Commit | Line | Data |
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b6149d8d | 1 | /* Copyright (C) 1996,1998,2000,2001,2004,2005, 2006, 2008, 2009 Free Software Foundation, Inc. |
0f2d19dd | 2 | * |
73be1d9e | 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. | |
0f2d19dd | 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 | |
73be1d9e MV |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
11 | * Lesser General Public License for more details. | |
0f2d19dd | 12 | * |
73be1d9e MV |
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 | |
73be1d9e | 17 | */ |
1bbd0b84 | 18 | |
1bbd0b84 | 19 | |
0f2d19dd JB |
20 | \f |
21 | ||
22 | ||
23 | \f | |
dbb605f5 LC |
24 | #ifdef HAVE_CONFIG_H |
25 | # include <config.h> | |
26 | #endif | |
0f2d19dd | 27 | |
a0599745 | 28 | #include "libguile/_scm.h" |
405aaef9 | 29 | #include "libguile/strings.h" |
2fa901a5 | 30 | #include "libguile/arrays.h" |
a0599745 MD |
31 | #include "libguile/smob.h" |
32 | #include "libguile/chars.h" | |
33 | #include "libguile/eq.h" | |
34 | #include "libguile/eval.h" | |
35 | #include "libguile/feature.h" | |
36 | #include "libguile/root.h" | |
37 | #include "libguile/vectors.h" | |
cf396142 | 38 | #include "libguile/bitvectors.h" |
b4bdadde | 39 | #include "libguile/srfi-4.h" |
1030b450 | 40 | #include "libguile/generalized-arrays.h" |
f332e957 | 41 | #include "libguile/generalized-vectors.h" |
a0599745 MD |
42 | |
43 | #include "libguile/validate.h" | |
5d1b3b2d | 44 | #include "libguile/array-map.h" |
0f2d19dd JB |
45 | \f |
46 | ||
0f2d19dd JB |
47 | typedef struct |
48 | { | |
49 | char *name; | |
50 | SCM sproc; | |
51 | int (*vproc) (); | |
52 | } ra_iproc; | |
53 | ||
ad310508 MD |
54 | |
55 | /* These tables are a kluge that will not scale well when more | |
56 | * vectorized subrs are added. It is tempting to steal some bits from | |
57 | * the SCM_CAR of all subrs (like those selected by SCM_SMOBNUM) to hold an | |
58 | * offset into a table of vectorized subrs. | |
59 | */ | |
60 | ||
61 | static ra_iproc ra_rpsubrs[] = | |
62 | { | |
63 | {"=", SCM_UNDEFINED, scm_ra_eqp}, | |
64 | {"<", SCM_UNDEFINED, scm_ra_lessp}, | |
65 | {"<=", SCM_UNDEFINED, scm_ra_leqp}, | |
66 | {">", SCM_UNDEFINED, scm_ra_grp}, | |
67 | {">=", SCM_UNDEFINED, scm_ra_greqp}, | |
68 | {0, 0, 0} | |
69 | }; | |
70 | ||
71 | static ra_iproc ra_asubrs[] = | |
72 | { | |
73 | {"+", SCM_UNDEFINED, scm_ra_sum}, | |
74 | {"-", SCM_UNDEFINED, scm_ra_difference}, | |
75 | {"*", SCM_UNDEFINED, scm_ra_product}, | |
76 | {"/", SCM_UNDEFINED, scm_ra_divide}, | |
77 | {0, 0, 0} | |
78 | }; | |
79 | ||
d66b74dc LC |
80 | /* The WHAT argument for `scm_gc_malloc ()' et al. */ |
81 | static const char indices_gc_hint[] = "array-indices"; | |
82 | ||
0f2d19dd | 83 | |
85516012 MV |
84 | #define GVREF scm_c_generalized_vector_ref |
85 | #define GVSET scm_c_generalized_vector_set_x | |
c209c88e | 86 | |
c014a02e | 87 | static unsigned long |
b4b33636 | 88 | cind (SCM ra, long *ve) |
0f2d19dd | 89 | { |
c014a02e | 90 | unsigned long i; |
0f2d19dd | 91 | int k; |
04b87de5 | 92 | if (!SCM_I_ARRAYP (ra)) |
0f2d19dd | 93 | return *ve; |
04b87de5 MV |
94 | i = SCM_I_ARRAY_BASE (ra); |
95 | for (k = 0; k < SCM_I_ARRAY_NDIM (ra); k++) | |
96 | i += (ve[k] - SCM_I_ARRAY_DIMS (ra)[k].lbnd) * SCM_I_ARRAY_DIMS (ra)[k].inc; | |
0f2d19dd JB |
97 | return i; |
98 | } | |
99 | ||
100 | ||
101 | /* Checker for scm_array mapping functions: | |
102 | return values: 4 --> shapes, increments, and bases are the same; | |
103 | 3 --> shapes and increments are the same; | |
104 | 2 --> shapes are the same; | |
105 | 1 --> ras are at least as big as ra0; | |
106 | 0 --> no match. | |
107 | */ | |
1cc91f1b | 108 | |
0f2d19dd | 109 | int |
6e8d25a6 | 110 | scm_ra_matchp (SCM ra0, SCM ras) |
0f2d19dd JB |
111 | { |
112 | SCM ra1; | |
92c2555f MV |
113 | scm_t_array_dim dims; |
114 | scm_t_array_dim *s0 = &dims; | |
115 | scm_t_array_dim *s1; | |
c014a02e | 116 | unsigned long bas0 = 0; |
0f2d19dd | 117 | int i, ndim = 1; |
399aba0a MV |
118 | int exact = 2 /* 4 */ ; /* Don't care about values >2 (yet?) */ |
119 | ||
120 | if (scm_is_generalized_vector (ra0)) | |
c209c88e | 121 | { |
c209c88e GB |
122 | s0->lbnd = 0; |
123 | s0->inc = 1; | |
399aba0a MV |
124 | s0->ubnd = scm_c_generalized_vector_length (ra0) - 1; |
125 | } | |
04b87de5 | 126 | else if (SCM_I_ARRAYP (ra0)) |
399aba0a | 127 | { |
04b87de5 MV |
128 | ndim = SCM_I_ARRAY_NDIM (ra0); |
129 | s0 = SCM_I_ARRAY_DIMS (ra0); | |
130 | bas0 = SCM_I_ARRAY_BASE (ra0); | |
c209c88e | 131 | } |
399aba0a MV |
132 | else |
133 | return 0; | |
134 | ||
368cf54d | 135 | while (SCM_NIMP (ras)) |
c209c88e GB |
136 | { |
137 | ra1 = SCM_CAR (ras); | |
399aba0a MV |
138 | |
139 | if (scm_is_generalized_vector (ra1)) | |
c209c88e | 140 | { |
399aba0a MV |
141 | size_t length; |
142 | ||
143 | if (1 != ndim) | |
c209c88e | 144 | return 0; |
399aba0a MV |
145 | |
146 | length = scm_c_generalized_vector_length (ra1); | |
147 | ||
148 | switch (exact) | |
149 | { | |
150 | case 4: | |
151 | if (0 != bas0) | |
152 | exact = 3; | |
153 | case 3: | |
154 | if (1 != s0->inc) | |
155 | exact = 2; | |
156 | case 2: | |
157 | if ((0 == s0->lbnd) && (s0->ubnd == length - 1)) | |
158 | break; | |
159 | exact = 1; | |
160 | case 1: | |
161 | if (s0->lbnd < 0 || s0->ubnd >= length) | |
162 | return 0; | |
163 | } | |
164 | } | |
04b87de5 | 165 | else if (SCM_I_ARRAYP (ra1) && ndim == SCM_I_ARRAY_NDIM (ra1)) |
399aba0a | 166 | { |
04b87de5 MV |
167 | s1 = SCM_I_ARRAY_DIMS (ra1); |
168 | if (bas0 != SCM_I_ARRAY_BASE (ra1)) | |
c209c88e GB |
169 | exact = 3; |
