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71ca65d9 MG |
1 | /* srfi-4.c --- Homogeneous numeric vector datatypes. |
2 | * | |
3 | * Copyright (C) 2001 Free Software Foundation, Inc. | |
645f5e0e | 4 | * |
73be1d9e MV |
5 | * This library is free software; you can redistribute it and/or |
6 | * modify it under the terms of the GNU Lesser General Public | |
7 | * License as published by the Free Software Foundation; either | |
8 | * version 2.1 of the License, or (at your option) any later version. | |
645f5e0e | 9 | * |
73be1d9e MV |
10 | * This library is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
71ca65d9 | 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
73be1d9e | 13 | * Lesser General Public License for more details. |
645f5e0e | 14 | * |
73be1d9e MV |
15 | * You should have received a copy of the GNU Lesser General Public |
16 | * License along with this library; if not, write to the Free Software | |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
18 | */ | |
71ca65d9 MG |
19 | |
20 | #include <libguile.h> | |
21 | ||
22 | #include "srfi-4.h" | |
23 | ||
24 | ||
25 | /* For brevity and maintainability, we define our own types for the | |
26 | various integer and floating point types. */ | |
e583edd0 RB |
27 | typedef scm_t_uint8 int_u8; |
28 | typedef scm_t_int8 int_s8; | |
29 | typedef scm_t_uint16 int_u16; | |
30 | typedef scm_t_int16 int_s16; | |
31 | typedef scm_t_uint32 int_u32; | |
32 | typedef scm_t_int32 int_s32; | |
33 | ||
34 | #ifdef SCM_HAVE_T_INT64 | |
35 | typedef scm_t_uint64 int_u64; | |
36 | typedef scm_t_int64 int_s64; | |
37 | #endif /* SCM_HAVE_T_INT64 */ | |
38 | ||
71ca65d9 MG |
39 | typedef float float_f32; |
40 | typedef double float_f64; | |
41 | ||
2c4df451 | 42 | |
71ca65d9 MG |
43 | /* Smob type code for homogeneous numeric vectors. */ |
44 | int scm_tc16_uvec = 0; | |
45 | ||
46 | ||
47 | /* Accessor macros for the three components of a homogeneous numeric | |
48 | vector: | |
49 | - The type tag (one of the symbolic constants below). | |
50 | - The vector's length (counted in elements). | |
51 | - The address of the data area (holding the elements of the | |
52 | vector). */ | |
53 | #define SCM_UVEC_TYPE(u) (SCM_CELL_WORD_1(u)) | |
54 | #define SCM_UVEC_LENGTH(u) (SCM_CELL_WORD_2(u)) | |
55 | #define SCM_UVEC_BASE(u) (SCM_CELL_OBJECT_3(u)) | |
56 | ||
57 | ||
58 | /* Symbolic constants encoding the various types of homogeneous | |
59 | numeric vectors. */ | |
60 | #define SCM_UVEC_U8 0 | |
61 | #define SCM_UVEC_S8 1 | |
62 | #define SCM_UVEC_U16 2 | |
63 | #define SCM_UVEC_S16 3 | |
64 | #define SCM_UVEC_U32 4 | |
65 | #define SCM_UVEC_S32 5 | |
66 | #define SCM_UVEC_U64 6 | |
67 | #define SCM_UVEC_S64 7 | |
68 | #define SCM_UVEC_F32 8 | |
69 | #define SCM_UVEC_F64 9 | |
70 | ||
71 | ||
72 | /* This array maps type tags to the size of the elements. */ | |
73 | static int uvec_sizes[10] = {1, 1, 2, 2, 4, 4, 8, 8, 4, 8}; | |
74 | ||
75 | ||
76 | /* ================================================================ */ | |
77 | /* SMOB procedures. */ | |
78 | /* ================================================================ */ | |
79 | ||
80 | ||
81 | /* Smob print hook for homogeneous vectors. */ | |
82 | static int | |
83 | uvec_print (SCM uvec, SCM port, scm_print_state *pstate SCM_UNUSED) | |
84 | { | |
85 | switch (SCM_UVEC_TYPE (uvec)) | |
86 | { | |
87 | case SCM_UVEC_U8: | |
88 | { | |
89 | int_u8 * p = (int_u8 *) SCM_UVEC_BASE (uvec); | |
90 | int i = 0; | |
91 | ||
92 | scm_puts ("#u8(", port); | |
93 | if (SCM_UVEC_LENGTH (uvec) > 0) | |
94 | { | |
95 | scm_intprint (*p, 10, port); | |
96 | p++; | |
97 | i++; | |
98 | for (; i < SCM_UVEC_LENGTH (uvec); i++) | |
99 | { | |
100 | scm_puts (" ", port); | |
101 | scm_intprint (*p, 10, port); | |
102 | p++; | |
103 | } | |
104 | } | |
105 | scm_puts (")", port); | |
106 | break; | |
107 | } | |
108 | ||
109 | case SCM_UVEC_S8: | |
110 | { | |
111 | int_s8 * p = (int_s8 *) SCM_UVEC_BASE (uvec); | |
112 | int i = 0; | |
113 | ||
114 | scm_puts ("#s8(", port); | |
115 | if (SCM_UVEC_LENGTH (uvec) > 0) | |
116 | { | |
117 | scm_intprint (*p, 10, port); | |
118 | p++; | |
119 | i++; | |
120 | for (; i < SCM_UVEC_LENGTH (uvec); i++) | |
121 | { | |
122 | scm_puts (" ", port); | |
123 | scm_intprint (*p, 10, port); | |
124 | p++; | |
125 | } | |
126 | } | |
127 | scm_puts (")", port); | |
128 | break; | |
129 | } | |
130 | ||
131 | case SCM_UVEC_U16: | |
132 | { | |
133 | int_u16 * p = (int_u16 *) SCM_UVEC_BASE (uvec); | |
134 | int i = 0; | |
135 | ||
136 | scm_puts ("#u16(", port); | |
137 | if (SCM_UVEC_LENGTH (uvec) > 0) | |
138 | { | |
139 | scm_intprint (*p, 10, port); | |
140 | p++; | |
141 | i++; | |
142 | for (; i < SCM_UVEC_LENGTH (uvec); i++) | |
143 | { | |
144 | scm_puts (" ", port); | |
145 | scm_intprint (*p, 10, port); | |
146 | p++; | |
147 | } | |
148 | } | |
149 | scm_puts (")", port); | |
150 | break; | |
151 | } | |
152 | ||
153 | case SCM_UVEC_S16: | |
154 | { | |
155 | int_s16 * p = (int_s16 *) SCM_UVEC_BASE (uvec); | |
156 | int i = 0; | |
157 | ||
158 | scm_puts ("#s16(", port); | |
159 | if (SCM_UVEC_LENGTH (uvec) > 0) | |
160 | { | |
161 | scm_intprint (*p, 10, port); | |
162 | p++; | |
163 | i++; | |
164 | for (; i < SCM_UVEC_LENGTH (uvec); i++) | |
165 | { | |
166 | scm_puts (" ", port); | |
167 | scm_intprint (*p, 10, port); | |
168 | p++; | |
169 | } | |
170 | } | |
171 | scm_puts (")", port); | |
172 | break; | |
173 | } | |
174 | ||
175 | case SCM_UVEC_U32: | |
176 | { | |
177 | int_u32 * p = (int_u32 *) SCM_UVEC_BASE (uvec); | |
178 | int i = 0; | |
179 | ||
180 | scm_puts ("#u32(", port); | |
181 | if (SCM_UVEC_LENGTH (uvec) > 0) | |
182 | { | |
183 | scm_intprint (*p, 10, port); | |
184 | p++; | |
185 | i++; | |
186 | for (; i < SCM_UVEC_LENGTH (uvec); i++) | |
187 | { | |
188 | scm_puts (" ", port); | |
189 | scm_intprint (*p, 10, port); | |
190 | p++; | |
191 | } | |
192 | } | |
193 | scm_puts (")", port); | |
194 | break; | |
195 | } | |
196 | ||
197 | case SCM_UVEC_S32: | |
198 | { | |
199 | int_s32 * p = (int_s32 *) SCM_UVEC_BASE (uvec); | |
200 | int i = 0; | |
201 | ||
202 | scm_puts ("#s32(", port); | |
203 | if (SCM_UVEC_LENGTH (uvec) > 0) | |
204 | { | |
205 | scm_intprint (*p, 10, port); | |
206 | p++; | |
207 | i++; | |
208 | for (; i < SCM_UVEC_LENGTH (uvec); i++) | |
209 | { | |
210 | scm_puts (" ", port); | |
211 | scm_intprint (*p, 10, port); | |
212 | p++; | |
213 | } | |
214 | } | |
215 | scm_puts (")", port); | |
216 | break; | |
217 | } | |
218 | ||
e583edd0 | 219 | #ifdef SCM_HAVE_T_INT64 |
71ca65d9 MG |
220 | case SCM_UVEC_U64: |
221 | { | |
222 | int_u64 * p = (int_u64 *) SCM_UVEC_BASE (uvec); | |
223 | int i = 0; | |
224 | ||
225 | scm_puts ("#u64(", port); | |
226 | if (SCM_UVEC_LENGTH (uvec) > 0) | |
227 | { | |
228 | scm_intprint (*p, 10, port); | |
229 | p++; | |
230 | i++; | |
231 | for (; i < SCM_UVEC_LENGTH (uvec); i++) | |
232 | { | |
233 | scm_puts (" ", port); | |
234 | scm_intprint (*p, 10, port); | |
235 | p++; | |
236 | } | |
237 | } | |
238 | scm_puts (")", port); | |
239 | break; | |
240 | } | |
241 | ||
242 | case SCM_UVEC_S64: | |
243 | { | |
244 | int_s64 * p = (int_s64 *) SCM_UVEC_BASE (uvec); | |
245 | int i = 0; | |
246 | ||
247 | scm_puts ("#s64(", port); | |
248 | if (SCM_UVEC_LENGTH (uvec) > 0) | |
249 | { | |
250 | scm_intprint (*p, 10, port); | |
251 | p++; | |
252 | i++; | |
253 | for (; i < SCM_UVEC_LENGTH (uvec); i++) | |
254 | { | |
255 | scm_puts (" ", port); | |
256 | scm_intprint (*p, 10, port); | |
257 | p++; | |
258 | } | |
259 | } | |
260 | scm_puts (")", port); | |
261 | break; | |
262 | } | |
263 | #endif | |
264 | ||
265 | case SCM_UVEC_F32: | |
266 | { | |
267 | float_f32 * p = (float_f32 *) SCM_UVEC_BASE (uvec); | |
268 | int i = 0; | |
269 | ||
270 | scm_puts ("#f32(", port); | |
271 | if (SCM_UVEC_LENGTH (uvec) > 0) | |
272 | { | |
273 | scm_iprin1 (scm_make_real (*p), port, pstate); | |
274 | p++; | |
275 | i++; | |
276 | for (; i < SCM_UVEC_LENGTH (uvec); i++) | |
277 | { | |
278 | scm_puts (" ", port); | |
279 | scm_iprin1 (scm_make_real (*p), port, pstate); | |
280 | p++; | |
281 | } | |
282 | } | |
283 | scm_puts (")", port); | |
284 | break; | |
285 | } | |
286 | ||
287 | case SCM_UVEC_F64: | |
288 | { | |
289 | float_f64 * p = (float_f64 *) SCM_UVEC_BASE (uvec); | |
290 | int i = 0; | |
291 | ||
292 | scm_puts ("#f64(", port); | |
293 | if (SCM_UVEC_LENGTH (uvec) > 0) | |
294 | { | |
295 | scm_iprin1 (scm_make_real (*p), port, pstate); | |
296 | p++; | |
297 | i++; | |
298 | for (; i < SCM_UVEC_LENGTH (uvec); i++) | |
299 | { | |
300 | scm_puts (" ", port); | |
301 | scm_iprin1 (scm_make_real (*p), port, pstate); | |
302 | p++; | |
303 | } | |
304 | } | |
305 | scm_puts (")", port); | |
306 | break; | |
307 | } | |
308 | ||
309 | default: | |
310 | abort (); /* Sanity check. */ | |
311 | } | |
312 | return 1; | |
313 | } | |
314 | ||
315 | ||
316 | /* Smob free hook for homogeneous numeric vectors. */ | |
317 | static size_t | |
318 | uvec_free (SCM uvec) | |
319 | { | |
6c70aef1 MV |
320 | scm_gc_free (SCM_UVEC_BASE (uvec), |
321 | SCM_UVEC_LENGTH (uvec) * uvec_sizes[SCM_UVEC_TYPE (uvec)], | |
322 | "uvec"); | |
323 | return 0; | |
71ca65d9 MG |
324 | } |
325 | ||
326 | ||
