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1 | /* Copyright (C) 2001 Free Software Foundation, Inc. |
2 | * | |
3 | * This program is free software; you can redistribute it and/or modify | |
4 | * it under the terms of the GNU General Public License as published by | |
5 | * the Free Software Foundation; either version 2, or (at your option) | |
6 | * any later version. | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this software; see the file COPYING. If not, write to | |
15 | * the Free Software Foundation, Inc., 59 Temple Place, Suite 330, | |
16 | * Boston, MA 02111-1307 USA | |
17 | * | |
18 | * As a special exception, the Free Software Foundation gives permission | |
19 | * for additional uses of the text contained in its release of GUILE. | |
20 | * | |
21 | * The exception is that, if you link the GUILE library with other files | |
22 | * to produce an executable, this does not by itself cause the | |
23 | * resulting executable to be covered by the GNU General Public License. | |
24 | * Your use of that executable is in no way restricted on account of | |
25 | * linking the GUILE library code into it. | |
26 | * | |
27 | * This exception does not however invalidate any other reasons why | |
28 | * the executable file might be covered by the GNU General Public License. | |
29 | * | |
30 | * This exception applies only to the code released by the | |
31 | * Free Software Foundation under the name GUILE. If you copy | |
32 | * code from other Free Software Foundation releases into a copy of | |
33 | * GUILE, as the General Public License permits, the exception does | |
34 | * not apply to the code that you add in this way. To avoid misleading | |
35 | * anyone as to the status of such modified files, you must delete | |
36 | * this exception notice from them. | |
37 | * | |
38 | * If you write modifications of your own for GUILE, it is your choice | |
39 | * whether to permit this exception to apply to your modifications. | |
40 | * If you do not wish that, delete this exception notice. */ | |
41 | ||
42 | #ifndef _SCM_OBJCODES_H_ | |
43 | #define _SCM_OBJCODES_H_ | |
44 | ||
45 | #include <libguile.h> | |
8f5cfc81 | 46 | |
53e28ed9 | 47 | /* objcode data should be directly mappable to this C structure. */ |
8f5cfc81 | 48 | struct scm_objcode { |
53e28ed9 AW |
49 | scm_t_uint8 nargs; |
50 | scm_t_uint8 nrest; | |
51 | scm_t_uint8 nlocs; | |
52 | scm_t_uint8 nexts; | |
53 | scm_t_uint32 len; /* the maximum index of base[] */ | |
54 | scm_t_uint8 base[0]; | |
8f5cfc81 KN |
55 | }; |
56 | ||
53e28ed9 AW |
57 | #define SCM_F_OBJCODE_IS_MMAP (1<<0) |
58 | #define SCM_F_OBJCODE_IS_U8VECTOR (1<<1) | |
59 | #define SCM_F_OBJCODE_IS_SLICE (1<<2) | |
60 | ||
f9e8c09d | 61 | extern scm_t_bits scm_tc16_objcode; |
8f5cfc81 KN |
62 | |
63 | #define SCM_OBJCODE_P(x) (SCM_SMOB_PREDICATE (scm_tc16_objcode, x)) | |
64 | #define SCM_OBJCODE_DATA(x) ((struct scm_objcode *) SCM_SMOB_DATA (x)) | |
65 | #define SCM_VALIDATE_OBJCODE(p,x) SCM_MAKE_VALIDATE (p, x, OBJCODE_P) | |
66 | ||
53e28ed9 AW |
67 | #define SCM_OBJCODE_LEN(x) (SCM_OBJCODE_DATA (x)->len) |
68 | #define SCM_OBJCODE_NARGS(x) (SCM_OBJCODE_DATA (x)->nargs) | |
69 | #define SCM_OBJCODE_NREST(x) (SCM_OBJCODE_DATA (x)->nrest) | |
70 | #define SCM_OBJCODE_NLOCS(x) (SCM_OBJCODE_DATA (x)->nlocs) | |
71 | #define SCM_OBJCODE_NEXTS(x) (SCM_OBJCODE_DATA (x)->nexts) | |
8f5cfc81 | 72 | #define SCM_OBJCODE_BASE(x) (SCM_OBJCODE_DATA (x)->base) |
8f5cfc81 | 73 | |
53e28ed9 AW |
74 | #define SCM_OBJCODE_IS_MMAP(x) (SCM_SMOB_FLAGS (x) & SCM_F_OBJCODE_IS_MMAP) |
75 | #define SCM_OBJCODE_IS_U8VECTOR(x) (SCM_SMOB_FLAGS (x) & SCM_F_OBJCODE_IS_U8VECTOR) | |
76 | #define SCM_OBJCODE_IS_SLICE(x) (SCM_SMOB_FLAGS (x) & SCM_F_OBJCODE_IS_SLICE) | |
77 | ||
78 | SCM scm_c_make_objcode_slice (SCM parent, scm_t_uint8 *ptr); | |
07e56b27 | 79 | extern SCM scm_load_objcode (SCM file); |
fcd4901b | 80 | extern SCM scm_objcode_p (SCM obj); |
53e28ed9 | 81 | extern SCM scm_bytecode_to_objcode (SCM bytecode); |
9bb8012d | 82 | extern SCM scm_objcode_to_bytecode (SCM objcode); |
53e28ed9 | 83 | extern SCM scm_write_objcode (SCM objcode, SCM port); |
07e56b27 AW |
84 | |
85 | extern void scm_bootstrap_objcodes (void); | |
8f5cfc81 KN |
86 | extern void scm_init_objcodes (void); |
87 | ||
88 | #endif /* _SCM_OBJCODES_H_ */ | |
89 | ||
90 | /* | |
91 | Local Variables: | |
92 | c-file-style: "gnu" | |
93 | End: | |
94 | */ |