170 | for (i = 0; i < ndim; i++) | |
171 | switch (exact) | |
172 | { | |
173 | case 4: | |
174 | case 3: | |
175 | if (s0[i].inc != s1[i].inc) | |
176 | exact = 2; | |
177 | case 2: | |
178 | if (s0[i].lbnd == s1[i].lbnd && s0[i].ubnd == s1[i].ubnd) | |
179 | break; | |
180 | exact = 1; | |
181 | default: | |
182 | if (s0[i].lbnd < s1[i].lbnd || s0[i].ubnd > s1[i].ubnd) | |
183 | return (s0[i].lbnd <= s0[i].ubnd ? 0 : 1); | |
184 | } | |
c209c88e | 185 | } |
399aba0a MV |
186 | else |
187 | return 0; | |
188 | ||
c209c88e GB |
189 | ras = SCM_CDR (ras); |
190 | } | |
399aba0a | 191 | |
0f2d19dd JB |
192 | return exact; |
193 | } | |
194 | ||
1bbd0b84 GB |
195 | /* array mapper: apply cproc to each dimension of the given arrays?. |
196 | int (*cproc) (); procedure to call on unrolled arrays? | |
5c11cc9d | 197 | cproc (dest, source list) or |
1bbd0b84 GB |
198 | cproc (dest, data, source list). |
199 | SCM data; data to give to cproc or unbound. | |
200 | SCM ra0; destination array. | |
201 | SCM lra; list of source arrays. | |
202 | const char *what; caller, for error reporting. */ | |
203 | int | |
204 | scm_ramapc (int (*cproc)(), SCM data, SCM ra0, SCM lra, const char *what) | |
0f2d19dd | 205 | { |
b4b33636 | 206 | SCM z; |
0f2d19dd JB |
207 | SCM vra0, ra1, vra1; |
208 | SCM lvra, *plvra; | |
c014a02e | 209 | long *vinds; |
0f2d19dd JB |
210 | int k, kmax; |
211 | switch (scm_ra_matchp (ra0, lra)) | |
212 | { | |
213 | default: | |
214 | case 0: | |
9cf5d9b7 | 215 | scm_misc_error (what, "array shape mismatch: ~S", scm_list_1 (ra0)); |
0f2d19dd JB |
216 | case 2: |
217 | case 3: | |
218 | case 4: /* Try unrolling arrays */ | |
04b87de5 | 219 | kmax = (SCM_I_ARRAYP (ra0) ? SCM_I_ARRAY_NDIM (ra0) - 1 : 0); |
0f2d19dd JB |
220 | if (kmax < 0) |
221 | goto gencase; | |
222 | vra0 = scm_array_contents (ra0, SCM_UNDEFINED); | |
ff467021 | 223 | if (SCM_IMP (vra0)) goto gencase; |
04b87de5 | 224 | if (!SCM_I_ARRAYP (vra0)) |
0f2d19dd | 225 | { |
399aba0a | 226 | size_t length = scm_c_generalized_vector_length (vra0); |
66b9d7d3 | 227 | vra1 = scm_i_make_array (1); |
04b87de5 MV |
228 | SCM_I_ARRAY_BASE (vra1) = 0; |
229 | SCM_I_ARRAY_DIMS (vra1)->lbnd = 0; | |
230 | SCM_I_ARRAY_DIMS (vra1)->ubnd = length - 1; | |
231 | SCM_I_ARRAY_DIMS (vra1)->inc = 1; | |
232 | SCM_I_ARRAY_V (vra1) = vra0; | |
0f2d19dd JB |
233 | vra0 = vra1; |
234 | } | |
235 | lvra = SCM_EOL; | |
236 | plvra = &lvra; | |
237 | for (z = lra; SCM_NIMP (z); z = SCM_CDR (z)) | |
238 | { | |
239 | ra1 = SCM_CAR (z); | |
66b9d7d3 | 240 | vra1 = scm_i_make_array (1); |
04b87de5 MV |
241 | SCM_I_ARRAY_DIMS (vra1)->lbnd = SCM_I_ARRAY_DIMS (vra0)->lbnd; |
242 | SCM_I_ARRAY_DIMS (vra1)->ubnd = SCM_I_ARRAY_DIMS (vra0)->ubnd; | |
243 | if (!SCM_I_ARRAYP (ra1)) | |
0f2d19dd | 244 | { |
04b87de5 MV |
245 | SCM_I_ARRAY_BASE (vra1) = 0; |
246 | SCM_I_ARRAY_DIMS (vra1)->inc = 1; | |
247 | SCM_I_ARRAY_V (vra1) = ra1; | |
0f2d19dd | 248 | } |
04b87de5 | 249 | else if (!SCM_I_ARRAY_CONTP (ra1)) |
0f2d19dd JB |
250 | goto gencase; |
251 | else | |
252 | { | |
04b87de5 MV |
253 | SCM_I_ARRAY_BASE (vra1) = SCM_I_ARRAY_BASE (ra1); |
254 | SCM_I_ARRAY_DIMS (vra1)->inc = SCM_I_ARRAY_DIMS (ra1)[kmax].inc; | |
255 | SCM_I_ARRAY_V (vra1) = SCM_I_ARRAY_V (ra1); | |
0f2d19dd JB |
256 | } |
257 | *plvra = scm_cons (vra1, SCM_EOL); | |
25d8012c | 258 | plvra = SCM_CDRLOC (*plvra); |
0f2d19dd JB |
259 | } |
260 | return (SCM_UNBNDP (data) ? cproc(vra0, lvra) : cproc(vra0, data, lvra)); | |
261 | case 1: | |
262 | gencase: /* Have to loop over all dimensions. */ | |
66b9d7d3 | 263 | vra0 = scm_i_make_array (1); |
04b87de5 | 264 | if (SCM_I_ARRAYP (ra0)) |
c209c88e | 265 | { |
04b87de5 | 266 | kmax = SCM_I_ARRAY_NDIM (ra0) - 1; |
c209c88e | 267 | if (kmax < 0) |
0f2d19dd | 268 | { |
04b87de5 MV |
269 | SCM_I_ARRAY_DIMS (vra0)->lbnd = 0; |
270 | SCM_I_ARRAY_DIMS (vra0)->ubnd = 0; | |
271 | SCM_I_ARRAY_DIMS (vra0)->inc = 1; | |
0f2d19dd | 272 | } |
c209c88e GB |
273 | else |
274 | { | |
04b87de5 MV |
275 | SCM_I_ARRAY_DIMS (vra0)->lbnd = SCM_I_ARRAY_DIMS (ra0)[kmax].lbnd; |
276 | SCM_I_ARRAY_DIMS (vra0)->ubnd = SCM_I_ARRAY_DIMS (ra0)[kmax].ubnd; | |
277 | SCM_I_ARRAY_DIMS (vra0)->inc = SCM_I_ARRAY_DIMS (ra0)[kmax].inc; | |
c209c88e | 278 | } |
04b87de5 MV |
279 | SCM_I_ARRAY_BASE (vra0) = SCM_I_ARRAY_BASE (ra0); |
280 | SCM_I_ARRAY_V (vra0) = SCM_I_ARRAY_V (ra0); | |
c209c88e GB |
281 | } |
282 | else | |
283 | { | |
ee67e2fa | 284 | size_t length = scm_c_generalized_vector_length (ra0); |
c209c88e | 285 | kmax = 0; |
04b87de5 MV |
286 | SCM_I_ARRAY_DIMS (vra0)->lbnd = 0; |
287 | SCM_I_ARRAY_DIMS (vra0)->ubnd = length - 1; | |
288 | SCM_I_ARRAY_DIMS (vra0)->inc = 1; | |
289 | SCM_I_ARRAY_BASE (vra0) = 0; | |
290 | SCM_I_ARRAY_V (vra0) = ra0; | |
c209c88e GB |
291 | ra0 = vra0; |
292 | } | |
293 | lvra = SCM_EOL; | |
294 | plvra = &lvra; | |
295 | for (z = lra; SCM_NIMP (z); z = SCM_CDR (z)) | |
296 | { | |
297 | ra1 = SCM_CAR (z); | |
66b9d7d3 | 298 | vra1 = scm_i_make_array (1); |
04b87de5 MV |
299 | SCM_I_ARRAY_DIMS (vra1)->lbnd = SCM_I_ARRAY_DIMS (vra0)->lbnd; |
300 | SCM_I_ARRAY_DIMS (vra1)->ubnd = SCM_I_ARRAY_DIMS (vra0)->ubnd; | |
301 | if (SCM_I_ARRAYP (ra1)) | |
c209c88e GB |
302 | { |
303 | if (kmax >= 0) | |
04b87de5 MV |
304 | SCM_I_ARRAY_DIMS (vra1)->inc = SCM_I_ARRAY_DIMS (ra1)[kmax].inc; |
305 | SCM_I_ARRAY_V (vra1) = SCM_I_ARRAY_V (ra1); | |
c209c88e GB |
306 | } |
307 | else | |
308 | { | |
04b87de5 MV |
309 | SCM_I_ARRAY_DIMS (vra1)->inc = 1; |
310 | SCM_I_ARRAY_V (vra1) = ra1; | |
c209c88e GB |
311 | } |
312 | *plvra = scm_cons (vra1, SCM_EOL); | |
313 | plvra = SCM_CDRLOC (*plvra); | |