327 | /* ================================================================ */ | |
328 | /* Utility procedures. */ | |
329 | /* ================================================================ */ | |
330 | ||
331 | ||
332 | /* Create a new, uninitialized homogeneous numeric vector of type TYPE | |
333 | with space for LEN elements. */ | |
334 | static SCM | |
335 | make_uvec (const char * func_name, int type, int len) | |
336 | { | |
337 | void * p; | |
645f5e0e | 338 | |
6c70aef1 | 339 | p = scm_gc_malloc (len * uvec_sizes[type], "uvec"); |
71ca65d9 MG |
340 | SCM_RETURN_NEWSMOB3 (scm_tc16_uvec, type, len, p); |
341 | } | |
342 | ||
343 | ||
344 | /* ================================================================ */ | |
345 | /* U8 procedures. */ | |
346 | /* ================================================================ */ | |
347 | ||
348 | ||
645f5e0e | 349 | SCM_DEFINE (scm_u8vector_p, "u8vector?", 1, 0, 0, |
71ca65d9 MG |
350 | (SCM obj), |
351 | "Return @code{#t} if @var{obj} is a vector of type u8,\n" | |
352 | "@code{#f} otherwise.") | |
353 | #define FUNC_NAME s_scm_u8vector_p | |
354 | { | |
355 | return SCM_BOOL (SCM_SMOB_PREDICATE (scm_tc16_uvec, obj) && | |
356 | SCM_UVEC_TYPE (obj) == SCM_UVEC_U8); | |
357 | } | |
358 | #undef FUNC_NAME | |
359 | ||
360 | ||
645f5e0e | 361 | SCM_DEFINE (scm_make_u8vector, "make-u8vector", 1, 1, 0, |
71ca65d9 MG |
362 | (SCM n, SCM fill), |
363 | "Create a newly allocated homogeneous numeric vector which can\n" | |
364 | "hold @var{len} elements. If @var{fill} is given, it is used to\n" | |
365 | "initialize the elements, otherwise the contents of the vector\n" | |
366 | "is unspecified.") | |
367 | #define FUNC_NAME s_scm_make_u8vector | |
368 | { | |
369 | SCM uvec; | |
370 | int_u8 * p; | |
371 | int_u8 f; | |
372 | int count; | |
373 | ||
374 | SCM_VALIDATE_INUM (1, n); | |
375 | count = SCM_INUM (n); | |
376 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_U8, count); | |
377 | if (SCM_UNBNDP (fill)) | |
378 | f = 0; | |
379 | else | |
380 | { | |
381 | unsigned int s = scm_num2uint (fill, 2, FUNC_NAME); | |
382 | f = s; | |
383 | if ((unsigned int) f != s) | |
384 | scm_out_of_range_pos (FUNC_NAME, fill, SCM_MAKINUM (2)); | |
385 | } | |
386 | p = (int_u8 *) SCM_UVEC_BASE (uvec); | |
387 | while (count-- > 0) | |
388 | *p++ = f; | |
389 | return uvec; | |
390 | } | |
391 | #undef FUNC_NAME | |
392 | ||
393 | ||
645f5e0e | 394 | SCM_DEFINE (scm_u8vector, "u8vector", 0, 0, 1, |
71ca65d9 MG |
395 | (SCM l), |
396 | "Create a newly allocated homogeneous numeric vector containing\n" | |
397 | "all argument values.") | |
398 | #define FUNC_NAME s_scm_u8vector | |
399 | { | |
400 | SCM_VALIDATE_REST_ARGUMENT (l); | |
401 | return scm_list_to_u8vector (l); | |
402 | } | |
403 | #undef FUNC_NAME | |
404 | ||
405 | ||
645f5e0e | 406 | SCM_DEFINE (scm_u8vector_length, "u8vector-length", 1, 0, 0, |
71ca65d9 MG |
407 | (SCM uvec), |
408 | "Return the number of elements in the homogeneous numeric vector\n" | |
409 | "@var{uvec}.") | |
410 | #define FUNC_NAME s_scm_u8vector_length | |
411 | { | |
412 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
413 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U8) | |
414 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
415 | return scm_int2num (SCM_UVEC_LENGTH (uvec)); | |
416 | } | |
417 | #undef FUNC_NAME | |
418 | ||
419 | ||
645f5e0e | 420 | SCM_DEFINE (scm_u8vector_ref, "u8vector-ref", 2, 0, 0, |
71ca65d9 MG |
421 | (SCM uvec, SCM index), |
422 | "Return the element at @var{index} in the homogeneous numeric\n" | |
423 | "vector @var{uvec}.") | |
424 | #define FUNC_NAME s_scm_u8vector_ref | |
425 | { | |
426 | int idx; | |
427 | ||
428 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
429 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U8) | |
430 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
431 | ||
432 | idx = scm_num2int (index, 2, FUNC_NAME); | |
433 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
434 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
435 | ||
436 | return scm_short2num (((int_u8 *) SCM_UVEC_BASE (uvec))[idx]); | |
437 | } | |
438 | #undef FUNC_NAME | |
439 | ||
440 | ||
645f5e0e | 441 | SCM_DEFINE (scm_u8vector_set_x, "u8vector-set!", 3, 0, 0, |
71ca65d9 MG |
442 | (SCM uvec, SCM index, SCM value), |
443 | "Set the element at @var{index} in the homogeneous numeric\n" | |
444 | "vector @var{uvec} to @var{value}. The return value is not\n" | |
445 | "specified.") | |
446 | #define FUNC_NAME s_scm_u8vector_ref | |
447 | { | |
448 | int idx; | |
449 | int_u8 f; | |
450 | unsigned int s; | |
451 | ||
452 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
453 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U8) | |
454 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
455 | ||
456 | idx = scm_num2int (index, 2, FUNC_NAME); | |
457 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
458 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
459 | ||
460 | s = scm_num2uint (value, 3, FUNC_NAME); | |
461 | f = s; | |
462 | if ((unsigned int) f != s) | |
463 | scm_out_of_range_pos (FUNC_NAME, value, SCM_MAKINUM (3)); | |
464 | ||
465 | ((int_u8 *) SCM_UVEC_BASE (uvec))[idx] = f; | |
466 | return SCM_UNSPECIFIED; | |
467 | } | |
468 | #undef FUNC_NAME | |
469 | ||
470 | ||
645f5e0e | 471 | SCM_DEFINE (scm_u8vector_to_list, "u8vector->list", 1, 0, 0, |
71ca65d9 MG |
472 | (SCM uvec), |
473 | "Convert the homogeneous numeric vector @var{uvec} to a list.") | |
474 | #define FUNC_NAME s_scm_u8vector_to_list | |
475 | { | |
476 | int idx; | |
477 | int_u8 * p; | |
478 | SCM res = SCM_EOL; | |
479 | ||
480 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
481 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U8) | |
482 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
483 | ||
484 | idx = SCM_UVEC_LENGTH (uvec); | |
485 | p = (int_u8 *) SCM_UVEC_BASE (uvec) + idx; | |
486 | while (idx-- > 0) | |
487 | { | |
488 | p--; | |
489 | res = scm_cons (SCM_MAKINUM (*p), res); | |
490 | } | |
491 | return res; | |
492 | } | |
493 | #undef FUNC_NAME | |
494 | ||
495 | ||
496 | SCM_DEFINE (scm_list_to_u8vector, "list->u8vector", 1, 0, 0, | |
497 | (SCM l), | |
498 | "Convert the list @var{l}, which must only contain unsigned\n" | |
499 | "8-bit values, to a numeric homogeneous vector.") | |
500 | #define FUNC_NAME s_scm_list_to_u8vector | |
501 | { | |
502 | SCM uvec; | |
503 | SCM tmp; | |
504 | int_u8 * p; | |
505 | int n; | |
506 | int arg_pos = 1; | |
507 | ||
508 | SCM_VALIDATE_LIST_COPYLEN (1, l, n); | |
509 | ||
510 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_U8, n); | |
511 | p = (int_u8 *) SCM_UVEC_BASE (uvec); | |
512 | tmp = l; | |
513 | while (SCM_CONSP (tmp)) | |
514 | { | |
515 | int_u8 f; | |
516 | unsigned int s = scm_num2uint (SCM_CAR (tmp), 2, FUNC_NAME); | |
517 | f = s; | |
518 | if ((unsigned int) f != s) | |
519 | scm_out_of_range (FUNC_NAME, SCM_CAR (tmp)); | |
520 | *p++ = f; | |
521 | tmp = SCM_CDR (tmp); | |
522 | arg_pos++; | |
523 | } | |
524 | scm_remember_upto_here_1 (l); | |
525 | return uvec; | |
526 | } | |
527 | #undef FUNC_NAME | |
528 | ||
529 | ||
530 | /* ================================================================ */ | |
531 | /* S8 procedures. */ | |
532 | /* ================================================================ */ | |
533 | ||
534 | ||
645f5e0e | 535 | SCM_DEFINE (scm_s8vector_p, "s8vector?", 1, 0, 0, |
71ca65d9 MG |
536 | (SCM obj), |
537 | "Return @code{#t} if @var{obj} is a vector of type s8,\n" | |
538 | "@code{#f} otherwise.") | |
539 | #define FUNC_NAME s_scm_s8vector_p | |
540 | { | |
541 | return SCM_BOOL (SCM_SMOB_PREDICATE (scm_tc16_uvec, obj) && | |
542 | SCM_UVEC_TYPE (obj) == SCM_UVEC_S8); | |
543 | } | |
544 | #undef FUNC_NAME | |
545 | ||
546 | ||
645f5e0e | 547 | SCM_DEFINE (scm_make_s8vector, "make-s8vector", 1, 1, 0, |
71ca65d9 MG |
548 | (SCM n, SCM fill), |
549 | "Create a newly allocated homogeneous numeric vector which can\n" | |
550 | "hold @var{len} elements. If @var{fill} is given, it is used to\n" | |
551 | "initialize the elements, otherwise the contents of the vector\n" | |
552 | "is unspecified.") | |
553 | #define FUNC_NAME s_scm_make_s8vector | |
554 | { | |
555 | SCM uvec; | |
556 | int_s8 * p; | |
557 | int_s8 f; | |
558 | int count; | |
559 | ||
560 | SCM_VALIDATE_INUM (1, n); | |
561 | count = SCM_INUM (n); | |
562 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_S8, count); | |
563 | if (SCM_UNBNDP (fill)) | |
564 | f = 0; | |
565 | else | |
566 | { | |
567 | signed int s = scm_num2int (fill, 2, FUNC_NAME); | |
568 | f = s; | |
569 | if ((signed int) f != s) | |
570 | scm_out_of_range_pos (FUNC_NAME, fill, SCM_MAKINUM (2)); | |
571 | } | |
572 | p = (int_s8 *) SCM_UVEC_BASE (uvec); | |
573 | while (count-- > 0) | |
574 | *p++ = f; | |
575 | return uvec; | |
576 | } | |
577 | #undef FUNC_NAME | |
578 | ||
579 | ||
645f5e0e | 580 | SCM_DEFINE (scm_s8vector, "s8vector", 0, 0, 1, |
71ca65d9 MG |
581 | (SCM l), |
582 | "Create a newly allocated homogeneous numeric vector containing\n" | |
583 | "all argument values.") | |
584 | #define FUNC_NAME s_scm_s8vector | |
585 | { | |
586 | SCM_VALIDATE_REST_ARGUMENT (l); | |
587 | return scm_list_to_s8vector (l); | |
