Commit | Line | Data |
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53e28ed9 | 1 | /* Copyright (C) 2001,2008,2009 Free Software Foundation, Inc. |
17e90c5e | 2 | * |
53e28ed9 | 3 | * This library is free software; you can redistribute it and/or |
53befeb7 NJ |
4 | * modify it under the terms of the GNU Lesser General Public License |
5 | * as published by the Free Software Foundation; either version 3 of | |
6 | * the License, or (at your option) any later version. | |
17e90c5e | 7 | * |
53befeb7 NJ |
8 | * This library is distributed in the hope that it will be useful, but |
9 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
53e28ed9 AW |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
11 | * Lesser General Public License for more details. | |
17e90c5e | 12 | * |
53e28ed9 AW |
13 | * You should have received a copy of the GNU Lesser General Public |
14 | * License along with this library; if not, write to the Free Software | |
53befeb7 NJ |
15 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
16 | * 02110-1301 USA | |
53e28ed9 AW |
17 | */ |
18 | ||
782a82ee | 19 | /* FIXME! Need to check that the fetch is within the current program */ |
17e90c5e KN |
20 | |
21 | /* This file is included in vm_engine.c */ | |
22 | ||
a5cfddd5 | 23 | VM_DEFINE_LOADER (80, load_unsigned_integer, "load-unsigned-integer") |
b912a1cd LC |
24 | { |
25 | size_t len; | |
26 | ||
27 | FETCH_LENGTH (len); | |
586cfdec | 28 | if (SCM_LIKELY (len <= 8)) |
b912a1cd | 29 | { |
586cfdec | 30 | scm_t_uint64 val = 0; |
b912a1cd LC |
31 | while (len-- > 0) |
32 | val = (val << 8U) + FETCH (); | |
33 | SYNC_REGISTER (); | |
586cfdec | 34 | PUSH (scm_from_uint64 (val)); |
b912a1cd LC |
35 | NEXT; |
36 | } | |
37 | else | |
38 | SCM_MISC_ERROR ("load-unsigned-integer: not implemented yet", SCM_EOL); | |
39 | } | |
40 | ||
a5cfddd5 | 41 | VM_DEFINE_LOADER (81, load_integer, "load-integer") |
17e90c5e KN |
42 | { |
43 | size_t len; | |
ea9b4b29 | 44 | |
17e90c5e | 45 | FETCH_LENGTH (len); |
b912a1cd | 46 | if (SCM_LIKELY (len <= 4)) |
ea9b4b29 | 47 | { |
53e28ed9 | 48 | int val = 0; |
ea9b4b29 KN |
49 | while (len-- > 0) |
50 | val = (val << 8) + FETCH (); | |
1865ad56 | 51 | SYNC_REGISTER (); |
53e28ed9 | 52 | PUSH (scm_from_int (val)); |
ea9b4b29 KN |
53 | NEXT; |
54 | } | |
55 | else | |
56 | SCM_MISC_ERROR ("load-integer: not implemented yet", SCM_EOL); | |
17e90c5e KN |
57 | } |
58 | ||
a5cfddd5 | 59 | VM_DEFINE_LOADER (82, load_number, "load-number") |
17e90c5e KN |
60 | { |
61 | size_t len; | |
f9e8c09d | 62 | |
17e90c5e | 63 | FETCH_LENGTH (len); |
1865ad56 | 64 | SYNC_REGISTER (); |
b6368dbb | 65 | PUSH (scm_string_to_number (scm_from_locale_stringn ((char *)ip, len), |
9cc649b8 | 66 | SCM_UNDEFINED /* radix = 10 */)); |
f9e8c09d | 67 | /* Was: scm_istring2number (ip, len, 10)); */ |
17e90c5e KN |
68 | ip += len; |
69 | NEXT; | |