314 | } | |
b4b33636 | 315 | |
d66b74dc LC |
316 | vinds = scm_gc_malloc_pointerless (sizeof(long) * SCM_I_ARRAY_NDIM (ra0), |
317 | indices_gc_hint); | |
b4b33636 | 318 | |
c209c88e | 319 | for (k = 0; k <= kmax; k++) |
04b87de5 | 320 | vinds[k] = SCM_I_ARRAY_DIMS (ra0)[k].lbnd; |
c209c88e GB |
321 | k = kmax; |
322 | do | |
323 | { | |
324 | if (k == kmax) | |
325 | { | |
326 | SCM y = lra; | |
04b87de5 | 327 | SCM_I_ARRAY_BASE (vra0) = cind (ra0, vinds); |
c209c88e | 328 | for (z = lvra; SCM_NIMP (z); z = SCM_CDR (z), y = SCM_CDR (y)) |
04b87de5 | 329 | SCM_I_ARRAY_BASE (SCM_CAR (z)) = cind (SCM_CAR (y), vinds); |
c209c88e GB |
330 | if (0 == (SCM_UNBNDP (data) ? cproc(vra0, lvra) : cproc(vra0, data, lvra))) |
331 | return 0; | |
332 | k--; | |
333 | continue; | |
334 | } | |
04b87de5 | 335 | if (vinds[k] < SCM_I_ARRAY_DIMS (ra0)[k].ubnd) |
c209c88e GB |
336 | { |
337 | vinds[k]++; | |
338 | k++; | |
339 | continue; | |
340 | } | |
04b87de5 | 341 | vinds[k] = SCM_I_ARRAY_DIMS (ra0)[k].lbnd - 1; |
c209c88e GB |
342 | k--; |
343 | } | |
344 | while (k >= 0); | |
b4b33636 | 345 | |
c209c88e | 346 | return 1; |
0f2d19dd JB |
347 | } |
348 | } | |
349 | ||
350 | ||
3b3b36dd | 351 | SCM_DEFINE (scm_array_fill_x, "array-fill!", 2, 0, 0, |
c209c88e | 352 | (SCM ra, SCM fill), |
8f85c0c6 | 353 | "Store @var{fill} in every element of @var{array}. The value returned\n" |
b380b885 | 354 | "is unspecified.") |
1bbd0b84 | 355 | #define FUNC_NAME s_scm_array_fill_x |
ad310508 | 356 | { |
c209c88e | 357 | scm_ramapc (scm_array_fill_int, fill, ra, SCM_EOL, FUNC_NAME); |
ad310508 MD |
358 | return SCM_UNSPECIFIED; |
359 | } | |
1bbd0b84 | 360 | #undef FUNC_NAME |
ad310508 | 361 | |
5c11cc9d GH |
362 | /* to be used as cproc in scm_ramapc to fill an array dimension with |
363 | "fill". */ | |
0f2d19dd | 364 | int |
e81d98ec | 365 | scm_array_fill_int (SCM ra, SCM fill, SCM ignore SCM_UNUSED) |
1bbd0b84 | 366 | #define FUNC_NAME s_scm_array_fill_x |
0f2d19dd | 367 | { |
c014a02e | 368 | unsigned long i; |
04b87de5 MV |
369 | unsigned long n = SCM_I_ARRAY_DIMS (ra)->ubnd - SCM_I_ARRAY_DIMS (ra)->lbnd + 1; |
370 | long inc = SCM_I_ARRAY_DIMS (ra)->inc; | |
371 | unsigned long base = SCM_I_ARRAY_BASE (ra); | |
5c11cc9d | 372 | |
04b87de5 | 373 | ra = SCM_I_ARRAY_V (ra); |
b4bdadde | 374 | |
afaf9d0b | 375 | for (i = base; n--; i += inc) |
85516012 | 376 | GVSET (ra, i, fill); |
afaf9d0b | 377 | |
0f2d19dd JB |
378 | return 1; |
379 | } | |
1bbd0b84 | 380 | #undef FUNC_NAME |
0f2d19dd | 381 | |
0f2d19dd | 382 | |
c209c88e | 383 | |
0f2d19dd | 384 | static int |
1bbd0b84 | 385 | racp (SCM src, SCM dst) |
0f2d19dd | 386 | { |
04b87de5 MV |
387 | long n = (SCM_I_ARRAY_DIMS (src)->ubnd - SCM_I_ARRAY_DIMS (src)->lbnd + 1); |
388 | long inc_d, inc_s = SCM_I_ARRAY_DIMS (src)->inc; | |
389 | unsigned long i_d, i_s = SCM_I_ARRAY_BASE (src); | |
0f2d19dd | 390 | dst = SCM_CAR (dst); |
04b87de5 MV |
391 | inc_d = SCM_I_ARRAY_DIMS (dst)->inc; |
392 | i_d = SCM_I_ARRAY_BASE (dst); | |
393 | src = SCM_I_ARRAY_V (src); | |
394 | dst = SCM_I_ARRAY_V (dst); | |
c209c88e | 395 | |
399aba0a | 396 | for (; n-- > 0; i_s += inc_s, i_d += inc_d) |
85516012 | 397 | GVSET (dst, i_d, GVREF (src, i_s)); |
0f2d19dd JB |
398 | return 1; |
399 | } | |
400 | ||
1bbd0b84 | 401 | SCM_REGISTER_PROC(s_array_copy_in_order_x, "array-copy-in-order!", 2, 0, 0, scm_array_copy_x); |
1cc91f1b | 402 | |
1bbd0b84 | 403 | |
3b3b36dd | 404 | SCM_DEFINE (scm_array_copy_x, "array-copy!", 2, 0, 0, |
c209c88e | 405 | (SCM src, SCM dst), |
8f85c0c6 NJ |
406 | "@deffnx {Scheme Procedure} array-copy-in-order! src dst\n" |
407 | "Copy every element from vector or array @var{source} to the\n" | |
b380b885 MD |
408 | "corresponding element of @var{destination}. @var{destination} must have\n" |
409 | "the same rank as @var{source}, and be at least as large in each\n" | |
410 | "dimension. The order is unspecified.") | |
1bbd0b84 | 411 | #define FUNC_NAME s_scm_array_copy_x |
0f2d19dd | 412 | { |
c209c88e | 413 | scm_ramapc (racp, SCM_UNDEFINED, src, scm_cons (dst, SCM_EOL), FUNC_NAME); |
0f2d19dd JB |
414 | return SCM_UNSPECIFIED; |
415 | } | |
1bbd0b84 | 416 | #undef FUNC_NAME |
0f2d19dd JB |
417 | |
418 | /* Functions callable by ARRAY-MAP! */ | |
419 | ||
1cc91f1b | 420 | |
0f2d19dd | 421 | int |
1bbd0b84 | 422 | scm_ra_eqp (SCM ra0, SCM ras) |
0f2d19dd JB |
423 | { |
424 | SCM ra1 = SCM_CAR (ras), ra2 = SCM_CAR (SCM_CDR (ras)); | |
fab07c30 MV |
425 | scm_t_array_handle ra0_handle; |
426 | scm_t_array_dim *ra0_dims; | |
427 | size_t n; | |
428 | ssize_t inc0; | |
429 | size_t i0 = 0; | |
430 | unsigned long i1 = SCM_I_ARRAY_BASE (ra1), i2 = SCM_I_ARRAY_BASE (ra2); | |
04b87de5 MV |
431 | long inc1 = SCM_I_ARRAY_DIMS (ra1)->inc; |
432 | long inc2 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
04b87de5 MV |
433 | ra1 = SCM_I_ARRAY_V (ra1); |
434 | ra2 = SCM_I_ARRAY_V (ra2); | |
fab07c30 MV |
435 | |
436 | scm_array_get_handle (ra0, &ra0_handle); | |
437 | ra0_dims = scm_array_handle_dims (&ra0_handle); | |
438 | n = ra0_dims[0].ubnd - ra0_dims[0].lbnd + 1; | |
439 | inc0 = ra0_dims[0].inc; | |
440 | ||
399aba0a | 441 | { |
399aba0a | 442 | for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2) |
fab07c30 | 443 | if (scm_is_true (scm_array_handle_ref (&ra0_handle, i0))) |
85516012 | 444 | if (!scm_is_eq (GVREF (ra1, i1), GVREF (ra2, i2))) |
fab07c30 | 445 | scm_array_handle_set (&ra0_handle, i0, SCM_BOOL_F); |
399aba0a MV |
446 | } |
447 | ||
fab07c30 | 448 | scm_array_handle_release (&ra0_handle); |
0f2d19dd JB |
449 | return 1; |
450 | } | |
451 | ||