588 | } | |
589 | #undef FUNC_NAME | |
590 | ||
591 | ||
645f5e0e | 592 | SCM_DEFINE (scm_s8vector_length, "s8vector-length", 1, 0, 0, |
71ca65d9 MG |
593 | (SCM uvec), |
594 | "Return the number of elements in the homogeneous numeric vector\n" | |
595 | "@var{uvec}.") | |
596 | #define FUNC_NAME s_scm_s8vector_length | |
597 | { | |
598 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
599 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S8) | |
600 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
601 | return scm_int2num (SCM_UVEC_LENGTH (uvec)); | |
602 | } | |
603 | #undef FUNC_NAME | |
604 | ||
605 | ||
645f5e0e | 606 | SCM_DEFINE (scm_s8vector_ref, "s8vector-ref", 2, 0, 0, |
71ca65d9 MG |
607 | (SCM uvec, SCM index), |
608 | "Return the element at @var{index} in the homogeneous numeric\n" | |
609 | "vector @var{uvec}.") | |
610 | #define FUNC_NAME s_scm_s8vector_ref | |
611 | { | |
612 | int idx; | |
613 | ||
614 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
615 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S8) | |
616 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
617 | ||
618 | idx = scm_num2int (index, 2, FUNC_NAME); | |
619 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
620 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
621 | ||
622 | return scm_short2num (((int_s8 *) SCM_UVEC_BASE (uvec))[idx]); | |
623 | } | |
624 | #undef FUNC_NAME | |
625 | ||
626 | ||
645f5e0e | 627 | SCM_DEFINE (scm_s8vector_set_x, "s8vector-set!", 3, 0, 0, |
71ca65d9 MG |
628 | (SCM uvec, SCM index, SCM value), |
629 | "Set the element at @var{index} in the homogeneous numeric\n" | |
630 | "vector @var{uvec} to @var{value}. The return value is not\n" | |
631 | "specified.") | |
632 | #define FUNC_NAME s_scm_s8vector_ref | |
633 | { | |
634 | int idx; | |
635 | int_s8 f; | |
636 | signed int s; | |
637 | ||
638 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
639 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S8) | |
640 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
641 | ||
642 | idx = scm_num2int (index, 2, FUNC_NAME); | |
643 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
644 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
645 | ||
646 | s = scm_num2int (value, 3, FUNC_NAME); | |
647 | f = s; | |
648 | if ((signed int) f != s) | |
649 | scm_out_of_range_pos (FUNC_NAME, value, SCM_MAKINUM (3)); | |
650 | ||
651 | ((int_s8 *) SCM_UVEC_BASE (uvec))[idx] = f; | |
652 | return SCM_UNSPECIFIED; | |
653 | } | |
654 | #undef FUNC_NAME | |
655 | ||
656 | ||
645f5e0e | 657 | SCM_DEFINE (scm_s8vector_to_list, "s8vector->list", 1, 0, 0, |
71ca65d9 MG |
658 | (SCM uvec), |
659 | "Convert the homogeneous numeric vector @var{uvec} to a list.") | |
660 | #define FUNC_NAME s_scm_s8vector_to_list | |
661 | { | |
662 | int idx; | |
663 | int_s8 * p; | |
664 | SCM res = SCM_EOL; | |
665 | ||
666 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
667 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S8) | |
668 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
669 | ||
670 | idx = SCM_UVEC_LENGTH (uvec); | |
671 | p = (int_s8 *) SCM_UVEC_BASE (uvec) + idx; | |
672 | while (idx-- > 0) | |
673 | { | |
674 | p--; | |
675 | res = scm_cons (SCM_MAKINUM (*p), res); | |
676 | } | |
677 | return res; | |
678 | } | |
679 | #undef FUNC_NAME | |
680 | ||
681 | ||
682 | SCM_DEFINE (scm_list_to_s8vector, "list->s8vector", 1, 0, 0, | |
683 | (SCM l), | |
684 | "Convert the list @var{l}, which must only contain signed\n" | |
685 | "8-bit values, to a numeric homogeneous vector.") | |
686 | #define FUNC_NAME s_scm_list_to_s8vector | |
687 | { | |
688 | SCM uvec; | |
689 | SCM tmp; | |
690 | int_s8 * p; | |
691 | int n; | |
692 | int arg_pos = 1; | |
693 | ||
694 | SCM_VALIDATE_LIST_COPYLEN (1, l, n); | |
695 | ||
696 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_S8, n); | |
697 | p = (int_s8 *) SCM_UVEC_BASE (uvec); | |
698 | tmp = l; | |
699 | while (SCM_CONSP (tmp)) | |
700 | { | |
701 | int_s8 f; | |
702 | signed int s; | |
703 | ||
704 | s = scm_num2int (SCM_CAR (tmp), 2, FUNC_NAME); | |
705 | f = s; | |
706 | if ((signed int) f != s) | |
707 | scm_out_of_range (FUNC_NAME, SCM_CAR (tmp)); | |
708 | *p++ = f; | |
709 | tmp = SCM_CDR (tmp); | |
710 | arg_pos++; | |
711 | } | |
712 | scm_remember_upto_here_1 (l); | |
713 | return uvec; | |
714 | } | |
715 | #undef FUNC_NAME | |
716 | ||
717 | ||
718 | /* ================================================================ */ | |
719 | /* U16 procedures. */ | |
720 | /* ================================================================ */ | |
721 | ||
722 | ||
645f5e0e | 723 | SCM_DEFINE (scm_u16vector_p, "u16vector?", 1, 0, 0, |
71ca65d9 MG |
724 | (SCM obj), |
725 | "Return @code{#t} if @var{obj} is a vector of type u16,\n" | |
726 | "@code{#f} otherwise.") | |
727 | #define FUNC_NAME s_scm_u16vector_p | |
728 | { | |
729 | return SCM_BOOL (SCM_SMOB_PREDICATE (scm_tc16_uvec, obj) && | |
730 | SCM_UVEC_TYPE (obj) == SCM_UVEC_U16); | |
731 | } | |
732 | #undef FUNC_NAME | |
733 | ||
734 | ||
645f5e0e | 735 | SCM_DEFINE (scm_make_u16vector, "make-u16vector", 1, 1, 0, |
71ca65d9 MG |
736 | (SCM n, SCM fill), |
737 | "Create a newly allocated homogeneous numeric vector which can\n" | |
738 | "hold @var{len} elements. If @var{fill} is given, it is used to\n" | |
739 | "initialize the elements, otherwise the contents of the vector\n" | |
740 | "is unspecified.") | |
741 | #define FUNC_NAME s_scm_make_u16vector | |
742 | { | |
743 | SCM uvec; | |
744 | int_u16 * p; | |
745 | int_u16 f; | |
746 | int count; | |
747 | ||
748 | SCM_VALIDATE_INUM (1, n); | |
749 | count = SCM_INUM (n); | |
750 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_U16, count); | |
751 | if (SCM_UNBNDP (fill)) | |
752 | f = 0; | |
753 | else | |
754 | f = scm_num2ushort (fill, 2, FUNC_NAME); | |
755 | p = (int_u16 *) SCM_UVEC_BASE (uvec); | |
756 | while (count-- > 0) | |
757 | *p++ = f; | |
758 | return uvec; | |
759 | } | |
760 | #undef FUNC_NAME | |
761 | ||
762 | ||
645f5e0e | 763 | SCM_DEFINE (scm_u16vector, "u16vector", 0, 0, 1, |
71ca65d9 MG |
764 | (SCM l), |
765 | "Create a newly allocated homogeneous numeric vector containing\n" | |
766 | "all argument values.") | |
767 | #define FUNC_NAME s_scm_u16vector | |
768 | { | |
769 | SCM_VALIDATE_REST_ARGUMENT (l); | |
770 | return scm_list_to_u16vector (l); | |
771 | } | |
772 | #undef FUNC_NAME | |
773 | ||
774 | ||
645f5e0e | 775 | SCM_DEFINE (scm_u16vector_length, "u16vector-length", 1, 0, 0, |
71ca65d9 MG |
776 | (SCM uvec), |
777 | "Return the number of elements in the homogeneous numeric vector\n" | |
778 | "@var{uvec}.") | |
779 | #define FUNC_NAME s_scm_u16vector_length | |
780 | { | |
781 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
782 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U16) | |
783 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
784 | return scm_int2num (SCM_UVEC_LENGTH (uvec)); | |
785 | } | |
786 | #undef FUNC_NAME | |
787 | ||
788 | ||
645f5e0e | 789 | SCM_DEFINE (scm_u16vector_ref, "u16vector-ref", 2, 0, 0, |
71ca65d9 MG |
790 | (SCM uvec, SCM index), |
791 | "Return the element at @var{index} in the homogeneous numeric\n" | |
792 | "vector @var{uvec}.") | |
793 | #define FUNC_NAME s_scm_u16vector_ref | |
794 | { | |
795 | int idx; | |
796 | ||
797 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
798 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U16) | |
799 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
800 | ||
801 | idx = scm_num2int (index, 2, FUNC_NAME); | |
802 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
803 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
804 | ||
805 | return scm_ushort2num (((int_u16 *) SCM_UVEC_BASE (uvec))[idx]); | |
806 | } | |
807 | #undef FUNC_NAME | |
808 | ||
809 | ||
645f5e0e | 810 | SCM_DEFINE (scm_u16vector_set_x, "u16vector-set!", 3, 0, 0, |
71ca65d9 MG |
811 | (SCM uvec, SCM index, SCM value), |
812 | "Set the element at @var{index} in the homogeneous numeric\n" | |
813 | "vector @var{uvec} to @var{value}. The return value is not\n" | |
814 | "specified.") | |
815 | #define FUNC_NAME s_scm_u16vector_ref | |
816 | { | |
817 | int idx; | |
818 | int_u16 f; | |
819 | ||
820 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
821 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U16) | |
822 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
823 | ||
824 | idx = scm_num2int (index, 2, FUNC_NAME); | |
825 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
826 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
827 | ||
828 | f = scm_num2ushort (value, 3, FUNC_NAME); | |
829 | ||
830 | ((int_u16 *) SCM_UVEC_BASE (uvec))[idx] = f; | |
831 | return SCM_UNSPECIFIED; | |
832 | } | |
833 | #undef FUNC_NAME | |
834 | ||
835 | ||
645f5e0e | 836 | SCM_DEFINE (scm_u16vector_to_list, "u16vector->list", 1, 0, 0, |
71ca65d9 MG |
837 | (SCM uvec), |
838 | "Convert the homogeneous numeric vector @var{uvec} to a list.") | |
839 | #define FUNC_NAME s_scm_u16vector_to_list | |
840 | { | |
841 | int idx; | |
842 | int_u16 * p; | |
843 | SCM res = SCM_EOL; | |
844 | ||
845 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