70 | } | |
71 | ||
a5cfddd5 | 72 | VM_DEFINE_LOADER (83, load_string, "load-string") |
17e90c5e KN |
73 | { |
74 | size_t len; | |
9c44cd45 MG |
75 | int width; |
76 | SCM str; | |
77 | ||
17e90c5e | 78 | FETCH_LENGTH (len); |
9c44cd45 | 79 | FETCH_WIDTH (width); |
1865ad56 | 80 | SYNC_REGISTER (); |
9c44cd45 MG |
81 | if (width == 1) |
82 | { | |
83 | char *buf; | |
84 | str = scm_i_make_string (len, &buf); | |
85 | memcpy (buf, (char *) ip, len); | |
86 | } | |
87 | else if (width == 4) | |
88 | { | |
89 | scm_t_wchar *wbuf; | |
90 | str = scm_i_make_wide_string (len, &wbuf); | |
91 | memcpy ((char *) wbuf, (char *) ip, len * width); | |
92 | } | |
93 | else | |
94 | SCM_MISC_ERROR ("load-string: invalid character width", SCM_EOL); | |
95 | PUSH (str); | |
96 | ip += len * width; | |
17e90c5e KN |
97 | NEXT; |
98 | } | |
99 | ||
a5cfddd5 | 100 | VM_DEFINE_LOADER (84, load_symbol, "load-symbol") |
a80be762 KN |
101 | { |
102 | size_t len; | |
9c44cd45 MG |
103 | int width; |
104 | SCM str; | |
a80be762 | 105 | FETCH_LENGTH (len); |
9c44cd45 | 106 | FETCH_WIDTH (width); |
1865ad56 | 107 | SYNC_REGISTER (); |
9c44cd45 MG |
108 | if (width == 1) |
109 | { | |
110 | char *buf; | |
111 | str = scm_i_make_string (len, &buf); | |
112 | memcpy (buf, (char *) ip, len); | |
113 | } | |
114 | else if (width == 4) | |
115 | { | |
116 | scm_t_wchar *wbuf; | |
117 | str = scm_i_make_wide_string (len, &wbuf); | |
118 | memcpy ((char *) wbuf, (char *) ip, len * width); | |
119 | } | |
120 | else | |
121 | SCM_MISC_ERROR ("load-symbol: invalid character width", SCM_EOL); | |
122 | PUSH (scm_string_to_symbol (str)); | |
123 | ip += len * width; | |
a80be762 KN |
124 | NEXT; |
125 | } | |
126 | ||
a5cfddd5 | 127 | VM_DEFINE_LOADER (85, load_keyword, "load-keyword") |
17e90c5e | 128 | { |
17e90c5e | 129 | size_t len; |
9c44cd45 MG |
130 | int width; |
131 | SCM str; | |
17e90c5e | 132 | FETCH_LENGTH (len); |
9c44cd45 | 133 | FETCH_WIDTH (width); |
1865ad56 | 134 | SYNC_REGISTER (); |
9c44cd45 MG |
135 | if (width == 1) |
136 | { | |
137 | char *buf; | |
138 | str = scm_i_make_string (len, &buf); | |
139 | memcpy (buf, (char *) ip, len); | |
140 | } | |
141 | else if (width == 4) | |
142 | { | |
143 | scm_t_wchar *wbuf; | |
144 | str = scm_i_make_wide_string (len, &wbuf); | |
145 | memcpy ((char *) wbuf, (char *) ip, len * width); | |
146 | } | |
147 | else | |
148 | SCM_MISC_ERROR ("load-keyword: invalid character width", SCM_EOL); | |
149 | PUSH (scm_symbol_to_keyword (scm_string_to_symbol (str))); | |
150 | ip += len * width; | |
17e90c5e KN |
151 | NEXT; |
152 | } | |
153 | ||
a5cfddd5 | 154 | VM_DEFINE_LOADER (86, load_program, "load-program") |
17e90c5e | 155 | { |
53e28ed9 AW |
156 | scm_t_uint32 len; |
157 | SCM objs, objcode; | |
17e90c5e | 158 | |
53e28ed9 AW |
159 | POP (objs); |
160 | SYNC_REGISTER (); | |
ac99cb0c | 161 | |