452 | /* opt 0 means <, nonzero means >= */ | |
1cc91f1b | 453 | |
0f2d19dd | 454 | static int |
34d19ef6 | 455 | ra_compare (SCM ra0, SCM ra1, SCM ra2, int opt) |
0f2d19dd | 456 | { |
fab07c30 MV |
457 | scm_t_array_handle ra0_handle; |
458 | scm_t_array_dim *ra0_dims; | |
459 | size_t n; | |
460 | ssize_t inc0; | |
461 | size_t i0 = 0; | |
462 | unsigned long i1 = SCM_I_ARRAY_BASE (ra1), i2 = SCM_I_ARRAY_BASE (ra2); | |
04b87de5 MV |
463 | long inc1 = SCM_I_ARRAY_DIMS (ra1)->inc; |
464 | long inc2 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
04b87de5 MV |
465 | ra1 = SCM_I_ARRAY_V (ra1); |
466 | ra2 = SCM_I_ARRAY_V (ra2); | |
399aba0a | 467 | |
fab07c30 MV |
468 | scm_array_get_handle (ra0, &ra0_handle); |
469 | ra0_dims = scm_array_handle_dims (&ra0_handle); | |
470 | n = ra0_dims[0].ubnd - ra0_dims[0].lbnd + 1; | |
471 | inc0 = ra0_dims[0].inc; | |
472 | ||
399aba0a | 473 | { |
399aba0a | 474 | for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2) |
fab07c30 | 475 | if (scm_is_true (scm_array_handle_ref (&ra0_handle, i0))) |
399aba0a | 476 | if (opt ? |
85516012 MV |
477 | scm_is_true (scm_less_p (GVREF (ra1, i1), GVREF (ra2, i2))) : |
478 | scm_is_false (scm_less_p (GVREF (ra1, i1), GVREF (ra2, i2)))) | |
fab07c30 | 479 | scm_array_handle_set (&ra0_handle, i0, SCM_BOOL_F); |
399aba0a MV |
480 | } |
481 | ||
fab07c30 | 482 | scm_array_handle_release (&ra0_handle); |
0f2d19dd JB |
483 | return 1; |
484 | } | |
485 | ||
486 | ||
1cc91f1b | 487 | |
0f2d19dd | 488 | int |
1bbd0b84 | 489 | scm_ra_lessp (SCM ra0, SCM ras) |
0f2d19dd JB |
490 | { |
491 | return ra_compare (ra0, SCM_CAR (ras), SCM_CAR (SCM_CDR (ras)), 0); | |
492 | } | |
493 | ||
1cc91f1b | 494 | |
0f2d19dd | 495 | int |
1bbd0b84 | 496 | scm_ra_leqp (SCM ra0, SCM ras) |
0f2d19dd JB |
497 | { |
498 | return ra_compare (ra0, SCM_CAR (SCM_CDR (ras)), SCM_CAR (ras), 1); | |
499 | } | |
500 | ||
1cc91f1b | 501 | |
0f2d19dd | 502 | int |
1bbd0b84 | 503 | scm_ra_grp (SCM ra0, SCM ras) |
0f2d19dd JB |
504 | { |
505 | return ra_compare (ra0, SCM_CAR (SCM_CDR (ras)), SCM_CAR (ras), 0); | |
506 | } | |
507 | ||
1cc91f1b | 508 | |
0f2d19dd | 509 | int |
1bbd0b84 | 510 | scm_ra_greqp (SCM ra0, SCM ras) |
0f2d19dd JB |
511 | { |
512 | return ra_compare (ra0, SCM_CAR (ras), SCM_CAR (SCM_CDR (ras)), 1); | |
513 | } | |
514 | ||
515 | ||
0f2d19dd | 516 | int |
1bbd0b84 | 517 | scm_ra_sum (SCM ra0, SCM ras) |
0f2d19dd | 518 | { |
04b87de5 MV |
519 | long n = SCM_I_ARRAY_DIMS (ra0)->ubnd - SCM_I_ARRAY_DIMS (ra0)->lbnd + 1; |
520 | unsigned long i0 = SCM_I_ARRAY_BASE (ra0); | |
521 | long inc0 = SCM_I_ARRAY_DIMS (ra0)->inc; | |
522 | ra0 = SCM_I_ARRAY_V (ra0); | |
d2e53ed6 | 523 | if (!scm_is_null(ras)) |
c209c88e GB |
524 | { |
525 | SCM ra1 = SCM_CAR (ras); | |
04b87de5 MV |
526 | unsigned long i1 = SCM_I_ARRAY_BASE (ra1); |
527 | long inc1 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
528 | ra1 = SCM_I_ARRAY_V (ra1); | |
c209c88e GB |
529 | switch (SCM_TYP7 (ra0) == SCM_TYP7 (ra1) ? SCM_TYP7 (ra0) : 0) |
530 | { | |
531 | default: | |
0f2d19dd | 532 | { |
c209c88e | 533 | for (; n-- > 0; i0 += inc0, i1 += inc1) |
85516012 | 534 | GVSET (ra0, i0, scm_sum (GVREF(ra0, i0), GVREF(ra1, i1))); |
c209c88e GB |
535 | break; |
536 | } | |
c209c88e GB |
537 | } |
538 | } | |
0f2d19dd JB |
539 | return 1; |
540 | } | |
541 | ||
542 | ||
1cc91f1b | 543 | |
0f2d19dd | 544 | int |
1bbd0b84 | 545 | scm_ra_difference (SCM ra0, SCM ras) |
0f2d19dd | 546 | { |
04b87de5 MV |
547 | long n = SCM_I_ARRAY_DIMS (ra0)->ubnd - SCM_I_ARRAY_DIMS (ra0)->lbnd + 1; |
548 | unsigned long i0 = SCM_I_ARRAY_BASE (ra0); | |
549 | long inc0 = SCM_I_ARRAY_DIMS (ra0)->inc; | |
550 | ra0 = SCM_I_ARRAY_V (ra0); | |
d2e53ed6 | 551 | if (scm_is_null (ras)) |
c209c88e GB |
552 | { |
553 | switch (SCM_TYP7 (ra0)) | |
554 | { | |
555 | default: | |
556 | { | |
c209c88e | 557 | for (; n-- > 0; i0 += inc0) |
85516012 | 558 | GVSET (ra0, i0, scm_difference (GVREF(ra0, i0), SCM_UNDEFINED)); |
c209c88e GB |
559 | break; |
560 | } | |
c209c88e GB |
561 | } |
562 | } | |
0f2d19dd JB |
563 | else |
564 | { | |
565 | SCM ra1 = SCM_CAR (ras); | |
04b87de5 MV |
566 | unsigned long i1 = SCM_I_ARRAY_BASE (ra1); |
567 | long inc1 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
568 | ra1 = SCM_I_ARRAY_V (ra1); | |
0f2d19dd JB |
569 | switch (SCM_TYP7 (ra0) == SCM_TYP7 (ra1) ? SCM_TYP7 (ra0) : 0) |
570 | { | |
571 | default: | |
572 | { | |
0f2d19dd | 573 | for (; n-- > 0; i0 += inc0, i1 += inc1) |
85516012 MV |
574 | GVSET (ra0, i0, scm_difference (GVREF (ra0, i0), |
575 | GVREF (ra1, i1))); | |
0f2d19dd JB |
576 | break; |
577 | } | |
0f2d19dd JB |
578 | } |
579 | } | |
580 | return 1; | |
581 | } | |
582 | ||
583 | ||
1cc91f1b | 584 | |
0f2d19dd | 585 | int |
1bbd0b84 | 586 | scm_ra_product (SCM ra0, SCM ras) |
0f2d19dd | 587 | { |
04b87de5 MV |
588 | long n = SCM_I_ARRAY_DIMS (ra0)->ubnd - SCM_I_ARRAY_DIMS (ra0)->lbnd + 1; |
589 | unsigned long i0 = SCM_I_ARRAY_BASE (ra0); | |
590 | long inc0 = SCM_I_ARRAY_DIMS (ra0)->inc; | |
591 | ra0 = SCM_I_ARRAY_V (ra0); | |
d2e53ed6 | 592 | if (!scm_is_null (ras)) |
c209c88e GB |
593 | { |
594 | SCM ra1 = SCM_CAR (ras); | |
04b87de5 MV |
595 | unsigned long i1 = SCM_I_ARRAY_BASE (ra1); |
596 | long inc1 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
597 | ra1 = SCM_I_ARRAY_V (ra1); | |
c209c88e GB |
598 | switch (SCM_TYP7 (ra0) == SCM_TYP7 (ra1) ? SCM_TYP7 (ra0) : 0) |
599 | { | |
600 | default: | |
0f2d19dd | 601 | { |
c209c88e | 602 | for (; n-- > 0; i0 += inc0, i1 += inc1) |
85516012 MV |
603 | GVSET (ra0, i0, scm_product (GVREF (ra0, i0), |
604 | GVREF (ra1, i1))); | |