846 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U16) | |
847 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
848 | ||
849 | idx = SCM_UVEC_LENGTH (uvec); | |
850 | p = (int_u16 *) SCM_UVEC_BASE (uvec) + idx; | |
851 | while (idx-- > 0) | |
852 | { | |
853 | p--; | |
854 | res = scm_cons (SCM_MAKINUM (*p), res); | |
855 | } | |
856 | return res; | |
857 | } | |
858 | #undef FUNC_NAME | |
859 | ||
860 | ||
861 | SCM_DEFINE (scm_list_to_u16vector, "list->u16vector", 1, 0, 0, | |
862 | (SCM l), | |
863 | "Convert the list @var{l}, which must only contain unsigned\n" | |
864 | "16-bit values, to a numeric homogeneous vector.") | |
865 | #define FUNC_NAME s_scm_list_to_u16vector | |
866 | { | |
867 | SCM uvec; | |
868 | int_u16 * p; | |
869 | int n; | |
870 | int arg_pos = 1; | |
871 | ||
872 | SCM_VALIDATE_LIST_COPYLEN (1, l, n); | |
873 | ||
874 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_U16, n); | |
875 | p = (int_u16 *) SCM_UVEC_BASE (uvec); | |
876 | while (SCM_CONSP (l)) | |
877 | { | |
878 | int_u16 f = scm_num2ushort (SCM_CAR (l), 2, FUNC_NAME); | |
879 | *p++ = f; | |
880 | l = SCM_CDR (l); | |
881 | arg_pos++; | |
882 | } | |
883 | return uvec; | |
884 | } | |
885 | #undef FUNC_NAME | |
886 | ||
887 | ||
888 | /* ================================================================ */ | |
889 | /* S16 procedures. */ | |
890 | /* ================================================================ */ | |
891 | ||
892 | ||
645f5e0e | 893 | SCM_DEFINE (scm_s16vector_p, "s16vector?", 1, 0, 0, |
71ca65d9 MG |
894 | (SCM obj), |
895 | "Return @code{#t} if @var{obj} is a vector of type s16,\n" | |
896 | "@code{#f} otherwise.") | |
897 | #define FUNC_NAME s_scm_s16vector_p | |
898 | { | |
899 | return SCM_BOOL (SCM_SMOB_PREDICATE (scm_tc16_uvec, obj) && | |
900 | SCM_UVEC_TYPE (obj) == SCM_UVEC_S16); | |
901 | } | |
902 | #undef FUNC_NAME | |
903 | ||
904 | ||
645f5e0e | 905 | SCM_DEFINE (scm_make_s16vector, "make-s16vector", 1, 1, 0, |
71ca65d9 MG |
906 | (SCM n, SCM fill), |
907 | "Create a newly allocated homogeneous numeric vector which can\n" | |
908 | "hold @var{len} elements. If @var{fill} is given, it is used to\n" | |
909 | "initialize the elements, otherwise the contents of the vector\n" | |
910 | "is unspecified.") | |
911 | #define FUNC_NAME s_scm_make_s16vector | |
912 | { | |
913 | SCM uvec; | |
914 | int_s16 * p; | |
915 | int_s16 f; | |
916 | int count; | |
917 | ||
918 | SCM_VALIDATE_INUM (1, n); | |
919 | count = SCM_INUM (n); | |
920 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_S16, count); | |
921 | if (SCM_UNBNDP (fill)) | |
922 | f = 0; | |
923 | else | |
924 | f = scm_num2short (fill, 2, FUNC_NAME); | |
925 | p = (int_s16 *) SCM_UVEC_BASE (uvec); | |
926 | while (count-- > 0) | |
927 | *p++ = f; | |
928 | return uvec; | |
929 | } | |
930 | #undef FUNC_NAME | |
931 | ||
932 | ||
645f5e0e | 933 | SCM_DEFINE (scm_s16vector, "s16vector", 0, 0, 1, |
71ca65d9 MG |
934 | (SCM l), |
935 | "Create a newly allocated homogeneous numeric vector containing\n" | |
936 | "all argument values.") | |
937 | #define FUNC_NAME s_scm_s16vector | |
938 | { | |
939 | SCM_VALIDATE_REST_ARGUMENT (l); | |
940 | return scm_list_to_s16vector (l); | |
941 | } | |
942 | #undef FUNC_NAME | |
943 | ||
944 | ||
645f5e0e | 945 | SCM_DEFINE (scm_s16vector_length, "s16vector-length", 1, 0, 0, |
71ca65d9 MG |
946 | (SCM uvec), |
947 | "Return the number of elements in the homogeneous numeric vector\n" | |
948 | "@var{uvec}.") | |
949 | #define FUNC_NAME s_scm_s16vector_length | |
950 | { | |
951 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
952 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S16) | |
953 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
954 | return scm_int2num (SCM_UVEC_LENGTH (uvec)); | |
955 | } | |
956 | #undef FUNC_NAME | |
957 | ||
958 | ||
645f5e0e | 959 | SCM_DEFINE (scm_s16vector_ref, "s16vector-ref", 2, 0, 0, |
71ca65d9 MG |
960 | (SCM uvec, SCM index), |
961 | "Return the element at @var{index} in the homogeneous numeric\n" | |
962 | "vector @var{uvec}.") | |
963 | #define FUNC_NAME s_scm_s16vector_ref | |
964 | { | |
965 | int idx; | |
966 | ||
967 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
968 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S16) | |
969 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
970 | ||
971 | idx = scm_num2int (index, 2, FUNC_NAME); | |
972 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
973 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
974 | ||
975 | return scm_short2num (((int_s16 *) SCM_UVEC_BASE (uvec))[idx]); | |
976 | } | |
977 | #undef FUNC_NAME | |
978 | ||
979 | ||
645f5e0e | 980 | SCM_DEFINE (scm_s16vector_set_x, "s16vector-set!", 3, 0, 0, |
71ca65d9 MG |
981 | (SCM uvec, SCM index, SCM value), |
982 | "Set the element at @var{index} in the homogeneous numeric\n" | |
983 | "vector @var{uvec} to @var{value}. The return value is not\n" | |
984 | "specified.") | |
985 | #define FUNC_NAME s_scm_s16vector_ref | |
986 | { | |
987 | int idx; | |
988 | int_s16 f; | |
989 | ||
990 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
991 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S16) | |
992 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
993 | ||
994 | idx = scm_num2int (index, 2, FUNC_NAME); | |
995 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
996 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
997 | ||
998 | f = scm_num2short (value, 3, FUNC_NAME); | |
999 | ||
1000 | ((int_s16 *) SCM_UVEC_BASE (uvec))[idx] = f; | |
1001 | return SCM_UNSPECIFIED; | |
1002 | } | |
1003 | #undef FUNC_NAME | |
1004 | ||
1005 | ||
645f5e0e | 1006 | SCM_DEFINE (scm_s16vector_to_list, "s16vector->list", 1, 0, 0, |
71ca65d9 MG |
1007 | (SCM uvec), |
1008 | "Convert the homogeneous numeric vector @var{uvec} to a list.") | |
1009 | #define FUNC_NAME s_scm_s16vector_to_list | |
1010 | { | |
1011 | int idx; | |
1012 | int_s16 * p; | |
1013 | SCM res = SCM_EOL; | |
1014 | ||
1015 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1016 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S16) | |
1017 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1018 | ||
1019 | idx = SCM_UVEC_LENGTH (uvec); | |
1020 | p = (int_s16 *) SCM_UVEC_BASE (uvec) + idx; | |
1021 | while (idx-- > 0) | |
1022 | { | |
1023 | p--; | |
1024 | res = scm_cons (SCM_MAKINUM (*p), res); | |
1025 | } | |
1026 | return res; | |
1027 | } | |
1028 | #undef FUNC_NAME | |
1029 | ||
1030 | ||
1031 | SCM_DEFINE (scm_list_to_s16vector, "list->s16vector", 1, 0, 0, | |
1032 | (SCM l), | |
1033 | "Convert the list @var{l}, which must only contain signed\n" | |
1034 | "16-bit values, to a numeric homogeneous vector.") | |
1035 | #define FUNC_NAME s_scm_list_to_s16vector | |
1036 | { | |
1037 | SCM uvec; | |
1038 | SCM tmp; | |
1039 | int_s16 * p; | |
1040 | int n; | |
1041 | int arg_pos = 1; | |
1042 | ||
1043 | SCM_VALIDATE_LIST_COPYLEN (1, l, n); | |
1044 | ||
1045 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_S16, n); | |
1046 | p = (int_s16 *) SCM_UVEC_BASE (uvec); | |
1047 | tmp = l; | |
1048 | while (SCM_CONSP (tmp)) | |
1049 | { | |
1050 | int_s16 f = scm_num2short (SCM_CAR (tmp), 2, FUNC_NAME); | |
1051 | *p++ = f; | |
1052 | tmp = SCM_CDR (tmp); | |
1053 | arg_pos++; | |
1054 | } | |
1055 | scm_remember_upto_here_1 (l); | |
1056 | return uvec; | |
1057 | } | |
1058 | #undef FUNC_NAME | |
1059 | ||
1060 | ||
1061 | /* ================================================================ */ | |
1062 | /* U32 procedures. */ | |
1063 | /* ================================================================ */ | |
1064 | ||
1065 | ||
645f5e0e | 1066 | SCM_DEFINE (scm_u32vector_p, "u32vector?", 1, 0, 0, |
71ca65d9 MG |
1067 | (SCM obj), |
1068 | "Return @code{#t} if @var{obj} is a vector of type u32,\n" | |
1069 | "@code{#f} otherwise.") | |
1070 | #define FUNC_NAME s_scm_u32vector_p | |
1071 | { | |
1072 | return SCM_BOOL (SCM_SMOB_PREDICATE (scm_tc16_uvec, obj) && | |
1073 | SCM_UVEC_TYPE (obj) == SCM_UVEC_U32); | |
1074 | } | |
1075 | #undef FUNC_NAME | |
1076 | ||
1077 | ||
645f5e0e | 1078 | SCM_DEFINE (scm_make_u32vector, "make-u32vector", 1, 1, 0, |
71ca65d9 MG |
1079 | (SCM n, SCM fill), |
1080 | "Create a newly allocated homogeneous numeric vector which can\n" | |
1081 | "hold @var{len} elements. If @var{fill} is given, it is used to\n" | |
1082 | "initialize the elements, otherwise the contents of the vector\n" | |
1083 | "is unspecified.") | |
1084 | #define FUNC_NAME s_scm_make_u32vector | |
1085 | { | |
1086 | SCM uvec; | |
1087 | int_u32 * p; | |
1088 | int_u32 f; | |
1089 | int count; | |
1090 | ||
1091 | SCM_VALIDATE_INUM (1, n); | |
1092 | count = SCM_INUM (n); | |
1093 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_U32, count); | |
1094 | if (SCM_UNBNDP (fill)) | |
1095 | f = 0; | |
1096 | else | |
1097 | f = scm_num2uint (fill, 2, FUNC_NAME); | |
1098 | p = (int_u32 *) SCM_UVEC_BASE (uvec); | |
1099 | while (count-- > 0) | |
1100 | *p++ = f; | |
1101 | return uvec; | |
1102 | } | |
1103 | #undef FUNC_NAME | |
1104 | ||
1105 | ||
645f5e0e | 1106 | SCM_DEFINE (scm_u32vector, "u32vector", 0, 0, 1, |
71ca65d9 MG |
1107 | (SCM l), |
1108 | "Create a newly allocated homogeneous numeric vector containing\n" | |