53e28ed9 AW |
162 | if (scm_is_vector (objs) && scm_is_false (scm_c_vector_ref (objs, 0))) |
163 | scm_c_vector_set_x (objs, 0, scm_current_module ()); | |
ac99cb0c | 164 | |
53e28ed9 | 165 | objcode = scm_c_make_objcode_slice (SCM_PROGRAM_OBJCODE (fp[-1]), ip); |
ac47d5f6 | 166 | len = sizeof (struct scm_objcode) + SCM_OBJCODE_TOTAL_LEN (objcode); |
206a0622 | 167 | |
20d47c39 | 168 | PUSH (scm_make_program (objcode, objs, SCM_BOOL_F)); |
2fda0242 | 169 | |
53e28ed9 | 170 | ip += len; |
17e90c5e | 171 | |
17e90c5e KN |
172 | NEXT; |
173 | } | |
174 | ||
a5cfddd5 | 175 | VM_DEFINE_INSTRUCTION (87, link_now, "link-now", 0, 1, 1) |
17e90c5e | 176 | { |
fd358575 AW |
177 | SCM what; |
178 | POP (what); | |
1865ad56 | 179 | SYNC_REGISTER (); |
b7393ea1 | 180 | PUSH (resolve_variable (what, scm_current_module ())); |
6297d229 AW |
181 | NEXT; |
182 | } | |
183 | ||
a5cfddd5 | 184 | VM_DEFINE_LOADER (88, define, "define") |
cd9d95d7 | 185 | { |
9c44cd45 | 186 | SCM str, sym; |
cd9d95d7 AW |
187 | size_t len; |
188 | ||
9c44cd45 | 189 | int width; |
cd9d95d7 | 190 | FETCH_LENGTH (len); |
9c44cd45 | 191 | FETCH_WIDTH (width); |
1865ad56 | 192 | SYNC_REGISTER (); |
9c44cd45 MG |
193 | if (width == 1) |
194 | { | |
195 | char *buf; | |
196 | str = scm_i_make_string (len, &buf); | |
197 | memcpy (buf, (char *) ip, len); | |
198 | } | |
199 | else if (width == 4) | |
200 | { | |
201 | scm_t_wchar *wbuf; | |
202 | str = scm_i_make_wide_string (len, &wbuf); | |
203 | memcpy ((char *) wbuf, (char *) ip, len * width); | |
204 | } | |
205 | else | |
206 | SCM_MISC_ERROR ("load define: invalid character width", SCM_EOL); | |
207 | sym = scm_string_to_symbol (str); | |
208 | ip += len * width; | |
cd9d95d7 | 209 | |
1865ad56 | 210 | SYNC_REGISTER (); |
cd9d95d7 AW |
211 | PUSH (scm_sym2var (sym, scm_current_module_lookup_closure (), SCM_BOOL_T)); |
212 | NEXT; | |
fdcedea6 KN |
213 | } |
214 | ||
a5cfddd5 | 215 | VM_DEFINE_LOADER (89, load_array, "load-array") |
782a82ee AW |
216 | { |
217 | SCM type, shape; | |
218 | size_t len; | |
219 | FETCH_LENGTH (len); | |
220 | POP (shape); | |
221 | POP (type); | |
222 | SYNC_REGISTER (); | |
223 | PUSH (scm_from_contiguous_typed_array (type, shape, ip, len)); | |
224 | ip += len; | |
225 | NEXT; | |
226 | } | |
227 | ||
53e28ed9 AW |
228 | /* |
229 | (defun renumber-ops () | |
230 | "start from top of buffer and renumber 'VM_DEFINE_FOO (\n' sequences" | |
231 | (interactive "") | |
232 | (save-excursion | |
a5cfddd5 | 233 | (let ((counter 79)) (goto-char (point-min)) |
53e28ed9 AW |
234 | (while (re-search-forward "^VM_DEFINE_[^ ]+ (\\([^,]+\\)," (point-max) t) |
235 | (replace-match | |
236 | (number-to-string (setq counter (1+ counter))) | |
237 | t t nil 1))))) | |
238 | */ | |
239 | ||
17e90c5e KN |
240 | /* |
241 | Local Variables: | |
242 | c-file-style: "gnu" | |
243 | End: | |
244 | */ |