c209c88e | 605 | } |
c209c88e GB |
606 | } |
607 | } | |
0f2d19dd JB |
608 | return 1; |
609 | } | |
610 | ||
1cc91f1b | 611 | |
0f2d19dd | 612 | int |
1bbd0b84 | 613 | scm_ra_divide (SCM ra0, SCM ras) |
0f2d19dd | 614 | { |
04b87de5 MV |
615 | long n = SCM_I_ARRAY_DIMS (ra0)->ubnd - SCM_I_ARRAY_DIMS (ra0)->lbnd + 1; |
616 | unsigned long i0 = SCM_I_ARRAY_BASE (ra0); | |
617 | long inc0 = SCM_I_ARRAY_DIMS (ra0)->inc; | |
618 | ra0 = SCM_I_ARRAY_V (ra0); | |
d2e53ed6 | 619 | if (scm_is_null (ras)) |
c209c88e GB |
620 | { |
621 | switch (SCM_TYP7 (ra0)) | |
622 | { | |
623 | default: | |
624 | { | |
c209c88e | 625 | for (; n-- > 0; i0 += inc0) |
85516012 | 626 | GVSET (ra0, i0, scm_divide (GVREF (ra0, i0), SCM_UNDEFINED)); |
c209c88e GB |
627 | break; |
628 | } | |
c209c88e GB |
629 | } |
630 | } | |
0f2d19dd JB |
631 | else |
632 | { | |
633 | SCM ra1 = SCM_CAR (ras); | |
04b87de5 MV |
634 | unsigned long i1 = SCM_I_ARRAY_BASE (ra1); |
635 | long inc1 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
636 | ra1 = SCM_I_ARRAY_V (ra1); | |
0f2d19dd JB |
637 | switch (SCM_TYP7 (ra0) == SCM_TYP7 (ra1) ? SCM_TYP7 (ra0) : 0) |
638 | { | |
639 | default: | |
640 | { | |
0f2d19dd | 641 | for (; n-- > 0; i0 += inc0, i1 += inc1) |
afaf9d0b | 642 | { |
85516012 MV |
643 | SCM res = scm_divide (GVREF (ra0, i0), |
644 | GVREF (ra1, i1)); | |
645 | GVSET (ra0, i0, res); | |
afaf9d0b | 646 | } |
0f2d19dd JB |
647 | break; |
648 | } | |
0f2d19dd JB |
649 | } |
650 | } | |
651 | return 1; | |
652 | } | |
653 | ||
1cc91f1b | 654 | |
0f2d19dd | 655 | int |
1bbd0b84 | 656 | scm_array_identity (SCM dst, SCM src) |
0f2d19dd JB |
657 | { |
658 | return racp (SCM_CAR (src), scm_cons (dst, SCM_EOL)); | |
659 | } | |
660 | ||
661 | ||
1cc91f1b | 662 | |
0f2d19dd | 663 | static int |
34d19ef6 | 664 | ramap (SCM ra0, SCM proc, SCM ras) |
0f2d19dd | 665 | { |
04b87de5 MV |
666 | long i = SCM_I_ARRAY_DIMS (ra0)->lbnd; |
667 | long inc = SCM_I_ARRAY_DIMS (ra0)->inc; | |
668 | long n = SCM_I_ARRAY_DIMS (ra0)->ubnd; | |
669 | long base = SCM_I_ARRAY_BASE (ra0) - i * inc; | |
670 | ra0 = SCM_I_ARRAY_V (ra0); | |
d2e53ed6 | 671 | if (scm_is_null (ras)) |
c209c88e | 672 | for (; i <= n; i++) |
85516012 | 673 | GVSET (ra0, i*inc+base, scm_call_0 (proc)); |
0f2d19dd JB |
674 | else |
675 | { | |
676 | SCM ra1 = SCM_CAR (ras); | |
34d19ef6 | 677 | SCM args; |
04b87de5 MV |
678 | unsigned long k, i1 = SCM_I_ARRAY_BASE (ra1); |
679 | long inc1 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
680 | ra1 = SCM_I_ARRAY_V (ra1); | |
0f2d19dd | 681 | ras = SCM_CDR (ras); |
d2e53ed6 | 682 | if (scm_is_null(ras)) |
c209c88e | 683 | ras = scm_nullvect; |
0f2d19dd | 684 | else |
ee67e2fa | 685 | ras = scm_vector (ras); |
34d19ef6 | 686 | |
0f2d19dd JB |
687 | for (; i <= n; i++, i1 += inc1) |
688 | { | |
689 | args = SCM_EOL; | |
ee67e2fa | 690 | for (k = scm_c_vector_length (ras); k--;) |
85516012 MV |
691 | args = scm_cons (GVREF (scm_c_vector_ref (ras, k), i), args); |
692 | args = scm_cons (GVREF (ra1, i1), args); | |
693 | GVSET (ra0, i*inc+base, scm_apply_0 (proc, args)); | |
0f2d19dd JB |
694 | } |
695 | } | |
696 | return 1; | |
697 | } | |
698 | ||
1cc91f1b | 699 | |
0f2d19dd | 700 | static int |
34d19ef6 | 701 | ramap_rp (SCM ra0, SCM proc, SCM ras) |
0f2d19dd JB |
702 | { |
703 | SCM ra1 = SCM_CAR (ras), ra2 = SCM_CAR (SCM_CDR (ras)); | |
04b87de5 MV |
704 | long n = SCM_I_ARRAY_DIMS (ra0)->ubnd - SCM_I_ARRAY_DIMS (ra0)->lbnd + 1; |
705 | unsigned long i0 = SCM_I_ARRAY_BASE (ra0), i1 = SCM_I_ARRAY_BASE (ra1), i2 = SCM_I_ARRAY_BASE (ra2); | |
706 | long inc0 = SCM_I_ARRAY_DIMS (ra0)->inc; | |
707 | long inc1 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
708 | long inc2 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
709 | ra0 = SCM_I_ARRAY_V (ra0); | |
710 | ra1 = SCM_I_ARRAY_V (ra1); | |
711 | ra2 = SCM_I_ARRAY_V (ra2); | |
399aba0a MV |
712 | |
713 | for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2) | |
714 | if (scm_is_true (scm_c_bitvector_ref (ra0, i0))) | |
85516012 | 715 | if (scm_is_false (SCM_SUBRF (proc) (GVREF (ra1, i1), GVREF (ra2, i2)))) |
399aba0a MV |
716 | scm_c_bitvector_set_x (ra0, i0, SCM_BOOL_F); |
717 | ||
0f2d19dd JB |
718 | return 1; |
719 | } | |
720 | ||
721 | ||
1cc91f1b | 722 | |
0f2d19dd | 723 | static int |
34d19ef6 | 724 | ramap_2o (SCM ra0, SCM proc, SCM ras) |
0f2d19dd JB |
725 | { |
726 | SCM ra1 = SCM_CAR (ras); | |
04b87de5 MV |
727 | long n = SCM_I_ARRAY_DIMS (ra0)->ubnd - SCM_I_ARRAY_DIMS (ra0)->lbnd + 1; |
728 | unsigned long i0 = SCM_I_ARRAY_BASE (ra0), i1 = SCM_I_ARRAY_BASE (ra1); | |
729 | long inc0 = SCM_I_ARRAY_DIMS (ra0)->inc, inc1 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
730 | ra0 = SCM_I_ARRAY_V (ra0); | |
731 | ra1 = SCM_I_ARRAY_V (ra1); | |
0f2d19dd | 732 | ras = SCM_CDR (ras); |
d2e53ed6 | 733 | if (scm_is_null (ras)) |
c209c88e | 734 | { |
85516012 MV |
735 | for (; n-- > 0; i0 += inc0, i1 += inc1) |
736 | GVSET (ra0, i0, SCM_SUBRF (proc) (GVREF (ra1, i1), SCM_UNDEFINED)); | |
c209c88e | 737 | } |
0f2d19dd JB |
738 | else |
739 | { | |
740 | SCM ra2 = SCM_CAR (ras); | |
04b87de5 MV |
741 | unsigned long i2 = SCM_I_ARRAY_BASE (ra2); |
742 | long inc2 = SCM_I_ARRAY_DIMS (ra2)->inc; | |
743 | ra2 = SCM_I_ARRAY_V (ra2); | |
85516012 MV |
744 | for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2) |
745 | GVSET (ra0, i0, SCM_SUBRF (proc) (GVREF (ra1, i1), GVREF (ra2, i2))); | |
0f2d19dd JB |
746 | } |
747 | return 1; | |
748 | } | |
749 | ||
750 | ||
1cc91f1b | 751 | |
0f2d19dd | 752 | static int |
34d19ef6 | 753 | ramap_a (SCM ra0, SCM proc, SCM ras) |