1109 | "all argument values.") | |
1110 | #define FUNC_NAME s_scm_u32vector | |
1111 | { | |
1112 | SCM_VALIDATE_REST_ARGUMENT (l); | |
1113 | return scm_list_to_u32vector (l); | |
1114 | } | |
1115 | #undef FUNC_NAME | |
1116 | ||
1117 | ||
645f5e0e | 1118 | SCM_DEFINE (scm_u32vector_length, "u32vector-length", 1, 0, 0, |
71ca65d9 MG |
1119 | (SCM uvec), |
1120 | "Return the number of elements in the homogeneous numeric vector\n" | |
1121 | "@var{uvec}.") | |
1122 | #define FUNC_NAME s_scm_u32vector_length | |
1123 | { | |
1124 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1125 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U32) | |
1126 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1127 | return scm_int2num (SCM_UVEC_LENGTH (uvec)); | |
1128 | } | |
1129 | #undef FUNC_NAME | |
1130 | ||
1131 | ||
645f5e0e | 1132 | SCM_DEFINE (scm_u32vector_ref, "u32vector-ref", 2, 0, 0, |
71ca65d9 MG |
1133 | (SCM uvec, SCM index), |
1134 | "Return the element at @var{index} in the homogeneous numeric\n" | |
1135 | "vector @var{uvec}.") | |
1136 | #define FUNC_NAME s_scm_u32vector_ref | |
1137 | { | |
1138 | int idx; | |
1139 | ||
1140 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1141 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U32) | |
1142 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1143 | ||
1144 | idx = scm_num2int (index, 2, FUNC_NAME); | |
1145 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
1146 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
1147 | ||
1148 | return scm_uint2num (((int_u32 *) SCM_UVEC_BASE (uvec))[idx]); | |
1149 | } | |
1150 | #undef FUNC_NAME | |
1151 | ||
1152 | ||
645f5e0e | 1153 | SCM_DEFINE (scm_u32vector_set_x, "u32vector-set!", 3, 0, 0, |
71ca65d9 MG |
1154 | (SCM uvec, SCM index, SCM value), |
1155 | "Set the element at @var{index} in the homogeneous numeric\n" | |
1156 | "vector @var{uvec} to @var{value}. The return value is not\n" | |
1157 | "specified.") | |
1158 | #define FUNC_NAME s_scm_u32vector_ref | |
1159 | { | |
1160 | int idx; | |
1161 | int_u32 f; | |
1162 | ||
1163 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1164 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U32) | |
1165 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1166 | ||
1167 | idx = scm_num2int (index, 2, FUNC_NAME); | |
1168 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
1169 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
1170 | ||
1171 | f = scm_num2uint (value, 3, FUNC_NAME); | |
1172 | ||
1173 | ((int_u32 *) SCM_UVEC_BASE (uvec))[idx] = f; | |
1174 | return SCM_UNSPECIFIED; | |
1175 | } | |
1176 | #undef FUNC_NAME | |
1177 | ||
1178 | ||
645f5e0e | 1179 | SCM_DEFINE (scm_u32vector_to_list, "u32vector->list", 1, 0, 0, |
71ca65d9 MG |
1180 | (SCM uvec), |
1181 | "Convert the homogeneous numeric vector @var{uvec} to a list.") | |
1182 | #define FUNC_NAME s_scm_u32vector_to_list | |
1183 | { | |
1184 | int idx; | |
1185 | int_u32 * p; | |
1186 | SCM res = SCM_EOL; | |
1187 | ||
1188 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1189 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U32) | |
1190 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1191 | ||
1192 | idx = SCM_UVEC_LENGTH (uvec); | |
1193 | p = (int_u32 *) SCM_UVEC_BASE (uvec) + idx; | |
1194 | while (idx-- > 0) | |
1195 | { | |
1196 | p--; | |
1197 | res = scm_cons (scm_uint2num (*p), res); | |
1198 | } | |
1199 | return res; | |
1200 | } | |
1201 | #undef FUNC_NAME | |
1202 | ||
1203 | ||
1204 | SCM_DEFINE (scm_list_to_u32vector, "list->u32vector", 1, 0, 0, | |
1205 | (SCM l), | |
1206 | "Convert the list @var{l}, which must only contain unsigned\n" | |
1207 | "32-bit values, to a numeric homogeneous vector.") | |
1208 | #define FUNC_NAME s_scm_list_to_u32vector | |
1209 | { | |
1210 | SCM uvec; | |
1211 | int_u32 * p; | |
1212 | int n; | |
1213 | int arg_pos = 1; | |
1214 | ||
1215 | SCM_VALIDATE_LIST_COPYLEN (1, l, n); | |
1216 | ||
1217 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_U32, n); | |
1218 | p = (int_u32 *) SCM_UVEC_BASE (uvec); | |
1219 | while (SCM_CONSP (l)) | |
1220 | { | |
1221 | int_u32 f; | |
1222 | f = scm_num2uint (SCM_CAR (l), 2, FUNC_NAME); | |
1223 | *p++ = f; | |
1224 | l = SCM_CDR (l); | |
1225 | arg_pos++; | |
1226 | } | |
1227 | return uvec; | |
1228 | } | |
1229 | #undef FUNC_NAME | |
1230 | ||
1231 | ||
1232 | /* ================================================================ */ | |
1233 | /* S32 procedures. */ | |
1234 | /* ================================================================ */ | |
1235 | ||
1236 | ||
645f5e0e | 1237 | SCM_DEFINE (scm_s32vector_p, "s32vector?", 1, 0, 0, |
71ca65d9 MG |
1238 | (SCM obj), |
1239 | "Return @code{#t} if @var{obj} is a vector of type s32,\n" | |
1240 | "@code{#f} otherwise.") | |
1241 | #define FUNC_NAME s_scm_s32vector_p | |
1242 | { | |
1243 | return SCM_BOOL (SCM_SMOB_PREDICATE (scm_tc16_uvec, obj) && | |
1244 | SCM_UVEC_TYPE (obj) == SCM_UVEC_S32); | |
1245 | } | |
1246 | #undef FUNC_NAME | |
1247 | ||
1248 | ||
645f5e0e | 1249 | SCM_DEFINE (scm_make_s32vector, "make-s32vector", 1, 1, 0, |
71ca65d9 MG |
1250 | (SCM n, SCM fill), |
1251 | "Create a newly allocated homogeneous numeric vector which can\n" | |
1252 | "hold @var{len} elements. If @var{fill} is given, it is used to\n" | |
1253 | "initialize the elements, otherwise the contents of the vector\n" | |
1254 | "is unspecified.") | |
1255 | #define FUNC_NAME s_scm_make_s32vector | |
1256 | { | |
1257 | SCM uvec; | |
1258 | int_s32 * p; | |
1259 | int_s32 f; | |
1260 | int count; | |
1261 | ||
1262 | SCM_VALIDATE_INUM (1, n); | |
1263 | count = SCM_INUM (n); | |
1264 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_S32, count); | |
1265 | if (SCM_UNBNDP (fill)) | |
1266 | f = 0; | |
1267 | else | |
1268 | f = scm_num2int (fill, 2, FUNC_NAME); | |
1269 | p = (int_s32 *) SCM_UVEC_BASE (uvec); | |
1270 | while (count-- > 0) | |
1271 | *p++ = f; | |
1272 | return uvec; | |
1273 | } | |
1274 | #undef FUNC_NAME | |
1275 | ||
1276 | ||
645f5e0e | 1277 | SCM_DEFINE (scm_s32vector, "s32vector", 0, 0, 1, |
71ca65d9 MG |
1278 | (SCM l), |
1279 | "Create a newly allocated homogeneous numeric vector containing\n" | |
1280 | "all argument values.") | |
1281 | #define FUNC_NAME s_scm_s32vector | |
1282 | { | |
1283 | SCM_VALIDATE_REST_ARGUMENT (l); | |
1284 | return scm_list_to_s32vector (l); | |
1285 | } | |
1286 | #undef FUNC_NAME | |
1287 | ||
1288 | ||
645f5e0e | 1289 | SCM_DEFINE (scm_s32vector_length, "s32vector-length", 1, 0, 0, |
71ca65d9 MG |
1290 | (SCM uvec), |
1291 | "Return the number of elements in the homogeneous numeric vector\n" | |
1292 | "@var{uvec}.") | |
1293 | #define FUNC_NAME s_scm_s32vector_length | |
1294 | { | |
1295 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1296 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S32) | |
1297 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1298 | return scm_int2num (SCM_UVEC_LENGTH (uvec)); | |
1299 | } | |
1300 | #undef FUNC_NAME | |
1301 | ||
1302 | ||
645f5e0e | 1303 | SCM_DEFINE (scm_s32vector_ref, "s32vector-ref", 2, 0, 0, |
71ca65d9 MG |
1304 | (SCM uvec, SCM index), |
1305 | "Return the element at @var{index} in the homogeneous numeric\n" | |
1306 | "vector @var{uvec}.") | |
1307 | #define FUNC_NAME s_scm_s32vector_ref | |
1308 | { | |
1309 | int idx; | |
1310 | ||
1311 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1312 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S32) | |
1313 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1314 | ||
1315 | idx = scm_num2int (index, 2, FUNC_NAME); | |
1316 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
1317 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
1318 | ||
1319 | return scm_int2num (((int_s32 *) SCM_UVEC_BASE (uvec))[idx]); | |
1320 | } | |
1321 | #undef FUNC_NAME | |
1322 | ||
1323 | ||
645f5e0e | 1324 | SCM_DEFINE (scm_s32vector_set_x, "s32vector-set!", 3, 0, 0, |
71ca65d9 MG |
1325 | (SCM uvec, SCM index, SCM value), |
1326 | "Set the element at @var{index} in the homogeneous numeric\n" | |
1327 | "vector @var{uvec} to @var{value}. The return value is not\n" | |
1328 | "specified.") | |
1329 | #define FUNC_NAME s_scm_s32vector_ref | |
1330 | { | |
1331 | int idx; | |
1332 | int_s32 f; | |
1333 | ||
1334 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1335 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S32) | |
1336 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1337 | ||
1338 | idx = scm_num2int (index, 2, FUNC_NAME); | |
1339 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
1340 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
1341 | ||
1342 | f = scm_num2int (value, 3, FUNC_NAME); | |
1343 | ||
1344 | ((int_s32 *) SCM_UVEC_BASE (uvec))[idx] = f; | |
1345 | return SCM_UNSPECIFIED; | |
1346 | } | |
1347 | #undef FUNC_NAME | |
1348 | ||
1349 | ||
645f5e0e | 1350 | SCM_DEFINE (scm_s32vector_to_list, "s32vector->list", 1, 0, 0, |
71ca65d9 MG |
1351 | (SCM uvec), |
1352 | "Convert the homogeneous numeric vector @var{uvec} to a list.") | |
1353 | #define FUNC_NAME s_scm_s32vector_to_list | |
1354 | { | |
1355 | int idx; | |
1356 | int_s32 * p; | |
1357 | SCM res = SCM_EOL; | |
1358 | ||
