no doc slot, no int slot
85 overhead : (* 1765 0) = 0
86 doc-and-int (args . (doc . int)): (* 775 4) = 3100
87 doc-only (args . doc) : (* 389 2) = 778
88 int-only (args . int) : (* 42 2) = 84
89 neither args : (* 559 0) = 0 = 3962
90 combined
91 overhead : (* 1765 1) = 1765
92 doc-and-int (doc . int) : (* 775 2) = 1550
93 doc-only doc : (* 389 0) = 0
94 int-only int : (* 42 0) = 0
95 neither - : (* 559 0) = 0 = 3315
96 both
97 overhead : (* 1765 2) = 3530
98 doc-and-int - : (* 775 0) = 0
99 doc-only - : (* 389 0) = 0
100 int-only - : (* 42 0) = 0
101 neither - : (* 559 0) = 0 = 3530
102 */
103
104 #endif /* _XEMACS_BYTECODE_H_ */
105