0f2d19dd | 754 | { |
04b87de5 MV |
755 | long n = SCM_I_ARRAY_DIMS (ra0)->ubnd - SCM_I_ARRAY_DIMS (ra0)->lbnd + 1; |
756 | unsigned long i0 = SCM_I_ARRAY_BASE (ra0); | |
757 | long inc0 = SCM_I_ARRAY_DIMS (ra0)->inc; | |
758 | ra0 = SCM_I_ARRAY_V (ra0); | |
d2e53ed6 | 759 | if (scm_is_null (ras)) |
c209c88e | 760 | for (; n-- > 0; i0 += inc0) |
85516012 | 761 | GVSET (ra0, i0, SCM_SUBRF (proc) (GVREF (ra0, i0), SCM_UNDEFINED)); |
0f2d19dd JB |
762 | else |
763 | { | |
764 | SCM ra1 = SCM_CAR (ras); | |
04b87de5 MV |
765 | unsigned long i1 = SCM_I_ARRAY_BASE (ra1); |
766 | long inc1 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
767 | ra1 = SCM_I_ARRAY_V (ra1); | |
0f2d19dd | 768 | for (; n-- > 0; i0 += inc0, i1 += inc1) |
85516012 | 769 | GVSET (ra0, i0, SCM_SUBRF (proc) (GVREF (ra0, i0), GVREF (ra1, i1))); |
0f2d19dd JB |
770 | } |
771 | return 1; | |
772 | } | |
773 | ||
f5f2dcff | 774 | |
1bbd0b84 | 775 | SCM_REGISTER_PROC(s_array_map_in_order_x, "array-map-in-order!", 2, 0, 1, scm_array_map_x); |
1cc91f1b | 776 | |
718866aa | 777 | SCM_SYMBOL (sym_b, "b"); |
1bbd0b84 | 778 | |
3b3b36dd | 779 | SCM_DEFINE (scm_array_map_x, "array-map!", 2, 0, 1, |
c209c88e | 780 | (SCM ra0, SCM proc, SCM lra), |
8f85c0c6 | 781 | "@deffnx {Scheme Procedure} array-map-in-order! ra0 proc . lra\n" |
b380b885 MD |
782 | "@var{array1}, @dots{} must have the same number of dimensions as\n" |
783 | "@var{array0} and have a range for each index which includes the range\n" | |
784 | "for the corresponding index in @var{array0}. @var{proc} is applied to\n" | |
785 | "each tuple of elements of @var{array1} @dots{} and the result is stored\n" | |
786 | "as the corresponding element in @var{array0}. The value returned is\n" | |
787 | "unspecified. The order of application is unspecified.") | |
1bbd0b84 | 788 | #define FUNC_NAME s_scm_array_map_x |
0f2d19dd | 789 | { |
34d19ef6 | 790 | SCM_VALIDATE_PROC (2, proc); |
af45e3b0 | 791 | SCM_VALIDATE_REST_ARGUMENT (lra); |
f530e94f | 792 | |
0f2d19dd | 793 | switch (SCM_TYP7 (proc)) |
c209c88e GB |
794 | { |
795 | default: | |
796 | gencase: | |
df338a22 | 797 | scm_ramapc (ramap, proc, ra0, lra, FUNC_NAME); |
c209c88e | 798 | return SCM_UNSPECIFIED; |
c209c88e | 799 | case scm_tc7_rpsubr: |
0f2d19dd | 800 | { |
c209c88e | 801 | ra_iproc *p; |
718866aa | 802 | if (!scm_is_typed_array (ra0, sym_b)) |
0f2d19dd | 803 | goto gencase; |
c209c88e GB |
804 | scm_array_fill_x (ra0, SCM_BOOL_T); |
805 | for (p = ra_rpsubrs; p->name; p++) | |
bc36d050 | 806 | if (scm_is_eq (proc, p->sproc)) |
c209c88e | 807 | { |
d2e53ed6 | 808 | while (!scm_is_null (lra) && !scm_is_null (SCM_CDR (lra))) |
c209c88e GB |
809 | { |
810 | scm_ramapc (p->vproc, SCM_UNDEFINED, ra0, lra, FUNC_NAME); | |
811 | lra = SCM_CDR (lra); | |
812 | } | |
813 | return SCM_UNSPECIFIED; | |
814 | } | |
d2e53ed6 | 815 | while (!scm_is_null (lra) && !scm_is_null (SCM_CDR (lra))) |
c209c88e GB |
816 | { |
817 | scm_ramapc (ramap_rp, proc, ra0, lra, FUNC_NAME); | |
818 | lra = SCM_CDR (lra); | |
819 | } | |
0f2d19dd | 820 | return SCM_UNSPECIFIED; |
c209c88e GB |
821 | } |
822 | case scm_tc7_asubr: | |
d2e53ed6 | 823 | if (scm_is_null (lra)) |
c209c88e | 824 | { |
5d916ba3 | 825 | SCM fill = SCM_SUBRF (proc) (SCM_UNDEFINED, SCM_UNDEFINED); |
c209c88e GB |
826 | scm_array_fill_x (ra0, fill); |
827 | } | |
828 | else | |
0f2d19dd | 829 | { |
c209c88e | 830 | SCM tail, ra1 = SCM_CAR (lra); |
04b87de5 | 831 | SCM v0 = (SCM_I_ARRAYP (ra0) ? SCM_I_ARRAY_V (ra0) : ra0); |
0f2d19dd | 832 | ra_iproc *p; |
c209c88e GB |
833 | /* Check to see if order might matter. |
834 | This might be an argument for a separate | |
835 | SERIAL-ARRAY-MAP! */ | |
bc36d050 | 836 | if (scm_is_eq (v0, ra1) |
04b87de5 | 837 | || (SCM_I_ARRAYP (ra1) && scm_is_eq (v0, SCM_I_ARRAY_V (ra1)))) |
bc36d050 | 838 | if (!scm_is_eq (ra0, ra1) |
04b87de5 | 839 | || (SCM_I_ARRAYP(ra0) && !SCM_I_ARRAY_CONTP(ra0))) |
c209c88e | 840 | goto gencase; |
d2e53ed6 | 841 | for (tail = SCM_CDR (lra); !scm_is_null (tail); tail = SCM_CDR (tail)) |
c209c88e GB |
842 | { |
843 | ra1 = SCM_CAR (tail); | |
bc36d050 | 844 | if (scm_is_eq (v0, ra1) |
04b87de5 | 845 | || (SCM_I_ARRAYP (ra1) && scm_is_eq (v0, SCM_I_ARRAY_V (ra1)))) |
c209c88e GB |
846 | goto gencase; |
847 | } | |
848 | for (p = ra_asubrs; p->name; p++) | |
bc36d050 | 849 | if (scm_is_eq (proc, p->sproc)) |
0f2d19dd | 850 | { |
bc36d050 | 851 | if (!scm_is_eq (ra0, SCM_CAR (lra))) |
c209c88e GB |
852 | scm_ramapc (scm_array_identity, SCM_UNDEFINED, ra0, scm_cons (SCM_CAR (lra), SCM_EOL), FUNC_NAME); |
853 | lra = SCM_CDR (lra); | |
854 | while (1) | |
0f2d19dd | 855 | { |
c209c88e GB |
856 | scm_ramapc (p->vproc, SCM_UNDEFINED, ra0, lra, FUNC_NAME); |
857 | if (SCM_IMP (lra) || SCM_IMP (SCM_CDR (lra))) | |
858 | return SCM_UNSPECIFIED; | |
0f2d19dd JB |
859 | lra = SCM_CDR (lra); |
860 | } | |
0f2d19dd | 861 | } |
c209c88e GB |
862 | scm_ramapc (ramap_2o, proc, ra0, lra, FUNC_NAME); |
863 | lra = SCM_CDR (lra); | |
864 | if (SCM_NIMP (lra)) | |
865 | for (lra = SCM_CDR (lra); SCM_NIMP (lra); lra = SCM_CDR (lra)) | |
866 | scm_ramapc (ramap_a, proc, ra0, lra, FUNC_NAME); | |
0f2d19dd | 867 | } |
c209c88e GB |
868 | return SCM_UNSPECIFIED; |
869 | } | |
0f2d19dd | 870 | } |
1bbd0b84 | 871 | #undef FUNC_NAME |
0f2d19dd | 872 | |
1cc91f1b | 873 | |
0f2d19dd | 874 | static int |
34d19ef6 | 875 | rafe (SCM ra0, SCM proc, SCM ras) |
0f2d19dd | 876 | { |
04b87de5 MV |
877 | long i = SCM_I_ARRAY_DIMS (ra0)->lbnd; |
878 | unsigned long i0 = SCM_I_ARRAY_BASE (ra0); | |
879 | long inc0 = SCM_I_ARRAY_DIMS (ra0)->inc; | |
880 | long n = SCM_I_ARRAY_DIMS (ra0)->ubnd; | |