1359 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1360 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S32) | |
1361 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1362 | ||
1363 | idx = SCM_UVEC_LENGTH (uvec); | |
1364 | p = (int_s32 *) SCM_UVEC_BASE (uvec) + idx; | |
1365 | while (idx-- > 0) | |
1366 | { | |
1367 | p--; | |
1368 | res = scm_cons (scm_int2num (*p), res); | |
1369 | } | |
1370 | return res; | |
1371 | } | |
1372 | #undef FUNC_NAME | |
1373 | ||
1374 | ||
1375 | SCM_DEFINE (scm_list_to_s32vector, "list->s32vector", 1, 0, 0, | |
1376 | (SCM l), | |
1377 | "Convert the list @var{l}, which must only contain signed\n" | |
1378 | "32-bit values, to a numeric homogeneous vector.") | |
1379 | #define FUNC_NAME s_scm_list_to_s32vector | |
1380 | { | |
1381 | SCM uvec; | |
1382 | int_s32 * p; | |
1383 | int n; | |
1384 | int arg_pos = 1; | |
1385 | ||
1386 | SCM_VALIDATE_LIST_COPYLEN (1, l, n); | |
1387 | ||
1388 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_S32, n); | |
1389 | p = (int_s32 *) SCM_UVEC_BASE (uvec); | |
1390 | while (SCM_CONSP (l)) | |
1391 | { | |
1392 | int_s32 f; | |
1393 | f = scm_num2int (SCM_CAR (l), 2, FUNC_NAME); | |
1394 | *p++ = f; | |
1395 | l = SCM_CDR (l); | |
1396 | arg_pos++; | |
1397 | } | |
1398 | return uvec; | |
1399 | } | |
1400 | #undef FUNC_NAME | |
1401 | ||
1402 | ||
e583edd0 | 1403 | #ifdef SCM_HAVE_T_INT64 |
71ca65d9 MG |
1404 | |
1405 | /* ================================================================ */ | |
1406 | /* U64 procedures. */ | |
1407 | /* ================================================================ */ | |
1408 | ||
1409 | ||
645f5e0e | 1410 | SCM_DEFINE (scm_u64vector_p, "u64vector?", 1, 0, 0, |
71ca65d9 MG |
1411 | (SCM obj), |
1412 | "Return @code{#t} if @var{obj} is a vector of type u64,\n" | |
1413 | "@code{#f} otherwise.") | |
1414 | #define FUNC_NAME s_scm_u64vector_p | |
1415 | { | |
1416 | return SCM_BOOL (SCM_SMOB_PREDICATE (scm_tc16_uvec, obj) && | |
1417 | SCM_UVEC_TYPE (obj) == SCM_UVEC_U64); | |
1418 | } | |
1419 | #undef FUNC_NAME | |
1420 | ||
1421 | ||
645f5e0e | 1422 | SCM_DEFINE (scm_make_u64vector, "make-u64vector", 1, 1, 0, |
71ca65d9 MG |
1423 | (SCM n, SCM fill), |
1424 | "Create a newly allocated homogeneous numeric vector which can\n" | |
1425 | "hold @var{len} elements. If @var{fill} is given, it is used to\n" | |
1426 | "initialize the elements, otherwise the contents of the vector\n" | |
1427 | "is unspecified.") | |
1428 | #define FUNC_NAME s_scm_make_u64vector | |
1429 | { | |
1430 | SCM uvec; | |
1431 | int_u64 * p; | |
1432 | int_u64 f; | |
1433 | int count; | |
1434 | ||
1435 | SCM_VALIDATE_INUM (1, n); | |
1436 | count = SCM_INUM (n); | |
1437 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_U64, count); | |
1438 | if (SCM_UNBNDP (fill)) | |
1439 | f = 0; | |
1440 | else | |
1441 | f = scm_num2ulong_long (fill, 2, FUNC_NAME); | |
1442 | p = (int_u64 *) SCM_UVEC_BASE (uvec); | |
1443 | while (count-- > 0) | |
1444 | *p++ = f; | |
1445 | return uvec; | |
1446 | } | |
1447 | #undef FUNC_NAME | |
1448 | ||
1449 | ||
645f5e0e | 1450 | SCM_DEFINE (scm_u64vector, "u64vector", 0, 0, 1, |
71ca65d9 MG |
1451 | (SCM l), |
1452 | "Create a newly allocated homogeneous numeric vector containing\n" | |
1453 | "all argument values.") | |
1454 | #define FUNC_NAME s_scm_u64vector | |
1455 | { | |
1456 | SCM_VALIDATE_REST_ARGUMENT (l); | |
1457 | return scm_list_to_u64vector (l); | |
1458 | } | |
1459 | #undef FUNC_NAME | |
1460 | ||
1461 | ||
645f5e0e | 1462 | SCM_DEFINE (scm_u64vector_length, "u64vector-length", 1, 0, 0, |
71ca65d9 MG |
1463 | (SCM uvec), |
1464 | "Return the number of elements in the homogeneous numeric vector\n" | |
1465 | "@var{uvec}.") | |
1466 | #define FUNC_NAME s_scm_u64vector_length | |
1467 | { | |
1468 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1469 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U64) | |
1470 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1471 | return scm_int2num (SCM_UVEC_LENGTH (uvec)); | |
1472 | } | |
1473 | #undef FUNC_NAME | |
1474 | ||
1475 | ||
645f5e0e | 1476 | SCM_DEFINE (scm_u64vector_ref, "u64vector-ref", 2, 0, 0, |
71ca65d9 MG |
1477 | (SCM uvec, SCM index), |
1478 | "Return the element at @var{index} in the homogeneous numeric\n" | |
1479 | "vector @var{uvec}.") | |
1480 | #define FUNC_NAME s_scm_u64vector_ref | |
1481 | { | |
1482 | int idx; | |
1483 | ||
1484 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1485 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U64) | |
1486 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1487 | ||
1488 | idx = scm_num2int (index, 2, FUNC_NAME); | |
1489 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
1490 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
1491 | ||
1492 | return scm_ulong_long2num (((int_u64 *) SCM_UVEC_BASE (uvec))[idx]); | |
1493 | } | |
1494 | #undef FUNC_NAME | |
1495 | ||
1496 | ||
645f5e0e | 1497 | SCM_DEFINE (scm_u64vector_set_x, "u64vector-set!", 3, 0, 0, |
71ca65d9 MG |
1498 | (SCM uvec, SCM index, SCM value), |
1499 | "Set the element at @var{index} in the homogeneous numeric\n" | |
1500 | "vector @var{uvec} to @var{value}. The return value is not\n" | |
1501 | "specified.") | |
1502 | #define FUNC_NAME s_scm_u64vector_ref | |
1503 | { | |
1504 | int idx; | |
1505 | int_u64 f; | |
1506 | ||
1507 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1508 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U64) | |
1509 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1510 | ||
1511 | idx = scm_num2int (index, 2, FUNC_NAME); | |
1512 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
1513 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
1514 | ||
1515 | f = scm_num2ulong_long (value, 3, FUNC_NAME); | |
1516 | ||
1517 | ((int_u64 *) SCM_UVEC_BASE (uvec))[idx] = f; | |
1518 | return SCM_UNSPECIFIED; | |
1519 | } | |
1520 | #undef FUNC_NAME | |
1521 | ||
1522 | ||
645f5e0e | 1523 | SCM_DEFINE (scm_u64vector_to_list, "u64vector->list", 1, 0, 0, |
71ca65d9 MG |
1524 | (SCM uvec), |
1525 | "Convert the homogeneous numeric vector @var{uvec} to a list.") | |
1526 | #define FUNC_NAME s_scm_u64vector_to_list | |
1527 | { | |
1528 | int idx; | |
1529 | int_u64 * p; | |
1530 | SCM res = SCM_EOL; | |
1531 | ||
1532 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1533 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_U64) | |
1534 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1535 | ||
1536 | idx = SCM_UVEC_LENGTH (uvec); | |
1537 | p = (int_u64 *) SCM_UVEC_BASE (uvec) + idx; | |
1538 | while (idx-- > 0) | |
1539 | { | |
1540 | p--; | |
1541 | res = scm_cons (scm_long_long2num (*p), res); | |
1542 | } | |
1543 | return res; | |
1544 | } | |
1545 | #undef FUNC_NAME | |
1546 | ||
1547 | ||
1548 | SCM_DEFINE (scm_list_to_u64vector, "list->u64vector", 1, 0, 0, | |
1549 | (SCM l), | |
1550 | "Convert the list @var{l}, which must only contain unsigned\n" | |
1551 | "64-bit values, to a numeric homogeneous vector.") | |
1552 | #define FUNC_NAME s_scm_list_to_u64vector | |
1553 | { | |
1554 | SCM uvec; | |
1555 | int_u64 * p; | |
1556 | int n; | |
1557 | int arg_pos = 1; | |
1558 | ||
1559 | SCM_VALIDATE_LIST_COPYLEN (1, l, n); | |
1560 | ||
1561 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_U64, n); | |
1562 | p = (int_u64 *) SCM_UVEC_BASE (uvec); | |
1563 | while (SCM_CONSP (l)) | |
1564 | { | |
1565 | int_u64 f; | |
1566 | f = scm_num2ulong_long (SCM_CAR (l), 2, FUNC_NAME); | |
1567 | *p++ = f; | |
1568 | l = SCM_CDR (l); | |
1569 | arg_pos++; | |
1570 | } | |
1571 | return uvec; | |
1572 | } | |
1573 | #undef FUNC_NAME | |
1574 | ||
1575 | ||
1576 | /* ================================================================ */ | |
1577 | /* S64 procedures. */ | |
1578 | /* ================================================================ */ | |
1579 | ||
1580 | ||
645f5e0e | 1581 | SCM_DEFINE (scm_s64vector_p, "s64vector?", 1, 0, 0, |
71ca65d9 MG |
1582 | (SCM obj), |
1583 | "Return @code{#t} if @var{obj} is a vector of type s64,\n" | |
1584 | "@code{#f} otherwise.") | |
1585 | #define FUNC_NAME s_scm_s64vector_p | |
1586 | { | |
1587 | return SCM_BOOL (SCM_SMOB_PREDICATE (scm_tc16_uvec, obj) && | |
1588 | SCM_UVEC_TYPE (obj) == SCM_UVEC_S64); | |
1589 | } | |
1590 | #undef FUNC_NAME | |
1591 | ||
1592 | ||
645f5e0e | 1593 | SCM_DEFINE (scm_make_s64vector, "make-s64vector", 1, 1, 0, |
71ca65d9 MG |
1594 | (SCM n, SCM fill), |
1595 | "Create a newly allocated homogeneous numeric vector which can\n" | |
1596 | "hold @var{len} elements. If @var{fill} is given, it is used to\n" | |
1597 | "initialize the elements, otherwise the contents of the vector\n" | |
1598 | "is unspecified.") | |
1599 | #define FUNC_NAME s_scm_make_s64vector | |
1600 | { | |
1601 | SCM uvec; | |
1602 | int_s64 * p; | |
1603 | int_s64 f; | |
1604 | int count; | |
1605 | ||
1606 | SCM_VALIDATE_INUM (1, n); | |
1607 | count = SCM_INUM (n); | |
1608 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_S64, count); | |
1609 | if (SCM_UNBNDP (fill)) | |
1610 | f = 0; | |
1611 | else | |
1612 | f = scm_num2long_long (fill, 2, FUNC_NAME); | |
1613 | p = (int_s64 *) SCM_UVEC_BASE (uvec); | |
1614 | while (count-- > 0) | |
1615 | *p++ = f; | |
1616 | return uvec; | |
1617 | } | |
1618 | #undef FUNC_NAME | |
