Commit | Line | Data |
---|---|---|
8f5cfc81 | 1 | /* Copyright (C) 2001 Free Software Foundation, Inc. |
17e90c5e KN |
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 | #include <string.h> | |
43 | #include "instructions.h" | |
44 | ||
45 | struct scm_instruction scm_instruction_table[] = { | |
46 | #define VM_INSTRUCTION_TO_TABLE 1 | |
47 | #include "vm_expand.h" | |
48 | #include "vm_system.i" | |
49 | #include "vm_scheme.i" | |
17e90c5e KN |
50 | #include "vm_loader.i" |
51 | #undef VM_INSTRUCTION_TO_TABLE | |
52 | {scm_op_last} | |
53 | }; | |
54 | ||
55 | /* C interface */ | |
56 | ||
57 | struct scm_instruction * | |
58 | scm_lookup_instruction (SCM name) | |
59 | { | |
60 | struct scm_instruction *ip; | |
d8eeb67c LC |
61 | char *symbol; |
62 | ||
17e90c5e KN |
63 | if (SCM_SYMBOLP (name)) |
64 | for (ip = scm_instruction_table; ip->opcode != scm_op_last; ip++) | |
d8eeb67c LC |
65 | { |
66 | symbol = scm_to_locale_string (scm_symbol_to_string (name)); | |
67 | if ((symbol) && (strcmp (ip->name, symbol) == 0)) | |
68 | { | |
69 | free (symbol); | |
70 | return ip; | |
71 | } | |
72 | ||
73 | if (symbol) | |
74 | free (symbol); | |
75 | } | |
76 | ||
17e90c5e KN |
77 | return 0; |
78 | } | |
79 | ||
80 | /* Scheme interface */ | |
81 | ||
82 | SCM_DEFINE (scm_instruction_list, "instruction-list", 0, 0, 0, | |
83 | (void), | |
84 | "") | |
85 | #define FUNC_NAME s_scm_instruction_list | |
86 | { | |
87 | SCM list = SCM_EOL; | |
88 | struct scm_instruction *ip; | |
89 | for (ip = scm_instruction_table; ip->opcode != scm_op_last; ip++) | |
fa19602c | 90 | list = scm_cons (scm_from_locale_symbol (ip->name), list); |
17e90c5e KN |
91 | return scm_reverse_x (list, SCM_EOL); |
92 | } | |
93 | #undef FUNC_NAME | |
94 | ||
95 | SCM_DEFINE (scm_instruction_p, "instruction?", 1, 0, 0, | |
96 | (SCM obj), | |
97 | "") | |
98 | #define FUNC_NAME s_scm_instruction_p | |
99 | { | |
100 | return SCM_BOOL (SCM_INSTRUCTION_P (obj)); | |
101 | } | |
102 | #undef FUNC_NAME | |
103 | ||
104 | SCM_DEFINE (scm_instruction_length, "instruction-length", 1, 0, 0, | |
105 | (SCM inst), | |
106 | "") | |
107 | #define FUNC_NAME s_scm_instruction_length | |
108 | { | |
109 | SCM_VALIDATE_INSTRUCTION (1, inst); | |
2d80426a | 110 | return SCM_I_MAKINUM (SCM_INSTRUCTION_LENGTH (inst)); |
46cd9a34 KN |
111 | } |
112 | #undef FUNC_NAME | |
113 | ||
114 | SCM_DEFINE (scm_instruction_pops, "instruction-pops", 1, 0, 0, | |
115 | (SCM inst), | |
116 | "") | |
117 | #define FUNC_NAME s_scm_instruction_pops | |
118 | { | |
119 | SCM_VALIDATE_INSTRUCTION (1, inst); | |
2d80426a | 120 | return SCM_I_MAKINUM (SCM_INSTRUCTION_POPS (inst)); |
46cd9a34 KN |
121 | } |
122 | #undef FUNC_NAME | |
123 | ||
124 | SCM_DEFINE (scm_instruction_pushes, "instruction-pushes", 1, 0, 0, | |
125 | (SCM inst), | |
126 | "") | |
127 | #define FUNC_NAME s_scm_instruction_pushes | |
128 | { | |
129 | SCM_VALIDATE_INSTRUCTION (1, inst); | |
2d80426a | 130 | return SCM_I_MAKINUM (SCM_INSTRUCTION_PUSHES (inst)); |
17e90c5e KN |
131 | } |
132 | #undef FUNC_NAME | |
133 | ||
134 | SCM_DEFINE (scm_instruction_to_opcode, "instruction->opcode", 1, 0, 0, | |
135 | (SCM inst), | |
136 | "") | |
137 | #define FUNC_NAME s_scm_instruction_to_opcode | |
138 | { | |
139 | SCM_VALIDATE_INSTRUCTION (1, inst); | |
2d80426a | 140 | return SCM_I_MAKINUM (SCM_INSTRUCTION_OPCODE (inst)); |
17e90c5e KN |
141 | } |
142 | #undef FUNC_NAME | |
143 | ||
144 | SCM_DEFINE (scm_opcode_to_instruction, "opcode->instruction", 1, 0, 0, | |
145 | (SCM op), | |
146 | "") | |
147 | #define FUNC_NAME s_scm_opcode_to_instruction | |
148 | { | |
149 | int i; | |
62082959 | 150 | SCM_MAKE_VALIDATE (1, op, I_INUMP); |
2d80426a | 151 | i = SCM_I_INUM (op); |
17e90c5e | 152 | SCM_ASSERT_RANGE (1, op, 0 <= i && i < scm_op_last); |
fa19602c | 153 | return scm_from_locale_symbol (scm_instruction_table[i].name); |
17e90c5e KN |
154 | } |
155 | #undef FUNC_NAME | |
156 | ||
157 | void | |
158 | scm_init_instructions (void) | |
159 | { | |
160 | #ifndef SCM_MAGIC_SNARFER | |
161 | #include "instructions.x" | |
162 | #endif | |
163 | } | |
164 | ||
165 | /* | |
166 | Local Variables: | |
167 | c-file-style: "gnu" | |
168 | End: | |
169 | */ |