881 | ra0 = SCM_I_ARRAY_V (ra0); | |
d2e53ed6 | 882 | if (scm_is_null (ras)) |
c209c88e | 883 | for (; i <= n; i++, i0 += inc0) |
85516012 | 884 | scm_call_1 (proc, GVREF (ra0, i0)); |
0f2d19dd JB |
885 | else |
886 | { | |
887 | SCM ra1 = SCM_CAR (ras); | |
34d19ef6 | 888 | SCM args; |
04b87de5 MV |
889 | unsigned long k, i1 = SCM_I_ARRAY_BASE (ra1); |
890 | long inc1 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
891 | ra1 = SCM_I_ARRAY_V (ra1); | |
0f2d19dd | 892 | ras = SCM_CDR (ras); |
d2e53ed6 | 893 | if (scm_is_null(ras)) |
c209c88e | 894 | ras = scm_nullvect; |
0f2d19dd | 895 | else |
ee67e2fa | 896 | ras = scm_vector (ras); |
0f2d19dd JB |
897 | for (; i <= n; i++, i0 += inc0, i1 += inc1) |
898 | { | |
899 | args = SCM_EOL; | |
ee67e2fa | 900 | for (k = scm_c_vector_length (ras); k--;) |
85516012 MV |
901 | args = scm_cons (GVREF (scm_c_vector_ref (ras, k), i), args); |
902 | args = scm_cons2 (GVREF (ra0, i0), GVREF (ra1, i1), args); | |
fdc28395 | 903 | scm_apply_0 (proc, args); |
0f2d19dd JB |
904 | } |
905 | } | |
906 | return 1; | |
907 | } | |
908 | ||
909 | ||
3b3b36dd | 910 | SCM_DEFINE (scm_array_for_each, "array-for-each", 2, 0, 1, |
c209c88e | 911 | (SCM proc, SCM ra0, SCM lra), |
8f85c0c6 | 912 | "Apply @var{proc} to each tuple of elements of @var{array0} @dots{}\n" |
b380b885 | 913 | "in row-major order. The value returned is unspecified.") |
1bbd0b84 | 914 | #define FUNC_NAME s_scm_array_for_each |
0f2d19dd | 915 | { |
34d19ef6 | 916 | SCM_VALIDATE_PROC (1, proc); |
af45e3b0 | 917 | SCM_VALIDATE_REST_ARGUMENT (lra); |
c209c88e | 918 | scm_ramapc (rafe, proc, ra0, lra, FUNC_NAME); |
0f2d19dd JB |
919 | return SCM_UNSPECIFIED; |
920 | } | |
1bbd0b84 | 921 | #undef FUNC_NAME |
0f2d19dd | 922 | |
3b3b36dd | 923 | SCM_DEFINE (scm_array_index_map_x, "array-index-map!", 2, 0, 0, |
c209c88e | 924 | (SCM ra, SCM proc), |
8f85c0c6 | 925 | "Apply @var{proc} to the indices of each element of @var{array} in\n" |
b380b885 MD |
926 | "turn, storing the result in the corresponding element. The value\n" |
927 | "returned and the order of application are unspecified.\n\n" | |
928 | "One can implement @var{array-indexes} as\n" | |
1e6808ea | 929 | "@lisp\n" |
b380b885 MD |
930 | "(define (array-indexes array)\n" |
931 | " (let ((ra (apply make-array #f (array-shape array))))\n" | |
932 | " (array-index-map! ra (lambda x x))\n" | |
933 | " ra))\n" | |
1e6808ea | 934 | "@end lisp\n" |
b380b885 | 935 | "Another example:\n" |
1e6808ea | 936 | "@lisp\n" |
b380b885 MD |
937 | "(define (apl:index-generator n)\n" |
938 | " (let ((v (make-uniform-vector n 1)))\n" | |
939 | " (array-index-map! v (lambda (i) i))\n" | |
940 | " v))\n" | |
1e6808ea | 941 | "@end lisp") |
1bbd0b84 | 942 | #define FUNC_NAME s_scm_array_index_map_x |
0f2d19dd | 943 | { |
c014a02e | 944 | unsigned long i; |
34d19ef6 | 945 | SCM_VALIDATE_PROC (2, proc); |
399aba0a | 946 | |
5ead53fc | 947 | if (SCM_I_ARRAYP (ra)) |
399aba0a MV |
948 | { |
949 | SCM args = SCM_EOL; | |
04b87de5 | 950 | int j, k, kmax = SCM_I_ARRAY_NDIM (ra) - 1; |
b4b33636 MV |
951 | long *vinds; |
952 | ||
399aba0a MV |
953 | if (kmax < 0) |
954 | return scm_array_set_x (ra, scm_call_0 (proc), SCM_EOL); | |
b4b33636 | 955 | |
d66b74dc LC |
956 | vinds = scm_gc_malloc_pointerless (sizeof(long) * SCM_I_ARRAY_NDIM (ra), |
957 | indices_gc_hint); | |
b4b33636 | 958 | |
399aba0a | 959 | for (k = 0; k <= kmax; k++) |
04b87de5 | 960 | vinds[k] = SCM_I_ARRAY_DIMS (ra)[k].lbnd; |
399aba0a MV |
961 | k = kmax; |
962 | do | |
963 | { | |
964 | if (k == kmax) | |
965 | { | |
04b87de5 | 966 | vinds[k] = SCM_I_ARRAY_DIMS (ra)[k].lbnd; |
b4b33636 | 967 | i = cind (ra, vinds); |
04b87de5 | 968 | for (; vinds[k] <= SCM_I_ARRAY_DIMS (ra)[k].ubnd; vinds[k]++) |
399aba0a MV |
969 | { |
970 | for (j = kmax + 1, args = SCM_EOL; j--;) | |
971 | args = scm_cons (scm_from_long (vinds[j]), args); | |
04b87de5 MV |
972 | GVSET (SCM_I_ARRAY_V (ra), i, scm_apply_0 (proc, args)); |
973 | i += SCM_I_ARRAY_DIMS (ra)[k].inc; | |
399aba0a MV |
974 | } |
975 | k--; | |
976 | continue; | |
977 | } | |
04b87de5 | 978 | if (vinds[k] < SCM_I_ARRAY_DIMS (ra)[k].ubnd) |
399aba0a MV |
979 | { |
980 | vinds[k]++; | |
981 | k++; | |
982 | continue; | |
983 | } | |
04b87de5 | 984 | vinds[k] = SCM_I_ARRAY_DIMS (ra)[k].lbnd - 1; |
399aba0a MV |
985 | k--; |
986 | } | |
987 | while (k >= 0); | |
b4b33636 | 988 | |
399aba0a | 989 | return SCM_UNSPECIFIED; |
e42c09cc | 990 | } |
5ead53fc MV |
991 | else if (scm_is_generalized_vector (ra)) |
992 | { | |
993 | size_t length = scm_c_generalized_vector_length (ra); | |
994 | for (i = 0; i < length; i++) | |
995 | GVSET (ra, i, scm_call_1 (proc, scm_from_ulong (i))); | |
996 | return SCM_UNSPECIFIED; | |
997 | } | |
998 | else | |
399aba0a | 999 | scm_wrong_type_arg_msg (NULL, 0, ra, "array"); |
0f2d19dd | 1000 | } |
1bbd0b84 | 1001 | #undef FUNC_NAME |
0f2d19dd | 1002 | |
1cc91f1b | 1003 | |
0f2d19dd | 1004 | static int |
34d19ef6 | 1005 | raeql_1 (SCM ra0, SCM as_equal, SCM ra1) |
0f2d19dd | 1006 | { |
c014a02e ML |
1007 | unsigned long i0 = 0, i1 = 0; |
1008 | long inc0 = 1, inc1 = 1; | |
1009 | unsigned long n; | |
0f2d19dd | 1010 | ra1 = SCM_CAR (ra1); |
04b87de5 | 1011 | if (SCM_I_ARRAYP(ra0)) |
c209c88e | 1012 | { |
04b87de5 MV |
1013 | n = SCM_I_ARRAY_DIMS (ra0)->ubnd - SCM_I_ARRAY_DIMS (ra0)->lbnd + 1; |
1014 | i0 = SCM_I_ARRAY_BASE (ra0); | |
1015 | inc0 = SCM_I_ARRAY_DIMS (ra0)->inc; | |
1016 | ra0 = SCM_I_ARRAY_V (ra0); | |
c209c88e | 1017 | } |
e466c6a2 | 1018 | else |
399aba0a MV |
1019 | n = scm_c_generalized_vector_length (ra0); |
1020 | ||