1619 | ||
1620 | ||
645f5e0e | 1621 | SCM_DEFINE (scm_s64vector, "s64vector", 0, 0, 1, |
71ca65d9 MG |
1622 | (SCM l), |
1623 | "Create a newly allocated homogeneous numeric vector containing\n" | |
1624 | "all argument values.") | |
1625 | #define FUNC_NAME s_scm_s64vector | |
1626 | { | |
1627 | SCM_VALIDATE_REST_ARGUMENT (l); | |
1628 | return scm_list_to_s64vector (l); | |
1629 | } | |
1630 | #undef FUNC_NAME | |
1631 | ||
1632 | ||
645f5e0e | 1633 | SCM_DEFINE (scm_s64vector_length, "s64vector-length", 1, 0, 0, |
71ca65d9 MG |
1634 | (SCM uvec), |
1635 | "Return the number of elements in the homogeneous numeric vector\n" | |
1636 | "@var{uvec}.") | |
1637 | #define FUNC_NAME s_scm_s64vector_length | |
1638 | { | |
1639 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1640 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S64) | |
1641 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1642 | return scm_int2num (SCM_UVEC_LENGTH (uvec)); | |
1643 | } | |
1644 | #undef FUNC_NAME | |
1645 | ||
1646 | ||
645f5e0e | 1647 | SCM_DEFINE (scm_s64vector_ref, "s64vector-ref", 2, 0, 0, |
71ca65d9 MG |
1648 | (SCM uvec, SCM index), |
1649 | "Return the element at @var{index} in the homogeneous numeric\n" | |
1650 | "vector @var{uvec}.") | |
1651 | #define FUNC_NAME s_scm_s64vector_ref | |
1652 | { | |
1653 | int idx; | |
1654 | ||
1655 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1656 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S64) | |
1657 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1658 | ||
1659 | idx = scm_num2int (index, 2, FUNC_NAME); | |
1660 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
1661 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
1662 | ||
1663 | return scm_long_long2num (((int_s64 *) SCM_UVEC_BASE (uvec))[idx]); | |
1664 | } | |
1665 | #undef FUNC_NAME | |
1666 | ||
1667 | ||
645f5e0e | 1668 | SCM_DEFINE (scm_s64vector_set_x, "s64vector-set!", 3, 0, 0, |
71ca65d9 MG |
1669 | (SCM uvec, SCM index, SCM value), |
1670 | "Set the element at @var{index} in the homogeneous numeric\n" | |
1671 | "vector @var{uvec} to @var{value}. The return value is not\n" | |
1672 | "specified.") | |
1673 | #define FUNC_NAME s_scm_s64vector_ref | |
1674 | { | |
1675 | int idx; | |
1676 | int_s64 f; | |
1677 | ||
1678 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1679 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S64) | |
1680 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1681 | ||
1682 | idx = scm_num2int (index, 2, FUNC_NAME); | |
1683 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
1684 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
1685 | ||
1686 | f = scm_num2long_long (value, 3, FUNC_NAME); | |
1687 | ||
1688 | ((int_s64 *) SCM_UVEC_BASE (uvec))[idx] = f; | |
1689 | return SCM_UNSPECIFIED; | |
1690 | } | |
1691 | #undef FUNC_NAME | |
1692 | ||
1693 | ||
645f5e0e | 1694 | SCM_DEFINE (scm_s64vector_to_list, "s64vector->list", 1, 0, 0, |
71ca65d9 MG |
1695 | (SCM uvec), |
1696 | "Convert the homogeneous numeric vector @var{uvec} to a list.") | |
1697 | #define FUNC_NAME s_scm_s64vector_to_list | |
1698 | { | |
1699 | int idx; | |
1700 | int_s64 * p; | |
1701 | SCM res = SCM_EOL; | |
1702 | ||
1703 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1704 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_S64) | |
1705 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1706 | ||
1707 | idx = SCM_UVEC_LENGTH (uvec); | |
1708 | p = (int_s64 *) SCM_UVEC_BASE (uvec) + idx; | |
1709 | while (idx-- > 0) | |
1710 | { | |
1711 | p--; | |
1712 | res = scm_cons (scm_long_long2num (*p), res); | |
1713 | } | |
1714 | return res; | |
1715 | } | |
1716 | #undef FUNC_NAME | |
1717 | ||
1718 | ||
1719 | SCM_DEFINE (scm_list_to_s64vector, "list->s64vector", 1, 0, 0, | |
1720 | (SCM l), | |
1721 | "Convert the list @var{l}, which must only contain signed\n" | |
1722 | "64-bit values, to a numeric homogeneous vector.") | |
1723 | #define FUNC_NAME s_scm_list_to_s64vector | |
1724 | { | |
1725 | SCM uvec; | |
1726 | int_s64 * p; | |
1727 | int n; | |
1728 | int arg_pos = 1; | |
1729 | ||
1730 | SCM_VALIDATE_LIST_COPYLEN (1, l, n); | |
1731 | ||
1732 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_S64, n); | |
1733 | p = (int_s64 *) SCM_UVEC_BASE (uvec); | |
1734 | while (SCM_CONSP (l)) | |
1735 | { | |
1736 | int_s64 f; | |
1737 | f = scm_num2long_long (SCM_CAR (l), 2, FUNC_NAME); | |
1738 | *p++ = f; | |
1739 | l = SCM_CDR (l); | |
1740 | arg_pos++; | |
1741 | } | |
1742 | return uvec; | |
1743 | } | |
1744 | #undef FUNC_NAME | |
1745 | ||
e583edd0 | 1746 | #endif /* SCM_HAVE_T_INT64 */ |
71ca65d9 MG |
1747 | |
1748 | ||
1749 | /* ================================================================ */ | |
1750 | /* F32 procedures. */ | |
1751 | /* ================================================================ */ | |
1752 | ||
1753 | ||
645f5e0e | 1754 | SCM_DEFINE (scm_f32vector_p, "f32vector?", 1, 0, 0, |
71ca65d9 MG |
1755 | (SCM obj), |
1756 | "Return @code{#t} if @var{obj} is a vector of type f32,\n" | |
1757 | "@code{#f} otherwise.") | |
1758 | #define FUNC_NAME s_scm_f32vector_p | |
1759 | { | |
1760 | return SCM_BOOL (SCM_SMOB_PREDICATE (scm_tc16_uvec, obj) && | |
1761 | SCM_UVEC_TYPE (obj) == SCM_UVEC_F32); | |
1762 | } | |
1763 | #undef FUNC_NAME | |
1764 | ||
1765 | ||
645f5e0e | 1766 | SCM_DEFINE (scm_make_f32vector, "make-f32vector", 1, 1, 0, |
71ca65d9 MG |
1767 | (SCM n, SCM fill), |
1768 | "Create a newly allocated homogeneous numeric vector which can\n" | |
1769 | "hold @var{len} elements. If @var{fill} is given, it is used to\n" | |
1770 | "initialize the elements, otherwise the contents of the vector\n" | |
1771 | "is unspecified.") | |
1772 | #define FUNC_NAME s_scm_make_f32vector | |
1773 | { | |
1774 | SCM uvec; | |
1775 | float_f32 * p; | |
1776 | float_f32 f; | |
1777 | int count; | |
1778 | ||
1779 | SCM_VALIDATE_INUM (1, n); | |
1780 | count = SCM_INUM (n); | |
1781 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_F32, count); | |
1782 | if (SCM_UNBNDP (fill)) | |
1783 | f = 0; | |
1784 | else | |
1785 | { | |
1786 | double d = scm_num2dbl (fill, FUNC_NAME); | |
1787 | f = d; | |
1788 | #if 0 | |
1789 | /* This test somehow fails for even the simplest inexact | |
1790 | numbers, like 3.1. Must find out how to check properly. */ | |
1791 | if (f != d) | |
1792 | scm_out_of_range_pos (FUNC_NAME, fill, SCM_MAKINUM (2)); | |
1793 | #endif /* 0 */ | |
1794 | } | |
1795 | p = (float_f32 *) SCM_UVEC_BASE (uvec); | |
1796 | while (count-- > 0) | |
1797 | *p++ = f; | |
1798 | return uvec; | |
1799 | } | |
1800 | #undef FUNC_NAME | |
1801 | ||
1802 | ||
645f5e0e | 1803 | SCM_DEFINE (scm_f32vector, "f32vector", 0, 0, 1, |
71ca65d9 MG |
1804 | (SCM l), |
1805 | "Create a newly allocated homogeneous numeric vector containing\n" | |
1806 | "all argument values.") | |
1807 | #define FUNC_NAME s_scm_f32vector | |
1808 | { | |
1809 | SCM_VALIDATE_REST_ARGUMENT (l); | |
1810 | return scm_list_to_f32vector (l); | |
1811 | } | |
1812 | #undef FUNC_NAME | |
1813 | ||
1814 | ||
645f5e0e | 1815 | SCM_DEFINE (scm_f32vector_length, "f32vector-length", 1, 0, 0, |
71ca65d9 MG |
1816 | (SCM uvec), |
1817 | "Return the number of elements in the homogeneous numeric vector\n" | |
1818 | "@var{uvec}.") | |
1819 | #define FUNC_NAME s_scm_f32vector_length | |
1820 | { | |
1821 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1822 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_F32) | |
1823 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1824 | return scm_int2num (SCM_UVEC_LENGTH (uvec)); | |
1825 | } | |
1826 | #undef FUNC_NAME | |
1827 | ||
1828 | ||
645f5e0e | 1829 | SCM_DEFINE (scm_f32vector_ref, "f32vector-ref", 2, 0, 0, |
71ca65d9 MG |
1830 | (SCM uvec, SCM index), |
1831 | "Return the element at @var{index} in the homogeneous numeric\n" | |
1832 | "vector @var{uvec}.") | |
1833 | #define FUNC_NAME s_scm_f32vector_ref | |
1834 | { | |
1835 | int idx; | |
1836 | ||
1837 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1838 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_F32) | |
1839 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1840 | ||
1841 | idx = scm_num2int (index, 2, FUNC_NAME); | |
1842 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
1843 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
1844 | ||
1845 | return scm_make_real (((float_f32 *) SCM_UVEC_BASE (uvec))[idx]); | |
1846 | } | |
1847 | #undef FUNC_NAME | |
1848 | ||
1849 | ||
645f5e0e | 1850 | SCM_DEFINE (scm_f32vector_set_x, "f32vector-set!", 3, 0, 0, |
71ca65d9 MG |
1851 | (SCM uvec, SCM index, SCM value), |
1852 | "Set the element at @var{index} in the homogeneous numeric\n" | |
1853 | "vector @var{uvec} to @var{value}. The return value is not\n" | |
1854 | "specified.") | |
1855 | #define FUNC_NAME s_scm_f32vector_ref | |
1856 | { | |
1857 | int idx; | |
1858 | float_f32 f; | |
1859 | double d; | |
1860 | ||
1861 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1862 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_F32) | |
1863 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1864 | ||
1865 | idx = scm_num2int (index, 2, FUNC_NAME); | |
1866 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