04b87de5 | 1021 | if (SCM_I_ARRAYP (ra1)) |
c209c88e | 1022 | { |
04b87de5 MV |
1023 | i1 = SCM_I_ARRAY_BASE (ra1); |
1024 | inc1 = SCM_I_ARRAY_DIMS (ra1)->inc; | |
1025 | ra1 = SCM_I_ARRAY_V (ra1); | |
c209c88e | 1026 | } |
399aba0a MV |
1027 | |
1028 | if (scm_is_generalized_vector (ra0)) | |
c209c88e | 1029 | { |
c209c88e GB |
1030 | for (; n--; i0 += inc0, i1 += inc1) |
1031 | { | |
7888309b | 1032 | if (scm_is_false (as_equal)) |
c209c88e | 1033 | { |
85516012 | 1034 | if (scm_is_false (scm_array_equal_p (GVREF (ra0, i0), GVREF (ra1, i1)))) |
c209c88e GB |
1035 | return 0; |
1036 | } | |
85516012 | 1037 | else if (scm_is_false (scm_equal_p (GVREF (ra0, i0), GVREF (ra1, i1)))) |
c209c88e GB |
1038 | return 0; |
1039 | } | |
1040 | return 1; | |
c209c88e | 1041 | } |
399aba0a MV |
1042 | else |
1043 | return 0; | |
0f2d19dd JB |
1044 | } |
1045 | ||
1046 | ||
1cc91f1b | 1047 | |
0f2d19dd | 1048 | static int |
34d19ef6 | 1049 | raeql (SCM ra0, SCM as_equal, SCM ra1) |
0f2d19dd JB |
1050 | { |
1051 | SCM v0 = ra0, v1 = ra1; | |
92c2555f MV |
1052 | scm_t_array_dim dim0, dim1; |
1053 | scm_t_array_dim *s0 = &dim0, *s1 = &dim1; | |
c014a02e | 1054 | unsigned long bas0 = 0, bas1 = 0; |
0f2d19dd | 1055 | int k, unroll = 1, vlen = 1, ndim = 1; |
04b87de5 | 1056 | if (SCM_I_ARRAYP (ra0)) |
c209c88e | 1057 | { |
04b87de5 MV |
1058 | ndim = SCM_I_ARRAY_NDIM (ra0); |
1059 | s0 = SCM_I_ARRAY_DIMS (ra0); | |
1060 | bas0 = SCM_I_ARRAY_BASE (ra0); | |
1061 | v0 = SCM_I_ARRAY_V (ra0); | |
c209c88e | 1062 | } |
0f2d19dd JB |
1063 | else |
1064 | { | |
1065 | s0->inc = 1; | |
1066 | s0->lbnd = 0; | |
ee67e2fa | 1067 | s0->ubnd = scm_c_generalized_vector_length (v0) - 1; |
0f2d19dd JB |
1068 | unroll = 0; |
1069 | } | |
04b87de5 | 1070 | if (SCM_I_ARRAYP (ra1)) |
c209c88e | 1071 | { |
04b87de5 | 1072 | if (ndim != SCM_I_ARRAY_NDIM (ra1)) |
c209c88e | 1073 | return 0; |
04b87de5 MV |
1074 | s1 = SCM_I_ARRAY_DIMS (ra1); |
1075 | bas1 = SCM_I_ARRAY_BASE (ra1); | |
1076 | v1 = SCM_I_ARRAY_V (ra1); | |
c209c88e | 1077 | } |
0f2d19dd JB |
1078 | else |
1079 | { | |
c209c88e GB |
1080 | /* |
1081 | Huh ? Schizophrenic return type. --hwn | |
1082 | */ | |
0f2d19dd | 1083 | if (1 != ndim) |
c209c88e | 1084 | return 0; |
0f2d19dd JB |
1085 | s1->inc = 1; |
1086 | s1->lbnd = 0; | |
ee67e2fa | 1087 | s1->ubnd = scm_c_generalized_vector_length (v1) - 1; |
0f2d19dd JB |
1088 | unroll = 0; |
1089 | } | |
1090 | if (SCM_TYP7 (v0) != SCM_TYP7 (v1)) | |
1091 | return 0; | |
1092 | for (k = ndim; k--;) | |
1093 | { | |
1094 | if (s0[k].lbnd != s1[k].lbnd || s0[k].ubnd != s1[k].ubnd) | |
1095 | return 0; | |
1096 | if (unroll) | |
1097 | { | |
1098 | unroll = (s0[k].inc == s1[k].inc); | |
1099 | vlen *= s0[k].ubnd - s1[k].lbnd + 1; | |
1100 | } | |
1101 | } | |
bc36d050 | 1102 | if (unroll && bas0 == bas1 && scm_is_eq (v0, v1)) |
c209c88e | 1103 | return 1; |
0f2d19dd JB |
1104 | return scm_ramapc (raeql_1, as_equal, ra0, scm_cons (ra1, SCM_EOL), ""); |
1105 | } | |
1106 | ||
1cc91f1b | 1107 | |
0f2d19dd | 1108 | SCM |
1bbd0b84 | 1109 | scm_raequal (SCM ra0, SCM ra1) |
0f2d19dd | 1110 | { |
7888309b | 1111 | return scm_from_bool(raeql (ra0, SCM_BOOL_T, ra1)); |
0f2d19dd JB |
1112 | } |
1113 | ||
4079f87e | 1114 | #if 0 |
c3ee7520 GB |
1115 | /* GJB:FIXME:: Why not use SCM_DEFINE1 for array-equal? */ |
1116 | SCM_DEFINE1 (scm_array_equal_p, "array-equal?", scm_tc7_rpsubr, | |
c209c88e | 1117 | (SCM ra0, SCM ra1), |
1e6808ea MG |
1118 | "Return @code{#t} iff all arguments are arrays with the same\n" |
1119 | "shape, the same type, and have corresponding elements which are\n" | |
1120 | "either @code{equal?} or @code{array-equal?}. This function\n" | |
1121 | "differs from @code{equal?} in that a one dimensional shared\n" | |
1122 | "array may be @var{array-equal?} but not @var{equal?} to a\n" | |
1123 | "vector or uniform vector.") | |
4079f87e | 1124 | #define FUNC_NAME s_scm_array_equal_p |
0f981281 GB |
1125 | { |
1126 | } | |
4079f87e GB |
1127 | #undef FUNC_NAME |
1128 | #endif | |
1129 | ||
0f2d19dd JB |
1130 | static char s_array_equal_p[] = "array-equal?"; |
1131 | ||
1cc91f1b | 1132 | |
0f2d19dd | 1133 | SCM |
1bbd0b84 | 1134 | scm_array_equal_p (SCM ra0, SCM ra1) |
0f2d19dd | 1135 | { |
04b87de5 | 1136 | if (SCM_I_ARRAYP (ra0) || SCM_I_ARRAYP (ra1)) |
399aba0a MV |
1137 | return scm_from_bool(raeql (ra0, SCM_BOOL_F, ra1)); |
1138 | return scm_equal_p (ra0, ra1); | |
0f2d19dd JB |
1139 | } |
1140 | ||
1141 | ||
1cc91f1b | 1142 | static void |
1bbd0b84 | 1143 | init_raprocs (ra_iproc *subra) |
0f2d19dd JB |
1144 | { |
1145 | for (; subra->name; subra++) | |
86d31dfe | 1146 | { |
cc95e00a | 1147 | SCM sym = scm_from_locale_symbol (subra->name); |
86d31dfe MV |
1148 | SCM var = |
1149 | scm_sym2var (sym, scm_current_module_lookup_closure (), SCM_BOOL_F); | |
1150 | if (var != SCM_BOOL_F) | |
1151 | subra->sproc = SCM_VARIABLE_REF (var); | |
1152 | else | |
1153 | subra->sproc = SCM_BOOL_F; | |
1154 | } | |
0f2d19dd JB |
1155 | } |
1156 | ||
1cc91f1b | 1157 | |
0f2d19dd | 1158 | void |
5d1b3b2d | 1159 | scm_init_array_map (void) |
0f2d19dd JB |
1160 | { |
1161 | init_raprocs (ra_rpsubrs); | |
1162 | init_raprocs (ra_asubrs); | |
9a441ddb | 1163 | scm_c_define_subr (s_array_equal_p, scm_tc7_rpsubr, scm_array_equal_p); |
04b87de5 | 1164 | scm_smobs[SCM_TC2SMOBNUM (scm_i_tc16_array)].equalp = scm_raequal; |
5d1b3b2d | 1165 | #include "libguile/array-map.x" |
1bbd0b84 | 1166 | scm_add_feature (s_scm_array_for_each); |
0f2d19dd | 1167 | } |
89e00824 ML |
1168 | |
1169 | /* | |
1170 | Local Variables: | |
1171 | c-file-style: "gnu" | |
1172 | End: | |
1173 | */ |