1867 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
1868 | ||
1869 | d = scm_num2dbl (value, FUNC_NAME); | |
1870 | f = d; | |
1871 | #if 0 | |
1872 | /* This test somehow fails for even the simplest inexact | |
1873 | numbers, like 3.1. Must find out how to check properly. */ | |
1874 | if (f != d) | |
1875 | scm_out_of_range_pos (FUNC_NAME, value, SCM_MAKINUM (3)); | |
1876 | #endif /* 0 */ | |
1877 | ||
1878 | ((float_f32 *) SCM_UVEC_BASE (uvec))[idx] = f; | |
1879 | return SCM_UNSPECIFIED; | |
1880 | } | |
1881 | #undef FUNC_NAME | |
1882 | ||
1883 | ||
645f5e0e | 1884 | SCM_DEFINE (scm_f32vector_to_list, "f32vector->list", 1, 0, 0, |
71ca65d9 MG |
1885 | (SCM uvec), |
1886 | "Convert the homogeneous numeric vector @var{uvec} to a list.") | |
1887 | #define FUNC_NAME s_scm_f32vector_to_list | |
1888 | { | |
1889 | int idx; | |
1890 | float_f32 * p; | |
1891 | SCM res = SCM_EOL; | |
1892 | ||
1893 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
1894 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_F32) | |
1895 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
1896 | ||
1897 | idx = SCM_UVEC_LENGTH (uvec); | |
1898 | p = (float_f32 *) SCM_UVEC_BASE (uvec) + idx; | |
1899 | while (idx-- > 0) | |
1900 | { | |
1901 | p--; | |
1902 | res = scm_cons (scm_make_real (*p), res); | |
1903 | } | |
1904 | return res; | |
1905 | } | |
1906 | #undef FUNC_NAME | |
1907 | ||
1908 | ||
1909 | SCM_DEFINE (scm_list_to_f32vector, "list->f32vector", 1, 0, 0, | |
1910 | (SCM l), | |
1911 | "Convert the list @var{l}, which must only contain unsigned\n" | |
1912 | "8-bit values, to a numeric homogeneous vector.") | |
1913 | #define FUNC_NAME s_scm_list_to_f32vector | |
1914 | { | |
1915 | SCM uvec; | |
1916 | float_f32 * p; | |
1917 | int n; | |
1918 | int arg_pos = 1; | |
1919 | ||
1920 | SCM_VALIDATE_LIST_COPYLEN (1, l, n); | |
1921 | ||
1922 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_F32, n); | |
1923 | p = (float_f32 *) SCM_UVEC_BASE (uvec); | |
1924 | while (SCM_CONSP (l)) | |
1925 | { | |
1926 | float_f32 f; | |
1927 | double d; | |
1928 | d = scm_num2dbl (SCM_CAR (l), FUNC_NAME); | |
1929 | f = d; | |
1930 | #if 0 | |
1931 | /* This test somehow fails for even the simplest inexact | |
1932 | numbers, like 3.1. Must find out how to check properly. */ | |
1933 | if (d != f) | |
1934 | scm_out_of_range_pos (FUNC_NAME, l, SCM_MAKINUM (1)); | |
1935 | #endif /* 0 */ | |
1936 | *p++ = f; | |
1937 | l = SCM_CDR (l); | |
1938 | arg_pos++; | |
1939 | } | |
1940 | return uvec; | |
1941 | } | |
1942 | #undef FUNC_NAME | |
1943 | ||
1944 | ||
1945 | /* ================================================================ */ | |
1946 | /* F64 procedures. */ | |
1947 | /* ================================================================ */ | |
1948 | ||
1949 | ||
645f5e0e | 1950 | SCM_DEFINE (scm_f64vector_p, "f64vector?", 1, 0, 0, |
71ca65d9 MG |
1951 | (SCM obj), |
1952 | "Return @code{#t} if @var{obj} is a vector of type f64,\n" | |
1953 | "@code{#f} otherwise.") | |
1954 | #define FUNC_NAME s_scm_f64vector_p | |
1955 | { | |
1956 | return SCM_BOOL (SCM_SMOB_PREDICATE (scm_tc16_uvec, obj) && | |
1957 | SCM_UVEC_TYPE (obj) == SCM_UVEC_F64); | |
1958 | } | |
1959 | #undef FUNC_NAME | |
1960 | ||
1961 | ||
645f5e0e | 1962 | SCM_DEFINE (scm_make_f64vector, "make-f64vector", 1, 1, 0, |
71ca65d9 MG |
1963 | (SCM n, SCM fill), |
1964 | "Create a newly allocated homogeneous numeric vector which can\n" | |
1965 | "hold @var{len} elements. If @var{fill} is given, it is used to\n" | |
1966 | "initialize the elements, otherwise the contents of the vector\n" | |
1967 | "is unspecified.") | |
1968 | #define FUNC_NAME s_scm_make_f64vector | |
1969 | { | |
1970 | SCM uvec; | |
1971 | float_f64 * p; | |
1972 | float_f64 f; | |
1973 | int count; | |
1974 | ||
1975 | SCM_VALIDATE_INUM (1, n); | |
1976 | count = SCM_INUM (n); | |
1977 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_F64, count); | |
1978 | if (SCM_UNBNDP (fill)) | |
1979 | f = 0; | |
1980 | else | |
1981 | f = scm_num2dbl (fill, FUNC_NAME); | |
1982 | p = (float_f64 *) SCM_UVEC_BASE (uvec); | |
1983 | while (count-- > 0) | |
1984 | *p++ = f; | |
1985 | return uvec; | |
1986 | } | |
1987 | #undef FUNC_NAME | |
1988 | ||
1989 | ||
645f5e0e | 1990 | SCM_DEFINE (scm_f64vector, "f64vector", 0, 0, 1, |
71ca65d9 MG |
1991 | (SCM l), |
1992 | "Create a newly allocated homogeneous numeric vector containing\n" | |
1993 | "all argument values.") | |
1994 | #define FUNC_NAME s_scm_f64vector | |
1995 | { | |
1996 | SCM_VALIDATE_REST_ARGUMENT (l); | |
1997 | return scm_list_to_f64vector (l); | |
1998 | } | |
1999 | #undef FUNC_NAME | |
2000 | ||
2001 | ||
645f5e0e | 2002 | SCM_DEFINE (scm_f64vector_length, "f64vector-length", 1, 0, 0, |
71ca65d9 MG |
2003 | (SCM uvec), |
2004 | "Return the number of elements in the homogeneous numeric vector\n" | |
2005 | "@var{uvec}.") | |
2006 | #define FUNC_NAME s_scm_f64vector_length | |
2007 | { | |
2008 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
2009 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_F64) | |
2010 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
2011 | return scm_int2num (SCM_UVEC_LENGTH (uvec)); | |
2012 | } | |
2013 | #undef FUNC_NAME | |
2014 | ||
2015 | ||
645f5e0e | 2016 | SCM_DEFINE (scm_f64vector_ref, "f64vector-ref", 2, 0, 0, |
71ca65d9 MG |
2017 | (SCM uvec, SCM index), |
2018 | "Return the element at @var{index} in the homogeneous numeric\n" | |
2019 | "vector @var{uvec}.") | |
2020 | #define FUNC_NAME s_scm_f64vector_ref | |
2021 | { | |
2022 | int idx; | |
2023 | ||
2024 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
2025 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_F64) | |
2026 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
2027 | ||
2028 | idx = scm_num2int (index, 2, FUNC_NAME); | |
2029 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
2030 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
2031 | ||
2032 | return scm_make_real (((float_f64 *) SCM_UVEC_BASE (uvec))[idx]); | |
2033 | } | |
2034 | #undef FUNC_NAME | |
2035 | ||
2036 | ||
645f5e0e | 2037 | SCM_DEFINE (scm_f64vector_set_x, "f64vector-set!", 3, 0, 0, |
71ca65d9 MG |
2038 | (SCM uvec, SCM index, SCM value), |
2039 | "Set the element at @var{index} in the homogeneous numeric\n" | |
2040 | "vector @var{uvec} to @var{value}. The return value is not\n" | |
2041 | "specified.") | |
2042 | #define FUNC_NAME s_scm_f64vector_ref | |
2043 | { | |
2044 | int idx; | |
2045 | float_f64 f; | |
2046 | ||
2047 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
2048 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_F64) | |
2049 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
2050 | ||
2051 | idx = scm_num2int (index, 2, FUNC_NAME); | |
2052 | if (idx < 0 || idx >= SCM_UVEC_LENGTH (uvec)) | |
2053 | scm_out_of_range_pos (FUNC_NAME, index, SCM_MAKINUM (2)); | |
2054 | ||
2055 | f = scm_num2dbl (value, FUNC_NAME); | |
2056 | ||
2057 | ((float_f64 *) SCM_UVEC_BASE (uvec))[idx] = f; | |
2058 | return SCM_UNSPECIFIED; | |
2059 | } | |
2060 | #undef FUNC_NAME | |
2061 | ||
2062 | ||
645f5e0e | 2063 | SCM_DEFINE (scm_f64vector_to_list, "f64vector->list", 1, 0, 0, |
71ca65d9 MG |
2064 | (SCM uvec), |
2065 | "Convert the homogeneous numeric vector @var{uvec} to a list.") | |
2066 | #define FUNC_NAME s_scm_f64vector_to_list | |
2067 | { | |
2068 | int idx; | |
2069 | float_f64 * p; | |
2070 | SCM res = SCM_EOL; | |
2071 | ||
2072 | SCM_VALIDATE_SMOB (1, uvec, uvec); | |
2073 | if (SCM_UVEC_TYPE (uvec) != SCM_UVEC_F64) | |
2074 | scm_wrong_type_arg (FUNC_NAME, 1, uvec); | |
2075 | ||
2076 | idx = SCM_UVEC_LENGTH (uvec); | |
2077 | p = (float_f64 *) SCM_UVEC_BASE (uvec) + idx; | |
2078 | while (idx-- > 0) | |
2079 | { | |
2080 | p--; | |
2081 | res = scm_cons (scm_make_real (*p), res); | |
2082 | } | |
2083 | return res; | |
2084 | } | |
2085 | #undef FUNC_NAME | |
2086 | ||
2087 | ||
2088 | SCM_DEFINE (scm_list_to_f64vector, "list->f64vector", 1, 0, 0, | |
2089 | (SCM l), | |
2090 | "Convert the list @var{l}, which must only contain signed\n" | |
2091 | "8-bit values, to a numeric homogeneous vector.") | |
2092 | #define FUNC_NAME s_scm_list_to_f64vector | |
2093 | { | |
2094 | SCM uvec; | |
2095 | float_f64 * p; | |
2096 | int n; | |
2097 | int arg_pos = 1; | |
2098 | ||
2099 | SCM_VALIDATE_LIST_COPYLEN (1, l, n); | |
2100 | ||
2101 | uvec = make_uvec (FUNC_NAME, SCM_UVEC_F64, n); | |
2102 | p = (float_f64 *) SCM_UVEC_BASE (uvec); | |
2103 | while (SCM_CONSP (l)) | |
2104 | { | |
2105 | float_f64 f = scm_num2dbl (SCM_CAR (l), FUNC_NAME); | |
2106 | *p++ = f; | |
2107 | l = SCM_CDR (l); | |
2108 | arg_pos++; | |
2109 | } | |
2110 | return uvec; | |
2111 | } | |
2112 | #undef FUNC_NAME | |
2113 | ||
2114 | ||
2c4df451 MG |
2115 | /* Create the smob type for homogeneous numeric vectors and install |
2116 | the primitives. */ | |
71ca65d9 MG |
2117 | void |
2118 | scm_init_srfi_4 (void) | |
2119 | { | |
2120 | scm_tc16_uvec = scm_make_smob_type ("uvec", 0); | |
2121 | scm_set_smob_free (scm_tc16_uvec, uvec_free); | |
2122 | scm_set_smob_print (scm_tc16_uvec, uvec_print); | |
71ca65d9 | 2123 | #include "srfi/srfi-4.x" |
71ca65d9 | 2124 | } |
2c4df451 MG |
2125 | |
2126 | /* End of srfi-4.c. */ |